mirror of
https://github.com/kremalicious/metamask-extension.git
synced 2024-12-12 12:47:14 +01:00
2286 lines
76 KiB
JavaScript
2286 lines
76 KiB
JavaScript
import EventEmitter from 'safe-event-emitter';
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import { ObservableStore } from '@metamask/obs-store';
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import { bufferToHex, keccak, toBuffer, isHexString } from 'ethereumjs-util';
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import EthQuery from 'ethjs-query';
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import { ethErrors } from 'eth-rpc-errors';
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import Common from '@ethereumjs/common';
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import { TransactionFactory } from '@ethereumjs/tx';
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import NonceTracker from 'nonce-tracker';
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import log from 'loglevel';
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import BigNumber from 'bignumber.js';
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import { merge, pickBy } from 'lodash';
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import cleanErrorStack from '../../lib/cleanErrorStack';
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import {
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hexToBn,
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bnToHex,
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BnMultiplyByFraction,
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addHexPrefix,
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getChainType,
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} from '../../lib/util';
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import { TRANSACTION_NO_CONTRACT_ERROR_KEY } from '../../../../ui/helpers/constants/error-keys';
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import { calcGasTotal } from '../../../../ui/pages/send/send.utils';
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import { getSwapsTokensReceivedFromTxMeta } from '../../../../ui/pages/swaps/swaps.util';
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import {
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hexWEIToDecGWEI,
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decimalToHex,
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hexWEIToDecETH,
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} from '../../../../ui/helpers/utils/conversions.util';
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import {
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TRANSACTION_STATUSES,
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TRANSACTION_TYPES,
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TRANSACTION_ENVELOPE_TYPES,
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TRANSACTION_EVENTS,
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} from '../../../../shared/constants/transaction';
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import { TRANSACTION_ENVELOPE_TYPE_NAMES } from '../../../../ui/helpers/constants/transactions';
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import { METAMASK_CONTROLLER_EVENTS } from '../../metamask-controller';
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import {
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GAS_LIMITS,
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GAS_ESTIMATE_TYPES,
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GAS_RECOMMENDATIONS,
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CUSTOM_GAS_ESTIMATE,
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PRIORITY_LEVELS,
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} from '../../../../shared/constants/gas';
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import { decGWEIToHexWEI } from '../../../../shared/modules/conversion.utils';
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import { EVENT } from '../../../../shared/constants/metametrics';
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import {
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HARDFORKS,
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MAINNET,
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NETWORK_TYPE_RPC,
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CHAIN_ID_TO_GAS_LIMIT_BUFFER_MAP,
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} from '../../../../shared/constants/network';
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import {
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determineTransactionAssetType,
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determineTransactionType,
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isEIP1559Transaction,
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} from '../../../../shared/modules/transaction.utils';
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import { ORIGIN_METAMASK } from '../../../../shared/constants/app';
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import TransactionStateManager from './tx-state-manager';
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import TxGasUtil from './tx-gas-utils';
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import PendingTransactionTracker from './pending-tx-tracker';
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import * as txUtils from './lib/util';
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const MAX_MEMSTORE_TX_LIST_SIZE = 100; // Number of transactions (by unique nonces) to keep in memory
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const SWAP_TRANSACTION_TYPES = [
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TRANSACTION_TYPES.SWAP,
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TRANSACTION_TYPES.SWAP_APPROVAL,
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];
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// Only certain types of transactions should be allowed to be specified when
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// adding a new unapproved transaction.
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const VALID_UNAPPROVED_TRANSACTION_TYPES = [
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...SWAP_TRANSACTION_TYPES,
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TRANSACTION_TYPES.SIMPLE_SEND,
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TRANSACTION_TYPES.TOKEN_METHOD_TRANSFER,
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TRANSACTION_TYPES.TOKEN_METHOD_TRANSFER_FROM,
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];
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/**
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* @typedef {import('../../../../shared/constants/transaction').TransactionMeta} TransactionMeta
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* @typedef {import('../../../../shared/constants/transaction').TransactionMetaMetricsEventString} TransactionMetaMetricsEventString
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*/
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const METRICS_STATUS_FAILED = 'failed on-chain';
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/**
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* @typedef {Object} CustomGasSettings
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* @property {string} [gas] - The gas limit to use for the transaction
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* @property {string} [gasPrice] - The gasPrice to use for a legacy transaction
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* @property {string} [maxFeePerGas] - The maximum amount to pay per gas on a
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* EIP-1559 transaction
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* @property {string} [maxPriorityFeePerGas] - The maximum amount of paid fee
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* to be distributed to miner in an EIP-1559 transaction
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*/
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/**
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* Transaction Controller is an aggregate of sub-controllers and trackers
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* composing them in a way to be exposed to the metamask controller
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*
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* - `txStateManager
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* responsible for the state of a transaction and
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* storing the transaction
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* - pendingTxTracker
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* watching blocks for transactions to be include
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* and emitting confirmed events
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* - txGasUtil
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* gas calculations and safety buffering
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* - nonceTracker
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* calculating nonces
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*
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* @param {Object} opts
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* @param {Object} opts.initState - initial transaction list default is an empty array
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* @param {Object} opts.networkStore - an observable store for network number
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* @param {Object} opts.blockTracker - An instance of eth-blocktracker
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* @param {Object} opts.provider - A network provider.
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* @param {Function} opts.signTransaction - function the signs an @ethereumjs/tx
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* @param {Object} opts.getPermittedAccounts - get accounts that an origin has permissions for
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* @param {Function} opts.signTransaction - ethTx signer that returns a rawTx
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* @param {number} [opts.txHistoryLimit] - number *optional* for limiting how many transactions are in state
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* @param {Object} opts.preferencesStore
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*/
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export default class TransactionController extends EventEmitter {
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constructor(opts) {
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super();
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this.networkStore = opts.networkStore || new ObservableStore({});
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this._getCurrentChainId = opts.getCurrentChainId;
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this.getProviderConfig = opts.getProviderConfig;
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this._getCurrentNetworkEIP1559Compatibility =
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opts.getCurrentNetworkEIP1559Compatibility;
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this._getCurrentAccountEIP1559Compatibility =
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opts.getCurrentAccountEIP1559Compatibility;
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this.preferencesStore = opts.preferencesStore || new ObservableStore({});
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this.provider = opts.provider;
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this.getPermittedAccounts = opts.getPermittedAccounts;
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this.blockTracker = opts.blockTracker;
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this.signEthTx = opts.signTransaction;
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this.inProcessOfSigning = new Set();
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this._trackMetaMetricsEvent = opts.trackMetaMetricsEvent;
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this._getParticipateInMetrics = opts.getParticipateInMetrics;
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this._getEIP1559GasFeeEstimates = opts.getEIP1559GasFeeEstimates;
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this.createEventFragment = opts.createEventFragment;
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this.updateEventFragment = opts.updateEventFragment;
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this.finalizeEventFragment = opts.finalizeEventFragment;
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this.getEventFragmentById = opts.getEventFragmentById;
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this.getDeviceModel = opts.getDeviceModel;
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this.getAccountType = opts.getAccountType;
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this.getTokenStandardAndDetails = opts.getTokenStandardAndDetails;
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this.memStore = new ObservableStore({});
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this.query = new EthQuery(this.provider);
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this.txGasUtil = new TxGasUtil(this.provider);
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this._mapMethods();
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this.txStateManager = new TransactionStateManager({
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initState: opts.initState,
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txHistoryLimit: opts.txHistoryLimit,
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getNetwork: this.getNetwork.bind(this),
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getCurrentChainId: opts.getCurrentChainId,
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});
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this._onBootCleanUp();
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this.store = this.txStateManager.store;
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this.nonceTracker = new NonceTracker({
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provider: this.provider,
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blockTracker: this.blockTracker,
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getPendingTransactions: (...args) => {
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const pendingTransactions = this.txStateManager.getPendingTransactions(
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...args,
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);
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const externalPendingTransactions = opts.getExternalPendingTransactions(
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...args,
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);
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return [...pendingTransactions, ...externalPendingTransactions];
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},
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getConfirmedTransactions: this.txStateManager.getConfirmedTransactions.bind(
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this.txStateManager,
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),
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});
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this.pendingTxTracker = new PendingTransactionTracker({
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provider: this.provider,
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nonceTracker: this.nonceTracker,
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publishTransaction: (rawTx) => this.query.sendRawTransaction(rawTx),
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getPendingTransactions: () => {
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const pending = this.txStateManager.getPendingTransactions();
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const approved = this.txStateManager.getApprovedTransactions();
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return [...pending, ...approved];
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},
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approveTransaction: this.approveTransaction.bind(this),
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getCompletedTransactions: this.txStateManager.getConfirmedTransactions.bind(
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this.txStateManager,
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),
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});
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this.txStateManager.store.subscribe(() =>
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this.emit(METAMASK_CONTROLLER_EVENTS.UPDATE_BADGE),
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);
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this._setupListeners();
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// memstore is computed from a few different stores
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this._updateMemstore();
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this.txStateManager.store.subscribe(() => this._updateMemstore());
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this.networkStore.subscribe(() => {
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this._onBootCleanUp();
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this._updateMemstore();
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});
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// request state update to finalize initialization
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this._updatePendingTxsAfterFirstBlock();
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}
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/**
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* Gets the current chainId in the network store as a number, returning 0 if
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* the chainId parses to NaN.
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*
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* @returns {number} The numerical chainId.
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*/
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getChainId() {
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const networkState = this.networkStore.getState();
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const chainId = this._getCurrentChainId();
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const integerChainId = parseInt(chainId, 16);
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if (networkState === 'loading' || Number.isNaN(integerChainId)) {
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return 0;
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}
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return integerChainId;
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}
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async getEIP1559Compatibility(fromAddress) {
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const currentNetworkIsCompatible = await this._getCurrentNetworkEIP1559Compatibility();
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const fromAccountIsCompatible = await this._getCurrentAccountEIP1559Compatibility(
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fromAddress,
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);
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return currentNetworkIsCompatible && fromAccountIsCompatible;
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}
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/**
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* `@ethereumjs/tx` uses `@ethereumjs/common` as a configuration tool for
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* specifying which chain, network, hardfork and EIPs to support for
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* a transaction. By referencing this configuration, and analyzing the fields
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* specified in txParams, `@ethereumjs/tx` is able to determine which EIP-2718
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* transaction type to use.
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*
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* @param fromAddress
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* @returns {Common} common configuration object
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*/
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async getCommonConfiguration(fromAddress) {
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const { type, nickname: name } = this.getProviderConfig();
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const supportsEIP1559 = await this.getEIP1559Compatibility(fromAddress);
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// This logic below will have to be updated each time a hardfork happens
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// that carries with it a new Transaction type. It is inconsequential for
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// hardforks that do not include new types.
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const hardfork = supportsEIP1559 ? HARDFORKS.LONDON : HARDFORKS.BERLIN;
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// type will be one of our default network names or 'rpc'. the default
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// network names are sufficient configuration, simply pass the name as the
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// chain argument in the constructor.
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if (type !== NETWORK_TYPE_RPC) {
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return new Common({
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chain: type,
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hardfork,
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});
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}
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// For 'rpc' we need to use the same basic configuration as mainnet,
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// since we only support EVM compatible chains, and then override the
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// name, chainId and networkId properties. This is done using the
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// `forCustomChain` static method on the Common class.
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const chainId = parseInt(this._getCurrentChainId(), 16);
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const networkId = this.networkStore.getState();
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const customChainParams = {
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name,
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chainId,
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// It is improbable for a transaction to be signed while the network
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// is loading for two reasons.
