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author | Jacob Evans <jacob@dekz.net> | 2018-10-04 15:32:54 +0800 |
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committer | Jacob Evans <jacob@dekz.net> | 2018-10-05 10:02:09 +0800 |
commit | 3e2fe40a11919f09f1f454c71f02aaa147b46b0c (patch) | |
tree | 0ff88e480944cfab0cefd211f5623f2870462351 /packages/subproviders | |
parent | 2a82ff48c061eacb3b6f9fb36eeae7f515b6d11d (diff) | |
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Add eth_signTypedData support to our wallet subproviders
Diffstat (limited to 'packages/subproviders')
10 files changed, 166 insertions, 3 deletions
diff --git a/packages/subproviders/CHANGELOG.json b/packages/subproviders/CHANGELOG.json index 30887c6fe..6a6f7848b 100644 --- a/packages/subproviders/CHANGELOG.json +++ b/packages/subproviders/CHANGELOG.json @@ -3,7 +3,12 @@ "version": "2.1.0", "changes": [ { - "note": "Add Metamask Subprovider to handle inconsistent JSON RPC behaviour" + "note": "Add Metamask Subprovider to handle inconsistent JSON RPC behaviour", + "pr": 1102 + }, + { + "note": "Add support for eth_signTypedData in Mnemonic, Private and EthLightWallet", + "pr": 1102 } ] }, diff --git a/packages/subproviders/src/subproviders/base_wallet_subprovider.ts b/packages/subproviders/src/subproviders/base_wallet_subprovider.ts index 4342e47e9..409a0d330 100644 --- a/packages/subproviders/src/subproviders/base_wallet_subprovider.ts +++ b/packages/subproviders/src/subproviders/base_wallet_subprovider.ts @@ -23,6 +23,7 @@ export abstract class BaseWalletSubprovider extends Subprovider { public abstract async getAccountsAsync(): Promise<string[]>; public abstract async signTransactionAsync(txParams: PartialTxParams): Promise<string>; public abstract async signPersonalMessageAsync(data: string, address: string): Promise<string>; + public abstract async signTypedDataAsync(address: string, typedData: any): Promise<string>; /** * This method conforms to the web3-provider-engine interface. @@ -36,6 +37,8 @@ export abstract class BaseWalletSubprovider extends Subprovider { public async handleRequest(payload: JSONRPCRequestPayload, next: Callback, end: ErrorCallback): Promise<void> { let accounts; let txParams; + let address; + let typedData; switch (payload.method) { case 'eth_coinbase': try { @@ -86,7 +89,7 @@ export abstract class BaseWalletSubprovider extends Subprovider { case 'eth_sign': case 'personal_sign': const data = payload.method === 'eth_sign' ? payload.params[1] : payload.params[0]; - const address = payload.method === 'eth_sign' ? payload.params[0] : payload.params[1]; + address = payload.method === 'eth_sign' ? payload.params[0] : payload.params[1]; try { const ecSignatureHex = await this.signPersonalMessageAsync(data, address); end(null, ecSignatureHex); @@ -94,6 +97,15 @@ export abstract class BaseWalletSubprovider extends Subprovider { end(err); } return; + case 'eth_signTypedData': + [address, typedData] = payload.params; + try { + const signature = await this.signTypedDataAsync(address, typedData); + end(null, signature); + } catch (err) { + end(err); + } + return; default: next(); diff --git a/packages/subproviders/src/subproviders/eth_lightwallet_subprovider.ts b/packages/subproviders/src/subproviders/eth_lightwallet_subprovider.ts index 6afd71422..e3afeff1b 100644 --- a/packages/subproviders/src/subproviders/eth_lightwallet_subprovider.ts +++ b/packages/subproviders/src/subproviders/eth_lightwallet_subprovider.ts @@ -57,7 +57,7 @@ export class EthLightwalletSubprovider extends BaseWalletSubprovider { /** * 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` + * If you've added the this Subprovider 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 @@ -71,4 +71,20 @@ export class EthLightwalletSubprovider extends BaseWalletSubprovider { const result = privKeyWallet.signPersonalMessageAsync(data, address); return result; } + /** + * Sign an EIP712 Typed Data message. The signing address will associated with the provided address. + * If you've added this Subprovider to your app's provider, you can simply send an `eth_signTypedData` + * 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 address Address of the account to sign with + * @param data the typed data object + * @return Signature hex string (order: rsv) + */ + public async signTypedDataAsync(address: string, typedData: any): Promise<string> { + let privKey = this._keystore.exportPrivateKey(address, this._pwDerivedKey); + const privKeyWallet = new PrivateKeyWalletSubprovider(privKey); + privKey = ''; + const result = privKeyWallet.signTypedDataAsync(address, typedData); + return result; + } } diff --git a/packages/subproviders/src/subproviders/ledger.ts