feat: support closing vaas (#1460)

* feat: support closing vaas

* Go

* Max out

* Cleanup

* Refactor, add comments

* Add max

* Remove script

* bump solana utils

* Revert "Fix: guardian set (#1459)"

This reverts commit d9c85d8.

* Update compute budget

* Go

* Restore

* Bump

price_pusher/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@pythnetwork/price-pusher",
-  "version": "6.5.0",
+  "version": "6.6.0",
   "description": "Pyth Price Pusher",
   "homepage": "https://pyth.network",
   "main": "lib/index.js",

price_pusher/src/solana/solana.ts

@@ -146,6 +146,7 @@ export class SolanaPricePusherJito implements IPricePusher {
       priceFeedUpdateData,
       this.shardId
     );
+    await transactionBuilder.addClosePreviousEncodedVaasInstructions();
 
     const transactions = await transactionBuilder.buildVersionedTransactions({
       jitoTipLamports: this.jitoTipLamports,

target_chains/solana/sdk/js/pyth_solana_receiver/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@pythnetwork/pyth-solana-receiver",
-  "version": "0.6.0",
+  "version": "0.7.0",
   "description": "Pyth solana receiver SDK",
   "homepage": "https://pyth.network",
   "main": "lib/index.js",
@@ -43,6 +43,7 @@
   },
   "dependencies": {
     "@coral-xyz/anchor": "^0.29.0",
+    "@noble/hashes": "^1.4.0",
     "@pythnetwork/price-service-sdk": ">=1.6.0",
     "@pythnetwork/solana-utils": "*",
     "@solana/web3.js": "^1.90.0"

target_chains/solana/sdk/js/pyth_solana_receiver/src/PythSolanaReceiver.ts

@@ -28,6 +28,7 @@ import {
   parsePriceFeedMessage,
 } from "@pythnetwork/price-service-sdk";
 import {
+  CLOSE_ENCODED_VAA_COMPUTE_BUDGET,
   INIT_ENCODED_VAA_COMPUTE_BUDGET,
   POST_UPDATE_ATOMIC_COMPUTE_BUDGET,
   POST_UPDATE_COMPUTE_BUDGET,
@@ -38,8 +39,8 @@ import { Wallet } from "@coral-xyz/anchor";
 import {
   buildEncodedVaaCreateInstruction,
   buildWriteEncodedVaaWithSplitInstructions,
+  findEncodedVaaAccountsByWriteAuthority,
   getGuardianSetIndex,
-  overrideGuardianSet,
   trimSignatures,
 } from "./vaa";
 import {
@@ -263,6 +264,18 @@ export class PythTransactionBuilder extends TransactionBuilder {
     );
   }
 
+  /** Add instructions to close encoded VAA accounts from previous actions.
+   * If you have previously used the PythTransactionBuilder with closeUpdateAccounts set to false or if you posted encoded VAAs but the transaction to close them did not land on-chain, your wallet might own many encoded VAA accounts.
+   * The rent cost for these accounts is 0.008 SOL per encoded VAA account. You can recover this rent calling this function when building a set of transactions.
+   */
+  async addClosePreviousEncodedVaasInstructions(maxInstructions = 40) {
+    this.addInstructions(
+      await this.pythSolanaReceiver.buildClosePreviousEncodedVaasInstructions(
+        maxInstructions
+      )
+    );
+  }
+
   /**
    * Returns all the added instructions batched into versioned transactions, plus for each transaction the ephemeral signers that need to sign it
    */
@@ -447,7 +460,6 @@ export class PythSolanaReceiver {
     encodedVaaAddress: PublicKey;
     closeInstructions: InstructionWithEphemeralSigners[];
   }> {
-    vaa = overrideGuardianSet(vaa); // Short term fix Wormhole officially server guardian set 4 vaas
     const postInstructions: InstructionWithEphemeralSigners[] = [];
     const closeInstructions: InstructionWithEphemeralSigners[] = [];
     const encodedVaaKeypair = new Keypair();
@@ -664,7 +676,25 @@ export class PythSolanaReceiver {
       .closeEncodedVaa()
       .accounts({ encodedVaa })
       .instruction();
-    return { instruction, signers: [] };
+    return {
+      instruction,
+      signers: [],
+      computeUnits: CLOSE_ENCODED_VAA_COMPUTE_BUDGET,
+    };
+  }
+
+  /**
+   * Build aset of instructions to close all the existing encoded VAA accounts owned by this PythSolanaReceiver's wallet
+   */
+  async buildClosePreviousEncodedVaasInstructions(
+    maxInstructions: number
+  ): Promise<InstructionWithEphemeralSigners[]> {
+    const encodedVaas = await this.findOwnedEncodedVaaAccounts();
+    const instructions = [];
+    for (const encodedVaa of encodedVaas) {
+      instructions.push(await this.buildCloseEncodedVaaInstruction(encodedVaa));
+    }
+    return instructions.slice(0, maxInstructions);
   }
 
