Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Foundation |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 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 | */ |
Hyunsun Moon | 0540087 | 2017-02-07 17:11:25 +0900 | [diff] [blame] | 16 | package org.onosproject.openstacknetworking.impl; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 17 | |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 18 | import com.google.common.collect.ImmutableSet; |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 19 | import com.google.common.collect.Sets; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 20 | import org.onlab.packet.ARP; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 21 | import org.onlab.packet.EthType; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 22 | import org.onlab.packet.Ethernet; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 23 | import org.onlab.packet.Ip4Address; |
| 24 | import org.onlab.packet.IpAddress; |
| 25 | import org.onlab.packet.MacAddress; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 26 | import org.onosproject.cfg.ComponentConfigService; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 27 | import org.onosproject.cfg.ConfigProperty; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 28 | import org.onosproject.cluster.ClusterService; |
| 29 | import org.onosproject.cluster.LeadershipService; |
| 30 | import org.onosproject.cluster.NodeId; |
| 31 | import org.onosproject.core.ApplicationId; |
| 32 | import org.onosproject.core.CoreService; |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 33 | import org.onosproject.net.ConnectPoint; |
Jian Li | 528f96e | 2020-04-29 23:36:15 +0900 | [diff] [blame] | 34 | import org.onosproject.net.Device; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 35 | import org.onosproject.net.DeviceId; |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 36 | import org.onosproject.net.PortNumber; |
Jian Li | 528f96e | 2020-04-29 23:36:15 +0900 | [diff] [blame] | 37 | import org.onosproject.net.device.DeviceService; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 38 | import org.onosproject.net.flow.DefaultTrafficSelector; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 39 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 40 | import org.onosproject.net.flow.TrafficSelector; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 41 | import org.onosproject.net.flow.TrafficTreatment; |
| 42 | import org.onosproject.net.packet.DefaultOutboundPacket; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 43 | import org.onosproject.net.packet.InboundPacket; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 44 | import org.onosproject.net.packet.PacketContext; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 45 | import org.onosproject.net.packet.PacketProcessor; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 46 | import org.onosproject.net.packet.PacketService; |
Hyunsun Moon | 0540087 | 2017-02-07 17:11:25 +0900 | [diff] [blame] | 47 | import org.onosproject.openstacknetworking.api.Constants; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 48 | import org.onosproject.openstacknetworking.api.ExternalPeerRouter; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 49 | import org.onosproject.openstacknetworking.api.InstancePort; |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 50 | import org.onosproject.openstacknetworking.api.InstancePortAdminService; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 51 | import org.onosproject.openstacknetworking.api.OpenstackFlowRuleService; |
daniel park | 32b4220 | 2018-03-14 16:53:44 +0900 | [diff] [blame] | 52 | import org.onosproject.openstacknetworking.api.OpenstackNetworkAdminService; |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 53 | import org.onosproject.openstacknetworking.api.OpenstackNetworkEvent; |
| 54 | import org.onosproject.openstacknetworking.api.OpenstackNetworkListener; |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 55 | import org.onosproject.openstacknetworking.api.OpenstackNetworkService; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 56 | import org.onosproject.openstacknetworking.api.OpenstackRouterAdminService; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 57 | import org.onosproject.openstacknetworking.api.OpenstackRouterEvent; |
| 58 | import org.onosproject.openstacknetworking.api.OpenstackRouterListener; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 59 | import org.onosproject.openstacknode.api.OpenstackNode; |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 60 | import org.onosproject.openstacknode.api.OpenstackNodeEvent; |
| 61 | import org.onosproject.openstacknode.api.OpenstackNodeListener; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 62 | import org.onosproject.openstacknode.api.OpenstackNodeService; |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 63 | import org.openstack4j.model.network.IP; |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 64 | import org.openstack4j.model.network.NetFloatingIP; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 65 | import org.openstack4j.model.network.Network; |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 66 | import org.openstack4j.model.network.Port; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 67 | import org.openstack4j.model.network.Router; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 68 | import org.osgi.service.component.ComponentContext; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 69 | import org.osgi.service.component.annotations.Activate; |
