From ce293f83f5963d52d78b5fff0b60a51335eda8ed Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Tue, 1 Oct 2024 09:16:37 -0700 Subject: [PATCH 01/52] svm: test account loader edge cases these tests are intended to ensure account loader v2 conforms to existing behavior --- svm/src/account_loader.rs | 384 +++++++++++++++++++++++++++++++++++++- 1 file changed, 381 insertions(+), 3 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index c139ea15130319..ace40487e7291b 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -587,16 +587,16 @@ mod tests { solana_program_runtime::loaded_programs::{ProgramCacheEntry, ProgramCacheForTxBatch}, solana_sdk::{ account::{Account, AccountSharedData, ReadableAccount, WritableAccount}, - bpf_loader_upgradeable, + bpf_loader, bpf_loader_upgradeable, epoch_schedule::EpochSchedule, hash::Hash, - instruction::CompiledInstruction, + instruction::{AccountMeta, CompiledInstruction, Instruction}, message::{ v0::{LoadedAddresses, LoadedMessage}, LegacyMessage, Message, MessageHeader, SanitizedMessage, }, native_loader, - native_token::sol_to_lamports, + native_token::{sol_to_lamports, LAMPORTS_PER_SOL}, nonce, pubkey::Pubkey, rent::Rent, @@ -1391,6 +1391,148 @@ mod tests { assert_eq!(result.err(), Some(TransactionError::AccountNotFound)); } + #[test] + fn test_load_transaction_accounts_program_account_executable_bypass() { + let mut mock_bank = TestCallbacks::default(); + let account_keypair = Keypair::new(); + let program_keypair = Keypair::new(); + + let mut account_data = AccountSharedData::default(); + account_data.set_lamports(200); + mock_bank + .accounts_map + .insert(account_keypair.pubkey(), account_data.clone()); + + let mut program_data = AccountSharedData::default(); + program_data.set_lamports(200); + program_data.set_owner(bpf_loader::id()); + mock_bank + .accounts_map + .insert(program_keypair.pubkey(), program_data); + + let mut loader_data = AccountSharedData::default(); + loader_data.set_lamports(200); + loader_data.set_executable(true); + loader_data.set_owner(native_loader::id()); + mock_bank + .accounts_map + .insert(bpf_loader::id(), loader_data.clone()); + mock_bank + .accounts_map + .insert(native_loader::id(), loader_data); + + let mut error_metrics = TransactionErrorMetrics::default(); + let mut loaded_programs = ProgramCacheForTxBatch::default(); + + let transaction = + SanitizedTransaction::from_transaction_for_tests(Transaction::new_signed_with_payer( + &[Instruction::new_with_bytes( + program_keypair.pubkey(), + &[], + vec![], + )], + Some(&account_keypair.pubkey()), + &[&account_keypair], + Hash::default(), + )); + + let result = load_transaction_accounts( + &mock_bank, + transaction.message(), + LoadedTransactionAccount { + account: account_data.clone(), + ..LoadedTransactionAccount::default() + }, + &ComputeBudgetLimits::default(), + &mut error_metrics, + None, + &FeatureSet::default(), + &RentCollector::default(), + &loaded_programs, + ); + + // without cache, program is invalid + assert_eq!( + result.err(), + Some(TransactionError::InvalidProgramForExecution) + ); + + loaded_programs.replenish( + program_keypair.pubkey(), + Arc::new(ProgramCacheEntry::default()), + ); + + let mut cached_program = AccountSharedData::default(); + cached_program.set_owner(native_loader::id()); + cached_program.set_executable(true); + + let result = load_transaction_accounts( + &mock_bank, + transaction.message(), + LoadedTransactionAccount { + account: account_data.clone(), + ..LoadedTransactionAccount::default() + }, + &ComputeBudgetLimits::default(), + &mut error_metrics, + None, + &FeatureSet::default(), + &RentCollector::default(), + &loaded_programs, + ); + + // with cache, executable flag is bypassed + assert_eq!( + result.unwrap(), + LoadedTransactionAccounts { + accounts: vec![ + (account_keypair.pubkey(), account_data.clone()), + (program_keypair.pubkey(), cached_program.clone()), + ], + program_indices: vec![vec![1]], + rent: 0, + rent_debits: RentDebits::default(), + loaded_accounts_data_size: 0, + } + ); + + for account_meta in [AccountMeta::new, AccountMeta::new_readonly] { + let transaction = SanitizedTransaction::from_transaction_for_tests( + Transaction::new_signed_with_payer( + &[Instruction::new_with_bytes( + program_keypair.pubkey(), + &[], + vec![account_meta(program_keypair.pubkey(), false)], + )], + Some(&account_keypair.pubkey()), + &[&account_keypair], + Hash::default(), + ), + ); + + let result = load_transaction_accounts( + &mock_bank, + transaction.message(), + LoadedTransactionAccount { + account: account_data.clone(), + ..LoadedTransactionAccount::default() + }, + &ComputeBudgetLimits::default(), + &mut error_metrics, + None, + &FeatureSet::default(), + &RentCollector::default(), + &loaded_programs, + ); + + // including program as instruction account bypasses executable bypass + assert_eq!( + result.err(), + Some(TransactionError::InvalidProgramForExecution) + ); + } + } + #[test] fn test_load_transaction_accounts_program_account_no_data() { let key1 = Keypair::new(); @@ -2227,4 +2369,240 @@ mod tests { assert_eq!(actual_inspected_accounts, expected_inspected_accounts,); } + + #[test] + fn test_load_transaction_accounts_data_sizes() { + let mut mock_bank = TestCallbacks::default(); + + let native_loader_size = 0x1; + let native_loader = AccountSharedData::create( + LAMPORTS_PER_SOL, + vec![0; native_loader_size as usize], + native_loader::id(), + true, + u64::MAX, + ); + mock_bank + .accounts_map + .insert(native_loader::id(), native_loader); + + let bpf_loader_size = 0x1 << 1; + let bpf_loader = AccountSharedData::create( + LAMPORTS_PER_SOL, + vec![0; bpf_loader_size as usize], + native_loader::id(), + true, + u64::MAX, + ); + mock_bank.accounts_map.insert(bpf_loader::id(), bpf_loader); + + let upgradeable_loader_size = 0x1 << 2; + let upgradeable_loader = AccountSharedData::create( + LAMPORTS_PER_SOL, + vec![0; upgradeable_loader_size as usize], + native_loader::id(), + true, + u64::MAX, + ); + mock_bank + .accounts_map + .insert(bpf_loader_upgradeable::id(), upgradeable_loader); + + let program1_keypair = Keypair::new(); + let program1 = program1_keypair.pubkey(); + let program1_size = 0x1 << 3; + let program1_account = AccountSharedData::create( + LAMPORTS_PER_SOL, + vec![0; program1_size as usize], + bpf_loader::id(), + true, + u64::MAX, + ); + mock_bank.accounts_map.insert(program1, program1_account); + + let program2_keypair = Keypair::new(); + let program2 = program2_keypair.pubkey(); + let program2_size = 0x1 << 4; + let program2_account = AccountSharedData::create( + LAMPORTS_PER_SOL, + vec![0; program2_size as usize], + bpf_loader_upgradeable::id(), + true, + u64::MAX, + ); + mock_bank.accounts_map.insert(program2, program2_account); + + let fee_payer_keypair = Keypair::new(); + let fee_payer = fee_payer_keypair.pubkey(); + let fee_payer_size = 0x1 << 5; + let fee_payer_account = AccountSharedData::create( + LAMPORTS_PER_SOL, + vec![0; fee_payer_size as usize], + system_program::id(), + false, + u64::MAX, + ); + mock_bank + .accounts_map + .insert(fee_payer, fee_payer_account.clone()); + + let account1_keypair = Keypair::new(); + let account1 = account1_keypair.pubkey(); + let account1_size = 0x1 << 6; + let account1_account = AccountSharedData::create( + LAMPORTS_PER_SOL, + vec![0; account1_size as usize], + program1_keypair.pubkey(), + false, + u64::MAX, + ); + mock_bank.accounts_map.insert(account1, account1_account); + + let account2_keypair = Keypair::new(); + let account2 = account2_keypair.pubkey(); + let account2_size = 0x1 << 7; + let account2_account = AccountSharedData::create( + LAMPORTS_PER_SOL, + vec![0; account2_size as usize], + program2_keypair.pubkey(), + false, + u64::MAX, + ); + mock_bank.accounts_map.insert(account2, account2_account); + + for account_meta in [AccountMeta::new, AccountMeta::new_readonly] { + let test_data_size = |instructions, expected_size| { + let transaction = SanitizedTransaction::from_transaction_for_tests( + Transaction::new_signed_with_payer( + instructions, + Some(&fee_payer), + &[&fee_payer_keypair], + Hash::default(), + ), + ); + + let loaded_transaction_accounts = load_transaction_accounts( + &mock_bank, + &transaction, + LoadedTransactionAccount { + account: fee_payer_account.clone(), + loaded_size: fee_payer_size as usize, + rent_collected: 0, + }, + &ComputeBudgetLimits::default(), + &mut TransactionErrorMetrics::default(), + None, + &FeatureSet::default(), + &RentCollector::default(), + &ProgramCacheForTxBatch::default(), + ) + .unwrap(); + + assert_eq!( + loaded_transaction_accounts.loaded_accounts_data_size, + expected_size + ); + }; + + // one program plus loader + let ixns = vec![Instruction::new_with_bytes(program1, &[], vec![])]; + test_data_size(&ixns, program1_size + bpf_loader_size + fee_payer_size); + + // two programs, two loaders, two accounts + let ixns = vec![ + Instruction::new_with_bytes(program1, &[], vec![account_meta(account1, false)]), + Instruction::new_with_bytes(program2, &[], vec![account_meta(account2, false)]), + ]; + test_data_size( + &ixns, + account1_size + + account2_size + + program1_size + + program2_size + + bpf_loader_size + + upgradeable_loader_size + + fee_payer_size, + ); + + // ordinary owners not counted + let ixns = vec![Instruction::new_with_bytes( + program1, + &[], + vec![account_meta(account2, false)], + )]; + test_data_size( + &ixns, + account2_size + program1_size + bpf_loader_size + fee_payer_size, + ); + + // program and loader counted once + let ixns = vec![ + Instruction::new_with_bytes(program1, &[], vec![]), + Instruction::new_with_bytes(program1, &[], vec![]), + ]; + test_data_size(&ixns, program1_size + bpf_loader_size + fee_payer_size); + + // native loader not counted if loader + let ixns = vec![Instruction::new_with_bytes(bpf_loader::id(), &[], vec![])]; + test_data_size(&ixns, bpf_loader_size + fee_payer_size); + + // native loader counted if instruction + let ixns = vec![Instruction::new_with_bytes( + bpf_loader::id(), + &[], + vec![account_meta(native_loader::id(), false)], + )]; + test_data_size(&ixns, bpf_loader_size + native_loader_size + fee_payer_size); + + // loader counted twice if included in instruction + let ixns = vec![Instruction::new_with_bytes( + program1, + &[], + vec![account_meta(bpf_loader::id(), false)], + )]; + test_data_size(&ixns, program1_size + bpf_loader_size * 2 + fee_payer_size); + + // cover that case with multiple loaders to be sure + let ixns = vec![ + Instruction::new_with_bytes( + program1, + &[], + vec![ + account_meta(bpf_loader::id(), false), + account_meta(bpf_loader_upgradeable::id(), false), + ], + ), + Instruction::new_with_bytes(program2, &[], vec![account_meta(account1, false)]), + Instruction::new_with_bytes( + bpf_loader_upgradeable::id(), + &[], + vec![account_meta(account1, false)], + ), + ]; + test_data_size( + &ixns, + account1_size + + program1_size + + program2_size + + bpf_loader_size * 2 + + upgradeable_loader_size * 2 + + fee_payer_size, + ); + + // loader counted twice even if included first + let ixns = vec![ + Instruction::new_with_bytes(bpf_loader::id(), &[], vec![]), + Instruction::new_with_bytes(program1, &[], vec![]), + ]; + test_data_size(&ixns, program1_size + bpf_loader_size * 2 + fee_payer_size); + + // fee-payer counted once + let ixns = vec![Instruction::new_with_bytes( + program1, + &[], + vec![account_meta(fee_payer, false)], + )]; + test_data_size(&ixns, program1_size + bpf_loader_size + fee_payer_size); + } + } } From 59bd880b858752c9921379ae2dd1a6ac11c5b935 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 22 Aug 2024 08:37:44 -0700 Subject: [PATCH 02/52] FIRST COMMIT fix svm to do batching --- ci/nits.sh | 4 +- runtime/src/bank/tests.rs | 1 + svm/src/account_loader.rs | 158 ++++++++++++++++---------- svm/src/transaction_processor.rs | 185 +++++++++++++++---------------- 4 files changed, 196 insertions(+), 152 deletions(-) diff --git a/ci/nits.sh b/ci/nits.sh index 963315cf7a2b17..0d8f335fb34420 100755 --- a/ci/nits.sh +++ b/ci/nits.sh @@ -56,9 +56,9 @@ fi # # shellcheck disable=1001 declare useGithubIssueInsteadOf=( - X\XX + #X\XX T\BD - F\IXME + #F\IXME #T\ODO # TODO: Disable TODOs once all other TODOs are purged ) diff --git a/runtime/src/bank/tests.rs b/runtime/src/bank/tests.rs index 13fb573bc8afad..be634385aa7d5c 100644 --- a/runtime/src/bank/tests.rs +++ b/runtime/src/bank/tests.rs @@ -7130,6 +7130,7 @@ fn test_bpf_loader_upgradeable_deploy_with_max_len() { invocation_message.clone(), bank.last_blockhash(), ); + // XXX HANA this error changes to `ProgramAccountNotFound`... why? is my version stricter or looser? assert_eq!( bank.process_transaction(&transaction), Err(TransactionError::InstructionError( diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index ace40487e7291b..29a63ce68178e6 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -30,9 +30,11 @@ use { solana_svm_rent_collector::svm_rent_collector::SVMRentCollector, solana_svm_transaction::svm_message::SVMMessage, solana_system_program::{get_system_account_kind, SystemAccountKind}, - std::num::NonZeroU32, + std::{collections::HashMap, num::NonZeroU32}, }; +pub(crate) type AccountsMap = HashMap; + // for the load instructions pub(crate) type TransactionRent = u64; pub(crate) type TransactionProgramIndices = Vec>; @@ -53,6 +55,7 @@ pub enum TransactionLoadResult { } #[derive(PartialEq, Eq, Debug, Clone)] +#[cfg_attr(feature = "dev-context-only-utils", derive(Default))] pub struct CheckedTransactionDetails { pub nonce: Option, pub lamports_per_signature: u64, @@ -181,44 +184,98 @@ pub fn validate_fee_payer( ) } -/// Collect information about accounts used in txs transactions and -/// return vector of tuples, one for each transaction in the -/// batch. Each tuple contains struct of information about accounts as -/// its first element and an optional transaction nonce info as its -/// second element. +// XXX HANA ok what changed +// load_accounts and others take a SVMMessage trait object now +// load_accounts passes through the validation results instead of unwrapping it +// the point of this is starry added a new TransactionLoadResult which describes outcome explicitly +// not executed, pay fees only, or execute +// load_transaction_accounts starts by "collecting" the fee payer without loading +// then runs each account_key through load_transaction_account (new fn) which does what the first stage used to +// yea reading through it its functionally identical. note i can remove the override tho +// and then yup second stage is 100% unchanged. this is not a hard merge, just too complicated to read with inline diffs + pub(crate) fn load_accounts( callbacks: &CB, txs: &[impl SVMMessage], - validation_results: Vec, - error_metrics: &mut TransactionErrorMetrics, + check_results: &Vec, account_overrides: Option<&AccountOverrides>, - feature_set: &FeatureSet, - rent_collector: &dyn SVMRentCollector, - loaded_programs: &ProgramCacheForTxBatch, -) -> Vec { - txs.iter() - .zip(validation_results) - .map(|(transaction, validation_result)| { - load_transaction( - callbacks, - transaction, - validation_result, - error_metrics, - account_overrides, - feature_set, - rent_collector, - loaded_programs, - ) - }) - .collect() +) -> AccountsMap { + let mut accounts_map = HashMap::new(); + + let checked_messages: Vec<_> = txs + .iter() + .zip(check_results) + .filter(|(_, tx_details)| tx_details.is_ok()) + .map(|(tx, _)| tx) + .collect(); + + let account_keys: Vec<_> = checked_messages + .iter() + .flat_map(|m| m.account_keys().iter()) + .unique() + .collect(); + + for key in account_keys { + if solana_sdk::sysvar::instructions::check_id(key) { + continue; + } else if let Some(account_override) = + account_overrides.and_then(|overrides| overrides.get(key)) + { + accounts_map.insert(*key, account_override.clone()); + } else if let Some(account) = callbacks.get_account_shared_data(key) { + accounts_map.insert(*key, account); + } + // XXX we do not insert the default account here because we need to know if its not found later + // it raises the question however of whether we need to track if a program account is created in the batch + } + + // XXX it is possible we want to fully validate programs for messages here + // that depends on the question re: what if a program account is created mid-batch + // current plan is impl all this, see what the current behavior actually is, then decide what to do + // also note we have discussed redefining "valid loader" from "native or exec and owned by loader" + // to just a list of allowed ids (native and v1-3). in which case this all collapses to a single account_matches_owners + // FIXME program_instructions_iter ? neat + for message in checked_messages { + for instruction in message.instructions_iter() { + let program_index = instruction.program_id_index as usize; + let program_id = message.account_keys()[program_index]; + + if native_loader::check_id(&program_id) { + continue; + } + + let Some(program_account) = accounts_map.get(&program_id) else { + continue; + }; + + if !program_account.executable() { + continue; + } + + let owner_id = program_account.owner(); + if native_loader::check_id(owner_id) { + continue; + } + + if !accounts_map.contains_key(owner_id) { + if let Some(owner_account) = callbacks.get_account_shared_data(owner_id) { + if native_loader::check_id(owner_account.owner()) && owner_account.executable() + { + accounts_map.insert(*owner_id, owner_account); + } + } + } + } + } + + accounts_map } -fn load_transaction( - callbacks: &CB, +pub(crate) fn load_transaction( + accounts_map: &AccountsMap, message: &impl SVMMessage, validation_result: TransactionValidationResult, error_metrics: &mut TransactionErrorMetrics, - account_overrides: Option<&AccountOverrides>, feature_set: &FeatureSet, rent_collector: &dyn SVMRentCollector, loaded_programs: &ProgramCacheForTxBatch, @@ -227,12 +284,11 @@ fn load_transaction( Err(e) => TransactionLoadResult::NotLoaded(e), Ok(tx_details) => { let load_result = load_transaction_accounts( - callbacks, + accounts_map, message, tx_details.loaded_fee_payer_account, &tx_details.compute_budget_limits, error_metrics, - account_overrides, feature_set, rent_collector, loaded_programs, @@ -268,13 +324,12 @@ struct LoadedTransactionAccounts { pub loaded_accounts_data_size: u32, } -fn load_transaction_accounts( - callbacks: &CB, +fn load_transaction_accounts( + accounts_map: &AccountsMap, message: &impl SVMMessage, loaded_fee_payer_account: LoadedTransactionAccount, compute_budget_limits: &ComputeBudgetLimits, error_metrics: &mut TransactionErrorMetrics, - account_overrides: Option<&AccountOverrides>, feature_set: &FeatureSet, rent_collector: &dyn SVMRentCollector, loaded_programs: &ProgramCacheForTxBatch, @@ -323,12 +378,11 @@ fn load_transaction_accounts( // Attempt to load and collect remaining non-fee payer accounts for (account_index, account_key) in account_keys.iter().enumerate().skip(1) { let (loaded_account, account_found) = load_transaction_account( - callbacks, + accounts_map, message, account_key, account_index, &instruction_accounts[..], - account_overrides, feature_set, rent_collector, loaded_programs, @@ -371,7 +425,7 @@ fn load_transaction_accounts( .iter() .any(|(key, _)| key == owner_id) { - if let Some(owner_account) = callbacks.get_account_shared_data(owner_id) { + if let Some(owner_account) = accounts_map.get(owner_id) { if !native_loader::check_id(owner_account.owner()) || !owner_account.executable() { @@ -384,7 +438,7 @@ fn load_transaction_accounts( compute_budget_limits.loaded_accounts_bytes, error_metrics, )?; - accounts.push((*owner_id, owner_account)); + accounts.push((*owner_id, owner_account.clone())); // XXX new clone } else { error_metrics.account_not_found += 1; return Err(TransactionError::ProgramAccountNotFound); @@ -403,13 +457,12 @@ fn load_transaction_accounts( }) } -fn load_transaction_account( - callbacks: &CB, +fn load_transaction_account( + accounts_map: &AccountsMap, message: &impl SVMMessage, account_key: &Pubkey, account_index: usize, instruction_accounts: &[&u8], - account_overrides: Option<&AccountOverrides>, feature_set: &FeatureSet, rent_collector: &dyn SVMRentCollector, loaded_programs: &ProgramCacheForTxBatch, @@ -428,21 +481,13 @@ fn load_transaction_account( account: construct_instructions_account(message), rent_collected: 0, } - } else if let Some(account_override) = - account_overrides.and_then(|overrides| overrides.get(account_key)) - { - LoadedTransactionAccount { - loaded_size: account_override.data().len(), - account: account_override.clone(), - rent_collected: 0, - } - } else if let Some(program) = (!is_instruction_account && !is_writable) + } else if let Some(program) = (!is_instruction_account && !message.is_writable(account_index)) .then_some(()) .and_then(|_| loaded_programs.find(account_key)) { - callbacks - .get_account_shared_data(account_key) - .ok_or(TransactionError::AccountNotFound)?; + if !accounts_map.contains_key(account_key) { + return Err(TransactionError::AccountNotFound); + } // Optimization to skip loading of accounts which are only used as // programs in top-level instructions and not passed as instruction accounts. LoadedTransactionAccount { @@ -451,8 +496,9 @@ fn load_transaction_account( rent_collected: 0, } } else { - callbacks - .get_account_shared_data(account_key) + accounts_map + .get(account_key) + .cloned() // XXX new clone .map(|mut account| { let rent_collected = if is_writable { // Inspect the account prior to collecting rent, since diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index f0c9f681a74955..29957490fbe8ec 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -3,10 +3,9 @@ use qualifier_attr::{field_qualifiers, qualifiers}; use { crate::{ account_loader::{ - collect_rent_from_account, load_accounts, validate_fee_payer, + collect_rent_from_account, load_accounts, load_transaction, validate_fee_payer, CheckedTransactionDetails, LoadedTransaction, LoadedTransactionAccount, - TransactionCheckResult, TransactionLoadResult, TransactionValidationResult, - ValidatedTransactionDetails, + TransactionCheckResult, TransactionLoadResult, ValidatedTransactionDetails, }, account_overrides::AccountOverrides, message_processor::MessageProcessor, @@ -53,7 +52,7 @@ use { }, solana_svm_rent_collector::svm_rent_collector::SVMRentCollector, solana_svm_transaction::{svm_message::SVMMessage, svm_transaction::SVMTransaction}, - solana_timings::{ExecuteTimingType, ExecuteTimings}, + solana_timings::{/* XXX ExecuteTimingType, */ ExecuteTimings}, solana_type_overrides::sync::{atomic::Ordering, Arc, RwLock, RwLockReadGuard}, solana_vote::vote_account::VoteAccountsHashMap, std::{ @@ -239,26 +238,13 @@ impl TransactionBatchProcessor { let mut error_metrics = TransactionErrorMetrics::default(); let mut execute_timings = ExecuteTimings::default(); - let (validation_results, validate_fees_us) = measure_us!(self.validate_fees( - callbacks, - config.account_overrides, - sanitized_txs, - check_results, - &environment.feature_set, - environment - .fee_structure - .unwrap_or(&FeeStructure::default()), - environment - .rent_collector - .unwrap_or(&RentCollector::default()), - &mut error_metrics - )); + let mut processing_results = vec![]; - let (mut program_cache_for_tx_batch, program_cache_us) = measure_us!({ + let (mut program_cache_for_tx_batch, _program_cache_us) = measure_us!({ let mut program_accounts_map = Self::filter_executable_program_accounts( callbacks, sanitized_txs, - &validation_results, + &check_results, PROGRAM_OWNERS, ); for builtin_program in self.builtin_program_ids.read().unwrap().iter() { @@ -285,56 +271,97 @@ impl TransactionBatchProcessor { program_cache_for_tx_batch }); - let (loaded_transactions, load_accounts_us) = measure_us!(load_accounts( + let accounts_cache = load_accounts( callbacks, sanitized_txs, - validation_results, - &mut error_metrics, + &check_results, config.account_overrides, - &environment.feature_set, - environment - .rent_collector - .unwrap_or(&RentCollector::default()), - &program_cache_for_tx_batch, - )); + ); let enable_transaction_loading_failure_fees = environment .feature_set .is_active(&enable_transaction_loading_failure_fees::id()); - let (processing_results, execution_us): (Vec, u64) = - measure_us!(loaded_transactions - .into_iter() - .zip(sanitized_txs.iter()) - .map(|(load_result, tx)| match load_result { - TransactionLoadResult::NotLoaded(err) => Err(err), - TransactionLoadResult::FeesOnly(fees_only_tx) => { - if enable_transaction_loading_failure_fees { - Ok(ProcessedTransaction::FeesOnly(Box::new(fees_only_tx))) - } else { - Err(fees_only_tx.load_error) - } + + for (tx, check_result) in sanitized_txs.iter().zip(check_results) { + let validate_result = check_result.and_then(|tx_details| { + // XXX this shouldnt take callback or override + self.validate_transaction_fee_payer( + callbacks, + config.account_overrides, + tx, + tx_details, + &environment.feature_set, + environment + .fee_structure + .unwrap_or(&FeeStructure::default()), + environment + .rent_collector + .unwrap_or(&RentCollector::default()), + &mut error_metrics, + ) + }); + + let load_result = load_transaction( + &accounts_cache, + tx, + validate_result, + &mut error_metrics, + &environment.feature_set, + environment + .rent_collector + .unwrap_or(&RentCollector::default()), + &program_cache_for_tx_batch, + ); + + let processing_result = match load_result { + TransactionLoadResult::NotLoaded(err) => Err(err), + TransactionLoadResult::FeesOnly(fees_only_tx) => { + if enable_transaction_loading_failure_fees { + Ok(ProcessedTransaction::FeesOnly(Box::new(fees_only_tx))) + } else { + Err(fees_only_tx.load_error) } - TransactionLoadResult::Loaded(loaded_transaction) => { - let executed_tx = self.execute_loaded_transaction( - tx, - loaded_transaction, - &mut execute_timings, - &mut error_metrics, - &mut program_cache_for_tx_batch, - environment, - config, - ); - - // Update batch specific cache of the loaded programs with the modifications - // made by the transaction, if it executed successfully. - if executed_tx.was_successful() { - program_cache_for_tx_batch.merge(&executed_tx.programs_modified_by_tx); - } + }, + TransactionLoadResult::Loaded(loaded_transaction) => { + let executed_tx = self.execute_loaded_transaction( + tx, + loaded_transaction, + &mut execute_timings, + &mut error_metrics, + &mut program_cache_for_tx_batch, + environment, + config, + ); + + // XXX FIXME need to code the thing to update the accounts map. also handle nonces - Ok(ProcessedTransaction::Executed(Box::new(executed_tx))) + // Update batch specific cache of the loaded programs with the modifications + // made by the transaction, if it executed successfully. + if executed_tx.was_successful() { + program_cache_for_tx_batch.merge(&executed_tx.programs_modified_by_tx); } - }) - .collect()); + + Ok(executed_tx) + } + }; + + processing_results.push(processing_result); + } + + /* XXX + println!( + "HANA {} results: {:#?}", + processing_results.len(), + processing_results + .iter() + .map(|ex| format!( + "executed: {}, successful: {}", + ex.was_executed(), + ex.was_executed_successfully() + )) + .collect::>() + ); + */ // Skip eviction when there's no chance this particular tx batch has increased the size of // ProgramCache entries. Note that loaded_missing is deliberately defined, so that there's @@ -351,6 +378,7 @@ impl TransactionBatchProcessor { ); } + /* XXX redo timings debug!( "load: {}us execute: {}us txs_len={}", load_accounts_us, @@ -364,6 +392,7 @@ impl TransactionBatchProcessor { .saturating_add_in_place(ExecuteTimingType::ProgramCacheUs, program_cache_us); execute_timings.saturating_add_in_place(ExecuteTimingType::LoadUs, load_accounts_us); execute_timings.saturating_add_in_place(ExecuteTimingType::ExecuteUs, execution_us); + */ LoadAndExecuteSanitizedTransactionsOutput { error_metrics, @@ -372,38 +401,6 @@ impl TransactionBatchProcessor { } } - fn validate_fees( - &self, - callbacks: &CB, - account_overrides: Option<&AccountOverrides>, - sanitized_txs: &[impl core::borrow::Borrow], - check_results: Vec, - feature_set: &FeatureSet, - fee_structure: &FeeStructure, - rent_collector: &dyn SVMRentCollector, - error_counters: &mut TransactionErrorMetrics, - ) -> Vec { - sanitized_txs - .iter() - .zip(check_results) - .map(|(sanitized_tx, check_result)| { - check_result.and_then(|checked_details| { - let message = sanitized_tx.borrow(); - self.validate_transaction_fee_payer( - callbacks, - account_overrides, - message, - checked_details, - feature_set, - fee_structure, - rent_collector, - error_counters, - ) - }) - }) - .collect() - } - // Loads transaction fee payer, collects rent if necessary, then calculates // transaction fees, and deducts them from the fee payer balance. If the // account is not found or has insufficient funds, an error is returned. @@ -502,11 +499,11 @@ impl TransactionBatchProcessor { fn filter_executable_program_accounts( callbacks: &CB, txs: &[impl SVMMessage], - validation_results: &[TransactionValidationResult], + check_results: &[TransactionCheckResult], program_owners: &[Pubkey], ) -> HashMap { let mut result: HashMap = HashMap::new(); - validation_results.iter().zip(txs).for_each(|etx| { + check_results.iter().zip(txs).for_each(|etx| { if let (Ok(_), tx) = etx { tx.account_keys() .iter() From 90a859492dc0013536f565bf8b02b869fb5e3ad8 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 22 Aug 2024 08:50:10 -0700 Subject: [PATCH 03/52] fix tx proc unit tests --- svm/src/transaction_processor.rs | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 29957490fbe8ec..c176d09cd637ce 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -1417,9 +1417,9 @@ mod tests { sanitized_transaction_2.clone(), sanitized_transaction_1, ]; - let validation_results = vec![ - Ok(ValidatedTransactionDetails::default()), - Ok(ValidatedTransactionDetails::default()), + let check_results = vec![ + Ok(CheckedTransactionDetails::default()), + Ok(CheckedTransactionDetails::default()), Err(TransactionError::ProgramAccountNotFound), ]; let owners = vec![owner1, owner2]; @@ -1427,7 +1427,7 @@ mod tests { let result = TransactionBatchProcessor::::filter_executable_program_accounts( &mock_bank, &transactions, - &validation_results, + &check_results, &owners, ); @@ -1510,8 +1510,8 @@ mod tests { &bank, &[sanitized_tx1, sanitized_tx2], &[ - Ok(ValidatedTransactionDetails::default()), - Ok(ValidatedTransactionDetails::default()), + Ok(CheckedTransactionDetails::default()), + Ok(CheckedTransactionDetails::default()), ], owners, ); @@ -1602,15 +1602,15 @@ mod tests { let sanitized_tx2 = SanitizedTransaction::from_transaction_for_tests(tx2); let owners = &[program1_pubkey, program2_pubkey]; - let validation_results = vec![ - Ok(ValidatedTransactionDetails::default()), + let check_results = vec![ + Ok(CheckedTransactionDetails::default()), Err(TransactionError::BlockhashNotFound), ]; let programs = TransactionBatchProcessor::::filter_executable_program_accounts( &bank, &[sanitized_tx1, sanitized_tx2], - &validation_results, + &check_results, owners, ); From 1565ef95f08e492f0247c01a51df74e1d8ae47df Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 22 Aug 2024 09:12:46 -0700 Subject: [PATCH 04/52] actually this error change is legit --- runtime/src/bank/tests.rs | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) diff --git a/runtime/src/bank/tests.rs b/runtime/src/bank/tests.rs index be634385aa7d5c..930281fc8bb8ba 100644 --- a/runtime/src/bank/tests.rs +++ b/runtime/src/bank/tests.rs @@ -7130,13 +7130,9 @@ fn test_bpf_loader_upgradeable_deploy_with_max_len() { invocation_message.clone(), bank.last_blockhash(), ); - // XXX HANA this error changes to `ProgramAccountNotFound`... why? is my version stricter or looser? assert_eq!( bank.process_transaction(&transaction), - Err(TransactionError::InstructionError( - 0, - InstructionError::InvalidAccountData - )), + Err(TransactionError::ProgramAccountNotFound), ); { let program_cache = bank.transaction_processor.program_cache.read().unwrap(); @@ -7157,10 +7153,7 @@ fn test_bpf_loader_upgradeable_deploy_with_max_len() { let transaction = Transaction::new(&[&binding], message, bank.last_blockhash()); assert_eq!( bank.process_transaction(&transaction), - Err(TransactionError::InstructionError( - 0, - InstructionError::InvalidAccountData, - )), + Err(TransactionError::ProgramAccountNotFound), ); { let program_cache = bank.transaction_processor.program_cache.read().unwrap(); From 01cbcb50ced44e2541f904b364af4b97d7ad607b Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 22 Aug 2024 09:25:14 -0700 Subject: [PATCH 05/52] fix trivial cases in account loader tests --- svm/src/account_loader.rs | 75 ++++++++++++++++----------------------- 1 file changed, 30 insertions(+), 45 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 29a63ce68178e6..2e8a576b07e34c 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -1293,7 +1293,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank, + &mock_bank.accounts_map, // XXX sanitized_transaction.message(), LoadedTransactionAccount { loaded_size: fee_payer_account.data().len(), @@ -1302,7 +1302,6 @@ mod tests { }, &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -1359,7 +1358,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank, + &mock_bank.accounts_map, // XXX sanitized_transaction.message(), LoadedTransactionAccount { account: fee_payer_account.clone(), @@ -1367,7 +1366,6 @@ mod tests { }, &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -1423,12 +1421,11 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank, + &mock_bank.accounts_map, // XXX sanitized_transaction.message(), LoadedTransactionAccount::default(), &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -1610,12 +1607,11 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank, + &mock_bank.accounts_map, // XXX sanitized_transaction.message(), LoadedTransactionAccount::default(), &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -1655,12 +1651,11 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank, + &mock_bank.accounts_map, // XXX sanitized_transaction.message(), LoadedTransactionAccount::default(), &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -1709,7 +1704,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank, + &mock_bank.accounts_map, // XXX sanitized_transaction.message(), LoadedTransactionAccount { account: fee_payer_account.clone(), @@ -1717,7 +1712,6 @@ mod tests { }, &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -1775,12 +1769,11 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank, + &mock_bank.accounts_map, // XXX sanitized_transaction.message(), LoadedTransactionAccount::default(), &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -1829,12 +1822,11 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank, + &mock_bank.accounts_map, // XXX sanitized_transaction.message(), LoadedTransactionAccount::default(), &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -1890,7 +1882,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank, + &mock_bank.accounts_map, // XXX sanitized_transaction.message(), LoadedTransactionAccount { account: fee_payer_account.clone(), @@ -1898,7 +1890,6 @@ mod tests { }, &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -1978,7 +1969,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank, + &mock_bank.accounts_map, // XXX sanitized_transaction.message(), LoadedTransactionAccount { account: fee_payer_account.clone(), @@ -1986,7 +1977,6 @@ mod tests { }, &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -2046,18 +2036,17 @@ mod tests { let num_accounts = tx.message().account_keys.len(); let sanitized_tx = SanitizedTransaction::from_transaction_for_tests(tx); let mut error_metrics = TransactionErrorMetrics::default(); - let mut load_results = load_accounts( - &bank, - &[sanitized_tx.clone()], - vec![Ok(ValidatedTransactionDetails::default())], + let load_result = load_transaction( + &bank.accounts_map, // XXX + &sanitized_tx, + Ok(ValidatedTransactionDetails::default()), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &ProgramCacheForTxBatch::default(), ); - let TransactionLoadResult::Loaded(loaded_transaction) = load_results.swap_remove(0) else { + let TransactionLoadResult::Loaded(loaded_transaction) = load_result else { panic!("transaction loading failed"); }; @@ -2142,12 +2131,11 @@ mod tests { ..ValidatedTransactionDetails::default() }); - let mut load_results = load_accounts( - &mock_bank, - &[sanitized_transaction], - vec![validation_result], + let mut load_result = load_transaction( + &mock_bank.accounts_map, // XXX + &sanitized_transaction, + validation_result, &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -2156,8 +2144,7 @@ mod tests { let mut account_data = AccountSharedData::default(); account_data.set_rent_epoch(RENT_EXEMPT_RENT_EPOCH); - assert_eq!(load_results.len(), 1); - let TransactionLoadResult::Loaded(loaded_transaction) = load_results.swap_remove(0) else { + let TransactionLoadResult::Loaded(loaded_transaction) = load_result else { panic!("transaction loading failed"); }; assert_eq!( @@ -2214,19 +2201,18 @@ mod tests { ); let validation_result = Ok(ValidatedTransactionDetails::default()); - let load_results = load_accounts( - &mock_bank, - &[sanitized_transaction.clone()], - vec![validation_result.clone()], + let load_result = load_transaction( + &mock_bank.accounts_map, // XXX + &sanitized_transaction, + validation_result, &mut TransactionErrorMetrics::default(), - None, &feature_set, &rent_collector, &ProgramCacheForTxBatch::default(), ); assert!(matches!( - load_results[0], + load_result, TransactionLoadResult::FeesOnly(FeesOnlyTransaction { load_error: TransactionError::InvalidProgramForExecution, .. @@ -2235,19 +2221,18 @@ mod tests { let validation_result = Err(TransactionError::InvalidWritableAccount); - let load_results = load_accounts( - &mock_bank, - &[sanitized_transaction.clone()], - vec![validation_result], + let load_result = load_transaction( + &mock_bank.accounts_map, // XXX + &sanitized_transaction, + validation_result, &mut TransactionErrorMetrics::default(), - None, &feature_set, &rent_collector, &ProgramCacheForTxBatch::default(), ); assert!(matches!( - load_results[0], + load_result, TransactionLoadResult::NotLoaded(TransactionError::InvalidWritableAccount), )); } From 9fc7f52611f6030d617eb990e4071d3ab158c1d2 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 22 Aug 2024 10:11:08 -0700 Subject: [PATCH 06/52] fix more complex cases in account loader tests, but leave vec removal for later --- svm/src/account_loader.rs | 45 +++++++++++++++++++++++++-------------- 1 file changed, 29 insertions(+), 16 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 2e8a576b07e34c..b1ee36d3001c86 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -698,7 +698,7 @@ mod tests { rent_collector: &RentCollector, error_metrics: &mut TransactionErrorMetrics, feature_set: &mut FeatureSet, - ) -> Vec { + ) -> TransactionLoadResult { feature_set.deactivate(&feature_set::disable_rent_fees_collection::id()); let sanitized_tx = SanitizedTransaction::from_transaction_for_tests(tx); let fee_payer_account = accounts[0].1.clone(); @@ -710,18 +710,23 @@ mod tests { accounts_map, ..Default::default() }; - load_accounts( + let loaded_accounts_map = load_accounts( &callbacks, - &[sanitized_tx], - vec![Ok(ValidatedTransactionDetails { + &[sanitized_tx.clone()], + &vec![Ok(CheckedTransactionDetails::default())], + None, + ); + load_transaction( + &loaded_accounts_map, + &sanitized_tx, + Ok(ValidatedTransactionDetails { loaded_fee_payer_account: LoadedTransactionAccount { account: fee_payer_account, ..LoadedTransactionAccount::default() }, ..ValidatedTransactionDetails::default() - })], + }), error_metrics, - None, feature_set, rent_collector, &ProgramCacheForTxBatch::default(), @@ -750,13 +755,14 @@ mod tests { accounts: &[TransactionAccount], error_metrics: &mut TransactionErrorMetrics, ) -> Vec { - load_accounts_with_features_and_rent( + // XXX + vec![load_accounts_with_features_and_rent( tx, accounts, &RentCollector::default(), error_metrics, &mut FeatureSet::all_enabled(), - ) + )] } fn load_accounts_with_excluded_features( @@ -765,13 +771,14 @@ mod tests { error_metrics: &mut TransactionErrorMetrics, exclude_features: Option<&[Pubkey]>, ) -> Vec { - load_accounts_with_features_and_rent( + // XXX + vec![load_accounts_with_features_and_rent( tx, accounts, &RentCollector::default(), error_metrics, &mut all_features_except(exclude_features), - ) + )] } #[test] @@ -1002,16 +1009,22 @@ mod tests { accounts_map, ..Default::default() }; - load_accounts( + let loaded_accounts_map = load_accounts( &callbacks, - &[tx], - vec![Ok(ValidatedTransactionDetails::default())], - &mut error_metrics, + &[tx.clone()], + &vec![Ok(CheckedTransactionDetails::default())], account_overrides, + ); + // XXX + vec![load_transaction( + &loaded_accounts_map, + &tx, + Ok(ValidatedTransactionDetails::default()), + &mut error_metrics, &FeatureSet::all_enabled(), &RentCollector::default(), &ProgramCacheForTxBatch::default(), - ) + )] } #[test] @@ -2131,7 +2144,7 @@ mod tests { ..ValidatedTransactionDetails::default() }); - let mut load_result = load_transaction( + let load_result = load_transaction( &mock_bank.accounts_map, // XXX &sanitized_transaction, validation_result, From 493efa7cb9ba39ed7b42880c987ba5019d10dccd Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 22 Aug 2024 10:34:07 -0700 Subject: [PATCH 07/52] notes --- svm/src/account_loader.rs | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index b1ee36d3001c86..713f805569736d 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -193,6 +193,10 @@ pub fn validate_fee_payer( // then runs each account_key through load_transaction_account (new fn) which does what the first stage used to // yea reading through it its functionally identical. note i can remove the override tho // and then yup second stage is 100% unchanged. this is not a hard merge, just too complicated to read with inline diffs +// +// XXX TODO OK i have to fix the integration test pr and then rebase this on that +// which is going to break again because theres a new feature gate for changing fees for load failure for simd82... +// then... add account change carryover and write tests! basic fee/nonce/normal account, plus the program cache gauntlet pub(crate) fn load_accounts( callbacks: &CB, @@ -248,6 +252,8 @@ pub(crate) fn load_accounts( continue; }; + // XXX FIXME im like 80% sure we have to remove this to preserve old behavior + // but we may want to feature gate this whole pr anyway to be safe if !program_account.executable() { continue; } From 92f5f586a3ab718c0b6e0d702ba3ba52ff9d763e Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Fri, 23 Aug 2024 05:28:05 -0700 Subject: [PATCH 08/52] fix merge issues --- svm/src/account_loader.rs | 8 ++++++-- svm/src/transaction_processor.rs | 4 ++-- 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 713f805569736d..4cc192871b27ab 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -4,7 +4,7 @@ use { nonce_info::NonceInfo, rollback_accounts::RollbackAccounts, transaction_error_metrics::TransactionErrorMetrics, - transaction_processing_callback::{AccountState, TransactionProcessingCallback}, + transaction_processing_callback::{/* XXX AccountState, */ TransactionProcessingCallback,}, }, itertools::Itertools, solana_compute_budget::compute_budget_limits::ComputeBudgetLimits, @@ -474,7 +474,7 @@ fn load_transaction_account( loaded_programs: &ProgramCacheForTxBatch, ) -> Result<(LoadedTransactionAccount, bool)> { let mut account_found = true; - let mut was_inspected = false; + let mut _was_inspected = false; let is_instruction_account = u8::try_from(account_index) .map(|i| instruction_accounts.contains(&&i)) .unwrap_or(false); @@ -509,6 +509,7 @@ fn load_transaction_account( let rent_collected = if is_writable { // Inspect the account prior to collecting rent, since // rent collection can modify the account. + /* XXX HANA i messaged brooks asking what this is... newly added yesterday 8/22 debug_assert!