Don't send UDP probes to tiny nodes.

[meshlink] / src / meshlink.c

diff --git a/src/meshlink.c b/src/meshlink.c
index f92f00984bb6c8538dacb7a961e2780ee8725e97..95880e31fbd91d70c509be18cc2cf3a1b32a088e 100644 (file)
--- a/src/meshlink.c
+++ b/src/meshlink.c
@@ -30,6 +30,7 @@
 #include "node.h"
 #include "submesh.h"
 #include "packmsg.h"
+#include "pmtu.h"
 #include "prf.h"
 #include "protocol.h"
 #include "route.h"
@@ -3631,6 +3632,7 @@ static bool blacklist(meshlink_handle_t *mesh, node_t *n) {
        n->mtu = 0;
        n->minmtu = 0;
        n->maxmtu = MTU;
+       n->udpprobes = 0;
        n->mtuprobes = 0;
        n->status.udp_confirmed = false;
 
@@ -4037,10 +4039,9 @@ static void channel_retransmit(struct utcp_connection *utcp_connection) {
        node_t *n = utcp_connection->utcp->priv;
        meshlink_handle_t *mesh = n->mesh;
 
-       if(n->mtuprobes == -1 && n->udp_ping_timeout.cb) {
-               timeout_set(&mesh->loop, &n->udp_ping_timeout, &(struct timespec) {
-                       0, 0
-               });
+       if(!n->udpprobes) {
+               timespec_clear(&n->last_udp_probe_sent);
+               keepalive(mesh, n, false);
        }
 }