content: // 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.datastore.lifecycle;
  
  import com.cloud.agent.api.StoragePoolInfo;
  import com.cloud.hypervisor.Hypervisor.HypervisorType;
  import com.cloud.utils.exception.CloudRuntimeException;
  import org.apache.cloudstack.engine.subsystem.api.storage.ClusterScope;
  import org.apache.cloudstack.engine.subsystem.api.storage.DataStore;
  import org.apache.cloudstack.engine.subsystem.api.storage.HostScope;
  import org.apache.cloudstack.engine.subsystem.api.storage.ZoneScope;
  import org.apache.cloudstack.storage.datastore.db.ObjectStoreVO;
  import org.apache.cloudstack.storage.object.datastore.ObjectStoreHelper;
  import org.apache.cloudstack.storage.object.datastore.ObjectStoreProviderManager;
  import org.apache.cloudstack.storage.object.store.lifecycle.ObjectStoreLifeCycle;
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  import org.twonote.rgwadmin4j.RgwAdmin;
  import org.twonote.rgwadmin4j.RgwAdminBuilder;
  
  import javax.inject.Inject;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  public class CephObjectStoreLifeCycleImpl implements ObjectStoreLifeCycle {
  
      private Logger logger = LogManager.getLogger(CephObjectStoreLifeCycleImpl.class);
  
      @Inject
      ObjectStoreHelper objectStoreHelper;
      @Inject
      ObjectStoreProviderManager objectStoreMgr;
  
      public CephObjectStoreLifeCycleImpl() {
      }
  
      @SuppressWarnings("unchecked")
      @Override
      public DataStore initialize(Map<String, Object> dsInfos) {
          String url = (String)dsInfos.get("url");
          String name = (String)dsInfos.get("name");
          Long size = (Long)dsInfos.get("size");
          String providerName = (String)dsInfos.get("providerName");
          Map<String, String> details = (Map<String, String>)dsInfos.get("details");
          if (details == null) {
              throw new CloudRuntimeException("Ceph RGW Admin credentials are missing");
          }
  
          String accessKey = details.get("accesskey");
          String secretKey = details.get("secretkey");
  
  
          Map<String, Object> objectStoreParameters = new HashMap();
          objectStoreParameters.put("name", name);
          objectStoreParameters.put("url", url);
          objectStoreParameters.put("size", size);
  
          objectStoreParameters.put("providerName", providerName);
          objectStoreParameters.put("accesskey", accessKey);
          objectStoreParameters.put("secretkey", secretKey);
  
          logger.info("Attempting to connect to Ceph RGW at " + url + " with access key " + accessKey);
  
          RgwAdmin rgwAdmin = new RgwAdminBuilder()
                  .accessKey(accessKey)
                  .secretKey(secretKey)
                  .endpoint(url + "/admin")
                  .build();
          try {
              List<String> buckets = rgwAdmin.listBucket();
              logger.debug("Found " + buckets + " buckets at Ceph RGW: " + url);
              logger.info("Successfully connected to Ceph RGW: " + url);
          } catch (Exception e) {
              logger.debug("Error while initializing Ceph RGW Object Store: " + e.getMessage());
              throw new RuntimeException("Error while initializing Ceph RGW Object Store. Invalid credentials or URL");
          }
  
          ObjectStoreVO objectStore = objectStoreHelper.createObjectStore(objectStoreParameters, details);
          return objectStoreMgr.getObjectStore(objectStore.getId());
      }
  
      @Override
      public boolean attachCluster(DataStore store, ClusterScope scope) {
          return false;
      }
  
      @Override
      public boolean attachHost(DataStore store, HostScope scope, StoragePoolInfo existingInfo) {
          return false;
      }
  
      @Override
      public boolean attachZone(DataStore dataStore, ZoneScope scope, HypervisorType hypervisorType) {
          return false;
      }
  
      @Override
      public boolean maintain(DataStore store) {
          return false;
      }
  
      @Override
      public boolean cancelMaintain(DataStore store) {
          return false;
      }
  
      @Override
      public boolean deleteDataStore(DataStore store) {
          return false;
      }
  
      /* (non-Javadoc)
       * @see org.apache.cloudstack.engine.subsystem.api.storage.DataStoreLifeCycle#migrateToObjectStore(org.apache.cloudstack.engine.subsystem.api.storage.DataStore)
       */
      @Override
      public boolean migrateToObjectStore(DataStore store) {
          return false;
      }
  
  }
  