Examples with PortNumber org.onosproject.net.PortNumber used on opensource projects

Example 31 with PortNumber

use of org.onosproject.net.PortNumber in project onos by opennetworkinglab.

the class Ofdpa2GroupHandler method prepareL2InterfaceGroup.

private List<GroupInfo> prepareL2InterfaceGroup(NextObjective nextObj, VlanId assignedVlan) {
    ImmutableList.Builder<GroupInfo> groupInfoBuilder = ImmutableList.builder();
    // break up broadcast next objective to multiple groups
    Collection<TrafficTreatment> buckets = nextObj.nextTreatments().stream().filter(nt -> nt.type() == NextTreatment.Type.TREATMENT).map(nt -> ((DefaultNextTreatment) nt).treatment()).collect(Collectors.toSet());
    // Each treatment is converted to an L2 interface group
    for (TrafficTreatment treatment : buckets) {
        TrafficTreatment.Builder newTreatment = DefaultTrafficTreatment.builder();
        PortNumber portNum = null;
        VlanId egressVlan = null;
        // ensure that the only allowed treatments are pop-vlan and output
        for (Instruction ins : treatment.allInstructions()) {
            if (ins.type() == Instruction.Type.L2MODIFICATION) {
                L2ModificationInstruction l2ins = (L2ModificationInstruction) ins;
                switch(l2ins.subtype()) {
                    case VLAN_POP:
                        newTreatment.add(l2ins);
                        break;
                    case VLAN_ID:
                        egressVlan = ((L2ModificationInstruction.ModVlanIdInstruction) l2ins).vlanId();
                        break;
                    default:
                        log.debug("action {} not permitted for broadcast nextObj", l2ins.subtype());
                        break;
                }
            } else if (ins.type() == Instruction.Type.OUTPUT) {
                portNum = ((Instructions.OutputInstruction) ins).port();
                newTreatment.add(ins);
            } else {
                log.debug("TrafficTreatment of type {} not permitted in " + " broadcast nextObjective", ins.type());
            }
        }
        if (portNum == null) {
            log.debug("Can't find output port for the bucket {}.", treatment);
            continue;
        }
        // assemble info for l2 interface group
        VlanId l2InterfaceGroupVlan = (egressVlan != null && !assignedVlan.equals(egressVlan)) ? egressVlan : assignedVlan;
        int l2gk = l2InterfaceGroupKey(deviceId, l2InterfaceGroupVlan, portNum.toLong());
        final GroupKey l2InterfaceGroupKey = new DefaultGroupKey(appKryo.serialize(l2gk));
        int l2InterfaceGroupId = L2_INTERFACE_TYPE | ((l2InterfaceGroupVlan.toShort() & THREE_NIBBLE_MASK) << PORT_LEN) | ((int) portNum.toLong() & FOUR_NIBBLE_MASK);
        GroupBucket l2InterfaceGroupBucket = DefaultGroupBucket.createIndirectGroupBucket(newTreatment.build());
        GroupDescription l2InterfaceGroupDescription = new DefaultGroupDescription(deviceId, GroupDescription.Type.INDIRECT, new GroupBuckets(Collections.singletonList(l2InterfaceGroupBucket)), l2InterfaceGroupKey, l2InterfaceGroupId, nextObj.appId());
        log.debug("Trying L2-Interface: device:{} gid:{} gkey:{} nextid:{}", deviceId, Integer.toHexString(l2InterfaceGroupId), l2InterfaceGroupKey, nextObj.id());
        groupInfoBuilder.add(new GroupInfo(l2InterfaceGroupDescription, l2InterfaceGroupDescription));
    }
    return groupInfoBuilder.build();
}

Example 32 with PortNumber

use of org.onosproject.net.PortNumber in project onos by opennetworkinglab.

the class Ofdpa2Pipeline method processEthDstFilter.

