mirror of
https://github.com/kremalicious/metamask-extension.git
synced 2024-11-27 21:00:13 +01:00
043920c9ff
* Ensure address book send flow correctly matches address book addresses to ens addresses * Use nodify on background.setAddressBook to receive correct result in actions.js * Better error handling for actions.js addToAddressBook * Eliminate unnecessary data normalization and move more data manipluation to ens-input and send-content containers
1770 lines
62 KiB
JavaScript
1770 lines
62 KiB
JavaScript
/**
|
|
* @file The central metamask controller. Aggregates other controllers and exports an api.
|
|
* @copyright Copyright (c) 2018 MetaMask
|
|
* @license MIT
|
|
*/
|
|
|
|
const EventEmitter = require('events')
|
|
const pump = require('pump')
|
|
const Dnode = require('dnode')
|
|
const pify = require('pify')
|
|
const ObservableStore = require('obs-store')
|
|
const ComposableObservableStore = require('./lib/ComposableObservableStore')
|
|
const createDnodeRemoteGetter = require('./lib/createDnodeRemoteGetter')
|
|
const asStream = require('obs-store/lib/asStream')
|
|
const AccountTracker = require('./lib/account-tracker')
|
|
const RpcEngine = require('json-rpc-engine')
|
|
const debounce = require('debounce')
|
|
const createEngineStream = require('json-rpc-middleware-stream/engineStream')
|
|
const createFilterMiddleware = require('eth-json-rpc-filters')
|
|
const createSubscriptionManager = require('eth-json-rpc-filters/subscriptionManager')
|
|
const createOriginMiddleware = require('./lib/createOriginMiddleware')
|
|
const createLoggerMiddleware = require('./lib/createLoggerMiddleware')
|
|
const providerAsMiddleware = require('eth-json-rpc-middleware/providerAsMiddleware')
|
|
const {setupMultiplex} = require('./lib/stream-utils.js')
|
|
const KeyringController = require('eth-keyring-controller')
|
|
const NetworkController = require('./controllers/network')
|
|
const PreferencesController = require('./controllers/preferences')
|
|
const AppStateController = require('./controllers/app-state')
|
|
const InfuraController = require('./controllers/infura')
|
|
const CachedBalancesController = require('./controllers/cached-balances')
|
|
const OnboardingController = require('./controllers/onboarding')
|
|
const RecentBlocksController = require('./controllers/recent-blocks')
|
|
const MessageManager = require('./lib/message-manager')
|
|
const PersonalMessageManager = require('./lib/personal-message-manager')
|
|
const TypedMessageManager = require('./lib/typed-message-manager')
|
|
const TransactionController = require('./controllers/transactions')
|
|
const BalancesController = require('./controllers/computed-balances')
|
|
const TokenRatesController = require('./controllers/token-rates')
|
|
const DetectTokensController = require('./controllers/detect-tokens')
|
|
const ProviderApprovalController = require('./controllers/provider-approval')
|
|
const nodeify = require('./lib/nodeify')
|
|
const accountImporter = require('./account-import-strategies')
|
|
const getBuyEthUrl = require('./lib/buy-eth-url')
|
|
const {Mutex} = require('await-semaphore')
|
|
const {version} = require('../manifest.json')
|
|
const {BN} = require('ethereumjs-util')
|
|
const GWEI_BN = new BN('1000000000')
|
|
const percentile = require('percentile')
|
|
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')
|
|
const {
|
|
AddressBookController,
|
|
CurrencyRateController,
|
|
ShapeShiftController,
|
|
PhishingController,
|
|
} = require('gaba')
|
|
const backEndMetaMetricsEvent = require('./lib/backend-metametrics')
|
|
|
|
|
|
module.exports = class MetamaskController extends EventEmitter {
|
|
|
|
/**
|
|
* @constructor
|
|
* @param {Object} opts
|
|
*/
|
|
constructor (opts) {
|
|
super()
|
|
|
|
this.defaultMaxListeners = 20
|
|
|
|
this.sendUpdate = debounce(this.privateSendUpdate.bind(this), 200)
|
|
this.opts = opts
|
|
const initState = opts.initState || {}
|
|
this.recordFirstTimeInfo(initState)
|
|
|
|
// this keeps track of how many "controllerStream" connections are open
|
|
// the only thing that uses controller connections are open metamask UI instances
|
|
this.activeControllerConnections = 0
|
|
|
|
// platform-specific api
|
|
this.platform = opts.platform
|
|
|
|
// observable state store
|
|
this.store = new ComposableObservableStore(initState)
|
|
|
|
// lock to ensure only one vault created at once
|
|
this.createVaultMutex = new Mutex()
|
|
|
|
// network store
|
|
this.networkController = new NetworkController(initState.NetworkController)
|
|
|
|
// preferences controller
|
|
this.preferencesController = new PreferencesController({
|
|
initState: initState.PreferencesController,
|
|
initLangCode: opts.initLangCode,
|
|
openPopup: opts.openPopup,
|
|
network: this.networkController,
|
|
})
|
|
|
|
// app-state controller
|
|
this.appStateController = new AppStateController({
|
|
preferencesStore: this.preferencesController.store,
|
|
onInactiveTimeout: () => this.setLocked(),
|
|
})
|
|
|
|
// currency controller
|
|
this.currencyRateController = new CurrencyRateController(undefined, initState.CurrencyController)
|
|
|
|
// infura controller
|
|
this.infuraController = new InfuraController({
|
|
initState: initState.InfuraController,
|
|
})
|
|
this.infuraController.scheduleInfuraNetworkCheck()
|
|
|
|
this.phishingController = new PhishingController()
|
|
|
|
// rpc provider
|
|
this.initializeProvider()
|
|
this.provider = this.networkController.getProviderAndBlockTracker().provider
|
|
this.blockTracker = this.networkController.getProviderAndBlockTracker().blockTracker
|
|
|
|
// token exchange rate tracker
|
|
this.tokenRatesController = new TokenRatesController({
|
|
currency: this.currencyRateController,
|
|
preferences: this.preferencesController.store,
|
|
})
|
|
|
|
this.recentBlocksController = new RecentBlocksController({
|
|
blockTracker: this.blockTracker,
|
|
provider: this.provider,
|
|
networkController: this.networkController,
|
|
})
|
|
|
|
// account tracker watches balances, nonces, and any code at their address.
