Gecko [ fernandoquevedodop.com ]

Name	Size	Permission
adapters	[ DIR ]	drwxr-xr-x
transformer	[ DIR ]	drwxr-xr-x
builder.rb	2.47 KB	-rw-r--r--
cache.rb	2.77 KB	-rw-r--r--
expires.rb	2.29 KB	-rw-r--r--
lock.rb	467 B	-rw-r--r--
logger.rb	1.83 KB	-rw-r--r--
mixins.rb	9.72 KB	-rw-r--r--
optionmerger.rb	1.3 KB	-rw-r--r--
pool.rb	1.36 KB	-rw-r--r--
proxy.rb	2.71 KB	-rw-r--r--
server.rb	3.3 KB	-rw-r--r--
shared.rb	1.64 KB	-rw-r--r--
stack.rb	2.36 KB	-rw-r--r--
synchronize.rb	3.07 KB	-rw-r--r--
transformer.rb	7.58 KB	-rw-r--r--
utils.rb	584 B	-rw-r--r--
version.rb	80 B	-rw-r--r--
weak.rb	949 B	-rw-r--r--
wrapper.rb	1.05 KB	-rw-r--r--

Code Editor : shared.rb

module Moneta
  # Shares a store between processes
  #
  # @example Share a store
  #   Moneta.build do
  #     use :Transformer, key: :marshal, value: :marshal
  #     use :Shared do
  #       adapter :GDBM, file: 'shared.db'
  #     end
  #   end
  #
  # @api public
  class Shared < Wrapper
    # @param [Hash] options
    # @option options [Integer] :port (9000) TCP port
    # @option options [String] :host Server hostname
    # @option options [String] :socket Unix socket file name
    def initialize(options = {}, &block)
      @options = options
      @builder = Builder.new(&block)
    end

# (see Proxy#close)
    def close
      if @server
        @server.stop
        @thread.join
        @server = @thread = nil
      end
      if @adapter
        @adapter.close
        @adapter = nil
      end
    end

protected

def wrap(*args)
      connect
      yield
    end

def connect
      @adapter ||= Adapters::Client.new(@options)
    rescue Errno::ECONNREFUSED, Errno::ENOENT => ex
      start_server
      tries ||= 0
      warn "Moneta::Shared - Failed to connect: #{ex.message}" if tries > 0
      (tries += 1) < 3 ? retry : raise
    end

# TODO: Implement this using forking (MRI) and threading (JRuby)
    # to get maximal performance
    def start_server
      @adapter = Lock.new(@builder.build.last)
      @server = Server.new(@adapter, @options)
      @thread = Thread.new { @server.run }
      sleep 0.1 until @server.running?
    rescue Exception => ex
      @adapter.close if @adapter
      @adapter = nil
      @server = nil
      @thread = nil
      warn "Moneta::Shared - Failed to start server: #{ex.message}"
    end
  end
end

${this.title}

Code Editor : shared.rb