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https://issues.apache.org/jira/browse/CLOUDSTACK-2583?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13662498#comment-13662498
]
edison su commented on CLOUDSTACK-2583:
---------------------------------------
It's a bug even in the master branch, so defer the fix after we merge into
master.
This following of syntax in s3xen is not compatible with python 2.4(which is
the version used by xenserver):
def to_none(value):
return value if value is not None and value.strip() != NULL else None
> [Object_Store_Refactor] Failed to create snapshot from root disk of a guest VM
> ------------------------------------------------------------------------------
>
> Key: CLOUDSTACK-2583
> URL: https://issues.apache.org/jira/browse/CLOUDSTACK-2583
> Project: CloudStack
> Issue Type: Bug
> Security Level: Public(Anyone can view this level - this is the
> default.)
> Components: Snapshot
> Affects Versions: 4.2.0
> Environment: Build from object_store feature branch
> Reporter: Sanjeev N
> Assignee: edison su
> Priority: Blocker
> Fix For: 4.2.0
>
> Attachments: management-server.rar
>
>
> [Object_Store_Refactor] Failed to create snapshot from root disk of a guest VM
> Steps to Reproduce:
> =================
> 1.Bring up CS in advanced zone with S3 as the secondary storage provider
> 2.Deploy guest with with the default centos template template downloaded
> 3.Try to take snapshot on the root disk of the guest vm
> Observations:
> ======2013-05-20 11:51:21,930 DEBUG [cloud.api.ApiServlet]
> (catalina-exec-13:null) ===START=== 10.146.0.15 -- GET
> command=createSnapshot&volumeid=135a3df1-20e1-4b4b-a433-86976ddc9218&response=json&sessionkey=YUyQ2NNnnp%2FGwC0zjw71QxChfHQ%3D&_=1369045371277
> 2013-05-20 11:51:22,046 DEBUG [agent.manager.DirectAgentAttache]
> (DirectAgent-281:null) Seq 1-774570942: Response Received:
> 2013-05-20 11:51:22,046 DEBUG [agent.transport.Request]
> (StatsCollector-2:null) Seq 1-774570942: Received: { Ans: , MgmtId:
> 7332683579487, via: 1, Ver: v1, Flags: 10, { GetStorageStatsAnswer } }
> 2013-05-20 11:51:22,124 DEBUG [cloud.async.AsyncJobManagerImpl]
> (catalina-exec-13:null) submit async job-17, details: AsyncJobVO {id:17,
> userId: 2, accountId: 2, sessionKey: null, instanceType: Snapshot,
> instanceId: 1, cmd:
> org.apache.cloudstack.api.command.user.snapshot.CreateSnapshotCmd,
> cmdOriginator: null, cmdInfo:
> {"id":"1","response":"json","sessionkey":"YUyQ2NNnnp/GwC0zjw71QxChfHQ\u003d","ctxUserId":"2","httpmethod":"GET","volumeid":"135a3df1-20e1-4b4b-a433-86976ddc9218","_":"1369045371277","ctxAccountId":"2","ctxStartEventId":"70"},
> cmdVersion: 0, callbackType: 0, callbackAddress: null, status: 0,
> processStatus: 0, resultCode: 0, result: null, initMsid: 7332683579487,
> completeMsid: null, lastUpdated: null, lastPolled: null, created: null}
> 2013-05-20 11:51:22,127 DEBUG [cloud.api.ApiServlet] (catalina-exec-13:null)
> ===END=== 10.146.0.15 -- GET
> command=createSnapshot&volumeid=135a3df1-20e1-4b4b-a433-86976ddc9218&response=json&sessionkey=YUyQ2NNnnp%2FGwC0zjw71QxChfHQ%3D&_=1369045371277
> 2013-05-20 11:51:22,131 DEBUG [cloud.async.AsyncJobManagerImpl]
> (Job-Executor-4:job-17) Executing
> org.apache.cloudstack.api.command.user.snapshot.CreateSnapshotCmd for job-17
> 2013-05-20 11:51:22,188 INFO [user.snapshot.CreateSnapshotCmd]
> (Job-Executor-4:job-17) VOLSS: createSnapshotCmd starts:1369065082188
> 2013-05-20 11:51:22,300 DEBUG [agent.transport.Request]
> (Job-Executor-4:job-17) Seq 1-774570943: Sending { Cmd , MgmtId:
> 7332683579487, via: 1, Ver: v1, Flags: 100011,
> [{"org.apache.cloudstack.storage.command.CreateObjectCommand":{"data":{"org.apache.cloudstack.storage.to.SnapshotObjectTO":{"volume":{"uuid":"135a3df1-20e1-4b4b-a433-86976ddc9218","volumeType":"ROOT","dataStore":{"org.apache.cloudstack.storage.to.PrimaryDataStoreTO":{"uuid":"c65a038a-750c-3b4f-bf26-7ce3b74e1c85","id":1,"poolType":"NetworkFilesystem","host":"10.147.28.7","path":"/export/home/sanjeev/pri_xen_os","port":2049}},"name":"ROOT-3","size":21474836480,"path":"3fa9a666-20da-4adc-af07-46c92ac1b8f1","volumeId":3,"vmName":"i-2-3-VM","accountId":2,"id":3},"dataStore":{"org.apache.cloudstack.storage.to.PrimaryDataStoreTO":{"uuid":"c65a038a-750c-3b4f-bf26-7ce3b74e1c85","id":1,"poolType":"NetworkFilesystem","host":"10.147.28.7","path":"/export/home/sanjeev/pri_xen_os","port":2049}},"vmName":"i-2-3-VM","name":"vm1_ROOT-3_20130520155121","hypervisorType":"XenServer","id":1}},"wait":0}}]
