50 lines
1.2 KiB
Docker
50 lines
1.2 KiB
Docker
# 构建阶段
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FROM rust:1.94.1-alpine3.23 AS builder
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# 安装构建依赖
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RUN apk add --no-cache musl-dev openssl-dev openssl-libs-static pkgconfig
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# 创建工作目录
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WORKDIR /app
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# 先复制 Cargo 文件以利用依赖缓存
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COPY services/user-service/Cargo.toml services/user-service/Cargo.lock* ./
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# 创建虚拟 main.rs 来缓存依赖
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RUN mkdir -p src && echo 'fn main() {}' > src/main.rs
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RUN cargo build --release 2>/dev/null || true
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RUN rm -rf src
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# 复制真实源代码
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COPY services/user-service/src ./src
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# 构建（使用 touch 确保重新编译）
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RUN touch src/main.rs && cargo build --release
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# 运行阶段
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FROM alpine:3.23 AS runtime
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# 安装运行依赖
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RUN apk add --no-cache ca-certificates tzdata
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# 创建非 root 用户
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RUN addgroup -g 1000 appuser && adduser -D -u 1000 -G appuser appuser
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WORKDIR /app
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# 从构建阶段复制二进制文件
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COPY --from=builder /app/target/release/user-service /app/user-service
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# 设置权限
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RUN chown -R appuser:appuser /app
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USER appuser
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# 健康检查
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HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
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CMD wget --no-verbose --tries=1 --spider http://localhost:8080/health || exit 1
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EXPOSE 8080
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CMD ["./user-service"]
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