| package net.onrc.onos.intent.runtime; |
| |
| import static org.easymock.EasyMock.*; |
| |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Set; |
| |
| import net.floodlightcontroller.core.module.FloodlightModuleContext; |
| import net.floodlightcontroller.core.module.FloodlightModuleException; |
| import net.onrc.onos.datagrid.IDatagridService; |
| import net.onrc.onos.datagrid.IEventChannel; |
| import net.onrc.onos.datagrid.IEventChannelListener; |
| import net.onrc.onos.intent.ConstrainedShortestPathIntent; |
| import net.onrc.onos.intent.FlowEntry; |
| import net.onrc.onos.intent.Intent; |
| import net.onrc.onos.intent.Intent.IntentState; |
| import net.onrc.onos.intent.IntentOperation.Operator; |
| import net.onrc.onos.intent.IntentOperationList; |
| import net.onrc.onos.intent.MockNetworkGraph; |
| import net.onrc.onos.intent.PathIntent; |
| import net.onrc.onos.intent.PathIntentMap; |
| import net.onrc.onos.intent.ShortestPathIntent; |
| import net.onrc.onos.intent.persist.PersistIntent; |
| import net.onrc.onos.ofcontroller.networkgraph.DeviceEvent; |
| import net.onrc.onos.ofcontroller.networkgraph.INetworkGraphListener; |
| import net.onrc.onos.ofcontroller.networkgraph.INetworkGraphService; |
| import net.onrc.onos.ofcontroller.networkgraph.LinkEvent; |
| import net.onrc.onos.ofcontroller.networkgraph.NetworkGraph; |
| import net.onrc.onos.ofcontroller.networkgraph.PortEvent; |
| import net.onrc.onos.ofcontroller.networkgraph.SwitchEvent; |
| import net.onrc.onos.registry.controller.IControllerRegistryService; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.powermock.api.easymock.PowerMock; |
| import org.powermock.core.classloader.annotations.PrepareForTest; |
| import org.powermock.modules.junit4.PowerMockRunner; |
| |
| /** |
| * @author Toshio Koide (t-koide@onlab.us) |
| */ |
| @RunWith(PowerMockRunner.class) |
| @PrepareForTest(PathCalcRuntimeModule.class) |
| public class UseCaseTest { |
| private NetworkGraph g; |
| private FloodlightModuleContext modContext; |
| private IDatagridService datagridService; |
| private INetworkGraphService networkGraphService; |
| private IControllerRegistryService controllerRegistryService; |
| private PersistIntent persistIntent; |
| @SuppressWarnings("rawtypes") |
| private IEventChannel eventChannel; |
| |
| private static Long LOCAL_PORT = 0xFFFEL; |
| |
| @SuppressWarnings("unchecked") |
| @Before |
| public void setUp() throws Exception { |
| MockNetworkGraph graph = new MockNetworkGraph(); |
| graph.createSampleTopology1(); |
| g = graph; |
| |
| datagridService = createMock(IDatagridService.class); |
| networkGraphService = createMock(INetworkGraphService.class); |
| controllerRegistryService = createMock(IControllerRegistryService.class); |
| modContext = createMock(FloodlightModuleContext.class); |
| eventChannel = createMock(IEventChannel.class); |
| persistIntent = PowerMock.createMock(PersistIntent.class); |
| |
| PowerMock.expectNew(PersistIntent.class, |
| anyObject(IControllerRegistryService.class), |
| anyObject(INetworkGraphService.class)).andReturn(persistIntent); |
| |
| expect(modContext.getServiceImpl(IDatagridService.class)) |
| .andReturn(datagridService).once(); |
| expect(modContext.getServiceImpl(INetworkGraphService.class)) |
| .andReturn(networkGraphService).once(); |
| expect(modContext.getServiceImpl(IControllerRegistryService.class)) |
| .andReturn(controllerRegistryService).once(); |
| expect(persistIntent.getKey()).andReturn(1L).anyTimes(); |
| expect(persistIntent.persistIfLeader(eq(1L), |
| anyObject(IntentOperationList.class))).andReturn(true).anyTimes(); |
| |
| expect(networkGraphService.getNetworkGraph()).andReturn(g).anyTimes(); |
| networkGraphService.registerNetworkGraphListener(anyObject(INetworkGraphListener.class)); |
| expectLastCall(); |
| |
| expect(datagridService.createChannel("onos.pathintent", Long.class, IntentOperationList.class)) |
