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 | |
| 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 | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 27 | import org.onlab.util.ItemNotFoundException; |
| 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; |
| 36 | import org.opencord.cordvtn.api.CordVtnService; |
| 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; |
| 42 | import org.onosproject.net.DefaultAnnotations; |
| 43 | import org.onosproject.net.Device; |
| 44 | import org.onosproject.net.DeviceId; |
| 45 | import org.onosproject.net.Host; |
| 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; |
| 52 | import org.onosproject.net.behaviour.TunnelConfig; |
| 53 | import org.onosproject.net.behaviour.TunnelDescription; |
| 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 | |
| 76 | import java.util.ArrayList; |
| 77 | import java.util.HashMap; |
| 78 | import java.util.List; |
| 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; |
alshabib | b4d3171 | 2016-06-01 18:51:03 -0700 | [diff] [blame] | 88 | import static org.opencord.cordvtn.impl.CordVtnPipeline.DEFAULT_TUNNEL; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 89 | import static org.onosproject.net.Device.Type.SWITCH; |
| 90 | import static org.onosproject.net.behaviour.TunnelDescription.Type.VXLAN; |
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 | |
| 112 | private static final String DEFAULT_BRIDGE = "br-int"; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 113 | private static final String VPORT_PREFIX = "tap"; |
| 114 | private static final String OK = "OK"; |
| 115 | private static final String NO = "NO"; |
| 116 | |
| 117 | private static final Map<String, String> DEFAULT_TUNNEL_OPTIONS = new HashMap<String, String>() { |
| 118 | { |
| 119 | put("key", "flow"); |
| 120 | put("remote_ip", "flow"); |
| 121 | } |
| 122 | }; |
| 123 | private static final int DPID_BEGIN = 3; |
| 124 | private static final int OFPORT = 6653; |
| 125 | |
| 126 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 127 | protected CoreService coreService; |
| 128 | |
| 129 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 130 | protected NetworkConfigRegistry configRegistry; |
| 131 | |
| 132 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 133 | protected NetworkConfigService configService; |
| 134 | |
| 135 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 136 | protected StorageService storageService; |
| 137 | |
| 138 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 139 | protected DeviceAdminService adminService; |
| 140 | |
| 141 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 142 | protected OvsdbController controller; |
| 143 | |
| 144 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 145 | protected ClusterService clusterService; |
| 146 | |
| 147 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 148 | protected DeviceService deviceService; |
| 149 | |
| 150 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 151 | protected HostService hostService; |
| 152 | |
| 153 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 154 | protected LeadershipService leadershipService; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 155 | |
| 156 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 157 | protected CordVtnInstanceManager instanceManager; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 158 | |
| 159 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 160 | protected CordVtnPipeline pipeline; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 161 | |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 162 | private final ExecutorService eventExecutor = |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 163 | newSingleThreadScheduledExecutor(groupedThreads("onos/cordvtn-node", "event-handler")); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 164 | |
| 165 | private final NetworkConfigListener configListener = new InternalConfigListener(); |
| 166 | private final DeviceListener deviceListener = new InternalDeviceListener(); |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 167 | private final MapEventListener<String, CordVtnNode> nodeStoreListener = new InternalMapListener(); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 168 | |
| 169 | private final OvsdbHandler ovsdbHandler = new OvsdbHandler(); |
| 170 | private final BridgeHandler bridgeHandler = new BridgeHandler(); |
| 171 | |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 172 | private ConsistentMap<String, CordVtnNode> nodeStore; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 173 | private ApplicationId appId; |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 174 | private NodeId localNodeId; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 175 | |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 176 | private enum NodeState implements CordVtnNodeState { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 177 | |
| 178 | INIT { |
| 179 | @Override |
| 180 | public void process(CordVtnNodeManager nodeManager, CordVtnNode node) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 181 | if (!nodeManager.isOvsdbConnected(node)) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 182 | nodeManager.connectOvsdb(node); |
| 183 | } else { |
| 184 | nodeManager.createIntegrationBridge(node); |
| 185 | } |
| 186 | } |
| 187 | }, |
| 188 | BRIDGE_CREATED { |
| 189 | @Override |
| 190 | public void process(CordVtnNodeManager nodeManager, CordVtnNode node) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 191 | if (!nodeManager.isOvsdbConnected(node)) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 192 | nodeManager.connectOvsdb(node); |
| 193 | } else { |
| 194 | nodeManager.createTunnelInterface(node); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 195 | nodeManager.addDataPlaneInterface(node); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 196 | } |
