Jonathan Hart | aa38097 | 2014-04-03 10:24:46 -0700 | [diff] [blame] | 1 | package net.onrc.onos.core.intent.runtime; |
Toshio Koide | 4f30873 | 2014-02-18 15:19:48 -0800 | [diff] [blame] | 2 | |
| 3 | import java.util.ArrayList; |
| 4 | import java.util.Collection; |
| 5 | import java.util.HashMap; |
Toshio Koide | 798bc1b | 2014-02-20 14:02:40 -0800 | [diff] [blame] | 6 | import java.util.HashSet; |
Toshio Koide | df2eab9 | 2014-02-20 11:24:59 -0800 | [diff] [blame] | 7 | import java.util.Iterator; |
Toshio Koide | bf87566 | 2014-02-24 12:19:15 -0800 | [diff] [blame] | 8 | import java.util.LinkedList; |
Toshio Koide | 4f30873 | 2014-02-18 15:19:48 -0800 | [diff] [blame] | 9 | import java.util.Map; |
Toshio Koide | 066506e | 2014-02-20 19:52:09 -0800 | [diff] [blame] | 10 | import java.util.Map.Entry; |
TeruU | f911165 | 2014-05-14 23:10:35 -0700 | [diff] [blame] | 11 | import java.util.Set; |
| 12 | import java.util.concurrent.ConcurrentHashMap; |
Toshio Koide | 93be5d6 | 2014-02-23 19:30:57 -0800 | [diff] [blame] | 13 | import java.util.concurrent.locks.ReentrantLock; |
Toshio Koide | 4f30873 | 2014-02-18 15:19:48 -0800 | [diff] [blame] | 14 | |
| 15 | import net.floodlightcontroller.core.module.FloodlightModuleContext; |
| 16 | import net.floodlightcontroller.core.module.FloodlightModuleException; |
| 17 | import net.floodlightcontroller.core.module.IFloodlightModule; |
| 18 | import net.floodlightcontroller.core.module.IFloodlightService; |
Pavlin Radoslavov | 1366905 | 2014-05-13 10:33:39 -0700 | [diff] [blame] | 19 | import net.floodlightcontroller.restserver.IRestApiService; |
Jonathan Hart | 6df9017 | 2014-04-03 10:13:11 -0700 | [diff] [blame] | 20 | import net.onrc.onos.core.datagrid.IDatagridService; |
| 21 | import net.onrc.onos.core.datagrid.IEventChannel; |
| 22 | import net.onrc.onos.core.datagrid.IEventChannelListener; |
Jonathan Hart | aa38097 | 2014-04-03 10:24:46 -0700 | [diff] [blame] | 23 | import net.onrc.onos.core.intent.Intent; |
Jonathan Hart | a99ec67 | 2014-04-03 11:30:34 -0700 | [diff] [blame] | 24 | import net.onrc.onos.core.intent.Intent.IntentState; |
Jonathan Hart | aa38097 | 2014-04-03 10:24:46 -0700 | [diff] [blame] | 25 | import net.onrc.onos.core.intent.IntentMap; |
| 26 | import net.onrc.onos.core.intent.IntentOperation; |
Jonathan Hart | a99ec67 | 2014-04-03 11:30:34 -0700 | [diff] [blame] | 27 | import net.onrc.onos.core.intent.IntentOperation.Operator; |
Jonathan Hart | aa38097 | 2014-04-03 10:24:46 -0700 | [diff] [blame] | 28 | import net.onrc.onos.core.intent.IntentOperationList; |
| 29 | import net.onrc.onos.core.intent.PathIntent; |
| 30 | import net.onrc.onos.core.intent.PathIntentMap; |
| 31 | import net.onrc.onos.core.intent.ShortestPathIntent; |
Pavlin Radoslavov | 1366905 | 2014-05-13 10:33:39 -0700 | [diff] [blame] | 32 | import net.onrc.onos.core.intent.runtime.web.IntentWebRoutable; |
Jonathan Hart | deda0ba | 2014-04-03 11:14:12 -0700 | [diff] [blame] | 33 | import net.onrc.onos.core.registry.IControllerRegistryService; |
Jonathan Hart | 472062d | 2014-04-03 10:56:48 -0700 | [diff] [blame] | 34 | import net.onrc.onos.core.topology.DeviceEvent; |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 35 | import net.onrc.onos.core.topology.ITopologyListener; |
| 36 | import net.onrc.onos.core.topology.ITopologyService; |
Jonathan Hart | 472062d | 2014-04-03 10:56:48 -0700 | [diff] [blame] | 37 | import net.onrc.onos.core.topology.LinkEvent; |
| 38 | import net.onrc.onos.core.topology.PortEvent; |
| 39 | import net.onrc.onos.core.topology.SwitchEvent; |
Toshio Koide | 4f30873 | 2014-02-18 15:19:48 -0800 | [diff] [blame] | 40 | |
Jonathan Hart | a99ec67 | 2014-04-03 11:30:34 -0700 | [diff] [blame] | 41 | import org.slf4j.Logger; |
| 42 | import org.slf4j.LoggerFactory; |
| 43 | |
Toshio Koide | 0c9106d | 2014-02-19 15:26:38 -0800 | [diff] [blame] | 44 | /** |
| 45 | * @author Toshio Koide (t-koide@onlab.us) |
| 46 | */ |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 47 | public class PathCalcRuntimeModule implements IFloodlightModule, IPathCalcRuntimeService, ITopologyListener, IEventChannelListener<Long, IntentStateList> { |
