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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 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.so.logging.jaxrs.filter.jersey;
import org.apache.commons.io.IOUtils;
import org.onap.so.logger.MsoLogger;
import org.onap.so.utils.TargetEntity;
import org.slf4j.MDC;
import org.springframework.stereotype.Component;
import javax.ws.rs.client.ClientRequestContext;
import javax.ws.rs.client.ClientRequestFilter;
import javax.ws.rs.client.ClientResponseContext;
import javax.ws.rs.client.ClientResponseFilter;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.core.Response;
import java.io.*;
import java.time.Instant;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.Locale;
import java.util.UUID;
@SuppressWarnings("SpringJavaInjectionPointsAutowiringInspection")
@Component
public class JaxRsClientLogging implements ClientRequestFilter,ClientResponseFilter {
private static MsoLogger logger = MsoLogger.getMsoLogger (MsoLogger.Catalog.RA,JaxRsClientLogging.class);
private TargetEntity targetEntity;
public void setTargetService(TargetEntity targetEntity){
this.targetEntity = targetEntity;
}
@Override
public void filter(ClientRequestContext clientRequest) {
try{
MultivaluedMap<String, Object> headers = clientRequest.getHeaders();
Instant instant = Instant.now();
DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss.SSSXXX" )
.withLocale( Locale.US )
.withZone( ZoneId.systemDefault() );
String requestId = MDC.get(MsoLogger.REQUEST_ID);
if(requestId == null || requestId.isEmpty()){
requestId = UUID.randomUUID().toString();
logger.warnSimple(clientRequest.getUri().getPath(),"Could not Find Request ID Generating New One");
}
MDC.put(MsoLogger.METRIC_BEGIN_TIME, formatter.format(instant));
MDC.put(MsoLogger.METRIC_START_TIME, String.valueOf(System.currentTimeMillis()));
MDC.put(MsoLogger.REQUEST_ID,requestId);
MDC.put(MsoLogger.TARGETSERVICENAME, clientRequest.getUri().toString());
} catch (Exception e) {
logger.warnSimple("Error in incoming JAX-RS Inteceptor", e);
}
}
@Override
public void filter(ClientRequestContext requestContext, ClientResponseContext responseContext) {
try {
Instant instant = Instant.now();
DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss.SSSXXX" )
.withLocale( Locale.US )
.withZone( ZoneId.systemDefault() );
String startTime= MDC.get(MsoLogger.METRIC_START_TIME);
long elapsedTime = System.currentTimeMillis()-Long.parseLong(startTime);
String statusCode;
if(Response.Status.Family.familyOf(responseContext.getStatus()).equals(Response.Status.Family.SUCCESSFUL)){
statusCode=MsoLogger.COMPLETE;
}else{
statusCode=MsoLogger.StatusCode.ERROR.toString();
}
MultivaluedMap<String, String> headers = responseContext.getHeaders();
String partnerName = headers.getFirst(MsoLogger.HEADER_FROM_APP_ID );
if(partnerName == null || partnerName.isEmpty())
partnerName="UNKNOWN";
MDC.put(MsoLogger.RESPONSEDESC,getStringFromInputStream(responseContext));
MDC.put(MsoLogger.STATUSCODE, statusCode);
MDC.put(MsoLogger.RESPONSECODE,String.valueOf(responseContext.getStatus()));
MDC.put(MsoLogger.METRIC_TIMER, String.valueOf(elapsedTime));
MDC.put(MsoLogger.METRIC_END_TIME,formatter.format(instant));
MDC.put(MsoLogger.PARTNERNAME,partnerName);
MDC.put(MsoLogger.TARGETENTITY, targetEntity.toString());
logger.recordMetricEvent();
} catch ( Exception e) {
logger.warnSimple("Error in outgoing JAX-RS Inteceptor", e);
}
}
private static String getStringFromInputStream(ClientResponseContext clientResponseContext) {
InputStream is = clientResponseContext.getEntityStream();
ByteArrayOutputStream boas = new ByteArrayOutputStream();
try {
IOUtils.copy(is,boas);
InputStream copiedStream = new ByteArrayInputStream(boas.toByteArray());
clientResponseContext.setEntityStream(copiedStream);
return boas.toString();
} catch (IOException e) {
logger.warnSimple("Failed to read response body", e);
}
return "Unable to read input stream";
}
}
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