Aharoni, Pavel (pa0916) | ca3cb01 | 2018-10-22 15:29:57 +0300 | [diff] [blame] | 1 | /*-
|
| 2 | * ============LICENSE_START=======================================================
|
| 3 | * OSAM
|
| 4 | * ================================================================================
|
| 5 | * Copyright (C) 2018 AT&T
|
| 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 |
|
| 22 | package org.onap.osam.aai.util;
|
| 23 |
|
| 24 |
|
| 25 | import com.att.eelf.configuration.EELFLogger;
|
| 26 | import org.apache.commons.lang3.exception.ExceptionUtils;
|
| 27 | import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
|
| 28 | import org.onap.osam.aai.ExceptionWithRequestInfo;
|
| 29 | import org.onap.osam.aai.ResponseWithRequestInfo;
|
| 30 | import org.onap.osam.aai.exceptions.InvalidPropertyException;
|
| 31 | import org.onap.osam.utils.Logging;
|
| 32 | import org.springframework.beans.factory.annotation.Autowired;
|
| 33 | import org.springframework.http.HttpMethod;
|
| 34 |
|
| 35 | import javax.ws.rs.client.Client;
|
| 36 | import javax.ws.rs.client.Entity;
|
| 37 | import javax.ws.rs.client.Invocation;
|
| 38 | import javax.ws.rs.core.MediaType;
|
| 39 | import javax.ws.rs.core.Response;
|
| 40 | import java.io.UnsupportedEncodingException;
|
| 41 | import java.net.URLEncoder;
|
| 42 | import java.util.Optional;
|
| 43 | import java.util.UUID;
|
| 44 |
|
| 45 | import static org.apache.commons.lang3.ObjectUtils.defaultIfNull;
|
| 46 | import static org.onap.osam.utils.Logging.REQUEST_ID_HEADER_KEY;
|
| 47 |
|
| 48 |
|
| 49 | public class AAIRestInterface {
|
| 50 |
|
| 51 | protected EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(AAIRestInterface.class);
|
| 52 |
|
| 53 | protected final EELFLogger outgoingRequestsLogger = Logging.getRequestsLogger("aai");
|
| 54 |
|
| 55 |
|
| 56 | /** The client. */
|
| 57 | private Client client = null;
|
| 58 |
|
| 59 | /** The rest srvr base URL. */
|
| 60 | private String restSrvrBaseURL;
|
| 61 |
|
| 62 | @Autowired
|
| 63 | protected HttpsAuthClient httpsAuthClientFactory;
|
| 64 | private final ServletRequestHelper servletRequestHelper;
|
| 65 | private final SystemPropertyHelper systemPropertyHelper;
|
| 66 |
|
| 67 | protected static final String START_STRING = " start";
|
| 68 | protected static final String TRANSACTION_ID_HEADER = "X-TransactionId";
|
| 69 | protected static final String FROM_APP_ID_HEADER = "X-FromAppId";
|
| 70 | protected static final String SUCCESSFUL_API_MESSAGE = " REST api call was successful!";
|
| 71 | protected static final String URL_DECLARATION = ", url=";
|
| 72 |
|
| 73 | public AAIRestInterface(HttpsAuthClient httpsAuthClientFactory, ServletRequestHelper servletRequestHelper, SystemPropertyHelper systemPropertyHelper) {
|
| 74 | this.httpsAuthClientFactory = httpsAuthClientFactory;
|
| 75 | this.servletRequestHelper = servletRequestHelper;
|
| 76 | this.systemPropertyHelper = systemPropertyHelper;
|
| 77 | initRestClient();
|
| 78 | }
|
| 79 |
|
| 80 | /**
|
| 81 | * For testing purpose
|
| 82 | */
|
| 83 | AAIRestInterface(Optional<Client> client,
|
| 84 | HttpsAuthClient httpsAuthClientFactory, ServletRequestHelper servletRequestHelper, SystemPropertyHelper systemPropertyHelper){
|
| 85 | this.httpsAuthClientFactory = httpsAuthClientFactory;
|
| 86 | this.servletRequestHelper = servletRequestHelper;
|
| 87 | this.systemPropertyHelper = systemPropertyHelper;
|
| 88 | if (client != null && client.isPresent()){
|
| 89 | this.client = client.get();
|
| 90 | }
|
| 91 |
|
| 92 | }
|
| 93 |
|
| 94 | /**
|
| 95 | * Encode URL.
