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

   1 /*-
   2  * ========================LICENSE_START=================================
   3  * ONAP : ccsdk oran
   4  * ======================================================================
   5  * Copyright (C) 2019-2020 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.Paths;
  39 import java.time.Duration;
  40 import java.time.Instant;
  41 import java.util.ArrayList;
  42 import java.util.Collections;
  43 import java.util.List;
  44
  45 import org.json.JSONObject;
  46 import org.junit.jupiter.api.AfterEach;
  47 import org.junit.jupiter.api.BeforeEach;
  48 import org.junit.jupiter.api.Test;
  49 import org.junit.jupiter.api.extension.ExtendWith;
  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.configuration.ApplicationConfig;
  53 import org.onap.ccsdk.oran.a1policymanagementservice.configuration.ImmutableRicConfig;
  54 import org.onap.ccsdk.oran.a1policymanagementservice.configuration.ImmutableWebClientConfig;
  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.ImmutablePolicy;
  60 import org.onap.ccsdk.oran.a1policymanagementservice.repository.ImmutablePolicyType;
  61 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Lock.LockType;
  62 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Policies;
  63 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Policy;
  64 import org.onap.ccsdk.oran.a1policymanagementservice.repository.PolicyType;
  65 import org.onap.ccsdk.oran.a1policymanagementservice.repository.PolicyTypes;
  66 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Ric;
  67 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Ric.RicState;
  68 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Rics;
  69 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Service;
  70 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Services;
  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.test.context.junit.jupiter.SpringExtension;
  91 import org.springframework.web.reactive.function.client.WebClientResponseException;
  92
  93 import reactor.core.publisher.Mono;
  94 import reactor.test.StepVerifier;
  95 import reactor.util.annotation.Nullable;
  96
  97 @ExtendWith(SpringExtension.class)
  98 @SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
  99 @TestPropertySource(properties = { //
 100         "server.ssl.key-store=./config/keystore.jks", //
 101         "app.webclient.trust-store=./config/truststore.jks"})
 102 class ApplicationTest {
 103     private static final Logger logger = LoggerFactory.getLogger(ApplicationTest.class);
 104
 105     @Autowired
 106     ApplicationContext context;
 107
 108     @Autowired
 109     private Rics rics;
 110
 111     @Autowired
 112     private Policies policies;
 113
 114     @Autowired
 115     private PolicyTypes policyTypes;
 116
 117     @Autowired
 118     MockA1ClientFactory a1ClientFactory;
 119
 120     @Autowired
 121     RicSupervision supervision;
 122
 123     @Autowired
 124     ApplicationConfig applicationConfig;
 125
 126     @Autowired
 127     Services services;
 128
 129     @Autowired
 130     RappSimulatorController rAppSimulator;
 131
 132     private static Gson gson = new GsonBuilder().create();
 133
 134     public static class MockApplicationConfig extends ApplicationConfig {
 135         @Override
 136         public String getLocalConfigurationFilePath() {
 137             return ""; // No config file loaded for the test
 138         }
 139     }
 140
 141     /**
 142      * Overrides the BeanFactory.
 143      */
 144     @TestConfiguration
 145     static class TestBeanFactory {
 146         private final PolicyTypes policyTypes = new PolicyTypes();
 147         private final Services services = new Services();
 148         private final Policies policies = new Policies();
 149         MockA1ClientFactory a1ClientFactory = null;
 150
 151         @Bean
 152         public ApplicationConfig getApplicationConfig() {
 153             return new MockApplicationConfig();
 154         }
 155
 156         @Bean
 157         MockA1ClientFactory getA1ClientFactory() {
 158             if (a1ClientFactory == null) {
 159                 this.a1ClientFactory = new MockA1ClientFactory(this.policyTypes);
 160             }
 161             return this.a1ClientFactory;
 162         }
 163
 164         @Bean
 165         public PolicyTypes getPolicyTypes() {
 166             return this.policyTypes;
 167         }
 168
 169         @Bean
 170         Policies getPolicies() {
 171             return this.policies;
 172         }
 173
 174         @Bean
 175         Services getServices() {
 176             return this.services;
 177         }
 178
 179         @Bean