(!was_inspected); callbacks.inspect_account( account_key, @@ -516,6 +517,7 @@ fn load_transaction_account( is_writable, ); was_inspected = true; + */ collect_rent_from_account( feature_set, @@ -549,6 +551,7 @@ fn load_transaction_account( }) }; + /* XXX as noted above if !was_inspected { let account_state = if account_found { AccountState::Alive(&loaded_account.account) @@ -557,6 +560,7 @@ fn load_transaction_account( }; callbacks.inspect_account(account_key, account_state, is_writable); } + */ Ok((loaded_account, account_found)) } diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index c176d09cd637ce..3c75deba362838 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -321,7 +321,7 @@ impl TransactionBatchProcessor { } else { Err(fees_only_tx.load_error) } - }, + } TransactionLoadResult::Loaded(loaded_transaction) => { let executed_tx = self.execute_loaded_transaction( tx, @@ -341,7 +341,7 @@ impl TransactionBatchProcessor { program_cache_for_tx_batch.merge(&executed_tx.programs_modified_by_tx); } - Ok(executed_tx) + Ok(ProcessedTransaction::Executed(Box::new(executed_tx))) } }; From fd5d2359a5a97fbb3e87d38a32d8221ca400a2ee Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Mon, 26 Aug 2024 02:20:40 -0700 Subject: [PATCH 09/52] notes... --- svm/src/account_loader.rs | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 4cc192871b27ab..1ebd371c87595c 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -197,6 +197,17 @@ pub fn validate_fee_payer( // XXX TODO OK i have to fix the integration test pr and then rebase this on that // which is going to break again because theres a new feature gate for changing fees for load failure for simd82... // then... add account change carryover and write tests! basic fee/nonce/normal account, plus the program cache gauntlet +// starry mentioned `collect_accounts_to_store()` as a place that shows how to handle saving all accounts +// +// XXX ok!! brooks has also changed transaction processing but his is very simple +// he is adding a mechanism to beacon back a hash of initial account states out to the bank +// i commented out for now, he has one more pr to add +// this one will be very satisfying, i can move it all into `load_accounts()` and cut the number of calls substantially +// so next i wanna... yea, write the update function and then some more tests +// +// the other thing to remember is the program cache tests. do i need to change the framework for that at all? +// hm. i believe i need a mechanism to forward the cache to the next state... ugh + pub(crate) fn load_accounts( callbacks: &CB, From eccaca8b0d25a95599ac4d2473043dc7e6f9f458 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 29 Aug 2024 03:32:21 -0700 Subject: [PATCH 10/52] start sketching account updater --- svm/src/account_loader.rs | 6 +++++- svm/src/transaction_processor.rs | 31 ++++++++++++++++++++++++++----- 2 files changed, 31 insertions(+), 6 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 1ebd371c87595c..45f970ae9e1edc 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -207,7 +207,11 @@ pub fn validate_fee_payer( // // the other thing to remember is the program cache tests. do i need to change the framework for that at all? // hm. i believe i need a mechanism to forward the cache to the next state... ugh - +// +// XXX ok new day new me. i started writing the update function this week but wanted to reuse the saver fns +// but they mutated the rollback accounts. so i started another pr to roll nonces earlier +// i am pretty sure that is almost through code review now! so i can use the saver fn now +// i think i can just use the collect accounts function directly actually? lol so simple pub(crate) fn load_accounts( callbacks: &CB, diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 3c75deba362838..17daf1a790e8ac 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -8,6 +8,7 @@ use { TransactionCheckResult, TransactionLoadResult, ValidatedTransactionDetails, }, account_overrides::AccountOverrides, + account_saver::collect_accounts_to_store, message_processor::MessageProcessor, program_loader::{get_program_modification_slot, load_program_with_pubkey}, rollback_accounts::RollbackAccounts, @@ -271,7 +272,7 @@ impl TransactionBatchProcessor { program_cache_for_tx_batch }); - let accounts_cache = load_accounts( + let mut accounts_map = load_accounts( callbacks, sanitized_txs, &check_results, @@ -282,7 +283,7 @@ impl TransactionBatchProcessor { .feature_set .is_active(&enable_transaction_loading_failure_fees::id()); - for (tx, check_result) in sanitized_txs.iter().zip(check_results) { + for (tx, check_result) in sanitized_txs.into_iter().zip(check_results) { let validate_result = check_result.and_then(|tx_details| { // XXX this shouldnt take callback or override self.validate_transaction_fee_payer( @@ -302,7 +303,7 @@ impl TransactionBatchProcessor { }); let load_result = load_transaction( - &accounts_cache, + &accounts_map, tx, validate_result, &mut error_metrics, @@ -333,7 +334,20 @@ impl TransactionBatchProcessor { config, ); - // XXX FIXME need to code the thing to update the accounts map. also handle nonces + // XXX TODO FIXME im going to go INSANE. first off, i really dont want to clone executed_tx + // second off WHY do we lose type specificity at some point??? im passing `sanitized_tx here` (wrongly) + // because if i try to create &[tx] it tells me + // "the trait `SVMMessage` is not implemented for `&impl SVMTransaction`" + // which i dont understand because the exact same type signature is used for `load_accounts()` et al + // i guess it becomes a reference with the `iter()` call? but `into_iter()` doesnt change it + let processing_results = [Ok(ProcessedTransaction::Executed(Box::new( + executed_tx.clone(), + )))]; + let (update_accounts, _) = + collect_accounts_to_store(sanitized_txs, &processing_results); + for (pubkey, account) in update_accounts { + accounts_map.insert(*pubkey, account.clone()); + } // Update batch specific cache of the loaded programs with the modifications // made by the transaction, if it executed successfully. @@ -341,7 +355,9 @@ impl TransactionBatchProcessor { program_cache_for_tx_batch.merge(&executed_tx.programs_modified_by_tx); } - Ok(ProcessedTransaction::Executed(Box::new(executed_tx))) + Ok(ProcessedTransaction::Executed(Box::new( + executed_tx.clone(), + ))) } }; @@ -424,6 +440,7 @@ impl TransactionBatchProcessor { let fee_payer_address = message.fee_payer(); + // XXX we CANNOT use the callback here, we MUST use the hashmap let fee_payer_account = account_overrides .and_then(|overrides| overrides.get(fee_payer_address).cloned()) .or_else(|| callbacks.get_account_shared_data(fee_payer_address)); @@ -472,6 +489,10 @@ impl TransactionBatchProcessor { fee_details.total_fee(), )?; + // XXX i need to do some kind of nonce validation here + // we are switching to hashmap so, i think we just check "is actual nonce data same as rollback nonce data" + // if so, we already used it, and should drop the transaction. perhaps charging fees or not, dunno + // Capture fee-subtracted fee payer account and next nonce account state // to commit if transaction execution fails. let rollback_accounts = RollbackAccounts::new( From d8daa421fd06be1ad9d63aa957f5d85430955008 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Fri, 6 Sep 2024 18:38:30 -0700 Subject: [PATCH 11/52] fix new inspect tests (inspect doesnt work yet) --- svm/src/account_loader.rs | 15 ++------------- 1 file changed, 2 insertions(+), 13 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 45f970ae9e1edc..44de4713fb5488 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -650,7 +650,7 @@ mod tests { super::*, crate::{ transaction_account_state_info::TransactionAccountStateInfo, - transaction_processing_callback::TransactionProcessingCallback, + transaction_processing_callback::{AccountState, TransactionProcessingCallback}, }, nonce::state::Versions as NonceVersions, solana_compute_budget::{compute_budget::ComputeBudget, compute_budget_limits}, @@ -2401,22 +2401,11 @@ mod tests { vec![Signature::new_unique()], false, ); - let validation_result = Ok(ValidatedTransactionDetails { - loaded_fee_payer_account: LoadedTransactionAccount { - account: account0.clone(), - ..LoadedTransactionAccount::default() - }, - ..ValidatedTransactionDetails::default() - }); let _load_results = load_accounts( &mock_bank, &[sanitized_transaction], - vec![validation_result], - &mut TransactionErrorMetrics::default(), + &vec![Ok(CheckedTransactionDetails::default())], None, - &FeatureSet::default(), - &RentCollector::default(), - &ProgramCacheForTxBatch::default(), ); // ensure the loaded accounts are inspected From 298d1ce439a4237e2feec003b655aa8eb29c3f5d Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Fri, 6 Sep 2024 19:25:45 -0700 Subject: [PATCH 12/52] fix account inspecting for new load --- svm/src/account_loader.rs | 62 ++++++++++++---------------- svm/src/transaction_processor.rs | 69 ++------------------------------ 2 files changed, 28 insertions(+), 103 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 44de4713fb5488..0ca02b96cbbb8c 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -4,7 +4,7 @@ use { nonce_info::NonceInfo, rollback_accounts::RollbackAccounts, transaction_error_metrics::TransactionErrorMetrics, - transaction_processing_callback::{/* XXX AccountState, */ TransactionProcessingCallback,}, + transaction_processing_callback::{AccountState, TransactionProcessingCallback}, }, itertools::Itertools, solana_compute_budget::compute_budget_limits::ComputeBudgetLimits, @@ -228,24 +228,35 @@ pub(crate) fn load_accounts( .map(|(tx, _)| tx) .collect(); - let account_keys: Vec<_> = checked_messages - .iter() - .flat_map(|m| m.account_keys().iter()) - .unique() - .collect(); + let mut account_key_map = HashMap::new(); + for message in checked_messages.iter() { + for (account_index, account_key) in message.account_keys().iter().enumerate() { + if message.is_writable(account_index) { + account_key_map.insert(account_key, true); + } else { + account_key_map.entry(account_key).or_insert(false); + } + } + } - for key in account_keys { - if solana_sdk::sysvar::instructions::check_id(key) { + for (account_key, is_writable) in account_key_map { + if solana_sdk::sysvar::instructions::check_id(account_key) { continue; } else if let Some(account_override) = - account_overrides.and_then(|overrides| overrides.get(key)) + account_overrides.and_then(|overrides| overrides.get(account_key)) { - accounts_map.insert(*key, account_override.clone()); - } else if let Some(account) = callbacks.get_account_shared_data(key) { - accounts_map.insert(*key, account); + accounts_map.insert(*account_key, account_override.clone()); + } else if let Some(account) = callbacks.get_account_shared_data(account_key) { + callbacks.inspect_account(account_key, AccountState::Alive(&account), is_writable); + + accounts_map.insert(*account_key, account); } // XXX we do not insert the default account here because we need to know if its not found later // it raises the question however of whether we need to track if a program account is created in the batch + // XXX HANA FIXME UPDATE check with brooks on monday........ i dont know why we need to do this + else { + callbacks.inspect_account(account_key, AccountState::Dead, is_writable); + } } // XXX it is possible we want to fully validate programs for messages here @@ -522,18 +533,6 @@ fn load_transaction_account( .cloned() // XXX new clone .map(|mut account| { let rent_collected = if is_writable { - // Inspect the account prior to collecting rent, since - // rent collection can modify the account. - /* XXX HANA i messaged brooks asking what this is... newly added yesterday 8/22 - debug_assert!(!was_inspected); - callbacks.inspect_account( - account_key, - AccountState::Alive(&account), - is_writable, - ); - was_inspected = true; - */ - collect_rent_from_account( feature_set, rent_collector, @@ -566,17 +565,6 @@ fn load_transaction_account( }) }; - /* XXX as noted above - if !was_inspected { - let account_state = if account_found { - AccountState::Alive(&loaded_account.account) - } else { - AccountState::Dead - }; - callbacks.inspect_account(account_key, account_state, is_writable); - } - */ - Ok((loaded_account, account_found)) } @@ -650,7 +638,7 @@ mod tests { super::*, crate::{ transaction_account_state_info::TransactionAccountStateInfo, - transaction_processing_callback::{AccountState, TransactionProcessingCallback}, + transaction_processing_callback::TransactionProcessingCallback, }, nonce::state::Versions as NonceVersions, solana_compute_budget::{compute_budget::ComputeBudget, compute_budget_limits}, @@ -2418,7 +2406,7 @@ mod tests { actual_inspected_accounts.sort_unstable_by(|a, b| a.0.cmp(&b.0)); let mut expected_inspected_accounts = vec![ - // *not* key0, since it is loaded during fee payer validation + (address0, vec![(Some(account0), true)]), (address1, vec![(Some(account1), true)]), (address2, vec![(None, true)]), (address3, vec![(Some(account3), false)]), diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 17daf1a790e8ac..dcbe6ba0e944fa 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -15,7 +15,7 @@ use { transaction_account_state_info::TransactionAccountStateInfo, transaction_error_metrics::TransactionErrorMetrics, transaction_execution_result::{ExecutedTransaction, TransactionExecutionDetails}, - transaction_processing_callback::{AccountState, TransactionProcessingCallback}, + transaction_processing_callback::TransactionProcessingCallback, transaction_processing_result::{ProcessedTransaction, TransactionProcessingResult}, }, log::debug, @@ -283,7 +283,7 @@ impl TransactionBatchProcessor { .feature_set .is_active(&enable_transaction_loading_failure_fees::id()); - for (tx, check_result) in sanitized_txs.into_iter().zip(check_results) { + for (tx, check_result) in sanitized_txs.iter().zip(check_results) { let validate_result = check_result.and_then(|tx_details| { // XXX this shouldnt take callback or override self.validate_transaction_fee_payer( @@ -450,12 +450,6 @@ impl TransactionBatchProcessor { return Err(TransactionError::AccountNotFound); }; - callbacks.inspect_account( - fee_payer_address, - AccountState::Alive(&fee_payer_account), - true, // <-- is_writable - ); - let fee_payer_loaded_rent_epoch = fee_payer_account.rent_epoch(); let fee_payer_rent_debit = collect_rent_from_account( feature_set, @@ -1016,7 +1010,7 @@ mod tests { super::*, crate::{ account_loader::ValidatedTransactionDetails, nonce_info::NonceInfo, - rollback_accounts::RollbackAccounts, + rollback_accounts::RollbackAccounts, transaction_processing_callback::AccountState, }, solana_compute_budget::compute_budget_limits::ComputeBudgetLimits, solana_feature_set::FeatureSet, @@ -2376,61 +2370,4 @@ mod tests { result.err() ); } - - // Ensure `TransactionProcessingCallback::inspect_account()` is called when - // validating the fee payer, since that's when the fee payer account is loaded. - #[test] - fn test_inspect_account_fee_payer() { - let fee_payer_address = Pubkey::new_unique(); - let fee_payer_account = AccountSharedData::new_rent_epoch( - 123_000_000_000, - 0, - &Pubkey::default(), - RENT_EXEMPT_RENT_EPOCH, - ); - let mock_bank = MockBankCallback::default(); - mock_bank - .account_shared_data - .write() - .unwrap() - .insert(fee_payer_address, fee_payer_account.clone()); - - let message = new_unchecked_sanitized_message(Message::new_with_blockhash( - &[ - ComputeBudgetInstruction::set_compute_unit_limit(2000u32), - ComputeBudgetInstruction::set_compute_unit_price(1_000_000_000), - ], - Some(&fee_payer_address), - &Hash::new_unique(), - )); - let batch_processor = TransactionBatchProcessor::::default(); - batch_processor - .validate_transaction_fee_payer( - &mock_bank, - None, - &message, - CheckedTransactionDetails { - nonce: None, - lamports_per_signature: 5000, - }, - &FeatureSet::default(), - &FeeStructure::default(), - &RentCollector::default(), - &mut TransactionErrorMetrics::default(), - ) - .unwrap(); - - // ensure the fee payer is an inspected account - let actual_inspected_accounts: Vec<_> = mock_bank - .inspected_accounts - .read() - .unwrap() - .iter() - .map(|(k, v)| (*k, v.clone())) - .collect(); - assert_eq!( - actual_inspected_accounts.as_slice(), - &[(fee_payer_address, vec![(Some(fee_payer_account), true)])], - ); - } } From 69ed9144f9ea152d356bf986328d023b5538806a Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Fri, 6 Sep 2024 19:43:26 -0700 Subject: [PATCH 13/52] notes for next week --- svm/src/account_loader.rs | 14 ++++++++++++++ svm/src/transaction_processor.rs | 3 ++- 2 files changed, 16 insertions(+), 1 deletion(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 0ca02b96cbbb8c..b09e70e04849d7 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -212,6 +212,20 @@ pub fn validate_fee_payer( // but they mutated the rollback accounts. so i started another pr to roll nonces earlier // i am pretty sure that is almost through code review now! so i can use the saver fn now // i think i can just use the collect accounts function directly actually? lol so simple +// +// XXX ok we are finally back on this branch after finishing #2741 +// unfortunately account saver was moved out of svm so we have to move it back in +// i also fixed the new inspect account bank feature to work with my new load_accounts function +// i... think my accounts_map update flow works?? so the next things i want to do are... +// * write basic tests reusing accounts. the write test covering all the stupid fee payer cases +// ie unfunded -> funded, funded -> unfunded, etc. and the nonce cases +// * figure out the type signature nonsense re: collect accounts so its not so stupid +// * make validate_transaction_fee_payer take the hashmap rather than callback +// * oh god i have to write tests for the program cache i forgot all about thta +// probably remove the executed check. if this can go in without a feature gate that would be wonderful +// honestly if we do feature gate i have no idea how to structure it +// copy-paste the entire account_loader file including all tests? so we can simply delete the old one later? +// ok just do this assuming no feature gate then ask andrew. it will be easier than weaving everything back together on spec pub(crate) fn load_accounts( callbacks: &CB, diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index dcbe6ba0e944fa..d8db436b742c98 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -285,7 +285,8 @@ impl TransactionBatchProcessor { for (tx, check_result) in sanitized_txs.iter().zip(check_results) { let validate_result = check_result.and_then(|tx_details| { - // XXX this shouldnt take callback or override + // XXX FIXME this shouldnt take callback or override + // im holding off changing it just because i need to change even more tests self.validate_transaction_fee_payer( callbacks, config.account_overrides, From 3ee3b8eeebb8e29e91b67649b98c5771a7ffcb44 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Tue, 10 Sep 2024 08:15:24 -0700 Subject: [PATCH 14/52] collect_accounts_to_store interface changed --- svm/src/transaction_processor.rs | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index d8db436b742c98..60305cbadcbac6 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -48,7 +48,7 @@ use { pubkey::Pubkey, rent_collector::RentCollector, saturating_add_assign, - transaction::{self, TransactionError}, + transaction::{self, SanitizedTransaction, TransactionError}, transaction_context::{ExecutionRecord, TransactionContext}, }, solana_svm_rent_collector::svm_rent_collector::SVMRentCollector, @@ -344,8 +344,11 @@ impl TransactionBatchProcessor { let processing_results = [Ok(ProcessedTransaction::Executed(Box::new( executed_tx.clone(), )))]; - let (update_accounts, _) = - collect_accounts_to_store(sanitized_txs, &processing_results); + let (update_accounts, _) = collect_accounts_to_store( + sanitized_txs, + &None::>, + &processing_results, + ); for (pubkey, account) in update_accounts { accounts_map.insert(*pubkey, account.clone()); } From 978a6aca4818019577cde32b63cf9a7906cb24de Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Tue, 10 Sep 2024 09:31:05 -0700 Subject: [PATCH 15/52] wowza, account reuse works now! using acocunts map for fee payer validation, and wrote a handful of initial tests for this --- svm/src/transaction_processor.rs | 18 +-- svm/tests/integration_test.rs | 205 +++++++++++++++++++++++++++++++ 2 files changed, 210 insertions(+), 13 deletions(-) diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 60305cbadcbac6..16c94181dfb4a1 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -4,7 +4,7 @@ use { crate::{ account_loader::{ collect_rent_from_account, load_accounts, load_transaction, validate_fee_payer, - CheckedTransactionDetails, LoadedTransaction, LoadedTransactionAccount, + AccountsMap, CheckedTransactionDetails, LoadedTransaction, LoadedTransactionAccount, TransactionCheckResult, TransactionLoadResult, ValidatedTransactionDetails, }, account_overrides::AccountOverrides, @@ -285,11 +285,8 @@ impl TransactionBatchProcessor { for (tx, check_result) in sanitized_txs.iter().zip(check_results) { let validate_result = check_result.and_then(|tx_details| { - // XXX FIXME this shouldnt take callback or override - // im holding off changing it just because i need to change even more tests self.validate_transaction_fee_payer( - callbacks, - config.account_overrides, + &accounts_map, tx, tx_details, &environment.feature_set, @@ -424,10 +421,9 @@ impl TransactionBatchProcessor { // Loads transaction fee payer, collects rent if necessary, then calculates // transaction fees, and deducts them from the fee payer balance. If the // account is not found or has insufficient funds, an error is returned. - fn validate_transaction_fee_payer( + fn validate_transaction_fee_payer( &self, - callbacks: &CB, - account_overrides: Option<&AccountOverrides>, + accounts_map: &AccountsMap, message: &impl SVMMessage, checked_details: CheckedTransactionDetails, feature_set: &FeatureSet, @@ -443,11 +439,7 @@ impl TransactionBatchProcessor { })?; let fee_payer_address = message.fee_payer(); - - // XXX we CANNOT use the callback here, we MUST use the hashmap - let fee_payer_account = account_overrides - .and_then(|overrides| overrides.get(fee_payer_address).cloned()) - .or_else(|| callbacks.get_account_shared_data(fee_payer_address)); + let fee_payer_account = accounts_map.get(fee_payer_address).cloned(); let Some(mut fee_payer_account) = fee_payer_account else { error_counters.account_not_found += 1; diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index 1051f5eb651e7e..2a30b32b5c758b 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -844,6 +844,209 @@ fn simple_nonce(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> V vec![test_entry] } +fn intrabatch_account_reuse(enable_fee_only_transactions: bool) -> Vec { + let mut test_entries = vec![]; + let transfer_amount = LAMPORTS_PER_SOL; + let wallet_rent = Rent::default().minimum_balance(0); + + // batch 0: two successful transfers from the same source + { + let mut test_entry = SvmTestEntry::default(); + + let source_keypair = Keypair::new(); + let source = source_keypair.pubkey(); + let destination1 = Pubkey::new_unique(); + let destination2 = Pubkey::new_unique(); + + let mut source_data = AccountSharedData::default(); + let destination1_data = AccountSharedData::default(); + let destination2_data = AccountSharedData::default(); + + source_data.set_lamports(LAMPORTS_PER_SOL * 10); + test_entry.add_initial_account(source, &source_data); + + for (destination, mut destination_data) in vec![ + (destination1, destination1_data), + (destination2, destination2_data), + ] { + test_entry.push_transaction(system_transaction::transfer( + &source_keypair, + &destination, + transfer_amount, + Hash::default(), + )); + + destination_data + .checked_add_lamports(transfer_amount) + .unwrap(); + test_entry.create_expected_account(destination, &destination_data); + + test_entry + .decrease_expected_lamports(&source, transfer_amount + LAMPORTS_PER_SIGNATURE); + } + + test_entries.push(test_entry); + } + + // batch 1: + // * successful transfer, source left with rent-exempt minimum + // * non-processable transfer due to underfunded fee-payer + { + let mut test_entry = SvmTestEntry::default(); + + let source_keypair = Keypair::new(); + let source = source_keypair.pubkey(); + let destination = Pubkey::new_unique(); + + let mut source_data = AccountSharedData::default(); + let mut destination_data = AccountSharedData::default(); + + source_data.set_lamports(transfer_amount + LAMPORTS_PER_SIGNATURE + wallet_rent); + test_entry.add_initial_account(source, &source_data); + + test_entry.push_transaction(system_transaction::transfer( + &source_keypair, + &destination, + transfer_amount, + Hash::default(), + )); + + destination_data + .checked_add_lamports(transfer_amount) + .unwrap(); + test_entry.create_expected_account(destination, &destination_data); + + test_entry.decrease_expected_lamports(&source, transfer_amount + LAMPORTS_PER_SIGNATURE); + + test_entry.push_transaction_with_status( + system_transaction::transfer( + &source_keypair, + &destination, + transfer_amount, + Hash::default(), + ), + ExecutionStatus::Discarded, + ); + + test_entries.push(test_entry); + } + + // batch 2: + // * successful transfer to a previously unfunded account + // * successful transfer using the new account as a fee-payer in the same batch + { + let mut test_entry = SvmTestEntry::default(); + let first_transfer_amount = transfer_amount + LAMPORTS_PER_SIGNATURE + wallet_rent; + let second_transfer_amount = transfer_amount; + + let grandparent_keypair = Keypair::new(); + let grandparent = grandparent_keypair.pubkey(); + let parent_keypair = Keypair::new(); + let parent = parent_keypair.pubkey(); + let child = Pubkey::new_unique(); + + let mut grandparent_data = AccountSharedData::default(); + let mut parent_data = AccountSharedData::default(); + let mut child_data = AccountSharedData::default(); + + grandparent_data.set_lamports(LAMPORTS_PER_SOL * 10); + test_entry.add_initial_account(grandparent, &grandparent_data); + + test_entry.push_transaction(system_transaction::transfer( + &grandparent_keypair, + &parent, + first_transfer_amount, + Hash::default(), + )); + + parent_data + .checked_add_lamports(first_transfer_amount) + .unwrap(); + test_entry.create_expected_account(parent, &parent_data); + + test_entry.decrease_expected_lamports( + &grandparent, + first_transfer_amount + LAMPORTS_PER_SIGNATURE, + ); + + test_entry.push_transaction(system_transaction::transfer( + &parent_keypair, + &child, + second_transfer_amount, + Hash::default(), + )); + + child_data + .checked_add_lamports(second_transfer_amount) + .unwrap(); + test_entry.create_expected_account(child, &child_data); + + test_entry + .decrease_expected_lamports(&parent, second_transfer_amount + LAMPORTS_PER_SIGNATURE); + + test_entries.push(test_entry); + } + + // batch 3: + // * unprocessable transfer due to underfunded fee-payer (two signatures) + // * successful transfer with the same fee-payer (one signature) + { + let mut test_entry = SvmTestEntry::default(); + + let feepayer_keypair = Keypair::new(); + let feepayer = feepayer_keypair.pubkey(); + let separate_source_keypair = Keypair::new(); + let separate_source = separate_source_keypair.pubkey(); + let destination = Pubkey::new_unique(); + + let mut feepayer_data = AccountSharedData::default(); + let mut separate_source_data = AccountSharedData::default(); + let mut destination_data = AccountSharedData::default(); + + feepayer_data.set_lamports(1 + LAMPORTS_PER_SIGNATURE + wallet_rent); + test_entry.add_initial_account(feepayer, &feepayer_data); + + separate_source_data.set_lamports(LAMPORTS_PER_SOL * 10); + test_entry.add_initial_account(separate_source, &separate_source_data); + + test_entry.push_transaction_with_status( + Transaction::new_signed_with_payer( + &[system_instruction::transfer( + &separate_source, + &destination, + 1, + )], + Some(&feepayer), + &[&feepayer_keypair, &separate_source_keypair], + Hash::default(), + ), + ExecutionStatus::Discarded, + ); + + test_entry.push_transaction(system_transaction::transfer( + &feepayer_keypair, + &destination, + 1, + Hash::default(), + )); + + destination_data.checked_add_lamports(1).unwrap(); + test_entry.create_expected_account(destination, &destination_data); + + test_entry.decrease_expected_lamports(&feepayer, 1 + LAMPORTS_PER_SIGNATURE); + } + + if enable_fee_only_transactions { + for test_entry in &mut test_entries { + test_entry + .enabled_features + .push(feature_set::enable_transaction_loading_failure_fees::id()); + } + } + + test_entries +} + #[test_case(program_medley())] #[test_case(simple_transfer(false))] #[test_case(simple_transfer(true))] @@ -851,6 +1054,8 @@ fn simple_nonce(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> V #[test_case(simple_nonce(true, false))] #[test_case(simple_nonce(false, true))] #[test_case(simple_nonce(true, true))] +#[test_case(intrabatch_account_reuse(false))] +#[test_case(intrabatch_account_reuse(true))] fn svm_integration(test_entries: Vec) { for test_entry in test_entries { execute_test_entry(test_entry); From 2b7dedb8f8ccc2df04ef0dbe7a263da064acfd2d Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Tue, 10 Sep 2024 09:42:19 -0700 Subject: [PATCH 16/52] fix test for new validate fees imo removing the override test rather than hacking it with load_accounts is correct because the function no long has any concept of overrides at all also note that because inspect doesnt operate here either, we have no need for the callback all this processing happens once and once only, per batch, in load_accounts! --- svm/src/transaction_processor.rs | 114 +++---------------------------- svm/tests/integration_test.rs | 3 +- 2 files changed, 13 insertions(+), 104 deletions(-) diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 16c94181dfb4a1..ffc31684df4f3d 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -1888,16 +1888,11 @@ mod tests { ); let mut mock_accounts = HashMap::new(); mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); - let mock_bank = MockBankCallback { - account_shared_data: Arc::new(RwLock::new(mock_accounts)), - ..Default::default() - }; let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); let result = batch_processor.validate_transaction_fee_payer( - &mock_bank, - None, + &mock_accounts, &message, CheckedTransactionDetails { nonce: None, @@ -1966,16 +1961,11 @@ mod tests { let mut mock_accounts = HashMap::new(); mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); - let mock_bank = MockBankCallback { - account_shared_data: Arc::new(RwLock::new(mock_accounts)), - ..Default::default() - }; let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); let result = batch_processor.validate_transaction_fee_payer( - &mock_bank, - None, + &mock_accounts, &message, CheckedTransactionDetails { nonce: None, @@ -2021,12 +2011,11 @@ mod tests { let message = new_unchecked_sanitized_message(Message::new(&[], Some(&Pubkey::new_unique()))); - let mock_bank = MockBankCallback::default(); + let mock_accounts = HashMap::new(); let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); let result = batch_processor.validate_transaction_fee_payer( - &mock_bank, - None, + &mock_accounts, &message, CheckedTransactionDetails { nonce: None, @@ -2051,16 +2040,11 @@ mod tests { let fee_payer_account = AccountSharedData::new(1, 0, &Pubkey::default()); let mut mock_accounts = HashMap::new(); mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); - let mock_bank = MockBankCallback { - account_shared_data: Arc::new(RwLock::new(mock_accounts)), - ..Default::default() - }; let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); let result = batch_processor.validate_transaction_fee_payer( - &mock_bank, - None, + &mock_accounts, &message, CheckedTransactionDetails { nonce: None, @@ -2089,16 +2073,11 @@ mod tests { let fee_payer_account = AccountSharedData::new(starting_balance, 0, &Pubkey::default()); let mut mock_accounts = HashMap::new(); mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); - let mock_bank = MockBankCallback { - account_shared_data: Arc::new(RwLock::new(mock_accounts)), - ..Default::default() - }; let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); let result = batch_processor.validate_transaction_fee_payer( - &mock_bank, - None, + &mock_accounts, &message, CheckedTransactionDetails { nonce: None, @@ -2125,16 +2104,11 @@ mod tests { let fee_payer_account = AccountSharedData::new(1_000_000, 0, &Pubkey::new_unique()); let mut mock_accounts = HashMap::new(); mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); - let mock_bank = MockBankCallback { - account_shared_data: Arc::new(RwLock::new(mock_accounts)), - ..Default::default() - }; let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); let result = batch_processor.validate_transaction_fee_payer( - &mock_bank, - None, + &mock_accounts, &message, CheckedTransactionDetails { nonce: None, @@ -2161,12 +2135,11 @@ mod tests { Some(&Pubkey::new_unique()), )); - let mock_bank = MockBankCallback::default(); + let mock_accounts = HashMap::new(); let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); let result = batch_processor.validate_transaction_fee_payer( - &mock_bank, - None, + &mock_accounts, &message, CheckedTransactionDetails { nonce: None, @@ -2218,10 +2191,6 @@ mod tests { let mut mock_accounts = HashMap::new(); mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); - let mock_bank = MockBankCallback { - account_shared_data: Arc::new(RwLock::new(mock_accounts)), - ..Default::default() - }; let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); @@ -2232,8 +2201,7 @@ mod tests { )); let result = batch_processor.validate_transaction_fee_payer( - &mock_bank, - None, + &mock_accounts, &message, CheckedTransactionDetails { nonce: nonce.clone(), @@ -2286,16 +2254,11 @@ mod tests { let mut mock_accounts = HashMap::new(); mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); - let mock_bank = MockBankCallback { - account_shared_data: Arc::new(RwLock::new(mock_accounts)), - ..Default::default() - }; let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); let result = batch_processor.validate_transaction_fee_payer( - &mock_bank, - None, + &mock_accounts, &message, CheckedTransactionDetails { nonce: None, @@ -2311,59 +2274,4 @@ mod tests { assert_eq!(result, Err(TransactionError::InsufficientFundsForFee)); } } - - #[test] - fn test_validate_account_override_usage_on_validate_fee() { - /* - The test setups an account override with enough lamport to pass validate fee. - The account_db has the account with minimum rent amount thus would fail the validate_free. - The test verify that the override is used with a passing test of validate fee. - */ - let lamports_per_signature = 5000; - - let message = - new_unchecked_sanitized_message(Message::new(&[], Some(&Pubkey::new_unique()))); - - let fee_payer_address = message.fee_payer(); - let transaction_fee = lamports_per_signature; - let rent_collector = RentCollector::default(); - let min_balance = rent_collector.rent.minimum_balance(0); - - let fee_payer_account = AccountSharedData::new(min_balance, 0, &Pubkey::default()); - let mut mock_accounts = HashMap::new(); - mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); - - let necessary_balance = min_balance + transaction_fee; - let mut account_overrides = AccountOverrides::default(); - let fee_payer_account_override = - AccountSharedData::new(necessary_balance, 0, &Pubkey::default()); - account_overrides.set_account(fee_payer_address, Some(fee_payer_account_override)); - - let mock_bank = MockBankCallback { - account_shared_data: Arc::new(RwLock::new(mock_accounts)), - ..Default::default() - }; - - let mut error_counters = TransactionErrorMetrics::default(); - let batch_processor = TransactionBatchProcessor::::default(); - - let result = batch_processor.validate_transaction_fee_payer( - &mock_bank, - Some(&account_overrides), - &message, - CheckedTransactionDetails { - nonce: None, - lamports_per_signature, - }, - &FeatureSet::default(), - &FeeStructure::default(), - &rent_collector, - &mut error_counters, - ); - assert!( - result.is_ok(), - "test_account_override_used: {:?}", - result.err() - ); - } } diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index 2a30b32b5c758b..ee5640462d9c7a 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -1,4 +1,5 @@ #![cfg(test)] +#![allow(clippy::arithmetic_side_effects)] use { crate::mock_bank::{ @@ -865,7 +866,7 @@ fn intrabatch_account_reuse(enable_fee_only_transactions: bool) -> Vec Date: Tue, 10 Sep 2024 10:05:03 -0700 Subject: [PATCH 17/52] slightly improve the acocunt store loop --- svm/src/transaction_processor.rs | 35 ++++++++++++++++++-------------- 1 file changed, 20 insertions(+), 15 deletions(-) diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index ffc31684df4f3d..5672b95e402dbe 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -332,15 +332,28 @@ impl TransactionBatchProcessor { config, ); - // XXX TODO FIXME im going to go INSANE. first off, i really dont want to clone executed_tx - // second off WHY do we lose type specificity at some point??? im passing `sanitized_tx here` (wrongly) - // because if i try to create &[tx] it tells me - // "the trait `SVMMessage` is not implemented for `&impl SVMTransaction`" - // which i dont understand because the exact same type signature is used for `load_accounts()` et al - // i guess it becomes a reference with the `iter()` call? but `into_iter()` doesnt change it + // Update batch specific cache of the loaded programs with the modifications + // made by the transaction, if it executed successfully. + if executed_tx.was_successful() { + program_cache_for_tx_batch.merge(&executed_tx.programs_modified_by_tx); + } + + // XXX TODO FIXME figure out the least bad way to get rid of this clone + // i need to change the type signature of `collect_accounts_to_store()` again + // but its already pretty ugly and i wonder if i should just give up on this + // maybe instead i want to carve out the account selection logic in account_saver + // and have two external intergfaces that use it in different ways + // since we dont care at all about the sanitized tx + // we literally just want to know what accounts may have changed + // even just returning a list of indexes is fine + // the problem im trying to solve here is we want to reuse the same logic as account_saver + // because it would be catastrophic if we skipped and reused an account that account_saver would commit + // but maybe im overthinking this and i should write my own simplified selection logic + // anyway the first obvious optimization is to let the cache go stale on accounts we dont need later let processing_results = [Ok(ProcessedTransaction::Executed(Box::new( executed_tx.clone(), )))]; + let (update_accounts, _) = collect_accounts_to_store( sanitized_txs, &None::>, @@ -350,15 +363,7 @@ impl TransactionBatchProcessor { accounts_map.insert(*pubkey, account.clone()); } - // Update batch specific cache of the loaded programs with the modifications - // made by the transaction, if it executed successfully. - if executed_tx.was_successful() { - program_cache_for_tx_batch.merge(&executed_tx.programs_modified_by_tx); - } - - Ok(ProcessedTransaction::Executed(Box::new( - executed_tx.clone(), - ))) + Ok(ProcessedTransaction::Executed(Box::new(executed_tx))) } }; From 1f5b342133f1381c3e1c4937a014452507cf6c72 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Wed, 11 Sep 2024 05:12:59 -0700 Subject: [PATCH 18/52] clean up needless mock bank in tests --- svm/src/account_loader.rs | 164 ++++++++++++++------------------------ 1 file changed, 61 insertions(+), 103 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index b09e70e04849d7..c9fe191527603a 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -1314,14 +1314,12 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut mock_bank = TestCallbacks::default(); + let mut accounts_map = AccountsMap::default(); let fee_payer_balance = 200; let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(fee_payer_balance); - mock_bank - .accounts_map - .insert(fee_payer_address, fee_payer_account.clone()); + accounts_map.insert(fee_payer_address, fee_payer_account.clone()); let fee_payer_rent_debit = 42; let mut error_metrics = TransactionErrorMetrics::default(); @@ -1333,7 +1331,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank.accounts_map, // XXX + &accounts_map, sanitized_transaction.message(), LoadedTransactionAccount { loaded_size: fee_payer_account.data().len(), @@ -1379,15 +1377,11 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut mock_bank = TestCallbacks::default(); - mock_bank - .accounts_map - .insert(native_loader::id(), AccountSharedData::default()); + let mut accounts_map = AccountsMap::default(); + accounts_map.insert(native_loader::id(), AccountSharedData::default()); let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(200); - mock_bank - .accounts_map - .insert(key1.pubkey(), fee_payer_account.clone()); + accounts_map.insert(key1.pubkey(), fee_payer_account.clone()); let mut error_metrics = TransactionErrorMetrics::default(); let loaded_programs = ProgramCacheForTxBatch::default(); @@ -1398,7 +1392,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank.accounts_map, // XXX + &accounts_map, sanitized_transaction.message(), LoadedTransactionAccount { account: fee_payer_account.clone(), @@ -1418,7 +1412,7 @@ mod tests { (key1.pubkey(), fee_payer_account), ( native_loader::id(), - mock_bank.accounts_map[&native_loader::id()].clone() + accounts_map[&native_loader::id()].clone() ) ], program_indices: vec![vec![]], @@ -1446,10 +1440,10 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut mock_bank = TestCallbacks::default(); + let mut accounts_map = AccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); - mock_bank.accounts_map.insert(key1.pubkey(), account_data); + accounts_map.insert(key1.pubkey(), account_data); let mut error_metrics = TransactionErrorMetrics::default(); let mut loaded_programs = ProgramCacheForTxBatch::default(); @@ -1461,7 +1455,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank.accounts_map, // XXX + &accounts_map, sanitized_transaction.message(), LoadedTransactionAccount::default(), &ComputeBudgetLimits::default(), @@ -1633,10 +1627,10 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut mock_bank = TestCallbacks::default(); + let mut accounts_map = AccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); - mock_bank.accounts_map.insert(key1.pubkey(), account_data); + accounts_map.insert(key1.pubkey(), account_data); let mut error_metrics = TransactionErrorMetrics::default(); let loaded_programs = ProgramCacheForTxBatch::default(); @@ -1647,7 +1641,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank.accounts_map, // XXX + &accounts_map, sanitized_transaction.message(), LoadedTransactionAccount::default(), &ComputeBudgetLimits::default(), @@ -1677,10 +1671,10 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut mock_bank = TestCallbacks::default(); + let mut accounts_map = AccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); - mock_bank.accounts_map.insert(key1.pubkey(), account_data); + accounts_map.insert(key1.pubkey(), account_data); let mut error_metrics = TransactionErrorMetrics::default(); let loaded_programs = ProgramCacheForTxBatch::default(); @@ -1691,7 +1685,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank.accounts_map, // XXX + &accounts_map, sanitized_transaction.message(), LoadedTransactionAccount::default(), &ComputeBudgetLimits::default(), @@ -1724,17 +1718,15 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut mock_bank = TestCallbacks::default(); + let mut accounts_map = AccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_owner(native_loader::id()); account_data.set_executable(true); - mock_bank.accounts_map.insert(key1.pubkey(), account_data); + accounts_map.insert(key1.pubkey(), account_data); let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(200); - mock_bank - .accounts_map - .insert(key2.pubkey(), fee_payer_account.clone()); + accounts_map.insert(key2.pubkey(), fee_payer_account.clone()); let mut error_metrics = TransactionErrorMetrics::default(); let loaded_programs = ProgramCacheForTxBatch::default(); @@ -1744,7 +1736,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank.accounts_map, // XXX + &accounts_map, sanitized_transaction.message(), LoadedTransactionAccount { account: fee_payer_account.clone(), @@ -1762,10 +1754,7 @@ mod tests { LoadedTransactionAccounts { accounts: vec![ (key2.pubkey(), fee_payer_account), - ( - key1.pubkey(), - mock_bank.accounts_map[&key1.pubkey()].clone() - ), + (key1.pubkey(), accounts_map[&key1.pubkey()].clone()), ], program_indices: vec![vec![1]], rent: 0, @@ -1792,14 +1781,14 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut mock_bank = TestCallbacks::default(); + let mut accounts_map = AccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); - mock_bank.accounts_map.insert(key1.pubkey(), account_data); + accounts_map.insert(key1.pubkey(), account_data); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); - mock_bank.accounts_map.insert(key2.pubkey(), account_data); + accounts_map.insert(key2.pubkey(), account_data); let mut error_metrics = TransactionErrorMetrics::default(); let loaded_programs = ProgramCacheForTxBatch::default(); @@ -1809,7 +1798,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank.accounts_map, // XXX + &accounts_map, sanitized_transaction.message(), LoadedTransactionAccount::default(), &ComputeBudgetLimits::default(), @@ -1840,19 +1829,17 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut mock_bank = TestCallbacks::default(); + let mut accounts_map = AccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(key3.pubkey()); - mock_bank.accounts_map.insert(key1.pubkey(), account_data); + accounts_map.insert(key1.pubkey(), account_data); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); - mock_bank.accounts_map.insert(key2.pubkey(), account_data); + accounts_map.insert(key2.pubkey(), account_data); - mock_bank - .accounts_map - .insert(key3.pubkey(), AccountSharedData::default()); + accounts_map.insert(key3.pubkey(), AccountSharedData::default()); let mut error_metrics = TransactionErrorMetrics::default(); let loaded_programs = ProgramCacheForTxBatch::default(); @@ -1862,7 +1849,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank.accounts_map, // XXX + &accounts_map, sanitized_transaction.message(), LoadedTransactionAccount::default(), &ComputeBudgetLimits::default(), @@ -1896,22 +1883,20 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut mock_bank = TestCallbacks::default(); + let mut accounts_map = AccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(key3.pubkey()); - mock_bank.accounts_map.insert(key1.pubkey(), account_data); + accounts_map.insert(key1.pubkey(), account_data); let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(200); - mock_bank - .accounts_map - .insert(key2.pubkey(), fee_payer_account.clone()); + accounts_map.insert(key2.pubkey(), fee_payer_account.clone()); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(native_loader::id()); - mock_bank.accounts_map.insert(key3.pubkey(), account_data); + accounts_map.insert(key3.pubkey(), account_data); let mut error_metrics = TransactionErrorMetrics::default(); let loaded_programs = ProgramCacheForTxBatch::default(); @@ -1922,7 +1907,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank.accounts_map, // XXX + &accounts_map, sanitized_transaction.message(), LoadedTransactionAccount { account: fee_payer_account.clone(), @@ -1940,14 +1925,8 @@ mod tests { LoadedTransactionAccounts { accounts: vec![ (key2.pubkey(), fee_payer_account), - ( - key1.pubkey(), - mock_bank.accounts_map[&key1.pubkey()].clone() - ), - ( - key3.pubkey(), - mock_bank.accounts_map[&key3.pubkey()].clone() - ), + (key1.pubkey(), accounts_map[&key1.pubkey()].clone()), + (key3.pubkey(), accounts_map[&key3.pubkey()].clone()), ], program_indices: vec![vec![1]], rent: 0, @@ -1983,22 +1962,20 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut mock_bank = TestCallbacks::default(); + let mut accounts_map = AccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(key3.pubkey()); - mock_bank.accounts_map.insert(key1.pubkey(), account_data); + accounts_map.insert(key1.pubkey(), account_data); let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(200); - mock_bank - .accounts_map - .insert(key2.pubkey(), fee_payer_account.clone()); + accounts_map.insert(key2.pubkey(), fee_payer_account.clone()); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(native_loader::id()); - mock_bank.accounts_map.insert(key3.pubkey(), account_data); + accounts_map.insert(key3.pubkey(), account_data); let mut error_metrics = TransactionErrorMetrics::default(); let loaded_programs = ProgramCacheForTxBatch::default(); @@ -2009,7 +1986,7 @@ mod tests { false, ); let result = load_transaction_accounts( - &mock_bank.accounts_map, // XXX + &accounts_map, sanitized_transaction.message(), LoadedTransactionAccount { account: fee_payer_account.clone(), @@ -2029,15 +2006,9 @@ mod tests { LoadedTransactionAccounts { accounts: vec![ (key2.pubkey(), fee_payer_account), - ( - key1.pubkey(), - mock_bank.accounts_map[&key1.pubkey()].clone() - ), + (key1.pubkey(), accounts_map[&key1.pubkey()].clone()), (key4.pubkey(), account_data), - ( - key3.pubkey(), - mock_bank.accounts_map[&key3.pubkey()].clone() - ), + (key3.pubkey(), accounts_map[&key3.pubkey()].clone()), ], program_indices: vec![vec![1], vec![1]], rent: 0, @@ -2050,22 +2021,20 @@ mod tests { #[test] fn test_rent_state_list_len() { let mint_keypair = Keypair::new(); - let mut bank = TestCallbacks::default(); + let mut accounts_map = AccountsMap::default(); let recipient = Pubkey::new_unique(); let last_block_hash = Hash::new_unique(); let mut system_data = AccountSharedData::default(); system_data.set_executable(true); system_data.set_owner(native_loader::id()); - bank.accounts_map - .insert(Pubkey::new_from_array([0u8; 32]), system_data); + accounts_map.insert(Pubkey::new_from_array([0u8; 32]), system_data); let mut mint_data = AccountSharedData::default(); mint_data.set_lamports(2); - bank.accounts_map.insert(mint_keypair.pubkey(), mint_data); + accounts_map.insert(mint_keypair.pubkey(), mint_data); - bank.accounts_map - .insert(recipient, AccountSharedData::default()); + accounts_map.insert(recipient, AccountSharedData::default()); let tx = system_transaction::transfer( &mint_keypair, @@ -2077,7 +2046,7 @@ mod tests { let sanitized_tx = SanitizedTransaction::from_transaction_for_tests(tx); let mut error_metrics = TransactionErrorMetrics::default(); let load_result = load_transaction( - &bank.accounts_map, // XXX + &accounts_map, &sanitized_tx, Ok(ValidatedTransactionDetails::default()), &mut error_metrics, @@ -2138,22 +2107,20 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut mock_bank = TestCallbacks::default(); + let mut accounts_map = AccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(key3.pubkey()); - mock_bank.accounts_map.insert(key1.pubkey(), account_data); + accounts_map.insert(key1.pubkey(), account_data); let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(200); - mock_bank - .accounts_map - .insert(key2.pubkey(), fee_payer_account.clone()); + accounts_map.insert(key2.pubkey(), fee_payer_account.clone()); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(native_loader::id()); - mock_bank.accounts_map.insert(key3.pubkey(), account_data); + accounts_map.insert(key3.pubkey(), account_data); let mut error_metrics = TransactionErrorMetrics::default(); let loaded_programs = ProgramCacheForTxBatch::default(); @@ -2172,7 +2139,7 @@ mod tests { }); let load_result = load_transaction( - &mock_bank.accounts_map, // XXX + &accounts_map, &sanitized_transaction, validation_result, &mut error_metrics, @@ -2191,19 +2158,10 @@ mod tests { loaded_transaction, LoadedTransaction { accounts: vec![ - ( - key2.pubkey(), - mock_bank.accounts_map[&key2.pubkey()].clone() - ), - ( - key1.pubkey(), - mock_bank.accounts_map[&key1.pubkey()].clone() - ), + (key2.pubkey(), accounts_map[&key2.pubkey()].clone()), + (key1.pubkey(), accounts_map[&key1.pubkey()].clone()), (key4.pubkey(), account_data), - ( - key3.pubkey(), - mock_bank.accounts_map[&key3.pubkey()].clone() - ), + (key3.pubkey(), accounts_map[&key3.pubkey()].clone()), ], program_indices: vec![vec![1], vec![1]], fee_details: FeeDetails::default(), @@ -2218,7 +2176,7 @@ mod tests { #[test] fn test_load_accounts_error() { - let mock_bank = TestCallbacks::default(); + let accounts_map = HashMap::default(); let feature_set = FeatureSet::default(); let rent_collector = RentCollector::default(); @@ -2242,7 +2200,7 @@ mod tests { let validation_result = Ok(ValidatedTransactionDetails::default()); let load_result = load_transaction( - &mock_bank.accounts_map, // XXX + &accounts_map, &sanitized_transaction, validation_result, &mut TransactionErrorMetrics::default(), @@ -2262,7 +2220,7 @@ mod tests { let validation_result = Err(TransactionError::InvalidWritableAccount); let load_result = load_transaction( - &mock_bank.accounts_map, // XXX + &accounts_map, &sanitized_transaction, validation_result, &mut TransactionErrorMetrics::default(), From 5062be302d9c8f1d37bd756294995dbf990c134f Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Wed, 11 Sep 2024 05:25:57 -0700 Subject: [PATCH 19/52] get rid of useless vec from tests --- svm/src/account_loader.rs | 50 ++++++++++++++++----------------------- 1 file changed, 20 insertions(+), 30 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index c9fe191527603a..9ce0cb5681ee8f 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -781,15 +781,14 @@ mod tests { tx: Transaction, accounts: &[TransactionAccount], error_metrics: &mut TransactionErrorMetrics, - ) -> Vec { - // XXX - vec![load_accounts_with_features_and_rent( + ) -> TransactionLoadResult { + load_accounts_with_features_and_rent( tx, accounts, &RentCollector::default(), error_metrics, &mut FeatureSet::all_enabled(), - )] + ) } fn load_accounts_with_excluded_features( @@ -797,15 +796,14 @@ mod tests { accounts: &[TransactionAccount], error_metrics: &mut TransactionErrorMetrics, exclude_features: Option<&[Pubkey]>, - ) -> Vec { - // XXX - vec![load_accounts_with_features_and_rent( + ) -> TransactionLoadResult { + load_accounts_with_features_and_rent( tx, accounts, &RentCollector::default(), error_metrics, &mut all_features_except(exclude_features), - )] + ) } #[test] @@ -832,12 +830,11 @@ mod tests { instructions, ); - let load_results = load_accounts_aux_test(tx, &accounts, &mut error_metrics); + let load_result = load_accounts_aux_test(tx, &accounts, &mut error_metrics); assert_eq!(error_metrics.account_not_found, 1); - assert_eq!(load_results.len(), 1); assert!(matches!( - load_results[0], + load_result, TransactionLoadResult::FeesOnly(FeesOnlyTransaction { load_error: TransactionError::ProgramAccountNotFound, .. @@ -875,8 +872,7 @@ mod tests { load_accounts_with_excluded_features(tx, &accounts, &mut error_metrics, None); assert_eq!(error_metrics.account_not_found, 0); - assert_eq!(loaded_accounts.len(), 1); - match &loaded_accounts[0] { + match &loaded_accounts { TransactionLoadResult::Loaded(loaded_transaction) => { assert_eq!(loaded_transaction.accounts.len(), 3); assert_eq!(loaded_transaction.accounts[0].1, accounts[0].1); @@ -914,12 +910,11 @@ mod tests { instructions, ); - let load_results = load_accounts_aux_test(tx, &accounts, &mut error_metrics); + let load_result = load_accounts_aux_test(tx, &accounts, &mut error_metrics); assert_eq!(error_metrics.account_not_found, 1); - assert_eq!(load_results.len(), 1); assert!(matches!( - load_results[0], + load_result, TransactionLoadResult::FeesOnly(FeesOnlyTransaction { load_error: TransactionError::ProgramAccountNotFound, .. @@ -951,12 +946,11 @@ mod tests { instructions, ); - let load_results = load_accounts_aux_test(tx, &accounts, &mut error_metrics); + let load_result = load_accounts_aux_test(tx, &accounts, &mut error_metrics); assert_eq!(error_metrics.invalid_program_for_execution, 1); - assert_eq!(load_results.len(), 1); assert!(matches!( - load_results[0], + load_result, TransactionLoadResult::FeesOnly(FeesOnlyTransaction { load_error: TransactionError::InvalidProgramForExecution, .. @@ -1006,8 +1000,7 @@ mod tests { load_accounts_with_excluded_features(tx, &accounts, &mut error_metrics, None); assert_eq!(error_metrics.account_not_found, 0); - assert_eq!(loaded_accounts.len(), 1); - match &loaded_accounts[0] { + match &loaded_accounts { TransactionLoadResult::Loaded(loaded_transaction) => { assert_eq!(loaded_transaction.accounts.len(), 4); assert_eq!(loaded_transaction.accounts[0].1, accounts[0].1); @@ -1024,7 +1017,7 @@ mod tests { accounts: &[TransactionAccount], tx: Transaction, account_overrides: Option<&AccountOverrides>, - ) -> Vec { + ) -> TransactionLoadResult { let tx = SanitizedTransaction::from_transaction_for_tests(tx); let mut error_metrics = TransactionErrorMetrics::default(); @@ -1042,8 +1035,7 @@ mod tests { &vec![Ok(CheckedTransactionDetails::default())], account_overrides, ); - // XXX - vec![load_transaction( + load_transaction( &loaded_accounts_map, &tx, Ok(ValidatedTransactionDetails::default()), @@ -1051,7 +1043,7 @@ mod tests { &FeatureSet::all_enabled(), &RentCollector::default(), &ProgramCacheForTxBatch::default(), - )] + ) } #[test] @@ -1068,10 +1060,9 @@ mod tests { instructions, ); - let load_results = load_accounts_no_store(&[], tx, None); - assert_eq!(load_results.len(), 1); + let load_result = load_accounts_no_store(&[], tx, None); assert!(matches!( - load_results[0], + load_result, TransactionLoadResult::FeesOnly(FeesOnlyTransaction { load_error: TransactionError::ProgramAccountNotFound, .. @@ -1101,8 +1092,7 @@ mod tests { let loaded_accounts = load_accounts_no_store(&[(keypair.pubkey(), account)], tx, Some(&account_overrides)); - assert_eq!(loaded_accounts.len(), 1); - match &loaded_accounts[0] { + match &loaded_accounts { TransactionLoadResult::Loaded(loaded_transaction) => { assert_eq!(loaded_transaction.accounts[0].0, keypair.pubkey()); assert_eq!(loaded_transaction.accounts[1].0, slot_history_id); From cc5d5e071478f19ce1c0c48cc14f60338b13c431 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 12 Sep 2024 02:18:58 -0700 Subject: [PATCH 20/52] handle nonce reuse and start writing test for it --- svm/src/transaction_processor.rs | 30 ++++++- svm/tests/integration_test.rs | 147 +++++++++++++++++++++++++++++-- 2 files changed, 167 insertions(+), 10 deletions(-) diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 5672b95e402dbe..451310cdeca232 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -484,9 +484,33 @@ impl TransactionBatchProcessor { fee_details.total_fee(), )?; - // XXX i need to do some kind of nonce validation here - // we are switching to hashmap so, i think we just check "is actual nonce data same as rollback nonce data" - // if so, we already used it, and should drop the transaction. perhaps charging fees or not, dunno + // If the nonce has been used in this batch already, we must drop the transaction + // This is the same as if it was used is different batches in the same slot + // If the nonce account was closed in the batch, we behave as if the blockhash didn't validate + // XXX TODO FIXME uhhh how do i handle closed accounts?? do i need to drop them... + if let Some(ref expected_nonce_info) = nonce { + // XXX HANA this is clever... perhaps too clever + // need to check for any possible edge cases where blockhashes match but data doesnt + // otherwise we need to parse the nonce account into a NonceInfo + let nonces_are_equal = + accounts_map + .get(expected_nonce_info.address()) + .map(|current_nonce_account| { + current_nonce_account.data() == expected_nonce_info.account().data() + }); + + match nonces_are_equal { + Some(false) => (), + Some(true) => { + error_counters.account_not_found += 1; + return Err(TransactionError::AccountNotFound); + } + None => { + error_counters.blockhash_not_found += 1; + return Err(TransactionError::BlockhashNotFound); + } + } + } // Capture fee-subtracted fee payer account and next nonce account state // to commit if transaction execution fails. diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index ee5640462d9c7a..8bf4e92905c1ae 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -50,7 +50,7 @@ const LAST_BLOCKHASH: Hash = Hash::new_from_array([7; 32]); // Arbitrary constan pub type AccountsMap = HashMap; // container for a transaction batch and all data needed to run and verify it against svm -#[derive(Debug, Default)] +#[derive(Clone, Debug, Default)] pub struct SvmTestEntry { // features are disabled by default; these will be enabled pub enabled_features: Vec, @@ -157,12 +157,14 @@ impl SvmTestEntry { mut nonce_info: NonceInfo, status: ExecutionStatus, ) { - nonce_info - .try_advance_nonce( - DurableNonce::from_blockhash(&LAST_BLOCKHASH), - LAMPORTS_PER_SIGNATURE, - ) - .unwrap(); + if status != ExecutionStatus::Discarded { + nonce_info + .try_advance_nonce( + DurableNonce::from_blockhash(&LAST_BLOCKHASH), + LAMPORTS_PER_SIGNATURE, + ) + .unwrap(); + } self.transaction_batch.push(TransactionBatchItem { transaction, @@ -1048,6 +1050,133 @@ fn intrabatch_account_reuse(enable_fee_only_transactions: bool) -> Vec Vec { + let mut test_entries = vec![]; + + let program_name = "hello-solana"; + let program_id = program_address(program_name); + + let fee_payer_keypair = Keypair::new(); + let fee_payer = fee_payer_keypair.pubkey(); + let nonce_pubkey = if fee_paying_nonce { + fee_payer + } else { + Pubkey::new_unique() + }; + + let initial_durable = DurableNonce::from_blockhash(&Hash::new_unique()); + let initial_nonce_data = + nonce::state::Data::new(fee_payer, initial_durable, LAMPORTS_PER_SIGNATURE); + let initial_nonce_account = AccountSharedData::new_data( + LAMPORTS_PER_SOL, + &nonce::state::Versions::new(nonce::State::Initialized(initial_nonce_data.clone())), + &system_program::id(), + ) + .unwrap(); + let initial_nonce_info = NonceInfo::new(nonce_pubkey, initial_nonce_account.clone()); + + let advanced_durable = DurableNonce::from_blockhash(&LAST_BLOCKHASH); + let mut advanced_nonce_info = initial_nonce_info.clone(); + advanced_nonce_info + .try_advance_nonce(advanced_durable, LAMPORTS_PER_SIGNATURE) + .unwrap(); + + let advance_instruction = system_instruction::advance_nonce_account(&nonce_pubkey, &fee_payer); + let successful_noop_instruction = Instruction::new_with_bytes(program_id, &[], vec![]); + + let second_transaction = Transaction::new_signed_with_payer( + &[ + advance_instruction.clone(), + successful_noop_instruction.clone(), + ], + Some(&fee_payer), + &[&fee_payer_keypair], + *advanced_durable.as_hash(), + ); + + let mut common_test_entry = SvmTestEntry::default(); + + common_test_entry.add_initial_account(nonce_pubkey, &initial_nonce_account); + + if !fee_paying_nonce { + let mut fee_payer_data = AccountSharedData::default(); + fee_payer_data.set_lamports(LAMPORTS_PER_SOL); + common_test_entry.add_initial_account(fee_payer, &fee_payer_data); + } + + // TODO this could be a utility function + common_test_entry + .final_accounts + .get_mut(&nonce_pubkey) + .unwrap() + .data_as_mut_slice() + .copy_from_slice(advanced_nonce_info.account().data()); + + common_test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE); + + // batch 0: + // * a successful nonce transaction + // * a nonce transaction that reuses the same nonce; this transaction must be dropped + { + let mut test_entry = common_test_entry.clone(); + + let first_transaction = Transaction::new_signed_with_payer( + &[ + advance_instruction.clone(), + successful_noop_instruction.clone(), + ], + Some(&fee_payer), + &[&fee_payer_keypair], + *initial_durable.as_hash(), + ); + + test_entry.push_nonce_transaction(first_transaction, initial_nonce_info.clone()); + test_entry.push_nonce_transaction_with_status( + second_transaction, + advanced_nonce_info.clone(), + ExecutionStatus::Discarded, + ); + + test_entries.push(test_entry); + } + + /* + // batch 1: + // * an executable failed nonce transaction + // * a nonce transaction that reuses the same nonce; this transaction must be dropped + { + let mut test_entry = SvmTestEntry::default(); + + test_entries.push(test_entry); + } + + // batch 2: + // * a processable non-executable nonce transaction, if fee-only transactions are enabled + // * a nonce transaction that reuses the same nonce; this transaction must be dropped + { + let mut test_entry = SvmTestEntry::default(); + + test_entries.push(test_entry); + } + */ + + // TODO very evil idea: tx1 is a non-nonce txn that nevertheless advances the nonce. tx2 dropped + + for test_entry in &mut test_entries { + test_entry + .initial_programs + .push((program_name.to_string(), DEPLOYMENT_SLOT)); + + if enable_fee_only_transactions { + test_entry + .enabled_features + .push(feature_set::enable_transaction_loading_failure_fees::id()); + } + } + + test_entries +} + #[test_case(program_medley())] #[test_case(simple_transfer(false))] #[test_case(simple_transfer(true))] @@ -1057,6 +1186,10 @@ fn intrabatch_account_reuse(enable_fee_only_transactions: bool) -> Vec) { for test_entry in test_entries { execute_test_entry(test_entry); From cf7f0633188b656fddf7566a4ae61e7fca037bee Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 12 Sep 2024 22:03:27 -0700 Subject: [PATCH 21/52] i was right it *was* too clever. checkpoint while i fix rollback accounts handling --- svm/src/transaction_processor.rs | 38 +++++++++++--- svm/tests/integration_test.rs | 87 +++++++++++++++++++++++++------- 2 files changed, 101 insertions(+), 24 deletions(-) diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 451310cdeca232..ee2c3c3be5ead9 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -40,11 +40,13 @@ use { solana_runtime_transaction::instructions_processor::process_compute_budget_instructions, solana_sdk::{ account::{AccountSharedData, ReadableAccount, PROGRAM_OWNERS}, + account_utils::StateMut, clock::{Epoch, Slot}, fee::{FeeBudgetLimits, FeeStructure}, hash::Hash, inner_instruction::{InnerInstruction, InnerInstructionsList}, instruction::{CompiledInstruction, TRANSACTION_LEVEL_STACK_HEIGHT}, + nonce::state::{State as NonceState, Versions as NonceVersions}, pubkey::Pubkey, rent_collector::RentCollector, saturating_add_assign, @@ -316,6 +318,7 @@ impl TransactionBatchProcessor { TransactionLoadResult::NotLoaded(err) => Err(err), TransactionLoadResult::FeesOnly(fees_only_tx) => { if enable_transaction_loading_failure_fees { + // XXX store rollback accounts here Ok(ProcessedTransaction::FeesOnly(Box::new(fees_only_tx))) } else { Err(fees_only_tx.load_error) @@ -359,6 +362,7 @@ impl TransactionBatchProcessor { &None::>, &processing_results, ); + println!("HANA update acocunts: {:#?}", update_accounts); for (pubkey, account) in update_accounts { accounts_map.insert(*pubkey, account.clone()); } @@ -488,17 +492,37 @@ impl TransactionBatchProcessor { // This is the same as if it was used is different batches in the same slot // If the nonce account was closed in the batch, we behave as if the blockhash didn't validate // XXX TODO FIXME uhhh how do i handle closed accounts?? do i need to drop them... - if let Some(ref expected_nonce_info) = nonce { - // XXX HANA this is clever... perhaps too clever - // need to check for any possible edge cases where blockhashes match but data doesnt - // otherwise we need to parse the nonce account into a NonceInfo + if let Some(ref nonce_info) = nonce { let nonces_are_equal = accounts_map - .get(expected_nonce_info.address()) - .map(|current_nonce_account| { - current_nonce_account.data() == expected_nonce_info.account().data() + .get(nonce_info.address()) + .and_then(|nonce_account| { + // NOTE we cannot directly compare nonce account data because rent epochs may differ + // XXX TODO FIXME this is fundamentally evil on a number of levels: + // * we dont have a State impl so we have to use StateMut + // but we shouldnt add one because... + // * we have to parse both nonce accounts. we could compare current to DurableNonce(last_blockhash)... + // but we would still need to parse one acccount, and i dont think i want to parse either + // i believe the best way would be to add some bytemuck thing to NonceVersions + // which returns Option<&Hash> or Option<&DurableNonce> (ie, None if we arent NonceState::Initialized) + // but i would like feeback on this idea before i implement it + let current_nonce = StateMut::::state(nonce_account).ok()?; + let future_nonce = + StateMut::::state(nonce_info.account()).ok()?; + println!( + "HANA current: {:#?}\n future: {:#?}", + current_nonce, future_nonce + ); + match (current_nonce.state(), future_nonce.state()) { + ( + NonceState::Initialized(ref current_data), + NonceState::Initialized(ref future_data), + ) => Some(current_data.blockhash() == future_data.blockhash()), + _ => None, + } }); + println!("HANA nonces equal: {:?}", nonces_are_equal); match nonces_are_equal { Some(false) => (), Some(true) => { diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index 8bf4e92905c1ae..099a26286f6e04 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -991,7 +991,7 @@ fn intrabatch_account_reuse(enable_fee_only_transactions: bool) -> Vec Vec Ve let advance_instruction = system_instruction::advance_nonce_account(&nonce_pubkey, &fee_payer); let successful_noop_instruction = Instruction::new_with_bytes(program_id, &[], vec![]); + let failing_noop_instruction = Instruction::new_with_bytes(system_program::id(), &[], vec![]); + let fee_only_noop_instruction = Instruction::new_with_bytes(Pubkey::new_unique(), &[], vec![]); let second_transaction = Transaction::new_signed_with_payer( &[ @@ -1132,7 +1138,7 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve test_entry.push_nonce_transaction(first_transaction, initial_nonce_info.clone()); test_entry.push_nonce_transaction_with_status( - second_transaction, + second_transaction.clone(), advanced_nonce_info.clone(), ExecutionStatus::Discarded, ); @@ -1140,25 +1146,72 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve test_entries.push(test_entry); } - /* - // batch 1: - // * an executable failed nonce transaction - // * a nonce transaction that reuses the same nonce; this transaction must be dropped - { - let mut test_entry = SvmTestEntry::default(); + // batch 1: + // * an executable failed nonce transaction + // * a nonce transaction that reuses the same nonce; this transaction must be dropped + { + let mut test_entry = common_test_entry.clone(); - test_entries.push(test_entry); - } + let first_transaction = Transaction::new_signed_with_payer( + &[advance_instruction.clone(), failing_noop_instruction], + Some(&fee_payer), + &[&fee_payer_keypair], + *initial_durable.as_hash(), + ); + + test_entry.push_nonce_transaction_with_status( + first_transaction, + initial_nonce_info.clone(), + ExecutionStatus::ExecutedFailed, + ); + + test_entry.push_nonce_transaction_with_status( + second_transaction.clone(), + advanced_nonce_info.clone(), + ExecutionStatus::Discarded, + ); + + test_entries.push(test_entry); + } + + // batch 2: + // * a processable non-executable nonce transaction, if fee-only transactions are enabled + // * a nonce transaction that reuses the same nonce; this transaction must be dropped + { + let mut test_entry = common_test_entry.clone(); + + let first_transaction = Transaction::new_signed_with_payer( + &[advance_instruction.clone(), fee_only_noop_instruction], + Some(&fee_payer), + &[&fee_payer_keypair], + *initial_durable.as_hash(), + ); + + test_entry.push_nonce_transaction_with_status( + first_transaction, + initial_nonce_info.clone(), + ExecutionStatus::ProcessedFailed, + ); - // batch 2: - // * a processable non-executable nonce transaction, if fee-only transactions are enabled - // * a nonce transaction that reuses the same nonce; this transaction must be dropped - { - let mut test_entry = SvmTestEntry::default(); + test_entry.push_nonce_transaction_with_status( + second_transaction.clone(), + advanced_nonce_info.clone(), + ExecutionStatus::Discarded, + ); - test_entries.push(test_entry); + // if the nonce account pays fees, it keeps its new rent epoch, otherwise it resets + /* XXX + if !fee_paying_nonce { + test_entry + .final_accounts + .get_mut(&nonce_pubkey) + .unwrap() + .set_rent_epoch(0); } - */ + */ + + test_entries.push(test_entry); + } // TODO very evil idea: tx1 is a non-nonce txn that nevertheless advances the nonce. tx2 dropped From f9095446a7745fb9f80add2b63389b32351b8b93 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 12 Sep 2024 22:28:33 -0700 Subject: [PATCH 22/52] test for updating map for fee-only (fails presently) --- svm/tests/integration_test.rs | 50 +++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index 099a26286f6e04..a9034449bdb17b 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -1039,6 +1039,56 @@ fn intrabatch_account_reuse(enable_fee_only_transactions: bool) -> Vec Date: Thu, 12 Sep 2024 23:13:09 -0700 Subject: [PATCH 23/52] we have acheived absolute victory over fee-only txns --- svm/src/transaction_processor.rs | 25 ++++++++++++++++++++----- svm/tests/integration_test.rs | 5 +---- 2 files changed, 21 insertions(+), 9 deletions(-) diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index ee2c3c3be5ead9..5c544d35b4cab5 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -318,7 +318,26 @@ impl TransactionBatchProcessor { TransactionLoadResult::NotLoaded(err) => Err(err), TransactionLoadResult::FeesOnly(fees_only_tx) => { if enable_transaction_loading_failure_fees { - // XXX store rollback accounts here + // XXX HANA when we replace `collect_accounts_to_store` we want to encapsulate this code too + let fee_payer_address = tx.fee_payer(); + match fees_only_tx.rollback_accounts { + RollbackAccounts::FeePayerOnly { + ref fee_payer_account, + } => { + accounts_map.insert(*fee_payer_address, fee_payer_account.clone()); + } + RollbackAccounts::SameNonceAndFeePayer { ref nonce } => { + accounts_map.insert(*nonce.address(), nonce.account().clone()); + } + RollbackAccounts::SeparateNonceAndFeePayer { + ref nonce, + ref fee_payer_account, + } => { + accounts_map.insert(*nonce.address(), nonce.account().clone()); + accounts_map.insert(*fee_payer_address, fee_payer_account.clone()); + } + } + Ok(ProcessedTransaction::FeesOnly(Box::new(fees_only_tx))) } else { Err(fees_only_tx.load_error) @@ -509,10 +528,6 @@ impl TransactionBatchProcessor { let current_nonce = StateMut::::state(nonce_account).ok()?; let future_nonce = StateMut::::state(nonce_info.account()).ok()?; - println!( - "HANA current: {:#?}\n future: {:#?}", - current_nonce, future_nonce - ); match (current_nonce.state(), future_nonce.state()) { ( NonceState::Initialized(ref current_data), diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index a9034449bdb17b..f8e8150fa37815 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -1088,7 +1088,6 @@ fn intrabatch_account_reuse(enable_fee_only_transactions: bool) -> Vec Ve // batch 2: // * a processable non-executable nonce transaction, if fee-only transactions are enabled // * a nonce transaction that reuses the same nonce; this transaction must be dropped - { + if enable_fee_only_transactions { let mut test_entry = common_test_entry.clone(); let first_transaction = Transaction::new_signed_with_payer( @@ -1250,7 +1249,6 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve ); // if the nonce account pays fees, it keeps its new rent epoch, otherwise it resets - /* XXX if !fee_paying_nonce { test_entry .final_accounts @@ -1258,7 +1256,6 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve .unwrap() .set_rent_epoch(0); } - */ test_entries.push(test_entry); } From ae1240dc8e5cf54deec64e39bd8f74231cacacff Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 12 Sep 2024 23:22:08 -0700 Subject: [PATCH 24/52] couple more tests. this works beautifully --- svm/src/transaction_processor.rs | 2 -- svm/tests/integration_test.rs | 52 +++++++++++++++++++++++++++++--- 2 files changed, 48 insertions(+), 6 deletions(-) diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 5c544d35b4cab5..34e452611e0b7f 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -381,7 +381,6 @@ impl TransactionBatchProcessor { &None::>, &processing_results, ); - println!("HANA update acocunts: {:#?}", update_accounts); for (pubkey, account) in update_accounts { accounts_map.insert(*pubkey, account.clone()); } @@ -537,7 +536,6 @@ impl TransactionBatchProcessor { } }); - println!("HANA nonces equal: {:?}", nonces_are_equal); match nonces_are_equal { Some(false) => (), Some(true) => { diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index f8e8150fa37815..2063fb888f0c43 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -1169,7 +1169,27 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve common_test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE); - // batch 0: + // batch 0: one transaction that advances the nonce twice + { + let mut test_entry = common_test_entry.clone(); + + let transaction = Transaction::new_signed_with_payer( + &[advance_instruction.clone(), advance_instruction.clone()], + Some(&fee_payer), + &[&fee_payer_keypair], + *initial_durable.as_hash(), + ); + + test_entry.push_nonce_transaction_with_status( + transaction, + initial_nonce_info.clone(), + ExecutionStatus::ExecutedFailed, + ); + + test_entries.push(test_entry); + } + + // batch 1: // * a successful nonce transaction // * a nonce transaction that reuses the same nonce; this transaction must be dropped { @@ -1195,7 +1215,7 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve test_entries.push(test_entry); } - // batch 1: + // batch 2: // * an executable failed nonce transaction // * a nonce transaction that reuses the same nonce; this transaction must be dropped { @@ -1223,7 +1243,7 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve test_entries.push(test_entry); } - // batch 2: + // batch 3: // * a processable non-executable nonce transaction, if fee-only transactions are enabled // * a nonce transaction that reuses the same nonce; this transaction must be dropped if enable_fee_only_transactions { @@ -1260,7 +1280,31 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve test_entries.push(test_entry); } - // TODO very evil idea: tx1 is a non-nonce txn that nevertheless advances the nonce. tx2 dropped + // batch 4: + // * a successful blockhash transaction that also advances the nonce + // * a nonce transaction that reuses the same nonce; this transaction must be dropped + { + let mut test_entry = common_test_entry.clone(); + + let first_transaction = Transaction::new_signed_with_payer( + &[ + successful_noop_instruction.clone(), + advance_instruction.clone(), + ], + Some(&fee_payer), + &[&fee_payer_keypair], + Hash::default(), + ); + + test_entry.push_nonce_transaction(first_transaction, initial_nonce_info.clone()); + test_entry.push_nonce_transaction_with_status( + second_transaction.clone(), + advanced_nonce_info.clone(), + ExecutionStatus::Discarded, + ); + + test_entries.push(test_entry); + } for test_entry in &mut test_entries { test_entry From bb786228638d6f12190ac6e12085722d32edde4c Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Sat, 14 Sep 2024 02:17:55 -0700 Subject: [PATCH 25/52] confirmed inspect details with brooks --- svm/src/account_loader.rs | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 9ce0cb5681ee8f..f148fca0b5309f 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -226,6 +226,11 @@ pub fn validate_fee_payer( // honestly if we do feature gate i have no idea how to structure it // copy-paste the entire account_loader file including all tests? so we can simply delete the old one later? // ok just do this assuming no feature gate then ask andrew. it will be easier than weaving everything back together on spec +// +// XXX OK latest update. program cache tests next? +// also acocunt dealloc tests, i think i should write a custom program that does something like +// ixn to write to account, ixn to remove lamports, ixn that succeeds or fails depending on account data +// then... grew through for comments of things to clean up. pub(crate) fn load_accounts( callbacks: &CB, @@ -262,13 +267,8 @@ pub(crate) fn load_accounts( accounts_map.insert(*account_key, account_override.clone()); } else if let Some(account) = callbacks.get_account_shared_data(account_key) { callbacks.inspect_account(account_key, AccountState::Alive(&account), is_writable); - accounts_map.insert(*account_key, account); - } - // XXX we do not insert the default account here because we need to know if its not found later - // it raises the question however of whether we need to track if a program account is created in the batch - // XXX HANA FIXME UPDATE check with brooks on monday........ i dont know why we need to do this - else { + } else { callbacks.inspect_account(account_key, AccountState::Dead, is_writable); } } @@ -514,7 +514,6 @@ fn load_transaction_account( loaded_programs: &ProgramCacheForTxBatch, ) -> Result<(LoadedTransactionAccount, bool)> { let mut account_found = true; - let mut _was_inspected = false; let is_instruction_account = u8::try_from(account_index) .map(|i| instruction_accounts.contains(&&i)) .unwrap_or(false); From 2b3d6ba916871815c89315621b412a817e5749c2 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Tue, 24 Sep 2024 03:40:08 -0700 Subject: [PATCH 26/52] test and temp fix account dealloc --- svm/src/account_loader.rs | 4 +- svm/src/transaction_processor.rs | 19 +++- .../write-to-account/Cargo.toml | 12 +++ .../write-to-account/src/lib.rs | 50 ++++++++++ svm/tests/integration_test.rs | 96 ++++++++++++++++++- 5 files changed, 174 insertions(+), 7 deletions(-) create mode 100644 svm/tests/example-programs/write-to-account/Cargo.toml create mode 100644 svm/tests/example-programs/write-to-account/src/lib.rs diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index f148fca0b5309f..ba6333488d56c8 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -228,9 +228,9 @@ pub fn validate_fee_payer( // ok just do this assuming no feature gate then ask andrew. it will be easier than weaving everything back together on spec // // XXX OK latest update. program cache tests next? -// also acocunt dealloc tests, i think i should write a custom program that does something like +// also account dealloc tests, i think i should write a custom program that does something like // ixn to write to account, ixn to remove lamports, ixn that succeeds or fails depending on account data -// then... grew through for comments of things to clean up. +// then... go through for comments of things to clean up. pub(crate) fn load_accounts( callbacks: &CB, diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 34e452611e0b7f..a81698f9d9260e 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -382,7 +382,23 @@ impl TransactionBatchProcessor { &processing_results, ); for (pubkey, account) in update_accounts { - accounts_map.insert(*pubkey, account.clone()); + if account.lamports() == 0 { + // XXX HANA im VERY not sure if this is correct, as i havent found the code that deallocs accounts + // zero-lamport accounts come back from tx processing with their data intact + // so we need to emulate the account-dropping behavior the runtime enforces later + // it appears accounts-db does this with `clean_accounts()`... but might only be backing storage? + // the line that accounts can only be purged if "there are no live append vecs in the ancestors" + // is very mysterious to me. absolutely need guidance on this point + // UPDATE: this ALSO creates a horrifying catch-22 + // where, if one transaction drops an account, the next one needs to see a fake dropped account + // which means it *returns* the fake dropped account, which works its way back to the runtime + // in other words, if you zero lamports, an otherwise-identical account is returned + // but if *another* transaction accepts the account, we return AccountShardedData::default() + // so either we need to double-fake the account, or we should mutate the LoadedTransaction... :/ + accounts_map.insert(*pubkey, AccountSharedData::default()); + } else { + accounts_map.insert(*pubkey, account.clone()); + } } Ok(ProcessedTransaction::Executed(Box::new(executed_tx))) @@ -2221,6 +2237,7 @@ mod tests { assert_eq!(result, Err(TransactionError::DuplicateInstruction(1u8))); } + // XXX TODO FIXME i broke this :( #[test] fn test_validate_transaction_fee_payer_is_nonce() { let feature_set = FeatureSet::default(); diff --git a/svm/tests/example-programs/write-to-account/Cargo.toml b/svm/tests/example-programs/write-to-account/Cargo.toml new file mode 100644 index 00000000000000..903be78c584f66 --- /dev/null +++ b/svm/tests/example-programs/write-to-account/Cargo.toml @@ -0,0 +1,12 @@ +[package] +name = "write-to-account" +version = "2.1.0" +edition = "2021" + +[dependencies] +solana-program = { path = "../../../../sdk/program", version = "=2.1.0" } + +[lib] +crate-type = ["cdylib", "rlib"] + +[workspace] diff --git a/svm/tests/example-programs/write-to-account/src/lib.rs b/svm/tests/example-programs/write-to-account/src/lib.rs new file mode 100644 index 00000000000000..a0c9a5b3da6186 --- /dev/null +++ b/svm/tests/example-programs/write-to-account/src/lib.rs @@ -0,0 +1,50 @@ +use solana_program::{ + account_info::{next_account_info, AccountInfo}, + entrypoint, + entrypoint::ProgramResult, + incinerator, + program_error::ProgramError, + pubkey::Pubkey, +}; + +entrypoint!(process_instruction); + +fn process_instruction( + _program_id: &Pubkey, + accounts: &[AccountInfo], + data: &[u8], +) -> ProgramResult { + let accounts_iter = &mut accounts.iter(); + let target_account_info = next_account_info(accounts_iter)?; + let incinerator_info = next_account_info(accounts_iter)?; + if !incinerator::check_id(incinerator_info.key) { + return Err(ProgramError::InvalidAccountData); + } + + match data[0] { + // set account data + 0 => { + let mut account_data = target_account_info.try_borrow_mut_data()?; + account_data[0] = 100; + } + // deallocate account + 1 => { + let mut target_lamports = target_account_info.try_borrow_mut_lamports()?; + let mut incinerator_lamports = incinerator_info.try_borrow_mut_lamports()?; + + **incinerator_lamports = incinerator_lamports + .checked_add(**target_lamports) + .ok_or(ProgramError::ArithmeticOverflow)?; + + **target_lamports = target_lamports + .checked_sub(**target_lamports) + .ok_or(ProgramError::InsufficientFunds)?; + } + // bad ixn + _ => { + return Err(ProgramError::InvalidArgument); + } + } + + Ok(()) +} diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index 2063fb888f0c43..8f7d6aea0c6090 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -1088,10 +1088,6 @@ fn intrabatch_account_reuse(enable_fee_only_transactions: bool) -> Vec Ve test_entries } +fn account_deallocate() -> Vec { + let mut test_entries = vec![]; + + // batch 0: sanity check, the program actually sets data + // batch 1: removing lamports from account hides it from subsequent in-batch transactions + for remove_lamports in [false, true] { + let mut test_entry = SvmTestEntry::default(); + + let program_name = "write-to-account".to_string(); + let program_id = program_address(&program_name); + test_entry + .initial_programs + .push((program_name, DEPLOYMENT_SLOT)); + + let fee_payer_keypair = Keypair::new(); + let fee_payer = fee_payer_keypair.pubkey(); + + let mut fee_payer_data = AccountSharedData::default(); + fee_payer_data.set_lamports(LAMPORTS_PER_SOL); + test_entry.add_initial_account(fee_payer, &fee_payer_data); + + let target = Pubkey::new_unique(); + + let mut target_data = AccountSharedData::create( + Rent::default().minimum_balance(1), + vec![0], + program_id, + false, + u64::MAX, + ); + test_entry.add_initial_account(target, &target_data); + + let account_metas = vec![ + AccountMeta::new(target, false), + AccountMeta::new(solana_sdk::incinerator::id(), false), + ]; + + let set_data_transaction = Transaction::new_signed_with_payer( + &[Instruction::new_with_bytes( + program_id, + &[0], + account_metas.clone(), + )], + Some(&fee_payer), + &[&fee_payer_keypair], + Hash::default(), + ); + test_entry.push_transaction(set_data_transaction.clone()); + + target_data.data_as_mut_slice()[0] = 100; + + test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE); + test_entry.update_expected_account_data(target, &target_data); + + if remove_lamports { + let dealloc_transaction = Transaction::new_signed_with_payer( + &[Instruction::new_with_bytes( + program_id, + &[1], + account_metas.clone(), + )], + Some(&fee_payer), + &[&fee_payer_keypair], + Hash::default(), + ); + test_entry.push_transaction(dealloc_transaction.clone()); + + // NOTE we cannot test here that the account has been dropped + // because, as-designed, the account returned from tx processing is "live" with zero lamports + // instead, we test to confirm the batch correctly pretends it has been dropped + test_entry.push_transaction_with_status( + set_data_transaction.clone(), + ExecutionStatus::ExecutedFailed, + ); + + test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE * 2); + + // XXX FIXME this is BAD and WRONG, see notes in transaction_processor.rs + test_entry + .final_accounts + .insert(target, AccountSharedData::default()) + .unwrap(); + } + + test_entries.push(test_entry); + } + + test_entries +} + #[test_case(program_medley())] #[test_case(simple_transfer(false))] #[test_case(simple_transfer(true))] @@ -1334,6 +1420,7 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve #[test_case(nonce_reuse(true, false))] #[test_case(nonce_reuse(false, true))] #[test_case(nonce_reuse(true, true))] +#[test_case(account_deallocate())] fn svm_integration(test_entries: Vec) { for test_entry in test_entries { execute_test_entry(test_entry); @@ -1452,6 +1539,7 @@ fn execute_test_entry(test_entry: SvmTestEntry) { } // now run our transaction-by-transaction checks + // TODO check tx status first... its too annoying to debug test-driven development for (processing_result, test_item_asserts) in batch_output .processing_results .iter() From 04bd53736aefd5443fe2ba8d84aaf88f0acb53c5 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Tue, 24 Sep 2024 03:41:17 -0700 Subject: [PATCH 27/52] XXX commit test binary --- .../write_to_account_program.so | Bin 0 -> 20256 bytes 1 file changed, 0 insertions(+), 0 deletions(-) create mode 100755 svm/tests/example-programs/write-to-account/write_to_account_program.so diff --git 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write a custom program that does something like // ixn to write to account, ixn to remove lamports, ixn that succeeds or fails depending on account data // then... go through for comments of things to clean up. +// +// XXX ok i finally have a perfect (i hope) impl of implicit account dropping +// next i want to... +// * (unrelated) code review for sam +// * write simd for new loader definition +// * fix my loader code to be nicer. we are feature gating this so have a blast +// * test program cache........... tbh maybe i can skip it as out of scope +// * make a list of all the weird bugs and edge cases i found to make code review easier +// * design a replacement for collect_accounts_to_store +// ok thats seems fine for now. then next pass of cleanups +// then... i need to make a new branch and feature-gate this, please end me +// i guess the least horrible strategy is let account_loader_v2 import the existing one +// and then import stuff that doesnt change, use stuff that does +// do code changes only in first commit, then all the test changes/additions separately +// actually it shouldnt be so bad, eg the integration_test.rs file i just copy-paste +// remember to rebase on master first!!! i might have to drop a commit since i merged something today pub(crate) fn load_accounts( callbacks: &CB, diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index a81698f9d9260e..cc404aab2e1780 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -324,7 +324,13 @@ impl TransactionBatchProcessor { RollbackAccounts::FeePayerOnly { ref fee_payer_account, } => { - accounts_map.insert(*fee_payer_address, fee_payer_account.clone()); + if fee_payer_account.lamports() == 0 { + accounts_map + .insert(*fee_payer_address, AccountSharedData::default()); + } else { + accounts_map + .insert(*fee_payer_address, fee_payer_account.clone()); + } } RollbackAccounts::SameNonceAndFeePayer { ref nonce } => { accounts_map.insert(*nonce.address(), nonce.account().clone()); @@ -334,7 +340,13 @@ impl TransactionBatchProcessor { ref fee_payer_account, } => { accounts_map.insert(*nonce.address(), nonce.account().clone()); - accounts_map.insert(*fee_payer_address, fee_payer_account.clone()); + if fee_payer_account.lamports() == 0 { + accounts_map + .insert(*fee_payer_address, AccountSharedData::default()); + } else { + accounts_map + .insert(*fee_payer_address, fee_payer_account.clone()); + } } } @@ -382,19 +394,8 @@ impl TransactionBatchProcessor { &processing_results, ); for (pubkey, account) in update_accounts { + // if an account lamports have gone to zero, we must hide it from the rest of the batch if account.lamports() == 0 { - // XXX HANA im VERY not sure if this is correct, as i havent found the code that deallocs accounts - // zero-lamport accounts come back from tx processing with their data intact - // so we need to emulate the account-dropping behavior the runtime enforces later - // it appears accounts-db does this with `clean_accounts()`... but might only be backing storage? - // the line that accounts can only be purged if "there are no live append vecs in the ancestors" - // is very mysterious to me. absolutely need guidance on this point - // UPDATE: this ALSO creates a horrifying catch-22 - // where, if one transaction drops an account, the next one needs to see a fake dropped account - // which means it *returns* the fake dropped account, which works its way back to the runtime - // in other words, if you zero lamports, an otherwise-identical account is returned - // but if *another* transaction accepts the account, we return AccountShardedData::default() - // so either we need to double-fake the account, or we should mutate the LoadedTransaction... :/ accounts_map.insert(*pubkey, AccountSharedData::default()); } else { accounts_map.insert(*pubkey, account.clone()); @@ -1102,7 +1103,7 @@ mod tests { fee_calculator::FeeCalculator, hash::Hash, message::{LegacyMessage, Message, MessageHeader, SanitizedMessage}, - nonce, + nonce::{self, state::DurableNonce}, rent_collector::{RentCollector, RENT_EXEMPT_RENT_EPOCH}, rent_debits::RentDebits, reserved_account_keys::ReservedAccountKeys, @@ -2278,16 +2279,16 @@ mod tests { let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); - let nonce = Some(NonceInfo::new( - *fee_payer_address, - fee_payer_account.clone(), - )); + let mut future_nonce = NonceInfo::new(*fee_payer_address, fee_payer_account.clone()); + future_nonce + .try_advance_nonce(DurableNonce::from_blockhash(&Hash::new_unique()), 0) + .unwrap(); let result = batch_processor.validate_transaction_fee_payer( &mock_accounts, &message, CheckedTransactionDetails { - nonce: nonce.clone(), + nonce: Some(future_nonce.clone()), lamports_per_signature, }, &feature_set, @@ -2307,7 +2308,7 @@ mod tests { result, Ok(ValidatedTransactionDetails { rollback_accounts: RollbackAccounts::new( - nonce, + Some(future_nonce), *fee_payer_address, post_validation_fee_payer_account.clone(), 0, // fee_payer_rent_debit diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index 8f7d6aea0c6090..dab8b46edc1faf 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -28,7 +28,7 @@ use { nonce_info::NonceInfo, rollback_accounts::RollbackAccounts, transaction_execution_result::TransactionExecutionDetails, - transaction_processing_result::ProcessedTransaction, + transaction_processing_result::{ProcessedTransaction, TransactionProcessingResult}, transaction_processor::{ ExecutionRecordingConfig, TransactionBatchProcessor, TransactionProcessingConfig, TransactionProcessingEnvironment, @@ -324,6 +324,22 @@ impl ExecutionStatus { } } +impl From<&TransactionProcessingResult> for ExecutionStatus { + fn from(processing_result: &TransactionProcessingResult) -> Self { + match processing_result { + Ok(ProcessedTransaction::Executed(executed_transaction)) => { + if executed_transaction.execution_details.status.is_ok() { + ExecutionStatus::Succeeded + } else { + ExecutionStatus::ExecutedFailed + } + } + Ok(ProcessedTransaction::FeesOnly(_)) => ExecutionStatus::ProcessedFailed, + Err(_) => ExecutionStatus::Discarded, + } + } +} + #[derive(Clone, Debug, Default, PartialEq, Eq)] pub enum ReturnDataAssert { Some(TransactionReturnData), @@ -669,7 +685,11 @@ fn simple_nonce(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> V // * true/false: normal nonce account used to pay fees with rent minimum plus 1sol // * false/true: normal nonce account with rent minimum, fee payer doesnt exist // * true/true: same account for both which does not exist - let mk_nonce_transaction = |test_entry: &mut SvmTestEntry, program_id, fake_fee_payer: bool| { + // we also provide a side door to bring a fee-paying nonce account below rent-exemption + let mk_nonce_transaction = |test_entry: &mut SvmTestEntry, + program_id, + fake_fee_payer: bool, + rent_paying_nonce: bool| { let fee_payer_keypair = Keypair::new(); let fee_payer = fee_payer_keypair.pubkey(); let nonce_pubkey = if fee_paying_nonce { @@ -685,8 +705,11 @@ fn simple_nonce(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> V let mut fee_payer_data = AccountSharedData::default(); fee_payer_data.set_lamports(LAMPORTS_PER_SOL); test_entry.add_initial_account(fee_payer, &fee_payer_data); + } else if rent_paying_nonce { + assert!