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Re: [libvirt-users] libvirt remote connection



On Fri, Apr 21, 2017 at 12:14:54PM +0300, Anastasiya Ruzhanskaya wrote:
> It seems, that I have turned off all encryption for tcp in libvirt.conf,
> but still rpc packets are not showed, only tcp. I suppose, that I don't
> need to add additional plugins to wirehark for libvirt and rpc, am I right?

Libvirt provides a wireshark plugin - you need to make sure you've actually
intsalled that bit though, as its a separate rpm.


> 
> 2017-04-21 11:23 GMT+03:00 Daniel P. Berrange <berrange redhat com>:
> 
> > On Fri, Apr 21, 2017 at 10:16:47AM +0300, Anastasiya Ruzhanskaya wrote:
> > > Hello,
> > > I have some questions about libvirt remote connection.
> > > Am I right that internally libvirt uses only tcp ( ssh and tls are only
> > > encryption based on this) + ftp ( when working with image itself)? Also I
> > > have found that  it uses RPC. However, as I know RPC runs above tcp but I
> > > cannot capture these packets with wireshark when I am connecting remotely
> > > to the host with vm? Is it somehow possible to find out, what data, what
> > > messages, in what format are send from my server to the remote libvirt
> > > (daemon I suppose?)?
> >
> > Libvirt uses a custom RPC protocol running above a number of different
> > transports (TCP with SASL, TCP with TLS, SSH tunnel, etc, etc). Libvirt
> > ships a wireshark plugin that can be used to analyse the network stream
> > but you would have to turn off all authentication and use plain TCP
> > to be able to see it otherwise it'll be encrypted and wireshark won;t
> > see anything
> >
> >
> > Regards,
> > Daniel
> > --
> > |: https://berrange.com      -o-    https://www.flickr.com/photos/
> > dberrange :|
> > |: https://libvirt.org         -o-
> > https://fstop138.berrange.com :|
> > |: https://entangle-photo.org    -o-    https://www.instagram.com/
> > dberrange :|
> >

Regards,
Daniel
-- 
|: https://berrange.com      -o-    https://www.flickr.com/photos/dberrange :|
|: https://libvirt.org         -o-            https://fstop138.berrange.com :|
|: https://entangle-photo.org    -o-    https://www.instagram.com/dberrange :|


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