gerrit.onap Code Review - ccsdk/oran.git/blob

   1 /*-
   2  * ========================LICENSE_START=================================
   3  * ONAP : ccsdk oran
   4  * ======================================================================
   5  * Copyright (C) 2019-2022 Nordix Foundation. All rights reserved.
   6  * ======================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ========================LICENSE_END===================================
  19  */
  20
  21 package org.onap.ccsdk.oran.a1policymanagementservice.controllers.v2;
  22
  23 import static org.assertj.core.api.Assertions.assertThat;
  24 import static org.awaitility.Awaitility.await;
  25 import static org.junit.jupiter.api.Assertions.assertEquals;
  26 import static org.junit.jupiter.api.Assertions.assertTrue;
  27 import static org.mockito.ArgumentMatchers.any;
  28 import static org.mockito.Mockito.doReturn;
  29
  30 import com.google.gson.Gson;
  31 import com.google.gson.GsonBuilder;
  32
  33 import java.io.FileOutputStream;
  34 import java.io.IOException;
  35 import java.io.PrintStream;
  36 import java.nio.charset.StandardCharsets;
  37 import java.nio.file.Files;
  38 import java.nio.file.Path;
  39 import java.nio.file.Paths;
  40 import java.time.Duration;
  41 import java.time.Instant;
  42 import java.util.ArrayList;
  43 import java.util.Collections;
  44 import java.util.List;
  45
  46 import org.json.JSONObject;
  47 import org.junit.jupiter.api.AfterEach;
  48 import org.junit.jupiter.api.Test;
  49 import org.onap.ccsdk.oran.a1policymanagementservice.clients.A1ClientFactory;
  50 import org.onap.ccsdk.oran.a1policymanagementservice.clients.AsyncRestClient;
  51 import org.onap.ccsdk.oran.a1policymanagementservice.clients.AsyncRestClientFactory;
  52 import org.onap.ccsdk.oran.a1policymanagementservice.clients.SecurityContext;
  53 import org.onap.ccsdk.oran.a1policymanagementservice.configuration.ApplicationConfig;
  54 import org.onap.ccsdk.oran.a1policymanagementservice.configuration.ApplicationConfig.RicConfigUpdate;
  55 import org.onap.ccsdk.oran.a1policymanagementservice.configuration.RicConfig;
  56 import org.onap.ccsdk.oran.a1policymanagementservice.configuration.WebClientConfig;
  57 import org.onap.ccsdk.oran.a1policymanagementservice.controllers.ServiceCallbackInfo;
  58 import org.onap.ccsdk.oran.a1policymanagementservice.exceptions.ServiceException;
  59 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Lock;
  60 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Lock.LockType;
  61 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Policies;
  62 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Policy;
  63 import org.onap.ccsdk.oran.a1policymanagementservice.repository.PolicyType;
  64 import org.onap.ccsdk.oran.a1policymanagementservice.repository.PolicyTypes;
  65 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Ric;
  66 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Ric.RicState;
  67 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Rics;
  68 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Service;
  69 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Services;
  70 import org.onap.ccsdk.oran.a1policymanagementservice.tasks.RefreshConfigTask;
  71 import org.onap.ccsdk.oran.a1policymanagementservice.tasks.RicSupervision;
  72 import org.onap.ccsdk.oran.a1policymanagementservice.tasks.ServiceSupervision;
  73 import org.onap.ccsdk.oran.a1policymanagementservice.utils.MockA1Client;
  74 import org.onap.ccsdk.oran.a1policymanagementservice.utils.MockA1ClientFactory;
  75 import org.slf4j.Logger;
  76 import org.slf4j.LoggerFactory;
  77 import org.springframework.beans.factory.annotation.Autowired;
  78 import org.springframework.boot.test.context.SpringBootTest;
  79 import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
  80 import org.springframework.boot.test.context.TestConfiguration;
  81 import org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory;
  82 import org.springframework.boot.web.server.LocalServerPort;
  83 import org.springframework.boot.web.servlet.server.ServletWebServerFactory;
  84 import org.springframework.context.ApplicationContext;
  85 import org.springframework.context.annotation.Bean;
  86 import org.springframework.http.HttpStatus;
  87 import org.springframework.http.MediaType;
  88 import org.springframework.http.ResponseEntity;
  89 import org.springframework.test.context.TestPropertySource;
  90 import org.springframework.web.reactive.function.client.WebClientResponseException;
  91
  92 import reactor.core.publisher.Mono;
  93 import reactor.test.StepVerifier;
  94 import reactor.util.annotation.Nullable;
  95
  96 @SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
  97 @TestPropertySource(properties = { //
  98         "server.ssl.key-store=./config/keystore.jks", //
  99         "app.webclient.trust-store=./config/truststore.jks", //
 100         "app.webclient.trust-store-used=true", //
 101         "app.vardata-directory=./target/testdata", //
 102         "app.filepath=" //
 103 })
 104 class ApplicationTest {
 105     private static final Logger logger = LoggerFactory.getLogger(ApplicationTest.class);
 106
 107     @Autowired
 108     ApplicationContext context;
 109
 110     @Autowired
 111     private Rics rics;
 112
 113     @Autowired
 114     private Policies policies;
 115
 116     @Autowired
 117     private PolicyTypes policyTypes;
 118
 119     @Autowired
 120     MockA1ClientFactory a1ClientFactory;
 121
 122     @Autowired
 123     RicSupervision supervision;
 124
 125     @Autowired
 126     ApplicationConfig applicationConfig;
 127
 128     @Autowired
 129     Services services;
 130
 131     @Autowired
 132     RappSimulatorController rAppSimulator;
 133
 134     @Autowired
 135     RefreshConfigTask refreshConfigTask;
 136
 137     @Autowired
 138     SecurityContext securityContext;
 139
 140     private static Gson gson = new GsonBuilder().create();
 141
 142     /**
 143      * Overrides the BeanFactory.
