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

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * Copyright (C) 2019-2021 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.utils.network.NetworkUtil;
  56 import org.onap.policy.common.utils.resources.ResourceUtils;
  57 import org.onap.policy.models.decisions.concepts.DecisionRequest;
  58 import org.onap.policy.models.decisions.concepts.DecisionResponse;
  59 import org.onap.policy.models.errors.concepts.ErrorResponse;
  60 import org.onap.policy.pdpx.main.PolicyXacmlPdpException;
  61 import org.onap.policy.pdpx.main.parameters.CommonTestData;
  62 import org.onap.policy.pdpx.main.parameters.XacmlPdpParameterGroup;
  63 import org.onap.policy.pdpx.main.startstop.Main;
  64 import org.onap.policy.pdpx.main.startstop.XacmlPdpActivator;
  65 import org.slf4j.Logger;
  66 import org.slf4j.LoggerFactory;
  67
  68 public class TestDecision {
  69
  70     private static final Logger LOGGER = LoggerFactory.getLogger(TestDecision.class);
  71
  72     private static int port;
  73     private static Main main;
  74     private static HttpClient client;
  75     private static CommonTestData testData = new CommonTestData();
  76     private static final String APPLICATION_XACML_XML = "application/xacml+xml";
  77     private static final String APPLICATION_XACML_JSON = "application/xacml+json";
  78
  79     @ClassRule
  80     public static final TemporaryFolder appsFolder = new TemporaryFolder();
  81
  82     /**
  83      * BeforeClass setup environment.
  84      * @throws IOException Cannot create temp apps folder
  85      * @throws Exception exception if service does not start
  86      */
  87     @BeforeClass
  88     public static void beforeClass() throws Exception {
  89         System.setProperty("org.eclipse.jetty.util.log.class", "org.eclipse.jetty.util.log.StdErrLog");
  90         System.setProperty("org.eclipse.jetty.LEVEL", "OFF");
  91
  92         port = NetworkUtil.allocPort();
  93
  94         //
  95         // Copy test directory over of the application directories
  96         //
  97         Path src = Paths.get("src/test/resources/apps");
  98         File apps = appsFolder.newFolder("apps");
  99         Files.walk(src).forEach(source -> {
 100             copy(source, apps.toPath().resolve(src.relativize(source)));
 101         });
 102         //
 103         // Get the parameters file correct.
 104         //
 105         RestServerParameters rest =
 106             testData.toObject(testData.getRestServerParametersMap(port), RestServerParameters.class);
 107         BusTopicParams policyApiParameters =
 108                         testData.toObject(testData.getPolicyApiParametersMap(false), BusTopicParams.class);
 109         TopicParameterGroup topicParameterGroup =
 110                         testData.toObject(testData.getTopicParametersMap(false), TopicParameterGroup.class);
 111         XacmlPdpParameterGroup params =
 112                 new XacmlPdpParameterGroup("XacmlPdpParameters", "XacmlPdpGroup", "xacml", rest, policyApiParameters,
 113                         topicParameterGroup, apps.getAbsolutePath());
 114         final Gson gson = new GsonBuilder().create();
 115         File fileParams = appsFolder.newFile("params.json");
 116         String jsonParams = gson.toJson(params);
 117         LOGGER.info("Creating new params: {}", jsonParams);
 118         Files.write(fileParams.toPath(), jsonParams.getBytes());
 119         //
 120         // Start the service
 121         //
 122         main = startXacmlPdpService(fileParams);
 123         XacmlPdpActivator.getCurrent().startXacmlRestController();
 124         //
 125         // Make sure it is running
 126         //
 127         if (!NetworkUtil.isTcpPortOpen("localhost", port, 20, 1000L)) {
 128             throw new IllegalStateException("Cannot connect to port " + port);
 129         }
 130         //
 131         // Create a client
 132         //
 133         client = getNoAuthHttpClient();
 134     }
 135
 136     @AfterClass
 137     public static void after() throws PolicyXacmlPdpException {
 138         stopXacmlPdpService(main);
 139         client.shutdown();
 140     }
 141
 142     @Test
 143     public void testDecision_UnsupportedAction() throws Exception {
 144         LOGGER.info("Running test testDecision_UnsupportedAction");
 145
 146         DecisionRequest request = new DecisionRequest();
 147         request.setOnapName("DROOLS");
 148         request.setAction("foo");
 149         Map<String, Object> guard = new HashMap<String, Object>();
 150         guard.put("actor", "foo");
 151         guard.put("recipe", "bar");
 152         guard.put("target", "somevnf");
 153         guard.put("clname", "phoneyloop");
 154         request.setResource(guard);
 155
 156         ErrorResponse response = getErrorDecision(request);
