Examples with LatencyConstraint org.onosproject.net.intent.constraint.LatencyConstraint used on opensource projects

Example 1 with LatencyConstraint

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

the class LinkCollectionIntentTest method testConstructorWithConstraints.

/**
 * Tests constructor with constraints.
 */
@Test
public void testConstructorWithConstraints() {
    final HashSet<Link> links1 = new HashSet<>();
    final LinkedList<Constraint> constraints = new LinkedList<>();
    links1.add(link("src", 1, "dst", 2));
    constraints.add(new LatencyConstraint(Duration.ofMillis(100)));
    final LinkCollectionIntent collectionIntent = LinkCollectionIntent.builder().appId(APP_ID).selector(selector).treatment(treatment).links(links1).filteredIngressPoints(ImmutableSet.of(new FilteredConnectPoint(ingress))).filteredEgressPoints(ImmutableSet.of(new FilteredConnectPoint(egress))).constraints(constraints).priority(8888).build();
    final Set<Link> createdLinks = collectionIntent.links();
    assertThat(createdLinks, hasSize(1));
    assertThat(collectionIntent.isInstallable(), is(false));
    assertThat(collectionIntent.treatment(), is(treatment));
    assertThat(collectionIntent.selector(), is(selector));
    assertThat(collectionIntent.ingressPoints(), is(ImmutableSet.of(ingress)));
    assertThat(collectionIntent.egressPoints(), is(ImmutableSet.of(egress)));
    final List<Constraint> createdConstraints = collectionIntent.constraints();
    assertThat(createdConstraints, hasSize(1));
    assertThat(createdConstraints.get(0), instanceOf(LatencyConstraint.class));
}

Example 2 with LatencyConstraint

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

the class ConstraintCodecTest method latencyConstraint.

/**
 * Tests latency constraint.
 */
@Test
public void latencyConstraint() {
    Constraint constraint = getConstraint("LatencyConstraint.json");
    assertThat(constraint, instanceOf(LatencyConstraint.class));
    LatencyConstraint latencyConstraint = (LatencyConstraint) constraint;
    assertThat(latencyConstraint.latency().toMillis(), is(111L));
}

Example 3 with LatencyConstraint

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

the class IntentCodecTest method intentWithTreatmentSelectorAndConstraints.

/**
 * Tests the encoding of an intent with treatment, selector and constraints
 * specified.
 */
@Test
public void intentWithTreatmentSelectorAndConstraints() {
    ConnectPoint ingress = NetTestTools.connectPoint("ingress", 1);
    ConnectPoint egress = NetTestTools.connectPoint("egress", 2);
    DeviceId did1 = did("device1");
    DeviceId did2 = did("device2");
    DeviceId did3 = did("device3");
    Lambda ochSignal = Lambda.ochSignal(GridType.DWDM, ChannelSpacing.CHL_100GHZ, 4, 8);
    final TrafficSelector selector = DefaultTrafficSelector.builder().matchIPProtocol((byte) 3).matchMplsLabel(MplsLabel.mplsLabel(4)).add(Criteria.matchOchSignalType(OchSignalType.FIXED_GRID)).add(Criteria.matchLambda(ochSignal)).matchEthDst(MacAddress.BROADCAST).matchIPDst(IpPrefix.valueOf("1.2.3.4/24")).build();
    final TrafficTreatment treatment = DefaultTrafficTreatment.builder().setMpls(MplsLabel.mplsLabel(44)).setOutput(PortNumber.CONTROLLER).setEthDst(MacAddress.BROADCAST).build();
    final List<Constraint> constraints = ImmutableList.of(new BandwidthConstraint(Bandwidth.bps(1.0)), new AnnotationConstraint("key", 33.0), new AsymmetricPathConstraint(), new LatencyConstraint(Duration.ofSeconds(2)), new ObstacleConstraint(did1, did2), new WaypointConstraint(did3));
    final PointToPointIntent intent = PointToPointIntent.builder().appId(appId).selector(selector).treatment(treatment).filteredIngressPoint(new FilteredConnectPoint(ingress)).filteredEgressPoint(new FilteredConnectPoint(egress)).constraints(constraints).build();
    final JsonCodec<PointToPointIntent> intentCodec = context.codec(PointToPointIntent.class);
    assertThat(intentCodec, notNullValue());
    final ObjectNode intentJson = intentCodec.encode(intent, context);
    assertThat(intentJson, matchesIntent(intent));
}

Example 4 with LatencyConstraint

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

the class ConnectivityIntentCommand method buildConstraints.

/**
 * Builds the constraint list for this command based on the command line
 * parameters.
 *
 * @return List of constraint objects describing the constraints requested
 */
protected List<Constraint> buildConstraints() {
    final List<Constraint> constraints = new LinkedList<>();
    // Check for a bandwidth specification
    if (!isNullOrEmpty(bandwidthString)) {
        Bandwidth bandwidth;
        try {
            bandwidth = Bandwidth.bps(Long.parseLong(bandwidthString));
        // when the string can't be parsed as long, then try to parse as double
        } catch (NumberFormatException e) {
            bandwidth = Bandwidth.bps(Double.parseDouble(bandwidthString));
        }
        constraints.add(new BandwidthConstraint(bandwidth));
    }
    // Check for partial failure specification
    if (partial) {
        constraints.add(new PartialFailureConstraint());
    }
    // Check for encapsulation specification
    if (!isNullOrEmpty(encapsulationString)) {
        final EncapsulationType encapType = EncapsulationType.valueOf(encapsulationString);
        constraints.add(new EncapsulationConstraint(encapType));
    }
    // Check for hashed path selection
    if (hashedPathSelection) {
        constraints.add(new HashedPathSelectionConstraint());
    }
    // Check for domain processing
    if (domains) {
        constraints.add(DomainConstraint.domain());
    }
    // Check for a latency specification
    if (!isNullOrEmpty(latConstraint)) {
        try {
            long lat = Long.parseLong(latConstraint);
            constraints.add(new LatencyConstraint(Duration.of(lat, ChronoUnit.NANOS)));
        } catch (NumberFormatException e) {
            double lat = Double.parseDouble(latConstraint);
            constraints.add(new LatencyConstraint(Duration.of((long) lat, ChronoUnit.NANOS)));
        }
    }
    return constraints;
}

Example 5 with LatencyConstraint

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

the class EncodeConstraintCodecHelper method encode.

/**
 * Encodes the constraint in JSON.
 *
 * @return JSON node
 */
public ObjectNode encode() {
    final ObjectNode result;
    if (constraint instanceof BandwidthConstraint) {
        result = encodeBandwidthConstraint();
    } else if (constraint instanceof LinkTypeConstraint) {
        result = encodeLinkTypeConstraint();
    } else if (constraint instanceof AnnotationConstraint) {
        result = encodeAnnotationConstraint();
    } else if (constraint instanceof LatencyConstraint) {
        result = encodeLatencyConstraint();
    } else if (constraint instanceof ObstacleConstraint) {
        result = encodeObstacleConstraint();
    } else if (constraint instanceof WaypointConstraint) {
        result = encodeWaypointConstraint();
    } else if (constraint instanceof MeteredConstraint) {
        result = encodeMeteredConstraint();
    } else if (constraint instanceof TierConstraint) {
        result = encodeTierConstraint();
    } else {
        result = context.mapper().createObjectNode();
    }
    result.put(ConstraintCodec.TYPE, constraint.getClass().getSimpleName());
    return result;
}