models-provider/src/test/java/org/onap/policy/models/provider/impl/PolicyTypePersistenceTest.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  *  Copyright (C) 2019-2020 Nordix Foundation.
   4  * ================================================================================
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *      http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  *
  17  * SPDX-License-Identifier: Apache-2.0
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.policy.models.provider.impl;
  22
  23 import static org.assertj.core.api.Assertions.assertThatCode;
  24 import static org.assertj.core.api.Assertions.assertThatThrownBy;
  25 import static org.junit.Assert.assertEquals;
  26 import static org.junit.Assert.assertTrue;
  27
  28 import java.util.Base64;
  29 import java.util.Set;
  30 import java.util.concurrent.CountDownLatch;
  31 import java.util.concurrent.TimeUnit;
  32
  33 import org.junit.After;
  34 import org.junit.Before;
  35 import org.junit.Test;
  36 import org.onap.policy.common.utils.coder.YamlJsonTranslator;
  37 import org.onap.policy.common.utils.resources.ResourceUtils;
  38 import org.onap.policy.models.base.PfModelException;
  39 import org.onap.policy.models.provider.PolicyModelsProvider;
  40 import org.onap.policy.models.provider.PolicyModelsProviderFactory;
  41 import org.onap.policy.models.provider.PolicyModelsProviderParameters;
  42 import org.onap.policy.models.tosca.authorative.concepts.ToscaEntityKey;
  43 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyType;
  44 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
  45
  46 /**
  47  * Test persistence of monitoring policies to and from the database.
  48  *
  49  * @author Liam Fallon (liam.fallon@est.tech)
  50  */
  51 public class PolicyTypePersistenceTest {
  52     private YamlJsonTranslator yamlTranslator = new YamlJsonTranslator();
  53     private PolicyModelsProvider databaseProvider;
  54
  55     /**
  56      * Initialize provider.
  57      *
  58      * @throws PfModelException on exceptions in the tests
  59      */
  60     @Before
  61     public void setupParameters() throws PfModelException {
  62         // H2, use "org.mariadb.jdbc.Driver" and "jdbc:mariadb://localhost:3306/policy" for locally installed MariaDB
  63
  64         PolicyModelsProviderParameters parameters = new PolicyModelsProviderParameters();
  65         parameters.setDatabaseDriver("org.h2.Driver");
  66         parameters.setDatabaseUrl("jdbc:h2:mem:testdb");
  67         parameters.setDatabaseUser("policy");
  68         parameters.setDatabasePassword(Base64.getEncoder().encodeToString("P01icY".getBytes()));
  69         parameters.setPersistenceUnit("ToscaConceptTest");
  70
  71         databaseProvider = new PolicyModelsProviderFactory().createPolicyModelsProvider(parameters);
  72     }
  73
  74     @After
  75     public void teardown() throws Exception {
  76         databaseProvider.close();
  77     }
  78
  79     @Test
  80     public void testPolicyTypePersistence() throws Exception {
  81         Set<String> policyTypeDirectoryContents = ResourceUtils.getDirectoryContents("policytypes");
  82
  83         ToscaServiceTemplate serviceTemplate = new ToscaServiceTemplate();
  84
  85         for (String policyTypeFilePath : policyTypeDirectoryContents) {
  86             String policyTypeString = ResourceUtils.getResourceAsString(policyTypeFilePath);
  87
  88             ToscaServiceTemplate foundPolicyTypeSt =
  89                 yamlTranslator.fromYaml(policyTypeString, ToscaServiceTemplate.class);
  90
  91             serviceTemplate.setDerivedFrom(foundPolicyTypeSt.getDerivedFrom());
  92             serviceTemplate.setDescription(foundPolicyTypeSt.getDescription());
  93             serviceTemplate.setMetadata(foundPolicyTypeSt.getMetadata());
  94             serviceTemplate.setName(foundPolicyTypeSt.getName());
