Module: Rdkafka::Chain

Defined in:
lib/new_relic/agent/instrumentation/rdkafka/chain.rb

Class Method Summary collapse

Class Method Details

.instrument! ⇒ Object 



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# File 'lib/new_relic/agent/instrumentation/rdkafka/chain.rb', line 9

def self.instrument!
  ::Rdkafka::Producer.class_eval do
    include NewRelic::Agent::Instrumentation::Rdkafka

    alias_method(:produce_without_new_relic, :produce)

    def produce(**kwargs)
      produce_with_new_relic(kwargs) do |headers|
        kwargs[:headers] = headers
        produce_without_new_relic(**kwargs)
      end
    end
  end

  ::Rdkafka::Consumer.class_eval do
    include NewRelic::Agent::Instrumentation::Rdkafka

    alias_method(:each_without_new_relic, :each)

    def each(**kwargs)
      each_without_new_relic(**kwargs) do |message|
        each_with_new_relic(message) do
          yield(message)
        end
      end
    end
  end

  ::Rdkafka::Config.class_eval do
    include NewRelic::Agent::Instrumentation::RdkafkaConfig

    alias_method(:producer_without_new_relic, :producer)
    alias_method(:consumer_without_new_relic, :consumer)

    if NewRelic::Helper.version_satisfied?(::Rdkafka::VERSION, '>=', '0.16.0') ||
        NewRelic::Helper.version_satisfied?(RUBY_VERSION, '>=', '2.7.0')
      def producer(**kwargs)
        producer_without_new_relic(**kwargs).tap do |producer|
          set_nr_config(producer)
        end
      end

      def consumer(**kwargs)
        consumer_without_new_relic(**kwargs).tap do |consumer|
          set_nr_config(consumer)
        end
      end
    else
      def producer
        producer_without_new_relic.tap do |producer|
          set_nr_config(producer)
        end
      end

      def consumer
        consumer_without_new_relic.tap do |consumer|
          set_nr_config(consumer)
        end
      end
    end
  end
end