gerrit.onap Code Review - portal/sdk.git/blob

   1 /*
   2  * ============LICENSE_START==========================================
   3  * ONAP Portal SDK
   4  * ===================================================================
   5  * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
   6  * ===================================================================
   7  *
   8  * Unless otherwise specified, all software contained herein is licensed
   9  * under the Apache License, Version 2.0 (the "License");
  10  * you may not use this software except in compliance with the License.
  11  * You may obtain a copy of the License at
  12  *
  13  *             http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  *
  21  * Unless otherwise specified, all documentation contained herein is licensed
  22  * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
  23  * you may not use this documentation except in compliance with the License.
  24  * You may obtain a copy of the License at
  25  *
  26  *             https://creativecommons.org/licenses/by/4.0/
  27  *
  28  * Unless required by applicable law or agreed to in writing, documentation
  29  * distributed under the License is distributed on an "AS IS" BASIS,
  30  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  31  * See the License for the specific language governing permissions and
  32  * limitations under the License.
  33  *
  34  * ============LICENSE_END============================================
  35  *
  36  *
  37  */
  38 package org.onap.portalsdk.core.onboarding.crossapi;
  39
  40 import java.io.BufferedReader;
  41 import java.io.IOException;
  42 import java.io.InputStream;
  43 import java.io.InputStreamReader;
  44 import java.io.PrintWriter;
  45 import java.io.StringWriter;
  46 import java.util.List;
  47 import java.util.Map;
  48
  49 import javax.servlet.ServletException;
  50 import javax.servlet.annotation.WebServlet;
  51 import javax.servlet.http.HttpServlet;
  52 import javax.servlet.http.HttpServletRequest;
  53 import javax.servlet.http.HttpServletResponse;
  54
  55 import org.apache.commons.logging.Log;
  56 import org.apache.commons.logging.LogFactory;
  57 import org.onap.portalsdk.core.onboarding.exception.PortalAPIException;
  58 import org.onap.portalsdk.core.onboarding.listener.PortalTimeoutHandler;
  59 import org.onap.portalsdk.core.onboarding.rest.RestWebServiceClient;
  60 import org.onap.portalsdk.core.onboarding.util.PortalApiConstants;
  61 import org.onap.portalsdk.core.onboarding.util.PortalApiProperties;
  62 import org.onap.portalsdk.core.restful.domain.EcompRole;
  63 import org.onap.portalsdk.core.restful.domain.EcompUser;
  64 import org.owasp.esapi.ESAPI;
  65
  66 import com.fasterxml.jackson.core.JsonProcessingException;
  67 import com.fasterxml.jackson.core.type.TypeReference;
  68 import com.fasterxml.jackson.databind.DeserializationFeature;
  69 import com.fasterxml.jackson.databind.ObjectMapper;
  70
  71 /**
  72  * This servlet performs the functions described below. It listens on a path
  73  * like "/api" (see {@link PortalApiConstants#API_PREFIX}). The servlet checks
  74  * for authorized access and rejects unauthorized requests.
  75  * <OL>
  76  * <LI>Proxies user (i.e., browser) requests for web analytics. The GET method
  77  * fetches javascript from the Portal and returns it. The POST method forwards
  78  * data sent by the browser on to Portal. These requests are checked for a valid
  79  * User UID in a header; these requests do NOT use the application
  80  * username-password header.</LI>
  81  * <LI>Responds to ECOMP Portal API requests to query and update user, role and
  82  * user-role information. The servlet proxies all requests on to a local Java
  83  * class that implements {@link IPortalRestAPIService}. These requests must have
  84  * the application username-password header.</LI>
  85  * </OL>
  86  * This servlet will not start if the required portal.properties file is not
  87  * found on the classpath.
  88  */
  89
  90 @WebServlet(urlPatterns = { PortalApiConstants.API_PREFIX + "/*" })
  91 public class PortalRestAPIProxy extends HttpServlet implements IPortalRestAPIService {
  92
  93         private static final long serialVersionUID = 1L;
  94
  95         private static final String APPLICATION_JSON = "application/json";
  96
  97         private static final Log logger = LogFactory.getLog(PortalRestAPIProxy.class);
  98
  99         /**
 100          * Mapper for JSON to object etc.
