Class: DevDNSd::Application

Inherits:
RExec::Daemon::Base
  • Object
show all
Includes:
DevDNSd::ApplicationMethods::Aliases, DevDNSd::ApplicationMethods::Server, DevDNSd::ApplicationMethods::System, Lazier::I18n
Defined in:
lib/devdnsd/application.rb

Overview

The main DevDNSd application.

Constant Summary

ANY_REQUEST =

Class for ANY DNS request.

Resolv::DNS::Resource::IN::ANY
ANY_CLASSES =

List of classes handled in case of DNS request with resource class ANY.

[Resolv::DNS::Resource::IN::A, Resolv::DNS::Resource::IN::AAAA, Resolv::DNS::Resource::IN::ANY, Resolv::DNS::Resource::IN::CNAME, Resolv::DNS::Resource::IN::HINFO, Resolv::DNS::Resource::IN::MINFO, Resolv::DNS::Resource::IN::MX, Resolv::DNS::Resource::IN::NS, Resolv::DNS::Resource::IN::PTR, Resolv::DNS::Resource::IN::SOA, Resolv::DNS::Resource::IN::TXT]

Instance Attribute Summary (collapse)

Class Method Summary (collapse)

Instance Method Summary (collapse)

Methods included from DevDNSd::ApplicationMethods::Server

#perform_server, #process_rule, #process_rule_in_classes

Methods included from DevDNSd::ApplicationMethods::Aliases

#compute_addresses, #is_ipv4?, #is_ipv6?, #manage_address, #manage_aliases

Methods included from DevDNSd::ApplicationMethods::System

#action_add, #action_install, #action_remove, #action_start, #action_stop, #action_uninstall, #dns_update, #execute_command, #is_osx?, #launch_agent_path, #resolver_path

Constructor Details

- (Application) initialize(command, locale)

Creates a new application.

Parameters:

  • command (Bovem::Command) —

    The current Bovem command.

  • locale (Symbol) —

    The locale to use for the application.



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# File 'lib/devdnsd/application.rb', line 639

def initialize(command, locale)
  i18n_setup(:devdnsd, ::File.absolute_path(::Pathname.new(::File.dirname(__FILE__)).to_s + "/../../locales/"))
  self.i18n = locale

  @locale = locale
  @command = command
  options = @command.application.get_options.reject {|_, v| v.nil? }

  # Setup logger
  create_logger(options)

  # Open configuration
  read_configuration(options)

  self
end

Instance Attribute Details

- (Bovem::Command) command (readonly)

Returns The Bovem command.

Returns:

  • (Bovem::Command) —

    The Bovem command.



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# File 'lib/devdnsd/application.rb', line 618

class Application < RExec::Daemon::Base
  # Class for ANY DNS request.
  ANY_REQUEST = Resolv::DNS::Resource::IN::ANY

  # List of classes handled in case of DNS request with resource class ANY.
  ANY_CLASSES = [Resolv::DNS::Resource::IN::A, Resolv::DNS::Resource::IN::AAAA, Resolv::DNS::Resource::IN::ANY, Resolv::DNS::Resource::IN::CNAME, Resolv::DNS::Resource::IN::HINFO, Resolv::DNS::Resource::IN::MINFO, Resolv::DNS::Resource::IN::MX, Resolv::DNS::Resource::IN::NS, Resolv::DNS::Resource::IN::PTR, Resolv::DNS::Resource::IN::SOA, Resolv::DNS::Resource::IN::TXT]

  include Lazier::I18n
  include DevDNSd::ApplicationMethods::System
  include DevDNSd::ApplicationMethods::Aliases
  include DevDNSd::ApplicationMethods::Server

  attr_reader :config
  attr_reader :command
  attr_accessor :logger
  attr_reader :locale

  # Creates a new application.
  #
  # @param command [Bovem::Command] The current Bovem command.
  # @param locale [Symbol] The locale to use for the application.
  def initialize(command, locale)
    i18n_setup(:devdnsd, ::File.absolute_path(::Pathname.new(::File.dirname(__FILE__)).to_s + "/../../locales/"))
    self.i18n = locale

    @locale = locale
    @command = command
    options = @command.application.get_options.reject {|_, v| v.nil? }

