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 | |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 18 | import com.google.common.collect.Lists; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 19 | import org.onlab.packet.ARP; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 20 | import org.onlab.packet.EthType; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 21 | import org.onlab.packet.Ethernet; |
| 22 | import org.onlab.packet.Ip4Address; |
| 23 | import org.onlab.packet.IpAddress; |
| 24 | import org.onlab.packet.MacAddress; |
Daniel Park | 8a9220f | 2018-11-19 18:58:35 +0900 | [diff] [blame] | 25 | import org.onlab.packet.VlanId; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 26 | import org.onlab.util.Tools; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 27 | import org.onosproject.cfg.ComponentConfigService; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 28 | import org.onosproject.cfg.ConfigProperty; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 29 | import org.onosproject.cluster.ClusterService; |
| 30 | import org.onosproject.cluster.LeadershipService; |
| 31 | import org.onosproject.cluster.NodeId; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 32 | import org.onosproject.core.ApplicationId; |
| 33 | import org.onosproject.core.CoreService; |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 34 | import org.onosproject.core.GroupId; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 35 | import org.onosproject.mastership.MastershipService; |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 36 | import org.onosproject.net.Device; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 37 | import org.onosproject.net.PortNumber; |
| 38 | import org.onosproject.net.device.DeviceService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 39 | import org.onosproject.net.flow.DefaultTrafficSelector; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 40 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 41 | import org.onosproject.net.flow.TrafficSelector; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 42 | import org.onosproject.net.flow.TrafficTreatment; |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 43 | import org.onosproject.net.group.GroupBucket; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 44 | import org.onosproject.net.packet.DefaultOutboundPacket; |
| 45 | import org.onosproject.net.packet.PacketContext; |
| 46 | import org.onosproject.net.packet.PacketProcessor; |
| 47 | import org.onosproject.net.packet.PacketService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 48 | import org.onosproject.openstacknetworking.api.InstancePort; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 49 | import org.onosproject.openstacknetworking.api.InstancePortEvent; |
| 50 | import org.onosproject.openstacknetworking.api.InstancePortListener; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 51 | import org.onosproject.openstacknetworking.api.InstancePortService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 52 | import org.onosproject.openstacknetworking.api.OpenstackFlowRuleService; |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 53 | import org.onosproject.openstacknetworking.api.OpenstackGroupRuleService; |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 54 | import org.onosproject.openstacknetworking.api.OpenstackNetwork.Type; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 55 | import org.onosproject.openstacknetworking.api.OpenstackNetworkEvent; |
| 56 | import org.onosproject.openstacknetworking.api.OpenstackNetworkListener; |
| 57 | import org.onosproject.openstacknetworking.api.OpenstackNetworkService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 58 | import org.onosproject.openstacknode.api.OpenstackNode; |
| 59 | import org.onosproject.openstacknode.api.OpenstackNodeEvent; |
| 60 | import org.onosproject.openstacknode.api.OpenstackNodeListener; |
| 61 | import org.onosproject.openstacknode.api.OpenstackNodeService; |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 62 | import org.openstack4j.model.common.IdEntity; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 63 | import org.openstack4j.model.network.Network; |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 64 | import org.openstack4j.model.network.NetworkType; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 65 | import org.openstack4j.model.network.Subnet; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 66 | import org.osgi.service.component.ComponentContext; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 67 | import org.osgi.service.component.annotations.Activate; |
| 68 | import org.osgi.service.component.annotations.Component; |
| 69 | import org.osgi.service.component.annotations.Deactivate; |
| 70 | import org.osgi.service.component.annotations.Modified; |
| 71 | import org.osgi.service.component.annotations.Reference; |
| 72 | import org.osgi.service.component.annotations.ReferenceCardinality; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 73 | import org.slf4j.Logger; |
| 74 | import org.slf4j.LoggerFactory; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 75 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 76 | import java.nio.ByteBuffer; |
| 77 | import java.util.Dictionary; |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 78 | import java.util.List; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 79 | import java.util.Objects; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 80 | import java.util.Set; |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 81 | import java.util.concurrent.ExecutorService; |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 82 | import java.util.stream.Collectors; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 83 | |
| 84 | import static com.google.common.base.Preconditions.checkNotNull; |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 85 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 86 | import static org.onlab.util.Tools.groupedThreads; |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 87 | import static org.onosproject.net.group.GroupDescription.Type.ALL; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 88 | import static org.onosproject.openstacknetworking.api.Constants.ARP_BROADCAST_MODE; |
| 89 | import static org.onosproject.openstacknetworking.api.Constants.ARP_PROXY_MODE; |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 90 | import static org.onosproject.openstacknetworking.api.Constants.ARP_TABLE; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 91 | import static org.onosproject.openstacknetworking.api.Constants.OPENSTACK_NETWORKING_APP_ID; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 92 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_CONTROL_RULE; |
| 93 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_GATEWAY_RULE; |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 94 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_GROUP_RULE; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 95 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_REPLY_RULE; |
| 96 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_REQUEST_RULE; |
Jian Li | c240359 | 2018-07-18 12:56:45 +0900 | [diff] [blame] | 97 | import static org.onosproject.openstacknetworking.api.InstancePort.State.ACTIVE; |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 98 | import static org.onosproject.openstacknetworking.api.OpenstackNetwork.Type.FLAT; |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 99 | import static org.onosproject.openstacknetworking.api.OpenstackNetwork.Type.GENEVE; |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 100 | import static org.onosproject.openstacknetworking.api.OpenstackNetwork.Type.GRE; |
| 101 | import static org.onosproject.openstacknetworking.api.OpenstackNetwork.Type.VLAN; |
| 102 | import static org.onosproject.openstacknetworking.api.OpenstackNetwork.Type.VXLAN; |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 103 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.ARP_MODE; |
| 104 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.ARP_MODE_DEFAULT; |
