diff options
Diffstat (limited to 'packages/subproviders/src')
6 files changed, 87 insertions, 2 deletions
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', |