feat: different seed for EVM based chains (#667)

boltzr/src/config.rs

@@ -36,8 +36,8 @@ pub struct GlobalConfig {
     #[serde(rename = "otlpEndpoint")]
     pub otlp_endpoint: Option<String>,
 
-    #[serde(rename = "mnemonicpath")]
-    pub mnemonic_path: Option<String>,
+    #[serde(rename = "mnemonicpathEvm")]
+    pub mnemonic_path_evm: Option<String>,
 
     pub postgres: crate::db::Config,
     pub rsk: Option<crate::evm::Config>,
@@ -52,8 +52,8 @@ pub fn parse_config(path: &str) -> Result<GlobalConfig, Box<dyn Error>> {
     let mut config = toml::from_str::<GlobalConfig>(fs::read_to_string(path)?.as_ref())?;
     trace!("Read config: {:#}", serde_json::to_string_pretty(&config)?);
 
-    if config.mnemonic_path.is_none() {
-        config.mnemonic_path = Some(
+    if config.mnemonic_path_evm.is_none() {
+        config.mnemonic_path_evm = Some(
             Path::new(path)
                 .parent()
                 .unwrap()

boltzr/src/main.rs

@@ -80,7 +80,7 @@ async fn main() {
     let refund_signer = if let Some(rsk_config) = config.rsk {
         Some(
             evm::refund_signer::LocalRefundSigner::new_mnemonic_file(
-                config.mnemonic_path.unwrap(),
+                config.mnemonic_path_evm.unwrap(),
                 &rsk_config,
             )
             .await

lib/Boltz.ts

@@ -152,6 +152,7 @@ class Boltz {
     this.walletManager = new WalletManager(
       this.logger,
       this.config.mnemonicpath,
+      this.config.mnemonicpathEvm,
       walletCurrencies,
       this.ethereumManagers,
     );

lib/Config.ts

@@ -40,7 +40,7 @@ type ChainConfig = {
   zmqpubhashblock?: string;
 
   // API endpoint of a MempoolSpace instance running on the chain of the configured client
-  // Comma seperated for multiple endpoints
+  // Comma separated for multiple endpoints
   mempoolSpace?: string;
 };
 
@@ -175,6 +175,7 @@ type ConfigType = {
 
   configpath: string;
   mnemonicpath: string;
+  mnemonicpathEvm: string;
 
   dbpath: string;
   postgres?: PostgresConfig;
@@ -225,6 +226,7 @@ class Config {
 
   public static defaultConfigPath = 'boltz.conf';
   public static defaultMnemonicPath = 'seed.dat';
+  public static defaultMnemonicPathEvm = 'seed.dat';
   public static defaultLogPath = 'boltz.log';
   public static defaultDbPath = 'boltz.db';
 
@@ -239,13 +241,13 @@ class Config {
   constructor() {
     this.dataDir = getServiceDataDir('boltz');
 
-    const { dbpath, logpath, configpath, mnemonicpath } = this.getDataDirPaths(
-      this.dataDir,
-    );
+    const { dbpath, logpath, configpath, mnemonicpath, mnemonicpathEvm } =
+      this.getDataDirPaths(this.dataDir);
 
     this.config = {
       configpath,
       mnemonicpath,
+      mnemonicpathEvm,
       dbpath,
       logpath,
 
@@ -505,6 +507,7 @@ class Config {
     return {
       configpath: path.join(dataDir, Config.defaultConfigPath),
       mnemonicpath: path.join(dataDir, Config.defaultMnemonicPath),
+      mnemonicpathEvm: path.join(dataDir, Config.defaultMnemonicPathEvm),
       dbpath: path.join(dataDir, Config.defaultDbPath),
       logpath: path.join(dataDir, Config.defaultLogPath),
     };

lib/cli/ethereum/EthereumUtils.ts

@@ -19,14 +19,16 @@ const getBoltzFilePath = (file: string): string =>
   path.join(process.env.HOME!, '.boltz', file);
 
 const getBoltzWallet = (): HDNodeWallet => {
-  const filePath = getBoltzFilePath('seed.dat');
+  for (const file in ['seedEvm.dat', 'seed.dat']) {
+    const filePath = getBoltzFilePath(file);
 
-  if (existsSync(filePath)) {
-    return Wallet.fromPhrase(
-      readFileSync(filePath, {
-        encoding: 'utf-8',
-      }).trim(),
-    );
+    if (existsSync(filePath)) {
+      return Wallet.fromPhrase(
+        readFileSync(filePath, {
+          encoding: 'utf-8',
+        }).trim(),
+      );
+    }
   }
 
   throw 'no Boltz wallet found';

lib/wallet/WalletManager.ts

@@ -59,6 +59,8 @@ class WalletManager {
   public wallets = new Map<string, Wallet>();
 
   private readonly mnemonic: string;
+  private readonly mnemonicEvm: string;
+
   private readonly slip77: Slip77Interface;
   private readonly masterNode: BIP32Interface;
 
