1#!/bin/sh 2# Copyright (c) 2015 Oracle and/or its affiliates. All Rights Reserved. 3# Copyright (c) International Business Machines Corp., 2005 4# 5# This program is free software; you can redistribute it and/or 6# modify it under the terms of the GNU General Public License as 7# published by the Free Software Foundation; either version 2 of 8# the License, or (at your option) any later version. 9# 10# This program is distributed in the hope that it would be useful, 11# but WITHOUT ANY WARRANTY; without even the implied warranty of 12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13# GNU General Public License for more details. 14# 15# You should have received a copy of the GNU General Public License 16# along with this program. If not, see <http://www.gnu.org/licenses/>. 17# 18# Author: Mitsuru Chinen <mitch@jp.ibm.com> 19 20TST_TOTAL=2 21 22TST_CLEANUP="netstress_cleanup" 23 24. test_net_stress.sh 25 26# The interval of the check interface activity 27CHECK_INTERVAL=${CHECK_INTERVAL:-$(($NS_TIMES / 20))} 28 29test_body() 30{ 31 local cmd_type=$1 32 33 case $cmd_type in 34 if_cmd) local cmd_name='ifconfig' ;; 35 ip_cmd) local cmd_name='ip' ;; 36 *) tst_brkm TBROK "Unknown test parameter '$cmd_type'" 37 esac 38 39 local num=$(($(od -A n -t u1 -N 1 /dev/random) * 253 / 255 + 2 )) 40 local iface=$(tst_iface) 41 if [ "$TST_IPV6" ]; then 42 local new_ip=${IPV6_NET32_UNUSED}::$num 43 local netmask=64 44 else 45 local new_ip=${IPV4_NET16_UNUSED}.1.$num 46 local netmask=24 47 fi 48 49 tst_resm TINFO "'$cmd_name' add/del IPv$ipver '$new_ip' $NS_TIMES times" 50 51 if ! restore_ipaddr; then 52 tst_resm TBROK "Failed to set default IP addresses" 53 return 54 fi 55 56 local cnt=1 57 while [ $cnt -le $NS_TIMES ]; do 58 make_background_tcp_traffic 59 60 case $cmd_type in 61 if_cmd) 62 if [ "$TST_IPV6" ]; then 63 ifconfig $iface add $new_ip/$netmask 64 else 65 ifconfig $iface:1 $new_ip netmask 255.255.255.0 66 fi 67 ;; 68 ip_cmd) ip addr add $new_ip/$netmask dev $iface ;; 69 esac 70 71 if [ $? -ne 0 ]; then 72 tst_resm TFAIL "command failed to add $new_ip to $iface" 73 return 74 fi 75 76 ip addr show $iface | grep -q $new_ip 77 if [ $? -ne 0 ]; then 78 ip addr show $iface 79 tst_resm TFAIL "$new_ip not configured" 80 return 81 fi 82 83 check_connectivity_interval $cnt || return 84 85 cnt=$(($cnt + 1)) 86 87 case $cmd_type in 88 if_cmd) 89 if [ "$TST_IPV6" ]; then 90 ifconfig $iface del $new_ip/$netmask 91 else 92 ifconfig $iface:1 down 93 fi 94 ;; 95 ip_cmd) ip addr del $new_ip/$netmask dev $iface ;; 96 esac 97 98 if [ $? -ne 0 ]; then 99 tst_resm TFAIL " delete command failed". 100 return 101 fi 102 103 ip addr show $iface | grep -q $new_ip 104 if [ $? -eq 0 ]; then 105 ip addr show $iface 106 tst_resm TFAIL "Failed to remove '$new_ip' address" 107 return 108 fi 109 done 110 111 tst_resm TPASS "Test is finished correctly" 112} 113 114netstress_setup 115 116tst_check_cmds ifconfig 117 118test_body 'if_cmd' 119test_body 'ip_cmd' 120 121tst_exit 122