linux-stable/tools/testing/selftests/bpf/xsk_prereqs.sh

96 lines
1.8 KiB
Bash
Raw Normal View History

#!/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
SPECFILE=veth.spec
XSKOBJ=xdpxceiver
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 [ $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
}
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 ] &&
{ ip netns exec $3 ip link del $2; }
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 ] &&
{ ip link del $1; }
if [ -f ${SPECFILE} ]; then
rm -f ${SPECFILE}
fi
}
cleanup_exit()
{
clear_configs $1 $2 $3
}
validate_ip_utility()
{
[ ! $(type -P ip) ] && { echo "'ip' not found. Skipping tests."; test_exit $ksft_skip 1; }
}
execxdpxceiver()
{
./${XSKOBJ} -i ${VETH0} -i ${VETH1},${NS1} ${VERBOSE_ARG} ${DUMP_PKTS_ARG}
}