#!/sbin/runscript
# Copyright 1999-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$

PIDFILE="/var/run/obfsproxy.pid"
DAEMON="/usr/bin/obfsproxy"

depend() {
	need net
}

checkconfig() {
	[[ "x${PROTOCOL}" = "x" ]] \
		&& eerror "PROTOCOL not given" && return 1
	[[ "x${MODE}" = "x" ]] \
		&& eerror "MODE not given" && return 1
	if [ ${PROTOCOL} = "dummy" ] ; then
		[[ "x${LISTEN}" = "x" ]] \
			&& eerror "No listen address was given" && return 1
		[[ "x${MODE}" = "xserver" && "x${TARGET}" = "x" ]] \
			&& eerror "MODE=server but no target address was given" && return 1
		[[ "x${MODE}" = "xsocks"  && "x${TARGET}" != "x" ]] \
			&& eerror "MODE=sock but a target address was given" && return 1
		CMDLINE="${LOGGING} ${PROTOCOL} ${MODE} ${LISTEN} ${TARGET}"
	elif [ ${PROTOCOL} = "obfs2" ] ; then
		[[ "x${MODE}" = "xsocks"  && "x${DESTINATION}" != "x" ]] \
			&& eerror "MODE=sock but a destination address was given" && return 1
		[[ "x${LISTEN}" = "x" ]] \
			&& eerror "LISTEN host:port was not given" && return 1
		[[ "x${DESTINATION}" != "x" ]] \
			&& DESTINATION="--dest=${DESTINATION}"
		[[ "x${SECRET}" != "x" ]] \
			&& SECRET="--shared-secret=${SECRET}"
		CMDLINE="${LOGGING} ${PROTOCOL} ${DESTINATION} ${SECRET} ${MODE} ${LISTEN}"
	else
		eerror "Unknown protocol ${PROTOCOL}"
		return 1
	fi
	return 0
}

start() {
	checkconfig || return 1
	ebegin "Starting obfsproxy server"
	start-stop-daemon --start \
		--background --make-pidfile --pidfile ${PIDFILE} \
		--exec ${DAEMON} -- ${CMDLINE}
	eend $?
}

stop() {
	ebegin "Stopping obfsproxy server"
	start-stop-daemon --stop \
		--pidfile ${PIDFILE} \
		--exec ${DAEMON}
	eend $?
}