Examples with GuestOS com.cloud.storage.GuestOS used on opensource projects

Example 21 with GuestOS

use of com.cloud.storage.GuestOS in project cosmic by MissionCriticalCloud.

the class AddGuestOsCmd method execute.

@Override
public void execute() {
    CallContext.current().setEventDetails("Guest OS Id: " + getEntityId());
    final GuestOS guestOs = _mgr.getAddedGuestOs(getEntityId());
    if (guestOs != null) {
        final GuestOSResponse response = _responseGenerator.createGuestOSResponse(guestOs);
        response.setResponseName(getCommandName());
        setResponseObject(response);
    } else {
        throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, "Failed to add new guest OS type");
    }
}

Example 22 with GuestOS

use of com.cloud.storage.GuestOS in project cloudstack by apache.

the class UserVmJoinDaoImpl method newUserVmResponse.

@Override
public UserVmResponse newUserVmResponse(ResponseView view, String objectName, UserVmJoinVO userVm, EnumSet<VMDetails> details, Account caller) {
    UserVmResponse userVmResponse = new UserVmResponse();
    if (userVm.getHypervisorType() != null) {
        userVmResponse.setHypervisor(userVm.getHypervisorType().toString());
    }
    userVmResponse.setId(userVm.getUuid());
    userVmResponse.setName(userVm.getName());
    if (userVm.getDisplayName() != null) {
        userVmResponse.setDisplayName(userVm.getDisplayName());
    } else {
        userVmResponse.setDisplayName(userVm.getName());
    }
    if (userVm.getAccountType() == Account.ACCOUNT_TYPE_PROJECT) {
        userVmResponse.setProjectId(userVm.getProjectUuid());
        userVmResponse.setProjectName(userVm.getProjectName());
    } else {
        userVmResponse.setAccountName(userVm.getAccountName());
    }
    User user = _userDao.getUser(userVm.getUserId());
    if (user != null) {
        userVmResponse.setUserId(user.getUuid());
        userVmResponse.setUserName(user.getUsername());
    }
    userVmResponse.setDomainId(userVm.getDomainUuid());
    userVmResponse.setDomainName(userVm.getDomainName());
    userVmResponse.setCreated(userVm.getCreated());
    userVmResponse.setLastUpdated(userVm.getLastUpdated());
    userVmResponse.setDisplayVm(userVm.isDisplayVm());
    if (userVm.getState() != null) {
        userVmResponse.setState(userVm.getState().toString());
    }
    userVmResponse.setHaEnable(userVm.isHaEnabled());
    if (details.contains(VMDetails.all) || details.contains(VMDetails.group)) {
        userVmResponse.setGroupId(userVm.getInstanceGroupUuid());
        userVmResponse.setGroup(userVm.getInstanceGroupName());
    }
    userVmResponse.setZoneId(userVm.getDataCenterUuid());
    userVmResponse.setZoneName(userVm.getDataCenterName());
    if (view == ResponseView.Full) {
        userVmResponse.setInstanceName(userVm.getInstanceName());
        userVmResponse.setHostId(userVm.getHostUuid());
        userVmResponse.setHostName(userVm.getHostName());
    }
    if (details.contains(VMDetails.all) || details.contains(VMDetails.tmpl)) {
        userVmResponse.setTemplateId(userVm.getTemplateUuid());
        userVmResponse.setTemplateName(userVm.getTemplateName());
        userVmResponse.setTemplateDisplayText(userVm.getTemplateDisplayText());
        userVmResponse.setPasswordEnabled(userVm.isPasswordEnabled());
    }
    if (details.contains(VMDetails.all) || details.contains(VMDetails.iso)) {
        userVmResponse.setIsoId(userVm.getIsoUuid());
