Do not try to send REQ_KEY or ANS_KEY requests to unreachable nodes.

[tinc] / src / protocol_key.c

diff --git a/src/protocol_key.c b/src/protocol_key.c
index a3ef4d6..cc927ba 100644 (file)
--- a/src/protocol_key.c
+++ b/src/protocol_key.c
@@ -134,6 +134,12 @@ bool req_key_h(connection_t *c)
                if(tunnelserver)
                        return false;
 
+               if(!to->status.reachable) {
+                       logger(LOG_WARNING, _("Got %s from %s (%s) destination %s which is not reachable"),
+                               "REQ_KEY", c->name, c->hostname, to_name);
+                       return true;
+               }
+
                send_req_key(to->nexthop->connection, from, to);
        }
 
@@ -197,6 +203,12 @@ bool ans_key_h(connection_t *c)
                if(tunnelserver)
                        return false;
 
+               if(!to->status.reachable) {
+                       logger(LOG_WARNING, _("Got %s from %s (%s) destination %s which is not reachable"),
+                               "ANS_KEY", c->name, c->hostname, to_name);
+                       return true;
+               }
+
                return send_request(to->nexthop->connection, "%s", c->buffer);
        }