    # Setup logger
    create_logger(options)

    # Open configuration
    read_configuration(options)

    self
  end

  # Gets the current logger of the application.
  #
  # @return [Logger] The current logger of the application.
  def get_logger
    @logger ||= Bovem::Logger.create(@config.foreground ? Bovem::Logger.default_file : @config.log_file, @config.log_level, @log_formatter)
  end

  # This method is called when the server starts. By default is a no-op.
  #
  # @return [NilClass] `nil`.
  def on_start
  end

  # This method is called when the server stop.
  #
  # @return [NilClass] `nil`.
  def on_stop
  end

  # Returns a unique (singleton) instance of the application.
  #
  # @param command [Bovem::Command] The current Bovem command.
  # @param locale [Symbol] The locale to use for the application.
  # @param force [Boolean] If to force recreation of the instance.
  # @return [Application] The unique (singleton) instance of the application.
  def self.instance(command = nil, locale = nil, force = false)
    @instance = nil if force
    @instance ||= DevDNSd::Application.new(command, locale) if command
    @instance
  end

  # Runs the application in foreground.
  #
  # @see #perform_server
  def self.run
    instance.perform_server
  end

  # Stops the application.
  def self.quit
    begin
      EM.add_timer(0.1) { ::EM.stop }
    rescue
    end
  end

  # Check if the current implementation supports DevDNSd.
  def self.check_ruby_implementation
    if defined?(JRuby) then
      Kernel.puts(Lazier::Localizer.new(:devdnsd, ::File.absolute_path(::Pathname.new(::File.dirname(__FILE__)).to_s + "/../../locales/")).i18n.no_jruby)
      Kernel.exit(0)
    end
  end

  private
    # Creates a logger.
    #
    # @param options [Hash] The configuration to use.
    def create_logger(options)
      warn_failure = false
      orig_file = file = Bovem::Logger.get_real_file(options["log_file"]) || Bovem::Logger.default_file

      if file.is_a?(String) then
        file = File.absolute_path(File.expand_path(file))

        begin
          FileUtils.mkdir_p(File.dirname(file))
          @logger = Bovem::Logger.create(file, Logger::INFO)
        rescue
          file = $stdout
          warn_failure = true
        end
      end

      @logger = Bovem::Logger.create(file, Logger::INFO)
      @logger.warn(replace_markers(i18n.logging_failed(orig_file))) if @logger && warn_failure
      @logger
    end

    # Reads configuration.
    #
    # @param options [Hash] The configuration to read.
    def read_configuration(options)
      path = ::File.absolute_path(File.expand_path(options["configuration"]))

      begin
        @config = DevDNSd::Configuration.new(path, options, @logger)
        ensure_directory_for(@config.log_file) if @config.log_file.is_a?(String)
        ensure_directory_for(@config.pid_file)

        @logger = nil
        @logger = get_logger
      rescue Bovem::Errors::InvalidConfiguration => e
        logger = Bovem::Logger.create($stderr)
        logger.fatal(e.message)
        logger.warn(replace_markers(i18n.application_create_config(path)))
        raise ::SystemExit
      end
    end

    # Creates a folder for a file.
    #
    # @param [String] The path of the file.
    def ensure_directory_for(path)
      begin
        FileUtils.mkdir_p(File.dirname(path))
      rescue
        @logger.warn(replace_markers(i18n.invalid_directory(File.dirname(path))))
        raise ::SystemExit
      end
    end
end

- (Configuration) config (readonly)

Returns The Configuration of this application.

Returns:



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# File 'lib/devdnsd/application.rb', line 618

class Application < RExec::Daemon::Base
  # Class for ANY DNS request.
  ANY_REQUEST = Resolv::DNS::Resource::IN::ANY

  # List of classes handled in case of DNS request with resource class ANY.
  ANY_CLASSES = [Resolv::DNS::Resource::IN::A, Resolv::DNS::Resource::IN::AAAA, Resolv::DNS::Resource::IN::ANY, Resolv::DNS::Resource::IN::CNAME, Resolv::DNS::Resource::IN::HINFO, Resolv::DNS::Resource::IN::MINFO, Resolv::DNS::Resource::IN::MX, Resolv::DNS::Resource::IN::NS, Resolv::DNS::Resource::IN::PTR, Resolv::DNS::Resource::IN::SOA, Resolv::DNS::Resource::IN::TXT]

  include Lazier::I18n
  include DevDNSd::ApplicationMethods::System
  include DevDNSd::ApplicationMethods::Aliases
  include DevDNSd::ApplicationMethods::Server

  attr_reader :config
  attr_reader :command
  attr_accessor :logger
  attr_reader :locale

