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# 使用 golang:1.25.0-alpine 作为基础镜像,并命名为 builder 阶段
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FROM golang:1.25.0-alpine AS builder
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# 设置工作目录为 /app
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WORKDIR /app
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# 创建日志/配置文件目录
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RUN mkdir -p /home/app/quincy/login
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# 复制 go.mod 和 go.sum 文件到工作目录
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COPY go.mod go.sum ./
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# 添加国内代理解决网络问题
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ENV GOPROXY=https://mirrors.aliyun.com/goproxy/,direct
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# 下载 Go 依赖包
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RUN go mod download
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# 复制当前目录下所有文件到容器中
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COPY . .
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# 编译 Go 应用,禁用 CGO,目标平台为 linux,输出可执行文件 main
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RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main .
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# 使用 alpine:latest 作为基础镜像开始新的阶段
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FROM alpine:latest
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# 设置环境变量 TZ 为 Asia/Shanghai(北京时间)
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ENV TZ=Asia/Shanghai
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# 安装 ca-certificates 和 tzdata 包,用于证书验证和时区设置
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RUN apk --no-cache add ca-certificates tzdata
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# 设置本地时区文件为上海时区
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RUN cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
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# 设置时区配置文件内容为 Asia/Shanghai
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RUN echo "Asia/Shanghai" > /etc/timezone
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# 设置工作目录为 /root/
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WORKDIR /root/
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# 从 builder 阶段复制编译好的可执行文件 main 到当前镜像
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COPY --from=builder /app/main .
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# 声明暴露端口 8080
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EXPOSE 8080
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# 设置容器启动时执行的命令
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CMD ["./main"]
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