Pavlin Radoslavov | fee8098 | 2014-04-10 12:12:04 -0700 | [diff] [blame] | 48 | static class PerfLog { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 49 | private String step; |
| 50 | private long time; |
Toshio Koide | bf87566 | 2014-02-24 12:19:15 -0800 | [diff] [blame] | 51 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 52 | public PerfLog(String step) { |
| 53 | this.step = step; |
| 54 | this.time = System.nanoTime(); |
| 55 | } |
Toshio Koide | bf87566 | 2014-02-24 12:19:15 -0800 | [diff] [blame] | 56 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 57 | public void logThis() { |
Pavlin Radoslavov | 964f8ae | 2014-04-18 16:44:14 -0700 | [diff] [blame] | 58 | log.debug("Time:{}, Step:{}", time, step); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 59 | } |
| 60 | } |
Toshio Koide | bf87566 | 2014-02-24 12:19:15 -0800 | [diff] [blame] | 61 | |
Pavlin Radoslavov | 53ad5e3 | 2014-04-10 14:24:26 -0700 | [diff] [blame] | 62 | static class PerfLogger { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 63 | private LinkedList<PerfLog> logData = new LinkedList<>(); |
Toshio Koide | bf87566 | 2014-02-24 12:19:15 -0800 | [diff] [blame] | 64 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 65 | public PerfLogger(String logPhase) { |
| 66 | log("start_" + logPhase); |
| 67 | } |
Toshio Koide | bf87566 | 2014-02-24 12:19:15 -0800 | [diff] [blame] | 68 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 69 | public void log(String step) { |
| 70 | logData.add(new PerfLog(step)); |
| 71 | } |
Toshio Koide | 27ffd41 | 2014-02-18 19:15:27 -0800 | [diff] [blame] | 72 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 73 | public void flushLog() { |
| 74 | log("finish"); |
Ray Milkey | 5df613b | 2014-04-15 10:50:56 -0700 | [diff] [blame] | 75 | for (PerfLog perfLog : logData) { |
| 76 | perfLog.logThis(); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 77 | } |
| 78 | logData.clear(); |
| 79 | } |
| 80 | } |
Toshio Koide | 4f30873 | 2014-02-18 15:19:48 -0800 | [diff] [blame] | 81 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 82 | private PathCalcRuntime runtime; |
| 83 | private IDatagridService datagridService; |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 84 | private ITopologyService topologyService; |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 85 | private IntentMap highLevelIntents; |
| 86 | private PathIntentMap pathIntents; |
| 87 | private IControllerRegistryService controllerRegistry; |
| 88 | private PersistIntent persistIntent; |
Pavlin Radoslavov | 1366905 | 2014-05-13 10:33:39 -0700 | [diff] [blame] | 89 | private IRestApiService restApi; |
Toshio Koide | 798bc1b | 2014-02-20 14:02:40 -0800 | [diff] [blame] | 90 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 91 | private IEventChannel<Long, IntentOperationList> opEventChannel; |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame^] | 92 | private final ReentrantLock lock = new ReentrantLock(true); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 93 | private HashSet<LinkEvent> unmatchedLinkEvents = new HashSet<>(); |
TeruU | f911165 | 2014-05-14 23:10:35 -0700 | [diff] [blame] | 94 | private Map<String, Set<Long>> intentInstalledMap = new ConcurrentHashMap<String, Set<Long>>(); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 95 | private static final String INTENT_OP_EVENT_CHANNEL_NAME = "onos.pathintent"; |
| 96 | private static final String INTENT_STATE_EVENT_CHANNEL_NAME = "onos.pathintent_state"; |
| 97 | private static final Logger log = LoggerFactory.getLogger(PathCalcRuntimeModule.class); |
Toshio Koide | a10c037 | 2014-02-20 17:28:10 -0800 | [diff] [blame] | 98 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 99 | // ================================================================================ |
| 100 | // private methods |
| 101 | // ================================================================================ |
| 102 | |
