Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-present Open Networking Foundation |
| 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.opencord.olt.impl; |
| 17 | |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 18 | import com.google.common.collect.ImmutableMap; |
| 19 | import com.google.common.collect.ImmutableSet; |
| 20 | import com.google.common.collect.Maps; |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 21 | import org.onlab.util.KryoNamespace; |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 22 | import org.onlab.util.Tools; |
| 23 | import org.onosproject.cfg.ComponentConfigService; |
| 24 | import org.onosproject.core.ApplicationId; |
| 25 | import org.onosproject.core.CoreService; |
| 26 | import org.onosproject.net.DeviceId; |
| 27 | import org.onosproject.net.flowobjective.ObjectiveError; |
| 28 | import org.onosproject.net.meter.Band; |
| 29 | import org.onosproject.net.meter.DefaultBand; |
| 30 | import org.onosproject.net.meter.DefaultMeterRequest; |
| 31 | import org.onosproject.net.meter.Meter; |
| 32 | import org.onosproject.net.meter.MeterContext; |
| 33 | import org.onosproject.net.meter.MeterEvent; |
| 34 | import org.onosproject.net.meter.MeterFailReason; |
| 35 | import org.onosproject.net.meter.MeterId; |
| 36 | import org.onosproject.net.meter.MeterKey; |
| 37 | import org.onosproject.net.meter.MeterListener; |
| 38 | import org.onosproject.net.meter.MeterRequest; |
| 39 | import org.onosproject.net.meter.MeterService; |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 40 | import org.onosproject.store.serializers.KryoNamespaces; |
| 41 | import org.onosproject.store.service.ConsistentMultimap; |
| 42 | import org.onosproject.store.service.Serializer; |
| 43 | import org.onosproject.store.service.StorageService; |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 44 | import org.opencord.olt.internalapi.AccessDeviceMeterService; |
| 45 | import org.opencord.sadis.BandwidthProfileInformation; |
| 46 | import org.osgi.service.component.ComponentContext; |
| 47 | import org.osgi.service.component.annotations.Activate; |
| 48 | import org.osgi.service.component.annotations.Component; |
| 49 | import org.osgi.service.component.annotations.Deactivate; |
| 50 | import org.osgi.service.component.annotations.Modified; |
| 51 | import org.osgi.service.component.annotations.Reference; |
| 52 | import org.osgi.service.component.annotations.ReferenceCardinality; |
| 53 | import org.slf4j.Logger; |
| 54 | |
| 55 | import java.util.ArrayList; |
| 56 | import java.util.Collection; |
| 57 | import java.util.Dictionary; |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 58 | import java.util.HashMap; |
| 59 | import java.util.HashSet; |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 60 | import java.util.List; |
| 61 | import java.util.Map; |
| 62 | import java.util.Optional; |
| 63 | import java.util.Properties; |
Andrea Campanella | 3ce4d28 | 2020-06-09 13:46:58 +0200 | [diff] [blame] | 64 | import java.util.Set; |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 65 | import java.util.concurrent.CompletableFuture; |
| 66 | import java.util.concurrent.ExecutorService; |
| 67 | import java.util.concurrent.Executors; |
| 68 | import java.util.concurrent.atomic.AtomicInteger; |
| 69 | import java.util.concurrent.atomic.AtomicReference; |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 70 | import java.util.stream.Collectors; |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 71 | |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 72 | import static java.util.stream.Collectors.collectingAndThen; |
| 73 | import static java.util.stream.Collectors.groupingBy; |
| 74 | import static java.util.stream.Collectors.mapping; |
| 75 | import static java.util.stream.Collectors.toSet; |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 76 | import static org.onlab.util.Tools.groupedThreads; |
| 77 | import static org.opencord.olt.impl.OsgiPropertyConstants.DELETE_METERS; |
| 78 | import static org.opencord.olt.impl.OsgiPropertyConstants.DELETE_METERS_DEFAULT; |
