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; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 21 | import org.onlab.packet.ARP; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 22 | import org.onlab.packet.EthType; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 23 | import org.onlab.packet.Ethernet; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 24 | import org.onlab.packet.Ip4Address; |
| 25 | import org.onlab.packet.IpAddress; |
| 26 | import org.onlab.packet.MacAddress; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 27 | import org.onosproject.cfg.ComponentConfigService; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 28 | import org.onosproject.cfg.ConfigProperty; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 29 | import org.onosproject.cluster.ClusterService; |
| 30 | import org.onosproject.cluster.LeadershipService; |
| 31 | import org.onosproject.cluster.NodeId; |
| 32 | import org.onosproject.core.ApplicationId; |
| 33 | import org.onosproject.core.CoreService; |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 34 | import org.onosproject.net.ConnectPoint; |
Jian Li | 528f96e | 2020-04-29 23:36:15 +0900 | [diff] [blame] | 35 | import org.onosproject.net.Device; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 36 | import org.onosproject.net.DeviceId; |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 37 | import org.onosproject.net.PortNumber; |
Jian Li | 528f96e | 2020-04-29 23:36:15 +0900 | [diff] [blame] | 38 | import org.onosproject.net.device.DeviceService; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 39 | import org.onosproject.net.flow.DefaultTrafficSelector; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 40 | import org.onosproject.net.flow.DefaultTrafficTreatment; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 41 | import org.onosproject.net.flow.TrafficSelector; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 42 | import org.onosproject.net.flow.TrafficTreatment; |
| 43 | import org.onosproject.net.packet.DefaultOutboundPacket; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 44 | import org.onosproject.net.packet.InboundPacket; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 45 | import org.onosproject.net.packet.PacketContext; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 46 | import org.onosproject.net.packet.PacketProcessor; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 47 | import org.onosproject.net.packet.PacketService; |
Hyunsun Moon | 0540087 | 2017-02-07 17:11:25 +0900 | [diff] [blame] | 48 | import org.onosproject.openstacknetworking.api.Constants; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 49 | import org.onosproject.openstacknetworking.api.ExternalPeerRouter; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 50 | import org.onosproject.openstacknetworking.api.InstancePort; |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 51 | import org.onosproject.openstacknetworking.api.InstancePortAdminService; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 52 | import org.onosproject.openstacknetworking.api.InstancePortEvent; |
| 53 | import org.onosproject.openstacknetworking.api.InstancePortListener; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 54 | import org.onosproject.openstacknetworking.api.OpenstackFlowRuleService; |
daniel park | 32b4220 | 2018-03-14 16:53:44 +0900 | [diff] [blame] | 55 | import org.onosproject.openstacknetworking.api.OpenstackNetworkAdminService; |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 56 | import org.onosproject.openstacknetworking.api.OpenstackNetworkEvent; |
| 57 | import org.onosproject.openstacknetworking.api.OpenstackNetworkListener; |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 58 | import org.onosproject.openstacknetworking.api.OpenstackNetworkService; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 59 | import org.onosproject.openstacknetworking.api.OpenstackRouterAdminService; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 60 | import org.onosproject.openstacknetworking.api.OpenstackRouterEvent; |
| 61 | import org.onosproject.openstacknetworking.api.OpenstackRouterListener; |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 62 | import org.onosproject.openstacknetworking.api.PreCommitPortService; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 63 | import org.onosproject.openstacknode.api.OpenstackNode; |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 64 | import org.onosproject.openstacknode.api.OpenstackNodeEvent; |
| 65 | import org.onosproject.openstacknode.api.OpenstackNodeListener; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 66 | import org.onosproject.openstacknode.api.OpenstackNodeService; |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 67 | import org.openstack4j.model.network.IP; |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 68 | import org.openstack4j.model.network.NetFloatingIP; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 69 | import org.openstack4j.model.network.Network; |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 70 | import org.openstack4j.model.network.Port; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 71 | import org.openstack4j.model.network.Router; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 72 | import org.osgi.service.component.ComponentContext; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 73 | import org.osgi.service.component.annotations.Activate; |
| 74 | import org.osgi.service.component.annotations.Component; |
| 75 | import org.osgi.service.component.annotations.Deactivate; |
| 76 | import org.osgi.service.component.annotations.Modified; |
| 77 | import org.osgi.service.component.annotations.Reference; |
| 78 | import org.osgi.service.component.annotations.ReferenceCardinality; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 79 | import org.slf4j.Logger; |
| 80 | |
| 81 | import java.nio.ByteBuffer; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 82 | import java.util.Objects; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 83 | import java.util.Set; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 84 | import java.util.concurrent.ExecutorService; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 85 | import java.util.stream.Collectors; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 86 | |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 87 | import static java.util.Objects.requireNonNull; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 88 | import static java.util.concurrent.Executors.newSingleThreadExecutor; |
| 89 | import static org.onlab.util.Tools.groupedThreads; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 90 | import static org.onosproject.openstacknetworking.api.Constants.ARP_BROADCAST_MODE; |
| 91 | import static org.onosproject.openstacknetworking.api.Constants.ARP_PROXY_MODE; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 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 | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 96 | import static org.onosproject.openstacknetworking.api.OpenstackNetworkEvent.Type.OPENSTACK_PORT_PRE_REMOVE; |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 97 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.ARP_MODE; |
| 98 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.ARP_MODE_DEFAULT; |
