Files
Classeo/frontend/Dockerfile
Mathias STRASSER 1fd256346a feat: Infrastructure multi-tenant avec isolation par sous-domaine
Une application SaaS éducative nécessite une séparation stricte des données
entre établissements scolaires. L'architecture multi-tenant par sous-domaine
(ecole-alpha.classeo.local) permet cette isolation tout en utilisant une
base de code unique.

Le choix d'une résolution basée sur les sous-domaines plutôt que sur des
headers ou tokens facilite le routage au niveau infrastructure (reverse proxy)
et offre une UX plus naturelle où chaque école accède à "son" URL dédiée.
2026-01-31 01:03:35 +01:00

108 lines
3.4 KiB
Docker

# syntax=docker/dockerfile:1
# =============================================================================
# Node.js 22 - Frontend Classeo (SvelteKit)
# =============================================================================
FROM node:22-alpine AS base
# Install pnpm
RUN corepack enable && corepack prepare pnpm@10.28.2 --activate
# Configure pnpm to use a directory inside the project (works with volume mounts)
ENV PNPM_HOME=/app/.pnpm-store
ENV PATH="$PNPM_HOME:$PATH"
# Set working directory
WORKDIR /app
# =============================================================================
# Development stage
# =============================================================================
FROM base AS dev
# Install gosu for proper user switching
ENV GOSU_VERSION=1.17
RUN set -eux; \
apk add --no-cache --virtual .gosu-deps dpkg gnupg; \
dpkgArch="$(dpkg --print-architecture | awk -F- '{ print $NF }')"; \
wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$dpkgArch"; \
chmod +x /usr/local/bin/gosu; \
gosu --version; \
gosu nobody true; \
apk del --no-network .gosu-deps
# Entrypoint: detect host UID/GID and run as matching user
# Uses gosu with UID:GID directly (no need to create user in Dockerfile)
COPY --chmod=755 <<'EOF' /usr/local/bin/docker-entrypoint.sh
#!/bin/sh
set -e
# Detect UID/GID from mounted /app directory
HOST_UID=$(stat -c %u /app)
HOST_GID=$(stat -c %g /app)
# If root owns /app, run as root (CI environment or volume not mounted)
if [ "$HOST_UID" = "0" ]; then
# Install dependencies if not present
if [ ! -d /app/node_modules ] || [ ! -f /app/node_modules/.pnpm/lock.yaml ]; then
echo "Installing pnpm dependencies..."
pnpm install
fi
exec "$@"
fi
# Fix node_modules volume ownership (Docker creates volumes as root)
# This only takes time on first run when the volume is empty
if [ -d /app/node_modules ] && [ "$(stat -c %u /app/node_modules)" = "0" ]; then
echo "Fixing node_modules ownership..."
chown -R "$HOST_UID:$HOST_GID" /app/node_modules
fi
# Ensure pnpm store directory exists and is writable
mkdir -p /app/.pnpm-store
chown "$HOST_UID:$HOST_GID" /app/.pnpm-store
# Install pnpm dependencies if not present (as host user)
if [ ! -d /app/node_modules/.pnpm ]; then
echo "Installing pnpm dependencies..."
gosu "$HOST_UID:$HOST_GID" pnpm install
fi
# Run command as host user via gosu (using UID:GID directly)
exec gosu "$HOST_UID:$HOST_GID" "$@"
EOF
EXPOSE 5173
ENTRYPOINT ["/usr/local/bin/docker-entrypoint.sh"]
CMD ["pnpm", "run", "dev", "--host", "0.0.0.0"]
# =============================================================================
# Build stage
# =============================================================================
FROM base AS builder
COPY package.json pnpm-lock.yaml* ./
RUN if [ -f pnpm-lock.yaml ]; then pnpm install --frozen-lockfile; else pnpm install; fi
COPY . .
RUN pnpm run build
# =============================================================================
# Production stage
# =============================================================================
FROM base AS prod
ENV NODE_ENV=production
COPY package.json pnpm-lock.yaml* ./
RUN if [ -f pnpm-lock.yaml ]; then pnpm install --frozen-lockfile --prod; else pnpm install --prod; fi
COPY --from=builder /app/build build/
COPY --from=builder /app/package.json .
EXPOSE 3000
CMD ["node", "build"]