From a59cefc498165469f1f22564c8f49e5840ae45ca Mon Sep 17 00:00:00 2001
From: eric <eric.y.corsican@gmail.com>
Date: Wed, 27 Sep 2023 05:57:09 +0800
Subject: [PATCH] log: fix missing inbound tag for datagram inbound

---
 leaf/src/app/nat_manager.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/leaf/src/app/nat_manager.rs b/leaf/src/app/nat_manager.rs
index 46137250f..82e1e023a 100644
--- a/leaf/src/app/nat_manager.rs
+++ b/leaf/src/app/nat_manager.rs
@@ -134,13 +134,16 @@ impl NatManager {
             return;
         }
 
-        let sess = sess.cloned().unwrap_or(Session {
+        let mut sess = sess.cloned().unwrap_or(Session {
             network: Network::Udp,
             source: dgram_src.address,
             destination: pkt.dst_addr.clone(),
             inbound_tag: inbound_tag.to_string(),
             ..Default::default()
         });
+        if sess.inbound_tag.is_empty() {
+            sess.inbound_tag = inbound_tag.to_string();
+        }
 
         self.add_session(sess, dgram_src.clone(), client_ch_tx.clone(), &mut guard)
             .await;