Check internet connection and restart Technicolor TC7200 router

checkAndRestartRouter.sh

#! /bin/bash

IP="192.168.0.1"
USERNAME=
PASSWORD="admin"
FAILURE_THRESHOLD=10
SLEEP_TIME=5

function restart {
  CREDENTIALS="$(printf "$USERNAME:$PASSWORD" | base64)"
  CSRF=$(curl http://$IP/RgSecurity.asp --header "Authorization: Basic $CREDENTIALS" | grep CSRFValue | sed -e 's/.*value=\(.*\)>/\1/')
  curl "http://$IP/goform/RgSecurity" \
    -H "Content-Type: application/x-www-form-urlencoded" \
    -H "Authorization: Basic $CREDENTIALS" \
    --data "CSRFValue=$CSRF&HttpUserId=&Password=&PasswordReEnter=&RestoreConfirmPop=0&RestoreFactoryNo=0x00&mCmReset=1"
}

FAILED_CHECKS=0

function check {
  if [ $FAILED_CHECKS -ge $FAILURE_THRESHOLD ]; then
    echo "Restarting router now..."
    restart
  elif [ $(wget -q --spider --tries=3 --timeout=2 http://google.com) $? -eq 0 ]; then
    echo "All fine"
    exit 0
  else
    echo "No internet connection..."
    if [ $(ping -q -c 1 -W 1 $IP >/dev/null) $? -eq 0 ]; then
      echo "Router is up..."
      FAILED_CHECKS=$((FAILED_CHECKS+1))
      echo "Fail #$FAILED_CHECKS"
      sleep $SLEEP_TIME
      check
    else
      echo "Router is down"
      exit 0
    fi
  fi
}

check

crontab

*/5 * * * * flock -n /tmp/checkAndRestartRouter.lock ~/scripts/checkAndRestartRouter.sh &>/dev/null

Does not work any more:-)
`* upload completely sent off: 110 out of 110 bytes

• HTTP 1.0, assume close after body
  < HTTP/1.0 302 Redirect
  < Server: PS HTTP Server
  < Location: http://192.168.0.1/login.asp
  < Content-type: text/html
  < Connection: close`