simple_debug_tcp_server.rb

# Ruby 1.9 required
require 'socket'

port = ARGV.shift || 10075
server = TCPServer.new("0.0.0.0", port)
puts "Server running on #{server.addr.last}:#{server.addr[1]}"

# Serve the requests
begin 
  while sock = server.accept_nonblock
    loop do
      pair = sock.recvmsg_nonblock(1024)
      puts data = pair[0]
      sock.print data
      sock.print "\n"
      break if data.size < 1024
    end
    puts "Done serving the request"
    sock.close
  end
rescue IO::WaitReadable, Errno::EINTR
  IO.select([server])
  retry
end