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authorPetr Machata <petrm@mellanox.com>2018-05-23 18:34:56 +0200
committerDavid S. Miller <davem@davemloft.net>2018-05-24 22:14:36 -0400
commit6b45432d7876edab0873baa4e729d6f057469628 (patch)
tree83c002ed81dfea38766d4fc8209f3e0ac4022a0b /tools
parentd624613e422d9bda9e4f066281b1f178ed51f0b1 (diff)
downloadlinux-6b45432d7876edab0873baa4e729d6f057469628.tar.bz2
selftests: forwarding: Test mirroring to deleted device
Tests that the mirroring code catches up with deletion of a mirrored-to device. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools')
-rwxr-xr-xtools/testing/selftests/net/forwarding/mirror_gre_changes.sh38
1 files changed, 38 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/forwarding/mirror_gre_changes.sh b/tools/testing/selftests/net/forwarding/mirror_gre_changes.sh
index 50ab3462af0c..a35fd55ff802 100755
--- a/tools/testing/selftests/net/forwarding/mirror_gre_changes.sh
+++ b/tools/testing/selftests/net/forwarding/mirror_gre_changes.sh
@@ -12,6 +12,7 @@ ALL_TESTS="
test_tun_up
test_egress_up
test_remote_ip
+ test_tun_del
"
NUM_NETIFS=6
@@ -159,6 +160,35 @@ test_span_gre_remote_ip()
log_test "$what: remote address change ($tcflags)"
}
+test_span_gre_tun_del()
+{
+ local tundev=$1; shift
+ local type=$1; shift
+ local flags=$1; shift
+ local local_ip=$1; shift
+ local remote_ip=$1; shift
+ local what=$1; shift
+
+ RET=0
+
+ mirror_install $swp1 ingress $tundev "matchall $tcflags"
+ quick_test_span_gre_dir $tundev ingress
+ ip link del dev $tundev
+ fail_test_span_gre_dir $tundev ingress
+
+ tunnel_create $tundev $type $local_ip $remote_ip \
+ ttl 100 tos inherit $flags
+
+ # Recreating the tunnel doesn't reestablish mirroring, so reinstall it
+ # and verify it works for the follow-up tests.
+ mirror_uninstall $swp1 ingress
+ mirror_install $swp1 ingress $tundev "matchall $tcflags"
+ quick_test_span_gre_dir $tundev ingress
+ mirror_uninstall $swp1 ingress
+
+ log_test "$what: tunnel deleted ($tcflags)"
+}
+
test_ttl()
{
test_span_gre_ttl gt4 gretap ip "mirror to gretap"
@@ -183,6 +213,14 @@ test_remote_ip()
test_span_gre_remote_ip gt6 ip6gretap 2001:db8:2::2 2001:db8:2::4 "mirror to ip6gretap"
}
+test_tun_del()
+{
+ test_span_gre_tun_del gt4 gretap "" \
+ 192.0.2.129 192.0.2.130 "mirror to gretap"
+ test_span_gre_tun_del gt6 ip6gretap allow-localremote \
+ 2001:db8:2::1 2001:db8:2::2 "mirror to ip6gretap"
+}
+
test_all()
{
slow_path_trap_install $swp1 ingress