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|
#!/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" when the underlay route points at a
# vlan device on top of a bridge device with vlan filtering (802.1q).
ALL_TESTS="
test_gretap
test_ip6gretap
test_gretap_forbidden
test_ip6gretap_forbidden
"
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
vlan_create br1 555 "" 192.0.2.129/32 2001:db8:2::1/128
bridge vlan add dev br1 vid 555 self
ip route rep 192.0.2.130/32 dev br1.555
ip -6 route rep 2001:db8:2::2/128 dev br1.555
vlan_create $h3 555 v$h3 192.0.2.130/28 2001:db8:2::2/64
ip link set dev $swp3 master br1
bridge vlan add dev $swp3 vid 555
}
cleanup()
{
pre_cleanup
ip link set dev $swp3 nomaster
vlan_destroy $h3 555
vlan_destroy br1 555
mirror_gre_topo_destroy
vrf_cleanup
}
test_vlan_match()
{
local tundev=$1; shift
local vlan_match=$1; shift
local what=$1; shift
full_test_span_gre_dir_vlan $tundev ingress "$vlan_match" 8 0 "$what"
full_test_span_gre_dir_vlan $tundev egress "$vlan_match" 0 8 "$what"
}
test_gretap()
{
test_vlan_match gt4 'vlan_id 555 vlan_ethtype ip' "mirror to gretap"
}
test_ip6gretap()
{
test_vlan_match gt6 'vlan_id 555 vlan_ethtype ipv6' "mirror to ip6gretap"
}
test_span_gre_forbidden()
{
local tundev=$1; shift
local what=$1; shift
RET=0
# Run the pass-test first, to prime neighbor table.
mirror_install $swp1 ingress $tundev "matchall $tcflags"
quick_test_span_gre_dir $tundev ingress
# Now forbid the VLAN at the bridge and see it fail.
bridge vlan del dev br1 vid 555 self
sleep 1
fail_test_span_gre_dir $tundev ingress
bridge vlan add dev br1 vid 555 self
sleep 1
quick_test_span_gre_dir $tundev ingress
mirror_uninstall $swp1 ingress
log_test "$what: vlan forbidden at a bridge ($tcflags)"
}
test_gretap_forbidden()
{
test_span_gre_forbidden gt4 "mirror to gretap"
}
test_ip6gretap_forbidden()
{
test_span_gre_forbidden gt6 "mirror to ip6gretap"
}
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
|