| 103 | private void reroutePaths(Collection<Intent> oldPaths) { |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 104 | if (oldPaths == null || oldPaths.isEmpty()) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 105 | return; |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 106 | } |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 107 | |
| 108 | IntentOperationList reroutingOperation = new IntentOperationList(); |
| 109 | for (Intent intent : oldPaths) { |
| 110 | PathIntent pathIntent = (PathIntent) intent; |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 111 | if (pathIntent.isPathFrozen()) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 112 | continue; |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 113 | } |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 114 | if (pathIntent.getState().equals(IntentState.INST_ACK) && // XXX: path intents in flight |
| 115 | !reroutingOperation.contains(pathIntent.getParentIntent())) { |
| 116 | reroutingOperation.add(Operator.ADD, pathIntent.getParentIntent()); |
| 117 | } |
| 118 | } |
| 119 | executeIntentOperations(reroutingOperation); |
| 120 | } |
Toshio Koide | a94060f | 2014-02-21 22:58:32 -0800 | [diff] [blame] | 121 | |
Toshio Koide | 27ffd41 | 2014-02-18 19:15:27 -0800 | [diff] [blame] | 122 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 123 | // ================================================================================ |
| 124 | // IFloodlightModule implementations |
| 125 | // ================================================================================ |
Toshio Koide | 798bc1b | 2014-02-20 14:02:40 -0800 | [diff] [blame] | 126 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 127 | @Override |
| 128 | public Collection<Class<? extends IFloodlightService>> getModuleServices() { |
| 129 | Collection<Class<? extends IFloodlightService>> l = new ArrayList<>(1); |
| 130 | l.add(IPathCalcRuntimeService.class); |
| 131 | return l; |
| 132 | } |
Toshio Koide | 4f30873 | 2014-02-18 15:19:48 -0800 | [diff] [blame] | 133 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 134 | @Override |
| 135 | public Map<Class<? extends IFloodlightService>, IFloodlightService> getServiceImpls() { |
| 136 | Map<Class<? extends IFloodlightService>, IFloodlightService> m = new HashMap<>(); |
| 137 | m.put(IPathCalcRuntimeService.class, this); |
| 138 | return m; |
| 139 | } |
Toshio Koide | 4f30873 | 2014-02-18 15:19:48 -0800 | [diff] [blame] | 140 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 141 | @Override |
| 142 | public Collection<Class<? extends IFloodlightService>> getModuleDependencies() { |
| 143 | Collection<Class<? extends IFloodlightService>> l = new ArrayList<>(2); |
| 144 | l.add(IDatagridService.class); |
Pavlin Radoslavov | 1366905 | 2014-05-13 10:33:39 -0700 | [diff] [blame] | 145 | l.add(IRestApiService.class); |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 146 | l.add(ITopologyService.class); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 147 | return l; |
| 148 | } |
Toshio Koide | 4f30873 | 2014-02-18 15:19:48 -0800 | [diff] [blame] | 149 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 150 | @Override |
| 151 | public void init(FloodlightModuleContext context) throws FloodlightModuleException { |
| 152 | datagridService = context.getServiceImpl(IDatagridService.class); |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 153 | topologyService = context.getServiceImpl(ITopologyService.class); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 154 | controllerRegistry = context.getServiceImpl(IControllerRegistryService.class); |
Pavlin Radoslavov | 1366905 | 2014-05-13 10:33:39 -0700 | [diff] [blame] | 155 | restApi = context.getServiceImpl(IRestApiService.class); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 156 | } |
Toshio Koide | 4f30873 | 2014-02-18 15:19:48 -0800 | [diff] [blame] | 157 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 158 | @Override |
| 159 | public void startUp(FloodlightModuleContext context) { |
| 160 | highLevelIntents = new IntentMap(); |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 161 | runtime = new PathCalcRuntime(topologyService.getTopology()); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 162 | pathIntents = new PathIntentMap(); |
