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Bash System Utilities

This repository contains a collection of useful bash scripts for system administration and diagnostics.

Scripts

system_health_check.sh

A system diagnostic tool that checks the status of critical services and logs the results.

Features:

  • Checks status of essential system services (ssh, cron)
  • Colorized output for easy identification of issues
  • Logs all diagnostics to timestamped log files

Usage:

./system_health_check.sh

Output:

  • Console output with color-coded status indicators
  • Log file created at log/system_diagnostic/YYYYMMDD_HHMM_health_check.txt

linux_readme_downloader.sh

A utility script that downloads the Linux kernel README file and provides viewing options.

Features:

  • Downloads the Linux kernel README from GitHub
  • Checks if the file already exists before downloading
  • Allows viewing specific portions of the file (beginning or end)

Usage:

./linux_readme_downloader.sh

Interactive prompts:

  • Asks if you want to update an existing file
  • Asks if you want to view the file after download
  • Allows you to specify how many lines to view (positive number for beginning, negative for end)

Setup

  1. Clone this repository:

    git clone https://github.com/yourusername/bash-scripts.git
cd bash-scripts

  2. Make the scripts executable:

    chmod +x system_health_check.sh linux_readme_downloader.sh

  3. Run any script:

    ./system_health_check.sh
# or
./linux_readme_downloader.sh

Notes

  • Log files and downloaded text files are excluded from git using .gitignore
  • The scripts use ANSI color codes for improved readability