package cmii_operator

import (
	"bytes"
	"context"
	v1 "k8s.io/api/apps/v1"
	autoscalingv1 "k8s.io/api/autoscaling/v1"
	corev1 "k8s.io/api/core/v1"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/client-go/kubernetes"
	"k8s.io/client-go/kubernetes/scheme"
	restclient "k8s.io/client-go/rest"
	"k8s.io/client-go/tools/clientcmd"
	"k8s.io/client-go/tools/remotecommand"
	"strings"
	"sync"
	"time"
	"wdd.io/agent-go/logger"
	"wdd.io/agent-go/utils"
	"wdd.io/cmii_operator/image"
)

var log = logger.Log

type CmiiK8sOperator struct {
	DevClient        *kubernetes.Clientset
	CoreClient       *kubernetes.Clientset
	CurrentNamespace string
	CurrentClient    *kubernetes.Clientset
	DevConfig        *restclient.Config
	CoreConfig       *restclient.Config
	CurrentConfig    *restclient.Config
}

const (
	dev          = "uavcloud-dev"
	devFlight    = "uavcloud-devflight"
	devOperation = "uavcloud-devoperation"
	validation   = "uavcloud-feature"
	integration  = "uavcloud-test"
	uat          = "uavcloud-uat"
	demo         = "uavcloud-demo"
	uavms        = "uavcloud-uavms"
	workerThread = 4
)

func (op *CmiiK8sOperator) checkAndBuildCmiiK8sOperator() {

	if op.DevClient == nil {
		log.InfoF("[client] - build devFlight k8s operator client !")
		devConfig, err := clientcmd.RESTConfigFromKubeConfig([]byte(CmiiDevK8sConfig))
		if err != nil {
			msg := "[client] - build devFlight k8s operator error !"
			log.Error(msg)
			panic(msg)
		}
		op.DevConfig = devConfig
		op.DevClient, err = kubernetes.NewForConfig(devConfig)
		if err != nil {
			panic(err.Error())
		}
	}

	if op.CoreClient == nil {
		log.InfoF("[client] - build core k8s operator client !")
		coreConfig, err := clientcmd.RESTConfigFromKubeConfig([]byte(CmiiCoreK8sConfig))
		if err != nil {
			msg := "[client] - build devFlight k8s operator error !"
			log.Error(msg)
			panic(msg)
		}
		op.CoreConfig = coreConfig
		op.CoreClient, err = kubernetes.NewForConfig(coreConfig)
		if err != nil {
			panic(err.Error())
		}
	}

}

func (op *CmiiK8sOperator) changeOperatorEnv(cmiiEnv string) {

	// ok
	op.checkAndBuildCmiiK8sOperator()
	// first key
	op.CurrentNamespace = ""

	if strings.Contains(cmiiEnv, "dev") {
		if strings.Contains(cmiiEnv, "devf") {
			op.CurrentNamespace = devFlight
		} else if strings.Contains(cmiiEnv, "devo") {
			op.CurrentNamespace = devOperation
		} else {
			op.CurrentNamespace = dev
		}
	}

	if strings.Contains(cmiiEnv, "int") || strings.Contains(cmiiEnv, "test") {
		op.CurrentNamespace = integration
	}

	if strings.Contains(cmiiEnv, "fe") || strings.Contains(cmiiEnv, "val") {
		op.CurrentNamespace = validation
	}

	if strings.Contains(cmiiEnv, "uat") {
		op.CurrentNamespace = uat
	}

	if strings.Contains(cmiiEnv, "demo") {
		op.CurrentNamespace = demo
	}

	if strings.Contains(cmiiEnv, "uavms") {
		op.CurrentNamespace = uavms
	}

	// key feature
	if op.CurrentNamespace == "" {
		op.CurrentNamespace = cmiiEnv
	} else {
		if strings.Contains(cmiiEnv, "dev") {
			op.CurrentClient = op.DevClient
			op.CurrentConfig = op.DevConfig
		} else {
			op.CurrentClient = op.CoreClient
			op.CurrentConfig = op.CoreConfig
		}
	}

