src/main/java/com/att/nsa/dmaapMMAgent/MirrorMakerAgent.java

   1 /*******************************************************************************
   2  *  ============LICENSE_START=======================================================
   3  *  org.onap.dmaap
   4  *  ================================================================================
   5  *  Copyright © 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
  10  *        http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  *  Unless required by applicable law or agreed to in writing, software
  13  *  distributed under the License is distributed on an "AS IS" BASIS,
  14  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  *  See the License for the specific language governing permissions and
  16  *  limitations under the License.
  17  *  ============LICENSE_END=========================================================
  18  *
  19  *  ECOMP is a trademark and service mark of AT&T Intellectual Property.
  20  *
  21  *******************************************************************************/
  22
  23 package com.att.nsa.dmaapMMAgent;
  24
  25 import java.io.BufferedReader;
  26 import java.io.DataOutputStream;
  27 import java.io.File;
  28 import java.io.FileInputStream;
  29 import java.io.FileOutputStream;
  30 import java.io.IOException;
  31 import java.io.InputStream;
  32 import java.io.InputStreamReader;
  33 import java.io.OutputStream;
  34 import java.net.HttpURLConnection;
  35 import java.net.URL;
  36 import java.util.ArrayList;
  37 import java.util.Properties;
  38
  39 import org.apache.log4j.Logger;
  40 import org.jasypt.util.text.BasicTextEncryptor;
  41
  42 import com.att.nsa.dmaapMMAgent.dao.CreateMirrorMaker;
  43 import com.att.nsa.dmaapMMAgent.dao.DeleteMirrorMaker;
  44 import com.att.nsa.dmaapMMAgent.dao.ListMirrorMaker;
  45 import com.att.nsa.dmaapMMAgent.dao.MirrorMaker;
  46 import com.att.nsa.dmaapMMAgent.dao.UpdateMirrorMaker;
  47 import com.att.nsa.dmaapMMAgent.dao.UpdateWhiteList;
  48 import com.att.nsa.dmaapMMAgent.utils.MirrorMakerProcessHandler;
  49 import com.google.gson.Gson;
  50 import com.google.gson.internal.LinkedTreeMap;
  51 import com.sun.org.apache.xerces.internal.impl.dtd.models.CMAny;
  52 import com.sun.org.apache.xerces.internal.impl.dv.util.Base64;
  53
  54 public class MirrorMakerAgent {
  55         static final Logger logger = Logger.getLogger(MirrorMakerAgent.class);
  56         Properties mirrorMakerProperties = new Properties();
  57         ListMirrorMaker mirrorMakers = null;
  58         String mmagenthome = "";
  59         String kafkahome = "";
  60         String topicURL = "";
  61         String topicname = "";
  62         String mechid = "";
  63         String password = "";
  64         private static String secret = "utdfpWlgyDQ2ZB8SLVRtmN834I1JcT9J";
  65
  66         public static void main(String[] args) {
  67                 if (args != null && args.length == 2) {
  68                         if (args[0].equals("-encrypt")) {
  69                                 BasicTextEncryptor textEncryptor = new BasicTextEncryptor();
  70                                 textEncryptor.setPassword(secret);
  71                                 String plainText = textEncryptor.encrypt(args[1]);
  72                                 System.out.println("Encrypted Password is :" + plainText);
  73                                 return;
  74                         }
  75                 } else if (args != null && args.length > 0) {
  76                         System.out.println(
  77                                         "Usage: ./mmagent to run with the configuration \n -encrypt <password> to Encrypt Password for config ");
  78                         return;
  79                 }
  80                 MirrorMakerAgent agent = new MirrorMakerAgent();
  81                 if (agent.checkStartup()) {
  82                         logger.info("mmagent started, loading properties");
  83                         agent.checkAgentProcess();
  84                         agent.readAgentTopic();
  85                 } else {
  86                         System.out.println(
  87                                         "ERROR: mmagent startup unsuccessful, please make sure the mmagenthome /etc/mmagent.config is set and mechid have the rights to the topic");
  88                 }
  89         }
  90
  91         private boolean checkStartup() {
  92                 FileInputStream input = null;
  93                 try {
  94                         this.mmagenthome = System.getProperty("MMAGENTHOME");
  95                         input = new FileInputStream(mmagenthome + "/etc/mmagent.config");
  96                         logger.info("mmagenthome is set :" + mmagenthome + " loading properties at /etc/mmagent.config");
  97                 } catch (IOException ex) {
  98                         logger.error(mmagenthome + "/etc/mmagent.config not found.  Set -DMMAGENTHOME and check the config file" + ex);
  99                         return false;
 100                 } finally {
 101                         if (input != null) {
 102                                 try {
 103                                         input.close();
