# module MCollective::PluginPackager

### Public Class Methods

[](klass) click to toggle source

    # File lib/mcollective/pluginpackager.rb, line 12
    def self.[](klass)
      const_get("#{klass}")
    end

build_tool?(build_tool) click to toggle source

Checks if a build tool is present on the system

    # 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) click to toggle source

Checks if a directory is present and not empty

    # 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) click to toggle source

Quietly calls a block if verbose parameter is false

    # 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) click to toggle source

Fetch and return metadata from plugin DDL

    # 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() click to toggle source

Package implementation plugins

    # File lib/mcollective/pluginpackager.rb, line 8
    def self.load_packagers
      PluginManager.find_and_load("pluginpackager")
    end

safe_system(*args) click to toggle source

    # File lib/mcollective/pluginpackager.rb, line 64
    def self.safe_system(*args)
      raise RuntimeError, "Failed: #{args.join(' ')}" unless system *args
    end