| 99 | import static org.onosproject.openstacknetworking.impl.OsgiPropertyConstants.GATEWAY_MAC_DEFAULT; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 100 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.associatedFloatingIp; |
Jian Li | a5c7edf | 2020-02-24 16:42:24 +0900 | [diff] [blame] | 101 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.externalGatewayIp; |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 102 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.externalPeerRouterForNetwork; |
| 103 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.floatingIpByInstancePort; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 104 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getGwByComputeDevId; |
Jian Li | a171a43 | 2018-06-11 11:52:11 +0900 | [diff] [blame] | 105 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getGwByInstancePort; |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 106 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.getPropertyValue; |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 107 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.isAssociatedWithVM; |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 108 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.processGarpPacketForFloatingIp; |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 109 | import static org.onosproject.openstacknetworking.util.OpenstackNetworkingUtil.swapStaleLocation; |
Jian Li | 528f96e | 2020-04-29 23:36:15 +0900 | [diff] [blame] | 110 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildMoveArpShaToThaExtension; |
| 111 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildMoveArpSpaToTpaExtension; |
| 112 | import static org.onosproject.openstacknetworking.util.RulePopulatorUtil.buildMoveEthSrcToDstExtension; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 113 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.COMPUTE; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 114 | import static org.onosproject.openstacknode.api.OpenstackNode.NodeType.GATEWAY; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 115 | import static org.slf4j.LoggerFactory.getLogger; |
| 116 | |
| 117 | /** |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 118 | * Handle ARP requests from gateway nodes. |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 119 | */ |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 120 | @Component( |
| 121 | immediate = true, |
| 122 | property = { |
| 123 | ARP_MODE + "=" + ARP_MODE_DEFAULT |
| 124 | } |
| 125 | ) |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 126 | public class OpenstackRoutingArpHandler { |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 127 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 128 | private final Logger log = getLogger(getClass()); |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 129 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 130 | private static final String DEVICE_OWNER_ROUTER_GW = "network:router_gateway"; |
| 131 | private static final String DEVICE_OWNER_FLOATING_IP = "network:floatingip"; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 132 | private static final String ARP_MODE = "arpMode"; |
| 133 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 134 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 135 | protected CoreService coreService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 136 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 137 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 138 | protected PacketService packetService; |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 139 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 140 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
daniel park | 32b4220 | 2018-03-14 16:53:44 +0900 | [diff] [blame] | 141 | protected OpenstackNetworkAdminService osNetworkAdminService; |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 142 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 143 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 144 | protected OpenstackRouterAdminService osRouterAdminService; |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 145 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 146 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
daniel park | e49eb38 | 2017-04-05 16:48:28 +0900 | [diff] [blame] | 147 | protected OpenstackNodeService osNodeService; |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 148 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 149 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 150 | protected InstancePortAdminService instancePortService; |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 151 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 152 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 528f96e | 2020-04-29 23:36:15 +0900 | [diff] [blame] | 153 | protected DeviceService deviceService; |
| 154 | |
| 155 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 156 | protected ClusterService clusterService; |
| 157 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 158 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 159 | protected LeadershipService leadershipService; |
| 160 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 161 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 162 | protected OpenstackFlowRuleService osFlowRuleService; |
| 163 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 164 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 165 | protected OpenstackNetworkService osNetworkService; |
| 166 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 167 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 168 | protected ComponentConfigService configService; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 169 | |
Ray Milkey | 0b18b72 | 2018-10-16 13:19:15 -0700 | [diff] [blame] | 170 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 171 | protected PreCommitPortService preCommitPortService; |
| 172 | |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 173 | /** ARP processing mode, broadcast | proxy (default). **/ |
| 174 | protected String arpMode = ARP_MODE_DEFAULT; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 175 | |
Ray Milkey | 8e40651 | 2018-10-24 15:56:50 -0700 | [diff] [blame] | 176 | protected String gatewayMac = GATEWAY_MAC_DEFAULT; |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 177 | |
| 178 | private final OpenstackRouterListener osRouterListener = new InternalRouterEventListener(); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 179 | private final OpenstackNodeListener osNodeListener = new InternalNodeEventListener(); |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 180 | private final InstancePortListener instPortListener = new InternalInstancePortListener(); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 181 | private final OpenstackNetworkListener osNetworkListener = new InternalNetworkEventListener(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 182 | |
| 183 | private ApplicationId appId; |
| 184 | private NodeId localNodeId; |
Jian Li | ec5c32b | 2018-07-13 14:28:58 +0900 | [diff] [blame] | 185 | |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 186 | private final ExecutorService eventExecutor = newSingleThreadExecutor( |
