[ovirt-users] Python-SDK4: How to list VM user sessions?

[Giulio Casella]

On 10/04/2017 17:50, Juan Hernández wrote:
> On 04/10/2017 05:38 PM, Giorgio Biacchi wrote:
>> ...

>
> OK, that makes sense. I think this is a bug in the server then. If the
> users are not oVirt users we should just not report them, or maybe
> report just the user name and domain, if available. But returning 404
> and failing in that case isn't correct, in my opinion. I have opened the
> following bug to track this issue:
>
>   Don't fail with 404 if session user doesn't exist in the database
>   https://bugzilla.redhat.com/1440861
>

Great, thank you Juan.
My preference is for reporting username and domain, instead of not 
reporting at all.

Thank you again.

Bye,
Giulio


>> On 04/10/2017 01:18 PM, Juan Hernández wrote:
>>> On 04/10/2017 11:10 AM, Giulio Casella wrote:
>>>> On 07/04/2017 16:00, Juan Hernández wrote:
>>>>> I have been trying to reproduce this and I wasn't able. In theory the
>>>>> 404 error that you get should only happen if the virtual machine
>>>>> doesn't
>>>>> exist, but that isn't the case.
>>>>>
>>>>> Can you check the server.log file and share the complete stack traces
>>>>> that should appear after the "HTTP 404 Not Found" message?
>>>>>
>>>>
>>>> No problem, find attached a snippet of server.log.
>>>>
>>>> Bye,
>>>> Giulio
>>>>
>>>
>>> Thanks, that helps. What the engine isn't finding is the user, not the
>>> virtual machine. Can you provide more information about that user? I
>>> mean, take the virtual machine and find via the GUI which user is using
>>> it. Then go to https://.../ovirt-engine/api/users and find that user.
>>> Share the definition of that user that you get there, if possible.
>>>
>>>>> On 03/31/2017 10:25 AM, Giulio Casella wrote:
>>>>>> On 30/03/2017 20:05, Juan Hernández wrote:
>>>>>>> On 03/30/2017 01:01 PM, Giulio Casella wrote:
>>>>>>>> Hi,
>>>>>>>> I'm trying to obtain a list of users connected to a VM, using
>>>>>>>> python SDK
>>>>>>>> v4.
>>>>>>>> Here's what I'm doing:
>>>>>>>>
>>>>>>>> vm = vms_service.list(search="name=vmname")[0]
>>>>>>>> vm_service = vms_service.vm_service(vm.id)
>>>>>>>> sessions = vm_service.sessions_service().list()
>>>>>>>>
>>>>>>>> But "sessions" is None.
>>>>>>>>
>>>>>>>> Same result using:
>>>>>>>>
>>>>>>>> s = connection.follow_link(vm.sessions)
>>>>>>>>
>>>>>>>> "s" is None.
>>>>>>>>
>>>>>>>> I tried also using curl, and if I connect to:
>>>>>>>>
>>>>>>>> https://my.ovirt.host/ovirt-engine/api/v4/vms/<vmid>/sessions
>>>>>>>>
>>>>>>>> I get a beautiful 404.
>>>>>>>>
>>>>>>>> Also using v3 of python SDK I obtain the same behaviour.
>>>>>>>>
>>>>>>>> So I suspect that retrieving user sessions via API is not
>>>>>>>> implemented,
>>>>>>>> is it? If not, what I'm doing wrong?
>>>>>>>>
>>>>>>>> I'm using RHV 4.0.6.3-0.1.el7ev
>>>>>>>>
>>>>>>>> Thanks in advance,
>>>>>>>> Giulio
>>>>>>>>
>>>>>>>
>>>>>>> Giulio, you should never get a 404 error from that URL, unless the
>>>>>>> virtual doesn't exist or isn't visible for you. What user name are
>>>>>>> you
>>>>>>> to create the SDK connection? An administrator or a regular user?
>>>>>>>
>>>>>>
>>>>>> I tried with a regular domain user (with superuser role assigned) and
>>>>>> admin at internal, with same result.
>>>>>>
>>>>>>> Also, please check the /var/log/ovirt-engine/server.log and
>>>>>>> /var/log/ovirt-engine/engine.log when you send that request. Do
>>>>>>> you see
>>>>>>> there something relevant?
>>>>>>
>>>>>> server.log reports:
>>>>>>
>>>>>> 2017-03-31 10:03:11,346 ERROR [org.jboss.resteasy.resteasy_jaxrs.i18n]
>>>>>> (default task-33) RESTEASY002010: Failed to execute:
>>>>>> javax.ws.rs.WebApplicationException: HTTP 404 Not Found
>>>>>>
>>>>>> (no surprise here, same message obtained by curl).
>>>>>>
>>>>>> engine.log is full of:
>>>>>>
>>>>>> ERROR [org.ovirt.engine.core.aaa.filters.SsoRestApiAuthFilter]
>>>>>> (default
>>>>>> task-7) [] Cannot authenticate using authentication Headers:
>>>>>> invalid_grant: The provided authorization grant for the auth code has
>>>>>> expired
>>>>>>
>>>>>> (indipendently of my request)
>>>>>>
>>>>>> It's quite strange I can perform almost every other operation (e.g.
>>>>>> getting other VM parameters, running methods, etc.)
>>>>>>
>>>>>>
>>>>>>>
>>>>>>> Finally, please run your script with the 'debug=True' option in the
>>>>>>> connection, and with a log file, like here:
>>>>>>>
>>>>>>>
>>>>>>> https://github.com/oVirt/ovirt-engine-sdk/blob/master/sdk/examples/list_vms.py#L20-L37
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Then share that log file so that we can check what the server is
>>>>>>> returning exactly. Make sure to remove your password from that log
>>>>>>> file
>>>>>>> before sharing it.
>>>>>>>
>>>>>> Find attached produced log (passwords purged).
>>>>>>
>>>>>> BTW: VM is a Fedora 24, with guest agents correctly installed (I
>>>>>> can see
>>>>>> user sessions in admin portal and in postgresql DB).
>>>>>>
>>>>>> Thanks,
>>>>>> Giulio
>>>>>>
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> Users mailing list
>>>>>> Users at ovirt.org
>>>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>>>>
>>>>>
>>>>
>>>
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>>
>