/
logger.go
203 lines (166 loc) · 4.56 KB
/
logger.go
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package u_logger
import (
"context"
"encoding/json"
"errors"
"fmt"
"reflect"
"github.com/google/uuid"
"github.com/sirupsen/logrus"
)
func NewLogger() *Logger {
entry := std.WithField(trackingID, uuid.New().String())
return &Logger{entry}
}
// NewLoggerCtx override existed logger key in ctx
func NewLoggerCtx(ctx context.Context, trackingId string) (context.Context, *Logger) {
if trackingId == "" {
trackingId = uuid.New().String()
}
entryLogger := std.WithField(trackingID, trackingId)
instance := &Logger{entryLogger}
return context.WithValue(ctx, loggerKey, instance), instance
}
func GetLogger(ctx context.Context) (context.Context, *Logger) {
if ctx == nil {
ctx = context.Background()
}
log, ok := ctx.Value(loggerKey).(*Logger)
if ok && log.Entry != nil {
return ctx, log
}
// init logger
log = NewLogger()
return context.WithValue(ctx, loggerKey, log), log
}
type Logger struct {
*logrus.Entry
}
func (l *Logger) GetTrackingID() string {
id, ok := l.Data[trackingID]
if !ok {
return "no-tracking-id"
} else {
res, ok := id.(string)
if !ok {
return "invalid-tracking-id"
}
return res
}
}
func (l *Logger) WithField(key string, value interface{}) *Logger {
if v, err := getJson(value); err == nil {
return &Logger{l.Entry.WithField(key, v)}
}
return &Logger{l.Entry.WithField(key, value)}
}
func (l *Logger) WithFields(fields logrus.Fields) *Logger {
var (
v string
err error
)
for key, value := range fields {
if v, err = getJson(value); err == nil {
fields[key] = v
}
}
return &Logger{l.Entry.WithFields(fields)}
}
func (l *Logger) Log(level logrus.Level, args ...interface{}) {
l.Entry.Log(level, marshalArgs(args...)...)
}
func (l *Logger) Logln(level logrus.Level, args ...interface{}) {
l.Entry.Logln(level, marshalArgs(args...)...)
}
func (l *Logger) Logf(level logrus.Level, format string, args ...interface{}) {
l.Entry.Logf(level, format, marshalArgs(args...)...)
}
func (l *Logger) Info(args ...interface{}) {
l.Entry.Info(marshalArgs(args...)...)
}
func (l *Logger) Infoln(args ...interface{}) {
l.Entry.Infoln(marshalArgs(args...)...)
}
func (l *Logger) Infof(format string, args ...interface{}) {
l.Entry.Infof(format, marshalArgs(args...)...)
}
func (l *Logger) Debug(args ...interface{}) {
l.Entry.Debug(marshalArgs(args...)...)
}
func (l *Logger) Debugln(args ...interface{}) {
l.Entry.Debugln(marshalArgs(args...)...)
}
func (l *Logger) Debugf(format string, args ...interface{}) {
l.Entry.Debugf(format, marshalArgs(args...)...)
}
func (l *Logger) Trace(args ...interface{}) {
l.Entry.Trace(marshalArgs(args...)...)
}
func (l *Logger) Traceln(args ...interface{}) {
l.Entry.Traceln(marshalArgs(args...)...)
}
func (l *Logger) Tracef(format string, args ...interface{}) {
l.Entry.Tracef(format, marshalArgs(args...)...)
}
func (l *Logger) Warn(args ...interface{}) {
l.Entry.Warn(marshalArgs(args...)...)
}
func (l *Logger) Warnln(args ...interface{}) {
l.Entry.Errorln(marshalArgs(args...)...)
}
func (l *Logger) Warnf(format string, args ...interface{}) {
l.Entry.Warnf(format, marshalArgs(args...)...)
}
func (l *Logger) Error(args ...interface{}) {
l.Entry.Error(marshalArgs(args...)...)
}
func (l *Logger) Errorln(args ...interface{}) {
l.Entry.Errorln(marshalArgs(args...)...)
}
func (l *Logger) Errorf(format string, args ...interface{}) {
l.Entry.Errorf(format, marshalArgs(args...)...)
}
func (l *Logger) Fatal(args ...interface{}) {
l.Entry.Fatal(marshalArgs(args...)...)
}
func (l *Logger) Fatalln(args ...interface{}) {
l.Entry.Fatalln(marshalArgs(args...)...)
}
func (l *Logger) Fatalf(format string, args ...interface{}) {
l.Entry.Fatalf(format, marshalArgs(args...)...)
}
func (l *Logger) Panic(args ...interface{}) {
l.Entry.Panic(marshalArgs(args...)...)
}
func (l *Logger) Panicln(args ...interface{}) {
l.Entry.Panicln(marshalArgs(args...)...)
}
func (l *Logger) Panicf(format string, args ...interface{}) {
l.Entry.Panicf(format, marshalArgs(args...)...)
}
func marshalArgs(args ...interface{}) []interface{} {
var (
v string
err error
)
length := len(args)
for i := 0; i < length; i++ {
if v, err = getJson(args[i]); err == nil {
args[i] = v
}
}
return args
}
func getJson(value interface{}) (string, error) {
switch value.(type) {
case error, *error:
return "", errors.New("json unsupported type: error")
}
k := reflect.ValueOf(value).Kind()
switch k {
case reflect.Array, reflect.Slice, reflect.Map, reflect.Struct, reflect.Ptr:
v, err := json.Marshal(value)
return string(v), err
}
return "", errors.New(fmt.Sprintf("json unsupported type: %s", k.String()))
}