Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Foundation |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
Hyunsun Moon | 0540087 | 2017-02-07 17:11:25 +0900 | [diff] [blame] | 16 | package org.onosproject.openstacknetworking.impl; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 17 | |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 18 | import com.google.common.base.Strings; |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 19 | import com.google.common.collect.ImmutableSet; |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 20 | import com.google.common.collect.Sets; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 21 | import org.apache.felix.scr.annotations.Activate; |
| 22 | import org.apache.felix.scr.annotations.Component; |
| 23 | import org.apache.felix.scr.annotations.Deactivate; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 24 | import org.apache.felix.scr.annotations.Modified; |
| 25 | import org.apache.felix.scr.annotations.Property; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 26 | import org.apache.felix.scr.annotations.Reference; |
| 27 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 28 | import org.onlab.packet.ARP; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 29 | import org.onlab.packet.EthType; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 30 | import org.onlab.packet.Ethernet; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 31 | import org.onlab.packet.Ip4Address; |
| 32 | import org.onlab.packet.IpAddress; |
| 33 | import org.onlab.packet.MacAddress; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 34 | import org.onosproject.cfg.ComponentConfigService; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 35 | import org.onosproject.cfg.ConfigProperty; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 36 | import org.onosproject.cluster.ClusterService; |
| 37 | import org.onosproject.cluster.LeadershipService; |
| 38 | import org.onosproject.cluster.NodeId; |
| 39 | import org.onosproject.core.ApplicationId; |
| 40 | import org.onosproject.core.CoreService; |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 41 | import org.onosproject.net.ConnectPoint; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 42 | import org.onosproject.net.DeviceId; |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 43 | import org.onosproject.net.PortNumber; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 44 | import org.onosproject.net.flow.DefaultTrafficSelector; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 45 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 46 | import org.onosproject.net.flow.TrafficSelector; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 47 | import org.onosproject.net.flow.TrafficTreatment; |
| 48 | import org.onosproject.net.packet.DefaultOutboundPacket; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 49 | import org.onosproject.net.packet.InboundPacket; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 50 | import org.onosproject.net.packet.PacketContext; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 51 | import org.onosproject.net.packet.PacketProcessor; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 52 | import org.onosproject.net.packet.PacketService; |
Hyunsun Moon | 0540087 | 2017-02-07 17:11:25 +0900 | [diff] [blame] | 53 | import org.onosproject.openstacknetworking.api.Constants; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 54 | import org.onosproject.openstacknetworking.api.ExternalPeerRouter; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 55 | import org.onosproject.openstacknetworking.api.InstancePort; |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 56 | import org.onosproject.openstacknetworking.api.InstancePortAdminService; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 57 | import org.onosproject.openstacknetworking.api.InstancePortEvent; |
| 58 | import org.onosproject.openstacknetworking.api.InstancePortListener; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 59 | import org.onosproject.openstacknetworking.api.OpenstackFlowRuleService; |
daniel park | 32b4220 | 2018-03-14 16:53:44 +0900 | [diff] [blame] | 60 | import org.onosproject.openstacknetworking.api.OpenstackNetworkAdminService; |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 61 | import org.onosproject.openstacknetworking.api.OpenstackNetworkEvent; |
| 62 | import org.onosproject.openstacknetworking.api.OpenstackNetworkListener; |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 63 | import org.onosproject.openstacknetworking.api.OpenstackNetworkService; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 64 | import org.onosproject.openstacknetworking.api.OpenstackRouterAdminService; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 65 | import org.onosproject.openstacknetworking.api.OpenstackRouterEvent; |
| 66 | import org.onosproject.openstacknetworking.api.OpenstackRouterListener; |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 67 | import org.onosproject.openstacknetworking.api.PreCommitPortService; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 68 | import org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 69 | import org.onosproject.openstacknode.api.OpenstackNode; |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 70 | import org.onosproject.openstacknode.api.OpenstackNodeEvent; |
| 71 | import org.onosproject.openstacknode.api.OpenstackNodeListener; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 72 | import org.onosproject.openstacknode.api.OpenstackNodeService; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 73 | import org.openstack4j.model.network.ExternalGateway; |
Jian Li | 4df657b | 2018-05-29 16:39:00 +0900 | [diff] [blame] | 74 | import org.openstack4j.model.network.IP; |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 75 | import org.openstack4j.model.network.NetFloatingIP; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 76 | import org.openstack4j.model.network.Network; |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 77 | import org.openstack4j.model.network.Port; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 78 | import org.openstack4j.model.network.Router; |
Jian Li | 28ec77f | 2018-10-31 07:07:25 +0900 | [diff] [blame] | 79 | import org.openstack4j.model.network.RouterInterface; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 80 | import org.osgi.service.component.ComponentContext; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 81 | import org.slf4j.Logger; |
| 82 | |
