Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 1 | /* |
Brian O'Connor | 5ab426f | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Laboratory |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.openstacknode; |
| 17 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 18 | import com.google.common.collect.Sets; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 19 | import org.apache.felix.scr.annotations.Activate; |
| 20 | import org.apache.felix.scr.annotations.Component; |
| 21 | import org.apache.felix.scr.annotations.Deactivate; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 22 | import org.apache.felix.scr.annotations.Modified; |
| 23 | import org.apache.felix.scr.annotations.Property; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 24 | import org.apache.felix.scr.annotations.Reference; |
| 25 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 26 | import org.apache.felix.scr.annotations.Service; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 27 | import org.onlab.packet.IpAddress; |
| 28 | import org.onlab.packet.TpPort; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 29 | import org.onlab.util.KryoNamespace; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 30 | import org.onlab.util.Tools; |
| 31 | import org.onosproject.cfg.ComponentConfigService; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 32 | import org.onosproject.cluster.ClusterService; |
Daniel Park | ad21c57 | 2016-03-09 10:18:24 +0900 | [diff] [blame] | 33 | import org.onosproject.cluster.LeadershipService; |
| 34 | import org.onosproject.cluster.NodeId; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 35 | import org.onosproject.core.ApplicationId; |
| 36 | import org.onosproject.core.CoreService; |
Hyunsun Moon | 05d9b26 | 2016-07-03 18:38:44 -0700 | [diff] [blame^] | 37 | import org.onosproject.event.ListenerRegistry; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 38 | import org.onosproject.net.Device; |
| 39 | import org.onosproject.net.DeviceId; |
| 40 | import org.onosproject.net.Port; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 41 | import org.onosproject.net.PortNumber; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 42 | import org.onosproject.net.behaviour.BridgeConfig; |
Hyunsun Moon | 1251e19 | 2016-06-07 16:57:05 -0700 | [diff] [blame] | 43 | import org.onosproject.net.behaviour.BridgeDescription; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 44 | import org.onosproject.net.behaviour.ControllerInfo; |
Hyunsun Moon | 1251e19 | 2016-06-07 16:57:05 -0700 | [diff] [blame] | 45 | import org.onosproject.net.behaviour.DefaultBridgeDescription; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 46 | import org.onosproject.net.behaviour.DefaultPatchDescription; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 47 | import org.onosproject.net.behaviour.DefaultTunnelDescription; |
Hyunsun Moon | dd14e8e | 2016-06-09 16:17:32 -0700 | [diff] [blame] | 48 | import org.onosproject.net.behaviour.InterfaceConfig; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 49 | import org.onosproject.net.behaviour.PatchDescription; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 50 | import org.onosproject.net.behaviour.TunnelDescription; |
Hyunsun Moon | dd14e8e | 2016-06-09 16:17:32 -0700 | [diff] [blame] | 51 | import org.onosproject.net.behaviour.TunnelEndPoints; |
| 52 | import org.onosproject.net.behaviour.TunnelKeys; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 53 | import org.onosproject.net.config.ConfigFactory; |
| 54 | import org.onosproject.net.config.NetworkConfigEvent; |
| 55 | import org.onosproject.net.config.NetworkConfigListener; |
| 56 | import org.onosproject.net.config.NetworkConfigRegistry; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 57 | import org.onosproject.net.config.basics.SubjectFactories; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 58 | import org.onosproject.net.device.DeviceEvent; |
| 59 | import org.onosproject.net.device.DeviceListener; |
| 60 | import org.onosproject.net.device.DeviceService; |
Hyunsun Moon | 05d9b26 | 2016-07-03 18:38:44 -0700 | [diff] [blame^] | 61 | import org.onosproject.openstacknode.OpenstackNodeEvent.NodeState; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 62 | import org.onosproject.ovsdb.controller.OvsdbClientService; |
| 63 | import org.onosproject.ovsdb.controller.OvsdbController; |
| 64 | import org.onosproject.ovsdb.controller.OvsdbNodeId; |
