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Curtis
73 lines
2.2 KiB
Python
73 lines
2.2 KiB
Python
#!./uwsgi --https :8443,foobar.crt,foobar.key --http-websockets --gevent 100 --module tests.websocket
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import uwsgi
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import gevent
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from gevent.queue import JoinableQueue
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from gevent.socket import wait_read
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queue = JoinableQueue()
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def application(env, sr):
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ws_scheme = 'ws'
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if 'HTTPS' in env or env['wsgi.url_scheme'] == 'https':
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ws_scheme = 'wss'
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if env['PATH_INFO'] == '/':
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sr('200 OK', [('Content-Type', 'text/html')])
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return """
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<html>
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<head>
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<script language="Javascript">
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var s = new WebSocket("%s://%s/foobar/");
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s.onopen = function() {
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alert("connected !!!");
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s.send("ciao");
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};
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s.onmessage = function(e) {
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var bb = document.getElementById('blackboard')
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var html = bb.innerHTML;
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bb.innerHTML = html + '<br/>' + e.data;
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};
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s.onerror = function(e) {
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alert(e);
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}
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s.onclose = function(e) {
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alert("connection closed");
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}
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function invia() {
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var value = document.getElementById('testo').value;
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s.send(value);
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}
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</script>
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</head>
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<body>
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<h1>WebSocket</h1>
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<input type="text" id="testo"/>
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<input type="button" value="invia" onClick="invia();"/>
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<div id="blackboard" style="width:640px;height:480px;background-color:black;color:white;border: solid 2px red;overflow:auto">
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</div>
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</body>
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</html>
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""" % (ws_scheme, env['HTTP_HOST'])
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elif env['PATH_INFO'] == '/foobar/':
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uwsgi.websocket_handshake(env['HTTP_SEC_WEBSOCKET_KEY'], env.get('HTTP_ORIGIN', ''))
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print "websockets..."
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while True:
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msg = uwsgi.websocket_recv_nb()
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if msg:
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queue.put(msg)
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else:
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try:
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wait_read(uwsgi.connection_fd(), 0.1)
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except gevent.socket.timeout:
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try:
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msg = queue.get_nowait()
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uwsgi.websocket_send(msg)
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except:
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pass
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return ""
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