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

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

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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>();
        options.put("fullSnapshot", fullSnapshot.toString());
        Answer answer = null;
        try {
            if (needCacheStorage(srcData, destData)) {
                Scope selectedScope = pickCacheScopeForCopy(srcData, destData);
                cacheData = cacheMgr.getCacheObject(srcData, selectedScope);

                CopyCommand cmd = new CopyCommand(srcData.getTO(), destData.getTO(), _backupsnapshotwait, VirtualMachineManager.ExecuteInSequence.value());
                cmd.setCacheTO(cacheData.getTO());
                cmd.setOptions(options);
                EndPoint ep = selector.select(srcData, destData);
                if (ep == null) {
                    String errMsg = "No remote endpoint to send command, check if host or ssvm is down?";
                    s_logger.error(errMsg);
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    @Override
    public DataObject createCacheObject(DataObject data, DataStore store) {
        DataObjectInStore obj = objectInStoreMgr.findObject(data, store);
        if (obj != null && obj.getState() == ObjectInDataStoreStateMachine.State.Ready) {
            s_logger.debug("there is already one in the cache store");
            DataObject dataObj = objectInStoreMgr.get(data, store);
            dataObj.incRefCount();
            return dataObj;
        }

        DataObject objOnCacheStore = store.create(data);

        AsyncCallFuture<CopyCommandResult> future = new AsyncCallFuture<CopyCommandResult>();
        CopyCommandResult result = null;
        try {
            objOnCacheStore.processEvent(Event.CreateOnlyRequested);

            dataMotionSvr.copyAsync(data, objOnCacheStore, future);
            result = future.get();

            if (result.isFailed()) {
                objOnCacheStore.processEvent(Event.OperationFailed);
            } else {
                objOnCacheStore.processEvent(Event.OperationSuccessed, result.getAnswer());
                objOnCacheStore.incRefCount();
                return objOnCacheStore;
            }
        } catch (InterruptedException e) {
            s_logger.debug("create cache storage failed: " + e.toString());
            throw new CloudRuntimeException(e);
        } catch (ExecutionException e) {
            s_logger.debug("create cache storage failed: " + e.toString());
            throw new CloudRuntimeException(e);
        } finally {
            if (result == null) {
                objOnCacheStore.processEvent(Event.OperationFailed);
            }
        }
        return null;
    }
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    }

    @Override
    public DataObject getCacheObject(DataObject data, Scope scope) {
        DataStore cacheStore = getCacheStorage(scope);
        DataObject objOnCacheStore = cacheStore.create(data);
        objOnCacheStore.incRefCount();
        return objOnCacheStore;
    }
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            try {
                replacementLock = GlobalLock.getInternLock("storageCacheMgr.replacement");
                if (replacementLock.lock(3)) {
                    List<DataStore> stores = getCacheStores();
                    Collections.shuffle(stores);
                    DataObject object = null;
                    DataStore findAStore = null;
                    for (DataStore store : stores) {
                        object = cacheReplacementAlgorithm.chooseOneToBeReplaced(store);
                        findAStore = store;
                        if (object != null) {
                            break;
                        }
                    }

                    if (object == null) {
                        return;
                    }

                    while(object != null) {
                        object.delete();
                        object = cacheReplacementAlgorithm.chooseOneToBeReplaced(findAStore);
                    }
                }
            } catch (Exception e) {
                s_logger.debug("Failed to execute CacheReplacementRunner: " + e.toString());
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        return null;
    }

    private AsyncCallFuture<TemplateApiResult> copyAsync(DataObject source, TemplateInfo template, DataStore store) {
        AsyncCallFuture<TemplateApiResult> future = new AsyncCallFuture<TemplateApiResult>();
        DataObject templateOnStore = store.create(template);
        templateOnStore.processEvent(Event.CreateOnlyRequested);

