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# frozen_string_literal: true
module Gitlab
module BackgroundMigration
# Migrates personal namespace project `maintainer` memberships (for the associated user only) to OWNER
# Does not create any missing records, simply migrates existing ones
class MigratePersonalNamespaceProjectMaintainerToOwner
include Gitlab::Database::DynamicModelHelpers
def perform(start_id, end_id, batch_table, batch_column, sub_batch_size, pause_ms)
parent_batch_relation = relation_scoped_to_range(batch_table, batch_column, start_id, end_id)
parent_batch_relation.each_batch(column: batch_column, of: sub_batch_size) do |sub_batch|
batch_metrics.time_operation(:update_all) do
sub_batch.update_all('access_level = 50')
end
pause_ms = 0 if pause_ms < 0
sleep(pause_ms * 0.001)
end
end
def batch_metrics
@batch_metrics ||= Gitlab::Database::BackgroundMigration::BatchMetrics.new
end
private
def relation_scoped_to_range(source_table, source_key_column, start_id, stop_id)
# members of projects within their own personal namespace
# rubocop: disable CodeReuse/ActiveRecord
define_batchable_model(:members, connection: ApplicationRecord.connection)
.where(source_key_column => start_id..stop_id)
.joins("INNER JOIN projects ON members.source_id = projects.id")
.joins("INNER JOIN namespaces ON projects.namespace_id = namespaces.id")
.where(type: 'ProjectMember')
.where("namespaces.type = 'User'")
.where('members.access_level < 50')
.where('namespaces.owner_id = members.user_id')
end
end
# rubocop: enable CodeReuse/ActiveRecord
end
end
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