Ruby TCP example

client.rb

require "socket"

socket = TCPSocket.open("localhost", 6666)

loop do
  input = gets.chomp  #Ask client for command
  socket.puts input # Send command to server

  line = socket.gets #Get server response
  puts line
  break if input=="exit" #If client types EXIT terminate connection
end
socket.close

server.rb

server.rb

require "socket"

server = TCPServer.new 6666

loop do
  Thread.start(server.accept) do |session| #accept client
    sock_domain, remote_port, remote_hostname, remote_ip = session.peeraddr
    puts "Incoming connection from #{remote_ip}"

    while (line = session.gets) do #get client command
      puts line
      session.puts "ok"
      break if line == 'exit'
    end

    puts "bye!"
    session.close
  end
end