xud
Version:
Exchange Union Daemon
93 lines • 4.22 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.generate = exports.deriveChild = exports.decipher = exports.encipher = exports.keystore = void 0;
const assert_1 = __importDefault(require("assert"));
const child_process_1 = require("child_process");
const path_1 = __importDefault(require("path"));
const util_1 = require("util");
const seedutilPath = path_1.default.join(__dirname, '..', '..', 'seedutil', 'seedutil');
/** A promisified wrapped for the NodeJS `child_process.exec` method. */
const exec = util_1.promisify(child_process_1.exec);
/**
* Executes the seedutil tool to generate an ethereum keystore from the given
* mnemonic and password at the specified path.
* @param mnemonic the 24 seed recovery mnemonic
* @param password the password to protect the keystore
* @param pathVal the path in which to create the keystore directory
*/
function keystore(mnemonic, password, pathVal) {
return __awaiter(this, void 0, void 0, function* () {
const { stdout, stderr } = yield exec(`${seedutilPath} keystore -pass=${password} -path=${pathVal} ${mnemonic.join(' ')}`);
if (stderr) {
throw new Error(stderr);
}
if (!stdout.includes('Keystore created')) {
throw new Error(stdout);
}
});
}
exports.keystore = keystore;
/**
* Executes the seedutil tool to encipher a deciphered seed hex string into a mnemonic
* @param decipheredSeedHex the deciphered seed in hex format
*/
function encipher(decipheredSeedHex) {
return __awaiter(this, void 0, void 0, function* () {
const { stdout, stderr } = yield exec(`${seedutilPath} encipher ${decipheredSeedHex}`);
if (stderr) {
throw new Error(stderr);
}
const mnemonic = stdout.trim().split(' ');
assert_1.default.equal(mnemonic.length, 24, 'seedutil did not encipher mnemonic of exactly 24 words');
return mnemonic;
});
}
exports.encipher = encipher;
function decipher(mnemonic) {
return __awaiter(this, void 0, void 0, function* () {
const { stdout, stderr } = yield exec(`${seedutilPath} decipher ${mnemonic.join(' ')}`);
if (stderr) {
throw new Error(stderr);
}
const decipheredSeed = stdout.trim();
return Buffer.from(decipheredSeed, 'hex');
});
}
exports.decipher = decipher;
function deriveChild(mnemonic, clientType) {
return __awaiter(this, void 0, void 0, function* () {
const { stdout, stderr } = yield exec(`${seedutilPath} derivechild -client ${clientType} ${mnemonic.join(' ')}`);
if (stderr) {
throw new Error(stderr);
}
const childMnenomic = stdout.trim().split(' ');
assert_1.default.equal(childMnenomic.length, 24, 'seedutil did not derive child mnemonic of exactly 24 words');
return childMnenomic;
});
}
exports.deriveChild = deriveChild;
function generate() {
return __awaiter(this, void 0, void 0, function* () {
const { stdout, stderr } = yield exec(`${seedutilPath} generate`);
if (stderr) {
throw new Error(stderr);
}
const mnemonic = stdout.trim().split(' ');
assert_1.default.equal(mnemonic.length, 24, 'seedutil did not generate mnemonic of exactly 24 words');
return mnemonic;
});
}
exports.generate = generate;
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