Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 1 | /* |
Jian Li | 8e7e6cd | 2018-03-30 13:33:08 +0900 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Foundation |
| 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; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 17 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 18 | import org.onlab.packet.ARP; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 19 | import org.onlab.packet.EthType; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 20 | import org.onlab.packet.Ethernet; |
| 21 | import org.onlab.packet.Ip4Address; |
| 22 | import org.onlab.packet.IpAddress; |
| 23 | import org.onlab.packet.MacAddress; |
Daniel Park | 8a9220f | 2018-11-19 18:58:35 +0900 | [diff] [blame] | 24 | import org.onlab.packet.VlanId; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 25 | import org.onlab.util.Tools; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +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 | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 28 | import org.onosproject.cluster.ClusterService; |
| 29 | import org.onosproject.cluster.LeadershipService; |
| 30 | import org.onosproject.cluster.NodeId; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 31 | import org.onosproject.core.ApplicationId; |
| 32 | import org.onosproject.core.CoreService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 33 | import org.onosproject.mastership.MastershipService; |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 34 | import org.onosproject.net.Device; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 35 | import org.onosproject.net.PortNumber; |
| 36 | import org.onosproject.net.device.DeviceService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 37 | import org.onosproject.net.flow.DefaultTrafficSelector; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 38 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 39 | import org.onosproject.net.flow.TrafficSelector; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 40 | import org.onosproject.net.flow.TrafficTreatment; |
| 41 | import org.onosproject.net.packet.DefaultOutboundPacket; |
| 42 | import org.onosproject.net.packet.PacketContext; |
| 43 | import org.onosproject.net.packet.PacketProcessor; |
| 44 | import org.onosproject.net.packet.PacketService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 45 | import org.onosproject.openstacknetworking.api.InstancePort; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 46 | import org.onosproject.openstacknetworking.api.InstancePortEvent; |
| 47 | import org.onosproject.openstacknetworking.api.InstancePortListener; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 48 | import org.onosproject.openstacknetworking.api.InstancePortService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 49 | import org.onosproject.openstacknetworking.api.OpenstackFlowRuleService; |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 50 | import org.onosproject.openstacknetworking.api.OpenstackNetwork.Type; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 51 | import org.onosproject.openstacknetworking.api.OpenstackNetworkEvent; |
| 52 | import org.onosproject.openstacknetworking.api.OpenstackNetworkListener; |
| 53 | import org.onosproject.openstacknetworking.api.OpenstackNetworkService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 54 | import org.onosproject.openstacknode.api.OpenstackNode; |
| 55 | import org.onosproject.openstacknode.api.OpenstackNodeEvent; |
| 56 | import org.onosproject.openstacknode.api.OpenstackNodeListener; |
| 57 | import org.onosproject.openstacknode.api.OpenstackNodeService; |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame^] | 58 | import org.openstack4j.model.common.IdEntity; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 59 | import org.openstack4j.model.network.Network; |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame^] | 60 | import org.openstack4j.model.network.NetworkType; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 61 | import org.openstack4j.model.network.Subnet; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 62 | import org.osgi.service.component.ComponentContext; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 63 | import org.osgi.service.component.annotations.Activate; |
| 64 | import org.osgi.service.component.annotations.Component; |
| 65 | import org.osgi.service.component.annotations.Deactivate; |
| 66 | import org.osgi.service.component.annotations.Modified; |
| 67 | import org.osgi.service.component.annotations.Reference; |
| 68 | import org.osgi.service.component.annotations.ReferenceCardinality; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 69 | import org.slf4j.Logger; |
| 70 | import org.slf4j.LoggerFactory; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 71 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 72 | import java.nio.ByteBuffer; |
| 73 | import java.util.Dictionary; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 74 | import java.util.Objects; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 75 | import java.util.Set; |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 76 | import java.util.concurrent.ExecutorService; |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame^] | 77 | import java.util.stream.Collectors; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 78 | |
| 79 | import static com.google.common.base.Preconditions.checkNotNull; |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 80 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 81 | import static org.onlab.util.Tools.groupedThreads; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 82 | import static org.onosproject.openstacknetworking.api.Constants.ARP_BROADCAST_MODE; |
| 83 | import static org.onosproject.openstacknetworking.api.Constants.ARP_PROXY_MODE; |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 84 | import static org.onosproject.openstacknetworking.api.Constants.ARP_TABLE; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 85 | import static org.onosproject.openstacknetworking.api.Constants.OPENSTACK_NETWORKING_APP_ID; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 86 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_CONTROL_RULE; |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 87 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_FLOOD_RULE; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 88 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_GATEWAY_RULE; |
| 89 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_REPLY_RULE; |
| 90 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_REQUEST_RULE; |
Jian Li | c240359 | 2018-07-18 12:56:45 +0900 | [diff] [blame] | 91 | import static org.onosproject.openstacknetworking.api.InstancePort.State.ACTIVE; |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 92 | import static org.onosproject.openstacknetworking.api.OpenstackNetwork.Type.FLAT; |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 93 | import static org.onosproject.openstacknetworking.api.OpenstackNetwork.Type.GENEVE; |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 94 | import static org.onosproject.openstacknetworking.api.OpenstackNetwork.Type.GRE; |
| 95 | import static org.onosproject.openstacknetworking.api.OpenstackNetwork.Type.VLAN; |
| 96 | import static org.onosproject.openstacknetworking.api.OpenstackNetwork.Type.VXLAN; |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 97 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.ARP_MODE; |
| 98 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.ARP_MODE_DEFAULT; |
