Thomas Vachuska | 58de416 | 2015-09-10 16:15:33 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 Open Networking Laboratory |
| 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 | */ |
Brian O'Connor | 6de2e20 | 2015-05-21 14:30:41 -0700 | [diff] [blame] | 16 | package org.onosproject.incubator.store.resource.impl; |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 17 | |
| 18 | import static org.onlab.util.Tools.groupedThreads; |
| 19 | import static org.slf4j.LoggerFactory.getLogger; |
| 20 | |
| 21 | import java.util.Collection; |
| 22 | import java.util.Collections; |
| 23 | import java.util.HashSet; |
| 24 | import java.util.Iterator; |
| 25 | import java.util.Map; |
| 26 | import java.util.Set; |
| 27 | import java.util.concurrent.ExecutionException; |
| 28 | import java.util.concurrent.ExecutorService; |
| 29 | import java.util.concurrent.Executors; |
| 30 | import java.util.concurrent.Future; |
| 31 | import java.util.concurrent.TimeUnit; |
| 32 | import java.util.concurrent.TimeoutException; |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 33 | |
| 34 | import org.apache.felix.scr.annotations.Activate; |
| 35 | import org.apache.felix.scr.annotations.Component; |
| 36 | import org.apache.felix.scr.annotations.Deactivate; |
| 37 | import org.apache.felix.scr.annotations.Reference; |
| 38 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 39 | import org.apache.felix.scr.annotations.Service; |
| 40 | import org.onlab.util.KryoNamespace; |
| 41 | import org.onosproject.cluster.ClusterService; |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 42 | import org.onosproject.cluster.NodeId; |
Brian O'Connor | 6de2e20 | 2015-05-21 14:30:41 -0700 | [diff] [blame] | 43 | import org.onosproject.incubator.net.resource.label.DefaultLabelResource; |
| 44 | import org.onosproject.incubator.net.resource.label.LabelResource; |
| 45 | import org.onosproject.incubator.net.resource.label.LabelResourceDelegate; |
| 46 | import org.onosproject.incubator.net.resource.label.LabelResourceEvent; |
| 47 | import org.onosproject.incubator.net.resource.label.LabelResourceEvent.Type; |
| 48 | import org.onosproject.incubator.net.resource.label.LabelResourceId; |
| 49 | import org.onosproject.incubator.net.resource.label.LabelResourcePool; |
| 50 | import org.onosproject.incubator.net.resource.label.LabelResourceRequest; |
| 51 | import org.onosproject.incubator.net.resource.label.LabelResourceStore; |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 52 | import org.onosproject.mastership.MastershipService; |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 53 | import org.onosproject.net.Device; |
| 54 | import org.onosproject.net.DeviceId; |
| 55 | import org.onosproject.net.device.DeviceService; |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 56 | import org.onosproject.store.AbstractStore; |
| 57 | import org.onosproject.store.cluster.messaging.ClusterCommunicationService; |
| 58 | import org.onosproject.store.cluster.messaging.ClusterMessage; |
| 59 | import org.onosproject.store.cluster.messaging.ClusterMessageHandler; |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 60 | import org.onosproject.store.serializers.KryoNamespaces; |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 61 | import org.onosproject.store.service.ConsistentMap; |
| 62 | import org.onosproject.store.service.Serializer; |
| 63 | import org.onosproject.store.service.StorageService; |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 64 | import org.onosproject.store.service.Versioned; |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 65 | import org.slf4j.Logger; |
| 66 | |
| 67 | import com.google.common.collect.ImmutableSet; |
| 68 | import com.google.common.collect.Multimap; |
| 69 | |
| 70 | /** |
| 71 | * Manages label resources using copycat. |
| 72 | */ |
| 73 | @Component(immediate = true, enabled = true) |
| 74 | @Service |
| 75 | public class DistributedLabelResourceStore |
| 76 | extends AbstractStore<LabelResourceEvent, LabelResourceDelegate> |
| 77 | implements LabelResourceStore { |
