portal-BE/src/main/java/org/onap/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  * Modifications Copyright (c) 2019 Samsung
   8  * ===================================================================
   9  *
  10  * Unless otherwise specified, all software contained herein is licensed
  11  * under the Apache License, Version 2.0 (the "License");
  12  * you may not use this software except in compliance with the License.
  13  * You may obtain a copy of the License at
  14  *
  15  *             http://www.apache.org/licenses/LICENSE-2.0
  16  *
  17  * Unless required by applicable law or agreed to in writing, software
  18  * distributed under the License is distributed on an "AS IS" BASIS,
  19  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  20  * See the License for the specific language governing permissions and
  21  * limitations under the License.
  22  *
  23  * Unless otherwise specified, all documentation contained herein is licensed
  24  * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
  25  * you may not use this documentation except in compliance with the License.
  26  * You may obtain a copy of the License at
  27  *
  28  *             https://creativecommons.org/licenses/by/4.0/
  29  *
  30  * Unless required by applicable law or agreed to in writing, documentation
  31  * distributed under the License is distributed on an "AS IS" BASIS,
  32  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  33  * See the License for the specific language governing permissions and
  34  * limitations under the License.
  35  *
  36  * ============LICENSE_END============================================
  37  *
  38  *
  39  */
  40
  41 package org.onap.portal.controller;
  42
  43 import io.swagger.annotations.ApiOperation;
  44 import java.io.IOException;
  45 import java.io.InputStream;
  46 import java.nio.charset.StandardCharsets;
  47 import java.util.HashMap;
  48 import java.util.Map;
  49 import java.util.Objects;
  50 import javax.servlet.http.HttpServletRequest;
  51 import lombok.NoArgsConstructor;
  52 import org.apache.commons.io.IOUtils;
  53 import org.apache.commons.lang.StringUtils;
  54 import org.onap.portal.domain.db.fn.FnApp;
  55 import org.onap.portal.domain.dto.ecomp.EcompAuditLog;
  56 import org.onap.portal.domain.dto.transport.Analytics;
  57 import org.onap.portal.logging.aop.EPAuditLog;
  58 import org.onap.portal.logging.aop.EPEELFLoggerAdvice;
  59 import org.onap.portal.logging.logic.EPLogUtil;
  60 import org.onap.portal.service.AppsCacheService;
  61 import org.onap.portal.service.WidgetMService;
  62 import org.onap.portal.utils.EPCommonSystemProperties;
  63 import org.onap.portal.utils.EcompPortalUtils;
  64 import org.onap.portal.utils.PortalConstants;
  65 import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
  66 import org.onap.portalsdk.core.onboarding.crossapi.PortalAPIResponse;
  67 import org.onap.portalsdk.core.util.SystemProperties;
  68 import org.slf4j.MDC;
  69 import org.springframework.beans.factory.annotation.Autowired;
  70 import org.springframework.context.annotation.Configuration;
  71 import org.springframework.http.HttpEntity;
  72 import org.springframework.http.HttpHeaders;
  73 import org.springframework.http.HttpMethod;
  74 import org.springframework.http.MediaType;
  75 import org.springframework.http.ResponseEntity;
  76 import org.springframework.util.concurrent.FailureCallback;
  77 import org.springframework.util.concurrent.ListenableFuture;
  78 import org.springframework.util.concurrent.SuccessCallback;
  79 import org.springframework.web.bind.annotation.RequestBody;
  80 import org.springframework.web.bind.annotation.RequestMapping;
  81 import org.springframework.web.bind.annotation.RequestMethod;
  82 import org.springframework.web.bind.annotation.ResponseBody;
  83 import org.springframework.web.bind.annotation.RestController;
  84 import org.springframework.web.client.AsyncRestTemplate;
  85
  86 @RestController
  87 @RequestMapping(PortalConstants.REST_AUX_API)
  88 @Configuration
  89 @EPAuditLog
  90 @NoArgsConstructor
  91 public class WebAnalyticsExtAppController {
  92
  93         private static final String MACHINE_LEARNING_SERVICE_CTX = "/ml_api";
  94         private static final String REGISTER_ACTION = MACHINE_LEARNING_SERVICE_CTX + "/" + "registerAction";
  95         private static final String CONSUL_ML_SERVICE_ID = "machine-learning";
  96         private static final String APP_KEY = "uebkey";
  97         private final EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(WebAnalyticsExtAppController.class);
  98         private final AsyncRestTemplate restTemplate = new AsyncRestTemplate();
  99         private final SuccessCallback<ResponseEntity<String>> successCallback = arg -> logger.info(EELFLoggerDelegate.debugLogger, arg.getBody());
 100         private final FailureCallback failureCallback = arg -> logger.error(EELFLoggerDelegate.errorLogger, "storeAuxAnalytics failed", arg);
 101
 102         private WidgetMService widgetMService;
 103         private AppsCacheService appCacheService;
 104
 105         @Autowired
 106         public WebAnalyticsExtAppController(final WidgetMService widgetMService,
 107                 final AppsCacheService appCacheService) {
 108                 this.widgetMService = widgetMService;
 109                 this.appCacheService = appCacheService;
 110         }
 111
 112         /**
 113          * Answers requests from partner applications for a file that is expected to
 114          * contain javascript to support web analytics.
