fix incorrect processing event undelivering in scan fetcher (#13092)

Author: ivanmorozov333

ydb/core/kqp/compute_actor/kqp_scan_compute_manager.h

@@ -72,6 +72,10 @@ class TShardScannerInfo {
             new TEvPipeCache::TEvForward(ev.release(), TabletId, !subscribed), IEventHandle::FlagTrackDelivery);
     }
 
+    ui64 GetTabletId() const {
+        return TabletId;
+    }
+
     TString ToString() const {
         TStringBuilder builder;
 

ydb/core/kqp/compute_actor/kqp_scan_fetcher_actor.cpp

@@ -373,11 +373,11 @@ void TKqpScanFetcherActor::HandleExecute(TEvents::TEvUndelivered::TPtr& ev) {
         case TEvKqpCompute::TEvScanDataAck::EventType: {
             auto info = InFlightShards.GetShardScanner(ev->Cookie);
             if (!!info) {
-                TStringBuilder builder;
-                builder << "Delivery problem: EvScanDataAck lost, NodeId: "
-                    << SelfId().NodeId() << ", Details: " << info->ToString() << ".";
-
-                SendGlobalFail(NDqProto::StatusIds::UNAVAILABLE, TIssuesIds::DEFAULT_ERROR, TString(builder));
+                auto state = InFlightShards.GetShardStateVerified(info->GetTabletId());
+                AFL_WARN(NKikimrServices::KQP_COMPUTE)("event", "TEvents::TEvUndelivered")("from_tablet", info->GetTabletId())
+                    ("state", state->State)("details", info->ToString())("node", SelfId().NodeId());
+                AFL_VERIFY(state->State == EShardState::Running)("state", state->State);
+                RetryDeliveryProblem(state);
             }
             return;
         }