# $NetBSD: t_woptions.sh,v 1.2 2020/09/08 06:11:32 mrg Exp $
#
# Copyright (c) 2020 The NetBSD Foundation, Inc.
# All rights reserved.
#
# This code is derived from software contributed to The NetBSD Foundation
# by Jukka Ruohonen.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

# These tests play around with the wifi configuration on a system
# which may not be safe, destroy configuration or hang.
check_ifconfig_tests_enabled() {
       if [ "${ATF_SBIN_IFCONFIG_WIFI_ENABLE}" != "yes" ]; then
               atf_skip "Test triggers real device activity and may destroy configuration or hang."
       fi
}

atf_test_case chan
chan_head() {
       atf_set "require.user" "root"
       atf_set "descr" "Test with ifconfig(8) that setting " \
               "802.11 channels does not panic (PR kern/55424)"
}

chan_body() {
       check_ifconfig_tests_enabled

       # This sequence covers both valid and invalid channels.
       # Different 802.11 modes are not taken into account, and
       # all interfaces are tested, including non-802.11 ones.
       #
       chans=$(seq 1 500)

       pkill -9 hostapd
       pkill -9 wpa_supplicant

       for i in $(ifconfig -l); do

               if [ ! -z "$(echo $i | grep urtwn)" ]; then
                       echo "Skipping $i (PR kern/55424)"
                       continue
               fi

               state="up"
               ifconfig -s $i

               if [ $? -eq 1 ]; then
                       state="down"
               fi

               m=""
               mm=$(ifconfig $i | grep "chan")

               if [ ! -z "$mm" ]; then
                       m=$(echo $mm | awk {'print $2'})
               fi

               for j in $chans; do
                       echo "Request: $i -> 802.11 chan $j"
                       ifconfig $i chan $j >/dev/null 2>&1
                       echo "Request: $i -> 802.11 -chan $j"
                       ifconfig $i -chan $j >/dev/null 2>&1
               done

               if [ ! -z $m ]; then
                       ifconfig $i chan $m >/dev/null 2>&1
                       echo "Restored the channel of $i to $m"
               fi

               ifconfig $i $state
               echo "Restored state of $i to $state"
               sleep 1
       done

       /bin/sh /etc/rc.d/hostapd restart >/dev/null 2>&1
       /bin/sh /etc/rc.d/wpa_supplicant restart >/dev/null 2>&1

       atf_pass
}

atf_test_case mediaopt
mediaopt_head() {
       atf_set "require.user" "root"
       atf_set "descr" "Test with ifconfig(8) that setting " \
               "802.11 media options does not panic (PR kern/35045)"
}

mediaopt_body() {
       check_ifconfig_tests_enabled

       # Again, also non-802.11 interfaces are tested.
       #
       opts="adhoc monitor hostap"

       pkill -9 hostapd
       pkill -9 wpa_supplicant

       for i in $(ifconfig -l); do

               state="up"
               ifconfig -s $i

               if [ $? -eq 1 ]; then
                       state="down"
               fi

               m=""
               mm=$(ifconfig $i | grep "media")

               for j in $opts; do

                       match=$(echo $mm | grep $j)

                       if [ ! -z "$match" ]; then
                               m=$j
                               break
                       fi
               done

               for j in $opts; do
                       echo "Request: $i -> 802.11 mediaopt $j"
                       ifconfig $i mediaopt $j >/dev/null 2>&1
                       echo "Request: $i -> 802.11 -mediaopt $j"
                       ifconfig $i -mediaopt $j >/dev/null 2>&1
               done

               if [ ! -z $m ]; then
                       ifconfig $i mode $m >/dev/null 2>&1
                       echo "Restored the mediaopt of $i to $m"
               fi

               ifconfig $i $state
               echo "Restored state of $i to $state"
               sleep 1
       done

       /bin/sh /etc/rc.d/hostapd restart >/dev/null 2>&1
       /bin/sh /etc/rc.d/wpa_supplicant restart >/dev/null 2>&1

       atf_pass
}

atf_test_case modes
modes_head() {
       atf_set "require.user" "root"
       atf_set "descr" "Test with ifconfig(8) that setting " \
               "802.11 modes does not panic (PR kern/45745)"
}

modes_body() {
       check_ifconfig_tests_enabled

       # Although 11n is not yet supported, the system
       # should not panic from invalid input parameters.
       # Therefore, the following will try to also set
       # the four 802.11 modes for non-802.11 devices.
       #
       modes="11a 11b 11g 11n"

       pkill -9 hostapd
       pkill -9 wpa_supplicant

       for i in $(ifconfig -l); do

               m=""
               mm=$(ifconfig $i | grep "media")

               for j in $modes; do

                       match=$(echo $mm | grep $j)

                       if [ ! -z "$match" ]; then
                               m=$j
                               break
                       fi
               done

               for j in $modes; do
                       echo "Request: $i -> 802.11 mode $j"
                       ifconfig $i mode $j >/dev/null 2>&1
               done

               if [ ! -z $m ]; then
                       ifconfig $i mode $m >/dev/null 2>&1
                       echo "Restored the mode of $i to $m"
               fi
       done

       /bin/sh /etc/rc.d/hostapd restart >/dev/null 2>&1
       /bin/sh /etc/rc.d/wpa_supplicant restart >/dev/null 2>&1

       atf_pass
}

atf_init_test_cases() {
       atf_add_test_case chan
       atf_add_test_case mediaopt
       atf_add_test_case modes
}