Examples with GroupKey org.onosproject.net.group.GroupKey used on opensource projects

Example 91 with GroupKey

use of org.onosproject.net.group.GroupKey in project onos by opennetworkinglab.

the class OfdpaGroupHandlerUtility method existingPortAndLabel.

/**
 * Returns a list of all indices in the allActiveKeys list (that represents
 * a group) if the list element (a bucket or group-chain) has treatments
 * that match the given outport and label.
 *
 * @param allActiveKeys the representation of the group
 * @param groupService groups service for querying group information
 * @param deviceId the device id for the device that contains the group
 * @param portToMatch the port to match in the group buckets
 * @param labelToMatch the MPLS label-id to match in the group buckets
 * @return a list of indexes in the allActiveKeys list where the list element
 *         has treatments that match the given portToMatch and labelToMatch.
 *         Could be empty if no list elements were found to match the given
 *         port and label.
 */
public static List<Integer> existingPortAndLabel(List<Deque<GroupKey>> allActiveKeys, GroupService groupService, DeviceId deviceId, PortNumber portToMatch, int labelToMatch) {
    List<Integer> indices = new ArrayList<>();
    int index = 0;
    for (Deque<GroupKey> keyChain : allActiveKeys) {
        GroupKey ifaceGroupKey = keyChain.peekLast();
        Group ifaceGroup = groupService.getGroup(deviceId, ifaceGroupKey);
        if (ifaceGroup != null && !ifaceGroup.buckets().buckets().isEmpty()) {
            PortNumber portNumber = readOutPortFromTreatment(ifaceGroup.buckets().buckets().iterator().next().treatment());
            if (portNumber != null && portNumber.equals(portToMatch)) {
                // check for label in the 2nd group of this chain
                GroupKey secondKey = (GroupKey) keyChain.toArray()[1];
                Group secondGroup = groupService.getGroup(deviceId, secondKey);
                if (secondGroup != null && !secondGroup.buckets().buckets().isEmpty()) {
                    int label = readLabelFromTreatment(secondGroup.buckets().buckets().iterator().next().treatment());
                    if (label == labelToMatch) {
                        indices.add(index);
                    }
                }
            }
        }
        index++;
    }
    return indices;
}

Example 92 with GroupKey

use of org.onosproject.net.group.GroupKey in project onos by opennetworkinglab.

the class OfdpaGroupHandlerUtility method indicesToRemoveFromNextGroup.

/**
 * Get indices to remove comparing next group with next objective.
 *
 * @param allActiveKeys the representation of the group
 * @param nextObjective the next objective to verify
 * @param groupService groups service for querying group information
 * @param deviceId the device id for the device that contains the group
 * @return a list of indexes in the allActiveKeys to remove.
 */
public static List<Integer> indicesToRemoveFromNextGroup(List<Deque<GroupKey>> allActiveKeys, NextObjective nextObjective, GroupService groupService, DeviceId deviceId) {
    List<Integer> indicesToRemove = Lists.newArrayList();
    int index = 0;
    // Iterate over the chain in the next data
    for (Deque<GroupKey> keyChain : allActiveKeys) {
        // Valid chain should have at least two elements
        if (keyChain.size() >= 2) {
            // Get last group (l2if) and retrieve port number
            GroupKey ifaceGroupKey = keyChain.peekLast();
            Group ifaceGroup = groupService.getGroup(deviceId, ifaceGroupKey);
            if (ifaceGroup != null && !ifaceGroup.buckets().buckets().isEmpty()) {
                PortNumber portNumber = readOutPortFromTreatment(ifaceGroup.buckets().buckets().iterator().next().treatment());
                // If there is not a port number continue
                if (portNumber != null) {
                    // check for label in the 2nd group of this chain
                    GroupKey secondKey = (GroupKey) keyChain.toArray()[1];
                    Group secondGroup = groupService.getGroup(deviceId, secondKey);
                    // If there is not a second group or there are no buckets continue
                    if (secondGroup != null && !secondGroup.buckets().buckets().isEmpty()) {
                        // Get label or -1
                        int label = readLabelFromTreatment(secondGroup.buckets().buckets().iterator().next().treatment());
                        // Iterate over the next treatments looking for the port and the label
                        boolean matches = false;
                        for (TrafficTreatment t : nextObjective.next()) {
                            PortNumber tPort = readOutPortFromTreatment(t);
                            int tLabel = readLabelFromTreatment(t);
                            if (tPort != null && tPort.equals(portNumber) && tLabel == label) {
                                // We found it, exit
                                matches = true;
                                break;
                            }
                        }
                        // Not found, we have to remove it
                        if (!matches) {
                            indicesToRemove.add(index);
                        }
                    }
                }
            }
        }
        index++;
    }
    return indicesToRemove;
}

Example 93 with GroupKey

use of org.onosproject.net.group.GroupKey in project onos by opennetworkinglab.

the class Ofdpa2Pipeline method getNextMappings.

