mirror of
https://github.com/k3s-io/kubernetes.git
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5e5b3029f3
* api changes adding match conditions * feature gate and registry strategy to drop fields * matchConditions logic for admission webhooks * feedback * update test * import order * bears.com * update fail policy ignore behavior * update docs and matcher to hold fail policy as non-pointer * update matcher error aggregation, fix early fail failpolicy ignore, update docs * final cleanup * openapi gen
67 lines
2.7 KiB
Go
67 lines
2.7 KiB
Go
/*
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Copyright 2023 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 admissionregistration
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import (
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genericfeatures "k8s.io/apiserver/pkg/features"
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utilfeature "k8s.io/apiserver/pkg/util/feature"
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)
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// DropDisabledMutatingWebhookConfigurationFields removes disabled fields from the mutatingWebhookConfiguration metadata and spec.
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// This should be called from PrepareForCreate/PrepareForUpdate for all resources containing a mutatingWebhookConfiguration
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func DropDisabledMutatingWebhookConfigurationFields(mutatingWebhookConfiguration, oldMutatingWebhookConfiguration *MutatingWebhookConfiguration) {
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if !utilfeature.DefaultFeatureGate.Enabled(genericfeatures.AdmissionWebhookMatchConditions) && !matchConditionsInUseMutatingWebhook(oldMutatingWebhookConfiguration) {
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for i := range mutatingWebhookConfiguration.Webhooks {
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mutatingWebhookConfiguration.Webhooks[i].MatchConditions = nil
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}
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}
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}
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func matchConditionsInUseMutatingWebhook(mutatingWebhookConfiguration *MutatingWebhookConfiguration) bool {
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if mutatingWebhookConfiguration == nil {
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return false
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}
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for _, webhook := range mutatingWebhookConfiguration.Webhooks {
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if len(webhook.MatchConditions) != 0 {
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return true
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}
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}
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return false
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}
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// DropDisabledValidatingWebhookConfigurationFields removes disabled fields from the validatingWebhookConfiguration metadata and spec.
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// This should be called from PrepareForCreate/PrepareForUpdate for all resources containing a validatingWebhookConfiguration
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func DropDisabledValidatingWebhookConfigurationFields(validatingWebhookConfiguration, oldValidatingWebhookConfiguration *ValidatingWebhookConfiguration) {
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if !utilfeature.DefaultFeatureGate.Enabled(genericfeatures.AdmissionWebhookMatchConditions) && !matchConditionsInUseValidatingWebhook(oldValidatingWebhookConfiguration) {
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for i := range validatingWebhookConfiguration.Webhooks {
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validatingWebhookConfiguration.Webhooks[i].MatchConditions = nil
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}
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}
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}
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func matchConditionsInUseValidatingWebhook(validatingWebhookConfiguration *ValidatingWebhookConfiguration) bool {
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if validatingWebhookConfiguration == nil {
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return false
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}
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for _, webhook := range validatingWebhookConfiguration.Webhooks {
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if len(webhook.MatchConditions) != 0 {
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return true
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}
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}
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return false
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}
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