| 65 | import org.onosproject.store.serializers.KryoNamespaces; |
| 66 | import org.onosproject.store.service.ConsistentMap; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 67 | import org.onosproject.store.service.MapEvent; |
| 68 | import org.onosproject.store.service.MapEventListener; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 69 | import org.onosproject.store.service.Serializer; |
| 70 | import org.onosproject.store.service.StorageService; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 71 | import org.onosproject.store.service.Versioned; |
| 72 | import org.osgi.service.component.ComponentContext; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 73 | import org.slf4j.Logger; |
| 74 | |
Daniel Park | ad21c57 | 2016-03-09 10:18:24 +0900 | [diff] [blame] | 75 | import static java.util.concurrent.Executors.newSingleThreadScheduledExecutor; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 76 | import static org.onlab.util.Tools.groupedThreads; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 77 | import static org.onosproject.net.AnnotationKeys.PORT_NAME; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 78 | import static org.onosproject.net.Device.Type.SWITCH; |
| 79 | import static org.onosproject.net.behaviour.TunnelDescription.Type.VXLAN; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 80 | import static org.onosproject.openstacknode.Constants.*; |
Hyunsun Moon | 05d9b26 | 2016-07-03 18:38:44 -0700 | [diff] [blame^] | 81 | import static org.onosproject.openstacknode.OpenstackNodeEvent.NodeState.*; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 82 | import static org.slf4j.LoggerFactory.getLogger; |
| 83 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 84 | import java.util.Dictionary; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 85 | import java.util.List; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 86 | import java.util.Objects; |
| 87 | import java.util.Optional; |
| 88 | import java.util.Set; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 89 | import java.util.concurrent.ExecutorService; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 90 | import java.util.stream.Collectors; |
| 91 | |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 92 | |
| 93 | /** |
| 94 | * Initializes devices in compute/gateway nodes according to there type. |
| 95 | */ |
| 96 | @Component(immediate = true) |
| 97 | @Service |
Hyunsun Moon | 05d9b26 | 2016-07-03 18:38:44 -0700 | [diff] [blame^] | 98 | public final class OpenstackNodeManager extends ListenerRegistry<OpenstackNodeEvent, OpenstackNodeListener> |
| 99 | implements OpenstackNodeService { |
| 100 | private final Logger log = getLogger(getClass()); |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 101 | |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 102 | private static final KryoNamespace.Builder NODE_SERIALIZER = KryoNamespace.newBuilder() |
| 103 | .register(KryoNamespaces.API) |
| 104 | .register(OpenstackNode.class) |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 105 | .register(NodeType.class) |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 106 | .register(NodeState.class); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 107 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 108 | private static final String OVSDB_PORT = "ovsdbPort"; |
| 109 | private static final int DEFAULT_OVSDB_PORT = 6640; |
| 110 | private static final int DEFAULT_OFPORT = 6653; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 111 | private static final int DPID_BEGIN = 3; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 112 | |
| 113 | private static final String APP_ID = "org.onosproject.openstacknode"; |
| 114 | private static final Class<OpenstackNodeConfig> CONFIG_CLASS = OpenstackNodeConfig.class; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 115 | |
| 116 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 117 | protected CoreService coreService; |
| 118 | |
| 119 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 120 | protected DeviceService deviceService; |
| 121 | |
| 122 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 123 | protected OvsdbController controller; |
| 124 | |
| 125 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 126 | protected ClusterService clusterService; |
| 127 | |
| 128 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 129 | protected StorageService storageService; |
