t_repeated_link_addr.sh revision 1.4
1# $NetBSD: t_repeated_link_addr.sh,v 1.4 2020/07/27 16:57:44 gson Exp $ 2# 3# Copyright (c) 2020 The NetBSD Foundation, Inc. 4# All rights reserved. 5# 6# This code is derived from software contributed to The NetBSD Foundation 7# by Jukka Ruohonen. 8# 9# Redistribution and use in source and binary forms, with or without 10# modification, are permitted provided that the following conditions 11# are met: 12# 1. Redistributions of source code must retain the above copyright 13# notice, this list of conditions and the following disclaimer. 14# 2. Redistributions in binary form must reproduce the above copyright 15# notice, this list of conditions and the following disclaimer in the 16# documentation and/or other materials provided with the distribution. 17# 18# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28# POSSIBILITY OF SUCH DAMAGE. 29# 30atf_test_case repeated_link_addr 31repeated_link_addr_head() { 32 atf_set "require.user" "root" 33 atf_set "descr" "Check with ifconfig(8) that " \ 34 "setting link addresses for active interfaces " \ 35 "does not cause a panic (PR kern/41912)" 36} 37 38repeated_link_addr_body() { 39 40 if ! [ $(atf_config_get "run_unsafe" "no") = "yes" ] 41 then 42 atf_skip "can disrupt networking; also PR port-evbarm/55521" 43 fi 44 45 fail=0 46 addrs="00:11:00:00:00:00 \ 47 00:11:11:00:00:00 \ 48 00:11:11:11:00:00 \ 49 00:11:11:11:11:00 \ 50 00:00:11:00:00:00 \ 51 00:00:11:11:00:00 \ 52 00:00:11:11:11:00 \ 53 00:00:00:11:00:00 \ 54 00:00:00:11:11:00" 55 56 pkill -9 hostapd 57 pkill -9 wpa_supplicant 58 59 for i in $(ifconfig -l); do 60 61 state="up" 62 addr=$(ifconfig $i | grep "address") 63 addr=$(echo $addr | sed "s/address: //" | sed 's/ //') 64 65 if [ -z "$addr" ]; then 66 echo "Skipping $i" 67 continue 68 fi 69 70 ifconfig -s $i 71 72 if [ $? -eq 1 ]; then 73 state="down" 74 ifconfig $i up 75 sleep 1 76 fi 77 78 for j in $addrs; do 79 80 echo "Request: ifconfig $i link $j active" 81 ifconfig $i link $j active 82 83 if [ ! $? -eq 0 ]; then 84 fail=1 85 fi 86 87 if [ -z "$(ifconfig $i | grep $j)" ]; then 88 fail=1 89 fi 90 91 sleep 0.5 92 done 93 94 # From the ifconfig(8) manual page: 95 # 96 # "You may not delete the active address from an interface. 97 # You must activate some other address, first." 98 # 99 ifconfig $i link $addr active 100 echo "Restored the link address of $i to $addr" 101 sleep 0.5 102 103 for j in $addrs; do 104 echo "Request: ifconfig $i link $j delete" 105 ifconfig $i link $j delete 106 sleep 0.5 107 done 108 109 ifconfig $i $state 110 echo "Restored state of $i to $state" 111 done 112 113 /bin/sh /etc/rc.d/hostapd restart >/dev/null 2>&1 114 /bin/sh /etc/rc.d/wpa_supplicant restart >/dev/null 2>&1 115 116 if [ $fail -eq 1 ]; then 117 atf_fail "Failed to set link addresses" 118 fi 119 120 atf_pass 121} 122 123atf_init_test_cases() { 124 atf_add_test_case repeated_link_addr 125} 126