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 | 6031225 | 2018-05-10 18:40:32 +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 | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 20 | import com.google.common.collect.Maps; |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 21 | import com.google.common.collect.Sets; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 22 | import org.apache.felix.scr.annotations.Activate; |
| 23 | import org.apache.felix.scr.annotations.Component; |
| 24 | import org.apache.felix.scr.annotations.Deactivate; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 25 | import org.apache.felix.scr.annotations.Modified; |
| 26 | import org.apache.felix.scr.annotations.Property; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 27 | import org.apache.felix.scr.annotations.Reference; |
| 28 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 29 | import org.onlab.packet.ARP; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 30 | import org.onlab.packet.EthType; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 31 | import org.onlab.packet.Ethernet; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 32 | import org.onlab.packet.Ip4Address; |
| 33 | import org.onlab.packet.IpAddress; |
| 34 | import org.onlab.packet.MacAddress; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 35 | import org.onosproject.cfg.ComponentConfigService; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 36 | import org.onosproject.cfg.ConfigProperty; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 37 | import org.onosproject.cluster.ClusterService; |
| 38 | import org.onosproject.cluster.LeadershipService; |
| 39 | import org.onosproject.cluster.NodeId; |
| 40 | import org.onosproject.core.ApplicationId; |
| 41 | import org.onosproject.core.CoreService; |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 42 | import org.onosproject.net.ConnectPoint; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 43 | import org.onosproject.net.DeviceId; |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 44 | import org.onosproject.net.PortNumber; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 45 | import org.onosproject.net.flow.DefaultTrafficSelector; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 46 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 47 | import org.onosproject.net.flow.TrafficSelector; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 48 | import org.onosproject.net.flow.TrafficTreatment; |
| 49 | import org.onosproject.net.packet.DefaultOutboundPacket; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 50 | import org.onosproject.net.packet.InboundPacket; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 51 | import org.onosproject.net.packet.PacketContext; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 52 | import org.onosproject.net.packet.PacketProcessor; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 53 | import org.onosproject.net.packet.PacketService; |
Hyunsun Moon | 0540087 | 2017-02-07 17:11:25 +0900 | [diff] [blame] | 54 | import org.onosproject.openstacknetworking.api.Constants; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 55 | import org.onosproject.openstacknetworking.api.InstancePort; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 56 | import org.onosproject.openstacknetworking.api.InstancePortEvent; |
| 57 | import org.onosproject.openstacknetworking.api.InstancePortListener; |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 58 | import org.onosproject.openstacknetworking.api.InstancePortService; |
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 | e1a3903 | 2018-06-19 21:49:36 +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; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 64 | import org.onosproject.openstacknetworking.api.OpenstackRouterEvent; |
| 65 | import org.onosproject.openstacknetworking.api.OpenstackRouterListener; |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 66 | import org.onosproject.openstacknetworking.api.OpenstackRouterService; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 67 | import org.onosproject.openstacknode.api.OpenstackNode; |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 68 | import org.onosproject.openstacknode.api.OpenstackNodeEvent; |
| 69 | import org.onosproject.openstacknode.api.OpenstackNodeListener; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 70 | import org.onosproject.openstacknode.api.OpenstackNodeService; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 71 | import org.openstack4j.model.network.ExternalGateway; |
Jian Li | 4df657b | 2018-05-29 16:39:00 +0900 | [diff] [blame] | 72 | import org.openstack4j.model.network.IP; |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 73 | import org.openstack4j.model.network.NetFloatingIP; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 74 | import org.openstack4j.model.network.Port; |
| 75 | import org.openstack4j.model.network.Router; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 76 | import org.osgi.service.component.ComponentContext; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 77 | import org.slf4j.Logger; |
| 78 | |
| 79 | import java.nio.ByteBuffer; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 80 | import java.util.Map; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 81 | import java.util.Objects; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 82 | import java.util.Set; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 83 | import java.util.concurrent.ExecutorService; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 84 | import java.util.stream.Collectors; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 85 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 86 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 87 | import static org.onlab.util.Tools.groupedThreads; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +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; |
