This patch fixes it:
http://groups.google.com/group/ganeti/attach/95e8de340d1b4b70/fix-qemu-1.0-compat.patch?part=2
--- a/lib/hypervisor/hv_kvm.py 2012-02-01 13:14:28.556767386 +0000
+++ b/lib/hypervisor/hv_kvm.py 2012-02-01 13:17:02.431087060 +0000
@@ -199,7 +199,7 @@
_MIGRATION_INFO_MAX_BAD_ANSWERS = 5
_MIGRATION_INFO_RETRY_DELAY = 2
- _VERSION_RE = re.compile(r"\b(\d+)\.(\d+)\.(\d+)\b")
+ _VERSION_RE = re.compile(r"\b(\d+)\.(\d+)(\.(\d+))?\b")
ANCILLARY_FILES = [
_KVM_NETWORK_SCRIPT,
@@ -924,21 +924,40 @@
return result
@classmethod
+ def _ParseKVMVersion(cls, text):
+ """Parse the KVM version from the --help output.
+
+ @type text: string
+ @param text: output of kvm --help
+ @return: (version, v_maj, v_min, v_rev)
+ @raise L{errors.HypervisorError}: when the KVM version cannot be retrieved
+
+ """
+ match = cls._VERSION_RE.search(text.splitlines()[0])
+ if not match:
+ raise errors.HypervisorError("Unable to get KVM version")
+
+ v_all = match.group(0)
+ v_maj = int(match.group(1))
+ v_min = int(match.group(2))
+ if match.group(4):
+ v_rev = int(match.group(4))
+ else:
+ v_rev = 0
+ return (v_all, v_maj, v_min, v_rev)
+
+ @classmethod
def _GetKVMVersion(cls):
"""Return the installed KVM version
@return: (version, v_maj, v_min, v_rev), or None
+ @raise L{errors.HypervisorError}: when the KVM version cannot be retrieved
"""
result = utils.RunCmd([constants.KVM_PATH, "--help"])
if result.failed:
- return None
- match = cls._VERSION_RE.search(result.output.splitlines()[0])
- if not match:
- return None
-
- return (match.group(0), int(match.group(1)), int(match.group(2)),
- int(match.group(3)))
+ raise errors.HypervisorError("Unable to get KVM version")
+ return cls._ParseKVMVersion(result.output)
def StopInstance(self, instance, force=False, retry=False, name=None):
"""Stop an instance.
** Patch added: "fix-qemu-1.0-compat.patch"
https://bugs.launchpad.net/ubuntu/+source/ganeti/+bug/932166/+attachment/2939877/+files/fix-qemu-1.0-compat.patch
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https://bugs.launchpad.net/bugs/932166
Title:
ganeti2 can not determine kvm version
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