| 99 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.GATEWAY_MAC; |
| 100 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.GATEWAY_MAC_DEFAULT; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 101 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getPropertyValue; |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 102 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.swapStaleLocation; |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 103 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.tunnelPortNumByNetId; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 104 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildExtension; |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 105 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildMoveArpShaToThaExtension; |
| 106 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildMoveArpSpaToTpaExtension; |
| 107 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildMoveEthSrcToDstExtension; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 108 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.COMPUTE; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 109 | |
| 110 | /** |
| 111 | * Handles ARP packet from VMs. |
| 112 | */ |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 113 | @Component( |
| 114 | immediate = true, |
| 115 | property = { |
| 116 | GATEWAY_MAC + "=" + GATEWAY_MAC_DEFAULT, |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 117 | ARP_MODE + "=" + ARP_MODE_DEFAULT |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 118 | } |
| 119 | ) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 120 | public class OpenstackSwitchingArpHandler { |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 121 | |
| 122 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 123 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 124 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 125 | protected CoreService coreService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 126 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 127 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 128 | protected PacketService packetService; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 129 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 130 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 131 | protected OpenstackFlowRuleService osFlowRuleService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 132 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 133 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 134 | protected ComponentConfigService configService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 135 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 136 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 137 | protected ClusterService clusterService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 138 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 139 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 140 | protected LeadershipService leadershipService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 141 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 142 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 143 | protected DeviceService deviceService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 144 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 145 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 146 | protected MastershipService mastershipService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 147 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 148 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 149 | protected InstancePortService instancePortService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 150 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 151 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 152 | protected OpenstackNetworkService osNetworkService; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 153 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 154 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 155 | protected OpenstackNodeService osNodeService; |
| 156 | |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 157 | /** Fake MAC address for virtual network subnet gateway. */ |
| 158 | private String gatewayMac = GATEWAY_MAC_DEFAULT; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 159 | |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 160 | /** ARP processing mode, broadcast | proxy (default). */ |
| 161 | protected String arpMode = ARP_MODE_DEFAULT; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 162 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 163 | private final InternalPacketProcessor packetProcessor = new InternalPacketProcessor(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 164 | private final InternalOpenstackNetworkListener osNetworkListener = |
| 165 | new InternalOpenstackNetworkListener(); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 166 | private final InstancePortListener instancePortListener = new InternalInstancePortListener(); |
| 167 | private final OpenstackNodeListener osNodeListener = new InternalNodeEventListener(); |
| 168 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 169 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 170 | groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
| 171 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 172 | |
| 173 | private ApplicationId appId; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 174 | private NodeId localNodeId; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 175 | |
| 176 | @Activate |
Ray Milkey | 9c9cde4 | 2018-01-12 14:22:06 -0800 | [diff] [blame] | 177 | void activate() { |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 178 | appId = coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 179 | configService.registerProperties(getClass()); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 180 | localNodeId = clusterService.getLocalNode().id(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 181 | osNetworkService.addListener(osNetworkListener); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 182 | osNodeService.addListener(osNodeListener); |
| 183 | leadershipService.runForLeadership(appId.name()); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 184 | packetService.addProcessor(packetProcessor, PacketProcessor.director(0)); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 185 | |
| 186 | instancePortService.addListener(instancePortListener); |
| 187 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 188 | log.info("Started"); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 189 | } |
| 190 | |
| 191 | @Deactivate |
Ray Milkey | 9c9cde4 | 2018-01-12 14:22:06 -0800 | [diff] [blame] | 192 | void deactivate() { |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 193 | packetService.removeProcessor(packetProcessor); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 194 | osNetworkService.removeListener(osNetworkListener); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 195 | osNodeService.removeListener(osNodeListener); |
| 196 | instancePortService.removeListener(instancePortListener); |
| 197 | leadershipService.withdraw(appId.name()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 198 | configService.unregisterProperties(getClass(), false); |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 199 | eventExecutor.shutdown(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 200 | |
| 201 | log.info("Stopped"); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 202 | } |
| 203 | |
| 204 | @Modified |
