/
interface.go
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/
interface.go
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/*
* Copyright 2020 SAP SE or an SAP affiliate company. All rights reserved.
* This file is licensed under the Apache Software License, v. 2 except as noted
* otherwise in the LICENSE file
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
*
*/
package bound
import (
"github.com/gardener/controller-manager-library/pkg/controllermanager/webhook"
"github.com/gardener/controller-manager-library/pkg/logger"
"github.com/gardener/controller-manager-library/pkg/controllermanager/webhook/admission"
"github.com/gardener/controller-manager-library/pkg/resources"
)
// Request describes the admission.Attributes for the admission request.
type Request struct {
Request admission.Request
Object resources.Object
OldObject resources.Object
}
// Interface can handle an AdmissionRequest.
type Interface interface {
Handle(logger.LogContext, Request) admission.Response
}
type AdmissionHandlerType func(webhook.Interface) (Interface, error)
// WebhookFunc implements Handler interface using a single function.
type WebhookFunc func(logger.LogContext, Request) admission.Response
var _ Interface = WebhookFunc(nil)
// Handle process the AdmissionRequest by invoking the underlying function.
func (this WebhookFunc) Handle(logger logger.LogContext, req Request) admission.Response {
return this(logger, req)
}
func (this WebhookFunc) Type() AdmissionHandlerType {
return func(webhook.Interface) (Interface, error) { return this, nil }
}
// DefaultHandler can be used for a default implementation of all interface
// methods
type DefaultHandler struct {
}
func (this *DefaultHandler) Handle(logger.LogContext, Request) admission.Response {
return admission.Allowed("always")
}