| /* |
| * Copyright 2014 Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.sdnip; |
| |
| import static org.easymock.EasyMock.anyObject; |
| import static org.easymock.EasyMock.createMock; |
| import static org.easymock.EasyMock.expect; |
| import static org.easymock.EasyMock.replay; |
| import static org.easymock.EasyMock.reset; |
| import static org.easymock.EasyMock.verify; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.onlab.junit.TestUtils; |
| import org.onlab.junit.TestUtils.TestUtilsException; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.net.ConnectPoint; |
| import org.onosproject.net.DefaultHost; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.Host; |
| import org.onosproject.net.HostId; |
| import org.onosproject.net.HostLocation; |
| import org.onosproject.net.PortNumber; |
| import org.onosproject.net.flow.DefaultTrafficSelector; |
| import org.onosproject.net.flow.DefaultTrafficTreatment; |
| import org.onosproject.net.flow.TrafficSelector; |
| import org.onosproject.net.flow.TrafficTreatment; |
| import org.onosproject.net.host.HostEvent; |
| import org.onosproject.net.host.HostService; |
| import org.onosproject.net.host.InterfaceIpAddress; |
| import org.onosproject.net.intent.Intent; |
| import org.onosproject.net.intent.IntentOperations; |
| import org.onosproject.net.intent.IntentService; |
| import org.onosproject.net.intent.MultiPointToSinglePointIntent; |
| import org.onosproject.net.intent.AbstractIntentTest; |
| import org.onosproject.net.provider.ProviderId; |
| import org.onosproject.sdnip.IntentSynchronizer.IntentKey; |
| import org.onosproject.sdnip.Router.InternalHostListener; |
| import org.onosproject.sdnip.config.BgpPeer; |
| import org.onosproject.sdnip.config.Interface; |
| import org.onosproject.sdnip.config.SdnIpConfigurationService; |
| import org.onlab.packet.Ethernet; |
| import org.onlab.packet.IpAddress; |
| import org.onlab.packet.Ip4Address; |
| import org.onlab.packet.IpPrefix; |
| import org.onlab.packet.Ip4Prefix; |
| import org.onlab.packet.MacAddress; |
| import org.onlab.packet.VlanId; |
| |
| import com.google.common.collect.Sets; |
| import com.googlecode.concurrenttrees.radix.node.concrete.DefaultByteArrayNodeFactory; |
| import com.googlecode.concurrenttrees.radixinverted.ConcurrentInvertedRadixTree; |
| import com.googlecode.concurrenttrees.radixinverted.InvertedRadixTree; |
| |
| /** |
| * This class tests adding a route, updating a route, deleting a route, and |
| * the ARP module answers the MAC address asynchronously. |
| */ |
| public class RouterTestWithAsyncArp extends AbstractIntentTest { |
| |
| private SdnIpConfigurationService sdnIpConfigService; |
| private InterfaceService interfaceService; |
| private IntentService intentService; |
| private HostService hostService; |
| |
| private static final ConnectPoint SW1_ETH1 = new ConnectPoint( |
| DeviceId.deviceId("of:0000000000000001"), |
| PortNumber.portNumber(1)); |
| |
| private static final ConnectPoint SW2_ETH1 = new ConnectPoint( |
| DeviceId.deviceId("of:0000000000000002"), |
| PortNumber.portNumber(1)); |
| |
| private static final ConnectPoint SW3_ETH1 = new ConnectPoint( |
| DeviceId.deviceId("of:0000000000000003"), |
| PortNumber.portNumber(1)); |
| |
| private IntentSynchronizer intentSynchronizer; |
| private Router router; |
| private InternalHostListener internalHostListener; |
| |
| private static final ApplicationId APPID = new ApplicationId() { |
| @Override |
| public short id() { |
| return 1; |
| } |
| |
| @Override |
| public String name() { |
| return "SDNIP"; |
| } |
| }; |
| |
| @Before |
| public void setUp() throws Exception { |
| super.setUp(); |
| |
| setUpSdnIpConfigService(); |
| setUpInterfaceService(); |
| hostService = createMock(HostService.class); |
| intentService = createMock(IntentService.class); |
| |
| intentSynchronizer = new IntentSynchronizer(APPID, intentService); |
