ecomp-portal-BE-common/src/main/java/org/onap/portalapp/portal/controller/WebAnalyticsExtAppController.java

   1 /*-
   2  * ============LICENSE_START==========================================
   3  * ONAP Portal
   4  * ===================================================================
   5  * Copyright (C) 2019 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.portalapp.portal.controller;
  39
  40 import io.swagger.annotations.ApiOperation;
  41 import java.io.IOException;
  42 import java.io.InputStream;
  43 import java.nio.charset.StandardCharsets;
  44 import java.util.HashMap;
  45 import java.util.Map;
  46 import java.util.Objects;
  47 import javax.servlet.http.HttpServletRequest;
  48 import lombok.NoArgsConstructor;
  49 import org.apache.commons.io.IOUtils;
  50 import org.apache.commons.lang.StringUtils;
  51 import org.onap.portalapp.controller.EPRestrictedRESTfulBaseController;
  52 import org.onap.portalapp.portal.domain.EPApp;
  53 import org.onap.portalapp.portal.domain.EcompAuditLog;
  54 import org.onap.portalapp.portal.logging.aop.EPAuditLog;
  55 import org.onap.portalapp.portal.logging.aop.EPEELFLoggerAdvice;
  56 import org.onap.portalapp.portal.logging.logic.EPLogUtil;
  57 import org.onap.portalapp.portal.service.AppsCacheService;
  58 import org.onap.portalapp.portal.service.ConsulHealthService;
  59 import org.onap.portalapp.portal.transport.Analytics;
  60 import org.onap.portalapp.portal.utils.EPCommonSystemProperties;
  61 import org.onap.portalapp.portal.utils.EcompPortalUtils;
  62 import org.onap.portalapp.portal.utils.PortalConstants;
  63 import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
  64 import org.onap.portalsdk.core.onboarding.crossapi.PortalAPIResponse;
  65 import org.onap.portalsdk.core.util.SystemProperties;
  66 import org.slf4j.MDC;
  67 import org.springframework.beans.factory.annotation.Autowired;
  68 import org.springframework.context.annotation.Configuration;
  69 import org.springframework.context.annotation.EnableAspectJAutoProxy;
  70 import org.springframework.http.HttpEntity;
  71 import org.springframework.http.HttpHeaders;
  72 import org.springframework.http.HttpMethod;
  73 import org.springframework.http.MediaType;
  74 import org.springframework.http.ResponseEntity;
  75 import org.springframework.util.concurrent.FailureCallback;
  76 import org.springframework.util.concurrent.ListenableFuture;
  77 import org.springframework.util.concurrent.SuccessCallback;
  78 import org.springframework.web.bind.annotation.RequestBody;
  79 import org.springframework.web.bind.annotation.RequestMapping;
  80 import org.springframework.web.bind.annotation.RequestMethod;
  81 import org.springframework.web.bind.annotation.ResponseBody;
  82 import org.springframework.web.bind.annotation.RestController;
  83 import org.springframework.web.client.AsyncRestTemplate;
  84
  85 @RestController
  86 @RequestMapping(PortalConstants.REST_AUX_API)
  87 @Configuration
  88 @EnableAspectJAutoProxy
  89 @EPAuditLog
  90 @NoArgsConstructor
  91 public class WebAnalyticsExtAppController extends EPRestrictedRESTfulBaseController {
  92         private ConsulHealthService consulHealthService;
  93         private AppsCacheService appCacheService;
  94
  95         private static final String MACHINE_LEARNING_SERVICE_CTX = "/ml_api";
  96         private static final String REGISTER_ACTION = MACHINE_LEARNING_SERVICE_CTX + "/" + "registerAction";
  97         private static final String CONSUL_ML_SERVICE_ID = "machine-learning";
  98         private static final String APP_KEY = "uebkey";
  99         private final EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(WebAnalyticsExtAppController.class);
 100         private final AsyncRestTemplate restTemplate = new AsyncRestTemplate();
 101         private final SuccessCallback<ResponseEntity<String>> successCallback = arg -> logger.info(EELFLoggerDelegate.debugLogger, arg.getBody());
 102         private final FailureCallback failureCallback = arg -> logger.error(EELFLoggerDelegate.errorLogger, "storeAuxAnalytics failed", arg);
 103
 104         @Autowired
 105         public WebAnalyticsExtAppController(AppsCacheService appCacheService, ConsulHealthService consulHealthService) {
 106                 this.appCacheService = appCacheService;
 107                 this.consulHealthService = consulHealthService;
 108         }
 109
 110         /**
 111          * Answers requests from partner applications for a file that is expected to
 112          * contain javascript to support web analytics.
