feat: Solana Vault swaps (base PR)

bouncer/commands/setup_vaults.ts

@@ -163,7 +163,7 @@ async function main(): Promise<void> {
 
   // Confirmation
   console.log('Waiting for new epoch...');
-  await observeEvent('validator:NewEpoch');
+  await observeEvent('validator:NewEpoch').event;
 
   console.log('=== New Epoch ===');
   console.log('=== Vault Setup completed ===');

bouncer/shared/contract_interfaces.ts

@@ -32,3 +32,6 @@ export const getSolanaVaultIdl = loadContractCached(
 export const getCfTesterIdl = loadContractCached(
   `../contract-interfaces/sol-program-idls/${CF_SOL_PROGRAM_IDL_TAG}/cf_tester.json`,
 );
+export const getSolanaSwapEndpointIdl = loadContractCached(
+  `../contract-interfaces/sol-program-idls/${CF_SOL_PROGRAM_IDL_TAG}/swap_endpoint.json`,
+);

bouncer/shared/evm_vault_swap.ts

@@ -1,3 +1,6 @@
+import * as anchor from '@coral-xyz/anchor';
+// import NodeWallet from '@coral-xyz/anchor/dist/cjs/nodewallet';
+
 import {
   InternalAsset as Asset,
   executeSwap,
@@ -9,6 +12,8 @@ import {
 } from '@chainflip/cli';
 import { HDNodeWallet } from 'ethers';
 import { randomBytes } from 'crypto';
+import { PublicKey, sendAndConfirmTransaction, Keypair } from '@solana/web3.js';
+import { getAssociatedTokenAddressSync, TOKEN_PROGRAM_ID } from '@solana/spl-token';
 import {
   observeBalanceIncrease,
   getContractAddress,
@@ -20,11 +25,23 @@ import {
   stateChainAssetFromAsset,
   createEvmWalletAndFund,
   newAddress,
+  evmChains,
+  getSolWhaleKeyPair,
+  getSolConnection,
 } from './utils';
 import { getBalance } from './get_balance';
 import { CcmDepositMetadata, DcaParams, FillOrKillParamsX128 } from './new_swap';
 import { SwapContext, SwapStatus } from './swap_context';
 
+import VaultIdl from '../../contract-interfaces/sol-program-idls/v1.0.0/vault.json';
+import SwapEndpointIdl from '../../contract-interfaces/sol-program-idls/v1.0.0/swap_endpoint.json';
+
+import { SwapEndpoint } from '../../contract-interfaces/sol-program-idls/v1.0.0/types/swap_endpoint';
+import { Vault } from '../../contract-interfaces/sol-program-idls/v1.0.0/types/vault';
+
+// Workaround because of anchor issue
+const { BN } = anchor;
+
 const erc20Assets: Asset[] = ['Flip', 'Usdc', 'Usdt', 'ArbUsdc'];
 
 export async function executeVaultSwap(
@@ -100,6 +117,120 @@ export async function executeVaultSwap(
 
