Module: Backup::Config

Extended by:
Utilities::Helpers
Defined in:
lib/backup/config.rb,
lib/backup/config/dsl.rb,
lib/backup/config/helpers.rb

Defined Under Namespace

Modules: Helpers Classes: DSL, Defaults, Error

Constant Summary collapse

DEFAULTS = 
{
  :config_file  => 'config.rb',
  :data_path    => '.data',
  :tmp_path     => '.tmp'
}

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.config_file ⇒ Object (readonly)

Returns the value of attribute config_file.



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# File 'lib/backup/config.rb', line 18

def config_file
  @config_file
end

.data_path ⇒ Object (readonly)

Returns the value of attribute data_path.



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# File 'lib/backup/config.rb', line 18

def data_path
  @data_path
end

.root_path ⇒ Object (readonly)

Returns the value of attribute root_path.



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# File 'lib/backup/config.rb', line 18

def root_path
  @root_path
end

.tmp_path ⇒ Object (readonly)

Returns the value of attribute tmp_path.



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# File 'lib/backup/config.rb', line 18

def tmp_path
  @tmp_path
end

.user ⇒ Object (readonly)

Returns the value of attribute user.



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# File 'lib/backup/config.rb', line 18

def user
  @user
end

Class Method Details

.hostname ⇒ Object 



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# File 'lib/backup/config.rb', line 52

def hostname
  @hostname ||= run(utility(:hostname))
end

.load(options = {}) ⇒ Object

Loads the user’s config.rb and all model files.



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# File 'lib/backup/config.rb', line 21

def load(options = {})
  update(options)  # from the command line

  unless File.exist?(config_file)
    raise Error, "Could not find configuration file: '#{config_file}'."
  end

  config = File.read(config_file)
  version = Backup::VERSION.split('.').first
  unless config =~ /^# Backup v#{ version }\.x Configuration$/
    raise Error, <<-EOS
      Invalid Configuration File
      The configuration file at '#{ config_file }'
      does not appear to be a Backup v#{ version }.x configuration file.
      If you have upgraded to v#{ version }.x from a previous version,
      you need to upgrade your configuration file.
      Please see the instructions for upgrading in the Backup documentation.
    EOS
  end

  dsl = DSL.new
  dsl.instance_eval(config, config_file)

  update(dsl._config_options)  # from config.rb
  update(options)              # command line takes precedence

  Dir[File.join(File.dirname(config_file), 'models', '*.rb')].each do |model|
    dsl.instance_eval(File.read(model), model)
  end
end