gitlab-org--gitlab-foss/db/post_migrate/20200518114540_schedule_fix...

42 lines
1.1 KiB
Ruby

# frozen_string_literal: true
class ScheduleFixRubyObjectInAuditEvents < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
INDEX_NAME = 'index_audit_events_on_ruby_object_in_details'
INTERVAL = 2.minutes.to_i
BATCH_SIZE = 1_000
MIGRATION = 'FixRubyObjectInAuditEvents'
disable_ddl_transaction!
class AuditEvent < ActiveRecord::Base
self.table_name = 'audit_events'
include ::EachBatch
end
def up
return unless Gitlab.ee?
# create temporary index for audit_events with ruby/object in details field, may take well over 1h
add_concurrent_index(:audit_events, :id, where: "details ~~ '%ruby/object%'", name: INDEX_NAME)
relation = AuditEvent.where("details ~~ '%ruby/object%'")
queue_background_migration_jobs_by_range_at_intervals(
relation,
MIGRATION,
INTERVAL,
batch_size: BATCH_SIZE
)
end
def down
# temporary index is to be dropped in a different migration in an upcoming release
# https://gitlab.com/gitlab-org/gitlab/issues/196842
remove_concurrent_index_by_name(:audit_events, INDEX_NAME)
end
end