| 90 | import static org.onosproject.openstacknetworking.api.Constants.DEFAULT_ARP_MODE_STR; |
| 91 | import static org.onosproject.openstacknetworking.api.Constants.DEFAULT_GATEWAY_MAC_STR; |
| 92 | import static org.onosproject.openstacknetworking.api.Constants.GW_COMMON_TABLE; |
| 93 | import static org.onosproject.openstacknetworking.api.Constants.OPENSTACK_NETWORKING_APP_ID; |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 94 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_CONTROL_RULE; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 95 | import static org.onosproject.openstacknetworking.api.Constants.PRIORITY_ARP_GATEWAY_RULE; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 96 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.associatedFloatingIp; |
| 97 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getGwByComputeDevId; |
Jian Li | a171a43 | 2018-06-11 11:52:11 +0900 | [diff] [blame] | 98 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getGwByInstancePort; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 99 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getPropertyValue; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 100 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.isAssociatedWithVM; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 101 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.GATEWAY; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 102 | import static org.slf4j.LoggerFactory.getLogger; |
| 103 | |
| 104 | /** |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 105 | * Handle ARP requests from gateway nodes. |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 106 | */ |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 107 | @Component(immediate = true) |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 108 | public class OpenstackRoutingArpHandler { |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 109 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 110 | private final Logger log = getLogger(getClass()); |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 111 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 112 | private static final String DEVICE_OWNER_ROUTER_GW = "network:router_gateway"; |
| 113 | private static final String DEVICE_OWNER_FLOATING_IP = "network:floatingip"; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 114 | private static final String ARP_MODE = "arpMode"; |
| 115 | |
| 116 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 117 | protected CoreService coreService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 118 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 119 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 120 | protected PacketService packetService; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 121 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 122 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
daniel park | 32b4220 | 2018-03-14 16:53:44 +0900 | [diff] [blame] | 123 | protected OpenstackNetworkAdminService osNetworkAdminService; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 124 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 125 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 126 | protected OpenstackRouterService osRouterService; |
| 127 | |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 128 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
daniel park | e49eb38 | 2017-04-05 16:48:28 +0900 | [diff] [blame] | 129 | protected OpenstackNodeService osNodeService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 130 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 131 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 132 | protected InstancePortService instancePortService; |
| 133 | |
| 134 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 135 | protected ClusterService clusterService; |
| 136 | |
| 137 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 138 | protected LeadershipService leadershipService; |
| 139 | |
| 140 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 141 | protected OpenstackFlowRuleService osFlowRuleService; |
| 142 | |
| 143 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 144 | protected OpenstackNetworkService osNetworkService; |
| 145 | |
| 146 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 147 | protected ComponentConfigService configService; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 148 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 149 | @Property(name = ARP_MODE, value = DEFAULT_ARP_MODE_STR, |
Daniel Park | 6041f10 | 2018-07-06 18:49:45 +0900 | [diff] [blame] | 150 | label = "ARP processing mode, broadcast | proxy (default)") |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 151 | protected String arpMode = DEFAULT_ARP_MODE_STR; |
| 152 | |
| 153 | protected String gatewayMac = DEFAULT_GATEWAY_MAC_STR; |
| 154 | |
| 155 | private final OpenstackRouterListener osRouterListener = new InternalRouterEventListener(); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 156 | private final OpenstackNodeListener osNodeListener = new InternalNodeEventListener(); |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 157 | private final InstancePortListener instPortListener = new InternalInstancePortListener(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 158 | |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 159 | private final OpenstackNetworkListener osNetworkListener = new InternalOpenstackNetworkListener(); |
| 160 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 161 | private ApplicationId appId; |
| 162 | private NodeId localNodeId; |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 163 | private final Map<String, MacAddress> floatingIpMacMap = Maps.newConcurrentMap(); |
| 164 | private final Map<String, DeviceId> migrationPool = Maps.newConcurrentMap(); |
