| /* |
| * Copyright 2014-present Open Networking Foundation |
| * |
| * 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.net.host.impl; |
| |
| import com.google.common.collect.Lists; |
| import com.google.common.collect.Sets; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.onlab.junit.TestTools; |
| import org.onlab.osgi.ComponentContextAdapter; |
| import org.onlab.packet.IpAddress; |
| import org.onlab.packet.MacAddress; |
| import org.onlab.packet.VlanId; |
| import org.onosproject.cfg.ComponentConfigAdapter; |
| import org.onosproject.common.event.impl.TestEventDispatcher; |
| import org.onosproject.event.Event; |
| 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.config.NetworkConfigServiceAdapter; |
| import org.onosproject.net.host.DefaultHostDescription; |
| import org.onosproject.net.host.HostDescription; |
| import org.onosproject.net.host.HostEvent; |
| import org.onosproject.net.host.HostListener; |
| import org.onosproject.net.host.HostProvider; |
| import org.onosproject.net.host.HostProviderRegistry; |
| import org.onosproject.net.host.HostProviderService; |
| import org.onosproject.net.provider.AbstractProvider; |
| import org.onosproject.net.provider.ProviderId; |
| import org.onosproject.store.trivial.SimpleHostStore; |
| |
| import java.util.Collections; |
| import java.util.Dictionary; |
| import java.util.Hashtable; |
| import java.util.List; |
| import java.util.Set; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertTrue; |
| import static org.onosproject.net.NetTestTools.injectEventDispatcher; |
| import static org.onosproject.net.host.HostEvent.Type.HOST_ADDED; |
| import static org.onosproject.net.host.HostEvent.Type.HOST_MOVED; |
| import static org.onosproject.net.host.HostEvent.Type.HOST_REMOVED; |
| import static org.onosproject.net.host.HostEvent.Type.HOST_UPDATED; |
| |
| /** |
| * Test codifying the host service & host provider service contracts. |
| */ |
| public class HostManagerTest { |
| |
| private static final ProviderId PID = new ProviderId("host", "foo"); |
| private static final ProviderId PID2 = new ProviderId("host2", "foo2"); |
| |
| private static final VlanId VLAN1 = VlanId.vlanId((short) 1); |
| private static final VlanId VLAN2 = VlanId.vlanId((short) 2); |
| private static final MacAddress MAC1 = MacAddress.valueOf("00:00:11:00:00:01"); |
| private static final MacAddress MAC2 = MacAddress.valueOf("00:00:22:00:00:02"); |
| private static final MacAddress MAC3 = MacAddress.valueOf("00:00:33:00:00:03"); |
| private static final MacAddress MAC4 = MacAddress.valueOf("00:00:44:00:00:04"); |
| private static final HostId HID1 = HostId.hostId(MAC1, VLAN1); |
| private static final HostId HID2 = HostId.hostId(MAC2, VLAN1); |
| private static final HostId HID3 = HostId.hostId(MAC3, VLAN1); |
| private static final HostId HID4 = HostId.hostId(MAC4, VLAN1); |
| |
| private static final IpAddress IP1 = IpAddress.valueOf("10.0.0.1"); |
| private static final IpAddress IP2 = IpAddress.valueOf("10.0.0.2"); |
| private static final IpAddress IP3 = IpAddress.valueOf("2001::1"); |
| private static final IpAddress IP4 = IpAddress.valueOf("2001::2"); |
| |
| private static final DeviceId DID1 = DeviceId.deviceId("of:001"); |
| private static final DeviceId DID2 = DeviceId.deviceId("of:002"); |
| private static final PortNumber P1 = PortNumber.portNumber(100); |
| private static final PortNumber P2 = PortNumber.portNumber(200); |
| private static final HostLocation LOC1 = new HostLocation(DID1, P1, 123L); |
| private static final HostLocation LOC2 = new HostLocation(DID1, P2, 123L); |
| |
| public static final ComponentContextAdapter REMOVE_DUPS_MONITOR = new ComponentContextAdapter() { |
| @Override |
| public Dictionary getProperties() { |
| Hashtable<String, String> props = new Hashtable<String, String>(); |
| props.put("allowDuplicateIps", "true"); |
| props.put("monitorHosts", "true"); |
| props.put("probeRate", "40000"); |
| return props; |
| } |
| }; |
| |
| private HostManager mgr; |
| |
| protected TestListener listener = new TestListener(); |
| protected HostProviderRegistry registry; |
| protected TestHostProvider provider; |
