t_repeated_updown.sh revision 1.2 
1# $NetBSD: t_repeated_updown.sh,v 1.2 2020/06/25 16:34:49 jruoho Exp $
2#
3# Copyright (c) 2020 The NetBSD Foundation, Inc.
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5#
6# This code is derived from software contributed to The NetBSD Foundation
7# by Jukka Ruohonen.
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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	# Try to avoid stalling any automated test runs.
40	#
41	n=35
42
43	for i in $(ifconfig -l); do
44
45		state="up"
46		ifconfig -s $i
47
48		if [ $? -eq 1 ]; then
49			state="down"
50			ifconfig $i up
51			echo "Initialized $i up"
52		fi
53
54		while [ $n -gt 0 ]; do
55			ifconfig $i down
56			echo "Test $n: $i down"
57			ifconfig $i up
58			echo "Test $n: $i up"
59			n=$(expr $n - 1)
60		done
61
62		ifconfig $i $state
63		echo "Restored state of $i to $state"
64		sleep 1
65	done
66}
67
68atf_init_test_cases() {
69	atf_add_test_case repeated_updown
70}
71