| 165 | private final Map<MacAddress, InstancePort> terminatedInstPorts = Maps.newConcurrentMap(); |
| 166 | private final Map<MacAddress, InstancePort> tobeRemovedInstPorts = Maps.newConcurrentMap(); |
| 167 | private final Map<String, NetFloatingIP> pendingInstPortIds = Maps.newConcurrentMap(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 168 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 169 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 170 | groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 171 | |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 172 | private final PacketProcessor packetProcessor = new InternalPacketProcessor(); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 173 | |
| 174 | @Activate |
| 175 | protected void activate() { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 176 | appId = coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 177 | configService.registerProperties(getClass()); |
| 178 | localNodeId = clusterService.getLocalNode().id(); |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 179 | osRouterService.addListener(osRouterListener); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 180 | osNodeService.addListener(osNodeListener); |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 181 | osNetworkService.addListener(osNetworkListener); |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 182 | instancePortService.addListener(instPortListener); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 183 | leadershipService.runForLeadership(appId.name()); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 184 | packetService.addProcessor(packetProcessor, PacketProcessor.director(1)); |
| 185 | log.info("Started"); |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 186 | } |
| 187 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 188 | @Deactivate |
| 189 | protected void deactivate() { |
| 190 | packetService.removeProcessor(packetProcessor); |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 191 | instancePortService.removeListener(instPortListener); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 192 | osRouterService.removeListener(osRouterListener); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 193 | osNodeService.removeListener(osNodeListener); |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 194 | instancePortService.removeListener(instPortListener); |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 195 | osNetworkService.removeListener(osNetworkListener); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 196 | leadershipService.withdraw(appId.name()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 197 | eventExecutor.shutdown(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 198 | configService.unregisterProperties(getClass(), false); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 199 | log.info("Stopped"); |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 200 | } |
| 201 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 202 | @Modified |
| 203 | void modified(ComponentContext context) { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 204 | log.info("Modified"); |
| 205 | } |
| 206 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 207 | private String getArpMode() { |
| 208 | Set<ConfigProperty> properties = configService.getProperties(this.getClass().getName()); |
| 209 | return getPropertyValue(properties, ARP_MODE); |
| 210 | } |
| 211 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 212 | private void processArpPacket(PacketContext context, Ethernet ethernet) { |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 213 | ARP arp = (ARP) ethernet.getPayload(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 214 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 215 | if (arp.getOpCode() == ARP.OP_REQUEST && ARP_PROXY_MODE.equals(getArpMode())) { |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 216 | if (log.isTraceEnabled()) { |
| 217 | log.trace("ARP request received from {} for {}", |
| 218 | Ip4Address.valueOf(arp.getSenderProtocolAddress()).toString(), |
| 219 | Ip4Address.valueOf(arp.getTargetProtocolAddress()).toString()); |
| 220 | } |
| 221 | |
| 222 | IpAddress targetIp = Ip4Address.valueOf(arp.getTargetProtocolAddress()); |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 223 | |
| 224 | MacAddress targetMac = null; |
| 225 | |
| 226 | NetFloatingIP floatingIP = osRouterService.floatingIps().stream() |
| 227 | .filter(ip -> ip.getFloatingIpAddress().equals(targetIp.toString())) |
| 228 | .findAny().orElse(null); |
| 229 | |
daniel park | 576969a | 2018-03-09 07:07:41 +0900 | [diff] [blame] | 230 | //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] | 231 | if (floatingIP != null && floatingIP.getPortId() != null) { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 232 | targetMac = MacAddress.valueOf(osNetworkAdminService.port( |
| 233 | floatingIP.getPortId()).getMacAddress()); |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 234 | } |
| 235 | |
| 236 | if (isExternalGatewaySourceIp(targetIp.getIp4Address())) { |
| 237 | targetMac = Constants.DEFAULT_GATEWAY_MAC; |
| 238 | } |
| 239 | |
| 240 | if (targetMac == null) { |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 241 | log.trace("Unknown target ARP request for {}, ignore it", targetIp); |
| 242 | return; |
| 243 | } |
| 244 | |
Jian Li | a171a43 | 2018-06-11 11:52:11 +0900 | [diff] [blame] | 245 | InstancePort instPort = instancePortService.instancePort(targetMac); |
| 246 | |
| 247 | OpenstackNode gw = getGwByInstancePort(osNodeService.completeNodes(GATEWAY), instPort); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 248 | |
| 249 | if (gw == null) { |
| 250 | return; |
| 251 | } |
| 252 | |
| 253 | // if the ARP packet_in received from non-relevant GWs, we simply ignore it |
| 254 | if (!Objects.equals(gw.intgBridge(), context.inPacket().receivedFrom().deviceId())) { |
| 255 | return; |
| 256 | } |
