bot18/node_modules/bitfinex-api-node/lib/util/gen_auth_sig.js

A high-frequency cryptocurrency trading bot by Zenbot creator @carlos8f

'use strict'

const crypto = require('crypto')
let nonce = Date.now() * 1000

const genAuthSig = (secret, payload = '') => {
  if (payload.length === 0) {
    payload = `AUTH${nonce}${nonce}`
  }

  const sig = crypto
    .createHmac('sha384', secret)
    .update(payload)
    .digest('hex')

  return {
    payload,
    sig,
    nonce: nonce++
  }
}

module.exports = genAuthSig