source: clfs-embedded/bootscripts/clfs/rc.d/init.d/sshd@ aea05b2

#!/bin/ash
#
# DropBear SSH

. /etc/rc.d/init.d/functions

DSSKEY=/etc/ssh/dss_host_key
RSAKEY=/etc/ssh/rsa_host_key

case "$1" in
start)
        if [ ! -r "$DSSKEY" ]; then
                echo -n "Generating DSS host key: "
                dropbearkey -t dss -f "$DSSKEY" &> /dev/null
                check_status
        fi
        if [ ! -r "$RSAKEY" ]; then
                echo -n "Generating RSA host key: "
                dropbearkey -t rsa -f "$RSAKEY" &> /dev/null
                check_status
        fi
        if [ -r /var/run/dropbear.pid ]; then
                echo "Service sshd already running."
        else
                echo -n "Starting SSH server: "
                dropbear
                check_status
        fi
        ;;
stop)
        if [ -r /var/run/dropbear.pid ]; then
                echo -n "Stopping SSH server: "
                kill `cat /var/run/dropbear.pid`
                check_status
        else
                echo "Service sshd not running."
        fi
        ;;
restart)
        $0 stop
        $0 start
        ;;
status)
        if [ -r /var/run/dropbear.pid ]; then
                echo "Service sshd running (PID `cat /var/run/dropbear.pid`)."
        else
                echo "Service sshd not running."
        fi
        ;;
*)
        echo "Usage: $0 {start|stop|restart|status}"
        exit 1
esac