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buque/docs/DOCKER_SETUP.md
2025-11-02 01:39:56 +01:00

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# Docker and Docker Compose Setup Guide
This guide will help you install Docker and Docker Compose on various operating systems.
## Linux
### Ubuntu/Debian
```bash
# Update package index
sudo apt-get update
# Install prerequisites
sudo apt-get install -y \
apt-transport-https \
ca-certificates \
curl \
gnupg \
lsb-release
# Add Docker's official GPG key
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
# Set up the stable repository
echo \
"deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu \
$(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
# Install Docker Engine
sudo apt-get update
sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-compose-plugin
# Add your user to the docker group
sudo usermod -aG docker $USER
# Apply new group membership (or logout and login)
newgrp docker
# Verify installation
docker --version
docker compose version
```
### Fedora/CentOS/RHEL
```bash
# Install prerequisites
sudo dnf -y install dnf-plugins-core
# Add Docker repository
sudo dnf config-manager --add-repo https://download.docker.com/linux/fedora/docker-ce.repo
# Install Docker
sudo dnf install -y docker-ce docker-ce-cli containerd.io docker-compose-plugin
# Start Docker
sudo systemctl start docker
sudo systemctl enable docker
# Add your user to the docker group
sudo usermod -aG docker $USER
# Verify installation
docker --version
docker compose version
```
### Arch Linux
```bash
# Install Docker
sudo pacman -S docker docker-compose
# Start Docker service
sudo systemctl start docker
sudo systemctl enable docker
# Add your user to the docker group
sudo usermod -aG docker $USER
# Verify installation
docker --version
docker compose version
```
## macOS
### Using Homebrew
```bash
# Install Docker Desktop
brew install --cask docker
# Start Docker Desktop from Applications
# Or use: open -a Docker
# Verify installation
docker --version
docker compose version
```
### Manual Installation
1. Download Docker Desktop for Mac from [https://www.docker.com/products/docker-desktop](https://www.docker.com/products/docker-desktop)
2. Open the `.dmg` file and drag Docker to Applications
3. Launch Docker from Applications
4. Docker icon will appear in the menu bar when running
## Windows
### Using WSL2 (Recommended)
1. Enable WSL2:
```powershell
wsl --install
```
2. Download and install Docker Desktop for Windows from [https://www.docker.com/products/docker-desktop](https://www.docker.com/products/docker-desktop)
3. During installation, ensure "Use WSL 2 instead of Hyper-V" is selected
4. After installation, open Docker Desktop settings:
- Go to Settings > General
- Ensure "Use the WSL 2 based engine" is checked
- Go to Settings > Resources > WSL Integration
- Enable integration with your WSL distributions
5. Verify installation in WSL:
```bash
docker --version
docker compose version
```
## Verification
After installation, verify Docker is working:
```bash
# Check Docker version
docker --version
# Check Docker Compose version
docker compose version
# Run a test container
docker run hello-world
# Check Docker is running
docker ps
```
## Post-Installation Steps
### Linux: Run Docker without sudo
```bash
# Create docker group (usually already exists)
sudo groupadd docker
# Add your user to docker group
sudo usermod -aG docker $USER
# Apply changes
newgrp docker
# Verify
docker run hello-world
```
### Configure Docker to start on boot
```bash
# Linux (systemd)
sudo systemctl enable docker
# Check status
sudo systemctl status docker
```
## Troubleshooting
### Permission Denied Error
If you get "permission denied" when running Docker:
```bash
# Make sure your user is in the docker group
groups $USER
# If docker is not listed:
sudo usermod -aG docker $USER
newgrp docker
```
### Docker Daemon Not Running
```bash
# Linux
sudo systemctl start docker
sudo systemctl status docker
# If it fails to start, check logs:
sudo journalctl -u docker.service
```
### Docker Compose Command Not Found
If `docker compose` doesn't work but `docker-compose` does:
```bash
# Install Docker Compose plugin
sudo apt-get install docker-compose-plugin
# Or use docker-compose (standalone)
sudo apt-get install docker-compose
```
Buque supports both `docker compose` (V2) and `docker-compose` (V1).
## Resources
- [Docker Documentation](https://docs.docker.com/)
- [Docker Compose Documentation](https://docs.docker.com/compose/)
- [Docker Desktop](https://www.docker.com/products/docker-desktop)
- [WSL2 Installation Guide](https://docs.microsoft.com/en-us/windows/wsl/install)
## Next Steps
Once Docker is installed, you can:
1. Install Buque:
```bash
cd buque
./install.sh
```
2. Initialize Buque:
```bash
buque init
```
3. Start managing your containers:
```bash
buque env add myapp /path/to/myapp
buque up myapp
```