mirror of
https://github.com/kremalicious/metamask-extension.git
synced 2024-12-23 09:52:26 +01:00
b75f812953
Update accounts permission history on accountsChanged Create PermissionsLogController Fix permissions activity log pruning Add selectors, background hooks for better UX Make selected account the first account returned Use enums for store keys in log controller Add last selected address history to PreferencesController
1959 lines
69 KiB
JavaScript
1959 lines
69 KiB
JavaScript
/**
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* @file The central metamask controller. Aggregates other controllers and exports an api.
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* @copyright Copyright (c) 2018 MetaMask
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* @license MIT
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*/
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import EventEmitter from 'events'
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import pump from 'pump'
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import Dnode from 'dnode'
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import extension from 'extensionizer'
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import ObservableStore from 'obs-store'
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import ComposableObservableStore from './lib/ComposableObservableStore'
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import asStream from 'obs-store/lib/asStream'
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import AccountTracker from './lib/account-tracker'
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import RpcEngine from 'json-rpc-engine'
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import debounce from 'debounce'
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import createEngineStream from 'json-rpc-middleware-stream/engineStream'
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import createFilterMiddleware from 'eth-json-rpc-filters'
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import createSubscriptionManager from 'eth-json-rpc-filters/subscriptionManager'
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import createLoggerMiddleware from './lib/createLoggerMiddleware'
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import createOriginMiddleware from './lib/createOriginMiddleware'
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import createOnboardingMiddleware from './lib/createOnboardingMiddleware'
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import providerAsMiddleware from 'eth-json-rpc-middleware/providerAsMiddleware'
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import { setupMultiplex } from './lib/stream-utils.js'
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import KeyringController from 'eth-keyring-controller'
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import EnsController from './controllers/ens'
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import NetworkController from './controllers/network'
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import PreferencesController from './controllers/preferences'
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import AppStateController from './controllers/app-state'
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import InfuraController from './controllers/infura'
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import CachedBalancesController from './controllers/cached-balances'
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import OnboardingController from './controllers/onboarding'
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import ThreeBoxController from './controllers/threebox'
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import RecentBlocksController from './controllers/recent-blocks'
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import IncomingTransactionsController from './controllers/incoming-transactions'
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import MessageManager from './lib/message-manager'
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import PersonalMessageManager from './lib/personal-message-manager'
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import TypedMessageManager from './lib/typed-message-manager'
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import TransactionController from './controllers/transactions'
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import TokenRatesController from './controllers/token-rates'
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import DetectTokensController from './controllers/detect-tokens'
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import ABTestController from './controllers/ab-test'
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import { PermissionsController } from './controllers/permissions'
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import nodeify from './lib/nodeify'
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import accountImporter from './account-import-strategies'
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import getBuyEthUrl from './lib/buy-eth-url'
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import selectChainId from './lib/select-chain-id'
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import { Mutex } from 'await-semaphore'
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import { version } from '../manifest.json'
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import ethUtil, { BN } from 'ethereumjs-util'
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const GWEI_BN = new BN('1000000000')
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import percentile from 'percentile'
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import seedPhraseVerifier from './lib/seed-phrase-verifier'
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import log from 'loglevel'
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import TrezorKeyring from 'eth-trezor-keyring'
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import LedgerBridgeKeyring from 'eth-ledger-bridge-keyring'
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import EthQuery from 'eth-query'
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import nanoid from 'nanoid'
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import contractMap from 'eth-contract-metadata'
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import {
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AddressBookController,
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CurrencyRateController,
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ShapeShiftController,
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PhishingController,
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} from 'gaba'
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import backEndMetaMetricsEvent from './lib/backend-metametrics'
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export default class MetamaskController extends EventEmitter {
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/**
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* @constructor
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* @param {Object} opts
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*/
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constructor (opts) {
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super()
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this.defaultMaxListeners = 20
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this.sendUpdate = debounce(this.privateSendUpdate.bind(this), 200)
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this.opts = opts
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const initState = opts.initState || {}
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this.recordFirstTimeInfo(initState)
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// this keeps track of how many "controllerStream" connections are open
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// the only thing that uses controller connections are open metamask UI instances
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this.activeControllerConnections = 0
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// platform-specific api
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this.platform = opts.platform
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this.getRequestAccountTabIds = opts.getRequestAccountTabIds
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this.getOpenMetamaskTabsIds = opts.getOpenMetamaskTabsIds
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// observable state store
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this.store = new ComposableObservableStore(initState)
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// external connections by origin
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// Do not modify directly. Use the associated methods.
