Linux下shell通用脚本启动jar（微服务）

#!/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 directory
cd `dirname $0`
APP_HOME=`pwd`

APP_NAME="`cd ${APP_HOME} && find -name '*.jar' `" JAR_HOME=`pwd |awk -F"/" '{print $NF}'` # Java JVM lunch parameters if [ x"$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 seconds
START_WAIT_TIMEOUT=30

psid=0

checkpid() {
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 1
esac