Madan Jampani | c27b6b2 | 2016-02-05 11:36:31 -0800 | [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 | */ |
| 16 | |
| 17 | package org.onosproject.net.statistic.impl; |
| 18 | |
| 19 | import com.google.common.base.MoreObjects; |
| 20 | import com.google.common.base.Predicate; |
| 21 | import com.google.common.collect.ImmutableSet; |
| 22 | import org.apache.felix.scr.annotations.Activate; |
| 23 | import org.apache.felix.scr.annotations.Component; |
| 24 | import org.apache.felix.scr.annotations.Deactivate; |
| 25 | import org.apache.felix.scr.annotations.Reference; |
| 26 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 27 | import org.apache.felix.scr.annotations.Service; |
Ray Milkey | c747729 | 2016-03-11 10:53:43 -0800 | [diff] [blame^] | 28 | import org.onosproject.utils.Comparators; |
Madan Jampani | c27b6b2 | 2016-02-05 11:36:31 -0800 | [diff] [blame] | 29 | import org.onosproject.net.ConnectPoint; |
| 30 | import org.onosproject.net.Device; |
| 31 | import org.onosproject.net.Port; |
| 32 | import org.onosproject.net.PortNumber; |
| 33 | import org.onosproject.net.device.DeviceService; |
| 34 | import org.onosproject.net.flow.DefaultTypedFlowEntry; |
| 35 | import org.onosproject.net.flow.FlowEntry; |
| 36 | import org.onosproject.net.flow.FlowRule; |
| 37 | import org.onosproject.net.flow.FlowRuleEvent; |
| 38 | import org.onosproject.net.flow.FlowRuleListener; |
| 39 | import org.onosproject.net.flow.FlowRuleService; |
| 40 | import org.onosproject.net.flow.TypedStoredFlowEntry; |
| 41 | import org.onosproject.net.flow.instructions.Instruction; |
| 42 | import org.onosproject.net.statistic.DefaultLoad; |
| 43 | import org.onosproject.net.statistic.FlowStatisticService; |
| 44 | import org.onosproject.net.statistic.Load; |
| 45 | import org.onosproject.net.statistic.FlowStatisticStore; |
| 46 | import org.onosproject.net.statistic.SummaryFlowEntryWithLoad; |
| 47 | import org.onosproject.net.statistic.TypedFlowEntryWithLoad; |
| 48 | |
| 49 | import org.slf4j.Logger; |
| 50 | |
| 51 | import java.util.ArrayList; |
| 52 | import java.util.HashMap; |
| 53 | import java.util.List; |
| 54 | import java.util.Map; |
| 55 | import java.util.Objects; |
| 56 | import java.util.Set; |
| 57 | import java.util.TreeMap; |
| 58 | import java.util.stream.Collectors; |
| 59 | |
| 60 | import static com.google.common.base.Preconditions.checkNotNull; |
| 61 | import static org.onosproject.security.AppGuard.checkPermission; |
| 62 | import static org.slf4j.LoggerFactory.getLogger; |
| 63 | import static org.onosproject.security.AppPermission.Type.*; |
| 64 | |
| 65 | /** |
| 66 | * Provides an implementation of the Flow Statistic Service. |
| 67 | */ |
| 68 | @Component(immediate = true, enabled = true) |
| 69 | @Service |
| 70 | public class FlowStatisticManager implements FlowStatisticService { |
| 71 | private final Logger log = getLogger(getClass()); |
| 72 | |
| 73 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 74 | protected FlowRuleService flowRuleService; |
| 75 | |
| 76 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 77 | protected FlowStatisticStore flowStatisticStore; |