|
| 96 | *
|
| 97 | * @param nodeKey the node key
|
| 98 | * @return the string
|
| 99 | * @throws UnsupportedEncodingException the unsupported encoding exception
|
| 100 | */
|
| 101 | public String encodeURL (String nodeKey) throws UnsupportedEncodingException {
|
| 102 | return URLEncoder.encode(nodeKey, "UTF-8").replaceAll("\\+", "%20");
|
| 103 | }
|
| 104 |
|
| 105 | private void initRestClient() {
|
| 106 | initRestClient(false);
|
| 107 | }
|
| 108 |
|
| 109 |
|
| 110 | private void initRestClient(boolean propagateExceptions) {
|
| 111 | if (client == null) {
|
| 112 | try {
|
| 113 | client = httpsAuthClientFactory.getClient(HttpClientMode.WITH_KEYSTORE);
|
| 114 | } catch (Exception e) {
|
| 115 | logger.info(EELFLoggerDelegate.errorLogger, "Exception in REST call to DB in initRestClient" + e.toString());
|
| 116 | logger.debug(EELFLoggerDelegate.debugLogger, "Exception in REST call to DB : " + e.toString());
|
| 117 | if (propagateExceptions) {
|
| 118 | ExceptionUtils.rethrow(e);
|
| 119 | }
|
| 120 | }
|
| 121 | }
|
| 122 | }
|
| 123 |
|
| 124 |
|
| 125 |
|
| 126 | /**
|
| 127 | * Sets the rest srvr base URL.
|
| 128 | *
|
| 129 | * @param baseURL the base URL
|
| 130 | */
|
| 131 | public void SetRestSrvrBaseURL(String baseURL)
|
| 132 | {
|
| 133 | if (baseURL == null) {
|
| 134 | logger.info(EELFLoggerDelegate.errorLogger, "REST Server base URL cannot be null.");
|
| 135 | logger.debug(EELFLoggerDelegate.debugLogger, "REST Server base URL cannot be null.");
|
| 136 | }
|
| 137 |
|
| 138 | restSrvrBaseURL = baseURL;
|
| 139 | }
|
| 140 |
|
| 141 | /**
|
| 142 | * Gets the rest srvr base URL.
|
| 143 | *
|
| 144 | * @return the rest srvr base URL
|
| 145 | */
|
| 146 | public String getRestSrvrBaseURL() {
|
| 147 | return restSrvrBaseURL;
|
| 148 | }
|
| 149 |
|
| 150 |
|
| 151 | /**
|
| 152 | * Rest get.
|
| 153 | *
|
| 154 | * @param fromAppId the from app id
|
| 155 | * @param transId the trans id
|
| 156 | * @param requestUri the request uri
|
| 157 | * @param xml the xml
|
| 158 | * @return the string
|
| 159 | */
|
| 160 | public ResponseWithRequestInfo RestGet(String fromAppId, String transId, String requestUri, boolean xml) {
|
| 161 | return RestGet(fromAppId, transId, requestUri, xml, false);
|
| 162 | }
|
| 163 |
|
| 164 | public ResponseWithRequestInfo RestGet(String fromAppId, String transId, String requestUri, boolean xml, boolean propagateExceptions) {
|
| 165 | String methodName = "RestGet";
|
| 166 | String url = systemPropertyHelper.getFullServicePath(requestUri);
|
| 167 | try {
|
| 168 | initRestClient(propagateExceptions);
|
| 169 |
|
| 170 | logger.debug(EELFLoggerDelegate.debugLogger, methodName + START_STRING);
|
| 171 | logger.debug(EELFLoggerDelegate.debugLogger, url + " for the get REST API");
|
| 172 |
|
| 173 | Logging.logRequest(outgoingRequestsLogger, HttpMethod.GET, url);
|
| 174 |
|
| 175 | final Response response;
|
| 176 | Invocation.Builder requestBuilder = client.target(url)
|
| 177 | .request()
|
| 178 | .accept(xml ? MediaType.APPLICATION_XML : MediaType.APPLICATION_JSON)
|
| 179 | .header(TRANSACTION_ID_HEADER, transId)
|
| 180 | .header(FROM_APP_ID_HEADER, fromAppId)
|
| 181 | .header("Content-Type", MediaType.APPLICATION_JSON)
|
| 182 | .header(REQUEST_ID_HEADER_KEY, extractOrGenerateRequestId());
|
| 183 | response = systemPropertyHelper.isClientCertEnabled() ?