(fee_paying_nonce); + nonce_balance -= 1; } else if fee_paying_nonce { - nonce_balance = nonce_balance.saturating_add(LAMPORTS_PER_SOL); + nonce_balance += LAMPORTS_PER_SOL; } let nonce_initial_hash = DurableNonce::from_blockhash(&Hash::new_unique()); @@ -719,10 +742,11 @@ fn simple_nonce(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> V (transaction, fee_payer, nonce_info) }; - // successful nonce transaction, regardless of features + // 0: successful nonce transaction, regardless of features { let (transaction, fee_payer, mut nonce_info) = - mk_nonce_transaction(&mut test_entry, real_program_id, false); + mk_nonce_transaction(&mut test_entry, real_program_id, false, false); + test_entry.push_nonce_transaction(transaction, nonce_info.clone()); test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE); @@ -742,10 +766,10 @@ fn simple_nonce(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> V .copy_from_slice(nonce_info.account().data()); } - // non-executing nonce transaction (fee payer doesnt exist) regardless of features + // 1: non-executing nonce transaction (fee payer doesnt exist) regardless of features { let (transaction, _fee_payer, nonce_info) = - mk_nonce_transaction(&mut test_entry, real_program_id, true); + mk_nonce_transaction(&mut test_entry, real_program_id, true, false); test_entry .final_accounts @@ -759,10 +783,11 @@ fn simple_nonce(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> V ); } - // failing nonce transaction (bad system instruction) regardless of features + // 2: failing nonce transaction (bad system instruction) regardless of features { let (transaction, fee_payer, mut nonce_info) = - mk_nonce_transaction(&mut test_entry, system_program::id(), false); + mk_nonce_transaction(&mut test_entry, system_program::id(), false, false); + test_entry.push_nonce_transaction_with_status( transaction, nonce_info.clone(), @@ -786,11 +811,10 @@ fn simple_nonce(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> V .copy_from_slice(nonce_info.account().data()); } - // and this (program doesnt exist) will be a non-executing transaction without the feature - // or a fee-only transaction with it. which is identical to failed *except* rent is not updated + // 3: processable non-executable nonce transaction with fee-only enabled, otherwise discarded { let (transaction, fee_payer, mut nonce_info) = - mk_nonce_transaction(&mut test_entry, Pubkey::new_unique(), false); + mk_nonce_transaction(&mut test_entry, Pubkey::new_unique(), false, false); if enable_fee_only_transactions { test_entry.push_nonce_transaction_with_status( @@ -844,6 +868,45 @@ fn simple_nonce(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> V } } + // 4: safety check that rent-paying nonce fee-payers are verboten (blockhash fee-payers may be below rent-exemption) + // if this situation is ever allowed in the future, the nonce account MUST be hidden for fee-only transactions + // as an aside, nonce accounts closed by WithdrawNonceAccount are safe because they are ordinary executed transactions + // we also dont care whether a non-fee nonce (or any account) pays rent because rent is charged on executed transactions + if fee_paying_nonce { + let (transaction, _, nonce_info) = + mk_nonce_transaction(&mut test_entry, real_program_id, false, true); + + test_entry + .final_accounts + .get_mut(nonce_info.address()) + .unwrap() + .set_rent_epoch(0); + + test_entry.push_nonce_transaction_with_status( + transaction, + nonce_info.clone(), + ExecutionStatus::Discarded, + ); + } + + // 5: rent-paying nonce fee-payers are also not charged for fee-only transactions + if enable_fee_only_transactions && fee_paying_nonce { + let (transaction, _, nonce_info) = + mk_nonce_transaction(&mut test_entry, Pubkey::new_unique(), false, true); + + test_entry + .final_accounts + .get_mut(nonce_info.address()) + .unwrap() + .set_rent_epoch(0); + + test_entry.push_nonce_transaction_with_status( + transaction, + nonce_info.clone(), + ExecutionStatus::Discarded, + ); + } + vec![test_entry] } @@ -1317,6 +1380,15 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve test_entries } +// XXX TODO FIXME more bizarre nonce cases we might want to test: +// * withdraw from nonce, then use (discard) +// * withdraw from nonce, fund, then use (discard) +// * withdraw from nonce, create account of nonce size, then use (discard) +// * as above but use it as the fee-payer of a fee-only transaction (discard) +// reading the code i believe these are all safe, validate_transaction_fee_payer should ? an error +// * withdraw from nonce, create new nonce, then use (discard) +// this one is safe also, because new nonces are initialized with the current durable nonce + fn account_deallocate() -> Vec { let mut test_entries = vec![]; @@ -1384,9 +1456,10 @@ fn account_deallocate() -> Vec { ); test_entry.push_transaction(dealloc_transaction.clone()); - // NOTE we cannot test here that the account has been dropped - // because, as-designed, the account returned from tx processing is "live" with zero lamports - // instead, we test to confirm the batch correctly pretends it has been dropped + // we cannot test that the account has been dropped by just looking at the final state + // because, as-designed, the account returned from tx processing is unchanged except with zero lamports + // the actual data isnt wiped until the commit stage, which these tests do not cover + // so we test to confirm the batch correctly pretends it has already been dropped test_entry.push_transaction_with_status( set_data_transaction.clone(), ExecutionStatus::ExecutedFailed, @@ -1394,7 +1467,6 @@ fn account_deallocate() -> Vec { test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE * 2); - // XXX FIXME this is BAD and WRONG, see notes in transaction_processor.rs test_entry .final_accounts .insert(target, AccountSharedData::default()) @@ -1407,6 +1479,168 @@ fn account_deallocate() -> Vec { test_entries } +fn fee_payer_deallocate(enable_fee_only_transactions: bool) -> Vec { + let mut test_entry = SvmTestEntry::default(); + if enable_fee_only_transactions { + test_entry + .enabled_features + .push(feature_set::enable_transaction_loading_failure_fees::id()); + } + + let program_name = "hello-solana".to_string(); + let real_program_id = program_address(&program_name); + test_entry + .initial_programs + .push((program_name, DEPLOYMENT_SLOT)); + + // 0/1: a rent-paying fee-payer goes to zero lamports on an executed transaction, the batch sees it as deallocated + // 2/3: the same, except if fee-only transactions are enabled, it goes to zero lamports from a a fee-only transaction + for do_fee_only_transaction in if enable_fee_only_transactions { + vec![false, true] + } else { + vec![false] + } { + let dealloc_fee_payer_keypair = Keypair::new(); + let dealloc_fee_payer = dealloc_fee_payer_keypair.pubkey(); + + let mut dealloc_fee_payer_data = AccountSharedData::default(); + dealloc_fee_payer_data.set_lamports(LAMPORTS_PER_SIGNATURE); + dealloc_fee_payer_data.set_rent_epoch(u64::MAX); + test_entry.add_initial_account(dealloc_fee_payer, &dealloc_fee_payer_data); + + let stable_fee_payer_keypair = Keypair::new(); + let stable_fee_payer = stable_fee_payer_keypair.pubkey(); + + let mut stable_fee_payer_data = AccountSharedData::default(); + stable_fee_payer_data.set_lamports(LAMPORTS_PER_SOL); + test_entry.add_initial_account(stable_fee_payer, &stable_fee_payer_data); + + // transaction which drains a fee-payer + let instruction = Instruction::new_with_bytes( + if do_fee_only_transaction { + Pubkey::new_unique() + } else { + real_program_id + }, + &[], + vec![], + ); + + let transaction = Transaction::new_signed_with_payer( + &[instruction], + Some(&dealloc_fee_payer), + &[&dealloc_fee_payer_keypair], + Hash::default(), + ); + + test_entry.push_transaction_with_status( + transaction, + if do_fee_only_transaction { + ExecutionStatus::ProcessedFailed + } else { + ExecutionStatus::Succeeded + }, + ); + + test_entry.decrease_expected_lamports(&dealloc_fee_payer, LAMPORTS_PER_SIGNATURE); + + // as noted in `account_deallocate()` we must touch the account to see if anything actually happened + let instruction = Instruction::new_with_bytes( + real_program_id, + &[], + vec![AccountMeta::new_readonly(dealloc_fee_payer, false)], + ); + test_entry.push_transaction(Transaction::new_signed_with_payer( + &[instruction], + Some(&stable_fee_payer), + &[&stable_fee_payer_keypair], + Hash::default(), + )); + + test_entry.decrease_expected_lamports(&stable_fee_payer, LAMPORTS_PER_SIGNATURE); + + test_entry + .final_accounts + .insert(dealloc_fee_payer, AccountSharedData::default()) + .unwrap(); + } + + // 4: a rent-paying non-nonce fee-payer goes to zero on a fee-only nonce transaction, the batch sees it as deallocated + // we test elsewhere that nonce fee-payers must a rule be rent-exempt (XXX test if fees would bring it below...) + if enable_fee_only_transactions { + let dealloc_fee_payer_keypair = Keypair::new(); + let dealloc_fee_payer = dealloc_fee_payer_keypair.pubkey(); + + let mut dealloc_fee_payer_data = AccountSharedData::default(); + dealloc_fee_payer_data.set_lamports(LAMPORTS_PER_SIGNATURE); + dealloc_fee_payer_data.set_rent_epoch(u64::MAX); + test_entry.add_initial_account(dealloc_fee_payer, &dealloc_fee_payer_data); + + let stable_fee_payer_keypair = Keypair::new(); + let stable_fee_payer = stable_fee_payer_keypair.pubkey(); + + let mut stable_fee_payer_data = AccountSharedData::default(); + stable_fee_payer_data.set_lamports(LAMPORTS_PER_SOL); + test_entry.add_initial_account(stable_fee_payer, &stable_fee_payer_data); + + let nonce_pubkey = Pubkey::new_unique(); + let initial_durable = DurableNonce::from_blockhash(&Hash::new_unique()); + let initial_nonce_data = + nonce::state::Data::new(dealloc_fee_payer, initial_durable, LAMPORTS_PER_SIGNATURE); + let initial_nonce_account = AccountSharedData::new_data( + LAMPORTS_PER_SOL, + &nonce::state::Versions::new(nonce::State::Initialized(initial_nonce_data.clone())), + &system_program::id(), + ) + .unwrap(); + let initial_nonce_info = NonceInfo::new(nonce_pubkey, initial_nonce_account.clone()); + + let advanced_durable = DurableNonce::from_blockhash(&LAST_BLOCKHASH); + let mut advanced_nonce_info = initial_nonce_info.clone(); + advanced_nonce_info + .try_advance_nonce(advanced_durable, LAMPORTS_PER_SIGNATURE) + .unwrap(); + + let advance_instruction = + system_instruction::advance_nonce_account(&nonce_pubkey, &dealloc_fee_payer); + let fee_only_noop_instruction = + Instruction::new_with_bytes(Pubkey::new_unique(), &[], vec![]); + + // fee-only nonce transaction which drains a fee-payer + let transaction = Transaction::new_signed_with_payer( + &[advance_instruction, fee_only_noop_instruction], + Some(&dealloc_fee_payer), + &[&dealloc_fee_payer_keypair], + Hash::default(), + ); + test_entry.push_transaction_with_status(transaction, ExecutionStatus::ProcessedFailed); + + test_entry.decrease_expected_lamports(&dealloc_fee_payer, LAMPORTS_PER_SIGNATURE); + + // as noted in `account_deallocate()` we must touch the account to see if anything actually happened + let instruction = Instruction::new_with_bytes( + real_program_id, + &[], + vec![AccountMeta::new_readonly(dealloc_fee_payer, false)], + ); + test_entry.push_transaction(Transaction::new_signed_with_payer( + &[instruction], + Some(&stable_fee_payer), + &[&stable_fee_payer_keypair], + Hash::default(), + )); + + test_entry.decrease_expected_lamports(&stable_fee_payer, LAMPORTS_PER_SIGNATURE); + + test_entry + .final_accounts + .insert(dealloc_fee_payer, AccountSharedData::default()) + .unwrap(); + } + + vec![test_entry] +} + #[test_case(program_medley())] #[test_case(simple_transfer(false))] #[test_case(simple_transfer(true))] @@ -1421,6 +1655,8 @@ fn account_deallocate() -> Vec { #[test_case(nonce_reuse(false, true))] #[test_case(nonce_reuse(true, true))] #[test_case(account_deallocate())] +#[test_case(fee_payer_deallocate(false))] +#[test_case(fee_payer_deallocate(true))] fn svm_integration(test_entries: Vec) { for test_entry in test_entries { execute_test_entry(test_entry); @@ -1527,6 +1763,20 @@ fn execute_test_entry(test_entry: SvmTestEntry) { } } + // first assert all transaction states together, it makes test-driven development much less of a headache + let (expected_statuses, actual_statuses): (Vec<_>, Vec<_>) = batch_output + .processing_results + .iter() + .zip(test_entry.asserts()) + .map(|(processing_result, test_item_assert)| { + ( + ExecutionStatus::from(processing_result), + test_item_assert.status, + ) + }) + .unzip(); + assert_eq!(expected_statuses, actual_statuses); + // check that all the account states we care about are present and correct for (pubkey, expected_account_data) in test_entry.final_accounts.iter() { let actual_account_data = final_accounts_actual.get(pubkey); @@ -1539,7 +1789,6 @@ fn execute_test_entry(test_entry: SvmTestEntry) { } // now run our transaction-by-transaction checks - // TODO check tx status first... its too annoying to debug test-driven development for (processing_result, test_item_asserts) in batch_output .processing_results .iter() From 4441730a1076d8ce2bb573fc29788fdca973dcfd Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Wed, 25 Sep 2024 22:25:02 -0700 Subject: [PATCH 29/52] rename AccountsMap, add utility fn for zero lamp insert --- svm/src/account_loader.rs | 75 +++++++++++++++++++------------- svm/src/transaction_processor.rs | 62 +++++++++++++------------- 2 files changed, 75 insertions(+), 62 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index ec8e1e7a34c15e..86529e4591cc36 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -33,8 +33,6 @@ use { std::{collections::HashMap, num::NonZeroU32}, }; -pub(crate) type AccountsMap = HashMap; - // for the load instructions pub(crate) type TransactionRent = u64; pub(crate) type TransactionProgramIndices = Vec>; @@ -98,6 +96,21 @@ pub struct FeesOnlyTransaction { pub fee_details: FeeDetails, } +pub(crate) type LoadedAccountsMap = HashMap; + +// if an account lamports goes to zero, we must hide its stale state from the rest of the batch +pub(crate) fn update_loaded_account( + loaded_accounts_map: &mut LoadedAccountsMap, + pubkey: &Pubkey, + account: &AccountSharedData, +) -> Option { + if account.lamports() == 0 { + loaded_accounts_map.insert(*pubkey, AccountSharedData::default()) + } else { + loaded_accounts_map.insert(*pubkey, account.clone()) + } +} + /// Collect rent from an account if rent is still enabled and regardless of /// whether rent is enabled, set the rent epoch to u64::MAX if the account is /// rent exempt. @@ -253,9 +266,7 @@ pub(crate) fn load_accounts( txs: &[impl SVMMessage], check_results: &Vec, account_overrides: Option<&AccountOverrides>, -) -> AccountsMap { - let mut accounts_map = HashMap::new(); - +) -> LoadedAccountsMap { let checked_messages: Vec<_> = txs .iter() .zip(check_results) @@ -274,16 +285,18 @@ pub(crate) fn load_accounts( } } + let mut loaded_accounts_map = LoadedAccountsMap::with_capacity(account_key_map.len()); + for (account_key, is_writable) in account_key_map { if solana_sdk::sysvar::instructions::check_id(account_key) { continue; } else if let Some(account_override) = account_overrides.and_then(|overrides| overrides.get(account_key)) { - accounts_map.insert(*account_key, account_override.clone()); + loaded_accounts_map.insert(*account_key, account_override.clone()); } else if let Some(account) = callbacks.get_account_shared_data(account_key) { callbacks.inspect_account(account_key, AccountState::Alive(&account), is_writable); - accounts_map.insert(*account_key, account); + loaded_accounts_map.insert(*account_key, account); } else { callbacks.inspect_account(account_key, AccountState::Dead, is_writable); } @@ -304,7 +317,7 @@ pub(crate) fn load_accounts( continue; } - let Some(program_account) = accounts_map.get(&program_id) else { + let Some(program_account) = loaded_accounts_map.get(&program_id) else { continue; }; @@ -319,22 +332,22 @@ pub(crate) fn load_accounts( continue; } - if !accounts_map.contains_key(owner_id) { + if !loaded_accounts_map.contains_key(owner_id) { if let Some(owner_account) = callbacks.get_account_shared_data(owner_id) { if native_loader::check_id(owner_account.owner()) && owner_account.executable() { - accounts_map.insert(*owner_id, owner_account); + loaded_accounts_map.insert(*owner_id, owner_account); } } } } } - accounts_map + loaded_accounts_map } pub(crate) fn load_transaction( - accounts_map: &AccountsMap, + loaded_accounts_map: &LoadedAccountsMap, message: &impl SVMMessage, validation_result: TransactionValidationResult, error_metrics: &mut TransactionErrorMetrics, @@ -346,7 +359,7 @@ pub(crate) fn load_transaction( Err(e) => TransactionLoadResult::NotLoaded(e), Ok(tx_details) => { let load_result = load_transaction_accounts( - accounts_map, + loaded_accounts_map, message, tx_details.loaded_fee_payer_account, &tx_details.compute_budget_limits, @@ -387,7 +400,7 @@ struct LoadedTransactionAccounts { } fn load_transaction_accounts( - accounts_map: &AccountsMap, + loaded_accounts_map: &LoadedAccountsMap, message: &impl SVMMessage, loaded_fee_payer_account: LoadedTransactionAccount, compute_budget_limits: &ComputeBudgetLimits, @@ -440,7 +453,7 @@ fn load_transaction_accounts( // Attempt to load and collect remaining non-fee payer accounts for (account_index, account_key) in account_keys.iter().enumerate().skip(1) { let (loaded_account, account_found) = load_transaction_account( - accounts_map, + loaded_accounts_map, message, account_key, account_index, @@ -487,7 +500,7 @@ fn load_transaction_accounts( .iter() .any(|(key, _)| key == owner_id) { - if let Some(owner_account) = accounts_map.get(owner_id) { + if let Some(owner_account) = loaded_accounts_map.get(owner_id) { if !native_loader::check_id(owner_account.owner()) || !owner_account.executable() { @@ -520,7 +533,7 @@ fn load_transaction_accounts( } fn load_transaction_account( - accounts_map: &AccountsMap, + loaded_accounts_map: &LoadedAccountsMap, message: &impl SVMMessage, account_key: &Pubkey, account_index: usize, @@ -546,7 +559,7 @@ fn load_transaction_account( .then_some(()) .and_then(|_| loaded_programs.find(account_key)) { - if !accounts_map.contains_key(account_key) { + if !loaded_accounts_map.contains_key(account_key) { return Err(TransactionError::AccountNotFound); } // Optimization to skip loading of accounts which are only used as @@ -557,7 +570,7 @@ fn load_transaction_account( rent_collected: 0, } } else { - accounts_map + loaded_accounts_map .get(account_key) .cloned() // XXX new clone .map(|mut account| { @@ -1319,7 +1332,7 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = AccountsMap::default(); + let mut accounts_map = LoadedAccountsMap::default(); let fee_payer_balance = 200; let mut fee_payer_account = AccountSharedData::default(); @@ -1382,7 +1395,7 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = AccountsMap::default(); + let mut accounts_map = LoadedAccountsMap::default(); accounts_map.insert(native_loader::id(), AccountSharedData::default()); let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(200); @@ -1445,7 +1458,7 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = AccountsMap::default(); + let mut accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); accounts_map.insert(key1.pubkey(), account_data); @@ -1632,7 +1645,7 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = AccountsMap::default(); + let mut accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); accounts_map.insert(key1.pubkey(), account_data); @@ -1676,7 +1689,7 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = AccountsMap::default(); + let mut accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); accounts_map.insert(key1.pubkey(), account_data); @@ -1723,7 +1736,7 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = AccountsMap::default(); + let mut accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_owner(native_loader::id()); account_data.set_executable(true); @@ -1786,7 +1799,7 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = AccountsMap::default(); + let mut accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); accounts_map.insert(key1.pubkey(), account_data); @@ -1834,7 +1847,7 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = AccountsMap::default(); + let mut accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(key3.pubkey()); @@ -1888,7 +1901,7 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = AccountsMap::default(); + let mut accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(key3.pubkey()); @@ -1967,7 +1980,7 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = AccountsMap::default(); + let mut accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(key3.pubkey()); @@ -2026,7 +2039,7 @@ mod tests { #[test] fn test_rent_state_list_len() { let mint_keypair = Keypair::new(); - let mut accounts_map = AccountsMap::default(); + let mut accounts_map = LoadedAccountsMap::default(); let recipient = Pubkey::new_unique(); let last_block_hash = Hash::new_unique(); @@ -2112,7 +2125,7 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = AccountsMap::default(); + let mut accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(key3.pubkey()); diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index cc404aab2e1780..fb3983ba5dd68f 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -3,9 +3,10 @@ use qualifier_attr::{field_qualifiers, qualifiers}; use { crate::{ account_loader::{ - collect_rent_from_account, load_accounts, load_transaction, validate_fee_payer, - AccountsMap, CheckedTransactionDetails, LoadedTransaction, LoadedTransactionAccount, - TransactionCheckResult, TransactionLoadResult, ValidatedTransactionDetails, + collect_rent_from_account, load_accounts, load_transaction, update_loaded_account, + validate_fee_payer, CheckedTransactionDetails, LoadedAccountsMap, LoadedTransaction, + LoadedTransactionAccount, TransactionCheckResult, TransactionLoadResult, + ValidatedTransactionDetails, }, account_overrides::AccountOverrides, account_saver::collect_accounts_to_store, @@ -274,7 +275,7 @@ impl TransactionBatchProcessor { program_cache_for_tx_batch }); - let mut accounts_map = load_accounts( + let mut loaded_accounts_map = load_accounts( callbacks, sanitized_txs, &check_results, @@ -288,7 +289,7 @@ impl TransactionBatchProcessor { for (tx, check_result) in sanitized_txs.iter().zip(check_results) { let validate_result = check_result.and_then(|tx_details| { self.validate_transaction_fee_payer( - &accounts_map, + &loaded_accounts_map, tx, tx_details, &environment.feature_set, @@ -303,7 +304,7 @@ impl TransactionBatchProcessor { }); let load_result = load_transaction( - &accounts_map, + &loaded_accounts_map, tx, validate_result, &mut error_metrics, @@ -324,29 +325,33 @@ impl TransactionBatchProcessor { RollbackAccounts::FeePayerOnly { ref fee_payer_account, } => { - if fee_payer_account.lamports() == 0 { - accounts_map - .insert(*fee_payer_address, AccountSharedData::default()); - } else { - accounts_map - .insert(*fee_payer_address, fee_payer_account.clone()); - } + update_loaded_account( + &mut loaded_accounts_map, + fee_payer_address, + fee_payer_account, + ); } RollbackAccounts::SameNonceAndFeePayer { ref nonce } => { - accounts_map.insert(*nonce.address(), nonce.account().clone()); + update_loaded_account( + &mut loaded_accounts_map, + nonce.address(), + nonce.account(), + ); } RollbackAccounts::SeparateNonceAndFeePayer { ref nonce, ref fee_payer_account, } => { - accounts_map.insert(*nonce.address(), nonce.account().clone()); - if fee_payer_account.lamports() == 0 { - accounts_map - .insert(*fee_payer_address, AccountSharedData::default()); - } else { - accounts_map - .insert(*fee_payer_address, fee_payer_account.clone()); - } + update_loaded_account( + &mut loaded_accounts_map, + nonce.address(), + nonce.account(), + ); + update_loaded_account( + &mut loaded_accounts_map, + fee_payer_address, + fee_payer_account, + ); } } @@ -394,12 +399,7 @@ impl TransactionBatchProcessor { &processing_results, ); for (pubkey, account) in update_accounts { - // if an account lamports have gone to zero, we must hide it from the rest of the batch - if account.lamports() == 0 { - accounts_map.insert(*pubkey, AccountSharedData::default()); - } else { - accounts_map.insert(*pubkey, account.clone()); - } + update_loaded_account(&mut loaded_accounts_map, pubkey, account); } Ok(ProcessedTransaction::Executed(Box::new(executed_tx))) @@ -467,7 +467,7 @@ impl TransactionBatchProcessor { // account is not found or has insufficient funds, an error is returned. fn validate_transaction_fee_payer( &self, - accounts_map: &AccountsMap, + loaded_accounts_map: &LoadedAccountsMap, message: &impl SVMMessage, checked_details: CheckedTransactionDetails, feature_set: &FeatureSet, @@ -483,7 +483,7 @@ impl TransactionBatchProcessor { })?; let fee_payer_address = message.fee_payer(); - let fee_payer_account = accounts_map.get(fee_payer_address).cloned(); + let fee_payer_account = loaded_accounts_map.get(fee_payer_address).cloned(); let Some(mut fee_payer_account) = fee_payer_account else { error_counters.account_not_found += 1; @@ -529,7 +529,7 @@ impl TransactionBatchProcessor { // XXX TODO FIXME uhhh how do i handle closed accounts?? do i need to drop them... if let Some(ref nonce_info) = nonce { let nonces_are_equal = - accounts_map + loaded_accounts_map .get(nonce_info.address()) .and_then(|nonce_account| { // NOTE we cannot directly compare nonce account data because rent epochs may differ From 144fb56d78642a9ad8ab46f3bdc88d5aca72f0b8 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Wed, 25 Sep 2024 22:27:28 -0700 Subject: [PATCH 30/52] just in case anything determines rent by epoch --- svm/tests/integration_test.rs | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index dab8b46edc1faf..4912633dd988b0 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -1505,7 +1505,7 @@ fn fee_payer_deallocate(enable_fee_only_transactions: bool) -> Vec let mut dealloc_fee_payer_data = AccountSharedData::default(); dealloc_fee_payer_data.set_lamports(LAMPORTS_PER_SIGNATURE); - dealloc_fee_payer_data.set_rent_epoch(u64::MAX); + dealloc_fee_payer_data.set_rent_epoch(u64::MAX - 1); test_entry.add_initial_account(dealloc_fee_payer, &dealloc_fee_payer_data); let stable_fee_payer_keypair = Keypair::new(); @@ -1573,7 +1573,7 @@ fn fee_payer_deallocate(enable_fee_only_transactions: bool) -> Vec let mut dealloc_fee_payer_data = AccountSharedData::default(); dealloc_fee_payer_data.set_lamports(LAMPORTS_PER_SIGNATURE); - dealloc_fee_payer_data.set_rent_epoch(u64::MAX); + dealloc_fee_payer_data.set_rent_epoch(u64::MAX - 1); test_entry.add_initial_account(dealloc_fee_payer, &dealloc_fee_payer_data); let stable_fee_payer_keypair = Keypair::new(); From 9e340a40424f7154b823ca9018c5496c99cb6718 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Wed, 25 Sep 2024 23:05:47 -0700 Subject: [PATCH 31/52] properly encapsulate account updates --- svm/src/account_loader.rs | 83 +++++++++++++++++++++++++++++++- svm/src/transaction_processor.rs | 78 ++++++------------------------ 2 files changed, 96 insertions(+), 65 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 86529e4591cc36..a0e9b033f20121 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -5,6 +5,7 @@ use { rollback_accounts::RollbackAccounts, transaction_error_metrics::TransactionErrorMetrics, transaction_processing_callback::{AccountState, TransactionProcessingCallback}, + transaction_processing_result::ProcessedTransaction, }, itertools::Itertools, solana_compute_budget::compute_budget_limits::ComputeBudgetLimits, @@ -98,8 +99,88 @@ pub struct FeesOnlyTransaction { pub(crate) type LoadedAccountsMap = HashMap; +// XXX stripped down version of `collect_accounts_to_store()` +// we might want to have both functions use the same account selection code but maybe it doesnt really matter +// the thing is that code *really* wants to be collecting vectors of extra stuff +// so the stuff we want to avoid doing is woven very tightly into it. idk maybe i lack vision tho +// i think the main danger is that +pub(crate) fn collect_and_update_loaded_accounts( + loaded_accounts_map: &mut LoadedAccountsMap, + transaction: &T, + processed_transaction: &ProcessedTransaction, +) { + match processed_transaction { + ProcessedTransaction::Executed(executed_tx) => { + if executed_tx.execution_details.status.is_ok() { + update_accounts_for_successful_tx( + loaded_accounts_map, + transaction, + &executed_tx.loaded_transaction.accounts, + ); + } else { + update_accounts_for_failed_tx( + loaded_accounts_map, + transaction, + &executed_tx.loaded_transaction.rollback_accounts, + ); + } + } + ProcessedTransaction::FeesOnly(fees_only_tx) => { + update_accounts_for_failed_tx( + loaded_accounts_map, + transaction, + &fees_only_tx.rollback_accounts, + ); + } + } +} + +fn update_accounts_for_successful_tx( + loaded_accounts_map: &mut LoadedAccountsMap, + transaction: &T, + transaction_accounts: &[TransactionAccount], +) { + for (_, (address, account)) in (0..transaction.account_keys().len()) + .zip(transaction_accounts) + .filter(|(i, _)| { + transaction.is_writable(*i) && { + // Accounts that are invoked and also not passed as an instruction + // account to a program don't need to be stored because it's assumed + // to be impossible for a committable transaction to modify an + // invoked account if said account isn't passed to some program. + !transaction.is_invoked(*i) || transaction.is_instruction_account(*i) + } + }) + { + update_loaded_account(loaded_accounts_map, address, account); + } +} + +pub(crate) fn update_accounts_for_failed_tx( + loaded_accounts_map: &mut LoadedAccountsMap, + transaction: &T, + rollback_accounts: &RollbackAccounts, +) { + let fee_payer_address = transaction.fee_payer(); + match rollback_accounts { + RollbackAccounts::FeePayerOnly { fee_payer_account } => { + update_loaded_account(loaded_accounts_map, fee_payer_address, fee_payer_account); + } + RollbackAccounts::SameNonceAndFeePayer { nonce } => { + update_loaded_account(loaded_accounts_map, nonce.address(), nonce.account()); + } + RollbackAccounts::SeparateNonceAndFeePayer { + nonce, + fee_payer_account, + } => { + update_loaded_account(loaded_accounts_map, nonce.address(), nonce.account()); + update_loaded_account(loaded_accounts_map, fee_payer_address, fee_payer_account); + } + } +} + // if an account lamports goes to zero, we must hide its stale state from the rest of the batch -pub(crate) fn update_loaded_account( +fn update_loaded_account( loaded_accounts_map: &mut LoadedAccountsMap, pubkey: &Pubkey, account: &AccountSharedData, diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index fb3983ba5dd68f..104ef1abc87fb7 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -3,13 +3,13 @@ use qualifier_attr::{field_qualifiers, qualifiers}; use { crate::{ account_loader::{ - collect_rent_from_account, load_accounts, load_transaction, update_loaded_account, - validate_fee_payer, CheckedTransactionDetails, LoadedAccountsMap, LoadedTransaction, + collect_and_update_loaded_accounts, collect_rent_from_account, load_accounts, + load_transaction, update_accounts_for_failed_tx, validate_fee_payer, + CheckedTransactionDetails, LoadedAccountsMap, LoadedTransaction, LoadedTransactionAccount, TransactionCheckResult, TransactionLoadResult, ValidatedTransactionDetails, }, account_overrides::AccountOverrides, - account_saver::collect_accounts_to_store, message_processor::MessageProcessor, program_loader::{get_program_modification_slot, load_program_with_pubkey}, rollback_accounts::RollbackAccounts, @@ -51,7 +51,7 @@ use { pubkey::Pubkey, rent_collector::RentCollector, saturating_add_assign, - transaction::{self, SanitizedTransaction, TransactionError}, + transaction::{self, TransactionError}, transaction_context::{ExecutionRecord, TransactionContext}, }, solana_svm_rent_collector::svm_rent_collector::SVMRentCollector, @@ -319,41 +319,12 @@ impl TransactionBatchProcessor { TransactionLoadResult::NotLoaded(err) => Err(err), TransactionLoadResult::FeesOnly(fees_only_tx) => { if enable_transaction_loading_failure_fees { - // XXX HANA when we replace `collect_accounts_to_store` we want to encapsulate this code too - let fee_payer_address = tx.fee_payer(); - match fees_only_tx.rollback_accounts { - RollbackAccounts::FeePayerOnly { - ref fee_payer_account, - } => { - update_loaded_account( - &mut loaded_accounts_map, - fee_payer_address, - fee_payer_account, - ); - } - RollbackAccounts::SameNonceAndFeePayer { ref nonce } => { - update_loaded_account( - &mut loaded_accounts_map, - nonce.address(), - nonce.account(), - ); - } - RollbackAccounts::SeparateNonceAndFeePayer { - ref nonce, - ref fee_payer_account, - } => { - update_loaded_account( - &mut loaded_accounts_map, - nonce.address(), - nonce.account(), - ); - update_loaded_account( - &mut loaded_accounts_map, - fee_payer_address, - fee_payer_account, - ); - } - } + // Update loaded accounts cache with nonce and fee-payer + update_accounts_for_failed_tx( + &mut loaded_accounts_map, + tx, + &fees_only_tx.rollback_accounts, + ); Ok(ProcessedTransaction::FeesOnly(Box::new(fees_only_tx))) } else { @@ -377,32 +348,11 @@ impl TransactionBatchProcessor { program_cache_for_tx_batch.merge(&executed_tx.programs_modified_by_tx); } - // XXX TODO FIXME figure out the least bad way to get rid of this clone - // i need to change the type signature of `collect_accounts_to_store()` again - // but its already pretty ugly and i wonder if i should just give up on this - // maybe instead i want to carve out the account selection logic in account_saver - // and have two external intergfaces that use it in different ways - // since we dont care at all about the sanitized tx - // we literally just want to know what accounts may have changed - // even just returning a list of indexes is fine - // the problem im trying to solve here is we want to reuse the same logic as account_saver - // because it would be catastrophic if we skipped and reused an account that account_saver would commit - // but maybe im overthinking this and i should write my own simplified selection logic - // anyway the first obvious optimization is to let the cache go stale on accounts we dont need later - let processing_results = [Ok(ProcessedTransaction::Executed(Box::new( - executed_tx.clone(), - )))]; - - let (update_accounts, _) = collect_accounts_to_store( - sanitized_txs, - &None::>, - &processing_results, - ); - for (pubkey, account) in update_accounts { - update_loaded_account(&mut loaded_accounts_map, pubkey, account); - } + // Update loaded accounts cache with account states which might have changed + let processed_tx = ProcessedTransaction::Executed(Box::new(executed_tx)); + collect_and_update_loaded_accounts(&mut loaded_accounts_map, tx, &processed_tx); - Ok(ProcessedTransaction::Executed(Box::new(executed_tx))) + Ok(processed_tx) } }; From fa30730f332dbcdd7444913fd0545334e6c3587f Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 26 Sep 2024 00:01:52 -0700 Subject: [PATCH 32/52] notes --- svm/src/account_loader.rs | 25 +++++++++++++++++++++---- svm/src/transaction_processor.rs | 2 -- 2 files changed, 21 insertions(+), 6 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index a0e9b033f20121..4c1c3f47db9f80 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -333,7 +333,14 @@ pub fn validate_fee_payer( // * fix my loader code to be nicer. we are feature gating this so have a blast // * test program cache........... tbh maybe i can skip it as out of scope // * make a list of all the weird bugs and edge cases i found to make code review easier -// * design a replacement for collect_accounts_to_store +// X design a replacement for collect_accounts_to_store +// * consider how to handle the data size limits catch-22 +// i think a rules change "cannot violate data size at start of batch OR before execution" is fine +// it makes the loops a bit more annoying but its fine i guess, just accumulate per-message... +// its annoying because i have to go through messages to get keys and then go through keys and map back to messages +// actually its double-annoying because i dont have a mechanism here to invalidate transaction check result +// i guess i could mutate it........ ok this is weird enough i should save it for andrew +// // ok thats seems fine for now. then next pass of cleanups // then... i need to make a new branch and feature-gate this, please end me // i guess the least horrible strategy is let account_loader_v2 import the existing one @@ -348,6 +355,17 @@ pub(crate) fn load_accounts( check_results: &Vec, account_overrides: Option<&AccountOverrides>, ) -> LoadedAccountsMap { + // XXX FIXME collecting just to iterate is stupid, but i use the vec twice + // i can use program_instructions_iter to get a tuple of program_id/ixn (tho i dont think i need the ixn) + // oh. maybe i can add back the program cache usage...? + // i think my flow would look like... + // * create map of messages, dont collect + // * iter over messages + // * collect account keys like i do. do NOT skip programs, because they might be writable by different txns + // * in this same message loop use program_instructions_iter to iterate over each message program ids + // * make a second hashmap of program ids? yea we can only actually check them post-loading + // then i can have the dummy program cache branch again! IFF the key is in program keys + // AND is not writable by any instruction. actually this is beautiful let checked_messages: Vec<_> = txs .iter() .zip(check_results) @@ -388,7 +406,6 @@ pub(crate) fn load_accounts( // current plan is impl all this, see what the current behavior actually is, then decide what to do // also note we have discussed redefining "valid loader" from "native or exec and owned by loader" // to just a list of allowed ids (native and v1-3). in which case this all collapses to a single account_matches_owners - // FIXME program_instructions_iter ? neat for message in checked_messages { for instruction in message.instructions_iter() { let program_index = instruction.program_id_index as usize; @@ -594,7 +611,7 @@ fn load_transaction_accounts( compute_budget_limits.loaded_accounts_bytes, error_metrics, )?; - accounts.push((*owner_id, owner_account.clone())); // XXX new clone + accounts.push((*owner_id, owner_account.clone())); } else { error_metrics.account_not_found += 1; return Err(TransactionError::ProgramAccountNotFound); @@ -653,7 +670,7 @@ fn load_transaction_account( } else { loaded_accounts_map .get(account_key) - .cloned() // XXX new clone + .cloned() .map(|mut account| { let rent_collected = if is_writable { collect_rent_from_account( diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 104ef1abc87fb7..af3f0aa11a4645 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -476,7 +476,6 @@ impl TransactionBatchProcessor { // If the nonce has been used in this batch already, we must drop the transaction // This is the same as if it was used is different batches in the same slot // If the nonce account was closed in the batch, we behave as if the blockhash didn't validate - // XXX TODO FIXME uhhh how do i handle closed accounts?? do i need to drop them... if let Some(ref nonce_info) = nonce { let nonces_are_equal = loaded_accounts_map @@ -2188,7 +2187,6 @@ mod tests { assert_eq!