Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 Open Networking Laboratory |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.bgprouter; |
| 17 | |
alshabib | 910aff1 | 2015-04-09 16:55:57 -0700 | [diff] [blame] | 18 | import com.google.common.collect.ConcurrentHashMultiset; |
| 19 | import com.google.common.collect.HashMultimap; |
| 20 | import com.google.common.collect.Maps; |
| 21 | import com.google.common.collect.Multimap; |
| 22 | import com.google.common.collect.Multiset; |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 23 | import org.apache.felix.scr.annotations.Activate; |
| 24 | import org.apache.felix.scr.annotations.Component; |
| 25 | import org.apache.felix.scr.annotations.Deactivate; |
| 26 | import org.apache.felix.scr.annotations.Reference; |
| 27 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 28 | import org.onlab.packet.Ethernet; |
Srikanth Vavilapalli | 89ad377 | 2015-03-25 18:00:38 -0700 | [diff] [blame] | 29 | import org.onlab.packet.Ip4Address; |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 30 | import org.onlab.packet.Ip4Prefix; |
Srikanth Vavilapalli | 89ad377 | 2015-03-25 18:00:38 -0700 | [diff] [blame] | 31 | import org.onlab.packet.Ip6Address; |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 32 | import org.onlab.packet.IpAddress; |
| 33 | import org.onlab.packet.IpPrefix; |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 34 | import org.onlab.packet.MacAddress; |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 35 | import org.onlab.util.KryoNamespace; |
Jonathan Hart | 54b406b | 2015-03-06 16:24:14 -0800 | [diff] [blame] | 36 | import org.onosproject.config.NetworkConfigService; |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 37 | import org.onosproject.core.ApplicationId; |
| 38 | import org.onosproject.core.CoreService; |
| 39 | import org.onosproject.net.DeviceId; |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 40 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 41 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 42 | import org.onosproject.net.flow.FlowRuleService; |
| 43 | import org.onosproject.net.flow.TrafficSelector; |
| 44 | import org.onosproject.net.flow.TrafficTreatment; |
alshabib | 910aff1 | 2015-04-09 16:55:57 -0700 | [diff] [blame] | 45 | import org.onosproject.net.flow.criteria.Criteria; |
| 46 | import org.onosproject.net.flowobjective.DefaultFilteringObjective; |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 47 | import org.onosproject.net.flowobjective.DefaultForwardingObjective; |
| 48 | import org.onosproject.net.flowobjective.DefaultNextObjective; |
alshabib | 910aff1 | 2015-04-09 16:55:57 -0700 | [diff] [blame] | 49 | import org.onosproject.net.flowobjective.FilteringObjective; |
| 50 | import org.onosproject.net.flowobjective.FlowObjectiveService; |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 51 | import org.onosproject.net.flowobjective.ForwardingObjective; |
| 52 | import org.onosproject.net.flowobjective.NextObjective; |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 53 | import org.onosproject.net.group.GroupService; |
| 54 | import org.onosproject.net.packet.PacketService; |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 55 | import org.onosproject.routing.FibEntry; |
Jonathan Hart | 2da1e60 | 2015-02-18 19:09:24 -0800 | [diff] [blame] | 56 | import org.onosproject.routing.FibListener; |
| 57 | import org.onosproject.routing.FibUpdate; |
| 58 | import org.onosproject.routing.RoutingService; |
Saurav Das | fbe25c5 | 2015-03-04 11:12:00 -0800 | [diff] [blame] | 59 | import org.onosproject.routing.config.BgpSpeaker; |
Jonathan Hart | 2da1e60 | 2015-02-18 19:09:24 -0800 | [diff] [blame] | 60 | import org.onosproject.routing.config.Interface; |
| 61 | import org.onosproject.routing.config.RoutingConfigurationService; |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 62 | import org.slf4j.Logger; |
| 63 | import org.slf4j.LoggerFactory; |
| 64 | |
alshabib | 910aff1 | 2015-04-09 16:55:57 -0700 | [diff] [blame] | 65 | import java.util.Collection; |
| 66 | import java.util.Collections; |
| 67 | import java.util.HashMap; |
alshabib | 910aff1 | 2015-04-09 16:55:57 -0700 | [diff] [blame] | 68 | import java.util.Map; |
| 69 | import java.util.Set; |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 70 | |
| 71 | import static org.onlab.util.Tools.delay; |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 72 | |
