IDH Simple - Identity Helper

A lightweight bash script that displays comprehensive user identity information in a clean, organized format with visual indicators.

🚀 Features

• User Identity Overview: Display username, UID, primary group, and security status
• Group Membership: Show all groups with their corresponding GIDs
• Security Indicators: Visual warnings for root user privileges
• Flexible Usage: Check current user or specify any system user
• Clean Formatting: Emoji-enhanced output for better readability
• Group-Only Mode: Option to display only group membership information

📦 Installation

# Download the script
wget https://raw.githubusercontent.com/stefan-hacks/idh/main/idh.sh

# Make it executable
chmod +x idh.sh

# Optionally, move to system PATH
sudo mv idh.sh /usr/local/bin/idh

🛠️ Usage

Basic Usage

# Show current user identity
./idh.sh

# Show specific user identity
./idh.sh username

Options

# Show help
./idh.sh --help

# Show only group membership
./idh.sh --groups

# Show groups for specific user
./idh.sh --groups username

# Explicit user information display
./idh.sh --user username

📋 Sample Output

==================================================
🔐 User Identity Information
==================================================
👤 Username        : john
🆔 User ID         : 1001
👥 Primary Group   : developers (1001)
--------------------------------------------------
📂 Groups          :
  adm                 (GID: 4)
  developers          (GID: 1001)
  docker              (GID: 132)
  sudo                (GID: 27)
--------------------------------------------------
🏠 Home Directory  : /home/john
🐚 Shell           : /bin/bash
--------------------------------------------------
🔒 Security Status : ✅ Regular User
==================================================

🎯 Use Cases

• System Administration: Quick user identity verification
• Troubleshooting: Debug permission and access issues
• Security Audits: Identify privileged users and group memberships
• User Management: Verify user configurations and shell assignments

🔧 Requirements

• Bash shell
• Standard Unix utilities (id, getent, cut, sort)

📄 License

MIT License - feel free to use and modify as needed.

🤝 Contributing

Contributions are welcome! Please feel free to submit pull requests or open issues for bugs and feature requests.

---

Version: 2.3.0
Author: stefan-hacks