 144      */
 145     @TestConfiguration
 146     static class TestBeanFactory {
 147
 148         @Bean
 149         A1ClientFactory getA1ClientFactory(@Autowired ApplicationConfig appConfig, @Autowired PolicyTypes types) {
 150             return new MockA1ClientFactory(appConfig, types);
 151         }
 152
 153         @Bean
 154         public ServiceSupervision getServiceSupervision(@Autowired Services services,
 155                 @Autowired A1ClientFactory a1ClientFactory, @Autowired Policies policies) {
 156             Duration checkInterval = Duration.ofMillis(1);
 157             return new ServiceSupervision(services, policies, a1ClientFactory, checkInterval);
 158         }
 159
 160         @Bean
 161         public ServletWebServerFactory servletContainer() {
 162             return new TomcatServletWebServerFactory();
 163         }
 164     }
 165
 166     @LocalServerPort
 167     private int port;
 168
 169     @AfterEach
 170     void reset() {
 171         rics.clear();
 172         policies.clear();
 173         policyTypes.clear();
 174         services.clear();
 175         a1ClientFactory.reset();
 176         this.rAppSimulator.getTestResults().clear();
 177         this.a1ClientFactory.setPolicyTypes(policyTypes); // Default same types in RIC and in this app
 178         this.securityContext.setAuthTokenFilePath(null);
 179     }
 180
 181     @AfterEach
 182     void verifyNoRicLocks() {
 183         for (Ric ric : this.rics.getRics()) {
 184             Lock.Grant grant = ric.getLock().lockBlocking(LockType.EXCLUSIVE, "");
 185             grant.unlockBlocking();
 186             assertThat(ric.getLock().getLockCounter()).isZero();
 187             assertThat(ric.getState()).isEqualTo(Ric.RicState.AVAILABLE);
 188         }
 189     }
 190
 191     @Test
 192     void generateApiDoc() throws IOException {
 193         String url = "https://localhost:" + this.port + "/v3/api-docs";
 194         ResponseEntity<String> resp = restClient("", false).getForEntity(url).block();
 195         assertThat(resp.getStatusCode()).isEqualTo(HttpStatus.OK);
 196         JSONObject jsonObj = new JSONObject(resp.getBody());
 197         assertThat(jsonObj.remove("servers")).isNotNull();
 198
 199         String indented = (jsonObj).toString(4);
 200         String docDir = "api/";
 201         Files.createDirectories(Paths.get(docDir));
 202         try (PrintStream out = new PrintStream(new FileOutputStream(docDir + "pms-api.json"))) {
 203             out.print(indented);
 204         }
 205     }
 206
 207     @Test
 208     void testPersistencyPolicies() throws ServiceException {
 209         Ric ric = this.addRic("ric1");
 210         PolicyType type = this.addPolicyType("type1", ric.id());
 211
 212         final int noOfPolicies = 100;
 213         for (int i = 0; i < noOfPolicies; ++i) {
 214             addPolicy("id" + i, type.getId(), "service", ric.id());
 215         }
 216
 217         {
 218             Policies policies = new Policies(this.applicationConfig);
 219             policies.restoreFromDatabase(ric, this.policyTypes);
 220             assertThat(policies.size()).isEqualTo(noOfPolicies);
 221         }
 222
 223         {
 224             restClient().delete("/policies/id2").block();
 225             Policies policies = new Policies(this.applicationConfig);
 226             policies.restoreFromDatabase(ric, this.policyTypes);
 227             assertThat(policies.size()).isEqualTo(noOfPolicies - 1);
 228         }
 229     }
 230
 231     @Test
 232     void testPersistencyPolicyTypes() throws ServiceException {
 233         Ric ric = this.addRic("ric1");
 234         this.addPolicyType("type1", ric.id());
 235         PolicyTypes types = new PolicyTypes(this.applicationConfig);
 236         assertThat(types.size()).isEqualTo(1);
 237     }
 238
 239     @Test
 240     void testPersistencyService() throws ServiceException {
 241         final String SERVICE = "serviceName";
 242         putService(SERVICE, 1234, HttpStatus.CREATED);
 243         assertThat(this.services.size()).isEqualTo(1);
 244         Service service = this.services.getService(SERVICE);
 245
 246         Services servicesRestored = new Services(this.applicationConfig);
 247         Service serviceRestored = servicesRestored.getService(SERVICE);
 248         assertThat(servicesRestored.size()).isEqualTo(1);
 249         assertThat(serviceRestored.getCallbackUrl()).isEqualTo(service.getCallbackUrl());
 250         assertThat(serviceRestored.getKeepAliveInterval()).isEqualTo(service.getKeepAliveInterval());
 251
 252         // check that the service can be deleted
 253         this.services.remove(SERVICE);
 254         servicesRestored = new Services(this.applicationConfig);
 255         assertThat(servicesRestored.size()).isZero();
 256     }
 257
 258     @Test
 259     void testAddingRicFromConfiguration() throws Exception {
 260         // Test adding the RIC from configuration
 261
 262         final String RIC = "ric1";
 263         final String TYPE = "type123";
 264         PolicyTypes nearRtRicPolicyTypes = new PolicyTypes(this.applicationConfig);
 265         nearRtRicPolicyTypes.put(createPolicyType(TYPE));
 266         this.a1ClientFactory.setPolicyTypes(nearRtRicPolicyTypes);
 267
 268         putService("service");
 269
 270         refreshConfigTask.handleUpdatedRicConfig( //
 271                 new RicConfigUpdate(ricConfig(RIC, "me1"), RicConfigUpdate.Type.ADDED)) //
 272                 .block();
 273         waitForRicState(RIC, RicState.AVAILABLE);
 274
 275         // Test that the type has been synched
 276         Ric addedRic = this.rics.getRic(RIC);
 277         assertThat(addedRic.getSupportedPolicyTypes()).hasSize(1);
 278         assertThat(addedRic.getSupportedPolicyTypes().iterator().next().getId()).isEqualTo(TYPE);
 279
 280         // Check that a service callback for the AVAILABLE RIC is invoked
