Class: Statsd::Server::Daemon

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

Instance Method Summary collapse

Instance Method Details

#run(options) ⇒ Object 



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# File 'lib/statsd/server.rb', line 47

def run(options)
  config = YAML::load(ERB.new(IO.read(options[:config])).result)

  if options[:mongo]
    require 'statsd/mongo'
    # Setup retention store
    db = ::Mongo::Connection.new(config['mongo_host']).db(config['mongo_database'])
    config['retentions'].each do |retention|
      collection_name = retention['name']
      unless db.collection_names.include?(collection_name)
        db.create_collection(collection_name, :capped => retention['capped'], :size => retention['cap_bytes']) 
      end
      db.collection(collection_name).ensure_index([['ts', ::Mongo::ASCENDING]])
    end        
    Statsd::Mongo.hostname = config['mongo_host']
    Statsd::Mongo.database = config['mongo_database']
    Statsd::Mongo.retentions = config['retentions']
    Statsd::Mongo.flush_interval = config['flush_interval']
  end

  if options[:graphite]
    require 'statsd/graphite' 
  end

  # Start the server
  EventMachine::run do
    EventMachine::open_datagram_socket(config['bind'], config['port'], Statsd::Server)  

    # Periodically Flush
    EventMachine::add_periodic_timer(config['flush_interval']) do
      counters,timers = Statsd::Server.get_and_clear_stats!

       # Flush Adapters
      if options[:mongo]
        EM.defer { Statsd::Mongo.flush_stats(counters,timers) } 
      end

      if options[:graphite]
        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
    
    end

  end

end