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this.connections = {}
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// lock to ensure only one vault created at once
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this.createVaultMutex = new Mutex()
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// next, we will initialize the controllers
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// controller initializaiton order matters
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this.networkController = new NetworkController(initState.NetworkController)
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this.preferencesController = new PreferencesController({
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initState: initState.PreferencesController,
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initLangCode: opts.initLangCode,
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openPopup: opts.openPopup,
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network: this.networkController,
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})
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this.appStateController = new AppStateController({
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preferencesStore: this.preferencesController.store,
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onInactiveTimeout: () => this.setLocked(),
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initState: initState.AppStateController,
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})
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this.currencyRateController = new CurrencyRateController(undefined, initState.CurrencyController)
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this.infuraController = new InfuraController({
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initState: initState.InfuraController,
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})
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this.infuraController.scheduleInfuraNetworkCheck()
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this.phishingController = new PhishingController()
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// now we can initialize the RPC provider, which other controllers require
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this.initializeProvider()
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this.provider = this.networkController.getProviderAndBlockTracker().provider
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this.blockTracker = this.networkController.getProviderAndBlockTracker().blockTracker
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// token exchange rate tracker
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this.tokenRatesController = new TokenRatesController({
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currency: this.currencyRateController,
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preferences: this.preferencesController.store,
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})
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this.recentBlocksController = new RecentBlocksController({
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blockTracker: this.blockTracker,
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provider: this.provider,
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networkController: this.networkController,
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})
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this.ensController = new EnsController({
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provider: this.provider,
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networkStore: this.networkController.networkStore,
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})
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this.incomingTransactionsController = new IncomingTransactionsController({
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blockTracker: this.blockTracker,
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networkController: this.networkController,
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preferencesController: this.preferencesController,
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initState: initState.IncomingTransactionsController,
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})
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// account tracker watches balances, nonces, and any code at their address
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this.accountTracker = new AccountTracker({
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provider: this.provider,
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blockTracker: this.blockTracker,
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network: this.networkController,
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})
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// start and stop polling for balances based on activeControllerConnections
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this.on('controllerConnectionChanged', (activeControllerConnections) => {
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if (activeControllerConnections > 0) {
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this.accountTracker.start()
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this.incomingTransactionsController.start()
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} else {
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this.accountTracker.stop()
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this.incomingTransactionsController.stop()
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}
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})
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this.cachedBalancesController = new CachedBalancesController({
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accountTracker: this.accountTracker,
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getNetwork: this.networkController.getNetworkState.bind(this.networkController),
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initState: initState.CachedBalancesController,
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})
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this.onboardingController = new OnboardingController({
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initState: initState.OnboardingController,
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preferencesController: this.preferencesController,
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})
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// ensure accountTracker updates balances after network change
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this.networkController.on('networkDidChange', () => {
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this.accountTracker._updateAccounts()
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})
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const additionalKeyrings = [TrezorKeyring, LedgerBridgeKeyring]
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this.keyringController = new KeyringController({
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keyringTypes: additionalKeyrings,
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initState: initState.KeyringController,
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getNetwork: this.networkController.getNetworkState.bind(this.networkController),
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encryptor: opts.encryptor || undefined,
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})
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this.keyringController.memStore.subscribe((s) => this._onKeyringControllerUpdate(s))
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this.permissionsController = new PermissionsController({
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getKeyringAccounts: this.keyringController.getAccounts.bind(this.keyringController),
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platform: opts.platform,
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notifyDomain: this.notifyConnections.bind(this),
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notifyAllDomains: this.notifyAllConnections.bind(this),
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}, initState.PermissionsController, initState.PermissionsMetadata)
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this.detectTokensController = new DetectTokensController({
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preferences: this.preferencesController,
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network: this.networkController,
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keyringMemStore: this.keyringController.memStore,
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})
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this.abTestController = new ABTestController({
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initState: initState.ABTestController,
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})
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this.addressBookController = new AddressBookController(undefined, initState.AddressBookController)
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this.threeBoxController = new ThreeBoxController({
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preferencesController: this.preferencesController,
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addressBookController: this.addressBookController,