| 187 | groupedThreads(this.getClass().getSimpleName(), "event-handler", log)); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 188 | |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 189 | private final PacketProcessor packetProcessor = new InternalPacketProcessor(); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 190 | |
| 191 | @Activate |
| 192 | protected void activate() { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 193 | appId = coreService.registerApplication(OPENSTACK_NETWORKING_APP_ID); |
| 194 | configService.registerProperties(getClass()); |
| 195 | localNodeId = clusterService.getLocalNode().id(); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 196 | osRouterAdminService.addListener(osRouterListener); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 197 | osNodeService.addListener(osNodeListener); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 198 | osNetworkService.addListener(osNetworkListener); |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 199 | instancePortService.addListener(instPortListener); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 200 | leadershipService.runForLeadership(appId.name()); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 201 | packetService.addProcessor(packetProcessor, PacketProcessor.director(1)); |
| 202 | log.info("Started"); |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 203 | } |
| 204 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 205 | @Deactivate |
| 206 | protected void deactivate() { |
| 207 | packetService.removeProcessor(packetProcessor); |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 208 | instancePortService.removeListener(instPortListener); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 209 | osRouterAdminService.removeListener(osRouterListener); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 210 | osNodeService.removeListener(osNodeListener); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 211 | osNetworkService.removeListener(osNetworkListener); |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 212 | instancePortService.removeListener(instPortListener); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 213 | leadershipService.withdraw(appId.name()); |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 214 | eventExecutor.shutdown(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 215 | configService.unregisterProperties(getClass(), false); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 216 | log.info("Stopped"); |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 217 | } |
| 218 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 219 | @Modified |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 220 | protected void modified(ComponentContext context) { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 221 | log.info("Modified"); |
| 222 | } |
| 223 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 224 | private String getArpMode() { |
| 225 | Set<ConfigProperty> properties = configService.getProperties(this.getClass().getName()); |
| 226 | return getPropertyValue(properties, ARP_MODE); |
| 227 | } |
| 228 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 229 | private void processArpPacket(PacketContext context, Ethernet ethernet) { |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 230 | ARP arp = (ARP) ethernet.getPayload(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 231 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 232 | if (arp.getOpCode() == ARP.OP_REQUEST && ARP_PROXY_MODE.equals(getArpMode())) { |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 233 | if (log.isTraceEnabled()) { |
| 234 | log.trace("ARP request received from {} for {}", |
| 235 | Ip4Address.valueOf(arp.getSenderProtocolAddress()).toString(), |
| 236 | Ip4Address.valueOf(arp.getTargetProtocolAddress()).toString()); |
| 237 | } |
| 238 | |
| 239 | IpAddress targetIp = Ip4Address.valueOf(arp.getTargetProtocolAddress()); |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 240 | |
| 241 | MacAddress targetMac = null; |
| 242 | |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 243 | NetFloatingIP floatingIP = osRouterAdminService.floatingIps().stream() |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 244 | .filter(ip -> ip.getFloatingIpAddress().equals(targetIp.toString())) |
| 245 | .findAny().orElse(null); |
| 246 | |
daniel park | 576969a | 2018-03-09 07:07:41 +0900 | [diff] [blame] | 247 | //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] | 248 | if (floatingIP != null && floatingIP.getPortId() != null) { |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 249 | InstancePort instPort = instancePortService.instancePort(floatingIP.getPortId()); |
| 250 | if (instPort == null) { |
| 251 | log.trace("Unknown target ARP request for {}, ignore it", targetIp); |
| 252 | return; |
| 253 | } else { |
| 254 | targetMac = instPort.macAddress(); |
| 255 | } |
| 256 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 257 | OpenstackNode gw = |
| 258 | getGwByInstancePort(osNodeService.completeNodes(GATEWAY), instPort); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 259 | |
| 260 | if (gw == null) { |
| 261 | return; |
| 262 | } |
| 263 | |
| 264 | // if the ARP packet_in received from non-relevant GWs, we simply ignore it |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 265 | if (!Objects.equals(gw.intgBridge(), |
| 266 | context.inPacket().receivedFrom().deviceId())) { |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 267 | return; |
| 268 | } |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 269 | } |
| 270 | |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 271 | if (isExternalGatewaySourceIp(targetIp)) { |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 272 | targetMac = Constants.DEFAULT_GATEWAY_MAC; |
| 273 | } |
| 274 | |
| 275 | if (targetMac == null) { |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 276 | log.trace("Unknown target ARP request for {}, ignore it", targetIp); |
| 277 | return; |
| 278 | } |
| 279 | |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 280 | Ethernet ethReply = ARP.buildArpReply(targetIp.getIp4Address(), |
| 281 | targetMac, ethernet); |
| 282 | |
| 283 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
daniel park | 576969a | 2018-03-09 07:07:41 +0900 | [diff] [blame] | 284 | .setOutput(context.inPacket().receivedFrom().port()).build(); |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 285 | |
| 286 | packetService.emit(new DefaultOutboundPacket( |
| 287 | context.inPacket().receivedFrom().deviceId(), |
| 288 | treatment, |
| 289 | ByteBuffer.wrap(ethReply.serialize()))); |
| 290 | |
| 291 | context.block(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 292 | } |
| 293 | |
| 294 | if (arp.getOpCode() == ARP.OP_REPLY) { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 295 | ConnectPoint cp = context.inPacket().receivedFrom(); |
| 296 | PortNumber receivedPortNum = cp.port(); |
| 297 | IpAddress spa = Ip4Address.valueOf(arp.getSenderProtocolAddress()); |
| 298 | MacAddress sha = MacAddress.valueOf(arp.getSenderHardwareAddress()); |
| 299 | |
| 300 | log.debug("ARP reply ip: {}, mac: {}", spa, sha); |
| 301 | |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 302 | try { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 303 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 304 | Set<String> extRouterIps = osNetworkService.externalPeerRouters() |
| 305 | .stream() |
| 306 | .map(r -> r.ipAddress().toString()) |