| protected TestHostProvider provider2; |
| protected HostProviderService providerService; |
| protected HostProviderService providerService2; |
| |
| @Before |
| public void setUp() { |
| mgr = new HostManager(); |
| mgr.store = new SimpleHostStore(); |
| injectEventDispatcher(mgr, new TestEventDispatcher()); |
| registry = mgr; |
| mgr.networkConfigService = new TestNetworkConfigService(); |
| mgr.cfgService = new ComponentConfigAdapter(); |
| |
| mgr.activate(REMOVE_DUPS_MONITOR); |
| |
| mgr.addListener(listener); |
| |
| provider = new TestHostProvider(PID); |
| provider2 = new TestHostProvider(PID2); |
| providerService = registry.register(provider); |
| providerService2 = registry.register(provider2); |
| assertTrue("provider should be registered", |
| registry.getProviders().contains(provider.id())); |
| assertTrue("provider2 should be registered", |
| registry.getProviders().contains(provider2.id())); |
| } |
| |
| @After |
| public void tearDown() { |
| registry.unregister(provider); |
| registry.unregister(provider2); |
| assertFalse("provider should not be registered", |
| registry.getProviders().contains(provider.id())); |
| assertFalse("provider2 should not be registered", |
| registry.getProviders().contains(provider2.id())); |
| |
| mgr.removeListener(listener); |
| mgr.deactivate(); |
| injectEventDispatcher(mgr, null); |
| } |
| |
| private void detect(HostId hid, MacAddress mac, VlanId vlan, |
| HostLocation loc, IpAddress ip) { |
| HostDescription descr = new DefaultHostDescription(mac, vlan, loc, ip); |
| providerService.hostDetected(hid, descr, false); |
| assertNotNull("host should be found", mgr.getHost(hid)); |
| } |
| |
| private void configured(HostId hid, MacAddress mac, VlanId vlan, |
| HostLocation loc, IpAddress ip) { |
| HostDescription descr = new DefaultHostDescription(mac, vlan, loc, Collections.singleton(ip), true); |
| providerService2.hostDetected(hid, descr, false); |
| assertNotNull("host should be found", mgr.getHost(hid)); |
| } |
| |
| private void validateEvents(Enum... types) { |
| TestTools.assertAfter(100, () -> { |
| int i = 0; |
| assertEquals("wrong events received", types.length, listener.events.size()); |
| for (Event event : listener.events) { |
| assertEquals("incorrect event type", types[i], event.type()); |
| i++; |
| } |
| listener.events.clear(); |
| }); |
| } |
| |
| @Test |
| public void hostDetected() { |
| assertNull("host shouldn't be found", mgr.getHost(HID1)); |
| |
| // host addition |
| detect(HID1, MAC1, VLAN1, LOC1, IP1); |
| assertEquals("exactly one should be found", 1, mgr.getHostCount()); |
| detect(HID2, MAC2, VLAN2, LOC2, IP1); |
| assertEquals("two hosts should be found", 2, mgr.getHostCount()); |
| validateEvents(HOST_ADDED, HOST_ADDED); |
| |
| // host motion |
| detect(HID1, MAC1, VLAN1, LOC2, IP1); |
| validateEvents(HOST_MOVED); |
| assertEquals("only two hosts should be found", 2, mgr.getHostCount()); |
| |
| // host update |
| detect(HID1, MAC1, VLAN1, LOC2, IP2); |
| validateEvents(HOST_UPDATED); |
| assertEquals("only two hosts should be found", 2, mgr.getHostCount()); |
| } |
| |
| @Test |
| public void hostDetectedIPv6() { |
| assertNull("host shouldn't be found", mgr.getHost(HID3)); |
| |
| // host addition |
| detect(HID3, MAC3, VLAN1, LOC1, IP3); |
| assertEquals("exactly one should be found", 1, mgr.getHostCount()); |
| detect(HID4, MAC4, VLAN2, LOC2, IP3); |
| assertEquals("two hosts should be found", 2, mgr.getHostCount()); |
| validateEvents(HOST_ADDED, HOST_ADDED); |
| |
| // host motion |
| detect(HID3, MAC3, VLAN1, LOC2, IP3); |
| validateEvents(HOST_MOVED); |
| assertEquals("only two hosts should be found", 2, mgr.getHostCount()); |
| |
| // host update |
| detect(HID3, MAC3, VLAN1, LOC2, IP4); |
| validateEvents(HOST_UPDATED); |
| assertEquals("only two hosts should be found", 2, mgr.getHostCount()); |
| } |
| |
| /** |
| * If configured host and learnt host are both provided, we should always use |
| * the configured one. |
| */ |
| @Test |
| public void hostDetectedWithMultipleProviders() { |
| detect(HID1, MAC1, VLAN1, LOC1, IP1); |
| assertEquals("Expect ProviderId to be PID", PID, mgr.getHost(HID1).providerId()); |