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// 1. Pending, unconfirmed transactions are wiped on network change
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// 2. The UI is unusable (loading indicator) when network is loading.
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// setting the networkId to 0 is for type safety and to explicity lead
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// the transaction to failing if a user is able to get to this branch
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// on a custom network that requires valid network id. I have not ran
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// into this limitation on any network I have attempted, even when
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// hardcoding networkId to 'loading'.
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networkId: networkId === 'loading' ? 0 : parseInt(networkId, 10),
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};
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return Common.forCustomChain(MAINNET, customChainParams, hardfork);
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}
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/**
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* Adds a tx to the txlist
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*
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* @param txMeta
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* @fires ${txMeta.id}:unapproved
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*/
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addTransaction(txMeta) {
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this.txStateManager.addTransaction(txMeta);
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this.emit(`${txMeta.id}:unapproved`, txMeta);
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this._trackTransactionMetricsEvent(txMeta, TRANSACTION_EVENTS.ADDED);
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}
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/**
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* Wipes the transactions for a given account
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*
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* @param {string} address - hex string of the from address for txs being removed
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*/
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wipeTransactions(address) {
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this.txStateManager.wipeTransactions(address);
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}
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/**
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* Add a new unapproved transaction to the pipeline
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*
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* @returns {Promise<string>} the hash of the transaction after being submitted to the network
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* @param {Object} txParams - txParams for the transaction
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* @param {Object} opts - with the key origin to put the origin on the txMeta
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*/
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async newUnapprovedTransaction(txParams, opts = {}) {
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log.debug(
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`MetaMaskController newUnapprovedTransaction ${JSON.stringify(txParams)}`,
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);
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const initialTxMeta = await this.addUnapprovedTransaction(
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txParams,
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opts.origin,
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);
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// listen for tx completion (success, fail)
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return new Promise((resolve, reject) => {
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this.txStateManager.once(
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`${initialTxMeta.id}:finished`,
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(finishedTxMeta) => {
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switch (finishedTxMeta.status) {
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case TRANSACTION_STATUSES.SUBMITTED:
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return resolve(finishedTxMeta.hash);
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case TRANSACTION_STATUSES.REJECTED:
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return reject(
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cleanErrorStack(
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ethErrors.provider.userRejectedRequest(
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'MetaMask Tx Signature: User denied transaction signature.',
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),
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),
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);
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case TRANSACTION_STATUSES.FAILED:
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return reject(
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cleanErrorStack(
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ethErrors.rpc.internal(finishedTxMeta.err.message),
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),
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);
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default:
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return reject(
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cleanErrorStack(
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ethErrors.rpc.internal(
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`MetaMask Tx Signature: Unknown problem: ${JSON.stringify(
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finishedTxMeta.txParams,
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)}`,
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),
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),
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);
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}
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},
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);
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});
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}
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// ====================================================================================================================================================
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/**
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* @param {number} txId
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* @returns {TransactionMeta} the txMeta who matches the given id if none found
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* for the network returns undefined
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*/
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_getTransaction(txId) {
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const { transactions } = this.store.getState();
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return transactions[txId];
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}
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/**
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* @param {number} txId
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* @returns {boolean}
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*/
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_isUnapprovedTransaction(txId) {
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return (
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this.txStateManager.getTransaction(txId).status ===
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TRANSACTION_STATUSES.UNAPPROVED
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);
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}
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/**
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* @param {number} txId
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* @param {string} fnName
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*/
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_throwErrorIfNotUnapprovedTx(txId, fnName) {
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if (!this._isUnapprovedTransaction(txId)) {
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throw new Error(
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`TransactionsController: Can only call ${fnName} on an unapproved transaction.
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Current tx status: ${this.txStateManager.getTransaction(txId).status}`,
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);
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}
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}
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_updateTransaction(txId, proposedUpdate, note) {
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const txMeta = this.txStateManager.getTransaction(txId);
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const updated = merge(txMeta, proposedUpdate);
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this.txStateManager.updateTransaction(updated, note);
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}
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/**
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* updates the params that are editible in the send edit flow
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*
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* @param {string} txId - transaction id
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* @param {object} previousGasParams - holds the parameter to update
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* @param {string} previousGasParams.maxFeePerGas
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* @param {string} previousGasParams.maxPriorityFeePerGas
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* @param {string} previousGasParams.gasLimit
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* @returns {TransactionMeta} the txMeta of the updated transaction
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*/
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updatePreviousGasParams(
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txId,
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{ maxFeePerGas, maxPriorityFeePerGas, gasLimit },
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) {
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const previousGasParams = {
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previousGas: {
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maxFeePerGas,
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maxPriorityFeePerGas,
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gasLimit,
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},
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};
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// only update what is defined
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previousGasParams.previousGas = pickBy(previousGasParams.previousGas);
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const note = `Update Previous Gas for ${txId}`;
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this._updateTransaction(txId, previousGasParams, note);
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return this._getTransaction(txId);
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}
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/**
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*
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* @param {string} txId - transaction id
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* @param {object} editableParams - holds the eip1559 fees parameters
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* @param {object} editableParams.data
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* @param {string} editableParams.from
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* @param {string} editableParams.to
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* @param {string} editableParams.value
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* @param {string} editableParams.gas
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* @param {string} editableParams.gasPrice
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* @returns {TransactionMeta} the txMeta of the updated transaction
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*/
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updateEditableParams(txId, { data, from, to, value, gas, gasPrice }) {
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this._throwErrorIfNotUnapprovedTx(txId, 'updateEditableParams');
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const editableParams = {
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txParams: {
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data,
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from,
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to,
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value,
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gas,
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gasPrice,
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},
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};
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// only update what is defined
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editableParams.txParams = pickBy(editableParams.txParams);
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const note = `Update Editable Params for ${txId}`;
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this._updateTransaction(txId, editableParams, note);
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return this._getTransaction(txId);
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}
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/**
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* updates the gas fees of the transaction with id if the transaction state is unapproved
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*
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* @param {string} txId - transaction id
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* @param {object} txGasFees - holds the gas fees parameters
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* @param {string} txGasFees.gasLimit
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* @param {string} txGasFees.gasPrice
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* @param {string} txGasFees.maxPriorityFeePerGas
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* @param {string} txGasFees.maxFeePerGas
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* @param {string} txGasFees.estimateUsed
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* @param {string} txGasFees.estimateSuggested
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* @param {string} txGasFees.defaultGasEstimates
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* @param {string} txGasFees.gas
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* @param {string} txGasFees.originalGasEstimate
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* @param {string} txGasFees.userEditedGasLimit
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* @param {string} txGasFees.userFeeLevel
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* @returns {TransactionMeta} the txMeta of the updated transaction
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*/
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updateTransactionGasFees(
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txId,
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{
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gas,
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gasLimit,
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gasPrice,
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maxPriorityFeePerGas,
|
|
maxFeePerGas,
|
|
estimateUsed,
|
|
estimateSuggested,
|
|
defaultGasEstimates,
|
|
originalGasEstimate,
|
|
userEditedGasLimit,
|
|
userFeeLevel,
|
|
},
|
|
) {
|
|
this._throwErrorIfNotUnapprovedTx(txId, 'updateTransactionGasFees');
|
|
|
|
let txGasFees = {
|
|
txParams: {
|
|
gas,
|
|
gasLimit,
|
|
gasPrice,
|
|
maxPriorityFeePerGas,
|
|
maxFeePerGas,
|
|
},
|
|
estimateUsed,
|
|
estimateSuggested,
|
|
defaultGasEstimates,
|
|
originalGasEstimate,
|
|
userEditedGasLimit,
|
|
userFeeLevel,
|
|
};
|
|
|
|
// only update what is defined
|
|
txGasFees.txParams = pickBy(txGasFees.txParams);
|
|
txGasFees = pickBy(txGasFees);
|
|
const note = `Update Transaction Gas Fees for ${txId}`;
|
|
this._updateTransaction(txId, txGasFees, note);
|
|
return this._getTransaction(txId);
|
|
}
|
|
|
|
/**
|
|
* updates the estimate base fees of the transaction with id if the transaction state is unapproved
|
|
*
|
|
* @param {string} txId - transaction id
|
|
* @param {object} txEstimateBaseFees - holds the estimate base fees parameters
|
|
* @param {string} txEstimateBaseFees.estimatedBaseFee
|
|
* @param {string} txEstimateBaseFees.decEstimatedBaseFee
|
|
* @returns {TransactionMeta} the txMeta of the updated transaction
|
|
*/
|
|
updateTransactionEstimatedBaseFee(
|
|
txId,
|
|
{ estimatedBaseFee, decEstimatedBaseFee },
|
|
) {
|
|
this._throwErrorIfNotUnapprovedTx(
|
|
txId,
|
|
'updateTransactionEstimatedBaseFee',
|
|
);
|
|
|
|
let txEstimateBaseFees = { estimatedBaseFee, decEstimatedBaseFee };
|
|
// only update what is defined
|
|
txEstimateBaseFees = pickBy(txEstimateBaseFees);
|
|
|
|
const note = `Update Transaction Estimated Base Fees for ${txId}`;
|
|
this._updateTransaction(txId, txEstimateBaseFees, note);
|
|
return this._getTransaction(txId);
|
|
}
|
|
|
|
/**
|
|
* updates a swap approval transaction with provided metadata and source token symbol
|
|
* if the transaction state is unapproved.
|
|
*
|
|
* @param {string} txId
|
|
* @param {object} swapApprovalTransaction - holds the metadata and token symbol
|
|
* @param {string} swapApprovalTransaction.type
|
|
* @param {string} swapApprovalTransaction.sourceTokenSymbol
|
|
* @returns {TransactionMeta} the txMeta of the updated transaction
|
|
*/
|
|
updateSwapApprovalTransaction(txId, { type, sourceTokenSymbol }) {
|
|
this._throwErrorIfNotUnapprovedTx(txId, 'updateSwapApprovalTransaction');
|
|
|
|
let swapApprovalTransaction = { type, sourceTokenSymbol };
|
|
// only update what is defined
|
|
swapApprovalTransaction = pickBy(swapApprovalTransaction);
|
|
|
|
const note = `Update Swap Approval Transaction for ${txId}`;
|
|
this._updateTransaction(txId, swapApprovalTransaction, note);
|
|
return this._getTransaction(txId);
|
|
}
|
|
|
|
/**
|
|
* updates a swap transaction with provided metadata and source token symbol
|
|
* if the transaction state is unapproved.