| 83 | import java.nio.ByteBuffer; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 84 | import java.util.Objects; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 85 | import java.util.Set; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 86 | import java.util.concurrent.ExecutorService; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 87 | import java.util.stream.Collectors; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 88 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 89 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 90 | import static org.onlab.util.Tools.groupedThreads; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 91 | import static org.onosproject.openstacknetworking.api.Constants.ARP_BROADCAST_MODE; |
| 92 | import static org.onosproject.openstacknetworking.api.Constants.ARP_PROXY_MODE; |
| 93 | import static org.onosproject.openstacknetworking.api.Constants.DEFAULT_ARP_MODE_STR; |
| 94 | import static org.onosproject.openstacknetworking.api.Constants.DEFAULT_GATEWAY_MAC_STR; |
| 95 | import static org.onosproject.openstacknetworking.api.Constants.GW_COMMON_TABLE; |
| 96 | import static org.onosproject.openstacknetworking.api.Constants.OPENSTACK_NETWORKING_APP_ID; |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 97 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_CONTROL_RULE; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 98 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_GATEWAY_RULE; |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 99 | import static org.onosproject.openstacknetworking.api.OpenstackNetworkEvent.Type.OPENSTACK_PORT_PRE_REMOVE; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 100 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.associatedFloatingIp; |
| 101 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getGwByComputeDevId; |
Jian Li | a171a43 | 2018-06-11 11:52:11 +0900 | [diff] [blame] | 102 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getGwByInstancePort; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 103 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getPropertyValue; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 104 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.isAssociatedWithVM; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 105 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.processGratuitousArpPacketForFloatingIp; |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 106 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.swapStaleLocation; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 107 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.COMPUTE; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 108 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.GATEWAY; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 109 | import static org.slf4j.LoggerFactory.getLogger; |
| 110 | |
| 111 | /** |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 112 | * Handle ARP requests from gateway nodes. |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 113 | */ |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 114 | @Component(immediate = true) |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 115 | public class OpenstackRoutingArpHandler { |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 116 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 117 | private final Logger log = getLogger(getClass()); |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 118 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 119 | private static final String DEVICE_OWNER_ROUTER_GW = "network:router_gateway"; |
| 120 | private static final String DEVICE_OWNER_FLOATING_IP = "network:floatingip"; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 121 | private static final String ARP_MODE = "arpMode"; |
| 122 | |
| 123 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 124 | protected CoreService coreService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 125 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 126 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 127 | protected PacketService packetService; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 128 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 129 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
daniel park | 32b4220 | 2018-03-14 16:53:44 +0900 | [diff] [blame] | 130 | protected OpenstackNetworkAdminService osNetworkAdminService; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 131 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 132 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 133 | protected OpenstackRouterAdminService osRouterAdminService; |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 134 | |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 135 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
daniel park | e49eb38 | 2017-04-05 16:48:28 +0900 | [diff] [blame] | 136 | protected OpenstackNodeService osNodeService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 137 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 138 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 139 | protected InstancePortAdminService instancePortService; |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 140 | |
| 141 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 142 | protected ClusterService clusterService; |
| 143 | |
| 144 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 145 | protected LeadershipService leadershipService; |
| 146 | |
| 147 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 148 | protected OpenstackFlowRuleService osFlowRuleService; |
| 149 | |
| 150 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 151 | protected OpenstackNetworkService osNetworkService; |
| 152 | |
| 153 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 154 | protected ComponentConfigService configService; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 155 | |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 156 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 157 | protected PreCommitPortService preCommitPortService; |
| 158 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 159 | @Property(name = ARP_MODE, value = DEFAULT_ARP_MODE_STR, |
Daniel Park | 6041f10 | 2018-07-06 18:49:45 +0900 | [diff] [blame] | 160 | label = "ARP processing mode, broadcast | proxy (default)") |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 161 | protected String arpMode = DEFAULT_ARP_MODE_STR; |
| 162 | |
| 163 | protected String gatewayMac = DEFAULT_GATEWAY_MAC_STR; |
| 164 | |
| 165 | private final OpenstackRouterListener osRouterListener = new InternalRouterEventListener(); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 166 | private final OpenstackNodeListener osNodeListener = new InternalNodeEventListener(); |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 167 | private final InstancePortListener instPortListener = new InternalInstancePortListener(); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 168 | private final OpenstackNetworkListener osNetworkListener = new InternalNetworkEventListener(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 169 | |
