2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017-2018 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=========================================================
21 package org.onap.policy.pap.xacml.restAuth;
23 import java.util.Base64;
24 import java.util.StringTokenizer;
26 import org.onap.policy.common.logging.eelf.MessageCodes;
27 import org.onap.policy.common.logging.eelf.PolicyLogger;
28 import org.onap.policy.rest.XACMLRestProperties;
29 import org.onap.policy.utils.CryptoUtils;
31 import com.att.research.xacml.util.XACMLProperties;
33 public class AuthenticationService {
34 private String papID = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_USERID);
35 private String papPass = CryptoUtils.decryptTxtNoExStr(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_PASS));
37 public boolean authenticate(String authCredentials) {
39 if (null == authCredentials)
41 // header value format will be "Basic encodedstring" for Basic authentication.
42 final String encodedUserPassword = authCredentials.replaceFirst("Basic" + " ", "");
43 String usernameAndPassword = null;
45 byte[] decodedBytes = Base64.getDecoder().decode(encodedUserPassword);
46 usernameAndPassword = new String(decodedBytes, "UTF-8");
47 } catch (Exception e) {
48 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "AuthenticationService", "Exception decoding username and password");
52 final StringTokenizer tokenizer = new StringTokenizer(usernameAndPassword, ":");
53 final String username = tokenizer.nextToken();
54 final String password = tokenizer.nextToken();
56 boolean authenticationStatus = papID.equals(username) && papPass.equals(password);
57 return authenticationStatus;
58 } catch (Exception e){
59 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "AuthenticationService", "Exception authenticating user");