| // |
| // 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 com.cloud.agent.api.Answer; |
| import com.cloud.agent.api.PlugNicAnswer; |
| import com.cloud.agent.api.PlugNicCommand; |
| import com.cloud.agent.api.to.NicTO; |
| import com.cloud.exception.InternalErrorException; |
| 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; |
| import com.cloud.vm.VirtualMachine; |
| import org.libvirt.Connect; |
| import org.libvirt.Domain; |
| import org.libvirt.LibvirtException; |
| |
| import java.util.List; |
| |
| @ResourceWrapper(handles = PlugNicCommand.class) |
| public final class LibvirtPlugNicCommandWrapper extends CommandWrapper<PlugNicCommand, Answer, LibvirtComputingResource> { |
| |
| |
| @Override |
| public Answer execute(final PlugNicCommand command, final LibvirtComputingResource libvirtComputingResource) { |
| final NicTO nic = command.getNic(); |
| final String vmName = command.getVmName(); |
| final VirtualMachine.Type vmType = command.getVMType(); |
| 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); |
| Integer nicnum = 0; |
| for (final InterfaceDef pluggedNic : pluggedNics) { |
| if (pluggedNic.getMacAddress().equalsIgnoreCase(nic.getMac())) { |
| logger.debug("found existing nic for mac " + pluggedNic.getMacAddress() + " at index " + nicnum); |
| return new PlugNicAnswer(command, true, "success"); |
| } |
| nicnum++; |
| } |
| final VifDriver vifDriver = libvirtComputingResource.getVifDriver(nic.getType(), nic.getName()); |
| final InterfaceDef interfaceDef = vifDriver.plug(nic, "Other PV", "", null); |
| if (command.getDetails() != null) { |
| libvirtComputingResource.setInterfaceDefQueueSettings(command.getDetails(), null, interfaceDef); |
| } |
| vm.attachDevice(interfaceDef.toString()); |
| |
| // apply default network rules on new nic |
| if (vmType == VirtualMachine.Type.User && nic.isSecurityGroupEnabled()) { |
| final Long vmId = Long.valueOf(vmName.split("-")[2]); |
| libvirtComputingResource.applyDefaultNetworkRulesOnNic(conn, vmName, vmId, nic, false, false); |
| } |
| |
| if (vmType == VirtualMachine.Type.User) { |
| libvirtComputingResource.detachAndAttachConfigDriveISO(conn, vmName); |
| } |
| |
| return new PlugNicAnswer(command, true, "success"); |
| } catch (final LibvirtException e) { |
| final String msg = " Plug Nic failed due to " + e.toString(); |
| logger.warn(msg, e); |
| return new PlugNicAnswer(command, false, msg); |
| } catch (final InternalErrorException e) { |
| final String msg = " Plug Nic failed due to " + e.toString(); |
| logger.warn(msg, e); |
| return new PlugNicAnswer(command, false, msg); |
| } finally { |
| if (vm != null) { |
| try { |
| vm.free(); |
| } catch (final LibvirtException l) { |
| logger.trace("Ignoring libvirt error.", l); |
| } |
| } |
| } |
| } |
| } |