| 78 | |
| 79 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 80 | protected DeviceService deviceService; |
| 81 | |
| 82 | private final InternalFlowRuleStatsListener frListener = new InternalFlowRuleStatsListener(); |
| 83 | |
| 84 | @Activate |
| 85 | public void activate() { |
| 86 | flowRuleService.addListener(frListener); |
| 87 | log.info("Started"); |
| 88 | } |
| 89 | |
| 90 | @Deactivate |
| 91 | public void deactivate() { |
| 92 | flowRuleService.removeListener(frListener); |
| 93 | log.info("Stopped"); |
| 94 | } |
| 95 | |
| 96 | @Override |
| 97 | public Map<ConnectPoint, SummaryFlowEntryWithLoad> loadSummary(Device device) { |
| 98 | checkPermission(STATISTIC_READ); |
| 99 | |
| 100 | Map<ConnectPoint, SummaryFlowEntryWithLoad> summaryLoad = new TreeMap<>(Comparators.CONNECT_POINT_COMPARATOR); |
| 101 | |
| 102 | if (device == null) { |
| 103 | return summaryLoad; |
| 104 | } |
| 105 | |
| 106 | List<Port> ports = new ArrayList<>(deviceService.getPorts(device.id())); |
| 107 | |
| 108 | for (Port port : ports) { |
| 109 | ConnectPoint cp = new ConnectPoint(device.id(), port.number()); |
| 110 | SummaryFlowEntryWithLoad sfe = loadSummaryPortInternal(cp); |
| 111 | summaryLoad.put(cp, sfe); |
| 112 | } |
| 113 | |
| 114 | return summaryLoad; |
| 115 | } |
| 116 | |
| 117 | @Override |
| 118 | public SummaryFlowEntryWithLoad loadSummary(Device device, PortNumber pNumber) { |
| 119 | checkPermission(STATISTIC_READ); |
| 120 | |
| 121 | ConnectPoint cp = new ConnectPoint(device.id(), pNumber); |
| 122 | return loadSummaryPortInternal(cp); |
| 123 | } |
| 124 | |
| 125 | @Override |
| 126 | public Map<ConnectPoint, List<TypedFlowEntryWithLoad>> loadAllByType(Device device, |
| 127 | TypedStoredFlowEntry.FlowLiveType liveType, |
| 128 | Instruction.Type instType) { |
| 129 | checkPermission(STATISTIC_READ); |
| 130 | |
| 131 | Map<ConnectPoint, List<TypedFlowEntryWithLoad>> allLoad = new TreeMap<>(Comparators.CONNECT_POINT_COMPARATOR); |
| 132 | |
| 133 | if (device == null) { |
| 134 | return allLoad; |
| 135 | } |
| 136 | |
| 137 | List<Port> ports = new ArrayList<>(deviceService.getPorts(device.id())); |
| 138 | |
| 139 | for (Port port : ports) { |
| 140 | ConnectPoint cp = new ConnectPoint(device.id(), port.number()); |
| 141 | List<TypedFlowEntryWithLoad> tfel = loadAllPortInternal(cp, liveType, instType); |
| 142 | allLoad.put(cp, tfel); |
| 143 | } |
| 144 | |
| 145 | return allLoad; |
| 146 | } |
| 147 | |
| 148 | @Override |
| 149 | public List<TypedFlowEntryWithLoad> loadAllByType(Device device, PortNumber pNumber, |
| 150 | TypedStoredFlowEntry.FlowLiveType liveType, |
| 151 | Instruction.Type instType) { |
| 152 | checkPermission(STATISTIC_READ); |
| 153 | |
| 154 | ConnectPoint cp = new ConnectPoint(device.id(), pNumber); |
| 155 | return loadAllPortInternal(cp, liveType, instType); |
| 156 | } |
| 157 | |
| 158 | @Override |
| 159 | public Map<ConnectPoint, List<TypedFlowEntryWithLoad>> loadTopnByType(Device device, |
| 160 | TypedStoredFlowEntry.FlowLiveType liveType, |
| 161 | Instruction.Type instType, |
