[ovirt-users] FC20 vdsmd broken after latest yum update

[Dan Kenigsberg]

On Tue, Jun 24, 2014 at 07:53:13AM +0000, Markus Stockhausen wrote:
> Hi,
> 
> after a maintenance of one of our hosts, vdsmd does not start anymore.
> Error could be narrowed down to the following command:
> 
> [root ~]# /usr/bin/vdsm-tool is-configured
> Traceback (most recent call last):
>   File "/usr/bin/vdsm-tool", line 145, in <module>
>     sys.exit(main())
>   File "/usr/bin/vdsm-tool", line 142, in main
>     return tool_command[cmd]["command"](*args[1:])
>   File "/usr/lib64/python2.7/site-packages/vdsm/tool/configurator.py", line 251, in isconfigured
>     if c.getName() in args.modules and not c.isconfigured()
>   File "/usr/lib64/python2.7/site-packages/vdsm/tool/configurator.py", line 103, in isconfigured
>     self._exec_libvirt_configure("check_if_configured")
>   File "/usr/lib64/python2.7/site-packages/vdsm/tool/configurator.py", line 78, in _exec_libvirt_configure
>     raw=True,
>   File "/usr/lib64/python2.7/site-packages/vdsm/utils.py", line 645, in execCmd
>     deathSignal=deathSignal, childUmask=childUmask)
>   File "/usr/lib64/python2.7/site-packages/cpopen/__init__.py", line 50, in __init__
>     stderr=PIPE)
>   File "/usr/lib64/python2.7/subprocess.py", line 711, in __init__
>     errread, errwrite)
> TypeError: _execute_child_v275() takes exactly 17 arguments (18 given)
> 
> We are on Ovirt 3.4.2. FC20 Hypervisor node is fully patched (as mentioned above).
> Any idea what is going wrong?

Francesco knows, and he has posted a fix to cpopen yesterday
(posted to the devel list under the subject "F20 python 2.7.5-12 breaks
cpopen").

I hope Yaniv releases a quick fix. Until then, either fix cpopen locally
or downgrade python.

Regards,
Dan.