mirror of
https://github.com/kremalicious/metamask-extension.git
synced 2024-10-22 19:26:13 +02:00
6a89261f28
Further implements request rejection on eth_getEncryptionPublicKey for Trezor as they do not implement this method either.
2682 lines
86 KiB
JavaScript
2682 lines
86 KiB
JavaScript
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 { ObservableStore } from '@metamask/obs-store'
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import { storeAsStream } from '@metamask/obs-store/dist/asStream'
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import { JsonRpcEngine } from 'json-rpc-engine'
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import { debounce } from 'lodash'
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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 providerAsMiddleware from 'eth-json-rpc-middleware/providerAsMiddleware'
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import KeyringController from 'eth-keyring-controller'
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import { Mutex } from 'await-semaphore'
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import ethUtil from 'ethereumjs-util'
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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 '@metamask/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 '@metamask/contract-metadata'
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import {
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AddressBookController,
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ApprovalController,
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CurrencyRateController,
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PhishingController,
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} from '@metamask/controllers'
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import { getBackgroundMetaMetricState } from '../../ui/app/selectors'
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import { TRANSACTION_STATUSES } from '../../shared/constants/transaction'
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import ComposableObservableStore from './lib/ComposableObservableStore'
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import AccountTracker from './lib/account-tracker'
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import createLoggerMiddleware from './lib/createLoggerMiddleware'
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import createMethodMiddleware from './lib/rpc-method-middleware'
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import createOriginMiddleware from './lib/createOriginMiddleware'
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import createTabIdMiddleware from './lib/createTabIdMiddleware'
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import createOnboardingMiddleware from './lib/createOnboardingMiddleware'
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import { setupMultiplex } from './lib/stream-utils'
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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 CachedBalancesController from './controllers/cached-balances'
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import AlertController from './controllers/alert'
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import OnboardingController from './controllers/onboarding'
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import ThreeBoxController from './controllers/threebox'
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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 DecryptMessageManager from './lib/decrypt-message-manager'
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import EncryptionPublicKeyManager from './lib/encryption-public-key-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 SwapsController from './controllers/swaps'
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import { PermissionsController } from './controllers/permissions'
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import { NOTIFICATION_NAMES } from './controllers/permissions/enums'
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import getRestrictedMethods from './controllers/permissions/restrictedMethods'
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import nodeify from './lib/nodeify'
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import accountImporter from './account-import-strategies'
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import seedPhraseVerifier from './lib/seed-phrase-verifier'
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import MetaMetricsController from './controllers/metametrics'
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import { segment, segmentLegacy } from './lib/segment'
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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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this.extension = opts.extension
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this.platform = opts.platform
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const initState = opts.initState || {}
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const version = this.platform.getVersion()
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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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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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this.extension.runtime.onInstalled.addListener((details) => {
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if (details.reason === 'update' && version === '8.1.0') {
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this.platform.openExtensionInBrowser()
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}
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})
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// next, we will initialize the controllers
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// controller initialization order matters
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this.approvalController = new ApprovalController({
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showApprovalRequest: opts.showUserConfirmation,
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defaultApprovalType: 'NO_TYPE',
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})
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this.networkController = new NetworkController(initState.NetworkController)
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this.networkController.setInfuraProjectId(opts.infuraProjectId)
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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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migrateAddressBookState: this.migrateAddressBookState.bind(this),
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})
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this.metaMetricsController = new MetaMetricsController({
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segment,
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segmentLegacy,
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preferencesStore: this.preferencesController.store,
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onNetworkDidChange: this.networkController.on.bind(
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this.networkController,
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'networkDidChange',
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),
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getNetworkIdentifier: this.networkController.getNetworkIdentifier.bind(
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this.networkController,
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),
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getCurrentChainId: this.networkController.getCurrentChainId.bind(
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this.networkController,
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),
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version: this.platform.getVersion(),
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environment: process.env.METAMASK_ENVIRONMENT,
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initState: initState.MetaMetricsController,
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})
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this.appStateController = new AppStateController({
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addUnlockListener: this.on.bind(this, 'unlock'),
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isUnlocked: this.isUnlocked.bind(this),
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initState: initState.AppStateController,
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onInactiveTimeout: () => this.setLocked(),
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showUnlockRequest: opts.showUserConfirmation,
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preferencesStore: this.preferencesController.store,
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})
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this.currencyRateController = new CurrencyRateController(
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{ includeUSDRate: true },
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initState.CurrencyController,
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)
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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.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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getCurrentChainId: this.networkController.getCurrentChainId.bind(
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this.networkController,
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),
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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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this.tokenRatesController.start()
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} else {
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this.accountTracker.stop()
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this.incomingTransactionsController.stop()
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this.tokenRatesController.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(
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this.networkController,
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),
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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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encryptor: opts.encryptor || undefined,
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})
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this.keyringController.memStore.subscribe((state) =>
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this._onKeyringControllerUpdate(state),
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)
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this.keyringController.on('unlock', () => this.emit('unlock'))
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this.keyringController.on('lock', () => this._onLock())
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this.permissionsController = new PermissionsController(
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{
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approvals: this.approvalController,
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getKeyringAccounts: this.keyringController.getAccounts.bind(
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this.keyringController,
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),
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getRestrictedMethods,
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getUnlockPromise: this.appStateController.getUnlockPromise.bind(
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this.appStateController,
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),
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isUnlocked: this.isUnlocked.bind(this),
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notifyDomain: this.notifyConnections.bind(this),
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notifyAllDomains: this.notifyAllConnections.bind(this),
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preferences: this.preferencesController.store,
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showPermissionRequest: opts.showUserConfirmation,
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},
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initState.PermissionsController,
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initState.PermissionsMetadata,
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)
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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.addressBookController = new AddressBookController(
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undefined,
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initState.AddressBookController,
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)
