diff options
author | 2016-09-13 11:40:12 +0800 | |
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committer | 2016-09-13 11:41:53 +0800 | |
commit | b731e2f1dd0972409b136aebc7b463dd72c9cfad (patch) | |
tree | 5107d7d80c19ad8076c2c97c2b5ef8d1cf3ab903 /framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultGroupHandler.java | |
parent | ee93993458266114c29271a481ef9ce7ce621b2a (diff) |
ONOSFW-171
O/S-SFC-ONOS scenario documentation
Change-Id: I51ae1cf736ea24ab6680f8edca1b2bf5dd598365
Signed-off-by: CNlucius <lukai1@huawei.com>
Diffstat (limited to 'framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultGroupHandler.java')
-rw-r--r-- | framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultGroupHandler.java | 739 |
1 files changed, 0 insertions, 739 deletions
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultGroupHandler.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultGroupHandler.java deleted file mode 100644 index bc394b84..00000000 --- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultGroupHandler.java +++ /dev/null @@ -1,739 +0,0 @@ -/* - * Copyright 2015 Open Networking Laboratory - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package org.onosproject.segmentrouting.grouphandler; - -import static com.google.common.base.Preconditions.checkNotNull; -import static org.slf4j.LoggerFactory.getLogger; - -import java.net.URI; -import java.util.ArrayList; -import java.util.Collections; -import java.util.HashSet; -import java.util.List; -import java.util.Map; -import java.util.Set; -import java.util.concurrent.ConcurrentHashMap; -import java.util.stream.Collectors; - -import org.onlab.packet.Ip4Prefix; -import org.onlab.packet.IpPrefix; -import org.onlab.packet.MacAddress; -import org.onlab.packet.MplsLabel; -import org.onlab.util.KryoNamespace; -import org.onosproject.core.ApplicationId; -import org.onosproject.net.DeviceId; -import org.onosproject.net.Link; -import org.onosproject.net.PortNumber; -import org.onosproject.net.flow.DefaultTrafficTreatment; -import org.onosproject.net.flow.TrafficSelector; -import org.onosproject.net.flow.TrafficTreatment; -import org.onosproject.net.flowobjective.DefaultNextObjective; -import org.onosproject.net.flowobjective.FlowObjectiveService; -import org.onosproject.net.flowobjective.NextObjective; -import org.onosproject.net.flowobjective.Objective; -import org.onosproject.net.flowobjective.ObjectiveContext; -import org.onosproject.net.flowobjective.ObjectiveError; -import org.onosproject.net.group.DefaultGroupKey; -import org.onosproject.net.group.GroupKey; -import org.onosproject.net.link.LinkService; -import org.onosproject.segmentrouting.config.DeviceConfigNotFoundException; -import org.onosproject.segmentrouting.config.DeviceProperties; -import org.onosproject.store.service.EventuallyConsistentMap; -import org.slf4j.Logger; - -/** - * Default ECMP group handler creation module. This component creates a set of - * ECMP groups for every neighbor that this device is connected to based on - * whether the current device is an edge device or a transit device. - */ -public class DefaultGroupHandler { - protected static final Logger log = getLogger(DefaultGroupHandler.class); - - protected final DeviceId deviceId; - protected final ApplicationId appId; - protected final DeviceProperties deviceConfig; - protected final List<Integer> allSegmentIds; - protected int nodeSegmentId = -1; - protected boolean isEdgeRouter = false; - protected MacAddress nodeMacAddr = null; - protected LinkService linkService; - protected FlowObjectiveService flowObjectiveService; - - protected