Get Otel span from the request

src/files.rs

@@ -10,10 +10,7 @@ use actix::{Handler, Message};
 use anyhow::{anyhow, Context};
 
 use actix_web::web::Data;
-use actix_web::{
-    web::{self, Query},
-    HttpResponse,
-};
+use actix_web::{web::{self, Query}, HttpRequest, HttpResponse};
 use log::{debug, error, info, trace};
 use opentelemetry::KeyValue;
 use opentelemetry::trace::{Span, Status, Tracer};
@@ -28,10 +25,11 @@ use path_absolutize::*;
 use rand::prelude::SliceRandom;
 use rand::thread_rng;
 use serde::Deserialize;
-use crate::otel::global_tracer;
+use crate::otel::{extract_context_from_request, global_tracer};
 
 pub async fn list_photos<TagD: TagDao, FS: FileSystemAccess>(
     _: Claims,
+    request: HttpRequest,
     req: Query<FilesRequest>,
     app_state: web::Data<AppState>,
     file_system: web::Data<FS>,
@@ -40,7 +38,8 @@ pub async fn list_photos<TagD: TagDao, FS: FileSystemAccess>(
     let search_path = &req.path;
     
     let tracer = global_tracer();
-    let mut span = tracer.start("list_photos");
+    let context = extract_context_from_request(&request);
+    let mut span = tracer.start_with_context("list_photos", &context);
     span.set_attribute(KeyValue::new("path", search_path.to_string()));
 
     let search_recursively = req.recursive.unwrap_or(false);
@@ -547,6 +546,7 @@ mod tests {
 
             let response = list_photos(
                 claims,
+                HttpRequest::default(),
                 request,
                 Data::new(AppState::new(
                     Arc::new(StreamActor {}.start()),
@@ -594,6 +594,7 @@ mod tests {
 
             let response: HttpResponse = list_photos(
                 claims,
+                HttpRequest::default(),
                 request,
                 Data::new(AppState::new(
                     Arc::new(StreamActor {}.start()),