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this.alertController = new AlertController({
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initState: initState.AlertController,
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preferencesStore: this.preferencesController.store,
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})
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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(
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this.keyringController.memStore,
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),
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version,
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})
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this.txController = new TransactionController({
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initState:
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initState.TransactionController || initState.TransactionManager,
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getPermittedAccounts: this.permissionsController.getAccounts.bind(
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this.permissionsController,
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),
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networkStore: this.networkController.networkStore,
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getCurrentChainId: this.networkController.getCurrentChainId.bind(
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this.networkController,
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),
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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(
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this.keyringController,
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),
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provider: this.provider,
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blockTracker: this.blockTracker,
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trackMetaMetricsEvent: this.metaMetricsController.trackEvent.bind(
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this.metaMetricsController,
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),
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getParticipateInMetrics: () =>
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this.metaMetricsController.state.participateInMetaMetrics,
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})
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this.txController.on('newUnapprovedTx', () => opts.showUserConfirmation())
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this.txController.on(`tx:status-update`, async (txId, status) => {
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if (
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status === TRANSACTION_STATUSES.CONFIRMED ||
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status === TRANSACTION_STATUSES.FAILED
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) {
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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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if (txReceipt && txReceipt.status === '0x0') {
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this.sendBackgroundMetaMetrics({
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action: 'Transactions',
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name: 'On Chain Failure',
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customVariables: { errorMessage: txMeta.simulationFails?.reason },
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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(
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this.currencyRateController.state.currentCurrency,
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(error) => {
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if (error) {
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throw error
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}
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},
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)
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})
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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.decryptMessageManager = new DecryptMessageManager()
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this.encryptionPublicKeyManager = new EncryptionPublicKeyManager()
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this.typedMessageManager = new TypedMessageManager({
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getCurrentChainId: this.networkController.getCurrentChainId.bind(
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this.networkController,
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),
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})
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this.swapsController = new SwapsController({
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getBufferedGasLimit: this.txController.txGasUtil.getBufferedGasLimit.bind(
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this.txController.txGasUtil,
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),
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networkController: this.networkController,
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provider: this.provider,
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getProviderConfig: this.networkController.getProviderConfig.bind(
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this.networkController,
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),
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tokenRatesStore: this.tokenRatesController.store,
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})
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// ensure isClientOpenAndUnlocked is updated when memState updates
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this.on('update', (memState) => this._onStateUpdate(memState))
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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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MetaMetricsController: this.metaMetricsController.store,
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AddressBookController: this.addressBookController,
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CurrencyController: this.currencyRateController,
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NetworkController: this.networkController.store,
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CachedBalancesController: this.cachedBalancesController.store,
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AlertController: this.alertController.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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})
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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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DecryptMessageManager: this.decryptMessageManager.memStore,
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EncryptionPublicKeyManager: this.encryptionPublicKeyManager.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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MetaMetricsController: this.metaMetricsController.store,
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AddressBookController: this.addressBookController,
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CurrencyController: this.currencyRateController,
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AlertController: this.alertController.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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SwapsController: this.swapsController.store,
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EnsController: this.ensController.store,
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ApprovalController: this.approvalController,
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})
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this.memStore.subscribe(this.sendUpdate.bind(this))
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const password = process.env.CONF?.password
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if (
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password &&
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!this.isUnlocked() &&
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this.onboardingController.completedOnboarding
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) {
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this.submitPassword(password)
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}
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// TODO:LegacyProvider: Delete
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this.publicConfigStore = this.createPublicConfigStore()
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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 version = this.platform.getVersion()
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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 (this.isUnlocked()) {
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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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processDecryptMessage: this.newRequestDecryptMessage.bind(this),
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processEncryptionPublicKey: this.newRequestEncryptionPublicKey.bind(this),
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getPendingNonce: this.getPendingNonce.bind(this),
|
|
getPendingTransactionByHash: (hash) =>
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this.txController.getFilteredTxList({
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hash,
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status: TRANSACTION_STATUSES.SUBMITTED,
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})[0],
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}
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const providerProxy = this.networkController.initializeProvider(
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providerOpts,
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)
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return providerProxy
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}
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|
|
/**
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|
* TODO:LegacyProvider: Delete
|
|
* Constructor helper: initialize a public config store.
|
|
* This store is used to make some config info available to Dapps synchronously.
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|
*/
|
|
createPublicConfigStore() {
|
|
// subset of state for metamask inpage provider
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|
const publicConfigStore = new ObservableStore()
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|
const { networkController } = this
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|
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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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function updatePublicConfigStore(memState) {
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const chainId = networkController.getCurrentChainId()
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if (memState.network !== 'loading') {
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publicConfigStore.putState(selectPublicState(chainId, memState))
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}
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}
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|
|
function selectPublicState(chainId, { isUnlocked, network }) {
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|
return {
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|
isUnlocked,
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chainId,
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networkVersion: network,
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}
|
|
}
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return publicConfigStore
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}
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|
|
/**
|
|
* Gets relevant state for the provider of an external origin.
|
|
*
|
|
* @param {string} origin - The origin to get the provider state for.
|
|
* @returns {Promise<{
|
|
* isUnlocked: boolean,
|
|
* networkVersion: string,
|
|
* chainId: string,
|
|
* accounts: string[],
|
|
* }>} An object with relevant state properties.
|
|
*/
|
|
async getProviderState(origin) {
|
|
return {
|
|
isUnlocked: this.isUnlocked(),
|
|
...this.getProviderNetworkState(),
|
|
accounts: await this.permissionsController.getAccounts(origin),
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets network state relevant for external providers.
|
|
*
|
|
* @param {Object} [memState] - The MetaMask memState. If not provided,
|
|
* this function will retrieve the most recent state.
|
|
* @returns {Object} An object with relevant network state properties.