| 79 | import static org.slf4j.LoggerFactory.getLogger; |
| 80 | |
| 81 | /** |
| 82 | * Provisions Meters on access devices. |
| 83 | */ |
| 84 | @Component(immediate = true, property = { |
| 85 | DELETE_METERS + ":Boolean=" + DELETE_METERS_DEFAULT, |
| 86 | }) |
| 87 | public class OltMeterService implements AccessDeviceMeterService { |
| 88 | |
| 89 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 90 | protected MeterService meterService; |
| 91 | |
| 92 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 93 | protected CoreService coreService; |
| 94 | |
| 95 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 96 | protected ComponentConfigService componentConfigService; |
| 97 | |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 98 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 99 | protected StorageService storageService; |
| 100 | |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 101 | protected boolean deleteMeters = true; |
| 102 | |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 103 | private ApplicationId appId; |
| 104 | private static final String APP_NAME = "org.opencord.olt"; |
| 105 | |
| 106 | private final MeterListener meterListener = new InternalMeterListener(); |
| 107 | |
| 108 | private final Logger log = getLogger(getClass()); |
| 109 | |
| 110 | protected ExecutorService eventExecutor; |
| 111 | |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 112 | private Map<DeviceId, Set<BandwidthProfileInformation>> pendingMeters; |
| 113 | private Map<DeviceId, Map<MeterKey, AtomicInteger>> pendingRemoveMeters; |
| 114 | ConsistentMultimap<String, MeterKey> bpInfoToMeter; |
Andrea Campanella | 3ce4d28 | 2020-06-09 13:46:58 +0200 | [diff] [blame] | 115 | |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 116 | @Activate |
| 117 | public void activate(ComponentContext context) { |
| 118 | eventExecutor = Executors.newFixedThreadPool(5, groupedThreads("onos/olt", |
| 119 | "events-%d", log)); |
| 120 | appId = coreService.registerApplication(APP_NAME); |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 121 | modified(context); |
| 122 | |
| 123 | KryoNamespace serializer = KryoNamespace.newBuilder() |
| 124 | .register(KryoNamespaces.API) |
| 125 | .register(MeterKey.class) |
| 126 | .build(); |
| 127 | |
| 128 | bpInfoToMeter = storageService.<String, MeterKey>consistentMultimapBuilder() |
| 129 | .withName("volt-bp-info-to-meter") |
| 130 | .withSerializer(Serializer.using(serializer)) |
| 131 | .withApplicationId(appId) |
| 132 | .build(); |
| 133 | |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 134 | meterService.addListener(meterListener); |
| 135 | componentConfigService.registerProperties(getClass()); |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 136 | pendingMeters = Maps.newConcurrentMap(); |
| 137 | pendingRemoveMeters = Maps.newConcurrentMap(); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 138 | log.info("Olt Meter service started"); |
| 139 | } |
| 140 | |
| 141 | @Deactivate |
| 142 | public void deactivate() { |
| 143 | meterService.removeListener(meterListener); |
| 144 | } |
| 145 | |
| 146 | |
| 147 | @Modified |
| 148 | public void modified(ComponentContext context) { |
| 149 | Dictionary<?, ?> properties = context != null ? context.getProperties() : new Properties(); |
| 150 | |
| 151 | Boolean d = Tools.isPropertyEnabled(properties, "deleteMeters"); |
| 152 | if (d != null) { |
| 153 | deleteMeters = d; |
| 154 | } |
| 155 | } |
| 156 | |
| 157 | @Override |
| 158 | public ImmutableMap<String, Collection<MeterKey>> getBpMeterMappings() { |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 159 | return bpInfoToMeter.stream() |
| 160 | .collect(collectingAndThen( |
| 161 | groupingBy(Map.Entry::getKey, mapping(Map.Entry::getValue, toSet())), |
| 162 | ImmutableMap::copyOf)); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 163 | } |
| 164 | |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 165 | void addMeterIdToBpMapping(DeviceId deviceId, MeterId meterId, String bandwidthProfile) { |
