X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=policy-agent%2Fsrc%2Ftest%2Fjava%2Forg%2Foransc%2Fpolicyagent%2FApplicationTest.java;h=71bd9a5eed4ba42240d830449492a4ec53b6247c;hb=96805287db06a91e569c184cc34ba4e69e4d22b2;hp=b3e2c983ab87c1e7f361c531f576a5ecfe089eb2;hpb=dfbd081159b02601a48162a647848223a9303ebf;p=nonrtric.git diff --git a/policy-agent/src/test/java/org/oransc/policyagent/ApplicationTest.java b/policy-agent/src/test/java/org/oransc/policyagent/ApplicationTest.java index b3e2c983..71bd9a5e 100644 --- a/policy-agent/src/test/java/org/oransc/policyagent/ApplicationTest.java +++ b/policy-agent/src/test/java/org/oransc/policyagent/ApplicationTest.java @@ -21,49 +21,81 @@ package org.oransc.policyagent; import static org.assertj.core.api.Assertions.assertThat; -import static org.junit.jupiter.api.Assertions.assertFalse; +import static org.awaitility.Awaitility.await; +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.junit.jupiter.api.Assertions.assertTrue; +import static org.mockito.ArgumentMatchers.any; +import static org.mockito.Mockito.doReturn; import com.google.gson.Gson; import com.google.gson.GsonBuilder; -import com.google.gson.reflect.TypeToken; - -import java.net.URL; +import com.google.gson.JsonArray; +import com.google.gson.JsonElement; +import com.google.gson.JsonParser; + +import java.nio.charset.StandardCharsets; +import java.time.Duration; +import java.time.Instant; +import java.util.ArrayList; import java.util.List; -import java.util.Vector; +import java.util.concurrent.atomic.AtomicInteger; +import org.junit.jupiter.api.AfterEach; +import org.junit.jupiter.api.BeforeEach; import org.junit.jupiter.api.Test; import org.junit.jupiter.api.extension.ExtendWith; +import org.oransc.policyagent.clients.AsyncRestClient; import org.oransc.policyagent.configuration.ApplicationConfig; import org.oransc.policyagent.configuration.ImmutableRicConfig; import org.oransc.policyagent.configuration.RicConfig; -import org.oransc.policyagent.controllers.ImmutableServiceRegistrationInfo; -import org.oransc.policyagent.controllers.ImmutableServiceStatus; -import org.oransc.policyagent.controllers.PolicyTypeInfo; +import org.oransc.policyagent.controllers.PolicyInfo; import org.oransc.policyagent.controllers.ServiceRegistrationInfo; import org.oransc.policyagent.controllers.ServiceStatus; import org.oransc.policyagent.exceptions.ServiceException; import org.oransc.policyagent.repository.ImmutablePolicy; import org.oransc.policyagent.repository.ImmutablePolicyType; +import org.oransc.policyagent.repository.Lock.LockType; import org.oransc.policyagent.repository.Policies; import org.oransc.policyagent.repository.Policy; import org.oransc.policyagent.repository.PolicyType; import org.oransc.policyagent.repository.PolicyTypes; import org.oransc.policyagent.repository.Ric; +import org.oransc.policyagent.repository.Ric.RicState; import org.oransc.policyagent.repository.Rics; +import org.oransc.policyagent.repository.Services; +import org.oransc.policyagent.tasks.RicSupervision; +import org.oransc.policyagent.tasks.ServiceSupervision; +import org.oransc.policyagent.utils.MockA1Client; +import org.oransc.policyagent.utils.MockA1ClientFactory; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.boot.test.context.SpringBootTest; import org.springframework.boot.test.context.SpringBootTest.WebEnvironment; import org.springframework.boot.test.context.TestConfiguration; import org.springframework.boot.web.server.LocalServerPort; +import org.springframework.context.ApplicationContext; import org.springframework.context.annotation.Bean; +import org.springframework.http.HttpEntity; +import org.springframework.http.HttpHeaders; import org.springframework.http.HttpStatus; +import org.springframework.http.MediaType; import org.springframework.http.ResponseEntity; import