jar服务配置文件

  1. JAVA_HOME = /usr/local/jdk1.8.0_91/
  2. work_dir=/root
  3. jar_file = rest-demo.jar
  4. log = app.log
  5. args = "--server.port=9090 --spring.profiles.active=dev"
  6. #options = "-Xms128m -Xmx256m"

启动脚本

jar.server rest-demo.conf start

  1. #!/bin/bash
  3. config_file=$1
  4. cmd=$2
  6. # 全局变量，用来接收配置文件的值
  7. JAVA_HOME=
  8. work_dir=
  9. jar_file=
  10. log=
  11. args=
  12. options=
  14. # 使用说明
  15. function usage(){
  16.     echo "input error !"
  17.     echo "Usage: `basename $0` (config_file) (start|stop|restart|status|log)"
  18.     exit -1
  19. }
  21. # 读取配置文件
  22. function read_conf(){
  23.     tmp=`grep '^JAVA_HOME' $config_file`
  24.     JAVA_HOME=`echo ${tmp#*=} |tr -d '\n\r' | sed 's/\"//g'`
  26.     tmp=`grep '^work_dir' $config_file`
  27.     work_dir=`echo ${tmp#*=} |tr -d '\n\r' | sed 's/\"//g'`
  29.     tmp=`grep '^jar_file' $config_file`
  30.     jar_file=`echo ${tmp#*=} |tr -d '\n\r' | sed 's/\"//g'`
  32.     tmp=`grep '^log' $config_file`
  33.     log=`echo ${tmp#*=} |tr -d '\n\r' | sed 's/\"//g'`
  35.     tmp=`grep '^args' $config_file`
  36.     args=`echo ${tmp#*=} |tr -d '\n\r' | sed 's/\"//g'`
  38.     tmp=`grep '^options' $config_file`
  39.     options=`echo ${tmp#*=} |tr -d '\n\r' | sed 's/\"//g'`
  40.     # 判断目录是否存在
  41.     if [[ -d $work_dir ]]; then
  42.         cd $work_dir
  43.     fi
  44.     # 判断文件是否存在
  45.     if [[ ! -f $jar_file ]]; then
  46.         echo "${jar_file} is not exist !"
  47.         exit -1
  48.     fi
  49. }
  51. # 获取pid
  52. function get_pid(){
  53.     pid=`ps -ef|grep -v grep |grep -v $0 |grep $jar_file |awk '{print $2}'`
  54. }
  56. # 启动
  57. function start(){
  58.     get_pid
  59.     if [[ $pid ]]; then
  60.         echo "service already exists,do not repeat startup !"
  61.         exit -1
  62.     fi
  63.     if [[ ${JAVA_HOME} ]];then
  64.         command=${JAVA_HOME}/bin/java
  65.     else
  66.         command=java
  67.     fi
  68.     ${command} -version &> /dev/null
  69.     if [[ $? != 0 ]];then
  70.         echo "please configure JAVA_HOME !"
  71.         exit -1
  72.     fi
  73.     nohup ${command} $options -jar ${jar_file} ${args} &> ${log} &
  74. }
  76. # 停止
  77. function stop(){
  78.     get_pid
  79.     if [[ $pid ]]; then
  80.         /bin/kill -9 $pid
  81.     fi
  82.     sleep 1
  83.     status
  84. }
  86. # 重启
  87. function restart(){
  88.     get_pid
  89.     if [[ $pid ]]; then
  90.         /bin/kill -9 $pid
  91.     fi
  92.     start
  93. }
  95. # 查看状态
  96. function status(){
  97.     get_pid
  98.     [[ $pid ]] && echo "service is started,pid is $pid" || echo "service is stopped"
  99. }
  101. # 查看日志
  102. function log(){
  103.     tailf -100 $log
  104. }
  106. # 读取配置文件
  107. read_conf
  109. case $cmd in
  110.     "start")
  111.         start
  112.         ;;
  113.     "stop")
  114.         stop
  115.         ;;
  116.     "status")
  117.         status
  118.         ;;
  119.     "restart")
  120.         restart
  121.         ;;
  122.     "log")
  123.         log
  124.         ;;
  125.     *)
  126.         usage
  127.         ;;
  128. esac

使用

jar.server rest-demo.conf start

配置文件:可以是绝对路径或相对路径

配置计划任务，实现失败启动

crontab -e

  1. jar.server