/*
protocol_edge.c -- handle the meta-protocol, edges
Copyright (C) 1999-2005 Ivo Timmermans,
- 2000-2009 Guus Sliepen <guus@tinc-vpn.org>
+ 2000-2016 Guus Sliepen <guus@tinc-vpn.org>
2009 Michael Tokarev <mjt@corpit.ru>
This program is free software; you can redistribute it and/or modify
} else {
ifdebug(PROTOCOL) logger(LOG_WARNING, "Got %s from %s (%s) which does not match existing entry",
"ADD_EDGE", c->name, c->hostname);
- edge_del(e);
- graph();
+ e->options = options;
+ if(sockaddrcmp(&e->address, &address)) {
+ sockaddrfree(&e->address);
+ e->address = address;
+ }
+ if(e->weight != weight) {
+ avl_node_t *node = avl_unlink(edge_weight_tree, e);
+ e->weight = weight;
+ avl_insert_node(edge_weight_tree, node);
+ }
+
+ goto done;
}
} else
return true;
} else if(from == myself) {
ifdebug(PROTOCOL) logger(LOG_WARNING, "Got %s from %s (%s) for ourself which does not exist",
"ADD_EDGE", c->name, c->hostname);
+ contradicting_add_edge++;
e = new_edge();
e->from = from;
e->to = to;
e->weight = weight;
edge_add(e);
+done:
/* Tell the rest about the new edge */
if(!tunnelserver)
if(e->from == myself) {
ifdebug(PROTOCOL) logger(LOG_WARNING, "Got %s from %s (%s) for ourself",
"DEL_EDGE", c->name, c->hostname);
+ contradicting_del_edge++;
send_add_edge(c, e); /* Send back a correction */
return true;
}
e = lookup_edge(to, myself);
if(e) {
if(!tunnelserver)
- send_del_edge(broadcast, e);
+ send_del_edge(everyone, e);
edge_del(e);
}
}