| router = new Router(APPID, intentSynchronizer, |
| sdnIpConfigService, interfaceService, hostService); |
| internalHostListener = router.new InternalHostListener(); |
| } |
| |
| /** |
| * Sets up SdnIpConfigService. |
| */ |
| private void setUpSdnIpConfigService() { |
| |
| sdnIpConfigService = createMock(SdnIpConfigurationService.class); |
| |
| Map<IpAddress, BgpPeer> peers = new HashMap<>(); |
| |
| String peerSw1Eth1 = "192.168.10.1"; |
| peers.put(IpAddress.valueOf(peerSw1Eth1), |
| new BgpPeer("00:00:00:00:00:00:00:01", 1, peerSw1Eth1)); |
| |
| // Two BGP peers are connected to switch 2 port 1. |
| String peer1Sw2Eth1 = "192.168.20.1"; |
| peers.put(IpAddress.valueOf(peer1Sw2Eth1), |
| new BgpPeer("00:00:00:00:00:00:00:02", 1, peer1Sw2Eth1)); |
| |
| String peer2Sw2Eth1 = "192.168.20.2"; |
| peers.put(IpAddress.valueOf(peer2Sw2Eth1), |
| new BgpPeer("00:00:00:00:00:00:00:02", 1, peer2Sw2Eth1)); |
| |
| expect(sdnIpConfigService.getBgpPeers()).andReturn(peers).anyTimes(); |
| replay(sdnIpConfigService); |
| } |
| |
| /** |
| * Sets up InterfaceService. |
| */ |
| private void setUpInterfaceService() { |
| |
| interfaceService = createMock(InterfaceService.class); |
| |
| Set<Interface> interfaces = Sets.newHashSet(); |
| |
| Set<InterfaceIpAddress> interfaceIpAddresses1 = Sets.newHashSet(); |
| interfaceIpAddresses1.add(new InterfaceIpAddress( |
| IpAddress.valueOf("192.168.10.101"), |
| IpPrefix.valueOf("192.168.10.0/24"))); |
| Interface sw1Eth1 = new Interface(SW1_ETH1, |
| interfaceIpAddresses1, MacAddress.valueOf("00:00:00:00:00:01")); |
| interfaces.add(sw1Eth1); |
| |
| Set<InterfaceIpAddress> interfaceIpAddresses2 = Sets.newHashSet(); |
| interfaceIpAddresses2.add(new InterfaceIpAddress( |
| IpAddress.valueOf("192.168.20.101"), |
| IpPrefix.valueOf("192.168.20.0/24"))); |
| Interface sw2Eth1 = new Interface(SW2_ETH1, |
| interfaceIpAddresses2, MacAddress.valueOf("00:00:00:00:00:02")); |
| interfaces.add(sw2Eth1); |
| |
| Set<InterfaceIpAddress> interfaceIpAddresses3 = Sets.newHashSet(); |
| interfaceIpAddresses3.add(new InterfaceIpAddress( |
| IpAddress.valueOf("192.168.30.101"), |
| IpPrefix.valueOf("192.168.30.0/24"))); |
| Interface sw3Eth1 = new Interface(SW3_ETH1, |
| interfaceIpAddresses3, MacAddress.valueOf("00:00:00:00:00:03")); |
| interfaces.add(sw3Eth1); |
| |
| expect(interfaceService.getInterface(SW1_ETH1)).andReturn(sw1Eth1).anyTimes(); |
| expect(interfaceService.getInterface(SW2_ETH1)).andReturn(sw2Eth1).anyTimes(); |
| expect(interfaceService.getInterface(SW3_ETH1)).andReturn(sw3Eth1).anyTimes(); |
| expect(interfaceService.getInterfaces()).andReturn(interfaces).anyTimes(); |
| replay(interfaceService); |
| } |
| |
| /** |
| * This method tests adding a route entry. |
| */ |
| @Test |
| public void testRouteAdd() throws TestUtilsException { |
| |
| // Construct a route entry |
| RouteEntry routeEntry = new RouteEntry( |
| Ip4Prefix.valueOf("1.1.1.0/24"), |
| Ip4Address.valueOf("192.168.10.1")); |
| |
| // Construct a route intent |
| MultiPointToSinglePointIntent intent = staticIntentBuilder(); |
| |
| // Set up test expectation |
| reset(hostService); |
| expect(hostService.getHostsByIp(anyObject(IpAddress.class))).andReturn( |
| new HashSet<Host>()).anyTimes(); |
| hostService.startMonitoringIp(IpAddress.valueOf("192.168.10.1")); |
| replay(hostService); |
| |
| reset(intentService); |
| IntentOperations.Builder builder = IntentOperations.builder(APPID); |
| builder.addSubmitOperation(intent); |
| intentService.execute(TestIntentServiceHelper.eqExceptId( |
| builder.build())); |
| replay(intentService); |
| |
| // Call the processRouteUpdates() method in Router class |
| intentSynchronizer.leaderChanged(true); |
| TestUtils.setField(intentSynchronizer, "isActivatedLeader", true); |
| RouteUpdate routeUpdate = new RouteUpdate(RouteUpdate.Type.UPDATE, |
