src/main/java/org/onap/dmaap/mr/dmaapMMAgent/utils/MirrorMakerProcessHandler.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.
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  21  *******************************************************************************/
  22 package org.onap.dmaap.mr.dmaapMMAgent.utils;
  23
  24 import java.io.BufferedReader;
  25 import java.io.InputStream;
  26 import java.io.InputStreamReader;
  27
  28 import org.apache.log4j.Logger;
  29
  30 public class MirrorMakerProcessHandler {
  31         static final Logger logger = Logger.getLogger(MirrorMakerProcessHandler.class);
  32         static String mmagenthome = System.getProperty("MMAGENTHOME");
  33
  34         public static boolean checkMirrorMakerProcess(String agentname, boolean enablelogCheck, String grepLog) throws Exception {
  35                 String line,linelog;
  36                 try {
  37                         Runtime rt = Runtime.getRuntime();
  38                         Process mmprocess = null;
  39
  40                         if (System.getProperty("os.name").contains("Windows")) {
  41                                 String args = "";
  42                                 args = "wmic.exe process where \"commandline like '%agentname=" + agentname
  43                                                 + "~%' and caption='java.exe'\"";
  44                                 mmprocess = rt.exec(args);
  45                         } else {
  46                                 //String args[] = { "/bin/sh", "-c", "ps -ef |grep java |grep agentname=" + agentname + "~" };
  47
  48                                 String args[] = { "/bin/sh", "-c", "ps -ef | grep `ps -ef |grep agentname=" + agentname + "~ | egrep -v 'grep|java' | awk '{print $2}' `| egrep -v '/bin/sh|grep' "};
  49                                 logger.info("CheckMM process->"+args[2]);
  50                                 mmprocess = rt.exec(args);
  51                         }
  52
  53                         InputStream is = mmprocess.getInputStream();
  54                         InputStreamReader isr = new InputStreamReader(is);
  55                         BufferedReader br = new BufferedReader(isr);
  56
  57                         while ((line = br.readLine()) != null) {
  58                                 logger.info(line);
  59                 //              if (line.contains("agentname=" + agentname) && line.contains("/bin/sh -c") == false) {
  60
  61                                         //If enablelogCheck Check MirrorMaker log for errors and restart mirrormaker
  62                                         if(enablelogCheck) {
  63                                                 logger.info("Check if MM log contains any errors");
  64                                                 String args2[];
  65                                                 args2 = new String[] { "/bin/sh", "-c", "grep -i ERROR "+ mmagenthome + "/logs/" + agentname + "_MMaker.log"};
  66                                                 if(null!=grepLog && !grepLog.isEmpty())
  67                                                 {
  68                                                          args2 = new String[]{ "/bin/sh", "-c", grepLog +" " +  mmagenthome + "/logs/" + agentname + "_MMaker.log"};
  69                                                 }
  70                                                 logger.info("Grep log args-- "+args2[2]);
  71                                                 mmprocess = rt.exec(args2);
  72                                                 InputStream islog = mmprocess.getInputStream();
  73                                                 InputStreamReader isrlog = new InputStreamReader(islog);
  74                                                 BufferedReader brlog = new BufferedReader(isrlog);
  75
  76                                                         while ((linelog = brlog.readLine()) != null)
  77                                                         {
  78                                                                 logger.info("Error from MM log--"+linelog);
  79
  80                                                                                 if (linelog.toLowerCase().contains("ERROR".toLowerCase()) ||
  81                                                                                                 linelog.toLowerCase().contains("Issue".toLowerCase())   )
  82                                                                                 {
  83                                                                                         logger.info("MM log contains error Stop MM and restart");
  84                                                                                         stopMirrorMaker(agentname);
  85                                                                                         isrlog.close();
  86                                                                                         brlog.close();
  87                                                                                         return false;
  88                                                                                 }
  89
  90
  91                                                         }
  92                                                         isrlog.close();
  93                                                         brlog.close();
  94                                         }
  95
  96                                                 return true;
  97                         //      }
  98                         }
  99                 } catch (Exception e) {
 100                         logger.error("Error occured in MirrorMakerProcessHandler.checkMirrorMakerProcess"+e);
 101                 }
 102                 return false;
 103         }
 104
 105         public static void stopMirrorMaker(String agentname) {
 106                 try {
 107                         Runtime rt = Runtime.getRuntime();
 108                         Process killprocess = null;
 109
 110                         if (System.getProperty("os.name").contains("Windows")) {
 111                                 String args = "wmic.exe process where \"commandline like '%agentname=" + agentname
 112                                                 + "~%' and caption='java.exe'\" call terminate";