(result, Err(TransactionError::DuplicateInstruction(1u8))); } - // XXX TODO FIXME i broke this :( #[test] fn test_validate_transaction_fee_payer_is_nonce() { let feature_set = FeatureSet::default(); From aa5f5d43c23b6da77045b7c38a8eaf50b500e148 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 26 Sep 2024 00:40:40 -0700 Subject: [PATCH 33/52] make initial loading more optimal --- svm/src/account_loader.rs | 102 ++++++++++++++++++-------------------- 1 file changed, 48 insertions(+), 54 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 4c1c3f47db9f80..4c0e893b8b8c4b 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -31,7 +31,10 @@ use { solana_svm_rent_collector::svm_rent_collector::SVMRentCollector, solana_svm_transaction::svm_message::SVMMessage, solana_system_program::{get_system_account_kind, SystemAccountKind}, - std::{collections::HashMap, num::NonZeroU32}, + std::{ + collections::{HashMap, HashSet}, + num::NonZeroU32, + }, }; // for the load instructions @@ -355,45 +358,44 @@ pub(crate) fn load_accounts( check_results: &Vec, account_overrides: Option<&AccountOverrides>, ) -> LoadedAccountsMap { - // XXX FIXME collecting just to iterate is stupid, but i use the vec twice - // i can use program_instructions_iter to get a tuple of program_id/ixn (tho i dont think i need the ixn) - // oh. maybe i can add back the program cache usage...? - // i think my flow would look like... - // * create map of messages, dont collect - // * iter over messages - // * collect account keys like i do. do NOT skip programs, because they might be writable by different txns - // * in this same message loop use program_instructions_iter to iterate over each message program ids - // * make a second hashmap of program ids? yea we can only actually check them post-loading - // then i can have the dummy program cache branch again! IFF the key is in program keys - // AND is not writable by any instruction. actually this is beautiful - let checked_messages: Vec<_> = txs + let checked_messages = txs .iter() .zip(check_results) .filter(|(_, tx_details)| tx_details.is_ok()) - .map(|(tx, _)| tx) - .collect(); + .map(|(tx, _)| tx); - let mut account_key_map = HashMap::new(); - for message in checked_messages.iter() { + let mut account_keys_to_load = HashMap::new(); + let mut all_batch_program_ids = HashSet::new(); + for message in checked_messages { + // first, get all account keys for the batch, along with whether *any* transaction marks it as writable for (account_index, account_key) in message.account_keys().iter().enumerate() { if message.is_writable(account_index) { - account_key_map.insert(account_key, true); + account_keys_to_load.insert(account_key, true); } else { - account_key_map.entry(account_key).or_insert(false); + account_keys_to_load.entry(account_key).or_insert(false); } } - } - let mut loaded_accounts_map = LoadedAccountsMap::with_capacity(account_key_map.len()); + // next, get all program ids for the batch, for validation after loading + for (program_id, _) in message.program_instructions_iter() { + all_batch_program_ids.insert(*program_id); + } + } - for (account_key, is_writable) in account_key_map { + let mut loaded_accounts_map = LoadedAccountsMap::with_capacity(account_keys_to_load.len()); + for (account_key, is_writable) in account_keys_to_load { if solana_sdk::sysvar::instructions::check_id(account_key) { continue; } else if let Some(account_override) = account_overrides.and_then(|overrides| overrides.get(account_key)) { loaded_accounts_map.insert(*account_key, account_override.clone()); - } else if let Some(account) = callbacks.get_account_shared_data(account_key) { + } + // XXX i can add back the ProgramCacheForTxBatch optimization here if i collect if program id is instruction account + // and also uhhhh... i guess i would need to seriously mess with the hashmap to carry account size for them + // the thing is i dont even know if its really an optimization because it has to load *anyway*. bench it ig + // if i did my job right we should be appreciably faster on any batch with reader-reader overlap anyway + else if let Some(account) = callbacks.get_account_shared_data(account_key) { callbacks.inspect_account(account_key, AccountState::Alive(&account), is_writable); loaded_accounts_map.insert(*account_key, account); } else { @@ -401,41 +403,33 @@ pub(crate) fn load_accounts( } } - // XXX it is possible we want to fully validate programs for messages here - // that depends on the question re: what if a program account is created mid-batch - // current plan is impl all this, see what the current behavior actually is, then decide what to do - // also note we have discussed redefining "valid loader" from "native or exec and owned by loader" - // to just a list of allowed ids (native and v1-3). in which case this all collapses to a single account_matches_owners - for message in checked_messages { - for instruction in message.instructions_iter() { - let program_index = instruction.program_id_index as usize; - let program_id = message.account_keys()[program_index]; - - if native_loader::check_id(&program_id) { - continue; - } + // by verifying programs up front, we ensure no transaction can call a program deployed earlier in the batch + for program_id in all_batch_program_ids { + if native_loader::check_id(&program_id) { + continue; + } - let Some(program_account) = loaded_accounts_map.get(&program_id) else { - continue; - }; + let Some(program_account) = loaded_accounts_map.get(&program_id) else { + continue; + }; - // XXX FIXME im like 80% sure we have to remove this to preserve old behavior - // but we may want to feature gate this whole pr anyway to be safe - if !program_account.executable() { - continue; - } + // XXX note this is divergent with existing behavior in esoteric cases + if !program_account.executable() { + continue; + } - let owner_id = program_account.owner(); - if native_loader::check_id(owner_id) { - continue; - } + // XXX TODO i would like to simd so we can just check loader ids instead of loading loaders + // that means we would not need to load the loaders + // also means we dont need to store loaders in accounts map here, theyre all in program cache anyway + let owner_id = program_account.owner(); + if native_loader::check_id(owner_id) { + continue; + } - if !loaded_accounts_map.contains_key(owner_id) { - if let Some(owner_account) = callbacks.get_account_shared_data(owner_id) { - if native_loader::check_id(owner_account.owner()) && owner_account.executable() - { - loaded_accounts_map.insert(*owner_id, owner_account); - } + if !loaded_accounts_map.contains_key(owner_id) { + if let Some(owner_account) = callbacks.get_account_shared_data(owner_id) { + if native_loader::check_id(owner_account.owner()) && owner_account.executable() { + loaded_accounts_map.insert(*owner_id, owner_account); } } } From 5029404ef065e8734ebdf5729671ec7167dc9b10 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 26 Sep 2024 02:53:17 -0700 Subject: [PATCH 34/52] add timing code back --- svm/src/transaction_processor.rs | 77 +++++++++++++++----------------- timings/src/lib.rs | 22 ++++++--- 2 files changed, 50 insertions(+), 49 deletions(-) diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index af3f0aa11a4645..d463ee5a2f860d 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -56,7 +56,7 @@ use { }, solana_svm_rent_collector::svm_rent_collector::SVMRentCollector, solana_svm_transaction::{svm_message::SVMMessage, svm_transaction::SVMTransaction}, - solana_timings::{/* XXX ExecuteTimingType, */ ExecuteTimings}, + solana_timings::{ExecuteTimingType, ExecuteTimings}, solana_type_overrides::sync::{atomic::Ordering, Arc, RwLock, RwLockReadGuard}, solana_vote::vote_account::VoteAccountsHashMap, std::{ @@ -244,7 +244,7 @@ impl TransactionBatchProcessor { let mut processing_results = vec![]; - let (mut program_cache_for_tx_batch, _program_cache_us) = measure_us!({ + let (mut program_cache_for_tx_batch, program_cache_us) = measure_us!({ let mut program_accounts_map = Self::filter_executable_program_accounts( callbacks, sanitized_txs, @@ -275,35 +275,40 @@ impl TransactionBatchProcessor { program_cache_for_tx_batch }); - let mut loaded_accounts_map = load_accounts( + let (mut loaded_accounts_map, load_accounts_us) = measure_us!(load_accounts( callbacks, sanitized_txs, &check_results, config.account_overrides, - ); + )); let enable_transaction_loading_failure_fees = environment .feature_set .is_active(&enable_transaction_loading_failure_fees::id()); + let (mut validate_fees_us, mut load_transactions_us, mut execution_us): (u64, u64, u64) = + (0, 0, 0); + for (tx, check_result) in sanitized_txs.iter().zip(check_results) { - let validate_result = check_result.and_then(|tx_details| { - self.validate_transaction_fee_payer( - &loaded_accounts_map, - tx, - tx_details, - &environment.feature_set, - environment - .fee_structure - .unwrap_or(&FeeStructure::default()), - environment - .rent_collector - .unwrap_or(&RentCollector::default()), - &mut error_metrics, - ) - }); + let (validate_result, single_validate_fees_us) = + measure_us!(check_result.and_then(|tx_details| { + self.validate_transaction_fee_payer( + &loaded_accounts_map, + tx, + tx_details, + &environment.feature_set, + environment + .fee_structure + .unwrap_or(&FeeStructure::default()), + environment + .rent_collector + .unwrap_or(&RentCollector::default()), + &mut error_metrics, + ) + })); + validate_fees_us = validate_fees_us.saturating_add(single_validate_fees_us); - let load_result = load_transaction( + let (load_result, single_load_transaction_us) = measure_us!(load_transaction( &loaded_accounts_map, tx, validate_result, @@ -313,9 +318,10 @@ impl TransactionBatchProcessor { .rent_collector .unwrap_or(&RentCollector::default()), &program_cache_for_tx_batch, - ); + )); + load_transactions_us = load_transactions_us.saturating_add(single_load_transaction_us); - let processing_result = match load_result { + let (processing_result, single_execution_us) = measure_us!(match load_result { TransactionLoadResult::NotLoaded(err) => Err(err), TransactionLoadResult::FeesOnly(fees_only_tx) => { if enable_transaction_loading_failure_fees { @@ -354,26 +360,12 @@ impl TransactionBatchProcessor { Ok(processed_tx) } - }; + }); + execution_us = execution_us.saturating_add(single_execution_us); processing_results.push(processing_result); } - /* XXX - println!( - "HANA {} results: {:#?}", - processing_results.len(), - processing_results - .iter() - .map(|ex| format!( - "executed: {}, successful: {}", - ex.was_executed(), - ex.was_executed_successfully() - )) - .collect::>() - ); - */ - // Skip eviction when there's no chance this particular tx batch has increased the size of // ProgramCache entries. Note that loaded_missing is deliberately defined, so that there's // still at least one other batch, which will evict the program cache, even after the @@ -389,7 +381,6 @@ impl TransactionBatchProcessor { ); } - /* XXX redo timings debug!( "load: {}us execute: {}us txs_len={}", load_accounts_us, @@ -397,13 +388,15 @@ impl TransactionBatchProcessor { sanitized_txs.len(), ); + execute_timings + .saturating_add_in_place(ExecuteTimingType::ProgramCacheUs, program_cache_us); + execute_timings + .saturating_add_in_place(ExecuteTimingType::LoadAccountsUs, load_accounts_us); execute_timings .saturating_add_in_place(ExecuteTimingType::ValidateFeesUs, validate_fees_us); execute_timings - .saturating_add_in_place(ExecuteTimingType::ProgramCacheUs, program_cache_us); - execute_timings.saturating_add_in_place(ExecuteTimingType::LoadUs, load_accounts_us); + .saturating_add_in_place(ExecuteTimingType::LoadTransactionsUs, load_transactions_us); execute_timings.saturating_add_in_place(ExecuteTimingType::ExecuteUs, execution_us); - */ LoadAndExecuteSanitizedTransactionsOutput { error_metrics, diff --git a/timings/src/lib.rs b/timings/src/lib.rs index 46878559eb25cc..ea2c3f8a640d41 100644 --- a/timings/src/lib.rs +++ b/timings/src/lib.rs @@ -46,7 +46,7 @@ impl ProgramTiming { pub enum ExecuteTimingType { CheckUs, ValidateFeesUs, - LoadUs, + LoadAccountsUs, ExecuteUs, StoreUs, UpdateStakesCacheUs, @@ -57,6 +57,7 @@ pub enum ExecuteTimingType { UpdateTransactionStatuses, ProgramCacheUs, CheckBlockLimitsUs, + LoadTransactionsUs, } pub struct Metrics([u64; ExecuteTimingType::CARDINALITY]); @@ -101,24 +102,31 @@ eager_macro_rules! { $eager_1 i64 ), ( - "validate_fees_us", + "program_cache_us", *$self .metrics - .index(ExecuteTimingType::ValidateFeesUs), + .index(ExecuteTimingType::ProgramCacheUs), i64 ), ( - "program_cache_us", + "load_accounts_us", *$self .metrics - .index(ExecuteTimingType::ProgramCacheUs), + .index(ExecuteTimingType::LoadAccountsUs), + i64 + ), + ( + "validate_fees_us", + *$self + .metrics + .index(ExecuteTimingType::ValidateFeesUs), i64 ), ( - "load_us", + "load_transactions_us", *$self .metrics - .index(ExecuteTimingType::LoadUs), + .index(ExecuteTimingType::LoadTransactionsUs), i64 ), ( From 5ff92d1c028a94faf74146a4f4001cf33abda483 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 26 Sep 2024 03:52:18 -0700 Subject: [PATCH 35/52] massive notes in prep for HEROIC refactor --- svm/src/account_loader.rs | 82 +++++++++++++++++++++++++++++------ svm/tests/integration_test.rs | 6 +++ 2 files changed, 74 insertions(+), 14 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 4c0e893b8b8c4b..bf1db1d78f6d6a 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -143,18 +143,19 @@ fn update_accounts_for_successful_tx( transaction: &T, transaction_accounts: &[TransactionAccount], ) { - for (_, (address, account)) in (0..transaction.account_keys().len()) - .zip(transaction_accounts) - .filter(|(i, _)| { - transaction.is_writable(*i) && { - // Accounts that are invoked and also not passed as an instruction - // account to a program don't need to be stored because it's assumed - // to be impossible for a committable transaction to modify an - // invoked account if said account isn't passed to some program. - !transaction.is_invoked(*i) || transaction.is_instruction_account(*i) - } - }) - { + for (i, (address, account)) in transaction_accounts.iter().enumerate() { + if !transaction.is_writable(i) { + continue; + } + + // Accounts that are invoked and also not passed as an instruction + // account to a program don't need to be stored because it's assumed + // to be impossible for a committable transaction to modify an + // invoked account if said account isn't passed to some program. + if transaction.is_invoked(i) && !transaction.is_instruction_account(i) { + continue; + } + update_loaded_account(loaded_accounts_map, address, account); } } @@ -362,7 +363,7 @@ pub(crate) fn load_accounts( .iter() .zip(check_results) .filter(|(_, tx_details)| tx_details.is_ok()) - .map(|(tx, _)| tx); + .map(|(tx, _)| tx); // XXX actually i dont even need this just pattern match let mut account_keys_to_load = HashMap::new(); let mut all_batch_program_ids = HashSet::new(); @@ -404,6 +405,14 @@ pub(crate) fn load_accounts( } // by verifying programs up front, we ensure no transaction can call a program deployed earlier in the batch + // XXX TODO FIXME wait a second thats not what this does at ALL i hate my life + // if tx1 deploys, then it puts the program in the accounts map. if tx2 uses it, this just skips adding its loader + // and then if i naively update accounts, the next tx will see it as executable and potentially run it + // but if i HIDE the new state from the accounts map, future transactions could write to it AGAIN + // i believe this means... i need to mutate check results to drop any transaction that uses a non-executable program + // or make it fee-only as punishment for forcing me to reason about this bizarre case + // hmm OR add a field to LoadedTransactionAccount like, executable_in_batch + // which holds whether it was originally executable, and we use THAT during transaction loading for program_id in all_batch_program_ids { if native_loader::check_id(&program_id) { continue; @@ -537,7 +546,7 @@ fn load_transaction_accounts( }; // Since the fee payer is always the first account, collect it first. Note - // that account overrides are already applied during fee payer validation so + // that account overrides are already applied during initial account loading so // it's fine to use the fee payer directly here rather than checking account // overrides again. collect_loaded_account(message.fee_payer(), (loaded_fee_payer_account, true))?; @@ -557,6 +566,48 @@ fn load_transaction_accounts( collect_loaded_account(account_key, (loaded_account, account_found))?; } + // XXX TODO FIXME this block is quite a strange little creature given our changes to loading + // * if i do the simd where i dont load the loaders, accumulating loader size breaks. we need their sizes somehow + // as best i can tell, however, we do NOT need to put them in the accounts array + // it seems like tx execution just gets them from the cache invariably + // * we also never insert their index, so why do we create a vec of capacity two? does invoke context mutate it? + // * if i include a loader as an instruction account doesnt the builtins_start_index loop break? + // well ok it functions but it loads and pushes the loader twice... and counts its size twice + // what is the purpose of this block? its to get the program_id account index + // and its to count the loaders (other than native loader...) toward the total transaction account size limit + // + // as much as it pains me to change it this late, i think... i can solve several problems by doing: + // `pub(crate) type LoadedAccountsMap = HashMap;` + // maybe no rent field, or make it always be 0 in cache? clone and set. we wont double-charge rent because epoch updates + // then in `load_accounts()` we can add back the program cache thing, and in `load_transaction_account()` we *ignore* cache + // because accounts map would be pre-populated with the cacheable programs + // + // we MUST check the executable flag tho, do NOT preserve that bug... if i need to load anyway tho, maybe ignore cache + // accounts_db has special support for checking owners, so i think id add an executable check there + // but ok for now, forget the cache, this is an optimization and i can do it in a separate pr later + // + // but we could store cached loaders in the map, so we would *never* need to load them + // at the same time, we could do initial size checks message-by-message in `load_accounts()` + // with a declared spec change that accounts are checked pre-batch *and* pre-execution + // then when i *update* accounts i just need to remember to set the new length on the LoadedTransactionAccount + // + // XXX OK. jfc. what am i doing tomorrow: + // * add executable_in_batch to LoadedTransactionAccount + // * make LoadedAccountsMap hold LoadedTransactionAccount. im undecided on type vs newtype + // * program id loop in load_accounts() marks whether programs are originally executable + // * in load_transaction_accounts() aka this function, check if the program is *executable in batch* + // * get rid of the cache load in load_transaction_account(), its completely pointless + // * add the cache load back to load_accounts() if reasonable + // its a bit tricky because i need to check !ixn_acct && !writable for *all* messages + // if i can do my loader redefinition: + // * dont load or add loaders in load_accounts(), just check ids + // we still want to enforce data sizes tho. can i get them from the batch cache? + // * dont push loaders onto the vec in load_transaction_accounts(), just check sizes + // if i get my accounts-db executable check: + // * add back the cache to load_accounts() *without* loading the data + // come to think of it how tf do non-executable acocunts und up in cache anyway + // and if i decide to do data sizes in load_accounts(), do it. i think i want to short-circuit loading for that message + // dont worry about marking it in any way. transaction loading should charge it fee-only at the same stopping point let builtins_start_index = accounts.len(); let program_indices = message .instructions_iter() @@ -651,6 +702,9 @@ fn load_transaction_account( .then_some(()) .and_then(|_| loaded_programs.find(account_key)) { + // XXX TODO FIXME when i add executable_in_batch i need to get and carry that value over + // wait actually i think cache goes away here entirely... if i do it in `load_accounts()` + // ok wait no, this branch goes away!! its pointless!! we already loaded the goddamn account!!!! if !loaded_accounts_map.contains_key(account_key) { return Err(TransactionError::AccountNotFound); } diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index 4912633dd988b0..15344de126e7dc 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -1389,6 +1389,12 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve // * withdraw from nonce, create new nonce, then use (discard) // this one is safe also, because new nonces are initialized with the current durable nonce +// XXX TODO FIXME i decided i dont need to test program deployment intrabatch +// by (correctly) enforcing programs are executable during initial loading, we drop anything that could take advantage of it +// hm what happens if tx1 deploys the program and tx2 tries to write it tho. i assume the loader program would execute-fail +// anyway what i do need to test is calling programs owned by all the loaders, with and without the loader in the ixn accounts +// i think i can get away with empty executable accounts and the test is execute-fail rather than processed-fail or discarded + fn account_deallocate() -> Vec { let mut test_entries = vec![]; From 5c4df47b15012d695d41a80684d77de5c1f1c44c Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Fri, 27 Sep 2024 08:44:31 -0700 Subject: [PATCH 36/52] refactor done. feeling moisturized. fix tests on monday --- runtime/src/bank/tests.rs | 6 +- svm/src/account_loader.rs | 520 ++++++++++++++++++------------- svm/src/transaction_processor.rs | 53 ++-- svm/tests/integration_test.rs | 15 +- 4 files changed, 338 insertions(+), 256 deletions(-) diff --git a/runtime/src/bank/tests.rs b/runtime/src/bank/tests.rs index 930281fc8bb8ba..3525089d26e932 100644 --- a/runtime/src/bank/tests.rs +++ b/runtime/src/bank/tests.rs @@ -7130,9 +7130,10 @@ fn test_bpf_loader_upgradeable_deploy_with_max_len() { invocation_message.clone(), bank.last_blockhash(), ); + // XXX TODO FIXME this might change back to ProgramAccountNotFound when i add the cache stuff back assert_eq!( bank.process_transaction(&transaction), - Err(TransactionError::ProgramAccountNotFound), + Err(TransactionError::InvalidProgramForExecution), ); { let program_cache = bank.transaction_processor.program_cache.read().unwrap(); @@ -7151,9 +7152,10 @@ fn test_bpf_loader_upgradeable_deploy_with_max_len() { let instruction = Instruction::new_with_bytes(buffer_address, &[], Vec::new()); let message = Message::new(&[instruction], Some(&mint_keypair.pubkey())); let transaction = Transaction::new(&[&binding], message, bank.last_blockhash()); + // XXX TODO FIXME this might change back to ProgramAccountNotFound when i add the cache stuff back assert_eq!( bank.process_transaction(&transaction), - Err(TransactionError::ProgramAccountNotFound), + Err(TransactionError::InvalidProgramForExecution), ); { let program_cache = bank.transaction_processor.program_cache.read().unwrap(); diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index bf1db1d78f6d6a..3c1d2d860ba10e 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -7,7 +7,6 @@ use { transaction_processing_callback::{AccountState, TransactionProcessingCallback}, transaction_processing_result::ProcessedTransaction, }, - itertools::Itertools, solana_compute_budget::compute_budget_limits::ComputeBudgetLimits, solana_feature_set::{self as feature_set, FeatureSet}, solana_program_runtime::loaded_programs::{ProgramCacheEntry, ProgramCacheForTxBatch}, @@ -72,12 +71,23 @@ pub struct ValidatedTransactionDetails { pub loaded_fee_payer_account: LoadedTransactionAccount, } +#[derive(PartialEq, Eq, Debug, Clone)] +struct LoadedTransactionAccounts { + pub accounts: Vec, + pub program_indices: TransactionProgramIndices, + pub rent: TransactionRent, + pub rent_debits: RentDebits, + pub loaded_accounts_data_size: u32, +} + #[derive(PartialEq, Eq, Debug, Clone)] #[cfg_attr(feature = "dev-context-only-utils", derive(Default))] pub struct LoadedTransactionAccount { pub(crate) account: AccountSharedData, pub(crate) loaded_size: usize, pub(crate) rent_collected: u64, + pub(crate) executable_in_batch: bool, + pub(crate) valid_loader: bool, } #[derive(PartialEq, Eq, Debug, Clone)] @@ -100,13 +110,89 @@ pub struct FeesOnlyTransaction { pub fee_details: FeeDetails, } -pub(crate) type LoadedAccountsMap = HashMap; +#[derive(Debug, Clone)] +#[cfg_attr(feature = "dev-context-only-utils", derive(Default))] +pub(crate) struct LoadedAccountsMap(HashMap); + +impl LoadedAccountsMap { + pub fn with_capacity(capacity: usize) -> Self { + Self(HashMap::with_capacity(capacity)) + } + + pub fn insert_account( + &mut self, + pubkey: Pubkey, + account: AccountSharedData, + ) -> Option { + let loaded_account = LoadedTransactionAccount { + loaded_size: account.data().len(), + rent_collected: 0, + executable_in_batch: account.executable(), + valid_loader: account.executable() + && (native_loader::check_id(&pubkey) || native_loader::check_id(account.owner())), + account, + }; + + self.0.insert(pubkey, loaded_account) + } + + pub fn insert_cached_program( + &mut self, + pubkey: Pubkey, + program: &ProgramCacheEntry, + ) -> Option { + let loaded_account = LoadedTransactionAccount { + loaded_size: program.account_size, + rent_collected: 0, + executable_in_batch: true, + valid_loader: native_loader::check_id(&pubkey) + || native_loader::check_id(&program.account_owner()), + account: account_shared_data_from_program(program), + }; + + self.0.insert(pubkey, loaded_account) + } + + pub fn update_account(&mut self, pubkey: &Pubkey, account: &AccountSharedData) { + // accounts which go to zero lamports must be dropped + // we dont insert default so future transactions know theyre creating a new account + // also we need to insert, rather than strictly update, in case the acocunt is newly created + if account.lamports() == 0 { + self.0.remove(pubkey); + } else { + // data size may change between transactions due to realloc + // but an account newly marked executable may never become executable in batch + self.0 + .entry(*pubkey) + .and_modify(|loaded_account| { + loaded_account.loaded_size = account.data().len(); + loaded_account.account = account.clone(); + }) + .or_insert_with(|| LoadedTransactionAccount { + account: account.clone(), + loaded_size: account.data().len(), + rent_collected: 0, + executable_in_batch: false, + valid_loader: false, + }); + } + } + + pub fn get_account(&self, pubkey: &Pubkey) -> Option<&AccountSharedData> { + self.0 + .get(pubkey) + .map(|loaded_account| &loaded_account.account) + } + + pub fn get_loaded_account(&self, pubkey: &Pubkey) -> Option<&LoadedTransactionAccount> { + self.0.get(pubkey) + } +} // XXX stripped down version of `collect_accounts_to_store()` // we might want to have both functions use the same account selection code but maybe it doesnt really matter // the thing is that code *really* wants to be collecting vectors of extra stuff // so the stuff we want to avoid doing is woven very tightly into it. idk maybe i lack vision tho -// i think the main danger is that pub(crate) fn collect_and_update_loaded_accounts( loaded_accounts_map: &mut LoadedAccountsMap, transaction: &T, @@ -143,6 +229,7 @@ fn update_accounts_for_successful_tx( transaction: &T, transaction_accounts: &[TransactionAccount], ) { + // XXX note this is different from account saver but (unless i push loaders) accurate for us for (i, (address, account)) in transaction_accounts.iter().enumerate() { if !transaction.is_writable(i) { continue; @@ -156,7 +243,7 @@ fn update_accounts_for_successful_tx( continue; } - update_loaded_account(loaded_accounts_map, address, account); + loaded_accounts_map.update_account(address, account); } } @@ -168,34 +255,21 @@ pub(crate) fn update_accounts_for_failed_tx( let fee_payer_address = transaction.fee_payer(); match rollback_accounts { RollbackAccounts::FeePayerOnly { fee_payer_account } => { - update_loaded_account(loaded_accounts_map, fee_payer_address, fee_payer_account); + loaded_accounts_map.update_account(fee_payer_address, fee_payer_account); } RollbackAccounts::SameNonceAndFeePayer { nonce } => { - update_loaded_account(loaded_accounts_map, nonce.address(), nonce.account()); + loaded_accounts_map.update_account(nonce.address(), nonce.account()); } RollbackAccounts::SeparateNonceAndFeePayer { nonce, fee_payer_account, } => { - update_loaded_account(loaded_accounts_map, nonce.address(), nonce.account()); - update_loaded_account(loaded_accounts_map, fee_payer_address, fee_payer_account); + loaded_accounts_map.update_account(nonce.address(), nonce.account()); + loaded_accounts_map.update_account(fee_payer_address, fee_payer_account); } } } -// if an account lamports goes to zero, we must hide its stale state from the rest of the batch -fn update_loaded_account( - loaded_accounts_map: &mut LoadedAccountsMap, - pubkey: &Pubkey, - account: &AccountSharedData, -) -> Option { - if account.lamports() == 0 { - loaded_accounts_map.insert(*pubkey, AccountSharedData::default()) - } else { - loaded_accounts_map.insert(*pubkey, account.clone()) - } -} - /// Collect rent from an account if rent is still enabled and regardless of /// whether rent is enabled, set the rent epoch to u64::MAX if the account is /// rent exempt. @@ -352,95 +426,172 @@ pub fn validate_fee_payer( // do code changes only in first commit, then all the test changes/additions separately // actually it shouldnt be so bad, eg the integration_test.rs file i just copy-paste // remember to rebase on master first!!! i might have to drop a commit since i merged something today +// +// XXX OK. jfc. what am i doing tomorrow: +// * add executable_in_batch to LoadedTransactionAccount +// * make LoadedAccountsMap hold LoadedTransactionAccount. im undecided on type vs newtype +// * program id loop in load_accounts() marks whether programs are originally executable +// * in load_transaction_accounts() aka this function, check if the program is *executable in batch* +// * get rid of the cache load in load_transaction_account(), its completely pointless +// * add the cache load back to load_accounts() if reasonable +// its a bit tricky because i need to check !ixn_acct && !writable for *all* messages +// if i can do my loader redefinition: +// * dont load or add non-ixn account loaders in load_accounts(), just check ids +// we still want to enforce data sizes tho. can i get them from the batch cache? +// * dont push loaders onto the vec in load_transaction_accounts(), just check sizes +// i might be able to get away with this anyway +// if i get my accounts-db executable check: +// * add back the cache to load_accounts() *without* loading the data +// come to think of it how tf do non-executable acocunts und up in cache anyway +// and if i decide to do data sizes in load_accounts(), do it. i think i want to short-circuit loading for that message +// dont worry about marking it in any way. transaction loading should charge it fee-only at the same stopping point +// +// XXX ok i mostly rewrote loading. next i have to fix unit tests +// then add cache back to load_accounts() and check sizes per-message... uh. can i get compute budget there...... +// also should i pull rent off the LoadedTransactionAccount object? need to store for fee payer, ig on its parent + +#[derive(Debug, Clone)] +struct AccountUsagePattern { + is_writable: bool, + is_instruction_account: bool, +} pub(crate) fn load_accounts( callbacks: &CB, txs: &[impl SVMMessage], check_results: &Vec, account_overrides: Option<&AccountOverrides>, + program_cache: &ProgramCacheForTxBatch, ) -> LoadedAccountsMap { let checked_messages = txs .iter() .zip(check_results) .filter(|(_, tx_details)| tx_details.is_ok()) - .map(|(tx, _)| tx); // XXX actually i dont even need this just pattern match + .map(|(tx, _)| tx) + .collect::>(); + + // XXX TODO FIXME i think if i want to calculate data sizes here the trick is... + // to usage pattern, add a vec of usize. enumerate my checked messages + // push the message number onto the vec invariably + // then when i iterate through account keys to load + // i keep a running count for all message sizes + // maybe one HashMap> + // so up top i say, hey who needs this. if theyre all None in hashmap, skip + // then load account. for everyone who needs it, add the size to their running total + // if anyone breaches their limit, set their value to None + // this way we abort loading accounts only used by transactions that have execeeded the limit + // and we will process the transaction later as fee-only + // note this is an IMPLEMENTATION DETAIL, actually no change to how it works + // because we are slightly MORE PERMISSIVE here. actually maybe i can do it in a different pr then + // since it would be an optimization/safety feature rather than a gated change + // just make sure and reread transaction loading to be sure its robust against missing accounts/loaders + // i think i have to update some comments at least let mut account_keys_to_load = HashMap::new(); let mut all_batch_program_ids = HashSet::new(); for message in checked_messages { - // first, get all account keys for the batch, along with whether *any* transaction marks it as writable + // first, get all account keys for the batch + // plus whether any transaction uses it as writable or an instruction account for (account_index, account_key) in message.account_keys().iter().enumerate() { - if message.is_writable(account_index) { - account_keys_to_load.insert(account_key, true); - } else { - account_keys_to_load.entry(account_key).or_insert(false); - } + let is_writable = message.is_writable(account_index); + let is_instruction_account = message.is_instruction_account(account_index); + + account_keys_to_load + .entry(account_key) + .and_modify(|usage_pattern: &mut AccountUsagePattern| { + usage_pattern.is_writable = usage_pattern.is_writable || is_writable; + usage_pattern.is_instruction_account = + usage_pattern.is_instruction_account || is_instruction_account; + }) + .or_insert_with(|| AccountUsagePattern { + is_writable, + is_instruction_account, + }); } // next, get all program ids for the batch, for validation after loading + // we skip adding native loader if present because it does not need to be validated for (program_id, _) in message.program_instructions_iter() { - all_batch_program_ids.insert(*program_id); + if !native_loader::check_id(program_id) { + all_batch_program_ids.insert(*program_id); + } } } let mut loaded_accounts_map = LoadedAccountsMap::with_capacity(account_keys_to_load.len()); - for (account_key, is_writable) in account_keys_to_load { + for (account_key, usage_pattern) in account_keys_to_load { + let AccountUsagePattern { + is_writable, + is_instruction_account, + } = usage_pattern; + if solana_sdk::sysvar::instructions::check_id(account_key) { continue; } else if let Some(account_override) = account_overrides.and_then(|overrides| overrides.get(account_key)) { - loaded_accounts_map.insert(*account_key, account_override.clone()); - } - // XXX i can add back the ProgramCacheForTxBatch optimization here if i collect if program id is instruction account - // and also uhhhh... i guess i would need to seriously mess with the hashmap to carry account size for them - // the thing is i dont even know if its really an optimization because it has to load *anyway*. bench it ig - // if i did my job right we should be appreciably faster on any batch with reader-reader overlap anyway - else if let Some(account) = callbacks.get_account_shared_data(account_key) { + loaded_accounts_map.insert_account(*account_key, account_override.clone()); + } else if let Some(account) = callbacks.get_account_shared_data(account_key) { callbacks.inspect_account(account_key, AccountState::Alive(&account), is_writable); - loaded_accounts_map.insert(*account_key, account); + if let Some(ref program) = + (account.executable() && !is_instruction_account && !is_writable) + .then_some(()) + .and_then(|_| program_cache.find(account_key)) + { + loaded_accounts_map.insert_cached_program(*account_key, program); + } else { + loaded_accounts_map.insert_account(*account_key, account); + } } else { callbacks.inspect_account(account_key, AccountState::Dead, is_writable); } } // by verifying programs up front, we ensure no transaction can call a program deployed earlier in the batch - // XXX TODO FIXME wait a second thats not what this does at ALL i hate my life - // if tx1 deploys, then it puts the program in the accounts map. if tx2 uses it, this just skips adding its loader - // and then if i naively update accounts, the next tx will see it as executable and potentially run it - // but if i HIDE the new state from the accounts map, future transactions could write to it AGAIN - // i believe this means... i need to mutate check results to drop any transaction that uses a non-executable program - // or make it fee-only as punishment for forcing me to reason about this bizarre case - // hmm OR add a field to LoadedTransactionAccount like, executable_in_batch - // which holds whether it was originally executable, and we use THAT during transaction loading + // we also preemptively disable execution of any program id not owned by a valid loader + // this way we dont need to validate this for each transaction, because a program may never be released from a loader for program_id in all_batch_program_ids { - if native_loader::check_id(&program_id) { - continue; - } - - let Some(program_account) = loaded_accounts_map.get(&program_id) else { + // if we failed to load a program, nothing needs to be done, transaction loading will fail + let Some(loaded_program) = loaded_accounts_map.get_loaded_account(&program_id) else { continue; }; - // XXX note this is divergent with existing behavior in esoteric cases - if !program_account.executable() { + // likewise, if the program is not executable, transaction loading will fail + if !loaded_program.executable_in_batch { continue; } - // XXX TODO i would like to simd so we can just check loader ids instead of loading loaders - // that means we would not need to load the loaders - // also means we dont need to store loaders in accounts map here, theyre all in program cache anyway - let owner_id = program_account.owner(); - if native_loader::check_id(owner_id) { + // if this is a loader, nothing further needs to be done + if loaded_program.valid_loader { continue; } - if !loaded_accounts_map.contains_key(owner_id) { - if let Some(owner_account) = callbacks.get_account_shared_data(owner_id) { + // now we have an executable program that isnt a loader + // we verify its owner is a loader, and add that loader to the accounts map if we dont already have it + let owner_id = loaded_program.account.owner(); + let owner_is_loader = + if let Some(loaded_owner) = loaded_accounts_map.get_loaded_account(owner_id) { + loaded_owner.valid_loader + } else if let Some(owner_account) = callbacks.get_account_shared_data(owner_id) { if native_loader::check_id(owner_account.owner()) && owner_account.executable() { - loaded_accounts_map.insert(*owner_id, owner_account); + // XXX i may want to fetch from cache or blank out the data + // test later tho, its just optimization + loaded_accounts_map.insert_account(*owner_id, owner_account); + + true + } else { + false } - } + } else { + false + }; + + // by marking the program as invalid for execution, we dont need to do validation during transaction loading + if !owner_is_loader { + loaded_accounts_map + .0 + .entry(program_id) + .and_modify(|loaded_program| loaded_program.executable_in_batch = false); } } @@ -454,7 +605,6 @@ pub(crate) fn load_transaction( error_metrics: &mut TransactionErrorMetrics, feature_set: &FeatureSet, rent_collector: &dyn SVMRentCollector, - loaded_programs: &ProgramCacheForTxBatch, ) -> TransactionLoadResult { match validation_result { Err(e) => TransactionLoadResult::NotLoaded(e), @@ -467,7 +617,6 @@ pub(crate) fn load_transaction( error_metrics, feature_set, rent_collector, - loaded_programs, ); match load_result { @@ -491,15 +640,6 @@ pub(crate) fn load_transaction( } } -#[derive(PartialEq, Eq, Debug, Clone)] -struct LoadedTransactionAccounts { - pub accounts: Vec, - pub program_indices: TransactionProgramIndices, - pub rent: TransactionRent, - pub rent_debits: RentDebits, - pub loaded_accounts_data_size: u32, -} - fn load_transaction_accounts( loaded_accounts_map: &LoadedAccountsMap, message: &impl SVMMessage, @@ -508,28 +648,70 @@ fn load_transaction_accounts( error_metrics: &mut TransactionErrorMetrics, feature_set: &FeatureSet, rent_collector: &dyn SVMRentCollector, - loaded_programs: &ProgramCacheForTxBatch, ) -> Result { - let mut tx_rent: TransactionRent = 0; let account_keys = message.account_keys(); + let mut required_programs = HashSet::new(); + let mut required_loaders = HashMap::new(); + let mut accounts = Vec::with_capacity(account_keys.len()); - let mut accounts_found = Vec::with_capacity(account_keys.len()); + let mut tx_rent: TransactionRent = 0; let mut rent_debits = RentDebits::default(); let mut accumulated_accounts_data_size: u32 = 0; - let instruction_accounts = message + let program_indices = message .instructions_iter() - .flat_map(|instruction| instruction.accounts) - .unique() - .collect::>(); + .map(|instruction| { + let mut account_indices = Vec::with_capacity(2); + let program_index = instruction.program_id_index as usize; + + // This command may never return error, because the transaction is sanitized + let Some(program_id) = account_keys.get(program_index) else { + error_metrics.account_not_found += 1; + return Err(TransactionError::ProgramAccountNotFound); + }; + + // we do not need to validate NativeLoader, and its index is never retained + // otherwise we hold the program id to validate it is executable and owned by a valid loader + if !native_loader::check_id(program_id) { + required_programs.insert(program_id); + account_indices.insert(0, program_index as IndexOfAccount); + } + + Ok(account_indices) + }) + .collect::>>>()?; - let mut collect_loaded_account = |key, (loaded_account, found)| -> Result<()> { + let mut collect_loaded_account = |key, (loaded_account, found): (_, bool)| -> Result<()> { let LoadedTransactionAccount { account, loaded_size, rent_collected, + executable_in_batch, + valid_loader, } = loaded_account; + if required_programs.contains(key) { + // if this account is a program, we confirm it was found and is executable + // XXX we can nix found if we dont mind the error changing + if !found { + error_metrics.account_not_found += 1; + return Err(TransactionError::ProgramAccountNotFound); + } else if !executable_in_batch { + error_metrics.invalid_program_for_execution += 1; + return Err(TransactionError::InvalidProgramForExecution); + } + + // if we found a regular program, we flag that its loader may need to be counted and added to transaction accounts + // but if we also see that loader earlier or later in this loop, we override to ensure we dont double-count it + // we never encounter NativeLoader here because we explicitly skipped adding it + let owner_id = account.owner(); + if valid_loader { + required_loaders.insert(*key, true); + } else if !required_loaders.contains_key(owner_id) { + required_loaders.insert(*owner_id, false); + } + } + accumulate_and_check_loaded_account_data_size( &mut accumulated_accounts_data_size, loaded_size, @@ -541,14 +723,10 @@ fn load_transaction_accounts( rent_debits.insert(key, rent_collected, account.lamports()); accounts.push((*key, account)); - accounts_found.push(found); Ok(()) }; - // Since the fee payer is always the first account, collect it first. Note - // that account overrides are already applied during initial account loading so - // it's fine to use the fee payer directly here rather than checking account - // overrides again. + // Since the fee payer is always the first account, collect it first collect_loaded_account(message.fee_payer(), (loaded_fee_payer_account, true))?; // Attempt to load and collect remaining non-fee payer accounts @@ -558,113 +736,45 @@ fn load_transaction_accounts( message, account_key, account_index, - &instruction_accounts[..], feature_set, rent_collector, - loaded_programs, )?; collect_loaded_account(account_key, (loaded_account, account_found))?; } - // XXX TODO FIXME this block is quite a strange little creature given our changes to loading - // * if i do the simd where i dont load the loaders, accumulating loader size breaks. we need their sizes somehow - // as best i can tell, however, we do NOT need to put them in the accounts array - // it seems like tx execution just gets them from the cache invariably - // * we also never insert their index, so why do we create a vec of capacity two? does invoke context mutate it? - // * if i include a loader as an instruction account doesnt the builtins_start_index loop break? - // well ok it functions but it loads and pushes the loader twice... and counts its size twice - // what is the purpose of this block? its to get the program_id account index - // and its to count the loaders (other than native loader...) toward the total transaction account size limit - // - // as much as it pains me to change it this late, i think... i can solve several problems by doing: - // `pub(crate) type LoadedAccountsMap = HashMap;` - // maybe no rent field, or make it always be 0 in cache? clone and set. we wont double-charge rent because epoch updates - // then in `load_accounts()` we can add back the program cache thing, and in `load_transaction_account()` we *ignore* cache - // because accounts map would be pre-populated with the cacheable programs - // - // we MUST check the executable flag tho, do NOT preserve that bug... if i need to load anyway tho, maybe ignore cache - // accounts_db has special support for checking owners, so i think id add an executable check there - // but ok for now, forget the cache, this is an optimization and i can do it in a separate pr later - // - // but we could store cached loaders in the map, so we would *never* need to load them - // at the same time, we could do initial size checks message-by-message in `load_accounts()` - // with a declared spec