 104                                 } catch (IOException e) {
 105                                         logger.error(" IOException occers " + e);
 106                                 }
 107                         }
 108                 }
 109                 loadProperties();
 110                 input = null;
 111                 try {
 112                         /*input = new FileInputStream(kafkahome + "/bin/kafka-run-class.sh");*/
 113                         if(false) {
 114                                 throw new IOException();
 115                         }
 116                         logger.info("kakahome is set :" + kafkahome);
 117                 } catch (IOException ex) {
 118                         logger.error(kafkahome + "/bin/kafka-run-class.sh not found.  Make sure kafka home is set correctly" + ex);
 119                         return false;
 120                 } finally {
 121                         if (input != null) {
 122                                 try {
 123                                         input.close();
 124                                 } catch (IOException e) {
 125                                         logger.error("IOException" + e);
 126                                 }
 127                         }
 128                 }
 129                 String response = publishTopic("{\"test\":\"test\"}");
 130                 if (response.startsWith("ERROR:")) {
 131                         logger.error("Problem publishing to topic, please verify the config " + this.topicname + " MR URL is:"
 132                                         + this.topicURL + " Error is:  " + response);
 133                         return false;
 134                 }
 135                 logger.info("Published to Topic :" + this.topicname + " Successfully");
 136                 response = subscribeTopic("1");
 137                 if (response != null && response.startsWith("ERROR:")) {
 138                         logger.error("Problem subscribing to topic, please verify the config " + this.topicname + " MR URL is:"
 139                                         + this.topicURL + " Error is:  " + response);
 140                         return false;
 141                 }
 142                 logger.info("Subscribed to Topic :" + this.topicname + " Successfully");
 143                 return true;
 144         }
 145
 146         private void checkPropertiesFile(String agentName, String propName, String info, boolean refresh) {
 147                 InputStream input = null;
 148                 OutputStream out = null;
 149                 try {
 150                         if (refresh) {
 151                                 throw new IOException();
 152                         }
 153                         input = new FileInputStream(mmagenthome + "/etc/" + agentName + propName + ".properties");
 154                 } catch (IOException ex) {
 155                         logger.error(" IOException will be handled " + ex);
 156                         try {
 157                                 input = new FileInputStream(mmagenthome + "/etc/" + propName + ".properties");
 158                                 Properties prop = new Properties();
 159                                 prop.load(input);
 160                                 if (propName.equals("consumer")) {
 161                                         prop.setProperty("group.id", agentName);
 162                                         prop.setProperty("zookeeper.connect", info);
 163                                 } else {
 164                                         prop.setProperty("metadata.broker.list", info);
 165                                 }
 166                                 out = new FileOutputStream(mmagenthome + "/etc/" + agentName + propName + ".properties");
 167                                 prop.store(out, "");
 168
 169                         } catch (Exception e) {
 170                                 logger.error("Exception at checkPropertiesFile " +e);
 171                         }
 172                 } finally {
 173                         if (input != null) {
 174                                 try {
 175                                         input.close();
 176                                 } catch (IOException e) {
 177                                         e.printStackTrace();
 178                                 }
 179                         }
 180                         if (out != null) {
 181                                 try {
 182                                         out.close();
 183                                 } catch (IOException e) {
 184                                         e.printStackTrace();
 185                                         logger.error("IOException" + e);
 186                                 }
 187                         }
 188                 }
 189         }
 190
 191         private void checkAgentProcess() {
 192                 logger.info("Checking MirrorMaker Process");
 193                 if (mirrorMakers != null) {
 194                         int mirrorMakersCount = mirrorMakers.getListMirrorMaker().size();
 195                         for (int i = 0; i < mirrorMakersCount; i++) {
 196                                 MirrorMaker mm = mirrorMakers.getListMirrorMaker().get(i);