@Override
public List<String> getNextMappings(NextGroup nextGroup) {
    List<String> mappings = new ArrayList<>();
    List<Deque<GroupKey>> gkeys = appKryo.deserialize(nextGroup.data());
    for (Deque<GroupKey> gkd : gkeys) {
        Group lastGroup = null;
        StringBuilder gchain = new StringBuilder();
        for (GroupKey gk : gkd) {
            Group g = groupService.getGroup(deviceId, gk);
            if (g == null) {
                gchain.append("  NoGrp").append(" -->");
                continue;
            }
            gchain.append("  0x").append(Integer.toHexString(g.id().id())).append(" -->");
            lastGroup = g;
        }
        // add port information for last group in group-chain
        List<Instruction> lastGroupIns = new ArrayList<>();
        if (lastGroup != null && !lastGroup.buckets().buckets().isEmpty()) {
            lastGroupIns = lastGroup.buckets().buckets().get(0).treatment().allInstructions();
        }
        for (Instruction i : lastGroupIns) {
            if (i instanceof OutputInstruction) {
                gchain.append(" port:").append(((OutputInstruction) i).port());
            }
        }
        mappings.add(gchain.toString());
    }
    return mappings;
}

Example 94 with GroupKey

use of org.onosproject.net.group.GroupKey in project onos by opennetworkinglab.

the class OvsOfdpaGroupHandler method createUnfilteredL2L3Chain.

/**
 * Internal implementation of createL2L3Chain to handle double-tagged vlan.
 * L3UG Group carries dummyVlanId and output port information in its groupId,
 * and does not set vlan.
 * L2UG Group only has OUTPUT instruction.
 *
 * @param treatment that needs to be broken up to create the group chain
 * @param nextId of the next objective that needs this group chain
 * @param appId of the application that sent this next objective
 * @return GroupInfo containing the GroupDescription of the
 *         L2 Unfiltered Interface group(inner) and the GroupDescription of the (outer)
 *         L3Unicast group. May return null if there is an error in processing the chain.
 */
private GroupInfo createUnfilteredL2L3Chain(TrafficTreatment treatment, int nextId, ApplicationId appId) {
    // for the l2 unfiltered interface group, get port info
    // for the l3 unicast group, get the src/dst mac, and vlan info
    TrafficTreatment.Builder outerTtb = DefaultTrafficTreatment.builder();
    TrafficTreatment.Builder innerTtb = DefaultTrafficTreatment.builder();
    VlanId vlanId = VlanId.NONE;
    long portNum = 0;
    MacAddress srcMac;
    MacAddress dstMac;
    for (Instruction ins : treatment.allInstructions()) {
        if (ins.type() == Instruction.Type.L2MODIFICATION) {
            L2ModificationInstruction l2ins = (L2ModificationInstruction) ins;
            switch(l2ins.subtype()) {
                case ETH_DST:
                    dstMac = ((L2ModificationInstruction.ModEtherInstruction) l2ins).mac();
                    outerTtb.setEthDst(dstMac);
                    break;
                case ETH_SRC:
                    srcMac = ((L2ModificationInstruction.ModEtherInstruction) l2ins).mac();
                    outerTtb.setEthSrc(srcMac);
                    break;
                case VLAN_ID:
                    vlanId = ((L2ModificationInstruction.ModVlanIdInstruction) l2ins).vlanId();
                    break;
                default:
                    break;
            }
        } else if (ins.type() == Instruction.Type.OUTPUT) {
            portNum = ((Instructions.OutputInstruction) ins).port().toLong();
            innerTtb.add(ins);
        } else {
            log.debug("Driver does not handle this type of TrafficTreatment" + " instruction in l2l3chain:  {} - {}", ins.type(), ins);
        }
    }
    // assemble information for ofdpa l2 unfiltered interface group
    int l2groupId = l2UnfilteredGroupId(portNum);
    // a globally unique groupkey that is different for ports in the same device,
    // but different for the same portnumber on different devices. Also different
    // for the various group-types created out of the same next objective.
    int l2gk = l2UnfilteredGroupKey(deviceId, portNum);
    final GroupKey l2groupkey = new DefaultGroupKey(Ofdpa2Pipeline.appKryo.serialize(l2gk));
    // assemble information for outer group (L3Unicast)
    GroupDescription outerGrpDesc;
    int l3groupId = doubleVlanL3UnicastGroupId(vlanId, portNum);
    final GroupKey l3groupkey = new DefaultGroupKey(Ofdpa3Pipeline.appKryo.serialize(doubleVlanL3UnicastGroupKey(deviceId, vlanId, portNum)));
    outerTtb.group(new GroupId(l2groupId));
    // create the l3unicast group description to wait for the
    // l2 unfiltered interface group to be processed
    GroupBucket l3unicastGroupBucket = DefaultGroupBucket.createIndirectGroupBucket(outerTtb.build());
    outerGrpDesc = new DefaultGroupDescription(deviceId, GroupDescription.Type.INDIRECT, new GroupBuckets(Collections.singletonList(l3unicastGroupBucket)), l3groupkey, l3groupId, appId);
    log.debug("Trying L3Unicast: device:{} gid:{} gkey:{} nextid:{}", deviceId, Integer.toHexString(l3groupId), l3groupkey, nextId);
    // store l2groupkey with the groupChainElem for the outer-group that depends on it
    OfdpaGroupHandlerUtility.GroupChainElem gce = new OfdpaGroupHandlerUtility.GroupChainElem(outerGrpDesc, 1, false, deviceId);
    updatePendingGroups(l2groupkey, gce);
    // create group description for the inner l2 unfiltered interface group
    GroupBucket l2InterfaceGroupBucket = DefaultGroupBucket.createIndirectGroupBucket(innerTtb.build());
    GroupDescription l2groupDescription = new DefaultGroupDescription(deviceId, GroupDescription.Type.INDIRECT, new GroupBuckets(Collections.singletonList(l2InterfaceGroupBucket)), l2groupkey, l2groupId, appId);
    log.debug("Trying L2Unfiltered: device:{} gid:{} gkey:{} nextId:{}", deviceId, Integer.toHexString(l2groupId), l2groupkey, nextId);
    return new OfdpaGroupHandlerUtility.GroupInfo(l2groupDescription, outerGrpDesc);
}

