pkg/rest/middleware/recover.go

41 lines
1.4 KiB
Go

/*
* TencentBlueKing is pleased to support the open source community by making
* 蓝鲸智云 - 配置平台 (BlueKing - CMDB) available.
* Copyright (C) 2025 Tencent. All rights reserved.
* Licensed under the MIT License (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://opensource.org/licenses/MIT
* 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.
* We undertake not to change the open source license (MIT license) applicable
* to the current version of the project delivered to anyone in the future.
*/
package middleware
import (
"fmt"
"log/slog"
"net/http"
"runtime/debug"
)
// Recoverer is a middleware that recovers from panics, logs the panic and stack trace
func Recoverer(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
defer func() {
if fatalErr := recover(); fatalErr != nil {
w.WriteHeader(http.StatusInternalServerError)
msg := fmt.Sprintf("panic err: %v", fatalErr)
slog.ErrorContext(r.Context(), msg, "stack_trace", debug.Stack())
}
}()
next.ServeHTTP(w, r)
})
}