fixing docker-compose and cleanup
This commit is contained in:
stefan
@@ -1,163 +1,197 @@
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# =============================================================================
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# Multi-stage Dockerfile for Meldestelle API Gateway
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# Optimized for security, performance, and maintainability
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# =============================================================================
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# syntax=docker/dockerfile:1.8
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# =============================================================================
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# Build stage - Full Gradle build for better dependency management
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# =============================================================================
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FROM gradle:8.14-jdk21-alpine AS builder
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# ===================================================================
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# Multi-stage Dockerfile for Meldestelle API Gateway
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# Features: Security hardening, monitoring support, optimal caching, BuildKit cache mounts
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# Version: 2.0.0 - Canonical location with full optimization
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# ===================================================================
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# === CENTRALIZED BUILD ARGUMENTS ===
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# Values sourced from docker/versions.toml and docker/build-args/
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# Global arguments (docker/build-args/global.env)
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ARG GRADLE_VERSION
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ARG JAVA_VERSION
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ARG BUILD_DATE
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ARG VERSION
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# Infrastructure-specific arguments (docker/build-args/infrastructure.env)
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ARG SPRING_PROFILES_ACTIVE
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# ===================================================================
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# Build Stage
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# ===================================================================
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FROM gradle:${GRADLE_VERSION}-jdk${JAVA_VERSION}-alpine AS builder
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# Re-declare build arguments for this stage
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ARG SPRING_PROFILES_ACTIVE=default
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ARG BUILD_DATE
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ARG VERSION=1.0.0
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LABEL stage=builder
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LABEL service=api-gateway
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LABEL service="api-gateway"
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LABEL maintainer="Meldestelle Development Team"
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LABEL version="${VERSION}"
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LABEL build.date="${BUILD_DATE}"
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WORKDIR /workspace
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# Gradle optimizations
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# Gradle optimizations for containerized builds
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ENV GRADLE_OPTS="-Dorg.gradle.caching=true \
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-Dorg.gradle.daemon=false \
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-Dorg.gradle.parallel=true \
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-Dorg.gradle.configureondemand=true \
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-Xmx2g"
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-Dorg.gradle.workers.max=2 \
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-Dorg.gradle.jvmargs=-Xmx2g \
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-XX:+UseParallelGC \
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-XX:MaxMetaspaceSize=512m"
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# Copy build files in optimal order for caching
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# Set Gradle user home for better caching
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ENV GRADLE_USER_HOME=/home/gradle/.gradle
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# Copy gradle wrapper and configuration files first for optimal caching
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COPY gradlew gradlew.bat gradle.properties settings.gradle.kts ./
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COPY gradle/ gradle/
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# Copy platform dependencies (changes less frequently)
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COPY platform/ platform/
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COPY core/ core/
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# Copy infrastructure directories (required by settings.gradle.kts)
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COPY infrastructure/ infrastructure/
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# Copy client directories (required by settings.gradle.kts)
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COPY client/ client/
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# Copy docs directory (required by settings.gradle.kts)
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COPY docs/ docs/
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# Copy temporary directory (required by settings.gradle.kts)
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COPY temp/ temp/
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# Copy root build configuration
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COPY build.gradle.kts ./
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# Copy gateway specific files
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COPY infrastructure/gateway/build.gradle.kts infrastructure/gateway/
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COPY infrastructure/gateway/src/ infrastructure/gateway/src/
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# Download and cache dependencies with BuildKit cache mount
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RUN --mount=type=cache,target=/home/gradle/.gradle/caches \
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--mount=type=cache,target=/home/gradle/.gradle/wrapper \
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./gradlew :infrastructure:gateway:dependencies --no-daemon --info
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# Build application
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RUN ./gradlew :infrastructure:gateway:dependencies --no-daemon --info
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RUN ./gradlew :infrastructure:gateway:bootJar --no-daemon --info
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# Build the application with optimizations and build cache
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RUN --mount=type=cache,target=/home/gradle/.gradle/caches \
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--mount=type=cache,target=/home/gradle/.gradle/wrapper \
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./gradlew :infrastructure:gateway:bootJar --no-daemon --info \
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-Pspring.profiles.active=${SPRING_PROFILES_ACTIVE}
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# Extract JAR layers for optimized Docker layer caching
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WORKDIR /builder
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RUN cp /workspace/infrastructure/gateway/build/libs/*.jar app.jar && \
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java -Djarmode=layertools -jar app.jar extract
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# Extract JAR layers for better caching in runtime stage
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RUN mkdir -p build/dependency && \
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(cd build/dependency; java -Djarmode=layertools -jar /workspace/infrastructure/gateway/build/libs/*.jar extract)
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# =============================================================================
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# Runtime stage - Optimized production image
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# =============================================================================