| 307 | .collect(Collectors.toSet()); |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 308 | |
Jian Li | d4066ea | 2018-06-07 01:44:45 +0900 | [diff] [blame] | 309 | // if SPA is NOT contained in existing external router IP set, we ignore it |
| 310 | if (!extRouterIps.contains(spa.toString())) { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 311 | return; |
| 312 | } |
| 313 | |
| 314 | OpenstackNode node = osNodeService.node(cp.deviceId()); |
| 315 | |
| 316 | if (node == null) { |
| 317 | return; |
| 318 | } |
| 319 | |
| 320 | // we only handles the ARP-Reply message received by gateway node |
| 321 | if (node.type() != GATEWAY) { |
| 322 | return; |
| 323 | } |
| 324 | |
| 325 | if (receivedPortNum.equals(node.uplinkPortNum())) { |
| 326 | osNetworkAdminService.updateExternalPeerRouterMac(spa, sha); |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 327 | } |
| 328 | } catch (Exception e) { |
Jian Li | 14a79f2 | 2018-06-05 03:44:22 +0900 | [diff] [blame] | 329 | log.error("Exception occurred because of {}", e); |
daniel park | b581710 | 2018-02-15 00:18:51 +0900 | [diff] [blame] | 330 | } |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 331 | } |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 332 | } |
| 333 | |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 334 | private class InternalPacketProcessor implements PacketProcessor { |
| 335 | |
| 336 | @Override |
| 337 | public void process(PacketContext context) { |
| 338 | if (context.isHandled()) { |
| 339 | return; |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 340 | } |
| 341 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 342 | InboundPacket pkt = context.inPacket(); |
| 343 | Ethernet ethernet = pkt.parsed(); |
| 344 | if (ethernet != null && ethernet.getEtherType() == Ethernet.TYPE_ARP) { |
| 345 | eventExecutor.execute(() -> { |
| 346 | |
| 347 | if (!isRelevantHelper(context)) { |
| 348 | return; |
| 349 | } |
| 350 | |
| 351 | processArpPacket(context, ethernet); |
| 352 | }); |
| 353 | } |
| 354 | } |
| 355 | |
| 356 | private boolean isRelevantHelper(PacketContext context) { |
Hyunsun Moon | 0d45736 | 2017-06-27 17:19:41 +0900 | [diff] [blame] | 357 | Set<DeviceId> gateways = osNodeService.completeNodes(GATEWAY) |
| 358 | .stream().map(OpenstackNode::intgBridge) |
| 359 | .collect(Collectors.toSet()); |
| 360 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 361 | return gateways.contains(context.inPacket().receivedFrom().deviceId()); |
Hyunsun Moon | b3eb84d | 2016-07-27 19:10:52 -0700 | [diff] [blame] | 362 | } |
| 363 | } |
| 364 | |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 365 | private boolean isExternalGatewaySourceIp(IpAddress targetIp) { |
daniel park | 32b4220 | 2018-03-14 16:53:44 +0900 | [diff] [blame] | 366 | return osNetworkAdminService.ports().stream() |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 367 | .filter(osPort -> Objects.equals(osPort.getDeviceOwner(), |
daniel park | eeb8e04 | 2018-02-21 14:06:58 +0900 | [diff] [blame] | 368 | DEVICE_OWNER_ROUTER_GW)) |
Hyunsun Moon | 44aac66 | 2017-02-18 02:07:01 +0900 | [diff] [blame] | 369 | .flatMap(osPort -> osPort.getFixedIps().stream()) |
| 370 | .anyMatch(ip -> IpAddress.valueOf(ip.getIpAddress()).equals(targetIp)); |
Kyuhwi Choi | 92d9ea4 | 2016-06-13 17:28:00 +0900 | [diff] [blame] | 371 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 372 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 373 | /** |
| 374 | * Installs static ARP rules used in ARP BROAD_CAST mode. |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 375 | * |
| 376 | * @param gateway gateway node |
| 377 | * @param install flow rule installation flag |
| 378 | */ |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 379 | private void setFloatingIpArpRuleForGateway(OpenstackNode gateway, |
| 380 | boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 381 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 382 | |
| 383 | Set<OpenstackNode> completedGws = osNodeService.completeNodes(GATEWAY); |
| 384 | Set<OpenstackNode> finalGws = Sets.newConcurrentHashSet(); |
| 385 | finalGws.addAll(ImmutableSet.copyOf(completedGws)); |
| 386 | |
| 387 | if (install) { |
| 388 | if (completedGws.contains(gateway)) { |
| 389 | if (completedGws.size() > 1) { |
| 390 | finalGws.remove(gateway); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 391 | osRouterAdminService.floatingIps().forEach(fip -> { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 392 | if (fip.getPortId() != null) { |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 393 | setFloatingIpArpRule(fip, fip.getPortId(), |
| 394 | finalGws, false); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 395 | finalGws.add(gateway); |
| 396 | } |
| 397 | }); |
| 398 | } |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 399 | osRouterAdminService.floatingIps().forEach(fip -> { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 400 | if (fip.getPortId() != null) { |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 401 | setFloatingIpArpRule(fip, fip.getPortId(), |
| 402 | finalGws, true); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 403 | } |
| 404 | }); |
| 405 | } else { |
| 406 | log.warn("Detected node should be included in completed gateway set"); |
| 407 | } |
| 408 | } else { |
| 409 | if (!completedGws.contains(gateway)) { |
| 410 | finalGws.add(gateway); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 411 | osRouterAdminService.floatingIps().forEach(fip -> { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 412 | if (fip.getPortId() != null) { |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 413 | setFloatingIpArpRule(fip, fip.getPortId(), |
| 414 | finalGws, false); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 415 | } |
| 416 | }); |
| 417 | finalGws.remove(gateway); |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 418 | if (!completedGws.isEmpty()) { |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 419 | osRouterAdminService.floatingIps().forEach(fip -> { |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 420 | if (fip.getPortId() != null) { |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 421 | setFloatingIpArpRule(fip, fip.getPortId(), |
| 422 | finalGws, true); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 423 | } |
| 424 | }); |
| 425 | } |
| 426 | } else { |
| 427 | log.warn("Detected node should NOT be included in completed gateway set"); |
| 428 | } |
| 429 | } |
| 430 | } |
| 431 | } |
| 432 | |
| 433 | /** |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 434 | * Installs/uninstalls ARP flow rules to the corresponding gateway by |
| 435 | * looking for compute node's device ID. |
| 436 | * |
| 437 | * @param fip floating IP |
| 438 | * @param port instance port |
| 439 | * @param gateways a collection of gateways |
| 440 | * @param install install flag |
| 441 | */ |
| 442 | private void setFloatingIpArpRuleWithPortEvent(NetFloatingIP fip, |
| 443 | InstancePort port, |
| 444 | Set<OpenstackNode> gateways, |
| 445 | boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 446 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 447 | |
| 448 | OpenstackNode gw = getGwByInstancePort(gateways, port); |
| 449 | |
| 450 | if (gw == null) { |
| 451 | return; |
| 452 | } |
| 453 | |
| 454 | String macString = osNetworkAdminService.port(fip.getPortId()).getMacAddress(); |
