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;
24 import java.nio.charset.StandardCharsets;
25 import java.util.Base64;
26 import java.util.StringTokenizer;
27 import org.onap.policy.common.logging.eelf.MessageCodes;
28 import org.onap.policy.common.logging.eelf.PolicyLogger;
29 import org.onap.policy.rest.XACMLRestProperties;
30 import org.onap.policy.utils.PeCryptoUtils;
32 public class AuthenticationService {
33 private String papId = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_USERID);
34 private String papPass = null;
39 * @param authCredentials the auth credentials
40 * @return true, if successful
42 public boolean authenticate(String authCredentials) {
44 if (null == authCredentials) {
47 // header value format will be "Basic encodedstring" for Basic authentication.
48 final String encodedUserPassword = authCredentials.replaceFirst("Basic" + " ", "");
49 String usernameAndPassword = null;
52 String secretKey = XACMLProperties.getProperty(XACMLRestProperties.PROP_AES_KEY);
53 PeCryptoUtils.initAesKey(secretKey);
54 papPass = PeCryptoUtils.decrypt(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_PASS));
55 } catch (Exception e) {
56 PolicyLogger.error(e);
60 byte[] decodedBytes = Base64.getDecoder().decode(encodedUserPassword);
61 usernameAndPassword = new String(decodedBytes, StandardCharsets.UTF_8);
62 } catch (Exception e) {
63 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "AuthenticationService",
64 "Exception decoding username and password");
68 final StringTokenizer tokenizer = new StringTokenizer(usernameAndPassword, ":");
69 final String username = tokenizer.nextToken();
70 final String password = tokenizer.nextToken();
72 return papId.equals(username) && papPass.equals(password);
73 } catch (Exception e) {
74 PolicyLogger.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "AuthenticationService",
75 "Exception authenticating user");