        userVmResponse.setIsoName(userVm.getIsoName());
        userVmResponse.setIsoDisplayText(userVm.getIsoDisplayText());
    }
    if (details.contains(VMDetails.all) || details.contains(VMDetails.servoff)) {
        userVmResponse.setServiceOfferingId(userVm.getServiceOfferingUuid());
        userVmResponse.setServiceOfferingName(userVm.getServiceOfferingName());
    }
    if (details.contains(VMDetails.all) || details.contains(VMDetails.diskoff)) {
        DiskOfferingVO diskOfferingVO = ApiDBUtils.findDiskOfferingById(userVm.getDiskOfferingId());
        if (diskOfferingVO != null) {
            userVmResponse.setDiskOfferingId(userVm.getDiskOfferingUuid());
            userVmResponse.setDiskOfferingName(userVm.getDiskOfferingName());
        }
    }
    if (details.contains(VMDetails.all) || details.contains(VMDetails.backoff)) {
        userVmResponse.setBackupOfferingId(userVm.getBackupOfferingUuid());
        userVmResponse.setBackupOfferingName(userVm.getBackupOfferingName());
    }
    if (details.contains(VMDetails.all) || details.contains(VMDetails.servoff) || details.contains(VMDetails.stats)) {
        userVmResponse.setCpuNumber(userVm.getCpu());
        userVmResponse.setCpuSpeed(userVm.getSpeed());
        userVmResponse.setMemory(userVm.getRamSize());
        ServiceOfferingDetailsVO serviceOfferingDetail = ApiDBUtils.findServiceOfferingDetail(userVm.getServiceOfferingId(), GPU.Keys.vgpuType.toString());
        if (serviceOfferingDetail != null) {
            userVmResponse.setVgpu(serviceOfferingDetail.getValue());
        }
    }
    userVmResponse.setGuestOsId(userVm.getGuestOsUuid());
    if (details.contains(VMDetails.all) || details.contains(VMDetails.volume)) {
        userVmResponse.setRootDeviceId(userVm.getVolumeDeviceId());
        if (userVm.getVolumeType() != null) {
            userVmResponse.setRootDeviceType(userVm.getVolumeType().toString());
        }
    }
    userVmResponse.setPassword(userVm.getPassword());
    if (userVm.getJobId() != null) {
        userVmResponse.setJobId(userVm.getJobUuid());
        userVmResponse.setJobStatus(userVm.getJobStatus());
    }
    // userVmResponse.setForVirtualNetwork(userVm.getForVirtualNetwork());
    userVmResponse.setPublicIpId(userVm.getPublicIpUuid());
    userVmResponse.setPublicIp(userVm.getPublicIpAddress());
    userVmResponse.setKeyPairName(userVm.getKeypairName());
    userVmResponse.setOsTypeId(userVm.getGuestOsUuid());
    GuestOS guestOS = ApiDBUtils.findGuestOSById(userVm.getGuestOsId());
    if (guestOS != null) {
        userVmResponse.setOsDisplayName(guestOS.getDisplayName());
    }
    if (details.contains(VMDetails.all) || details.contains(VMDetails.stats)) {
        // stats calculation
        VmStats vmStats = ApiDBUtils.getVmStatistics(userVm.getId());
        if (vmStats != null) {
            userVmResponse.setCpuUsed(new DecimalFormat("#.##").format(vmStats.getCPUUtilization()) + "%");
            userVmResponse.setNetworkKbsRead((long) vmStats.getNetworkReadKBs());
            userVmResponse.setNetworkKbsWrite((long) vmStats.getNetworkWriteKBs());
            userVmResponse.setDiskKbsRead((long) vmStats.getDiskReadKBs());
            userVmResponse.setDiskKbsWrite((long) vmStats.getDiskWriteKBs());
            userVmResponse.setDiskIORead((long) vmStats.getDiskReadIOs());
            userVmResponse.setDiskIOWrite((long) vmStats.getDiskWriteIOs());
            long totalMemory = (long) vmStats.getMemoryKBs();
