gentoo-overlay/net-vpn/vpnc/files/vpnc-3.init

#!/sbin/openrc-run

# Copyright 1999-2010 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

VPNDIR="/etc/vpnc"
VPN="${SVCNAME#*.}"
if [ -n ${VPN} ] && [ ${SVCNAME} != "vpnc" ]; then
	mkdir -p /var/run/vpnc
	VPNPID="/var/run/vpnc/${VPN}.pid"
else
	VPNPID="/var/run/vpnc.pid"
fi
VPNCONF="${VPNDIR}/${VPN}.conf"
VPNSCRIPTDIR="${VPNDIR}/scripts.d"
PREUPSCRIPT="${VPNSCRIPTDIR}/${VPN}-preup.sh"
PREDOWNSCRIPT="${VPNSCRIPTDIR}/${VPN}-predown.sh"
POSTUPSCRIPT="${VPNSCRIPTDIR}/${VPN}-postup.sh"
POSTDOWNSCRIPT="${VPNSCRIPTDIR}/${VPN}-postdown.sh"
# We should source this file to avoid problems when init script
# name differs from the default name
. /etc/conf.d/vpnc

depend() {
	need net
	before netmount
}

checktundevice() {
	if [ ! -e /dev/net/tun ]; then
		if ! modprobe tun ; then
			eerror "TUN/TAP support is not available in this kernel"
			return 1
		fi
	fi
	if [ -h /dev/net/tun ] && [ -c /dev/misc/net/tun ]; then
		ebegin "Detected broken /dev/net/tun symlink, fixing..."
		rm -f /dev/net/tun
		ln -s /dev/misc/net/tun /dev/net/tun
		eend $?
	fi
}

screenoutput() {
    if [ "${VPNCOUTPUT}" = "yes" ]; then
	export SCREEN_OUTPUT="/dev/stdout"
    else
	export SCREEN_OUTPUT="/dev/null"
    fi
}

start() {
	ebegin "Starting VPNC: ${VPN}"

	checktundevice || return 1
	screenoutput

	if [ ! -e "${VPNCONF}" ]; then
		eend 1 "${VPNCONF} does not exist"
		return 1
	fi

	local args=""

	if [ -x "${PREUPSCRIPT}" ] ; then 
		"${PREUPSCRIPT}" > ${SCREEN_OUTPUT}
	fi

	start-stop-daemon --start --pidfile "${VPNPID}" --exec /usr/sbin/vpnc \
		-- --pid-file "${VPNPID}" "${VPNCONF}" > ${SCREEN_OUTPUT}
 	local retval=$?
 	if [ ! ${retval} -eq 0 ]; then
	eend ${retval}
 		return ${retval}
 	fi

	if [ -x "${POSTUPSCRIPT}" ] ; then 
		"${POSTUPSCRIPT}" > ${SCREEN_OUTPUT}
	fi
	eend $?
}

stop() {
	ebegin "Stopping VPNC: ${VPN}"
	screenoutput
	if [ -x "${PREDOWNSCRIPT}" ] ; then 
		"${PREDOWNSCRIPT}" > ${SCREEN_OUTPUT}
	fi

	start-stop-daemon --stop --pidfile "${VPNPID}"
 	local retval=$?
 	if [ ! ${retval} -eq 0 ]; then
	eend ${retval}
 		return ${retval}
 	fi


	if [ -x "${POSTDOWNSCRIPT}" ] ; then 
		"${POSTDOWNSCRIPT}" > ${SCREEN_OUTPUT}
	fi
	eend $?
}