| 73 | /** |
| 74 | * BgpRouter component. |
| 75 | */ |
| 76 | @Component(immediate = true) |
| 77 | public class BgpRouter { |
| 78 | |
| 79 | private static final Logger log = LoggerFactory.getLogger(BgpRouter.class); |
| 80 | |
| 81 | private static final String BGP_ROUTER_APP = "org.onosproject.bgprouter"; |
| 82 | |
Jonathan Hart | 12ef205 | 2015-03-10 13:58:13 -0700 | [diff] [blame] | 83 | private static final int PRIORITY_OFFSET = 100; |
| 84 | private static final int PRIORITY_MULTIPLIER = 5; |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 85 | |
| 86 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 87 | protected CoreService coreService; |
| 88 | |
| 89 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 90 | protected FlowRuleService flowService; |
| 91 | |
| 92 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 93 | protected GroupService groupService; |
| 94 | |
| 95 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 96 | protected RoutingService routingService; |
| 97 | |
| 98 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 99 | protected RoutingConfigurationService configService; |
| 100 | |
| 101 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 102 | protected PacketService packetService; |
| 103 | |
Saurav Das | fbe25c5 | 2015-03-04 11:12:00 -0800 | [diff] [blame] | 104 | // |
| 105 | // NOTE: Unused reference - needed to guarantee that the |
| 106 | // NetworkConfigReader component is activated and the network configuration |
| 107 | // is read. |
| 108 | // |
| 109 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 110 | protected NetworkConfigService networkConfigService; |
| 111 | |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 112 | private ApplicationId appId; |
| 113 | |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 114 | // Reference count for how many times a next hop is used by a route |
| 115 | private final Multiset<IpAddress> nextHopsCount = ConcurrentHashMultiset.create(); |
| 116 | |
| 117 | // Mapping from prefix to its current next hop |
| 118 | private final Map<IpPrefix, IpAddress> prefixToNextHop = Maps.newHashMap(); |
| 119 | |
| 120 | // Mapping from next hop IP to next hop object containing group info |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 121 | private final Map<IpAddress, Integer> nextHops = Maps.newHashMap(); |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 122 | |
| 123 | // Stores FIB updates that are waiting for groups to be set up |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 124 | private final Multimap<NextHopGroupKey, FibEntry> pendingUpdates = HashMultimap.create(); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 125 | |
Saurav Das | fbe25c5 | 2015-03-04 11:12:00 -0800 | [diff] [blame] | 126 | // Device id of data-plane switch - should be learned from config |
| 127 | private DeviceId deviceId; |
| 128 | |
| 129 | // Device id of control-plane switch (OVS) connected to BGP Speaker - should be |
| 130 | // learned from config |
| 131 | private DeviceId ctrlDeviceId; |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 132 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 133 | //private final GroupListener groupListener = new InternalGroupListener(); |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 134 | |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 135 | private TunnellingConnectivityManager connectivityManager; |
| 136 | |
sangho | 5eaf033 | 2015-03-09 15:08:12 -0700 | [diff] [blame] | 137 | private IcmpHandler icmpHandler; |
| 138 | |
Srikanth Vavilapalli | 89ad377 | 2015-03-25 18:00:38 -0700 | [diff] [blame] | 139 | private KryoNamespace appKryo = new KryoNamespace.Builder() |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 140 | .register(IpAddress.Version.class) |
| 141 | .register(IpAddress.class) |
Srikanth Vavilapalli | 89ad377 | 2015-03-25 18:00:38 -0700 | [diff] [blame] | 142 | .register(Ip4Address.class) |
| 143 | .register(Ip6Address.class) |
| 144 | .register(byte[].class) |
| 145 | .register(NextHopGroupKey.class) |
| 146 | .build(); |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 147 | |
alshabib | 910aff1 | 2015-04-09 16:55:57 -0700 | [diff] [blame] | 148 | |
| 149 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 150 | protected FlowObjectiveService flowObjectiveService; |
| 151 | |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 152 | @Activate |
