Hi,

below error should be fixed in mom-0.6.4, which was included in last week's
oVirt 4.5.3 async release:

https://lists.ovirt.org/archives/list/users@ovirt.org/message/TCGC54KIG7XIYNBO44WKKLCNZJQITWMO/

Regards,
Martin


On Fri, Oct 28, 2022 at 2:07 PM Jirka Simon <ji...@vesim.cz> wrote:

> Hello there,
>
> we just updated oVirt engine to 4.5.3.2-1.el8 which was smooth, but then
> when we start to update all nodes, after restart mom-vdsm service is
> failing to start
>
> mom-vdsm
>
> rpm -q vdsm
> vdsm-4.50.3.4-1.el8.x86_64 (VDSM was updated from 4.50.2.2-1.el8 )
>
> rpm -q mom
> mom-0.6.3-1.el8.noarch  (MOM was not updated duting tha last update)
>
> here is error from  /var/log/vdsm/mom.log
>
> 2022-10-28 13:17:18,105 - mom - INFO - MOM starting
> 2022-10-28 13:17:18,138 - mom.HostMonitor - INFO - Host Monitor starting
> 2022-10-28 13:17:18,138 - mom - INFO - hypervisor interface
> vdsmjsonrpcclient
> 2022-10-28 13:17:18,179 - mom.HostMonitor - INFO - HostMonitor is ready
> 2022-10-28 13:17:18,242 - mom.GuestManager - INFO - Guest Manager
> starting: multi-thread
> 2022-10-28 13:17:18,247 - mom.Policy - INFO - Loaded policy '00-defines'
> 2022-10-28 13:17:18,247 - mom - ERROR - Failed to initialize MOM threads
> Traceback (most recent call last):
>  File "/usr/lib/python3.6/site-packages/mom/__init__.py", line 35, in run
>    host_monitor, guest_manager)
>  File "/usr/lib/python3.6/site-packages/mom/PolicyEngine.py", line 42, in
> __init__
>    self.load_policy()
>  File "/usr/lib/python3.6/site-packages/mom/PolicyEngine.py", line 71, in
> load_policy
>    read_policy(fname, name.split('.policy')[0])
>  File "/usr/lib/python3.6/site-packages/mom/PolicyEngine.py", line 53, in
> read_policy
>    return self.policy.set_policy(policy_name, policyStr)
>  File "/usr/lib/python3.6/site-packages/mom/Policy/Policy.py", line 64, in
> set_policy
>    self.code = get_code(Evaluator(), self._cat_policies())
>  File "/usr/lib/python3.6/site-packages/mom/Policy/Parser.py", line 543,
> in get_code
>    tokens = scanner.tokenize(string)
>  File "/usr/lib/python3.6/site-packages/mom/Policy/Parser.py", line 72, in
> tokenize
>    GenericScanner.tokenize(self, input)
>  File "/usr/lib/python3.6/site-packages/mom/Policy/spark.py", line 78, in
> tokenize
>    add_lines = self.index2func[i](groups[i], line)
> TypeError: t_default() takes 2 positional arguments but 3 were given
>
>
> any tip what could be the reason ?
>
> Thaak you
>
> Jirka
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-- 
Martin Perina
Manager, Software Engineering
Red Hat Czech s.r.o.
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