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=05485d7c8ea6b852eba3789264966acc3c0aa19a;hb=dede1d28c8f37bb21fae806f00f8315b923670c1;hp=1cbd0b66ab3eca9a2871eb9ed66ee4b74845e1a2;hpb=def3c3e28fb8616a444ad3caaf2f789292402a02;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 1cbd0b66..05485d7c 100644 --- a/policy-agent/src/test/java/org/oransc/policyagent/ApplicationTest.java +++ b/policy-agent/src/test/java/org/oransc/policyagent/ApplicationTest.java @@ -17,41 +17,583 @@ * limitations under the License. * ========================LICENSE_END=================================== */ + package org.oransc.policyagent; import static org.assertj.core.api.Assertions.assertThat; +import static org.awaitility.Awaitility.await; + +import com.google.gson.Gson; +import com.google.gson.GsonBuilder; +import com.google.gson.JsonArray; +import com.google.gson.JsonElement; +import com.google.gson.JsonParser; + +import java.io.IOException; +import java.time.Duration; +import java.time.Instant; +import java.util.ArrayList; +import java.util.List; +import java.util.concurrent.atomic.AtomicInteger; -import org.junit.Test; -import org.junit.runner.RunWith; +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.configuration.ApplicationConfig; +import org.oransc.policyagent.configuration.ImmutableRicConfig; +import org.oransc.policyagent.configuration.RicConfig; +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.RepositorySupervision; +import org.oransc.policyagent.utils.MockA1Client; +import org.oransc.policyagent.utils.MockA1ClientFactory; +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.test.context.junit4.SpringRunner; +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.HttpMethod; +import org.springframework.http.HttpStatus; +import org.springframework.http.HttpStatus.Series; +import org.springframework.http.MediaType; +import org.springframework.http.ResponseEntity; +import org.springframework.http.client.ClientHttpResponse; +import org.springframework.test.context.junit.jupiter.SpringExtension; +import org.springframework.web.client.ResponseErrorHandler; import org.springframework.web.client.RestTemplate; -@RunWith(SpringRunner.class) +@ExtendWith(SpringExtension.class) @SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT) public class ApplicationTest { + @Autowired + ApplicationContext context; + + @Autowired + private Rics rics; + + @Autowired + private Policies policies; + + @Autowired + private PolicyTypes policyTypes; + + @Autowired + MockA1ClientFactory a1ClientFactory; + + @Autowired + RepositorySupervision supervision; + + @Autowired + Services services; + + private static Gson gson = new GsonBuilder() // + .serializeNulls() // + .create(); // + + public static class MockApplicationConfig extends ApplicationConfig { + @Override + public String getLocalConfigurationFilePath() { + return ""; // No config file loaded for the test + } + } + + /** + * Overrides the BeanFactory. + */ + @TestConfiguration + static class TestBeanFactory { + private final PolicyTypes policyTypes = new PolicyTypes(); + + @Bean + public ApplicationConfig getApplicationConfig() { + return new MockApplicationConfig(); + } + + @Bean + MockA1ClientFactory getA1ClientFactory() { + return new MockA1ClientFactory(this.policyTypes); + } + + @Bean + public PolicyTypes getPolicyTypes() { + return this.policyTypes; + } + } @LocalServerPort private int port; - private RestTemplate restTemplate = new RestTemplate(); + private final RestTemplate restTemplate = new RestTemplate(); - @Test - public void getPolicy() throws Exception { - String cmd = "/policy?type=type3&instance=xxx"; - String rsp = this.restTemplate.getForObject("http://localhost:" + port + cmd, String.class); - System.out.println("*** rsp " + rsp); - assertThat(rsp).contains("type3"); + public class RestTemplateResponseErrorHandler implements ResponseErrorHandler { + + @Override + public boolean hasError(ClientHttpResponse httpResponse) throws IOException { + return (httpResponse.getStatusCode().series() == Series.CLIENT_ERROR + || httpResponse.getStatusCode().series() == Series.SERVER_ERROR); + } + + @Override + public void handleError(ClientHttpResponse httpResponse) throws IOException { + System.out.println("Error " + httpResponse.toString()); + } + } + + private void setRestErrorhandler() { + restTemplate.setErrorHandler(new RestTemplateResponseErrorHandler()); + } + + @BeforeEach + public void reset() { + rics.clear(); + policies.clear(); + policyTypes.clear(); + 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 getRics() throws