do not cache and re-use imm filenodes in nodemaker

[tahoe-lafs/tahoe-lafs.git] / src / allmydata / immutable / filenode.py

diff --git a/src/allmydata/immutable/filenode.py b/src/allmydata/immutable/filenode.py
index 7def22c824186ebb1706bcfa65ea021dbe268dfb..79e282d90e232a2645b56e7b14cf1a765fd463e3 100644 (file)
--- a/src/allmydata/immutable/filenode.py
+++ b/src/allmydata/immutable/filenode.py
@@ -86,6 +86,8 @@ class CiphertextFileNode:
     def raise_error(self):
         pass
 
+    def is_mutable(self):
+        return False
 
     def check_and_repair(self, monitor, verify=False, add_lease=False):
         c = Checker(verifycap=self._verifycap,