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keyringController: this.keyringController,
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initState: initState.ThreeBoxController,
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getKeyringControllerState: this.keyringController.memStore.getState.bind(this.keyringController.memStore),
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version,
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})
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this.txController = new TransactionController({
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initState: initState.TransactionController || initState.TransactionManager,
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getPermittedAccounts: this.permissionsController.getAccounts.bind(this.permissionsController),
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networkStore: this.networkController.networkStore,
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preferencesStore: this.preferencesController.store,
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txHistoryLimit: 40,
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getNetwork: this.networkController.getNetworkState.bind(this),
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signTransaction: this.keyringController.signTransaction.bind(this.keyringController),
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provider: this.provider,
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blockTracker: this.blockTracker,
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getGasPrice: this.getGasPrice.bind(this),
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})
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this.txController.on('newUnapprovedTx', () => opts.showUnapprovedTx())
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this.txController.on(`tx:status-update`, async (txId, status) => {
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if (status === 'confirmed' || status === 'failed') {
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const txMeta = this.txController.txStateManager.getTx(txId)
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this.platform.showTransactionNotification(txMeta)
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const { txReceipt } = txMeta
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const participateInMetaMetrics = this.preferencesController.getParticipateInMetaMetrics()
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if (txReceipt && txReceipt.status === '0x0' && participateInMetaMetrics) {
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const metamaskState = await this.getState()
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backEndMetaMetricsEvent(metamaskState, {
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customVariables: {
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errorMessage: txMeta.simulationFails.reason,
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},
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eventOpts: {
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category: 'backend',
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action: 'Transactions',
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name: 'On Chain Failure',
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},
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})
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}
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}
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})
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this.networkController.on('networkDidChange', () => {
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this.setCurrentCurrency(this.currencyRateController.state.currentCurrency, function () {})
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})
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this.shapeshiftController = new ShapeShiftController(undefined, initState.ShapeShiftController)
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this.networkController.lookupNetwork()
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this.messageManager = new MessageManager()
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this.personalMessageManager = new PersonalMessageManager()
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this.typedMessageManager = new TypedMessageManager({ networkController: this.networkController })
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// ensure isClientOpenAndUnlocked is updated when memState updates
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this.on('update', (memState) => {
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this.isClientOpenAndUnlocked = memState.isUnlocked && this._isClientOpen
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})
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this.store.updateStructure({
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AppStateController: this.appStateController.store,
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TransactionController: this.txController.store,
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KeyringController: this.keyringController.store,
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PreferencesController: this.preferencesController.store,
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AddressBookController: this.addressBookController,
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CurrencyController: this.currencyRateController,
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ShapeShiftController: this.shapeshiftController,
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NetworkController: this.networkController.store,
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InfuraController: this.infuraController.store,
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CachedBalancesController: this.cachedBalancesController.store,
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OnboardingController: this.onboardingController.store,
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IncomingTransactionsController: this.incomingTransactionsController.store,
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ABTestController: this.abTestController.store,
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PermissionsController: this.permissionsController.permissions,
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PermissionsMetadata: this.permissionsController.store,
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ThreeBoxController: this.threeBoxController.store,
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})
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this.memStore = new ComposableObservableStore(null, {
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AppStateController: this.appStateController.store,
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NetworkController: this.networkController.store,
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AccountTracker: this.accountTracker.store,
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TxController: this.txController.memStore,
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CachedBalancesController: this.cachedBalancesController.store,
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TokenRatesController: this.tokenRatesController.store,
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MessageManager: this.messageManager.memStore,
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PersonalMessageManager: this.personalMessageManager.memStore,
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TypesMessageManager: this.typedMessageManager.memStore,
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KeyringController: this.keyringController.memStore,
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PreferencesController: this.preferencesController.store,
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RecentBlocksController: this.recentBlocksController.store,
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AddressBookController: this.addressBookController,
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CurrencyController: this.currencyRateController,
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ShapeshiftController: this.shapeshiftController,
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InfuraController: this.infuraController.store,
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OnboardingController: this.onboardingController.store,
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IncomingTransactionsController: this.incomingTransactionsController.store,
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PermissionsController: this.permissionsController.permissions,
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PermissionsMetadata: this.permissionsController.store,
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ThreeBoxController: this.threeBoxController.store,
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ABTestController: this.abTestController.store,
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// ENS Controller
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EnsController: this.ensController.store,
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})
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this.memStore.subscribe(this.sendUpdate.bind(this))
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}
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/**
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* Constructor helper: initialize a provider.