| 130 | |
| 131 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 132 | protected ComponentConfigService componentConfigService; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 133 | |
| 134 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 135 | protected NetworkConfigRegistry configRegistry; |
| 136 | |
Daniel Park | ad21c57 | 2016-03-09 10:18:24 +0900 | [diff] [blame] | 137 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 138 | protected LeadershipService leadershipService; |
| 139 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 140 | @Property(name = OVSDB_PORT, intValue = DEFAULT_OVSDB_PORT, |
| 141 | label = "OVSDB server listen port") |
| 142 | private int ovsdbPort = DEFAULT_OVSDB_PORT; |
| 143 | |
| 144 | private final ExecutorService eventExecutor = |
| 145 | newSingleThreadScheduledExecutor(groupedThreads("onos/openstack-node", "event-handler")); |
| 146 | |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 147 | private final ConfigFactory configFactory = |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 148 | new ConfigFactory<ApplicationId, OpenstackNodeConfig>( |
| 149 | SubjectFactories.APP_SUBJECT_FACTORY, CONFIG_CLASS, "openstacknode") { |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 150 | @Override |
| 151 | public OpenstackNodeConfig createConfig() { |
| 152 | return new OpenstackNodeConfig(); |
| 153 | } |
| 154 | }; |
| 155 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 156 | private final NetworkConfigListener configListener = new InternalConfigListener(); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 157 | private final DeviceListener deviceListener = new InternalDeviceListener(); |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 158 | private final MapEventListener<String, OpenstackNode> nodeStoreListener = new InternalMapListener(); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 159 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 160 | private final OvsdbHandler ovsdbHandler = new OvsdbHandler(); |
| 161 | private final BridgeHandler bridgeHandler = new BridgeHandler(); |
| 162 | |
| 163 | private ConsistentMap<String, OpenstackNode> nodeStore; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 164 | private ApplicationId appId; |
Daniel Park | ad21c57 | 2016-03-09 10:18:24 +0900 | [diff] [blame] | 165 | private NodeId localNodeId; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 166 | |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 167 | @Activate |
| 168 | protected void activate() { |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 169 | appId = coreService.getAppId(APP_ID); |
| 170 | |
Daniel Park | ad21c57 | 2016-03-09 10:18:24 +0900 | [diff] [blame] | 171 | localNodeId = clusterService.getLocalNode().id(); |
| 172 | leadershipService.runForLeadership(appId.name()); |
| 173 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 174 | nodeStore = storageService.<String, OpenstackNode>consistentMapBuilder() |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 175 | .withSerializer(Serializer.using(NODE_SERIALIZER.build())) |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 176 | .withName("openstack-nodestore") |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 177 | .withApplicationId(appId) |
| 178 | .build(); |
| 179 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 180 | nodeStore.addListener(nodeStoreListener); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 181 | deviceService.addListener(deviceListener); |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 182 | |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 183 | configRegistry.registerConfigFactory(configFactory); |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 184 | configRegistry.addListener(configListener); |
| 185 | componentConfigService.registerProperties(getClass()); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 186 | |
| 187 | log.info("Started"); |
| 188 | } |
| 189 | |
| 190 | @Deactivate |
| 191 | protected void deactivate() { |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 192 | configRegistry.removeListener(configListener); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 193 | deviceService.removeListener(deviceListener); |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 194 | nodeStore.removeListener(nodeStoreListener); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 195 | |
