Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | 0a4e674 | 2016-09-15 23:03:10 -0700 | [diff] [blame^] | 2 | * Copyright 2016-present Open Networking Laboratory |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [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 | |
| 17 | package org.onosproject.provider.bmv2.device.impl; |
| 18 | |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 19 | import com.google.common.collect.Maps; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 20 | import org.apache.felix.scr.annotations.Component; |
| 21 | import org.apache.felix.scr.annotations.Reference; |
| 22 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 23 | import org.onlab.util.SharedScheduledExecutors; |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 24 | import org.onosproject.bmv2.api.runtime.Bmv2Device; |
Carmelo Cascone | 442a962 | 2016-05-03 11:16:20 -0700 | [diff] [blame] | 25 | import org.onosproject.bmv2.api.runtime.Bmv2RuntimeException; |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 26 | import org.onosproject.bmv2.api.service.Bmv2Controller; |
| 27 | import org.onosproject.bmv2.api.service.Bmv2DeviceContextService; |
| 28 | import org.onosproject.bmv2.api.service.Bmv2DeviceListener; |
Carmelo Cascone | ee4cd7e | 2016-06-16 18:28:43 -0700 | [diff] [blame] | 29 | import org.onosproject.bmv2.api.service.Bmv2TableEntryService; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 30 | import org.onosproject.common.net.AbstractDeviceProvider; |
| 31 | import org.onosproject.core.ApplicationId; |
| 32 | import org.onosproject.core.CoreService; |
| 33 | import org.onosproject.incubator.net.config.basics.ConfigException; |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 34 | import org.onosproject.mastership.MastershipService; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 35 | import org.onosproject.net.Device; |
| 36 | import org.onosproject.net.DeviceId; |
| 37 | import org.onosproject.net.MastershipRole; |
| 38 | import org.onosproject.net.PortNumber; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 39 | import org.onosproject.net.config.ConfigFactory; |
| 40 | import org.onosproject.net.config.NetworkConfigEvent; |
| 41 | import org.onosproject.net.config.NetworkConfigListener; |
| 42 | import org.onosproject.net.config.NetworkConfigRegistry; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 43 | import org.onosproject.net.device.DeviceDescription; |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 44 | import org.onosproject.net.device.DeviceDescriptionDiscovery; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 45 | import org.onosproject.net.device.DeviceService; |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 46 | import org.onosproject.net.device.PortDescription; |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 47 | import org.onosproject.net.device.PortStatistics; |
| 48 | import org.onosproject.net.driver.DefaultDriverData; |
| 49 | import org.onosproject.net.driver.DefaultDriverHandler; |
| 50 | import org.onosproject.net.driver.Driver; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 51 | import org.onosproject.net.provider.ProviderId; |
| 52 | import org.slf4j.Logger; |
| 53 | |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 54 | import java.util.Collection; |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 55 | import java.util.List; |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 56 | import java.util.Map; |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 57 | import java.util.Objects; |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 58 | import java.util.concurrent.ConcurrentMap; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 59 | import java.util.concurrent.ExecutorService; |
| 60 | import java.util.concurrent.Executors; |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 61 | import java.util.concurrent.ScheduledExecutorService; |
| 62 | import java.util.concurrent.ScheduledFuture; |
| 63 | import java.util.concurrent.locks.Lock; |
| 64 | import java.util.concurrent.locks.ReentrantLock; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 65 | |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 66 | import static java.util.concurrent.TimeUnit.MILLISECONDS; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 67 | import static org.onlab.util.Tools.groupedThreads; |