| 153 | protected void activate() { |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 154 | appId = coreService.registerApplication(BGP_ROUTER_APP); |
Saurav Das | fbe25c5 | 2015-03-04 11:12:00 -0800 | [diff] [blame] | 155 | getDeviceConfiguration(configService.getBgpSpeakers()); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 156 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 157 | //groupService.addListener(groupListener); |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 158 | |
Saurav Das | cfd63d2 | 2015-04-13 16:08:24 -0700 | [diff] [blame] | 159 | processIntfFilters(true, configService.getInterfaces()); |
alshabib | 1058080 | 2015-02-18 18:30:33 -0800 | [diff] [blame] | 160 | |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 161 | connectivityManager = new TunnellingConnectivityManager(appId, |
| 162 | configService, |
Jonathan Hart | 936a729 | 2015-03-06 18:02:57 -0800 | [diff] [blame] | 163 | packetService, |
| 164 | flowService); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 165 | |
sangho | 5eaf033 | 2015-03-09 15:08:12 -0700 | [diff] [blame] | 166 | icmpHandler = new IcmpHandler(configService, packetService); |
| 167 | |
Pingping Lin | e28ae4c | 2015-03-13 11:37:03 -0700 | [diff] [blame] | 168 | routingService.addFibListener(new InternalFibListener()); |
| 169 | routingService.start(); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 170 | |
| 171 | connectivityManager.start(); |
| 172 | |
sangho | 5eaf033 | 2015-03-09 15:08:12 -0700 | [diff] [blame] | 173 | icmpHandler.start(); |
| 174 | |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 175 | log.info("BgpRouter started"); |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 176 | |
| 177 | delay(1000); |
| 178 | |
| 179 | FibEntry fibEntry = new FibEntry(Ip4Prefix.valueOf("10.1.0.0/16"), |
| 180 | Ip4Address.valueOf("192.168.10.1"), |
| 181 | MacAddress.valueOf("DE:AD:BE:EF:FE:ED")); |
| 182 | FibUpdate fibUpdate = new FibUpdate(FibUpdate.Type.UPDATE, fibEntry); |
| 183 | updateFibEntry(Collections.singletonList(fibUpdate)); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 184 | } |
| 185 | |
| 186 | @Deactivate |
| 187 | protected void deactivate() { |
| 188 | routingService.stop(); |
| 189 | connectivityManager.stop(); |
sangho | 5eaf033 | 2015-03-09 15:08:12 -0700 | [diff] [blame] | 190 | icmpHandler.stop(); |
Saurav Das | cfd63d2 | 2015-04-13 16:08:24 -0700 | [diff] [blame] | 191 | processIntfFilters(false, configService.getInterfaces()); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 192 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 193 | //groupService.removeListener(groupListener); |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 194 | |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 195 | log.info("BgpRouter stopped"); |
| 196 | } |
| 197 | |
Saurav Das | fbe25c5 | 2015-03-04 11:12:00 -0800 | [diff] [blame] | 198 | private void getDeviceConfiguration(Map<String, BgpSpeaker> bgps) { |
| 199 | if (bgps == null || bgps.values().isEmpty()) { |
| 200 | log.error("BGP speakers configuration is missing"); |
| 201 | return; |
| 202 | } |
| 203 | for (BgpSpeaker s : bgps.values()) { |
| 204 | ctrlDeviceId = s.connectPoint().deviceId(); |
| 205 | if (s.interfaceAddresses() == null || s.interfaceAddresses().isEmpty()) { |
| 206 | log.error("BGP Router must have interfaces configured"); |
| 207 | return; |
| 208 | } |
| 209 | deviceId = s.interfaceAddresses().get(0).connectPoint().deviceId(); |
| 210 | break; |
| 211 | } |
sangho | 5eaf033 | 2015-03-09 15:08:12 -0700 | [diff] [blame] | 212 | |
Saurav Das | fbe25c5 | 2015-03-04 11:12:00 -0800 | [diff] [blame] | 213 | log.info("Router dpid: {}", deviceId); |
| 214 | log.info("Control Plane OVS dpid: {}", ctrlDeviceId); |
| 215 | } |
| 216 | |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 217 | private void updateFibEntry(Collection<FibUpdate> updates) { |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 218 | Map<FibEntry, Integer> toInstall = new HashMap<>(updates.size()); |
