From 8aaf0808dd34bdd8880ffbee1f76003d6fa2c376 Mon Sep 17 00:00:00 2001
From: Pierre Krieger <pierre.krieger1708@gmail.com>
Date: Tue, 23 Jul 2019 14:03:21 +0200
Subject: [PATCH] Fix mDNS not working (#3181)

* Fix mDNS not working

* Fix WASM build
---
 substrate/core/network/src/discovery.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/substrate/core/network/src/discovery.rs b/substrate/core/network/src/discovery.rs
index 87aa966e10..e256f8490d 100644
--- a/substrate/core/network/src/discovery.rs
+++ b/substrate/core/network/src/discovery.rs
@@ -202,6 +202,8 @@ where
 			.filter_map(|(p, a)| if p == peer_id { Some(a.clone()) } else { None })
 			.collect::<Vec<_>>();
 		list.extend(self.kademlia.addresses_of_peer(peer_id));
+		#[cfg(not(target_os = "unknown"))]
+		list.extend(self.mdns.addresses_of_peer(peer_id));
 		trace!(target: "sub-libp2p", "Addresses of {:?} are {:?}", peer_id, list);
 		if list.is_empty() {
 			if self.kademlia.kbuckets_entries().any(|p| p == peer_id) {