Class: Puppet::Util::NetworkDevice::Transport::Telnet

Inherits:
Base
  • Object
show all
Defined in:
lib/puppet/util/network_device/transport/telnet.rb

Instance Attribute Summary

Attributes inherited from Base

#default_prompt, #host, #password, #port, #timeout, #user

Instance Method Summary collapse

Constructor Details

#initialize(verbose = false) ⇒ Telnet

Returns a new instance of Telnet.



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# File 'lib/puppet/util/network_device/transport/telnet.rb', line 9

def initialize(verbose = false)
  super()
  @verbose = verbose
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/puppet/util/network_device/transport/telnet.rb', line 24

def close
  @telnet.close if @telnet
  @telnet = nil
end

#command(cmd, options = {}) ⇒ Object 



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# File 'lib/puppet/util/network_device/transport/telnet.rb', line 35

def command(cmd, options = {})
  send(cmd)
  expect(options[:prompt] || default_prompt) do |output|
    yield output if block_given?
  end
end

#connect ⇒ Object 



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# File 'lib/puppet/util/network_device/transport/telnet.rb', line 18

def connect
  @telnet = Net::Telnet::new("Host" => host, "Port" => port || 23,
                             "Timeout" => 10,
                             "Prompt" => default_prompt)
end

#expect(prompt) ⇒ Object 



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# File 'lib/puppet/util/network_device/transport/telnet.rb', line 29

def expect(prompt)
  @telnet.waitfor(prompt) do |out|
    yield out if block_given?
  end
end

#handles_login? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/puppet/util/network_device/transport/telnet.rb', line 14

def handles_login?
  false
end

#send(line) ⇒ Object 



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# File 'lib/puppet/util/network_device/transport/telnet.rb', line 42

def send(line)
  Puppet.debug("telnet: send #{line}") if @verbose
  @telnet.puts(line)
end