	log.InfoF("[k8s env] - current env is => %s", op.CurrentNamespace)
}

func (op *CmiiK8sOperator) BuildCurrentClientFromConfig(realClientConfig string) {
	log.InfoF("[BuildCurrentClientFromConfig] - build real k8s operator client !")
	realEnvConfig, err := clientcmd.RESTConfigFromKubeConfig([]byte(realClientConfig))
	if err != nil {
		msg := "[BuildCurrentClientFromConfig] - build real k8s operator error !"
		log.Error(msg)
		panic(msg)
	}
	op.CurrentConfig = realEnvConfig
	op.CurrentClient, err = kubernetes.NewForConfig(realEnvConfig)
	if err != nil {
		panic(err.Error())
	}

}

func (op *CmiiK8sOperator) DeploymentAll(cmiiEnv string) []v1.Deployment {

	op.changeOperatorEnv(cmiiEnv)

	client := op.CurrentClient

	deploymentList, err := client.AppsV1().Deployments(op.CurrentNamespace).List(context.TODO(), metav1.ListOptions{})
	if err != nil {
		log.ErrorF("[DeploymentAll] - list deployment in [%s] [%s] error => %s", cmiiEnv, op.CurrentNamespace, err.Error())
	}
	deployments := deploymentList.Items

	length := len(deployments)
	log.InfoF("[DeploymentAll] - deployment in [%s] count is => %d", op.CurrentNamespace, length)
	results := make([]v1.Deployment, length)
	ccc := make(chan v1.Deployment, length)
	var wg sync.WaitGroup
	//var mutex sync.Mutex

	worker := workerThread
	if length <= worker {
		for i, deployment := range deployments {
			objectMeta := deployment.ObjectMeta
			objectMeta.SetAnnotations(nil)
			objectMeta.SetManagedFields(nil)
			deployment.ObjectMeta = objectMeta

			results[i] = deployment
		}
		return results
	}

	pinch := (length + worker - 1) / worker
	wg.Add(worker)
	for splice := 0; splice < worker; splice++ {

		// 计算每个goroutine处理的切片段
		start := splice * pinch
		end := start + pinch
		if end > length {
			end = length
		}
		//log.DebugF("[DeploymentAll] - deployment pinch from [%d - %d]", start, end)

		go func(deploymentList []v1.Deployment, start int, results *[]v1.Deployment) {

			for _, deployment := range deploymentList {
				objectMeta := deployment.ObjectMeta
				objectMeta.SetAnnotations(nil)
				objectMeta.SetManagedFields(nil)
				deployment.ObjectMeta = objectMeta

				ccc <- deployment
				//i := *results
				//i[index+start] = deployment
			}

			wg.Done()
		}(deployments[start:end], start, &results)
	}

	go func() {
		wg.Wait()
		close(ccc)
	}()

	wg.Wait()
	index := 0
	for deployment := range ccc {
		results[index] = deployment
		index++
	}

	return results[:index]
}

func (op *CmiiK8sOperator) DeploymentAllInterface(cmiiEnv string) []CmiiDeploymentInterface {
	op.changeOperatorEnv(cmiiEnv)

	client := op.CurrentClient

	deploymentList, err := client.AppsV1().Deployments(op.CurrentNamespace).List(context.TODO(), metav1.ListOptions{})
	if err != nil {
		log.ErrorF("[DeploymentAllInterface] - list deployment in [%s] [%s] error => %s", cmiiEnv, op.CurrentNamespace, err.Error())
	}
	deployments := deploymentList.Items

	length := len(deployments)

	results := make([]CmiiDeploymentInterface, length)
	ccc := make(chan CmiiDeploymentInterface, length)
	var wg sync.WaitGroup

	worker := workerThread
	if length <= worker {
		for i, deployment := range deployments {
			objectMeta := deployment.ObjectMeta
			objectMeta.SetAnnotations(nil)
			objectMeta.SetManagedFields(nil)
			deployment.ObjectMeta = objectMeta

			results[i] = CmiiDeploymentInterface{}.Convert(deployment)
		}
		return results
	}

	pinch := length / worker
	wg.Add(worker)
	for splice := 0; splice < worker; splice++ {
		go func(deploymentList []v1.Deployment) {
			defer wg.Done()
			for _, deployment := range deploymentList {
				objectMeta := deployment.ObjectMeta
				objectMeta.SetAnnotations(nil)
				objectMeta.SetManagedFields(nil)
				deployment.ObjectMeta = objectMeta

