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authorJacob Evans <jacob@dekz.net>2018-08-09 10:24:52 +0800
committerJacob Evans <jacob@dekz.net>2018-08-11 16:27:21 +0800
commitca4905c3436931684d113ec66882836a4d0b265b (patch)
tree75edee08dcef867185a0fec7f590f3f79a601ba2 /packages/order-utils
parent5d4dd406f2946b43377049d7422c72b433bc64ab (diff)
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Rename from SignerProviderType.EthSign to SignerType.Default
Diffstat (limited to 'packages/order-utils')
-rw-r--r--packages/order-utils/src/order_factory.ts20
-rw-r--r--packages/order-utils/src/signature_utils.ts83
-rw-r--r--packages/order-utils/test/signature_utils_test.ts87
3 files changed, 98 insertions, 92 deletions
diff --git a/packages/order-utils/src/order_factory.ts b/packages/order-utils/src/order_factory.ts
index bd6bb84b8..4a6f3924b 100644
--- a/packages/order-utils/src/order_factory.ts
+++ b/packages/order-utils/src/order_factory.ts
@@ -1,4 +1,4 @@
-import { Order, SignedOrder, SignerProviderType } from '@0xproject/types';
+import { Order, SignedOrder, SignerType } from '@0xproject/types';
import { BigNumber } from '@0xproject/utils';
import { Provider } from 'ethereum-types';
import * as _ from 'lodash';
@@ -58,12 +58,11 @@ export const orderFactory = {
createOrderOpts,
);
const orderHash = orderHashUtils.getOrderHashHex(order);
- const signature = await ecSignOrderHashAsync(provider, orderHash, makerAddress, SignerProviderType.EthSign);
+ const signature = await ecSignOrderHashAsync(provider, orderHash, makerAddress, SignerType.Default);
const signedOrder: SignedOrder = _.assign(order, { signature });
return signedOrder;
},
};
-<<<<<<< HEAD
function generateDefaultCreateOrderOpts(): {
takerAddress: string;
@@ -84,18 +83,3 @@ function generateDefaultCreateOrderOpts(): {
expirationTimeSeconds: constants.INFINITE_TIMESTAMP_SEC,
};
}
-
-function getVRSHexString(ecSignature: ECSignature): string {
- const ETH_SIGN_SIGNATURE_TYPE = '03';
- const vrs = `${intToHex(ecSignature.v)}${ethUtil.stripHexPrefix(ecSignature.r)}${ethUtil.stripHexPrefix(
- ecSignature.s,
- )}${ETH_SIGN_SIGNATURE_TYPE}`;
- return vrs;
-}
-
-function intToHex(i: number): string {
- const hex = ethUtil.bufferToHex(ethUtil.toBuffer(i));
- return hex;
-}
-=======
->>>>>>> Introduce SignerProviderType
diff --git a/packages/order-utils/src/signature_utils.ts b/packages/order-utils/src/signature_utils.ts
index db5a35f80..5a58edf38 100644
--- a/packages/order-utils/src/signature_utils.ts
+++ b/packages/order-utils/src/signature_utils.ts
@@ -1,5 +1,5 @@
import { schemas } from '@0xproject/json-schemas';
-import { ECSignature, SignatureType, SignerProviderType, ValidatorSignature } from '@0xproject/types';
+import { ECSignature, SignatureType, SignerType, ValidatorSignature } from '@0xproject/types';
import { Web3Wrapper } from '@0xproject/web3-wrapper';
import { Provider } from 'ethereum-types';
import * as ethUtil from 'ethereumjs-util';
@@ -48,7 +48,7 @@ export async function isValidSignatureAsync(
case SignatureType.EthSign: {
const ecSignature = parseECSignature(signature);
- const prefixedMessageHex = addSignedMessagePrefix(data, SignerProviderType.EthSign);
+ const prefixedMessageHex = addSignedMessagePrefix(data, SignerType.Default);
return isValidECSignature(prefixedMessageHex, ecSignature, signerAddress);
}
@@ -72,7 +72,7 @@ export async function isValidSignatureAsync(
}
case SignatureType.Trezor: {
- const prefixedMessageHex = addSignedMessagePrefix(data, SignerProviderType.Trezor);
+ const prefixedMessageHex = addSignedMessagePrefix(data, SignerType.Trezor);
const ecSignature = parseECSignature(signature);
return isValidECSignature(prefixedMessageHex, ecSignature, signerAddress);
}
@@ -196,15 +196,15 @@ export function isValidECSignature(data: string, signature: ECSignature, signerA
* @param orderHash Hex encoded orderHash to sign.
