diff options
author | CNlucius <lukai1@huawei.com> | 2016-09-13 11:40:12 +0800 |
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committer | CNlucius <lukai1@huawei.com> | 2016-09-13 11:41:53 +0800 |
commit | b731e2f1dd0972409b136aebc7b463dd72c9cfad (patch) | |
tree | 5107d7d80c19ad8076c2c97c2b5ef8d1cf3ab903 /framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultEdgeGroupHandler.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/DefaultEdgeGroupHandler.java')
-rw-r--r-- | framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultEdgeGroupHandler.java | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultEdgeGroupHandler.java b/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultEdgeGroupHandler.java deleted file mode 100644 index 32c53654..00000000 --- a/framework/src/onos/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/grouphandler/DefaultEdgeGroupHandler.java +++ /dev/null @@ -1,187 +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 java.util.HashSet; -import java.util.List; -import java.util.Set; - -import org.onosproject.core.ApplicationId; -import org.onosproject.net.DeviceId; -import org.onosproject.net.Link; -import org.onosproject.net.flowobjective.FlowObjectiveService; -import org.onosproject.net.link.LinkService; -import org.onosproject.segmentrouting.config.DeviceProperties; -import org.onosproject.store.service.EventuallyConsistentMap; - -/** - * Default ECMP group handler creation module for an edge device. - * This component creates a set of ECMP groups for every neighbor - * that this device is connected to. - * For example, consider a network of 4 devices: D0 (Segment ID: 100), - * D1 (Segment ID: 101), D2 (Segment ID: 102) and D3 (Segment ID: 103), - * where D0 and D3 are edge devices and D1 and D2 are transit devices. - * Assume device D0 is connected to 2 neighbors (D1 and D2 ). - * The following groups will be created in D0: - * 1) all ports to D1 + with no label push, // direct attach case, seen - * 2) all ports to D1 + with label 102 pushed, // this is not needed - * 3) all ports to D1 + with label 103 pushed, // maybe needed, sometimes seen - * 4) all ports to D2 + with no label push, - * 5) all ports to D2 + with label 101 pushed, - * 6) all ports to D2 + with label 103 pushed, - * 7) all ports to D1 and D2 + with label 103 pushed // ecmp case - * 8) what about ecmp no label case - */ -public class DefaultEdgeGroupHandler extends DefaultGroupHandler { - - protected DefaultEdgeGroupHandler(DeviceId deviceId, - ApplicationId appId, - DeviceProperties config, - LinkService linkService, - FlowObjectiveService flowObjService, - EventuallyConsistentMap< - NeighborSetNextObjectiveStoreKey, - Integer> nsNextObjStore, - EventuallyConsistentMap<SubnetNextObjectiveStoreKey, - Integer> subnetNextObjStore, - EventuallyConsistentMap<PortNextObjectiveStoreKey, - Integer> portNextObjStore) { - super(deviceId, appId, config, linkService, flowObjService, - nsNextObjStore, subnetNextObjStore, portNextObjStore); - } - - @Override - public void createGroups() { - log.debug("Creating default groups " - + "for edge device {}", deviceId); - Set<DeviceId> neighbors = devicePortMap.keySet(); - if (neighbors == null || neighbors.isEmpty()) { - return; - } - - // Create all possible Neighbor sets from this router - Set<Set<DeviceId>> powerSet = getPowerSetOfNeighbors(neighbors); - log.trace("createGroupsAtEdgeRouter: The size of neighbor powerset " - + "for sw {} is {}", deviceId, powerSet.size()); - Set<NeighborSet> nsSet = new HashSet<>(); - for (Set<DeviceId> combo : powerSet) { - if (combo.isEmpty()) { - continue; - } - List<Integer> groupSegmentIds = - getSegmentIdsTobePairedWithNeighborSet(combo); - for (Integer sId : groupSegmentIds) { - NeighborSet ns = new NeighborSet(combo, sId); - log.trace("createGroupsAtEdgeRouter: sw {} " - + "combo {} sId {} ns {}", - deviceId, combo, sId, ns); - nsSet.add(ns); - } - } - log.trace("createGroupsAtEdgeRouter: The neighborset " - + "with label for sw {} is {}", - deviceId, nsSet); - - //createGroupsFromNeighborsets(nsSet); - } - - @Override - protected void newNeighbor(Link newNeighborLink) { - log.debug("New Neighbor: Updating groups " - + "for edge device {}", deviceId); - // Recompute neighbor power set - addNeighborAtPort(newNeighborLink.dst().deviceId(), - newNeighborLink.src().port()); - // Compute new neighbor sets due to the addition of new neighbor - Set<NeighborSet> nsSet = computeImpactedNeighborsetForPortEvent( - newNeighborLink.dst().deviceId(), - devicePortMap.keySet()); - //createGroupsFromNeighborsets(nsSet); - } - - @Override - protected void newPortToExistingNeighbor(Link newNeighborLink) { - /*log.debug("New port to existing neighbor: Updating " - + "groups for edge device {}", deviceId); - addNeighborAtPort(newNeighborLink.dst().deviceId(), - newNeighborLink.src().port()); - Set<NeighborSet> nsSet = computeImpactedNeighborsetForPortEvent( - newNeighborLink.dst().deviceId(), - devicePortMap.keySet()); - for (NeighborSet ns : nsSet) { - // Create the new bucket to be updated - TrafficTreatment.Builder tBuilder = - DefaultTrafficTreatment.builder(); - tBuilder.setOutput(newNeighborLink.src().port()) - .setEthDst(deviceConfig.getDeviceMac( - newNeighborLink.dst().deviceId())) - .setEthSrc(nodeMacAddr); - if (ns.getEdgeLabel() != NeighborSet.NO_EDGE_LABEL) { - tBuilder.pushMpls() - .setMpls(MplsLabel. - mplsLabel(ns.getEdgeLabel())); - } - - Integer nextId = deviceNextObjectiveIds.get(ns); - if (nextId != null) { - NextObjective.Builder nextObjBuilder = DefaultNextObjective - .builder().withId(nextId) - .withType(NextObjective.Type.HASHED).fromApp(appId); - - nextObjBuilder.addTreatment(tBuilder.build()); - - NextObjective nextObjective = nextObjBuilder.add(); - flowObjectiveService.next(deviceId, nextObjective); - } - }*/ - } - - @Override - protected Set<NeighborSet> computeImpactedNeighborsetForPortEvent( - DeviceId impactedNeighbor, - Set<DeviceId> updatedNeighbors) { - Set<Set<DeviceId>> powerSet = getPowerSetOfNeighbors(updatedNeighbors); - - Set<DeviceId> tmp = new HashSet<>(); - tmp.addAll(updatedNeighbors); - tmp.remove(impactedNeighbor); - Set<Set<DeviceId>> tmpPowerSet = getPowerSetOfNeighbors(tmp); - - // Compute the impacted neighbor sets - powerSet.removeAll(tmpPowerSet); - - Set<NeighborSet> nsSet = new HashSet<>(); - for (Set<DeviceId> combo : powerSet) { - if (combo.isEmpty()) { - continue; - } - List<Integer> groupSegmentIds = - getSegmentIdsTobePairedWithNeighborSet(combo); - for (Integer sId : groupSegmentIds) { - NeighborSet ns = new NeighborSet(combo, sId); - log.trace("computeImpactedNeighborsetForPortEvent: sw {} " - + "combo {} sId {} ns {}", - deviceId, combo, sId, ns); - nsSet.add(ns); - } - } - log.trace("computeImpactedNeighborsetForPortEvent: The neighborset " - + "with label for sw {} is {}", - deviceId, nsSet); - return nsSet; - } - -} |