cli-plugins/examples/helloworld/main.go cannot build

[zhangguanzhang]

Description

$ go build -v -o helloworld main.go 
github.com/docker/docker/api/types/swarm/runtime
# github.com/docker/docker/api/types/swarm/runtime
/root/go/pkg/mod/github.com/docker/docker@v28.0.2+incompatible/api/types/swarm/runtime/plugin.pb.go:23:17: undefined: proto.GoGoProtoPackageIsVersion3
/root/go/pkg/mod/github.com/docker/docker@v28.0.2+incompatible/api/types/swarm/runtime/plugin.pb.go:66:38: undefined: proto.InternalMessageInfo
/root/go/pkg/mod/github.com/docker/docker@v28.0.2+incompatible/api/types/swarm/runtime/plugin.pb.go:142:43: undefined: proto.InternalMessageInfo

Reproduce

mkdir -p cli-test
cd cli-test
wget https://raw.githubusercontent.com/docker/cli/refs/heads/master/cli-plugins/examples/helloworld/main.go
go mod init test
go mod tidy
go build main.go

Expected behavior

No response

docker version

no

docker info

no

Additional Info

No response

[zhangguanzhang]

maybe link 4321293
@thaJeztah PTAL

[apocelipes]

Same problem with Go 1.24.1 Windows amd64:

[BedivereZero]

Does cli-plugins/examples/helloworld need to be used together with vendor.mod? Cannot be used independently

[BedivereZero]

go build --modfile=vendor.mod ./cli-plugins/examples/helloworld

Perhaps it should be used this way, I'm not sure.

[zhangguanzhang]

@thaJeztah PTAL