  # Creates a new application.
  #
  # @param command [Bovem::Command] The current Bovem command.
  # @param locale [Symbol] The locale to use for the application.
  def initialize(command, locale)
    i18n_setup(:devdnsd, ::File.absolute_path(::Pathname.new(::File.dirname(__FILE__)).to_s + "/../../locales/"))
    self.i18n = locale

    @locale = locale
    @command = command
    options = @command.application.get_options.reject {|_, v| v.nil? }

    # Setup logger
    create_logger(options)

    # Open configuration
    read_configuration(options)

    self
  end

  # Gets the current logger of the application.
  #
  # @return [Logger] The current logger of the application.
  def get_logger
    @logger ||= Bovem::Logger.create(@config.foreground ? Bovem::Logger.default_file : @config.log_file, @config.log_level, @log_formatter)
  end

  # This method is called when the server starts. By default is a no-op.
  #
  # @return [NilClass] `nil`.
  def on_start
  end

  # This method is called when the server stop.
  #
  # @return [NilClass] `nil`.
  def on_stop
  end

  # Returns a unique (singleton) instance of the application.
  #
  # @param command [Bovem::Command] The current Bovem command.
  # @param locale [Symbol] The locale to use for the application.
  # @param force [Boolean] If to force recreation of the instance.
  # @return [Application] The unique (singleton) instance of the application.
  def self.instance(command = nil, locale = nil, force = false)
    @instance = nil if force
    @instance ||= DevDNSd::Application.new(command, locale) if command
    @instance
  end

  # Runs the application in foreground.
  #
  # @see #perform_server
  def self.run
    instance.perform_server
  end

  # Stops the application.
  def self.quit
    begin
      EM.add_timer(0.1) { ::EM.stop }
    rescue
    end
  end

  # Check if the current implementation supports DevDNSd.
  def self.check_ruby_implementation
    if defined?(JRuby) then
      Kernel.puts(Lazier::Localizer.new(:devdnsd, ::File.absolute_path(::Pathname.new(::File.dirname(__FILE__)).to_s + "/../../locales/")).i18n.no_jruby)
      Kernel.exit(0)
    end
  end

  private
    # Creates a logger.
    #
    # @param options [Hash] The configuration to use.
    def create_logger(options)
      warn_failure = false
      orig_file = file = Bovem::Logger.get_real_file(options["log_file"]) || Bovem::Logger.default_file

      if file.is_a?(String) then
        file = File.absolute_path(File.expand_path(file))

        begin
          FileUtils.mkdir_p(File.dirname(file))
          @logger = Bovem::Logger.create(file, Logger::INFO)
        rescue
          file = $stdout
          warn_failure = true
        end
      end

      @logger = Bovem::Logger.create(file, Logger::INFO)
      @logger.warn(replace_markers(i18n.logging_failed(orig_file))) if @logger && warn_failure
      @logger
    end

    # Reads configuration.
    #
    # @param options [Hash] The configuration to read.
    def read_configuration(options)
      path = ::File.absolute_path(File.expand_path(options["configuration"]))

      begin
        @config = DevDNSd::Configuration.new(path, options, @logger)
        ensure_directory_for(@config.log_file) if @config.log_file.is_a?(String)
        ensure_directory_for(@config.pid_file)

        @logger = nil
        @logger = get_logger
      rescue Bovem::Errors::InvalidConfiguration => e
        logger = Bovem::Logger.create($stderr)
        logger.fatal(e.message)
        logger.warn(replace_markers(i18n.application_create_config(path)))
        raise ::SystemExit
      end
    end

    # Creates a folder for a file.
    #
    # @param [String] The path of the file.
    def ensure_directory_for(path)
      begin
        FileUtils.mkdir_p(File.dirname(path))
      rescue
        @logger.warn(replace_markers(i18n.invalid_directory(File.dirname(path))))
        raise ::SystemExit
      end
    end
end

- (Symbol|nil) locale (readonly)

Returns The current application locale.

