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- # IAMServer 多阶段构建
- # 构建阶段:golang 官方镜像编译 linux 静态二进制
- FROM golang:1.25 AS builder
- WORKDIR /app
- # go模块代理
- RUN go env -w GOPROXY=https://goproxy.cn,direct
- # 先拷贝依赖清单,利用 docker 层缓存加速重复构建
- COPY go.mod go.sum ./
- RUN go mod download
- # 拷贝源码并编译(CGO 关闭:全部依赖为纯 Go,静态链接可直接跑在精简基础镜像上)
- COPY . .
- RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o udeserver .
- # 运行阶段:alpine 精简镜像(带 ca-certificates:OTP/验签服务走 HTTPS 时需要;tzdata:日志时区)
- FROM alpine:3.20
- RUN apk add --no-cache ca-certificates tzdata \
- && adduser -D -u 1000 app
- WORKDIR /app
- COPY --from=builder /app/udeserver .
- COPY --from=builder /app/etc/udeserver-api.yaml .
- USER app
- # 9990 管理端 API;8443 免改造代理
- EXPOSE 9990 8443
- CMD ["./udeserver", "-c", "udeserver-api.yaml"]
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