Setup leftover loose foreign key tracked tables

app/models/user.rb

@@ -187,8 +187,8 @@ class User < ApplicationRecord
   has_one  :abuse_report,             dependent: :destroy, foreign_key: :user_id # rubocop:disable Cop/ActiveRecordDependent
   has_many :reported_abuse_reports,   dependent: :destroy, foreign_key: :reporter_id, class_name: "AbuseReport" # rubocop:disable Cop/ActiveRecordDependent
   has_many :spam_logs,                dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent
-  has_many :builds,                   dependent: :nullify, class_name: 'Ci::Build' # rubocop:disable Cop/ActiveRecordDependent
-  has_many :pipelines,                dependent: :nullify, class_name: 'Ci::Pipeline' # rubocop:disable Cop/ActiveRecordDependent
+  has_many :builds,                   class_name: 'Ci::Build'
+  has_many :pipelines,                class_name: 'Ci::Pipeline'
   has_many :todos
   has_many :notification_settings
   has_many :award_emoji,              dependent: :destroy # rubocop:disable Cop/ActiveRecordDependent

lib/gitlab/database/gitlab_loose_foreign_keys.yml

@@ -22,6 +22,20 @@ ci_namespace_mirrors:
   - table: namespaces
     column: namespace_id
     on_delete: async_delete
+ci_builds:
+  - table: users
+    column: user_id
+    on_delete: async_nullify
+ci_pipelines:
+  - table: merge_requests
+    column: merge_request_id
+    on_delete: async_delete
+  - table: external_pull_requests
+    column: external_pull_request_id
+    on_delete: async_nullify
+  - table: users
+    column: user_id
+    on_delete: async_nullify
 ci_project_mirrors:
   - table: projects
     column: project_id
@@ -49,3 +63,7 @@ merge_request_metrics:
   - table: ci_pipelines
     column: pipeline_id
     on_delete: async_delete
+project_pages_metadata:
+  - table: ci_job_artifacts
+    column: artifacts_archive_id
+    on_delete: async_nullify

spec/db/schema_spec.rb

@@ -26,9 +26,8 @@ RSpec.describe 'Database schema' do
     boards: %w[milestone_id iteration_id],
     chat_names: %w[chat_id team_id user_id],
     chat_teams: %w[team_id],
-    ci_builds: %w[erased_by_id runner_id trigger_request_id user_id],
+    ci_builds: %w[erased_by_id runner_id trigger_request_id],
     ci_namespace_monthly_usages: %w[namespace_id],
-    ci_pipelines: %w[user_id],
     ci_runner_projects: %w[runner_id],
     ci_trigger_requests: %w[commit_id],
     cluster_providers_aws: %w[security_group_id vpc_id access_key_id],

spec/models/ci/build_spec.rb

@@ -5421,4 +5421,9 @@ RSpec.describe Ci::Build do
   it_behaves_like 'it has loose foreign keys' do
     let(:factory_name) { :ci_build }
   end
+
+  it_behaves_like 'cleanup by a loose foreign key' do
+    let!(:model) { create(:ci_build, user: create(:user)) }
+    let!(:parent) { model.user }
+  end
 end

spec/models/ci/job_artifact_spec.rb

@@ -700,4 +700,8 @@ RSpec.describe Ci::JobArtifact do
       when changes or new entries are made.
     MSG
   end
+
+  it_behaves_like 'it has loose foreign keys' do
+    let(:factory_name) { :ci_job_artifact }
+  end
 end

spec/models/ci/pipeline_spec.rb

@@ -4672,4 +4672,9 @@ RSpec.describe Ci::Pipeline, :mailer, factory_default: :keep do
   it_behaves_like 'it has loose foreign keys' do
     let(:factory_name) { :ci_pipeline }
   end
+
+  it_behaves_like 'cleanup by a loose foreign key' do
+    let!(:model) { create(:ci_pipeline, user: create(:user)) }
+    let!(:parent) { model.user }
+  end
 end

spec/models/external_pull_request_spec.rb

@@ -232,4 +232,8 @@ RSpec.describe ExternalPullRequest do
                                     'with space/README.md']
     end
   end
+
+  it_behaves_like 'it has loose foreign keys' do
+    let(:factory_name) { :external_pull_request }
+  end
 end

spec/models/merge_request_spec.rb

@@ -5042,4 +5042,8 @@ RSpec.describe MergeRequest, factory_default: :keep do
       expect(described_class.from_fork).to eq([fork_mr])
     end
   end
+
+  it_behaves_like 'it has loose foreign keys' do
+    let(:factory_name) { :merge_request }
+  end
 end

spec/models/user_spec.rb

@@ -110,8 +110,8 @@ RSpec.describe User do
     it { is_expected.to have_many(:spam_logs).dependent(:destroy) }
     it { is_expected.to have_many(:todos) }
     it { is_expected.to have_many(:award_emoji).dependent(:destroy) }
-    it { is_expected.to have_many(:builds).dependent(:nullify) }
-    it { is_expected.to have_many(:pipelines).dependent(:nullify) }
+    it { is_expected.to have_many(:builds) }
+    it { is_expected.to have_many(:pipelines) }
     it { is_expected.to have_many(:chat_names).dependent(:destroy) }
     it { is_expected.to have_many(:uploads) }
     it { is_expected.to have_many(:reported_abuse_reports).dependent(:destroy).class_name('AbuseReport') }
@@ -6303,4 +6303,8 @@ RSpec.describe User do
       expect(user.user_readme).to be(nil)
     end
   end
+
+  it_behaves_like 'it has loose foreign keys' do
+    let(:factory_name) { :user }
+  end
 end