 281         final RappSimulatorController.TestResults receivedCallbacks = rAppSimulator.getTestResults();
 282         await().untilAsserted(() -> assertThat(receivedCallbacks.getReceivedInfo()).hasSize(1));
 283         ServiceCallbackInfo callbackInfo = receivedCallbacks.getReceivedInfo().get(0);
 284         assertThat(callbackInfo.ricId).isEqualTo(RIC);
 285         assertThat(callbackInfo.eventType).isEqualTo(ServiceCallbackInfo.EventType.AVAILABLE);
 286     }
 287
 288     @Test
 289     void testAddingRicFromConfiguration_nonRespondingRic() throws Exception {
 290         putService("service");
 291
 292         final String RIC = "NonRespondingRic";
 293         MockA1Client a1Client = a1ClientFactory.getOrCreateA1Client(RIC);
 294         doReturn(MockA1Client.monoError("error", HttpStatus.BAD_GATEWAY)).when(a1Client).getPolicyTypeIdentities();
 295
 296         refreshConfigTask.handleUpdatedRicConfig( //
 297                 new RicConfigUpdate(ricConfig(RIC, "me1"), RicConfigUpdate.Type.ADDED)) //
 298                 .block();
 299
 300         waitForRicState(RIC, RicState.UNAVAILABLE);
 301
 302         // Check that no service callback for the UNAVAILABLE RIC is invoked
 303         final RappSimulatorController.TestResults receivedCallbacks = rAppSimulator.getTestResults();
 304         await().untilAsserted(() -> assertThat(receivedCallbacks.getReceivedInfo()).isEmpty());
 305
 306         // Run a synch and check that the AVAILABLE notification is received
 307         a1ClientFactory.reset();
 308         supervision.checkAllRics();
 309         waitForRicState(RIC, RicState.AVAILABLE);
 310
 311         await().untilAsserted(() -> assertThat(receivedCallbacks.getReceivedInfo()).hasSize(1));
 312     }
 313
 314     @Test
 315     void testTrustValidation() {
 316         addRic("ric1");
 317
 318         String rsp = restClient(true).get("/rics").block(); // restClient(true) enables trust validation
 319         assertThat(rsp).contains("ric1");
 320
 321     }
 322
 323     @Test
 324     void testGetRics() throws Exception {
 325         addRic("ric1");
 326         this.addPolicyType("type1", "ric1");
 327         String url = "/rics?policytype_id=type1";
 328         String rsp = restClient().get(url).block();
 329         assertThat(rsp).contains("ric1");
 330
 331         // nameless type for ORAN A1 1.1
 332         addRic("ric2");
 333         this.addPolicyType("", "ric2");
 334         url = "/rics?policytype_id=";
 335         rsp = restClient().get(url).block();
 336         assertThat(rsp).contains("ric2") //
 337                 .doesNotContain("ric1") //
 338                 .contains("AVAILABLE");
 339
 340         // All RICs
 341         rsp = restClient().get("/rics").block();
 342         assertThat(rsp).contains("ric2") //
 343                 .contains("ric1");
 344
 345         // Non existing policy type
 346         url = "/rics?policytype_id=XXXX";
 347         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 348     }
 349
 350     @Test
 351     void testSynchronization() throws Exception {
 352         // Two polictypes will be put in the NearRT RICs
 353         PolicyTypes nearRtRicPolicyTypes = new PolicyTypes(this.applicationConfig);
 354         nearRtRicPolicyTypes.put(createPolicyType("typeName"));
 355         nearRtRicPolicyTypes.put(createPolicyType("typeName2"));
 356         this.a1ClientFactory.setPolicyTypes(nearRtRicPolicyTypes);
 357
 358         // One type and one instance added to the Policy Management Service's storage
 359         final String ric1Name = "ric1";
 360         Ric ric1 = addRic(ric1Name);
 361         Policy policy2 = addPolicy("policyId2", "typeName", "service", ric1Name);
 362         Ric ric2 = addRic("ric2");
 363
 364         getA1Client(ric1Name).putPolicy(policy2); // put it in the RIC (Near-RT RIC)
 365         policies.remove(policy2); // Remove it from the repo -> should be deleted in the RIC
 366
 367         String policyId = "policyId";
 368         Policy policy = addPolicy(policyId, "typeName", "service", ric1Name); // This should be created in the RIC
 369         supervision.checkAllRics(); // The created policy should be put in the RIC
 370
 371         // Wait until synch is completed
 372         waitForRicState(ric1Name, RicState.SYNCHRONIZING);
 373         waitForRicState(ric1Name, RicState.AVAILABLE);
 374         waitForRicState("ric2", RicState.AVAILABLE);
 375
 376         Policies ricPolicies = getA1Client(ric1Name).getPolicies();
 377         assertThat(ricPolicies.size()).isEqualTo(1);
 378         Policy ricPolicy = ricPolicies.get(policyId);
 379         assertThat(ricPolicy.getJson()).isEqualTo(policy.getJson());
 380
 381         // Both types should be in the Policy Management Service's storage after the
 382         // synch
 383         assertThat(ric1.getSupportedPolicyTypes()).hasSize(2);
 384         assertThat(ric2.getSupportedPolicyTypes()).hasSize(2);
 385     }
 386
 387     @Test
 388     void testGetRic() throws Exception {
 389         String ricId = "ric1";
 390         String managedElementId = "kista_1";
 391         addRic(ricId, managedElementId);
 392
 393         String url = "/rics/ric?managed_element_id=" + managedElementId;
 394         String rsp = restClient().get(url).block();
 395         RicInfo ricInfo = gson.fromJson(rsp, RicInfo.class);
 396         assertThat(ricInfo.ricId).isEqualTo(ricId);
 397
 398         url = "/rics/ric?ric_id=" + ricId;
 399         rsp = restClient().get(url).block();
 400         ricInfo = gson.fromJson(rsp, RicInfo.class);
 401         assertThat(ricInfo.ricId).isEqualTo(ricId);
 402
 403         // test GET RIC for ManagedElement that does not exist
 404         url = "/rics/ric?managed_element_id=" + "junk";
 405         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 406
 407         url = "/rics/ric";
