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Mattsson fa4daf6f98 fix(docker): upgrade apk packages to address Alpine CVEs (#728)
fix(deps): update Next.js to version 16.2.9 in package.json and package-lock.json
2026-06-15 10:41:56 +02:00

94 lines
3.9 KiB
Docker

# ── Stage 1: Base ──
FROM node:22-alpine@sha256:968df39aedcea65eeb078fb336ed7191baf48f972b4479711397108be0966920 AS base
# `apk upgrade` patches OS packages (e.g. libssl3/libcrypto3) that have fixes
# published after the pinned base digest was built, so the Trivy image scan in
# CI doesn't fail on fixable Alpine CVEs. The digest stays pinned for a
# reproducible starting point; only security patches float on top.
RUN apk upgrade --no-cache && apk add --no-cache libc6-compat
# ── Stage 2: Dependencies ──
FROM base AS deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci
# ── Stage 3: Builder ──
FROM base AS builder
WORKDIR /app
ARG EXTENSIONS_PRESET=self-hosted
COPY --from=deps /app/node_modules ./node_modules
COPY . .
# Apply extension preset (must happen before build — prebuild hook
# runs setup:extensions which reads extensions.config.json)
COPY docker/extensions.${EXTENSIONS_PRESET}.json ./extensions.config.json
# Build with placeholder sentinel values for NEXT_PUBLIC_* vars.
# These get replaced at runtime by docker-entrypoint.sh so the image
# is generic and reusable across different Supabase projects.
ENV NEXT_PUBLIC_SUPABASE_URL=__NEXT_PUBLIC_SUPABASE_URL__
ENV NEXT_PUBLIC_SUPABASE_ANON_KEY=__NEXT_PUBLIC_SUPABASE_ANON_KEY__
ENV NEXT_PUBLIC_APP_URL=__NEXT_PUBLIC_APP_URL__
ENV NEXT_PUBLIC_VAPID_PUBLIC_KEY=__NEXT_PUBLIC_VAPID_PUBLIC_KEY__
ENV NEXT_PUBLIC_SELF_HOSTED=__NEXT_PUBLIC_SELF_HOSTED__
ENV NEXT_PUBLIC_REQUIRE_MFA=__NEXT_PUBLIC_REQUIRE_MFA__
# Keep the branding placeholder intact through prebuild's inject script so
# docker-entrypoint.sh can substitute the runtime value into public/sw.js.
ENV NEXT_PUBLIC_BRANDING_APP_NAME=__NEXT_PUBLIC_BRANDING_APP_NAME__
ENV NEXT_TELEMETRY_DISABLED=1
RUN npm run build
# ── Stage 4: Runner ──
FROM node:22-alpine@sha256:968df39aedcea65eeb078fb336ed7191baf48f972b4479711397108be0966920 AS runner
WORKDIR /app
# su-exec drops privileges in the entrypoint after the placeholder-substitution
# step. Healthcheck uses BusyBox wget (already present in alpine), so no curl.
# `apk upgrade` patches OS packages (libssl3/libcrypto3, …) in the final image
# that Trivy scans — the runner uses its own FROM, so it needs the upgrade too.
RUN apk upgrade --no-cache && apk add --no-cache su-exec
ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1
RUN addgroup --system --gid 1001 nodejs && \
adduser --system --uid 1001 nextjs
# /app at runtime is split across the read-only image layer and tmpfs mounts:
# /app/server.js, /app/node_modules/, /app/package.json — image (read-only)
# /app/.next/ — tmpfs (writable)
# /app/public/ — tmpfs (writable)
# The entrypoint copies templates from /opt/gnubok-template/ into the tmpfs
# mounts at startup, runs placeholder substitution, then chmods read-only.
# This lets us run with docker-compose `read_only: true`.
COPY --from=builder /app/.next/standalone/server.js ./server.js
COPY --from=builder /app/.next/standalone/node_modules ./node_modules
COPY --from=builder /app/.next/standalone/package.json ./package.json
# Baked-in templates for runtime population of tmpfs mounts.
COPY --from=builder /app/.next/standalone/.next /opt/gnubok-template/.next
COPY --from=builder /app/.next/static /opt/gnubok-template/.next/static
COPY --from=builder /app/public /opt/gnubok-template/public
# Pre-create mount points so tmpfs has somewhere to attach when running with
# docker-compose's read_only:true. The directories are empty in the image
# layer — content is copied in by the entrypoint.
RUN mkdir -p /app/.next /app/.next/cache /app/public
COPY --chmod=755 docker-entrypoint.sh ./docker-entrypoint.sh
# No USER directive — entrypoint handles the privilege drop with su-exec
# after the root-only setup steps complete.
EXPOSE 3000
ENV PORT=3000
ENV HOSTNAME=0.0.0.0
ENTRYPOINT ["./docker-entrypoint.sh"]
CMD ["node", "server.js"]