Thomas Vachuska | 781d18b | 2014-10-27 10:31:25 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2014-present Open Networking Foundation |
Thomas Vachuska | 781d18b | 2014-10-27 10:31:25 -0700 | [diff] [blame] | 3 | * |
Thomas Vachuska | 4f1a60c | 2014-10-28 13:39:07 -0700 | [diff] [blame] | 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 |
Thomas Vachuska | 781d18b | 2014-10-27 10:31:25 -0700 | [diff] [blame] | 7 | * |
Thomas Vachuska | 4f1a60c | 2014-10-28 13:39:07 -0700 | [diff] [blame] | 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. |
Thomas Vachuska | 781d18b | 2014-10-27 10:31:25 -0700 | [diff] [blame] | 15 | */ |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 16 | package org.onosproject.sdnip; |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 17 | |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 18 | import com.google.common.collect.ImmutableList; |
Jonathan Hart | 5137218 | 2014-12-03 21:32:34 -0800 | [diff] [blame] | 19 | import org.onlab.packet.Ethernet; |
| 20 | import org.onlab.packet.IPv4; |
Kunihiro Ishiguro | 6e2ee15 | 2015-01-20 16:57:54 -0800 | [diff] [blame] | 21 | import org.onlab.packet.IPv6; |
Jonathan Hart | 41349e9 | 2015-02-09 14:14:02 -0800 | [diff] [blame] | 22 | import org.onlab.packet.IpAddress; |
Jonathan Hart | 5137218 | 2014-12-03 21:32:34 -0800 | [diff] [blame] | 23 | import org.onlab.packet.IpPrefix; |
Hyunsun Moon | cf732fb | 2015-08-22 21:04:23 -0700 | [diff] [blame] | 24 | import org.onlab.packet.TpPort; |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 25 | import org.onlab.packet.VlanId; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 26 | import org.onosproject.core.ApplicationId; |
Ray Milkey | facf286 | 2017-08-03 11:58:29 -0700 | [diff] [blame] | 27 | import org.onosproject.net.intf.Interface; |
| 28 | import org.onosproject.net.intf.InterfaceEvent; |
| 29 | import org.onosproject.net.intf.InterfaceListener; |
| 30 | import org.onosproject.net.intf.InterfaceService; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 31 | import org.onosproject.net.ConnectPoint; |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 32 | import org.onosproject.net.EncapsulationType; |
| 33 | import org.onosproject.net.FilteredConnectPoint; |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 34 | import org.onosproject.net.config.NetworkConfigEvent; |
| 35 | import org.onosproject.net.config.NetworkConfigListener; |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 36 | import org.onosproject.net.config.NetworkConfigService; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 37 | import org.onosproject.net.flow.DefaultTrafficSelector; |
| 38 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
| 39 | import org.onosproject.net.flow.TrafficSelector; |
| 40 | import org.onosproject.net.flow.TrafficTreatment; |
Jonathan Hart | 2a9ea49 | 2015-07-30 15:53:04 -0700 | [diff] [blame] | 41 | import org.onosproject.net.host.InterfaceIpAddress; |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 42 | import org.onosproject.net.intent.ConnectivityIntent; |
Luca Prete | 86ac7d1 | 2015-12-02 23:36:49 -0800 | [diff] [blame] | 43 | import org.onosproject.net.intent.IntentUtils; |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 44 | import org.onosproject.net.intent.Key; |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 45 | import org.onosproject.net.intent.PointToPointIntent; |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 46 | import org.onosproject.net.intent.constraint.EncapsulationConstraint; |
Jonathan Hart | 470ed4f | 2017-01-31 16:52:28 -0800 | [diff] [blame] | 47 | import org.onosproject.intentsync.IntentSynchronizationService; |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 48 | import org.onosproject.routing.RoutingService; |
| 49 | import org.onosproject.routing.config.BgpConfig; |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 50 | import org.onosproject.sdnip.config.SdnIpConfig; |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 51 | import org.slf4j.Logger; |
| 52 | import org.slf4j.LoggerFactory; |
| 53 | |
Jonathan Hart | 41349e9 | 2015-02-09 14:14:02 -0800 | [diff] [blame] | 54 | import java.util.ArrayList; |
| 55 | import java.util.Collection; |
Jonathan Hart | b14221c | 2016-03-07 09:55:50 -0800 | [diff] [blame] | 56 | import java.util.Collections; |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 57 | import java.util.HashMap; |