 180         public ServiceSupervision getServiceSupervision() {
 181             Duration checkInterval = Duration.ofMillis(1);
 182             return new ServiceSupervision(this.services, this.policies, this.getA1ClientFactory(), checkInterval);
 183         }
 184
 185         @Bean
 186         public ServletWebServerFactory servletContainer() {
 187             return new TomcatServletWebServerFactory();
 188         }
 189
 190     }
 191
 192     @LocalServerPort
 193     private int port;
 194
 195     @BeforeEach
 196     void reset() {
 197         rics.clear();
 198         policies.clear();
 199         policyTypes.clear();
 200         services.clear();
 201         a1ClientFactory.reset();
 202         this.rAppSimulator.getTestResults().clear();
 203     }
 204
 205     @AfterEach
 206     void verifyNoRicLocks() {
 207         for (Ric ric : this.rics.getRics()) {
 208             ric.getLock().lockBlocking(LockType.EXCLUSIVE);
 209             ric.getLock().unlockBlocking();
 210             assertThat(ric.getLock().getLockCounter()).isZero();
 211             assertThat(ric.getState()).isEqualTo(Ric.RicState.AVAILABLE);
 212         }
 213     }
 214
 215     @Test
 216     void createApiDoc() throws IOException {
 217         String url = "https://localhost:" + this.port + "/v2/api-docs";
 218         ResponseEntity<String> resp = restClient("", false).getForEntity(url).block();
 219         assertThat(resp.getStatusCode()).isEqualTo(HttpStatus.OK);
 220         String indented = (new JSONObject(resp.getBody())).toString(4);
 221         String docDir = "../docs/offeredapis/swagger/";
 222         Files.createDirectories(Paths.get(docDir));
 223         try (PrintStream out = new PrintStream(new FileOutputStream(docDir + "pms-api.json"))) {
 224             out.print(indented);
 225         }
 226     }
 227
 228     @Test
 229     void testGetRics() throws Exception {
 230         addRic("ric1");
 231         this.addPolicyType("type1", "ric1");
 232         String url = "/rics?policytype_id=type1";
 233         String rsp = restClient().get(url).block();
 234         assertThat(rsp).contains("ric1");
 235
 236         // nameless type for ORAN A1 1.1
 237         addRic("ric2");
 238         this.addPolicyType("", "ric2");
 239         url = "/rics?policytype_id=";
 240
 241         // This tests also validation of trusted certs restClient(true)
 242         rsp = restClient(true).get(url).block();
 243         assertThat(rsp).contains("ric2") //
 244                 .doesNotContain("ric1") //
 245                 .contains("AVAILABLE");
 246
 247         // All RICs
 248         rsp = restClient().get("/rics").block();
 249         assertThat(rsp).contains("ric2") //
 250                 .contains("ric1");
 251
 252         // Non existing policy type
 253         url = "/rics?policytype_id=XXXX";
 254         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 255     }
 256
 257     @Test
 258     void testSynchronization() throws Exception {
 259         // Two polictypes will be put in the NearRT RICs
 260         PolicyTypes nearRtRicPolicyTypes = new PolicyTypes();
 261         nearRtRicPolicyTypes.put(createPolicyType("typeName"));
 262         nearRtRicPolicyTypes.put(createPolicyType("typeName2"));
 263         this.a1ClientFactory.setPolicyTypes(nearRtRicPolicyTypes);
 264
 265         // One type and one instance added to the Policy Management Service's storage
 266         final String ric1Name = "ric1";
 267         Ric ric1 = addRic(ric1Name);
 268         Policy policy2 = addPolicy("policyId2", "typeName", "service", ric1Name);
 269         Ric ric2 = addRic("ric2");
 270
 271         getA1Client(ric1Name).putPolicy(policy2); // put it in the RIC (Near-RT RIC)
 272         policies.remove(policy2); // Remove it from the repo -> should be deleted in the RIC
 273
 274         String policyId = "policyId";
 275         Policy policy = addPolicy(policyId, "typeName", "service", ric1Name); // This should be created in the RIC
 276         supervision.checkAllRics(); // The created policy should be put in the RIC
 277
 278         // Wait until synch is completed
 279         waitForRicState(ric1Name, RicState.SYNCHRONIZING);
 280         waitForRicState(ric1Name, RicState.AVAILABLE);
 281         waitForRicState("ric2", RicState.AVAILABLE);
 282
 283         Policies ricPolicies = getA1Client(ric1Name).getPolicies();
 284         assertThat(ricPolicies.size()).isEqualTo(1);
 285         Policy ricPolicy = ricPolicies.get(policyId);
 286         assertThat(ricPolicy.json()).isEqualTo(policy.json());
 287
 288         // Both types should be in the Policy Management Service's storage after the
 289         // synch
 290         assertThat(ric1.getSupportedPolicyTypes()).hasSize(2);
