Create Node.js

Node.js

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+$ npm install vhost
+
+var vhost = require('vhost')
+
+var connect = require('connect')
+var vhost = require('vhost')
+var app = connect()
+
+app.use(vhost('*.*.example.com', function handle (req, res, next) {
+  // for match of "foo.bar.example.com:8080" against "*.*.example.com":
+  console.dir(req.vhost.host) // => 'foo.bar.example.com:8080'
+  console.dir(req.vhost.hostname) // => 'foo.bar.example.com'
+  console.dir(req.vhost.length) // => 2
+  console.dir(req.vhost[0]) // => 'foo'
+  console.dir(req.vhost[1]) // => 'bar'
+}))
+
+var connect = require('connect')
+var serveStatic = require('serve-static')
+var vhost = require('vhost')
+
+var mailapp = connect()
+
+// add middlewares to mailapp for mail.example.com
+
+// create app to serve static files on subdomain
+var staticapp = connect()
+staticapp.use(serveStatic('public'))
+
+// create main app
+var app = connect()
+
+// add vhost routing to main app for mail
+app.use(vhost('mail.example.com', mailapp))
+
+// route static assets for "assets-*" subdomain to get
+// around max host connections limit on browsers
+app.use(vhost('assets-*.example.com', staticapp))
+
+// add middlewares and main usage to app
+
+app.listen(3000)
+
+var connect = require('connect')
+var serveStatic = require('serve-static')
+var vhost = require('vhost')
+
+var mainapp = connect()
+
+// add middlewares to mainapp for the main web site
+
+// create app that will server user content from public/{username}/
+var userapp = connect()
+
+userapp.use(function (req, res, next) {
+  var username = req.vhost[0] // username is the "*"
+
+  // pretend request was for /{username}/* for file serving
+  req.originalUrl = req.url
+  req.url = '/' + username + req.url
+
+  next()
+})
+userapp.use(serveStatic('public'))
+
+// create main app
+var app = connect()
+
+// add vhost routing for main app
+app.use(vhost('userpages.local', mainapp))
+app.use(vhost('www.userpages.local', mainapp))
+
+// listen on all subdomains for user pages
+app.use(vhost('*.userpages.local', userapp))
+
+app.listen(3000)
+
+var connect = require('connect')
+var serveStatic = require('serve-static')
+var vhost = require('vhost')
+
+var mainapp = connect()
+
+// add middlewares to mainapp for the main web site
+
+// create app that will server user content from public/{username}/
+var userapp = connect()
+
+userapp.use(function (req, res, next) {
+  var username = req.vhost[0] // username is the "*"
+
+  // pretend request was for /{username}/* for file serving
+  req.originalUrl = req.url
+  req.url = '/' + username + req.url
+
+  next()
+})
+userapp.use(serveStatic('public'))
+
+// create main app
+var app = connect()
+
+// add vhost routing for main app
+app.use(vhost('userpages.local', mainapp))
+app.use(vhost('www.userpages.local', mainapp))
+
+// listen on all subdomains for user pages
+app.use(vhost('*.userpages.local', userapp))
+
+app.listen(3000)
+
+var connect = require('connect')
+var http = require('http')
+var vhost = require('vhost')
+
+// create main app
+var app = connect()
+
+app.use(vhost('mail.example.com', function (req, res) {
+  // handle req + res belonging to mail.example.com
+  res.setHeader('Content-Type', 'text/plain')
+  res.end('hello from mail!')
+}))
+
+// an external api server in any framework
+var httpServer = http.createServer(function (req, res) {
+  res.setHeader('Content-Type', 'text/plain')
+  res.end('hello from the api!')
+})
+
+app.use(vhost('api.example.com', function (req, res) {
+  // handle req + res belonging to api.example.com
+  // pass the request to a standard Node.js HTTP server
+  httpServer.emit('request', req, res)
+}))
+
+app.listen(3000