On 3/27/2020 5:28 PM, Michal Prívozník wrote: > On 27. 3. 2020 17:23, john doe wrote: >> On 3/27/2020 5:13 PM, Michal Prívozník wrote: >>> On 27. 3. 2020 16:48, Michal Prívozník wrote: >>>> On 27. 3. 2020 14:57, john doe wrote: >>>>> Hi, >>>>> >>>>> I would like to set the hostname when installing a guest, with the below >>>>> command the hostname is not set to 'try06' in the guest: >>>>> >>>>> virt-install --name=try06 --graphic none --pxe --network bridge=virbr0 >>>> >>>> This is the name of the guest registered in libvirt. I don't think that >>>> virt-install has wired up setting hostname, but it looks like it can do >>>> it. I mean, use --name for both libvirt name and guest hostname. >>> >>> On the other hand, users might want to set it to something else. So we >>> really should have a separate argument for that. Anyway, I've reported >>> it to virt-install developers: >>> >>> https://github.com/virt-manager/virt-manager/issues/94 >>> >> >> Many thanks for your answer and for passing it along. >> >> I agree, an option to trigger this behavior is best. >> >> After executing the above command and before the hostname step, the >> following workaround seems to work: >> >> $ virsh net-dhcp-leases default >> Expiry Time MAC address Protocol IP address >> Hostname Client ID or DUID >> ----------------------------------------------------------------------------------------------------------------------------------------------- >> 2020-03-27 18:03:36 52:54:00:9d:d1:e7 ipv4 192.168.122.45/24 >> - ff:00:9d:d1:e7:00:01:00:01:26:10:e0:58:52:54:00:9d:d1:e7 >> >> $ virsh net-update default add ip-dhcp-host "<host >> mac='52:54:00:9d:d1:e7' name='try06' ip='192.168.122.45'/>" >> >> >> What I am not sure about is how to predetermine the MAC address of the >> guest before starting the installer? > > You can switch the steps and generate a MAC address yourself, then > update the network and then specify it on virt-install cmd line. > > Or even better, do not bother with any of this and use libvirt-nss plugin: > > https://libvirt.org/nss.html > Okay, I have installed the pluging, do you mind explaning how this should work?: $ grep host /etc/ns* hosts: files libvirt_guest dns If I'm correct, following your example, I should be able to do: $ host try06 What am I missing. Thanks again for your help. -- John Doe
