原先的lsof -i:port 方式重启java 程序经常会有些小问题，这里改进了新脚本，并且结合ansilbe 使用，直接上脚本和样例。
restat-tm.sh
#!/bin/bash
JAVA_HOME="/usr/local/java/jdk1.8.0_25" ###jdk
APP_MAINCLASS="TM" ###TM.jar
APP_HOME="/home/java/tm" ####/home/java/tm/***
#java虚拟机启动参数
JAVA_OPTS="-ms512m -mx512m -Xmn256m -Djava.awt.headless=true -XX:MaxPermSize=128m -Dfile.encoding=UTF-8 "
psid=0
##########################################checkpid()#################################
checkpid() {
javaps=`$JAVA_HOME/bin/jps -l | grep $APP_MAINCLASS`
if [ -n "$javaps" ]; then
psid=`echo $javaps | awk ‘{print $1}‘`
else
psid=0 ####[ $psid -ne 0 ]
fi
echo "checkpid:"+$psid
}
##########################################start ()#################################
start() {
checkpid
if [ $psid -ne 0 ]; then
echo "================================"
echo "warn: $APP_MAINCLASS already started! (pid=$psid)"
echo "================================"
else
echo -n "Starting $APP_MAINCLASS ..."
nohup $JAVA_HOME/bin/java $JAVA_OPTS -jar $APP_HOME/$APP_MAINCLASS.jar > /dev/null 2>&1 &
checkpid
if [ $psid -ne 0 ]; then
echo "(pid=$psid) [start OK]"
else
echo "[start Failed]"
fi
fi
}
##########################################stoppid()#################################
stop() {
checkpid
if [ $psid -ne 0 ]; then
echo -n "Stopping $APP_MAINCLASS ...(pid=$psid) "
kill $psid
if [ $? -eq 0 ]; then
echo "[stop OK]"
else
echo "[stop Failed]"
fi
checkpid
if [ $psid -ne 0 ]; then
stop ###验证重杀
fi
else
echo "================================"
echo "warn: $APP_MAINCLASS is not running"
echo "================================"
fi
}
##########################################status ()#################################
status() {
checkpid
if [ $psid -ne 0 ]; then
echo "$APP_MAINCLASS is running! (pid=$psid) and run time is :"
ps -p $psid -o pid,etime,uid,gid
else
echo "$APP_MAINCLASS is not running"
fi
}
##########################################info)#################################
info() {
echo "System Information:"
echo "****************************"
echo `head -n 1 /etc/issue`
echo `uname -a`
echo
echo "JAVA_HOME=$JAVA_HOME"
echo `$JAVA_HOME/bin/java -version`
echo
echo "APP_HOME=$APP_HOME"
echo "APP_MAINCLASS=$APP_MAINCLASS"
echo "****************************"
}
##########################################op ()#################################
case "$1" in
‘start‘)
start
;;
‘stop‘)
stop
;;
‘restart‘)
stop
start
;;
‘status‘)
status
;;
‘info‘)
info
;;
*)
echo "Usage: $0 {start|stop|restart|status|info}"
exit 1
esac
exit 0
2.ansible play book
cat jd-tm-new.yml
---
- hosts: jd-tm-java
sudo_user: java
sudo: no
tasks:
- name: bakckup target.tar /home/java/war-backup
shell: mv -f /home/java/target.tar /home/java/war-backup/
ignore_errors: True
- name: rm old tm/*
shell: rm -rf /home/java/tm/*
ignore_errors: True
- name: stop tm java
shell: /home/java/restart-tm.sh stop
register: outMessg
- debug: var=outMessg.stdout_lines
ignore_errors: True
- name: Copy war file to client
copy: src=/root/.jenkins/jobs/jd-tm/workspace/target.tar dest=/home/java
- name: sleep 5
shell: sleep 5
- name: tar xvf target.tar
shell: tar -xvf /home/java/target.tar
- name: mv target.tar tm ,porject name
shell: mv -f /home/java/target/* /home/java/tm/
- name: start tm java
shell: /home/java/restart-tm.sh start
- shell: ps -eo pid,cmd,etime,stime | grep java
register: ps
- debug: var=ps.stdout_lines
3.执行样例：
本文出自 “好先生2020” 博客，请务必保留此出处http://fuyuan2016.blog.51cto.com/8678344/1850858
改进版重启java 程序，及配合ansible yml 批量执行
原文地址：http://fuyuan2016.blog.51cto.com/8678344/1850858
