From 1130f69a82fbb2f099787e0db7523b42e7fad357 Mon Sep 17 00:00:00 2001
From: lbl8603 <49143209+lbl8603@users.noreply.github.com>
Date: Wed, 1 May 2024 14:50:00 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E9=BB=98=E8=AE=A4rt?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 vnt/src/channel/context.rs | 11 ++++++++++-
 vnt/src/channel/mod.rs     |  2 +-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/vnt/src/channel/context.rs b/vnt/src/channel/context.rs
index d130c9b..200747a 100644
--- a/vnt/src/channel/context.rs
+++ b/vnt/src/channel/context.rs
@@ -324,7 +324,16 @@ impl RouteTable {
             } else {
                 let len = v.len();
                 if len != 0 {
-                    return Ok(v[index % len].0);
+                    let route = &v[index % len].0;
+                    // 跳过默认rt的路由(一般是刚加入的)，这有助于提升稳定性
+                    if route.rt != DEFAULT_RT {
+                        return Ok(*route);
+                    }
+                    for (route, _) in v {
+                        if route.rt != DEFAULT_RT {
+                            return Ok(*route);
+                        }
+                    }
                 }
             }
         }
diff --git a/vnt/src/channel/mod.rs b/vnt/src/channel/mod.rs
index 868bf63..2cb84af 100644
--- a/vnt/src/channel/mod.rs
+++ b/vnt/src/channel/mod.rs
@@ -68,7 +68,7 @@ pub struct RouteSortKey {
     pub metric: u8,
     pub rt: i64,
 }
-const DEFAULT_RT: i64 = 999;
+const DEFAULT_RT: i64 = 9999;
 impl Route {
     pub fn new(is_tcp: bool, index: usize, addr: SocketAddr, metric: u8, rt: i64) -> Self {
         Self {