1 /*******************************************************************************
2 * ============LICENSE_START=======================================================
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
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=========================================================
19 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
21 *******************************************************************************/
23 package org.onap.dmaap.messagerouter.mirroragent.nsa.dmaapMMAgent;
25 import java.io.BufferedReader;
26 import java.io.DataOutputStream;
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;
36 import java.util.ArrayList;
37 import java.util.Properties;
39 import org.apache.log4j.Logger;
40 import org.jasypt.util.text.BasicTextEncryptor;
41 import org.onap.dmaap.messagerouter.mirroragent.nsa.dmaapMMAgent.dao.CreateMirrorMaker;
42 import org.onap.dmaap.messagerouter.mirroragent.nsa.dmaapMMAgent.dao.DeleteMirrorMaker;
43 import org.onap.dmaap.messagerouter.mirroragent.nsa.dmaapMMAgent.dao.ListMirrorMaker;
44 import org.onap.dmaap.messagerouter.mirroragent.nsa.dmaapMMAgent.dao.MirrorMaker;
45 import org.onap.dmaap.messagerouter.mirroragent.nsa.dmaapMMAgent.dao.UpdateMirrorMaker;
46 import org.onap.dmaap.messagerouter.mirroragent.nsa.dmaapMMAgent.dao.UpdateWhiteList;
47 import org.onap.dmaap.messagerouter.mirroragent.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;
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 = "";
61 String topicname = "";
64 private static String secret = "utdfpWlgyDQ2ZB8SLVRtmN834I1JcT9J";
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);
75 } else if (args != null && args.length > 0) {
77 "Usage: ./mmagent to run with the configuration \n -encrypt <password> to Encrypt Password for config ");
80 MirrorMakerAgent agent = new MirrorMakerAgent();
81 if (agent.checkStartup()) {
82 logger.info("mmagent started, loading properties");
83 agent.checkAgentProcess();
84 agent.readAgentTopic();
87 "ERROR: mmagent startup unsuccessful, please make sure the mmagenthome /etc/mmagent.config is set and mechid have the rights to the topic");
91 private boolean checkStartup() {
92 FileInputStream input = null;
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");
104 } catch (IOException e) {
112 input = new FileInputStream(kafkahome + "/bin/kafka-run-class.sh");
113 logger.info("kakahome is set :" + kafkahome);
114 } catch (IOException ex) {
115 logger.error(kafkahome + "/bin/kafka-run-class.sh not found. Make sure kafka home is set correctly");
121 } catch (IOException e) {
126 String response = publishTopic("{\"test\":\"test\"}");
127 if (response.startsWith("ERROR:")) {
128 logger.error("Problem publishing to topic, please verify the config " + this.topicname + " MR URL is:"
129 + this.topicURL + " Error is: " + response);
132 logger.info("Published to Topic :" + this.topicname + " Successfully");
133 response = subscribeTopic("1");
134 if (response != null && response.startsWith("ERROR:")) {
135 logger.error("Problem subscribing to topic, please verify the config " + this.topicname + " MR URL is:"
136 + this.topicURL + " Error is: " + response);
139 logger.info("Subscribed to Topic :" + this.topicname + " Successfully");
143 private void checkPropertiesFile(String agentName, String propName, String info, boolean refresh) {
144 InputStream input = null;
145 OutputStream out = null;
148 throw new IOException();
150 input = new FileInputStream(mmagenthome + "/etc/" + agentName + propName + ".properties");
151 } catch (IOException ex) {
153 input = new FileInputStream(mmagenthome + "/etc/" + propName + ".properties");
154 Properties prop = new Properties();
156 if (propName.equals("consumer")) {
157 prop.setProperty("group.id", agentName);
158 prop.setProperty("zookeeper.connect", info);
160 prop.setProperty("metadata.broker.list", info);
162 out = new FileOutputStream(mmagenthome + "/etc/" + agentName + propName + ".properties");
165 } catch (Exception e) {
172 } catch (IOException e) {
179 } catch (IOException e) {
186 private void checkAgentProcess() {
