Examples with ContinuousResource org.onosproject.net.resource.ContinuousResource used on opensource projects

Example 1 with ContinuousResource

use of org.onosproject.net.resource.ContinuousResource in project onos by opennetworkinglab.

the class ResourcesCommand method printResource.

private void printResource(Resource resource, int level) {
    // workaround to preserve the original behavior of ResourceService#getRegisteredResources
    Set<Resource> children;
    if (resource instanceof DiscreteResource) {
        children = resourceService.getRegisteredResources(((DiscreteResource) resource).id());
    } else {
        children = Collections.emptySet();
    }
    if (resource.equals(Resource.ROOT)) {
        print("ROOT");
    } else {
        String resourceName = resource.simpleTypeName();
        if (resource instanceof ContinuousResource) {
            if (availablesOnly) {
                // Get the total resource
                double total = ((ContinuousResource) resource).value();
                // Get allocated resource
                double allocated = resourceService.getResourceAllocations(resource.id()).stream().mapToDouble(rA -> ((ContinuousResource) rA.resource()).value()).sum();
                // Difference
                double difference = total - allocated;
                print("%s%s: %f", Strings.repeat(" ", level), resourceName, difference);
            } else {
                print("%s%s: %f", Strings.repeat(" ", level), resourceName, ((ContinuousResource) resource).value());
            }
            // Continuous resource is terminal node, stop here
            return;
        } else {
            String availability = "";
            if (availablesOnly && !children.isEmpty()) {
                // intermediate nodes cannot be omitted, print availability
                if (resourceService.isAvailable(resource)) {
                    availability = " ✔";
                } else {
                    availability = " ✘";
                }
            }
            String toString = String.valueOf(resource.valueAs(Object.class).orElse(""));
            if (toString.startsWith(resourceName)) {
                print("%s%s%s", Strings.repeat(" ", level), toString, availability);
            } else {
                print("%s%s: %s%s", Strings.repeat(" ", level), resourceName, toString, availability);
            }
        }
    }
    // Classify children into aggregatable terminal resources and everything else
    Set<Class<?>> aggregatableTypes = ImmutableSet.<Class<?>>builder().add(VlanId.class).add(MplsLabel.class).build();
    // (last() resource name) -> { Resource }
    Multimap<String, Resource> aggregatables = ArrayListMultimap.create();
    List<Resource> nonAggregatable = new ArrayList<>();
    for (Resource r : children) {
        if (!isPrintTarget(r)) {
            // A
            continue;
        }
        if (r instanceof DiscreteResource) {
            if (resourceService.getRegisteredResources(((DiscreteResource) r).id()).isEmpty()) {
                // resource which has children should be printed
                continue;
            }
        }
        if (r instanceof ContinuousResource) {
            // non-aggregatable terminal node
            nonAggregatable.add(r);
        } else if (Iterables.any(aggregatableTypes, r::isTypeOf)) {
            // aggregatable & terminal node
            String simpleName = r.simpleTypeName();
            aggregatables.put(simpleName, r);
        } else {
            nonAggregatable.add(r);
        }
    }
    // print aggregated (terminal)
    aggregatables.asMap().entrySet().forEach(e -> {
        // for each type...
        String resourceName = e.getKey();
        RangeSet<Long> rangeSet = TreeRangeSet.create();
        // aggregate into RangeSet
        e.getValue().stream().map(res -> {
            if (res.isTypeOf(VlanId.class)) {
                return (long) res.valueAs(VlanId.class).get().toShort();
            } else if (res.isTypeOf(MplsLabel.class)) {
                return (long) res.valueAs(MplsLabel.class).get().toInt();
            } else if (res.isTypeOf(TributarySlot.class)) {
                return res.valueAs(TributarySlot.class).get().index();
            }
            // TODO support Lambda (OchSignal types)
            return 0L;
        }).map(Range::singleton).map(range -> range.canonical(DiscreteDomain.longs())).forEach(rangeSet::add);
        print("%s%s: %s", Strings.repeat(" ", level + 1), resourceName, rangeSet);
    });
    // print non-aggregatables (recurse)
    if (sort) {
        nonAggregatable.stream().sorted((o1, o2) -> String.valueOf(o1.id()).compareTo(String.valueOf(o2.id()))).forEach(r -> printResource(r, level + 1));
    } else {
        nonAggregatable.forEach(r -> printResource(r, level + 1));
    }
}

