Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 1 | /* |
Brian O'Connor | 8e57fd5 | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Laboratory |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [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 | */ |
alshabib | b4d3171 | 2016-06-01 18:51:03 -0700 | [diff] [blame] | 16 | package org.opencord.cordvtn.impl; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 17 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 18 | import com.google.common.collect.Sets; |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 19 | import com.jcraft.jsch.Session; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 20 | import org.apache.felix.scr.annotations.Activate; |
| 21 | import org.apache.felix.scr.annotations.Component; |
| 22 | import org.apache.felix.scr.annotations.Deactivate; |
| 23 | import org.apache.felix.scr.annotations.Reference; |
| 24 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 25 | import org.apache.felix.scr.annotations.Service; |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 26 | import org.onlab.packet.IpAddress; |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 27 | import org.onlab.util.ItemNotFoundException; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 28 | import org.onlab.util.KryoNamespace; |
| 29 | import org.onosproject.cluster.ClusterService; |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 30 | import org.onosproject.cluster.LeadershipService; |
| 31 | import org.onosproject.cluster.NodeId; |
alshabib | b4d3171 | 2016-06-01 18:51:03 -0700 | [diff] [blame] | 32 | import org.opencord.cordvtn.api.ConnectionHandler; |
| 33 | import org.opencord.cordvtn.api.CordVtnConfig; |
| 34 | import org.opencord.cordvtn.api.CordVtnNode; |
| 35 | import org.opencord.cordvtn.api.CordVtnNodeState; |
Hyunsun Moon | 5401aaa | 2016-06-12 17:40:34 -0700 | [diff] [blame] | 36 | import org.opencord.cordvtn.api.InstanceService; |
alshabib | b4d3171 | 2016-06-01 18:51:03 -0700 | [diff] [blame] | 37 | import org.opencord.cordvtn.api.NetworkAddress; |
| 38 | import org.opencord.cordvtn.api.SshAccessInfo; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 39 | import org.onosproject.core.ApplicationId; |
| 40 | import org.onosproject.core.CoreService; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 41 | import org.onosproject.net.ConnectPoint; |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 42 | import org.onosproject.net.DefaultAnnotations; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 43 | import org.onosproject.net.Device; |
| 44 | import org.onosproject.net.DeviceId; |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 45 | import org.onosproject.net.Host; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 46 | import org.onosproject.net.Port; |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 47 | import org.onosproject.net.PortNumber; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 48 | import org.onosproject.net.behaviour.BridgeConfig; |
| 49 | import org.onosproject.net.behaviour.BridgeName; |
| 50 | import org.onosproject.net.behaviour.ControllerInfo; |
| 51 | import org.onosproject.net.behaviour.DefaultTunnelDescription; |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 52 | import org.onosproject.net.behaviour.TunnelConfig; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 53 | import org.onosproject.net.behaviour.TunnelDescription; |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 54 | import org.onosproject.net.behaviour.TunnelName; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 55 | import org.onosproject.net.config.NetworkConfigEvent; |
| 56 | import org.onosproject.net.config.NetworkConfigListener; |
| 57 | import org.onosproject.net.config.NetworkConfigRegistry; |
| 58 | import org.onosproject.net.config.NetworkConfigService; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 59 | import org.onosproject.net.device.DeviceAdminService; |
| 60 | import org.onosproject.net.device.DeviceEvent; |
| 61 | import org.onosproject.net.device.DeviceListener; |
| 62 | import org.onosproject.net.device.DeviceService; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 63 | import org.onosproject.net.host.HostService; |
| 64 | import org.onosproject.ovsdb.controller.OvsdbClientService; |
| 65 | import org.onosproject.ovsdb.controller.OvsdbController; |
| 66 | import org.onosproject.ovsdb.controller.OvsdbNodeId; |
| 67 | import org.onosproject.store.serializers.KryoNamespaces; |
| 68 | import org.onosproject.store.service.ConsistentMap; |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 69 | import org.onosproject.store.service.MapEvent; |
| 70 | import org.onosproject.store.service.MapEventListener; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 71 | import org.onosproject.store.service.Serializer; |
| 72 | import org.onosproject.store.service.StorageService; |
Hyunsun Moon | d05b32e | 2016-03-02 19:27:26 -0800 | [diff] [blame] | 73 | import org.onosproject.store.service.Versioned; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 74 | import org.slf4j.Logger; |
| 75 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 76 | import java.util.ArrayList; |
| 77 | import java.util.HashMap; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 78 | import java.util.List; |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 79 | import java.util.Map; |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 80 | import java.util.Objects; |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 81 | import java.util.Set; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 82 | import java.util.concurrent.ExecutorService; |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 83 | import java.util.stream.Collectors; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 84 | |
| 85 | import static com.google.common.base.Preconditions.checkNotNull; |
| 86 | import static java.util.concurrent.Executors.newSingleThreadScheduledExecutor; |
| 87 | import static org.onlab.util.Tools.groupedThreads; |
| 88 | import static org.onosproject.net.Device.Type.SWITCH; |
| 89 | import static org.onosproject.net.behaviour.TunnelDescription.Type.VXLAN; |
Hyunsun Moon | 5401aaa | 2016-06-12 17:40:34 -0700 | [diff] [blame] | 90 | import static org.opencord.cordvtn.api.Constants.*; |
alshabib | b4d3171 | 2016-06-01 18:51:03 -0700 | [diff] [blame] | 91 | import static org.opencord.cordvtn.impl.RemoteIpCommandUtil.*; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 92 | import static org.slf4j.LoggerFactory.getLogger; |
| 93 | |
| 94 | /** |
| 95 | * Reads node information from the network config file and handles the config |