 101          */
 102         private final ObjectMapper mapper = new ObjectMapper();
 103
 104         /**
 105          * Client-supplied class that implements our interface.
 106          */
 107         private static IPortalRestAPIService portalRestApiServiceImpl;
 108         private static final String isAccessCentralized = PortalApiProperties
 109                         .getProperty(PortalApiConstants.ROLE_ACCESS_CENTRALIZED);
 110         private static final String errorMessage = "Access Management is not allowed for Centralized applications." ;
 111         private static final String isCentralized = "remote";
 112
 113
 114         public PortalRestAPIProxy() {
 115                 // Ensure that any additional fields sent by the Portal
 116                 // will be ignored when creating objects.
 117                 mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
 118         }
 119
 120         @Override
 121         public void init() throws ServletException {
 122                 String className = PortalApiProperties.getProperty(PortalApiConstants.PORTAL_API_IMPL_CLASS);
 123                 if (className == null)
 124                         throw new ServletException(
 125                                         "init: Failed to find class name property " + PortalApiConstants.PORTAL_API_IMPL_CLASS);
 126                 try {
 127                         logger.debug("init: creating instance of class " + className);
 128                         Class<?> implClass = Class.forName(className);
 129                         if (!isCentralized.equals(isAccessCentralized))
 130                                 portalRestApiServiceImpl = (IPortalRestAPIService) (implClass.getConstructor().newInstance());
 131                         else {
 132                                 portalRestApiServiceImpl = new PortalRestAPICentralServiceImpl();
 133                         }
 134                 } catch (Exception ex) {
 135                         throw new ServletException("init: Failed to find or instantiate class " + className, ex);
 136                 }
 137         }
 138
 139         @Override
 140         protected void doPost(HttpServletRequest request, HttpServletResponse response)
 141                         throws IOException, ServletException {
 142                 if (portalRestApiServiceImpl == null) {
 143                         // Should never happen due to checks in init()
 144                         logger.error("doPost: no service class instance");
 145                         response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
 146                         response.getWriter().write(buildJsonResponse(false, "Misconfigured - no instance of service class"));
 147                         return;
 148                 }
 149                 String requestUri = request.getRequestURI();
 150                 String responseJson = "";
 151                 String storeAnalyticsContextPath = "/storeAnalytics";
 152                 if (requestUri.endsWith(PortalApiConstants.API_PREFIX + storeAnalyticsContextPath)) {
 153                         String userId;
 154                         try {
 155                                 userId = getUserId(request);
 156                         } catch (PortalAPIException e) {
 157                                 logger.error("Issue with invoking getUserId implemenation !!! ", e);
 158                                 throw new ServletException(e);
 159                         }
 160                         if (userId == null || userId.length() == 0) {
 161                                 logger.debug("doPost: userId is null or empty");
 162                                 response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
 163                                 responseJson = buildJsonResponse(false, "Not authorized for " + storeAnalyticsContextPath);
 164                         } else {
 165                                 // User ID obtained from request
 166                                 try {
 167                                         String appUserName = "";
 168                                         String appPassword = "";
 169                                         String appName = "";
 170
 171                                         for (Map.Entry<String, String> entry : getCredentials().entrySet()) {
 172
 173                                                 if (entry.getKey().equalsIgnoreCase("username")) {
 174                                                         appUserName = entry.getValue();
 175                                                 } else if (entry.getKey().equalsIgnoreCase("password")) {
 176                                                         appPassword = entry.getValue();
 177                                                 } else {
 178                                                         appName = entry.getValue();
 179                                                 }
 180                                         }
 181
 182                                         String credential = PortalApiProperties.getProperty(PortalApiConstants.UEB_APP_KEY);
 183                                         // for now lets also pass uebkey as user name and password
 184                                         String requestBody = readRequestBody(request);
 185                                         @SuppressWarnings("unchecked")
 186                                         Map<String, String> bodyMap = mapper.readValue(requestBody, Map.class);
 187                                         // add user ID
 188                                         bodyMap.put("userid", userId);
 189                                         requestBody = mapper.writeValueAsString(bodyMap);
 190                                         logger.debug("doPost:  StoreAnalytics requestbody: "+ requestBody);
 191                                         responseJson = RestWebServiceClient.getInstance().postPortalContent(storeAnalyticsContextPath,
