Debian Group and Project Distribution Architectures

See 2.4.5 of https://gitlab.com/gitlab-org/gitlab/-/issues/5835#note_414103286

app/models/concerns/packages/debian/architecture.rb

+# frozen_string_literal: true
+
+module Packages
+  module Debian
+    module Architecture
+      extend ActiveSupport::Concern
+
+      included do
+        belongs_to :distribution, class_name: "Packages::Debian::#{container_type.capitalize}Distribution", inverse_of: :architectures
+
+        validates :distribution,
+          presence: true
+
+        validates :name,
+          presence: true,
+          length: { maximum: 255 },
+          uniqueness: { scope: %i[distribution_id] },
+          format: { with: Gitlab::Regex.debian_architecture_regex }
+
+        scope :with_distribution, ->(distribution) { where(distribution: distribution) }
+        scope :with_name, ->(name) { where(name: name) }
+      end
+    end
+  end
+end

app/models/concerns/packages/debian/distribution.rb

@@ -18,6 +18,11 @@ module Packages
         belongs_to container_type
         belongs_to :creator, class_name: 'User'
 
+        has_many :architectures,
+          class_name: "Packages::Debian::#{container_type.capitalize}Architecture",
+          foreign_key: :distribution_id,
+          inverse_of: :distribution
+
         validates :codename,
           presence: true,
           uniqueness: { scope: [container_foreign_key] },

app/models/packages/debian/group_architecture.rb

+# frozen_string_literal: true
+
+class Packages::Debian::GroupArchitecture < ApplicationRecord
+  def self.container_type
+    :group
+  end
+
+  include Packages::Debian::Architecture
+end

app/models/packages/debian/project_architecture.rb

+# frozen_string_literal: true
+
+class Packages::Debian::ProjectArchitecture < ApplicationRecord
+  def self.container_type
+    :project
+  end
+
+  include Packages::Debian::Architecture
+end

changelogs/unreleased/debian_distribution_architectures.yml

+---
+title: Debian Group and Project Distribution Architectures
+merge_request: 51265
+author: Mathieu Parent
+type: added

db/migrate/20201204111000_create_packages_debian_project_architectures.rb

+# frozen_string_literal: true
+
+class CreatePackagesDebianProjectArchitectures < ActiveRecord::Migration[5.2]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  INDEX_NAME = 'idx_pkgs_deb_proj_architectures_on_distribution_id'
+  UNIQUE_NAME = 'uniq_pkgs_deb_proj_architectures_on_distribution_id_and_name'
+
+  disable_ddl_transaction!
+
+  def up
+    with_lock_retries do
+      unless table_exists?(:packages_debian_project_architectures)
+        create_table :packages_debian_project_architectures do |t|
+          t.timestamps_with_timezone
+          t.references :distribution,
+            foreign_key: { to_table: :packages_debian_project_distributions, on_delete: :cascade },
+            null: false,
+            index: { name: INDEX_NAME }
+          t.text :name, null: false
+
+          t.index %w(distribution_id name),
+            name: UNIQUE_NAME,
+            unique: true,
+            using: :btree
+        end
+      end
+    end
+
+    add_text_limit :packages_debian_project_architectures, :name, 255
+  end
+
+  def down
+    drop_table :packages_debian_project_architectures
+  end
+end

db/migrate/20201204111100_create_packages_debian_group_architectures.rb

+# frozen_string_literal: true
+
+class CreatePackagesDebianGroupArchitectures < ActiveRecord::Migration[5.2]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  INDEX_NAME = 'idx_pkgs_deb_grp_architectures_on_distribution_id'
+  UNIQUE_NAME = 'uniq_pkgs_deb_grp_architectures_on_distribution_id_and_name'
+
+  disable_ddl_transaction!
+
+  def up
+    with_lock_retries do
+      unless table_exists?(:packages_debian_group_architectures)
+        create_table :packages_debian_group_architectures do |t|
+          t.timestamps_with_timezone
+          t.references :distribution,
+            foreign_key: { to_table: :packages_debian_group_distributions, on_delete: :cascade },
+            null: false,
+            index: { name: INDEX_NAME }
+          t.text :name, null: false
+
+          t.index %w(distribution_id name),
+            name: UNIQUE_NAME,
+            unique: true,
+            using: :btree
+        end
+      end
+    end
+
+    add_text_limit :packages_debian_group_architectures, :name, 255
+  end
+
+  def down
+    drop_table :packages_debian_group_architectures
+  end
+end

