Examples with DataStore org.apache.cloudstack.engine.subsystem.api.storage.DataStore used on opensource projects

Example 96 with DataStore

use of org.apache.cloudstack.engine.subsystem.api.storage.DataStore in project cloudstack by apache.

the class StorageSystemSnapshotStrategy method canHandle.

@Override
public StrategyPriority canHandle(Snapshot snapshot, SnapshotOperation op) {
    if (SnapshotOperation.REVERT.equals(op)) {
        return StrategyPriority.CANT_HANDLE;
    }
    long volumeId = snapshot.getVolumeId();
    VolumeVO volumeVO = volumeDao.findByIdIncludingRemoved(volumeId);
    long storagePoolId = volumeVO.getPoolId();
    DataStore dataStore = dataStoreMgr.getDataStore(storagePoolId, DataStoreRole.Primary);
    Snapshot.LocationType locationType = snapshot.getLocationType();
    // If the snapshot exists on Secondary Storage, we can't delete it.
    if (SnapshotOperation.DELETE.equals(op) && Snapshot.LocationType.SECONDARY.equals(locationType)) {
        return StrategyPriority.CANT_HANDLE;
    }
    if (dataStore != null) {
        Map<String, String> mapCapabilities = dataStore.getDriver().getCapabilities();
        if (mapCapabilities != null) {
            String value = mapCapabilities.get(DataStoreCapabilities.STORAGE_SYSTEM_SNAPSHOT.toString());
            Boolean supportsStorageSystemSnapshots = Boolean.valueOf(value);
            if (supportsStorageSystemSnapshots) {
                return StrategyPriority.HIGHEST;
            }
        }
    }
    return StrategyPriority.CANT_HANDLE;
}

Example 97 with DataStore

use of org.apache.cloudstack.engine.subsystem.api.storage.DataStore in project cloudstack by apache.

the class SnapshotServiceImpl method deleteSnapshot.

@Override
public boolean deleteSnapshot(SnapshotInfo snapInfo) {
    snapInfo.processEvent(ObjectInDataStoreStateMachine.Event.DestroyRequested);
    AsyncCallFuture<SnapshotResult> future = new AsyncCallFuture<SnapshotResult>();
    DeleteSnapshotContext<CommandResult> context = new DeleteSnapshotContext<CommandResult>(null, snapInfo, future);
    AsyncCallbackDispatcher<SnapshotServiceImpl, CommandResult> caller = AsyncCallbackDispatcher.create(this);
    caller.setCallback(caller.getTarget().deleteSnapshotCallback(null, null)).setContext(context);
    DataStore store = snapInfo.getDataStore();
    store.getDriver().deleteAsync(store, snapInfo, caller);
    SnapshotResult result = null;
    try {
        result = future.get();
        if (result.isFailed()) {
            throw new CloudRuntimeException(result.getResult());
        }
        return true;
    } catch (InterruptedException e) {
        s_logger.debug("delete snapshot is failed: " + e.toString());
    } catch (ExecutionException e) {
        s_logger.debug("delete snapshot is failed: " + e.toString());
    }
    return false;
}

Example 98 with DataStore

use of org.apache.cloudstack.engine.subsystem.api.storage.DataStore in project cloudstack by apache.

the class SnapshotServiceImpl method backupSnapshot.

@Override
public SnapshotInfo backupSnapshot(SnapshotInfo snapshot) {
    SnapshotObject snapObj = (SnapshotObject) snapshot;
    AsyncCallFuture<SnapshotResult> future = new AsyncCallFuture<SnapshotResult>();
    SnapshotResult result = new SnapshotResult(snapshot, null);
    try {
        snapObj.processEvent(Snapshot.Event.BackupToSecondary);
        DataStore imageStore = findSnapshotImageStore(snapshot);
        if (imageStore == null) {
            throw new CloudRuntimeException("can not find an image stores");
        }
        SnapshotInfo snapshotOnImageStore = (SnapshotInfo) imageStore.create(snapshot);
        snapshotOnImageStore.processEvent(Event.CreateOnlyRequested);
        CopySnapshotContext<CommandResult> context = new CopySnapshotContext<CommandResult>(null, snapshot, snapshotOnImageStore, future);
        AsyncCallbackDispatcher<SnapshotServiceImpl, CopyCommandResult> caller = AsyncCallbackDispatcher.create(this);
        caller.setCallback(caller.getTarget().copySnapshotAsyncCallback(null, null)).setContext(context);
        motionSrv.copyAsync(snapshot, snapshotOnImageStore, caller);
    } catch (Exception e) {
        s_logger.debug("Failed to copy snapshot", e);
        result.setResult("Failed to copy snapshot:" + e.toString());
        try {
            snapObj.processEvent(Snapshot.Event.OperationFailed);
        } catch (NoTransitionException e1) {
            s_logger.debug("Failed to change state: " + e1.toString());
        }
        future.complete(result);
    }
    try {
        SnapshotResult res = future.get();
        if (res.isFailed()) {
            throw new CloudRuntimeException(res.getResult());
        }
        SnapshotInfo destSnapshot = res.getSnapshot();
        return destSnapshot;
    } catch (InterruptedException e) {
        s_logger.debug("failed copy snapshot", e);
        throw new CloudRuntimeException("Failed to copy snapshot", e);
    } catch (ExecutionException e) {
        s_logger.debug("Failed to copy snapshot", e);
        throw new CloudRuntimeException("Failed to copy snapshot", e);
    }
}

Example 99 with DataStore

use of org.apache.cloudstack.engine.subsystem.api.storage.DataStore in project cloudstack by apache.

the class TemplateDataStoreDaoImpl method findByTemplateZoneReady.

@Override
public TemplateDataStoreVO findByTemplateZoneReady(long templateId, Long zoneId) {
    List<DataStore> imgStores = null;
    imgStores = _storeMgr.getImageStoresByScope(new ZoneScope(zoneId));
    if (imgStores != null) {
        Collections.shuffle(imgStores);
        for (DataStore store : imgStores) {
            List<TemplateDataStoreVO> sRes = listByTemplateStoreStatus(templateId, store.getId(), State.Ready);
            if (sRes != null && sRes.size() > 0) {
                return sRes.get(0);
            }
        }
    }
    return null;
}

Example 100 with DataStore

use of org.apache.cloudstack.engine.subsystem.api.storage.DataStore in project cloudstack by apache.

the class VolumeDataFactoryImpl method getVolume.

@Override
public VolumeInfo getVolume(long volumeId, DataStoreRole storeRole) {
    VolumeVO volumeVO = volumeDao.findById(volumeId);
    VolumeObject vol = null;
    if (storeRole == DataStoreRole.Image) {
        VolumeDataStoreVO volumeStore = volumeStoreDao.findByVolume(volumeId);
        if (volumeStore != null) {
            DataStore store = storeMgr.getDataStore(volumeStore.getDataStoreId(), DataStoreRole.Image);
            vol = VolumeObject.getVolumeObject(store, volumeVO);
        }
    } else {
        // Primary data store
        if (volumeVO.getPoolId() != null) {
            DataStore store = storeMgr.getDataStore(volumeVO.getPoolId(), DataStoreRole.Primary);
            vol = VolumeObject.getVolumeObject(store, volumeVO);
        }
    }
    return vol;
}