Auto Web Login to School Internet

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Auto Web Login to School Internet

For

For account-password-needed-only systems. Exempli gratia CJLU

Usage

  1. Visit gateway website to login

  2. F12 to open console, and switch to network page. clear all and refresh the page

    image-20251121121538693

  3. Manually login with a wrong account-password (to have a easier test later without logout) A login request should occur in network page. Open it and check the header

    image-20251121121649055

  4. Copy as cURL. And paste into the bash script, edit account and password.

    image-20251121121740520

    image-20251121121934501

  5. Edit script path in school_net_web_login.service; Edit crontab config, run every 3 hour by default

  6. Run bash script to login and enable systemd service and crontab task.

OpenWRT config

  1. After editing script with your own cURL command, upload the script to the router

    1
    scp /path/to/script root@ip.to.your.router:~/web_login.bash

  2. Login to the dashboard of OpenWRT

  3. Add crontab task

    image-20251121122732105

    1
    00 */3 * * * /root/web_login.bash > /tmp/web_login_$(date --iso-8601=seconds).log

  4. Add task on boot

    image-20251121122900641

  5. Reboot the router or manually run script via SSH