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-rwxr-xr-xtools/testing/selftests/bpf/test_xdp_redirect_multi.sh62
1 files changed, 32 insertions, 30 deletions
diff --git a/tools/testing/selftests/bpf/test_xdp_redirect_multi.sh b/tools/testing/selftests/bpf/test_xdp_redirect_multi.sh
index 05f872740999..4c3c3fdd2d73 100755
--- a/tools/testing/selftests/bpf/test_xdp_redirect_multi.sh
+++ b/tools/testing/selftests/bpf/test_xdp_redirect_multi.sh
@@ -32,6 +32,11 @@ DRV_MODE="xdpgeneric xdpdrv xdpegress"
PASS=0
FAIL=0
LOG_DIR=$(mktemp -d)
+declare -a NS
+NS[0]="ns0-$(mktemp -u XXXXXX)"
+NS[1]="ns1-$(mktemp -u XXXXXX)"
+NS[2]="ns2-$(mktemp -u XXXXXX)"
+NS[3]="ns3-$(mktemp -u XXXXXX)"
test_pass()
{
@@ -47,11 +52,9 @@ test_fail()
clean_up()
{
- for i in $(seq $NUM); do
- ip link del veth$i 2> /dev/null
- ip netns del ns$i 2> /dev/null
+ for i in $(seq 0 $NUM); do
+ ip netns del ${NS[$i]} 2> /dev/null
done
- ip netns del ns0 2> /dev/null
}
# Kselftest framework requirement - SKIP code is 4.
@@ -79,23 +82,22 @@ setup_ns()
mode="xdpdrv"
fi
- ip netns add ns0
+ ip netns add ${NS[0]}
for i in $(seq $NUM); do
- ip netns add ns$i
- ip -n ns$i link add veth0 index 2 type veth \
- peer name veth$i netns ns0 index $((1 + $i))
- ip -n ns0 link set veth$i up
- ip -n ns$i link set veth0 up
-
- ip -n ns$i addr add 192.0.2.$i/24 dev veth0
- ip -n ns$i addr add 2001:db8::$i/64 dev veth0
+ ip netns add ${NS[$i]}
+ ip -n ${NS[$i]} link add veth0 type veth peer name veth$i netns ${NS[0]}
+ ip -n ${NS[$i]} link set veth0 up
+ ip -n ${NS[0]} link set veth$i up
+
+ ip -n ${NS[$i]} addr add 192.0.2.$i/24 dev veth0
+ ip -n ${NS[$i]} addr add 2001:db8::$i/64 dev veth0
# Add a neigh entry for IPv4 ping test
- ip -n ns$i neigh add 192.0.2.253 lladdr 00:00:00:00:00:01 dev veth0
- ip -n ns$i link set veth0 $mode obj \
- xdp_dummy.o sec xdp &> /dev/null || \
+ ip -n ${NS[$i]} neigh add 192.0.2.253 lladdr 00:00:00:00:00:01 dev veth0
+ ip -n ${NS[$i]} link set veth0 $mode obj \
+ xdp_dummy.bpf.o sec xdp &> /dev/null || \
{ test_fail "Unable to load dummy xdp" && exit 1; }
IFACES="$IFACES veth$i"
- veth_mac[$i]=$(ip -n ns0 link show veth$i | awk '/link\/ether/ {print $2}')
+ veth_mac[$i]=$(ip -n ${NS[0]} link show veth$i | awk '/link\/ether/ {print $2}')
done
}
@@ -104,10 +106,10 @@ do_egress_tests()
local mode=$1
# mac test
- ip netns exec ns2 tcpdump -e -i veth0 -nn -l -e &> ${LOG_DIR}/mac_ns1-2_${mode}.log &
- ip netns exec ns3 tcpdump -e -i veth0 -nn -l -e &> ${LOG_DIR}/mac_ns1-3_${mode}.log &
+ ip netns exec ${NS[2]} tcpdump -e -i veth0 -nn -l -e &> ${LOG_DIR}/mac_ns1-2_${mode}.log &
+ ip netns exec ${NS[3]} tcpdump -e -i veth0 -nn -l -e &> ${LOG_DIR}/mac_ns1-3_${mode}.log &
sleep 0.5
- ip netns exec ns1 ping 192.0.2.254 -i 0.1 -c 4 &> /dev/null
+ ip netns exec ${NS[1]} ping 192.0.2.254 -i 0.1 -c 4 &> /dev/null
sleep 0.5
pkill tcpdump
@@ -123,18 +125,18 @@ do_ping_tests()
local mode=$1
# ping6 test: echo request should be redirect back to itself, not others
- ip netns exec ns1 ip neigh add 2001:db8::2 dev veth0 lladdr 00:00:00:00:00:02
+ ip netns exec ${NS[1]} ip neigh add 2001:db8::2 dev veth0 lladdr 00:00:00:00:00:02
- ip netns exec ns1 tcpdump -i veth0 -nn -l -e &> ${LOG_DIR}/ns1-1_${mode}.log &
- ip netns exec ns2 tcpdump -i veth0 -nn -l -e &> ${LOG_DIR}/ns1-2_${mode}.log &
- ip netns exec ns3 tcpdump -i veth0 -nn -l -e &> ${LOG_DIR}/ns1-3_${mode}.log &
+ ip netns exec ${NS[1]} tcpdump -i veth0 -nn -l -e &> ${LOG_DIR}/ns1-1_${mode}.log &
+ ip netns exec ${NS[2]} tcpdump -i veth0 -nn -l -e &> ${LOG_DIR}/ns1-2_${mode}.log &
+ ip netns exec ${NS[3]} tcpdump -i veth0 -nn -l -e &> ${LOG_DIR}/ns1-3_${mode}.log &
sleep 0.5
# ARP test
- ip netns exec ns1 arping -q -c 2 -I veth0 192.0.2.254
+ ip netns exec ${NS[1]} arping -q -c 2 -I veth0 192.0.2.254
# IPv4 test
- ip netns exec ns1 ping 192.0.2.253 -i 0.1 -c 4 &> /dev/null
+ ip netns exec ${NS[1]} ping 192.0.2.253 -i 0.1 -c 4 &> /dev/null
# IPv6 test
- ip netns exec ns1 ping6 2001:db8::2 -i 0.1 -c 2 &> /dev/null
+ ip netns exec ${NS[1]} ping6 2001:db8::2 -i 0.1 -c 2 &> /dev/null
sleep 0.5
pkill tcpdump
@@ -180,7 +182,7 @@ do_tests()
xdpgeneric) drv_p="-S";;
esac
- ip netns exec ns0 ./xdp_redirect_multi $drv_p $IFACES &> ${LOG_DIR}/xdp_redirect_${mode}.log &
+ ip netns exec ${NS[0]} ./xdp_redirect_multi $drv_p $IFACES &> ${LOG_DIR}/xdp_redirect_${mode}.log &
xdp_pid=$!
sleep 1
if ! ps -p $xdp_pid > /dev/null; then
@@ -197,10 +199,10 @@ do_tests()
kill $xdp_pid
}
-trap clean_up EXIT
-
check_env
+trap clean_up EXIT
+
for mode in ${DRV_MODE}; do
setup_ns $mode
do_tests $mode