mermaid-server/Dockerfile

118 lines
3.2 KiB
Docker

# Multi-stage build
# Stage 1: Build the Go executable
FROM golang:1.21-bookworm as go-builder
WORKDIR /root
COPY go.mod go.sum ./
RUN go mod download
COPY cmd/ ./cmd/
COPY internal/ ./internal/
RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o bin/app cmd/app/main.go
# Stage 2: Setup Node.js environment with mermaid CLI
FROM node:20-bookworm-slim as node-builder
WORKDIR /root
# Copy mermaid CLI package files
COPY ./mermaidcli/package*.json ./
COPY ./mermaidcli/puppeteer-config.json ./
# Install Node dependencies and Chrome via Puppeteer
RUN npm ci --only=production && \
npx puppeteer browsers install chrome-headless-shell && \
npm cache clean --force
# Stage 3: Final runtime image
FROM node:20-bookworm-slim
# Install system dependencies for Chrome/Puppeteer
ENV DEBIAN_FRONTEND=noninteractive
RUN apt-get update && apt-get install -y \
ca-certificates \
fonts-liberation \
libappindicator3-1 \
libasound2 \
libatk-bridge2.0-0 \
libatk1.0-0 \
libc6 \
libcairo2 \
libcups2 \
libdbus-1-3 \
libexpat1 \
libfontconfig1 \
libgbm1 \
libgcc1 \
libglib2.0-0 \
libgtk-3-0 \
libnspr4 \
libnss3 \
libpango-1.0-0 \
libpangocairo-1.0-0 \
libstdc++6 \
libx11-6 \
libx11-xcb1 \
libxcb1 \
libxcomposite1 \
libxcursor1 \
libxdamage1 \
libxext6 \
libxfixes3 \
libxi6 \
libxrandr2 \
libxrender1 \
libxss1 \
libxtst6 \
libxshmfence1 \
libdrm2 \
libxkbcommon0 \
libatspi2.0-0 \
lsb-release \
wget \
xdg-utils \
--no-install-recommends && \
rm -rf /var/lib/apt/lists/*
WORKDIR /root
# Copy Go executable
COPY --from=go-builder /root/bin/app ./app
# Copy Node.js dependencies and mermaid CLI with Chrome
COPY --from=node-builder /root/node_modules ./node_modules
COPY --from=node-builder /root/package*.json ./
COPY --from=node-builder /root/puppeteer-config.json ./
COPY --from=node-builder /root/.cache /root/.cache
# Set Puppeteer environment variables and dynamically find Chrome
ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true
RUN CHROME_PATH=$(find /root/.cache/puppeteer -name "chrome-headless-shell" -type f 2>/dev/null | head -1) && \
echo "export PUPPETEER_EXECUTABLE_PATH='$CHROME_PATH'" >> /root/.bashrc && \
echo "Found Chrome at: $CHROME_PATH" && \
chmod +x "$CHROME_PATH" 2>/dev/null || true
# Create directories for input/output
RUN mkdir -p ./in ./out && \
chmod 0777 ./in ./out
# Create startup script to set Chrome path dynamically
RUN echo '#!/bin/bash\n\
export PUPPETEER_EXECUTABLE_PATH=$(find /root/.cache/puppeteer -name "chrome-headless-shell" -type f 2>/dev/null | head -1)\n\
echo "Using Chrome at: $PUPPETEER_EXECUTABLE_PATH"\n\
exec "$@"' > /root/start.sh && \
chmod +x /root/start.sh
# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
CMD wget --no-verbose --tries=1 --spider http://localhost:80/health || exit 1
# Expose port
EXPOSE 80
# Run the application with dynamic Chrome path
ENTRYPOINT ["/root/start.sh"]
CMD ["./app", "--allow-all-origins=true", "--mermaid=./node_modules/.bin/mmdc", "--in=./in", "--out=./out", "--puppeteer=./puppeteer-config.json"]