bakup.rb

require 'rubygems' if RUBY_VERSION < '1.9'
require 'date'
require 'fileutils'
require 'net/ssh'
require 'open3'


class CommandFailed < StandardError
  end


class BackupMysql < StandardError

  def initialize(uid_instance)

      if uid_instance.nil?
        puts "please give a uid instance to backup"
         @uid_instance = gets.chomp
      else
           @uid_instance = uid_instance
           @user ='root'
           @uid_instance= ARGV[0]
           @res_uid_instance= @uid_instance
           @host ='192.168.160.44'
           @pwd ="Linux_2306"
           @mysl_dump ="/usr/bin/mysqldump"
           @mysql_user = "root"
           @mysql_password = "Linux_2306"
         backup
      end
   end