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

Example 16 with ResourceAllocation

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

the class ContinuousResourceAllocationTest method testHasEnoughResourceWhenSmallResourceIsRequested.

@Test
public void testHasEnoughResourceWhenSmallResourceIsRequested() {
    ContinuousResource original = Resources.continuous(DID, PN1, Bandwidth.class).resource(Bandwidth.gbps(1).bps());
    ContinuousResource allocated = Resources.continuous(DID, PN1, Bandwidth.class).resource(Bandwidth.mbps(500).bps());
    ResourceConsumer consumer = IntentId.valueOf(1);
    ContinuousResourceAllocation sut = new ContinuousResourceAllocation(original, ImmutableList.of(new ResourceAllocation(allocated, consumer)));
    ContinuousResource request = Resources.continuous(DID, PN1, Bandwidth.class).resource(Bandwidth.mbps(200).bps());
    assertThat(sut.hasEnoughResource(request), is(true));
}

Example 17 with ResourceAllocation

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

the class ContinuousResourceAllocationTest method testAllocateSameValue.

@Test
public void testAllocateSameValue() {
    ContinuousResource original = Resources.continuous(DID, PN1, Bandwidth.class).resource(Bandwidth.gbps(1).bps());
    ContinuousResource allocated = Resources.continuous(DID, PN1, Bandwidth.class).resource(Bandwidth.mbps(300).bps());
    ResourceConsumer consumer = IntentId.valueOf(1);
    ContinuousResourceAllocation sut = new ContinuousResourceAllocation(original, ImmutableList.of(new ResourceAllocation(allocated, consumer)));
    ContinuousResource request = Resources.continuous(DID, PN1, Bandwidth.class).resource(Bandwidth.mbps(300).bps());
    ContinuousResourceAllocation newValue = sut.allocate(new ResourceAllocation(request, consumer));
    assertThat(newValue.allocations().size(), is(2));
    assertThat(newValue.allocations().stream().allMatch(x -> x.equals(new ResourceAllocation(allocated, consumer))), is(true));
}

Example 18 with ResourceAllocation

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

the class PointToPointIntentCompilerTest method testKeyRGBandwidthConstrainedIntentAllocation.

/**
 * Tests if bandwidth resources get allocated correctly using groups.
 * An intent asks to allocate bandwidth using the intent key as a reference.
 * Then, the intent is submitted with the same key and a group set.
 * Previous allocations should be released and new resources should be
 * allocated using the group.
 */
@Test
public void testKeyRGBandwidthConstrainedIntentAllocation() {
    final double bpsTotal = 1000.0;
    String[] hops = { S1, S2, S3 };
    final ResourceService resourceService = MockResourceService.makeCustomBandwidthResourceService(bpsTotal);
    final List<Constraint> constraints = Collections.singletonList(new BandwidthConstraint(Bandwidth.bps(BPS_TO_RESERVE)));
    final PointToPointIntent intent = makeIntent(new ConnectPoint(DID_1, PORT_1), new ConnectPoint(DID_3, PORT_2), constraints);
    PointToPointIntentCompiler compiler = makeCompiler(hops, resourceService);
    compiler.compile(intent, null);
    Key intentKey = intent.key();
    ResourceGroup resourceGroup = ResourceGroup.of(100);
    final PointToPointIntent newIntent = makeIntent(intentKey, new ConnectPoint(DID_1, PORT_1), new ConnectPoint(DID_3, PORT_2), constraints, resourceGroup);
    compiler.compile(newIntent, null);
    ResourceAllocation rAOne = new ResourceAllocation(RESOURCE_SW1_P1, resourceGroup);
    ResourceAllocation rATwo = new ResourceAllocation(RESOURCE_SW1_P2, resourceGroup);
    ResourceAllocation rAThree = new ResourceAllocation(RESOURCE_SW2_P1, resourceGroup);
    ResourceAllocation rAFour = new ResourceAllocation(RESOURCE_SW2_P2, resourceGroup);
    ResourceAllocation rAFive = new ResourceAllocation(RESOURCE_SW3_P1, resourceGroup);
    ResourceAllocation rASix = new ResourceAllocation(RESOURCE_SW3_P2, resourceGroup);
    Set<ResourceAllocation> expectedresourceAllocations = ImmutableSet.of(rAOne, rATwo, rAThree, rAFour, rAFive, rASix);
    Set<ResourceAllocation> resourceAllocations = ImmutableSet.copyOf(resourceService.getResourceAllocations(resourceGroup));
    assertThat(resourceAllocations, hasSize(6));
    assertEquals(expectedresourceAllocations, resourceAllocations);
}

Example 19 with ResourceAllocation

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

the class TestAllocateResource method doExecute.

@Override
protected void doExecute() {
    resourceService = get(ResourceService.class);
    DeviceId did = DeviceId.deviceId(deviceIdStr);
    PortNumber portNum = PortNumber.fromString(portNumberStr);
    ResourceConsumer consumer = IntentId.valueOf(nIntendId);
    Resource resource = Resources.discrete(did, portNum, createLambda(Integer.parseInt(lambda))).resource();
    Optional<ResourceAllocation> allocate = resourceService.allocate(consumer, resource);
    if (allocate.isPresent()) {
        print("Allocated: %s", allocate.get());
    } else {
        print("Failed to allocate %s for %s", resource, consumer);
    }
}

Example 20 with ResourceAllocation

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

the class OpticalPathProvisioner method updateBandwidthUsage.

/**
 * Updates usage information of bandwidth based on connectivity which is established.
 * @param connectivity Optical connectivity
 */
private void updateBandwidthUsage(OpticalConnectivity connectivity) {
    if (NO_BW_REQUIREMENT.equals(connectivity.bandwidth())) {
        // no bandwidth requirement, nothing to allocate.
        return;
    }
    OpticalConnectivityId connectivityId = connectivity.id();
    List<Link> links = connectivity.links();
    List<Resource> resources = links.stream().flatMap(l -> Stream.of(l.src(), l.dst())).filter(cp -> !isTransportLayer(deviceService.getDevice(cp.deviceId()).type())).map(cp -> Resources.continuous(cp.deviceId(), cp.port(), Bandwidth.class).resource(connectivity.bandwidth().bps())).collect(Collectors.toList());
    log.debug("allocating bandwidth for {} : {}", connectivityId, resources);
    List<ResourceAllocation> allocations = resourceService.allocate(connectivityId, resources);
    if (allocations.isEmpty()) {
        log.warn("Failed to allocate bandwidth {} to {}", connectivity.bandwidth().bps(), resources);
    // TODO any recovery?
    }
    log.debug("Done allocating bandwidth for {}", connectivityId);
}