Andrea Campanella | 0c3309d | 2020-05-29 01:51:18 -0700 | [diff] [blame] | 166 | log.debug("adding bp {} to meter {} mapping for device {}", |
| 167 | bandwidthProfile, meterId, deviceId); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 168 | bpInfoToMeter.put(bandwidthProfile, MeterKey.key(deviceId, meterId)); |
| 169 | } |
| 170 | |
| 171 | @Override |
| 172 | public MeterId getMeterIdFromBpMapping(DeviceId deviceId, String bandwidthProfile) { |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 173 | if (bpInfoToMeter.get(bandwidthProfile).value().isEmpty()) { |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 174 | log.warn("Bandwidth Profile '{}' is not currently mapped to a meter", |
| 175 | bandwidthProfile); |
| 176 | return null; |
| 177 | } |
| 178 | |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 179 | Optional<? extends MeterKey> meterKeyForDevice = bpInfoToMeter.get(bandwidthProfile).value() |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 180 | .stream() |
| 181 | .filter(meterKey -> meterKey.deviceId().equals(deviceId)) |
| 182 | .findFirst(); |
| 183 | if (meterKeyForDevice.isPresent()) { |
| 184 | log.debug("Found meter {} for bandwidth profile {}", |
| 185 | meterKeyForDevice.get().meterId(), bandwidthProfile); |
| 186 | return meterKeyForDevice.get().meterId(); |
| 187 | } else { |
Andrea Campanella | 0c3309d | 2020-05-29 01:51:18 -0700 | [diff] [blame] | 188 | log.warn("Bandwidth Profile '{}' is not currently mapped to a meter in {}", |
| 189 | bandwidthProfile, bpInfoToMeter.get(bandwidthProfile).value()); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 190 | return null; |
| 191 | } |
| 192 | } |
| 193 | |
| 194 | @Override |
| 195 | public ImmutableSet<MeterKey> getProgMeters() { |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 196 | return bpInfoToMeter.stream() |
| 197 | .map(Map.Entry::getValue) |
| 198 | .collect(ImmutableSet.toImmutableSet()); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 199 | } |
| 200 | |
| 201 | @Override |
| 202 | public MeterId createMeter(DeviceId deviceId, BandwidthProfileInformation bpInfo, |
| 203 | CompletableFuture<Object> meterFuture) { |
Andrea Campanella | 3ce4d28 | 2020-06-09 13:46:58 +0200 | [diff] [blame] | 204 | log.debug("Installing meter on {} for {}", deviceId, bpInfo); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 205 | if (bpInfo == null) { |
| 206 | log.warn("Requested bandwidth profile information is NULL"); |
| 207 | meterFuture.complete(ObjectiveError.BADPARAMS); |
| 208 | return null; |
| 209 | } |
| 210 | |
| 211 | MeterId meterId = getMeterIdFromBpMapping(deviceId, bpInfo.id()); |
| 212 | if (meterId != null) { |
| 213 | log.debug("Meter {} was previously created for bp {}", meterId, bpInfo.id()); |
| 214 | meterFuture.complete(null); |
| 215 | return meterId; |
| 216 | } |
| 217 | |
| 218 | List<Band> meterBands = createMeterBands(bpInfo); |
| 219 | |
| 220 | final AtomicReference<MeterId> meterIdRef = new AtomicReference<>(); |
| 221 | MeterRequest meterRequest = DefaultMeterRequest.builder() |
| 222 | .withBands(meterBands) |
| 223 | .withUnit(Meter.Unit.KB_PER_SEC) |
| 224 | .withContext(new MeterContext() { |
| 225 | @Override |
| 226 | public void onSuccess(MeterRequest op) { |
Andrea Campanella | 0c3309d | 2020-05-29 01:51:18 -0700 | [diff] [blame] | 227 | log.debug("Meter {} is installed on the device {}", |
Andrea Campanella | 3ce4d28 | 2020-06-09 13:46:58 +0200 | [diff] [blame] | 228 | meterIdRef.get(), deviceId); |
Andrea Campanella | 0c3309d | 2020-05-29 01:51:18 -0700 | [diff] [blame] | 229 | addMeterIdToBpMapping(deviceId, meterIdRef.get(), bpInfo.id()); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 230 | meterFuture.complete(null); |
| 231 | } |
| 232 | |
| 233 | @Override |
| 234 | public void onError(MeterRequest op, MeterFailReason reason) { |
Andrea Campanella | c727a37 | 2020-06-09 17:34:38 +0200 | [diff] [blame] | 235 | log.error("Failed installing meter {} on {} for {}", |