 192                                                         userId, appName, null, appUserName, appPassword, "application/json", requestBody, true);
 193                                         logger.debug("doPost: postPortalContent returns " + responseJson);
 194                                         response.setStatus(HttpServletResponse.SC_OK);
 195                                 } catch (Exception ex) {
 196                                         logger.error("doPost: " + storeAnalyticsContextPath + " caught exception", ex);
 197                                         responseJson = buildJsonResponse(ex);
 198                                         response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
 199                                 }
 200                         }
 201                         writeAndFlush(response, APPLICATION_JSON, responseJson);
 202                         return;
 203                 } // post analytics
 204
 205                 boolean secure = false;
 206                 try {
 207                         secure = isAppAuthenticated(request);
 208                 } catch (PortalAPIException ex) {
 209                         logger.error("doPost: isAppAuthenticated threw exception", ex);
 210                         response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
 211                         response.getWriter().write(buildJsonResponse(false, "Failed to authenticate request"));
 212                         return;
 213                 }
 214                 if (!secure) {
 215                         logger.debug("doPost: isAppAuthenticated answered false");
 216                         response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
 217                         writeAndFlush(response, APPLICATION_JSON, buildJsonResponse(false, "Not authorized"));
 218                         return;
 219                 }
 220
 221                 try {
 222                         String requestBody = readRequestBody(request);
 223                         if (logger.isDebugEnabled())
 224                                 logger.debug("doPost: URI =  " + requestUri + ", payload = " + requestBody);
 225
 226                         /*
 227                          * All APIs:
 228                          *
 229                          * 1. /user <-- save user
 230                          *
 231                          * 2. /user/{loginId} <-- edit user
 232                          *
 233                          * 3. /user/{loginId}/roles <-- save roles for user
 234                          */
 235
 236                         // On success return the empty string.
 237
 238                         if (requestUri.endsWith("/updateSessionTimeOuts")) {
 239                                 if (updateSessionTimeOuts(requestBody)) {
 240                                         logger.debug("doPost: updated session timeouts");
 241                                         response.setStatus(HttpServletResponse.SC_OK);
 242                                 } else {
 243                                         String msg = "Failed to update session time outs";
 244                                         logger.error("doPost: " + msg);
 245                                         responseJson = buildJsonResponse(false, msg);
 246                                         response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
 247                                 }
 248                         } else if (requestUri.endsWith("/timeoutSession")) {
 249                                 String portalJSessionId = request.getParameter("portalJSessionId");
 250                                 if (portalJSessionId == null) {
 251                                         portalJSessionId = "";
 252                                 }
 253                                 if (timeoutSession(portalJSessionId)) {
 254                                         logger.debug("doPost: timed out session");
 255                                         response.setStatus(HttpServletResponse.SC_OK);
 256                                 } else {
 257                                         String msg = "Failed to timeout session";
 258                                         logger.error("doPost: " + msg);
 259                                         responseJson = buildJsonResponse(false, msg);
 260                                         response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
 261                                 }
 262                         } else
 263                         // Example: /user <-- create user
 264                         if (requestUri.endsWith(PortalApiConstants.API_PREFIX + "/user")) {
 265                                 try {
 266                                         EcompUser user = mapper.readValue(requestBody, EcompUser.class);
 267                                         pushUser(user);
 268                                         if (logger.isDebugEnabled())
 269                                                 logger.debug("doPost: pushUser: success");
 270                                         responseJson = buildJsonResponse(true, "user saved successfully");
 271                                         response.setStatus(HttpServletResponse.SC_OK);
 272                                 } catch (Exception ex) {
 273                                         responseJson = buildJsonResponse(ex);
 274                                         response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
 275                                         logger.error("doPost: pushUser: caught exception", ex);
 276                                 }
 277                         } else
 278                         // Example: /user/abc <-- edit user abc
 279                         if (requestUri.contains(PortalApiConstants.API_PREFIX + "/user/") && !(requestUri.endsWith("/roles"))) {
 280                                 String loginId = requestUri.substring(requestUri.lastIndexOf('/') + 1);
 281                                 try {
 282                                         EcompUser user = mapper.readValue(requestBody, EcompUser.class);
