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-rw-r--r--packages/subproviders/CHANGELOG.json8
-rw-r--r--packages/subproviders/package.json4
-rw-r--r--packages/subproviders/src/globals.d.ts5
-rw-r--r--packages/subproviders/src/index.ts1
-rw-r--r--packages/subproviders/src/subproviders/eth_lightwallet_subprovider.ts73
-rw-r--r--packages/subproviders/test/unit/eth_lightwallet_subprovider_test.ts167
-rw-r--r--packages/subproviders/test/unit/private_key_wallet_subprovider_test.ts14
7 files changed, 265 insertions, 7 deletions
diff --git a/packages/subproviders/CHANGELOG.json b/packages/subproviders/CHANGELOG.json
index 65a74f7a8..c4dca2864 100644
--- a/packages/subproviders/CHANGELOG.json
+++ b/packages/subproviders/CHANGELOG.json
@@ -1,5 +1,13 @@
[
{
+ "version": "0.11.0",
+ "changes": [
+ {
+ "note": "Add `EthLightwalletSubprovider`"
+ }
+ ]
+ },
+ {
"timestamp": 1529397769,
"version": "0.10.4",
"changes": [
diff --git a/packages/subproviders/package.json b/packages/subproviders/package.json
index e87d7bf94..651d0e708 100644
--- a/packages/subproviders/package.json
+++ b/packages/subproviders/package.json
@@ -41,14 +41,14 @@
},
"dependencies": {
"@0xproject/assert": "^0.2.12",
- "@0xproject/types": "^0.8.1",
- "@0xproject/typescript-typings": "^0.4.1",
+ "@0xproject/types": "^1.0.0",
"@0xproject/utils": "^0.7.1",
"@ledgerhq/hw-app-eth": "^4.3.0",
"@ledgerhq/hw-transport-u2f": "^4.3.0",
"ethereum-types": "^0.0.2",
"bip39": "^2.5.0",
"bn.js": "^4.11.8",
+ "eth-lightwallet": "^3.0.1",
"ethereumjs-tx": "^1.3.5",
"ethereumjs-util": "^5.1.1",
"ganache-core": "0xProject/ganache-core",
diff --git a/packages/subproviders/src/globals.d.ts b/packages/subproviders/src/globals.d.ts
index c00dc4099..94e63a32d 100644
--- a/packages/subproviders/src/globals.d.ts
+++ b/packages/subproviders/src/globals.d.ts
@@ -1,8 +1,3 @@
-// tslint:disable:max-classes-per-file
-// tslint:disable:class-name
-// tslint:disable:async-suffix
-// tslint:disable:completed-docs
-
declare module '*.json' {
const json: any;
/* tslint:disable */
diff --git a/packages/subproviders/src/index.ts b/packages/subproviders/src/index.ts
index 9194c1341..802a27cb1 100644
--- a/packages/subproviders/src/index.ts
+++ b/packages/subproviders/src/index.ts
@@ -15,6 +15,7 @@ export { Subprovider } from './subproviders/subprovider';
export { NonceTrackerSubprovider } from './subproviders/nonce_tracker';
export { PrivateKeyWalletSubprovider } from './subproviders/private_key_wallet';
export { MnemonicWalletSubprovider } from './subproviders/mnemonic_wallet';
+export { EthLightwalletSubprovider } from './subproviders/eth_lightwallet_subprovider';
export {
Callback,
ErrorCallback,
diff --git a/packages/subproviders/src/subproviders/eth_lightwallet_subprovider.ts b/packages/subproviders/src/subproviders/eth_lightwallet_subprovider.ts
new file mode 100644
index 000000000..3cd94dac3
--- /dev/null
+++ b/packages/subproviders/src/subproviders/eth_lightwallet_subprovider.ts
@@ -0,0 +1,73 @@
+import { assert } from '@0xproject/assert';
+import { addressUtils } from '@0xproject/utils';
+import * as lightwallet from 'eth-lightwallet';
+import EthereumTx = require('ethereumjs-tx');
+import * as ethUtil from 'ethereumjs-util';
+import * as _ from 'lodash';
+
+import { PartialTxParams, WalletSubproviderErrors } from '../types';
+
+import { BaseWalletSubprovider } from './base_wallet_subprovider';
+import { PrivateKeyWalletSubprovider } from './private_key_wallet';
+
+/*
+ * This class implements the web3-provider-engine subprovider interface and forwards
+ * requests involving user accounts and signing operations to eth-lightwallet
+ *
+ * Source: https://github.com/MetaMask/provider-engine/blob/master/subproviders/subprovider.js
+ */
+export class EthLightwalletSubprovider extends BaseWalletSubprovider {
+ private _keystore: lightwallet.keystore;
+ private _pwDerivedKey: Uint8Array;
+ constructor(keystore: lightwallet.keystore, pwDerivedKey: Uint8Array) {
+ super();
+ this._keystore = keystore;
+ this._pwDerivedKey = pwDerivedKey;
+ }
+ /**
+ * Retrieve the accounts associated with the eth-lightwallet instance.
