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Merge pull request #1867 from anshul1886/CLOUDSTACK-9706

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CLOUDSTACK-9706: Added snapshots cleanup in start and storage GC thre…
This commit is contained in:
Rajani Karuturi 2017-06-06 15:36:23 +05:30 committed by GitHub
commit 3ddac36d20
7 changed files with 60 additions and 13 deletions
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1
engine/schema/src/org/apache/cloudstack/storage/datastore/db/SnapshotDataStoreDao.java
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@ -63,4 +63,5 @@ public interface SnapshotDataStoreDao extends GenericDao<SnapshotDataStoreVO, Lo
SnapshotDataStoreVO findByVolume(long volumeId, DataStoreRole role);
List<SnapshotDataStoreVO> listByState(ObjectInDataStoreStateMachine.State... states);
}

4
engine/storage/snapshot/src/org/apache/cloudstack/storage/snapshot/SnapshotObject.java
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@ -191,7 +191,9 @@ public class SnapshotObject implements SnapshotInfo {
s_logger.debug("Failed to update state:" + e.toString());
throw new CloudRuntimeException("Failed to update state: " + e.toString());
} finally {
if (event == ObjectInDataStoreStateMachine.Event.OperationFailed) {
DataObjectInStore obj = objectInStoreMgr.findObject(this, this.getDataStore());
if (event == ObjectInDataStoreStateMachine.Event.OperationFailed && !obj.getState().equals(ObjectInDataStoreStateMachine.State.Destroying)) {
// Don't delete db entry if snapshot is successfully removed.
objectInStoreMgr.deleteIfNotReady(this);
}
}

1
engine/storage/snapshot/src/org/apache/cloudstack/storage/snapshot/SnapshotStateMachineManagerImpl.java
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@ -52,6 +52,7 @@ public class SnapshotStateMachineManagerImpl implements SnapshotStateMachineMana
stateMachine.addTransition(Snapshot.State.Copying, Event.OperationFailed, Snapshot.State.BackedUp);
stateMachine.addTransition(Snapshot.State.Destroying, Event.OperationSucceeded, Snapshot.State.Destroyed);
stateMachine.addTransition(Snapshot.State.Destroying, Event.OperationFailed, State.BackedUp);
stateMachine.addTransition(Snapshot.State.Destroying, Event.DestroyRequested, Snapshot.State.Destroying);
stateMachine.registerListener(new SnapshotStateListener());
}

8
engine/storage/snapshot/src/org/apache/cloudstack/storage/snapshot/XenserverSnapshotStrategy.java
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@ -194,6 +194,7 @@ public class XenserverSnapshotStrategy extends SnapshotStrategyBase {
}
}
if (!deleted) {
try {
boolean r = snapshotSvr.deleteSnapshot(snapshot);
if (r) {
// delete snapshot in cache if there is
@ -207,6 +208,10 @@ public class XenserverSnapshotStrategy extends SnapshotStrategyBase {
result = r;
resultIsSet = true;
}
} catch (Exception e) {
// Snapshots which are not successfully deleted will be retried again.
s_logger.debug("Failed to delete snapshot on storage. ", e);
}
}
snapshot = parent;
}
@ -245,7 +250,8 @@ public class XenserverSnapshotStrategy extends SnapshotStrategyBase {
return true;
}
if (!Snapshot.State.BackedUp.equals(snapshotVO.getState()) && !Snapshot.State.Error.equals(snapshotVO.getState())) {
if (!Snapshot.State.BackedUp.equals(snapshotVO.getState()) && !Snapshot.State.Error.equals(snapshotVO.getState()) &&
!Snapshot.State.Destroying.equals(snapshotVO.getState())) {
throw new InvalidParameterValueException("Can't delete snapshotshot " + snapshotId + " due to it is in " + snapshotVO.getState() + " Status");
}

