284 lines
8.0 KiB
Bash
284 lines
8.0 KiB
Bash
#!/bin/sh
|
|
|
|
################################################################################
|
|
## ##
|
|
## Copyright (c) International Business Machines Corp., 2006 ##
|
|
## ##
|
|
## 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:
|
|
# route4-rmmod
|
|
#
|
|
# Description:
|
|
# Verify the kernel is not crashed when IPv4 route is add then it is deleted
|
|
# by the removing network driver
|
|
#
|
|
# Setup:
|
|
# See testcases/network/stress/README
|
|
#
|
|
# Author:
|
|
# Mitsuru Chinen <mitch@jp.ibm.com>
|
|
#
|
|
# History:
|
|
# Apr 8 2006 - 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
|
|
|
|
# Total number of the test case
|
|
TST_TOTAL=2
|
|
export TST_TOTAL
|
|
|
|
# Default of the test case ID and the test case count
|
|
TCID=route4-rmmod
|
|
TST_COUNT=0
|
|
export TCID
|
|
export TST_COUNT
|
|
|
|
# Check the environmanet variable
|
|
. check_envval || exit $TST_TOTAL
|
|
|
|
# The number of times where IPv4 route is add/delete
|
|
NS_TIMES=${NS_TIMES:-10000}
|
|
|
|
# The number of the test link where tests run
|
|
LINK_NUM=${LINK_NUM:-0}
|
|
|
|
# Network portion of the IPv4 address
|
|
IPV4_NETWORK=${IPV4_NETWORK:-"10.0.0"}
|
|
|
|
# Netmask of for the tested network
|
|
IPV4_NETMASK="255.255.255.0"
|
|
IPV4_NETMASK_NUM=24
|
|
|
|
# Broadcast address of the tested network
|
|
IPV4_BROADCAST=${IPV4_NETWORK}.255
|
|
|
|
# Host portion of the IPv4 address
|
|
LHOST_IPV4_HOST=${LHOST_IPV4_HOST:-"2"} # src
|
|
RHOST_IPV4_HOST=${RHOST_IPV4_HOST:-"1"} # gateway
|
|
|
|
# The destination network
|
|
DST_NETWORK="10.10.10" # destination network would be 10.10.10.0/24
|
|
DST_HOST="5"
|
|
DST_PORT="7"
|
|
|
|
|
|
#-----------------------------------------------------------------------
|
|
#
|
|
# NAME:
|
|
# do_cleanup
|
|
#
|
|
# DESCRIPTION:
|
|
# Recover the tested interfaces
|
|
#
|
|
#-----------------------------------------------------------------------
|
|
do_cleanup()
|
|
{
|
|
# Make sure to load the network driver
|
|
if [ x${lhost_module} != x ]; then
|
|
modprobe $lhost_module
|
|
fi
|
|
|
|
# Initialize the interfaces
|
|
initialize_if lhost ${LINK_NUM}
|
|
initialize_if rhost ${LINK_NUM}
|
|
}
|
|
|
|
|
|
#-----------------------------------------------------------------------
|
|
#
|
|
# NAME:
|
|
# do_setup
|
|
#
|
|
# DESCRIPTION:
|
|
# Make a IPv4 connectivity
|
|
#
|
|
#-----------------------------------------------------------------------
|
|
do_setup()
|
|
{
|
|
# Check the local host has ethtool utility
|
|
which ethtool >/dev/null
|
|
if [ $? -ne 0 ]; then
|
|
tst_resm TBROK "This test case requires ethtool utility"
|
|
exit $TST_TOTAL
|
|
fi
|
|
|
|
# The module name of the interface at the local host
|
|
lhost_module=
|
|
|
|
# Make sure to clean up
|
|
do_cleanup
|
|
|
|
# Set IPv4 address to the interfaces of the remote host
|
|
set_ipv4addr rhost ${LINK_NUM} ${IPV4_NETWORK} ${RHOST_IPV4_HOST}
|
|
if [ $? -ne 0 ]; then
|
|
tst_resm TBROK "Failed to add an IPv4 address the remote host"
|
|
exit $TST_TOTAL
|
|
fi
|
|
rhost_ipv4addr="${IPV4_NETWORK}.${RHOST_IPV4_HOST}"
|
|
|
|
# Assign IPv4 address to the interface of the local host
|
|
set_ipv4addr lhost ${LINK_NUM} ${IPV4_NETWORK} ${LHOST_IPV4_HOST}
|
|
if [ $? -ne 0 ]; then
|
|
tst_resm TBROK "Failed to assign an IPv4 address at the local host"
|
|
return 1
|
|
fi
|
|
lhost_ipv4addr="${IPV4_NETWORK}.${LHOST_IPV4_HOST}"
|
|
|
|
# Get the Interface names
|
|
lhost_ifname=`get_ifname lhost ${LINK_NUM}`
|
|
if [ $? -ne 0 ]; then
|
|
tst_resm TBROK "Failed to get the interface name at the local host"
|
|
exit $TST_TOTAL
|
|
fi
|
|
|
|
rhost_ifname=`get_ifname rhost ${LINK_NUM}`
|
|
if [ $? -ne 0 ]; then
|
|
tst_resm TBROK "Failed to get the interface name at the remote host"
|
|
exit $TST_TOTAL
|
|
fi
|
|
|
|
# Get the module name of the interface at the local host
|
|
lhost_module=`ethtool -i $lhost_ifname | grep driver | sed "s/driver:[[:blank:]]*//"`
|
|
|
|
# Chack the other active interface uses the same driver
|
|
for ifname in `ifconfig | grep ^eth | awk '{ print $1}'`; do
|
|
if [ $lhost_ifname = $ifname ]; then
|
|
continue
|
|
fi
|
|
|
|
module=`ethtool -i $ifname | grep driver | sed "s/driver:[[:blank:]]*//"`
|
|
if [ $lhost_module = $module ]; then
|
|
tst_resm TBROK "An active interface $ifname uses the same network deriver $module with the test intreface."