   /**
@@ -739,6 +769,18 @@ export class PythSolanaReceiver {
       this.pushOracle.programId
     );
   }
+
+  /**
+   * Find all the encoded VAA accounts owned by this PythSolanaReceiver's wallet
+   * @returns a list of the public keys of the encoded VAA accounts
+   */
+  async findOwnedEncodedVaaAccounts() {
+    return await findEncodedVaaAccountsByWriteAuthority(
+      this.receiver.provider.connection,
+      this.wallet.publicKey,
+      this.wormhole.programId
+    );
+  }
 }
 
 /**

target_chains/solana/sdk/js/pyth_solana_receiver/src/compute_budget.ts

@@ -22,3 +22,7 @@ export const INIT_ENCODED_VAA_COMPUTE_BUDGET = 3000;
  * A hard-coded budget for the compute units required for the `writeEncodedVaa` instruction in the Wormhole program.
  */
 export const WRITE_ENCODED_VAA_COMPUTE_BUDGET = 3000;
+/**
+ * A hard-coded budget for the compute units required for the `closeEncodedVaa` instruction in the Wormhole program.
+ */
+export const CLOSE_ENCODED_VAA_COMPUTE_BUDGET = 30000;

target_chains/solana/sdk/js/pyth_solana_receiver/src/index.ts

@@ -6,7 +6,6 @@ export {
   TransactionBuilder,
   InstructionWithEphemeralSigners,
 } from "@pythnetwork/solana-utils";
-
 export {
   getConfigPda,
   DEFAULT_RECEIVER_PROGRAM_ID,

target_chains/solana/sdk/js/pyth_solana_receiver/src/vaa.ts

@@ -1,9 +1,10 @@
-import { Keypair, PublicKey } from "@solana/web3.js";
+import { Connection, Keypair, PublicKey } from "@solana/web3.js";
 import { WormholeCoreBridgeSolana } from "./idl/wormhole_core_bridge_solana";
 import { Program } from "@coral-xyz/anchor";
 import { InstructionWithEphemeralSigners } from "@pythnetwork/solana-utils";
 import { WRITE_ENCODED_VAA_COMPUTE_BUDGET } from "./compute_budget";
-
+import { sha256 } from "@noble/hashes/sha256";
+import { bs58 } from "@coral-xyz/anchor/dist/cjs/utils/bytes";
 /**
  * Get the index of the guardian set that signed a VAA
  */
@@ -52,18 +53,6 @@ export function trimSignatures(
   return trimmedVaa;
 }
 
-export const PREVIOUS_GUARDIAN_SET_INDEX = 4;
-export const CURRENT_GUARDIAN_SET_INDEX = 4;
-export function overrideGuardianSet(vaa: Buffer): Buffer {
-  const guardianSetIndex = getGuardianSetIndex(vaa);
-
-  if (guardianSetIndex <= 3) {
-    vaa.writeUint32BE(CURRENT_GUARDIAN_SET_INDEX, 1);
-  }
-
-  return vaa;
-}
-
 /**
  * The start of the VAA bytes in an encoded VAA account. Before this offset, the account contains a header.
  */
@@ -97,7 +86,7 @@ export async function buildEncodedVaaCreateInstruction(
  * This number was chosen as the biggest number such that one can still call `createInstruction`, `initEncodedVaa` and `writeEncodedVaa` in a single Solana transaction.
  * This way, the packing of the instructions to post an encoded vaa is more efficient.
  */
-export const VAA_SPLIT_INDEX = 792;
+export const VAA_SPLIT_INDEX = 755;
 
 /**
  * Build a set of instructions to write a VAA to an encoded VAA account
@@ -141,3 +130,33 @@ export async function buildWriteEncodedVaaWithSplitInstructions(
     },
   ];
 }
+
+/**
+ * Find all the encoded VAA accounts that have a given write authority
+ * @returns a list of the public keys of the encoded VAA accounts
+ */
+export async function findEncodedVaaAccountsByWriteAuthority(
+  connection: Connection,
+  writeAuthority: PublicKey,
+  wormholeProgramId: PublicKey
+): Promise<PublicKey[]> {
+  const result = await connection.getProgramAccounts(wormholeProgramId, {
+    filters: [
+      {
+        memcmp: {
+          offset: 0,
+          bytes: bs58.encode(
+            Buffer.from(sha256("account:EncodedVaa").slice(0, 8))
+          ),
+        },
+      },
+      {
+        memcmp: {
+          offset: 8 + 1,
+          bytes: bs58.encode(writeAuthority.toBuffer()),
+        },
+      },
+    ],
+  });
+  return result.map((account) => new PublicKey(account.pubkey));
+}

target_chains/solana/sdk/js/solana_utils/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@pythnetwork/solana-utils",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "description": "Utility functions for Solana",
   "homepage": "https://pyth.network",
   "main": "lib/index.js",