 291         assertThat(ric2.getSupportedPolicyTypes()).hasSize(2);
 292     }
 293
 294     @Test
 295     void testGetRic() throws Exception {
 296         String ricId = "ric1";
 297         String managedElementId = "kista_1";
 298         addRic(ricId, managedElementId);
 299
 300         String url = "/rics/ric?managed_element_id=" + managedElementId;
 301         String rsp = restClient().get(url).block();
 302         RicInfo ricInfo = gson.fromJson(rsp, RicInfo.class);
 303         assertThat(ricInfo.ricId).isEqualTo(ricId);
 304
 305         url = "/rics/ric?ric_id=" + ricId;
 306         rsp = restClient().get(url).block();
 307         ricInfo = gson.fromJson(rsp, RicInfo.class);
 308         assertThat(ricInfo.ricId).isEqualTo(ricId);
 309
 310         // test GET RIC for ManagedElement that does not exist
 311         url = "/rics/ric?managed_element_id=" + "junk";
 312         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 313
 314         url = "/rics/ric";
 315         testErrorCode(restClient().get(url), HttpStatus.BAD_REQUEST);
 316     }
 317
 318     private String putPolicyBody(String serviceName, String ricId, String policyTypeName, String policyInstanceId,
 319             boolean isTransient) {
 320         PolicyInfo info = new PolicyInfo();
 321         info.policyId = policyInstanceId;
 322         info.policyTypeId = policyTypeName;
 323         info.ricId = ricId;
 324         info.serviceId = serviceName;
 325         info.policyData = gson.fromJson(jsonString(), Object.class);
 326
 327         if (isTransient) {
 328             info.isTransient = isTransient;
 329         }
 330         info.statusNotificationUri = "statusNotificationUri";
 331         return gson.toJson(info);
 332     }
 333
 334     private String putPolicyBody(String serviceName, String ricId, String policyTypeName, String policyInstanceId) {
 335         return putPolicyBody(serviceName, ricId, policyTypeName, policyInstanceId, false);
 336     }
 337
 338     @Test
 339     void testPutPolicy() throws Exception {
 340         String serviceName = "service.1";
 341         String ricId = "ric.1";
 342         String policyTypeName = "type1_1.2.3";
 343         String policyInstanceId = "instance_1.2.3";
 344
 345         putService(serviceName);
 346         addPolicyType(policyTypeName, ricId);
 347
 348         // PUT a transient policy
 349         String url = "/policies";
 350         String policyBody = putPolicyBody(serviceName, ricId, policyTypeName, policyInstanceId, true);
 351         this.rics.getRic(ricId).setState(Ric.RicState.AVAILABLE);
 352
 353         restClient().put(url, policyBody).block();
 354
 355         Policy policy = policies.getPolicy(policyInstanceId);
 356         assertThat(policy).isNotNull();
 357         assertThat(policy.id()).isEqualTo(policyInstanceId);
 358         assertThat(policy.ownerServiceId()).isEqualTo(serviceName);
 359         assertThat(policy.ric().id()).isEqualTo(ricId);
 360         assertThat(policy.isTransient()).isTrue();
 361
 362         // Put a non transient policy
 363         policyBody = putPolicyBody(serviceName, ricId, policyTypeName, policyInstanceId);
 364         restClient().put(url, policyBody).block();
 365         policy = policies.getPolicy(policyInstanceId);
 366         assertThat(policy.isTransient()).isFalse();
 367
 368         url = "/policy-instances";
 369         String rsp = restClient().get(url).block();
 370         assertThat(rsp).as("Response contains policy instance ID.").contains(policyInstanceId);
 371
 372         url = "/policies/" + policyInstanceId;
 373         rsp = restClient().get(url).block();
 374         assertThat(rsp).contains(policyBody);
 375
 376         // Test of error codes
 377         url = "/policies";
 378         policyBody = putPolicyBody(serviceName, ricId + "XX", policyTypeName, policyInstanceId);
 379         testErrorCode(restClient().put(url, policyBody), HttpStatus.NOT_FOUND);
 380
 381         policyBody = putPolicyBody(serviceName, ricId, policyTypeName + "XX", policyInstanceId);
 382         addPolicyType(policyTypeName + "XX", "otherRic");
 383         testErrorCode(restClient().put(url, policyBody), HttpStatus.NOT_FOUND);
 384
 385         policyBody = putPolicyBody(serviceName, ricId, policyTypeName, policyInstanceId);
 386         this.rics.getRic(ricId).setState(Ric.RicState.SYNCHRONIZING);
 387         testErrorCode(restClient().put(url, policyBody), HttpStatus.LOCKED);
 388         this.rics.getRic(ricId).setState(Ric.RicState.AVAILABLE);
 389     }
 390
 391     @Test
 392     /**
 393      * Test that HttpStatus and body from failing REST call to A1 is passed on to
 394      * the caller.