 408         testErrorCode(restClient().get(url), HttpStatus.BAD_REQUEST);
 409     }
 410
 411     private String putPolicyBody(String serviceName, String ricId, String policyTypeName, String policyInstanceId,
 412             boolean isTransient) {
 413         PolicyInfo info = new PolicyInfo();
 414         info.policyId = policyInstanceId;
 415         info.policyTypeId = policyTypeName;
 416         info.ricId = ricId;
 417         info.serviceId = serviceName;
 418         info.policyData = gson.fromJson(jsonString(), Object.class);
 419
 420         if (isTransient) {
 421             info.isTransient = isTransient;
 422         }
 423         info.statusNotificationUri = "statusNotificationUri";
 424         return gson.toJson(info);
 425     }
 426
 427     private String putPolicyBody(String serviceName, String ricId, String policyTypeName, String policyInstanceId) {
 428         return putPolicyBody(serviceName, ricId, policyTypeName, policyInstanceId, false);
 429     }
 430
 431     @Test
 432     void testPutPolicy() throws Exception {
 433         String serviceName = "service.1";
 434         String ricId = "ric.1";
 435         String policyTypeName = "type1_1.2.3";
 436         String policyInstanceId = "instance_1.2.3";
 437
 438         putService(serviceName);
 439         addPolicyType(policyTypeName, ricId);
 440
 441         // PUT a transient policy
 442         String url = "/policies";
 443         String policyBody = putPolicyBody(serviceName, ricId, policyTypeName, policyInstanceId, true);
 444         this.rics.getRic(ricId).setState(Ric.RicState.AVAILABLE);
 445
 446         restClient().put(url, policyBody).block();
 447
 448         Policy policy = policies.getPolicy(policyInstanceId);
 449         assertThat(policy).isNotNull();
 450         assertThat(policy.getId()).isEqualTo(policyInstanceId);
 451         assertThat(policy.getOwnerServiceId()).isEqualTo(serviceName);
 452         assertThat(policy.getRic().id()).isEqualTo(ricId);
 453         assertThat(policy.isTransient()).isTrue();
 454
 455         // Put a non transient policy
 456         policyBody = putPolicyBody(serviceName, ricId, policyTypeName, policyInstanceId);
 457         restClient().put(url, policyBody).block();
 458         policy = policies.getPolicy(policyInstanceId);
 459         assertThat(policy.isTransient()).isFalse();
 460
 461         url = "/policy-instances";
 462         String rsp = restClient().get(url).block();
 463         assertThat(rsp).as("Response contains policy instance ID.").contains(policyInstanceId);
 464
 465         url = "/policies/" + policyInstanceId;
 466         rsp = restClient().get(url).block();
 467         assertThat(rsp).contains(policyBody);
 468
 469         // Test of error codes
 470         url = "/policies";
 471         policyBody = putPolicyBody(serviceName, ricId + "XX", policyTypeName, policyInstanceId);
 472         testErrorCode(restClient().put(url, policyBody), HttpStatus.NOT_FOUND);
 473
 474         policyBody = putPolicyBody(serviceName, ricId, policyTypeName + "XX", policyInstanceId);
 475         addPolicyType(policyTypeName + "XX", "otherRic");
 476         testErrorCode(restClient().put(url, policyBody), HttpStatus.NOT_FOUND);
 477
 478         policyBody = putPolicyBody(serviceName, ricId, policyTypeName, policyInstanceId);
 479         this.rics.getRic(ricId).setState(Ric.RicState.SYNCHRONIZING);
 480         testErrorCode(restClient().put(url, policyBody), HttpStatus.LOCKED);
 481         this.rics.getRic(ricId).setState(Ric.RicState.AVAILABLE);
 482     }
 483
 484     @Test
 485     /**
 486      * Test that HttpStatus and body from failing REST call to A1 is passed on to
 487      * the caller.
 488      *
 489      * @throws ServiceException
 490      */
 491     void testErrorFromRic() throws ServiceException {
 492         putService("service1");
 493         addPolicyType("type1", "ric1");
 494
 495         MockA1Client a1Client = a1ClientFactory.getOrCreateA1Client("ric1");
 496         HttpStatus httpStatus = HttpStatus.INTERNAL_SERVER_ERROR;
 497         String responseBody = "Refused";
 498         byte[] responseBodyBytes = responseBody.getBytes(StandardCharsets.UTF_8);
 499
 500         WebClientResponseException a1Exception = new WebClientResponseException(httpStatus.value(), "statusText", null,
 501                 responseBodyBytes, StandardCharsets.UTF_8, null);
 502         doReturn(Mono.error(a1Exception)).when(a1Client).putPolicy(any());
 503
 504         // PUT Policy
 505         String putBody = putPolicyBody("service1", "ric1", "type1", "id1");
 506         String url = "/policies";
 507         testErrorCode(restClient().put(url, putBody), httpStatus, responseBody);
 508
 509         // DELETE POLICY
 510         this.addPolicy("instance1", "type1", "service1", "ric1");
 511         doReturn(Mono.error(a1Exception)).when(a1Client).deletePolicy(any());
 512         testErrorCode(restClient().delete("/policies/instance1"), httpStatus, responseBody);
 513
 514     }
 515
 516     @Test
 517     void testPutTypelessPolicy() throws Exception {
 518         putService("service1");
 519         addPolicyType("", "ric1");
 520         String body = putPolicyBody("service1", "ric1", "", "id1");
 521         restClient().put("/policies", body).block();
 522
 523         String rsp = restClient().get("/policy-instances").block();
 524         PolicyInfoList info = gson.fromJson(rsp, PolicyInfoList.class);
 525         assertThat(info.policies).hasSize(1);
 526         PolicyInfo policyInfo = info.policies.iterator().next();
 527         assertThat(policyInfo.policyId).isEqualTo("id1");
 528         assertThat(policyInfo.policyTypeId).isEmpty();
 529     }
 530
 531     @Test
 532     void testRefuseToUpdatePolicy() throws Exception {
 533         // Test that only the json can be changed for a already created policy
 534         // In this case service is attempted to be changed