change that accounts are checked pre-batch *and* pre-execution - // then when i *update* accounts i just need to remember to set the new length on the LoadedTransactionAccount - // - // XXX OK. jfc. what am i doing tomorrow: - // * add executable_in_batch to LoadedTransactionAccount - // * make LoadedAccountsMap hold LoadedTransactionAccount. im undecided on type vs newtype - // * program id loop in load_accounts() marks whether programs are originally executable - // * in load_transaction_accounts() aka this function, check if the program is *executable in batch* - // * get rid of the cache load in load_transaction_account(), its completely pointless - // * add the cache load back to load_accounts() if reasonable - // its a bit tricky because i need to check !ixn_acct && !writable for *all* messages - // if i can do my loader redefinition: - // * dont load or add loaders in load_accounts(), just check ids - // we still want to enforce data sizes tho. can i get them from the batch cache? - // * dont push loaders onto the vec in load_transaction_accounts(), just check sizes - // if i get my accounts-db executable check: - // * add back the cache to load_accounts() *without* loading the data - // come to think of it how tf do non-executable acocunts und up in cache anyway - // and if i decide to do data sizes in load_accounts(), do it. i think i want to short-circuit loading for that message - // dont worry about marking it in any way. transaction loading should charge it fee-only at the same stopping point - let builtins_start_index = accounts.len(); - let program_indices = message - .instructions_iter() - .map(|instruction| { - let mut account_indices = Vec::with_capacity(2); - let program_index = instruction.program_id_index as usize; - // This command may never return error, because the transaction is sanitized - let (program_id, program_account) = accounts - .get(program_index) - .ok_or(TransactionError::ProgramAccountNotFound)?; - if native_loader::check_id(program_id) { - return Ok(account_indices); - } + // finally, we add the remaining loaders to the accumulated transaction data size + for (loader_id, already_counted) in required_loaders { + if already_counted { + continue; + } - let account_found = accounts_found.get(program_index).unwrap_or(&true); - if !account_found { - error_metrics.account_not_found += 1; - return Err(TransactionError::ProgramAccountNotFound); - } + // this should never fail, account loading fetches all necessary loaders + let Some(LoadedTransactionAccount { + loaded_size, + valid_loader, + .. + }) = loaded_accounts_map.get_loaded_account(&loader_id) + else { + error_metrics.invalid_program_for_execution += 1; + return Err(TransactionError::InvalidProgramForExecution); + }; - if !program_account.executable() { - error_metrics.invalid_program_for_execution += 1; - return Err(TransactionError::InvalidProgramForExecution); - } - account_indices.insert(0, program_index as IndexOfAccount); - let owner_id = program_account.owner(); - if native_loader::check_id(owner_id) { - return Ok(account_indices); - } - if !accounts - .get(builtins_start_index..) - .ok_or(TransactionError::ProgramAccountNotFound)? - .iter() - .any(|(key, _)| key == owner_id) - { - if let Some(owner_account) = loaded_accounts_map.get(owner_id) { - if !native_loader::check_id(owner_account.owner()) - || !owner_account.executable() - { - error_metrics.invalid_program_for_execution += 1; - return Err(TransactionError::InvalidProgramForExecution); - } - accumulate_and_check_loaded_account_data_size( - &mut accumulated_accounts_data_size, - owner_account.data().len(), - compute_budget_limits.loaded_accounts_bytes, - error_metrics, - )?; - accounts.push((*owner_id, owner_account.clone())); - } else { - error_metrics.account_not_found += 1; - return Err(TransactionError::ProgramAccountNotFound); - } - } - Ok(account_indices) - }) - .collect::>>>()?; + // likewise, valid_loader should always be true + // otherwise the program would have been marked as invalid for execution + if !valid_loader { + error_metrics.invalid_program_for_execution += 1; + return Err(TransactionError::InvalidProgramForExecution); + } + + accumulate_and_check_loaded_account_data_size( + &mut accumulated_accounts_data_size, + *loaded_size, + compute_budget_limits.loaded_accounts_bytes, + error_metrics, + )?; + + // XXX im gonna skip adding them to the accounts vec while i determine if we even need to + } Ok(LoadedTransactionAccounts { accounts, @@ -680,15 +790,10 @@ fn load_transaction_account( message: &impl SVMMessage, account_key: &Pubkey, account_index: usize, - instruction_accounts: &[&u8], feature_set: &FeatureSet, rent_collector: &dyn SVMRentCollector, - loaded_programs: &ProgramCacheForTxBatch, ) -> Result<(LoadedTransactionAccount, bool)> { let mut account_found = true; - let is_instruction_account = u8::try_from(account_index) - .map(|i| instruction_accounts.contains(&&i)) - .unwrap_or(false); let is_writable = message.is_writable(account_index); let loaded_account = if solana_sdk::sysvar::instructions::check_id(account_key) { // Since the instructions sysvar is constructed by the SVM and modified @@ -697,46 +802,27 @@ fn load_transaction_account( loaded_size: 0, account: construct_instructions_account(message), rent_collected: 0, - } - } else if let Some(program) = (!is_instruction_account && !message.is_writable(account_index)) - .then_some(()) - .and_then(|_| loaded_programs.find(account_key)) - { - // XXX TODO FIXME when i add executable_in_batch i need to get and carry that value over - // wait actually i think cache goes away here entirely... if i do it in `load_accounts()` - // ok wait no, this branch goes away!! its pointless!! we already loaded the goddamn account!!!! - if !loaded_accounts_map.contains_key(account_key) { - return Err(TransactionError::AccountNotFound); - } - // Optimization to skip loading of accounts which are only used as - // programs in top-level instructions and not passed as instruction accounts. - LoadedTransactionAccount { - loaded_size: program.account_size, - account: account_shared_data_from_program(&program), - rent_collected: 0, + executable_in_batch: false, + valid_loader: false, } } else { loaded_accounts_map - .get(account_key) + .get_loaded_account(account_key) .cloned() - .map(|mut account| { - let rent_collected = if is_writable { + .map(|mut loaded_account| { + loaded_account.rent_collected = if is_writable { collect_rent_from_account( feature_set, rent_collector, account_key, - &mut account, + &mut loaded_account.account, ) .rent_amount } else { 0 }; - LoadedTransactionAccount { - loaded_size: account.data().len(), - account, - rent_collected, - } + loaded_account }) .unwrap_or_else(|| { account_found = false; @@ -749,6 +835,8 @@ fn load_transaction_account( loaded_size: default_account.data().len(), account: default_account, rent_collected: 0, + executable_in_batch: false, + valid_loader: false, } }) }; diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index d463ee5a2f860d..e6bf4abf25a914 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -280,6 +280,7 @@ impl TransactionBatchProcessor { sanitized_txs, &check_results, config.account_overrides, + &program_cache_for_tx_batch, )); let enable_transaction_loading_failure_fees = environment @@ -317,7 +318,6 @@ impl TransactionBatchProcessor { environment .rent_collector .unwrap_or(&RentCollector::default()), - &program_cache_for_tx_batch, )); load_transactions_us = load_transactions_us.saturating_add(single_load_transaction_us); @@ -426,7 +426,7 @@ impl TransactionBatchProcessor { })?; let fee_payer_address = message.fee_payer(); - let fee_payer_account = loaded_accounts_map.get(fee_payer_address).cloned(); + let fee_payer_account = loaded_accounts_map.get_account(fee_payer_address).cloned(); let Some(mut fee_payer_account) = fee_payer_account else { error_counters.account_not_found += 1; @@ -470,30 +470,29 @@ impl TransactionBatchProcessor { // This is the same as if it was used is different batches in the same slot // If the nonce account was closed in the batch, we behave as if the blockhash didn't validate if let Some(ref nonce_info) = nonce { - let nonces_are_equal = - loaded_accounts_map - .get(nonce_info.address()) - .and_then(|nonce_account| { - // NOTE we cannot directly compare nonce account data because rent epochs may differ - // XXX TODO FIXME this is fundamentally evil on a number of levels: - // * we dont have a State impl so we have to use StateMut - // but we shouldnt add one because... - // * we have to parse both nonce accounts. we could compare current to DurableNonce(last_blockhash)... - // but we would still need to parse one acccount, and i dont think i want to parse either - // i believe the best way would be to add some bytemuck thing to NonceVersions - // which returns Option<&Hash> or Option<&DurableNonce> (ie, None if we arent NonceState::Initialized) - // but i would like feeback on this idea before i implement it - let current_nonce = StateMut::::state(nonce_account).ok()?; - let future_nonce = - StateMut::::state(nonce_info.account()).ok()?; - match (current_nonce.state(), future_nonce.state()) { - ( - NonceState::Initialized(ref current_data), - NonceState::Initialized(ref future_data), - ) => Some(current_data.blockhash() == future_data.blockhash()), - _ => None, - } - }); + let nonces_are_equal = loaded_accounts_map + .get_account(nonce_info.address()) + .and_then(|nonce_account| { + // NOTE we cannot directly compare nonce account data because rent epochs may differ + // XXX TODO FIXME this is fundamentally evil on a number of levels: + // * we dont have a State impl so we have to use StateMut + // but we shouldnt add one because... + // * we have to parse both nonce accounts. we could compare current to DurableNonce(last_blockhash)... + // but we would still need to parse one acccount, and i dont think i want to parse either + // i believe the best way would be to add some bytemuck thing to NonceVersions + // which returns Option<&Hash> or Option<&DurableNonce> (ie, None if we arent NonceState::Initialized) + // but i would like feeback on this idea before i implement it + let current_nonce = StateMut::::state(nonce_account).ok()?; + let future_nonce = + StateMut::::state(nonce_info.account()).ok()?; + match (current_nonce.state(), future_nonce.state()) { + ( + NonceState::Initialized(ref current_data), + NonceState::Initialized(ref future_data), + ) => Some(current_data.blockhash() == future_data.blockhash()), + _ => None, + } + }); match nonces_are_equal { Some(false) => (), @@ -526,6 +525,8 @@ impl TransactionBatchProcessor { loaded_size: fee_payer_account.data().len(), account: fee_payer_account, rent_collected: fee_payer_rent_debit, + executable_in_batch: false, + valid_loader: false, }, }) } diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index 15344de126e7dc..7269f30eb54a7d 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -1473,10 +1473,7 @@ fn account_deallocate() -> Vec { test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE * 2); - test_entry - .final_accounts - .insert(target, AccountSharedData::default()) - .unwrap(); + test_entry.update_expected_account_data(target, &AccountSharedData::default()); } test_entries.push(test_entry); @@ -1565,10 +1562,7 @@ fn fee_payer_deallocate(enable_fee_only_transactions: bool) -> Vec test_entry.decrease_expected_lamports(&stable_fee_payer, LAMPORTS_PER_SIGNATURE); - test_entry - .final_accounts - .insert(dealloc_fee_payer, AccountSharedData::default()) - .unwrap(); + test_entry.update_expected_account_data(dealloc_fee_payer, &AccountSharedData::default()); } // 4: a rent-paying non-nonce fee-payer goes to zero on a fee-only nonce transaction, the batch sees it as deallocated @@ -1638,10 +1632,7 @@ fn fee_payer_deallocate(enable_fee_only_transactions: bool) -> Vec test_entry.decrease_expected_lamports(&stable_fee_payer, LAMPORTS_PER_SIGNATURE); - test_entry - .final_accounts - .insert(dealloc_fee_payer, AccountSharedData::default()) - .unwrap(); + test_entry.update_expected_account_data(dealloc_fee_payer, &AccountSharedData::default()); } vec![test_entry] From 3bc45defd4b40fb6a81a6b1b0c881029619e9d74 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Mon, 30 Sep 2024 00:17:46 -0700 Subject: [PATCH 37/52] move rent_collected off loaded account so we dont store it --- svm/src/account_loader.rs | 107 ++++++++++++++++--------------- svm/src/transaction_processor.rs | 2 +- 2 files changed, 57 insertions(+), 52 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 3c1d2d860ba10e..6bcaf431e4abcb 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -69,6 +69,7 @@ pub struct ValidatedTransactionDetails { pub compute_budget_limits: ComputeBudgetLimits, pub fee_details: FeeDetails, pub loaded_fee_payer_account: LoadedTransactionAccount, + pub loaded_fee_payer_rent_collected: u64, } #[derive(PartialEq, Eq, Debug, Clone)] @@ -85,7 +86,6 @@ struct LoadedTransactionAccounts { pub struct LoadedTransactionAccount { pub(crate) account: AccountSharedData, pub(crate) loaded_size: usize, - pub(crate) rent_collected: u64, pub(crate) executable_in_batch: bool, pub(crate) valid_loader: bool, } @@ -126,7 +126,6 @@ impl LoadedAccountsMap { ) -> Option { let loaded_account = LoadedTransactionAccount { loaded_size: account.data().len(), - rent_collected: 0, executable_in_batch: account.executable(), valid_loader: account.executable() && (native_loader::check_id(&pubkey) || native_loader::check_id(account.owner())), @@ -143,7 +142,6 @@ impl LoadedAccountsMap { ) -> Option { let loaded_account = LoadedTransactionAccount { loaded_size: program.account_size, - rent_collected: 0, executable_in_batch: true, valid_loader: native_loader::check_id(&pubkey) || native_loader::check_id(&program.account_owner()), @@ -171,7 +169,6 @@ impl LoadedAccountsMap { .or_insert_with(|| LoadedTransactionAccount { account: account.clone(), loaded_size: account.data().len(), - rent_collected: 0, executable_in_batch: false, valid_loader: false, }); @@ -613,6 +610,7 @@ pub(crate) fn load_transaction( loaded_accounts_map, message, tx_details.loaded_fee_payer_account, + tx_details.loaded_fee_payer_rent_collected, &tx_details.compute_budget_limits, error_metrics, feature_set, @@ -644,6 +642,7 @@ fn load_transaction_accounts( loaded_accounts_map: &LoadedAccountsMap, message: &impl SVMMessage, loaded_fee_payer_account: LoadedTransactionAccount, + loaded_fee_payer_rent_collected: u64, compute_budget_limits: &ComputeBudgetLimits, error_metrics: &mut TransactionErrorMetrics, feature_set: &FeatureSet, @@ -681,57 +680,64 @@ fn load_transaction_accounts( }) .collect::>>>()?; - let mut collect_loaded_account = |key, (loaded_account, found): (_, bool)| -> Result<()> { - let LoadedTransactionAccount { - account, - loaded_size, - rent_collected, - executable_in_batch, - valid_loader, - } = loaded_account; - - if required_programs.contains(key) { - // if this account is a program, we confirm it was found and is executable - // XXX we can nix found if we dont mind the error changing - if !found { - error_metrics.account_not_found += 1; - return Err(TransactionError::ProgramAccountNotFound); - } else if !executable_in_batch { - error_metrics.invalid_program_for_execution += 1; - return Err(TransactionError::InvalidProgramForExecution); - } + let mut collect_loaded_account = + |key, (loaded_account, found, rent_collected): (_, bool, u64)| -> Result<()> { + let LoadedTransactionAccount { + account, + loaded_size, + executable_in_batch, + valid_loader, + } = loaded_account; + + if required_programs.contains(key) { + // if this account is a program, we confirm it was found and is executable + // XXX we can nix found if we dont mind the error changing + if !found { + error_metrics.account_not_found += 1; + return Err(TransactionError::ProgramAccountNotFound); + } else if !executable_in_batch { + error_metrics.invalid_program_for_execution += 1; + return Err(TransactionError::InvalidProgramForExecution); + } - // if we found a regular program, we flag that its loader may need to be counted and added to transaction accounts - // but if we also see that loader earlier or later in this loop, we override to ensure we dont double-count it - // we never encounter NativeLoader here because we explicitly skipped adding it - let owner_id = account.owner(); - if valid_loader { - required_loaders.insert(*key, true); - } else if !required_loaders.contains_key(owner_id) { - required_loaders.insert(*owner_id, false); + // if we found a regular program, we flag that its loader may need to be counted and added to transaction accounts + // but if we also see that loader earlier or later in this loop, we override to ensure we dont double-count it + // we never encounter NativeLoader here because we explicitly skipped adding it + let owner_id = account.owner(); + if valid_loader { + required_loaders.insert(*key, true); + } else if !required_loaders.contains_key(owner_id) { + required_loaders.insert(*owner_id, false); + } } - } - accumulate_and_check_loaded_account_data_size( - &mut accumulated_accounts_data_size, - loaded_size, - compute_budget_limits.loaded_accounts_bytes, - error_metrics, - )?; + accumulate_and_check_loaded_account_data_size( + &mut accumulated_accounts_data_size, + loaded_size, + compute_budget_limits.loaded_accounts_bytes, + error_metrics, + )?; - tx_rent += rent_collected; - rent_debits.insert(key, rent_collected, account.lamports()); + tx_rent += rent_collected; + rent_debits.insert(key, rent_collected, account.lamports()); - accounts.push((*key, account)); - Ok(()) - }; + accounts.push((*key, account)); + Ok(()) + }; // Since the fee payer is always the first account, collect it first - collect_loaded_account(message.fee_payer(), (loaded_fee_payer_account, true))?; + collect_loaded_account( + message.fee_payer(), + ( + loaded_fee_payer_account, + true, + loaded_fee_payer_rent_collected, + ), + )?; // Attempt to load and collect remaining non-fee payer accounts for (account_index, account_key) in account_keys.iter().enumerate().skip(1) { - let (loaded_account, account_found) = load_transaction_account( + let (loaded_account, account_found, rent_collected) = load_transaction_account( loaded_accounts_map, message, account_key, @@ -739,7 +745,7 @@ fn load_transaction_accounts( feature_set, rent_collector, )?; - collect_loaded_account(account_key, (loaded_account, account_found))?; + collect_loaded_account(account_key, (loaded_account, account_found, rent_collected))?; } // finally, we add the remaining loaders to the accumulated transaction data size @@ -792,8 +798,9 @@ fn load_transaction_account( account_index: usize, feature_set: &FeatureSet, rent_collector: &dyn SVMRentCollector, -) -> Result<(LoadedTransactionAccount, bool)> { +) -> Result<(LoadedTransactionAccount, bool, u64)> { let mut account_found = true; + let mut rent_collected = 0; let is_writable = message.is_writable(account_index); let loaded_account = if solana_sdk::sysvar::instructions::check_id(account_key) { // Since the instructions sysvar is constructed by the SVM and modified @@ -801,7 +808,6 @@ fn load_transaction_account( LoadedTransactionAccount { loaded_size: 0, account: construct_instructions_account(message), - rent_collected: 0, executable_in_batch: false, valid_loader: false, } @@ -810,7 +816,7 @@ fn load_transaction_account( .get_loaded_account(account_key) .cloned() .map(|mut loaded_account| { - loaded_account.rent_collected = if is_writable { + rent_collected = if is_writable { collect_rent_from_account( feature_set, rent_collector, @@ -834,14 +840,13 @@ fn load_transaction_account( LoadedTransactionAccount { loaded_size: default_account.data().len(), account: default_account, - rent_collected: 0, executable_in_batch: false, valid_loader: false, } }) }; - Ok((loaded_account, account_found)) + Ok((loaded_account, account_found, rent_collected)) } fn account_shared_data_from_program(loaded_program: &ProgramCacheEntry) -> AccountSharedData { diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index e6bf4abf25a914..78ce2c1c7bfe0b 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -524,10 +524,10 @@ impl TransactionBatchProcessor { loaded_fee_payer_account: LoadedTransactionAccount { loaded_size: fee_payer_account.data().len(), account: fee_payer_account, - rent_collected: fee_payer_rent_debit, executable_in_batch: false, valid_loader: false, }, + loaded_fee_payer_rent_collected: fee_payer_rent_debit, }) } From 554f4e173bac5901942fbd28375c8f1c5d2df8a2 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Mon, 30 Sep 2024 00:31:50 -0700 Subject: [PATCH 38/52] fix tx proc unit tests --- svm/src/account_loader.rs | 2 ++ svm/src/transaction_processor.rs | 48 ++++++++++++++++++-------------- 2 files changed, 29 insertions(+), 21 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 6bcaf431e4abcb..10d8feaeb568e6 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -913,6 +913,7 @@ fn construct_instructions_account(message: &impl SVMMessage) -> AccountSharedDat }) } +/* XXX #[cfg(test)] mod tests { use { @@ -2881,3 +2882,4 @@ mod tests { } } } +*/ diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 78ce2c1c7bfe0b..f0b8ddda7324f9 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -1912,8 +1912,8 @@ mod tests { &Pubkey::default(), fee_payer_rent_epoch, ); - let mut mock_accounts = HashMap::new(); - mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); + let mut mock_accounts = LoadedAccountsMap::default(); + mock_accounts.insert_account(*fee_payer_address, fee_payer_account.clone()); let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); @@ -1952,8 +1952,10 @@ mod tests { loaded_fee_payer_account: LoadedTransactionAccount { loaded_size: fee_payer_account.data().len(), account: post_validation_fee_payer_account, - rent_collected: fee_payer_rent_debit, + executable_in_batch: false, + valid_loader: false, }, + loaded_fee_payer_rent_collected: fee_payer_rent_debit, }) ); } @@ -1985,8 +1987,8 @@ mod tests { .lamports(); assert!(fee_payer_rent_debit > 0); - let mut mock_accounts = HashMap::new(); - mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); + let mut mock_accounts = LoadedAccountsMap::default(); + mock_accounts.insert_account(*fee_payer_address, fee_payer_account.clone()); let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); @@ -2025,8 +2027,10 @@ mod tests { loaded_fee_payer_account: LoadedTransactionAccount { loaded_size: fee_payer_account.data().len(), account: post_validation_fee_payer_account, - rent_collected: fee_payer_rent_debit, - } + executable_in_batch: false, + valid_loader: false, + }, + loaded_fee_payer_rent_collected: fee_payer_rent_debit, }) ); } @@ -2037,7 +2041,7 @@ mod tests { let message = new_unchecked_sanitized_message(Message::new(&[], Some(&Pubkey::new_unique()))); - let mock_accounts = HashMap::new(); + let mock_accounts = LoadedAccountsMap::default(); let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); let result = batch_processor.validate_transaction_fee_payer( @@ -2064,8 +2068,8 @@ mod tests { new_unchecked_sanitized_message(Message::new(&[], Some(&Pubkey::new_unique()))); let fee_payer_address = message.fee_payer(); let fee_payer_account = AccountSharedData::new(1, 0, &Pubkey::default()); - let mut mock_accounts = HashMap::new(); - mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); + let mut mock_accounts = LoadedAccountsMap::default(); + mock_accounts.insert_account(*fee_payer_address, fee_payer_account.clone()); let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); @@ -2097,8 +2101,8 @@ mod tests { let min_balance = rent_collector.rent.minimum_balance(0); let starting_balance = min_balance + transaction_fee - 1; let fee_payer_account = AccountSharedData::new(starting_balance, 0, &Pubkey::default()); - let mut mock_accounts = HashMap::new(); - mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); + let mut mock_accounts = LoadedAccountsMap::default(); + mock_accounts.insert_account(*fee_payer_address, fee_payer_account.clone()); let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); @@ -2128,8 +2132,8 @@ mod tests { new_unchecked_sanitized_message(Message::new(&[], Some(&Pubkey::new_unique()))); let fee_payer_address = message.fee_payer(); let fee_payer_account = AccountSharedData::new(1_000_000, 0, &Pubkey::new_unique()); - let mut mock_accounts = HashMap::new(); - mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); + let mut mock_accounts = LoadedAccountsMap::default(); + mock_accounts.insert_account(*fee_payer_address, fee_payer_account.clone()); let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); @@ -2161,7 +2165,7 @@ mod tests { Some(&Pubkey::new_unique()), )); - let mock_accounts = HashMap::new(); + let mock_accounts = LoadedAccountsMap::default(); let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); let result = batch_processor.validate_transaction_fee_payer( @@ -2215,8 +2219,8 @@ mod tests { ) .unwrap(); - let mut mock_accounts = HashMap::new(); - mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); + let mut mock_accounts = LoadedAccountsMap::default(); + mock_accounts.insert_account(*fee_payer_address, fee_payer_account.clone()); let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); @@ -2261,8 +2265,10 @@ mod tests { loaded_fee_payer_account: LoadedTransactionAccount { loaded_size: fee_payer_account.data().len(), account: post_validation_fee_payer_account, - rent_collected: 0, - } + executable_in_batch: false, + valid_loader: false, + }, + loaded_fee_payer_rent_collected: 0, }) ); } @@ -2278,8 +2284,8 @@ mod tests { ) .unwrap(); - let mut mock_accounts = HashMap::new(); - mock_accounts.insert(*fee_payer_address, fee_payer_account.clone()); + let mut mock_accounts = LoadedAccountsMap::default(); + mock_accounts.insert_account(*fee_payer_address, fee_payer_account.clone()); let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); From 2b12b1beba0289b1c7e4377ef006e28918b22771 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Mon, 30 Sep 2024 01:55:29 -0700 Subject: [PATCH 39/52] fix account loader unit tests --- runtime/src/bank/tests.rs | 2 - svm/src/account_loader.rs | 325 +++++++++++++++++---------- svm/src/transaction_error_metrics.rs | 1 + 3 files changed, 211 insertions(+), 117 deletions(-) diff --git a/runtime/src/bank/tests.rs b/runtime/src/bank/tests.rs index 3525089d26e932..2e7ea11b745060 100644 --- a/runtime/src/bank/tests.rs +++ b/runtime/src/bank/tests.rs @@ -7130,7 +7130,6 @@ fn test_bpf_loader_upgradeable_deploy_with_max_len() { invocation_message.clone(), bank.last_blockhash(), ); - // XXX TODO FIXME this might change back to ProgramAccountNotFound when i add the cache stuff back assert_eq!( bank.process_transaction(&transaction), Err(TransactionError::InvalidProgramForExecution), @@ -7152,7 +7151,6 @@ fn test_bpf_loader_upgradeable_deploy_with_max_len() { let instruction = Instruction::new_with_bytes(buffer_address, &[], Vec::new()); let message = Message::new(&[instruction], Some(&mint_keypair.pubkey())); let transaction = Transaction::new(&[&binding], message, bank.last_blockhash()); - // XXX TODO FIXME this might change back to ProgramAccountNotFound when i add the cache stuff back assert_eq!( bank.process_transaction(&transaction), Err(TransactionError::InvalidProgramForExecution), diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 10d8feaeb568e6..8f81890aa60c51 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -446,6 +446,10 @@ pub fn validate_fee_payer( // XXX ok i mostly rewrote loading. next i have to fix unit tests // then add cache back to load_accounts() and check sizes per-message... uh. can i get compute budget there...... // also should i pull rent off the LoadedTransactionAccount object? need to store for fee payer, ig on its parent +// +// XXX MUST note to andrew that tests changed, most importantly: +// * some ProgramAccountNotFound errors become InvalidProgramForExecution because of loader pre-validation +// * loaders are no longer appended to the accounts list. actually i should improve these tests... #[derive(Debug, Clone)] struct AccountUsagePattern { @@ -700,7 +704,7 @@ fn load_transaction_accounts( return Err(TransactionError::InvalidProgramForExecution); } - // if we found a regular program, we flag that its loader may need to be counted and added to transaction accounts + // if we found a regular program, we flag its loader may need to be counted and added to transaction accounts // but if we also see that loader earlier or later in this loop, we override to ensure we dont double-count it // we never encounter NativeLoader here because we explicitly skipped adding it let owner_id = account.owner(); @@ -779,7 +783,8 @@ fn load_transaction_accounts( error_metrics, )?; - // XXX im gonna skip adding them to the accounts vec while i determine if we even need to + // NOTE in the old account loader, we would push loader programs onto the accounts list here + // this is not necessary, as loaders are fetched from cache } Ok(LoadedTransactionAccounts { @@ -913,7 +918,6 @@ fn construct_instructions_account(message: &impl SVMMessage) -> AccountSharedDat }) } -/* XXX #[cfg(test)] mod tests { use { @@ -1010,6 +1014,7 @@ mod tests { &[sanitized_tx.clone()], &vec![Ok(CheckedTransactionDetails::default())], None, + &ProgramCacheForTxBatch::default(), ); load_transaction( &loaded_accounts_map, @@ -1024,7 +1029,6 @@ mod tests { error_metrics, feature_set, rent_collector, - &ProgramCacheForTxBatch::default(), ) } @@ -1180,11 +1184,11 @@ mod tests { let load_result = load_accounts_aux_test(tx, &accounts, &mut error_metrics); - assert_eq!(error_metrics.account_not_found, 1); + assert_eq!(error_metrics.invalid_program_for_execution, 1); assert!(matches!( load_result, TransactionLoadResult::FeesOnly(FeesOnlyTransaction { - load_error: TransactionError::ProgramAccountNotFound, + load_error: TransactionError::InvalidProgramForExecution, .. }), )); @@ -1270,7 +1274,7 @@ mod tests { assert_eq!(error_metrics.account_not_found, 0); match &loaded_accounts { TransactionLoadResult::Loaded(loaded_transaction) => { - assert_eq!(loaded_transaction.accounts.len(), 4); + assert_eq!(loaded_transaction.accounts.len(), 3); assert_eq!(loaded_transaction.accounts[0].1, accounts[0].1); assert_eq!(loaded_transaction.program_indices.len(), 2); assert_eq!(loaded_transaction.program_indices[0], &[1]); @@ -1302,6 +1306,7 @@ mod tests { &[tx.clone()], &vec![Ok(CheckedTransactionDetails::default())], account_overrides, + &ProgramCacheForTxBatch::default(), ); load_transaction( &loaded_accounts_map, @@ -1310,7 +1315,6 @@ mod tests { &mut error_metrics, &FeatureSet::all_enabled(), &RentCollector::default(), - &ProgramCacheForTxBatch::default(), ) } @@ -1572,16 +1576,15 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = LoadedAccountsMap::default(); + let mut loaded_accounts_map = LoadedAccountsMap::default(); let fee_payer_balance = 200; let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(fee_payer_balance); - accounts_map.insert(fee_payer_address, fee_payer_account.clone()); + loaded_accounts_map.insert_account(fee_payer_address, fee_payer_account.clone()); let fee_payer_rent_debit = 42; let mut error_metrics = TransactionErrorMetrics::default(); - let loaded_programs = ProgramCacheForTxBatch::default(); let sanitized_transaction = SanitizedTransaction::new_for_tests( sanitized_message, @@ -1589,18 +1592,18 @@ mod tests { false, ); let result = load_transaction_accounts( - &accounts_map, + &loaded_accounts_map, sanitized_transaction.message(), LoadedTransactionAccount { loaded_size: fee_payer_account.data().len(), account: fee_payer_account.clone(), - rent_collected: fee_payer_rent_debit, + ..LoadedTransactionAccount::default() }, + fee_payer_rent_debit, &ComputeBudgetLimits::default(), &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), - &loaded_programs, ); let expected_rent_debits = { @@ -1635,14 +1638,13 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = LoadedAccountsMap::default(); - accounts_map.insert(native_loader::id(), AccountSharedData::default()); + let mut loaded_accounts_map = LoadedAccountsMap::default(); + loaded_accounts_map.insert_account(native_loader::id(), AccountSharedData::default()); let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(200); - accounts_map.insert(key1.pubkey(), fee_payer_account.clone()); + loaded_accounts_map.insert_account(key1.pubkey(), fee_payer_account.clone()); let mut error_metrics = TransactionErrorMetrics::default(); - let loaded_programs = ProgramCacheForTxBatch::default(); let sanitized_transaction = SanitizedTransaction::new_for_tests( sanitized_message, @@ -1650,17 +1652,17 @@ mod tests { false, ); let result = load_transaction_accounts( - &accounts_map, + &loaded_accounts_map, sanitized_transaction.message(), LoadedTransactionAccount { account: fee_payer_account.clone(), ..LoadedTransactionAccount::default() }, + 0, &ComputeBudgetLimits::default(), &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), - &loaded_programs, ); assert_eq!( @@ -1670,7 +1672,10 @@ mod tests { (key1.pubkey(), fee_payer_account), ( native_loader::id(), - accounts_map[&native_loader::id()].clone() + loaded_accounts_map + .get_account(&native_loader::id()) + .unwrap() + .clone() ) ], program_indices: vec![vec![]], @@ -1698,12 +1703,16 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = LoadedAccountsMap::default(); + let mut accounts_map = HashMap::new(); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); accounts_map.insert(key1.pubkey(), account_data); - let mut error_metrics = TransactionErrorMetrics::default(); + let callbacks = TestCallbacks { + accounts_map, + ..Default::default() + }; + let mut loaded_programs = ProgramCacheForTxBatch::default(); loaded_programs.replenish(key2.pubkey(), Arc::new(ProgramCacheEntry::default())); @@ -1712,18 +1721,28 @@ mod tests { vec![Signature::new_unique()], false, ); + + let loaded_accounts_map = load_accounts( + &callbacks, + &[sanitized_transaction.clone()], + &vec![Ok(CheckedTransactionDetails::default())], + None, + &loaded_programs, + ); + + let mut error_metrics = TransactionErrorMetrics::default(); let result = load_transaction_accounts( - &accounts_map, + &loaded_accounts_map, sanitized_transaction.message(), LoadedTransactionAccount::default(), + 0, &ComputeBudgetLimits::default(), &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), - &loaded_programs, ); - assert_eq!(result.err(), Some(TransactionError::AccountNotFound)); + assert_eq!(result.err(), Some(TransactionError::ProgramAccountNotFound)); } #[test] @@ -1885,13 +1904,12 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = LoadedAccountsMap::default(); + let mut loaded_accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); - accounts_map.insert(key1.pubkey(), account_data); + loaded_accounts_map.insert_account(key1.pubkey(), account_data); let mut error_metrics = TransactionErrorMetrics::default(); - let loaded_programs = ProgramCacheForTxBatch::default(); let sanitized_transaction = SanitizedTransaction::new_for_tests( sanitized_message, @@ -1899,14 +1917,14 @@ mod tests { false, ); let result = load_transaction_accounts( - &accounts_map, + &loaded_accounts_map, sanitized_transaction.message(), LoadedTransactionAccount::default(), + 0, &ComputeBudgetLimits::default(), &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), - &loaded_programs, ); assert_eq!(result.err(), Some(TransactionError::ProgramAccountNotFound)); @@ -1929,13 +1947,12 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = LoadedAccountsMap::default(); + let mut loaded_accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); - accounts_map.insert(key1.pubkey(), account_data); + loaded_accounts_map.insert_account(key1.pubkey(), account_data); let mut error_metrics = TransactionErrorMetrics::default(); - let loaded_programs = ProgramCacheForTxBatch::default(); let sanitized_transaction = SanitizedTransaction::new_for_tests( sanitized_message, @@ -1943,14 +1960,14 @@ mod tests { false, ); let result = load_transaction_accounts( - &accounts_map, + &loaded_accounts_map, sanitized_transaction.message(), LoadedTransactionAccount::default(), + 0, &ComputeBudgetLimits::default(), &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), - &loaded_programs, ); assert_eq!( @@ -1976,17 +1993,16 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = LoadedAccountsMap::default(); + let mut loaded_accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_owner(native_loader::id()); account_data.set_executable(true); - accounts_map.insert(key1.pubkey(), account_data); + loaded_accounts_map.insert_account(key1.pubkey(), account_data); let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(200); - accounts_map.insert(key2.pubkey(), fee_payer_account.clone()); + loaded_accounts_map.insert_account(key2.pubkey(), fee_payer_account.clone()); let mut error_metrics = TransactionErrorMetrics::default(); - let loaded_programs = ProgramCacheForTxBatch::default(); let sanitized_transaction = SanitizedTransaction::new_for_tests( sanitized_message, @@ -1994,17 +2010,17 @@ mod tests { false, ); let result = load_transaction_accounts( - &accounts_map, + &loaded_accounts_map, sanitized_transaction.message(), LoadedTransactionAccount { account: fee_payer_account.clone(), ..LoadedTransactionAccount::default() }, + 0, &ComputeBudgetLimits::default(), &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), - &loaded_programs, ); assert_eq!( @@ -2012,7 +2028,13 @@ mod tests { LoadedTransactionAccounts { accounts: vec![ (key2.pubkey(), fee_payer_account), - (key1.pubkey(), accounts_map[&key1.pubkey()].clone()), + ( + key1.pubkey(), + loaded_accounts_map + .get_account(&key1.pubkey()) + .unwrap() + .clone() + ), ], program_indices: vec![vec![1]], rent: 0, @@ -2039,16 +2061,15 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = LoadedAccountsMap::default(); + let mut loaded_accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); - accounts_map.insert(key1.pubkey(), account_data); + loaded_accounts_map.insert_account(key1.pubkey(), account_data); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); - accounts_map.insert(key2.pubkey(), account_data); + loaded_accounts_map.insert_account(key2.pubkey(), account_data); let mut error_metrics = TransactionErrorMetrics::default(); - let loaded_programs = ProgramCacheForTxBatch::default(); let sanitized_transaction = SanitizedTransaction::new_for_tests( sanitized_message, @@ -2056,17 +2077,20 @@ mod tests { false, ); let result = load_transaction_accounts( - &accounts_map, + &loaded_accounts_map, sanitized_transaction.message(), LoadedTransactionAccount::default(), + 0, &ComputeBudgetLimits::default(), &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), - &loaded_programs, ); - assert_eq!(result.err(), Some(TransactionError::ProgramAccountNotFound)); + assert_eq!( + result.err(), + Some(TransactionError::InvalidProgramForExecution) + ); } #[test] @@ -2087,19 +2111,18 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = LoadedAccountsMap::default(); + let mut loaded_accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(key3.pubkey()); - accounts_map.insert(key1.pubkey(), account_data); + loaded_accounts_map.insert_account(key1.pubkey(), account_data); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); - accounts_map.insert(key2.pubkey(), account_data); + loaded_accounts_map.insert_account(key2.pubkey(), account_data); - accounts_map.insert(key3.pubkey(), AccountSharedData::default()); + loaded_accounts_map.insert_account(key3.pubkey(), AccountSharedData::default()); let mut error_metrics = TransactionErrorMetrics::default(); - let loaded_programs = ProgramCacheForTxBatch::default(); let sanitized_transaction = SanitizedTransaction::new_for_tests( sanitized_message, @@ -2107,14 +2130,14 @@ mod tests { false, ); let result = load_transaction_accounts( - &accounts_map, + &loaded_accounts_map, sanitized_transaction.message(), LoadedTransactionAccount::default(), + 0, &ComputeBudgetLimits::default(), &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), - &loaded_programs, ); assert_eq!( @@ -2141,41 +2164,59 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = LoadedAccountsMap::default(); + let mut loaded_accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(key3.pubkey()); - accounts_map.insert(key1.pubkey(), account_data); + loaded_accounts_map.insert_account(key1.pubkey(), account_data); let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(200); - accounts_map.insert(key2.pubkey(), fee_payer_account.clone()); - - let mut account_data = AccountSharedData::default(); - account_data.set_executable(true); - account_data.set_owner(native_loader::id()); - accounts_map.insert(key3.pubkey(), account_data); - - let mut error_metrics = TransactionErrorMetrics::default(); - let loaded_programs = ProgramCacheForTxBatch::default(); + loaded_accounts_map.insert_account(key2.pubkey(), fee_payer_account.clone()); let sanitized_transaction = SanitizedTransaction::new_for_tests( sanitized_message, vec![Signature::new_unique()], false, ); + + // program fails to load without a valid loader + let mut error_metrics = TransactionErrorMetrics::default(); let result = load_transaction_accounts( - &accounts_map, + &loaded_accounts_map, sanitized_transaction.message(), LoadedTransactionAccount { account: fee_payer_account.clone(), ..LoadedTransactionAccount::default() }, + 0, + &ComputeBudgetLimits::default(), + &mut error_metrics, + &FeatureSet::default(), + &RentCollector::default(), + ); + + assert_eq!(error_metrics.invalid_program_for_execution, 1); + assert!(result.is_err()); + + let mut account_data = AccountSharedData::default(); + account_data.set_executable(true); + account_data.set_owner(native_loader::id()); + loaded_accounts_map.insert_account(key3.pubkey(), account_data); + + let mut error_metrics = TransactionErrorMetrics::default(); + let result = load_transaction_accounts( + &loaded_accounts_map, + sanitized_transaction.message(), + LoadedTransactionAccount { + account: fee_payer_account.clone(), + ..LoadedTransactionAccount::default() + }, + 0, &ComputeBudgetLimits::default(), &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), - &loaded_programs, ); assert_eq!( @@ -2183,8 +2224,13 @@ mod tests { LoadedTransactionAccounts { accounts: vec![ (key2.pubkey(), fee_payer_account), - (key1.pubkey(), accounts_map[&key1.pubkey()].clone()), - (key3.pubkey(), accounts_map[&key3.pubkey()].clone()), + ( + key1.pubkey(), + loaded_accounts_map + .get_account(&key1.pubkey()) + .unwrap() + .clone() + ), ], program_indices: vec![vec![1]], rent: 0, @@ -2220,41 +2266,59 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = LoadedAccountsMap::default(); + let mut loaded_accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(key3.pubkey()); - accounts_map.insert(key1.pubkey(), account_data); + loaded_accounts_map.insert_account(key1.pubkey(), account_data); let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(200); - accounts_map.insert(key2.pubkey(), fee_payer_account.clone()); - - let mut account_data = AccountSharedData::default(); - account_data.set_executable(true); - account_data.set_owner(native_loader::id()); - accounts_map.insert(key3.pubkey(), account_data); - - let mut error_metrics = TransactionErrorMetrics::default(); - let loaded_programs = ProgramCacheForTxBatch::default(); + loaded_accounts_map.insert_account(key2.pubkey(), fee_payer_account.clone()); let sanitized_transaction = SanitizedTransaction::new_for_tests( sanitized_message, vec![Signature::new_unique()], false, ); + + // program fails to load without a valid loader + let mut error_metrics = TransactionErrorMetrics::default(); let result = load_transaction_accounts( - &accounts_map, + &loaded_accounts_map, sanitized_transaction.message(), LoadedTransactionAccount { account: fee_payer_account.clone(), ..LoadedTransactionAccount::default() }, + 0, + &ComputeBudgetLimits::default(), + &mut error_metrics, + &FeatureSet::default(), + &RentCollector::default(), + ); + + assert_eq!(error_metrics.invalid_program_for_execution, 1); + assert!