Created
February 23, 2018 01:31
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./bin/www com socket.io
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#!/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) | |
} |
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