| 197 | } |
| 198 | }, |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 199 | PORTS_ADDED { |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 200 | @Override |
| 201 | public void process(CordVtnNodeManager nodeManager, CordVtnNode node) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 202 | nodeManager.setIpAddress(node); |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 203 | } |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 204 | }, |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 205 | COMPLETE { |
| 206 | @Override |
| 207 | public void process(CordVtnNodeManager nodeManager, CordVtnNode node) { |
| 208 | nodeManager.postInit(node); |
| 209 | } |
| 210 | }, |
| 211 | INCOMPLETE { |
| 212 | @Override |
| 213 | public void process(CordVtnNodeManager nodeManager, CordVtnNode node) { |
| 214 | } |
| 215 | }; |
| 216 | |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 217 | public abstract void process(CordVtnNodeManager nodeManager, CordVtnNode node); |
| 218 | } |
| 219 | |
| 220 | @Activate |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 221 | protected void activate() { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 222 | appId = coreService.getAppId(CordVtnService.CORDVTN_APP_ID); |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 223 | |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 224 | localNodeId = clusterService.getLocalNode().id(); |
| 225 | leadershipService.runForLeadership(appId.name()); |
| 226 | |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 227 | nodeStore = storageService.<String, CordVtnNode>consistentMapBuilder() |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 228 | .withSerializer(Serializer.using(NODE_SERIALIZER.build())) |
| 229 | .withName("cordvtn-nodestore") |
| 230 | .withApplicationId(appId) |
| 231 | .build(); |
| 232 | |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 233 | nodeStore.addListener(nodeStoreListener); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 234 | deviceService.addListener(deviceListener); |
| 235 | configService.addListener(configListener); |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 236 | |
| 237 | log.info("Started"); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 238 | } |
| 239 | |
| 240 | @Deactivate |
| 241 | protected void deactivate() { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 242 | configService.removeListener(configListener); |
| 243 | deviceService.removeListener(deviceListener); |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 244 | nodeStore.removeListener(nodeStoreListener); |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 245 | |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 246 | leadershipService.withdraw(appId.name()); |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 247 | eventExecutor.shutdown(); |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 248 | |
| 249 | log.info("Stopped"); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 250 | } |
| 251 | |
| 252 | /** |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 253 | * Adds or updates a new node to the service. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 254 | * |
| 255 | * @param node cordvtn node |
| 256 | */ |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 257 | public void addOrUpdateNode(CordVtnNode node) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 258 | checkNotNull(node); |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 259 | nodeStore.put(node.hostname(), CordVtnNode.getUpdatedNode(node, getNodeState(node))); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 260 | } |
| 261 | |
| 262 | /** |
| 263 | * Deletes a node from the service. |
| 264 | * |
| 265 | * @param node cordvtn node |
| 266 | */ |
| 267 | public void deleteNode(CordVtnNode node) { |
| 268 | checkNotNull(node); |
| 269 | |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 270 | if (isOvsdbConnected(node)) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 271 | disconnectOvsdb(node); |
| 272 | } |
| 273 | |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 274 | nodeStore.remove(node.hostname()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 275 | } |
| 276 | |
| 277 | /** |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 278 | * Returns node initialization state. |
| 279 | * |
| 280 | * @param node cordvtn node |
| 281 | * @return true if initial node setup is completed, otherwise false |
| 282 | */ |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 283 | public boolean isNodeInitComplete(CordVtnNode node) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 284 | checkNotNull(node); |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 285 | return nodeStore.containsKey(node.hostname()) && getNodeState(node).equals(NodeState.COMPLETE); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 286 | } |
| 287 | |
| 288 | /** |
| 289 | * Returns detailed node initialization state. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 290 | * |
| 291 | * @param node cordvtn node |
| 292 | * @return string including detailed node init state |
| 293 | */ |
| 294 | public String checkNodeInitState(CordVtnNode node) { |
| 295 | checkNotNull(node); |
| 296 | |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 297 | if (!nodeStore.containsKey(node.hostname())) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 298 | log.warn("Node {} does not exist, add node first", node.hostname()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 299 | return null; |
| 300 | } |
| 301 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 302 | Session session = connect(node.sshInfo()); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 303 | if (session == null) { |
| 304 | log.debug("Failed to SSH to {}", node.hostname()); |
| 305 | return null; |
| 306 | } |
