// Copyright 2019 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.

package webhook

import (
	"fmt"

	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"

	"k8s.io/api/admission/v1beta1"
	"k8s.io/kubernetes/test/e2e/framework/log"
)

// only allow pods to be delete when it is not ddlowner of tidb, not leader of pd and not
// leader of tikv.
// TODO: deprecate this when refactor webhook
func (wh *webhook) admitPods(ar v1beta1.AdmissionReview) *v1beta1.AdmissionResponse {
	log.Logf("admitting pods")

	podResource := metav1.GroupVersionResource{Group: "", Version: "v1", Resource: "pods"}
	if ar.Request.Resource != podResource {
		err := fmt.Errorf("expect resource to be %s", podResource)
		log.Logf("ERROR: %v", err)
		return toAdmissionResponse(err)
	}

	reviewResponse := v1beta1.AdmissionResponse{}
	reviewResponse.Allowed = true
	return &reviewResponse
}