* @param signerAddress The hex encoded Ethereum address you wish to sign it with. This address
* must be available via the Provider supplied to 0x.js.
- * @param signerProviderType Different signers add/require different prefixes to be prepended to the message being signed.
- * Since we cannot know ahead of time which signer you are using, you must supply a SignerProviderType.
+ * @param signerType Different signers add/require different prefixes to be prepended to the message being signed.
+ * Since we cannot know ahead of time which signer you are using, you must supply a SignerType.
* @return A hex encoded string containing the Elliptic curve signature generated by signing the orderHash and the Signature Type.
*/
export async function ecSignOrderHashAsync(
provider: Provider,
orderHash: string,
signerAddress: string,
- signerProviderType: SignerProviderType,
+ signerType: SignerType,
): Promise<string> {
assert.isWeb3Provider('provider', provider);
assert.isHexString('orderHash', orderHash);
@@ -214,9 +214,9 @@ export async function ecSignOrderHashAsync(
const normalizedSignerAddress = signerAddress.toLowerCase();
let msgHashHex = orderHash;
- const prefixedMsgHashHex = addSignedMessagePrefix(orderHash, signerProviderType);
+ const prefixedMsgHashHex = addSignedMessagePrefix(orderHash, signerType);
// Metamask incorrectly implements eth_sign and does not prefix the message as per the spec
- if (signerProviderType === SignerProviderType.Metamask) {
+ if (signerType === SignerType.Metamask) {
msgHashHex = prefixedMsgHashHex;
}
const signature = await web3Wrapper.signMessageAsync(normalizedSignerAddress, msgHashHex);
@@ -225,22 +225,22 @@ export async function ecSignOrderHashAsync(
// v + r + s OR r + s + v, and different clients (even different versions of the same client)
// return the signature params in different orders. In order to support all client implementations,
// we parse the signature in both ways, and evaluate if either one is a valid signature.
+ // r + s + v is the most prevalent format from eth_sign, so we attempt this first.
// tslint:disable-next-line:custom-no-magic-numbers
const validVParamValues = [27, 28];
- const ecSignatureVRS = parseSignatureHexAsVRS(signature);
- if (_.includes(validVParamValues, ecSignatureVRS.v)) {
- const isValidVRSSignature = isValidECSignature(prefixedMsgHashHex, ecSignatureVRS, normalizedSignerAddress);
- if (isValidVRSSignature) {
- const convertedSignatureHex = convertECSignatureToSignatureHex(ecSignatureVRS, signerProviderType);
- return convertedSignatureHex;
- }
- }
-
const ecSignatureRSV = parseSignatureHexAsRSV(signature);
if (_.includes(validVParamValues, ecSignatureRSV.v)) {
const isValidRSVSignature = isValidECSignature(prefixedMsgHashHex, ecSignatureRSV, normalizedSignerAddress);
if (isValidRSVSignature) {
- const convertedSignatureHex = convertECSignatureToSignatureHex(ecSignatureRSV, signerProviderType);
+ const convertedSignatureHex = convertECSignatureToSignatureHex(ecSignatureRSV, signerType);
+ return convertedSignatureHex;
+ }
+ }
+ const ecSignatureVRS = parseSignatureHexAsVRS(signature);
+ if (_.includes(validVParamValues, ecSignatureVRS.v)) {
+ const isValidVRSSignature = isValidECSignature(prefixedMsgHashHex, ecSignatureVRS, normalizedSignerAddress);
+ if (isValidVRSSignature) {
+ const convertedSignatureHex = convertECSignatureToSignatureHex(ecSignatureVRS, signerType);
return convertedSignatureHex;
}
}
@@ -250,23 +250,32 @@ export async function ecSignOrderHashAsync(
/**
* Combines ECSignature with V,R,S and the relevant signature type for use in 0x protocol
* @param ecSignature The ECSignature of the signed data
