52 lines
1.6 KiB
Ruby
52 lines
1.6 KiB
Ruby
# See http://doc.gitlab.com/ce/development/migration_style_guide.html
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# for more information on how to write migrations for GitLab.
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class EnsureForeignKeysOnClustersApplications < ActiveRecord::Migration[4.2]
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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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# rubocop:disable Cop/InBatches
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def up
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existing = Clusters::Cluster
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.joins(:application_ingress)
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.where('clusters.id = clusters_applications_ingress.cluster_id')
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Clusters::Applications::Ingress.where('NOT EXISTS (?)', existing).in_batches do |batch|
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batch.delete_all
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end
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unless foreign_keys_for(:clusters_applications_ingress, :cluster_id).any?
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add_concurrent_foreign_key :clusters_applications_ingress, :clusters,
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column: :cluster_id,
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on_delete: :cascade
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end
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existing = Clusters::Cluster
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.joins(:application_prometheus)
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.where('clusters.id = clusters_applications_prometheus.cluster_id')
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Clusters::Applications::Ingress.where('NOT EXISTS (?)', existing).in_batches do |batch|
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batch.delete_all
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end
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unless foreign_keys_for(:clusters_applications_prometheus, :cluster_id).any?
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add_concurrent_foreign_key :clusters_applications_prometheus, :clusters,
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column: :cluster_id,
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on_delete: :cascade
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end
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end
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def down
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if foreign_keys_for(:clusters_applications_ingress, :cluster_id).any?
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remove_foreign_key :clusters_applications_ingress, column: :cluster_id
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end
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if foreign_keys_for(:clusters_applications_prometheus, :cluster_id).any?
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remove_foreign_key :clusters_applications_prometheus, column: :cluster_id
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end
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end
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end
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