| 163 | opEventChannel = datagridService.createChannel(INTENT_OP_EVENT_CHANNEL_NAME, Long.class, IntentOperationList.class); |
| 164 | datagridService.addListener(INTENT_STATE_EVENT_CHANNEL_NAME, this, Long.class, IntentStateList.class); |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 165 | topologyService.registerTopologyListener(this); |
Pavlin Radoslavov | 0294e05 | 2014-04-10 13:36:45 -0700 | [diff] [blame] | 166 | persistIntent = new PersistIntent(controllerRegistry); |
Pavlin Radoslavov | 1366905 | 2014-05-13 10:33:39 -0700 | [diff] [blame] | 167 | restApi.addRestletRoutable(new IntentWebRoutable()); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 168 | } |
Toshio Koide | 27ffd41 | 2014-02-18 19:15:27 -0800 | [diff] [blame] | 169 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 170 | // ================================================================================ |
| 171 | // IPathCalcRuntimeService implementations |
| 172 | // ================================================================================ |
Toshio Koide | 798bc1b | 2014-02-20 14:02:40 -0800 | [diff] [blame] | 173 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 174 | @Override |
| 175 | public IntentOperationList executeIntentOperations(IntentOperationList list) { |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame^] | 176 | |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 177 | if (list == null || list.size() == 0) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 178 | return null; |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 179 | } |
Toshio Koide | 275d814 | 2014-02-24 16:41:52 -0800 | [diff] [blame] | 180 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 181 | lock.lock(); // TODO optimize locking using smaller steps |
| 182 | try { |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame^] | 183 | log.trace("lock executeIntentOperations, lock obj is already locked? {}", lock.isLocked()); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 184 | // update the map of high-level intents |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame^] | 185 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 186 | highLevelIntents.executeOperations(list); |
Toshio Koide | df2eab9 | 2014-02-20 11:24:59 -0800 | [diff] [blame] | 187 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 188 | // change states of high-level intents |
| 189 | IntentStateList states = new IntentStateList(); |
| 190 | for (IntentOperation op : list) { |
| 191 | switch (op.operator) { |
| 192 | case ADD: |
| 193 | switch (op.intent.getState()) { |
| 194 | case CREATED: |
| 195 | states.put(op.intent.getId(), IntentState.INST_REQ); |
| 196 | break; |
| 197 | case INST_ACK: |
| 198 | states.put(op.intent.getId(), IntentState.REROUTE_REQ); |
| 199 | break; |
| 200 | default: |
| 201 | break; |
| 202 | } |
| 203 | break; |
| 204 | case REMOVE: |
| 205 | switch (op.intent.getState()) { |
| 206 | case CREATED: |
| 207 | states.put(op.intent.getId(), IntentState.DEL_REQ); |
| 208 | break; |
| 209 | default: |
| 210 | break; |
| 211 | } |
| 212 | break; |
| 213 | default: |
| 214 | break; |
| 215 | } |
| 216 | } |
| 217 | highLevelIntents.changeStates(states); |
Toshio Koide | df2eab9 | 2014-02-20 11:24:59 -0800 | [diff] [blame] | 218 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 219 | // calculate path-intents (low-level operations) |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 220 | IntentOperationList pathIntentOperations = runtime.calcPathIntents(list, highLevelIntents, pathIntents); |
Toshio Koide | 600ae5f | 2014-02-20 18:42:00 -0800 | [diff] [blame] | 221 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 222 | // persist calculated low-level operations into data store |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 223 | long key = persistIntent.getKey(); |
| 224 | persistIntent.persistIfLeader(key, pathIntentOperations); |
