autovpn

#!/bin/bash

# check for properties file
if [ -f "${PROPS_FILE}" ] ; then
  source ${PROPS_FILE}
fi
# replace empty values with defaults
default_filename_pattern='^.+\.ovpn$'
filename_pattern=${filename_pattern:-$default_filename_pattern}
default_exclude_files=".*\.crdownload|\.org\.chromium\.Chromium\..*"
exclude_files="${exclude_files:-$default_exclude_files}"
default_download_dir="${USER_HOME}/Downloads"
download_dir="${download_dir:-$default_download_dir}"

# Watch the Downloads directory for new VPN config files
inotifywait -mqe create --exclude "${exclude_files}" "${default_download_dir}" |
  while read path event file
  do
    # Check if the file looks like VPN config we want
    if [ "${event}" = "CREATE" ] && [[ "${file}" =~ ${filename_pattern} ]]
    then
      # Get the VPN name
      if [ -n "${vpn_name_suffix}" ] ; then
        vpn=`echo ${file} | sed -E "s/${vpn_name_suffix}//"`
      fi
      vpn=${vpn:-$file}

      # Check if an old connection already exists
      cons=`pgrep --list-full openvpn | grep "${vpn}" | awk '{print $1}'`
      if [ -n "${cons}" ]
      then
        echo "Closing old connection: '${vpn}'..."
        kill ${cons}
      fi

      # Connect to the VPN
      echo "Connecting to: '${vpn}'..."
      openvpn --config "${path}${file}" &

      # Wait a mo then remove the VPN config file
      if [ "${auto_remove}" != "no" ] || [ "${auto_remove}" != "false" ] ; then
        sleep 2
        echo "Removing old configuration file: ${file}"
        rm "${path}${file}"
      fi
    fi
  done