- * @param signerProviderType The SignerProviderType of the signed data
- * @return Hex encoded string of signature with Signature Type
+ * @param signerType The SignerType of the signed data
+ * @return Hex encoded string of signature (v,r,s) with Signature Type
*/
-export function convertECSignatureToSignatureHex(
- ecSignature: ECSignature,
- signerProviderType: SignerProviderType,
-): string {
+export function convertECSignatureToSignatureHex(ecSignature: ECSignature, signerType: SignerType): string {
const signatureBuffer = Buffer.concat([
ethUtil.toBuffer(ecSignature.v),
ethUtil.toBuffer(ecSignature.r),
ethUtil.toBuffer(ecSignature.s),
]);
const signatureHex = `0x${signatureBuffer.toString('hex')}`;
- const signatureType =
- signerProviderType === SignerProviderType.Trezor ? SignatureType.Trezor : SignatureType.EthSign;
- const signatureWithType = convertToSignatureWithType(signatureHex, signatureType);
- return signatureWithType;
+ switch (signerType) {
+ case SignerType.Metamask:
+ case SignerType.Ledger:
+ case SignerType.Default: {
+ const signatureType = SignatureType.EthSign;
+ const signatureWithType = convertToSignatureWithType(signatureHex, signatureType);
+ return signatureWithType;
+ }
+ case SignerType.Trezor: {
+ const signatureType = SignatureType.Trezor;
+ const signatureWithType = convertToSignatureWithType(signatureHex, signatureType);
+ return signatureWithType;
+ }
+ default:
+ throw new Error(`Unrecognized SignerType: ${signerType}`);
+ }
}
/**
* Combines the signature proof and the Signature Type.
@@ -282,30 +291,30 @@ export function convertToSignatureWithType(signature: string, signatureType: Sig
/**
* Adds the relevant prefix to the message being signed.
* @param message Message to sign
- * @param signerProviderType The type of message prefix to add for a given SignerProviderType. Different signers expect
+ * @param signerType The type of message prefix to add for a given SignerType. Different signers expect
* specific message prefixes.
* @return Prefixed message
*/
-export function addSignedMessagePrefix(message: string, signerProviderType: SignerProviderType): string {
+export function addSignedMessagePrefix(message: string, signerType: SignerType = SignerType.Default): string {
assert.isString('message', message);
- assert.doesBelongToStringEnum('signerProviderType', signerProviderType, SignerProviderType);
- switch (signerProviderType) {
- case SignerProviderType.Metamask:
- case SignerProviderType.Ledger:
- case SignerProviderType.EthSign: {
+ assert.doesBelongToStringEnum('signerType', signerType, SignerType);
+ switch (signerType) {
+ case SignerType.Metamask:
+ case SignerType.Ledger:
+ case SignerType.Default: {
const msgBuff = ethUtil.toBuffer(message);
const prefixedMsgBuff = ethUtil.hashPersonalMessage(msgBuff);
const prefixedMsgHex = ethUtil.bufferToHex(prefixedMsgBuff);
return prefixedMsgHex;
}
- case SignerProviderType.Trezor: {
+ case SignerType.Trezor: {
const msgBuff = ethUtil.toBuffer(message);
const prefixedMsgBuff = hashTrezorPersonalMessage(msgBuff);
const prefixedMsgHex = ethUtil.bufferToHex(prefixedMsgBuff);
return prefixedMsgHex;
}
default:
- throw new Error(`Unrecognized SignerProviderType: ${signerProviderType}`);
+ throw new Error(`Unrecognized SignerType: ${signerType}`);
}
}
diff --git a/packages/order-utils/test/signature_utils_test.ts b/packages/order-utils/test/signature_utils_test.ts
index de76e82ac..a25d2afd6 100644
--- a/packages/order-utils/test/signature_utils_test.ts
+++ b/packages/order-utils/test/signature_utils_test.ts
@@ -1,4 +1,4 @@
-import { SignerProviderType } from '@0xproject/types';
