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

Example 61 with GroupDescription

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

the class Ofdpa2GroupHandler method createL2InterfaceGroup.

/**
 * Creates a simple L2 Interface Group.
 * @param nextObj the next Objective
 */
private void createL2InterfaceGroup(NextObjective nextObj) {
    VlanId assignedVlan = readVlanFromSelector(nextObj.meta());
    if (assignedVlan == null) {
        log.warn("VLAN ID required by simple next obj is missing. Abort.");
        fail(nextObj, ObjectiveError.BADPARAMS);
        return;
    }
    List<GroupInfo> groupInfos = prepareL2InterfaceGroup(nextObj, assignedVlan);
    // There is only one L2 interface group in this case
    GroupDescription l2InterfaceGroupDesc = groupInfos.get(0).innerMostGroupDesc();
    // Put all dependency information into allGroupKeys
    List<Deque<GroupKey>> allGroupKeys = Lists.newArrayList();
    Deque<GroupKey> gkeyChain = new ArrayDeque<>();
    gkeyChain.addFirst(l2InterfaceGroupDesc.appCookie());
    allGroupKeys.add(gkeyChain);
    // Point the next objective to this group
    OfdpaNextGroup ofdpaGrp = new OfdpaNextGroup(allGroupKeys, nextObj);
    updatePendingNextObjective(l2InterfaceGroupDesc.appCookie(), ofdpaGrp);
    // Start installing the inner-most group
    groupService.addGroup(l2InterfaceGroupDesc);
}

Example 62 with GroupDescription

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

the class Ofdpa2GroupHandler method processL2HashedNextObjective.

/**
 * Create L2 hash group.
 *
 * @param nextObj next objective
 */
private void processL2HashedNextObjective(NextObjective nextObj) {
    int l2LbIndex = Optional.ofNullable(nextObj.meta().getCriterion(IN_PORT)).map(c -> (PortCriterion) c).map(PortCriterion::port).map(PortNumber::toLong).map(Long::intValue).orElse(-1);
    if (l2LbIndex == -1) {
        log.warn("l2LbIndex is not found in the meta of L2 hash objective. Abort");
        return;
    }
    // Storage for all group keys in the chain of groups created
    List<Deque<GroupKey>> allGroupKeys = new ArrayList<>();
    List<GroupInfo> unsentGroups = new ArrayList<>();
    createL2HashBuckets(nextObj, allGroupKeys, unsentGroups);
    // Create L2 load balancing group
    List<GroupBucket> l2LbGroupBuckets = new ArrayList<>();
    for (GroupInfo gi : unsentGroups) {
        // create load balancing bucket to point to the outer group
        TrafficTreatment.Builder ttb = DefaultTrafficTreatment.builder();
        ttb.group(new GroupId(gi.nextGroupDesc().givenGroupId()));
        GroupBucket sbucket = DefaultGroupBucket.createSelectGroupBucket(ttb.build());
        l2LbGroupBuckets.add(sbucket);
    }
    int l2LbGroupId = L2_LB_TYPE | (TYPE_MASK & l2LbIndex);
    int l2lbgk = l2HashGroupKey(deviceId, l2LbIndex);
    GroupKey l2LbGroupKey = new DefaultGroupKey(appKryo.serialize(l2lbgk));
    GroupDescription l2LbGroupDesc = new DefaultGroupDescription(deviceId, SELECT, new GroupBuckets(l2LbGroupBuckets), l2LbGroupKey, l2LbGroupId, nextObj.appId());
    GroupChainElem l2LbGce = new GroupChainElem(l2LbGroupDesc, l2LbGroupBuckets.size(), false, deviceId);
    // Create objects for local and distributed storage
    allGroupKeys.forEach(gKeyChain -> gKeyChain.addFirst(l2LbGroupKey));
    OfdpaNextGroup ofdpaGrp = new OfdpaNextGroup(allGroupKeys, nextObj);
    // Store l2LbGroupKey with the ofdpaGroupChain for the nextObjective that depends on it
    updatePendingNextObjective(l2LbGroupKey, ofdpaGrp);
    log.debug("Trying L2-LB: device:{} gid:{} gkey:{} nextId:{}", deviceId, Integer.toHexString(l2LbGroupId), l2LbGroupKey, nextObj.id());
    // finally we are ready to send the innermost groups
    for (GroupInfo gi : unsentGroups) {
        log.debug("Sending innermost group {} in group chain on device {} ", Integer.toHexString(gi.innerMostGroupDesc().givenGroupId()), deviceId);
        updatePendingGroups(gi.nextGroupDesc().appCookie(), l2LbGce);
        groupService.addGroup(gi.innerMostGroupDesc());
    }
}

Example 63 with GroupDescription

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

the class Ofdpa2GroupHandler method createL2MulticastGroup.

