libvirt users - Dec 2018 - Re: console type tcp with logging

чт, 29 нояб. 2018 г. в 18:23, Daniel P. Berrangé
<berrange@redhat.com>:
>
> On Thu, Nov 29, 2018 at 06:19:43PM +0300, Vasiliy Tolstov wrote:
> > Hi! I want to have ability to connect to guest console via libvirt api
> > (and expose this data to xtermjs via websocket) with getty tty. And
> > also i want to have log of tty1 (do log grub, kernel booting and
> > errors).
> > What i need to do in libvirt xml for such case?
>
> XML is described here
>
> https://libvirt.org/formatdomain.html#elementsConsole
>
> In particular regardless of what backend type you use for the
> seral port, you can add logging using
>
>   <log file="/var/log/libvirt/qemu/guestname-serial0.log"
append="off"/>
>
>
>
Thanks! Does it possible to read this log via libvirt api?
-- 
Vasiliy Tolstov,
e-mail: v.tolstov@selfip.ru

On Thu, Nov 29, 2018 at 08:57:54PM +0300, Vasiliy Tolstov
wrote:
> чт, 29 нояб. 2018 г. в 18:23, Daniel P. Berrangé
<berrange@redhat.com>:
> >
> > On Thu, Nov 29, 2018 at 06:19:43PM +0300, Vasiliy Tolstov wrote:
> > > Hi! I want to have ability to connect to guest console via
libvirt api
> > > (and expose this data to xtermjs via websocket) with getty tty.
And
> > > also i want to have log of tty1 (do log grub, kernel booting and
> > > errors).
> > > What i need to do in libvirt xml for such case?
> >
> > XML is described here
> >
> > https://libvirt.org/formatdomain.html#elementsConsole
> >
> > In particular regardless of what backend type you use for the
> > seral port, you can add logging using
> >
> >   <log file="/var/log/libvirt/qemu/guestname-serial0.log"
append="off"/>
> >
> >
> >
> 
> Thanks! Does it possible to read this log via libvirt api?
No, not at this time.


Regards,
Daniel
-- 
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пт, 30 нояб. 2018 г. в 12:43, Daniel P. Berrangé
<berrange@redhat.com>:
>
> On Thu, Nov 29, 2018 at 08:57:54PM +0300, Vasiliy Tolstov wrote:
> > чт, 29 нояб. 2018 г. в 18:23, Daniel P. Berrangé
<berrange@redhat.com>:
> > >
> > > On Thu, Nov 29, 2018 at 06:19:43PM +0300, Vasiliy Tolstov wrote:
> > > > Hi! I want to have ability to connect to guest console via
libvirt api
> > > > (and expose this data to xtermjs via websocket) with getty
tty. And
> > > > also i want to have log of tty1 (do log grub, kernel booting
and
> > > > errors).
> > > > What i need to do in libvirt xml for such case?
> > >
> > > XML is described here
> > >
> > > https://libvirt.org/formatdomain.html#elementsConsole
> > >
> > > In particular regardless of what backend type you use for the
> > > seral port, you can add logging using
> > >
> > >   <log
file="/var/log/libvirt/qemu/guestname-serial0.log"
append="off"/>
> > >
> > >
> > >
> >
> > Thanks! Does it possible to read this log via libvirt api?
>
> No, not at this time.
>
Thanks! Do you have some plans to add this ability or patches welcome? =)


-- 
Vasiliy Tolstov,
e-mail: v.tolstov@selfip.ru