Ray Milkey | 9c9cde4 | 2018-01-12 14:22:06 -0800 | [diff] [blame] | 205 | void modified(ComponentContext context) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 206 | readComponentConfiguration(context); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 207 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 208 | log.info("Modified"); |
| 209 | } |
| 210 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 211 | private String getArpMode() { |
| 212 | Set<ConfigProperty> properties = configService.getProperties(this.getClass().getName()); |
| 213 | return getPropertyValue(properties, ARP_MODE); |
| 214 | } |
| 215 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 216 | /** |
| 217 | * Processes ARP request packets. |
| 218 | * It checks if the target IP is owned by a known host first and then ask to |
| 219 | * OpenStack if it's not. This ARP proxy does not support overlapping IP. |
| 220 | * |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 221 | * @param context packet context |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 222 | * @param ethPacket ethernet packet |
| 223 | */ |
| 224 | private void processPacketIn(PacketContext context, Ethernet ethPacket) { |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 225 | |
| 226 | // if the ARP mode is configured as broadcast mode, we simply ignore ARP packet_in |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 227 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 228 | return; |
| 229 | } |
| 230 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 231 | ARP arpPacket = (ARP) ethPacket.getPayload(); |
| 232 | if (arpPacket.getOpCode() != ARP.OP_REQUEST) { |
| 233 | return; |
| 234 | } |
| 235 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 236 | InstancePort srcInstPort = instancePortService.instancePort(ethPacket.getSourceMAC()); |
| 237 | if (srcInstPort == null) { |
| 238 | log.trace("Failed to find source instance port(MAC:{})", |
| 239 | ethPacket.getSourceMAC()); |
| 240 | return; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 241 | } |
| 242 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 243 | IpAddress targetIp = Ip4Address.valueOf(arpPacket.getTargetProtocolAddress()); |
Daniel Park | 4d7f88b | 2018-09-19 19:03:38 +0900 | [diff] [blame] | 244 | |
Jian Li | ac30e27 | 2018-10-18 23:08:03 +0900 | [diff] [blame] | 245 | MacAddress replyMac = isGatewayIp(targetIp) ? MacAddress.valueOf(gatewayMac) : |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 246 | getMacFromHostOpenstack(targetIp, srcInstPort.networkId()); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 247 | if (replyMac == MacAddress.NONE) { |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 248 | log.trace("Failed to find MAC address for {}", targetIp); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 249 | return; |
| 250 | } |
| 251 | |
| 252 | Ethernet ethReply = ARP.buildArpReply( |
| 253 | targetIp.getIp4Address(), |
| 254 | replyMac, |
| 255 | ethPacket); |
| 256 | |
| 257 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 258 | .setOutput(context.inPacket().receivedFrom().port()) |
| 259 | .build(); |
| 260 | |
| 261 | packetService.emit(new DefaultOutboundPacket( |
| 262 | context.inPacket().receivedFrom().deviceId(), |
| 263 | treatment, |
| 264 | ByteBuffer.wrap(ethReply.serialize()))); |
| 265 | } |
| 266 | |
Jian Li | ac30e27 | 2018-10-18 23:08:03 +0900 | [diff] [blame] | 267 | /** |
| 268 | * Denotes whether the given target IP is gateway IP. |
| 269 | * |
| 270 | * @param targetIp target IP address |
| 271 | * @return true if the given targetIP is gateway IP, false otherwise. |
| 272 | */ |
| 273 | private boolean isGatewayIp(IpAddress targetIp) { |
Daniel Park | 4d7f88b | 2018-09-19 19:03:38 +0900 | [diff] [blame] | 274 | return osNetworkService.subnets().stream() |
Jian Li | ac30e27 | 2018-10-18 23:08:03 +0900 | [diff] [blame] | 275 | .filter(Objects::nonNull) |
| 276 | .filter(subnet -> subnet.getGateway() != null) |
Daniel Park | 4d7f88b | 2018-09-19 19:03:38 +0900 | [diff] [blame] | 277 | .anyMatch(subnet -> subnet.getGateway().equals(targetIp.toString())); |
| 278 | } |
| 279 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 280 | /** |
| 281 | * Returns MAC address of a host with a given target IP address by asking to |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 282 | * instance port service. |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 283 | * |
| 284 | * @param targetIp target ip |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 285 | * @param osNetId openstack network id of the source instance port |
| 286 | * @return mac address, or none mac address if it fails to find the mac |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 287 | */ |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 288 | private MacAddress getMacFromHostOpenstack(IpAddress targetIp, String osNetId) { |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 289 | checkNotNull(targetIp); |
| 290 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 291 | InstancePort instPort = instancePortService.instancePort(targetIp, osNetId); |
| 292 | if (instPort != null) { |
| 293 | log.trace("Found MAC from host service for {}", targetIp); |
| 294 | return instPort.macAddress(); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 295 | } else { |
| 296 | return MacAddress.NONE; |
| 297 | } |
| 298 | } |
| 299 | |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 300 | /** |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 301 | * Installs flow rules which convert ARP request packet into ARP reply |
| 302 | * by adding a fake gateway MAC address as Source Hardware Address. |
| 303 | * |
| 304 | * @param osSubnet openstack subnet |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 305 | * @param network openstack network |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 306 | * @param install flag which indicates whether to install rule or remove rule |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 307 | * @param osNode openstack node |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 308 | */ |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 309 | private void setFakeGatewayArpRule(Subnet osSubnet, Network network, |
| 310 | boolean install, OpenstackNode osNode) { |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 311 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 312 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 8e365bd | 2018-10-12 22:09:03 +0900 | [diff] [blame] | 313 | |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 314 | Type netType = osNetworkService.networkType(network.getId()); |
| 315 | |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 316 | String gateway = osSubnet.getGateway(); |
Daniel Park | 6a2d95e | 2018-11-05 18:50:16 +0900 | [diff] [blame] | 317 | if (gateway == null) { |
| 318 | return; |
| 319 | } |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 320 | |
Daniel Park | 8a9220f | 2018-11-19 18:58:35 +0900 | [diff] [blame] | 321 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder(); |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 322 | |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 323 | if (netType == VLAN) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 324 | sBuilder.matchVlanId(VlanId.vlanId(network.getProviderSegID())); |
Jian Li | a299519 | 2019-04-02 14:13:04 +0900 | [diff] [blame] | 325 | |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 326 | } else if (netType == VXLAN || netType == GRE || netType == GENEVE) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 327 | // do not remove fake gateway ARP rules, if there is another gateway |
