class Racecar::Datadog::ConsumerSubscriber
Public Instance Methods
join_group(event)
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# File lib/racecar/datadog.rb, line 134 def join_group(event) tags = { client: event.payload.fetch(:client_id), group_id: event.payload.fetch(:group_id), } timing("consumer.join_group", event.duration, tags: tags) if event.payload.key?(:exception) increment("consumer.join_group.errors", tags: tags) end end
leave_group(event)
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# File lib/racecar/datadog.rb, line 147 def leave_group(event) tags = { client: event.payload.fetch(:client_id), group_id: event.payload.fetch(:group_id), } timing("consumer.leave_group", event.duration, tags: tags) if event.payload.key?(:exception) increment("consumer.leave_group.errors", tags: tags) end end
main_loop(event)
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# File lib/racecar/datadog.rb, line 169 def main_loop(event) tags = { client: event.payload.fetch(:client_id), group_id: event.payload.fetch(:group_id), } histogram("consumer.loop.duration", event.duration, tags: tags) end
pause_status(event)
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# File lib/racecar/datadog.rb, line 178 def pause_status(event) duration = event.payload.fetch(:duration) gauge("consumer.pause.duration", duration, tags: default_tags(event)) end
poll_retry(event)
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# File lib/racecar/datadog.rb, line 160 def poll_retry(event) tags = { client: event.payload.fetch(:client_id), group_id: event.payload.fetch(:group_id), } rdkafka_error_code = event.payload.fetch(:exception).code.to_s.gsub(/\W/, '') increment("consumer.poll.rdkafka_error.#{rdkafka_error_code}", tags: tags) end
process_batch(event)
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# File lib/racecar/datadog.rb, line 112 def process_batch(event) offset = event.payload.fetch(:last_offset) messages = event.payload.fetch(:message_count) last_create_time = event.payload.fetch(:last_create_time) time_lag = last_create_time && ((Time.now - last_create_time) * 1000).to_i tags = default_tags(event) if event.payload.key?(:exception) increment("consumer.process_batch.errors", tags: tags) else timing("consumer.process_batch.latency", event.duration, tags: tags) count("consumer.messages", messages, tags: tags) end histogram("consumer.batch_size", messages, tags: tags) gauge("consumer.offset", offset, tags: tags) if time_lag gauge("consumer.time_lag", time_lag, tags: tags) end end
process_message(event)
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# File lib/racecar/datadog.rb, line 91 def process_message(event) offset = event.payload.fetch(:offset) create_time = event.payload.fetch(:create_time) time_lag = create_time && ((Time.now - create_time) * 1000).to_i tags = default_tags(event) if event.payload.key?(:exception) increment("consumer.process_message.errors", tags: tags) else timing("consumer.process_message.latency", event.duration, tags: tags) increment("consumer.messages", tags: tags) end gauge("consumer.offset", offset, tags: tags) # Not all messages have timestamps. if time_lag gauge("consumer.time_lag", time_lag, tags: tags) end end