|
|
this.accountTracker = new AccountTracker({
|
|
provider: this.provider,
|
|
blockTracker: this.blockTracker,
|
|
network: this.networkController,
|
|
})
|
|
|
|
// start and stop polling for balances based on activeControllerConnections
|
|
this.on('controllerConnectionChanged', (activeControllerConnections) => {
|
|
if (activeControllerConnections > 0) {
|
|
this.accountTracker.start()
|
|
} else {
|
|
this.accountTracker.stop()
|
|
}
|
|
})
|
|
|
|
this.cachedBalancesController = new CachedBalancesController({
|
|
accountTracker: this.accountTracker,
|
|
getNetwork: this.networkController.getNetworkState.bind(this.networkController),
|
|
initState: initState.CachedBalancesController,
|
|
})
|
|
|
|
this.onboardingController = new OnboardingController({
|
|
initState: initState.OnboardingController,
|
|
})
|
|
|
|
// ensure accountTracker updates balances after network change
|
|
this.networkController.on('networkDidChange', () => {
|
|
this.accountTracker._updateAccounts()
|
|
})
|
|
|
|
// key mgmt
|
|
const additionalKeyrings = [TrezorKeyring, LedgerBridgeKeyring]
|
|
this.keyringController = new KeyringController({
|
|
keyringTypes: additionalKeyrings,
|
|
initState: initState.KeyringController,
|
|
getNetwork: this.networkController.getNetworkState.bind(this.networkController),
|
|
encryptor: opts.encryptor || undefined,
|
|
})
|
|
|
|
this.keyringController.memStore.subscribe((s) => this._onKeyringControllerUpdate(s))
|
|
|
|
// detect tokens controller
|
|
this.detectTokensController = new DetectTokensController({
|
|
preferences: this.preferencesController,
|
|
network: this.networkController,
|
|
keyringMemStore: this.keyringController.memStore,
|
|
})
|
|
|
|
this.addressBookController = new AddressBookController(undefined, initState.AddressBookController)
|
|
|
|
// tx mgmt
|
|
this.txController = new TransactionController({
|
|
initState: initState.TransactionController || initState.TransactionManager,
|
|
networkStore: this.networkController.networkStore,
|
|
preferencesStore: this.preferencesController.store,
|
|
txHistoryLimit: 40,
|
|
getNetwork: this.networkController.getNetworkState.bind(this),
|
|
signTransaction: this.keyringController.signTransaction.bind(this.keyringController),
|
|
provider: this.provider,
|
|
blockTracker: this.blockTracker,
|
|
getGasPrice: this.getGasPrice.bind(this),
|
|
})
|
|
this.txController.on('newUnapprovedTx', () => opts.showUnapprovedTx())
|
|
|
|
this.txController.on(`tx:status-update`, async (txId, status) => {
|
|
if (status === 'confirmed' || status === 'failed') {
|
|
const txMeta = this.txController.txStateManager.getTx(txId)
|
|
this.platform.showTransactionNotification(txMeta)
|
|
|
|
const { txReceipt } = txMeta
|
|
const participateInMetaMetrics = this.preferencesController.getParticipateInMetaMetrics()
|
|
if (txReceipt && txReceipt.status === '0x0' && participateInMetaMetrics) {
|
|
const metamaskState = await this.getState()
|
|
backEndMetaMetricsEvent(metamaskState, {
|
|
customVariables: {
|
|
errorMessage: txMeta.simulationFails.reason,
|
|
},
|
|
eventOpts: {
|
|
category: 'backend',
|
|
action: 'Transactions',
|
|
name: 'On Chain Failure',
|
|
},
|
|
})
|
|
}
|
|
}
|
|
})
|
|
|
|
// computed balances (accounting for pending transactions)
|
|
this.balancesController = new BalancesController({
|
|
accountTracker: this.accountTracker,
|
|
txController: this.txController,
|
|
blockTracker: this.blockTracker,
|
|
})
|
|
this.networkController.on('networkDidChange', () => {
|
|
this.balancesController.updateAllBalances()
|
|
this.setCurrentCurrency(this.currencyRateController.state.currentCurrency, function () {})
|
|
})
|
|
this.balancesController.updateAllBalances()
|
|
|
|
this.shapeshiftController = new ShapeShiftController(undefined, initState.ShapeShiftController)
|
|
|
|
this.networkController.lookupNetwork()
|
|
this.messageManager = new MessageManager()
|
|
this.personalMessageManager = new PersonalMessageManager()
|
|
this.typedMessageManager = new TypedMessageManager({ networkController: this.networkController })
|
|
|
|
// ensure isClientOpenAndUnlocked is updated when memState updates
|
|
this.on('update', (memState) => {
|
|
this.isClientOpenAndUnlocked = memState.isUnlocked && this._isClientOpen
|
|
})
|
|
|
|
this.providerApprovalController = new ProviderApprovalController({
|
|
closePopup: opts.closePopup,
|
|
keyringController: this.keyringController,
|
|
openPopup: opts.openPopup,
|
|
preferencesController: this.preferencesController,
|
|
})
|
|
|
|
this.store.updateStructure({
|
|
AppStateController: this.appStateController.store,
|
|
TransactionController: this.txController.store,
|
|
KeyringController: this.keyringController.store,
|
|
PreferencesController: this.preferencesController.store,
|
|
AddressBookController: this.addressBookController,
|
|
CurrencyController: this.currencyRateController,
|
|
ShapeShiftController: this.shapeshiftController,
|
|
NetworkController: this.networkController.store,
|
|
InfuraController: this.infuraController.store,
|
|
CachedBalancesController: this.cachedBalancesController.store,
|
|
OnboardingController: this.onboardingController.store,
|
|
})
|
|
|
|
this.memStore = new ComposableObservableStore(null, {
|
|
AppStateController: this.appStateController.store,
|
|
NetworkController: this.networkController.store,
|
|
AccountTracker: this.accountTracker.store,
|
|
TxController: this.txController.memStore,
|
|
BalancesController: this.balancesController.store,
|
|
CachedBalancesController: this.cachedBalancesController.store,
|
|
TokenRatesController: this.tokenRatesController.store,
|
|
MessageManager: this.messageManager.memStore,
|
|
PersonalMessageManager: this.personalMessageManager.memStore,
|
|
TypesMessageManager: this.typedMessageManager.memStore,
|
|
KeyringController: this.keyringController.memStore,
|
|
PreferencesController: this.preferencesController.store,
|
|
RecentBlocksController: this.recentBlocksController.store,
|
|
AddressBookController: this.addressBookController,
|
|
CurrencyController: this.currencyRateController,
|
|
ShapeshiftController: this.shapeshiftController,
|
|
InfuraController: this.infuraController.store,
|
|
ProviderApprovalController: this.providerApprovalController.store,
|
|
OnboardingController: this.onboardingController.store,
|
|
})
|
|
this.memStore.subscribe(this.sendUpdate.bind(this))
|
|
}
|
|
|
|
/**
|
|
* Constructor helper: initialize a provider.
|
|
*/
|
|
initializeProvider () {
|
|
const providerOpts = {
|
|
static: {
|
|
eth_syncing: false,
|
|
web3_clientVersion: `MetaMask/v${version}`,
|
|
},
|
|
version,
|
|
// account mgmt
|
|
getAccounts: async ({ origin }) => {
|
|
// Expose no accounts if this origin has not been approved, preventing
|
|
// account-requring RPC methods from completing successfully
|
|
const exposeAccounts = this.providerApprovalController.shouldExposeAccounts(origin)
|
|
if (origin !== 'MetaMask' && !exposeAccounts) { return [] }
|
|
const isUnlocked = this.keyringController.memStore.getState().isUnlocked
|
|
const selectedAddress = this.preferencesController.getSelectedAddress()
|
|
// only show address if account is unlocked
|
|
if (isUnlocked && selectedAddress) {
|
|
return [selectedAddress]
|
|
} else {
|
|
return []
|
|
}
|
|
},
|
|
// tx signing
|
|
processTransaction: this.newUnapprovedTransaction.bind(this),
|
|
// msg signing
|
|
processEthSignMessage: this.newUnsignedMessage.bind(this),
|
|
processTypedMessage: this.newUnsignedTypedMessage.bind(this),
|
|
processTypedMessageV3: this.newUnsignedTypedMessage.bind(this),
|
|
processPersonalMessage: this.newUnsignedPersonalMessage.bind(this),
|
|
getPendingNonce: this.getPendingNonce.bind(this),
|
|
}
|
|
const providerProxy = this.networkController.initializeProvider(providerOpts)
|
|
return providerProxy
|
|
}
|
|
|
|
/**
|
|
* Constructor helper: initialize a public config store.
|
|
* This store is used to make some config info available to Dapps synchronously.
|
|
*/
|
|
createPublicConfigStore ({ checkIsEnabled }) {
|
|
// subset of state for metamask inpage provider
|
|
const publicConfigStore = new ObservableStore()
|
|
|
|
// setup memStore subscription hooks
|
|
this.on('update', updatePublicConfigStore)
|
|
updatePublicConfigStore(this.getState())
|
|
|
|
publicConfigStore.destroy = () => {
|
|
this.removeEventListener && this.removeEventListener('update', updatePublicConfigStore)
|
|
}
|
|
|
|
function updatePublicConfigStore (memState) {
|
|
const publicState = selectPublicState(memState)
|
|
publicConfigStore.putState(publicState)
|
|
}
|
|
|
|
function selectPublicState ({ isUnlocked, selectedAddress, network, completedOnboarding }) {
|
|
const isEnabled = checkIsEnabled()
|
|
const isReady = isUnlocked && isEnabled
|
|
const result = {
|
|
isUnlocked,
|
|
isEnabled,
|
|
selectedAddress: isReady ? selectedAddress : undefined,
|
|
networkVersion: network,
|
|
onboardingcomplete: completedOnboarding,
|
|
}
|
|
return result
|
|
}
|
|
|
|
return publicConfigStore
|
|
}
|
|
|
|
//=============================================================================
|
|
// EXPOSED TO THE UI SUBSYSTEM
|
|
//=============================================================================
|
|
|
|
/**
|
|
* The metamask-state of the various controllers, made available to the UI
|
|
*
|
|
* @returns {Object} status
|
|
*/
|
|
getState () {
|
|
const vault = this.keyringController.store.getState().vault
|
|
const isInitialized = !!vault
|
|
|
|
return {
|
|
...{ isInitialized },
|
|
...this.memStore.getFlatState(),
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns an Object containing API Callback Functions.
|
|
* These functions are the interface for the UI.
|
|
* The API object can be transmitted over a stream with dnode.
|
|
*
|
|
* @returns {Object} Object containing API functions.