| 307 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 308 | Set<IpAddress> intBrIps = getCurrentIps(session, DEFAULT_BRIDGE); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 309 | String result = String.format( |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 310 | "Current state : %s%n" + |
| 311 | "br-int created and connected to ONOS : %s (%s)%n" + |
| 312 | "VXLAN interface added to br-int : %s%n" + |
| 313 | "Data plane interface is added to br-int and enabled : %s (%s)%n" + |
| 314 | "IP flushed from data plane interface : %s (%s)%n" + |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 315 | "Data plane IP added to br-int : %s (%s)%n" + |
| 316 | "Local management IP added to br-int : %s (%s)", |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 317 | node.state(), |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 318 | isBrIntCreated(node) ? OK : NO, node.intBrId(), |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 319 | isTunnelIntfCreated(node) ? OK : NO, |
| 320 | isDataPlaneIntfAdded(node) ? OK : NO, node.dpIntf(), |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 321 | isInterfaceUp(session, node.dpIntf()) && |
| 322 | getCurrentIps(session, node.dpIntf()).isEmpty() ? OK : NO, node.dpIntf(), |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 323 | intBrIps.contains(node.dpIp().ip()) ? OK : NO, node.dpIp().cidr(), |
| 324 | intBrIps.contains(node.localMgmtIp().ip()) ? OK : NO, node.localMgmtIp().cidr()); |
| 325 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 326 | disconnect(session); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 327 | |
| 328 | return result; |
| 329 | } |
| 330 | |
| 331 | /** |
| 332 | * Returns the number of the nodes known to the service. |
| 333 | * |
| 334 | * @return number of nodes |
| 335 | */ |
| 336 | public int getNodeCount() { |
| 337 | return nodeStore.size(); |
| 338 | } |
| 339 | |
| 340 | /** |
| 341 | * Returns all nodes known to the service. |
| 342 | * |
| 343 | * @return list of nodes |
| 344 | */ |
| 345 | public List<CordVtnNode> getNodes() { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 346 | return nodeStore.values().stream().map(Versioned::value).collect(Collectors.toList()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 347 | } |
| 348 | |
| 349 | /** |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 350 | * Returns all nodes in complete state. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 351 | * |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 352 | * @return set of nodes |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 353 | */ |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 354 | public Set<CordVtnNode> completeNodes() { |
| 355 | return getNodes().stream().filter(this::isNodeInitComplete).collect(Collectors.toSet()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 356 | } |
| 357 | |
| 358 | /** |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 359 | * Returns physical data plane port number of a given device. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 360 | * |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 361 | * @param deviceId integration bridge device id |
| 362 | * @return port number; null otherwise |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 363 | */ |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 364 | public PortNumber dpPort(DeviceId deviceId) { |
| 365 | CordVtnNode node = nodeByBridgeId(deviceId); |
| 366 | if (node == null) { |
| 367 | log.warn("Failed to get node for {}", deviceId); |
| 368 | return null; |
| 369 | } |
| 370 | Port port = deviceService.getPorts(deviceId).stream() |
| 371 | .filter(p -> portName(p).contains(node.dpIntf()) && |
| 372 | p.isEnabled()) |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 373 | .findFirst().orElse(null); |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 374 | |
| 375 | return port == null ? null : port.number(); |
| 376 | } |
| 377 | |
| 378 | /** |
| 379 | * Returns physical data plane IP address of a given device. |
| 380 | * |
| 381 | * @param deviceId integration bridge device id |
| 382 | * @return ip address; null otherwise |
| 383 | */ |
| 384 | public IpAddress dpIp(DeviceId deviceId) { |
| 385 | CordVtnNode node = nodeByBridgeId(deviceId); |
| 386 | if (node == null) { |
| 387 | log.warn("Failed to get node for {}", deviceId); |
| 388 | return null; |
| 389 | } |
| 390 | return node.dpIp().ip(); |
| 391 | } |
| 392 | |
| 393 | /** |
| 394 | * Returns tunnel port number of a given device. |
| 395 | * |
| 396 | * @param deviceId integration bridge device id |
| 397 | * @return port number |
| 398 | */ |
| 399 | public PortNumber tunnelPort(DeviceId deviceId) { |
| 400 | Port port = deviceService.getPorts(deviceId).stream() |
| 401 | .filter(p -> portName(p).contains(DEFAULT_TUNNEL)) |
| 402 | .findFirst().orElse(null); |
| 403 | |
| 404 | return port == null ? null : port.number(); |
| 405 | } |
| 406 | |
| 407 | /** |
| 408 | * Returns if current node state saved in nodeStore is COMPLETE or not. |
| 409 | * |
| 410 | * @param node cordvtn node |
| 411 | * @return true if it's complete state, otherwise false |
| 412 | */ |
| 413 | private boolean isNodeStateComplete(CordVtnNode node) { |
| 414 | checkNotNull(node); |
| 415 | |
| 416 | // the state saved in nodeStore can be wrong if IP address settings are changed |
| 417 | // after the node init has been completed since there's no way to detect it |
| 418 | // getNodeState and checkNodeInitState always return correct answer but can be slow |
| 419 | Versioned<CordVtnNode> versionedNode = nodeStore.get(node.hostname()); |
| 420 | CordVtnNodeState state = versionedNode.value().state(); |
| 421 | return state != null && state.equals(NodeState.COMPLETE); |
| 422 | } |
| 423 | |
| 424 | /** |
| 425 | * Initiates node to serve virtual tenant network. |
