Add packages_enabled attribute to Projects API

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

doc/api/projects.md

@@ -780,6 +780,7 @@ PUT /projects/:id
 | `mirror_trigger_builds` | boolean | no | Pull mirroring triggers builds |
 | `only_mirror_protected_branches` | boolean | no | Only mirror protected branches |
 | `mirror_overwrites_diverged_branches` | boolean | no | Pull mirror overwrites diverged branches |
+| `packages_enabled` | boolean | no | Enable or disable packages repository feature |
 
 >**Note**: If your HTTP repository is not publicly accessible,
 add authentication information to the URL: `https://username:password@gitlab.company.com/group/project.git`

ee/changelogs/unreleased/8492-add-packages_enabled-attribute-to-projects-api.yml

+---
+title: Add packages_enabled attribute to Projects API
+merge_request: 8604
+author:
+type: changed

ee/lib/ee/api/entities.rb

@@ -25,6 +25,7 @@ module EE
           expose :mirror_overwrites_diverged_branches, if: ->(project, _) { project.mirror? }
           expose :external_authorization_classification_label,
                  if: ->(_, _) { License.feature_available?(:external_authorization_service) }
+          expose :packages_enabled, if: ->(project, _) { project.feature_available?(:packages) }
         end
       end
 

ee/lib/ee/api/projects.rb

@@ -19,6 +19,7 @@ module EE
             optional :only_mirror_protected_branches, type: Grape::API::Boolean, desc: 'Only mirror protected branches'
             optional :mirror_overwrites_diverged_branches, type: Grape::API::Boolean, desc: 'Pull mirror overwrites diverged branches'
             optional :import_url, type: String, desc: 'URL from which the project is imported'
+            optional :packages_enabled, type: Grape::API::Boolean, desc: 'Enable project packages feature'
           end
 
           def apply_filters(projects)
@@ -65,7 +66,8 @@ module EE
             :approvals_before_merge,
             :repository_storage,
             :external_authorization_classification_label,
-            :import_url
+            :import_url,
+            :packages_enabled
           ]
         end
       end

ee/spec/requests/api/projects_spec.rb

@@ -238,6 +238,40 @@ describe API::Projects do
         expect(response).to have_gitlab_http_status(:forbidden)
       end
     end
+
+    describe 'updating packages_enabled attribute' do
+      it 'is enabled by default' do
+        expect(project.packages_enabled).to be true
+      end
+
+      context 'packages feature is allowed by license' do
+        before do
+          stub_licensed_features(packages: true)
+        end
+
+        it 'disables project packages feature' do
+          put(api("/projects/#{project.id}", user), packages_enabled: false)
+
+          expect(response).to have_gitlab_http_status(200)
+          expect(project.reload.packages_enabled).to be false
+          expect(json_response['packages_enabled']).to eq(false)
+        end
+      end
+
+      context 'packages feature is not allowed by license' do
+        before do
+          stub_licensed_features(packages: false)
+        end
+
+        it 'disables project packages feature but does not return packages_enabled attribute' do
+          put(api("/projects/#{project.id}", user), packages_enabled: false)
+
+          expect(response).to have_gitlab_http_status(200)
+          expect(project.reload.packages_enabled).to be false
+          expect(json_response['packages_enabled']).to be_nil
+        end
+      end
+    end
   end
 
   describe 'GET /projects' do
@@ -317,6 +351,24 @@ describe API::Projects do
           expect(json_response['external_authorization_classification_label']).to be_nil
         end
       end
+
+      describe 'packages_enabled attribute' do
+        it 'exposed when the feature is available' do
+          stub_licensed_features(packages: true)
+
+          get api("/projects/#{project.id}", user)
+
+          expect(json_response).to have_key 'packages_enabled'
+        end
+
+        it 'not exposed when the feature is available' do
+          stub_licensed_features(packages: false)
+
+          get api("/projects/#{project.id}", user)
+
+          expect(json_response).not_to have_key 'packages_enabled'
+        end
+      end
     end
   end
 end