| 96 | * update events. |
| 97 | * Only a leader controller performs the node addition or deletion. |
| 98 | */ |
| 99 | @Component(immediate = true) |
| 100 | @Service(value = CordVtnNodeManager.class) |
| 101 | public class CordVtnNodeManager { |
| 102 | |
| 103 | protected final Logger log = getLogger(getClass()); |
| 104 | |
| 105 | private static final KryoNamespace.Builder NODE_SERIALIZER = KryoNamespace.newBuilder() |
| 106 | .register(KryoNamespaces.API) |
| 107 | .register(CordVtnNode.class) |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 108 | .register(NodeState.class) |
| 109 | .register(SshAccessInfo.class) |
| 110 | .register(NetworkAddress.class); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 111 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 112 | private static final Map<String, String> DEFAULT_TUNNEL_OPTIONS = new HashMap<String, String>() { |
| 113 | { |
| 114 | put("key", "flow"); |
| 115 | put("remote_ip", "flow"); |
| 116 | } |
| 117 | }; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 118 | private static final int DPID_BEGIN = 3; |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 119 | private static final int OFPORT = 6653; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 120 | |
| 121 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 122 | protected CoreService coreService; |
| 123 | |
| 124 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 125 | protected NetworkConfigRegistry configRegistry; |
| 126 | |
| 127 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 128 | protected NetworkConfigService configService; |
| 129 | |
| 130 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 131 | protected StorageService storageService; |
| 132 | |
| 133 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 134 | protected DeviceAdminService adminService; |
| 135 | |
| 136 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 137 | protected OvsdbController controller; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 138 | |
| 139 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 140 | protected ClusterService clusterService; |
| 141 | |
| 142 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 143 | protected DeviceService deviceService; |
| 144 | |
| 145 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 146 | protected HostService hostService; |
| 147 | |
| 148 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 149 | protected LeadershipService leadershipService; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 150 | |
| 151 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 5401aaa | 2016-06-12 17:40:34 -0700 | [diff] [blame] | 152 | protected InstanceService instanceService; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 153 | |
| 154 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 155 | protected CordVtnPipeline pipeline; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 156 | |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 157 | private final ExecutorService eventExecutor = |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 158 | newSingleThreadScheduledExecutor(groupedThreads("onos/cordvtn-node", "event-handler")); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 159 | |
| 160 | private final NetworkConfigListener configListener = new InternalConfigListener(); |
| 161 | private final DeviceListener deviceListener = new InternalDeviceListener(); |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 162 | private final MapEventListener<String, CordVtnNode> nodeStoreListener = new InternalMapListener(); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 163 | |
| 164 | private final OvsdbHandler ovsdbHandler = new OvsdbHandler(); |
| 165 | private final BridgeHandler bridgeHandler = new BridgeHandler(); |
| 166 | |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 167 | private ConsistentMap<String, CordVtnNode> nodeStore; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 168 | private ApplicationId appId; |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 169 | private NodeId localNodeId; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 170 | |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 171 | private enum NodeState implements CordVtnNodeState { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 172 | |
| 173 | INIT { |
| 174 | @Override |
| 175 | public void process(CordVtnNodeManager nodeManager, CordVtnNode node) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 176 | if (!nodeManager.isOvsdbConnected(node)) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 177 | nodeManager.connectOvsdb(node); |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 178 | } else { |
| 179 | nodeManager.createIntegrationBridge(node); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 180 | } |
| 181 | } |
| 182 | }, |
| 183 | BRIDGE_CREATED { |
| 184 | @Override |
| 185 | public void process(CordVtnNodeManager nodeManager, CordVtnNode node) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 186 | if (!nodeManager.isOvsdbConnected(node)) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 187 | nodeManager.connectOvsdb(node); |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 188 | } else { |
| 189 | nodeManager.createTunnelInterface(node); |
| 190 | nodeManager.addDataPlaneInterface(node); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 191 | } |
| 192 | } |
| 193 | }, |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 194 | PORTS_ADDED { |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 195 | @Override |
| 196 | public void process(CordVtnNodeManager nodeManager, CordVtnNode node) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 197 | nodeManager.setIpAddress(node); |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 198 | } |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 199 | }, |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 200 | COMPLETE { |
| 201 | @Override |
| 202 | public void process(CordVtnNodeManager nodeManager, CordVtnNode node) { |
| 203 | nodeManager.postInit(node); |
| 204 | } |
| 205 | }, |
| 206 | INCOMPLETE { |
| 207 | @Override |
| 208 | public void process(CordVtnNodeManager nodeManager, CordVtnNode node) { |
| 209 | } |
| 210 | }; |
| 211 | |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 212 | public abstract void process(CordVtnNodeManager nodeManager, CordVtnNode node); |
| 213 | } |
| 214 | |
| 215 | @Activate |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 216 | protected void activate() { |