 283                                         editUser(loginId, user);
 284                                         if (logger.isDebugEnabled())
 285                                                 logger.debug("doPost: editUser: success");
 286                                         responseJson = buildJsonResponse(true, "user saved successfully");
 287                                         response.setStatus(HttpServletResponse.SC_OK);
 288                                 } catch (Exception ex) {
 289                                         responseJson = buildJsonResponse(ex);
 290                                         response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
 291                                         logger.error("doPost: editUser: caught exception", ex);
 292                                 }
 293                         } else
 294                         // Example: /user/{loginId}/roles <-- save roles for user
 295                         if (requestUri.contains(PortalApiConstants.API_PREFIX + "/user/") && requestUri.endsWith("/roles")) {
 296                                 String loginId = requestUri.substring(requestUri.indexOf("/user/") + ("/user").length() + 1,
 297                                                 requestUri.lastIndexOf('/'));
 298                                 try {
 299                                         if (isCentralized.equals(isAccessCentralized)) {
 300                                                 responseJson = buildJsonResponse(true, errorMessage);
 301                                                 response.setStatus(HttpServletResponse.SC_OK);
 302                                         } else {
 303                                                 TypeReference<List<EcompRole>> typeRef = new TypeReference<List<EcompRole>>() {
 304                                                 };
 305                                                 List<EcompRole> roles = mapper.readValue(requestBody, typeRef);
 306                                                 pushUserRole(loginId, roles);
 307                                                 if (logger.isDebugEnabled())
 308                                                         logger.debug("doPost: pushUserRole: success");
 309                                                 responseJson = buildJsonResponse(true, "saveRoles is successful");
 310                                                 response.setStatus(HttpServletResponse.SC_OK);
 311                                         }
 312                                 } catch (Exception ex) {
 313                                         responseJson = buildJsonResponse(ex);
 314                                         response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
 315                                         logger.error("doPost: pushUserRole: caught exception", ex);
 316                                 }
 317                         } else {
 318                                 String msg = "doPost: no match for request " + requestUri;
 319                                 logger.warn( ESAPI.encoder().encodeForHTML(msg));
 320                                 responseJson = buildJsonResponse(false, msg);
 321                                 response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
 322                         }
 323                 } catch (Exception ex) {
 324                         logger.error("doPost: Failed to process request " + ESAPI.encoder().encodeForHTML(requestUri), ex);
 325                         response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
 326                         responseJson = buildJsonResponse(ex);
 327                 }
 328
 329                 writeAndFlush(response, APPLICATION_JSON, responseJson);
 330
 331         }
 332
 333         @Override
 334         protected void doGet(HttpServletRequest request, HttpServletResponse response)
 335                         throws IOException, ServletException {
 336
 337                 if (portalRestApiServiceImpl == null) {
 338                         // Should never happen due to checks in init()
 339                         logger.error("doGet: no service class instance");
 340                         response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
 341                         writeAndFlush(response, APPLICATION_JSON,
 342                                         buildJsonResponse(false, "Misconfigured - no instance of service class"));
 343                         return;
 344                 }
 345
 346                 String requestUri = request.getRequestURI();
 347                 String contentType = APPLICATION_JSON;
 348                 String webAnalyticsContextPath = "/analytics";
 349                 if (requestUri.endsWith(PortalApiConstants.API_PREFIX + webAnalyticsContextPath)) {
 350                         String responseString;
 351                         String userId;
 352                         try {
 353                                 userId = getUserId(request);
 354                         } catch (PortalAPIException e) {
 355                                 logger.error("Issue with invoking getUserId implemenation !!! ", e);
 356                                 throw new ServletException(e);
 357                         }
 358                         if (userId == null || userId.length() == 0) {
 359                                 logger.debug("doGet: userId is null or empty");
 360                                 response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
 361                                 responseString = buildJsonResponse(false, "Not authorized for " + webAnalyticsContextPath);
 362                         } else {
 363                                 // User ID obtained from request
 364                                 try {
 365                                         String appUserName = "";
 366                                         String appPassword = "";
 367                                         String appName = "";