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*/
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initializeProvider () {
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const providerOpts = {
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static: {
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eth_syncing: false,
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web3_clientVersion: `MetaMask/v${version}`,
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},
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version,
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// account mgmt
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getAccounts: async ({ origin }) => {
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if (origin === 'metamask') {
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const selectedAddress = this.preferencesController.getSelectedAddress()
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return selectedAddress ? [selectedAddress] : []
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} else if (
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this.keyringController.memStore.getState().isUnlocked
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) {
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return await this.permissionsController.getAccounts(origin)
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}
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return [] // changing this is a breaking change
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},
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// tx signing
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processTransaction: this.newUnapprovedTransaction.bind(this),
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// msg signing
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processEthSignMessage: this.newUnsignedMessage.bind(this),
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processTypedMessage: this.newUnsignedTypedMessage.bind(this),
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processTypedMessageV3: this.newUnsignedTypedMessage.bind(this),
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processTypedMessageV4: this.newUnsignedTypedMessage.bind(this),
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processPersonalMessage: this.newUnsignedPersonalMessage.bind(this),
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getPendingNonce: this.getPendingNonce.bind(this),
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getPendingTransactionByHash: (hash) => this.txController.getFilteredTxList({ hash, status: 'submitted' })[0],
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}
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const providerProxy = this.networkController.initializeProvider(providerOpts)
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return providerProxy
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}
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/**
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* Constructor helper: initialize a public config store.
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* This store is used to make some config info available to Dapps synchronously.
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*/
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createPublicConfigStore () {
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// subset of state for metamask inpage provider
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const publicConfigStore = new ObservableStore()
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// setup memStore subscription hooks
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this.on('update', updatePublicConfigStore)
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updatePublicConfigStore(this.getState())
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publicConfigStore.destroy = () => {
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this.removeEventListener && this.removeEventListener('update', updatePublicConfigStore)
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}
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function updatePublicConfigStore (memState) {
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publicConfigStore.putState(selectPublicState(memState))
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}
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function selectPublicState ({ isUnlocked, network, provider }) {
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return {
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isUnlocked,
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networkVersion: network,
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chainId: selectChainId({ network, provider }),
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}
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}
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return publicConfigStore
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}
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//=============================================================================
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// EXPOSED TO THE UI SUBSYSTEM
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//=============================================================================
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/**
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* The metamask-state of the various controllers, made available to the UI
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*
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* @returns {Object} - status
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*/
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getState () {
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const vault = this.keyringController.store.getState().vault
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const isInitialized = !!vault
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return {
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...{ isInitialized },
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...this.memStore.getFlatState(),
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}
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}
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/**
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* Returns an Object containing API Callback Functions.
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* These functions are the interface for the UI.
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* The API object can be transmitted over a stream with dnode.
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*
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* @returns {Object} - Object containing API functions.
