Add session info (#9420)

Author: adameat

ydb/core/viewer/viewer_query.h

@@ -218,6 +218,15 @@ class TJsonQuery : public TViewerPipeClient {
                 Span.Attribute("database", Database);
             }
         }
+        event->Record.SetApplicationName("ydb-ui");
+        event->Record.SetClientAddress(Event->Get()->Request.GetRemoteAddr());
+        event->Record.SetClientUserAgent(TString(Event->Get()->Request.GetHeader("User-Agent")));
+        if (Event->Get()->UserToken) {
+            NACLibProto::TUserToken userToken;
+            if (userToken.ParseFromString(Event->Get()->UserToken)) {
+                event->Record.SetUserSID(userToken.GetUserSID());
+            }
+        }
         CreateSessionResponse = MakeRequest<NKqp::TEvKqp::TEvCreateSessionResponse>(NKqp::MakeKqpProxyID(SelfId().NodeId()), event.release());
     }