├── .gitignore
├── README.md
├── package.json
├── index.js
└── index.html
/.gitignore:
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1 | *.swp
2 | node_modules
3 |
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/README.md:
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1 | # Node.js Websocket Test
2 |
3 | A tiny demo using the [einaros/ws](http://einaros.github.io/ws/) WebSockets implementation.
4 |
5 | # Running Locally
6 |
7 | ``` bash
8 | npm install
9 | npm start
10 | ```
11 |
12 | # Running on Heroku
13 |
14 | ``` bash
15 | heroku create
16 | git push heroku master
17 | heroku open
18 | ```
19 |
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/package.json:
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1 | {
2 | "name": "node-ws-test",
3 | "version": "0.0.1",
4 | "repository": {
5 | "type": "git",
6 | "url": "https://github.com/heroku-examples/node-ws-test.git"
7 | },
8 | "dependencies": {
9 | "express": "^4.4.5",
10 | "ws": "0.4.x"
11 | },
12 | "engines": {
13 | "node": "0.10.x"
14 | },
15 | "scripts": {
16 | "start": "node index.js"
17 | }
18 | }
19 |
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/index.js:
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1 | var WebSocketServer = require("ws").Server
2 | var http = require("http")
3 | var express = require("express")
4 | var app = express()
5 | var port = process.env.PORT || 5000
6 |
7 | app.use(express.static(__dirname + "/"))
8 |
9 | var server = http.createServer(app)
10 | server.listen(port)
11 |
12 | console.log("http server listening on %d", port)
13 |
14 | var wss = new WebSocketServer({server: server})
15 | console.log("websocket server created")
16 |
17 | wss.on("connection", function(ws) {
18 | var id = setInterval(function() {
19 | ws.send(JSON.stringify(new Date()), function() { })
20 | }, 1000)
21 |
22 | console.log("websocket connection open")
23 |
24 | ws.on("close", function() {
25 | console.log("websocket connection close")
26 | clearInterval(id)
27 | })
28 | })
29 |
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/index.html:
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1 |
2 |
3 |
19 |
20 |
29 |
30 |
31 | Pings
32 |
33 |
34 |
35 |
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