| 105 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.GATEWAY_MAC; |
| 106 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.GATEWAY_MAC_DEFAULT; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 107 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getPropertyValue; |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 108 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.swapStaleLocation; |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 109 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.tunnelPortNumByNetId; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 110 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildExtension; |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 111 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildGroupBucket; |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 112 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildMoveArpShaToThaExtension; |
| 113 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildMoveArpSpaToTpaExtension; |
| 114 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildMoveEthSrcToDstExtension; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 115 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.COMPUTE; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 116 | |
| 117 | /** |
| 118 | * Handles ARP packet from VMs. |
| 119 | */ |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 120 | @Component( |
| 121 | immediate = true, |
| 122 | property = { |
| 123 | GATEWAY_MAC + "=" + GATEWAY_MAC_DEFAULT, |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 124 | ARP_MODE + "=" + ARP_MODE_DEFAULT |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 125 | } |
| 126 | ) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 127 | public class OpenstackSwitchingArpHandler { |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 128 | |
| 129 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 130 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 131 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 132 | protected CoreService coreService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 133 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 134 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 135 | protected PacketService packetService; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 136 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 137 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 138 | protected OpenstackFlowRuleService osFlowRuleService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 139 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 140 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 141 | protected OpenstackGroupRuleService osGroupRuleService; |
| 142 | |
| 143 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 144 | protected ComponentConfigService configService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 145 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 146 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 147 | protected ClusterService clusterService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 148 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 149 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 150 | protected LeadershipService leadershipService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 151 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 152 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 153 | protected DeviceService deviceService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 154 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 155 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 156 | protected MastershipService mastershipService; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 157 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 158 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 159 | protected InstancePortService instancePortService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 160 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 161 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 162 | protected OpenstackNetworkService osNetworkService; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 163 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 164 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 165 | protected OpenstackNodeService osNodeService; |
| 166 | |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 167 | /** Fake MAC address for virtual network subnet gateway. */ |
| 168 | private String gatewayMac = GATEWAY_MAC_DEFAULT; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 169 | |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 170 | /** ARP processing mode, broadcast | proxy (default). */ |
| 171 | protected String arpMode = ARP_MODE_DEFAULT; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 172 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 173 | private final InternalPacketProcessor packetProcessor = new InternalPacketProcessor(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 174 | private final InternalOpenstackNetworkListener osNetworkListener = |
| 175 | new InternalOpenstackNetworkListener(); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 176 | private final InstancePortListener instancePortListener = new InternalInstancePortListener(); |
| 177 | private final OpenstackNodeListener osNodeListener = new InternalNodeEventListener(); |
| 178 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 179 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 180 | groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
| 181 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 182 | |
| 183 | private ApplicationId appId; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 184 | private NodeId localNodeId; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 185 | |
| 186 | @Activate |
Ray Milkey | 9c9cde4 | 2018-01-12 14:22:06 -0800 | [diff] [blame] | 187 | void activate() { |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 188 | appId = coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 189 | configService.registerProperties(getClass()); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 190 | localNodeId = clusterService.getLocalNode().id(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 191 | osNetworkService.addListener(osNetworkListener); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 192 | osNodeService.addListener(osNodeListener); |
| 193 | leadershipService.runForLeadership(appId.name()); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 194 | packetService.addProcessor(packetProcessor, PacketProcessor.director(0)); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 195 | |
| 196 | instancePortService.addListener(instancePortListener); |
| 197 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 198 | log.info("Started"); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 199 | } |
| 200 | |
| 201 | @Deactivate |
Ray Milkey | 9c9cde4 | 2018-01-12 14:22:06 -0800 | [diff] [blame] | 202 | void deactivate() { |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 203 | packetService.removeProcessor(packetProcessor); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 204 | osNetworkService.removeListener(osNetworkListener); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 205 | osNodeService.removeListener(osNodeListener); |
| 206 | instancePortService.removeListener(instancePortListener); |
| 207 | leadershipService.withdraw(appId.name()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 208 | configService.unregisterProperties(getClass(), false); |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 209 | eventExecutor.shutdown(); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 210 | |
| 211 | log.info("Stopped"); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 212 | } |
| 213 | |
| 214 | @Modified |
Ray Milkey | 9c9cde4 | 2018-01-12 14:22:06 -0800 | [diff] [blame] | 215 | void modified(ComponentContext context) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 216 | readComponentConfiguration(context); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 217 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 218 | log.info("Modified"); |
