Class: Kitchen::Transport::Base

Inherits:
Plugin::Base show all
Includes:
Configurable, Logging
Defined in:
lib/kitchen/transport/base.rb

Overview

Base class for a transport.

Author:

Direct Known Subclasses

Dummy, Exec, Ssh, Winrm

Defined Under Namespace

Classes: Connection

Instance Attribute Summary

Attributes included from Configurable

#instance

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Logging

#banner, #debug, #error, #fatal, #info, #warn

Methods included from Configurable

#[], #bourne_shell?, #calculate_path, #config_keys, #diagnose, #diagnose_plugin, #finalize_config!, included, #name, #powershell_shell?, #remote_path_join, #unix_os?, #verify_dependencies, #windows_os?

Methods inherited from Plugin::Base

no_parallel_for

Constructor Details

#initialize(config = {}) ⇒ Base

Create a new transport by providing a configuration hash.

Parameters:

  • config (Hash) (defaults to: {}) —

    initial provided configuration



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# File 'lib/kitchen/transport/base.rb', line 51

def initialize(config = {})
  @connection = nil
  init_config(config)
end

Class Method Details

.kitchen_transport_api_version(version) ⇒ Object

Sets the API version for this transport. If the transport does not set this value, then ‘nil` will be used and reported.

Sets the API version for this transport

Examples:

setting an API version


module Kitchen
  module Transport
    class NewTransport < Kitchen::Transport::Base

      kitchen_transport_api_version 2

    end
  end
end

Parameters:

  • version (Integer, String) —

    a version number



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# File 'lib/kitchen/transport/base.rb', line 231

def self.kitchen_transport_api_version(version)
  @api_version = version
end

Instance Method Details

#cleanup! ⇒ void

This method returns an undefined value.

Closes the connection, if it is still active.



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# File 'lib/kitchen/transport/base.rb', line 80

def cleanup!
  # This method may be left unimplemented if that is applicable
end

#connection(state) ⇒ Connection

Creates a new Connection, configured by a merging of configuration and state data. Depending on the implementation, the Connection could be saved or cached to speed up multiple calls, given the same state hash as input.

rubocop:disable Lint/UnusedMethodArgument

Parameters:

  • state (Hash) —

    mutable instance state

Returns:

  • (Connection) —

    a connection for this transport

Raises:



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# File 'lib/kitchen/transport/base.rb', line 65

def connection(state)
  raise ClientError, "#{self.class}#connection must be implemented"
end

#doctor(state) ⇒ Object

Check system and configuration for common errors.

Parameters:

  • state (Hash) —

    mutable instance state



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# File 'lib/kitchen/transport/base.rb', line 73

def doctor(state)
  false
end