Package org.apache.cloudstack.engine.subsystem.api.storage

Examples of org.apache.cloudstack.engine.subsystem.api.storage.SnapshotInfo

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    protected Answer copySnapshot(DataObject srcData, DataObject destData) {
        String value = configDao.getValue(Config.BackupSnapshotWait.toString());
        int _backupsnapshotwait = NumbersUtil.parseInt(value, Integer.parseInt(Config.BackupSnapshotWait.getDefaultValue()));

        DataObject cacheData = null;
        SnapshotInfo snapshotInfo = (SnapshotInfo)srcData;
        Object payload = snapshotInfo.getPayload();
        Boolean fullSnapshot = true;
        if (payload != null) {
            fullSnapshot = (Boolean)payload;
        }
        Map<String, String> options = new HashMap<String, String>();
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        if (dataStore.getRole() == DataStoreRole.Primary) {
            if (obj.getType() == DataObjectType.TEMPLATE) {
                VMTemplateStoragePoolVO vo = new VMTemplateStoragePoolVO(dataStore.getId(), obj.getId());
                vo = templatePoolDao.persist(vo);
            } else if (obj.getType() == DataObjectType.SNAPSHOT) {
                SnapshotInfo snapshotInfo = (SnapshotInfo)obj;
                SnapshotDataStoreVO ss = new SnapshotDataStoreVO();
                ss.setSnapshotId(obj.getId());
                ss.setDataStoreId(dataStore.getId());
                ss.setRole(dataStore.getRole());
                ss.setVolumeId(snapshotInfo.getVolumeId());
                ss.setSize(snapshotInfo.getSize()); // this is the virtual size of snapshot in primary storage.
                SnapshotDataStoreVO snapshotDataStoreVO = snapshotDataStoreDao.findParent(dataStore.getRole(), dataStore.getId(), snapshotInfo.getVolumeId());
                if (snapshotDataStoreVO != null) {
                    ss.setParentSnapshotId(snapshotDataStoreVO.getSnapshotId());
                }
                ss.setState(ObjectInDataStoreStateMachine.State.Allocated);
                ss = snapshotDataStoreDao.persist(ss);
            }
        } else {
            // Image store
            switch (obj.getType()) {
                case TEMPLATE:
                    TemplateDataStoreVO ts = new TemplateDataStoreVO();
                    ts.setTemplateId(obj.getId());
                    ts.setDataStoreId(dataStore.getId());
                    ts.setDataStoreRole(dataStore.getRole());
                    String installPath =
                        TemplateConstants.DEFAULT_TMPLT_ROOT_DIR + "/" + TemplateConstants.DEFAULT_TMPLT_FIRST_LEVEL_DIR +
                            templateDao.findById(obj.getId()).getAccountId() + "/" + obj.getId();
                    if (dataStore.getTO() instanceof S3TO) {
                        TemplateInfo tmpl = (TemplateInfo)obj;
                        installPath += "/" + tmpl.getUniqueName(); // for S3, we
                        // append
                        // template name
                        // in the path
                        // for template
                        // sync since we
                        // don't have
                        // template.properties
                        // there
                    }
                    ts.setInstallPath(installPath);
                    ts.setState(ObjectInDataStoreStateMachine.State.Allocated);
                    ts = templateDataStoreDao.persist(ts);
                    break;
                case SNAPSHOT:
                    SnapshotInfo snapshot = (SnapshotInfo)obj;
                    SnapshotDataStoreVO ss = new SnapshotDataStoreVO();
                    ss.setSnapshotId(obj.getId());
                    ss.setDataStoreId(dataStore.getId());
                    ss.setRole(dataStore.getRole());
                    ss.setRole(dataStore.getRole());
                    ss.setVolumeId(snapshot.getVolumeId());
                    SnapshotDataStoreVO snapshotDataStoreVO = snapshotDataStoreDao.findParent(dataStore.getRole(), dataStore.getId(), snapshot.getVolumeId());
                    if (snapshotDataStoreVO != null) {
                        ss.setParentSnapshotId(snapshotDataStoreVO.getSnapshotId());
                    }
                    ss.setInstallPath(TemplateConstants.DEFAULT_SNAPSHOT_ROOT_DIR + "/" + snapshotDao.findById(obj.getId()).getAccountId() + "/" + snapshot.getVolumeId());
                    ss.setState(ObjectInDataStoreStateMachine.State.Allocated);
                    ss = snapshotDataStoreDao.persist(ss);
                    break;
                case VOLUME:
                    VolumeDataStoreVO vs = new VolumeDataStoreVO();
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    @Override
    public Snapshot backupSnapshot(Long snapshotId) {
       SnapshotInfo snapshot = this.snapshotFactory.getSnapshot(snapshotId, DataStoreRole.Image);
       if (snapshot != null) {
         throw new CloudRuntimeException("Already in the backup snapshot:" + snapshotId);
       }

