| // |
| // 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.hypervisor.kvm.resource.wrapper; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.log4j.Logger; |
| |
| import com.cloud.agent.api.Answer; |
| import com.cloud.agent.api.ModifyTargetsAnswer; |
| import com.cloud.agent.api.ModifyTargetsCommand; |
| import com.cloud.hypervisor.kvm.resource.LibvirtComputingResource; |
| import com.cloud.hypervisor.kvm.storage.KVMPhysicalDisk; |
| import com.cloud.hypervisor.kvm.storage.KVMStoragePoolManager; |
| import com.cloud.storage.Storage.StoragePoolType; |
| import com.cloud.resource.CommandWrapper; |
| import com.cloud.resource.ResourceWrapper; |
| import com.cloud.utils.exception.CloudRuntimeException; |
| |
| @ResourceWrapper(handles = ModifyTargetsCommand.class) |
| public final class LibvirtModifyTargetsCommandWrapper extends CommandWrapper<ModifyTargetsCommand, Answer, LibvirtComputingResource> { |
| private static final Logger s_logger = Logger.getLogger(LibvirtModifyTargetsCommandWrapper.class); |
| |
| @Override |
| public Answer execute(final ModifyTargetsCommand command, final LibvirtComputingResource libvirtComputingResource) { |
| KVMStoragePoolManager storagePoolMgr = libvirtComputingResource.getStoragePoolMgr(); |
| |
| List<Map<String, String>> targets = command.getTargets(); |
| |
| // When attempting to connect to one or more targets, place the successfully connected path into this List. |
| List<String> connectedPaths = new ArrayList<>(targets.size()); |
| |
| for (Map<String, String> target : targets) { |
| StoragePoolType storagePoolType = StoragePoolType.valueOf(target.get(ModifyTargetsCommand.STORAGE_TYPE)); |
| String storageUuid = target.get(ModifyTargetsCommand.STORAGE_UUID); |
| String path = target.get(ModifyTargetsCommand.IQN); |
| |
| if (command.getAdd()) { |
| if (storagePoolMgr.connectPhysicalDisk(storagePoolType, storageUuid, path, target)) { |
| KVMPhysicalDisk kvmPhysicalDisk = storagePoolMgr.getPhysicalDisk(storagePoolType, storageUuid, path); |
| |
| connectedPaths.add(kvmPhysicalDisk.getPath()); |
| } |
| else { |
| throw new CloudRuntimeException("Unable to connect to the following target: " + path); |
| } |
| } |
| else { |
| if (!storagePoolMgr.disconnectPhysicalDisk(storagePoolType, storageUuid, path)) { |
| throw new CloudRuntimeException("Unable to disconnect from the following target: " + path); |
| } |
| } |
| } |
| |
| ModifyTargetsAnswer modifyTargetsAnswer = new ModifyTargetsAnswer(); |
| |
| modifyTargetsAnswer.setConnectedPaths(connectedPaths); |
| |
| return modifyTargetsAnswer; |
| } |
| } |