lamassu-server/lib/middlewares/populateDeviceId.js
2024-02-09 19:05:58 +00:00

26 lines
641 B
JavaScript

const _ = require('lodash/fp')
const crypto = require('crypto')
const logger = require('../logger')
function sha256 (buf) {
if (!buf) return null
const hash = crypto.createHash('sha256')
hash.update(buf)
return hash.digest('hex').toString('hex')
}
const populateDeviceId = function (req, res, next) {
const deviceId = _.isFunction(req.connection.getPeerCertificate)
? sha256(req.connection.getPeerCertificate()?.raw)
: null
if (!deviceId) return res.status(500).json({ error: 'Unable to find certificate' })
req.deviceId = deviceId
req.deviceTime = req.get('date')
next()
}
module.exports = populateDeviceId