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/*******************************************************************************
* ============LICENSE_START====================================================
* * org.onap.aaf
* * ===========================================================================
* * Copyright © 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====================================================
* *
* * ECOMP is a trademark and service mark of AT&T Intellectual Property.
* *
******************************************************************************/
package com.att.cadi.principal;
import java.io.IOException;
import java.security.cert.CertificateEncodingException;
import java.security.cert.X509Certificate;
import java.util.regex.Pattern;
import com.att.cadi.GetCred;
public class X509Principal extends BearerPrincipal implements GetCred {
private static final Pattern pattern = Pattern.compile("[a-zA-Z0-9]*\\@[a-zA-Z0-9.]*");
private byte[] content;
private X509Certificate cert;
private String name;
public X509Principal(String identity, X509Certificate cert, byte[] content) {
name = identity;
this.content = content;
this.cert = cert;
}
public X509Principal(X509Certificate cert, byte[] content) throws IOException {
this.content=content;
this.cert = cert;
String subj = cert.getSubjectDN().getName();
int cn = subj.indexOf("OU=");
if(cn>=0) {
cn+=3;
int space = subj.indexOf(',',cn);
if(space>=0) {
String id = subj.substring(cn, space);
if(pattern.matcher(id).matches()) {
name = id;
}
}
}
if(name==null)
throw new IOException("X509 does not have Identity as CN");
}
public String getAsHeader() throws IOException {
try {
if(content==null)
content=cert.getEncoded();
} catch (CertificateEncodingException e) {
throw new IOException(e);
}
return "X509 " + content;
}
public String toString() {
return "X509 Authentication for " + name;
}
public byte[] getCred() {
try {
return content==null?(content=cert.getEncoded()):content;
} catch (CertificateEncodingException e) {
return null;
}
}
public String getName() {
return name;
}
}
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