   return receipt;
 }
+// Temporary before the SDK implements this.
+export async function executeSolContractSwap(
+  srcAsset: Asset,
+  destAsset: Asset,
+  destAddress: string,
+  messageMetadata?: CcmDepositMetadata,
+) {
+  const destChain = chainFromAsset(destAsset);
+
+  // const solanaSwapEndpointId = new PublicKey(getContractAddress('Solana', 'SWAP_ENDPOINT'));
+  const solanaVaultDataAccount = new PublicKey(getContractAddress('Solana', 'DATA_ACCOUNT'));
+  const swapEndpointDataAccount = new PublicKey(
+    getContractAddress('Solana', 'SWAP_ENDPOINT_DATA_ACCOUNT'),
+  );
+  const whaleKeypair = getSolWhaleKeyPair();
+
+  // We should just be able to do this instead but it's not working...
+  // const wallet = new NodeWallet(whaleKeypair);
+  // const provider = new anchor.AnchorProvider(connection, wallet, {
+  //   commitment: 'processed',
+  // });
+  // const cfSwapEndpointProgram = new anchor.Program<SwapEndpoint>(SwapEndpointIdl, provider);
+  // const vaultProgram = new anchor.Program<Vault>(VaultIdl, provider);
+
+  // The current workaround requires having the wallet in a id.json and then set the ANCHOR_WALLET env.
+  // TODO: Depending on how the SDK is implemented we can remove this.
+  process.env.ANCHOR_WALLET = 'shared/solana_keypair.json';
+
+  const connection = getSolConnection();
+  const cfSwapEndpointProgram = new anchor.Program<SwapEndpoint>(SwapEndpointIdl as SwapEndpoint);
+  const vaultProgram = new anchor.Program<Vault>(VaultIdl as Vault);
+
+  const newEventAccountKeypair = Keypair.generate();
+  const fetchedDataAccount = await vaultProgram.account.dataAccount.fetch(solanaVaultDataAccount);
+  const aggKey = fetchedDataAccount.aggKey;
+
+  const tx =
+    srcAsset === 'Sol'
+      ? await cfSwapEndpointProgram.methods
+          .xSwapNative({
+            amount: new BN(
+              amountToFineAmount(defaultAssetAmounts(srcAsset), assetDecimals(srcAsset)),
+            ),
+            dstChain: Number(destChain),
+            dstAddress: Buffer.from(destAddress),
+            dstToken: Number(stateChainAssetFromAsset(destAsset)),
+            ccmParameters: messageMetadata
+              ? {
+                  message: Buffer.from(messageMetadata.message.slice(2), 'hex'),
+                  gasAmount: new BN(messageMetadata.gasBudget),
+                }
+              : null,
+            // TODO: Encode cfParameters from ccmAdditionalData and other vault swap parameters
+            cfParameters: Buffer.from(messageMetadata?.ccmAdditionalData?.slice(2) ?? '', 'hex'),
+          })
+          .accountsPartial({
+            dataAccount: solanaVaultDataAccount,
+            aggKey,
+            from: whaleKeypair.publicKey,
+            eventDataAccount: newEventAccountKeypair.publicKey,
+            swapEndpointDataAccount,
+            systemProgram: anchor.web3.SystemProgram.programId,
+          })
+          .signers([whaleKeypair, newEventAccountKeypair])
+          .transaction()
+      : await cfSwapEndpointProgram.methods
+          .xSwapToken({
+            amount: new BN(
+              amountToFineAmount(defaultAssetAmounts(srcAsset), assetDecimals(srcAsset)),
+            ),
+            dstChain: Number(destChain),
+            dstAddress: Buffer.from(destAddress),
+            dstToken: Number(stateChainAssetFromAsset(destAsset)),
+            ccmParameters: messageMetadata
+              ? {
+                  message: Buffer.from(messageMetadata.message.slice(2), 'hex'),
+                  gasAmount: new BN(messageMetadata.gasBudget),
+                }
+              : null,
+            // TODO: Encode cfParameters from ccmAdditionalData and other vault swap parameters
+            cfParameters: Buffer.from(messageMetadata?.ccmAdditionalData?.slice(2) ?? '', 'hex'),
+            decimals: assetDecimals(srcAsset),
+          })
+          .accountsPartial({
+            dataAccount: solanaVaultDataAccount,
+            tokenVaultAssociatedTokenAccount: new PublicKey(
+              getContractAddress('Solana', 'TOKEN_VAULT_ATA'),
+            ),
+            from: whaleKeypair.publicKey,
+            fromTokenAccount: getAssociatedTokenAddressSync(
+              new PublicKey(getContractAddress('Solana', 'SolUsdc')),
+              whaleKeypair.publicKey,
+              false,
+            ),
+            eventDataAccount: newEventAccountKeypair.publicKey,
+            swapEndpointDataAccount,
+            tokenSupportedAccount: new PublicKey(
+              getContractAddress('Solana', 'SolUsdcTokenSupport'),
+            ),
+            tokenProgram: TOKEN_PROGRAM_ID,
+            mint: new PublicKey(getContractAddress('Solana', 'SolUsdc')),
+            systemProgram: anchor.web3.SystemProgram.programId,
+          })
+          .signers([whaleKeypair, newEventAccountKeypair])
+          .transaction();
+  const txHash = await sendAndConfirmTransaction(connection, tx, [
+    whaleKeypair,
+    newEventAccountKeypair,
+  ]);
+
+  console.log('tx', txHash);
+  return txHash;
+}
+
 export type VaultSwapParams = {
   sourceAsset: Asset;
   destAsset: Asset;
@@ -122,11 +253,21 @@ export async function performVaultSwap(
 ): Promise<VaultSwapParams> {
   const tag = swapTag ?? '';
   const amountToSwap = amount ?? defaultAssetAmounts(sourceAsset);
+  const srcChain = chainFromAsset(sourceAsset);
 