| 455 | |
| 456 | setArpRule(fip, MacAddress.valueOf(macString), gw, install); |
| 457 | } |
| 458 | } |
| 459 | |
| 460 | /** |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 461 | * Installs static ARP rules used in ARP BROAD_CAST mode. |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 462 | * Note that, those rules will be only matched ARP_REQUEST packets, |
| 463 | * used for telling gateway node the mapped MAC address of requested IP, |
| 464 | * without the helps from controller. |
| 465 | * |
| 466 | * @param fip floating IP address |
Jian Li | 8f64feb | 2018-07-24 13:20:16 +0900 | [diff] [blame] | 467 | * @param portId port identifier |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 468 | * @param gateways a set of gateway nodes |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 469 | * @param install flow rule installation flag |
| 470 | */ |
Jian Li | 8f64feb | 2018-07-24 13:20:16 +0900 | [diff] [blame] | 471 | private synchronized void setFloatingIpArpRule(NetFloatingIP fip, String portId, |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 472 | Set<OpenstackNode> gateways, |
| 473 | boolean install) { |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 474 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 475 | |
| 476 | if (fip == null) { |
| 477 | log.warn("Failed to set ARP broadcast rule for floating IP"); |
| 478 | return; |
| 479 | } |
| 480 | |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 481 | if (portId == null || (install && fip.getPortId() == null)) { |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 482 | log.trace("Unknown target ARP request for {}, ignore it", |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 483 | fip.getFloatingIpAddress()); |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 484 | return; |
| 485 | } |
| 486 | |
Jian Li | 8f64feb | 2018-07-24 13:20:16 +0900 | [diff] [blame] | 487 | InstancePort instPort = instancePortService.instancePort(portId); |
Jian Li | 46b7400 | 2018-07-15 18:39:08 +0900 | [diff] [blame] | 488 | MacAddress targetMac = instPort.macAddress(); |
Jian Li | f3a28b0 | 2018-06-11 21:29:13 +0900 | [diff] [blame] | 489 | |
Jian Li | a171a43 | 2018-06-11 11:52:11 +0900 | [diff] [blame] | 490 | OpenstackNode gw = getGwByInstancePort(gateways, instPort); |
Jian Li | 1064e4f | 2018-05-29 16:16:53 +0900 | [diff] [blame] | 491 | |
| 492 | if (gw == null) { |
| 493 | return; |
| 494 | } |
| 495 | |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 496 | if (install) { |
| 497 | preCommitPortService.subscribePreCommit(instPort.portId(), |
| 498 | OPENSTACK_PORT_PRE_REMOVE, this.getClass().getName()); |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 499 | log.info("Subscribed the port {} on listening pre-remove event", |
| 500 | instPort.portId()); |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 501 | } else { |
| 502 | preCommitPortService.unsubscribePreCommit(instPort.portId(), |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 503 | OPENSTACK_PORT_PRE_REMOVE, instancePortService, |
| 504 | this.getClass().getName()); |
| 505 | log.info("Unsubscribed the port {} on listening pre-remove event", |
| 506 | instPort.portId()); |
Jian Li | 581f21a | 2018-10-12 09:33:56 +0900 | [diff] [blame] | 507 | } |
| 508 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 509 | setArpRule(fip, targetMac, gw, install); |
| 510 | } |
| 511 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 512 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 513 | private void setArpRule(NetFloatingIP fip, MacAddress targetMac, |
| 514 | OpenstackNode gateway, boolean install) { |
| 515 | TrafficSelector selector = DefaultTrafficSelector.builder() |
Jian Li | 2360acb | 2018-10-17 00:46:31 +0900 | [diff] [blame] | 516 | .matchInPort(gateway.uplinkPortNum()) |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 517 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 518 | .matchArpOp(ARP.OP_REQUEST) |
| 519 | .matchArpTpa(Ip4Address.valueOf(fip.getFloatingIpAddress())) |
| 520 | .build(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 521 | |
Jian Li | 528f96e | 2020-04-29 23:36:15 +0900 | [diff] [blame] | 522 | Device device = deviceService.getDevice(gateway.intgBridge()); |
| 523 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 524 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
Jian Li | 528f96e | 2020-04-29 23:36:15 +0900 | [diff] [blame] | 525 | .extension(buildMoveEthSrcToDstExtension(device), device.id()) |
| 526 | .extension(buildMoveArpShaToThaExtension(device), device.id()) |
| 527 | .extension(buildMoveArpSpaToTpaExtension(device), device.id()) |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 528 | .setArpOp(ARP.OP_REPLY) |
Jian Li | 528f96e | 2020-04-29 23:36:15 +0900 | [diff] [blame] | 529 | .setEthSrc(targetMac) |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 530 | .setArpSha(targetMac) |
| 531 | .setArpSpa(Ip4Address.valueOf(fip.getFloatingIpAddress())) |
| 532 | .setOutput(PortNumber.IN_PORT) |
| 533 | .build(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 534 | |
Jian Li | 24ec59f | 2018-05-23 19:01:25 +0900 | [diff] [blame] | 535 | osFlowRuleService.setRule( |
| 536 | appId, |
| 537 | gateway.intgBridge(), |
| 538 | selector, |
| 539 | treatment, |
| 540 | PRIORITY_ARP_GATEWAY_RULE, |
| 541 | GW_COMMON_TABLE, |
| 542 | install |
| 543 | ); |
| 544 | |
| 545 | if (install) { |
| 546 | log.info("Install ARP Rule for Floating IP {}", |
| 547 | fip.getFloatingIpAddress()); |
| 548 | } else { |
| 549 | log.info("Uninstall ARP Rule for Floating IP {}", |
| 550 | fip.getFloatingIpAddress()); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 551 | } |
| 552 | } |
| 553 | |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 554 | private void setFakeGatewayArpRuleByRouter(Router router, boolean install) { |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 555 | if (ARP_BROADCAST_MODE.equals(getArpMode())) { |
Jian Li | a5c7edf | 2020-02-24 16:42:24 +0900 | [diff] [blame] | 556 | IpAddress externalIp = externalGatewayIp(router, osNetworkService); |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 557 | |
| 558 | if (externalIp == null) { |
| 559 | log.debug("External IP is not found"); |
| 560 | return; |
| 561 | } |
| 562 | |
| 563 | setFakeGatewayArpRuleByExternalIp(externalIp, install); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 564 | } |
| 565 | } |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 566 | |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 567 | private void setFakeGatewayArpRuleByExternalIp(IpAddress ipAddress, boolean install) { |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 568 | |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 569 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 570 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 571 | .matchArpOp(ARP.OP_REQUEST) |
| 572 | .matchArpTpa(ipAddress.getIp4Address()) |
| 573 | .build(); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 574 | |
Jian Li | aec1b13 | 2020-04-30 12:00:13 +0900 | [diff] [blame] | 575 | osNodeService.completeNodes(GATEWAY).forEach(n -> { |
| 576 | Device device = deviceService.getDevice(n.intgBridge()); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 577 | |
Jian Li | aec1b13 | 2020-04-30 12:00:13 +0900 | [diff] [blame] | 578 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 579 | .extension(buildMoveEthSrcToDstExtension(device), device.id()) |
