| /* |
| * Copyright 2020-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.k8snode.impl; |
| |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Lists; |
| import com.google.common.util.concurrent.MoreExecutors; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.onlab.junit.TestUtils; |
| import org.onlab.packet.IpAddress; |
| import org.onosproject.cluster.ClusterServiceAdapter; |
| import org.onosproject.cluster.LeadershipServiceAdapter; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.core.CoreServiceAdapter; |
| import org.onosproject.core.DefaultApplicationId; |
| import org.onosproject.event.Event; |
| import org.onosproject.k8snode.api.DefaultK8sHost; |
| import org.onosproject.k8snode.api.K8sHost; |
| import org.onosproject.k8snode.api.K8sHostEvent; |
| import org.onosproject.k8snode.api.K8sHostListener; |
| import org.onosproject.k8snode.api.K8sHostState; |
| import org.onosproject.store.service.TestStorageService; |
| |
| import java.util.List; |
| import java.util.Set; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertTrue; |
| import static org.onosproject.k8snode.api.K8sHostEvent.Type.K8S_HOST_COMPLETE; |
| import static org.onosproject.k8snode.api.K8sHostEvent.Type.K8S_HOST_CREATED; |
| import static org.onosproject.k8snode.api.K8sHostEvent.Type.K8S_HOST_REMOVED; |
| import static org.onosproject.k8snode.api.K8sHostEvent.Type.K8S_HOST_UPDATED; |
| import static org.onosproject.k8snode.api.K8sHostEvent.Type.K8S_NODES_ADDED; |
| import static org.onosproject.k8snode.api.K8sHostEvent.Type.K8S_NODES_REMOVED; |
| import static org.onosproject.k8snode.api.K8sHostState.COMPLETE; |
| import static org.onosproject.k8snode.api.K8sHostState.INIT; |
| |
| /** |
| * Unit tests for kubernetes host manager. |
| */ |
| public class K8sHostManagerTest { |
| |
| private static final ApplicationId TEST_APP_ID = new DefaultApplicationId(1, "test"); |
| |
| private static final String ERR_SIZE = "Number of hosts did not match"; |
| private static final String ERR_NOT_MATCH = "Host did not match"; |
| private static final String ERR_NOT_FOUND = "Host did not exist"; |
| |
| private static final IpAddress HOST_IP_1 = IpAddress.valueOf("192.168.100.2"); |
| private static final IpAddress HOST_IP_2 = IpAddress.valueOf("192.168.101.2"); |
| private static final IpAddress HOST_IP_3 = IpAddress.valueOf("192.168.102.2"); |
| |
| private static final K8sHost HOST_1 = createHost( |
| HOST_IP_1, |
| INIT, |
| ImmutableSet.of("1", "2") |
| ); |
| |
| private static final K8sHost HOST_2 = createHost( |
| HOST_IP_2, |
| INIT, |
| ImmutableSet.of("3", "4") |
| ); |
| |
| private static final K8sHost HOST_3 = createHost( |
| HOST_IP_3, |
| COMPLETE, |
| ImmutableSet.of("5", "6") |
| ); |
| |
| private final TestK8sHostListener testListener = new TestK8sHostListener(); |
| |
| private K8sHostManager target; |
| private DistributedK8sHostStore hostStore; |
| |
| /** |
| * Initial setup for this unit test. |
| */ |
| @Before |
| public void setUp() { |
| hostStore = new DistributedK8sHostStore(); |
| TestUtils.setField(hostStore, "coreService", new TestCoreService()); |
| TestUtils.setField(hostStore, "storageService", new TestStorageService()); |
| TestUtils.setField(hostStore, "eventExecutor", MoreExecutors.newDirectExecutorService()); |
| hostStore.activate(); |
| |
| hostStore.createHost(HOST_2); |
| hostStore.createHost(HOST_3); |
| |
| target = new K8sHostManager(); |
| target.storageService = new TestStorageService(); |
| target.coreService = new TestCoreService(); |
| target.clusterService = new TestClusterService(); |
| target.leadershipService = new TestLeadershipService(); |
| target.hostStore = hostStore; |
| target.addListener(testListener); |
| target.activate(); |
| testListener.events.clear(); |
| } |
| |
| /** |
| * Clean up unit test. |
| */ |
| @After |
| public void tearDown() { |
| target.removeListener(testListener); |
| target.deactivate(); |
| hostStore.deactivate(); |
| hostStore = null; |
| target = null; |
| } |
| |
| /** |
| * Checks if creating and removing a host work well with proper events. |
| */ |
