ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/elk/client/ElasticSearchPolicyUpdate.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP Policy Engine
   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
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  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=========================================================
  19  */
  20 package org.onap.policy.pap.xacml.rest.elk.client;
  21
  22 import java.io.FileInputStream;
  23 import java.io.InputStream;
  24 import java.nio.file.Files;
  25 import java.nio.file.Path;
  26 import java.nio.file.Paths;
  27 import java.sql.Connection;
  28 import java.sql.DriverManager;
  29 import java.sql.PreparedStatement;
  30 import java.sql.ResultSet;
  31 import java.sql.Statement;
  32 import java.util.ArrayList;
  33 import java.util.Iterator;
  34 import java.util.List;
  35 import java.util.Properties;
  36
  37 import org.onap.policy.common.logging.flexlogger.FlexLogger;
  38 import org.onap.policy.common.logging.flexlogger.Logger;
  39
  40 import com.google.gson.Gson;
  41
  42 import io.searchbox.client.JestClientFactory;
  43 import io.searchbox.client.config.HttpClientConfig;
  44 import io.searchbox.client.http.JestHttpClient;
  45 import io.searchbox.core.Bulk;
  46 import io.searchbox.core.Bulk.Builder;
  47 import io.searchbox.core.BulkResult;
  48 import io.searchbox.core.Index;
  49 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AllOfType;
  50 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AnyOfType;
  51 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeDesignatorType;
  52 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeValueType;
  53 import oasis.names.tc.xacml._3_0.core.schema.wd_17.MatchType;
  54 import oasis.names.tc.xacml._3_0.core.schema.wd_17.PolicyType;
  55 import oasis.names.tc.xacml._3_0.core.schema.wd_17.TargetType;
  56
  57
  58
  59 /**
  60  * This code will deals with parsing the XACML content on reading from
  61  * database(PolicyEntity, ConfigurationDataEntity and ActionBodyEntity tables)
  62  * and convert the data into json to do bulk operation on putting to elastic search database.
  63  * Which is used to support Elastic Search in Policy Application GUI to search policies.
  64  *
  65  *
  66  *
  67  * properties should be configured in policyelk.properties
  68  *
  69  */
  70 public class ElasticSearchPolicyUpdate {
  71
  72         private static final Logger LOGGER = FlexLogger.getLogger(ElasticSearchPolicyUpdate.class);
  73         protected final static JestClientFactory jestFactory = new JestClientFactory();
  74
  75         public static void main(String[] args) {
  76
  77                 String elkURL = null;
  78                 String databseUrl = null;
  79                 String userName = null;
  80                 String password = null;
  81                 String databaseDriver = null;
  82
  83                 String propertyFile = System.getProperty("PROPERTY_FILE");
  84                 Properties config = new Properties();
  85                 Path file = Paths.get(propertyFile);
  86                 if(Files.notExists(file)){
  87                         LOGGER.error("Config File doesn't Exist in the specified Path " + file.toString());
  88                 }else{
  89                         if(file.toString().endsWith(".properties")){
  90                                 try {
  91                                         InputStream in = new FileInputStream(file.toFile());
  92                                         config.load(in);
  93                                         elkURL = config.getProperty("policy.elk.url");
  94                                         databseUrl = config.getProperty("policy.database.url");
  95                                         userName = config.getProperty("policy.database.username");
  96                                         password = config.getProperty("policy.database.password");
  97                                         databaseDriver = config.getProperty("policy.database.driver");
  98                                         if(elkURL == null || databseUrl == null || userName == null || password == null || databaseDriver == null){
  99                                                 LOGGER.error("please check the elk configuration");
 100                                         }
 101                                 } catch (Exception e) {
 102                                         LOGGER.error("Config File doesn't Exist in the specified Path " + file.toString(),e);
 103                                 }
 104                         }
 105                 }
 106
 107                 Builder bulk = null;
 108
 109                 HttpClientConfig httpClientConfig = new HttpClientConfig.Builder(elkURL).multiThreaded(true).build();
 110                 jestFactory.setHttpClientConfig(httpClientConfig);
 111             JestHttpClient client = (JestHttpClient) jestFactory.getObject();
 112
 113                 Connection conn = null;
 114                 Statement stmt = null;
 115
 116                 List<Index> listIndex = new ArrayList<Index>();
 117
 118                 try {
 119                         Class.forName(databaseDriver);
 120                         conn = DriverManager.getConnection(databseUrl, userName, password);
 121                         stmt = conn.createStatement();
 122
 123                         String policyEntityQuery = "Select * from PolicyEntity";
 124                         ResultSet result = stmt.executeQuery(policyEntityQuery);
 125
 126                         while(result.next()){
 127                                 StringBuilder policyDataString = new StringBuilder("{");
 128                                 String scope = result.getString("scope");
 129                                 String policyName = result.getString("policyName");
 130                                 if(policyName != null){
 131                                         policyDataString.append("\"policyName\":\""+scope+"."+policyName+"\",");
 132                                 }
 133                                 String description = result.getString("description");
 134                                 if(description != null){
 135                                         policyDataString.append("\"policyDescription\":\""+description+"\",");
 136                                 }
 137                                 Object policyData = result.getString("policydata");
 138
 139                                 if(scope != null){
 140                                         policyDataString.append("\"scope\":\""+scope+"\",");
 141                                 }
 142                                 String actionbodyid = result.getString("actionbodyid");
