diff options
Diffstat (limited to 'test/packetdrill/tcp_defer_accept_timeout.pkt')
-rw-r--r-- | test/packetdrill/tcp_defer_accept_timeout.pkt | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/test/packetdrill/tcp_defer_accept_timeout.pkt b/test/packetdrill/tcp_defer_accept_timeout.pkt deleted file mode 100644 index 201fdeb14..000000000 --- a/test/packetdrill/tcp_defer_accept_timeout.pkt +++ /dev/null @@ -1,48 +0,0 @@ -// Test that a bare ACK is accepted after TCP_DEFER_ACCEPT timeout -// is hit and a connection is delivered. - -0 socket(..., SOCK_STREAM, IPPROTO_TCP) = 3 -+0 setsockopt(3, SOL_TCP, TCP_DEFER_ACCEPT, [3], 4) = 0 -+0.000 fcntl(3, F_SETFL, O_RDWR|O_NONBLOCK) = 0 -+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 <...> - -// Send a bare ACK this should not complete the connection as we -// set the TCP_DEFER_ACCEPT above. -+0.0 < . 1:1(0) ack 1 win 257 - -// The bare ACK should be dropped and no connection should be delivered -// to the accept queue. -+0.100 accept(3, ..., ...) = -1 EWOULDBLOCK (operation would block) - -// Send another bare ACK and it should still fail we set TCP_DEFER_ACCEPT -// to 5 seconds above. -+2.5 < . 1:1(0) ack 1 win 257 -+0.100 accept(3, ..., ...) = -1 EWOULDBLOCK (operation would block) - -// set accept socket back to blocking. -+0.000 fcntl(3, F_SETFL, O_RDWR) = 0 - -// We should see one more retransmit of the SYN-ACK as a last ditch -// attempt when TCP_DEFER_ACCEPT timeout is hit to trigger another -// ACK or a packet with data. -+.35~+2.35 > S. 0:0(0) ack 1 <...> - -// Now send another bare ACK after TCP_DEFER_ACCEPT time has been passed. -+0.0 < . 1:1(0) ack 1 win 257 - -// The ACK above should cause connection to transition to connected state. -+0.000 accept(3, ..., ...) = 4 -+0.000 fcntl(4, F_SETFL, O_RDWR|O_NONBLOCK) = 0 - -+0.000 close(4) = 0 - -+0.0 > F. 1:1(0) ack 1 <...> -+0.0 < F. 1:1(0) ack 2 win 257 -+0.01 > . 2:2(0) ack 2 <...> |