| 78 | private final Logger log = getLogger(getClass()); |
| 79 | |
| 80 | private static final String POOL_MAP_NAME = "labelresourcepool"; |
| 81 | |
| 82 | private static final String GLOBAL_RESOURCE_POOL_DEVICE_ID = "global_resource_pool_device_id"; |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 83 | |
| 84 | private ConsistentMap<DeviceId, LabelResourcePool> resourcePool = null; |
| 85 | |
| 86 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 87 | protected StorageService storageService; |
| 88 | |
| 89 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 90 | protected MastershipService mastershipService; |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 91 | |
| 92 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 93 | protected ClusterCommunicationService clusterCommunicator; |
| 94 | |
| 95 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 96 | protected ClusterService clusterService; |
| 97 | |
| 98 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 99 | protected DeviceService deviceService; |
| 100 | |
| 101 | private ExecutorService messageHandlingExecutor; |
| 102 | private static final int MESSAGE_HANDLER_THREAD_POOL_SIZE = 8; |
| 103 | private static final long PEER_REQUEST_TIMEOUT_MS = 5000; |
| 104 | |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 105 | private static final Serializer SERIALIZER = Serializer |
| 106 | .using(new KryoNamespace.Builder().register(KryoNamespaces.API) |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 107 | .register(LabelResourceEvent.class) |
| 108 | .register(LabelResourcePool.class).register(DeviceId.class) |
| 109 | .register(LabelResourceRequest.class) |
| 110 | .register(LabelResourceRequest.Type.class) |
| 111 | .register(LabelResourceEvent.Type.class) |
| 112 | .register(DefaultLabelResource.class) |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 113 | .register(LabelResourceId.class) |
| 114 | .nextId(KryoNamespaces.BEGIN_USER_CUSTOM_ID).build()); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 115 | |
| 116 | @Activate |
| 117 | public void activate() { |
| 118 | |
| 119 | resourcePool = storageService |
| 120 | .<DeviceId, LabelResourcePool>consistentMapBuilder() |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 121 | .withName(POOL_MAP_NAME).withSerializer(SERIALIZER) |
| 122 | .withPartitionsDisabled().build(); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 123 | messageHandlingExecutor = Executors |
| 124 | .newFixedThreadPool(MESSAGE_HANDLER_THREAD_POOL_SIZE, |
| 125 | groupedThreads("onos/store/flow", |
| 126 | "message-handlers")); |
| 127 | clusterCommunicator |
| 128 | .addSubscriber(LabelResourceMessageSubjects.LABEL_POOL_CREATED, |
| 129 | new ClusterMessageHandler() { |
| 130 | |
| 131 | @Override |
| 132 | public void handle(ClusterMessage message) { |
| 133 | LabelResourcePool operation = SERIALIZER |
| 134 | .decode(message.payload()); |
| 135 | log.trace("received get flow entry request for {}", |
| 136 | operation); |
| 137 | boolean b = internalCreate(operation); |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 138 | message.respond(SERIALIZER.encode(b)); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 139 | } |
| 140 | }, messageHandlingExecutor); |
| 141 | clusterCommunicator |
| 142 | .addSubscriber(LabelResourceMessageSubjects.LABEL_POOL_DESTROYED, |
| 143 | new ClusterMessageHandler() { |
| 144 | |
| 145 | @Override |
| 146 | public void handle(ClusterMessage message) { |
| 147 | DeviceId deviceId = SERIALIZER |
| 148 | .decode(message.payload()); |
| 149 | log.trace("received get flow entry request for {}", |
| 150 | deviceId); |
| 151 | boolean b = internalDestroy(deviceId); |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 152 | message.respond(SERIALIZER.encode(b)); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 153 | } |
| 154 | }, messageHandlingExecutor); |
| 155 | clusterCommunicator |
| 156 | .addSubscriber(LabelResourceMessageSubjects.LABEL_POOL_APPLY, |
| 157 | new ClusterMessageHandler() { |
| 158 | |
