Examples with Instruction org.onosproject.net.flow.instructions.Instruction used on opensource projects

Example 46 with Instruction

use of org.onosproject.net.flow.instructions.Instruction in project fabric-tna by stratum.

the class NextObjectiveTranslator method nextMpls.

private void nextMpls(NextObjective obj, ObjectiveTranslation.Builder resultBuilder) throws FabricPipelinerException {
    // Next objective can contain only one mpls push and one mpls label
    // instruction. Pipeliner does not support other configurations.
    final List<List<ModMplsLabelInstruction>> mplsInstructions = defaultNextTreatments(obj.nextTreatments(), false).stream().map(defaultNextTreatment -> l2Instructions(defaultNextTreatment.treatment(), MPLS_LABEL).stream().map(v -> (ModMplsLabelInstruction) v).collect(Collectors.toList())).filter(l -> !l.isEmpty()).collect(Collectors.toList());
    if (mplsInstructions.isEmpty()) {
        // No need to apply next mpls table
        return;
    }
    // We expect one mpls label for each treatment and the label has to be the same
    final Set<MplsLabel> mplsLabels = mplsInstructions.stream().flatMap(Collection::stream).map(ModMplsLabelInstruction::label).collect(Collectors.toSet());
    if (obj.nextTreatments().size() != mplsInstructions.size() || mplsLabels.size() != 1) {
        throw new FabricPipelinerException("Inconsistent MPLS_LABEL instructions, cannot process " + "next_mpls rule. It is required that all " + "treatments have the same MPLS_LABEL instructions.");
    }
    final TrafficSelector selector = nextIdSelector(obj.id());
    final TrafficTreatment treatment = DefaultTrafficTreatment.builder().setMpls(mplsLabels.iterator().next()).build();
    resultBuilder.addFlowRule(flowRule(obj, P4InfoConstants.FABRIC_INGRESS_PRE_NEXT_NEXT_MPLS, selector, treatment));
}

Example 47 with Instruction

use of org.onosproject.net.flow.instructions.Instruction in project fabric-tna by stratum.

the class NextObjectiveTranslator method handleEgress.

private void handleEgress(NextObjective obj, TrafficTreatment treatment, ObjectiveTranslation.Builder resultBuilder, boolean strict) throws FabricPipelinerException {
    final PortNumber outPort = outputPort(treatment);
    final Instruction popVlanInst = l2Instruction(treatment, VLAN_POP);
    if (outPort != null) {
        if (strict && treatment.allInstructions().size() > 2) {
            throw new FabricPipelinerException("Treatment contains instructions other " + "than OUTPUT and VLAN_POP, cannot generate " + "egress rules");
        }
        // We cannot program if there are no proper metadata in the objective
        if (obj.meta() != null && obj.meta().getCriterion(Criterion.Type.VLAN_VID) != null) {
            egressVlan(outPort, obj, popVlanInst, resultBuilder);
        } else {
            log.debug("NextObjective is trying to program {} without {} information [{}]", P4InfoConstants.FABRIC_EGRESS_EGRESS_NEXT_EGRESS_VLAN, obj.meta() == null ? "metadata" : "vlanId", obj);
        }
    }
}

Example 48 with Instruction

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

the class HPPipelineV3800 method tableIdForForwardingObjective.

