debian-mirror-gitlab/db/post_migrate/20210115220610_schedule_artifact_expiry_backfill.rb
2021-03-11 19:13:27 +05:30

48 lines
1.5 KiB
Ruby

# frozen_string_literal: true
class ScheduleArtifactExpiryBackfill < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
MIGRATION = 'BackfillArtifactExpiryDate'.freeze
SWITCH_DATE = Date.new(2020, 06, 22).freeze
INDEX_NAME = 'expired_artifacts_temp_index'.freeze
OLD_INDEX_CONDITION = "expire_at IS NULL AND created_at < '#{SWITCH_DATE}'"
INDEX_CONDITION = "expire_at IS NULL AND date(created_at AT TIME ZONE 'UTC') < '2020-06-22'::date".freeze
disable_ddl_transaction!
class JobArtifact < ActiveRecord::Base
include EachBatch
self.table_name = 'ci_job_artifacts'
scope :without_expiry_date, -> { where(expire_at: nil) }
scope :before_switch, -> { where("date(created_at AT TIME ZONE 'UTC') < ?::date", SWITCH_DATE) }
end
def up
# Create temporary index for expired artifacts
# Needs to be removed in a later migration
remove_concurrent_index_by_name :ci_job_artifacts, INDEX_NAME
add_concurrent_index(:ci_job_artifacts, %i(id created_at), where: INDEX_CONDITION, name: INDEX_NAME)
queue_background_migration_jobs_by_range_at_intervals(
JobArtifact.without_expiry_date.before_switch,
MIGRATION,
2.minutes,
batch_size: 200_000
)
end
def down
remove_concurrent_index_by_name :ci_job_artifacts, INDEX_NAME
add_concurrent_index(:ci_job_artifacts, %i(id created_at), where: OLD_INDEX_CONDITION, name: INDEX_NAME)
Gitlab::BackgroundMigration.steal(MIGRATION) do |job|
job.delete
false
end
end
end