#!/usr/bin/ruby

require 'rubygems'
require 'net/ssh'

host = "10.20.30.45"
user = "king"
pass = "Badp@ssw0rd"

commands = ["cd /tmp/" , "pwd" , "echo 'Ruby' > ruby.txt" , "cat ruby.txt"]


Net::SSH.start(host, user , :password => pass , :port => 15000 , :timeout => 7 ) do |ssh|
  
  ssh.open_channel(type="session") do |channel|
    
    channel.request_pty(:modes => { Net::SSH::Connection::Term::ECHO => 0 }) do |pty, success|


      commands.each do |cmd|

      channel.on_data do |ch1, data|
       puts "Command is: #{cmd}"
          channel.send_data(cmd + "\n")
          sleep 0.3
          puts data
        end

      end

      puts channel.exec("sudo bash")

    end	# end of pty

  end   # end of channel

  ssh.loop 0.1
end


#Command is: cat ruby.txt
#]0;root@pdbosl02:~
#Command is: cat ruby.txt
#
#Command is: cat ruby.txt
#[root@pdbosl02 ~]# 
#Command is: cat ruby.txt
#cat: ruby.txt: No such file or directory
#]0;root@pdbosl02:~
#Command is: cat ruby.txt
#[root@pdbosl02 ~]# 
#Command is: cat ruby.txt
#cat: ruby.txt
#Command is: cat ruby.txt
#: No such file or directory
#Command is: cat ruby.txt
#]0;root@pdbosl02:~
#Command is: cat ruby.txt
#
#Command is: cat ruby.txt
#[root@pdbosl02 ~]# 
#Command is: cat ruby.txt
#cat: ruby.txt