Examples with Bandwidth org.onlab.util.Bandwidth used on opensource projects

Example 11 with Bandwidth

use of org.onlab.util.Bandwidth 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 12 with Bandwidth

use of org.onlab.util.Bandwidth 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 13 with Bandwidth

use of org.onlab.util.Bandwidth 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 14 with Bandwidth

use of org.onlab.util.Bandwidth in project onos by opennetworkinglab.

the class ServerQueueConfig method getQueues.

@Override
public Collection<QueueDescription> getQueues() {
    // Retrieve the device ID from the handler
    DeviceId deviceId = super.getDeviceId();
    checkNotNull(deviceId, MSG_DEVICE_ID_NULL);
    // Get the device
    RestSBDevice device = super.getDevice(deviceId);
    checkNotNull(device, MSG_DEVICE_NULL);
    // Hit the path that provides queue administration
    InputStream response = null;
    try {
        response = getController().get(deviceId, URL_NIC_QUEUE_ADMIN, JSON);
    } catch (ProcessingException pEx) {
        log.error("Failed to get NIC queues from device: {}", deviceId);
        return Collections.EMPTY_LIST;
    }
    // Load the JSON into object
    ObjectMapper mapper = new ObjectMapper();
    Map<String, Object> jsonMap = null;
    JsonNode jsonNode = null;
    ObjectNode objNode = null;
    try {
        jsonMap = mapper.readValue(response, Map.class);
        jsonNode = mapper.convertValue(jsonMap, JsonNode.class);
        objNode = (ObjectNode) jsonNode;
    } catch (IOException ioEx) {
        log.error("Failed to get NIC queues from device: {}", deviceId);
        return Collections.EMPTY_LIST;
    }
    if (objNode == null) {
        log.error("Failed to get NIC queues from device: {}", deviceId);
        return Collections.EMPTY_LIST;
    }
    Collection<QueueDescription> queueDescs = Sets.newHashSet();
    // Fetch NICs' array
    JsonNode nicsNode = objNode.path(PARAM_NICS);
    for (JsonNode nn : nicsNode) {
        ObjectNode nicObjNode = (ObjectNode) nn;
        int nicId = nicObjNode.path(PARAM_ID).asInt();
        JsonNode queuesNode = nicObjNode.path(PARAM_QUEUES);
        // Each NIC has a set of queues
        for (JsonNode qn : queuesNode) {
            ObjectNode queueObjNode = (ObjectNode) qn;
            // Get the attributes of a queue
            int queueIdInt = queueObjNode.path(PARAM_ID).asInt();
            String queueTypeStr = get(qn, PARAM_TYPE);
            long queueRateInt = queueObjNode.path(PARAM_NIC_MAX_RATE).asLong();
            QueueId queueId = QueueId.queueId("nic" + nicId + ":" + queueIdInt);
            EnumSet<Type> queueTypes = getQueueTypesFromString(queueTypeStr);
            Bandwidth queueRate = Bandwidth.mbps(queueRateInt);
            queueDescs.add(DefaultQueueDescription.builder().queueId(queueId).type(queueTypes).maxRate(queueRate).build());
        }
    }
    log.info("[Device {}] NIC queues: {}", deviceId, queueDescs);
    return ImmutableList.copyOf(queueDescs);
}

Example 15 with Bandwidth

use of org.onlab.util.Bandwidth in project onos by opennetworkinglab.

the class LinkPropsTopovMessageHandler method getBandwidth.

/**
 * Gets the links connected to the highlighted device.
 * Creates a ContinuousResource object for each link
 * and gets the bandwidth of the link from the query
 * and sets the label of the link as the bandwidth value.
 */
private Highlights getBandwidth(Set<Link> links, DeviceId devId) {
    LpLinkMap linkMap = new LpLinkMap();
    Highlights highlights = new Highlights();
    if (links != null) {
        log.debug("Processing {} links", links.size());
        links.forEach(linkMap::add);
        PortNumber portnum = PortNumber.portNumber((int) links.iterator().next().src().port().toLong());
        for (LpLink dlink : linkMap.biLinks()) {
            DiscreteResourceId parent = Resources.discrete(devId, portnum).id();
            ContinuousResource continuousResource = (ContinuousResource) resourceQueryService.getAvailableResources(parent, Bandwidth.class).iterator().next();
            double availBandwidth = continuousResource.value();
            dlink.makeImportant().setLabel(Double.toString(availBandwidth) + " bytes/s");
            highlights.add(dlink.highlight(null));
        }
    } else {
        log.debug("No egress links found for device {}", devId);
    }
    return highlights;
}