+ * This method is implicitly called when issuing a `eth_accounts` JSON RPC request
+ * via your providerEngine instance.
+ *
+ * @return An array of accounts
+ */
+ public async getAccountsAsync(): Promise<string[]> {
+ const accounts = this._keystore.getAddresses();
+ return accounts;
+ }
+ /**
+ * Signs a transaction with the account specificed by the `from` field in txParams.
+ * If you've added this Subprovider to your app's provider, you can simply send
+ * an `eth_sendTransaction` JSON RPC request, and this method will be called auto-magically.
+ * If you are not using this via a ProviderEngine instance, you can call it directly.
+ * @param txParams Parameters of the transaction to sign
+ * @return Signed transaction hex string
+ */
+ public async signTransactionAsync(txParams: PartialTxParams): Promise<string> {
+ // Lightwallet loses the chain id information when hex encoding the transaction
+ // this results in a different signature on certain networks. PrivateKeyWallet
+ // respects this as it uses the parameters passed in
+ let privKey = this._keystore.exportPrivateKey(txParams.from, this._pwDerivedKey);
+ const privKeyWallet = new PrivateKeyWalletSubprovider(privKey);
+ privKey = '';
+ const privKeySignature = await privKeyWallet.signTransactionAsync(txParams);
+ return privKeySignature;
+ }
+ /**
+ * Sign a personal Ethereum signed message. The signing account will be the account
+ * associated with the provided address.
+ * If you've added the MnemonicWalletSubprovider to your app's provider, you can simply send an `eth_sign`
+ * or `personal_sign` JSON RPC request, and this method will be called auto-magically.
+ * If you are not using this via a ProviderEngine instance, you can call it directly.