Hyunsun Moon | 5401aaa | 2016-06-12 17:40:34 -0700 | [diff] [blame] | 217 | appId = coreService.getAppId(CORDVTN_APP_ID); |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 218 | |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 219 | localNodeId = clusterService.getLocalNode().id(); |
| 220 | leadershipService.runForLeadership(appId.name()); |
| 221 | |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 222 | nodeStore = storageService.<String, CordVtnNode>consistentMapBuilder() |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 223 | .withSerializer(Serializer.using(NODE_SERIALIZER.build())) |
| 224 | .withName("cordvtn-nodestore") |
| 225 | .withApplicationId(appId) |
| 226 | .build(); |
| 227 | |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 228 | nodeStore.addListener(nodeStoreListener); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 229 | deviceService.addListener(deviceListener); |
| 230 | configService.addListener(configListener); |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 231 | |
| 232 | log.info("Started"); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 233 | } |
| 234 | |
| 235 | @Deactivate |
| 236 | protected void deactivate() { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 237 | configService.removeListener(configListener); |
| 238 | deviceService.removeListener(deviceListener); |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 239 | nodeStore.removeListener(nodeStoreListener); |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 240 | |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 241 | leadershipService.withdraw(appId.name()); |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 242 | eventExecutor.shutdown(); |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 243 | |
| 244 | log.info("Stopped"); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 245 | } |
| 246 | |
| 247 | /** |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 248 | * Adds or updates a new node to the service. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 249 | * |
| 250 | * @param node cordvtn node |
| 251 | */ |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 252 | public void addOrUpdateNode(CordVtnNode node) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 253 | checkNotNull(node); |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 254 | nodeStore.put(node.hostname(), CordVtnNode.getUpdatedNode(node, getNodeState(node))); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 255 | } |
| 256 | |
| 257 | /** |
| 258 | * Deletes a node from the service. |
| 259 | * |
| 260 | * @param node cordvtn node |
| 261 | */ |
| 262 | public void deleteNode(CordVtnNode node) { |
| 263 | checkNotNull(node); |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 264 | |
| 265 | if (isOvsdbConnected(node)) { |
| 266 | disconnectOvsdb(node); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 267 | } |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 268 | |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 269 | nodeStore.remove(node.hostname()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 270 | } |
| 271 | |
| 272 | /** |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 273 | * Returns node initialization state. |
| 274 | * |
| 275 | * @param node cordvtn node |
| 276 | * @return true if initial node setup is completed, otherwise false |
| 277 | */ |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 278 | public boolean isNodeInitComplete(CordVtnNode node) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 279 | checkNotNull(node); |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 280 | return nodeStore.containsKey(node.hostname()) && getNodeState(node).equals(NodeState.COMPLETE); |
| 281 | } |
| 282 | |
| 283 | /** |
| 284 | * Returns detailed node initialization state. |
| 285 | * |
| 286 | * @param node cordvtn node |
| 287 | * @return string including detailed node init state |
| 288 | */ |
| 289 | public String checkNodeInitState(CordVtnNode node) { |
| 290 | checkNotNull(node); |
| 291 | |
| 292 | if (!nodeStore.containsKey(node.hostname())) { |
| 293 | log.warn("Node {} does not exist, add node first", node.hostname()); |
| 294 | return null; |
| 295 | } |
| 296 | |
| 297 | Session session = connect(node.sshInfo()); |
| 298 | if (session == null) { |
| 299 | log.debug("Failed to SSH to {}", node.hostname()); |
| 300 | return null; |
| 301 | } |
| 302 | |
| 303 | Set<IpAddress> intBrIps = getCurrentIps(session, DEFAULT_BRIDGE); |
| 304 | String result = String.format( |
| 305 | "Current state : %s%n" + |
| 306 | "br-int created and connected to ONOS : %s (%s)%n" + |
| 307 | "VXLAN interface added to br-int : %s%n" + |
| 308 | "Data plane interface is added to br-int and enabled : %s (%s)%n" + |
| 309 | "IP flushed from data plane interface : %s (%s)%n" + |
| 310 | "Data plane IP added to br-int : %s (%s)%n" + |
| 311 | "Local management IP added to br-int : %s (%s)", |
| 312 | node.state(), |
| 313 | isBrIntCreated(node) ? MSG_OK : MSG_NO, node.intBrId(), |
| 314 | isTunnelIntfCreated(node) ? MSG_OK : MSG_NO, |
| 315 | isDataPlaneIntfAdded(node) ? MSG_OK : MSG_NO, node.dpIntf(), |
| 316 | isInterfaceUp(session, node.dpIntf()) && |
| 317 | getCurrentIps(session, node.dpIntf()).isEmpty() ? MSG_OK : MSG_NO, node.dpIntf(), |
| 318 | intBrIps.contains(node.dpIp().ip()) ? MSG_OK : MSG_NO, node.dpIp().cidr(), |
| 319 | intBrIps.contains(node.localMgmtIp().ip()) ? MSG_OK : MSG_NO, node.localMgmtIp().cidr()); |
| 320 | |
| 321 | disconnect(session); |
| 322 | |
| 323 | return result; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 324 | } |
| 325 | |
| 326 | /** |
| 327 | * Returns the number of the nodes known to the service. |
| 328 | * |
| 329 | * @return number of nodes |
| 330 | */ |
| 331 | public int getNodeCount() { |
| 332 | return nodeStore.size(); |
| 333 | } |
| 334 | |
| 335 | /** |
| 336 | * Returns all nodes known to the service. |
| 337 | * |
| 338 | * @return list of nodes |
| 339 | */ |
| 340 | public List<CordVtnNode> getNodes() { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 341 | return nodeStore.values().stream().map(Versioned::value).collect(Collectors.toList()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 342 | } |
| 343 | |
| 344 | /** |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 345 | * Returns all nodes in complete state. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 346 | * |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 347 | * @return set of nodes |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 348 | */ |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 349 | public Set<CordVtnNode> completeNodes() { |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 350 | return getNodes().stream().filter(this::isNodeInitComplete).collect(Collectors.toSet()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 351 | } |
