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Diffstat (limited to 'framework/src/onos/apps/routing/src/test/java/org/onosproject/routing/impl/RouterTest.java')
-rw-r--r-- | framework/src/onos/apps/routing/src/test/java/org/onosproject/routing/impl/RouterTest.java | 287 |
1 files changed, 287 insertions, 0 deletions
diff --git a/framework/src/onos/apps/routing/src/test/java/org/onosproject/routing/impl/RouterTest.java b/framework/src/onos/apps/routing/src/test/java/org/onosproject/routing/impl/RouterTest.java new file mode 100644 index 00000000..45bc309f --- /dev/null +++ b/framework/src/onos/apps/routing/src/test/java/org/onosproject/routing/impl/RouterTest.java @@ -0,0 +1,287 @@ +/* + * Copyright 2014-2015 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.routing.impl; + +import com.google.common.collect.Sets; + +import org.junit.After; +import org.junit.Before; +import org.junit.Test; +import org.onlab.packet.Ip4Address; +import org.onlab.packet.Ip4Prefix; +import org.onlab.packet.IpAddress; +import org.onlab.packet.IpPrefix; +import org.onlab.packet.MacAddress; +import org.onlab.packet.VlanId; +import org.onosproject.core.CoreService; +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.host.HostListener; +import org.onosproject.net.host.HostService; +import org.onosproject.net.provider.ProviderId; +import org.onosproject.routing.BgpService; +import org.onosproject.routing.FibEntry; +import org.onosproject.routing.FibListener; +import org.onosproject.routing.FibUpdate; +import org.onosproject.routing.RouteEntry; +import org.onosproject.routing.RouteListener; +import org.onosproject.routing.RouteUpdate; +import org.onosproject.routing.config.RoutingConfigurationService; + +import java.util.Collections; + +import static org.easymock.EasyMock.*; +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertTrue; + +/** + * This class tests adding a route, updating a route, deleting a route, + * and adding a route whose next hop is the local BGP speaker. + * <p/> + * The HostService answers requests synchronously. + */ +public class RouterTest { + + private HostService hostService; + private RoutingConfigurationService routingConfigurationService; + + private FibListener fibListener; + + 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 static final ConnectPoint SW4_ETH1 = new ConnectPoint( + DeviceId.deviceId("of:0000000000000004"), + PortNumber.portNumber(1)); + + private Router router; + + @Before + public void setUp() throws Exception { + setUpHostService(); + routingConfigurationService = + createMock(RoutingConfigurationService.class); + + BgpService bgpService = createMock(BgpService.class); + bgpService.start(anyObject(RouteListener.class)); + bgpService.stop(); + replay(bgpService); + + fibListener = createMock(FibListener.class); + + router = new Router(); + router.coreService = createNiceMock(CoreService.class); + router.hostService = hostService; + router.routingConfigurationService = routingConfigurationService; + router.bgpService = bgpService; + router.activate(); + + router.addFibListener(fibListener); + router.start(); + } + + @After + public void tearDown() { + router.stop(); + } + + /** + * Sets up the host service with details of some hosts. + */ + private void setUpHostService() { + hostService = createMock(HostService.class); + + hostService.addListener(anyObject(HostListener.class)); + expectLastCall().anyTimes(); + + IpAddress host1Address = IpAddress.valueOf("192.168.10.1"); + Host host1 = new DefaultHost(ProviderId.NONE, HostId.NONE, + MacAddress.valueOf("00:00:00:00:00:01"), VlanId.NONE, + new HostLocation(SW1_ETH1, 1), + Sets.newHashSet(host1Address)); + + expect(hostService.getHostsByIp(host1Address)) + .andReturn(Sets.newHashSet(host1)).anyTimes(); + hostService.startMonitoringIp(host1Address); + expectLastCall().anyTimes(); + + + IpAddress host2Address = IpAddress.valueOf("192.168.20.1"); + Host host2 = new DefaultHost(ProviderId.NONE, HostId.NONE, + MacAddress.valueOf("00:00:00:00:00:02"), VlanId.NONE, + new HostLocation(SW2_ETH1, 1), + Sets.newHashSet(host2Address)); + + expect(hostService.getHostsByIp(host2Address)) + .andReturn(Sets.newHashSet(host2)).anyTimes(); + hostService.startMonitoringIp(host2Address); + expectLastCall().anyTimes(); + + // Next