| 162 | int topn) { |
| 163 | checkPermission(STATISTIC_READ); |
| 164 | |
| 165 | Map<ConnectPoint, List<TypedFlowEntryWithLoad>> allLoad = new TreeMap<>(Comparators.CONNECT_POINT_COMPARATOR); |
| 166 | |
| 167 | if (device == null) { |
| 168 | return allLoad; |
| 169 | } |
| 170 | |
| 171 | List<Port> ports = new ArrayList<>(deviceService.getPorts(device.id())); |
| 172 | |
| 173 | for (Port port : ports) { |
| 174 | ConnectPoint cp = new ConnectPoint(device.id(), port.number()); |
| 175 | List<TypedFlowEntryWithLoad> tfel = loadTopnPortInternal(cp, liveType, instType, topn); |
| 176 | allLoad.put(cp, tfel); |
| 177 | } |
| 178 | |
| 179 | return allLoad; |
| 180 | } |
| 181 | |
| 182 | @Override |
| 183 | public List<TypedFlowEntryWithLoad> loadTopnByType(Device device, PortNumber pNumber, |
| 184 | TypedStoredFlowEntry.FlowLiveType liveType, |
| 185 | Instruction.Type instType, |
| 186 | int topn) { |
| 187 | checkPermission(STATISTIC_READ); |
| 188 | |
| 189 | ConnectPoint cp = new ConnectPoint(device.id(), pNumber); |
| 190 | return loadTopnPortInternal(cp, liveType, instType, topn); |
| 191 | } |
| 192 | |
| 193 | private SummaryFlowEntryWithLoad loadSummaryPortInternal(ConnectPoint cp) { |
| 194 | checkPermission(STATISTIC_READ); |
| 195 | |
| 196 | Set<FlowEntry> currentStats; |
| 197 | Set<FlowEntry> previousStats; |
| 198 | |
| 199 | TypedStatistics typedStatistics; |
| 200 | synchronized (flowStatisticStore) { |
| 201 | currentStats = flowStatisticStore.getCurrentFlowStatistic(cp); |
| 202 | if (currentStats == null) { |
| 203 | return new SummaryFlowEntryWithLoad(cp, new DefaultLoad()); |
| 204 | } |
| 205 | previousStats = flowStatisticStore.getPreviousFlowStatistic(cp); |
| 206 | if (previousStats == null) { |
| 207 | return new SummaryFlowEntryWithLoad(cp, new DefaultLoad()); |
| 208 | } |
| 209 | // copy to local flow entry |
| 210 | typedStatistics = new TypedStatistics(currentStats, previousStats); |
| 211 | |
| 212 | // Check for validity of this stats data |
| 213 | checkLoadValidity(currentStats, previousStats); |
| 214 | } |
| 215 | |
| 216 | // current and previous set is not empty! |
| 217 | Set<FlowEntry> currentSet = typedStatistics.current(); |
| 218 | Set<FlowEntry> previousSet = typedStatistics.previous(); |
| 219 | Load totalLoad = new DefaultLoad(aggregateBytesSet(currentSet), aggregateBytesSet(previousSet), |
| 220 | TypedFlowEntryWithLoad.avgPollInterval()); |
| 221 | |
| 222 | Map<FlowRule, TypedStoredFlowEntry> currentMap; |
| 223 | Map<FlowRule, TypedStoredFlowEntry> previousMap; |
| 224 | |
| 225 | currentMap = typedStatistics.currentImmediate(); |
| 226 | previousMap = typedStatistics.previousImmediate(); |
| 227 | Load immediateLoad = new DefaultLoad(aggregateBytesMap(currentMap), aggregateBytesMap(previousMap), |
| 228 | TypedFlowEntryWithLoad.shortPollInterval()); |
| 229 | |
| 230 | currentMap = typedStatistics.currentShort(); |
| 231 | previousMap = typedStatistics.previousShort(); |
| 232 | Load shortLoad = new DefaultLoad(aggregateBytesMap(currentMap), aggregateBytesMap(previousMap), |
| 233 | TypedFlowEntryWithLoad.shortPollInterval()); |
