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Merge pull request #5792 from MetaMask/signed-type-data-error-hw-wallet

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Consider HW Wallets for signTypedMessage
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Bruno Barbieri 2018-11-26 13:40:04 -05:00 committed by GitHub
commit 3b1e73eff8
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1 changed files with 16 additions and 9 deletions
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25
app/scripts/metamask-controller.js
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@ -50,6 +50,7 @@ const seedPhraseVerifier = require('./lib/seed-phrase-verifier')
const log = require('loglevel')
const TrezorKeyring = require('eth-trezor-keyring')
const LedgerBridgeKeyring = require('eth-ledger-bridge-keyring')
const HW_WALLETS_KEYRINGS = [TrezorKeyring.type, LedgerBridgeKeyring.type]
const EthQuery = require('eth-query')
const ethUtil = require('ethereumjs-util')
const sigUtil = require('eth-sig-util')
@ -1025,16 +1026,22 @@ module.exports = class MetamaskController extends EventEmitter {
const cleanMsgParams = await this.typedMessageManager.approveMessage(msgParams)
const address = sigUtil.normalize(cleanMsgParams.from)
const keyring = await this.keyringController.getKeyringForAccount(address)
const wallet = keyring._getWalletForAccount(address)
const privKey = ethUtil.toBuffer(wallet.getPrivateKey())
let signature
switch (version) {
case 'V1':
signature = sigUtil.signTypedDataLegacy(privKey, { data: cleanMsgParams.data })
break
case 'V3':
signature = sigUtil.signTypedData(privKey, { data: JSON.parse(cleanMsgParams.data) })
break
// HW Wallet keyrings don't expose private keys
// so we need to handle it separately
if (!HW_WALLETS_KEYRINGS.includes(keyring.type)) {
const wallet = keyring._getWalletForAccount(address)
const privKey = ethUtil.toBuffer(wallet.getPrivateKey())
switch (version) {
case 'V1':
signature = sigUtil.signTypedDataLegacy(privKey, { data: cleanMsgParams.data })
break
case 'V3':
signature = sigUtil.signTypedData(privKey, { data: JSON.parse(cleanMsgParams.data) })
break
}
} else {
signature = await keyring.signTypedData(address, cleanMsgParams.data)
}
this.typedMessageManager.setMsgStatusSigned(msgId, signature)
return this.getState()