Support static node list change subscriptions in Dynamic Nameservice and use them in BSC KIKIMR-13309

2 files changed, 16 insertions, 0 deletions

diff --git a/library/cpp/actors/core/interconnect.h b/library/cpp/actors/core/interconnect.h
index 37fd7bff4d3..dd6509f7271 100644
--- a/library/cpp/actors/core/interconnect.h
+++ b/library/cpp/actors/core/interconnect.h
@@ -179,6 +179,13 @@ namespace NActors {
         struct TEvRegisterNodeResult;
 
         struct TEvListNodes: public TEventLocal<TEvListNodes, EvListNodes> {
+            const bool SubscribeToStaticNodeChanges = false;
+
+            TEvListNodes() = default;
+
+            TEvListNodes(bool subscribeToStaticNodeChanges)
+                : SubscribeToStaticNodeChanges(subscribeToStaticNodeChanges)
+            {}
         };
 
         struct TNodeInfo {
diff --git a/library/cpp/actors/interconnect/interconnect.h b/library/cpp/actors/interconnect/interconnect.h
index a8a646dd182..38d8cd47817 100644
--- a/library/cpp/actors/interconnect/interconnect.h
+++ b/library/cpp/actors/interconnect/interconnect.h
@@ -111,6 +111,15 @@ namespace NActors {
                 Location = ni.Location;
                 return *this;
             }
+
+            friend bool operator ==(const TNodeInfo& x, const TNodeInfo& y) {
+                return x.Address == y.Address && x.Host == y.Host && x.ResolveHost == y.ResolveHost && x.Port == y.Port
+                    && x.Location == y.Location;
+            }
+
+            friend bool operator !=(const TNodeInfo& x, const TNodeInfo& y) {
+                return !(x == y);
+            }
         };
 
         TMap<ui32, TNodeInfo> StaticNodeTable;