187 logger.info("Checking MirrorMaker Process");
188 if (mirrorMakers != null) {
189 int mirrorMakersCount = mirrorMakers.getListMirrorMaker().size();
190 for (int i = 0; i < mirrorMakersCount; i++) {
191 MirrorMaker mm = mirrorMakers.getListMirrorMaker().get(i);
192 if (MirrorMakerProcessHandler.checkMirrorMakerProcess(mm.name) == false) {
193 checkPropertiesFile(mm.name, "consumer", mm.consumer, false);
194 checkPropertiesFile(mm.name, "producer", mm.producer, false);
196 if (mm.whitelist != null && !mm.whitelist.equals("")) {
197 logger.info("MirrorMaker " + mm.name + " is not running, restarting. Check Logs for more Details");
198 MirrorMakerProcessHandler.startMirrorMaker(this.mmagenthome, this.kafkahome, mm.name,
199 mmagenthome + "/etc/" + mm.name + "consumer.properties",
200 mmagenthome + "/etc/" + mm.name + "producer.properties", mm.whitelist);
201 mm.setStatus("RESTARTING");
204 logger.info("MirrorMaker " + mm.name + " is STOPPED");
205 mm.setStatus("STOPPED");
209 } catch (InterruptedException e) {
211 mirrorMakers.getListMirrorMaker().set(i, mm);
213 logger.info("MirrorMaker " + mm.name + " is running");
214 mm.setStatus("RUNNING");
215 mirrorMakers.getListMirrorMaker().set(i, mm);
219 // Gson g = new Gson();
220 // System.out.println(g.toJson(mirrorMakers));
223 private String subscribeTopic(String timeout) {
224 String response = "";
226 String requestURL = this.topicURL + "/events/" + this.topicname + "/mirrormakeragent/1?timeout=" + timeout
228 String authString = this.mechid + ":" + this.password;
229 String authStringEnc = Base64.encode(authString.getBytes());
230 URL url = new URL(requestURL);
231 HttpURLConnection connection = (HttpURLConnection) url.openConnection();
232 connection.setRequestMethod("GET");
233 connection.setDoOutput(true);
234 connection.setRequestProperty("Authorization", "Basic " + authStringEnc);
235 connection.setRequestProperty("Content-Type", "application/json");
236 InputStream content = (InputStream) connection.getInputStream();
237 BufferedReader in = new BufferedReader(new InputStreamReader(content));
240 while ((line = in.readLine()) != null) {
241 response = response + line;
244 // get message as JSON String Array
245 String[] topicMessage = g.fromJson(response, String[].class);
246 if (topicMessage.length != 0) {
247 return topicMessage[0];
249 } catch (Exception e) {
250 return "ERROR:" + e.getMessage() + " Server Response is:" + response;
255 private String publishTopic(String message) {
257 String requestURL = this.topicURL + "/events/" + this.topicname;
258 String authString = this.mechid + ":" + this.password;
259 String authStringEnc = Base64.encode(authString.getBytes());
260 URL url = new URL(requestURL);
261 HttpURLConnection connection = (HttpURLConnection) url.openConnection();
262 connection.setRequestMethod("POST");
263 connection.setDoOutput(true);
264 connection.setRequestProperty("Authorization", "Basic " + authStringEnc);
265 connection.setRequestProperty("Content-Type", "application/json");
266 connection.setRequestProperty("Content-Length", Integer.toString(message.length()));
267 DataOutputStream wr = new DataOutputStream(connection.getOutputStream());
268 wr.write(message.getBytes());
270 InputStream content = (InputStream) connection.getInputStream();
271 BufferedReader in = new BufferedReader(new InputStreamReader(content));
273 String response = "";
274 while ((line = in.readLine()) != null) {
275 response = response + line;
279 } catch (Exception e) {
280 return "ERROR:" + e.getLocalizedMessage();
284 private void readAgentTopic() {
286 int connectionattempt = 0;
288 logger.info("--------------------------------");
289 logger.info("Waiting for Messages for 60 secs");
290 String topicMessage = subscribeTopic("60000");
292 LinkedTreeMap<?, ?> object = null;
293 if (topicMessage != null) {
295 object = g.fromJson(topicMessage, LinkedTreeMap.class);
297 // Cast the 1st item (since limit=1 and see the type of
299 if (object.get("createMirrorMaker") != null) {
300 logger.info("Received createMirrorMaker request from topic");
301 CreateMirrorMaker m = g.fromJson(topicMessage, CreateMirrorMaker.class);
