35 lines
586 B
Docker
35 lines
586 B
Docker
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# 使用官方 Go 镜像作为构建环境
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FROM golang:1.21 AS builder
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# 设置工作目录
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WORKDIR /app
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# 复制 go mod 和 sum 文件
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COPY go.mod go.sum ./
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# 下载依赖
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RUN go mod download
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# 复制源代码
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COPY . .
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# 构建应用
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RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main .
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# 使用轻量级的 alpine 镜像
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FROM alpine:latest
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# 安装 ca-certificates
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RUN apk --no-cache add ca-certificates
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WORKDIR /root/
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# 从 builder 阶段复制编译好的二进制文件
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COPY --from=builder /app/main .
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# 暴露端口
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EXPOSE 8080
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# 运行
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CMD ["./main"]
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