ethjs-iolite-signer

A simple module for signing iOlite transactions.

WARNING: This module does not have EIP155 replay protection, do not use until it is upgraded.

Install

npm install --save ethjs-iolite-signer

Usage

const HttpProvider = require('ethjs-provider-http');
const Eth = require('ethjs-query');
const eth = new Eth(new HttpProvider('http://localhost:8545'));
const sign = require('ethjs-iolite-signer').sign;
const BN = require('bignumber.js');
 
const address = '0x0F6af8F8D7AAD198a7607C96fb74Ffa02C5eD86B';
const privateKey = '0xecbcd9838f7f2afa6e809df8d7cdae69aa5dfc14d563ee98e97effd3f6a652f2';
 
eth.getTransactionCount(address).then((nonce) => {
  eth.sendRawTransaction(sign({
    to: '0xce31a19193d4b23f4e9d6163d7247243bAF801c3',
    value: 300000,
    gas: new BN('43092000'),
    // when sending a raw transactions it's necessary to set the gas price, currently 0.00000002 ETH
    gasPrice: new BN('20000000000'),
    nonce: nonce,
    metadata: '0xf87b948f9767c5e8fff4be9295f71c8efed26332d19f11b864f906a4400000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000c48656c6c6f20694f6c6974650000000000000000000000000000000000000000',
    metadataLimit: '0x1234'
  }, privateKey)).then((txHash) => {
    console.log('Transaction Hash', txHash);
  });
});

Note, that address and private key are a valid address and private key. Only use this example address for local testing and setup. You will loose your Ether if you send it to this address.

Method API

sign     <Function  (Object, String [, Boolean]) : (String|Array)>
signWeb3 <Function  (Object, String [, Boolean]) : (Object)>
recover  <Function  (Object|String, Number, Object, Object) : (Object)>

Contributing

Please help better the ecosystem by submitting issues and pull requests to ethjs-signer. We need all the help we can get to build the absolute best linting standards and utilities. We follow the AirBNB linting standard and the unix philosophy.

Guides

You'll find more detailed information on using ethjs-signer or ethjs-iolite-signer and tailoring it to your needs in our guides:

User guide - Usage, configuration, FAQ and complementary tools.
Developer guide - Contributing to ethjs-signer or ethjs-iolite-signer and writing your own code and coverage.

ethjs-iolite-signer