🔗💻 LinkMonitor

• Smart web monitoring system on a budget
• It monitors web pages, notifying through emails any content change

🛠️ Setup & Prerequisites

🐍💻 Python Application

Create an .env file with the following content:

LM_SMTP_HOST=smtp.gmail.com
LM_SMTP_PORT=587
LM_SMTP_EMAIL=you@gmail.com
LM_SMTP_PASSWORD=YOUR_APP_PASSWORD # e.g. App password key
LM_TO=you@gmail.com,other@domain.com
LM_REQUESTS_CA_BUNDLE=./certs/cacert.pem # you have to use the certificate provided by the page you monitor
LM_PROFILE=news # you can monitor different types of links: links_example.txt, links_news.txt

• after this, create the link files inside links directory, following the links_example.txt tuple structure, where example will be the profile you use for the LM_PROFILE property
• run the link_monitor.py script
• More info inside: /docs/application

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📈 Monitoring Logic

1. Fetch: Download the page content
2. Compare: Verify the differences
3. Notify: If there are differences, send and email with screenshots via Playwright (assuming it was installed)
4. Cleanup: The cronjob Alpha stops the EC2 instance to save money and resources