| #!/bin/sh |
| |
| ################################################################################ |
| ## ## |
| ## Copyright (c) International Business Machines Corp., 2005 ## |
| ## ## |
| ## This program is free software; you can redistribute it and#or modify ## |
| ## it under the terms of the GNU General Public License as published by ## |
| ## the Free Software Foundation; either version 2 of the License, or ## |
| ## (at your option) any later version. ## |
| ## ## |
| ## This program is distributed in the hope that it will be useful, but ## |
| ## WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY ## |
| ## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License ## |
| ## for more details. ## |
| ## ## |
| ## You should have received a copy of the GNU General Public License ## |
| ## along with this program; if not, write to the Free Software ## |
| ## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA ## |
| ## ## |
| ## ## |
| ################################################################################ |
| # |
| # File: |
| # tcp4-uni-dsackoff01 |
| # |
| # Description: |
| # Verify that the kernel is not crashed with a TCP connection on an |
| # unreliable to with the following condition: |
| # - The version of IP is IPv4 |
| # - Network is not delayed |
| # - IPsec is not used |
| # - Disable window scaling |
| # - Enable Nagle algorithm |
| # - Disable TCP Duplicate SACK support |
| # - Enable SACK Support |
| # - Some packets are lost |
| # - Disable TSO if it is avalable |
| # |
| # *) This script may be read by the other test case |
| # |
| # Setup: |
| # See ltp-yyyymmdd/testcases/network/stress/README |
| # |
| # Author: |
| # Mitsuru Chinen <mitch@jp.ibm.com> |
| # |
| # History: |
| # Oct 19 2005 - Created (Mitsuru Chinen) |
| # |
| #----------------------------------------------------------------------- |
| # Uncomment line below for debug output. |
| #trace_logic=${trace_logic:-"set -x"} |
| $trace_logic |
| |
| # The test case ID, the test case count and the total number of test case |
| TCID=${TCID:-tcp4-uni-dsackoff01} |
| TST_TOTAL=1 |
| TST_COUNT=1 |
| export TCID |
| export TST_COUNT |
| export TST_TOTAL |
| |
| # Test description |
| tst_resm TINFO "Verify that the kernel, when the Duplicate SACK support is off, is not crashed by a TCP connection on an unreliable network(Namely, some of the packet is lost, some of them is duplicated)." |
| |
| # Disable DSACK support |
| DO_DSACK=false |
| |
| # Make some packets are lost |
| DO_PACKET_LOSS=true |
| |
| # Make some packets are duplicated |
| DO_PACKET_DUP=true |
| |
| # Load tcp4-uni-basic01 |
| NON_BASIC=true |
| |
| . tcp4-uni-basic01 |
| |
| exit 0 |