I try execute the script on different host passing different data storage:

- let's say that on host foo-host1, executing the script querying for its own data storage named foo-data1 works correctly;
- and let's say that on host foo-host2, the same script querying for its own data storage foo-data2 return the mentioned error;

If I execute the script on foo-host2 querying the foo-data1 domain data, I got the error. If I execute on foo-host1  querying foo-data2, I still got the error.

The ui.log engine when I try to manage the storage reports the following error:

2020-11-23 09:59:31,934+01 ERROR [org.ovirt.engine.ui.frontend.server.gwt.OvirtRemoteLoggingService] (default task-239) [] Permutation name: 68A62BEB12822F65FE66B14A9E16480A
2020-11-23 09:59:31,934+01 ERROR [org.ovirt.engine.ui.frontend.server.gwt.OvirtRemoteLoggingService] (default task-239) [] Uncaught exception: com.google.gwt.core.client.JavaScriptException: (TypeError) : Cannot read property 'a' of null
        at org.ovirt.engine.ui.uicommonweb.models.storage.FileStorageModel.$lambda$0(FileStorageModel.java:34)
        at org.ovirt.engine.ui.uicommonweb.models.storage.FileStorageModel$lambda$0$Type.onSuccess(FileStorageModel.java:34)
        at org.ovirt.engine.ui.frontend.Frontend$1.$onSuccess(Frontend.java:227)
        at org.ovirt.engine.ui.frontend.Frontend$1.onSuccess(Frontend.java:227)
        at org.ovirt.engine.ui.frontend.communication.OperationProcessor$1.$onSuccess(OperationProcessor.java:133)
        at org.ovirt.engine.ui.frontend.communication.OperationProcessor$1.onSuccess(OperationProcessor.java:133)
        at org.ovirt.engine.ui.frontend.communication.GWTRPCCommunicationProvider$5$1.$onSuccess(GWTRPCCommunicationProvider.java:270)
        at org.ovirt.engine.ui.frontend.communication.GWTRPCCommunicationProvider$5$1.onSuccess(GWTRPCCommunicationProvider.java:270)
        at com.google.gwt.user.client.rpc.impl.RequestCallbackAdapter.onResponseReceived(RequestCallbackAdapter.java:198)
        at com.google.gwt.http.client.Request.$fireOnResponseReceived(Request.java:233)
        at com.google.gwt.http.client.RequestBuilder$1.onReadyStateChange(RequestBuilder.java:409)
        at Unknown.eval(webadmin-0.js)
        at com.google.gwt.core.client.impl.Impl.apply(Impl.java:306)
        at com.google.gwt.core.client.impl.Impl.entry0(Impl.java:345)
        at Unknown.eval(webadmin-0.js)

Il 23/11/2020 09:50, Francesco via Users ha scritto:
A tiny little "up" because is driving me crazy

Francesco

Il 19/11/2020 10:57, francesco--- via Users ha scritto:
Hi all,

I'm using oVirt SDK python for retrieving info about storage domain, in several hosts (centos7/ovirt4.3 and centos8/ovirt4.4), but the script exits with the following error in some of them:

Traceback (most recent call last):
  File "get_uuid.py", line 70, in <module>
    storage_domain = sds_service.list(search='name=data-foo')[0]
  File "/root/.local/lib/python2.7/site-packages/ovirtsdk4/services.py", line 26296, in list
    return self._internal_get(headers, query, wait)
  File "/root/.local/lib/python2.7/site-packages/ovirtsdk4/service.py", line 211, in _internal_get
    return future.wait() if wait else future
  File "/root/.local/lib/python2.7/site-packages/ovirtsdk4/service.py", line 55, in wait
    return self._code(response)
  File "/root/.local/lib/python2.7/site-packages/ovirtsdk4/service.py", line 208, in callback
    self._check_fault(response)
  File "/root/.local/lib/python2.7/site-packages/ovirtsdk4/service.py", line 132, in _check_fault
    self._raise_error(response, body)
  File "/root/.local/lib/python2.7/site-packages/ovirtsdk4/service.py", line 118, in _raise_error
    raise error
ovirtsdk4.Error: Fault reason is "Operation Failed". Fault detail is "Can't find storage server connection for id '92444a95-0be7-4589-ac46-1ed6dfe7ed4c'.". HTTP response code is 500.

The portion of the script that search for the storage domain is the following:

sds_service = connection.system_service().storage_domains_service()
storage_domain = sds_service.list(search='name={}'.format(storage_domain_name))[0]

Now: I have no real clue on which ID "92444a95-0be7-4589-ac46-1ed6dfe7ed4c'" but digging in the engine logs it refers to StorageServerConnections ID:

[root@ovirt-engine ovirt-engine]# zgrep 92444a95-0be7-4589-ac46-1ed6dfe7ed4c *.gz
engine.log-20201108.gz:2020-11-07 06:05:54,352+01 INFO  [org.ovirt.engine.core.vdsbroker.vdsbroker.ConnectStorageServerVDSCommand] (EE-ManagedScheduledExecutorService-engineScheduledThreadPool-Thread-79) [3ffb810c] START, ConnectStorageServerVDSCommand(HostName = another-server.foo.com, StorageServerConnectionManagementVDSParameters:{hostId='7d202bc7-002b-4426-8446-99b6b346874e', storagePoolId='82d0b3de-0334-451c-8321-c3533de9a894', storageType='LOCALFS', connectionList='[StorageServerConnections:{id='92444a95-0be7-4589-ac46-1ed6dfe7ed4c', connection='/data', iqn='null', vfsType='null', mountOptions='null', nfsVersion='null', nfsRetrans='null', nfsTimeo='null', iface='null', netIfaceName='null'}]', sendNetworkEventOnFailure='true'}), log id: 1509fe17


As I said, I tried to execute the script from several hosts: some of them with oVirt 4.3 and other with oVirt 4.4 but it can run, or not, on both of versions.

When I try to manage the storage domain via ovirt-engine GUI on the hosts that the script exit with the mentioned error, I recieve the following error:

Uncaught exception occurred. Please try reloading the page. Details: (TypeError) : Cannot read property 'a' of null
Please have your administrator check the UI logs


Any slightest idea on what is going on?

Thank you for your time and help,
Francesco
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Shellrent - Il primo hosting italiano
                      Security First
Francesco Lorenzini
System Administrator & DevOps Engineer
Shellrent Srl
Via dell'Edilizia, 19 - 36100 Vicenza
Tel. 0444321155 | Fax 04441492177

_______________________________________________
Users mailing list -- users@ovirt.org
To unsubscribe send an email to users-leave@ovirt.org
Privacy Statement: https://www.ovirt.org/privacy-policy.html
oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/
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--
--    
Shellrent - Il primo hosting italiano Security
                    First
Francesco Lorenzini
System Administrator & DevOps Engineer
Shellrent Srl
Via dell'Edilizia, 19 - 36100 Vicenza
Tel. 0444321155 | Fax 04441492177