|
|
*/
|
|
getApi () {
|
|
const keyringController = this.keyringController
|
|
const preferencesController = this.preferencesController
|
|
const txController = this.txController
|
|
const networkController = this.networkController
|
|
const providerApprovalController = this.providerApprovalController
|
|
const onboardingController = this.onboardingController
|
|
|
|
return {
|
|
// etc
|
|
getState: (cb) => cb(null, this.getState()),
|
|
setCurrentCurrency: this.setCurrentCurrency.bind(this),
|
|
setUseBlockie: this.setUseBlockie.bind(this),
|
|
setParticipateInMetaMetrics: this.setParticipateInMetaMetrics.bind(this),
|
|
setMetaMetricsSendCount: this.setMetaMetricsSendCount.bind(this),
|
|
setFirstTimeFlowType: this.setFirstTimeFlowType.bind(this),
|
|
setCurrentLocale: this.setCurrentLocale.bind(this),
|
|
markAccountsFound: this.markAccountsFound.bind(this),
|
|
markPasswordForgotten: this.markPasswordForgotten.bind(this),
|
|
unMarkPasswordForgotten: this.unMarkPasswordForgotten.bind(this),
|
|
getGasPrice: (cb) => cb(null, this.getGasPrice()),
|
|
|
|
// coinbase
|
|
buyEth: this.buyEth.bind(this),
|
|
// shapeshift
|
|
createShapeShiftTx: this.createShapeShiftTx.bind(this),
|
|
|
|
// primary HD keyring management
|
|
addNewAccount: nodeify(this.addNewAccount, this),
|
|
verifySeedPhrase: nodeify(this.verifySeedPhrase, this),
|
|
resetAccount: nodeify(this.resetAccount, this),
|
|
removeAccount: nodeify(this.removeAccount, this),
|
|
importAccountWithStrategy: nodeify(this.importAccountWithStrategy, this),
|
|
|
|
// hardware wallets
|
|
connectHardware: nodeify(this.connectHardware, this),
|
|
forgetDevice: nodeify(this.forgetDevice, this),
|
|
checkHardwareStatus: nodeify(this.checkHardwareStatus, this),
|
|
unlockHardwareWalletAccount: nodeify(this.unlockHardwareWalletAccount, this),
|
|
|
|
// mobile
|
|
fetchInfoToSync: nodeify(this.fetchInfoToSync, this),
|
|
|
|
// vault management
|
|
submitPassword: nodeify(this.submitPassword, this),
|
|
|
|
// network management
|
|
setProviderType: nodeify(networkController.setProviderType, networkController),
|
|
setCustomRpc: nodeify(this.setCustomRpc, this),
|
|
updateAndSetCustomRpc: nodeify(this.updateAndSetCustomRpc, this),
|
|
delCustomRpc: nodeify(this.delCustomRpc, this),
|
|
|
|
// PreferencesController
|
|
setSelectedAddress: nodeify(preferencesController.setSelectedAddress, preferencesController),
|
|
addToken: nodeify(preferencesController.addToken, preferencesController),
|
|
removeToken: nodeify(preferencesController.removeToken, preferencesController),
|
|
removeSuggestedTokens: nodeify(preferencesController.removeSuggestedTokens, preferencesController),
|
|
setCurrentAccountTab: nodeify(preferencesController.setCurrentAccountTab, preferencesController),
|
|
setAccountLabel: nodeify(preferencesController.setAccountLabel, preferencesController),
|
|
setFeatureFlag: nodeify(preferencesController.setFeatureFlag, preferencesController),
|
|
setPreference: nodeify(preferencesController.setPreference, preferencesController),
|
|
completeOnboarding: nodeify(preferencesController.completeOnboarding, preferencesController),
|
|
addKnownMethodData: nodeify(preferencesController.addKnownMethodData, preferencesController),
|
|
unsetMigratedPrivacyMode: nodeify(preferencesController.unsetMigratedPrivacyMode, preferencesController),
|
|
|
|
// BlacklistController
|
|
whitelistPhishingDomain: this.whitelistPhishingDomain.bind(this),
|
|
|
|
// AddressController
|
|
setAddressBook: nodeify(this.addressBookController.set, this.addressBookController),
|
|
removeFromAddressBook: this.addressBookController.delete.bind(this.addressBookController),
|
|
|
|
// AppStateController
|
|
setLastActiveTime: nodeify(this.appStateController.setLastActiveTime, this.appStateController),
|
|
|
|
// KeyringController
|
|
setLocked: nodeify(this.setLocked, this),
|
|
createNewVaultAndKeychain: nodeify(this.createNewVaultAndKeychain, this),
|
|
createNewVaultAndRestore: nodeify(this.createNewVaultAndRestore, this),
|
|
addNewKeyring: nodeify(keyringController.addNewKeyring, keyringController),
|
|
exportAccount: nodeify(keyringController.exportAccount, keyringController),
|
|
|
|
// txController
|
|
cancelTransaction: nodeify(txController.cancelTransaction, txController),
|
|
updateTransaction: nodeify(txController.updateTransaction, txController),
|
|
updateAndApproveTransaction: nodeify(txController.updateAndApproveTransaction, txController),
|
|
retryTransaction: nodeify(this.retryTransaction, this),
|
|
createCancelTransaction: nodeify(this.createCancelTransaction, this),
|
|
createSpeedUpTransaction: nodeify(this.createSpeedUpTransaction, this),
|
|
getFilteredTxList: nodeify(txController.getFilteredTxList, txController),
|
|
isNonceTaken: nodeify(txController.isNonceTaken, txController),
|
|
estimateGas: nodeify(this.estimateGas, this),
|
|
|
|
// messageManager
|
|
signMessage: nodeify(this.signMessage, this),
|
|
cancelMessage: this.cancelMessage.bind(this),
|
|
|
|
// personalMessageManager
|
|
signPersonalMessage: nodeify(this.signPersonalMessage, this),
|
|
cancelPersonalMessage: this.cancelPersonalMessage.bind(this),
|
|
|
|
// personalMessageManager
|
|
signTypedMessage: nodeify(this.signTypedMessage, this),
|
|
cancelTypedMessage: this.cancelTypedMessage.bind(this),
|
|
|
|
// provider approval
|
|
approveProviderRequestByOrigin: providerApprovalController.approveProviderRequestByOrigin.bind(providerApprovalController),
|
|
rejectProviderRequestByOrigin: providerApprovalController.rejectProviderRequestByOrigin.bind(providerApprovalController),
|
|
forceApproveProviderRequestByOrigin: providerApprovalController.forceApproveProviderRequestByOrigin.bind(providerApprovalController),
|
|
clearApprovedOrigins: providerApprovalController.clearApprovedOrigins.bind(providerApprovalController),
|
|
|
|
// onboarding controller
|
|
setSeedPhraseBackedUp: nodeify(onboardingController.setSeedPhraseBackedUp, onboardingController),
|
|
}
|
|
}
|
|
|
|
|
|
//=============================================================================
|
|
// VAULT / KEYRING RELATED METHODS
|
|
//=============================================================================
|
|
|
|
/**
|
|
* Creates a new Vault and create a new keychain.
|
|
*
|
|
* A vault, or KeyringController, is a controller that contains
|
|
* many different account strategies, currently called Keyrings.
|
|
* Creating it new means wiping all previous keyrings.
|
|
*
|
|
* A keychain, or keyring, controls many accounts with a single backup and signing strategy.
|
|
* For example, a mnemonic phrase can generate many accounts, and is a keyring.
|
|
*
|
|
* @param {string} password
|
|
*
|
|
* @returns {Object} vault
|
|
*/
|
|
async createNewVaultAndKeychain (password) {
|
|
const releaseLock = await this.createVaultMutex.acquire()
|
|
try {
|
|
let vault
|
|
const accounts = await this.keyringController.getAccounts()
|
|
if (accounts.length > 0) {
|
|
vault = await this.keyringController.fullUpdate()
|
|
} else {
|
|
vault = await this.keyringController.createNewVaultAndKeychain(password)
|
|
const accounts = await this.keyringController.getAccounts()
|
|
this.preferencesController.setAddresses(accounts)
|
|
this.selectFirstIdentity()
|
|
}
|
|
releaseLock()
|
|
return vault
|
|
} catch (err) {
|
|
releaseLock()
|
|
throw err
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Create a new Vault and restore an existent keyring.
|
|
* @param {} password
|
|
* @param {} seed
|
|
*/
|
|
async createNewVaultAndRestore (password, seed) {
|
|
const releaseLock = await this.createVaultMutex.acquire()
|
|
try {
|
|
let accounts, lastBalance
|
|
|
|
const keyringController = this.keyringController
|
|
|
|
// clear known identities
|
|
this.preferencesController.setAddresses([])
|
|
// create new vault
|
|
const vault = await keyringController.createNewVaultAndRestore(password, seed)
|
|
|
|
const ethQuery = new EthQuery(this.provider)
|
|
accounts = await keyringController.getAccounts()
|
|
lastBalance = await this.getBalance(accounts[accounts.length - 1], ethQuery)
|
|
|
|
const primaryKeyring = keyringController.getKeyringsByType('HD Key Tree')[0]
|
|
if (!primaryKeyring) {
|
|
throw new Error('MetamaskController - No HD Key Tree found')
|
|
}
|
|
|
|
// seek out the first zero balance
|
|
while (lastBalance !== '0x0') {
|
|
await keyringController.addNewAccount(primaryKeyring)
|
|
accounts = await keyringController.getAccounts()
|
|
lastBalance = await this.getBalance(accounts[accounts.length - 1], ethQuery)
|
|
}
|
|
|
|
// set new identities
|
|
this.preferencesController.setAddresses(accounts)
|
|
this.selectFirstIdentity()
|
|
releaseLock()
|
|
return vault
|
|
} catch (err) {
|
|
releaseLock()
|
|
throw err
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get an account balance from the AccountTracker or request it directly from the network.
