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CLOUDSTACK-7947: 

double check if parent snapshot is removed or not, when creating new
snapshot

Reviewed-by: Min
This commit is contained in:
Edison Su 2014-11-12 12:07:49 -08:00
parent 15c0efb774
commit bd79965329
3 changed files with 15 additions and 2 deletions
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4
engine/storage/snapshot/src/org/apache/cloudstack/storage/snapshot/XenserverSnapshotStrategy.java
View File

@ -198,6 +198,10 @@ public class XenserverSnapshotStrategy extends SnapshotStrategyBase {
}
if (Snapshot.State.Error.equals(snapshotVO.getState())) {
List<SnapshotDataStoreVO> storeRefs = snapshotStoreDao.findBySnapshotId(snapshotId);
for (SnapshotDataStoreVO ref : storeRefs) {
snapshotStoreDao.expunge(ref.getId());
}
snapshotDao.remove(snapshotId);
return true;
}

9
engine/storage/src/org/apache/cloudstack/storage/datastore/ObjectInDataStoreManagerImpl.java
View File

@ -45,6 +45,7 @@ import com.cloud.agent.api.to.DataObjectType;
import com.cloud.agent.api.to.S3TO;
import com.cloud.exception.ConcurrentOperationException;
import com.cloud.storage.DataStoreRole;
import com.cloud.storage.SnapshotVO;
import com.cloud.storage.VMTemplateStoragePoolVO;
import com.cloud.storage.dao.SnapshotDao;
import com.cloud.storage.dao.VMTemplateDao;
@ -119,7 +120,13 @@ public class ObjectInDataStoreManagerImpl implements ObjectInDataStoreManager {
ss.setPhysicalSize(snapshotInfo.getSize()); // this physical size will get updated with actual size once the snapshot backup is done.
SnapshotDataStoreVO snapshotDataStoreVO = snapshotDataStoreDao.findParent(dataStore.getRole(), dataStore.getId(), snapshotInfo.getVolumeId());
if (snapshotDataStoreVO != null) {
ss.setParentSnapshotId(snapshotDataStoreVO.getSnapshotId());
//Double check the snapshot is removed or not
SnapshotVO parentSnap = snapshotDao.findById(snapshotDataStoreVO.getSnapshotId());
if (parentSnap != null) {
ss.setParentSnapshotId(snapshotDataStoreVO.getSnapshotId());
} else {
s_logger.debug("find inconsistent db for snapshot " + snapshotDataStoreVO.getSnapshotId());
}
}
ss.setState(ObjectInDataStoreStateMachine.State.Allocated);
ss = snapshotDataStoreDao.persist(ss);

4
server/src/com/cloud/storage/snapshot/SnapshotManagerImpl.java
View File

@ -26,7 +26,6 @@ import javax.ejb.Local;
import javax.inject.Inject;
import javax.naming.ConfigurationException;
import org.apache.cloudstack.api.command.user.snapshot.UpdateSnapshotPolicyCmd;
import org.apache.log4j.Logger;
import org.springframework.stereotype.Component;
@ -34,6 +33,7 @@ import org.apache.cloudstack.api.command.user.snapshot.CreateSnapshotPolicyCmd;
import org.apache.cloudstack.api.command.user.snapshot.DeleteSnapshotPoliciesCmd;
import org.apache.cloudstack.api.command.user.snapshot.ListSnapshotPoliciesCmd;
import org.apache.cloudstack.api.command.user.snapshot.ListSnapshotsCmd;
import org.apache.cloudstack.api.command.user.snapshot.UpdateSnapshotPolicyCmd;
import org.apache.cloudstack.context.CallContext;
import org.apache.cloudstack.engine.subsystem.api.storage.DataStore;
import org.apache.cloudstack.engine.subsystem.api.storage.DataStoreManager;
@ -1130,4 +1130,6 @@ public class SnapshotManagerImpl extends ManagerBase implements SnapshotManager,
return snapshot;
}
}