Jonathan Hart | 41349e9 | 2015-02-09 14:14:02 -0800 | [diff] [blame] | 58 | import java.util.List; |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 59 | import java.util.Map; |
Jonathan Hart | b14221c | 2016-03-07 09:55:50 -0800 | [diff] [blame] | 60 | import java.util.Set; |
Jonathan Hart | 41349e9 | 2015-02-09 14:14:02 -0800 | [diff] [blame] | 61 | |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 62 | import static com.google.common.base.Preconditions.checkNotNull; |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 63 | import static org.onosproject.net.EncapsulationType.NONE; |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 64 | |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 65 | /** |
| 66 | * Manages the connectivity requirements between peers. |
| 67 | */ |
Jonathan Hart | ce430a4 | 2014-10-16 20:44:29 -0700 | [diff] [blame] | 68 | public class PeerConnectivityManager { |
Pavlin Radoslavov | 2aa1f32 | 2015-03-11 17:59:44 -0700 | [diff] [blame] | 69 | private static final int PRIORITY_OFFSET = 1000; |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 70 | |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 71 | private static final String SUFFIX_DST = "dst"; |
| 72 | private static final String SUFFIX_SRC = "src"; |
| 73 | private static final String SUFFIX_ICMP = "icmp"; |
| 74 | |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 75 | private static final Logger log = LoggerFactory.getLogger( |
Jonathan Hart | ce430a4 | 2014-10-16 20:44:29 -0700 | [diff] [blame] | 76 | PeerConnectivityManager.class); |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 77 | |
Jonathan Hart | 41349e9 | 2015-02-09 14:14:02 -0800 | [diff] [blame] | 78 | private static final short BGP_PORT = 179; |
| 79 | |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 80 | private final IntentSynchronizationService intentSynchronizer; |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 81 | private final NetworkConfigService configService; |
| 82 | private final InterfaceService interfaceService; |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 83 | |
Thomas Vachuska | b97cf28 | 2014-10-20 23:31:12 -0700 | [diff] [blame] | 84 | private final ApplicationId appId; |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 85 | private final ApplicationId routerAppId; |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 86 | |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 87 | private final Map<Key, PointToPointIntent> peerIntents; |
| 88 | |
| 89 | private final InternalNetworkConfigListener configListener |
| 90 | = new InternalNetworkConfigListener(); |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 91 | |
Jonathan Hart | b14221c | 2016-03-07 09:55:50 -0800 | [diff] [blame] | 92 | private final InternalInterfaceListener interfaceListener |
| 93 | = new InternalInterfaceListener(); |
| 94 | |
Jonathan Hart | 31582d1 | 2014-10-22 13:52:41 -0700 | [diff] [blame] | 95 | /** |
| 96 | * Creates a new PeerConnectivityManager. |
| 97 | * |
Jonathan Hart | 5137218 | 2014-12-03 21:32:34 -0800 | [diff] [blame] | 98 | * @param appId the application ID |
Pavlin Radoslavov | a7243cc | 2014-11-22 21:38:02 -0800 | [diff] [blame] | 99 | * @param intentSynchronizer the intent synchronizer |
Jonathan Hart | b14221c | 2016-03-07 09:55:50 -0800 | [diff] [blame] | 100 | * @param configService the network config service |
Ray Milkey | 9b36d81 | 2015-09-09 15:24:54 -0700 | [diff] [blame] | 101 | * @param routerAppId application ID |
Jonathan Hart | b14221c | 2016-03-07 09:55:50 -0800 | [diff] [blame] | 102 | * @param interfaceService the interface service |
Jonathan Hart | 31582d1 | 2014-10-22 13:52:41 -0700 | [diff] [blame] | 103 | */ |
Thomas Vachuska | b97cf28 | 2014-10-20 23:31:12 -0700 | [diff] [blame] | 104 | public PeerConnectivityManager(ApplicationId appId, |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 105 | IntentSynchronizationService intentSynchronizer, |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 106 | NetworkConfigService configService, |
| 107 | ApplicationId routerAppId, |
| 108 | InterfaceService interfaceService) { |
Thomas Vachuska | b97cf28 | 2014-10-20 23:31:12 -0700 | [diff] [blame] | 109 | this.appId = appId; |
Pavlin Radoslavov | a7243cc | 2014-11-22 21:38:02 -0800 | [diff] [blame] | 110 | this.intentSynchronizer = intentSynchronizer; |
Jonathan Hart | 31582d1 | 2014-10-22 13:52:41 -0700 | [diff] [blame] | 111 | this.configService = configService; |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 112 | this.routerAppId = routerAppId; |
| 113 | this.interfaceService = interfaceService; |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 114 | |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 115 | peerIntents = new HashMap<>(); |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 116 | } |
| 117 | |
Jonathan Hart | 31582d1 | 2014-10-22 13:52:41 -0700 | [diff] [blame] | 118 | /** |
| 119 | * Starts the peer connectivity manager. |
| 120 | */ |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 121 | public void start() { |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 122 | configService.addListener(configListener); |
Jonathan Hart | b14221c | 2016-03-07 09:55:50 -0800 | [diff] [blame] | 123 | interfaceService.addListener(interfaceListener); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 124 | setUpConnectivity(); |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 125 | } |
| 126 | |
| 127 | /** |
Pavlin Radoslavov | a071b1e | 2014-11-17 13:37:57 -0800 | [diff] [blame] | 128 | * Stops the peer connectivity manager. |
| 129 | */ |
| 130 | public void stop() { |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 131 | configService.removeListener(configListener); |
Jonathan Hart | b14221c | 2016-03-07 09:55:50 -0800 | [diff] [blame] | 132 | interfaceService.removeListener(interfaceListener); |
Pavlin Radoslavov | a071b1e | 2014-11-17 13:37:57 -0800 | [diff] [blame] | 133 | } |
| 134 | |
| 135 | /** |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 136 | * Sets up paths to establish connectivity between all internal |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 137 | * BGP speakers and external BGP peers. |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 138 | */ |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 139 | private void setUpConnectivity() { |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 140 | BgpConfig bgpConfig = configService.getConfig(routerAppId, RoutingService.CONFIG_CLASS); |
| 141 | SdnIpConfig sdnIpConfig = configService.getConfig(appId, SdnIpConfig.class); |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 142 | |
Jonathan Hart | b14221c | 2016-03-07 09:55:50 -0800 | [diff] [blame] | 143 | Set<BgpConfig.BgpSpeakerConfig> bgpSpeakers; |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 144 | EncapsulationType encap; |
Jonathan Hart | b14221c | 2016-03-07 09:55:50 -0800 | [diff] [blame] | 145 | |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 146 | if (bgpConfig == null) { |
| 147 | log.debug("No BGP config available"); |
Jonathan Hart | b14221c | 2016-03-07 09:55:50 -0800 | [diff] [blame] | 148 | bgpSpeakers = Collections.emptySet(); |
| 149 | } else { |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 150 | bgpSpeakers = bgpConfig.bgpSpeakers(); |
| 151 | } |
| 152 | |
| 153 | if (sdnIpConfig == null) { |
| 154 | log.debug("No SDN-IP config available"); |
| 155 | encap = EncapsulationType.NONE; |
| 156 | } else { |
| 157 | encap = sdnIpConfig.encap(); |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 158 | } |
| 159 | |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 160 | Map<Key, PointToPointIntent> existingIntents = new HashMap<>(peerIntents); |
| 161 | |
Jonathan Hart | b14221c | 2016-03-07 09:55:50 -0800 | [diff] [blame] | 162 | for (BgpConfig.BgpSpeakerConfig bgpSpeaker : bgpSpeakers) { |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 163 | log.debug("Start to set up BGP paths for BGP speaker: {}", |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 164 | bgpSpeaker); |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 165 | |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 166 | buildSpeakerIntents(bgpSpeaker, encap).forEach(i -> { |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 167 | PointToPointIntent intent = existingIntents.remove(i.key()); |
Ray Milkey | 4fd3ceb | 2015-12-10 14:43:08 -0800 | [diff] [blame] | 168 | if (intent == null || !IntentUtils.intentsAreEqual(i, intent)) { |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 169 | peerIntents.put(i.key(), i); |
| 170 | intentSynchronizer.submit(i); |
| 171 | } |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 172 | }); |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 173 | } |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 174 | |
| 175 | // Remove any remaining intents that we used to have that we don't need |
