knative.dev/pkg@v0.0.0-20260602142205-ac97e43f6622/webhook/resourcesemantics/interface.go (about)

     1  /*
     2  Copyright 2019 The Knative Authors
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package resourcesemantics
    18  
    19  import (
    20  	admissionregistrationv1 "k8s.io/api/admissionregistration/v1"
    21  	"k8s.io/apimachinery/pkg/runtime"
    22  	"knative.dev/pkg/apis"
    23  )
    24  
    25  // GenericCRD is the interface definition that allows us to perform the generic
    26  // CRD actions like deciding whether to increment generation and so forth.
    27  type GenericCRD interface {
    28  	apis.Defaultable
    29  	apis.Validatable
    30  	runtime.Object
    31  }
    32  
    33  // VerbLimited defines which Verbs you want to have the webhook invoked on.
    34  type VerbLimited interface {
    35  	// SupportedVerbs define which operations (verbs) webhook is called on.
    36  	SupportedVerbs() []admissionregistrationv1.OperationType
    37  }
    38  
    39  // SubResourceLimited defines which subresources you want to have the webhook
    40  // invoked on. For example "status", "scale", etc.
    41  type SubResourceLimited interface {
    42  	// SupportedSubResources are the subresources that will be registered
    43  	// for the resource validation.
    44  	// If you wanted to add for example scale validation for Deployments, you'd
    45  	// do:
    46  	// []string{"", "/status", "/scale"}
    47  	// And to get just the main resource, you would do:
    48  	// []string{""}
    49  	SupportedSubResources() []string
    50  }