* [PATCH net-next 1/8] mlxsw: spectrum_flower: Make vlan_id limitation more specific
2021-12-21 14:49 [PATCH net-next 0/8] Add tests for VxLAN with IPv6 underlay Amit Cohen
@ 2021-12-21 14:49 ` Amit Cohen
2021-12-21 14:49 ` [PATCH net-next 2/8] selftests: lib.sh: Add PING_COUNT to allow sending configurable amount of packets Amit Cohen
` (7 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: Amit Cohen @ 2021-12-21 14:49 UTC (permalink / raw)
To: netdev; +Cc: davem, kuba, mlxsw, idosch, Amit Cohen, Petr Machata
Spectrum ASICs do not support matching of VLAN ID at egress.
Currently, mlxsw driver forbids matching of all VLAN related fields at
egress, which is too strict check.
For example, the following filter is not supported by the driver:
$ tc filter add dev swpX egress protocol 802.1q pref 1 handle 101 flower
vlan_ethtype ipv4 src_ip .. dst_ip .. skip_sw action pass
Error: mlxsw_spectrum: vlan_id key is not supported on egress.
We have an error talking to the kernel
The filter above does not match on VLAN ID, but is bounced anyway.
Make the check more specific, forbid only matching of 'vlan_id' at egress.
Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
---
drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
index 186c556f0de1..bb417db773b9 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
@@ -508,7 +508,8 @@ static int mlxsw_sp_flower_parse(struct mlxsw_sp *mlxsw_sp,
struct flow_match_vlan match;
flow_rule_match_vlan(rule, &match);
- if (mlxsw_sp_flow_block_is_egress_bound(block)) {
+ if (mlxsw_sp_flow_block_is_egress_bound(block) &&
+ match.mask->vlan_id) {
NL_SET_ERR_MSG_MOD(f->common.extack, "vlan_id key is not supported on egress");
return -EOPNOTSUPP;
}
--
2.31.1
^ permalink raw reply related [flat|nested] 10+ messages in thread* [PATCH net-next 2/8] selftests: lib.sh: Add PING_COUNT to allow sending configurable amount of packets
2021-12-21 14:49 [PATCH net-next 0/8] Add tests for VxLAN with IPv6 underlay Amit Cohen
2021-12-21 14:49 ` [PATCH net-next 1/8] mlxsw: spectrum_flower: Make vlan_id limitation more specific Amit Cohen
@ 2021-12-21 14:49 ` Amit Cohen
2021-12-21 14:49 ` [PATCH net-next 3/8] selftests: forwarding: Add VxLAN tests with a VLAN-unaware bridge for IPv6 Amit Cohen
` (6 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: Amit Cohen @ 2021-12-21 14:49 UTC (permalink / raw)
To: netdev; +Cc: davem, kuba, mlxsw, idosch, Amit Cohen, Petr Machata
Currently `ping_do()` and `ping6_do()` send 10 packets.
There are cases that it is not possible to catch only the interesting
packets using tc rule, so then, it is possible to send many packets and
verify that at least this amount of packets hit the rule.
Add `PING_COUNT` variable, which is set to 10 by default, to allow tests
sending more than 10 packets using the existing ping API.
Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
---
tools/testing/selftests/net/forwarding/lib.sh | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh
index dfd827b7a9f9..7da783d6f453 100644
--- a/tools/testing/selftests/net/forwarding/lib.sh
+++ b/tools/testing/selftests/net/forwarding/lib.sh
@@ -20,6 +20,7 @@ NETIF_TYPE=${NETIF_TYPE:=veth}
NETIF_CREATE=${NETIF_CREATE:=yes}
MCD=${MCD:=smcrouted}
MC_CLI=${MC_CLI:=smcroutectl}
+PING_COUNT=${PING_COUNT:=10}
PING_TIMEOUT=${PING_TIMEOUT:=5}
WAIT_TIMEOUT=${WAIT_TIMEOUT:=20}
INTERFACE_TIMEOUT=${INTERFACE_TIMEOUT:=600}
@@ -1111,7 +1112,8 @@ ping_do()
vrf_name=$(master_name_get $if_name)
ip vrf exec $vrf_name \
- $PING $args $dip -c 10 -i 0.1 -w $PING_TIMEOUT &> /dev/null
+ $PING $args $dip -c $PING_COUNT -i 0.1 \
+ -w $PING_TIMEOUT &> /dev/null
}
ping_test()
@@ -1132,7 +1134,8 @@ ping6_do()
vrf_name=$(master_name_get $if_name)
ip vrf exec $vrf_name \
- $PING6 $args $dip -c 10 -i 0.1 -w $PING_TIMEOUT &> /dev/null
+ $PING6 $args $dip -c $PING_COUNT -i 0.1 \
+ -w $PING_TIMEOUT &> /dev/null
}
ping6_test()
--
2.31.1
^ permalink raw reply related [flat|nested] 10+ messages in thread* [PATCH net-next 3/8] selftests: forwarding: Add VxLAN tests with a VLAN-unaware bridge for IPv6
2021-12-21 14:49 [PATCH net-next 0/8] Add tests for VxLAN with IPv6 underlay Amit Cohen
2021-12-21 14:49 ` [PATCH net-next 1/8] mlxsw: spectrum_flower: Make vlan_id limitation more specific Amit Cohen
2021-12-21 14:49 ` [PATCH net-next 2/8] selftests: lib.sh: Add PING_COUNT to allow sending configurable amount of packets Amit Cohen
@ 2021-12-21 14:49 ` Amit Cohen
2021-12-21 14:49 ` [PATCH net-next 4/8] selftests: forwarding: Add VxLAN tests with a VLAN-aware " Amit Cohen
` (5 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: Amit Cohen @ 2021-12-21 14:49 UTC (permalink / raw)
To: netdev; +Cc: davem, kuba, mlxsw, idosch, Amit Cohen, Petr Machata
Add tests similar to vxlan_bridge_1d.sh and vxlan_bridge_1d_port_8472.sh.
The tests set up a topology with three VxLAN endpoints: one
"local", possibly offloaded, and two "remote", formed using veth pairs
and likely purely software bridges. The "local" endpoint is connected to
host systems by a VLAN-unaware bridge.
Since VxLAN tunnels must be unique per namespace, each of the "remote"
endpoints is in its own namespace. H3 forms the bridge between the three
domains.
Send IPv4 packets and IPv6 packets with IPv6 underlay.
Use `TC_FLAG`, which is defined in `forwarding.config` file, for TC
checks. `TC_FLAG` allows testing that on HW datapath, the traffic
actually goes through HW.
Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
---
.../net/forwarding/vxlan_bridge_1d_ipv6.sh | 804 ++++++++++++++++++
.../vxlan_bridge_1d_port_8472_ipv6.sh | 11 +
2 files changed, 815 insertions(+)
create mode 100755 tools/testing/selftests/net/forwarding/vxlan_bridge_1d_ipv6.sh
create mode 100755 tools/testing/selftests/net/forwarding/vxlan_bridge_1d_port_8472_ipv6.sh
diff --git a/tools/testing/selftests/net/forwarding/vxlan_bridge_1d_ipv6.sh b/tools/testing/selftests/net/forwarding/vxlan_bridge_1d_ipv6.sh
new file mode 100755
index 000000000000..ac97f07e5ce8
--- /dev/null
+++ b/tools/testing/selftests/net/forwarding/vxlan_bridge_1d_ipv6.sh
@@ -0,0 +1,804 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# +-----------------------+ +------------------------+
+# | H1 (vrf) | | H2 (vrf) |
+# | + $h1 | | + $h2 |
+# | | 192.0.2.1/28 | | | 192.0.2.2/28 |
+# | | 2001:db8:1::1/64 | | | 2001:db8:1::2/64 |
+# +----|------------------+ +----|-------------------+
+# | |
+# +----|--------------------------------------------------|-------------------+