db/schema_migrations/20201204111000

+e9ca7eb8a47f6c48667135eca26f729471f8bb4ffa91dfceea87d98c8f2a616b
\ No newline at end of file

db/schema_migrations/20201204111100

+b613f8654641948b2933910ebbfc926fd801b18c00a5d23b1c801a9ba9925520
\ No newline at end of file

db/structure.sql

@@ -14765,6 +14765,24 @@ CREATE TABLE packages_debian_file_metadata (
     CONSTRAINT check_e6e1fffcca CHECK ((char_length(architecture) <= 255))
 );
 
+CREATE TABLE packages_debian_group_architectures (
+    id bigint NOT NULL,
+    created_at timestamp with time zone NOT NULL,
+    updated_at timestamp with time zone NOT NULL,
+    distribution_id bigint NOT NULL,
+    name text NOT NULL,
+    CONSTRAINT check_ddb220164a CHECK ((char_length(name) <= 255))
+);
+
+CREATE SEQUENCE packages_debian_group_architectures_id_seq
+    START WITH 1
+    INCREMENT BY 1
+    NO MINVALUE
+    NO MAXVALUE
+    CACHE 1;
+
+ALTER SEQUENCE packages_debian_group_architectures_id_seq OWNED BY packages_debian_group_architectures.id;
+
 CREATE TABLE packages_debian_group_distributions (
     id bigint NOT NULL,
     created_at timestamp with time zone NOT NULL,
@@ -14806,6 +14824,24 @@ CREATE SEQUENCE packages_debian_group_distributions_id_seq
 
 ALTER SEQUENCE packages_debian_group_distributions_id_seq OWNED BY packages_debian_group_distributions.id;
 
+CREATE TABLE packages_debian_project_architectures (
+    id bigint NOT NULL,
+    created_at timestamp with time zone NOT NULL,
+    updated_at timestamp with time zone NOT NULL,
+    distribution_id bigint NOT NULL,
+    name text NOT NULL,
+    CONSTRAINT check_9c2e1c99d8 CHECK ((char_length(name) <= 255))
+);
+
+CREATE SEQUENCE packages_debian_project_architectures_id_seq
+    START WITH 1
+    INCREMENT BY 1
+    NO MINVALUE
+    NO MAXVALUE
+    CACHE 1;
+
+ALTER SEQUENCE packages_debian_project_architectures_id_seq OWNED BY packages_debian_project_architectures.id;
+
 CREATE TABLE packages_debian_project_distributions (
     id bigint NOT NULL,
     created_at timestamp with time zone NOT NULL,
@@ -18785,8 +18821,12 @@ ALTER TABLE ONLY packages_conan_file_metadata ALTER COLUMN id SET DEFAULT nextva
 
 ALTER TABLE ONLY packages_conan_metadata ALTER COLUMN id SET DEFAULT nextval('packages_conan_metadata_id_seq'::regclass);
 
+ALTER TABLE ONLY packages_debian_group_architectures ALTER COLUMN id SET DEFAULT nextval('packages_debian_group_architectures_id_seq'::regclass);
+
 ALTER TABLE ONLY packages_debian_group_distributions ALTER COLUMN id SET DEFAULT nextval('packages_debian_group_distributions_id_seq'::regclass);
 
+ALTER TABLE ONLY packages_debian_project_architectures ALTER COLUMN id SET DEFAULT nextval('packages_debian_project_architectures_id_seq'::regclass);
+
 ALTER TABLE ONLY packages_debian_project_distributions ALTER COLUMN id SET DEFAULT nextval('packages_debian_project_distributions_id_seq'::regclass);
 
