Created
December 18, 2013 06:26
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| require "socket" | |
| require "rubygems" | |
| require "bundler/setup" | |
| require "celluloid" | |
| module Chat | |
| class ConnectionListener | |
| include Celluloid | |
| def initialize(server, tcp_server) | |
| @server, @tcp_server = server, tcp_server | |
| end | |
| def start | |
| loop do | |
| connection = @tcp_server.accept | |
| @server.async.add_client(connection) | |
| end | |
| end | |
| end | |
| class Server | |
| include Celluloid | |
| trap_exit :client_disconnect | |
| def initialize(port) | |
| @port = port | |
| @clients = [] | |
| end | |
| def add_client(connection) | |
| client = Client.new_link(Actor.current, connection) | |
| @clients << client | |
| client.async.start | |
| end | |
| def broadcast(sender, message) | |
| other_clients = @clients.reject { |client| client == sender } | |
| other_clients.each { |client| client.async.tell(message) } | |
| end | |
| def client_disconnect(actor, reason=nil) | |
| @clients.reject! { |client| client == actor } | |
| end | |
| def start | |
| server = TCPServer.new(@port) | |
| ConnectionListener.new(Actor.current, server).async.start | |
| end | |
| end | |
| class MessageListener | |
| include Celluloid | |
| def initialize(client, connection) | |
| @client, @connection = client, connection | |
| @running = true | |
| end | |
| def start | |
| while @running | |
| if @connection.eof? | |
| @running = false | |
| @client.async.exit | |
| terminate | |
| else | |
| message = @connection.gets("\n") | |
| @client.async.message_received(message) if message | |
| end | |
| end | |
| end | |
| end | |
| class Client | |
| include Celluloid | |
| def initialize(server, connection) | |
| @server, @connection = server, connection | |
| end | |
| def exit | |
| @server.async.client_disconnect(Actor.current) | |
| terminate | |
| end | |
| def message_received(message) | |
| @server.async.broadcast(Actor.current, message) | |
| end | |
| def start | |
| MessageListener.new_link(Actor.current, @connection).async.start | |
| end | |
| def tell(message) | |
| @connection.puts(message) | |
| end | |
| end | |
| end | |
| server = Chat::Server.new(3000) | |
| server.async.start | |
| sleep |
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