|
|
* @param {string} address - The account address
|
|
* @param {EthQuery} ethQuery - The EthQuery instance to use when asking the network
|
|
*/
|
|
getBalance (address, ethQuery) {
|
|
return new Promise((resolve, reject) => {
|
|
const cached = this.accountTracker.store.getState().accounts[address]
|
|
|
|
if (cached && cached.balance) {
|
|
resolve(cached.balance)
|
|
} else {
|
|
ethQuery.getBalance(address, (error, balance) => {
|
|
if (error) {
|
|
reject(error)
|
|
log.error(error)
|
|
} else {
|
|
resolve(balance || '0x0')
|
|
}
|
|
})
|
|
}
|
|
})
|
|
}
|
|
|
|
/**
|
|
* Collects all the information that we want to share
|
|
* with the mobile client for syncing purposes
|
|
* @returns Promise<Object> Parts of the state that we want to syncx
|
|
*/
|
|
async fetchInfoToSync () {
|
|
// Preferences
|
|
const {
|
|
accountTokens,
|
|
currentLocale,
|
|
frequentRpcList,
|
|
identities,
|
|
selectedAddress,
|
|
tokens,
|
|
} = this.preferencesController.store.getState()
|
|
|
|
const preferences = {
|
|
accountTokens,
|
|
currentLocale,
|
|
frequentRpcList,
|
|
identities,
|
|
selectedAddress,
|
|
tokens,
|
|
}
|
|
|
|
// Accounts
|
|
const hdKeyring = this.keyringController.getKeyringsByType('HD Key Tree')[0]
|
|
const hdAccounts = await hdKeyring.getAccounts()
|
|
const accounts = {
|
|
hd: hdAccounts.filter((item, pos) => (hdAccounts.indexOf(item) === pos)).map(address => ethUtil.toChecksumAddress(address)),
|
|
simpleKeyPair: [],
|
|
ledger: [],
|
|
trezor: [],
|
|
}
|
|
|
|
// transactions
|
|
|
|
let transactions = this.txController.store.getState().transactions
|
|
// delete tx for other accounts that we're not importing
|
|
transactions = transactions.filter(tx => {
|
|
const checksummedTxFrom = ethUtil.toChecksumAddress(tx.txParams.from)
|
|
return (
|
|
accounts.hd.includes(checksummedTxFrom)
|
|
)
|
|
})
|
|
|
|
return {
|
|
accounts,
|
|
preferences,
|
|
transactions,
|
|
network: this.networkController.store.getState(),
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Submits the user's password and attempts to unlock the vault.
|
|
* Also synchronizes the preferencesController, to ensure its schema
|
|
* is up to date with known accounts once the vault is decrypted.
|
|
*
|
|
* @param {string} password - The user's password
|
|
* @returns {Promise<object>} - The keyringController update.
|
|
*/
|
|
async submitPassword (password) {
|
|
await this.keyringController.submitPassword(password)
|
|
const accounts = await this.keyringController.getAccounts()
|
|
|
|
// verify keyrings
|
|
const nonSimpleKeyrings = this.keyringController.keyrings.filter(keyring => keyring.type !== 'Simple Key Pair')
|
|
if (nonSimpleKeyrings.length > 1 && this.diagnostics) {
|
|
await this.diagnostics.reportMultipleKeyrings(nonSimpleKeyrings)
|
|
}
|
|
|
|
await this.preferencesController.syncAddresses(accounts)
|
|
await this.balancesController.updateAllBalances()
|
|
await this.txController.pendingTxTracker.updatePendingTxs()
|
|
return this.keyringController.fullUpdate()
|
|
}
|
|
|
|
/**
|
|
* @type Identity
|
|
* @property {string} name - The account nickname.
|
|
* @property {string} address - The account's ethereum address, in lower case.
|
|
* @property {boolean} mayBeFauceting - Whether this account is currently
|
|
* receiving funds from our automatic Ropsten faucet.
|
|
*/
|
|
|
|
/**
|
|
* Sets the first address in the state to the selected address
|
|
*/
|
|
selectFirstIdentity () {
|
|
const { identities } = this.preferencesController.store.getState()
|
|
const address = Object.keys(identities)[0]
|
|
this.preferencesController.setSelectedAddress(address)
|
|
}
|
|
|
|
//
|
|
// Hardware
|
|
//
|
|
|
|
async getKeyringForDevice (deviceName, hdPath = null) {
|
|
let keyringName = null
|
|
switch (deviceName) {
|
|
case 'trezor':
|
|
keyringName = TrezorKeyring.type
|
|
break
|
|
case 'ledger':
|
|
keyringName = LedgerBridgeKeyring.type
|
|
break
|
|
default:
|
|
throw new Error('MetamaskController:getKeyringForDevice - Unknown device')
|
|
}
|
|
let keyring = await this.keyringController.getKeyringsByType(keyringName)[0]
|
|
if (!keyring) {
|
|
keyring = await this.keyringController.addNewKeyring(keyringName)
|
|
}
|
|
if (hdPath && keyring.setHdPath) {
|
|
keyring.setHdPath(hdPath)
|
|
}
|
|
|
|
keyring.network = this.networkController.getProviderConfig().type
|
|
|
|
return keyring
|
|
|
|
}
|
|
|
|
/**
|
|
* Fetch account list from a trezor device.
|
|
*
|
|
* @returns [] accounts
|
|
*/
|
|
async connectHardware (deviceName, page, hdPath) {
|
|
const keyring = await this.getKeyringForDevice(deviceName, hdPath)
|
|
let accounts = []
|
|
switch (page) {
|
|
case -1:
|
|
accounts = await keyring.getPreviousPage()
|
|
break
|
|
case 1:
|
|
accounts = await keyring.getNextPage()
|
|
break
|
|
default:
|
|
accounts = await keyring.getFirstPage()
|
|
}
|
|
|
|
// Merge with existing accounts
|
|
// and make sure addresses are not repeated
|
|
const oldAccounts = await this.keyringController.getAccounts()
|
|
const accountsToTrack = [...new Set(oldAccounts.concat(accounts.map(a => a.address.toLowerCase())))]
|
|
this.accountTracker.syncWithAddresses(accountsToTrack)
|
|
return accounts
|
|
}
|
|
|
|
/**
|
|
* Check if the device is unlocked
|
|
*
|
|
* @returns {Promise<boolean>}
|
|
*/
|
|
async checkHardwareStatus (deviceName, hdPath) {
|
|
const keyring = await this.getKeyringForDevice(deviceName, hdPath)
|
|
return keyring.isUnlocked()
|
|
}
|
|
|
|
/**
|
|
* Clear
|
|
*
|
|
* @returns {Promise<boolean>}
|
|
*/
|
|
async forgetDevice (deviceName) {
|
|
|
|
const keyring = await this.getKeyringForDevice(deviceName)
|
|
keyring.forgetDevice()
|
|
return true
|
|
}
|
|
|
|
/**
|
|
* Imports an account from a trezor device.
|
|
*
|
|
* @returns {} keyState
|
|
*/
|
|
async unlockHardwareWalletAccount (index, deviceName, hdPath) {
|
|
const keyring = await this.getKeyringForDevice(deviceName, hdPath)
|
|
|
|
keyring.setAccountToUnlock(index)
|
|
const oldAccounts = await this.keyringController.getAccounts()
|
|
const keyState = await this.keyringController.addNewAccount(keyring)
|
|
const newAccounts = await this.keyringController.getAccounts()
|
|
this.preferencesController.setAddresses(newAccounts)
|
|
newAccounts.forEach(address => {
|
|
if (!oldAccounts.includes(address)) {
|
|
// Set the account label to Trezor 1 / Ledger 1, etc
|
|
this.preferencesController.setAccountLabel(address, `${deviceName[0].toUpperCase()}${deviceName.slice(1)} ${parseInt(index, 10) + 1}`)
|
|
// Select the account
|
|
this.preferencesController.setSelectedAddress(address)
|
|
}
|
|
})
|
|
|
|
const { identities } = this.preferencesController.store.getState()
|
|
return { ...keyState, identities }
|
|
}
|
|
|
|
|
|
//
|
|
// Account Management
|
|
//
|
|
|
|
/**
|
|
* Adds a new account to the default (first) HD seed phrase Keyring.
