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selftests: netfilter: nft_fib.sh: move to lib.sh infra

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Also lower ping interval, wait times (helpers get called several times)
and set nodad for ipv6 addresses: 20s down to 4s.

Signed-off-by: Florian Westphal <fw@strlen.de>
Link: https://lore.kernel.org/r/20240411233624.8129-14-fw@strlen.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Florian Westphal 2024-04-12 01:36:18 +02:00 committed by Jakub Kicinski
parent fa03bb7c8c
commit 6bc0709bf1
1 changed files with 19 additions and 52 deletions
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71
tools/testing/selftests/net/netfilter/nft_fib.sh
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@ -3,43 +3,25 @@
# This tests the fib expression.
#
# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4
source lib.sh
ret=0
sfx=$(mktemp -u "XXXXXXXX")
ns1="ns1-$sfx"
ns2="ns2-$sfx"
nsrouter="nsrouter-$sfx"
timeout=4
log_netns=$(sysctl -n net.netfilter.nf_log_all_netns)
cleanup()
{
ip netns del ${ns1}
ip netns del ${ns2}
ip netns del ${nsrouter}
cleanup_all_ns
[ $log_netns -eq 0 ] && sysctl -q net.netfilter.nf_log_all_netns=$log_netns
}
nft --version > /dev/null 2>&1
if [ $? -ne 0 ];then
echo "SKIP: Could not run test without nft tool"
exit $ksft_skip
fi
checktool "nft --version" "run test without nft"
ip -Version > /dev/null 2>&1
if [ $? -ne 0 ];then
echo "SKIP: Could not run test without ip tool"
exit $ksft_skip
fi
ip netns add ${nsrouter}
if [ $? -ne 0 ];then
echo "SKIP: Could not create net namespace"
exit $ksft_skip
fi
setup_ns nsrouter ns1 ns2
trap cleanup EXIT
@ -50,8 +32,6 @@ if [ $? -eq 0 ]; then
fi
sysctl -q net.netfilter.nf_log_all_netns=1
ip netns add ${ns1}
ip netns add ${ns2}
load_ruleset() {
local netns=$1
@ -95,8 +75,7 @@ EOF
}
check_drops() {
dmesg | grep -q ' nft_rpfilter: '
if [ $? -eq 0 ]; then
if dmesg | grep -q ' nft_rpfilter: ';then
dmesg | grep ' nft_rpfilter: '
echo "FAIL: rpfilter did drop packets"
return 1
@ -130,35 +109,30 @@ load_ruleset ${nsrouter}
load_ruleset ${ns1}
load_ruleset ${ns2}
ip link add veth0 netns ${nsrouter} type veth peer name eth0 netns ${ns1} > /dev/null 2>&1
if [ $? -ne 0 ];then
if ! ip link add veth0 netns "$nsrouter" type veth peer name eth0 netns "$ns1" > /dev/null 2>&1; then
echo "SKIP: No virtual ethernet pair device support in kernel"
exit $ksft_skip
fi
ip link add veth1 netns ${nsrouter} type veth peer name eth0 netns ${ns2}
ip -net ${nsrouter} link set lo up
ip -net ${nsrouter} link set veth0 up
ip -net ${nsrouter} addr add 10.0.1.1/24 dev veth0
ip -net ${nsrouter} addr add dead:1::1/64 dev veth0
ip -net ${nsrouter} addr add dead:1::1/64 dev veth0 nodad
ip -net ${nsrouter} link set veth1 up
ip -net ${nsrouter} addr add 10.0.2.1/24 dev veth1
ip -net ${nsrouter} addr add dead:2::1/64 dev veth1
ip -net ${nsrouter} addr add dead:2::1/64 dev veth1 nodad
ip -net ${ns1} link set lo up
ip -net ${ns1} link set eth0 up
ip -net ${ns2} link set lo up
ip -net ${ns2} link set eth0 up
ip -net ${ns1} addr add 10.0.1.99/24 dev eth0
ip -net ${ns1} addr add dead:1::99/64 dev eth0
ip -net ${ns1} addr add dead:1::99/64 dev eth0 nodad
ip -net ${ns1} route add default via 10.0.1.1
ip -net ${ns1} route add default via dead:1::1
ip -net ${ns2} addr add 10.0.2.99/24 dev eth0
ip -net ${ns2} addr add dead:2::99/64 dev eth0
ip -net ${ns2} addr add dead:2::99/64 dev eth0 nodad
ip -net ${ns2} route add default via 10.0.2.1
ip -net ${ns2} route add default via dead:2::1
@ -166,17 +140,13 @@ test_ping() {
local daddr4=$1
local daddr6=$2
ip netns exec ${ns1} ping -c 1 -q $daddr4 > /dev/null
ret=$?