| 159 | @Override |
| 160 | public void handle(ClusterMessage message) { |
| 161 | LabelResourceRequest request = SERIALIZER |
| 162 | .decode(message.payload()); |
| 163 | log.trace("received get flow entry request for {}", |
| 164 | request); |
| 165 | final Collection<LabelResource> resource = internalApply(request); |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 166 | message.respond(SERIALIZER |
| 167 | .encode(resource)); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 168 | } |
| 169 | }, messageHandlingExecutor); |
| 170 | clusterCommunicator |
| 171 | .addSubscriber(LabelResourceMessageSubjects.LABEL_POOL_RELEASE, |
| 172 | new ClusterMessageHandler() { |
| 173 | |
| 174 | @Override |
| 175 | public void handle(ClusterMessage message) { |
| 176 | LabelResourceRequest request = SERIALIZER |
| 177 | .decode(message.payload()); |
| 178 | log.trace("received get flow entry request for {}", |
| 179 | request); |
| 180 | final boolean isSuccess = internalRelease(request); |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 181 | message.respond(SERIALIZER |
| 182 | .encode(isSuccess)); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 183 | } |
| 184 | }, messageHandlingExecutor); |
| 185 | log.info("Started"); |
| 186 | } |
| 187 | |
| 188 | @Deactivate |
| 189 | public void deactivate() { |
| 190 | clusterCommunicator |
| 191 | .removeSubscriber(LabelResourceMessageSubjects.LABEL_POOL_CREATED); |
| 192 | clusterCommunicator |
| 193 | .removeSubscriber(LabelResourceMessageSubjects.LABEL_POOL_APPLY); |
| 194 | clusterCommunicator |
| 195 | .removeSubscriber(LabelResourceMessageSubjects.LABEL_POOL_DESTROYED); |
| 196 | clusterCommunicator |
| 197 | .removeSubscriber(LabelResourceMessageSubjects.LABEL_POOL_RELEASE); |
| 198 | messageHandlingExecutor.shutdown(); |
| 199 | log.info("Stopped"); |
| 200 | } |
| 201 | |
| 202 | @Override |
| 203 | public boolean createDevicePool(DeviceId deviceId, |
| 204 | LabelResourceId beginLabel, |
| 205 | LabelResourceId endLabel) { |
| 206 | LabelResourcePool pool = new LabelResourcePool(deviceId.toString(), |
| 207 | beginLabel.labelId(), |
| 208 | endLabel.labelId()); |
| 209 | return this.create(pool); |
| 210 | } |
| 211 | |
| 212 | @Override |
| 213 | public boolean createGlobalPool(LabelResourceId beginLabel, |
| 214 | LabelResourceId endLabel) { |
Satish K | 0de8761 | 2015-11-24 13:44:52 +0530 | [diff] [blame^] | 215 | LabelResourcePool pool = new LabelResourcePool(GLOBAL_RESOURCE_POOL_DEVICE_ID, |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 216 | beginLabel.labelId(), |
| 217 | endLabel.labelId()); |
| 218 | return this.internalCreate(pool); |
| 219 | } |
| 220 | |
| 221 | private boolean create(LabelResourcePool pool) { |
| 222 | Device device = (Device) deviceService.getDevice(pool.deviceId()); |
| 223 | if (device == null) { |
| 224 | return false; |
| 225 | } |
| 226 | |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 227 | NodeId master = mastershipService.getMasterFor(pool.deviceId()); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 228 | |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 229 | if (master == null) { |
| 230 | log.warn("Failed to create label resource pool: No master for {}", pool); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 231 | return false; |
| 232 | } |
| 233 | |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 234 | if (master.equals(clusterService.getLocalNode().id())) { |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 235 | return internalCreate(pool); |
| 236 | } |
| 237 | |
| 238 | log.trace("Forwarding getFlowEntries to {}, which is the primary (master) for device {}", |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 239 | master, pool.deviceId()); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 240 | |
| 241 | return complete(clusterCommunicator |
| 242 | .sendAndReceive(pool, |
| 243 | LabelResourceMessageSubjects.LABEL_POOL_CREATED, |
| 244 | SERIALIZER::encode, SERIALIZER::decode, |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 245 | master)); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 246 | } |
