Improve the controllability on the dependency validation feature flag

This commit improves the controllability on the flag

app/models/ci/build_dependencies.rb

@@ -103,7 +103,7 @@ module Ci
     end
 
     def valid_local?
-      return true if Feature.enabled?(:ci_disable_validates_dependencies)
+      return true unless Gitlab::Ci::Features.validate_build_dependencies?(project)
 
       local.all?(&:valid_dependency?)
     end

config/feature_flags/development/ci_validate_build_dependencies.yml

+---
+name: ci_validate_build_dependencies
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab-foss/-/merge_requests/14009
+rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/257852
+milestone: '10.3'
+type: development
+group: group::continuous integration
+default_enabled: true

config/feature_flags/development/ci_disable_validates_dependencies.yml → config/feature_flags/development/ci_validate_build_dependencies_override.yml

 ---
-name: ci_disable_validates_dependencies
+name: ci_validate_build_dependencies_override
 introduced_by_url: https://gitlab.com/gitlab-org/gitlab-foss/-/merge_requests/14009
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/257847
+rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/257852
 milestone: '10.3'
 type: development
 group: group::continuous integration

doc/administration/job_artifacts.md

@@ -375,7 +375,7 @@ default artifacts expiration setting, which you can find in the [CI/CD Admin set
 > Introduced in GitLab 10.3.
 
 To disable [the dependencies validation](../ci/yaml/README.md#when-a-dependent-job-fails),
-you can enable the `ci_disable_validates_dependencies` feature flag from a Rails console.
+you can enable the `ci_validate_build_dependencies_override` feature flag from a Rails console.
 
 **In Omnibus installations:**
 
@@ -388,7 +388,7 @@ you can enable the `ci_disable_validates_dependencies` feature flag from a Rails
 1. Enable the feature flag to disable the validation:
 
    ```ruby
-   Feature.enable(:ci_disable_validates_dependencies)
+   Feature.enable(:ci_validate_build_dependencies_override)
    ```
 
 **In installations from source:**
@@ -403,7 +403,7 @@ you can enable the `ci_disable_validates_dependencies` feature flag from a Rails
 1. Enable the feature flag to disable the validation:
 
    ```ruby
-   Feature.enable(:ci_disable_validates_dependencies)
+   Feature.enable(:ci_validate_build_dependencies_override)
    ```
 
 ## Set the maximum file size of the artifacts

lib/gitlab/ci/features.rb

@@ -70,6 +70,11 @@ module Gitlab
       def self.rules_variables_enabled?(project)
         ::Feature.enabled?(:ci_rules_variables, project, default_enabled: true)
       end
+
+      def self.validate_build_dependencies?(project)
+        ::Feature.enabled?(:ci_validate_build_dependencies, default_enabled: :yaml) &&
+          ::Feature.disabled?(:ci_validate_build_dependencies_override, project)
+      end
     end
   end
 end

spec/models/ci/build_dependencies_spec.rb

@@ -18,6 +18,10 @@ RSpec.describe Ci::BuildDependencies do
   let!(:rubocop_test) { create(:ci_build, pipeline: pipeline, name: 'rubocop', stage_idx: 1, stage: 'test') }
   let!(:staging) { create(:ci_build, pipeline: pipeline, name: 'staging', stage_idx: 2, stage: 'deploy') }
 
+  before do
+    stub_feature_flags(ci_validate_build_dependencies_override: false)
+  end
+
   describe '#local' do
     subject { described_class.new(job).local }
 
@@ -360,4 +364,28 @@ RSpec.describe Ci::BuildDependencies do
       expect(subject).to contain_exactly(1, 2, 3, 4)
     end
   end
+
+  describe '#valid?' do
+    subject { described_class.new(job).valid? }
+
+    let(:job) { rspec_test }
+
+    it { is_expected.to eq(true) }
+
+    context 'when a local dependency is invalid' do
+      before do
+        build.update_column(:erased_at, Time.current)
+      end
+
+      it { is_expected.to eq(false) }
+
+      context 'when ci_validate_build_dependencies_override feature flag is enabled' do
+        before do
+          stub_feature_flags(ci_validate_build_dependencies_override: job.project)
+        end
+
+        it { is_expected.to eq(true) }
+      end
+    end
+  end
 end

spec/models/ci/build_spec.rb

@@ -3605,7 +3605,7 @@ RSpec.describe Ci::Build do
 
     context 'when validates for dependencies is enabled' do
       before do
-        stub_feature_flags(ci_disable_validates_dependencies: false)
+        stub_feature_flags(ci_validate_build_dependencies_override: false)
       end
 
       let!(:pre_stage_job) { create(:ci_build, :success, pipeline: pipeline, name: 'test', stage_idx: 0) }
@@ -3633,7 +3633,7 @@ RSpec.describe Ci::Build do
       let(:options) { { dependencies: ['test'] } }
 
       before do
-        stub_feature_flags(ci_disable_validates_dependencies: true)
+        stub_feature_flags(ci_validate_build_dependencies_override: true)
       end
 
       it_behaves_like 'validation is not active'

spec/services/ci/register_job_service_spec.rb

@@ -455,7 +455,7 @@ module Ci
         end
 
         before do
-          stub_feature_flags(ci_disable_validates_dependencies: false)
+          stub_feature_flags(ci_validate_build_dependencies_override: false)
         end
 
         let!(:pre_stage_job) { create(:ci_build, :success, pipeline: pipeline, name: 'test', stage_idx: 0) }
@@ -470,7 +470,7 @@ module Ci
 
         context 'when validates for dependencies is enabled' do
           before do
-            stub_feature_flags(ci_disable_validates_dependencies: false)
+            stub_feature_flags(ci_validate_build_dependencies_override: false)
           end
 
           it_behaves_like 'validation is active'
@@ -478,7 +478,7 @@ module Ci
 
         context 'when validates for dependencies is disabled' do
           before do
-            stub_feature_flags(ci_disable_validates_dependencies: true)
+            stub_feature_flags(ci_validate_build_dependencies_override: true)
           end
 
           it_behaves_like 'validation is not active'