@@ -67,16 +69,13 @@ class WalletManager {
   constructor(
     private logger: Logger,
     mnemonicPath: string,
+    mnemonicPathEvm: string,
     private currencies: Currency[],
     public ethereumManagers: EthereumManager[],
   ) {
-    if (!fs.existsSync(mnemonicPath)) {
-      this.logger.info('Generated new mnemonic');
-
-      fs.writeFileSync(mnemonicPath, generateMnemonic());
-    }
-
     this.mnemonic = this.loadMnemonic(mnemonicPath);
+    this.mnemonicEvm = this.loadMnemonic(mnemonicPathEvm);
+
     this.masterNode = bip32.fromSeed(mnemonicToSeedSync(this.mnemonic));
     this.slip77 = slip77.fromSeed(this.mnemonic);
   }
@@ -168,7 +167,7 @@ class WalletManager {
     }
 
     for (const manager of this.ethereumManagers) {
-      const ethereumWallets = await manager.init(this.mnemonic);
+      const ethereumWallets = await manager.init(this.mnemonicEvm);
 
       for (const [symbol, ethereumWallet] of ethereumWallets) {
         this.wallets.set(symbol, ethereumWallet);
@@ -178,7 +177,9 @@ class WalletManager {
 
   private loadMnemonic = (filename: string) => {
     if (!fs.existsSync(filename)) {
-      throw Errors.NOT_INITIALIZED();
+      this.logger.info(`Generated new mnemonic: ${filename}`);
+
+      fs.writeFileSync(filename, generateMnemonic());
     }
 
     const mnemonic = fs.readFileSync(filename, 'utf-8').trim();

test/integration/swap/UtxoNursery.spec.ts

@@ -75,6 +75,7 @@ describe('UtxoNursery', () => {
   const walletManager = new WalletManager(
     Logger.disabledLogger,
     mnemonicPath,
+    mnemonicPath,
     currencies,
     [],
   );
@@ -115,6 +116,7 @@ describe('UtxoNursery', () => {
     },
     lockupTracker,
     {} as any,
+    {} as any,
   );
 
   beforeAll(async () => {

test/unit/wallet/WalletManager.spec.ts

@@ -60,6 +60,7 @@ const mockedLndClient = <jest.Mock<LndClient>>(<any>LndClient);
 // TODO: test ethereum wallet initialization
 describe('WalletManager', () => {
   const mnemonicPath = 'seed.dat';
+  const mnemonicPathEvm = 'seedEvm.dat';
 
   const database = new Database(Logger.disabledLogger, ':memory:');
 
@@ -100,6 +101,7 @@ describe('WalletManager', () => {
     };
 
     deleteFile(mnemonicPath);
+    deleteFile(mnemonicPathEvm);
   };
 
   beforeAll(async () => {
@@ -109,8 +111,15 @@ describe('WalletManager', () => {
   });
 
   test('should initialize with a new menmonic and write it to the disk', () => {
-    new WalletManager(Logger.disabledLogger, mnemonicPath, currencies, []);
+    new WalletManager(
+      Logger.disabledLogger,
+      mnemonicPath,
+      mnemonicPathEvm,
+      currencies,
+      [],
+    );
     expect(fs.existsSync(mnemonicPath)).toBeTruthy();
+    expect(fs.existsSync(mnemonicPathEvm)).toBeTruthy();
   });
 
   test('should initialize a Bitcoin Core wallet when LND is not configured', async () => {
@@ -124,6 +133,7 @@ describe('WalletManager', () => {
     const noLndWalletManager = new WalletManager(
       Logger.disabledLogger,
       mnemonicPath,
+      mnemonicPathEvm,
       currenciesNoLnd,
       [],
     );
@@ -149,6 +159,7 @@ describe('WalletManager', () => {
     const noLndWalletManager = new WalletManager(
       Logger.disabledLogger,
       mnemonicPath,
+      mnemonicPathEvm,
       currenciesNoLnd,
       [],
     );
@@ -161,6 +172,7 @@ describe('WalletManager', () => {
     walletManager = new WalletManager(
       Logger.disabledLogger,
       mnemonicPath,
+      mnemonicPathEvm,
       currencies,
       [],
     );
@@ -208,7 +220,14 @@ describe('WalletManager', () => {
     fs.writeFileSync(mnemonicPath, invalidMnemonic);
 
     expect(
-      () => new WalletManager(Logger.disabledLogger, mnemonicPath, [], []),
+      () =>
+        new WalletManager(
+          Logger.disabledLogger,
+          mnemonicPath,
+          mnemonicPathEvm,
+          [],
+          [],
+        ),
     ).toThrow(WalletErrors.INVALID_MNEMONIC(invalidMnemonic).message);
   });