         return this.snapshotSrv.backupSnapshot(snapshot);
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    public SnapshotInfo takeSnapshot(VolumeInfo volume) throws ResourceAllocationException {

        CreateSnapshotPayload payload = (CreateSnapshotPayload)volume.getpayload();
        Long snapshotId = payload.getSnapshotId();
        Account snapshotOwner = payload.getAccount();
        SnapshotInfo snapshot = this.snapshotFactory.getSnapshot(snapshotId, volume.getDataStore());
        boolean processed = false;

        try {
            for (SnapshotStrategy strategy : snapshotStrategies) {
                if (strategy.canHandle(snapshot)) {
                    processed = true;
                    snapshot = strategy.takeSnapshot(snapshot);
                    break;
                }
            }
            if (!processed) {
                throw new CloudRuntimeException("Can't find snapshot strategy to deal with snapshot:" + snapshotId);
            }

            try {
                postCreateSnapshot(volume.getId(), snapshotId, payload.getSnapshotPolicyId());

                UsageEventUtils.publishUsageEvent(EventTypes.EVENT_SNAPSHOT_CREATE, snapshot.getAccountId(),
                        snapshot.getDataCenterId(), snapshotId, snapshot.getName(), null, null,
                        volume.getSize(), snapshot.getClass().getName(), snapshot.getUuid());
            } catch (Exception e) {
                s_logger.debug("post process snapshot failed", e);
            }
        } catch(Exception e) {
            s_logger.debug("Failed to create snapshot", e);
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                    List<SnapshotDataStoreVO> destroyedSnapshotStoreVOs = _snapshotStoreDao.listDestroyed(store.getId());
                    s_logger.debug("Secondary storage garbage collector found " + destroyedSnapshotStoreVOs.size()
                            + " snapshots to cleanup on snapshot_store_ref for store: " + store.getName());
                    for (SnapshotDataStoreVO destroyedSnapshotStoreVO : destroyedSnapshotStoreVOs) {
                        // check if this snapshot has child
                        SnapshotInfo snap = snapshotFactory.getSnapshot(destroyedSnapshotStoreVO.getSnapshotId(), store);
                        if ( snap.getChild() != null ){
                            s_logger.debug("Skip snapshot on store: " + destroyedSnapshotStoreVO + " , because it has child");
                            continue;
                        }

                        if (s_logger.isDebugEnabled()) {
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        boolean backedUp = false;
        // does the caller have the authority to act on this volume
        _accountMgr.checkAccess(UserContext.current().getCaller(), null, true, volume);

        SnapshotInfo snapshot = this.snapshotFactory.getSnapshot(snapshotId, DataStoreRole.Primary);

        try {
          postCreateSnapshot(volumeId, snapshot.getId(), policyId);
          //Check if the snapshot was removed while backingUp. If yes, do not log snapshot create usage event
          SnapshotVO freshSnapshot = _snapshotDao.findById(snapshot.getId());
          if ((freshSnapshot != null) && backedUp) {
            UsageEventUtils.publishUsageEvent(EventTypes.EVENT_SNAPSHOT_CREATE, snapshot.getAccountId(),
                snapshot.getDataCenterId(), snapshotId, snapshot.getName(), null, null,
                volume.getSize(), snapshot.getClass().getName(), snapshot.getUuid());
          }