| 328 | // which has the same subnet that to be removed |
| 329 | // this only occurs if we have duplicated subnets associated with |
| 330 | // different networks |
| 331 | if (!install) { |
| 332 | long numOfDupGws = osNetworkService.subnets().stream() |
| 333 | .filter(s -> !s.getId().equals(osSubnet.getId())) |
| 334 | .filter(s -> s.getGateway() != null) |
| 335 | .filter(s -> s.getGateway().equals(osSubnet.getGateway())) |
| 336 | .count(); |
| 337 | if (numOfDupGws > 0) { |
| 338 | return; |
| 339 | } |
| 340 | } |
Daniel Park | 8a9220f | 2018-11-19 18:58:35 +0900 | [diff] [blame] | 341 | } |
| 342 | |
| 343 | sBuilder.matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 344 | .matchArpOp(ARP.OP_REQUEST) |
| 345 | .matchArpTpa(Ip4Address.valueOf(gateway)); |
| 346 | |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 347 | if (osNode == null) { |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 348 | osNodeService.completeNodes(COMPUTE).forEach(n -> { |
| 349 | Device device = deviceService.getDevice(n.intgBridge()); |
Jian Li | a299519 | 2019-04-02 14:13:04 +0900 | [diff] [blame] | 350 | |
| 351 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder(); |
| 352 | |
| 353 | if (netType == VLAN) { |
| 354 | tBuilder.popVlan(); |
| 355 | } |
| 356 | |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 357 | tBuilder.extension(buildMoveEthSrcToDstExtension(device), device.id()) |
| 358 | .extension(buildMoveArpShaToThaExtension(device), device.id()) |
| 359 | .extension(buildMoveArpSpaToTpaExtension(device), device.id()) |
| 360 | .setArpOp(ARP.OP_REPLY) |
| 361 | .setArpSha(MacAddress.valueOf(gatewayMac)) |
| 362 | .setArpSpa(Ip4Address.valueOf(gateway)) |
Jian Li | 1b5c5fa | 2019-04-24 13:51:28 +0900 | [diff] [blame] | 363 | .setEthSrc(MacAddress.valueOf(gatewayMac)) |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 364 | .setOutput(PortNumber.IN_PORT); |
| 365 | |
| 366 | osFlowRuleService.setRule( |
| 367 | appId, |
| 368 | n.intgBridge(), |
| 369 | sBuilder.build(), |
| 370 | tBuilder.build(), |
| 371 | PRIORITY_ARP_GATEWAY_RULE, |
| 372 | ARP_TABLE, |
| 373 | install |
| 374 | ); |
| 375 | }); |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 376 | } else { |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 377 | Device device = deviceService.getDevice(osNode.intgBridge()); |
Jian Li | a299519 | 2019-04-02 14:13:04 +0900 | [diff] [blame] | 378 | |
| 379 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder(); |
| 380 | |
| 381 | if (netType == VLAN) { |
| 382 | tBuilder.popVlan(); |
| 383 | } |
| 384 | |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 385 | tBuilder.extension(buildMoveEthSrcToDstExtension(device), device.id()) |
| 386 | .extension(buildMoveArpShaToThaExtension(device), device.id()) |
| 387 | .extension(buildMoveArpSpaToTpaExtension(device), device.id()) |
| 388 | .setArpOp(ARP.OP_REPLY) |
| 389 | .setArpSha(MacAddress.valueOf(gatewayMac)) |
| 390 | .setArpSpa(Ip4Address.valueOf(gateway)) |
| 391 | .setOutput(PortNumber.IN_PORT); |
| 392 | |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 393 | osFlowRuleService.setRule( |
| 394 | appId, |
| 395 | osNode.intgBridge(), |
Daniel Park | 8a9220f | 2018-11-19 18:58:35 +0900 | [diff] [blame] | 396 | sBuilder.build(), |
| 397 | tBuilder.build(), |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 398 | PRIORITY_ARP_GATEWAY_RULE, |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 399 | ARP_TABLE, |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 400 | install |
| 401 | ); |
| 402 | } |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 403 | } |
| 404 | } |
| 405 | |
| 406 | /** |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 407 | * Installs flow rules to match ARP request packets. |
| 408 | * |
| 409 | * @param port instance port |
| 410 | * @param install installation flag |
| 411 | */ |
| 412 | private void setArpRequestRule(InstancePort port, boolean install) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 413 | Type netType = osNetworkService.networkType(port.networkId()); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 414 | |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 415 | switch (netType) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 416 | case VXLAN: |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 417 | case GRE: |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 418 | case GENEVE: |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 419 | setRemoteArpRequestRuleForTunnel(port, install); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 420 | break; |
| 421 | case VLAN: |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 422 | setArpRequestRuleForVlan(port, install); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 423 | break; |
| 424 | default: |
| 425 | break; |
| 426 | } |
| 427 | } |
| 428 | |
| 429 | /** |
| 430 | * Installs flow rules to match ARP reply packets. |
| 431 | * |
| 432 | * @param port instance port |
| 433 | * @param install installation flag |
| 434 | */ |
| 435 | private void setArpReplyRule(InstancePort port, boolean install) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 436 | Type netType = osNetworkService.networkType(port.networkId()); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 437 | |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 438 | switch (netType) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 439 | case VXLAN: |
| 440 | setArpReplyRuleForVxlan(port, install); |
| 441 | break; |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 442 | case GRE: |
| 443 | setArpReplyRuleForGre(port, install); |
| 444 | break; |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 445 | case GENEVE: |
| 446 | setArpReplyRuleForGeneve(port, install); |
| 447 | break; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 448 | case VLAN: |
| 449 | setArpReplyRuleForVlan(port, install); |
| 450 | break; |
| 451 | default: |
| 452 | break; |
| 453 | } |
| 454 | } |
| 455 | |
| 456 | /** |
| 457 | * Installs flow rules to match ARP request packets only for VxLAN. |
| 458 | * |
| 459 | * @param port instance port |
| 460 | * @param install installation flag |
| 461 | */ |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 462 | private void setRemoteArpRequestRuleForTunnel(InstancePort port, boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 463 | |
| 464 | OpenstackNode localNode = osNodeService.node(port.deviceId()); |
| 465 | |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 466 | String segId = osNetworkService.segmentId(port.networkId()); |
| 467 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 468 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 469 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 470 | .matchArpOp(ARP.OP_REQUEST) |
| 471 | .matchArpTpa(port.ipAddress().getIp4Address()) |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 472 | .matchTunnelId(Long.valueOf(segId)) |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 473 | .build(); |
| 474 | |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 475 | setRemoteArpTreatmentForTunnel(selector, port, localNode, install); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 476 | } |
| 477 | |
| 478 | /** |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 479 | * Installs flow rules to match ARP request packets for VLAN. |
| 480 | * |
| 481 | * @param port instance port |
| 482 | * @param install installation flag |
| 483 | */ |
| 484 | private void setArpRequestRuleForVlan(InstancePort port, boolean install) { |
| 485 | TrafficSelector selector = getArpRequestSelectorForVlan(port); |
