2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
20 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
22 package org.onap.aai.logging;
24 import ch.qos.logback.access.pattern.AccessConverter;
25 import ch.qos.logback.access.spi.IAccessEvent;
27 import javax.security.auth.x500.X500Principal;
28 import javax.servlet.http.HttpServletRequest;
29 import java.security.cert.X509Certificate;
31 import static java.util.Base64.getDecoder;
33 public class CNName extends AccessConverter {
36 * Converts access events to String response codes
38 * @param accessEvent the IAccessEvent
40 public String convert(IAccessEvent accessEvent) {
42 return "INACTIVE_HEADER_CONV";
45 String cipherSuite = (String) accessEvent.getRequest().getAttribute("javax.servlet.request.cipher_suite");
46 String authUser = null;
47 if (cipherSuite != null) {
49 X509Certificate certChain[] = (X509Certificate[]) accessEvent.getRequest()
50 .getAttribute("javax.servlet.request.X509Certificate");
51 if(certChain == null || certChain.length == 0){
53 HttpServletRequest request = accessEvent.getRequest();
55 String authorization = request.getHeader("Authorization");
57 // Set the auth user to "-" so if the authorization header is not found
58 // Or if the decoded basic auth credentials are not found in the format required
59 // it should return "-"
60 // If the decoded string is in the right format, find the index of ":"
61 // Then get the substring of the starting point to the colon not including the colon
65 if(authorization != null && authorization.startsWith("Basic ")){
66 String credentials = authorization.replace("Basic ", "");
67 byte[] userCredentials = getDecoder().decode(credentials.getBytes("utf-8"));
68 credentials = new String(userCredentials);
70 int codePoint = credentials.indexOf(':');
73 authUser = credentials.substring(0, codePoint);
81 X509Certificate clientCert = certChain[0];
82 X500Principal subjectDN = clientCert.getSubjectX500Principal();
83 authUser = subjectDN.toString();
86 } catch(Exception ex){