| .andReturn(eventChannel).once(); |
| |
| expect(datagridService.addListener( |
| eq("onos.pathintent_state"), |
| anyObject(IEventChannelListener.class), |
| eq(Long.class), |
| eq(IntentStateList.class))) |
| .andReturn(eventChannel).once(); |
| |
| replay(datagridService); |
| replay(networkGraphService); |
| replay(modContext); |
| replay(controllerRegistryService); |
| PowerMock.replay(persistIntent, PersistIntent.class); |
| } |
| |
| @After |
| public void tearDown() { |
| verify(datagridService); |
| verify(networkGraphService); |
| verify(modContext); |
| verify(controllerRegistryService); |
| PowerMock.verify(persistIntent, PersistIntent.class); |
| } |
| |
| private void showResult(PathIntentMap intents) { |
| for (Intent intent: intents.getAllIntents()) { |
| PathIntent pathIntent = (PathIntent)intent; |
| System.out.println("Path intent:" + pathIntent); |
| System.out.println("Parent intent: " + pathIntent.getParentIntent().toString()); |
| } |
| } |
| |
| @Test |
| public void createShortestPaths() throws FloodlightModuleException { |
| // create shortest path intents |
| IntentOperationList opList = new IntentOperationList(); |
| opList.add(Operator.ADD, new ShortestPathIntent("1", 1L, 12L, LOCAL_PORT, 2L, 21L, LOCAL_PORT)); |
| opList.add(Operator.ADD, new ShortestPathIntent("2", 1L, 14L, LOCAL_PORT, 4L, 41L, LOCAL_PORT)); |
| opList.add(Operator.ADD, new ShortestPathIntent("3", 2L, 23L, LOCAL_PORT, 3L, 32L, LOCAL_PORT)); |
| |
| // compile high-level intent operations into low-level intent operations (calculate paths) |
| PathCalcRuntimeModule runtime1 = new PathCalcRuntimeModule(); |
| runtime1.init(modContext); |
| runtime1.startUp(modContext); |
| IntentOperationList pathIntentOpList = runtime1.executeIntentOperations(opList); |
| |
| // compile low-level intents into flow entry installation plan |
| PlanCalcRuntime runtime2 = new PlanCalcRuntime(); |
| List<Set<FlowEntry>> plan = runtime2.computePlan(pathIntentOpList); |
| |
| // show results |
| showResult((PathIntentMap) runtime1.getPathIntents()); |
| System.out.println(plan); |
| } |
| |
| @Test |
| public void createConstrainedShortestPaths() throws FloodlightModuleException { |
| // create constrained shortest path intents |
| IntentOperationList opList = new IntentOperationList(); |
| opList.add(Operator.ADD, new ConstrainedShortestPathIntent("1", 1L, 12L, LOCAL_PORT, 2L, 21L, LOCAL_PORT, 400.0)); |
| opList.add(Operator.ADD, new ConstrainedShortestPathIntent("2", 1L, 14L, LOCAL_PORT, 4L, 41L, LOCAL_PORT, 400.0)); |
| opList.add(Operator.ADD, new ConstrainedShortestPathIntent("3", 2L, 24L, LOCAL_PORT, 4L, 42L, LOCAL_PORT, 400.0)); |
| opList.add(Operator.ADD, new ConstrainedShortestPathIntent("4", 2L, 23L, LOCAL_PORT, 3L, 32L, LOCAL_PORT, 400.0)); |
| opList.add(Operator.ADD, new ConstrainedShortestPathIntent("5", 3L, 34L, LOCAL_PORT, 4L, 43L, LOCAL_PORT, 400.0)); |
| |
| // compile high-level intent operations into low-level intent operations (calculate paths) |
| PathCalcRuntimeModule runtime1 = new PathCalcRuntimeModule(); |
| runtime1.init(modContext); |
| runtime1.startUp(modContext); |
| IntentOperationList pathIntentOpList = runtime1.executeIntentOperations(opList); |
| |
| // compile low-level intents into flow entry installation plan |
| PlanCalcRuntime runtime2 = new PlanCalcRuntime(); |
| List<Set<FlowEntry>> plan = runtime2.computePlan(pathIntentOpList); |
| |
| // show results |
| showResult((PathIntentMap) runtime1.getPathIntents()); |
| System.out.println(plan); |
| } |
| |
| @Test |
| public void createMixedShortestPaths() throws FloodlightModuleException { |
| // create constrained & best effort shortest path intents |
| IntentOperationList opList = new IntentOperationList(); |
| opList.add(Operator.ADD, new ConstrainedShortestPathIntent("1", 1L, 12L, LOCAL_PORT, 2L, 21L, LOCAL_PORT, 400.0)); |
| opList.add(Operator.ADD, new ConstrainedShortestPathIntent("2", 1L, 14L, LOCAL_PORT, 4L, 41L, LOCAL_PORT, 400.0)); |