| 219 | } |
| 220 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 221 | private String getArpMode() { |
| 222 | Set<ConfigProperty> properties = configService.getProperties(this.getClass().getName()); |
| 223 | return getPropertyValue(properties, ARP_MODE); |
| 224 | } |
| 225 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 226 | /** |
| 227 | * Processes ARP request packets. |
| 228 | * It checks if the target IP is owned by a known host first and then ask to |
| 229 | * OpenStack if it's not. This ARP proxy does not support overlapping IP. |
| 230 | * |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 231 | * @param context packet context |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 232 | * @param ethPacket ethernet packet |
| 233 | */ |
| 234 | private void processPacketIn(PacketContext context, Ethernet ethPacket) { |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 235 | |
| 236 | // 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] | 237 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 238 | return; |
| 239 | } |
| 240 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 241 | ARP arpPacket = (ARP) ethPacket.getPayload(); |
| 242 | if (arpPacket.getOpCode() != ARP.OP_REQUEST) { |
| 243 | return; |
| 244 | } |
| 245 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 246 | InstancePort srcInstPort = instancePortService.instancePort(ethPacket.getSourceMAC()); |
| 247 | if (srcInstPort == null) { |
| 248 | log.trace("Failed to find source instance port(MAC:{})", |
| 249 | ethPacket.getSourceMAC()); |
| 250 | return; |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 251 | } |
| 252 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 253 | IpAddress targetIp = Ip4Address.valueOf(arpPacket.getTargetProtocolAddress()); |
Daniel Park | 4d7f88b | 2018-09-19 19:03:38 +0900 | [diff] [blame] | 254 | |
Jian Li | ac30e27 | 2018-10-18 23:08:03 +0900 | [diff] [blame] | 255 | MacAddress replyMac = isGatewayIp(targetIp) ? MacAddress.valueOf(gatewayMac) : |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 256 | getMacFromHostOpenstack(targetIp, srcInstPort.networkId()); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 257 | if (replyMac == MacAddress.NONE) { |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 258 | log.trace("Failed to find MAC address for {}", targetIp); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 259 | return; |
| 260 | } |
| 261 | |
| 262 | Ethernet ethReply = ARP.buildArpReply( |
| 263 | targetIp.getIp4Address(), |
| 264 | replyMac, |
| 265 | ethPacket); |
| 266 | |
| 267 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 268 | .setOutput(context.inPacket().receivedFrom().port()) |
| 269 | .build(); |
| 270 | |
| 271 | packetService.emit(new DefaultOutboundPacket( |
| 272 | context.inPacket().receivedFrom().deviceId(), |
| 273 | treatment, |
| 274 | ByteBuffer.wrap(ethReply.serialize()))); |
| 275 | } |
| 276 | |
Jian Li | ac30e27 | 2018-10-18 23:08:03 +0900 | [diff] [blame] | 277 | /** |
| 278 | * Denotes whether the given target IP is gateway IP. |
| 279 | * |
| 280 | * @param targetIp target IP address |
| 281 | * @return true if the given targetIP is gateway IP, false otherwise. |
| 282 | */ |
| 283 | private boolean isGatewayIp(IpAddress targetIp) { |
Daniel Park | 4d7f88b | 2018-09-19 19:03:38 +0900 | [diff] [blame] | 284 | return osNetworkService.subnets().stream() |
Jian Li | ac30e27 | 2018-10-18 23:08:03 +0900 | [diff] [blame] | 285 | .filter(Objects::nonNull) |
| 286 | .filter(subnet -> subnet.getGateway() != null) |
Daniel Park | 4d7f88b | 2018-09-19 19:03:38 +0900 | [diff] [blame] | 287 | .anyMatch(subnet -> subnet.getGateway().equals(targetIp.toString())); |
| 288 | } |
| 289 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 290 | /** |
| 291 | * 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] | 292 | * instance port service. |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 293 | * |
| 294 | * @param targetIp target ip |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 295 | * @param osNetId openstack network id of the source instance port |
| 296 | * @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] | 297 | */ |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 298 | private MacAddress getMacFromHostOpenstack(IpAddress targetIp, String osNetId) { |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 299 | checkNotNull(targetIp); |
| 300 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 301 | InstancePort instPort = instancePortService.instancePort(targetIp, osNetId); |
| 302 | if (instPort != null) { |
| 303 | log.trace("Found MAC from host service for {}", targetIp); |
| 304 | return instPort.macAddress(); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 305 | } else { |
| 306 | return MacAddress.NONE; |
| 307 | } |
| 308 | } |
| 309 | |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 310 | /** |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 311 | * Installs flow rules which convert ARP request packet into ARP reply |
| 312 | * by adding a fake gateway MAC address as Source Hardware Address. |
| 313 | * |
| 314 | * @param osSubnet openstack subnet |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 315 | * @param network openstack network |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 316 | * @param install flag which indicates whether to install rule or remove rule |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 317 | * @param osNode openstack node |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 318 | */ |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 319 | private void setFakeGatewayArpRule(Subnet osSubnet, Network network, |
| 320 | boolean install, OpenstackNode osNode) { |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 321 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 322 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 8e365bd | 2018-10-12 22:09:03 +0900 | [diff] [blame] | 323 | |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 324 | Type netType = osNetworkService.networkType(network.getId()); |
| 325 | |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 326 | String gateway = osSubnet.getGateway(); |
Daniel Park | 6a2d95e | 2018-11-05 18:50:16 +0900 | [diff] [blame] | 327 | if (gateway == null) { |
| 328 | return; |
| 329 | } |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 330 | |
Daniel Park | 8a9220f | 2018-11-19 18:58:35 +0900 | [diff] [blame] | 331 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder(); |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 332 | |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 333 | if (netType == VLAN) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 334 | sBuilder.matchVlanId(VlanId.vlanId(network.getProviderSegID())); |
Jian Li | a299519 | 2019-04-02 14:13:04 +0900 | [diff] [blame] | 335 | |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 336 | } else if (netType == VXLAN || netType == GRE || netType == GENEVE) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 337 | // do not remove fake gateway ARP rules, if there is another gateway |
| 338 | // which has the same subnet that to be removed |
| 339 | // this only occurs if we have duplicated subnets associated with |
| 340 | // different networks |
| 341 | if (!install) { |
| 342 | long numOfDupGws = osNetworkService.subnets().stream() |
| 343 | .filter(s -> !s.getId().equals(osSubnet.getId())) |
| 344 | .filter(s -> s.getGateway() != null) |
| 345 | .filter(s -> s.getGateway().equals(osSubnet.getGateway())) |
| 346 | .count(); |
| 347 | if (numOfDupGws > 0) { |
| 348 | return; |
| 349 | } |
| 350 | } |
Daniel Park | 8a9220f | 2018-11-19 18:58:35 +0900 | [diff] [blame] | 351 | } |
| 352 | |
| 353 | sBuilder.matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 354 | .matchArpOp(ARP.OP_REQUEST) |
| 355 | .matchArpTpa(Ip4Address.valueOf(gateway)); |
| 356 | |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 357 | if (osNode == null) { |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 358 | osNodeService.completeNodes(COMPUTE).forEach(n -> { |