|
|
*
|
|
* @returns {} keyState
|
|
*/
|
|
async addNewAccount () {
|
|
const primaryKeyring = this.keyringController.getKeyringsByType('HD Key Tree')[0]
|
|
if (!primaryKeyring) {
|
|
throw new Error('MetamaskController - No HD Key Tree found')
|
|
}
|
|
const keyringController = this.keyringController
|
|
const oldAccounts = await keyringController.getAccounts()
|
|
const keyState = await keyringController.addNewAccount(primaryKeyring)
|
|
const newAccounts = await keyringController.getAccounts()
|
|
|
|
await this.verifySeedPhrase()
|
|
|
|
this.preferencesController.setAddresses(newAccounts)
|
|
newAccounts.forEach((address) => {
|
|
if (!oldAccounts.includes(address)) {
|
|
this.preferencesController.setSelectedAddress(address)
|
|
}
|
|
})
|
|
|
|
const {identities} = this.preferencesController.store.getState()
|
|
return {...keyState, identities}
|
|
}
|
|
|
|
/**
|
|
* Verifies the validity of the current vault's seed phrase.
|
|
*
|
|
* Validity: seed phrase restores the accounts belonging to the current vault.
|
|
*
|
|
* Called when the first account is created and on unlocking the vault.
|
|
*
|
|
* @returns {Promise<string>} Seed phrase to be confirmed by the user.
|
|
*/
|
|
async verifySeedPhrase () {
|
|
|
|
const primaryKeyring = this.keyringController.getKeyringsByType('HD Key Tree')[0]
|
|
if (!primaryKeyring) {
|
|
throw new Error('MetamaskController - No HD Key Tree found')
|
|
}
|
|
|
|
const serialized = await primaryKeyring.serialize()
|
|
const seedWords = serialized.mnemonic
|
|
|
|
const accounts = await primaryKeyring.getAccounts()
|
|
if (accounts.length < 1) {
|
|
throw new Error('MetamaskController - No accounts found')
|
|
}
|
|
|
|
try {
|
|
await seedPhraseVerifier.verifyAccounts(accounts, seedWords)
|
|
return seedWords
|
|
} catch (err) {
|
|
log.error(err.message)
|
|
throw err
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Clears the transaction history, to allow users to force-reset their nonces.
|
|
* Mostly used in development environments, when networks are restarted with
|
|
* the same network ID.
|
|
*
|
|
* @returns Promise<string> The current selected address.
|
|
*/
|
|
async resetAccount () {
|
|
const selectedAddress = this.preferencesController.getSelectedAddress()
|
|
this.txController.wipeTransactions(selectedAddress)
|
|
this.networkController.resetConnection()
|
|
|
|
return selectedAddress
|
|
}
|
|
|
|
/**
|
|
* Removes an account from state / storage.
|
|
*
|
|
* @param {string[]} address A hex address
|
|
*
|
|
*/
|
|
async removeAccount (address) {
|
|
// Remove account from the preferences controller
|
|
this.preferencesController.removeAddress(address)
|
|
// Remove account from the account tracker controller
|
|
this.accountTracker.removeAccount([address])
|
|
|
|
// Remove account from the keyring
|
|
await this.keyringController.removeAccount(address)
|
|
return address
|
|
}
|
|
|
|
|
|
/**
|
|
* Imports an account with the specified import strategy.
|
|
* These are defined in app/scripts/account-import-strategies
|
|
* Each strategy represents a different way of serializing an Ethereum key pair.
|
|
*
|
|
* @param {string} strategy - A unique identifier for an account import strategy.
|
|
* @param {any} args - The data required by that strategy to import an account.
|
|
* @param {Function} cb - A callback function called with a state update on success.
|
|
*/
|
|
async importAccountWithStrategy (strategy, args) {
|
|
const privateKey = await accountImporter.importAccount(strategy, args)
|
|
const keyring = await this.keyringController.addNewKeyring('Simple Key Pair', [ privateKey ])
|
|
const accounts = await keyring.getAccounts()
|
|
// update accounts in preferences controller
|
|
const allAccounts = await this.keyringController.getAccounts()
|
|
this.preferencesController.setAddresses(allAccounts)
|
|
// set new account as selected
|
|
await this.preferencesController.setSelectedAddress(accounts[0])
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// Identity Management (signature operations)
|
|
|
|
/**
|
|
* Called when a Dapp suggests a new tx to be signed.
|
|
* this wrapper needs to exist so we can provide a reference to
|
|
* "newUnapprovedTransaction" before "txController" is instantiated
|
|
*
|
|
* @param {Object} msgParams - The params passed to eth_sign.
|
|
* @param {Object} req - (optional) the original request, containing the origin
|
|
*/
|
|
async newUnapprovedTransaction (txParams, req) {
|
|
return await this.txController.newUnapprovedTransaction(txParams, req)
|
|
}
|
|
|
|
// eth_sign methods:
|
|
|
|
/**
|
|
* Called when a Dapp uses the eth_sign method, to request user approval.
|
|
* eth_sign is a pure signature of arbitrary data. It is on a deprecation
|
|
* path, since this data can be a transaction, or can leak private key
|
|
* information.
|
|
*
|
|
* @param {Object} msgParams - The params passed to eth_sign.
|
|
* @param {Function} cb = The callback function called with the signature.
|
|
*/
|
|
newUnsignedMessage (msgParams, req) {
|
|
const promise = this.messageManager.addUnapprovedMessageAsync(msgParams, req)
|
|
this.sendUpdate()
|
|
this.opts.showUnconfirmedMessage()
|
|
return promise
|
|
}
|
|
|
|
/**
|
|
* Signifies user intent to complete an eth_sign method.
|
|
*
|
|
* @param {Object} msgParams The params passed to eth_call.
|
|
* @returns {Promise<Object>} Full state update.
|
|
*/
|
|
signMessage (msgParams) {
|
|
log.info('MetaMaskController - signMessage')
|
|
const msgId = msgParams.metamaskId
|
|
|
|
// sets the status op the message to 'approved'
|
|
// and removes the metamaskId for signing
|
|
return this.messageManager.approveMessage(msgParams)
|
|
.then((cleanMsgParams) => {
|
|
// signs the message
|
|
return this.keyringController.signMessage(cleanMsgParams)
|
|
})
|
|
.then((rawSig) => {
|
|
// tells the listener that the message has been signed
|
|
// and can be returned to the dapp
|
|
this.messageManager.setMsgStatusSigned(msgId, rawSig)
|
|
return this.getState()
|
|
})
|
|
}
|
|
|
|
/**
|
|
* Used to cancel a message submitted via eth_sign.
|
|
*
|
|
* @param {string} msgId - The id of the message to cancel.
|
|
*/
|
|
cancelMessage (msgId, cb) {
|
|
const messageManager = this.messageManager
|
|
messageManager.rejectMsg(msgId)
|
|
if (cb && typeof cb === 'function') {
|
|
cb(null, this.getState())
|
|
}
|
|
}
|
|
|
|
// personal_sign methods:
|
|
|
|
/**
|
|
* Called when a dapp uses the personal_sign method.
|
|
* This is identical to the Geth eth_sign method, and may eventually replace
|
|
* eth_sign.
|
|
*
|
|
* We currently define our eth_sign and personal_sign mostly for legacy Dapps.
|
|
*
|
|
* @param {Object} msgParams - The params of the message to sign & return to the Dapp.
|
|
* @param {Function} cb - The callback function called with the signature.
|
|
* Passed back to the requesting Dapp.
|
|
*/
|
|
async newUnsignedPersonalMessage (msgParams, req) {
|
|
const promise = this.personalMessageManager.addUnapprovedMessageAsync(msgParams, req)
|
|
this.sendUpdate()
|
|
this.opts.showUnconfirmedMessage()
|
|
return promise
|
|
}
|
|
|
|
/**
|
|
* Signifies a user's approval to sign a personal_sign message in queue.
|
|
* Triggers signing, and the callback function from newUnsignedPersonalMessage.
|
|
*
|
|
* @param {Object} msgParams - The params of the message to sign & return to the Dapp.
|
|
* @returns {Promise<Object>} - A full state update.
|
|
*/
|
|
signPersonalMessage (msgParams) {
|
|
log.info('MetaMaskController - signPersonalMessage')
|
|
const msgId = msgParams.metamaskId
|
|
// sets the status op the message to 'approved'
|
|
// and removes the metamaskId for signing
|
|
return this.personalMessageManager.approveMessage(msgParams)
|
|
.then((cleanMsgParams) => {
|
|
// signs the message
|
|
return this.keyringController.signPersonalMessage(cleanMsgParams)
|
|
})
|
|
.then((rawSig) => {
|
|
// tells the listener that the message has been signed
|
|
// and can be returned to the dapp
|
|
this.personalMessageManager.setMsgStatusSigned(msgId, rawSig)
|
|
return this.getState()
|
|
})
|
|
}
|
|
|
|
/**
|
|
* Used to cancel a personal_sign type message.
