#!/usr/bin/env bash
# powerwall - CLI commands to control VM guest power

source /opt/idssys/defaults/colors.inc
source /opt/idssys/defaults/default.inc
source /opt/idssys/vpnmon/system.inc



START(){
	
	sudo mkdir -p /var/run/xl2tpd
	sudo touch /var/run/xl2tpd/l2tp-control
	sudo service strongswan restart
	sudo service xl2tpd restart
	sudo service ipsec restart
	sleep 8s
	sudo /usr/sbin/ipsec up L2TP-PSK
	sleep 8s
	sudo bash -c 'echo "c myVPN" > /var/run/xl2tpd/l2tp-control'
	
	if [ "${SYSTEM}" = "unifipoller" ]; then
		sleep 8
		ip route add 10.6.10.0/24 via $(ip address show dev ppp0 | grep -Po '(?<=peer )(\b([0-9]{1,3}\.){3}[0-9]{1,3}\b)') dev ppp0
		/usr/sbin/service unifi-poller start
	fi
	
}
STOP(){
	
	if [ "${SYSTEM}" = "unifipoller" ]; then
		/usr/sbin/service unifi-poller stop
	fi
	
	sudo bash -c 'echo "d myVPN" > /var/run/xl2tpd/l2tp-control'
	/usr/sbin/ipsec down L2TP-PSK

}
CHECK(){
		
	checked=false
	cc=0
	until [ "${checked}" = "" ]; do
		OUT=$(ip link | grep "ppp0")			
		#OUT=`ip a show $VPN_INTERFACE up` >/dev/null 2>&1
		if [ ${#OUT} -ne 0 ]; then
			checked=""
		elif [ ${cc} -eq 10 ]; then
			STOP
			sleep 5s
			START
		fi
		((cc=${cc}+1))
		sleep 1s
	done

}

case ${1} in
	start)	START;;
	stop)	STOP;;
	check)	CHECK;;
esac

exit 0