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authorFlorin Coras <fcoras@cisco.com>2020-02-13 19:24:58 +0000
committerDave Barach <openvpp@barachs.net>2020-02-14 21:36:25 +0000
commit3f78bbb8e875f3fccbcd167289ba2d307cb86263 (patch)
treeb314ac3ae1eeb3ef4e332624fed77750dbdd520a
parent774b5dbe7f2f69eabb38fee300f32dc7ee687e7f (diff)
tcp: reset fin-wait-2 timeout connections
Type: improvement Signed-off-by: Florin Coras <fcoras@cisco.com> Change-Id: Id931f3f308a01788d222d0d62f26f5c579321c6a
-rw-r--r--src/vnet/tcp/tcp.c8
-rw-r--r--src/vnet/tcp/tcp.h1
2 files changed, 9 insertions, 0 deletions
diff --git a/src/vnet/tcp/tcp.c b/src/vnet/tcp/tcp.c
index f83f00aa695..e34f773d7d3 100644
--- a/src/vnet/tcp/tcp.c
+++ b/src/vnet/tcp/tcp.c
@@ -1431,6 +1431,14 @@ tcp_timer_waitclose_handler (u32 conn_index, u32 thread_index)
session_transport_closed_notify (&tc->connection);
tcp_worker_stats_inc (thread_index, to_closing, 1);
break;
+ case TCP_STATE_FIN_WAIT_2:
+ tcp_send_reset (tc);
+ tcp_connection_timers_reset (tc);
+ tcp_connection_set_state (tc, TCP_STATE_CLOSED);
+ session_transport_closed_notify (&tc->connection);
+ tcp_timer_set (tc, TCP_TIMER_WAITCLOSE, tcp_cfg.cleanup_time);
+ tcp_worker_stats_inc (thread_index, to_finwait2, 1);
+ break;
default:
tcp_connection_del (tc);
break;
diff --git a/src/vnet/tcp/tcp.h b/src/vnet/tcp/tcp.h
index 1549efbeb7f..a60e105f0d2 100644
--- a/src/vnet/tcp/tcp.h
+++ b/src/vnet/tcp/tcp.h
@@ -508,6 +508,7 @@ typedef struct _tcp_lookup_dispatch
_(tr_events, u32, "timer retransmit events") \
_(to_closewait, u32, "timeout close-wait") \
_(to_finwait1, u32, "timeout fin-wait-1") \
+ _(to_finwait2, u32, "timeout fin-wait-2") \
_(to_lastack, u32, "timeout last-ack") \
_(to_closing, u32, "timeout closing") \
_(tr_abort, u32, "timer retransmit abort") \