   try {
-    // Generate a new wallet for each vault swap to prevent nonce issues when running in parallel
-    // with other swaps via deposit channels.
-    const wallet = await createEvmWalletAndFund(sourceAsset);
+    let wallet;
+    let txHash: string;
+    let sourceAddress: string;
+
+    if (evmChains.includes(srcChain)) {
+      // Generate a new wallet for each vault swap to prevent nonce issues when running in parallel
+      // with other swaps via deposit channels.
+      wallet = await createEvmWalletAndFund(sourceAsset);
+      sourceAddress = wallet!.address.toLowerCase();
+    } else {
+      sourceAddress = getSolWhaleKeyPair().publicKey.toBase58();
+    }
 
     const oldBalance = await getBalance(destAsset, destAddress);
     if (log) {
@@ -136,30 +277,32 @@ export async function performVaultSwap(
       );
     }
 
-    // To uniquely identify the VaultSwap, we need to use the TX hash. This is only known
-    // after sending the transaction, so we send it first and observe the events afterwards.
-    // There are still multiple blocks of safety margin inbetween before the event is emitted
-    const receipt = await executeVaultSwap(
-      sourceAsset,
-      destAsset,
-      destAddress,
-      messageMetadata,
-      amountToSwap,
-      boostFeeBps,
-      fillOrKillParams,
-      dcaParams,
-      wallet,
-    );
+    // TODO: Temporary before the SDK implements this.
+    if (evmChains.includes(srcChain)) {
+      // To uniquely identify the VaultSwap, we need to use the TX hash. This is only known
+      // after sending the transaction, so we send it first and observe the events afterwards.
+      // There are still multiple blocks of safety margin inbetween before the event is emitted
+      const receipt = await executeVaultSwap(
+        sourceAsset,
+        destAsset,
+        destAddress,
+        messageMetadata,
+        amountToSwap,
+        boostFeeBps,
+        fillOrKillParams,
+        dcaParams,
+        wallet,
+      );
+      txHash = receipt.hash;
+      sourceAddress = wallet!.address.toLowerCase();
+    } else {
+      txHash = await executeSolContractSwap(sourceAsset, destAsset, destAddress, messageMetadata);
+      sourceAddress = getSolWhaleKeyPair().publicKey.toBase58();
+    }
     swapContext?.updateStatus(swapTag, SwapStatus.VaultContractExecuted);
 
     const ccmEventEmitted = messageMetadata
-      ? observeCcmReceived(
-          sourceAsset,
-          destAsset,
-          destAddress,
-          messageMetadata,
-          wallet.address.toLowerCase(),
-        )
+      ? observeCcmReceived(sourceAsset, destAsset, destAddress, messageMetadata, sourceAddress)
       : Promise.resolve();
 
     const [newBalance] = await Promise.all([
@@ -174,7 +317,7 @@ export async function performVaultSwap(
       sourceAsset,
       destAsset,
       destAddress,
-      txHash: receipt.hash,
+      txHash,
     };
   } catch (err) {
     console.error('err:', err);

bouncer/shared/initialize_new_chains.ts

@@ -210,10 +210,7 @@ export async function initializeSolanaPrograms(solClient: Connection, solKey: st
 
   const solUsdcMintPubkey = new PublicKey(getContractAddress('Solana', 'SolUsdc'));
 