/**
 * Allows routed packets with correct destination MAC to be directed
 * to unicast routing table, multicast routing table or MPLS forwarding table.
 *
 * @param portCriterion  port on device for which this filter is programmed
 * @param ethCriterion   dstMac of device for which is filter is programmed
 * @param vidCriterion   vlan assigned to port, or NONE for untagged
 * @param assignedVlan   assigned vlan-id for untagged packets
 * @param unicastMac     some switches require a unicast TMAC flow to be programmed before multicast
 *                       TMAC flow. This MAC address will be used for the unicast TMAC flow.
 *                       This is unused if the filtering objective is a unicast.
 * @param applicationId  for application programming this filter
 * @return stages of flow rules for port-vlan filters
 */
protected List<List<FlowRule>> processEthDstFilter(PortCriterion portCriterion, EthCriterion ethCriterion, VlanIdCriterion vidCriterion, VlanId assignedVlan, MacAddress unicastMac, ApplicationId applicationId) {
    // Consider PortNumber.ANY as wildcard. Match ETH_DST only
    if (portCriterion != null && PortNumber.ANY.equals(portCriterion.port())) {
        return processEthDstOnlyFilter(ethCriterion, applicationId);
    }
    // Multicast MAC
    if (ethCriterion.mask() != null) {
        return processMcastEthDstFilter(ethCriterion, assignedVlan, unicastMac, applicationId);
    }
    // handling untagged packets via assigned VLAN
    if (vidCriterion != null && vidCriterion.vlanId() == VlanId.NONE) {
        vidCriterion = (VlanIdCriterion) Criteria.matchVlanId(assignedVlan);
    }
    List<FlowRule> rules = new ArrayList<>();
    OfdpaMatchVlanVid ofdpaMatchVlanVid = null;
    if (vidCriterion != null && requireVlanExtensions()) {
        ofdpaMatchVlanVid = new OfdpaMatchVlanVid(vidCriterion.vlanId());
    }
    // ofdpa cannot match on ALL portnumber, so we need to use separate
    // rules for each port.
    List<PortNumber> portnums = new ArrayList<>();
    if (portCriterion != null) {
        if (PortNumber.ALL.equals(portCriterion.port())) {
            for (Port port : deviceService.getPorts(deviceId)) {
                if (port.number().toLong() > 0 && port.number().toLong() < OFPP_MAX) {
                    portnums.add(port.number());
                }
            }
        } else {
            portnums.add(portCriterion.port());
        }
        for (PortNumber pnum : portnums) {
            rules.add(buildTmacRuleForIpv4(ethCriterion, vidCriterion, ofdpaMatchVlanVid, applicationId, pnum));
            rules.add(buildTmacRuleForMpls(ethCriterion, vidCriterion, ofdpaMatchVlanVid, applicationId, pnum));
            rules.add(buildTmacRuleForIpv6(ethCriterion, vidCriterion, ofdpaMatchVlanVid, applicationId, pnum));
        }
    } else {
        rules.add(buildTmacRuleForIpv4(ethCriterion, vidCriterion, ofdpaMatchVlanVid, applicationId, null));
        rules.add(buildTmacRuleForMpls(ethCriterion, vidCriterion, ofdpaMatchVlanVid, applicationId, null));
        rules.add(buildTmacRuleForIpv6(ethCriterion, vidCriterion, ofdpaMatchVlanVid, applicationId, null));
    }
    return ImmutableList.of(rules);
}

Example 33 with PortNumber

use of org.onosproject.net.PortNumber in project onos by opennetworkinglab.

the class OfdpaGroupHandlerUtility method getExistingOutputPorts.