| 359 | Device device = deviceService.getDevice(n.intgBridge()); |
Jian Li | a299519 | 2019-04-02 14:13:04 +0900 | [diff] [blame] | 360 | |
| 361 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder(); |
| 362 | |
| 363 | if (netType == VLAN) { |
| 364 | tBuilder.popVlan(); |
| 365 | } |
| 366 | |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 367 | tBuilder.extension(buildMoveEthSrcToDstExtension(device), device.id()) |
| 368 | .extension(buildMoveArpShaToThaExtension(device), device.id()) |
| 369 | .extension(buildMoveArpSpaToTpaExtension(device), device.id()) |
| 370 | .setArpOp(ARP.OP_REPLY) |
| 371 | .setArpSha(MacAddress.valueOf(gatewayMac)) |
| 372 | .setArpSpa(Ip4Address.valueOf(gateway)) |
Jian Li | 1b5c5fa | 2019-04-24 13:51:28 +0900 | [diff] [blame] | 373 | .setEthSrc(MacAddress.valueOf(gatewayMac)) |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 374 | .setOutput(PortNumber.IN_PORT); |
| 375 | |
| 376 | osFlowRuleService.setRule( |
| 377 | appId, |
| 378 | n.intgBridge(), |
| 379 | sBuilder.build(), |
| 380 | tBuilder.build(), |
| 381 | PRIORITY_ARP_GATEWAY_RULE, |
| 382 | ARP_TABLE, |
| 383 | install |
| 384 | ); |
| 385 | }); |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 386 | } else { |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 387 | Device device = deviceService.getDevice(osNode.intgBridge()); |
Jian Li | a299519 | 2019-04-02 14:13:04 +0900 | [diff] [blame] | 388 | |
| 389 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder(); |
| 390 | |
| 391 | if (netType == VLAN) { |
| 392 | tBuilder.popVlan(); |
| 393 | } |
| 394 | |
Jian Li | 4910c4b | 2019-04-01 18:06:40 +0900 | [diff] [blame] | 395 | tBuilder.extension(buildMoveEthSrcToDstExtension(device), device.id()) |
| 396 | .extension(buildMoveArpShaToThaExtension(device), device.id()) |
| 397 | .extension(buildMoveArpSpaToTpaExtension(device), device.id()) |
| 398 | .setArpOp(ARP.OP_REPLY) |
| 399 | .setArpSha(MacAddress.valueOf(gatewayMac)) |
| 400 | .setArpSpa(Ip4Address.valueOf(gateway)) |
| 401 | .setOutput(PortNumber.IN_PORT); |
| 402 | |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 403 | osFlowRuleService.setRule( |
| 404 | appId, |
| 405 | osNode.intgBridge(), |
Daniel Park | 8a9220f | 2018-11-19 18:58:35 +0900 | [diff] [blame] | 406 | sBuilder.build(), |
| 407 | tBuilder.build(), |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 408 | PRIORITY_ARP_GATEWAY_RULE, |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 409 | ARP_TABLE, |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 410 | install |
| 411 | ); |
| 412 | } |
Daniel Park | 613ac37 | 2018-06-28 14:30:11 +0900 | [diff] [blame] | 413 | } |
| 414 | } |
| 415 | |
| 416 | /** |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 417 | * Installs flow rules to match ARP request packets. |
| 418 | * |
| 419 | * @param port instance port |
| 420 | * @param install installation flag |
| 421 | */ |
| 422 | private void setArpRequestRule(InstancePort port, boolean install) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 423 | Type netType = osNetworkService.networkType(port.networkId()); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 424 | |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 425 | switch (netType) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 426 | case VXLAN: |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 427 | case GRE: |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 428 | case GENEVE: |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 429 | setRemoteArpRequestRuleForTunnel(port, install); |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 430 | setLocalArpRequestRuleForVnet(port, install); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 431 | break; |
| 432 | case VLAN: |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 433 | setArpRequestRuleForVlan(port, install); |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 434 | setLocalArpRequestRuleForVnet(port, install); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 435 | break; |
| 436 | default: |
| 437 | break; |
| 438 | } |
| 439 | } |
| 440 | |
| 441 | /** |
| 442 | * Installs flow rules to match ARP reply packets. |
| 443 | * |
| 444 | * @param port instance port |
| 445 | * @param install installation flag |
| 446 | */ |
| 447 | private void setArpReplyRule(InstancePort port, boolean install) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 448 | Type netType = osNetworkService.networkType(port.networkId()); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 449 | |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 450 | switch (netType) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 451 | case VXLAN: |
| 452 | setArpReplyRuleForVxlan(port, install); |
| 453 | break; |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 454 | case GRE: |
| 455 | setArpReplyRuleForGre(port, install); |
| 456 | break; |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 457 | case GENEVE: |
| 458 | setArpReplyRuleForGeneve(port, install); |
| 459 | break; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 460 | case VLAN: |
| 461 | setArpReplyRuleForVlan(port, install); |
| 462 | break; |
| 463 | default: |
| 464 | break; |
| 465 | } |
| 466 | } |
| 467 | |
| 468 | /** |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 469 | * Installs flow rules at remote node to match ARP request packets for Tunnel. |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 470 | * |
| 471 | * @param port instance port |
| 472 | * @param install installation flag |
| 473 | */ |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 474 | private void setRemoteArpRequestRuleForTunnel(InstancePort port, boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 475 | |
| 476 | OpenstackNode localNode = osNodeService.node(port.deviceId()); |
| 477 | |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 478 | String segId = osNetworkService.segmentId(port.networkId()); |
| 479 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 480 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 481 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 482 | .matchArpOp(ARP.OP_REQUEST) |
| 483 | .matchArpTpa(port.ipAddress().getIp4Address()) |
Jian Li | a405bd3 | 2019-10-04 13:52:12 +0900 | [diff] [blame] | 484 | .matchTunnelId(Long.parseLong(segId)) |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 485 | .build(); |
| 486 | |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 487 | setRemoteArpTreatmentForTunnel(selector, port, localNode, install); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 488 | } |
| 489 | |
| 490 | /** |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 491 | * Installs flow rules at local node to matchA RP request packets for Tunnel. |
| 492 | * |
| 493 | * @param port instance port |
| 494 | * @param install installation flag |
| 495 | */ |
| 496 | private void setLocalArpRequestRuleForVnet(InstancePort port, boolean install) { |
| 497 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder() |
| 498 | .setOutput(port.portNumber()); |
| 499 | |
| 500 | List<GroupBucket> bkts = Lists.newArrayList(); |
| 501 | bkts.add(buildGroupBucket(tBuilder.build(), ALL, (short) -1)); |
| 502 | osGroupRuleService.setBuckets(appId, port.deviceId(), |
| 503 | port.networkId().hashCode(), bkts, install); |
| 504 | } |
| 505 | |
| 506 | /** |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 507 | * Installs flow rules to match ARP request packets for VLAN. |
| 508 | * |
| 509 | * @param port instance port |
| 510 | * @param install installation flag |
| 511 | */ |
| 512 | private void setArpRequestRuleForVlan(InstancePort port, boolean install) { |
| 513 | TrafficSelector selector = getArpRequestSelectorForVlan(port); |
| 514 | |
| 515 | setLocalArpRequestTreatmentForVlan(selector, port, install); |
| 516 | setRemoteArpRequestTreatmentForVlan(selector, port, install); |
| 517 | } |
| 518 | |
| 519 | /** |
| 520 | * Obtains the ARP request selector for VLAN. |
| 521 | * |
| 522 | * @param port instance port |
| 523 | * @return traffic selector |
| 524 | */ |