ConcurrentHashMap<DeviceId, Set<PortNumber>> devicePortMap = - new ConcurrentHashMap<>(); - protected ConcurrentHashMap<PortNumber, DeviceId> portDeviceMap = - new ConcurrentHashMap<>(); - protected EventuallyConsistentMap< - NeighborSetNextObjectiveStoreKey, Integer> nsNextObjStore = null; - protected EventuallyConsistentMap< - SubnetNextObjectiveStoreKey, Integer> subnetNextObjStore = null; - protected EventuallyConsistentMap< - PortNextObjectiveStoreKey, Integer> portNextObjStore = null; - - protected KryoNamespace.Builder kryo = new KryoNamespace.Builder() - .register(URI.class).register(HashSet.class) - .register(DeviceId.class).register(PortNumber.class) - .register(NeighborSet.class).register(PolicyGroupIdentifier.class) - .register(PolicyGroupParams.class) - .register(GroupBucketIdentifier.class) - .register(GroupBucketIdentifier.BucketOutputType.class); - - protected DefaultGroupHandler(DeviceId deviceId, ApplicationId appId, - DeviceProperties config, - LinkService linkService, - FlowObjectiveService flowObjService, - EventuallyConsistentMap<NeighborSetNextObjectiveStoreKey, - Integer> nsNextObjStore, - EventuallyConsistentMap<SubnetNextObjectiveStoreKey, - Integer> subnetNextObjStore, - EventuallyConsistentMap<PortNextObjectiveStoreKey, - Integer> portNextObjStore) { - this.deviceId = checkNotNull(deviceId); - this.appId = checkNotNull(appId); - this.deviceConfig = checkNotNull(config); - this.linkService = checkNotNull(linkService); - this.allSegmentIds = checkNotNull(config.getAllDeviceSegmentIds()); - try { - this.nodeSegmentId = config.getSegmentId(deviceId); - this.isEdgeRouter = config.isEdgeDevice(deviceId); - this.nodeMacAddr = checkNotNull(config.getDeviceMac(deviceId)); - } catch (DeviceConfigNotFoundException e) { - log.warn(e.getMessage() - + " Skipping value assignment in DefaultGroupHandler"); - } - this.flowObjectiveService = flowObjService; - this.nsNextObjStore = nsNextObjStore; - this.subnetNextObjStore = subnetNextObjStore; - this.portNextObjStore = portNextObjStore; - - populateNeighborMaps(); - } - - /** - * Creates a group handler object based on the type of device. If device is - * of edge type it returns edge group handler, else it returns transit group - * handler. - * - * @param deviceId device identifier - * @param appId application identifier - * @param config interface to retrieve the device properties - * @param linkService link service object - * @param flowObjService flow objective service object - * @param nsNextObjStore NeighborSet next objective store map - * @param subnetNextObjStore subnet next objective store map - * @throws DeviceConfigNotFoundException if the device configuration is not found - * @return default group handler type - */ - public static DefaultGroupHandler createGroupHandler( - DeviceId deviceId, - ApplicationId appId, - DeviceProperties config, - LinkService linkService, - FlowObjectiveService flowObjService, - EventuallyConsistentMap<NeighborSetNextObjectiveStoreKey, - Integer> nsNextObjStore, - EventuallyConsistentMap<SubnetNextObjectiveStoreKey, - Integer> subnetNextObjStore, - EventuallyConsistentMap<PortNextObjectiveStoreKey, - Integer> portNextObjStore) - throws DeviceConfigNotFoundException { - // handle possible exception in the caller - if (config.isEdgeDevice(deviceId)) { - return new DefaultEdgeGroupHandler(deviceId, appId, config, - linkService, - flowObjService, - nsNextObjStore, - subnetNextObjStore, - portNextObjStore); - } else { - return new DefaultTransitGroupHandler(deviceId, appId, config, - linkService, - flowObjService, - nsNextObjStore, - subnetNextObjStore, - portNextObjStore); - } - } - - /** - * Creates