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# | ||
# https://github.com/vercel/next.js/blob/0f6a6b232a134aa8b329d14e00604f5e898cc7b3/examples/with-docker/Dockerfile | ||
# | ||
FROM node:18-alpine AS base | ||
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# Install dependencies only when needed | ||
FROM base AS deps | ||
# Check https://github.com/nodejs/docker-node/tree/b4117f9333da4138b03a546ec926ef50a31506c3#nodealpine to understand why libc6-compat might be needed. | ||
RUN apk add --no-cache libc6-compat | ||
WORKDIR /app | ||
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# Install dependencies based on the preferred package manager | ||
COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* ./ | ||
RUN \ | ||
if [ -f yarn.lock ]; then yarn --frozen-lockfile; \ | ||
elif [ -f package-lock.json ]; then npm ci; \ | ||
elif [ -f pnpm-lock.yaml ]; then corepack enable pnpm && pnpm i --frozen-lockfile; \ | ||
else echo "Lockfile not found." && exit 1; \ | ||
fi | ||
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# Rebuild the source code only when needed | ||
FROM base AS builder | ||
WORKDIR /app | ||
COPY --from=deps /app/node_modules ./node_modules | ||
COPY . . | ||
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# Next.js collects completely anonymous telemetry data about general usage. | ||
# Learn more here: https://nextjs.org/telemetry | ||
# Uncomment the following line in case you want to disable telemetry during the build. | ||
# ENV NEXT_TELEMETRY_DISABLED 1 | ||
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RUN \ | ||
if [ -f yarn.lock ]; then yarn run build; \ | ||
elif [ -f package-lock.json ]; then npm run build; \ | ||
elif [ -f pnpm-lock.yaml ]; then corepack enable pnpm && pnpm run build; \ | ||
else echo "Lockfile not found." && exit 1; \ | ||
fi | ||
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# Production image, copy all the files and run next | ||
FROM base AS runner | ||
WORKDIR /app | ||
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ENV NODE_ENV production | ||
# Uncomment the following line in case you want to disable telemetry during runtime. | ||
# ENV NEXT_TELEMETRY_DISABLED 1 | ||
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RUN addgroup --system --gid 1001 nodejs | ||
RUN adduser --system --uid 1001 nextjs | ||
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COPY --from=builder /app/public ./public | ||
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# Set the correct permission for prerender cache | ||
RUN mkdir .next | ||
RUN chown nextjs:nodejs .next | ||
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# Automatically leverage output traces to reduce image size | ||
# https://nextjs.org/docs/advanced-features/output-file-tracing | ||
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./ | ||
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static | ||
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USER nextjs | ||
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EXPOSE 3000 | ||
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ENV PORT 3000 | ||
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# server.js is created by next build from the standalone output | ||
# https://nextjs.org/docs/pages/api-reference/next-config-js/output | ||
CMD HOSTNAME="0.0.0.0" node server.js |