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BASH Snippets.

Securely Deploy Static Website via Rsync with Configuration

Automate the deployment of a static website to a remote server using rsync, including secure SSH key authentication and configurable paths for web developers.

Check and Wait for a TCP Port to Become Available

Create a robust Bash script to repeatedly check if a specific TCP port on a host is open, useful for ensuring service dependencies are ready in CI/CD pipelines.

Parse Command-Line Arguments with Getopts for Flexible Bash Scripts

Learn to parse short command-line options and their arguments in Bash using `getopts`, enabling more powerful and user-friendly script interactions for developers.

Graceful Service Restart with PID File and Health Check

Implement a robust Bash script to gracefully stop, start, and restart a service using a PID file, including a basic HTTP health check for reliability in deployments.

Efficiently Find Large Files in a Directory and Subdirectories

Locate and list the largest files within a specified directory, including subdirectories, sorted by size, useful for disk space management and web asset optimization.

Load Environment Variables from .env File

A Bash script to source and export variables from a .env file, making environment-specific configurations accessible in your shell or for specific commands.

Check Website Uptime and HTTP Status

A robust Bash script to perform a health check on a given URL, reporting its HTTP status code and response time, essential for monitoring web services.

Batch Rename Files with a Specific Pattern

Automate the renaming of multiple files in a directory using Bash. This script allows you to add prefixes, suffixes, or replace substrings in filenames.

Extract Unique IPs and Request Counts from Access Logs

Analyze web server access logs using Bash to identify unique visitor IP addresses, count their requests, and gain insights into traffic patterns and potential security issues.

Manage a Local Node.js Development Server

A Bash script to easily start and stop a Node.js development server (e.g., Express, React app) using its process ID, streamlining local development workflows.

Automate Git Pull for Multiple Repositories

Streamline your development workflow by automating 'git pull' across all your Git repositories within a specified directory to keep them up-to-date.

Simple Website and Database Backup Script

Create a robust bash script for scheduled backups of your website files and MySQL or PostgreSQL databases, ensuring data safety and quick recovery.