demo/shop-recycle-gateway/Dockerfile.optimized

# ============================================
# Build stage - 修复版本（先构建内部依赖）
# ============================================
FROM maven:3.8-openjdk-8 AS builder

ARG BUILD_NUMBER=local
ARG GIT_COMMIT=unknown
ARG MAVEN_OPTS=-Dmaven.wagon.http.ssl.insecure=true

ENV MAVEN_OPTS="${MAVEN_OPTS}"

WORKDIR /build

# 复制聚合 pom 和所有源代码模块
COPY pom.xml .
COPY shop-recycle-common ./shop-recycle-common
COPY shop-recycle-gateway ./shop-recycle-gateway
COPY shop-recycle-order-service ./shop-recycle-order-service
COPY shop-recycle-payment-service ./shop-recycle-payment-service

# 关键修复：第一步先安装 parent pom 到本地仓库
# 执行在根目录的 pom，这样会安装 parent（spring-cloud-log-demo）
RUN mvn clean install -DskipTests -B -q

# 第二步：下载 gateway 的所有依赖
RUN mvn dependency:go-offline -B -q \
    -pl shop-recycle-gateway \
    -am

# 第三步：构建 gateway 服务
RUN mvn package -DskipTests -B -q -pl shop-recycle-gateway

# ============================================
# Runtime stage
# ============================================
FROM openjdk:8-jre-alpine

LABEL maintainer="shop-recycle"
LABEL service="shop-recycle-gateway"

ENV TZ=Asia/Shanghai
ENV JAVA_OPTS="-Xms256m -Xmx512m -XX:+UseG1GC -XX:MaxGCPauseMillis=200"

WORKDIR /app

COPY --from=builder /build/shop-recycle-gateway/target/*.jar app.jar

EXPOSE 8080

HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD wget --no-verbose --tries=1 --spider http://localhost:8080/health ; exit 1

ENTRYPOINT ["sh", "-c", "exec java ${JAVA_OPTS} -jar app.jar"]