Add stETH

.steth.env

@@ -0,0 +1,22 @@
+# DEFAULT_GAS_PRICE=  50 GWEI by default
+
+TOKEN=0xae7ab96520DE3A18E5e111B5EaAb095312D7fE84
+ATOKEN=0xbd233D4ffdAA9B7d1d3E6b18CCcb8D091142893a
+STABLE_DEBT_TOKEN=0x8180949ac41EF18e844ff8dafE604a195d86Aea9
+VARIABLE_DEBT_TOKEN=0xDe2c414b671d2DB93617D1592f0490c13674de24
+INTEREST_STRATEGY=0xff04ed5f7a6C3a0F1e5Ea20617F8C6f513D5A77c
+LTV=7000
+LIQUIDATION_THRESHOLD=7500
+LIQUIDATION_BONUS=10750
+RESERVE_FACTOR=1000
+DECIMALS=18
+ENABLE_BORROW=false
+ENABLE_AS_COLLATERAL=true
+ENABLE_STABLE_BORROW=false
+
+# The below IPFS hash is invalid. Replace it with the correct value after uploading AIP to the IPFS
+IPFS_HASH=QmVKuMiNYg8NpLii5EiqTnqixqQanhvjgpDy9e46NX2P3T
+CHAINLINK_ORACLE_PROXY=0x86392dC19c0b719886221c78AB11eb8Cf5c52812
+
+# For mainnet fork test: add an EOA that holds tokens
+TOKEN_HOLDER=0x3e40D73EB977Dc6a537aF587D48316feE66E9C8c

hardhat.config.ts

@@ -13,6 +13,7 @@ if (process.env.SKIP_LOAD !== 'true') {
   require('./tasks/list-new-asset.ts');
   require('./tasks/list-rai.ts');
   require('./tasks/list-bond.ts');
+  require('./tasks/list-steth.ts');
 }
 
 export const BUIDLEREVM_CHAIN_ID = 31337;

package.json

@@ -11,11 +11,14 @@
     "test:bond": "MAINNET_FORK=true FORKING_BLOCK=12767300 hardhat test ./test/test-listing-bond.spec.ts",
     "test:xsushi": "MAINNET_FORK=true FORKING_BLOCK=11829845 hardhat test ./test/test-listing-xsushi.spec.ts",
     "test:rai": "MAINNET_FORK=true FORKING_BLOCK=12593370 hardhat test ./test/test-listing-rai.spec.ts",
+    "test:steth": "MAINNET_FORK=true FORKING_BLOCK=14126327 hardhat test ./test/test-listing-steth.spec.ts",
     "run-env": "npm i && tail -f /dev/null",
     "propose-new-asset:kovan": "hardhat create:proposal-new-asset --network kovan",
     "propose-new-asset:main": "hardhat create:proposal-new-asset --network main",
     "propose-new-asset:bond:main": "hardhat create:proposal-new-asset:bond --network main",
-    "propose-new-asset:rai:main": "hardhat create:proposal-new-asset:rai --network main"
+    "propose-new-asset:rai:main": "hardhat create:proposal-new-asset:rai --network main",
+    "propose-new-asset:steth:main": "PROMPT=true hardhat create:proposal-new-asset:steth --network main",
+    "propose-new-asset:steth:fork": "PROMPT=true MAINNET_FORK=true FORKING_BLOCK=14126327 hardhat create:proposal-new-asset:steth --network hardhat"
   },
   "keywords": [],
   "author": "dhadrien",