 143                                 String configurationdataid = result.getString("configurationdataid");
 144
 145
 146                                 String policyWithScopeName = scope + "." + policyName;
 147                                 String _type = null;
 148
 149                                 if(policyWithScopeName.contains(".Config_")){
 150                                         policyDataString.append("\"policyType\":\"Config\",");
 151                                         if(policyWithScopeName.contains(".Config_Fault_")){
 152                                                 _type = "closedloop";
 153                                                 policyDataString.append("\"configPolicyType\":\"ClosedLoop_Fault\",");
 154                                         }else if(policyWithScopeName.contains(".Config_PM_")){
 155                                                 _type = "closedloop";
 156                                                 policyDataString.append("\"configPolicyType\":\"ClosedLoop_PM\",");
 157                                         }else{
 158                                                 _type = "config";
 159                                                 policyDataString.append("\"configPolicyType\":\"Base\",");
 160                                         }
 161                                 }else if(policyWithScopeName.contains(".Action_")){
 162                                         _type = "action";
 163                                         policyDataString.append("\"policyType\":\"Action\",");
 164                                 }else if(policyWithScopeName.contains(".Decision_")){
 165                                         _type = "decision";
 166                                         policyDataString.append("\"policyType\":\"Decision\",");
 167                                 }
 168
 169                                 if(!"decision".equals(_type)){
 170                                         if(configurationdataid != null){
 171                                                 String configEntityQuery = "Select * from ConfigurationDataEntity where configurationDataId = ?";
 172                                                 PreparedStatement pstmt = null;
 173                                                 pstmt = conn.prepareStatement(configEntityQuery);
 174                                             pstmt.setString(1, configurationdataid);
 175                                                 ResultSet configResult = pstmt.executeQuery();
 176                                                 while(configResult.next()){
 177                                                         String configBody = configResult.getString("configbody");
 178                                                         String configType = configResult.getString("configtype");
 179                                                         if(configBody!=null){
 180                                                                 configBody = configBody.replace("null", "\"\"");
 181                                                                 configBody= configBody.replace("\"", "\\\"");
 182                                                                 policyDataString.append("\"jsonBodyData\":\""+configBody+"\",\"configType\":\""+configType+"\",");
 183                                                         }
 184                                                 }
 185                                                 configResult.close();
 186                                         }
 187
 188                                         if(actionbodyid != null){
 189                                                 String actionEntityQuery = "Select * from ActionBodyEntity where actionBodyId = ?";
 190                                                 PreparedStatement pstmt = null;
 191                                                 pstmt = conn.prepareStatement(actionEntityQuery);
 192                                             pstmt.setString(1, actionbodyid);
 193                                                 ResultSet actionResult = pstmt.executeQuery();
 194                                                 while(actionResult.next()){
 195                                                         String actionBody = actionResult.getString("actionbody");
 196                                                         actionBody = actionBody.replace("null", "\"\"");
 197                                                         actionBody = actionBody.replace("\"", "\\\"");
 198                                                         policyDataString.append("\"jsonBodyData\":\""+actionBody+"\",");
 199                                                 }
 200                                                 actionResult.close();
 201                                         }
 202                                 }
 203
 204                                 String _id = policyWithScopeName;
 205
 206                                 String dataString = constructPolicyData(policyData, policyDataString);
 207                                 dataString = dataString.substring(0, dataString.length()-1);
 208                                 dataString = dataString.trim().replace(System.getProperty("line.separator"), "") + "}";
 209                                 dataString = dataString.replace("null", "\"\"");
 210                                 dataString = dataString.replaceAll("\n", "");
 211
 212                                 try{
 213                                         Gson gson = new Gson();
 214                                         gson.fromJson(dataString, Object.class);
 215                                 }catch(Exception e){
 216                                         LOGGER.error(e);
 217                                         continue;
 218                                 }
 219
 220                                 if("config".equals(_type)){
 221                                         listIndex.add(new Index.Builder(dataString).index("policy").type("config").id(_id).build());
 222                                 }else if("closedloop".equals(_type)){
 223                                         listIndex.add(new Index.Builder(dataString).index("policy").type("closedloop").id(_id).build());
 224                                 }else if("action".equals(_type)){
 225                                         listIndex.add(new Index.Builder(dataString).index("policy").type("action").id(_id).build());
 226                                 }else if("decision".equals(_type)){
 227                                         listIndex.add(new Index.Builder(dataString).index("policy").type("decision").id(_id).build());
 228                                 }
