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| // Setup basic express server | |
| var os = require('os') | |
| var bodyParser = require('body-parser'); | |
| var express = require('express'); | |
| var path = require('path'); | |
| var config = require('./config'); | |
| var app = express(); | |
| app.use(bodyParser.json()); // for parsing application/json | |
| var server = require('http').createServer(app); | |
| var io = require('socket.io')(server); | |
| // for serving the static client files | |
| app.use(express.static(path.join(__dirname, 'public'))); | |
| app.get('/', function (req, res) { | |
| res.sendFile(__dirname + '/public/index.html'); | |
| }); | |
| var notification_channel = 'notification_channel'; | |
| io.on('connection', function(socket) { // new user connected | |
| var data = { | |
| "server_hostname": os.hostname() | |
| } | |
| socket.emit("initial_data", data); | |
| }); | |
| app.post('/notify', function(req, res){ | |
| console.log("Got a request from client to notify"); | |
| var dt = new Date(); | |
| var utcDate = dt.toUTCString(); | |
| var emit_data = { | |
| user_id: req.body.user_id, | |
| server_timestamp: utcDate, | |
| } | |
| io.sockets.emit(notification_channel,emit_data); | |
| res.send("done!"); | |
| }); | |
| server.listen(config.PORT, config.HOST, function() { | |
| console.log('Server listening at %s:%d', config.HOST, config.PORT); | |
| }); | |
| process.on('SIGTERM', function() { | |
| console.log('Received SIGTERM, shutting down server'); | |
| server.close(); | |
| process.exit(0); | |
| }); |
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