|
|
*
|
|
* @param {string} txId
|
|
* @param {object} swapTransaction - holds the metadata
|
|
* @param {string} swapTransaction.sourceTokenSymbol
|
|
* @param {string} swapTransaction.destinationTokenSymbol
|
|
* @param {string} swapTransaction.type
|
|
* @param {string} swapTransaction.destinationTokenDecimals
|
|
* @param {string} swapTransaction.destinationTokenAddress
|
|
* @param {string} swapTransaction.swapMetaData
|
|
* @param {string} swapTransaction.swapTokenValue
|
|
* @param {string} swapTransaction.estimatedBaseFee
|
|
* @param {string} swapTransaction.approvalTxId
|
|
* @returns {TransactionMeta} the txMeta of the updated transaction
|
|
*/
|
|
updateSwapTransaction(
|
|
txId,
|
|
{
|
|
sourceTokenSymbol,
|
|
destinationTokenSymbol,
|
|
type,
|
|
destinationTokenDecimals,
|
|
destinationTokenAddress,
|
|
swapMetaData,
|
|
swapTokenValue,
|
|
estimatedBaseFee,
|
|
approvalTxId,
|
|
},
|
|
) {
|
|
this._throwErrorIfNotUnapprovedTx(txId, 'updateSwapTransaction');
|
|
|
|
let swapTransaction = {
|
|
sourceTokenSymbol,
|
|
destinationTokenSymbol,
|
|
type,
|
|
destinationTokenDecimals,
|
|
destinationTokenAddress,
|
|
swapMetaData,
|
|
swapTokenValue,
|
|
estimatedBaseFee,
|
|
approvalTxId,
|
|
};
|
|
|
|
// only update what is defined
|
|
swapTransaction = pickBy(swapTransaction);
|
|
|
|
const note = `Update Swap Transaction for ${txId}`;
|
|
this._updateTransaction(txId, swapTransaction, note);
|
|
return this._getTransaction(txId);
|
|
}
|
|
|
|
/**
|
|
* updates a transaction's user settings only if the transaction state is unapproved
|
|
*
|
|
* @param {string} txId
|
|
* @param {object} userSettings - holds the metadata
|
|
* @param {string} userSettings.userEditedGasLimit
|
|
* @param {string} userSettings.userFeeLevel
|
|
* @returns {TransactionMeta} the txMeta of the updated transaction
|
|
*/
|
|
updateTransactionUserSettings(txId, { userEditedGasLimit, userFeeLevel }) {
|
|
this._throwErrorIfNotUnapprovedTx(txId, 'updateTransactionUserSettings');
|
|
|
|
let userSettings = { userEditedGasLimit, userFeeLevel };
|
|
// only update what is defined
|
|
userSettings = pickBy(userSettings);
|
|
|
|
const note = `Update User Settings for ${txId}`;
|
|
this._updateTransaction(txId, userSettings, note);
|
|
return this._getTransaction(txId);
|
|
}
|
|
|
|
/**
|
|
* append new sendFlowHistory to the transaction with id if the transaction
|
|
* state is unapproved. Returns the updated transaction.
|
|
*
|
|
* @param {string} txId - transaction id
|
|
* @param {Array<{ entry: string, timestamp: number }>} sendFlowHistory -
|
|
* history to add to the sendFlowHistory property of txMeta.
|
|
* @returns {TransactionMeta} the txMeta of the updated transaction
|
|
*/
|
|
updateTransactionSendFlowHistory(txId, sendFlowHistory) {
|
|
this._throwErrorIfNotUnapprovedTx(txId, 'updateTransactionSendFlowHistory');
|
|
const txMeta = this._getTransaction(txId);
|
|
|
|
// only update what is defined
|
|
const note = `Update sendFlowHistory for ${txId}`;
|
|
|
|
this.txStateManager.updateTransaction(
|
|
{
|
|
...txMeta,
|
|
sendFlowHistory: [
|
|
...(txMeta?.sendFlowHistory ?? []),
|
|
...sendFlowHistory,
|
|
],
|
|
},
|
|
note,
|
|
);
|
|
return this._getTransaction(txId);
|
|
}
|
|
|
|
// ====================================================================================================================================================
|
|
|
|
/**
|
|
* Validates and generates a txMeta with defaults and puts it in txStateManager
|
|
* store.
|
|
*
|
|
* @param txParams
|
|
* @param origin
|
|
* @param transactionType
|
|
* @param sendFlowHistory
|
|
* @returns {txMeta}
|
|
*/
|
|
async addUnapprovedTransaction(
|
|
txParams,
|
|
origin,
|
|
transactionType,
|
|
sendFlowHistory = [],
|
|
) {
|
|
if (
|
|
transactionType !== undefined &&
|
|
!VALID_UNAPPROVED_TRANSACTION_TYPES.includes(transactionType)
|
|
) {
|
|
throw new Error(
|
|
`TransactionController - invalid transactionType value: ${transactionType}`,
|
|
);
|
|
}
|
|
|
|
// validate
|
|
const normalizedTxParams = txUtils.normalizeTxParams(txParams);
|
|
const eip1559Compatibility = await this.getEIP1559Compatibility();
|
|
|
|
txUtils.validateTxParams(normalizedTxParams, eip1559Compatibility);
|
|
|
|
/**
|
|
* `generateTxMeta` adds the default txMeta properties to the passed object.
|
|
* These include the tx's `id`. As we use the id for determining order of
|
|
* txes in the tx-state-manager, it is necessary to call the asynchronous
|
|
* method `determineTransactionType` after `generateTxMeta`.
|
|
*/
|
|
let txMeta = this.txStateManager.generateTxMeta({
|
|
txParams: normalizedTxParams,
|
|
origin,
|
|
sendFlowHistory,
|
|
});
|
|
|
|
if (origin === ORIGIN_METAMASK) {
|
|
// Assert the from address is the selected address
|
|
if (normalizedTxParams.from !== this.getSelectedAddress()) {
|
|
throw ethErrors.rpc.internal({
|
|
message: `Internally initiated transaction is using invalid account.`,
|
|
data: {
|
|
origin,
|
|
fromAddress: normalizedTxParams.from,
|
|
selectedAddress: this.getSelectedAddress(),
|
|
},
|
|
});
|
|
}
|
|
} else {
|
|
// Assert that the origin has permissions to initiate transactions from
|
|
// the specified address
|
|
const permittedAddresses = await this.getPermittedAccounts(origin);
|
|
if (!permittedAddresses.includes(normalizedTxParams.from)) {
|
|
throw ethErrors.provider.unauthorized({ data: { origin } });
|
|
}
|
|
}
|
|
|
|
const { type, getCodeResponse } = await determineTransactionType(
|
|
txParams,
|
|
this.query,
|
|
);
|
|
txMeta.type = transactionType || type;
|
|
|
|
// ensure value
|
|
txMeta.txParams.value = txMeta.txParams.value
|
|
? addHexPrefix(txMeta.txParams.value)
|
|
: '0x0';
|
|
|
|
this.addTransaction(txMeta);
|
|
this.emit('newUnapprovedTx', txMeta);
|
|
|
|
try {
|
|
txMeta = await this.addTxGasDefaults(txMeta, getCodeResponse);
|
|
} catch (error) {
|
|
log.warn(error);
|
|
txMeta = this.txStateManager.getTransaction(txMeta.id);
|
|
txMeta.loadingDefaults = false;
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'Failed to calculate gas defaults.',
|
|
);
|
|
throw error;
|
|
}
|
|
|
|
txMeta.loadingDefaults = false;
|
|
// save txMeta
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'Added new unapproved transaction.',
|
|
);
|
|
|
|
return txMeta;
|
|
}
|
|
|
|
/**
|
|
* Adds the tx gas defaults: gas && gasPrice
|
|
*
|
|
* @param {Object} txMeta - the txMeta object
|
|
* @param getCodeResponse
|
|
* @returns {Promise<object>} resolves with txMeta
|
|
*/
|
|
async addTxGasDefaults(txMeta, getCodeResponse) {
|
|
const eip1559Compatibility =
|
|
txMeta.txParams.type !== TRANSACTION_ENVELOPE_TYPES.LEGACY &&
|
|
(await this.getEIP1559Compatibility());
|
|
const {
|
|
gasPrice: defaultGasPrice,
|
|
maxFeePerGas: defaultMaxFeePerGas,
|
|
maxPriorityFeePerGas: defaultMaxPriorityFeePerGas,
|
|
} = await this._getDefaultGasFees(txMeta, eip1559Compatibility);
|
|
const {
|
|
gasLimit: defaultGasLimit,
|
|
simulationFails,
|
|
} = await this._getDefaultGasLimit(txMeta, getCodeResponse);
|
|
|
|
// eslint-disable-next-line no-param-reassign
|
|
txMeta = this.txStateManager.getTransaction(txMeta.id);
|
|
if (simulationFails) {
|
|
txMeta.simulationFails = simulationFails;
|
|
}
|
|
|
|
if (eip1559Compatibility) {
|
|
const { eip1559V2Enabled } = this.preferencesStore.getState();
|
|
const advancedGasFeeDefaultValues = this.getAdvancedGasFee();
|
|
if (
|
|
eip1559V2Enabled &&
|
|
Boolean(advancedGasFeeDefaultValues) &&
|
|
!SWAP_TRANSACTION_TYPES.includes(txMeta.type)
|
|
) {
|
|
txMeta.userFeeLevel = CUSTOM_GAS_ESTIMATE;
|
|
txMeta.txParams.maxFeePerGas = decGWEIToHexWEI(
|
|
advancedGasFeeDefaultValues.maxBaseFee,
|
|
);
|
|
txMeta.txParams.maxPriorityFeePerGas = decGWEIToHexWEI(
|
|
advancedGasFeeDefaultValues.priorityFee,
|
|
);
|
|
} else if (
|
|
txMeta.txParams.gasPrice &&
|
|
!txMeta.txParams.maxFeePerGas &&
|
|
!txMeta.txParams.maxPriorityFeePerGas
|
|
) {
|
|
// If the dapp has suggested a gas price, but no maxFeePerGas or maxPriorityFeePerGas
|
|
// then we set maxFeePerGas and maxPriorityFeePerGas to the suggested gasPrice.
|
|
txMeta.txParams.maxFeePerGas = txMeta.txParams.gasPrice;
|
|
txMeta.txParams.maxPriorityFeePerGas = txMeta.txParams.gasPrice;
|
|
if (eip1559V2Enabled && txMeta.origin !== ORIGIN_METAMASK) {
|
|
txMeta.userFeeLevel = PRIORITY_LEVELS.DAPP_SUGGESTED;
|
|
} else {
|
|
txMeta.userFeeLevel = CUSTOM_GAS_ESTIMATE;
|
|
}
|
|
} else {
|
|
if (
|
|
(defaultMaxFeePerGas &&
|
|
defaultMaxPriorityFeePerGas &&
|
|
!txMeta.txParams.maxFeePerGas &&
|
|
!txMeta.txParams.maxPriorityFeePerGas) ||
|
|
txMeta.origin === ORIGIN_METAMASK
|
|
) {
|
|
txMeta.userFeeLevel = GAS_RECOMMENDATIONS.MEDIUM;
|
|
} else if (eip1559V2Enabled) {
|
|
txMeta.userFeeLevel = PRIORITY_LEVELS.DAPP_SUGGESTED;
|
|
} else {
|
|
txMeta.userFeeLevel = CUSTOM_GAS_ESTIMATE;
|
|
}
|
|
|
|
if (defaultMaxFeePerGas && !txMeta.txParams.maxFeePerGas) {
|
|
// If the dapp has not set the gasPrice or the maxFeePerGas, then we set maxFeePerGas
|
|
// with the one returned by the gasFeeController, if that is available.
|
|
txMeta.txParams.maxFeePerGas = defaultMaxFeePerGas;
|
|
}
|
|
|
|
if (
|
|
defaultMaxPriorityFeePerGas &&
|
|
!txMeta.txParams.maxPriorityFeePerGas
|
|
) {
|
|
// If the dapp has not set the gasPrice or the maxPriorityFeePerGas, then we set maxPriorityFeePerGas
|
|
// with the one returned by the gasFeeController, if that is available.
