36 lines
1.5 KiB
Docker
36 lines
1.5 KiB
Docker
# Build context: repository root (docker compose: context ".", dockerfile backend/Dockerfile)
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# No Alpine images: on Jambotron staging VMs (kernel 6.18.55-virt) binaries from Alpine 3.24.3
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# (musl 1.2.6) die with "Bus error" — java survived, curl in the healthcheck did not (2026-11-05)
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# 1. Web client (Angular) — served by the backend from classpath:/static
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FROM node:22-bookworm-slim AS web
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WORKDIR /web
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COPY frontend/package*.json ./
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RUN npm install --no-audit --no-fund
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COPY frontend/ ./
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RUN npx ng build --configuration=production
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# 2. Backend
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FROM eclipse-temurin:21-jdk AS build
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WORKDIR /app
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COPY gradlew settings.gradle ./
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COPY gradle gradle
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COPY backend/build.gradle backend/
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COPY backend/src backend/src
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COPY --from=web /web/dist/frontend/browser backend/src/main/resources/static
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RUN chmod +x gradlew && ./gradlew :backend:bootJar --no-daemon -x test
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# 3. Runtime: not root; data in /app/data (volume)
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FROM eclipse-temurin:21-jre
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# Ubuntu image, curl included; own user: "mail" already exists (uid 8)
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RUN groupadd -r -g 10001 app && useradd -r -u 10001 -g app -d /app -s /usr/sbin/nologin app \
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&& mkdir -p /app/data/attachments /app/data/dkim-keys && chown -R app:app /app/data
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WORKDIR /app
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COPY --from=build /app/backend/build/libs/*.jar app.jar
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USER app
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ENV MAIL_ATTACHMENTS_DIR=/app/data/attachments DKIM_KEYS_DIR=/app/data/dkim-keys
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EXPOSE 8080 3025
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HEALTHCHECK --interval=30s --timeout=5s --start-period=60s --retries=3 \
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CMD curl -fsS http://localhost:8080/actuator/health || exit 1
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ENTRYPOINT ["java", "-XX:MaxRAMPercentage=75", "-jar", "app.jar"]
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