the dht node will now add nodes who sends announce_peer with correct write token. Fixed bug in session where nodes from a .torrent were added to the node even though if it wasn't running.

src/kademlia/node.cpp

@@ -431,6 +431,11 @@ void node_impl::on_announce(msg const& m, msg& reply)
 		return;
 	}
 
+	// the token was correct. That means this
+	// node is not spoofing its address. So, let
+	// the table get a chance to add it.
+	m_table.node_seen(m.id, m.addr);
+
 	torrent_entry& v = m_map[m.info_hash];
 	peer_entry e;
 	e.addr = tcp::endpoint(m.addr.address(), m.addr.port());

src/session.cpp

@@ -1269,11 +1269,14 @@ namespace libtorrent
 		d->resume_data = resume_data;
 
 #ifndef TORRENT_DISABLE_DHT
+		if (m_impl.m_dht)
+		{
 			torrent_info::nodes_t const& nodes = ti.nodes();
 			std::for_each(nodes.begin(), nodes.end(), bind(
 				(void(dht::dht_tracker::*)(std::pair<std::string, int> const&))
 				&dht::dht_tracker::add_node
 				, boost::ref(m_impl.m_dht), _1));
+		}
 #endif
 
 		// add the torrent to the queue to be checked