android13/external/ltp/testcases/network/stress/ns-tools/set_ipv4addr

96 lines
3.5 KiB
Bash

#!/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:
# set_ipv4addr
#
# Description:
# Set an IPv4 address to the interface which belongs to the specified
# test link
#
# Author:
# Mitsuru Chinen <mitch@jp.ibm.com>
#
# Arguments:
# $1: target host to set the IPv6 address
# lhost - local host / rhost - remote host
# $2: number of the test link
# $3: network portion of the IPv4 address
# $4: host portion of the IPv4 address
#
# Exit Value:
# 0: Exit normally
# >0: Exit abnormally
#
# History:
# Oct 19 2005 - Created (Mitsuru Chinen)
#
#-----------------------------------------------------------------------
#Uncomment line below for debug output.
#trace_logic=${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
# Arguments
if [ $# -ne 4 ]; then
echo "Usage: $0 host_type link_num network_portion host_portion" >&2
exit 1
fi
host_type=$1
link_num=$2
network_part=$3
host_part=$4
# Check the host type
if [ $host_type != lhost -a $host_type != rhost ]; then
echo "$0: 1st argumet is lhost or rhost" >&2
exit 1
fi
# Define IPv4 address, netmask and broadcast
addr=${network_part}.${host_part}
netmask=`echo $network_part | sed "s/[[:digit:]]*/255/g"`.`echo $host_part | sed "s/[[:digit:]]*/0/g"`
broadcast=${network_part}.`echo $host_part | sed "s/[[:digit:]]*/255/g"`
# Assign IPv4 address to the interface belongs the link_num Test Link
ifname=`get_ifname $host_type $link_num` || exit 1
if [ $host_type = lhost ]; then
ifconfig $ifname up
ifconfig $ifname $addr netmask $netmask broadcast $broadcast
ret=$?
else
ret=`$LTP_RSH $RHOST '( PATH=/sbin:/usr/sbin:$PATH ; ifconfig '$ifname' up && ifconfig '$ifname $addr' netmask '$netmask' broadcast '$broadcast' ) >/dev/null 2>&1; echo $?'`
fi
if [ $ret -gt 0 ]; then
echo "Cannot set $addr to $ifname" >&2
exit 1
fi