 115          *
 116          * @param request
 117          *            HttpServletRequest
 118          * @return String
 119          */
 120         @ApiOperation(value = "Gets javascript with functions that support gathering and reporting web analytics.", response = String.class)
 121         @RequestMapping(value = { "/analytics" }, method = RequestMethod.GET, produces = "application/javascript")
 122         public String getAnalyticsScript(HttpServletRequest request) {
 123                 String responseText = "";
 124                 FnApp app = null;
 125                 String version = "";
 126                 try {
 127                         app = getApp(request);
 128                 } catch (Exception e) {
 129                         logger.error(EELFLoggerDelegate.errorLogger,
 130                                         " Error retrieving Application to capture app name for analytics; Proceeding with empty app name");
 131                 }
 132                 if (app != null) {
 133                         String restEndPoint = app.getAppRestEndpoint();
 134                         if(restEndPoint.contains("/api")) {
 135                                 version = restEndPoint.substring(restEndPoint.indexOf("api"));
 136                         }
 137                 }
 138                 String endPoint = "/storeAnalytics";
 139                 if(StringUtils.isNotBlank(version)) {
 140                         endPoint = version + "/storeAnalytics";
 141                 }
 142
 143                 final String fileName = "analytics.txt";
 144                 try (InputStream analyticsFileStream = this.getClass().getClassLoader().getResourceAsStream(fileName)) {
 145                         responseText = IOUtils.toString(Objects.requireNonNull(analyticsFileStream), StandardCharsets.UTF_8.name());
 146                 } catch (IOException e) {
 147                         logger.error(EELFLoggerDelegate.errorLogger, "Error reading contents of the file " + fileName, e);
 148                 }
 149
 150                 String feURLContext = SystemProperties.getProperty("frontend_url");
 151                 String feURL = feURLContext.substring(0, feURLContext.lastIndexOf('/'));
 152                 responseText = responseText.replace("PORTAL_ENV_URL", feURL);
 153                 responseText = responseText.replace("$END_POINT", endPoint);
 154                 return responseText;
 155         }
 156
 157         /**
 158          * Accepts data from partner applications with web analytics data.