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*/
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getApi () {
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const keyringController = this.keyringController
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const networkController = this.networkController
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const onboardingController = this.onboardingController
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const permissionsController = this.permissionsController
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const preferencesController = this.preferencesController
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const threeBoxController = this.threeBoxController
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const abTestController = this.abTestController
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const txController = this.txController
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return {
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// etc
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getState: (cb) => cb(null, this.getState()),
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setCurrentCurrency: this.setCurrentCurrency.bind(this),
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setUseBlockie: this.setUseBlockie.bind(this),
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setUseNonceField: this.setUseNonceField.bind(this),
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setIpfsGateway: this.setIpfsGateway.bind(this),
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setParticipateInMetaMetrics: this.setParticipateInMetaMetrics.bind(this),
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setMetaMetricsSendCount: this.setMetaMetricsSendCount.bind(this),
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setFirstTimeFlowType: this.setFirstTimeFlowType.bind(this),
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setCurrentLocale: this.setCurrentLocale.bind(this),
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markPasswordForgotten: this.markPasswordForgotten.bind(this),
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unMarkPasswordForgotten: this.unMarkPasswordForgotten.bind(this),
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getGasPrice: (cb) => cb(null, this.getGasPrice()),
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// coinbase
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buyEth: this.buyEth.bind(this),
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// primary HD keyring management
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addNewAccount: nodeify(this.addNewAccount, this),
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verifySeedPhrase: nodeify(this.verifySeedPhrase, this),
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resetAccount: nodeify(this.resetAccount, this),
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removeAccount: nodeify(this.removeAccount, this),
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importAccountWithStrategy: nodeify(this.importAccountWithStrategy, this),
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// hardware wallets
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connectHardware: nodeify(this.connectHardware, this),
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forgetDevice: nodeify(this.forgetDevice, this),
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checkHardwareStatus: nodeify(this.checkHardwareStatus, this),
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unlockHardwareWalletAccount: nodeify(this.unlockHardwareWalletAccount, this),
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// mobile
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fetchInfoToSync: nodeify(this.fetchInfoToSync, this),
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// vault management
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submitPassword: nodeify(this.submitPassword, this),
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// network management
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setProviderType: nodeify(networkController.setProviderType, networkController),
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setCustomRpc: nodeify(this.setCustomRpc, this),
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updateAndSetCustomRpc: nodeify(this.updateAndSetCustomRpc, this),
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delCustomRpc: nodeify(this.delCustomRpc, this),
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// PreferencesController
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setSelectedAddress: nodeify(preferencesController.setSelectedAddress, preferencesController),
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addToken: nodeify(preferencesController.addToken, preferencesController),
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removeToken: nodeify(preferencesController.removeToken, preferencesController),
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removeSuggestedTokens: nodeify(preferencesController.removeSuggestedTokens, preferencesController),
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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),
|
|
clearLastSelectedAddressHistory: nodeify(preferencesController.clearLastSelectedAddressHistory, preferencesController),
|
|
removeLastSelectedAddressesFor: nodeify(preferencesController.removeLastSelectedAddressesFor, 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),
|
|
setMkrMigrationReminderTimestamp: nodeify(this.appStateController.setMkrMigrationReminderTimestamp, this.appStateController),
|
|
|
|
// EnsController
|
|
tryReverseResolveAddress: nodeify(this.ensController.reverseResolveAddress, this.ensController),
|
|
|
|
// 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),
|
|
getPendingNonce: nodeify(this.getPendingNonce, this),
|
|
getNextNonce: nodeify(this.getNextNonce, 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),
|
|
|
|
// onboarding controller
|
|
setSeedPhraseBackedUp: nodeify(onboardingController.setSeedPhraseBackedUp, onboardingController),
|
|
|
|
// 3Box
|
|
setThreeBoxSyncingPermission: nodeify(threeBoxController.setThreeBoxSyncingPermission, threeBoxController),
|
|
restoreFromThreeBox: nodeify(threeBoxController.restoreFromThreeBox, threeBoxController),
|
|
setShowRestorePromptToFalse: nodeify(threeBoxController.setShowRestorePromptToFalse, threeBoxController),
|
|
getThreeBoxLastUpdated: nodeify(threeBoxController.getLastUpdated, threeBoxController),
|
|
turnThreeBoxSyncingOn: nodeify(threeBoxController.turnThreeBoxSyncingOn, threeBoxController),
|
|
initializeThreeBox: nodeify(this.initializeThreeBox, this),
|
|
|
|
// a/b test controller
|
|
getAssignedABTestGroupName: nodeify(abTestController.getAssignedABTestGroupName, abTestController),
|
|
|
|
// permissions
|
|
approvePermissionsRequest: nodeify(permissionsController.approvePermissionsRequest, permissionsController),
|
|
clearPermissions: permissionsController.clearPermissions.bind(permissionsController),
|
|
getApprovedAccounts: nodeify(permissionsController.getAccounts.bind(permissionsController)),
|
|
rejectPermissionsRequest: nodeify(permissionsController.rejectPermissionsRequest, permissionsController),
|
|
removePermissionsFor: permissionsController.removePermissionsFor.bind(permissionsController),
|
|
updatePermittedAccounts: nodeify(permissionsController.updatePermittedAccounts, permissionsController),
|
|
legacyExposeAccounts: nodeify(permissionsController.legacyExposeAccounts, permissionsController),
|
|
handleNewAccountSelected: nodeify(this.handleNewAccountSelected, this),
|
|
|
|
getRequestAccountTabIds: (cb) => cb(null, this.getRequestAccountTabIds()),
|
|
getOpenMetamaskTabsIds: (cb) => cb(null, this.getOpenMetamaskTabsIds()),
|
|
}
|
|
}
|
|
|
|
//=============================================================================
|
|
// 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()
|
|
|
|
// Filter ERC20 tokens
|
|
const filteredAccountTokens = {}
|
|
Object.keys(accountTokens).forEach(address => {
|
|
const checksummedAddress = ethUtil.toChecksumAddress(address)
|
|
filteredAccountTokens[checksummedAddress] = {}
|
|
Object.keys(accountTokens[address]).forEach(
|
|
networkType => (filteredAccountTokens[checksummedAddress][networkType] = networkType !== 'mainnet' ?
