[libvirt-users] SSH from host to domain using hostname

c.monty at web.de c.monty at web.de
Wed Jul 19 08:23:58 UTC 2017


18. Juli 2017 16:45, "Michal Privoznik" <mprivozn at redhat.com> schrieb:

> On 07/18/2017 04:31 PM, c.monty at web.de wrote:
> 
>> Hello!
>> 
>> I have upgraded all libvirt packages to version 3.5.0-655.1 and restarted host.
> 
> That wasn't necessary. It's not Windows ;-)
> 
>> This is the current default network config:
>> ld4004:~ # virsh net-dumpxml default
>> <network connections='1'>
>> <name>default</name>
>> <uuid>f511d113-d7d1-4714-ad2b-be29ef8f7fc4</uuid>
>> <forward dev='br0' mode='nat'>
>> <nat>
>> <port start='1024' end='65535'/>
>> </nat>
>> <interface dev='br0'/>
>> </forward>
>> <bridge name='virbr0' stp='on' delay='0'/>
>> <mac address='52:54:00:f5:5f:ca'/>
>> <domain name='local.net' localOnly='yes'/>
>> <ip address='192.168.100.1' netmask='255.255.255.0'>
>> <dhcp>
>> <range start='192.168.100.10' end='192.168.100.254'/>
>> </dhcp>
>> </ip>
>> </network>
> 
> This is looking good.
> 
>> What do I need to configure in order to have NSS working?
> 
> What's the domain's <interface/> type? It should look something like this:
> 
> <interface type='network'>
> <source network='default'/>
> ...
> </interface>
> 
> And with this you should be all set.
> 
> Michal


OK, all libvirt software packages are updated.
And this is the configuration /etc/nsswitch.conf
ld4004:~ # cat /etc/nsswitch.conf
#
# /etc/nsswitch.conf
#

passwd: compat
group:  compat

hosts:          files libvirt dns
networks:       files dns

services:       files
protocols:      files
rpc:            files
ethers:         files
netmasks:       files
netgroup:       files nis
publickey:      files

bootparams:     files
automount:      files nis
aliases:        files

And this is the domain's interface type / configuration:
    <interface type='network'>
      <mac address='52:54:00:31:dd:59'/>
      <source network='default'/>
      <model type='rtl8139'/>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x03' function='0x0'/>
    </interface>
    <interface type='network'>
      <mac address='52:54:00:5d:1e:dc'/>
      <source network='internal'/>
      <model type='rtl8139'/>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x08' function='0x0'/>
    </interface>


However, there's still no record of the domain's IP address:
ld4004:~ # virsh domifaddr --source lease vm02-fai
 Name       MAC address          Protocol     Address
-------------------------------------------------------------------------------


Could this issue be related to the domain's NIC configuration, means model type='rtl8139' or the fact that 2 NICs are configured?
For your information, it fails also with model type='virtio'.

Regards




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