a1-policy-management/src/test/java/org/onap/ccsdk/oran/a1policymanagementservice/controllers/v2/ApplicationTest.java

   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.Test;
  48 import org.junit.jupiter.api.extension.ExtendWith;
  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.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.Lock.LockType;
  60 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Policies;
  61 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Policy;
  62 import org.onap.ccsdk.oran.a1policymanagementservice.repository.PolicyType;
  63 import org.onap.ccsdk.oran.a1policymanagementservice.repository.PolicyTypes;
  64 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Ric;
  65 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Ric.RicState;
  66 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Rics;
  67 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Service;
  68 import org.onap.ccsdk.oran.a1policymanagementservice.repository.Services;
  69 import org.onap.ccsdk.oran.a1policymanagementservice.tasks.RefreshConfigTask;
  70 import org.onap.ccsdk.oran.a1policymanagementservice.tasks.RicSupervision;
  71 import org.onap.ccsdk.oran.a1policymanagementservice.tasks.ServiceSupervision;
  72 import org.onap.ccsdk.oran.a1policymanagementservice.utils.MockA1Client;
  73 import org.onap.ccsdk.oran.a1policymanagementservice.utils.MockA1ClientFactory;
  74 import org.slf4j.Logger;
  75 import org.slf4j.LoggerFactory;
  76 import org.springframework.beans.factory.annotation.Autowired;
  77 import org.springframework.boot.test.context.SpringBootTest;
  78 import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
  79 import org.springframework.boot.test.context.TestConfiguration;
  80 import org.springframework.boot.web.embedded.tomcat.TomcatServletWebServerFactory;
  81 import org.springframework.boot.web.server.LocalServerPort;
  82 import org.springframework.boot.web.servlet.server.ServletWebServerFactory;
  83 import org.springframework.context.ApplicationContext;
  84 import org.springframework.context.annotation.Bean;
  85 import org.springframework.http.HttpStatus;
  86 import org.springframework.http.MediaType;
  87 import org.springframework.http.ResponseEntity;
  88 import org.springframework.test.context.TestPropertySource;
  89 import org.springframework.test.context.junit.jupiter.SpringExtension;
  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 @ExtendWith(SpringExtension.class)
  97 @SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
  98 @TestPropertySource(properties = { //
  99         "server.ssl.key-store=./config/keystore.jks", //
 100         "app.webclient.trust-store=./config/truststore.jks", //
 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     private static Gson gson = new GsonBuilder().create();
 138
 139     /**
 140      * Overrides the BeanFactory.
 141      */
 142     @TestConfiguration
 143     static class TestBeanFactory {
 144
 145         @Bean
 146         A1ClientFactory getA1ClientFactory(@Autowired ApplicationConfig appConfig, @Autowired PolicyTypes types) {
 147             return new MockA1ClientFactory(appConfig, types);
 148         }
 149
 150         @Bean
 151         public ServiceSupervision getServiceSupervision(@Autowired Services services,
 152                 @Autowired A1ClientFactory a1ClientFactory, @Autowired Policies policies) {
 153             Duration checkInterval = Duration.ofMillis(1);
 154             return new ServiceSupervision(services, policies, a1ClientFactory, checkInterval);
 155         }
 156
 157         @Bean
 158         public ServletWebServerFactory servletContainer() {
 159             return new TomcatServletWebServerFactory();
 160         }
 161     }
 162
 163     @LocalServerPort
 164     private int port;
 165
 166     @AfterEach
 167     void reset() {
 168         rics.clear();
 169         policies.clear();
 170         policyTypes.clear();
 171         services.clear();
 172         a1ClientFactory.reset();
 173         this.rAppSimulator.getTestResults().clear();
 174     }
 175
 176     @AfterEach
 177     void verifyNoRicLocks() {
 178         for (Ric ric : this.rics.getRics()) {
 179             ric.getLock().lockBlocking(LockType.EXCLUSIVE);
 180             ric.getLock().unlockBlocking();
 181             assertThat(ric.getLock().getLockCounter()).isZero();
 182             assertThat(ric.getState()).isEqualTo(Ric.RicState.AVAILABLE);
 183         }
 184     }
 185
 186     @Test
 187     void generateApiDoc() throws IOException {
 188         String url = "https://localhost:" + this.port + "/v3/api-docs";
 189         ResponseEntity<String> resp = restClient("", false).getForEntity(url).block();
 190         assertThat(resp.getStatusCode()).isEqualTo(HttpStatus.OK);
 191         JSONObject jsonObj = new JSONObject(resp.getBody());
