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fake_informers.go
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/
fake_informers.go
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/*
* Copyright (c) 2019 WSO2 Inc. (http:www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. licenses this file to you 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 fake
import (
"fmt"
"reflect"
"time"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/client-go/tools/cache"
v1alpha2 "github.com/cellery-io/mesh-controller/pkg/apis/mesh/v1alpha2"
clients "github.com/cellery-io/mesh-controller/pkg/clients"
informers "github.com/cellery-io/mesh-controller/pkg/informers"
)
type fake struct {
informers.Interface
cache map[reflect.Type]cache.Indexer
}
func New(clients clients.Interface, resync time.Duration, objs ...runtime.Object) *fake {
f := &fake{
Interface: informers.New(clients, resync),
cache: make(map[reflect.Type]cache.Indexer),
}
f.addIndexer(&v1alpha2.Component{}, f.Components().Informer().GetIndexer())
f.addIndexer(&corev1.Service{}, f.Services().Informer().GetIndexer())
f.addIndexer(&appsv1.Deployment{}, f.Deployments().Informer().GetIndexer())
for _, obj := range objs {
t := reflect.TypeOf(obj).Elem()
indexer, ok := f.cache[t]
if !ok {
panic(fmt.Sprintf("Unrecognized type %T", obj))
}
indexer.Add(obj)
}
return f
}
func (f *fake) addIndexer(obj runtime.Object, indexer cache.Indexer) {
f.cache[reflect.TypeOf(obj).Elem()] = indexer
}