Class: Statsd::Daemon

Inherits:
Object
  • Object
show all
Defined in:
lib/statsd/daemon.rb

Instance Method Summary collapse

Instance Method Details

#run(options) ⇒ Object 



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# File 'lib/statsd/daemon.rb', line 38

def run(options)
  config = if options[:config] and options[:config].is_a?(Hash)
             options[:config]
           elsif options[:config_file] and options[:config_file].is_a?(String)
             YAML::load(ERB.new(IO.read(options[:config_file])).result)
           end

  EventMachine::run do
    ## statsd->graphite aggregation
    if config['graphite_host']
      MessageDispatchDaemon.register_receiver(Statsd::Aggregator)
      EventMachine::add_periodic_timer(config['flush_interval']) do
        counters,timers = Statsd::Aggregator.get_and_clear_stats!
        EventMachine.connect config['graphite_host'], config['graphite_port'], Statsd::Graphite do |conn|
          conn.counters = counters
          conn.timers = timers
          conn.flush_interval = config['flush_interval']
          conn.flush_stats
        end
      end
      ##

      ## statsd->statsd data relay
      if config['forwarding']
        Statsd::Forwarder.set_destinations(config['forwarding_destinations'])
        MessageDispatchDaemon.register_receiver(Statsd::Forwarder)

        Statsd::Forwarder.build_fresh_sockets
        EventMachine::add_periodic_timer(config['forwarding_socket_lifetime']) do
          Statsd::Forwarder.build_fresh_sockets
        end
      end
      ##

      puts "Going to listen on #{config['bind']}:#{config['port']}"
      EventMachine::open_datagram_socket(config['bind'], config['port'], MessageDispatchDaemon)
    end
  end
end