| // 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 com.cloud.storage; |
| |
| import java.util.Map; |
| |
| import javax.inject.Inject; |
| |
| import org.apache.cloudstack.framework.config.dao.ConfigurationDao; |
| import org.apache.cloudstack.framework.config.impl.ConfigurationVO; |
| import org.apache.cloudstack.storage.datastore.db.ImageStoreDao; |
| import org.apache.cloudstack.storage.datastore.db.ImageStoreDetailsDao; |
| import org.apache.cloudstack.storage.datastore.db.ImageStoreVO; |
| |
| import com.cloud.capacity.CapacityManager; |
| import com.google.common.base.Preconditions; |
| |
| public class ImageStoreDetailsUtil { |
| |
| @Inject |
| protected ImageStoreDao imageStoreDao; |
| @Inject |
| protected ImageStoreDetailsDao imageStoreDetailsDao; |
| @Inject |
| protected ConfigurationDao configurationDao; |
| |
| /** |
| * Retrieve global secondary storage NFS version default value |
| * @return global default value |
| */ |
| protected Integer getGlobalDefaultNfsVersion(){ |
| ConfigurationVO globalNfsVersion = configurationDao.findByName(CapacityManager.ImageStoreNFSVersion.key()); |
| Preconditions.checkState(globalNfsVersion != null, "Unable to find global NFS version for version key " + CapacityManager.ImageStoreNFSVersion.key()); |
| String value = globalNfsVersion.getValue(); |
| return (value != null ? Integer.valueOf(value) : null); |
| } |
| /** |
| * Obtain NFS protocol version (if provided) for a store id, if not use default config value<br/> |
| * @param storeId image store id |
| * @return {@code null} if {@code secstorage.nfs.version} is not found for storeId <br/> |
| * {@code X} if {@code secstorage.nfs.version} is found found for storeId |
| */ |
| public Integer getNfsVersion(long storeId) throws NumberFormatException { |
| |
| final Map<String, String> storeDetails = imageStoreDetailsDao.getDetails(storeId); |
| if (storeDetails != null && storeDetails.containsKey(CapacityManager.ImageStoreNFSVersion.key())) { |
| final String version = storeDetails.get(CapacityManager.ImageStoreNFSVersion.key()); |
| return (version != null ? Integer.valueOf(version) : null); |
| } |
| |
| return getGlobalDefaultNfsVersion(); |
| |
| } |
| |
| /** |
| * Obtain NFS protocol version (if provided) for a store uuid.<br/> |
| * @param resourceId image store id |
| * @return {@code null} if {@code secstorage.nfs.version} is not found for storeUuid <br/> |
| * {@code X} if {@code secstorage.nfs.version} is found found for storeUuid |
| */ |
| public Integer getNfsVersionByUuid(String storeUuid){ |
| ImageStoreVO imageStore = imageStoreDao.findByUuid(storeUuid); |
| if (imageStore != null){ |
| return getNfsVersion(imageStore.getId()); |
| } |
| return getGlobalDefaultNfsVersion(); |
| } |
| |
| } |