| 580 | .extension(buildMoveArpShaToThaExtension(device), device.id()) |
| 581 | .extension(buildMoveArpSpaToTpaExtension(device), device.id()) |
| 582 | .setArpOp(ARP.OP_REPLY) |
| 583 | .setEthSrc(MacAddress.valueOf(gatewayMac)) |
| 584 | .setArpSha(MacAddress.valueOf(gatewayMac)) |
| 585 | .setArpSpa(ipAddress.getIp4Address()) |
| 586 | .setOutput(PortNumber.IN_PORT) |
| 587 | .build(); |
| 588 | |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 589 | osFlowRuleService.setRule( |
| 590 | appId, |
| 591 | n.intgBridge(), |
| 592 | selector, |
| 593 | treatment, |
| 594 | PRIORITY_ARP_GATEWAY_RULE, |
| 595 | GW_COMMON_TABLE, |
| 596 | install |
Jian Li | aec1b13 | 2020-04-30 12:00:13 +0900 | [diff] [blame] | 597 | ); |
| 598 | } |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 599 | ); |
| 600 | |
| 601 | if (install) { |
| 602 | log.info("Install ARP Rule for Gateway Snat {}", ipAddress); |
| 603 | } else { |
| 604 | log.info("Uninstall ARP Rule for Gateway Snat {}", ipAddress); |
| 605 | } |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 606 | } |
| 607 | |
| 608 | /** |
| 609 | * An internal network event listener, intended to uninstall ARP rules for |
| 610 | * routing the packets destined to external gateway. |
| 611 | */ |
| 612 | private class InternalNetworkEventListener implements OpenstackNetworkListener { |
| 613 | |
| 614 | @Override |
| 615 | public boolean isRelevant(OpenstackNetworkEvent event) { |
| 616 | Port osPort = event.port(); |
| 617 | if (osPort == null || osPort.getFixedIps() == null) { |
| 618 | return false; |
| 619 | } |
| 620 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 621 | return DEVICE_OWNER_ROUTER_GW.equals(osPort.getDeviceOwner()) && |
| 622 | ARP_BROADCAST_MODE.equals(getArpMode()); |
| 623 | } |
| 624 | |
| 625 | private boolean isRelevantHelper() { |
| 626 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 627 | } |
| 628 | |
| 629 | @Override |
| 630 | public void event(OpenstackNetworkEvent event) { |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 631 | IpAddress ipAddress = externalIp(event.port()); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 632 | switch (event.type()) { |
| 633 | case OPENSTACK_PORT_CREATED: |
| 634 | case OPENSTACK_PORT_UPDATED: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 635 | eventExecutor.execute(() -> processPortCreation(ipAddress)); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 636 | break; |
| 637 | case OPENSTACK_PORT_REMOVED: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 638 | eventExecutor.execute(() -> processPortRemoval(ipAddress)); |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 639 | break; |
| 640 | default: |
| 641 | // do nothing |
| 642 | break; |
| 643 | } |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 644 | } |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 645 | |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 646 | private void processPortCreation(IpAddress ipAddress) { |
| 647 | if (!isRelevantHelper() || ipAddress == null) { |
| 648 | return; |
| 649 | } |
| 650 | |
| 651 | setFakeGatewayArpRuleByExternalIp(ipAddress, true); |
| 652 | } |
| 653 | |
| 654 | private void processPortRemoval(IpAddress ipAddress) { |
| 655 | if (!isRelevantHelper() || ipAddress == null) { |
| 656 | return; |
| 657 | } |
| 658 | |
| 659 | setFakeGatewayArpRuleByExternalIp(ipAddress, false); |
| 660 | } |
| 661 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 662 | private IpAddress externalIp(Port port) { |
| 663 | IP ip = port.getFixedIps().stream().findAny().orElse(null); |
| 664 | |
| 665 | if (ip != null && ip.getIpAddress() != null) { |
| 666 | return IpAddress.valueOf(ip.getIpAddress()); |
| 667 | } |
| 668 | |
| 669 | return null; |
| 670 | } |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 671 | } |
| 672 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 673 | /** |
| 674 | * An internal router event listener, intended to install/uninstall |
| 675 | * ARP rules for forwarding packets created from floating IPs. |
| 676 | */ |
| 677 | private class InternalRouterEventListener implements OpenstackRouterListener { |
| 678 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 679 | private boolean isRelevantHelper() { |
| 680 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 681 | } |
| 682 | |
| 683 | @Override |
| 684 | public void event(OpenstackRouterEvent event) { |
| 685 | switch (event.type()) { |
| 686 | case OPENSTACK_ROUTER_CREATED: |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 687 | // add a router with external gateway |
| 688 | case OPENSTACK_ROUTER_GATEWAY_ADDED: |
| 689 | // add a gateway manually after adding a router |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 690 | eventExecutor.execute(() -> processRouterGwCreation(event)); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 691 | break; |
| 692 | case OPENSTACK_ROUTER_REMOVED: |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 693 | // remove a router with external gateway |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 694 | case OPENSTACK_ROUTER_GATEWAY_REMOVED: |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 695 | // remove a gateway from an existing router |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 696 | eventExecutor.execute(() -> processRouterGwRemoval(event)); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 697 | break; |
| 698 | case OPENSTACK_FLOATING_IP_CREATED: |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 699 | // during floating IP creation, if the floating IP is |
| 700 | // associated with any port of VM, then we will set |
| 701 | // floating IP related ARP rules to gateway node |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 702 | case OPENSTACK_FLOATING_IP_ASSOCIATED: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 703 | eventExecutor.execute(() -> processFloatingIpCreation(event)); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 704 | break; |
| 705 | case OPENSTACK_FLOATING_IP_REMOVED: |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 706 | // during floating IP deletion, if the floating IP is |
| 707 | // still associated with any port of VM, then we will |
| 708 | // remove floating IP related ARP rules from gateway node |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 709 | case OPENSTACK_FLOATING_IP_DISASSOCIATED: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 710 | eventExecutor.execute(() -> processFloatingIpRemoval(event)); |
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 | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 718 | private void processRouterGwCreation(OpenstackRouterEvent event) { |
| 719 | if (!isRelevantHelper()) { |
| 720 | return; |
| 721 | } |
| 722 | |
| 723 | // add a router with external gateway |
| 724 | setFakeGatewayArpRuleByRouter(event.subject(), true); |
| 725 | } |
| 726 | |
| 727 | private void processRouterGwRemoval(OpenstackRouterEvent event) { |
| 728 | if (!isRelevantHelper()) { |
| 729 | return; |
| 730 | } |
| 731 | |
| 732 | setFakeGatewayArpRuleByRouter(event.subject(), false); |
| 733 | } |
| 734 | |
| 735 | private void processFloatingIpCreation(OpenstackRouterEvent event) { |
| 736 | if (!isRelevantHelper()) { |
| 737 | return; |
| 738 | } |
| 739 | |
| 740 | if (getValidPortId(event) == null) { |
