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    CentOS下redis自启动shell脚本

    作者:admin 时间:2021-02-20 15:44

    用这个脚本管理之前,需要先配置下面的内核参数,否则Redis脚本在重启或停止redis时,将会报错,并且不能自动在停止服务前同步数据到磁盘上:

    复制代码 代码如下:

    # vi /etc/sysctl.conf

    vm.overcommit_memory = 1


    然后应用生效:
    复制代码 代码如下:
    # sysctl -p

    然后增加服务并开机自启动:

    复制代码 代码如下:

    # chmod 755 /etc/init.d/redis
    # chkconfig –add redis
    # chkconfig –level 345 redis on
    # chkconfig –list redis

    脚本源码:

    #!/bin/bash
    #
    # redis - this script starts and stops the redis-server daemon
    #
    # chkconfig:  - 80 12
    # description: Redis is a persistent key-value database
    # processname: redis-server
    # config:   /usr/local/redis/etc/redis.conf
    # pidfile:   /usr/local/redis/var/redis.pid
    
    source /etc/init.d/functions
    
    BIN="/usr/local/redis/bin"
    CONFIG="/usr/local/redis/etc/redis.conf"
    PIDFILE="/usr/local/redis/var/redis.pid"
    
    
    ### Read configuration
    [ -r "$SYSCONFIG" ] && source "$SYSCONFIG"
    
    RETVAL=0
    prog="redis-server"
    desc="Redis Server"
    
    start() {
    
        if [ -e $PIDFILE ];then
           echo "$desc already running...."
           exit 1
        fi
    
        echo -n $"Starting $desc: "
        daemon $BIN/$prog $CONFIG
    
        RETVAL=$?
        echo
        [ $RETVAL -eq 0 ] && touch /var/lock/subsys/$prog
        return $RETVAL
    }
    
    stop() {
        echo -n $"Stop $desc: "
        killproc $prog
        RETVAL=$?
        echo
        [ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/$prog $PIDFILE
        return $RETVAL
    }
    
    restart() {
      stop
      start
    }
    
    case "$1" in
     start)
        start
        ;;
     stop)
        stop
        ;;
     restart)
        restart
        ;;
     condrestart)
        [ -e /var/lock/subsys/$prog ] && restart
        RETVAL=$?
        ;;
     status)
        status $prog
        RETVAL=$?
        ;;
      *)
        echo $"Usage: $0 {start|stop|restart|condrestart|status}"
        RETVAL=1
    esac
    
    exit $RETVAL

    注意:请将脚本中redis的启动文件、配置文件和pid文件存放位置按你配置的位置做相应修改,文件保存的时候注意是unix下可运行的模式,否则在linux下运行的时候会提示错误,/bin/bash^M: bad interpreter: No such file or directory

    js
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