@Override
protected int tableIdForForwardingObjective(TrafficSelector selector, TrafficTreatment treatment) {
    boolean hardwareProcess = true;
    log.debug("HP V3800 Driver - Evaluating the ForwardingObjective for proper TableID");
    // Check criteria supported in hardware
    for (Criterion criterion : selector.criteria()) {
        if (!this.hardwareCriteria.contains(criterion.type())) {
            log.warn("HP V3800 Driver - criterion {} only supported in SOFTWARE", criterion.type());
            hardwareProcess = false;
            break;
        }
        // HP3800 does not support hardware match on ETH_TYPE of value TYPE_VLAN
        if (criterion.type() == Criterion.Type.ETH_TYPE) {
            if (((EthTypeCriterion) criterion).ethType().toShort() == Ethernet.TYPE_VLAN) {
                log.warn("HP V3800 Driver -  ETH_TYPE == VLAN (0x8100) is only supported in software");
                hardwareProcess = false;
                break;
            }
        }
    }
    // Check if a CLEAR action is included
    if (treatment.clearedDeferred()) {
        log.warn("HP V3800 Driver - CLEAR action only supported in SOFTWARE");
        hardwareProcess = false;
    }
    // If criteria can be processed in hardware, then check treatment
    if (hardwareProcess) {
        for (Instruction instruction : treatment.allInstructions()) {
            // Check if the instruction type is contained in the hardware instruction
            if (!this.hardwareInstructions.contains(instruction.type())) {
                log.warn("HP V3800 Driver - instruction {} only supported in SOFTWARE", instruction.type());
                hardwareProcess = false;
                break;
            }
            /**
             * If output is CONTROLLER_PORT the flow entry could be installed in hardware
             * but is anyway processed in software because OPENFLOW header has to be added
             */
            if (instruction.type() == Instruction.Type.OUTPUT) {
                if (((Instructions.OutputInstruction) instruction).port() == PortNumber.CONTROLLER) {
                    log.warn("HP V3800 Driver - Forwarding to CONTROLLER only supported in software");
                    hardwareProcess = false;
                    break;
                }
            }
            // Check if the specific L2MODIFICATION.subtype is supported in hardware
            if (instruction.type() == Instruction.Type.L2MODIFICATION) {
                if (!this.hardwareInstructionsL2mod.contains(((L2ModificationInstruction) instruction).subtype())) {
                    log.warn("HP V3800 Driver - L2MODIFICATION.subtype {} only supported in SOFTWARE", ((L2ModificationInstruction) instruction).subtype());
                    hardwareProcess = false;
                    break;
                }
            }
            // TODO --- check if all the buckets contains one and only one output action
            if (instruction.type() == Instruction.Type.GROUP) {
                boolean groupInstalled = false;
                GroupId groupId = ((Instructions.GroupInstruction) instruction).groupId();
                Iterable<Group> groupsOnDevice = groupService.getGroups(deviceId);
                for (Group group : groupsOnDevice) {
                    if ((group.state() == Group.GroupState.ADDED) && (group.id().equals(groupId))) {
                        groupInstalled = true;
                        if (group.type() != Group.Type.ALL) {
                            log.warn("HP V3800 Driver - group type {} only supported in SOFTWARE", group.type().toString());
                            hardwareProcess = false;
                        }
                        break;
                    }
                }
                if (!groupInstalled) {
                    log.warn("HP V3800 Driver - referenced group is not installed on the device.");
                    hardwareProcess = false;
                }
            }
        }
    }
    if (hardwareProcess) {
        log.warn("HP V3800 Driver - This flow rule is supported in HARDWARE");
        return HP_HARDWARE_TABLE;
    } else {
        // TODO: create a specific flow in table 100 to redirect selected traffic on table 200
        log.warn("HP V3800 Driver - This flow rule is only supported in SOFTWARE");
        return HP_SOFTWARE_TABLE;
    }
}

Example 49 with Instruction

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

the class FlowRuleJuniperImpl method getStaticRoute.

/**
 * Helper method to convert FlowRule into an abstraction of static route
 * {@link StaticRoute}.
 *
 * @param devId    the device id
 * @param criteria the IP destination criteria
 * @param output   the output instruction
 * @return optional of Static Route
 */
private Optional<StaticRoute> getStaticRoute(DeviceId devId, IPCriterion criteria, OutputInstruction output, int priority) {
    DeviceService deviceService = this.handler().get(DeviceService.class);
    Collection<Port> ports = deviceService.getPorts(devId);
    Optional<Port> port = ports.stream().filter(x -> x.number().equals(output.port())).findAny();
    if (!port.isPresent()) {
        log.error("The port {} does not exist in the device", output.port());
        return Optional.empty();
    }
    // Find if the route refers to a local interface.
    Optional<Port> local = deviceService.getPorts(devId).stream().filter(this::isIp).filter(p -> criteria.ip().getIp4Prefix().contains(Ip4Address.valueOf(p.annotations().value(JuniperUtils.AK_IP)))).findAny();
    if (local.isPresent()) {
        return Optional.of(new StaticRoute(criteria.ip().getIp4Prefix(), criteria.ip().getIp4Prefix().address(), true, priority));
    }
    Optional<Ip4Address> nextHop = findIpDst(devId, port.get());
    if (nextHop.isPresent()) {
        return Optional.of(new StaticRoute(criteria.ip().getIp4Prefix(), nextHop.get(), false, priority));
    } else {
        log.error("The destination interface has not an IP {}", port.get());
        return Optional.empty();
    }
}

Example 50 with Instruction

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

the class HPPipelineV1 method tableIdForForwardingObjective.