Toshio Koide | 93be5d6 | 2014-02-23 19:30:57 -0800 | [diff] [blame] | 225 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 226 | // remove error-intents and reflect them to high-level intents |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 227 | states.clear(); |
| 228 | Iterator<IntentOperation> i = pathIntentOperations.iterator(); |
| 229 | while (i.hasNext()) { |
| 230 | IntentOperation op = i.next(); |
| 231 | if (op.operator.equals(Operator.ERROR)) { |
| 232 | states.put(op.intent.getId(), IntentState.INST_NACK); |
| 233 | i.remove(); |
| 234 | } |
| 235 | } |
| 236 | highLevelIntents.changeStates(states); |
Toshio Koide | a94060f | 2014-02-21 22:58:32 -0800 | [diff] [blame] | 237 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 238 | // update the map of path intents and publish the path operations |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 239 | pathIntents.executeOperations(pathIntentOperations); |
Toshio Koide | 93be5d6 | 2014-02-23 19:30:57 -0800 | [diff] [blame] | 240 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 241 | // XXX Demo special: add a complete path to remove operation |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 242 | for (IntentOperation op : pathIntentOperations) { |
| 243 | if (op.operator.equals(Operator.REMOVE)) { |
| 244 | op.intent = pathIntents.getIntent(op.intent.getId()); |
| 245 | } |
| 246 | if (op.intent instanceof PathIntent) { |
| 247 | log.debug("operation: {}, intent:{}", op.operator, op.intent); |
| 248 | } |
| 249 | } |
Toshio Koide | 93be5d6 | 2014-02-23 19:30:57 -0800 | [diff] [blame] | 250 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 251 | // send notification |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 252 | // XXX: Send notifications using the same key every time |
| 253 | // and receive them by entryAdded() and entryUpdated() |
| 254 | opEventChannel.addEntry(0L, pathIntentOperations); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 255 | //opEventChannel.removeEntry(key); |
| 256 | return pathIntentOperations; |
| 257 | } finally { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 258 | lock.unlock(); |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame^] | 259 | log.trace("unlock executeIntentOperations"); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 260 | } |
| 261 | } |
Toshio Koide | 27ffd41 | 2014-02-18 19:15:27 -0800 | [diff] [blame] | 262 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 263 | @Override |
| 264 | public IntentMap getHighLevelIntents() { |
| 265 | return highLevelIntents; |
| 266 | } |
Toshio Koide | 27ffd41 | 2014-02-18 19:15:27 -0800 | [diff] [blame] | 267 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 268 | @Override |
| 269 | public IntentMap getPathIntents() { |
| 270 | return pathIntents; |
| 271 | } |
Toshio Koide | 27ffd41 | 2014-02-18 19:15:27 -0800 | [diff] [blame] | 272 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 273 | @Override |
| 274 | public void purgeIntents() { |
| 275 | highLevelIntents.purge(); |
| 276 | pathIntents.purge(); |
| 277 | } |
Toshio Koide | 0c9106d | 2014-02-19 15:26:38 -0800 | [diff] [blame] | 278 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 279 | // ================================================================================ |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 280 | // ITopologyListener implementations |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 281 | // ================================================================================ |
Toshio Koide | 798bc1b | 2014-02-20 14:02:40 -0800 | [diff] [blame] | 282 | |
Ray Milkey | a5450cc | 2014-04-17 14:31:30 -0700 | [diff] [blame] | 283 | // CHECKSTYLE:OFF suppress warning about too many parameters |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 284 | @Override |
Jonathan Hart | e37e4e2 | 2014-05-13 19:12:02 -0700 | [diff] [blame] | 285 | public void topologyEvents(Collection<SwitchEvent> addedSwitchEvents, |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 286 | Collection<SwitchEvent> removedSwitchEvents, |
| 287 | Collection<PortEvent> addedPortEvents, |
| 288 | Collection<PortEvent> removedPortEvents, |
