gitlab-org--gitlab-foss/db/post_migrate/20200110121314_schedule_upd...

57 lines
1.4 KiB
Ruby

# frozen_string_literal: true
# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.
class ScheduleUpdateExistingSubgroupToMatchVisibilityLevelOfParent < ActiveRecord::Migration[5.2]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
MIGRATION = 'UpdateExistingSubgroupToMatchVisibilityLevelOfParent'
DELAY_INTERVAL = 5.minutes.to_i
BATCH_SIZE = 1000
VISIBILITY_LEVELS = {
internal: 10,
private: 0
}
disable_ddl_transaction!
def up
offset = update_groups(VISIBILITY_LEVELS[:internal])
update_groups(VISIBILITY_LEVELS[:private], offset: offset)
end
def down
# no-op
end
private
def update_groups(level, offset: 0)
groups = exec_query <<~SQL
SELECT id
FROM namespaces
WHERE visibility_level = #{level}
AND type = 'Group'
AND EXISTS (SELECT 1
FROM namespaces AS children
WHERE children.parent_id = namespaces.id)
SQL
ids = groups.rows.flatten
iterator = 1
ids.in_groups_of(BATCH_SIZE, false) do |batch_of_ids|
delay = DELAY_INTERVAL * (iterator + offset)
BackgroundMigrationWorker.perform_in(delay, MIGRATION, [batch_of_ids, level])
iterator += 1
end
say("Background jobs for visibility level #{level} scheduled in #{iterator} iterations")
offset + iterator
end
end