When we use delta file to update from A to B, the B appears
only in the /gen directory. Unless _groupCheckDataMDValid()
validates this, we can't use deltas to update from B to C.
---
yum/yumRepo.py | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/yum/yumRepo.py b/yum/yumRepo.py
index 2ad607e..764c988 100644
--- a/yum/yumRepo.py
+++ b/yum/yumRepo.py
@@ -1516,6 +1516,12 @@ Insufficient space in download directory %s
# YumPackageSack.populate ... and we look for the uncompressed versions
# in retrieveMD.
self._preload_md_from_system_cache(os.path.basename(local))
+
+ # Check the /gen version, too
+ if compressed and not os.path.exists(local):
+ local = self.cachedir + '/gen/%s.xml' % dbmdtype
+ self._preload_file_from_system_cache(local, 'gen/')
+
if not self._checkMD(local, dbmdtype, openchecksum=compressed,
data=data, check_can_fail=True):
return None
--
1.7.11.7
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