--- /dev/null
+package org.onap.so.svnfm.simulator.services;
+
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+import java.security.KeyStore;
+import java.security.KeyStoreException;
+import java.security.NoSuchAlgorithmException;
+import java.security.UnrecoverableKeyException;
+import java.security.cert.CertificateException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.KeyManager;
+import javax.net.ssl.KeyManagerFactory;
+import javax.ws.rs.core.MediaType;
+import org.apache.commons.codec.binary.Base64;
+import org.modelmapper.ModelMapper;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.grant.ApiResponse;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.grant.model.GrantRequest;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.grant.model.GrantsAddResources;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.grant.model.GrantsLinks;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.grant.model.GrantsLinksVnfLcmOpOcc;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.grant.model.InlineResponse201;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.ApiClient;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.ApiException;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.api.DefaultApi;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs.ChangeTypeEnum;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.LcnVnfLcmOperationOccurrenceNotificationLinks;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.LcnVnfLcmOperationOccurrenceNotificationLinksVnfInstance;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification.NotificationStatusEnum;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification.NotificationTypeEnum;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification.OperationEnum;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification.OperationStateEnum;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse200;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201InstantiatedVnfInfoVnfcResourceInfo;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.SubscriptionsAuthenticationParamsBasic;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.SubscriptionsAuthenticationParamsOauth2ClientCredentials;
+import org.onap.so.svnfm.simulator.model.Vnfds;
+import org.onap.so.svnfm.simulator.repository.VnfOperationRepository;
+import org.onap.so.svnfm.simulator.config.ApplicationConfig;
+import org.onap.so.svnfm.simulator.model.VnfOperation;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.core.io.Resource;
+
+public abstract class OperationProgressor implements Runnable {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(OperationProgressor.class);
+ private static final String CERTIFICATE_TO_TRUST = "so-vnfm-adapter.crt.pem";
+
+ private Resource keyStoreResource = new ClassPathResource("so-vnfm-simulator.p12");
+ private String keyStorePassword = "7Em3&j4.19xYiMelhD5?xbQ.";
+
+ protected final VnfOperation operation;
+ protected final SvnfmService svnfmService;
+ private final VnfOperationRepository vnfOperationRepository;
+ private final ApplicationConfig applicationConfig;
+ protected final Vnfds vnfds;
+ private final SubscriptionService subscriptionService;
+ private final DefaultApi notificationClient;
+ private final org.onap.so.adapters.vnfmadapter.extclients.vnfm.grant.api.DefaultApi grantClient;
+
+ public OperationProgressor(final VnfOperation operation, final SvnfmService svnfmService,
+ final VnfOperationRepository vnfOperationRepository, final ApplicationConfig applicationConfig,
+ final Vnfds vnfds, final SubscriptionService subscriptionService) {
+ this.operation = operation;
+ this.svnfmService = svnfmService;
+ this.vnfOperationRepository = vnfOperationRepository;
+ this.applicationConfig = applicationConfig;
+ this.vnfds = vnfds;