|
|
txMeta.txParams.maxPriorityFeePerGas = defaultMaxPriorityFeePerGas;
|
|
}
|
|
|
|
if (defaultGasPrice && !txMeta.txParams.maxFeePerGas) {
|
|
// If the dapp has not set the gasPrice or the maxFeePerGas, and no maxFeePerGas is available
|
|
// from the gasFeeController, then we set maxFeePerGas to the defaultGasPrice, assuming it is
|
|
// available.
|
|
txMeta.txParams.maxFeePerGas = defaultGasPrice;
|
|
}
|
|
|
|
if (
|
|
txMeta.txParams.maxFeePerGas &&
|
|
!txMeta.txParams.maxPriorityFeePerGas
|
|
) {
|
|
// If the dapp has not set the gasPrice or the maxPriorityFeePerGas, and no maxPriorityFeePerGas is
|
|
// available from the gasFeeController, then we set maxPriorityFeePerGas to
|
|
// txMeta.txParams.maxFeePerGas, which will either be the gasPrice from the controller, the maxFeePerGas
|
|
// set by the dapp, or the maxFeePerGas from the controller.
|
|
txMeta.txParams.maxPriorityFeePerGas = txMeta.txParams.maxFeePerGas;
|
|
}
|
|
}
|
|
|
|
// We remove the gasPrice param entirely when on an eip1559 compatible network
|
|
|
|
delete txMeta.txParams.gasPrice;
|
|
} else {
|
|
// We ensure that maxFeePerGas and maxPriorityFeePerGas are not in the transaction params
|
|
// when not on a EIP1559 compatible network
|
|
|
|
delete txMeta.txParams.maxPriorityFeePerGas;
|
|
delete txMeta.txParams.maxFeePerGas;
|
|
}
|
|
|
|
// If we have gotten to this point, and none of gasPrice, maxPriorityFeePerGas or maxFeePerGas are
|
|
// set on txParams, it means that either we are on a non-EIP1559 network and the dapp didn't suggest
|
|
// a gas price, or we are on an EIP1559 network, and none of gasPrice, maxPriorityFeePerGas or maxFeePerGas
|
|
// were available from either the dapp or the network.
|
|
if (
|
|
defaultGasPrice &&
|
|
!txMeta.txParams.gasPrice &&
|
|
!txMeta.txParams.maxPriorityFeePerGas &&
|
|
!txMeta.txParams.maxFeePerGas
|
|
) {
|
|
txMeta.txParams.gasPrice = defaultGasPrice;
|
|
}
|
|
|
|
if (defaultGasLimit && !txMeta.txParams.gas) {
|
|
txMeta.txParams.gas = defaultGasLimit;
|
|
txMeta.originalGasEstimate = defaultGasLimit;
|
|
}
|
|
txMeta.defaultGasEstimates = {
|
|
estimateType: txMeta.userFeeLevel,
|
|
gas: txMeta.txParams.gas,
|
|
gasPrice: txMeta.txParams.gasPrice,
|
|
maxFeePerGas: txMeta.txParams.maxFeePerGas,
|
|
maxPriorityFeePerGas: txMeta.txParams.maxPriorityFeePerGas,
|
|
};
|
|
return txMeta;
|
|
}
|
|
|
|
/**
|
|
* Gets default gas fees, or returns `undefined` if gas fees are already set
|
|
*
|
|
* @param {Object} txMeta - The txMeta object
|
|
* @param eip1559Compatibility
|
|
* @returns {Promise<string|undefined>} The default gas price
|
|
*/
|
|
async _getDefaultGasFees(txMeta, eip1559Compatibility) {
|
|
if (
|
|
(!eip1559Compatibility && txMeta.txParams.gasPrice) ||
|
|
(eip1559Compatibility &&
|
|
txMeta.txParams.maxFeePerGas &&
|
|
txMeta.txParams.maxPriorityFeePerGas)
|
|
) {
|
|
return {};
|
|
}
|
|
|
|
try {
|
|
const {
|
|
gasFeeEstimates,
|
|
gasEstimateType,
|
|
} = await this._getEIP1559GasFeeEstimates();
|
|
if (
|
|
eip1559Compatibility &&
|
|
gasEstimateType === GAS_ESTIMATE_TYPES.FEE_MARKET
|
|
) {
|
|
const {
|
|
medium: { suggestedMaxPriorityFeePerGas, suggestedMaxFeePerGas } = {},
|
|
} = gasFeeEstimates;
|
|
|
|
if (suggestedMaxPriorityFeePerGas && suggestedMaxFeePerGas) {
|
|
return {
|
|
maxFeePerGas: decGWEIToHexWEI(suggestedMaxFeePerGas),
|
|
maxPriorityFeePerGas: decGWEIToHexWEI(
|
|
suggestedMaxPriorityFeePerGas,
|
|
),
|
|
};
|
|
}
|
|
} else if (gasEstimateType === GAS_ESTIMATE_TYPES.LEGACY) {
|
|
// The LEGACY type includes low, medium and high estimates of
|
|
// gas price values.
|
|
return {
|
|
gasPrice: decGWEIToHexWEI(gasFeeEstimates.medium),
|
|
};
|
|
} else if (gasEstimateType === GAS_ESTIMATE_TYPES.ETH_GASPRICE) {
|
|
// The ETH_GASPRICE type just includes a single gas price property,
|
|
// which we can assume was retrieved from eth_gasPrice
|
|
return {
|
|
gasPrice: decGWEIToHexWEI(gasFeeEstimates.gasPrice),
|
|
};
|
|
}
|
|
} catch (e) {
|
|
console.error(e);
|
|
}
|
|
|
|
const gasPrice = await this.query.gasPrice();
|
|
|
|
return { gasPrice: gasPrice && addHexPrefix(gasPrice.toString(16)) };
|
|
}
|
|
|
|
/**
|
|
* Gets default gas limit, or debug information about why gas estimate failed.
|
|
*
|
|
* @param {Object} txMeta - The txMeta object
|
|
* @param {string} getCodeResponse - The transaction category code response, used for debugging purposes
|
|
* @returns {Promise<Object>} Object containing the default gas limit, or the simulation failure object
|
|
*/
|
|
async _getDefaultGasLimit(txMeta, getCodeResponse) {
|
|
const chainId = this._getCurrentChainId();
|
|
const customNetworkGasBuffer = CHAIN_ID_TO_GAS_LIMIT_BUFFER_MAP[chainId];
|
|
const chainType = getChainType(chainId);
|
|
|
|
if (txMeta.txParams.gas) {
|
|
return {};
|
|
} else if (
|
|
txMeta.txParams.to &&
|
|
txMeta.type === TRANSACTION_TYPES.SIMPLE_SEND &&
|
|
chainType !== 'custom'
|
|
) {
|
|
// if there's data in the params, but there's no contract code, it's not a valid transaction
|
|
if (txMeta.txParams.data) {
|
|
const err = new Error(
|
|
'TxGasUtil - Trying to call a function on a non-contract address',
|
|
);
|
|
// set error key so ui can display localized error message
|
|
err.errorKey = TRANSACTION_NO_CONTRACT_ERROR_KEY;
|
|
|
|
// set the response on the error so that we can see in logs what the actual response was
|
|
err.getCodeResponse = getCodeResponse;
|
|
throw err;
|
|
}
|
|
|
|
// This is a standard ether simple send, gas requirement is exactly 21k
|
|
return { gasLimit: GAS_LIMITS.SIMPLE };
|
|
}
|
|
|
|
const {
|
|
blockGasLimit,
|
|
estimatedGasHex,
|
|
simulationFails,
|
|
} = await this.txGasUtil.analyzeGasUsage(txMeta);
|
|
|
|
// add additional gas buffer to our estimation for safety
|
|
const gasLimit = this.txGasUtil.addGasBuffer(
|
|
addHexPrefix(estimatedGasHex),
|
|
blockGasLimit,
|
|
customNetworkGasBuffer,
|
|
);
|
|
return { gasLimit, simulationFails };
|
|
}
|
|
|
|
/**
|
|
* Given a TransactionMeta object, generate new gas params such that if the
|
|
* transaction was an EIP1559 transaction, it only has EIP1559 gas fields,
|
|
* otherwise it only has gasPrice. Will use whatever custom values are
|
|
* specified in customGasSettings, or falls back to incrementing by a percent
|
|
* which is defined by specifying a numerator. 11 is a 10% bump, 12 would be
|
|
* a 20% bump, and so on.
|
|
*
|
|
* @param {TransactionMeta} originalTxMeta - Original transaction to use as
|
|
* base
|
|
* @param {CustomGasSettings} [customGasSettings] - overrides for the gas
|
|
* fields to use instead of the multiplier
|
|
* @param {number} [incrementNumerator] - Numerator from which to generate a
|
|
* percentage bump of gas price. E.g 11 would be a 10% bump over base.
|
|
* @returns {{ newGasParams: CustomGasSettings, previousGasParams: CustomGasSettings }}
|
|
*/
|
|
generateNewGasParams(
|
|
originalTxMeta,
|
|
customGasSettings = {},
|
|
incrementNumerator = 11,
|
|
) {
|
|
const { txParams } = originalTxMeta;
|
|
const previousGasParams = {};
|
|
const newGasParams = {};
|
|
if (customGasSettings.gasLimit) {
|
|
newGasParams.gas = customGasSettings?.gas ?? GAS_LIMITS.SIMPLE;
|
|
}
|
|
|
|
if (customGasSettings.estimateSuggested) {
|
|
newGasParams.estimateSuggested = customGasSettings.estimateSuggested;
|
|
}
|
|
|
|
if (customGasSettings.estimateUsed) {
|
|
newGasParams.estimateUsed = customGasSettings.estimateUsed;
|
|
}
|
|
|
|
if (isEIP1559Transaction(originalTxMeta)) {
|
|
previousGasParams.maxFeePerGas = txParams.maxFeePerGas;
|
|
previousGasParams.maxPriorityFeePerGas = txParams.maxPriorityFeePerGas;
|
|
newGasParams.maxFeePerGas =
|
|
customGasSettings?.maxFeePerGas ||
|
|
bnToHex(
|
|
BnMultiplyByFraction(
|
|
hexToBn(txParams.maxFeePerGas),
|
|
incrementNumerator,
|
|
10,
|
|
),
|
|
);
|
|
newGasParams.maxPriorityFeePerGas =
|
|
customGasSettings?.maxPriorityFeePerGas ||
|
|
bnToHex(
|
|
BnMultiplyByFraction(
|
|
hexToBn(txParams.maxPriorityFeePerGas),
|
|
incrementNumerator,
|
|
10,
|
|
),
|
|
);
|
|
} else {
|
|
previousGasParams.gasPrice = txParams.gasPrice;
|
|
newGasParams.gasPrice =
|
|
customGasSettings?.gasPrice ||
|
|
bnToHex(
|
|
BnMultiplyByFraction(
|
|
hexToBn(txParams.gasPrice),
|
|
incrementNumerator,
|
|
10,
|
|
),
|
|
);
|
|
}
|
|
|
|
return { previousGasParams, newGasParams };
|
|
}
|
|
|
|
/**
|
|
* Creates a new approved transaction to attempt to cancel a previously submitted transaction. The
|
|
* new transaction contains the same nonce as the previous, is a basic ETH transfer of 0x value to
|
|
* the sender's address, and has a higher gasPrice than that of the previous transaction.