| 352 | |
| 353 | /** |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 354 | * Returns physical data plane port number of a given device. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 355 | * |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 356 | * @param deviceId integration bridge device id |
| 357 | * @return port number; null otherwise |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 358 | */ |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 359 | public PortNumber dpPort(DeviceId deviceId) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 360 | CordVtnNode node = nodeByBridgeId(deviceId); |
| 361 | if (node == null) { |
| 362 | log.warn("Failed to get node for {}", deviceId); |
| 363 | return null; |
| 364 | } |
Hyunsun Moon | 315b9a6 | 2016-06-23 14:48:04 -0700 | [diff] [blame] | 365 | Port port = deviceService.getPorts(deviceId).stream() |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 366 | .filter(p -> portName(p).contains(node.dpIntf()) && |
Hyunsun Moon | 315b9a6 | 2016-06-23 14:48:04 -0700 | [diff] [blame] | 367 | p.isEnabled()) |
| 368 | .findFirst().orElse(null); |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 369 | |
Hyunsun Moon | 315b9a6 | 2016-06-23 14:48:04 -0700 | [diff] [blame] | 370 | return port == null ? null : port.number(); |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 371 | } |
| 372 | |
| 373 | /** |
| 374 | * Returns physical data plane IP address of a given device. |
| 375 | * |
| 376 | * @param deviceId integration bridge device id |
| 377 | * @return ip address; null otherwise |
| 378 | */ |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 379 | public IpAddress dpIp(DeviceId deviceId) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 380 | CordVtnNode node = nodeByBridgeId(deviceId); |
| 381 | if (node == null) { |
| 382 | log.warn("Failed to get node for {}", deviceId); |
| 383 | return null; |
| 384 | } |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 385 | return node.dpIp().ip(); |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 386 | } |
| 387 | |
| 388 | /** |
| 389 | * Returns tunnel port number of a given device. |
| 390 | * |
| 391 | * @param deviceId integration bridge device id |
| 392 | * @return port number |
| 393 | */ |
| 394 | public PortNumber tunnelPort(DeviceId deviceId) { |
Hyunsun Moon | 315b9a6 | 2016-06-23 14:48:04 -0700 | [diff] [blame] | 395 | Port port = deviceService.getPorts(deviceId).stream() |
| 396 | .filter(p -> portName(p).contains(DEFAULT_TUNNEL)) |
| 397 | .findFirst().orElse(null); |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 398 | |
Hyunsun Moon | 315b9a6 | 2016-06-23 14:48:04 -0700 | [diff] [blame] | 399 | return port == null ? null : port.number(); |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 400 | } |
| 401 | |
| 402 | /** |
| 403 | * Returns if current node state saved in nodeStore is COMPLETE or not. |
| 404 | * |
| 405 | * @param node cordvtn node |
| 406 | * @return true if it's complete state, otherwise false |
| 407 | */ |
| 408 | private boolean isNodeStateComplete(CordVtnNode node) { |
| 409 | checkNotNull(node); |
| 410 | |
| 411 | // the state saved in nodeStore can be wrong if IP address settings are changed |
| 412 | // after the node init has been completed since there's no way to detect it |
| 413 | // getNodeState and checkNodeInitState always return correct answer but can be slow |
| 414 | Versioned<CordVtnNode> versionedNode = nodeStore.get(node.hostname()); |
| 415 | CordVtnNodeState state = versionedNode.value().state(); |
| 416 | return state != null && state.equals(NodeState.COMPLETE); |
| 417 | } |
| 418 | |
| 419 | /** |
| 420 | * Initiates node to serve virtual tenant network. |
| 421 | * |
| 422 | * @param node cordvtn node |
| 423 | */ |
| 424 | private void initNode(CordVtnNode node) { |
| 425 | checkNotNull(node); |
| 426 | |
| 427 | NodeState state = (NodeState) node.state(); |
| 428 | log.debug("Processing node: {} state: {}", node.hostname(), state); |
| 429 | |
| 430 | state.process(this, node); |
| 431 | } |
| 432 | |
| 433 | /** |
| 434 | * Performs tasks after node initialization. |
| 435 | * It disconnects unnecessary OVSDB connection and installs initial flow |
| 436 | * rules on the device. |
| 437 | * |
| 438 | * @param node cordvtn node |
| 439 | */ |
| 440 | private void postInit(CordVtnNode node) { |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 441 | disconnectOvsdb(node); |
| 442 | pipeline.initPipeline(node, dpPort(node.intBrId()), tunnelPort(node.intBrId())); |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 443 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 444 | deviceService.getPorts(node.intBrId()).stream() |
Hyunsun Moon | fb41794 | 2016-06-23 14:48:20 -0700 | [diff] [blame] | 445 | .filter(port -> portName(port).startsWith(VPORT_PREFIX) && |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 446 | port.isEnabled()) |
Hyunsun Moon | 5401aaa | 2016-06-12 17:40:34 -0700 | [diff] [blame] | 447 | .forEach(port -> instanceService.addInstance(connectPoint(port))); |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 448 | |
| 449 | hostService.getHosts().forEach(host -> { |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 450 | if (deviceService.getPort(host.location().deviceId(), |
| 451 | host.location().port()) == null) { |
| 452 | instanceService.removeInstance(connectPoint(host)); |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 453 | } |
| 454 | }); |
| 455 | |
| 456 | log.info("Finished init {}", node.hostname()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 457 | } |
| 458 | |
| 459 | /** |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 460 | * Sets a new state for a given cordvtn node. |
| 461 | * |
| 462 | * @param node cordvtn node |
| 463 | * @param newState new node state |
| 464 | */ |
| 465 | private void setNodeState(CordVtnNode node, NodeState newState) { |
| 466 | checkNotNull(node); |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 467 | |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 468 | log.debug("Changed {} state: {}", node.hostname(), newState); |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 469 | nodeStore.put(node.hostname(), CordVtnNode.getUpdatedNode(node, newState)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 470 | } |
| 471 | |
| 472 | /** |
| 473 | * Checks current state of a given cordvtn node and returns it. |
| 474 | * |
| 475 | * @param node cordvtn node |
