diff options
Diffstat (limited to 'lib/gitlab/background_migration/nullify_orphan_runner_id_on_ci_builds.rb')
-rw-r--r-- | lib/gitlab/background_migration/nullify_orphan_runner_id_on_ci_builds.rb | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/lib/gitlab/background_migration/nullify_orphan_runner_id_on_ci_builds.rb b/lib/gitlab/background_migration/nullify_orphan_runner_id_on_ci_builds.rb new file mode 100644 index 00000000000..78e897d9ae1 --- /dev/null +++ b/lib/gitlab/background_migration/nullify_orphan_runner_id_on_ci_builds.rb @@ -0,0 +1,40 @@ +# frozen_string_literal: true + +module Gitlab + module BackgroundMigration + # A job to nullify orphan runner_id on ci_builds table + class NullifyOrphanRunnerIdOnCiBuilds + include Gitlab::Database::DynamicModelHelpers + + def perform(start_id, end_id, batch_table, batch_column, sub_batch_size, pause_ms) + pause_ms = 0 if pause_ms < 0 + + batch_relation = relation_scoped_to_range(batch_table, batch_column, start_id, end_id) + batch_relation.each_batch(column: batch_column, of: sub_batch_size, order_hint: :type) do |sub_batch| + batch_metrics.time_operation(:update_all) do + sub_batch.update_all(runner_id: nil) + end + + sleep(pause_ms * 0.001) + end + end + + def batch_metrics + @batch_metrics ||= Gitlab::Database::BackgroundMigration::BatchMetrics.new + end + + private + + def connection + ActiveRecord::Base.connection + end + + def relation_scoped_to_range(source_table, source_key_column, start_id, stop_id) + define_batchable_model(source_table, connection: connection) + .joins('LEFT OUTER JOIN ci_runners ON ci_runners.id = ci_builds.runner_id') + .where('ci_builds.runner_id IS NOT NULL AND ci_runners.id IS NULL') + .where(source_key_column => start_id..stop_id) + end + end + end +end |