#!/sbin/runscript

VPNDIR="/etc/openvpn"

depend() {
	need net
}

checktundevice() {
	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
}

start() {
	checktundevice || return 1
	local vpn vpnd onestarted=false vpns
	
	for vpn in $(cd "${VPNDIR}"; ls 2>/dev/null); do
		[[ -d "${VPNDIR}/${vpn}" ]] && vpns="${vpns} ${vpn}"
	done

	if [[ -z ${vpns} ]]; then
		eerror "No VPNs have been configured in /etc/openvpn"
		eerror "Ensure that you create a directory there with the name of your"
		eerror "VPN and that it contains a configuration file called local.conf"
		return 1
	fi
	
	for vpn in ${vpns}; do
		vpnd="${VPNDIR}/${vpn}"
		if [[ ! -e "${vpnd}/local.conf" ]]; then
			ewarn "Expected ${vpnd} to be a directory containing a local.conf"
			continue
		fi
		if [[ -s "${vpnd}/onlinecheck" ]]; then
			if ping -c 3 $(head -n 1 "${vpnd}/onlinecheck" ) &>/dev/null ; then
				einfo "Connection ${VPN} already online. Skipping..."
				continue
			fi
		fi

		local pidfile="/var/run/openvpn-${vpn}.pid"
		ebegin "Starting openvpn for ${vpn}"
		start-stop-daemon --start --exec /usr/sbin/openvpn \
			--pidfile "${pidfile}" \
			-- --config "${vpnd}/local.conf" --writepid "${pidfile}" \
			--daemon --cd "${vpnd}"
		eend $? "Check your logs to see why startup failed" && onestarted=true
	done

	${onestarted}
}

stop() {
	local vpn pidfile allstopped=true
	for pidfile in $(cd /var/run; ls openvpn-*.pid 2>/dev/null); do
		vpn="${pidfile##openvpn-}"
		vpn="${vpn%%.pid}"
		ebegin "Stopping openvpn for ${vpn}"
		start-stop-daemon --stop -exec /usr/sbin/openvpn \
			--pidfile "/var/run/${pidfile}"
		eend $? || allstopped=false
	done
	
	${allstopped}
}

# vim: ts=4