70 lines
2 KiB
Ruby
70 lines
2 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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module Database
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module BackgroundMigration
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class BatchedMigration < ActiveRecord::Base # rubocop:disable Rails/ApplicationRecord
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JOB_CLASS_MODULE = 'Gitlab::BackgroundMigration'
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BATCH_CLASS_MODULE = "#{JOB_CLASS_MODULE}::BatchingStrategies"
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self.table_name = :batched_background_migrations
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has_many :batched_jobs, foreign_key: :batched_background_migration_id
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has_one :last_job, -> { order(id: :desc) },
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class_name: 'Gitlab::Database::BackgroundMigration::BatchedJob',
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foreign_key: :batched_background_migration_id
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scope :queue_order, -> { order(id: :asc) }
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enum status: {
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paused: 0,
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active: 1,
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aborted: 2,
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finished: 3
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}
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def self.active_migration
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active.queue_order.first
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end
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def interval_elapsed?(variance: 0)
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return true unless last_job
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interval_with_variance = interval - variance
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last_job.created_at <= Time.current - interval_with_variance
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end
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def create_batched_job!(min, max)
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batched_jobs.create!(min_value: min, max_value: max, batch_size: batch_size, sub_batch_size: sub_batch_size)
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end
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def next_min_value
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last_job&.max_value&.next || min_value
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end
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def job_class
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"#{JOB_CLASS_MODULE}::#{job_class_name}".constantize
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end
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def batch_class
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"#{BATCH_CLASS_MODULE}::#{batch_class_name}".constantize
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end
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def job_class_name=(class_name)
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write_attribute(:job_class_name, class_name.demodulize)
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end
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def batch_class_name=(class_name)
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write_attribute(:batch_class_name, class_name.demodulize)
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end
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def prometheus_labels
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@prometheus_labels ||= {
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migration_id: id,
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migration_identifier: "%s/%s.%s" % [job_class_name, table_name, column_name]
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}
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end
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end
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end
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end
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end
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