/**
 * Returns the set of existing output ports in the group represented by
 * allActiveKeys.
 *
 * @param allActiveKeys list of group key chain
 * @param groupService the group service to get group information
 * @param deviceId the device id to get group
 * @return a set of output port from the list of group key chain
 */
public static Set<PortNumber> getExistingOutputPorts(List<Deque<GroupKey>> allActiveKeys, GroupService groupService, DeviceId deviceId) {
    Set<PortNumber> existingPorts = Sets.newHashSet();
    allActiveKeys.forEach(keyChain -> {
        GroupKey ifaceGroupKey = keyChain.peekLast();
        Group ifaceGroup = groupService.getGroup(deviceId, ifaceGroupKey);
        if (ifaceGroup != null && !ifaceGroup.buckets().buckets().isEmpty()) {
            ifaceGroup.buckets().buckets().forEach(bucket -> {
                PortNumber portNumber = readOutPortFromTreatment(bucket.treatment());
                if (portNumber != null) {
                    existingPorts.add(portNumber);
                }
            });
        }
    });
    return existingPorts;
}

Example 34 with PortNumber

use of org.onosproject.net.PortNumber in project onos by opennetworkinglab.

the class OvsOfdpaPipeline method processEgress.

/**
 * In the OF-DPA 2.0 pipeline, egress forwarding objectives go to the
 * egress tables.
 * @param fwd  the forwarding objective of type 'egress'
 * @return     a collection of flow rules to be sent to the switch. An empty
 *             collection may be returned if there is a problem in processing
 *             the flow rule
 */
@Override
protected Collection<FlowRule> processEgress(ForwardingObjective fwd) {
    log.debug("Processing egress forwarding objective:{} in dev:{}", fwd, deviceId);
    List<FlowRule> rules = new ArrayList<>();
    // Build selector
    TrafficSelector.Builder sb = DefaultTrafficSelector.builder();
    VlanIdCriterion vlanIdCriterion = (VlanIdCriterion) fwd.selector().getCriterion(Criterion.Type.VLAN_VID);
    if (vlanIdCriterion == null) {
        log.error("Egress forwarding objective:{} must include vlanId", fwd.id());
        fail(fwd, ObjectiveError.BADPARAMS);
        return rules;
    }
    Optional<Instruction> outInstr = fwd.treatment().allInstructions().stream().filter(instruction -> instruction instanceof Instructions.OutputInstruction).findFirst();
    if (!outInstr.isPresent()) {
        log.error("Egress forwarding objective:{} must include output port", fwd.id());
        fail(fwd, ObjectiveError.BADPARAMS);
        return rules;
    }
    PortNumber portNumber = ((Instructions.OutputInstruction) outInstr.get()).port();
    sb.matchVlanId(vlanIdCriterion.vlanId());
    OfdpaMatchActsetOutput actsetOutput = new OfdpaMatchActsetOutput(portNumber);
    sb.extension(actsetOutput, deviceId);
    // Build a flow rule for Egress VLAN Flow table
    TrafficTreatment.Builder tb = DefaultTrafficTreatment.builder();
    tb.transition(UNICAST_ROUTING_TABLE_1);
    if (fwd.treatment() != null) {
        for (Instruction instr : fwd.treatment().allInstructions()) {
            if (instr instanceof L2ModificationInstruction && ((L2ModificationInstruction) instr).subtype() == L2ModificationInstruction.L2SubType.VLAN_ID) {
                tb.immediate().add(instr);
            }
            if (instr instanceof L2ModificationInstruction && ((L2ModificationInstruction) instr).subtype() == L2ModificationInstruction.L2SubType.VLAN_PUSH) {
                EthType ethType = ((L2ModificationInstruction.ModVlanHeaderInstruction) instr).ethernetType();
                tb.immediate().pushVlan(ethType);
            }
        }
    }
    FlowRule.Builder ruleBuilder = DefaultFlowRule.builder().fromApp(fwd.appId()).withPriority(fwd.priority()).forDevice(deviceId).withSelector(sb.build()).withTreatment(tb.build()).makePermanent().forTable(EGRESS_VLAN_FLOW_TABLE_IN_INGRESS);
    rules.add(ruleBuilder.build());
    return rules;
}

Example 35 with PortNumber

use of org.onosproject.net.PortNumber in project onos by opennetworkinglab.

the class OvsOfdpaPipeline method processDoubleVlanIdFilter.