 395      *
 396      * @throws ServiceException
 397      */
 398     void testErrorFromRic() throws ServiceException {
 399         putService("service1");
 400         addPolicyType("type1", "ric1");
 401
 402         MockA1Client a1Client = a1ClientFactory.getOrCreateA1Client("ric1");
 403         HttpStatus httpStatus = HttpStatus.INTERNAL_SERVER_ERROR;
 404         String responseBody = "Refused";
 405         byte[] responseBodyBytes = responseBody.getBytes(StandardCharsets.UTF_8);
 406
 407         WebClientResponseException a1Exception = new WebClientResponseException(httpStatus.value(), "statusText", null,
 408                 responseBodyBytes, StandardCharsets.UTF_8, null);
 409         doReturn(Mono.error(a1Exception)).when(a1Client).putPolicy(any());
 410
 411         // PUT Policy
 412         String putBody = putPolicyBody("service1", "ric1", "type1", "id1");
 413         String url = "/policies";
 414         testErrorCode(restClient().put(url, putBody), httpStatus, responseBody);
 415
 416         // DELETE POLICY
 417         this.addPolicy("instance1", "type1", "service1", "ric1");
 418         doReturn(Mono.error(a1Exception)).when(a1Client).deletePolicy(any());
 419         testErrorCode(restClient().delete("/policies/instance1"), httpStatus, responseBody);
 420
 421     }
 422
 423     @Test
 424     void testPutTypelessPolicy() throws Exception {
 425         putService("service1");
 426         addPolicyType("", "ric1");
 427         String body = putPolicyBody("service1", "ric1", "", "id1");
 428         restClient().put("/policies", body).block();
 429
 430         String rsp = restClient().get("/policy-instances").block();
 431         PolicyInfoList info = gson.fromJson(rsp, PolicyInfoList.class);
 432         assertThat(info.policies).hasSize(1);
 433         PolicyInfo policyInfo = info.policies.iterator().next();
 434         assertThat(policyInfo.policyId).isEqualTo("id1");
 435         assertThat(policyInfo.policyTypeId).isEmpty();
 436     }
 437
 438     @Test
 439     void testRefuseToUpdatePolicy() throws Exception {
 440         // Test that only the json can be changed for a already created policy
 441         // In this case service is attempted to be changed
 442         this.addRic("ric1");
 443         this.addRic("ricXXX");
 444         this.addPolicy("instance1", "type1", "service1", "ric1");
 445         this.addPolicy("instance2", "type1", "service1", "ricXXX");
 446
 447         // Try change ric1 -> ricXXX
 448         String bodyWrongRic = putPolicyBody("service1", "ricXXX", "type1", "instance1");
 449         testErrorCode(restClient().put("/policies", bodyWrongRic), HttpStatus.CONFLICT);
 450     }
 451
 452     @Test
 453     void testGetPolicy() throws Exception {
 454         String url = "/policies/id";
 455         Policy policy = addPolicy("id", "typeName", "service1", "ric1");
 456         {
 457             String rsp = restClient().get(url).block();
 458             PolicyInfo info = gson.fromJson(rsp, PolicyInfo.class);
 459             String policyStr = gson.toJson(info.policyData);
 460             assertThat(policyStr).isEqualTo(policy.json());
 461         }
 462         {
 463             policies.remove(policy);
 464             testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 465         }
 466     }
 467
 468     @Test
 469     void testDeletePolicy() throws Exception {
 470         String policyId = "id.1";
 471         addPolicy(policyId, "typeName", "service1", "ric1");
 472         assertThat(policies.size()).isEqualTo(1);
 473
 474         String url = "/policies/" + policyId;
 475         ResponseEntity<String> entity = restClient().deleteForEntity(url).block();
 476
 477         assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.NO_CONTENT);
 478         assertThat(policies.size()).isZero();
 479
 480         // Delete a non existing policy
 481         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 482     }
 483
 484     @Test
 485     void testGetPolicyType() throws Exception {
 486         String typeId = "AC.D";
 487         addPolicyType(typeId, "ric1");
 488
 489         waitForRicState("ric1", RicState.AVAILABLE);
 490
 491         String url = "/policy-types/" + typeId;
 492
 493         String rsp = this.restClient().get(url).block();
 494
 495         PolicyTypeInfo info = gson.fromJson(rsp, PolicyTypeInfo.class);
 496         assertThat(info.schema).isNotNull();
 497
