Examples with VdsIdAndVdsVDSCommandParametersBase org.ovirt.engine.core.common.vdscommands.VdsIdAndVdsVDSCommandParametersBase used on opensource projects

Example 6 with VdsIdAndVdsVDSCommandParametersBase

use of org.ovirt.engine.core.common.vdscommands.VdsIdAndVdsVDSCommandParametersBase in project ovirt-engine by oVirt.

the class RefreshHostDevicesCommand method executeCommand.

@Override
protected void executeCommand() {
    VDSReturnValue vdsReturnValue = resourceManager.runVdsCommand(VDSCommandType.HostDevListByCaps, new VdsIdAndVdsVDSCommandParametersBase(getVds()));
    if (!vdsReturnValue.getSucceeded()) {
        return;
    }
    List<HostDevice> fetchedDevices = (List<HostDevice>) vdsReturnValue.getReturnValue();
    List<HostDevice> oldDevices = hostDeviceDao.getHostDevicesByHostId(getVdsId());
    Map<String, HostDevice> oldMap = Entities.entitiesByName(oldDevices);
    fetchedMap = filterOrphanedDevices(Entities.entitiesByName(fetchedDevices));
    final List<HostDevice> newDevices = new ArrayList<>();
    final List<HostDevice> changedDevices = new ArrayList<>();
    for (Map.Entry<String, HostDevice> entry : fetchedMap.entrySet()) {
        HostDevice device = entry.getValue();
        if (oldMap.containsKey(entry.getKey())) {
            if (!oldMap.get(entry.getKey()).equals(device)) {
                changedDevices.add(device);
            }
        } else {
            newDevices.add(device);
        }
    }
    final List<HostDevice> removedDevices = new ArrayList<>();
    final List<VmDevice> removedVmDevices = new ArrayList<>();
    for (Map.Entry<String, HostDevice> entry : oldMap.entrySet()) {
        final String deviceName = entry.getKey();
        if (!fetchedMap.containsKey(deviceName)) {
            removedDevices.add(entry.getValue());
            if (getAttachedVmDevicesMap().containsKey(deviceName)) {
                List<VmDevice> vmDevices = getAttachedVmDevicesMap().get(deviceName);
                for (VmDevice vmDevice : vmDevices) {
                    log.warn("Removing VM[{}]'s hostDevice[{}] because it no longer exists on host {}", vmDevice.getVmId(), deviceName, getVds());
                    removedVmDevices.add(vmDevice);
                }
            }
        }
    }
    try {
        hostLocking.acquireHostDevicesLock(getVdsId());
        TransactionSupport.executeInNewTransaction(() -> {
            hostDeviceDao.saveAllInBatch(newDevices);
            hostDeviceDao.updateAllInBatch(changedDevices);
            hostDeviceDao.removeAllInBatch(removedDevices);
            handleHostNicVfsConfigUpdate();
            vmDeviceDao.removeAllInBatch(removedVmDevices);
            return null;
        });
    } finally {
        hostLocking.releaseHostDevicesLock(getVdsId());
    }
    setSucceeded(true);
}