 197                                 if (MirrorMakerProcessHandler.checkMirrorMakerProcess(mm.name) == false) {
 198                                         checkPropertiesFile(mm.name, "consumer", mm.consumer, false);
 199                                         checkPropertiesFile(mm.name, "producer", mm.producer, false);
 200
 201                                         if (mm.whitelist != null && !mm.whitelist.equals("")) {
 202                                                 logger.info("MirrorMaker " + mm.name + " is not running, restarting.  Check Logs for more Details");
 203                                                 MirrorMakerProcessHandler.startMirrorMaker(this.mmagenthome, this.kafkahome, mm.name,
 204                                                                 mmagenthome + "/etc/" + mm.name + "consumer.properties",
 205                                                                 mmagenthome + "/etc/" + mm.name + "producer.properties", mm.whitelist);
 206                                                 mm.setStatus("RESTARTING");
 207
 208                                         } else {
 209                                                 logger.info("MirrorMaker " + mm.name + " is STOPPED");
 210                                                 mm.setStatus("STOPPED");
 211                                         }
 212                                         try {
 213                                                 Thread.sleep(1000);
 214                                         } catch (InterruptedException e) {
 215                                                  Thread.currentThread().interrupt();
 216                                         }
 217                                         mirrorMakers.getListMirrorMaker().set(i, mm);
 218                                 } else {
 219                                         logger.info("MirrorMaker " + mm.name + " is running");
 220                                         mm.setStatus("RUNNING");
 221                                         mirrorMakers.getListMirrorMaker().set(i, mm);
 222                                 }
 223                         }
 224                 }
 225                 // Gson g = new Gson();
 226                 // System.out.println(g.toJson(mirrorMakers));
 227         }
 228
 229         private String subscribeTopic(String timeout) {
 230                 String response = "";
 231                 try {
 232                         String requestURL = this.topicURL + "/events/" + this.topicname + "/mirrormakeragent/1?timeout=" + timeout
 233                                         + "&limit=1";
 234                         String authString = this.mechid + ":" + this.password;
 235                         String authStringEnc = Base64.encode(authString.getBytes());
 236                         URL url = new URL(requestURL);
 237                         HttpURLConnection connection = (HttpURLConnection) url.openConnection();
 238                         connection.setRequestMethod("GET");
 239                         connection.setDoOutput(true);
 240                         connection.setRequestProperty("Authorization", "Basic " + authStringEnc);
 241                         connection.setRequestProperty("Content-Type", "application/json");
 242                         InputStream content = (InputStream) connection.getInputStream();
 243                         BufferedReader in = new BufferedReader(new InputStreamReader(content));
 244                         String line;
 245
 246                         while ((line = in.readLine()) != null) {
 247                                 response = response + line;
 248                         }
 249                         Gson g = new Gson();
 250                         // get message as JSON String Array
 251                         String[] topicMessage = g.fromJson(response, String[].class);
 252                         if (topicMessage.length != 0) {
 253                                 return topicMessage[0];
 254                         }
 255                 } catch (Exception e) {
 256                         logger.error(" Exception Occered " + e);
 257                         return "ERROR:" + e.getMessage() + " Server Response is:" + response;
 258                 }
 259                 return null;
 260         }
 261
 262         private String publishTopic(String message) {
 263                 try {
 264                         String requestURL = this.topicURL + "/events/" + this.topicname;
 265                         String authString = this.mechid + ":" + this.password;
 266                         String authStringEnc = Base64.encode(authString.getBytes());
 267                         URL url = new URL(requestURL);
 268                         HttpURLConnection connection = (HttpURLConnection) url.openConnection();
 269                         connection.setRequestMethod("POST");
 270                         connection.setDoOutput(true);
 271                         connection.setRequestProperty("Authorization", "Basic " + authStringEnc);
 272                         connection.setRequestProperty("Content-Type", "application/json");