| 486 | |
| 487 | setLocalArpRequestTreatmentForVlan(selector, port, install); |
| 488 | setRemoteArpRequestTreatmentForVlan(selector, port, install); |
| 489 | } |
| 490 | |
| 491 | /** |
| 492 | * Obtains the ARP request selector for VLAN. |
| 493 | * |
| 494 | * @param port instance port |
| 495 | * @return traffic selector |
| 496 | */ |
| 497 | private TrafficSelector getArpRequestSelectorForVlan(InstancePort port) { |
| 498 | String segId = osNetworkService.segmentId(port.networkId()); |
| 499 | |
| 500 | return DefaultTrafficSelector.builder() |
| 501 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 502 | .matchArpOp(ARP.OP_REQUEST) |
| 503 | .matchArpTpa(port.ipAddress().getIp4Address()) |
| 504 | .matchVlanId(VlanId.vlanId(segId)) |
| 505 | .build(); |
| 506 | } |
| 507 | |
| 508 | /** |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 509 | * Installs flow rules to match ARP reply packets only for VxLAN. |
| 510 | * |
| 511 | * @param port instance port |
| 512 | * @param install installation flag |
| 513 | */ |
| 514 | private void setArpReplyRuleForVxlan(InstancePort port, boolean install) { |
| 515 | |
| 516 | OpenstackNode localNode = osNodeService.node(port.deviceId()); |
| 517 | |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 518 | TrafficSelector selector = getArpReplySelectorForVxlan(port); |
| 519 | |
| 520 | setLocalArpReplyTreatmentForVxlan(selector, port, install); |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 521 | setRemoteArpTreatmentForTunnel(selector, port, localNode, install); |
| 522 | } |
| 523 | |
| 524 | /** |
| 525 | * Installs flow rules to match ARP reply packets only for GRE. |
| 526 | * |
| 527 | * @param port instance port |
| 528 | * @param install installation flag |
| 529 | */ |
| 530 | private void setArpReplyRuleForGre(InstancePort port, boolean install) { |
| 531 | |
| 532 | OpenstackNode localNode = osNodeService.node(port.deviceId()); |
| 533 | |
| 534 | TrafficSelector selector = getArpReplySelectorForGre(port); |
| 535 | |
| 536 | setLocalArpReplyTreatmentForGre(selector, port, install); |
| 537 | setRemoteArpTreatmentForTunnel(selector, port, localNode, install); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 538 | } |
| 539 | |
| 540 | /** |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 541 | * Installs flow rules to match ARP reply packets only for GENEVE. |
| 542 | * |
| 543 | * @param port instance port |
| 544 | * @param install installation flag |
| 545 | */ |
| 546 | private void setArpReplyRuleForGeneve(InstancePort port, boolean install) { |
| 547 | |
| 548 | OpenstackNode localNode = osNodeService.node(port.deviceId()); |
| 549 | |
| 550 | TrafficSelector selector = getArpReplySelectorForGeneve(port); |
| 551 | |
| 552 | setLocalArpReplyTreatmentForGeneve(selector, port, install); |
| 553 | setRemoteArpTreatmentForTunnel(selector, port, localNode, install); |
| 554 | } |
| 555 | |
| 556 | /** |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 557 | * Installs flow rules to match ARP reply packets only for VLAN. |
| 558 | * |
| 559 | * @param port instance port |
| 560 | * @param install installation flag |
| 561 | */ |
| 562 | private void setArpReplyRuleForVlan(InstancePort port, boolean install) { |
| 563 | |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 564 | TrafficSelector selector = getArpReplySelectorForVlan(port); |
| 565 | |
| 566 | setLocalArpReplyTreatmentForVlan(selector, port, install); |
| 567 | setRemoteArpReplyTreatmentForVlan(selector, port, install); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 568 | } |
| 569 | |
| 570 | // a helper method |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 571 | private TrafficSelector getArpReplySelectorForVxlan(InstancePort port) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 572 | return getArpReplySelectorForVnet(port, VXLAN); |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 573 | } |
| 574 | |
| 575 | // a helper method |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 576 | private TrafficSelector getArpReplySelectorForGre(InstancePort port) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 577 | return getArpReplySelectorForVnet(port, GRE); |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 578 | } |
| 579 | |
| 580 | // a helper method |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 581 | private TrafficSelector getArpReplySelectorForGeneve(InstancePort port) { |
| 582 | return getArpReplySelectorForVnet(port, GENEVE); |
| 583 | } |
| 584 | |
| 585 | // a helper method |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 586 | private TrafficSelector getArpReplySelectorForVlan(InstancePort port) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 587 | return getArpReplySelectorForVnet(port, VLAN); |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 588 | } |
| 589 | |
| 590 | // a helper method |
| 591 | private TrafficSelector getArpReplySelectorForVnet(InstancePort port, |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 592 | Type type) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 593 | |
| 594 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder(); |
| 595 | |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 596 | if (type == VLAN) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 597 | String segId = osNetworkService.network(port.networkId()).getProviderSegID(); |
| 598 | sBuilder.matchVlanId(VlanId.vlanId(segId)); |
| 599 | } |
| 600 | |
| 601 | return sBuilder |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 602 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 603 | .matchArpOp(ARP.OP_REPLY) |
| 604 | .matchArpTpa(port.ipAddress().getIp4Address()) |
| 605 | .matchArpTha(port.macAddress()) |
| 606 | .build(); |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 607 | } |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 608 | |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 609 | // a helper method |
| 610 | private void setLocalArpReplyTreatmentForVxlan(TrafficSelector selector, |
| 611 | InstancePort port, |
| 612 | boolean install) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 613 | setLocalArpReplyTreatmentForVnet(selector, port, VXLAN, install); |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 614 | } |
| 615 | |
| 616 | // a helper method |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 617 | private void setLocalArpReplyTreatmentForGre(TrafficSelector selector, |
| 618 | InstancePort port, |
| 619 | boolean install) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 620 | setLocalArpReplyTreatmentForVnet(selector, port, GRE, install); |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 621 | } |
| 622 | |
| 623 | // a helper method |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 624 | private void setLocalArpReplyTreatmentForGeneve(TrafficSelector selector, |
| 625 | InstancePort port, |
| 626 | boolean install) { |
| 627 | setLocalArpReplyTreatmentForVnet(selector, port, GENEVE, install); |
| 628 | } |
| 629 | |
| 630 | // a helper method |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 631 | private void setLocalArpReplyTreatmentForVlan(TrafficSelector selector, |
| 632 | InstancePort port, |
| 633 | boolean install) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 634 | setLocalArpReplyTreatmentForVnet(selector, port, VLAN, install); |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 635 | } |
| 636 | |
| 637 | // a helper method |
| 638 | private void setLocalArpReplyTreatmentForVnet(TrafficSelector selector, |