| 741 | return; |
| 742 | } |
| 743 | |
| 744 | Set<OpenstackNode> completedGws = osNodeService.completeNodes(GATEWAY); |
| 745 | |
| 746 | // associate a floating IP with an existing VM |
| 747 | setFloatingIpArpRule(event.floatingIp(), |
| 748 | getValidPortId(event), completedGws, true); |
| 749 | } |
| 750 | |
| 751 | private void processFloatingIpRemoval(OpenstackRouterEvent event) { |
| 752 | if (!isRelevantHelper()) { |
| 753 | return; |
| 754 | } |
| 755 | |
| 756 | if (getValidPortId(event) == null) { |
| 757 | return; |
| 758 | } |
| 759 | |
| 760 | Set<OpenstackNode> completedGws = osNodeService.completeNodes(GATEWAY); |
| 761 | |
| 762 | // disassociate a floating IP with an existing VM |
| 763 | setFloatingIpArpRule(event.floatingIp(), |
| 764 | getValidPortId(event), completedGws, false); |
| 765 | } |
| 766 | |
Jian Li | da03ce9 | 2018-07-24 21:41:53 +0900 | [diff] [blame] | 767 | private String getValidPortId(OpenstackRouterEvent event) { |
| 768 | NetFloatingIP osFip = event.floatingIp(); |
| 769 | String portId = osFip.getPortId(); |
| 770 | |
| 771 | if (Strings.isNullOrEmpty(portId)) { |
| 772 | portId = event.portId(); |
| 773 | } |
| 774 | |
| 775 | if (portId != null && instancePortService.instancePort(portId) != null) { |
| 776 | return portId; |
| 777 | } |
| 778 | |
| 779 | return null; |
| 780 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 781 | } |
| 782 | |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 783 | private class InternalInstancePortListener implements InstancePortListener { |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 784 | |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 785 | private boolean isRelevantHelper() { |
| 786 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 787 | } |
| 788 | |
| 789 | @Override |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 790 | public void event(InstancePortEvent event) { |
| 791 | InstancePort instPort = event.subject(); |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 792 | switch (event.type()) { |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 793 | case OPENSTACK_INSTANCE_PORT_DETECTED: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 794 | eventExecutor.execute(() -> |
| 795 | processInstanceDetection(event, instPort)); |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 796 | |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 797 | break; |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 798 | case OPENSTACK_INSTANCE_MIGRATION_STARTED: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 799 | eventExecutor.execute(() -> |
| 800 | processInstanceMigrationStart(event, instPort)); |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 801 | |
| 802 | break; |
| 803 | case OPENSTACK_INSTANCE_MIGRATION_ENDED: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 804 | eventExecutor.execute(() -> |
| 805 | processInstanceMigrationEnd(event, instPort)); |
Jian Li | e1a3903 | 2018-06-19 21:49:36 +0900 | [diff] [blame] | 806 | break; |
| 807 | default: |
| 808 | break; |
| 809 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 810 | } |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 811 | |
| 812 | private void processInstanceDetection(InstancePortEvent event, |
| 813 | InstancePort instPort) { |
| 814 | if (!isRelevantHelper()) { |
| 815 | return; |
| 816 | } |
| 817 | |
| 818 | osRouterAdminService.floatingIps().stream() |
| 819 | .filter(f -> f.getPortId() != null) |
| 820 | .filter(f -> f.getPortId().equals(instPort.portId())) |
| 821 | .forEach(f -> setFloatingIpArpRule(f, instPort.portId(), |
| 822 | osNodeService.completeNodes(GATEWAY), true)); |
| 823 | } |
| 824 | |
| 825 | private void processInstanceMigrationStart(InstancePortEvent event, |
| 826 | InstancePort instPort) { |
| 827 | if (!isRelevantHelper()) { |
| 828 | return; |
| 829 | } |
| 830 | |
| 831 | NetFloatingIP fip = associatedFloatingIp(instPort, |
| 832 | osRouterAdminService.floatingIps()); |
| 833 | |
| 834 | if (osNodeService.completeNodes(GATEWAY).size() == 1) { |
| 835 | return; |
| 836 | } |
| 837 | |
| 838 | if (fip != null && isAssociatedWithVM(osNetworkService, fip)) { |
| 839 | setFloatingIpArpRuleWithPortEvent(fip, event.subject(), |
| 840 | osNodeService.completeNodes(GATEWAY), true); |
| 841 | } |
| 842 | } |
| 843 | |
| 844 | private void processInstanceMigrationEnd(InstancePortEvent event, |
| 845 | InstancePort instPort) { |
| 846 | if (!isRelevantHelper()) { |
| 847 | return; |
| 848 | } |
| 849 | |
| 850 | NetFloatingIP fip = associatedFloatingIp(instPort, |
| 851 | osRouterAdminService.floatingIps()); |
| 852 | Set<OpenstackNode> gateways = osNodeService.completeNodes(GATEWAY); |
| 853 | |
| 854 | InstancePort revisedInstPort = swapStaleLocation(event.subject()); |
| 855 | |
| 856 | if (gateways.size() == 1) { |
| 857 | return; |
| 858 | } |
| 859 | |
| 860 | if (fip != null && isAssociatedWithVM(osNetworkService, fip)) { |
| 861 | DeviceId newDeviceId = event.subject().deviceId(); |
| 862 | DeviceId oldDeviceId = revisedInstPort.deviceId(); |
| 863 | |
| 864 | OpenstackNode oldGw = |
| 865 | getGwByComputeDevId(gateways, oldDeviceId); |
| 866 | OpenstackNode newGw = |
| 867 | getGwByComputeDevId(gateways, newDeviceId); |
| 868 | |
| 869 | if (oldGw != null && oldGw.equals(newGw)) { |
| 870 | return; |
| 871 | } |
| 872 | |
| 873 | setFloatingIpArpRuleWithPortEvent(fip, |
| 874 | revisedInstPort, gateways, false); |
| 875 | } |
| 876 | } |
Jian Li | 6031225 | 2018-05-10 18:40:32 +0900 | [diff] [blame] | 877 | } |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 878 | |
| 879 | private class InternalNodeEventListener implements OpenstackNodeListener { |
| 880 | |
| 881 | @Override |
| 882 | public boolean isRelevant(OpenstackNodeEvent event) { |
Jian Li | 34220ea | 2018-11-14 01:30:24 +0900 | [diff] [blame] | 883 | return event.subject().type() == GATEWAY; |
| 884 | } |
| 885 | |
| 886 | private boolean isRelevantHelper() { |
| 887 | return Objects.equals(localNodeId, leadershipService.getLeader(appId.name())); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 888 | } |
| 889 | |
| 890 | @Override |
| 891 | public void event(OpenstackNodeEvent event) { |
| 892 | OpenstackNode osNode = event.subject(); |
| 893 | switch (event.type()) { |
| 894 | case OPENSTACK_NODE_COMPLETE: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 895 | eventExecutor.execute(() -> processNodeCompletion(event, osNode)); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 896 | break; |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 897 | case OPENSTACK_NODE_REMOVED: |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 898 | eventExecutor.execute(() -> processNodeRemoval(event)); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 899 | break; |
Jian Li | 238552d | 2019-09-24 22:32:02 +0900 | [diff] [blame] | 900 | case OPENSTACK_NODE_INCOMPLETE: |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 901 | default: |
| 902 | break; |
| 903 | } |
| 904 | } |
| 905 | |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 906 | private void processNodeCompletion(OpenstackNodeEvent event, OpenstackNode node) { |
| 907 | if (!isRelevantHelper()) { |
| 908 | return; |
| 909 | } |
| 910 | setDefaultArpRule(node, true); |
| 911 | setFloatingIpArpRuleForGateway(node, true); |
| 912 | sendGratuitousArpToSwitch(event.subject(), true); |
| 913 | } |
| 914 | |
