Module: Karafka::Pro::Processing::Strategies::Mom::Ftr

Includes:
Ftr::Default, Default
Included in:
Aj::FtrMom, FtrVp
Defined in:
lib/karafka/pro/processing/strategies/mom/ftr.rb

Overview

Filtering support for MoM

Constant Summary collapse

FEATURES =

MoM + Ftr

%i[
  filtering
  manual_offset_management
].freeze

Instance Method Summary collapse

Methods included from Default

#handle_before_consume, #handle_before_enqueue, #handle_consume, #handle_revoked

Methods included from Karafka::Processing::Strategies::Default

#commit_offsets, #commit_offsets!, #handle_before_consume, #handle_before_enqueue, #handle_consume, #handle_idle, #handle_revoked, #handle_shutdown, #mark_as_consumed, #mark_as_consumed!

Methods included from Karafka::Processing::Strategies::Base

#handle_before_consume, #handle_before_enqueue, #handle_consume, #handle_idle, #handle_revoked, #handle_shutdown

Methods included from Ftr::Default

#handle_idle, #handle_post_filtering

Instance Method Details

#handle_after_consumeObject

When mom is enabled, we do not mark messages as consumed after processing but we also need to keep in mind throttling here



32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
# File 'lib/karafka/pro/processing/strategies/mom/ftr.rb', line 32

def handle_after_consume
  coordinator.on_finished do
    return if revoked?

    if coordinator.success?
      coordinator.pause_tracker.reset

      # Do not throttle if paused
      return if coordinator.manual_pause?

      handle_post_filtering
    else
      retry_after_pause
    end
  end
end