Hyunsun Moon | b974fca | 2016-06-30 21:20:39 -0700 | [diff] [blame] | 196 | componentConfigService.unregisterProperties(getClass(), false); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 197 | configRegistry.unregisterConfigFactory(configFactory); |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 198 | |
Daniel Park | ad21c57 | 2016-03-09 10:18:24 +0900 | [diff] [blame] | 199 | leadershipService.withdraw(appId.name()); |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 200 | eventExecutor.shutdown(); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 201 | |
| 202 | log.info("Stopped"); |
| 203 | } |
| 204 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 205 | @Modified |
| 206 | protected void modified(ComponentContext context) { |
| 207 | Dictionary<?, ?> properties = context.getProperties(); |
| 208 | int updatedOvsdbPort = Tools.getIntegerProperty(properties, OVSDB_PORT); |
| 209 | if (!Objects.equals(updatedOvsdbPort, ovsdbPort)) { |
| 210 | ovsdbPort = updatedOvsdbPort; |
| 211 | } |
| 212 | |
| 213 | log.info("Modified"); |
| 214 | } |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 215 | |
| 216 | @Override |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 217 | public void addOrUpdateNode(OpenstackNode node) { |
| 218 | nodeStore.put(node.hostname(), |
| 219 | OpenstackNode.getUpdatedNode(node, nodeState(node))); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 220 | } |
| 221 | |
| 222 | @Override |
| 223 | public void deleteNode(OpenstackNode node) { |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 224 | if (isOvsdbConnected(node)) { |
| 225 | OvsdbNodeId ovsdb = new OvsdbNodeId(node.managementIp(), ovsdbPort); |
| 226 | controller.getOvsdbClient(ovsdb).disconnect(); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 227 | } |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 228 | nodeStore.remove(node.hostname()); |
Hyunsun Moon | 05d9b26 | 2016-07-03 18:38:44 -0700 | [diff] [blame^] | 229 | process(new OpenstackNodeEvent(INCOMPLETE, node)); |
| 230 | } |
| 231 | |
| 232 | @Override |
| 233 | public void processInitState(OpenstackNode node) { |
| 234 | // make sure there is OVSDB connection |
| 235 | if (!isOvsdbConnected(node)) { |
| 236 | connectOvsdb(node); |
| 237 | return; |
| 238 | } |
| 239 | |
| 240 | process(new OpenstackNodeEvent(INIT, node)); |
| 241 | createBridge(node, INTEGRATION_BRIDGE, |
| 242 | node.intBridge().toString().substring(DPID_BEGIN)); |
| 243 | |
| 244 | // creates additional router bridge if the node type is GATEWAY |
| 245 | if (node.type().equals(NodeType.GATEWAY)) { |
| 246 | createBridge(node, ROUTER_BRIDGE, |
| 247 | node.routerBridge().get().toString().substring(DPID_BEGIN)); |
| 248 | } |
| 249 | } |
| 250 | |
| 251 | @Override |
| 252 | public void processDeviceCreatedState(OpenstackNode node) { |
| 253 | // make sure there is OVSDB connection |
| 254 | if (!isOvsdbConnected(node)) { |
| 255 | connectOvsdb(node); |
| 256 | return; |
| 257 | } |
| 258 | process(new OpenstackNodeEvent(DEVICE_CREATED, node)); |
| 259 | createTunnelInterface(node); |
| 260 | // creates additional patch ports connecting integration bridge and |
| 261 | // router bridge if the node type is GATEWAY |
| 262 | if (node.type().equals(NodeType.GATEWAY)) { |
| 263 | createPatchInterface(node); |
| 264 | } |
| 265 | } |
| 266 | |
| 267 | @Override |
| 268 | public void processCompleteState(OpenstackNode node) { |
| 269 | if (isOvsdbConnected(node)) { |
| 270 | OvsdbNodeId ovsdb = new OvsdbNodeId(node.managementIp(), ovsdbPort); |
| 271 | controller.getOvsdbClient(ovsdb).disconnect(); |
| 272 | } |
| 273 | process(new OpenstackNodeEvent(COMPLETE, node)); |
| 274 | log.info("Finished init {}", node.hostname()); |
| 275 | } |
| 276 | |
| 277 | @Override |
| 278 | public void processIncompleteState(OpenstackNode node) { |
| 279 | process(new OpenstackNodeEvent(INCOMPLETE, node)); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 280 | } |
| 281 | |
| 282 | @Override |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 283 | public List<OpenstackNode> nodes() { |
| 284 | return nodeStore.values().stream().map(Versioned::value).collect(Collectors.toList()); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 285 | } |
| 286 | |
| 287 | @Override |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 288 | public Set<OpenstackNode> completeNodes() { |
| 289 | return nodeStore.values().stream().map(Versioned::value) |