| 639 | InstancePort port, |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 640 | Type type, |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 641 | boolean install) { |
| 642 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder(); |
| 643 | |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 644 | if (type == VLAN) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 645 | tBuilder.popVlan(); |
| 646 | } |
| 647 | |
| 648 | tBuilder.setOutput(port.portNumber()); |
| 649 | |
| 650 | osFlowRuleService.setRule( |
| 651 | appId, |
| 652 | port.deviceId(), |
| 653 | selector, |
| 654 | tBuilder.build(), |
| 655 | PRIORITY_ARP_REPLY_RULE, |
| 656 | ARP_TABLE, |
| 657 | install |
| 658 | ); |
| 659 | } |
| 660 | |
| 661 | // a helper method |
| 662 | private void setLocalArpRequestTreatmentForVlan(TrafficSelector selector, |
| 663 | InstancePort port, |
| 664 | boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 665 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 666 | .popVlan() |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 667 | .setOutput(port.portNumber()) |
| 668 | .build(); |
| 669 | |
| 670 | osFlowRuleService.setRule( |
| 671 | appId, |
| 672 | port.deviceId(), |
| 673 | selector, |
| 674 | treatment, |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 675 | PRIORITY_ARP_REQUEST_RULE, |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 676 | ARP_TABLE, |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 677 | install |
| 678 | ); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 679 | } |
| 680 | |
| 681 | // a helper method |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 682 | private void setRemoteArpTreatmentForTunnel(TrafficSelector selector, |
| 683 | InstancePort port, |
| 684 | OpenstackNode localNode, |
| 685 | boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 686 | for (OpenstackNode remoteNode : osNodeService.completeNodes(COMPUTE)) { |
| 687 | if (!remoteNode.intgBridge().equals(port.deviceId())) { |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 688 | |
| 689 | PortNumber portNum = tunnelPortNumByNetId(port.networkId(), |
| 690 | osNetworkService, remoteNode); |
| 691 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 692 | TrafficTreatment treatmentToRemote = DefaultTrafficTreatment.builder() |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 693 | .extension(buildExtension( |
| 694 | deviceService, |
| 695 | remoteNode.intgBridge(), |
| 696 | localNode.dataIp().getIp4Address()), |
| 697 | remoteNode.intgBridge()) |
| 698 | .setOutput(portNum) |
| 699 | .build(); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 700 | |
| 701 | osFlowRuleService.setRule( |
| 702 | appId, |
| 703 | remoteNode.intgBridge(), |
| 704 | selector, |
| 705 | treatmentToRemote, |
| 706 | PRIORITY_ARP_REQUEST_RULE, |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 707 | ARP_TABLE, |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 708 | install |
| 709 | ); |
| 710 | } |
| 711 | } |
| 712 | } |
| 713 | |
| 714 | // a helper method |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 715 | private void setRemoteArpRequestTreatmentForVlan(TrafficSelector selector, |
| 716 | InstancePort port, |
| 717 | boolean install) { |
| 718 | setRemoteArpTreatmentForVlan(selector, port, ARP.OP_REQUEST, install); |
| 719 | } |
| 720 | |
| 721 | // a helper method |
| 722 | private void setRemoteArpReplyTreatmentForVlan(TrafficSelector selector, |
| 723 | InstancePort port, |
| 724 | boolean install) { |
| 725 | setRemoteArpTreatmentForVlan(selector, port, ARP.OP_REPLY, install); |
| 726 | } |
| 727 | |
| 728 | // a helper method |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 729 | private void setRemoteArpTreatmentForVlan(TrafficSelector selector, |
| 730 | InstancePort port, |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 731 | short arpOp, |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 732 | boolean install) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 733 | |
| 734 | int priority; |
| 735 | if (arpOp == ARP.OP_REQUEST) { |
| 736 | priority = PRIORITY_ARP_REQUEST_RULE; |
| 737 | } else if (arpOp == ARP.OP_REPLY) { |
| 738 | priority = PRIORITY_ARP_REPLY_RULE; |
| 739 | } else { |
| 740 | // if ARP op does not match with any operation mode, we simply |
| 741 | // configure the ARP request rule priority |
| 742 | priority = PRIORITY_ARP_REQUEST_RULE; |
| 743 | } |
| 744 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 745 | for (OpenstackNode remoteNode : osNodeService.completeNodes(COMPUTE)) { |
Jian Li | 5ecfd1a | 2018-12-10 11:41:03 +0900 | [diff] [blame] | 746 | if (!remoteNode.intgBridge().equals(port.deviceId()) && |
| 747 | remoteNode.vlanIntf() != null) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 748 | TrafficTreatment treatmentToRemote = DefaultTrafficTreatment.builder() |
| 749 | .setOutput(remoteNode.vlanPortNum()) |
| 750 | .build(); |
| 751 | |
| 752 | osFlowRuleService.setRule( |
| 753 | appId, |
| 754 | remoteNode.intgBridge(), |
| 755 | selector, |
| 756 | treatmentToRemote, |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 757 | priority, |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 758 | ARP_TABLE, |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 759 | install); |
| 760 | } |
| 761 | } |
| 762 | } |
| 763 | |
| 764 | /** |
| 765 | * Extracts properties from the component configuration context. |
| 766 | * |
| 767 | * @param context the component context |
| 768 | */ |
| 769 | private void readComponentConfiguration(ComponentContext context) { |
| 770 | Dictionary<?, ?> properties = context.getProperties(); |
| 771 | |
| 772 | String updatedMac = Tools.get(properties, GATEWAY_MAC); |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 773 | gatewayMac = updatedMac != null ? updatedMac : GATEWAY_MAC_DEFAULT; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 774 | log.info("Configured. Gateway MAC is {}", gatewayMac); |
| 775 | } |
| 776 | |
| 777 | /** |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 778 | * An internal packet processor which processes ARP request, and results in |
| 779 | * packet-out ARP reply. |
| 780 | */ |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 781 | private class InternalPacketProcessor implements PacketProcessor { |
| 782 | |
| 783 | @Override |
| 784 | public void process(PacketContext context) { |
| 785 | if (context.isHandled()) { |
| 786 | return; |
| 787 | } |
| 788 | |
| 789 | Ethernet ethPacket = context.inPacket().parsed(); |
| 790 | if (ethPacket == null || ethPacket.getEtherType() != Ethernet.TYPE_ARP) { |
| 791 | return; |
| 792 | } |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 793 | |
| 794 | eventExecutor.execute(() -> processPacketIn(context, ethPacket)); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 795 | } |
| 796 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 797 | |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame^] | 798 | private void setBaseVnetArpRuleForBroadcastMode(OpenstackNode osNode, |
| 799 | String segId, |
| 800 | boolean isTunnel, |
| 801 | boolean install) { |
| 802 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 803 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 804 | .matchArpOp(ARP.OP_REQUEST); |
| 805 | |
| 806 | if (isTunnel) { |
| 807 | sBuilder.matchTunnelId(Long.valueOf(segId)); |
| 808 | } else { |
| 809 | sBuilder.matchVlanId(VlanId.vlanId(segId)); |
| 810 | } |
| 811 | |
| 812 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 813 | .setOutput(PortNumber.FLOOD) |
| 814 | .build(); |
| 815 | |
| 816 | osFlowRuleService.setRule( |
| 817 | appId, |
| 818 | osNode.intgBridge(), |
| 819 | sBuilder.build(), |
| 820 | treatment, |