 ALTER TABLE ONLY packages_dependencies ALTER COLUMN id SET DEFAULT nextval('packages_dependencies_id_seq'::regclass);
@@ -20143,9 +20183,15 @@ ALTER TABLE ONLY packages_conan_metadata
 ALTER TABLE ONLY packages_debian_file_metadata
     ADD CONSTRAINT packages_debian_file_metadata_pkey PRIMARY KEY (package_file_id);
 
+ALTER TABLE ONLY packages_debian_group_architectures
+    ADD CONSTRAINT packages_debian_group_architectures_pkey PRIMARY KEY (id);
+
 ALTER TABLE ONLY packages_debian_group_distributions
     ADD CONSTRAINT packages_debian_group_distributions_pkey PRIMARY KEY (id);
 
+ALTER TABLE ONLY packages_debian_project_architectures
+    ADD CONSTRAINT packages_debian_project_architectures_pkey PRIMARY KEY (id);
+
 ALTER TABLE ONLY packages_debian_project_distributions
     ADD CONSTRAINT packages_debian_project_distributions_pkey PRIMARY KEY (id);
 
@@ -20863,6 +20909,10 @@ CREATE INDEX idx_packages_build_infos_on_package_id ON packages_build_infos USIN
 
 CREATE INDEX idx_packages_packages_on_project_id_name_version_package_type ON packages_packages USING btree (project_id, name, version, package_type);
 
+CREATE INDEX idx_pkgs_deb_grp_architectures_on_distribution_id ON packages_debian_group_architectures USING btree (distribution_id);
+
+CREATE INDEX idx_pkgs_deb_proj_architectures_on_distribution_id ON packages_debian_project_architectures USING btree (distribution_id);
+
 CREATE UNIQUE INDEX idx_pkgs_dep_links_on_pkg_id_dependency_id_dependency_type ON packages_dependency_links USING btree (package_id, dependency_id, dependency_type);
 
 CREATE INDEX idx_proj_feat_usg_on_jira_dvcs_cloud_last_sync_at_and_proj_id ON project_feature_usages USING btree (jira_dvcs_cloud_last_sync_at, project_id) WHERE (jira_dvcs_cloud_last_sync_at IS NOT NULL);
@@ -23299,6 +23349,10 @@ CREATE INDEX tmp_index_oauth_applications_on_id_where_trusted ON oauth_applicati
 
 CREATE INDEX tmp_index_on_vulnerabilities_non_dismissed ON vulnerabilities USING btree (id) WHERE (state <> 2);
 
+CREATE UNIQUE INDEX uniq_pkgs_deb_grp_architectures_on_distribution_id_and_name ON packages_debian_group_architectures USING btree (distribution_id, name);
+
+CREATE UNIQUE INDEX uniq_pkgs_deb_proj_architectures_on_distribution_id_and_name ON packages_debian_project_architectures USING btree (distribution_id, name);
+
 CREATE UNIQUE INDEX uniq_pkgs_debian_group_distributions_group_id_and_codename ON packages_debian_group_distributions USING btree (group_id, codename);
 
 CREATE UNIQUE INDEX uniq_pkgs_debian_group_distributions_group_id_and_suite ON packages_debian_group_distributions USING btree (group_id, suite);
@@ -24771,6 +24825,9 @@ ALTER TABLE ONLY issue_user_mentions
 ALTER TABLE ONLY merge_request_assignees
     ADD CONSTRAINT fk_rails_579d375628 FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE;
 
+ALTER TABLE ONLY packages_debian_project_architectures
+    ADD CONSTRAINT fk_rails_5808663adf FOREIGN KEY (distribution_id) REFERENCES packages_debian_project_distributions(id) ON DELETE CASCADE;
+
 ALTER TABLE ONLY clusters_applications_cilium
     ADD CONSTRAINT fk_rails_59dc12eea6 FOREIGN KEY (cluster_id) REFERENCES clusters(id) ON DELETE CASCADE;
 