Hyunsun Moon | 05d9b26 | 2016-07-03 18:38:44 -0700 | [diff] [blame^] | 290 | .filter(node -> node.state().equals(COMPLETE)) |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 291 | .collect(Collectors.toSet()); |
| 292 | } |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 293 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 294 | @Override |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 295 | public Optional<IpAddress> dataIp(DeviceId deviceId) { |
| 296 | OpenstackNode node = nodeByDeviceId(deviceId); |
| 297 | if (node == null) { |
| 298 | log.warn("Failed to get node for {}", deviceId); |
| 299 | return Optional.empty(); |
| 300 | } |
| 301 | return Optional.of(node.dataIp()); |
| 302 | } |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 303 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 304 | @Override |
| 305 | public Optional<PortNumber> tunnelPort(DeviceId deviceId) { |
| 306 | return deviceService.getPorts(deviceId).stream() |
| 307 | .filter(p -> p.annotations().value(PORT_NAME).equals(DEFAULT_TUNNEL) && |
| 308 | p.isEnabled()) |
| 309 | .map(Port::number).findFirst(); |
| 310 | } |
| 311 | |
| 312 | @Override |
| 313 | public Optional<DeviceId> routerBridge(DeviceId intBridgeId) { |
| 314 | OpenstackNode node = nodeByDeviceId(intBridgeId); |
| 315 | if (node == null || node.type().equals(NodeType.COMPUTE)) { |
| 316 | log.warn("Failed to find router bridge connected to {}", intBridgeId); |
| 317 | return Optional.empty(); |
| 318 | } |
| 319 | return node.routerBridge(); |
| 320 | } |
| 321 | |
| 322 | @Override |
| 323 | public Optional<PortNumber> externalPort(DeviceId intBridgeId) { |
| 324 | return deviceService.getPorts(intBridgeId).stream() |
| 325 | .filter(p -> p.annotations().value(PORT_NAME).equals(PATCH_INTG_BRIDGE) && |
| 326 | p.isEnabled()) |
| 327 | .map(Port::number).findFirst(); |
| 328 | } |
| 329 | |
| 330 | private void initNode(OpenstackNode node) { |
Hyunsun Moon | 05d9b26 | 2016-07-03 18:38:44 -0700 | [diff] [blame^] | 331 | NodeState state = node.state(); |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 332 | state.process(this, node); |
| 333 | log.debug("Processing node: {} state: {}", node.hostname(), state); |
| 334 | } |
| 335 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 336 | private void setNodeState(OpenstackNode node, NodeState newState) { |
| 337 | log.debug("Changed {} state: {}", node.hostname(), newState); |
| 338 | nodeStore.put(node.hostname(), OpenstackNode.getUpdatedNode(node, newState)); |
| 339 | } |
| 340 | |
| 341 | private NodeState nodeState(OpenstackNode node) { |
| 342 | if (!deviceService.isAvailable(node.intBridge())) { |
Hyunsun Moon | 05d9b26 | 2016-07-03 18:38:44 -0700 | [diff] [blame^] | 343 | return INIT; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 344 | } |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 345 | if (node.type().equals(NodeType.GATEWAY) && |
| 346 | !deviceService.isAvailable(node.routerBridge().get())) { |
Hyunsun Moon | 05d9b26 | 2016-07-03 18:38:44 -0700 | [diff] [blame^] | 347 | return INIT; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 348 | } |
| 349 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 350 | if (!isIfaceCreated(node.intBridge(), DEFAULT_TUNNEL)) { |
Hyunsun Moon | 05d9b26 | 2016-07-03 18:38:44 -0700 | [diff] [blame^] | 351 | return DEVICE_CREATED; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 352 | } |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 353 | if (node.type().equals(NodeType.GATEWAY) && ( |
| 354 | !isIfaceCreated(node.routerBridge().get(), PATCH_ROUT_BRIDGE) || |
| 355 | !isIfaceCreated(node.intBridge(), PATCH_INTG_BRIDGE))) { |
Hyunsun Moon | 05d9b26 | 2016-07-03 18:38:44 -0700 | [diff] [blame^] | 356 | return DEVICE_CREATED; |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 357 | } |
| 358 | |
Hyunsun Moon | 05d9b26 | 2016-07-03 18:38:44 -0700 | [diff] [blame^] | 359 | return COMPLETE; |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 360 | } |
| 361 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 362 | private boolean isIfaceCreated(DeviceId deviceId, String ifaceName) { |
| 363 | return deviceService.getPorts(deviceId).stream() |
| 364 | .filter(p -> p.annotations().value(PORT_NAME).contains(ifaceName) && |
| 365 | p.isEnabled()) |
| 366 | .findAny() |
| 367 | .isPresent(); |
| 368 | } |
| 369 | |
| 370 | private void createBridge(OpenstackNode node, String bridgeName, String dpid) { |