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FROM eclipse-temurin:21-jre-alpine AS runtime
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# ===================================================================
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# Runtime Stage
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# ===================================================================
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FROM eclipse-temurin:${JAVA_VERSION}-jre-alpine AS runtime
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# =============================================================================
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# Metadata and Build Information
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# =============================================================================
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LABEL maintainer="Meldestelle Team <support@meldestelle.at>"
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LABEL description="Self-Contained Systems API Gateway for Austrian Equestrian Federation"
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LABEL version="1.0.0"
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LABEL org.opencontainers.image.title="Meldestelle Gateway"
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LABEL org.opencontainers.image.description="Spring Cloud Gateway with Circuit Breaker, Health Monitoring, and Service Discovery"
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LABEL org.opencontainers.image.vendor="Meldestelle"
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LABEL org.opencontainers.image.version="1.0.0"
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LABEL org.opencontainers.image.created="2025-08-14"
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LABEL org.opencontainers.image.source="https://github.com/meldestelle/api-gateway"
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LABEL org.opencontainers.image.documentation="https://api.meldestelle.at/docs"
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# Build arguments for runtime stage
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ARG BUILD_DATE
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ARG VERSION=1.0.0
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ARG JAVA_VERSION=21
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ARG SPRING_PROFILES_ACTIVE=default
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# =============================================================================
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# Security and System Setup
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# =============================================================================
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# Install curl for health checks and security updates
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RUN apk update && \
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apk add --no-cache curl ca-certificates tzdata && \
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apk upgrade && \
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rm -rf /var/cache/apk/*
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# Convert build arguments to environment variables
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ENV JAVA_VERSION=${JAVA_VERSION} \
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VERSION=${VERSION} \
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BUILD_DATE=${BUILD_DATE}
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# Create dedicated non-root user with specific UID/GID for security
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RUN addgroup -g 1001 -S gateway && \
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adduser -u 1001 -S gateway -G gateway -s /bin/sh
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# Enhanced metadata
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LABEL service="api-gateway" \
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version="${VERSION}" \
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description="Spring Cloud Gateway for Meldestelle microservices architecture" \
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maintainer="Meldestelle Development Team" \
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java.version="${JAVA_VERSION}" \
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spring.profiles.active="${SPRING_PROFILES_ACTIVE}" \
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build.date="${BUILD_DATE}" \
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org.opencontainers.image.title="Meldestelle API Gateway" \
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org.opencontainers.image.description="Spring Cloud Gateway with service discovery and monitoring" \
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org.opencontainers.image.version="${VERSION}" \
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org.opencontainers.image.vendor="Österreichischer Pferdesportverband" \
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org.opencontainers.image.created="${BUILD_DATE}"
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# Set timezone for consistent logging and operations
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ENV TZ=Europe/Vienna
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# Build arguments for user configuration
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ARG APP_USER=gateway
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ARG APP_GROUP=gateway
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ARG APP_UID=1001
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ARG APP_GID=1001
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# =============================================================================
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# Application Setup
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# =============================================================================
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# Set working directory
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WORKDIR /app
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# Create required directories with proper permissions
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RUN mkdir -p /app/logs /app/tmp && \
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chown -R gateway:gateway /app
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# Enhanced Alpine setup with security hardening
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RUN apk update && \
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apk upgrade && \
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apk add --no-cache \
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curl \
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tzdata \
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tini && \
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rm -rf /var/cache/apk/* && \
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addgroup -g ${APP_GID} -S ${APP_GROUP} && \
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adduser -u ${APP_UID} -S ${APP_USER} -G ${APP_GROUP} -h /app -s /bin/sh && \
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mkdir -p /app/logs /app/tmp /app/config && \
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chown -R ${APP_USER}:${APP_GROUP} /app && \
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chmod -R 750 /app
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# Copy Spring Boot layers in optimal order for Docker layer caching
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# Dependencies change less frequently than application code
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COPY --from=builder --chown=gateway:gateway /builder/dependencies/ ./
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COPY --from=builder --chown=gateway:gateway /builder/spring-boot-loader/ ./
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COPY --from=builder --chown=gateway:gateway /builder/snapshot-dependencies/ ./
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COPY --from=builder --chown=gateway:gateway /builder/application/ ./
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# Copy Spring Boot layers from builder stage for optimal caching
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COPY --from=builder --chown=${APP_USER}:${APP_GROUP} /workspace/build/dependency/dependencies/ ./
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COPY --from=builder --chown=${APP_USER}:${APP_GROUP} /workspace/build/dependency/spring-boot-loader/ ./
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COPY --from=builder --chown=${APP_USER}:${APP_GROUP} /workspace/build/dependency/snapshot-dependencies/ ./
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COPY --from=builder --chown=${APP_USER}:${APP_GROUP} /workspace/build/dependency/application/ ./
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# =============================================================================
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# Runtime Configuration