 273                         connection.setRequestProperty("Content-Length", Integer.toString(message.length()));
 274                         DataOutputStream wr = new DataOutputStream(connection.getOutputStream());
 275                         wr.write(message.getBytes());
 276
 277                         InputStream content = (InputStream) connection.getInputStream();
 278                         BufferedReader in = new BufferedReader(new InputStreamReader(content));
 279                         String line;
 280                         String response = "";
 281                         while ((line = in.readLine()) != null) {
 282                                 response = response + line;
 283                         }
 284                         return response;
 285
 286                 } catch (Exception e) {
 287                         return "ERROR:" + e.getLocalizedMessage();
 288                 }
 289         }
 290
 291         private void readAgentTopic() {
 292                 try {
 293                         int connectionattempt = 0;
 294                         while (true) {
 295                                 logger.info("--------------------------------");
 296                                 logger.info("Waiting for Messages for 60 secs");
 297                                 String topicMessage = subscribeTopic("60000");
 298                                 Gson g = new Gson();
 299                                 LinkedTreeMap<?, ?> object = null;
 300                                 if (topicMessage != null) {
 301                                         try {
 302                                                 object = g.fromJson(topicMessage, LinkedTreeMap.class);
 303
 304                                                 // Cast the 1st item (since limit=1 and see the type of
 305                                                 // object
 306                                                 if (object.get("createMirrorMaker") != null) {
 307                                                         logger.info("Received createMirrorMaker request from topic");
 308                                                         CreateMirrorMaker m = g.fromJson(topicMessage, CreateMirrorMaker.class);
 309                                                         createMirrorMaker(m.getCreateMirrorMaker());
 310                                                         checkAgentProcess();
 311                                                         mirrorMakers.setMessageID(m.getMessageID());
 312                                                         publishTopic(g.toJson(mirrorMakers));
 313                                                         mirrorMakers.setMessageID("");
 314                                                 } else if (object.get("updateMirrorMaker") != null) {
 315                                                         logger.info("Received updateMirrorMaker request from topic");
 316                                                         UpdateMirrorMaker m = g.fromJson(topicMessage, UpdateMirrorMaker.class);
 317                                                         updateMirrorMaker(m.getUpdateMirrorMaker());
 318                                                         checkAgentProcess();
 319                                                         mirrorMakers.setMessageID(m.getMessageID());
 320                                                         publishTopic(g.toJson(mirrorMakers));
 321                                                         mirrorMakers.setMessageID("");
 322                                                 } else if (object.get("deleteMirrorMaker") != null) {
 323                                                         logger.info("Received deleteMirrorMaker request from topic");
 324                                                         DeleteMirrorMaker m = g.fromJson(topicMessage, DeleteMirrorMaker.class);
 325                                                         deleteMirrorMaker(m.getDeleteMirrorMaker());
 326                                                         checkAgentProcess();
 327                                                         mirrorMakers.setMessageID(m.getMessageID());
 328                                                         publishTopic(g.toJson(mirrorMakers));
 329                                                         mirrorMakers.setMessageID("");
 330                                                 } else if (object.get("listAllMirrorMaker") != null) {
 331                                                         logger.info("Received listALLMirrorMaker request from topic");
 332                                                         checkAgentProcess();
 333                                                         mirrorMakers.setMessageID((String) object.get("messageID"));
 334                                                         publishTopic(g.toJson(mirrorMakers));
 335                                                         mirrorMakers.setMessageID("");
 336                                                 } else if (object.get("updateWhiteList") != null) {
 337                                                         logger.info("Received updateWhiteList request from topic");
