app.js

/* eslint-disable no-console */
const express = require('express')
const http = require('http')
const app = express()

app.set('port', process.env.PORT || 8080)
app.post('/deploy/', function (req, res) {
    const spawn = require('child_process').spawn
    const deploy = spawn('sh', ['./deploy.sh'])

    deploy.stdout.on('data', function (data) {
        console.log(data)
    })

    deploy.on('close', function (code) {
        console.log('Child process exited with code ' + code)
    })
    res.json(200, {message: 'Github Hook received!'})
})

http.createServer(app).listen(app.get('port'), function () {
    console.log('Express server listening on port ' + app.get('port'))
})