 368
 369                                         for (Map.Entry<String, String> entry : getCredentials().entrySet()) {
 370
 371                                                 if (entry.getKey().equalsIgnoreCase("username")) {
 372                                                         appUserName = entry.getValue();
 373                                                 } else if (entry.getKey().equalsIgnoreCase("password")) {
 374                                                         appPassword = entry.getValue();
 375                                                 } else {
 376                                                         appName = entry.getValue();
 377                                                 }
 378                                         }
 379                                         String credential = PortalApiProperties.getProperty(PortalApiConstants.UEB_APP_KEY);
 380                                         // for now lets also pass uebkey as user name and password
 381                                         contentType = "text/javascript";
 382
 383                                         responseString = RestWebServiceClient.getInstance().getPortalContent(webAnalyticsContextPath,
 384                                                         userId, appName, null, appUserName, appPassword, true);
 385
 386                                         if (logger.isDebugEnabled())
 387                                                 logger.debug("doGet: " + webAnalyticsContextPath + ": " + responseString);
 388                                         response.setStatus(HttpServletResponse.SC_OK);
 389                                 } catch (Exception ex) {
 390                                         responseString = buildJsonResponse(ex);
 391                                         response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
 392                                         logger.error("doGet: " + webAnalyticsContextPath + " caught exception", ex);
 393                                 }
 394                         }
 395                         writeAndFlush(response, contentType, responseString);
 396                         return;
 397                 }
 398
 399                 boolean secure = false;
 400                 try {
 401                         secure = isAppAuthenticated(request);
 402                 } catch (PortalAPIException ex) {
 403                         logger.error("doGet: isAppAuthenticated threw exception", ex);
 404                         response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
 405                         writeAndFlush(response, APPLICATION_JSON, buildJsonResponse(false, "Failed to authenticate request"));
 406                         return;
 407                 }
 408
 409                 if (!secure) {
 410                         if (logger.isDebugEnabled())
 411                                 logger.debug("doGet: isAppAuthenticated answered false");
 412                         response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
 413                         writeAndFlush(response, APPLICATION_JSON, buildJsonResponse(false, "Not authorized"));
 414                         return;
 415                 }
 416
 417                 String responseJson = null;
 418                 try {
 419                         // Ignore any request body in a GET.
 420                         logger.debug("doGet: URI =  " + requestUri);
 421
 422                         /*
 423                          * 1. /roles <-- get roles
 424                          *
 425                          * 2. /user/{loginId} <-- get user
 426                          *
 427                          * 3. /users <-- get all users
 428                          *
 429                          * 4. /user/{loginId}/roles <-- get roles for user
 430                          */
 431
 432                         if (requestUri.endsWith("/sessionTimeOuts")) {
 433                                 try  {
 434                                         responseJson = getSessionTimeOuts();
 435                                         logger.debug("doGet: got session timeouts");
 436                                         response.setStatus(HttpServletResponse.SC_OK);
 437                                 } catch(Exception ex) {
 438                                         String msg = "Failed to get session time outs";
 439                                         logger.error("doGet: " + msg);
 440                                         responseJson = buildJsonResponse(false, msg);
 441                                         response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
 442                                 }
 443                         } else
 444                         // Example: /users <-- get all users
 445                         if (requestUri.endsWith(PortalApiConstants.API_PREFIX + "/users")) {
 446                                 try {
 447                                         List<EcompUser> users = getUsers();
 448                                         responseJson = mapper.writeValueAsString(users);
 449                                         if (logger.isDebugEnabled())
 450                                                 logger.debug("doGet: getUsers: " + responseJson);
 451                                 } catch (Exception ex) {
 452                                         responseJson = buildShortJsonResponse(ex);
 453                                         response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
 454                                         logger.error("doGet: getUsers: caught exception", ex);
 455                                 }
 456                         } else
 457                         // Example: /roles <-- get all roles
 458
 459                         if (requestUri.endsWith(PortalApiConstants.API_PREFIX + "/roles")) {
 460                                 try {
 461                                         List<EcompRole> roles = getAvailableRoles(getUserId(request));
