main/src/test/java/org/onap/policy/pdpx/main/rest/TestDecision.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
   4  * Modifications Copyright (C) 2019 Nordix Foundation.
   5  * ================================================================================
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  *      http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  *
  18  * SPDX-License-Identifier: Apache-2.0
  19  * ============LICENSE_END=========================================================
  20  */
  21
  22 package org.onap.policy.pdpx.main.rest;
  23
  24 import static org.assertj.core.api.Assertions.assertThat;
  25 import static org.junit.Assert.assertEquals;
  26
  27 import com.google.gson.Gson;
  28 import com.google.gson.GsonBuilder;
  29 import java.io.File;
  30 import java.io.IOException;
  31 import java.nio.file.Files;
  32 import java.nio.file.Path;
  33 import java.nio.file.Paths;
  34 import java.nio.file.StandardCopyOption;
  35 import java.security.KeyManagementException;
  36 import java.security.NoSuchAlgorithmException;
  37 import java.util.Collections;
  38 import java.util.HashMap;
  39 import java.util.Map;
  40 import javax.ws.rs.client.Entity;
  41 import javax.ws.rs.core.MediaType;
  42 import javax.ws.rs.core.Response;
  43 import javax.ws.rs.core.Response.Status;
  44 import org.junit.AfterClass;
  45 import org.junit.BeforeClass;
  46 import org.junit.ClassRule;
  47 import org.junit.Test;
  48 import org.junit.rules.TemporaryFolder;
  49 import org.onap.policy.common.endpoints.event.comm.bus.internal.BusTopicParams;
  50 import org.onap.policy.common.endpoints.http.client.HttpClient;
  51 import org.onap.policy.common.endpoints.http.client.HttpClientConfigException;
  52 import org.onap.policy.common.endpoints.http.client.HttpClientFactoryInstance;
  53 import org.onap.policy.common.endpoints.parameters.RestServerParameters;
  54 import org.onap.policy.common.endpoints.parameters.TopicParameterGroup;
  55 import org.onap.policy.common.gson.GsonMessageBodyHandler;
  56 import org.onap.policy.common.utils.network.NetworkUtil;
  57 import org.onap.policy.common.utils.resources.ResourceUtils;
  58 import org.onap.policy.models.decisions.concepts.DecisionRequest;
  59 import org.onap.policy.models.decisions.concepts.DecisionResponse;
  60 import org.onap.policy.models.errors.concepts.ErrorResponse;
  61 import org.onap.policy.pdpx.main.PolicyXacmlPdpException;
  62 import org.onap.policy.pdpx.main.parameters.CommonTestData;
  63 import org.onap.policy.pdpx.main.parameters.XacmlPdpParameterGroup;
  64 import org.onap.policy.pdpx.main.startstop.Main;
  65 import org.onap.policy.pdpx.main.startstop.XacmlPdpActivator;
  66 import org.slf4j.Logger;
  67 import org.slf4j.LoggerFactory;
  68
  69 public class TestDecision {
  70
  71     private static final Logger LOGGER = LoggerFactory.getLogger(TestDecision.class);
  72
  73     private static int port;
  74     private static Main main;
  75     private static HttpClient client;
  76     private static CommonTestData testData = new CommonTestData();
  77     private static final String APPLICATION_XACML_XML = "application/xacml+xml";
  78     private static final String APPLICATION_XACML_JSON = "application/xacml+json";
  79
  80     @ClassRule
  81     public static final TemporaryFolder appsFolder = new TemporaryFolder();
  82
  83     /**
  84      * BeforeClass setup environment.