| 247 | |
| 248 | private boolean internalCreate(LabelResourcePool pool) { |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 249 | Versioned<LabelResourcePool> poolOld = resourcePool |
| 250 | .get(pool.deviceId()); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 251 | if (poolOld == null) { |
| 252 | resourcePool.put(pool.deviceId(), pool); |
Satish K | 0de8761 | 2015-11-24 13:44:52 +0530 | [diff] [blame^] | 253 | LabelResourceEvent event = new LabelResourceEvent(Type.POOL_CREATED, |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 254 | pool); |
| 255 | notifyDelegate(event); |
| 256 | return true; |
| 257 | } |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 258 | return false; |
| 259 | } |
| 260 | |
| 261 | @Override |
| 262 | public boolean destroyDevicePool(DeviceId deviceId) { |
| 263 | Device device = (Device) deviceService.getDevice(deviceId); |
| 264 | if (device == null) { |
| 265 | return false; |
| 266 | } |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 267 | |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 268 | NodeId master = mastershipService.getMasterFor(deviceId); |
| 269 | |
| 270 | if (master == null) { |
| 271 | log.warn("Failed to destroyDevicePool. No master for {}", deviceId); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 272 | return false; |
| 273 | } |
| 274 | |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 275 | if (master.equals(clusterService.getLocalNode().id())) { |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 276 | return internalDestroy(deviceId); |
| 277 | } |
| 278 | |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 279 | log.trace("Forwarding request to {}, which is the primary (master) for device {}", |
| 280 | master, deviceId); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 281 | |
| 282 | return complete(clusterCommunicator |
| 283 | .sendAndReceive(deviceId, |
| 284 | LabelResourceMessageSubjects.LABEL_POOL_DESTROYED, |
| 285 | SERIALIZER::encode, SERIALIZER::decode, |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 286 | master)); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 287 | } |
| 288 | |
| 289 | private boolean internalDestroy(DeviceId deviceId) { |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 290 | Versioned<LabelResourcePool> poolOld = resourcePool.get(deviceId); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 291 | if (poolOld != null) { |
| 292 | resourcePool.remove(deviceId); |
Satish K | 0de8761 | 2015-11-24 13:44:52 +0530 | [diff] [blame^] | 293 | LabelResourceEvent event = new LabelResourceEvent(Type.POOL_DESTROYED, |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 294 | poolOld.value()); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 295 | notifyDelegate(event); |
| 296 | } |
| 297 | log.info("success to destroy the label resource pool of device id {}", |
| 298 | deviceId); |
| 299 | return true; |
| 300 | } |
| 301 | |
| 302 | @Override |
| 303 | public Collection<LabelResource> applyFromDevicePool(DeviceId deviceId, |
| 304 | long applyNum) { |
| 305 | Device device = (Device) deviceService.getDevice(deviceId); |
| 306 | if (device == null) { |
| 307 | return Collections.emptyList(); |
| 308 | } |
Satish K | 0de8761 | 2015-11-24 13:44:52 +0530 | [diff] [blame^] | 309 | LabelResourceRequest request = new LabelResourceRequest(deviceId, |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 310 | LabelResourceRequest.Type.APPLY, |
| 311 | applyNum, null); |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 312 | NodeId master = mastershipService.getMasterFor(deviceId); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 313 | |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 314 | if (master == null) { |
| 315 | log.warn("Failed to applyFromDevicePool: No master for {}", deviceId); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 316 | return Collections.emptyList(); |
| 317 | } |
