memcached服务启动脚本示例
以下是memcached服务启动脚本的示例,是一个非常简单但却非常通用的Sysv服务启动脚本。
#!/bin/bash
#
# chkconfig: - 86 14
# description: Distributed memory caching daemon
## Default variables
PORT="11211"
USER="nobody"
MAXCONN="1024"
CACHESIZE="64"
OPTIONS=""
RETVAL=0
prog="/usr/local/memcached/bin/memcached"
desc="Distributed memory caching"
lockfile="/var/lock/subsys/memcached"
. /etc/rc.d/init.d/functions
[ -f /etc/sysconfig/memcached ] && source /etc/sysconfig/memcached
start() {
echo -n $"Starting $desc (memcached): "
daemon $prog -d -p $PORT -u $USER -c $MAXCONN -m $CACHESIZE "$OPTIONS"
RETVAL=$?
echo
[ $RETVAL -eq 0 ] && touch $lockfile
return $RETVAL
}
stop() {
echo -n $"Shutting down $desc (memcached): "
killproc $prog
RETVAL=$?
echo
[ $RETVAL -eq 0 ] && rm -f $lockfile
return $RETVAL
}
restart() {
stop
start
}
reload() {
echo -n $"Reloading $desc ($prog): "
killproc $prog -HUP
RETVAL=$?
echo
return $RETVAL
}
case "$1" in
start)
start
;;
stop)
stop
;;
restart)
restart
;;
condrestart)
[ -e $lockfile ] && restart
RETVAL=$?
;;
reload)
reload
;;
status)
status $prog
RETVAL=$?
;;
*)
echo $"Usage: $0 {start|stop|restart|reload|condrestart|status}"
RETVAL=1
esac
exit $RETVAL
另请参考如何写SysV服务管理脚本。
文章链接: https://www.junmajinlong.com/shell/functions/
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