| 426 | * |
| 427 | * @param node cordvtn node |
| 428 | */ |
| 429 | private void initNode(CordVtnNode node) { |
| 430 | checkNotNull(node); |
| 431 | |
| 432 | NodeState state = (NodeState) node.state(); |
| 433 | log.debug("Processing node: {} state: {}", node.hostname(), state); |
| 434 | |
| 435 | state.process(this, node); |
| 436 | } |
| 437 | |
| 438 | /** |
| 439 | * Performs tasks after node initialization. |
| 440 | * It disconnects unnecessary OVSDB connection and installs initial flow |
| 441 | * rules on the device. |
| 442 | * |
| 443 | * @param node cordvtn node |
| 444 | */ |
| 445 | private void postInit(CordVtnNode node) { |
| 446 | disconnectOvsdb(node); |
| 447 | pipeline.initPipeline(node, dpPort(node.intBrId()), tunnelPort(node.intBrId())); |
| 448 | |
| 449 | deviceService.getPorts(node.intBrId()).stream() |
| 450 | .filter(port -> portName(port).startsWith(VPORT_PREFIX) && |
| 451 | port.isEnabled()) |
| 452 | .forEach(port -> instanceManager.addInstance(connectPoint(port))); |
| 453 | |
| 454 | hostService.getHosts().forEach(host -> { |
| 455 | if (deviceService.getPort(host.location().deviceId(), |
| 456 | host.location().port()) == null) { |
| 457 | instanceManager.removeInstance(connectPoint(host)); |
| 458 | } |
| 459 | }); |
| 460 | |
| 461 | log.info("Finished init {}", node.hostname()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 462 | } |
| 463 | |
| 464 | /** |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 465 | * Sets a new state for a given cordvtn node. |
| 466 | * |
| 467 | * @param node cordvtn node |
| 468 | * @param newState new node state |
| 469 | */ |
| 470 | private void setNodeState(CordVtnNode node, NodeState newState) { |
| 471 | checkNotNull(node); |
| 472 | |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 473 | log.debug("Changed {} state: {}", node.hostname(), newState); |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 474 | nodeStore.put(node.hostname(), CordVtnNode.getUpdatedNode(node, newState)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 475 | } |
| 476 | |
| 477 | /** |
| 478 | * Checks current state of a given cordvtn node and returns it. |
| 479 | * |
| 480 | * @param node cordvtn node |
| 481 | * @return node state |
| 482 | */ |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 483 | private NodeState getNodeState(CordVtnNode node) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 484 | checkNotNull(node); |
| 485 | |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 486 | if (isBrIntCreated(node) && isTunnelIntfCreated(node) && |
| 487 | isDataPlaneIntfAdded(node) && isIpAddressSet(node)) { |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 488 | return NodeState.COMPLETE; |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 489 | } else if (isDataPlaneIntfAdded(node) && isTunnelIntfCreated(node)) { |
| 490 | return NodeState.PORTS_ADDED; |
| 491 | } else if (isBrIntCreated(node)) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 492 | return NodeState.BRIDGE_CREATED; |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 493 | } else { |
| 494 | return NodeState.INIT; |
| 495 | } |
| 496 | } |
| 497 | |
| 498 | /** |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 499 | * Returns connection state of OVSDB server for a given node. |
| 500 | * |
| 501 | * @param node cordvtn node |
| 502 | * @return true if it is connected, false otherwise |
| 503 | */ |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 504 | private boolean isOvsdbConnected(CordVtnNode node) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 505 | checkNotNull(node); |
| 506 | |
| 507 | OvsdbClientService ovsdbClient = getOvsdbClient(node); |
| 508 | return deviceService.isAvailable(node.ovsdbId()) && |
| 509 | ovsdbClient != null && ovsdbClient.isConnected(); |
| 510 | } |
| 511 | |
| 512 | /** |
| 513 | * Connects to OVSDB server for a given node. |
| 514 | * |
| 515 | * @param node cordvtn node |
| 516 | */ |
| 517 | private void connectOvsdb(CordVtnNode node) { |
| 518 | checkNotNull(node); |
| 519 | |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 520 | if (!nodeStore.containsKey(node.hostname())) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 521 | log.warn("Node {} does not exist", node.hostname()); |
| 522 | return; |
| 523 | } |
| 524 | |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 525 | if (!isOvsdbConnected(node)) { |
| 526 | controller.connect(node.hostMgmtIp().ip(), node.ovsdbPort()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 527 | } |
| 528 | } |
| 529 | |
| 530 | /** |
| 531 | * Disconnects OVSDB server for a given node. |
| 532 | * |
| 533 | * @param node cordvtn node |
| 534 | */ |
| 535 | private void disconnectOvsdb(CordVtnNode node) { |
| 536 | checkNotNull(node); |
| 537 | |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 538 | if (!nodeStore.containsKey(node.hostname())) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 539 | log.warn("Node {} does not exist", node.hostname()); |
| 540 | return; |
| 541 | } |
| 542 | |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 543 | if (isOvsdbConnected(node)) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 544 | OvsdbClientService ovsdbClient = getOvsdbClient(node); |
| 545 | ovsdbClient.disconnect(); |
| 546 | } |
| 547 | } |
| 548 | |
| 549 | /** |
| 550 | * Returns OVSDB client for a given node. |
| 551 | * |
| 552 | * @param node cordvtn node |
| 553 | * @return OVSDB client, or null if it fails to get OVSDB client |
| 554 | */ |
| 555 | private OvsdbClientService getOvsdbClient(CordVtnNode node) { |
| 556 | checkNotNull(node); |
| 557 | |
| 558 | OvsdbClientService ovsdbClient = controller.getOvsdbClient( |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 559 | new OvsdbNodeId(node.hostMgmtIp().ip(), node.ovsdbPort().toInt())); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 560 | if (ovsdbClient == null) { |
