Linux System Administration Toolkit (Bash)

A menu-driven Bash script that provides multiple system administration utilities.

This project demonstrates practical Bash scripting concepts useful for Linux administrators and DevOps engineers.

Features

1. File Inspector

   • Check file existence
   • Detect file type
   • Verify permissions
   • Check file size

2. Server Pinger

   • Reads servers from file
   • Pings active servers
   • Skips stopped or maintenance servers

3. Config Searcher

   • Search configuration files
   • Case-insensitive search
   • Shows line numbers

4. Log Counter

   • Count occurrences of patterns
   • Display matching log lines

5. Batch Renamer

   • Rename files in bulk
   • Add prefix or suffix

6. Service Checker

   • Check system services
   • Suggest service start command

7. Disk Alert

   • Monitor disk usage
   • Warning and critical alerts

Technologies Used

• Bash
• Linux CLI
• grep
• awk
• systemctl
• df

How to Run

Make script executable:

chmod +x toolkit.sh

Run script:

./toolkit.sh

Learning Concepts Demonstrated

• Functions
• While loops
• For loops
• Case statements
• File test operators
• Command pipelines
• Text processing

Author

Created as part of Linux system administration practice.