            long freeMemory = (long) vmStats.getIntFreeMemoryKBs();
            long correctedFreeMemory = freeMemory >= totalMemory ? 0 : freeMemory;
            userVmResponse.setMemoryKBs(totalMemory);
            userVmResponse.setMemoryIntFreeKBs(correctedFreeMemory);
            userVmResponse.setMemoryTargetKBs((long) vmStats.getTargetMemoryKBs());
        }
    }
    if (details.contains(VMDetails.all) || details.contains(VMDetails.secgrp)) {
        Long securityGroupId = userVm.getSecurityGroupId();
        if (securityGroupId != null && securityGroupId.longValue() != 0) {
            SecurityGroupResponse resp = new SecurityGroupResponse();
            resp.setId(userVm.getSecurityGroupUuid());
            resp.setName(userVm.getSecurityGroupName());
            resp.setDescription(userVm.getSecurityGroupDescription());
            resp.setObjectName("securitygroup");
            if (userVm.getAccountType() == Account.ACCOUNT_TYPE_PROJECT) {
                resp.setProjectId(userVm.getProjectUuid());
                resp.setProjectName(userVm.getProjectName());
            } else {
                resp.setAccountName(userVm.getAccountName());
            }
            userVmResponse.addSecurityGroup(resp);
        }
    }
    if (details.contains(VMDetails.all) || details.contains(VMDetails.nics)) {
        long nic_id = userVm.getNicId();
        if (nic_id > 0) {
            NicResponse nicResponse = new NicResponse();
            nicResponse.setId(userVm.getNicUuid());
            nicResponse.setIpaddress(userVm.getIpAddress());
            nicResponse.setGateway(userVm.getGateway());
            nicResponse.setNetmask(userVm.getNetmask());
            nicResponse.setNetworkid(userVm.getNetworkUuid());
            nicResponse.setNetworkName(userVm.getNetworkName());
            nicResponse.setMacAddress(userVm.getMacAddress());
            nicResponse.setIp6Address(userVm.getIp6Address());
            nicResponse.setIp6Gateway(userVm.getIp6Gateway());
            nicResponse.setIp6Cidr(userVm.getIp6Cidr());
            if (userVm.getBroadcastUri() != null) {
                nicResponse.setBroadcastUri(userVm.getBroadcastUri().toString());
            }
            if (userVm.getIsolationUri() != null) {
                nicResponse.setIsolationUri(userVm.getIsolationUri().toString());
            }
            if (userVm.getTrafficType() != null) {
                nicResponse.setTrafficType(userVm.getTrafficType().toString());
            }
            if (userVm.getGuestType() != null) {
                nicResponse.setType(userVm.getGuestType().toString());
            }
            nicResponse.setIsDefault(userVm.isDefaultNic());
            nicResponse.setDeviceId(String.valueOf(userVm.getNicDeviceId()));
            List<NicSecondaryIpVO> secondaryIps = ApiDBUtils.findNicSecondaryIps(userVm.getNicId());
            if (secondaryIps != null) {
                List<NicSecondaryIpResponse> ipList = new ArrayList<NicSecondaryIpResponse>();
                for (NicSecondaryIpVO ip : secondaryIps) {
                    NicSecondaryIpResponse ipRes = new NicSecondaryIpResponse();
                    ipRes.setId(ip.getUuid());
                    ApiResponseHelper.setResponseIpAddress(ip, ipRes);
                    ipList.add(ipRes);
                }
                nicResponse.setSecondaryIps(ipList);
            }
            nicResponse.setObjectName("nic");