| 176 | // anymore |
| 177 | existingIntents.values().forEach(i -> { |
| 178 | peerIntents.remove(i.key()); |
| 179 | intentSynchronizer.withdraw(i); |
| 180 | }); |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 181 | } |
| 182 | |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 183 | private Collection<PointToPointIntent> buildSpeakerIntents(BgpConfig.BgpSpeakerConfig speaker, |
| 184 | EncapsulationType encap) { |
Pavlin Radoslavov | a7243cc | 2014-11-22 21:38:02 -0800 | [diff] [blame] | 185 | List<PointToPointIntent> intents = new ArrayList<>(); |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 186 | |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 187 | // Get the BGP Speaker VLAN Id |
| 188 | VlanId bgpSpeakerVlanId = speaker.vlan(); |
| 189 | |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 190 | for (IpAddress peerAddress : speaker.peers()) { |
| 191 | Interface peeringInterface = interfaceService.getMatchingInterface(peerAddress); |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 192 | |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 193 | if (peeringInterface == null) { |
| 194 | log.debug("No peering interface found for peer {} on speaker {}", |
| 195 | peerAddress, speaker); |
Jonathan Hart | e30fcda | 2015-08-06 16:22:34 -0700 | [diff] [blame] | 196 | continue; |
| 197 | } |
| 198 | |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 199 | IpAddress bgpSpeakerAddress = null; |
| 200 | for (InterfaceIpAddress address : peeringInterface.ipAddressesList()) { |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 201 | if (address.subnetAddress().contains(peerAddress)) { |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 202 | bgpSpeakerAddress = address.ipAddress(); |
Jonathan Hart | e30fcda | 2015-08-06 16:22:34 -0700 | [diff] [blame] | 203 | break; |
Jonathan Hart | 2a9ea49 | 2015-07-30 15:53:04 -0700 | [diff] [blame] | 204 | } |
Jonathan Hart | e30fcda | 2015-08-06 16:22:34 -0700 | [diff] [blame] | 205 | } |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 206 | |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 207 | checkNotNull(bgpSpeakerAddress); |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 208 | |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 209 | VlanId peerVlanId = peeringInterface.vlan(); |
| 210 | |
| 211 | intents.addAll(buildIntents(speaker.connectPoint(), bgpSpeakerVlanId, |
| 212 | bgpSpeakerAddress, |
| 213 | peeringInterface.connectPoint(), |
| 214 | peerVlanId, |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 215 | peerAddress, |
| 216 | encap)); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 217 | } |
| 218 | |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 219 | return intents; |
| 220 | } |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 221 | |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 222 | /** |
Luca Prete | e951151 | 2016-05-13 10:30:19 -0700 | [diff] [blame] | 223 | * Builds the required intents between a BGP speaker and an external router. |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 224 | * |
Luca Prete | e951151 | 2016-05-13 10:30:19 -0700 | [diff] [blame] | 225 | * @param portOne the BGP speaker connect point |
| 226 | * @param vlanOne the BGP speaker VLAN |
| 227 | * @param ipOne the BGP speaker IP address |
| 228 | * @param portTwo the external BGP peer connect point |
| 229 | * @param vlanTwo the external BGP peer VLAN |
| 230 | * @param ipTwo the external BGP peer IP address |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 231 | * @param encap the encapsulation type |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 232 | * @return the intents to install |
| 233 | */ |
| 234 | private Collection<PointToPointIntent> buildIntents(ConnectPoint portOne, |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 235 | VlanId vlanOne, |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 236 | IpAddress ipOne, |
| 237 | ConnectPoint portTwo, |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 238 | VlanId vlanTwo, |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 239 | IpAddress ipTwo, |
| 240 | EncapsulationType encap) { |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 241 | |
| 242 | List<PointToPointIntent> intents = new ArrayList<>(); |
Kunihiro Ishiguro | 6e2ee15 | 2015-01-20 16:57:54 -0800 | [diff] [blame] | 243 | |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 244 | TrafficTreatment.Builder treatmentToPeer = DefaultTrafficTreatment.builder(); |
