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#!./uwsgi --plugins http,0:rack,fiber --https :443,foobar.crt,foobar.key --http-websockets --fiber --rack tests/websockets_echo.ru --async 100
class WebsocketEcho
def call(env)
ws_scheme = 'ws'
if env.has_key?('HTTPS') or env['rack.url_scheme'] == 'https'
ws_scheme = 'wss'
end
if env['PATH_INFO'] == '/'
body = <<EOF
<html>
<head>
<script language="Javascript">
var s = new WebSocket("#{ws_scheme}://#{env['HTTP_HOST']}/foobar/");
s.onopen = function() {
alert("connected !!!");
s.send("ciao");
};
s.onmessage = function(e) {
var bb = document.getElementById('blackboard')
var html = bb.innerHTML;
bb.innerHTML = html + '<br/>' + e.data;
};
s.onerror = function(e) {
alert(e);
}
s.onclose = function(e) {
alert("connection closed");
}
function invia() {
var value = document.getElementById('testo').value;
s.send(value);
}
</script>
</head>
<body>
<h1>WebSocket</h1>
<input type="text" id="testo"/>
<input type="button" value="invia" onClick="invia();"/>
<div id="blackboard" style="width:640px;height:480px;background-color:black;color:white;border: solid 2px red;overflow:auto">
</div>
</body>
</html>
EOF
return [200, { 'Content-Type' => 'text/html'}, [body]]
elsif env['PATH_INFO'] == '/foobar/'
UWSGI::websocket_handshake(env['HTTP_SEC_WEBSOCKET_KEY'], env['HTTP_ORIGIN'])
puts "websockets..."
loop do
msg = UWSGI::websocket_recv
UWSGI::websocket_send("[#{Time.now}] #{msg}")
end
end
end
end
run WebsocketEcho.new
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