From bcb2a0f1958451935077b1ef3f585c9f663e3d89 Mon Sep 17 00:00:00 2001
From: Chris Heaney <chrisheaney30@gmail.com>
Date: Mon, 16 Dec 2024 15:14:56 -0500
Subject: [PATCH] program: add ix to pause deposits/withdraws if vault
 invariant broken

---
 programs/drift/src/instructions/keeper.rs | 36 ++++++++++++++++++++++-
 programs/drift/src/lib.rs                 |  6 ++++
 sdk/src/driftClient.ts                    | 32 ++++++++++++++++++++
 3 files changed, 73 insertions(+), 1 deletion(-)

diff --git a/programs/drift/src/instructions/keeper.rs b/programs/drift/src/instructions/keeper.rs
index c45c82d23..a0cf939b8 100644
--- a/programs/drift/src/instructions/keeper.rs
+++ b/programs/drift/src/instructions/keeper.rs
@@ -43,7 +43,7 @@ use crate::state::oracle_map::OracleMap;
 use crate::state::order_params::{
     OrderParams, PlaceOrderOptions, SwiftOrderParamsMessage, SwiftServerMessage,
 };
-use crate::state::paused_operations::PerpOperation;
+use crate::state::paused_operations::{PerpOperation, SpotOperation};
 use crate::state::perp_market::{ContractType, MarketStatus, PerpMarket};
 use crate::state::perp_market_map::{
     get_market_set_for_spot_positions, get_market_set_for_user_positions, get_market_set_from_list,
@@ -2409,6 +2409,27 @@ pub fn handle_force_delete_user<'c: 'info, 'info>(
     Ok(())
 }
 
+pub fn handle_pause_spot_market_deposit_withdraw(
+    ctx: Context<PauseSpotMarketDepositWithdraw>,
+) -> Result<()> {
+    let spot_market = &mut load_mut!(ctx.accounts.spot_market)?;
+
+    let result =validate_spot_market_vault_amount(spot_market, ctx.accounts.spot_market_vault.amount);
+
+    validate!(
+        matches!(result, Err(ErrorCode::SpotMarketVaultInvariantViolated)),
+        ErrorCode::DefaultError,
+        "spot market vault amount is valid"
+    )?;
+
+
+    spot_market.paused_operations = spot_market.paused_operations | SpotOperation::Deposit as u8;
+    spot_market.paused_operations = spot_market.paused_operations | SpotOperation::Withdraw as u8;
+
+    Ok(())
+}
+
+
 #[derive(Accounts)]
 pub struct FillOrder<'info> {
     pub state: Box<Account<'info, State>>,
@@ -2905,3 +2926,16 @@ pub struct ForceDeleteUser<'info> {
     /// CHECK: forced drift_signer
     pub drift_signer: AccountInfo<'info>,
 }
+
+#[derive(Accounts)]
+pub struct PauseSpotMarketDepositWithdraw<'info> {
+    pub state: Box<Account<'info, State>>,
+    pub keeper: Signer<'info>,
+    #[account(mut)]
+    pub spot_market: AccountLoader<'info, SpotMarket>,
+    #[account(
+        seeds = [b"spot_market_vault".as_ref(), spot_market.load()?.market_index.to_le_bytes().as_ref()],
+        bump,
+    )]
+    pub spot_market_vault: Box<InterfaceAccount<'info, TokenAccount>>,
+}
diff --git a/programs/drift/src/lib.rs b/programs/drift/src/lib.rs
index 444b11117..cd310a76b 100644
--- a/programs/drift/src/lib.rs
+++ b/programs/drift/src/lib.rs
@@ -728,6 +728,12 @@ pub mod drift {
         handle_post_multi_pyth_pull_oracle_updates_atomic(ctx, params)
     }
 
+    pub fn pause_spot_market_deposit_withdraw(
+        ctx: Context<PauseSpotMarketDepositWithdraw>,
+    ) -> Result<()> {
+        handle_pause_spot_market_deposit_withdraw(ctx)
+    }
+
     // Admin Instructions
 
     pub fn initialize(ctx: Context<Initialize>) -> Result<()> {
diff --git a/sdk/src/driftClient.ts b/sdk/src/driftClient.ts
index 63388bfb9..fc3fc5361 100644
--- a/sdk/src/driftClient.ts
+++ b/sdk/src/driftClient.ts
@@ -8936,6 +8936,38 @@ export class DriftClient {
 		return ix;
 	}
 
+	public async getPauseSpotMarketDepositWithdrawIx(
+		spotMarketIndex: number
+	): Promise<TransactionInstruction> {
+		const spotMarket = await this.getSpotMarketAccount(spotMarketIndex);
+		return this.program.instruction.pauseSpotMarketDepositWithdraw(
+			spotMarketIndex,
+			{
+				accounts: {
+					state: await this.getStatePublicKey(),
+					keeper: this.wallet.publicKey,
+					spotMarket: spotMarket.pubkey,
+					spotMarketVault: spotMarket.vault,
+				},
+			}
+		);
+	}
+
+	public async pauseSpotMarketDepositWithdraw(
+		spotMarketIndex: number,
+		txParams?: TxParams
+	): Promise<TransactionSignature> {
+		const { txSig } = await this.sendTransaction(
+			await this.buildTransaction(
+				await this.getPauseSpotMarketDepositWithdrawIx(spotMarketIndex),
+				txParams
+			),
+			[],
+			this.opts
+		);
+		return txSig;
+	}
+
 	private handleSignedTransaction(signedTxs: SignedTxData[]) {
 		if (this.enableMetricsEvents && this.metricsEventEmitter) {
 			this.metricsEventEmitter.emit('txSigned', signedTxs);