| // |
| // 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.Set; |
| |
| |
| import com.cloud.agent.api.Answer; |
| import com.cloud.agent.api.AttachIsoCommand; |
| import com.cloud.hypervisor.xenserver.resource.CitrixResourceBase; |
| import com.cloud.resource.CommandWrapper; |
| import com.cloud.resource.ResourceWrapper; |
| import com.cloud.utils.exception.CloudRuntimeException; |
| import com.xensource.xenapi.Connection; |
| import com.xensource.xenapi.SR; |
| import com.xensource.xenapi.Types; |
| import com.xensource.xenapi.Types.XenAPIException; |
| import com.xensource.xenapi.VBD; |
| import com.xensource.xenapi.VDI; |
| import com.xensource.xenapi.VM; |
| |
| @ResourceWrapper(handles = AttachIsoCommand.class) |
| public final class CitrixAttachIsoCommandWrapper extends CommandWrapper<AttachIsoCommand, Answer, CitrixResourceBase> { |
| |
| |
| @Override |
| public Answer execute(final AttachIsoCommand command, final CitrixResourceBase citrixResourceBase) { |
| final Connection conn = citrixResourceBase.getConnection(); |
| final boolean attach = command.isAttach(); |
| final String vmName = command.getVmName(); |
| final String isoURL = command.getIsoPath(); |
| |
| String errorMsg; |
| if (attach) { |
| errorMsg = "Failed to attach ISO"; |
| } else { |
| errorMsg = "Failed to detach ISO"; |
| } |
| try { |
| if (attach) { |
| VBD isoVBD = null; |
| |
| // Find the VM |
| final VM vm = citrixResourceBase.getVM(conn, vmName); |
| |
| // Find the ISO VDI |
| final VDI isoVDI = citrixResourceBase.getIsoVDIByURL(conn, vmName, isoURL); |
| |
| // Find the VM's CD-ROM VBD |
| final Set<VBD> vbds = vm.getVBDs(conn); |
| for (final VBD vbd : vbds) { |
| final String userDevice = vbd.getUserdevice(conn); |
| final Types.VbdType type = vbd.getType(conn); |
| |
| if (userDevice.equals("3") && type == Types.VbdType.CD) { |
| isoVBD = vbd; |
| break; |
| } |
| } |
| |
| if (isoVBD == null) { |
| throw new CloudRuntimeException("Unable to find CD-ROM VBD for VM: " + vmName); |
| } else { |
| // If an ISO is already inserted, eject it |
| if (isoVBD.getEmpty(conn) == false) { |
| isoVBD.eject(conn); |
| } |
| |
| // Insert the new ISO |
| isoVBD.insert(conn, isoVDI); |
| } |
| |
| return new Answer(command); |
| } else { |
| // Find the VM |
| final VM vm = citrixResourceBase.getVM(conn, vmName); |
| final String vmUUID = vm.getUuid(conn); |
| |
| // Find the ISO VDI |
| final VDI isoVDI = citrixResourceBase.getIsoVDIByURL(conn, vmName, isoURL); |
| |
| final SR sr = isoVDI.getSR(conn); |
| |
| // Look up all VBDs for this VDI |
| final Set<VBD> vbds = isoVDI.getVBDs(conn); |
| |
| // Iterate through VBDs, and if the VBD belongs the VM, eject |
| // the ISO from it |
| for (final VBD vbd : vbds) { |
| final VM vbdVM = vbd.getVM(conn); |
| final String vbdVmUUID = vbdVM.getUuid(conn); |
| |
| if (vbdVmUUID.equals(vmUUID)) { |
| // If an ISO is already inserted, eject it |
| if (!vbd.getEmpty(conn)) { |
| vbd.eject(conn); |
| } |
| |
| break; |
| } |
| } |
| |
| if (!XenServerUtilitiesHelper.isXenServerToolsSR(sr.getNameLabel(conn))) { |
| citrixResourceBase.removeSR(conn, sr); |
| } |
| |
| return new Answer(command); |
| } |
| } catch (final XenAPIException e) { |
| logger.warn(errorMsg + ": " + e.toString(), e); |
| return new Answer(command, false, e.toString()); |
| } catch (final Exception e) { |
| logger.warn(errorMsg + ": " + e.toString(), e); |
| return new Answer(command, false, e.getMessage()); |
| } |
| } |
| } |