| 245 | TrafficTreatment.Builder treatmentToSpeaker = DefaultTrafficTreatment.builder(); |
| 246 | |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 247 | PointToPointIntent.Builder intentBuilder; |
| 248 | |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 249 | TrafficSelector selector; |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 250 | Key key; |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 251 | |
Kunihiro Ishiguro | 6e2ee15 | 2015-01-20 16:57:54 -0800 | [diff] [blame] | 252 | byte tcpProtocol; |
| 253 | byte icmpProtocol; |
| 254 | |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 255 | if (ipOne.isIp4()) { |
Kunihiro Ishiguro | 6e2ee15 | 2015-01-20 16:57:54 -0800 | [diff] [blame] | 256 | tcpProtocol = IPv4.PROTOCOL_TCP; |
| 257 | icmpProtocol = IPv4.PROTOCOL_ICMP; |
| 258 | } else { |
| 259 | tcpProtocol = IPv6.PROTOCOL_TCP; |
| 260 | icmpProtocol = IPv6.PROTOCOL_ICMP6; |
| 261 | } |
| 262 | |
Luca Prete | e951151 | 2016-05-13 10:30:19 -0700 | [diff] [blame] | 263 | // Add VLAN treatment for traffic going from BGP speaker to BGP peer |
Luca Prete | e4a5e1a | 2016-09-07 17:01:22 -0700 | [diff] [blame] | 264 | treatmentToPeer = applyVlanTreatment(vlanOne, vlanTwo, treatmentToPeer); |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 265 | |
Jonathan Hart | 5137218 | 2014-12-03 21:32:34 -0800 | [diff] [blame] | 266 | // Path from BGP speaker to BGP peer matching destination TCP port 179 |
Kunihiro Ishiguro | 6e2ee15 | 2015-01-20 16:57:54 -0800 | [diff] [blame] | 267 | selector = buildSelector(tcpProtocol, |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 268 | vlanOne, |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 269 | ipOne, |
| 270 | ipTwo, |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 271 | null, |
| 272 | BGP_PORT); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 273 | |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 274 | key = buildKey(ipOne, ipTwo, SUFFIX_DST); |
| 275 | |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 276 | intentBuilder = PointToPointIntent.builder() |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 277 | .appId(appId) |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 278 | .key(key) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 279 | .filteredIngressPoint(new FilteredConnectPoint(portOne)) |
| 280 | .filteredEgressPoint(new FilteredConnectPoint(portTwo)) |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 281 | .selector(selector) |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 282 | .treatment(treatmentToPeer.build()) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 283 | .priority(PRIORITY_OFFSET); |
| 284 | |
| 285 | encap(intentBuilder, encap); |
| 286 | |
| 287 | intents.add(intentBuilder.build()); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 288 | |
Jonathan Hart | 5137218 | 2014-12-03 21:32:34 -0800 | [diff] [blame] | 289 | // Path from BGP speaker to BGP peer matching source TCP port 179 |
Kunihiro Ishiguro | 6e2ee15 | 2015-01-20 16:57:54 -0800 | [diff] [blame] | 290 | selector = buildSelector(tcpProtocol, |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 291 | vlanOne, |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 292 | ipOne, |
| 293 | ipTwo, |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 294 | BGP_PORT, |
| 295 | null); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 296 | |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 297 | key = buildKey(ipOne, ipTwo, SUFFIX_SRC); |
| 298 | |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 299 | intentBuilder = PointToPointIntent.builder() |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 300 | .appId(appId) |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 301 | .key(key) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 302 | .filteredIngressPoint(new FilteredConnectPoint(portOne)) |
| 303 | .filteredEgressPoint(new FilteredConnectPoint(portTwo)) |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 304 | .selector(selector) |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 305 | .treatment(treatmentToPeer.build()) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 306 | .priority(PRIORITY_OFFSET); |
| 307 | |
| 308 | encap(intentBuilder, encap); |
| 309 | |
