core: some logging for addresses

core/core.go

@@ -358,7 +358,9 @@ func constructPeerHost(ctx context.Context, ctxg ctxgroup.ContextGroup, cfg *con
 	}
 
 	// make sure we error out if our config does not have addresses we can use
+	log.Debugf("Config.Addresses.Swarm:%s", listenAddrs)
 	filteredAddrs := addrutil.FilterAddrs(listenAddrs)
+	log.Debugf("Config.Addresses.Swarm:%s (filtered)", listenAddrs)
 	if len(filteredAddrs) < 1 {
 		return nil, debugerror.Errorf("addresses in config not usable: %s", listenAddrs)
 	}
@@ -377,6 +379,7 @@ func constructPeerHost(ctx context.Context, ctxg ctxgroup.ContextGroup, cfg *con
 	if err != nil {
 		return nil, debugerror.Wrap(err)
 	}
+	log.Info("Swarm listening at: %s", addrs)
 	ps.AddAddresses(id, addrs)
 	return peerhost, nil
 }