1 files changed, 28 insertions, 0 deletions
diff --git a/workhorse/internal/upload/multipart_uploader.go b/workhorse/internal/upload/multipart_uploader.go
new file mode 100644
index 00000000000..d0097f9e153
--- /dev/null
+++ b/workhorse/internal/upload/multipart_uploader.go
@@ -0,0 +1,28 @@
+package upload
+
+import (
+	"fmt"
+	"net/http"
+
+	"gitlab.com/gitlab-org/gitlab/workhorse/internal/api"
+	"gitlab.com/gitlab-org/gitlab/workhorse/internal/helper"
+)
+
+// Multipart is a request middleware. If the request has a MIME multipart
+// request body, the middleware will iterate through the multipart parts.
+// When it finds a file part (filename != ""), the middleware will save
+// the file contents to a temporary location and replace the file part
+// with a reference to the temporary location.
+func Multipart(rails PreAuthorizer, h http.Handler, p Preparer) http.Handler {
+	return rails.PreAuthorizeHandler(func(w http.ResponseWriter, r *http.Request, a *api.Response) {
+		s := &SavedFileTracker{Request: r}
+
+		opts, _, err := p.Prepare(a)
+		if err != nil {
+			helper.Fail500(w, r, fmt.Errorf("Multipart: error preparing file storage options"))
+			return
+		}
+
+		interceptMultipartFiles(w, r, h, a, s, opts)
+	}, "/authorize")
+}