Examples with Resource org.onosproject.net.resource.Resource used on opensource projects

Example 11 with Resource

use of org.onosproject.net.resource.Resource in project onos by opennetworkinglab.

the class ResourceDeviceListener method unregisterDeviceResource.

private void unregisterDeviceResource(Device device) {
    DiscreteResource devResource = Resources.discrete(device.id()).resource();
    List<Resource> allResources = getDescendantResources(devResource);
    adminService.unregister(Lists.transform(allResources, Resource::id));
}

Example 12 with Resource

use of org.onosproject.net.resource.Resource in project onos by opennetworkinglab.

the class TestAllocateResource method doExecute.

@Override
protected void doExecute() {
    resourceService = get(ResourceService.class);
    DeviceId did = DeviceId.deviceId(deviceIdStr);
    PortNumber portNum = PortNumber.fromString(portNumberStr);
    ResourceConsumer consumer = IntentId.valueOf(nIntendId);
    Resource resource = Resources.discrete(did, portNum, createLambda(Integer.parseInt(lambda))).resource();
    Optional<ResourceAllocation> allocate = resourceService.allocate(consumer, resource);
    if (allocate.isPresent()) {
        print("Allocated: %s", allocate.get());
    } else {
        print("Failed to allocate %s for %s", resource, consumer);
    }
}

Example 13 with Resource

use of org.onosproject.net.resource.Resource in project onos by opennetworkinglab.

the class OpticalPathProvisioner method updateBandwidthUsage.

/**
 * Updates usage information of bandwidth based on connectivity which is established.
 * @param connectivity Optical connectivity
 */
private void updateBandwidthUsage(OpticalConnectivity connectivity) {
    if (NO_BW_REQUIREMENT.equals(connectivity.bandwidth())) {
        // no bandwidth requirement, nothing to allocate.
        return;
    }
    OpticalConnectivityId connectivityId = connectivity.id();
    List<Link> links = connectivity.links();
    List<Resource> resources = links.stream().flatMap(l -> Stream.of(l.src(), l.dst())).filter(cp -> !isTransportLayer(deviceService.getDevice(cp.deviceId()).type())).map(cp -> Resources.continuous(cp.deviceId(), cp.port(), Bandwidth.class).resource(connectivity.bandwidth().bps())).collect(Collectors.toList());
    log.debug("allocating bandwidth for {} : {}", connectivityId, resources);
    List<ResourceAllocation> allocations = resourceService.allocate(connectivityId, resources);
    if (allocations.isEmpty()) {
        log.warn("Failed to allocate bandwidth {} to {}", connectivity.bandwidth().bps(), resources);
    // TODO any recovery?
    }
    log.debug("Done allocating bandwidth for {}", connectivityId);
}

Example 14 with Resource

use of org.onosproject.net.resource.Resource in project onos by opennetworkinglab.

the class OpticalCircuitIntentCompiler method compile.

@Override
public List<Intent> compile(OpticalCircuitIntent intent, List<Intent> installable) {
    // Check if ports are OduClt ports
    ConnectPoint src = intent.getSrc();
    ConnectPoint dst = intent.getDst();
    Port srcPort = deviceService.getPort(src.deviceId(), src.port());
    Port dstPort = deviceService.getPort(dst.deviceId(), dst.port());
    checkArgument(srcPort instanceof OduCltPort);
    checkArgument(dstPort instanceof OduCltPort);
    log.debug("Compiling optical circuit intent between {} and {}", src, dst);
    // Release of intent resources here is only a temporary solution for handling the
    // case of recompiling due to intent restoration (when intent state is FAILED).
    // TODO: try to release intent resources in IntentManager.
    resourceService.release(intent.key());
    // Check OduClt ports availability
    Resource srcPortResource = Resources.discrete(src.deviceId(), src.port()).resource();
    Resource dstPortResource = Resources.discrete(dst.deviceId(), dst.port()).resource();
    // If ports are not available, compilation fails
    if (!Stream.of(srcPortResource, dstPortResource).allMatch(resourceService::isAvailable)) {
        throw new OpticalIntentCompilationException("Ports for the intent are not available. Intent: " + intent);
    }
    List<Resource> ports = ImmutableList.of(srcPortResource, dstPortResource);
    // Check if both devices support multiplexing (usage of TributarySlots)
    boolean multiplexingSupported = isMultiplexingSupported(intent.getSrc()) && isMultiplexingSupported(intent.getDst());
    OpticalConnectivityIntent connIntent = findOpticalConnectivityIntent(intent.getSrc(), intent.getDst(), intent.getSignalType(), multiplexingSupported);
    if (connIntent != null && !multiplexingSupported) {
        return compile(intent, src, dst, Optional.of(connIntent), ports, false);
    }
    // Create optical connectivity intent if needed - no optical intent or not enough slots available
    if (connIntent == null) {
        return compile(intent, src, dst, Optional.empty(), ports, multiplexingSupported);
    }
    List<Resource> slots = availableSlotResources(connIntent.getSrc(), connIntent.getDst(), intent.getSignalType());
    if (slots.isEmpty()) {
        return compile(intent, src, dst, Optional.empty(), ports, true);
    }
    return compile(intent, src, dst, Optional.of(connIntent), ImmutableList.<Resource>builder().addAll(ports).addAll(slots).build(), false);
}

Example 15 with Resource

use of org.onosproject.net.resource.Resource in project onos by opennetworkinglab.

the class OpticalCircuitIntentCompiler method availableSlotResources.

private List<Resource> availableSlotResources(ConnectPoint src, ConnectPoint dst, CltSignalType signalType) {
    OduSignalType oduSignalType = OduSignalUtils.mappingCltSignalTypeToOduSignalType(signalType);
    int requestedTsNum = oduSignalType.tributarySlots();
    Set<TributarySlot> commonTributarySlots = findCommonTributarySlotsOnCps(src, dst);
    if (commonTributarySlots.isEmpty()) {
        return Collections.emptyList();
    }
    if (commonTributarySlots.size() < requestedTsNum) {
        return Collections.emptyList();
    }
    Set<TributarySlot> tributarySlots = commonTributarySlots.stream().limit(requestedTsNum).collect(Collectors.toSet());
    final List<ConnectPoint> portsList = ImmutableList.of(src, dst);
    List<Resource> tributarySlotResources = portsList.stream().flatMap(cp -> tributarySlots.stream().map(ts -> Resources.discrete(cp.deviceId(), cp.port()).resource().child(ts))).collect(Collectors.toList());
    if (!tributarySlotResources.stream().allMatch(resourceService::isAvailable)) {
        log.debug("Resource allocation for {} on {} and {} failed (resource request: {})", signalType, src, dst, tributarySlotResources);
        return Collections.emptyList();
    }
    return tributarySlotResources;
}