Examples with PortDescription org.onosproject.net.device.PortDescription used on opensource projects

Example 66 with PortDescription

use of org.onosproject.net.device.PortDescription in project onos by opennetworkinglab.

the class GossipDeviceStore method updatePorts.

@Override
public synchronized List<DeviceEvent> updatePorts(ProviderId providerId, DeviceId deviceId, List<PortDescription> portDescriptions) {
    NodeId localNode = clusterService.getLocalNode().id();
    // TODO: It might be negligible, but this will have negative impact to topology discovery performance,
    // since it will trigger distributed store read.
    // Also, it'll probably be better if side-way communication happened on ConfigurationProvider, etc.
    // outside Device subsystem. so that we don't have to modify both Device and Link stores.
    // If we don't care much about topology performance, then it might be OK.
    NodeId deviceNode = mastershipService.getMasterFor(deviceId);
    // Process port update only if we're the master of the device,
    // otherwise signal the actual master.
    List<DeviceEvent> deviceEvents = null;
    if (localNode.equals(deviceNode)) {
        final Timestamp newTimestamp;
        try {
            newTimestamp = deviceClockService.getTimestamp(deviceId);
        } catch (IllegalStateException e) {
            log.info("Timestamp was not available for device {}", deviceId);
            log.debug("  discarding {}", portDescriptions);
            return Collections.emptyList();
        }
        log.debug("timestamp for {} {}", deviceId, newTimestamp);
        final Timestamped<List<PortDescription>> timestampedInput = new Timestamped<>(portDescriptions, newTimestamp);
        final Timestamped<List<PortDescription>> merged;
        final Map<ProviderId, DeviceDescriptions> device = getOrCreateDeviceDescriptionsMap(deviceId);
        synchronized (device) {
            deviceEvents = updatePortsInternal(providerId, deviceId, timestampedInput);
            final DeviceDescriptions descs = device.get(providerId);
            List<PortDescription> mergedList = FluentIterable.from(portDescriptions).transform(input -> descs.getPortDesc(input.portNumber()).value()).toList();
            merged = new Timestamped<>(mergedList, newTimestamp);
        }
        if (!deviceEvents.isEmpty()) {
            log.debug("Notifying peers of a ports update topology event for providerId: {} and deviceId: {}", providerId, deviceId);
            notifyPeers(new InternalPortEvent(providerId, deviceId, merged));
        }
    } else {
        return Collections.emptyList();
    }
    return deviceEvents;
}

Example 67 with PortDescription

use of org.onosproject.net.device.PortDescription in project onos by opennetworkinglab.

the class GossipDeviceStore method updatePortStatusInternal.

private DeviceEvent updatePortStatusInternal(ProviderId providerId, DeviceId deviceId, Timestamped<PortDescription> deltaDesc) {
    Device device = devices.get(deviceId);
    checkArgument(device != null, DEVICE_NOT_FOUND, deviceId);
    Map<ProviderId, DeviceDescriptions> descsMap = deviceDescs.get(deviceId);
    checkArgument(descsMap != null, DEVICE_NOT_FOUND, deviceId);
    synchronized (descsMap) {
        if (isDeviceRemoved(deviceId, deltaDesc.timestamp())) {
            log.debug("Ignoring outdated event: {}", deltaDesc);
            return null;
        }
        DeviceDescriptions descs = descsMap.get(providerId);
        // assuming all providers must to give DeviceDescription
        verify(descs != null, "Device description for Device ID %s from Provider %s was not found", deviceId, providerId);
        ConcurrentMap<PortNumber, Port> ports = getPortMap(deviceId);
        final PortNumber number = deltaDesc.value().portNumber();
        final Port oldPort = ports.get(number);
        final Port newPort;
        final Timestamped<PortDescription> existingPortDesc = descs.getPortDesc(number);
        boolean toDelete;
        if (existingPortDesc == null || deltaDesc.isNewer(existingPortDesc)) {
            // on new port or valid update
            // update description
            descs.putPortDesc(deltaDesc);
            newPort = composePort(device, number, descsMap);
            toDelete = deltaDesc.value().isRemoved();
        } else {
            // same or outdated event, ignored.
            log.trace("ignore same or outdated {} >= {}", existingPortDesc, deltaDesc);
            return null;
        }
        if (!toDelete) {
            return oldPort == null ? createPort(device, newPort, ports) : updatePort(device, oldPort, newPort, ports);
        } else {
            return removePort(deviceId, number, providerId, descsMap);
        }
    }
}

Example 68 with PortDescription

use of org.onosproject.net.device.PortDescription in project onos by opennetworkinglab.

the class DeviceDescriptions method putPortDesc.

