From: Brian Warner <warner@lothar.com>
Date: Fri, 26 Jun 2009 06:32:30 +0000 (-0700)
Subject: repairer: raise a better exception when faced with a readonly filenode. Still
X-Git-Tag: trac-4000~56
X-Git-Url: https://git.rkrishnan.org/pf/content/en/%3C?a=commitdiff_plain;h=d0f80579a502e36f8dda7e0c697435e8a66e413f;p=tahoe-lafs%2Ftahoe-lafs.git

repairer: raise a better exception when faced with a readonly filenode. Still
produces an error, though.
---

diff --git a/src/allmydata/mutable/repairer.py b/src/allmydata/mutable/repairer.py
index b7d49bcd..d04e3c69 100644
--- a/src/allmydata/mutable/repairer.py
+++ b/src/allmydata/mutable/repairer.py
@@ -11,6 +11,9 @@ class RepairResults:
     def to_string(self):
         return ""
 
+class RepairRequiresWritecapError(Exception):
+    """Repair currently requires a writecap."""
+    
 class MustForceRepairError(Exception):
     pass
 
@@ -86,7 +89,8 @@ class Repairer:
         # available, to avoid the extra roundtrip that would occur if we,
         # say, added an smap.get_privkey() method.
 
-        assert self.node.get_writekey() # repair currently requires a writecap
+        if not self.node.get_writekey():
+            raise RepairRequiresWritecapError("Sorry, repair currently requires a writecap, to set the write-enabler properly.")
 
         best_version = smap.best_recoverable_version()
         d = self.node.download_version(smap, best_version, fetch_privkey=True)