Module: Cloner::SSH

Extended by:
ActiveSupport::Concern
Included in:
Internal
Defined in:
lib/cloner/ssh.rb

Instance Method Summary collapse

Instance Method Details

#check_ssh_err(ret) ⇒ Object 



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# File 'lib/cloner/ssh.rb', line 46

def check_ssh_err(ret)
  if ret[2] != 0
    puts "Error: SSH command exited with #{ret[2]}"
    puts ret[0]
    puts ret[1]
    exit 1
  end
end

#do_ssh(&block) ⇒ Object 



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# File 'lib/cloner/ssh.rb', line 8

def do_ssh(&block)
  Net::SSH.start(ssh_host, ssh_user, ssh_opts) do |ssh|
    yield ssh
  end
end

#ssh_exec!(ssh, command) ⇒ Object

stackoverflow.com/questions/3386233/how-to-get-exit-status-with-rubys-netssh-library



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# File 'lib/cloner/ssh.rb', line 15

def ssh_exec!(ssh, command)
  stdout_data = ""
  stderr_data = ""
  exit_code = nil
  exit_signal = nil
  ssh.open_channel do |channel|
    channel.exec(command) do |ch, success|
      unless success
        abort "FAILED: couldn't execute command (ssh.channel.exec)"
      end
      channel.on_data do |ch,data|
        stdout_data+=data
      end

      channel.on_extended_data do |ch,type,data|
        stderr_data+=data
      end

      channel.on_request("exit-status") do |ch,data|
        exit_code = data.read_long
      end

      channel.on_request("exit-signal") do |ch, data|
        exit_signal = data.read_long
      end
    end
  end
  ssh.loop
  [stdout_data, stderr_data, exit_code, exit_signal]
end

#ssh_opts ⇒ Object 



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# File 'lib/cloner/ssh.rb', line 4

def ssh_opts
  {}
end