manasaveloori created CLOUDSTACK-4136:
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Summary: [upgraded ENV]Deleting Snapshot which was created before
upgrade is throwing NPE.
Key: CLOUDSTACK-4136
URL: https://issues.apache.org/jira/browse/CLOUDSTACK-4136
Project: CloudStack
Issue Type: Bug
Security Level: Public (Anyone can view this level - this is the default.)
Components: Storage Controller, Upgrade
Affects Versions: 4.2.0
Environment: upgraded from 3.0.7 to 4.2
Reporter: manasaveloori
Priority: Critical
Fix For: 4.2.0
Steps:
1. Have CS with 3.0.7 build with VMware and Xen hypervisor.
2. Deploy a VM.
3. Create a snapshot of root volume.
4. Upgrade the build to 4.2.
5. Try to delete the snapshot now.
Observing NPE while deleting the snapshot for the 1st time
Tried to delete the same snapshot again deletes it. Verified the state of
snapshot in DB also.
2013-08-07 20:29:19,535 DEBUG [cloud.api.ApiServlet] (catalina-exec-1:null)
===END=== 10.252.192.69 -- GET
command=deleteSnapshot&id=acf6d258-99fa-4832-8499-a81a631627ce&response=json&sessionkey=uKcUJCauPB9Gj8yRMfQdmpPpTAE%3D&_=1375868166341
2013-08-07 20:29:19,539 DEBUG [cloud.async.AsyncJobManagerImpl]
(Job-Executor-43:job-215 = [ 055cd377-272a-4ee6-a9c9-5b57fbbf6536 ]) Executing
org.apache.cloudstack.api.command.user.snapshot.DeleteSnapshotCmd for job-215 =
[ 055cd377-272a-4ee6-a9c9-5b57fbbf6536 ]
2013-08-07 20:29:19,573 DEBUG [storage.snapshot.XenserverSnapshotStrategy]
(Job-Executor-43:job-215 = [ 055cd377-272a-4ee6-a9c9-5b57fbbf6536 ]) Can't find
snapshot on backup storage, delete it in db
2013-08-07 20:29:19,582 DEBUG [storage.snapshot.SnapshotManagerImpl]
(Job-Executor-43:job-215 = [ 055cd377-272a-4ee6-a9c9-5b57fbbf6536 ]) Failed to
delete snapshot: 1:java.lang.NullPointerException
2013-08-07 20:29:19,596 ERROR [cloud.async.AsyncJobManagerImpl]
(Job-Executor-43:job-215 = [ 055cd377-272a-4ee6-a9c9-5b57fbbf6536 ]) Unexpected
exception while executing
org.apache.cloudstack.api.command.user.snapshot.DeleteSnapshotCmd
com.cloud.utils.exception.CloudRuntimeException: Failed to delete
snapshot:java.lang.NullPointerException
at
com.cloud.storage.snapshot.SnapshotManagerImpl.deleteSnapshot(SnapshotManagerImpl.java:508)
at
com.cloud.utils.component.ComponentInstantiationPostProcessor$InterceptorDispatcher.intercept(ComponentInstantiationPostProcessor.java:125)
at
org.apache.cloudstack.api.command.user.snapshot.DeleteSnapshotCmd.execute(DeleteSnapshotCmd.java:96)
at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:158)
at
com.cloud.async.AsyncJobManagerImpl$1.run(AsyncJobManagerImpl.java:531)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:166)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:679)
2013-08-07 20:29:19,600 DEBUG [cloud.async.AsyncJobManagerImpl]
(Job-Executor-43:job-215 = [ 055cd377-272a-4ee6-a9c9-5b57fbbf6536 ]) Complete
async job-215 = [ 055cd377-272a-4ee6-a9c9-5b57fbbf6536 ], jobStatus: 2,
resultCode: 530, result: Error Code: 530 Error text: Failed to delete
snapshot:java.lang.NullPointerException
2013-08-07 20:29:20,718 DEBUG [cloud.server.StatsCollector]
(StatsCollector-2:null) VmStatsCollector is running...
Attaching the MS logs.
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