dcae-analytics/dcae-analytics-tca-web/src/main/java/org/onap/dcae/analytics/tca/web/integration/TcaAlertTransformer.java

   1 /*
   2  * ================================================================================
   3  * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
   4  * ================================================================================
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *      http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  * ============LICENSE_END=========================================================
  17  *
  18  */
  19
  20 package org.onap.dcae.analytics.tca.web.integration;
  21
  22 import java.util.Date;
  23 import java.util.List;
  24 import java.util.Objects;
  25 import java.util.function.Predicate;
  26 import java.util.stream.Collectors;
  27
  28 import org.onap.dcae.analytics.model.AnalyticsHttpConstants;
  29 import org.onap.dcae.analytics.model.TcaModelConstants;
  30 import org.onap.dcae.analytics.model.ecomplogger.AnalyticsErrorType;
  31 import org.onap.dcae.analytics.tca.core.service.TcaExecutionContext;
  32 import org.onap.dcae.analytics.tca.core.util.TcaUtils;
  33 import org.onap.dcae.analytics.tca.model.facade.TcaAlert;
  34 import org.onap.dcae.analytics.tca.web.TcaAppProperties;
  35 import org.onap.dcae.analytics.web.util.AnalyticsHttpUtils;
  36 import org.onap.dcae.utils.eelf.logger.api.info.ErrorLogInfo;
  37 import org.onap.dcae.utils.eelf.logger.api.info.ResponseLogInfo;
  38 import org.onap.dcae.utils.eelf.logger.api.info.TargetServiceLogInfo;
  39 import org.onap.dcae.utils.eelf.logger.api.log.EELFLogFactory;
  40 import org.onap.dcae.utils.eelf.logger.api.log.EELFLogger;
  41 import org.onap.dcae.utils.eelf.logger.model.info.ErrorLogInfoImpl;
  42 import org.onap.dcae.utils.eelf.logger.model.info.RequestIdLogInfoImpl;
  43 import org.onap.dcae.utils.eelf.logger.model.info.RequestTimingLogInfoImpl;
  44 import org.onap.dcae.utils.eelf.logger.model.info.ResponseLogInfoImpl;
  45 import org.onap.dcae.utils.eelf.logger.model.info.TargetServiceLogInfoImpl;
  46 import org.onap.dcae.utils.eelf.logger.model.spec.AuditLogSpecImpl;
  47 import org.onap.dcae.utils.eelf.logger.model.spec.ErrorLogSpecImpl;
  48 import org.springframework.integration.transformer.AbstractTransformer;
  49 import org.springframework.messaging.Message;
  50
  51 /**
  52  * @author Rajiv Singla
  53  */
  54 public class TcaAlertTransformer extends AbstractTransformer {
  55
  56     private static final EELFLogger logger = EELFLogFactory.getLogger(TcaAlertTransformer.class);
  57
  58     private static final Predicate<TcaExecutionContext> ERROR_EXECUTION_CONTEXT_PREDICATE =
  59             executionContext -> executionContext.getTcaProcessingContext().getErrorMessage() != null;
  60     private static final Predicate<TcaExecutionContext> EARLY_TERMINATION_CONTEXT_PREDICATE =
  61             tcaExecutionContext -> tcaExecutionContext.getTcaProcessingContext().getEarlyTerminationMessage() != null;
  62     private static final Predicate<TcaExecutionContext> ABATED_EXECUTION_CONTEXT_PREDICATE =
  63             tcaExecutionContext -> tcaExecutionContext.getTcaResultContext().getPreviousRequestId() != null;
  64
  65     private final TcaAppProperties tcaAppProperties;
  66
  67     public TcaAlertTransformer(final TcaAppProperties tcaAppProperties) {
  68         this.tcaAppProperties = tcaAppProperties;
  69     }
  70
  71
  72     @Override
  73     @SuppressWarnings("unchecked")
  74     protected Object doTransform(final Message<?> message) throws Exception {
  75
  76         final Object messagePayload = message.getPayload();
  77
  78         final String requestId = AnalyticsHttpUtils.getRequestId(message.getHeaders());
  79         final String transactionId = AnalyticsHttpUtils.getTransactionId(message.getHeaders());
  80         final Date requestBeginTimestamp = AnalyticsHttpUtils.getTimestampFromHeaders(message.getHeaders(),
  81                 AnalyticsHttpConstants.REQUEST_BEGIN_TS_HEADER_KEY);
  82
  83         if (messagePayload instanceof List) {
  84             // get execution contexts with alerts
  85             final List<TcaExecutionContext> tcaExecutionContexts = (List<TcaExecutionContext>) messagePayload;
  86             final List<TcaAlert> tcaAlerts =
  87                     tcaExecutionContexts.stream()
  88                             .map(e -> e.getTcaResultContext().getTcaAlert())
  89                             .filter(Objects::nonNull).collect(Collectors.toList());
  90
  91             // do ecomp logging
  92             if (tcaAppProperties.getTca().getEnableEcompLogging()) {