|
| 184 | requestBuilder.get() : authenticateRequest(requestBuilder).get();
|
| 185 | Logging.logResponse(outgoingRequestsLogger, HttpMethod.GET, url, response);
|
| 186 |
|
| 187 | if (response.getStatusInfo().equals(Response.Status.OK)) {
|
| 188 | logger.debug(EELFLoggerDelegate.debugLogger, methodName + SUCCESSFUL_API_MESSAGE);
|
| 189 | logger.info(EELFLoggerDelegate.errorLogger, methodName + SUCCESSFUL_API_MESSAGE);
|
| 190 | } else {
|
| 191 | logger.debug(EELFLoggerDelegate.debugLogger, getInvalidResponseLogMessage(url, methodName, response));
|
| 192 | }
|
| 193 | return new ResponseWithRequestInfo(response, url, HttpMethod.GET);
|
| 194 | } catch (Exception e) {
|
| 195 | logger.debug(EELFLoggerDelegate.debugLogger, getFailedResponseLogMessage(url, methodName, e));
|
| 196 | if (propagateExceptions) {
|
| 197 | throw new ExceptionWithRequestInfo(HttpMethod.GET, defaultIfNull(url, requestUri), e);
|
| 198 | } else {
|
| 199 | return new ResponseWithRequestInfo(null, url, HttpMethod.GET);
|
| 200 | }
|
| 201 | }
|
| 202 | }
|
| 203 |
|
| 204 | protected String extractOrGenerateRequestId() {
|
| 205 | return servletRequestHelper.extractOrGenerateRequestId();
|
| 206 | }
|
| 207 |
|
| 208 |
|
| 209 | /**
|
| 210 | * Delete.
|
| 211 | *
|
| 212 | * @param sourceID the source ID
|
| 213 | * @param transId the trans id
|
| 214 | * @param path the path
|
| 215 | * @return true, if successful
|
| 216 | */
|
| 217 | public boolean Delete(String sourceID, String transId, String path) {
|
| 218 | String methodName = "Delete";
|
| 219 | transId += ":" + UUID.randomUUID().toString();
|
| 220 | logger.debug(methodName + START_STRING);
|
| 221 | Boolean response = false;
|
| 222 | String url = systemPropertyHelper.getFullServicePath(path);;
|
| 223 | try {
|
| 224 |
|
| 225 | initRestClient();
|
| 226 | Logging.logRequest(outgoingRequestsLogger, HttpMethod.DELETE, url);
|
| 227 | final Response cres = client.target(url)
|
| 228 | .request()
|
| 229 | .accept(MediaType.APPLICATION_JSON)
|
| 230 | .header(TRANSACTION_ID_HEADER, transId)
|
| 231 | .header(FROM_APP_ID_HEADER, sourceID)
|
| 232 | .header(REQUEST_ID_HEADER_KEY, extractOrGenerateRequestId())
|
| 233 | .delete();
|
| 234 | Logging.logResponse(outgoingRequestsLogger, HttpMethod.DELETE, url, cres);
|
| 235 | if (cres.getStatusInfo().equals(Response.Status.NOT_FOUND)) {
|
| 236 | logger.debug(EELFLoggerDelegate.debugLogger, "Resource does not exist...: " + cres.getStatus()
|
| 237 | + ":" + cres.readEntity(String.class));
|
| 238 | response = false;
|
| 239 | } else if (cres.getStatusInfo().equals(Response.Status.OK) || cres.getStatusInfo().equals(Response.Status.NO_CONTENT)) {
|
| 240 | logger.debug(EELFLoggerDelegate.debugLogger, "Resource " + url + " deleted");
|
| 241 | logger.info(EELFLoggerDelegate.errorLogger, "Resource " + url + " deleted");
|
| 242 | response = true;
|
| 243 | } else {
|
| 244 | logger.debug(EELFLoggerDelegate.debugLogger, "Deleting Resource failed: " + cres.getStatus()
|
| 245 | + ":" + cres.readEntity(String.class));
|
| 246 | response = false;
|
| 247 | }
|
| 248 |
|
| 249 | } catch (Exception e) {
|
| 250 | logger.debug(EELFLoggerDelegate.debugLogger, getFailedResponseLogMessage(url, methodName, e));
|
| 251 | }
|
| 252 | return response;
|
| 253 | }
|
| 254 |
|
| 255 |
|
| 256 | /**
|
| 257 | * Rest put.