Exception { - String cmd = "/rics"; - String rsp = this.restTemplate.getForObject("http://localhost:" + port + cmd, String.class); - System.out.println("*** rsp " + rsp); + public void testGetRics() throws Exception { + addRic("kista_1"); + String url = baseUrl() + "/rics"; + String rsp = this.restTemplate.getForObject(url, String.class); + System.out.println(rsp); assertThat(rsp).contains("kista_1"); + + url = baseUrl() + "/rics?policyType=STD_PolicyModelUnconstrained_0.2.0"; + rsp = this.restTemplate.getForObject(url, String.class); + assertThat(rsp).isEqualTo("[]"); + } + + @Test + public void testRecovery() 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 testGetRicForManagedElement_thenReturnCorrectRic() throws Exception { + String ricName = "ric1"; + String managedElementId = "kista_1"; + addRic(ricName, managedElementId); + + String url = baseUrl() + "/ric?managedElementId=" + managedElementId; + String rsp = this.restTemplate.getForObject(url, String.class); + + assertThat(rsp).isEqualTo(ricName); + } + + @Test + public void testGetRicForManagedElementThatDoesNotExist() throws Exception { + this.setRestErrorhandler(); + String url = baseUrl() + "/ric?managedElementId=kista_1"; + ResponseEntity entity = this.restTemplate.getForEntity(url, String.class); + assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.NOT_FOUND); + } + + @Test + public void testPutPolicy() throws Exception { + String serviceName = "service1"; + String ricName = "ric1"; + String policyTypeName = "type1"; + String policyInstanceId = "instance1"; + + putService(serviceName); + addPolicyType(policyTypeName, ricName); + + String url = baseUrl() + "/policy?type=" + policyTypeName + "&instance=" + policyInstanceId + "&ric=" + ricName + + "&service=" + serviceName; + final String json = jsonString(); + this.rics.getRic(ricName).setState(Ric.RicState.IDLE); + + this.restTemplate.put(url, createJsonHttpEntity(json)); + + Policy policy = policies.getPolicy(policyInstanceId); + assertThat(policy).isNotNull(); + 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); + assertThat(rsp.contains(policyInstanceId)).isTrue(); + + } + + @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"); + this.setRestErrorhandler(); + String urlWrongRic = baseUrl() + "/policy?type=type1&instance=instance1&ric=ricXXX&service=service1"; + ResponseEntity entity = this.putForEntity(urlWrongRic, jsonString()); + assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.METHOD_NOT_ALLOWED); + + Policy policy = policies.getPolicy("instance1"); + assertThat(policy.ric().name()).isEqualTo("ric1"); // Not changed + } + + @Test + public void testGetPolicy() throws Exception { + String url = baseUrl() + "/policy?instance=id"; + Policy policy = addPolicy("id", "typeName", "service1", "ric1"); + { + String rsp = this.restTemplate.getForObject(url, String.class); + assertThat(rsp).isEqualTo(policy.json()); + } + { + policies.remove(policy); + ResponseEntity rsp = this.restTemplate.getForEntity(url, String.class); + assertThat(rsp.getStatusCodeValue()).isEqualTo(HttpStatus.NO_CONTENT.value()); + } + } + + @Test + public void testDeletePolicy() throws Exception { + String url = baseUrl() + "/policy?instance=id"; + addPolicy("id", "typeName", "service1", "ric1"); + assertThat(policies.size()).isEqualTo(1); + + this.restTemplate.delete(url); + + assertThat(policies.size()).isEqualTo(0); + } + + @Test + public void testGetPolicySchemas() throws Exception { + addPolicyType("type1", "ric1"); + addPolicyType("type2", "ric2"); + + String url = baseUrl() + "/policy_schemas"; + String rsp = this.restTemplate.getForObject(url, String.class); + System.out.println("*** " + rsp); + assertThat(rsp).contains("type1"); + assertThat(rsp).contains("[{\"title\":\"type2\"}"); + + List info = parseSchemas(rsp); + assertThat(info.size()).isEqualTo(2); + + url = baseUrl() + "/policy_schemas?ric=ric1"; + rsp = this.restTemplate.getForObject(url, String.class); + assertThat(rsp).contains("type1"); + info = parseSchemas(rsp); + assertThat(info.size()).isEqualTo(1); } + @Test + public void testGetPolicySchema() throws Exception { + addPolicyType("type1", "ric1"); + addPolicyType("type2", "ric2"); + + String url = baseUrl() + "/policy_schema?id=type1"; + String rsp = this.restTemplate.getForObject(url, String.class); + System.out.println(rsp); + assertThat(rsp).contains("type1"); + assertThat(rsp).contains("title"); + } + + @Test + public void testGetPolicyTypes() throws Exception { + addPolicyType("type1", "ric1"); + addPolicyType("type2", "ric2"); + + String