#!/bin/bash

sudo tee /usr/local/bin/setup_route.sh > /dev/null << 'EOF'
#!/bin/bash

TABLE_NAME="ipv4_pub"
TABLE_ID=102
SOURCE_CIDR="44.32.191.0/24"
FROM_PRIORITY=1000
TO_PRIORITY=800
RT_TABLES="/etc/iproute2/rt_tables"

TARGET_IP="10.188.0.44"
GATEWAY=$(ip route get "$TARGET_IP" | grep -oP 'via \K\d+\.\d+\.\d+\.\d+')
ip route del default table "$TABLE_NAME" 2>/dev/null
ip route add default via "$GATEWAY" table "$TABLE_NAME"

ip rule del from "$SOURCE_CIDR" table "$TABLE_NAME" 2>/dev/null
ip rule add from "$SOURCE_CIDR" table "$TABLE_NAME" priority "$FROM_PRIORITY"
ip rule del to "$SOURCE_CIDR" table main 2>/dev/null 
ip rule add to "$SOURCE_CIDR" table main priority "$TO_PRIORITY" 

echo "44net config done!"
EOF
chmod +x /usr/local/bin/setup_route.sh

sudo tee /etc/networkd-dispatcher/routable.d/00-run-route-script > /dev/null << 'EOF'
#!/bin/bash
/usr/local/bin/setup_route.sh
EOF

sudo chmod +x /etc/networkd-dispatcher/routable.d/00-run-route-script

echo "Done!"
echo "Try this to restart interface : systemctl restart wg-quick@wg_40000"
echo "And run this to check install : systemctl status networkd-dispatcher"