| 289 | Collection<LinkEvent> addedLinkEvents, |
| 290 | Collection<LinkEvent> removedLinkEvents, |
| 291 | Collection<DeviceEvent> addedDeviceEvents, |
| 292 | Collection<DeviceEvent> removedDeviceEvents) { |
Ray Milkey | a5450cc | 2014-04-17 14:31:30 -0700 | [diff] [blame] | 293 | // CHECKSTYLE:ON |
Toshio Koide | a9078af | 2014-02-21 16:57:04 -0800 | [diff] [blame] | 294 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 295 | PerfLogger p = new PerfLogger("networkGraphEvents"); |
| 296 | HashSet<Intent> affectedPaths = new HashSet<>(); |
Toshio Koide | 93797dc | 2014-02-27 23:54:26 -0800 | [diff] [blame] | 297 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 298 | boolean rerouteAll = false; |
| 299 | for (LinkEvent le : addedLinkEvents) { |
| 300 | LinkEvent rev = new LinkEvent(le.getDst().getDpid(), le.getDst().getNumber(), le.getSrc().getDpid(), le.getSrc().getNumber()); |
| 301 | if (unmatchedLinkEvents.contains(rev)) { |
| 302 | rerouteAll = true; |
| 303 | unmatchedLinkEvents.remove(rev); |
| 304 | log.debug("Found matched LinkEvent: {} {}", rev, le); |
| 305 | } else { |
| 306 | unmatchedLinkEvents.add(le); |
| 307 | log.debug("Adding unmatched LinkEvent: {}", le); |
| 308 | } |
| 309 | } |
| 310 | for (LinkEvent le : removedLinkEvents) { |
| 311 | if (unmatchedLinkEvents.contains(le)) { |
| 312 | unmatchedLinkEvents.remove(le); |
| 313 | log.debug("Removing LinkEvent: {}", le); |
| 314 | } |
| 315 | } |
| 316 | if (unmatchedLinkEvents.size() > 0) { |
| 317 | log.debug("Unmatched link events: {} events", unmatchedLinkEvents.size()); |
| 318 | } |
Toshio Koide | a9078af | 2014-02-21 16:57:04 -0800 | [diff] [blame] | 319 | |
Ray Milkey | 7f1567c | 2014-04-08 13:53:32 -0700 | [diff] [blame] | 320 | if (rerouteAll) { //addedLinkEvents.size() > 0) { // || |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 321 | // addedPortEvents.size() > 0 || |
| 322 | // addedSwitchEvents.size() > 0) { |
| 323 | p.log("begin_getAllIntents"); |
| 324 | affectedPaths.addAll(getPathIntents().getAllIntents()); |
| 325 | p.log("end_getAllIntents"); |
| 326 | } else if (removedSwitchEvents.size() > 0 || |
| 327 | removedLinkEvents.size() > 0 || |
| 328 | removedPortEvents.size() > 0) { |
| 329 | p.log("begin_getIntentsByLink"); |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 330 | for (LinkEvent linkEvent : removedLinkEvents) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 331 | affectedPaths.addAll(pathIntents.getIntentsByLink(linkEvent)); |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 332 | } |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 333 | p.log("end_getIntentsByLink"); |
Toshio Koide | a9078af | 2014-02-21 16:57:04 -0800 | [diff] [blame] | 334 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 335 | p.log("begin_getIntentsByPort"); |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 336 | for (PortEvent portEvent : removedPortEvents) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 337 | affectedPaths.addAll(pathIntents.getIntentsByPort(portEvent.getDpid(), portEvent.getNumber())); |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 338 | } |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 339 | p.log("end_getIntentsByPort"); |
Toshio Koide | a9078af | 2014-02-21 16:57:04 -0800 | [diff] [blame] | 340 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 341 | p.log("begin_getIntentsByDpid"); |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 342 | for (SwitchEvent switchEvent : removedSwitchEvents) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 343 | affectedPaths.addAll(pathIntents.getIntentsByDpid(switchEvent.getDpid())); |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 344 | } |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 345 | p.log("end_getIntentsByDpid"); |
| 346 | } |
| 347 | p.log("begin_reroutePaths"); |
| 348 | reroutePaths(affectedPaths); |
| 349 | p.log("end_reroutePaths"); |
| 350 | p.flushLog(); |
| 351 | } |
Toshio Koide | 066506e | 2014-02-20 19:52:09 -0800 | [diff] [blame] | 352 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 353 | // ================================================================================ |
