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package org.onap.so.logging.spring.interceptor;
import java.util.Collections;
import java.util.Map;
import java.util.UUID;
import java.util.stream.Collectors;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.Response;
import javax.ws.rs.ext.Providers;
import org.onap.logging.ref.slf4j.ONAPLogConstants;
import org.onap.so.logging.jaxrs.filter.MDCSetup;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.slf4j.MDC;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
@Component
public class LoggingInterceptor extends HandlerInterceptorAdapter {
Logger logger = LoggerFactory.getLogger(LoggingInterceptor.class);
@Autowired
MDCSetup mdcSetup;
@Context
private Providers providers;
@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
throws Exception {
Map<String, String> headers = Collections.list(((HttpServletRequest) request).getHeaderNames())
.stream()
.collect(Collectors.toMap(h -> h, request::getHeader));
setRequestId(headers);
setInvocationId(headers);
setServiceName(request);
setMDCPartnerName(headers);
mdcSetup.setClientIPAddress(request);
mdcSetup.setEntryTimeStamp();
mdcSetup.setInstanceUUID();
mdcSetup.setServerFQDN();
MDC.put(ONAPLogConstants.MDCs.RESPONSE_STATUS_CODE, "INPROGRESS");
logger.info(ONAPLogConstants.Markers.ENTRY, "Entering");
return true;
}
@Override
public void postHandle(
HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView)
throws Exception {
setResponseStatusCode(response);
MDC.put(ONAPLogConstants.MDCs.RESPONSE_DESCRIPTION,"");
MDC.put(ONAPLogConstants.MDCs.RESPONSE_CODE,String.valueOf(response.getStatus()));
logger.info(ONAPLogConstants.Markers.EXIT, "Exiting.");
MDC.clear();
}
private void setResponseStatusCode(HttpServletResponse response) {
String statusCode;
if(Response.Status.Family.familyOf(response.getStatus()).equals(Response.Status.Family.SUCCESSFUL)){
statusCode=ONAPLogConstants.ResponseStatus.COMPLETED.toString();
}else{
statusCode= ONAPLogConstants.ResponseStatus.ERROR.toString();
}
MDC.put(ONAPLogConstants.MDCs.RESPONSE_STATUS_CODE, statusCode);
}
private void setServiceName(HttpServletRequest request) {
MDC.put(ONAPLogConstants.MDCs.SERVICE_NAME, request.getRequestURI());
}
private void setRequestId(Map<String, String> headers) {
String requestId=headers.get(ONAPLogConstants.Headers.REQUEST_ID);
if(requestId == null || requestId.isEmpty())
requestId = UUID.randomUUID().toString();
MDC.put(ONAPLogConstants.MDCs.REQUEST_ID,requestId);
}
private void setInvocationId(Map<String, String> headers) {
String invocationId = headers.get(ONAPLogConstants.Headers.INVOCATION_ID);
if(invocationId == null || invocationId.isEmpty())
invocationId =UUID.randomUUID().toString();
MDC.put(ONAPLogConstants.MDCs.INVOCATION_ID, invocationId);
}
private void setMDCPartnerName(Map<String, String> headers) {
String partnerName=headers.get(ONAPLogConstants.Headers.PARTNER_NAME);
if(partnerName == null || partnerName.isEmpty())
partnerName = "";
MDC.put(ONAPLogConstants.MDCs.PARTNER_NAME,partnerName);
}
}
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