| assertTrue("Expect IP to be IP1", mgr.getHost(HID1).ipAddresses().contains(IP1)); |
| assertEquals("Expect 1 host in the store", 1, mgr.getHostCount()); |
| configured(HID1, MAC1, VLAN1, LOC1, IP2); |
| assertEquals("Expect ProviderId get overridden by PID2", PID2, mgr.getHost(HID1).providerId()); |
| assertTrue("Expect IP to be IP2", mgr.getHost(HID1).ipAddresses().contains(IP2)); |
| assertEquals("Expect 1 hosts in the store", 1, mgr.getHostCount()); |
| detect(HID1, MAC1, VLAN1, LOC1, IP1); |
| assertEquals("Expect ProviderId doesn't get overridden by PID", PID2, mgr.getHost(HID1).providerId()); |
| assertTrue("Expect IP to be IP2", mgr.getHost(HID1).ipAddresses().contains(IP2)); |
| assertEquals("Expect 1 host in the store", 1, mgr.getHostCount()); |
| } |
| |
| @Test |
| public void hostVanished() { |
| detect(HID1, MAC1, VLAN1, LOC1, IP1); |
| providerService.hostVanished(HID1); |
| validateEvents(HOST_ADDED, HOST_REMOVED); |
| |
| assertNull("host should have been removed", mgr.getHost(HID1)); |
| } |
| |
| @Test |
| public void hostVanishedIPv6() { |
| detect(HID3, MAC3, VLAN1, LOC1, IP3); |
| providerService.hostVanished(HID3); |
| validateEvents(HOST_ADDED, HOST_REMOVED); |
| |
| assertNull("host should have been removed", mgr.getHost(HID3)); |
| } |
| |
| /** |
| * Providers should only be able to remove a host that is provided by itself, |
| * or a host that is not configured. |
| */ |
| @Test |
| public void hostVanishedWithMultipleProviders() { |
| detect(HID1, MAC1, VLAN1, LOC1, IP1); |
| configured(HID2, MAC2, VLAN2, LOC2, IP2); |
| |
| providerService2.hostVanished(HID1); |
| assertNull("Should be able to remove learnt host", mgr.getHost(HID1)); |
| |
| providerService.hostVanished(HID2); |
| assertNotNull("Should not be able to remove configured host since the provider is different", |
| mgr.getHost(HID2)); |
| |
| providerService2.hostVanished(HID2); |
| assertNull("Should be able to remove configured host when provider is the same", |
| mgr.getHost(HID2)); |
| } |
| |
| private void validateHosts( |
| String msg, Iterable<Host> hosts, HostId... ids) { |
| Set<HostId> hids = Sets.newHashSet(ids); |
| for (Host h : hosts) { |
| assertTrue(msg, hids.remove(h.id())); |
| } |
| assertTrue("expected hosts not fetched from store", hids.isEmpty()); |
| } |
| |
| @Test |
| public void getHosts() { |
| detect(HID1, MAC1, VLAN1, LOC1, IP1); |
| detect(HID2, MAC2, VLAN1, LOC2, IP2); |
| |
| validateHosts("host not properly stored", mgr.getHosts(), HID1, HID2); |
| validateHosts("can't get hosts by VLAN", mgr.getHostsByVlan(VLAN1), HID1, HID2); |
| validateHosts("can't get hosts by MAC", mgr.getHostsByMac(MAC1), HID1); |
| validateHosts("can't get hosts by IP", mgr.getHostsByIp(IP1), HID1); |
| validateHosts("can't get hosts by location", mgr.getConnectedHosts(LOC1), HID1); |
| assertTrue("incorrect host location", mgr.getConnectedHosts(DID2).isEmpty()); |
| } |
| |
| @Test |
| public void getHostsIPv6() { |
| detect(HID3, MAC3, VLAN1, LOC1, IP3); |
| detect(HID4, MAC4, VLAN1, LOC2, IP4); |
| |
| validateHosts("host not properly stored", mgr.getHosts(), HID3, HID4); |
| validateHosts("can't get hosts by VLAN", mgr.getHostsByVlan(VLAN1), HID3, HID4); |
| validateHosts("can't get hosts by MAC", mgr.getHostsByMac(MAC3), HID3); |
| validateHosts("can't get hosts by IP", mgr.getHostsByIp(IP3), HID3); |
| validateHosts("can't get hosts by location", mgr.getConnectedHosts(LOC1), HID3); |
| assertTrue("incorrect host location", mgr.getConnectedHosts(DID2).isEmpty()); |
| } |
| |
| private static class TestHostProvider extends AbstractProvider |
| implements HostProvider { |
| |
| protected TestHostProvider(ProviderId pid) { |
| super(pid); |
| } |
| |
| @Override |
| public void triggerProbe(Host host) { |
| } |
| |
| } |
| |
| private static class TestListener implements HostListener { |
| |
| protected List<HostEvent> events = Lists.newArrayList(); |
| |
| @Override |
| public void event(HostEvent event) { |
| events.add(event); |
| } |
| |
| } |
| |
| private class TestNetworkConfigService extends NetworkConfigServiceAdapter { |
| } |
| } |