org.springframework.test.context.junit.jupiter.SpringExtension; import org.springframework.web.client.RestTemplate; +import org.springframework.web.reactive.function.client.WebClientResponseException; + +import reactor.core.publisher.Mono; +import reactor.test.StepVerifier; +import reactor.util.annotation.Nullable; @ExtendWith(SpringExtension.class) @SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT) public class ApplicationTest { + private static final Logger logger = LoggerFactory.getLogger(ApplicationTest.class); + + @Autowired + ApplicationContext context; @Autowired private Rics rics; @@ -74,15 +106,23 @@ public class ApplicationTest { @Autowired private PolicyTypes policyTypes; + @Autowired + MockA1ClientFactory a1ClientFactory; + + @Autowired + RicSupervision supervision; + + @Autowired + Services services; + private static Gson gson = new GsonBuilder() // .serializeNulls() // .create(); // public static class MockApplicationConfig extends ApplicationConfig { @Override - public void initialize() { - URL url = MockApplicationConfig.class.getClassLoader().getResource("test_application_configuration.json"); - loadConfigurationFromFile(url.getFile()); + public String getLocalConfigurationFilePath() { + return ""; // No config file loaded for the test } } @@ -91,161 +131,342 @@ public class ApplicationTest { */ @TestConfiguration static class TestBeanFactory { + private final PolicyTypes policyTypes = new PolicyTypes(); + private final Services services = new Services(); + private final Policies policies = new Policies(); + MockA1ClientFactory a1ClientFactory = null; @Bean public ApplicationConfig getApplicationConfig() { return new MockApplicationConfig(); } + + @Bean + MockA1ClientFactory getA1ClientFactory() { + if (a1ClientFactory == null) { + this.a1ClientFactory = new MockA1ClientFactory(this.policyTypes); + } + return this.a1ClientFactory; + } + + @Bean + public PolicyTypes getPolicyTypes() { + return this.policyTypes; + } + + @Bean + Policies getPolicies() { + return this.policies; + } + + @Bean + Services getServices() { + return this.services; + } + + @Bean + public ServiceSupervision getServiceSupervision() { + Duration checkInterval = Duration.ofMillis(1); + return new ServiceSupervision(this.services, this.policies, this.getA1ClientFactory(), checkInterval); + } } @LocalServerPort private int port; - private final RestTemplate restTemplate = new RestTemplate(); - - private void reset() { + @BeforeEach + public void reset() { rics.clear(); policies.clear(); policyTypes.clear(); - assertThat(policies.size()).isEqualTo(0); + services.clear(); + } + + @AfterEach + public void verifyNoRicLocks() { + for (Ric ric : this.rics.getRics()) { + ric.getLock().lockBlocking(LockType.EXCLUSIVE); + ric.getLock().unlockBlocking(); + assertThat(ric.getLock().getLockCounter()).isEqualTo(0); + assertThat(ric.getState()).isEqualTo(Ric.RicState.IDLE); + } } @Test public void testGetRics() throws Exception { - String url = baseUrl() + "/rics"; - String rsp = this.restTemplate.getForObject(url, String.class); - assertThat(rsp).contains("kista_1"); + addRic("ric1"); + this.addPolicyType("type1", "ric1"); + String url = "/rics?policyType=type1"; + String rsp = restClient().get(url).block(); + assertThat(rsp).contains("ric1"); + + // nameless type for ORAN A1 1.1 + addRic("ric2"); + this.addPolicyType("", "ric2"); + url = "/rics?policyType="; + rsp = restClient().get(url).block(); + assertThat(rsp).contains("ric2"); + assertThat(rsp).doesNotContain("ric1"); + + // Non existing policy type + url = "/rics?policyType=XXXX"; + testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND); + } + + @Test + public void testSynchronization() throws Exception { + addRic("ric").setState(Ric.RicState.UNDEFINED); + String ricName = "ric"; + Policy policy2 = addPolicy("policyId2", "typeName", "service", ricName); + + getA1Client(ricName).putPolicy(policy2); // put it in the RIC + policies.remove(policy2); // Remove it from the repo -> should be deleted in the RIC + + String policyId = "policyId"; + Policy policy = addPolicy(policyId, "typeName", "service", ricName); // This should be created in the RIC + supervision.checkAllRics(); // The created policy should be put in the RIC + await().untilAsserted(() -> RicState.SYNCHRONIZING.equals(rics.getRic(ricName).getState())); + await().untilAsserted(() -> RicState.IDLE.equals(rics.getRic(ricName).getState())); + + Policies ricPolicies = getA1Client(ricName).getPolicies(); + assertThat(ricPolicies.size()).isEqualTo(1); + Policy ricPolicy = ricPolicies.get(policyId); + assertThat(ricPolicy.json()).isEqualTo(policy.json()); } @Test - public void testGetRic() throws Exception { - String url = baseUrl() + "/ric?managedElementId=kista_1"; - String rsp = this.restTemplate.getForObject(url, String.class); - assertThat(rsp).isEqualTo("ric1"); + public void testGetRicForManagedElement_thenReturnCorrectRic() throws Exception { + String ricName = "ric1"; + String managedElementId = "kista_1"; + addRic(ricName, managedElementId); + + String url = "/ric?managedElementId=" + managedElementId; + String rsp = restClient().get(url).block(); + assertThat(rsp).isEqualTo(ricName); + + // test GET RIC for ManagedElement that does not exist + url = "/ric?managedElementId=" + "junk"; + testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND); } - // managedElmentId -> nodeName + private String putPolicyUrl(String serviceName, String ricName, String policyTypeName, String policyInstanceId) { + if (policyTypeName.isEmpty()) { + return "/policy?instance=" + policyInstanceId + "&ric=" + ricName + "&service=" + serviceName; + } else { + return "/policy?instance=" + policyInstanceId + "&ric=" + ricName + "&service=" + serviceName + "&type=" + + policyTypeName; + } + } @Test public void testPutPolicy() throws Exception { - putService("service1"); + String serviceName = "service1"; + String ricName = "ric1"; + String policyTypeName = "type1"; + String policyInstanceId = "instance1"; - String url = baseUrl() + "/policy?type=type1&instance=instance1&ric=ric1&service=service1"; - String json = "{}"; - addPolicyType("type1"); + putService(serviceName); + addPolicyType(policyTypeName, ricName); - this.restTemplate.put(url, json); + String url = putPolicyUrl(serviceName, ricName, policyTypeName, policyInstanceId); + final String policyBody = jsonString(); + this.rics.getRic(ricName).setState(Ric.RicState.IDLE); - Policy policy = policies.get("instance1"); + restClient().put(url, policyBody).block(); + Policy policy = policies.getPolicy(policyInstanceId); assertThat(policy).isNotNull(); - assertThat(policy.id()).isEqualTo("instance1"); - assertThat(policy.ownerServiceName()).isEqualTo("service1"); + assertThat(policy.id()).isEqualTo(policyInstanceId); + assertThat(policy.ownerServiceName()).isEqualTo(serviceName); + assertThat(policy.ric().name()).isEqualTo("ric1"); - url = baseUrl() + "/policies"; - String rsp = this.restTemplate.getForObject(url, String.class); - System.out.println(rsp); - } + url = "/policies"; + String rsp = restClient().get(url).block(); + assertThat(rsp.contains(policyInstanceId)).isTrue(); - private PolicyType addPolicyType(String name) { - PolicyType type = ImmutablePolicyType.builder() // - .jsonSchema("") // - .name(name) // - .build(); + // Test of error codes + url = putPolicyUrl(serviceName, ricName + "XX", policyTypeName, policyInstanceId); + testErrorCode(restClient().put(url, policyBody), HttpStatus.NOT_FOUND); - policyTypes.put(type); - return type; - } + url = putPolicyUrl(serviceName, ricName, policyTypeName + "XX", policyInstanceId); + testErrorCode(restClient().put(url, policyBody), HttpStatus.NOT_FOUND); - private