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

Example 16 with Intent

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

the class HostToHostIntentCompiler method createLinkCollectionIntent.

private Intent createLinkCollectionIntent(Path path, Host src, Host dst, HostToHostIntent intent) {
    // Try to allocate bandwidth
    List<ConnectPoint> pathCPs = path.links().stream().flatMap(l -> Stream.of(l.src(), l.dst())).collect(Collectors.toList());
    allocateBandwidth(intent, pathCPs);
    Link ingressLink = path.links().get(0);
    Link egressLink = path.links().get(path.links().size() - 1);
    FilteredConnectPoint ingressPoint = getFilteredPointFromLink(ingressLink);
    FilteredConnectPoint egressPoint = getFilteredPointFromLink(egressLink);
    TrafficSelector selector = builder(intent.selector()).matchEthSrc(src.mac()).matchEthDst(dst.mac()).build();
    /*
         * The path contains also the edge links, these are not necessary
         * for the LinkCollectionIntent.
         */
    Set<Link> coreLinks = path.links().stream().filter(link -> !link.type().equals(EDGE)).collect(Collectors.toSet());
    return LinkCollectionIntent.builder().key(intent.key()).appId(intent.appId()).selector(selector).treatment(intent.treatment()).links(coreLinks).filteredIngressPoints(ImmutableSet.of(ingressPoint)).filteredEgressPoints(ImmutableSet.of(egressPoint)).applyTreatmentOnEgress(true).constraints(intent.constraints()).priority(intent.priority()).resourceGroup(intent.resourceGroup()).build();
}

Example 17 with Intent

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

the class CompilerRegistry method compile.

/**
 * Compiles an intent recursively.
 *
 * @param intent intent
 * @param previousInstallables previous intent installables
 * @return result of compilation
 */
List<Intent> compile(Intent intent, List<Intent> previousInstallables) {
    if (intent.isInstallable()) {
        return ImmutableList.of(intent);
    }
    // FIXME: get previous resources
    List<Intent> installables = new ArrayList<>();
    Queue<Intent> compileQueue = new LinkedList<>();
    compileQueue.add(intent);
    Intent compiling;
    while ((compiling = compileQueue.poll()) != null) {
        registerSubclassCompilerIfNeeded(compiling);
        List<Intent> compiled = getCompiler(compiling).compile(compiling, previousInstallables);
        compiled.forEach(i -> {
            if (i.isInstallable()) {
                installables.add(i);
            } else {
                compileQueue.add(i);
            }
        });
    }
    return installables;
}

Example 18 with Intent

use of org.onosproject.net.intent.Intent 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 19 with Intent

use of org.onosproject.net.intent.Intent 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 20 with Intent

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

the class IntentSynchronizerTest method testIntentSync.

/**
 * Tests the synchronization behavior of intent synchronizer. We set up
 * a discrepancy between the intent service state and the intent
 * synchronizer's state and ensure that this is reconciled correctly.
 */
@Test
public void testIntentSync() {
    // Construct routes and intents.
    // This test simulates the following cases during the master change
    // time interval:
    // 1. intent1 did not change and the intent also did not change.
    // 2. intent2 was deleted, but the intent was not deleted.
    // 3. intent3 was newly added, and the intent was also submitted.
    // 4. intent4 was updated to RouteEntry4Update, and the intent was
    // also updated to a new one.
    // 5. intent5 did not change, but its intent id changed.
    // 6. intent6 was newly added, but the intent was not submitted.
    MultiPointToSinglePointIntent intent1 = intentBuilder(Ip4Prefix.valueOf("1.1.1.0/24"), "00:00:00:00:00:01", SW1_ETH1);
    MultiPointToSinglePointIntent intent2 = intentBuilder(Ip4Prefix.valueOf("2.2.2.0/24"), "00:00:00:00:00:02", SW2_ETH1);
    MultiPointToSinglePointIntent intent3 = intentBuilder(Ip4Prefix.valueOf("3.3.3.0/24"), "00:00:00:00:00:03", SW3_ETH1);
    MultiPointToSinglePointIntent intent4 = intentBuilder(Ip4Prefix.valueOf("4.4.4.0/24"), "00:00:00:00:00:03", SW3_ETH1);
    MultiPointToSinglePointIntent intent4Update = intentBuilder(Ip4Prefix.valueOf("4.4.4.0/24"), "00:00:00:00:00:02", SW2_ETH1);
    MultiPointToSinglePointIntent intent5 = intentBuilder(Ip4Prefix.valueOf("5.5.5.0/24"), "00:00:00:00:00:01", SW1_ETH1);
    MultiPointToSinglePointIntent intent7 = intentBuilder(Ip4Prefix.valueOf("7.7.7.0/24"), "00:00:00:00:00:01", SW1_ETH1);
    MultiPointToSinglePointIntent intent6 = intentBuilder(Ip4Prefix.valueOf("6.6.6.0/24"), "00:00:00:00:00:01", SW1_ETH1);
    // Set up expectation
    Set<Intent> intents = new HashSet<>();
    intents.add(intent1);
    EasyMock.expect(intentService.getIntentState(intent1.key())).andReturn(IntentState.INSTALLED).anyTimes();
    intents.add(intent2);
    EasyMock.expect(intentService.getIntentState(intent2.key())).andReturn(IntentState.INSTALLED).anyTimes();
    intents.add(intent4);
    EasyMock.expect(intentService.getIntentState(intent4.key())).andReturn(IntentState.INSTALLED).anyTimes();
    intents.add(intent5);
    EasyMock.expect(intentService.getIntentState(intent5.key())).andReturn(IntentState.INSTALLED).anyTimes();
    intents.add(intent7);
    EasyMock.expect(intentService.getIntentState(intent7.key())).andReturn(IntentState.WITHDRAWING).anyTimes();
    EasyMock.expect(intentService.getIntents()).andReturn(intents).anyTimes();
    // These are the operations that should be done to the intentService
    // during synchronization
    intentService.withdraw(intent2);
    intentService.submit(intent3);
    intentService.submit(intent4Update);
    intentService.submit(intent6);
    intentService.submit(intent7);
    EasyMock.replay(intentService);
    // Start the test
    // Simulate some input from the clients. The intent synchronizer has not
    // gained the global leadership yet, but it will remember this input for
    // when it does.
    intentSynchronizer.submit(intent1);
    intentSynchronizer.submit(intent2);
    intentSynchronizer.withdraw(intent2);
    intentSynchronizer.submit(intent3);
    intentSynchronizer.submit(intent4);
    intentSynchronizer.submit(intent4Update);
    intentSynchronizer.submit(intent5);
    intentSynchronizer.submit(intent6);
    intentSynchronizer.submit(intent7);
    // Give the leadership to the intent synchronizer. It will now attempt
    // to synchronize the intents in the store with the intents it has
    // recorded based on the earlier user input.
    intentSynchronizer.modifyPrimary(true);
    EasyMock.verify(intentService);
}