 157         LOGGER.info("Response {}", response);
 158         assertThat(response.getResponseCode()).isEqualTo(Status.BAD_REQUEST);
 159         assertThat(response.getErrorMessage()).isEqualToIgnoringCase("No application for action foo");
 160     }
 161
 162     @Test
 163     public void testDecision_Guard() throws KeyManagementException, NoSuchAlgorithmException,
 164         ClassNotFoundException {
 165         LOGGER.info("Running test testDecision_Guard");
 166
 167         DecisionRequest request = new DecisionRequest();
 168         request.setOnapName("DROOLS");
 169         request.setAction("guard");
 170         Map<String, Object> guard = new HashMap<String, Object>();
 171         guard.put("actor", "foo");
 172         guard.put("recipe", "bar");
 173         guard.put("target", "somevnf");
 174         guard.put("clname", "phoneyloop");
 175         request.setResource(guard);
 176
 177         DecisionResponse response = getDecision(request);
 178         LOGGER.info("Response {}", response);
 179         assertThat(response.getStatus()).isEqualTo("Permit");
 180     }
 181
 182     @Test
 183     public void testDecision_Native() throws IOException {
 184         LOGGER.info("Running test testDecision_Native");
 185
 186         String xmlRequestAsString = ResourceUtils.getResourceAsString(
 187                 "src/test/resources/decisions/decision.native.request.xml");
 188         if (xmlRequestAsString == null) {
 189             throw new IOException("failed to read the xml request");
 190         }
 191
 192         String jsonRequestAsString = ResourceUtils.getResourceAsString(
 193                 "src/test/resources/decisions/decision.native.request.json");
 194         if (jsonRequestAsString == null) {
 195             throw new IOException("failed to read the json request");
 196         }
 197
 198         String responseFromXmlRequest = getNativeDecision(xmlRequestAsString, APPLICATION_XACML_XML);
 199         LOGGER.info("Response from xml request {}", responseFromXmlRequest);
 200         assertThat(responseFromXmlRequest).contains("NOTAPPLICABLE");
 201
 202         String responseFromJsonRequest = getNativeDecision(jsonRequestAsString, APPLICATION_XACML_JSON);
 203         LOGGER.info("Response from json request {}", responseFromJsonRequest);
 204         assertThat(responseFromJsonRequest).contains("NOTAPPLICABLE");
 205     }
 206
 207     private static Main startXacmlPdpService(File params) throws PolicyXacmlPdpException {
 208         final String[] XacmlPdpConfigParameters = {"-c", params.getAbsolutePath()};
 209         return new Main(XacmlPdpConfigParameters);
 210     }
 211
 212     private static void stopXacmlPdpService(final Main main) throws PolicyXacmlPdpException {
 213         main.shutdown();
 214     }
 215
 216     private DecisionResponse getDecision(DecisionRequest request) {
 217         Entity<DecisionRequest> entityRequest = Entity.entity(request, MediaType.APPLICATION_JSON);
 218         Response response = client.post("/decision", entityRequest, Collections.emptyMap());
 219
 220         assertEquals(200, response.getStatus());
 221
 222         return HttpClient.getBody(response, DecisionResponse.class);
 223     }
 224
 225     private String getNativeDecision(String request, String mediaType) {
 226         Entity<String> entityRequest = Entity.entity(request, mediaType);
 227         Response response = client.post("/xacml", entityRequest, Collections.emptyMap());
 228
 229         assertEquals(200, response.getStatus());
 230
 231         return HttpClient.getBody(response, String.class);
 232     }
 233
 234     private ErrorResponse getErrorDecision(DecisionRequest request) {
 235         Entity<DecisionRequest> entityRequest = Entity.entity(request, MediaType.APPLICATION_JSON);
 236         Response response = client.post("/decision", entityRequest, Collections.emptyMap());
 237
 238         assertEquals(400, response.getStatus());
 239
 240         return HttpClient.getBody(response, ErrorResponse.class);
 241     }
 242
 243     private static HttpClient getNoAuthHttpClient() throws HttpClientConfigException {
 244         return HttpClientFactoryInstance.getClientFactory().build(BusTopicParams.builder()
 245                 .clientName("testDecisionClient")
 246                 .useHttps(false).allowSelfSignedCerts(false).hostname("localhost").port(port)
 247                 .basePath("policy/pdpx/v1")
 248                 .userName("healthcheck").password("zb!XztG34").managed(true).build());
 249     }
 250
 251     private static void copy(Path source, Path dest) {
 252         try {
 253             LOGGER.info("Copying {} to {}", source, dest);
 254             Files.copy(source, dest, StandardCopyOption.REPLACE_EXISTING);
 255         } catch (IOException e) {
 256             LOGGER.error("Failed to copy {} to {}", source, dest);
 257         }
 258     }
 259 }