| 234 | |
| 235 | currentMap = typedStatistics.currentMid(); |
| 236 | previousMap = typedStatistics.previousMid(); |
| 237 | Load midLoad = new DefaultLoad(aggregateBytesMap(currentMap), aggregateBytesMap(previousMap), |
| 238 | TypedFlowEntryWithLoad.midPollInterval()); |
| 239 | |
| 240 | currentMap = typedStatistics.currentLong(); |
| 241 | previousMap = typedStatistics.previousLong(); |
| 242 | Load longLoad = new DefaultLoad(aggregateBytesMap(currentMap), aggregateBytesMap(previousMap), |
| 243 | TypedFlowEntryWithLoad.longPollInterval()); |
| 244 | |
| 245 | currentMap = typedStatistics.currentUnknown(); |
| 246 | previousMap = typedStatistics.previousUnknown(); |
| 247 | Load unknownLoad = new DefaultLoad(aggregateBytesMap(currentMap), aggregateBytesMap(previousMap), |
| 248 | TypedFlowEntryWithLoad.avgPollInterval()); |
| 249 | |
| 250 | return new SummaryFlowEntryWithLoad(cp, totalLoad, immediateLoad, shortLoad, midLoad, longLoad, unknownLoad); |
| 251 | } |
| 252 | |
| 253 | private List<TypedFlowEntryWithLoad> loadAllPortInternal(ConnectPoint cp, |
| 254 | TypedStoredFlowEntry.FlowLiveType liveType, |
| 255 | Instruction.Type instType) { |
| 256 | checkPermission(STATISTIC_READ); |
| 257 | |
| 258 | List<TypedFlowEntryWithLoad> retTfel = new ArrayList<>(); |
| 259 | |
| 260 | Set<FlowEntry> currentStats; |
| 261 | Set<FlowEntry> previousStats; |
| 262 | |
| 263 | TypedStatistics typedStatistics; |
| 264 | synchronized (flowStatisticStore) { |
| 265 | currentStats = flowStatisticStore.getCurrentFlowStatistic(cp); |
| 266 | if (currentStats == null) { |
| 267 | return retTfel; |
| 268 | } |
| 269 | previousStats = flowStatisticStore.getPreviousFlowStatistic(cp); |
| 270 | if (previousStats == null) { |
| 271 | return retTfel; |
| 272 | } |
| 273 | // copy to local flow entry set |
| 274 | typedStatistics = new TypedStatistics(currentStats, previousStats); |
| 275 | |
| 276 | // Check for validity of this stats data |
| 277 | checkLoadValidity(currentStats, previousStats); |
| 278 | } |
| 279 | |
| 280 | // current and previous set is not empty! |
| 281 | boolean isAllLiveType = (liveType == null ? true : false); // null is all live type |
| 282 | boolean isAllInstType = (instType == null ? true : false); // null is all inst type |
| 283 | |
| 284 | Map<FlowRule, TypedStoredFlowEntry> currentMap; |
| 285 | Map<FlowRule, TypedStoredFlowEntry> previousMap; |
| 286 | |
| 287 | if (isAllLiveType || liveType == TypedStoredFlowEntry.FlowLiveType.IMMEDIATE_FLOW) { |
| 288 | currentMap = typedStatistics.currentImmediate(); |
| 289 | previousMap = typedStatistics.previousImmediate(); |
| 290 | |
| 291 | List<TypedFlowEntryWithLoad> fel = typedFlowEntryLoadByInstInternal(cp, currentMap, previousMap, |
| 292 | isAllInstType, instType, TypedFlowEntryWithLoad.shortPollInterval()); |
| 293 | if (fel.size() > 0) { |
| 294 | retTfel.addAll(fel); |
| 295 | } |
| 296 | } |
| 297 | |
| 298 | if (isAllLiveType || liveType == TypedStoredFlowEntry.FlowLiveType.SHORT_FLOW) { |
| 299 | currentMap = typedStatistics.currentShort(); |
| 300 | previousMap = typedStatistics.previousShort(); |
| 301 | |
| 302 | List<TypedFlowEntryWithLoad> fel = typedFlowEntryLoadByInstInternal(cp, currentMap, previousMap, |
| 303 | isAllInstType, instType, TypedFlowEntryWithLoad.shortPollInterval()); |
| 304 | if (fel.size() > 0) { |
| 305 | retTfel.addAll(fel); |
| 306 | } |
| 307 | } |
| 308 | |
| 309 | if (isAllLiveType || liveType == TypedStoredFlowEntry.FlowLiveType.MID_FLOW) { |
| 310 | currentMap = typedStatistics.currentMid(); |
| 311 | previousMap = typedStatistics.previousMid(); |
| 312 | |
| 313 | List<TypedFlowEntryWithLoad> fel = typedFlowEntryLoadByInstInternal(cp, currentMap, previousMap, |
| 314 | isAllInstType, instType, TypedFlowEntryWithLoad.midPollInterval()); |
| 315 | if (fel.size() > 0) { |
| 316 | retTfel.addAll(fel); |
| 317 | } |
| 318 | } |
| 319 | |
| 320 | if (isAllLiveType || liveType == TypedStoredFlowEntry.FlowLiveType.LONG_FLOW) { |
| 321 | currentMap = typedStatistics.currentLong(); |
| 322 | previousMap = typedStatistics.previousLong(); |
| 323 | |
| 324 | List<TypedFlowEntryWithLoad> fel = typedFlowEntryLoadByInstInternal(cp, currentMap, previousMap, |
| 325 | isAllInstType, instType, TypedFlowEntryWithLoad.longPollInterval()); |
| 326 | if (fel.size() > 0) { |
| 327 | retTfel.addAll(fel); |
| 328 | } |
| 329 | } |
| 330 | |
| 331 | if (isAllLiveType || liveType == TypedStoredFlowEntry.FlowLiveType.UNKNOWN_FLOW) { |
| 332 | currentMap = typedStatistics.currentUnknown(); |
| 333 | previousMap = typedStatistics.previousUnknown(); |
| 334 | |
| 335 | List<TypedFlowEntryWithLoad> fel = typedFlowEntryLoadByInstInternal(cp, currentMap, previousMap, |
| 336 | isAllInstType, instType, TypedFlowEntryWithLoad.avgPollInterval()); |
| 337 | if (fel.size() > 0) { |
| 338 | retTfel.addAll(fel); |
| 339 | } |
| 340 | } |
| 341 | |
| 342 | return retTfel; |
| 343 | } |
| 344 | |
| 345 | private List<TypedFlowEntryWithLoad> typedFlowEntryLoadByInstInternal(ConnectPoint cp, |
| 346 | Map<FlowRule, TypedStoredFlowEntry> currentMap, |
| 347 | Map<FlowRule, TypedStoredFlowEntry> previousMap, |
| 348 | boolean isAllInstType, |
| 349 | Instruction.Type instType, |
| 350 | int liveTypePollInterval) { |
| 351 | List<TypedFlowEntryWithLoad> fel = new ArrayList<>(); |
| 352 | |
| 353 | for (TypedStoredFlowEntry tfe : currentMap.values()) { |
| 354 | if (isAllInstType || |
| 355 | tfe.treatment().allInstructions().stream(). |
| 356 | filter(i -> i.type() == instType). |
| 357 | findAny().isPresent()) { |
| 358 | long currentBytes = tfe.bytes(); |
| 359 | long previousBytes = previousMap.getOrDefault(tfe, new DefaultTypedFlowEntry((FlowRule) tfe)).bytes(); |
| 360 | Load fLoad = new DefaultLoad(currentBytes, previousBytes, liveTypePollInterval); |
| 361 | fel.add(new TypedFlowEntryWithLoad(cp, tfe, fLoad)); |
| 362 | } |
| 363 | } |
| 364 | |
| 365 | return fel; |
| 366 | } |
| 367 | |
| 368 | private List<TypedFlowEntryWithLoad> loadTopnPortInternal(ConnectPoint cp, |
| 369 | TypedStoredFlowEntry.FlowLiveType liveType, |
| 370 | Instruction.Type instType, |
| 371 | int topn) { |
| 372 | List<TypedFlowEntryWithLoad> fel = loadAllPortInternal(cp, liveType, instType); |
