/
logger.go
97 lines (86 loc) · 2.79 KB
/
logger.go
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package db
import (
"context"
"fmt"
"time"
"github.com/sirupsen/logrus"
"gorm.io/gorm/logger"
"gorm.io/gorm/utils"
)
/*********************************************
* Custom logger definition for Gorm to use Logrus
* Implement gorm Logger iterface
* Based on : https://github.com/go-gorm/gorm/blob/master/logger/logger.go
*********************************************/
// GormLogger is a wrapper class that implement Gorm logger interface
type GormLogger struct {
GormLoggerConfig
}
// GormLoggerConfig handle GormLogger config (log level, slow threshold)
type GormLoggerConfig struct {
LogLevel logger.LogLevel
SlowThreshold time.Duration
}
var (
// LogrusGormLogger default GormLogger instance for Gorm logging through Logrus
LogrusGormLogger = GormLogger{
GormLoggerConfig{
LogLevel: logger.Warn,
SlowThreshold: 200 * time.Millisecond,
},
}
)
// LogMode log mode
func (l *GormLogger) LogMode(level logger.LogLevel) logger.Interface {
newlogger := *l
l.LogLevel = level
return &newlogger
}
// Info print info
func (l *GormLogger) Info(_ context.Context, msg string, data ...interface{}) {
if l.LogLevel >= logger.Info {
logrus.Info(msg, append([]interface{}{utils.FileWithLineNum()}, data...))
}
}
// Warn print warn messages
func (l *GormLogger) Warn(_ context.Context, msg string, data ...interface{}) {
if l.LogLevel >= logger.Warn {
logrus.Warn(msg, append([]interface{}{utils.FileWithLineNum()}, data...))
}
}
// Error print error messages
func (l *GormLogger) Error(_ context.Context, msg string, data ...interface{}) {
if l.LogLevel >= logger.Error {
logrus.Warn(msg, append([]interface{}{utils.FileWithLineNum()}, data...))
}
}
// Trace print sql message
func (l *GormLogger) Trace(_ context.Context, begin time.Time, fc func() (string, int64), err error) {
if l.LogLevel > 0 {
elapsed := time.Since(begin)
switch {
case err != nil && l.LogLevel >= logger.Error:
sql, rows := fc()
if rows == -1 {
logrus.Trace(utils.FileWithLineNum(), err, float64(elapsed.Nanoseconds())/1e6, "-", sql)
} else {
logrus.Trace(utils.FileWithLineNum(), err, float64(elapsed.Nanoseconds())/1e6, rows, sql)
}
case elapsed > l.SlowThreshold && l.SlowThreshold != 0 && l.LogLevel >= logger.Warn:
sql, rows := fc()
slowLog := fmt.Sprintf("SLOW SQL >= %v", l.SlowThreshold)
if rows == -1 {
logrus.Trace(utils.FileWithLineNum(), slowLog, float64(elapsed.Nanoseconds())/1e6, "-", sql)
} else {
logrus.Trace(utils.FileWithLineNum(), slowLog, float64(elapsed.Nanoseconds())/1e6, rows, sql)
}
case l.LogLevel >= logger.Info:
sql, rows := fc()
if rows == -1 {
logrus.Trace(utils.FileWithLineNum(), float64(elapsed.Nanoseconds())/1e6, "-", sql)
} else {
logrus.Trace(utils.FileWithLineNum(), float64(elapsed.Nanoseconds())/1e6, rows, sql)
}
}
}
}