|
|
exit $TST_TOTAL
|
|
fi
|
|
done
|
|
|
|
# Set the variables for destination network
|
|
dst_addr=${DST_NETWORK}.${DST_HOST}
|
|
dst_network=${DST_NETWORK}.0
|
|
}
|
|
|
|
|
|
#-----------------------------------------------------------------------
|
|
#
|
|
# FUNCTION:
|
|
# test_body
|
|
#
|
|
# DESCRIPTION:
|
|
# main code of the test
|
|
#
|
|
# Arguments:
|
|
# $1: define the test type
|
|
# 1 - route command case
|
|
# 2 - ip command case
|
|
#
|
|
#-----------------------------------------------------------------------
|
|
test_body()
|
|
{
|
|
test_type=$1
|
|
|
|
TCID=route4-rmmod0${test_type}
|
|
TST_COUNT=$test_type
|
|
|
|
case $test_type in
|
|
1)
|
|
tst_resm TINFO "Verify the kernel is not crashed when IPv4 route is add by route command then it is deleted by removing network driver in $NS_TIMES times"
|
|
;;
|
|
2)
|
|
tst_resm TINFO "Verify the kernel is not crashed when IPv4 route is add by ip command then it is deleted by removing network driver in $NS_TIMES times"
|
|
;;
|
|
*)
|
|
tst_resm TBROK "unspecified case"
|
|
return 1
|
|
;;
|
|
esac
|
|
|
|
# Start the loop
|
|
cnt=0
|
|
while [ $cnt -lt $NS_TIMES ]; do
|
|
# Check the connectivity to the gateway
|
|
check_icmpv4_connectivity $lhost_ifname $rhost_ipv4addr
|
|
if [ $? -ne 0 ]; then
|
|
tst_resm TBROK "Test Link $LINK_NUM is somthing wrong."
|
|
return 1
|
|
fi
|
|
|
|
# Add the route
|
|
case $test_type in
|
|
1)
|
|
route add -net $dst_network netmask 255.255.255.0 gw $rhost_ipv4addr dev $lhost_ifname
|
|
;;
|
|
2)
|
|
ip route add ${dst_network}/24 via $rhost_ipv4addr dev $lhost_ifname
|
|
;;
|
|
esac
|
|
if [ $? -ne 0 ]; then
|
|
tst_resm TFAIL "Failed to add the route to ${dst_network}/24"
|
|
return 1
|
|
fi
|
|
|
|
# Load the route with UDP datagram
|
|
ns-udpsender -f 4 -D $dst_addr -p $DST_PORT -o -s 1472
|
|
if [ $? -ne 0 ]; then
|
|
tst_resm TFAIL "Failed to run a UDP datagram sender"
|
|
return 1
|
|
fi
|
|
|
|
# Remove and reload the network driver
|
|
rmmod $lhost_module && modprobe $lhost_module
|
|
if [ $? -ne 0 ]; then
|
|
tst_resm TFAIL "Failed to unload/reload the network driver"
|
|
return 1
|
|
fi
|
|
|
|
# Make sure to assing the IPv4 address
|
|
set_ipv4addr lhost ${LINK_NUM} ${IPV4_NETWORK} ${LHOST_IPV4_HOST} >/dev/null 2>&1
|
|
|
|
cnt=`expr $cnt + 1`
|
|
done
|
|
|
|
tst_resm TPASS "Test is finished correctly."
|
|
return 0
|
|
}
|
|
|
|
|
|
#-----------------------------------------------------------------------
|
|
#
|
|
# Main
|
|
#
|
|
# Exit Value:
|
|
# The number of the failure
|
|
#
|
|
#-----------------------------------------------------------------------
|
|
|
|
RC=0
|
|
do_setup
|
|
test_body 1 || RC=`expr $RC + 1` # Case of route command
|
|
test_body 2 || RC=`expr $RC + 1` # Case of ip command
|
|
do_cleanup
|
|
|
|
exit $RC
|