Created
August 20, 2013 01:38
-
-
Save StephanieSunshine/6276187 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/usr/rubinius/2.0/bin/ruby | |
require 'rubygems' | |
require 'bundler/setup' | |
require 'reel' | |
require 'celluloid/autostart' | |
class TimeServer | |
include Celluloid | |
include Celluloid::Notifications | |
def initialize | |
async.run | |
end | |
def run | |
now = Time.now.to_f | |
sleep now.ceil - now + 0.001 | |
every(1) { publish 'time_change', Time.now } | |
end | |
end | |
class TimeClient | |
include Celluloid | |
include Celluloid::Notifications | |
include Celluloid::Logger | |
def initialize(websocket) | |
info "Streaming time changes to client" | |
@socket = websocket | |
subscribe('time_change', :notify_time_change) | |
end | |
def notify_time_change(topic, new_time) | |
@socket << new_time.inspect | |
rescue Reel::SocketError | |
info "Time client disconnected" | |
terminate | |
end | |
end | |
class WebServer < Reel::Server | |
include Celluloid::Logger | |
def initialize(host = "0.0.0.0", port = 1234) | |
info "Time server example starting on #{host}:#{port}" | |
super(host, port, &method(:on_connection)) | |
end | |
def on_connection(connection) | |
while request = connection.request | |
if request.websocket? | |
info "Received a WebSocket connection" | |
connection.detach | |
route_websocket request.websocket | |
return | |
else | |
route_request connection, request | |
end | |
end | |
end | |
def route_request(connection, request) | |
if request.url == "/" | |
return render_index(connection) | |
end | |
info "404 Not Found: #{request.path}" | |
connection.respond :not_found, "Not found" | |
end | |
def route_websocket(socket) | |
if socket.url == "/timeinfo" | |
TimeClient.new(socket) | |
else | |
info "Received invalid WebSocket request for: #{socket.url}" | |
socket.close | |
end | |
end | |
def render_index(connection) | |
info "200 OK: /" | |
connection.respond :ok, <<-HTML | |
<!doctype html> | |
<html lang="en"> | |
<head> | |
<meta charset="utf-8"> | |
<title>Reel WebSockets time server example</title> | |
<style> | |
body { | |
font-family: "HelveticaNeue-Light", "Helvetica Neue Light", "Helvetica Neue", Helvetica, Arial, "Lucida Grande", sans-serif; | |
font-weight: 300; | |
text-align: center; | |
} | |
#content { | |
width: 800px; | |
margin: 0 auto; | |
background: #EEEEEE; | |
padding: 1em; | |
} | |
</style> | |
</head> | |
<script> | |
var SocketKlass = "MozWebSocket" in window ? MozWebSocket : WebSocket; | |
var ws = new SocketKlass('ws://' + window.location.host + '/timeinfo'); | |
ws.onmessage = function(msg){ | |
document.getElementById('current-time').innerHTML = msg.data; | |
} | |
</script> | |
<body> | |
<div id="content"> | |
<h1>Time Server Example</h1> | |
<div>The time is now: <span id="current-time">...</span></div> | |
</div> | |
</body> | |
</html> | |
HTML | |
end | |
end | |
TimeServer.supervise_as :time_server | |
WebServer.supervise_as :reel | |
sleep | |
------------------ | |
joshua@wopr:~/freetable/chatserver/celluloid$ ./websockets.rb | |
I, [2013-08-19T18:35:34.328365 #17139] INFO -- : Time server example starting on 0.0.0.0:1234 | |
E, [2013-08-19T18:35:47.953498 #17139] ERROR -- : WebServer crashed! | |
NoMethodError: undefined method `websocket?' on an instance of Reel::WebSocket. | |
kernel/delta/kernel.rb:81:in `websocket? (method_missing)' | |
./websockets.rb:53:in `on_connection' | |
kernel/common/method.rb:56:in `call' | |
kernel/bootstrap/proc.rb:20:in `[] (call)' | |
/usr/rubinius/2.0/gems/gems/reel-0.3.0/lib/reel/server.rb:27:in `handle_connection' | |
/usr/rubinius/2.0/gems/gems/celluloid-0.14.1/lib/celluloid/calls.rb:25:in `dispatch' | |
/usr/rubinius/2.0/gems/gems/celluloid-0.14.1/lib/celluloid/calls.rb:125:in `dispatch' | |
/usr/rubinius/2.0/gems/gems/celluloid-0.14.1/lib/celluloid/actor.rb:326:in `handle_message' | |
/usr/rubinius/2.0/gems/gems/celluloid-0.14.1/lib/celluloid/tasks.rb:42:in `initialize' | |
/usr/rubinius/2.0/gems/gems/celluloid-0.14.1/lib/celluloid/tasks/task_fiber.rb:11:in `create' | |
kernel/bootstrap/proc.rb:22:in `call' | |
I, [2013-08-19T18:35:47.959445 #17139] INFO -- : Time server example starting on 0.0.0.0:1234 |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
My on_connection looks like this: