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feat(trace): 支持传入任意函数实现 CALL trace 追踪
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| package trace | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| "go.opentelemetry.io/otel" | ||
| "go.opentelemetry.io/otel/codes" | ||
| "go.opentelemetry.io/otel/trace" | ||
| ) | ||
|
|
||
| // Call | ||
| // 基于otel规范实现一个 call 函数，用于注入任意函数实现链路追踪 | ||
| func Call[T any](ctx context.Context, spanName string, f func(ctx context.Context) (T, error)) (T, error) { | ||
| // 基于otel规范实现一个 call 函数，用于注入任意函数实现链路追踪 | ||
| tr := otel.Tracer("xpkg.trace") | ||
| ctx, span := tr.Start(ctx, spanName, | ||
| trace.WithSpanKind(trace.SpanKindInternal), | ||
| ) | ||
| defer span.End() | ||
| reply, err := f(ctx) | ||
| if err != nil { | ||
| span.RecordError(err) | ||
| span.SetStatus(codes.Error, err.Error()) | ||
| } else { | ||
| span.SetStatus(codes.Ok, "OK") | ||
| } | ||
| return reply, err | ||
| } |