 192         assertThat(jsonObj.remove("servers")).isNotNull();
 193
 194         String indented = (jsonObj).toString(4);
 195         String docDir = "api/";
 196         Files.createDirectories(Paths.get(docDir));
 197         try (PrintStream out = new PrintStream(new FileOutputStream(docDir + "pms-api.json"))) {
 198             out.print(indented);
 199         }
 200     }
 201
 202     @Test
 203     void testPersistency() throws ServiceException {
 204         Ric ric = this.addRic("ric1");
 205         PolicyType type = this.addPolicyType("type1", ric.id());
 206         PolicyTypes types = new PolicyTypes(this.applicationConfig);
 207         assertThat(types.size()).isEqualTo(1);
 208
 209         final int noOfPolicies = 100;
 210         for (int i = 0; i < noOfPolicies; ++i) {
 211             addPolicy("id" + i, type.getId(), "service", ric.id());
 212         }
 213
 214         {
 215             Policies policies = new Policies(this.applicationConfig);
 216             policies.restoreFromDatabase(ric, types);
 217             assertThat(policies.size()).isEqualTo(noOfPolicies);
 218         }
 219
 220         {
 221             restClient().delete("/policies/id2").block();
 222             Policies policies = new Policies(this.applicationConfig);
 223             policies.restoreFromDatabase(ric, types);
 224             assertThat(policies.size()).isEqualTo(noOfPolicies - 1);
 225         }
 226
 227         {
 228             // Test adding the RIC from configuration
 229             RicConfig config = ric.getConfig();
 230             this.rics.remove("ric1");
 231             ApplicationConfig.RicConfigUpdate update =
 232                     new ApplicationConfig.RicConfigUpdate(config, ApplicationConfig.RicConfigUpdate.Type.ADDED);
 233             refreshConfigTask.handleUpdatedRicConfig(update).block();
 234             ric = this.rics.getRic("ric1");
 235             assertThat(ric.getSupportedPolicyTypes().size()).isEqualTo(1);
 236         }
 237     }
 238
 239     @Test
 240     void testGetRics() throws Exception {
 241         addRic("ric1");
 242         this.addPolicyType("type1", "ric1");
 243         String url = "/rics?policytype_id=type1";
 244         String rsp = restClient().get(url).block();
 245         assertThat(rsp).contains("ric1");
 246
 247         // nameless type for ORAN A1 1.1
 248         addRic("ric2");
 249         this.addPolicyType("", "ric2");
 250         url = "/rics?policytype_id=";
 251
 252         // This tests also validation of trusted certs restClient(true)
 253         rsp = restClient(true).get(url).block();
 254         assertThat(rsp).contains("ric2") //
 255                 .doesNotContain("ric1") //
 256                 .contains("AVAILABLE");
 257
 258         // All RICs
 259         rsp = restClient().get("/rics").block();
 260         assertThat(rsp).contains("ric2") //
 261                 .contains("ric1");
 262
 263         // Non existing policy type
 264         url = "/rics?policytype_id=XXXX";
 265         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 266     }
 267
 268     @Test
 269     void testSynchronization() throws Exception {
 270         // Two polictypes will be put in the NearRT RICs
 271         PolicyTypes nearRtRicPolicyTypes = new PolicyTypes(this.applicationConfig);
 272         nearRtRicPolicyTypes.put(createPolicyType("typeName"));
 273         nearRtRicPolicyTypes.put(createPolicyType("typeName2"));
 274         this.a1ClientFactory.setPolicyTypes(nearRtRicPolicyTypes);
 275
 276         // One type and one instance added to the Policy Management Service's storage
 277         final String ric1Name = "ric1";
 278         Ric ric1 = addRic(ric1Name);
 279         Policy policy2 = addPolicy("policyId2", "typeName", "service", ric1Name);
 280         Ric ric2 = addRic("ric2");
 281
 282         getA1Client(ric1Name).putPolicy(policy2); // put it in the RIC (Near-RT RIC)
 283         policies.remove(policy2); // Remove it from the repo -> should be deleted in the RIC
 284
 285         String policyId = "policyId";
 286         Policy policy = addPolicy(policyId, "typeName", "service", ric1Name); // This should be created in the RIC
 287         supervision.checkAllRics(); // The created policy should be put in the RIC
 288
 289         // Wait until synch is completed
 290         waitForRicState(ric1Name, RicState.SYNCHRONIZING);
 291         waitForRicState(ric1Name, RicState.AVAILABLE);
 292         waitForRicState("ric2", RicState.AVAILABLE);
 293
 294         Policies ricPolicies = getA1Client(ric1Name).getPolicies();
 295         assertThat(ricPolicies.size()).isEqualTo(1);
 296         Policy ricPolicy = ricPolicies.get(policyId);
 297         assertThat(ricPolicy.getJson()).isEqualTo(policy.getJson());
 298
