Re: Use libvirt-python to attach cdrom

[Osier Yang <jyang@xxxxxxxxxx>]

于 2011年02月16日 11:20, seven 写道:
> Osier Yang<jyang@...>  writes:
>
> > 于 2011年02月14日 16:37, seven 写道:
> > > Hi all,
> > >
> > > I want to attach cdrom by libvirt.py .But can't find a func in
> > > libvirt.py can finish this work.
> > >
> > > Who can help me ?
> > >
> > > Regard
> >
> > # python
> >   >>>  import libvirt
> >   >>>  conn = libvirt.open('qemu:///system')
> >   >>>  dom = conn.lookupByName('f14')
> >   >>>  dir(dom)
> > ['ID', 'OSType', 'UUID', 'UUIDString', 'XMLDesc', '__del__', '__doc__',
> > '__init__', '__module__', '_conn', '_o', 'abortJob', 'attachDevice',
> > 'attachDeviceFlags', 'autostart', 'blockInfo', 'blockPeek',
> > 'blockStats', 'connect', 'coreDump', 'create', 'createWithFlags',
> > 'destroy', 'detachDevice', 'detachDeviceFlags', 'hasCurrentSnapshot',
> > 'hasManagedSaveImage', 'info', 'interfaceStats', 'isActive',
> > 'isPersistent', 'isUpdated', 'jobInfo', 'managedSave',
> > 'managedSaveRemove', 'maxMemory', 'maxVcpus', 'memoryParameters',
> > 'memoryPeek', 'memoryStats', 'migrate', 'migrateSetMaxDowntime',
> > 'migrateToURI', 'name', 'openConsole', 'pinVcpu', 'reboot', 'resume',
> > 'revertToSnapshot', 'save', 'schedulerParameters', 'schedulerType',
> > 'setAutostart', 'setMaxMemory', 'setMemory', 'setMemoryParameters',
> > 'setSchedulerParameters', 'setVcpus', 'setVcpusFlags', 'shutdown',
> > 'snapshotCreateXML', 'snapshotCurrent', 'snapshotListNames',
> > 'snapshotLookupByName', 'snapshotNum', 'suspend', 'undefine',
> > 'updateDeviceFlags', 'vcpus', 'vcpusFlags']
> >   >>>
> >
> > see "attachDevice", "attachDeviceFlags", and "updateDeviceFlags", (in
> > case of your guest already has CDROM device).
> >
> > to get how to use them:
> >
> >   >>>  help(dom.attachDevice)
> >
> > Regards
> > Osier
> >
> > _______________________________________________
> > libvirt-users mailing list
> > libvirt-users<at>  redhat.com
> > https://www.redhat.com/mailman/listinfo/libvirt-users
>
> --------------------------__
>
> I'm sorry that I as you do,but I don't find the "attachDeviceFlags" and
> "updateDeviceFlags"
>
> > > > dir(dom)
> ['ID', 'OSType', 'UUID', 'UUIDString', 'XMLDesc', '__del__', '__doc__',
> '__init__', '__module__', '_conn', '_o', 'attachDevice', 'autostart',
> 'blockPeek', 'blockStats', 'connect', 'coreDump', 'create', 'destroy',
> 'detachDevice', 'info', 'interfaceStats', 'maxMemory', 'maxVcpus', 'memoryPeek',
> 'migrate', 'name', 'pinVcpu', 'reboot', 'ref', 'resume', 'save',
> 'schedulerParameters', 'schedulerType', 'setAutostart', 'setMaxMemory',
> 'setMemory', 'setSchedulerParameters', 'setVcpus', 'shutdown', 'suspend',
> 'undefine', 'vcpus']
>
> I think this is the version of the problem . My libvir.py's version is 0.6.3

Yes, virDomainAttachDeviceFlags was introduced in 0.7.7, though not sure
if Python binding include it timely, 0.6.3 definitely doesn't support
it. :-)

> And when I use "attachDevice" to attach cdrom , I get "no wrong"(return value is
> "0"),but the vm not find the cdrom.

Not sure if it's bug, but could you confirm it's attached, but just not
mounted?

Regards
Osier