Thanks for the quick response. I was able to use udev to control the names in the guest. Reg patch, i am new to this codebase and sure if you give me pointers on which file to look into I can give it a shot.
Thanks On Thu, Apr 4, 2019 at 2:35 PM Laine Stump <la...@redhat.com> wrote: > On 4/4/19 2:02 PM, PR PR wrote: > > Hi, > > > > I am creating a guest with following description for interfaces in the > > xml using virsh create xml command. For some reason, the guest interface > > names in the VM dont match the names specified in the xml. Is there a > > way to make guest interface names predictable? > > For qemu (which you've indicating you're using) there isn't any way to > set the name of the network device in the guest from the libvirt config. > There is no visibility of the <guest dev='xxx'> element into the guest > OS; all that the guest can know is that there is an e1000 ethernet > device plugged into PCI bus 0 slot 3, and it has MAC address > 52:54:00:17:0b:e7. Any determination of name must be done within the > guest OS. > > The <guest dev='blah'> element is only used by the LXC and openvz > drivers. It really should be flagged as an error during validation for > other drivers (patches welcome :-). > > > > > > Following is the qemu version on host > > > > dpkg --list | grep -i qemu > > ii qemu-kvm 1:2.11+dfsg-1ubuntu7.10 > > amd64 QEMU Full virtualization on x86 hardware > > > > <interface type='user'> > > <mac address='52:54:00:17:0b:e7'/> > > <guest dev='eth0'/> > > <model type='e1000'/> > > <alias name='net0'/> > > <address type='pci' domain='0x0000' bus='0x00' slot='0x03' > > function='0x0'/> > > </interface> > > <interface type='ethernet'> > > <mac address='52:54:00:ee:70:34'/> > > <target dev='net0'/> > > <guest dev='Ethernet0'/> > > <model type='rtl8139'/> > > <alias name='net1'/> > > <address type='pci' domain='0x0000' bus='0x00' slot='0x05' > > function='0x0'/> > > </interface> > > > > Thanks > > > > _______________________________________________ > > libvirt-users mailing list > > libvirt-users@redhat.com > > https://www.redhat.com/mailman/listinfo/libvirt-users > > > >
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