-  const [tokenSupportedAccount] = PublicKey.findProgramAddressSync(
-    [Buffer.from('supported_token'), solUsdcMintPubkey.toBuffer()],
-    solanaVaultProgramId,
-  );
+  const tokenSupportedAccount = new PublicKey(getContractAddress('Solana', 'SolUsdcTokenSupport'));
 
   tx.add(
     new TransactionInstruction({

bouncer/shared/solana_keypair.json

@@ -0,0 +1,6 @@
+[
+  6, 151, 150, 20, 145, 210, 176, 113, 98, 200, 192, 80, 73, 63, 133, 232, 208, 124, 81, 213, 117,
+  199, 196, 243, 219, 33, 79, 217, 157, 69, 205, 140, 247, 157, 94, 2, 111, 18, 237, 198, 68, 58,
+  83, 75, 44, 221, 80, 114, 35, 57, 137, 180, 21, 215, 89, 101, 115, 231, 67, 243, 229, 179, 134,
+  251
+]

bouncer/shared/utils.ts

@@ -45,6 +45,7 @@ export const brokerMutex = new Mutex();
 export const snowWhiteMutex = new Mutex();
 
 export const ccmSupportedChains = ['Ethereum', 'Arbitrum', 'Solana'] as Chain[];
+export const evmChains = ['Ethereum', 'Arbitrum'] as Chain[];
 
 export type Asset = SDKAsset;
 export type Chain = SDKChain;
@@ -114,14 +115,26 @@ export function getContractAddress(chain: Chain, contract: string): string {
           return '8inHGLHXegST3EPLcpisQe9D1hDT9r7DJjS395L3yuYf';
         case 'TOKEN_VAULT_PDA':
           return '7B13iu7bUbBX88eVBqTZkQqrErnTMazPmGLdE5RqdyKZ';
+        case 'TOKEN_VAULT_ATA':
+          return '9CGLwcPknpYs3atgwtjMX7RhgvBgaqK8wwCvXnmjEoL9';
         case 'DATA_ACCOUNT':
           return 'BttvFNSRKrkHugwDP6SpnBejCKKskHowJif1HGgBtTfG';
         case 'SolUsdc':
           return process.env.SOL_USDC_ADDRESS ?? '24PNhTaNtomHhoy3fTRaMhAFCRj4uHqhZEEoWrKDbR5p';
+        case 'SolUsdcTokenSupport':
+          return PublicKey.findProgramAddressSync(
+            [
+              Buffer.from('supported_token'),
+              new PublicKey(getContractAddress('Solana', 'SolUsdc')).toBuffer(),
+            ],
+            new PublicKey(getContractAddress('Solana', 'VAULT')),
+          )[0].toBase58();
         case 'CFTESTER':
           return '8pBPaVfTAcjLeNfC187Fkvi9b1XEFhRNJ95BQXXVksmH';
         case 'SWAP_ENDPOINT':
           return '35uYgHdfZQT4kHkaaXQ6ZdCkK5LFrsk43btTLbGCRCNT';
+        case 'SWAP_ENDPOINT_DATA_ACCOUNT':
+          return '2tmtGLQcBd11BMiE9B1tAkQXwmPNgR79Meki2Eme4Ec9';
         default:
           throw new Error(`Unsupported contract: ${contract}`);
       }

contract-interfaces/sol-program-idls/download-sol-program-idls.sh

@@ -31,6 +31,7 @@ gh release download \
 unzip -u ${ZIP_FILE} \
     'vault.json' \
     'cf_tester.json' \
+    'swap_endpoint.json' \
     -d $TARGET_DIR
 
 rm ${ZIP_FILE}