| 318 | |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 319 | if (master.equals(clusterService.getLocalNode().id())) { |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 320 | return internalApply(request); |
| 321 | } |
| 322 | |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 323 | log.trace("Forwarding request to {}, which is the primary (master) for device {}", |
| 324 | master, deviceId); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 325 | |
| 326 | return complete(clusterCommunicator |
| 327 | .sendAndReceive(request, |
| 328 | LabelResourceMessageSubjects.LABEL_POOL_APPLY, |
| 329 | SERIALIZER::encode, SERIALIZER::decode, |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 330 | master)); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 331 | } |
| 332 | |
| 333 | private Collection<LabelResource> internalApply(LabelResourceRequest request) { |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 334 | DeviceId deviceId = request.deviceId(); |
| 335 | long applyNum = request.applyNum(); |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 336 | Versioned<LabelResourcePool> poolOld = resourcePool.get(deviceId); |
| 337 | LabelResourcePool pool = poolOld.value(); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 338 | Collection<LabelResource> result = new HashSet<LabelResource>(); |
| 339 | long freeNum = this.getFreeNumOfDevicePool(deviceId); |
| 340 | if (applyNum > freeNum) { |
| 341 | log.info("the free number of the label resource pool of deviceId {} is not enough."); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 342 | return Collections.emptyList(); |
| 343 | } |
Satish K | 0de8761 | 2015-11-24 13:44:52 +0530 | [diff] [blame^] | 344 | Set<LabelResource> releaseLabels = new HashSet<LabelResource>(pool.releaseLabelId()); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 345 | long tmp = releaseLabels.size() > applyNum ? applyNum : releaseLabels |
| 346 | .size(); |
| 347 | LabelResource resource = null; |
| 348 | for (int i = 0; i < tmp; i++) { |
| 349 | Iterator<LabelResource> it = releaseLabels.iterator(); |
| 350 | if (it.hasNext()) { |
| 351 | resource = it.next(); |
| 352 | releaseLabels.remove(resource); |
| 353 | } |
| 354 | result.add(resource); |
| 355 | } |
| 356 | for (long j = pool.currentUsedMaxLabelId().labelId(); j < pool |
| 357 | .currentUsedMaxLabelId().labelId() + applyNum - tmp; j++) { |
| 358 | resource = new DefaultLabelResource(deviceId, |
| 359 | LabelResourceId |
| 360 | .labelResourceId(j)); |
| 361 | result.add(resource); |
| 362 | } |
| 363 | long beginLabel = pool.beginLabel().labelId(); |
| 364 | long endLabel = pool.endLabel().labelId(); |
| 365 | long totalNum = pool.totalNum(); |
| 366 | long current = pool.currentUsedMaxLabelId().labelId() + applyNum - tmp; |
| 367 | long usedNum = pool.usedNum() + applyNum; |
| 368 | ImmutableSet<LabelResource> freeLabel = ImmutableSet |
| 369 | .copyOf(releaseLabels); |
| 370 | LabelResourcePool newPool = new LabelResourcePool(deviceId.toString(), |
| 371 | beginLabel, endLabel, |
| 372 | totalNum, usedNum, |
| 373 | current, freeLabel); |
| 374 | resourcePool.put(deviceId, newPool); |
| 375 | log.info("success to apply label resource"); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 376 | return result; |
| 377 | } |
| 378 | |
| 379 | @Override |
| 380 | public boolean releaseToDevicePool(Multimap<DeviceId, LabelResource> release) { |
| 381 | Map<DeviceId, Collection<LabelResource>> maps = release.asMap(); |
| 382 | Set<DeviceId> deviceIdSet = maps.keySet(); |
| 383 | LabelResourceRequest request = null; |
| 384 | for (Iterator<DeviceId> it = deviceIdSet.iterator(); it.hasNext();) { |
| 385 | DeviceId deviceId = (DeviceId) it.next(); |
| 386 | Device device = (Device) deviceService.getDevice(deviceId); |
| 387 | if (device == null) { |
| 388 | continue; |
| 389 | } |
| 390 | ImmutableSet<LabelResource> collection = ImmutableSet.copyOf(maps |
| 391 | .get(deviceId)); |
Satish K | 0de8761 | 2015-11-24 13:44:52 +0530 | [diff] [blame^] | 392 | request = new LabelResourceRequest(deviceId, |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 393 | LabelResourceRequest.Type.RELEASE, |
