From 0c736dfd2905f3b28378a18aad213ff6865afc3c Mon Sep 17 00:00:00 2001
From: Bala FA <bala@minio.io>
Date: Fri, 13 May 2022 19:51:15 +0530
Subject: [PATCH] fix Host header value for IPv6 (#1328)

Signed-off-by: Bala.FA <bala@minio.io>
---
 api/src/main/java/io/minio/http/HttpUtils.java | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/api/src/main/java/io/minio/http/HttpUtils.java b/api/src/main/java/io/minio/http/HttpUtils.java
index ab6a4dc31..3a2672831 100644
--- a/api/src/main/java/io/minio/http/HttpUtils.java
+++ b/api/src/main/java/io/minio/http/HttpUtils.java
@@ -112,13 +112,18 @@ public static HttpUrl getBaseUrl(String endpoint) {
   }
 
   public static String getHostHeader(HttpUrl url) {
+    String host = url.host();
+    if (InetAddressValidator.getInstance().isValidInet6Address(host)) {
+      host = "[" + host + "]";
+    }
+
     // ignore port when port and service matches i.e HTTP -> 80, HTTPS -> 443
     if ((url.scheme().equals("http") && url.port() == 80)
         || (url.scheme().equals("https") && url.port() == 443)) {
-      return url.host();
+      return host;
     }
 
-    return url.host() + ":" + url.port();
+    return host + ":" + url.port();
   }
 
   /**