| 170 | private ApplicationId appId; |
| 171 | private NodeId localNodeId; |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 172 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 173 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 174 | groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 175 | |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 176 | private final PacketProcessor packetProcessor = new InternalPacketProcessor(); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 177 | |
| 178 | @Activate |
| 179 | protected void activate() { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 180 | appId = coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 181 | configService.registerProperties(getClass()); |
| 182 | localNodeId = clusterService.getLocalNode().id(); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 183 | osRouterAdminService.addListener(osRouterListener); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 184 | osNodeService.addListener(osNodeListener); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 185 | osNetworkService.addListener(osNetworkListener); |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 186 | instancePortService.addListener(instPortListener); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 187 | leadershipService.runForLeadership(appId.name()); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 188 | packetService.addProcessor(packetProcessor, PacketProcessor.director(1)); |
| 189 | log.info("Started"); |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 190 | } |
| 191 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 192 | @Deactivate |
| 193 | protected void deactivate() { |
| 194 | packetService.removeProcessor(packetProcessor); |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 195 | instancePortService.removeListener(instPortListener); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 196 | osRouterAdminService.removeListener(osRouterListener); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 197 | osNodeService.removeListener(osNodeListener); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 198 | osNetworkService.removeListener(osNetworkListener); |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 199 | instancePortService.removeListener(instPortListener); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 200 | leadershipService.withdraw(appId.name()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 201 | eventExecutor.shutdown(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 202 | configService.unregisterProperties(getClass(), false); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 203 | log.info("Stopped"); |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 204 | } |
| 205 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 206 | @Modified |
| 207 | void modified(ComponentContext context) { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [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 | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 216 | private void processArpPacket(PacketContext context, Ethernet ethernet) { |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 217 | ARP arp = (ARP) ethernet.getPayload(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 218 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 219 | if (arp.getOpCode() == ARP.OP_REQUEST && ARP_PROXY_MODE.equals(getArpMode())) { |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 220 | if (log.isTraceEnabled()) { |
| 221 | log.trace("ARP request received from {} for {}", |
| 222 | Ip4Address.valueOf(arp.getSenderProtocolAddress()).toString(), |
| 223 | Ip4Address.valueOf(arp.getTargetProtocolAddress()).toString()); |
| 224 | } |
| 225 | |
| 226 | IpAddress targetIp = Ip4Address.valueOf(arp.getTargetProtocolAddress()); |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 227 | |
| 228 | MacAddress targetMac = null; |
| 229 | |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 230 | NetFloatingIP floatingIP = osRouterAdminService.floatingIps().stream() |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 231 | .filter(ip -> ip.getFloatingIpAddress().equals(targetIp.toString())) |
| 232 | .findAny().orElse(null); |
| 233 | |
daniel park | 576969a | 2018-03-09 07:07:41 +0900 | [diff] [blame] | 234 | //In case target ip is for associated floating ip, sets target mac to vm's. |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 235 | if (floatingIP != null && floatingIP.getPortId() != null) { |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 236 | InstancePort instPort = instancePortService.instancePort(floatingIP.getPortId()); |
| 237 | if (instPort == null) { |
| 238 | log.trace("Unknown target ARP request for {}, ignore it", targetIp); |
| 239 | return; |
| 240 | } else { |
| 241 | targetMac = instPort.macAddress(); |
| 242 | } |
| 243 | |
| 244 | OpenstackNode gw = getGwByInstancePort(osNodeService.completeNodes(GATEWAY), instPort); |
| 245 | |
| 246 | if (gw == null) { |
| 247 | return; |
| 248 | } |
| 249 | |
| 250 | // if the ARP packet_in received from non-relevant GWs, we simply ignore it |
| 251 | if (!Objects.equals(gw.intgBridge(), context.inPacket().receivedFrom().deviceId())) { |
| 252 | return; |
| 253 | } |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 254 | } |
| 255 | |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 256 | if (isExternalGatewaySourceIp(targetIp)) { |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 257 | targetMac = Constants.DEFAULT_GATEWAY_MAC; |
| 258 | } |
| 259 | |
| 260 | if (targetMac == null) { |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 261 | log.trace("Unknown target ARP request for {}, ignore it", targetIp); |
| 262 | return; |
| 263 | } |
| 264 | |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 265 | Ethernet ethReply = ARP.buildArpReply(targetIp.getIp4Address(), |
| 266 | targetMac, ethernet); |
| 267 | |
| 268 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
daniel park | 576969a | 2018-03-09 07:07:41 +0900 | [diff] [blame] | 269 | .setOutput(context.inPacket().receivedFrom().port()).build(); |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 270 | |
| 271 | packetService.emit(new DefaultOutboundPacket( |
| 272 | context.inPacket().receivedFrom().deviceId(), |
| 273 | treatment, |
| 274 | ByteBuffer.wrap(ethReply.serialize()))); |
| 275 | |
| 276 | context.block(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 277 | } |
| 278 | |
