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Contents
# frozen_string_literal: true
# This Karafka component is a Pro component under a commercial license.
# This Karafka component is NOT licensed under LGPL.
#
# All of the commercial components are present in the lib/karafka/pro directory of this
# repository and their usage requires commercial license agreement.
#
# Karafka has also commercial-friendly license, commercial support and commercial components.
#
# By sending a pull request to the pro components, you are agreeing to transfer the copyright of
# your code to Maciej Mensfeld.
module Karafka
module Pro
module Routing
module Features
class Multiplexing < Base
# Allows for multiplexing setup inside a consumer group definition
module Proxy
# @param min [Integer, nil] min multiplexing count or nil to set it to max, effectively
# disabling dynamic multiplexing
# @param max [Integer] max multiplexing count
# @param boot [Integer] how many listeners should we start during boot by default
def multiplexing(min: nil, max: 1, boot: nil)
@target.current_subscription_group_details.merge!(
multiplexing_min: min || max,
multiplexing_max: max,
# Picks half of max by default as long as possible. Otherwise goes with min
multiplexing_boot: boot || [min || max, (max / 2)].max
)
end
end
end
end
end
end
end
Version data entries
26 entries across 26 versions & 1 rubygems