| 915 | private void processNodeIncompletion(OpenstackNodeEvent event, OpenstackNode node) { |
| 916 | if (!isRelevantHelper()) { |
| 917 | return; |
| 918 | } |
| 919 | setDefaultArpRule(node, false); |
| 920 | setFloatingIpArpRuleForGateway(node, false); |
| 921 | sendGratuitousArpToSwitch(event.subject(), false); |
| 922 | } |
| 923 | |
| 924 | private void processNodeRemoval(OpenstackNodeEvent event) { |
| 925 | if (!isRelevantHelper()) { |
| 926 | return; |
| 927 | } |
| 928 | sendGratuitousArpToSwitch(event.subject(), false); |
| 929 | } |
| 930 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 931 | private void sendGratuitousArpToSwitch(OpenstackNode gatewayNode, |
| 932 | boolean isCompleteCase) { |
| 933 | Set<OpenstackNode> completeGws = |
| 934 | ImmutableSet.copyOf(osNodeService.completeNodes(GATEWAY)); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 935 | |
| 936 | if (isCompleteCase) { |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 937 | osNodeService.completeNodes(COMPUTE).stream() |
| 938 | .filter(node -> isGwSelectedByComputeNode(completeGws, |
| 939 | node, gatewayNode)) |
| 940 | .forEach(node -> processGarpPacketForComputeNode(node, gatewayNode)); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 941 | |
| 942 | } else { |
| 943 | Set<OpenstackNode> oldCompleteGws = Sets.newConcurrentHashSet(); |
| 944 | oldCompleteGws.addAll(ImmutableSet.copyOf(osNodeService.completeNodes(GATEWAY))); |
| 945 | oldCompleteGws.add(gatewayNode); |
| 946 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 947 | osNodeService.completeNodes(COMPUTE).stream() |
| 948 | .filter(node -> isGwSelectedByComputeNode(oldCompleteGws, |
| 949 | node, gatewayNode)) |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 950 | .forEach(node -> { |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 951 | OpenstackNode newSelectedGatewayNode = |
| 952 | getGwByComputeDevId(completeGws, node.intgBridge()); |
| 953 | processGarpPacketForComputeNode(node, newSelectedGatewayNode); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 954 | }); |
| 955 | } |
| 956 | } |
| 957 | |
| 958 | private boolean isGwSelectedByComputeNode(Set<OpenstackNode> gws, |
| 959 | OpenstackNode computeNode, |
| 960 | OpenstackNode gwNode) { |
Jian Li | 4d13870 | 2018-11-27 17:25:28 +0900 | [diff] [blame] | 961 | return requireNonNull(getGwByComputeDevId(gws, computeNode.intgBridge())) |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 962 | .intgBridge().equals(gwNode.intgBridge()); |
| 963 | } |
| 964 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 965 | private void processGarpPacketForComputeNode(OpenstackNode computeNode, |
| 966 | OpenstackNode gatewayNode) { |
| 967 | instancePortService.instancePort(computeNode.intgBridge()) |
| 968 | .forEach(instancePort -> { |
| 969 | NetFloatingIP floatingIP = |
| 970 | floatingIpByInstancePort(instancePort, osRouterAdminService); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 971 | Network network = osNetworkService.network(instancePort.networkId()); |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 972 | ExternalPeerRouter externalPeerRouter = |
| 973 | externalPeerRouterForNetwork(network, osNetworkService, |
| 974 | osRouterAdminService); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 975 | if (floatingIP != null && externalPeerRouter != null) { |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 976 | processGarpPacketForFloatingIp( |
| 977 | floatingIP, instancePort, externalPeerRouter.vlanId(), |
| 978 | gatewayNode, packetService); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 979 | } |
| 980 | }); |
| 981 | } |
| 982 | |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 983 | private void setDefaultArpRule(OpenstackNode osNode, boolean install) { |
Jian Li | b696950 | 2018-10-30 20:38:07 +0900 | [diff] [blame] | 984 | |
| 985 | if (getArpMode() == null) { |
| 986 | return; |
| 987 | } |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 988 | log.info("ARP mode is {}", getArpMode()); |
Jian Li | b696950 | 2018-10-30 20:38:07 +0900 | [diff] [blame] | 989 | |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 990 | switch (getArpMode()) { |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 991 | case ARP_PROXY_MODE: |
| 992 | setDefaultArpRuleForProxyMode(osNode, install); |
| 993 | break; |
| 994 | case ARP_BROADCAST_MODE: |
| 995 | setDefaultArpRuleForBroadcastMode(osNode, install); |
| 996 | break; |
| 997 | default: |
| 998 | log.warn("Invalid ARP mode {}. Please use either " + |
Jian Li | 7f70bb7 | 2018-07-06 23:35:30 +0900 | [diff] [blame] | 999 | "broadcast or proxy mode.", getArpMode()); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1000 | break; |
| 1001 | } |
| 1002 | } |
| 1003 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 1004 | private void setDefaultArpRuleForProxyMode(OpenstackNode osNode, |
| 1005 | boolean install) { |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1006 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 1007 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 1008 | .build(); |
| 1009 | |
| 1010 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 1011 | .punt() |
| 1012 | .build(); |
| 1013 | |
| 1014 | osFlowRuleService.setRule( |
| 1015 | appId, |
| 1016 | osNode.intgBridge(), |
| 1017 | selector, |
| 1018 | treatment, |
| 1019 | PRIORITY_ARP_CONTROL_RULE, |
Jian Li | 8abf2fe | 2018-06-12 18:42:30 +0900 | [diff] [blame] | 1020 | GW_COMMON_TABLE, |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1021 | install |
| 1022 | ); |
| 1023 | } |
| 1024 | |
Jian Li | 32b0362 | 2018-11-06 17:54:24 +0900 | [diff] [blame] | 1025 | private void setDefaultArpRuleForBroadcastMode(OpenstackNode osNode, |
| 1026 | boolean install) { |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1027 | // we only match ARP_REPLY in gateway node, because controller |
| 1028 | // somehow need to process ARP_REPLY which is issued from |
| 1029 | // external router... |
| 1030 | TrafficSelector selector = DefaultTrafficSelector.builder() |
| 1031 | .matchEthType(EthType.EtherType.ARP.ethType().toShort()) |
| 1032 | .matchArpOp(ARP.OP_REPLY) |
| 1033 | .build(); |
| 1034 | |
| 1035 | TrafficTreatment treatment = DefaultTrafficTreatment.builder() |
| 1036 | .punt() |
| 1037 | .build(); |
| 1038 | |
| 1039 | osFlowRuleService.setRule( |
| 1040 | appId, |
| 1041 | osNode.intgBridge(), |
| 1042 | selector, |
| 1043 | treatment, |
| 1044 | PRIORITY_ARP_CONTROL_RULE, |
Jian Li | 8abf2fe | 2018-06-12 18:42:30 +0900 | [diff] [blame] | 1045 | GW_COMMON_TABLE, |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1046 | install |
| 1047 | ); |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 1048 | |
Jian Li | ebde74d | 2018-11-14 00:18:57 +0900 | [diff] [blame] | 1049 | log.info("calling setFakeGatewayArpRuleByRouter.. "); |
Daniel Park | 4fa1f5e | 2018-10-17 12:41:52 +0900 | [diff] [blame] | 1050 | osRouterAdminService.routers().stream() |
Daniel Park | 96f1e03 | 2018-08-09 13:30:57 +0900 | [diff] [blame] | 1051 | .filter(router -> router.getExternalGatewayInfo() != null) |
Jian Li | 809b3ed | 2018-10-14 20:49:33 +0900 | [diff] [blame] | 1052 | .forEach(router -> setFakeGatewayArpRuleByRouter(router, install)); |
Jian Li | f96685c | 2018-05-21 14:14:16 +0900 | [diff] [blame] | 1053 | } |
| 1054 | } |
Daniel Park | 81a61a1 | 2016-02-26 08:24:44 +0900 | [diff] [blame] | 1055 | } |