Contents

module Qs

  class DaemonData

    # The daemon uses this to "compile" its configuration for speed. NsOptions
    # is relatively slow everytime an option is read. To avoid this, we read the
    # options one time here and memoize their values. This way, we don't pay the
    # NsOptions overhead when reading them while handling a message.

    attr_reader :name, :process_label, :pid_file
    attr_reader :worker_class, :worker_params, :num_workers
    attr_reader :debug, :logger, :dwp_logger, :verbose_logging
    attr_reader :shutdown_timeout
    attr_reader :error_procs, :queue_redis_keys, :routes

    def initialize(args = nil)
      args ||= {}
      @name          = args[:name]
      @process_label = !(v = ENV['QS_PROCESS_LABEL'].to_s).empty? ? v : args[:name]
      @pid_file      = args[:pid_file]

      @worker_class  = args[:worker_class]
      @worker_params = args[:worker_params] || {}
      @num_workers   = args[:num_workers]

      @debug           = !ENV['QS_DEBUG'].to_s.empty?
      @logger          = args[:logger]
      @dwp_logger      = @logger if @debug
      @verbose_logging = !!args[:verbose_logging]

      @shutdown_timeout = args[:shutdown_timeout]

      @error_procs      = args[:error_procs] || []
      @queue_redis_keys = args[:queue_redis_keys] || []
      @routes           = build_routes(args[:routes] || [])
    end

    def route_for(route_id)
      @routes[route_id] || raise(NotFoundError, "unknown message '#{route_id}'")
    end

    private

    def build_routes(routes)
      routes.inject({}){ |h, route| h.merge(route.id => route) }
    end

  end

  NotFoundError = Class.new(RuntimeError)

end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
qs-0.6.1	lib/qs/daemon_data.rb
qs-0.6.0	lib/qs/daemon_data.rb