On 7/3/2012 3:52 PM, Alex Jia wrote:
> On 07/03/2012 03:46 PM, Alex Jia wrote:
>> On 07/03/2012 02:35 PM, Yu Mingfei wrote:
>>> This patch adds a new filefor xml functions.
>>>
>>> Signed-off-by: Yu Mingfei<[email protected]>
>>> ---
>>> client/virt/libvirt_xml_utils.py | 43
>>> ++++++++++++++++++++++++++++++++++++++
>>> 1 files changed, 43 insertions(+), 0 deletions(-)
>>> create mode 100644 client/virt/libvirt_xml_utils.py
>>>
>>> diff --git a/client/virt/libvirt_xml_utils.py
>>> b/client/virt/libvirt_xml_utils.py
>>> new file mode 100644
>>> index 0000000..84a21b6
>>> --- /dev/null
>>> +++ b/client/virt/libvirt_xml_utils.py
>>> @@ -0,0 +1,43 @@
>>> +import logging, os, shutil
>>> +from xml.dom.minidom import parse, parseString
>>> +from autotest.client.shared import utils, error
>>> +import libvirt_vm
> from autotest.client.virt import libvirt_vm
I put libvirt_xml_utils.py in virt directory,
and libvirt_vm.py is also in this directory.
So I use "import libvirt_vm" directly.^^
>>> +
>>> +
>>> +def create_new_vm(old_vm, newname, params):
>>> + """
>>> + Create a new vm through an exist vm,the difference is name and uuid.
>> It just renames a vm, couldn't virsh edit do this?
Yes
>>> +
>>> + @param old_vm:an exist vm object
>>> + @param newname:new vm name
>>> + @param params:params dict of your test target
>>> + @return:return a vm object
>>> + """
>>> + oldfile = "/etc/libvirt/qemu/%s.xml" % old_vm.name
>>> + newfile = "/etc/libvirt/qemu/%s.xml" % newname
>>> + if oldfile == newfile:
>>> + logging.info("use old vm.")
>>> + return old_vm
>>> + shutil.copy(oldfile, newfile)
>>> + dom = parse(newfile)
>>> + root = dom.documentElement
>>> + node_name = root.getElementsByTagName("name")[0]
>>> + node_name.firstChild.data = "%s" % newname
>>> + node_uuid = root.getElementsByTagName("uuid")[0]
>>> + root.removeChild(node_uuid)
>>> + f=open(newfile, "w")
>>> + dom.writexml(f)
>>> + f.close()
>>> +
>>> + if not os.path.exists(newfile):
>>> + raise error.TestError("Failed to create xml file.")
>>> +
>>> + if params.has_key("uri"):
>>> + uri = params.get("uri")
>>> + status = libvirt_vm.virsh_define(newfile, uri)
>>> + if not status:
>>> + os.remove(newfile)
>>> + raise error.TestError("Failed to define a VM.")
>>> +
>>> + new_vm = libvirt_vm.VM(newname, params, old_vm.root_dir,
>>> old_vm.address_cache)
>>> + return new_vm
>>> -- 1.7.1
>>>
>>> _______________________________________________
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>>> http://test.kernel.org/cgi-bin/mailman/listinfo/autotest
>> _______________________________________________
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>
>
>
--
Best Regards
Yu Mingfei
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