2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017-2019 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 com.att.research.xacml.util.XACMLProperties;
25 import java.nio.charset.StandardCharsets;
26 import java.util.Base64;
27 import java.util.StringTokenizer;
29 import org.onap.policy.common.logging.eelf.MessageCodes;
30 import org.onap.policy.common.logging.eelf.PolicyLogger;
31 import org.onap.policy.rest.XacmlRestProperties;
32 import org.onap.policy.utils.PeCryptoUtils;
34 public class AuthenticationService {
35 private String papId = XACMLProperties.getProperty(XacmlRestProperties.PROP_PAP_USERID);
36 private String papPass = null;
41 * @param authCredentials the auth credentials
42 * @return true, if successful
44 public boolean authenticate(String authCredentials) {
46 if (null == authCredentials) {
49 // header value format will be "Basic encodedstring" for Basic authentication.
50 final String encodedUserPassword = authCredentials.replaceFirst("Basic" + " ", "");
51 String usernameAndPassword = null;
54 String secretKey = XACMLProperties.getProperty(XacmlRestProperties.PROP_AES_KEY);
55 PeCryptoUtils.initAesKey(secretKey);
56 papPass = PeCryptoUtils.decrypt(XACMLProperties.getProperty(XacmlRestProperties.PROP_PAP_PASS));
57 } catch (Exception e) {
58 PolicyLogger.error(e);
62 byte[] decodedBytes = Base64.getDecoder().decode(encodedUserPassword);
63 usernameAndPassword = new String(decodedBytes, StandardCharsets.UTF_8);
64 } catch (Exception e) {
65 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "AuthenticationService",
66 "Exception decoding username and password");
70 final StringTokenizer tokenizer = new StringTokenizer(usernameAndPassword, ":");
71 final String username = tokenizer.nextToken();
72 final String password = tokenizer.nextToken();
74 return papId.equals(username) && papPass.equals(password);
75 } catch (Exception e) {
76 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "AuthenticationService",
77 "Exception authenticating user");