 462                                         responseJson = mapper.writeValueAsString(roles);
 463                                         if (logger.isDebugEnabled())
 464                                                 logger.debug("doGet: getAvailableRoles: " + responseJson);
 465                                 } catch (Exception ex) {
 466                                         responseJson = buildJsonResponse(ex);
 467                                         response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
 468                                         logger.error("doGet: getAvailableRoles: caught exception", ex);
 469                                 }
 470                         } else
 471                         // Example: /user/abc <-- get user abc
 472                         if (requestUri.contains(PortalApiConstants.API_PREFIX + "/user/") && !requestUri.endsWith("/roles")) {
 473                                 String loginId = requestUri.substring(requestUri.lastIndexOf('/') + 1);
 474                                 try {
 475                                         EcompUser user = getUser(loginId);
 476                                         responseJson = mapper.writeValueAsString(user);
 477                                         if (logger.isDebugEnabled())
 478                                                 logger.debug("doGet: getUser: " + responseJson);
 479                                 } catch (Exception ex) {
 480                                         responseJson = buildJsonResponse(ex);
 481                                         response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
 482                                         logger.error("doGet: getUser: caught exception", ex);
 483                                 }
 484                         }
 485                         // Example: /user/abc/roles <-- get roles for user abc
 486                         else if (requestUri.contains(PortalApiConstants.API_PREFIX + "/user/") && requestUri.endsWith("/roles")) {
 487                                 String loginId = requestUri.substring(requestUri.indexOf("/user/") + ("/user").length() + 1,
 488                                                 requestUri.lastIndexOf('/'));
 489                                 try {
 490                                         List<EcompRole> roles = getUserRoles(loginId);
 491                                         responseJson = mapper.writeValueAsString(roles);
 492                                         if (logger.isDebugEnabled())
 493                                                 logger.debug("doGet: getUserRoles: " + responseJson);
 494                                 } catch (Exception ex) {
 495                                         responseJson = buildJsonResponse(ex);
 496                                         response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
 497                                         logger.error("doGet: getUserRoles: caught exception", ex);
 498                                 }
 499                         }
 500                         else {
 501                                 logger.warn("doGet: no match found for request");
 502                                 responseJson = buildJsonResponse(false, "No match for request");
 503                                 response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
 504                         }
 505                 } catch (Exception ex) {
 506                         logger.error("doGet: Failed to process request", ex);
 507                         response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
 508                         responseJson = buildJsonResponse(ex);
 509                 }
 510                 writeAndFlush(response, APPLICATION_JSON, responseJson);
 511         }
 512
 513         public String getSessionTimeOuts() {
 514                 return PortalTimeoutHandler.gatherSessionExtensions();
 515         }
 516
 517         public boolean timeoutSession(String portalJSessionId) {
 518                 return PortalTimeoutHandler.invalidateSession(portalJSessionId);
 519         }
 520
 521         public boolean updateSessionTimeOuts(String sessionMap) {
 522                 return PortalTimeoutHandler.updateSessionExtensions(sessionMap);
 523         }
 524
 525         @Override
 526         public void pushUser(EcompUser user) throws PortalAPIException {
 527                 portalRestApiServiceImpl.pushUser(user);
 528         }
 529
 530         @Override
 531         public void editUser(String loginId, EcompUser user) throws PortalAPIException {
 532                 portalRestApiServiceImpl.editUser(loginId, user);
 533         }
 534
 535         @Override
 536         public EcompUser getUser(String loginId) throws PortalAPIException {
 537                 return portalRestApiServiceImpl.getUser(loginId);
 538         }
 539
 540         @Override
 541         public List<EcompUser> getUsers() throws PortalAPIException {
 542                 return portalRestApiServiceImpl.getUsers();
 543         }
 544
 545         @Override
 546         public List<EcompRole> getAvailableRoles(String requestedLoginId) throws PortalAPIException {
 547                 return portalRestApiServiceImpl.getAvailableRoles(requestedLoginId);
 548         }
 549
 550         @Override
 551         public void pushUserRole(String loginId, List<EcompRole> roles) throws PortalAPIException {
 552                 portalRestApiServiceImpl.pushUserRole(loginId, roles);
 553         }
 554
 555         @Override
 556         public List<EcompRole> getUserRoles(String loginId) throws PortalAPIException {
 557                 return portalRestApiServiceImpl.getUserRoles(loginId);
 558         }
 559
 560         @Override
 561         public boolean isAppAuthenticated(HttpServletRequest request) throws PortalAPIException {
 562                 return portalRestApiServiceImpl.isAppAuthenticated(request);
 563         }
 564
 565         /**
 566          * Sets the content type and writes the response.