| 354 | // IEventChannelListener implementations |
| 355 | // ================================================================================ |
Toshio Koide | 066506e | 2014-02-20 19:52:09 -0800 | [diff] [blame] | 356 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 357 | @Override |
| 358 | public void entryAdded(IntentStateList value) { |
| 359 | entryUpdated(value); |
| 360 | } |
Toshio Koide | 066506e | 2014-02-20 19:52:09 -0800 | [diff] [blame] | 361 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 362 | @Override |
| 363 | public void entryRemoved(IntentStateList value) { |
| 364 | // do nothing |
| 365 | } |
Toshio Koide | 066506e | 2014-02-20 19:52:09 -0800 | [diff] [blame] | 366 | |
Ray Milkey | 149693c | 2014-05-20 14:58:53 -0700 | [diff] [blame] | 367 | @SuppressWarnings("fallthrough") |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 368 | @Override |
| 369 | public void entryUpdated(IntentStateList value) { |
| 370 | // TODO draw state transition diagram in multiple ONOS instances and update this method |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame^] | 371 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 372 | lock.lock(); // TODO optimize locking using smaller steps |
| 373 | try { |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame^] | 374 | log.trace("lock entryUpdated, lock obj is already locked? {}", lock.isLocked()); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 375 | // reflect state changes of path-level intent into application-level intents |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 376 | IntentStateList highLevelIntentStates = new IntentStateList(); |
| 377 | IntentStateList pathIntentStates = new IntentStateList(); |
| 378 | for (Entry<String, IntentState> entry : value.entrySet()) { |
| 379 | PathIntent pathIntent = (PathIntent) pathIntents.getIntent(entry.getKey()); |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 380 | if (pathIntent == null) { |
| 381 | continue; |
| 382 | } |
Toshio Koide | 8315d7d | 2014-02-21 22:58:32 -0800 | [diff] [blame] | 383 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 384 | Intent parentIntent = pathIntent.getParentIntent(); |
| 385 | if (parentIntent == null || |
| 386 | !(parentIntent instanceof ShortestPathIntent) || |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 387 | !((ShortestPathIntent) parentIntent).getPathIntentId().equals(pathIntent.getId())) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 388 | continue; |
Ray Milkey | b29e626 | 2014-04-09 16:02:14 -0700 | [diff] [blame] | 389 | } |
Toshio Koide | 066506e | 2014-02-20 19:52:09 -0800 | [diff] [blame] | 390 | |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 391 | IntentState state = entry.getValue(); |
| 392 | switch (state) { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 393 | case INST_ACK: |
TeruU | f911165 | 2014-05-14 23:10:35 -0700 | [diff] [blame] | 394 | Set<Long> installedDpids = calcInstalledDpids(pathIntent, value.domainSwitchDpids); |
| 395 | if (!isFlowInstalled(pathIntent, installedDpids)) { |
| 396 | break; |
| 397 | } |
| 398 | // FALLTHROUGH |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 399 | case INST_NACK: |
TeruU | f911165 | 2014-05-14 23:10:35 -0700 | [diff] [blame] | 400 | // FALLTHROUGH |
| 401 | // case INST_REQ: |
| 402 | // FALLTHROUGH |
| 403 | // case DEL_REQ: |
| 404 | // FALLTHROUGH |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 405 | case DEL_PENDING: |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame^] | 406 | log.debug("put the state highLevelIntentStates ID {}, state {}", parentIntent.getId(), state); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 407 | highLevelIntentStates.put(parentIntent.getId(), state); |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame^] | 408 | log.debug("put the state pathIntentStates ID {}, state {}", entry.getKey(), entry.getValue()); |
| 409 | pathIntentStates.put(entry.getKey(), entry.getValue()); |
| 410 | break; |
| 411 | case DEL_ACK: |
