Linux-Scripts

A collection of versatile Bash scripts designed to automate and streamline various Linux system administration tasks, including AWS infrastructure provisioning, user management, and web server deployment.

📂 Repository Contents

• AWScli_KP_SG_EC2-Terraform-userdata_NGINX-userdata(Full_Automation).sh: Automates the setup of AWS CLI, EC2 instances, Terraform, and NGINX with user data.
• User_Management_system.sh: Facilitates the creation, deletion, and management of user accounts on Linux systems.

⚙️ Prerequisites

Ensure the following are installed on your system:

• Linux-based OS (Ubuntu/Debian/CentOS recommended)
• Bash Shell (default on most Linux distributions)
• AWS CLI (for AWS-related scripts)
• Terraform (for infrastructure provisioning)
• curl (for downloading scripts and packages)

🚀 Usage

1. Clone the Repository

git clone https://github.com/Avnish-web/Linux-Scripts.git
cd Linux-Scripts

2. Execute a Script

chmod +x <script_name>.sh
./<script_name>.sh

3. Follow On-Screen Prompts

Each script provides interactive prompts to guide you through the process.

🛠️ Script Details

AWScli_KP_SG_EC2-Terraform-userdata_NGINX-userdata(Full_Automation).sh

Automates the following tasks:

• Installs AWS CLI if not already installed.
• Creates an AWS EC2 key pair.
• Sets up a security group with SSH and HTTP access.
• Launches an EC2 instance with Terraform.
• Configures NGINX with a custom user data script.

User_Management_system.sh

Simplifies user account management:

• Create new users with optional SSH keys.
• Delete existing users.
• Modify user details like home directory and shell.
• List all system users.

🔐 Security Considerations

• Always review scripts before execution.
• Ensure proper permissions are set on sensitive files.
• Use SSH keys for secure authentication.

📬 Contact

For issues or contributions, please open an issue or submit a pull request. For direct communication, email com.avnish@gmail.com.