40 lines
1.3 KiB
Go
40 lines
1.3 KiB
Go
// Copyright 2020 the Pinniped contributors. All Rights Reserved.
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// SPDX-License-Identifier: Apache-2.0
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package controller
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import (
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"go.pinniped.dev/internal/controllerlib"
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)
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func NameAndNamespaceExactMatchFilterFactory(name, namespace string) controllerlib.Filter {
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return SimpleFilter(func(obj metav1.Object) bool {
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return obj.GetName() == name && obj.GetNamespace() == namespace
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})
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}
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// MatchAnythingFilter returns a controllerlib.Filter that allows all objects.
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func MatchAnythingFilter() controllerlib.Filter {
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return SimpleFilter(func(object metav1.Object) bool { return true })
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}
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// SimpleFilter takes a single boolean match function on a metav1.Object and wraps it into a proper controllerlib.Filter.
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func SimpleFilter(match func(metav1.Object) bool) controllerlib.Filter {
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return controllerlib.FilterFuncs{
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AddFunc: match,
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UpdateFunc: func(oldObj, newObj metav1.Object) bool { return match(oldObj) || match(newObj) },
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DeleteFunc: match,
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}
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}
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// Same signature as controllerlib.WithInformer().
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type WithInformerOptionFunc func(
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getter controllerlib.InformerGetter,
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filter controllerlib.Filter,
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opt controllerlib.InformerOption) controllerlib.Option
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// Same signature as controllerlib.WithInitialEvent().
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type WithInitialEventOptionFunc func(key controllerlib.Key) controllerlib.Option
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