| 371 | Device device = deviceService.getDevice(node.ovsdbId()); |
| 372 | if (device == null || !device.is(BridgeConfig.class)) { |
| 373 | log.error("Failed to create integration bridge on {}", node.ovsdbId()); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 374 | return; |
| 375 | } |
| 376 | |
Hyunsun Moon | dd14e8e | 2016-06-09 16:17:32 -0700 | [diff] [blame] | 377 | List<ControllerInfo> controllers = clusterService.getNodes().stream() |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 378 | .map(controller -> new ControllerInfo(controller.ip(), DEFAULT_OFPORT, "tcp")) |
Hyunsun Moon | dd14e8e | 2016-06-09 16:17:32 -0700 | [diff] [blame] | 379 | .collect(Collectors.toList()); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 380 | |
Hyunsun Moon | dd14e8e | 2016-06-09 16:17:32 -0700 | [diff] [blame] | 381 | BridgeDescription bridgeDesc = DefaultBridgeDescription.builder() |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 382 | .name(bridgeName) |
Hyunsun Moon | dd14e8e | 2016-06-09 16:17:32 -0700 | [diff] [blame] | 383 | .failMode(BridgeDescription.FailMode.SECURE) |
| 384 | .datapathId(dpid) |
| 385 | .disableInBand() |
| 386 | .controllers(controllers) |
| 387 | .build(); |
| 388 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 389 | BridgeConfig bridgeConfig = device.as(BridgeConfig.class); |
| 390 | bridgeConfig.addBridge(bridgeDesc); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 391 | } |
| 392 | |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 393 | private void createTunnelInterface(OpenstackNode node) { |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 394 | Device device = deviceService.getDevice(node.ovsdbId()); |
| 395 | if (device == null || !device.is(InterfaceConfig.class)) { |
| 396 | log.error("Failed to create tunnel interface on {}", node.ovsdbId()); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 397 | return; |
| 398 | } |
| 399 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 400 | TunnelDescription tunnelDesc = DefaultTunnelDescription.builder() |
| 401 | .deviceId(INTEGRATION_BRIDGE) |
Hyunsun Moon | dd14e8e | 2016-06-09 16:17:32 -0700 | [diff] [blame] | 402 | .ifaceName(DEFAULT_TUNNEL) |
| 403 | .type(VXLAN) |
| 404 | .remote(TunnelEndPoints.flowTunnelEndpoint()) |
| 405 | .key(TunnelKeys.flowTunnelKey()) |
| 406 | .build(); |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 407 | |
| 408 | InterfaceConfig ifaceConfig = device.as(InterfaceConfig.class); |
| 409 | ifaceConfig.addTunnelMode(DEFAULT_TUNNEL, tunnelDesc); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 410 | } |
| 411 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 412 | private void createPatchInterface(OpenstackNode node) { |
| 413 | Device device = deviceService.getDevice(node.ovsdbId()); |
| 414 | if (device == null || !device.is(InterfaceConfig.class)) { |
| 415 | log.error("Failed to create patch interfaces on {}", node.hostname()); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 416 | return; |
| 417 | } |
| 418 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 419 | PatchDescription patchIntg = DefaultPatchDescription.builder() |
| 420 | .deviceId(INTEGRATION_BRIDGE) |
| 421 | .ifaceName(PATCH_INTG_BRIDGE) |
| 422 | .peer(PATCH_ROUT_BRIDGE) |
| 423 | .build(); |
| 424 | |
| 425 | PatchDescription patchRout = DefaultPatchDescription.builder() |
| 426 | .deviceId(ROUTER_BRIDGE) |
| 427 | .ifaceName(PATCH_ROUT_BRIDGE) |
| 428 | .peer(PATCH_INTG_BRIDGE) |
| 429 | .build(); |
| 430 | |
| 431 | InterfaceConfig ifaceConfig = device.as(InterfaceConfig.class); |
| 432 | ifaceConfig.addPatchMode(PATCH_INTG_BRIDGE, patchIntg); |
| 433 | ifaceConfig.addPatchMode(PATCH_ROUT_BRIDGE, patchRout); |
| 434 | } |
| 435 | |
| 436 | private boolean isOvsdbConnected(OpenstackNode node) { |
| 437 | OvsdbNodeId ovsdb = new OvsdbNodeId(node.managementIp(), ovsdbPort); |
| 438 | OvsdbClientService client = controller.getOvsdbClient(ovsdb); |
| 439 | return deviceService.isAvailable(node.ovsdbId()) && |
| 440 | client != null && |
| 441 | client.isConnected(); |
| 442 | } |
| 443 | |
| 444 | private void connectOvsdb(OpenstackNode node) { |
| 445 | controller.connect(node.managementIp(), TpPort.tpPort(ovsdbPort)); |
| 446 | } |
| 447 | |
| 448 | private Set<String> systemIfaces(OpenstackNode node) { |
| 449 | Set<String> ifaces = Sets.newHashSet(DEFAULT_TUNNEL); |
