From dc286a967ad42a635d94ca45fa5a1adb49f74907 Mon Sep 17 00:00:00 2001
From: Youngjoon Lee <5462944+youngjoon-lee@users.noreply.github.com>
Date: Thu, 28 Nov 2024 10:36:30 +0900
Subject: [PATCH] Mix: Don't panic on SendError in libp2p mix backend (#919)

---
 nomos-services/mix/src/backends/libp2p.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/nomos-services/mix/src/backends/libp2p.rs b/nomos-services/mix/src/backends/libp2p.rs
index c580f154..6577c4bd 100644
--- a/nomos-services/mix/src/backends/libp2p.rs
+++ b/nomos-services/mix/src/backends/libp2p.rs
@@ -178,7 +178,9 @@ impl MixSwarm {
         match event {
             SwarmEvent::Behaviour(nomos_mix_network::Event::Message(msg)) => {
                 tracing::debug!("Received message from a peer: {msg:?}");
-                self.incoming_message_sender.send(msg).unwrap();
+                if let Err(e) = self.incoming_message_sender.send(msg) {
+                    tracing::error!("Failed to send incoming message to channel: {e}");
+                }
             }
             SwarmEvent::Behaviour(nomos_mix_network::Event::Error(e)) => {
                 tracing::error!("Received error from mix network: {e:?}");