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feat: send transactions with Jito (#1442) 

* feat: jito script

* Go

* Go

* Checkpoint

* Checkpoint

* Rename

* Make tip account random

* Go
This commit is contained in:
guibescos 2024-04-11 14:30:43 +01:00 committed by GitHub
parent ce36d80ae4
commit 0aeae8ca40
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6 changed files with 493 additions and 8 deletions
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333
package-lock.json generated
View File

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86
target_chains/solana/sdk/js/solana_utils/benchmarks/jito_benchmark.ts Normal file
View File

@ -0,0 +1,86 @@
import { Connection, Keypair } from "@solana/web3.js";
import { PriceServiceConnection } from "@pythnetwork/price-service-client";
import { sendTransactionsJito } from "..";
import { PythSolanaReceiver } from "@pythnetwork/pyth-solana-receiver";
import { Wallet } from "@coral-xyz/anchor";
import fs from "fs";
import os from "os";
import {
SearcherClient,
searcherClient,
} from "jito-ts/dist/sdk/block-engine/searcher";
// Get price feed ids from https://pyth.network/developers/price-feed-ids#pyth-evm-stable
const SOL_PRICE_FEED_ID =
"0xef0d8b6fda2ceba41da15d4095d1da392a0d2f8ed0c6c7bc0f4cfac8c280b56d";
let keypairFile = "";
if (process.env["SOLANA_KEYPAIR"]) {
keypairFile = process.env["SOLANA_KEYPAIR"];
} else {
keypairFile = `${os.homedir()}/.config/solana/id.json`;
}
const jitoKeypairFile = `${os.homedir()}/.config/solana/jito.json`;
async function main() {
const connection = new Connection("http://api.mainnet-beta.solana.com");
const keypair = await loadKeypairFromFile(keypairFile);
const jitoKeypair = await loadKeypairFromFile(jitoKeypairFile);
console.log(
`Sending transactions from account: ${keypair.publicKey.toBase58()}`
);
const wallet = new Wallet(keypair);
const pythSolanaReceiver = new PythSolanaReceiver({ connection, wallet });
const transactionBuilder = pythSolanaReceiver.newTransactionBuilder({
closeUpdateAccounts: true,
});
const priceUpdateData = await getPriceUpdateData();
await transactionBuilder.addUpdatePriceFeed(priceUpdateData, 1);
const c = searcherClient("mainnet.block-engine.jito.wtf", jitoKeypair);
const transactions = await transactionBuilder.buildVersionedTransactions({
tightComputeBudget: true,
jitoTipLamports: 100000,
});
await sendTransactionsJito(transactions, c, wallet);
onBundleResult(c);
}
export const onBundleResult = (c: SearcherClient) => {
c.onBundleResult(
(result) => {
console.log("received bundle result:", result);
},
(e) => {
throw e;
}
);
};
// Load a solana keypair from an id.json file
async function loadKeypairFromFile(filePath: string): Promise<Keypair> {
try {
const keypairData = JSON.parse(
await fs.promises.readFile(filePath, "utf8")
);
console.log(keypairData);
return Keypair.fromSecretKey(Uint8Array.from(keypairData));
} catch (error) {
throw new Error(`Error loading keypair from file: ${error}`);
}
}
main();
async function getPriceUpdateData() {
const priceServiceConnection = new PriceServiceConnection(
"https://hermes.pyth.network/",
{ priceFeedRequestConfig: { binary: true } }
);
return await priceServiceConnection.getLatestVaas([SOL_PRICE_FEED_ID]);
}

3
target_chains/solana/sdk/js/solana_utils/package.json
View File

@ -44,6 +44,7 @@
"dependencies": {
"@coral-xyz/anchor": "^0.29.0",
"@solana/web3.js": "^1.90.0",
"bs58": "^5.0.0"
"bs58": "^5.0.0",
"jito-ts": "^3.0.1"
}
}

2
target_chains/solana/sdk/js/solana_utils/src/index.ts
View File

@ -8,3 +8,5 @@ export {
sendTransactions,
DEFAULT_PRIORITY_FEE_CONFIG,
} from "./transaction";
export { sendTransactionsJito } from "./jito";

