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66 lines
2.1 KiB
Go
66 lines
2.1 KiB
Go
/*
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Copyright 2014 The Kubernetes 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 admit
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import (
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"context"
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"io"
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"k8s.io/apiserver/pkg/admission"
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"k8s.io/klog"
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)
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// PluginName indicates name of admission plugin.
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const PluginName = "AlwaysAdmit"
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// Register registers a plugin
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func Register(plugins *admission.Plugins) {
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plugins.Register(PluginName, func(config io.Reader) (admission.Interface, error) {
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return NewAlwaysAdmit(), nil
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})
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}
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// alwaysAdmit is an implementation of admission.Interface which always says yes to an admit request.
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type alwaysAdmit struct{}
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var _ admission.MutationInterface = alwaysAdmit{}
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var _ admission.ValidationInterface = alwaysAdmit{}
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// Admit makes an admission decision based on the request attributes
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func (alwaysAdmit) Admit(ctx context.Context, a admission.Attributes, o admission.ObjectInterfaces) (err error) {
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return nil
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}
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// Validate makes an admission decision based on the request attributes. It is NOT allowed to mutate.
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func (alwaysAdmit) Validate(ctx context.Context, a admission.Attributes, o admission.ObjectInterfaces) (err error) {
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return nil
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}
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// Handles returns true if this admission controller can handle the given operation
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// where operation can be one of CREATE, UPDATE, DELETE, or CONNECT
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func (alwaysAdmit) Handles(operation admission.Operation) bool {
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return true
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}
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// NewAlwaysAdmit creates a new always admit admission handler
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func NewAlwaysAdmit() admission.Interface {
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// DEPRECATED: AlwaysAdmit admit all admission request, it is no use.
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klog.Warningf("%s admission controller is deprecated. "+
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"Please remove this controller from your configuration files and scripts.", PluginName)
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return new(alwaysAdmit)
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}
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