| 561 | log.trace("Couldn't find OVSDB client for {}", node.hostname()); |
| 562 | } |
| 563 | return ovsdbClient; |
| 564 | } |
| 565 | |
| 566 | /** |
| 567 | * Creates an integration bridge for a given node. |
| 568 | * |
| 569 | * @param node cordvtn node |
| 570 | */ |
| 571 | private void createIntegrationBridge(CordVtnNode node) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 572 | if (isBrIntCreated(node)) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 573 | return; |
| 574 | } |
| 575 | |
| 576 | List<ControllerInfo> controllers = new ArrayList<>(); |
| 577 | Sets.newHashSet(clusterService.getNodes()).stream() |
| 578 | .forEach(controller -> { |
| 579 | ControllerInfo ctrlInfo = new ControllerInfo(controller.ip(), OFPORT, "tcp"); |
| 580 | controllers.add(ctrlInfo); |
| 581 | }); |
| 582 | |
| 583 | String dpid = node.intBrId().toString().substring(DPID_BEGIN); |
| 584 | |
| 585 | try { |
Jian Li | e676a9a | 2016-04-15 13:22:05 -0700 | [diff] [blame] | 586 | Device device = deviceService.getDevice(node.ovsdbId()); |
| 587 | if (device.is(BridgeConfig.class)) { |
| 588 | BridgeConfig bridgeConfig = device.as(BridgeConfig.class); |
| 589 | bridgeConfig.addBridge(BridgeName.bridgeName(DEFAULT_BRIDGE), dpid, controllers); |
| 590 | } else { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 591 | log.warn("The bridging behaviour is not supported in device {}", device.id()); |
Jian Li | e676a9a | 2016-04-15 13:22:05 -0700 | [diff] [blame] | 592 | } |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 593 | } catch (ItemNotFoundException e) { |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 594 | log.warn("Failed to create integration bridge on {}", node.hostname()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 595 | } |
| 596 | } |
| 597 | |
| 598 | /** |
| 599 | * Creates tunnel interface to the integration bridge for a given node. |
| 600 | * |
| 601 | * @param node cordvtn node |
| 602 | */ |
| 603 | private void createTunnelInterface(CordVtnNode node) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 604 | if (isTunnelIntfCreated(node)) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 605 | return; |
| 606 | } |
| 607 | |
| 608 | DefaultAnnotations.Builder optionBuilder = DefaultAnnotations.builder(); |
| 609 | for (String key : DEFAULT_TUNNEL_OPTIONS.keySet()) { |
| 610 | optionBuilder.set(key, DEFAULT_TUNNEL_OPTIONS.get(key)); |
| 611 | } |
| 612 | |
| 613 | TunnelDescription description = new DefaultTunnelDescription( |
| 614 | null, null, VXLAN, TunnelName.tunnelName(DEFAULT_TUNNEL), |
| 615 | optionBuilder.build()); |
| 616 | |
| 617 | try { |
Jian Li | e676a9a | 2016-04-15 13:22:05 -0700 | [diff] [blame] | 618 | Device device = deviceService.getDevice(node.ovsdbId()); |
| 619 | if (device.is(TunnelConfig.class)) { |
| 620 | TunnelConfig tunnelConfig = device.as(TunnelConfig.class); |
| 621 | tunnelConfig.createTunnelInterface(BridgeName.bridgeName(DEFAULT_BRIDGE), description); |
| 622 | } else { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 623 | log.warn("The tunneling behaviour is not supported in device {}", device.id()); |
Jian Li | e676a9a | 2016-04-15 13:22:05 -0700 | [diff] [blame] | 624 | } |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 625 | } catch (ItemNotFoundException e) { |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 626 | log.warn("Failed to create tunnel interface on {}", node.hostname()); |
| 627 | } |
| 628 | } |
| 629 | |
| 630 | /** |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 631 | * Adds data plane interface to a given node. |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 632 | * |
| 633 | * @param node cordvtn node |
| 634 | */ |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 635 | private void addDataPlaneInterface(CordVtnNode node) { |
| 636 | if (isDataPlaneIntfAdded(node)) { |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 637 | return; |
| 638 | } |
| 639 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 640 | Session session = connect(node.sshInfo()); |
| 641 | if (session == null) { |
| 642 | log.debug("Failed to SSH to {}", node.hostname()); |
| 643 | return; |
| 644 | } |
| 645 | |
| 646 | if (!isInterfaceUp(session, node.dpIntf())) { |
| 647 | log.warn("Interface {} is not available", node.dpIntf()); |
| 648 | return; |
| 649 | } |
| 650 | disconnect(session); |
| 651 | |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 652 | try { |
Jian Li | e676a9a | 2016-04-15 13:22:05 -0700 | [diff] [blame] | 653 | Device device = deviceService.getDevice(node.ovsdbId()); |
| 654 | if (device.is(BridgeConfig.class)) { |
| 655 | BridgeConfig bridgeConfig = device.as(BridgeConfig.class); |
| 656 | bridgeConfig.addPort(BridgeName.bridgeName(DEFAULT_BRIDGE), node.dpIntf()); |
| 657 | } else { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 658 | log.warn("The bridging behaviour is not supported in device {}", device.id()); |
Jian Li | e676a9a | 2016-04-15 13:22:05 -0700 | [diff] [blame] | 659 | } |
Hyunsun Moon | bd572c1 | 2016-01-21 00:54:52 -0800 | [diff] [blame] | 660 | } catch (ItemNotFoundException e) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 661 | log.warn("Failed to add {} on {}", node.dpIntf(), node.hostname()); |
| 662 | } |
| 663 | } |
| 664 | |
| 665 | /** |
| 666 | * Flushes IP address from data plane interface and adds data plane IP address |
| 667 | * to integration bridge. |
| 668 | * |
| 669 | * @param node cordvtn node |
| 670 | */ |
| 671 | private void setIpAddress(CordVtnNode node) { |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 672 | Session session = connect(node.sshInfo()); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 673 | if (session == null) { |
| 674 | log.debug("Failed to SSH to {}", node.hostname()); |
| 675 | return; |
| 676 | } |