|
|
*/
|
|
getProviderNetworkState(memState) {
|
|
const { network } = memState || this.getState()
|
|
return {
|
|
chainId: this.networkController.getCurrentChainId(),
|
|
networkVersion: network,
|
|
}
|
|
}
|
|
|
|
//=============================================================================
|
|
// 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()
|
|
const isInitialized = Boolean(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 {
|
|
alertController,
|
|
keyringController,
|
|
metaMetricsController,
|
|
networkController,
|
|
onboardingController,
|
|
permissionsController,
|
|
preferencesController,
|
|
swapsController,
|
|
threeBoxController,
|
|
txController,
|
|
} = this
|
|
|
|
return {
|
|
// etc
|
|
getState: (cb) => cb(null, this.getState()),
|
|
setCurrentCurrency: this.setCurrentCurrency.bind(this),
|
|
setUseBlockie: this.setUseBlockie.bind(this),
|
|
setUseNonceField: this.setUseNonceField.bind(this),
|
|
setUsePhishDetect: this.setUsePhishDetect.bind(this),
|
|
setIpfsGateway: this.setIpfsGateway.bind(this),
|
|
setParticipateInMetaMetrics: this.setParticipateInMetaMetrics.bind(this),
|
|
setMetaMetricsSendCount: this.setMetaMetricsSendCount.bind(this),
|
|
setFirstTimeFlowType: this.setFirstTimeFlowType.bind(this),
|
|
setCurrentLocale: this.setCurrentLocale.bind(this),
|
|
markPasswordForgotten: this.markPasswordForgotten.bind(this),
|
|
unMarkPasswordForgotten: this.unMarkPasswordForgotten.bind(this),
|
|
safelistPhishingDomain: this.safelistPhishingDomain.bind(this),
|
|
getRequestAccountTabIds: (cb) => cb(null, this.getRequestAccountTabIds()),
|
|
getOpenMetamaskTabsIds: (cb) => cb(null, this.getOpenMetamaskTabsIds()),
|
|
|
|
// 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),
|
|
verifyPassword: nodeify(this.verifyPassword, this),
|
|
|
|
// network management
|
|
setProviderType: nodeify(
|
|
networkController.setProviderType,
|
|
networkController,
|
|
),
|
|
rollbackToPreviousProvider: nodeify(
|
|
networkController.rollbackToPreviousProvider,
|
|
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,
|
|
),
|
|
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,
|
|
),
|
|
|
|
// AddressController
|
|
setAddressBook: nodeify(
|
|
this.addressBookController.set,
|
|
this.addressBookController,
|
|
),
|
|
removeFromAddressBook: nodeify(
|
|
this.addressBookController.delete,
|
|
this.addressBookController,
|
|
),
|
|
|
|
// AppStateController
|
|
setLastActiveTime: nodeify(
|
|
this.appStateController.setLastActiveTime,
|
|
this.appStateController,
|
|
),
|
|
setDefaultHomeActiveTabName: nodeify(
|
|
this.appStateController.setDefaultHomeActiveTabName,
|
|
this.appStateController,
|
|
),
|
|
setConnectedStatusPopoverHasBeenShown: nodeify(
|
|
this.appStateController.setConnectedStatusPopoverHasBeenShown,
|
|
this.appStateController,
|
|
),
|
|
setSwapsWelcomeMessageHasBeenShown: nodeify(
|
|
this.appStateController.setSwapsWelcomeMessageHasBeenShown,
|
|
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),
|
|
exportAccount: nodeify(
|
|
keyringController.exportAccount,
|
|
keyringController,
|
|
),
|
|
|
|
// txController
|
|
cancelTransaction: nodeify(txController.cancelTransaction, txController),
|
|
updateTransaction: nodeify(txController.updateTransaction, txController),
|
|
updateAndApproveTransaction: nodeify(
|
|
txController.updateAndApproveTransaction,
|
|
txController,
|
|
),
|
|
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),
|
|
addUnapprovedTransaction: nodeify(
|
|
txController.addUnapprovedTransaction,
|
|
txController,
|
|
),
|
|
|
|
// messageManager
|
|
signMessage: nodeify(this.signMessage, this),
|
|
cancelMessage: this.cancelMessage.bind(this),
|
|
|
|
// personalMessageManager
|
|
signPersonalMessage: nodeify(this.signPersonalMessage, this),
|
|
cancelPersonalMessage: this.cancelPersonalMessage.bind(this),
|
|
|
|
// typedMessageManager
|
|
signTypedMessage: nodeify(this.signTypedMessage, this),
|
|
cancelTypedMessage: this.cancelTypedMessage.bind(this),
|
|
|
|
// decryptMessageManager
|
|
decryptMessage: nodeify(this.decryptMessage, this),
|
|
decryptMessageInline: nodeify(this.decryptMessageInline, this),
|
|
cancelDecryptMessage: this.cancelDecryptMessage.bind(this),
|
|
|
|
// EncryptionPublicKeyManager
|
|
encryptionPublicKey: nodeify(this.encryptionPublicKey, this),
|
|
cancelEncryptionPublicKey: this.cancelEncryptionPublicKey.bind(this),
|
|
|
|
// onboarding controller
|
|
setSeedPhraseBackedUp: nodeify(
|
|
onboardingController.setSeedPhraseBackedUp,
|
|
onboardingController,
|
|
),
|
|
|
|
// alert controller
|
|
setAlertEnabledness: nodeify(
|
|
alertController.setAlertEnabledness,
|
|
alertController,
|
|
),
|
|
setUnconnectedAccountAlertShown: nodeify(
|
|
alertController.setUnconnectedAccountAlertShown,
|
|
alertController,
|
|
),
|
|
setWeb3ShimUsageAlertDismissed: nodeify(
|
|
alertController.setWeb3ShimUsageAlertDismissed,
|
|
alertController,
|
|
),
|
|
|
|
// 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),
|
|
|
|
// permissions
|
|
approvePermissionsRequest: nodeify(
|
|
permissionsController.approvePermissionsRequest,
|
|
permissionsController,
|
|
),
|
|
clearPermissions: permissionsController.clearPermissions.bind(
|
|
permissionsController,
|
|
),
|
|
getApprovedAccounts: nodeify(
|
|
permissionsController.getAccounts,
|
|
permissionsController,
|
|
),
|
|
rejectPermissionsRequest: nodeify(
|
|
permissionsController.rejectPermissionsRequest,
|
|
permissionsController,
|
|
),
|
|
removePermissionsFor: permissionsController.removePermissionsFor.bind(
|
|
permissionsController,
|
|
),
|
|
addPermittedAccount: nodeify(