  95             serviceTemplate.setToscaDefinitionsVersion(foundPolicyTypeSt.getToscaDefinitionsVersion());
  96             serviceTemplate.setToscaTopologyTemplate(foundPolicyTypeSt.getToscaTopologyTemplate());
  97             serviceTemplate.setVersion(foundPolicyTypeSt.getVersion());
  98
  99             if (foundPolicyTypeSt.getDataTypes() != null) {
 100                 if (serviceTemplate.getDataTypes() == null) {
 101                     serviceTemplate.setDataTypes(foundPolicyTypeSt.getDataTypes());
 102                 } else {
 103                     serviceTemplate.getDataTypes().putAll(foundPolicyTypeSt.getDataTypes());
 104                 }
 105             }
 106
 107             if (serviceTemplate.getPolicyTypes() == null) {
 108                 serviceTemplate.setPolicyTypes(foundPolicyTypeSt.getPolicyTypes());
 109             } else {
 110                 serviceTemplate.getPolicyTypes().putAll(foundPolicyTypeSt.getPolicyTypes());
 111             }
 112         }
 113
 114         CountDownLatch threadCountDownLatch = new CountDownLatch(10);
 115
 116         for (int i = 0; i < 10; i++) {
 117             new Thread() {
 118                 public void run() {
 119                     assertThatCode(() -> databaseProvider.createPolicyTypes(serviceTemplate))
 120                         .doesNotThrowAnyException();
 121                     threadCountDownLatch.countDown();
 122                 }
 123             }.start();
 124         }
 125
 126         threadCountDownLatch.await(9, TimeUnit.SECONDS);
 127
 128         ToscaEntityKey resourceOptimizationPtKey =
 129             new ToscaEntityKey("onap.policies.optimization.resource.OptimizationPolicy", "1.0.0");
 130
 131         ToscaServiceTemplate resOptPolicyTypeSt = databaseProvider.getPolicyTypes(resourceOptimizationPtKey.getName(),
 132             resourceOptimizationPtKey.getVersion());
 133
 134         assertEquals(3, resOptPolicyTypeSt.getPolicyTypesAsMap().size());
 135         assertTrue(resOptPolicyTypeSt.getPolicyTypesAsMap().containsKey(resourceOptimizationPtKey));
 136
 137         ToscaEntityKey resourcePtKey = new ToscaEntityKey("onap.policies.optimization.Resource", "1.0.0");
 138         assertTrue(resOptPolicyTypeSt.getPolicyTypesAsMap().containsKey(resourcePtKey));
 139
 140         ToscaEntityKey optimizationPtKey = new ToscaEntityKey("onap.policies.Optimization", "1.0.0");
 141         assertTrue(resOptPolicyTypeSt.getPolicyTypesAsMap().containsKey(optimizationPtKey));
 142
 143         assertEquals(2, resOptPolicyTypeSt.getDataTypesAsMap().size());
 144
 145         deleteUnreferencedPolicyTypes();
 146
 147         assertThatThrownBy(() -> {
 148             databaseProvider.getPolicyTypes(null, null);
 149         }).hasMessageContaining("policy types for null:null do not exist");
 150     }
 151
 152     private void deleteUnreferencedPolicyTypes() throws PfModelException {
 153         ToscaServiceTemplate allPolicyTypes = databaseProvider.getPolicyTypes(null, null);
 154
 155         boolean deleteFailedDueToReference = false;
 156
 157         for (ToscaPolicyType policyType : allPolicyTypes.getPolicyTypes().values()) {
 158             try {
 159                 ToscaServiceTemplate deletedServiceTemplate =
 160                     databaseProvider.deletePolicyType(policyType.getName(), policyType.getVersion());
 161                 assertEquals(1, deletedServiceTemplate.getPolicyTypesAsMap().size());
 162             } catch (Exception pfModelRuntimeException) {
 163                 assertTrue(pfModelRuntimeException.getMessage().contains("is in use, it is referenced in policy type"));
 164                 deleteFailedDueToReference = true;
 165             }
 166         }
 167
 168         if (deleteFailedDueToReference) {
 169             deleteUnreferencedPolicyTypes();
 170         }
 171     }
 172 }