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go-zero/core/logx/tracelog.go

86 lines
1.8 KiB
Go

package logx
import (
"context"
"fmt"
"io"
"zero/core/trace/tracespec"
)
type tracingEntry struct {
logEntry
Trace string `json:"trace,omitempty"`
Span string `json:"span,omitempty"`
ctx context.Context `json:"-"`
}
func (l tracingEntry) Error(v ...interface{}) {
if shouldLog(ErrorLevel) {
l.write(errorLog, levelError, formatWithCaller(fmt.Sprint(v...), customCallerDepth))
}
}
func (l tracingEntry) Errorf(format string, v ...interface{}) {
if shouldLog(ErrorLevel) {
l.write(errorLog, levelError, formatWithCaller(fmt.Sprintf(format, v...), customCallerDepth))
}
}
func (l tracingEntry) Info(v ...interface{}) {
if shouldLog(InfoLevel) {
l.write(infoLog, levelInfo, fmt.Sprint(v...))
}
}
func (l tracingEntry) Infof(format string, v ...interface{}) {
if shouldLog(InfoLevel) {
l.write(infoLog, levelInfo, fmt.Sprintf(format, v...))
}
}
func (l tracingEntry) Slow(v ...interface{}) {
if shouldLog(ErrorLevel) {
l.write(slowLog, levelSlow, fmt.Sprint(v...))
}
}
func (l tracingEntry) Slowf(format string, v ...interface{}) {
if shouldLog(ErrorLevel) {
l.write(slowLog, levelSlow, fmt.Sprintf(format, v...))
}
}
func (l tracingEntry) write(writer io.Writer, level, content string) {
l.Timestamp = getTimestamp()
l.Level = level
l.Content = content
l.Trace = traceIdFromContext(l.ctx)
l.Span = spanIdFromContext(l.ctx)
outputJson(writer, l)
}
func WithContext(ctx context.Context) Logger {
return tracingEntry{
ctx: ctx,
}
}
func spanIdFromContext(ctx context.Context) string {
t, ok := ctx.Value(tracespec.TracingKey).(tracespec.Trace)
if !ok {
return ""
}
return t.SpanId()
}
func traceIdFromContext(ctx context.Context) string {
t, ok := ctx.Value(tracespec.TracingKey).(tracespec.Trace)
if !ok {
return ""
}
return t.TraceId()
}