Class: EventHub::ActorPublisher

Inherits:
Object
  • Object
show all
Includes:
Celluloid, Helper
Defined in:
lib/eventhub/actor_publisher.rb

Overview

Publisher class

Instance Method Summary collapse

Methods included from Helper

#bunny_connection_options, #create_bunny_connection, #get_name_from_class, #now_stamp, #stringify_keys

Constructor Details

#initialize ⇒ ActorPublisher

Returns a new instance of ActorPublisher.



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# File 'lib/eventhub/actor_publisher.rb', line 10

def initialize
  EventHub.logger.info("Publisher is starting...")
  @connection = nil
  @channel = nil
end

Instance Method Details

#cleanup ⇒ Object 



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# File 'lib/eventhub/actor_publisher.rb', line 43

def cleanup
  EventHub.logger.info("Publisher is cleaning up...")
  begin
    @channel&.close
  rescue => ex
    EventHub.logger.warn("Publisher cleanup channel: ignoring #{ex.class}: #{ex.message}")
  end
  begin
    @connection&.close
  rescue => ex
    EventHub.logger.warn("Publisher cleanup connection: ignoring #{ex.class}: #{ex.message}")
  end
end

#publish(args = {}) ⇒ Object 



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# File 'lib/eventhub/actor_publisher.rb', line 16

def publish(args = {})
  ensure_channel

  message = args[:message]
  return if message.nil?

  exchange_name = args[:exchange_name] || EH_X_INBOUND
  exchange = @channel.direct(exchange_name, durable: true)

  publish_options = {persistent: true}
  correlation_id = args[:correlation_id] || CorrelationId.current
  publish_options[:correlation_id] = correlation_id if correlation_id

  exchange.publish(message, publish_options)
  nil
rescue Bunny::NetworkFailure, Bunny::ChannelAlreadyClosed => e
  # broker-side close - drop the channel so next publish reopens it
  EventHub.logger.warn("Publisher channel dropped: #{e.class}: #{e.message}")
  begin
    @channel&.close
  rescue
    nil
  end
  @channel = nil
  raise
end