+import { SignerType } from '@0xproject/types';
import { BigNumber } from '@0xproject/utils';
import * as chai from 'chai';
import { JSONRPCErrorCallback, JSONRPCRequestPayload } from 'ethereum-types';
@@ -7,7 +7,7 @@ import 'mocha';
import * as Sinon from 'sinon';
import { ecSignOrderHashAsync, generatePseudoRandomSalt } from '../src';
-import { isValidECSignature, isValidSignatureAsync } from '../src/signature_utils';
+import { convertECSignatureToSignatureHex, isValidECSignature, isValidSignatureAsync } from '../src/signature_utils';
import { chaiSetup } from './utils/chai_setup';
import { provider, web3Wrapper } from './utils/web3_wrapper';
@@ -124,12 +124,7 @@ describe('Signature utils', () => {
const orderHash = '0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b0';
const expectedSignature =
'0x1b61a3ed31b43c8780e905a260a35faefcc527be7516aa11c0256729b5b351bc3340349190569279751135161d22529dc25add4f6069af05be04cacbda2ace225403';
- const ecSignature = await ecSignOrderHashAsync(
- provider,
- orderHash,
- makerAddress,
- SignerProviderType.EthSign,
- );
+ const ecSignature = await ecSignOrderHashAsync(provider, orderHash, makerAddress, SignerType.Default);
expect(ecSignature).to.equal(expectedSignature);
});
it('should return the correct Signature for signatureHex concatenated as R + S + V', async () => {
@@ -155,12 +150,7 @@ describe('Signature utils', () => {
}
},
};
- const ecSignature = await ecSignOrderHashAsync(
- fakeProvider,
- orderHash,
- makerAddress,
- SignerProviderType.EthSign,
- );
+ const ecSignature = await ecSignOrderHashAsync(fakeProvider, orderHash, makerAddress, SignerType.Default);
expect(ecSignature).to.equal(expectedSignature);
});
it('should return the correct Signature for signatureHex concatenated as V + R + S', async () => {
@@ -183,32 +173,28 @@ describe('Signature utils', () => {
},
};
- const ecSignature = await ecSignOrderHashAsync(
- fakeProvider,
- orderHash,
- makerAddress,
- SignerProviderType.EthSign,
- );
+ const ecSignature = await ecSignOrderHashAsync(fakeProvider, orderHash, makerAddress, SignerType.Default);
expect(ecSignature).to.equal(expectedSignature);
});
// Note this is due to a bug in Metamask where it does not prefix before signing, this is a known issue and is to be fixed in the future
// Source: https://github.com/MetaMask/metamask-extension/commit/a9d36860bec424dcee8db043d3e7da6a5ff5672e
- it('should receive a payload modified with a prefix when Metamask is SignerProviderType', async () => {
+ it('should receive a payload modified with a prefix when Metamask is SignerType', async () => {
const orderHash = '0x34decbedc118904df65f379a175bb39ca18209d6ce41d5ed549d54e6e0a95004';
const orderHashPrefixed = '0xae70f31d26096291aa681b26cb7574563956221d0b4213631e1ef9df675d4cba';
const expectedSignature =
'0x1b117902c86dfb95fe0d1badd983ee166ad259b27acb220174cbb4460d872871137feabdfe76e05924b484789f79af4ee7fa29ec006cedce1bbf369320d034e10b03';
+ // Generated from a MM eth_sign request from 0x5409ed021d9299bf6814279a6a1411a7e866a631 signing 0xae70f31d26096291aa681b26cb7574563956221d0b4213631e1ef9df675d4cba
+ const metamaskSignature =
+ '0x117902c86dfb95fe0d1badd983ee166ad259b27acb220174cbb4460d872871137feabdfe76e05924b484789f79af4ee7fa29ec006cedce1bbf369320d034e10b1b';
const fakeProvider = {
async sendAsync(payload: JSONRPCRequestPayload, callback: JSONRPCErrorCallback): Promise<void> {
if (payload.method === 'eth_sign') {
- const [address, message] = payload.params;
+ const [, message] = payload.params;
expect(message).to.equal(orderHashPrefixed);
- const signature =
