Examples of org.apache.cloudstack.storage.command.AttachAnswer

Package org.apache.cloudstack.storage.command

Examples of org.apache.cloudstack.storage.command.AttachAnswer

org.apache.cloudstack.storage.command.AttachAnswer


    private VolumeVO sendAttachVolumeCommand(UserVmVO vm, VolumeVO volumeToAttach, Long deviceId) {
        String errorMsg = "Failed to attach volume: " + volumeToAttach.getName()
                + " to VM: " + vm.getHostName();
        boolean sendCommand = (vm.getState() == State.Running);
        AttachAnswer answer = null;
        Long hostId = vm.getHostId();
        if (hostId == null) {
            hostId = vm.getLastHostId();
            HostVO host = _hostDao.findById(hostId);
            if (host != null
                    && host.getHypervisorType() == HypervisorType.VMware) {
                sendCommand = true;
            }
        }


        StoragePoolVO volumeToAttachStoragePool = null;


        if (sendCommand) {
            volumeToAttachStoragePool = _storagePoolDao.findById(volumeToAttach.getPoolId());
            long storagePoolId = volumeToAttachStoragePool.getId();


            DataTO volTO = volFactory.getVolume(volumeToAttach.getId()).getTO();
            DiskTO disk = new DiskTO(volTO, deviceId, null, volumeToAttach.getVolumeType());


            AttachCommand cmd = new AttachCommand(disk, vm.getInstanceName());


            cmd.setManaged(volumeToAttachStoragePool.isManaged());


            cmd.setStorageHost(volumeToAttachStoragePool.getHostAddress());
            cmd.setStoragePort(volumeToAttachStoragePool.getPort());


            cmd.set_iScsiName(volumeToAttach.get_iScsiName());


            VolumeInfo volumeInfo = volFactory.getVolume(volumeToAttach.getId());
            DataStore dataStore = dataStoreMgr.getDataStore(storagePoolId, DataStoreRole.Primary);
            ChapInfo chapInfo = volService.getChapInfo(volumeInfo, dataStore);


            if (chapInfo != null) {
                cmd.setChapInitiatorUsername(chapInfo.getInitiatorUsername());
                cmd.setChapInitiatorPassword(chapInfo.getInitiatorSecret());
                cmd.setChapTargetUsername(chapInfo.getTargetUsername());
                cmd.setChapTargetPassword(chapInfo.getTargetSecret());
            }


            try {
                answer = (AttachAnswer)_agentMgr.send(hostId, cmd);
            } catch (Exception e) {
                throw new CloudRuntimeException(errorMsg + " due to: "
                        + e.getMessage());
            }
        }


        if (!sendCommand || (answer != null && answer.getResult())) {
            // Mark the volume as attached
            if (sendCommand) {
                DiskTO disk = answer.getDisk();
                _volsDao.attachVolume(volumeToAttach.getId(), vm.getId(),
                        disk.getDiskSeq());


                volumeToAttach = _volsDao.findById(volumeToAttach.getId());


                if (volumeToAttachStoragePool.isManaged() &&
                        volumeToAttach.getPath() == null) {
                    volumeToAttach.setPath(answer.getDisk().getVdiUuid());


                    _volsDao.update(volumeToAttach.getId(), volumeToAttach);
                }
            } else {
                _volsDao.attachVolume(volumeToAttach.getId(), vm.getId(), deviceId);
            }


            // insert record for disk I/O statistics
            VmDiskStatisticsVO diskstats = _vmDiskStatsDao.findBy(vm.getAccountId(), vm.getDataCenterId(),vm.getId(), volumeToAttach.getId());
            if (diskstats == null) {
                diskstats = new VmDiskStatisticsVO(vm.getAccountId(), vm.getDataCenterId(),vm.getId(), volumeToAttach.getId());
                _vmDiskStatsDao.persist(diskstats);
            }


            return _volsDao.findById(volumeToAttach.getId());
        } else {
            if (answer != null) {
                String details = answer.getDetails();
                if (details != null && !details.isEmpty()) {
                    errorMsg += "; " + details;
                }
            }
            throw new CloudRuntimeException(errorMsg);