| routeEntry); |
| router.processRouteUpdates(Collections.<RouteUpdate>singletonList(routeUpdate)); |
| |
| Host host = new DefaultHost(ProviderId.NONE, HostId.NONE, |
| MacAddress.valueOf("00:00:00:00:00:01"), VlanId.NONE, |
| new HostLocation( |
| SW1_ETH1.deviceId(), |
| SW1_ETH1.port(), 1), |
| Sets.newHashSet(IpAddress.valueOf("192.168.10.1"))); |
| internalHostListener.event( |
| new HostEvent(HostEvent.Type.HOST_ADDED, host)); |
| |
| // Verify |
| assertEquals(router.getRoutes().size(), 1); |
| assertTrue(router.getRoutes().contains(routeEntry)); |
| assertEquals(intentSynchronizer.getRouteIntents().size(), 1); |
| Intent firstIntent = |
| intentSynchronizer.getRouteIntents().iterator().next(); |
| IntentKey firstIntentKey = new IntentKey(firstIntent); |
| IntentKey intentKey = new IntentKey(intent); |
| assertTrue(firstIntentKey.equals(intentKey)); |
| verify(intentService); |
| verify(hostService); |
| |
| } |
| |
| /** |
| * This method tests updating a route entry. |
| * |
| * @throws TestUtilsException |
| */ |
| @Test |
| public void testRouteUpdate() throws TestUtilsException { |
| |
| // Construct the existing route entry |
| RouteEntry routeEntry = new RouteEntry( |
| Ip4Prefix.valueOf("1.1.1.0/24"), |
| Ip4Address.valueOf("192.168.10.1")); |
| |
| // Construct the existing MultiPointToSinglePointIntent intent |
| MultiPointToSinglePointIntent intent = staticIntentBuilder(); |
| |
| // Set up the bgpRoutes field of Router class with existing route, and |
| // routeIntents field with the corresponding existing intent |
| setBgpRoutesField(routeEntry); |
| setRouteIntentsField(routeEntry, intent); |
| |
| // Start to construct a new route entry and new intent |
| RouteEntry routeEntryUpdate = new RouteEntry( |
| Ip4Prefix.valueOf("1.1.1.0/24"), |
| Ip4Address.valueOf("192.168.20.1")); |
| |
| // Construct a new MultiPointToSinglePointIntent intent |
| TrafficSelector.Builder selectorBuilderNew = |
| DefaultTrafficSelector.builder(); |
| selectorBuilderNew.matchEthType(Ethernet.TYPE_IPV4).matchIPDst( |
| routeEntryUpdate.prefix()); |
| |
| TrafficTreatment.Builder treatmentBuilderNew = |
| DefaultTrafficTreatment.builder(); |
| treatmentBuilderNew.setEthDst(MacAddress.valueOf("00:00:00:00:00:02")); |
| |
| Set<ConnectPoint> ingressPointsNew = new HashSet<ConnectPoint>(); |
| ingressPointsNew.add(SW1_ETH1); |
| ingressPointsNew.add(SW3_ETH1); |
| |
| MultiPointToSinglePointIntent intentNew = |
| new MultiPointToSinglePointIntent(APPID, |
| selectorBuilderNew.build(), |
| treatmentBuilderNew.build(), |
| ingressPointsNew, SW2_ETH1); |
| |
| // Set up test expectation |
| reset(hostService); |
| expect(hostService.getHostsByIp(anyObject(IpAddress.class))).andReturn( |
| new HashSet<Host>()).anyTimes(); |
| hostService.startMonitoringIp(IpAddress.valueOf("192.168.20.1")); |
| replay(hostService); |
| |
| reset(intentService); |
| IntentOperations.Builder builder = IntentOperations.builder(APPID); |
| builder.addWithdrawOperation(intent.id()); |
| intentService.execute(TestIntentServiceHelper.eqExceptId( |
| builder.build())); |
| builder = IntentOperations.builder(APPID); |
| builder.addSubmitOperation(intentNew); |
| intentService.execute(TestIntentServiceHelper.eqExceptId( |
| builder.build())); |
| replay(intentService); |
| |
| // Call the processRouteUpdates() method in Router class |
| intentSynchronizer.leaderChanged(true); |
| TestUtils.setField(intentSynchronizer, "isActivatedLeader", true); |
| RouteUpdate routeUpdate = new RouteUpdate(RouteUpdate.Type.UPDATE, |
| routeEntryUpdate); |
| router.processRouteUpdates(Collections.<RouteUpdate>singletonList(routeUpdate)); |
| |
| Host host = new DefaultHost(ProviderId.NONE, HostId.NONE, |
| MacAddress.valueOf("00:00:00:00:00:02"), VlanId.NONE, |
| new HostLocation( |
| SW2_ETH1.deviceId(), |
| SW2_ETH1.port(), 1), |
| Sets.newHashSet(IpAddress.valueOf("192.168.20.1"))); |