 498         // Get non existing schema
 499         url = "/policy-types/JUNK";
 500         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 501     }
 502
 503     String createPolicyTypesJson(String... types) {
 504         List<String> list = new ArrayList<>();
 505         Collections.addAll(list, types);
 506         PolicyTypeIdList ids = new PolicyTypeIdList(list);
 507         return gson.toJson(ids);
 508     }
 509
 510     @Test
 511     void testGetPolicyTypes() throws Exception {
 512         addPolicyType("type1", "ric1");
 513         addPolicyType("type2", "ric2");
 514
 515         String url = "/policy-types";
 516         String rsp = restClient().get(url).block();
 517         String expResp = createPolicyTypesJson("type2", "type1");
 518         assertThat(rsp).isEqualTo(expResp);
 519
 520         url = "/policy-types?ric_id=ric1";
 521         rsp = restClient().get(url).block();
 522         expResp = createPolicyTypesJson("type1");
 523         assertThat(rsp).isEqualTo(expResp);
 524
 525         // Get policy types for non existing RIC
 526         url = "/policy-types?ric_id=ric1XXX";
 527         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 528     }
 529
 530     @Test
 531     void testGetPolicyInstances() throws Exception {
 532         addPolicy("id1", "type1", "service1");
 533
 534         String url = "/policy-instances";
 535         String rsp = restClient().get(url).block();
 536         logger.info(rsp);
 537         PolicyInfoList info = gson.fromJson(rsp, PolicyInfoList.class);
 538         assertThat(info.policies).hasSize(1);
 539         PolicyInfo policyInfo = info.policies.iterator().next();
 540         assert (policyInfo.validate());
 541         assertThat(policyInfo.policyId).isEqualTo("id1");
 542         assertThat(policyInfo.policyTypeId).isEqualTo("type1");
 543         assertThat(policyInfo.serviceId).isEqualTo("service1");
 544     }
 545
 546     @Test
 547     void testGetPolicyInstancesFilter() throws Exception {
 548         addPolicy("id1", "type1", "service1");
 549         addPolicy("id2", "type1", "service2");
 550         addPolicy("id3", "type2", "service1");
 551
 552         String url = "/policy-instances?policytype_id=type1";
 553         String rsp = restClient().get(url).block();
 554         logger.info(rsp);
 555         assertThat(rsp).contains("id1") //
 556                 .contains("id2") //
 557                 .doesNotContain("id3");
 558
 559         url = "/policy-instances?policytype_id=type1&service_id=service2";
 560         rsp = restClient().get(url).block();
 561         logger.info(rsp);
 562         assertThat(rsp).doesNotContain("id1") //
 563                 .contains("id2") //
 564                 .doesNotContain("id3");
 565
 566         // Test get policies for non existing type
 567         url = "/policy-instances?policytype_id=type1XXX";
 568         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 569
 570         // Test get policies for non existing RIC
 571         url = "/policy-instances?ric_id=XXX";
 572         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 573     }
 574
 575     @Test
 576     void testGetPolicyIdsFilter() throws Exception {
 577         addPolicy("id1", "type1", "service1", "ric1");
 578         addPolicy("id2", "type1", "service2", "ric1");
 579         addPolicy("id3", "type2", "service1", "ric1");
 580
 581         String url = "/policies?policytype_id=type1";
 582         String rsp = restClient().get(url).block();
 583         logger.info(rsp);
 584         assertThat(rsp).contains("id1") //
 585                 .contains("id2") //
 586                 .doesNotContain("id3");
 587
 588         url = "/policies?policytype_id=type1&service_id=service1&ric=ric1";
 589         rsp = restClient().get(url).block();
 590         PolicyIdList respList = gson.fromJson(rsp, PolicyIdList.class);
 591         assertThat(respList.policyIds.iterator().next()).isEqualTo("id1");
 592
 593         // Test get policy ids for non existing type
 594         url = "/policies?policytype_id=type1XXX";
 595         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 596
 597         // Test get policy ids for non existing RIC
 598         url = "/policies?ric_id=XXX";
 599         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 600     }
 601
 602     @Test
 603     void testPutAndGetService() throws Exception {
 604         // PUT