302 createMirrorMaker(m.getCreateMirrorMaker());
304 mirrorMakers.setMessageID(m.getMessageID());
305 publishTopic(g.toJson(mirrorMakers));
306 mirrorMakers.setMessageID("");
307 } else if (object.get("updateMirrorMaker") != null) {
308 logger.info("Received updateMirrorMaker request from topic");
309 UpdateMirrorMaker m = g.fromJson(topicMessage, UpdateMirrorMaker.class);
310 updateMirrorMaker(m.getUpdateMirrorMaker());
312 mirrorMakers.setMessageID(m.getMessageID());
313 publishTopic(g.toJson(mirrorMakers));
314 mirrorMakers.setMessageID("");
315 } else if (object.get("deleteMirrorMaker") != null) {
316 logger.info("Received deleteMirrorMaker request from topic");
317 DeleteMirrorMaker m = g.fromJson(topicMessage, DeleteMirrorMaker.class);
318 deleteMirrorMaker(m.getDeleteMirrorMaker());
320 mirrorMakers.setMessageID(m.getMessageID());
321 publishTopic(g.toJson(mirrorMakers));
322 mirrorMakers.setMessageID("");
323 } else if (object.get("listAllMirrorMaker") != null) {
324 logger.info("Received listALLMirrorMaker request from topic");
326 mirrorMakers.setMessageID((String) object.get("messageID"));
327 publishTopic(g.toJson(mirrorMakers));
328 mirrorMakers.setMessageID("");
329 } else if (object.get("updateWhiteList") != null) {
330 logger.info("Received updateWhiteList request from topic");
331 UpdateWhiteList m = g.fromJson(topicMessage, UpdateWhiteList.class);
332 updateWhiteList(m.getUpdateWhiteList());
334 mirrorMakers.setMessageID(m.getMessageID());
335 publishTopic(g.toJson(mirrorMakers));
336 mirrorMakers.setMessageID("");
337 } else if (object.get("listMirrorMaker") != null) {
338 logger.info("Received listMirrorMaker from topic, skipping messages");
340 logger.info("Received unknown request from topic");
342 } catch (Exception ex) {
344 if (connectionattempt > 5) {
345 logger.info("Can't connect to the topic, mmagent shutting down , " + topicMessage);
348 logger.info("Can't connect to the topic, " + topicMessage + " Retrying " + connectionattempt
349 + " of 5 times in 1 minute" + " Error:" + ex.getLocalizedMessage());
353 // Check all MirrorMaker every min
354 connectionattempt = 0;
359 } catch (Exception e) {
365 private void createMirrorMaker(MirrorMaker newMirrorMaker) {
366 boolean exists = false;
367 if (mirrorMakers != null) {
368 int mirrorMakersCount = mirrorMakers.getListMirrorMaker().size();
369 for (int i = 0; i < mirrorMakersCount; i++) {
370 MirrorMaker mm = mirrorMakers.getListMirrorMaker().get(i);
371 if (mm.name.equals(newMirrorMaker.name)) {
373 logger.info("MirrorMaker already exist for:" + newMirrorMaker.name);
378 logger.info("Adding new MirrorMaker:" + newMirrorMaker.name);
379 if (exists == false && mirrorMakers != null) {
380 mirrorMakers.getListMirrorMaker().add(newMirrorMaker);
381 } else if (exists == false && mirrorMakers == null) {
382 mirrorMakers = new ListMirrorMaker();
383 ArrayList<MirrorMaker> list = mirrorMakers.getListMirrorMaker();
384 list = new ArrayList<MirrorMaker>();
385 list.add(newMirrorMaker);
386 mirrorMakers.setListMirrorMaker(list);
388 checkPropertiesFile(newMirrorMaker.name, "consumer", newMirrorMaker.consumer, true);
389 checkPropertiesFile(newMirrorMaker.name, "producer", newMirrorMaker.producer, true);
392 mirrorMakerProperties.setProperty("mirrormakers", g.toJson(this.mirrorMakers));
393 OutputStream out = null;
395 out = new FileOutputStream(mmagenthome + "/etc/mmagent.config");
396 mirrorMakerProperties.store(out, "");
397 } catch (IOException ex) {
398 ex.printStackTrace();
403 } catch (IOException e) {
410 private void updateMirrorMaker(MirrorMaker newMirrorMaker) {
411 boolean exists = false;
412 if (mirrorMakers != null) {
413 int mirrorMakersCount = mirrorMakers.getListMirrorMaker().size();
414 for (int i = 0; i < mirrorMakersCount; i++) {
415 MirrorMaker mm = mirrorMakers.getListMirrorMaker().get(i);
416 if (mm.name.equals(newMirrorMaker.name)) {
418 mm.setConsumer(newMirrorMaker.getConsumer());
419 mm.setProducer(newMirrorMaker.getProducer());
420 mirrorMakers.getListMirrorMaker().set(i, mm);
421 logger.info("Updating MirrorMaker:" + newMirrorMaker.name);
426 checkPropertiesFile(newMirrorMaker.name, "consumer", newMirrorMaker.consumer, true);
