Multi-Stage Production Node.js Dockerfile with Distroless

Supanote Core Team @supanote · 1 min read

plain (dockerfile) 13 hours ago · 28 lines · 6 views

# Stage 1: Dependency resolution and compilation
FROM node:20-alpine AS deps
WORKDIR /app
COPY package*.json ./
RUN --mount=type=cache,target=/root/.npm \
    npm ci --omit=dev --ignore-scripts

# Stage 2: Application builder (if TypeScript/bundler required)
FROM node:20-alpine AS builder
WORKDIR /app
COPY package*.json ./
COPY --from=deps /app/node_modules ./node_modules
COPY . .
# RUN npm run build

# Stage 3: Ultra-minimal hardened runtime
FROM gcr.io/distroless/nodejs20-debian12 AS runner
WORKDIR /app
ENV NODE_ENV=production
ENV PORT=3000

COPY --from=deps /app/node_modules ./node_modules
COPY --from=builder /app ./

USER nonroot
EXPOSE 3000
CMD ["server.js"]

1# Stage 1: Dependency resolution and compilation

2FROM node:20-alpine AS deps

3WORKDIR /app

4COPY package*.json ./

5RUN --mount=type=cache,target=/root/.npm \

6 npm ci --omit=dev --ignore-scripts

8# Stage 2: Application builder (if TypeScript/bundler required)

9FROM node:20-alpine AS builder

10WORKDIR /app

11COPY package*.json ./

12COPY --from=deps /app/node_modules ./node_modules

13COPY . .

14# RUN npm run build

16# Stage 3: Ultra-minimal hardened runtime

17FROM gcr.io/distroless/nodejs20-debian12 AS runner

18WORKDIR /app

19ENV NODE_ENV=production

20ENV PORT=3000

22COPY --from=deps /app/node_modules ./node_modules

23COPY --from=builder /app ./

25USER nonroot

26EXPOSE 3000

27CMD ["server.js"]

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