				ccc <- CmiiDeploymentInterface{}.Convert(deployment)
			}

		}(deployments[splice*pinch : utils.MinInt((splice+1)*pinch, length)])
	}

	go func() {
		wg.Wait()
		close(ccc)
	}()

	index := 0
	for deployment := range ccc {
		results[index] = deployment
		index++
	}

	return results[:index]
}

func (op *CmiiK8sOperator) DeploymentFizz(cmiiEnv, appFizz string) (fizzDeployment []v1.Deployment) {

	deploymentAll := op.DeploymentAll(cmiiEnv)

	if deploymentAll == nil {
		log.ErrorF("[DeploymentFizz] - namespace [%s] can not get deployment [%s]", cmiiEnv, appFizz)
		return nil
	}

	for _, deployment := range deploymentAll {
		if strings.Contains(deployment.Name, appFizz) {
			fizzDeployment = append(fizzDeployment, deployment)
		}
	}

	return fizzDeployment
}

func (op *CmiiK8sOperator) DeploymentExist(cmiiEnv, appName string) (exists *v1.Deployment) {
	op.changeOperatorEnv(cmiiEnv)
	client := op.CurrentClient

	deployment, err := client.AppsV1().Deployments(op.CurrentNamespace).Get(context.TODO(), appName, metav1.GetOptions{})
	if err != nil {
		log.ErrorF("[DeploymentExist] - deployments [%s] [%s] not exists ! %s", cmiiEnv, appName, err.Error())
		return nil
	}

	return deployment
}

func (op *CmiiK8sOperator) DeploymentOneInterface(cmiiEnv, appName string) (deploy *CmiiDeploymentInterface) {
	op.changeOperatorEnv(cmiiEnv)
	client := op.CurrentClient
	deploymentInterface := CmiiDeploymentInterface{}

	deployment, err := client.AppsV1().Deployments(op.CurrentNamespace).Get(context.TODO(), appName, metav1.GetOptions{})
	if err != nil {
		log.ErrorF("[DeploymentExist] - deployments [%s] [%s] not exists ! %s", cmiiEnv, appName, err.Error())
		return nil
	}

	convert := deploymentInterface.Convert(*deployment)

	return &convert
}

func (op *CmiiK8sOperator) StatefulSetOneInterface(cmiiEnv, appName string) (deploy *CmiiDeploymentInterface) {

	op.changeOperatorEnv(cmiiEnv)
	client := op.CurrentClient
	deploymentInterface := CmiiDeploymentInterface{}

	statefulSet, err := client.AppsV1().StatefulSets(op.CurrentNamespace).Get(context.TODO(), appName, metav1.GetOptions{})
	if err != nil {
		log.ErrorF("[StatefulSetOneInterface] - stateful set [%s] [%s] not exists ! %s", cmiiEnv, appName, err.Error())
		return nil
	}

	convert := deploymentInterface.ConvertFromStatefulSet(*statefulSet)

	return &convert
}

func (op *CmiiK8sOperator) DeploymentScale(cmiiEnv, appName string, scaleCount int32) bool {

	deployment := op.DeploymentOneInterface(cmiiEnv, appName)

	client := op.CurrentClient

	log.DebugF("[DeploymentScale] - start to scale [%s] [%s] to %d", deployment.Namespace, deployment.Name, scaleCount)

	scale := &autoscalingv1.Scale{
		ObjectMeta: metav1.ObjectMeta{
			Name:      deployment.Name,
			Namespace: deployment.Namespace,
		},
		Spec: autoscalingv1.ScaleSpec{
			Replicas: scaleCount,
		},
	}

	updateScale, err := client.AppsV1().Deployments(deployment.Namespace).UpdateScale(
		context.TODO(),
		deployment.Name,
		scale,
		metav1.UpdateOptions{},
	)
	if err != nil {
		log.ErrorF("[DeploymentScale] - scale error %s", err.Error())
		return false
	}