 299         // Both types should be in the Policy Management Service's storage after the
 300         // synch
 301         assertThat(ric1.getSupportedPolicyTypes()).hasSize(2);
 302         assertThat(ric2.getSupportedPolicyTypes()).hasSize(2);
 303     }
 304
 305     @Test
 306     void testGetRic() throws Exception {
 307         String ricId = "ric1";
 308         String managedElementId = "kista_1";
 309         addRic(ricId, managedElementId);
 310
 311         String url = "/rics/ric?managed_element_id=" + managedElementId;
 312         String rsp = restClient().get(url).block();
 313         RicInfo ricInfo = gson.fromJson(rsp, RicInfo.class);
 314         assertThat(ricInfo.ricId).isEqualTo(ricId);
 315
 316         url = "/rics/ric?ric_id=" + ricId;
 317         rsp = restClient().get(url).block();
 318         ricInfo = gson.fromJson(rsp, RicInfo.class);
 319         assertThat(ricInfo.ricId).isEqualTo(ricId);
 320
 321         // test GET RIC for ManagedElement that does not exist
 322         url = "/rics/ric?managed_element_id=" + "junk";
 323         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 324
 325         url = "/rics/ric";
 326         testErrorCode(restClient().get(url), HttpStatus.BAD_REQUEST);
 327     }
 328
 329     private String putPolicyBody(String serviceName, String ricId, String policyTypeName, String policyInstanceId,
 330             boolean isTransient) {
 331         PolicyInfo info = new PolicyInfo();
 332         info.policyId = policyInstanceId;
 333         info.policyTypeId = policyTypeName;
 334         info.ricId = ricId;
 335         info.serviceId = serviceName;
 336         info.policyData = gson.fromJson(jsonString(), Object.class);
 337
 338         if (isTransient) {
 339             info.isTransient = isTransient;
 340         }
 341         info.statusNotificationUri = "statusNotificationUri";
 342         return gson.toJson(info);
 343     }
 344
 345     private String putPolicyBody(String serviceName, String ricId, String policyTypeName, String policyInstanceId) {
 346         return putPolicyBody(serviceName, ricId, policyTypeName, policyInstanceId, false);
 347     }
 348
 349     @Test
 350     void testPutPolicy() throws Exception {
 351         String serviceName = "service.1";
 352         String ricId = "ric.1";
 353         String policyTypeName = "type1_1.2.3";
 354         String policyInstanceId = "instance_1.2.3";
 355
 356         putService(serviceName);
 357         addPolicyType(policyTypeName, ricId);
 358
 359         // PUT a transient policy
 360         String url = "/policies";
 361         String policyBody = putPolicyBody(serviceName, ricId, policyTypeName, policyInstanceId, true);
 362         this.rics.getRic(ricId).setState(Ric.RicState.AVAILABLE);
 363
 364         restClient().put(url, policyBody).block();
 365
 366         Policy policy = policies.getPolicy(policyInstanceId);
 367         assertThat(policy).isNotNull();
 368         assertThat(policy.getId()).isEqualTo(policyInstanceId);
 369         assertThat(policy.getOwnerServiceId()).isEqualTo(serviceName);
 370         assertThat(policy.getRic().id()).isEqualTo(ricId);
 371         assertThat(policy.isTransient()).isTrue();
 372
 373         // Put a non transient policy
 374         policyBody = putPolicyBody(serviceName, ricId, policyTypeName, policyInstanceId);
 375         restClient().put(url, policyBody).block();
 376         policy = policies.getPolicy(policyInstanceId);
 377         assertThat(policy.isTransient()).isFalse();
 378
 379         url = "/policy-instances";
 380         String rsp = restClient().get(url).block();
 381         assertThat(rsp).as("Response contains policy instance ID.").contains(policyInstanceId);
 382
 383         url = "/policies/" + policyInstanceId;
 384         rsp = restClient().get(url).block();
 385         assertThat(rsp).contains(policyBody);
 386
 387         // Test of error codes
 388         url = "/policies";
 389         policyBody = putPolicyBody(serviceName, ricId + "XX", policyTypeName, policyInstanceId);
 390         testErrorCode(restClient().put(url, policyBody), HttpStatus.NOT_FOUND);
 391
 392         policyBody = putPolicyBody(serviceName, ricId, policyTypeName + "XX", policyInstanceId);
 393         addPolicyType(policyTypeName + "XX", "otherRic");
 394         testErrorCode(restClient().put(url, policyBody), HttpStatus.NOT_FOUND);
 395
 396         policyBody = putPolicyBody(serviceName, ricId, policyTypeName, policyInstanceId);
 397         this.rics.getRic(ricId).setState(Ric.RicState.SYNCHRONIZING);
 398         testErrorCode(restClient().put(url, policyBody), HttpStatus.LOCKED);
 399         this.rics.getRic(ricId).setState(Ric.RicState.AVAILABLE);
 400     }
 401
 402     @Test
 403     /**
 404      * Test that HttpStatus and body from failing REST call to A1 is passed on to
 405      * the caller.
