src/main/java/com/att/nsa/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.
  20  *
  21  *******************************************************************************/
  22
  23 package com.att.nsa.dmaapMMAgent.utils;
  24
  25 import java.io.BufferedReader;
  26 import java.io.InputStream;
  27 import java.io.InputStreamReader;
  28
  29 import org.apache.log4j.Logger;
  30
  31 import com.att.nsa.dmaapMMAgent.MirrorMakerAgent;
  32
  33
  34 public class MirrorMakerProcessHandler {
  35         static final Logger logger = Logger.getLogger(MirrorMakerProcessHandler.class);
  36
  37         public static boolean checkMirrorMakerProcess(String agentname) {
  38                 try {
  39                         Runtime rt = Runtime.getRuntime();
  40                         Process mmprocess = null;
  41
  42                         if (System.getProperty("os.name").contains("Windows")) {
  43                                 String args = "";
  44                                 args = "wmic.exe process where \"commandline like '%agentname=" + agentname
  45                                                 + "~%' and caption='java.exe'\"";
  46                                 mmprocess = rt.exec(args);
  47                         } else {
  48                                 String args[] = { "/bin/sh", "-c", "ps -ef |grep java |grep agentname=" + agentname + "~" };
  49                                 mmprocess = rt.exec(args);
  50                         }
  51
  52                         InputStream is = mmprocess.getInputStream();
  53                         InputStreamReader isr = new InputStreamReader(is);
  54                         BufferedReader br = new BufferedReader(isr);
  55                         String line;
  56                         while ((line = br.readLine()) != null) {
  57                                 // System.out.println(line);
  58                                 if (line.contains("agentname=" + agentname) && line.contains("/bin/sh -c") == false) {
  59                                         return true;
  60                                 }
  61                         }
  62                 } catch (Exception e) {
  63                         logger.error("Error at checkMirrorMakerProcess method:" + e.getMessage());
  64                 }
  65                 return false;
  66         }
  67
  68         public static void stopMirrorMaker(String agentname) {
  69                 try {
  70                         Runtime rt = Runtime.getRuntime();
  71                         Process killprocess = null;
  72
  73                         if (System.getProperty("os.name").contains("Windows")) {
  74                                 String args = "wmic.exe process where \"commandline like '%agentname=" + agentname
  75                                                 + "~%' and caption='java.exe'\" call terminate";
  76                                 killprocess = rt.exec(args);
  77                         } else {
  78                                 String args[] = { "/bin/sh", "-c",
  79                                                 "kill -9 $(ps -ef |grep java |grep agentname=" + agentname + "~| awk '{print $2}')" };
  80                                 // args = "kill $(ps -ef |grep java |grep agentname=" +
  81                                 // agentname + "~| awk '{print $2}')";
  82                                 killprocess = rt.exec(args);
  83                         }
  84
  85                         InputStream is = killprocess.getInputStream();
  86                         InputStreamReader isr = new InputStreamReader(is);
  87                         BufferedReader br = new BufferedReader(isr);
  88                         String line;
  89                         while ((line = br.readLine()) != null) {
  90                                 // System.out.println(line);
  91                         }
  92
  93                         logger.info("Mirror Maker " + agentname + " Stopped");
  94                 } catch (Exception e) {
  95                         logger.error("Error at stopMirrorMaker method:" + e.getMessage());
  96                 }
  97
  98         }
  99
 100         public static void startMirrorMaker(String mmagenthome, String kafkaHome, String agentName, String consumerConfig,
 101                         String producerConfig, String whitelist) {
 102                 try {
 103                         Runtime rt = Runtime.getRuntime();
 104
 105                         if (System.getProperty("os.name").contains("Windows")) {
 106                                 String args = kafkaHome + "/bin/windows/kafka-run-class.bat -Dagentname=" + agentName
 107                                                 + "~ kafka.tools.MirrorMaker --consumer.config " + consumerConfig + " --producer.config "
 108                                                 + producerConfig + " --whitelist '" + whitelist + "' > " + mmagenthome + "/logs/" + agentName
 109                                                 + "_MMaker.log";
 110                                 final Process process = rt.exec(args);
 111                                 new Thread() {
 112                                         public void run() {
 113                                                 try {
 114                                                         InputStream is = process.getInputStream();
 115                                                         InputStreamReader isr = new InputStreamReader(is);
 116                                                         BufferedReader br = new BufferedReader(isr);
 117                                                         String line;
 118                                                         while ((line = br.readLine()) != null) {
 119                                                                 // System.out.println(line);
 120                                                         }
 121                                                 } catch (Exception anExc) {
 122                                                         logger.error("Error at startMirrorMaker method:" + anExc.getMessage());
 123                                                 }
 124                                         }
 125                                 }.start();
 126                         } else {
 127                                 String args[] = { "/bin/sh", "-c",
 128                                                 kafkaHome + "/bin/kafka-run-class.sh -Dagentname=" + agentName
 129                                                                 + "~ kafka.tools.MirrorMaker --consumer.config " + consumerConfig
 130                                                                 + " --producer.config " + producerConfig + " --whitelist '" + whitelist + "' >"
 131                                                                 + mmagenthome + "/logs/" + agentName + "_MMaker.log 2>&1" };
 132                                 final Process process = rt.exec(args);
 133                                 new Thread() {
 134                                         public void run() {
 135                                                 try {
 136                                                         InputStream is = process.getInputStream();
 137                                                         InputStreamReader isr = new InputStreamReader(is);
 138                                                         BufferedReader br = new BufferedReader(isr);
 139                                                         String line;
 140                                                         while ((line = br.readLine()) != null) {
 141                                                                 // System.out.println(line);
 142                                                         }
 143                                                 } catch (Exception anExc) {
 144                                                         logger.error("Exception at startMirrorMaker method else part run method:" + anExc.getMessage());
 145                                                 }
 146                                         }
 147                                 }.start();
 148                         }
 149
 150                         logger.info("Mirror Maker " + agentName + " Started" + " WhiteListing:" + whitelist);
 151
 152                 } catch (Exception e) {
 153                         e.printStackTrace();
 154                 }
 155         }
 156 }