diff options
Diffstat (limited to 'tools/testing/selftests/net/packetdrill/tcp_close_close-on-syn-sent.pkt')
| -rw-r--r-- | tools/testing/selftests/net/packetdrill/tcp_close_close-on-syn-sent.pkt | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/packetdrill/tcp_close_close-on-syn-sent.pkt b/tools/testing/selftests/net/packetdrill/tcp_close_close-on-syn-sent.pkt new file mode 100644 index 000000000000..04103134bd99 --- /dev/null +++ b/tools/testing/selftests/net/packetdrill/tcp_close_close-on-syn-sent.pkt @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: GPL-2.0 +// Test to make sure no RST is being sent when close() +// is called on a socket with SYN_SENT state. + +`./defaults.sh` + + 0 socket(..., SOCK_STREAM, IPPROTO_TCP) = 3 + +0 fcntl(3, F_SETFL, O_RDWR|O_NONBLOCK) = 0 + + +0 connect(3, ..., ...) = -1 EINPROGRESS (Operation now in progress) + +0 > S 0:0(0) <...> + +// Application decideds to close the socket in SYN_SENT state +// Make sure no RST is sent after close(). + +0 close(3) = 0 + +// Receive syn-ack to trigger the send side packet examination: +// If a RESET were sent right after close(), it would have failed with +// a mismatched timestamp. + +.1 < S. 0:0(0) ack 1 win 32000 <mss 1460,nop,wscale 7> + +0 > R 1:1(0) |