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            TemplateObjectTO iso = (TemplateObjectTO)disk.getData();
            isoURL = iso.getName();
        } else {
            if (!(store instanceof NfsTO)) {
                s_logger.debug("Can't attach a iso which is not created on nfs: ");
                return new AttachAnswer("Can't attach a iso which is not created on nfs: ");
            }
            NfsTO nfsStore = (NfsTO)store;
            isoURL = nfsStore.getUrl() + File.separator + data.getPath();
        }


        String vmName = cmd.getVmName();
        try {
            Connection conn = this.hypervisorResource.getConnection();


            VBD isoVBD = null;


            // Find the VM
            VM vm = this.hypervisorResource.getVM(conn, vmName);
            // Find the ISO VDI
            VDI isoVDI = this.hypervisorResource.getIsoVDIByURL(conn, vmName, isoURL);


            // Find the VM's CD-ROM VBD
            Set<VBD> vbds = vm.getVBDs(conn);
            for (VBD vbd : vbds) {
                String userDevice = vbd.getUserdevice(conn);
                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 AttachAnswer(disk);


        } catch (XenAPIException e) {
            s_logger.warn("Failed to attach iso" + ": " + e.toString(), e);
            return new AttachAnswer(e.toString());
        } catch (Exception e) {
            s_logger.warn("Failed to attach iso" + ": " + e.toString(), e);
            return new AttachAnswer(e.toString());
        }
    }

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            if (!this.hypervisorResource.isRefNull(vgm) && vgm.getPVDriversUpToDate(conn)) {
                pvDrvInstalled = true;
            }
            if (isHVM && !pvDrvInstalled) {
                s_logger.warn(": You attempted an operation on a VM which requires PV drivers to be installed but the drivers were not detected");
                return new AttachAnswer("You attempted an operation that requires PV drivers to be installed on the VM. Please install them by inserting xen-pv-drv.iso.");
            }


            // Figure out the disk number to attach the VM to
            String diskNumber = null;
            Long deviceId = disk.getDiskSeq();
            if( deviceId != null ) {
                if( deviceId.longValue() == 3 ) {
                    String msg = "Device 3 is reserved for CD-ROM, choose other device";
                    return new AttachAnswer(msg);
                }
                if(this.hypervisorResource.isDeviceUsed(conn, vm, deviceId)) {
                    String msg = "Device " + deviceId + " is used in VM " + vmName;
                    return new AttachAnswer(msg);
                }
                diskNumber = deviceId.toString();
            } else {
                diskNumber = this.hypervisorResource.getUnusedDeviceNum(conn, vm);
            }
            // Create a new VBD
            VBD.Record vbdr = new VBD.Record();
            vbdr.VM = vm;
            vbdr.VDI = vdi;
            vbdr.bootable = false;
            vbdr.userdevice = diskNumber;
            vbdr.mode = Types.VbdMode.RW;
            vbdr.type = Types.VbdType.DISK;
            vbdr.unpluggable = true;
            VBD vbd = VBD.create(conn, vbdr);


            // Attach the VBD to the VM
            vbd.plug(conn);


            // Update the VDI's label to include the VM name
            vdi.setNameLabel(conn, vmName + "-DATA");
            DiskTO newDisk = new DiskTO(disk.getData(), Long.parseLong(diskNumber), vdi.getUuid(conn), disk.getType());
            return new AttachAnswer(newDisk);


        } catch (XenAPIException e) {
            String msg = "Failed to attach volume" + " for uuid: " + data.getPath() + "  due to " + e.toString();
            s_logger.warn(msg, e);
            return new AttachAnswer(msg);
        } catch (Exception e) {
            String msg = "Failed to attach volume" + " for uuid: " + data.getPath() + "  due to "  + e.getMessage();
            s_logger.warn(msg, e);
            return new AttachAnswer(msg);
        }
    }