hop on a VLAN + IpAddress host3Address = IpAddress.valueOf("192.168.40.1"); + Host host3 = new DefaultHost(ProviderId.NONE, HostId.NONE, + MacAddress.valueOf("00:00:00:00:00:03"), VlanId.vlanId((short) 1), + new HostLocation(SW4_ETH1, 1), + Sets.newHashSet(host3Address)); + + expect(hostService.getHostsByIp(host3Address)) + .andReturn(Sets.newHashSet(host3)).anyTimes(); + hostService.startMonitoringIp(host3Address); + expectLastCall().anyTimes(); + + // Called during shutdown + hostService.removeListener(anyObject(HostListener.class)); + + replay(hostService); + } + + /** + * Tests adding a route entry. + */ + @Test + public void testRouteAdd() { + // Construct a route entry + IpPrefix prefix = Ip4Prefix.valueOf("1.1.1.0/24"); + IpAddress nextHopIp = Ip4Address.valueOf("192.168.10.1"); + + RouteEntry routeEntry = new RouteEntry(prefix, nextHopIp); + + // Expected FIB entry + FibEntry fibEntry = new FibEntry(prefix, nextHopIp, + MacAddress.valueOf("00:00:00:00:00:01")); + + fibListener.update(Collections.singletonList(new FibUpdate( + FibUpdate.Type.UPDATE, fibEntry)), Collections.emptyList()); + + replay(fibListener); + + router.processRouteUpdates(Collections.singletonList( + new RouteUpdate(RouteUpdate.Type.UPDATE, routeEntry))); + + verify(fibListener); + } + + /** + * Tests updating a route entry. + */ + @Test + public void testRouteUpdate() { + // Firstly add a route + testRouteAdd(); + + // Route entry with updated next hop for the original prefix + RouteEntry routeEntryUpdate = new RouteEntry( + Ip4Prefix.valueOf("1.1.1.0/24"), + Ip4Address.valueOf("192.168.20.1")); + + // The old FIB entry will be withdrawn + FibEntry withdrawFibEntry = new FibEntry( + Ip4Prefix.valueOf("1.1.1.0/24"), null, null); + + // A new FIB entry will be added + FibEntry updateFibEntry = new FibEntry( + Ip4Prefix.valueOf("1.1.1.0/24"), + Ip4Address.valueOf("192.168.20.1"), + MacAddress.valueOf("00:00:00:00:00:02")); + + reset(fibListener); + fibListener.update(Collections.singletonList(new FibUpdate( + FibUpdate.Type.UPDATE, updateFibEntry)), + Collections.singletonList(new FibUpdate( + FibUpdate.Type.DELETE, withdrawFibEntry))); + replay(fibListener); + + reset(routingConfigurationService); + expect(routingConfigurationService.isIpPrefixLocal( + anyObject(IpPrefix.class))).andReturn(false); + replay(routingConfigurationService); + + router.processRouteUpdates(Collections.singletonList(new RouteUpdate( + RouteUpdate.Type.UPDATE, routeEntryUpdate))); + + verify(fibListener); + } + + /** + * Tests deleting a route entry. + */ + @Test + public void testRouteDelete() { + // Firstly add a route + testRouteAdd(); + + RouteEntry deleteRouteEntry = new RouteEntry( + Ip4Prefix.valueOf("1.1.1.0/24"), + Ip4Address.valueOf("192.168.10.1")); + + FibEntry deleteFibEntry = new FibEntry( + Ip4Prefix.valueOf("1.1.1.0/24"), null, null); + + reset(fibListener); + fibListener.update(Collections.emptyList(), Collections.singletonList( + new FibUpdate(FibUpdate.Type.DELETE, deleteFibEntry))); + + replay(fibListener); + + router.processRouteUpdates(Collections.singletonList( + new RouteUpdate(RouteUpdate.Type.DELETE, deleteRouteEntry))); + + verify(fibListener); + } + + /** + * Tests adding a route whose next hop is the local BGP speaker. + */ + @Test + public void testLocalRouteAdd() { + // Construct a route entry, the next hop is the local BGP speaker + RouteEntry routeEntry = new RouteEntry( + Ip4Prefix.valueOf("1.1.1.0/24"), + Ip4Address.valueOf("0.0.0.0")); + + // No methods on the FIB listener should be called + replay(fibListener); + + reset(routingConfigurationService); + expect(routingConfigurationService.isIpPrefixLocal( + anyObject(IpPrefix.class))).andReturn(true); + replay(routingConfigurationService); + + // Call the processRouteUpdates() method in Router class + RouteUpdate routeUpdate = new RouteUpdate(RouteUpdate.Type.UPDATE, + routeEntry); + router.processRouteUpdates(Collections.singletonList(routeUpdate)); + + // Verify + assertEquals(1, router.getRoutes4().size()); + assertTrue(router.getRoutes4().contains(routeEntry)); + verify(fibListener); + } +} |