12
engine/storage/src/org/apache/cloudstack/storage/image/db/SnapshotDataStoreDaoImpl.java
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@ -53,6 +53,7 @@ public class SnapshotDataStoreDaoImpl extends GenericDaoBase<SnapshotDataStoreVO
private SearchBuilder<SnapshotDataStoreVO> snapshotIdSearch;
private SearchBuilder<SnapshotDataStoreVO> volumeIdSearch;
private SearchBuilder<SnapshotDataStoreVO> volumeSearch;
private SearchBuilder<SnapshotDataStoreVO> stateSearch;
private final String parentSearch = "select store_id, store_role, snapshot_id from cloud.snapshot_store_ref where store_id = ? "
+ " and store_role = ? and volume_id = ? and state = 'Ready'" + " order by created DESC " + " limit 1";
@ -123,6 +124,10 @@ public class SnapshotDataStoreDaoImpl extends GenericDaoBase<SnapshotDataStoreVO
volumeSearch.and("store_role", volumeSearch.entity().getRole(), SearchCriteria.Op.EQ);
volumeSearch.done();
stateSearch = createSearchBuilder();
stateSearch.and("state", stateSearch.entity().getState(), SearchCriteria.Op.IN);
stateSearch.done();
return true;
}
@ -407,4 +412,11 @@ public class SnapshotDataStoreDaoImpl extends GenericDaoBase<SnapshotDataStoreVO
UpdateBuilder ub = getUpdateBuilder(snapshot);
update(ub, sc, null);
}
@Override
public List<SnapshotDataStoreVO> listByState(ObjectInDataStoreStateMachine.State... states) {
SearchCriteria<SnapshotDataStoreVO> sc = stateSearch.create();
sc.setParameters("state", (Object[])states);
return listBy(sc, null);
}
}

14
server/src/com/cloud/storage/StorageManagerImpl.java
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@ -41,6 +41,8 @@ import javax.naming.ConfigurationException;
import com.cloud.hypervisor.Hypervisor;
import org.apache.cloudstack.engine.subsystem.api.storage.ObjectInDataStoreStateMachine;
import org.apache.cloudstack.engine.subsystem.api.storage.SnapshotService;
import org.apache.log4j.Logger;
import org.springframework.stereotype.Component;
import org.apache.cloudstack.api.command.admin.storage.CancelPrimaryStorageMaintenanceCmd;
@ -291,6 +293,8 @@ public class StorageManagerImpl extends ManagerBase implements StorageManager, C
@Inject
EntityManager _entityMgr;
@Inject
SnapshotService _snapshotService;
@Inject
StoragePoolTagsDao _storagePoolTagsDao;
protected List<StoragePoolDiscoverer> _discoverers;
@ -1078,6 +1082,16 @@ public class StorageManagerImpl extends ManagerBase implements StorageManager, C
}
}
//destroy snapshots in destroying state in snapshot_store_ref
List<SnapshotDataStoreVO> ssSnapshots = _snapshotStoreDao.listByState(ObjectInDataStoreStateMachine.State.Destroying);
for(SnapshotDataStoreVO ssSnapshotVO : ssSnapshots){
try {
_snapshotService.deleteSnapshot(snapshotFactory.getSnapshot(ssSnapshotVO.getSnapshotId(), DataStoreRole.Image));
} catch (Exception e) {
s_logger.debug("Failed to delete snapshot: " + ssSnapshotVO.getId() + " from storage");
}
}
cleanupSecondaryStorage(recurring);
List<VolumeVO> vols = _volsDao.listVolumesToBeDestroyed(new Date(System.currentTimeMillis() - ((long) StorageCleanupDelay.value() << 10)));

11
server/src/com/cloud/storage/snapshot/SnapshotManagerImpl.java
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@ -1192,6 +1192,17 @@ public class SnapshotManagerImpl extends MutualExclusiveIdsManagerBase implement
@Override
public boolean start() {
//destroy snapshots in destroying state
List<SnapshotVO> snapshots = _snapshotDao.listAllByStatus(Snapshot.State.Destroying);
for (SnapshotVO snapshotVO : snapshots) {
try {
if (!deleteSnapshot(snapshotVO.getId())) {
s_logger.debug("Failed to delete snapshot in destroying state with id " + snapshotVO.getUuid());
}
} catch (Exception e) {
s_logger.debug("Failed to delete snapshot in destroying state with id " + snapshotVO.getUuid());
}
}
return true;
}