Allow MR diffs to be placed into an object store

1 files changed, 23 insertions, 0 deletions

diff --git a/app/uploaders/external_diff_uploader.rb b/app/uploaders/external_diff_uploader.rb
new file mode 100644
index 00000000000..d2707cd0777
--- /dev/null
+++ b/app/uploaders/external_diff_uploader.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+class ExternalDiffUploader < GitlabUploader
+  include ObjectStorage::Concern
+
+  storage_options Gitlab.config.external_diffs
+
+  alias_method :upload, :model
+
+  def filename
+    "diff-#{model.id}"
+  end
+
+  def store_dir
+    dynamic_segment
+  end
+
+  private
+
+  def dynamic_segment
+    File.join(model.model_name.plural, "mr-#{model.merge_request_id}")
+  end
+end