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Send large packets we cannot handle properly via TCP.
[tinc]
/
src
/
net_packet.c
diff --git
a/src/net_packet.c
b/src/net_packet.c
index
5e503f5
..
aca8468
100644
(file)
--- a/
src/net_packet.c
+++ b/
src/net_packet.c
@@
-71,7
+71,7
@@
void send_mtu_probe(node_t *n)
n->mtuevent = NULL;
if(!n->status.reachable) {
n->mtuevent = NULL;
if(!n->status.reachable) {
-
ifdebug(TRAFFIC) logger(LOG_INFO
, _("Trying to send MTU probe to unreachable node %s (%s)"), n->name, n->hostname);
+
logger(LOG_DEBUG
, _("Trying to send MTU probe to unreachable node %s (%s)"), n->name, n->hostname);
return;
}
return;
}
@@
-87,7
+87,7
@@
void send_mtu_probe(node_t *n)
return;
}
return;
}
- len = n->minmtu + 1 + rand
om
() % (n->maxmtu - n->minmtu);
+ len = n->minmtu + 1 + rand() % (n->maxmtu - n->minmtu);
if(len < 64)
len = 64;
if(len < 64)
len = 64;
@@
-355,9
+355,9
@@
static void send_udppacket(node_t *n, vpn_packet_t *origpkt)
return;
}
return;
}
- if(n->options & OPTION_PMTU_DISCOVERY &&
!
n->minmtu && (inpkt->data[12] | inpkt->data[13])) {
+ if(n->options & OPTION_PMTU_DISCOVERY &&
inpkt->len >
n->minmtu && (inpkt->data[12] | inpkt->data[13])) {
ifdebug(TRAFFIC) logger(LOG_INFO,
ifdebug(TRAFFIC) logger(LOG_INFO,
- _("
No minimum MTU established yet for %s (%s)
, forwarding via TCP"),
+ _("
Packet for %s (%s) larger than minimum MTU
, forwarding via TCP"),
n->name, n->hostname);
send_tcppacket(n->nexthop->connection, origpkt);
n->name, n->hostname);
send_tcppacket(n->nexthop->connection, origpkt);