Jonathan Hart | 5b14142 | 2015-03-06 12:59:09 -0800 | [diff] [blame] | 219 | |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 220 | for (FibUpdate update : updates) { |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 221 | FibEntry entry = update.entry(); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 222 | |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 223 | addNextHop(entry); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 224 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 225 | Integer nextId; |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 226 | synchronized (pendingUpdates) { |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 227 | nextId = nextHops.get(entry.nextHopIp()); |
| 228 | |
| 229 | /* |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 230 | group = groupService.getGroup(deviceId, |
| 231 | new DefaultGroupKey( |
Srikanth Vavilapalli | 89ad377 | 2015-03-25 18:00:38 -0700 | [diff] [blame] | 232 | appKryo.serialize(nextHop.group()))); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 233 | |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 234 | if (group == null) { |
| 235 | log.debug("Adding pending flow {}", update.entry()); |
| 236 | pendingUpdates.put(nextHop.group(), update.entry()); |
| 237 | continue; |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 238 | }*/ |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 239 | } |
| 240 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 241 | toInstall.put(update.entry(), nextId); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 242 | } |
Jonathan Hart | 5b14142 | 2015-03-06 12:59:09 -0800 | [diff] [blame] | 243 | |
| 244 | installFlows(toInstall); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 245 | } |
| 246 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 247 | private void installFlows(Map<FibEntry, Integer> entriesToInstall) { |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 248 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 249 | for (Map.Entry<FibEntry, Integer> entry : entriesToInstall.entrySet()) { |
Jonathan Hart | 5b14142 | 2015-03-06 12:59:09 -0800 | [diff] [blame] | 250 | FibEntry fibEntry = entry.getKey(); |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 251 | Integer nextId = entry.getValue(); |
Jonathan Hart | 5b14142 | 2015-03-06 12:59:09 -0800 | [diff] [blame] | 252 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 253 | flowObjectiveService.forward(deviceId, |
| 254 | generateRibFlowRule(fibEntry.prefix(), nextId).add()); |
Jonathan Hart | 5b14142 | 2015-03-06 12:59:09 -0800 | [diff] [blame] | 255 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 256 | |
Jonathan Hart | 5b14142 | 2015-03-06 12:59:09 -0800 | [diff] [blame] | 257 | } |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 258 | log.info("Sending flow forwarding objective"); |
Jonathan Hart | 5b14142 | 2015-03-06 12:59:09 -0800 | [diff] [blame] | 259 | |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 260 | } |
| 261 | |
| 262 | private synchronized void deleteFibEntry(Collection<FibUpdate> withdraws) { |
Jonathan Hart | 5b14142 | 2015-03-06 12:59:09 -0800 | [diff] [blame] | 263 | |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 264 | for (FibUpdate update : withdraws) { |
| 265 | FibEntry entry = update.entry(); |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 266 | Integer nextId = nextHops.get(entry.nextHopIp()); |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 267 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 268 | /*Group group = deleteNextHop(entry.prefix()); |
Jonathan Hart | 37d659c | 2015-03-08 19:20:38 -0700 | [diff] [blame] | 269 | if (group == null) { |
| 270 | log.warn("Group not found when deleting {}", entry); |
| 271 | return; |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 272 | }*/ |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 273 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 274 | flowObjectiveService.forward(deviceId, |
| 275 | generateRibFlowRule(entry.prefix(), nextId).remove()); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 276 | |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 277 | } |
Jonathan Hart | 5b14142 | 2015-03-06 12:59:09 -0800 | [diff] [blame] | 278 | |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 279 | } |
| 280 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 281 | private ForwardingObjective.Builder generateRibFlowRule(IpPrefix prefix, Integer nextId) { |
Jonathan Hart | 37d659c | 2015-03-08 19:20:38 -0700 | [diff] [blame] | 282 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 283 | .matchEthType(Ethernet.TYPE_IPV4) |
| 284 | .matchIPDst(prefix) |
| 285 | .build(); |
| 286 | |
