/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.cloudstack.storage.image.manager;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
import org.apache.log4j.Logger;
import org.springframework.stereotype.Component;
import org.apache.cloudstack.engine.subsystem.api.storage.DataStore;
import org.apache.cloudstack.engine.subsystem.api.storage.DataStoreProviderManager;
import org.apache.cloudstack.engine.subsystem.api.storage.ImageStoreProvider;
import org.apache.cloudstack.engine.subsystem.api.storage.Scope;
import org.apache.cloudstack.engine.subsystem.api.storage.ZoneScope;
import org.apache.cloudstack.storage.datastore.db.ImageStoreDao;
import org.apache.cloudstack.storage.datastore.db.ImageStoreVO;
import org.apache.cloudstack.storage.image.ImageStoreDriver;
import org.apache.cloudstack.storage.image.datastore.ImageStoreEntity;
import org.apache.cloudstack.storage.image.datastore.ImageStoreProviderManager;
import org.apache.cloudstack.storage.image.store.ImageStoreImpl;
import com.cloud.storage.ScopeType;
import com.cloud.storage.dao.VMTemplateDao;
@Component
public class ImageStoreProviderManagerImpl implements ImageStoreProviderManager {
private static final Logger s_logger = Logger.getLogger(ImageStoreProviderManagerImpl.class);
@Inject
ImageStoreDao dataStoreDao;
@Inject
VMTemplateDao imageDataDao;
@Inject
DataStoreProviderManager providerManager;
Map<String, ImageStoreDriver> driverMaps;
@PostConstruct
public void config() {
driverMaps = new HashMap<String, ImageStoreDriver>();
}
@Override
public ImageStoreEntity getImageStore(long dataStoreId) {
ImageStoreVO dataStore = dataStoreDao.findById(dataStoreId);
String providerName = dataStore.getProviderName();
ImageStoreProvider provider = (ImageStoreProvider) providerManager.getDataStoreProvider(providerName);
ImageStoreEntity imgStore = ImageStoreImpl
.getDataStore(dataStore, driverMaps.get(provider.getName()), provider);
return imgStore;
}
@Override
public boolean registerDriver(String providerName, ImageStoreDriver driver) {
if (driverMaps.containsKey(providerName)) {
return false;
}
driverMaps.put(providerName, driver);
return true;
}
@Override
public ImageStoreEntity getImageStore(String uuid) {
ImageStoreVO dataStore = dataStoreDao.findByUuid(uuid);
return getImageStore(dataStore.getId());
}
@Override
public List<DataStore> listImageStores() {
List<ImageStoreVO> stores = dataStoreDao.listImageStores();
List<DataStore> imageStores = new ArrayList<DataStore>();
for (ImageStoreVO store : stores) {
imageStores.add(getImageStore(store.getId()));
}
return imageStores;
}
@Override
public List<DataStore> listImageCacheStores() {
List<ImageStoreVO> stores = dataStoreDao.listImageCacheStores();
List<DataStore> imageStores = new ArrayList<DataStore>();
for (ImageStoreVO store : stores) {
imageStores.add(getImageStore(store.getId()));
}
return imageStores;
}
@Override
public List<DataStore> listImageStoresByScope(ZoneScope scope) {
List<ImageStoreVO> stores = dataStoreDao.findByScope(scope);
List<DataStore> imageStores = new ArrayList<DataStore>();
for (ImageStoreVO store : stores) {
imageStores.add(getImageStore(store.getId()));
}
return imageStores;
}
@Override
public List<DataStore> listImageStoreByProvider(String provider) {
List<ImageStoreVO> stores = dataStoreDao.findByProvider(provider);
List<DataStore> imageStores = new ArrayList<DataStore>();
for (ImageStoreVO store : stores) {
imageStores.add(getImageStore(store.getId()));
}
return imageStores;
}
@Override
public List<DataStore> listImageCacheStores(Scope scope) {
if (scope.getScopeType() != ScopeType.ZONE) {
s_logger.debug("only support zone wide image cache stores");
return null;
}
List<ImageStoreVO> stores = dataStoreDao.findImageCacheByScope(new ZoneScope(scope.getScopeId()));
List<DataStore> imageStores = new ArrayList<DataStore>();
for (ImageStoreVO store : stores) {
imageStores.add(getImageStore(store.getId()));
}
return imageStores;
}
}