 535         this.addRic("ric1");
 536         this.addRic("ricXXX");
 537         this.addPolicy("instance1", "type1", "service1", "ric1");
 538         this.addPolicy("instance2", "type1", "service1", "ricXXX");
 539
 540         // Try change ric1 -> ricXXX
 541         String bodyWrongRic = putPolicyBody("service1", "ricXXX", "type1", "instance1");
 542         testErrorCode(restClient().put("/policies", bodyWrongRic), HttpStatus.CONFLICT);
 543     }
 544
 545     @Test
 546     void testGetPolicy() throws Exception {
 547         String url = "/policies/id";
 548         Policy policy = addPolicy("id", "typeName", "service1", "ric1");
 549         {
 550             String rsp = restClient().get(url).block();
 551             PolicyInfo info = gson.fromJson(rsp, PolicyInfo.class);
 552             String policyStr = gson.toJson(info.policyData);
 553             assertThat(policyStr).isEqualTo(policy.getJson());
 554         }
 555         {
 556             policies.remove(policy);
 557             testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 558         }
 559     }
 560
 561     @Test
 562     void testDeletePolicy() throws Exception {
 563         String policyId = "id.1";
 564         addPolicy(policyId, "typeName", "service1", "ric1");
 565         assertThat(policies.size()).isEqualTo(1);
 566
 567         String url = "/policies/" + policyId;
 568         ResponseEntity<String> entity = restClient().deleteForEntity(url).block();
 569
 570         assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.NO_CONTENT);
 571         assertThat(policies.size()).isZero();
 572
 573         // Delete a non existing policy
 574         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 575     }
 576
 577     @Test
 578     void testGetPolicyType() throws Exception {
 579         String typeId = "AC.D";
 580         addPolicyType(typeId, "ric1");
 581
 582         waitForRicState("ric1", RicState.AVAILABLE);
 583
 584         String url = "/policy-types/" + typeId;
 585
 586         String rsp = this.restClient().get(url).block();
 587
 588         PolicyTypeInfo info = gson.fromJson(rsp, PolicyTypeInfo.class);
 589         assertThat(info.schema).isNotNull();
 590
 591         // Get non existing schema
 592         url = "/policy-types/JUNK";
 593         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 594     }
 595
 596     String createPolicyTypesJson(String... types) {
 597         List<String> list = new ArrayList<>();
 598         Collections.addAll(list, types);
 599         PolicyTypeIdList ids = new PolicyTypeIdList(list);
 600         return gson.toJson(ids);
 601     }
 602
 603     @Test
 604     void testGetPolicyTypes() throws Exception {
 605         String TYPE_ID_1 = "A_type1_1.9.0";
 606         String TYPE_ID_2 = "A_type1_2.0.0";
 607         String TYPE_ID_3 = "A_type1_1.5.0";
 608         String TYPE_ID_4 = "type3_1.9.0";
 609         addPolicyType(TYPE_ID_1, "ric1");
 610         addPolicyType(TYPE_ID_2, "ric2");
 611         addPolicyType(TYPE_ID_3, "ric2");
 612         addPolicyType(TYPE_ID_4, "ric2");
 613
 614         addPolicyType("junk", "ric2");
 615         addPolicyType("junk_a.b.c", "ric2");
 616
 617         String url = "/policy-types";
 618         String rsp = restClient().get(url).block();
 619         assertThat(rsp).contains(TYPE_ID_1, TYPE_ID_2);
 620
 621         url = "/policy-types?ric_id=ric1";
 622         rsp = restClient().get(url).block();
 623         String expResp = createPolicyTypesJson(TYPE_ID_1);
 624         assertThat(rsp).isEqualTo(expResp);
 625
 626         // Get policy types for non existing RIC
 627         url = "/policy-types?ric_id=ric1XXX";
 628         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 629
 630         // All types with a type_name
 631         url = "/policy-types?type_name=A_type1";
 632         rsp = restClient().get(url).block();
 633         assertThat(rsp).contains(TYPE_ID_1, TYPE_ID_2);
 634
 635         // All types compatible with type1_1.5.0 (which is type1_1.9.0)
 636         url = "/policy-types?type_name=A_type1&&compatible_with_version=1.5.0";
 637         rsp = restClient().get(url).block();
 638         expResp = createPolicyTypesJson(TYPE_ID_3, TYPE_ID_1);
 639         assertThat(rsp).isEqualTo(expResp);
 640
 641         url = "/policy-types?type_name=A_type1&&compatible_with_version=junk";
 642         testErrorCode(restClient().get(url), HttpStatus.BAD_REQUEST, "Version must contain major.minor.patch code");
 643
 644         url = "/policy-types?type_name=A_type1&&compatible_with_version=a.b.c";
 645         testErrorCode(restClient().get(url), HttpStatus.BAD_REQUEST, "Syntax error in");
 646
 647         url = "/policy-types?compatible_with_version=1.5.0";
 648         testErrorCode(restClient().get(url), HttpStatus.BAD_REQUEST, "type_name");
 649     }
 650
 651     @Test
 652     void testGetPolicyInstances() throws Exception {
 653         addPolicy("id1", "type1", "service1");
 654
 655         String url = "/policy-instances";
 656         String rsp = restClient().get(url).block();
 657         logger.info(rsp);
 658         PolicyInfoList info = gson.fromJson(rsp, PolicyInfoList.class);
 659         assertThat(info.policies).hasSize(1);
 660         PolicyInfo policyInfo = info.policies.iterator().next();
 661         assert (policyInfo.validate());
 662         assertThat(policyInfo.policyId).isEqualTo("id1");
 663         assertThat(policyInfo.policyTypeId).isEqualTo("type1");
 664         assertThat(policyInfo.serviceId).isEqualTo("service1");
 665     }
 666
 667     @Test
 668     void testGetPolicyInstancesFilter() throws Exception {
 669         addPolicy("id1", "type1", "service1");
 670         addPolicy("id2", "type1", "service2");
 671         addPolicy("id3", "type2", "service1");
 672         addPolicy("id4", "type1_1.0.0", "service1");
 673
