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go-zero/core/logx/tracelogger.go

125 lines
2.6 KiB
Go

package logx
import (
"context"
"fmt"
"io"
"sync/atomic"
"time"
"github.com/zeromicro/go-zero/core/timex"
"go.opentelemetry.io/otel/trace"
)
type traceLogger struct {
logEntry
Trace string `json:"trace,omitempty"`
Span string `json:"span,omitempty"`
ctx context.Context
}
func (l *traceLogger) Error(v ...interface{}) {
if shallLog(ErrorLevel) {
l.write(errorLog, levelError, formatWithCaller(fmt.Sprint(v...), durationCallerDepth))
}
}
func (l *traceLogger) Errorf(format string, v ...interface{}) {
if shallLog(ErrorLevel) {
l.write(errorLog, levelError, formatWithCaller(fmt.Sprintf(format, v...), durationCallerDepth))
}
}
func (l *traceLogger) Errorv(v interface{}) {
if shallLog(ErrorLevel) {
l.write(errorLog, levelError, v)
}
}
func (l *traceLogger) Info(v ...interface{}) {
if shallLog(InfoLevel) {
l.write(infoLog, levelInfo, fmt.Sprint(v...))
}
}
func (l *traceLogger) Infof(format string, v ...interface{}) {
if shallLog(InfoLevel) {
l.write(infoLog, levelInfo, fmt.Sprintf(format, v...))
}
}
func (l *traceLogger) Infov(v interface{}) {
if shallLog(InfoLevel) {
l.write(infoLog, levelInfo, v)
}
}
func (l *traceLogger) Slow(v ...interface{}) {
if shallLog(ErrorLevel) {
l.write(slowLog, levelSlow, fmt.Sprint(v...))
}
}
func (l *traceLogger) Slowf(format string, v ...interface{}) {
if shallLog(ErrorLevel) {
l.write(slowLog, levelSlow, fmt.Sprintf(format, v...))
}
}
func (l *traceLogger) Slowv(v interface{}) {
if shallLog(ErrorLevel) {
l.write(slowLog, levelSlow, v)
}
}
func (l *traceLogger) WithDuration(duration time.Duration) Logger {
l.Duration = timex.ReprOfDuration(duration)
return l
}
func (l *traceLogger) write(writer io.Writer, level string, val interface{}) {
traceID := traceIdFromContext(l.ctx)
spanID := spanIdFromContext(l.ctx)
switch atomic.LoadUint32(&encoding) {
case plainEncodingType:
writePlainAny(writer, level, val, l.Duration, traceID, spanID)
default:
outputJson(writer, &traceLogger{
logEntry: logEntry{
Timestamp: getTimestamp(),
Level: level,
Duration: l.Duration,
Content: val,
},
Trace: traceID,
Span: spanID,
})
}
}
// WithContext sets ctx to log, for keeping tracing information.
func WithContext(ctx context.Context) Logger {
return &traceLogger{
ctx: ctx,
}
}
func spanIdFromContext(ctx context.Context) string {
spanCtx := trace.SpanContextFromContext(ctx)
if spanCtx.HasSpanID() {
return spanCtx.SpanID().String()
}
return ""
}
func traceIdFromContext(ctx context.Context) string {
spanCtx := trace.SpanContextFromContext(ctx)
if spanCtx.HasTraceID() {
return spanCtx.TraceID().String()
}
return ""
}