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- #!/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:
- # check_netem
- #
- # Description:
- # Check the remote host has netem functionality
- #
- # Arguments:
- # None
- #
- # Returns:
- # 0: netem functionality is available
- # 1: not avaialble
- #
- # 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"}
- $trace_logic
- # Make sure the value of LTPROOT
- LTPROOT=${LTPROOT:-`(cd ../../../../ ; pwd)`}
- export LTPROOT
- # Check the environmanet variable for the test
- . check_envval || exit 1
- # Check the tc command is available
- ret=`$LTP_RSH $RHOST 'PATH=/sbin:/usr/sbin:$PATH which tc >/dev/null 2>&1 ; echo $?'`
- if [ $ret -ne 0 ]; then
- echo "The remote host does not have tc command"
- exit 1
- fi
- # Check the netem functionality
- ofile=`mktemp -p $TMPDIR`
- $LTP_RSH $RHOST "PATH=/sbin:/usr/sbin:$PATH tc qdisc add dev eth0 root netem help" >$ofile 2>&1
- grep -l "Usage:.*netem" $ofile >/dev/null 2>&1
- if [ $? -ne 0 ]; then
- echo "The remote host does not have netem functionality"
- rm -f $ofile
- exit 1
- else
- rm -f $ofile
- exit 0
- fi
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