| 257 | |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 258 | Ethernet ethReply = ARP.buildArpReply(targetIp.getIp4Address(), |
| 259 | targetMac, ethernet); |
| 260 | |
| 261 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
daniel park | 576969a | 2018-03-09 07:07:41 +0900 | [diff] [blame] | 262 | .setOutput(context.inPacket().receivedFrom().port()).build(); |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 263 | |
| 264 | packetService.emit(new DefaultOutboundPacket( |
| 265 | context.inPacket().receivedFrom().deviceId(), |
| 266 | treatment, |
| 267 | ByteBuffer.wrap(ethReply.serialize()))); |
| 268 | |
| 269 | context.block(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 270 | } |
| 271 | |
| 272 | if (arp.getOpCode() == ARP.OP_REPLY) { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 273 | ConnectPoint cp = context.inPacket().receivedFrom(); |
| 274 | PortNumber receivedPortNum = cp.port(); |
| 275 | IpAddress spa = Ip4Address.valueOf(arp.getSenderProtocolAddress()); |
| 276 | MacAddress sha = MacAddress.valueOf(arp.getSenderHardwareAddress()); |
| 277 | |
| 278 | log.debug("ARP reply ip: {}, mac: {}", spa, sha); |
| 279 | |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 280 | try { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 281 | |
Jian Li | d4066ea | 2018-06-07 01:44:45 +0900 | [diff] [blame] | 282 | Set<String> extRouterIps = osNetworkService.externalPeerRouters(). |
| 283 | stream().map(r -> r.externalPeerRouterIp().toString()).collect(Collectors.toSet()); |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 284 | |
Jian Li | d4066ea | 2018-06-07 01:44:45 +0900 | [diff] [blame] | 285 | // if SPA is NOT contained in existing external router IP set, we ignore it |
| 286 | if (!extRouterIps.contains(spa.toString())) { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 287 | return; |
| 288 | } |
| 289 | |
| 290 | OpenstackNode node = osNodeService.node(cp.deviceId()); |
| 291 | |
| 292 | if (node == null) { |
| 293 | return; |
| 294 | } |
| 295 | |
| 296 | // we only handles the ARP-Reply message received by gateway node |
| 297 | if (node.type() != GATEWAY) { |
| 298 | return; |
| 299 | } |
| 300 | |
| 301 | if (receivedPortNum.equals(node.uplinkPortNum())) { |
| 302 | osNetworkAdminService.updateExternalPeerRouterMac(spa, sha); |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 303 | } |
| 304 | } catch (Exception e) { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 305 | log.error("Exception occurred because of {}", e); |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 306 | } |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 307 | } |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 308 | } |
| 309 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 310 | private class InternalPacketProcessor implements PacketProcessor { |
| 311 | |
| 312 | @Override |
| 313 | public void process(PacketContext context) { |
| 314 | if (context.isHandled()) { |
| 315 | return; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 316 | } |
| 317 | |
| 318 | Set<DeviceId> gateways = osNodeService.completeNodes(GATEWAY) |
| 319 | .stream().map(OpenstackNode::intgBridge) |
| 320 | .collect(Collectors.toSet()); |
| 321 | |
| 322 | if (!gateways.contains(context.inPacket().receivedFrom().deviceId())) { |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 323 | // return if the packet is not from gateway nodes |
| 324 | return; |
| 325 | } |
| 326 | |
| 327 | InboundPacket pkt = context.inPacket(); |
| 328 | Ethernet ethernet = pkt.parsed(); |
| 329 | if (ethernet != null && |
| 330 | ethernet.getEtherType() == Ethernet.TYPE_ARP) { |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 331 | eventExecutor.execute(() -> processArpPacket(context, ethernet)); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 332 | } |
| 333 | } |
| 334 | } |
| 335 | |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 336 | private boolean isExternalGatewaySourceIp(IpAddress targetIp) { |
daniel park | 32b4220 | 2018-03-14 16:53:44 +0900 | [diff] [blame] | 337 | return osNetworkAdminService.ports().stream() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 338 | .filter(osPort -> Objects.equals(osPort.getDeviceOwner(), |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 339 | DEVICE_OWNER_ROUTER_GW)) |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 340 | .flatMap(osPort -> osPort.getFixedIps().stream()) |
| 341 | .anyMatch(ip -> IpAddress.valueOf(ip.getIpAddress()).equals(targetIp)); |
Kyuhwi Choi | 92d9ea4 | 2016-06-13 17:28:00 +0900 | [diff] [blame] | 342 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 343 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 344 | private void initFloatingIpMacMap() { |
| 345 | osRouterService.floatingIps().forEach(f -> { |
| 346 | if (f.getPortId() != null && f.getFloatingIpAddress() != null) { |
| 347 | Port port = osNetworkAdminService.port(f.getPortId()); |
| 348 | if (port != null && port.getMacAddress() != null) { |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 349 | floatingIpMacMap.put(f.getFloatingIpAddress(), |
| 350 | MacAddress.valueOf(port.getMacAddress())); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 351 | } |
| 352 | } |
| 353 | }); |
| 354 | } |
| 355 | |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 356 | private void initPendingInstPorts() { |
| 357 | osRouterService.floatingIps().forEach(f -> { |
| 358 | if (f.getPortId() != null) { |
| 359 | Port port = osNetworkAdminService.port(f.getPortId()); |
| 360 | if (port != null) { |
| 361 | if (!Strings.isNullOrEmpty(port.getDeviceId()) && |
| 362 | instancePortService.instancePort(f.getPortId()) == null) { |
| 363 | pendingInstPortIds.put(f.getPortId(), f); |
| 364 | } |
| 365 | } |
| 366 | } |
| 367 | }); |
| 368 | } |
| 369 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 370 | /** |
| 371 | * Installs static ARP rules used in ARP BROAD_CAST mode. |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 372 | * |