if [ $ret -ne 0 ];then
if ! ip netns exec "$ns1" ping -c 1 -q "$daddr4" > /dev/null; then
check_drops
echo "FAIL: ${ns1} cannot reach $daddr4, ret $ret" 1>&2
return 1
fi
ip netns exec ${ns1} ping -c 3 -q $daddr6 > /dev/null
ret=$?
if [ $ret -ne 0 ];then
if ! ip netns exec "$ns1" ping -c 1 -q "$daddr6" > /dev/null; then
check_drops
echo "FAIL: ${ns1} cannot reach $daddr6, ret $ret" 1>&2
return 1
@ -191,8 +161,6 @@ ip netns exec ${nsrouter} sysctl net.ipv4.conf.veth1.forwarding=1 > /dev/null
ip netns exec ${nsrouter} sysctl net.ipv4.conf.all.rp_filter=0 > /dev/null
ip netns exec ${nsrouter} sysctl net.ipv4.conf.veth0.rp_filter=0 > /dev/null
sleep 3
test_ping 10.0.2.1 dead:2::1 || exit 1
check_drops || exit 1
@ -210,12 +178,12 @@ ip -net ${ns1} addr del 10.0.1.99/24 dev eth0
ip -net ${ns1} addr del dead:1::99/64 dev eth0
ip -net ${ns1} addr add 10.0.2.99/24 dev eth0
ip -net ${ns1} addr add dead:2::99/64 dev eth0
ip -net "$ns1" addr add dead:2::99/64 dev eth0 nodad
ip -net ${ns1} route add default via 10.0.2.1
ip -net ${ns1} -6 route add default via dead:2::1
ip -net ${nsrouter} addr add dead:2::1/64 dev veth0
ip -net "$nsrouter" addr add dead:2::1/64 dev veth0 nodad
# switch to ruleset that doesn't log, this time
# its expected that this does drop the packets.
@ -227,11 +195,10 @@ load_ruleset_count ${nsrouter}
check_fib_counter 0 ${nsrouter} 1.1.1.1 || exit 1
check_fib_counter 0 ${nsrouter} 1c3::c01d || exit 1
ip netns exec ${ns1} ping -c 1 -W 1 -q 1.1.1.1 > /dev/null
ip netns exec "$ns1" ping -W 0.5 -c 1 -q 1.1.1.1 > /dev/null
check_fib_counter 1 ${nsrouter} 1.1.1.1 || exit 1
sleep 2
ip netns exec ${ns1} ping -c 3 -q 1c3::c01d > /dev/null
ip netns exec "$ns1" ping -W 0.5 -i 0.1 -c 3 -q 1c3::c01d > /dev/null
check_fib_counter 3 ${nsrouter} 1c3::c01d || exit 1
# delete all rules
@ -240,7 +207,7 @@ ip netns exec ${ns2} nft flush ruleset
ip netns exec ${nsrouter} nft flush ruleset
ip -net ${ns1} addr add 10.0.1.99/24 dev eth0
ip -net ${ns1} addr add dead:1::99/64 dev eth0
ip -net "$ns1" addr add dead:1::99/64 dev eth0 nodad
ip -net ${ns1} addr del 10.0.2.99/24 dev eth0
ip -net ${ns1} addr del dead:2::99/64 dev eth0