Store metadata checksum for artifacts

lib/api/runner.rb

@@ -208,6 +208,7 @@ module API
         optional 'file.sha256', type: String, desc: %q(sha256 checksum of the file)
         optional 'metadata.path', type: String, desc: %q(path to locally stored body (generated by Workhorse))
         optional 'metadata.name', type: String, desc: %q(filename (generated by Workhorse))
+        optional 'metadata.sha256', type: String, desc: %q(sha256 checksum of the file)
       end
       post '/:id/artifacts' do
         not_allowed! unless Gitlab.config.artifacts.enabled
@@ -227,7 +228,7 @@ module API
           Gitlab::CurrentSettings.current_application_settings.default_artifacts_expire_in
 
         job.build_job_artifacts_archive(project: job.project, file_type: :archive, file: artifacts, file_sha256: params['file.sha256'], expire_in: expire_in)
-        job.build_job_artifacts_metadata(project: job.project, file_type: :metadata, file: metadata, expire_in: expire_in) if metadata
+        job.build_job_artifacts_metadata(project: job.project, file_type: :metadata, file: metadata, file_sha256: params['metadata.sha256'], expire_in: expire_in) if metadata
         job.artifacts_expire_in = expire_in
 
         if job.save

spec/requests/api/runner_spec.rb

@@ -1159,11 +1159,13 @@ describe API::Runner do
             let!(:artifacts) { file_upload }
             let!(:artifacts_sha256) { Digest::SHA256.file(artifacts.path).hexdigest }
             let!(:metadata) { file_upload2 }
+            let!(:metadata_sha256) { Digest::SHA256.file(metadata.path).hexdigest }
 
             let(:stored_artifacts_file) { job.reload.artifacts_file.file }
             let(:stored_metadata_file) { job.reload.artifacts_metadata.file }
             let(:stored_artifacts_size) { job.reload.artifacts_size }
             let(:stored_artifacts_sha256) { job.reload.job_artifacts_archive.file_sha256 }
+            let(:stored_metadata_sha256) { job.reload.job_artifacts_metadata.file_sha256 }
 
             before do
               post(api("/jobs/#{job.id}/artifacts"), post_data, headers_with_token)
@@ -1175,7 +1177,8 @@ describe API::Runner do
                   'file.name' => artifacts.original_filename,
                   'file.sha256' => artifacts_sha256,
                   'metadata.path' => metadata.path,
-                  'metadata.name' => metadata.original_filename }
+                  'metadata.name' => metadata.original_filename,
+                  'metadata.sha256' => metadata_sha256 }
               end
 
               it 'stores artifacts and artifacts metadata' do
@@ -1184,6 +1187,7 @@ describe API::Runner do
                 expect(stored_metadata_file.original_filename).to eq(metadata.original_filename)
                 expect(stored_artifacts_size).to eq(72821)
                 expect(stored_artifacts_sha256).to eq(artifacts_sha256)
+                expect(stored_metadata_sha256).to eq(metadata_sha256)
               end
             end