在Dockerfile中,可以使用第一个FROM指令定义基础镜像,比如使用 Golang 构建一个 Go 应用。 # 第一阶段:构建应用FROMgolang:1.17ASbuilder# 设置工作目录WORKDIR/app# 复制 go.mod 和 go.sumCOPYgo.mod go.sum ./# 下载依赖RUNgo mod download# 复制源代码COPY. .# 编译应用RUNgo build -o myapp . 1. ...
要从中间图像复制伪影和输出,请使用 COPY --from=。 FROM golang:1.7.3 as builder WORKDIR /go/src/github.com/alexellis/href-counter/ RUN go get -d -v golang.org/x/net/html COPY app.go . RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o app . FROM alpine:latest RUN ...
除了使用数字,我们还可以给阶段命名,比如: # 编译阶段 命名为 builderFROMgolang:1.10.3as builder# ... 省略# 运行阶段FROMscratch# 从编译阶段的中拷贝编译结果到当前镜像中COPY--from=builder /build/server / 更为强大的是,COPY --from不但可以从前置阶段中拷贝,还可以直接从一个已经存在的镜像中拷贝。比如...
下面是一个使用多阶段构建的示例 Dockerfile: # 第一阶段:编译源代码FROMgolang:1.15ASbuilderWORKDIR/appCOPY. .RUNgo build -o myapp .# 第二阶段:构建最终镜像FROMalpine:latestWORKDIR/appCOPY--from=builder/app/myapp .CMD["./myapp"] 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 在这个示例中,...
# 编译阶段 命名为 builderFROM golang:1.10.3asbuilder# ... 省略# 运行阶段FROM scratch# 从编译阶段的中拷贝编译结果到当前镜像中COPY --from=builder /build/server / AI代码助手复制代码 更为强大的是,COPY --from不但可以从前置阶段中拷贝,还可以直接从一个已经存在的镜像中拷贝。比如, ...
Bumps golang from 1.22.0-alpine to 1.22.1-alpine. Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase. Dependabot commands and options You
FROM golang:1.23 AS builder ARG BUILD=now ARG VERSION=dev ARG REPO=repository 2 changes: 1 addition & 1 deletion 2 .docker/Dockerfile.storage-testnet Original file line numberDiff line numberDiff line change @@ -1,4 +1,4 @@ FROM golang:1.23 as builder FROM golang:1.23 AS builder ...
现有映射中的.from()和.of()是Java 8中引入的两个方法,用于创建映射对象。它们的主要区别如下: 1. from()方法: - 概念:from()方法是一个静态方法,用于将一个已有...
方法我们可以在一套Dockerfile中,将编译环境的产出放置到运行环境,并且抛弃编译环境,只留下运行环境的镜像。...在运行环境的Dockerfile中我们需要借此标识引用编译环境,来导出二进制编译结果等在运行环境中需要数据。...FROM ubuntu:22.04 as builder 安装编译依赖安装好系统后,我们更新系统中包装管理软件(apt),以及安...
#Remove duplicate characters of a String in Golang To remove duplicate characters from a string, follow the below steps Iterate String using the range, Each iterate holds the index and currentCharacter as arunetype Check currentCharacter for repeated, if not repeated, added toString.Builder. ...