| // |
| // 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.List; |
| |
| import org.apache.log4j.Logger; |
| import org.libvirt.Connect; |
| import org.libvirt.Domain; |
| import org.libvirt.LibvirtException; |
| |
| import com.cloud.agent.api.Answer; |
| import com.cloud.agent.api.UnPlugNicAnswer; |
| import com.cloud.agent.api.UnPlugNicCommand; |
| import com.cloud.agent.api.to.NicTO; |
| import com.cloud.hypervisor.kvm.resource.LibvirtComputingResource; |
| import com.cloud.hypervisor.kvm.resource.LibvirtVMDef.InterfaceDef; |
| import com.cloud.hypervisor.kvm.resource.VifDriver; |
| import com.cloud.resource.CommandWrapper; |
| import com.cloud.resource.ResourceWrapper; |
| |
| @ResourceWrapper(handles = UnPlugNicCommand.class) |
| public final class LibvirtUnPlugNicCommandWrapper extends CommandWrapper<UnPlugNicCommand, Answer, LibvirtComputingResource> { |
| |
| private static final Logger s_logger = Logger.getLogger(LibvirtUnPlugNicCommandWrapper.class); |
| |
| @Override |
| public Answer execute(final UnPlugNicCommand command, final LibvirtComputingResource libvirtComputingResource) { |
| final NicTO nic = command.getNic(); |
| final String vmName = command.getVmName(); |
| Domain vm = null; |
| try { |
| final LibvirtUtilitiesHelper libvirtUtilitiesHelper = libvirtComputingResource.getLibvirtUtilitiesHelper(); |
| |
| final Connect conn = libvirtUtilitiesHelper.getConnectionByVmName(vmName); |
| vm = libvirtComputingResource.getDomain(conn, vmName); |
| final List<InterfaceDef> pluggedNics = libvirtComputingResource.getInterfaces(conn, vmName); |
| |
| for (final InterfaceDef pluggedNic : pluggedNics) { |
| if (pluggedNic.getMacAddress().equalsIgnoreCase(nic.getMac())) { |
| vm.detachDevice(pluggedNic.toString()); |
| // We don't know which "traffic type" is associated with |
| // each interface at this point, so inform all vif drivers |
| for (final VifDriver vifDriver : libvirtComputingResource.getAllVifDrivers()) { |
| vifDriver.unplug(pluggedNic); |
| } |
| return new UnPlugNicAnswer(command, true, "success"); |
| } |
| } |
| return new UnPlugNicAnswer(command, true, "success"); |
| } catch (final LibvirtException e) { |
| final String msg = " Unplug Nic failed due to " + e.toString(); |
| s_logger.warn(msg, e); |
| return new UnPlugNicAnswer(command, false, msg); |
| } finally { |
| if (vm != null) { |
| try { |
| vm.free(); |
| } catch (final LibvirtException l) { |
| s_logger.trace("Ignoring libvirt error.", l); |
| } |
| } |
| } |
| } |
| } |