| 373 | * @param gateway gateway node |
| 374 | * @param install flow rule installation flag |
| 375 | */ |
| 376 | private void setFloatingIpArpRuleForGateway(OpenstackNode gateway, boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 377 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 378 | |
| 379 | Set<OpenstackNode> completedGws = osNodeService.completeNodes(GATEWAY); |
| 380 | Set<OpenstackNode> finalGws = Sets.newConcurrentHashSet(); |
| 381 | finalGws.addAll(ImmutableSet.copyOf(completedGws)); |
| 382 | |
| 383 | if (install) { |
| 384 | if (completedGws.contains(gateway)) { |
| 385 | if (completedGws.size() > 1) { |
| 386 | finalGws.remove(gateway); |
| 387 | osRouterService.floatingIps().forEach(fip -> { |
| 388 | if (fip.getPortId() != null) { |
| 389 | setFloatingIpArpRule(fip, finalGws, false); |
| 390 | finalGws.add(gateway); |
| 391 | } |
| 392 | }); |
| 393 | } |
| 394 | osRouterService.floatingIps().forEach(fip -> { |
| 395 | if (fip.getPortId() != null) { |
| 396 | setFloatingIpArpRule(fip, finalGws, true); |
| 397 | } |
| 398 | }); |
| 399 | } else { |
| 400 | log.warn("Detected node should be included in completed gateway set"); |
| 401 | } |
| 402 | } else { |
| 403 | if (!completedGws.contains(gateway)) { |
| 404 | finalGws.add(gateway); |
| 405 | osRouterService.floatingIps().forEach(fip -> { |
| 406 | if (fip.getPortId() != null) { |
| 407 | setFloatingIpArpRule(fip, finalGws, false); |
| 408 | } |
| 409 | }); |
| 410 | finalGws.remove(gateway); |
| 411 | if (completedGws.size() >= 1) { |
| 412 | osRouterService.floatingIps().forEach(fip -> { |
| 413 | if (fip.getPortId() != null) { |
| 414 | setFloatingIpArpRule(fip, finalGws, true); |
| 415 | } |
| 416 | }); |
| 417 | } |
| 418 | } else { |
| 419 | log.warn("Detected node should NOT be included in completed gateway set"); |
| 420 | } |
| 421 | } |
| 422 | } |
| 423 | } |
| 424 | |
| 425 | /** |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 426 | * Installs/uninstalls ARP flow rules to the corresponding gateway by |
| 427 | * looking for compute node's device ID. |
| 428 | * |
| 429 | * @param fip floating IP |
| 430 | * @param port instance port |
| 431 | * @param gateways a collection of gateways |
| 432 | * @param install install flag |
| 433 | */ |
| 434 | private void setFloatingIpArpRuleWithPortEvent(NetFloatingIP fip, |
| 435 | InstancePort port, |
| 436 | Set<OpenstackNode> gateways, |
| 437 | boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 438 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 439 | |
| 440 | OpenstackNode gw = getGwByInstancePort(gateways, port); |
| 441 | |
| 442 | if (gw == null) { |
| 443 | return; |
| 444 | } |
| 445 | |
| 446 | String macString = osNetworkAdminService.port(fip.getPortId()).getMacAddress(); |
| 447 | |
| 448 | setArpRule(fip, MacAddress.valueOf(macString), gw, install); |
| 449 | } |
| 450 | } |
| 451 | |
| 452 | /** |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 453 | * Installs static ARP rules used in ARP BROAD_CAST mode. |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 454 | * Note that, those rules will be only matched ARP_REQUEST packets, |
| 455 | * used for telling gateway node the mapped MAC address of requested IP, |
| 456 | * without the helps from controller. |
| 457 | * |
| 458 | * @param fip floating IP address |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 459 | * @param gateways a set of gateway nodes |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 460 | * @param install flow rule installation flag |
| 461 | */ |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 462 | private synchronized void setFloatingIpArpRule(NetFloatingIP fip, |
| 463 | Set<OpenstackNode> gateways, |
| 464 | boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 465 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 466 | |
| 467 | if (fip == null) { |
| 468 | log.warn("Failed to set ARP broadcast rule for floating IP"); |
| 469 | return; |
| 470 | } |
| 471 | |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 472 | MacAddress targetMac; |
| 473 | InstancePort instPort; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 474 | |
| 475 | if (install) { |
| 476 | if (fip.getPortId() != null) { |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 477 | String macString = osNetworkAdminService.port(fip.getPortId()).getMacAddress(); |
| 478 | targetMac = MacAddress.valueOf(macString); |
| 479 | floatingIpMacMap.put(fip.getFloatingIpAddress(), targetMac); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 480 | } else { |
| 481 | log.trace("Unknown target ARP request for {}, ignore it", |
| 482 | fip.getFloatingIpAddress()); |
| 483 | return; |
| 484 | } |
| 485 | } else { |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 486 | targetMac = floatingIpMacMap.get(fip.getFloatingIpAddress()); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 487 | } |
| 488 | |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 489 | instPort = instancePortService.instancePort(targetMac); |
| 490 | |
| 491 | // in VM purge case, we will have null instance port |
| 492 | if (instPort == null) { |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 493 | instPort = tobeRemovedInstPorts.get(targetMac); |
| 494 | tobeRemovedInstPorts.remove(targetMac); |
| 495 | } |
| 496 | |
| 497 | if (instPort == null) { |
| 498 | instPort = terminatedInstPorts.get(targetMac); |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 499 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 500 | |
Jian Li | a171a43 | 2018-06-11 11:52:11 +0900 | [diff] [blame] | 501 | OpenstackNode gw = getGwByInstancePort(gateways, instPort); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 502 | |
| 503 | if (gw == null) { |
| 504 | return; |
| 505 | } |
| 506 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 507 | setArpRule(fip, targetMac, gw, install); |