Carmelo Cascone | 442a962 | 2016-05-03 11:16:20 -0700 | [diff] [blame] | 68 | import static org.onosproject.bmv2.api.runtime.Bmv2Device.*; |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 69 | import static org.onosproject.net.Device.Type.SWITCH; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 70 | import static org.onosproject.net.config.basics.SubjectFactories.APP_SUBJECT_FACTORY; |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 71 | import static org.onosproject.provider.bmv2.device.impl.Bmv2PortStatisticsGetter.getPortStatistics; |
| 72 | import static org.onosproject.provider.bmv2.device.impl.Bmv2PortStatisticsGetter.initCounters; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 73 | import static org.slf4j.LoggerFactory.getLogger; |
| 74 | |
| 75 | /** |
| 76 | * BMv2 device provider. |
| 77 | */ |
| 78 | @Component(immediate = true) |
| 79 | public class Bmv2DeviceProvider extends AbstractDeviceProvider { |
| 80 | |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 81 | private static final String APP_NAME = "org.onosproject.bmv2"; |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 82 | |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 83 | private static final int POLL_PERIOD = 5_000; // milliseconds |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 84 | |
| 85 | private final Logger log = getLogger(this.getClass()); |
| 86 | |
| 87 | private final ExecutorService executorService = Executors |
| 88 | .newFixedThreadPool(16, groupedThreads("onos/bmv2", "device-discovery", log)); |
| 89 | |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 90 | private final ScheduledExecutorService scheduledExecutorService = SharedScheduledExecutors.getPoolThreadExecutor(); |
| 91 | |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 92 | private final NetworkConfigListener cfgListener = new InternalNetworkConfigListener(); |
| 93 | |
| 94 | private final ConfigFactory cfgFactory = new InternalConfigFactory(); |
| 95 | |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 96 | private final Map<DeviceId, DeviceDescription> lastDescriptions = Maps.newHashMap(); |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 97 | |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 98 | private final ConcurrentMap<DeviceId, Lock> deviceLocks = Maps.newConcurrentMap(); |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 99 | |
| 100 | private final InternalDeviceListener deviceListener = new InternalDeviceListener(); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 101 | |
| 102 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 103 | protected NetworkConfigRegistry netCfgService; |
| 104 | |
| 105 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 106 | protected CoreService coreService; |
| 107 | |
| 108 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 109 | protected DeviceService deviceService; |
| 110 | |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 111 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 112 | protected MastershipService mastershipService; |
| 113 | |
| 114 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 115 | protected Bmv2Controller controller; |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 116 | |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 117 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 118 | protected Bmv2DeviceContextService contextService; |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 119 | |
Carmelo Cascone | ee4cd7e | 2016-06-16 18:28:43 -0700 | [diff] [blame] | 120 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 121 | protected Bmv2TableEntryService tableEntryService; |
| 122 | |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 123 | private ApplicationId appId; |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 124 | private ScheduledFuture<?> poller; |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 125 | |
| 126 | /** |
| 127 | * Creates a Bmv2 device provider with the supplied identifier. |
| 128 | */ |
| 129 | public Bmv2DeviceProvider() { |
| 130 | super(new ProviderId("bmv2", "org.onosproject.provider.device")); |
| 131 | } |
| 132 | |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 133 | @Override |
| 134 | protected void activate() { |
| 135 | appId = coreService.registerApplication(APP_NAME); |
| 136 | netCfgService.registerConfigFactory(cfgFactory); |
| 137 | netCfgService.addListener(cfgListener); |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 138 | controller.addDeviceListener(deviceListener); |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 139 | if (poller != null) { |
| 140 | poller.cancel(false); |
| 141 | } |