	log.InfoF("[DeploymentScale] - scale of [%s] [%s] to %d success !", updateScale.Namespace, updateScale.Name, scaleCount)

	return true
}

func (op *CmiiK8sOperator) DeploymentUpdateTag(cmiiEnv, appName, newTag string) bool {

	if newTag == "" {
		log.WarnF("[DeploymentUpdateTag] - can not update image tag to null!")
		return false
	}

	deployment := op.DeploymentExist(cmiiEnv, appName)
	if deployment == nil {
		return false
	}

	containers := deployment.Spec.Template.Spec.Containers
	if len(containers) == 1 {
		// only update this kind
		container := containers[0]

		oldName := container.Image

		split := strings.Split(container.Image, ":")
		if strings.HasPrefix(container.Image, image.CmiiHarborPrefix) {
			// harbor
			container.Image = split[0] + ":" + newTag
		} else if strings.Contains(container.Image, "8033") {
			// 192.168.6.6:8033/rancher/k8s-dns-sidecar:v1.0.2
			container.Image = split[0] + ":" + split[1] + ":" + newTag
		}

		log.DebugF("[DeploymentUpdateTag] - update [%s] [%s] from [%s] to [%s]", op.CurrentNamespace, appName, oldName, container.Image)

		// re assign
		deployment.Spec.Template.Spec.Containers[0] = container

		// update
		_, err := op.CurrentClient.AppsV1().Deployments(deployment.Namespace).Update(context.TODO(), deployment, metav1.UpdateOptions{})
		if err != nil {
			log.ErrorF("[DeploymentUpdateTag] - update [%s] [%s] from [%s] to [%s] error ! %s", op.CurrentNamespace, appName, split[1], container.Image, err.Error())
			return false
		}
	} else if len(containers) == 2 {
		log.ErrorF("[DeploymentUpdateTag] - cant update app with 2 containers !")
		return false
	}

	return true
}

func (op *CmiiK8sOperator) DeploymentRestart(cmiiEnv, appName string) bool {
	op.changeOperatorEnv(cmiiEnv)

	result := true

	deployment := op.DeploymentOneInterface(cmiiEnv, appName)
	if deployment == nil {
		log.ErrorF("[DeploymentRestart] - [%s] [%s] not exists !", cmiiEnv, appName)
		return false
	}

	result = op.DeploymentScale(deployment.Namespace, deployment.Name, 0)
	if !result {
		return result
	}
	time.Sleep(time.Millisecond * 200)
	result = op.DeploymentScale(deployment.Namespace, deployment.Name, deployment.Replicas)
	if !result {
		return result
	}

	return result
}

func (op *CmiiK8sOperator) DeploymentRestartByKill(cmiiEnv, appName string) bool {

	deployment := op.DeploymentOneInterface(cmiiEnv, appName)
	if deployment == nil {
		log.ErrorF("[DeploymentRestart] - [%s] [%s] not exists !", cmiiEnv, appName)
		return false
	}

	podList := op.PodByAppName(deployment.Namespace, deployment.Name)
	if podList == nil {
		log.ErrorF("[DeploymentRestart] -  [%s] [%s] no pod success !", deployment.Namespace, deployment.Name)
		return true
	}

	for _, podInterface := range podList {
		if !op.PodDelete(cmiiEnv, podInterface.Name) {
			log.ErrorF("[DeploymentRestart] - [%s] [%s] delete pod failed !", podInterface.Namespace, podInterface.Name)
		} else {
			log.DebugF("[DeploymentRestart] - [%s] [%s] delete pod success !", podInterface.Namespace, podInterface.Name)
		}
	}

	return true
}

func (op *CmiiK8sOperator) DeploymentNew(cmiiEnv, appName string, waitTimeOut int) bool {

	op.changeOperatorEnv(cmiiEnv)
	//op.CurrentClient.AppsV1().Deployments(op.CurrentNamespace).Apply()

	return true

}

func (op *CmiiK8sOperator) DeploymentStatusCheck(cmiiEnv, appName string, waitTimeOut int) bool {

	op.changeOperatorEnv(cmiiEnv)

	// 设置超时时间和时间间隔
	timeout := time.After(time.Duration(waitTimeOut) * time.Second)
	tick := time.Tick(time.Second)

