dotfiles/bin/scripts/vpn-start

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#!/usr/bin/env bash
# [[file:../../Guix.org::*vpn-start][vpn-start:1]]
CONN=$(nmcli -f NAME con show --active | grep -Ev "(.*docker.*|NAME|br-.*|veth.*|tun.*)" | sed 's/ *$//g')
DEVICE=$(nmcli -f connection.interface-name con show "$CONN" | awk '{ print $2 }')
IP=$(ip addr show "$DEVICE" | awk 'match($0, /.*inet (addr:)?(([0-9]*\.){3}[0-9]*\/[0-9]*).*/, ga) { print ga[2] } ')
GATEWAY=$(ip route list | awk ' /^default/ {print $3}')
DNS_1=10.101.0.243
DNS_2=38.132.106.139
echo "Connection: $CONN"
echo "Device: $DEVICE"
echo "IP: $IP"
echo "Gateway: $GATEWAY"
nmcli con modify "$CONN" ipv4.addresses "${IP}"
nmcli con modify "$CONN" ipv4.gateway "${GATEWAY}"
nmcli con modify "$CONN" ipv4.method manual
nmcli con modify "$CONN" ipv4.ignore-auto-dns yes
nmcli con modify "$CONN" +ipv4.dns $DNS_1
nmcli con modify "$CONN" +ipv4.dns $DNS_2
nmcli con modify "$CONN" ipv6.method ignore
nmcli connection up "$CONN"
sudo openvpn --config ~/.vpn/openvpn.ovpn --route-up ~/bin/scripts/vpn-fix-routes
# vpn-start:1 ends here