You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
53 lines
1.4 KiB
53 lines
1.4 KiB
import log from 'loglevel';
|
|
import Wallet from 'ethereumjs-wallet';
|
|
import importers from 'ethereumjs-wallet/thirdparty';
|
|
import ethUtil from 'ethereumjs-util';
|
|
import { addHexPrefix } from '../lib/util';
|
|
|
|
const accountImporter = {
|
|
importAccount(strategy, args) {
|
|
try {
|
|
const importer = this.strategies[strategy];
|
|
const privateKeyHex = importer(...args);
|
|
return Promise.resolve(privateKeyHex);
|
|
} catch (e) {
|
|
return Promise.reject(e);
|
|
}
|
|
},
|
|
|
|
strategies: {
|
|
'Private Key': (privateKey) => {
|
|
if (!privateKey) {
|
|
throw new Error('Cannot import an empty key.');
|
|
}
|
|
|
|
const prefixed = addHexPrefix(privateKey);
|
|
const buffer = ethUtil.toBuffer(prefixed);
|
|
|
|
if (!ethUtil.isValidPrivate(buffer)) {
|
|
throw new Error('Cannot import invalid private key.');
|
|
}
|
|
|
|
const stripped = ethUtil.stripHexPrefix(prefixed);
|
|
return stripped;
|
|
},
|
|
'JSON File': (input, password) => {
|
|
let wallet;
|
|
try {
|
|
wallet = importers.fromEtherWallet(input, password);
|
|
} catch (e) {
|
|
log.debug('Attempt to import as EtherWallet format failed, trying V3');
|
|
wallet = Wallet.fromV3(input, password, true);
|
|
}
|
|
|
|
return walletToPrivateKey(wallet);
|
|
},
|
|
},
|
|
};
|
|
|
|
function walletToPrivateKey(wallet) {
|
|
const privateKeyBuffer = wallet.getPrivateKey();
|
|
return ethUtil.bufferToHex(privateKeyBuffer);
|
|
}
|
|
|
|
export default accountImporter;
|
|
|