| 525 | private TrafficSelector getArpRequestSelectorForVlan(InstancePort port) { |
| 526 | String segId = osNetworkService.segmentId(port.networkId()); |
| 527 | |
| 528 | return DefaultTrafficSelector.builder() |
| 529 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 530 | .matchArpOp(ARP.OP_REQUEST) |
| 531 | .matchArpTpa(port.ipAddress().getIp4Address()) |
| 532 | .matchVlanId(VlanId.vlanId(segId)) |
| 533 | .build(); |
| 534 | } |
| 535 | |
| 536 | /** |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 537 | * Installs flow rules to match ARP reply packets only for VxLAN. |
| 538 | * |
| 539 | * @param port instance port |
| 540 | * @param install installation flag |
| 541 | */ |
| 542 | private void setArpReplyRuleForVxlan(InstancePort port, boolean install) { |
| 543 | |
| 544 | OpenstackNode localNode = osNodeService.node(port.deviceId()); |
| 545 | |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 546 | TrafficSelector selector = getArpReplySelectorForVxlan(port); |
| 547 | |
| 548 | setLocalArpReplyTreatmentForVxlan(selector, port, install); |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 549 | setRemoteArpTreatmentForTunnel(selector, port, localNode, install); |
| 550 | } |
| 551 | |
| 552 | /** |
| 553 | * Installs flow rules to match ARP reply packets only for GRE. |
| 554 | * |
| 555 | * @param port instance port |
| 556 | * @param install installation flag |
| 557 | */ |
| 558 | private void setArpReplyRuleForGre(InstancePort port, boolean install) { |
| 559 | |
| 560 | OpenstackNode localNode = osNodeService.node(port.deviceId()); |
| 561 | |
| 562 | TrafficSelector selector = getArpReplySelectorForGre(port); |
| 563 | |
| 564 | setLocalArpReplyTreatmentForGre(selector, port, install); |
| 565 | setRemoteArpTreatmentForTunnel(selector, port, localNode, install); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 566 | } |
| 567 | |
| 568 | /** |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 569 | * Installs flow rules to match ARP reply packets only for GENEVE. |
| 570 | * |
| 571 | * @param port instance port |
| 572 | * @param install installation flag |
| 573 | */ |
| 574 | private void setArpReplyRuleForGeneve(InstancePort port, boolean install) { |
| 575 | |
| 576 | OpenstackNode localNode = osNodeService.node(port.deviceId()); |
| 577 | |
| 578 | TrafficSelector selector = getArpReplySelectorForGeneve(port); |
| 579 | |
| 580 | setLocalArpReplyTreatmentForGeneve(selector, port, install); |
| 581 | setRemoteArpTreatmentForTunnel(selector, port, localNode, install); |
| 582 | } |
| 583 | |
| 584 | /** |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 585 | * Installs flow rules to match ARP reply packets only for VLAN. |
| 586 | * |
| 587 | * @param port instance port |
| 588 | * @param install installation flag |
| 589 | */ |
| 590 | private void setArpReplyRuleForVlan(InstancePort port, boolean install) { |
| 591 | |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 592 | TrafficSelector selector = getArpReplySelectorForVlan(port); |
| 593 | |
| 594 | setLocalArpReplyTreatmentForVlan(selector, port, install); |
| 595 | setRemoteArpReplyTreatmentForVlan(selector, port, install); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 596 | } |
| 597 | |
| 598 | // a helper method |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 599 | private TrafficSelector getArpReplySelectorForVxlan(InstancePort port) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 600 | return getArpReplySelectorForVnet(port, VXLAN); |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 601 | } |
| 602 | |
| 603 | // a helper method |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 604 | private TrafficSelector getArpReplySelectorForGre(InstancePort port) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 605 | return getArpReplySelectorForVnet(port, GRE); |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 606 | } |
| 607 | |
| 608 | // a helper method |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 609 | private TrafficSelector getArpReplySelectorForGeneve(InstancePort port) { |
| 610 | return getArpReplySelectorForVnet(port, GENEVE); |
| 611 | } |
| 612 | |
| 613 | // a helper method |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 614 | private TrafficSelector getArpReplySelectorForVlan(InstancePort port) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 615 | return getArpReplySelectorForVnet(port, VLAN); |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 616 | } |
| 617 | |
| 618 | // a helper method |
| 619 | private TrafficSelector getArpReplySelectorForVnet(InstancePort port, |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 620 | Type type) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 621 | |
| 622 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder(); |
| 623 | |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 624 | if (type == VLAN) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 625 | String segId = osNetworkService.network(port.networkId()).getProviderSegID(); |
| 626 | sBuilder.matchVlanId(VlanId.vlanId(segId)); |
| 627 | } |
| 628 | |
| 629 | return sBuilder |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 630 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 631 | .matchArpOp(ARP.OP_REPLY) |
| 632 | .matchArpTpa(port.ipAddress().getIp4Address()) |
| 633 | .matchArpTha(port.macAddress()) |
| 634 | .build(); |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 635 | } |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 636 | |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 637 | // a helper method |
| 638 | private void setLocalArpReplyTreatmentForVxlan(TrafficSelector selector, |
| 639 | InstancePort port, |
| 640 | boolean install) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 641 | setLocalArpReplyTreatmentForVnet(selector, port, VXLAN, install); |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 642 | } |
| 643 | |
| 644 | // a helper method |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 645 | private void setLocalArpReplyTreatmentForGre(TrafficSelector selector, |
| 646 | InstancePort port, |
| 647 | boolean install) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 648 | setLocalArpReplyTreatmentForVnet(selector, port, GRE, install); |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 649 | } |
| 650 | |
| 651 | // a helper method |
Jian Li | 621f73c | 2018-12-15 01:49:22 +0900 | [diff] [blame] | 652 | private void setLocalArpReplyTreatmentForGeneve(TrafficSelector selector, |
| 653 | InstancePort port, |
| 654 | boolean install) { |
| 655 | setLocalArpReplyTreatmentForVnet(selector, port, GENEVE, install); |
| 656 | } |
| 657 | |
| 658 | // a helper method |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 659 | private void setLocalArpReplyTreatmentForVlan(TrafficSelector selector, |
| 660 | InstancePort port, |
| 661 | boolean install) { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 662 | setLocalArpReplyTreatmentForVnet(selector, port, VLAN, install); |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 663 | } |
| 664 | |
| 665 | // a helper method |
| 666 | private void setLocalArpReplyTreatmentForVnet(TrafficSelector selector, |
| 667 | InstancePort port, |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 668 | Type type, |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 669 | boolean install) { |
| 670 | TrafficTreatment.Builder tBuilder = DefaultTrafficTreatment.builder(); |
| 671 | |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 672 | if (type == VLAN) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 673 | tBuilder.popVlan(); |
| 674 | } |
| 675 | |
| 676 | tBuilder.setOutput(port.portNumber()); |
| 677 | |
| 678 | osFlowRuleService.setRule( |
| 679 | appId, |
| 680 | port.deviceId(), |
| 681 | selector, |
| 682 | tBuilder.build(), |
| 683 | PRIORITY_ARP_REPLY_RULE, |
| 684 | ARP_TABLE, |
| 685 | install |
| 686 | ); |
| 687 | } |
| 688 | |
| 689 | // a helper method |
| 690 | private void setLocalArpRequestTreatmentForVlan(TrafficSelector selector, |
| 691 | InstancePort port, |
