Linux下shell通用脚本启动jar（微服务）

linux  /  管理员 发布于 7年前   185

vim app_jar.sh

#!/bin/bash#source /etc/profile# Auth：Liucx# Please change these parameters according to your real env.# set Java Home: Remember that dolphin only supports JDK8!JAVA_HOME=/usr/java/jdk1.8.0_162# application directorycd `dirname $0`APP_HOME=`pwd`APP_NAME="`cd ${APP_HOME} && find -name '*.jar' `"JAR_HOME=`pwd |awk -F"/" '{print $NF}'`# Java JVM lunch parametersif [ x"$JAVA_MEM_OPTS" == x ];then  JAVA_MEM_OPTS="-server -Xms512m -Xmx512m -Xmn128m -Xss256k -XX:+DisableExplicitGC -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled -XX:LargePageSizeInBytes=128m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70 "fi# waiting timeout for starting, in secondsSTART_WAIT_TIMEOUT=30psid=0checkpid() {  javaps=`$JAVA_HOME/bin/jps -l | grep "$JAR_HOME"`  if [ -n "$javaps" ]; then   psid=`echo $javaps | awk '{print $1}'`  else   psid=0  fi}start() {  checkpid  if [ $psid -ne 0 ]; then   echo "================================"   echo "warn: $APP_NAME already started! (pid=$psid)"   echo "================================"  else   echo -n "Starting $APP_NAME ..."   #-Dspring.profiles.active=dev 指定环境   nohup $JAVA_HOME/bin/java -jar -Dspring.profiles.active=dev -DCONFIG_ENABLE=true $JAVA_MEM_OPTS ${APP_NAME} >${JAR_HOME}.log 2>&1 &     checkpid   if [ $psid -ne 0 ]; then     echo "(pid=$psid) [OK]"   else     echo "[Failed]"   fi  fi}stop() {  sleep 2  checkpid  if [ $psid -ne 0 ]; then   echo -n "Stopping $APP_NAME ...(pid=$psid) "   #kill -9 $psid   kill -9 $psid   if [ $? -eq 0 ]; then     echo "[OK]"   else     echo "[Failed]"   fi#   checkpid#   if [ $psid -ne 0 ]; then#     stop#   fi  else   echo "================================"   echo "warn: $APP_NAME is not running"   echo "================================"  fi}status() {  checkpid  if [ $psid -ne 0 ]; then   echo "$APP_NAME is running! (pid=$psid)"  else   echo "$APP_NAME is not running"  fi}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=$APP_HOME"  echo "APP_NAME=$APP_NAME"  echo "****************************"}case "$1" in  'start')   start   ;;  'stop')   stop   ;;  'restart')   stop   echo "You restart the application ..."   start #   ;;  'status')   status   ;;  'info')   info   ;; *)   echo "Usage: $0 {start|stop|restart|status|info}"   exit 1esac

使用方式：

app_jar.sh startapp_jar.sh stopapp_jar.sh restart

注：该脚本只需要放在jar包当前目录下即可，脚本当前目录只允许存在一个jar包，如果多个会同时启动或重启

还需提醒下：启动的jar包名主体不能改变，防止脚本无效。目前正在公司生产环境使用中，希望您纠正，提出建议。

总结

以上所述是小编给大家介绍的Linux下shell通用脚本启动jar,希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对站的支持！
如果你觉得本文对你有帮助，欢迎转载，烦请注明出处，谢谢！