| opList.add(Operator.ADD, new ShortestPathIntent("3", 2L, 24L, LOCAL_PORT, 4L, 42L, LOCAL_PORT)); |
| opList.add(Operator.ADD, new ShortestPathIntent("4", 2L, 23L, LOCAL_PORT, 3L, 32L, LOCAL_PORT)); |
| opList.add(Operator.ADD, new ConstrainedShortestPathIntent("5", 3L, 34L, LOCAL_PORT, 4L, 43L, LOCAL_PORT, 400.0)); |
| |
| // compile high-level intent operations into low-level intent operations (calculate paths) |
| PathCalcRuntimeModule runtime1 = new PathCalcRuntimeModule(); |
| runtime1.init(modContext); |
| runtime1.startUp(modContext); |
| IntentOperationList pathIntentOpList = runtime1.executeIntentOperations(opList); |
| |
| // compile low-level intents into flow entry installation plan |
| PlanCalcRuntime runtime2 = new PlanCalcRuntime(); |
| List<Set<FlowEntry>> plan = runtime2.computePlan(pathIntentOpList); |
| |
| // show results |
| showResult((PathIntentMap) runtime1.getPathIntents()); |
| System.out.println(plan); |
| } |
| |
| @Test |
| public void rerouteShortestPaths() throws FloodlightModuleException { |
| List<SwitchEvent> addedSwitchEvents = new LinkedList<>(); |
| List<SwitchEvent> removedSwitchEvents = new LinkedList<>(); |
| List<PortEvent> addedPortEvents = new LinkedList<>(); |
| List<PortEvent> removedPortEvents = new LinkedList<>(); |
| List<LinkEvent> addedLinkEvents = new LinkedList<>(); |
| List<LinkEvent> removedLinkEvents = new LinkedList<>(); |
| List<DeviceEvent> addedDeviceEvents = new LinkedList<>(); |
| List<DeviceEvent> removedDeviceEvents = new LinkedList<>(); |
| |
| // create shortest path intents |
| IntentOperationList opList = new IntentOperationList(); |
| opList.add(Operator.ADD, new ShortestPathIntent("1", 1L, 12L, LOCAL_PORT, 2L, 21L, LOCAL_PORT)); |
| opList.add(Operator.ADD, new ShortestPathIntent("2", 1L, 14L, LOCAL_PORT, 4L, 41L, LOCAL_PORT)); |
| opList.add(Operator.ADD, new ShortestPathIntent("3", 2L, 23L, LOCAL_PORT, 3L, 32L, LOCAL_PORT)); |
| |
| // compile high-level intent operations into low-level intent operations (calculate paths) |
| PathCalcRuntimeModule runtime1 = new PathCalcRuntimeModule(); |
| runtime1.init(modContext); |
| runtime1.startUp(modContext); |
| IntentOperationList pathIntentOpList = runtime1.executeIntentOperations(opList); |
| |
| // compile low-level intents into flow entry installation plan |
| PlanCalcRuntime runtime2 = new PlanCalcRuntime(); |
| List<Set<FlowEntry>> plan = runtime2.computePlan(pathIntentOpList); |
| |
| // show results step1 |
| showResult((PathIntentMap) runtime1.getPathIntents()); |
| System.out.println(plan); |
| |
| // TODO this state changes should be triggered by notification of plan module |
| IntentStateList states = new IntentStateList(); |
| states.put("1", IntentState.INST_ACK); |
| states.put("2", IntentState.INST_ACK); |
| states.put("3", IntentState.INST_ACK); |
| runtime1.getHighLevelIntents().changeStates(states); |
| states.clear(); |
| states.put("1___0", IntentState.INST_ACK); |
| states.put("2___0", IntentState.INST_ACK); |
| states.put("3___0", IntentState.INST_ACK); |
| runtime1.getPathIntents().changeStates(states); |
| |
| // link down |
| ((MockNetworkGraph)g).removeLink(1L, 12L, 2L, 21L); // This link is used by the intent "1" |
| ((MockNetworkGraph)g).removeLink(2L, 21L, 1L, 12L); |
| LinkEvent linkEvent1 = new LinkEvent(1L, 12L, 2L, 21L); |
| LinkEvent linkEvent2 = new LinkEvent(2L, 21L, 1L, 12L); |
| removedLinkEvents.clear(); |
| removedLinkEvents.add(linkEvent1); |
| removedLinkEvents.add(linkEvent2); |
| runtime1.networkGraphEvents( |
| addedSwitchEvents, |
| removedSwitchEvents, |
| addedPortEvents, |
| removedPortEvents, |
| addedLinkEvents, |
| removedLinkEvents, |
| addedDeviceEvents, |
| removedDeviceEvents); |
| System.out.println("Link goes down."); |
| |
| // show results step2 |
| showResult((PathIntentMap) runtime1.getPathIntents()); |
| // TODO: show results of plan computation |
| } |
| } |