update gobgp pkg

vendor/github.com/sirupsen/logrus/json_formatter.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
+	"runtime"
 )
 
 type fieldKey string
@@ -22,11 +23,17 @@ func (f FieldMap) resolve(key fieldKey) string {
 // JSONFormatter formats logs into parsable json
 type JSONFormatter struct {
 	// TimestampFormat sets the format used for marshaling timestamps.
+	// The format to use is the same than for time.Format or time.Parse from the standard
+	// library.
+	// The standard Library already provides a set of predefined format.
 	TimestampFormat string
 
 	// DisableTimestamp allows disabling automatic timestamps in output
 	DisableTimestamp bool
 
+	// DisableHTMLEscape allows disabling html escaping in output
+	DisableHTMLEscape bool
+
 	// DataKey allows users to put all the log entry parameters into a nested dictionary at a given key.
 	DataKey string
 
@@ -34,20 +41,27 @@ type JSONFormatter struct {
 	// As an example:
 	// formatter := &JSONFormatter{
 	//   	FieldMap: FieldMap{
-	// 		 FieldKeyTime: "@timestamp",
+	// 		 FieldKeyTime:  "@timestamp",
 	// 		 FieldKeyLevel: "@level",
-	// 		 FieldKeyMsg: "@message",
+	// 		 FieldKeyMsg:   "@message",
+	// 		 FieldKeyFunc:  "@caller",
 	//    },
 	// }
 	FieldMap FieldMap
 
+	// CallerPrettyfier can be set by the user to modify the content
+	// of the function and file keys in the json data when ReportCaller is
+	// activated. If any of the returned value is the empty string the
+	// corresponding key will be removed from json fields.
+	CallerPrettyfier func(*runtime.Frame) (function string, file string)
+
 	// PrettyPrint will indent all json logs
 	PrettyPrint bool
 }
 
 // Format renders a single log entry
 func (f *JSONFormatter) Format(entry *Entry) ([]byte, error) {
-	data := make(Fields, len(entry.Data)+3)
+	data := make(Fields, len(entry.Data)+4)
 	for k, v := range entry.Data {
 		switch v := v.(type) {
 		case error:
@@ -65,7 +79,7 @@ func (f *JSONFormatter) Format(entry *Entry) ([]byte, error) {
 		data = newData
 	}
 
-	prefixFieldClashes(data, f.FieldMap)
+	prefixFieldClashes(data, f.FieldMap, entry.HasCaller())
 
 	timestampFormat := f.TimestampFormat
 	if timestampFormat == "" {
@@ -80,6 +94,19 @@ func (f *JSONFormatter) Format(entry *Entry) ([]byte, error) {
 	}
 	data[f.FieldMap.resolve(FieldKeyMsg)] = entry.Message
 	data[f.FieldMap.resolve(FieldKeyLevel)] = entry.Level.String()
+	if entry.HasCaller() {
+		funcVal := entry.Caller.Function
+		fileVal := fmt.Sprintf("%s:%d", entry.Caller.File, entry.Caller.Line)
+		if f.CallerPrettyfier != nil {
+			funcVal, fileVal = f.CallerPrettyfier(entry.Caller)
+		}
+		if funcVal != "" {
+			data[f.FieldMap.resolve(FieldKeyFunc)] = funcVal
+		}
+		if fileVal != "" {
+			data[f.FieldMap.resolve(FieldKeyFile)] = fileVal
+		}
+	}
 
 	var b *bytes.Buffer
 	if entry.Buffer != nil {
@@ -89,11 +116,12 @@ func (f *JSONFormatter) Format(entry *Entry) ([]byte, error) {
 	}
 
 	encoder := json.NewEncoder(b)
+	encoder.SetEscapeHTML(!f.DisableHTMLEscape)
 	if f.PrettyPrint {
 		encoder.SetIndent("", "  ")
 	}
 	if err := encoder.Encode(data); err != nil {
-		return nil, fmt.Errorf("Failed to marshal fields to JSON, %v", err)
+		return nil, fmt.Errorf("failed to marshal fields to JSON, %w", err)
 	}
 
 	return b.Bytes(), nil