+ this.subscriptionService = subscriptionService;
+
+ final ApiClient apiClient = new ApiClient();
+ String callBackUrl = subscriptionService.getSubscriptions().iterator().next().getCallbackUri();
+ callBackUrl = callBackUrl.substring(0, callBackUrl.indexOf("/lcn/"));
+ apiClient.setBasePath(callBackUrl);
+ apiClient.setKeyManagers(getKeyManagers());
+ apiClient.setSslCaCert(getCertificateToTrust());
+ notificationClient = new DefaultApi(apiClient);
+
+ final org.onap.so.adapters.vnfmadapter.extclients.vnfm.grant.ApiClient grantApiClient =
+ new org.onap.so.adapters.vnfmadapter.extclients.vnfm.grant.ApiClient();
+ grantApiClient.setBasePath(callBackUrl);
+ grantApiClient.setKeyManagers(getKeyManagers());
+ grantApiClient.setSslCaCert(getCertificateToTrust());
+ grantClient = new org.onap.so.adapters.vnfmadapter.extclients.vnfm.grant.api.DefaultApi(grantApiClient);
+ }
+
+ private InputStream getCertificateToTrust() {
+ try {
+ return new ClassPathResource(CERTIFICATE_TO_TRUST).getInputStream();
+ } catch (final IOException exception) {
+ LOGGER.error("Error reading certificate to trust, https calls to VNFM adapter will fail", exception);
+ return null;
+ }
+ }
+
+ private KeyManager[] getKeyManagers() {
+ KeyStore keystore;
+ try {
+ keystore = KeyStore.getInstance("pkcs12");
+ keystore.load(keyStoreResource.getInputStream(), keyStorePassword.toCharArray());
+ KeyManagerFactory keyManagerFactory = KeyManagerFactory.getInstance("SunX509");
+ keyManagerFactory.init(keystore, keyStorePassword.toCharArray());
+ return keyManagerFactory.getKeyManagers();
+ } catch (KeyStoreException | NoSuchAlgorithmException | CertificateException | IOException
+ | UnrecoverableKeyException exception) {
+ LOGGER.error("Error reading certificate, https calls using two way TLS to VNFM adapter will fail",
+ exception);
+ return new KeyManager[0];
+ }
+ }
+
+ @Override
+ public void run() {
+ try {
+ final VnfLcmOperationOccurrenceNotification notificationOfStarting =
+ buildNotification(NotificationStatusEnum.START, OperationStateEnum.STARTING);
+ sendNotification(notificationOfStarting);
+
+ sleep(2000);
+ setState(InlineResponse200.OperationStateEnum.PROCESSING);
+ final VnfLcmOperationOccurrenceNotification notificationOfProcessing =
+ buildNotification(NotificationStatusEnum.START, OperationStateEnum.PROCESSING);
+ sendNotification(notificationOfProcessing);
+
+
+ final GrantRequest grantRequest = buildGrantRequest();
+ final InlineResponse201 grantResponse = sendGrantRequest(grantRequest);
+ final List<InlineResponse201InstantiatedVnfInfoVnfcResourceInfo> vnfcs = handleGrantResponse(grantResponse);
+
+ svnfmService.getVnf(operation.getVnfInstanceId()).getInstantiatedVnfInfo();
+
+ sleep(10000);
+ setState(InlineResponse200.OperationStateEnum.COMPLETED);
+ final VnfLcmOperationOccurrenceNotification notificationOfCompleted =
+ buildNotification(NotificationStatusEnum.RESULT, OperationStateEnum.COMPLETED);
+ notificationOfCompleted.setAffectedVnfcs(getVnfcs(vnfcs));
+
+ sendNotification(notificationOfCompleted);
+ } catch (final Exception exception) {
+ LOGGER.error("Error in OperationProgressor ", exception);
+ }
+
+ }
+
+ private void sleep(final long milliSeconds) {
+ try {
+ Thread.sleep(milliSeconds);
+ } catch (final InterruptedException e) {
+ operation.setOperationState(InlineResponse200.OperationStateEnum.FAILED);
+ // Restore interrupted state
+ Thread.currentThread().interrupt();
+ }
+ }
+
+ private void setState(final InlineResponse200.OperationStateEnum state) {
+ LOGGER.info("Setting state to {} for operation {}", state, operation.getId());
+ operation.setOperationState(state);
+ vnfOperationRepository.save(operation);
+ }
+
+ private VnfLcmOperationOccurrenceNotification buildNotification(final NotificationStatusEnum status,