+# | SW | | |
+# | +--|--------------------------------------------------|-----------------+ |
+# | | + $swp1 BR1 (802.1d) + $swp2 | |
+# | | | |
+# | | + vx1 (vxlan) | |
+# | | local 2001:db8:3::1 | |
+# | | remote 2001:db8:4::1 2001:db8:5::1 | |
+# | | id 1000 dstport $VXPORT | |
+# | +-----------------------------------------------------------------------+ |
+# | |
+# | 2001:db8:4::0/64 via 2001:db8:3::2 |
+# | 2001:db8:5::0/64 via 2001:db8:3::2 |
+# | |
+# | + $rp1 |
+# | | 2001:db8:3::1/64 |
+# +----|----------------------------------------------------------------------+
+# |
+# +----|----------------------------------------------------------+
+# | | VRP2 (vrf) |
+# | + $rp2 |
+# | 2001:db8:3::2/64 |
+# | | (maybe) HW
+# =============================================================================
+# | | (likely) SW
+# | + v1 (veth) + v3 (veth) |
+# | | 2001:db8:4::2/64 | 2001:db8:5::2/64 |
+# +----|---------------------------------------|------------------+
+# | |
+# +----|--------------------------------+ +----|-------------------------------+
+# | + v2 (veth) NS1 (netns) | | + v4 (veth) NS2 (netns) |
+# | 2001:db8:4::1/64 | | 2001:db8:5::1/64 |
+# | | | |
+# | 2001:db8:3::0/64 via 2001:db8:4::2 | | 2001:db8:3::0/64 via 2001:db8:5::2 |
+# | 2001:db8:5::1/128 via 2001:db8:4::2 | | 2001:db8:4::1/128 via |
+# | | | 2001:db8:5::2 |
+# | | | |
+# | +-------------------------------+ | | +-------------------------------+ |
+# | | BR2 (802.1d) | | | | BR2 (802.1d) | |
+# | | + vx2 (vxlan) | | | | + vx2 (vxlan) | |
+# | | local 2001:db8:4::1 | | | | local 2001:db8:5::1 | |
+# | | remote 2001:db8:3::1 | | | | remote 2001:db8:3::1 | |
+# | | remote 2001:db8:5::1 | | | | remote 2001:db8:4::1 | |
+# | | id 1000 dstport $VXPORT | | | | id 1000 dstport $VXPORT | |
+# | | | | | | | |
+# | | + w1 (veth) | | | | + w1 (veth) | |
+# | +--|----------------------------+ | | +--|----------------------------+ |
+# | | | | | |
+# | +--|----------------------------+ | | +--|----------------------------+ |
+# | | + w2 (veth) VW2 (vrf) | | | | + w2 (veth) VW2 (vrf) | |
+# | | 192.0.2.3/28 | | | | 192.0.2.4/28 | |
+# | | 2001:db8:1::3/64 | | | | 2001:db8:1::4/64 | |
+# | +-------------------------------+ | | +-------------------------------+ |
+# +-------------------------------------+ +------------------------------------+
+
+: ${VXPORT:=4789}
+export VXPORT
+
+: ${ALL_TESTS:="
+ ping_ipv4
+ ping_ipv6
+ test_flood
+ test_unicast
+ test_ttl
+ test_tos
+ test_ecn_encap
+ test_ecn_decap
+ reapply_config
+ ping_ipv4
+ ping_ipv6
+ test_flood
+ test_unicast
+"}
+
+NUM_NETIFS=6
+source lib.sh
+source tc_common.sh
+
+h1_create()
+{
+ simple_if_init $h1 192.0.2.1/28 2001:db8:1::1/64
+ tc qdisc add dev $h1 clsact
+}
+
+h1_destroy()
+{
+ tc qdisc del dev $h1 clsact
+ simple_if_fini $h1 192.0.2.1/28 2001:db8:1::1/64
+}
+
+h2_create()
+{
+ simple_if_init $h2 192.0.2.2/28 2001:db8:1::2/64
+ tc qdisc add dev $h2 clsact
+}
+
+h2_destroy()
+{
+ tc qdisc del dev $h2 clsact
+ simple_if_fini $h2 192.0.2.2/28 2001:db8:1::2/64
+}
+
+rp1_set_addr()
+{
+ ip address add dev $rp1 2001:db8:3::1/64
+
+ ip route add 2001:db8:4::0/64 nexthop via 2001:db8:3::2
+ ip route add 2001:db8:5::0/64 nexthop via 2001:db8:3::2
+}
+
+rp1_unset_addr()
+{
+ ip route del 2001:db8:5::0/64 nexthop via 2001:db8:3::2
+ ip route del 2001:db8:4::0/64 nexthop via 2001:db8:3::2
+
+ ip address del dev $rp1 2001:db8:3::1/64
+}
+
+switch_create()
+{
+ ip link add name br1 type bridge vlan_filtering 0 mcast_snooping 0
+ # Make sure the bridge uses the MAC address of the local port and not
+ # that of the VxLAN's device.