 605         String serviceName = "ac.dc";
 606         putService(serviceName, 0, HttpStatus.CREATED);
 607         putService(serviceName, 0, HttpStatus.OK);
 608
 609         // GET one service
 610         String url = "/services?service_id=" + serviceName;
 611         String rsp = restClient().get(url).block();
 612         ServiceStatusList info = gson.fromJson(rsp, ServiceStatusList.class);
 613         assertThat(info.statusList).hasSize(1);
 614         ServiceStatus status = info.statusList.iterator().next();
 615         assertThat(status.keepAliveIntervalSeconds).isZero();
 616         assertThat(status.serviceId).isEqualTo(serviceName);
 617
 618         // GET (all)
 619         url = "/services";
 620         rsp = restClient().get(url).block();
 621         assertThat(rsp).as("Response contains service name").contains(serviceName);
 622         logger.info(rsp);
 623
 624         // Keep alive
 625         url = "/services/" + serviceName + "/keepalive";
 626         ResponseEntity<?> entity = restClient().putForEntity(url).block();
 627         assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
 628
 629         // DELETE service
 630         assertThat(services.size()).isEqualTo(1);
 631         url = "/services/" + serviceName;
 632         restClient().delete(url).block();
 633         assertThat(services.size()).isZero();
 634
 635         // Keep alive, no registered service
 636         testErrorCode(restClient().put("/services/junk/keepalive", ""), HttpStatus.NOT_FOUND);
 637
 638         // PUT service with bad payload
 639         testErrorCode(restClient().put("/services", "crap"), HttpStatus.BAD_REQUEST, false);
 640         testErrorCode(restClient().put("/services", "{}"), HttpStatus.BAD_REQUEST, false);
 641         testErrorCode(restClient().put("/services", createServiceJson(serviceName, -123)), HttpStatus.BAD_REQUEST,
 642                 false);
 643         testErrorCode(restClient().put("/services", createServiceJson(serviceName, 0, "missing.portandprotocol.com")),
 644                 HttpStatus.BAD_REQUEST, false);
 645
 646         // GET non existing service
 647         testErrorCode(restClient().get("/services?service_id=XXX"), HttpStatus.NOT_FOUND);
 648     }
 649
 650     @Test
 651     void testServiceSupervision() throws Exception {
 652         putService("service1", 1, HttpStatus.CREATED);
 653         addPolicyType("type1", "ric1");
 654
 655         String policyBody = putPolicyBody("service1", "ric1", "type1", "instance1");
 656         restClient().put("/policies", policyBody).block();
 657
 658         assertThat(policies.size()).isEqualTo(1);
 659         assertThat(services.size()).isEqualTo(1);
 660
 661         // Timeout after ~1 second
 662         await().untilAsserted(() -> assertThat(policies.size()).isZero());
 663         assertThat(services.size()).isZero();
 664     }
 665
 666     @Test
 667     void testGetPolicyStatus() throws Exception {
 668         addPolicy("id", "typeName", "service1", "ric1");
 669         assertThat(policies.size()).isEqualTo(1);
 670
 671         String url = "/policies/id/status";
 672         String rsp = restClient().get(url).block();
 673         PolicyStatusInfo info = gson.fromJson(rsp, PolicyStatusInfo.class);
 674         assertThat(info.status).isEqualTo("OK");
 675
 676         // GET non existing policy status
 677         url = "/policies/XXX/status";
 678         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 679
 680         // GET STATUS, the NearRT RIC returns error
 681         MockA1Client a1Client = a1ClientFactory.getOrCreateA1Client("ric1");
 682         url = "/policies/id/status";
 683         WebClientResponseException a1Exception = new WebClientResponseException(404, "", null, null, null);
 684         doReturn(Mono.error(a1Exception)).when(a1Client).getPolicyStatus(any());
 685         rsp = restClient().get(url).block();
 686         info = gson.fromJson(rsp, PolicyStatusInfo.class);
 687         assertThat(info.status).hasToString("{}");
 688     }
 689
 690     @Test
 691     void testServiceNotification() throws ServiceException {
 692         putService("junkService");
 693         Service junkService = this.services.get("junkService");
 694         junkService.setCallbackUrl("https://junk");
 695         putService("service");
 696
 697         Ric ric = addRic("ric1");
 698         ric.setState(Ric.RicState.UNAVAILABLE);
 699         supervision.checkAllRics();
