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Contents
# Copyright 2023. Couchbase, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# frozen_string_literal: true
module Couchbase
module Protostellar
module Retry
module Strategies
class BestEffort
attr_reader :backoff_calculator
def initialize(backoff_calculator = nil)
# The default backoff calculator starts with a 1 millisecond backoff and doubles it after each retry
# attempt, up to a maximum of 500 milliseconds
@backoff_calculator =
if backoff_calculator.nil?
lambda { |retry_attempt_count| [2**retry_attempt_count, 500].min }
else
backoff_calculator
end
end
def retry_after(request, reason)
if request.idempotent || reason.allows_non_idempotent_retry
backoff = @backoff_calculator.call(request.retry_attempts)
Retry::Action.with_duration(backoff)
else
Retry::Action.no_retry
end
end
DEFAULT = BestEffort.new.freeze
end
end
end
end
end
Version data entries
35 entries across 35 versions & 1 rubygems