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-rwxr-xr-xtools/testing/selftests/bpf/test_flow_dissector.sh14
1 files changed, 14 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/test_flow_dissector.sh b/tools/testing/selftests/bpf/test_flow_dissector.sh
index a8485ae103d1..174b72a64a4c 100755
--- a/tools/testing/selftests/bpf/test_flow_dissector.sh
+++ b/tools/testing/selftests/bpf/test_flow_dissector.sh
@@ -139,6 +139,20 @@ echo "Testing IPv4 + GRE..."
tc filter del dev lo ingress pref 1337
+echo "Testing port range..."
+# Drops all IP/UDP packets coming from port 8-10
+tc filter add dev lo parent ffff: protocol ip pref 1337 flower ip_proto \
+ udp src_port 8-10 action drop
+
+# Send 10 IPv4/UDP packets from port 7. Filter should not drop any.
+./test_flow_dissector -i 4 -f 7
+# Send 10 IPv4/UDP packets from port 9. Filter should drop all.
+./test_flow_dissector -i 4 -f 9 -F
+# Send 10 IPv4/UDP packets from port 11. Filter should not drop any.
+./test_flow_dissector -i 4 -f 11
+
+tc filter del dev lo ingress pref 1337
+
echo "Testing IPv6..."
# Drops all IPv6/UDP packets coming from port 9
tc filter add dev lo parent ffff: protocol ipv6 pref 1337 flower ip_proto \