| 677 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 678 | getCurrentIps(session, DEFAULT_BRIDGE).stream() |
Hyunsun Moon | f276052 | 2016-03-04 19:24:08 -0800 | [diff] [blame] | 679 | .filter(ip -> !ip.equals(node.localMgmtIp().ip())) |
| 680 | .filter(ip -> !ip.equals(node.dpIp().ip())) |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 681 | .forEach(ip -> deleteIp(session, ip, DEFAULT_BRIDGE)); |
Hyunsun Moon | f276052 | 2016-03-04 19:24:08 -0800 | [diff] [blame] | 682 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 683 | boolean result = flushIp(session, node.dpIntf()) && |
| 684 | setInterfaceUp(session, node.dpIntf()) && |
| 685 | addIp(session, node.dpIp(), DEFAULT_BRIDGE) && |
| 686 | addIp(session, node.localMgmtIp(), DEFAULT_BRIDGE) && |
| 687 | setInterfaceUp(session, DEFAULT_BRIDGE); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 688 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 689 | disconnect(session); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 690 | |
| 691 | if (result) { |
| 692 | setNodeState(node, NodeState.COMPLETE); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 693 | } |
| 694 | } |
| 695 | |
| 696 | /** |
| 697 | * Checks if integration bridge exists and available. |
| 698 | * |
| 699 | * @param node cordvtn node |
| 700 | * @return true if the bridge is available, false otherwise |
| 701 | */ |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 702 | private boolean isBrIntCreated(CordVtnNode node) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 703 | return (deviceService.getDevice(node.intBrId()) != null |
| 704 | && deviceService.isAvailable(node.intBrId())); |
| 705 | } |
| 706 | |
| 707 | /** |
| 708 | * Checks if tunnel interface exists. |
| 709 | * |
| 710 | * @param node cordvtn node |
| 711 | * @return true if the interface exists, false otherwise |
| 712 | */ |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 713 | private boolean isTunnelIntfCreated(CordVtnNode node) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 714 | return deviceService.getPorts(node.intBrId()) |
| 715 | .stream() |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 716 | .filter(p -> portName(p).contains(DEFAULT_TUNNEL) && |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 717 | p.isEnabled()) |
| 718 | .findAny().isPresent(); |
| 719 | } |
| 720 | |
| 721 | /** |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 722 | * Checks if data plane interface exists. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 723 | * |
| 724 | * @param node cordvtn node |
| 725 | * @return true if the interface exists, false otherwise |
| 726 | */ |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 727 | private boolean isDataPlaneIntfAdded(CordVtnNode node) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 728 | return deviceService.getPorts(node.intBrId()) |
| 729 | .stream() |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 730 | .filter(p -> portName(p).contains(node.dpIntf()) && |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 731 | p.isEnabled()) |
| 732 | .findAny().isPresent(); |
| 733 | } |
| 734 | |
| 735 | /** |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 736 | * Checks if the IP addresses are correctly set. |
| 737 | * |
| 738 | * @param node cordvtn node |
| 739 | * @return true if the IP is set, false otherwise |
| 740 | */ |
| 741 | private boolean isIpAddressSet(CordVtnNode node) { |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 742 | Session session = connect(node.sshInfo()); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 743 | if (session == null) { |
| 744 | log.debug("Failed to SSH to {}", node.hostname()); |
| 745 | return false; |
| 746 | } |
| 747 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 748 | Set<IpAddress> intBrIps = getCurrentIps(session, DEFAULT_BRIDGE); |
| 749 | boolean result = getCurrentIps(session, node.dpIntf()).isEmpty() && |
| 750 | isInterfaceUp(session, node.dpIntf()) && |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 751 | intBrIps.contains(node.dpIp().ip()) && |
| 752 | intBrIps.contains(node.localMgmtIp().ip()) && |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 753 | isInterfaceUp(session, DEFAULT_BRIDGE); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 754 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 755 | disconnect(session); |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 756 | return result; |
| 757 | } |
| 758 | |
| 759 | /** |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 760 | * Returns connect point of a given port. |
| 761 | * |
| 762 | * @param port port |
| 763 | * @return connect point |
| 764 | */ |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 765 | private ConnectPoint connectPoint(Port port) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 766 | return new ConnectPoint(port.element().id(), port.number()); |
| 767 | } |
| 768 | |
| 769 | /** |
| 770 | * Returns connect point of a given host. |
| 771 | * |
| 772 | * @param host host |
| 773 | * @return connect point |
| 774 | */ |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 775 | private ConnectPoint connectPoint(Host host) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 776 | return new ConnectPoint(host.location().deviceId(), host.location().port()); |
| 777 | } |
| 778 | |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 779 | /** |
| 780 | * Returns cordvtn node associated with a given OVSDB device. |
| 781 | * |
| 782 | * @param ovsdbId OVSDB device id |
| 783 | * @return cordvtn node, null if it fails to find the node |
| 784 | */ |
| 785 | private CordVtnNode nodeByOvsdbId(DeviceId ovsdbId) { |
| 786 | return getNodes().stream() |
| 787 | .filter(node -> node.ovsdbId().equals(ovsdbId)) |
| 788 | .findFirst().orElse(null); |
| 789 | } |
| 790 | |
| 791 | /** |
| 792 | * Returns cordvtn node associated with a given integration bridge. |