| 476 | * @return node state |
| 477 | */ |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 478 | private NodeState getNodeState(CordVtnNode node) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 479 | checkNotNull(node); |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 480 | |
| 481 | if (isBrIntCreated(node) && isTunnelIntfCreated(node) && |
| 482 | isDataPlaneIntfAdded(node) && isIpAddressSet(node)) { |
| 483 | return NodeState.COMPLETE; |
| 484 | } else if (isDataPlaneIntfAdded(node) && isTunnelIntfCreated(node)) { |
| 485 | return NodeState.PORTS_ADDED; |
| 486 | } else if (isBrIntCreated(node)) { |
| 487 | return NodeState.BRIDGE_CREATED; |
| 488 | } else { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 489 | return NodeState.INIT; |
| 490 | } |
| 491 | } |
| 492 | |
| 493 | /** |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 494 | * Returns connection state of OVSDB server for a given node. |
| 495 | * |
| 496 | * @param node cordvtn node |
| 497 | * @return true if it is connected, false otherwise |
| 498 | */ |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 499 | private boolean isOvsdbConnected(CordVtnNode node) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 500 | checkNotNull(node); |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 501 | |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 502 | OvsdbClientService ovsdbClient = getOvsdbClient(node); |
| 503 | return deviceService.isAvailable(node.ovsdbId()) && |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 504 | ovsdbClient != null && ovsdbClient.isConnected(); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 505 | } |
| 506 | |
| 507 | /** |
| 508 | * Connects to OVSDB server for a given node. |
| 509 | * |
| 510 | * @param node cordvtn node |
| 511 | */ |
| 512 | private void connectOvsdb(CordVtnNode node) { |
| 513 | checkNotNull(node); |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 514 | |
| 515 | if (!nodeStore.containsKey(node.hostname())) { |
| 516 | log.warn("Node {} does not exist", node.hostname()); |
| 517 | return; |
| 518 | } |
| 519 | |
| 520 | if (!isOvsdbConnected(node)) { |
| 521 | controller.connect(node.hostMgmtIp().ip(), node.ovsdbPort()); |
| 522 | } |
| 523 | } |
| 524 | |
| 525 | /** |
| 526 | * Disconnects OVSDB server for a given node. |
| 527 | * |
| 528 | * @param node cordvtn node |
| 529 | */ |
| 530 | private void disconnectOvsdb(CordVtnNode node) { |
| 531 | checkNotNull(node); |
| 532 | |
| 533 | if (!nodeStore.containsKey(node.hostname())) { |
| 534 | log.warn("Node {} does not exist", node.hostname()); |
| 535 | return; |
| 536 | } |
| 537 | |
| 538 | if (isOvsdbConnected(node)) { |
| 539 | OvsdbClientService ovsdbClient = getOvsdbClient(node); |
| 540 | ovsdbClient.disconnect(); |
| 541 | } |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 542 | } |
| 543 | |
| 544 | /** |
| 545 | * Returns OVSDB client for a given node. |
| 546 | * |
| 547 | * @param node cordvtn node |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 548 | * @return OVSDB client, or null if it fails to get OVSDB client |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 549 | */ |
| 550 | private OvsdbClientService getOvsdbClient(CordVtnNode node) { |
| 551 | checkNotNull(node); |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 552 | |
| 553 | OvsdbClientService ovsdbClient = controller.getOvsdbClient( |
| 554 | new OvsdbNodeId(node.hostMgmtIp().ip(), node.ovsdbPort().toInt())); |
| 555 | if (ovsdbClient == null) { |
| 556 | log.trace("Couldn't find OVSDB client for {}", node.hostname()); |
| 557 | } |
| 558 | return ovsdbClient; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 559 | } |
| 560 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 561 | /** |
| 562 | * Creates an integration bridge for a given node. |
| 563 | * |
| 564 | * @param node cordvtn node |
| 565 | */ |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 566 | private void createIntegrationBridge(CordVtnNode node) { |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 567 | if (isBrIntCreated(node)) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 568 | return; |
| 569 | } |
| 570 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 571 | List<ControllerInfo> controllers = new ArrayList<>(); |
| 572 | Sets.newHashSet(clusterService.getNodes()).stream() |
| 573 | .forEach(controller -> { |
| 574 | ControllerInfo ctrlInfo = new ControllerInfo(controller.ip(), OFPORT, "tcp"); |
| 575 | controllers.add(ctrlInfo); |
| 576 | }); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 577 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 578 | String dpid = node.intBrId().toString().substring(DPID_BEGIN); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 579 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 580 | try { |
| 581 | Device device = deviceService.getDevice(node.ovsdbId()); |
| 582 | if (device.is(BridgeConfig.class)) { |
| 583 | BridgeConfig bridgeConfig = device.as(BridgeConfig.class); |
| 584 | bridgeConfig.addBridge(BridgeName.bridgeName(DEFAULT_BRIDGE), dpid, controllers); |
| 585 | } else { |
| 586 | log.warn("The bridging behaviour is not supported in device {}", device.id()); |
| 587 | } |
| 588 | } catch (ItemNotFoundException e) { |
| 589 | log.warn("Failed to create integration bridge on {}", node.hostname()); |
| 590 | } |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 591 | } |
| 592 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 593 | /** |
| 594 | * Creates tunnel interface to the integration bridge for a given node. |
| 595 | * |
| 596 | * @param node cordvtn node |
| 597 | */ |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 598 | private void createTunnelInterface(CordVtnNode node) { |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 599 | if (isTunnelIntfCreated(node)) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 600 | return; |
| 601 | } |
| 602 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 603 | DefaultAnnotations.Builder optionBuilder = DefaultAnnotations.builder(); |
| 604 | for (String key : DEFAULT_TUNNEL_OPTIONS.keySet()) { |
| 605 | optionBuilder.set(key, DEFAULT_TUNNEL_OPTIONS.get(key)); |
| 606 | } |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 607 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 608 | TunnelDescription description = new DefaultTunnelDescription( |
| 609 | null, null, VXLAN, TunnelName.tunnelName(DEFAULT_TUNNEL), |
| 610 | optionBuilder.build()); |
| 611 | |
| 612 | try { |
| 613 | Device device = deviceService.getDevice(node.ovsdbId()); |
| 614 | if (device.is(TunnelConfig.class)) { |