| 821 | PRIORITY_ARP_FLOOD_RULE, |
| 822 | ARP_TABLE, |
| 823 | install |
| 824 | ); |
| 825 | } |
| 826 | |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 827 | /** |
| 828 | * An internal network listener which listens to openstack network event, |
| 829 | * manages the gateway collection and installs flow rule that handles |
| 830 | * ARP request in data plane. |
| 831 | */ |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 832 | private class InternalOpenstackNetworkListener implements OpenstackNetworkListener { |
| 833 | |
| 834 | @Override |
| 835 | public boolean isRelevant(OpenstackNetworkEvent event) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 836 | Network network = event.subject(); |
Jian Li | bb4f541 | 2018-04-12 09:48:50 +0900 | [diff] [blame] | 837 | |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 838 | if (network == null) { |
| 839 | log.warn("Network is not specified."); |
| 840 | return false; |
| 841 | } else { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 842 | return network.getProviderSegID() != null; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 843 | } |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 844 | } |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 845 | |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 846 | private boolean isRelevantHelper() { |
| 847 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 848 | } |
| 849 | |
| 850 | @Override |
| 851 | public void event(OpenstackNetworkEvent event) { |
| 852 | switch (event.type()) { |
| 853 | case OPENSTACK_SUBNET_CREATED: |
| 854 | case OPENSTACK_SUBNET_UPDATED: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 855 | eventExecutor.execute(() -> processSubnetCreation(event)); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 856 | break; |
| 857 | case OPENSTACK_SUBNET_REMOVED: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 858 | eventExecutor.execute(() -> processSubnetRemoval(event)); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 859 | break; |
| 860 | case OPENSTACK_NETWORK_CREATED: |
| 861 | case OPENSTACK_NETWORK_UPDATED: |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame^] | 862 | eventExecutor.execute(() -> processNetworkCreation(event)); |
| 863 | break; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 864 | case OPENSTACK_NETWORK_REMOVED: |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame^] | 865 | eventExecutor.execute(() -> processNetworkRemoval(event)); |
| 866 | break; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 867 | case OPENSTACK_PORT_CREATED: |
| 868 | case OPENSTACK_PORT_UPDATED: |
| 869 | case OPENSTACK_PORT_REMOVED: |
| 870 | default: |
| 871 | // do nothing for the other events |
| 872 | break; |
| 873 | } |
| 874 | } |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 875 | |
| 876 | private void processSubnetCreation(OpenstackNetworkEvent event) { |
| 877 | if (!isRelevantHelper()) { |
| 878 | return; |
| 879 | } |
| 880 | |
| 881 | setFakeGatewayArpRule(event.subnet(), event.subject(), |
| 882 | true, null); |
| 883 | } |
| 884 | |
| 885 | private void processSubnetRemoval(OpenstackNetworkEvent event) { |
| 886 | if (!isRelevantHelper()) { |
| 887 | return; |
| 888 | } |
| 889 | |
| 890 | setFakeGatewayArpRule(event.subnet(), event.subject(), |
| 891 | false, null); |
| 892 | } |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame^] | 893 | |
| 894 | private void processNetworkCreation(OpenstackNetworkEvent event) { |
| 895 | if (!isRelevantHelper()) { |
| 896 | return; |
| 897 | } |
| 898 | |
| 899 | setVnetArpRule(event.subject(), true); |
| 900 | } |
| 901 | |
| 902 | private void processNetworkRemoval(OpenstackNetworkEvent event) { |
| 903 | if (!isRelevantHelper()) { |
| 904 | return; |
| 905 | } |
| 906 | |
| 907 | setVnetArpRule(event.subject(), false); |
| 908 | } |
| 909 | |
| 910 | private void setVnetArpRule(Network network, boolean install) { |
| 911 | String netId = network.getId(); |
| 912 | NetworkType netType = network.getNetworkType(); |
| 913 | |
| 914 | if (netType != NetworkType.LOCAL && netType != NetworkType.FLAT |
| 915 | && netType != NetworkType.VLAN) { |
| 916 | String segId = osNetworkService.segmentId(netId); |
| 917 | osNodeService.completeNodes(COMPUTE) |
| 918 | .forEach(node -> setBaseVnetArpRuleForBroadcastMode( |
| 919 | node, segId, true, install)); |
| 920 | } |
| 921 | if (netType == NetworkType.VLAN) { |
| 922 | String segId = osNetworkService.segmentId(netId); |
| 923 | osNodeService.completeNodes(COMPUTE) |
| 924 | .forEach(node -> setBaseVnetArpRuleForBroadcastMode( |
| 925 | node, segId, false, install)); |
| 926 | } |
| 927 | } |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 928 | } |
| 929 | |
| 930 | /** |
| 931 | * An internal openstack node listener which is used for listening openstack |
| 932 | * node activity. As long as a node is in complete state, we will install |
| 933 | * default ARP rule to handle ARP request. |
| 934 | */ |
| 935 | private class InternalNodeEventListener implements OpenstackNodeListener { |
Jian Li | fb64d88 | 2018-11-27 10:57:40 +0900 | [diff] [blame] | 936 | @Override |
| 937 | public boolean isRelevant(OpenstackNodeEvent event) { |
| 938 | return event.subject().type() == COMPUTE; |
| 939 | } |
| 940 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 941 | private boolean isRelevantHelper() { |
| 942 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 943 | } |
| 944 | |
| 945 | @Override |
| 946 | public void event(OpenstackNodeEvent event) { |
| 947 | OpenstackNode osNode = event.subject(); |
| 948 | switch (event.type()) { |
| 949 | case OPENSTACK_NODE_COMPLETE: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 950 | eventExecutor.execute(() -> processNodeCompletion(osNode)); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 951 | break; |
| 952 | case OPENSTACK_NODE_INCOMPLETE: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 953 | eventExecutor.execute(() -> processNodeIncompletion(osNode)); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 954 | break; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 955 | default: |
| 956 | break; |
| 957 | } |
| 958 | } |
| 959 | |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 960 | private void processNodeCompletion(OpenstackNode osNode) { |
| 961 | if (!isRelevantHelper()) { |
| 962 | return; |
| 963 | } |
| 964 | |
| 965 | setDefaultArpRule(osNode, true); |
| 966 | setAllArpRules(osNode, true); |
| 967 | } |
| 968 | |
| 969 | private void processNodeIncompletion(OpenstackNode osNode) { |
| 970 | if (!isRelevantHelper()) { |
| 971 | return; |
| 972 | } |
| 973 | |
| 974 | setDefaultArpRule(osNode, false); |
| 975 | setAllArpRules(osNode, false); |
| 976 | } |
| 977 | |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 978 | private void setDefaultArpRule(OpenstackNode osNode, boolean install) { |
Jian Li | bcc4228 | 2018-09-13 20:59:34 +0900 | [diff] [blame] | 979 | |
| 980 | if (getArpMode() == null) { |
| 981 | return; |
| 982 | } |
| 983 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 984 | switch (getArpMode()) { |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 985 | case ARP_PROXY_MODE: |
| 986 | setDefaultArpRuleForProxyMode(osNode, install); |
| 987 | break; |
| 988 | case ARP_BROADCAST_MODE: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 989 | processDefaultArpRuleForBroadcastMode(osNode, install); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 990 | break; |
| 991 | default: |
| 992 | log.warn("Invalid ARP mode {}. Please use either " + |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 993 | "broadcast or proxy mode.", getArpMode()); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 994 | break; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 995 | } |
