2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 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.admin;
24 import java.io.FileInputStream;
25 import java.io.IOException;
26 import java.io.InputStream;
27 import java.nio.charset.StandardCharsets;
28 import java.nio.file.Path;
29 import java.nio.file.Paths;
30 import java.util.ArrayList;
31 import java.util.Arrays;
32 import java.util.Base64;
33 import java.util.Collection;
34 import java.util.Collections;
35 import java.util.HashMap;
36 import java.util.List;
37 import java.util.Properties;
39 import org.onap.policy.common.logging.flexlogger.FlexLogger;
40 import org.onap.policy.common.logging.flexlogger.Logger;
41 import org.onap.policy.rest.XACMLRestProperties;
42 import org.onap.policy.xacml.api.XACMLErrorConstants;
44 import com.att.research.xacml.util.XACMLProperties;
46 public class CheckPDP {
47 private static Path pdpPath = null;
48 private static Long oldModified = null;
49 private static HashMap<String, String> pdpMap = null;
50 private static final Logger LOGGER = FlexLogger.getLogger(CheckPDP.class);
55 public static boolean validateID(String id) {
59 } catch (Exception e) {
60 LOGGER.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR + e);
64 return (pdpMap.containsKey(id))? true: false;
67 private static void readFile(){
68 String pdpFile = null;
69 Long newModified = null;
71 pdpFile = XACMLProperties.getProperty(XACMLRestProperties.PROP_PDP_IDFILE);
73 LOGGER.error(XACMLErrorConstants.ERROR_DATA_ISSUE + "Cannot read the PDP ID File" + e);
76 if (pdpFile == null) {
77 LOGGER.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "PDP File name not Valid : " + pdpFile);
79 if (pdpPath == null) {
80 pdpPath = Paths.get(pdpFile);
81 if (!pdpPath.toFile().exists()) {
82 LOGGER.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "File doesn't exist in the specified Path : " + pdpPath.toString());
85 if (pdpPath.toString().endsWith(".properties")) {
88 LOGGER.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "Not a .properties file " + pdpFile);
91 // Check if File is updated recently
93 newModified = pdpPath.toFile().lastModified();
94 if (!newModified.equals(oldModified)) {
95 // File has been updated.
101 @SuppressWarnings({ "unchecked", "rawtypes" })
102 private static void readProps() {
103 Properties pdpProp = null;
104 pdpProp = new Properties();
106 InputStream in = new FileInputStream(pdpPath.toFile());
107 oldModified = pdpPath.toFile().lastModified();
109 // Read the Properties and Load the PDPs and encoding.
110 pdpMap = new HashMap<>();
111 // Check the Keys for PDP_URLs
112 Collection<Object> unsorted = pdpProp.keySet();
113 List<String> sorted = new ArrayList(unsorted);
114 Collections.sort(sorted);
115 for (String propKey : sorted) {
116 loadPDPProperties(propKey, pdpProp);
118 if (pdpMap == null || pdpMap.isEmpty()) {
119 LOGGER.debug(XACMLErrorConstants.ERROR_SYSTEM_ERROR + "Cannot Proceed without PDP_URLs");
122 } catch (IOException e) {
123 LOGGER.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR + e);
127 private static void loadPDPProperties(String propKey, Properties pdpProp){
128 if (propKey.startsWith("PDP_URL")) {
129 String check_val = pdpProp.getProperty(propKey);
130 if (check_val == null) {
131 LOGGER.error("Properties file doesn't have the PDP_URL parameter");
133 if (check_val != null && check_val.contains(";")) {
134 List<String> pdp_default = new ArrayList<>(Arrays.asList(check_val.split("\\s*;\\s*")));
136 while (pdpCount < pdp_default.size()) {
137 String pdpVal = pdp_default.get(pdpCount);
138 readPDPParam(pdpVal);
145 private static void readPDPParam(String pdpVal){
146 if(pdpVal.contains(",")){
147 List<String> pdpValues = new ArrayList<>(Arrays.asList(pdpVal.split("\\s*,\\s*")));
148 if(pdpValues.size()==3){
149 // 1:2 will be UserID:Password
150 String userID = pdpValues.get(1);
151 String pass = pdpValues.get(2);
152 Base64.Encoder encoder = Base64.getEncoder();
154 pdpMap.put(pdpValues.get(0), encoder.encodeToString((userID+":"+pass).getBytes(StandardCharsets.UTF_8)));
156 LOGGER.error(XACMLErrorConstants.ERROR_PERMISSIONS + "No Credentials to send Request: " + pdpValues);
159 LOGGER.error(XACMLErrorConstants.ERROR_PERMISSIONS + "No Credentials to send Request: " + pdpVal);
163 public static String getEncoding(String pdpID){
166 } catch (Exception e) {
167 LOGGER.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR + e);
169 String encoding = null;
170 if(pdpMap!=null && (!pdpMap.isEmpty())){
172 encoding = pdpMap.get(pdpID);
173 } catch(Exception e){
174 LOGGER.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR + e);