Example 2 with ContinuousResource

use of org.onosproject.net.resource.ContinuousResource in project onos by opennetworkinglab.

the class HostToHostIntentCompilerTest method testBandwidthConstrainedIntentAllocation.

/**
 * Tests if bandwidth resources get allocated correctly.
 */
@Test
public void testBandwidthConstrainedIntentAllocation() {
    final double bpsTotal = 1000.0;
    final double bpsToReserve = 100.0;
    ContinuousResource resourceSw1P1 = Resources.continuous(DID_S1, PORT_1, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw1P2 = Resources.continuous(DID_S1, PORT_2, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw2P1 = Resources.continuous(DID_S2, PORT_1, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw2P2 = Resources.continuous(DID_S2, PORT_2, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw3P1 = Resources.continuous(DID_S3, PORT_1, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw3P2 = Resources.continuous(DID_S3, PORT_2, Bandwidth.class).resource(bpsToReserve);
    String[] hops = { HOST_ONE, S1, S2, S3, HOST_TWO };
    final ResourceService resourceService = MockResourceService.makeCustomBandwidthResourceService(bpsTotal);
    final List<Constraint> constraints = Collections.singletonList(new BandwidthConstraint(Bandwidth.bps(bpsToReserve)));
    final HostToHostIntent intent = makeIntent(HOST_ONE, HOST_TWO, constraints);
    HostToHostIntentCompiler compiler = makeCompiler(hops, resourceService);
    compiler.compile(intent, null);
    Key intentKey = intent.key();
    ResourceAllocation rAOne = new ResourceAllocation(resourceSw1P1, intentKey);
    ResourceAllocation rATwo = new ResourceAllocation(resourceSw1P2, intentKey);
    ResourceAllocation rAThree = new ResourceAllocation(resourceSw2P1, intentKey);
    ResourceAllocation rAFour = new ResourceAllocation(resourceSw2P2, intentKey);
    ResourceAllocation rAFive = new ResourceAllocation(resourceSw3P1, intentKey);
    ResourceAllocation rASix = new ResourceAllocation(resourceSw3P2, intentKey);
    Set<ResourceAllocation> expectedresourceAllocations = ImmutableSet.of(rAOne, rATwo, rAThree, rAFour, rAFive, rASix);
    Set<ResourceAllocation> resourceAllocations = ImmutableSet.copyOf(resourceService.getResourceAllocations(intentKey));
    assertThat(resourceAllocations, hasSize(6));
    assertEquals(expectedresourceAllocations, resourceAllocations);
}

Example 3 with ContinuousResource

use of org.onosproject.net.resource.ContinuousResource in project onos by opennetworkinglab.

the class MultiPointToSinglePointIntentCompilerTest method testBandwidthConstrainedIntentAllocation.

