Module: MCollective::PluginPackager

Defined in:
lib/mcollective/pluginpackager.rb,
lib/mcollective/pluginpackager/agent_definition.rb,
lib/mcollective/pluginpackager/standard_definition.rb

Defined Under Namespace

Classes: AgentDefinition, StandardDefinition

Class Method Summary collapse

Class Method Details

.[](klass) ⇒ Object 



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# File 'lib/mcollective/pluginpackager.rb', line 12

def self.[](klass)
  const_get("#{klass}")
end

.build_tool?(build_tool) ⇒ Boolean

Checks if a build tool is present on the system

Returns:

  • (Boolean) 


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# File 'lib/mcollective/pluginpackager.rb', line 54

def self.build_tool?(build_tool)
  ENV["PATH"].split(File::PATH_SEPARATOR).each do |path|
    builder = File.join(path, build_tool)
    if File.exists?(builder)
      return true
    end
  end
  false
end

.check_dir_present(path) ⇒ Object

Checks if a directory is present and not empty



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# File 'lib/mcollective/pluginpackager.rb', line 31

def self.check_dir_present(path)
  (File.directory?(path) && !Dir.glob(File.join(path, "*")).empty?)
end

.do_quietly?(verbose, &block) ⇒ Boolean

Quietly calls a block if verbose parameter is false

Returns:

  • (Boolean) 


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# File 'lib/mcollective/pluginpackager.rb', line 36

def self.do_quietly?(verbose, &block)
  unless verbose
    old_stdout = $stdout.clone
    $stdout.reopen(File.new("/dev/null", "w"))
    begin
      block.call
    rescue Exception => e
      $stdout.reopen old_stdout
      raise e
    ensure
      $stdout.reopen old_stdout
    end
  else
    block.call
  end
end

.get_metadata(path, type) ⇒ Object

Fetch and return metadata from plugin DDL



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# File 'lib/mcollective/pluginpackager.rb', line 17

def self.get_metadata(path, type)
  ddl = DDL.new("package", type.to_sym, false)

  begin
    ddl_file = File.read(Dir.glob(File.join(path, type, "*.ddl")).first)
  rescue Exception
    raise "failed to load ddl file in plugin directory : #{File.join(path, type)}"
  end
  ddl.instance_eval ddl_file

  return ddl.meta, ddl.requirements[:mcollective]
end

.load_packagers ⇒ Object

Package implementation plugins



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# File 'lib/mcollective/pluginpackager.rb', line 8

def self.load_packagers
  PluginManager.find_and_load("pluginpackager")
end

.safe_system(*args) ⇒ Object

Raises:

  • (RuntimeError) 


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# File 'lib/mcollective/pluginpackager.rb', line 64

def self.safe_system(*args)
  raise RuntimeError, "Failed: #{args.join(' ')}" unless system *args
end