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#!/usr/bin/env ruby
#
# Run this as: bundle exec examples/echo_server.rb
require 'bundler/setup'
require 'celluloid/io'
class EchoServer
include Celluloid::IO
finalizer :finalize
def initialize(host, port)
puts "*** Starting echo server on #{host}:#{port}"
# Since we included Celluloid::IO, we're actually making a
# Celluloid::IO::TCPServer here
@server = TCPServer.new(host, port)
async.run
end
def finalize
@server.close if @server
end
def run
loop { async.handle_connection @server.accept }
end
def handle_connection(socket)
_, port, host = socket.peeraddr
puts "*** Received connection from #{host}:#{port}"
loop { socket.write socket.readpartial(4096) }
rescue EOFError
puts "*** #{host}:#{port} disconnected"
socket.close
end
end
supervisor = EchoServer.supervise("127.0.0.1", 1234)
trap("INT") { supervisor.terminate; exit }
sleep
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