| 70 | import org.osgi.service.component.annotations.Component; |
| 71 | import org.osgi.service.component.annotations.Deactivate; |
| 72 | import org.osgi.service.component.annotations.Modified; |
| 73 | import org.osgi.service.component.annotations.Reference; |
| 74 | import org.osgi.service.component.annotations.ReferenceCardinality; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 75 | import org.slf4j.Logger; |
| 76 | |
| 77 | import java.nio.ByteBuffer; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 78 | import java.util.Objects; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 79 | import java.util.Set; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 80 | import java.util.concurrent.ExecutorService; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 81 | import java.util.stream.Collectors; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 82 | |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 83 | import static java.util.Objects.requireNonNull; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 84 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 85 | import static org.onlab.util.Tools.groupedThreads; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 86 | import static org.onosproject.openstacknetworking.api.Constants.ARP_BROADCAST_MODE; |
| 87 | import static org.onosproject.openstacknetworking.api.Constants.ARP_PROXY_MODE; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 88 | import static org.onosproject.openstacknetworking.api.Constants.GW_COMMON_TABLE; |
| 89 | import static org.onosproject.openstacknetworking.api.Constants.OPENSTACK_NETWORKING_APP_ID; |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 90 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_CONTROL_RULE; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 91 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_GATEWAY_RULE; |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 92 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.ARP_MODE; |
| 93 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.ARP_MODE_DEFAULT; |
| 94 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.GATEWAY_MAC_DEFAULT; |
Jian Li | a5c7edf | 2020-02-24 16:42:24 +0900 | [diff] [blame] | 95 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.externalGatewayIp; |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 96 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.externalPeerRouterForNetwork; |
| 97 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.floatingIpByInstancePort; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 98 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getGwByComputeDevId; |
Jian Li | a171a43 | 2018-06-11 11:52:11 +0900 | [diff] [blame] | 99 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getGwByInstancePort; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 100 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getPropertyValue; |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 101 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.processGarpPacketForFloatingIp; |
Jian Li | 528f96e | 2020-04-29 23:36:15 +0900 | [diff] [blame] | 102 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildMoveArpShaToThaExtension; |
| 103 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildMoveArpSpaToTpaExtension; |
| 104 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildMoveEthSrcToDstExtension; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 105 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.COMPUTE; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 106 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.GATEWAY; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 107 | import static org.slf4j.LoggerFactory.getLogger; |
| 108 | |
| 109 | /** |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 110 | * Handle ARP requests from gateway nodes. |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 111 | */ |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 112 | @Component( |
| 113 | immediate = true, |
| 114 | property = { |
| 115 | ARP_MODE + "=" + ARP_MODE_DEFAULT |
| 116 | } |
| 117 | ) |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 118 | public class OpenstackRoutingArpHandler { |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 119 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 120 | private final Logger log = getLogger(getClass()); |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 121 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 122 | private static final String DEVICE_OWNER_ROUTER_GW = "network:router_gateway"; |
| 123 | private static final String DEVICE_OWNER_FLOATING_IP = "network:floatingip"; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 124 | private static final String ARP_MODE = "arpMode"; |