+ final OperationStateEnum operationState) {
+ final VnfLcmOperationOccurrenceNotification notification = new VnfLcmOperationOccurrenceNotification();
+ notification.setId(UUID.randomUUID().toString());
+ notification.setNotificationType(NotificationTypeEnum.VNFLCMOPERATIONOCCURRENCENOTIFICATION);
+ notification.setNotificationStatus(status);
+ notification.setOperationState(operationState);
+ notification.setOperation(OperationEnum.fromValue(operation.getOperation().toString()));
+ notification.setVnfInstanceId(operation.getVnfInstanceId());
+ notification.setVnfLcmOpOccId(operation.getId());
+
+ final LcnVnfLcmOperationOccurrenceNotificationLinks links = new LcnVnfLcmOperationOccurrenceNotificationLinks();
+ final LcnVnfLcmOperationOccurrenceNotificationLinksVnfInstance vnfInstanceLink =
+ new LcnVnfLcmOperationOccurrenceNotificationLinksVnfInstance();
+ vnfInstanceLink.setHref(getVnfLink());
+ links.setVnfInstance(vnfInstanceLink);
+
+
+ final LcnVnfLcmOperationOccurrenceNotificationLinksVnfInstance operationLink =
+ new LcnVnfLcmOperationOccurrenceNotificationLinksVnfInstance();
+ operationLink.setHref(getOperationLink());
+ links.setVnfLcmOpOcc(operationLink);
+
+ notification.setLinks(links);
+
+ return notification;
+ }
+
+ private List<LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs> getVnfcs(
+ final List<InlineResponse201InstantiatedVnfInfoVnfcResourceInfo> instantiatedVnfcs) {
+ final List<LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs> vnfcs = new ArrayList<>();
+ if (instantiatedVnfcs != null) {
+ for (final InlineResponse201InstantiatedVnfInfoVnfcResourceInfo instantiatedVnfc : instantiatedVnfcs) {
+ LOGGER.info("VNFC TO BE CONVERTED: {}", instantiatedVnfc);
+ final ModelMapper mapper = new ModelMapper();
+ final LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs vnfc =
+ mapper.map(instantiatedVnfc, LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs.class);
+ LOGGER.info("VNFC FROM CONVERSION: {}", vnfc);
+ vnfc.setChangeType(getVnfcChangeType());
+ vnfcs.add(vnfc);
+ }
+ }
+ return vnfcs;
+ }
+
+ private void sendNotification(final VnfLcmOperationOccurrenceNotification notification) {
+ LOGGER.info("Sending notification: {}", notification);
+ try {
+ final SubscriptionsAuthenticationParamsBasic subscriptionAuthentication =
+ subscriptionService.getSubscriptions().iterator().next().getAuthentication().getParamsBasic();
+ final String auth =
+ subscriptionAuthentication.getUserName() + ":" + subscriptionAuthentication.getPassword();
+ final byte[] encodedAuth = Base64.encodeBase64(auth.getBytes(StandardCharsets.ISO_8859_1));
+ String authHeader = "Basic " + new String(encodedAuth);
+
+ notificationClient.lcnVnfLcmOperationOccurrenceNotificationPostWithHttpInfo(notification,
+ MediaType.APPLICATION_JSON, authHeader);
+ } catch (final ApiException exception) {
+ LOGGER.error("Error sending notification: " + notification, exception);
+ LOGGER.error("Response code: {}, body: {}, basePath: {}", exception.getCode(), exception.getResponseBody(),
+ notificationClient.getApiClient().getBasePath());
+
+ }
+ }
+
+
+ public GrantRequest buildGrantRequest() {
+ final GrantRequest grantRequest = new GrantRequest();
+ grantRequest.setVnfInstanceId(operation.getVnfInstanceId());
+ final String vnfdId = svnfmService.getVnf(operation.getVnfInstanceId()).getVnfdId();
+ grantRequest.setVnfdId(vnfdId);
+ grantRequest.setAddResources(getAddResources(vnfdId));
+ grantRequest.setRemoveResources(getRemoveResources(vnfdId));
+ grantRequest.setVnfLcmOpOccId(operation.getId());
+ grantRequest
+ .setOperation(org.onap.so.adapters.vnfmadapter.extclients.vnfm.grant.model.GrantRequest.OperationEnum
+ .fromValue(operation.getOperation().getValue()));
+ grantRequest.setIsAutomaticInvocation(false);
+