| @Test |
| public void testCreateAndRemoveHost() { |
| target.createHost(HOST_1); |
| assertEquals(ERR_SIZE, 3, target.hosts().size()); |
| assertNotNull(target.host(HOST_IP_1)); |
| |
| target.removeHost(HOST_IP_1); |
| assertEquals(ERR_SIZE, 2, target.hosts().size()); |
| assertNull(target.host(HOST_IP_1)); |
| |
| validateEvents(K8S_HOST_CREATED, K8S_HOST_REMOVED); |
| } |
| |
| /** |
| * Checks if creating null host fails with proper exception. |
| */ |
| @Test(expected = NullPointerException.class) |
| public void testCreateNullHost() { |
| target.createHost(null); |
| } |
| |
| /** |
| * Checks if creating a duplicated host fails with proper exception. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testCreateDuplicateHost() { |
| target.createHost(HOST_1); |
| target.createHost(HOST_1); |
| } |
| |
| /** |
| * Checks if removing null host fails with proper exception. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testRemoveNullHost() { |
| target.removeHost(null); |
| } |
| |
| /** |
| * Checks if updating a host works well with proper event. |
| */ |
| @Test |
| public void testUpdateHost() { |
| K8sHost updated = HOST_2.updateState(COMPLETE); |
| target.updateHost(updated); |
| validateEvents(K8S_HOST_UPDATED, K8S_HOST_COMPLETE); |
| } |
| |
| /** |
| * Checks if updating a null host fails with proper exception. |
| */ |
| @Test(expected = NullPointerException.class) |
| public void testUpdateNullHost() { |
| target.updateHost(null); |
| } |
| |
| /** |
| * Checks if updating not existing host fails with proper exception. |
| */ |
| @Test(expected = IllegalArgumentException.class) |
| public void testUpdateNotExistingHost() { |
| target.updateHost(HOST_1); |
| } |
| |
| /** |
| * Checks if adding nodes into host works well with proper event. |
| */ |
| @Test |
| public void testAddNodesToHost() { |
| K8sHost updated = HOST_2.updateNodeNames(ImmutableSet.of("3", "4", "5")); |
| target.updateHost(updated); |
| validateEvents(K8S_HOST_UPDATED, K8S_NODES_ADDED); |
| } |
| |
| /** |
| * Checks if removing nodes from host works well with proper event. |
| */ |
| @Test |
| public void testRemoveNodesFromHost() { |
| K8sHost updated = HOST_2.updateNodeNames(ImmutableSet.of("3")); |
| target.updateHost(updated); |
| validateEvents(K8S_HOST_UPDATED, K8S_NODES_REMOVED); |
| } |
| |
| /** |
| * Checks if getting all hosts method returns correct set of nodes. |
| */ |
| @Test |
| public void testGetAllHosts() { |
| assertEquals(ERR_SIZE, 2, target.hosts().size()); |
| assertTrue(ERR_NOT_FOUND, target.hosts().contains(HOST_2)); |
| assertTrue(ERR_NOT_FOUND, target.hosts().contains(HOST_3)); |
| } |
| |
| /** |
| * Checks if getting complete hosts method returns correct set of nodes. |
| */ |
| @Test |
| public void testGetCompleteHosts() { |
| assertEquals(ERR_SIZE, 1, target.completeHosts().size()); |
| assertTrue(ERR_NOT_FOUND, target.completeHosts().contains(HOST_3)); |
| } |
| |
| private void validateEvents(Enum... types) { |
| int i = 0; |
| assertEquals("Number of events did not match", types.length, testListener.events.size()); |
| for (Event event : testListener.events) { |
| assertEquals("Incorrect event received", types[i], event.type()); |
| i++; |
| } |
| testListener.events.clear(); |
| } |
| |
| private static class TestK8sHostListener implements K8sHostListener { |
| private List<K8sHostEvent> events = Lists.newArrayList(); |
| |
| @Override |
| public void event(K8sHostEvent event) { |
| events.add(event); |
| } |
| } |
| |
| private static class TestCoreService extends CoreServiceAdapter { |
| @Override |
| public ApplicationId registerApplication(String name) { |
| return TEST_APP_ID; |
| } |
| } |
| |
| private class TestClusterService extends ClusterServiceAdapter { |
| |
| } |
| |
| private static class TestLeadershipService extends LeadershipServiceAdapter { |
| |
| } |
| |
| private static K8sHost createHost(IpAddress hostIp, K8sHostState state, Set<String> nodeNames) { |
| return DefaultK8sHost.builder() |
| .hostIp(hostIp) |
| .nodeNames(nodeNames) |
| .state(state) |
| .build(); |
| } |
| } |