Class: Hiera::Backend::Eyaml::Subcommand

Inherits:
Object
  • Object
show all
Defined in:
lib/hiera/backend/eyaml/subcommand.rb

Constant Summary collapse

@@global_options = 
[
 {:name          => :encrypt_method,
    :description => "Override default encryption and decryption method (default is PKCS7)", 
    :short       => 'n', 
    :default     => "pkcs7"},
 {:name          => :version,
    :description => "Show version information"},
 {:name          => :verbose,
    :description => "Be more verbose",
    :short       => 'v'},
 {:name          => :quiet,
    :description => "Be less verbose",
    :short       => 'q'},
 {:name          => :help,
    :description => "Information on how to use this command",
    :short       => 'h'}
]

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.global_options ⇒ Object

Returns the value of attribute global_options.



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# File 'lib/hiera/backend/eyaml/subcommand.rb', line 11

def global_options
  @global_options
end

.helptext ⇒ Object

Returns the value of attribute helptext.



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# File 'lib/hiera/backend/eyaml/subcommand.rb', line 11

def helptext
  @helptext
end

.options ⇒ Object

Returns the value of attribute options.



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# File 'lib/hiera/backend/eyaml/subcommand.rb', line 11

def options
  @options
end

Class Method Details

.all_options ⇒ Object 



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# File 'lib/hiera/backend/eyaml/subcommand.rb', line 32

def self.all_options 
  options = @@global_options.dup
  options += self.options if self.options
  options += Plugins.options
  options
end

.attach_option(opt) ⇒ Object 



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# File 'lib/hiera/backend/eyaml/subcommand.rb', line 39

def self.attach_option opt
  self.suboptions += opt
end

.description ⇒ Object 



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# File 'lib/hiera/backend/eyaml/subcommand.rb', line 102

def self.description
  "no description"
end

.execute ⇒ Object

Raises:

  • (StandardError) 


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# File 'lib/hiera/backend/eyaml/subcommand.rb', line 110

def self.execute
  raise StandardError, "This command is not implemented yet (#{self.to_s.split('::').last})"
end

.find(commandname = "unknown_command") ⇒ Object 



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# File 'lib/hiera/backend/eyaml/subcommand.rb', line 43

def self.find commandname = "unknown_command"
  begin
    require "hiera/backend/eyaml/subcommands/#{commandname.downcase}"
  rescue Exception => e
    require "hiera/backend/eyaml/subcommands/unknown_command"
    return Hiera::Backend::Eyaml::Subcommands::UnknownCommand
  end          
  command_module = Module.const_get('Hiera').const_get('Backend').const_get('Eyaml').const_get('Subcommands')
  command_class = Utils.find_closest_class :parent_class => command_module, :class_name => commandname
  command_class || Hiera::Backend::Eyaml::Subcommands::UnknownCommand
end

.hidden? ⇒ Boolean 



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# File 'lib/hiera/backend/eyaml/subcommand.rb', line 118

def self.hidden?
  false
end

.parse ⇒ Object 



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# File 'lib/hiera/backend/eyaml/subcommand.rb', line 55

def self.parse

  me = self

  options = Trollop::options do

    version "Hiera-eyaml version " + Hiera::Backend::Eyaml::VERSION.to_s
    banner ["eyaml #{me.prettyname}: #{me.description}", me.helptext, "Options:"].compact.join("\n\n")

    me.all_options.each do |available_option|

      skeleton = {:description => "",
                  :short => :none}

      skeleton.merge! available_option
      opt skeleton[:name], 
          skeleton[:desc] || skeleton[:description],  #legacy plugins 
          :short => skeleton[:short], 
          :default => skeleton[:default], 
          :type => skeleton[:type]

    end

    stop_on Eyaml.subcommands

  end

  if options[:verbose]
    Hiera::Backend::Eyaml.verbosity_level += 1
  end

  if options[:quiet]
    Hiera::Backend::Eyaml.verbosity_level = 0
  end

  if options[:encrypt_method]
    Hiera::Backend::Eyaml.default_encryption_scheme = options[:encrypt_method]
  end

  options

end

.prettyname ⇒ Object 



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# File 'lib/hiera/backend/eyaml/subcommand.rb', line 114

def self.prettyname
  Utils.snakecase self.to_s.split('::').last
end

.validate(args) ⇒ Object 



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# File 'lib/hiera/backend/eyaml/subcommand.rb', line 98

def self.validate args
  args
end