> }
> 2013-05-20 11:51:22,301 DEBUG [agent.transport.Request]
> (Job-Executor-4:job-17) Seq 1-774570943: Executing: { Cmd , MgmtId:
> 7332683579487, via: 1, Ver: v1, Flags: 100011,
> [{"org.apache.cloudstack.storage.command.CreateObjectCommand":{"data":{"org.apache.cloudstack.storage.to.SnapshotObjectTO":{"volume":{"uuid":"135a3df1-20e1-4b4b-a433-86976ddc9218","volumeType":"ROOT","dataStore":{"org.apache.cloudstack.storage.to.PrimaryDataStoreTO":{"uuid":"c65a038a-750c-3b4f-bf26-7ce3b74e1c85","id":1,"poolType":"NetworkFilesystem","host":"10.147.28.7","path":"/export/home/sanjeev/pri_xen_os","port":2049}},"name":"ROOT-3","size":21474836480,"path":"3fa9a666-20da-4adc-af07-46c92ac1b8f1","volumeId":3,"vmName":"i-2-3-VM","accountId":2,"id":3},"dataStore":{"org.apache.cloudstack.storage.to.PrimaryDataStoreTO":{"uuid":"c65a038a-750c-3b4f-bf26-7ce3b74e1c85","id":1,"poolType":"NetworkFilesystem","host":"10.147.28.7","path":"/export/home/sanjeev/pri_xen_os","port":2049}},"vmName":"i-2-3-VM","name":"vm1_ROOT-3_20130520155121","hypervisorType":"XenServer","id":1}},"wait":0}}]
> }
> 2013-05-20 11:51:22,301 DEBUG [agent.manager.DirectAgentAttache]
> (DirectAgent-290:null) Seq 1-774570943: Executing request
> 2013-05-20 11:51:24,090 DEBUG [agent.manager.DirectAgentAttache]
> (DirectAgent-290:null) Seq 1-774570943: Response Received:
> 2013-05-20 11:51:24,091 DEBUG [agent.transport.Request]
> (DirectAgent-290:null) Seq 1-774570943: Processing: { Ans: , MgmtId:
> 7332683579487, via: 1, Ver: v1, Flags: 10,
> [{"org.apache.cloudstack.storage.command.CreateObjectAnswer":{"data":{"org.apache.cloudstack.storage.to.SnapshotObjectTO":{"path":"021a0adf-2524-4d15-8cf6-1a09b377fd5c","id":0}},"result":true,"wait":0}}]
> }
> 2013-05-20 11:51:24,091 DEBUG [agent.transport.Request]
> (Job-Executor-4:job-17) Seq 1-774570943: Received: { Ans: , MgmtId:
> 7332683579487, via: 1, Ver: v1, Flags: 10, { CreateObjectAnswer } }
> 2013-05-20 11:51:24,184 DEBUG [storage.snapshot.SnapshotManagerImpl]
> (Job-Executor-4:job-17) Failed to create snapshot
> com.cloud.utils.exception.CloudRuntimeException:
> com.cloud.utils.exception.CloudRuntimeException:
> com.cloud.utils.exception.CloudRuntimeException: Can't find cache storage in
> zone: null
> at
> org.apache.cloudstack.storage.snapshot.SnapshotServiceImpl.backupSnapshot(SnapshotServiceImpl.java:303)
> at
> org.apache.cloudstack.storage.snapshot.XenserverSnapshotStrategy.backupSnapshot(XenserverSnapshotStrategy.java:134)
> at
> org.apache.cloudstack.storage.snapshot.XenserverSnapshotStrategy.takeSnapshot(XenserverSnapshotStrategy.java:208)
> at
> com.cloud.storage.snapshot.SnapshotManagerImpl.takeSnapshot(SnapshotManagerImpl.java:1003)
> at
> org.apache.cloudstack.storage.volume.VolumeServiceImpl.takeSnapshot(VolumeServiceImpl.java:1031)
> at
> com.cloud.storage.VolumeManagerImpl.takeSnapshot(VolumeManagerImpl.java:2601)
> at
> org.apache.cloudstack.api.command.user.snapshot.CreateSnapshotCmd.execute(CreateSnapshotCmd.java:170)
> 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 11:51:24,201 DEBUG [cloud.async.AsyncJobManagerImpl]
> (Job-Executor-4:job-17) Complete async job-17, jobStatus: 2, resultCode: 530,
> result: Error Code: 530 Error text: Failed to create snapshot due to an
> internal error creating snapshot for volume 3
> 2.Volume state from volumes table:
> mysql> select * from volumes where id=3\G;
> *************************** 1. row ***************************
> id: 3
> account_id: 2
> domain_id: 1
> pool_id: 1
> last_pool_id: NULL
> instance_id: 3
> device_id: 0
> name: ROOT-3
> uuid: 135a3df1-20e1-4b4b-a433-86976ddc9218
> size: 21474836480
> folder: NULL
> path: 3fa9a666-20da-4adc-af07-46c92ac1b8f1
> pod_id: NULL
> data_center_id: 1
> iscsi_name: NULL
> host_ip: NULL
> volume_type: ROOT
> pool_type: NULL
> disk_offering_id: 1
> template_id: 5
> first_snapshot_backup_uuid: NULL
> recreatable: 0
> created: 2013-05-20 10:20:34
> attached: NULL
> updated: 2013-05-20 15:51:24
> removed: NULL
> state: Ready
> chain_info: NULL
> update_count: 4
> disk_type: NULL
> display_volume: 0
> 1 row in set (0.00 sec)
> ERROR:
> No query specified
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