crd-type-client

crd.go

package main

import (
	"context"
	"flag"
	"fmt"
	"gopkg.in/yaml.v2"
	"io/ioutil"
	v1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
	apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/client-go/tools/clientcmd"
	"k8s.io/client-go/util/homedir"
	"log"
	"os"
	"os/signal"
	"path/filepath"
	"syscall"
)

const (
)

func main() {
	
	
	
	var kubeconfig *string
	if home := homedir.HomeDir(); home != "" {
		kubeconfig = flag.String("kubeconfig", filepath.Join(home, ".kube", "config"), "(optional) absolute path to the kubeconfig file")
	} else {
		kubeconfig = flag.String("kubeconfig", "", "absolute path to the kubeconfig file")
	}
	flag.Parse()
	cfg, err := clientcmd.BuildConfigFromFlags("", *kubeconfig)
	if err != nil {
		fmt.Printf("BuildConfigFromFlags err: %s \n", err)
	}
	var crd v1.CustomResourceDefinition

	t,err  := ioutil.ReadFile("apps.titanide.cn_projectinstances.yaml")
	if err != nil {
		fmt.Printf("ReadFile err: %s \n", err)
	}
	err = yaml.Unmarshal(t, &crd)
	if err != nil {
		log.Fatalf("error: %v", err)
	}
	_,err = apiextensionsv1.NewForConfigOrDie(cfg).ApiextensionsV1().CustomResourceDefinitions().Create(context.TODO(),&crd,metav1.CreateOptions{})
	if err != nil {
		log.Fatalf("Create: %v", err)
	}


	signalChan := make(chan os.Signal)
	go func() {
	}()
	signal.Notify(signalChan, syscall.SIGTERM, syscall.SIGINT, syscall.SIGKILL)
	<-signalChan
	fmt.Println("end")
}