/
handler.go
46 lines (41 loc) · 1.29 KB
/
handler.go
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// Copyright 2020 Antrea 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 loglevel
import (
"encoding/json"
"net/http"
"strconv"
"k8s.io/klog/v2"
"antrea.io/antrea/pkg/log"
)
// HandleFunc returns the function which can handle the /loglevel API request.
func HandleFunc() http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
level := r.URL.Query().Get("level")
if level != "" {
err := log.SetLogLevel(level)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
} else {
levelNum, _ := strconv.Atoi(log.GetCurrentLogLevel())
err := json.NewEncoder(w).Encode(levelNum)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
klog.Errorf("Error when encoding log level to json: %v", err)
}
}
}
}