@Override
protected int tableIdForForwardingObjective(TrafficSelector selector, TrafficTreatment treatment) {
    boolean hardwareProcess = true;
    log.debug("HP V1 Driver - Evaluating the ForwardingObjective for proper TableID");
    // Check criteria supported in hardware
    for (Criterion criterion : selector.criteria()) {
        if (!this.hardwareCriteria.contains(criterion.type())) {
            log.warn("HP V1 Driver - criterion {} only supported in SOFTWARE", criterion.type());
            hardwareProcess = false;
            break;
        }
        // HP3500 supports hardware match on ETH_TYPE only with value TYPE_IPV4
        if (criterion.type() == Criterion.Type.ETH_TYPE) {
            if (((EthTypeCriterion) criterion).ethType().toShort() != Ethernet.TYPE_IPV4) {
                log.warn("HP V1 Driver - only ETH_TYPE == IPv4 (0x0800) is supported in hardware");
                hardwareProcess = false;
                break;
            }
        }
        // HP3500 supports IN_PORT criterion in hardware only if associated with ETH_TYPE criterion
        if (criterion.type() == Criterion.Type.IN_PORT) {
            hardwareProcess = false;
            for (Criterion requiredCriterion : selector.criteria()) {
                if (requiredCriterion.type() == Criterion.Type.ETH_TYPE) {
                    hardwareProcess = true;
                }
            }
            if (!hardwareProcess) {
                log.warn("HP V1 Driver - IN_PORT criterion without ETH_TYPE is not supported in hardware");
                break;
            }
        }
    }
    // Check if a CLEAR action is included
    if (treatment.clearedDeferred()) {
        log.warn("HP V1 Driver - CLEAR action only supported in SOFTWARE");
        hardwareProcess = false;
    }
    // If criteria can be processed in hardware, then check treatment
    if (hardwareProcess) {
        for (Instruction instruction : treatment.allInstructions()) {
            // Check if the instruction type is contained in the hardware instruction
            if (!this.hardwareInstructions.contains(instruction.type())) {
                log.warn("HP V1 Driver - instruction {} only supported in SOFTWARE", instruction.type());
                hardwareProcess = false;
                break;
            }
            /**
             * If output is CONTROLLER_PORT the flow entry could be installed in hardware
             * but is anyway processed in software because openflow header has to be added
             */
            if (instruction.type() == Instruction.Type.OUTPUT) {
                if (((Instructions.OutputInstruction) instruction).port() == PortNumber.CONTROLLER) {
                    log.warn("HP V1 Driver - Forwarding to CONTROLLER only supported in software");
                    hardwareProcess = false;
                    break;
                }
            }
            /**
             * Only L2MODIFICATION supported in hardware is MODIFY VLAN_PRIORITY.
             * Check if the specific L2MODIFICATION.subtype is supported in hardware
             */
            if (instruction.type() == Instruction.Type.L2MODIFICATION) {
                if (!this.hardwareInstructionsL2mod.contains(((L2ModificationInstruction) instruction).subtype())) {
                    log.warn("HP V1 Driver - L2MODIFICATION.subtype {} only supported in SOFTWARE", ((L2ModificationInstruction) instruction).subtype());
                    hardwareProcess = false;
                    break;
                }
            }
        }
    }
    if (hardwareProcess) {
        log.warn("HP V1 Driver - This flow rule is supported in HARDWARE");
        return HP_HARDWARE_TABLE;
    } else {
        // TODO: create a specific flow in table 100 to redirect selected traffic on table 200
        log.warn("HP V1 Driver - This flow rule is only supported in SOFTWARE");
        return HP_SOFTWARE_TABLE;
    }
}