| 508 | } |
| 509 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 510 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 511 | private void setArpRule(NetFloatingIP fip, MacAddress targetMac, |
| 512 | OpenstackNode gateway, boolean install) { |
| 513 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 514 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 515 | .matchArpOp(ARP.OP_REQUEST) |
| 516 | .matchArpTpa(Ip4Address.valueOf(fip.getFloatingIpAddress())) |
| 517 | .build(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 518 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 519 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 520 | .setArpOp(ARP.OP_REPLY) |
| 521 | .setArpSha(targetMac) |
| 522 | .setArpSpa(Ip4Address.valueOf(fip.getFloatingIpAddress())) |
| 523 | .setOutput(PortNumber.IN_PORT) |
| 524 | .build(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 525 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 526 | osFlowRuleService.setRule( |
| 527 | appId, |
| 528 | gateway.intgBridge(), |
| 529 | selector, |
| 530 | treatment, |
| 531 | PRIORITY_ARP_GATEWAY_RULE, |
| 532 | GW_COMMON_TABLE, |
| 533 | install |
| 534 | ); |
| 535 | |
| 536 | if (install) { |
| 537 | log.info("Install ARP Rule for Floating IP {}", |
| 538 | fip.getFloatingIpAddress()); |
| 539 | } else { |
| 540 | log.info("Uninstall ARP Rule for Floating IP {}", |
| 541 | fip.getFloatingIpAddress()); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 542 | } |
| 543 | } |
| 544 | |
| 545 | /** |
| 546 | * An internal router event listener, intended to install/uninstall |
| 547 | * ARP rules for forwarding packets created from floating IPs. |
| 548 | */ |
| 549 | private class InternalRouterEventListener implements OpenstackRouterListener { |
| 550 | |
| 551 | @Override |
| 552 | public boolean isRelevant(OpenstackRouterEvent event) { |
| 553 | // do not allow to proceed without leadership |
| 554 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 555 | return Objects.equals(localNodeId, leader); |
| 556 | } |
| 557 | |
| 558 | @Override |
| 559 | public void event(OpenstackRouterEvent event) { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 560 | |
| 561 | Set<OpenstackNode> completedGws = osNodeService.completeNodes(GATEWAY); |
| 562 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 563 | switch (event.type()) { |
| 564 | case OPENSTACK_ROUTER_CREATED: |
| 565 | eventExecutor.execute(() -> |
| 566 | // add a router with external gateway |
| 567 | setFakeGatewayArpRule(event.subject(), true) |
| 568 | ); |
| 569 | break; |
| 570 | case OPENSTACK_ROUTER_REMOVED: |
| 571 | eventExecutor.execute(() -> |
| 572 | // remove a router with external gateway |
| 573 | setFakeGatewayArpRule(event.subject(), false) |
| 574 | ); |
| 575 | break; |
| 576 | case OPENSTACK_ROUTER_GATEWAY_ADDED: |
| 577 | eventExecutor.execute(() -> |
| 578 | // add a gateway manually after adding a router |
| 579 | setFakeGatewayArpRule(event.externalGateway(), true) |
| 580 | ); |
| 581 | break; |
| 582 | case OPENSTACK_ROUTER_GATEWAY_REMOVED: |
| 583 | eventExecutor.execute(() -> |
| 584 | // remove a gateway from an existing router |
| 585 | setFakeGatewayArpRule(event.externalGateway(), false) |
| 586 | ); |
| 587 | break; |
| 588 | case OPENSTACK_FLOATING_IP_ASSOCIATED: |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 589 | |
| 590 | if (instancePortService.instancePort(event.portId()) == null) { |
| 591 | log.info("Try to associate the fip {} with a terminated VM", |
| 592 | event.floatingIp().getFloatingIpAddress()); |
| 593 | pendingInstPortIds.put(event.portId(), event.floatingIp()); |
| 594 | return; |
| 595 | } |
| 596 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 597 | eventExecutor.execute(() -> |
| 598 | // associate a floating IP with an existing VM |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 599 | setFloatingIpArpRule(event.floatingIp(), completedGws, true) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 600 | ); |
| 601 | break; |
| 602 | case OPENSTACK_FLOATING_IP_DISASSOCIATED: |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 603 | |
| 604 | MacAddress mac = floatingIpMacMap.get(event.floatingIp().getFloatingIpAddress()); |
| 605 | |
| 606 | if (mac != null && !tobeRemovedInstPorts.containsKey(mac) && |
| 607 | terminatedInstPorts.containsKey(mac)) { |
| 608 | tobeRemovedInstPorts.put(mac, terminatedInstPorts.get(mac)); |
| 609 | } |
| 610 | |
| 611 | if (instancePortService.instancePort(event.portId()) == null) { |
| 612 | |
| 613 | if (pendingInstPortIds.containsKey(event.portId())) { |
| 614 | log.info("Try to disassociate the fip {} with a terminated VM", |
| 615 | event.floatingIp().getFloatingIpAddress()); |
| 616 | pendingInstPortIds.remove(event.portId()); |
| 617 | return; |
| 618 | } |
| 619 | } |
| 620 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 621 | eventExecutor.execute(() -> |
| 622 | // disassociate a floating IP with the existing VM |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 623 | setFloatingIpArpRule(event.floatingIp(), completedGws, false) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 624 | ); |
| 625 | break; |
| 626 | case OPENSTACK_FLOATING_IP_CREATED: |
| 627 | eventExecutor.execute(() -> { |
| 628 | NetFloatingIP osFip = event.floatingIp(); |
| 629 | |
| 630 | // during floating IP creation, if the floating IP is |
| 631 | // associated with any port of VM, then we will set |
| 632 | // floating IP related ARP rules to gateway node |
| 633 | if (!Strings.isNullOrEmpty(osFip.getPortId())) { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 634 | setFloatingIpArpRule(osFip, completedGws, true); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 635 | } |
| 636 | }); |
| 637 | break; |
| 638 | case OPENSTACK_FLOATING_IP_REMOVED: |
| 639 | eventExecutor.execute(() -> { |
| 640 | NetFloatingIP osFip = event.floatingIp(); |
| 641 | |