|
|
permissionsController.addPermittedAccount,
|
|
permissionsController,
|
|
),
|
|
removePermittedAccount: nodeify(
|
|
permissionsController.removePermittedAccount,
|
|
permissionsController,
|
|
),
|
|
requestAccountsPermissionWithId: nodeify(
|
|
permissionsController.requestAccountsPermissionWithId,
|
|
permissionsController,
|
|
),
|
|
|
|
// swaps
|
|
fetchAndSetQuotes: nodeify(
|
|
swapsController.fetchAndSetQuotes,
|
|
swapsController,
|
|
),
|
|
setSelectedQuoteAggId: nodeify(
|
|
swapsController.setSelectedQuoteAggId,
|
|
swapsController,
|
|
),
|
|
resetSwapsState: nodeify(
|
|
swapsController.resetSwapsState,
|
|
swapsController,
|
|
),
|
|
setSwapsTokens: nodeify(swapsController.setSwapsTokens, swapsController),
|
|
setApproveTxId: nodeify(swapsController.setApproveTxId, swapsController),
|
|
setTradeTxId: nodeify(swapsController.setTradeTxId, swapsController),
|
|
setSwapsTxGasPrice: nodeify(
|
|
swapsController.setSwapsTxGasPrice,
|
|
swapsController,
|
|
),
|
|
setSwapsTxGasLimit: nodeify(
|
|
swapsController.setSwapsTxGasLimit,
|
|
swapsController,
|
|
),
|
|
safeRefetchQuotes: nodeify(
|
|
swapsController.safeRefetchQuotes,
|
|
swapsController,
|
|
),
|
|
stopPollingForQuotes: nodeify(
|
|
swapsController.stopPollingForQuotes,
|
|
swapsController,
|
|
),
|
|
setBackgroundSwapRouteState: nodeify(
|
|
swapsController.setBackgroundSwapRouteState,
|
|
swapsController,
|
|
),
|
|
resetPostFetchState: nodeify(
|
|
swapsController.resetPostFetchState,
|
|
swapsController,
|
|
),
|
|
setSwapsErrorKey: nodeify(
|
|
swapsController.setSwapsErrorKey,
|
|
swapsController,
|
|
),
|
|
setInitialGasEstimate: nodeify(
|
|
swapsController.setInitialGasEstimate,
|
|
swapsController,
|
|
),
|
|
setCustomApproveTxData: nodeify(
|
|
swapsController.setCustomApproveTxData,
|
|
swapsController,
|
|
),
|
|
setSwapsLiveness: nodeify(
|
|
swapsController.setSwapsLiveness,
|
|
swapsController,
|
|
),
|
|
|
|
// MetaMetrics
|
|
trackMetaMetricsEvent: nodeify(
|
|
metaMetricsController.trackEvent,
|
|
metaMetricsController,
|
|
),
|
|
trackMetaMetricsPage: nodeify(
|
|
metaMetricsController.trackPage,
|
|
metaMetricsController,
|
|
),
|
|
}
|
|
}
|
|
|
|
//=============================================================================
|
|
// 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 addresses = await this.keyringController.getAccounts()
|
|
this.preferencesController.setAddresses(addresses)
|
|
this.selectFirstIdentity()
|
|
}
|
|
return vault
|
|
} finally {
|
|
releaseLock()
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Create a new Vault and restore an existent keyring.
|
|
* @param {string} password
|
|
* @param {string} seed
|
|
*/
|
|
async createNewVaultAndRestore(password, seed) {
|
|
const releaseLock = await this.createVaultMutex.acquire()
|
|
try {
|
|
let accounts, lastBalance
|
|
|
|
const { keyringController } = this
|
|
|
|
// clear known identities
|
|
this.preferencesController.setAddresses([])
|
|
|
|
// clear permissions
|
|
this.permissionsController.clearPermissions()
|
|
|
|
// clear accounts in accountTracker
|
|
this.accountTracker.clearAccounts()
|
|
|
|
// clear cachedBalances
|
|
this.cachedBalancesController.clearCachedBalances()
|
|
|
|
// clear unapproved transactions
|
|
this.txController.txStateManager.clearUnapprovedTxs()
|
|
|
|
// 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()
|
|
return vault
|
|
} finally {
|
|
releaseLock()
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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')
|
|
}
|
|
})
|
|
}
|
|
})
|
|
}
|
|
|
|
getCurrentNetwork = () => {
|
|
return this.networkController.store.getState().network
|
|
}
|
|
|
|
/**
|
|
* 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].filter(
|
|
({ address: tokenAddress }) => {
|
|
const checksumAddress = ethUtil.toChecksumAddress(
|
|
tokenAddress,
|
|
)
|
|
return contractMap[checksumAddress]
|
|
? contractMap[checksumAddress].erc20
|
|
: true
|
|
},
|
|
)
|
|
: accountTokens[address][networkType]
|
|
})
|
|
})
|
|
|
|
const preferences = {
|
|
accountTokens: filteredAccountTokens,
|
|
currentLocale,
|
|
frequentRpcList,
|
|
identities,
|
|
selectedAddress,
|
|
tokens,
|
|
}
|
|
|
|
// Accounts
|
|
const hdKeyring = this.keyringController.getKeyringsByType('HD Key Tree')[0]
|
|
const simpleKeyPairKeyrings = this.keyringController.getKeyringsByType(
|
|
'Simple Key Pair',
|
|
)
|
|
const hdAccounts = await hdKeyring.getAccounts()
|
|
const simpleKeyPairKeyringAccounts = await Promise.all(
|
|
simpleKeyPairKeyrings.map((keyring) => keyring.getAccounts()),
|
|
)
|
|
const simpleKeyPairAccounts = simpleKeyPairKeyringAccounts.reduce(
|
|
(acc, accounts) => [...acc, ...accounts],
|
|
[],
|
|
)
|
|
const accounts = {
|
|
hd: hdAccounts
|
|
.filter((item, pos) => hdAccounts.indexOf(item) === pos)
|
|
.map((address) => ethUtil.toChecksumAddress(address)),
|
|
simpleKeyPair: simpleKeyPairAccounts
|
|
.filter((item, pos) => simpleKeyPairAccounts.indexOf(item) === pos)
|
|
.map((address) => ethUtil.toChecksumAddress(address)),
|
|
ledger: [],
|
|
trezor: [],
|
|
}
|
|
|
|
// transactions
|
|
|
|
let { transactions } = this.txController.store.getState()
|
|
// 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)
|
|
|
|
try {
|
|
await this.blockTracker.checkForLatestBlock()
|
|
} catch (error) {
|
|
log.error('Error while unlocking extension.', error)
|
|
}
|
|
|
|
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 while unlocking extension.', error)
|
|
}
|
|
|
|
return this.keyringController.fullUpdate()
|
|
}
|
|
|
|
/**
|
|
* Submits a user's password to check its validity.
