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

Example 36 with PointToPointIntent

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

the class PointToPointIntentCompiler method allocateIntentBandwidth.

private void allocateIntentBandwidth(PointToPointIntent intent, Path path) {
    ConnectPoint ingressCP = intent.filteredIngressPoint().connectPoint();
    ConnectPoint egressCP = intent.filteredEgressPoint().connectPoint();
    List<ConnectPoint> pathCPs = path.links().stream().flatMap(l -> Stream.of(l.src(), l.dst())).collect(Collectors.toList());
    pathCPs.add(ingressCP);
    pathCPs.add(egressCP);
    allocateBandwidth(intent, pathCPs);
}

Example 37 with PointToPointIntent

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

the class PointToPointIntentCompiler method removeAndUpdateIntents.

/**
 * Removes intents from installables list, depending on the values
 * of instance variables erasePrimary and eraseBackup. Flow rule intents
 * that contain the manufactured fast failover flow rules are never deleted.
 * The contents are simply modified as necessary. If cleanUpIntents size
 * is greater than 1 (failover intent), then one whole path from previous
 * installables must be still viable.
 *
 * @param cleanUpIntents   list of installable intents
 */
private void removeAndUpdateIntents(List<Intent> cleanUpIntents, PointToPointIntent pointIntent) {
    ListIterator<Intent> iterator = cleanUpIntents.listIterator();
    while (iterator.hasNext()) {
        Intent cIntent = iterator.next();
        if (cIntent instanceof FlowRuleIntent) {
            FlowRuleIntent fIntent = (FlowRuleIntent) cIntent;
            if (fIntent.type() == PathIntent.ProtectionType.PRIMARY && erasePrimary) {
                // remove primary path's flow rule intents
                iterator.remove();
            } else if (fIntent.type() == PathIntent.ProtectionType.BACKUP && eraseBackup) {
                // remove backup path's flow rule intents
                iterator.remove();
            } else if (fIntent.type() == PathIntent.ProtectionType.BACKUP && erasePrimary) {
                // promote backup path's flow rule intents to primary
                iterator.set(new FlowRuleIntent(fIntent, PathIntent.ProtectionType.PRIMARY));
            }
        }
    }
    // remove buckets whose watchports are disabled if the failover group exists
    Group group = groupService.getGroup(pointIntent.filteredIngressPoint().connectPoint().deviceId(), makeGroupKey(pointIntent.id()));
    if (group != null) {
        updateFailoverGroup(pointIntent);
    }
}

Example 38 with PointToPointIntent

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

the class PointToPointIntentCompilerTest method testBandwidthConstrainedIntentSuccess.

/**
 * Tests that requests with sufficient available bandwidth succeed.
 */
@Test
public void testBandwidthConstrainedIntentSuccess() {
    final double bpsTotal = 1000.0;
    final double bpsToReserve = 100.0;
    final ResourceService resourceService = MockResourceService.makeCustomBandwidthResourceService(bpsTotal);
    final List<Constraint> constraints = Collections.singletonList(new BandwidthConstraint(Bandwidth.bps(bpsToReserve)));
    final PointToPointIntent intent = makeIntent(new ConnectPoint(DID_1, PORT_1), new ConnectPoint(DID_3, PORT_2), constraints);
    String[] hops = { S1, S2, S3 };
    final PointToPointIntentCompiler compiler = makeCompiler(hops, resourceService);
    final List<Intent> compiledIntents = compiler.compile(intent, null);
    assertThat(compiledIntents, Matchers.notNullValue());
    assertThat(compiledIntents, hasSize(1));
    assertThat("key is inherited", compiledIntents.stream().map(Intent::key).collect(Collectors.toList()), everyItem(is(intent.key())));
}

Example 39 with PointToPointIntent

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

the class PointToPointIntentCompilerTest method testSuggestedPath.

/**
 * Test if a suggested path is correctly applied.
 */
@Test
public void testSuggestedPath() {
    String[] suggestedPathHops = { S1, S3, S4, S5, S6, S8 };
    List<Link> suggestedPath = NetTestTools.createPath(suggestedPathHops).links();
    PointToPointIntent intent = makeIntentSuggestedPath(new ConnectPoint(DID_1, PORT_1), new ConnectPoint(DID_8, PORT_2), suggestedPath);
    String[][] paths = { { S1, S2, S8 }, suggestedPathHops };
    PointToPointIntentCompiler compiler = makeCompilerSuggestedPath(paths);
    List<Intent> result = compiler.compile(intent, null);
    assertThat(result, is(Matchers.notNullValue()));
    assertThat(result, hasSize(1));
    Intent resultIntent = result.get(0);
    assertThat(resultIntent instanceof LinkCollectionIntent, is(true));
    if (resultIntent instanceof LinkCollectionIntent) {
        LinkCollectionIntent resultLinkIntent = (LinkCollectionIntent) resultIntent;
        FilteredConnectPoint ingressPoint = new FilteredConnectPoint(new ConnectPoint(DID_1, PORT_1));
        FilteredConnectPoint egressPoint = new FilteredConnectPoint(new ConnectPoint(DID_8, PORT_2));
        // 5 links for the hops, plus one default link on ingress and egress
        assertThat(resultLinkIntent.links(), hasSize(suggestedPathHops.length - 1));
        assertThat(resultLinkIntent.links(), linksHasPath(S1, S3));
        assertThat(resultLinkIntent.links(), linksHasPath(S3, S4));
        assertThat(resultLinkIntent.links(), linksHasPath(S4, S5));
        assertThat(resultLinkIntent.links(), linksHasPath(S5, S6));
        assertThat(resultLinkIntent.links(), linksHasPath(S6, S8));
        assertThat(resultLinkIntent.filteredIngressPoints(), is(ImmutableSet.of(ingressPoint)));
        assertThat(resultLinkIntent.filteredEgressPoints(), is(ImmutableSet.of(egressPoint)));
    }
    assertThat("key is inherited", resultIntent.key(), is(intent.key()));
}

Example 40 with PointToPointIntent

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

the class PointToPointIntentCompilerTest method testSuggestedPathBandwidthConstrainedIntentFailure.

/**
 * Tests that requests with insufficient available bandwidth fail.
 */
@Test
public void testSuggestedPathBandwidthConstrainedIntentFailure() {
    final double bpsTotal = 10.0;
    final ResourceService resourceService = MockResourceService.makeCustomBandwidthResourceService(bpsTotal);
    final List<Constraint> constraints = Collections.singletonList(new BandwidthConstraint(Bandwidth.bps(BPS_TO_RESERVE)));
    String[] suggestedPathHops = { S1, S4, S5, S3 };
    List<Link> suggestedPath = NetTestTools.createPath(suggestedPathHops).links();
    try {
        final PointToPointIntent intent = makeIntentSuggestedPath(new ConnectPoint(DID_1, PORT_1), new ConnectPoint(DID_3, PORT_2), suggestedPath, constraints);
        String[][] paths = { { S1, S2, S3 }, suggestedPathHops };
        final PointToPointIntentCompiler compiler = makeCompilerSuggestedPath(paths, resourceService);
        compiler.compile(intent, null);
        fail("Point to Point compilation with insufficient bandwidth does " + "not throw exception.");
    } catch (PathNotFoundException noPath) {
        assertThat(noPath.getMessage(), containsString("No path"));
    }
}