the auto created groups for this device based on the current - * snapshot of the topology. - */ - // Empty implementations to be overridden by derived classes - public void createGroups() { - } - - /** - * Performs group creation or update procedures when a new link is - * discovered on this device. - * - * @param newLink new neighbor link - */ - public void linkUp(Link newLink, boolean isMaster) { - - if (newLink.type() != Link.Type.DIRECT) { - log.warn("linkUp: unknown link type"); - return; - } - - if (!newLink.src().deviceId().equals(deviceId)) { - log.warn("linkUp: deviceId{} doesn't match with link src{}", - deviceId, newLink.src().deviceId()); - return; - } - - log.info("* LinkUP: Device {} linkUp at local port {} to neighbor {}", deviceId, - newLink.src().port(), newLink.dst().deviceId()); - MacAddress dstMac; - try { - dstMac = deviceConfig.getDeviceMac(newLink.dst().deviceId()); - } catch (DeviceConfigNotFoundException e) { - log.warn(e.getMessage() + " Aborting linkUp."); - return; - } - - addNeighborAtPort(newLink.dst().deviceId(), - newLink.src().port()); - /*if (devicePortMap.get(newLink.dst().deviceId()) == null) { - // New Neighbor - newNeighbor(newLink); - } else { - // Old Neighbor - newPortToExistingNeighbor(newLink); - }*/ - Set<NeighborSet> nsSet = nsNextObjStore.keySet() - .stream() - .filter((nsStoreEntry) -> (nsStoreEntry.deviceId().equals(deviceId))) - .map((nsStoreEntry) -> (nsStoreEntry.neighborSet())) - .filter((ns) -> (ns.getDeviceIds() - .contains(newLink.dst().deviceId()))) - .collect(Collectors.toSet()); - log.trace("linkUp: nsNextObjStore contents for device {}:", - deviceId, - nsSet); - for (NeighborSet ns : nsSet) { - // Create the new bucket to be updated - TrafficTreatment.Builder tBuilder = - DefaultTrafficTreatment.builder(); - tBuilder.setOutput(newLink.src().port()) - .setEthDst(dstMac) - .setEthSrc(nodeMacAddr); - if (ns.getEdgeLabel() != NeighborSet.NO_EDGE_LABEL) { - tBuilder.pushMpls() - .copyTtlOut() - .setMpls(MplsLabel.mplsLabel(ns.getEdgeLabel())); - } - - Integer nextId = nsNextObjStore. - get(new NeighborSetNextObjectiveStoreKey(deviceId, ns)); - if (nextId != null && isMaster) { - NextObjective.Builder nextObjBuilder = DefaultNextObjective - .builder().withId(nextId) - .withType(NextObjective.Type.HASHED).fromApp(appId); - - nextObjBuilder.addTreatment(tBuilder.build()); - log.info("**linkUp in device {}: Adding Bucket " - + "with Port {} to next object id {}", - deviceId, - newLink.src().port(), - nextId); - NextObjective nextObjective = nextObjBuilder. - addToExisting(new SRNextObjectiveContext(deviceId)); - flowObjectiveService.next(deviceId, nextObjective); - } else if (isMaster) { - log.warn("linkUp in device {}, but global store has no record " - + "for neighbor-set {}", deviceId, ns); - } - } - } - - /** - * Performs group recovery procedures when a port goes down on this device. - * - * @param port port number that has gone down - */ - public void portDown(PortNumber port) { - if (portDeviceMap.get(port) == null) { - log.warn("portDown: unknown port"); - return; - } - - MacAddress dstMac; - try { - dstMac = deviceConfig.getDeviceMac(portDeviceMap.get(port)); - } catch (DeviceConfigNotFoundException e) { - log.warn(e.getMessage() + " Aborting portDown."); - return; - } - - log.debug("Device {} portDown {} to neighbor {}", deviceId, port, - portDeviceMap.get(port)); - /*Set<NeighborSet> nsSet = computeImpactedNeighborsetForPortEvent(portDeviceMap - .get(port), - devicePortMap - .keySet());*/ - Set<NeighborSet> nsSet = nsNextObjStore.keySet() - .stream() - .filter((nsStoreEntry) -> (nsStoreEntry.deviceId().equals(deviceId))) - .map((nsStoreEntry) -> (nsStoreEntry.neighborSet())) - .filter((ns) -> (ns.getDeviceIds() - .contains(portDeviceMap.get(port)))) - .collect(Collectors.toSet()); - log.trace("portDown: nsNextObjStore contents for device {}:", - deviceId, - nsSet); - for (NeighborSet ns : nsSet) { - // Create the bucket to be removed - TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment - .builder(); - tBuilder.setOutput(port) - .setEthDst(dstMac) - .setEthSrc(nodeMacAddr); - if (ns.getEdgeLabel() != NeighborSet.NO_EDGE_LABEL) { - tBuilder.pushMpls() - .copyTtlOut() - .setMpls(MplsLabel.mplsLabel(ns.getEdgeLabel())); - } - - Integer nextId = nsNextObjStore. - get(new NeighborSetNextObjectiveStoreKey(deviceId, ns)); - if (nextId != null) { - NextObjective.Builder nextObjBuilder = DefaultNextObjective - .builder().withType(NextObjective.Type.SIMPLE).withId(nextId).fromApp(appId); - - nextObjBuilder.addTreatment(tBuilder.build()); - - log.info("**portDown in device {}: Removing Bucket " - + "with Port {} to next object id {}", - deviceId, - port, - nextId); - // should do removefromexisting and only if master - /*NextObjective nextObjective = nextObjBuilder. - remove(new SRNextObjectiveContext(deviceId)); - - flowObjectiveService.next(deviceId, nextObjective);*/ - } - - } - - devicePortMap.get(portDeviceMap.get(port)).remove(port); - portDeviceMap.remove(port); - } - - /** - * Returns the next objective of type hashed associated with the neighborset. - * If there is no next objective for this neighborset, this method - * would create a next objective and return. Optionally metadata can be - * passed in for the creation of the next objective. - * - * @param ns neighborset - * @param meta metadata passed into the creation of a Next Objective - * @return int if found or -1 if there are errors in the creation of the - * neighbor set. - */ - public int getNextObjectiveId(NeighborSet ns, TrafficSelector meta) { - Integer nextId = nsNextObjStore. - get(new NeighborSetNextObjectiveStoreKey(deviceId, ns)); - if (nextId == null) { - log.trace("getNextObjectiveId in device{}: Next objective id " - + "not found for {} and creating", deviceId, ns); - log.trace("getNextObjectiveId: nsNextObjStore contents for device {}: {}", - deviceId, - nsNextObjStore.entrySet() - .stream() - .filter((nsStoreEntry) -> - (nsStoreEntry.getKey().deviceId().equals(deviceId))) - .collect(Collectors.toList())); - createGroupsFromNeighborsets(Collections.singleton(ns), meta); - nextId = nsNextObjStore. - get(new NeighborSetNextObjectiveStoreKey(deviceId, ns)); - if (nextId == null) { - log.warn("getNextObjectiveId: unable to create next objective"); - return -1; - } else { - log.debug("getNextObjectiveId in device{}: Next objective id {} " - + "created for {}", deviceId, nextId, ns); - } - } else { - log.trace("getNextObjectiveId in device{}: Next objective id {} " - + "found for {}", deviceId, nextId, ns); - } - return nextId; - } - - /** - * Returns the next objective of type broadcast associated with the subnet, - * or -1 if no such objective exists. Note that this method does NOT create - * the next objective as a side-effect. It is expected that is objective is - * created at startup from network configuration. - * - * @param prefix subnet information - * @return int if found or -1 - */ - public int getSubnetNextObjectiveId(IpPrefix prefix) { - Integer nextId = subnetNextObjStore. - get(new SubnetNextObjectiveStoreKey(deviceId, prefix)); - - return (nextId != null) ? nextId : -1; - } - - /** - * Returns the next objective of type simple associated with the port on the - * device, given the treatment. Different treatments to the same port result - * in different next objectives. If no such objective exists, this method - * creates one and returns the id. Optionally metadata can be passed in for - * the creation of the objective. - * - * @param portNum the port number for the simple next objective - * @param treatment the actions to apply on the packets (should include outport) - * @param meta optional metadata passed into the creation of the next objective - * @return int if found or created, -1 if there are errors during the - * creation of the next objective. - */ - public int getPortNextObjectiveId(PortNumber portNum, TrafficTreatment treatment, - TrafficSelector meta) { - Integer nextId = portNextObjStore. - get(new PortNextObjectiveStoreKey(deviceId, portNum, treatment)); - if (nextId == null) { - log.trace("getPortNextObjectiveId in device{}: Next objective id " - + "not found for {} and {} creating", deviceId, portNum); - createGroupFromPort(portNum, treatment, meta); - nextId = portNextObjStore.get( - new PortNextObjectiveStoreKey(deviceId, portNum, treatment)); - if (nextId == null) { - log.warn("getPortNextObjectiveId: unable to create next obj" - + "for dev:{} port{}", deviceId, portNum); - return -1; - } - } - return nextId; - } - - /** - * Checks if the next objective ID (group) for the neighbor set exists or not. - * - * @param ns neighbor set to check - * @return true if it exists, false otherwise - */ - public boolean hasNextObjectiveId(NeighborSet ns) { - Integer nextId = nsNextObjStore. - get(new NeighborSetNextObjectiveStoreKey(deviceId, ns)); - if (nextId == null) { - return false; - } - - return true; - } - - // Empty implementation - protected void newNeighbor(Link newLink) { - } - - // Empty implementation - protected void newPortToExistingNeighbor(Link newLink) { - } - - // Empty implementation - protected Set<NeighborSet> - computeImpactedNeighborsetForPortEvent(DeviceId impactedNeighbor, - Set<DeviceId> updatedNeighbors) { - return null; - } - - private void populateNeighborMaps() { - Set<Link> outgoingLinks = linkService.getDeviceEgressLinks(deviceId); - for (Link link : outgoingLinks) { - if (link.type() != Link.Type.DIRECT) { - continue; - } - addNeighborAtPort(link.dst().deviceId(), link.src().port()); - } - } - - protected void addNeighborAtPort(DeviceId neighborId, - PortNumber portToNeighbor) { - // Update DeviceToPort database - log.debug("Device {} addNeighborAtPort: neighbor {} at port {}", - deviceId, neighborId, portToNeighbor); - Set<PortNumber> ports = Collections - .newSetFromMap(new ConcurrentHashMap<PortNumber, Boolean>()); - ports.add(portToNeighbor); - Set<PortNumber> portnums = devicePortMap.putIfAbsent(neighborId, ports); - if (portnums != null) { - portnums.add(portToNeighbor); - } - - // Update portToDevice database - DeviceId prev = portDeviceMap.putIfAbsent(portToNeighbor, neighborId); - if (prev != null) { - log.warn("Device: {} port: {} has neighbor: {}. NOT updating " - + "to neighbor: {}", deviceId, portToNeighbor, prev, neighborId); - } - } - - protected Set<Set<DeviceId>> getPowerSetOfNeighbors(Set<DeviceId> neighbors) { - List<DeviceId> list = new ArrayList<>(neighbors); - Set<Set<DeviceId>> sets = new HashSet<>(); - // get the number of elements in the neighbors - int elements = list.size(); - // the number of members of a power set is 2^n - // including the empty set - int powerElements = (1 << elements); - - // run