(result.is_err()); + + let mut account_data = AccountSharedData::default(); + account_data.set_executable(true); + account_data.set_owner(native_loader::id()); + loaded_accounts_map.insert_account(key3.pubkey(), account_data); + + let mut error_metrics = TransactionErrorMetrics::default(); + let result = load_transaction_accounts( + &loaded_accounts_map, + sanitized_transaction.message(), + LoadedTransactionAccount { + account: fee_payer_account.clone(), + ..LoadedTransactionAccount::default() + }, + 0, &ComputeBudgetLimits::default(), &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), - &loaded_programs, ); let mut account_data = AccountSharedData::default(); @@ -2264,9 +2328,14 @@ mod tests { LoadedTransactionAccounts { accounts: vec![ (key2.pubkey(), fee_payer_account), - (key1.pubkey(), accounts_map[&key1.pubkey()].clone()), + ( + key1.pubkey(), + loaded_accounts_map + .get_account(&key1.pubkey()) + .unwrap() + .clone() + ), (key4.pubkey(), account_data), - (key3.pubkey(), accounts_map[&key3.pubkey()].clone()), ], program_indices: vec![vec![1], vec![1]], rent: 0, @@ -2279,20 +2348,20 @@ mod tests { #[test] fn test_rent_state_list_len() { let mint_keypair = Keypair::new(); - let mut accounts_map = LoadedAccountsMap::default(); + let mut loaded_accounts_map = LoadedAccountsMap::default(); let recipient = Pubkey::new_unique(); let last_block_hash = Hash::new_unique(); let mut system_data = AccountSharedData::default(); system_data.set_executable(true); system_data.set_owner(native_loader::id()); - accounts_map.insert(Pubkey::new_from_array([0u8; 32]), system_data); + loaded_accounts_map.insert_account(Pubkey::new_from_array([0u8; 32]), system_data); let mut mint_data = AccountSharedData::default(); mint_data.set_lamports(2); - accounts_map.insert(mint_keypair.pubkey(), mint_data); + loaded_accounts_map.insert_account(mint_keypair.pubkey(), mint_data); - accounts_map.insert(recipient, AccountSharedData::default()); + loaded_accounts_map.insert_account(recipient, AccountSharedData::default()); let tx = system_transaction::transfer( &mint_keypair, @@ -2304,13 +2373,12 @@ mod tests { let sanitized_tx = SanitizedTransaction::from_transaction_for_tests(tx); let mut error_metrics = TransactionErrorMetrics::default(); let load_result = load_transaction( - &accounts_map, + &loaded_accounts_map, &sanitized_tx, Ok(ValidatedTransactionDetails::default()), &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), - &ProgramCacheForTxBatch::default(), ); let TransactionLoadResult::Loaded(loaded_transaction) = load_result else { @@ -2365,23 +2433,15 @@ mod tests { }; let sanitized_message = new_unchecked_sanitized_message(message); - let mut accounts_map = LoadedAccountsMap::default(); + let mut loaded_accounts_map = LoadedAccountsMap::default(); let mut account_data = AccountSharedData::default(); account_data.set_executable(true); account_data.set_owner(key3.pubkey()); - accounts_map.insert(key1.pubkey(), account_data); + loaded_accounts_map.insert_account(key1.pubkey(), account_data); let mut fee_payer_account = AccountSharedData::default(); fee_payer_account.set_lamports(200); - accounts_map.insert(key2.pubkey(), fee_payer_account.clone()); - - let mut account_data = AccountSharedData::default(); - account_data.set_executable(true); - account_data.set_owner(native_loader::id()); - accounts_map.insert(key3.pubkey(), account_data); - - let mut error_metrics = TransactionErrorMetrics::default(); - let loaded_programs = ProgramCacheForTxBatch::default(); + loaded_accounts_map.insert_account(key2.pubkey(), fee_payer_account.clone()); let sanitized_transaction = SanitizedTransaction::new_for_tests( sanitized_message, @@ -2396,19 +2456,45 @@ mod tests { ..ValidatedTransactionDetails::default() }); + // program fails to load without a valid loader + let mut error_metrics = TransactionErrorMetrics::default(); + let load_result = load_transaction( + &loaded_accounts_map, + &sanitized_transaction, + validation_result.clone(), + &mut error_metrics, + &FeatureSet::default(), + &RentCollector::default(), + ); + + assert_eq!(error_metrics.invalid_program_for_execution, 1); + match load_result { + TransactionLoadResult::FeesOnly(_) => {} + TransactionLoadResult::Loaded(_) => { + panic!("transaction loading succeeded unexpectedly") + } + TransactionLoadResult::NotLoaded(_) => panic!("transaction loading failed wrongly"), + }; + + let mut account_data = AccountSharedData::default(); + account_data.set_executable(true); + account_data.set_owner(native_loader::id()); + loaded_accounts_map.insert_account(key3.pubkey(), account_data); + + let mut error_metrics = TransactionErrorMetrics::default(); let load_result = load_transaction( - &accounts_map, + &loaded_accounts_map, &sanitized_transaction, validation_result, &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), - &loaded_programs, ); let mut account_data = AccountSharedData::default(); account_data.set_rent_epoch(RENT_EXEMPT_RENT_EPOCH); + assert_eq!(error_metrics, TransactionErrorMetrics::default()); let TransactionLoadResult::Loaded(loaded_transaction) = load_result else { panic!("transaction loading failed"); }; @@ -2416,10 +2502,21 @@ mod tests { loaded_transaction, LoadedTransaction { accounts: vec![ - (key2.pubkey(), accounts_map[&key2.pubkey()].clone()), - (key1.pubkey(), accounts_map[&key1.pubkey()].clone()), + ( + key2.pubkey(), + loaded_accounts_map + .get_account(&key2.pubkey()) + .unwrap() + .clone() + ), + ( + key1.pubkey(), + loaded_accounts_map + .get_account(&key1.pubkey()) + .unwrap() + .clone() + ), (key4.pubkey(), account_data), - (key3.pubkey(), accounts_map[&key3.pubkey()].clone()), ], program_indices: vec![vec![1], vec![1]], fee_details: FeeDetails::default(), @@ -2434,7 +2531,7 @@ mod tests { #[test] fn test_load_accounts_error() { - let accounts_map = HashMap::default(); + let loaded_accounts_map = LoadedAccountsMap::default(); let feature_set = FeatureSet::default(); let rent_collector = RentCollector::default(); @@ -2458,13 +2555,12 @@ mod tests { let validation_result = Ok(ValidatedTransactionDetails::default()); let load_result = load_transaction( - &accounts_map, + &loaded_accounts_map, &sanitized_transaction, validation_result, &mut TransactionErrorMetrics::default(), &feature_set, &rent_collector, - &ProgramCacheForTxBatch::default(), ); assert!(matches!( @@ -2478,13 +2574,12 @@ mod tests { let validation_result = Err(TransactionError::InvalidWritableAccount); let load_result = load_transaction( - &accounts_map, + &loaded_accounts_map, &sanitized_transaction, validation_result, &mut TransactionErrorMetrics::default(), &feature_set, &rent_collector, - &ProgramCacheForTxBatch::default(), ); assert!(matches!( @@ -2624,6 +2719,7 @@ mod tests { &[sanitized_transaction], &vec![Ok(CheckedTransactionDetails::default())], None, + &ProgramCacheForTxBatch::default(), ); // ensure the loaded accounts are inspected @@ -2882,4 +2978,3 @@ mod tests { } } } -*/ diff --git a/svm/src/transaction_error_metrics.rs b/svm/src/transaction_error_metrics.rs index 5b3ec2b7e53d1d..0d14f03d8fa640 100644 --- a/svm/src/transaction_error_metrics.rs +++ b/svm/src/transaction_error_metrics.rs @@ -1,6 +1,7 @@ use solana_sdk::saturating_add_assign; #[derive(Debug, Default)] +#[cfg_attr(feature = "dev-context-only-utils", derive(PartialEq))] pub struct TransactionErrorMetrics { pub total: usize, pub account_in_use: usize, From 3dd696392fba5e0c579f752a913faa1dba4ac661 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Mon, 30 Sep 2024 04:20:57 -0700 Subject: [PATCH 40/52] i never want to see a nonce transaction again as long as i live --- svm/src/transaction_processor.rs | 64 +++++---- svm/tests/integration_test.rs | 230 +++++++++++++++++++++++++++++-- 2 files changed, 254 insertions(+), 40 deletions(-) diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index f0b8ddda7324f9..77319f31835486 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -47,10 +47,10 @@ use { hash::Hash, inner_instruction::{InnerInstruction, InnerInstructionsList}, instruction::{CompiledInstruction, TRANSACTION_LEVEL_STACK_HEIGHT}, - nonce::state::{State as NonceState, Versions as NonceVersions}, + nonce::state::{DurableNonce, State as NonceState, Versions as NonceVersions}, pubkey::Pubkey, rent_collector::RentCollector, - saturating_add_assign, + saturating_add_assign, system_program, transaction::{self, TransactionError}, transaction_context::{ExecutionRecord, TransactionContext}, }, @@ -290,6 +290,7 @@ impl TransactionBatchProcessor { let (mut validate_fees_us, mut load_transactions_us, mut execution_us): (u64, u64, u64) = (0, 0, 0); + let durable_nonce = DurableNonce::from_blockhash(&environment.blockhash); for (tx, check_result) in sanitized_txs.iter().zip(check_results) { let (validate_result, single_validate_fees_us) = measure_us!(check_result.and_then(|tx_details| { @@ -297,6 +298,7 @@ impl TransactionBatchProcessor { &loaded_accounts_map, tx, tx_details, + &durable_nonce, &environment.feature_set, environment .fee_structure @@ -413,6 +415,7 @@ impl TransactionBatchProcessor { loaded_accounts_map: &LoadedAccountsMap, message: &impl SVMMessage, checked_details: CheckedTransactionDetails, + durable_nonce: &DurableNonce, feature_set: &FeatureSet, fee_structure: &FeeStructure, rent_collector: &dyn SVMRentCollector, @@ -443,7 +446,7 @@ impl TransactionBatchProcessor { .rent_amount; let CheckedTransactionDetails { - nonce, + nonce: advanced_nonce, lamports_per_signature, } = checked_details; @@ -468,31 +471,24 @@ impl TransactionBatchProcessor { // If the nonce has been used in this batch already, we must drop the transaction // This is the same as if it was used is different batches in the same slot - // If the nonce account was closed in the batch, we behave as if the blockhash didn't validate - if let Some(ref nonce_info) = nonce { + // If the nonce account was closed in the batch, we error as if the blockhash didn't validate + // We must vaidate the account in case it was reopened, either as a normal system account, or a fake nonce account + // XXX this logic is *exceedingly* tricky, but i havent thought of a better way + if let Some(ref advanced_nonce_info) = advanced_nonce { let nonces_are_equal = loaded_accounts_map - .get_account(nonce_info.address()) - .and_then(|nonce_account| { - // NOTE we cannot directly compare nonce account data because rent epochs may differ - // XXX TODO FIXME this is fundamentally evil on a number of levels: - // * we dont have a State impl so we have to use StateMut - // but we shouldnt add one because... - // * we have to parse both nonce accounts. we could compare current to DurableNonce(last_blockhash)... - // but we would still need to parse one acccount, and i dont think i want to parse either - // i believe the best way would be to add some bytemuck thing to NonceVersions - // which returns Option<&Hash> or Option<&DurableNonce> (ie, None if we arent NonceState::Initialized) - // but i would like feeback on this idea before i implement it - let current_nonce = StateMut::::state(nonce_account).ok()?; - let future_nonce = - StateMut::::state(nonce_info.account()).ok()?; - match (current_nonce.state(), future_nonce.state()) { - ( - NonceState::Initialized(ref current_data), - NonceState::Initialized(ref future_data), - ) => Some(current_data.blockhash() == future_data.blockhash()), + .get_account(advanced_nonce_info.address()) + .and_then(|current_nonce_account| { + system_program::check_id(current_nonce_account.owner()).then_some(())?; + StateMut::::state(current_nonce_account).ok() + }) + .and_then( + |current_nonce_versions| match current_nonce_versions.state() { + NonceState::Initialized(ref current_nonce_data) => { + Some(¤t_nonce_data.durable_nonce == durable_nonce) + } _ => None, - } - }); + }, + ); match nonces_are_equal { Some(false) => (), @@ -510,7 +506,7 @@ impl TransactionBatchProcessor { // Capture fee-subtracted fee payer account and next nonce account state // to commit if transaction execution fails. let rollback_accounts = RollbackAccounts::new( - nonce, + advanced_nonce, *fee_payer_address, fee_payer_account.clone(), fee_payer_rent_debit, @@ -1924,6 +1920,7 @@ mod tests { nonce: None, lamports_per_signature, }, + &DurableNonce::default(), &FeatureSet::default(), &FeeStructure::default(), &rent_collector, @@ -1999,6 +1996,7 @@ mod tests { nonce: None, lamports_per_signature, }, + &DurableNonce::default(), &FeatureSet::default(), &FeeStructure::default(), &rent_collector, @@ -2051,6 +2049,7 @@ mod tests { nonce: None, lamports_per_signature, }, + &DurableNonce::default(), &FeatureSet::default(), &FeeStructure::default(), &RentCollector::default(), @@ -2080,6 +2079,7 @@ mod tests { nonce: None, lamports_per_signature, }, + &DurableNonce::default(), &FeatureSet::default(), &FeeStructure::default(), &RentCollector::default(), @@ -2113,6 +2113,7 @@ mod tests { nonce: None, lamports_per_signature, }, + &DurableNonce::default(), &FeatureSet::default(), &FeeStructure::default(), &rent_collector, @@ -2144,6 +2145,7 @@ mod tests { nonce: None, lamports_per_signature, }, + &DurableNonce::default(), &FeatureSet::default(), &FeeStructure::default(), &RentCollector::default(), @@ -2175,6 +2177,7 @@ mod tests { nonce: None, lamports_per_signature, }, + &DurableNonce::default(), &FeatureSet::default(), &FeeStructure::default(), &RentCollector::default(), @@ -2225,10 +2228,9 @@ mod tests { let mut error_counters = TransactionErrorMetrics::default(); let batch_processor = TransactionBatchProcessor::::default(); + let durable_nonce = DurableNonce::from_blockhash(&Hash::new_unique()); let mut future_nonce = NonceInfo::new(*fee_payer_address, fee_payer_account.clone()); - future_nonce - .try_advance_nonce(DurableNonce::from_blockhash(&Hash::new_unique()), 0) - .unwrap(); + future_nonce.try_advance_nonce(durable_nonce, 0).unwrap(); let result = batch_processor.validate_transaction_fee_payer( &mock_accounts, @@ -2237,6 +2239,7 @@ mod tests { nonce: Some(future_nonce.clone()), lamports_per_signature, }, + &durable_nonce, &feature_set, &FeeStructure::default(), &rent_collector, @@ -2296,6 +2299,7 @@ mod tests { nonce: None, lamports_per_signature, }, + &DurableNonce::default(), &feature_set, &FeeStructure::default(), &rent_collector, diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index 7269f30eb54a7d..d14b1879688fb8 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -1169,13 +1169,15 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve let program_id = program_address(program_name); let fee_payer_keypair = Keypair::new(); + let non_fee_nonce_keypair = Keypair::new(); let fee_payer = fee_payer_keypair.pubkey(); let nonce_pubkey = if fee_paying_nonce { fee_payer } else { - Pubkey::new_unique() + non_fee_nonce_keypair.pubkey() }; + let nonce_size = nonce::State::size(); let initial_durable = DurableNonce::from_blockhash(&Hash::new_unique()); let initial_nonce_data = nonce::state::Data::new(fee_payer, initial_durable, LAMPORTS_PER_SIGNATURE); @@ -1194,6 +1196,13 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve .unwrap(); let advance_instruction = system_instruction::advance_nonce_account(&nonce_pubkey, &fee_payer); + let withdraw_instruction = system_instruction::withdraw_nonce_account( + &nonce_pubkey, + &fee_payer, + &fee_payer, + LAMPORTS_PER_SOL, + ); + let successful_noop_instruction = Instruction::new_with_bytes(program_id, &[], vec![]); let failing_noop_instruction = Instruction::new_with_bytes(system_program::id(), &[], vec![]); let fee_only_noop_instruction = Instruction::new_with_bytes(Pubkey::new_unique(), &[], vec![]); @@ -1377,18 +1386,219 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve } } + // batch 5: + // * a successful blockhash transaction that closes the nonce + // * a nonce transaction that uses the nonce; this transaction must be dropped + // * a successful blockhash noop transaction that touches the nonce, convenience to see state update + if !fee_paying_nonce { + let mut test_entry = common_test_entry.clone(); + + let first_transaction = Transaction::new_signed_with_payer( + &[withdraw_instruction.clone()], + Some(&fee_payer), + &[&fee_payer_keypair], + Hash::default(), + ); + + test_entry.push_transaction(first_transaction); + test_entry.push_nonce_transaction_with_status( + second_transaction.clone(), + advanced_nonce_info.clone(), + ExecutionStatus::Discarded, + ); + test_entry.push_transaction(Transaction::new_signed_with_payer( + &[Instruction::new_with_bytes( + program_id, + &[], + vec![AccountMeta::new_readonly(nonce_pubkey, false)], + )], + Some(&fee_payer), + &[&fee_payer_keypair], + Hash::default(), + )); + + test_entry + .increase_expected_lamports(&fee_payer, LAMPORTS_PER_SOL - LAMPORTS_PER_SIGNATURE); + + test_entry.update_expected_account_data(nonce_pubkey, &AccountSharedData::default()); + + test_entries.push(test_entry); + } + + // batch 6: + // * a successful blockhash transaction that closes the nonce + // * a successful blockhash transaction that funds the closed account + // * a nonce transaction that uses the account; this transaction must be dropped + if !fee_paying_nonce { + let mut test_entry = common_test_entry.clone(); + + let first_transaction = Transaction::new_signed_with_payer( + &[withdraw_instruction.clone()], + Some(&fee_payer), + &[&fee_payer_keypair], + Hash::default(), + ); + + let middle_transaction = system_transaction::transfer( + &fee_payer_keypair, + &nonce_pubkey, + LAMPORTS_PER_SOL, + Hash::default(), + ); + + test_entry.push_transaction(first_transaction); + test_entry.push_transaction(middle_transaction); + test_entry.push_nonce_transaction_with_status( + second_transaction.clone(), + advanced_nonce_info.clone(), + ExecutionStatus::Discarded, + ); + + test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE); + + let mut new_nonce_state = AccountSharedData::default(); + new_nonce_state.set_lamports(LAMPORTS_PER_SOL); + + test_entry.update_expected_account_data(nonce_pubkey, &new_nonce_state); + + test_entries.push(test_entry); + } + + // batch 7: + // * a successful blockhash transaction that closes the nonce + // * a successful blockhash transaction that reopens the account with proper nonce size + // * a nonce transaction that uses the account; this transaction must be dropped + if !fee_paying_nonce { + let mut test_entry = common_test_entry.clone(); + + let first_transaction = Transaction::new_signed_with_payer( + &[withdraw_instruction.clone()], + Some(&fee_payer), + &[&fee_payer_keypair], + Hash::default(), + ); + + let middle_transaction = system_transaction::create_account( + &fee_payer_keypair, + &non_fee_nonce_keypair, + Hash::default(), + LAMPORTS_PER_SOL, + nonce_size as u64, + &system_program::id(), + ); + + test_entry.push_transaction(first_transaction); + test_entry.push_transaction(middle_transaction); + test_entry.push_nonce_transaction_with_status( + second_transaction.clone(), + advanced_nonce_info.clone(), + ExecutionStatus::Discarded, + ); + + test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE * 2); + + let new_nonce_state = AccountSharedData::create( + LAMPORTS_PER_SOL, + vec![0; nonce_size], + system_program::id(), + false, + u64::MAX, + ); + + test_entry.update_expected_account_data(nonce_pubkey, &new_nonce_state); + + test_entries.push(test_entry); + } + + // batch 8: + // * a successful blockhash transaction that closes the nonce + // * a successful blockhash transaction that reopens the nonce + // * a nonce transaction that uses the nonce; this transaction must be dropped + if !fee_paying_nonce { + let mut test_entry = common_test_entry.clone(); + + let first_transaction = Transaction::new_signed_with_payer( + &[withdraw_instruction.clone()], + Some(&fee_payer), + &[&fee_payer_keypair], + Hash::default(), + ); + + let create_instructions = system_instruction::create_nonce_account( + &fee_payer, + &nonce_pubkey, + &fee_payer, + LAMPORTS_PER_SOL, + ); + + let middle_transaction = Transaction::new_signed_with_payer( + &create_instructions, + Some(&fee_payer), + &[&fee_payer_keypair, &non_fee_nonce_keypair], + Hash::default(), + ); + + test_entry.push_transaction(first_transaction); + test_entry.push_transaction(middle_transaction); + test_entry.push_nonce_transaction_with_status( + second_transaction.clone(), + advanced_nonce_info.clone(), + ExecutionStatus::Discarded, + ); + + test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE * 2); + + test_entries.push(test_entry); + } + + // batch 9: + // * a successful blockhash noop transaction + // * a nonce transaction that uses a spoofed nonce account; this transaction must be dropped + // check_age would never let such a transaction through validation + // this simulates the case where someone closes a nonce account, then reuses the address in the same batch + // but as a non-system account that parses as an initialized nonce account + if !fee_paying_nonce { + let mut test_entry = common_test_entry.clone(); + test_entry.initial_accounts.remove(&nonce_pubkey); + test_entry.final_accounts.remove(&nonce_pubkey); + + let mut fake_nonce_account = initial_nonce_account.clone(); + fake_nonce_account.set_rent_epoch(u64::MAX); + fake_nonce_account.set_owner(Pubkey::new_unique()); + test_entry.add_initial_account(nonce_pubkey, &fake_nonce_account); + + let first_transaction = Transaction::new_signed_with_payer( + &[successful_noop_instruction.clone()], + Some(&fee_payer), + &[&fee_payer_keypair], + Hash::default(), + ); + + test_entry.push_transaction(first_transaction); + test_entry.push_nonce_transaction_with_status( + second_transaction.clone(), + advanced_nonce_info.clone(), + ExecutionStatus::Discarded, + ); + + test_entries.push(test_entry); + } + + for test_entry in &mut test_entries { + test_entry + .initial_programs + .push((program_name.to_string(), DEPLOYMENT_SLOT)); + + if enable_fee_only_transactions { + test_entry + .enabled_features + .push(feature_set::enable_transaction_loading_failure_fees::id()); + } + } + test_entries } -// XXX TODO FIXME more bizarre nonce cases we might want to test: -// * withdraw from nonce, then use (discard) -// * withdraw from nonce, fund, then use (discard) -// * withdraw from nonce, create account of nonce size, then use (discard) -// * as above but use it as the fee-payer of a fee-only transaction (discard) -// reading the code i believe these are all safe, validate_transaction_fee_payer should ? an error -// * withdraw from nonce, create new nonce, then use (discard) -// this one is safe also, because new nonces are initialized with the current durable nonce - // XXX TODO FIXME i decided i dont need to test program deployment intrabatch // by (correctly) enforcing programs are executable during initial loading, we drop anything that could take advantage of it // hm what happens if tx1 deploys the program and tx2 tries to write it tho. i assume the loader program would execute-fail From f9e10163e0417e414f8fa34e831608d3e8efd4d8 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Mon, 30 Sep 2024 09:20:27 -0700 Subject: [PATCH 41/52] clean up leftover comments --- svm/src/account_loader.rs | 134 +++---------------------------- svm/src/transaction_processor.rs | 1 - svm/tests/integration_test.rs | 10 +-- 3 files changed, 12 insertions(+), 133 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 8f81890aa60c51..a073209c7291f1 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -186,10 +186,7 @@ impl LoadedAccountsMap { } } -// XXX stripped down version of `collect_accounts_to_store()` -// we might want to have both functions use the same account selection code but maybe it doesnt really matter -// the thing is that code *really* wants to be collecting vectors of extra stuff -// so the stuff we want to avoid doing is woven very tightly into it. idk maybe i lack vision tho +// stripped-down version of `collect_accounts_to_store()` from account_saver.rs pub(crate) fn collect_and_update_loaded_accounts( loaded_accounts_map: &mut LoadedAccountsMap, transaction: &T, @@ -226,7 +223,9 @@ fn update_accounts_for_successful_tx( transaction: &T, transaction_accounts: &[TransactionAccount], ) { - // XXX note this is different from account saver but (unless i push loaders) accurate for us + // NOTE this selection criterion is different from account saver but accurate for us + // namely, we do not append to the transaction accounts vec + // so transaction_accounts.len() == transaction.account_keys().len() for (i, (address, account)) in transaction_accounts.iter().enumerate() { if !transaction.is_writable(i) { continue; @@ -353,104 +352,6 @@ pub fn validate_fee_payer( ) } -// XXX HANA ok what changed -// load_accounts and others take a SVMMessage trait object now -// load_accounts passes through the validation results instead of unwrapping it -// the point of this is starry added a new TransactionLoadResult which describes outcome explicitly -// not executed, pay fees only, or execute -// load_transaction_accounts starts by "collecting" the fee payer without loading -// then runs each account_key through load_transaction_account (new fn) which does what the first stage used to -// yea reading through it its functionally identical. note i can remove the override tho -// and then yup second stage is 100% unchanged. this is not a hard merge, just too complicated to read with inline diffs -// -// XXX TODO OK i have to fix the integration test pr and then rebase this on that -// which is going to break again because theres a new feature gate for changing fees for load failure for simd82... -// then... add account change carryover and write tests! basic fee/nonce/normal account, plus the program cache gauntlet -// starry mentioned `collect_accounts_to_store()` as a place that shows how to handle saving all accounts -// -// XXX ok!! brooks has also changed transaction processing but his is very simple -// he is adding a mechanism to beacon back a hash of initial account states out to the bank -// i commented out for now, he has one more pr to add -// this one will be very satisfying, i can move it all into `load_accounts()` and cut the number of calls substantially -// so next i wanna... yea, write the update function and then some more tests -// -// the other thing to remember is the program cache tests. do i need to change the framework for that at all? -// hm. i believe i need a mechanism to forward the cache to the next state... ugh -// -// XXX ok new day new me. i started writing the update function this week but wanted to reuse the saver fns -// but they mutated the rollback accounts. so i started another pr to roll nonces earlier -// i am pretty sure that is almost through code review now! so i can use the saver fn now -// i think i can just use the collect accounts function directly actually? lol so simple -// -// XXX ok we are finally back on this branch after finishing #2741 -// unfortunately account saver was moved out of svm so we have to move it back in -// i also fixed the new inspect account bank feature to work with my new load_accounts function -// i... think my accounts_map update flow works?? so the next things i want to do are... -// * write basic tests reusing accounts. the write test covering all the stupid fee payer cases -// ie unfunded -> funded, funded -> unfunded, etc. and the nonce cases -// * figure out the type signature nonsense re: collect accounts so its not so stupid -// * make validate_transaction_fee_payer take the hashmap rather than callback -// * oh god i have to write tests for the program cache i forgot all about thta -// probably remove the executed check. if this can go in without a feature gate that would be wonderful -// honestly if we do feature gate i have no idea how to structure it -// copy-paste the entire account_loader file including all tests? so we can simply delete the old one later? -// ok just do this assuming no feature gate then ask andrew. it will be easier than weaving everything back together on spec -// -// XXX OK latest update. program cache tests next? -// also account dealloc tests, i think i should write a custom program that does something like -// ixn to write to account, ixn to remove lamports, ixn that succeeds or fails depending on account data -// then... go through for comments of things to clean up. -// -// XXX ok i finally have a perfect (i hope) impl of implicit account dropping -// next i want to... -// * (unrelated) code review for sam -// * write simd for new loader definition -// * fix my loader code to be nicer. we are feature gating this so have a blast -// * test program cache........... tbh maybe i can skip it as out of scope -// * make a list of all the weird bugs and edge cases i found to make code review easier -// X design a replacement for collect_accounts_to_store -// * consider how to handle the data size limits catch-22 -// i think a rules change "cannot violate data size at start of batch OR before execution" is fine -// it makes the loops a bit more annoying but its fine i guess, just accumulate per-message... -// its annoying because i have to go through messages to get keys and then go through keys and map back to messages -// actually its double-annoying because i dont have a mechanism here to invalidate transaction check result -// i guess i could mutate it........ ok this is weird enough i should save it for andrew -// -// ok thats seems fine for now. then next pass of cleanups -// then... i need to make a new branch and feature-gate this, please end me -// i guess the least horrible strategy is let account_loader_v2 import the existing one -// and then import stuff that doesnt change, use stuff that does -// do code changes only in first commit, then all the test changes/additions separately -// actually it shouldnt be so bad, eg the integration_test.rs file i just copy-paste -// remember to rebase on master first!!! i might have to drop a commit since i merged something today -// -// XXX OK. jfc. what am i doing tomorrow: -// * add executable_in_batch to LoadedTransactionAccount -// * make LoadedAccountsMap hold LoadedTransactionAccount. im undecided on type vs newtype -// * program id loop in load_accounts() marks whether programs are originally executable -// * in load_transaction_accounts() aka this function, check if the program is *executable in batch* -// * get rid of the cache load in load_transaction_account(), its completely pointless -// * add the cache load back to load_accounts() if reasonable -// its a bit tricky because i need to check !ixn_acct && !writable for *all* messages -// if i can do my loader redefinition: -// * dont load or add non-ixn account loaders in load_accounts(), just check ids -// we still want to enforce data sizes tho. can i get them from the batch cache? -// * dont push loaders onto the vec in load_transaction_accounts(), just check sizes -// i might be able to get away with this anyway -// if i get my accounts-db executable check: -// * add back the cache to load_accounts() *without* loading the data -// come to think of it how tf do non-executable acocunts und up in cache anyway -// and if i decide to do data sizes in load_accounts(), do it. i think i want to short-circuit loading for that message -// dont worry about marking it in any way. transaction loading should charge it fee-only at the same stopping point -// -// XXX ok i mostly rewrote loading. next i have to fix unit tests -// then add cache back to load_accounts() and check sizes per-message... uh. can i get compute budget there...... -// also should i pull rent off the LoadedTransactionAccount object? need to store for fee payer, ig on its parent -// -// XXX MUST note to andrew that tests changed, most importantly: -// * some ProgramAccountNotFound errors become InvalidProgramForExecution because of loader pre-validation -// * loaders are no longer appended to the accounts list. actually i should improve these tests... - #[derive(Debug, Clone)] struct AccountUsagePattern { is_writable: bool, @@ -471,23 +372,6 @@ pub(crate) fn load_accounts( .map(|(tx, _)| tx) .collect::>(); - // XXX TODO FIXME i think if i want to calculate data sizes here the trick is... - // to usage pattern, add a vec of usize. enumerate my checked messages - // push the message number onto the vec invariably - // then when i iterate through account keys to load - // i keep a running count for all message sizes - // maybe one HashMap> - // so up top i say, hey who needs this. if theyre all None in hashmap, skip - // then load account. for everyone who needs it, add the size to their running total - // if anyone breaches their limit, set their value to None - // this way we abort loading accounts only used by transactions that have execeeded the limit - // and we will process the transaction later as fee-only - // note this is an IMPLEMENTATION DETAIL, actually no change to how it works - // because we are slightly MORE PERMISSIVE here. actually maybe i can do it in a different pr then - // since it would be an optimization/safety feature rather than a gated change - // just make sure and reread transaction loading to be sure its robust against missing accounts/loaders - // i think i have to update some comments at least - let mut account_keys_to_load = HashMap::new(); let mut all_batch_program_ids = HashSet::new(); for message in checked_messages { @@ -534,6 +418,9 @@ pub(crate) fn load_accounts( loaded_accounts_map.insert_account(*account_key, account_override.clone()); } else if let Some(account) = callbacks.get_account_shared_data(account_key) { callbacks.inspect_account(account_key, AccountState::Alive(&account), is_writable); + + // if the program is cached, we can release the loaded account from memory + // TODO in the near future we should be able to not load it in the first place if let Some(ref program) = (account.executable() && !is_instruction_account && !is_writable) .then_some(()) @@ -575,10 +462,10 @@ pub(crate) fn load_accounts( loaded_owner.valid_loader } else if let Some(owner_account) = callbacks.get_account_shared_data(owner_id) { if native_loader::check_id(owner_account.owner()) && owner_account.executable() { - // XXX i may want to fetch from cache or blank out the data - // test later tho, its just optimization + // in theory it should be safe to use the cached loader + // but this is safer because we cannot explicitly verify it isnt an instruction account + // TODO in the near future we should also be able to skip this load loaded_accounts_map.insert_account(*owner_id, owner_account); - true } else { false @@ -695,7 +582,6 @@ fn load_transaction_accounts( if required_programs.contains(key) { // if this account is a program, we confirm it was found and is executable - // XXX we can nix found if we dont mind the error changing if !found { error_metrics.account_not_found += 1; return Err(TransactionError::ProgramAccountNotFound); diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 77319f31835486..89aefa76e49554 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -473,7 +473,6 @@ impl TransactionBatchProcessor { // This is the same as if it was used is different batches in the same slot // If the nonce account was closed in the batch, we error as if the blockhash didn't validate // We must vaidate the account in case it was reopened, either as a normal system account, or a fake nonce account - // XXX this logic is *exceedingly* tricky, but i havent thought of a better way if let Some(ref advanced_nonce_info) = advanced_nonce { let nonces_are_equal = loaded_accounts_map .get_account(advanced_nonce_info.address()) diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index d14b1879688fb8..aac853e48a9b68 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -707,6 +707,7 @@ fn simple_nonce(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> V test_entry.add_initial_account(fee_payer, &fee_payer_data); } else if rent_paying_nonce { assert!(fee_paying_nonce); + nonce_balance += LAMPORTS_PER_SIGNATURE; nonce_balance -= 1; } else if fee_paying_nonce { nonce_balance += LAMPORTS_PER_SOL; @@ -1227,7 +1228,6 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve common_test_entry.add_initial_account(fee_payer, &fee_payer_data); } - // TODO this could be a utility function common_test_entry .final_accounts .get_mut(&nonce_pubkey) @@ -1599,12 +1599,6 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve test_entries } -// XXX TODO FIXME i decided i dont need to test program deployment intrabatch -// by (correctly) enforcing programs are executable during initial loading, we drop anything that could take advantage of it -// hm what happens if tx1 deploys the program and tx2 tries to write it tho. i assume the loader program would execute-fail -// anyway what i do need to test is calling programs owned by all the loaders, with and without the loader in the ixn accounts -// i think i can get away with empty executable accounts and the test is execute-fail rather than processed-fail or discarded - fn account_deallocate() -> Vec { let mut test_entries = vec![]; @@ -1776,7 +1770,7 @@ fn fee_payer_deallocate(enable_fee_only_transactions: bool) -> Vec } // 4: a rent-paying non-nonce fee-payer goes to zero on a fee-only nonce transaction, the batch sees it as deallocated - // we test elsewhere that nonce fee-payers must a rule be rent-exempt (XXX test if fees would bring it below...) + // we test in `simple_nonce()` that nonce fee-payers cannot as a rule be brought below rent-exemption if enable_fee_only_transactions { let dealloc_fee_payer_keypair = Keypair::new(); let dealloc_fee_payer = dealloc_fee_payer_keypair.pubkey(); From 672414f24cb4b3e75f485409ebb31821c7d105dd Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Tue, 1 Oct 2024 00:30:54 -0700 Subject: [PATCH 42/52] XXX endeavor to replicate old behaviors --- svm/src/account_loader.rs | 132 ++++++++++++++++++------------- svm/src/transaction_processor.rs | 1 + 2 files changed, 79 insertions(+), 54 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index a073209c7291f1..bf095a9fa496b9 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -420,7 +420,7 @@ pub(crate) fn load_accounts( callbacks.inspect_account(account_key, AccountState::Alive(&account), is_writable); // if the program is cached, we can release the loaded account from memory - // TODO in the near future we should be able to not load it in the first place + // in the near future we should be able to not load it in the first place if let Some(ref program) = (account.executable() && !is_instruction_account && !is_writable) .then_some(()) @@ -464,7 +464,7 @@ pub(crate) fn load_accounts( if native_loader::check_id(owner_account.owner()) && owner_account.executable() { // in theory it should be safe to use the cached loader // but this is safer because we cannot explicitly verify it isnt an instruction account - // TODO in the near future we should also be able to skip this load + // in the near future we should also be able to skip this load loaded_accounts_map.insert_account(*owner_id, owner_account); true } else { @@ -493,6 +493,7 @@ pub(crate) fn load_transaction( error_metrics: &mut TransactionErrorMetrics, feature_set: &FeatureSet, rent_collector: &dyn SVMRentCollector, + program_cache: &ProgramCacheForTxBatch, ) -> TransactionLoadResult { match validation_result { Err(e) => TransactionLoadResult::NotLoaded(e), @@ -506,6 +507,7 @@ pub(crate) fn load_transaction( error_metrics, feature_set, rent_collector, + program_cache, ); match load_result { @@ -538,10 +540,10 @@ fn load_transaction_accounts( error_metrics: &mut TransactionErrorMetrics, feature_set: &FeatureSet, rent_collector: &dyn SVMRentCollector, + program_cache: &ProgramCacheForTxBatch, ) -> Result { let account_keys = message.account_keys(); - let mut required_programs = HashSet::new(); - let mut required_loaders = HashMap::new(); + let mut required_programs = HashMap::new(); let mut accounts = Vec::with_capacity(account_keys.len()); let mut tx_rent: TransactionRent = 0; @@ -562,11 +564,46 @@ fn load_transaction_accounts( // we do not need to validate NativeLoader, and its index is never retained // otherwise we hold the program id to validate it is executable and owned by a valid loader + // we also retain the index, because we may need to override executable_in_batch if the program was cached + // when this is patched, we do not need to distinguish cached from loaded programs if !native_loader::check_id(program_id) { - required_programs.insert(program_id); + required_programs.insert(program_id, program_index); account_indices.insert(0, program_index as IndexOfAccount); } + // to preserve existing behavior, we must count data size of owners, except NativeLoader, once per instruction + // we re-validate here the program is owned by a loader due to interactions with the program cache + // which may cause us to execute programs that are not executable_in_batch + // when this is patched, we can fully rely on loader validation in `load_accounts()` + if !native_loader::check_id(program_id) { + let Some(loaded_program) = loaded_accounts_map.get_loaded_account(program_id) + else { + error_metrics.account_not_found += 1; + return Err(TransactionError::ProgramAccountNotFound); + }; + + let owner_id = loaded_program.account.owner(); + if !native_loader::check_id(owner_id) { + let Some(loaded_owner) = loaded_accounts_map.get_loaded_account(owner_id) + else { + error_metrics.invalid_program_for_execution += 1; + return Err(TransactionError::InvalidProgramForExecution); + }; + + if !loaded_owner.valid_loader { + error_metrics.invalid_program_for_execution += 1; + return Err(TransactionError::InvalidProgramForExecution); + } + + accumulate_and_check_loaded_account_data_size( + &mut accumulated_accounts_data_size, + loaded_owner.loaded_size, + compute_budget_limits.loaded_accounts_bytes, + error_metrics, + )?; + } + } + Ok(account_indices) }) .collect::>>>()?; @@ -577,27 +614,30 @@ fn load_transaction_accounts( account, loaded_size, executable_in_batch, - valid_loader, + valid_loader: _, } = loaded_account; - if required_programs.contains(key) { + if let Some(program_index) = required_programs.get(key) { // if this account is a program, we confirm it was found and is executable if !found { error_metrics.account_not_found += 1; return Err(TransactionError::ProgramAccountNotFound); - } else if !executable_in_batch { - error_metrics.invalid_program_for_execution += 1; - return Err(TransactionError::InvalidProgramForExecution); } - // if we found a regular program, we flag its loader may need to be counted and added to transaction accounts - // but if we also see that loader earlier or later in this loop, we override to ensure we dont double-count it - // we never encounter NativeLoader here because we explicitly skipped adding it - let owner_id = account.owner(); - if valid_loader { - required_loaders.insert(*key, true); - } else if !required_loaders.contains_key(owner_id) { - required_loaders.insert(*owner_id, false); + if !executable_in_batch { + // in the old loader, executable was not checked for cached, read-only, non-instruction programs + // we preserve this behavior here, pending a feature gate to remove it + // we would need to check cache here, even if we didnt allow non-executable programs in `load_accounts()` + // because that call depends on batch-wide account usage + // when this is changed, transaction loading no longer needs the cache + let is_writable = message.is_writable(*program_index); + let is_instruction_account = message.is_instruction_account(*program_index); + let found_in_cache = program_cache.find(key).is_some(); + + if !found_in_cache || is_writable || is_instruction_account { + error_metrics.invalid_program_for_execution += 1; + return Err(TransactionError::InvalidProgramForExecution); + } } } @@ -638,41 +678,6 @@ fn load_transaction_accounts( collect_loaded_account(account_key, (loaded_account, account_found, rent_collected))?; } - // finally, we add the remaining loaders to the accumulated transaction data size - for (loader_id, already_counted) in required_loaders { - if already_counted { - continue; - } - - // this should never fail, account loading fetches all necessary loaders - let Some(LoadedTransactionAccount { - loaded_size, - valid_loader, - .. - }) = loaded_accounts_map.get_loaded_account(&loader_id) - else { - error_metrics.invalid_program_for_execution += 1; - return Err(TransactionError::InvalidProgramForExecution); - }; - - // likewise, valid_loader should always be true - // otherwise the program would have been marked as invalid for execution - if !valid_loader { - error_metrics.invalid_program_for_execution += 1; - return Err(TransactionError::InvalidProgramForExecution); - } - - accumulate_and_check_loaded_account_data_size( - &mut accumulated_accounts_data_size, - *loaded_size, - compute_budget_limits.loaded_accounts_bytes, - error_metrics, - )?; - - // NOTE in the old account loader, we would push loader programs onto the accounts list here - // this is not necessary, as loaders are fetched from cache - } - Ok(LoadedTransactionAccounts { accounts, program_indices, @@ -915,6 +920,7 @@ mod tests { error_metrics, feature_set, rent_collector, + &ProgramCacheForTxBatch::default(), ) } @@ -1201,6 +1207,7 @@ mod tests { &mut error_metrics, &FeatureSet::all_enabled(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ) } @@ -1490,6 +1497,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); let expected_rent_debits = { @@ -1549,6 +1557,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); assert_eq!( @@ -1626,6 +1635,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &loaded_programs, ); assert_eq!(result.err(), Some(TransactionError::ProgramAccountNotFound)); @@ -1811,6 +1821,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); assert_eq!(result.err(), Some(TransactionError::ProgramAccountNotFound)); @@ -1854,6 +1865,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); assert_eq!( @@ -1907,6 +1919,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); assert_eq!( @@ -1971,6 +1984,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); assert_eq!( @@ -2024,6 +2038,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); assert_eq!( @@ -2080,6 +2095,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); assert_eq!(error_metrics.invalid_program_for_execution, 1); @@ -2103,6 +2119,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); assert_eq!( @@ -2182,6 +2199,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); assert_eq!(error_metrics.invalid_program_for_execution, 1); @@ -2205,6 +2223,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); let mut account_data = AccountSharedData::default(); @@ -2265,6 +2284,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); let TransactionLoadResult::Loaded(loaded_transaction) = load_result else { @@ -2351,6 +2371,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); assert_eq!(error_metrics.invalid_program_for_execution, 1); @@ -2375,6 +2396,7 @@ mod tests { &mut error_metrics, &FeatureSet::default(), &RentCollector::default(), + &ProgramCacheForTxBatch::default(), ); let mut account_data = AccountSharedData::default(); @@ -2447,12 +2469,13 @@ mod tests { &mut TransactionErrorMetrics::default(), &feature_set, &rent_collector, + &ProgramCacheForTxBatch::default(), ); assert!