configs/arch-config/scripts/pieces/wireguard-add-route.sh

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2021-05-29 17:08:57 +02:00
#!/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 "${conffiles[@]}"; do
if grep "PostUp" "$file" &>/dev/null; then
echo "Skipping $file"
else
echo "Patching $file"
awk 'NR==5{print "PostUp = ip route add 192.168.1.0/24 via 172.16.52.1"}NR==5{print "PreDown = ip route delete 192.168.1.0/24;"}1' "$file" > "${file}.tmp"
mv "${file}.tmp" "$file"
fi
done
zip -r -9 "$patched" "vpnconfigs"
rm -rf "$extract"