after_fork do |server, worker|

require "amqp"

  amqp_opts = {:port => $RABBITMQ_PORT, :host => $RABBITMQ_HOST, :username => $RABBITMQ_USER, :password => $RABBITMQ_PASS, :vhost => $RABBITMQ_VHOST}
  t = Thread.new { AMQP.start(amqp_opts) }
  sleep(1.0)

  EventMachine.add_periodic_timer(60) do
     exchange = AMQP.channel.topic($TOPIC_EXCHANGE)
     exchange.publish("Heartbeat message #{Time.now.to_s}", :routing_key => "websocket.heartbeat.0")
  end

  EventMachine.next_tick do
    AMQP.channel ||= AMQP::Channel.new(AMQP.connection, 2, :auto_recovery => true)

    AMQP.channel.on_error do |ch, channel_close|
      raise channel_close.reply_text
    end

    if AMQP.channel.auto_recovering?
      puts "Channel #{ch1.id} IS auto-recovering"
    end

    AMQP.connection.on_tcp_connection_loss do |conn, settings|
      puts "[AMQP network failure] Trying to reconnect..."
      conn.reconnect(false, 2)
    end
    exchange = AMQP.channel.topic($TOPIC_EXCHANGE)

    3.times do |i|
      puts "[after_fork/amqp] Publishing a warmup message ##{i}"
      exchange.publish("A warmup message #{i} from #{Time.now.strftime('%H:%M:%S %m/%b/%Y')}", :routing_key => "websocket.heartbeat.0")
    end

  end

end