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BASH Snippets.

Find and Delete Old Files by Age and Extension

Recursively locate and remove files older than a specified number of days, filtered by file extension, to help manage disk space on web servers.

Synchronize Local Files to Remote Server with rsync

Efficiently deploy and synchronize local website files to a remote server using rsync, transferring only changed files and excluding specific patterns for faster updates.

Basic Web Service Health Check with cURL

Perform a simple health check on a web service endpoint using cURL, verifying its HTTP status code and response time, useful for monitoring.

Automate Git Repository Backup

Create a timestamped, compressed backup of a local Git repository, ideal for safeguarding project history or migrating repositories.

Monitor and Auto-Restart Systemd Service

A robust bash script to check the status of a systemd service (e.g., Nginx, Apache) and automatically restart it if it's inactive or failed, ensuring service uptime.

Robust Command Line Argument Parsing

Master parsing command-line options and arguments in bash scripts using `getopts` for creating flexible and user-friendly utilities with short flags.

Automate Static Website Deployment via SCP

Streamline static website deployment to a remote server using a simple bash script that utilizes SCP for efficient and secure file transfer.

Basic Log File Rotation and Archiving

Implement a straightforward bash script to rotate and archive application log files, preventing excessive disk usage and maintaining a clean server environment.

Processing JSON Data in Bash with JQ

Master parsing and manipulating JSON data in Bash scripts using the powerful `jq` command-line JSON processor, essential for API interactions and data extraction.

File Integrity Check with MD5/SHA256

Ensure file integrity in Bash scripts using MD5 or SHA256 checksums to verify downloads or detect unauthorized modifications, crucial for secure deployments.

Loading Environment Variables from a .env File

Securely manage configuration in Bash scripts by loading environment variables from a `.env` file, preventing hardcoding sensitive data and improving portability.

Robust File Download with Progress and Retries

Implement robust file downloads in Bash scripts using `curl` with progress indicators, timeout handling, and automatic retries for reliable fetching of external resources.