mirror of https://github.com/k3s-io/k3s
88 lines
2.3 KiB
Go
88 lines
2.3 KiB
Go
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/*
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Copyright 2014 Google Inc. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package registrytest
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import (
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"sync"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/registry/generic"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/runtime"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/watch"
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)
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// GenericRegistry knows how to store & list any runtime.Object. Events don't require
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// any non-generic features from the storage layer.
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type GenericRegistry struct {
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Err error
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Object runtime.Object
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ObjectList runtime.Object
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sync.Mutex
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Mux *watch.Mux
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}
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func NewGeneric(list runtime.Object) *GenericRegistry {
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return &GenericRegistry{
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ObjectList: list,
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Mux: watch.NewMux(0),
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}
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}
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func (r *GenericRegistry) List(ctx api.Context, m generic.Matcher) (runtime.Object, error) {
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r.Lock()
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defer r.Unlock()
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if r.Err != nil {
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return nil, r.Err
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}
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return generic.FilterList(r.ObjectList, m)
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}
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func (r *GenericRegistry) Watch(ctx api.Context, m generic.Matcher, resourceVersion uint64) (watch.Interface, error) {
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// TODO: wire filter down into the mux; it needs access to current and previous state :(
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return r.Mux.Watch(), nil
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}
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func (r *GenericRegistry) Get(ctx api.Context, id string) (runtime.Object, error) {
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r.Lock()
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defer r.Unlock()
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return r.Object, r.Err
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}
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func (r *GenericRegistry) Create(ctx api.Context, id string, obj runtime.Object) error {
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r.Lock()
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defer r.Unlock()
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r.Object = obj
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r.Mux.Action(watch.Added, obj)
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return r.Err
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}
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func (r *GenericRegistry) Update(ctx api.Context, id string, obj runtime.Object) error {
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r.Lock()
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defer r.Unlock()
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r.Object = obj
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r.Mux.Action(watch.Modified, obj)
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return r.Err
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}
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func (r *GenericRegistry) Delete(ctx api.Context, id string) error {
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r.Lock()
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defer r.Unlock()
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r.Mux.Action(watch.Deleted, r.Object)
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return r.Err
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}
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