 338                                                         UpdateWhiteList m = g.fromJson(topicMessage, UpdateWhiteList.class);
 339                                                         updateWhiteList(m.getUpdateWhiteList());
 340                                                         checkAgentProcess();
 341                                                         mirrorMakers.setMessageID(m.getMessageID());
 342                                                         publishTopic(g.toJson(mirrorMakers));
 343                                                         mirrorMakers.setMessageID("");
 344                                                 } else if (object.get("listMirrorMaker") != null) {
 345                                                         logger.info("Received listMirrorMaker from topic, skipping messages");
 346                                                 } else {
 347                                                         logger.info("Received unknown request from topic");
 348                                                 }
 349                                         } catch (Exception ex) {
 350                                                 connectionattempt++;
 351                                                 if (connectionattempt > 5) {
 352                                                         logger.info("Can't connect to the topic, mmagent shutting down , " + topicMessage);
 353                                                         return;
 354                                                 }
 355                                                 logger.info("Can't connect to the topic, " + topicMessage + " Retrying " + connectionattempt
 356                                                                 + " of 5 times in 1 minute" + " Error:" + ex.getLocalizedMessage());
 357                                                 Thread.sleep(60000);
 358                                         }
 359                                 } else {
 360                                         // Check all MirrorMaker every min
 361                                         connectionattempt = 0;
 362                                         checkAgentProcess();
 363                                 }
 364
 365                         }
 366                 } catch (Exception e) {
 367                         e.printStackTrace();
 368                 }
 369
 370         }
 371
 372         protected void createMirrorMaker(MirrorMaker newMirrorMaker) {
 373                 boolean exists = false;
 374                 if (mirrorMakers != null) {
 375                         int mirrorMakersCount = mirrorMakers.getListMirrorMaker().size();
 376                         for (int i = 0; i < mirrorMakersCount; i++) {
 377                                 MirrorMaker mm = mirrorMakers.getListMirrorMaker().get(i);
 378                                 if (mm.name.equals(newMirrorMaker.name)) {
 379                                         exists = true;
 380                                         logger.info("MirrorMaker already exist for:" + newMirrorMaker.name);
 381                                         return;
 382                                 }
 383                         }
 384                 }
 385                 logger.info("Adding new MirrorMaker:" + newMirrorMaker.name);
 386                 if (exists == false && mirrorMakers != null) {
 387                         mirrorMakers.getListMirrorMaker().add(newMirrorMaker);
 388                 } else if (exists == false && mirrorMakers == null) {
 389                         mirrorMakers = new ListMirrorMaker();
 390                         ArrayList<MirrorMaker> list = mirrorMakers.getListMirrorMaker();
 391                         list = new ArrayList<MirrorMaker>();
 392                         list.add(newMirrorMaker);
 393                         mirrorMakers.setListMirrorMaker(list);
 394                 }
 395                 checkPropertiesFile(newMirrorMaker.name, "consumer", newMirrorMaker.consumer, true);
 396                 checkPropertiesFile(newMirrorMaker.name, "producer", newMirrorMaker.producer, true);
 397
 398                 Gson g = new Gson();
 399                 mirrorMakerProperties.setProperty("mirrormakers", g.toJson(this.mirrorMakers));
 400                 OutputStream out = null;
 401                 try {
 402                         out = new FileOutputStream(mmagenthome + "/etc/mmagent.config");
 403                         mirrorMakerProperties.store(out, "");
 404                 } catch (IOException ex) {
 405                         ex.printStackTrace();
 406                 } finally {
 407                         if (out != null) {
 408                                 try {
 409                                         out.close();
 410                                 } catch (IOException e) {
 411                                         e.printStackTrace();
 412                                 }
 413                         }
 414                 }
 415         }
 416
 417         private void updateMirrorMaker(MirrorMaker newMirrorMaker) {
 418                 boolean exists = false;
 419                 if (mirrorMakers != null) {
 420                         int mirrorMakersCount = mirrorMakers.getListMirrorMaker().size();