| 125 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 126 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 127 | protected CoreService coreService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 128 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 129 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 130 | protected PacketService packetService; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 131 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 132 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
daniel park | 32b4220 | 2018-03-14 16:53:44 +0900 | [diff] [blame] | 133 | protected OpenstackNetworkAdminService osNetworkAdminService; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 134 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 135 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 136 | protected OpenstackRouterAdminService osRouterAdminService; |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 137 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 138 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
daniel park | e49eb38 | 2017-04-05 16:48:28 +0900 | [diff] [blame] | 139 | protected OpenstackNodeService osNodeService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 140 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 141 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 142 | protected InstancePortAdminService instancePortService; |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 143 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 144 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 528f96e | 2020-04-29 23:36:15 +0900 | [diff] [blame] | 145 | protected DeviceService deviceService; |
| 146 | |
| 147 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 148 | protected ClusterService clusterService; |
| 149 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 150 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 151 | protected LeadershipService leadershipService; |
| 152 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 153 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 154 | protected OpenstackFlowRuleService osFlowRuleService; |
| 155 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 156 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 157 | protected OpenstackNetworkService osNetworkService; |
| 158 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 159 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 160 | protected ComponentConfigService configService; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 161 | |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 162 | /** ARP processing mode, broadcast | proxy (default). **/ |
| 163 | protected String arpMode = ARP_MODE_DEFAULT; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 164 | |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 165 | protected String gatewayMac = GATEWAY_MAC_DEFAULT; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 166 | |
| 167 | private final OpenstackRouterListener osRouterListener = new InternalRouterEventListener(); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 168 | private final OpenstackNodeListener osNodeListener = new InternalNodeEventListener(); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 169 | private final OpenstackNetworkListener osNetworkListener = new InternalNetworkEventListener(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 170 | |
| 171 | private ApplicationId appId; |
| 172 | private NodeId localNodeId; |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 173 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 174 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 175 | groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 176 | |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 177 | private final PacketProcessor packetProcessor = new InternalPacketProcessor(); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 178 | |
| 179 | @Activate |
| 180 | protected void activate() { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 181 | appId = coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 182 | configService.registerProperties(getClass()); |
| 183 | localNodeId = clusterService.getLocalNode().id(); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 184 | osRouterAdminService.addListener(osRouterListener); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 185 | osNodeService.addListener(osNodeListener); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 186 | osNetworkService.addListener(osNetworkListener); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 187 | leadershipService.runForLeadership(appId.name()); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 188 | packetService.addProcessor(packetProcessor, PacketProcessor.director(1)); |
| 189 | log.info("Started"); |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 190 | } |
| 191 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 192 | @Deactivate |
| 193 | protected void deactivate() { |
