From c9b386b2e386d954e3727fc364f1faf7ee9d9d7e Mon Sep 17 00:00:00 2001
From: Max Inden <mail@max-inden.de>
Date: Mon, 5 Jun 2023 05:36:09 +0200
Subject: [PATCH] fix(relay): log when accepting reservation without external
 addresses

Pull-Request: #4022.
---
 protocols/relay/src/protocol/inbound_hop.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/protocols/relay/src/protocol/inbound_hop.rs b/protocols/relay/src/protocol/inbound_hop.rs
index c5886d93..27f2572a 100644
--- a/protocols/relay/src/protocol/inbound_hop.rs
+++ b/protocols/relay/src/protocol/inbound_hop.rs
@@ -134,6 +134,13 @@ pub struct ReservationReq {
 
 impl ReservationReq {
     pub async fn accept(self, addrs: Vec<Multiaddr>) -> Result<(), UpgradeError> {
+        if addrs.is_empty() {
+            log::debug!(
+                "Accepting relay reservation without providing external addresses of local node. \
+                 Thus the remote node might not be able to advertise its relayed address."
+            )
+        }
+
         let msg = proto::HopMessage {
             type_pb: proto::HopMessageType::STATUS,
             peer: None,