 113          *
 114          * @param request
 115          *            HttpServletRequest
 116          * @return String
 117          */
 118         @ApiOperation(value = "Gets javascript with functions that support gathering and reporting web analytics.", response = String.class)
 119         @RequestMapping(value = { "/analytics" }, method = RequestMethod.GET, produces = "application/javascript")
 120         public String getAnalyticsScript(HttpServletRequest request) {
 121                 String responseText = "";
 122                 EPApp app = null;
 123                 String version = "";
 124                 try {
 125                         app = getApp(request);
 126                 } catch (Exception e) {
 127                         logger.error(EELFLoggerDelegate.errorLogger,
 128                                         " Error retrieving Application to capture app name for analytics; Proceeding with empty app name");
 129                 }
 130                 if (app != null) {
 131                         String restEndPoint = app.getAppRestEndpoint();
 132                         if(restEndPoint.contains("/api")) {
 133                                 version = restEndPoint.substring(restEndPoint.indexOf("/api")+4);
 134                         }
 135                 }
 136                 String endPoint = "/storeAnalytics";
 137                 if(StringUtils.isNotBlank(version)) {
 138                         endPoint = version + "/storeAnalytics";
 139                 }
 140
 141                 final String fileName = "analytics.txt";
 142                 try (InputStream analyticsFileStream = this.getClass().getClassLoader().getResourceAsStream(fileName)) {
 143                         responseText = IOUtils.toString(Objects.requireNonNull(analyticsFileStream), StandardCharsets.UTF_8.name());
 144                 } catch (IOException e) {
 145                         logger.error(EELFLoggerDelegate.errorLogger, "Error reading contents of the file " + fileName, e);
 146                 }
 147
 148                 String feURLContext = SystemProperties.getProperty("frontend_url");
 149                 String feURL = feURLContext.substring(0, feURLContext.lastIndexOf('/'));
 150                 responseText = responseText.replace("PORTAL_ENV_URL", feURL);
 151                 responseText = responseText.replace("$END_POINT", endPoint);
 152                 return responseText;
 153         }
 154
 155         /**
 156          * Accepts data from partner applications with web analytics data.
 157          *
 158          * @param request
 159          *            HttpServletRequest
 160          * @param analyticsMap
 161          *            Analytics
 162          * @return PortalAPIResponse
 163          */
 164         @RequestMapping(value = { "/storeAnalytics" }, method = RequestMethod.POST, produces = "application/json")
 165         @ResponseBody
 166         @ApiOperation(value = "Accepts data from partner applications with web analytics data.", response = PortalAPIResponse.class)
 167         public PortalAPIResponse storeAnalyticsScript(HttpServletRequest request, @RequestBody Analytics analyticsMap) {
 168                 try {
 169                         MDC.put(EPCommonSystemProperties.AUDITLOG_BEGIN_TIMESTAMP, EPEELFLoggerAdvice.getCurrentDateTimeUTC());
 170                         String appName = "";
 171                         try {
 172                                 appName = getAppName(request, appName);
 173                         } catch (Exception e) {
 174                                 logger.error(EELFLoggerDelegate.errorLogger,
 175                                                 " Error retrieving Application to capture app name for analytics; Proceeding with empty app name");
 176                         }
 177
 178                         try {
 179                                 storeAuxAnalytics(analyticsMap, appName);
 180                         } catch (Exception e) {
 181                                 logger.error(EELFLoggerDelegate.errorLogger,
 182                                                 " Error retrieving Application to capture app name for analytics; Proceeding with empty app name");