          _resourceLimitMgr.incrementResourceCount(snapshotOwner.getId(), ResourceType.snapshot);

        } catch(Exception e) {
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    }

    @Override
    public EndPoint select(DataObject srcData, DataObject destData, StorageAction action) {
        if (action == StorageAction.BACKUPSNAPSHOT && srcData.getDataStore().getRole() == DataStoreRole.Primary) {
            SnapshotInfo srcSnapshot = (SnapshotInfo)srcData;
            if (srcSnapshot.getHypervisorType() == Hypervisor.HypervisorType.KVM) {
                VolumeInfo volumeInfo = srcSnapshot.getBaseVolume();
                VirtualMachine vm = volumeInfo.getAttachedVM();
                if (vm != null && vm.getState() == VirtualMachine.State.Running) {
                    return getEndPointFromHostId(vm.getHostId());
                }
            }
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    }

    @Override
    public EndPoint select(DataObject object, StorageAction action) {
        if (action == StorageAction.TAKESNAPSHOT) {
            SnapshotInfo snapshotInfo = (SnapshotInfo)object;
            if (snapshotInfo.getHypervisorType() == Hypervisor.HypervisorType.KVM) {
                VolumeInfo volumeInfo = snapshotInfo.getBaseVolume();
                VirtualMachine vm = volumeInfo.getAttachedVM();
                if ((vm != null) && (vm.getState() == VirtualMachine.State.Running)) {
                    Long hostId = vm.getHostId();
                    return getEndPointFromHostId(hostId);
                }
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    protected Void createVolumeFromSnapshotCallback(AsyncCallbackDispatcher<VolumeServiceImpl, CopyCommandResult> callback,
            CreateVolumeFromBaseImageContext<VolumeApiResult> context) {
        CopyCommandResult result = callback.getResult();
        VolumeInfo volume = (VolumeInfo)context.templateOnStore;
        SnapshotInfo snapshot = context.snapshot;
        VolumeApiResult apiResult = new VolumeApiResult(volume);
        Event event = null;
        if (result.isFailed()) {
            apiResult.setResult(result.getResult());
            event = Event.OperationFailed;
        } else {
            event = Event.OperationSuccessed;
        }

        try {
            if (result.isSuccess()) {
                volume.processEvent(event, result.getAnswer());
            } else {
                volume.processEvent(event);
            }
            snapshot.processEvent(event);
        } catch (Exception e) {
            s_logger.debug("create volume from snapshot failed", e);
            apiResult.setResult(e.toString());
        }
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        return null;
    }

    @Override
    public SnapshotInfo takeSnapshot(VolumeInfo volume) {
        SnapshotInfo snapshot = null;
        try {
            snapshot = snapshotMgr.takeSnapshot(volume);
        } catch (Exception e) {
            s_logger.debug("Take snapshot: " + volume.getId() + " failed", e);
        }
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Related Classes of org.apache.cloudstack.engine.subsystem.api.storage.SnapshotInfo

  • com.cloud.api.ApiResponseHelper
  • com.cloud.storage.snapshot.SnapshotManagerImpl
  • com.cloud.storage.StorageManagerImpl
  • com.cloud.storage.VolumeManagerImpl
  • com.cloud.template.TemplateManagerImpl
  • org.apache.cloudstack.engine.orchestration.VolumeOrchestrator
  • org.apache.cloudstack.storage.datastore.ObjectInDataStoreManagerImpl
  • org.apache.cloudstack.storage.endpoint.DefaultEndPointSelector
  • org.apache.cloudstack.storage.motion.AncientDataMotionStrategy
  • org.apache.cloudstack.storage.snapshot.SnapshotDataFactoryImpl
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