+ ip link set dev br1 address $(mac_get $swp1)
+ ip link set dev br1 up
+
+ ip link set dev $rp1 up
+ rp1_set_addr
+ tc qdisc add dev $rp1 clsact
+
+ ip link add name vx1 type vxlan id 1000 local 2001:db8:3::1 \
+ dstport "$VXPORT" nolearning udp6zerocsumrx udp6zerocsumtx \
+ tos inherit ttl 100
+ ip link set dev vx1 up
+
+ ip link set dev vx1 master br1
+ ip link set dev $swp1 master br1
+ ip link set dev $swp1 up
+ tc qdisc add dev $swp1 clsact
+
+ ip link set dev $swp2 master br1
+ ip link set dev $swp2 up
+
+ bridge fdb append dev vx1 00:00:00:00:00:00 dst 2001:db8:4::1 self
+ bridge fdb append dev vx1 00:00:00:00:00:00 dst 2001:db8:5::1 self
+}
+
+switch_destroy()
+{
+ bridge fdb del dev vx1 00:00:00:00:00:00 dst 2001:db8:5::1 self
+ bridge fdb del dev vx1 00:00:00:00:00:00 dst 2001:db8:4::1 self
+
+ ip link set dev $swp2 down
+ ip link set dev $swp2 nomaster
+
+ tc qdisc del dev $swp1 clsact
+ ip link set dev $swp1 down
+ ip link set dev $swp1 nomaster
+
+ ip link set dev vx1 nomaster
+ ip link set dev vx1 down
+ ip link del dev vx1
+
+ tc qdisc del dev $rp1 clsact
+ rp1_unset_addr
+ ip link set dev $rp1 down
+
+ ip link set dev br1 down
+ ip link del dev br1
+}
+
+vrp2_create()
+{
+ simple_if_init $rp2 2001:db8:3::2/64
+ __simple_if_init v1 v$rp2 2001:db8:4::2/64
+ __simple_if_init v3 v$rp2 2001:db8:5::2/64
+ tc qdisc add dev v1 clsact
+}
+
+vrp2_destroy()
+{
+ tc qdisc del dev v1 clsact
+ __simple_if_fini v3 2001:db8:5::2/64
+ __simple_if_fini v1 2001:db8:4::2/64
+ simple_if_fini $rp2 2001:db8:3::2/64
+}
+
+ns_init_common()
+{
+ local in_if=$1; shift
+ local in_addr=$1; shift
+ local other_in_addr=$1; shift
+ local nh_addr=$1; shift
+ local host_addr_ipv4=$1; shift
+ local host_addr_ipv6=$1; shift
+
+ ip link set dev $in_if up
+ ip address add dev $in_if $in_addr/64
+ tc qdisc add dev $in_if clsact
+
+ ip link add name br2 type bridge vlan_filtering 0
+ ip link set dev br2 up
+
+ ip link add name w1 type veth peer name w2
+
+ ip link set dev w1 master br2
+ ip link set dev w1 up
+
+ ip link add name vx2 type vxlan id 1000 local $in_addr \
+ dstport "$VXPORT" udp6zerocsumrx
+ ip link set dev vx2 up
+ bridge fdb append dev vx2 00:00:00:00:00:00 dst 2001:db8:3::1 self
+ bridge fdb append dev vx2 00:00:00:00:00:00 dst $other_in_addr self
+
+ ip link set dev vx2 master br2
+ tc qdisc add dev vx2 clsact
+
+ simple_if_init w2 $host_addr_ipv4/28 $host_addr_ipv6/64
+
+ ip route add 2001:db8:3::0/64 nexthop via $nh_addr