 567          *
 568          * @param response
 569          * @param contentType
 570          * @param responseBody
 571          * @throws IOException
 572          */
 573         private void writeAndFlush(HttpServletResponse response, String contentType, String responseBody)
 574                         throws IOException {
 575                 response.setContentType(contentType);
 576                 PrintWriter out = response.getWriter();
 577                 out.print(responseBody);
 578                 out.flush();
 579         }
 580
 581         /**
 582          * Reads the request body and closes the input stream.
 583          *
 584          * @param request
 585          * @return String read from the request, the empty string if nothing is read.
 586          * @throws IOException
 587          */
 588         private static String readRequestBody(HttpServletRequest request) throws IOException {
 589
 590                 String body = null;
 591                 StringBuilder stringBuilder = new StringBuilder();
 592                 BufferedReader bufferedReader = null;
 593                 try {
 594                         InputStream inputStream = request.getInputStream();
 595                         if (inputStream != null) {
 596                                 bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
 597                                 char[] charBuffer = new char[1024];
 598                                 int bytesRead = -1;
 599                                 while ((bytesRead = bufferedReader.read(charBuffer)) > 0) {
 600                                         stringBuilder.append(charBuffer, 0, bytesRead);
 601                                 }
 602                         } else {
 603                                 stringBuilder.append("");
 604                         }
 605                 } finally {
 606                         if (bufferedReader != null) {
 607                                 try {
 608                                         bufferedReader.close();
 609                                 } catch (IOException ex) {
 610                                         logger.error("readRequestBody", ex);
 611                                 }
 612                         }
 613                 }
 614                 body = stringBuilder.toString();
 615                 return body;
 616         }
 617
 618         /**
 619          * Builds JSON object with status + message response body.
 620          *
 621          * @param success
 622          *            True to indicate success, false to signal failure.
 623          * @param msg
 624          *            Message to include in the response object; ignored if null.
 625          * @return
 626          *
 627          *         <pre>
 628          * { "status" : "ok" (or "error"), "message": "some explanation" }
 629          *         </pre>
 630          */
 631         private String buildJsonResponse(boolean success, String msg) {
 632                 PortalAPIResponse response = new PortalAPIResponse(success, msg);
 633                 String json = null;
 634                 try {
 635                         json = mapper.writeValueAsString(response);
 636                 } catch (JsonProcessingException ex) {
 637                         // Truly should never, ever happen
 638                         logger.error("buildJsonResponse", ex);
 639                         json = "{ \"status\": \"error\",\"message\":\"" + ex.toString() + "\" }";
 640                 }
 641                 return json;
 642         }
 643
 644         /**
 645          * Builds JSON object with status of error and message containing stack trace
 646          * for the specified throwable.
 647          *
 648          * @param t
 649          *            Throwable with stack trace to use as message
 650          *
 651          * @return
 652          *
 653          *         <pre>
 654          * { "status" : "error", "message": "some-big-stacktrace" }
 655          *         </pre>
 656          */
 657         private String buildJsonResponse(Throwable t) {
 658                 StringWriter sw = new StringWriter();
 659                 PrintWriter pw = new PrintWriter(sw);
 660                 t.printStackTrace(pw);
 661                 return buildJsonResponse(false, sw.toString());
 662         }
 663
 664         private String buildShortJsonResponse(Throwable t)
 665         {
 666                 String errorMessage = t.getMessage();
 667                 return buildJsonResponse(false, errorMessage);
 668         }
 669
 670         @Override
 671         public String getUserId(HttpServletRequest request) throws PortalAPIException {
 672                 return portalRestApiServiceImpl.getUserId(request);
 673         }
 674
 675         public static IPortalRestAPIService getPortalRestApiServiceImpl() {
 676                 return portalRestApiServiceImpl;
 677         }
 678
 679         public static void setPortalRestApiServiceImpl(IPortalRestAPIService portalRestApiServiceImpl) {
 680                 PortalRestAPIProxy.portalRestApiServiceImpl = portalRestApiServiceImpl;
 681         }
 682
 683         @Override
 684         public  Map<String, String> getCredentials() throws PortalAPIException {
 685                 return portalRestApiServiceImpl.getCredentials();
 686         }
 687
 688 }