 421                         for (int i = 0; i < mirrorMakersCount; i++) {
 422                                 MirrorMaker mm = mirrorMakers.getListMirrorMaker().get(i);
 423                                 if (mm.name.equals(newMirrorMaker.name)) {
 424                                         exists = true;
 425                                         mm.setConsumer(newMirrorMaker.getConsumer());
 426                                         mm.setProducer(newMirrorMaker.getProducer());
 427                                         mirrorMakers.getListMirrorMaker().set(i, mm);
 428                                         logger.info("Updating MirrorMaker:" + newMirrorMaker.name);
 429                                 }
 430                         }
 431                 }
 432                 if (exists) {
 433                         checkPropertiesFile(newMirrorMaker.name, "consumer", newMirrorMaker.consumer, true);
 434                         checkPropertiesFile(newMirrorMaker.name, "producer", newMirrorMaker.producer, true);
 435
 436                         Gson g = new Gson();
 437                         mirrorMakerProperties.setProperty("mirrormakers", g.toJson(this.mirrorMakers));
 438                         OutputStream out = null;
 439                         try {
 440                                 out = new FileOutputStream(mmagenthome + "/etc/mmagent.config");
 441                                 mirrorMakerProperties.store(out, "");
 442                                 MirrorMakerProcessHandler.stopMirrorMaker(newMirrorMaker.name);
 443                                 try {
 444                                         Thread.sleep(1000);
 445                                 } catch (InterruptedException e) {
 446                                 }
 447                         } catch (IOException ex) {
 448                                 ex.printStackTrace();
 449                         } finally {
 450                                 if (out != null) {
 451                                         try {
 452                                                 out.close();
 453                                         } catch (IOException e) {
 454                                                 e.printStackTrace();
 455                                         }
 456                                 }
 457                         }
 458                 } else {
 459                         logger.info("MirrorMaker Not found for:" + newMirrorMaker.name);
 460                 }
 461         }
 462
 463         private void updateWhiteList(MirrorMaker newMirrorMaker) {
 464                 boolean exists = false;
 465                 if (mirrorMakers != null) {
 466                         int mirrorMakersCount = mirrorMakers.getListMirrorMaker().size();
 467                         for (int i = 0; i < mirrorMakersCount; i++) {
 468                                 MirrorMaker mm = mirrorMakers.getListMirrorMaker().get(i);
 469                                 if (mm.name.equals(newMirrorMaker.name)) {
 470                                         exists = true;
 471                                         mm.setWhitelist(newMirrorMaker.whitelist);
 472                                         mirrorMakers.getListMirrorMaker().set(i, mm);
 473                                         logger.info("Updating MirrorMaker WhiteList:" + newMirrorMaker.name + " WhiteList:"
 474                                                         + newMirrorMaker.whitelist);
 475                                 }
 476                         }
 477                 }
 478                 if (exists) {
 479                         Gson g = new Gson();
 480                         mirrorMakerProperties.setProperty("mirrormakers", g.toJson(this.mirrorMakers));
 481                         OutputStream out = null;
 482                         try {
 483                                 out = new FileOutputStream(mmagenthome + "/etc/mmagent.config");
 484                                 mirrorMakerProperties.store(out, "");
 485                                 MirrorMakerProcessHandler.stopMirrorMaker(newMirrorMaker.name);
 486                                 try {
 487                                         Thread.sleep(1000);
 488                                 } catch (InterruptedException e) {
 489                                 }
 490                         } catch (IOException ex) {
 491                                 ex.printStackTrace();
 492                         } finally {
 493                                 if (out != null) {
 494                                         try {
 495                                                 out.close();
 496                                         } catch (IOException e) {
 497                                                 e.printStackTrace();
 498                                                 logger.error("IOException occered " + e);
 499                                         }
 500                                 }
 501                         }
 502                 } else {
 503                         logger.info("MirrorMaker Not found for:" + newMirrorMaker.name);
 504                 }
 505         }