|
|
* @param {string} msgId - The ID of the message to cancel.
|
|
* @param {Function} cb - The callback function called with a full state update.
|
|
*/
|
|
cancelPersonalMessage (msgId, cb) {
|
|
const messageManager = this.personalMessageManager
|
|
messageManager.rejectMsg(msgId)
|
|
if (cb && typeof cb === 'function') {
|
|
cb(null, this.getState())
|
|
}
|
|
}
|
|
|
|
// eth_signTypedData methods
|
|
|
|
/**
|
|
* Called when a dapp uses the eth_signTypedData method, per EIP 712.
|
|
*
|
|
* @param {Object} msgParams - The params passed to eth_signTypedData.
|
|
* @param {Function} cb - The callback function, called with the signature.
|
|
*/
|
|
newUnsignedTypedMessage (msgParams, req, version) {
|
|
const promise = this.typedMessageManager.addUnapprovedMessageAsync(msgParams, req, version)
|
|
this.sendUpdate()
|
|
this.opts.showUnconfirmedMessage()
|
|
return promise
|
|
}
|
|
|
|
/**
|
|
* The method for a user approving a call to eth_signTypedData, per EIP 712.
|
|
* Triggers the callback in newUnsignedTypedMessage.
|
|
*
|
|
* @param {Object} msgParams - The params passed to eth_signTypedData.
|
|
* @returns {Object} Full state update.
|
|
*/
|
|
async signTypedMessage (msgParams) {
|
|
log.info('MetaMaskController - eth_signTypedData')
|
|
const msgId = msgParams.metamaskId
|
|
const version = msgParams.version
|
|
try {
|
|
const cleanMsgParams = await this.typedMessageManager.approveMessage(msgParams)
|
|
const address = sigUtil.normalize(cleanMsgParams.from)
|
|
const keyring = await this.keyringController.getKeyringForAccount(address)
|
|
let signature
|
|
// 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()
|
|
} catch (error) {
|
|
log.info('MetaMaskController - eth_signTypedData failed.', error)
|
|
this.typedMessageManager.errorMessage(msgId, error)
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Used to cancel a eth_signTypedData type message.
|
|
* @param {string} msgId - The ID of the message to cancel.
|
|
* @param {Function} cb - The callback function called with a full state update.
|
|
*/
|
|
cancelTypedMessage (msgId, cb) {
|
|
const messageManager = this.typedMessageManager
|
|
messageManager.rejectMsg(msgId)
|
|
if (cb && typeof cb === 'function') {
|
|
cb(null, this.getState())
|
|
}
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// MetaMask Version 3 Migration Account Restauration Methods
|
|
|
|
/**
|
|
* A legacy method (probably dead code) that was used when we swapped out our
|
|
* key management library that we depended on.
|
|
*
|
|
* Described in:
|
|
* https://medium.com/metamask/metamask-3-migration-guide-914b79533cdd
|
|
*
|
|
* @deprecated
|
|
* @param {} migratorOutput
|
|
*/
|
|
restoreOldVaultAccounts (migratorOutput) {
|
|
const { serialized } = migratorOutput
|
|
return this.keyringController.restoreKeyring(serialized)
|
|
.then(() => migratorOutput)
|
|
}
|
|
|
|
/**
|
|
* A legacy method used to record user confirmation that they understand
|
|
* that some of their accounts have been recovered but should be backed up.
|
|
* This function no longer does anything and will be removed.
|
|
*
|
|
* @deprecated
|
|
* @param {Function} cb - A callback function called with a full state update.
|
|
*/
|
|
markAccountsFound (cb) {
|
|
// TODO Remove me
|
|
cb(null, this.getState())
|
|
}
|
|
|
|
/**
|
|
* An account object
|
|
* @typedef Account
|
|
* @property string privateKey - The private key of the account.
|
|
*/
|
|
|
|
//=============================================================================
|
|
// END (VAULT / KEYRING RELATED METHODS)
|
|
//=============================================================================
|
|
|
|
/**
|
|
* Allows a user to try to speed up a transaction by retrying it
|
|
* with higher gas.
|
|
*
|
|
* @param {string} txId - The ID of the transaction to speed up.
|
|
*/
|
|
async retryTransaction (txId, gasPrice) {
|
|
await this.txController.retryTransaction(txId, gasPrice)
|
|
const state = await this.getState()
|
|
return state
|
|
}
|
|
|
|
/**
|
|
* Allows a user to attempt to cancel a previously submitted transaction by creating a new
|
|
* transaction.
|
|
* @param {number} originalTxId - the id of the txMeta that you want to attempt to cancel
|
|
* @param {string=} customGasPrice - the hex value to use for the cancel transaction
|
|
* @returns {object} MetaMask state
|
|
*/
|
|
async createCancelTransaction (originalTxId, customGasPrice) {
|
|
try {
|
|
await this.txController.createCancelTransaction(originalTxId, customGasPrice)
|
|
const state = await this.getState()
|
|
return state
|
|
} catch (error) {
|
|
throw error
|
|
}
|
|
}
|
|
|
|
async createSpeedUpTransaction (originalTxId, customGasPrice) {
|
|
await this.txController.createSpeedUpTransaction(originalTxId, customGasPrice)
|
|
const state = await this.getState()
|
|
return state
|
|
}
|
|
|
|
estimateGas (estimateGasParams) {
|
|
return new Promise((resolve, reject) => {
|
|
return this.txController.txGasUtil.query.estimateGas(estimateGasParams, (err, res) => {
|
|
if (err) {
|
|
return reject(err)
|
|
}
|
|
|
|
return resolve(res)
|
|
})
|
|
})
|
|
}
|
|
|
|
//=============================================================================
|
|
// PASSWORD MANAGEMENT
|
|
//=============================================================================
|
|
|
|
/**
|
|
* Allows a user to begin the seed phrase recovery process.
|
|
* @param {Function} cb - A callback function called when complete.
|
|
*/
|
|
markPasswordForgotten (cb) {
|
|
this.preferencesController.setPasswordForgotten(true)
|
|
this.sendUpdate()
|
|
cb()
|
|
}
|
|
|
|
/**
|
|
* Allows a user to end the seed phrase recovery process.
|
|
* @param {Function} cb - A callback function called when complete.
|
|
*/
|
|
unMarkPasswordForgotten (cb) {
|
|
this.preferencesController.setPasswordForgotten(false)
|
|
this.sendUpdate()
|
|
cb()
|
|
}
|
|
|
|
//=============================================================================
|
|
// SETUP
|
|
//=============================================================================
|
|
|
|
/**
|
|
* Used to create a multiplexed stream for connecting to an untrusted context
|
|
* like a Dapp or other extension.
|
|
* @param {*} connectionStream - The Duplex stream to connect to.
|
|
* @param {string} originDomain - The domain requesting the stream, which
|
|
* may trigger a blacklist reload.
|
|
*/
|
|
setupUntrustedCommunication (connectionStream, originDomain) {
|
|
// Check if new connection is blacklisted
|
|
if (this.phishingController.test(originDomain)) {
|
|
log.debug('MetaMask - sending phishing warning for', originDomain)
|
|
this.sendPhishingWarning(connectionStream, originDomain)
|
|
return
|
|
}
|
|
|
|
// setup multiplexing
|
|
const mux = setupMultiplex(connectionStream)
|
|
// connect features
|
|
const publicApi = this.setupPublicApi(mux.createStream('publicApi'), originDomain)
|
|
this.setupProviderConnection(mux.createStream('provider'), originDomain, publicApi)
|
|
this.setupPublicConfig(mux.createStream('publicConfig'), originDomain)
|
|
}
|
|
|
|
/**
|
|
* Used to create a multiplexed stream for connecting to a trusted context,
|
|
* like our own user interfaces, which have the provider APIs, but also
|
|
* receive the exported API from this controller, which includes trusted
|
|
* functions, like the ability to approve transactions or sign messages.
|
|
*
|
|
* @param {*} connectionStream - The duplex stream to connect to.
|
|
* @param {string} originDomain - The domain requesting the connection,
|
|
* used in logging and error reporting.
|
|
*/
|
|
setupTrustedCommunication (connectionStream, originDomain) {
|
|
// setup multiplexing
|
|
const mux = setupMultiplex(connectionStream)
|
|
// connect features
|
|
this.setupControllerConnection(mux.createStream('controller'))
|
|
this.setupProviderConnection(mux.createStream('provider'), originDomain)
|
|
}
|
|
|
|
/**
|
|
* Called when we detect a suspicious domain. Requests the browser redirects
|
|
* to our anti-phishing page.
