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Example 6 with GroupBuckets

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

the class Ofdpa2GroupHandler method addBucketToL2HashGroup.

private void addBucketToL2HashGroup(NextObjective nextObjective, List<Deque<GroupKey>> allActiveKeys) {
    // storage for all group keys in the chain of groups created
    List<Deque<GroupKey>> allGroupKeys = new ArrayList<>();
    List<GroupInfo> unsentGroups = new ArrayList<>();
    List<GroupBucket> newBuckets;
    // Prepare the l2 unfiltered groups
    createL2HashBuckets(nextObjective, allGroupKeys, unsentGroups);
    // now we can create the buckets to add to the outermost L2 hash group
    newBuckets = generateNextGroupBuckets(unsentGroups, SELECT);
    // retrieve the original l2 load balance group
    Group l2hashGroup = retrieveTopLevelGroup(allActiveKeys, deviceId, groupService, nextObjective.id());
    if (l2hashGroup == null) {
        fail(nextObjective, ObjectiveError.GROUPMISSING);
        return;
    }
    GroupKey l2hashGroupKey = l2hashGroup.appCookie();
    int l2hashGroupId = l2hashGroup.id().id();
    GroupDescription l2hashGroupDesc = new DefaultGroupDescription(deviceId, SELECT, new GroupBuckets(newBuckets), l2hashGroupKey, l2hashGroupId, nextObjective.appId());
    GroupChainElem l2hashGce = new GroupChainElem(l2hashGroupDesc, unsentGroups.size(), true, deviceId);
    // update new bucket-chains
    List<Deque<GroupKey>> addedKeys = new ArrayList<>();
    for (Deque<GroupKey> newBucketChain : allGroupKeys) {
        newBucketChain.addFirst(l2hashGroupKey);
        addedKeys.add(newBucketChain);
    }
    updatePendingNextObjective(l2hashGroupKey, new OfdpaNextGroup(addedKeys, nextObjective));
    log.debug("Adding to L2HASH: device:{} gid:{} group key:{} nextId:{}", deviceId, Integer.toHexString(l2hashGroupId), l2hashGroupKey, nextObjective.id());
    unsentGroups.forEach(groupInfo -> {
        // send the innermost group
        log.debug("Sending innermost group {} in group chain on device {} ", Integer.toHexString(groupInfo.innerMostGroupDesc().givenGroupId()), deviceId);
        updatePendingGroups(groupInfo.nextGroupDesc().appCookie(), l2hashGce);
        groupService.addGroup(groupInfo.innerMostGroupDesc());
    });
}
Also used : NextGroup(org.onosproject.net.behaviour.NextGroup) Group(org.onosproject.net.group.Group) CopyOnWriteArrayList(java.util.concurrent.CopyOnWriteArrayList) ArrayList(java.util.ArrayList) GroupKey(org.onosproject.net.group.GroupKey) DefaultGroupKey(org.onosproject.net.group.DefaultGroupKey) OfdpaGroupHandlerUtility.l2MulticastGroupKey(org.onosproject.driver.pipeline.ofdpa.OfdpaGroupHandlerUtility.l2MulticastGroupKey) GroupBuckets(org.onosproject.net.group.GroupBuckets) Deque(java.util.Deque) ArrayDeque(java.util.ArrayDeque) DefaultGroupDescription(org.onosproject.net.group.DefaultGroupDescription) GroupDescription(org.onosproject.net.group.GroupDescription) GroupBucket(org.onosproject.net.group.GroupBucket) DefaultGroupBucket(org.onosproject.net.group.DefaultGroupBucket) DefaultGroupDescription(org.onosproject.net.group.DefaultGroupDescription)

Example 7 with GroupBuckets

use of org.onosproject.net.group.GroupBuckets 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();
}
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Example 8 with GroupBuckets

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

the class Ofdpa2GroupHandler method addBucketToL2FloodGroup.

