Examples with TrafficTreatment org.onosproject.net.flow.TrafficTreatment used on opensource projects

Example 26 with TrafficTreatment

use of org.onosproject.net.flow.TrafficTreatment in project onos by opennetworkinglab.

the class OvsOfdpaPipeline method processEthDstSpecific.

@Override
protected Collection<FlowRule> processEthDstSpecific(ForwardingObjective fwd) {
    List<FlowRule> rules = new ArrayList<>();
    // Build filtered selector
    TrafficSelector selector = fwd.selector();
    EthCriterion ethCriterion = (EthCriterion) selector.getCriterion(Criterion.Type.ETH_DST);
    VlanIdCriterion vlanIdCriterion = (VlanIdCriterion) selector.getCriterion(VLAN_VID);
    if (vlanIdCriterion == null) {
        log.warn("Forwarding objective for bridging requires vlan. Not " + "installing fwd:{} in dev:{}", fwd.id(), deviceId);
        fail(fwd, ObjectiveError.BADPARAMS);
        return Collections.emptySet();
    }
    TrafficSelector.Builder filteredSelectorBuilder = DefaultTrafficSelector.builder();
    // Do not match MacAddress for subnet broadcast entry
    if (!ethCriterion.mac().equals(NONE) && !ethCriterion.mac().equals(BROADCAST)) {
        filteredSelectorBuilder.matchEthDst(ethCriterion.mac());
        log.debug("processing L2 forwarding objective:{} -> next:{} in dev:{}", fwd.id(), fwd.nextId(), deviceId);
    } else {
        log.debug("processing L2 Broadcast forwarding objective:{} -> next:{} " + "in dev:{} for vlan:{}", fwd.id(), fwd.nextId(), deviceId, vlanIdCriterion.vlanId());
    }
    filteredSelectorBuilder.matchVlanId(vlanIdCriterion.vlanId());
    TrafficSelector filteredSelector = filteredSelectorBuilder.build();
    if (fwd.treatment() != null) {
        log.warn("Ignoring traffic treatment in fwd rule {} meant for L2 table" + "for dev:{}. Expecting only nextId", fwd.id(), deviceId);
    }
    TrafficTreatment.Builder treatmentBuilder = DefaultTrafficTreatment.builder();
    if (fwd.nextId() != null) {
        NextGroup next = getGroupForNextObjective(fwd.nextId());
        if (next != null) {
            List<Deque<GroupKey>> gkeys = appKryo.deserialize(next.data());
            // we only need the top level group's key to point the flow to it
            Group group = groupService.getGroup(deviceId, gkeys.get(0).peekFirst());
            if (group != null) {
                treatmentBuilder.deferred().group(group.id());
            } else {
                log.warn("Group with key:{} for next-id:{} not found in dev:{}", gkeys.get(0).peekFirst(), fwd.nextId(), deviceId);
                fail(fwd, ObjectiveError.GROUPMISSING);
                return Collections.emptySet();
            }
        }
    }
    treatmentBuilder.immediate().transition(ACL_TABLE);
    TrafficTreatment filteredTreatment = treatmentBuilder.build();
    // Build bridging table entries
    FlowRule.Builder flowRuleBuilder = DefaultFlowRule.builder();
    flowRuleBuilder.fromApp(fwd.appId()).withPriority(fwd.priority()).forDevice(deviceId).withSelector(filteredSelector).withTreatment(filteredTreatment).forTable(BRIDGING_TABLE);
    if (fwd.permanent()) {
        flowRuleBuilder.makePermanent();
    } else {
        flowRuleBuilder.makeTemporary(fwd.timeout());
    }
    rules.add(flowRuleBuilder.build());
    return rules;
}

Example 27 with TrafficTreatment

use of org.onosproject.net.flow.TrafficTreatment in project onos by opennetworkinglab.

the class OvsOfdpaPipeline method initPopVlanPuntGroup.

/**
 * Builds a indirect group contains pop_vlan and punt actions.
 * <p>
 * Using group instead of immediate action to ensure that
 * the copy of packet on the data plane is not affected by the pop vlan action.
 */
private void initPopVlanPuntGroup() {
    GroupKey groupKey = popVlanPuntGroupKey();
    TrafficTreatment bucketTreatment = DefaultTrafficTreatment.builder().popVlan().punt().build();
    GroupBucket bucket = DefaultGroupBucket.createIndirectGroupBucket(bucketTreatment);
    GroupDescription groupDesc = new DefaultGroupDescription(deviceId, GroupDescription.Type.INDIRECT, new GroupBuckets(Collections.singletonList(bucket)), groupKey, POP_VLAN_PUNT_GROUP_ID, driverId);
    groupService.addGroup(groupDesc);
    log.info("Initialized pop vlan punt group on {}", deviceId);
}

Example 28 with TrafficTreatment

use of org.onosproject.net.flow.TrafficTreatment in project onos by opennetworkinglab.

the class IntentPerfInstaller method createIntent.

private Intent createIntent(Key key, long mac, NodeId node, Multimap<NodeId, Device> devices) {
    // choose a random device for which this node is master
    List<Device> deviceList = devices.get(node).stream().collect(Collectors.toList());
    Device device = deviceList.get(RandomUtils.nextInt(deviceList.size()));
    // FIXME we currently ignore the path length and always use the same device
    TrafficSelector selector = DefaultTrafficSelector.builder().matchEthDst(MacAddress.valueOf(mac)).build();
    TrafficTreatment treatment = DefaultTrafficTreatment.emptyTreatment();
    ConnectPoint ingress = new ConnectPoint(device.id(), PortNumber.portNumber(1));
    ConnectPoint egress = new ConnectPoint(device.id(), PortNumber.portNumber(2));
    return PointToPointIntent.builder().appId(appId).key(key).selector(selector).treatment(treatment).filteredIngressPoint(new FilteredConnectPoint(ingress)).filteredEgressPoint(new FilteredConnectPoint(egress)).build();
}

Example 29 with TrafficTreatment

use of org.onosproject.net.flow.TrafficTreatment in project onos by opennetworkinglab.

the class LinkCollectionCompiler method generateEgressActions.