|
|
*
|
|
* @param {number} originalTxId - the id of the txMeta that you want to attempt to cancel
|
|
* @param {CustomGasSettings} [customGasSettings] - overrides to use for gas
|
|
* params instead of allowing this method to generate them
|
|
* @param options
|
|
* @param options.estimatedBaseFee
|
|
* @returns {txMeta}
|
|
*/
|
|
async createCancelTransaction(
|
|
originalTxId,
|
|
customGasSettings,
|
|
{ estimatedBaseFee } = {},
|
|
) {
|
|
const originalTxMeta = this.txStateManager.getTransaction(originalTxId);
|
|
const { txParams } = originalTxMeta;
|
|
const { from, nonce } = txParams;
|
|
|
|
const { previousGasParams, newGasParams } = this.generateNewGasParams(
|
|
originalTxMeta,
|
|
{
|
|
...customGasSettings,
|
|
// We want to override the previous transactions gasLimit because it
|
|
// will now be a simple send instead of whatever it was before such
|
|
// as a token transfer or contract call.
|
|
gasLimit: customGasSettings.gasLimit || GAS_LIMITS.SIMPLE,
|
|
},
|
|
);
|
|
|
|
const newTxMeta = this.txStateManager.generateTxMeta({
|
|
txParams: {
|
|
from,
|
|
to: from,
|
|
nonce,
|
|
value: '0x0',
|
|
...newGasParams,
|
|
},
|
|
previousGasParams,
|
|
loadingDefaults: false,
|
|
status: TRANSACTION_STATUSES.APPROVED,
|
|
type: TRANSACTION_TYPES.CANCEL,
|
|
});
|
|
|
|
if (estimatedBaseFee) {
|
|
newTxMeta.estimatedBaseFee = estimatedBaseFee;
|
|
}
|
|
|
|
this.addTransaction(newTxMeta);
|
|
await this.approveTransaction(newTxMeta.id);
|
|
return newTxMeta;
|
|
}
|
|
|
|
/**
|
|
* Creates a new approved transaction to attempt to speed up a previously submitted transaction. The
|
|
* new transaction contains the same nonce as the previous. By default, the new transaction will use
|
|
* the same gas limit and a 10% higher gas price, though it is possible to set a custom value for
|
|
* each instead.
|
|
*
|
|
* @param {number} originalTxId - the id of the txMeta that you want to speed up
|
|
* @param {CustomGasSettings} [customGasSettings] - overrides to use for gas
|
|
* params instead of allowing this method to generate them
|
|
* @param options
|
|
* @param options.estimatedBaseFee
|
|
* @returns {txMeta}
|
|
*/
|
|
async createSpeedUpTransaction(
|
|
originalTxId,
|
|
customGasSettings,
|
|
{ estimatedBaseFee } = {},
|
|
) {
|
|
const originalTxMeta = this.txStateManager.getTransaction(originalTxId);
|
|
const { txParams } = originalTxMeta;
|
|
|
|
const { previousGasParams, newGasParams } = this.generateNewGasParams(
|
|
originalTxMeta,
|
|
customGasSettings,
|
|
);
|
|
|
|
const newTxMeta = this.txStateManager.generateTxMeta({
|
|
txParams: {
|
|
...txParams,
|
|
...newGasParams,
|
|
},
|
|
previousGasParams,
|
|
loadingDefaults: false,
|
|
status: TRANSACTION_STATUSES.APPROVED,
|
|
type: TRANSACTION_TYPES.RETRY,
|
|
});
|
|
|
|
if (estimatedBaseFee) {
|
|
newTxMeta.estimatedBaseFee = estimatedBaseFee;
|
|
}
|
|
|
|
this.addTransaction(newTxMeta);
|
|
await this.approveTransaction(newTxMeta.id);
|
|
return newTxMeta;
|
|
}
|
|
|
|
/**
|
|
* updates the txMeta in the txStateManager
|
|
*
|
|
* @param {Object} txMeta - the updated txMeta
|
|
*/
|
|
async updateTransaction(txMeta) {
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'confTx: user updated transaction',
|
|
);
|
|
}
|
|
|
|
/**
|
|
* updates and approves the transaction
|
|
*
|
|
* @param {Object} txMeta
|
|
*/
|
|
async updateAndApproveTransaction(txMeta) {
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'confTx: user approved transaction',
|
|
);
|
|
await this.approveTransaction(txMeta.id);
|
|
}
|
|
|
|
/**
|
|
* sets the tx status to approved
|
|
* auto fills the nonce
|
|
* signs the transaction
|
|
* publishes the transaction
|
|
* if any of these steps fails the tx status will be set to failed
|
|
*
|
|
* @param {number} txId - the tx's Id
|
|
*/
|
|
async approveTransaction(txId) {
|
|
// TODO: Move this safety out of this function.
|
|
// Since this transaction is async,
|
|
// we need to keep track of what is currently being signed,
|
|
// So that we do not increment nonce + resubmit something
|
|
// that is already being incremented & signed.
|
|
if (this.inProcessOfSigning.has(txId)) {
|
|
return;
|
|
}
|
|
this.inProcessOfSigning.add(txId);
|
|
let nonceLock;
|
|
try {
|
|
// approve
|
|
this.txStateManager.setTxStatusApproved(txId);
|
|
// get next nonce
|
|
const txMeta = this.txStateManager.getTransaction(txId);
|
|
|
|
const fromAddress = txMeta.txParams.from;
|
|
// wait for a nonce
|
|
let { customNonceValue } = txMeta;
|
|
customNonceValue = Number(customNonceValue);
|
|
nonceLock = await this.nonceTracker.getNonceLock(fromAddress);
|
|
// add nonce to txParams
|
|
// if txMeta has previousGasParams then it is a retry at same nonce with
|
|
// higher gas settings and therefor the nonce should not be recalculated
|
|
const nonce = txMeta.previousGasParams
|
|
? txMeta.txParams.nonce
|
|
: nonceLock.nextNonce;
|
|
const customOrNonce =
|
|
customNonceValue === 0 ? customNonceValue : customNonceValue || nonce;
|
|
|
|
txMeta.txParams.nonce = addHexPrefix(customOrNonce.toString(16));
|
|
// add nonce debugging information to txMeta
|
|
txMeta.nonceDetails = nonceLock.nonceDetails;
|
|
if (customNonceValue) {
|
|
txMeta.nonceDetails.customNonceValue = customNonceValue;
|
|
}
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'transactions#approveTransaction',
|
|
);
|
|
// sign transaction
|
|
const rawTx = await this.signTransaction(txId);
|
|
await this.publishTransaction(txId, rawTx);
|
|
this._trackTransactionMetricsEvent(txMeta, TRANSACTION_EVENTS.APPROVED);
|
|
// must set transaction to submitted/failed before releasing lock
|
|
nonceLock.releaseLock();
|
|
} catch (err) {
|
|
// this is try-catch wrapped so that we can guarantee that the nonceLock is released
|
|
try {
|
|
this._failTransaction(txId, err);
|
|
} catch (err2) {
|
|
log.error(err2);
|
|
}
|
|
// must set transaction to submitted/failed before releasing lock
|
|
if (nonceLock) {
|
|
nonceLock.releaseLock();
|
|
}
|
|
// continue with error chain
|
|
throw err;
|
|
} finally {
|
|
this.inProcessOfSigning.delete(txId);
|
|
}
|
|
}
|
|
|
|
async approveTransactionsWithSameNonce(listOfTxParams = []) {
|
|
if (listOfTxParams.length === 0) {
|
|
return '';
|
|
}
|
|
|
|
const initialTx = listOfTxParams[0];
|
|
const common = await this.getCommonConfiguration(initialTx.from);
|
|
const initialTxAsEthTx = TransactionFactory.fromTxData(initialTx, {
|
|
common,
|
|
});
|
|
const initialTxAsSerializedHex = bufferToHex(initialTxAsEthTx.serialize());
|
|
|
|
if (this.inProcessOfSigning.has(initialTxAsSerializedHex)) {
|
|
return '';
|
|
}
|
|
this.inProcessOfSigning.add(initialTxAsSerializedHex);
|
|
let rawTxes, nonceLock;
|
|
try {
|
|
// TODO: we should add a check to verify that all transactions have the same from address
|
|
const fromAddress = initialTx.from;
|
|
nonceLock = await this.nonceTracker.getNonceLock(fromAddress);
|
|
const nonce = nonceLock.nextNonce;
|
|
|
|
rawTxes = await Promise.all(
|
|
listOfTxParams.map((txParams) => {
|
|
txParams.nonce = addHexPrefix(nonce.toString(16));
|
|
return this.signExternalTransaction(txParams);
|
|
}),
|
|
);
|
|
} catch (err) {
|
|
log.error(err);
|
|
// must set transaction to submitted/failed before releasing lock
|
|
// continue with error chain
|
|
throw err;
|
|
} finally {
|
|
if (nonceLock) {
|
|
nonceLock.releaseLock();
|
|
}
|
|
this.inProcessOfSigning.delete(initialTxAsSerializedHex);
|
|
}
|
|
return rawTxes;
|
|
}
|
|
|
|
async signExternalTransaction(_txParams) {
|
|
const normalizedTxParams = txUtils.normalizeTxParams(_txParams);
|
|
// add network/chain id
|
|
const chainId = this.getChainId();
|
|
const type = isEIP1559Transaction({ txParams: normalizedTxParams })
|
|
? TRANSACTION_ENVELOPE_TYPES.FEE_MARKET
|
|
: TRANSACTION_ENVELOPE_TYPES.LEGACY;
|
|
const txParams = {
|
|
...normalizedTxParams,
|
|
type,
|
|
gasLimit: normalizedTxParams.gas,
|
|
chainId: addHexPrefix(decimalToHex(chainId)),
|
|
};
|
|
// sign tx
|
|
const fromAddress = txParams.from;
|
|
const common = await this.getCommonConfiguration(fromAddress);
|
|
const unsignedEthTx = TransactionFactory.fromTxData(txParams, { common });
|
|
const signedEthTx = await this.signEthTx(unsignedEthTx, fromAddress);
|
|
|
|
const rawTx = bufferToHex(signedEthTx.serialize());
|
|
return rawTx;
|
|
}
|
|
|
|
/**
|
|
* adds the chain id and signs the transaction and set the status to signed
|
|
*
|
|
* @param {number} txId - the tx's Id
|
|
* @returns {string} rawTx
|
|
*/
|
|
async signTransaction(txId) {
|
|
const txMeta = this.txStateManager.getTransaction(txId);
|
|
// add network/chain id
|
|
const chainId = this.getChainId();
|
|
const type = isEIP1559Transaction(txMeta)
|
|
? TRANSACTION_ENVELOPE_TYPES.FEE_MARKET
|
|
: TRANSACTION_ENVELOPE_TYPES.LEGACY;
|
|
const txParams = {
|
|
...txMeta.txParams,
|
|
type,
|
|
chainId,
|
|
gasLimit: txMeta.txParams.gas,
|
|
};
|
|
// sign tx
|
|
const fromAddress = txParams.from;
|
|
const common = await this.getCommonConfiguration(txParams.from);
|
|
const unsignedEthTx = TransactionFactory.fromTxData(txParams, { common });
|
|
const signedEthTx = await this.signEthTx(unsignedEthTx, fromAddress);
|
|
|
|
