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/*
* ================================================================================
* Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=========================================================
*
*/
package org.onap.dcae.analytics.tca.web.integration;
import java.util.Date;
import java.util.List;
import java.util.Objects;
import java.util.function.Predicate;
import java.util.stream.Collectors;
import org.onap.dcae.analytics.model.AnalyticsHttpConstants;
import org.onap.dcae.analytics.model.TcaModelConstants;
import org.onap.dcae.analytics.model.ecomplogger.AnalyticsErrorType;
import org.onap.dcae.analytics.tca.core.service.TcaExecutionContext;
import org.onap.dcae.analytics.tca.core.util.TcaUtils;
import org.onap.dcae.analytics.tca.model.facade.TcaAlert;
import org.onap.dcae.analytics.tca.web.TcaAppProperties;
import org.onap.dcae.analytics.web.util.AnalyticsHttpUtils;
import org.onap.dcae.utils.eelf.logger.api.info.ErrorLogInfo;
import org.onap.dcae.utils.eelf.logger.api.info.ResponseLogInfo;
import org.onap.dcae.utils.eelf.logger.api.info.TargetServiceLogInfo;
import org.onap.dcae.utils.eelf.logger.api.log.EELFLogFactory;
import org.onap.dcae.utils.eelf.logger.api.log.EELFLogger;
import org.onap.dcae.utils.eelf.logger.model.info.ErrorLogInfoImpl;
import org.onap.dcae.utils.eelf.logger.model.info.RequestIdLogInfoImpl;
import org.onap.dcae.utils.eelf.logger.model.info.RequestTimingLogInfoImpl;
import org.onap.dcae.utils.eelf.logger.model.info.ResponseLogInfoImpl;
import org.onap.dcae.utils.eelf.logger.model.info.TargetServiceLogInfoImpl;
import org.onap.dcae.utils.eelf.logger.model.spec.AuditLogSpecImpl;
import org.onap.dcae.utils.eelf.logger.model.spec.ErrorLogSpecImpl;
import org.springframework.integration.transformer.AbstractTransformer;
import org.springframework.messaging.Message;
/**
* @author Rajiv Singla
*/
public class TcaAlertTransformer extends AbstractTransformer {
private static final EELFLogger logger = EELFLogFactory.getLogger(TcaAlertTransformer.class);
private static final Predicate<TcaExecutionContext> ERROR_EXECUTION_CONTEXT_PREDICATE =
executionContext -> executionContext.getTcaProcessingContext().getErrorMessage() != null;
private static final Predicate<TcaExecutionContext> EARLY_TERMINATION_CONTEXT_PREDICATE =
tcaExecutionContext -> tcaExecutionContext.getTcaProcessingContext().getEarlyTerminationMessage() != null;
private static final Predicate<TcaExecutionContext> ABATED_EXECUTION_CONTEXT_PREDICATE =
tcaExecutionContext -> tcaExecutionContext.getTcaResultContext().getPreviousRequestId() != null;
private final TcaAppProperties tcaAppProperties;
public TcaAlertTransformer(final TcaAppProperties tcaAppProperties) {
this.tcaAppProperties = tcaAppProperties;
}
@Override
@SuppressWarnings("unchecked")
protected Object doTransform(final Message<?> message) throws Exception {
final Object messagePayload = message.getPayload();
final String requestId = AnalyticsHttpUtils.getRequestId(message.getHeaders());
final String transactionId = AnalyticsHttpUtils.getTransactionId(message.getHeaders());
final Date requestBeginTimestamp = AnalyticsHttpUtils.getTimestampFromHeaders(message.getHeaders(),
AnalyticsHttpConstants.REQUEST_BEGIN_TS_HEADER_KEY);
if (messagePayload instanceof List) {
// get execution contexts with alerts
final List<TcaExecutionContext> tcaExecutionContexts = (List<TcaExecutionContext>) messagePayload;
final List<TcaAlert> tcaAlerts =