| 194 | packetService.removeProcessor(packetProcessor); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 195 | osRouterAdminService.removeListener(osRouterListener); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 196 | osNodeService.removeListener(osNodeListener); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 197 | osNetworkService.removeListener(osNetworkListener); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 198 | leadershipService.withdraw(appId.name()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 199 | eventExecutor.shutdown(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 200 | configService.unregisterProperties(getClass(), false); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 201 | log.info("Stopped"); |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 202 | } |
| 203 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 204 | @Modified |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 205 | protected void modified(ComponentContext context) { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 206 | log.info("Modified"); |
| 207 | } |
| 208 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 209 | private String getArpMode() { |
| 210 | Set<ConfigProperty> properties = configService.getProperties(this.getClass().getName()); |
| 211 | return getPropertyValue(properties, ARP_MODE); |
| 212 | } |
| 213 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 214 | private void processArpPacket(PacketContext context, Ethernet ethernet) { |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 215 | ARP arp = (ARP) ethernet.getPayload(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 216 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 217 | if (arp.getOpCode() == ARP.OP_REQUEST && ARP_PROXY_MODE.equals(getArpMode())) { |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 218 | if (log.isTraceEnabled()) { |
| 219 | log.trace("ARP request received from {} for {}", |
| 220 | Ip4Address.valueOf(arp.getSenderProtocolAddress()).toString(), |
| 221 | Ip4Address.valueOf(arp.getTargetProtocolAddress()).toString()); |
| 222 | } |
| 223 | |
| 224 | IpAddress targetIp = Ip4Address.valueOf(arp.getTargetProtocolAddress()); |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 225 | |
| 226 | MacAddress targetMac = null; |
| 227 | |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 228 | NetFloatingIP floatingIP = osRouterAdminService.floatingIps().stream() |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 229 | .filter(ip -> ip.getFloatingIpAddress().equals(targetIp.toString())) |
| 230 | .findAny().orElse(null); |
| 231 | |
daniel park | 576969a | 2018-03-09 07:07:41 +0900 | [diff] [blame] | 232 | //In case target ip is for associated floating ip, sets target mac to vm's. |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 233 | if (floatingIP != null && floatingIP.getPortId() != null) { |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 234 | InstancePort instPort = instancePortService.instancePort(floatingIP.getPortId()); |
| 235 | if (instPort == null) { |
| 236 | log.trace("Unknown target ARP request for {}, ignore it", targetIp); |
| 237 | return; |
| 238 | } else { |
| 239 | targetMac = instPort.macAddress(); |
| 240 | } |
| 241 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 242 | OpenstackNode gw = |
| 243 | getGwByInstancePort(osNodeService.completeNodes(GATEWAY), instPort); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 244 | |
| 245 | if (gw == null) { |
| 246 | return; |
| 247 | } |
| 248 | |
| 249 | // if the ARP packet_in received from non-relevant GWs, we simply ignore it |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 250 | if (!Objects.equals(gw.intgBridge(), |
| 251 | context.inPacket().receivedFrom().deviceId())) { |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 252 | return; |
| 253 | } |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 254 | } |
| 255 | |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 256 | if (isExternalGatewaySourceIp(targetIp)) { |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 257 | targetMac = Constants.DEFAULT_GATEWAY_MAC; |
| 258 | } |
| 259 | |
| 260 | if (targetMac == null) { |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 261 | log.trace("Unknown target ARP request for {}, ignore it", targetIp); |
| 262 | return; |
| 263 | } |
| 264 | |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 265 | Ethernet ethReply = ARP.buildArpReply(targetIp.getIp4Address(), |
| 266 | targetMac, ethernet); |
| 267 | |
| 268 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
daniel park | 576969a | 2018-03-09 07:07:41 +0900 | [diff] [blame] | 269 | .setOutput(context.inPacket().receivedFrom().port()).build(); |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 270 | |
| 271 | packetService.emit(new DefaultOutboundPacket( |
| 272 | context.inPacket().receivedFrom().deviceId(), |
| 273 | treatment, |
| 274 | ByteBuffer.wrap(ethReply.serialize()))); |
| 275 | |
| 276 | context.block(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 277 | } |
| 278 | |
| 279 | if (arp.getOpCode() == ARP.OP_REPLY) { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 280 | ConnectPoint cp = context.inPacket().receivedFrom(); |
| 281 | PortNumber receivedPortNum = cp.port(); |
