mirror of https://github.com/knative/caching.git
70 lines
2.3 KiB
Go
70 lines
2.3 KiB
Go
/*
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Copyright 2018 The Knative Authors
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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 duck
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import (
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/client-go/tools/cache"
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"knative.dev/pkg/kmeta"
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"knative.dev/pkg/tracker"
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)
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// InformerFactory is used to create Informer/Lister pairs for a schema.GroupVersionResource
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type InformerFactory interface {
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// Get returns a synced Informer/Lister pair for the provided schema.GroupVersionResource.
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Get(schema.GroupVersionResource) (cache.SharedIndexInformer, cache.GenericLister, error)
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}
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// OneOfOurs is the union of our Accessor interface and the OwnerRefable interface
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// that is implemented by our resources that implement the kmeta.Accessor.
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type OneOfOurs interface {
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kmeta.Accessor
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kmeta.OwnerRefable
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}
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// BindableStatus is the interface that the .status of Bindable resources must
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// implement to work smoothly with our BaseReconciler.
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type BindableStatus interface {
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// InitializeConditions seeds the resource's status.conditions field
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// with all of the conditions that this Binding surfaces.
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InitializeConditions()
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// MarkBindingAvailable notes that this Binding has been properly
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// configured.
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MarkBindingAvailable()
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// MarkBindingUnavailable notes the provided reason for why the Binding
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// has failed.
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MarkBindingUnavailable(reason string, message string)
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// SetObservedGeneration updates the .status.observedGeneration to the
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// provided generation value.
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SetObservedGeneration(int64)
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}
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// Bindable may be implemented by Binding resources to use shared libraries.
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type Bindable interface {
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OneOfOurs
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// GetSubject returns the standard Binding duck's "Subject" field.
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GetSubject() tracker.Reference
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// GetBindingStatus returns the status of the Binding, which must
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// implement BindableStatus.
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GetBindingStatus() BindableStatus
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}
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