35 lines
1.3 KiB
Ruby
35 lines
1.3 KiB
Ruby
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# frozen_string_literal: true
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class UpdateOccurrenceSeverityColumn < ActiveRecord::Migration[6.0]
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include Gitlab::Database::MigrationHelpers
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DOWNTIME = false
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disable_ddl_transaction!
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BATCH_SIZE = 1_000
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INTERVAL = 5.minutes
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# 23_044 records to be updated on GitLab.com,
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def up
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# create temporary index for undefined vulnerabilities
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add_concurrent_index(:vulnerability_occurrences, :id, where: 'severity = 0', name: 'undefined_vulnerabilities')
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return unless Gitlab.ee?
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migration = Gitlab::BackgroundMigration::RemoveUndefinedOccurrenceSeverityLevel
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migration_name = migration.to_s.demodulize
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relation = migration::Occurrence.undefined_severity
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queue_background_migration_jobs_by_range_at_intervals(relation,
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migration_name,
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INTERVAL,
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batch_size: BATCH_SIZE)
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end
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def down
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# no-op
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# temporary index is to be dropped in a different migration in an upcoming release
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remove_concurrent_index(:vulnerability_occurrences, :id, where: 'severity = 0', name: 'undefined_vulnerabilities')
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# This migration can not be reversed because we can not know which records had undefined severity
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end
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end
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