Class: MergeRequests::ProcessScheduledMergeWorker

Inherits:
Object
  • Object
show all
Includes:
ApplicationWorker, CronjobQueue, Gitlab::ExclusiveLeaseHelpers
Defined in:
app/workers/merge_requests/process_scheduled_merge_worker.rb

Overview

rubocop:disable Scalability/IdempotentWorker – time dependent queries can’t be idempotent

Constant Summary collapse

LOCK_RETRY = 
3
LOCK_TTL = 
5.minutes
DELAY = 
7.seconds
BATCH_SIZE = 
500

Constants included from Gitlab::ExclusiveLeaseHelpers

Gitlab::ExclusiveLeaseHelpers::FailedToObtainLockError

Constants included from ApplicationWorker

ApplicationWorker::LOGGING_EXTRA_KEY, ApplicationWorker::SAFE_PUSH_BULK_LIMIT

Constants included from Gitlab::Loggable

Gitlab::Loggable::ANONYMOUS

Constants included from WorkerAttributes

WorkerAttributes::DEFAULT_CONCURRENCY_LIMIT_PERCENTAGE_BY_URGENCY, WorkerAttributes::DEFAULT_DATA_CONSISTENCY, WorkerAttributes::DEFAULT_DATA_CONSISTENCY_PER_DB, WorkerAttributes::DEFAULT_DEFER_DELAY, WorkerAttributes::LOAD_BALANCED_DATA_CONSISTENCIES, WorkerAttributes::NAMESPACE_WEIGHTS, WorkerAttributes::VALID_DATA_CONSISTENCIES, WorkerAttributes::VALID_RESOURCE_BOUNDARIES, WorkerAttributes::VALID_URGENCIES

Instance Method Summary collapse

Methods included from Gitlab::ExclusiveLeaseHelpers

#in_lock

Methods included from Gitlab::Loggable

#build_structured_payload

Methods included from Gitlab::SidekiqVersioning::Worker

#job_version

Methods included from WorkerContext

#with_context

Instance Method Details

#perform ⇒ Object 



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# File 'app/workers/merge_requests/process_scheduled_merge_worker.rb', line 20

def perform
  in_lock(lock_key, **lock_params) do
    # rubocop:disable CodeReuse/ActiveRecord -- using keyset pagination with custom order for better performance
    order = Gitlab::Pagination::Keyset::Order.build([
      Gitlab::Pagination::Keyset::ColumnOrderDefinition.new(
        attribute_name: 'merge_after',
        order_expression: MergeRequests::MergeSchedule.arel_table[:merge_after].asc,
        nullable: :not_nullable
      ),
      Gitlab::Pagination::Keyset::ColumnOrderDefinition.new(
        attribute_name: 'merge_request_id',
        order_expression: MergeRequests::MergeSchedule.arel_table[:merge_request_id].asc,
        nullable: :not_nullable
      )
    ])

    scope = MergeRequests::MergeSchedule
      .where(merge_after: ..Time.zone.now)
      .order(order)
      .select(:merge_after, :merge_request_id)

    iterator = Gitlab::Pagination::Keyset::Iterator.new(scope: scope)

    iteration = 0
    iterator.each_batch(of: BATCH_SIZE) do |records|
      loaded_records = MergeRequest
        .with_auto_merge_enabled
        .where(id: records.to_a.pluck(:merge_request_id))

      enqueue_auto_merge_process_worker(loaded_records, iteration)
      iteration += 1
    end
    # rubocop:enable CodeReuse/ActiveRecord
  end
end