| 692 | boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 693 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 694 | .popVlan() |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 695 | .setOutput(port.portNumber()) |
| 696 | .build(); |
| 697 | |
| 698 | osFlowRuleService.setRule( |
| 699 | appId, |
| 700 | port.deviceId(), |
| 701 | selector, |
| 702 | treatment, |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 703 | PRIORITY_ARP_REQUEST_RULE, |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 704 | ARP_TABLE, |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 705 | install |
| 706 | ); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 707 | } |
| 708 | |
| 709 | // a helper method |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 710 | private void setRemoteArpTreatmentForTunnel(TrafficSelector selector, |
| 711 | InstancePort port, |
| 712 | OpenstackNode localNode, |
| 713 | boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 714 | for (OpenstackNode remoteNode : osNodeService.completeNodes(COMPUTE)) { |
| 715 | if (!remoteNode.intgBridge().equals(port.deviceId())) { |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 716 | |
| 717 | PortNumber portNum = tunnelPortNumByNetId(port.networkId(), |
| 718 | osNetworkService, remoteNode); |
| 719 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 720 | TrafficTreatment treatmentToRemote = DefaultTrafficTreatment.builder() |
Jian Li | 2d68c19 | 2018-12-13 15:52:59 +0900 | [diff] [blame] | 721 | .extension(buildExtension( |
| 722 | deviceService, |
| 723 | remoteNode.intgBridge(), |
| 724 | localNode.dataIp().getIp4Address()), |
| 725 | remoteNode.intgBridge()) |
| 726 | .setOutput(portNum) |
| 727 | .build(); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 728 | |
| 729 | osFlowRuleService.setRule( |
| 730 | appId, |
| 731 | remoteNode.intgBridge(), |
| 732 | selector, |
| 733 | treatmentToRemote, |
| 734 | PRIORITY_ARP_REQUEST_RULE, |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 735 | ARP_TABLE, |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 736 | install |
| 737 | ); |
| 738 | } |
| 739 | } |
| 740 | } |
| 741 | |
| 742 | // a helper method |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 743 | private void setRemoteArpRequestTreatmentForVlan(TrafficSelector selector, |
| 744 | InstancePort port, |
| 745 | boolean install) { |
| 746 | setRemoteArpTreatmentForVlan(selector, port, ARP.OP_REQUEST, install); |
| 747 | } |
| 748 | |
| 749 | // a helper method |
| 750 | private void setRemoteArpReplyTreatmentForVlan(TrafficSelector selector, |
| 751 | InstancePort port, |
| 752 | boolean install) { |
| 753 | setRemoteArpTreatmentForVlan(selector, port, ARP.OP_REPLY, install); |
| 754 | } |
| 755 | |
| 756 | // a helper method |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 757 | private void setRemoteArpTreatmentForVlan(TrafficSelector selector, |
| 758 | InstancePort port, |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 759 | short arpOp, |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 760 | boolean install) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 761 | |
| 762 | int priority; |
| 763 | if (arpOp == ARP.OP_REQUEST) { |
| 764 | priority = PRIORITY_ARP_REQUEST_RULE; |
| 765 | } else if (arpOp == ARP.OP_REPLY) { |
| 766 | priority = PRIORITY_ARP_REPLY_RULE; |
| 767 | } else { |
| 768 | // if ARP op does not match with any operation mode, we simply |
| 769 | // configure the ARP request rule priority |
| 770 | priority = PRIORITY_ARP_REQUEST_RULE; |
| 771 | } |
| 772 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 773 | for (OpenstackNode remoteNode : osNodeService.completeNodes(COMPUTE)) { |
Jian Li | 5ecfd1a | 2018-12-10 11:41:03 +0900 | [diff] [blame] | 774 | if (!remoteNode.intgBridge().equals(port.deviceId()) && |
| 775 | remoteNode.vlanIntf() != null) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 776 | TrafficTreatment treatmentToRemote = DefaultTrafficTreatment.builder() |
| 777 | .setOutput(remoteNode.vlanPortNum()) |
| 778 | .build(); |
| 779 | |
| 780 | osFlowRuleService.setRule( |
| 781 | appId, |
| 782 | remoteNode.intgBridge(), |
| 783 | selector, |
| 784 | treatmentToRemote, |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 785 | priority, |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 786 | ARP_TABLE, |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 787 | install); |
| 788 | } |
| 789 | } |
| 790 | } |
| 791 | |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 792 | // a helper method |
| 793 | private void setBaseVnetArpRuleForBroadcastMode(OpenstackNode osNode, |
| 794 | String segId, String netId, |
| 795 | boolean isTunnel, |
| 796 | boolean install) { |
| 797 | |
Jian Li | 13a62a6 | 2020-02-25 05:04:14 +0900 | [diff] [blame] | 798 | if (install) { |
| 799 | processGroupTableRules(osNode, netId, true); |
| 800 | processFlowTableRules(osNode, segId, netId, isTunnel, true); |
| 801 | } else { |
| 802 | processFlowTableRules(osNode, segId, netId, isTunnel, false); |
| 803 | processGroupTableRules(osNode, netId, false); |
| 804 | } |
| 805 | } |
| 806 | |
| 807 | private void processGroupTableRules(OpenstackNode osNode, |
| 808 | String netId, boolean install) { |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 809 | int groupId = netId.hashCode(); |
| 810 | osGroupRuleService.setRule(appId, osNode.intgBridge(), groupId, |
| 811 | ALL, Lists.newArrayList(), install); |
Jian Li | 13a62a6 | 2020-02-25 05:04:14 +0900 | [diff] [blame] | 812 | } |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 813 | |
Jian Li | 13a62a6 | 2020-02-25 05:04:14 +0900 | [diff] [blame] | 814 | private void processFlowTableRules(OpenstackNode osNode, |
| 815 | String segId, String netId, |
| 816 | boolean isTunnel, |
| 817 | boolean install) { |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 818 | TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder() |
| 819 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 820 | .matchArpOp(ARP.OP_REQUEST); |
| 821 | |
| 822 | if (isTunnel) { |
| 823 | sBuilder.matchTunnelId(Long.parseLong(segId)); |
| 824 | } else { |
| 825 | sBuilder.matchVlanId(VlanId.vlanId(segId)); |
| 826 | } |
| 827 | |
| 828 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 829 | .group(GroupId.valueOf(netId.hashCode())) |
| 830 | .build(); |
| 831 | |
| 832 | osFlowRuleService.setRule( |
| 833 | appId, |
| 834 | osNode.intgBridge(), |
| 835 | sBuilder.build(), |
| 836 | treatment, |
| 837 | PRIORITY_ARP_GROUP_RULE, |
| 838 | ARP_TABLE, |
| 839 | install |
| 840 | ); |
| 841 | } |
| 842 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 843 | /** |
| 844 | * Extracts properties from the component configuration context. |
| 845 | * |
| 846 | * @param context the component context |
| 847 | */ |
| 848 | private void readComponentConfiguration(ComponentContext context) { |
| 849 | Dictionary<?, ?> properties = context.getProperties(); |
| 850 | |
| 851 | String updatedMac = Tools.get(properties, GATEWAY_MAC); |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 852 | gatewayMac = updatedMac != null ? updatedMac : GATEWAY_MAC_DEFAULT; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 853 | log.info("Configured. Gateway MAC is {}", gatewayMac); |
| 854 | } |
| 855 | |
| 856 | /** |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 857 | * An internal packet processor which processes ARP request, and results in |
| 858 | * packet-out ARP reply. |
| 859 | */ |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 860 | private class InternalPacketProcessor implements PacketProcessor { |
| 861 | |
| 862 | @Override |
| 863 | public void process(PacketContext context) { |
| 864 | if (context.isHandled()) { |
| 865 | return; |
| 866 | } |
| 867 | |
| 868 | Ethernet ethPacket = context.inPacket().parsed(); |
| 869 | if (ethPacket == null || ethPacket.getEtherType() != Ethernet.TYPE_ARP) { |
| 870 | return; |
| 871 | } |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 872 | |
| 873 | eventExecutor.execute(() -> processPacketIn(context, ethPacket)); |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 874 | } |
| 875 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 876 | |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 877 | /** |