| 142 | poller = scheduledExecutorService.scheduleAtFixedRate(this::pollDevices, 1_000, POLL_PERIOD, MILLISECONDS); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 143 | super.activate(); |
| 144 | } |
| 145 | |
| 146 | @Override |
| 147 | protected void deactivate() { |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 148 | if (poller != null) { |
| 149 | poller.cancel(false); |
| 150 | } |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 151 | controller.removeDeviceListener(deviceListener); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 152 | try { |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 153 | lastDescriptions.forEach((did, value) -> { |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 154 | executorService.execute(() -> disconnectDevice(did)); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 155 | }); |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 156 | executorService.awaitTermination(1000, MILLISECONDS); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 157 | } catch (InterruptedException e) { |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 158 | log.error("Device discovery threads did not terminate"); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 159 | } |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 160 | executorService.shutdownNow(); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 161 | netCfgService.unregisterConfigFactory(cfgFactory); |
| 162 | netCfgService.removeListener(cfgListener); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 163 | super.deactivate(); |
| 164 | } |
| 165 | |
| 166 | @Override |
| 167 | public void triggerProbe(DeviceId deviceId) { |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 168 | // Asynchronously trigger probe task. |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 169 | executorService.execute(() -> executeProbe(deviceId)); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 170 | } |
| 171 | |
| 172 | private void executeProbe(DeviceId did) { |
| 173 | boolean reachable = isReachable(did); |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 174 | log.debug("Probed device: id={}, reachable={}", did.toString(), reachable); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 175 | if (reachable) { |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 176 | discoverDevice(did); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 177 | } else { |
| 178 | disconnectDevice(did); |
| 179 | } |
| 180 | } |
| 181 | |
| 182 | @Override |
| 183 | public void roleChanged(DeviceId deviceId, MastershipRole newRole) { |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 184 | log.debug("roleChanged() is not yet implemented"); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 185 | // TODO: implement mastership handling |
| 186 | } |
| 187 | |
| 188 | @Override |
| 189 | public boolean isReachable(DeviceId deviceId) { |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 190 | return controller.isReacheable(deviceId); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 191 | } |
| 192 | |
| 193 | @Override |
| 194 | public void changePortState(DeviceId deviceId, PortNumber portNumber, boolean enable) { |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 195 | log.warn("changePortState() not supported"); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 196 | } |
| 197 | |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 198 | private void discoverDevice(DeviceId did) { |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 199 | // Serialize discovery for the same device. |
| 200 | Lock lock = deviceLocks.computeIfAbsent(did, k -> new ReentrantLock()); |
| 201 | lock.lock(); |
| 202 | try { |
| 203 | log.debug("Starting device discovery... deviceId={}", did); |
| 204 | |
| 205 | if (contextService.getContext(did) == null) { |
| 206 | // Device is a first timer. |
| 207 | log.info("Setting DEFAULT context for {}", did); |
| 208 | // It is important to do this before creating the device in the core |
| 209 | // so other services won't find a null context. |
| 210 | contextService.setDefaultContext(did); |
| 211 | // Abort discovery, we'll receive a new hello once the swap has been performed. |
| 212 | return; |
| 213 | } |
| 214 | |
| 215 | DeviceDescription lastDescription = lastDescriptions.get(did); |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 216 | DeviceDescription thisDescription = getDeviceDescription(did); |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 217 | |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 218 | if (thisDescription != null) { |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 219 | boolean descriptionChanged = lastDescription == null || |
