mirror of https://github.com/openkruise/kruise.git
107 lines
3.0 KiB
Go
107 lines
3.0 KiB
Go
/*
|
|
Copyright 2019 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.
|
|
*/
|
|
|
|
package mutating
|
|
|
|
import (
|
|
"context"
|
|
"encoding/json"
|
|
"net/http"
|
|
|
|
appsv1alpha1 "github.com/openkruise/kruise/apis/apps/v1alpha1"
|
|
"github.com/openkruise/kruise/pkg/control/sidecarcontrol"
|
|
|
|
"github.com/openkruise/kruise/pkg/util"
|
|
"k8s.io/api/admission/v1beta1"
|
|
"k8s.io/klog"
|
|
"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
|
|
)
|
|
|
|
// SidecarSetCreateHandler handles SidecarSet
|
|
type SidecarSetCreateHandler struct {
|
|
// To use the client, you need to do the following:
|
|
// - uncomment it
|
|
// - import sigs.k8s.io/controller-runtime/pkg/client
|
|
// - uncomment the InjectClient method at the bottom of this file.
|
|
// Client client.Client
|
|
|
|
// Decoder decodes objects
|
|
Decoder *admission.Decoder
|
|
}
|
|
|
|
func setHashSidecarSet(sidecarset *appsv1alpha1.SidecarSet) error {
|
|
if sidecarset.Annotations == nil {
|
|
sidecarset.Annotations = make(map[string]string)
|
|
}
|
|
|
|
hash, err := SidecarSetHash(sidecarset)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
sidecarset.Annotations[sidecarcontrol.SidecarSetHashAnnotation] = hash
|
|
|
|
hash, err = SidecarSetHashWithoutImage(sidecarset)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
sidecarset.Annotations[sidecarcontrol.SidecarSetHashWithoutImageAnnotation] = hash
|
|
|
|
return nil
|
|
}
|
|
|
|
var _ admission.Handler = &SidecarSetCreateHandler{}
|
|
|
|
// Handle handles admission requests.
|
|
func (h *SidecarSetCreateHandler) Handle(ctx context.Context, req admission.Request) admission.Response {
|
|
obj := &appsv1alpha1.SidecarSet{}
|
|
|
|
err := h.Decoder.Decode(req, obj)
|
|
if err != nil {
|
|
return admission.Errored(http.StatusBadRequest, err)
|
|
}
|
|
|
|
switch req.AdmissionRequest.Operation {
|
|
case v1beta1.Create, v1beta1.Update:
|
|
appsv1alpha1.SetDefaultsSidecarSet(obj)
|
|
if err := setHashSidecarSet(obj); err != nil {
|
|
return admission.Errored(http.StatusInternalServerError, err)
|
|
}
|
|
}
|
|
klog.V(4).Infof("sidecarset after mutating: %v", util.DumpJSON(obj))
|
|
|
|
marshalled, err := json.Marshal(obj)
|
|
if err != nil {
|
|
return admission.Errored(http.StatusInternalServerError, err)
|
|
}
|
|
return admission.PatchResponseFromRaw(req.AdmissionRequest.Object.Raw, marshalled)
|
|
}
|
|
|
|
//var _ inject.Client = &SidecarSetCreateHandler{}
|
|
//
|
|
//// InjectClient injects the client into the SidecarSetCreateHandler
|
|
//func (h *SidecarSetCreateHandler) InjectClient(c client.Client) error {
|
|
// h.Client = c
|
|
// return nil
|
|
//}
|
|
|
|
var _ admission.DecoderInjector = &SidecarSetCreateHandler{}
|
|
|
|
// InjectDecoder injects the decoder into the SidecarSetCreateHandler
|
|
func (h *SidecarSetCreateHandler) InjectDecoder(d *admission.Decoder) error {
|
|
h.Decoder = d
|
|
return nil
|
|
}
|