 183                         }
 184
 185                         MDC.put(EPCommonSystemProperties.AUDITLOG_END_TIMESTAMP, EPEELFLoggerAdvice.getCurrentDateTimeUTC());
 186
 187                         EcompPortalUtils.calculateDateTimeDifferenceForLog(
 188                                         MDC.get(EPCommonSystemProperties.AUDITLOG_BEGIN_TIMESTAMP),
 189                                         MDC.get(EPCommonSystemProperties.AUDITLOG_END_TIMESTAMP));
 190                         logger.info(EELFLoggerDelegate.auditLogger,
 191                                         EPLogUtil.formatStoreAnalyticsAuditLogMessage(analyticsMap.getUserid(), appName,
 192                                                         "WebAnalyticsExtAppController.postWebAnalyticsData",
 193                                                         EcompAuditLog.CD_ACTIVITY_STORE_ANALYTICS, analyticsMap.getAction(), analyticsMap.getPage(),
 194                                                         analyticsMap.getFunction(), analyticsMap.getType()));
 195
 196                         MDC.remove(EPCommonSystemProperties.AUDITLOG_BEGIN_TIMESTAMP);
 197                         MDC.remove(EPCommonSystemProperties.AUDITLOG_END_TIMESTAMP);
 198                         MDC.remove(SystemProperties.MDC_TIMER);
 199
 200                         return new PortalAPIResponse(true, "success");
 201                 } catch (Exception e) {
 202                         logger.error(EELFLoggerDelegate.errorLogger, "storeAnalytics failed", e);
 203                         return new PortalAPIResponse(true, "error");
 204                 }
 205         }
 206
 207         private String getAppName(HttpServletRequest request, String appName) {
 208
 209                 EPApp appRecord = getApp(request);
 210                 if (appRecord != null) {
 211                         appName = appRecord.getName();
 212                 }
 213                 return appName;
 214         }
 215
 216         private EPApp getApp(HttpServletRequest request) {
 217                 String appKeyValue = request.getHeader(APP_KEY);
 218                 EPApp appRecord = null;
 219                 if (appKeyValue == null || appKeyValue.equals("")) {
 220                         logger.error(EELFLoggerDelegate.errorLogger, " App Key unavailable; Proceeding with null app name");
 221                 } else {
 222                          appRecord = appCacheService.getAppFromUeb(appKeyValue);
 223                 }
 224                 return appRecord;
 225         }
 226
 227         private void storeAuxAnalytics(Analytics analyticsMap, String appName) {
 228                 logger.info(EELFLoggerDelegate.debugLogger,
 229                                 " Registering an action for recommendation: AppName/Function/UserId " + appName + "/"
 230                                                 + analyticsMap.getFunction() + "/" + analyticsMap.getUserid());
 231
 232                 Map<String, String> requestMapping = new HashMap<>();
 233                 requestMapping.put("id", analyticsMap.getUserid());
 234                 requestMapping.put("action", appName + "|" + analyticsMap.getFunction());
 235
 236                 HttpHeaders headers = new HttpHeaders();
 237                 headers.setContentType(MediaType.APPLICATION_JSON);
 238
 239                 // set your entity to send
 240                 HttpEntity<Map<String, String>> entity = new HttpEntity<>(requestMapping, headers);
 241
 242                 // send it!
 243                 ListenableFuture<ResponseEntity<String>> out = restTemplate.exchange(
 244                                 EcompPortalUtils.widgetMsProtocol() + "://"
 245                                                 + consulHealthService.getServiceLocation(CONSUL_ML_SERVICE_ID,
 246                                                                 SystemProperties.getProperty("microservices.m-learn.local.port"))
 247                                                 + REGISTER_ACTION,
 248                                 HttpMethod.POST, entity, String.class);
 249                 out.addCallback(successCallback, failureCallback);
 250         }
 251
 252 }