71 lines
2.0 KiB
Go
71 lines
2.0 KiB
Go
/*
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Copyright 2018 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 admission
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import (
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"net/http"
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admissionv1beta1 "k8s.io/api/admission/v1beta1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"sigs.k8s.io/controller-runtime/pkg/patch"
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"sigs.k8s.io/controller-runtime/pkg/webhook/admission/types"
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)
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// ErrorResponse creates a new Response for error-handling a request.
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func ErrorResponse(code int32, err error) types.Response {
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return types.Response{
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Response: &admissionv1beta1.AdmissionResponse{
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Allowed: false,
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Result: &metav1.Status{
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Code: code,
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Message: err.Error(),
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},
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},
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}
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}
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// ValidationResponse returns a response for admitting a request.
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func ValidationResponse(allowed bool, reason string) types.Response {
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resp := types.Response{
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Response: &admissionv1beta1.AdmissionResponse{
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Allowed: allowed,
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},
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}
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if len(reason) > 0 {
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resp.Response.Result = &metav1.Status{
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Reason: metav1.StatusReason(reason),
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}
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}
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return resp
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}
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// PatchResponse returns a new response with json patch.
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func PatchResponse(original, current runtime.Object) types.Response {
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patches, err := patch.NewJSONPatch(original, current)
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if err != nil {
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return ErrorResponse(http.StatusInternalServerError, err)
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}
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return types.Response{
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Patches: patches,
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Response: &admissionv1beta1.AdmissionResponse{
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Allowed: true,
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PatchType: func() *admissionv1beta1.PatchType { pt := admissionv1beta1.PatchTypeJSONPatch; return &pt }(),
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},
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}
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}
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