Examples with ConnectivityIntent org.onosproject.net.intent.ConnectivityIntent used on opensource projects

Example 1 with ConnectivityIntent

use of org.onosproject.net.intent.ConnectivityIntent in project onos by opennetworkinglab.

the class IntentMonitorAndRerouteManager method startMonitorIntent.

@Override
public synchronized boolean startMonitorIntent(Key intentKey) {
    checkNotNull(intentKey, "Intent Key must not be null");
    log.debug("Start Monitor Intent: {}", intentKey.toString());
    toBeMonitoredIntents.add(intentKey);
    // Check if the requested intent is already present in the intent manager
    Intent installedIntent = intentService.getIntent(intentKey);
    if (!allowedIntent(installedIntent)) {
        return false;
    }
    // Check if the intent that is present in the intent subsystem is already installed
    if (intentService.getIntentState(intentKey) == IntentState.INSTALLED) {
        storeMonitoredIntent((ConnectivityIntent) installedIntent);
    }
    return true;
}

Example 2 with ConnectivityIntent

use of org.onosproject.net.intent.ConnectivityIntent in project onos by opennetworkinglab.

the class IntentMonitorAndRerouteManager method applyPath.

@Override
public boolean applyPath(Route route) {
    checkNotNull(route, "Route to apply must be not null");
    checkNotNull(route.appId(), "Application id must be not null");
    checkNotNull(route.key(), "Intent key to apply must be not null");
    checkNotNull(route.paths(), "New path must be not null");
    checkArgument(route.paths().size() >= 1);
    ApplicationId appId = route.appId();
    Key key = route.key();
    // check if the app and the intent key are monitored
    if (!monitoredIntents.containsKey(appId)) {
        return false;
    }
    if (!monitoredIntents.get(appId).containsKey(key)) {
        return false;
    }
    // TODO: now we manage only the unsplittable routing
    Path currentPath = route.paths().stream().max(Comparator.comparing(Path::weight)).get();
    // in this case remove them from the list
    if (currentPath.path().get(0) instanceof HostId) {
        currentPath.path().remove(0);
    }
    if (currentPath.path().get(currentPath.path().size() - 1) instanceof HostId) {
        currentPath.path().remove(currentPath.path().size() - 1);
    }
    List<Link> links = createPathFromDeviceList(currentPath.path());
    // Generate the new Link collection intent, if not possible it will return the old intent
    ConnectivityIntent intent = generateLinkCollectionIntent(links, key, appId);
    storeMonitoredIntent(intent);
    intentService.submit(intent);
    return true;
}

Example 3 with ConnectivityIntent

use of org.onosproject.net.intent.ConnectivityIntent in project onos by opennetworkinglab.

the class IntentMonitorAndRerouteManager method generateLinkCollectionIntent.

/**
 * Generates a new {@Link LinkCollectionIntent} applying the new path.
 * @param links List of links of the new path.
 * @param intentKey Key of the intent you want to re-route.
 * @param appId Application id that submits initially the intent.
 * @return The new intent, if not possibile it will return the old intent already installed.
 */
private ConnectivityIntent generateLinkCollectionIntent(List<Link> links, Key intentKey, ApplicationId appId) {
    checkNotNull(links);
    checkNotNull(appId);
    // Gets the oldIntent already installed
    ConnectivityIntent oldIntent = monitoredIntents.get(appId).get(intentKey);
    // Flush the statistics of the currently installed intent
    flushIntentStatStore(intentKey);
    // get the connect point of the old intent
    // Left element of the Pair is the ingress, right one is the egress
    Pair<Set<FilteredConnectPoint>, Set<FilteredConnectPoint>> cpPair = extractEndConnectPoints(oldIntent);
    if (cpPair == null) {
        return oldIntent;
    }
    // Now generate the new intent
    LinkCollectionIntent newIntent = LinkCollectionIntent.builder().appId(oldIntent.appId()).key(intentKey).selector(oldIntent.selector()).filteredIngressPoints(ImmutableSet.copyOf(cpPair.getLeft())).filteredEgressPoints(ImmutableSet.copyOf(cpPair.getRight())).treatment(oldIntent.treatment()).priority(oldIntent.priority()).constraints(oldIntent.constraints()).links(ImmutableSet.copyOf(links)).applyTreatmentOnEgress(true).build();
    return newIntent;
}

Example 4 with ConnectivityIntent

use of org.onosproject.net.intent.ConnectivityIntent in project onos by opennetworkinglab.

the class ConnectivityIntentCodec method encode.

@Override
public ObjectNode encode(ConnectivityIntent intent, CodecContext context) {
    checkNotNull(intent, "Connectivity intent cannot be null");
    final JsonCodec<Intent> intentCodec = context.codec(Intent.class);
    final ObjectNode result = intentCodec.encode(intent, context);
    if (intent.selector() != null) {
        final JsonCodec<TrafficSelector> selectorCodec = context.codec(TrafficSelector.class);
        result.set(SELECTOR, selectorCodec.encode(intent.selector(), context));
    }
    if (intent.treatment() != null) {
        final JsonCodec<TrafficTreatment> treatmentCodec = context.codec(TrafficTreatment.class);
        result.set(TREATMENT, treatmentCodec.encode(intent.treatment(), context));
    }
    result.put(IntentCodec.PRIORITY, intent.priority());
    if (intent.constraints() != null) {
        final ArrayNode jsonConstraints = result.putArray(CONSTRAINTS);
        if (intent.constraints() != null) {
            final JsonCodec<Constraint> constraintCodec = context.codec(Constraint.class);
            for (final Constraint constraint : intent.constraints()) {
                final ObjectNode constraintNode = constraintCodec.encode(constraint, context);
                jsonConstraints.add(constraintNode);
            }
        }
    }
    return result;
}

Example 5 with ConnectivityIntent

use of org.onosproject.net.intent.ConnectivityIntent in project onos by opennetworkinglab.

the class HostToHostIntentCodec method encode.

@Override
public ObjectNode encode(HostToHostIntent intent, CodecContext context) {
    checkNotNull(intent, "Host to host intent cannot be null");
    final JsonCodec<ConnectivityIntent> connectivityIntentCodec = context.codec(ConnectivityIntent.class);
    final ObjectNode result = connectivityIntentCodec.encode(intent, context);
    final String one = intent.one().toString();
    final String two = intent.two().toString();
    result.put(ONE, one);
    result.put(TWO, two);
    return result;
}