github.com/sealerio/sealer@v0.11.1-0.20240507115618-f4f89c5853ae/pkg/logger/file_hook.go (about)

     1  // Copyright © 2022 Alibaba Group Holding Ltd.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package logger
    16  
    17  import (
    18  	"fmt"
    19  	"path/filepath"
    20  	"runtime"
    21  	"time"
    22  
    23  	rotatelogs "github.com/lestrrat-go/file-rotatelogs"
    24  	"github.com/rifflock/lfshook"
    25  	"github.com/sirupsen/logrus"
    26  
    27  	"github.com/sealerio/sealer/common"
    28  )
    29  
    30  func NewFileHook(filePath string) (logrus.Hook, error) {
    31  	if filePath == "" {
    32  		//todo : user could set log dir through sealer config
    33  		filePath = common.DefaultLogDir
    34  	}
    35  
    36  	path := filepath.Join(filePath, "sealer.log")
    37  	writer, _ := rotatelogs.New(
    38  		path+".%Y%m%d",
    39  		rotatelogs.WithLinkName(path),
    40  		rotatelogs.WithRotationTime(24*time.Hour),
    41  	)
    42  
    43  	return lfshook.NewHook(lfshook.WriterMap{
    44  		logrus.InfoLevel:  writer,
    45  		logrus.DebugLevel: writer,
    46  		logrus.WarnLevel:  writer,
    47  		logrus.ErrorLevel: writer,
    48  		logrus.FatalLevel: writer,
    49  		logrus.PanicLevel: writer,
    50  	}, &logrus.TextFormatter{
    51  		DisableColors: true,
    52  		CallerPrettyfier: func(frame *runtime.Frame) (function string, file string) {
    53  			return "", fmt.Sprintf("%s:%d", filepath.Base(frame.File), frame.Line)
    54  		},
    55  	}), nil
    56  }