/**
 * Helper method to generate the egress actions.
 *
 * @param treatmentBuilder the treatment builder to update
 * @param egressPoints the egress points
 * @param initialState the initial state of the transition
 */
private void generateEgressActions(TrafficTreatment.Builder treatmentBuilder, List<FilteredConnectPoint> egressPoints, TrafficSelector initialState, LinkCollectionIntent intent) {
    TrafficSelector prevState = initialState;
    for (FilteredConnectPoint egressPoint : egressPoints) {
        /*
             * If we are at the egress, we have to transit to the final
             * state. First we add the Intent treatment.
             */
        intent.treatment().allInstructions().stream().filter(inst -> inst.type() != Instruction.Type.NOACTION).forEach(treatmentBuilder::add);
        /*
             * We generate the transition FIP->FEP.
             */
        TrafficTreatment forwardingTreatment = forwardingTreatment(prevState, egressPoint.trafficSelector(), getEthType(intent.selector()));
        /*
             * We add the instruction necessary to the transition.
             * Potentially we override the intent treatment.
             */
        forwardingTreatment.allInstructions().stream().filter(inst -> inst.type() != Instruction.Type.NOACTION).forEach(treatmentBuilder::add);
        /*
             * Finally we set the output action.
             */
        treatmentBuilder.setOutput(egressPoint.connectPoint().port());
        if (optimizeTreatments()) {
            /*
                 * We update the previous state. In this way instead of
                 * transiting from FIP->FEP we do FEP->FEP and so on.
                 */
            prevState = egressPoint.trafficSelector();
        }
    }
}

Example 30 with TrafficTreatment

use of org.onosproject.net.flow.TrafficTreatment in project onos by opennetworkinglab.

the class LinkCollectionCompiler method manageOutputPorts.

/**
 * Helper method which handles the proper generation of the ouput actions.
 *
 * @param outPorts the output ports
 * @param deviceId the current device
 * @param intent the intent to compile
 * @param outLabels the output labels
 * @param type the encapsulation type
 * @param preCondition the previous state
 * @param treatmentBuilder the builder to update with the ouput actions
 */
private void manageOutputPorts(Set<PortNumber> outPorts, DeviceId deviceId, LinkCollectionIntent intent, Map<ConnectPoint, Identifier<?>> outLabels, EncapsulationType type, TrafficSelector.Builder preCondition, TrafficTreatment.Builder treatmentBuilder) {
    /*
         * We need to order the actions. First the actions
         * related to the not-egress points. At the same time we collect
         * also the egress points.
         */
    List<FilteredConnectPoint> egressPoints = Lists.newArrayList();
    for (PortNumber outPort : outPorts) {
        Optional<FilteredConnectPoint> filteredEgressPoint = getFilteredConnectPointFromIntent(deviceId, outPort, intent);
        if (!filteredEgressPoint.isPresent()) {
            /*
                 * We build a temporary selector for the encapsulation.
                 */
            TrafficSelector.Builder encapBuilder = DefaultTrafficSelector.builder();
            /*
                 * We retrieve the associated label to the output port.
                 */
            ConnectPoint cp = new ConnectPoint(deviceId, outPort);
            Identifier<?> outLabel = outLabels.get(cp);
            /*
                 * If there are not labels, we cannot handle.
                 */
            if (outLabel == null) {
                throw new IntentCompilationException(String.format(NO_LABELS, cp));
            }
            /*
                 * In the core we match using encapsulation.
                 */
            updateSelectorFromEncapsulation(encapBuilder, type, outLabel);
            /*
                 * We generate the transition.
                 */
            TrafficTreatment forwardingTreatment = forwardingTreatment(preCondition.build(), encapBuilder.build(), getEthType(intent.selector()));
            /*
                 * We add the instruction necessary to the transition.
                 */
            forwardingTreatment.allInstructions().stream().filter(inst -> inst.type() != Instruction.Type.NOACTION).forEach(treatmentBuilder::add);
            /*
                 * Finally we set the output action.
                 */
            treatmentBuilder.setOutput(outPort);
            /*
                 * The encapsulation modifies the packet. If we are optimizing
                 * we have to update the state.
                 */
            if (optimizeTreatments()) {
                preCondition = encapBuilder;
            }
        } else {
            egressPoints.add(filteredEgressPoint.get());
        }
    }
    /*
         * The idea is to order the egress points. Before we deal
         * with the egress points which looks like similar to the
         * selector derived from the previous state then the
         * the others.
         */
    TrafficSelector prevState = preCondition.build();
    if (optimizeTreatments()) {
        egressPoints = orderedEgressPoints(prevState, egressPoints);
    }
    /*
         * In this case, we have to transit to the final
         * state.
         */
    generateEgressActions(treatmentBuilder, egressPoints, prevState, intent);
}