@@ -9,7 +9,7 @@ ret=0
ksft_skip=4
# all tests in this script. Can be overridden with -t option
-TESTS="unregister down carrier nexthop suppress ipv6_notify ipv4_notify ipv6_rt ipv4_rt ipv6_addr_metric ipv4_addr_metric ipv6_route_metrics ipv4_route_metrics ipv4_route_v6_gw rp_filter ipv4_del_addr ipv4_mangle ipv6_mangle ipv4_bcast_neigh"
+TESTS="unregister down carrier nexthop suppress ipv6_notify ipv4_notify ipv6_rt ipv4_rt ipv6_addr_metric ipv4_addr_metric ipv6_route_metrics ipv4_route_metrics ipv4_route_v6_gw rp_filter ipv4_del_addr ipv4_mangle ipv6_mangle ipv4_bcast_neigh fib6_gc_test"
VERBOSE=0
PAUSE_ON_FAIL=no
@@ -747,6 +747,49 @@ fib_notify_test()
cleanup &> /dev/null
}
+fib6_gc_test()
+{
+ setup
+
+ echo
+ echo "Fib6 garbage collection test"
+ set -e
+
+ # Check expiration of routes every 3 seconds (GC)
+ $NS_EXEC sysctl -wq net.ipv6.route.gc_interval=3
+
+ $IP link add dummy_10 type dummy
+ $IP link set dev dummy_10 up
+ $IP -6 address add 2001:10::1/64 dev dummy_10
+
+ for i in 0 1 2 3 4 5 6 7 8 9; do
+ # Expire route after 2 seconds
+ $IP -6 route add 2001:20::1$i \
+ via 2001:10::2 dev dummy_10 expires 2
+ done
+ N_EXP=$($IP -6 route list |grep expires|wc -l)
+ if [ $N_EXP -ne 10 ]; then
+ echo "FAIL: expected 10 routes with expires, got $N_EXP"
+ ret=1
+ else
+ sleep 4
+ N_EXP_s20=$($IP -6 route list |grep expires|wc -l)
+
+ if [ $N_EXP_s20 -ne 0 ]; then
+ echo "FAIL: expected 0 routes with expires, got $N_EXP_s20"
+ ret=1
+ else
+ ret=0
+ fi
+ fi
+
+ set +e
+
+ log_test $ret 0 "ipv6 route garbage collection"
+
+ cleanup &> /dev/null
+}
+
fib_suppress_test()
{
echo
@@ -2217,6 +2260,7 @@ do
ipv4_mangle) ipv4_mangle_test;;
ipv6_mangle) ipv6_mangle_test;;
ipv4_bcast_neigh) ipv4_bcast_neigh_test;;
+ fib6_gc_test|ipv6_gc) fib6_gc_test;;
help) echo "Test names: $TESTS"; exit 0;;
esac
Add 10 IPv6 routes with expiration time. Wait for a few seconds to make sure they are removed correctly. Signed-off-by: Kui-Feng Lee <kuifeng@meta.com> --- tools/testing/selftests/net/fib_tests.sh | 46 +++++++++++++++++++++++- 1 file changed, 45 insertions(+), 1 deletion(-)