[CLOUDSTACK-2571] [Zone-Wide-PrimaryStorage] NPE while deleting the zone-wide primary storage

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 4.2.0
• Fix Version/s: 4.2.0
• Component/s: Storage Controller
• Security Level: Public (Anyone can view this level - this is the default.)
• Labels: automation integration-test
• Environment: commit # 85d54cd1c088997dd08f0328984bee1a55703636
• Assignee: Rajesh Battala
• Reporter: Venkata Swamy
• Created: 20/May/13 05:41
• Updated: 25/Jul/13 06:07
• Resolved: 09/Jul/13 06:11

Description

Steps to reproduce :

1. Have a CloudStack with at least one advanced zone
2. Add a zone-wide primary storage.
3. Try to put the above primary storage into maintenance

Observations:

It throws an NPE while trying to enable the maintenance.

Here is the exception snippet from mgmt server log.

013-05-20 06:14:26,338 DEBUG [cloud.api.ApiServlet] (catalina-exec-13:null) ===START=== 10.252.240.57 – GET command=createStoragePool&scope=zone&zoneid=8adda1e5-ac1c-49b0-bec8-6da98f6ff116&name=primaryNew&url=nfs%3A%2F%2F10.147.28.7%2Fexport%2Fhome%2Fswamy%2Fprimary.campo.xen.1&response=json&sessionkey=wmpW6VMxTUivFIGDqS52aaozHqs%3D&_=1369025128021
2013-05-20 06:14:26,411 DEBUG [cloud.api.ApiServlet] (catalina-exec-13:null) ===END=== 10.252.240.57 – GET command=createStoragePool&scope=zone&zoneid=8adda1e5-ac1c-49b0-bec8-6da98f6ff116&name=primaryNew&url=nfs%3A%2F%2F10.147.28.7%2Fexport%2Fhome%2Fswamy%2Fprimary.campo.xen.1&response=json&sessionkey=wmpW6VMxTUivFIGDqS52aaozHqs%3D&_=1369025128021
2013-05-20 06:14:32,555 DEBUG [network.router.VirtualNetworkApplianceManagerImpl] (RouterStatusMonitor-1:null) Found 0 routers to update status.
2013-05-20 06:14:32,558 DEBUG [network.router.VirtualNetworkApplianceManagerImpl] (RouterStatusMonitor-1:null) Found 0 networks to update RvR status.
2013-05-20 06:14:32,664 DEBUG [network.router.VirtualNetworkApplianceManagerImpl] (RouterStatusMonitor-1:null) Found 0 routers to update status.
2013-05-20 06:14:32,667 DEBUG [network.router.VirtualNetworkApplianceManagerImpl] (RouterStatusMonitor-1:null) Found 0 networks to update RvR status.
2013-05-20 06:14:38,857 DEBUG [cloud.api.ApiServlet] (catalina-exec-20:null) ===START=== 10.252.240.57 – GET command=listZones&response=json&sessionkey=wmpW6VMxTUivFIGDqS52aaozHqs%3D&id=8adda1e5-ac1c-49b0-bec8-6da98f6ff116&_=1369025140804
2013-05-20 06:14:38,875 DEBUG [cloud.api.ApiServlet] (catalina-exec-20:null) ===END=== 10.252.240.57 – GET command=listZones&response=json&sessionkey=wmpW6VMxTUivFIGDqS52aaozHqs%3D&id=8adda1e5-ac1c-49b0-bec8-6da98f6ff116&_=1369025140804
2013-05-20 06:14:39,033 DEBUG [cloud.api.ApiServlet] (catalina-exec-15:null) ===START=== 10.252.240.57 – GET command=listStoragePools&id=a1a1a150-6709-3d81-a414-4cee93e62168&response=json&sessionkey=wmpW6VMxTUivFIGDqS52aaozHqs%3D&_=1369025140864
2013-05-20 06:14:39,056 DEBUG [cloud.api.ApiServlet] (catalina-exec-15:null) ===END=== 10.252.240.57 – GET command=listStoragePools&id=a1a1a150-6709-3d81-a414-4cee93e62168&response=json&sessionkey=wmpW6VMxTUivFIGDqS52aaozHqs%3D&_=1369025140864
2013-05-20 06:14:41,077 DEBUG [cloud.api.ApiServlet] (catalina-exec-16:null) ===START=== 10.252.240.57 – GET command=enableStorageMaintenance&id=a1a1a150-6709-3d81-a414-4cee93e62168&response=json&sessionkey=wmpW6VMxTUivFIGDqS52aaozHqs%3D&_=1369025142915
2013-05-20 06:14:41,109 DEBUG [cloud.async.AsyncJobManagerImpl] (catalina-exec-16:null) submit async job-11, details: AsyncJobVO {id:11, userId: 2, accountId: 2, sessionKey: null, instanceType: StoragePool, instanceId: 2, cmd: org.apache.cloudstack.api.command.admin.storage.PreparePrimaryStorageForMaintenanceCmd, cmdOriginator: null, cmdInfo:

{"response":"json","id":"a1a1a150-6709-3d81-a414-4cee93e62168","sessionkey":"wmpW6VMxTUivFIGDqS52aaozHqs\u003d","ctxUserId":"2","httpmethod":"GET","_":"1369025142915","ctxAccountId":"2","ctxStartEventId":"50"}

, cmdVersion: 0, callbackType: 0, callbackAddress: null, status: 0, processStatus: 0, resultCode: 0, result: null, initMsid: 7280707764394, completeMsid: null, lastUpdated: null, lastPolled: null, created: null}
2013-05-20 06:14:41,113 DEBUG [cloud.api.ApiServlet] (catalina-exec-16:null) ===END=== 10.252.240.57 – GET command=enableStorageMaintenance&id=a1a1a150-6709-3d81-a414-4cee93e62168&response=json&sessionkey=wmpW6VMxTUivFIGDqS52aaozHqs%3D&_=1369025142915
2013-05-20 06:14:41,116 DEBUG [cloud.async.AsyncJobManagerImpl] (Job-Executor-11:job-11) Executing org.apache.cloudstack.api.command.admin.storage.PreparePrimaryStorageForMaintenanceCmd for job-11
2013-05-20 06:14:41,161 ERROR [cloud.async.AsyncJobManagerImpl] (Job-Executor-11:job-11) Unexpected exception while executing org.apache.cloudstack.api.command.admin.storage.PreparePrimaryStorageForMaintenanceCmd
java.lang.NullPointerException
at com.cloud.storage.StorageManagerImpl.preparePrimaryStorageForMaintenance(StorageManagerImpl.java:1402)
at com.cloud.utils.component.ComponentInstantiationPostProcessor$InterceptorDispatcher.intercept(ComponentInstantiationPostProcessor.java:125)
at com.cloud.storage.StorageManagerImpl.preparePrimaryStorageForMaintenance(StorageManagerImpl.java:190)
at org.apache.cloudstack.api.command.admin.storage.PreparePrimaryStorageForMaintenanceCmd.execute(PreparePrimaryStorageForMaintenanceCmd.java:102)
at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:155)
at com.cloud.async.AsyncJobManagerImpl$1.run(AsyncJobManagerImpl.java:437)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:166)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:679)
2013-05-20 06:14:41,163 DEBUG [cloud.async.AsyncJobManagerImpl] (Job-Executor-11:job-11) Complete async job-11, jobStatus: 2, resultCode: 530, result: Error Code: 530 Error text: null

Attaching all the required logs to the bug along with db dump.