// add r,s,v values for provider request purposes see createMetamaskMiddleware
|
|
// and JSON rpc standard for further explanation
|
|
txMeta.r = bufferToHex(signedEthTx.r);
|
|
txMeta.s = bufferToHex(signedEthTx.s);
|
|
txMeta.v = bufferToHex(signedEthTx.v);
|
|
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'transactions#signTransaction: add r, s, v values',
|
|
);
|
|
|
|
// set state to signed
|
|
this.txStateManager.setTxStatusSigned(txMeta.id);
|
|
const rawTx = bufferToHex(signedEthTx.serialize());
|
|
return rawTx;
|
|
}
|
|
|
|
/**
|
|
* publishes the raw tx and sets the txMeta to submitted
|
|
*
|
|
* @param {number} txId - the tx's Id
|
|
* @param {string} rawTx - the hex string of the serialized signed transaction
|
|
* @returns {Promise<void>}
|
|
*/
|
|
async publishTransaction(txId, rawTx) {
|
|
const txMeta = this.txStateManager.getTransaction(txId);
|
|
txMeta.rawTx = rawTx;
|
|
if (txMeta.type === TRANSACTION_TYPES.SWAP) {
|
|
const preTxBalance = await this.query.getBalance(txMeta.txParams.from);
|
|
txMeta.preTxBalance = preTxBalance.toString(16);
|
|
}
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'transactions#publishTransaction',
|
|
);
|
|
let txHash;
|
|
try {
|
|
txHash = await this.query.sendRawTransaction(rawTx);
|
|
} catch (error) {
|
|
if (error.message.toLowerCase().includes('known transaction')) {
|
|
txHash = keccak(toBuffer(addHexPrefix(rawTx), 'hex')).toString('hex');
|
|
txHash = addHexPrefix(txHash);
|
|
} else {
|
|
throw error;
|
|
}
|
|
}
|
|
this.setTxHash(txId, txHash);
|
|
|
|
this.txStateManager.setTxStatusSubmitted(txId);
|
|
|
|
this._trackTransactionMetricsEvent(txMeta, TRANSACTION_EVENTS.SUBMITTED);
|
|
}
|
|
|
|
/**
|
|
* Sets the status of the transaction to confirmed and sets the status of nonce duplicates as
|
|
* dropped if the txParams have data it will fetch the txReceipt
|
|
*
|
|
* @param {number} txId - The tx's ID
|
|
* @param txReceipt
|
|
* @param baseFeePerGas
|
|
* @param blockTimestamp
|
|
* @returns {Promise<void>}
|
|
*/
|
|
async confirmTransaction(txId, txReceipt, baseFeePerGas, blockTimestamp) {
|
|
// get the txReceipt before marking the transaction confirmed
|
|
// to ensure the receipt is gotten before the ui revives the tx
|
|
const txMeta = this.txStateManager.getTransaction(txId);
|
|
|
|
if (!txMeta) {
|
|
return;
|
|
}
|
|
|
|
try {
|
|
const gasUsed = txUtils.normalizeTxReceiptGasUsed(txReceipt.gasUsed);
|
|
|
|
txMeta.txReceipt = {
|
|
...txReceipt,
|
|
gasUsed,
|
|
};
|
|
|
|
if (baseFeePerGas) {
|
|
txMeta.baseFeePerGas = baseFeePerGas;
|
|
}
|
|
if (blockTimestamp) {
|
|
txMeta.blockTimestamp = blockTimestamp;
|
|
}
|
|
|
|
this.txStateManager.setTxStatusConfirmed(txId);
|
|
this._markNonceDuplicatesDropped(txId);
|
|
|
|
const { submittedTime } = txMeta;
|
|
const metricsParams = { gas_used: gasUsed };
|
|
|
|
if (submittedTime) {
|
|
metricsParams.completion_time = this._getTransactionCompletionTime(
|
|
submittedTime,
|
|
);
|
|
}
|
|
|
|
if (txReceipt.status === '0x0') {
|
|
metricsParams.status = METRICS_STATUS_FAILED;
|
|
// metricsParams.error = TODO: figure out a way to get the on-chain failure reason
|
|
}
|
|
|
|
this._trackTransactionMetricsEvent(
|
|
txMeta,
|
|
TRANSACTION_EVENTS.FINALIZED,
|
|
metricsParams,
|
|
);
|
|
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'transactions#confirmTransaction - add txReceipt',
|
|
);
|
|
|
|
if (txMeta.type === TRANSACTION_TYPES.SWAP) {
|
|
const postTxBalance = await this.query.getBalance(txMeta.txParams.from);
|
|
const latestTxMeta = this.txStateManager.getTransaction(txId);
|
|
|
|
const approvalTxMeta = latestTxMeta.approvalTxId
|
|
? this.txStateManager.getTransaction(latestTxMeta.approvalTxId)
|
|
: null;
|
|
|
|
latestTxMeta.postTxBalance = postTxBalance.toString(16);
|
|
|
|
this.txStateManager.updateTransaction(
|
|
latestTxMeta,
|
|
'transactions#confirmTransaction - add postTxBalance',
|
|
);
|
|
|
|
this._trackSwapsMetrics(latestTxMeta, approvalTxMeta);
|
|
}
|
|
} catch (err) {
|
|
log.error(err);
|
|
}
|
|
}
|
|
|
|
async confirmExternalTransaction(txMeta, txReceipt, baseFeePerGas) {
|
|
// add external transaction
|
|
await this.txStateManager.addExternalTransaction(txMeta);
|
|
|
|
if (!txMeta) {
|
|
return;
|
|
}
|
|
|
|
const txId = txMeta.id;
|
|
|
|
try {
|
|
const gasUsed = txUtils.normalizeTxReceiptGasUsed(txReceipt.gasUsed);
|
|
|
|
txMeta.txReceipt = {
|
|
...txReceipt,
|
|
gasUsed,
|
|
};
|
|
|
|
if (baseFeePerGas) {
|
|
txMeta.baseFeePerGas = baseFeePerGas;
|
|
}
|
|
|
|
this.txStateManager.setTxStatusConfirmed(txId);
|
|
this._markNonceDuplicatesDropped(txId);
|
|
|
|
const { submittedTime } = txMeta;
|
|
const metricsParams = { gas_used: gasUsed };
|
|
|
|
if (submittedTime) {
|
|
metricsParams.completion_time = this._getTransactionCompletionTime(
|
|
submittedTime,
|
|
);
|
|
}
|
|
|
|
if (txReceipt.status === '0x0') {
|
|
metricsParams.status = METRICS_STATUS_FAILED;
|
|
// metricsParams.error = TODO: figure out a way to get the on-chain failure reason
|
|
}
|
|
|
|
this._trackTransactionMetricsEvent(
|
|
txMeta,
|
|
TRANSACTION_EVENTS.FINALIZED,
|
|
metricsParams,
|
|
);
|
|
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'transactions#confirmTransaction - add txReceipt',
|
|
);
|
|
|
|
if (txMeta.type === TRANSACTION_TYPES.SWAP) {
|
|
const postTxBalance = await this.query.getBalance(txMeta.txParams.from);
|
|
const latestTxMeta = this.txStateManager.getTransaction(txId);
|
|
|
|
const approvalTxMeta = latestTxMeta.approvalTxId
|
|
? this.txStateManager.getTransaction(latestTxMeta.approvalTxId)
|
|
: null;
|
|
|
|
latestTxMeta.postTxBalance = postTxBalance.toString(16);
|
|
|
|
this.txStateManager.updateTransaction(
|
|
latestTxMeta,
|
|
'transactions#confirmTransaction - add postTxBalance',
|
|
);
|
|
|
|
this._trackSwapsMetrics(latestTxMeta, approvalTxMeta);
|
|
}
|
|
} catch (err) {
|
|
log.error(err);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Convenience method for the ui thats sets the transaction to rejected
|
|
*
|
|
* @param {number} txId - the tx's Id
|
|
* @returns {Promise<void>}
|
|
*/
|
|
async cancelTransaction(txId) {
|
|
const txMeta = this.txStateManager.getTransaction(txId);
|
|
this.txStateManager.setTxStatusRejected(txId);
|
|
this._trackTransactionMetricsEvent(txMeta, TRANSACTION_EVENTS.REJECTED);
|
|
}
|
|
|
|
/**
|
|
* Sets the txHas on the txMeta
|
|
*
|
|
* @param {number} txId - the tx's Id
|
|
* @param {string} txHash - the hash for the txMeta
|
|
*/
|
|
setTxHash(txId, txHash) {
|
|
// Add the tx hash to the persisted meta-tx object
|
|
const txMeta = this.txStateManager.getTransaction(txId);
|
|
txMeta.hash = txHash;
|
|
this.txStateManager.updateTransaction(txMeta, 'transactions#setTxHash');
|
|
}
|
|
|
|
/**
|
|
* Convenience method for the UI to easily create event fragments when the
|
|
* fragment does not exist in state.
|
|
*
|
|
* @param {number} transactionId - The transaction id to create the event
|
|
* fragment for
|
|
* @param {valueOf<TRANSACTION_EVENTS>} event - event type to create
|
|
*/
|
|
async createTransactionEventFragment(transactionId, event) {
|
|
const txMeta = this.txStateManager.getTransaction(transactionId);
|
|
const {
|
|
properties,
|
|
sensitiveProperties,
|
|
} = await this._buildEventFragmentProperties(txMeta);
|
|
this._createTransactionEventFragment(
|
|
txMeta,
|
|
event,
|
|
properties,
|
|
sensitiveProperties,
|
|
);
|
|
}
|
|
|
|
//
|
|
// PRIVATE METHODS
|
|
//
|
|
/** maps methods for convenience*/
|
|
_mapMethods() {
|
|
/** @returns {Object} the state in transaction controller */
|
|
this.getState = () => this.memStore.getState();
|
|
|
|
/** @returns {string|number} the network number stored in networkStore */
|
|
this.getNetwork = () => this.networkStore.getState();
|
|
|
|
/** @returns {string} the user selected address */
|
|
this.getSelectedAddress = () =>
|
|
this.preferencesStore.getState().selectedAddress;
|
|
|
|
/** @returns {Array} transactions whos status is unapproved */
|
|
this.getUnapprovedTxCount = () =>
|
|
Object.keys(this.txStateManager.getUnapprovedTxList()).length;
|
|
|
|
/**
|
|
* @returns {number} number of transactions that have the status submitted
|
|
* @param {string} account - hex prefixed account
|
|
*/
|
|
this.getPendingTxCount = (account) =>
|
|
this.txStateManager.getPendingTransactions(account).length;
|
|
|
|
/**
|
|
* see txStateManager
|
|
*
|
|
* @param opts
|
|
*/
|
|
this.getTransactions = (opts) => this.txStateManager.getTransactions(opts);
|
|
|
|
/** @returns {object} the saved default values for advancedGasFee */
|
|
this.getAdvancedGasFee = () =>
|
|
this.preferencesStore.getState().advancedGasFee;
|
|
}
|
|
|
|
// called once on startup
|
|
async _updatePendingTxsAfterFirstBlock() {
|
|
// wait for first block so we know we're ready
|
|
await this.blockTracker.getLatestBlock();
|
|
// get status update for all pending transactions (for the current network)
|
|
await this.pendingTxTracker.updatePendingTxs();
|
|
}
|
|
|
|
/**
|
|
* If transaction controller was rebooted with transactions that are uncompleted
|
|
* in steps of the transaction signing or user confirmation process it will either
|
|
* transition txMetas to a failed state or try to redo those tasks.
