Skip to content

Instantly share code, notes, and snippets.

Embed
What would you like to do?
./bin/www com socket.io
#!/usr/bin/env node
/**
* Module dependencies.
*/
var app = require('../app')
var debug = require('debug')('knex:server')
var http = require('http')
/**
* Get port from environment and store in Express.
*/
var port = normalizePort(process.env.PORT || '3000')
app.set('port', port)
/**
* Create HTTP server.
*/
var server = http.createServer(app)
/**
* Listen for socket.io
*/
if (process.env.NODE_ENV !== 'prodution') {
var io = require('socket.io')(server)
}
/**
* Listen on provided port, on all network interfaces.
*/
server.listen(port)
server.on('error', onError)
server.on('listening', onListening)
/**
* Normalize a port into a number, string, or false.
*/
function normalizePort(val) {
var port = parseInt(val, 10)
if (isNaN(port)) {
// named pipe
return val
}
if (port >= 0) {
// port number
return port
}
return false
}
/**
* Event listener for HTTP server "error" event.
*/
function onError(error) {
if (error.syscall !== 'listen') {
throw error
}
var bind = typeof port === 'string' ? 'Pipe ' + port : 'Port ' + port
// handle specific listen errors with friendly messages
switch (error.code) {
case 'EACCES':
console.error(bind + ' requires elevated privileges')
process.exit(1)
break
case 'EADDRINUSE':
console.error(bind + ' is already in use')
process.exit(1)
break
default:
throw error
}
}
/**
* Event listener for HTTP server "listening" event.
*/
function onListening() {
var addr = server.address()
var bind = typeof addr === 'string' ? 'pipe ' + addr : 'port ' + addr.port
debug('Listening on ' + bind)
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment