summaryrefslogtreecommitdiff
path: root/tools/testing/selftests/bpf/xsk_prereqs.sh
blob: 9d54c4645127d56b3c1684a8e1b6a9b3241e0c32 (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
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright(c) 2020 Intel Corporation.

ksft_pass=0
ksft_fail=1
ksft_xfail=2
ksft_xpass=3
ksft_skip=4

GREEN='\033[0;92m'
YELLOW='\033[0;93m'
RED='\033[0;31m'
NC='\033[0m'
STACK_LIM=131072
SPECFILE=veth.spec
XSKOBJ=xdpxceiver
NUMPKTS=10000

validate_root_exec()
{
	msg="skip all tests:"
	if [ $UID != 0 ]; then
		echo $msg must be run as root >&2
		test_exit $ksft_fail 2
	else
		return $ksft_pass
	fi
}

validate_veth_support()
{
	msg="skip all tests:"
	if [ $(ip link add $1 type veth 2>/dev/null; echo $?;) != 0 ]; then
		echo $msg veth kernel support not available >&2
		test_exit $ksft_skip 1
	else
		ip link del $1
		return $ksft_pass
	fi
}

validate_veth_spec_file()
{
	if [ ! -f ${SPECFILE} ]; then
		test_exit $ksft_skip 1
	fi
}

test_status()
{
	statusval=$1
	if [ -n "${colorconsole+set}" ]; then
		if [ $statusval -eq 2 ]; then
			echo -e "${YELLOW}$2${NC}: [ ${RED}FAIL${NC} ]"
		elif [ $statusval -eq 1 ]; then
			echo -e "${YELLOW}$2${NC}: [ ${RED}SKIPPED${NC} ]"
		elif [ $statusval -eq 0 ]; then
			echo -e "${YELLOW}$2${NC}: [ ${GREEN}PASS${NC} ]"
		fi
	else
		if [ $statusval -eq 2 ]; then
			echo -e "$2: [ FAIL ]"
		elif [ $statusval -eq 1 ]; then
			echo -e "$2: [ SKIPPED ]"
		elif [ $statusval -eq 0 ]; then
			echo -e "$2: [ PASS ]"
		fi
	fi
}

test_exit()
{
	retval=$1
	if [ $2 -ne 0 ]; then
		test_status $2 $(basename $0)
	fi
	exit $retval
}

clear_configs()
{
	if [ $(ip netns show | grep $3 &>/dev/null; echo $?;) == 0 ]; then
		[ $(ip netns exec $3 ip link show $2 &>/dev/null; echo $?;) == 0 ] &&
			{ echo "removing link $1:$2"; ip netns exec $3 ip link del $2; }
		echo "removing ns $3"
		ip netns del $3
	fi
	#Once we delete a veth pair node, the entire veth pair is removed,
	#this is just to be cautious just incase the NS does not exist then
	#veth node inside NS won't get removed so we explicitly remove it
	[ $(ip link show $1 &>/dev/null; echo $?;) == 0 ] &&
		{ echo "removing link $1"; ip link del $1; }
	if [ -f ${SPECFILE} ]; then
		echo "removing spec file:" ${SPECFILE}
		rm -f ${SPECFILE}
	fi
}

cleanup_exit()
{
	echo "cleaning up..."
	clear_configs $1 $2 $3
}

validate_ip_utility()
{
	[ ! $(type -P ip) ] && { echo "'ip' not found. Skipping tests."; test_exit $ksft_skip 1; }
}

vethXDPgeneric()
{
	ip link set dev $1 xdpdrv off
	ip netns exec $3 ip link set dev $2 xdpdrv off
}

vethXDPnative()
{
	ip link set dev $1 xdpgeneric off
	ip netns exec $3 ip link set dev $2 xdpgeneric off
}

execxdpxceiver()
{
	local -a 'paramkeys=("${!'"$1"'[@]}")' copy
	paramkeysstr=${paramkeys[*]}

	for index in $paramkeysstr;
		do
			current=$1"[$index]"
			copy[$index]=${!current}
		done

	./${XSKOBJ} -i ${VETH0} -i ${VETH1},${NS1} ${copy[*]} -C ${NUMPKTS}
}