[PATCH 1/3] Don't crash when processing cached LVs
Vratislav Podzimek
vpodzime at redhat.com
Mon Jun 22 18:27:07 UTC 2015
Just ignore the unsupported "sub-LVs" and consider cached LVs normal LVs.
Related: rhbz#1120421
(ported commit d3f8aa457939916b195846b79d0d33e64584e7f3 from master)
Signed-off-by: Vratislav Podzimek <vpodzime at redhat.com>
---
blivet/devicetree.py | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/blivet/devicetree.py b/blivet/devicetree.py
index 650f06a..e691a2c 100644
--- a/blivet/devicetree.py
+++ b/blivet/devicetree.py
@@ -1447,6 +1447,9 @@ class DeviceTree(object):
if lv_name.endswith("_pmspare]"):
# spare metadata area for any thin pool that needs repair
return
+ elif lv_name.endswith("_cmeta]"):
+ # cache metadata volume (skip, we ignore cache pool volumes)
+ return
# raid metadata volume
lv_name = re.sub(r'_[tr]meta.*', '', lv_name[1:-1])
@@ -1484,7 +1487,7 @@ class DeviceTree(object):
elif lv_name.endswith(']'):
# Internal LVM2 device
return
- elif lv_attr[0] not in '-mMrRoO':
+ elif lv_attr[0] not in '-mMrRoOC':
# Ignore anything else except for the following:
# - normal lv
# m mirrored
@@ -1493,6 +1496,7 @@ class DeviceTree(object):
# R raid without initial sync
# o origin
# O origin with merging snapshot
+ # C cached LV
return
lv_dev = self.getDeviceByUuid(lv_uuid)
--
2.1.0
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