| 310 | intents.add(intentBuilder.build()); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 311 | |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 312 | // ICMP path from BGP speaker to BGP peer |
| 313 | selector = buildSelector(icmpProtocol, |
| 314 | vlanOne, |
| 315 | ipOne, |
| 316 | ipTwo, |
| 317 | null, |
| 318 | null); |
| 319 | |
| 320 | key = buildKey(ipOne, ipTwo, SUFFIX_ICMP); |
| 321 | |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 322 | intentBuilder = PointToPointIntent.builder() |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 323 | .appId(appId) |
| 324 | .key(key) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 325 | .filteredIngressPoint(new FilteredConnectPoint(portOne)) |
| 326 | .filteredEgressPoint(new FilteredConnectPoint(portTwo)) |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 327 | .selector(selector) |
| 328 | .treatment(treatmentToPeer.build()) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 329 | .priority(PRIORITY_OFFSET); |
| 330 | |
| 331 | encap(intentBuilder, encap); |
| 332 | |
| 333 | intents.add(intentBuilder.build()); |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 334 | |
Luca Prete | e951151 | 2016-05-13 10:30:19 -0700 | [diff] [blame] | 335 | // Add VLAN treatment for traffic going from BGP peer to BGP speaker |
Luca Prete | e4a5e1a | 2016-09-07 17:01:22 -0700 | [diff] [blame] | 336 | treatmentToSpeaker = applyVlanTreatment(vlanTwo, vlanOne, treatmentToSpeaker); |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 337 | |
Jonathan Hart | 5137218 | 2014-12-03 21:32:34 -0800 | [diff] [blame] | 338 | // Path from BGP peer to BGP speaker matching destination TCP port 179 |
Kunihiro Ishiguro | 6e2ee15 | 2015-01-20 16:57:54 -0800 | [diff] [blame] | 339 | selector = buildSelector(tcpProtocol, |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 340 | vlanTwo, |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 341 | ipTwo, |
| 342 | ipOne, |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 343 | null, |
| 344 | BGP_PORT); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 345 | |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 346 | key = buildKey(ipTwo, ipOne, SUFFIX_DST); |
| 347 | |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 348 | intentBuilder = PointToPointIntent.builder() |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 349 | .appId(appId) |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 350 | .key(key) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 351 | .filteredIngressPoint(new FilteredConnectPoint(portTwo)) |
| 352 | .filteredEgressPoint(new FilteredConnectPoint(portOne)) |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 353 | .selector(selector) |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 354 | .treatment(treatmentToSpeaker.build()) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 355 | .priority(PRIORITY_OFFSET); |
| 356 | |
| 357 | encap(intentBuilder, encap); |
| 358 | |
| 359 | intents.add(intentBuilder.build()); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 360 | |
Jonathan Hart | 5137218 | 2014-12-03 21:32:34 -0800 | [diff] [blame] | 361 | // Path from BGP peer to BGP speaker matching source TCP port 179 |
Kunihiro Ishiguro | 6e2ee15 | 2015-01-20 16:57:54 -0800 | [diff] [blame] | 362 | selector = buildSelector(tcpProtocol, |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 363 | vlanTwo, |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 364 | ipTwo, |
| 365 | ipOne, |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 366 | BGP_PORT, |
| 367 | null); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 368 | |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 369 | key = buildKey(ipTwo, ipOne, SUFFIX_SRC); |
| 370 | |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 371 | intentBuilder = PointToPointIntent.builder() |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 372 | .appId(appId) |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 373 | .key(key) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 374 | .filteredIngressPoint(new FilteredConnectPoint(portTwo)) |
| 375 | .filteredEgressPoint(new FilteredConnectPoint(portOne)) |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 376 | .selector(selector) |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 377 | .treatment(treatmentToSpeaker.build()) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 378 | .priority(PRIORITY_OFFSET); |
| 379 | |
| 380 | encap(intentBuilder, encap); |
| 381 | |