| 793 | * |
| 794 | * @param bridgeId device id of integration bridge |
| 795 | * @return cordvtn node, null if it fails to find the node |
| 796 | */ |
| 797 | private CordVtnNode nodeByBridgeId(DeviceId bridgeId) { |
| 798 | return getNodes().stream() |
| 799 | .filter(node -> node.intBrId().equals(bridgeId)) |
| 800 | .findFirst().orElse(null); |
| 801 | } |
| 802 | |
| 803 | /** |
| 804 | * Returns port name. |
| 805 | * |
| 806 | * @param port port |
| 807 | * @return port name |
| 808 | */ |
| 809 | private String portName(Port port) { |
| 810 | return port.annotations().value("portName"); |
| 811 | } |
| 812 | |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 813 | private class OvsdbHandler implements ConnectionHandler<Device> { |
| 814 | |
| 815 | @Override |
| 816 | public void connected(Device device) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 817 | CordVtnNode node = nodeByOvsdbId(device.id()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 818 | if (node != null) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 819 | setNodeState(node, getNodeState(node)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 820 | } else { |
| 821 | log.debug("{} is detected on unregistered node, ignore it.", device.id()); |
| 822 | } |
| 823 | } |
| 824 | |
| 825 | @Override |
| 826 | public void disconnected(Device device) { |
| 827 | if (!deviceService.isAvailable(device.id())) { |
Hyunsun Moon | 58ddbdc | 2016-03-07 16:37:17 -0800 | [diff] [blame] | 828 | log.debug("Device {} is disconnected", device.id()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 829 | adminService.removeDevice(device.id()); |
| 830 | } |
| 831 | } |
| 832 | } |
| 833 | |
| 834 | private class BridgeHandler implements ConnectionHandler<Device> { |
| 835 | |
| 836 | @Override |
| 837 | public void connected(Device device) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 838 | CordVtnNode node = nodeByBridgeId(device.id()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 839 | if (node != null) { |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 840 | setNodeState(node, getNodeState(node)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 841 | } else { |
| 842 | log.debug("{} is detected on unregistered node, ignore it.", device.id()); |
| 843 | } |
| 844 | } |
| 845 | |
| 846 | @Override |
| 847 | public void disconnected(Device device) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 848 | CordVtnNode node = nodeByBridgeId(device.id()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 849 | if (node != null) { |
| 850 | log.debug("Integration Bridge is disconnected from {}", node.hostname()); |
| 851 | setNodeState(node, NodeState.INCOMPLETE); |
| 852 | } |
| 853 | } |
| 854 | |
| 855 | /** |
| 856 | * Handles port added situation. |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 857 | * If the added port is tunnel or data plane interface, proceed to the remaining |
| 858 | * node initialization. Otherwise, do nothing. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 859 | * |
| 860 | * @param port port |
| 861 | */ |
| 862 | public void portAdded(Port port) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 863 | CordVtnNode node = nodeByBridgeId((DeviceId) port.element().id()); |
| 864 | String portName = portName(port); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 865 | |
| 866 | if (node == null) { |
| 867 | log.debug("{} is added to unregistered node, ignore it.", portName); |
| 868 | return; |
| 869 | } |
| 870 | |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 871 | log.info("Port {} is added to {}", portName, node.hostname()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 872 | |
| 873 | if (portName.startsWith(VPORT_PREFIX)) { |
Hyunsun Moon | d05b32e | 2016-03-02 19:27:26 -0800 | [diff] [blame] | 874 | if (isNodeStateComplete(node)) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 875 | instanceManager.addInstance(connectPoint(port)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 876 | } else { |
| 877 | log.debug("VM is detected on incomplete node, ignore it.", portName); |
| 878 | } |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 879 | } else if (portName.contains(DEFAULT_TUNNEL) || portName.equals(node.dpIntf())) { |
| 880 | setNodeState(node, getNodeState(node)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 881 | } |
| 882 | } |
| 883 | |
| 884 | /** |
| 885 | * Handles port removed situation. |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 886 | * If the removed port is tunnel or data plane interface, proceed to the remaining |
| 887 | * node initialization.Others, do nothing. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 888 | * |
| 889 | * @param port port |
| 890 | */ |
| 891 | public void portRemoved(Port port) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 892 | CordVtnNode node = nodeByBridgeId((DeviceId) port.element().id()); |
| 893 | String portName = portName(port); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 894 | |
| 895 | if (node == null) { |
| 896 | return; |
| 897 | } |
| 898 | |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 899 | log.info("Port {} is removed from {}", portName, node.hostname()); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 900 | |
| 901 | if (portName.startsWith(VPORT_PREFIX)) { |
Hyunsun Moon | d05b32e | 2016-03-02 19:27:26 -0800 | [diff] [blame] | 902 | if (isNodeStateComplete(node)) { |
Hyunsun Moon | e7e4bb3 | 2016-05-16 04:32:45 -0700 | [diff] [blame] | 903 | instanceManager.removeInstance(connectPoint(port)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 904 | } else { |
| 905 | log.debug("VM is vanished from incomplete node, ignore it.", portName); |
| 906 | } |