url = baseUrl() + "/policy_types"; + String rsp = this.restTemplate.getForObject(url, String.class); + assertThat(rsp).isEqualTo("[\"type2\",\"type1\"]"); + + url = baseUrl() + "/policy_types?ric=ric1"; + rsp = this.restTemplate.getForObject(url, String.class); + assertThat(rsp).isEqualTo("[\"type1\"]"); + } + + @Test + public void testGetPolicies() throws Exception { + reset(); + String url = baseUrl() + "/policies"; + addPolicy("id1", "type1", "service1"); + + String rsp = this.restTemplate.getForObject(url, String.class); + System.out.println(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 + public void testGetPoliciesFilter() throws Exception { + addPolicy("id1", "type1", "service1"); + 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); + assertThat(rsp).contains("id1"); + assertThat(rsp).contains("id2"); + assertThat(rsp.contains("id3")).isFalse(); + + url = baseUrl() + "/policies?type=type1&service=service2"; + rsp = this.restTemplate.getForObject(url, String.class); + System.out.println(rsp); + assertThat(rsp.contains("id1")).isFalse(); + assertThat(rsp).contains("id2"); + assertThat(rsp.contains("id3")).isFalse(); + } + + @Test + public void testPutAndGetService() throws Exception { + // PUT + putService("name"); + + // GET + String url = baseUrl() + "/services?serviceName=name"; + String rsp = this.restTemplate.getForObject(url, String.class); + List info = parseList(rsp, ServiceStatus.class); + assertThat(info.size()).isEqualTo(1); + ServiceStatus status = info.iterator().next(); + assertThat(status.keepAliveIntervalSeconds).isEqualTo(1); + assertThat(status.serviceName).isEqualTo("name"); + + // GET (all) + url = baseUrl() + "/services"; + rsp = this.restTemplate.getForObject(url, String.class); + assertThat(rsp.contains("name")).isTrue(); + System.out.println(rsp); + + // Keep alive + url = baseUrl() + "/services/keepalive?name=name"; + ResponseEntity entity = this.restTemplate.postForEntity(url, null, String.class); + assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK); + + // DELETE + assertThat(services.size()).isEqualTo(1); + url = baseUrl() + "/services?name=name"; + this.restTemplate.delete(url); + assertThat(services.size()).isEqualTo(0); + + // Keep alive, no registerred service + url = baseUrl() + "/services/keepalive?name=name"; + setRestErrorhandler(); + entity = this.restTemplate.postForEntity(url, null, String.class); + assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.NOT_FOUND); + } + + @Test + public void testGetPolicyStatus() throws Exception { + addPolicy("id", "typeName", "service1", "ric1"); + assertThat(policies.size()).isEqualTo(1); + + String url = baseUrl() + "/policy_status?instance=id"; + String rsp = this.restTemplate.getForObject(url, String.class); + assertThat(rsp.equals("OK")).isTrue(); + } + + 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) { + ServiceRegistrationInfo service = new ServiceRegistrationInfo(name, 1, "callbackUrl"); + + String json = gson.toJson(service); + return json; + } + + private void putService(String name) { + String url = baseUrl() + "/service"; + HttpEntity entity = createJsonHttpEntity(createServiceJson(name)); + this.restTemplate.put(url, entity); + } + + 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 RepositorySupervision supervision; + + ConcurrencyTestRunnable(String baseUrl, RepositorySupervision 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"; + this.restTemplate.put(putUrl, createJsonHttpEntity("{}")); + } + + private void deletePolicy(String name) { + String deleteUrl = baseUrl + "/policy?instance=" + name; + this.restTemplate.delete(deleteUrl); + } + } + + @Test + 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); + System.out.println("Concurrency test took " + Duration.between(startTime, Instant.now())); + } + + private MockA1Client getA1Client(String ricName) throws ServiceException { + return a1ClientFactory.getOrCreateA1Client(ricName); + } + + private PolicyType addPolicyType(String policyTypeName, String ricName) { + PolicyType type = ImmutablePolicyType.builder() // + .name(policyTypeName) // + .schema("{\"title\":\"" + policyTypeName + "\"}") // + .build(); + + policyTypes.put(type); + addRic(ricName).addSupportedPolicyType(type); + return type; + } + + 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 ResponseEntity putForEntity(String url, String jsonBody) { + return restTemplate.exchange(url, HttpMethod.PUT, createJsonHttpEntity(jsonBody), String.class); + } + + 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; + } }