/
logging_handler.go
69 lines (61 loc) · 1.99 KB
/
logging_handler.go
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// Copyright 2022 Google LLC
//
// 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 webhook
import (
"context"
"k8s.io/apimachinery/pkg/types"
"sigs.k8s.io/controller-runtime/pkg/log"
"sigs.k8s.io/controller-runtime/pkg/manager"
"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
)
var logger = log.Log
type RequestLoggingHandler struct {
handler admission.Handler
handlerName string
}
type HandlerFunc func(mgr manager.Manager) admission.Handler
func NewRequestLoggingHandler(handlerFunc HandlerFunc, handlerName string) HandlerFunc {
return func(mgr manager.Manager) admission.Handler {
handler := handlerFunc(mgr)
return &RequestLoggingHandler{
handler: handler,
handlerName: handlerName,
}
}
}
func (a *RequestLoggingHandler) Handle(ctx context.Context, req admission.Request) admission.Response {
nn := types.NamespacedName{Name: req.Name, Namespace: req.Namespace}
logger.Info("processing request",
"operation", req.Operation,
"handler", a.handlerName,
"kind", req.Kind.Kind,
"resource", nn)
response := a.handler.Handle(ctx, req)
if response.Result == nil {
logger.Info("done processing request",
"operation", req.Operation,
"handler", a.handlerName,
"kind", req.Kind.Kind,
"resource", nn)
} else {
logger.Info("done processing request",
"operation", req.Operation,
"handler", a.handlerName,
"kind", req.Kind.Kind,
"resource", nn,
"result-code", response.Result.Code,
"result-reason", response.Result.Reason)
}
return response
}