| 642 | // during floating IP deletion, if the floating IP is |
| 643 | // still associated with any port of VM, then we will |
| 644 | // remove floating IP related ARP rules from gateway node |
| 645 | if (!Strings.isNullOrEmpty(osFip.getPortId())) { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 646 | setFloatingIpArpRule(event.floatingIp(), completedGws, false); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 647 | } |
| 648 | }); |
| 649 | break; |
| 650 | default: |
| 651 | // do nothing for the other events |
| 652 | break; |
| 653 | } |
| 654 | } |
| 655 | |
Jian Li | 4df657b | 2018-05-29 16:39:00 +0900 | [diff] [blame] | 656 | private Set<IP> getExternalGatewaySnatIps(ExternalGateway extGw) { |
| 657 | return osNetworkAdminService.ports().stream() |
| 658 | .filter(port -> |
| 659 | Objects.equals(port.getNetworkId(), extGw.getNetworkId())) |
| 660 | .filter(port -> |
| 661 | Objects.equals(port.getDeviceOwner(), DEVICE_OWNER_ROUTER_GW)) |
| 662 | .flatMap(port -> port.getFixedIps().stream()) |
| 663 | .collect(Collectors.toSet()); |
| 664 | } |
| 665 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 666 | private void setFakeGatewayArpRule(ExternalGateway extGw, boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 667 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 668 | |
| 669 | if (extGw == null) { |
| 670 | return; |
| 671 | } |
| 672 | |
Jian Li | 4df657b | 2018-05-29 16:39:00 +0900 | [diff] [blame] | 673 | Set<IP> ips = getExternalGatewaySnatIps(extGw); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 674 | |
Jian Li | 4df657b | 2018-05-29 16:39:00 +0900 | [diff] [blame] | 675 | ips.forEach(ip -> { |
| 676 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 677 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 678 | .matchArpOp(ARP.OP_REQUEST) |
| 679 | .matchArpTpa(Ip4Address.valueOf(ip.getIpAddress())) |
| 680 | .build(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 681 | |
Jian Li | 4df657b | 2018-05-29 16:39:00 +0900 | [diff] [blame] | 682 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 683 | .setArpOp(ARP.OP_REPLY) |
| 684 | .setArpSha(MacAddress.valueOf(gatewayMac)) |
| 685 | .setArpSpa(Ip4Address.valueOf(ip.getIpAddress())) |
| 686 | .setOutput(PortNumber.IN_PORT) |
| 687 | .build(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 688 | |
Jian Li | 4df657b | 2018-05-29 16:39:00 +0900 | [diff] [blame] | 689 | osNodeService.completeNodes(GATEWAY).forEach(n -> |
| 690 | osFlowRuleService.setRule( |
| 691 | appId, |
| 692 | n.intgBridge(), |
| 693 | selector, |
| 694 | treatment, |
| 695 | PRIORITY_ARP_GATEWAY_RULE, |
| 696 | GW_COMMON_TABLE, |
| 697 | install |
| 698 | ) |
| 699 | ); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 700 | |
Jian Li | 4df657b | 2018-05-29 16:39:00 +0900 | [diff] [blame] | 701 | if (install) { |
| 702 | log.info("Install ARP Rule for Gateway Snat {}", ip.getIpAddress()); |
| 703 | } else { |
| 704 | log.info("Uninstall ARP Rule for Gateway Snat {}", ip.getIpAddress()); |
| 705 | } |
| 706 | }); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 707 | } |
| 708 | } |
| 709 | |
| 710 | private void setFakeGatewayArpRule(Router router, boolean install) { |
| 711 | setFakeGatewayArpRule(router.getExternalGatewayInfo(), install); |
| 712 | } |
| 713 | } |
| 714 | |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 715 | private class InternalInstancePortListener implements InstancePortListener { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 716 | |
| 717 | @Override |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 718 | public boolean isRelevant(InstancePortEvent event) { |
| 719 | // do not allow to proceed without leadership |
| 720 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 721 | return Objects.equals(localNodeId, leader); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 722 | } |
| 723 | |
| 724 | @Override |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 725 | public void event(InstancePortEvent event) { |
| 726 | InstancePort instPort = event.subject(); |
| 727 | |
| 728 | Set<NetFloatingIP> ips = osRouterService.floatingIps(); |
| 729 | NetFloatingIP fip = associatedFloatingIp(instPort, ips); |
| 730 | Set<OpenstackNode> gateways = osNodeService.completeNodes(GATEWAY); |
| 731 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 732 | switch (event.type()) { |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 733 | case OPENSTACK_INSTANCE_PORT_DETECTED: |
| 734 | terminatedInstPorts.remove(instPort.macAddress()); |
| 735 | |
| 736 | if (pendingInstPortIds.containsKey(instPort.portId())) { |
| 737 | Set<OpenstackNode> completedGws = |
| 738 | osNodeService.completeNodes(GATEWAY); |
| 739 | setFloatingIpArpRule(pendingInstPortIds.get(instPort.portId()), |
| 740 | completedGws, true); |
| 741 | pendingInstPortIds.remove(instPort.portId()); |
| 742 | } |
| 743 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 744 | break; |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 745 | |
| 746 | case OPENSTACK_INSTANCE_PORT_VANISHED: |
| 747 | terminatedInstPorts.put(instPort.macAddress(), instPort); |
| 748 | break; |
| 749 | |
| 750 | case OPENSTACK_INSTANCE_MIGRATION_STARTED: |
| 751 | |
| 752 | if (gateways.size() == 1) { |
| 753 | return; |
| 754 | } |
| 755 | |
| 756 | if (fip != null && isAssociatedWithVM(osNetworkService, fip)) { |
| 757 | migrationPool.put(fip.getFloatingIpAddress(), event.subject().deviceId()); |
| 758 | |
| 759 | eventExecutor.execute(() -> { |
| 760 | setFloatingIpArpRuleWithPortEvent(fip, event.subject(), |
| 761 | gateways, true); |
| 762 | }); |
| 763 | } |
| 764 | |
| 765 | break; |
| 766 | case OPENSTACK_INSTANCE_MIGRATION_ENDED: |
| 767 | |
| 768 | if (gateways.size() == 1) { |
| 769 | return; |
| 770 | } |
| 771 | |
| 772 | if (fip != null && isAssociatedWithVM(osNetworkService, fip)) { |
| 773 | DeviceId newDeviceId = migrationPool.get(fip.getFloatingIpAddress()); |
