[libvirt] [vdsm] F17's libvirt takes comments into LIBVIRTD_ARGS
Daniel P. Berrange
berrange at redhat.com
Wed May 16 10:56:36 UTC 2012
On Wed, May 16, 2012 at 01:46:43PM +0300, Dan Kenigsberg wrote:
> On Tue, May 15, 2012 at 04:16:11PM +0800, Shu Ming wrote:
> > On 2012-5-14 7:30, Dan Kenigsberg wrote:
> > >On Sun, May 13, 2012 at 11:51:48PM +0800, Shu Ming wrote:
> > >>Hi,
> > >> Recently, I found that my host in engine was always in a
> > >>"unassigned state" after the host node was installed. After looking
> > >>into the vdsm.log, it seemed that vdsm failed to call libvirt as an
> > >>error, "libvirtError: Cannot write data: Broken pipe". When I
> > >>started virsh in the host node at that time, a warning was given
> > >>"WARNING: no socket to connect to" and core dumped with "virsh
> > >>net-list". It looks like that no right socket was created for
> > >>virsh to connect to libvirtd. Any comments about this problem? The
> > >>followings are my steps in the node:
> > >>
> > >>[root at ovirt-node1 ~]# rpm -qa |grep vdsm
> > >>vdsm-cli-4.9.6-0.183.git107644d.fc16.shuming1336622293.noarch
> > >>vdsm-python-4.9.6-0.183.git107644d.fc16.shuming1336622293.noarch
> > >>vdsm-hook-vhostmd-4.9.6-0.183.git107644d.fc16.shuming1336622293.noarch
> > >>vdsm-4.9.6-0.183.git107644d.fc16.shuming1336622293.x86_64
> > >>vdsm-reg-4.9.6-0.183.git107644d.fc16.shuming1336622293.noarch
> > >>vdsm-debug-plugin-4.9.6-0.183.git107644d.fc16.shuming1336622293.noarch
> > >>vdsm-hook-faqemu-4.9.6-0.183.git107644d.fc16.shuming1336622293.noarch
> > >>vdsm-bootstrap-4.9.6-0.183.git107644d.fc16.shuming1336622293.noarch
> > >>[root at ovirt-node1 ~]#
> > >>[root at ovirt-node1 ~]# ps -ef |grep libvirt
> > >>
> > >>libvirt-daemon-0.9.11-1.fc17.x86_64
> > >>libvirt-daemon-config-nwfilter-0.9.11-1.fc17.x86_64
> > >>libvirt-client-0.9.11-1.fc17.x86_64
> > >>libvirt-daemon-config-network-0.9.11-1.fc17.x86_64
> > >>libvirt-python-0.9.11-1.fc17.x86_64
> > >>
> > >>[root at ovirt-node1 ~]# virsh net-list
> > >>WARNING: no socket to connect to
> > >>Segmentation fault
> > >I think that merits a libvirt bug. please attach strace output to
> > >bugzilla.
> > >
> > >>[root at ovirt-node1 ~]#
> > >>
> > >>
> > >>[root at ovirt-node1 ~]# ps -ef |grep vdsm
> > >>root 1299 1 0 23:10 ? 00:00:00 /usr/sbin/libvirtd
> > >>--listen # by vdsm
> > >The command line of libvirt process is very odd - the comment that vdsm
> > >puts into /etc/sysconfig/libvirtd is somehow taken verbatim. That's bad,
> > >and may be related to Fedora 17's systemd services. Try to remove the
> > >comment and restart libvirtd to see if this is the case.
> > The comment come from
> >
> > [root at ovirt-node1 ~]# cat /etc/sysconfig/libvirtd:
>
> I know that (see my text above). However, in F16 and before, comments have been stripped
> before being passed to commandline. Have you tested if all is well when
> the commment is removed?
>
> Let's see what our friends in libvir-list think.
In F16 we were using the shell to launch libvirtd, in F17 we are
using systemd. systemd has stricter requirements around the syntax
of /etc/sysconfig/libvirtd file. Specifically it treats the entire
line as the value.
FYI I add a BZ for this against vdsm along with a suggested
solution
https://bugzilla.redhat.com/show_bug.cgi?id=821867
Daniel
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