On Sun, 2020-09-20 at 14:41 +0200, daggs wrote:> Greetings,
>
> I have a vm to which I can access using virsh console vm1/
> I'd like in addition to be able to dump the serial of the vm in to a
file on the host.
> I've found this
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/virtualization_administration_guide/sub-section-libvirt-dom-xml-devices-host-interface
but it seems that the first second example which might be suited to what I need
doesn't work as I get an empty file:
> here are my serial config for the vm:
>
> <serial type='pty'>
> <source path='/dev/pts/2'/>
> <target type='isa-serial' port='0'>
> <model name='isa-serial'/>
> </target>
> <alias name='serial0'/>
> </serial>
> <serial type='file'>
> <source path='/var/log/router-serial.log'/>
> <target type='isa-serial' port='0'>
> <model name='isa-serial'/>
> </target>
> <alias name='serial1'/>
> </serial>
> <console type='pty' tty='/dev/pts/2'>
> <source path='/dev/pts/2'/>
> <target type='serial' port='0'/>
> <alias name='serial0'/>
> </console>
>
> what might be wrong in the above?
I believe what you're looking for is
<serial type='pty'>
<log file='/var/log/router-serial.log' append='on'/>
</serial>
<console type='pty'/>
See
https://libvirt.org/formatdomain.html#consoles-serial-parallel-channel-devices
for more information about configuring serial devices.
--
Andrea Bolognani / Red Hat / Virtualization