  93                 final List<TcaExecutionContext> errorExecutionContexts =
  94                         tcaExecutionContexts.stream().filter(ERROR_EXECUTION_CONTEXT_PREDICATE)
  95                                 .collect(Collectors.toList());
  96                 createAuditLog(requestId, transactionId, requestBeginTimestamp, tcaExecutionContexts, tcaAlerts,
  97                         errorExecutionContexts);
  98                 createErrorLog(requestId, transactionId, errorExecutionContexts);
  99             }
 100
 101             // if no alerts terminate further processing
 102             return tcaAlerts.isEmpty() ? null : tcaAlerts;
 103         } else {
 104             return null;
 105         }
 106     }
 107
 108
 109     private static void createErrorLog(final String requestId,
 110                                        final String transactionId,
 111                                        final List<TcaExecutionContext> errorExecutionContexts) {
 112         // no error log generated - if there was no error during tca processing
 113         if (!errorExecutionContexts.isEmpty()) {
 114             for (TcaExecutionContext errorExecutionContext : errorExecutionContexts) {
 115                 final RequestIdLogInfoImpl requestIdLogInfo =
 116                         new RequestIdLogInfoImpl(errorExecutionContext.getRequestId());
 117                 final TargetServiceLogInfo targetServiceLogInfo = new TargetServiceLogInfoImpl(
 118                         "DCAE-TCA", TcaModelConstants.TCA_SERVICE_NAME, "");
 119                 final ErrorLogInfo errorLogInfo =
 120                         new ErrorLogInfoImpl(AnalyticsErrorType.SCHEMA_ERROR.getErrorCode(),
 121                                 AnalyticsErrorType.SCHEMA_ERROR.getErrorDescription());
 122                 final ErrorLogSpecImpl errorLogSpec = new ErrorLogSpecImpl(requestIdLogInfo,
 123                         TcaUtils.TCA_SERVICE_LOG_INFO, targetServiceLogInfo, errorLogInfo);
 124                 logger.errorLog().error("Request Id: {}, Transaction Id: {}, Error Message: {} ",
 125                         errorLogSpec, requestId, transactionId, errorExecutionContext.getTcaProcessingContext()
 126                                 .getErrorMessage());
 127             }
 128         }
 129     }
 130
 131     private static void createAuditLog(final String requestId,
 132                                        final String transactionId,
 133                                        final Date requestBeginTimestamp,
 134                                        final List<TcaExecutionContext> tcaExecutionContexts,
 135                                        final List<TcaAlert> tcaAlerts,
 136                                        final List<TcaExecutionContext> errorExecutionContexts) {
 137         final List<TcaExecutionContext> earlyTerminationExecutionContexts =
 138                 tcaExecutionContexts.stream().filter(EARLY_TERMINATION_CONTEXT_PREDICATE)
 139                         .collect(Collectors.toList());
 140         final List<TcaExecutionContext> abatedExecutionContexts =
 141                 tcaExecutionContexts.stream().filter(ABATED_EXECUTION_CONTEXT_PREDICATE)
 142                         .collect(Collectors.toList());
 143         final RequestIdLogInfoImpl requestIdLogInfo = new RequestIdLogInfoImpl(requestId);
 144         final Date endTimestamp = new Date();
 145         final RequestTimingLogInfoImpl requestTimingLogInfo = new RequestTimingLogInfoImpl(requestBeginTimestamp,
 146                 endTimestamp, endTimestamp.getTime() - requestBeginTimestamp.getTime());
 147         final ResponseLogInfo responseLogInfo =
 148                 new ResponseLogInfoImpl(AnalyticsErrorType.SUCCESSFUL.getErrorCode(),
 149                         AnalyticsErrorType.SUCCESSFUL.getErrorDescription());
 150         final AuditLogSpecImpl auditLogSpec = new AuditLogSpecImpl(requestIdLogInfo, TcaUtils.TCA_SERVICE_LOG_INFO,
 151                 requestTimingLogInfo, responseLogInfo);
 152         logger.auditLog().info("Request Id: {}, Transaction Id: {}, " +
 153                         "Message counts - Received: {}, Errors: {}, Terminated Early: {}, Abated: {}, Alerts: {}, Alerts size: {}",
 154                 auditLogSpec, requestId, transactionId,
 155                 Integer.toString(tcaExecutionContexts.size()), Integer.toString(errorExecutionContexts.size()),
 156                 Integer.toString(earlyTerminationExecutionContexts.size()),
 157                 tcaAlerts.toString(),
 158                 Integer.toString(abatedExecutionContexts.size()), Integer.toString(tcaAlerts.size()));
 159     }
 160 }