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selftests: forwarding: Test removal of underlay route

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When underlay route is removed, the mirrored traffic should not be
forwarded.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Petr Machata 2018-05-23 18:35:01 +02:00 committed by David S. Miller
parent 6b45432d78
commit 77a8df3810
1 changed files with 30 additions and 0 deletions
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30
tools/testing/selftests/net/forwarding/mirror_gre_changes.sh
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@ -13,6 +13,7 @@ ALL_TESTS="
test_egress_up
test_remote_ip
test_tun_del
test_route_del
"
NUM_NETIFS=6
@ -189,6 +190,29 @@ test_span_gre_tun_del()
log_test "$what: tunnel deleted ($tcflags)"
}
test_span_gre_route_del()
{
local tundev=$1; shift
local edev=$1; shift
local route=$1; shift
local what=$1; shift
RET=0
mirror_install $swp1 ingress $tundev "matchall $tcflags"
quick_test_span_gre_dir $tundev ingress
ip route del $route dev $edev
fail_test_span_gre_dir $tundev ingress
ip route add $route dev $edev
quick_test_span_gre_dir $tundev ingress
mirror_uninstall $swp1 ingress
log_test "$what: underlay route removal ($tcflags)"
}
test_ttl()
{
test_span_gre_ttl gt4 gretap ip "mirror to gretap"
@ -221,6 +245,12 @@ test_tun_del()
2001:db8:2::1 2001:db8:2::2 "mirror to ip6gretap"
}
test_route_del()
{
test_span_gre_route_del gt4 $swp3 192.0.2.128/28 "mirror to gretap"
test_span_gre_route_del gt6 $swp3 2001:db8:2::/64 "mirror to ip6gretap"
}
test_all()
{
slow_path_trap_install $swp1 ingress