            List<NicExtraDhcpOptionResponse> nicExtraDhcpOptionResponses = _nicExtraDhcpOptionDao.listByNicId(nic_id).stream().map(vo -> new NicExtraDhcpOptionResponse(Dhcp.DhcpOptionCode.valueOfInt(vo.getCode()).getName(), vo.getCode(), vo.getValue())).collect(Collectors.toList());
            nicResponse.setExtraDhcpOptions(nicExtraDhcpOptionResponses);
            userVmResponse.addNic(nicResponse);
        }
    }
    // update tag information
    long tag_id = userVm.getTagId();
    if (tag_id > 0 && !userVmResponse.containTag(tag_id)) {
        addTagInformation(userVm, userVmResponse);
    }
    userVmResponse.setHasAnnotation(annotationDao.hasAnnotations(userVm.getUuid(), AnnotationService.EntityType.VM.name(), _accountMgr.isRootAdmin(caller.getId())));
    if (details.contains(VMDetails.all) || details.contains(VMDetails.affgrp)) {
        Long affinityGroupId = userVm.getAffinityGroupId();
        if (affinityGroupId != null && affinityGroupId.longValue() != 0) {
            AffinityGroupResponse resp = new AffinityGroupResponse();
            resp.setId(userVm.getAffinityGroupUuid());
            resp.setName(userVm.getAffinityGroupName());
            resp.setDescription(userVm.getAffinityGroupDescription());
            resp.setObjectName("affinitygroup");
            resp.setAccountName(userVm.getAccountName());
            userVmResponse.addAffinityGroup(resp);
        }
    }
    // set resource details map
    // Allow passing details to end user
    // Honour the display field and only return if display is set to true
    List<UserVmDetailVO> vmDetails = _userVmDetailsDao.listDetails(userVm.getId(), true);
    if (vmDetails != null) {
        Map<String, String> resourceDetails = new HashMap<String, String>();
        for (UserVmDetailVO userVmDetailVO : vmDetails) {
            if (!userVmDetailVO.getName().startsWith(ApiConstants.PROPERTIES) || (UserVmManager.DisplayVMOVFProperties.value() && userVmDetailVO.getName().startsWith(ApiConstants.PROPERTIES))) {
                resourceDetails.put(userVmDetailVO.getName(), userVmDetailVO.getValue());
            }
            if ((ApiConstants.BootType.UEFI.toString()).equalsIgnoreCase(userVmDetailVO.getName())) {
                userVmResponse.setBootType("Uefi");
                userVmResponse.setBootMode(userVmDetailVO.getValue().toLowerCase());
            }
        }
        if (vmDetails.size() == 0) {
            userVmResponse.setBootType("Bios");
            userVmResponse.setBootMode("legacy");
        }
        if (userVm.getPoolType() != null) {
            userVmResponse.setPoolType(userVm.getPoolType().toString());
        }
        // Remove deny listed settings if user is not admin
        if (caller.getType() != Account.ACCOUNT_TYPE_ADMIN) {
            String[] userVmSettingsToHide = QueryService.UserVMDeniedDetails.value().split(",");
            for (String key : userVmSettingsToHide) {
                resourceDetails.remove(key.trim());
            }
        }
        userVmResponse.setDetails(resourceDetails);
        if (caller.getType() != Account.ACCOUNT_TYPE_ADMIN) {
            userVmResponse.setReadOnlyDetails(QueryService.UserVMReadOnlyDetails.value());
        }
    }
    userVmResponse.setObjectName(objectName);
    if (userVm.isDynamicallyScalable() == null) {
        userVmResponse.setDynamicallyScalable(false);
    } else {
        userVmResponse.setDynamicallyScalable(userVm.isDynamicallyScalable());
    }
    addVmRxTxDataToResponse(userVm, userVmResponse);
    return userVmResponse;
}

