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/*-
* ============LICENSE_START=======================================================
* ONAP-PAP-REST
* ================================================================================
* Copyright (C) 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.policy.pap.xacml.restAuth;
import java.util.Base64;
import java.util.StringTokenizer;
import org.onap.policy.common.logging.eelf.MessageCodes;
import org.onap.policy.common.logging.eelf.PolicyLogger;
import org.onap.policy.rest.XACMLRestProperties;
import org.onap.policy.utils.CryptoUtils;
import com.att.research.xacml.util.XACMLProperties;
public class AuthenticationService {
private String papID = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_USERID);
private String papPass = CryptoUtils.decryptTxtNoExStr(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_PASS));
public boolean authenticate(String authCredentials) {
if (null == authCredentials)
return false;
// header value format will be "Basic encodedstring" for Basic authentication.
final String encodedUserPassword = authCredentials.replaceFirst("Basic" + " ", "");
String usernameAndPassword = null;
try {
byte[] decodedBytes = Base64.getDecoder().decode(encodedUserPassword);
usernameAndPassword = new String(decodedBytes, "UTF-8");
} catch (Exception e) {
PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "AuthenticationService", "Exception decoding username and password");
return false;
}
try {
final StringTokenizer tokenizer = new StringTokenizer(usernameAndPassword, ":");
final String username = tokenizer.nextToken();
final String password = tokenizer.nextToken();
boolean authenticationStatus = papID.equals(username) && papPass.equals(password);
return authenticationStatus;
} catch (Exception e){
PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "AuthenticationService", "Exception authenticating user");
return false;
}
}
}
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