2020-09-21 18:09:58 +00:00
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# frozen_string_literal: true
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class CleanupGroupImportStatesWithNullUserId < ActiveRecord::Migration[6.0]
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include Gitlab::Database::MigrationHelpers
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# With BATCH_SIZE=1000 and group_import_states.count=600 on GitLab.com
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# - 1 iteration will be run
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# - each batch requires on average ~2500ms
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# - 600 rows require on average ~1500ms
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# Expected total run time: ~2500ms
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BATCH_SIZE = 1000
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disable_ddl_transaction!
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class User < ActiveRecord::Base
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self.table_name = 'users'
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end
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class Namespace < ActiveRecord::Base
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self.table_name = 'namespaces'
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belongs_to :owner, class_name: 'CleanupGroupImportStatesWithNullUserId::User'
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end
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class Member < ActiveRecord::Base
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self.table_name = 'members'
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self.inheritance_column = :_type_disabled
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belongs_to :user, class_name: 'CleanupGroupImportStatesWithNullUserId::User'
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end
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class Group < Namespace
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OWNER = 50
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self.inheritance_column = :_type_disabled
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def default_owner
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owners.first || parent&.default_owner || owner
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end
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2020-09-22 15:09:37 +00:00
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def parent
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Group.find_by_id(parent_id)
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end
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2020-09-21 18:09:58 +00:00
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def owners
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Member.where(type: 'GroupMember', source_type: 'Namespace', source_id: id, requested_at: nil, access_level: OWNER).map(&:user)
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end
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end
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class GroupImportState < ActiveRecord::Base
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include ::EachBatch
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self.table_name = 'group_import_states'
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belongs_to :group, class_name: 'CleanupGroupImportStatesWithNullUserId::Group'
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belongs_to :user, class_name: 'CleanupGroupImportStatesWithNullUserId::User'
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end
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def up
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User.reset_column_information
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Namespace.reset_column_information
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Member.reset_column_information
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Group.reset_column_information
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GroupImportState.reset_column_information
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GroupImportState.each_batch(of: BATCH_SIZE) do |batch|
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batch.each do |group_import_state|
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owner_id = Group.find_by_id(group_import_state.group_id)&.default_owner&.id
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group_import_state.update!(user_id: owner_id) if owner_id
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end
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end
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GroupImportState.where('user_id IS NULL').delete_all
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end
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def down
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# no-op : can't go back to `NULL` without first dropping the `NOT NULL` constraint
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end
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end
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