@@ -25557,6 +25614,9 @@ ALTER TABLE ONLY experiment_subjects
 ALTER TABLE ONLY ci_daily_build_group_report_results
     ADD CONSTRAINT fk_rails_ee072d13b3 FOREIGN KEY (last_pipeline_id) REFERENCES ci_pipelines(id) ON DELETE CASCADE;
 
+ALTER TABLE ONLY packages_debian_group_architectures
+    ADD CONSTRAINT fk_rails_ef667d1b03 FOREIGN KEY (distribution_id) REFERENCES packages_debian_group_distributions(id) ON DELETE CASCADE;
+
 ALTER TABLE ONLY label_priorities
     ADD CONSTRAINT fk_rails_ef916d14fa FOREIGN KEY (project_id) REFERENCES projects(id) ON DELETE CASCADE;
 

spec/factories/packages/debian/group_architecture.rb

+# frozen_string_literal: true
+
+FactoryBot.define do
+  factory :debian_group_architecture, class: 'Packages::Debian::GroupArchitecture' do
+    distribution { association(:debian_group_distribution) }
+
+    sequence(:name) { |n| "group-arch-#{n}" }
+  end
+end

spec/factories/packages/debian/project_architecture.rb

+# frozen_string_literal: true
+
+FactoryBot.define do
+  factory :debian_project_architecture, class: 'Packages::Debian::ProjectArchitecture' do
+    distribution { association(:debian_project_distribution) }
+
+    sequence(:name) { |n| "project-arch-#{n}" }
+  end
+end

spec/models/packages/debian/group_architecture_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Packages::Debian::GroupArchitecture do
+  it_behaves_like 'Debian Distribution Architecture', :debian_group_architecture, :group, false
+end

spec/models/packages/debian/project_architecture_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Packages::Debian::ProjectArchitecture do
+  it_behaves_like 'Debian Distribution Architecture', :debian_project_architecture, :project, true
+end

spec/support/shared_examples/models/packages/debian/architecture_shared_examples.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.shared_examples 'Debian Distribution Architecture' do |factory, container, can_freeze|
+  let_it_be_with_refind(:architecture) { create(factory) } # rubocop:disable Rails/SaveBang
+  let_it_be(:architecture_same_distribution, freeze: can_freeze) { create(factory, distribution: architecture.distribution) }
+  let_it_be(:architecture_same_name, freeze: can_freeze) { create(factory, name: architecture.name) }
+
+  subject { architecture }
+
+  describe 'relationships' do
+    it { is_expected.to belong_to(:distribution).class_name("Packages::Debian::#{container.capitalize}Distribution").inverse_of(:architectures) }
+  end
+
+  describe 'validations' do
+    describe "#distribution" do
+      it { is_expected.to validate_presence_of(:distribution) }
+    end
+
+    describe '#name' do
+      it { is_expected.to validate_presence_of(:name) }
+
+      it { is_expected.to allow_value('amd64').for(:name) }
+      it { is_expected.to allow_value('kfreebsd-i386').for(:name) }
+      it { is_expected.not_to allow_value('-a').for(:name) }
+      it { is_expected.not_to allow_value('AMD64').for(:name) }
+    end
+  end
+
+  describe 'scopes' do
+    describe '.with_distribution' do
+      subject { described_class.with_distribution(architecture.distribution) }
+
+      it 'does not return other distributions' do
+        expect(subject.to_a).to eq([architecture, architecture_same_distribution])
+      end
+    end
+
+    describe '.with_name' do
+      subject { described_class.with_name(architecture.name) }
+
+      it 'does not return other distributions' do
+        expect(subject.to_a).to eq([architecture, architecture_same_name])
+      end
+    end
+  end
+end

spec/support/shared_examples/models/packages/debian/distribution_shared_examples.rb

@@ -15,6 +15,8 @@ RSpec.shared_examples 'Debian Distribution' do |factory, container, can_freeze|
   describe 'relationships' do
     it { is_expected.to belong_to(container) }
     it { is_expected.to belong_to(:creator).class_name('User') }
+
+    it { is_expected.to have_many(:architectures).class_name("Packages::Debian::#{container.capitalize}Architecture").inverse_of(:distribution) }
   end
 
   describe 'validations' do