2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
6 * Modifications Copyright (C) 2019 Nordix Foundation.
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
22 package org.onap.policy.pap.main.rest.e2e;
25 import java.io.FileInputStream;
26 import java.io.FileNotFoundException;
27 import java.io.IOException;
28 import java.util.List;
30 import org.junit.After;
31 import org.junit.AfterClass;
32 import org.junit.BeforeClass;
33 import org.onap.policy.common.parameters.ValidationResult;
34 import org.onap.policy.common.utils.coder.Coder;
35 import org.onap.policy.common.utils.coder.CoderException;
36 import org.onap.policy.common.utils.coder.StandardCoder;
37 import org.onap.policy.common.utils.resources.ResourceUtils;
38 import org.onap.policy.models.base.PfModelException;
39 import org.onap.policy.models.pdp.concepts.PdpGroup;
40 import org.onap.policy.models.pdp.concepts.PdpGroups;
41 import org.onap.policy.models.provider.PolicyModelsProvider;
42 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
43 import org.onap.policy.pap.main.PolicyModelsProviderFactoryWrapper;
44 import org.onap.policy.pap.main.PolicyPapRuntimeException;
45 import org.onap.policy.pap.main.parameters.PapParameterGroup;
46 import org.onap.policy.pap.main.rest.CommonPapRestServer;
47 import org.slf4j.Logger;
48 import org.slf4j.LoggerFactory;
49 import org.yaml.snakeyaml.Yaml;
51 public class End2EndBase extends CommonPapRestServer {
52 private static final Logger logger = LoggerFactory.getLogger(End2EndBase.class);
54 private static final Coder coder = new StandardCoder();
55 private static final Yaml yaml = new Yaml();
58 * DB connection. This is kept open until {@link #stop()} is invoked so that the in-memory DB is not destroyed.
60 private static PolicyModelsProvider dbConn;
63 * DAO provider factory.
65 private static PolicyModelsProviderFactoryWrapper daoFactory;
68 * Context - should be initialized by setUp() method.
70 protected End2EndContext context = null;
74 * Starts Main and connects to the DB.
76 * @throws Exception if an error occurs
79 public static void setUpBeforeClass() throws Exception {
80 setUpBeforeClass(true);
84 * Starts Main, if specified, and connects to the DB.
86 * @param shouldStart {@code true} if Main should be started, {@code false} otherwise
87 * @throws Exception if an error occurs
89 public static void setUpBeforeClass(final boolean shouldStart) throws Exception {
90 CommonPapRestServer.setUpBeforeClass(shouldStart);
92 final PapParameterGroup params = new StandardCoder().decode(new File(CONFIG_FILE), PapParameterGroup.class);
93 daoFactory = new PolicyModelsProviderFactoryWrapper(params.getDatabaseProviderParameters());
94 dbConn = daoFactory.create();
101 public static void tearDownAfterClass() {
104 } catch (final PfModelException e) {
105 logger.warn("failed to close the DB", e);
110 } catch (final Exception e) {
111 logger.warn("failed to close DAO factory", e);
114 CommonPapRestServer.teardownAfterClass();
122 public void tearDown() {
123 if (context != null) {
126 } catch (final Exception e) {
127 logger.warn("failed to stop end-to-end context", e);
136 * Adds Tosca Policy Types to the DB.
138 * @param yamlFile name of the YAML file specifying the data to be loaded
139 * @throws PfModelException if a DAO error occurs
141 public static void addToscaPolicyTypes(final String yamlFile) throws PfModelException {
142 final ToscaServiceTemplate serviceTemplate = loadYamlFile(yamlFile, ToscaServiceTemplate.class);
143 dbConn.createPolicyTypes(serviceTemplate);
147 * Adds Tosca Policies to the DB.
149 * @param yamlFile name of the YAML file specifying the data to be loaded
150 * @throws PfModelException if a DAO error occurs
152 public static void addToscaPolicies(final String yamlFile) throws PfModelException {
153 final ToscaServiceTemplate serviceTemplate = loadYamlFile(yamlFile, ToscaServiceTemplate.class);
154 dbConn.createPolicies(serviceTemplate);
158 * Adds PDP groups to the DB.
160 * @param jsonFile name of the JSON file specifying the data to be loaded
161 * @throws PfModelException if a DAO error occurs
163 public static void addGroups(final String jsonFile) throws PfModelException {
164 final PdpGroups groups = loadJsonFile(jsonFile, PdpGroups.class);
166 final ValidationResult result = groups.validatePapRest();
167 if (!result.isValid()) {
168 throw new PolicyPapRuntimeException("cannot init DB groups from " + jsonFile + ":\n" + result.getResult());
171 dbConn.createPdpGroups(groups.getGroups());
175 * Fetch PDP groups from the DB.
177 * @param name name of the pdpGroup
178 * @throws PfModelException if a DAO error occurs
180 public static List<PdpGroup> fetchGroups(final String name) throws PfModelException {
181 return dbConn.getPdpGroups(name);
185 * Loads an object from a YAML file.
187 * @param fileName name of the file from which to load
188 * @param clazz the class of the object to be loaded
189 * @return the object that was loaded from the file
191 protected static <T> T loadYamlFile(final String fileName, final Class<T> clazz) {
192 final File propFile = new File(ResourceUtils.getFilePath4Resource("e2e/" + fileName));
194 try (FileInputStream input = new FileInputStream(propFile)) {
195 final Object yamlObject = yaml.load(input);
196 final String json = coder.encode(yamlObject);
197 final T result = coder.decode(json, clazz);
199 if (result == null) {
200 throw new PolicyPapRuntimeException("cannot decode " + clazz.getSimpleName() + " from " + fileName);
205 } catch (final FileNotFoundException e) {
206 throw new PolicyPapRuntimeException("cannot find " + fileName, e);
208 } catch (IOException | CoderException e) {
209 throw new PolicyPapRuntimeException("cannot decode " + fileName, e);
214 * Loads an object from a JSON file.
216 * @param fileName name of the file from which to load
217 * @param clazz the class of the object to be loaded
218 * @return the object that was loaded from the file
220 protected static <T> T loadJsonFile(final String fileName, final Class<T> clazz) {
221 final String fileName2 = (fileName.startsWith("src/") ? fileName : "e2e/" + fileName);
222 final File propFile = new File(ResourceUtils.getFilePath4Resource(fileName2));
224 final T result = coder.decode(propFile, clazz);
226 if (result == null) {
227 throw new PolicyPapRuntimeException("cannot decode " + clazz.getSimpleName() + " from " + fileName);
232 } catch (final CoderException e) {
233 throw new RuntimeException(e);