 674         String url = "/policy-instances?policytype_id=type1";
 675         String rsp = restClient().get(url).block();
 676         logger.info(rsp);
 677         assertThat(rsp).contains("id1") //
 678                 .contains("id2") //
 679                 .doesNotContain("id3");
 680
 681         url = "/policy-instances?policytype_id=type1&service_id=service2";
 682         rsp = restClient().get(url).block();
 683         logger.info(rsp);
 684         assertThat(rsp).doesNotContain("id1") //
 685                 .contains("id2") //
 686                 .doesNotContain("id3");
 687
 688         url = "/policy-instances?type_name=type1";
 689         rsp = restClient().get(url).block();
 690         assertThat(rsp).contains("id1") //
 691                 .contains("id2") //
 692                 .doesNotContain("id3") //
 693                 .contains("id4");
 694
 695         // Test get policies for non existing type
 696         url = "/policy-instances?policytype_id=type1XXX";
 697         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 698
 699         // Test get policies for non existing RIC
 700         url = "/policy-instances?ric_id=XXX";
 701         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 702     }
 703
 704     @Test
 705     void testGetPolicyIdsFilter() throws Exception {
 706         addPolicy("id1", "type1", "service1", "ric1");
 707         addPolicy("id2", "type1", "service2", "ric1");
 708         addPolicy("id3", "type2", "service1", "ric1");
 709         addPolicy("id4", "type1_1.0.0", "service1");
 710
 711         String url = "/policies?policytype_id=type1";
 712         String rsp = restClient().get(url).block();
 713         logger.info(rsp);
 714         assertThat(rsp).contains("id1") //
 715                 .contains("id2") //
 716                 .doesNotContain("id3");
 717
 718         url = "/policies?policytype_id=type1&service_id=service1&ric=ric1";
 719         rsp = restClient().get(url).block();
 720         PolicyIdList respList = gson.fromJson(rsp, PolicyIdList.class);
 721         assertThat(respList.policyIds.iterator().next()).isEqualTo("id1");
 722
 723         url = "/policies?policytype_name=type1&service_id=service1";
 724         rsp = restClient().get(url).block();
 725         assertThat(rsp).contains("id1") //
 726                 .contains("id3") //
 727                 .contains("id4");
 728         assertThat(gson.fromJson(rsp, PolicyIdList.class).policyIds).hasSize(3);
 729
 730         // Test get policy ids for non existing type
 731         url = "/policies?policytype_id=type1XXX";
 732         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 733
 734         // Test get policy ids for non existing RIC
 735         url = "/policies?ric_id=XXX";
 736         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 737     }
 738
 739     @Test
 740     void testPutAndGetService() throws Exception {
 741         // PUT
 742         String serviceName = "ac.dc";
 743         putService(serviceName, 0, HttpStatus.CREATED);
 744         putService(serviceName, 0, HttpStatus.OK);
 745
 746         // GET one service
 747         String url = "/services?service_id=" + serviceName;
 748         String rsp = restClient().get(url).block();
 749         ServiceStatusList info = gson.fromJson(rsp, ServiceStatusList.class);
 750         assertThat(info.statusList).hasSize(1);
 751         ServiceStatus status = info.statusList.iterator().next();
 752         assertThat(status.keepAliveIntervalSeconds).isZero();
 753         assertThat(status.serviceId).isEqualTo(serviceName);
 754
 755         // GET (all)
 756         url = "/services";
 757         rsp = restClient().get(url).block();
 758         assertThat(rsp).as("Response contains service name").contains(serviceName);
 759         logger.info(rsp);
 760
 761         // Keep alive
 762         url = "/services/" + serviceName + "/keepalive";
 763         ResponseEntity<?> entity = restClient().putForEntity(url).block();
 764         assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
 765
 766         // DELETE service
 767         assertThat(services.size()).isEqualTo(1);
 768         url = "/services/" + serviceName;
 769         restClient().delete(url).block();
 770         assertThat(services.size()).isZero();
 771
 772         // Keep alive, no registered service
 773         testErrorCode(restClient().put("/services/junk/keepalive", ""), HttpStatus.NOT_FOUND);
 774
 775         // PUT service with bad payload
 776         testErrorCode(restClient().put("/services", "crap"), HttpStatus.BAD_REQUEST, false);
 777         testErrorCode(restClient().put("/services", "{}"), HttpStatus.BAD_REQUEST, false);
 778         testErrorCode(restClient().put("/services", createServiceJson(serviceName, -123)), HttpStatus.BAD_REQUEST,
 779                 false);
 780         testErrorCode(restClient().put("/services", createServiceJson(serviceName, 0, "missing.portandprotocol.com")),
 781                 HttpStatus.BAD_REQUEST, false);
 782
 783         // GET non existing service
 784         testErrorCode(restClient().get("/services?service_id=XXX"), HttpStatus.NOT_FOUND);
 785     }
 786
 787     @Test
 788     void testServiceSupervision() throws Exception {
 789         putService("service1", 1, HttpStatus.CREATED);
 790         addPolicyType("type1", "ric1");
 791
 792         String policyBody = putPolicyBody("service1", "ric1", "type1", "instance1");
 793         restClient().put("/policies", policyBody).block();
 794
 795         assertThat(policies.size()).isEqualTo(1);
 796         assertThat(services.size()).isEqualTo(1);
 797
 798         // Timeout after ~1 second
 799         await().untilAsserted(() -> assertThat(policies.size()).isZero());
 800         assertThat(services.size()).isZero();
 801     }
 802
 803     @Test
 804     void testGetPolicyStatus() throws Exception {