/**
 * Tests if bandwidth resources get allocated correctly.
 */
@Test
public void testBandwidthConstrainedIntentAllocation() {
    final double bpsTotal = 1000.0;
    final double bpsToReserve = 100.0;
    ContinuousResource resourceSw1P1 = Resources.continuous(DID_1, PORT_1, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw1P2 = Resources.continuous(DID_1, PORT_2, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw2P1 = Resources.continuous(DID_2, PORT_1, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw2P2 = Resources.continuous(DID_2, PORT_2, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw3P1 = Resources.continuous(DID_3, PORT_1, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw3P2 = Resources.continuous(DID_3, PORT_2, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw3P3 = Resources.continuous(DID_3, PORT_3, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw4P1 = Resources.continuous(DID_4, PORT_1, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw4P2 = Resources.continuous(DID_4, PORT_2, Bandwidth.class).resource(bpsToReserve);
    String[] hops = { DID_3.toString() };
    final ResourceService resourceService = MockResourceService.makeCustomBandwidthResourceService(bpsTotal);
    final List<Constraint> constraints = Collections.singletonList(new BandwidthConstraint(Bandwidth.bps(bpsToReserve)));
    Set<FilteredConnectPoint> ingress = ImmutableSet.of(new FilteredConnectPoint(new ConnectPoint(DID_1, PORT_1)), new FilteredConnectPoint(new ConnectPoint(DID_2, PORT_1)));
    TrafficSelector ipPrefixSelector = DefaultTrafficSelector.builder().matchIPDst(IpPrefix.valueOf("192.168.100.0/24")).build();
    FilteredConnectPoint egress = new FilteredConnectPoint(new ConnectPoint(DID_4, PORT_2));
    MultiPointToSinglePointIntent intent = makeIntent(ingress, egress, ipPrefixSelector, constraints);
    MultiPointToSinglePointIntentCompiler compiler = makeCompiler(null, new IntentTestsMocks.FixedMP2MPMockPathService(hops), resourceService);
    compiler.compile(intent, null);
    Key intentKey = intent.key();
    ResourceAllocation rA1 = new ResourceAllocation(resourceSw1P1, intentKey);
    ResourceAllocation rA2 = new ResourceAllocation(resourceSw1P2, intentKey);
    ResourceAllocation rA3 = new ResourceAllocation(resourceSw2P1, intentKey);
    ResourceAllocation rA4 = new ResourceAllocation(resourceSw2P2, intentKey);
    ResourceAllocation rA5 = new ResourceAllocation(resourceSw3P1, intentKey);
    ResourceAllocation rA6 = new ResourceAllocation(resourceSw3P2, intentKey);
    ResourceAllocation rA7 = new ResourceAllocation(resourceSw3P3, intentKey);
    ResourceAllocation rA8 = new ResourceAllocation(resourceSw4P1, intentKey);
    ResourceAllocation rA9 = new ResourceAllocation(resourceSw4P2, intentKey);
    Set<ResourceAllocation> expectedResourceAllocations = ImmutableSet.of(rA1, rA2, rA3, rA4, rA5, rA6, rA7, rA8, rA9);
    Set<ResourceAllocation> resourceAllocations = ImmutableSet.copyOf(resourceService.getResourceAllocations(intentKey));
    assertThat(resourceAllocations, hasSize(9));
    assertEquals(expectedResourceAllocations, resourceAllocations);
}

Example 4 with ContinuousResource

use of org.onosproject.net.resource.ContinuousResource in project onos by opennetworkinglab.

the class SinglePointToMultiPointIntentCompilerTest method testBandwidthConstrainedIntentAllocation.

