#!/bin/sh
# Script to check your internet connection and if it's not OK
# then restart your network services. Make sure that you've the appropiates
# service names in the $services variable
#
# Autor: Eduard Toloza

# Define variables
services='Put here the service names that you want to restart if internet connection is not available, the services must be sepparated by spaces. Example: systemd-resolved systemd-networkd openvpn'

#Check if ping command is available
if command -v ping > /dev/null; then
  # Check internet connection and if not OK then restart all networking services
  echo "Testing your connection..."
  if ! ping -q -c 1 -W 1 1.1.1.1 > /dev/null; then
    echo "Your connection is not working, restarting your network services: $services"
    sudo systemctl restart $services
    if [ $? -eq 0 ]; then
      echo "Services restarted sucessfully, leaving."
    else
      echo "An error has occurred, make sure that service names are correct."
    fi
  else
    echo "Your connection is OK"
  fi
else
  echo "ping command is not available, aborting."
fi