  85      * @throws IOException Cannot create temp apps folder
  86      * @throws Exception exception if service does not start
  87      */
  88     @BeforeClass
  89     public static void beforeClass() throws Exception {
  90         System.setProperty("org.eclipse.jetty.util.log.class", "org.eclipse.jetty.util.log.StdErrLog");
  91         System.setProperty("org.eclipse.jetty.LEVEL", "OFF");
  92
  93         port = NetworkUtil.allocPort();
  94
  95         //
  96         // Copy test directory over of the application directories
  97         //
  98         Path src = Paths.get("src/test/resources/apps");
  99         File apps = appsFolder.newFolder("apps");
 100         Files.walk(src).forEach(source -> {
 101             copy(source, apps.toPath().resolve(src.relativize(source)));
 102         });
 103         //
 104         // Get the parameters file correct.
 105         //
 106         RestServerParameters rest =
 107             testData.toObject(testData.getRestServerParametersMap(port), RestServerParameters.class);
 108         RestServerParameters policyApiParameters =
 109                         testData.toObject(testData.getPolicyApiParametersMap(false), RestServerParameters.class);
 110         TopicParameterGroup topicParameterGroup =
 111                         testData.toObject(testData.getTopicParametersMap(false), TopicParameterGroup.class);
 112         XacmlPdpParameterGroup params =
 113                 new XacmlPdpParameterGroup("XacmlPdpParameters", "XacmlPdpGroup", rest, policyApiParameters,
 114                         topicParameterGroup, apps.getAbsolutePath());
 115         final Gson gson = new GsonBuilder().create();
 116         File fileParams = appsFolder.newFile("params.json");
 117         String jsonParams = gson.toJson(params);
 118         LOGGER.info("Creating new params: {}", jsonParams);
 119         Files.write(fileParams.toPath(), jsonParams.getBytes());
 120         //
 121         // Start the service
 122         //
 123         main = startXacmlPdpService(fileParams);
 124         XacmlPdpActivator.getCurrent().startXacmlRestController();
 125         //
 126         // Make sure it is running
 127         //
 128         if (!NetworkUtil.isTcpPortOpen("localhost", port, 20, 1000L)) {
 129             throw new IllegalStateException("Cannot connect to port " + port);
 130         }
 131         //
 132         // Create a client
 133         //
 134         client = getNoAuthHttpClient();
 135     }
 136
 137     @AfterClass
 138     public static void after() throws PolicyXacmlPdpException {
 139         stopXacmlPdpService(main);
 140         client.shutdown();
 141     }
 142
 143     @Test
 144     public void testDecision_UnsupportedAction() throws Exception {
 145         LOGGER.info("Running test testDecision_UnsupportedAction");
 146
 147         DecisionRequest request = new DecisionRequest();
 148         request.setOnapName("DROOLS");
 149         request.setAction("foo");
 150         Map<String, Object> guard = new HashMap<String, Object>();
 151         guard.put("actor", "foo");
 152         guard.put("recipe", "bar");
 153         guard.put("target", "somevnf");
 154         guard.put("clname", "phoneyloop");
 155         request.setResource(guard);
 156
 157         ErrorResponse response = getErrorDecision(request);
 158         LOGGER.info("Response {}", response);
 159         assertThat(response.getResponseCode()).isEqualTo(Status.BAD_REQUEST);
 160         assertThat(response.getErrorMessage()).isEqualToIgnoringCase("No application for action foo");
 161     }
 162
 163     @Test
 164     public void testDecision_Guard() throws KeyManagementException, NoSuchAlgorithmException,
 165         ClassNotFoundException {
 166         LOGGER.info("Running test testDecision_Guard");
 167
 168         DecisionRequest request = new DecisionRequest();
 169         request.setOnapName("DROOLS");
 170         request.setAction("guard");
 171         Map<String, Object> guard = new HashMap<String, Object>();
 172         guard.put("actor", "foo");
 173         guard.put("recipe", "bar");
 174         guard.put("target", "somevnf");