Returns:

  • (Symbol|nil) —

    The current application locale.



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# File 'lib/devdnsd/application.rb', line 618

class Application < RExec::Daemon::Base
  # Class for ANY DNS request.
  ANY_REQUEST = Resolv::DNS::Resource::IN::ANY

  # List of classes handled in case of DNS request with resource class ANY.
  ANY_CLASSES = [Resolv::DNS::Resource::IN::A, Resolv::DNS::Resource::IN::AAAA, Resolv::DNS::Resource::IN::ANY, Resolv::DNS::Resource::IN::CNAME, Resolv::DNS::Resource::IN::HINFO, Resolv::DNS::Resource::IN::MINFO, Resolv::DNS::Resource::IN::MX, Resolv::DNS::Resource::IN::NS, Resolv::DNS::Resource::IN::PTR, Resolv::DNS::Resource::IN::SOA, Resolv::DNS::Resource::IN::TXT]

  include Lazier::I18n
  include DevDNSd::ApplicationMethods::System
  include DevDNSd::ApplicationMethods::Aliases
  include DevDNSd::ApplicationMethods::Server

  attr_reader :config
  attr_reader :command
  attr_accessor :logger
  attr_reader :locale

  # Creates a new application.
  #
  # @param command [Bovem::Command] The current Bovem command.
  # @param locale [Symbol] The locale to use for the application.
  def initialize(command, locale)
    i18n_setup(:devdnsd, ::File.absolute_path(::Pathname.new(::File.dirname(__FILE__)).to_s + "/../../locales/"))
    self.i18n = locale

    @locale = locale
    @command = command
    options = @command.application.get_options.reject {|_, v| v.nil? }

    # Setup logger
    create_logger(options)

    # Open configuration
    read_configuration(options)

    self
  end

  # Gets the current logger of the application.
  #
  # @return [Logger] The current logger of the application.
  def get_logger
    @logger ||= Bovem::Logger.create(@config.foreground ? Bovem::Logger.default_file : @config.log_file, @config.log_level, @log_formatter)
  end

  # This method is called when the server starts. By default is a no-op.
  #
  # @return [NilClass] `nil`.
  def on_start
  end

  # This method is called when the server stop.
  #
  # @return [NilClass] `nil`.
  def on_stop
  end

  # Returns a unique (singleton) instance of the application.
  #
  # @param command [Bovem::Command] The current Bovem command.
  # @param locale [Symbol] The locale to use for the application.
  # @param force [Boolean] If to force recreation of the instance.
  # @return [Application] The unique (singleton) instance of the application.
  def self.instance(command = nil, locale = nil, force = false)
    @instance = nil if force
    @instance ||= DevDNSd::Application.new(command, locale) if command
    @instance
  end

  # Runs the application in foreground.
  #
  # @see #perform_server
  def self.run
    instance.perform_server
  end

  # Stops the application.
  def self.quit
    begin
      EM.add_timer(0.1) { ::EM.stop }
    rescue
    end
  end

  # Check if the current implementation supports DevDNSd.
  def self.check_ruby_implementation
    if defined?(JRuby) then
      Kernel.puts(Lazier::Localizer.new(:devdnsd, ::File.absolute_path(::Pathname.new(::File.dirname(__FILE__)).to_s + "/../../locales/")).i18n.no_jruby)
      Kernel.exit(0)
    end
  end

  private
    # Creates a logger.
    #
    # @param options [Hash] The configuration to use.
    def create_logger(options)
      warn_failure = false
      orig_file = file = Bovem::Logger.get_real_file(options["log_file"]) || Bovem::Logger.default_file

      if file.is_a?(String) then
        file = File.absolute_path(File.expand_path(file))

        begin
          FileUtils.mkdir_p(File.dirname(file))
          @logger = Bovem::Logger.create(file, Logger::INFO)
        rescue
          file = $stdout
          warn_failure = true
        end
      end

      @logger = Bovem::Logger.create(file, Logger::INFO)
      @logger.warn(replace_markers(i18n.logging_failed(orig_file))) if @logger && warn_failure
      @logger
    end