private void addBucketToL2FloodGroup(NextObjective nextObj, List<Deque<GroupKey>> allActiveKeys, List<GroupInfo> groupInfos, VlanId assignedVlan) {
    Group l2FloodGroup = retrieveTopLevelGroup(allActiveKeys, deviceId, groupService, nextObj.id());
    if (l2FloodGroup == null) {
        log.warn("Can't find L2 flood group while adding bucket to it. NextObj = {}", nextObj);
        fail(nextObj, ObjectiveError.GROUPMISSING);
        return;
    }
    GroupKey l2floodGroupKey = l2FloodGroup.appCookie();
    int l2floodGroupId = l2FloodGroup.id().id();
    List<GroupBucket> newBuckets = generateNextGroupBuckets(groupInfos, ALL);
    GroupDescription l2FloodGroupDescription = new DefaultGroupDescription(deviceId, ALL, new GroupBuckets(newBuckets), l2floodGroupKey, l2floodGroupId, nextObj.appId());
    GroupChainElem l2FloodGroupChainElement = new GroupChainElem(l2FloodGroupDescription, groupInfos.size(), true, deviceId);
    // ensure assignedVlan applies to the chosen group
    VlanId floodGroupVlan = extractVlanIdFromGroupId(l2floodGroupId);
    if (!floodGroupVlan.equals(assignedVlan)) {
        log.warn("VLAN ID {} does not match Flood group {} to which bucket is " + "being added, for next:{} in dev:{}. Abort.", assignedVlan, Integer.toHexString(l2floodGroupId), nextObj.id(), deviceId);
        fail(nextObj, ObjectiveError.BADPARAMS);
        return;
    }
    List<Deque<GroupKey>> addedKeys = new ArrayList<>();
    groupInfos.forEach(groupInfo -> {
        // update original NextGroup with new bucket-chain
        Deque<GroupKey> newBucketChain = new ArrayDeque<>();
        newBucketChain.addFirst(groupInfo.nextGroupDesc().appCookie());
        newBucketChain.addFirst(l2floodGroupKey);
        addedKeys.add(newBucketChain);
        log.debug("Adding to L2FLOOD: device:{} gid:{} group key:{} nextId:{}", deviceId, Integer.toHexString(l2floodGroupId), l2floodGroupKey, nextObj.id());
        // send the innermost group
        log.debug("Sending innermost group {} in group chain on device {} ", Integer.toHexString(groupInfo.innerMostGroupDesc().givenGroupId()), deviceId);
        updatePendingGroups(groupInfo.nextGroupDesc().appCookie(), l2FloodGroupChainElement);
        DeviceId innerMostGroupDevice = groupInfo.innerMostGroupDesc().deviceId();
        GroupKey innerMostGroupKey = groupInfo.innerMostGroupDesc().appCookie();
        Group existsL2IGroup = groupService.getGroup(innerMostGroupDevice, innerMostGroupKey);
        if (existsL2IGroup != null) {
            // group already exist
            processPendingAddGroupsOrNextObjs(innerMostGroupKey, true);
        } else {
            groupService.addGroup(groupInfo.innerMostGroupDesc());
        }
    });
    updatePendingNextObjective(l2floodGroupKey, new OfdpaNextGroup(addedKeys, nextObj));
}
Also used : NextGroup(org.onosproject.net.behaviour.NextGroup) Group(org.onosproject.net.group.Group) DeviceId(org.onosproject.net.DeviceId) GroupKey(org.onosproject.net.group.GroupKey) DefaultGroupKey(org.onosproject.net.group.DefaultGroupKey) OfdpaGroupHandlerUtility.l2MulticastGroupKey(org.onosproject.driver.pipeline.ofdpa.OfdpaGroupHandlerUtility.l2MulticastGroupKey) CopyOnWriteArrayList(java.util.concurrent.CopyOnWriteArrayList) ArrayList(java.util.ArrayList) GroupBuckets(org.onosproject.net.group.GroupBuckets) Deque(java.util.Deque) ArrayDeque(java.util.ArrayDeque) ArrayDeque(java.util.ArrayDeque) DefaultGroupDescription(org.onosproject.net.group.DefaultGroupDescription) GroupDescription(org.onosproject.net.group.GroupDescription) GroupBucket(org.onosproject.net.group.GroupBucket) DefaultGroupBucket(org.onosproject.net.group.DefaultGroupBucket) DefaultGroupDescription(org.onosproject.net.group.DefaultGroupDescription) VlanId(org.onlab.packet.VlanId)

Example 9 with GroupBuckets

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

the class Ofdpa2GroupHandler method removeBucket.

