常用-启动jar包的Shell脚本

常用Shell脚本-启动 jar 包

物理机启动

#!/bin/sh

# 可以根据实际情况进行修改
APP_NAME=ksd-manager
SERVER_PORT=8081
ACTIVE=dev
JAR_PATH='/opt/apps/ksd-manager'
JAR_NAME=ksd-manager.jar
#================================
JAR_PID=$JAR_PATH/$JAR_NAME\.pid
LOG_FILE=logs

JAVA_OPTS="-Xms512m -Xmx512m -XX:MetaspaceSize=512m -XX:MaxMetaspaceSize=1024m -XX:ParallelGCThreads=4 -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=utf-8 -Dspring.profiles.active=$ACTIVE -Dspring.config.location=$JAR_PATH/config/"

#  判断进程是否存在
is_exist() {
  pid=`ps -ef|grep $JAR_NAME|grep -v grep|awk '{print $2}' `

  if [ -z "${pid}" ]; then
    return 0
  else
    return 1
  fi
}

#  启动服务
start() {
  is_exist
  if [ $? -eq "1" ]; then
    echo "$APP_NAME  pid is ${pid}"
  else
    echo $JAVA_OPTS
    nohup java $JAVA_OPTS -jar $JAR_PATH/$JAR_NAME > $JAR_PATH/$LOG_FILE/run.log 2>&1 &
    echo $! > $JAR_PID
    echo " $APP_NAME  pid is $! "
    # tail -100f $JAR_PATH/$LOG_FILE/run.log
  fi
}

#  停止服务
stop() {
  # is_exist
  pidf=$(cat $JAR_PID)
  # echo "$pidf" 
  echo "pid = $pidf begin kill $pidf"
  kill $pidf
  rm -rf $JAR_PID
  sleep 2
  is_exist
  if [ $? -eq "1" ]; then
    echo "pid = $pid begin kill -9 $pid"
    kill -9  $pid
    sleep 2
    echo "$APP_NAME "
  else
    echo "$APP_NAME "
  fi 
}

#  查看服务状态
status() {
  is_exist
  if [ $? -eq "1" ]; then
    echo "$APP_NAME  pid is ${pid}"
  else
    echo "$APP_NAME "
  fi
}

#  重新启动服务
restart() {
  stop
  start
}

usage() {
    echo "Usage: sh app.sh [ start | stop | restart | status ]"
    exit 1
}

case "$1" in
  'start')
    start
    ;;
  'stop')
    stop
    ;;
  'restart')
    restart
    ;;
  'status')
    status
    ;;
  *)
    usage
    ;;
esac
exit 0

可以配合 System.Service 使用 systemctl

容器内启动

#!/bin/bash

set -x

# JVM Configuration
JAVA_OPT="${JAVA_OPT} -Xms${JVM_XMS} -Xmx${JVM_XMX} -XX:MetaspaceSize=${JVM_MS} -XX:MaxMetaspaceSize=${JVM_MMS}"



## system properties

# JAVA_OPT="${JAVA_OPT} -Dfile.encoding=utf-8 -Dspring.cloud.nacos.discovery.group=${NACOS_GROUP}"

JAVA_OPT="${JAVA_OPT} -Dspring.cloud.nacos.discovery.namespace=${NACOS_NAMESPACE}"

JAVA_OPT="${JAVA_OPT} -Dspring.cloud.nacos.discovery.server-addr=${NACOS_SERVER_ADDR}"

JAVA_OPT="${JAVA_OPT} -Dspring.cloud.nacos.username=${NACOS_USERNAME}"

JAVA_OPT="${JAVA_OPT} -Dspring.cloud.nacos.password=${NACOS_PASSWORD}"



if [ "${APP_NAME}" = "omm-gateway" ]; then 

   APP_PORT=58082
   APP_JAR="omm-gateway.jar"
fi

if [ "${APP_NAME}" = "omm-indicator-data" ]; then

   APP_PORT=58083
   APP_JAR="omm-indicator-data.jar"
fi

 

if [ "${APP_NAME}" = "omm-monitor-view" ]; then

   APP_PORT=58084
   APP_JAR="omm-monitor-view.jar"
fi


if [ "${APP_NAME}" = "omm-alert-manage" ]; then

   APP_PORT=58085
   APP_JAR="omm-alert-manage.jar"
fi

if [ "${APP_NAME}" = "omm-dispose-manage" ]; then

   APP_PORT=58086
   APP_JAR="omm-dispose-manage.jar"
fi

if [ "${APP_NAME}" = "omm-system-config" ]; then

   APP_PORT=58087
   APP_JAR="omm-system-config.jar"
fi


JAVA_OPT="${JAVA_OPT} -Dserver.port=${APP_PORT}"

JAVA_OPT="${JAVA_OPT} -jar ${APP_JAR}"


exec java  ${JAVA_OPT}