TKU WiFi Utilities

tku_wifi.sh

#!/bin/sh

function find_gateway(){
  gateway=$(netstat -nr | grep "default" | awk "{print \$2}")

  if [[ "$(grep "163.13." <<< $gateway)" == "" ]]; then
    echo "Gateway $gateway is not a valid TKU IP!"
    exit 1
  fi
}

command=$1

if [[ $command == "login" ]]; then
  find_gateway

  read -p "Username: " username
  read -s -p "Password: " password
  echo ""

  result=`curl -s -d "username=$username&userpwd=$password&login=login" "http://$gateway/cgi-bin/ace_web_auth.cgi"`
  unset username
  unset password

  if [[ "$(grep "/login.php" <<< $result)" ]]; then
    echo "Login failed"
    exit 1
  else
    echo "Login success"
    exit 0
  fi
elif [[ $command == "logout" ]]; then
  find_gateway
  result=`curl -s "http://$gateway/cgi-bin/ace_web_auth.cgi?logout"`
  echo "You have logged out"
  exit 0
elif [[ $command == "info" ]]; then
  find_gateway
  open "http://$gateway/login_online_detail.php"
else
  echo "Commands:"
  echo "  login  - Log in"
  echo "  logout - Log out"
  echo "  info   - Check connection info"
  exit 0
fi