diff options
Diffstat (limited to 'test/packetdrill/netstack/tcp_user_timeout.pkt')
| -rw-r--r-- | test/packetdrill/netstack/tcp_user_timeout.pkt | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/test/packetdrill/netstack/tcp_user_timeout.pkt b/test/packetdrill/netstack/tcp_user_timeout.pkt deleted file mode 100644 index 60103adba..000000000 --- a/test/packetdrill/netstack/tcp_user_timeout.pkt +++ /dev/null @@ -1,38 +0,0 @@ -// Test that a socket w/ TCP_USER_TIMEOUT set aborts the connection -// if there is pending unacked data after the user specified timeout. - -0 socket(..., SOCK_STREAM, IPPROTO_TCP) = 3 -+0 bind(3, ..., ...) = 0 - -+0 listen(3, 1) = 0 - -// Establish a connection without timestamps. -+0 < S 0:0(0) win 32792 <mss 1460,sackOK,nop,nop,nop,wscale 7> -+0 > S. 0:0(0) ack 1 <...> -+0.1 < . 1:1(0) ack 1 win 32792 - -+0.100 accept(3, ..., ...) = 4 - -// Okay, we received nothing, and decide to close this idle socket. -// We set TCP_USER_TIMEOUT to 3 seconds because really it is not worth -// trying hard to cleanly close this flow, at the price of keeping -// a TCP structure in kernel for about 1 minute! -+2 setsockopt(4, SOL_TCP, TCP_USER_TIMEOUT, [3000], 4) = 0 - -// The write/ack is required mainly for netstack as netstack does -// not update its RTO during the handshake. -+0 write(4, ..., 100) = 100 -+0 > P. 1:101(100) ack 1 <...> -+0 < . 1:1(0) ack 101 win 32792 - -+0 close(4) = 0 - -+0 > F. 101:101(0) ack 1 <...> -+.2~+.300 > F. 101:101(0) ack 1 <...> -+.4~+.500 > F. 101:101(0) ack 1 <...> -+.8~+.900 > F. 101:101(0) ack 1 <...> - -// We finally receive something from the peer, but it is way too late -// Our socket vanished because TCP_USER_TIMEOUT was really small. -+1.61 < . 1:2(1) ack 102 win 32792 -+0 > R 102:102(0) win 0 |