wlan

#!/bin/sh
#
# /etc/rc.d/wlan: start/stop wireless interface
#
DEV=wlp8s0


SSD=/sbin/start-stop-daemon
PROG_DHCP=/sbin/dhcpcd
PROG_WIFI=/usr/sbin/wpa_supplicant
PID_DHCP=/var/run/dhcpcd.pid
PID_WIFI=/var/run/wpa_supplicant.pid
OPTS_DHCP="--waitip -h $(/bin/hostname) -z $DEV"
OPTS_WIFI="-B -P $PID_WIFI -D nl80211,wext -c /etc/wpa_supplicant.conf -i $DEV"


print_status() {
        $SSD --status --pidfile $2
        case $? in
        0) echo "$1 is running with pid $(cat $2)" ;;
        1) echo "$1 is not running but the pid file $2 exists" ;;
        3) echo "$1 is not running" ;;
        4) echo "Unable to determine the program status" ;;
        esac
}
case $1 in
        start)
                $SSD --start --pidfile $PID_WIFI --exec $PROG_WIFI -- $OPTS_WIFI && \
                $SSD --start --pidfile $PID_DHCP --exec $PROG_DHCP -- $OPTS_DHCP
                RETVAL=$?
                ;;
        stop)
                ( $SSD --stop --retry 10 --pidfile $PID_DHCP
                  $SSD --stop --retry 10 --pidfile $PID_WIFI )
                RETVAL=$?
                ;;
        restart)
                $0 stop
                $0 start
                ;;
        status)
                print_status $PROG_WIFI $PID_WIFI
                print_status $PROG_DHCP $PID_DHCP
                ;;
        *)
                echo "Usage: $0 [start|stop|restart|status]"
                ;;
esac
exit $RETVAL