From: Alberto Berti <alberto@metapensiero.it>
Date: Sun, 22 Feb 2009 18:02:52 +0000 (-0700)
Subject: Raise a more explanatory exception for errors encountered during backup processing.
X-Git-Tag: allmydata-tahoe-1.4.0~152
X-Git-Url: https://git.rkrishnan.org/components/com_hotproperty/%22doc.html/architecture.txt?a=commitdiff_plain;h=c54fdd61b030f50b827f29a287cdb28afa15c463;p=tahoe-lafs%2Ftahoe-lafs.git

Raise a more explanatory exception for errors encountered during backup processing.
---

diff --git a/src/allmydata/scripts/tahoe_backup.py b/src/allmydata/scripts/tahoe_backup.py
index 6b829c02..bbde7623 100644
--- a/src/allmydata/scripts/tahoe_backup.py
+++ b/src/allmydata/scripts/tahoe_backup.py
@@ -113,6 +113,9 @@ def directory_is_changed(a, b):
                 return True
     return False
 
+class BackupProcessingError(Exception):
+    pass
+
 class BackerUpper:
     def __init__(self, options):
         self.options = options
@@ -248,7 +251,7 @@ class BackerUpper:
                 newfilecap, metadata = self.upload(childpath)
                 newdircontents[child] = ("filenode", newfilecap, metadata)
             else:
-                raise RuntimeError("how do I back this up?")
+                raise BackupProcessingError("Cannot backup this file %r" % childpath)
 
         if (olddircap
             and olddircontents is not None