| // |
| // 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.xenserver.resource.wrapper.xenbase; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.apache.commons.collections.MapUtils; |
| |
| import com.cloud.agent.api.Answer; |
| import com.cloud.agent.api.StopAnswer; |
| import com.cloud.agent.api.StopCommand; |
| import com.cloud.agent.api.VgpuTypesInfo; |
| import com.cloud.agent.api.to.GPUDeviceTO; |
| import com.cloud.hypervisor.xenserver.resource.CitrixResourceBase; |
| import com.cloud.resource.CommandWrapper; |
| import com.cloud.resource.ResourceWrapper; |
| import com.cloud.utils.StringUtils; |
| import com.xensource.xenapi.Connection; |
| import com.xensource.xenapi.Network; |
| import com.xensource.xenapi.SR; |
| import com.xensource.xenapi.Types.VmPowerState; |
| import com.xensource.xenapi.Types.XenAPIException; |
| import com.xensource.xenapi.VGPU; |
| import com.xensource.xenapi.VIF; |
| import com.xensource.xenapi.VM; |
| |
| @ResourceWrapper(handles = StopCommand.class) |
| public final class CitrixStopCommandWrapper extends CommandWrapper<StopCommand, Answer, CitrixResourceBase> { |
| |
| |
| @Override |
| public Answer execute(final StopCommand command, final CitrixResourceBase citrixResourceBase) { |
| final String vmName = command.getVmName(); |
| final Map<String, Boolean> vlanToPersistenceMap = command.getVlanToPersistenceMap(); |
| String platformstring = null; |
| try { |
| final Connection conn = citrixResourceBase.getConnection(); |
| final Set<VM> vms = VM.getByNameLabel(conn, vmName); |
| // stop vm which is running on this host or is in halted state |
| final Iterator<VM> iter = vms.iterator(); |
| while (iter.hasNext()) { |
| final VM vm = iter.next(); |
| final VM.Record vmr = vm.getRecord(conn); |
| if (vmr.powerState != VmPowerState.RUNNING) { |
| continue; |
| } |
| if (citrixResourceBase.isRefNull(vmr.residentOn)) { |
| continue; |
| } |
| if (vmr.residentOn.getUuid(conn).equals(citrixResourceBase.getHost().getUuid())) { |
| continue; |
| } |
| iter.remove(); |
| } |
| |
| if (vms.size() == 0) { |
| return new StopAnswer(command, "VM does not exist", true); |
| } |
| for (final VM vm : vms) { |
| final VM.Record vmr = vm.getRecord(conn); |
| platformstring = StringUtils.mapToString(vmr.platform); |
| if (vmr.isControlDomain) { |
| final String msg = "Tring to Shutdown control domain"; |
| logger.warn(msg); |
| return new StopAnswer(command, msg, false); |
| } |
| |
| if (vmr.powerState == VmPowerState.RUNNING && !citrixResourceBase.isRefNull(vmr.residentOn) && !vmr.residentOn.getUuid(conn).equals(citrixResourceBase.getHost().getUuid())) { |
| final String msg = "Stop Vm " + vmName + " failed due to this vm is not running on this host: " + citrixResourceBase.getHost().getUuid() + " but host:" + vmr.residentOn.getUuid(conn); |
| logger.warn(msg); |
| return new StopAnswer(command, msg, platformstring, false); |
| } |
| |
| if (command.checkBeforeCleanup() && vmr.powerState == VmPowerState.RUNNING) { |
| final String msg = "Vm " + vmName + " is running on host and checkBeforeCleanup flag is set, so bailing out"; |
| logger.debug(msg); |
| return new StopAnswer(command, msg, false); |
| } |
| |
| logger.debug("9. The VM " + vmName + " is in Stopping state"); |
| |
| try { |
| if (vmr.powerState == VmPowerState.RUNNING) { |
| /* when stop a vm, set affinity to current xenserver */ |
