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log.go
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log.go
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package u
import (
log "github.com/sirupsen/logrus"
"os"
"path/filepath"
"sync"
)
const (
PanicLevel = log.DebugLevel
FatalLevel = log.FatalLevel
ErrorLevel = log.ErrorLevel
WarnLevel = log.WarnLevel
InfoLevel = log.InfoLevel
DebugLevel = log.DebugLevel
TraceLevel = log.TraceLevel
)
var (
JSONFormatter = &log.JSONFormatter{}
TextFormatter = &log.TextFormatter{}
)
var logger *log.Logger
var loggerOnce sync.Once
// Log 获取log对象
func Log() *log.Logger {
loggerOnce.Do(func() {
logger = log.New()
})
return logger
}
// Exist check path exists
func Exist(p string) bool {
_, err := os.Stat(p)
if err != nil {
if os.IsExist(err) {
return true
}
}
return false
}
// LogFile 日志文件
func LogFile(filePath string) (*os.File, error) {
exist := Exist(filePath)
if !exist {
err := os.MkdirAll(filepath.Dir(filePath), 0777)
if err != nil {
return nil, err
}
}
file, err := os.OpenFile(filePath, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0777)
if err != nil {
return nil, err
}
return file, nil
}