427 checkPropertiesFile(newMirrorMaker.name, "producer", newMirrorMaker.producer, true);
430 mirrorMakerProperties.setProperty("mirrormakers", g.toJson(this.mirrorMakers));
431 OutputStream out = null;
433 out = new FileOutputStream(mmagenthome + "/etc/mmagent.config");
434 mirrorMakerProperties.store(out, "");
435 MirrorMakerProcessHandler.stopMirrorMaker(newMirrorMaker.name);
438 } catch (InterruptedException e) {
440 } catch (IOException ex) {
441 ex.printStackTrace();
446 } catch (IOException e) {
452 logger.info("MirrorMaker Not found for:" + newMirrorMaker.name);
456 private void updateWhiteList(MirrorMaker newMirrorMaker) {
457 boolean exists = false;
458 if (mirrorMakers != null) {
459 int mirrorMakersCount = mirrorMakers.getListMirrorMaker().size();
460 for (int i = 0; i < mirrorMakersCount; i++) {
461 MirrorMaker mm = mirrorMakers.getListMirrorMaker().get(i);
462 if (mm.name.equals(newMirrorMaker.name)) {
464 mm.setWhitelist(newMirrorMaker.whitelist);
465 mirrorMakers.getListMirrorMaker().set(i, mm);
466 logger.info("Updating MirrorMaker WhiteList:" + newMirrorMaker.name + " WhiteList:"
467 + newMirrorMaker.whitelist);
473 mirrorMakerProperties.setProperty("mirrormakers", g.toJson(this.mirrorMakers));
474 OutputStream out = null;
476 out = new FileOutputStream(mmagenthome + "/etc/mmagent.config");
477 mirrorMakerProperties.store(out, "");
478 MirrorMakerProcessHandler.stopMirrorMaker(newMirrorMaker.name);
481 } catch (InterruptedException e) {
483 } catch (IOException ex) {
484 ex.printStackTrace();
489 } catch (IOException e) {
495 logger.info("MirrorMaker Not found for:" + newMirrorMaker.name);
499 private void deleteMirrorMaker(MirrorMaker newMirrorMaker) {
500 boolean exists = false;
501 if (mirrorMakers != null) {
502 int mirrorMakersCount = mirrorMakers.getListMirrorMaker().size();
503 for (int i = 0; i < mirrorMakersCount; i++) {
504 MirrorMaker mm = mirrorMakers.getListMirrorMaker().get(i);
505 if (mm.name.equals(newMirrorMaker.name)) {
507 mirrorMakers.getListMirrorMaker().remove(i);
508 logger.info("Removing MirrorMaker:" + newMirrorMaker.name);
509 i = mirrorMakersCount;
515 String path = mmagenthome + "/etc/" + newMirrorMaker.name + "consumer" + ".properties";
516 File file = new File(path);
518 } catch (Exception ex) {
521 String path = mmagenthome + "/etc/" + newMirrorMaker.name + "producer" + ".properties";
522 File file = new File(path);
524 } catch (Exception ex) {
527 mirrorMakerProperties.setProperty("mirrormakers", g.toJson(this.mirrorMakers));
528 OutputStream out = null;
530 out = new FileOutputStream(mmagenthome + "/etc/mmagent.config");
531 mirrorMakerProperties.store(out, "");
532 MirrorMakerProcessHandler.stopMirrorMaker(newMirrorMaker.name);
533 } catch (IOException ex) {
534 ex.printStackTrace();
539 } catch (IOException e) {
545 logger.info("MirrorMaker Not found for:" + newMirrorMaker.name);
549 private void loadProperties() {
550 InputStream input = null;
553 input = new FileInputStream(mmagenthome + "/etc/mmagent.config");
554 mirrorMakerProperties.load(input);
556 if (mirrorMakerProperties.getProperty("mirrormakers") == null) {
557 this.mirrorMakers = new ListMirrorMaker();
558 ArrayList<MirrorMaker> list = this.mirrorMakers.getListMirrorMaker();
559 list = new ArrayList<MirrorMaker>();
560 this.mirrorMakers.setListMirrorMaker(list);
562 this.mirrorMakers = g.fromJson(mirrorMakerProperties.getProperty("mirrormakers"),
563 ListMirrorMaker.class);
566 this.kafkahome = mirrorMakerProperties.getProperty("kafkahome");
567 this.topicURL = mirrorMakerProperties.getProperty("topicURL");
568 this.topicname = mirrorMakerProperties.getProperty("topicname");
569 this.mechid = mirrorMakerProperties.getProperty("mechid");
571 BasicTextEncryptor textEncryptor = new BasicTextEncryptor();
572 textEncryptor.setPassword(secret);
573 //this.password = textEncryptor.decrypt(mirrorMakerProperties.getProperty("password"));
574 this.password = mirrorMakerProperties.getProperty("password");
575 } catch (IOException ex) {
576 // ex.printStackTrace();
581 } catch (IOException e) {
582 // e.printStackTrace();