 113                                 killprocess = rt.exec(args);
 114                         } else {
 115                                 //String args[] = { "/bin/sh", "-c",
 116                                         //      "kill -9 $(ps -ef |grep java |grep agentname=" + agentname + "~| awk '{print $2}')" };
 117
 118                                 //String args[] = { "/bin/sh", "-c",
 119                                 //              "kill -9 `ps -ef |grep agentname=" + agentname + "~| egrep -v 'grep|java' | awk '{print $2}'` | egrep -v '/bin/sh|grep'"};
 120                                 String args[] = { "/bin/sh", "-c",
 121                                                 "for i in `ps -ef |grep agentname="+ agentname + "~ | egrep -v 'grep|java' | awk '{print $2}'`;do kill -9 `ps -eaf | grep $i | egrep -v '/bin/sh|grep' | awk '{print $2}'` ;done"};
 122                                 logger.info ("Stop MM ->"+args[2]);
 123                                 // args = "kill $(ps -ef |grep java |grep agentname=" +
 124                                 // agentname + "~| awk '{print $2}')";
 125                                 killprocess = rt.exec(args);
 126                         }
 127
 128                         InputStream is = killprocess.getInputStream();
 129                         InputStreamReader isr = new InputStreamReader(is);
 130                         BufferedReader br = new BufferedReader(isr);
 131                         String line;
 132                         while ((line = br.readLine()) != null) {
 133                                 // System.out.println(line);
 134                         }
 135
 136                         logger.info("Mirror Maker " + agentname + " Stopped");
 137                 } catch (Exception e) {
 138                         e.printStackTrace();
 139                 }
 140
 141         }
 142
 143         public static void startMirrorMaker(String mmagenthome, String kafkaHome, String agentName, String consumerConfig,
 144                         String producerConfig, int numStreams,  String whitelist) {
 145                 try {
 146                         Runtime rt = Runtime.getRuntime();
 147
 148                         if (System.getProperty("os.name").contains("Windows")) {
 149                                 String args = kafkaHome + "/bin/windows/kafka-run-class.bat -Dagentname=" + agentName
 150                                                 + "~ kafka.tools.MirrorMaker --consumer.config " + consumerConfig + " --producer.config "
 151                                                 + producerConfig +" --num.streams " + numStreams + "  --abort.on.send.failure true" +" --whitelist '" + whitelist + "' > " + mmagenthome + "/logs/" + agentName
 152                                                 + "_MMaker.log";
 153                                 final Process process = rt.exec(args);
 154                                 new Thread() {
 155                                         @Override
 156                                         public void run() {
 157                                                 try {
 158                                                         InputStream is = process.getInputStream();
 159                                                         InputStreamReader isr = new InputStreamReader(is);
 160                                                         BufferedReader br = new BufferedReader(isr);
 161                                                         String line;
 162                                                         while ((line = br.readLine()) != null) {
 163                                                                 // System.out.println(line);
 164                                                         }
 165                                                 } catch (Exception anExc) {
 166                                                         anExc.printStackTrace();
 167                                                 }
 168                                         }
 169                                 }.start();
 170                         } else {
 171                                 String args[] = { "/bin/sh", "-c",
 172                                                 kafkaHome + "/bin/kafka-run-class.sh -Dagentname=" + agentName
 173                                                                 + "~ kafka.tools.MirrorMaker --consumer.config " + consumerConfig
 174                                                                 + " --producer.config " + producerConfig + " --num.streams " + numStreams + "  --abort.on.send.failure true" + " --whitelist '" + whitelist + "' >"
 175                                                                 + mmagenthome + "/logs/" + agentName + "_MMaker.log 2>&1" };
 176                                 final Process process = rt.exec(args);
 177                                 new Thread() {
 178                                         public void run() {
 179                                                 try {
 180                                                         InputStream is = process.getInputStream();
 181                                                         InputStreamReader isr = new InputStreamReader(is);
 182                                                         BufferedReader br = new BufferedReader(isr);
 183                                                         String line;
 184                                                         while ((line = br.readLine()) != null) {
 185                                                                 // System.out.println(line);
 186                                                         }
 187                                                 } catch (Exception anExc) {
 188                                                         anExc.printStackTrace();
 189                                                 }
 190                                         }
 191                                 }.start();
 192                         }
 193
 194                         logger.info("Mirror Maker " + agentName + " Started" + " WhiteListing:" + whitelist);
 195
 196                 } catch (Exception e) {
 197                         e.printStackTrace();
 198                 }
 199         }
 200 }