| 394 | 0, collection); |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 395 | NodeId master = mastershipService.getMasterFor(deviceId); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 396 | |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 397 | if (master == null) { |
| 398 | log.warn("Failed to releaseToDevicePool: No master for {}", deviceId); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 399 | return false; |
| 400 | } |
| 401 | |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 402 | if (master.equals(clusterService.getLocalNode().id())) { |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 403 | return internalRelease(request); |
| 404 | } |
| 405 | |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 406 | log.trace("Forwarding request to {}, which is the primary (master) for device {}", |
| 407 | master, deviceId); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 408 | |
| 409 | return complete(clusterCommunicator |
| 410 | .sendAndReceive(request, |
| 411 | LabelResourceMessageSubjects.LABEL_POOL_RELEASE, |
| 412 | SERIALIZER::encode, SERIALIZER::decode, |
Madan Jampani | c156dd0 | 2015-08-12 15:57:46 -0700 | [diff] [blame] | 413 | master)); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 414 | } |
| 415 | return false; |
| 416 | } |
| 417 | |
| 418 | private boolean internalRelease(LabelResourceRequest request) { |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 419 | DeviceId deviceId = request.deviceId(); |
| 420 | Collection<LabelResource> release = request.releaseCollection(); |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 421 | Versioned<LabelResourcePool> poolOld = resourcePool.get(deviceId); |
| 422 | LabelResourcePool pool = poolOld.value(); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 423 | if (pool == null) { |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 424 | log.info("the label resource pool of device id {} does not exist"); |
| 425 | return false; |
| 426 | } |
Satish K | 0de8761 | 2015-11-24 13:44:52 +0530 | [diff] [blame^] | 427 | Set<LabelResource> storeSet = new HashSet<LabelResource>(pool.releaseLabelId()); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 428 | LabelResource labelResource = null; |
| 429 | long realReleasedNum = 0; |
| 430 | for (Iterator<LabelResource> it = release.iterator(); it.hasNext();) { |
| 431 | labelResource = it.next(); |
| 432 | if (labelResource.labelResourceId().labelId() < pool.beginLabel() |
| 433 | .labelId() |
| 434 | || labelResource.labelResourceId().labelId() > pool |
| 435 | .endLabel().labelId()) { |
| 436 | continue; |
| 437 | } |
| 438 | if (pool.currentUsedMaxLabelId().labelId() > labelResource |
| 439 | .labelResourceId().labelId() |
| 440 | || !storeSet.contains(labelResource)) { |
| 441 | storeSet.add(labelResource); |
| 442 | realReleasedNum++; |
| 443 | } |
| 444 | } |
| 445 | long beginNum = pool.beginLabel().labelId(); |
| 446 | long endNum = pool.endLabel().labelId(); |
| 447 | long totalNum = pool.totalNum(); |
| 448 | long usedNum = pool.usedNum() - realReleasedNum; |
| 449 | long current = pool.currentUsedMaxLabelId().labelId(); |
| 450 | ImmutableSet<LabelResource> s = ImmutableSet.copyOf(storeSet); |
| 451 | LabelResourcePool newPool = new LabelResourcePool(deviceId.toString(), |
| 452 | beginNum, endNum, |
| 453 | totalNum, usedNum, |
| 454 | current, s); |
| 455 | resourcePool.put(deviceId, newPool); |
| 456 | log.info("success to release label resource"); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 457 | return true; |
| 458 | } |
| 459 | |
| 460 | @Override |
| 461 | public boolean isDevicePoolFull(DeviceId deviceId) { |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 462 | Versioned<LabelResourcePool> pool = resourcePool.get(deviceId); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 463 | if (pool == null) { |
| 464 | return true; |
| 465 | } |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 466 | return pool.value().currentUsedMaxLabelId() == pool.value().endLabel() |