|
|
*
|
|
* @param {string} password The user's password
|
|
*/
|
|
async verifyPassword(password) {
|
|
await this.keyringController.verifyPassword(password)
|
|
}
|
|
|
|
/**
|
|
* @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
|
|
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 all associated permissions
|
|
await this.permissionsController.removeAllAccountPermissions(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.showUserConfirmation()
|
|
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.rejectMsg(msgId)
|
|
if (!cb || typeof cb !== 'function') {
|
|
return
|
|
}
|
|
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.showUserConfirmation()
|
|
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') {
|
|
return
|
|
}
|
|
cb(null, this.getState())
|
|
}
|
|
|
|
// eth_decrypt methods
|
|
|
|
/**
|
|
* Called when a dapp uses the eth_decrypt method.
|
|
*
|
|
* @param {Object} msgParams - The params of the message to sign & return to the Dapp.
|
|
* @param {Object} req - (optional) the original request, containing the origin
|
|
* Passed back to the requesting Dapp.
|
|
*/
|
|
async newRequestDecryptMessage(msgParams, req) {
|
|
const promise = this.decryptMessageManager.addUnapprovedMessageAsync(
|
|
msgParams,
|
|
req,
|
|
)
|
|
this.sendUpdate()
|
|
this.opts.showUserConfirmation()
|
|
return promise
|
|
}
|
|
|
|
/**
|
|
* Only decrypt message and don't touch transaction state
|
|
*
|
|
* @param {Object} msgParams - The params of the message to decrypt.
|
|
* @returns {Promise<Object>} A full state update.
|
|
*/
|
|
async decryptMessageInline(msgParams) {
|
|
log.info('MetaMaskController - decryptMessageInline')
|
|
// decrypt the message inline
|
|
const msgId = msgParams.metamaskId
|
|
const msg = this.decryptMessageManager.getMsg(msgId)
|
|
try {
|
|
const stripped = ethUtil.stripHexPrefix(msgParams.data)
|
|
const buff = Buffer.from(stripped, 'hex')
|
|
msgParams.data = JSON.parse(buff.toString('utf8'))
|
|
|
|
msg.rawData = await this.keyringController.decryptMessage(msgParams)
|
|
} catch (e) {
|
|
msg.error = e.message
|
|
}
|
|
this.decryptMessageManager._updateMsg(msg)
|
|
|
|
return this.getState()
|
|
}
|
|
|
|
/**
|
|
* Signifies a user's approval to decrypt a message in queue.
|
|
* Triggers decrypt, and the callback function from newUnsignedDecryptMessage.
|
|
*
|
|
* @param {Object} msgParams - The params of the message to decrypt & return to the Dapp.
|
|
* @returns {Promise<Object>} A full state update.
|
|
*/
|
|
async decryptMessage(msgParams) {
|
|
log.info('MetaMaskController - decryptMessage')
|
|
const msgId = msgParams.metamaskId
|
|
// sets the status op the message to 'approved'
|
|
// and removes the metamaskId for decryption
|
|
try {
|
|
const cleanMsgParams = await this.decryptMessageManager.approveMessage(
|
|
msgParams,
|
|
)
|
|
|
|
const stripped = ethUtil.stripHexPrefix(cleanMsgParams.data)
|
|
const buff = Buffer.from(stripped, 'hex')
|
|
cleanMsgParams.data = JSON.parse(buff.toString('utf8'))
|
|
|
|
// decrypt the message
|
|
const rawMess = await this.keyringController.decryptMessage(
|
|
cleanMsgParams,
|
|
)
|
|
// tells the listener that the message has been decrypted and can be returned to the dapp
|
|
this.decryptMessageManager.setMsgStatusDecrypted(msgId, rawMess)
|
|
} catch (error) {
|
|
log.info('MetaMaskController - eth_decrypt failed.', error)
|
|
this.decryptMessageManager.errorMessage(msgId, error)
|
|
}
|
|
return this.getState()
|
|
}
|
|
|
|
/**
|
|
* Used to cancel a eth_decrypt type message.
|
|
* @param {string} msgId - The ID of the message to cancel.
|
|
* @param {Function} cb - The callback function called with a full state update.
|
|
*/
|
|
cancelDecryptMessage(msgId, cb) {
|
|
const messageManager = this.decryptMessageManager
|
|
messageManager.rejectMsg(msgId)
|
|
if (!cb || typeof cb !== 'function') {
|
|
return
|
|
}
|
|
cb(null, this.getState())
|
|
}
|
|
|
|
// eth_getEncryptionPublicKey methods
|
|
|
|
/**
|
|
* Called when a dapp uses the eth_getEncryptionPublicKey method.
|
|
*
|
|
* @param {Object} msgParams - The params of the message to sign & return to the Dapp.
|
|
* @param {Object} req - (optional) the original request, containing the origin
|
|
* Passed back to the requesting Dapp.
|
|
*/
|
|
async newRequestEncryptionPublicKey(msgParams, req) {
|
|
const address = msgParams
|
|
const keyring = await this.keyringController.getKeyringForAccount(address)
|
|
|
|
switch (keyring.type) {
|
|
case 'Ledger Hardware': {
|
|
return new Promise((_, reject) => {
|
|
reject(
|
|
new Error('Ledger does not support eth_getEncryptionPublicKey.'),
|
|
)
|
|
})
|
|
}
|
|
|
|
case 'Trezor Hardware': {
|
|
return new Promise((_, reject) => {
|
|
reject(
|
|
new Error('Trezor does not support eth_getEncryptionPublicKey.'),
|
|
)
|
|
})
|
|
}
|
|
|
|
default: {
|
|
const promise = this.encryptionPublicKeyManager.addUnapprovedMessageAsync(
|
|
msgParams,
|
|
req,
|
|
)
|
|
this.sendUpdate()
|
|
this.opts.showUserConfirmation()
|
|
return promise
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Signifies a user's approval to receiving encryption public key in queue.
|
|
* Triggers receiving, and the callback function from newUnsignedEncryptionPublicKey.