 805         addPolicy("id", "typeName", "service1", "ric1");
 806         assertThat(policies.size()).isEqualTo(1);
 807
 808         String url = "/policies/id/status";
 809         String rsp = restClient().get(url).block();
 810         PolicyStatusInfo info = gson.fromJson(rsp, PolicyStatusInfo.class);
 811         assertThat(info.status).isEqualTo("OK");
 812
 813         // GET non existing policy status
 814         url = "/policies/XXX/status";
 815         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 816
 817         // GET STATUS, the NearRT RIC returns error
 818         MockA1Client a1Client = a1ClientFactory.getOrCreateA1Client("ric1");
 819         url = "/policies/id/status";
 820         WebClientResponseException a1Exception = new WebClientResponseException(404, "", null, null, null);
 821         doReturn(Mono.error(a1Exception)).when(a1Client).getPolicyStatus(any());
 822         rsp = restClient().get(url).block();
 823         info = gson.fromJson(rsp, PolicyStatusInfo.class);
 824         assertThat(info.status).hasToString("{}");
 825     }
 826
 827     @Test
 828     void testGetServiceStatus() throws Exception {
 829         String url = "/status";
 830         String rsp = restClient().get(url).block();
 831         assertThat(rsp).contains("hunky dory");
 832
 833         rsp = restClient(baseUrl(), false).get(url).block(); // V1 status is used by a readinessProbe
 834         assertThat(rsp).isEqualTo("hunky dory");
 835     }
 836
 837     @Test
 838     void testServiceNotification() throws Exception {
 839
 840         final String AUTH_TOKEN = "testToken";
 841         Path authFile = Files.createTempFile("pmsTestAuthToken", ".txt");
 842         Files.write(authFile, AUTH_TOKEN.getBytes());
 843         this.securityContext.setAuthTokenFilePath(authFile);
 844
 845         putService("junkService");
 846         Service junkService = this.services.get("junkService");
 847         junkService.setCallbackUrl("https://junk");
 848         putService("service");
 849
 850         Ric ric = addRic("ric1");
 851         ric.setState(Ric.RicState.UNAVAILABLE);
 852         supervision.checkAllRics();
 853         waitForRicState("ric1", RicState.AVAILABLE);
 854
 855         final RappSimulatorController.TestResults receivedCallbacks = rAppSimulator.getTestResults();
 856         await().untilAsserted(() -> assertThat(receivedCallbacks.getReceivedInfo()).hasSize(1));
 857         ServiceCallbackInfo callbackInfo = receivedCallbacks.getReceivedInfo().get(0);
 858         assertThat(callbackInfo.ricId).isEqualTo("ric1");
 859         assertThat(callbackInfo.eventType).isEqualTo(ServiceCallbackInfo.EventType.AVAILABLE);
 860
 861         var headers = receivedCallbacks.receivedHeaders.get(0);
 862         assertThat(headers).containsEntry("authorization", "Bearer " + AUTH_TOKEN);
 863
 864         Files.delete(authFile);
 865     }
 866
 867     private Policy addPolicy(String id, String typeName, String service, String ric) throws ServiceException {
 868         addRic(ric);
 869         Policy policy = Policy.builder() //
 870                 .id(id) //
 871                 .json(jsonString()) //
 872                 .ownerServiceId(service) //
 873                 .ric(rics.getRic(ric)) //
 874                 .type(addPolicyType(typeName, ric)) //
 875                 .lastModified(Instant.now()) //
 876                 .isTransient(false) //
 877                 .statusNotificationUri("/policy-status?id=XXX") //
 878                 .build();
 879         policies.put(policy);
 880         return policy;
 881     }
 882
 883     private Policy addPolicy(String id, String typeName, String service) throws ServiceException {
 884         return addPolicy(id, typeName, service, "ric");
 885     }
 886
 887     private String createServiceJson(String name, long keepAliveIntervalSeconds) {
 888         String callbackUrl = baseUrl() + RappSimulatorController.SERVICE_CALLBACK_URL;
 889         return createServiceJson(name, keepAliveIntervalSeconds, callbackUrl);
 890     }
 891
 892     private String createServiceJson(String name, long keepAliveIntervalSeconds, String url) {
 893         ServiceRegistrationInfo service = new ServiceRegistrationInfo(name, keepAliveIntervalSeconds, url);
 894
 895         String json = gson.toJson(service);
 896         return json;
 897     }
 898
 899     private void putService(String name) {
 900         putService(name, 0, null);
 901     }
 902
 903     private void putService(String name, long keepAliveIntervalSeconds, @Nullable HttpStatus expectedStatus) {
 904         String url = "/services";
 905         String body = createServiceJson(name, keepAliveIntervalSeconds);
 906         ResponseEntity<String> resp = restClient().putForEntity(url, body).block();
 907         if (expectedStatus != null) {
 908             assertEquals(expectedStatus, resp.getStatusCode(), "");
 909         }
 910     }
 911
 912     private String jsonString() {
 913         return "{\"servingCellNrcgi\":\"1\"}";
 914     }
 915
 916     @Test
 917     void testConcurrency() throws Exception {
 918         logger.info("Concurrency test starting");
 919         final Instant startTime = Instant.now();
 920         List<Thread> threads = new ArrayList<>();
 921         List<ConcurrencyTestRunnable> tests = new ArrayList<>();
 922         a1ClientFactory.setResponseDelay(Duration.ofMillis(2));
 923         addRic("ric");
 924         addPolicyType("type1", "ric");
 925         addPolicyType("type2", "ric");
 926
 927         final String NON_RESPONDING_RIC = "NonRespondingRic";
 928         Ric nonRespondingRic = addRic(NON_RESPONDING_RIC);
 929         MockA1Client a1Client = a1ClientFactory.getOrCreateA1Client(NON_RESPONDING_RIC);
 930         a1Client.setErrorInject("errorInject");
 931
 932         for (int i = 0; i < 10; ++i) {
 933             AsyncRestClient restClient = restClient();