|
|
accountTokens[address][networkType] :
|
|
accountTokens[address][networkType].filter(({ address }) => {
|
|
const tokenAddress = ethUtil.toChecksumAddress(address)
|
|
return contractMap[tokenAddress] ? contractMap[tokenAddress].erc20 : true
|
|
})
|
|
)
|
|
)
|
|
})
|
|
|
|
const preferences = {
|
|
accountTokens: filteredAccountTokens,
|
|
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.txController.pendingTxTracker.updatePendingTxs()
|
|
|
|
try {
|
|
const threeBoxSyncingAllowed = this.threeBoxController.getThreeBoxSyncingState()
|
|
if (threeBoxSyncingAllowed && !this.threeBoxController.box) {
|
|
// 'await' intentionally omitted to avoid waiting for initialization
|
|
this.threeBoxController.init()
|
|
this.threeBoxController.turnThreeBoxSyncingOn()
|
|
} else if (threeBoxSyncingAllowed && this.threeBoxController.box) {
|
|
this.threeBoxController.turnThreeBoxSyncingOn()
|
|
}
|
|
} catch (error) {
|
|
log.error(error)
|
|
}
|
|
|
|
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])
|
|
}
|
|
|
|
/**
|
|
* Handle when a new account is selected for the given origin in the UI.
|
|
* Stores the address by origin and notifies external providers associated
|
|
* with the origin.
|
|
* @param {string} origin - The origin for which the address was selected.
|
|
* @param {string} address - The new selected address.
|
|
*/
|
|
async handleNewAccountSelected (origin, address) {
|
|
this.permissionsController.handleNewAccountSelected(origin, address)
|
|
this.preferencesController.setLastSelectedAddress(origin, address)
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
// 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)
|
|
|
|
// For some reason every version after V1 used stringified params.
|
|
if (version !== 'V1') {
|
|
// But we don't have to require that. We can stop suggesting it now:
|
|
if (typeof cleanMsgParams.data === 'string') {
|
|
cleanMsgParams.data = JSON.parse(cleanMsgParams.data)
|
|
}
|
|
}
|
|
|
|
const signature = await this.keyringController.signTypedMessage(cleanMsgParams, { version })
|
|
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())
|
|
}
|
|
}
|
|
|
|
//=============================================================================
|
|
// 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
|
|
//=============================================================================
|
|
|
|
/**
|
|
* A runtime.MessageSender object, as provided by the browser:
|
|
* @see https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API/runtime/MessageSender
|
|
* @typedef {Object} MessageSender
|
|
*/
|
|
|
|
/**
|
|
* 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 {MessageSender} sender - The sender of the messages on this stream
|
|
*/
|
|
setupUntrustedCommunication (connectionStream, sender) {
|
|
const hostname = (new URL(sender.url)).hostname
|
|
// Check if new connection is blacklisted
|
|
if (this.phishingController.test(hostname)) {
|
|
log.debug('MetaMask - sending phishing warning for', hostname)
|
|
this.sendPhishingWarning(connectionStream, hostname)
|
|
return
|
|
}
|
|
|
|
// setup multiplexing
|
|
const mux = setupMultiplex(connectionStream)
|
|
|
|
// messages between inpage and background
|
|
this.setupProviderConnection(mux.createStream('provider'), sender)
|
|
this.setupPublicConfig(mux.createStream('publicConfig'))
|
|
}
|
|
|
|
/**
|
|
* 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 {MessageSender} sender - The sender of the messages on this stream
|
|
*/
|
|
setupTrustedCommunication (connectionStream, sender) {
|
|
// setup multiplexing
|
|
const mux = setupMultiplex(connectionStream)
|
|
// connect features
|
|
this.setupControllerConnection(mux.createStream('controller'))
|
|
