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-rwxr-xr-xtools/testing/selftests/net/fib_tests.sh35
1 files changed, 34 insertions, 1 deletions
diff --git a/tools/testing/selftests/net/fib_tests.sh b/tools/testing/selftests/net/fib_tests.sh
index 9457aaeae092..4465fc2dae14 100755
--- a/tools/testing/selftests/net/fib_tests.sh
+++ b/tools/testing/selftests/net/fib_tests.sh
@@ -9,12 +9,13 @@ ret=0
ksft_skip=4
# all tests in this script. Can be overridden with -t option
-TESTS="unregister down carrier nexthop ipv6_rt ipv4_rt ipv6_addr_metric ipv4_addr_metric ipv6_route_metrics ipv4_route_metrics ipv4_route_v6_gw"
+TESTS="unregister down carrier nexthop ipv6_rt ipv4_rt ipv6_addr_metric ipv4_addr_metric ipv6_route_metrics ipv4_route_metrics ipv4_route_v6_gw rp_filter"
VERBOSE=0
PAUSE_ON_FAIL=no
PAUSE=no
IP="ip -netns ns1"
+NS_EXEC="ip netns exec ns1"
log_test()
{
@@ -433,6 +434,37 @@ fib_carrier_test()
fib_carrier_unicast_test
}
+fib_rp_filter_test()
+{
+ echo
+ echo "IPv4 rp_filter tests"
+
+ setup
+
+ set -e
+ $IP link set dev lo address 52:54:00:6a:c7:5e
+ $IP link set dummy0 address 52:54:00:6a:c7:5e
+ $IP link add dummy1 type dummy
+ $IP link set dummy1 address 52:54:00:6a:c7:5e
+ $IP link set dev dummy1 up
+ $NS_EXEC sysctl -qw net.ipv4.conf.all.rp_filter=1
+ $NS_EXEC sysctl -qw net.ipv4.conf.all.accept_local=1
+ $NS_EXEC sysctl -qw net.ipv4.conf.all.route_localnet=1
+
+ $NS_EXEC tc qd add dev dummy1 parent root handle 1: fq_codel
+ $NS_EXEC tc filter add dev dummy1 parent 1: protocol arp basic action mirred egress redirect dev lo
+ $NS_EXEC tc filter add dev dummy1 parent 1: protocol ip basic action mirred egress redirect dev lo
+ set +e
+
+ run_cmd "ip netns exec ns1 ping -I dummy1 -w1 -c1 198.51.100.1"
+ log_test $? 0 "rp_filter passes local packets"
+
+ run_cmd "ip netns exec ns1 ping -I dummy1 -w1 -c1 127.0.0.1"
+ log_test $? 0 "rp_filter passes loopback packets"
+
+ cleanup
+}
+
################################################################################
# Tests on nexthop spec
@@ -1557,6 +1589,7 @@ do
fib_unreg_test|unregister) fib_unreg_test;;
fib_down_test|down) fib_down_test;;
fib_carrier_test|carrier) fib_carrier_test;;
+ fib_rp_filter_test|rp_filter) fib_rp_filter_test;;
fib_nexthop_test|nexthop) fib_nexthop_test;;
ipv6_route_test|ipv6_rt) ipv6_route_test;;
ipv4_route_test|ipv4_rt) ipv4_route_test;;
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