Function to check for status reboot Technicolor CGA2121 router if connection is dropped

reboot_router.sh

#!/bin/bash

# Define the cookie jar and temp file for HTML content
COOKIE_JAR="cookie.txt"
HTML_FILE="response.html"

# URL details
LOGIN_URL="http://192.168.0.1/goform/logon"
RESTART_PAGE="http://192.168.0.1/ad_restart_gateway.html"
RESTART_ACTION="http://192.168.0.1/goform/ad_restart_gateway"

# Login credentials
USERNAME="XXXXXXXXX"
PASSWORD="XXXXXXXXX"

# Login and save the session cookie, suppressing output
curl --silent --location "$LOGIN_URL" \
     --header 'Content-Type: application/x-www-form-urlencoded' \
     -c $COOKIE_JAR \
     --data-urlencode "username_login=$USERNAME" \
     --data-urlencode "password_login=$PASSWORD" > /dev/null

# Fetch the page containing the CSRF token, suppressing output
curl --silent --location $RESTART_PAGE \
     -b $COOKIE_JAR \
     -c $COOKIE_JAR \
     -o $HTML_FILE > /dev/null

# Extract CSRF token from the HTML
CSRF_TOKEN=$(grep -oP 'name="csrftoken" value="\K[^"]*' $HTML_FILE)

# Send the POST request to restart the router with CSRF token and device restart field, suppressing output
curl --silent --location $RESTART_ACTION \
     -b $COOKIE_JAR \
     -c $COOKIE_JAR \
     --data-urlencode "csrftoken=$CSRF_TOKEN" \
     --data-urlencode "tch_devicerestart=0x00" \
     --data "reboot=Restart" > /dev/null

# Cleanup
rm $HTML_FILE