Repository navigation
Expand file tree
/
Copy pathfile-logger.go
More file actions
86 lines (70 loc) · 1.92 KB
/
Copy pathfile-logger.go
File metadata and controls
86 lines (70 loc) · 1.92 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
/*
* Minio Cloud Storage, (C) 2017 Minio, Inc.
*
* 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 cmd
import (
"fmt"
"os"
"github.com/Sirupsen/logrus"
)
// FileLogger - file logger which logs to a file.
type FileLogger struct {
BaseLogTarget
Filename string `json:"filename"`
file *os.File
}
// Fire - log entry handler.
func (logger FileLogger) Fire(entry *logrus.Entry) (err error) {
if !logger.Enable {
return nil
}
msgBytes, err := logger.formatter.Format(entry)
if err != nil {
return err
}
if _, err = logger.file.Write(msgBytes); err != nil {
return err
}
err = logger.file.Sync()
return err
}
// String - represents ConsoleLogger as string.
func (logger FileLogger) String() string {
enableStr := "disabled"
if logger.Enable {
enableStr = "enabled"
}
return fmt.Sprintf("file:%s:%s", enableStr, logger.Filename)
}
// NewFileLogger - creates new file logger object.
func NewFileLogger(filename string) (logger FileLogger) {
logger.Enable = true
logger.formatter = new(logrus.JSONFormatter)
logger.Filename = filename
return logger
}
// InitFileLogger - initializes file logger.
func InitFileLogger(logger *FileLogger) (err error) {
if !logger.Enable {
return err
}
if logger.formatter == nil {
logger.formatter = new(logrus.JSONFormatter)
}
if logger.file == nil {
logger.file, err = os.OpenFile(logger.Filename, os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0664)
}
return err
}