Jonathan Hart | 37d659c | 2015-03-08 19:20:38 -0700 | [diff] [blame] | 287 | |
Jonathan Hart | 12ef205 | 2015-03-10 13:58:13 -0700 | [diff] [blame] | 288 | |
| 289 | int priority = prefix.prefixLength() * PRIORITY_MULTIPLIER + PRIORITY_OFFSET; |
| 290 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 291 | ForwardingObjective.Builder fwdBuilder = DefaultForwardingObjective.builder() |
| 292 | .fromApp(appId) |
| 293 | .makePermanent() |
| 294 | .nextStep(nextId) |
| 295 | .withSelector(selector) |
| 296 | .withPriority(priority) |
| 297 | .withFlag(ForwardingObjective.Flag.SPECIFIC); |
| 298 | |
| 299 | return fwdBuilder; |
| 300 | |
| 301 | |
Jonathan Hart | 37d659c | 2015-03-08 19:20:38 -0700 | [diff] [blame] | 302 | } |
| 303 | |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 304 | private synchronized void addNextHop(FibEntry entry) { |
| 305 | prefixToNextHop.put(entry.prefix(), entry.nextHopIp()); |
| 306 | if (nextHopsCount.count(entry.nextHopIp()) == 0) { |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 307 | // There was no next hop in the multiset |
| 308 | |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 309 | Interface egressIntf = configService.getMatchingInterface(entry.nextHopIp()); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 310 | if (egressIntf == null) { |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 311 | log.warn("no egress interface found for {}", entry); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 312 | return; |
| 313 | } |
| 314 | |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 315 | NextHopGroupKey groupKey = new NextHopGroupKey(entry.nextHopIp()); |
| 316 | |
| 317 | NextHop nextHop = new NextHop(entry.nextHopIp(), entry.nextHopMac(), groupKey); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 318 | |
| 319 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 320 | .setEthSrc(egressIntf.mac()) |
| 321 | .setEthDst(nextHop.mac()) |
Jonathan Hart | 54b406b | 2015-03-06 16:24:14 -0800 | [diff] [blame] | 322 | .pushVlan() |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 323 | .setVlanId(egressIntf.vlan()) |
alshabib | da1644e | 2015-03-13 14:01:35 -0700 | [diff] [blame] | 324 | .setVlanPcp((byte) 0) |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 325 | .setOutput(egressIntf.connectPoint().port()) |
| 326 | .build(); |
| 327 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 328 | NextObjective nextObjective = DefaultNextObjective.builder() |
| 329 | .withId(entry.hashCode()) |
| 330 | .addTreatment(treatment) |
| 331 | .withType(NextObjective.Type.SIMPLE) |
| 332 | .fromApp(appId) |
| 333 | .add(); |
| 334 | |
| 335 | flowObjectiveService.next(deviceId, nextObjective); |
| 336 | |
| 337 | /* |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 338 | GroupBucket bucket = DefaultGroupBucket.createIndirectGroupBucket(treatment); |
| 339 | |
| 340 | GroupDescription groupDescription |
| 341 | = new DefaultGroupDescription(deviceId, |
| 342 | GroupDescription.Type.INDIRECT, |
| 343 | new GroupBuckets(Collections |
Srikanth Vavilapalli | 89ad377 | 2015-03-25 18:00:38 -0700 | [diff] [blame] | 344 | .singletonList(bucket)), |
| 345 | new DefaultGroupKey(appKryo.serialize(groupKey)), |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 346 | appId); |
| 347 | |
| 348 | groupService.addGroup(groupDescription); |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 349 | */ |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 350 | |
alshabib | f6ea9e6 | 2015-04-21 17:08:26 -0700 | [diff] [blame] | 351 | nextHops.put(nextHop.ip(), flowObjectiveService.allocateNextId()); |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 352 | |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 353 | } |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 354 | |
| 355 | nextHopsCount.add(entry.nextHopIp()); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 356 | } |
| 357 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 358 | /*private synchronized Group deleteNextHop(IpPrefix prefix) { |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 359 | IpAddress nextHopIp = prefixToNextHop.remove(prefix); |
| 360 | NextHop nextHop = nextHops.get(nextHopIp); |
| 361 | if (nextHop == null) { |
| 362 | log.warn("No next hop found when removing prefix {}", prefix); |
Jonathan Hart | 37d659c | 2015-03-08 19:20:38 -0700 | [diff] [blame] | 363 | return null; |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 364 | } |
