1#!/bin/sh 2 3################################################################################ 4## ## 5## Copyright (c) International Business Machines Corp., 2006 ## 6## ## 7## This program is free software; you can redistribute it and#or modify ## 8## it under the terms of the GNU General Public License as published by ## 9## the Free Software Foundation; either version 2 of the License, or ## 10## (at your option) any later version. ## 11## ## 12## This program is distributed in the hope that it will be useful, but ## 13## WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY ## 14## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License ## 15## for more details. ## 16## ## 17## You should have received a copy of the GNU General Public License ## 18## along with this program; if not, write to the Free Software ## 19## Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA ## 20## ## 21## ## 22################################################################################ 23# 24# File: 25# route4-ifdown 26# 27# Description: 28# Verify the kernel is not crashed when IPv4 route is add then it is deleted 29# by the interface down 30# 31# Setup: 32# See ltp-yyyymmdd/testcases/network/stress/README 33# 34# Author: 35# Mitsuru Chinen <mitch@jp.ibm.com> 36# 37# History: 38# Apr 8 2006 - Created (Mitsuru Chinen) 39# 40#----------------------------------------------------------------------- 41# Uncomment line below for debug output. 42#trace_logic=${trace_logic:-"set -x"} 43$trace_logic 44 45# Make sure the value of LTPROOT 46LTPROOT=${LTPROOT:-`(cd ../../../../ ; pwd)`} 47export LTPROOT 48 49# Total number of the test case 50TST_TOTAL=2 51export TST_TOTAL 52 53# Default of the test case ID and the test case count 54TCID=route4-ifdown 55TST_COUNT=0 56export TCID 57export TST_COUNT 58 59# Check the environmanet variable 60. check_envval || exit $TST_TOTAL 61 62# The number of times where IPv4 route is add/delete 63NS_TIMES=${NS_TIMES:-10000} 64 65# The number of the test link where tests run 66LINK_NUM=${LINK_NUM:-0} 67 68# Network portion of the IPv4 address 69IPV4_NETWORK=${IPV4_NETWORK:-"10.0.0"} 70 71# Netmask of for the tested network 72IPV4_NETMASK="255.255.255.0" 73IPV4_NETMASK_NUM=24 74 75# Broadcast address of the tested network 76IPV4_BROADCAST=${IPV4_NETWORK}.255 77 78# Host portion of the IPv4 address 79LHOST_IPV4_HOST=${LHOST_IPV4_HOST:-"2"} # src 80RHOST_IPV4_HOST=${RHOST_IPV4_HOST:-"1"} # gateway 81 82# The destination network 83DST_NETWORK="10.10.10" # destination network would be 10.10.10.0/24 84DST_HOST="5" 85DST_PORT="7" 86 87 88#----------------------------------------------------------------------- 89# 90# NAME: 91# do_cleanup 92# 93# DESCRIPTION: 94# Recover the tested interfaces 95# 96#----------------------------------------------------------------------- 97do_cleanup() 98{ 99 # Initialize the interfaces 100 initialize_if lhost ${LINK_NUM} 101 initialize_if rhost ${LINK_NUM} 102} 103 104 105#----------------------------------------------------------------------- 106# 107# NAME: 108# do_setup 109# 110# DESCRIPTION: 111# Make a IPv4 connectivity 112# 113# SET VALUES: 114# rhost_ipv4addr - IPv4 Address of the remote host 115# lhost_ifname - Interface name of the local host 116# rhost_ifname - Interface name of the remote host 117# 118#----------------------------------------------------------------------- 119do_setup() 120{ 121 # Make sure to clean up 122 do_cleanup 123 124 # Set IPv4 address to the interfaces of the remote host 125 set_ipv4addr rhost ${LINK_NUM} ${IPV4_NETWORK} ${RHOST_IPV4_HOST} 126 if [ $? -ne 0 ]; then 127 tst_resm TBROK "Failed to add an IPv4 address the remote host" 128 exit $TST_TOTAL 129 fi 130 rhost_ipv4addr="${IPV4_NETWORK}.