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add: Support the deletion protection of service and ingress
Signed-off-by: kevin1689 <kevinyang1689@163.com>
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/* | ||
Copyright 2023 The Kruise Authors. | ||
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 | ||
limitations under the License. | ||
*/ | ||
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package webhook | ||
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import ( | ||
"github.com/openkruise/kruise/pkg/webhook/ingress/validating" | ||
) | ||
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func init() { | ||
addHandlers(validating.HandlerMap) | ||
} |
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/* | ||
Copyright 2023 The Kruise Authors. | ||
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 | ||
limitations under the License. | ||
*/ | ||
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package webhook | ||
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import ( | ||
"github.com/openkruise/kruise/pkg/webhook/service/validating" | ||
) | ||
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func init() { | ||
addHandlers(validating.HandlerMap) | ||
} |
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/* | ||
Copyright 2023 The Kruise Authors. | ||
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 | ||
limitations under the License. | ||
*/ | ||
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package validating | ||
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import ( | ||
"context" | ||
"net/http" | ||
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"github.com/openkruise/kruise/pkg/webhook/util/deletionprotection" | ||
admissionv1 "k8s.io/api/admission/v1" | ||
networkingv1 "k8s.io/api/networking/v1" | ||
networkingv1beta1 "k8s.io/api/networking/v1beta1" | ||
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
"k8s.io/klog/v2" | ||
"sigs.k8s.io/controller-runtime/pkg/client" | ||
"sigs.k8s.io/controller-runtime/pkg/runtime/inject" | ||
"sigs.k8s.io/controller-runtime/pkg/webhook/admission" | ||
) | ||
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type IngressHandler struct { | ||
Client client.Client | ||
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// Decoder decodes objects | ||
Decoder *admission.Decoder | ||
} | ||
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var _ admission.Handler = &IngressHandler{} | ||
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// Handle handles admission requests. | ||
func (h *IngressHandler) Handle(ctx context.Context, req admission.Request) admission.Response { | ||
if req.AdmissionRequest.Operation != admissionv1.Delete || req.AdmissionRequest.SubResource != "" { | ||
return admission.ValidationResponse(true, "") | ||
} | ||
if len(req.OldObject.Raw) == 0 { | ||
klog.Warningf("Skip to validate ingress %s deletion for no old object, maybe because of Kubernetes version < 1.16", req.Name) | ||
return admission.ValidationResponse(true, "") | ||
} | ||
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var metaObj metav1.Object | ||
switch req.Kind.Version { | ||
case "v1beta1": | ||
obj := &networkingv1beta1.Ingress{} | ||
if err := h.Decoder.DecodeRaw(req.AdmissionRequest.OldObject, obj); err != nil { | ||
return admission.Errored(http.StatusBadRequest, err) | ||
} | ||
metaObj = obj | ||
case "v1": | ||
obj := &networkingv1.Ingress{} | ||
if err := h.Decoder.DecodeRaw(req.AdmissionRequest.OldObject, obj); err != nil { | ||
return admission.Errored(http.StatusBadRequest, err) | ||
} | ||
metaObj = obj | ||
} | ||
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if err := deletionprotection.ValidateIngressDeletion(metaObj); err != nil { | ||
return admission.Errored(http.StatusForbidden, err) | ||
} | ||
return admission.ValidationResponse(true, "") | ||
} | ||
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var _ inject.Client = &IngressHandler{} | ||
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func (h *IngressHandler) InjectClient(c client.Client) error { | ||
h.Client = c | ||
return nil | ||
} | ||
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var _ admission.DecoderInjector = &IngressHandler{} | ||
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func (h *IngressHandler) InjectDecoder(d *admission.Decoder) error { | ||
h.Decoder = d | ||
return nil | ||
} |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,28 @@ | ||
/* | ||
Copyright 2023 The Kruise Authors. | ||
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 | ||
limitations under the License. | ||
*/ | ||
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package validating | ||
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import "sigs.k8s.io/controller-runtime/pkg/webhook/admission" | ||
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// +kubebuilder:webhook:path=/validate-ingress,mutating=false,failurePolicy=fail,sideEffects=None,admissionReviewVersions=v1;v1beta1,groups=networking.k8s.io,resources=ingresses,verbs=delete,versions=v1;v1beta1,name=vingress.kb.io | ||
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var ( | ||
// HandlerMap contains admission webhook handlers | ||
HandlerMap = map[string]admission.Handler{ | ||
"validate-ingress": &IngressHandler{}, | ||
} | ||
) |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,74 @@ | ||
/* | ||
Copyright 2023 The Kruise Authors. | ||
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 | ||
limitations under the License. | ||
*/ | ||
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package validating | ||
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import ( | ||
"context" | ||
"net/http" | ||
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"github.com/openkruise/kruise/pkg/webhook/util/deletionprotection" | ||
admissionv1 "k8s.io/api/admission/v1" | ||
v1 "k8s.io/api/core/v1" | ||
"k8s.io/klog/v2" | ||
"sigs.k8s.io/controller-runtime/pkg/client" | ||
"sigs.k8s.io/controller-runtime/pkg/runtime/inject" | ||
"sigs.k8s.io/controller-runtime/pkg/webhook/admission" | ||
) | ||
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type ServiceHandler struct { | ||
Client client.Client | ||
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// Decoder decodes objects | ||
Decoder *admission.Decoder | ||
} | ||
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var _ admission.Handler = &ServiceHandler{} | ||
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// Handle handles admission requests. | ||
func (h *ServiceHandler) Handle(ctx context.Context, req admission.Request) admission.Response { | ||
if req.AdmissionRequest.Operation != admissionv1.Delete || req.AdmissionRequest.SubResource != "" { | ||
return admission.ValidationResponse(true, "") | ||
} | ||
if len(req.OldObject.Raw) == 0 { | ||
klog.Warningf("Skip to validate service %s deletion for no old object, maybe because of Kubernetes version < 1.16", req.Name) | ||
return admission.ValidationResponse(true, "") | ||
} | ||
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obj := &v1.Service{} | ||
if err := h.Decoder.DecodeRaw(req.AdmissionRequest.OldObject, obj); err != nil { | ||
return admission.Errored(http.StatusBadRequest, err) | ||
} | ||
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if err := deletionprotection.ValidateServiceDeletion(obj); err != nil { | ||
return admission.Errored(http.StatusForbidden, err) | ||
} | ||
return admission.ValidationResponse(true, "") | ||
} | ||
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var _ inject.Client = &ServiceHandler{} | ||
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func (h *ServiceHandler) InjectClient(c client.Client) error { | ||
h.Client = c | ||
return nil | ||
} | ||
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var _ admission.DecoderInjector = &ServiceHandler{} | ||
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func (h *ServiceHandler) InjectDecoder(d *admission.Decoder) error { | ||
h.Decoder = d | ||
return nil | ||
} |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,28 @@ | ||
/* | ||
Copyright 2023 The Kruise Authors. | ||
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 | ||
limitations under the License. | ||
*/ | ||
|
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package validating | ||
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import "sigs.k8s.io/controller-runtime/pkg/webhook/admission" | ||
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// +kubebuilder:webhook:path=/validate-service,mutating=false,failurePolicy=fail,sideEffects=None,admissionReviewVersions=v1;v1beta1,groups="",resources=services,verbs=delete,versions=v1,name=vservice.kb.io | ||
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var ( | ||
// HandlerMap contains admission webhook handlers | ||
HandlerMap = map[string]admission.Handler{ | ||
"validate-service": &ServiceHandler{}, | ||
} | ||
) |
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