/**
 * Removes top-level buckets from a group that represents the given next objective.
 *
 * @param chainsToRemove a list of group bucket chains to remove
 * @param nextObjective the next objective that contains information for the
 *                  buckets to be removed from the group
 */
protected void removeBucket(List<Deque<GroupKey>> chainsToRemove, NextObjective nextObjective) {
    List<GroupBucket> bucketsToRemove = Lists.newArrayList();
    // first group key is the one we want to modify
    GroupKey modGroupKey = chainsToRemove.get(0).peekFirst();
    Group modGroup = groupService.getGroup(deviceId, modGroupKey);
    if (modGroup == null) {
        log.warn("removeBucket(): Attempt to modify non-existent group {} for device {}", modGroupKey, deviceId);
        return;
    }
    for (Deque<GroupKey> foundChain : chainsToRemove) {
        // second group key is the one we wish to remove the reference to
        if (foundChain.size() < 2) {
            // additional check to make sure second group key exists in
            // the chain.
            log.warn("Can't find second group key from chain {}", foundChain);
            continue;
        }
        GroupKey pointedGroupKey = foundChain.stream().collect(Collectors.toList()).get(1);
        Group pointedGroup = groupService.getGroup(deviceId, pointedGroupKey);
        if (pointedGroup == null) {
            continue;
        }
        GroupBucket bucket;
        if (nextObjective.type() == NextObjective.Type.HASHED) {
            bucket = DefaultGroupBucket.createSelectGroupBucket(DefaultTrafficTreatment.builder().group(pointedGroup.id()).build());
        } else {
            bucket = DefaultGroupBucket.createAllGroupBucket(DefaultTrafficTreatment.builder().group(pointedGroup.id()).build());
        }
        bucketsToRemove.add(bucket);
    }
    GroupBuckets removeBuckets = new GroupBuckets(bucketsToRemove);
    // for debug log
    List<String> pointedGroupIds;
    pointedGroupIds = bucketsToRemove.stream().map(GroupBucket::treatment).map(TrafficTreatment::allInstructions).flatMap(List::stream).filter(inst -> inst instanceof Instructions.GroupInstruction).map(inst -> (Instructions.GroupInstruction) inst).map(Instructions.GroupInstruction::groupId).map(GroupId::id).map(Integer::toHexString).map(id -> HEX_PREFIX + id).collect(Collectors.toList());
    log.debug("Removing buckets from group id 0x{} pointing to group id(s) {} " + "for next id {} in device {}", Integer.toHexString(modGroup.id().id()), pointedGroupIds, nextObjective.id(), deviceId);
    addPendingUpdateNextObjective(modGroupKey, nextObjective);
    groupService.removeBucketsFromGroup(deviceId, modGroupKey, removeBuckets, modGroupKey, nextObjective.appId());
    // potentially stale copy of allActiveKeys
    synchronized (flowObjectiveStore) {
        // get a fresh copy of what the store holds
        NextGroup next = flowObjectiveStore.getNextGroup(nextObjective.id());
        List<Deque<GroupKey>> allActiveKeys = appKryo.deserialize(next.data());
        allActiveKeys = Lists.newArrayList(allActiveKeys);
        // Note that since we got a new object, and ArrayDeque does not implement
        // Object.equals(), we have to check the deque elems one by one
        allActiveKeys.removeIf(active -> chainsToRemove.stream().anyMatch(remove -> Arrays.equals(remove.toArray(new GroupKey[0]), active.toArray(new GroupKey[0]))));
        // top level group which still exists.
        if (allActiveKeys.isEmpty()) {
            ArrayDeque<GroupKey> top = new ArrayDeque<>();
            top.add(modGroupKey);
            allActiveKeys.add(top);
        }
        flowObjectiveStore.putNextGroup(nextObjective.id(), new OfdpaNextGroup(allActiveKeys, nextObjective));
    }
}
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Example 10 with GroupBuckets

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

the class Ofdpa2GroupHandler method addBucketToEcmpHashGroup.

