.. highlight:: ruby

==========
Net::SSH
==========

http://net-ssh.rubyforge.org/

reference
=========
* http://net-ssh.rubyforge.org/ssh/v2/api/index.html

tips
====
* http://webos-goodies.jp/archives/51357031.html
* http://www.infoq.com/articles/ruby-file-upload-ssh-intro

samples
=======

基本
----
::

  #!/usr/bin/ruby
  
  require 'rubygems'
  require 'net/ssh'
  
  HOST='host'
  USER='user'
  
  Net::SSH.start(HOST, USER) do |ssh|
      print(ssh.exec!('ls ~'))
  end

channel
-------
::

  ssh.open_channel do |channel|
    channel.exec("/invoke/some/command") do |ch, success|
      abort "could not execute command" unless success
  
      channel.on_data do |ch, data|
        puts "got stdout: #{data}"
        channel.send_data "something for stdin\n"
      end
  
      channel.on_extended_data do |ch, type, data|
        puts "got stderr: #{data}"
      end
  
      channel.on_close do |ch|
        puts "channel is closing!"
      end
    end
  end
  
  ssh.loop