|
|
*
|
|
* @private
|
|
* @param {*} connectionStream - The duplex stream to the per-page script,
|
|
* for sending the reload attempt to.
|
|
* @param {string} hostname - The URL that triggered the suspicion.
|
|
*/
|
|
sendPhishingWarning (connectionStream, hostname) {
|
|
const mux = setupMultiplex(connectionStream)
|
|
const phishingStream = mux.createStream('phishing')
|
|
phishingStream.write({ hostname })
|
|
}
|
|
|
|
/**
|
|
* A method for providing our API over a stream using Dnode.
|
|
* @param {*} outStream - The stream to provide our API over.
|
|
*/
|
|
setupControllerConnection (outStream) {
|
|
const api = this.getApi()
|
|
const dnode = Dnode(api)
|
|
// report new active controller connection
|
|
this.activeControllerConnections++
|
|
this.emit('controllerConnectionChanged', this.activeControllerConnections)
|
|
// connect dnode api to remote connection
|
|
pump(
|
|
outStream,
|
|
dnode,
|
|
outStream,
|
|
(err) => {
|
|
// report new active controller connection
|
|
this.activeControllerConnections--
|
|
this.emit('controllerConnectionChanged', this.activeControllerConnections)
|
|
// report any error
|
|
if (err) log.error(err)
|
|
}
|
|
)
|
|
dnode.on('remote', (remote) => {
|
|
// push updates to popup
|
|
const sendUpdate = (update) => remote.sendUpdate(update)
|
|
this.on('update', sendUpdate)
|
|
// remove update listener once the connection ends
|
|
dnode.on('end', () => this.removeListener('update', sendUpdate))
|
|
})
|
|
}
|
|
|
|
/**
|
|
* A method for serving our ethereum provider over a given stream.
|
|
* @param {*} outStream - The stream to provide over.
|
|
* @param {string} origin - The URI of the requesting resource.
|
|
*/
|
|
setupProviderConnection (outStream, origin, publicApi) {
|
|
const getSiteMetadata = publicApi && publicApi.getSiteMetadata
|
|
const engine = this.setupProviderEngine(origin, getSiteMetadata)
|
|
|
|
// setup connection
|
|
const providerStream = createEngineStream({ engine })
|
|
|
|
pump(
|
|
outStream,
|
|
providerStream,
|
|
outStream,
|
|
(err) => {
|
|
// cleanup filter polyfill middleware
|
|
engine._middleware.forEach((mid) => {
|
|
if (mid.destroy && typeof mid.destroy === 'function') {
|
|
mid.destroy()
|
|
}
|
|
})
|
|
if (err) log.error(err)
|
|
}
|
|
)
|
|
}
|
|
|
|
/**
|
|
* A method for creating a provider that is safely restricted for the requesting domain.
|
|
**/
|
|
setupProviderEngine (origin, getSiteMetadata) {
|
|
// setup json rpc engine stack
|
|
const engine = new RpcEngine()
|
|
const provider = this.provider
|
|
const blockTracker = this.blockTracker
|
|
|
|
// create filter polyfill middleware
|
|
const filterMiddleware = createFilterMiddleware({ provider, blockTracker })
|
|
|
|
// create subscription polyfill middleware
|
|
const subscriptionManager = createSubscriptionManager({ provider, blockTracker })
|
|
subscriptionManager.events.on('notification', (message) => engine.emit('notification', message))
|
|
|
|
// metadata
|
|
engine.push(createOriginMiddleware({ origin }))
|
|
engine.push(createLoggerMiddleware({ origin }))
|
|
// filter and subscription polyfills
|
|
engine.push(filterMiddleware)
|
|
engine.push(subscriptionManager.middleware)
|
|
// watch asset
|
|
engine.push(this.preferencesController.requestWatchAsset.bind(this.preferencesController))
|
|
// requestAccounts
|
|
engine.push(this.providerApprovalController.createMiddleware({
|
|
origin,
|
|
getSiteMetadata,
|
|
}))
|
|
// forward to metamask primary provider
|
|
engine.push(providerAsMiddleware(provider))
|
|
return engine
|
|
}
|
|
|
|
/**
|
|
* A method for providing our public config info over a stream.
|
|
* This includes info we like to be synchronous if possible, like
|
|
* the current selected account, and network ID.
|
|
*
|
|
* Since synchronous methods have been deprecated in web3,
|
|
* this is a good candidate for deprecation.
|
|
*
|
|
* @param {*} outStream - The stream to provide public config over.
|
|
*/
|
|
setupPublicConfig (outStream, originDomain) {
|
|
const configStore = this.createPublicConfigStore({
|
|
// check the providerApprovalController's approvedOrigins
|
|
checkIsEnabled: () => this.providerApprovalController.shouldExposeAccounts(originDomain),
|
|
})
|
|
const configStream = asStream(configStore)
|
|
|
|
pump(
|
|
configStream,
|
|
outStream,
|
|
(err) => {
|
|
configStore.destroy()
|
|
configStream.destroy()
|
|
if (err) log.error(err)
|
|
}
|
|
)
|
|
}
|
|
|
|
/**
|
|
* A method for providing our public api over a stream.
|
|
* This includes a method for setting site metadata like title and image
|
|
*
|
|
* @param {*} outStream - The stream to provide the api over.
|
|
*/
|
|
setupPublicApi (outStream) {
|
|
const dnode = Dnode()
|
|
// connect dnode api to remote connection
|
|
pump(
|
|
outStream,
|
|
dnode,
|
|
outStream,
|
|
(err) => {
|
|
// report any error
|
|
if (err) log.error(err)
|
|
}
|
|
)
|
|
|
|
const getRemote = createDnodeRemoteGetter(dnode)
|
|
|
|
const publicApi = {
|
|
// wrap with an await remote
|
|
getSiteMetadata: async () => {
|
|
const remote = await getRemote()
|
|
return await pify(remote.getSiteMetadata)()
|
|
},
|
|
}
|
|
|
|
return publicApi
|
|
}
|
|
|
|
/**
|
|
* Handle a KeyringController update
|
|
* @param {object} state the KC state
|
|
* @return {Promise<void>}
|
|
* @private
|
|
*/
|
|
async _onKeyringControllerUpdate (state) {
|
|
const {isUnlocked, keyrings} = state
|
|
const addresses = keyrings.reduce((acc, {accounts}) => acc.concat(accounts), [])
|
|
|
|
if (!addresses.length) {
|
|
return
|
|
}
|
|
|
|
// Ensure preferences + identities controller know about all addresses
|
|
this.preferencesController.addAddresses(addresses)
|
|
this.accountTracker.syncWithAddresses(addresses)
|
|
|
|
const wasLocked = !isUnlocked
|
|
if (wasLocked) {
|
|
const oldSelectedAddress = this.preferencesController.getSelectedAddress()
|
|
if (!addresses.includes(oldSelectedAddress)) {
|
|
const address = addresses[0]
|
|
await this.preferencesController.setSelectedAddress(address)
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* A method for emitting the full MetaMask state to all registered listeners.
|
|
* @private
|
|
*/
|
|
privateSendUpdate () {
|
|
this.emit('update', this.getState())
|
|
}
|
|
|
|
/**
|
|
* A method for estimating a good gas price at recent prices.
|
|
* Returns the lowest price that would have been included in
|
|
* 50% of recent blocks.
|
|
*
|
|
* @returns {string} A hex representation of the suggested wei gas price.
|
|
*/
|
|
getGasPrice () {
|
|
const { recentBlocksController } = this
|
|
const { recentBlocks } = recentBlocksController.store.getState()
|
|
|
|
// Return 1 gwei if no blocks have been observed:
|
|
if (recentBlocks.length === 0) {
|
|
return '0x' + GWEI_BN.toString(16)
|
|
}
|
|
|
|
const lowestPrices = recentBlocks.map((block) => {
|
|
if (!block.gasPrices || block.gasPrices.length < 1) {
|
|
return GWEI_BN
|
|
}
|
|
return block.gasPrices
|
|
.map(hexPrefix => hexPrefix.substr(2))
|
|
.map(hex => new BN(hex, 16))
|
|
.sort((a, b) => {
|
|
return a.gt(b) ? 1 : -1
|
|
})[0]
|
|
})
|
|
.map(number => number.div(GWEI_BN).toNumber())
|
|
|
|
const percentileNum = percentile(65, lowestPrices)
|
|
const percentileNumBn = new BN(percentileNum)
|
|
return '0x' + percentileNumBn.mul(GWEI_BN).toString(16)
|
|
}
|
|
|
|
/**
|
|
* Returns the nonce that will be associated with a transaction once approved
|
|
* @param address {string} - The hex string address for the transaction
|
|
* @returns Promise<number>
|
|
*/
|
|
async getPendingNonce (address) {
|
|
const { nonceDetails, releaseLock} = await this.txController.nonceTracker.getNonceLock(address)
|
|
const pendingNonce = nonceDetails.params.highestSuggested
|
|
|
|
releaseLock()
|
|
return pendingNonce
|
|
}
|
|
|
|
//=============================================================================
|
|
// CONFIG
|
|
//=============================================================================
|
|
|
|
// Log blocks
|
|
|
|
/**
|
|
* A method for setting the user's preferred display currency.