| 774 | DeviceId oldDeviceId = event.subject().deviceId(); |
| 775 | migrationPool.remove(fip.getFloatingIpAddress()); |
| 776 | |
| 777 | OpenstackNode oldGw = getGwByComputeDevId(gateways, oldDeviceId); |
| 778 | OpenstackNode newGw = getGwByComputeDevId(gateways, newDeviceId); |
| 779 | |
| 780 | if (oldGw != null && oldGw.equals(newGw)) { |
| 781 | return; |
| 782 | } |
| 783 | |
| 784 | eventExecutor.execute(() -> |
| 785 | setFloatingIpArpRuleWithPortEvent(fip, event.subject(), |
| 786 | gateways, false)); |
| 787 | } |
| 788 | break; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 789 | default: |
| 790 | break; |
| 791 | } |
| 792 | } |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 793 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 794 | |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 795 | private class InternalOpenstackNetworkListener implements OpenstackNetworkListener { |
| 796 | |
| 797 | @Override |
| 798 | public boolean isRelevant(OpenstackNetworkEvent event) { |
| 799 | // do not allow to proceed without leadership |
| 800 | NodeId leader = leadershipService.getLeader(appId.name()); |
| 801 | return Objects.equals(localNodeId, leader); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 802 | } |
| 803 | |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 804 | @Override |
| 805 | public void event(OpenstackNetworkEvent event) { |
| 806 | switch (event.type()) { |
| 807 | case OPENSTACK_PORT_REMOVED: |
| 808 | Port osPort = event.port(); |
| 809 | MacAddress mac = MacAddress.valueOf(osPort.getMacAddress()); |
| 810 | if (terminatedInstPorts.containsKey(mac)) { |
| 811 | tobeRemovedInstPorts.put(mac, terminatedInstPorts.get(mac)); |
| 812 | terminatedInstPorts.remove(mac); |
| 813 | } |
| 814 | break; |
| 815 | default: |
| 816 | break; |
| 817 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 818 | } |
| 819 | } |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 820 | |
| 821 | private class InternalNodeEventListener implements OpenstackNodeListener { |
| 822 | |
| 823 | @Override |
| 824 | public boolean isRelevant(OpenstackNodeEvent event) { |
| 825 | // do not allow to proceed without leadership |
| 826 | NodeId leader = leadershipService.getLeader(appId.name()); |
Jian Li | 51b844c | 2018-05-31 10:59:03 +0900 | [diff] [blame] | 827 | return Objects.equals(localNodeId, leader) && event.subject().type() == GATEWAY; |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 828 | } |
| 829 | |
| 830 | @Override |
| 831 | public void event(OpenstackNodeEvent event) { |
| 832 | OpenstackNode osNode = event.subject(); |
| 833 | switch (event.type()) { |
| 834 | case OPENSTACK_NODE_COMPLETE: |
Jian Li | 51b844c | 2018-05-31 10:59:03 +0900 | [diff] [blame] | 835 | setDefaultArpRule(osNode, true); |
| 836 | setFloatingIpArpRuleForGateway(osNode, true); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 837 | |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 838 | // initialize FloatingIp to Mac map |
| 839 | initFloatingIpMacMap(); |
| 840 | |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 841 | // initialize pendingInstPorts |
| 842 | initPendingInstPorts(); |
| 843 | |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 844 | break; |
| 845 | case OPENSTACK_NODE_INCOMPLETE: |
Jian Li | 51b844c | 2018-05-31 10:59:03 +0900 | [diff] [blame] | 846 | setDefaultArpRule(osNode, false); |
| 847 | setFloatingIpArpRuleForGateway(osNode, false); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 848 | break; |
| 849 | default: |
| 850 | break; |
| 851 | } |
| 852 | } |
| 853 | |
| 854 | private void setDefaultArpRule(OpenstackNode osNode, boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 855 | switch (getArpMode()) { |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 856 | case ARP_PROXY_MODE: |
| 857 | setDefaultArpRuleForProxyMode(osNode, install); |
| 858 | break; |
| 859 | case ARP_BROADCAST_MODE: |
| 860 | setDefaultArpRuleForBroadcastMode(osNode, install); |
| 861 | break; |
| 862 | default: |
| 863 | log.warn("Invalid ARP mode {}. Please use either " + |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 864 | "broadcast or proxy mode.", getArpMode()); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 865 | break; |
| 866 | } |
| 867 | } |
| 868 | |
| 869 | private void setDefaultArpRuleForProxyMode(OpenstackNode osNode, boolean install) { |
| 870 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 871 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 872 | .build(); |
| 873 | |
| 874 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 875 | .punt() |
| 876 | .build(); |
| 877 | |
| 878 | osFlowRuleService.setRule( |
| 879 | appId, |
| 880 | osNode.intgBridge(), |
| 881 | selector, |
| 882 | treatment, |
| 883 | PRIORITY_ARP_CONTROL_RULE, |
Jian Li | 8abf2fe | 2018-06-12 18:42:30 +0900 | [diff] [blame] | 884 | GW_COMMON_TABLE, |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 885 | install |
| 886 | ); |
| 887 | } |
| 888 | |
| 889 | private void setDefaultArpRuleForBroadcastMode(OpenstackNode osNode, boolean install) { |
| 890 | // we only match ARP_REPLY in gateway node, because controller |
| 891 | // somehow need to process ARP_REPLY which is issued from |
| 892 | // external router... |
| 893 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 894 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 895 | .matchArpOp(ARP.OP_REPLY) |
| 896 | .build(); |
| 897 | |
| 898 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 899 | .punt() |
| 900 | .build(); |
| 901 | |
| 902 | osFlowRuleService.setRule( |
| 903 | appId, |
| 904 | osNode.intgBridge(), |
| 905 | selector, |
| 906 | treatment, |
| 907 | PRIORITY_ARP_CONTROL_RULE, |
Jian Li | 8abf2fe | 2018-06-12 18:42:30 +0900 | [diff] [blame] | 908 | GW_COMMON_TABLE, |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 909 | install |
| 910 | ); |
| 911 | } |
| 912 | } |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 913 | } |