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@@ -0,0 +1,111 @@
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+import { createInitializeInstruction } from "@certusone/wormhole-sdk/lib/cjs/solana/wormhole";
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+import { AnchorProvider, Wallet, web3 } from "@coral-xyz/anchor";
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+import { bs58 } from "@coral-xyz/anchor/dist/cjs/utils/bytes";
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+
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+function displayHelp() {
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+ console.log(`
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+
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+ The following environment variables are required:
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+
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+ RPC_URL: The RPC URL of the SVM network (Fogo or Solana).
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+ CORE_BRIDGE_PROGRAM_ID: The program ID of the core bridge program.
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+ PRIVATE_KEY: The private key of the account that will be used to initialize the core bridge program.
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+ Can be a keypair-file path or a base58 encoded string.
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+ GUARDIAN_SET: A JSON-array containing one or more guardian addresses, in non-0x prefixed hex format.
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+
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+ Optional environment variables:
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+ FEE: The fee that will be used to initialize the core bridge program. Defaults to 100000 lamports.
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+ EXPIRATION_TIME: The expiration time of the guardian set. Defaults to 86400 seconds (1 day).
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+
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+ `)
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+}
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+
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+const DEFAULT_FEE = 100000;
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+const DEFAULT_EXPIRATION_TIME = 86400;
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+
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+(async () => {
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+ const RPC_URL = process.env.RPC_URL;
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+ if (!RPC_URL) {
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+ console.error("RPC_URL is required");
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+ displayHelp();
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+ process.exit(1);
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+ }
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+
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+ const CORE_BRIDGE_PROGRAM_ID = process.env.CORE_BRIDGE_PROGRAM_ID;
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+ if (!CORE_BRIDGE_PROGRAM_ID) {
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+ console.error("CORE_BRIDGE_PROGRAM_ID is required");
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+ displayHelp();
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+ process.exit(1);
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+ }
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+
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+ const coreBridgeAddress = new web3.PublicKey(CORE_BRIDGE_PROGRAM_ID);
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+
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+ const connection = new web3.Connection(RPC_URL, "confirmed");
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+
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+ const key = process.env.PRIVATE_KEY;
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+
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+ if (!key) {
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+ console.error("PRIVATE_KEY is required");
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+ displayHelp();
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+ process.exit(1);
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+ }
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+
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+ const payer = web3.Keypair.fromSecretKey(
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+ key.endsWith(".json") ? new Uint8Array(require(key)) : bs58.decode(key)
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+ );
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+ const provider = new AnchorProvider(connection, new Wallet(payer));
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+
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+ const guardianAddress = process.env.GUARDIAN_SET;
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+ if (!guardianAddress) {
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+ console.error("GUARDIAN_SET is required");
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+ displayHelp();
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+ process.exit(1);
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+ }
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+ const fee = process.env.FEE || DEFAULT_FEE;
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+ const expirationTime = process.env.EXPIRATION_TIME || DEFAULT_EXPIRATION_TIME;
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+
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+ if (BigInt(fee) === 0n) {
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+ console.error("FEE must be greater than 0");
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+ displayHelp();
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+ process.exit(1);
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+ }
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+
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+ if (Number(expirationTime) === 0) {
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+ console.error("EXPIRATION_TIME must be greater than 0");
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+ displayHelp();
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+ process.exit(1);
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+ }
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+
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+ // Parse the guardian set
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+ const guardianSet = JSON.parse(guardianAddress);
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+ if (!Array.isArray(guardianSet)) {
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+ console.error("GUARDIAN_SET must be a JSON-array");
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+ displayHelp();
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+ process.exit(1);
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+ }
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+ if (guardianSet.length === 0) {
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+ console.error("GUARDIAN_SET must contain at least one guardian address");
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+ displayHelp();
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+ process.exit(1);
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+ }
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+
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+ const guardianSetBuffer = guardianSet.map((guardian) => Buffer.from(guardian, "hex"));
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+
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+ if (guardianSetBuffer.some((address) => address.length !== 20)) {
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+ console.error("GUARDIAN_SET must only contain non-0x prefixed, 20-byte long hex addresses");
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+ displayHelp();
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+ process.exit(1);
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+ }
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+
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+ const ix = createInitializeInstruction(
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+ coreBridgeAddress,
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+ payer.publicKey.toString(),
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+ Number(expirationTime),
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+ BigInt(fee),
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+ guardianSetBuffer
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+ );
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+ const transaction = new web3.Transaction();
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+ transaction.add(ix);
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+ const tx = await provider.sendAndConfirm(transaction);
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+ console.log(tx);
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+})();
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Hernán Di Pietro