|
|
*
|
|
* @param {Object} msgParams - The params of the message to receive & return to the Dapp.
|
|
* @returns {Promise<Object>} A full state update.
|
|
*/
|
|
async encryptionPublicKey(msgParams) {
|
|
log.info('MetaMaskController - encryptionPublicKey')
|
|
const msgId = msgParams.metamaskId
|
|
// sets the status op the message to 'approved'
|
|
// and removes the metamaskId for decryption
|
|
try {
|
|
const params = await this.encryptionPublicKeyManager.approveMessage(
|
|
msgParams,
|
|
)
|
|
|
|
// EncryptionPublicKey message
|
|
const publicKey = await this.keyringController.getEncryptionPublicKey(
|
|
params.data,
|
|
)
|
|
|
|
// tells the listener that the message has been processed
|
|
// and can be returned to the dapp
|
|
this.encryptionPublicKeyManager.setMsgStatusReceived(msgId, publicKey)
|
|
} catch (error) {
|
|
log.info('MetaMaskController - eth_getEncryptionPublicKey failed.', error)
|
|
this.encryptionPublicKeyManager.errorMessage(msgId, error)
|
|
}
|
|
return this.getState()
|
|
}
|
|
|
|
/**
|
|
* Used to cancel a eth_getEncryptionPublicKey type message.
|
|
* @param {string} msgId - The ID of the message to cancel.
|
|
* @param {Function} cb - The callback function called with a full state update.
|
|
*/
|
|
cancelEncryptionPublicKey(msgId, cb) {
|
|
const messageManager = this.encryptionPublicKeyManager
|
|
messageManager.rejectMsg(msgId)
|
|
if (!cb || typeof cb !== 'function') {
|
|
return
|
|
}
|
|
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.showUserConfirmation()
|
|
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
|
|
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)
|
|
throw 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') {
|
|
return
|
|
}
|
|
cb(null, this.getState())
|
|
}
|
|
|
|
//=============================================================================
|
|
// END (VAULT / KEYRING RELATED METHODS)
|
|
//=============================================================================
|
|
|
|
/**
|
|
* 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) {
|
|
await this.txController.createCancelTransaction(
|
|
originalTxId,
|
|
customGasPrice,
|
|
)
|
|
const state = await this.getState()
|
|
return state
|
|
}
|
|
|
|
async createSpeedUpTransaction(originalTxId, customGasPrice, customGasLimit) {
|
|
await this.txController.createSpeedUpTransaction(
|
|
originalTxId,
|
|
customGasPrice,
|
|
customGasLimit,
|
|
)
|
|
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 { usePhishDetect } = this.preferencesController.store.getState()
|
|
const { hostname } = new URL(sender.url)
|
|
// Check if new connection is blocked if phishing detection is on
|
|
if (usePhishDetect && 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('metamask-provider'), sender)
|
|
|
|
// TODO:LegacyProvider: Delete
|
|
// legacy streams
|
|
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 hostname 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()
|
|
// the "weak: false" option is for nodejs only (eg unit tests)
|
|
// it is a workaround for node v12 support
|
|
const dnode = Dnode(api, { weak: false })
|
|
// report new active controller connection
|
|
this.activeControllerConnections += 1
|
|
this.emit('controllerConnectionChanged', this.activeControllerConnections)
|
|
// connect dnode api to remote connection
|
|
pump(outStream, dnode, outStream, (err) => {
|
|
// report new active controller connection
|
|
this.activeControllerConnections -= 1
|
|
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).origin
|
|
let extensionId
|
|
if (sender.id !== this.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,
|
|
isInternal,
|
|
})
|
|
|
|
// 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 origin 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
|
|
* @param {boolean} [options.isInternal] - True if called for a connection to an internal process
|
|
**/
|
|
setupProviderEngine({
|
|
origin,
|
|
location,
|
|
extensionId,
|
|
tabId,
|
|
isInternal = false,
|
|
}) {
|
|
// setup json rpc engine stack
|
|
const engine = new JsonRpcEngine()
|
|
const { provider, blockTracker } = this
|
|
|
|
// 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 }))
|
|
// append tabId to each request if it exists
|
|
if (tabId) {
|
|
engine.push(createTabIdMiddleware({ tabId }))
|
|
}
|
|
// logging
|
|
engine.push(createLoggerMiddleware({ origin }))
|
|
engine.push(
|
|
createOnboardingMiddleware({
|
|
location,
|
|
registerOnboarding: this.onboardingController.registerOnboarding,
|
|
}),
|
|
)
|
|
engine.push(
|
|
createMethodMiddleware({
|
|
origin,
|
|
getProviderState: this.getProviderState.bind(this),
|
|
sendMetrics: this.metaMetricsController.trackEvent.bind(
|
|
this.metaMetricsController,
|
|
),
|
|
handleWatchAssetRequest: this.preferencesController.requestWatchAsset.bind(
|
|
this.preferencesController,
|
|
),
|
|
getWeb3ShimUsageState: this.alertController.getWeb3ShimUsageState.bind(
|
|
this.alertController,
|
|
),
|
|
setWeb3ShimUsageRecorded: this.alertController.setWeb3ShimUsageRecorded.bind(
|
|
this.alertController,
|
|
),
|
|
}),
|
|
)
|
|
// filter and subscription polyfills
|
|
engine.push(filterMiddleware)
|
|
engine.push(subscriptionManager.middleware)
|
|
if (!isInternal) {
|
|
// permissions
|
|
engine.push(
|
|
this.permissionsController.createMiddleware({ origin, extensionId }),
|
|
)
|
|
}
|
|
// forward to metamask primary provider
|
|
engine.push(providerAsMiddleware(provider))
|
|
return engine
|
|
}
|
|
|
|
/**
|
|
* TODO:LegacyProvider: Delete
|
|
* 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 configStream = storeAsStream(this.publicConfigStore)
|
|
|
|
pump(configStream, outStream, (err) => {
|
|
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.
|
|
*
|
|
* The caller is responsible for ensuring that only permitted notifications
|
|
* are sent.
|
|
*
|
|
* Ignores unknown origins.
|
|
*
|
|
* @param {string} origin - The connection's origin string.
|
|
* @param {any} payload - The event payload.
