Examples with DataStore com.cloud.engine.subsystem.api.storage.DataStore used on opensource projects

Example 61 with DataStore

use of com.cloud.engine.subsystem.api.storage.DataStore in project cosmic by MissionCriticalCloud.

the class VolumeDataFactoryImpl method listVolumeOnCache.

@Override
public List<VolumeInfo> listVolumeOnCache(final long volumeId) {
    final List<VolumeInfo> cacheVols = new ArrayList<>();
    // find all image cache stores for this zone scope
    final List<DataStore> cacheStores = storeMgr.listImageCacheStores();
    if (cacheStores == null || cacheStores.size() == 0) {
        return cacheVols;
    }
    for (final DataStore store : cacheStores) {
        // check if the volume is stored there
        final VolumeDataStoreVO volStore = volumeStoreDao.findByStoreVolume(store.getId(), volumeId);
        if (volStore != null) {
            final VolumeInfo vol = getVolume(volumeId, store);
            cacheVols.add(vol);
        }
    }
    return cacheVols;
}

Example 62 with DataStore

use of com.cloud.engine.subsystem.api.storage.DataStore in project cosmic by MissionCriticalCloud.

the class VolumeServiceImpl method migrateVolumes.

@Override
public AsyncCallFuture<CommandResult> migrateVolumes(final Map<VolumeInfo, DataStore> volumeMap, final VirtualMachineTO vmTo, final Host srcHost, final Host destHost) {
    final AsyncCallFuture<CommandResult> future = new AsyncCallFuture<>();
    final CommandResult res = new CommandResult();
    try {
        // Check to make sure there are no snapshot operations on a volume
        // and
        // put it in the migrating state.
        final List<VolumeInfo> volumesMigrating = new ArrayList<>();
        for (final Map.Entry<VolumeInfo, DataStore> entry : volumeMap.entrySet()) {
            final VolumeInfo volume = entry.getKey();
            if (!snapshotMgr.canOperateOnVolume(volume)) {
                s_logger.debug("Snapshots are being created on a volume. Volumes cannot be migrated now.");
                res.setResult("Snapshots are being created on a volume. Volumes cannot be migrated now.");
                future.complete(res);
                // to be put back in ready state.
                for (final VolumeInfo volumeMigrating : volumesMigrating) {
                    volumeMigrating.processEvent(Event.OperationFailed);
                }
                return future;
            } else {
                volume.processEvent(Event.MigrationRequested);
                volumesMigrating.add(volume);
            }
        }
        final MigrateVmWithVolumesContext<CommandResult> context = new MigrateVmWithVolumesContext<>(null, future, volumeMap);
        final AsyncCallbackDispatcher<VolumeServiceImpl, CopyCommandResult> caller = AsyncCallbackDispatcher.create(this);
        caller.setCallback(caller.getTarget().migrateVmWithVolumesCallBack(null, null)).setContext(context);
        motionSrv.copyAsync(volumeMap, vmTo, srcHost, destHost, caller);
    } catch (final Exception e) {
        s_logger.debug("Failed to copy volume", e);
        res.setResult(e.toString());
        future.complete(res);
    }
    return future;
}

Example 63 with DataStore

use of com.cloud.engine.subsystem.api.storage.DataStore in project cosmic by MissionCriticalCloud.

the class CloudStackPrimaryDataStoreDriverImpl method copyAsync.

@Override
public void copyAsync(final DataObject srcdata, final DataObject destData, final AsyncCompletionCallback<CopyCommandResult> callback) {
    final DataStore store = destData.getDataStore();
    if (store.getRole() == DataStoreRole.Primary) {
        if ((srcdata.getType() == DataObjectType.TEMPLATE && destData.getType() == DataObjectType.TEMPLATE)) {
            // For CLVM, we need to copy template to primary storage at all, just fake the copy result.
            final TemplateObjectTO templateObjectTO = new TemplateObjectTO();
            templateObjectTO.setPath(UUID.randomUUID().toString());
            templateObjectTO.setSize(srcdata.getSize());
            templateObjectTO.setPhysicalSize(srcdata.getSize());
            templateObjectTO.setFormat(Storage.ImageFormat.RAW);
            final CopyCmdAnswer answer = new CopyCmdAnswer(templateObjectTO);
            final CopyCommandResult result = new CopyCommandResult("", answer);
            callback.complete(result);
        } else if (srcdata.getType() == DataObjectType.TEMPLATE && destData.getType() == DataObjectType.VOLUME) {
            // For CLVM, we need to pass template on secondary storage to hypervisor
            final String value = configDao.getValue(Config.PrimaryStorageDownloadWait.toString());
            final int _primaryStorageDownloadWait = NumbersUtil.parseInt(value, Integer.parseInt(Config.PrimaryStorageDownloadWait.getDefaultValue()));
            final StoragePoolVO storagePoolVO = primaryStoreDao.findById(store.getId());
            final DataStore imageStore = templateManager.getImageStore(storagePoolVO.getDataCenterId(), srcdata.getId());
            final DataObject srcData = templateDataFactory.getTemplate(srcdata.getId(), imageStore);
            final CopyCommand cmd = new CopyCommand(srcData.getTO(), destData.getTO(), _primaryStorageDownloadWait, true);
            final EndPoint ep = epSelector.select(srcData, destData);
            Answer answer = null;
            if (ep == null) {
                final String errMsg = "No remote endpoint to send command, check if host or ssvm is down?";
                s_logger.error(errMsg);
                answer = new Answer(cmd, false, errMsg);
            } else {
                answer = ep.sendMessage(cmd);
            }
            final CopyCommandResult result = new CopyCommandResult("", answer);
            callback.complete(result);
        }
    }
}

Example 64 with DataStore

use of com.cloud.engine.subsystem.api.storage.DataStore in project cosmic by MissionCriticalCloud.

the class ImageStoreProviderManagerImpl method getImageStore.

@Override
public DataStore getImageStore(final List<DataStore> imageStores) {
    if (imageStores.size() > 1) {
        // Randomize image store list.
        Collections.shuffle(imageStores);
        final Iterator<DataStore> i = imageStores.iterator();
        DataStore imageStore = null;
        while (i.hasNext()) {
            imageStore = i.next();
            // Return image store if used percentage is less then threshold value i.e. 90%.
            if (_statsCollector.imageStoreHasEnoughCapacity(imageStore)) {
                return imageStore;
            }
        }
    }
    return imageStores.get(0);
}

Example 65 with DataStore

use of com.cloud.engine.subsystem.api.storage.DataStore in project cosmic by MissionCriticalCloud.

the class ImageStoreProviderManagerImpl method listImageCacheStores.

@Override
public List<DataStore> listImageCacheStores(final Scope scope) {
    if (scope.getScopeType() != ScopeType.ZONE) {
        s_logger.debug("only support zone wide image cache stores");
        return null;
    }
    final List<ImageStoreVO> stores = dataStoreDao.findImageCacheByScope(new ZoneScope(scope.getScopeId()));
    final List<DataStore> imageStores = new ArrayList<>();
    for (final ImageStoreVO store : stores) {
        imageStores.add(getImageStore(store.getId()));
    }
    return imageStores;
}