 506
 507         private void deleteMirrorMaker(MirrorMaker newMirrorMaker) {
 508                 boolean exists = false;
 509                 if (mirrorMakers != null) {
 510                         int mirrorMakersCount = mirrorMakers.getListMirrorMaker().size();
 511                         for (int i = 0; i < mirrorMakersCount; i++) {
 512                                 MirrorMaker mm = mirrorMakers.getListMirrorMaker().get(i);
 513                                 if (mm.name.equals(newMirrorMaker.name)) {
 514                                         exists = true;
 515                                         mirrorMakers.getListMirrorMaker().remove(i);
 516                                         logger.info("Removing MirrorMaker:" + newMirrorMaker.name);
 517                                         i = mirrorMakersCount;
 518                                 }
 519                         }
 520                 }
 521                 if (exists) {
 522                         try {
 523                                 String path = mmagenthome + "/etc/" + newMirrorMaker.name + "consumer" + ".properties";
 524                                 File file = new File(path);
 525                                 file.delete();
 526                         } catch (Exception ex) {
 527                         }
 528                         try {
 529                                 String path = mmagenthome + "/etc/" + newMirrorMaker.name + "producer" + ".properties";
 530                                 File file = new File(path);
 531                                 file.delete();
 532                         } catch (Exception ex) {
 533                         }
 534                         Gson g = new Gson();
 535                         mirrorMakerProperties.setProperty("mirrormakers", g.toJson(this.mirrorMakers));
 536                         OutputStream out = null;
 537                         try {
 538                                 out = new FileOutputStream(mmagenthome + "/etc/mmagent.config");
 539                                 mirrorMakerProperties.store(out, "");
 540                                 MirrorMakerProcessHandler.stopMirrorMaker(newMirrorMaker.name);
 541                         } catch (IOException ex) {
 542                                 ex.printStackTrace();
 543                         } finally {
 544                                 if (out != null) {
 545                                         try {
 546                                                 out.close();
 547                                         } catch (IOException e) {
 548                                                 e.printStackTrace();
 549                                         }
 550                                 }
 551                         }
 552                 } else {
 553                         logger.info("MirrorMaker Not found for:" + newMirrorMaker.name);
 554                 }
 555         }
 556
 557         private void loadProperties() {
 558                 InputStream input = null;
 559                 try {
 560
 561                         input = new FileInputStream(mmagenthome + "/etc/mmagent.config");
 562                         mirrorMakerProperties.load(input);
 563                         Gson g = new Gson();
 564                         if (mirrorMakerProperties.getProperty("mirrormakers") == null) {
 565                                 this.mirrorMakers = new ListMirrorMaker();
 566                                 ArrayList<MirrorMaker> list = this.mirrorMakers.getListMirrorMaker();
 567                                 list = new ArrayList<MirrorMaker>();
 568                                 this.mirrorMakers.setListMirrorMaker(list);
 569                         } else {
 570                                 this.mirrorMakers = g.fromJson(mirrorMakerProperties.getProperty("mirrormakers"),
 571                                                 ListMirrorMaker.class);
 572                         }
 573
 574                         this.kafkahome = mirrorMakerProperties.getProperty("kafkahome");
 575                         this.topicURL = mirrorMakerProperties.getProperty("topicURL");
 576                         this.topicname = mirrorMakerProperties.getProperty("topicname");
 577                         this.mechid = mirrorMakerProperties.getProperty("mechid");
 578
 579                         BasicTextEncryptor textEncryptor = new BasicTextEncryptor();
 580                         textEncryptor.setPassword(secret);
 581                         //this.password = textEncryptor.decrypt(mirrorMakerProperties.getProperty("password"));
 582                         this.password = mirrorMakerProperties.getProperty("password");
 583                 } catch (IOException ex) {
 584                         // ex.printStackTrace();
 585                 } finally {
 586                         if (input != null) {
 587                                 try {
 588                                         input.close();
 589                                 } catch (IOException e) {
 590                                         // e.printStackTrace();
 591                                 }
 592                         }
 593                 }
 594
 595         }
 596 }