87 lines
2.8 KiB
Ruby
87 lines
2.8 KiB
Ruby
# frozen_string_literal: true
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# rubocop:disable Metrics/LineLength
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# rubocop:disable Style/Documentation
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module Gitlab
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module BackgroundMigration
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class CreateForkNetworkMembershipsRange
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RESCHEDULE_DELAY = 15
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class ForkedProjectLink < ActiveRecord::Base
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self.table_name = 'forked_project_links'
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end
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def perform(start_id, end_id)
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log("Creating memberships for forks: #{start_id} - #{end_id}")
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insert_members(start_id, end_id)
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if missing_members?(start_id, end_id)
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BackgroundMigrationWorker.perform_in(RESCHEDULE_DELAY, "CreateForkNetworkMembershipsRange", [start_id, end_id])
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end
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end
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def insert_members(start_id, end_id)
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ActiveRecord::Base.connection.execute <<~INSERT_MEMBERS
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INSERT INTO fork_network_members (fork_network_id, project_id, forked_from_project_id)
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SELECT fork_network_members.fork_network_id,
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forked_project_links.forked_to_project_id,
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forked_project_links.forked_from_project_id
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FROM forked_project_links
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INNER JOIN fork_network_members
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ON forked_project_links.forked_from_project_id = fork_network_members.project_id
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WHERE forked_project_links.id BETWEEN #{start_id} AND #{end_id}
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AND NOT EXISTS (
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SELECT true
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FROM fork_network_members existing_members
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WHERE existing_members.project_id = forked_project_links.forked_to_project_id
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)
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INSERT_MEMBERS
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rescue ActiveRecord::RecordNotUnique => e
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# `fork_network_member` was created concurrently in another migration
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log(e.message)
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end
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def missing_members?(start_id, end_id)
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count_sql = <<~MISSING_MEMBERS
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SELECT COUNT(*)
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FROM forked_project_links
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WHERE NOT EXISTS (
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SELECT true
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FROM fork_network_members
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WHERE fork_network_members.project_id = forked_project_links.forked_to_project_id
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)
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AND EXISTS (
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SELECT true
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FROM projects
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WHERE forked_project_links.forked_from_project_id = projects.id
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)
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AND NOT EXISTS (
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SELECT true
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FROM forked_project_links AS parent_links
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WHERE parent_links.forked_to_project_id = forked_project_links.forked_from_project_id
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AND NOT EXISTS (
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SELECT true
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FROM projects
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WHERE parent_links.forked_from_project_id = projects.id
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)
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)
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AND forked_project_links.id BETWEEN #{start_id} AND #{end_id}
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MISSING_MEMBERS
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ForkedProjectLink.count_by_sql(count_sql) > 0
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end
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def log(message)
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Rails.logger.info("#{self.class.name} - #{message}")
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end
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end
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end
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end
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