50 lines
1.1 KiB
Docker
50 lines
1.1 KiB
Docker
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# 使用官方 Go 镜像作为构建阶段
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FROM golang:1.22 AS builder
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# 个别 go mod 依赖，换源获取。
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ENV GOPROXY=https://goproxy.cn,direct
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WORKDIR /app
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# 复制 go.mod 和 go.sum 文件
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COPY go.mod go.sum ./
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RUN go mod download
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# 复制源代码并构建
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COPY . .
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# 设置环境变量以确保静态编译
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ENV CGO_ENABLED=0 GOOS=linux GOARCH=amd64
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# 构建静态链接的二进制文件
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RUN go build -a -o myapp .
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# 使用轻量级的 Alpine 镜像作为最终镜像
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FROM alpine:latest
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WORKDIR /root/
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# 安装必要的运行时库（如果需要）
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# 对于完全静态的二进制文件，这一步可以省略
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# 但是为了保险起见，可以安装一些基本工具
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# RUN apk add --no-cache ca-certificates # 这一步无权
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# 复制构建好的二进制文件
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COPY --from=builder /app/myapp .
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# 需要的文件夹
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COPY ./config ./config
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RUN mkdir -p store/logs && mkdir -p public
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# 确保二进制文件具有可执行权限
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RUN chmod +x myapp
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# 暴露 端口
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EXPOSE 20201
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# 运行应用
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CMD ["./myapp"]
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# TEST 挂起效果，测试用
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# CMD ["tail", "-f", "/dev/null"]
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