+ ip route add $other_in_addr/128 nexthop via $nh_addr
+}
+export -f ns_init_common
+
+ns1_create()
+{
+ ip netns add ns1
+ ip link set dev v2 netns ns1
+ in_ns ns1 \
+ ns_init_common v2 2001:db8:4::1 2001:db8:5::1 2001:db8:4::2 \
+ 192.0.2.3 2001:db8:1::3
+}
+
+ns1_destroy()
+{
+ ip netns exec ns1 ip link set dev v2 netns 1
+ ip netns del ns1
+}
+
+ns2_create()
+{
+ ip netns add ns2
+ ip link set dev v4 netns ns2
+ in_ns ns2 \
+ ns_init_common v4 2001:db8:5::1 2001:db8:4::1 2001:db8:5::2 \
+ 192.0.2.4 2001:db8:1::4
+}
+
+ns2_destroy()
+{
+ ip netns exec ns2 ip link set dev v4 netns 1
+ ip netns del ns2
+}
+
+setup_prepare()
+{
+ h1=${NETIFS[p1]}
+ swp1=${NETIFS[p2]}
+
+ swp2=${NETIFS[p3]}
+ h2=${NETIFS[p4]}
+
+ rp1=${NETIFS[p5]}
+ rp2=${NETIFS[p6]}
+
+ vrf_prepare
+ forwarding_enable
+
+ h1_create
+ h2_create
+ switch_create
+
+ ip link add name v1 type veth peer name v2
+ ip link add name v3 type veth peer name v4
+ vrp2_create
+ ns1_create
+ ns2_create
+
+ r1_mac=$(in_ns ns1 mac_get w2)
+ r2_mac=$(in_ns ns2 mac_get w2)
+ h2_mac=$(mac_get $h2)
+}
+
+cleanup()
+{
+ pre_cleanup
+
+ ns2_destroy
+ ns1_destroy
+ vrp2_destroy
+ ip link del dev v3
+ ip link del dev v1
+
+ switch_destroy
+ h2_destroy
+ h1_destroy
+
+ forwarding_restore
+ vrf_cleanup
+}
+
+# For the first round of tests, vx1 is the first device to get
+# attached to the bridge, and at that point the local IP is already
+# configured. Try the other scenario of attaching the devices to a an
+# already-offloaded bridge, and only then assign the local IP.
+reapply_config()
+{
+ log_info "Reapplying configuration"
+
+ bridge fdb del dev vx1 00:00:00:00:00:00 dst 2001:db8:5::1 self
+ bridge fdb del dev vx1 00:00:00:00:00:00 dst 2001:db8:4::1 self
+ ip link set dev vx1 nomaster
+ rp1_unset_addr
+ sleep 5
+
+ ip link set dev vx1 master br1
+ bridge fdb append dev vx1 00:00:00:00:00:00 dst 2001:db8:4::1 self
+ bridge fdb append dev vx1 00:00:00:00:00:00 dst 2001:db8:5::1 self
+ sleep 1
+ rp1_set_addr
+ sleep 5
+}
+
+__ping_ipv4()
+{
+ local vxlan_local_ip=$1; shift
+ local vxlan_remote_ip=$1; shift
+ local src_ip=$1; shift
+ local dst_ip=$1; shift
+ local dev=$1; shift
+ local info=$1; shift
+
+ RET=0
+
+ tc filter add dev $rp1 egress protocol ipv6 pref 1 handle 101 \
+ flower ip_proto udp src_ip $vxlan_local_ip \
+ dst_ip $vxlan_remote_ip dst_port $VXPORT $TC_FLAG action pass
+ # Match ICMP-reply packets after decapsulation, so source IP is
+ # destination IP of the ping and destination IP is source IP of the
+ # ping.
