63 lines
2.0 KiB
Go
63 lines
2.0 KiB
Go
/*
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Copyright 2021 The cert-manager 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 admission
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import (
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"context"
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admissionv1 "k8s.io/api/admission/v1"
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"k8s.io/apimachinery/pkg/runtime"
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)
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// Factory constructs an admission plugin.
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// This may be used in future to provide an `io.Reader` to the
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// plugin to be used for loading plugin specific configuration.
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type Factory func() (Interface, error)
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// PluginInitializer is used for initialization of shareable resources between admission plugins.
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// After initialization the resources have to be set separately
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type PluginInitializer interface {
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Initialize(plugin Interface)
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}
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// InitializationValidator holds ValidateInitialization functions, which are responsible for validation of initialized
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// shared resources and should be implemented on admission plugins
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type InitializationValidator interface {
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ValidateInitialization() error
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}
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// Interface is the base admission interface
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type Interface interface {
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Handles(admissionv1.Operation) bool
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}
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// ValidationInterface defines an admission handler that validates requests.
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// It may not perform any kind of mutation.
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type ValidationInterface interface {
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Interface
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Validate(ctx context.Context, request admissionv1.AdmissionRequest, oldObj, obj runtime.Object) (warnings []string, err error)
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}
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// MutationInterface defines an admission handler that validates requests.
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// It may not perform any kind of mutation.
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type MutationInterface interface {
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Interface
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Mutate(ctx context.Context, request admissionv1.AdmissionRequest, obj runtime.Object) (err error)
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}
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