    # Reads configuration.
    #
    # @param options [Hash] The configuration to read.
    def read_configuration(options)
      path = ::File.absolute_path(File.expand_path(options["configuration"]))

      begin
        @config = DevDNSd::Configuration.new(path, options, @logger)
        ensure_directory_for(@config.log_file) if @config.log_file.is_a?(String)
        ensure_directory_for(@config.pid_file)

        @logger = nil
        @logger = get_logger
      rescue Bovem::Errors::InvalidConfiguration => e
        logger = Bovem::Logger.create($stderr)
        logger.fatal(e.message)
        logger.warn(replace_markers(i18n.application_create_config(path)))
        raise ::SystemExit
      end
    end

    # Creates a folder for a file.
    #
    # @param [String] The path of the file.
    def ensure_directory_for(path)
      begin
        FileUtils.mkdir_p(File.dirname(path))
      rescue
        @logger.warn(replace_markers(i18n.invalid_directory(File.dirname(path))))
        raise ::SystemExit
      end
    end
end

- (Bovem::Logger) logger

Returns The logger for this application.

Returns:

  • (Bovem::Logger) —

    The logger for this application.



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# File 'lib/devdnsd/application.rb', line 618

class Application < RExec::Daemon::Base
  # Class for ANY DNS request.
  ANY_REQUEST = Resolv::DNS::Resource::IN::ANY

  # List of classes handled in case of DNS request with resource class ANY.
  ANY_CLASSES = [Resolv::DNS::Resource::IN::A, Resolv::DNS::Resource::IN::AAAA, Resolv::DNS::Resource::IN::ANY, Resolv::DNS::Resource::IN::CNAME, Resolv::DNS::Resource::IN::HINFO, Resolv::DNS::Resource::IN::MINFO, Resolv::DNS::Resource::IN::MX, Resolv::DNS::Resource::IN::NS, Resolv::DNS::Resource::IN::PTR, Resolv::DNS::Resource::IN::SOA, Resolv::DNS::Resource::IN::TXT]

  include Lazier::I18n
  include DevDNSd::ApplicationMethods::System
  include DevDNSd::ApplicationMethods::Aliases
  include DevDNSd::ApplicationMethods::Server

  attr_reader :config
  attr_reader :command
  attr_accessor :logger
  attr_reader :locale

  # Creates a new application.
  #
  # @param command [Bovem::Command] The current Bovem command.
  # @param locale [Symbol] The locale to use for the application.
  def initialize(command, locale)
    i18n_setup(:devdnsd, ::File.absolute_path(::Pathname.new(::File.dirname(__FILE__)).to_s + "/../../locales/"))
    self.i18n = locale

    @locale = locale
    @command = command
    options = @command.application.get_options.reject {|_, v| v.nil? }

    # Setup logger
    create_logger(options)

    # Open configuration
    read_configuration(options)

    self
  end

  # Gets the current logger of the application.
  #
  # @return [Logger] The current logger of the application.
  def get_logger
    @logger ||= Bovem::Logger.create(@config.foreground ? Bovem::Logger.default_file : @config.log_file, @config.log_level, @log_formatter)
  end

  # This method is called when the server starts. By default is a no-op.
  #
  # @return [NilClass] `nil`.
  def on_start
  end

  # This method is called when the server stop.
  #
  # @return [NilClass] `nil`.
  def on_stop
  end

  # Returns a unique (singleton) instance of the application.
  #
  # @param command [Bovem::Command] The current Bovem command.
  # @param locale [Symbol] The locale to use for the application.
  # @param force [Boolean] If to force recreation of the instance.
  # @return [Application] The unique (singleton) instance of the application.
  def self.instance(command = nil, locale = nil, force = false)
    @instance = nil if force
    @instance ||= DevDNSd::Application.new(command, locale) if command
    @instance
  end