|
|
* @param {string} currencyCode - The code of the preferred currency.
|
|
* @param {Function} cb - A callback function returning currency info.
|
|
*/
|
|
setCurrentCurrency (currencyCode, cb) {
|
|
const { ticker } = this.networkController.getNetworkConfig()
|
|
try {
|
|
const currencyState = {
|
|
nativeCurrency: ticker,
|
|
currentCurrency: currencyCode,
|
|
}
|
|
this.currencyRateController.update(currencyState)
|
|
this.currencyRateController.configure(currencyState)
|
|
cb(null, this.currencyRateController.state)
|
|
} catch (err) {
|
|
cb(err)
|
|
}
|
|
}
|
|
|
|
/**
|
|
* A method for forwarding the user to the easiest way to obtain ether,
|
|
* or the network "gas" currency, for the current selected network.
|
|
*
|
|
* @param {string} address - The address to fund.
|
|
* @param {string} amount - The amount of ether desired, as a base 10 string.
|
|
*/
|
|
buyEth (address, amount) {
|
|
if (!amount) amount = '5'
|
|
const network = this.networkController.getNetworkState()
|
|
const url = getBuyEthUrl({ network, address, amount })
|
|
if (url) this.platform.openWindow({ url })
|
|
}
|
|
|
|
/**
|
|
* A method for triggering a shapeshift currency transfer.
|
|
* @param {string} depositAddress - The address to deposit to.
|
|
* @property {string} depositType - An abbreviation of the type of crypto currency to be deposited.
|
|
*/
|
|
createShapeShiftTx (depositAddress, depositType) {
|
|
this.shapeshiftController.createTransaction(depositAddress, depositType)
|
|
}
|
|
|
|
// network
|
|
/**
|
|
* A method for selecting a custom URL for an ethereum RPC provider and updating it
|
|
* @param {string} rpcUrl - A URL for a valid Ethereum RPC API.
|
|
* @param {number} chainId - The chainId of the selected network.
|
|
* @param {string} ticker - The ticker symbol of the selected network.
|
|
* @param {string} nickname - Optional nickname of the selected network.
|
|
* @returns {Promise<String>} - The RPC Target URL confirmed.
|
|
*/
|
|
|
|
async updateAndSetCustomRpc (rpcUrl, chainId, ticker = 'ETH', nickname, rpcPrefs) {
|
|
await this.preferencesController.updateRpc({ rpcUrl, chainId, ticker, nickname, rpcPrefs })
|
|
this.networkController.setRpcTarget(rpcUrl, chainId, ticker, nickname, rpcPrefs)
|
|
return rpcUrl
|
|
}
|
|
|
|
|
|
/**
|
|
* A method for selecting a custom URL for an ethereum RPC provider.
|
|
* @param {string} rpcTarget - A URL for a valid Ethereum RPC API.
|
|
* @param {number} chainId - The chainId of the selected network.
|
|
* @param {string} ticker - The ticker symbol of the selected network.
|
|
* @param {string} nickname - Optional nickname of the selected network.
|
|
* @returns {Promise<String>} - The RPC Target URL confirmed.
|
|
*/
|
|
async setCustomRpc (rpcTarget, chainId, ticker = 'ETH', nickname = '', rpcPrefs = {}) {
|
|
const frequentRpcListDetail = this.preferencesController.getFrequentRpcListDetail()
|
|
const rpcSettings = frequentRpcListDetail.find((rpc) => rpcTarget === rpc.rpcUrl)
|
|
|
|
if (rpcSettings) {
|
|
this.networkController.setRpcTarget(rpcSettings.rpcUrl, rpcSettings.chainId, rpcSettings.ticker, rpcSettings.nickname, rpcPrefs)
|
|
} else {
|
|
this.networkController.setRpcTarget(rpcTarget, chainId, ticker, nickname, rpcPrefs)
|
|
await this.preferencesController.addToFrequentRpcList(rpcTarget, chainId, ticker, nickname, rpcPrefs)
|
|
}
|
|
return rpcTarget
|
|
}
|
|
|
|
/**
|
|
* A method for deleting a selected custom URL.
|
|
* @param {string} rpcTarget - A RPC URL to delete.
|
|
*/
|
|
async delCustomRpc (rpcTarget) {
|
|
await this.preferencesController.removeFromFrequentRpcList(rpcTarget)
|
|
}
|
|
|
|
/**
|
|
* Sets whether or not to use the blockie identicon format.
|
|
* @param {boolean} val - True for bockie, false for jazzicon.
|
|
* @param {Function} cb - A callback function called when complete.
|
|
*/
|
|
setUseBlockie (val, cb) {
|
|
try {
|
|
this.preferencesController.setUseBlockie(val)
|
|
cb(null)
|
|
} catch (err) {
|
|
cb(err)
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets whether or not the user will have usage data tracked with MetaMetrics
|
|
* @param {boolean} bool - True for users that wish to opt-in, false for users that wish to remain out.
|
|
* @param {Function} cb - A callback function called when complete.
|
|
*/
|
|
setParticipateInMetaMetrics (bool, cb) {
|
|
try {
|
|
const metaMetricsId = this.preferencesController.setParticipateInMetaMetrics(bool)
|
|
cb(null, metaMetricsId)
|
|
} catch (err) {
|
|
cb(err)
|
|
}
|
|
}
|
|
|
|
setMetaMetricsSendCount (val, cb) {
|
|
try {
|
|
this.preferencesController.setMetaMetricsSendCount(val)
|
|
cb(null)
|
|
} catch (err) {
|
|
cb(err)
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets the type of first time flow the user wishes to follow: create or import
|
|
* @param {String} type - Indicates the type of first time flow the user wishes to follow
|
|
* @param {Function} cb - A callback function called when complete.
|
|
*/
|
|
setFirstTimeFlowType (type, cb) {
|
|
try {
|
|
this.preferencesController.setFirstTimeFlowType(type)
|
|
cb(null)
|
|
} catch (err) {
|
|
cb(err)
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* A method for setting a user's current locale, affecting the language rendered.
|
|
* @param {string} key - Locale identifier.
|
|
* @param {Function} cb - A callback function called when complete.
|
|
*/
|
|
setCurrentLocale (key, cb) {
|
|
try {
|
|
this.preferencesController.setCurrentLocale(key)
|
|
cb(null)
|
|
} catch (err) {
|
|
cb(err)
|
|
}
|
|
}
|
|
|
|
/**
|
|
* A method for initializing storage the first time.
|
|
* @param {Object} initState - The default state to initialize with.
|
|
* @private
|
|
*/
|
|
recordFirstTimeInfo (initState) {
|
|
if (!('firstTimeInfo' in initState)) {
|
|
initState.firstTimeInfo = {
|
|
version,
|
|
date: Date.now(),
|
|
}
|
|
}
|
|
}
|
|
|
|
// TODO: Replace isClientOpen methods with `controllerConnectionChanged` events.
|
|
/**
|
|
* A method for recording whether the MetaMask user interface is open or not.
|
|
* @private
|
|
* @param {boolean} open
|
|
*/
|
|
set isClientOpen (open) {
|
|
this._isClientOpen = open
|
|
this.isClientOpenAndUnlocked = this.getState().isUnlocked && open
|
|
this.detectTokensController.isOpen = open
|
|
}
|
|
|
|
/**
|
|
* A method for activating the retrieval of price data,
|
|
* which should only be fetched when the UI is visible.
|
|
* @private
|
|
* @param {boolean} active - True if price data should be getting fetched.
|
|
*/
|
|
set isClientOpenAndUnlocked (active) {
|
|
this.tokenRatesController.isActive = active
|
|
}
|
|
|
|
/**
|
|
* Creates RPC engine middleware for processing eth_signTypedData requests
|
|
*
|
|
* @param {Object} req - request object
|
|
* @param {Object} res - response object
|
|
* @param {Function} - next
|
|
* @param {Function} - end
|
|
*/
|
|
|
|
/**
|
|
* Adds a domain to the PhishingController whitelist
|
|
* @param {string} hostname the domain to whitelist
|
|
*/
|
|
whitelistPhishingDomain (hostname) {
|
|
return this.phishingController.bypass(hostname)
|
|
}
|
|
|
|
/**
|
|
* Locks MetaMask
|
|
*/
|
|
setLocked () {
|
|
return this.keyringController.setLocked()
|
|
}
|
|
}
|
|
|