 700         waitForRicState("ric1", RicState.AVAILABLE);
 701
 702         RappSimulatorController.TestResults receivedCallbacks = rAppSimulator.getTestResults();
 703         assertThat(receivedCallbacks.getReceivedInfo().size()).isEqualTo(1);
 704         ServiceCallbackInfo callbackInfo = receivedCallbacks.getReceivedInfo().get(0);
 705         assertThat(callbackInfo.ricId).isEqualTo("ric1");
 706         assertThat(callbackInfo.eventType).isEqualTo(ServiceCallbackInfo.EventType.AVAILABLE);
 707     }
 708
 709     private Policy addPolicy(String id, String typeName, String service, String ric) throws ServiceException {
 710         addRic(ric);
 711         Policy policy = ImmutablePolicy.builder() //
 712                 .id(id) //
 713                 .json(jsonString()) //
 714                 .ownerServiceId(service) //
 715                 .ric(rics.getRic(ric)) //
 716                 .type(addPolicyType(typeName, ric)) //
 717                 .lastModified(Instant.now()) //
 718                 .isTransient(false) //
 719                 .statusNotificationUri("/policy-status?id=XXX") //
 720                 .build();
 721         policies.put(policy);
 722         return policy;
 723     }
 724
 725     private Policy addPolicy(String id, String typeName, String service) throws ServiceException {
 726         return addPolicy(id, typeName, service, "ric");
 727     }
 728
 729     private String createServiceJson(String name, long keepAliveIntervalSeconds) {
 730         String callbackUrl = baseUrl() + RappSimulatorController.SERVICE_CALLBACK_URL;
 731         return createServiceJson(name, keepAliveIntervalSeconds, callbackUrl);
 732     }
 733
 734     private String createServiceJson(String name, long keepAliveIntervalSeconds, String url) {
 735         ServiceRegistrationInfo service = new ServiceRegistrationInfo(name, keepAliveIntervalSeconds, url);
 736
 737         String json = gson.toJson(service);
 738         return json;
 739     }
 740
 741     private void putService(String name) {
 742         putService(name, 0, null);
 743     }
 744
 745     private void putService(String name, long keepAliveIntervalSeconds, @Nullable HttpStatus expectedStatus) {
 746         String url = "/services";
 747         String body = createServiceJson(name, keepAliveIntervalSeconds);
 748         ResponseEntity<String> resp = restClient().putForEntity(url, body).block();
 749         if (expectedStatus != null) {
 750             assertEquals(expectedStatus, resp.getStatusCode(), "");
 751         }
 752     }
 753
 754     private String jsonString() {
 755         return "{\"servingCellNrcgi\":\"1\"}";
 756     }
 757
 758     @Test
 759     void testConcurrency() throws Exception {
 760         final Instant startTime = Instant.now();
 761         List<Thread> threads = new ArrayList<>();
 762         List<ConcurrencyTestRunnable> tests = new ArrayList<>();
 763         a1ClientFactory.setResponseDelay(Duration.ofMillis(1));
 764         addRic("ric");
 765         addPolicyType("type1", "ric");
 766         addPolicyType("type2", "ric");
 767
 768         for (int i = 0; i < 10; ++i) {
 769             AsyncRestClient restClient = restClient();
 770             ConcurrencyTestRunnable test =
 771                     new ConcurrencyTestRunnable(restClient, supervision, a1ClientFactory, rics, policyTypes);
 772             Thread thread = new Thread(test, "TestThread_" + i);
 773             thread.start();
 774             threads.add(thread);
 775             tests.add(test);
 776         }
 777         for (Thread t : threads) {
 778             t.join();
 779         }
 780         for (ConcurrencyTestRunnable test : tests) {
 781             assertThat(test.isFailed()).isFalse();
 782         }
 783         assertThat(policies.size()).isZero();
 784         logger.info("Concurrency test took " + Duration.between(startTime, Instant.now()));
 785     }
 786
 787     private AsyncRestClient restClient(String baseUrl, boolean useTrustValidation) {
 788         WebClientConfig config = this.applicationConfig.getWebClientConfig();
 789         config = ImmutableWebClientConfig.builder() //
 790                 .keyStoreType(config.keyStoreType()) //
 791                 .keyStorePassword(config.keyStorePassword()) //
 792                 .keyStore(config.keyStore()) //
 793                 .keyPassword(config.keyPassword()) //
 794                 .isTrustStoreUsed(useTrustValidation) //
