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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 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.aai.interceptors.post;
import com.google.gson.JsonObject;
import java.io.IOException;
import java.util.*;
import javax.annotation.Priority;
import javax.servlet.http.HttpServletResponse;
import javax.ws.rs.container.ContainerRequestContext;
import javax.ws.rs.container.ContainerResponseContext;
import javax.ws.rs.container.ContainerResponseFilter;
import javax.ws.rs.core.PathSegment;
import org.onap.aai.exceptions.AAIException;
import org.onap.aai.interceptors.AAIContainerFilter;
import org.onap.aai.interceptors.AAIHeaderProperties;
import org.onap.aai.logging.ErrorLogHelper;
import org.onap.aai.util.AAIConfig;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
@Priority(AAIResponseFilterPriority.RESPONSE_TRANS_LOGGING)
public class ResponseTransactionLogging extends AAIContainerFilter
implements ContainerResponseFilter {
private static final Logger TRANSACTION_LOGGER =
LoggerFactory.getLogger(ResponseTransactionLogging.class);
private final static String QUERY_API_PATH_SEGMENT = "query";
private final static String NODES_QUERY_API_PATH_SEGMENT = "nodes-query";
private final static String GENERIC_QUERY_API_PATH_SEGMENT = "generic-query";
private final static String DSL_API_PATH_SEGMENT = "dsl";
private final static String RECENTS_API_PATH_SEGMENT = "recents";
private final static Set<String> READ_ONLY_QUERIES = getReadOnlyQueries();
@Autowired
private HttpServletResponse httpServletResponse;
@Override
public void filter(ContainerRequestContext requestContext,
ContainerResponseContext responseContext) throws IOException {
this.transLogging(requestContext, responseContext);
}
private void transLogging(ContainerRequestContext requestContext,
ContainerResponseContext responseContext) {
String logValue;
String isGetTransactionResponseLoggingEnabled;
String postValue;
try {
logValue = AAIConfig.get("aai.transaction.logging");
isGetTransactionResponseLoggingEnabled = AAIConfig.get("aai.transaction.logging.get");
postValue = AAIConfig.get("aai.transaction.logging.post");
} catch (AAIException e) {
return;
}
String transId = requestContext.getHeaderString(AAIHeaderProperties.TRANSACTION_ID);
String fromAppId = requestContext.getHeaderString(AAIHeaderProperties.FROM_APP_ID);
String fullUri = requestContext.getUriInfo().getRequestUri().toString();
String requestTs = (String) requestContext.getProperty(AAIHeaderProperties.AAI_REQUEST_TS);
String httpMethod = requestContext.getMethod();
String status = Integer.toString(responseContext.getStatus());
String request = (String) requestContext.getProperty(AAIHeaderProperties.AAI_REQUEST);
String response = this.getResponseString(responseContext);
if (!Boolean.parseBoolean(logValue)) {
} else if (!Boolean.parseBoolean(postValue) && "POST".equals(httpMethod)) {
} else {
JsonObject logEntry = new JsonObject();
logEntry.addProperty("transactionId", transId);
logEntry.addProperty("status", status);
logEntry.addProperty("rqstDate", requestTs);
logEntry.addProperty("respDate", this.genDate());
logEntry.addProperty("sourceId", fromAppId + ":" + transId);
logEntry.addProperty("resourceId", fullUri);
logEntry.addProperty("resourceType", httpMethod);
logEntry.addProperty("rqstBuf", Objects.toString(request, ""));
boolean recordResponse = true;
if (!Boolean.parseBoolean(isGetTransactionResponseLoggingEnabled)
&& "GET".equals(httpMethod)) {
recordResponse = false;
} else {
/**
* Parse the uri path and see if it is a read-only query
* If it is, do not record the response in the logs
*/
List<PathSegment> pathSegmentList = requestContext.getUriInfo().getPathSegments();
for (PathSegment queryType : pathSegmentList) {
if (READ_ONLY_QUERIES.contains(queryType.toString())) {
recordResponse = false;
}
}
if (recordResponse) {
logEntry.addProperty("respBuf", Objects.toString(response, ""));
}
try {
TRANSACTION_LOGGER.debug(logEntry.toString());
} catch (Exception e) {
ErrorLogHelper.logError("AAI_4000", "Exception writing transaction log.");
}
}
}
}
private String getResponseString(ContainerResponseContext responseContext) {
JsonObject response = new JsonObject();
response.addProperty("ID", responseContext.getHeaderString(AAIHeaderProperties.AAI_TX_ID));
response.addProperty("Content-Type", this.httpServletResponse.getContentType());
response.addProperty("Response-Code", responseContext.getStatus());
response.addProperty("Headers", responseContext.getHeaders().toString());
Optional<Object> entityOptional = Optional.ofNullable(responseContext.getEntity());
if (entityOptional.isPresent()) {
response.addProperty("Entity", entityOptional.get().toString());
} else {
response.addProperty("Entity", "");
}
return response.toString();
}
private static Set<String> getReadOnlyQueries() {
Set<String> readOnlyQueries = new HashSet<String>();
readOnlyQueries.add(NODES_QUERY_API_PATH_SEGMENT);
readOnlyQueries.add(GENERIC_QUERY_API_PATH_SEGMENT);
readOnlyQueries.add(RECENTS_API_PATH_SEGMENT);
readOnlyQueries.add(QUERY_API_PATH_SEGMENT);
readOnlyQueries.add(DSL_API_PATH_SEGMENT);
return readOnlyQueries;
}
}
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