| 220 | (!Objects.equals(thisDescription, lastDescription) || |
| 221 | !Objects.equals(thisDescription.annotations(), lastDescription.annotations())); |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 222 | if (descriptionChanged || !deviceService.isAvailable(did)) { |
Carmelo Cascone | fbc577b | 2016-06-17 23:19:09 -0700 | [diff] [blame] | 223 | resetDeviceState(did); |
| 224 | initPortCounters(did); |
| 225 | providerService.deviceConnected(did, thisDescription); |
| 226 | updatePortsAndStats(did); |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 227 | } |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 228 | lastDescriptions.put(did, thisDescription); |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 229 | } else { |
| 230 | log.warn("Unable to get device description for {}", did); |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 231 | lastDescriptions.put(did, lastDescription); |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 232 | } |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 233 | } finally { |
| 234 | lock.unlock(); |
| 235 | } |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 236 | } |
| 237 | |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 238 | private DeviceDescription getDeviceDescription(DeviceId did) { |
| 239 | Device device = deviceService.getDevice(did); |
| 240 | DeviceDescriptionDiscovery discovery = null; |
| 241 | if (device == null) { |
| 242 | // Device not yet in the core. Manually get a driver. |
| 243 | Driver driver = driverService.getDriver(MANUFACTURER, HW_VERSION, SW_VERSION); |
| 244 | if (driver.hasBehaviour(DeviceDescriptionDiscovery.class)) { |
| 245 | discovery = driver.createBehaviour(new DefaultDriverHandler(new DefaultDriverData(driver, did)), |
| 246 | DeviceDescriptionDiscovery.class); |
| 247 | } |
| 248 | } else if (device.is(DeviceDescriptionDiscovery.class)) { |
| 249 | discovery = device.as(DeviceDescriptionDiscovery.class); |
| 250 | } |
| 251 | if (discovery == null) { |
| 252 | log.warn("No DeviceDescriptionDiscovery behavior for device {}", did); |
| 253 | return null; |
| 254 | } else { |
| 255 | return discovery.discoverDeviceDetails(); |
Carmelo Cascone | a2f510e | 2016-05-03 18:36:45 -0700 | [diff] [blame] | 256 | } |
| 257 | } |
| 258 | |
| 259 | private void resetDeviceState(DeviceId did) { |
| 260 | try { |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 261 | controller.getAgent(did).resetState(); |
Carmelo Cascone | ee4cd7e | 2016-06-16 18:28:43 -0700 | [diff] [blame] | 262 | // Tables emptied. Reset all bindings. |
| 263 | tableEntryService.unbindAll(did); |
Carmelo Cascone | a2f510e | 2016-05-03 18:36:45 -0700 | [diff] [blame] | 264 | } catch (Bmv2RuntimeException e) { |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 265 | log.warn("Unable to reset {}: {}", did, e.toString()); |
Carmelo Cascone | 442a962 | 2016-05-03 11:16:20 -0700 | [diff] [blame] | 266 | } |
| 267 | } |
| 268 | |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 269 | private void initPortCounters(DeviceId did) { |
| 270 | try { |
| 271 | initCounters(controller.getAgent(did)); |
| 272 | } catch (Bmv2RuntimeException e) { |
| 273 | log.warn("Unable to init counter on {}: {}", did, e.explain()); |
| 274 | } |
| 275 | } |
| 276 | |
| 277 | private void updatePortsAndStats(DeviceId did) { |
Carmelo Cascone | 442a962 | 2016-05-03 11:16:20 -0700 | [diff] [blame] | 278 | Device device = deviceService.getDevice(did); |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 279 | if (device.is(DeviceDescriptionDiscovery.class)) { |
| 280 | DeviceDescriptionDiscovery discovery = device.as(DeviceDescriptionDiscovery.class); |
| 281 | List<PortDescription> portDescriptions = discovery.discoverPortDetails(); |
| 282 | if (portDescriptions != null) { |
| 283 | providerService.updatePorts(did, portDescriptions); |
| 284 | } |
Carmelo Cascone | 442a962 | 2016-05-03 11:16:20 -0700 | [diff] [blame] | 285 | } else { |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 286 | log.warn("No DeviceDescriptionDiscovery behavior for device {}", did); |
| 287 | } |
| 288 | try { |
| 289 | Collection<PortStatistics> portStats = getPortStatistics(controller.getAgent(did), |
| 290 | deviceService.getPorts(did)); |
| 291 | providerService.updatePortStatistics(did, portStats); |
| 292 | } catch (Bmv2RuntimeException e) { |