| 467 | && pool.value().releaseLabelId().size() == 0 ? true : false; |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 468 | } |
| 469 | |
| 470 | @Override |
| 471 | public long getFreeNumOfDevicePool(DeviceId deviceId) { |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 472 | Versioned<LabelResourcePool> pool = resourcePool.get(deviceId); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 473 | if (pool == null) { |
| 474 | return 0; |
| 475 | } |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 476 | return pool.value().endLabel().labelId() |
| 477 | - pool.value().currentUsedMaxLabelId().labelId() |
| 478 | + pool.value().releaseLabelId().size(); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 479 | } |
| 480 | |
| 481 | @Override |
| 482 | public LabelResourcePool getDeviceLabelResourcePool(DeviceId deviceId) { |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 483 | Versioned<LabelResourcePool> pool = resourcePool.get(deviceId); |
| 484 | return pool == null ? null : pool.value(); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 485 | } |
| 486 | |
| 487 | @Override |
| 488 | public boolean destroyGlobalPool() { |
| 489 | return this.internalDestroy(DeviceId |
| 490 | .deviceId(GLOBAL_RESOURCE_POOL_DEVICE_ID)); |
| 491 | } |
| 492 | |
| 493 | @Override |
| 494 | public Collection<LabelResource> applyFromGlobalPool(long applyNum) { |
Satish K | 0de8761 | 2015-11-24 13:44:52 +0530 | [diff] [blame^] | 495 | LabelResourceRequest request = new LabelResourceRequest(DeviceId.deviceId(GLOBAL_RESOURCE_POOL_DEVICE_ID), |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 496 | LabelResourceRequest.Type.APPLY, |
| 497 | applyNum, null); |
| 498 | return this.internalApply(request); |
| 499 | } |
| 500 | |
| 501 | @Override |
| 502 | public boolean releaseToGlobalPool(Set<LabelResourceId> release) { |
| 503 | Set<LabelResource> set = new HashSet<LabelResource>(); |
| 504 | DefaultLabelResource resource = null; |
| 505 | for (LabelResourceId labelResource : release) { |
Satish K | 0de8761 | 2015-11-24 13:44:52 +0530 | [diff] [blame^] | 506 | resource = new DefaultLabelResource(DeviceId.deviceId(GLOBAL_RESOURCE_POOL_DEVICE_ID), |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 507 | labelResource); |
| 508 | set.add(resource); |
| 509 | } |
Satish K | 0de8761 | 2015-11-24 13:44:52 +0530 | [diff] [blame^] | 510 | LabelResourceRequest request = new LabelResourceRequest(DeviceId.deviceId(GLOBAL_RESOURCE_POOL_DEVICE_ID), |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 511 | LabelResourceRequest.Type.APPLY, |
| 512 | 0, |
Satish K | 0de8761 | 2015-11-24 13:44:52 +0530 | [diff] [blame^] | 513 | ImmutableSet.copyOf(set)); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 514 | return this.internalRelease(request); |
| 515 | } |
| 516 | |
| 517 | @Override |
| 518 | public boolean isGlobalPoolFull() { |
| 519 | return this.isDevicePoolFull(DeviceId |
| 520 | .deviceId(GLOBAL_RESOURCE_POOL_DEVICE_ID)); |
| 521 | } |
| 522 | |
| 523 | @Override |
| 524 | public long getFreeNumOfGlobalPool() { |
| 525 | return this.getFreeNumOfDevicePool(DeviceId |
| 526 | .deviceId(GLOBAL_RESOURCE_POOL_DEVICE_ID)); |
| 527 | } |
| 528 | |
| 529 | @Override |
| 530 | public LabelResourcePool getGlobalLabelResourcePool() { |
| 531 | return this.getDeviceLabelResourcePool(DeviceId |
| 532 | .deviceId(GLOBAL_RESOURCE_POOL_DEVICE_ID)); |
| 533 | } |
| 534 | |
| 535 | private <T> T complete(Future<T> future) { |
| 536 | try { |
samuel | 7a5691a | 2015-05-23 00:36:32 +0800 | [diff] [blame] | 537 | return future.get(PEER_REQUEST_TIMEOUT_MS, TimeUnit.MILLISECONDS); |
jcc | de3e92e | 2015-03-28 01:40:44 -0700 | [diff] [blame] | 538 | } catch (InterruptedException e) { |
| 539 | Thread.currentThread().interrupt(); |
| 540 | log.error("Interrupted while waiting for operation to complete.", e); |
| 541 | return null; |
| 542 | } catch (TimeoutException | ExecutionException e) { |
| 543 | log.error("Failed remote operation", e); |
| 544 | return null; |
| 545 | } |
| 546 | } |
| 547 | } |