Improve recently seen address cache

[tinc] / src / graph.c

diff --git a/src/graph.c b/src/graph.c
index c100a93..5a7a16a 100644 (file)
--- a/src/graph.c
+++ b/src/graph.c
@@ -55,6 +55,7 @@
 #include "script.h"
 #include "subnet.h"
 #include "xalloc.h"
+#include "address_cache.h"
 
 /* Implementation of Kruskal's algorithm.
    Running time: O(EN)
@@ -226,6 +227,14 @@ static void check_reachability(void) {
 
                                if(n != myself) {
                                        became_reachable_count++;
+
+                                       if(n->connection && n->connection->outgoing) {
+                                               if(!n->address_cache) {
+                                                       n->address_cache = open_address_cache(n);
+                                               }
+
+                                               add_recent_address(n->address_cache, &n->connection->address);
+                                       }
                                }
                        } else {
                                logger(DEBUG_TRAFFIC, LOG_DEBUG, "Node %s (%s) became unreachable",