netdev - [PATCH net-next 09/10] selftests: forwarding: Test mirror-to-gre w/ UL VLAN

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Date:   Thu, 24 May 2018 16:28:01 +0200
From:   Petr Machata <petrm@...lanox.com>
To:     netdev@...r.kernel.org, linux-kselftest@...r.kernel.org
Cc:     davem@...emloft.net, shuah@...nel.org, idosch@...lanox.com,
        jiri@...lanox.com
Subject: [PATCH net-next 09/10] selftests: forwarding: Test mirror-to-gre w/
 UL VLAN

Test for "tc action mirred egress mirror" that mirrors to a gretap
netdevice whose underlay route points at a vlan device.

Signed-off-by: Petr Machata <petrm@...lanox.com>
---
 .../selftests/net/forwarding/mirror_gre_vlan.sh    | 92 ++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100755 tools/testing/selftests/net/forwarding/mirror_gre_vlan.sh

diff --git a/tools/testing/selftests/net/forwarding/mirror_gre_vlan.sh b/tools/testing/selftests/net/forwarding/mirror_gre_vlan.sh
new file mode 100755
index 0000000..88cecdb
--- /dev/null
+++ b/tools/testing/selftests/net/forwarding/mirror_gre_vlan.sh
@@ -0,0 +1,92 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# This test uses standard topology for testing gretap. See
+# mirror_gre_topo_lib.sh for more details.
+#
+# Test for "tc action mirred egress mirror" that mirrors to a gretap netdevice
+# whose underlay route points at a vlan device.
+
+ALL_TESTS="
+	test_gretap
+"
+
+NUM_NETIFS=6
+source lib.sh
+source mirror_lib.sh
+source mirror_gre_lib.sh
+source mirror_gre_topo_lib.sh
+
+setup_prepare()
+{
+	h1=${NETIFS[p1]}
+	swp1=${NETIFS[p2]}
+
+	swp2=${NETIFS[p3]}
+	h2=${NETIFS[p4]}
+
+	swp3=${NETIFS[p5]}
+	h3=${NETIFS[p6]}
+
+	vrf_prepare
+	mirror_gre_topo_create
+
+	ip link add name $swp3.555 link $swp3 type vlan id 555
+	ip address add dev $swp3.555 192.0.2.129/32
+	ip address add dev $swp3.555 2001:db8:2::1/128
+	ip link set dev $swp3.555 up
+
+	ip route add 192.0.2.130/32 dev $swp3.555
+	ip -6 route add 2001:db8:2::2/128 dev $swp3.555
+
+	ip link add name $h3.555 link $h3 type vlan id 555
+	ip link set dev $h3.555 master v$h3
+	ip address add dev $h3.555 192.0.2.130/28
+	ip address add dev $h3.555 2001:db8:2::2/64
+	ip link set dev $h3.555 up
+}
+
+cleanup()
+{
+	pre_cleanup
+
+	ip link del dev $h3.555
+	ip link del dev $swp3.555
+
+	mirror_gre_topo_destroy
+	vrf_cleanup
+}
+
+test_gretap()
+{
+	full_test_span_gre_dir gt4 ingress 8 0 "mirror to gretap"
+	full_test_span_gre_dir gt4 egress 0 8 "mirror to gretap"
+}
+
+test_all()
+{
+	slow_path_trap_install $swp1 ingress
+	slow_path_trap_install $swp1 egress
+
+	tests_run
+
+	slow_path_trap_uninstall $swp1 egress
+	slow_path_trap_uninstall $swp1 ingress
+}
+
+trap cleanup EXIT
+
+setup_prepare
+setup_wait
+
+tcflags="skip_hw"
+test_all
+
+if ! tc_offload_check; then
+	echo "WARN: Could not test offloaded functionality"
+else
+	tcflags="skip_sw"
+	test_all
+fi
+
+exit $EXIT_STATUS
-- 
2.4.11