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| author | Andrei Vagin <avagin@google.com> | 2020-03-06 21:12:32 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-03-06 21:12:32 -0800 |
| commit | bf87da89d3c43555fd57e8f1d7aed21b6da78de4 (patch) | |
| tree | 744ba15a2f663d64d56bf1c70bdfe4096f6a1af9 /test/packetdrill/accept_ack_drop.pkt | |
| parent | 89957c6c87b5ad5c7bac68f93d9472388db57702 (diff) | |
| parent | ddfc7239be94fa9711df877a66a9718aabff8b96 (diff) | |
Merge branch 'master' into pr_lazy_fpsimd_2
Diffstat (limited to 'test/packetdrill/accept_ack_drop.pkt')
| -rw-r--r-- | test/packetdrill/accept_ack_drop.pkt | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test/packetdrill/accept_ack_drop.pkt b/test/packetdrill/accept_ack_drop.pkt new file mode 100644 index 000000000..76e638fd4 --- /dev/null +++ b/test/packetdrill/accept_ack_drop.pkt @@ -0,0 +1,27 @@ +// Test that the accept works if the final ACK is dropped and an ack with data +// follows the dropped ack. + +0 socket(..., SOCK_STREAM, IPPROTO_TCP) = 3 ++0 bind(3, ..., ...) = 0 + +// Set backlog to 1 so that we can easily test. ++0 listen(3, 1) = 0 + +// Establish a connection without timestamps. ++0.0 < S 0:0(0) win 32792 <mss 1460,sackOK,nop,nop,nop,wscale 7> ++0.0 > S. 0:0(0) ack 1 <...> + ++0.0 < . 1:5(4) ack 1 win 257 ++0.0 > . 1:1(0) ack 5 <...> + +// This should cause connection to transition to connected state. ++0.000 accept(3, ..., ...) = 4 ++0.000 fcntl(4, F_SETFL, O_RDWR|O_NONBLOCK) = 0 + +// Now read the data and we should get 4 bytes. ++0.000 read(4,..., 4) = 4 ++0.000 close(4) = 0 + ++0.0 > F. 1:1(0) ack 5 <...> ++0.0 < F. 5:5(0) ack 2 win 257 ++0.01 > . 2:2(0) ack 6 <...>
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