# RunPod Serverless Dockerfile for Crawl4AI MCP Server
# Optimized for CPU-only serverless workloads
FROM python:3.11-slim
# Set working directory
WORKDIR /
# Install system dependencies for Playwright and file processing
RUN apt-get update && apt-get install -y \
# Playwright browser dependencies
libnss3 \
libnspr4 \
libasound2 \
libatk-bridge2.0-0 \
libdrm2 \
libgtk-3-0 \
libgbm1 \
libxss1 \
libgconf-2-4 \
libxtst6 \
libxrandr2 \
libpangocairo-1.0-0 \
libatk1.0-0 \
libcairo-gobject2 \
libgtk-3-0 \
libgdk-pixbuf2.0-0 \
# Additional utilities
curl \
ca-certificates \
&& rm -rf /var/lib/apt/lists/*
# Install Python dependencies
# First install runpod for serverless functionality
RUN pip install --no-cache-dir runpod
# Copy requirements and install project dependencies
COPY requirements.txt .
COPY requirements-runpod.txt .
RUN pip install --no-cache-dir -r requirements.txt
RUN pip install --no-cache-dir -r requirements-runpod.txt
# Copy the entire project first
COPY . .
# Copy RunPod handler
COPY runpod_handler.py /
# Create non-root user for security
RUN groupadd --gid 1000 mcpuser && \
useradd --uid 1000 --gid mcpuser --shell /bin/bash --create-home mcpuser
# Change ownership of application directories only (not entire filesystem)
RUN chown -R mcpuser:mcpuser /crawl4ai_mcp && \
chown mcpuser:mcpuser /runpod_handler.py && \
chown mcpuser:mcpuser /requirements.txt && \
chown mcpuser:mcpuser /requirements-runpod.txt
# Switch to non-root user before installing browsers
USER mcpuser
# Install Playwright browsers as the mcpuser (Chromium only for efficiency)
RUN playwright install chromium
# Create test input file for local testing in user's home directory
RUN echo '{"input": {"operation": "crawl_url", "params": {"url": "https://httpbin.org/html", "generate_markdown": true}}}' > /home/mcpuser/test_input.json
# Set environment variables for RunPod
ENV PYTHONPATH=/
ENV PYTHONUNBUFFERED=1
ENV FASTMCP_LOG_LEVEL=INFO
# Enable GPU acceleration for serverless (RunPod provides GPU by default)
ENV CRAWL4AI_ENABLE_GPU=true
# Health check (optional for RunPod)
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
CMD python -c "from crawl4ai_mcp.server import mcp; print('Health check passed')" || exit 1
# Start the RunPod serverless worker
CMD ["python", "-u", "runpod_handler.py"]
