summaryrefslogtreecommitdiff
path: root/tools/testing/selftests/net/openvswitch/openvswitch.sh
blob: 7ce46700a3ae3ec608075f0dc537f53147e682f5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
#
# OVS kernel module self tests

# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4

PAUSE_ON_FAIL=no
VERBOSE=0
TRACING=0

tests="
	netlink_checks				ovsnl: validate netlink attrs and settings"

info() {
    [ $VERBOSE = 0 ] || echo $*
}

ovs_base=`pwd`
sbxs=
sbx_add () {
	info "adding sandbox '$1'"

	sbxs="$sbxs $1"

	NO_BIN=0

	# Create sandbox.
	local d="$ovs_base"/$1
	if [ -e $d ]; then
		info "removing $d"
		rm -rf "$d"
	fi
	mkdir "$d" || return 1
	ovs_setenv $1
}

ovs_exit_sig() {
	[ -e ${ovs_dir}/cleanup ] && . "$ovs_dir/cleanup"
}

on_exit() {
	echo "$1" > ${ovs_dir}/cleanup.tmp
	cat ${ovs_dir}/cleanup >> ${ovs_dir}/cleanup.tmp
	mv ${ovs_dir}/cleanup.tmp ${ovs_dir}/cleanup
}

ovs_setenv() {
	sandbox=$1

	ovs_dir=$ovs_base${1:+/$1}; export ovs_dir

	test -e ${ovs_dir}/cleanup || : > ${ovs_dir}/cleanup
}

ovs_sbx() {
	if test "X$2" != X; then
		(ovs_setenv $1; shift; "$@" >> ${ovs_dir}/debug.log)
	else
		ovs_setenv $1
	fi
}

ovs_add_dp () {
	info "Adding DP/Bridge IF: sbx:$1 dp:$2 {$3, $4, $5}"
	sbxname="$1"
	shift
	ovs_sbx "$sbxname" python3 $ovs_base/ovs-dpctl.py add-dp $*
	on_exit "ovs_sbx $sbxname python3 $ovs_base/ovs-dpctl.py del-dp $1;"
}

usage() {
	echo
	echo "$0 [OPTIONS] [TEST]..."
	echo "If no TEST argument is given, all tests will be run."
	echo
	echo "Options"
	echo "  -t: capture traffic via tcpdump"
	echo "  -v: verbose"
	echo "  -p: pause on failure"
	echo
	echo "Available tests${tests}"
	exit 1
}

# netlink_validation
# - Create a dp
# - check no warning with "old version" simulation
test_netlink_checks () {
	sbx_add "test_netlink_checks" || return 1

	info "setting up new DP"
	ovs_add_dp "test_netlink_checks" nv0 || return 1
	# now try again
	PRE_TEST=$(dmesg | grep -E "RIP: [0-9a-fA-Fx]+:ovs_dp_cmd_new\+")
	ovs_add_dp "test_netlink_checks" nv0 -V 0 || return 1
	POST_TEST=$(dmesg | grep -E "RIP: [0-9a-fA-Fx]+:ovs_dp_cmd_new\+")
	if [ "$PRE_TEST" != "$POST_TEST" ]; then
		info "failed - gen warning"
		return 1
	fi

	return 0
}

run_test() {
	(
	tname="$1"
	tdesc="$2"

	if ! lsmod | grep openvswitch >/dev/null 2>&1; then
		stdbuf -o0 printf "TEST: %-60s  [NOMOD]\n" "${tdesc}"
		return $ksft_skip
	fi

	if python3 ovs-dpctl.py -h 2>&1 | \
	     grep "Need to install the python" >/dev/null 2>&1; then
		stdbuf -o0 printf "TEST: %-60s  [PYLIB]\n" "${tdesc}"
		return $ksft_skip
	fi
	printf "TEST: %-60s  [START]\n" "${tname}"

	unset IFS

	eval test_${tname}
	ret=$?

	if [ $ret -eq 0 ]; then
		printf "TEST: %-60s  [ OK ]\n" "${tdesc}"
		ovs_exit_sig
		rm -rf "$ovs_dir"
	elif [ $ret -eq 1 ]; then
		printf "TEST: %-60s  [FAIL]\n" "${tdesc}"
		if [ "${PAUSE_ON_FAIL}" = "yes" ]; then
			echo
			echo "Pausing. Logs in $ovs_dir/. Hit enter to continue"
			read a
		fi
		ovs_exit_sig
		[ "${PAUSE_ON_FAIL}" = "yes" ] || rm -rf "$ovs_dir"
		exit 1
	elif [ $ret -eq $ksft_skip ]; then
		printf "TEST: %-60s  [SKIP]\n" "${tdesc}"
	elif [ $ret -eq 2 ]; then
		rm -rf test_${tname}
		run_test "$1" "$2"
	fi

	return $ret
	)
	ret=$?
	case $ret in
		0)
			[ $all_skipped = true ] && [ $exitcode=$ksft_skip ] && exitcode=0
			all_skipped=false
		;;
		$ksft_skip)
			[ $all_skipped = true ] && exitcode=$ksft_skip
		;;
		*)
			all_skipped=false
			exitcode=1
		;;
	esac

	return $ret
}


exitcode=0
desc=0
all_skipped=true

while getopts :pvt o
do
	case $o in
	p) PAUSE_ON_FAIL=yes;;
	v) VERBOSE=1;;
	t) if which tcpdump > /dev/null 2>&1; then
		TRACING=1
	   else
		echo "=== tcpdump not available, tracing disabled"
	   fi
	   ;;
	*) usage;;
	esac
done
shift $(($OPTIND-1))

IFS="	
"

for arg do
	# Check first that all requested tests are available before running any
	command -v > /dev/null "test_${arg}" || { echo "=== Test ${arg} not found"; usage; }
done

name=""
desc=""
for t in ${tests}; do
	[ "${name}" = "" ]	&& name="${t}"	&& continue
	[ "${desc}" = "" ]	&& desc="${t}"

	run_this=1
	for arg do
		[ "${arg}" != "${arg#--*}" ] && continue
		[ "${arg}" = "${name}" ] && run_this=1 && break
		run_this=0
	done
	if [ $run_this -eq 1 ]; then
		run_test "${name}" "${desc}"
	fi
	name=""
	desc=""
done

exit ${exitcode}