MyCrypto/common/derivation-checker.ts
HenryNguyen5 8fe664c171 Replace bignumber.js with bn.js (#319)
* Add definition file for bn.js

* Remove types-bn

* make isBN a static property

* progress commit -- swap out bignumber.js for bn.js

* Swap out bignumber for bn in vendor

* Change modn to number return

* Start to strip out units lib for a string manipulation based lib

* Convert codebase to only base units

* Get rid of useless component

* Handle only wei in values

* Use unit conversion in sidebar

* Automatically strip hex prefix, and  handle decimal edge case

* Handle base 16 wei in transactions

* Make a render callback component for dealing with unit conversion

* Switch contracts to use bn.js, and get transaction values from signedTx instead of state

* Get send transaction  working with bn.js

* Remove redundant hex stripping,  return base value of tokens

* Cleanup unit file

* Re-implement toFixed for strings

* Use formatNumber in codebase

* Cleanup code

* Undo package test changes

* Update snapshot and remove console logs

* Use TokenValue / Wei more consistently where applicable

* Add typing to deterministicWallets, fix confirmation modal, make UnitDisplay more flexible

* Clean up prop handling in UnitDisplay

* Change instanceof to typeof check, change boolean of displayBalance

* Fix tsc errors

* Fix token row displaying wrong decimals

* Fix deterministic modal token display

* Handle hex and non hex strings automatically in BN conversion

* Fix handling of strings and numbers for BN

* add web3 fixes & comments

* Display short balances on deterministic modals

* add more tests, fix rounding

* Add spacer to balance sidebar network name

* Fix tsc error
2017-11-12 11:45:52 -08:00

58 lines
1.8 KiB
TypeScript

import assert from 'assert';
import { generate, IFullWallet } from 'ethereumjs-wallet';
const { exec } = require('child_process');
const ProgressBar = require('progress');
// FIXME pick a less magic number
const derivationRounds = 100;
const dockerImage = 'dternyak/eth-priv-to-addr';
const dockerTag = 'latest';
const bar = new ProgressBar(':percent :bar', { total: derivationRounds });
function promiseFromChildProcess(command): Promise<any> {
return new Promise((resolve, reject) => {
return exec(command, (err, stdout) => {
err ? reject(err) : resolve(stdout);
});
});
}
async function privToAddrViaDocker(privKeyWallet: IFullWallet) {
const command = `docker run -e key=${privKeyWallet.getPrivateKeyString()} ${
dockerImage
}:${dockerTag}`;
const dockerOutput = await promiseFromChildProcess(command);
const newlineStrippedDockerOutput = dockerOutput.replace(
/(\r\n|\n|\r)/gm,
''
);
return newlineStrippedDockerOutput;
}
async function testDerivation() {
const privKeyWallet = generate();
const privKeyWalletAddress = await privKeyWallet.getAddressString();
const dockerAddr = await privToAddrViaDocker(privKeyWallet);
// strip the checksum
const lowerCasedPrivKeyWalletAddress = privKeyWalletAddress.toLowerCase();
// ensure that pyethereum privToAddr derivation matches our (js based) derivation
assert.strictEqual(dockerAddr, lowerCasedPrivKeyWalletAddress);
}
async function testDerivationNTimes(n = derivationRounds) {
let totalRounds = 0;
while (totalRounds < n) {
await testDerivation();
bar.tick();
totalRounds += 1;
}
}
console.log('Starting testing...');
console.time('testDerivationNTimes');
testDerivationNTimes().then(() => {
console.timeEnd('testDerivationNTimes');
console.log(`Succeeded testing derivation ${derivationRounds} times :)`);
process.exit(0);
});