b/packages/subproviders/src/subproviders/ledger.ts index 6ad5de2e2..ee8edde92 100644 --- a/packages/subproviders/src/subproviders/ledger.ts +++ b/packages/subproviders/src/subproviders/ledger.ts @@ -187,6 +187,16 @@ export class LedgerSubprovider extends BaseWalletSubprovider { throw err; } } + /** + * eth_signTypedData is currently not supported on Ledger devices. + * @param address Address of the account to sign with + * @param data the typed data object + * @return Signature hex string (order: rsv) + */ + // tslint:disable-next-line:prefer-function-over-method + public async signTypedDataAsync(address: string, typedData: any): Promise<string> { + throw new Error(WalletSubproviderErrors.MethodNotSupported); + } private async _createLedgerClientAsync(): Promise<LedgerEthereumClient> { await this._connectionLock.acquire(); if (!_.isUndefined(this._ledgerClientIfExists)) { diff --git a/packages/subproviders/src/subproviders/mnemonic_wallet.ts b/packages/subproviders/src/subproviders/mnemonic_wallet.ts index 1495112b6..de99b632a 100644 --- a/packages/subproviders/src/subproviders/mnemonic_wallet.ts +++ b/packages/subproviders/src/subproviders/mnemonic_wallet.ts @@ -108,6 +108,25 @@ export class MnemonicWalletSubprovider extends BaseWalletSubprovider { const sig = await privateKeyWallet.signPersonalMessageAsync(data, address); return sig; } + /** + * Sign an EIP712 Typed Data message. The signing account will be the account + * associated with the provided address. + * If you've added this MnemonicWalletSubprovider to your app's provider, you can simply send an `eth_signTypedData` + * 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 address Address of the account to sign with + * @param data the typed data object + * @return Signature hex string (order: rsv) + */ + public async signTypedDataAsync(address: string, typedData: any): Promise<string> { + if (_.isUndefined(typedData)) { + throw new Error(WalletSubproviderErrors.DataMissingForSignPersonalMessage); + } + assert.isETHAddressHex('address', address); + const privateKeyWallet = this._privateKeyWalletForAddress(address); + const sig = await privateKeyWallet.signTypedDataAsync(address, typedData); + return sig; + } private _privateKeyWalletForAddress(address: string): PrivateKeyWalletSubprovider { const derivedKeyInfo = this._findDerivedKeyInfoForAddress(address); const privateKeyHex = derivedKeyInfo.hdKey.privateKey.toString('hex'); diff --git a/packages/subproviders/src/subproviders/private_key_wallet.ts b/packages/subproviders/src/subproviders/private_key_wallet.ts index dbd51e8d7..51409077d 100644 --- a/packages/subproviders/src/subproviders/private_key_wallet.ts +++ b/packages/subproviders/src/subproviders/private_key_wallet.ts @@ -1,4 +1,5 @@ import { assert } from '@0xproject/assert'; +import { signTypedDataUtils } from '@0xproject/utils'; import EthereumTx = require('ethereumjs-tx'); import * as ethUtil from 'ethereumjs-util'; import * as _ from 'lodash'; @@ -84,4 +85,29 @@ export class PrivateKeyWalletSubprovider extends BaseWalletSubprovider { const rpcSig = ethUtil.toRpcSig(sig.v, sig.r, sig.s); return rpcSig; } + /** + * Sign an EIP712 Typed Data message. The signing address will be calculated from the private key. + * The address must be provided it must match the address calculated from the private key. + * If you've added this Subprovider to your app's provider, you can simply send an `eth_signTypedData` + * 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 address Address of the account to sign with + * @param data the typed data object + * @return Signature hex string (order: rsv) + */ + public async signTypedDataAsync(address: string, typedData: any): Promise<string> { + if (_.isUndefined(typedData)) { + throw new Error(WalletSubproviderErrors.DataMissingForSignTypedData); + } + assert.isETHAddressHex('address', address); + if (address !== this._address) { + throw new Error( + `Requested to sign message with address: ${address}, instantiated with address: ${this._address}`, + ); + } + const dataBuff = signTypedDataUtils.signTypedDataHash(typedData); + const sig = ethUtil.ecsign(dataBuff, this._privateKeyBuffer); + const rpcSig = ethUtil.toRpcSig(sig.v, sig.r, sig.s); + return rpcSig; + } } diff --git a/packages/subproviders/src/types.ts b/packages/subproviders/src/types.ts index fe58bffa5..e8a47ad34 100644 --- a/packages/subproviders/src/types.ts +++ b/packages/subproviders/src/types.ts @@ -107,8 +107,10 @@ export interface ResponseWithTxParams { export enum WalletSubproviderErrors { AddressNotFound = 'ADDRESS_NOT_FOUND', DataMissingForSignPersonalMessage = 'DATA_MISSING_FOR_SIGN_PERSONAL_MESSAGE', + DataMissingForSignTypedData = 'DATA_MISSING_FOR_SIGN_TYPED_DATA', SenderInvalidOrNotSupplied = 'SENDER_INVALID_OR_NOT_SUPPLIED', FromAddressMissingOrInvalid = 'FROM_ADDRESS_MISSING_OR_INVALID', + MethodNotSupported = 'METHOD_NOT_SUPPORTED', } export enum LedgerSubproviderErrors { TooOldLedgerFirmware = 'TOO_OLD_LEDGER_FIRMWARE', diff --git a/packages/subproviders/test/unit/mnemonic_wallet_subprovider_test.ts b/packages/subproviders/test/unit/mnemonic_wallet_subprovider_test.ts index f2bdda3cd..61dcbf6da 100644 --- a/packages/subproviders/test/unit/mnemonic_wallet_subprovider_test.ts +++ b/packages/subproviders/test/unit/mnemonic_wallet_subprovider_test.ts @@ -47,6 +47,13 @@ describe('MnemonicWalletSubprovider', () => { const txHex = await subprovider.signTransactionAsync(txData); expect(txHex).to.be.equal(fixtureData.TX_DATA_ACCOUNT_1_SIGNED_RESULT); }); + it('signs an EIP712 sign typed data message', async () => { + const signature = await subprovider.signTypedDataAsync( + fixtureData.TEST_RPC_ACCOUNT_0, + fixtureData.EIP712_TEST_TYPED_DATA, + ); + expect(signature).to.be.equal(fixtureData.EIP712_TEST_TYPED_DATA_SIGNED_RESULT); + }); }); describe('failure cases', () => { it('throws an error if address is invalid ', async () => { @@ -118,6 +125,20 @@ describe('MnemonicWalletSubprovider', () => { }); provider.sendAsync(payload, callback); }); + it('signs an EIP712 sign typed data message with eth_signTypedData', (done: DoneCallback) => { + const payload = { + jsonrpc: '2.0', + method: 'eth_signTypedData', + params: [fixtureData.TEST_RPC_ACCOUNT_0, fixtureData.EIP712_TEST_TYPED_DATA], + id: 1, + }; + const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => { + expect(err).to.be.a('null'); + expect(response.result).to.be.equal(fixtureData.EIP712_TEST_TYPED_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) => { 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 95773145f..4cd70e5ed 100644 --- a/packages/subproviders/test/unit/private_key_wallet_subprovider_test.ts +++ b/packages/subproviders/test/unit/private_key_wallet_subprovider_test.ts @@ -32,6 +32,13 @@ describe('PrivateKeyWalletSubprovider', () => { const txHex = await subprovider.signTransactionAsync(fixtureData.TX_DATA); expect(txHex).to.be.equal(fixtureData.TX_DATA_SIGNED_RESULT); }); + it('signs an EIP712 sign typed data message', async () => { + const signature = await subprovider.signTypedDataAsync( + fixtureData.TEST_RPC_ACCOUNT_0, + fixtureData.EIP712_TEST_TYPED_DATA, + ); + expect(signature).to.be.equal(fixtureData.EIP712_TEST_TYPED_DATA_SIGNED_RESULT); + }); }); }); describe('calls through a provider', () => { @@ -103,6 +110,20 @@ describe('PrivateKeyWalletSubprovider', () => { }); provider.sendAsync(payload, callback); }); + it('signs an EIP712 sign typed data message with eth_signTypedData', (done: DoneCallback) => { + const payload = { + jsonrpc: '2.0', + method: 'eth_signTypedData', + params: [fixtureData.TEST_RPC_ACCOUNT_0, fixtureData.EIP712_TEST_TYPED_DATA], + id: 1, + }; + const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => { + expect(err).to.be.a('null'); + expect(response.result).to.be.equal(fixtureData.EIP712_TEST_TYPED_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) => { diff --git a/packages/subproviders/test/utils/fixture_data.ts b/packages/subproviders/test/utils/fixture_data.ts index 7cf502c97..3eb4493b5 100644 --- a/packages/subproviders/test/utils/fixture_data.ts +++ b/packages/subproviders/test/utils/fixture_data.ts @@ -30,4 +30,35 @@ export const fixtureData = { '0xf85f8080822710940000000000000000000000000000000000000000808078a0712854c73c69445cc1b22a7c3d7312ff9a97fe4ffba35fd636e8236b211b6e7ca0647cee031615e52d916c7c707025bc64ad525d8f1b9876c3435a863b42743178', TX_DATA_ACCOUNT_1_SIGNED_RESULT: '0xf85f8080822710940000000000000000000000000000000000000000808078a04b02af7ff3f18ce114b601542cc8ebdc50921354f75dd510d31793453a0710e6a0540082a01e475465801b8186a2edc79ec1a2dcf169b9781c25a58a417023c9ca', + EIP712_TEST_TYPED_DATA: { + types: { + EIP712Domain: [ + { + name: 'name', + type: 'string', + }, + ], + Test: [ + { + name: 'testAddress', + type: 'address', + }, + { + name: 'testNumber', + type: 'uint256', + }, + ], + }, + domain: { + name: 'Test', + }, + message: { + testAddress: '0x0000000000000000000000000000000000000000', + testNumber: '12345', + }, + primaryType: 'Test', + }, + EIP712_TEST_TYPED_DATA_HASH: '0xb460d69ca60383293877cd765c0f97bd832d66bca720f7e32222ce1118832493', + EIP712_TEST_TYPED_DATA_SIGNED_RESULT: + '0x20af5b6bfc3658942198d6eeda159b4ed589f90cee6eac3ba117818ffba5fd7e354a353aad93faabd6eb6c66e17921c92bd1cd09c92a770f554470dc3e254ce701', }; 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