management/front/dkha-web-sz-main/node_modules/sockjs/examples/multiplex/server.js

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2023-12-18 13:12:25 +08:00
var express = require('express');
var sockjs = require('sockjs');
var websocket_multiplex = require('websocket-multiplex');
// 1. Setup SockJS server
var sockjs_opts = {sockjs_url: "http://cdn.jsdelivr.net/sockjs/1.0.1/sockjs.min.js"};
var service = sockjs.createServer(sockjs_opts);
// 2. Setup multiplexing
var multiplexer = new websocket_multiplex.MultiplexServer(service);
var ann = multiplexer.registerChannel('ann');
ann.on('connection', function(conn) {
conn.write('Ann says hi!');
conn.on('data', function(data) {
conn.write('Ann nods: ' + data);
});
});
var bob = multiplexer.registerChannel('bob');
bob.on('connection', function(conn) {
conn.write('Bob doesn\'t agree.');
conn.on('data', function(data) {
conn.write('Bob says no to: ' + data);
});
});
var carl = multiplexer.registerChannel('carl');
carl.on('connection', function(conn) {
conn.write('Carl says goodbye!');
// Explicitly cancel connection
conn.end();
});
// 3. Express server
var app = express.createServer();
service.installHandlers(app, {prefix:'/multiplex'});
console.log(' [*] Listening on 0.0.0.0:9999' );
app.listen(9999, '0.0.0.0');
app.get('/', function (req, res) {
res.sendfile(__dirname + '/index.html');
});
app.get('/multiplex.js', function (req, res) {
res.sendfile(__dirname + '/multiplex.js');
});