| 236 | meterIdRef.get(), deviceId, bpInfo.id()); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 237 | bpInfoToMeter.remove(bpInfo.id(), |
| 238 | MeterKey.key(deviceId, meterIdRef.get())); |
| 239 | meterFuture.complete(reason); |
| 240 | } |
| 241 | }) |
| 242 | .forDevice(deviceId) |
| 243 | .fromApp(appId) |
| 244 | .burst() |
| 245 | .add(); |
| 246 | |
| 247 | Meter meter = meterService.submit(meterRequest); |
| 248 | meterIdRef.set(meter.id()); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 249 | log.info("Meter is created. Meter Id {}", meter.id()); |
| 250 | return meter.id(); |
| 251 | } |
| 252 | |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 253 | @Override |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 254 | public void addToPendingMeters(DeviceId deviceId, BandwidthProfileInformation bwpInfo) { |
| 255 | if (deviceId == null) { |
| 256 | return; |
| 257 | } |
| 258 | pendingMeters.compute(deviceId, (id, bwps) -> { |
| 259 | if (bwps == null) { |
| 260 | bwps = new HashSet<>(); |
| 261 | } |
| 262 | bwps.add(bwpInfo); |
| 263 | return bwps; |
| 264 | }); |
Andrea Campanella | 3ce4d28 | 2020-06-09 13:46:58 +0200 | [diff] [blame] | 265 | } |
| 266 | |
| 267 | @Override |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 268 | public void removeFromPendingMeters(DeviceId deviceId, BandwidthProfileInformation bwpInfo) { |
| 269 | if (deviceId == null) { |
| 270 | return; |
| 271 | } |
| 272 | pendingMeters.computeIfPresent(deviceId, (id, bwps) -> { |
| 273 | bwps.remove(bwpInfo); |
| 274 | return bwps; |
| 275 | }); |
Andrea Campanella | 3ce4d28 | 2020-06-09 13:46:58 +0200 | [diff] [blame] | 276 | } |
| 277 | |
| 278 | @Override |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 279 | public boolean isMeterPending(DeviceId deviceId, BandwidthProfileInformation bwpInfo) { |
| 280 | if (!pendingMeters.containsKey(deviceId)) { |
| 281 | return false; |
| 282 | } |
| 283 | return pendingMeters.get(deviceId).contains(bwpInfo); |
Andrea Campanella | 3ce4d28 | 2020-06-09 13:46:58 +0200 | [diff] [blame] | 284 | } |
| 285 | |
| 286 | @Override |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 287 | public void clearMeters(DeviceId deviceId) { |
Andrea Campanella | 65487ba | 2020-06-17 11:31:30 +0200 | [diff] [blame] | 288 | log.debug("Removing all meters for device {}", deviceId); |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 289 | clearDeviceState(deviceId); |
Andrea Campanella | 65487ba | 2020-06-17 11:31:30 +0200 | [diff] [blame] | 290 | meterService.purgeMeters(deviceId); |
Jonathan Hart | 4f178fa | 2020-02-03 10:46:01 -0800 | [diff] [blame] | 291 | } |
| 292 | |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 293 | @Override |
| 294 | public void clearDeviceState(DeviceId deviceId) { |
| 295 | log.info("Clearing local device state for {}", deviceId); |
| 296 | pendingRemoveMeters.remove(deviceId); |
| 297 | removeMetersFromBpMapping(deviceId); |
| 298 | //Following call handles cornercase of OLT delete during meter provisioning |
| 299 | pendingMeters.remove(deviceId); |
| 300 | } |
| 301 | |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 302 | private List<Band> createMeterBands(BandwidthProfileInformation bpInfo) { |
| 303 | List<Band> meterBands = new ArrayList<>(); |
| 304 | |
| 305 | meterBands.add(createMeterBand(bpInfo.committedInformationRate(), bpInfo.committedBurstSize())); |
| 306 | meterBands.add(createMeterBand(bpInfo.exceededInformationRate(), bpInfo.exceededBurstSize())); |
| 307 | meterBands.add(createMeterBand(bpInfo.assuredInformationRate(), 0L)); |
| 308 | |
| 309 | return meterBands; |
| 310 | } |
| 311 | |
| 312 | private Band createMeterBand(long rate, Long burst) { |
| 313 | return DefaultBand.builder() |
| 314 | .withRate(rate) //already Kbps |
| 315 | .burstSize(burst) // already Kbits |
| 316 | .ofType(Band.Type.DROP) // no matter |
| 317 | .build(); |
| 318 | } |
| 319 | |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 320 | private void removeMeterFromBpMapping(MeterKey meterKey) { |
| 321 | List<Map.Entry<String, MeterKey>> meters = bpInfoToMeter.stream() |