+ * @param data Hex string message to sign
+ * @param address Address of the account to sign with
+ * @return Signature hex string (order: rsv)
+ */
+ public async signPersonalMessageAsync(data: string, address: string): Promise<string> {
+ let privKey = this._keystore.exportPrivateKey(address, this._pwDerivedKey);
+ const privKeyWallet = new PrivateKeyWalletSubprovider(privKey);
+ privKey = '';
+ const result = privKeyWallet.signPersonalMessageAsync(data, address);
+ return result;
+ }
+}
diff --git a/packages/subproviders/test/unit/eth_lightwallet_subprovider_test.ts b/packages/subproviders/test/unit/eth_lightwallet_subprovider_test.ts
new file mode 100644
index 000000000..f17c21f02
--- /dev/null
+++ b/packages/subproviders/test/unit/eth_lightwallet_subprovider_test.ts
@@ -0,0 +1,167 @@
+import * as chai from 'chai';
+import * as lightwallet from 'eth-lightwallet';
+import { JSONRPCResponsePayload } from 'ethereum-types';
+import * as ethUtils from 'ethereumjs-util';
+import Web3ProviderEngine = require('web3-provider-engine');
+
+import { EthLightwalletSubprovider } from '../../src';
+import { DoneCallback } from '../../src/types';
+import { chaiSetup } from '../chai_setup';
+import { fixtureData } from '../utils/fixture_data';
+import { ganacheSubprovider } from '../utils/ganache_subprovider';
+import { reportCallbackErrors } from '../utils/report_callback_errors';
+
+chaiSetup.configure();
+const expect = chai.expect;
+
+const DEFAULT_NUM_ACCOUNTS = 10;
+const PASSWORD = 'supersecretpassword99';
+const SALT = 'kvODghzs7Ff1uqHyI0P3wI4Hso4w4iWT2e9qmrWz0y4';
+
+describe('EthLightwalletSubprovider', () => {
+ let ethLightwalletSubprovider: EthLightwalletSubprovider;
+ before(async () => {
+ const options = {
+ password: PASSWORD,
+ seedPhrase: fixtureData.TEST_RPC_MNEMONIC,
+ salt: SALT,
+ hdPathString: fixtureData.TESTRPC_BASE_DERIVATION_PATH,
+ };
+ const createVaultAsync = async (vaultOptions: lightwallet.VaultOptions) => {
+ return new Promise<lightwallet.keystore>(resolve => {
+ lightwallet.keystore.createVault(vaultOptions, (err: Error, vaultKeystore) => {
+ if (err) {
+ throw new Error(`Failed to createVault: ${err}`);
+ }
+ resolve(vaultKeystore);
+ });
+ });
+ };
+ const deriveKeyFromPasswordAsync = async (vaultKeystore: lightwallet.keystore) => {
+ return new Promise<Uint8Array>(resolve => {
+ vaultKeystore.keyFromPassword(PASSWORD, (err: Error, passwordDerivedKey: Uint8Array) => {
+ if (err) {
+ throw new Error(`Failed to get key from password: ${err}`);
+ }
+ resolve(passwordDerivedKey);
+ });
+ });
+ };
+ const keystore: lightwallet.keystore = await createVaultAsync(options);
+ const pwDerivedKey: Uint8Array = await deriveKeyFromPasswordAsync(keystore);
+
+ // Generate 10 addresses
+ keystore.generateNewAddress(pwDerivedKey, DEFAULT_NUM_ACCOUNTS);
+
+ ethLightwalletSubprovider = new EthLightwalletSubprovider(keystore, pwDerivedKey);
+ });
+ describe('direct method calls', () => {
+ describe('success cases', () => {
+ it('returns a list of accounts', async () => {
+ const accounts = await ethLightwalletSubprovider.getAccountsAsync();
+ expect(accounts[0]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_0);
+ expect(accounts[1]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_1);
+ expect(accounts.length).to.be.equal(DEFAULT_NUM_ACCOUNTS);
+ });
+ it('signs a personal message hash', async () => {
+ const accounts = await ethLightwalletSubprovider.getAccountsAsync();
+ const signingAccount = accounts[0];
+ const data = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
+ const ecSignatureHex = await ethLightwalletSubprovider.signPersonalMessageAsync(data, signingAccount);
+ expect(ecSignatureHex).to.be.equal(fixtureData.PERSONAL_MESSAGE_SIGNED_RESULT);
+ });
+ it('signs a transaction', async () => {
+ const txHex = await ethLightwalletSubprovider.signTransactionAsync(fixtureData.TX_DATA);
+ expect(txHex).to.be.equal(fixtureData.TX_DATA_SIGNED_RESULT);