| 373 | |
| 374 | // Sort with descending order of load |
| 375 | List<TypedFlowEntryWithLoad> tfel = |
| 376 | fel.stream().sorted(Comparators.TYPEFLOWENTRY_WITHLOAD_COMPARATOR). |
| 377 | limit(topn).collect(Collectors.toList()); |
| 378 | |
| 379 | return tfel; |
| 380 | } |
| 381 | |
| 382 | private long aggregateBytesSet(Set<FlowEntry> setFE) { |
| 383 | return setFE.stream().mapToLong(FlowEntry::bytes).sum(); |
| 384 | } |
| 385 | |
| 386 | private long aggregateBytesMap(Map<FlowRule, TypedStoredFlowEntry> mapFE) { |
| 387 | return mapFE.values().stream().mapToLong(FlowEntry::bytes).sum(); |
| 388 | } |
| 389 | |
| 390 | /** |
| 391 | * Internal data class holding two set of typed flow entries. |
| 392 | */ |
| 393 | private static class TypedStatistics { |
| 394 | private final ImmutableSet<FlowEntry> currentAll; |
| 395 | private final ImmutableSet<FlowEntry> previousAll; |
| 396 | |
| 397 | private final Map<FlowRule, TypedStoredFlowEntry> currentImmediate = new HashMap<>(); |
| 398 | private final Map<FlowRule, TypedStoredFlowEntry> previousImmediate = new HashMap<>(); |
| 399 | |
| 400 | private final Map<FlowRule, TypedStoredFlowEntry> currentShort = new HashMap<>(); |
| 401 | private final Map<FlowRule, TypedStoredFlowEntry> previousShort = new HashMap<>(); |
| 402 | |
| 403 | private final Map<FlowRule, TypedStoredFlowEntry> currentMid = new HashMap<>(); |
| 404 | private final Map<FlowRule, TypedStoredFlowEntry> previousMid = new HashMap<>(); |
| 405 | |
| 406 | private final Map<FlowRule, TypedStoredFlowEntry> currentLong = new HashMap<>(); |
| 407 | private final Map<FlowRule, TypedStoredFlowEntry> previousLong = new HashMap<>(); |
| 408 | |
| 409 | private final Map<FlowRule, TypedStoredFlowEntry> currentUnknown = new HashMap<>(); |
| 410 | private final Map<FlowRule, TypedStoredFlowEntry> previousUnknown = new HashMap<>(); |
| 411 | |
| 412 | public TypedStatistics(Set<FlowEntry> current, Set<FlowEntry> previous) { |
| 413 | this.currentAll = ImmutableSet.copyOf(checkNotNull(current)); |
| 414 | this.previousAll = ImmutableSet.copyOf(checkNotNull(previous)); |
| 415 | |
| 416 | currentAll.forEach(fe -> { |
| 417 | TypedStoredFlowEntry tfe = TypedFlowEntryWithLoad.newTypedStoredFlowEntry(fe); |
| 418 | |
| 419 | switch (tfe.flowLiveType()) { |
| 420 | case IMMEDIATE_FLOW: |
| 421 | currentImmediate.put(fe, tfe); |
| 422 | break; |
| 423 | case SHORT_FLOW: |
| 424 | currentShort.put(fe, tfe); |
| 425 | break; |
| 426 | case MID_FLOW: |
| 427 | currentMid.put(fe, tfe); |
| 428 | break; |
| 429 | case LONG_FLOW: |
| 430 | currentLong.put(fe, tfe); |
| 431 | break; |
| 432 | default: |
| 433 | currentUnknown.put(fe, tfe); |
| 434 | break; |
| 435 | } |
| 436 | }); |
| 437 | |
| 438 | previousAll.forEach(fe -> { |
| 439 | TypedStoredFlowEntry tfe = TypedFlowEntryWithLoad.newTypedStoredFlowEntry(fe); |
| 440 | |
| 441 | switch (tfe.flowLiveType()) { |
| 442 | case IMMEDIATE_FLOW: |
| 443 | if (currentImmediate.containsKey(fe)) { |
| 444 | previousImmediate.put(fe, tfe); |
| 445 | } else if (currentShort.containsKey(fe)) { |