Example 95 with GroupKey

use of org.onosproject.net.group.GroupKey in project onos by opennetworkinglab.

the class OvsOfdpaGroupHandler method createL2L3Chain.

@Override
protected GroupInfo createL2L3Chain(TrafficTreatment treatment, int nextId, ApplicationId appId, boolean mpls, TrafficSelector meta) {
    if (createUnfiltered(treatment, meta)) {
        return createUnfilteredL2L3Chain(treatment, nextId, appId);
    }
    // for the l2interface group, get vlan and port info
    // for the outer group, get the src/dst mac, and vlan info
    TrafficTreatment.Builder outerTtb = DefaultTrafficTreatment.builder();
    TrafficTreatment.Builder innerTtb = DefaultTrafficTreatment.builder();
    VlanId vlanid = null;
    long portNum = 0;
    boolean setVlan = false, popVlan = false;
    MacAddress srcMac = MacAddress.ZERO;
    MacAddress dstMac = MacAddress.ZERO;
    for (Instruction ins : treatment.allInstructions()) {
        if (ins.type() == Instruction.Type.L2MODIFICATION) {
            L2ModificationInstruction l2ins = (L2ModificationInstruction) ins;
            switch(l2ins.subtype()) {
                case ETH_DST:
                    dstMac = ((L2ModificationInstruction.ModEtherInstruction) l2ins).mac();
                    outerTtb.setEthDst(dstMac);
                    break;
                case ETH_SRC:
                    srcMac = ((L2ModificationInstruction.ModEtherInstruction) l2ins).mac();
                    outerTtb.setEthSrc(srcMac);
                    break;
                case VLAN_ID:
                    vlanid = ((L2ModificationInstruction.ModVlanIdInstruction) l2ins).vlanId();
                    outerTtb.setVlanId(vlanid);
                    setVlan = true;
                    break;
                case VLAN_POP:
                    innerTtb.popVlan();
                    popVlan = true;
                    break;
                case DEC_MPLS_TTL:
                case MPLS_LABEL:
                case MPLS_POP:
                case MPLS_PUSH:
                case VLAN_PCP:
                case VLAN_PUSH:
                default:
                    break;
            }
        } else if (ins.type() == Instruction.Type.OUTPUT) {
            portNum = ((Instructions.OutputInstruction) ins).port().toLong();
            innerTtb.add(ins);
        } else {
            log.debug("Driver does not handle this type of TrafficTreatment" + " instruction in l2l3chain:  {} - {}", ins.type(), ins);
        }
    }
    if (vlanid == null && meta != null) {
        // use metadata if available
        Criterion vidCriterion = meta.getCriterion(Criterion.Type.VLAN_VID);
        if (vidCriterion != null) {
            vlanid = ((VlanIdCriterion) vidCriterion).vlanId();
        }
        // if vlan is not set, use the vlan in metadata for outerTtb
        if (vlanid != null && !setVlan) {
            outerTtb.setVlanId(vlanid);
        }
    }
    if (vlanid == null) {
        log.error("Driver cannot process an L2/L3 group chain without " + "egress vlan information for dev: {} port:{}", deviceId, portNum);
        return null;
    }
    if (!setVlan && !popVlan) {
        // untagged outgoing port
        TrafficTreatment.Builder temp = DefaultTrafficTreatment.builder();
        temp.popVlan();