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            TemplateObjectTO iso = (TemplateObjectTO)disk.getData();
            isoURL = iso.getName();
        } else {
            if (!(store instanceof NfsTO)) {
                s_logger.debug("Can't attach a iso which is not created on nfs: ");
                return new AttachAnswer("Can't attach a iso which is not created on nfs: ");
            }
            NfsTO nfsStore = (NfsTO)store;
            isoURL = nfsStore.getUrl() + File.separator + data.getPath();
        }

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    public Answer attachIso(AttachCommand cmd) {
        DiskTO disk = cmd.getDisk();
        TemplateObjectTO isoTO = (TemplateObjectTO) disk.getData();
        DataStoreTO store = isoTO.getDataStore();
        if (!(store instanceof NfsTO)) {
            return new AttachAnswer("unsupported protocol");
        }
        NfsTO nfsStore = (NfsTO) store;
        try {
            Connect conn = LibvirtConnection.getConnectionByVmName(cmd.getVmName());
            attachOrDetachISO(conn, cmd.getVmName(), nfsStore.getUrl() + File.separator + isoTO.getPath(), true);

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    public Answer dettachIso(DettachCommand cmd) {
        DiskTO disk = cmd.getDisk();
        TemplateObjectTO isoTO = (TemplateObjectTO) disk.getData();
        DataStoreTO store = isoTO.getDataStore();
        if (!(store instanceof NfsTO)) {
            return new AttachAnswer("unsupported protocol");
        }
        NfsTO nfsStore = (NfsTO) store;
        try {
            Connect conn = LibvirtConnection.getConnectionByVmName(cmd.getVmName());
            attachOrDetachISO(conn, cmd.getVmName(), nfsStore.getUrl() + File.separator + isoTO.getPath(), false);

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            Connect conn = LibvirtConnection.getConnectionByVmName(vmName);
            KVMPhysicalDisk phyDisk = storagePoolMgr.getPhysicalDisk(primaryStore.getPoolType(), primaryStore.getUuid(), vol.getPath());


            attachOrDetachDisk(conn, true, vmName, phyDisk, disk.getDiskSeq().intValue());


            return new AttachAnswer(disk);
        } catch (LibvirtException e) {
            s_logger.debug("Failed to attach volume: " + vol.getPath() + ", due to " + e.toString());
            return new AttachAnswer(e.toString());
        } catch (InternalErrorException e) {
            s_logger.debug("Failed to attach volume: " + vol.getPath() + ", due to " + e.toString());
            return new AttachAnswer(e.toString());
        }
    }

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    public Answer attachIso(AttachCommand cmd) {
        DiskTO disk = cmd.getDisk();
        TemplateObjectTO isoTO = (TemplateObjectTO) disk.getData();
        DataStoreTO store = isoTO.getDataStore();
        if (!(store instanceof NfsTO)) {
            return new AttachAnswer("unsupported protocol");
        }
        return new Answer(cmd);
    }

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    }


    @Override
    public Answer attachVolume(AttachCommand cmd) {
        DiskTO disk = cmd.getDisk();
        return new AttachAnswer(disk);
    }

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    public Answer dettachIso(DettachCommand cmd) {
        DiskTO disk = cmd.getDisk();
        TemplateObjectTO isoTO = (TemplateObjectTO) disk.getData();
        DataStoreTO store = isoTO.getDataStore();
        if (!(store instanceof NfsTO)) {
            return new AttachAnswer("unsupported protocol");
        }
        return new Answer(cmd);
    }

View Full Code Here

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com.cloud.hypervisor.xen.resource.XenServerStorageProcessor

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com.cloud.storage.resource.VmwareStorageProcessor

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com.cloud.storage.VolumeManagerImpl

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