private void addBucketToEcmpHashGroup(NextObjective nextObjective, List<Deque<GroupKey>> allActiveKeys) {
    // storage for all group keys in the chain of groups created
    List<Deque<GroupKey>> allGroupKeys = new ArrayList<>();
    List<GroupInfo> unsentGroups = new ArrayList<>();
    List<GroupBucket> newBuckets;
    createEcmpHashBucketChains(nextObjective, allGroupKeys, unsentGroups);
    // now we can create the buckets to add to the outermost L3 ECMP group
    newBuckets = generateNextGroupBuckets(unsentGroups, SELECT);
    // retrieve the original L3 ECMP group
    Group l3ecmpGroup = retrieveTopLevelGroup(allActiveKeys, deviceId, groupService, nextObjective.id());
    if (l3ecmpGroup == null) {
        fail(nextObjective, ObjectiveError.GROUPMISSING);
        return;
    }
    GroupKey l3ecmpGroupKey = l3ecmpGroup.appCookie();
    int l3ecmpGroupId = l3ecmpGroup.id().id();
    // Although GroupDescriptions are not necessary for adding buckets to
    // existing groups, we still use one in the GroupChainElem. When the latter is
    // processed, the info will be extracted for the bucketAdd call to groupService
    GroupDescription l3ecmpGroupDesc = new DefaultGroupDescription(deviceId, SELECT, new GroupBuckets(newBuckets), l3ecmpGroupKey, l3ecmpGroupId, nextObjective.appId());
    GroupChainElem l3ecmpGce = new GroupChainElem(l3ecmpGroupDesc, unsentGroups.size(), true, deviceId);
    // update new bucket-chains
    List<Deque<GroupKey>> addedKeys = new ArrayList<>();
    for (Deque<GroupKey> newBucketChain : allGroupKeys) {
        newBucketChain.addFirst(l3ecmpGroupKey);
        addedKeys.add(newBucketChain);
    }
    updatePendingNextObjective(l3ecmpGroupKey, new OfdpaNextGroup(addedKeys, nextObjective));
    log.debug("Adding to L3ECMP: device:{} gid:{} group key:{} nextId:{}", deviceId, Integer.toHexString(l3ecmpGroupId), l3ecmpGroupKey, nextObjective.id());
    unsentGroups.forEach(groupInfo -> {
        // send the innermost group
        log.debug("Sending innermost group {} in group chain on device {} ", Integer.toHexString(groupInfo.innerMostGroupDesc().givenGroupId()), deviceId);
        updatePendingGroups(groupInfo.nextGroupDesc().appCookie(), l3ecmpGce);
        groupService.addGroup(groupInfo.innerMostGroupDesc());
    });
}
Also used : NextGroup(org.onosproject.net.behaviour.NextGroup) Group(org.onosproject.net.group.Group) CopyOnWriteArrayList(java.util.concurrent.CopyOnWriteArrayList) ArrayList(java.util.ArrayList) GroupKey(org.onosproject.net.group.GroupKey) DefaultGroupKey(org.onosproject.net.group.DefaultGroupKey) OfdpaGroupHandlerUtility.l2MulticastGroupKey(org.onosproject.driver.pipeline.ofdpa.OfdpaGroupHandlerUtility.l2MulticastGroupKey) GroupBuckets(org.onosproject.net.group.GroupBuckets) Deque(java.util.Deque) ArrayDeque(java.util.ArrayDeque) DefaultGroupDescription(org.onosproject.net.group.DefaultGroupDescription) GroupDescription(org.onosproject.net.group.GroupDescription) GroupBucket(org.onosproject.net.group.GroupBucket) DefaultGroupBucket(org.onosproject.net.group.DefaultGroupBucket) DefaultGroupDescription(org.onosproject.net.group.DefaultGroupDescription)

Aggregations

GroupBuckets (org.onosproject.net.group.GroupBuckets)90 GroupBucket (org.onosproject.net.group.GroupBucket)82 DefaultGroupBucket (org.onosproject.net.group.DefaultGroupBucket)69 DefaultGroupDescription (org.onosproject.net.group.DefaultGroupDescription)63 DefaultTrafficTreatment (org.onosproject.net.flow.DefaultTrafficTreatment)58 GroupKey (org.onosproject.net.group.GroupKey)58 TrafficTreatment (org.onosproject.net.flow.TrafficTreatment)57 DefaultGroupKey (org.onosproject.net.group.DefaultGroupKey)56 GroupDescription (org.onosproject.net.group.GroupDescription)53 Group (org.onosproject.net.group.Group)35 ArrayList (java.util.ArrayList)31 GroupId (org.onosproject.core.GroupId)28 PortNumber (org.onosproject.net.PortNumber)27 DefaultGroup (org.onosproject.net.group.DefaultGroup)22 OfdpaGroupHandlerUtility.l2MulticastGroupKey (org.onosproject.driver.pipeline.ofdpa.OfdpaGroupHandlerUtility.l2MulticastGroupKey)17 ArrayDeque (java.util.ArrayDeque)15 Deque (java.util.Deque)15 TrafficSelector (org.onosproject.net.flow.TrafficSelector)15 PiGroupKey (org.onosproject.net.pi.runtime.PiGroupKey)14 NextObjective (org.onosproject.net.flowobjective.NextObjective)13