a binary counter for the number of power elements - // NOTE: Exclude empty set - for (long i = 1; i < powerElements; i++) { - Set<DeviceId> neighborSubSet = new HashSet<>(); - for (int j = 0; j < elements; j++) { - if ((i >> j) % 2 == 1) { - neighborSubSet.add(list.get(j)); - } - } - sets.add(neighborSubSet); - } - return sets; - } - - private boolean isSegmentIdSameAsNodeSegmentId(DeviceId deviceId, int sId) { - int segmentId; - try { - segmentId = deviceConfig.getSegmentId(deviceId); - } catch (DeviceConfigNotFoundException e) { - log.warn(e.getMessage() + " Aborting isSegmentIdSameAsNodeSegmentId."); - return false; - } - - return segmentId == sId; - } - - protected List<Integer> getSegmentIdsTobePairedWithNeighborSet(Set<DeviceId> neighbors) { - - List<Integer> nsSegmentIds = new ArrayList<>(); - - // Always pair up with no edge label - // If (neighbors.size() == 1) { - nsSegmentIds.add(-1); - // } - - // Filter out SegmentIds matching with the - // nodes in the combo - for (Integer sId : allSegmentIds) { - if (sId.equals(nodeSegmentId)) { - continue; - } - boolean filterOut = false; - // Check if the edge label being set is of - // any node in the Neighbor set - for (DeviceId deviceId : neighbors) { - if (isSegmentIdSameAsNodeSegmentId(deviceId, sId)) { - filterOut = true; - break; - } - } - if (!filterOut) { - nsSegmentIds.add(sId); - } - } - return nsSegmentIds; - } - - /** - * Creates Groups from a set of NeighborSet given. - * - * @param nsSet a set of NeighborSet - * @param meta metadata passed into the creation of a Next Objective - */ - public void createGroupsFromNeighborsets(Set<NeighborSet> nsSet, - TrafficSelector meta) { - for (NeighborSet ns : nsSet) { - int nextId = flowObjectiveService.allocateNextId(); - NextObjective.Builder nextObjBuilder = DefaultNextObjective - .builder().withId(nextId) - .withType(NextObjective.Type.HASHED).fromApp(appId); - for (DeviceId neighborId : ns.getDeviceIds()) { - if (devicePortMap.get(neighborId) == null) { - log.warn("Neighbor {} is not in the port map yet for dev:{}", - neighborId, deviceId); - return; - } else if (devicePortMap.get(neighborId).size() == 0) { - log.warn("There are no ports for " - + "the Device {} in the port map yet", neighborId); - return; - } - - MacAddress neighborMac; - try { - neighborMac = deviceConfig.getDeviceMac(neighborId); - } catch (DeviceConfigNotFoundException e) { - log.warn(e.getMessage() + " Aborting createGroupsFromNeighborsets."); - return; - } - - for (PortNumber sp : devicePortMap.get(neighborId)) { - TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment - .builder(); - tBuilder.setEthDst(neighborMac) - .setEthSrc(nodeMacAddr); - if (ns.getEdgeLabel() != NeighborSet.NO_EDGE_LABEL) { - tBuilder.pushMpls() - .copyTtlOut() - .setMpls(MplsLabel.mplsLabel(ns.getEdgeLabel())); - } - tBuilder.setOutput(sp); - nextObjBuilder.addTreatment(tBuilder.build()); - } - } - if (meta != null) { - nextObjBuilder.withMeta(meta); - } - NextObjective nextObj = nextObjBuilder. - add(new SRNextObjectiveContext(deviceId)); - log.info("**createGroupsFromNeighborsets: Submited " - + "next objective {} in device {}", - nextId, deviceId); - flowObjectiveService.next(deviceId, nextObj); - nsNextObjStore.put(new NeighborSetNextObjectiveStoreKey(deviceId, ns), - nextId); - } - } - - /** - * Creates broadcast groups for all ports in the same configured subnet. - * - */ - public void createGroupsFromSubnetConfig() { - Map<Ip4Prefix, List<PortNumber>> subnetPortMap = - this.deviceConfig.getSubnetPortsMap(this.deviceId); - // Construct a broadcast group