Class: Kitchen::Instance

Inherits:
Object
  • Object
show all
Defined in:
lib/kitchen/instance_patch.rb

Overview

Monkey patch the Kitchen::Instance class with the default configs for the Localhost driver/transport.

Author:

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.lock ⇒ Mutex

Define a Mutex at the class level so we can prevent instances using the Localhost driver from colliding.

Returns:

  • (Mutex) 


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# File 'lib/kitchen/instance_patch.rb', line 39

def lock
  @lock ||= Mutex.new
end

Instance Method Details

#old_setup_transport ⇒ Object 



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# File 'lib/kitchen/instance_patch.rb', line 65

alias_method :old_setup_transport, :setup_transport

#old_test ⇒ Object 



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# File 'lib/kitchen/instance_patch.rb', line 44

alias_method :old_test, :test

#platform ⇒ Object

If using the Localhost driver, use the custom Platform class to figure out whether we need to use PowerShell or not.

(see Instance#platform)



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# File 'lib/kitchen/instance_patch.rb', line 85

def platform
  if driver.class == Kitchen::Driver::Localhost && \
     @platform.class != Kitchen::Platform::Localhost
    @platform = Kitchen::Platform::Localhost.new(
      name: @platform.name,
      os_type: @platform.os_type,
      shell_type: @platform.shell_type
    )
  end
  @platform
end

#setup_transport ⇒ Object

If using the Localhost driver, force usage of the Localhost transport.

(see Instance#setup_transport)



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# File 'lib/kitchen/instance_patch.rb', line 72

def setup_transport
  if driver.class == Kitchen::Driver::Localhost
    @transport = Kitchen::Transport::Localhost.new
  end
  old_setup_transport
end

#test(destroy_node = :passing) ⇒ Object

If using the Localhost driver, don’t start the test phase until we can get a lock on the class-level Mutex.

(see Instance#test)



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# File 'lib/kitchen/instance_patch.rb', line 52

def test(destroy_node = :passing)
  if driver.class == Kitchen::Driver::Localhost
    debug("[Localhost] Waiting for a lock before #{to_str} can proceed...")
    self.class.lock.synchronize do
      debug("[Localhost] Lock obtained for #{to_str}; proceeding...")
      old_test(destroy_node)
      debug("[Localhost] Test complete for #{to_str}; releasing lock...")
    end
  else
    old_test(destroy_node)
  end
end