[ovirt-devel] Failure in log collector on master: Failure fetching information about hypervisors from API. Error (ValueError): legacy is not a valid RngSource
Eyal Edri
eedri at redhat.com
Tue Sep 6 08:37:13 UTC 2016
Glad to hear you found the issue!
Let me know when it's merged so we can publish it to the nightlies and
rerun the tests.
On Tue, Sep 6, 2016 at 11:34 AM, Juan Hernández <jhernand at redhat.com> wrote:
> On 09/05/2016 08:43 PM, Rafael Martins wrote:
> > ----- Original Message -----
> >> From: "Juan Hernández" <jhernand at redhat.com>
> >> To: "Yaniv Kaul" <ykaul at redhat.com>
> >> Cc: "Sandro Bonazzola" <sbonazzo at redhat.com>, "Rafael Martins" <
> rmartins at redhat.com>, "Ondra Machacek"
> >> <omachace at redhat.com>, "devel" <devel at ovirt.org>
> >> Sent: Friday, September 2, 2016 2:31:42 PM
> >> Subject: Re: [ovirt-devel] Failure in log collector on master: Failure
> fetching information about hypervisors from
> >> API. Error (ValueError): legacy is not a valid RngSource
> >>
> >> On 09/02/2016 02:24 PM, Yaniv Kaul wrote:
> >>> On Fri, Sep 2, 2016 at 3:14 PM, Juan Hernández <jhernand at redhat.com
> >>> <mailto:jhernand at redhat.com>> wrote:
> >>>
> >>> On 09/02/2016 02:00 PM, Sandro Bonazzola wrote:
> >>> >
> >>> >
> >>> > On Fri, Sep 2, 2016 at 1:38 PM, Yaniv Kaul <ykaul at redhat.com
> >>> > <mailto:ykaul at redhat.com>
> >>> > <mailto:ykaul at redhat.com <mailto:ykaul at redhat.com>>> wrote:
> >>> >
> >>> > Log:
> >>> >
> >>> > 2016-09-02 07:26:52::ERROR::hypervisors::197::root:: Failure
> >>> > fetching information about hypervisors from API.
> >>> > Error (ValueError): legacy is not a valid RngSource
> >>> > 2016-09-02 07:26:52::ERROR::__main__::1147::root::
> >>> > _get_hypervisors_from_api: legacy is not a valid RngSource
> >>> > 2016-09-02 07:26:52::INFO::__main__::1424::root:: Gathering
> oVirt
> >>> > Engine information...
> >>> > 2016-09-02 07:27:03::INFO::__main__::1398::root:: Gathering
> >>> > PostgreSQL the oVirt Engine database and log files from
> >>> > localhost...
> >>> > 2016-09-02 07:27:05::INFO::__main__::1859::root:: No
> hypervisors
> >>> > were selected, therefore no hypervisor data will be
> collected.
> >>> > 2016-09-02 07:27:08::INFO::__main__::1862::root:: Log files
> have
> >>> > been collected and placed in
> >>> > /tmp/sosreport-LogCollector-20160902072705.tar.xz.
> >>> >
> >>> >
> >>> > I am not familiar with this error - first time I've seen it,
> >>> > while
> >>> > running on Master, on Lago (with a patch I'm working on -
> that
> >>> > adds
> >>> > DNS and IPv6 support to Lago, nothing more - doesn't seem
> >>> > relevant).
> >>> > Any idea?
> >>> >
> >>> >
> >>> >
> >>> > Probably a change in the API.
> >>> > Rafael can you reproduce?
> >>> >
> >>> > Juan, Ondra, any insight?
> >>> >
> >>>
> >>> That means that the API is returning "legacy" as the value for
> >>> something
> >>> that is declared of type "RngSource", and the valid values for
> that are
> >>> "random" and "hwrng". But the API can't return that, at least not
> >>> version 4 of the API. Are you using engine 4? Can you share the
> output
> >>> of the clusters resource?
> >>>
> >>> https://.../ovirt-engine/api/clusters
> >>>
> >>>
> >>> Lago is still using the v3 API.
> >>> I'm not sure what the log collector is using. I assume[1] it's v4.
> >>>
> >>> Y.
> >>> [1]
> >>> https://github.com/oVirt/ovirt-log-collector/blob/
> dfaf35675bee3da1c53b4fd74b816efafa13d070/src/helper/hypervisors.py#L8
> >>>
> >>
> >> But the version of the engine should be 4, if I understand correctly,
> >> and SDK 4 should work correctly with that version of the engine. In
> >> addition, if it the engine is version 3 the SDK connection should have
> >> failed much earlier, during authentication.
> >
> > Hi Juan,
> >
> > I managed to reproduce this with "basic_suite_master" test from
> ovirt-system-tests, that uses everything from master branch. This means
> that engine version is 4, not 3. It seems to be an issue with engine/sdk,
> as the value is actually stored on engine as "legacy". Here you can find
> the xml output of the endpoints you asked: https://gist.github.com/
> rafaelmartins/60c21e158a9e6453c14a673f77693d61
> >
> > Please let me know if you need anything else.
> >
> > Thanks,
> > Rafael
> >
>
> This is a bug in the Python SDK. Should be fixed by the following patch:
>
> Fix reading of lists of elements
> https://gerrit.ovirt.org/63385
>
> >
> >>>
> >>>
> >>> >
> >>> >
> >>> >
> >>> >
> >>> > Y.
> >>> >
> >>> >
> >>> >
> >>> >
> >>> > --
> >>> > Sandro Bonazzola
> >>> > Better technology. Faster innovation. Powered by community
> >>> > collaboration.
> >>> > See how it works at redhat.com <http://redhat.com>
> >>> > <http://redhat.com>
> >>> >
> >>> <https://www.redhat.com/it/about/events/red-hat-open-
> source-day-2016
> >>> <https://www.redhat.com/it/about/events/red-hat-open-
> source-day-2016>>
> >>> >
> >>> >
> >>> > _______________________________________________
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> >>> > Devel at ovirt.org <mailto:Devel at ovirt.org>
> >>> > http://lists.ovirt.org/mailman/listinfo/devel
> >>> <http://lists.ovirt.org/mailman/listinfo/devel>
> >>> >
> >>>
> >>>
> >>> --
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> >>>
> >>>
> >>
> >>
> >> --
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> >> 3ºD, 28016 Madrid, Spain
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> >>
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>
> --
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--
Eyal Edri
Associate Manager
RHV DevOps
EMEA ENG Virtualization R&D
Red Hat Israel
phone: +972-9-7692018
irc: eedri (on #tlv #rhev-dev #rhev-integ)
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