Switched from Dockmon to Beszel

dockmon/docker/Dockerfile

@@ -0,0 +1,111 @@
+# DockMon All-in-One Container
+# Multi-stage build: Go stats service + Python backend + Nginx frontend
+
+# Stage 1: Build Go stats service
+FROM golang:1.23-alpine AS go-builder
+
+WORKDIR /build
+
+# Copy go mod files
+COPY stats-service/go.mod stats-service/go.sum* ./
+
+# Download dependencies
+RUN go mod download
+
+# Copy source code
+COPY stats-service/*.go ./
+
+# Build binary (static linking for alpine)
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o stats-service .
+
+# Stage 2: Final image with Python + Go binary
+FROM python:3.11.10-slim
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    nginx \
+    supervisor \
+    curl \
+    gcc \
+    ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+# Create app directory
+WORKDIR /app
+
+# Copy Go stats service binary from builder
+COPY --from=go-builder /build/stats-service /usr/local/bin/stats-service
+RUN chmod +x /usr/local/bin/stats-service
+
+# Copy and install Python dependencies
+COPY backend/requirements.txt /app/backend/
+RUN pip install --no-cache-dir -r /app/backend/requirements.txt
+
+# Copy backend code
+COPY backend/ /app/backend/
+
+# Copy frontend files
+COPY src/index.html /usr/share/nginx/html/index.html
+COPY src/login.html /usr/share/nginx/html/login.html
+COPY src/favicon.ico /usr/share/nginx/html/favicon.ico
+COPY src/lucide.min.js /usr/share/nginx/html/lucide.min.js
+COPY src/images/ /usr/share/nginx/html/images/
+COPY src/css/ /usr/share/nginx/html/css/
+COPY src/js/ /usr/share/nginx/html/js/
+RUN chmod 644 /usr/share/nginx/html/*.html /usr/share/nginx/html/*.ico /usr/share/nginx/html/*.js
+RUN chmod -R 644 /usr/share/nginx/html/css/ /usr/share/nginx/html/js/
+RUN find /usr/share/nginx/html/css /usr/share/nginx/html/js -type d -exec chmod 755 {} \;
+
+# Create certs directory (certificates will be generated at runtime if not present)
+RUN mkdir -p /etc/nginx/certs
+
+# Copy nginx configuration
+COPY docker/nginx.conf /etc/nginx/conf.d/default.conf
+RUN rm -f /etc/nginx/sites-enabled/default /etc/nginx/sites-available/default
+
+# Add WebSocket upgrade mapping to main nginx.conf (must be in http block)
+RUN sed -i '/^http {/a \    # WebSocket upgrade mapping\n    map $http_upgrade $connection_upgrade {\n        default upgrade;\n        '"''"' close;\n    }\n' /etc/nginx/nginx.conf
+
+# Copy supervisor configuration
+COPY docker/supervisord.conf /etc/supervisor/conf.d/supervisord.conf
+
+# Create data directory with correct permissions
+RUN mkdir -p /app/data && \
+    chmod 700 /app/data
+
+# Create startup script
+RUN echo '#!/bin/bash' > /startup.sh && \
+    echo 'set -e' >> /startup.sh && \
+    echo '' >> /startup.sh && \
+    echo '# Ensure certificates exist (generate if missing)' >> /startup.sh && \
+    echo 'if [ ! -f /etc/nginx/certs/dockmon.crt ]; then' >> /startup.sh && \
+    echo '  mkdir -p /etc/nginx/certs' >> /startup.sh && \
+    echo '  echo "Generating SSL certificates..."' >> /startup.sh && \
+    echo '  openssl req -x509 -nodes -days 3650 -newkey rsa:2048 \' >> /startup.sh && \
+    echo '    -keyout /etc/nginx/certs/dockmon.key \' >> /startup.sh && \
+    echo '    -out /etc/nginx/certs/dockmon.crt \' >> /startup.sh && \
+    echo '    -subj "/C=US/ST=State/L=City/O=DockMon/CN=localhost" > /dev/null 2>&1' >> /startup.sh && \
+    echo '  echo "SSL certificates generated successfully"' >> /startup.sh && \
+    echo '  chmod 600 /etc/nginx/certs/dockmon.key' >> /startup.sh && \
+    echo '  chmod 644 /etc/nginx/certs/dockmon.crt' >> /startup.sh && \
+    echo 'fi' >> /startup.sh && \
+    echo '' >> /startup.sh && \
+    echo '# Wait for backend to be ready' >> /startup.sh && \
+    echo 'sleep 2' >> /startup.sh && \
+    echo '' >> /startup.sh && \
+    echo '# Start supervisor' >> /startup.sh && \
+    echo 'exec /usr/bin/supervisord -c /etc/supervisor/conf.d/supervisord.conf' >> /startup.sh && \
+    chmod +x /startup.sh
+
+# Expose ports (8081 is internal for stats service)
+EXPOSE 443 8080
+
+# Health check - checks both backend and stats service
+HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
+    CMD curl -f http://localhost:8080/health && curl -f http://localhost:8081/health || exit 1
+
+# Volume for persistent data
+VOLUME ["/app/data"]
+
+# Start supervisor
+CMD ["/startup.sh"]