/**
 * Puts PortDescription, merging annotations as necessary.
 *
 * @param newDesc new PortDescription
 */
public void putPortDesc(Timestamped<PortDescription> newDesc) {
    Timestamped<PortDescription> oldOne = portDescs.get(newDesc.value().portNumber());
    Timestamped<PortDescription> newOne = newDesc;
    if (oldOne != null) {
        SparseAnnotations merged = union(oldOne.value().annotations(), newDesc.value().annotations());
        newOne = new Timestamped<>(DefaultPortDescription.builder(newDesc.value()).annotations(merged).build(), newDesc.timestamp());
    }
    portDescs.put(newOne.value().portNumber(), newOne);
}

Example 69 with PortDescription

use of org.onosproject.net.device.PortDescription in project onos by opennetworkinglab.

the class GossipDeviceStore method handlePortStatusEvent.

private void handlePortStatusEvent(InternalPortStatusEvent event) {
    ProviderId providerId = event.providerId();
    DeviceId deviceId = event.deviceId();
    Timestamped<PortDescription> portDescription = event.portDescription();
    if (getDevice(deviceId) == null) {
        log.debug("{} not found on this node yet, ignoring.", deviceId);
        // Note: dropped information will be recovered by anti-entropy
        return;
    }
    try {
        notifyDelegateIfNotNull(updatePortStatusInternal(providerId, deviceId, portDescription));
    } catch (Exception e) {
        log.warn("Exception thrown handling port update", e);
    }
}

Example 70 with PortDescription

use of org.onosproject.net.device.PortDescription in project onos by opennetworkinglab.

the class GossipDeviceStore method updatePortsInternal.

private List<DeviceEvent> updatePortsInternal(ProviderId providerId, DeviceId deviceId, Timestamped<List<PortDescription>> portDescriptions) {
    Device device = devices.get(deviceId);
    if (device == null) {
        log.debug("Device is no longer valid: {}", deviceId);
        return Collections.emptyList();
    }
    Map<ProviderId, DeviceDescriptions> descsMap = deviceDescs.get(deviceId);
    checkArgument(descsMap != null, DEVICE_NOT_FOUND, deviceId);
    List<DeviceEvent> events = new ArrayList<>();
    synchronized (descsMap) {
        if (isDeviceRemoved(deviceId, portDescriptions.timestamp())) {
            log.debug("Ignoring outdated events: {}", portDescriptions);
            return Collections.emptyList();
        }
        DeviceDescriptions descs = descsMap.get(providerId);
        // every provider must provide DeviceDescription.
        checkArgument(descs != null, "Device description for Device ID %s from Provider %s was not found", deviceId, providerId);
        Map<PortNumber, Port> ports = getPortMap(deviceId);
        final Timestamp newTimestamp = portDescriptions.timestamp();
        // Add new ports
        Set<PortNumber> processed = new HashSet<>();
        for (PortDescription portDescription : portDescriptions.value()) {
            final PortNumber number = portDescription.portNumber();
            processed.add(number);
            final Port oldPort = ports.get(number);
            final Port newPort;
            boolean isRemoved = portDescription.isRemoved();
            final Timestamped<PortDescription> existingPortDesc = descs.getPortDesc(number);
            if (existingPortDesc == null || newTimestamp.compareTo(existingPortDesc.timestamp()) >= 0) {
                // on new port or valid update
                // update description
                descs.putPortDesc(new Timestamped<>(portDescription, portDescriptions.timestamp()));
                newPort = composePort(device, number, descsMap);
            } else {
                // outdated event, ignored.
                continue;
            }
            if (isRemoved && oldPort != null) {
                events.add(removePort(deviceId, oldPort.number(), providerId, descsMap));
            } else if (!isRemoved) {
                events.add(oldPort == null ? createPort(device, newPort, ports) : updatePort(device, oldPort, newPort, ports));
            }
        }
        events.addAll(pruneOldPorts(device, ports, processed));
    }
    return FluentIterable.from(events).filter(notNull()).toList();
}