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BASH Snippets.

Analyze Web Server Logs for Errors

Automate analysis of web server logs to quickly identify and count common error types like 404s and 500s, streamlining debugging and monitoring.

Create Timestamped Compressed Backups

Automate creation of timestamped, compressed backups of directories or project files, ensuring data integrity and easy recovery for web projects.

Check Git Status and Pull Latest Changes

Automate checking the Git status of a repository for uncommitted changes or untracked files, and pull the latest changes from a specified branch, ensuring your repo is up-to-date.

Make HTTP Request and Extract JSON Field with jq

Effortlessly make HTTP GET requests to API endpoints using `curl` and parse JSON responses with `jq` to extract specific data fields, useful for scripting API interactions.

Delete Old Files or Directories by Age

Automate the efficient cleanup of old files or empty directories within a specified path based on their age using `find`, perfect for managing logs, caches, and temporary data.

Interactive Script with User Menu and Actions

Create an interactive Bash script with a dynamic menu, allowing users to select and execute various administrative or development tasks through a `case` statement, streamlining workflows.

Checking Web Service Health Status

A bash script to perform a quick HTTP health check on a given URL, returning its status code to verify service availability and responsiveness.

Generating Random Alphanumeric String

Generate a cryptographically strong random alphanumeric string of a specified length, useful for temporary passwords or unique IDs in scripts.

Creating and Cleaning Up Temporary Directories

A robust bash script pattern for creating a temporary directory, performing operations within it, and ensuring its automatic cleanup on exit.

Timestamped Logging with Simple Log Rotation

Implement basic timestamped logging to a file in bash, including a simple rotation mechanism to keep log file sizes manageable.

Automating Website File Backups to a Remote Server

Learn to create a robust bash script for automating website file synchronization, securely updating directories on a remote server using rsync for efficient backups.

Parsing Command-Line Arguments in Bash Scripts

Master parsing command-line arguments in bash scripts using `getopts` for robust and flexible script execution, handling various options and parameters efficiently.