for each subnet - subnetPortMap.forEach((subnet, ports) -> { - SubnetNextObjectiveStoreKey key = - new SubnetNextObjectiveStoreKey(deviceId, subnet); - - if (subnetNextObjStore.containsKey(key)) { - log.debug("Broadcast group for device {} and subnet {} exists", - deviceId, subnet); - return; - } - - int nextId = flowObjectiveService.allocateNextId(); - - NextObjective.Builder nextObjBuilder = DefaultNextObjective - .builder().withId(nextId) - .withType(NextObjective.Type.BROADCAST).fromApp(appId); - - ports.forEach(port -> { - TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder(); - tBuilder.popVlan(); - tBuilder.setOutput(port); - nextObjBuilder.addTreatment(tBuilder.build()); - }); - - NextObjective nextObj = nextObjBuilder.add(); - flowObjectiveService.next(deviceId, nextObj); - log.debug("createGroupFromSubnetConfig: Submited " - + "next objective {} in device {}", - nextId, deviceId); - - subnetNextObjStore.put(key, nextId); - }); - } - - - /** - * Create simple next objective for a single port. The treatments can include - * all outgoing actions that need to happen on the packet. - * - * @param portNum the outgoing port on the device - * @param treatment the actions to apply on the packets (should include outport) - * @param meta optional data to pass to the driver - */ - public void createGroupFromPort(PortNumber portNum, TrafficTreatment treatment, - TrafficSelector meta) { - int nextId = flowObjectiveService.allocateNextId(); - PortNextObjectiveStoreKey key = new PortNextObjectiveStoreKey( - deviceId, portNum, treatment); - - NextObjective.Builder nextObjBuilder = DefaultNextObjective - .builder().withId(nextId) - .withType(NextObjective.Type.SIMPLE) - .addTreatment(treatment) - .fromApp(appId) - .withMeta(meta); - - NextObjective nextObj = nextObjBuilder.add(); - flowObjectiveService.next(deviceId, nextObj); - log.debug("createGroupFromPort: Submited next objective {} in device {} " - + "for port {}", nextId, deviceId, portNum); - - portNextObjStore.put(key, nextId); - } - - - public GroupKey getGroupKey(Object obj) { - return new DefaultGroupKey(kryo.build().serialize(obj)); - } - - /** - * Removes groups for the next objective ID given. - * - * @param objectiveId next objective ID to remove - * @return true if succeeds, false otherwise - */ - public boolean removeGroup(int objectiveId) { - - if (nsNextObjStore.containsValue(objectiveId)) { - NextObjective.Builder nextObjBuilder = DefaultNextObjective - .builder().withId(objectiveId) - .withType(NextObjective.Type.HASHED).fromApp(appId); - NextObjective nextObjective = nextObjBuilder. - remove(new SRNextObjectiveContext(deviceId)); - log.info("**removeGroup: Submited " - + "next objective {} in device {}", - objectiveId, deviceId); - flowObjectiveService.next(deviceId, nextObjective); - - for (Map.Entry<NeighborSetNextObjectiveStoreKey, Integer> entry: nsNextObjStore.entrySet()) { - if (entry.getValue().equals(objectiveId)) { - nsNextObjStore.remove(entry.getKey()); - break; - } - } - return true; - } - - return false; - } - - protected static class SRNextObjectiveContext implements ObjectiveContext { - final DeviceId deviceId; - - SRNextObjectiveContext(DeviceId deviceId) { - this.deviceId = deviceId; - } - @Override - public void onSuccess(Objective objective) { - log.info("Next objective {} operation successful in device {}", - objective.id(), deviceId); - } - - @Override - public void onError(Objective objective, ObjectiveError error) { - log.warn("Next objective {} operation failed with error: {} in device {}", - objective.id(), error, deviceId); - } - } -} |