 406      *
 407      * @throws ServiceException
 408      */
 409     void testErrorFromRic() throws ServiceException {
 410         putService("service1");
 411         addPolicyType("type1", "ric1");
 412
 413         MockA1Client a1Client = a1ClientFactory.getOrCreateA1Client("ric1");
 414         HttpStatus httpStatus = HttpStatus.INTERNAL_SERVER_ERROR;
 415         String responseBody = "Refused";
 416         byte[] responseBodyBytes = responseBody.getBytes(StandardCharsets.UTF_8);
 417
 418         WebClientResponseException a1Exception = new WebClientResponseException(httpStatus.value(), "statusText", null,
 419                 responseBodyBytes, StandardCharsets.UTF_8, null);
 420         doReturn(Mono.error(a1Exception)).when(a1Client).putPolicy(any());
 421
 422         // PUT Policy
 423         String putBody = putPolicyBody("service1", "ric1", "type1", "id1");
 424         String url = "/policies";
 425         testErrorCode(restClient().put(url, putBody), httpStatus, responseBody);
 426
 427         // DELETE POLICY
 428         this.addPolicy("instance1", "type1", "service1", "ric1");
 429         doReturn(Mono.error(a1Exception)).when(a1Client).deletePolicy(any());
 430         testErrorCode(restClient().delete("/policies/instance1"), httpStatus, responseBody);
 431
 432     }
 433
 434     @Test
 435     void testPutTypelessPolicy() throws Exception {
 436         putService("service1");
 437         addPolicyType("", "ric1");
 438         String body = putPolicyBody("service1", "ric1", "", "id1");
 439         restClient().put("/policies", body).block();
 440
 441         String rsp = restClient().get("/policy-instances").block();
 442         PolicyInfoList info = gson.fromJson(rsp, PolicyInfoList.class);
 443         assertThat(info.policies).hasSize(1);
 444         PolicyInfo policyInfo = info.policies.iterator().next();
 445         assertThat(policyInfo.policyId).isEqualTo("id1");
 446         assertThat(policyInfo.policyTypeId).isEmpty();
 447     }
 448
 449     @Test
 450     void testRefuseToUpdatePolicy() throws Exception {
 451         // Test that only the json can be changed for a already created policy
 452         // In this case service is attempted to be changed
 453         this.addRic("ric1");
 454         this.addRic("ricXXX");
 455         this.addPolicy("instance1", "type1", "service1", "ric1");
 456         this.addPolicy("instance2", "type1", "service1", "ricXXX");
 457
 458         // Try change ric1 -> ricXXX
 459         String bodyWrongRic = putPolicyBody("service1", "ricXXX", "type1", "instance1");
 460         testErrorCode(restClient().put("/policies", bodyWrongRic), HttpStatus.CONFLICT);
 461     }
 462
 463     @Test
 464     void testGetPolicy() throws Exception {
 465         String url = "/policies/id";
 466         Policy policy = addPolicy("id", "typeName", "service1", "ric1");
 467         {
 468             String rsp = restClient().get(url).block();
 469             PolicyInfo info = gson.fromJson(rsp, PolicyInfo.class);
 470             String policyStr = gson.toJson(info.policyData);
 471             assertThat(policyStr).isEqualTo(policy.getJson());
 472         }
 473         {
 474             policies.remove(policy);
 475             testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 476         }
 477     }
 478
 479     @Test
 480     void testDeletePolicy() throws Exception {
 481         String policyId = "id.1";
 482         addPolicy(policyId, "typeName", "service1", "ric1");
 483         assertThat(policies.size()).isEqualTo(1);
 484
 485         String url = "/policies/" + policyId;
 486         ResponseEntity<String> entity = restClient().deleteForEntity(url).block();
 487
 488         assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.NO_CONTENT);
 489         assertThat(policies.size()).isZero();
 490
 491         // Delete a non existing policy
 492         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 493     }
 494
 495     @Test
 496     void testGetPolicyType() throws Exception {
 497         String typeId = "AC.D";
 498         addPolicyType(typeId, "ric1");
 499
 500         waitForRicState("ric1", RicState.AVAILABLE);
 501
 502         String url = "/policy-types/" + typeId;
 503
 504         String rsp = this.restClient().get(url).block();
 505
 506         PolicyTypeInfo info = gson.fromJson(rsp, PolicyTypeInfo.class);
 507         assertThat(info.schema).isNotNull();
 508