|
|
*/
|
|
notifyConnections(origin, payload) {
|
|
const connections = this.connections[origin]
|
|
|
|
if (connections) {
|
|
Object.values(connections).forEach((conn) => {
|
|
if (conn.engine) {
|
|
conn.engine.emit('notification', payload)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Causes the RPC engines associated with all connections to emit a
|
|
* notification event with the given payload.
|
|
*
|
|
* If the "payload" parameter is a function, the payload for each connection
|
|
* will be the return value of that function called with the connection's
|
|
* origin.
|
|
*
|
|
* The caller is responsible for ensuring that only permitted notifications
|
|
* are sent.
|
|
*
|
|
* @param {any} payload - The event payload, or payload getter function.
|
|
*/
|
|
notifyAllConnections(payload) {
|
|
const getPayload =
|
|
typeof payload === 'function'
|
|
? (origin) => payload(origin)
|
|
: () => payload
|
|
|
|
Object.values(this.connections).forEach((origin) => {
|
|
Object.values(origin).forEach((conn) => {
|
|
if (conn.engine) {
|
|
conn.engine.emit('notification', getPayload(origin))
|
|
}
|
|
})
|
|
})
|
|
}
|
|
|
|
// handlers
|
|
|
|
/**
|
|
* Handle a KeyringController update
|
|
* @param {Object} state - the KC state
|
|
* @returns {Promise<void>}
|
|
* @private
|
|
*/
|
|
async _onKeyringControllerUpdate(state) {
|
|
const { 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.syncAddresses(addresses)
|
|
this.accountTracker.syncWithAddresses(addresses)
|
|
}
|
|
|
|
/**
|
|
* Handle global unlock, triggered by KeyringController unlock.
|
|
* Notifies all connections that the extension is unlocked.
|
|
*/
|
|
_onUnlock() {
|
|
this.notifyAllConnections((origin) => {
|
|
return {
|
|
method: NOTIFICATION_NAMES.unlockStateChanged,
|
|
params: {
|
|
isUnlocked: true,
|
|
accounts: this.permissionsController.getAccounts(origin),
|
|
},
|
|
}
|
|
})
|
|
this.emit('unlock')
|
|
}
|
|
|
|
/**
|
|
* Handle global lock, triggered by KeyringController lock.
|
|
* Notifies all connections that the extension is locked.
|
|
*/
|
|
_onLock() {
|
|
this.notifyAllConnections({
|
|
method: NOTIFICATION_NAMES.unlockStateChanged,
|
|
params: {
|
|
isUnlocked: false,
|
|
},
|
|
})
|
|
this.emit('lock')
|
|
}
|
|
|
|
/**
|
|
* Handle memory state updates.
|
|
* - Ensure isClientOpenAndUnlocked is updated
|
|
* - Notifies all connections with the new provider network state
|
|
* - The external providers handle diffing the state
|
|
*/
|
|
_onStateUpdate(newState) {
|
|
this.isClientOpenAndUnlocked = newState.isUnlocked && this._isClientOpen
|
|
this.notifyAllConnections({
|
|
method: NOTIFICATION_NAMES.chainChanged,
|
|
params: this.getProviderNetworkState(newState),
|
|
})
|
|
}
|
|
|
|
// misc
|
|
|
|
/**
|
|
* A method for emitting the full MetaMask state to all registered listeners.
|
|
* @private
|
|
*/
|
|
privateSendUpdate() {
|
|
this.emit('update', this.getState())
|
|
}
|
|
|
|
/**
|
|
* @returns {boolean} Whether the extension is unlocked.
|
|
*/
|
|
isUnlocked() {
|
|
return this.keyringController.memStore.getState().isUnlocked
|
|
}
|
|
|
|
//=============================================================================
|
|
// MISCELLANEOUS
|
|
//=============================================================================
|
|
|
|
/**
|
|
* 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) {
|
|
const nonceLock = await this.txController.nonceTracker.getNonceLock(address)
|
|
nonceLock.releaseLock()
|
|
return nonceLock.nextNonce
|
|
}
|
|
|
|
async sendBackgroundMetaMetrics({ action, name, customVariables } = {}) {
|
|
if (!action || !name) {
|
|
throw new Error('Must provide action and name.')
|
|
}
|
|
|
|
const metamaskState = await this.getState()
|
|
const additionalProperties = getBackgroundMetaMetricState({
|
|
metamask: metamaskState,
|
|
})
|
|
|
|
this.metaMetricsController.trackEvent(
|
|
{
|
|
event: name,
|
|
category: 'Background',
|
|
properties: {
|
|
action,
|
|
...additionalProperties,
|
|
...customVariables,
|
|
},
|
|
},
|
|
{
|
|
matomoEvent: true,
|
|
},
|
|
)
|
|
}
|
|
|
|
/**
|
|
* Migrate address book state from old to new chainId.
|
|
*
|
|
* Address book state is keyed by the `networkStore` state from the network controller. This value is set to the
|
|
* `networkId` for our built-in Infura networks, but it's set to the `chainId` for custom networks.
|
|
* When this `chainId` value is changed for custom RPC endpoints, we need to migrate any contacts stored under the
|
|
* old key to the new key.
|
|
*
|
|
* The `duplicate` parameter is used to specify that the contacts under the old key should not be removed. This is
|
|
* useful in the case where two RPC endpoints shared the same set of contacts, and we're not sure which one each
|
|
* contact belongs under. Duplicating the contacts under both keys is the only way to ensure they are not lost.