| 322 | .filter(e -> e.getValue().equals(meterKey)) |
| 323 | .collect(Collectors.toList()); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 324 | |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 325 | meters.forEach(e -> bpInfoToMeter.remove(e.getKey(), e.getValue())); |
| 326 | } |
| 327 | |
| 328 | private void removeMetersFromBpMapping(DeviceId deviceId) { |
| 329 | List<Map.Entry<String, MeterKey>> meters = bpInfoToMeter.stream() |
| 330 | .filter(e -> e.getValue().deviceId().equals(deviceId)) |
| 331 | .collect(Collectors.toList()); |
| 332 | |
| 333 | meters.forEach(e -> bpInfoToMeter.remove(e.getKey(), e.getValue())); |
| 334 | } |
| 335 | |
| 336 | private class InternalMeterListener implements MeterListener { |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 337 | |
| 338 | @Override |
| 339 | public void event(MeterEvent meterEvent) { |
| 340 | eventExecutor.execute(() -> { |
| 341 | Meter meter = meterEvent.subject(); |
| 342 | if (meter == null) { |
| 343 | log.error("Meter in event {} is null", meterEvent); |
| 344 | return; |
| 345 | } |
| 346 | MeterKey key = MeterKey.key(meter.deviceId(), meter.id()); |
| 347 | if (deleteMeters && MeterEvent.Type.METER_REFERENCE_COUNT_ZERO.equals(meterEvent.type())) { |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 348 | log.info("Zero Count Meter Event is received. Meter is {} on {}", |
| 349 | meter.id(), meter.deviceId()); |
| 350 | incrementMeterCount(meter.deviceId(), key); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 351 | |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 352 | if (appId.equals(meter.appId()) && pendingRemoveMeters.get(meter.deviceId()) |
| 353 | .get(key).get() == 3) { |
| 354 | log.info("Deleting unreferenced, no longer programmed Meter {} on {}", |
| 355 | meter.id(), meter.deviceId()); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 356 | deleteMeter(meter.deviceId(), meter.id()); |
| 357 | } |
| 358 | } |
| 359 | if (MeterEvent.Type.METER_REMOVED.equals(meterEvent.type())) { |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 360 | log.info("Meter Removed Event is received for {} on {}", |
| 361 | meter.id(), meter.deviceId()); |
| 362 | pendingRemoveMeters.computeIfPresent(meter.deviceId(), |
| 363 | (id, meters) -> { |
| 364 | if (meters.get(key) == null) { |
| 365 | log.info("Meters is not pending " + |
| 366 | "{} on {}", key, id); |
| 367 | return meters; |
| 368 | } |
| 369 | meters.remove(key); |
| 370 | return meters; |
| 371 | }); |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 372 | removeMeterFromBpMapping(key); |
| 373 | } |
| 374 | }); |
| 375 | } |
| 376 | |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 377 | private void incrementMeterCount(DeviceId deviceId, MeterKey key) { |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 378 | if (key == null) { |
| 379 | return; |
| 380 | } |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 381 | pendingRemoveMeters.compute(deviceId, |
| 382 | (id, meters) -> { |
| 383 | if (meters == null) { |
| 384 | meters = new HashMap<>(); |
| 385 | |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 386 | } |
Andrea Campanella | 600d2e2 | 2020-06-22 11:00:31 +0200 | [diff] [blame^] | 387 | if (meters.get(key) == null) { |
| 388 | meters.put(key, new AtomicInteger(1)); |
| 389 | } |
| 390 | meters.get(key).addAndGet(1); |
| 391 | return meters; |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 392 | }); |
| 393 | } |
| 394 | |
| 395 | private void deleteMeter(DeviceId deviceId, MeterId meterId) { |
| 396 | Meter meter = meterService.getMeter(deviceId, meterId); |
| 397 | if (meter != null) { |
| 398 | MeterRequest meterRequest = DefaultMeterRequest.builder() |
| 399 | .withBands(meter.bands()) |
| 400 | .withUnit(meter.unit()) |
| 401 | .forDevice(deviceId) |
| 402 | .fromApp(appId) |
| 403 | .burst() |
| 404 | .remove(); |
| 405 | |
| 406 | meterService.withdraw(meterRequest, meterId); |
| 407 | } |
| 408 | } |
Andrea Campanella | cbbb795 | 2019-11-25 06:38:41 +0000 | [diff] [blame] | 409 | } |
| 410 | } |