| 615 | TunnelConfig tunnelConfig = device.as(TunnelConfig.class); |
| 616 | tunnelConfig.createTunnelInterface(BridgeName.bridgeName(DEFAULT_BRIDGE), description); |
| 617 | } else { |
| 618 | log.warn("The tunneling behaviour is not supported in device {}", device.id()); |
| 619 | } |
| 620 | } catch (ItemNotFoundException e) { |
| 621 | log.warn("Failed to create tunnel interface on {}", node.hostname()); |
| 622 | } |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 623 | } |
| 624 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 625 | /** |
| 626 | * Adds data plane interface to a given node. |
| 627 | * |
| 628 | * @param node cordvtn node |
| 629 | */ |
| 630 | private void addDataPlaneInterface(CordVtnNode node) { |
| 631 | if (isDataPlaneIntfAdded(node)) { |
| 632 | return; |
| 633 | } |
| 634 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 635 | Session session = connect(node.sshInfo()); |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 636 | if (session == null) { |
| 637 | log.debug("Failed to SSH to {}", node.hostname()); |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 638 | return; |
| 639 | } |
| 640 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 641 | if (!isInterfaceUp(session, node.dpIntf())) { |
| 642 | log.warn("Interface {} is not available", node.dpIntf()); |
| 643 | return; |
| 644 | } |
| 645 | disconnect(session); |
| 646 | |
| 647 | try { |
| 648 | Device device = deviceService.getDevice(node.ovsdbId()); |
| 649 | if (device.is(BridgeConfig.class)) { |
| 650 | BridgeConfig bridgeConfig = device.as(BridgeConfig.class); |
| 651 | bridgeConfig.addPort(BridgeName.bridgeName(DEFAULT_BRIDGE), node.dpIntf()); |
| 652 | } else { |
| 653 | log.warn("The bridging behaviour is not supported in device {}", device.id()); |
| 654 | } |
| 655 | } catch (ItemNotFoundException e) { |
| 656 | log.warn("Failed to add {} on {}", node.dpIntf(), node.hostname()); |
| 657 | } |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 658 | } |
| 659 | |
| 660 | /** |
| 661 | * Flushes IP address from data plane interface and adds data plane IP address |
| 662 | * to integration bridge. |
| 663 | * |
| 664 | * @param node cordvtn node |
| 665 | */ |
| 666 | private void setIpAddress(CordVtnNode node) { |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 667 | Session session = connect(node.sshInfo()); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 668 | if (session == null) { |
| 669 | log.debug("Failed to SSH to {}", node.hostname()); |
| 670 | return; |
| 671 | } |
Hyunsun Moon | f276052 | 2016-03-04 19:24:08 -0800 | [diff] [blame] | 672 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 673 | getCurrentIps(session, DEFAULT_BRIDGE).stream() |
| 674 | .filter(ip -> !ip.equals(node.localMgmtIp().ip())) |
| 675 | .filter(ip -> !ip.equals(node.dpIp().ip())) |
| 676 | .forEach(ip -> deleteIp(session, ip, DEFAULT_BRIDGE)); |
| 677 | |
| 678 | boolean result = flushIp(session, node.dpIntf()) && |
| 679 | setInterfaceUp(session, node.dpIntf()) && |
| 680 | addIp(session, node.dpIp(), DEFAULT_BRIDGE) && |
| 681 | addIp(session, node.localMgmtIp(), DEFAULT_BRIDGE) && |
| 682 | setInterfaceUp(session, DEFAULT_BRIDGE); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 683 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 684 | disconnect(session); |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 685 | |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 686 | if (result) { |
| 687 | setNodeState(node, NodeState.COMPLETE); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 688 | } |
| 689 | } |
| 690 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 691 | /** |
| 692 | * Checks if integration bridge exists and available. |
| 693 | * |
| 694 | * @param node cordvtn node |
| 695 | * @return true if the bridge is available, false otherwise |
| 696 | */ |
| 697 | private boolean isBrIntCreated(CordVtnNode node) { |
| 698 | return (deviceService.getDevice(node.intBrId()) != null |
| 699 | && deviceService.isAvailable(node.intBrId())); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 700 | } |
| 701 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 702 | /** |
| 703 | * Checks if tunnel interface exists. |
| 704 | * |
| 705 | * @param node cordvtn node |
| 706 | * @return true if the interface exists, false otherwise |
| 707 | */ |
| 708 | private boolean isTunnelIntfCreated(CordVtnNode node) { |
| 709 | return deviceService.getPorts(node.intBrId()) |
| 710 | .stream() |
| 711 | .filter(p -> portName(p).contains(DEFAULT_TUNNEL) && |
| 712 | p.isEnabled()) |
| 713 | .findAny().isPresent(); |
| 714 | } |
| 715 | |
| 716 | /** |
| 717 | * Checks if data plane interface exists. |
| 718 | * |
| 719 | * @param node cordvtn node |
| 720 | * @return true if the interface exists, false otherwise |
| 721 | */ |
| 722 | private boolean isDataPlaneIntfAdded(CordVtnNode node) { |
| 723 | return deviceService.getPorts(node.intBrId()) |
| 724 | .stream() |
| 725 | .filter(p -> portName(p).contains(node.dpIntf()) && |
| 726 | p.isEnabled()) |
| 727 | .findAny().isPresent(); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 728 | } |
| 729 | |
| 730 | /** |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 731 | * Checks if the IP addresses are correctly set. |
| 732 | * |
| 733 | * @param node cordvtn node |
| 734 | * @return true if the IP is set, false otherwise |
| 735 | */ |
| 736 | private boolean isIpAddressSet(CordVtnNode node) { |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 737 | Session session = connect(node.sshInfo()); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 738 | if (session == null) { |
| 739 | log.debug("Failed to SSH to {}", node.hostname()); |
| 740 | return false; |
| 741 | } |
| 742 | |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 743 | Set<IpAddress> intBrIps = getCurrentIps(session, DEFAULT_BRIDGE); |
| 744 | boolean result = getCurrentIps(session, node.dpIntf()).isEmpty() && |
| 745 | isInterfaceUp(session, node.dpIntf()) && |
| 746 | intBrIps.contains(node.dpIp().ip()) && |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 747 | intBrIps.contains(node.localMgmtIp().ip()) && |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 748 | isInterfaceUp(session, DEFAULT_BRIDGE); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 749 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 750 | disconnect(session); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 751 | return result; |
| 752 | } |
| 753 | |
| 754 | /** |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 755 | * Returns connect point of a given port. |
| 756 | * |
