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# frozen_string_literal: true
class ScheduleBackfillingArtifactExpiryMigration < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
SWITCH_DATE = Time.utc(2020, 6, 22).freeze
INDEX_NAME = 'expired_artifacts_temp_index'.freeze
INDEX_CONDITION = "expire_at IS NULL AND created_at < '#{SWITCH_DATE}'"
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('created_at < ?', SWITCH_DATE) }
end
def up
# Create temporary index for expired artifacts
# Needs to be removed in a later migration
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,
# ::Gitlab::BackgroundMigration::BackfillArtifactExpiryDate,
# 2.minutes,
# batch_size: 200_000
# )
# The scheduling code was using the full class symbol
# (`::Gitlab::BackgroundMigration::BackfillArtifactExpiryDate`) instead of a
# string with the class name (`BackfillArtifactExpiryDate`) by mistake,
# which resulted in an error. It is commented out so it's a no-op to prevent
# errors and will be reintroduced with
# https://gitlab.com/gitlab-org/gitlab/-/merge_requests/51822.
end
def down
remove_concurrent_index_by_name :ci_job_artifacts, INDEX_NAME
end
end
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