Add script to ignore local networks in wireguard tunnels

The following subnets are ignored
    - 172.16.0.0/12
    - 192.168.0.0/16
    - fc00::/7
    - fe80::/10
This commit is contained in:
RealStickman 2023-04-06 08:43:51 +02:00
parent 6361fd2c15
commit 959e3ccadc

View File

@ -0,0 +1,37 @@
#!/usr/bin/env bash
set -euo pipefail
if [ $# -eq 0 ]; then
echo "Please supply one file"
$(exit 1)
echo "$?"
elif [ $# -ge 2 ]; then
echo "Please only give one argument"
$(exit 1)
echo "$?"
fi
cd "$HOME"
file="$1"
parent="$(dirname "$file")"
extract="${parent}/vpnconfigs"
patched="${file%.*}-patched.zip"
cd "$parent"
mkdir -p "${parent}/vpnconfigs"
unzip "$file" -d "$extract"
readarray -d '' conffiles < <(find "$extract" -name "*\.conf" -print0)
for file in "${conffiles[@]}"; do
# delimiter @ is used instead of /
sed -i 's@AllowedIPs = 0.0.0.0/0,::0/0@AllowedIPs = 0.0.0.0/1, 128.0.0.0/3, 160.0.0.0/5, 168.0.0.0/6, 172.0.0.0/12, 172.32.0.0/11, 172.64.0.0/10, 172.128.0.0/9, 173.0.0.0/8, 174.0.0.0/7, 176.0.0.0/4, 192.0.0.0/9, 192.128.0.0/11, 192.160.0.0/13, 192.169.0.0/16, 192.170.0.0/15, 192.172.0.0/14, 192.176.0.0/12, 192.192.0.0/10, 193.0.0.0/8, 194.0.0.0/7, 196.0.0.0/6, 200.0.0.0/5, 208.0.0.0/4, 224.0.0.0/3, ::/1, 8000::/2, c000::/3, e000::/4, f000::/5, f800::/6, fe00::/9, fec0::/10, ff00::/8@g' "$file"
echo "Patching $file"
done
zip -r -9 "$patched" "vpnconfigs"
rm -rf "$extract"