- Multi-stage Docker build: Dockerfile compiles frontend (Node.js) and backend (Gradle) inside Docker; no local Java/Node.js required - Security hardening: replaced full host root mount with specific directory mounts (/proc, /sys, /etc, /var, /home, /opt, /tmp, /srv, /usr) - Host metrics consistency: LinuxMemoryService and CpuDetailsService now read from /host/proc instead of container OSHI - Concurrency: replaced synchronized with AtomicReference in 3 services - Global error handling: added @RestControllerAdvice for JSON error responses - Unit tests: added 32 tests for /proc parsers, CPU usage, process uptime - Docker security: non-root user, read-only FS, no-new-privileges, healthcheck - Debug logging: added log.debug() in silent catch blocks - Documentation: updated README, INSTALLATION, DEVELOPMENT, CONFIGURATION, ARCHITECTURE, CHANGELOG Co-authored-by: Junie <junie@jetbrains.com>
34 lines
1.1 KiB
Docker
34 lines
1.1 KiB
Docker
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# Stage 1: Build frontend with Node.js
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FROM node:22-alpine AS frontend
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WORKDIR /frontend
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COPY frontend/package.json frontend/package-lock.json ./
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RUN npm ci
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COPY frontend/ ./
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RUN npm run build -- --configuration production
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# Stage 2: Build backend with Gradle
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FROM eclipse-temurin:21-jdk AS builder
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WORKDIR /app
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COPY backend/build.gradle backend/settings.gradle ./
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COPY backend/gradlew ./
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COPY backend/gradle/ gradle/
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COPY backend/src/ src/
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# Copy built frontend assets into Spring static resources
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COPY --from=frontend /frontend/dist/frontend/browser src/main/resources/static/
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RUN chmod +x gradlew && SKIP_FRONTEND=true ./gradlew bootJar --no-daemon
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# Stage 3: Runtime image
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FROM eclipse-temurin:21-jre
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WORKDIR /app
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COPY --from=builder /app/build/libs/backend-0.0.1-SNAPSHOT.jar app.jar
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RUN adduser --disabled-password --no-create-home appuser && \
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chown appuser:appuser /app
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USER appuser
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EXPOSE 8080
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HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
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CMD wget -q --spider http://localhost:8080/api/system/metrics || exit 1
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ENTRYPOINT ["java", "-jar", "app.jar"] |