Hyunsun Moon | 126171d | 2016-02-09 01:55:48 -0800 | [diff] [blame] | 907 | } else if (portName.contains(DEFAULT_TUNNEL) || portName.equals(node.dpIntf())) { |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 908 | setNodeState(node, NodeState.INCOMPLETE); |
| 909 | } |
| 910 | } |
| 911 | } |
| 912 | |
| 913 | private class InternalDeviceListener implements DeviceListener { |
| 914 | |
| 915 | @Override |
| 916 | public void event(DeviceEvent event) { |
| 917 | |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 918 | NodeId leaderNodeId = leadershipService.getLeader(appId.name()); |
| 919 | if (!Objects.equals(localNodeId, leaderNodeId)) { |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 920 | // do not allow to proceed without leadership |
Hyunsun Moon | 7004fcf | 2016-03-08 04:36:02 -0800 | [diff] [blame] | 921 | return; |
| 922 | } |
| 923 | |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 924 | Device device = event.subject(); |
| 925 | ConnectionHandler<Device> handler = |
| 926 | (device.type().equals(SWITCH) ? bridgeHandler : ovsdbHandler); |
| 927 | |
| 928 | switch (event.type()) { |
| 929 | case PORT_ADDED: |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 930 | eventExecutor.execute(() -> bridgeHandler.portAdded(event.port())); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 931 | break; |
| 932 | case PORT_UPDATED: |
| 933 | if (!event.port().isEnabled()) { |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 934 | eventExecutor.execute(() -> bridgeHandler.portRemoved(event.port())); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 935 | } |
| 936 | break; |
| 937 | case DEVICE_ADDED: |
| 938 | case DEVICE_AVAILABILITY_CHANGED: |
| 939 | if (deviceService.isAvailable(device.id())) { |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 940 | eventExecutor.execute(() -> handler.connected(device)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 941 | } else { |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 942 | eventExecutor.execute(() -> handler.disconnected(device)); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 943 | } |
| 944 | break; |
| 945 | default: |
| 946 | break; |
| 947 | } |
| 948 | } |
| 949 | } |
| 950 | |
| 951 | /** |
Hyunsun Moon | 3fc17f7 | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 952 | * Reads cordvtn nodes from config file. |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 953 | */ |
| 954 | private void readConfiguration() { |
| 955 | CordVtnConfig config = configRegistry.getConfig(appId, CordVtnConfig.class); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 956 | if (config == null) { |
Hyunsun Moon | 3fc17f7 | 2016-01-24 21:47:06 -0800 | [diff] [blame] | 957 | log.debug("No configuration found"); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 958 | return; |
| 959 | } |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 960 | config.cordVtnNodes().forEach(this::addOrUpdateNode); |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 961 | } |
| 962 | |
| 963 | private class InternalConfigListener implements NetworkConfigListener { |
| 964 | |
| 965 | @Override |
| 966 | public void event(NetworkConfigEvent event) { |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 967 | NodeId leaderNodeId = leadershipService.getLeader(appId.name()); |
| 968 | if (!Objects.equals(localNodeId, leaderNodeId)) { |
| 969 | // do not allow to proceed without leadership |
| 970 | return; |
| 971 | } |
| 972 | |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 973 | if (!event.configClass().equals(CordVtnConfig.class)) { |
| 974 | return; |
| 975 | } |
| 976 | |
| 977 | switch (event.type()) { |
| 978 | case CONFIG_ADDED: |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 979 | case CONFIG_UPDATED: |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 980 | eventExecutor.execute(CordVtnNodeManager.this::readConfiguration); |
| 981 | break; |
| 982 | default: |
| 983 | break; |
| 984 | } |
| 985 | } |
| 986 | } |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 987 | |
| 988 | private class InternalMapListener implements MapEventListener<String, CordVtnNode> { |
| 989 | |
| 990 | @Override |
| 991 | public void event(MapEvent<String, CordVtnNode> event) { |
| 992 | NodeId leaderNodeId = leadershipService.getLeader(appId.name()); |
| 993 | if (!Objects.equals(localNodeId, leaderNodeId)) { |
| 994 | // do not allow to proceed without leadership |
| 995 | return; |
| 996 | } |
| 997 | |
| 998 | CordVtnNode oldNode; |
| 999 | CordVtnNode newNode; |
| 1000 | |
| 1001 | switch (event.type()) { |
| 1002 | case UPDATE: |
| 1003 | oldNode = event.oldValue().value(); |
| 1004 | newNode = event.newValue().value(); |
| 1005 | |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 1006 | log.info("Reloaded {}", newNode.hostname()); |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 1007 | if (!newNode.equals(oldNode)) { |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 1008 | log.debug("New node: {}", newNode); |
| 1009 | } |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 1010 | // performs init procedure even if the node is not changed |
| 1011 | // for robustness since it's no harm to run init procedure |
| 1012 | // multiple times |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 1013 | eventExecutor.execute(() -> initNode(newNode)); |
| 1014 | break; |
| 1015 | case INSERT: |
| 1016 | newNode = event.newValue().value(); |
| 1017 | log.info("Added {}", newNode.hostname()); |
| 1018 | eventExecutor.execute(() -> initNode(newNode)); |
| 1019 | break; |
| 1020 | case REMOVE: |
| 1021 | oldNode = event.oldValue().value(); |
Hyunsun Moon | 479b775 | 2016-05-06 20:13:28 -0700 | [diff] [blame] | 1022 | log.info("Removed {}", oldNode.hostname()); |
Hyunsun Moon | ff55e81 | 2016-03-10 12:40:16 -0800 | [diff] [blame] | 1023 | break; |
| 1024 | default: |
| 1025 | break; |
| 1026 | } |
| 1027 | } |
| 1028 | } |
Hyunsun Moon | cb79944 | 2016-01-15 20:03:18 -0800 | [diff] [blame] | 1029 | } |