+ tc filter add dev $swp1 egress protocol ip pref 1 handle 101 \
+ flower src_ip $dst_ip dst_ip $src_ip \
+ $TC_FLAG action pass
+
+ # Send 100 packets and verify that at least 100 packets hit the rule,
+ # to overcome ARP noise.
+ PING_COUNT=100 PING_TIMEOUT=11 ping_do $dev $dst_ip
+ check_err $? "Ping failed"
+
+ tc_check_at_least_x_packets "dev $rp1 egress" 101 10 100
+ check_err $? "Encapsulated packets did not go through router"
+
+ tc_check_at_least_x_packets "dev $swp1 egress" 101 10 100
+ check_err $? "Decapsulated packets did not go through switch"
+
+ log_test "ping: $info"
+
+ tc filter del dev $swp1 egress
+ tc filter del dev $rp1 egress
+}
+
+ping_ipv4()
+{
+ RET=0
+
+ local local_sw_ip=2001:db8:3::1
+ local remote_ns1_ip=2001:db8:4::1
+ local remote_ns2_ip=2001:db8:5::1
+ local h1_ip=192.0.2.1
+ local w2_ns1_ip=192.0.2.3
+ local w2_ns2_ip=192.0.2.4
+
+ ping_test $h1 192.0.2.2 ": local->local"
+
+ __ping_ipv4 $local_sw_ip $remote_ns1_ip $h1_ip $w2_ns1_ip $h1 \
+ "local->remote 1"
+ __ping_ipv4 $local_sw_ip $remote_ns2_ip $h1_ip $w2_ns2_ip $h1 \
+ "local->remote 2"
+}
+
+__ping_ipv6()
+{
+ local vxlan_local_ip=$1; shift
+ local vxlan_remote_ip=$1; shift
+ local src_ip=$1; shift
+ local dst_ip=$1; shift
+ local dev=$1; shift
+ local info=$1; shift
+
+ RET=0
+
+ tc filter add dev $rp1 egress protocol ipv6 pref 1 handle 101 \
+ flower ip_proto udp src_ip $vxlan_local_ip \
+ dst_ip $vxlan_remote_ip dst_port $VXPORT $TC_FLAG action pass
+ # Match ICMP-reply packets after decapsulation, so source IP is
+ # destination IP of the ping and destination IP is source IP of the
+ # ping.
+ tc filter add dev $swp1 egress protocol ipv6 pref 1 handle 101 \
+ flower src_ip $dst_ip dst_ip $src_ip $TC_FLAG action pass
+
+ # Send 100 packets and verify that at least 100 packets hit the rule,
+ # to overcome neighbor discovery noise.