| 382 | intents.add(intentBuilder.build()); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 383 | |
Jonathan Hart | 5137218 | 2014-12-03 21:32:34 -0800 | [diff] [blame] | 384 | // ICMP path from BGP peer to BGP speaker |
Kunihiro Ishiguro | 6e2ee15 | 2015-01-20 16:57:54 -0800 | [diff] [blame] | 385 | selector = buildSelector(icmpProtocol, |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 386 | vlanTwo, |
Jonathan Hart | 4cb3988 | 2015-08-12 23:50:55 -0400 | [diff] [blame] | 387 | ipTwo, |
| 388 | ipOne, |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 389 | null, |
| 390 | null); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 391 | |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 392 | key = buildKey(ipTwo, ipOne, SUFFIX_ICMP); |
| 393 | |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 394 | intentBuilder = PointToPointIntent.builder() |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 395 | .appId(appId) |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 396 | .key(key) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 397 | .filteredIngressPoint(new FilteredConnectPoint(portTwo)) |
| 398 | .filteredEgressPoint(new FilteredConnectPoint(portOne)) |
Ray Milkey | 3e3ec5f | 2015-03-17 17:00:38 -0700 | [diff] [blame] | 399 | .selector(selector) |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 400 | .treatment(treatmentToSpeaker.build()) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 401 | .priority(PRIORITY_OFFSET); |
| 402 | |
| 403 | encap(intentBuilder, encap); |
| 404 | |
| 405 | intents.add(intentBuilder.build()); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 406 | |
Pavlin Radoslavov | a7243cc | 2014-11-22 21:38:02 -0800 | [diff] [blame] | 407 | return intents; |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 408 | } |
| 409 | |
| 410 | /** |
| 411 | * Builds a traffic selector based on the set of input parameters. |
| 412 | * |
| 413 | * @param ipProto IP protocol |
| 414 | * @param srcIp source IP address |
| 415 | * @param dstIp destination IP address |
| 416 | * @param srcTcpPort source TCP port, or null if shouldn't be set |
| 417 | * @param dstTcpPort destination TCP port, or null if shouldn't be set |
| 418 | * @return the new traffic selector |
| 419 | */ |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 420 | private TrafficSelector buildSelector(byte ipProto, VlanId ingressVlanId, |
| 421 | IpAddress srcIp, |
Pavlin Radoslavov | a7243cc | 2014-11-22 21:38:02 -0800 | [diff] [blame] | 422 | IpAddress dstIp, Short srcTcpPort, |
| 423 | Short dstTcpPort) { |
Pier Luigi Ventre | b38243f | 2015-11-11 13:01:37 +0100 | [diff] [blame] | 424 | TrafficSelector.Builder builder = DefaultTrafficSelector.builder().matchIPProtocol(ipProto); |
Kunihiro Ishiguro | 6e2ee15 | 2015-01-20 16:57:54 -0800 | [diff] [blame] | 425 | |
Luca Prete | e4a5e1a | 2016-09-07 17:01:22 -0700 | [diff] [blame] | 426 | // Match on VLAN Id if a VLAN Id configured on the ingress interface |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 427 | if (!ingressVlanId.equals(VlanId.NONE)) { |
Luca Prete | e4a5e1a | 2016-09-07 17:01:22 -0700 | [diff] [blame] | 428 | builder.matchVlanId(ingressVlanId); |
Luca Prete | 8f2a3ce | 2016-03-29 16:13:01 -0700 | [diff] [blame] | 429 | } |
| 430 | |
Pavlin Radoslavov | 87dd930 | 2015-03-10 13:53:24 -0700 | [diff] [blame] | 431 | if (dstIp.isIp4()) { |
Pier Luigi Ventre | b38243f | 2015-11-11 13:01:37 +0100 | [diff] [blame] | 432 | builder.matchEthType(Ethernet.TYPE_IPV4) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 433 | .matchIPSrc(IpPrefix.valueOf(srcIp, IpPrefix.MAX_INET_MASK_LENGTH)) |
| 434 | .matchIPDst(IpPrefix.valueOf(dstIp, IpPrefix.MAX_INET_MASK_LENGTH)); |
Kunihiro Ishiguro | 6e2ee15 | 2015-01-20 16:57:54 -0800 | [diff] [blame] | 435 | } else { |
Pier Luigi Ventre | b38243f | 2015-11-11 13:01:37 +0100 | [diff] [blame] | 436 | builder.matchEthType(Ethernet.TYPE_IPV6) |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 437 | .matchIPv6Src(IpPrefix.valueOf(srcIp, IpPrefix.MAX_INET6_MASK_LENGTH)) |
| 438 | .matchIPv6Dst(IpPrefix.valueOf(dstIp, IpPrefix.MAX_INET6_MASK_LENGTH)); |
Kunihiro Ishiguro | 6e2ee15 | 2015-01-20 16:57:54 -0800 | [diff] [blame] | 439 | } |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 440 | |
| 441 | if (srcTcpPort != null) { |
Hyunsun Moon | cf732fb | 2015-08-22 21:04:23 -0700 | [diff] [blame] | 442 | builder.matchTcpSrc(TpPort.tpPort(srcTcpPort)); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 443 | } |
