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#!/sbin/runscript
# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# (Written by Phillip Berndt <phillip.berndt at gmail dot com>)
# (Modified by Steven Brudenell <steven dot brudenell at gmail>)
# $Id$
depend() {
local iface
for iface in ${NEED_INTERFACES} ; do
need net.${iface}
done
# If the user set TUNTAP_INTERFACE, they probably have a net script
# configuring that interface. nstxcd is responsible for actually creating
# the stupid thing, so we need to run before the config.
if [ ! -z ${TUNTAP_INTERFACE} ] ; then
if [ -x /etc/init.d/net.${TUNTAP_INTERFACE} ] ; then
before net.${TUNTAP_INTERFACE}
fi
fi
}
loadtun() {
if [ ! -e /dev/net/tun ]
then
ebegin "Loading TUN/TAP kernel module"
modprobe -q tun
eend $?
fi
if [ ! -e /dev/net/tun ]
then
eend 1 "Failed to load TUN driver! (did you compile your kernel with TUN/TAP support?)"
return 1
fi
return 0
}
checkconfig() {
if [ -z "${DOMAIN}" ] ; then
eerror "DOMAIN must be set"
return 1
fi
[ -z "${TUNTAP_INTERFACE}" ] || NSTXCD_OPTS="${NSTXCD_OPTS} -I ${TUNTAP_INTERFACE}"
[ -z "${TUNTAP_DEVICE}" ] || NSTXCD_OPTS="${NSTXCD_OPTS} -d ${TUNTAP_DEVICE}"
case "${MODE}" in
TUN)
NSTXCD_OPTS="${NSTXCD_OPTS} -t"
;;
TAP)
NSTXCD_OPTS="${NSTXCD_OPTS} -T"
;;
*)
eerror "MODE must be either TUN or TAP"
return 1
;;
esac
if [ -z "${DNS_SERVER}" ] ; then
DNS_SERVER=`awk '/^nameserver/{ print $2; exit; }' /etc/resolv.conf`
if [ -z "${DNS_SERVER}" ] ; then
eerror "DNS_SERVER not set, and couldn't determine a nameserver from /etc/resolv.conf"
return 1
fi
export DNS_SERVER
fi
return 0
}
start() {
checkconfig || return 1
loadtun || return 1
ebegin "Starting nstxcd"
start-stop-daemon \
--start \
--background \
--make-pidfile \
--exec /usr/sbin/nstxcd \
--pidfile "/var/run/nstxcd.pid" \
-- ${NSTXCD_OPTS} ${DOMAIN} ${DNS_SERVER}
eend $?
}
stop() {
ebegin "Stopping nstxcd"
start-stop-daemon \
--stop \
--exec /usr/sbin/nstxcd \
--pidfile "/var/run/nstxcd.pid"
eend $?
}
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