1 files changed, 107 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/test_xdp_features.sh b/tools/testing/selftests/bpf/test_xdp_features.sh
new file mode 100755
index 000000000000..0aa71c4455c0
--- /dev/null
+++ b/tools/testing/selftests/bpf/test_xdp_features.sh
@@ -0,0 +1,107 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+readonly NS="ns1-$(mktemp -u XXXXXX)"
+readonly V0_IP4=10.10.0.11
+readonly V1_IP4=10.10.0.1
+readonly V0_IP6=2001:db8::11
+readonly V1_IP6=2001:db8::1
+
+ret=1
+
+setup() {
+	{
+		ip netns add ${NS}
+
+		ip link add v1 type veth peer name v0 netns ${NS}
+
+		ip link set v1 up
+		ip addr add $V1_IP4/24 dev v1
+		ip addr add $V1_IP6/64 nodad dev v1
+		ip -n ${NS} link set dev v0 up
+		ip -n ${NS} addr add $V0_IP4/24 dev v0
+		ip -n ${NS} addr add $V0_IP6/64 nodad dev v0
+
+		# Enable XDP mode and disable checksum offload
+		ethtool -K v1 gro on
+		ethtool -K v1 tx-checksumming off
+		ip netns exec ${NS} ethtool -K v0 gro on
+		ip netns exec ${NS} ethtool -K v0 tx-checksumming off
+	} > /dev/null 2>&1
+}
+
+cleanup() {
+	ip link del v1 2> /dev/null
+	ip netns del ${NS} 2> /dev/null
+	[ "$(pidof xdp_features)" = "" ] || kill $(pidof xdp_features) 2> /dev/null
+}
+
+wait_for_dut_server() {
+	while sleep 1; do
+		ss -tlp | grep -q xdp_features
+		[ $? -eq 0 ] && break
+	done
+}
+
+test_xdp_features() {
+	setup
+
+	## XDP_PASS
+	./xdp_features -f XDP_PASS -D $V1_IP6 -T $V0_IP6 v1 &
+	wait_for_dut_server
+	ip netns exec ${NS} ./xdp_features -t -f XDP_PASS \
+					   -D $V1_IP6 -C $V1_IP6 \
+					   -T $V0_IP6 v0
+	[ $? -ne 0 ] && exit
+
+	## XDP_DROP
+	./xdp_features -f XDP_DROP -D ::ffff:$V1_IP4 -T ::ffff:$V0_IP4 v1 &
+	wait_for_dut_server
+	ip netns exec ${NS} ./xdp_features -t -f XDP_DROP \
+					   -D ::ffff:$V1_IP4 \
+					   -C ::ffff:$V1_IP4 \
+					   -T ::ffff:$V0_IP4 v0
+	[ $? -ne 0 ] && exit
+
+	## XDP_ABORTED
+	./xdp_features -f XDP_ABORTED -D $V1_IP6 -T $V0_IP6 v1 &
+	wait_for_dut_server
+	ip netns exec ${NS} ./xdp_features -t -f XDP_ABORTED \
+					   -D $V1_IP6 -C $V1_IP6 \
+					   -T $V0_IP6 v0
+	[ $? -ne 0 ] && exit
+
+	## XDP_TX
+	./xdp_features -f XDP_TX -D ::ffff:$V1_IP4 -T ::ffff:$V0_IP4 v1 &
+	wait_for_dut_server
+	ip netns exec ${NS} ./xdp_features -t -f XDP_TX \
+					   -D ::ffff:$V1_IP4 \
+					   -C ::ffff:$V1_IP4 \
+					   -T ::ffff:$V0_IP4 v0
+	[ $? -ne 0 ] && exit
+
+	## XDP_REDIRECT
+	./xdp_features -f XDP_REDIRECT -D $V1_IP6 -T $V0_IP6 v1 &
+	wait_for_dut_server
+	ip netns exec ${NS} ./xdp_features -t -f XDP_REDIRECT \
+					   -D $V1_IP6 -C $V1_IP6 \
+					   -T $V0_IP6 v0
+	[ $? -ne 0 ] && exit
+
+	## XDP_NDO_XMIT
+	./xdp_features -f XDP_NDO_XMIT -D ::ffff:$V1_IP4 -T ::ffff:$V0_IP4 v1 &
+	wait_for_dut_server
+	ip netns exec ${NS} ./xdp_features -t -f XDP_NDO_XMIT \
+					   -D ::ffff:$V1_IP4 \
+					   -C ::ffff:$V1_IP4 \
+					   -T ::ffff:$V0_IP4 v0
+	ret=$?
+	cleanup
+}
+
+set -e
+trap cleanup 2 3 6 9
+
+test_xdp_features
+
+exit $ret