Jon Staab
97 lines
2.8 KiB
Docker
97 lines
2.8 KiB
Docker
# syntax=docker/dockerfile:1
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# ---------- Build the Rust backend ----------
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FROM rust:1.94-bookworm AS backend-build
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WORKDIR /app
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RUN apt-get update \
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&& apt-get install -y --no-install-recommends \
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pkg-config \
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libsqlite3-dev \
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&& rm -rf /var/lib/apt/lists/*
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COPY backend/Cargo.toml backend/Cargo.lock ./
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COPY backend/src ./src
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COPY backend/migrations ./migrations
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RUN cargo build --release
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# ---------- Build the frontend with placeholder config ----------
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# The frontend is compiled once, here, with sentinel VITE_* values. The runtime
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# entrypoint find-and-replaces those sentinels with the real configuration when
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# the container starts, so one image can be deployed with any config — no rebuild
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# and no build step at startup.
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FROM node:20-slim AS frontend-build
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RUN npm install -g bun
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WORKDIR /app/frontend
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COPY frontend/package.json frontend/bun.lock ./
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RUN bun install
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COPY frontend ./
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ENV VITE_API_URL=__VITE_API_URL__ \
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VITE_RELAY_DOMAIN=__VITE_RELAY_DOMAIN__ \
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VITE_PLATFORM_NAME=__VITE_PLATFORM_NAME__
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RUN bun run build
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# ---------- Runtime ----------
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# node:20-slim is bookworm-based, so it is ABI-compatible with the backend binary.
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# No bun / frontend sources here — just the prebuilt bundle and a static server.
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FROM node:20-slim
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RUN apt-get update \
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&& apt-get install -y --no-install-recommends \
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ca-certificates \
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libsqlite3-0 \
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&& rm -rf /var/lib/apt/lists/* \
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&& npm install -g serve
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WORKDIR /app
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COPY --from=backend-build /app/target/release/backend /app/backend
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COPY --from=frontend-build /app/frontend/dist /app/dist
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# Single entrypoint: substitute the real config into the prebuilt bundle, then
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# run both processes and exit (so the orchestrator restarts us) if either dies.
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RUN cat > /app/entrypoint.sh <<'EOF'
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#!/usr/bin/env bash
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set -euo pipefail
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# Map the provided runtime variables onto the frontend's VITE_* placeholders.
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VITE_API_URL="${SERVER_URL:-}"
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VITE_RELAY_DOMAIN="${RELAY_DOMAIN:-}"
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VITE_PLATFORM_NAME="${PLATFORM_NAME:-}"
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# Escape characters that are special in a sed replacement.
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esc() { printf '%s' "$1" | sed -e 's/[&|\\]/\\&/g'; }
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echo "Applying runtime configuration to the frontend bundle..."
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while IFS= read -r -d '' f; do
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sed -i \
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-e "s|__VITE_API_URL__|$(esc "$VITE_API_URL")|g" \
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-e "s|__VITE_RELAY_DOMAIN__|$(esc "$VITE_RELAY_DOMAIN")|g" \
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-e "s|__VITE_PLATFORM_NAME__|$(esc "$VITE_PLATFORM_NAME")|g" \
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"$f"
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done < <(find /app/dist -type f \( -name '*.js' -o -name '*.html' \) -print0)
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echo "Starting backend (:2892) and frontend (:3000)..."
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/app/backend &
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backend_pid=$!
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serve -s /app/dist -l 3000 &
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serve_pid=$!
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trap 'kill -TERM "$backend_pid" "$serve_pid" 2>/dev/null || true' TERM INT
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# Exit as soon as either process exits.
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wait -n
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EOF
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RUN chmod +x /app/entrypoint.sh
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EXPOSE 2892 3000
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CMD ["/app/entrypoint.sh"]
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