| 282 | IpAddress spa = Ip4Address.valueOf(arp.getSenderProtocolAddress()); |
| 283 | MacAddress sha = MacAddress.valueOf(arp.getSenderHardwareAddress()); |
| 284 | |
| 285 | log.debug("ARP reply ip: {}, mac: {}", spa, sha); |
| 286 | |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 287 | try { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 288 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 289 | Set<String> extRouterIps = osNetworkService.externalPeerRouters() |
| 290 | .stream() |
| 291 | .map(r -> r.ipAddress().toString()) |
| 292 | .collect(Collectors.toSet()); |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 293 | |
Jian Li | d4066ea | 2018-06-07 01:44:45 +0900 | [diff] [blame] | 294 | // if SPA is NOT contained in existing external router IP set, we ignore it |
| 295 | if (!extRouterIps.contains(spa.toString())) { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 296 | return; |
| 297 | } |
| 298 | |
| 299 | OpenstackNode node = osNodeService.node(cp.deviceId()); |
| 300 | |
| 301 | if (node == null) { |
| 302 | return; |
| 303 | } |
| 304 | |
| 305 | // we only handles the ARP-Reply message received by gateway node |
| 306 | if (node.type() != GATEWAY) { |
| 307 | return; |
| 308 | } |
| 309 | |
| 310 | if (receivedPortNum.equals(node.uplinkPortNum())) { |
| 311 | osNetworkAdminService.updateExternalPeerRouterMac(spa, sha); |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 312 | } |
| 313 | } catch (Exception e) { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 314 | log.error("Exception occurred because of {}", e); |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 315 | } |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 316 | } |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 317 | } |
| 318 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 319 | private class InternalPacketProcessor implements PacketProcessor { |
| 320 | |
| 321 | @Override |
| 322 | public void process(PacketContext context) { |
| 323 | if (context.isHandled()) { |
| 324 | return; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 325 | } |
| 326 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 327 | InboundPacket pkt = context.inPacket(); |
| 328 | Ethernet ethernet = pkt.parsed(); |
| 329 | if (ethernet != null && ethernet.getEtherType() == Ethernet.TYPE_ARP) { |
| 330 | eventExecutor.execute(() -> { |
| 331 | |
| 332 | if (!isRelevantHelper(context)) { |
| 333 | return; |
| 334 | } |
| 335 | |
| 336 | processArpPacket(context, ethernet); |
| 337 | }); |
| 338 | } |
| 339 | } |
| 340 | |
| 341 | private boolean isRelevantHelper(PacketContext context) { |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 342 | Set<DeviceId> gateways = osNodeService.completeNodes(GATEWAY) |
| 343 | .stream().map(OpenstackNode::intgBridge) |
| 344 | .collect(Collectors.toSet()); |
| 345 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 346 | return gateways.contains(context.inPacket().receivedFrom().deviceId()); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 347 | } |
| 348 | } |
| 349 | |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 350 | private boolean isExternalGatewaySourceIp(IpAddress targetIp) { |
daniel park | 32b4220 | 2018-03-14 16:53:44 +0900 | [diff] [blame] | 351 | return osNetworkAdminService.ports().stream() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 352 | .filter(osPort -> Objects.equals(osPort.getDeviceOwner(), |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 353 | DEVICE_OWNER_ROUTER_GW)) |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 354 | .flatMap(osPort -> osPort.getFixedIps().stream()) |
| 355 | .anyMatch(ip -> IpAddress.valueOf(ip.getIpAddress()).equals(targetIp)); |
Kyuhwi Choi | 92d9ea4 | 2016-06-13 17:28:00 +0900 | [diff] [blame] | 356 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 357 | |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 358 | private void setFakeGatewayArpRuleByRouter(Router router, boolean install) { |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 359 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | a5c7edf | 2020-02-24 16:42:24 +0900 | [diff] [blame] | 360 | IpAddress externalIp = externalGatewayIp(router, osNetworkService); |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 361 | |
| 362 | if (externalIp == null) { |
| 363 | log.debug("External IP is not found"); |
| 364 | return; |
| 365 | } |
| 366 | |
| 367 | setFakeGatewayArpRuleByExternalIp(externalIp, install); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 368 | } |
| 369 | } |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 370 | |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 371 | private void setFakeGatewayArpRuleByExternalIp(IpAddress ipAddress, boolean install) { |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 372 | |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 373 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 374 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 375 | .matchArpOp(ARP.OP_REQUEST) |
| 376 | .matchArpTpa(ipAddress.getIp4Address()) |
| 377 | .build(); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 378 | |
