我正在尝试构建一个 Golang 项目,其中包含不同级别的包。我在这里上传了一个示例项目:https ://github.com/David-Lor/archive.org-telegrambot/tree/example-go-dockerfile-not-building文件去.modmodule github.com/David-Lor/go-examplego 1.16require github.com/gammazero/workerpool v1.1.2DockerfileFROM golang:1.17.7WORKDIR /appCOPY ./src/go.mod .COPY ./src/go.sum .RUN go mod downloadCOPY ./src/* ./#RUN ls -lah # files are copied correctly; go.mod and main.go are in current directoryRUN go build -o /tmp/built错误当我 docker build 时,我在 go build 命令中收到以下错误:Step 7/7 : RUN go build -o /tmp/built ---> Running in 72358fb165c4main.go:8:2: no required module provides package github.com/David-Lor/go-example/internal/foo; to add it: go get github.com/David-Lor/go-example/internal/foomain.go:9:2: no required module provides package github.com/David-Lor/go-example/internal/foo/bar; to add it: go get github.com/David-Lor/go-example/internal/foo/barThe command '/bin/sh -c go build -o /tmp/built' returned a non-zero code: 1但是,如果我运行基本 docker 映像并从那里构建或运行应用程序,它可以正常工作(从主机系统也可以正常运行):$ sudo docker run -it --rm -v $(pwd):/data golang:1.17.7root@e468a186536f:/go# cd /data/srcroot@e468a186536f:/data/src# go build -o /tmp/builtgo: downloading github.com/gammazero/workerpool v1.1.2go: downloading github.com/gammazero/deque v0.1.0root@e468a186536f:/data/src# /tmp/builtinternal/foointernal/foo/barroot@e468a186536f:/data/src# go run main.gointernal/foointernal/foo/bar
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慕妹3146593
TA贡献1820条经验 获得超9个赞
问题出在你的Dockerfile; 操作后COPY ./src/* ./你的镜像中的目录结构如下:
ZZ> docker run -it d1fae37bbfb1 /bin/sh
# cd /app
# ls -al
total 2048
drwxr-xr-x 1 root root 4096 Feb 16 19:58 .
drwxr-xr-x 1 root root 4096 Feb 16 19:59 ..
drwxr-xr-x 3 root root 4096 Feb 16 19:52 foo
-rwxr-xr-x 1 root root 97 Feb 16 19:57 go.mod
-rwxr-xr-x 1 root root 352 Feb 16 19:52 go.sum
-rwxr-xr-x 1 root root 295 Feb 16 19:52 main.go
# ls foo
bar foo.go
所以没有internal文件夹,这就是构建失败的原因。
如果您将此行更改为:
COPY src ./
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