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#!/bin/sh

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/usr/sbin/dropbear
NAME=dropbear

DROPBEAR_PORT=22
DROPBEAR_EXTRA_ARGS=

. /lib/init/initmethod-bbinit-functions.sh

# test ! -h /var/service/dropbear || exit 0

DROPBEAR_RSAKEY_DEFAULT="@KEYDIR@/dropbear_rsa_host_key"
DROPBEAR_DSSKEY_DEFAULT="@KEYDIR@/dropbear_dss_host_key"

test -z "$DROPBEAR_BANNER" || \
  DROPBEAR_EXTRA_ARGS="$DROPBEAR_EXTRA_ARGS -b $DROPBEAR_BANNER"
test -n "$DROPBEAR_RSAKEY" || \
  DROPBEAR_RSAKEY=$DROPBEAR_RSAKEY_DEFAULT
test -n "$DROPBEAR_DSSKEY" || \
  DROPBEAR_DSSKEY=$DROPBEAR_DSSKEY_DEFAULT
test -n "$DROPBEAR_KEYTYPES" || \
  DROPBEAR_KEYTYPES="rsa dss"

dropbear_start() {

    KEY_ARGS=""
    test -f $DROPBEAR_DSSKEY && KEY_ARGS="$KEY_ARGS -d $DROPBEAR_DSSKEY"
    test -f $DROPBEAR_RSAKEY && KEY_ARGS="$KEY_ARGS -r $DROPBEAR_RSAKEY"

    echo -n "starting dropbear..."

    start-stop-daemon -S -x "$DAEMON" --oknodo -- \
        $KEY_ARGS -p "$DROPBEAR_PORT" $DROPBEAR_EXTRA_ARGS > /dev/null 2>&1

    if [ "$?" = "0" ]; then
        echo "done"
    else
        echo "failed"
        exit 1
    fi
}

dropbear_stop() {

    echo -n "stopping dropbear..."

    start-stop-daemon -K -x "$DAEMON" --oknodo > /dev/null 2>&1

    if [ "$?" = "0" ]; then
        echo "done"
    else
        echo "failed"
        exit 1
    fi
}


case "$1" in
start)
    dropbear_start;;
stop)
    dropbear_stop;;
restart|force-reload)
    dropbear_stop
    dropbear_start
    ;;
*)
    N=/etc/init.d/$NAME
    echo "usage: $N {start|stop|restart|force-reload}" >&2
    exit 1
    ;;
esac

exit 0