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validator.go
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validator.go
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// Copyright 2019 The Kubernetes Authors.
//
// 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,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package kubernetes
import (
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/types"
"k8s.io/klog"
"github.com/open-cluster-management/multicloud-operators-subscription/pkg/utils"
)
// Validator is used to validate resources in synchronizer
type Validator struct {
*KubeSynchronizer
Store map[schema.GroupVersionKind]map[string]bool
syncsource string
}
// CreateValiadtor returns initialized validator struct
func (sync *KubeSynchronizer) CreateValiadtor(syncsource string) *Validator {
return &Validator{
KubeSynchronizer: sync,
Store: make(map[schema.GroupVersionKind]map[string]bool),
syncsource: syncsource,
}
}
// ApplyValiadtor use validator to check resources in synchronizer
func (sync *KubeSynchronizer) ApplyValiadtor(v *Validator) {
var err error
for resgvk, resmap := range sync.KubeResources {
for reskey, tplunit := range resmap.TemplateMap {
if v.Store[resgvk] == nil || !v.Store[resgvk][reskey] {
// will ignore non-syncsource templates
tplhost := sync.Extension.GetHostFromObject(tplunit)
tpldpl := utils.GetHostDeployableFromObject(tplunit)
klog.V(10).Infof("Start DeRegister, with resgvk: %v, reskey: %s", resgvk, reskey)
err = sync.DeRegisterTemplate(*tplhost, *tpldpl, v.syncsource)
if err != nil {
klog.Error("Failed to deregister template for applying validator with error: ", err)
}
}
}
}
}
// AddValidResource adds resource into validator
func (v *Validator) AddValidResource(gvk schema.GroupVersionKind, host, dpl types.NamespacedName) {
if _, ok := v.Store[gvk]; !ok {
v.Store[gvk] = make(map[string]bool)
}
reskey := v.generateResourceMapKey(host, dpl)
v.Store[gvk][reskey] = true
}