logging: log when the filter is updated

crates/sui-node/src/admin.rs

@@ -14,13 +14,19 @@ use tracing::info;
 const LOGGING_ROUTE: &str = "/logging";
 
 pub fn start_admin_server(port: u16, filter_handle: FilterHandle) {
+    let filter = filter_handle.get().unwrap();
+
     let app = Router::new()
         .route(LOGGING_ROUTE, get(get_filter))
         .route(LOGGING_ROUTE, post(set_filter))
         .layer(Extension(filter_handle));
 
     let socket_address = SocketAddr::new(IpAddr::V4(Ipv4Addr::LOCALHOST), port);
-    info!("starting admin server on {}", socket_address);
+    info!(
+        filter =% filter,
+        address =% socket_address,
+        "starting admin server"
+    );
 
     tokio::spawn(async move {
         axum::Server::bind(&socket_address)
@@ -41,8 +47,11 @@ async fn set_filter(
     Extension(filter_handle): Extension<FilterHandle>,
     new_filter: String,
 ) -> (StatusCode, String) {
-    match filter_handle.update(new_filter) {
-        Ok(()) => (StatusCode::OK, "".into()),
+    match filter_handle.update(&new_filter) {
+        Ok(()) => {
+            info!(filter =% new_filter, "Log filter updated");
+            (StatusCode::OK, "".into())
+        }
         Err(err) => (StatusCode::BAD_REQUEST, err.to_string()),
     }
 }