/**
 * Tests if bandwidth resources get allocated correctly.
 */
@Test
public void testBandwidthConstrainedIntentAllocation() {
    final double bpsTotal = 1000.0;
    final double bpsToReserve = 100.0;
    ContinuousResource resourceSw1P1 = Resources.continuous(DID_1, PORT_1, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw1P2 = Resources.continuous(DID_1, PORT_2, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw2P1 = Resources.continuous(DID_2, PORT_1, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw2P2 = Resources.continuous(DID_2, PORT_2, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw3P1 = Resources.continuous(DID_3, PORT_1, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw3P2 = Resources.continuous(DID_3, PORT_2, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw3P3 = Resources.continuous(DID_3, PORT_3, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw4P1 = Resources.continuous(DID_4, PORT_1, Bandwidth.class).resource(bpsToReserve);
    ContinuousResource resourceSw4P2 = Resources.continuous(DID_4, PORT_2, Bandwidth.class).resource(bpsToReserve);
    String[] hops = { DID_3.toString() };
    final ResourceService resourceService = MockResourceService.makeCustomBandwidthResourceService(bpsTotal);
    final List<Constraint> constraints = Collections.singletonList(new BandwidthConstraint(Bandwidth.bps(bpsToReserve)));
    FilteredConnectPoint ingress = new FilteredConnectPoint(new ConnectPoint(DID_4, PORT_1));
    Set<FilteredConnectPoint> egress = ImmutableSet.of(new FilteredConnectPoint(new ConnectPoint(DID_1, PORT_2)), new FilteredConnectPoint(new ConnectPoint(DID_2, PORT_2)));
    TrafficSelector ipPrefixSelector = DefaultTrafficSelector.builder().matchIPDst(IpPrefix.valueOf("192.168.100.0/24")).build();
    SinglePointToMultiPointIntent intent = makeIntent(ingress, egress, ipPrefixSelector, constraints);
    SinglePointToMultiPointIntentCompiler compiler = makeCompiler(null, new IntentTestsMocks.FixedMP2MPMockPathService(hops), resourceService);
    compiler.compile(intent, null);
    Key intentKey = intent.key();
    ResourceAllocation rA1 = new ResourceAllocation(resourceSw1P1, intentKey);
    ResourceAllocation rA2 = new ResourceAllocation(resourceSw1P2, intentKey);
    ResourceAllocation rA3 = new ResourceAllocation(resourceSw2P1, intentKey);
    ResourceAllocation rA4 = new ResourceAllocation(resourceSw2P2, intentKey);
    ResourceAllocation rA5 = new ResourceAllocation(resourceSw3P1, intentKey);
    ResourceAllocation rA6 = new ResourceAllocation(resourceSw3P2, intentKey);
    ResourceAllocation rA7 = new ResourceAllocation(resourceSw3P3, intentKey);
    ResourceAllocation rA8 = new ResourceAllocation(resourceSw4P1, intentKey);
    ResourceAllocation rA9 = new ResourceAllocation(resourceSw4P2, intentKey);
    Set<ResourceAllocation> expectedResourceAllocations = ImmutableSet.of(rA1, rA2, rA3, rA4, rA5, rA6, rA7, rA8, rA9);
    Set<ResourceAllocation> resourceAllocations = ImmutableSet.copyOf(resourceService.getResourceAllocations(intentKey));
    assertThat(resourceAllocations, hasSize(9));
    assertEquals(expectedResourceAllocations, resourceAllocations);
}

Example 5 with ContinuousResource

use of org.onosproject.net.resource.ContinuousResource in project onos by opennetworkinglab.

the class ConsistentResourceStore method allocate.

@Override
public boolean allocate(List<? extends Resource> resources, ResourceConsumer consumer) {
    checkNotNull(resources);
    checkNotNull(consumer);
    while (true) {
        TransactionContext tx = service.transactionContextBuilder().build();
        tx.begin();
        TransactionalDiscreteResourceSubStore discreteTxStore = discreteStore.transactional(tx);
        TransactionalContinuousResourceSubStore continuousTxStore = continuousStore.transactional(tx);
        for (Resource resource : resources) {
            if (resource instanceof DiscreteResource) {
                if (!discreteTxStore.allocate(consumer.consumerId(), (DiscreteResource) resource)) {
                    return abortTransaction(tx);
                }
            } else if (resource instanceof ContinuousResource) {
                if (!continuousTxStore.allocate(consumer.consumerId(), (ContinuousResource) resource)) {
                    return abortTransaction(tx);
                }
            }
        }
        try {
            if (commitTransaction(tx) == CommitStatus.SUCCESS) {
                return true;
            }
        } catch (InterruptedException | ExecutionException | TimeoutException e) {
            log.warn("Failed to allocate {}: {}", resources, e);
            return false;
        }
    }
}