tcaExecutionContexts.stream()
.map(e -> e.getTcaResultContext().getTcaAlert())
.filter(Objects::nonNull).collect(Collectors.toList());
// do ecomp logging
if (tcaAppProperties.getTca().getEnableEcompLogging()) {
final List<TcaExecutionContext> errorExecutionContexts =
tcaExecutionContexts.stream().filter(ERROR_EXECUTION_CONTEXT_PREDICATE)
.collect(Collectors.toList());
createAuditLog(requestId, transactionId, requestBeginTimestamp, tcaExecutionContexts, tcaAlerts,
errorExecutionContexts);
createErrorLog(requestId, transactionId, errorExecutionContexts);
}
// if no alerts terminate further processing
return tcaAlerts.isEmpty() ? null : tcaAlerts;
} else {
return null;
}
}
private static void createErrorLog(final String requestId,
final String transactionId,
final List<TcaExecutionContext> errorExecutionContexts) {
// no error log generated - if there was no error during tca processing
if (!errorExecutionContexts.isEmpty()) {
for (TcaExecutionContext errorExecutionContext : errorExecutionContexts) {
final RequestIdLogInfoImpl requestIdLogInfo =
new RequestIdLogInfoImpl(errorExecutionContext.getRequestId());
final TargetServiceLogInfo targetServiceLogInfo = new TargetServiceLogInfoImpl(
"DCAE-TCA", TcaModelConstants.TCA_SERVICE_NAME, "");
final ErrorLogInfo errorLogInfo =
new ErrorLogInfoImpl(AnalyticsErrorType.SCHEMA_ERROR.getErrorCode(),
AnalyticsErrorType.SCHEMA_ERROR.getErrorDescription());
final ErrorLogSpecImpl errorLogSpec = new ErrorLogSpecImpl(requestIdLogInfo,
TcaUtils.TCA_SERVICE_LOG_INFO, targetServiceLogInfo, errorLogInfo);
logger.errorLog().error("Request Id: {}, Transaction Id: {}, Error Message: {} ",
errorLogSpec, requestId, transactionId, errorExecutionContext.getTcaProcessingContext()
.getErrorMessage());
}
}
}
private static void createAuditLog(final String requestId,
final String transactionId,
final Date requestBeginTimestamp,
final List<TcaExecutionContext> tcaExecutionContexts,
final List<TcaAlert> tcaAlerts,
final List<TcaExecutionContext> errorExecutionContexts) {
final List<TcaExecutionContext> earlyTerminationExecutionContexts =
tcaExecutionContexts.stream().filter(EARLY_TERMINATION_CONTEXT_PREDICATE)
.collect(Collectors.toList());
final List<TcaExecutionContext> abatedExecutionContexts =
tcaExecutionContexts.stream().filter(ABATED_EXECUTION_CONTEXT_PREDICATE)
.collect(Collectors.toList());
final RequestIdLogInfoImpl requestIdLogInfo = new RequestIdLogInfoImpl(requestId);
final Date endTimestamp = new Date();
final RequestTimingLogInfoImpl requestTimingLogInfo = new RequestTimingLogInfoImpl(requestBeginTimestamp,
endTimestamp, endTimestamp.getTime() - requestBeginTimestamp.getTime());
final ResponseLogInfo responseLogInfo =
new ResponseLogInfoImpl(AnalyticsErrorType.SUCCESSFUL.getErrorCode(),
AnalyticsErrorType.SUCCESSFUL.getErrorDescription());
final AuditLogSpecImpl auditLogSpec = new AuditLogSpecImpl(requestIdLogInfo, TcaUtils.TCA_SERVICE_LOG_INFO,
requestTimingLogInfo, responseLogInfo);
logger.auditLog().info("Request Id: {}, Transaction Id: {}, " +
"Message counts - Received: {}, Errors: {}, Terminated Early: {}, Abated: {}, Alerts: {}, Alerts size: {}",
auditLogSpec, requestId, transactionId,
Integer.toString(tcaExecutionContexts.size()), Integer.toString(errorExecutionContexts.size()),
Integer.toString(earlyTerminationExecutionContexts.size()),
tcaAlerts.toString(),
Integer.toString(abatedExecutionContexts.size()), Integer.toString(tcaAlerts.size()));
}
}
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