+ });
+ });
+ });
+ describe('calls through a provider', () => {
+ let provider: Web3ProviderEngine;
+ before(() => {
+ provider = new Web3ProviderEngine();
+ provider.addProvider(ethLightwalletSubprovider);
+ provider.addProvider(ganacheSubprovider);
+ provider.start();
+ });
+ describe('success cases', () => {
+ it('returns a list of accounts', (done: DoneCallback) => {
+ const payload = {
+ jsonrpc: '2.0',
+ method: 'eth_accounts',
+ params: [],
+ id: 1,
+ };
+ const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
+ expect(err).to.be.a('null');
+ expect(response.result[0]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_0);
+ expect(response.result.length).to.be.equal(DEFAULT_NUM_ACCOUNTS);
+ done();
+ });
+ provider.sendAsync(payload, callback);
+ });
+ it('signs a personal message hash with eth_sign', (done: DoneCallback) => {
+ const data = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
+ const account = fixtureData.TEST_RPC_ACCOUNT_0;
+ const payload = {
+ jsonrpc: '2.0',
+ method: 'eth_sign',
+ params: [account, data],
+ id: 1,
+ };
+ const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
+ expect(err).to.be.a('null');
+ expect(response.result).to.be.equal(fixtureData.PERSONAL_MESSAGE_SIGNED_RESULT);
+ done();
+ });
+ provider.sendAsync(payload, callback);
+ });
+ it('signs a transaction', (done: DoneCallback) => {
+ const payload = {
+ jsonrpc: '2.0',
+ method: 'eth_signTransaction',
+ params: [fixtureData.TX_DATA],
+ id: 1,
+ };
+ const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
+ expect(err).to.be.a('null');
+ expect(response.result.raw).to.be.equal(fixtureData.TX_DATA_SIGNED_RESULT);
+ done();
+ });
+ provider.sendAsync(payload, callback);
+ });
+ });
+ describe('failure cases', () => {
+ it('should throw if `data` param not hex when calling eth_sign', (done: DoneCallback) => {
+ const nonHexMessage = 'hello world';
+ const payload = {
+ jsonrpc: '2.0',
+ method: 'eth_sign',
+ params: [fixtureData.TEST_RPC_ACCOUNT_0, nonHexMessage],
+ id: 1,
+ };
+ const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
+ expect(err).to.not.be.a('null');
+ expect(err.message).to.be.equal('Expected data to be of type HexString, encountered: hello world');
+ done();
+ });
+ provider.sendAsync(payload, callback);
+ });
+ it('should throw if `data` param not hex when calling personal_sign', (done: DoneCallback) => {
+ const nonHexMessage = 'hello world';
+ const payload = {
+ jsonrpc: '2.0',
+ method: 'personal_sign',
+ params: [nonHexMessage, fixtureData.TEST_RPC_ACCOUNT_0],
+ id: 1,
+ };
+ const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
+ expect(err).to.not.be.a('null');
+ expect(err.message).to.be.equal('Expected data to be of type HexString, encountered: hello world');
+ done();
+ });
+ provider.sendAsync(payload, callback);
+ });
+ });
+ });
+});
diff --git a/packages/subproviders/test/unit/private_key_wallet_subprovider_test.ts b/packages/subproviders/test/unit/private_key_wallet_subprovider_test.ts
index a41ad7790..ab321bcff 100644
--- a/packages/subproviders/test/unit/private_key_wallet_subprovider_test.ts
+++ b/packages/subproviders/test/unit/private_key_wallet_subprovider_test.ts
@@ -60,6 +60,20 @@ describe('PrivateKeyWalletSubprovider', () => {
});
provider.sendAsync(payload, callback);
});
+ it('signs a transaction', (done: DoneCallback) => {
+ const payload = {
+ jsonrpc: '2.0',
+ method: 'eth_signTransaction',
+ params: [fixtureData.TX_DATA],
+ id: 1,
+ };
+ const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
+ expect(err).to.be.a('null');
+ expect(response.result.raw).to.be.equal(fixtureData.TX_DATA_SIGNED_RESULT);
+ done();
+ });
+ provider.sendAsync(payload, callback);
+ });
it('signs a personal message with eth_sign', (done: DoneCallback) => {
const messageHex = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
const payload = {
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-28 17:19:05 +0800