- '0x1b117902c86dfb95fe0d1badd983ee166ad259b27acb220174cbb4460d872871137feabdfe76e05924b484789f79af4ee7fa29ec006cedce1bbf369320d034e10b';
callback(null, {
id: 42,
jsonrpc: '2.0',
- result: signature,
+ result: metamaskSignature,
});
} else {
callback(null, { id: 42, jsonrpc: '2.0', result: [makerAddress] });
@@ -216,25 +202,52 @@ describe('Signature utils', () => {
},
};
- const ecSignature = await ecSignOrderHashAsync(
- fakeProvider,
- orderHash,
- makerAddress,
- SignerProviderType.Metamask,
- );
+ const ecSignature = await ecSignOrderHashAsync(fakeProvider, orderHash, makerAddress, SignerType.Metamask);
expect(ecSignature).to.equal(expectedSignature);
});
it('should return a valid signature', async () => {
const orderHash = '0x34decbedc118904df65f379a175bb39ca18209d6ce41d5ed549d54e6e0a95004';
- const ecSignature = await ecSignOrderHashAsync(
- provider,
- orderHash,
- makerAddress,
- SignerProviderType.EthSign,
- );
+ const ecSignature = await ecSignOrderHashAsync(provider, orderHash, makerAddress, SignerType.Default);
const isValidSignature = await isValidSignatureAsync(provider, orderHash, ecSignature, makerAddress);
expect(isValidSignature).to.be.true();
});
});
+ describe('#convertECSignatureToSignatureHex', () => {
+ const ecSignature: ECSignature = {
+ v: 27,
+ r: '0xaca7da997ad177f040240cdccf6905b71ab16b74434388c3a72f34fd25d64393',
+ s: '0x46b2bac274ff29b48b3ea6e2d04c1336eaceafda3c53ab483fc3ff12fac3ebf2',
+ };
+ it('should concatenate v,r,s and append the Trezor signature type', async () => {
+ const expectedSignatureWithSignatureType =
+ '0x1baca7da997ad177f040240cdccf6905b71ab16b74434388c3a72f34fd25d6439346b2bac274ff29b48b3ea6e2d04c1336eaceafda3c53ab483fc3ff12fac3ebf208';
+ const signatureWithSignatureType = convertECSignatureToSignatureHex(ecSignature, SignerType.Trezor);
+ expect(signatureWithSignatureType).to.equal(expectedSignatureWithSignatureType);
+ });
+ it('should concatenate v,r,s and append the EthSign signature type when SignerType is Default', async () => {
+ const expectedSignatureWithSignatureType =
+ '0x1baca7da997ad177f040240cdccf6905b71ab16b74434388c3a72f34fd25d6439346b2bac274ff29b48b3ea6e2d04c1336eaceafda3c53ab483fc3ff12fac3ebf203';
+ const signatureWithSignatureType = convertECSignatureToSignatureHex(ecSignature, SignerType.Default);
+ expect(signatureWithSignatureType).to.equal(expectedSignatureWithSignatureType);
+ });
+ it('should concatenate v,r,s and append the EthSign signature type when SignerType is Ledger', async () => {
+ const expectedSignatureWithSignatureType =
+ '0x1baca7da997ad177f040240cdccf6905b71ab16b74434388c3a72f34fd25d6439346b2bac274ff29b48b3ea6e2d04c1336eaceafda3c53ab483fc3ff12fac3ebf203';
+ const signatureWithSignatureType = convertECSignatureToSignatureHex(ecSignature, SignerType.Ledger);
+ expect(signatureWithSignatureType).to.equal(expectedSignatureWithSignatureType);
+ });
+ it('should concatenate v,r,s and append the EthSign signature type when SignerType is Metamask', async () => {
+ const expectedSignatureWithSignatureType =
+ '0x1baca7da997ad177f040240cdccf6905b71ab16b74434388c3a72f34fd25d6439346b2bac274ff29b48b3ea6e2d04c1336eaceafda3c53ab483fc3ff12fac3ebf203';
+ const signatureWithSignatureType = convertECSignatureToSignatureHex(ecSignature, SignerType.Metamask);
+ expect(signatureWithSignatureType).to.equal(expectedSignatureWithSignatureType);
+ });
+ it('should throw if the SignerType is invalid', async () => {
+ const expectedMessage = 'Unrecognized SignerType: INVALID_SIGNER';
+ expect(() => convertECSignatureToSignatureHex(ecSignature, 'INVALID_SIGNER' as SignerType)).to.throw(
+ expectedMessage,
+ );
+ });
+ });
});