Class: Bolt::Task

Inherits:
Struct
  • Object
show all
Defined in:
lib/bolt/task.rb,
lib/bolt/task/puppet_server.rb

Overview

Represents a Task.

Direct Known Subclasses

PuppetServer

Defined Under Namespace

Classes: PuppetServer

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(task, remote: false) ⇒ Task

Returns a new instance of Task.



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# File 'lib/bolt/task.rb', line 25

def initialize(task, remote: false)
  super(nil, nil, [], {})

  @remote = remote

  task.reject { |k, _| k == 'parameters' }.each { |k, v| self[k] = v }
end

Instance Attribute Details

#file ⇒ Object

Returns the value of attribute file

Returns:

  • (Object) —

    the current value of file



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# File 'lib/bolt/task.rb', line 17

def file
  @file
end

#files ⇒ Object

Returns the value of attribute files

Returns:

  • (Object) —

    the current value of files



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# File 'lib/bolt/task.rb', line 17

def files
  @files
end

#metadata ⇒ Object

Returns the value of attribute metadata

Returns:

  • (Object) —

    the current value of metadata



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# File 'lib/bolt/task.rb', line 17

def metadata
  @metadata
end

#name ⇒ Object

Returns the value of attribute name

Returns:

  • (Object) —

    the current value of name



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# File 'lib/bolt/task.rb', line 17

def name
  @name
end

#remote ⇒ Object (readonly)

Returns the value of attribute remote.



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# File 'lib/bolt/task.rb', line 23

def remote
  @remote
end

Instance Method Details

#description ⇒ Object 



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# File 'lib/bolt/task.rb', line 37

def description
  metadata['description']
end

#file_path(file_name) ⇒ Object

This provides a method we can override in subclasses if the ‘path’ needs to be fetched or computed.



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# File 'lib/bolt/task.rb', line 64

def file_path(file_name)
  file_map[file_name]['path']
end

#implementations ⇒ Object 



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# File 'lib/bolt/task.rb', line 68

def implementations
  metadata['implementations']
end

#module_name ⇒ Object 



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# File 'lib/bolt/task.rb', line 49

def module_name
  name.split('::').first
end

#parameters ⇒ Object 



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# File 'lib/bolt/task.rb', line 41

def parameters
  metadata['parameters']
end

#remote_instance ⇒ Object 



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# File 'lib/bolt/task.rb', line 33

def remote_instance
  self.class.new(to_h.each_with_object({}) { |(k, v), h| h[k.to_s] = v }, remote: true)
end

#select_implementation(target, provided_features = []) ⇒ Object

Returns a hash of implementation name, path to executable, input method (if defined), and any additional files (name and path)



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# File 'lib/bolt/task.rb', line 74

def select_implementation(target, provided_features = [])
  impl = if (impls = implementations)
           available_features = target.features + provided_features
           impl = impls.find do |imp|
             remote_impl = imp['remote']
             remote_impl = metadata['remote'] if remote_impl.nil?
             Set.new(imp['requirements']).subset?(available_features) && !!remote_impl == @remote
           end
           raise NoImplementationError.new(target, self) unless impl
           impl = impl.dup
           impl['path'] = file_path(impl['name'])
           impl.delete('requirements')
           impl
         else
           raise NoImplementationError.new(target, self) unless !!metadata['remote'] == @remote
           name = files.first['name']
           { 'name' => name, 'path' => file_path(name) }
         end

  inmethod = impl['input_method'] || metadata['input_method']
  impl['input_method'] = inmethod unless inmethod.nil?

  mfiles = impl.fetch('files', []) + metadata.fetch('files', [])
  dirnames, filenames = mfiles.partition { |file| file.end_with?('/') }
  impl['files'] = filenames.map do |file|
    path = file_path(file)
    raise "No file found for reference #{file}" if path.nil?
    { 'name' => file, 'path' => path }
  end

  unless dirnames.empty?
    files.each do |file|
      name = file['name']
      if dirnames.any? { |dirname| name.start_with?(dirname) }
        impl['files'] << { 'name' => name, 'path' => file_path(name) }
      end
    end
  end

  impl
end

#supports_noop ⇒ Object 



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# File 'lib/bolt/task.rb', line 45

def supports_noop
  metadata['supports_noop']
end

#tasks_dir ⇒ Object 



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# File 'lib/bolt/task.rb', line 53

def tasks_dir
  File.join(module_name, 'tasks')
end