this.setupProviderConnection(mux.createStream('provider'), sender, true)
|
|
}
|
|
|
|
/**
|
|
* 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 {MessageSender} sender - The sender of the messages on this stream
|
|
* @param {boolean} isInternal - True if this is a connection with an internal process
|
|
*/
|
|
setupProviderConnection (outStream, sender, isInternal) {
|
|
const origin = isInternal
|
|
? 'metamask'
|
|
: (new URL(sender.url)).hostname
|
|
let extensionId
|
|
if (sender.id !== extension.runtime.id) {
|
|
extensionId = sender.id
|
|
}
|
|
let tabId
|
|
if (sender.tab && sender.tab.id) {
|
|
tabId = sender.tab.id
|
|
}
|
|
|
|
const engine = this.setupProviderEngine({ origin, location: sender.url, extensionId, tabId })
|
|
|
|
// setup connection
|
|
const providerStream = createEngineStream({ engine })
|
|
|
|
const connectionId = this.addConnection(origin, { engine })
|
|
|
|
pump(
|
|
outStream,
|
|
providerStream,
|
|
outStream,
|
|
(err) => {
|
|
// handle any middleware cleanup
|
|
engine._middleware.forEach((mid) => {
|
|
if (mid.destroy && typeof mid.destroy === 'function') {
|
|
mid.destroy()
|
|
}
|
|
})
|
|
connectionId && this.removeConnection(origin, connectionId)
|
|
if (err) {
|
|
log.error(err)
|
|
}
|
|
}
|
|
)
|
|
}
|
|
|
|
/**
|
|
* A method for creating a provider that is safely restricted for the requesting domain.
|
|
* @param {Object} options - Provider engine options
|
|
* @param {string} options.origin - The hostname of the sender
|
|
* @param {string} options.location - The full URL of the sender
|
|
* @param {extensionId} [options.extensionId] - The extension ID of the sender, if the sender is an external extension
|
|
* @param {tabId} [options.tabId] - The tab ID of the sender - if the sender is within a tab
|
|
**/
|
|
setupProviderEngine ({ origin, location, extensionId, tabId }) {
|
|
// 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))
|
|
|
|
// append origin to each request
|
|
engine.push(createOriginMiddleware({ origin }))
|
|
// logging
|
|
engine.push(createLoggerMiddleware({ origin }))
|
|
engine.push(createOnboardingMiddleware({
|
|
location,
|
|
tabId,
|
|
registerOnboarding: this.onboardingController.registerOnboarding,
|
|
}))
|
|
// filter and subscription polyfills
|
|
engine.push(filterMiddleware)
|
|
engine.push(subscriptionManager.middleware)
|
|
// permissions
|
|
engine.push(this.permissionsController.createMiddleware({ origin, extensionId }))
|
|
// watch asset
|
|
engine.push(this.preferencesController.requestWatchAsset.bind(this.preferencesController))
|
|
// 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) {
|
|
const configStore = this.createPublicConfigStore()
|
|
const configStream = asStream(configStore)
|
|
|
|
pump(
|
|
configStream,
|
|
outStream,
|
|
(err) => {
|
|
configStore.destroy()
|
|
configStream.destroy()
|
|
if (err) {
|
|
log.error(err)
|
|
}
|
|
}
|
|
)
|
|
}
|
|
|
|
/**
|
|
* Adds a reference to a connection by origin. Ignores the 'metamask' origin.
|
|
* Caller must ensure that the returned id is stored such that the reference
|
|
* can be deleted later.
|
|
*
|
|
* @param {string} origin - The connection's origin string.
|
|
* @param {Object} options - Data associated with the connection
|
|
* @param {Object} options.engine - The connection's JSON Rpc Engine
|
|
* @returns {string} - The connection's id (so that it can be deleted later)
|
|
*/
|
|
addConnection (origin, { engine }) {
|
|
|
|
if (origin === 'metamask') {
|
|
return null
|
|
}
|
|
|
|
if (!this.connections[origin]) {
|
|
this.connections[origin] = {}
|
|
}
|
|
|
|
const id = nanoid()
|
|
this.connections[origin][id] = {
|
|
engine,
|
|
}
|
|
|
|
return id
|
|
}
|
|
|
|
/**
|
|
* Deletes a reference to a connection, by origin and id.