Ric addRic(String name) { - Vector mes = new Vector<>(); - RicConfig conf = ImmutableRicConfig.builder().name(name).baseUrl("baseUrl").managedElementIds(mes).build(); - Ric ric = new Ric(conf); - this.rics.put(ric); - return ric; + url = putPolicyUrl(serviceName, ricName, policyTypeName, policyInstanceId); + this.rics.getRic(ricName).setState(Ric.RicState.SYNCHRONIZING); + testErrorCode(restClient().put(url, policyBody), HttpStatus.LOCKED); + this.rics.getRic(ricName).setState(Ric.RicState.IDLE); } - private Policy addPolicy(String id, String typeName, String service, String ric) throws ServiceException { - addRic(ric); - Policy p = ImmutablePolicy.builder().id(id) // - .json("{}") // - .ownerServiceName(service) // - .ric(rics.getRic(ric)) // - .type(addPolicyType(typeName)) // - .lastModified("lastModified").build(); - policies.put(p); - return p; + @Test + /** + * Test that HttpStatus and body from failing REST call to A1 is passed on to + * the caller. + * + * @throws ServiceException + */ + public void testErrorFromRIC() throws ServiceException { + putService("service1"); + addPolicyType("type1", "ric1"); + + String url = putPolicyUrl("service1", "ric1", "type1", "id1"); + MockA1Client a1Client = a1ClientFactory.getOrCreateA1Client("ric1"); + HttpStatus httpStatus = HttpStatus.INTERNAL_SERVER_ERROR; + String responseBody = "Refused"; + byte[] responseBodyBytes = responseBody.getBytes(StandardCharsets.UTF_8); + + WebClientResponseException a1Exception = new WebClientResponseException(httpStatus.value(), "statusText", null, + responseBodyBytes, StandardCharsets.UTF_8, null); + doReturn(Mono.error(a1Exception)).when(a1Client).putPolicy(any()); + + // PUT Policy + testErrorCode(restClient().put(url, "{}"), httpStatus, responseBody); + + // DELETE POLICY + this.addPolicy("instance1", "type1", "service1", "ric1"); + doReturn(Mono.error(a1Exception)).when(a1Client).deletePolicy(any()); + testErrorCode(restClient().delete("/policy?instance=instance1"), httpStatus, responseBody); + + // GET STATUS + this.addPolicy("instance1", "type1", "service1", "ric1"); + doReturn(Mono.error(a1Exception)).when(a1Client).getPolicyStatus(any()); + testErrorCode(restClient().get("/policy_status?instance=instance1"), httpStatus, responseBody); + + // Check that empty response body is OK + a1Exception = new WebClientResponseException(httpStatus.value(), "", null, null, null, null); + doReturn(Mono.error(a1Exception)).when(a1Client).getPolicyStatus(any()); + testErrorCode(restClient().get("/policy_status?instance=instance1"), httpStatus); } - private Policy addPolicy(String id, String typeName, String service) throws ServiceException { - return addPolicy(id, typeName, service, "ric"); + @Test + public void testPutTypelessPolicy() throws Exception { + putService("service1"); + addPolicyType("", "ric1"); + String url = putPolicyUrl("service1", "ric1", "", "id1"); + restClient().put(url, jsonString()).block(); + + String rsp = restClient().get("/policies").block(); + List info = parseList(rsp, PolicyInfo.class); + assertThat(info).size().isEqualTo(1); + PolicyInfo policyInfo = info.get(0); + assertThat(policyInfo.id.equals("id1")).isTrue(); + assertThat(policyInfo.type.equals("")).isTrue(); } - private String baseUrl() { - return "http://localhost:" + port; + @Test + public void testRefuseToUpdatePolicy() throws Exception { + // Test that only the json can be changed for a already created policy + // In this case service is attempted to be changed + this.addRic("ric1"); + this.addRic("ricXXX"); + this.addPolicy("instance1", "type1", "service1", "ric1"); + + // Try change ric1 -> ricXXX + String urlWrongRic = putPolicyUrl("service1", "ricXXX", "type1", "instance1"); + testErrorCode(restClient().put(urlWrongRic, jsonString()), HttpStatus.CONFLICT); } @Test