|
| 258 | *
|
| 259 | * @param fromAppId the from app id
|
| 260 | * @param path the path
|
| 261 | * @param payload the payload
|
| 262 | * @param xml the xml
|
| 263 | * @return the string
|
| 264 | */
|
| 265 | public Response RestPut(String fromAppId, String path, String payload, boolean xml) {
|
| 266 | String methodName = "RestPut";
|
| 267 | String url=systemPropertyHelper.getFullServicePath(path);
|
| 268 | String transId = UUID.randomUUID().toString();
|
| 269 | logger.debug(EELFLoggerDelegate.debugLogger, methodName + START_STRING);
|
| 270 |
|
| 271 | Response response = null;
|
| 272 | try {
|
| 273 | initRestClient();
|
| 274 | Logging.logRequest(outgoingRequestsLogger, HttpMethod.PUT, url, payload);
|
| 275 | response = authenticateRequest(client.target(url)
|
| 276 | .request()
|
| 277 | .accept(xml ? MediaType.APPLICATION_XML : MediaType.APPLICATION_JSON)
|
| 278 | .header(TRANSACTION_ID_HEADER, transId)
|
| 279 | .header(FROM_APP_ID_HEADER, fromAppId))
|
| 280 | .header(REQUEST_ID_HEADER_KEY, extractOrGenerateRequestId())
|
| 281 | .put(Entity.entity(payload, MediaType.APPLICATION_JSON));
|
| 282 | Logging.logResponse(outgoingRequestsLogger, HttpMethod.PUT, url, response);
|
| 283 |
|
| 284 | if (response.getStatusInfo().getFamily().equals(Response.Status.Family.SUCCESSFUL)) {
|
| 285 | logger.info(EELFLoggerDelegate.errorLogger, getValidResponseLogMessage(methodName));
|
| 286 | logger.debug(EELFLoggerDelegate.debugLogger, getValidResponseLogMessage(methodName));
|
| 287 | } else {
|
| 288 | logger.debug(EELFLoggerDelegate.debugLogger, getInvalidResponseLogMessage(url, methodName, response));
|
| 289 | }
|
| 290 | } catch (Exception e) {
|
| 291 | logger.debug(EELFLoggerDelegate.debugLogger, getFailedResponseLogMessage(url, methodName, e));
|
| 292 | }
|
| 293 | return response;
|
| 294 | }
|
| 295 |
|
| 296 |
|
| 297 |
|
| 298 | /**
|
| 299 | * Rest post.
|
| 300 | *
|
| 301 | * @param fromAppId the from app id
|
| 302 | * @param path the path
|
| 303 | * @param payload the payload
|
| 304 | * @param xml the xml
|
| 305 | * @return the string
|
| 306 | */
|
| 307 | public Response RestPost(String fromAppId, String path, String payload, boolean xml) {
|
| 308 | String methodName = "RestPost";
|
| 309 | String url=systemPropertyHelper.getServiceBasePath(path);
|
| 310 | String transId = UUID.randomUUID().toString();
|
| 311 | logger.debug(EELFLoggerDelegate.debugLogger, methodName + START_STRING);
|
| 312 |
|
| 313 | Response response = null;
|
| 314 | try {
|
| 315 | initRestClient();
|
| 316 | Logging.logRequest(outgoingRequestsLogger, HttpMethod.POST, url, payload);
|
| 317 | response = authenticateRequest(client.target(systemPropertyHelper.getServiceBasePath(path))
|
| 318 | .request()
|
| 319 | .accept(xml ? MediaType.APPLICATION_XML : MediaType.APPLICATION_JSON)
|
| 320 | .header(TRANSACTION_ID_HEADER, transId)
|
| 321 | .header(FROM_APP_ID_HEADER, fromAppId))
|
| 322 | .header(REQUEST_ID_HEADER_KEY, extractOrGenerateRequestId())
|
| 323 | .post(Entity.entity(payload, MediaType.APPLICATION_JSON));
|
| 324 | Logging.logResponse(outgoingRequestsLogger, HttpMethod.POST, url, response);
|
| 325 |
|
| 326 | if (response.getStatusInfo().getFamily().equals(Response.Status.Family.SUCCESSFUL)) {
|
| 327 | logger.info(EELFLoggerDelegate.errorLogger, getValidResponseLogMessage(methodName));
|
| 328 | logger.debug(EELFLoggerDelegate.debugLogger, getValidResponseLogMessage(methodName));
|
| 329 | } else {
|
| 330 | logger.debug(EELFLoggerDelegate.debugLogger, getInvalidResponseLogMessage(url, methodName, response));
|
| 331 | }
|
| 332 | } catch (Exception e) {
|
| 333 | logger.debug(EELFLoggerDelegate.debugLogger, getFailedResponseLogMessage(url, methodName, e));
|
| 334 | }
|
| 335 | return response;
|
| 336 | }
|
| 337 |
|
| 338 | protected String getFailedResponseLogMessage(String path, String methodName, Exception e) {
|
| 339 | return methodName + URL_DECLARATION + path + ", Exception: " + e.toString();
|
| 340 | }
|
| 341 |
|
| 342 | protected String getValidResponseLogMessage(String methodName) {
|
| 343 | return methodName + URL_DECLARATION;
|
| 344 | }
|
| 345 |
|
| 346 | protected String getInvalidResponseLogMessage(String path, String methodName, Response cres) {
|
| 347 | return methodName + " with status=" + cres.getStatus() + URL_DECLARATION + path;
|
| 348 | }
|
| 349 |
|
| 350 | private Invocation.Builder authenticateRequest(Invocation.Builder requestBuilder) throws InvalidPropertyException, UnsupportedEncodingException {
|
| 351 | return requestBuilder
|
| 352 | .header("Authorization", "Basic " + systemPropertyHelper.getEncodedCredentials());
|
| 353 | }
|
| 354 |
|
| 355 | }
|