| 757 | * @param port port |
| 758 | * @return connect point |
| 759 | */ |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 760 | private ConnectPoint connectPoint(Port port) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 761 | return new ConnectPoint(port.element().id(), port.number()); |
| 762 | } |
| 763 | |
| 764 | /** |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 765 | * Returns connect point of a given host. |
| 766 | * |
| 767 | * @param host host |
| 768 | * @return connect point |
| 769 | */ |
| 770 | private ConnectPoint connectPoint(Host host) { |
| 771 | return new ConnectPoint(host.location().deviceId(), host.location().port()); |
| 772 | } |
| 773 | |
| 774 | /** |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 775 | * Returns cordvtn node associated with a given OVSDB device. |
| 776 | * |
| 777 | * @param ovsdbId OVSDB device id |
| 778 | * @return cordvtn node, null if it fails to find the node |
| 779 | */ |
| 780 | private CordVtnNode nodeByOvsdbId(DeviceId ovsdbId) { |
| 781 | return getNodes().stream() |
| 782 | .filter(node -> node.ovsdbId().equals(ovsdbId)) |
| 783 | .findFirst().orElse(null); |
| 784 | } |
| 785 | |
| 786 | /** |
| 787 | * Returns cordvtn node associated with a given integration bridge. |
| 788 | * |
| 789 | * @param bridgeId device id of integration bridge |
| 790 | * @return cordvtn node, null if it fails to find the node |
| 791 | */ |
| 792 | private CordVtnNode nodeByBridgeId(DeviceId bridgeId) { |
| 793 | return getNodes().stream() |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 794 | .filter(node -> node.intBrId().equals(bridgeId)) |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 795 | .findFirst().orElse(null); |
| 796 | } |
| 797 | |
| 798 | /** |
| 799 | * Returns port name. |
| 800 | * |
| 801 | * @param port port |
| 802 | * @return port name |
| 803 | */ |
| 804 | private String portName(Port port) { |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 805 | return port.annotations().value("portName"); |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 806 | } |
| 807 | |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 808 | private class OvsdbHandler implements ConnectionHandler<Device> { |
| 809 | |
| 810 | @Override |
| 811 | public void connected(Device device) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 812 | CordVtnNode node = nodeByOvsdbId(device.id()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 813 | if (node != null) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 814 | setNodeState(node, getNodeState(node)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 815 | } else { |
| 816 | log.debug("{} is detected on unregistered node, ignore it.", device.id()); |
| 817 | } |
| 818 | } |
| 819 | |
| 820 | @Override |
| 821 | public void disconnected(Device device) { |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 822 | if (!deviceService.isAvailable(device.id())) { |
| 823 | log.debug("Device {} is disconnected", device.id()); |
| 824 | adminService.removeDevice(device.id()); |
| 825 | } |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 826 | } |
| 827 | } |
| 828 | |
| 829 | private class BridgeHandler implements ConnectionHandler<Device> { |
| 830 | |
| 831 | @Override |
| 832 | public void connected(Device device) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 833 | CordVtnNode node = nodeByBridgeId(device.id()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 834 | if (node != null) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 835 | setNodeState(node, getNodeState(node)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 836 | } else { |
| 837 | log.debug("{} is detected on unregistered node, ignore it.", device.id()); |
| 838 | } |
| 839 | } |
| 840 | |
| 841 | @Override |
| 842 | public void disconnected(Device device) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 843 | CordVtnNode node = nodeByBridgeId(device.id()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 844 | if (node != null) { |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 845 | log.debug("Integration Bridge is disconnected from {}", node.hostname()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 846 | setNodeState(node, NodeState.INCOMPLETE); |
| 847 | } |
| 848 | } |
| 849 | |
| 850 | /** |
| 851 | * Handles port added situation. |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 852 | * If the added port is tunnel or data plane interface, proceed to the remaining |
| 853 | * node initialization. Otherwise, do nothing. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 854 | * |
| 855 | * @param port port |
| 856 | */ |
| 857 | public void portAdded(Port port) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 858 | CordVtnNode node = nodeByBridgeId((DeviceId) port.element().id()); |
| 859 | String portName = portName(port); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 860 | |
| 861 | if (node == null) { |
| 862 | log.debug("{} is added to unregistered node, ignore it.", portName); |
| 863 | return; |
| 864 | } |
| 865 | |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 866 | log.info("Port {} is added to {}", portName, node.hostname()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 867 | |
Hyunsun Moon | fb41794 | 2016-06-23 14:48:20 -0700 | [diff] [blame] | 868 | if (portName.startsWith(VPORT_PREFIX)) { |
| 869 | if (isNodeStateComplete(node)) { |
| 870 | instanceService.addInstance(connectPoint(port)); |
| 871 | } else { |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 872 | log.debug("VM is detected on incomplete node, ignore it.", portName); |
Hyunsun Moon | fb41794 | 2016-06-23 14:48:20 -0700 | [diff] [blame] | 873 | } |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 874 | } else if (portName.contains(DEFAULT_TUNNEL) || portName.equals(node.dpIntf())) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 875 | setNodeState(node, getNodeState(node)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 876 | } |
| 877 | } |
| 878 | |
| 879 | /** |
| 880 | * Handles port removed situation. |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 881 | * If the removed port is tunnel or data plane interface, proceed to the remaining |
| 882 | * node initialization.Others, do nothing. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 883 | * |
| 884 | * @param port port |
| 885 | */ |
| 886 | public void portRemoved(Port port) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 887 | CordVtnNode node = nodeByBridgeId((DeviceId) port.element().id()); |
| 888 | String portName = portName(port); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 889 | |