 509         // Get non existing schema
 510         url = "/policy-types/JUNK";
 511         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 512     }
 513
 514     String createPolicyTypesJson(String... types) {
 515         List<String> list = new ArrayList<>();
 516         Collections.addAll(list, types);
 517         PolicyTypeIdList ids = new PolicyTypeIdList(list);
 518         return gson.toJson(ids);
 519     }
 520
 521     @Test
 522     void testGetPolicyTypes() throws Exception {
 523         addPolicyType("type1", "ric1");
 524         addPolicyType("type2", "ric2");
 525
 526         String url = "/policy-types";
 527         String rsp = restClient().get(url).block();
 528         String expResp = createPolicyTypesJson("type2", "type1");
 529         assertThat(rsp).isEqualTo(expResp);
 530
 531         url = "/policy-types?ric_id=ric1";
 532         rsp = restClient().get(url).block();
 533         expResp = createPolicyTypesJson("type1");
 534         assertThat(rsp).isEqualTo(expResp);
 535
 536         // Get policy types for non existing RIC
 537         url = "/policy-types?ric_id=ric1XXX";
 538         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 539     }
 540
 541     @Test
 542     void testGetPolicyInstances() throws Exception {
 543         addPolicy("id1", "type1", "service1");
 544
 545         String url = "/policy-instances";
 546         String rsp = restClient().get(url).block();
 547         logger.info(rsp);
 548         PolicyInfoList info = gson.fromJson(rsp, PolicyInfoList.class);
 549         assertThat(info.policies).hasSize(1);
 550         PolicyInfo policyInfo = info.policies.iterator().next();
 551         assert (policyInfo.validate());
 552         assertThat(policyInfo.policyId).isEqualTo("id1");
 553         assertThat(policyInfo.policyTypeId).isEqualTo("type1");
 554         assertThat(policyInfo.serviceId).isEqualTo("service1");
 555     }
 556
 557     @Test
 558     void testGetPolicyInstancesFilter() throws Exception {
 559         addPolicy("id1", "type1", "service1");
 560         addPolicy("id2", "type1", "service2");
 561         addPolicy("id3", "type2", "service1");
 562
 563         String url = "/policy-instances?policytype_id=type1";
 564         String rsp = restClient().get(url).block();
 565         logger.info(rsp);
 566         assertThat(rsp).contains("id1") //
 567                 .contains("id2") //
 568                 .doesNotContain("id3");
 569
 570         url = "/policy-instances?policytype_id=type1&service_id=service2";
 571         rsp = restClient().get(url).block();
 572         logger.info(rsp);
 573         assertThat(rsp).doesNotContain("id1") //
 574                 .contains("id2") //
 575                 .doesNotContain("id3");
 576
 577         // Test get policies for non existing type
 578         url = "/policy-instances?policytype_id=type1XXX";
 579         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 580
 581         // Test get policies for non existing RIC
 582         url = "/policy-instances?ric_id=XXX";
 583         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 584     }
 585
 586     @Test
 587     void testGetPolicyIdsFilter() throws Exception {
 588         addPolicy("id1", "type1", "service1", "ric1");
 589         addPolicy("id2", "type1", "service2", "ric1");
 590         addPolicy("id3", "type2", "service1", "ric1");
 591
 592         String url = "/policies?policytype_id=type1";
 593         String rsp = restClient().get(url).block();
 594         logger.info(rsp);
 595         assertThat(rsp).contains("id1") //
 596                 .contains("id2") //
 597                 .doesNotContain("id3");
 598
 599         url = "/policies?policytype_id=type1&service_id=service1&ric=ric1";
 600         rsp = restClient().get(url).block();
 601         PolicyIdList respList = gson.fromJson(rsp, PolicyIdList.class);
 602         assertThat(respList.policyIds.iterator().next()).isEqualTo("id1");
 603
 604         // Test get policy ids for non existing type
 605         url = "/policies?policytype_id=type1XXX";
 606         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 607
 608         // Test get policy ids for non existing RIC
 609         url = "/policies?ric_id=XXX";
 610         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 611     }
 612
 613     @Test
 614     void testPutAndGetService() throws Exception {
 615         // PUT
 616         String serviceName = "ac.dc";