        innerTtb.build().allInstructions().forEach(i -> temp.add(i));
        innerTtb = temp;
    }
    // assemble information for ofdpa l2interface group
    int l2groupId = L2_INTERFACE_TYPE | (vlanid.toShort() << 16) | (int) portNum;
    // a globally unique groupkey that is different for ports in the same device,
    // but different for the same portnumber on different devices. Also different
    // for the various group-types created out of the same next objective.
    int l2gk = l2InterfaceGroupKey(deviceId, vlanid, portNum);
    final GroupKey l2groupkey = new DefaultGroupKey(Ofdpa2Pipeline.appKryo.serialize(l2gk));
    // assemble information for outer group
    GroupDescription outerGrpDesc = null;
    if (mpls) {
        // outer group is MPLSInteface
        int mplsInterfaceIndex = getNextAvailableIndex();
        int mplsgroupId = MPLS_INTERFACE_TYPE | (SUBTYPE_MASK & mplsInterfaceIndex);
        final GroupKey mplsgroupkey = new DefaultGroupKey(Ofdpa2Pipeline.appKryo.serialize(mplsInterfaceIndex));
        outerTtb.group(new GroupId(l2groupId));
        // create the mpls-interface group description to wait for the
        // l2 interface group to be processed
        GroupBucket mplsinterfaceGroupBucket = DefaultGroupBucket.createIndirectGroupBucket(outerTtb.build());
        outerGrpDesc = new DefaultGroupDescription(deviceId, GroupDescription.Type.INDIRECT, new GroupBuckets(Collections.singletonList(mplsinterfaceGroupBucket)), mplsgroupkey, mplsgroupId, appId);
        log.debug("Trying MPLS-Interface: device:{} gid:{} gkey:{} nextid:{}", deviceId, Integer.toHexString(mplsgroupId), mplsgroupkey, nextId);
    } else {
        // outer group is L3Unicast
        int l3unicastIndex = getNextAvailableIndex();
        int l3groupId = L3_UNICAST_TYPE | (TYPE_MASK & l3unicastIndex);
        final GroupKey l3groupkey = new DefaultGroupKey(Ofdpa2Pipeline.appKryo.serialize(l3unicastIndex));
        outerTtb.group(new GroupId(l2groupId));
        // create the l3unicast group description to wait for the
        // l2 interface group to be processed
        GroupBucket l3unicastGroupBucket = DefaultGroupBucket.createIndirectGroupBucket(outerTtb.build());
        outerGrpDesc = new DefaultGroupDescription(deviceId, GroupDescription.Type.INDIRECT, new GroupBuckets(Collections.singletonList(l3unicastGroupBucket)), l3groupkey, l3groupId, appId);
        log.debug("Trying L3Unicast: device:{} gid:{} gkey:{} nextid:{}", deviceId, Integer.toHexString(l3groupId), l3groupkey, nextId);
    }
    // store l2groupkey with the groupChainElem for the outer-group that depends on it
    GroupChainElem gce = new GroupChainElem(outerGrpDesc, 1, false, deviceId);
    updatePendingGroups(l2groupkey, gce);
    // create group description for the inner l2interfacegroup
    GroupBucket l2InterfaceGroupBucket = DefaultGroupBucket.createIndirectGroupBucket(innerTtb.build());
    GroupDescription l2groupDescription = new DefaultGroupDescription(deviceId, GroupDescription.Type.INDIRECT, new GroupBuckets(Collections.singletonList(l2InterfaceGroupBucket)), l2groupkey, l2groupId, appId);
    log.debug("Trying L2Interface: device:{} gid:{} gkey:{} nextId:{}", deviceId, Integer.toHexString(l2groupId), l2groupkey, nextId);
    return new GroupInfo(l2groupDescription, outerGrpDesc);
}