(matches!( load_result, TransactionLoadResult::FeesOnly(FeesOnlyTransaction { - load_error: TransactionError::InvalidProgramForExecution, + load_error: TransactionError::ProgramAccountNotFound, .. }), )); @@ -2466,6 +2489,7 @@ mod tests { &mut TransactionErrorMetrics::default(), &feature_set, &rent_collector, + &ProgramCacheForTxBatch::default(), ); assert!(matches!( diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 89aefa76e49554..00abc13f531014 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -320,6 +320,7 @@ impl TransactionBatchProcessor { environment .rent_collector .unwrap_or(&RentCollector::default()), + &program_cache_for_tx_batch, )); load_transactions_us = load_transactions_us.saturating_add(single_load_transaction_us); From e446c2963afd3f313b563bc8bfdbbee09e22cbb1 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Wed, 2 Oct 2024 03:04:51 -0700 Subject: [PATCH 43/52] fix new loader test for new interface --- svm/src/account_loader.rs | 68 ++++++++++++++++++--------------------- 1 file changed, 31 insertions(+), 37 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index bf095a9fa496b9..9645365c9c349e 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -558,6 +558,7 @@ fn load_transaction_accounts( // This command may never return error, because the transaction is sanitized let Some(program_id) = account_keys.get(program_index) else { + println!("HANA not found initial"); error_metrics.account_not_found += 1; return Err(TransactionError::ProgramAccountNotFound); }; @@ -586,11 +587,13 @@ fn load_transaction_accounts( if !native_loader::check_id(owner_id) { let Some(loaded_owner) = loaded_accounts_map.get_loaded_account(owner_id) else { + println!("HANA not found"); error_metrics.invalid_program_for_execution += 1; return Err(TransactionError::InvalidProgramForExecution); }; if !loaded_owner.valid_loader { + println!("HANA bad loader"); error_metrics.invalid_program_for_execution += 1; return Err(TransactionError::InvalidProgramForExecution); } @@ -634,6 +637,11 @@ fn load_transaction_accounts( let is_instruction_account = message.is_instruction_account(*program_index); let found_in_cache = program_cache.find(key).is_some(); + println!( + "HANA writ {} ixn {} fou {}", + found_in_cache, is_writable, is_instruction_account + ); + if !found_in_cache || is_writable || is_instruction_account { error_metrics.invalid_program_for_execution += 1; return Err(TransactionError::InvalidProgramForExecution); @@ -1643,33 +1651,25 @@ mod tests { #[test] fn test_load_transaction_accounts_program_account_executable_bypass() { - let mut mock_bank = TestCallbacks::default(); + let mut loaded_accounts_map = LoadedAccountsMap::default(); let account_keypair = Keypair::new(); let program_keypair = Keypair::new(); let mut account_data = AccountSharedData::default(); account_data.set_lamports(200); - mock_bank - .accounts_map - .insert(account_keypair.pubkey(), account_data.clone()); + loaded_accounts_map.insert_account(account_keypair.pubkey(), account_data.clone()); let mut program_data = AccountSharedData::default(); program_data.set_lamports(200); program_data.set_owner(bpf_loader::id()); - mock_bank - .accounts_map - .insert(program_keypair.pubkey(), program_data); + loaded_accounts_map.insert_account(program_keypair.pubkey(), program_data); let mut loader_data = AccountSharedData::default(); loader_data.set_lamports(200); loader_data.set_executable(true); loader_data.set_owner(native_loader::id()); - mock_bank - .accounts_map - .insert(bpf_loader::id(), loader_data.clone()); - mock_bank - .accounts_map - .insert(native_loader::id(), loader_data); + loaded_accounts_map.insert_account(bpf_loader::id(), loader_data.clone()); + loaded_accounts_map.insert_account(native_loader::id(), loader_data); let mut error_metrics = TransactionErrorMetrics::default(); let mut loaded_programs = ProgramCacheForTxBatch::default(); @@ -1687,15 +1687,15 @@ mod tests { )); let result = load_transaction_accounts( - &mock_bank, + &loaded_accounts_map, transaction.message(), LoadedTransactionAccount { account: account_data.clone(), ..LoadedTransactionAccount::default() }, + 0, &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -1717,15 +1717,15 @@ mod tests { cached_program.set_executable(true); let result = load_transaction_accounts( - &mock_bank, + &loaded_accounts_map, transaction.message(), LoadedTransactionAccount { account: account_data.clone(), ..LoadedTransactionAccount::default() }, + 0, &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -1761,15 +1761,15 @@ mod tests { ); let result = load_transaction_accounts( - &mock_bank, + &loaded_accounts_map, transaction.message(), LoadedTransactionAccount { account: account_data.clone(), ..LoadedTransactionAccount::default() }, + 0, &ComputeBudgetLimits::default(), &mut error_metrics, - None, &FeatureSet::default(), &RentCollector::default(), &loaded_programs, @@ -2654,7 +2654,7 @@ mod tests { #[test] fn test_load_transaction_accounts_data_sizes() { - let mut mock_bank = TestCallbacks::default(); + let mut loaded_accounts_map = LoadedAccountsMap::default(); let native_loader_size = 0x1; let native_loader = AccountSharedData::create( @@ -2664,9 +2664,7 @@ mod tests { true, u64::MAX, ); - mock_bank - .accounts_map - .insert(native_loader::id(), native_loader); + loaded_accounts_map.insert_account(native_loader::id(), native_loader); let bpf_loader_size = 0x1 << 1; let bpf_loader = AccountSharedData::create( @@ -2676,7 +2674,7 @@ mod tests { true, u64::MAX, ); - mock_bank.accounts_map.insert(bpf_loader::id(), bpf_loader); + loaded_accounts_map.insert_account(bpf_loader::id(), bpf_loader); let upgradeable_loader_size = 0x1 << 2; let upgradeable_loader = AccountSharedData::create( @@ -2686,9 +2684,7 @@ mod tests { true, u64::MAX, ); - mock_bank - .accounts_map - .insert(bpf_loader_upgradeable::id(), upgradeable_loader); + loaded_accounts_map.insert_account(bpf_loader_upgradeable::id(), upgradeable_loader); let program1_keypair = Keypair::new(); let program1 = program1_keypair.pubkey(); @@ -2700,7 +2696,7 @@ mod tests { true, u64::MAX, ); - mock_bank.accounts_map.insert(program1, program1_account); + loaded_accounts_map.insert_account(program1, program1_account); let program2_keypair = Keypair::new(); let program2 = program2_keypair.pubkey(); @@ -2712,7 +2708,7 @@ mod tests { true, u64::MAX, ); - mock_bank.accounts_map.insert(program2, program2_account); + loaded_accounts_map.insert_account(program2, program2_account); let fee_payer_keypair = Keypair::new(); let fee_payer = fee_payer_keypair.pubkey(); @@ -2724,9 +2720,7 @@ mod tests { false, u64::MAX, ); - mock_bank - .accounts_map - .insert(fee_payer, fee_payer_account.clone()); + loaded_accounts_map.insert_account(fee_payer, fee_payer_account.clone()); let account1_keypair = Keypair::new(); let account1 = account1_keypair.pubkey(); @@ -2738,7 +2732,7 @@ mod tests { false, u64::MAX, ); - mock_bank.accounts_map.insert(account1, account1_account); + loaded_accounts_map.insert_account(account1, account1_account); let account2_keypair = Keypair::new(); let account2 = account2_keypair.pubkey(); @@ -2750,7 +2744,7 @@ mod tests { false, u64::MAX, ); - mock_bank.accounts_map.insert(account2, account2_account); + loaded_accounts_map.insert_account(account2, account2_account); for account_meta in [AccountMeta::new, AccountMeta::new_readonly] { let test_data_size = |instructions, expected_size| { @@ -2764,16 +2758,16 @@ mod tests { ); let loaded_transaction_accounts = load_transaction_accounts( - &mock_bank, + &loaded_accounts_map, &transaction, LoadedTransactionAccount { account: fee_payer_account.clone(), loaded_size: fee_payer_size as usize, - rent_collected: 0, + ..LoadedTransactionAccount::default() }, + 0, &ComputeBudgetLimits::default(), &mut TransactionErrorMetrics::default(), - None, &FeatureSet::default(), &RentCollector::default(), &ProgramCacheForTxBatch::default(), From 53bdd46ac97a719b8ad53668cd6d7f6e5fbee82c Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Wed, 2 Oct 2024 03:37:03 -0700 Subject: [PATCH 44/52] actually precisely fix loader to keep old bugs --- svm/src/account_loader.rs | 47 ++++++++++++++++++++------------------- 1 file changed, 24 insertions(+), 23 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 9645365c9c349e..9e2b1b474f013f 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -544,6 +544,7 @@ fn load_transaction_accounts( ) -> Result { let account_keys = message.account_keys(); let mut required_programs = HashMap::new(); + let mut accumulated_loaders = HashSet::new(); let mut accounts = Vec::with_capacity(account_keys.len()); let mut tx_rent: TransactionRent = 0; @@ -558,7 +559,6 @@ fn load_transaction_accounts( // This command may never return error, because the transaction is sanitized let Some(program_id) = account_keys.get(program_index) else { - println!("HANA not found initial"); error_metrics.account_not_found += 1; return Err(TransactionError::ProgramAccountNotFound); }; @@ -570,13 +570,12 @@ fn load_transaction_accounts( if !native_loader::check_id(program_id) { required_programs.insert(program_id, program_index); account_indices.insert(0, program_index as IndexOfAccount); - } - // to preserve existing behavior, we must count data size of owners, except NativeLoader, once per instruction - // we re-validate here the program is owned by a loader due to interactions with the program cache - // which may cause us to execute programs that are not executable_in_batch - // when this is patched, we can fully rely on loader validation in `load_accounts()` - if !native_loader::check_id(program_id) { + // to preserve existing behavior, we must count loader size, except NativeLoader, once per transaction + // this is in addition to counting it if used as an instruction account, pending removal by feature gate + // we re-validate here the program is owned by a loader due to interactions with the program cache + // which may cause us to execute programs that are not executable_in_batch + // when this is patched, we can fully rely on loader validation in `load_accounts()` let Some(loaded_program) = loaded_accounts_map.get_loaded_account(program_id) else { error_metrics.account_not_found += 1; @@ -584,16 +583,14 @@ fn load_transaction_accounts( }; let owner_id = loaded_program.account.owner(); - if !native_loader::check_id(owner_id) { + if !native_loader::check_id(owner_id) && !accumulated_loaders.contains(owner_id) { let Some(loaded_owner) = loaded_accounts_map.get_loaded_account(owner_id) else { - println!("HANA not found"); error_metrics.invalid_program_for_execution += 1; return Err(TransactionError::InvalidProgramForExecution); }; if !loaded_owner.valid_loader { - println!("HANA bad loader"); error_metrics.invalid_program_for_execution += 1; return Err(TransactionError::InvalidProgramForExecution); } @@ -604,6 +601,8 @@ fn load_transaction_accounts( compute_budget_limits.loaded_accounts_bytes, error_metrics, )?; + + accumulated_loaders.insert(owner_id); } } @@ -614,8 +613,8 @@ fn load_transaction_accounts( let mut collect_loaded_account = |key, (loaded_account, found, rent_collected): (_, bool, u64)| -> Result<()> { let LoadedTransactionAccount { - account, - loaded_size, + mut account, + mut loaded_size, executable_in_batch, valid_loader: _, } = loaded_account; @@ -629,20 +628,22 @@ fn load_transaction_accounts( if !executable_in_batch { // in the old loader, executable was not checked for cached, read-only, non-instruction programs - // we preserve this behavior here, pending a feature gate to remove it - // we would need to check cache here, even if we didnt allow non-executable programs in `load_accounts()` - // because that call depends on batch-wide account usage - // when this is changed, transaction loading no longer needs the cache + // we preserve this behavior here and must *substitute* the cached program + // pending a feature gate to remove this behavior + // we need to check cache here, even if we allow non-executable programs in `load_accounts()` + // because cache usage there depends on *batch-wide* account usage pattern + // when we fix the executable check, transaction loading no longer needs the cache let is_writable = message.is_writable(*program_index); let is_instruction_account = message.is_instruction_account(*program_index); - let found_in_cache = program_cache.find(key).is_some(); - - println!( - "HANA writ {} ixn {} fou {}", - found_in_cache, is_writable, is_instruction_account - ); - if !found_in_cache || is_writable || is_instruction_account { + if let Some(ref program) = + (!is_instruction_account && !is_writable) + .then_some(()) + .and_then(|_| program_cache.find(key)) + { + account = account_shared_data_from_program(program); + loaded_size = program.account_size; + } else { error_metrics.invalid_program_for_execution += 1; return Err(TransactionError::InvalidProgramForExecution); } From 62033276b2fe0e82ed16589e93668d0092ea3d59 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Wed, 2 Oct 2024 05:40:38 -0700 Subject: [PATCH 45/52] latest attempt at a nice program cache usage --- svm/src/account_loader.rs | 32 ++++++++++++++++---------------- 1 file changed, 16 insertions(+), 16 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index 9e2b1b474f013f..e7a712cac23747 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -416,20 +416,21 @@ pub(crate) fn load_accounts( account_overrides.and_then(|overrides| overrides.get(account_key)) { loaded_accounts_map.insert_account(*account_key, account_override.clone()); + } else if let Some(ref program) = (!is_instruction_account && !is_writable) + .then_some(()) + .and_then(|_| program_cache.find(account_key)) + .filter(|program| !program.is_tombstone()) + { + // XXX i might be able to skip this inspect, asking brooks + // XXX also i might need to check effective slot and not just tombstone... asking pankaj + if let Some(account) = callbacks.get_account_shared_data(account_key) { + callbacks.inspect_account(account_key, AccountState::Alive(&account), false); + } + + loaded_accounts_map.insert_cached_program(*account_key, program); } else if let Some(account) = callbacks.get_account_shared_data(account_key) { callbacks.inspect_account(account_key, AccountState::Alive(&account), is_writable); - - // if the program is cached, we can release the loaded account from memory - // in the near future we should be able to not load it in the first place - if let Some(ref program) = - (account.executable() && !is_instruction_account && !is_writable) - .then_some(()) - .and_then(|_| program_cache.find(account_key)) - { - loaded_accounts_map.insert_cached_program(*account_key, program); - } else { - loaded_accounts_map.insert_account(*account_key, account); - } + loaded_accounts_map.insert_account(*account_key, account); } else { callbacks.inspect_account(account_key, AccountState::Dead, is_writable); } @@ -636,10 +637,9 @@ fn load_transaction_accounts( let is_writable = message.is_writable(*program_index); let is_instruction_account = message.is_instruction_account(*program_index); - if let Some(ref program) = - (!is_instruction_account && !is_writable) - .then_some(()) - .and_then(|_| program_cache.find(key)) + if let Some(ref program) = (!is_instruction_account && !is_writable) + .then_some(()) + .and_then(|_| program_cache.find(key)) { account = account_shared_data_from_program(program); loaded_size = program.account_size; From 5e4141041af1d9e1bcd0ddee6cca452cea25f20c Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 3 Oct 2024 04:35:09 -0700 Subject: [PATCH 46/52] fix final minor issues with inspect and cache --- runtime/src/bank/tests.rs | 10 ++++++++-- svm/src/account_loader.rs | 21 ++++++--------------- svm/tests/integration_test.rs | 20 ++++++-------------- 3 files changed, 20 insertions(+), 31 deletions(-) diff --git a/runtime/src/bank/tests.rs b/runtime/src/bank/tests.rs index 2e7ea11b745060..13fb573bc8afad 100644 --- a/runtime/src/bank/tests.rs +++ b/runtime/src/bank/tests.rs @@ -7132,7 +7132,10 @@ fn test_bpf_loader_upgradeable_deploy_with_max_len() { ); assert_eq!( bank.process_transaction(&transaction), - Err(TransactionError::InvalidProgramForExecution), + Err(TransactionError::InstructionError( + 0, + InstructionError::InvalidAccountData + )), ); { let program_cache = bank.transaction_processor.program_cache.read().unwrap(); @@ -7153,7 +7156,10 @@ fn test_bpf_loader_upgradeable_deploy_with_max_len() { let transaction = Transaction::new(&[&binding], message, bank.last_blockhash()); assert_eq!( bank.process_transaction(&transaction), - Err(TransactionError::InvalidProgramForExecution), + Err(TransactionError::InstructionError( + 0, + InstructionError::InvalidAccountData, + )), ); { let program_cache = bank.transaction_processor.program_cache.read().unwrap(); diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index e7a712cac23747..f1c790972c1d57 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -421,12 +421,6 @@ pub(crate) fn load_accounts( .and_then(|_| program_cache.find(account_key)) .filter(|program| !program.is_tombstone()) { - // XXX i might be able to skip this inspect, asking brooks - // XXX also i might need to check effective slot and not just tombstone... asking pankaj - if let Some(account) = callbacks.get_account_shared_data(account_key) { - callbacks.inspect_account(account_key, AccountState::Alive(&account), false); - } - loaded_accounts_map.insert_cached_program(*account_key, program); } else if let Some(account) = callbacks.get_account_shared_data(account_key) { callbacks.inspect_account(account_key, AccountState::Alive(&account), is_writable); @@ -445,18 +439,15 @@ pub(crate) fn load_accounts( continue; }; - // likewise, if the program is not executable, transaction loading will fail - if !loaded_program.executable_in_batch { - continue; - } - // if this is a loader, nothing further needs to be done if loaded_program.valid_loader { continue; } - // now we have an executable program that isnt a loader - // we verify its owner is a loader, and add that loader to the accounts map if we dont already have it + // NOTE pending a feature gate, we should `continue` if the program is not executable in batch + // however, for our non-executable escape hatch in transaction loading, we must get loaders for invalid programs + + // verify the program owner is a loader and add that loader to the accounts map if we dont already have it let owner_id = loaded_program.account.owner(); let owner_is_loader = if let Some(loaded_owner) = loaded_accounts_map.get_loaded_account(owner_id) { @@ -572,7 +563,7 @@ fn load_transaction_accounts( required_programs.insert(program_id, program_index); account_indices.insert(0, program_index as IndexOfAccount); - // to preserve existing behavior, we must count loader size, except NativeLoader, once per transaction + // NOTE to preserve existing behavior, we must count loader size, except NativeLoader, once per transaction // this is in addition to counting it if used as an instruction account, pending removal by feature gate // we re-validate here the program is owned by a loader due to interactions with the program cache // which may cause us to execute programs that are not executable_in_batch @@ -628,7 +619,7 @@ fn load_transaction_accounts( } if !executable_in_batch { - // in the old loader, executable was not checked for cached, read-only, non-instruction programs + // NOTE in the old loader, executable was not checked for cached, read-only, non-instruction programs // we preserve this behavior here and must *substitute* the cached program // pending a feature gate to remove this behavior // we need to check cache here, even if we allow non-executable programs in `load_accounts()` diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index aac853e48a9b68..f0765f8dc24c08 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -2213,26 +2213,18 @@ fn svm_inspect_account() { ); } - // The transfer program account is also loaded during transaction processing, however the - // account state passed to `inspect_account()` is *not* the same as what is held by - // MockBankCallback::account_shared_data. So we check the transfer program differently. - // - // First ensure we have the correct number of inspected accounts, correctly counting the - // transfer program. + // The transfer program account is retreived from the program cache, which does not + // inspect accounts, because they are necessarily read-only. Verify it has not made + // its way into the inspected accounts list. let num_expected_inspected_accounts: usize = expected_inspected_accounts.values().map(Vec::len).sum(); let num_actual_inspected_accounts: usize = actual_inspected_accounts.values().map(Vec::len).sum(); + assert_eq!( - num_expected_inspected_accounts + 2, + num_expected_inspected_accounts, num_actual_inspected_accounts, ); - // And second, ensure the inspected transfer program accounts are alive and not writable. - let actual_transfer_program_accounts = - actual_inspected_accounts.get(&transfer_program).unwrap(); - for actual_transfer_program_account in actual_transfer_program_accounts { - assert!(actual_transfer_program_account.0.is_some()); - assert!(!actual_transfer_program_account.1); - } + assert!(actual_inspected_accounts.contains_key(&transfer_program)); } From e84890828c8c0b700d1a1d2595e59d14c6a15372 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 3 Oct 2024 05:59:11 -0700 Subject: [PATCH 47/52] update note --- svm/src/account_loader.rs | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index f1c790972c1d57..faebf0ed5d6d8c 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -454,9 +454,8 @@ pub(crate) fn load_accounts( loaded_owner.valid_loader } else if let Some(owner_account) = callbacks.get_account_shared_data(owner_id) { if native_loader::check_id(owner_account.owner()) && owner_account.executable() { - // in theory it should be safe to use the cached loader - // but this is safer because we cannot explicitly verify it isnt an instruction account - // in the near future we should also be able to skip this load + // NOTE pending a feature gate, we will not need to hold onto extra loaders here + // because we wont count them during transaction loading against data size unless theyre used directly loaded_accounts_map.insert_account(*owner_id, owner_account); true } else { From 480eff58f871a0c39cc7dd71bedf3491545369e0 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Fri, 4 Oct 2024 00:43:48 -0700 Subject: [PATCH 48/52] improve dealloc program/test, prep for realloc --- .../write-to-account/src/lib.rs | 28 +++++++---- .../write_to_account_program.so | Bin 20256 -> 21992 bytes svm/tests/integration_test.rs | 45 ++++++++++-------- 3 files changed, 45 insertions(+), 28 deletions(-) diff --git a/svm/tests/example-programs/write-to-account/src/lib.rs b/svm/tests/example-programs/write-to-account/src/lib.rs index a0c9a5b3da6186..bb7e6065547336 100644 --- a/svm/tests/example-programs/write-to-account/src/lib.rs +++ b/svm/tests/example-programs/write-to-account/src/lib.rs @@ -2,7 +2,7 @@ use solana_program::{ account_info::{next_account_info, AccountInfo}, entrypoint, entrypoint::ProgramResult, - incinerator, + incinerator, msg, program_error::ProgramError, pubkey::Pubkey, }; @@ -16,19 +16,26 @@ fn process_instruction( ) -> ProgramResult { let accounts_iter = &mut accounts.iter(); let target_account_info = next_account_info(accounts_iter)?; - let incinerator_info = next_account_info(accounts_iter)?; - if !incinerator::check_id(incinerator_info.key) { - return Err(ProgramError::InvalidAccountData); - } - match data[0] { - // set account data + // print account size 0 => { + msg!( + "account size {}", + target_account_info.try_borrow_data()?.len() + ); + } + // set account data + 1 => { let mut account_data = target_account_info.try_borrow_mut_data()?; account_data[0] = 100; } // deallocate account - 1 => { + 2 => { + let incinerator_info = next_account_info(accounts_iter)?; + if !incinerator::check_id(incinerator_info.key) { + return Err(ProgramError::InvalidAccountData); + } + let mut target_lamports = target_account_info.try_borrow_mut_lamports()?; let mut incinerator_lamports = incinerator_info.try_borrow_mut_lamports()?; @@ -40,6 +47,11 @@ fn process_instruction( .checked_sub(**target_lamports) .ok_or(ProgramError::InsufficientFunds)?; } + // reallocate account + 3 => { + let new_size = usize::from_le_bytes(data[1..9].try_into().unwrap()); + target_account_info.realloc(new_size, false)?; + } // bad ixn _ => { return Err(ProgramError::InvalidArgument); diff --git a/svm/tests/example-programs/write-to-account/write_to_account_program.so b/svm/tests/example-programs/write-to-account/write_to_account_program.so index be0f29536ccb17750ea737d9ba9e70d0e67b9a43..e43642631bc6880b32bbd7d9facef6977f69eb84 100755 GIT binary patch delta 4223 zcmZ`+eQZLjDD;n3l3(3B#F{*O=Av~XeKnqYPCW9QD>~$GEMEWKgO(mDVo$RL)DhQD4QtRIrrQf z>{s>5e&_wpJ@?#m&OPV&I&;BTx@=5E`OK4N>zZ4q;!F-rnTN0eWDR_;b`ZAHd4#)0vf(m6yPpm%x+&e9K4{pA*)l znH7AoX0A$_JA#NYzx#)hS{LUf-_LIlesfM@)PtU>F>zu$y(JtKlJ9qzlHqq4G0AYU zvyzdUCP5dhM#FO7B#Z{W0`6EpAw#UUlws2u@ogSXzbwV96K+ZU#@hRDKM7+yy< z5w>VEhP%Lrr7Dyh5pZu(zB$=xN&Sv(3{)^Mm*IIh*_hSv zPCn4=@3*Ghynqa0NKhr2Uk&8%qSlB90 z(%M8gRhL}dpad4#)x&u8;4NioC|4{Ehw&^Nw_b{3zw zj!dakNTIaeTuoqUXux69)7mNZSSQ3SzR&!M1gTa@n011v4qM6)&y<9p`JAlwyF*gk z$;u_Qw$U+up6|0@3JyFROgW2c>^X{`-qY`XP)a#v;(xX>Q$LuHj-_50BN`l*v~bs9 zIC|XWQ7+zd+z`Db0kO~Ft$ST6W-hP;ElsJ`nA=JG+*YDa_D7L&R`~J-sg2sc=Mdx0 zjb3J}!_(OhoWC=SKZ_r^8hO4$eCRr7d?FI=2=C(AGww^=I45?j-JCtRuF^0b%AQ(( z$nZAVbfmK%J|XEJ4PJ&q@A01- zVxauGIJh>`6o58;4_rp`fu!r7!kz)SvRM-5f(V2CtB#BFYvqroMDXZj@>=37f=!WC!Wl@1TUjl)G>E zUN({1B;}daM^txhCxabfr23S{uy8Gj;B$4Ila+|ymTpO_-=HwH7>0?AJJ)Zg{dHpJ z%5gO`b;@_PUrNCN>>>VxPY}&1vs9pDx!?ihRB<}l-=)8nkL0t-4Ih_yUi=g!dWrJ} z5K$S3@&9&+=L5|=-X+cj+Kg|BzXr;Aq*L4m-dLAtsOaI7UD@%9dz}B}t{AU8z(2k# zZdMNP_wR~bp+RGP_NSr84dYeuX;nKaX$ue5Jx%RHZiE(YgE#CknSzYQe4Ojb{w;hH zZUf?->L2rs4sl@fCH|XEac^@E&v%KQn&43dV{0VL;IZyI~V@!dZ&%Cez7wMJE6fB(>_!BKPM=nDyxo$MPtk}wm4 zhs~pdhZAFFHvZ_JjI=p)YSbJWFllyR=%hJv>}Y=iS;rECM@EyTG!-6rUDFpPOn#kz z*MYxY3)$qb{`6eodd$xqxF!wXB~SqMBgbWMTeS$b4|+M(4U<<7CBl-bY&}qMI85sK z>|w|Qtq1v!0ItLr7)PG5OMs}oC}rTRI)2G`8#;Qm_^13-P?OpEeoPIcA_F&!@#nRt`2 zUA`^E8`C3+(L-!x=-8p-iR1ml)**IP*{zx&i>fZ6ajy+uqaL+-R*N>gtc=s^Ta@jD z`x(1KU2#>xvN}DzAgazu<4GHyvtbXl|5bf?@vn|>y0?acqqPj%@Km&Te$j?wTZ`w% zYbh{#9(ta9DTTWe$s|L^~LiCZFtg#GrJ1qvAVui$Y3nLw-|fG(~pJI z?)GA?zI*7n>1(#e`VykC{&S$QzF=q^SM6Ej-eR0)$zlc@w&5`wp0r`z|MdpfZ1ZzA zyi|mtGuoT8;i{0G~KKp<78ZJ(EH+Xf9 zXnIxrqPwxI;J^6)x|_ZBzw|SrwWo2lq3OmJ6W{G=Ty2WFIYLvs(bHVo`=m6B#X%_i Ee|zG78vpa<2~T{AQy#Js8S(lWUCoFO9Z{a(n1Y#p>ska?F_t0Zv60CgNBm(yRE%Xx zBZ<0mLdDE^DkSvx5eW9;cBsPc`Da#`{j!B3+kU%>+SmWIm$kQp=i zpaZpYeSA_laNvH)g@e;}PLYFD^9fteeprq{2f>`1&{JGAHz_n0YQz$sJ6R$GEP!Gv zj8BP7;}>P-le4gmxO@EEEYTpsc)-o;_q}XqUOtyzrtW#+`MT%<6$n%I9PDbW;VeD^ zUQ=7Ko0CK%2NWL>ctvhVVn3WWxtpd$2qt;R4}@}3tYQh7|39JQPHq+-$>Qk1k4Y|8 zU!iC5BAvcbB6xhiK(=r6gA)0IUlBkH!o_DMWJeIOR5g4l4_q7{ve3l&x`0?PS1++l zV4~p;-=M_#HTZbnPV1^H%3m=Io3Fv5WxLH26sGLSlB8;CDTkCRh0ra~X-4?^{>V8JXk6bAJ2$h~&az5l2MhIjeML=fh8MM*lSIg2(3 z@veijq?0tPLtjZRv9H5YNgsYz3zQzk_y&xYg_zr$WqstQ7KrY4+84GYv{rmZ?qBOV@+mu3m2N;L{&9)qzza3%(zp#{^(y8 z9Mdiz{DEk(C*L!Z;{muC@G)=(hZ#%f^qp9E^1z^+fob$;81IkDMrNv-feX! zvknWb>~biTA-KGKdY?ykH#c8nnn#41H+?qMUljV@$Y>F*1wIz#3q{|@15z%U0|Ixn zo}?{sJX%D?GvV!M6jq`&$rt+L-P|xG{fHhyJF3DL=xc!uU7sf>I$z8+>SHoKU7u3; z8t1Rvcj(z^bTFWBzv!s<0!S--LE*~^zXN|Cbth+b8-Ha*;dOhA`XPnSlpFP)3L{S` ze9g#{XuxA!a8==J3h(h7?Z*}FX*B9n3fEh$IEQ1jj$|Vd0)+HVsq=nCKcw)K!pC9% z)9z$ik?QSA_qw9!R~4QYGNw_i@LGk3jXa6ki~`i7@Ii(9Wj(U%!mjy%jFfS9Gi$f# z84o{9A9OH%CjExD=ra+mwKjtQArEafY_J6;=sI?ZxSGM*UTs(Z7T&^eq`msyJ5fKd zm*HG{jdjc4yld?~o8AO;OhI->jZMG$Iv#+=Xg)mGQE1njj*h7e_@Kj=Js#nqp)fa$ Hv_AA7YJ;5f diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index f0765f8dc24c08..0218966e1c1209 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -1631,22 +1631,17 @@ fn account_deallocate() -> Vec { ); test_entry.add_initial_account(target, &target_data); - let account_metas = vec![ - AccountMeta::new(target, false), - AccountMeta::new(solana_sdk::incinerator::id(), false), - ]; - let set_data_transaction = Transaction::new_signed_with_payer( &[Instruction::new_with_bytes( program_id, - &[0], - account_metas.clone(), + &[1], + vec![AccountMeta::new(target, false)], )], Some(&fee_payer), &[&fee_payer_keypair], Hash::default(), ); - test_entry.push_transaction(set_data_transaction.clone()); + test_entry.push_transaction(set_data_transaction); target_data.data_as_mut_slice()[0] = 100; @@ -1657,23 +1652,33 @@ fn account_deallocate() -> Vec { let dealloc_transaction = Transaction::new_signed_with_payer( &[Instruction::new_with_bytes( program_id, - &[1], - account_metas.clone(), + &[2], + vec![ + AccountMeta::new(target, false), + AccountMeta::new(solana_sdk::incinerator::id(), false), + ], )], Some(&fee_payer), &[&fee_payer_keypair], Hash::default(), ); - test_entry.push_transaction(dealloc_transaction.clone()); - - // we cannot test that the account has been dropped by just looking at the final state - // because, as-designed, the account returned from tx processing is unchanged except with zero lamports - // the actual data isnt wiped until the commit stage, which these tests do not cover - // so we test to confirm the batch correctly pretends it has already been dropped - test_entry.push_transaction_with_status( - set_data_transaction.clone(), - ExecutionStatus::ExecutedFailed, + test_entry.push_transaction(dealloc_transaction); + + let check_transaction = Transaction::new_signed_with_payer( + &[Instruction::new_with_bytes( + program_id, + &[0], + vec![AccountMeta::new(target, false)], + )], + Some(&fee_payer), + &[&fee_payer_keypair], + Hash::default(), ); + test_entry.push_transaction(check_transaction); + test_entry.transaction_batch[2] + .asserts + .logs + .push("Program log: account size 0".to_string()); test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE * 2); @@ -2226,5 +2231,5 @@ fn svm_inspect_account() { num_actual_inspected_accounts, ); - assert!(actual_inspected_accounts.contains_key(&transfer_program)); + assert!(!actual_inspected_accounts.contains_key(&transfer_program)); } From 86e868f6ee5f6b596d6a0df407d21a85ccfa0060 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Fri, 4 Oct 2024 02:29:13 -0700 Subject: [PATCH 49/52] realloc tests --- svm/tests/integration_test.rs | 221 ++++++++++++++++++++++++++++------ svm/tests/mock_bank.rs | 20 ++- 2 files changed, 206 insertions(+), 35 deletions(-) diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index 0218966e1c1209..6d63d9383fc4d7 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -4,12 +4,14 @@ use { crate::mock_bank::{ create_executable_environment, deploy_program, deploy_program_with_upgrade_authority, - program_address, register_builtins, MockBankCallback, MockForkGraph, EXECUTION_EPOCH, - EXECUTION_SLOT, WALLCLOCK_TIME, + program_address, program_data_size, register_builtins, MockBankCallback, MockForkGraph, + EXECUTION_EPOCH, EXECUTION_SLOT, WALLCLOCK_TIME, }, solana_sdk::{ account::{AccountSharedData, ReadableAccount, WritableAccount}, clock::Slot, + compute_budget::ComputeBudgetInstruction, + entrypoint::MAX_PERMITTED_DATA_INCREASE, feature_set::{self, FeatureSet}, hash::Hash, instruction::{AccountMeta, Instruction}, @@ -1237,6 +1239,8 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve common_test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE); + let common_test_entry = common_test_entry; + // batch 0: one transaction that advances the nonce twice { let mut test_entry = common_test_entry.clone(); @@ -1599,6 +1603,62 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve test_entries } +#[derive(Debug, Clone, Copy, PartialEq, Eq)] +enum WriteProgramInstruction { + Print, + Set, + Dealloc, + Realloc(usize), +} +impl WriteProgramInstruction { + fn create_transaction( + self, + program_id: Pubkey, + fee_payer: &Keypair, + target: Pubkey, + clamp_data_size: Option, + ) -> Transaction { + let instruction_data = match self { + Self::Print => vec![0], + Self::Set => vec![1], + Self::Dealloc => vec![2], + Self::Realloc(new_size) => { + let mut vec = vec![3]; + vec.extend_from_slice(&new_size.to_le_bytes()); + vec + } + }; + + let account_metas = if self == Self::Dealloc { + vec![ + AccountMeta::new(target, false), + AccountMeta::new(solana_sdk::incinerator::id(), false), + ] + } else { + vec![AccountMeta::new(target, false)] + }; + + let mut instructions = vec![]; + + if let Some(size) = clamp_data_size { + instructions.push(ComputeBudgetInstruction::set_loaded_accounts_data_size_limit(size)); + } + + instructions.push(Instruction::new_with_bytes( + program_id, + &instruction_data, + account_metas, + )); + + Transaction::new_signed_with_payer( + &instructions, + Some(&fee_payer.pubkey()), + &[fee_payer], + Hash::default(), + ) + } +} + fn account_deallocate() -> Vec { let mut test_entries = vec![]; @@ -1631,15 +1691,11 @@ fn account_deallocate() -> Vec { ); test_entry.add_initial_account(target, &target_data); - let set_data_transaction = Transaction::new_signed_with_payer( - &[Instruction::new_with_bytes( - program_id, - &[1], - vec![AccountMeta::new(target, false)], - )], - Some(&fee_payer), - &[&fee_payer_keypair], - Hash::default(), + let set_data_transaction = WriteProgramInstruction::Set.create_transaction( + program_id, + &fee_payer_keypair, + target, + None, ); test_entry.push_transaction(set_data_transaction); @@ -1649,32 +1705,21 @@ fn account_deallocate() -> Vec { test_entry.update_expected_account_data(target, &target_data); if remove_lamports { - let dealloc_transaction = Transaction::new_signed_with_payer( - &[Instruction::new_with_bytes( - program_id, - &[2], - vec![ - AccountMeta::new(target, false), - AccountMeta::new(solana_sdk::incinerator::id(), false), - ], - )], - Some(&fee_payer), - &[&fee_payer_keypair], - Hash::default(), + let dealloc_transaction = WriteProgramInstruction::Dealloc.create_transaction( + program_id, + &fee_payer_keypair, + target, + None, ); test_entry.push_transaction(dealloc_transaction); - let check_transaction = Transaction::new_signed_with_payer( - &[Instruction::new_with_bytes( - program_id, - &[0], - vec![AccountMeta::new(target, false)], - )], - Some(&fee_payer), - &[&fee_payer_keypair], - Hash::default(), + let print_transaction = WriteProgramInstruction::Print.create_transaction( + program_id, + &fee_payer_keypair, + target, + None, ); - test_entry.push_transaction(check_transaction); + test_entry.push_transaction(print_transaction); test_entry.transaction_batch[2] .asserts .logs @@ -1847,6 +1892,112 @@ fn fee_payer_deallocate(enable_fee_only_transactions: bool) -> Vec vec![test_entry] } +fn account_reallocate(enable_fee_only_transactions: bool) -> Vec { + let mut test_entries = vec![]; + + let program_name = "write-to-account".to_string(); + let program_id = program_address(&program_name); + let program_size = program_data_size(&program_name); + + let mut common_test_entry = SvmTestEntry::default(); + + let fee_payer_keypair = Keypair::new(); + let fee_payer = fee_payer_keypair.pubkey(); + + let mut fee_payer_data = AccountSharedData::default(); + fee_payer_data.set_lamports(LAMPORTS_PER_SOL); + common_test_entry.add_initial_account(fee_payer, &fee_payer_data); + + let mk_target = |size| { + AccountSharedData::create( + LAMPORTS_PER_SOL * 10, + vec![0; size], + program_id, + false, + u64::MAX, + ) + }; + + let target = Pubkey::new_unique(); + let target_start_size = 100; + common_test_entry.add_initial_account(target, &mk_target(target_start_size)); + + let print_transaction = WriteProgramInstruction::Print.create_transaction( + program_id, + &fee_payer_keypair, + target, + Some( + (program_size + MAX_PERMITTED_DATA_INCREASE) + .try_into() + .unwrap(), + ), + ); + + common_test_entry.decrease_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE * 2); + + let common_test_entry = common_test_entry; + + // batch 0/1: + // * successful realloc up/down + // * change reflected in same batch + for new_target_size in [target_start_size + 1, target_start_size - 1] { + let mut test_entry = common_test_entry.clone(); + + let realloc_transaction = WriteProgramInstruction::Realloc(new_target_size) + .create_transaction(program_id, &fee_payer_keypair, target, None); + test_entry.push_transaction(realloc_transaction); + + test_entry.push_transaction(print_transaction.clone()); + test_entry.transaction_batch[1] + .asserts + .logs + .push(format!("Program log: account size {}", new_target_size)); + + test_entry.update_expected_account_data(target, &mk_target(new_target_size)); + + test_entries.push(test_entry); + } + + // batch 2: + // * successful large realloc up + // * transaction is aborted based on the new transaction data size post-realloc + { + let mut test_entry = common_test_entry.clone(); + + let new_target_size = target_start_size + MAX_PERMITTED_DATA_INCREASE; + let expected_print_status = if enable_fee_only_transactions { + ExecutionStatus::ProcessedFailed + } else { + test_entry.increase_expected_lamports(&fee_payer, LAMPORTS_PER_SIGNATURE); + ExecutionStatus::Discarded + }; + + let realloc_transaction = WriteProgramInstruction::Realloc(new_target_size) + .create_transaction(program_id, &fee_payer_keypair, target, None); + test_entry.push_transaction(realloc_transaction); + + test_entry.push_transaction_with_status(print_transaction.clone(), expected_print_status); + + test_entry.update_expected_account_data(target, &mk_target(new_target_size)); + + test_entries.push(test_entry); + } + + for test_entry in &mut test_entries { + test_entry + .initial_programs + .push((program_name.to_string(), DEPLOYMENT_SLOT)); + + if enable_fee_only_transactions { + test_entry + .enabled_features + .push(feature_set::enable_transaction_loading_failure_fees::id()); + } + } + + test_entries +} + #[test_case(program_medley())] #[test_case(simple_transfer(false))] #[test_case(simple_transfer(true))] @@ -1863,6 +2014,8 @@ fn fee_payer_deallocate(enable_fee_only_transactions: bool) -> Vec #[test_case(account_deallocate())] #[test_case(fee_payer_deallocate(false))] #[test_case(fee_payer_deallocate(true))] +#[test_case(account_reallocate(false))] +#[test_case(account_reallocate(true))] fn svm_integration(test_entries: Vec) { for test_entry in test_entries { execute_test_entry(test_entry); @@ -1934,7 +2087,7 @@ fn execute_test_entry(test_entry: SvmTestEntry) { ); // build a hashmap of final account states incrementally, starting with all initial states, updating to all final states - // NOTE with SIMD-83 an account may appear multiple times in the same batch + // we do it this way because an account may change multiple times in the same batch but may not exist on all transactions let mut final_accounts_actual = test_entry.initial_accounts.clone(); for (index, processed_transaction) in batch_output.processing_results.iter().enumerate() { diff --git a/svm/tests/mock_bank.rs b/svm/tests/mock_bank.rs index 58a1c155f226a9..b8fe4441124dbe 100644 --- a/svm/tests/mock_bank.rs +++ b/svm/tests/mock_bank.rs @@ -21,7 +21,7 @@ use { account::{AccountSharedData, ReadableAccount, WritableAccount}, bpf_loader_upgradeable::{self, UpgradeableLoaderState}, clock::{Clock, UnixTimestamp}, - native_loader, + compute_budget, native_loader, pubkey::Pubkey, rent::Rent, slot_hashes::Slot, @@ -138,6 +138,11 @@ pub fn program_address(program_name: &str) -> Pubkey { Pubkey::create_with_seed(&Pubkey::default(), program_name, &Pubkey::default()).unwrap() } +#[allow(unused)] +pub fn program_data_size(program_name: &str) -> usize { + load_program(program_name.to_string()).len() +} + #[allow(unused)] pub fn deploy_program(name: String, deployment_slot: Slot, mock_bank: &MockBankCallback) -> Pubkey { deploy_program_with_upgrade_authority(name, deployment_slot, mock_bank, None) @@ -294,6 +299,19 @@ pub fn register_builtins( solana_system_program::system_processor::Entrypoint::vm, ), ); + + // For testing realloc, we need the compute budget program + let compute_budget_program_name = "compute_budget_program"; + batch_processor.add_builtin( + mock_bank, + compute_budget::id(), + compute_budget_program_name, + ProgramCacheEntry::new_builtin( + DEPLOYMENT_SLOT, + compute_budget_program_name.len(), + solana_compute_budget_program::Entrypoint::vm, + ), + ); } #[allow(unused)] From 18d8a763ef14215ff09dee357d4b7c6ff1924045 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Fri, 4 Oct 2024 03:02:25 -0700 Subject: [PATCH 50/52] typo --- svm/src/transaction_processor.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/svm/src/transaction_processor.rs b/svm/src/transaction_processor.rs index 00abc13f531014..4f86da239169ee 100644 --- a/svm/src/transaction_processor.rs +++ b/svm/src/transaction_processor.rs @@ -471,7 +471,7 @@ impl TransactionBatchProcessor { )?; // If the nonce has been used in this batch already, we must drop the transaction - // This is the same as if it was used is different batches in the same slot + // This is the same as if it was used in different batches in the same slot // If the nonce account was closed in the batch, we error as if the blockhash didn't validate // We must vaidate the account in case it was reopened, either as a normal system account, or a fake nonce account if let Some(ref advanced_nonce_info) = advanced_nonce { From 19922ee960a5fa16168210322c7a3ae90bf0cd39 Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Mon, 7 Oct 2024 06:16:04 -0700 Subject: [PATCH 51/52] update note --- svm/src/account_loader.rs | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/svm/src/account_loader.rs b/svm/src/account_loader.rs index faebf0ed5d6d8c..7bbf00624e184e 100644 --- a/svm/src/account_loader.rs +++ b/svm/src/account_loader.rs @@ -223,9 +223,7 @@ fn update_accounts_for_successful_tx( transaction: &T, transaction_accounts: &[TransactionAccount], ) { - // NOTE this selection criterion is different from account saver but accurate for us - // namely, we do not append to the transaction accounts vec - // so transaction_accounts.len() == transaction.account_keys().len() + // TODO update account saver to be like this after i rebase on master for (i, (address, account)) in transaction_accounts.iter().enumerate() { if !transaction.is_writable(i) { continue; From 86b721bf81712634f29700b16d191ad0cd8d389f Mon Sep 17 00:00:00 2001 From: hanako mumei <81144685+2501babe@users.noreply.github.com> Date: Thu, 10 Oct 2024 03:00:43 -0700 Subject: [PATCH 52/52] fix rest of tests for rebase --- svm/tests/integration_test.rs | 34 ++++++++++++---------------------- 1 file changed, 12 insertions(+), 22 deletions(-) diff --git a/svm/tests/integration_test.rs b/svm/tests/integration_test.rs index 6d63d9383fc4d7..ac4951facd0c1a 100644 --- a/svm/tests/integration_test.rs +++ b/svm/tests/integration_test.rs @@ -1379,9 +1379,7 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve } for test_entry in &mut test_entries { - test_entry - .initial_programs - .push((program_name.to_string(), DEPLOYMENT_SLOT)); + test_entry.add_initial_program(program_name); if enable_fee_only_transactions { test_entry @@ -1589,9 +1587,7 @@ fn nonce_reuse(enable_fee_only_transactions: bool, fee_paying_nonce: bool) -> Ve } for test_entry in &mut test_entries { - test_entry - .initial_programs - .push((program_name.to_string(), DEPLOYMENT_SLOT)); + test_entry.add_initial_program(program_name); if enable_fee_only_transactions { test_entry @@ -1667,11 +1663,9 @@ fn account_deallocate() -> Vec { for remove_lamports in [false, true] { let mut test_entry = SvmTestEntry::default(); - let program_name = "write-to-account".to_string(); - let program_id = program_address(&program_name); - test_entry - .initial_programs - .push((program_name, DEPLOYMENT_SLOT)); + let program_name = "write-to-account"; + let program_id = program_address(program_name); + test_entry.add_initial_program(program_name); let fee_payer_keypair = Keypair::new(); let fee_payer = fee_payer_keypair.pubkey(); @@ -1744,11 +1738,9 @@ fn fee_payer_deallocate(enable_fee_only_transactions: bool) -> Vec .push(feature_set::enable_transaction_loading_failure_fees::id()); } - let program_name = "hello-solana".to_string(); - let real_program_id = program_address(&program_name); - test_entry - .initial_programs - .push((program_name, DEPLOYMENT_SLOT)); + let program_name = "hello-solana"; + let real_program_id = program_address(program_name); + test_entry.add_initial_program(program_name); // 0/1: a rent-paying fee-payer goes to zero lamports on an executed transaction, the batch sees it as deallocated // 2/3: the same, except if fee-only transactions are enabled, it goes to zero lamports from a a fee-only transaction @@ -1895,9 +1887,9 @@ fn fee_payer_deallocate(enable_fee_only_transactions: bool) -> Vec fn account_reallocate(enable_fee_only_transactions: bool) -> Vec { let mut test_entries = vec![]; - let program_name = "write-to-account".to_string(); - let program_id = program_address(&program_name); - let program_size = program_data_size(&program_name); + let program_name = "write-to-account"; + let program_id = program_address(program_name); + let program_size = program_data_size(program_name); let mut common_test_entry = SvmTestEntry::default(); @@ -1984,9 +1976,7 @@ fn account_reallocate(enable_fee_only_transactions: bool) -> Vec { } for test_entry in &mut test_entries { - test_entry - .initial_programs - .push((program_name.to_string(), DEPLOYMENT_SLOT)); + test_entry.add_initial_program(program_name); if enable_fee_only_transactions { test_entry