 617         putService(serviceName, 0, HttpStatus.CREATED);
 618         putService(serviceName, 0, HttpStatus.OK);
 619
 620         // GET one service
 621         String url = "/services?service_id=" + serviceName;
 622         String rsp = restClient().get(url).block();
 623         ServiceStatusList info = gson.fromJson(rsp, ServiceStatusList.class);
 624         assertThat(info.statusList).hasSize(1);
 625         ServiceStatus status = info.statusList.iterator().next();
 626         assertThat(status.keepAliveIntervalSeconds).isZero();
 627         assertThat(status.serviceId).isEqualTo(serviceName);
 628
 629         // GET (all)
 630         url = "/services";
 631         rsp = restClient().get(url).block();
 632         assertThat(rsp).as("Response contains service name").contains(serviceName);
 633         logger.info(rsp);
 634
 635         // Keep alive
 636         url = "/services/" + serviceName + "/keepalive";
 637         ResponseEntity<?> entity = restClient().putForEntity(url).block();
 638         assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
 639
 640         // DELETE service
 641         assertThat(services.size()).isEqualTo(1);
 642         url = "/services/" + serviceName;
 643         restClient().delete(url).block();
 644         assertThat(services.size()).isZero();
 645
 646         // Keep alive, no registered service
 647         testErrorCode(restClient().put("/services/junk/keepalive", ""), HttpStatus.NOT_FOUND);
 648
 649         // PUT service with bad payload
 650         testErrorCode(restClient().put("/services", "crap"), HttpStatus.BAD_REQUEST, false);
 651         testErrorCode(restClient().put("/services", "{}"), HttpStatus.BAD_REQUEST, false);
 652         testErrorCode(restClient().put("/services", createServiceJson(serviceName, -123)), HttpStatus.BAD_REQUEST,
 653                 false);
 654         testErrorCode(restClient().put("/services", createServiceJson(serviceName, 0, "missing.portandprotocol.com")),
 655                 HttpStatus.BAD_REQUEST, false);
 656
 657         // GET non existing service
 658         testErrorCode(restClient().get("/services?service_id=XXX"), HttpStatus.NOT_FOUND);
 659     }
 660
 661     @Test
 662     void testServiceSupervision() throws Exception {
 663         putService("service1", 1, HttpStatus.CREATED);
 664         addPolicyType("type1", "ric1");
 665
 666         String policyBody = putPolicyBody("service1", "ric1", "type1", "instance1");
 667         restClient().put("/policies", policyBody).block();
 668
 669         assertThat(policies.size()).isEqualTo(1);
 670         assertThat(services.size()).isEqualTo(1);
 671
 672         // Timeout after ~1 second
 673         await().untilAsserted(() -> assertThat(policies.size()).isZero());
 674         assertThat(services.size()).isZero();
 675     }
 676
 677     @Test
 678     void testGetPolicyStatus() throws Exception {
 679         addPolicy("id", "typeName", "service1", "ric1");
 680         assertThat(policies.size()).isEqualTo(1);
 681
 682         String url = "/policies/id/status";
 683         String rsp = restClient().get(url).block();
 684         PolicyStatusInfo info = gson.fromJson(rsp, PolicyStatusInfo.class);
 685         assertThat(info.status).isEqualTo("OK");
 686
 687         // GET non existing policy status
 688         url = "/policies/XXX/status";
 689         testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND);
 690
 691         // GET STATUS, the NearRT RIC returns error
 692         MockA1Client a1Client = a1ClientFactory.getOrCreateA1Client("ric1");
 693         url = "/policies/id/status";
 694         WebClientResponseException a1Exception = new WebClientResponseException(404, "", null, null, null);
 695         doReturn(Mono.error(a1Exception)).when(a1Client).getPolicyStatus(any());
 696         rsp = restClient().get(url).block();
 697         info = gson.fromJson(rsp, PolicyStatusInfo.class);
 698         assertThat(info.status).hasToString("{}");
 699     }
 700
 701     @Test
 702     void testServiceNotification() throws ServiceException {
 703         putService("junkService");
 704         Service junkService = this.services.get("junkService");
 705         junkService.setCallbackUrl("https://junk");
 706         putService("service");
 707
 708         Ric ric = addRic("ric1");
 709         ric.setState(Ric.RicState.UNAVAILABLE);
 710         supervision.checkAllRics();