  # Runs the application in foreground.
  #
  # @see #perform_server
  def self.run
    instance.perform_server
  end

  # Stops the application.
  def self.quit
    begin
      EM.add_timer(0.1) { ::EM.stop }
    rescue
    end
  end

  # Check if the current implementation supports DevDNSd.
  def self.check_ruby_implementation
    if defined?(JRuby) then
      Kernel.puts(Lazier::Localizer.new(:devdnsd, ::File.absolute_path(::Pathname.new(::File.dirname(__FILE__)).to_s + "/../../locales/")).i18n.no_jruby)
      Kernel.exit(0)
    end
  end

  private
    # Creates a logger.
    #
    # @param options [Hash] The configuration to use.
    def create_logger(options)
      warn_failure = false
      orig_file = file = Bovem::Logger.get_real_file(options["log_file"]) || Bovem::Logger.default_file

      if file.is_a?(String) then
        file = File.absolute_path(File.expand_path(file))

        begin
          FileUtils.mkdir_p(File.dirname(file))
          @logger = Bovem::Logger.create(file, Logger::INFO)
        rescue
          file = $stdout
          warn_failure = true
        end
      end

      @logger = Bovem::Logger.create(file, Logger::INFO)
      @logger.warn(replace_markers(i18n.logging_failed(orig_file))) if @logger && warn_failure
      @logger
    end

    # Reads configuration.
    #
    # @param options [Hash] The configuration to read.
    def read_configuration(options)
      path = ::File.absolute_path(File.expand_path(options["configuration"]))

      begin
        @config = DevDNSd::Configuration.new(path, options, @logger)
        ensure_directory_for(@config.log_file) if @config.log_file.is_a?(String)
        ensure_directory_for(@config.pid_file)

        @logger = nil
        @logger = get_logger
      rescue Bovem::Errors::InvalidConfiguration => e
        logger = Bovem::Logger.create($stderr)
        logger.fatal(e.message)
        logger.warn(replace_markers(i18n.application_create_config(path)))
        raise ::SystemExit
      end
    end

    # Creates a folder for a file.
    #
    # @param [String] The path of the file.
    def ensure_directory_for(path)
      begin
        FileUtils.mkdir_p(File.dirname(path))
      rescue
        @logger.warn(replace_markers(i18n.invalid_directory(File.dirname(path))))
        raise ::SystemExit
      end
    end
end

Class Method Details

+ (Object) check_ruby_implementation

Check if the current implementation supports DevDNSd.



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# File 'lib/devdnsd/application.rb', line 703

def self.check_ruby_implementation
  if defined?(JRuby) then
    Kernel.puts(Lazier::Localizer.new(:devdnsd, ::File.absolute_path(::Pathname.new(::File.dirname(__FILE__)).to_s + "/../../locales/")).i18n.no_jruby)
    Kernel.exit(0)
  end
end

+ (Application) instance(command = nil, locale = nil, force = false)

Returns a unique (singleton) instance of the application.

Parameters:

  • command (Bovem::Command) (defaults to: nil) —

    The current Bovem command.

  • locale (Symbol) (defaults to: nil) —

    The locale to use for the application.

  • force (Boolean) (defaults to: false) —

    If to force recreation of the instance.

Returns:

  • (Application) —

    The unique (singleton) instance of the application.



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# File 'lib/devdnsd/application.rb', line 681

def self.instance(command = nil, locale = nil, force = false)
  @instance = nil if force
  @instance ||= DevDNSd::Application.new(command, locale) if command
  @instance
end

+ (Object) quit

Stops the application.



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# File 'lib/devdnsd/application.rb', line 695

def self.quit
  begin
    EM.add_timer(0.1) { ::EM.stop }
  rescue
  end
end

+ (Object) run

Runs the application in foreground.

See Also:



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# File 'lib/devdnsd/application.rb', line 690

def self.run
  instance.perform_server
end

Instance Method Details

- (Logger) get_logger

Gets the current logger of the application.

Returns:

  • (Logger) —

    The current logger of the application.



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# File 'lib/devdnsd/application.rb', line 659

def get_logger
  @logger ||= Bovem::Logger.create(@config.foreground ? Bovem::Logger.default_file : @config.log_file, @config.log_level, @log_formatter)
end

- (NilClass) on_start

This method is called when the server starts. By default is a no-op.

Returns:

  • (NilClass) —

    nil.



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# File 'lib/devdnsd/application.rb', line 666

def on_start
end

- (NilClass) on_stop

This method is called when the server stop.

Returns:

  • (NilClass) —

    nil.



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# File 'lib/devdnsd/application.rb', line 672

def on_stop
end