public void testGetPolicy() throws Exception { - String url = baseUrl() + "/policy?instance=id"; + String url = "/policy?instance=id"; Policy policy = addPolicy("id", "typeName", "service1", "ric1"); { - String rsp = this.restTemplate.getForObject(url, String.class); + String rsp = restClient().get(url).block(); assertThat(rsp).isEqualTo(policy.json()); } { policies.remove(policy); - ResponseEntity rsp = this.restTemplate.getForEntity(url, String.class); - assertThat(rsp.getStatusCodeValue()).isEqualTo(HttpStatus.NO_CONTENT.value()); + testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND); } } @Test public void testDeletePolicy() throws Exception { - reset(); - String url = baseUrl() + "/policy?instance=id"; addPolicy("id", "typeName", "service1", "ric1"); assertThat(policies.size()).isEqualTo(1); - this.restTemplate.delete(url); + String url = "/policy?instance=id"; + ResponseEntity entity = restClient().deleteForEntity(url).block(); + assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.NO_CONTENT); assertThat(policies.size()).isEqualTo(0); + + // Delete a non existing policy + testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND); } - private static List parseList(String json, Class clazz) { - if (null == json) { - return null; - } - return gson.fromJson(json, new TypeToken() {}.getType()); + @Test + public void testGetPolicySchemas() throws Exception { + addPolicyType("type1", "ric1"); + addPolicyType("type2", "ric2"); + + String url = "/policy_schemas"; + String rsp = this.restClient().get(url).block(); + assertThat(rsp).contains("type1"); + assertThat(rsp).contains("[{\"title\":\"type2\"}"); + + List info = parseSchemas(rsp); + assertThat(info.size()).isEqualTo(2); + + url = "/policy_schemas?ric=ric1"; + rsp = restClient().get(url).block(); + assertThat(rsp).contains("type1"); + info = parseSchemas(rsp); + assertThat(info.size()).isEqualTo(1); + + // Get schema for non existing RIC + url = "/policy_schemas?ric=ric1XXX"; + testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND); } @Test - public void testGetPolicyTypes() throws Exception { - reset(); - addPolicy("id1", "type1", "service1"); - addPolicy("id2", "type2", "service2"); + public void testGetPolicySchema() throws Exception { + addPolicyType("type1", "ric1"); + addPolicyType("type2", "ric2"); - String url = baseUrl() + "/policy_types"; - String rsp = this.restTemplate.getForObject(url, String.class); - System.out.println(rsp); + String url = "/policy_schema?id=type1"; + String rsp = restClient().get(url).block(); + logger.info(rsp); assertThat(rsp).contains("type1"); - assertThat(rsp).contains("type2"); + assertThat(rsp).contains("title"); + + // Get non existing schema + url = "/policy_schema?id=type1XX"; + testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND); + } - List info = parseList(rsp, PolicyTypeInfo.class); - System.out.println(info.size()); + @Test + public void testGetPolicyTypes() throws Exception { + addPolicyType("type1", "ric1"); + addPolicyType("type2", "ric2"); + String url = "/policy_types"; + String rsp = restClient().get(url).block(); + assertThat(rsp).isEqualTo("[\"type2\",\"type1\"]"); + + url = "/policy_types?ric=ric1"; + rsp = restClient().get(url).block(); + assertThat(rsp).isEqualTo("[\"type1\"]"); + + // Get policy types for non existing RIC + url = "/policy_types?ric=ric1XXX"; + testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND); } @Test public void testGetPolicies() throws Exception { - String url = baseUrl() + "/policies"; + reset(); addPolicy("id1", "type1", "service1"); - addPolicy("id2", "type2", "service2"); - String rsp = this.restTemplate.getForObject(url, String.class); - System.out.println(rsp); - assertThat(rsp).contains("id1"); - assertThat(rsp).contains("id2"); + String url = "/policies"; + String rsp = restClient().get(url).block(); + logger.info(rsp); + List info = parseList(rsp, PolicyInfo.class); + assertThat(info).size().isEqualTo(1); + PolicyInfo policyInfo = info.get(0); + assert (policyInfo.validate()); + assertThat(policyInfo.id).isEqualTo("id1"); + assertThat(policyInfo.type).isEqualTo("type1"); + assertThat(policyInfo.service).isEqualTo("service1"); } @Test @@ -254,52 +475,311 @@ public class ApplicationTest { addPolicy("id2", "type1", "service2"); addPolicy("id3", "type2", "service1"); - String url = baseUrl() + "/policies?type=type1"; - String rsp = this.restTemplate.getForObject(url, String.class); - System.out.println(rsp); + String url = "/policies?type=type1"; + String rsp = restClient().get(url).block(); + logger.info(rsp); assertThat(rsp).contains("id1"); assertThat(rsp).contains("id2"); - assertFalse(rsp.contains("id3")); + assertThat(rsp.contains("id3")).isFalse(); - url = baseUrl() + "/policies?type=type1&service=service2"; - rsp = this.restTemplate.getForObject(url, String.class); - System.out.println(rsp); - assertFalse(rsp.contains("id1")); + url = "/policies?type=type1&service=service2"; + rsp = restClient().get(url).block(); + logger.info(rsp); + assertThat(rsp.contains("id1")).isFalse(); assertThat(rsp).contains("id2"); - assertFalse(rsp.contains("id3")); + assertThat(rsp.contains("id3")).isFalse(); + + // Test get policies for non existing type + url = "/policies?type=type1XXX"; + testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND); + + // Test get policies for non existing RIC + url = "/policies?ric=XXX"; + testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND); } - private String createServiceJson(String name) { - ServiceRegistrationInfo service = ImmutableServiceRegistrationInfo.builder() // - .keepAliveInterval(1) // - .name(name) // - .build(); + @Test + public void testGetPolicyIdsFilter() throws Exception { + addPolicy("id1", "type1", "service1", "ric1"); + addPolicy("id2", "type1", "service2", "ric1"); + addPolicy("id3", "type2", "service1", "ric1"); + + String url = "/policy_ids?type=type1"; + String rsp = restClient().get(url).block(); + logger.info(rsp); + assertThat(rsp).contains("id1"); + assertThat(rsp).contains("id2"); + assertThat(rsp.contains("id3")).isFalse(); + + url = "/policy_ids?type=type1&service=service1&ric=ric1"; + rsp = restClient().get(url).block(); + assertThat(rsp).isEqualTo("[\"id1\"]"); + + // Test get policy ids for non existing type + url = "/policy_ids?type=type1XXX"; + testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND); + + // Test get policy ids for non existing RIC + url = "/policy_ids?ric=XXX"; + testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND); + } + + @Test + public void testPutAndGetService() throws Exception { + // PUT + putService("name", 0, HttpStatus.CREATED); + putService("name", 0, HttpStatus.OK); + + // GET one service + String url = "/services?name=name"; + String rsp = restClient().get(url).block(); + List info = parseList(rsp, ServiceStatus.class); + assertThat(info.size()).isEqualTo(1); + ServiceStatus status = info.iterator().next(); + assertThat(status.keepAliveIntervalSeconds).isEqualTo(0); + assertThat(status.serviceName).isEqualTo("name"); + + // GET (all) + url = "/services"; + rsp = restClient().get(url).block(); + assertThat(rsp.contains("name")).isTrue(); + logger.info(rsp); + + // Keep alive + url = "/services/keepalive?name=name"; + ResponseEntity entity = restClient().postForEntity(url, null).block(); + assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK); + + // DELETE service + assertThat(services.size()).isEqualTo(1); + url = "/services?name=name"; + restClient().delete(url).block(); + assertThat(services.size()).isEqualTo(0); + + // Keep alive, no registerred service + testErrorCode(restClient().post("/services/keepalive?name=name", ""), HttpStatus.NOT_FOUND); + + // PUT servive with crap payload + testErrorCode(restClient().put("/service", "crap"), HttpStatus.BAD_REQUEST); + testErrorCode(restClient().put("/service", "{}"), HttpStatus.BAD_REQUEST); + + // GET non existing servive + testErrorCode(restClient().get("/services?name=XXX"), HttpStatus.NOT_FOUND); + } + + @Test + public void testServiceSupervision() throws Exception { + putService("service1", 1, HttpStatus.CREATED); + addPolicyType("type1", "ric1"); + + String url = putPolicyUrl("service1", "ric1", "type1", "instance1"); + final String policyBody = jsonString(); + restClient().put(url, policyBody).block(); + + assertThat(policies.size()).isEqualTo(1); + assertThat(services.size()).isEqualTo(1); + + // Timeout after ~1 second + await().untilAsserted(() -> assertThat(policies.size()).isEqualTo(0)); + assertThat(services.size()).isEqualTo(0); + } + + @Test + public void testGetPolicyStatus() throws Exception { + addPolicy("id", "typeName", "service1", "ric1"); + assertThat(policies.size()).isEqualTo(1); + + String url = "/policy_status?instance=id"; + String rsp = restClient().get(url).block(); + assertThat(rsp.equals("OK")).isTrue(); + + // GET non existing policy status + url = "/policy_status?instance=XXX"; + testErrorCode(restClient().get(url), HttpStatus.NOT_FOUND); + } + + private Policy addPolicy(String id, String typeName, String service, String ric) throws ServiceException { + addRic(ric); + Policy p = ImmutablePolicy.builder().id(id) // + .json(jsonString()) // + .ownerServiceName(service) // + .ric(rics.getRic(ric)) // + .type(addPolicyType(typeName, ric)) // + .lastModified("lastModified").build(); + policies.put(p); + return p; + } + + private Policy addPolicy(String id, String typeName, String service) throws ServiceException { + return addPolicy(id, typeName, service, "ric"); + } + + private String createServiceJson(String name, long keepAliveIntervalSeconds) { + ServiceRegistrationInfo service = new ServiceRegistrationInfo(name, keepAliveIntervalSeconds, "callbackUrl"); + String json = gson.toJson(service); return json; } private void putService(String name) { - String url = baseUrl() + "/service"; - this.restTemplate.put(url, createServiceJson(name)); + putService(name, 0, null); + } + + private void putService(String name, long keepAliveIntervalSeconds, @Nullable HttpStatus expectedStatus) { + String url = "/service"; + String body = createServiceJson(name, keepAliveIntervalSeconds); + ResponseEntity resp = restClient().putForEntity(url, body).block(); + if (expectedStatus != null) { + assertEquals(expectedStatus, resp.getStatusCode(), ""); + } + } + + private String baseUrl() { + return "http://localhost:" + port; + } + + private String jsonString() { + return "{\n \"servingCellNrcgi\": \"1\"\n }"; + } + + private static class ConcurrencyTestRunnable implements Runnable { + private final RestTemplate restTemplate = new RestTemplate(); + private final String baseUrl; + static AtomicInteger nextCount = new AtomicInteger(0); + private final int count; + private final RicSupervision supervision; + + ConcurrencyTestRunnable(String baseUrl, RicSupervision supervision) { + this.baseUrl = baseUrl; + this.count = nextCount.incrementAndGet(); + this.supervision = supervision; + } + + @Override + public void run() { + for (int i = 0; i < 100; ++i) { + if (i % 10 == 0) { + this.supervision.checkAllRics(); + } + String name = "policy:" + count + ":" + i; + putPolicy(name); + deletePolicy(name); + } + } + + private void putPolicy(String name) { + String putUrl = baseUrl + "/policy?type=type1&instance=" + name + "&ric=ric1&service=service1"; + restTemplate.put(putUrl, createJsonHttpEntity("{}")); + } + + private void deletePolicy(String name) { + String deleteUrl = baseUrl + "/policy?instance=" + name; + restTemplate.delete(deleteUrl); + } } @Test - public void testPutAndGetService() throws Exception { - putService("name"); + public void testConcurrency() throws Exception { + final Instant startTime = Instant.now(); + List threads = new ArrayList<>(); + addRic("ric1"); + addPolicyType("type1", "ric1"); + + for (int i = 0; i < 100; ++i) { + Thread t = new Thread(new ConcurrencyTestRunnable(baseUrl(), this.supervision), "TestThread_" + i); + t.start(); + threads.add(t); + } + for (Thread t : threads) { + t.join(); + } + assertThat(policies.size()).isEqualTo(0); + logger.info("Concurrency test took " + Duration.between(startTime, Instant.now())); + } + + private AsyncRestClient restClient() { + return new AsyncRestClient(baseUrl()); + } + + private void testErrorCode(Mono request, HttpStatus expStatus) { + testErrorCode(request, expStatus, ""); + } + + private void testErrorCode(Mono request, HttpStatus expStatus, String responseContains) { + StepVerifier.create(request) // + .expectSubscription() // + .expectErrorMatches(t -> checkWebClientError(t, expStatus, responseContains)) // + .verify(); + } + + private boolean checkWebClientError(Throwable t, HttpStatus expStatus, String responseContains) { + assertTrue(t instanceof WebClientResponseException); + WebClientResponseException e = (WebClientResponseException) t; + assertThat(e.getStatusCode()).isEqualTo(expStatus); + assertThat(e.getResponseBodyAsString()).contains(responseContains); + return true; + } + + private MockA1Client getA1Client(String ricName) throws ServiceException { + return a1ClientFactory.getOrCreateA1Client(ricName); + } - String url = baseUrl() + "/service?name=name"; - String rsp = this.restTemplate.getForObject(url, String.class); - ServiceStatus status = gson.fromJson(rsp, ImmutableServiceStatus.class); - assertThat(status.keepAliveInterval() == 1); - assertThat(status.name().equals("name")); + private PolicyType addPolicyType(String policyTypeName, String ricName) { + PolicyType type = ImmutablePolicyType.builder() // + .name(policyTypeName) // + .schema("{\"title\":\"" + policyTypeName + "\"}") // + .build(); - url = baseUrl() + "/services"; - rsp = this.restTemplate.getForObject(url, String.class); - assertThat(rsp.contains("name")); - System.out.println(rsp); + policyTypes.put(type); + addRic(ricName).addSupportedPolicyType(type); + return type; + } - url = baseUrl() + "/service/ping"; - this.restTemplate.put(url, "name"); + private Ric addRic(String ricName) { + return addRic(ricName, null); } + private Ric addRic(String ricName, String managedElement) { + if (rics.get(ricName) != null) { + return rics.get(ricName); + } + List mes = new ArrayList<>(); + if (managedElement != null) { + mes.add(managedElement); + } + RicConfig conf = ImmutableRicConfig.builder() // + .name(ricName) // + .baseUrl(ricName) // + .managedElementIds(mes) // + .build(); + Ric ric = new Ric(conf); + ric.setState(Ric.RicState.IDLE); + this.rics.put(ric); + return ric; + } + + private static HttpEntity createJsonHttpEntity(String content) { + HttpHeaders headers = new HttpHeaders(); + headers.setContentType(MediaType.APPLICATION_JSON); + return new HttpEntity(content, headers); + } + + private static List parseList(String jsonString, Class clazz) { + List result = new ArrayList<>(); + JsonArray jsonArr = JsonParser.parseString(jsonString).getAsJsonArray(); + for (JsonElement jsonElement : jsonArr) { + T o = gson.fromJson(jsonElement.toString(), clazz); + result.add(o); + } + return result; + } + + private static List parseSchemas(String jsonString) { + JsonArray arrayOfSchema = JsonParser.parseString(jsonString).getAsJsonArray(); + List result = new ArrayList<>(); + for (JsonElement schemaObject : arrayOfSchema) { + result.add(schemaObject.toString()); + } + return result; + } }