|
|
* Ignores unknown origins.
|
|
*
|
|
* @param {string} origin - The connection's origin string.
|
|
* @param {string} id - The connection's id, as returned from addConnection.
|
|
*/
|
|
removeConnection (origin, id) {
|
|
|
|
const connections = this.connections[origin]
|
|
if (!connections) {
|
|
return
|
|
}
|
|
|
|
delete connections[id]
|
|
|
|
if (Object.keys(connections.length === 0)) {
|
|
delete this.connections[origin]
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Causes the RPC engines associated with the connections to the given origin
|
|
* to emit a notification event with the given payload.
|
|
* Does nothing if the extension is locked or the origin is unknown.
|
|
*
|
|
* @param {string} origin - The connection's origin string.
|
|
* @param {any} payload - The event payload.
|
|
*/
|
|
notifyConnections (origin, payload) {
|
|
|
|
const { isUnlocked } = this.getState()
|
|
const connections = this.connections[origin]
|
|
if (!isUnlocked || !connections) {
|
|
return
|
|
}
|
|
|
|
Object.values(connections).forEach(conn => {
|
|
conn.engine && conn.engine.emit('notification', payload)
|
|
})
|
|
}
|
|
|
|
/**
|
|
* Causes the RPC engines associated with all connections to emit a
|
|
* notification event with the given payload.
|
|
* Does nothing if the extension is locked.
|
|
*
|
|
* @param {any} payload - The event payload.
|
|
*/
|
|
notifyAllConnections (payload) {
|
|
|
|
const { isUnlocked } = this.getState()
|
|
if (!isUnlocked) {
|
|
return
|
|
}
|
|
|
|
Object.values(this.connections).forEach(origin => {
|
|
Object.values(origin).forEach(conn => {
|
|
conn.engine && conn.engine.emit('notification', payload)
|
|
})
|
|
})
|
|
}
|
|
|
|
// handlers
|
|
|
|
/**
|
|
* Handle a KeyringController update
|
|
* @param {Object} state - the KC state
|
|
* @returns {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)
|
|
}
|
|
}
|
|
}
|
|
|
|
// misc
|
|
|
|
/**
|
|
* A method for emitting the full MetaMask state to all registered listeners.
|
|
* @private
|
|
*/
|
|
privateSendUpdate () {
|
|
this.emit('update', this.getState())
|
|
}
|
|
|
|
//=============================================================================
|
|
// MISCELLANEOUS
|
|
//=============================================================================
|
|
|
|
/**
|
|
* 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 {string} address - 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
|
|
}
|
|
|
|
/**
|
|
* Returns the next nonce according to the nonce-tracker
|
|
* @param {string} address - The hex string address for the transaction
|
|
* @returns {Promise<number>}
|
|
*/
|
|
async getNextNonce (address) {
|
|
let nonceLock
|
|
try {
|
|
nonceLock = await this.txController.nonceTracker.getNonceLock(address)
|
|
} finally {
|
|
nonceLock.releaseLock()
|
|
}
|
|
return nonceLock.nextNonce
|
|
}
|
|
|
|
//=============================================================================
|
|
// 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 })
|
|
}
|
|
}
|
|
|
|
// 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)
|
|
}
|
|
|
|
async initializeThreeBox () {
|
|
await this.threeBoxController.init()
|
|
}
|
|
|
|
/**
|
|
* 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 to use the nonce field.
|
|
* @param {boolean} val - True for nonce field, false for not nonce field.
|
|
* @param {Function} cb - A callback function called when complete.
|
|
*/
|
|
setUseNonceField (val, cb) {
|
|
try {
|
|
this.preferencesController.setUseNonceField(val)
|
|
cb(null)
|
|
} catch (err) {
|
|
cb(err)
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets the IPFS gateway to use for ENS content resolution.
|
|
* @param {string} val - the host of the gateway to set
|
|
* @param {Function} cb - A callback function called when complete.
|
|
*/
|
|
setIpfsGateway (val, cb) {
|
|
try {
|
|
this.preferencesController.setIpfsGateway(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 {
|
|
const direction = this.preferencesController.setCurrentLocale(key)
|
|
cb(null, direction)
|
|
} 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()
|
|
}
|
|
}
|