blob: a5d0264138b922ad8c3b7089bd7387f25ef6ce3f (
plain)
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
|
package logger
import (
"errors"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
"gopkg.in/natefinch/lumberjack.v2"
)
var logger *zap.Logger = nil
func InitLogger(logFile string) *zap.Logger {
cfg := zap.NewProductionConfig()
cfg.OutputPaths = []string{logFile}
cfg.ErrorOutputPaths = []string{logFile}
// Configure lumberjack for log rotation
lumberjackLogger := &lumberjack.Logger{
Filename: logFile,
MaxSize: 100, // megabytes
MaxBackups: 5,
MaxAge: 30, // days
Compress: true,
}
core := zapcore.NewCore(
zapcore.NewJSONEncoder(cfg.EncoderConfig),
zapcore.AddSync(lumberjackLogger), // Log only to the file via lumberjack
cfg.Level,
)
logger = zap.New(core)
return logger
}
func GetLogger() (*zap.Logger, error) {
if logger == nil {
return nil, errors.New("You must call `InitLogger()` first.")
}
return logger, nil
}
|