| 996 | } |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 997 | |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 998 | private void processDefaultArpRuleForBroadcastMode(OpenstackNode osNode, |
| 999 | boolean install) { |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame^] | 1000 | setVnetArpRuleForBroadcastMode(osNode, install); |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1001 | |
| 1002 | // we do not add fake gateway ARP rules for FLAT network |
| 1003 | // ARP packets generated by FLAT typed VM should not be |
| 1004 | // delegated to switch to handle |
| 1005 | osNetworkService.subnets().stream().filter(subnet -> |
| 1006 | osNetworkService.network(subnet.getNetworkId()) != null && |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 1007 | osNetworkService.networkType(subnet.getNetworkId()) != FLAT) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1008 | .forEach(subnet -> { |
| 1009 | String netId = subnet.getNetworkId(); |
| 1010 | Network net = osNetworkService.network(netId); |
| 1011 | setFakeGatewayArpRule(subnet, net, install, osNode); |
| 1012 | }); |
| 1013 | } |
| 1014 | |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1015 | private void setDefaultArpRuleForProxyMode(OpenstackNode osNode, boolean install) { |
| 1016 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 1017 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 1018 | .build(); |
| 1019 | |
| 1020 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 1021 | .punt() |
| 1022 | .build(); |
| 1023 | |
| 1024 | osFlowRuleService.setRule( |
| 1025 | appId, |
| 1026 | osNode.intgBridge(), |
| 1027 | selector, |
| 1028 | treatment, |
| 1029 | PRIORITY_ARP_CONTROL_RULE, |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 1030 | ARP_TABLE, |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1031 | install |
| 1032 | ); |
| 1033 | } |
| 1034 | |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame^] | 1035 | private void setVnetArpRuleForBroadcastMode(OpenstackNode osNode, boolean install) { |
| 1036 | Set<String> netIds = osNetworkService.networks().stream() |
| 1037 | .map(IdEntity::getId).collect(Collectors.toSet()); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1038 | |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame^] | 1039 | netIds.stream() |
| 1040 | .filter(nid -> osNetworkService.networkType(nid) == VXLAN || |
| 1041 | osNetworkService.networkType(nid) == GRE || |
| 1042 | osNetworkService.networkType(nid) == GENEVE) |
| 1043 | .forEach(nid -> { |
| 1044 | String segId = osNetworkService.segmentId(nid); |
| 1045 | setBaseVnetArpRuleForBroadcastMode(osNode, segId, true, install); |
| 1046 | }); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1047 | |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame^] | 1048 | netIds.stream() |
| 1049 | .filter(nid -> osNetworkService.networkType(nid) == VLAN) |
| 1050 | .forEach(nid -> { |
| 1051 | String segId = osNetworkService.segmentId(nid); |
| 1052 | setBaseVnetArpRuleForBroadcastMode(osNode, segId, false, install); |
| 1053 | }); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1054 | } |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 1055 | |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame^] | 1056 | |
| 1057 | |
Jian Li | 5b66ce0 | 2018-07-09 22:43:54 +0900 | [diff] [blame] | 1058 | private void setAllArpRules(OpenstackNode osNode, boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 1059 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 5b66ce0 | 2018-07-09 22:43:54 +0900 | [diff] [blame] | 1060 | instancePortService.instancePorts().stream() |
Jian Li | c240359 | 2018-07-18 12:56:45 +0900 | [diff] [blame] | 1061 | .filter(p -> p.state() == ACTIVE) |
Jian Li | 5b66ce0 | 2018-07-09 22:43:54 +0900 | [diff] [blame] | 1062 | .filter(p -> p.deviceId().equals(osNode.intgBridge())) |
| 1063 | .forEach(p -> { |
| 1064 | setArpRequestRule(p, install); |
| 1065 | setArpReplyRule(p, install); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 1066 | }); |
| 1067 | } |
| 1068 | } |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1069 | } |
| 1070 | |
| 1071 | /** |
| 1072 | * An internal instance port listener which listens the port events generated |
| 1073 | * from VM. When ARP a host which located in a remote compute node, we specify |
| 1074 | * both ARP OP mode as REQUEST and Target Protocol Address (TPA) with |
| 1075 | * host IP address. When ARP a host which located in a local compute node, |
| 1076 | * we specify only ARP OP mode as REQUEST. |
| 1077 | */ |
| 1078 | private class InternalInstancePortListener implements InstancePortListener { |
| 1079 | |
| 1080 | @Override |
| 1081 | public boolean isRelevant(InstancePortEvent event) { |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 1082 | return ARP_BROADCAST_MODE.equals(getArpMode()); |
| 1083 | } |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1084 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 1085 | private boolean isRelevantHelper(InstancePortEvent event) { |
| 1086 | return mastershipService.isLocalMaster(event.subject().deviceId()); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1087 | } |
| 1088 | |
| 1089 | @Override |
| 1090 | public void event(InstancePortEvent event) { |
| 1091 | switch (event.type()) { |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1092 | case OPENSTACK_INSTANCE_PORT_DETECTED: |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 1093 | case OPENSTACK_INSTANCE_PORT_UPDATED: |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 1094 | case OPENSTACK_INSTANCE_MIGRATION_STARTED: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1095 | eventExecutor.execute(() -> processInstanceMigrationStart(event)); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1096 | break; |
| 1097 | case OPENSTACK_INSTANCE_PORT_VANISHED: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1098 | eventExecutor.execute(() -> processInstanceRemoval(event)); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1099 | break; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 1100 | case OPENSTACK_INSTANCE_MIGRATION_ENDED: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1101 | eventExecutor.execute(() -> processInstanceMigrationEnd(event)); |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 1102 | break; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1103 | default: |
| 1104 | break; |
| 1105 | } |
| 1106 | } |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1107 | |
| 1108 | private void processInstanceMigrationStart(InstancePortEvent event) { |
| 1109 | if (!isRelevantHelper(event)) { |
| 1110 | return; |
| 1111 | } |
| 1112 | |
| 1113 | setArpRequestRule(event.subject(), true); |
| 1114 | setArpReplyRule(event.subject(), true); |
| 1115 | } |
| 1116 | |
| 1117 | private void processInstanceMigrationEnd(InstancePortEvent event) { |
| 1118 | if (!isRelevantHelper(event)) { |
| 1119 | return; |
| 1120 | } |
| 1121 | |
| 1122 | InstancePort revisedInstPort = swapStaleLocation(event.subject()); |
| 1123 | setArpRequestRule(revisedInstPort, false); |
| 1124 | } |
| 1125 | |
| 1126 | private void processInstanceRemoval(InstancePortEvent event) { |
| 1127 | if (!isRelevantHelper(event)) { |
| 1128 | return; |
| 1129 | } |
| 1130 | |
| 1131 | setArpRequestRule(event.subject(), false); |
| 1132 | setArpReplyRule(event.subject(), false); |
| 1133 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 1134 | } |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 1135 | } |