+ final GrantsLinksVnfLcmOpOcc vnfInstanceLink = new GrantsLinksVnfLcmOpOcc();
+ vnfInstanceLink.setHref(getVnfLink());
+ final GrantsLinksVnfLcmOpOcc operationInstanceLink = new GrantsLinksVnfLcmOpOcc();
+ operationInstanceLink.setHref(getOperationLink());
+ final GrantsLinks links = new GrantsLinks();
+ links.setVnfInstance(vnfInstanceLink);
+ links.setVnfLcmOpOcc(operationInstanceLink);
+ grantRequest.setLinks(links);
+ return grantRequest;
+ }
+
+ protected abstract List<GrantsAddResources> getAddResources(final String vnfdId);
+
+ protected abstract List<GrantsAddResources> getRemoveResources(final String vnfdId);
+
+ protected abstract List<InlineResponse201InstantiatedVnfInfoVnfcResourceInfo> handleGrantResponse(
+ InlineResponse201 grantResponse);
+
+ protected abstract ChangeTypeEnum getVnfcChangeType();
+
+ private InlineResponse201 sendGrantRequest(final GrantRequest grantRequest) {
+ LOGGER.info("Sending grant request: {}", grantRequest);
+ try {
+
+ final SubscriptionsAuthenticationParamsOauth2ClientCredentials subscriptionAuthentication =
+ subscriptionService.getSubscriptions().iterator().next().getAuthentication()
+ .getParamsOauth2ClientCredentials();
+
+ final String authHeader = applicationConfig.getGrantAuth().equals("oauth")
+ ? "Bearer " + getToken(notificationClient.getApiClient(), subscriptionAuthentication)
+ : null;
+
+ final ApiResponse<InlineResponse201> response = grantClient.grantsPostWithHttpInfo(grantRequest,
+ MediaType.APPLICATION_JSON, MediaType.APPLICATION_JSON, authHeader);
+ LOGGER.info("Grant Response: {}", response);
+ return response.getData();
+ } catch (final org.onap.so.adapters.vnfmadapter.extclients.vnfm.grant.ApiException exception) {
+ LOGGER.error("Error sending notification: " + grantRequest, exception);
+ return null;
+ }
+ }
+
+ private String getVnfLink() {
+ return getLinkBaseUrl() + "/vnf_instances/" + operation.getVnfInstanceId();
+ }
+
+ private String getOperationLink() {
+ return getLinkBaseUrl() + "/vnf_lcm_op_occs/" + operation.getId();
+ }
+
+ private String getLinkBaseUrl() {
+ return applicationConfig.getBaseUrl() + "/vnflcm/v1";
+ }
+
+ private String getToken(final ApiClient apiClient,
+ final SubscriptionsAuthenticationParamsOauth2ClientCredentials oauthClientCredentials) {
+ final String basePath = apiClient.getBasePath().substring(0, apiClient.getBasePath().indexOf("/so/"));
+ final String tokenUrl = basePath + "/oauth/token?grant_type=client_credentials";
+
+ try {
+ URL url = new URL(tokenUrl);
+ HttpsURLConnection connection = (HttpsURLConnection) url.openConnection();
+ connection.setRequestMethod("POST");
+ final String authorizationHeader = getAuthorizationHeader(oauthClientCredentials);
+ connection.addRequestProperty("Authorization", authorizationHeader);
+
+ connection.connect();
+
+ return getResponse(connection).get("access_token").getAsString();
+
+ } catch (IOException exception) {
+ LOGGER.error("Error getting token", exception);
+ return null;
+ }
+ }
+
+ private String getAuthorizationHeader(
+ final SubscriptionsAuthenticationParamsOauth2ClientCredentials oauthClientCredentials) {
+ final String auth = oauthClientCredentials.getClientId() + ":" + oauthClientCredentials.getClientPassword();
+ final byte[] encodedAuth = Base64.encodeBase64(auth.getBytes(StandardCharsets.UTF_8));
+ return "Basic " + new String(encodedAuth);
+ }
+
+ private JsonObject getResponse(HttpsURLConnection connection) throws IOException {
+ BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
+ String line, data = "";
+ while ((line = in.readLine()) != null) {
+ data += line;
+ }
+ in.close();
+ connection.getInputStream().close();
+
+ JsonObject jsonObject = new JsonParser().parse(data).getAsJsonObject();
+ return jsonObject;
+ }
+
+}
Code Review / integration / csit.git / blobdiff