 159          *
 160          * @param request
 161          *            HttpServletRequest
 162          * @param analyticsMap
 163          *            Analytics
 164          * @return PortalAPIResponse
 165          */
 166         @RequestMapping(value = { "/storeAnalytics" }, method = RequestMethod.POST, produces = "application/json")
 167         @ResponseBody
 168         @ApiOperation(value = "Accepts data from partner applications with web analytics data.", response = PortalAPIResponse.class)
 169         public PortalAPIResponse storeAnalyticsScript(HttpServletRequest request, @RequestBody Analytics analyticsMap) {
 170                 try {
 171                         MDC.put(EPCommonSystemProperties.AUDITLOG_BEGIN_TIMESTAMP, EPEELFLoggerAdvice.getCurrentDateTimeUTC());
 172                         String appName = "";
 173                         try {
 174                                 appName = getAppName(request, appName);
 175                         } catch (Exception e) {
 176                                 logger.error(EELFLoggerDelegate.errorLogger,
 177                                                 " Error retrieving Application to capture app name for analytics; Proceeding with empty app name");
 178                         }
 179
 180                         try {
 181                                 storeAuxAnalytics(analyticsMap, appName);
 182                         } catch (Exception e) {
 183                                 logger.error(EELFLoggerDelegate.errorLogger,
 184                                                 " Error retrieving Application to capture app name for analytics; Proceeding with empty app name");
 185                         }
 186
 187                         MDC.put(EPCommonSystemProperties.AUDITLOG_END_TIMESTAMP, EPEELFLoggerAdvice.getCurrentDateTimeUTC());
 188
 189                         EcompPortalUtils.calculateDateTimeDifferenceForLog(
 190                                         MDC.get(EPCommonSystemProperties.AUDITLOG_BEGIN_TIMESTAMP),
 191                                         MDC.get(EPCommonSystemProperties.AUDITLOG_END_TIMESTAMP));
 192                         logger.info(EELFLoggerDelegate.auditLogger,
 193                                         EPLogUtil.formatStoreAnalyticsAuditLogMessage(analyticsMap.getUserid(), appName,
 194                                                         "WebAnalyticsExtAppController.postWebAnalyticsData",
 195                                                         EcompAuditLog.CD_ACTIVITY_STORE_ANALYTICS, analyticsMap.getAction(), analyticsMap.getPage(),
 196                                                         analyticsMap.getFunction(), analyticsMap.getType()));
 197
 198                         MDC.remove(EPCommonSystemProperties.AUDITLOG_BEGIN_TIMESTAMP);
 199                         MDC.remove(EPCommonSystemProperties.AUDITLOG_END_TIMESTAMP);
 200                         MDC.remove(SystemProperties.MDC_TIMER);
 201
 202                         return new PortalAPIResponse(true, "success");
 203                 } catch (Exception e) {
 204                         logger.error(EELFLoggerDelegate.errorLogger, "storeAnalytics failed", e);
 205                         return new PortalAPIResponse(true, "error");
 206                 }
 207         }
 208
 209         private String getAppName(HttpServletRequest request, String appName) {
 210
 211                 FnApp appRecord = getApp(request);
 212                 if (appRecord != null) {
 213                         appName = appRecord.getAppName();
 214                 }
 215                 return appName;
 216         }
 217
 218         private FnApp getApp(HttpServletRequest request) {
 219                 String appKeyValue = request.getHeader(APP_KEY);
 220                 FnApp appRecord = null;
 221                 if (appKeyValue == null || appKeyValue.equals("")) {
 222                         logger.error(EELFLoggerDelegate.errorLogger, " App Key unavailable; Proceeding with null app name");
 223                 } else {
 224                          appRecord = appCacheService.getAppFromUeb(appKeyValue);
 225                 }
 226                 return appRecord;
 227         }
 228
 229         private void storeAuxAnalytics(Analytics analyticsMap, String appName) {
 230                 logger.info(EELFLoggerDelegate.debugLogger,
 231                                 " Registering an action for recommendation: AppName/Function/UserId " + appName + "/"
 232                                                 + analyticsMap.getFunction() + "/" + analyticsMap.getUserid());
 233
 234                 Map<String, String> requestMapping = new HashMap<>();
 235                 requestMapping.put("id", analyticsMap.getUserid());
 236                 requestMapping.put("action", appName + "|" + analyticsMap.getFunction());
 237
 238                 HttpHeaders headers = new HttpHeaders();
 239                 headers.setContentType(MediaType.APPLICATION_JSON);
 240
 241                 // set your entity to send
 242                 HttpEntity<Map<String, String>> entity = new HttpEntity<>(requestMapping, headers);
 243
 244                 // send it!
 245                 ListenableFuture<ResponseEntity<String>> out = restTemplate.exchange(
 246                                 EcompPortalUtils.widgetMsProtocol() + "://"
 247                                                 + widgetMService.getServiceLocation(CONSUL_ML_SERVICE_ID,
 248                                                                 SystemProperties.getProperty("microservices.m-learn.local.port"))
 249                                                 + REGISTER_ACTION,
 250                                 HttpMethod.POST, entity, String.class);
 251                 out.addCallback(successCallback, failureCallback);
 252         }
 253
 254 }