46
target_chains/solana/sdk/js/solana_utils/src/jito.ts Normal file
View File

@ -0,0 +1,46 @@
import { Wallet } from "@coral-xyz/anchor";
import { PublicKey, Signer, VersionedTransaction } from "@solana/web3.js";
import { SearcherClient } from "jito-ts/dist/sdk/block-engine/searcher";
import { Bundle } from "jito-ts/dist/sdk/block-engine/types";
export const TIP_ACCOUNTS = [
"HFqU5x63VTqvQss8hp11i4wVV8bD44PvwucfZ2bU7gRe",
"Cw8CFyM9FkoMi7K7Crf6HNQqf4uEMzpKw6QNghXLvLkY",
"DfXygSm4jCyNCybVYYK6DwvWqjKee8pbDmJGcLWNDXjh",
"ADaUMid9yfUytqMBgopwjb2DTLSokTSzL1zt6iGPaS49",
"3AVi9Tg9Uo68tJfuvoKvqKNWKkC5wPdSSdeBnizKZ6jT",
"DttWaMuVvTiduZRnguLF7jNxTgiMBZ1hyAumKUiL2KRL",
"96gYZGLnJYVFmbjzopPSU6QiEV5fGqZNyN9nmNhvrZU5",
"ADuUkR4vqLUMWXxW9gh6D6L8pMSawimctcNZ5pGwDcEt",
];
export function getRandomTipAccount(): PublicKey {
const randomInt = Math.floor(Math.random() * TIP_ACCOUNTS.length);
return new PublicKey(TIP_ACCOUNTS[randomInt]);
}
export async function sendTransactionsJito(
transactions: {
tx: VersionedTransaction;
signers?: Signer[] | undefined;
}[],
searcherClient: SearcherClient,
wallet: Wallet
) {
const signedTransactions = [];
for (const transaction of transactions) {
const signers = transaction.signers;
let tx = transaction.tx;
if (signers) {
tx.sign(signers);
}
tx = await wallet.signTransaction(tx);
signedTransactions.push(tx);
}
const bundle = new Bundle(signedTransactions, 2);
await searcherClient.sendBundle(bundle);
}

31
target_chains/solana/sdk/js/solana_utils/src/transaction.ts
View File

@ -6,12 +6,14 @@ import {
PACKET_DATA_SIZE,
PublicKey,
Signer,
SystemProgram,
Transaction,
TransactionInstruction,
TransactionMessage,
VersionedTransaction,
} from "@solana/web3.js";
import bs58 from "bs58";
import { TIP_ACCOUNTS, getRandomTipAccount } from "./jito";
/**
* If the transaction doesn't contain a `setComputeUnitLimit` instruction, the default compute budget is 200,000 units per instruction.
@ -42,6 +44,7 @@ export type PriorityFeeConfig = {
/** This is the priority fee in micro lamports, it gets passed down to `setComputeUnitPrice` */
computeUnitPriceMicroLamports?: number;
tightComputeBudget?: boolean;
jitoTipLamports?: number;
};
/**
@ -223,7 +226,7 @@ export class TransactionBuilder {
).blockhash;
return this.transactionInstructions.map(
({ instructions, signers, computeUnits }) => {
({ instructions, signers, computeUnits }, index) => {
const instructionsWithComputeBudget: TransactionInstruction[] = [
...instructions,
];
@ -242,6 +245,18 @@ export class TransactionBuilder {
})
);
}
if (
args.jitoTipLamports &&
index == this.transactionInstructions.length - 1
) {
instructionsWithComputeBudget.push(
SystemProgram.transfer({
fromPubkey: this.payer,
toPubkey: getRandomTipAccount(),
lamports: args.jitoTipLamports,
})
);
}
return {
tx: new VersionedTransaction(
@ -266,7 +281,7 @@ export class TransactionBuilder {
args: PriorityFeeConfig
): { tx: Transaction; signers: Signer[] }[] {
return this.transactionInstructions.map(
({ instructions, signers, computeUnits }) => {
({ instructions, signers, computeUnits }, index) => {
const instructionsWithComputeBudget: TransactionInstruction[] = [
...instructions,
];
@ -285,6 +300,18 @@ export class TransactionBuilder {
})
);
}
if (
args.jitoTipLamports &&
index == this.transactionInstructions.length - 1
) {
instructionsWithComputeBudget.push(
SystemProgram.transfer({
fromPubkey: this.payer,
toPubkey: getRandomTipAccount(),
lamports: args.jitoTipLamports,
})
);
}
return {
tx: new Transaction().add(...instructionsWithComputeBudget),