| 878 | * An internal network listener which listens to openstack network event, |
| 879 | * manages the gateway collection and installs flow rule that handles |
| 880 | * ARP request in data plane. |
| 881 | */ |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 882 | private class InternalOpenstackNetworkListener implements OpenstackNetworkListener { |
| 883 | |
| 884 | @Override |
| 885 | public boolean isRelevant(OpenstackNetworkEvent event) { |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 886 | Network network = event.subject(); |
Jian Li | bb4f541 | 2018-04-12 09:48:50 +0900 | [diff] [blame] | 887 | |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 888 | if (network == null) { |
Jian Li | 15a3c2e | 2020-02-25 03:30:20 +0900 | [diff] [blame] | 889 | log.debug("Network is not specified."); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 890 | return false; |
| 891 | } else { |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 892 | return network.getProviderSegID() != null; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 893 | } |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 894 | } |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 895 | |
Jian Li | 5b155bf | 2018-11-21 18:16:26 +0900 | [diff] [blame] | 896 | private boolean isRelevantHelper() { |
| 897 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 898 | } |
| 899 | |
| 900 | @Override |
| 901 | public void event(OpenstackNetworkEvent event) { |
| 902 | switch (event.type()) { |
| 903 | case OPENSTACK_SUBNET_CREATED: |
| 904 | case OPENSTACK_SUBNET_UPDATED: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 905 | eventExecutor.execute(() -> processSubnetCreation(event)); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 906 | break; |
| 907 | case OPENSTACK_SUBNET_REMOVED: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 908 | eventExecutor.execute(() -> processSubnetRemoval(event)); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 909 | break; |
| 910 | case OPENSTACK_NETWORK_CREATED: |
| 911 | case OPENSTACK_NETWORK_UPDATED: |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 912 | eventExecutor.execute(() -> processNetworkCreation(event)); |
| 913 | break; |
Jian Li | 15a3c2e | 2020-02-25 03:30:20 +0900 | [diff] [blame] | 914 | case OPENSTACK_NETWORK_PRE_REMOVED: |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 915 | eventExecutor.execute(() -> processNetworkRemoval(event)); |
| 916 | break; |
Jian Li | 15a3c2e | 2020-02-25 03:30:20 +0900 | [diff] [blame] | 917 | case OPENSTACK_NETWORK_REMOVED: |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 918 | case OPENSTACK_PORT_CREATED: |
| 919 | case OPENSTACK_PORT_UPDATED: |
| 920 | case OPENSTACK_PORT_REMOVED: |
| 921 | default: |
| 922 | // do nothing for the other events |
| 923 | break; |
| 924 | } |
| 925 | } |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 926 | |
| 927 | private void processSubnetCreation(OpenstackNetworkEvent event) { |
| 928 | if (!isRelevantHelper()) { |
| 929 | return; |
| 930 | } |
| 931 | |
| 932 | setFakeGatewayArpRule(event.subnet(), event.subject(), |
| 933 | true, null); |
| 934 | } |
| 935 | |
| 936 | private void processSubnetRemoval(OpenstackNetworkEvent event) { |
| 937 | if (!isRelevantHelper()) { |
| 938 | return; |
| 939 | } |
| 940 | |
| 941 | setFakeGatewayArpRule(event.subnet(), event.subject(), |
| 942 | false, null); |
| 943 | } |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 944 | |
| 945 | private void processNetworkCreation(OpenstackNetworkEvent event) { |
| 946 | if (!isRelevantHelper()) { |
| 947 | return; |
| 948 | } |
| 949 | |
| 950 | setVnetArpRule(event.subject(), true); |
| 951 | } |
| 952 | |
| 953 | private void processNetworkRemoval(OpenstackNetworkEvent event) { |
| 954 | if (!isRelevantHelper()) { |
| 955 | return; |
| 956 | } |
| 957 | |
| 958 | setVnetArpRule(event.subject(), false); |
| 959 | } |
| 960 | |
| 961 | private void setVnetArpRule(Network network, boolean install) { |
Jian Li | f2d4691 | 2019-09-16 22:41:34 +0900 | [diff] [blame] | 962 | |
| 963 | if (ARP_PROXY_MODE.equals(getArpMode())) { |
| 964 | return; |
| 965 | } |
| 966 | |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 967 | String netId = network.getId(); |
| 968 | NetworkType netType = network.getNetworkType(); |
| 969 | |
| 970 | if (netType != NetworkType.LOCAL && netType != NetworkType.FLAT |
| 971 | && netType != NetworkType.VLAN) { |
Jian Li | a405bd3 | 2019-10-04 13:52:12 +0900 | [diff] [blame] | 972 | String segId = network.getProviderSegID(); |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 973 | osNodeService.completeNodes(COMPUTE) |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 974 | .forEach(node -> { |
| 975 | setBaseVnetArpRuleForBroadcastMode(node, segId, |
| 976 | netId, true, install); |
| 977 | }); |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 978 | } |
| 979 | if (netType == NetworkType.VLAN) { |
Jian Li | a405bd3 | 2019-10-04 13:52:12 +0900 | [diff] [blame] | 980 | String segId = network.getProviderSegID(); |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 981 | osNodeService.completeNodes(COMPUTE) |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 982 | .forEach(node -> { |
| 983 | setBaseVnetArpRuleForBroadcastMode( |
| 984 | node, segId, netId, false, install); |
| 985 | }); |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 986 | } |
| 987 | } |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 988 | } |
| 989 | |
| 990 | /** |
| 991 | * An internal openstack node listener which is used for listening openstack |
| 992 | * node activity. As long as a node is in complete state, we will install |
| 993 | * default ARP rule to handle ARP request. |
| 994 | */ |
| 995 | private class InternalNodeEventListener implements OpenstackNodeListener { |
Jian Li | fb64d88 | 2018-11-27 10:57:40 +0900 | [diff] [blame] | 996 | @Override |
| 997 | public boolean isRelevant(OpenstackNodeEvent event) { |
| 998 | return event.subject().type() == COMPUTE; |
| 999 | } |
| 1000 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 1001 | private boolean isRelevantHelper() { |
| 1002 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1003 | } |
| 1004 | |
| 1005 | @Override |
| 1006 | public void event(OpenstackNodeEvent event) { |
| 1007 | OpenstackNode osNode = event.subject(); |
| 1008 | switch (event.type()) { |
| 1009 | case OPENSTACK_NODE_COMPLETE: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1010 | eventExecutor.execute(() -> processNodeCompletion(osNode)); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1011 | break; |
| 1012 | case OPENSTACK_NODE_INCOMPLETE: |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1013 | default: |
| 1014 | break; |
| 1015 | } |
| 1016 | } |
| 1017 | |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1018 | private void processNodeCompletion(OpenstackNode osNode) { |
| 1019 | if (!isRelevantHelper()) { |
| 1020 | return; |
| 1021 | } |
| 1022 | |
| 1023 | setDefaultArpRule(osNode, true); |
| 1024 | setAllArpRules(osNode, true); |
| 1025 | } |
| 1026 | |
| 1027 | private void processNodeIncompletion(OpenstackNode osNode) { |
| 1028 | if (!isRelevantHelper()) { |
| 1029 | return; |
| 1030 | } |
| 1031 | |
| 1032 | setDefaultArpRule(osNode, false); |
| 1033 | setAllArpRules(osNode, false); |
| 1034 | } |
| 1035 | |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1036 | private void setDefaultArpRule(OpenstackNode osNode, boolean install) { |
Jian Li | bcc4228 | 2018-09-13 20:59:34 +0900 | [diff] [blame] | 1037 | |
| 1038 | if (getArpMode() == null) { |
| 1039 | return; |
| 1040 | } |
| 1041 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 1042 | switch (getArpMode()) { |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1043 | case ARP_PROXY_MODE: |
| 1044 | setDefaultArpRuleForProxyMode(osNode, install); |
| 1045 | break; |
| 1046 | case ARP_BROADCAST_MODE: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1047 | processDefaultArpRuleForBroadcastMode(osNode, install); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1048 | break; |
| 1049 | default: |