Example 23 with GuestOS

use of com.cloud.storage.GuestOS in project cloudstack by apache.

the class TemplateAdapterBase method prepare.

@Override
public TemplateProfile prepare(boolean isIso, long userId, String name, String displayText, Integer bits, Boolean passwordEnabled, Boolean requiresHVM, String url, Boolean isPublic, Boolean featured, Boolean isExtractable, String format, Long guestOSId, List<Long> zoneIdList, HypervisorType hypervisorType, String chksum, Boolean bootable, String templateTag, Account templateOwner, Map details, Boolean sshkeyEnabled, String imageStoreUuid, Boolean isDynamicallyScalable, TemplateType templateType, boolean directDownload, boolean deployAsIs) throws ResourceAllocationException {
    if (isPublic == null) {
        isPublic = Boolean.FALSE;
    }
    if (isIso) {
        if (bootable == null) {
            bootable = Boolean.TRUE;
        }
        GuestOS noneGuestOs = ApiDBUtils.findGuestOSByDisplayName(ApiConstants.ISO_GUEST_OS_NONE);
        if ((guestOSId == null || guestOSId == noneGuestOs.getId()) && bootable == true) {
            throw new InvalidParameterValueException("Please pass a valid GuestOS Id");
        }
        if (bootable == false) {
            // Guest os id of None.
            guestOSId = noneGuestOs.getId();
        }
    } else {
        if (bits == null) {
            bits = Integer.valueOf(64);
        }
        if (passwordEnabled == null) {
            passwordEnabled = false;
        }
        if (requiresHVM == null) {
            requiresHVM = true;
        }
        if (deployAsIs) {
            s_logger.info("Setting default guest OS for deploy-as-is template while the template registration is not completed");
            guestOSId = getDefaultDeployAsIsGuestOsId();
        }
    }
    if (isExtractable == null) {
        isExtractable = Boolean.FALSE;
    }
    if (sshkeyEnabled == null) {
        sshkeyEnabled = Boolean.FALSE;
    }
    boolean isAdmin = _accountMgr.isRootAdmin(templateOwner.getId());
    boolean isRegionStore = false;
    List<ImageStoreVO> stores = _imgStoreDao.findRegionImageStores();
    if (stores != null && stores.size() > 0) {
        isRegionStore = true;
    }
    if (!isAdmin && zoneIdList == null && !isRegionStore) {
        // domain admin and user should also be able to register template on a region store
        throw new InvalidParameterValueException("Please specify a valid zone Id. Only admins can create templates in all zones.");
    }
    // check for the url format only when url is not null. url can be null incase of form based upload
    if (url != null && url.toLowerCase().contains("file://")) {
        throw new InvalidParameterValueException("File:// type urls are currently unsupported");
    }
    // check whether owner can create public templates
    boolean allowPublicUserTemplates = TemplateManager.AllowPublicUserTemplates.valueIn(templateOwner.getId());
    if (!isAdmin && !allowPublicUserTemplates && isPublic) {
        throw new InvalidParameterValueException("Only private templates/ISO can be created.");
    }
    if (!isAdmin || featured == null) {
        featured = Boolean.FALSE;
    }
    ImageFormat imgfmt;
    try {
        imgfmt = ImageFormat.valueOf(format.toUpperCase());
    } catch (IllegalArgumentException e) {
        s_logger.debug("ImageFormat IllegalArgumentException: " + e.getMessage());
        throw new IllegalArgumentException("Image format: " + format + " is incorrect. Supported formats are " + EnumUtils.listValues(ImageFormat.values()));
    }
    // Check that the resource limit for templates/ISOs won't be exceeded
    UserVO user = _userDao.findById(userId);
    if (user == null) {
        throw new IllegalArgumentException("Unable to find user with id " + userId);
    }
    _resourceLimitMgr.checkResourceLimit(templateOwner, ResourceType.template);
    // If a zoneId is specified, make sure it is valid
    if (zoneIdList != null) {
        for (Long zoneId : zoneIdList) {
            DataCenterVO zone = _dcDao.findById(zoneId);
            if (zone == null) {
                throw new IllegalArgumentException("Please specify a valid zone.");
            }
            Account caller = CallContext.current().getCallingAccount();
            if (Grouping.AllocationState.Disabled == zone.getAllocationState() && !_accountMgr.isRootAdmin(caller.getId())) {
                throw new PermissionDeniedException("Cannot perform this operation, Zone is currently disabled: " + zoneId);
            }
        }
    }
    List<VMTemplateVO> systemvmTmplts = _tmpltDao.listAllSystemVMTemplates();
    for (VMTemplateVO template : systemvmTmplts) {
        if (template.getName().equalsIgnoreCase(name) || template.getDisplayText().equalsIgnoreCase(displayText)) {
            throw new IllegalArgumentException("Cannot use reserved names for templates");
        }
    }
    if (hypervisorType.equals(Hypervisor.HypervisorType.XenServer)) {
        if (details == null || !details.containsKey("hypervisortoolsversion") || details.get("hypervisortoolsversion") == null || ((String) details.get("hypervisortoolsversion")).equalsIgnoreCase("none")) {
            String hpvs = _configDao.getValue(Config.XenServerPVdriverVersion.key());
            if (hpvs != null) {
                if (details == null) {
                    details = new HashMap<String, String>();
                }
                details.put("hypervisortoolsversion", hpvs);
            }
        }
    }
    Long id = _tmpltDao.getNextInSequence(Long.class, "id");
    CallContext.current().setEventDetails("Id: " + id + " name: " + name);
    return new TemplateProfile(id, userId, name, displayText, bits, passwordEnabled, requiresHVM, url, isPublic, featured, isExtractable, imgfmt, guestOSId, zoneIdList, hypervisorType, templateOwner.getAccountName(), templateOwner.getDomainId(), templateOwner.getAccountId(), chksum, bootable, templateTag, details, sshkeyEnabled, null, isDynamicallyScalable, templateType, directDownload, deployAsIs);
}

Example 24 with GuestOS

use of com.cloud.storage.GuestOS in project cloudstack by apache.

the class ManagementServerImpl method updateGuestOs.

