no listening if NetAddress not set

algorand · Jul 17, 2024 · a9c883d · a9c883d
1 parent e8feae1
commit a9c883d
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/network/p2p/p2p.go b/network/p2p/p2p.go
@@ -112,7 +112,8 @@ func MakeHost(cfg config.Local, datadir string, pstore *pstore.PeerStore) (host.
 			listenAddr = parsedListenAddr
 		}
 	} else {
-		listenAddr = "/ip4/0.0.0.0/tcp/0"
+		// don't listen if NetAddress is not set.
+		listenAddr = ""
 	}
 
 	var disableMetrics = func(cfg *libp2p.Config) error { return nil }
@@ -163,6 +164,11 @@ func MakeService(ctx context.Context, log logging.Logger, cfg config.Local, h ho
 
 // Start starts the P2P service
 func (s *serviceImpl) Start() error {
+	if s.listenAddr == "" {
+		// don't listen if no listen address configured
+		return nil
+	}
+
 	listenAddr, err := multiaddr.NewMultiaddr(s.listenAddr)
 	if err != nil {
 		s.log.Errorf("failed to create multiaddress: %s", err)