	// 监控Pod状态
	for {
		select {
		case <-timeout:
			log.ErrorF("[DeploymentStatusCheck] - [%s] [%s] 状态: 失败!", cmiiEnv, appName)
			return false
		case <-tick:
			// check deployment exists
			deployment := op.DeploymentOneInterface(cmiiEnv, appName)
			if deployment == nil {
				log.ErrorF("[DeploymentStatusCheck] - [%s]  [%s] not exists !", cmiiEnv, appName)
				return false
			}
			if deployment.AvailableReplicas == deployment.Replicas {
				log.InfoF("[DeploymentStatusCheck] - [%s] [%s] Available: %d, Total: %d  success !", deployment.Namespace, deployment.Name, deployment.AvailableReplicas, deployment.Replicas)
				return true
			}

			log.DebugF("[DeploymentStatusCheck] - [%s] [%s] Available: %d, Total: %d  waiting !", deployment.Namespace, deployment.Name, deployment.AvailableReplicas, deployment.Replicas)
		}
	}
}

func (op *CmiiK8sOperator) ReplicaSetExists(cmiiEnv, replicaSetName string) *v1.ReplicaSet {

	op.changeOperatorEnv(cmiiEnv)
	client := op.CurrentClient

	replicaSet, err := client.AppsV1().ReplicaSets(op.CurrentNamespace).Get(context.TODO(), replicaSetName, metav1.GetOptions{})
	if err != nil {
		log.ErrorF("[ReplicaSetExists] - [%s] [%s] not exists !", cmiiEnv, replicaSetName)
		return nil
	}

	return replicaSet
}

func (op *CmiiK8sOperator) ReplicaSetByAppName(cmiiEnv, appName string) (replicaList []v1.ReplicaSet) {
	deploy := op.DeploymentExist(cmiiEnv, appName)
	if deploy == nil {
		log.ErrorF("[ReplicaSetByAppName] - [%s] [%s] app not exists !", cmiiEnv, appName)
		return nil
	}

	labelSelector := metav1.FormatLabelSelector(deploy.Spec.Selector)
	//Get the replica sets that belong to the deployment.
	replicaSets, err := op.CurrentClient.AppsV1().ReplicaSets(op.CurrentNamespace).List(context.TODO(), metav1.ListOptions{
		LabelSelector: labelSelector,
	})
	if err != nil {
		log.ErrorF("[ReplicaSetByAppName] - [%s] [%s] list replicaset error %s", cmiiEnv, appName, err.Error())
		return nil
	}

	for _, replicaSet := range replicaSets.Items {
		replicaSet.SetManagedFields(nil)
		replicaList = append(replicaList, replicaSet)
	}

	return replicaList
}

func (op *CmiiK8sOperator) PodAll(cmiiEnv string) []corev1.Pod {
	op.changeOperatorEnv(cmiiEnv)

	client := op.CurrentClient

	podList, err := client.CoreV1().Pods(op.CurrentNamespace).List(context.TODO(), metav1.ListOptions{})
	if err != nil {
		log.ErrorF("[PodAll] - list c in [%s] [%s] error => %s", cmiiEnv, op.CurrentNamespace, err.Error())
		return nil
	}
	pods := podList.Items

	length := len(pods)
	results := make([]corev1.Pod, length)
	ccc := make(chan corev1.Pod, length)
	var wg sync.WaitGroup

	worker := workerThread
	if length <= worker {
		for i, pod := range pods {
			objectMeta := pod.ObjectMeta
			objectMeta.SetAnnotations(nil)
			objectMeta.SetManagedFields(nil)
			pod.ObjectMeta = objectMeta

			results[i] = pod
		}
		return results
	}

	pinch := length / worker
	wg.Add(worker)
	for splice := 0; splice < worker; splice++ {
		go func(podList []corev1.Pod) {
			defer wg.Done()
			for _, pod := range podList {
				objectMeta := pod.ObjectMeta
				objectMeta.SetAnnotations(nil)
				objectMeta.SetManagedFields(nil)
				pod.ObjectMeta = objectMeta

				ccc <- pod
			}

		}(pods[splice*pinch : utils.MinInt((splice+1)*pinch, length)])
	}

	go func() {
		wg.Wait()
		close(ccc)
	}()