Jian Li | aec1b13 | 2020-04-30 12:00:13 +0900 | [diff] [blame] | 379 | osNodeService.completeNodes(GATEWAY).forEach(n -> { |
| 380 | Device device = deviceService.getDevice(n.intgBridge()); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 381 | |
Jian Li | aec1b13 | 2020-04-30 12:00:13 +0900 | [diff] [blame] | 382 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 383 | .extension(buildMoveEthSrcToDstExtension(device), device.id()) |
| 384 | .extension(buildMoveArpShaToThaExtension(device), device.id()) |
| 385 | .extension(buildMoveArpSpaToTpaExtension(device), device.id()) |
| 386 | .setArpOp(ARP.OP_REPLY) |
| 387 | .setEthSrc(MacAddress.valueOf(gatewayMac)) |
| 388 | .setArpSha(MacAddress.valueOf(gatewayMac)) |
| 389 | .setArpSpa(ipAddress.getIp4Address()) |
| 390 | .setOutput(PortNumber.IN_PORT) |
| 391 | .build(); |
| 392 | |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 393 | osFlowRuleService.setRule( |
| 394 | appId, |
| 395 | n.intgBridge(), |
| 396 | selector, |
| 397 | treatment, |
| 398 | PRIORITY_ARP_GATEWAY_RULE, |
| 399 | GW_COMMON_TABLE, |
| 400 | install |
Jian Li | aec1b13 | 2020-04-30 12:00:13 +0900 | [diff] [blame] | 401 | ); |
| 402 | } |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 403 | ); |
| 404 | |
| 405 | if (install) { |
| 406 | log.info("Install ARP Rule for Gateway Snat {}", ipAddress); |
| 407 | } else { |
| 408 | log.info("Uninstall ARP Rule for Gateway Snat {}", ipAddress); |
| 409 | } |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 410 | } |
| 411 | |
| 412 | /** |
| 413 | * An internal network event listener, intended to uninstall ARP rules for |
| 414 | * routing the packets destined to external gateway. |
| 415 | */ |
| 416 | private class InternalNetworkEventListener implements OpenstackNetworkListener { |
| 417 | |
| 418 | @Override |
| 419 | public boolean isRelevant(OpenstackNetworkEvent event) { |
| 420 | Port osPort = event.port(); |
| 421 | if (osPort == null || osPort.getFixedIps() == null) { |
| 422 | return false; |
| 423 | } |
| 424 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 425 | return DEVICE_OWNER_ROUTER_GW.equals(osPort.getDeviceOwner()) && |
| 426 | ARP_BROADCAST_MODE.equals(getArpMode()); |
| 427 | } |
| 428 | |
| 429 | private boolean isRelevantHelper() { |
| 430 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 431 | } |
| 432 | |
| 433 | @Override |
| 434 | public void event(OpenstackNetworkEvent event) { |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 435 | IpAddress ipAddress = externalIp(event.port()); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 436 | switch (event.type()) { |
| 437 | case OPENSTACK_PORT_CREATED: |
| 438 | case OPENSTACK_PORT_UPDATED: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 439 | eventExecutor.execute(() -> processPortCreation(ipAddress)); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 440 | break; |
| 441 | case OPENSTACK_PORT_REMOVED: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 442 | eventExecutor.execute(() -> processPortRemoval(ipAddress)); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 443 | break; |
| 444 | default: |
| 445 | // do nothing |
| 446 | break; |
| 447 | } |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 448 | } |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 449 | |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 450 | private void processPortCreation(IpAddress ipAddress) { |
| 451 | if (!isRelevantHelper() || ipAddress == null) { |
| 452 | return; |
| 453 | } |
| 454 | |
| 455 | setFakeGatewayArpRuleByExternalIp(ipAddress, true); |
| 456 | } |
| 457 | |
| 458 | private void processPortRemoval(IpAddress ipAddress) { |
| 459 | if (!isRelevantHelper() || ipAddress == null) { |
| 460 | return; |
| 461 | } |
| 462 | |
| 463 | setFakeGatewayArpRuleByExternalIp(ipAddress, false); |
| 464 | } |
| 465 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 466 | private IpAddress externalIp(Port port) { |
| 467 | IP ip = port.getFixedIps().stream().findAny().orElse(null); |
| 468 | |
| 469 | if (ip != null && ip.getIpAddress() != null) { |
| 470 | return IpAddress.valueOf(ip.getIpAddress()); |
| 471 | } |
| 472 | |
| 473 | return null; |
| 474 | } |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 475 | } |
| 476 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 477 | /** |
| 478 | * An internal router event listener, intended to install/uninstall |
| 479 | * ARP rules for forwarding packets created from floating IPs. |
| 480 | */ |
| 481 | private class InternalRouterEventListener implements OpenstackRouterListener { |
| 482 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 483 | private boolean isRelevantHelper() { |
| 484 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 485 | } |
| 486 | |
| 487 | @Override |
| 488 | public void event(OpenstackRouterEvent event) { |
| 489 | switch (event.type()) { |
| 490 | case OPENSTACK_ROUTER_CREATED: |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 491 | // add a router with external gateway |
| 492 | case OPENSTACK_ROUTER_GATEWAY_ADDED: |
| 493 | // add a gateway manually after adding a router |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 494 | eventExecutor.execute(() -> processRouterGwCreation(event)); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 495 | break; |
