Examples with VirtIoRngValidator org.ovirt.engine.core.bll.validator.VirtIoRngValidator used on opensource projects

Example 1 with VirtIoRngValidator

use of org.ovirt.engine.core.bll.validator.VirtIoRngValidator in project ovirt-engine by oVirt.

the class VmDeviceUtils method copyVmDevices.

/**
 * Copy devices from the given VmDevice list to the destination VM/VmBase.
 */
public void copyVmDevices(Guid srcId, Guid dstId, VmBase srcVmBase, VmBase dstVmBase, List<VmDevice> srcDevices, Map<Guid, Guid> srcDeviceIdToDstDeviceIdMapping, boolean isSoundEnabled, boolean isConsoleEnabled, Boolean isVirtioScsiEnabled, boolean isBalloonEnabled, Set<GraphicsType> graphicsToSkip, boolean copySnapshotDevices, boolean copyHostDevices, Version versionToUpdateRngDeviceWith) {
    if (graphicsToSkip == null) {
        graphicsToSkip = Collections.emptySet();
    }
    String dstCdPath = dstVmBase.getIsoPath();
    boolean dstIsVm = !(dstVmBase instanceof VmTemplate);
    boolean hasCd = hasCdDevice(dstVmBase.getId());
    boolean hasSound = false;
    boolean hasConsole = false;
    boolean hasVirtioScsi = false;
    boolean hasBalloon = false;
    boolean hasRng = hasRngDevice(dstId);
    Cluster cluster = null;
    if (dstVmBase.getClusterId() != null) {
        cluster = clusterDao.get(dstVmBase.getClusterId());
    }
    for (VmDevice device : srcDevices) {
        if (device.getSnapshotId() != null && !copySnapshotDevices) {
            continue;
        }
        Guid deviceId = Guid.newGuid();
        Map<String, Object> specParams = new HashMap<>();
        switch(device.getType()) {
            case DISK:
                if (VmDeviceType.DISK.getName().equals(device.getDevice())) {
                    if (srcDeviceIdToDstDeviceIdMapping.containsKey(device.getDeviceId())) {
                        deviceId = srcDeviceIdToDstDeviceIdMapping.get(device.getDeviceId());
                    }
                } else if (VmDeviceType.CDROM.getName().equals(device.getDevice())) {
                    if (!hasCd) {
                        hasCd = true;
                        // check here is source VM had CD (VM from snapshot)
                        String srcCdPath = (String) device.getSpecParams().get(VdsProperties.Path);
                        specParams.putAll(getCdDeviceSpecParams(srcCdPath, dstCdPath));
                    } else {
                        // CD already exists
                        continue;
                    }
                }
                break;
            case INTERFACE:
                if (srcDeviceIdToDstDeviceIdMapping.containsKey(device.getDeviceId())) {
                    deviceId = srcDeviceIdToDstDeviceIdMapping.get(device.getDeviceId());
                }
                break;
            case CONTROLLER:
                if (VmDeviceType.USB.getName().equals(device.getDevice())) {
                    specParams = device.getSpecParams();
                } else if (VmDeviceType.VIRTIOSCSI.getName().equals(device.getDevice())) {
                    hasVirtioScsi = true;
                    if (Boolean.FALSE.equals(isVirtioScsiEnabled)) {
                        continue;
                    }
                }
                break;
            case VIDEO:
                if (dstIsVm) {
                    // to the new Vm params.
                    continue;
                }
                specParams.putAll(getVideoDeviceSpecParams(dstVmBase));
                break;
            case BALLOON:
                if (!isBalloonEnabled) {
                    continue;
                }
                hasBalloon = true;
                specParams.putAll(getMemoryBalloonSpecParams());
                break;
            case SMARTCARD:
                specParams.putAll(getSmartcardDeviceSpecParams());
                break;
            case WATCHDOG:
                specParams.putAll(device.getSpecParams());
                break;
            case RNG:
                if (hasRng) {
                    continue;
                }
                if (!new VirtIoRngValidator().canAddRngDevice(cluster, new VmRngDevice(device)).isValid()) {
                    continue;
                }
                final VmRngDevice rngDevice = new VmRngDevice(device);
                if (versionToUpdateRngDeviceWith != null) {
                    rngDevice.updateSourceByVersion(versionToUpdateRngDeviceWith);
                }
                specParams.putAll(rngDevice.getSpecParams());
                break;
            case CONSOLE:
                if (!isConsoleEnabled) {
                    continue;
                }
                specParams.putAll(device.getSpecParams());
                hasConsole = true;
                break;
            case SOUND:
                if (!isSoundEnabled) {
                    continue;
                }
                hasSound = true;
                break;
            case GRAPHICS:
                GraphicsType type = GraphicsType.fromVmDeviceType(VmDeviceType.getByName(device.getDevice()));
                // OR if we already have it
                if (graphicsToSkip.contains(type) || hasGraphicsDevice(dstId, GraphicsType.fromString(device.getDevice()))) {
                    continue;
                }
                break;
            case HOSTDEV:
                if (!copyHostDevices) {
                    continue;
                }
                specParams.putAll(device.getSpecParams());
                break;
            default:
                break;
        }
        device.setId(new VmDeviceId(deviceId, dstId));
        device.setSpecParams(specParams);
        vmDeviceDao.save(device);
    }
    if (!hasCd) {
        addCdDevice(dstId, dstCdPath);
    }
    updateUsbSlots(srcVmBase, dstVmBase, () -> clusterDao.get(dstVmBase.getClusterId()));
    if (isSoundEnabled && !hasSound) {
        if (dstIsVm) {
            addSoundDevice(dstVmBase);
        } else {
            addSoundDevice(dstVmBase.getId(), dstVmBase.getOsId(), cluster != null ? cluster.getCompatibilityVersion() : null);
        }
    }
    if (isConsoleEnabled && !hasConsole) {
        addConsoleDevice(dstId);
    }
    if (Boolean.TRUE.equals(isVirtioScsiEnabled) && !hasVirtioScsi) {
        addVirtioScsiController(dstVmBase, getVmCompatibilityVersion(dstVmBase));
    }
    if (isBalloonEnabled && !hasBalloon) {
        addMemoryBalloon(dstId);
    }
    if (dstIsVm) {
        addVideoDevices(dstVmBase, getNeededNumberOfVideoDevices(dstVmBase));
    }
}