/**
 * Internal implementation of processDoubleVlanIdFilter.
 *
 * @param portCriterion       port on device for which this filter is programmed
 * @param innerVidCriterion   inner vlan
 * @param outerVidCriterion   outer vlan
 * @param popVlan             true if outer vlan header needs to be removed
 * @param applicationId       for application programming this filter
 * @return flow rules for port-vlan filters
 */
private List<FlowRule> processDoubleVlanIdFilter(PortCriterion portCriterion, VlanIdCriterion innerVidCriterion, VlanIdCriterion outerVidCriterion, boolean popVlan, ApplicationId applicationId) {
    List<FlowRule> rules = new ArrayList<>();
    TrafficSelector.Builder outerSelector = DefaultTrafficSelector.builder();
    TrafficTreatment.Builder outerTreatment = DefaultTrafficTreatment.builder();
    TrafficSelector.Builder innerSelector = DefaultTrafficSelector.builder();
    TrafficTreatment.Builder innerTreatment = DefaultTrafficTreatment.builder();
    VlanId outerVlanId = outerVidCriterion.vlanId();
    VlanId innerVlanId = innerVidCriterion.vlanId();
    PortNumber portNumber = portCriterion.port();
    // Check arguments
    if (PortNumber.ALL.equals(portNumber) || outerVlanId.equals(VlanId.NONE) || innerVlanId.equals(VlanId.NONE)) {
        log.warn("Incomplete Filtering Objective. " + "VLAN Table cannot be programmed for {}", deviceId);
        return ImmutableList.of();
    } else {
        outerSelector.matchInPort(portNumber);
        innerSelector.matchInPort(portNumber);
        outerTreatment.transition(VLAN_1_TABLE);
        innerTreatment.transition(TMAC_TABLE);
        outerTreatment.writeMetadata(outerVlanId.toShort(), 0xFFF);
        outerSelector.matchVlanId(outerVlanId);
        innerSelector.matchVlanId(innerVlanId);
        // force recompilation
        // FIXME might be issue due tu /fff mask
        innerSelector.matchMetadata(outerVlanId.toShort());
        if (popVlan) {
            outerTreatment.popVlan();
        }
    }
    // NOTE: for double-tagged packets, restore original outer vlan
    // before sending it to the controller.
    GroupKey groupKey = popVlanPuntGroupKey();
    Group group = groupService.getGroup(deviceId, groupKey);
    if (group != null) {
        // push outer vlan and send to controller
        TrafficSelector.Builder sbuilder = DefaultTrafficSelector.builder().matchInPort(portNumber).matchVlanId(innerVlanId);
        Host host = handler().get(HostService.class).getConnectedHosts(ConnectPoint.deviceConnectPoint(deviceId + "/" + portNumber.toLong())).stream().filter(h -> h.vlan().equals(outerVlanId)).findFirst().orElse(null);
        EthType vlanType = EthType.EtherType.VLAN.ethType();
        if (host != null) {
            vlanType = host.tpid();
        }
        TrafficTreatment.Builder tbuilder = DefaultTrafficTreatment.builder().pushVlan(vlanType).setVlanId(outerVlanId).punt();
        rules.add(DefaultFlowRule.builder().forDevice(deviceId).withSelector(sbuilder.build()).withTreatment(tbuilder.build()).withPriority(PacketPriority.CONTROL.priorityValue()).fromApp(driverId).makePermanent().forTable(PUNT_TABLE).build());
    } else {
        log.info("popVlanPuntGroup not found in dev:{}", deviceId);
        return Collections.emptyList();
    }
    FlowRule outerRule = DefaultFlowRule.builder().forDevice(deviceId).withSelector(outerSelector.build()).withTreatment(outerTreatment.build()).withPriority(DEFAULT_PRIORITY).fromApp(applicationId).makePermanent().forTable(VLAN_TABLE).build();
    FlowRule innerRule = DefaultFlowRule.builder().forDevice(deviceId).withSelector(innerSelector.build()).withTreatment(innerTreatment.build()).withPriority(DEFAULT_PRIORITY).fromApp(applicationId).makePermanent().forTable(VLAN_1_TABLE).build();
    rules.add(outerRule);
    rules.add(innerRule);
    return rules;
}