fix: harden exclusive file creation and webdav writes

2026-09-22 00:30:39 +08:00
parent 05af077c73
commit f3d80e939e
4 changed files with 116 additions and 163 deletions
@@ -107,6 +107,14 @@ func (m Multi) Create(p string) (*os.File, error) {
 	}
 	return r.Create(rel)
 }
+
+func (m Multi) CreateExclusive(p string) (*os.File, error) {
+	r, rel, ok := m.find(p)
+	if !ok {
+		return nil, os.ErrNotExist
+	}
+	return r.CreateExclusive(rel)
+}
 func (m Multi) Remove(p string) error {
 	r, rel, ok := m.find(p)
 	if !ok || rel == "" {