 175         guard.put("clname", "phoneyloop");
 176         request.setResource(guard);
 177
 178         DecisionResponse response = getDecision(request);
 179         LOGGER.info("Response {}", response);
 180         assertThat(response.getStatus()).isEqualTo("Permit");
 181     }
 182
 183     @Test
 184     public void testDecision_Native() throws IOException {
 185         LOGGER.info("Running test testDecision_Native");
 186
 187         String xmlRequestAsString = ResourceUtils.getResourceAsString(
 188                 "src/test/resources/decisions/decision.native.request.xml");
 189         if (xmlRequestAsString == null) {
 190             throw new IOException("failed to read the xml request");
 191         }
 192
 193         String jsonRequestAsString = ResourceUtils.getResourceAsString(
 194                 "src/test/resources/decisions/decision.native.request.json");
 195         if (jsonRequestAsString == null) {
 196             throw new IOException("failed to read the json request");
 197         }
 198
 199         String responseFromXmlRequest = getNativeDecision(xmlRequestAsString, APPLICATION_XACML_XML);
 200         LOGGER.info("Response from xml request {}", responseFromXmlRequest);
 201         assertThat(responseFromXmlRequest).contains("NOTAPPLICABLE");
 202
 203         String responseFromJsonRequest = getNativeDecision(jsonRequestAsString, APPLICATION_XACML_JSON);
 204         LOGGER.info("Response from json request {}", responseFromJsonRequest);
 205         assertThat(responseFromJsonRequest).contains("NOTAPPLICABLE");
 206     }
 207
 208     private static Main startXacmlPdpService(File params) throws PolicyXacmlPdpException {
 209         final String[] XacmlPdpConfigParameters = {"-c", params.getAbsolutePath()};
 210         return new Main(XacmlPdpConfigParameters);
 211     }
 212
 213     private static void stopXacmlPdpService(final Main main) throws PolicyXacmlPdpException {
 214         main.shutdown();
 215     }
 216
 217     private DecisionResponse getDecision(DecisionRequest request) {
 218         Entity<DecisionRequest> entityRequest = Entity.entity(request, MediaType.APPLICATION_JSON);
 219         Response response = client.post("/decision", entityRequest, Collections.emptyMap());
 220
 221         assertEquals(200, response.getStatus());
 222
 223         return HttpClient.getBody(response, DecisionResponse.class);
 224     }
 225
 226     private String getNativeDecision(String request, String mediaType) {
 227         Entity<String> entityRequest = Entity.entity(request, mediaType);
 228         Response response = client.post("/xacml", entityRequest, Collections.emptyMap());
 229
 230         assertEquals(200, response.getStatus());
 231
 232         return HttpClient.getBody(response, String.class);
 233     }
 234
 235     private ErrorResponse getErrorDecision(DecisionRequest request) {
 236         Entity<DecisionRequest> entityRequest = Entity.entity(request, MediaType.APPLICATION_JSON);
 237         Response response = client.post("/decision", entityRequest, Collections.emptyMap());
 238
 239         assertEquals(400, response.getStatus());
 240
 241         return HttpClient.getBody(response, ErrorResponse.class);
 242     }
 243
 244     private static HttpClient getNoAuthHttpClient() throws HttpClientConfigException {
 245         return HttpClientFactoryInstance.getClientFactory().build(BusTopicParams.builder()
 246                 .clientName("testDecisionClient")
 247                 .serializationProvider(GsonMessageBodyHandler.class.getName())
 248                 .useHttps(false).allowSelfSignedCerts(false).hostname("localhost").port(port)
 249                 .basePath("policy/pdpx/v1")
 250                 .userName("healthcheck").password("zb!XztG34").managed(true).build());
 251     }
 252
 253     private static void copy(Path source, Path dest) {
 254         try {
 255             LOGGER.info("Copying {} to {}", source, dest);
 256             Files.copy(source, dest, StandardCopyOption.REPLACE_EXISTING);
 257         } catch (IOException e) {
 258             LOGGER.error("Failed to copy {} to {}", source, dest);
 259         }
 260     }
 261 }