| 279 | if (arp.getOpCode() == ARP.OP_REPLY) { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 280 | ConnectPoint cp = context.inPacket().receivedFrom(); |
| 281 | PortNumber receivedPortNum = cp.port(); |
| 282 | IpAddress spa = Ip4Address.valueOf(arp.getSenderProtocolAddress()); |
| 283 | MacAddress sha = MacAddress.valueOf(arp.getSenderHardwareAddress()); |
| 284 | |
| 285 | log.debug("ARP reply ip: {}, mac: {}", spa, sha); |
| 286 | |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 287 | try { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 288 | |
Jian Li | d4066ea | 2018-06-07 01:44:45 +0900 | [diff] [blame] | 289 | Set<String> extRouterIps = osNetworkService.externalPeerRouters(). |
Jian Li | 5e2ad4a | 2018-07-16 13:40:53 +0900 | [diff] [blame] | 290 | stream().map(r -> r.ipAddress().toString()).collect(Collectors.toSet()); |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 291 | |
Jian Li | d4066ea | 2018-06-07 01:44:45 +0900 | [diff] [blame] | 292 | // if SPA is NOT contained in existing external router IP set, we ignore it |
| 293 | if (!extRouterIps.contains(spa.toString())) { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 294 | return; |
| 295 | } |
| 296 | |
| 297 | OpenstackNode node = osNodeService.node(cp.deviceId()); |
| 298 | |
| 299 | if (node == null) { |
| 300 | return; |
| 301 | } |
| 302 | |
| 303 | // we only handles the ARP-Reply message received by gateway node |
| 304 | if (node.type() != GATEWAY) { |
| 305 | return; |
| 306 | } |
| 307 | |
| 308 | if (receivedPortNum.equals(node.uplinkPortNum())) { |
| 309 | osNetworkAdminService.updateExternalPeerRouterMac(spa, sha); |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 310 | } |
| 311 | } catch (Exception e) { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 312 | log.error("Exception occurred because of {}", e); |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 313 | } |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 314 | } |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 315 | } |
| 316 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 317 | private class InternalPacketProcessor implements PacketProcessor { |
| 318 | |
| 319 | @Override |
| 320 | public void process(PacketContext context) { |
| 321 | if (context.isHandled()) { |
| 322 | return; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 323 | } |
| 324 | |
| 325 | Set<DeviceId> gateways = osNodeService.completeNodes(GATEWAY) |
| 326 | .stream().map(OpenstackNode::intgBridge) |
| 327 | .collect(Collectors.toSet()); |
| 328 | |
| 329 | if (!gateways.contains(context.inPacket().receivedFrom().deviceId())) { |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 330 | // return if the packet is not from gateway nodes |
| 331 | return; |
| 332 | } |
| 333 | |
| 334 | InboundPacket pkt = context.inPacket(); |
| 335 | Ethernet ethernet = pkt.parsed(); |
| 336 | if (ethernet != null && |
| 337 | ethernet.getEtherType() == Ethernet.TYPE_ARP) { |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 338 | eventExecutor.execute(() -> processArpPacket(context, ethernet)); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 339 | } |
| 340 | } |
| 341 | } |
| 342 | |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 343 | private boolean isExternalGatewaySourceIp(IpAddress targetIp) { |
daniel park | 32b4220 | 2018-03-14 16:53:44 +0900 | [diff] [blame] | 344 | return osNetworkAdminService.ports().stream() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 345 | .filter(osPort -> Objects.equals(osPort.getDeviceOwner(), |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 346 | DEVICE_OWNER_ROUTER_GW)) |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 347 | .flatMap(osPort -> osPort.getFixedIps().stream()) |
| 348 | .anyMatch(ip -> IpAddress.valueOf(ip.getIpAddress()).equals(targetIp)); |
Kyuhwi Choi | 92d9ea4 | 2016-06-13 17:28:00 +0900 | [diff] [blame] | 349 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 350 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 351 | /** |
| 352 | * Installs static ARP rules used in ARP BROAD_CAST mode. |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 353 | * |
| 354 | * @param gateway gateway node |
| 355 | * @param install flow rule installation flag |
| 356 | */ |
| 357 | private void setFloatingIpArpRuleForGateway(OpenstackNode gateway, boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 358 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 359 | |
| 360 | Set<OpenstackNode> completedGws = osNodeService.completeNodes(GATEWAY); |
| 361 | Set<OpenstackNode> finalGws = Sets.newConcurrentHashSet(); |
| 362 | finalGws.addAll(ImmutableSet.copyOf(completedGws)); |
| 363 | |
| 364 | if (install) { |
| 365 | if (completedGws.contains(gateway)) { |
| 366 | if (completedGws.size() > 1) { |
| 367 | finalGws.remove(gateway); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 368 | osRouterAdminService.floatingIps().forEach(fip -> { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 369 | if (fip.getPortId() != null) { |
Jian Li | 8f64feb | 2018-07-24 13:20:16 +0900 | [diff] [blame] | 370 | setFloatingIpArpRule(fip, fip.getPortId(), finalGws, false); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 371 | finalGws.add(gateway); |
| 372 | } |
| 373 | }); |
| 374 | } |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 375 | osRouterAdminService.floatingIps().forEach(fip -> { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 376 | if (fip.getPortId() != null) { |
Jian Li | 8f64feb | 2018-07-24 13:20:16 +0900 | [diff] [blame] | 377 | setFloatingIpArpRule(fip, fip.getPortId(), finalGws, true); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 378 | } |
| 379 | }); |
| 380 | } else { |
| 381 | log.warn("Detected node should be included in completed gateway set"); |
| 382 | } |
| 383 | } else { |
| 384 | if (!completedGws.contains(gateway)) { |
| 385 | finalGws.add(gateway); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 386 | osRouterAdminService.floatingIps().forEach(fip -> { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 387 | if (fip.getPortId() != null) { |
Jian Li | 8f64feb | 2018-07-24 13:20:16 +0900 | [diff] [blame] | 388 | setFloatingIpArpRule(fip, fip.getPortId(), finalGws, false); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 389 | } |
| 390 | }); |
| 391 | finalGws.remove(gateway); |
| 392 | if (completedGws.size() >= 1) { |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 393 | osRouterAdminService.floatingIps().forEach(fip -> { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 394 | if (fip.getPortId() != null) { |
Jian Li | 8f64feb | 2018-07-24 13:20:16 +0900 | [diff] [blame] | 395 | setFloatingIpArpRule(fip, fip.getPortId(), finalGws, true); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 396 | } |
