DEV_NAME=wg0
#INTERFACE_IP=10.13.13.2/24
INTERFACE_IP=10.13.13.2/16
INTERFACE_IProute=10.13.13.2
ENDPOINT_IP=`grep Endpoint /etc/wireguard/$DEV_NAME.conf | awk '{print $3}' | cut -d: -f1`

echo "ip $INTERFACE_IP"

ip link set $DEV_NAME down
ip link del $DEV_NAME 
# add wireguard interface 
ip link add $DEV_NAME type wireguard

# set wireguard conf 
wg setconf $DEV_NAME /etc/wireguard/$DEV_NAME.conf


# assign ip to wireguard interface 
ip addr add $INTERFACE_IP dev $DEV_NAME

# set sysctl
sysctl -w net.ipv4.conf.all.rp_filter=2

# set mtu for wireguard interface
ip link set mtu 1420 up dev $DEV_NAME

# bring wireguard interface up
ip link set up dev $DEV_NAME

# add route
ip route add default via $INTERFACE_IProute metric 2 table 200
ip route show table 200 | grep -w $INTERFACE_IProute

# add local lan route
ip rule add table main suppress_prefixlength 0
ip rule show | grep -w "suppress_prefixlength"