Re: [ovirt-users] Python-SDK: ovirtsdk4.Connection object autologout?

On 03/22/2017 01:50 PM, Juan Hernández wrote: > On 03/22/2017 01:10 PM, nicolas(a)devels.es wrote: >> Hi, >> >> We've recently upgraded from oVirt 4.0.x to 4.1.0 and it seems that >> the >> behavior of a script we wrote in Python-SDK has changed slightly. We >> have a script that needs to be executed forever (daemon mode). This >> daemon creates an ovirtsdk4.Connection object and uses the same >> Connection object all the time. >> >> conn = sdk.Connection( >> url=URI, >> username=USERNAME, >> password=PASSWORD, >> ca_file=CAFILE >> ) >> >> Between iterations we have ~5 minutes delays which we accomplish with >> a >> time.sleep(...) call. >> >> After some of these iterations (5 or 6), when trying to perform an >> operation on the Connection object (in this case, listing all SDs): >> >> try: >> sys_serv = conn.system_service() >> sd_serv = sys_serv.storage_domains_service() >> storages = sd_serv.list(search=sd_search_query) >> except Error, e: >> log('ERR: Error getting storage domains: %s' % (e)) >> >> We start getting exceptions (i.e., the sd_serv.list() call throwing >> an >> Error exception) with this message: >> >> ERR: Error getting storage domains: HTTP response code is 401. >> >> I believe this has something to do with the Connection object >> expiring >> (even if it's not idle more than 5 minutes at any time). Is there a >> way >> to "refresh" the Connection object so it doesn't auto-logout >> (assuming >> this is the actual problem)? >> >> As I said, this started happening as of oVirt 4.1.0. >> ovirt-engine-sdk-python version is 4.1.1. >> >> Any ideas? >> > > This sound like this bug, opened yesterday: > > SSO token used for the API expires when running only queries > https://bugzilla.redhat.com/1434605 > > But I thought the same happened in 4.0. Can you confirm that you don't > see this problem in 4.0? > > Open possible workaround is to force a refresh of the backend session > sending an external event, like in this example: > > > https://github.com/oVirt/ovirt-engine-sdk/blob/master/sdk/examples/vm_bac... > > I also think that we need to modify the SDKs so that they detect > expired > SSO tokens and renew them automatically. I will open another bug for > that. > Here is the bug for adding automatic SSO token renew to the SDK, in case you want to follow/vote it: Implement automatic SSO token renew https://bugzilla.redhat.com/1434830