| 446 | previousShort.put(fe, tfe); |
| 447 | } else if (currentMid.containsKey(fe)) { |
| 448 | previousMid.put(fe, tfe); |
| 449 | } else if (currentLong.containsKey(fe)) { |
| 450 | previousLong.put(fe, tfe); |
| 451 | } else { |
| 452 | previousUnknown.put(fe, tfe); |
| 453 | } |
| 454 | break; |
| 455 | case SHORT_FLOW: |
| 456 | if (currentShort.containsKey(fe)) { |
| 457 | previousShort.put(fe, tfe); |
| 458 | } else if (currentMid.containsKey(fe)) { |
| 459 | previousMid.put(fe, tfe); |
| 460 | } else if (currentLong.containsKey(fe)) { |
| 461 | previousLong.put(fe, tfe); |
| 462 | } else { |
| 463 | previousUnknown.put(fe, tfe); |
| 464 | } |
| 465 | break; |
| 466 | case MID_FLOW: |
| 467 | if (currentMid.containsKey(fe)) { |
| 468 | previousMid.put(fe, tfe); |
| 469 | } else if (currentLong.containsKey(fe)) { |
| 470 | previousLong.put(fe, tfe); |
| 471 | } else { |
| 472 | previousUnknown.put(fe, tfe); |
| 473 | } |
| 474 | break; |
| 475 | case LONG_FLOW: |
| 476 | if (currentLong.containsKey(fe)) { |
| 477 | previousLong.put(fe, tfe); |
| 478 | } else { |
| 479 | previousUnknown.put(fe, tfe); |
| 480 | } |
| 481 | break; |
| 482 | default: |
| 483 | previousUnknown.put(fe, tfe); |
| 484 | break; |
| 485 | } |
| 486 | }); |
| 487 | } |
| 488 | |
| 489 | /** |
| 490 | * Returns flow entries as the current value. |
| 491 | * |
| 492 | * @return flow entries as the current value |
| 493 | */ |
| 494 | public ImmutableSet<FlowEntry> current() { |
| 495 | return currentAll; |
| 496 | } |
| 497 | |
| 498 | /** |
| 499 | * Returns flow entries as the previous value. |
| 500 | * |
| 501 | * @return flow entries as the previous value |
| 502 | */ |
| 503 | public ImmutableSet<FlowEntry> previous() { |
| 504 | return previousAll; |
| 505 | } |
| 506 | |
| 507 | public Map<FlowRule, TypedStoredFlowEntry> currentImmediate() { |
| 508 | return currentImmediate; |
| 509 | } |
| 510 | public Map<FlowRule, TypedStoredFlowEntry> previousImmediate() { |
| 511 | return previousImmediate; |
| 512 | } |
| 513 | public Map<FlowRule, TypedStoredFlowEntry> currentShort() { |
| 514 | return currentShort; |
| 515 | } |
| 516 | public Map<FlowRule, TypedStoredFlowEntry> previousShort() { |
| 517 | return previousShort; |
| 518 | } |
| 519 | public Map<FlowRule, TypedStoredFlowEntry> currentMid() { |
| 520 | return currentMid; |
| 521 | } |
| 522 | public Map<FlowRule, TypedStoredFlowEntry> previousMid() { |
| 523 | return previousMid; |
| 524 | } |
| 525 | public Map<FlowRule, TypedStoredFlowEntry> currentLong() { |
| 526 | return currentLong; |
| 527 | } |
| 528 | public Map<FlowRule, TypedStoredFlowEntry> previousLong() { |
| 529 | return previousLong; |
| 530 | } |
| 531 | public Map<FlowRule, TypedStoredFlowEntry> currentUnknown() { |
| 532 | return currentUnknown; |
| 533 | } |
| 534 | public Map<FlowRule, TypedStoredFlowEntry> previousUnknown() { |
| 535 | return previousUnknown; |
| 536 | } |
| 537 | |
| 538 | /** |
| 539 | * Validates values are not empty. |
| 540 | * |
| 541 | * @return false if either of the sets is empty. Otherwise, true. |
| 542 | */ |
| 543 | public boolean isValid() { |