 711         waitForRicState("ric1", RicState.AVAILABLE);
 712
 713         RappSimulatorController.TestResults receivedCallbacks = rAppSimulator.getTestResults();
 714         assertThat(receivedCallbacks.getReceivedInfo().size()).isEqualTo(1);
 715         ServiceCallbackInfo callbackInfo = receivedCallbacks.getReceivedInfo().get(0);
 716         assertThat(callbackInfo.ricId).isEqualTo("ric1");
 717         assertThat(callbackInfo.eventType).isEqualTo(ServiceCallbackInfo.EventType.AVAILABLE);
 718     }
 719
 720     private Policy addPolicy(String id, String typeName, String service, String ric) throws ServiceException {
 721         addRic(ric);
 722         Policy policy = Policy.builder() //
 723                 .id(id) //
 724                 .json(jsonString()) //
 725                 .ownerServiceId(service) //
 726                 .ric(rics.getRic(ric)) //
 727                 .type(addPolicyType(typeName, ric)) //
 728                 .lastModified(Instant.now()) //
 729                 .isTransient(false) //
 730                 .statusNotificationUri("/policy-status?id=XXX") //
 731                 .build();
 732         policies.put(policy);
 733         return policy;
 734     }
 735
 736     private Policy addPolicy(String id, String typeName, String service) throws ServiceException {
 737         return addPolicy(id, typeName, service, "ric");
 738     }
 739
 740     private String createServiceJson(String name, long keepAliveIntervalSeconds) {
 741         String callbackUrl = baseUrl() + RappSimulatorController.SERVICE_CALLBACK_URL;
 742         return createServiceJson(name, keepAliveIntervalSeconds, callbackUrl);
 743     }
 744
 745     private String createServiceJson(String name, long keepAliveIntervalSeconds, String url) {
 746         ServiceRegistrationInfo service = new ServiceRegistrationInfo(name, keepAliveIntervalSeconds, url);
 747
 748         String json = gson.toJson(service);
 749         return json;
 750     }
 751
 752     private void putService(String name) {
 753         putService(name, 0, null);
 754     }
 755
 756     private void putService(String name, long keepAliveIntervalSeconds, @Nullable HttpStatus expectedStatus) {
 757         String url = "/services";
 758         String body = createServiceJson(name, keepAliveIntervalSeconds);
 759         ResponseEntity<String> resp = restClient().putForEntity(url, body).block();
 760         if (expectedStatus != null) {
 761             assertEquals(expectedStatus, resp.getStatusCode(), "");
 762         }
 763     }
 764
 765     private String jsonString() {
 766         return "{\"servingCellNrcgi\":\"1\"}";
 767     }
 768
 769     @Test
 770     void testConcurrency() throws Exception {
 771         logger.info("Concurrency test starting");
 772         final Instant startTime = Instant.now();
 773         List<Thread> threads = new ArrayList<>();
 774         List<ConcurrencyTestRunnable> tests = new ArrayList<>();
 775         a1ClientFactory.setResponseDelay(Duration.ofMillis(1));
 776         addRic("ric");
 777         addPolicyType("type1", "ric");
 778         addPolicyType("type2", "ric");
 779
 780         for (int i = 0; i < 10; ++i) {
 781             AsyncRestClient restClient = restClient();
 782             ConcurrencyTestRunnable test =
 783                     new ConcurrencyTestRunnable(restClient, supervision, a1ClientFactory, rics, policyTypes);
 784             Thread thread = new Thread(test, "TestThread_" + i);
 785             thread.start();
 786             threads.add(thread);
 787             tests.add(test);
 788         }
 789         for (Thread t : threads) {
 790             t.join();
 791         }
 792         for (ConcurrencyTestRunnable test : tests) {
 793             assertThat(test.isFailed()).isFalse();
 794         }
 795         assertThat(policies.size()).isZero();
 796         logger.info("Concurrency test took " + Duration.between(startTime, Instant.now()));
 797     }
 798
 799     private AsyncRestClient restClient(String baseUrl, boolean useTrustValidation) {
 800         WebClientConfig config = this.applicationConfig.getWebClientConfig();
 801         config = ImmutableWebClientConfig.builder() //
 802                 .keyStoreType(config.keyStoreType()) //
 803                 .keyStorePassword(config.keyStorePassword()) //
 804                 .keyStore(config.keyStore()) //
 805                 .keyPassword(config.keyPassword()) //