| 450 | if (node.type().equals(NodeType.GATEWAY)) { |
| 451 | ifaces.add(PATCH_INTG_BRIDGE); |
| 452 | ifaces.add(PATCH_ROUT_BRIDGE); |
| 453 | } |
| 454 | return ifaces; |
| 455 | } |
| 456 | |
| 457 | private OpenstackNode nodeByDeviceId(DeviceId deviceId) { |
| 458 | OpenstackNode node = nodes().stream() |
| 459 | .filter(n -> n.intBridge().equals(deviceId)) |
| 460 | .findFirst().orElseGet(() -> nodes().stream() |
| 461 | .filter(n -> n.routerBridge().isPresent()) |
| 462 | .filter(n -> n.routerBridge().get().equals(deviceId)) |
| 463 | .findFirst().orElse(null)); |
| 464 | |
| 465 | return node; |
| 466 | } |
| 467 | |
| 468 | private class OvsdbHandler implements ConnectionHandler<Device> { |
| 469 | |
| 470 | @Override |
| 471 | public void connected(Device device) { |
| 472 | OpenstackNode node = nodes().stream() |
| 473 | .filter(n -> n.ovsdbId().equals(device.id())) |
| 474 | .findFirst() |
| 475 | .orElse(null); |
| 476 | if (node != null) { |
| 477 | setNodeState(node, nodeState(node)); |
| 478 | } else { |
| 479 | log.debug("{} is detected on unregistered node, ignore it.", device.id()); |
| 480 | } |
| 481 | } |
| 482 | |
| 483 | @Override |
| 484 | public void disconnected(Device device) { |
| 485 | log.debug("Device {} is disconnected", device.id()); |
| 486 | } |
| 487 | } |
| 488 | |
| 489 | private class BridgeHandler implements ConnectionHandler<Device> { |
| 490 | |
| 491 | @Override |
| 492 | public void connected(Device device) { |
| 493 | OpenstackNode node = nodeByDeviceId(device.id()); |
| 494 | if (node != null) { |
| 495 | setNodeState(node, nodeState(node)); |
| 496 | } else { |
| 497 | log.debug("{} is detected on unregistered node, ignore it.", device.id()); |
| 498 | } |
| 499 | } |
| 500 | |
| 501 | @Override |
| 502 | public void disconnected(Device device) { |
| 503 | OpenstackNode node = nodeByDeviceId(device.id()); |
| 504 | if (node != null) { |
| 505 | log.warn("Device {} is disconnected", device.id()); |
| 506 | setNodeState(node, NodeState.INCOMPLETE); |
| 507 | } |
| 508 | } |
| 509 | |
| 510 | /** |
| 511 | * Handles port added situation. |
| 512 | * If the added port is tunnel or data plane interface, proceed to the remaining |
| 513 | * node initialization. Otherwise, do nothing. |
| 514 | * |
| 515 | * @param port port |
| 516 | */ |
| 517 | public void portAdded(Port port) { |
| 518 | OpenstackNode node = nodeByDeviceId((DeviceId) port.element().id()); |
| 519 | String portName = port.annotations().value(PORT_NAME); |
| 520 | if (node == null) { |
| 521 | log.debug("{} is added to unregistered node, ignore it.", portName); |
| 522 | return; |
| 523 | } |
| 524 | |
| 525 | log.info("Port {} is added to {}", portName, node.hostname()); |
| 526 | if (systemIfaces(node).contains(portName)) { |
| 527 | setNodeState(node, nodeState(node)); |
| 528 | } |
| 529 | } |
| 530 | |
| 531 | /** |
| 532 | * Handles port removed situation. |
| 533 | * If the removed port is tunnel or data plane interface, proceed to the remaining |
| 534 | * node initialization.Others, do nothing. |
| 535 | * |
| 536 | * @param port port |
| 537 | */ |
| 538 | public void portRemoved(Port port) { |
| 539 | OpenstackNode node = nodeByDeviceId((DeviceId) port.element().id()); |
| 540 | String portName = port.annotations().value(PORT_NAME); |
| 541 | |
| 542 | if (node == null) { |
| 543 | return; |
| 544 | } |
| 545 | |
| 546 | log.info("Port {} is removed from {}", portName, node.hostname()); |
| 547 | if (systemIfaces(node).contains(portName)) { |
| 548 | setNodeState(node, NodeState.INCOMPLETE); |
| 549 | } |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 550 | } |
| 551 | } |
| 552 | |
| 553 | private class InternalDeviceListener implements DeviceListener { |
| 554 | |
| 555 | @Override |
| 556 | public void event(DeviceEvent event) { |
Daniel Park | ad21c57 | 2016-03-09 10:18:24 +0900 | [diff] [blame] | 557 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 558 | NodeId leaderNodeId = leadershipService.getLeader(appId.name()); |
| 559 | if (!Objects.equals(localNodeId, leaderNodeId)) { |
| 560 | // do not allow to proceed without leadership |
Daniel Park | ad21c57 | 2016-03-09 10:18:24 +0900 | [diff] [blame] | 561 | return; |
| 562 | } |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 563 | |
| 564 | Device device = event.subject(); |
| 565 | ConnectionHandler<Device> handler = |
| 566 | (device.type().equals(SWITCH) ? bridgeHandler : ovsdbHandler); |
| 567 | |
