Docker Installation Script

A comprehensive, interactive shell script to install Docker on Debian-based Linux distributions with visual progress indicators and loading bars.

Features

• Interactive Installation - Step-by-step progress with visual feedback
• Loading Bars & Spinners - Real-time progress indicators during installation
• Error Handling - Comprehensive error checking at each step
• Automatic OS Detection - Automatically detects your OS version codename
• Complete Setup - Installs Docker CE, CLI, Containerd, Buildx, and Compose
• Service Management - Automatically starts and enables Docker service
• Verification - Tests installation with hello-world container

Easy Installation

One-Line Install (Recommended)

Simply run this command in your terminal:

curl -fsSL https://raw.githubusercontent.com/USFAkbari/docker_Initiation/main/install_docker.sh | sudo bash

Alternative: Download and Run

# Download the script
curl -fsSL https://raw.githubusercontent.com/USFAkbari/docker_Initiation/main/install_docker.sh -o install_docker.sh

# Make it executable
chmod +x install_docker.sh

# Run with sudo
sudo ./install_docker.sh

Manual Installation

1. Clone this repository:

   git clone https://github.com/USFAkbari/docker_Initiation.git
   cd docker_Initiation

2. Make the script executable:

   chmod +x install_docker.sh

3. Run the script with sudo:

   sudo ./install_docker.sh

Requirements

• Operating System: Debian-based Linux distribution (Debian, Ubuntu, etc.)
• Privileges: Root or sudo access
• Internet Connection: Required for downloading packages and Docker images

What This Script Does

The script performs the following steps automatically:

1. OS Detection - Detects your OS version codename
2. Update Package List - Updates apt package list
3. Install Prerequisites - Installs ca-certificates and curl
4. Add Docker GPG Key - Downloads and installs Docker's official GPG key
5. Add Docker Repository - Configures Docker's official apt repository
6. Update Package List - Refreshes package list with Docker repository
7. Install Docker - Installs Docker CE, CLI, Containerd, Buildx, and Compose
8. Start Docker Service - Starts and enables Docker daemon
9. Verify Installation - Checks Docker service status
10. Test Installation - Runs hello-world container to verify everything works

Installation Process

During installation, you'll see:

• Progress Indicators - Step-by-step progress (Step X/10)
• Loading Spinners - For quick operations
• Progress Bars - For longer operations like package installation
• Color-Coded Messages - Green for success, yellow for warnings, red for errors

Post-Installation

After successful installation, you can:

• Check Docker version:

  docker --version

• Check Docker Compose version:

  docker compose version

• Run a test container:

  docker run hello-world

• View Docker system information:

  docker info

Troubleshooting

Permission Denied

If you get a "permission denied" error, make sure you're running the script with sudo:

sudo ./install_docker.sh

Network Issues

If the installation fails due to network issues:

• Check your internet connection
• Verify you can access download.docker.com
• Check your firewall settings

GPG Key Errors

If you encounter GPG key errors:

• The script will automatically retry
• Make sure your system time is correct
• Check if there are proxy settings interfering

Service Won't Start

If Docker service fails to start:

sudo systemctl status docker
sudo journalctl -u docker

Uninstallation

To remove Docker installed by this script:

sudo apt purge docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
sudo rm -rf /var/lib/docker
sudo rm -rf /var/lib/containerd
sudo rm -rf /etc/apt/keyrings/docker.asc
sudo rm -rf /etc/apt/sources.list.d/docker.sources

Security Note

⚠️ Important: When using curl | sh installation method, always verify the script source. Only run scripts from trusted repositories.

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

License

This script is provided as-is for educational and practical purposes.

Support

For issues or questions, please open an issue on the GitHub repository.

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Made with ❤️ for the Docker community