Add Debian package upload to API

lib/api/debian_project_packages.rb

@@ -37,6 +37,21 @@ module API
 
             track_package_event('push_package', :debian)
 
+            file_params = {
+              file:        params['file'],
+              file_name:   params['file_name'],
+              file_sha1:   params['file.sha1'],
+              file_md5:    params['file.md5']
+            }
+
+            package = ::Packages::Debian::FindOrCreateIncomingService.new(authorized_user_project, current_user).execute
+
+            package_file = ::Packages::Debian::CreatePackageFileService.new(package, file_params).execute
+
+            if params['file_name'].end_with? '.changes'
+              ::Packages::Debian::ProcessChangesWorker.perform_async(package_file.id, current_user.id) # rubocop:disable CodeReuse/Worker
+            end
+
             created!
           rescue ObjectStorage::RemoteStoreError => e
             Gitlab::ErrorTracking.track_exception(e, extra: { file_name: params[:file_name], project_id: authorized_user_project.id })

spec/requests/api/debian_project_packages_spec.rb

@@ -40,10 +40,21 @@ RSpec.describe API::DebianProjectPackages do
       let(:method) { :put }
       let(:url) { "/projects/#{container.id}/packages/debian/#{file_name}" }
 
-      it_behaves_like 'Debian repository write endpoint', 'upload request', :created
+      context 'with a deb' do
+        let(:file_name) { 'libsample0_1.2.3~alpha2_amd64.deb' }
+
+        it_behaves_like 'Debian repository write endpoint', 'upload request', :created
+      end
+
+      context 'with a changes file' do
+        let(:file_name) { 'sample_1.2.3~alpha2_amd64.changes' }
+
+        it_behaves_like 'Debian repository write endpoint', 'upload request', :created
+      end
     end
 
     describe 'PUT projects/:id/packages/debian/:file_name/authorize' do
+      let(:file_name) { 'libsample0_1.2.3~alpha2_amd64.deb' }
       let(:method) { :put }
       let(:url) { "/projects/#{container.id}/packages/debian/#{file_name}/authorize" }
 

spec/support/shared_examples/requests/api/debian_packages_shared_examples.rb

@@ -107,10 +107,19 @@ RSpec.shared_examples 'Debian repository upload request' do |status, body = nil|
 
   if status == :created
     it 'creates package files', :aggregate_failures do
-      pending "Debian package creation not implemented"
+      expect(::Packages::Debian::FindOrCreateIncomingService).to receive(:new).with(container, user).and_call_original
+      expect(::Packages::Debian::CreatePackageFileService).to receive(:new).with(be_a(Packages::Package), be_an(Hash)).and_call_original
+
+      if file_name.end_with? '.changes'
+        expect(::Packages::Debian::ProcessChangesWorker).to receive(:perform_async)
+      else
+        expect(::Packages::Debian::ProcessChangesWorker).not_to receive(:perform_async)
+      end
 
       expect { subject }
           .to change { container.packages.debian.count }.by(1)
+          .and change { container.packages.debian.where(name: 'incoming').count }.by(1)
+          .and change { container.package_files.count }.by(1)
 
       expect(response).to have_gitlab_http_status(status)
       expect(response.media_type).to eq('text/plain')