Class: Hiera::Backend::Eyaml::Subcommands::Encrypt

Inherits:
Hiera::Backend::Eyaml::Subcommand show all
Defined in:
lib/hiera/backend/eyaml/subcommands/encrypt.rb

Class Method Summary collapse

Methods inherited from Hiera::Backend::Eyaml::Subcommand

all_options, attach_option, find, hidden?, load_config_file, parse, prettyname

Class Method Details

.description ⇒ Object 



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# File 'lib/hiera/backend/eyaml/subcommands/encrypt.rb', line 44

def self.description
  "encrypt some data"
end

.execute ⇒ Object 



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# File 'lib/hiera/backend/eyaml/subcommands/encrypt.rb', line 71

def self.execute
  case Eyaml::Options[:source]
    when :eyaml
      parser = Parser::ParserFactory.decrypted_parser
      tokens = parser.parse(Eyaml::Options[:input_data])
      encrypted = tokens.map{ |token| token.to_encrypted }
      encrypted.join
    else
      encryptor = Encryptor.find
      ciphertext = encryptor.encode( encryptor.encrypt(Eyaml::Options[:input_data]) )
      token = Parser::EncToken.new(:block, Eyaml::Options[:input_data], encryptor, ciphertext, nil, '    ')
      case Eyaml::Options[:output]
        when "block"
          token.to_encrypted :label => Eyaml::Options[:label], :use_chevron => !Eyaml::Options[:label].nil?, :format => :block
        when "string"
          token.to_encrypted :label => Eyaml::Options[:label], :format => :string
        when "examples"
          string = token.to_encrypted :label => Eyaml::Options[:label] || 'string', :format => :string
          block = token.to_encrypted :label => Eyaml::Options[:label] || 'block', :format => :block
          "#{string}\n\nOR\n\n#{block}"
        else
          token.to_encrypted :format => :string
      end
  end
end

.options ⇒ Object 



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# File 'lib/hiera/backend/eyaml/subcommands/encrypt.rb', line 13

def self.options
  [{:name => :password, 
    :description => "Source input is a password entered on the terminal", 
    :short => 'p'},
   {:name => :string,
    :description => "Source input is a string provided as an argument",
    :short => 's', 
    :type => :string},
   {:name => :file,
    :description => "Source input is a regular file",
    :short => 'f',
    :type => :string},
   {:name => :stdin,
    :description => "Source input is taken from stdin",
    :short => :none},
   {:name => :eyaml,
    :description => "Source input is an eyaml file",
    :short => 'e',
    :type => :string},
   {:name => :output,
    :description => "Output format of final result (examples, block, string)",
    :type => :string,
    :short => 'o',
    :default => "examples"},
   {:name => :label,
    :description => "Apply a label to the encrypted result",
    :short => 'l',
    :type => :string}
  ]
end

.validate(options) ⇒ Object 



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# File 'lib/hiera/backend/eyaml/subcommands/encrypt.rb', line 48

def self.validate options
  sources = [:password, :string, :file, :stdin, :eyaml].collect {|x| x if options[x]}.compact
  Trollop::die "You must specify a source" if sources.count.zero?
  Trollop::die "You can only specify one of (#{sources.join(', ')})" if sources.count > 1
  options[:source] = sources.first

  options[:input_data] = case options[:source]
  when :password
    require 'hiera/backend/eyaml/highlinehelper'
    HighlineHelper.read_password
  when :string
    options[:string]
  when :file
    File.read options[:file]
  when :stdin
    STDIN.read
  when :eyaml
    File.read options[:eyaml]
  end
  options

end