| 293 | log.warn("Unable to get port statistics for {}: {}", did, e.explain()); |
Carmelo Cascone | 442a962 | 2016-05-03 11:16:20 -0700 | [diff] [blame] | 294 | } |
| 295 | } |
| 296 | |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 297 | private void disconnectDevice(DeviceId did) { |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 298 | log.debug("Disconnecting device from core... deviceId={}", did); |
| 299 | providerService.deviceDisconnected(did); |
| 300 | lastDescriptions.remove(did); |
| 301 | } |
| 302 | |
| 303 | private void pollDevices() { |
| 304 | for (Device device: deviceService.getAvailableDevices(SWITCH)) { |
| 305 | if (device.id().uri().getScheme().equals(SCHEME) && |
| 306 | mastershipService.isLocalMaster(device.id())) { |
| 307 | executorService.execute(() -> pollingTask(device.id())); |
| 308 | } |
Carmelo Cascone | 6256d01 | 2016-06-17 13:49:52 -0700 | [diff] [blame] | 309 | } |
Carmelo Cascone | 62f1e1e | 2016-06-22 01:43:49 -0700 | [diff] [blame] | 310 | } |
| 311 | |
| 312 | private void pollingTask(DeviceId deviceId) { |
| 313 | log.debug("Polling device {}...", deviceId); |
| 314 | if (isReachable(deviceId)) { |
| 315 | updatePortsAndStats(deviceId); |
| 316 | } else { |
| 317 | disconnectDevice(deviceId); |
| 318 | } |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 319 | } |
| 320 | |
| 321 | /** |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 322 | * Internal net-cfg config factory. |
| 323 | */ |
| 324 | private class InternalConfigFactory extends ConfigFactory<ApplicationId, Bmv2ProviderConfig> { |
| 325 | |
| 326 | InternalConfigFactory() { |
| 327 | super(APP_SUBJECT_FACTORY, Bmv2ProviderConfig.class, "devices", true); |
| 328 | } |
| 329 | |
| 330 | @Override |
| 331 | public Bmv2ProviderConfig createConfig() { |
| 332 | return new Bmv2ProviderConfig(); |
| 333 | } |
| 334 | } |
| 335 | |
| 336 | /** |
| 337 | * Internal net-cfg event listener. |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 338 | */ |
| 339 | private class InternalNetworkConfigListener implements NetworkConfigListener { |
| 340 | |
| 341 | @Override |
| 342 | public void event(NetworkConfigEvent event) { |
| 343 | Bmv2ProviderConfig cfg = netCfgService.getConfig(appId, Bmv2ProviderConfig.class); |
| 344 | if (cfg != null) { |
| 345 | try { |
| 346 | cfg.getDevicesInfo().stream().forEach(info -> { |
Carmelo Cascone | c18e82c | 2016-06-16 14:22:36 -0700 | [diff] [blame] | 347 | // FIXME: require also bmv2 internal device id from net-cfg (now is default 0) |
Carmelo Cascone | c0fbbee | 2016-04-27 18:03:36 -0700 | [diff] [blame] | 348 | Bmv2Device bmv2Device = new Bmv2Device(info.ip().toString(), info.port(), 0); |
| 349 | triggerProbe(bmv2Device.asDeviceId()); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 350 | }); |
| 351 | } catch (ConfigException e) { |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 352 | log.error("Unable to read config: " + e); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 353 | } |
| 354 | } else { |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 355 | log.error("Unable to read config (was null)"); |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 356 | } |
| 357 | } |
| 358 | |
| 359 | @Override |
| 360 | public boolean isRelevant(NetworkConfigEvent event) { |
| 361 | return event.configClass().equals(Bmv2ProviderConfig.class) && |
| 362 | (event.type() == NetworkConfigEvent.Type.CONFIG_ADDED || |
| 363 | event.type() == NetworkConfigEvent.Type.CONFIG_UPDATED); |
| 364 | } |
| 365 | } |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 366 | |
| 367 | /** |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 368 | * Listener triggered by the BMv2 controller each time a hello message is received. |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 369 | */ |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 370 | private class InternalDeviceListener implements Bmv2DeviceListener { |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 371 | @Override |
Carmelo Cascone | 0831efb | 2016-05-31 14:50:19 -0700 | [diff] [blame] | 372 | public void handleHello(Bmv2Device device, int instanceId, String jsonConfigMd5) { |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 373 | log.debug("Received hello from {}", device); |
Carmelo Cascone | c0fbbee | 2016-04-27 18:03:36 -0700 | [diff] [blame] | 374 | triggerProbe(device.asDeviceId()); |
Carmelo Cascone | 5fa651e | 2016-04-27 17:35:57 -0700 | [diff] [blame] | 375 | } |
| 376 | } |
Carmelo Cascone | 3bb71c1 | 2016-04-06 21:30:44 -0700 | [diff] [blame] | 377 | } |