Merge branch 'sh-send-put-headers-object-storage' into 'master'

Send required object storage PUT headers in /uploads/authorize API

See merge request gitlab-org/gitlab-ce!21319

changelogs/unreleased/sh-send-put-headers-object-storage.yml

+---
+title: Send back required object storage PUT headers in /uploads/authorize API
+merge_request: 21319
+author:
+type: changed

lib/object_storage/direct_upload.rb

@@ -41,7 +41,9 @@ module ObjectStorage
         GetURL: get_url,
         StoreURL: store_url,
         DeleteURL: delete_url,
-        MultipartUpload: multipart_upload_hash
+        MultipartUpload: multipart_upload_hash,
+        CustomPutHeaders: true,
+        PutHeaders: upload_options
       }.compact
     end
 

spec/lib/object_storage/direct_upload_spec.rb

@@ -61,6 +61,8 @@ describe ObjectStorage::DirectUpload do
         expect(subject[:GetURL]).to start_with(storage_url)
         expect(subject[:StoreURL]).to start_with(storage_url)
         expect(subject[:DeleteURL]).to start_with(storage_url)
+        expect(subject[:CustomPutHeaders]).to be_truthy
+        expect(subject[:PutHeaders]).to eq({ 'Content-Type' => 'application/octet-stream' })
       end
     end