linux – Debian init脚本从头开始

这是我到目前为止所做的,但我的基础是我对初始脚本和大量谷歌搜索的有限知识.

我只是想知道我是否在考虑这个问题,每次停止脚本时我是否需要卸载模块.启动时无负载的模块,我知道我需要启动iscsi守护进程并加载配置.

任何帮助,将不胜感激.

#!/bin/sh

DAEMON=/usr/local/sbin/iscsi-scstd
PIDFILE=/var/run/iscsi-scstd.pid
CONFIG=/etc/scst/scst.conf

case "$1" in

start)
    echo "Starting SCST iSCSI target service: "
    modprobe scst
    modprobe scst_vdisk
    modprobe iscsi_scst
    start-stop-daemon --start --quiet --exec $DAEMON
    scstadmin -config $CONFIG
    $RETVAL=$?
    if [ $RETVAL == "0" ]; then
        echo -n "Success"
    fi
    ;;

stop)
    echo "Stopping SCST iSCSI target service: "
    modprobe -r scst
    modprobe -r scst_vdisk
    modprobe -r iscsi_scst
    start-stop-daemon --stop --quiet --exec $DAEMON --pidfile $PIDFILE
    $RETVAL=$?
    if [ $RETVAL == "3" ]; then
        echo -n "Success"
    fi
    if [ $RETVAL == "1" ]; then
        rm -f $PIDFILE
        echo -n "Success"
    fi
    ;;

restart)
    echo "Stopping SCST iSCSI target service: "
    modprobe -r scst
    modprobe -r scst_vdisk
    modprobe -r iscsi_scst
    start-stop-daemon --stop --quiet --exec $DAEMON --pidfile $PIDFILE
    sleep 2
    echo "Stopping SCST iSCSI target service: "
    modprobe scst
    modprobe scst_vdisk
    modprobe iscsi_scst
    start-stop-daemon --start --quiet --exec $DAEMON
    scstadmin -config $CONFIG
    ;;

status)
    $RETVAL=$?
    if [ $RETVAL == "0" ]; then
        echo -n "SCST iSCSI target service is running"
    fi
    if [ $RETVAL == "3" ]; then
        echo -n "SCST iSCSI target service is not running"
    fi
    if [ $RETVAL == "4" ]; then
        echo -n "SCST iSCSI target service is unknown"
    fi  


*)
    echo "Usage: /etc/init.d/scst {start|stop|restart}"
    exit 1

esac

exit 0

实际上,我最终在旧的Ubuntu PPA中找到了我正在寻找的iSCSI目标.所以这个问题几乎没有实际意义.