1 files changed, 42 insertions, 0 deletions
diff --git a/app/services/ci/retry_build_service.rb b/app/services/ci/retry_build_service.rb
new file mode 100644
index 00000000000..4b47ee489cf
--- /dev/null
+++ b/app/services/ci/retry_build_service.rb
@@ -0,0 +1,42 @@
+module Ci
+  class RetryBuildService < ::BaseService
+    CLONE_ATTRIBUTES = %i[pipeline ref tag options commands tag_list name
+                          allow_failure stage stage_idx trigger_request
+                          yaml_variables when environment coverage_regex]
+                            .freeze
+
+    REJECT_ATTRIBUTES = %i[id status user token coverage trace runner
+                           artifacts_file artifacts_metadata artifacts_size
+                           created_at updated_at started_at finished_at
+                           queued_at erased_by erased_at].freeze
+
+    IGNORE_ATTRIBUTES = %i[trace type lock_version project target_url
+                           deploy job_id description].freeze
+
+    def execute(build)
+      reprocess(build).tap do |new_build|
+        build.pipeline.mark_as_processable_after_stage(build.stage_idx)
+
+        new_build.enqueue!
+
+        MergeRequests::AddTodoWhenBuildFailsService
+          .new(project, current_user)
+          .close(new_build)
+      end
+    end
+
+    def reprocess(build)
+      unless can?(current_user, :update_build, build)
+        raise Gitlab::Access::AccessDeniedError
+      end
+
+      attributes = CLONE_ATTRIBUTES.map do |attribute|
+        [attribute, build.send(attribute)]
+      end
+
+      attributes.push([:user, current_user])
+
+      project.builds.create(Hash[attributes])
+    end
+  end
+end