From 945283211d15ab99b408e7a8222f3b8649f6400d Mon Sep 17 00:00:00 2001
From: Maksim Davydov <davydov.m.m@sbertech.ru>
Date: Thu, 11 Jun 2026 12:54:49 +0300
Subject: [PATCH] IGNITE-28769 Add public discoveryRing() method to
 TcpDiscoverySpi

---
 .../ignite/spi/discovery/tcp/TcpDiscoverySpi.java     | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpi.java b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpi.java
index a7f68fb1cf542..f634b44f17332 100644
--- a/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpi.java
+++ b/modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/TcpDiscoverySpi.java
@@ -97,6 +97,7 @@
 import org.apache.ignite.spi.discovery.DiscoverySpiOrderSupport;
 import org.apache.ignite.spi.discovery.tcp.internal.DiscoveryDataPacket;
 import org.apache.ignite.spi.discovery.tcp.internal.TcpDiscoveryNode;
+import org.apache.ignite.spi.discovery.tcp.internal.TcpDiscoveryNodesRing;
 import org.apache.ignite.spi.discovery.tcp.internal.TcpDiscoveryStatistics;
 import org.apache.ignite.spi.discovery.tcp.ipfinder.TcpDiscoveryIpFinder;
 import org.apache.ignite.spi.discovery.tcp.ipfinder.jdbc.TcpDiscoveryJdbcIpFinder;
@@ -519,6 +520,16 @@ public ClusterNode getNode0(UUID id) {
         return getNode(id);
     }
 
+    /**
+     * @return TCP discovery nodes ring.
+     */
+    @Nullable public TcpDiscoveryNodesRing discoveryRing() {
+        if (impl instanceof ServerImpl)
+            return ((ServerImpl)impl).ring();
+
+        return null;
+    }
+
     /** {@inheritDoc} */
     @Override public boolean pingNode(UUID nodeId) {
         return impl.pingNode(nodeId);