|
|
*/
|
|
|
|
_onBootCleanUp() {
|
|
this.txStateManager
|
|
.getTransactions({
|
|
searchCriteria: {
|
|
status: TRANSACTION_STATUSES.UNAPPROVED,
|
|
loadingDefaults: true,
|
|
},
|
|
})
|
|
.forEach((tx) => {
|
|
this.addTxGasDefaults(tx)
|
|
.then((txMeta) => {
|
|
txMeta.loadingDefaults = false;
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'transactions: gas estimation for tx on boot',
|
|
);
|
|
})
|
|
.catch((error) => {
|
|
const txMeta = this.txStateManager.getTransaction(tx.id);
|
|
txMeta.loadingDefaults = false;
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'failed to estimate gas during boot cleanup.',
|
|
);
|
|
this._failTransaction(txMeta.id, error);
|
|
});
|
|
});
|
|
|
|
this.txStateManager
|
|
.getTransactions({
|
|
searchCriteria: {
|
|
status: TRANSACTION_STATUSES.APPROVED,
|
|
},
|
|
})
|
|
.forEach((txMeta) => {
|
|
const txSignError = new Error(
|
|
'Transaction found as "approved" during boot - possibly stuck during signing',
|
|
);
|
|
this._failTransaction(txMeta.id, txSignError);
|
|
});
|
|
}
|
|
|
|
/**
|
|
* is called in constructor applies the listeners for pendingTxTracker txStateManager
|
|
* and blockTracker
|
|
*/
|
|
_setupListeners() {
|
|
this.txStateManager.on(
|
|
'tx:status-update',
|
|
this.emit.bind(this, 'tx:status-update'),
|
|
);
|
|
this._setupBlockTrackerListener();
|
|
this.pendingTxTracker.on('tx:warning', (txMeta) => {
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'transactions/pending-tx-tracker#event: tx:warning',
|
|
);
|
|
});
|
|
this.pendingTxTracker.on('tx:failed', (txId, error) => {
|
|
this._failTransaction(txId, error);
|
|
});
|
|
this.pendingTxTracker.on(
|
|
'tx:confirmed',
|
|
(txId, transactionReceipt, baseFeePerGas, blockTimestamp) =>
|
|
this.confirmTransaction(
|
|
txId,
|
|
transactionReceipt,
|
|
baseFeePerGas,
|
|
blockTimestamp,
|
|
),
|
|
);
|
|
this.pendingTxTracker.on('tx:dropped', (txId) => {
|
|
this._dropTransaction(txId);
|
|
});
|
|
this.pendingTxTracker.on('tx:block-update', (txMeta, latestBlockNumber) => {
|
|
if (!txMeta.firstRetryBlockNumber) {
|
|
txMeta.firstRetryBlockNumber = latestBlockNumber;
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'transactions/pending-tx-tracker#event: tx:block-update',
|
|
);
|
|
}
|
|
});
|
|
this.pendingTxTracker.on('tx:retry', (txMeta) => {
|
|
if (!('retryCount' in txMeta)) {
|
|
txMeta.retryCount = 0;
|
|
}
|
|
txMeta.retryCount += 1;
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'transactions/pending-tx-tracker#event: tx:retry',
|
|
);
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Sets other txMeta statuses to dropped if the txMeta that has been confirmed has other transactions
|
|
* in the list have the same nonce
|
|
*
|
|
* @param {number} txId - the txId of the transaction that has been confirmed in a block
|
|
*/
|
|
_markNonceDuplicatesDropped(txId) {
|
|
// get the confirmed transactions nonce and from address
|
|
const txMeta = this.txStateManager.getTransaction(txId);
|
|
const { nonce, from } = txMeta.txParams;
|
|
const sameNonceTxs = this.txStateManager.getTransactions({
|
|
searchCriteria: { nonce, from },
|
|
});
|
|
if (!sameNonceTxs.length) {
|
|
return;
|
|
}
|
|
// mark all same nonce transactions as dropped and give i a replacedBy hash
|
|
sameNonceTxs.forEach((otherTxMeta) => {
|
|
if (otherTxMeta.id === txId) {
|
|
return;
|
|
}
|
|
otherTxMeta.replacedBy = txMeta.hash;
|
|
this.txStateManager.updateTransaction(
|
|
txMeta,
|
|
'transactions/pending-tx-tracker#event: tx:confirmed reference to confirmed txHash with same nonce',
|
|
);
|
|
// Drop any transaction that wasn't previously failed (off chain failure)
|
|
if (otherTxMeta.status !== TRANSACTION_STATUSES.FAILED) {
|
|
this._dropTransaction(otherTxMeta.id);
|
|
}
|
|
});
|
|
}
|
|
|
|
_setupBlockTrackerListener() {
|
|
let listenersAreActive = false;
|
|
const latestBlockHandler = this._onLatestBlock.bind(this);
|
|
const { blockTracker, txStateManager } = this;
|
|
|
|
txStateManager.on('tx:status-update', updateSubscription);
|
|
updateSubscription();
|
|
|
|
function updateSubscription() {
|
|
const pendingTxs = txStateManager.getPendingTransactions();
|
|
if (!listenersAreActive && pendingTxs.length > 0) {
|
|
blockTracker.on('latest', latestBlockHandler);
|
|
listenersAreActive = true;
|
|
} else if (listenersAreActive && !pendingTxs.length) {
|
|
blockTracker.removeListener('latest', latestBlockHandler);
|
|
listenersAreActive = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
async _onLatestBlock(blockNumber) {
|
|
try {
|
|
await this.pendingTxTracker.updatePendingTxs();
|
|
} catch (err) {
|
|
log.error(err);
|
|
}
|
|
try {
|
|
await this.pendingTxTracker.resubmitPendingTxs(blockNumber);
|
|
} catch (err) {
|
|
log.error(err);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Updates the memStore in transaction controller
|
|
*/
|
|
_updateMemstore() {
|
|
const unapprovedTxs = this.txStateManager.getUnapprovedTxList();
|
|
const currentNetworkTxList = this.txStateManager.getTransactions({
|
|
limit: MAX_MEMSTORE_TX_LIST_SIZE,
|
|
});
|
|
this.memStore.updateState({ unapprovedTxs, currentNetworkTxList });
|
|
}
|
|
|
|
_calculateTransactionsCost(txMeta, approvalTxMeta) {
|
|
let approvalGasCost = '0x0';
|
|
if (approvalTxMeta?.txReceipt) {
|
|
approvalGasCost = calcGasTotal(
|
|
approvalTxMeta.txReceipt.gasUsed,
|
|
approvalTxMeta.txReceipt.effectiveGasPrice,
|
|
);
|
|
}
|
|
const tradeGasCost = calcGasTotal(
|
|
txMeta.txReceipt.gasUsed,
|
|
txMeta.txReceipt.effectiveGasPrice,
|
|
);
|
|
const tradeAndApprovalGasCost = new BigNumber(tradeGasCost, 16)
|
|
.plus(approvalGasCost, 16)
|
|
.toString(16);
|
|
return {
|
|
approvalGasCostInEth: Number(hexWEIToDecETH(approvalGasCost)),
|
|
tradeGasCostInEth: Number(hexWEIToDecETH(tradeGasCost)),
|
|
tradeAndApprovalGasCostInEth: Number(
|
|
hexWEIToDecETH(tradeAndApprovalGasCost),
|
|
),
|
|
};
|
|
}
|
|
|
|
_trackSwapsMetrics(txMeta, approvalTxMeta) {
|
|
if (this._getParticipateInMetrics() && txMeta.swapMetaData) {
|
|
if (txMeta.txReceipt.status === '0x0') {
|
|
this._trackMetaMetricsEvent({
|
|
event: 'Swap Failed',
|
|
sensitiveProperties: { ...txMeta.swapMetaData },
|
|
category: EVENT.CATEGORIES.SWAPS,
|
|
});
|
|
} else {
|
|
const tokensReceived = getSwapsTokensReceivedFromTxMeta(
|
|
txMeta.destinationTokenSymbol,
|
|
txMeta,
|
|
txMeta.destinationTokenAddress,
|
|
txMeta.txParams.from,
|
|
txMeta.destinationTokenDecimals,
|
|
approvalTxMeta,
|
|
txMeta.chainId,
|
|
);
|
|
|
|
const quoteVsExecutionRatio = tokensReceived
|
|
? `${new BigNumber(tokensReceived, 10)
|
|
.div(txMeta.swapMetaData.token_to_amount, 10)
|
|
.times(100)
|
|
.round(2)}%`
|
|
: null;
|
|
|
|
const estimatedVsUsedGasRatio =
|
|
txMeta.txReceipt.gasUsed && txMeta.swapMetaData.estimated_gas
|
|
? `${new BigNumber(txMeta.txReceipt.gasUsed, 16)
|
|
.div(txMeta.swapMetaData.estimated_gas, 10)
|
|
.times(100)
|
|
.round(2)}%`
|
|
: null;
|
|
|
|
const transactionsCost = this._calculateTransactionsCost(
|
|
txMeta,
|
|
approvalTxMeta,
|
|
);
|
|
|
|
this._trackMetaMetricsEvent({
|
|
event: 'Swap Completed',
|
|
category: EVENT.CATEGORIES.SWAPS,
|
|
sensitiveProperties: {
|
|
...txMeta.swapMetaData,
|
|
token_to_amount_received: tokensReceived,
|
|
quote_vs_executionRatio: quoteVsExecutionRatio,
|
|
estimated_vs_used_gasRatio: estimatedVsUsedGasRatio,
|
|
approval_gas_cost_in_eth: transactionsCost.approvalGasCostInEth,
|
|
trade_gas_cost_in_eth: transactionsCost.tradeGasCostInEth,
|
|
trade_and_approval_gas_cost_in_eth:
|
|
transactionsCost.tradeAndApprovalGasCostInEth,
|
|
},
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
async _buildEventFragmentProperties(txMeta, extraParams) {
|
|
const {
|
|
type,
|
|
time,
|
|
status,
|
|
chainId,
|
|
origin: referrer,
|
|
txParams: {
|
|
gasPrice,
|
|
gas: gasLimit,
|
|
maxFeePerGas,
|
|
maxPriorityFeePerGas,
|
|
estimateSuggested,
|
|
estimateUsed,
|
|
},
|
|
defaultGasEstimates,
|
|
metamaskNetworkId: network,
|
|
} = txMeta;
|
|
const source = referrer === ORIGIN_METAMASK ? 'user' : 'dapp';
|
|
|
|
const { assetType, tokenStandard } = await determineTransactionAssetType(
|
|
txMeta,
|
|
this.query,
|
|
this.getTokenStandardAndDetails,
|
|
);
|
|
|
|
const gasParams = {};
|
|
|
|
if (isEIP1559Transaction(txMeta)) {
|
|
gasParams.max_fee_per_gas = maxFeePerGas;
|
|
gasParams.max_priority_fee_per_gas = maxPriorityFeePerGas;
|
|
} else {
|
|
gasParams.gas_price = gasPrice;
|
|
}
|
|
|
|
if (defaultGasEstimates) {
|
|
const { estimateType } = defaultGasEstimates;
|
|
if (estimateType) {
|
|
gasParams.default_estimate = estimateType;
|
|
let defaultMaxFeePerGas = txMeta.defaultGasEstimates.maxFeePerGas;
|
|
let defaultMaxPriorityFeePerGas =
|
|
txMeta.defaultGasEstimates.maxPriorityFeePerGas;
|
|
|
|
if (
|
|
[
|
|
GAS_RECOMMENDATIONS.LOW,
|
|
GAS_RECOMMENDATIONS.MEDIUM,
|
|
GAS_RECOMMENDATIONS.MEDIUM.HIGH,
|
|
].includes(estimateType)
|
|
) {
|
|
const { gasFeeEstimates } = await this._getEIP1559GasFeeEstimates();
|
|
if (gasFeeEstimates?.[estimateType]?.suggestedMaxFeePerGas) {
|
|
defaultMaxFeePerGas =
|
|
gasFeeEstimates[estimateType]?.suggestedMaxFeePerGas;
|
|
gasParams.default_max_fee_per_gas = defaultMaxFeePerGas;
|
|
}
|
|
if (gasFeeEstimates?.[estimateType]?.suggestedMaxPriorityFeePerGas) {
|
|
defaultMaxPriorityFeePerGas =
|
|
gasFeeEstimates[estimateType]?.suggestedMaxPriorityFeePerGas;
|
|
gasParams.default_max_priority_fee_per_gas = defaultMaxPriorityFeePerGas;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (txMeta.defaultGasEstimates.gas) {
|
|
gasParams.default_gas = txMeta.defaultGasEstimates.gas;
|
|
}
|
|
if (txMeta.defaultGasEstimates.gasPrice) {
|
|
gasParams.default_gas_price = txMeta.defaultGasEstimates.gasPrice;
|
|
}
|
|
}
|
|
|
|
if (estimateSuggested) {
|
|
gasParams.estimate_suggested = estimateSuggested;
|
|
}
|
|
|
|
if (estimateUsed) {
|
|
gasParams.estimate_used = estimateUsed;
|
|
}
|
|
|
|
const gasParamsInGwei = this._getGasValuesInGWEI(gasParams);
|
|
|
|
let eip1559Version = '0';
|
|
if (txMeta.txParams.maxFeePerGas) {
|
|
const { eip1559V2Enabled } = this.preferencesStore.getState();
|
|
eip1559Version = eip1559V2Enabled ? '2' : '1';
|
|
}
|
|
|
|
const properties = {
|
|
chain_id: chainId,
|
|
referrer,
|
|
source,
|
|
network,
|
|
type,
|
|
eip_1559_version: eip1559Version,
|
|
gas_edit_type: 'none',
|
|
gas_edit_attempted: 'none',
|
|
account_type: await this.getAccountType(this.getSelectedAddress()),
|
|
device_model: await this.getDeviceModel(this.getSelectedAddress()),
|
|
asset_type: assetType,
|
|
token_standard: tokenStandard,
|
|
};
|
|
|
|
const sensitiveProperties = {
|
|
status,
|
|
transaction_envelope_type: isEIP1559Transaction(txMeta)
|
|
? TRANSACTION_ENVELOPE_TYPE_NAMES.FEE_MARKET
|
|
: TRANSACTION_ENVELOPE_TYPE_NAMES.LEGACY,
|
|
first_seen: time,
|
|
gas_limit: gasLimit,
|
|
...gasParamsInGwei,
|
|
...extraParams,
|
|
};
|
|
|
|
return { properties, sensitiveProperties };
|
|
}
|
|
|
|
/**
|
|
* Helper method that checks for the presence of an existing fragment by id
|
|
* appropriate for the type of event that triggered fragment creation. If the
|
|
* appropriate fragment exists, then nothing is done. If it does not exist a
|
|
* new event fragment is created with the appropriate payload.
