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

Example 16 with GroupBucket

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

the class OvsOfdpaGroupHandler method processEcmpHashedNextObjective.

/**
 * In OFDPA2 we do not support the MPLS-ECMP, while we do in
 * Open vSwitch implementation.
 *
 * @param nextObjective the hashed next objective to support.
 */
@Override
protected void processEcmpHashedNextObjective(NextObjective nextObjective) {
    // The case for MPLS-ECMP. For now, we try to create a MPLS-ECMP for
    // the transport of a VPWS. The necessary info are contained in the
    // meta selector. In particular we are looking for the case of BoS==False;
    TrafficSelector metaSelector = nextObjective.meta();
    if (metaSelector != null && OfdpaPipelineUtility.isNotMplsBos(metaSelector)) {
        // storage for all group keys in the chain of groups created
        List<Deque<GroupKey>> allGroupKeys = new ArrayList<>();
        List<GroupInfo> unsentGroups = new ArrayList<>();
        createEcmpHashBucketChains(nextObjective, allGroupKeys, unsentGroups);
        // now we can create the outermost MPLS ECMP group
        List<GroupBucket> mplsEcmpGroupBuckets = new ArrayList<>();
        for (GroupInfo gi : unsentGroups) {
            // create ECMP 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());
            mplsEcmpGroupBuckets.add(sbucket);
        }
        int mplsEcmpIndex = getNextAvailableIndex();
        int mplsEcmpGroupId = makeMplsForwardingGroupId(OfdpaMplsGroupSubType.MPLS_ECMP, mplsEcmpIndex);
        GroupKey mplsEmpGroupKey = new DefaultGroupKey(Ofdpa2Pipeline.appKryo.serialize(mplsEcmpIndex));
        GroupDescription mplsEcmpGroupDesc = new DefaultGroupDescription(deviceId, GroupDescription.Type.SELECT, new GroupBuckets(mplsEcmpGroupBuckets), mplsEmpGroupKey, mplsEcmpGroupId, nextObjective.appId());
        GroupChainElem mplsEcmpGce = new GroupChainElem(mplsEcmpGroupDesc, mplsEcmpGroupBuckets.size(), false, deviceId);
        // create objects for local and distributed storage
        allGroupKeys.forEach(gkeyChain -> gkeyChain.addFirst(mplsEmpGroupKey));
        OfdpaNextGroup ofdpaGrp = new OfdpaNextGroup(allGroupKeys, nextObjective);
        // store mplsEcmpGroupKey with the ofdpaGroupChain for the nextObjective
        // that depends on it
        updatePendingNextObjective(mplsEmpGroupKey, ofdpaGrp);
        log.debug("Trying MPLS-ECMP: device:{} gid:{} gkey:{} nextId:{}", deviceId, Integer.toHexString(mplsEcmpGroupId), mplsEmpGroupKey, nextObjective.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(), mplsEcmpGce);
            groupService.addGroup(gi.innerMostGroupDesc());
        }
        return;
    }
    super.processEcmpHashedNextObjective(nextObjective);
}

Example 17 with GroupBucket

use of org.onosproject.net.group.GroupBucket 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 18 with GroupBucket

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

the class PointToPointIntentCompiler method createFailoverTreatmentGroup.

/**
 * Creates a new failover group with the initial ports of the links
 * from the primary and backup path.
 *
 * @param links         links from the primary path
 * @param backupLinks   links from the backup path
 * @param intent        intent from which this call originates
 */
private void createFailoverTreatmentGroup(List<Link> links, List<Link> backupLinks, PointToPointIntent intent) {
    List<GroupBucket> buckets = new ArrayList<>();
    TrafficTreatment.Builder tBuilderIn = DefaultTrafficTreatment.builder();
    ConnectPoint src = links.get(0).src();
    tBuilderIn.setOutput(src.port());
    TrafficTreatment.Builder tBuilderIn2 = DefaultTrafficTreatment.builder();
    ConnectPoint src2 = backupLinks.get(0).src();
    tBuilderIn2.setOutput(src2.port());
    buckets.add(DefaultGroupBucket.createFailoverGroupBucket(tBuilderIn.build(), src.port(), null));
    buckets.add(DefaultGroupBucket.createFailoverGroupBucket(tBuilderIn2.build(), src2.port(), null));
    GroupBuckets groupBuckets = new GroupBuckets(buckets);
    GroupDescription groupDesc = new DefaultGroupDescription(src.deviceId(), Group.Type.FAILOVER, groupBuckets, makeGroupKey(intent.id()), null, intent.appId());
    log.trace("adding failover group {}", groupDesc);
    groupService.addGroup(groupDesc);
}

Example 19 with GroupBucket

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

the class PointToPointIntentCompiler method updateFailoverGroup.

// Removes buckets whose treatments rely on disabled ports from the
// failover group.
private void updateFailoverGroup(PointToPointIntent pointIntent) {
    DeviceId deviceId = pointIntent.filteredIngressPoint().connectPoint().deviceId();
    GroupKey groupKey = makeGroupKey(pointIntent.id());
    Group group = waitForGroup(deviceId, groupKey);
    Iterator<GroupBucket> groupIterator = group.buckets().buckets().iterator();
    while (groupIterator.hasNext()) {
        GroupBucket bucket = groupIterator.next();
        Instruction individualInstruction = bucket.treatment().allInstructions().get(0);
        if (individualInstruction instanceof Instructions.OutputInstruction) {
            Instructions.OutputInstruction outInstruction = (Instructions.OutputInstruction) individualInstruction;
            Port port = deviceService.getPort(deviceId, outInstruction.port());
            if (port == null || !port.isEnabled()) {
                GroupBuckets removeBuckets = new GroupBuckets(Collections.singletonList(bucket));
                groupService.removeBucketsFromGroup(deviceId, groupKey, removeBuckets, groupKey, pointIntent.appId());
            }
        }
    }
}

Example 20 with GroupBucket

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

the class OFAgentVirtualGroupBucketEntryBuilder method build.

/**
 * Builds a GroupBuckets.
 *
 * @return GroupBuckets object, a list of GroupBuckets
 */
public GroupBuckets build() {
    List<GroupBucket> bucketList = Lists.newArrayList();
    for (OFBucket bucket : ofBuckets) {
        TrafficTreatment treatment = buildTreatment(bucket.getActions());
        // TODO: Use GroupBucketEntry
        GroupBucket groupBucket = null;
        switch(type) {
            case INDIRECT:
                groupBucket = DefaultGroupBucket.createIndirectGroupBucket(treatment);
                break;
            case SELECT:
                groupBucket = DefaultGroupBucket.createSelectGroupBucket(treatment, (short) bucket.getWeight());
                break;
            case FF:
                PortNumber port = PortNumber.portNumber(bucket.getWatchPort().getPortNumber());
                GroupId groupId = new GroupId(bucket.getWatchGroup().getGroupNumber());
                groupBucket = DefaultGroupBucket.createFailoverGroupBucket(treatment, port, groupId);
                break;
            case ALL:
                groupBucket = DefaultGroupBucket.createAllGroupBucket(treatment);
                break;
            default:
                log.error("Unsupported Group type : {}", type);
        }
        if (groupBucket != null) {
            bucketList.add(groupBucket);
        }
    }
    return new GroupBuckets(bucketList);
}