| 496 | case OPENSTACK_ROUTER_REMOVED: |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 497 | // remove a router with external gateway |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 498 | case OPENSTACK_ROUTER_GATEWAY_REMOVED: |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 499 | // remove a gateway from an existing router |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 500 | eventExecutor.execute(() -> processRouterGwRemoval(event)); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 501 | break; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 502 | default: |
| 503 | // do nothing for the other events |
| 504 | break; |
| 505 | } |
| 506 | } |
| 507 | |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 508 | private void processRouterGwCreation(OpenstackRouterEvent event) { |
| 509 | if (!isRelevantHelper()) { |
| 510 | return; |
| 511 | } |
| 512 | |
| 513 | // add a router with external gateway |
| 514 | setFakeGatewayArpRuleByRouter(event.subject(), true); |
| 515 | } |
| 516 | |
| 517 | private void processRouterGwRemoval(OpenstackRouterEvent event) { |
| 518 | if (!isRelevantHelper()) { |
| 519 | return; |
| 520 | } |
| 521 | |
| 522 | setFakeGatewayArpRuleByRouter(event.subject(), false); |
| 523 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 524 | } |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 525 | |
| 526 | private class InternalNodeEventListener implements OpenstackNodeListener { |
| 527 | |
| 528 | @Override |
| 529 | public boolean isRelevant(OpenstackNodeEvent event) { |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 530 | return event.subject().type() == GATEWAY; |
| 531 | } |
| 532 | |
| 533 | private boolean isRelevantHelper() { |
| 534 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 535 | } |
| 536 | |
| 537 | @Override |
| 538 | public void event(OpenstackNodeEvent event) { |
| 539 | OpenstackNode osNode = event.subject(); |
| 540 | switch (event.type()) { |
| 541 | case OPENSTACK_NODE_COMPLETE: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 542 | eventExecutor.execute(() -> processNodeCompletion(event, osNode)); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 543 | break; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 544 | case OPENSTACK_NODE_REMOVED: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 545 | eventExecutor.execute(() -> processNodeRemoval(event)); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 546 | break; |
Jian Li | 238552d | 2019-09-24 22:32:02 +0900 | [diff] [blame] | 547 | case OPENSTACK_NODE_INCOMPLETE: |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 548 | default: |
| 549 | break; |
| 550 | } |
| 551 | } |
| 552 | |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 553 | private void processNodeCompletion(OpenstackNodeEvent event, OpenstackNode node) { |
| 554 | if (!isRelevantHelper()) { |
| 555 | return; |
| 556 | } |
| 557 | setDefaultArpRule(node, true); |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 558 | sendGratuitousArpToSwitch(event.subject(), true); |
| 559 | } |
| 560 | |
| 561 | private void processNodeIncompletion(OpenstackNodeEvent event, OpenstackNode node) { |
| 562 | if (!isRelevantHelper()) { |
| 563 | return; |
| 564 | } |
| 565 | setDefaultArpRule(node, false); |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 566 | sendGratuitousArpToSwitch(event.subject(), false); |
| 567 | } |
| 568 | |
| 569 | private void processNodeRemoval(OpenstackNodeEvent event) { |
| 570 | if (!isRelevantHelper()) { |
| 571 | return; |
| 572 | } |
| 573 | sendGratuitousArpToSwitch(event.subject(), false); |
| 574 | } |
| 575 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 576 | private void sendGratuitousArpToSwitch(OpenstackNode gatewayNode, |
| 577 | boolean isCompleteCase) { |
| 578 | Set<OpenstackNode> completeGws = |
| 579 | ImmutableSet.copyOf(osNodeService.completeNodes(GATEWAY)); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 580 | |
| 581 | if (isCompleteCase) { |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 582 | osNodeService.completeNodes(COMPUTE).stream() |
| 583 | .filter(node -> isGwSelectedByComputeNode(completeGws, |
| 584 | node, gatewayNode)) |
| 585 | .forEach(node -> processGarpPacketForComputeNode(node, gatewayNode)); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 586 | |
| 587 | } else { |
| 588 | Set<OpenstackNode> oldCompleteGws = Sets.newConcurrentHashSet(); |
| 589 | oldCompleteGws.addAll(ImmutableSet.copyOf(osNodeService.completeNodes(GATEWAY))); |
| 590 | oldCompleteGws.add(gatewayNode); |
| 591 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 592 | osNodeService.completeNodes(COMPUTE).stream() |
| 593 | .filter(node -> isGwSelectedByComputeNode(oldCompleteGws, |
| 594 | node, gatewayNode)) |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 595 | .forEach(node -> { |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 596 | OpenstackNode newSelectedGatewayNode = |
| 597 | getGwByComputeDevId(completeGws, node.intgBridge()); |
