Asynced keyrings and started on controller

app/scripts/keyring-controller.js

@@ -121,10 +121,13 @@ module.exports = class KeyringController extends EventEmitter {
         this.password = password
         const keyring = this.restoreKeyring(serialized)
         this.keyrings.push(keyring)
-        this.configManager.setSelectedAccount(keyring.getAccounts()[0])
+        keyring.getAccounts()
+        .then((accounts) => {
+          this.configManager.setSelectedAccount(accounts[0])
           return this.persistAllKeyrings()
+        })
       }
-      return
+      return Promise.resolve()
     })
   }
 
@@ -165,13 +168,18 @@ module.exports = class KeyringController extends EventEmitter {
 
   placeSeedWords (cb) {
     const firstKeyring = this.keyrings[0]
-    const seedWords = firstKeyring.serialize().mnemonic
+    firstKeyring.serialize()
+    .then((serialized) => {
+
+      const seedWords = serialized.mnemonic
       this.configManager.setSeedWords(seedWords)
 
       if (cb) {
         cb()
       }
+
       this.emit('update')
+    })
   }
 
   submitPassword (password, cb) {
@@ -259,13 +267,19 @@ module.exports = class KeyringController extends EventEmitter {
   }
 
   persistAllKeyrings () {
-    const serialized = this.keyrings.map((keyring) => {
+    Promise.all(this.keyrings.map((keyring) => {
+      return Promise.all([keyring.type, keyring.serialize()])
+      .then((serializedKeyringArray) => {
+        // Label the output values on each serialized Keyring:
         return {
-        type: keyring.type,
+          type: serializedKeyringArray[0],
-        data: keyring.serialize(),
+          data: serializedKeyringArray[1],
         }
       })
-    return this.encryptor.encrypt(this.password, serialized)
+    }))
+    .then((serializedKeyrings) => {
+      return this.encryptor.encrypt(this.password, serializedKeyrings)
+    })
     .then((encryptedString) => {
       this.configManager.setVault(encryptedString)
       return true

app/scripts/keyrings/hd.js

@@ -21,10 +21,10 @@ class HdKeyring extends EventEmitter {
   }
 
   serialize () {
-    return {
+    return Promise.resolve({
       mnemonic: this.mnemonic,
       numberOfAccounts: this.wallets.length,
-    }
+    })
   }
 
   deserialize (opts = {}) {
@@ -40,6 +40,8 @@ class HdKeyring extends EventEmitter {
     if ('numberOfAccounts' in opts) {
       this.addAccounts(opts.numberOfAccounts)
     }
+
+    return Promise.resolve()
   }
 
   addAccounts (numberOfAccounts = 1) {
@@ -55,11 +57,12 @@ class HdKeyring extends EventEmitter {
       newWallets.push(wallet)
       this.wallets.push(wallet)
     }
-    return newWallets.map(w => w.getAddress().toString('hex'))
+    const hexWallets = newWallets.map(w => w.getAddress().toString('hex'))
+    return Promise.resolve(hexWallets)
   }
 
   getAccounts () {
-    return this.wallets.map(w => w.getAddress().toString('hex'))
+    return Promise.resolve(this.wallets.map(w => w.getAddress().toString('hex')))
   }
 
   // tx is an instance of the ethereumjs-transaction class.
@@ -67,7 +70,7 @@ class HdKeyring extends EventEmitter {
     const wallet = this._getWalletForAccount(address)
     var privKey = wallet.getPrivateKey()
     tx.sign(privKey)
-    return tx
+    return Promise.resolve(tx)
   }
 
   // For eth_sign, we need to sign transactions:
@@ -77,12 +80,12 @@ class HdKeyring extends EventEmitter {
     var privKey = wallet.getPrivateKey()
     var msgSig = ethUtil.ecsign(new Buffer(message, 'hex'), privKey)
     var rawMsgSig = ethUtil.bufferToHex(sigUtil.concatSig(msgSig.v, msgSig.r, msgSig.s))
-    return rawMsgSig
+    return Promise.resolve(rawMsgSig)
   }
 
   exportAccount (address) {
     const wallet = this._getWalletForAccount(address)
-    return wallet.getPrivateKey().toString('hex')
+    return Promise.resolve(wallet.getPrivateKey().toString('hex'))
   }
 
 

app/scripts/keyrings/simple.js

@@ -8,10 +8,6 @@ class SimpleKeyring extends EventEmitter {
 
   /* PUBLIC METHODS */
 
-  static type () {
-    return type
-  }
-
   constructor (opts) {
     super()
     this.type = type
@@ -20,7 +16,7 @@ class SimpleKeyring extends EventEmitter {
   }
 
   serialize () {
-    return this.wallets.map(w => w.getPrivateKey().toString('hex'))
+    return Promise.resolve(this.wallets.map(w => w.getPrivateKey().toString('hex')))
   }
 
   deserialize (wallets = []) {
@@ -29,6 +25,7 @@ class SimpleKeyring extends EventEmitter {
       const wallet = Wallet.fromPrivateKey(b)
       return wallet
     })
+    return Promise.resolve()
   }
 
   addAccounts (n = 1) {
@@ -37,11 +34,12 @@ class SimpleKeyring extends EventEmitter {
       newWallets.push(Wallet.generate())
     }
     this.wallets = this.wallets.concat(newWallets)
-    return newWallets.map(w => w.getAddress().toString('hex'))
+    const hexWallets = newWallets.map(w => w.getAddress().toString('hex'))
+    return Promise.resolve(hexWallets)
   }
 
   getAccounts () {
-    return this.wallets.map(w => w.getAddress().toString('hex'))
+    return Promise.resolve(this.wallets.map(w => w.getAddress().toString('hex')))
   }
 
   // tx is an instance of the ethereumjs-transaction class.
@@ -49,7 +47,7 @@ class SimpleKeyring extends EventEmitter {
     const wallet = this._getWalletForAccount(address)
     var privKey = wallet.getPrivateKey()
     tx.sign(privKey)
-    return tx
+    return Promise.resolve(tx)
   }
 
   // For eth_sign, we need to sign transactions:
@@ -59,12 +57,12 @@ class SimpleKeyring extends EventEmitter {
     var privKey = wallet.getPrivateKey()
     var msgSig = ethUtil.ecsign(new Buffer(message, 'hex'), privKey)
     var rawMsgSig = ethUtil.bufferToHex(sigUtil.concatSig(msgSig.v, msgSig.r, msgSig.s))
-    return rawMsgSig
+    return Promise.resolve(rawMsgSig)
   }
 
   exportAccount (address) {
     const wallet = this._getWalletForAccount(address)
-    return wallet.getPrivateKey().toString('hex')
+    return Promise.resolve(wallet.getPrivateKey().toString('hex'))
   }