|
|
*
|
|
* @param {TransactionMeta} txMeta - Transaction meta object
|
|
* @param {TransactionMetaMetricsEventString} event - The event type that
|
|
* triggered fragment creation
|
|
* @param {Object} properties - properties to include in the fragment
|
|
* @param {Object} [sensitiveProperties] - sensitive properties to include in
|
|
* the fragment
|
|
*/
|
|
_createTransactionEventFragment(
|
|
txMeta,
|
|
event,
|
|
properties,
|
|
sensitiveProperties,
|
|
) {
|
|
const isSubmitted = [
|
|
TRANSACTION_EVENTS.FINALIZED,
|
|
TRANSACTION_EVENTS.SUBMITTED,
|
|
].includes(event);
|
|
const uniqueIdentifier = `transaction-${
|
|
isSubmitted ? 'submitted' : 'added'
|
|
}-${txMeta.id}`;
|
|
|
|
const fragment = this.getEventFragmentById(uniqueIdentifier);
|
|
if (typeof fragment !== 'undefined') {
|
|
return;
|
|
}
|
|
|
|
switch (event) {
|
|
// When a transaction is added to the controller, we know that the user
|
|
// will be presented with a confirmation screen. The user will then
|
|
// either confirm or reject that transaction. Each has an associated
|
|
// event we want to track. While we don't necessarily need an event
|
|
// fragment to model this, having one allows us to record additional
|
|
// properties onto the event from the UI. For example, when the user
|
|
// edits the transactions gas params we can record that property and
|
|
// then get analytics on the number of transactions in which gas edits
|
|
// occur.
|
|
case TRANSACTION_EVENTS.ADDED:
|
|
this.createEventFragment({
|
|
category: EVENT.CATEGORIES.TRANSACTIONS,
|
|
initialEvent: TRANSACTION_EVENTS.ADDED,
|
|
successEvent: TRANSACTION_EVENTS.APPROVED,
|
|
failureEvent: TRANSACTION_EVENTS.REJECTED,
|
|
properties,
|
|
sensitiveProperties,
|
|
persist: true,
|
|
uniqueIdentifier,
|
|
});
|
|
break;
|
|
// If for some reason an approval or rejection occurs without the added
|
|
// fragment existing in memory, we create the added fragment but without
|
|
// the initialEvent firing. This is to prevent possible duplication of
|
|
// events. A good example why this might occur is if the user had
|
|
// unapproved transactions in memory when updating to the version that
|
|
// includes this change. A migration would have also helped here but this
|
|
// implementation hardens against other possible bugs where a fragment
|
|
// does not exist.
|
|
case TRANSACTION_EVENTS.APPROVED:
|
|
case TRANSACTION_EVENTS.REJECTED:
|
|
this.createEventFragment({
|
|
category: EVENT.CATEGORIES.TRANSACTIONS,
|
|
successEvent: TRANSACTION_EVENTS.APPROVED,
|
|
failureEvent: TRANSACTION_EVENTS.REJECTED,
|
|
properties,
|
|
sensitiveProperties,
|
|
persist: true,
|
|
uniqueIdentifier,
|
|
});
|
|
break;
|
|
// When a transaction is submitted it will always result in updating
|
|
// to a finalized state (dropped, failed, confirmed) -- eventually.
|
|
// However having a fragment started at this stage allows augmenting
|
|
// analytics data with user interactions such as speeding up and
|
|
// canceling the transactions. From this controllers perspective a new
|
|
// transaction with a new id is generated for speed up and cancel
|
|
// transactions, but from the UI we could augment the previous ID with
|
|
// supplemental data to show user intent. Such as when they open the
|
|
// cancel UI but don't submit. We can record that this happened and add
|
|
// properties to the transaction event.
|
|
case TRANSACTION_EVENTS.SUBMITTED:
|
|
this.createEventFragment({
|
|
category: EVENT.CATEGORIES.TRANSACTIONS,
|
|
initialEvent: TRANSACTION_EVENTS.SUBMITTED,
|
|
successEvent: TRANSACTION_EVENTS.FINALIZED,
|
|
properties,
|
|
sensitiveProperties,
|
|
persist: true,
|
|
uniqueIdentifier,
|
|
});
|
|
break;
|
|
// If for some reason a transaction is finalized without the submitted
|
|
// fragment existing in memory, we create the submitted fragment but
|
|
// without the initialEvent firing. This is to prevent possible
|
|
// duplication of events. A good example why this might occur is if th
|
|
// user had pending transactions in memory when updating to the version
|
|
// that includes this change. A migration would have also helped here but
|
|
// this implementation hardens against other possible bugs where a
|
|
// fragment does not exist.
|
|
case TRANSACTION_EVENTS.FINALIZED:
|
|
this.createEventFragment({
|
|
category: EVENT.CATEGORIES.TRANSACTIONS,
|
|
successEvent: TRANSACTION_EVENTS.FINALIZED,
|
|
properties,
|
|
sensitiveProperties,
|
|
persist: true,
|
|
uniqueIdentifier,
|
|
});
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Extracts relevant properties from a transaction meta
|
|
* object and uses them to create and send metrics for various transaction
|
|
* events.
|
|
*
|
|
* @param {Object} txMeta - the txMeta object
|
|
* @param {TransactionMetaMetricsEventString} event - the name of the transaction event
|
|
* @param {Object} extraParams - optional props and values to include in sensitiveProperties
|
|
*/
|
|
async _trackTransactionMetricsEvent(txMeta, event, extraParams = {}) {
|
|
if (!txMeta) {
|
|
return;
|
|
}
|
|
const {
|
|
properties,
|
|
sensitiveProperties,
|
|
} = await this._buildEventFragmentProperties(txMeta, extraParams);
|
|
|
|
// Create event fragments for event types that spawn fragments, and ensure
|
|
// existence of fragments for event types that act upon them.
|
|
this._createTransactionEventFragment(
|
|
txMeta,
|
|
event,
|
|
properties,
|
|
sensitiveProperties,
|
|
);
|
|
|
|
let id;
|
|
|
|
switch (event) {
|
|
// If the user approves a transaction, finalize the transaction added
|
|
// event fragment.
|
|
case TRANSACTION_EVENTS.APPROVED:
|
|
id = `transaction-added-${txMeta.id}`;
|
|
this.updateEventFragment(id, { properties, sensitiveProperties });
|
|
this.finalizeEventFragment(id);
|
|
break;
|
|
// If the user rejects a transaction, finalize the transaction added
|
|
// event fragment. with the abandoned flag set.
|
|
case TRANSACTION_EVENTS.REJECTED:
|
|
id = `transaction-added-${txMeta.id}`;
|
|
this.updateEventFragment(id, { properties, sensitiveProperties });
|
|
this.finalizeEventFragment(id, {
|
|
abandoned: true,
|
|
});
|
|
break;
|
|
// When a transaction is finalized, also finalize the transaction
|
|
// submitted event fragment.
|
|
case TRANSACTION_EVENTS.FINALIZED:
|
|
id = `transaction-submitted-${txMeta.id}`;
|
|
this.updateEventFragment(id, { properties, sensitiveProperties });
|
|
this.finalizeEventFragment(`transaction-submitted-${txMeta.id}`);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
_getTransactionCompletionTime(submittedTime) {
|
|
return Math.round((Date.now() - submittedTime) / 1000).toString();
|
|
}
|
|
|
|
_getGasValuesInGWEI(gasParams) {
|
|
const gasValuesInGwei = {};
|
|
for (const param in gasParams) {
|
|
if (isHexString(gasParams[param])) {
|
|
gasValuesInGwei[param] = hexWEIToDecGWEI(gasParams[param]);
|
|
} else {
|
|
gasValuesInGwei[param] = gasParams[param];
|
|
}
|
|
}
|
|
return gasValuesInGwei;
|
|
}
|
|
|
|
_failTransaction(txId, error) {
|
|
this.txStateManager.setTxStatusFailed(txId, error);
|
|
const txMeta = this.txStateManager.getTransaction(txId);
|
|
this._trackTransactionMetricsEvent(txMeta, TRANSACTION_EVENTS.FINALIZED, {
|
|
error: error.message,
|
|
});
|
|
}
|
|
|
|
_dropTransaction(txId) {
|
|
this.txStateManager.setTxStatusDropped(txId);
|
|
const txMeta = this.txStateManager.getTransaction(txId);
|
|
this._trackTransactionMetricsEvent(txMeta, TRANSACTION_EVENTS.FINALIZED);
|
|
}
|
|
}
|