KVM/QEMU remote connection [SOLVED]

[Glenn Holmer]

On 01/15/2015 07:26 PM, Pete Travis wrote:
> 
> On Jan 15, 2015 11:49 AM, "Glenn Holmer" <shadowm at lyonlabs.org
> <mailto:shadowm at lyonlabs.org>> wrote:
>>
>> On 12/31/2014 03:40 PM, Flavio Leitner wrote:
>> > On Wednesday, December 31, 2014 03:21:46 PM Glenn Holmer wrote:
>> >> On 12/31/2014 02:33 PM, Flavio Leitner wrote:
>> >>> On Wednesday, December 31, 2014 02:11:38 PM Glenn Holmer wrote:
>> >>>> I'm trying to connect to another machine using virt-manager (File/Add
>> >>>> Connection). I select QEMU/KVM as hypervisor, "connect to remote
> host",
>> >>>> method SSH, and a username and hostname on the remote machine. The
>> >>>> result is always that I get prompted for my passphrase, but then see
>> >>>> "authentication failed: no agent is available to authenticate". I get
>> >>>> this going from either machine to the other.
>> >>>>
>> >>>> Virtualization is set up OK because I can run virtual machines on
> both
>> >>>> VM hosts. SSH is set up OK, I can ssh with public key in both
> directions
>> >>>> both as myself and as root. I tried "setenforce 0" on both
> machines to
>> >>>> see if SELinux was blocking it, but the result was the same.
>> >>>>
>> >>>> What am I missing?
>> >>>
>> >>> Do you see the process ssh-agent running?
>> >>
>> >> I see this on both machines:
>> >>
>> >> /usr/bin/ssh-agent /bin/sh -c exec -l /bin/bash -c "/usr/bin/startkde"
>> >>
>> >
>> > Right, do you see your identity there?
>> > $ ssh-add -l
>> >
>> > If so, is there any chance of you are running the virt-manager out
> of the
>> > established session?  I'd start the virt-manager on the same shell
> running
>> > the ssh-add above to confirm.
>>
>> I finally got some more time to work on this. At first, it seemed like a
>> KDE thing, as "ssh-add -l" didn't show anything when I first logged in.
>> So I added ssh-add to the list of startup programs, and now the KDE
>> version of ssh-askpass prompts me for a password when I log in, and I
>> can ssh to the remote machine without entering a passphrase for the key.
>> But I still get the same error when I try to create a new KVM
>> connection! Anybody have any other ideas?

> If you are using a regular user, do something like this on the host:
> 
> https://fedorapeople.org/groups/docs/cookbook/#access-to-libvirt-without-root-privileges

Thanks, that solved it.

-- 
Glenn Holmer (Linux registered user #16682)
"After the vintage season came the aftermath -- and Cenbe."