| 397 | }); |
| 398 | } |
| 399 | } else { |
| 400 | log.warn("Detected node should NOT be included in completed gateway set"); |
| 401 | } |
| 402 | } |
| 403 | } |
| 404 | } |
| 405 | |
| 406 | /** |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 407 | * Installs/uninstalls ARP flow rules to the corresponding gateway by |
| 408 | * looking for compute node's device ID. |
| 409 | * |
| 410 | * @param fip floating IP |
| 411 | * @param port instance port |
| 412 | * @param gateways a collection of gateways |
| 413 | * @param install install flag |
| 414 | */ |
| 415 | private void setFloatingIpArpRuleWithPortEvent(NetFloatingIP fip, |
| 416 | InstancePort port, |
| 417 | Set<OpenstackNode> gateways, |
| 418 | boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 419 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 420 | |
| 421 | OpenstackNode gw = getGwByInstancePort(gateways, port); |
| 422 | |
| 423 | if (gw == null) { |
| 424 | return; |
| 425 | } |
| 426 | |
| 427 | String macString = osNetworkAdminService.port(fip.getPortId()).getMacAddress(); |
| 428 | |
| 429 | setArpRule(fip, MacAddress.valueOf(macString), gw, install); |
| 430 | } |
| 431 | } |
| 432 | |
| 433 | /** |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 434 | * Installs static ARP rules used in ARP BROAD_CAST mode. |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 435 | * Note that, those rules will be only matched ARP_REQUEST packets, |
| 436 | * used for telling gateway node the mapped MAC address of requested IP, |
| 437 | * without the helps from controller. |
| 438 | * |
| 439 | * @param fip floating IP address |
Jian Li | 8f64feb | 2018-07-24 13:20:16 +0900 | [diff] [blame] | 440 | * @param portId port identifier |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 441 | * @param gateways a set of gateway nodes |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 442 | * @param install flow rule installation flag |
| 443 | */ |
Jian Li | 8f64feb | 2018-07-24 13:20:16 +0900 | [diff] [blame] | 444 | private synchronized void setFloatingIpArpRule(NetFloatingIP fip, String portId, |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 445 | Set<OpenstackNode> gateways, |
| 446 | boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 447 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 448 | |
| 449 | if (fip == null) { |
| 450 | log.warn("Failed to set ARP broadcast rule for floating IP"); |
| 451 | return; |
| 452 | } |
| 453 | |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 454 | if (portId == null || (install && fip.getPortId() == null)) { |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 455 | log.trace("Unknown target ARP request for {}, ignore it", |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 456 | fip.getFloatingIpAddress()); |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 457 | return; |
| 458 | } |
| 459 | |
Jian Li | 8f64feb | 2018-07-24 13:20:16 +0900 | [diff] [blame] | 460 | InstancePort instPort = instancePortService.instancePort(portId); |
Jian Li | 46b7400 | 2018-07-15 18:39:08 +0900 | [diff] [blame] | 461 | MacAddress targetMac = instPort.macAddress(); |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 462 | |
Jian Li | a171a43 | 2018-06-11 11:52:11 +0900 | [diff] [blame] | 463 | OpenstackNode gw = getGwByInstancePort(gateways, instPort); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 464 | |
| 465 | if (gw == null) { |
| 466 | return; |
| 467 | } |
| 468 | |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 469 | if (install) { |
| 470 | preCommitPortService.subscribePreCommit(instPort.portId(), |
| 471 | OPENSTACK_PORT_PRE_REMOVE, this.getClass().getName()); |
| 472 | log.info("Subscribed the port {} on listening pre-remove event", instPort.portId()); |
| 473 | } else { |
| 474 | preCommitPortService.unsubscribePreCommit(instPort.portId(), |
| 475 | OPENSTACK_PORT_PRE_REMOVE, instancePortService, this.getClass().getName()); |
| 476 | log.info("Unsubscribed the port {} on listening pre-remove event", instPort.portId()); |
| 477 | } |
| 478 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 479 | setArpRule(fip, targetMac, gw, install); |
| 480 | } |
| 481 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 482 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 483 | private void setArpRule(NetFloatingIP fip, MacAddress targetMac, |
| 484 | OpenstackNode gateway, boolean install) { |
| 485 | TrafficSelector selector = DefaultTrafficSelector.builder() |
Jian Li | 2360acb | 2018-10-17 00:46:31 +0900 | [diff] [blame] | 486 | .matchInPort(gateway.uplinkPortNum()) |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 487 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 488 | .matchArpOp(ARP.OP_REQUEST) |
| 489 | .matchArpTpa(Ip4Address.valueOf(fip.getFloatingIpAddress())) |
| 490 | .build(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 491 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 492 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 493 | .setArpOp(ARP.OP_REPLY) |
| 494 | .setArpSha(targetMac) |
| 495 | .setArpSpa(Ip4Address.valueOf(fip.getFloatingIpAddress())) |
| 496 | .setOutput(PortNumber.IN_PORT) |
| 497 | .build(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 498 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 499 | osFlowRuleService.setRule( |
| 500 | appId, |
| 501 | gateway.intgBridge(), |
| 502 | selector, |
| 503 | treatment, |
| 504 | PRIORITY_ARP_GATEWAY_RULE, |
| 505 | GW_COMMON_TABLE, |
| 506 | install |
| 507 | ); |
| 508 | |
| 509 | if (install) { |
| 510 | log.info("Install ARP Rule for Floating IP {}", |
| 511 | fip.getFloatingIpAddress()); |
| 512 | } else { |
| 513 | log.info("Uninstall ARP Rule for Floating IP {}", |
| 514 | fip.getFloatingIpAddress()); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 515 | } |
| 516 | } |
| 517 | |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 518 | private void setFakeGatewayArpRuleByRouter(Router router, boolean install) { |
Jian Li | 28ec77f | 2018-10-31 07:07:25 +0900 | [diff] [blame] | 519 | setFakeGatewayArpRuleByGateway(router.getId(), router.getExternalGatewayInfo(), install); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 520 | } |
| 521 | |
Jian Li | 28ec77f | 2018-10-31 07:07:25 +0900 | [diff] [blame] | 522 | private Set<IP> getExternalGatewaySnatIps(String routerId, ExternalGateway extGw) { |
| 523 | if (routerId == null) { |
| 524 | return ImmutableSet.of(); |
| 525 | } |
| 526 | |
| 527 | Set<String> portIds = osRouterAdminService.routerInterfaces(routerId).stream() |
| 528 | .map(RouterInterface::getPortId) |
| 529 | .collect(Collectors.toSet()); |
| 530 | |
| 531 | return portIds.stream() |