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# =============================================================================
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# Switch to non-root user for security
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USER gateway
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# Switch to non-root user
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USER ${APP_USER}
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# Expose application port and debug port
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EXPOSE 8080 5005
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EXPOSE 8081 5005
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# =============================================================================
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# JVM and Application Configuration
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# =============================================================================
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# Optimized JVM settings for containerized Spring Boot reactive applications
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# Enhanced health check with better configuration
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HEALTHCHECK --interval=15s --timeout=3s --start-period=40s --retries=3 \
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CMD curl -fsS --max-time 2 http://localhost:8081/actuator/health/readiness || exit 1
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# Optimized JVM settings for Spring Cloud Gateway with Java 21
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ENV JAVA_OPTS="-XX:MaxRAMPercentage=80.0 \
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-XX:+UseG1GC \
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-XX:+UseStringDeduplication \
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-XX:+UseContainerSupport \
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-XX:G1HeapRegionSize=16m \
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-XX:+OptimizeStringConcat \
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-XX:+UseCompressedOops \
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-XX:G1ReservePercent=25 \
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-XX:InitiatingHeapOccupancyPercent=30 \
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-XX:+UnlockExperimentalVMOptions \
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-XX:+UseTransparentHugePages \
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-XX:+AlwaysPreTouch \
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-XX:+DisableExplicitGC \
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-Djava.security.egd=file:/dev/./urandom \
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-Djava.awt.headless=true \
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-Dfile.encoding=UTF-8 \
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-Duser.timezone=Europe/Vienna \
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-Dmanagement.endpoints.web.exposure.include=health,info,metrics,prometheus,gateway"
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-Dspring.backgroundpreinitializer.ignore=true \
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-Dmanagement.endpoints.web.exposure.include=health,info,metrics,prometheus,gateway \
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-Dmanagement.endpoint.health.show-details=always \
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-Dmanagement.metrics.export.prometheus.enabled=true"
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# Spring Boot specific optimizations
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# Spring Boot configuration
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ENV SPRING_OUTPUT_ANSI_ENABLED=ALWAYS \
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SPRING_PROFILES_ACTIVE=docker \
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SERVER_PORT=8080 \
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MANAGEMENT_SERVER_PORT=8080 \
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LOGGING_LEVEL_ROOT=INFO
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SPRING_PROFILES_ACTIVE=${SPRING_PROFILES_ACTIVE} \
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SERVER_PORT=8081 \
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LOGGING_LEVEL_ROOT=INFO \
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LOGGING_LEVEL_ORG_SPRINGFRAMEWORK_CLOUD_GATEWAY=DEBUG
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# =============================================================================
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# Health Check Configuration
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# =============================================================================
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# Enhanced health check with proper timing for Spring Boot startup
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HEALTHCHECK --interval=15s --timeout=5s --start-period=60s --retries=3 \
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CMD curl -fsS --max-time 3 http://localhost:8080/actuator/health/readiness || exit 1
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# =============================================================================
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# Application Startup
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# =============================================================================
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# Gateway-focused startup command with debug support
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ENTRYPOINT ["sh", "-c", "\
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echo 'Starting Meldestelle API Gateway on port 8080...'; \
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# Enhanced entrypoint with tini init system and conditional debug support
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ENTRYPOINT ["tini", "--", "sh", "-c", "\
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echo 'Starting API Gateway with Java ${JAVA_VERSION}...'; \
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echo 'Active Spring profiles: ${SPRING_PROFILES_ACTIVE}'; \
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echo 'Gateway port: ${GATEWAY_PORT:-8081}'; \
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echo 'Container memory: '$(cat /sys/fs/cgroup/memory/memory.limit_in_bytes 2>/dev/null || echo 'unlimited'); \
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if [ \"${DEBUG:-false}\" = \"true\" ]; then \
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echo 'Debug mode enabled on port 5005'; \
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exec java $JAVA_OPTS -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:5005 org.springframework.boot.loader.launch.JarLauncher; \
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echo 'DEBUG mode enabled - remote debugging available on port 5005'; \
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exec java ${JAVA_OPTS} -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:5005 org.springframework.boot.loader.launch.JarLauncher; \
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else \
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exec java $JAVA_OPTS org.springframework.boot.loader.launch.JarLauncher; \
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echo 'Starting API Gateway in production mode'; \
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exec java ${JAVA_OPTS} org.springframework.boot.loader.launch.JarLauncher; \
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fi"]
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# =============================================================================
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# Documentation
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# =============================================================================
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# Build commands:
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# docker build -t meldestelle/gateway:latest -f infrastructure/gateway/Dockerfile .
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# docker run -p 8080:8080 --name gateway meldestelle/gateway:latest
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#
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# Key optimizations:
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# - Multi-stage build with JAR layer extraction for better caching
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# - Non-root user execution for security
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# - Optimized JVM settings for containers
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# - Comprehensive health checks
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# - Proper timezone and encoding configuration
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# - Security updates and minimal attack surface
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# =============================================================================
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