        TemplateOpContext<TemplateApiResult> context = new TemplateOpContext<TemplateApiResult>(null,
                (TemplateObject) templateOnStore, future);
        AsyncCallbackDispatcher<TemplateServiceImpl, CopyCommandResult> caller = AsyncCallbackDispatcher.create(this);
        caller.setCallback(caller.getTarget().copyTemplateCallBack(null, null)).setContext(context);
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        if (s_logger.isDebugEnabled()) {
            s_logger.debug("Mark template_store_ref entry as Creating");
        }
        AsyncCallFuture<TemplateApiResult> future = new AsyncCallFuture<TemplateApiResult>();
        DataObject templateOnStore = destStore.create(tmplForCopy);
        templateOnStore.processEvent(Event.CreateOnlyRequested);

        if (s_logger.isDebugEnabled()) {
            s_logger.debug("Invoke datastore driver createAsync to create template on destination store");
        }
        try {
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         * templateStoreDao.persist(templateStore);
         */

        DataStore store = this.dataStoreMgr.getDataStore(imageStore.getId(), DataStoreRole.Image);
        TemplateInfo template = templateFactory.getTemplate(image.getId(), DataStoreRole.Image);
        DataObject templateOnStore = store.create(template);
        TemplateObjectTO to = new TemplateObjectTO();
        to.setPath(this.getImageInstallPath());
        CopyCmdAnswer answer = new CopyCmdAnswer(to);
        templateOnStore.processEvent(Event.CreateOnlyRequested);
        templateOnStore.processEvent(Event.OperationSuccessed, answer);

    }
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                future);
       
        AsyncCallbackDispatcher<VolumeServiceImpl, CreateCmdResult> caller = AsyncCallbackDispatcher.create(this);
        caller.setCallback(caller.getTarget().copyBaseImageCallback(null, null))
        .setContext(context);
        DataObject templateOnPrimaryStoreObj = dataObjectMgr.createInternalStateOnly(template, dataStore);
    
        dataObjectMgr.copyAsync(context.srcTemplate, templateOnPrimaryStoreObj, caller);
        return;
    }
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        if (!result.isSuccess()) {
            res.setResult(result.getResult());
            future.complete(res);
            return null;
        }
        DataObject templateOnPrimaryStoreObj = objectInDataStoreMgr.get(context.srcTemplate, context.dataStore);

        createVolumeFromBaseImageAsync(context.volume, templateOnPrimaryStoreObj, context.dataStore, future);
        return null;
    }
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        CreateVolumeFromBaseImageContext<VolumeApiResult> context = new CreateVolumeFromBaseImageContext<VolumeApiResult>(null, vo, pd, templateOnPrimaryStore, future);
        AsyncCallbackDispatcher<VolumeServiceImpl, CreateCmdResult> caller =  AsyncCallbackDispatcher.create(this);
        caller.setCallback(caller.getTarget().copyBaseImageCallBack(null, null))
        .setContext(context);

        DataObject volumeOnPrimaryStorage = dataObjectMgr.createInternalStateOnly(volume, pd);
        dataObjectMgr.copyAsync(context.templateOnStore, volumeOnPrimaryStorage, caller);
        return;
    }
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Related Classes of org.apache.cloudstack.engine.subsystem.api.storage.DataObject

  • com.cloud.template.TemplateManagerImpl
  • org.apache.cloudstack.storage.cache.manager.StorageCacheManagerImpl
  • org.apache.cloudstack.storage.cache.manager.StorageCacheManagerImpl$CacheReplacementRunner
  • org.apache.cloudstack.storage.datastore.DataObjectManagerImpl
  • org.apache.cloudstack.storage.datastore.driver.CloudStackPrimaryDataStoreDriverImpl
  • org.apache.cloudstack.storage.image.BaseImageStoreDriverImpl
  • org.apache.cloudstack.storage.image.store.ImageStoreImpl
  • org.apache.cloudstack.storage.image.TemplateServiceImpl
  • org.apache.cloudstack.storage.motion.AncientDataMotionStrategy
  • org.apache.cloudstack.storage.test.EndpointSelectorTest
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