| 532 | .map(pid -> osNetworkAdminService.port(pid)) |
| 533 | .filter(p -> Objects.equals(p.getDeviceOwner(), DEVICE_OWNER_ROUTER_GW)) |
| 534 | .flatMap(p -> p.getFixedIps().stream()) |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 535 | .collect(Collectors.toSet()); |
| 536 | } |
| 537 | |
Jian Li | 28ec77f | 2018-10-31 07:07:25 +0900 | [diff] [blame] | 538 | private void setFakeGatewayArpRuleByGateway(String routerId, ExternalGateway extGw, boolean install) { |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 539 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
| 540 | |
| 541 | if (extGw == null) { |
| 542 | return; |
| 543 | } |
| 544 | |
Jian Li | 28ec77f | 2018-10-31 07:07:25 +0900 | [diff] [blame] | 545 | setFakeGatewayArpRuleByIps(getExternalGatewaySnatIps(routerId, extGw), install); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 546 | } |
| 547 | } |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 548 | |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 549 | private void setFakeGatewayArpRuleByIps(Set<IP> ips, boolean install) { |
| 550 | ips.forEach(ip -> { |
| 551 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 552 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 553 | .matchArpOp(ARP.OP_REQUEST) |
| 554 | .matchArpTpa(Ip4Address.valueOf(ip.getIpAddress())) |
| 555 | .build(); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 556 | |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 557 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 558 | .setArpOp(ARP.OP_REPLY) |
| 559 | .setArpSha(MacAddress.valueOf(gatewayMac)) |
| 560 | .setArpSpa(Ip4Address.valueOf(ip.getIpAddress())) |
| 561 | .setOutput(PortNumber.IN_PORT) |
| 562 | .build(); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 563 | |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 564 | osNodeService.completeNodes(GATEWAY).forEach(n -> |
| 565 | osFlowRuleService.setRule( |
| 566 | appId, |
| 567 | n.intgBridge(), |
| 568 | selector, |
| 569 | treatment, |
| 570 | PRIORITY_ARP_GATEWAY_RULE, |
| 571 | GW_COMMON_TABLE, |
| 572 | install |
| 573 | ) |
| 574 | ); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 575 | |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 576 | if (install) { |
| 577 | log.info("Install ARP Rule for Gateway Snat {}", ip.getIpAddress()); |
| 578 | } else { |
| 579 | log.info("Uninstall ARP Rule for Gateway Snat {}", ip.getIpAddress()); |
| 580 | } |
| 581 | }); |
| 582 | } |
| 583 | |
| 584 | /** |
| 585 | * An internal network event listener, intended to uninstall ARP rules for |
| 586 | * routing the packets destined to external gateway. |
| 587 | */ |
| 588 | private class InternalNetworkEventListener implements OpenstackNetworkListener { |
| 589 | |
| 590 | @Override |
| 591 | public boolean isRelevant(OpenstackNetworkEvent event) { |
| 592 | Port osPort = event.port(); |
| 593 | if (osPort == null || osPort.getFixedIps() == null) { |
| 594 | return false; |
| 595 | } |
| 596 | |
| 597 | // do not allow to proceed without leadership |
| 598 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 599 | return Objects.equals(localNodeId, leader) && |
Jian Li | 2360acb | 2018-10-17 00:46:31 +0900 | [diff] [blame] | 600 | DEVICE_OWNER_ROUTER_GW.equals(osPort.getDeviceOwner()) && |
| 601 | ARP_BROADCAST_MODE.equals(getArpMode()); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 602 | } |
| 603 | |
| 604 | @Override |
| 605 | public void event(OpenstackNetworkEvent event) { |
| 606 | switch (event.type()) { |
| 607 | case OPENSTACK_PORT_CREATED: |
| 608 | case OPENSTACK_PORT_UPDATED: |
| 609 | eventExecutor.execute(() -> |
| 610 | setFakeGatewayArpRuleByIps((Set<IP>) event.port().getFixedIps(), true) |
| 611 | ); |
| 612 | break; |
| 613 | case OPENSTACK_PORT_REMOVED: |
| 614 | eventExecutor.execute(() -> |
| 615 | setFakeGatewayArpRuleByIps((Set<IP>) event.port().getFixedIps(), false) |
| 616 | ); |
| 617 | break; |
| 618 | default: |
| 619 | // do nothing |
| 620 | break; |
| 621 | } |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 622 | } |
| 623 | } |
| 624 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 625 | /** |
| 626 | * An internal router event listener, intended to install/uninstall |
| 627 | * ARP rules for forwarding packets created from floating IPs. |
| 628 | */ |
| 629 | private class InternalRouterEventListener implements OpenstackRouterListener { |
| 630 | |
| 631 | @Override |
| 632 | public boolean isRelevant(OpenstackRouterEvent event) { |
| 633 | // do not allow to proceed without leadership |
| 634 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 635 | return Objects.equals(localNodeId, leader); |
| 636 | } |
| 637 | |
| 638 | @Override |
| 639 | public void event(OpenstackRouterEvent event) { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 640 | |
| 641 | Set<OpenstackNode> completedGws = osNodeService.completeNodes(GATEWAY); |
| 642 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 643 | switch (event.type()) { |
| 644 | case OPENSTACK_ROUTER_CREATED: |
| 645 | eventExecutor.execute(() -> |
| 646 | // add a router with external gateway |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 647 | setFakeGatewayArpRuleByRouter(event.subject(), true) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 648 | ); |
| 649 | break; |
| 650 | case OPENSTACK_ROUTER_REMOVED: |
| 651 | eventExecutor.execute(() -> |
| 652 | // remove a router with external gateway |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 653 | setFakeGatewayArpRuleByRouter(event.subject(), false) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 654 | ); |
| 655 | break; |
| 656 | case OPENSTACK_ROUTER_GATEWAY_ADDED: |
| 657 | eventExecutor.execute(() -> |
| 658 | // add a gateway manually after adding a router |
Jian Li | 28ec77f | 2018-10-31 07:07:25 +0900 | [diff] [blame] | 659 | setFakeGatewayArpRuleByGateway(event.subject().getId(), |
| 660 | event.externalGateway(), true) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 661 | ); |
| 662 | break; |
| 663 | case OPENSTACK_ROUTER_GATEWAY_REMOVED: |
| 664 | eventExecutor.execute(() -> |
| 665 | // remove a gateway from an existing router |
Jian Li | 28ec77f | 2018-10-31 07:07:25 +0900 | [diff] [blame] | 666 | setFakeGatewayArpRuleByGateway(event.subject().getId(), |
| 667 | event.externalGateway(), false) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 668 | ); |
| 669 | break; |
| 670 | case OPENSTACK_FLOATING_IP_ASSOCIATED: |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 671 | if (getValidPortId(event) != null) { |
| 672 | eventExecutor.execute(() -> { |
| 673 | // associate a floating IP with an existing VM |
| 674 | setFloatingIpArpRule(event.floatingIp(), getValidPortId(event), |
| 675 | completedGws, true); |
