lamassu-server/lib/admin/pairing.js
2021-07-22 12:15:45 +01:00

33 lines
1 KiB
JavaScript

const fs = require('fs')
const pify = require('pify')
const readFile = pify(fs.readFile)
const crypto = require('crypto')
const baseX = require('base-x')
const options = require('../options')
const db = require('../db')
const pairing = require('../pairing')
const ALPHA_BASE = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ $%*+-./:'
const bsAlpha = baseX(ALPHA_BASE)
const unpair = pairing.unpair
function totem (hostname, name) {
const caPath = options.caPath
return readFile(caPath)
.then(data => {
const caHash = crypto.createHash('sha256').update(data).digest()
const token = crypto.randomBytes(32)
const hexToken = token.toString('hex')
const caHexToken = crypto.createHash('sha256').update(hexToken).digest('hex')
const buf = Buffer.concat([caHash, token, Buffer.from(hostname)])
const sql = 'insert into pairing_tokens (token, name) values ($1, $3), ($2, $3)'
return db.none(sql, [hexToken, caHexToken, name])
.then(() => bsAlpha.encode(buf))
})
}
module.exports = {totem, unpair}