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| author |   Jason A. Donenfeld <Jason@zx2c4.com> | 2016-10-19 09:29:25 +0900 |
|---|---|---|
| committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2016-10-19 17:21:49 +0900 |
| commit | a24f287e031ba40d0b097e12117e829d5bfef443 (patch) | |
| tree | 346e34539ae343e123c73450e0cf7fc04c33c1f0 /src/timers.c | |
| parent | timers: avoid thundering herd for simultaneous initiation (diff) | |
| download | wireguard-linux-compat-a24f287e031ba40d0b097e12117e829d5bfef443.tar.xz wireguard-linux-compat-a24f287e031ba40d0b097e12117e829d5bfef443.zip | |
timers: kill half-open handshakes after a while
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Diffstat (limited to 'src/timers.c')
| -rw-r--r-- | src/timers.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/timers.c b/src/timers.c index c37b294..f85054b 100644 --- a/src/timers.c +++ b/src/timers.c @@ -34,6 +34,10 @@ static void expired_retransmit_handshake(unsigned long ptr) /* We remove all existing packets and don't try again, * if we try unsuccessfully for too long to make a handshake. */ skb_queue_purge(&peer->tx_packet_queue); + /* We set a timer for destroying any residue that might be left + * of a partial exchange. */ + if (likely(peer->timer_kill_ephemerals.data)) + mod_timer(&peer->timer_kill_ephemerals, jiffies + (REJECT_AFTER_TIME * 3)); return; } packet_queue_send_handshake_initiation(peer); |