| 1050 | log.warn("Invalid ARP mode {}. Please use either " + |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 1051 | "broadcast or proxy mode.", getArpMode()); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1052 | break; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1053 | } |
| 1054 | } |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1055 | |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1056 | private void processDefaultArpRuleForBroadcastMode(OpenstackNode osNode, |
| 1057 | boolean install) { |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 1058 | setVnetArpRuleForBroadcastMode(osNode, install); |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1059 | |
| 1060 | // we do not add fake gateway ARP rules for FLAT network |
| 1061 | // ARP packets generated by FLAT typed VM should not be |
| 1062 | // delegated to switch to handle |
| 1063 | osNetworkService.subnets().stream().filter(subnet -> |
| 1064 | osNetworkService.network(subnet.getNetworkId()) != null && |
SONA Project | 6bc5c4a | 2018-12-14 23:49:52 +0900 | [diff] [blame] | 1065 | osNetworkService.networkType(subnet.getNetworkId()) != FLAT) |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1066 | .forEach(subnet -> { |
| 1067 | String netId = subnet.getNetworkId(); |
| 1068 | Network net = osNetworkService.network(netId); |
| 1069 | setFakeGatewayArpRule(subnet, net, install, osNode); |
| 1070 | }); |
| 1071 | } |
| 1072 | |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1073 | private void setDefaultArpRuleForProxyMode(OpenstackNode osNode, boolean install) { |
| 1074 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 1075 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 1076 | .build(); |
| 1077 | |
| 1078 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 1079 | .punt() |
| 1080 | .build(); |
| 1081 | |
| 1082 | osFlowRuleService.setRule( |
| 1083 | appId, |
| 1084 | osNode.intgBridge(), |
| 1085 | selector, |
| 1086 | treatment, |
| 1087 | PRIORITY_ARP_CONTROL_RULE, |
Jian Li | 5c09e21 | 2018-10-24 18:23:58 +0900 | [diff] [blame] | 1088 | ARP_TABLE, |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1089 | install |
| 1090 | ); |
| 1091 | } |
| 1092 | |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 1093 | private void setVnetArpRuleForBroadcastMode(OpenstackNode osNode, boolean install) { |
| 1094 | Set<String> netIds = osNetworkService.networks().stream() |
| 1095 | .map(IdEntity::getId).collect(Collectors.toSet()); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1096 | |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 1097 | netIds.stream() |
| 1098 | .filter(nid -> osNetworkService.networkType(nid) == VXLAN || |
| 1099 | osNetworkService.networkType(nid) == GRE || |
| 1100 | osNetworkService.networkType(nid) == GENEVE) |
| 1101 | .forEach(nid -> { |
| 1102 | String segId = osNetworkService.segmentId(nid); |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 1103 | setBaseVnetArpRuleForBroadcastMode(osNode, segId, nid, true, install); |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 1104 | }); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1105 | |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 1106 | netIds.stream() |
| 1107 | .filter(nid -> osNetworkService.networkType(nid) == VLAN) |
| 1108 | .forEach(nid -> { |
| 1109 | String segId = osNetworkService.segmentId(nid); |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 1110 | setBaseVnetArpRuleForBroadcastMode(osNode, segId, nid, false, install); |
Jian Li | daa9115 | 2019-09-08 00:35:11 +0900 | [diff] [blame] | 1111 | }); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1112 | } |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 1113 | |
Jian Li | 5b66ce0 | 2018-07-09 22:43:54 +0900 | [diff] [blame] | 1114 | private void setAllArpRules(OpenstackNode osNode, boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 1115 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 5b66ce0 | 2018-07-09 22:43:54 +0900 | [diff] [blame] | 1116 | instancePortService.instancePorts().stream() |
Jian Li | c240359 | 2018-07-18 12:56:45 +0900 | [diff] [blame] | 1117 | .filter(p -> p.state() == ACTIVE) |
Jian Li | 5b66ce0 | 2018-07-09 22:43:54 +0900 | [diff] [blame] | 1118 | .filter(p -> p.deviceId().equals(osNode.intgBridge())) |
| 1119 | .forEach(p -> { |
| 1120 | setArpRequestRule(p, install); |
| 1121 | setArpReplyRule(p, install); |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 1122 | }); |
Jian Li | e87c271 | 2019-09-11 11:15:16 +0900 | [diff] [blame] | 1123 | } else { |
| 1124 | // we do nothing for proxy mode |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 1125 | } |
| 1126 | } |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1127 | } |
| 1128 | |
| 1129 | /** |
| 1130 | * An internal instance port listener which listens the port events generated |
| 1131 | * from VM. When ARP a host which located in a remote compute node, we specify |
| 1132 | * both ARP OP mode as REQUEST and Target Protocol Address (TPA) with |
| 1133 | * host IP address. When ARP a host which located in a local compute node, |
| 1134 | * we specify only ARP OP mode as REQUEST. |
| 1135 | */ |
| 1136 | private class InternalInstancePortListener implements InstancePortListener { |
| 1137 | |
| 1138 | @Override |
| 1139 | public boolean isRelevant(InstancePortEvent event) { |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 1140 | return ARP_BROADCAST_MODE.equals(getArpMode()); |
| 1141 | } |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1142 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 1143 | private boolean isRelevantHelper(InstancePortEvent event) { |
| 1144 | return mastershipService.isLocalMaster(event.subject().deviceId()); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1145 | } |
| 1146 | |
| 1147 | @Override |
| 1148 | public void event(InstancePortEvent event) { |
| 1149 | switch (event.type()) { |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1150 | case OPENSTACK_INSTANCE_PORT_DETECTED: |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 1151 | case OPENSTACK_INSTANCE_PORT_UPDATED: |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 1152 | case OPENSTACK_INSTANCE_MIGRATION_STARTED: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1153 | eventExecutor.execute(() -> processInstanceMigrationStart(event)); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1154 | break; |
| 1155 | case OPENSTACK_INSTANCE_PORT_VANISHED: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1156 | eventExecutor.execute(() -> processInstanceRemoval(event)); |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1157 | break; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 1158 | case OPENSTACK_INSTANCE_MIGRATION_ENDED: |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1159 | eventExecutor.execute(() -> processInstanceMigrationEnd(event)); |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 1160 | break; |
Jian Li | eae1236 | 2018-04-10 18:48:32 +0900 | [diff] [blame] | 1161 | default: |
| 1162 | break; |
| 1163 | } |
| 1164 | } |
Jian Li | 6a47fd0 | 2018-11-27 21:51:03 +0900 | [diff] [blame] | 1165 | |
| 1166 | private void processInstanceMigrationStart(InstancePortEvent event) { |
| 1167 | if (!isRelevantHelper(event)) { |
| 1168 | return; |
| 1169 | } |
| 1170 | |
| 1171 | setArpRequestRule(event.subject(), true); |
| 1172 | setArpReplyRule(event.subject(), true); |
| 1173 | } |
| 1174 | |
| 1175 | private void processInstanceMigrationEnd(InstancePortEvent event) { |
| 1176 | if (!isRelevantHelper(event)) { |
| 1177 | return; |
| 1178 | } |
| 1179 | |
| 1180 | InstancePort revisedInstPort = swapStaleLocation(event.subject()); |
| 1181 | setArpRequestRule(revisedInstPort, false); |
| 1182 | } |
| 1183 | |
| 1184 | private void processInstanceRemoval(InstancePortEvent event) { |
| 1185 | if (!isRelevantHelper(event)) { |
| 1186 | return; |
| 1187 | } |
| 1188 | |
| 1189 | setArpRequestRule(event.subject(), false); |
| 1190 | setArpReplyRule(event.subject(), false); |
| 1191 | } |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 1192 | } |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 1193 | } |