udpate TracingHelper trait

Author: KSDaemon

rust/cubestore/cubestore/src/telemetry/tracing.rs

@@ -1,11 +1,16 @@
 use crate::config::injection::DIService;
 use crate::CubeError;
 use std::sync::Arc;
+use tracing::Span;
 
 pub type TraceIdAndSpanId = (u128, u64);
 
 pub trait TracingHelper: DIService + Send + Sync {
     fn trace_and_span_id(&self) -> Option<TraceIdAndSpanId>;
+    fn span_from_existing_trace(
+        &self,
+        trace_id_and_span_id: Option<TraceIdAndSpanId>,
+    ) -> Option<Span>;
 }
 
 pub struct TracingHelperImpl;
@@ -14,6 +19,13 @@ impl TracingHelper for TracingHelperImpl {
     fn trace_and_span_id(&self) -> Option<TraceIdAndSpanId> {
         None
     }
+
+    fn span_from_existing_trace(
+        &self,
+        _trace_id_and_span_id: Option<TraceIdAndSpanId>,
+    ) -> Option<Span> {
+        None
+    }
 }
 
 impl TracingHelperImpl {