| 676 | }); |
| 677 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 678 | break; |
| 679 | case OPENSTACK_FLOATING_IP_DISASSOCIATED: |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 680 | if (getValidPortId(event) != null) { |
| 681 | eventExecutor.execute(() -> { |
| 682 | // disassociate a floating IP with an existing VM |
| 683 | setFloatingIpArpRule(event.floatingIp(), getValidPortId(event), |
| 684 | completedGws, false); |
| 685 | }); |
| 686 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 687 | break; |
| 688 | case OPENSTACK_FLOATING_IP_CREATED: |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 689 | // during floating IP creation, if the floating IP is |
| 690 | // associated with any port of VM, then we will set |
| 691 | // floating IP related ARP rules to gateway node |
| 692 | if (getValidPortId(event) != null) { |
| 693 | eventExecutor.execute(() -> { |
| 694 | // associate a floating IP with an existing VM |
| 695 | setFloatingIpArpRule(event.floatingIp(), getValidPortId(event), |
| 696 | completedGws, true); |
| 697 | }); |
| 698 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 699 | break; |
| 700 | case OPENSTACK_FLOATING_IP_REMOVED: |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 701 | // during floating IP deletion, if the floating IP is |
| 702 | // still associated with any port of VM, then we will |
| 703 | // remove floating IP related ARP rules from gateway node |
| 704 | if (getValidPortId(event) != null) { |
| 705 | eventExecutor.execute(() -> { |
| 706 | // associate a floating IP with an existing VM |
| 707 | setFloatingIpArpRule(event.floatingIp(), getValidPortId(event), |
| 708 | completedGws, false); |
| 709 | }); |
| 710 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 711 | break; |
| 712 | default: |
| 713 | // do nothing for the other events |
| 714 | break; |
| 715 | } |
| 716 | } |
| 717 | |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 718 | private String getValidPortId(OpenstackRouterEvent event) { |
| 719 | NetFloatingIP osFip = event.floatingIp(); |
| 720 | String portId = osFip.getPortId(); |
| 721 | |
| 722 | if (Strings.isNullOrEmpty(portId)) { |
| 723 | portId = event.portId(); |
| 724 | } |
| 725 | |
| 726 | if (portId != null && instancePortService.instancePort(portId) != null) { |
| 727 | return portId; |
| 728 | } |
| 729 | |
| 730 | return null; |
| 731 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 732 | } |
| 733 | |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 734 | private class InternalInstancePortListener implements InstancePortListener { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 735 | |
| 736 | @Override |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 737 | public boolean isRelevant(InstancePortEvent event) { |
| 738 | // do not allow to proceed without leadership |
| 739 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 740 | return Objects.equals(localNodeId, leader); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 741 | } |
| 742 | |
| 743 | @Override |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 744 | public void event(InstancePortEvent event) { |
| 745 | InstancePort instPort = event.subject(); |
| 746 | |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 747 | Set<NetFloatingIP> ips = osRouterAdminService.floatingIps(); |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 748 | NetFloatingIP fip = associatedFloatingIp(instPort, ips); |
| 749 | Set<OpenstackNode> gateways = osNodeService.completeNodes(GATEWAY); |
| 750 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 751 | switch (event.type()) { |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 752 | case OPENSTACK_INSTANCE_PORT_DETECTED: |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 753 | |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 754 | osRouterAdminService.floatingIps().stream() |
Jian Li | 46b7400 | 2018-07-15 18:39:08 +0900 | [diff] [blame] | 755 | .filter(f -> f.getPortId() != null) |
| 756 | .filter(f -> f.getPortId().equals(instPort.portId())) |
Jian Li | 8f64feb | 2018-07-24 13:20:16 +0900 | [diff] [blame] | 757 | .forEach(f -> setFloatingIpArpRule(f, instPort.portId(), gateways, true)); |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 758 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 759 | break; |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 760 | case OPENSTACK_INSTANCE_MIGRATION_STARTED: |
| 761 | |
| 762 | if (gateways.size() == 1) { |
| 763 | return; |
| 764 | } |
| 765 | |
| 766 | if (fip != null && isAssociatedWithVM(osNetworkService, fip)) { |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 767 | eventExecutor.execute(() -> |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 768 | setFloatingIpArpRuleWithPortEvent(fip, event.subject(), |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 769 | gateways, true) |
| 770 | ); |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 771 | } |
| 772 | |
| 773 | break; |
| 774 | case OPENSTACK_INSTANCE_MIGRATION_ENDED: |
| 775 | |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 776 | InstancePort revisedInstPort = swapStaleLocation(event.subject()); |
| 777 | |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 778 | if (gateways.size() == 1) { |
| 779 | return; |
| 780 | } |
| 781 | |
| 782 | if (fip != null && isAssociatedWithVM(osNetworkService, fip)) { |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 783 | DeviceId newDeviceId = event.subject().deviceId(); |
| 784 | DeviceId oldDeviceId = revisedInstPort.deviceId(); |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 785 | |
| 786 | OpenstackNode oldGw = getGwByComputeDevId(gateways, oldDeviceId); |
| 787 | OpenstackNode newGw = getGwByComputeDevId(gateways, newDeviceId); |
| 788 | |
| 789 | if (oldGw != null && oldGw.equals(newGw)) { |
| 790 | return; |
| 791 | } |
| 792 | |
| 793 | eventExecutor.execute(() -> |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 794 | setFloatingIpArpRuleWithPortEvent(fip, |
| 795 | revisedInstPort, gateways, false)); |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 796 | } |
| 797 | break; |
| 798 | default: |
| 799 | break; |
| 800 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 801 | } |
| 802 | } |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 803 | |
| 804 | private class InternalNodeEventListener implements OpenstackNodeListener { |
| 805 | |
| 806 | @Override |
| 807 | public boolean isRelevant(OpenstackNodeEvent event) { |
| 808 | // do not allow to proceed without leadership |
| 809 | NodeId leader = leadershipService.getLeader(appId.name()); |
Jian Li | 51b844c | 2018-05-31 10:59:03 +0900 | [diff] [blame] | 810 | return Objects.equals(localNodeId, leader) && event.subject().type() == GATEWAY; |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 811 | } |