 934             ConcurrencyTestRunnable test = new ConcurrencyTestRunnable(restClient, supervision, a1ClientFactory, rics,
 935                     policyTypes);
 936             Thread thread = new Thread(test, "TestThread_" + i);
 937             thread.start();
 938             threads.add(thread);
 939             tests.add(test);
 940         }
 941         for (Thread t : threads) {
 942             t.join();
 943         }
 944         for (ConcurrencyTestRunnable test : tests) {
 945             assertThat(test.isFailed()).isFalse();
 946         }
 947         assertThat(policies.size()).isZero();
 948         logger.info("Concurrency test took " + Duration.between(startTime, Instant.now()));
 949
 950         assertThat(nonRespondingRic.getState()).isEqualTo(RicState.UNAVAILABLE);
 951         nonRespondingRic.setState(RicState.AVAILABLE);
 952     }
 953
 954     private AsyncRestClient restClient(String baseUrl, boolean useTrustValidation) {
 955         WebClientConfig config = this.applicationConfig.getWebClientConfig();
 956         config = WebClientConfig.builder() //
 957                 .keyStoreType(config.getKeyStoreType()) //
 958                 .keyStorePassword(config.getKeyStorePassword()) //
 959                 .keyStore(config.getKeyStore()) //
 960                 .keyPassword(config.getKeyPassword()) //
 961                 .isTrustStoreUsed(useTrustValidation) //
 962                 .trustStore(config.getTrustStore()) //
 963                 .trustStorePassword(config.getTrustStorePassword()) //
 964                 .httpProxyConfig(config.getHttpProxyConfig()) //
 965                 .build();
 966
 967         AsyncRestClientFactory f = new AsyncRestClientFactory(config, new SecurityContext(""));
 968         return f.createRestClientNoHttpProxy(baseUrl);
 969
 970     }
 971
 972     private String baseUrl() {
 973         return "https://localhost:" + port;
 974     }
 975
 976     private AsyncRestClient restClient(boolean useTrustValidation) {
 977         return restClient(baseUrl() + Consts.V2_API_ROOT, useTrustValidation);
 978     }
 979
 980     private AsyncRestClient restClient() {
 981         return restClient(false);
 982     }
 983
 984     private void testErrorCode(Mono<?> request, HttpStatus expStatus) {
 985         testErrorCode(request, expStatus, "", true);
 986     }
 987
 988     private void testErrorCode(Mono<?> request, HttpStatus expStatus, boolean expectApplicationProblemJsonMediaType) {
 989         testErrorCode(request, expStatus, "", expectApplicationProblemJsonMediaType);
 990     }
 991
 992     private void testErrorCode(Mono<?> request, HttpStatus expStatus, String responseContains) {
 993         testErrorCode(request, expStatus, responseContains, true);
 994     }
 995
 996     private void testErrorCode(Mono<?> request, HttpStatus expStatus, String responseContains,
 997             boolean expectApplicationProblemJsonMediaType) {
 998         StepVerifier.create(request) //
 999                 .expectSubscription() //
1000                 .expectErrorMatches(
1001                         t -> checkWebClientError(t, expStatus, responseContains, expectApplicationProblemJsonMediaType)) //
1002                 .verify();
1003     }
1004
1005     private void waitForRicState(String ricId, RicState state) throws ServiceException {
1006         Ric ric = rics.getRic(ricId);
1007         await().untilAsserted(() -> state.equals(ric.getState()));
1008     }
1009
1010     private boolean checkWebClientError(Throwable throwable, HttpStatus expStatus, String responseContains,
1011             boolean expectApplicationProblemJsonMediaType) {
1012         assertTrue(throwable instanceof WebClientResponseException);
1013         WebClientResponseException responseException = (WebClientResponseException) throwable;
1014         assertThat(responseException.getStatusCode()).isEqualTo(expStatus);
1015         assertThat(responseException.getResponseBodyAsString()).contains(responseContains);
1016         if (expectApplicationProblemJsonMediaType) {
1017             assertThat(responseException.getHeaders().getContentType()).isEqualTo(MediaType.APPLICATION_PROBLEM_JSON);
1018         }
1019         return true;
1020     }
1021
1022     private MockA1Client getA1Client(String ricId) throws ServiceException {
1023         return a1ClientFactory.getOrCreateA1Client(ricId);
1024     }
1025
1026     private PolicyType createPolicyType(String policyTypeName) {
1027         return PolicyType.builder() //
1028                 .id(policyTypeName) //
1029                 .schema("{\"title\":\"" + policyTypeName + "\"}") //
1030                 .build();
1031     }
1032
1033     private PolicyType addPolicyType(String policyTypeName, String ricId) {
1034         PolicyType type = createPolicyType(policyTypeName);
1035         policyTypes.put(type);
1036         addRic(ricId).addSupportedPolicyType(type);
1037         return type;
1038     }
1039
1040     private Ric addRic(String ricId) {
1041         return addRic(ricId, null);
1042     }
1043
1044     private RicConfig ricConfig(String ricId, String managedElement) {
1045         List<String> mes = new ArrayList<>();
1046         if (managedElement != null) {
1047             mes.add(managedElement);
1048         }
1049         return RicConfig.builder() //
1050                 .ricId(ricId) //
1051                 .baseUrl(ricId) //
1052                 .managedElementIds(mes) //
1053                 .build();
1054     }
1055
1056     private Ric addRic(String ricId, String managedElement) {
1057         if (rics.get(ricId) != null) {
1058             return rics.get(ricId);
1059         }
1060
1061         RicConfig conf = ricConfig(ricId, managedElement);
1062         Ric ric = new Ric(conf);
1063         ric.setState(Ric.RicState.AVAILABLE);
1064         this.rics.put(ric);
1065         return ric;
1066     }
1067
1068 }