From: Peter Booth <pbooth@...>
Date: 2009-02-27T05:26:42+09:00
Subject: Re: Connecting to Cisco device using Ruby

Did you see http://groups.google.com/group/ruby-talk-google/browse_thread/thread/096cabb08c34182c 
  ?

On Feb 26, 2009, at 2:57 PM, Peny Swain wrote:

> Hi,
>
> I'm new to Ruby and want to use Ruby for my automation.I'm trying  
> out a
> small program now.Basically, what I'm trying to do is:
>
> 1)Connect to the cisco switch via terminal server which has a public  
> IP
> address and a port number. (I'm using a fake ip here).
>
> 2)Login to the switch giving the right username and password.
>
> 3)After login, issue a switch command and get the output back.
>
>
> The below program works if I comment out the "waitfor" but not
> consistent and other times it fails.Can someone please point out whats
> the issue here or if possible can someone share the piece of code that
> does the above task.
>
>
> Thanks
> s_k
>
>
>
>
>
> require 'net/telnet'
> require 'socket'
>
> localhost = Net::Telnet::new(
>                              "Host" => "10.10.10.20",
>                              "Port" => 2033,
>                  "Binmode" => true,
>                  "Output_log" => 'c:\RubyL\output.txt',
>                  # "Dump_log" => "dump_log",
>                   "Prompt" => /[$%#>:] \z/n,
>                   "Telnetmode" => true,
>                   "Timeout" => 50,
>                   "Waittime"   => 30
>                  # "Proxy"   => proxy
>            ) { |c| print c }
>
>
>  localhost.cmd("\r") {|c| print c }
>
>  if localhost.waitfor({"Match" => 'vcctest-30-6k>' , "Timeout" => 50})
>      localhost.cmd("\r enable \r"){|c| print c }
>      localhost.cmd("cisco"){|c| print c }
>  else
>      begin
>
>          #  Adding username and password
>          localhost.waitfor({"Match" => 'Username:' , "Timeout" => 50})
>          localhost.cmd("cisco"){|c| print c }
>          localhost.waitfor({"Match" => 'Password:' , "Timeout" => 50})
>          localhost.cmd("cisco"){|c| print c }
>      rescue Exception => e
>          puts e.message
>      retry
>        #Adding enable password
>        localhost.waitfor({"Match" => 'vcctest-30-6k>' , "Timeout" =>
> 50})
>        localhost.cmd("\r enable \r"){|c| print c }
>        localhost.cmd("cisco"){|c| print c }
>        localhost.cmd("exit"){|c| print c }
>
>      ensure
>        localhost.close
>
>    end
> end
> -- 
> Posted via http://www.ruby-forum.com/.
>