| 890 | if (node == null) { |
| 891 | return; |
| 892 | } |
| 893 | |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 894 | log.info("Port {} is removed from {}", portName, node.hostname()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 895 | |
Hyunsun Moon | fb41794 | 2016-06-23 14:48:20 -0700 | [diff] [blame] | 896 | if (portName.startsWith(VPORT_PREFIX)) { |
| 897 | if (isNodeStateComplete(node)) { |
| 898 | instanceService.removeInstance(connectPoint(port)); |
| 899 | } else { |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 900 | log.debug("VM is vanished from incomplete node, ignore it.", portName); |
Hyunsun Moon | fb41794 | 2016-06-23 14:48:20 -0700 | [diff] [blame] | 901 | } |
Hyunsun Moon | 0592c3d | 2016-06-23 14:47:52 -0700 | [diff] [blame] | 902 | } else if (portName.contains(DEFAULT_TUNNEL) || portName.equals(node.dpIntf())) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 903 | setNodeState(node, NodeState.INCOMPLETE); |
| 904 | } |
| 905 | } |
| 906 | } |
| 907 | |
| 908 | private class InternalDeviceListener implements DeviceListener { |
| 909 | |
| 910 | @Override |
| 911 | public void event(DeviceEvent event) { |
| 912 | |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 913 | NodeId leaderNodeId = leadershipService.getLeader(appId.name()); |
| 914 | if (!Objects.equals(localNodeId, leaderNodeId)) { |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 915 | // do not allow to proceed without leadership |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 916 | return; |
| 917 | } |
| 918 | |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 919 | Device device = event.subject(); |
| 920 | ConnectionHandler<Device> handler = |
| 921 | (device.type().equals(SWITCH) ? bridgeHandler : ovsdbHandler); |
| 922 | |
| 923 | switch (event.type()) { |
| 924 | case PORT_ADDED: |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 925 | eventExecutor.execute(() -> bridgeHandler.portAdded(event.port())); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 926 | break; |
| 927 | case PORT_UPDATED: |
| 928 | if (!event.port().isEnabled()) { |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 929 | eventExecutor.execute(() -> bridgeHandler.portRemoved(event.port())); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 930 | } |
| 931 | break; |
| 932 | case DEVICE_ADDED: |
| 933 | case DEVICE_AVAILABILITY_CHANGED: |
| 934 | if (deviceService.isAvailable(device.id())) { |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 935 | eventExecutor.execute(() -> handler.connected(device)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 936 | } else { |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 937 | eventExecutor.execute(() -> handler.disconnected(device)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 938 | } |
| 939 | break; |
| 940 | default: |
| 941 | break; |
| 942 | } |
| 943 | } |
| 944 | } |
| 945 | |
| 946 | /** |
Hyunsun Moon | 3fc17f7 | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 947 | * Reads cordvtn nodes from config file. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 948 | */ |
| 949 | private void readConfiguration() { |
| 950 | CordVtnConfig config = configRegistry.getConfig(appId, CordVtnConfig.class); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 951 | if (config == null) { |
Hyunsun Moon | 3fc17f7 | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 952 | log.debug("No configuration found"); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 953 | return; |
| 954 | } |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 955 | config.cordVtnNodes().forEach(this::addOrUpdateNode); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 956 | } |
| 957 | |
| 958 | private class InternalConfigListener implements NetworkConfigListener { |
| 959 | |
| 960 | @Override |
| 961 | public void event(NetworkConfigEvent event) { |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 962 | NodeId leaderNodeId = leadershipService.getLeader(appId.name()); |
| 963 | if (!Objects.equals(localNodeId, leaderNodeId)) { |
| 964 | // do not allow to proceed without leadership |
| 965 | return; |
| 966 | } |
| 967 | |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 968 | if (!event.configClass().equals(CordVtnConfig.class)) { |
| 969 | return; |
| 970 | } |
| 971 | |
| 972 | switch (event.type()) { |
| 973 | case CONFIG_ADDED: |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 974 | case CONFIG_UPDATED: |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 975 | eventExecutor.execute(CordVtnNodeManager.this::readConfiguration); |
| 976 | break; |
| 977 | default: |
| 978 | break; |
| 979 | } |
| 980 | } |
| 981 | } |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 982 | |
| 983 | private class InternalMapListener implements MapEventListener<String, CordVtnNode> { |
| 984 | |
| 985 | @Override |
| 986 | public void event(MapEvent<String, CordVtnNode> event) { |
| 987 | NodeId leaderNodeId = leadershipService.getLeader(appId.name()); |
| 988 | if (!Objects.equals(localNodeId, leaderNodeId)) { |
| 989 | // do not allow to proceed without leadership |
| 990 | return; |
| 991 | } |
| 992 | |
| 993 | CordVtnNode oldNode; |
| 994 | CordVtnNode newNode; |
| 995 | |
| 996 | switch (event.type()) { |
| 997 | case UPDATE: |
| 998 | oldNode = event.oldValue().value(); |
| 999 | newNode = event.newValue().value(); |
| 1000 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 1001 | log.info("Reloaded {}", newNode.hostname()); |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 1002 | if (!newNode.equals(oldNode)) { |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 1003 | log.debug("New node: {}", newNode); |
| 1004 | } |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 1005 | // performs init procedure even if the node is not changed |
| 1006 | // for robustness since it's no harm to run init procedure |
| 1007 | // multiple times |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 1008 | eventExecutor.execute(() -> initNode(newNode)); |
| 1009 | break; |
| 1010 | case INSERT: |
| 1011 | newNode = event.newValue().value(); |
| 1012 | log.info("Added {}", newNode.hostname()); |
| 1013 | eventExecutor.execute(() -> initNode(newNode)); |
| 1014 | break; |
| 1015 | case REMOVE: |
| 1016 | oldNode = event.oldValue().value(); |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 1017 | log.info("Removed {}", oldNode.hostname()); |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 1018 | break; |
| 1019 | default: |
| 1020 | break; |
| 1021 | } |
| 1022 | } |
| 1023 | } |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 1024 | } |