| vm.setAffinity(conn, vm.getResidentOn(conn)); |
| |
| if (citrixResourceBase.canBridgeFirewall()) { |
| final String result = citrixResourceBase.callHostPlugin(conn, "vmops", "destroy_network_rules_for_vm", "vmName", command.getVmName()); |
| if (result == null || result.isEmpty() || !Boolean.parseBoolean(result)) { |
| logger.warn("Failed to remove network rules for vm " + command.getVmName()); |
| } else { |
| logger.info("Removed network rules for vm " + command.getVmName()); |
| } |
| } |
| citrixResourceBase.shutdownVM(conn, vm, vmName, command.isForceStop()); |
| } |
| } catch (final Exception e) { |
| final String msg = "Catch exception " + e.getClass().getName() + " when stop VM:" + command.getVmName() + " due to " + e.toString(); |
| logger.debug(msg); |
| return new StopAnswer(command, msg, platformstring, false); |
| } finally { |
| |
| try { |
| if (vm.getPowerState(conn) == VmPowerState.HALTED) { |
| Set<VGPU> vGPUs = null; |
| // Get updated GPU details |
| try { |
| vGPUs = vm.getVGPUs(conn); |
| } catch (final XenAPIException e2) { |
| logger.debug("VM " + vmName + " does not have GPU support."); |
| } |
| if (vGPUs != null && !vGPUs.isEmpty()) { |
| final HashMap<String, HashMap<String, VgpuTypesInfo>> groupDetails = citrixResourceBase.getGPUGroupDetails(conn); |
| command.setGpuDevice(new GPUDeviceTO(null, null, groupDetails)); |
| } |
| |
| final Set<VIF> vifs = vm.getVIFs(conn); |
| final List<Network> networks = new ArrayList<Network>(); |
| for (final VIF vif : vifs) { |
| networks.add(vif.getNetwork(conn)); |
| } |
| vm.destroy(conn); |
| final SR sr = citrixResourceBase.getISOSRbyVmName(conn, command.getVmName()); |
| citrixResourceBase.removeSR(conn, sr); |
| // Disable any VLAN networks that aren't used |
| // anymore |
| for (final Network network : networks) { |
| try { |
| if (network.getNameLabel(conn).startsWith("VLAN")) { |
| String networkLabel = network.getNameLabel(conn); |
| citrixResourceBase.disableVlanNetwork(conn, network, shouldDeleteVlan(networkLabel, vlanToPersistenceMap)); |
| } |
| } catch (final Exception e) { |
| // network might be destroyed by other host |
| } |
| } |
| return new StopAnswer(command, "Stop VM " + vmName + " Succeed", platformstring, true); |
| } |
| } catch (final Exception e) { |
| final String msg = "VM destroy failed in Stop " + vmName + " Command due to " + e.getMessage(); |
| logger.warn(msg, e); |
| } finally { |
| logger.debug("10. The VM " + vmName + " is in Stopped state"); |
| } |
| } |
| } |
| |
| } catch (final Exception e) { |
| final String msg = "Stop Vm " + vmName + " fail due to " + e.toString(); |
| logger.warn(msg, e); |
| return new StopAnswer(command, msg, platformstring, false); |
| } |
| return new StopAnswer(command, "Stop VM failed", platformstring, false); |
| } |
| |
| private boolean shouldDeleteVlan(String networkLabel, Map<String, Boolean> vlanToPersistenceMap) { |
| String[] networkNameParts = null; |
| if (networkLabel.contains("-")) { |
| networkNameParts = networkLabel.split("-"); |
| } else { |
| networkNameParts = networkLabel.split("VLAN"); |
| } |
| String networkVlan = networkNameParts.length > 0 ? networkNameParts[networkNameParts.length - 1] : null; |
| if (networkVlan != null && MapUtils.isNotEmpty(vlanToPersistenceMap) && vlanToPersistenceMap.containsKey(networkVlan)) { |
| return vlanToPersistenceMap.get(networkVlan); |
| } |
| return true; |
| } |
| } |