private void createL2MulticastGroup(NextObjective nextObj, VlanId vlanId, List<GroupInfo> groupInfos) {
    // Realize & represent L2 multicast group in OFDPA driver layer
    // TODO : Need to identify significance of OfdpaNextGroup.
    Integer l2MulticastGroupId = L2_MULTICAST_TYPE | (vlanId.toShort() << 16);
    final GroupKey l2MulticastGroupKey = l2MulticastGroupKey(vlanId, deviceId);
    List<Deque<GroupKey>> l2MulticastAllGroup = Lists.newArrayList();
    groupInfos.forEach(groupInfo -> {
        Deque<GroupKey> groupKeyChain = new ArrayDeque<>();
        groupKeyChain.addFirst(groupInfo.innerMostGroupDesc().appCookie());
        groupKeyChain.addFirst(l2MulticastGroupKey);
        l2MulticastAllGroup.add(groupKeyChain);
    });
    OfdpaNextGroup ofdpaL2MulticastGroup = new OfdpaNextGroup(l2MulticastAllGroup, nextObj);
    updatePendingNextObjective(l2MulticastGroupKey, ofdpaL2MulticastGroup);
    // Group Chain Hierarchy creation using group service and thus in device level
    List<GroupBucket> l2McastBuckets = new ArrayList<>();
    groupInfos.forEach(groupInfo -> {
        // Points to L2 interface group directly.
        TrafficTreatment.Builder trafficTreatment = DefaultTrafficTreatment.builder();
        trafficTreatment.group(new GroupId(groupInfo.innerMostGroupDesc().givenGroupId()));
        GroupBucket bucket = DefaultGroupBucket.createAllGroupBucket(trafficTreatment.build());
        l2McastBuckets.add(bucket);
    });
    GroupDescription l2MulticastGroupDescription = new DefaultGroupDescription(deviceId, ALL, new GroupBuckets(l2McastBuckets), l2MulticastGroupKey, l2MulticastGroupId, nextObj.appId());
    GroupChainElem l2MulticastGce = new GroupChainElem(l2MulticastGroupDescription, groupInfos.size(), false, deviceId);
    groupInfos.forEach(groupInfo -> {
        updatePendingGroups(groupInfo.innerMostGroupDesc().appCookie(), l2MulticastGce);
        groupService.addGroup(groupInfo.innerMostGroupDesc());
    });
}

Example 64 with GroupDescription

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

the class Ofdpa2GroupHandler method createL3MulticastGroup.

private void createL3MulticastGroup(NextObjective nextObj, VlanId vlanId, List<GroupInfo> groupInfos) {
    // Let's create a new list mcast buckets
    List<GroupBucket> l3McastBuckets = createL3MulticastBucket(groupInfos);
    int l3MulticastIndex = getNextAvailableIndex();
    int l3MulticastGroupId = L3_MULTICAST_TYPE | vlanId.toShort() << 16 | (TYPE_VLAN_MASK & l3MulticastIndex);
    final GroupKey l3MulticastGroupKey = new DefaultGroupKey(appKryo.serialize(l3MulticastIndex));
    GroupDescription l3MulticastGroupDesc = new DefaultGroupDescription(deviceId, ALL, new GroupBuckets(l3McastBuckets), l3MulticastGroupKey, l3MulticastGroupId, nextObj.appId());
    // Put all dependency information into allGroupKeys
    List<Deque<GroupKey>> allGroupKeys = Lists.newArrayList();
    groupInfos.forEach(groupInfo -> {
        Deque<GroupKey> gkeyChain = new ArrayDeque<>();
        gkeyChain.addFirst(groupInfo.innerMostGroupDesc().appCookie());
        // Add L3 interface group to the chain if there is one.
        if (!groupInfo.nextGroupDesc().equals(groupInfo.innerMostGroupDesc())) {
            gkeyChain.addFirst(groupInfo.nextGroupDesc().appCookie());
        }
        gkeyChain.addFirst(l3MulticastGroupKey);
        allGroupKeys.add(gkeyChain);
    });
    // Point the next objective to this group
    OfdpaNextGroup ofdpaGrp = new OfdpaNextGroup(allGroupKeys, nextObj);
    updatePendingNextObjective(l3MulticastGroupKey, ofdpaGrp);
    GroupChainElem outerGce = new GroupChainElem(l3MulticastGroupDesc, groupInfos.size(), false, deviceId);
    groupInfos.forEach(groupInfo -> {
        // Point this group (L3 multicast) to the next group
        updatePendingGroups(groupInfo.nextGroupDesc().appCookie(), outerGce);
        // Point next group to inner-most group, if any
        if (!groupInfo.nextGroupDesc().equals(groupInfo.innerMostGroupDesc())) {
            GroupChainElem innerGce = new GroupChainElem(groupInfo.nextGroupDesc(), 1, false, deviceId);
            updatePendingGroups(groupInfo.innerMostGroupDesc().appCookie(), innerGce);
        }
        // Start installing the inner-most group
        groupService.addGroup(groupInfo.innerMostGroupDesc());
    });
}

Example 65 with GroupDescription

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

the class Ofdpa3GroupHandler method createUnfilteredL2L3Chain.

// TODO Introduce in the future an inner class to return two treatments
/**
 * Internal implementation of createL2L3Chain for L2 unfiltered interface group.
 *
 * @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
 * @param useSetVlanExtension use the setVlanVid extension that has is_present bit set to 0.
 * @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, boolean useSetVlanExtension) {
    // 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;
    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();
                    if (useSetVlanExtension) {
                        OfdpaSetVlanVid ofdpaSetVlanVid = new OfdpaSetVlanVid(vlanId);
                        outerTtb.extension(ofdpaSetVlanVid, deviceId);
                    } else {
                        outerTtb.setVlanId(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);
        }
    }
    innerTtb.extension(new OfdpaSetAllowVlanTranslation(Ofdpa3AllowVlanTranslationType.ALLOW), deviceId);
    // 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(Ofdpa3Pipeline.appKryo.serialize(l2gk));
    // assemble information for outer group (L3Unicast)
    GroupDescription outerGrpDesc;
    int l3unicastIndex = getNextAvailableIndex();
    int l3groupId = L3_UNICAST_TYPE | (TYPE_MASK & l3unicastIndex);
    final GroupKey l3groupkey = new DefaultGroupKey(Ofdpa3Pipeline.appKryo.serialize(l3unicastIndex));
    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
    GroupChainElem gce = new 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 GroupInfo(l2groupDescription, outerGrpDesc);
}