Initial commit

install_docker_debian.sh

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+#!/bin/bash
+# Docker Installation Script for Debian 12
+
+set -e
+
+echo "=========================================="
+echo "Docker Installation for Debian 12"
+echo "=========================================="
+echo ""
+
+# Check if running as root
+if [ "$EUID" -ne 0 ]; then 
+    echo "Please run with sudo: sudo bash install_docker_debian.sh"
+    exit 1
+fi
+
+# Detect OS
+if [ -f /etc/os-release ]; then
+    . /etc/os-release
+    OS=$ID
+    VER=$VERSION_ID
+    echo "Detected OS: $PRETTY_NAME"
+else
+    echo "Cannot detect OS version"
+    exit 1
+fi
+
+# Remove old versions
+echo ""
+echo "Step 1: Removing old Docker versions (if any)..."
+apt-get remove -y docker docker-engine docker.io containerd runc 2>/dev/null || true
+
+# Install prerequisites
+echo ""
+echo "Step 2: Installing prerequisites..."
+apt-get update
+apt-get install -y \
+    ca-certificates \
+    curl \
+    gnupg \
+    lsb-release
+
+# Add Docker's official GPG key
+echo ""
+echo "Step 3: Adding Docker GPG key..."
+install -m 0755 -d /etc/apt/keyrings
+curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
+chmod a+r /etc/apt/keyrings/docker.gpg
+
+# Set up Docker repository
+echo ""
+echo "Step 4: Adding Docker repository..."
+echo \
+  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/debian \
+  $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
+  tee /etc/apt/sources.list.d/docker.list > /dev/null
+
+# Install Docker Engine
+echo ""
+echo "Step 5: Installing Docker Engine..."
+apt-get update
+apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
+
+# Start Docker service
+echo ""
+echo "Step 6: Starting Docker service..."
+systemctl start docker
+systemctl enable docker
+
+# Add current user to docker group (if not root)
+if [ -n "$SUDO_USER" ]; then
+    echo ""
+    echo "Step 7: Adding user $SUDO_USER to docker group..."
+    usermod -aG docker $SUDO_USER
+    echo "Note: You'll need to log out and back in for group changes to take effect"
+fi
+
+# Verify installation
+echo ""
+echo "Step 8: Verifying Docker installation..."
+if docker --version; then
+    echo "✓ Docker installed successfully"
+else
+    echo "✗ Docker installation failed"
+    exit 1
+fi
+
+if docker compose version; then
+    echo "✓ Docker Compose installed successfully"
+else
+    echo "✗ Docker Compose installation failed"
+    exit 1
+fi
+
+# Test Docker
+echo ""
+echo "Step 9: Testing Docker..."
+if docker run --rm hello-world > /dev/null 2>&1; then
+    echo "✓ Docker is working correctly"
+else
+    echo "⚠ Docker test failed - you may need to log out and back in"
+fi
+
+echo ""
+echo "=========================================="
+echo "Installation completed successfully!"
+echo "=========================================="
+echo ""
+echo "Docker version:"
+docker --version
+echo ""
+echo "Docker Compose version:"
+docker compose version
+echo ""
+echo "IMPORTANT: If you're not root, log out and back in for group changes to take effect"
+echo ""
+echo "Next steps:"
+echo "1. Log out and back in (or run: newgrp docker)"
+echo "2. Test Docker: docker run hello-world"
+echo "3. Set up test environment: bash test_data/setup_test_environment.sh"
+echo ""