| 544 | return !(currentAll.isEmpty() || previousAll.isEmpty()); |
| 545 | } |
| 546 | |
| 547 | @Override |
| 548 | public int hashCode() { |
| 549 | return Objects.hash(currentAll, previousAll); |
| 550 | } |
| 551 | |
| 552 | @Override |
| 553 | public boolean equals(Object obj) { |
| 554 | if (this == obj) { |
| 555 | return true; |
| 556 | } |
| 557 | if (!(obj instanceof TypedStatistics)) { |
| 558 | return false; |
| 559 | } |
| 560 | final TypedStatistics other = (TypedStatistics) obj; |
| 561 | return Objects.equals(this.currentAll, other.currentAll) && |
| 562 | Objects.equals(this.previousAll, other.previousAll); |
| 563 | } |
| 564 | |
| 565 | @Override |
| 566 | public String toString() { |
| 567 | return MoreObjects.toStringHelper(this) |
| 568 | .add("current", currentAll) |
| 569 | .add("previous", previousAll) |
| 570 | .toString(); |
| 571 | } |
| 572 | } |
| 573 | |
| 574 | private void checkLoadValidity(Set<FlowEntry> current, Set<FlowEntry> previous) { |
| 575 | current.stream().forEach(c -> { |
| 576 | FlowEntry f = previous.stream().filter(p -> c.equals(p)). |
| 577 | findAny().orElse(null); |
| 578 | if (f != null && c.bytes() < f.bytes()) { |
| 579 | log.debug("FlowStatisticManager:checkLoadValidity():" + |
| 580 | "Error: " + c + " :Previous bytes=" + f.bytes() + |
| 581 | " is larger than current bytes=" + c.bytes() + " !!!"); |
| 582 | } |
| 583 | }); |
| 584 | |
| 585 | } |
| 586 | |
| 587 | /** |
| 588 | * Creates a predicate that checks the instruction type of a flow entry is the same as |
| 589 | * the specified instruction type. |
| 590 | * |
| 591 | * @param instType instruction type to be checked |
| 592 | * @return predicate |
| 593 | */ |
| 594 | private static Predicate<FlowEntry> hasInstructionType(Instruction.Type instType) { |
| 595 | return new Predicate<FlowEntry>() { |
| 596 | @Override |
| 597 | public boolean apply(FlowEntry flowEntry) { |
| 598 | List<Instruction> allInstructions = flowEntry.treatment().allInstructions(); |
| 599 | |
| 600 | return allInstructions.stream().filter(i -> i.type() == instType).findAny().isPresent(); |
| 601 | } |
| 602 | }; |
| 603 | } |
| 604 | |
| 605 | /** |
| 606 | * Internal flow rule event listener for FlowStatisticManager. |
| 607 | */ |
| 608 | private class InternalFlowRuleStatsListener implements FlowRuleListener { |
| 609 | |
| 610 | @Override |
| 611 | public void event(FlowRuleEvent event) { |
| 612 | FlowRule rule = event.subject(); |
| 613 | switch (event.type()) { |
| 614 | case RULE_ADDED: |
| 615 | if (rule instanceof FlowEntry) { |
| 616 | flowStatisticStore.addFlowStatistic((FlowEntry) rule); |
| 617 | } |
| 618 | break; |
| 619 | case RULE_UPDATED: |
| 620 | flowStatisticStore.updateFlowStatistic((FlowEntry) rule); |
| 621 | break; |
| 622 | case RULE_ADD_REQUESTED: |
| 623 | break; |
| 624 | case RULE_REMOVE_REQUESTED: |
| 625 | break; |
| 626 | case RULE_REMOVED: |
| 627 | flowStatisticStore.removeFlowStatistic(rule); |
| 628 | break; |
| 629 | default: |
| 630 | log.warn("Unknown flow rule event {}", event); |
| 631 | } |
| 632 | } |
| 633 | } |
| 634 | } |