| 365 | |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 366 | Group group = groupService.getGroup(deviceId, |
| 367 | new DefaultGroupKey(appKryo. |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 368 | serialize(nextHop.group()))); |
Jonathan Hart | 37d659c | 2015-03-08 19:20:38 -0700 | [diff] [blame] | 369 | |
Jonathan Hart | f9f2cbb | 2015-03-12 17:44:03 -0700 | [diff] [blame] | 370 | // FIXME disabling group deletes for now until we verify the logic is OK |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 371 | *//*if (nextHopsCount.remove(nextHopIp, 1) <= 1) { |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 372 | // There was one or less next hops, so there are now none |
| 373 | |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 374 | log.debug("removing group for next hop {}", nextHop); |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 375 | |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 376 | nextHops.remove(nextHopIp); |
| 377 | |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 378 | groupService.removeGroup(deviceId, |
| 379 | new DefaultGroupKey(appKryo.build().serialize(nextHop.group())), |
| 380 | appId); |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 381 | }*//* |
Jonathan Hart | 37d659c | 2015-03-08 19:20:38 -0700 | [diff] [blame] | 382 | |
| 383 | return group; |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 384 | }*/ |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 385 | |
| 386 | private class InternalFibListener implements FibListener { |
| 387 | |
| 388 | @Override |
| 389 | public void update(Collection<FibUpdate> updates, |
| 390 | Collection<FibUpdate> withdraws) { |
| 391 | BgpRouter.this.deleteFibEntry(withdraws); |
| 392 | BgpRouter.this.updateFibEntry(updates); |
| 393 | } |
| 394 | } |
alshabib | 1058080 | 2015-02-18 18:30:33 -0800 | [diff] [blame] | 395 | |
Saurav Das | cfd63d2 | 2015-04-13 16:08:24 -0700 | [diff] [blame] | 396 | private void processIntfFilters(boolean install, Set<Interface> intfs) { |
| 397 | log.info("Processing {} router interfaces", intfs.size()); |
| 398 | for (Interface intf : intfs) { |
| 399 | FilteringObjective.Builder fob = DefaultFilteringObjective.builder(); |
| 400 | fob.withKey(Criteria.matchInPort(intf.connectPoint().port())) |
| 401 | .addCondition(Criteria.matchEthDst(intf.mac())) |
| 402 | .addCondition(Criteria.matchVlanId(intf.vlan())); |
| 403 | intf.ipAddresses().stream() |
| 404 | .forEach(ipaddr -> fob.addCondition( |
| 405 | Criteria.matchIPDst(ipaddr.subnetAddress()))); |
| 406 | fob.permit().fromApp(appId); |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 407 | flowObjectiveService.filter(deviceId, fob.add()); |
alshabib | 1058080 | 2015-02-18 18:30:33 -0800 | [diff] [blame] | 408 | } |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 409 | } |
alshabib | 1058080 | 2015-02-18 18:30:33 -0800 | [diff] [blame] | 410 | |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 411 | /* private class InternalGroupListener implements GroupListener { |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 412 | |
| 413 | @Override |
| 414 | public void event(GroupEvent event) { |
| 415 | Group group = event.subject(); |
| 416 | |
| 417 | if (event.type() == GroupEvent.Type.GROUP_ADDED || |
| 418 | event.type() == GroupEvent.Type.GROUP_UPDATED) { |
| 419 | synchronized (pendingUpdates) { |
Jonathan Hart | 5b14142 | 2015-03-06 12:59:09 -0800 | [diff] [blame] | 420 | |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 421 | NextHopGroupKey nhGroupKey = |
Srikanth Vavilapalli | 89ad377 | 2015-03-25 18:00:38 -0700 | [diff] [blame] | 422 | appKryo.deserialize(group.appCookie().key()); |
Jonathan Hart | 5b14142 | 2015-03-06 12:59:09 -0800 | [diff] [blame] | 423 | Map<FibEntry, Group> entriesToInstall = |
Srikanth Vavilapalli | 717361f | 2015-03-16 12:06:04 -0700 | [diff] [blame] | 424 | pendingUpdates.removeAll(nhGroupKey) |
Jonathan Hart | 5b14142 | 2015-03-06 12:59:09 -0800 | [diff] [blame] | 425 | .stream() |
| 426 | .collect(Collectors |
| 427 | .toMap(e -> e, e -> group)); |
| 428 | |
| 429 | installFlows(entriesToInstall); |
Jonathan Hart | 7baba07 | 2015-02-23 14:27:59 -0800 | [diff] [blame] | 430 | } |
| 431 | } |
| 432 | } |
alshabib | 2a441c6 | 2015-04-13 18:39:38 -0700 | [diff] [blame] | 433 | }*/ |
Jonathan Hart | f582920 | 2015-02-12 09:37:02 -0800 | [diff] [blame] | 434 | } |