| 568 | switch (event.type()) { |
| 569 | case PORT_ADDED: |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 570 | eventExecutor.execute(() -> bridgeHandler.portAdded(event.port())); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 571 | break; |
| 572 | case PORT_UPDATED: |
| 573 | if (!event.port().isEnabled()) { |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 574 | eventExecutor.execute(() -> bridgeHandler.portRemoved(event.port())); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 575 | } |
| 576 | break; |
| 577 | case DEVICE_ADDED: |
| 578 | case DEVICE_AVAILABILITY_CHANGED: |
| 579 | if (deviceService.isAvailable(device.id())) { |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 580 | eventExecutor.execute(() -> handler.connected(device)); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 581 | } else { |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 582 | eventExecutor.execute(() -> handler.disconnected(device)); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 583 | } |
| 584 | break; |
| 585 | default: |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 586 | break; |
| 587 | } |
| 588 | } |
| 589 | } |
| 590 | |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 591 | private void readConfiguration() { |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 592 | OpenstackNodeConfig config = configRegistry.getConfig(appId, CONFIG_CLASS); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 593 | if (config == null) { |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 594 | log.debug("No configuration found"); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 595 | return; |
| 596 | } |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 597 | config.openstackNodes().forEach(this::addOrUpdateNode); |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 598 | } |
| 599 | |
| 600 | private class InternalConfigListener implements NetworkConfigListener { |
| 601 | |
| 602 | @Override |
| 603 | public void event(NetworkConfigEvent event) { |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 604 | NodeId leaderNodeId = leadershipService.getLeader(appId.name()); |
| 605 | if (!Objects.equals(localNodeId, leaderNodeId)) { |
| 606 | // do not allow to proceed without leadership |
| 607 | return; |
| 608 | } |
| 609 | |
| 610 | if (!event.configClass().equals(CONFIG_CLASS)) { |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 611 | return; |
| 612 | } |
| 613 | |
| 614 | switch (event.type()) { |
| 615 | case CONFIG_ADDED: |
| 616 | case CONFIG_UPDATED: |
| 617 | eventExecutor.execute(OpenstackNodeManager.this::readConfiguration); |
| 618 | break; |
| 619 | default: |
| 620 | break; |
| 621 | } |
| 622 | } |
| 623 | } |
| 624 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 625 | private class InternalMapListener implements MapEventListener<String, OpenstackNode> { |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 626 | |
Hyunsun Moon | 34bbe17 | 2016-06-28 19:18:40 -0700 | [diff] [blame] | 627 | @Override |
| 628 | public void event(MapEvent<String, OpenstackNode> event) { |
| 629 | NodeId leaderNodeId = leadershipService.getLeader(appId.name()); |
| 630 | if (!Objects.equals(localNodeId, leaderNodeId)) { |
| 631 | // do not allow to proceed without leadership |
| 632 | return; |
| 633 | } |
| 634 | |
| 635 | OpenstackNode oldNode; |
| 636 | OpenstackNode newNode; |
| 637 | |
| 638 | switch (event.type()) { |
| 639 | case UPDATE: |
| 640 | oldNode = event.oldValue().value(); |
| 641 | newNode = event.newValue().value(); |
| 642 | |
| 643 | log.debug("Reloaded {}", newNode.hostname()); |
| 644 | if (!newNode.equals(oldNode)) { |
| 645 | log.debug("New node: {}", newNode); |
| 646 | } |
| 647 | // performs init procedure even if the node is not changed |
| 648 | // for robustness since it's no harm to run init procedure |
| 649 | // multiple times |
| 650 | eventExecutor.execute(() -> initNode(newNode)); |
| 651 | break; |
| 652 | case INSERT: |
| 653 | newNode = event.newValue().value(); |
| 654 | log.info("Added {}", newNode.hostname()); |
| 655 | eventExecutor.execute(() -> initNode(newNode)); |
| 656 | break; |
| 657 | case REMOVE: |
| 658 | oldNode = event.oldValue().value(); |
| 659 | log.info("Removed {}", oldNode.hostname()); |
| 660 | break; |
| 661 | default: |
| 662 | break; |
| 663 | } |
| 664 | } |
| 665 | } |
Daniel Park | a7d6e9f | 2016-01-18 17:54:14 +0900 | [diff] [blame] | 666 | } |