Getting input and output with popen3 in ruby simultaneously.

Ruby CLI IO Streaming.

#!/usr/bin/env ruby
require 'open3'

Open3.popen3('ping 127.0.0.1') do |i,o,e,t|
  Thread.new do
    while true
      begin
        system("stty raw -echo")
        str = STDIN.getc.chomp
      ensure
        system("stty -raw echo")
      end

      if str == "\u0003"
        Process.kill(1, t.pid)
        puts "Killing Process..."
        break
      else
        puts "Got: #{str}"
      end
    end
  end

  until (line = o.gets).nil? do
    puts "#{line.chomp}\r"
  end
end