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snippets/nextjs.Dockerfile

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2023-04-18 15:18:07 +00:00
################
# DEPENDENCIES #
################
FROM node:18-alpine AS deps
RUN apk add --no-cache libc6-compat
USER node
WORKDIR /app
COPY --chown=node:node package*.json ./
RUN npm ci
###########
# BUILDER #
###########
FROM node:18-alpine AS builder
USER node
WORKDIR /app
COPY --chown=node:node --from=deps /app/node_modules ./node_modules
COPY --chown=node:node . .
ENV NODE_ENV production
ENV NEXT_PUBLIC_URL APP_NEXT_PUBLIC_URL
ENV NEXT_PUBLIC_UPLOADS_URL APP_NEXT_PUBLIC_UPLOADS_URL
RUN npm run build
RUN npm ci --omit=dev && npm cache clean --force
##############
# PRODUCTION #
##############
FROM node:18-alpine AS runner
USER node
WORKDIR /app
ENV NODE_ENV production
COPY --chown=node:node --from=builder /app/node_modules ./node_modules
COPY --chown=node:node --from=builder /app/package*.json ./
COPY --chown=node:node --from=builder /app/entrypoint.sh ./
COPY --chown=node:node --from=builder /app/next.config.js ./
COPY --chown=node:node --from=builder /app/public ./public
COPY --chown=node:node --from=builder /app/.next ./.next
EXPOSE 3000
ENTRYPOINT ["/app/entrypoint.sh"]
CMD ["node_modules/.bin/next", "start"]
######################
# /app/entrypoint.sh #
######################
#!/bin/sh
set -Ex
function apply_path {
test -n "$NEXT_PUBLIC_URL"
test -n "$NEXT_PUBLIC_UPLOADS_URL"
find /app/.next \( -type d -name .git -prune \) -o -type f -print0 | xargs -0 sed -i "s#APP_NEXT_PUBLIC_URL#$NEXT_PUBLIC_URL#g"
find /app/.next \( -type d -name .git -prune \) -o -type f -print0 | xargs -0 sed -i "s#APP_NEXT_PUBLIC_UPLOADS_URL#$NEXT_PUBLIC_UPLOADS_URL#g"
}
apply_path
exec "$@"