tasks/list-steth.ts

@@ -0,0 +1,153 @@
+import readline from 'readline';
+import { getContractAt } from '@nomiclabs/hardhat-ethers/dist/src/helpers';
+import { config } from 'dotenv';
+import { task } from 'hardhat/config';
+import { HardhatRuntimeEnvironment, TaskArguments } from 'hardhat/types';
+import bs58 from 'bs58';
+
+config();
+
+task('create:proposal-new-asset:steth', 'Creates a proposal to list stETH')
+  .addFlag('dryrun', 'if provided, only generates the transaction without submitting it onchain')
+  .setAction(async (args: TaskArguments, _DRE: HardhatRuntimeEnvironment) => {
+    if (args['dryrun']) {
+      console.log('The script is running in dry run mode. Transactions will not be sent.');
+    }
+    const {
+      TOKEN,
+      ATOKEN,
+      STABLE_DEBT_TOKEN,
+      VARIABLE_DEBT_TOKEN,
+      INTEREST_STRATEGY,
+      LTV,
+      LIQUIDATION_THRESHOLD,
+      LIQUIDATION_BONUS,
+      RESERVE_FACTOR,
+      DECIMALS,
+      ENABLE_BORROW,
+      ENABLE_AS_COLLATERAL,
+      ENABLE_STABLE_BORROW,
+      IPFS_HASH,
+      CHAINLINK_ORACLE_PROXY,
+      AAVE_GOVERNANCE_V2 = '0xEC568fffba86c094cf06b22134B23074DFE2252c', // mainnet
+      AAVE_SHORT_EXECUTOR = '0xee56e2b3d491590b5b31738cc34d5232f378a8d5', // mainnet
+      AAVE_PRICE_ORACLE_V2 = '0xA50ba011c48153De246E5192C8f9258A2ba79Ca9', // mainnet
+      ASSET_LISTING_EXECUTOR = '0xe775A3A0A1cdc50bD48d5F47c442A0a4F5F24473', // mainnet AssetListingProposalGenericExecutor
+    } = process.env;
+    if (
+      !TOKEN ||
+      !ATOKEN ||
+      !STABLE_DEBT_TOKEN ||
+      !VARIABLE_DEBT_TOKEN ||
+      !INTEREST_STRATEGY ||
+      !LTV ||
+      !LIQUIDATION_BONUS ||
+      !LIQUIDATION_THRESHOLD ||
+      !DECIMALS ||
+      (ENABLE_BORROW !== 'true' && ENABLE_BORROW !== 'false') ||
+      (ENABLE_AS_COLLATERAL !== 'true' && ENABLE_AS_COLLATERAL !== 'false') ||
+      (ENABLE_STABLE_BORROW !== 'true' && ENABLE_STABLE_BORROW !== 'false') ||
+      !IPFS_HASH ||
+      !CHAINLINK_ORACLE_PROXY ||
+      !AAVE_GOVERNANCE_V2 ||
+      !AAVE_SHORT_EXECUTOR ||
+      !AAVE_PRICE_ORACLE_V2 ||
+      !RESERVE_FACTOR ||
+      !ASSET_LISTING_EXECUTOR
+    ) {
+      throw new Error('You have not set correctly the .env file, make sure to read the README.md');
+    }
+    const [proposer] = await _DRE.ethers.getSigners();
+    const executeSignature =
+      'execute(address,address,address,address,address,uint256,uint256,uint256,uint256,uint8,bool,bool,bool)';
+    const assetListingProposalGenericExecutorExecuteCallData = _DRE.ethers.utils.defaultAbiCoder.encode(
+      [
+        'address',
+        'address',
+        'address',
+        'address',
+        'address',
+        'uint',
+        'uint',
+        'uint',
+        'uint',
+        'uint8',
+        'bool',
+        'bool',
+        'bool',
+      ],
+      [
+        TOKEN,
+        ATOKEN,
+        STABLE_DEBT_TOKEN,
+        VARIABLE_DEBT_TOKEN,
+        INTEREST_STRATEGY,
+        LTV,
+        LIQUIDATION_THRESHOLD,
+        LIQUIDATION_BONUS,
+        RESERVE_FACTOR,
+        DECIMALS,
+        ENABLE_BORROW === 'true',
+        ENABLE_STABLE_BORROW === 'true',
+        ENABLE_AS_COLLATERAL === 'true',
+      ]
+    );
+    const setAssetSourcesSignature = 'setAssetSources(address[],address[])';
+    const setAssetSourceSignatureCallData = _DRE.ethers.utils.defaultAbiCoder.encode(
+      ['address[]', 'address[]'],
+      [[TOKEN], [CHAINLINK_ORACLE_PROXY]]
+    );
+    const gov = await getContractAt(_DRE, 'IAaveGovernanceV2', AAVE_GOVERNANCE_V2);
+    const ipfsEncoded = `0x${bs58.decode(IPFS_HASH).slice(2).toString('hex')}`;
+    const tx = await gov
+      .connect(proposer)
+      .populateTransaction.create(
+        AAVE_SHORT_EXECUTOR,
+        [ASSET_LISTING_EXECUTOR, AAVE_PRICE_ORACLE_V2],
+        ['0', '0'],
+        [executeSignature, setAssetSourcesSignature],
+        [assetListingProposalGenericExecutorExecuteCallData, setAssetSourceSignatureCallData],
+        [true, false],
+        ipfsEncoded
+      );
+    console.log('Proposal Transaction:', tx);
+
+    // if the transaction is running in dry run mode, tries to call it locally to check
+    // that it will pass in the "battle" run
+    if (args['dryrun']) {
+      try {
+        console.log('Running transaction locally...');
+        await proposer.call(tx);
+        console.log('Transaction passed!');
+      } catch (error) {
+        console.error('Transaction seems to be failed!');
+        if (error instanceof Error) {
+          console.error('Next error occurred on transaction call: ', error.message);
+        }
+      }
+      return;
+    }
+
+    if (process.env.PROMPT === 'true') {
+      await promptToProceed();
+    }
+
+    console.log('Sending transaction...');
+    const receipt = await proposer.sendTransaction(tx).then((tx) => tx.wait());
+    console.log('Proposal submitted in:', receipt.transactionHash);
+  });
+
+const promptToProceed = () => {
+  const rdl = readline.createInterface(process.stdin, process.stdout);
+  return new Promise<void>((resolve) => {
+    rdl.question('Proceed? y/n:\n', (answer) => {
+      rdl.close();
+      if (['y', 'yes'].includes(answer)) {
+        return resolve();
+      } else if (!['n', 'no'].includes(answer)) {
+        console.log("Please respond with 'yes' or 'no'");
+      }
+      process.exit();
+    });
+  });
+};