From ac911428147819ea57a275818d4e7e985a7b45a1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jader=20Alc=C3=A2ntara?=
 <78612721+jader-eero@users.noreply.github.com>
Date: Thu, 7 Jul 2022 10:57:04 -0300
Subject: [PATCH] Fix for ipv6 link local with scope (#9326)

---
 .../main/java/io/grpc/okhttp/OkHttpProtocolNegotiator.java  | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/okhttp/src/main/java/io/grpc/okhttp/OkHttpProtocolNegotiator.java b/okhttp/src/main/java/io/grpc/okhttp/OkHttpProtocolNegotiator.java
index d09d6cccedd..0706a39d028 100644
--- a/okhttp/src/main/java/io/grpc/okhttp/OkHttpProtocolNegotiator.java
+++ b/okhttp/src/main/java/io/grpc/okhttp/OkHttpProtocolNegotiator.java
@@ -19,6 +19,8 @@
 import static com.google.common.base.Preconditions.checkNotNull;
 
 import com.google.common.annotations.VisibleForTesting;
+import com.google.common.net.HostAndPort;
+import com.google.common.net.InetAddresses;
 import io.grpc.internal.GrpcUtil;
 import io.grpc.okhttp.internal.OptionalMethod;
 import io.grpc.okhttp.internal.Platform;
@@ -247,7 +249,9 @@ protected void configureTlsExtensions(
           } else {
             SET_USE_SESSION_TICKETS.invokeOptionalWithoutCheckedException(sslSocket, true);
           }
-          if (SET_SERVER_NAMES != null && SNI_HOST_NAME != null) {
+          if (SET_SERVER_NAMES != null
+              && SNI_HOST_NAME != null
+              && !InetAddresses.isInetAddress(HostAndPort.fromString(hostname).getHost())) {
             SET_SERVER_NAMES
                 .invoke(sslParams, Collections.singletonList(SNI_HOST_NAME.newInstance(hostname)));
           } else {