Jian Li | 9b19916 | 2019-02-10 18:00:35 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2019-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.k8snetworking.impl; |
| 17 | |
| 18 | import com.google.common.collect.ImmutableSet; |
| 19 | import com.google.common.util.concurrent.MoreExecutors; |
| 20 | import org.junit.After; |
| 21 | import org.junit.Before; |
| 22 | import org.junit.Test; |
| 23 | import org.onlab.junit.TestUtils; |
| 24 | import org.onlab.packet.IpAddress; |
| 25 | import org.onosproject.core.ApplicationId; |
| 26 | import org.onosproject.core.CoreServiceAdapter; |
| 27 | import org.onosproject.core.DefaultApplicationId; |
| 28 | import org.onosproject.store.service.TestStorageService; |
| 29 | |
| 30 | import java.util.Set; |
| 31 | |
| 32 | import static org.junit.Assert.assertEquals; |
| 33 | import static org.junit.Assert.assertTrue; |
| 34 | |
| 35 | /** |
| 36 | * Unit tests for kubernetes IPAM manager. |
| 37 | */ |
| 38 | public class K8sIpamManagerTest { |
| 39 | |
| 40 | private static final ApplicationId TEST_APP_ID = new DefaultApplicationId(1, "test"); |
| 41 | |
| 42 | private static final String NETWORK_ID = "sona-network"; |
| 43 | private static final IpAddress IP_ADDRESS_1 = IpAddress.valueOf("10.10.10.2"); |
| 44 | private static final IpAddress IP_ADDRESS_2 = IpAddress.valueOf("10.10.10.3"); |
| 45 | private static final Set<IpAddress> IP_ADDRESSES = ImmutableSet.of(IP_ADDRESS_1, IP_ADDRESS_2); |
| 46 | |
| 47 | private K8sIpamManager target; |
| 48 | private DistributedK8sIpamStore k8sIpamStore; |
| 49 | |
| 50 | @Before |
| 51 | public void setUp() throws Exception { |
| 52 | k8sIpamStore = new DistributedK8sIpamStore(); |
| 53 | TestUtils.setField(k8sIpamStore, "coreService", new TestCoreService()); |
| 54 | TestUtils.setField(k8sIpamStore, "storageService", new TestStorageService()); |
| 55 | TestUtils.setField(k8sIpamStore, "eventExecutor", MoreExecutors.newDirectExecutorService()); |
| 56 | k8sIpamStore.activate(); |
| 57 | |
| 58 | target = new K8sIpamManager(); |
| 59 | TestUtils.setField(target, "coreService", new TestCoreService()); |
| 60 | target.k8sIpamStore = k8sIpamStore; |
| 61 | target.activate(); |
| 62 | } |
| 63 | |
| 64 | @After |
| 65 | public void tearDown() { |
| 66 | k8sIpamStore.deactivate(); |
| 67 | target.deactivate(); |
| 68 | k8sIpamStore = null; |
| 69 | target = null; |
| 70 | } |
| 71 | |
| 72 | /** |
| 73 | * Tests if allocating IP address works correctly. |
| 74 | */ |
| 75 | @Test |
| 76 | public void testAllocateIp() { |
| 77 | createBasicIpPool(); |
| 78 | |
| 79 | assertEquals("Number of allocated IPs did not match", 0, |
| 80 | target.allocatedIps(NETWORK_ID).size()); |
| 81 | assertEquals("Number of available IPs did not match", 2, |
| 82 | target.availableIps(NETWORK_ID).size()); |
| 83 | |
| 84 | IpAddress allocatedIp = target.allocateIp(NETWORK_ID); |
| 85 | assertEquals("Number of allocated IPs did not match", 1, |
| 86 | target.allocatedIps(NETWORK_ID).size()); |
| 87 | assertEquals("Number of available IPs did not match", 1, |
| 88 | target.availableIps(NETWORK_ID).size()); |
| 89 | assertTrue("Allocated IP did not match", |
| 90 | IP_ADDRESSES.contains(allocatedIp)); |
| 91 | } |
| 92 | |
| 93 | /** |
| 94 | * Tests if releasing IP address works correctly. |
| 95 | */ |
| 96 | @Test |
| 97 | public void testReleaseIp() { |
| 98 | createBasicIpPool(); |
| 99 | |
| 100 | IpAddress allocatedIp1 = target.allocateIp(NETWORK_ID); |
| 101 | IpAddress allocatedIp2 = target.allocateIp(NETWORK_ID); |
| 102 | |
| 103 | assertEquals("Number of allocated IPs did not match", 2, |
| 104 | target.allocatedIps(NETWORK_ID).size()); |
| 105 | assertEquals("Number of available IPs did not match", 0, |
| 106 | target.availableIps(NETWORK_ID).size()); |
| 107 | |
| 108 | target.releaseIp(NETWORK_ID, allocatedIp1); |
| 109 | |
| 110 | assertEquals("Number of allocated IPs did not match", 1, |
| 111 | target.allocatedIps(NETWORK_ID).size()); |
| 112 | assertEquals("Number of available IPs did not match", 1, |
| 113 | target.availableIps(NETWORK_ID).size()); |
| 114 | |
| 115 | target.releaseIp(NETWORK_ID, allocatedIp2); |
| 116 | |
| 117 | assertEquals("Number of allocated IPs did not match", 0, |
| 118 | target.allocatedIps(NETWORK_ID).size()); |
| 119 | assertEquals("Number of available IPs did not match", 2, |
| 120 | target.availableIps(NETWORK_ID).size()); |
| 121 | } |
| 122 | |
| 123 | private void createBasicIpPool() { |
| 124 | target.initializeIpPool(NETWORK_ID, IP_ADDRESSES); |
| 125 | } |
| 126 | |
| 127 | private static class TestCoreService extends CoreServiceAdapter { |
| 128 | |
| 129 | @Override |
| 130 | public ApplicationId registerApplication(String name) { |
| 131 | return TEST_APP_ID; |
| 132 | } |
| 133 | } |
| 134 | } |