| 444 | |
| 445 | if (dstTcpPort != null) { |
Hyunsun Moon | cf732fb | 2015-08-22 21:04:23 -0700 | [diff] [blame] | 446 | builder.matchTcpDst(TpPort.tpPort(dstTcpPort)); |
Jonathan Hart | 6ec6829 | 2014-11-14 15:09:30 -0800 | [diff] [blame] | 447 | } |
| 448 | |
| 449 | return builder.build(); |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 450 | } |
| 451 | |
Luca Prete | e4a5e1a | 2016-09-07 17:01:22 -0700 | [diff] [blame] | 452 | /* |
| 453 | * Adds the VLAN Id treatment before building the intents, depending on how |
| 454 | * the VLAN Ids of the BGP speakers and the BGP peers are configured. |
| 455 | */ |
| 456 | private TrafficTreatment.Builder applyVlanTreatment(VlanId vlanOne, |
| 457 | VlanId vlanTwo, |
| 458 | TrafficTreatment.Builder treatment) { |
| 459 | if (!vlanOne.equals(vlanTwo)) { |
| 460 | // VLANs are different. Do some VLAN treatment |
| 461 | if (vlanTwo.equals(VlanId.NONE)) { |
| 462 | // VLAN two is none. VLAN one is set. Do a pop |
| 463 | treatment.popVlan(); |
| 464 | } else { |
| 465 | // Either both VLANs are set or vlanOne is not |
| 466 | if (vlanOne.equals(VlanId.NONE)) { |
| 467 | // VLAN one is none. VLAN two is set. Push the VLAN header |
| 468 | treatment.pushVlan(); |
| 469 | } |
| 470 | // Set the VLAN Id to the egress VLAN Id |
| 471 | treatment.setVlanId(vlanTwo); |
| 472 | } |
| 473 | } |
| 474 | return treatment; |
| 475 | } |
| 476 | |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 477 | /** |
| 478 | * Builds an intent Key for a point-to-point intent based off the source |
| 479 | * and destination IP address, as well as a suffix String to distinguish |
| 480 | * between different types of intents between the same source and |
| 481 | * destination. |
| 482 | * |
| 483 | * @param srcIp source IP address |
| 484 | * @param dstIp destination IP address |
| 485 | * @param suffix suffix string |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 486 | * @return intent key |
Jonathan Hart | 9a426f8 | 2015-09-03 15:43:13 +0200 | [diff] [blame] | 487 | */ |
| 488 | private Key buildKey(IpAddress srcIp, IpAddress dstIp, String suffix) { |
| 489 | String keyString = new StringBuilder() |
| 490 | .append(srcIp.toString()) |
| 491 | .append("-") |
| 492 | .append(dstIp.toString()) |
| 493 | .append("-") |
| 494 | .append(suffix) |
| 495 | .toString(); |
| 496 | |
| 497 | return Key.of(keyString, appId); |
| 498 | } |
| 499 | |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 500 | /** |
| 501 | * Adds an encapsulation constraint to the builder given, if encap is not |
| 502 | * equal to NONE. |
| 503 | * |
| 504 | * @param builder the intent builder |
| 505 | * @param encap the encapsulation type |
| 506 | */ |
| 507 | private static void encap(ConnectivityIntent.Builder builder, |
| 508 | EncapsulationType encap) { |
| 509 | if (!encap.equals(NONE)) { |
| 510 | builder.constraints(ImmutableList.of( |
| 511 | new EncapsulationConstraint(encap))); |
| 512 | } |
| 513 | } |
| 514 | |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 515 | private class InternalNetworkConfigListener implements NetworkConfigListener { |
| 516 | |
| 517 | @Override |
| 518 | public void event(NetworkConfigEvent event) { |
| 519 | switch (event.type()) { |
| 520 | case CONFIG_REGISTERED: |
| 521 | break; |
| 522 | case CONFIG_UNREGISTERED: |
| 523 | break; |
| 524 | case CONFIG_ADDED: |
| 525 | case CONFIG_UPDATED: |
| 526 | case CONFIG_REMOVED: |
Luca Prete | 83bac34 | 2016-12-06 19:42:05 -0800 | [diff] [blame] | 527 | if (event.configClass() == RoutingService.CONFIG_CLASS || |
| 528 | event.configClass() == SdnIpConfig.class) { |
Jonathan Hart | 08105be | 2015-10-10 18:31:06 -0700 | [diff] [blame] | 529 | setUpConnectivity(); |
| 530 | } |
| 531 | break; |
| 532 | default: |
| 533 | break; |
| 534 | } |
| 535 | } |
| 536 | } |
| 537 | |
Jonathan Hart | b14221c | 2016-03-07 09:55:50 -0800 | [diff] [blame] | 538 | private class InternalInterfaceListener implements InterfaceListener { |
| 539 | @Override |
| 540 | public void event(InterfaceEvent event) { |
| 541 | switch (event.type()) { |
| 542 | case INTERFACE_ADDED: |
| 543 | case INTERFACE_UPDATED: |
| 544 | case INTERFACE_REMOVED: |
| 545 | setUpConnectivity(); |
| 546 | break; |
| 547 | default: |
| 548 | break; |
| 549 | } |
| 550 | } |
| 551 | } |
| 552 | |
Jonathan Hart | dc711bd | 2014-10-15 11:24:23 -0700 | [diff] [blame] | 553 | } |