|
|
*
|
|
* @param {string} oldChainId - The old chainId
|
|
* @param {string} newChainId - The new chainId
|
|
* @param {boolean} [duplicate] - Whether to duplicate the addresses on both chainIds (default: false)
|
|
*/
|
|
async migrateAddressBookState(oldChainId, newChainId, duplicate = false) {
|
|
const { addressBook } = this.addressBookController.state
|
|
|
|
if (!addressBook[oldChainId]) {
|
|
return
|
|
}
|
|
|
|
for (const address of Object.keys(addressBook[oldChainId])) {
|
|
const entry = addressBook[oldChainId][address]
|
|
this.addressBookController.set(
|
|
address,
|
|
entry.name,
|
|
newChainId,
|
|
entry.memo,
|
|
)
|
|
if (!duplicate) {
|
|
this.addressBookController.delete(oldChainId, address)
|
|
}
|
|
}
|
|
}
|
|
|
|
//=============================================================================
|
|
// 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.getProviderConfig()
|
|
try {
|
|
const currencyState = {
|
|
nativeCurrency: ticker,
|
|
currentCurrency: currencyCode,
|
|
}
|
|
this.currencyRateController.update(currencyState)
|
|
this.currencyRateController.configure(currencyState)
|
|
cb(null, this.currencyRateController.state)
|
|
return
|
|
} catch (err) {
|
|
cb(err)
|
|
// eslint-disable-next-line no-useless-return
|
|
return
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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 {string} 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,
|
|
) {
|
|
this.networkController.setRpcTarget(
|
|
rpcUrl,
|
|
chainId,
|
|
ticker,
|
|
nickname,
|
|
rpcPrefs,
|
|
)
|
|
await this.preferencesController.updateRpc({
|
|
rpcUrl,
|
|
chainId,
|
|
ticker,
|
|
nickname,
|
|
rpcPrefs,
|
|
})
|
|
return rpcUrl
|
|
}
|
|
|
|
/**
|
|
* A method for selecting a custom URL for an ethereum RPC provider.
|
|
* @param {string} rpcUrl - A URL for a valid Ethereum RPC API.
|
|
* @param {string} 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(
|
|
rpcUrl,
|
|
chainId,
|
|
ticker = 'ETH',
|
|
nickname = '',
|
|
rpcPrefs = {},
|
|
) {
|
|
const frequentRpcListDetail = this.preferencesController.getFrequentRpcListDetail()
|
|
const rpcSettings = frequentRpcListDetail.find(
|
|
(rpc) => rpcUrl === rpc.rpcUrl,
|
|
)
|
|
|
|
if (rpcSettings) {
|
|
this.networkController.setRpcTarget(
|
|
rpcSettings.rpcUrl,
|
|
rpcSettings.chainId,
|
|
rpcSettings.ticker,
|
|
rpcSettings.nickname,
|
|
rpcPrefs,
|
|
)
|
|
} else {
|
|
this.networkController.setRpcTarget(
|
|
rpcUrl,
|
|
chainId,
|
|
ticker,
|
|
nickname,
|
|
rpcPrefs,
|
|
)
|
|
await this.preferencesController.addToFrequentRpcList(
|
|
rpcUrl,
|
|
chainId,
|
|
ticker,
|
|
nickname,
|
|
rpcPrefs,
|
|
)
|
|
}
|
|
return rpcUrl
|
|
}
|
|
|
|
/**
|
|
* A method for deleting a selected custom URL.
|
|
* @param {string} rpcUrl - A RPC URL to delete.
|
|
*/
|
|
async delCustomRpc(rpcUrl) {
|
|
await this.preferencesController.removeFromFrequentRpcList(rpcUrl)
|
|
}
|
|
|
|
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)
|
|
return
|
|
} catch (err) {
|
|
cb(err)
|
|
// eslint-disable-next-line no-useless-return
|
|
return
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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)
|
|
return
|
|
} catch (err) {
|
|
cb(err)
|
|
// eslint-disable-next-line no-useless-return
|
|
return
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets whether or not to use phishing detection.
|
|
* @param {boolean} val
|
|
* @param {Function} cb
|
|
*/
|
|
setUsePhishDetect(val, cb) {
|
|
try {
|
|
this.preferencesController.setUsePhishDetect(val)
|
|
cb(null)
|
|
return
|
|
} catch (err) {
|
|
cb(err)
|
|
// eslint-disable-next-line no-useless-return
|
|
return
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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)
|
|
return
|
|
} catch (err) {
|
|
cb(err)
|
|
// eslint-disable-next-line no-useless-return
|
|
return
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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.metaMetricsController.setParticipateInMetaMetrics(
|
|
bool,
|
|
)
|
|
cb(null, metaMetricsId)
|
|
return
|
|
} catch (err) {
|
|
cb(err)
|
|
// eslint-disable-next-line no-useless-return
|
|
return
|
|
}
|
|
}
|
|
|
|
setMetaMetricsSendCount(val, cb) {
|
|
try {
|
|
this.metaMetricsController.setMetaMetricsSendCount(val)
|
|
cb(null)
|
|
return
|
|
} catch (err) {
|
|
cb(err)
|
|
// eslint-disable-next-line no-useless-return
|
|
return
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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)
|
|
return
|
|
} catch (err) {
|
|
cb(err)
|
|
// eslint-disable-next-line no-useless-return
|
|
return
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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)
|
|
return
|
|
} catch (err) {
|
|
cb(err)
|
|
// eslint-disable-next-line no-useless-return
|
|
return
|
|
}
|
|
}
|
|
|
|
/**
|
|
* A method for initializing storage the first time.
|
|
* @param {Object} initState - The default state to initialize with.
|
|
* @private
|
|
*/
|
|
recordFirstTimeInfo(initState) {
|
|
if (!('firstTimeInfo' in initState)) {
|
|
const version = this.platform.getVersion()
|
|
initState.firstTimeInfo = {
|
|
version,
|
|
date: Date.now(),
|
|
}
|
|
}
|
|
}
|
|
|
|
// TODO: Replace isClientOpen methods with `controllerConnectionChanged` events.
|
|
/* eslint-disable accessor-pairs */
|
|
/**
|
|
* A method for recording whether the MetaMask user interface is open or not.
|
|
* @private
|
|
* @param {boolean} open
|
|
*/
|
|
set isClientOpen(open) {
|
|
this._isClientOpen = open
|
|
this.detectTokensController.isOpen = open
|
|
}
|
|
/* eslint-enable accessor-pairs */
|
|
|
|
/**
|
|
* Adds a domain to the PhishingController safelist
|
|
* @param {string} hostname - the domain to safelist
|
|
*/
|
|
safelistPhishingDomain(hostname) {
|
|
return this.phishingController.bypass(hostname)
|
|
}
|
|
|
|
/**
|
|
* Locks MetaMask
|
|
*/
|
|
setLocked() {
|
|
return this.keyringController.setLocked()
|
|
}
|
|
}
|