	index := 0
	for c := range ccc {
		results[index] = c
		index++
	}

	return results[:index]
}

func (op *CmiiK8sOperator) PodAllInterface(cmiiEnv string) []CmiiPodInterface {
	op.changeOperatorEnv(cmiiEnv)
	client := op.CurrentClient

	podList, err := client.CoreV1().Pods(op.CurrentNamespace).List(context.TODO(), metav1.ListOptions{})
	if err != nil {
		log.ErrorF("[PodAll] - list c in [%s] [%s] error => %s", cmiiEnv, op.CurrentNamespace, err.Error())
		return nil
	}
	pods := podList.Items

	length := len(pods)
	results := make([]CmiiPodInterface, length)
	ccc := make(chan CmiiPodInterface, length)
	var wg sync.WaitGroup
	podInterface := CmiiPodInterface{}

	worker := workerThread
	if length <= worker {
		for i, pod := range pods {
			objectMeta := pod.ObjectMeta
			objectMeta.SetAnnotations(nil)
			objectMeta.SetManagedFields(nil)
			pod.ObjectMeta = objectMeta

			results[i] = podInterface.Convert(pod)
		}
		return results
	}

	pinch := length / worker
	wg.Add(worker)

	for splice := 0; splice < worker; splice++ {
		go func(podList []corev1.Pod) {
			defer wg.Done()
			for _, pod := range podList {
				objectMeta := pod.ObjectMeta
				objectMeta.SetAnnotations(nil)
				objectMeta.SetManagedFields(nil)
				pod.ObjectMeta = objectMeta

				ccc <- podInterface.Convert(pod)
			}

		}(pods[splice*pinch : utils.MinInt((splice+1)*pinch, length)])
	}

	go func() {
		wg.Wait()
		close(ccc)
	}()

	index := 0
	for c := range ccc {
		results[index] = c
		index++
	}

	return results[:index]
}

func (op *CmiiK8sOperator) PodByAppName(cmiiEnv, appName string) (podList []CmiiPodInterface) {

	deploy := op.DeploymentExist(cmiiEnv, appName)
	if deploy == nil {
		log.ErrorF("[PodByAppName] - [%s] [%s] app not exists !", cmiiEnv, appName)
		return nil
	}

	labelSelector := metav1.FormatLabelSelector(deploy.Spec.Selector)
	//Get the replica sets that belong to the deployment.
	pods, err := op.CurrentClient.CoreV1().Pods(op.CurrentNamespace).List(context.TODO(), metav1.ListOptions{
		LabelSelector: labelSelector,
	})
	if err != nil {
		log.ErrorF("[PodByAppName] - [%s] [%s] list pods error %s", cmiiEnv, appName, err.Error())
		return nil
	}

	cmiiPodInterface := CmiiPodInterface{}
	for _, pod := range pods.Items {
		pod.SetManagedFields(nil)
		podInterface := cmiiPodInterface.Convert(pod)
		podList = append(podList, podInterface)
	}

	return podList
}

func (op *CmiiK8sOperator) PodByNodeName(cmiiEnv, nodeName string) (podList []CmiiPodInterface) {

	node := op.NodeExists(cmiiEnv, nodeName)
	if node == nil {
		return nil
	}

	list, err := op.CurrentClient.CoreV1().Pods("").List(context.TODO(), metav1.ListOptions{
		FieldSelector: "spec.nodeName=" + nodeName,
	})
	if err != nil {
		log.ErrorF("[PodByNodeName] - [%s] [%s] list pod error %s !", cmiiEnv, nodeName, err.Error())
		return nil
	}

	podInterface := CmiiPodInterface{}
	for _, pod := range list.Items {
		cmiiPodInterface := podInterface.Convert(pod)

		podList = append(podList, cmiiPodInterface)
	}

	return podList
}

func (op *CmiiK8sOperator) PodFizz(cmiiEnv, appFizz string) (fizzPod []corev1.Pod) {

	podAll := op.PodAll(cmiiEnv)

	if podAll == nil {
		log.ErrorF("[DeploymentFizz] - no app find in [%s] !", cmiiEnv)
		return nil
	}