 806                 .isTrustStoreUsed(useTrustValidation) //
 807                 .trustStore(config.trustStore()) //
 808                 .trustStorePassword(config.trustStorePassword()) //
 809                 .httpProxyConfig(config.httpProxyConfig()) //
 810                 .build();
 811
 812         AsyncRestClientFactory f = new AsyncRestClientFactory(config);
 813         return f.createRestClientNoHttpProxy(baseUrl);
 814
 815     }
 816
 817     private String baseUrl() {
 818         return "https://localhost:" + port;
 819     }
 820
 821     private AsyncRestClient restClient(boolean useTrustValidation) {
 822         String baseUrl = "https://localhost:" + port + Consts.V2_API_ROOT;
 823         return restClient(baseUrl, useTrustValidation);
 824     }
 825
 826     private AsyncRestClient restClient() {
 827         return restClient(false);
 828     }
 829
 830     private void testErrorCode(Mono<?> request, HttpStatus expStatus) {
 831         testErrorCode(request, expStatus, "", true);
 832     }
 833
 834     private void testErrorCode(Mono<?> request, HttpStatus expStatus, boolean expectApplicationProblemJsonMediaType) {
 835         testErrorCode(request, expStatus, "", expectApplicationProblemJsonMediaType);
 836     }
 837
 838     private void testErrorCode(Mono<?> request, HttpStatus expStatus, String responseContains) {
 839         testErrorCode(request, expStatus, responseContains, true);
 840     }
 841
 842     private void testErrorCode(Mono<?> request, HttpStatus expStatus, String responseContains,
 843             boolean expectApplicationProblemJsonMediaType) {
 844         StepVerifier.create(request) //
 845                 .expectSubscription() //
 846                 .expectErrorMatches(
 847                         t -> checkWebClientError(t, expStatus, responseContains, expectApplicationProblemJsonMediaType)) //
 848                 .verify();
 849     }
 850
 851     private void waitForRicState(String ricId, RicState state) throws ServiceException {
 852         Ric ric = rics.getRic(ricId);
 853         await().untilAsserted(() -> state.equals(ric.getState()));
 854     }
 855
 856     private boolean checkWebClientError(Throwable throwable, HttpStatus expStatus, String responseContains,
 857             boolean expectApplicationProblemJsonMediaType) {
 858         assertTrue(throwable instanceof WebClientResponseException);
 859         WebClientResponseException responseException = (WebClientResponseException) throwable;
 860         assertThat(responseException.getStatusCode()).isEqualTo(expStatus);
 861         assertThat(responseException.getResponseBodyAsString()).contains(responseContains);
 862         if (expectApplicationProblemJsonMediaType) {
 863             assertThat(responseException.getHeaders().getContentType()).isEqualTo(MediaType.APPLICATION_PROBLEM_JSON);
 864         }
 865         return true;
 866     }
 867
 868     private MockA1Client getA1Client(String ricId) throws ServiceException {
 869         return a1ClientFactory.getOrCreateA1Client(ricId);
 870     }
 871
 872     private PolicyType createPolicyType(String policyTypeName) {
 873         return PolicyType.builder() //
 874                 .id(policyTypeName) //
 875                 .schema("{\"title\":\"" + policyTypeName + "\"}") //
 876                 .build();
 877     }
 878
 879     private PolicyType addPolicyType(String policyTypeName, String ricId) {
 880         PolicyType type = createPolicyType(policyTypeName);
 881         policyTypes.put(type);
 882         addRic(ricId).addSupportedPolicyType(type);
 883         return type;
 884     }
 885
 886     private Ric addRic(String ricId) {
 887         return addRic(ricId, null);
 888     }
 889
 890     private Ric addRic(String ricId, String managedElement) {
 891         if (rics.get(ricId) != null) {
 892             return rics.get(ricId);
 893         }
 894         List<String> mes = new ArrayList<>();
 895         if (managedElement != null) {
 896             mes.add(managedElement);
 897         }
 898         RicConfig conf = ImmutableRicConfig.builder() //
 899                 .ricId(ricId) //
 900                 .baseUrl(ricId) //
 901                 .managedElementIds(mes) //
 902                 .controllerName("") //
 903                 .build();
 904         Ric ric = new Ric(conf);
 905         ric.setState(Ric.RicState.AVAILABLE);
 906         this.rics.put(ric);
 907         return ric;
 908     }
 909
 910 }