Public bug reported:
I'm unable to clone VMs using the standard virt-clone tool due to a
crash in a python script. Here is the output that is generated in
~/.virtinst/virt-clone.log:
[Mon, 06 Aug 2012 11:45:01 virt-clone 14340] DEBUG (cli:220) Launched with
command line:
/usr/bin/virt-clone --original-xml=/etc/libvirt/qemu/vm1.local.xml --name=vm2
--uuid=3f0f47af-6b61-4ed7-a295-736201c452f1 --mac=52:54:00:13:77:e0
--file=/home/robin/kvm/vm2/vm.qcow2
[Mon, 06 Aug 2012 11:45:01 virt-clone 14340] DEBUG (cli:326) Requesting libvirt
URI default
[Mon, 06 Aug 2012 11:45:01 virt-clone 14340] DEBUG (cli:328) Received libvirt
URI qemu:///system
[Mon, 06 Aug 2012 11:45:02 virt-clone 14340] DEBUG (CloneManager:399)
Validating original guest parameters
[Mon, 06 Aug 2012 11:45:02 virt-clone 14340] DEBUG (CloneManager:408) Original
XML:
<!--
WARNING: THIS IS AN AUTO-GENERATED FILE. CHANGES TO IT ARE LIKELY TO BE
OVERWRITTEN AND LOST. Changes to this xml configuration should be made using:
virsh edit vm1.local
or other application using the libvirt API.
-->
<domain type='kvm'>
<name>vm1.local</name>
<uuid>8fe324f0-b5cb-f6ad-a395-ca0104b9e96f</uuid>
<memory>524288</memory>
<currentMemory>524288</currentMemory>
<vcpu>1</vcpu>
<os>
<type arch='x86_64' machine='pc-1.0'>hvm</type>
<boot dev='hd'/>
</os>
<features>
<acpi/>
</features>
<clock offset='utc'/>
<on_poweroff>destroy</on_poweroff>
<on_reboot>restart</on_reboot>
<on_crash>destroy</on_crash>
<devices>
<emulator>/usr/bin/kvm</emulator>
<disk type='file' device='disk'>
<driver name='qemu' type='qcow2'/>
<source file='/home/robin/kvm/vm1/vm.qcow2'/>
<target dev='hda' bus='ide'/>
<address type='drive' controller='0' bus='0' unit='0'/>
</disk>
<controller type='ide' index='0'>
<address type='pci' domain='0x0000' bus='0x00' slot='0x01'
function='0x1'/>
</controller>
<interface type='network'>
<mac address='52:54:00:15:c9:05'/>
<source network='default'/>
<model type='virtio'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x03'
function='0x0'/>
</interface>
<serial type='pty'>
<target port='0'/>
</serial>
<console type='pty'>
<target type='serial' port='0'/>
</console>
<input type='mouse' bus='ps2'/>
<graphics type='vnc' port='-1' autoport='yes' listen='127.0.0.1'>
<listen type='address' address='127.0.0.1'/>
</graphics>
<video>
<model type='cirrus' vram='9216' heads='1'/>
<address type='pci' domain='0x0000' bus='0x00' slot='0x02'
function='0x0'/>
</video>
<memballoon model='virtio'>
<address type='pci' domain='0x0000' bus='0x00' slot='0x04'
function='0x0'/>
</memballoon>
</devices>
</domain>
[Mon, 06 Aug 2012 11:45:03 virt-clone 14340] ERROR (cli:439) 'NoneType' object
is not iterable
[Mon, 06 Aug 2012 11:45:03 virt-clone 14340] DEBUG (cli:440)
Traceback (most recent call last):
File "/usr/bin/virt-clone", line 253, in <module>
main()
File "/usr/bin/virt-clone", line 232, in main
design.setup_original()
File "/usr/lib/python2.7/dist-packages/virtinst/CloneManager.py", line 411,
in setup_original
parsexml=self.original_xml)
File "/usr/lib/python2.7/dist-packages/virtinst/Guest.py", line 233, in
__init__
caps=caps)
File "/usr/lib/python2.7/dist-packages/virtinst/XMLBuilderDomain.py", line
398, in __init__
self._parsexml(parsexml, parsexmlnode)
File "/usr/lib/python2.7/dist-packages/virtinst/Guest.py", line 790, in
_parsexml
for node in self._xml_node.children:
TypeError: 'NoneType' object is not iterable
The command I'm using is:
/usr/bin/virt-clone --original-xml=/etc/libvirt/qemu/vm1.local.xml \
--name=vm2 \
--uuid=8a14d372-0d50-469f-87fc-c1efdb225638 \
--mac=52:54:00:21:a9:d4 \
--file=/home/robin/kvm/vm2/vm.qcow2
I have previously applied the following patch from bug #1008225, this
applied without error and fixed the issue with ubuntu-vm-builder
https://bugs.launchpad.net/ubuntu/+source/vm-
builder/+bug/1008225/+attachment/3208174/+files/lucid-vm.patch
** Affects: ubuntu
Importance: Undecided
Status: New
** Tags: bot-comment
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https://bugs.launchpad.net/bugs/1033501
Title:
virt-clone crashes whilst cloning a KVM vm
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