	for _, pod := range podAll {
		if strings.Contains(pod.Name, appFizz) {
			fizzPod = append(fizzPod, pod)
		}
	}

	return fizzPod
}

func (op *CmiiK8sOperator) PodDelete(cmiiEnv, podName string) bool {
	op.changeOperatorEnv(cmiiEnv)
	client := op.CurrentClient

	pod, err := client.CoreV1().Pods(op.CurrentNamespace).Get(context.TODO(), podName, metav1.GetOptions{})
	if err != nil {
		log.ErrorF("[PodDelete] - [%s] [%s] not exists", cmiiEnv, podName)
		return false
	}

	// pod exists
	err = client.CoreV1().Pods(op.CurrentNamespace).Delete(context.TODO(), pod.Name, metav1.DeleteOptions{})
	if err != nil {
		log.ErrorF("[PodDelete] - [%s] [%s] delete error ! %s", cmiiEnv, podName, err.Error())
		return false
	}

	return true

}

func (op *CmiiK8sOperator) PodExec(cmiiEnv string, podInterface CmiiPodInterface, commandList []string) (stdout, stderr *bytes.Buffer) {

	op.changeOperatorEnv(cmiiEnv)
	client := op.CurrentClient

	execRequest := client.CoreV1().RESTClient().
		Post().
		Resource("pods").
		Name(podInterface.Name).
		Namespace(op.CurrentNamespace).
		SubResource("exec").
		VersionedParams(&corev1.PodExecOptions{
			Stdin:     false,
			Stdout:    true,
			Stderr:    true,
			TTY:       false,
			Container: podInterface.ContainerName,
			Command:   commandList,
		}, scheme.ParameterCodec)

	stdout = &bytes.Buffer{}
	stderr = &bytes.Buffer{}
	//log.DebugF("PodExec] -  [%s] [%s] exec %s, url %s", cmiiEnv, podInterface.Name, commandList, execRequest.URL())
	exec, err := remotecommand.NewSPDYExecutor(op.CurrentConfig, "POST", execRequest.URL())

	if err != nil {
		log.ErrorF("[PodExec] - NewSPDYExecutor error => %s", err.Error())
		return stdout, stderr
	}

	err = exec.Stream(remotecommand.StreamOptions{
		Stdin:             nil,
		Stdout:            stdout,
		Stderr:            stderr,
		Tty:               false,
		TerminalSizeQueue: nil,
	})
	if err != nil {
		log.ErrorF("[PodExec] - exec.Stream error => %s", err.Error())
	}

	return stdout, stderr
}

func (op *CmiiK8sOperator) NodeAll(cmiiEnv string) (nodeListR []corev1.Node) {
	op.changeOperatorEnv(cmiiEnv)
	client := op.CurrentClient

	nodeList, err := client.CoreV1().Nodes().List(context.TODO(), metav1.ListOptions{})
	if err != nil {
		log.ErrorF("[NodeAll] - [%s] list all node failed %s", cmiiEnv, err.Error())
		return nil
	}

	for _, node := range nodeList.Items {
		node.SetManagedFields(nil)
		nodeListR = append(nodeListR, node)
	}

	return nodeListR
}

func (op *CmiiK8sOperator) NodeAllInterface(cmiiEnv string) (nodeList []CmiiNodeInterface) {

	nodeListR := op.NodeAll(cmiiEnv)

	nodeInterface := CmiiNodeInterface{}

	for _, node := range nodeListR {
		nodeList = append(nodeList, nodeInterface.Convert(node))
	}

	return nodeList
}

func (op *CmiiK8sOperator) NodeExists(cmiiEnv, nodeName string) (node *CmiiNodeInterface) {

	op.changeOperatorEnv(cmiiEnv)
	client := op.CurrentClient

	nodeInterface := CmiiNodeInterface{}

	nodeList, err := client.CoreV1().Nodes().Get(context.TODO(), nodeName, metav1.GetOptions{})
	if err != nil {
		log.ErrorF("[NodeExists] - [%s] [%s] not exists !", cmiiEnv, nodeName)
		return nil
	}

	convert := nodeInterface.Convert(*nodeList)

	return &convert
}