| 812 | |
| 813 | @Override |
| 814 | public void event(OpenstackNodeEvent event) { |
| 815 | OpenstackNode osNode = event.subject(); |
| 816 | switch (event.type()) { |
| 817 | case OPENSTACK_NODE_COMPLETE: |
Jian Li | 51b844c | 2018-05-31 10:59:03 +0900 | [diff] [blame] | 818 | setDefaultArpRule(osNode, true); |
| 819 | setFloatingIpArpRuleForGateway(osNode, true); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 820 | sendGratuitousArpToSwitch(event.subject(), true); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 821 | break; |
| 822 | case OPENSTACK_NODE_INCOMPLETE: |
Jian Li | 51b844c | 2018-05-31 10:59:03 +0900 | [diff] [blame] | 823 | setDefaultArpRule(osNode, false); |
| 824 | setFloatingIpArpRuleForGateway(osNode, false); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 825 | sendGratuitousArpToSwitch(event.subject(), false); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 826 | break; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 827 | case OPENSTACK_NODE_REMOVED: |
| 828 | sendGratuitousArpToSwitch(event.subject(), false); |
| 829 | break; |
| 830 | |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 831 | default: |
| 832 | break; |
| 833 | } |
| 834 | } |
| 835 | |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 836 | private void sendGratuitousArpToSwitch(OpenstackNode gatewayNode, boolean isCompleteCase) { |
| 837 | Set<OpenstackNode> completeGws = ImmutableSet.copyOf(osNodeService.completeNodes(GATEWAY)); |
| 838 | |
| 839 | if (isCompleteCase) { |
| 840 | osNodeService.completeNodes(COMPUTE) |
| 841 | .stream() |
| 842 | .filter(node -> isGwSelectedByComputeNode(completeGws, node, gatewayNode)) |
| 843 | .forEach(node -> processGratuitousArpPacketForComputeNode(node, gatewayNode)); |
| 844 | |
| 845 | } else { |
| 846 | Set<OpenstackNode> oldCompleteGws = Sets.newConcurrentHashSet(); |
| 847 | oldCompleteGws.addAll(ImmutableSet.copyOf(osNodeService.completeNodes(GATEWAY))); |
| 848 | oldCompleteGws.add(gatewayNode); |
| 849 | |
| 850 | osNodeService.completeNodes(COMPUTE) |
| 851 | .stream() |
| 852 | .filter(node -> isGwSelectedByComputeNode(oldCompleteGws, node, gatewayNode)) |
| 853 | .forEach(node -> { |
| 854 | OpenstackNode newSelectedGatewayNode = getGwByComputeDevId(completeGws, node.intgBridge()); |
| 855 | processGratuitousArpPacketForComputeNode(node, newSelectedGatewayNode); |
| 856 | }); |
| 857 | } |
| 858 | } |
| 859 | |
| 860 | private boolean isGwSelectedByComputeNode(Set<OpenstackNode> gws, |
| 861 | OpenstackNode computeNode, |
| 862 | OpenstackNode gwNode) { |
| 863 | return OpenstackNetworkingUtil |
| 864 | .getGwByComputeDevId(gws, computeNode.intgBridge()) |
| 865 | .intgBridge().equals(gwNode.intgBridge()); |
| 866 | } |
| 867 | |
| 868 | private void processGratuitousArpPacketForComputeNode(OpenstackNode computeNode, OpenstackNode gatewayNode) { |
| 869 | instancePortService.instancePort(computeNode.intgBridge()).forEach(instancePort -> { |
| 870 | NetFloatingIP floatingIP = OpenstackNetworkingUtil.floatingIpByInstancePort(instancePort, |
| 871 | osRouterAdminService); |
| 872 | Network network = osNetworkService.network(instancePort.networkId()); |
| 873 | ExternalPeerRouter externalPeerRouter = OpenstackNetworkingUtil.externalPeerRouterForNetwork(network, |
| 874 | osNetworkService, osRouterAdminService); |
| 875 | if (floatingIP != null && externalPeerRouter != null) { |
| 876 | processGratuitousArpPacketForFloatingIp( |
| 877 | floatingIP, instancePort, externalPeerRouter.vlanId(), gatewayNode, packetService); |
| 878 | } |
| 879 | }); |
| 880 | } |
| 881 | |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 882 | private void setDefaultArpRule(OpenstackNode osNode, boolean install) { |
Jian Li | b696950 | 2018-10-30 20:38:07 +0900 | [diff] [blame] | 883 | |
| 884 | if (getArpMode() == null) { |
| 885 | return; |
| 886 | } |
| 887 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 888 | switch (getArpMode()) { |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 889 | case ARP_PROXY_MODE: |
| 890 | setDefaultArpRuleForProxyMode(osNode, install); |
| 891 | break; |
| 892 | case ARP_BROADCAST_MODE: |
| 893 | setDefaultArpRuleForBroadcastMode(osNode, install); |
| 894 | break; |
| 895 | default: |
| 896 | log.warn("Invalid ARP mode {}. Please use either " + |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 897 | "broadcast or proxy mode.", getArpMode()); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 898 | break; |
| 899 | } |
| 900 | } |
| 901 | |
| 902 | private void setDefaultArpRuleForProxyMode(OpenstackNode osNode, boolean install) { |
| 903 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 904 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 905 | .build(); |
| 906 | |
| 907 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 908 | .punt() |
| 909 | .build(); |
| 910 | |
| 911 | osFlowRuleService.setRule( |
| 912 | appId, |
| 913 | osNode.intgBridge(), |
| 914 | selector, |
| 915 | treatment, |
| 916 | PRIORITY_ARP_CONTROL_RULE, |
Jian Li | 8abf2fe | 2018-06-12 18:42:30 +0900 | [diff] [blame] | 917 | GW_COMMON_TABLE, |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 918 | install |
| 919 | ); |
| 920 | } |
| 921 | |
| 922 | private void setDefaultArpRuleForBroadcastMode(OpenstackNode osNode, boolean install) { |
| 923 | // we only match ARP_REPLY in gateway node, because controller |
| 924 | // somehow need to process ARP_REPLY which is issued from |
| 925 | // external router... |
| 926 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 927 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 928 | .matchArpOp(ARP.OP_REPLY) |
| 929 | .build(); |
| 930 | |
| 931 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 932 | .punt() |
| 933 | .build(); |
| 934 | |
| 935 | osFlowRuleService.setRule( |
| 936 | appId, |
| 937 | osNode.intgBridge(), |
| 938 | selector, |
| 939 | treatment, |
| 940 | PRIORITY_ARP_CONTROL_RULE, |
Jian Li | 8abf2fe | 2018-06-12 18:42:30 +0900 | [diff] [blame] | 941 | GW_COMMON_TABLE, |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 942 | install |
| 943 | ); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 944 | |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 945 | osRouterAdminService.routers().stream() |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 946 | .filter(router -> router.getExternalGatewayInfo() != null) |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 947 | .forEach(router -> setFakeGatewayArpRuleByRouter(router, install)); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 948 | } |
| 949 | } |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 950 | } |