 795                 .trustStore(config.trustStore()) //
 796                 .trustStorePassword(config.trustStorePassword()) //
 797                 .httpProxyConfig(config.httpProxyConfig()) //
 798                 .build();
 799
 800         AsyncRestClientFactory f = new AsyncRestClientFactory(config);
 801         return f.createRestClientNoHttpProxy(baseUrl);
 802
 803     }
 804
 805     private String baseUrl() {
 806         return "https://localhost:" + port;
 807     }
 808
 809     private AsyncRestClient restClient(boolean useTrustValidation) {
 810         String baseUrl = "https://localhost:" + port + Consts.V2_API_ROOT;
 811         return restClient(baseUrl, useTrustValidation);
 812     }
 813
 814     private AsyncRestClient restClient() {
 815         return restClient(false);
 816     }
 817
 818     private void testErrorCode(Mono<?> request, HttpStatus expStatus) {
 819         testErrorCode(request, expStatus, "", true);
 820     }
 821
 822     private void testErrorCode(Mono<?> request, HttpStatus expStatus, boolean expectApplicationProblemJsonMediaType) {
 823         testErrorCode(request, expStatus, "", expectApplicationProblemJsonMediaType);
 824     }
 825
 826     private void testErrorCode(Mono<?> request, HttpStatus expStatus, String responseContains) {
 827         testErrorCode(request, expStatus, responseContains, true);
 828     }
 829
 830     private void testErrorCode(Mono<?> request, HttpStatus expStatus, String responseContains,
 831             boolean expectApplicationProblemJsonMediaType) {
 832         StepVerifier.create(request) //
 833                 .expectSubscription() //
 834                 .expectErrorMatches(
 835                         t -> checkWebClientError(t, expStatus, responseContains, expectApplicationProblemJsonMediaType)) //
 836                 .verify();
 837     }
 838
 839     private void waitForRicState(String ricId, RicState state) throws ServiceException {
 840         Ric ric = rics.getRic(ricId);
 841         await().untilAsserted(() -> state.equals(ric.getState()));
 842     }
 843
 844     private boolean checkWebClientError(Throwable throwable, HttpStatus expStatus, String responseContains,
 845             boolean expectApplicationProblemJsonMediaType) {
 846         assertTrue(throwable instanceof WebClientResponseException);
 847         WebClientResponseException responseException = (WebClientResponseException) throwable;
 848         assertThat(responseException.getStatusCode()).isEqualTo(expStatus);
 849         assertThat(responseException.getResponseBodyAsString()).contains(responseContains);
 850         if (expectApplicationProblemJsonMediaType) {
 851             assertThat(responseException.getHeaders().getContentType()).isEqualTo(MediaType.APPLICATION_PROBLEM_JSON);
 852         }
 853         return true;
 854     }
 855
 856     private MockA1Client getA1Client(String ricId) throws ServiceException {
 857         return a1ClientFactory.getOrCreateA1Client(ricId);
 858     }
 859
 860     private PolicyType createPolicyType(String policyTypeName) {
 861         return ImmutablePolicyType.builder() //
 862                 .id(policyTypeName) //
 863                 .schema("{\"title\":\"" + policyTypeName + "\"}") //
 864                 .build();
 865     }
 866
 867     private PolicyType addPolicyType(String policyTypeName, String ricId) {
 868         PolicyType type = createPolicyType(policyTypeName);
 869         policyTypes.put(type);
 870         addRic(ricId).addSupportedPolicyType(type);
 871         return type;
 872     }
 873
 874     private Ric addRic(String ricId) {
 875         return addRic(ricId, null);
 876     }
 877
 878     private Ric addRic(String ricId, String managedElement) {
 879         if (rics.get(ricId) != null) {
 880             return rics.get(ricId);
 881         }
 882         List<String> mes = new ArrayList<>();
 883         if (managedElement != null) {
 884             mes.add(managedElement);
 885         }
 886         RicConfig conf = ImmutableRicConfig.builder() //
 887                 .ricId(ricId) //
 888                 .baseUrl(ricId) //
 889                 .managedElementIds(mes) //
 890                 .controllerName("") //
 891                 .build();
 892         Ric ric = new Ric(conf);
 893         ric.setState(Ric.RicState.AVAILABLE);
 894         this.rics.put(ric);
 895         return ric;
 896     }
 897
 898 }