cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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mirror_gre_bridge_1q.sh (4221B)

      1#!/bin/bash
      2# SPDX-License-Identifier: GPL-2.0
      3
      4# Test for "tc action mirred egress mirror" when the underlay route points at a
      5# bridge device with vlan filtering (802.1q).
      6#
      7# This test uses standard topology for testing mirror-to-gretap. See
      8# mirror_gre_topo_lib.sh for more details. The full topology is as follows:
      9#
     10#  +---------------------+                               +---------------------+
     11#  | H1                  |                               |                  H2 |
     12#  |     + $h1           |                               |           $h2 +     |
     13#  |     | 192.0.2.1/28  |                               |  192.0.2.2/28 |     |
     14#  +-----|---------------+                               +---------------|-----+
     15#        |                                                               |
     16#  +-----|---------------------------------------------------------------|-----+
     17#  | SW  o---> mirror                                                    |     |
     18#  | +---|---------------------------------------------------------------|---+ |
     19#  | |   + $swp1                  + br1 (802.1q bridge)            $swp2 +   | |
     20#  | |                              192.0.2.129/28                           | |
     21#  | |   + $swp3                    2001:db8:2::1/64                         | |
     22#  | |   | vid555                   vid555[pvid,untagged]                    | |
     23#  | +---|-------------------------------------------------------------------+ |
     24#  |     |                                          ^                      ^   |
     25#  |     |                     + gt6 (ip6gretap)    |   + gt4 (gretap)     |   |
     26#  |     |                     : loc=2001:db8:2::1  |   : loc=192.0.2.129  |   |
     27#  |     |                     : rem=2001:db8:2::2 -+   : rem=192.0.2.130 -+   |
     28#  |     |                     : ttl=100                : ttl=100              |
     29#  |     |                     : tos=inherit            : tos=inherit          |
     30#  +-----|---------------------:------------------------:----------------------+
     31#        |                     :                        :
     32#  +-----|---------------------:------------------------:----------------------+
     33#  | H3  + $h3                 + h3-gt6(ip6gretap)      + h3-gt4 (gretap)      |
     34#  |     |                       loc=2001:db8:2::2        loc=192.0.2.130      |
     35#  |     + $h3.555               rem=2001:db8:2::1        rem=192.0.2.129      |
     36#  |       192.0.2.130/28        ttl=100                  ttl=100              |
     37#  |       2001:db8:2::2/64      tos=inherit              tos=inherit          |
     38#  +---------------------------------------------------------------------------+
     39
     40ALL_TESTS="
     41	test_gretap
     42	test_ip6gretap
     43"
     44
     45NUM_NETIFS=6
     46source lib.sh
     47source mirror_lib.sh
     48source mirror_gre_lib.sh
     49source mirror_gre_topo_lib.sh
     50
     51setup_prepare()
     52{
     53	h1=${NETIFS[p1]}
     54	swp1=${NETIFS[p2]}
     55
     56	swp2=${NETIFS[p3]}
     57	h2=${NETIFS[p4]}
     58
     59	swp3=${NETIFS[p5]}
     60	h3=${NETIFS[p6]}
     61
     62	vrf_prepare
     63	mirror_gre_topo_create
     64	# Avoid changing br1's PVID while it is operational as a L3 interface.
     65	ip link set dev br1 down
     66
     67	ip link set dev $swp3 master br1
     68	bridge vlan add dev br1 vid 555 pvid untagged self
     69	ip link set dev br1 up
     70	ip address add dev br1 192.0.2.129/28
     71	ip address add dev br1 2001:db8:2::1/64
     72
     73	ip -4 route add 192.0.2.130/32 dev br1
     74	ip -6 route add 2001:db8:2::2/128 dev br1
     75
     76	vlan_create $h3 555 v$h3 192.0.2.130/28 2001:db8:2::2/64
     77	bridge vlan add dev $swp3 vid 555
     78}
     79
     80cleanup()
     81{
     82	pre_cleanup
     83
     84	ip link set dev $swp3 nomaster
     85	vlan_destroy $h3 555
     86
     87	mirror_gre_topo_destroy
     88	vrf_cleanup
     89}
     90
     91test_gretap()
     92{
     93	full_test_span_gre_dir gt4 ingress 8 0 "mirror to gretap"
     94	full_test_span_gre_dir gt4 egress 0 8 "mirror to gretap"
     95}
     96
     97test_ip6gretap()
     98{
     99	full_test_span_gre_dir gt6 ingress 8 0 "mirror to ip6gretap"
    100	full_test_span_gre_dir gt6 egress 0 8 "mirror to ip6gretap"
    101}
    102
    103tests()
    104{
    105	slow_path_trap_install $swp1 ingress
    106	slow_path_trap_install $swp1 egress
    107
    108	tests_run
    109
    110	slow_path_trap_uninstall $swp1 egress
    111	slow_path_trap_uninstall $swp1 ingress
    112}
    113
    114trap cleanup EXIT
    115
    116setup_prepare
    117setup_wait
    118
    119tcflags="skip_hw"
    120tests
    121
    122if ! tc_offload_check; then
    123	echo "WARN: Could not test offloaded functionality"
    124else
    125	tcflags="skip_sw"
    126	tests
    127fi
    128
    129exit $EXIT_STATUS