1# $NetBSD: t_repeated_updown.sh,v 1.5 2020/07/27 06:52:48 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
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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
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28# POSSIBILITY OF SUCH DAMAGE.
29
30atf_test_case repeated_updown
31repeated_updown_head() {
32	atf_set "require.user" "root"
33	atf_set "descr" "Test with ifconfig(8) that repeated up/down " \
34		"does not cause a panic (PR kern/52526; PR kern/52771)"
35}
36
37repeated_updown_body() {
38
39	if ! [ $(atf_config_get "run_unsafe" "no") = "yes" ]
40	then
41		atf_skip "can disrupt networking; also PR port-evbarm/55504"
42	fi
43
44	# Try to avoid stalling any automated test runs.
45	#
46	n=35
47
48	for i in $(ifconfig -l); do
49
50		state="up"
51		ifconfig -s $i
52
53		if [ $? -eq 1 ]; then
54			state="down"
55			ifconfig $i up
56			echo "Initialized $i up"
57		fi
58
59		while [ $n -gt 0 ]; do
60			ifconfig $i down
61			echo "Test $n: $i down"
62			ifconfig $i up
63			echo "Test $n: $i up"
64			n=$(expr $n - 1)
65		done
66
67		ifconfig $i $state
68		echo "Restored state of $i to $state"
69		sleep 1
70	done
71
72	atf_pass
73}
74
75atf_init_test_cases() {
76	atf_add_test_case repeated_updown
77}
78