 229                         }
 230
 231                         result.close();
 232                         bulk = new Bulk.Builder();
 233                         for(int i =0; i < listIndex.size(); i++){
 234                                 bulk.addAction(listIndex.get(i));
 235                         }
 236                         BulkResult searchResult = client.execute(bulk.build());
 237                         if(searchResult.isSucceeded()){
 238                                 LOGGER.debug("Success");
 239                         }else{
 240                                 LOGGER.error("Failure");
 241                         }
 242                 } catch (Exception e) {
 243                         LOGGER.error("Exception Occured while performing database Operation for Elastic Search Policy Upgrade"+e);
 244                 }finally{
 245                         if(conn != null){
 246                                 try {
 247                                         conn.close();
 248                                 } catch (Exception e) {
 249                                         LOGGER.error("Exception Occured while closing the connection"+e);
 250                                 }
 251                         }
 252                 }
 253         }
 254
 255         private static String constructPolicyData(Object policyData, StringBuilder policyDataString){
 256                 if(policyData instanceof PolicyType){
 257                         PolicyType policy = (PolicyType) policyData;
 258                         TargetType target = policy.getTarget();
 259                         if (target != null) {
 260                                 // Under target we have AnyOFType
 261                                 List<AnyOfType> anyOfList = target.getAnyOf();
 262                                 if (anyOfList != null) {
 263                                         Iterator<AnyOfType> iterAnyOf = anyOfList.iterator();
 264                                         while (iterAnyOf.hasNext()) {
 265                                                 AnyOfType anyOf = iterAnyOf.next();
 266                                                 // Under AnyOFType we have AllOFType
 267                                                 List<AllOfType> allOfList = anyOf.getAllOf();
 268                                                 if (allOfList != null) {
 269                                                         Iterator<AllOfType> iterAllOf = allOfList.iterator();
 270                                                         while (iterAllOf.hasNext()) {
 271                                                                 AllOfType allOf = iterAllOf.next();
 272                                                                 // Under AllOFType we have Match
 273                                                                 List<MatchType> matchList = allOf.getMatch();
 274                                                                 if (matchList != null) {
 275                                                                         Iterator<MatchType> iterMatch = matchList.iterator();
 276                                                                         while (iterMatch.hasNext()) {
 277                                                                                 MatchType match = iterMatch.next();
 278                                                                                 //
 279                                                                                 // Under the match we have attribute value and
 280                                                                                 // attributeDesignator. So,finally down to the actual attribute.
 281                                                                                 //
 282                                                                                 AttributeValueType attributeValue = match.getAttributeValue();
 283                                                                                 String value = (String) attributeValue.getContent().get(0);
 284                                                                                 AttributeDesignatorType designator = match.getAttributeDesignator();
 285                                                                                 String attributeId = designator.getAttributeId();
 286                                                                                 // First match in the target is OnapName, so set that value.
 287                                                                                 if ("ONAPName".equals(attributeId)) {
 288                                                                                         policyDataString.append("\"onapName\":\""+value+"\",");
 289                                                                                 }
 290                                                                                 if ("RiskType".equals(attributeId)){
 291                                                                                         policyDataString.append("\"riskType\":\""+value+"\",");
 292                                                                                 }
 293                                                                                 if ("RiskLevel".equals(attributeId)){
 294                                                                                         policyDataString.append("\"riskLevel\":\""+value+"\",");
 295                                                                                 }
 296                                                                                 if ("guard".equals(attributeId)){
 297                                                                                         policyDataString.append("\"guard\":\""+value+"\",");
 298                                                                                 }
 299                                                                                 if ("ConfigName".equals(attributeId)){
 300                                                                                         policyDataString.append("\"configName\":\""+value+"\",");
 301                                                                                 }
 302                                                                         }
 303                                                                 }
 304                                                         }
 305                                                 }
 306                                         }
 307                                 }
 308                         }
 309                 }
 310                 return policyDataString.toString();
 311         }
 312
 313 }