@Override
@DB
@ActionEvent(eventType = EventTypes.EVENT_GUEST_OS_UPDATE, eventDescription = "updating guest OS type", async = true)
public GuestOS updateGuestOs(final UpdateGuestOsCmd cmd) {
    final Long id = cmd.getId();
    final String displayName = cmd.getOsDisplayName();
    // check if guest OS exists
    final GuestOS guestOsHandle = ApiDBUtils.findGuestOSById(id);
    if (guestOsHandle == null) {
        throw new InvalidParameterValueException("Guest OS not found. Please specify a valid ID for the Guest OS");
    }
    if (!guestOsHandle.getIsUserDefined()) {
        throw new InvalidParameterValueException("Unable to modify system defined guest OS");
    }
    if (cmd.getDetails() != null && !cmd.getDetails().isEmpty()) {
        Map<String, String> detailsMap = cmd.getDetails();
        for (Object key : detailsMap.keySet()) {
            _guestOsDetailsDao.addDetail(id, (String) key, detailsMap.get(key), false);
        }
    }
    // Check if update is needed
    if (displayName.equals(guestOsHandle.getDisplayName())) {
        return guestOsHandle;
    }
    // Check if another Guest OS by same name exists
    final GuestOS duplicate = ApiDBUtils.findGuestOSByDisplayName(displayName);
    if (duplicate != null) {
        throw new InvalidParameterValueException("The specified Guest OS name : " + displayName + " already exists. Please specify a unique guest OS name");
    }
    final GuestOSVO guestOs = _guestOSDao.createForUpdate(id);
    guestOs.setDisplayName(displayName);
    if (_guestOSDao.update(id, guestOs)) {
        return _guestOSDao.findById(id);
    } else {
        return null;
    }
}

Example 25 with GuestOS

use of com.cloud.storage.GuestOS in project cloudstack by apache.

the class ManagementServerImpl method addGuestOsMapping.

@Override
@DB
@ActionEvent(eventType = EventTypes.EVENT_GUEST_OS_MAPPING_ADD, eventDescription = "Adding new guest OS to hypervisor name mapping", create = true)
public GuestOSHypervisor addGuestOsMapping(final AddGuestOsMappingCmd cmd) {
    final Long osTypeId = cmd.getOsTypeId();
    final String osStdName = cmd.getOsStdName();
    final String hypervisor = cmd.getHypervisor();
    final String hypervisorVersion = cmd.getHypervisorVersion();
    final String osNameForHypervisor = cmd.getOsNameForHypervisor();
    GuestOS guestOs = null;
    if (osTypeId == null && (osStdName == null || osStdName.isEmpty())) {
        throw new InvalidParameterValueException("Please specify either a guest OS name or UUID");
    }
    final HypervisorType hypervisorType = HypervisorType.getType(hypervisor);
    if (!(hypervisorType == HypervisorType.KVM || hypervisorType == HypervisorType.XenServer || hypervisorType == HypervisorType.VMware)) {
        throw new InvalidParameterValueException("Please specify a valid hypervisor : XenServer, KVM or VMware");
    }
    final HypervisorCapabilitiesVO hypervisorCapabilities = _hypervisorCapabilitiesDao.findByHypervisorTypeAndVersion(hypervisorType, hypervisorVersion);
    if (hypervisorCapabilities == null) {
        throw new InvalidParameterValueException("Please specify a valid hypervisor and supported version");
    }
    // by this point either osTypeId or osStdType is non-empty. Find by either of them. ID takes preference if both are specified
    if (osTypeId != null) {
        guestOs = ApiDBUtils.findGuestOSById(osTypeId);
    } else if (osStdName != null) {
        guestOs = ApiDBUtils.findGuestOSByDisplayName(osStdName);
    }
    if (guestOs == null) {
        throw new InvalidParameterValueException("Unable to find the guest OS by name or UUID");
    }
    // check for duplicates
    final GuestOSHypervisorVO duplicate = _guestOSHypervisorDao.findByOsIdAndHypervisorAndUserDefined(guestOs.getId(), hypervisorType.toString(), hypervisorVersion, true);
    if (duplicate != null) {
        throw new InvalidParameterValueException("Mapping from hypervisor : " + hypervisorType.toString() + ", version : " + hypervisorVersion + " and guest OS : " + guestOs.getDisplayName() + " already exists!");
    }
    final GuestOSHypervisorVO guestOsMapping = new GuestOSHypervisorVO();
    guestOsMapping.setGuestOsId(guestOs.getId());
    guestOsMapping.setGuestOsName(osNameForHypervisor);
    guestOsMapping.setHypervisorType(hypervisorType.toString());
    guestOsMapping.setHypervisorVersion(hypervisorVersion);
    guestOsMapping.setIsUserDefined(true);
    return _guestOSHypervisorDao.persist(guestOsMapping);
}