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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: 520fb77f-9c2a-46d9-ae49-08d67fa38c42 X-MS-Exchange-CrossTenant-originalarrivaltime: 21 Jan 2019 13:22:52.4549 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM6PR05MB5379 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Verify that ARP packets are correctly decapsulated by the ingress VTEP by removing the neighbours configured on both VLAN interfaces and running a ping test. Signed-off-by: Ido Schimmel Reviewed-by: Petr Machata --- .../net/forwarding/vxlan_asymmetric.sh | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/tools/testing/selftests/net/forwarding/vxlan_asymmetric.sh b/t= ools/testing/selftests/net/forwarding/vxlan_asymmetric.sh index 21828970ab89..909426c25585 100755 --- a/tools/testing/selftests/net/forwarding/vxlan_asymmetric.sh +++ b/tools/testing/selftests/net/forwarding/vxlan_asymmetric.sh @@ -93,6 +93,7 @@ =20 ALL_TESTS=3D" ping_ipv4 + arp_decap " NUM_NETIFS=3D6 source lib.sh @@ -465,6 +466,23 @@ ping_ipv4() ping_test $h2 10.1.1.102 ": local->remote vid 20->vid 10" } =20 +arp_decap() +{ + # Repeat the ping tests, but without populating the neighbours. This + # makes sure we correctly decapsulate ARP packets + log_info "deleting neighbours from vlan interfaces" + + ip neigh del 10.1.1.102 dev vlan10 + ip neigh del 10.1.2.102 dev vlan20 + + ping_ipv4 + + ip neigh replace 10.1.1.102 lladdr $(in_ns ns1 mac_get w2) nud noarp \ + dev vlan10 extern_learn + ip neigh replace 10.1.2.102 lladdr $(in_ns ns1 mac_get w4) nud noarp \ + dev vlan20 extern_learn +} + trap cleanup EXIT =20 setup_prepare --=20 2.20.1