| internalHostListener.event( |
| new HostEvent(HostEvent.Type.HOST_ADDED, host)); |
| |
| // Verify |
| assertEquals(router.getRoutes().size(), 1); |
| assertTrue(router.getRoutes().contains(routeEntryUpdate)); |
| assertEquals(intentSynchronizer.getRouteIntents().size(), 1); |
| Intent firstIntent = |
| intentSynchronizer.getRouteIntents().iterator().next(); |
| IntentKey firstIntentKey = new IntentKey(firstIntent); |
| IntentKey intentNewKey = new IntentKey(intentNew); |
| assertTrue(firstIntentKey.equals(intentNewKey)); |
| verify(intentService); |
| verify(hostService); |
| } |
| |
| /** |
| * This method tests deleting a route entry. |
| */ |
| @Test |
| public void testRouteDelete() throws TestUtilsException { |
| |
| // Construct the existing route entry |
| RouteEntry routeEntry = new RouteEntry( |
| Ip4Prefix.valueOf("1.1.1.0/24"), |
| Ip4Address.valueOf("192.168.10.1")); |
| |
| // Construct the existing MultiPointToSinglePointIntent intent |
| MultiPointToSinglePointIntent intent = staticIntentBuilder(); |
| |
| // Set up the bgpRoutes field of Router class with existing route, and |
| // routeIntents field with the corresponding existing intent |
| setBgpRoutesField(routeEntry); |
| setRouteIntentsField(routeEntry, intent); |
| |
| // Set up expectation |
| reset(intentService); |
| IntentOperations.Builder builder = IntentOperations.builder(APPID); |
| builder.addWithdrawOperation(intent.id()); |
| intentService.execute(TestIntentServiceHelper.eqExceptId( |
| builder.build())); |
| replay(intentService); |
| |
| // Call the processRouteUpdates() method in Router class |
| intentSynchronizer.leaderChanged(true); |
| TestUtils.setField(intentSynchronizer, "isActivatedLeader", true); |
| RouteUpdate routeUpdate = new RouteUpdate(RouteUpdate.Type.DELETE, |
| routeEntry); |
| router.processRouteUpdates(Collections.<RouteUpdate>singletonList(routeUpdate)); |
| |
| // Verify |
| assertEquals(router.getRoutes().size(), 0); |
| assertEquals(intentSynchronizer.getRouteIntents().size(), 0); |
| verify(intentService); |
| } |
| |
| /** |
| * Constructs a static MultiPointToSinglePointIntent. |
| */ |
| private MultiPointToSinglePointIntent staticIntentBuilder() { |
| |
| TrafficSelector.Builder selectorBuilder = |
| DefaultTrafficSelector.builder(); |
| selectorBuilder.matchEthType(Ethernet.TYPE_IPV4).matchIPDst( |
| IpPrefix.valueOf("1.1.1.0/24")); |
| |
| TrafficTreatment.Builder treatmentBuilder = |
| DefaultTrafficTreatment.builder(); |
| treatmentBuilder.setEthDst(MacAddress.valueOf("00:00:00:00:00:01")); |
| |
| Set<ConnectPoint> ingressPoints = new HashSet<ConnectPoint>(); |
| ingressPoints.add(SW2_ETH1); |
| ingressPoints.add(SW3_ETH1); |
| |
| MultiPointToSinglePointIntent intent = |
| new MultiPointToSinglePointIntent(APPID, |
| selectorBuilder.build(), treatmentBuilder.build(), |
| ingressPoints, SW1_ETH1); |
| |
| return intent; |
| } |
| |
| /** |
| * Sets bgpRoutesField in Router class. |
| * |
| * @throws TestUtilsException |
| */ |
| private void setBgpRoutesField(RouteEntry routeEntry) |
| throws TestUtilsException { |
| |
| InvertedRadixTree<RouteEntry> bgpRoutes = |
| new ConcurrentInvertedRadixTree<>( |
| new DefaultByteArrayNodeFactory()); |
| bgpRoutes.put(RouteEntry.createBinaryString(routeEntry.prefix()), |
| routeEntry); |
| TestUtils.setField(router, "bgpRoutes", bgpRoutes); |
| } |
| |
| /** |
| * Sets routeIntentsField in IntentSynchronizer class. |
| * |
| * @throws TestUtilsException |
| */ |
| private void setRouteIntentsField(RouteEntry routeEntry, |
| MultiPointToSinglePointIntent intent) |
| throws TestUtilsException { |
| |
| ConcurrentHashMap<Ip4Prefix, MultiPointToSinglePointIntent> |
| routeIntents = new ConcurrentHashMap<>(); |
| routeIntents.put(routeEntry.prefix(), intent); |
| TestUtils.setField(intentSynchronizer, "routeIntents", routeIntents); |
| } |
| } |