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

Example 6 with ResourceAllocation

use of org.onosproject.net.resource.ResourceAllocation 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 7 with ResourceAllocation

use of org.onosproject.net.resource.ResourceAllocation 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 8 with ResourceAllocation

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

the class AllocationsCommand method printAllocation.

private void printAllocation(DeviceId did, PortNumber num, int level) {
    if (level == 0) {
        // print DeviceId when Port was directly specified.
        print("%s", did);
    }
    DiscreteResourceId resourceId = Resources.discrete(did, num).id();
    List<String> portConsumers = resourceService.getResourceAllocations(resourceId).stream().filter(this::isSubjectToPrint).map(ResourceAllocation::consumerId).map(AllocationsCommand::asVerboseString).collect(Collectors.toList());
    if (portConsumers.isEmpty()) {
        print("%s%s", Strings.repeat(" ", level), asVerboseString(num));
    } else {
        print("%s%s allocated by %s", Strings.repeat(" ", level), asVerboseString(num), portConsumers);
    }
    // FIXME: This workaround induces a lot of distributed store access.
    // ResourceService should have an API to get all allocations under a parent resource.
    Set<Class<?>> subResourceTypes = ImmutableSet.<Class<?>>builder().add(OchSignal.class).add(VlanId.class).add(MplsLabel.class).add(Bandwidth.class).add(TributarySlot.class).build();
    for (Class<?> t : subResourceTypes) {
        resourceService.getResourceAllocations(resourceId, t).stream().filter(a -> isSubjectToPrint(a)).forEach(a -> print("%s%s allocated by %s", Strings.repeat(" ", level + 1), a.resource().valueAs(Object.class).orElse(""), asVerboseString(a.consumerId())));
    }
}

Example 9 with ResourceAllocation

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

the class ConsistentResourceStore method release.

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

Example 10 with ResourceAllocation

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

the class TransactionalContinuousResourceSubStore method allocate.

@Override
public boolean allocate(ResourceConsumerId consumerId, ContinuousResource request) {
    // if the resource is not registered, then abort
    Optional<ContinuousResource> lookedUp = lookup(request.id());
    if (!lookedUp.isPresent()) {
        return false;
    }
    // Down cast: this must be safe as ContinuousResource is associated with ContinuousResourceId
    ContinuousResource original = lookedUp.get();
    ContinuousResourceAllocation allocations = consumers.get(request.id());
    if (!Optional.ofNullable(allocations).orElse(ContinuousResourceAllocation.empty(original)).hasEnoughResource(request)) {
        return false;
    }
    return appendValue(original, new ResourceAllocation(request, consumerId));
}