[ovirt-devel] Failure in log collector on master: Failure fetching information about hypervisors from API. Error (ValueError): legacy is not a valid RngSource

[Juan Hernández]

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.

> 
> 
>     >
>     >
>     >
>     >
>     >     Y.
>     >
>     >
>     >
>     >
>     > --
>     > Sandro Bonazzola
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