${RHOST_IPV4_HOST}" 131 132 # Assign IPv4 address to the interface of the local host 133 set_ipv4addr lhost ${LINK_NUM} ${IPV4_NETWORK} ${LHOST_IPV4_HOST} 134 if [ $? -ne 0 ]; then 135 tst_resm TBROK "Failed to assign an IPv4 address at the local host" 136 return 1 137 fi 138 lhost_ipv4addr="${IPV4_NETWORK}.${LHOST_IPV4_HOST}" 139 140 # Get the Interface names 141 lhost_ifname=`get_ifname lhost ${LINK_NUM}` 142 if [ $? -ne 0 ]; then 143 tst_resm TBROK "Failed to get the interface name at the local host" 144 exit $TST_TOTAL 145 fi 146 147 rhost_ifname=`get_ifname rhost ${LINK_NUM}` 148 if [ $? -ne 0 ]; then 149 tst_resm TBROK "Failed to get the interface name at the remote host" 150 exit $TST_TOTAL 151 fi 152 153 # Set the variables for destination network 154 dst_addr=${DST_NETWORK}.${DST_HOST} 155 dst_network=${DST_NETWORK}.0 156} 157 158 159#----------------------------------------------------------------------- 160# 161# FUNCTION: 162# test_body 163# 164# DESCRIPTION: 165# main code of the test 166# 167# Arguments: 168# $1: define the test type 169# 1 - route command case 170# 2 - ip command case 171# 172#----------------------------------------------------------------------- 173test_body() 174{ 175 test_type=$1 176 177 TCID=route4-ifdown0${test_type} 178 TST_COUNT=$test_type 179 180 case $test_type in 181 1) 182 tst_resm TINFO "Verify the kernel is not crashed when IPv4 route is add by route command then it is deleted by the interface down with ifconfing command in $NS_TIMES times" 183 ;; 184 2) 185 tst_resm TINFO "Verify the kernel is not crashed when IPv4 route is add by ip command then it is deleted by the interface down with ip command in $NS_TIMES times" 186 ;; 187 *) 188 tst_resm TBROK "unspecified case" 189 return 1 190 ;; 191 esac 192 193 # Start the loop 194 cnt=0 195 while [ $cnt -lt $NS_TIMES ]; do 196 # Check the connectivity to the gateway 197 check_icmpv4_connectivity $lhost_ifname $rhost_ipv4addr 198 if [ $? -ne 0 ]; then 199 tst_resm TBROK "Test Link $LINK_NUM is somthing wrong." 200 return 1 201 fi 202 203 # Add the route 204 case $test_type in 205 1) 206 route add -net $dst_network netmask 255.255.255.0 gw $rhost_ipv4addr dev $lhost_ifname 207 ;; 208 2) 209 ip route add ${dst_network}/24 via $rhost_ipv4addr dev $lhost_ifname 210 ;; 211 esac 212 if [ $? -ne 0 ]; then 213 tst_resm TFAIL "Failed to add the route to ${dst_network}/24" 214 return 1 215 fi 216 217 # Load the route with UDP datagram 218 ns-udpsender -f 4 -D $dst_addr -p $DST_PORT -o -s 1472 219 if [ $? -ne 0 ]; then 220 tst_resm TFAIL "Failed to run a UDP datagram sender" 221 return 1 222 fi 223 224 # Down then up the interface 225 case $test_type in 226 1) 227 ifconfig $lhost_ifname down && ifconfig $lhost_ifname up 228 ;; 229 2) 230 ip link set down dev $lhost_ifname && ip link set up dev $lhost_ifname 231 ;; 232 esac 233 if [ $? -ne 0 ]; then 234 tst_resm TFAIL "Failed to down/up the interface" 235 return 1 236 fi 237 238 cnt=`expr $cnt + 1` 239 done 240 241 tst_resm TPASS "Test is finished correctly." 242 return 0 243} 244 245 246#----------------------------------------------------------------------- 247# 248# Main 249# 250# Exit Value: 251# The number of the failure 252# 253#----------------------------------------------------------------------- 254 255RC=0 256do_setup 257test_body 1 || RC=`expr $RC + 1` # Case of route command 258test_body 2 || RC=`expr $RC + 1` # Case of ip command 259do_cleanup 260 261exit $RC 262