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# frozen_string_literal: true
module Gitlab
module SidekiqMiddleware
module DuplicateJobs
module Strategies
# This strategy takes a lock before scheduling the job in a queue and
# removes the lock before the job starts allowing a new job to be queued
# while a job is still executing.
class UntilExecuting
def initialize(duplicate_job)
@duplicate_job = duplicate_job
end
def schedule(job)
if deduplicatable_job? && check! && duplicate_job.duplicate?
job['duplicate-of'] = duplicate_job.existing_jid
if duplicate_job.droppable?
Gitlab::SidekiqLogging::DeduplicationLogger.instance.log(
job, "dropped until executing", duplicate_job.options)
return false
end
end
yield
end
def perform(_job)
duplicate_job.delete!
yield
end
private
attr_reader :duplicate_job
def deduplicatable_job?
!duplicate_job.scheduled? || duplicate_job.options[:including_scheduled]
end
def check!
duplicate_job.check!(expiry)
end
def expiry
return DuplicateJob::DUPLICATE_KEY_TTL unless duplicate_job.scheduled?
time_diff = duplicate_job.scheduled_at.to_i - Time.now.to_i
time_diff > 0 ? time_diff : DuplicateJob::DUPLICATE_KEY_TTL
end
end
end
end
end
end
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