| 598 | processGarpPacketForComputeNode(node, newSelectedGatewayNode); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 599 | }); |
| 600 | } |
| 601 | } |
| 602 | |
| 603 | private boolean isGwSelectedByComputeNode(Set<OpenstackNode> gws, |
| 604 | OpenstackNode computeNode, |
| 605 | OpenstackNode gwNode) { |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 606 | return requireNonNull(getGwByComputeDevId(gws, computeNode.intgBridge())) |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 607 | .intgBridge().equals(gwNode.intgBridge()); |
| 608 | } |
| 609 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 610 | private void processGarpPacketForComputeNode(OpenstackNode computeNode, |
| 611 | OpenstackNode gatewayNode) { |
| 612 | instancePortService.instancePort(computeNode.intgBridge()) |
| 613 | .forEach(instancePort -> { |
| 614 | NetFloatingIP floatingIP = |
| 615 | floatingIpByInstancePort(instancePort, osRouterAdminService); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 616 | Network network = osNetworkService.network(instancePort.networkId()); |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 617 | ExternalPeerRouter externalPeerRouter = |
| 618 | externalPeerRouterForNetwork(network, osNetworkService, |
| 619 | osRouterAdminService); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 620 | if (floatingIP != null && externalPeerRouter != null) { |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 621 | processGarpPacketForFloatingIp( |
| 622 | floatingIP, instancePort, externalPeerRouter.vlanId(), |
| 623 | gatewayNode, packetService); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 624 | } |
| 625 | }); |
| 626 | } |
| 627 | |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 628 | private void setDefaultArpRule(OpenstackNode osNode, boolean install) { |
Jian Li | b696950 | 2018-10-30 20:38:07 +0900 | [diff] [blame] | 629 | |
| 630 | if (getArpMode() == null) { |
| 631 | return; |
| 632 | } |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 633 | log.info("ARP mode is {}", getArpMode()); |
Jian Li | b696950 | 2018-10-30 20:38:07 +0900 | [diff] [blame] | 634 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 635 | switch (getArpMode()) { |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 636 | case ARP_PROXY_MODE: |
| 637 | setDefaultArpRuleForProxyMode(osNode, install); |
| 638 | break; |
| 639 | case ARP_BROADCAST_MODE: |
| 640 | setDefaultArpRuleForBroadcastMode(osNode, install); |
| 641 | break; |
| 642 | default: |
| 643 | log.warn("Invalid ARP mode {}. Please use either " + |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 644 | "broadcast or proxy mode.", getArpMode()); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 645 | break; |
| 646 | } |
| 647 | } |
| 648 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 649 | private void setDefaultArpRuleForProxyMode(OpenstackNode osNode, |
| 650 | boolean install) { |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 651 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 652 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 653 | .build(); |
| 654 | |
| 655 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 656 | .punt() |
| 657 | .build(); |
| 658 | |
| 659 | osFlowRuleService.setRule( |
| 660 | appId, |
| 661 | osNode.intgBridge(), |
| 662 | selector, |
| 663 | treatment, |
| 664 | PRIORITY_ARP_CONTROL_RULE, |
Jian Li | 8abf2fe | 2018-06-12 18:42:30 +0900 | [diff] [blame] | 665 | GW_COMMON_TABLE, |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 666 | install |
| 667 | ); |
| 668 | } |
| 669 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 670 | private void setDefaultArpRuleForBroadcastMode(OpenstackNode osNode, |
| 671 | boolean install) { |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 672 | // we only match ARP_REPLY in gateway node, because controller |
| 673 | // somehow need to process ARP_REPLY which is issued from |
| 674 | // external router... |
| 675 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 676 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 677 | .matchArpOp(ARP.OP_REPLY) |
| 678 | .build(); |
| 679 | |
| 680 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 681 | .punt() |
| 682 | .build(); |
| 683 | |
| 684 | osFlowRuleService.setRule( |
| 685 | appId, |
| 686 | osNode.intgBridge(), |
| 687 | selector, |
| 688 | treatment, |
| 689 | PRIORITY_ARP_CONTROL_RULE, |
Jian Li | 8abf2fe | 2018-06-12 18:42:30 +0900 | [diff] [blame] | 690 | GW_COMMON_TABLE, |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 691 | install |
| 692 | ); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 693 | |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 694 | log.info("calling setFakeGatewayArpRuleByRouter.. "); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 695 | osRouterAdminService.routers().stream() |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 696 | .filter(router -> router.getExternalGatewayInfo() != null) |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 697 | .forEach(router -> setFakeGatewayArpRuleByRouter(router, install)); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 698 | } |
| 699 | } |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 700 | } |