From 4d2fc3414d743f88f08b8311568364b898770c9c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=99=BA=E8=83=BD=E5=A4=A7=E7=9F=B3=E5=A4=B4?=
 <nnhy@vip.qq.com>
Date: Tue, 3 Dec 2024 00:25:10 +0800
Subject: [PATCH] =?UTF-8?q?=E5=8E=BB=E9=99=A4=E9=87=8D=E5=A4=8DIP=E5=9C=B0?=
 =?UTF-8?q?=E5=9D=80?=
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---
 NewLife.Core/Net/NetHelper.cs | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/NewLife.Core/Net/NetHelper.cs b/NewLife.Core/Net/NetHelper.cs
index d95fe055e..10acd068e 100644
--- a/NewLife.Core/Net/NetHelper.cs
+++ b/NewLife.Core/Net/NetHelper.cs
@@ -424,9 +424,22 @@ public static IEnumerable<IPAddress> GetIPs()
 
         // 带网关的接口地址很重要，优先返回
         // Linux下不支持PrefixOrigin
-        var ips = dic.OrderByDescending(e => e.Value)
-            //.ThenByDescending(e => e.Key.PrefixOrigin == PrefixOrigin.Dhcp || e.Key.PrefixOrigin == PrefixOrigin.Manual)
-            .Select(e => e.Key.Address).ToList();
+        //var ips = dic.OrderByDescending(e => e.Value)
+        //    //.ThenByDescending(e => e.Key.PrefixOrigin == PrefixOrigin.Dhcp || e.Key.PrefixOrigin == PrefixOrigin.Manual)
+        //    .Select(e => e.Key.Address).ToList();
+
+        // 去除重复IP地址
+        var ips = new List<IPAddress>();
+        var hash = new List<String>();
+        foreach (var item in dic.OrderByDescending(e => e.Value))
+        {
+            var address = item.Key.Address + "";
+            if (!hash.Contains(address))
+            {
+                ips.Add(item.Key.Address);
+                hash.Add(address);
+            }
+        }
 
         return ips;
     }