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

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * Copyright (C) 2019-2022 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.http.client.HttpClient;
  50 import org.onap.policy.common.endpoints.http.client.HttpClientConfigException;
  51 import org.onap.policy.common.endpoints.http.client.HttpClientFactoryInstance;
  52 import org.onap.policy.common.endpoints.parameters.RestClientParameters;
  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.XacmlApplicationParameters;
  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         RestClientParameters policyApiParameters =
 109                         testData.toObject(testData.getPolicyApiParametersMap(false), RestClientParameters.class);
 110         TopicParameterGroup topicParameterGroup =
 111                         testData.toObject(testData.getTopicParametersMap(false), TopicParameterGroup.class);
 112         final XacmlApplicationParameters xacmlApplicationParameters =
 113                 testData.toObject(testData.getXacmlapplicationParametersMap(false,
 114                         apps.getAbsolutePath().toString()), XacmlApplicationParameters.class);
 115         XacmlPdpParameterGroup params =
 116                 new XacmlPdpParameterGroup("XacmlPdpParameters", "XacmlPdpGroup", "xacml", rest, policyApiParameters,
 117                         topicParameterGroup, xacmlApplicationParameters);
 118         final Gson gson = new GsonBuilder().create();
 119         File fileParams = appsFolder.newFile("params.json");
 120         String jsonParams = gson.toJson(params);
 121         LOGGER.info("Creating new params: {}", jsonParams);
 122         Files.write(fileParams.toPath(), jsonParams.getBytes());
 123         //
 124         // Start the service
 125         //
 126         main = startXacmlPdpService(fileParams);
 127         XacmlPdpActivator.getCurrent().enableApi();
 128         //
 129         // Make sure it is running
 130         //
 131         if (!NetworkUtil.isTcpPortOpen("localhost", port, 20, 1000L)) {
 132             throw new IllegalStateException("Cannot connect to port " + port);
 133         }
 134         //
 135         // Create a client
 136         //
 137         client = getNoAuthHttpClient();
 138     }
 139
 140     @AfterClass
 141     public static void after() throws PolicyXacmlPdpException {
 142         stopXacmlPdpService(main);
 143         client.shutdown();
 144     }
 145
 146     @Test
 147     public void testDecision_UnsupportedAction() throws Exception {
 148         LOGGER.info("Running test testDecision_UnsupportedAction");
 149
 150         DecisionRequest request = new DecisionRequest();
 151         request.setOnapName("DROOLS");
 152         request.setAction("foo");
 153         Map<String, Object> guard = new HashMap<String, Object>();
 154         guard.put("actor", "foo");
 155         guard.put("recipe", "bar");
 156         guard.put("target", "somevnf");
 157         guard.put("clname", "phoneyloop");
 158         request.setResource(guard);
 159
 160         ErrorResponse response = getErrorDecision(request);
 161         LOGGER.info("Response {}", response);
 162         assertThat(response.getResponseCode()).isEqualTo(Status.BAD_REQUEST);
 163         assertThat(response.getErrorMessage()).isEqualToIgnoringCase("No application for action foo");
 164     }
 165
 166     @Test
 167     public void testDecision_Guard() throws KeyManagementException, NoSuchAlgorithmException,
 168         ClassNotFoundException {
 169         LOGGER.info("Running test testDecision_Guard");
 170
 171         DecisionRequest request = new DecisionRequest();
 172         request.setOnapName("DROOLS");
 173         request.setAction("guard");
 174         Map<String, Object> guard = new HashMap<String, Object>();
 175         guard.put("actor", "foo");
 176         guard.put("recipe", "bar");
 177         guard.put("target", "somevnf");
 178         guard.put("clname", "phoneyloop");
 179         request.setResource(guard);
 180
 181         DecisionResponse response = getDecision(request);
 182         LOGGER.info("Response {}", response);
 183         assertThat(response.getStatus()).isEqualTo("Permit");
 184     }
 185
 186     @Test
 187     public void testDecision_Native() throws IOException {
 188         LOGGER.info("Running test testDecision_Native");
 189
 190         String xmlRequestAsString = ResourceUtils.getResourceAsString(
 191                 "src/test/resources/decisions/decision.native.request.xml");
 192         if (xmlRequestAsString == null) {
 193             throw new IOException("failed to read the xml request");
 194         }
 195
 196         String jsonRequestAsString = ResourceUtils.getResourceAsString(
 197                 "src/test/resources/decisions/decision.native.request.json");
 198         if (jsonRequestAsString == null) {
 199             throw new IOException("failed to read the json request");
 200         }
 201
 202         String responseFromXmlRequest = getNativeDecision(xmlRequestAsString, APPLICATION_XACML_XML);
 203         LOGGER.info("Response from xml request {}", responseFromXmlRequest);
 204         assertThat(responseFromXmlRequest).contains("<Response xmlns=").contains("NotApplicable");
 205
 206         String responseFromJsonRequest = getNativeDecision(jsonRequestAsString, APPLICATION_XACML_JSON);
 207         LOGGER.info("Response from json request {}", responseFromJsonRequest);
 208         assertThat(responseFromJsonRequest).contains("\"Response\":").contains("NotApplicable");
 209     }
 210
 211     private static Main startXacmlPdpService(File params) throws PolicyXacmlPdpException {
 212         final String[] XacmlPdpConfigParameters = {"-c", params.getAbsolutePath()};
 213         return new Main(XacmlPdpConfigParameters);
 214     }
 215
 216     private static void stopXacmlPdpService(final Main main) throws PolicyXacmlPdpException {
 217         main.shutdown();
 218     }
 219
 220     private DecisionResponse getDecision(DecisionRequest request) {
 221         Entity<DecisionRequest> entityRequest = Entity.entity(request, MediaType.APPLICATION_JSON);
 222         Response response = client.post("/decision", entityRequest, Collections.emptyMap());
 223
 224         assertEquals(200, response.getStatus());
 225
 226         return HttpClient.getBody(response, DecisionResponse.class);
 227     }
 228
 229     private String getNativeDecision(String request, String mediaType) {
 230         Entity<String> entityRequest = Entity.entity(request, mediaType);
 231         Response response = client.post("/xacml", entityRequest, Map.of("Accept", mediaType));
 232
 233         assertEquals(200, response.getStatus());
 234
 235         return HttpClient.getBody(response, String.class);
 236     }
 237
 238     private ErrorResponse getErrorDecision(DecisionRequest request) {
 239         Entity<DecisionRequest> entityRequest = Entity.entity(request, MediaType.APPLICATION_JSON);
 240         Response response = client.post("/decision", entityRequest, Collections.emptyMap());
 241
 242         assertEquals(400, response.getStatus());
 243
 244         return HttpClient.getBody(response, ErrorResponse.class);
 245     }
 246
 247     private static HttpClient getNoAuthHttpClient() throws HttpClientConfigException {
 248         return HttpClientFactoryInstance.getClientFactory().build(RestClientParameters.builder()
 249                 .clientName("testDecisionClient")
 250                 .useHttps(false).allowSelfSignedCerts(false).hostname("localhost").port(port)
 251                 .basePath("policy/pdpx/v1")
 252                 .userName("healthcheck").password("zb!XztG34").managed(true).build());
 253     }
 254
 255     private static void copy(Path source, Path dest) {
 256         try {
 257             LOGGER.info("Copying {} to {}", source, dest);
 258             Files.copy(source, dest, StandardCopyOption.REPLACE_EXISTING);
 259         } catch (IOException e) {
 260             LOGGER.error("Failed to copy {} to {}", source, dest);
 261         }
 262     }
 263 }