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kfet/bin/www

100 lines
1.8 KiB
JavaScript
Executable file

#!/usr/bin/env node
/**
* Module dependencies.
*/
const app = require("../app");
const debug = require("debug")("kfet:server");
const http = require("http");
const models = require("../models")
/**
* Get port from environment and store in Express.
*/
let port = normalizePort(process.env.PORT || "3000");
app.set("port", port);
/**
* Create HTTP server.
*/
let server = http.createServer(app);
/**
* Create socket.io server
*/
const io = require("socket.io")(server);
io.on("connection", require("../sockets"));
/**
* Listen on provided port, on all network interfaces.
*/
models.sequelize.sync().then(() => {
server.listen(port);
server.on("error", onError);
server.on("listening", onListening);
});
/**
* Normalize a port into a number, string, or false.
*/
function normalizePort(val) {
let 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;
}
let 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() {
let addr = server.address();
let bind = typeof addr === "string"
? "pipe " + addr
: "port " + addr.port;
debug("Listening on " + bind);
}