| 412 | if (intentInstalledMap.containsKey(parentIntent.getId())) { |
| 413 | intentInstalledMap.remove(parentIntent.getId()); |
| 414 | } |
| 415 | log.debug("put the state highLevelIntentStates ID {}, state {}", parentIntent.getId(), state); |
| 416 | highLevelIntentStates.put(parentIntent.getId(), state); |
| 417 | log.debug("put the state pathIntentStates ID {}, state {}", entry.getKey(), entry.getValue()); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 418 | pathIntentStates.put(entry.getKey(), entry.getValue()); |
| 419 | break; |
| 420 | default: |
| 421 | break; |
| 422 | } |
| 423 | } |
| 424 | highLevelIntents.changeStates(highLevelIntentStates); |
| 425 | pathIntents.changeStates(pathIntentStates); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 426 | } finally { |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 427 | lock.unlock(); |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame^] | 428 | log.trace("unlock entryUpdated"); |
Ray Milkey | 269ffb9 | 2014-04-03 14:43:30 -0700 | [diff] [blame] | 429 | } |
| 430 | } |
TeruU | f911165 | 2014-05-14 23:10:35 -0700 | [diff] [blame] | 431 | |
| 432 | /*** |
| 433 | * This function is to check whether the entire path's flow entries are installed or not. |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame^] | 434 | * |
TeruU | f911165 | 2014-05-14 23:10:35 -0700 | [diff] [blame] | 435 | * @param pathIntent : The pathIntent to be checked |
| 436 | * @param installedDpids : The dpids installed on one ONOS instance |
| 437 | * @return The result of whether a pathIntent has been installed or not. |
| 438 | */ |
| 439 | private boolean isFlowInstalled(PathIntent pathIntent, Set<Long> installedDpids) { |
| 440 | String parentIntentId = pathIntent.getParentIntent().getId(); |
| 441 | log.debug("parentIntentId {}", parentIntentId); |
| 442 | |
| 443 | if (intentInstalledMap.containsKey(parentIntentId)) { |
| 444 | if (!installedDpids.isEmpty()) { |
| 445 | intentInstalledMap.get(parentIntentId).addAll(installedDpids); |
| 446 | } |
| 447 | } else { |
| 448 | // This is the creation of an entry. |
| 449 | intentInstalledMap.put(parentIntentId, installedDpids); |
| 450 | } |
| 451 | |
| 452 | Set<Long> allSwitchesForPath = new HashSet<Long>(); |
| 453 | ShortestPathIntent spfIntent = (ShortestPathIntent) pathIntent.getParentIntent(); |
| 454 | |
| 455 | for (LinkEvent linkEvent : pathIntent.getPath()) { |
| 456 | long sw = linkEvent.getSrc().getDpid(); |
| 457 | allSwitchesForPath.add(sw); |
| 458 | } |
| 459 | allSwitchesForPath.add(spfIntent.getDstSwitchDpid()); |
| 460 | |
| 461 | if (log.isTraceEnabled()) { |
| 462 | log.trace("All switches {}, installed installedDpids {}", allSwitchesForPath, intentInstalledMap.get(parentIntentId)); |
| 463 | } |
| 464 | |
| 465 | if (allSwitchesForPath.equals(intentInstalledMap.get(parentIntentId))) { |
| 466 | intentInstalledMap.remove(parentIntentId); |
| 467 | return true; |
| 468 | } |
| 469 | |
| 470 | return false; |
| 471 | } |
| 472 | |
| 473 | private Set<Long> calcInstalledDpids(PathIntent pathIntent, Set<Long> domainSwitchDpids) { |
| 474 | Set<Long> allSwitchesForPath = new HashSet<Long>(); |
| 475 | ShortestPathIntent spfIntent = (ShortestPathIntent) pathIntent.getParentIntent(); |
| 476 | |
| 477 | for (LinkEvent linkEvent : pathIntent.getPath()) { |
| 478 | long sw = linkEvent.getSrc().getDpid(); |
| 479 | |
| 480 | if (domainSwitchDpids.contains(sw)) { |
| 481 | allSwitchesForPath.add(sw); |
| 482 | } |
| 483 | } |
| 484 | |
| 485 | if (domainSwitchDpids.contains(spfIntent.getDstSwitchDpid())) { |
| 486 | allSwitchesForPath.add(spfIntent.getDstSwitchDpid()); |
| 487 | } |
| 488 | |
| 489 | if (log.isTraceEnabled()) { |
TeruU | 9e53066 | 2014-05-18 11:49:37 -0700 | [diff] [blame^] | 490 | log.trace("All switches for a path {}, domain switch dpids {}", allSwitchesForPath, domainSwitchDpids); |
TeruU | f911165 | 2014-05-14 23:10:35 -0700 | [diff] [blame] | 491 | } |
| 492 | |
| 493 | return allSwitchesForPath; |
| 494 | } |
Toshio Koide | a9078af | 2014-02-21 16:57:04 -0800 | [diff] [blame] | 495 | } |