+ PING_COUNT=100 PING_TIMEOUT=11 ping6_do $dev $dst_ip
+ check_err $? "Ping failed"
+
+ tc_check_at_least_x_packets "dev $rp1 egress" 101 100
+ check_err $? "Encapsulated packets did not go through router"
+
+ tc_check_at_least_x_packets "dev $swp1 egress" 101 100
+ check_err $? "Decapsulated packets did not go through switch"
+
+ log_test "ping6: $info"
+
+ tc filter del dev $swp1 egress
+ tc filter del dev $rp1 egress
+}
+
+ping_ipv6()
+{
+ RET=0
+
+ local local_sw_ip=2001:db8:3::1
+ local remote_ns1_ip=2001:db8:4::1
+ local remote_ns2_ip=2001:db8:5::1
+ local h1_ip=2001:db8:1::1
+ local w2_ns1_ip=2001:db8:1::3
+ local w2_ns2_ip=2001:db8:1::4
+
+ ping6_test $h1 2001:db8:1::2 ": local->local"
+
+ __ping_ipv6 $local_sw_ip $remote_ns1_ip $h1_ip $w2_ns1_ip $h1 \
+ "local->remote 1"
+ __ping_ipv6 $local_sw_ip $remote_ns2_ip $h1_ip $w2_ns2_ip $h1 \
+ "local->remote 2"
+}
+
+maybe_in_ns()
+{
+ echo ${1:+in_ns} $1
+}
+
+__flood_counter_add_del()
+{
+ local add_del=$1; shift
+ local dst_ip=$1; shift
+ local dev=$1; shift
+ local ns=$1; shift
+
+ # Putting the ICMP capture both to HW and to SW will end up
+ # double-counting the packets that are trapped to slow path, such as for
+ # the unicast test. Adding either skip_hw or skip_sw fixes this problem,
+ # but with skip_hw, the flooded packets are not counted at all, because
+ # those are dropped due to MAC address mismatch; and skip_sw is a no-go
+ # for veth-based topologies.
+ #
+ # So try to install with skip_sw and fall back to skip_sw if that fails.
+
+ $(maybe_in_ns $ns) tc filter $add_del dev "$dev" ingress \
+ proto ipv6 pref 100 flower dst_ip $dst_ip ip_proto \
+ icmpv6 skip_sw action pass 2>/dev/null || \
+ $(maybe_in_ns $ns) tc filter $add_del dev "$dev" ingress \
+ proto ipv6 pref 100 flower dst_ip $dst_ip ip_proto \
+ icmpv6 skip_hw action pass
+}
+
+flood_counter_install()
+{
+ __flood_counter_add_del add "$@"
+}
+
+flood_counter_uninstall()
+{
+ __flood_counter_add_del del "$@"
+}
+
+flood_fetch_stat()
+{
+ local dev=$1; shift
+ local ns=$1; shift
+
+ $(maybe_in_ns $ns) tc_rule_stats_get $dev 100 ingress
+}
+
+flood_fetch_stats()
+{
+ local counters=("${@}")
+ local counter
+
+ for counter in "${counters[@]}"; do
+ flood_fetch_stat $counter
+ done
+}
+
+vxlan_flood_test()
+{
+ local mac=$1; shift
+ local dst=$1; shift
+ local -a expects=("${@}")
+
+ local -a counters=($h2 "vx2 ns1" "vx2 ns2")
+ local counter
+ local key
+
+ for counter in "${counters[@]}"; do
+ flood_counter_install $dst $counter
+ done
+
+ local -a t0s=($(flood_fetch_stats "${counters[@]}"))
+ $MZ -6 $h1 -c 10 -d 100msec -p 64 -b $mac -B $dst -t icmp6 type=128 -q
+ sleep 1
+ local -a t1s=($(flood_fetch_stats "${counters[@]}"))
+
+ for key in ${!t0s[@]}; do
+ local delta=$((t1s[$key] - t0s[$key]))
+ local expect=${expects[$key]}
+
+ ((expect == delta))
+ check_err $? "${counters[$key]}: Expected to capture $expect packets, got $delta."
+ done
+
+ for counter in "${counters[@]}"; do
+ flood_counter_uninstall $dst $counter
+ done
+}
+
+__test_flood()
+{
+ local mac=$1; shift
+ local dst=$1; shift
+ local what=$1; shift
+
+ RET=0
+
+ vxlan_flood_test $mac $dst 10 10 10
+
+ log_test "VXLAN: $what"
+}
+
+test_flood()
+{
+ __test_flood de:ad:be:ef:13:37 2001:db8:1::100 "flood"
+}
+
+vxlan_fdb_add_del()
+{
+ local add_del=$1; shift
+ local mac=$1; shift
+ local dev=$1; shift
+ local dst=$1; shift
+
+ bridge fdb $add_del dev $dev $mac self static permanent \
+ ${dst:+dst} $dst 2>/dev/null
+ bridge fdb $add_del dev $dev $mac master static 2>/dev/null
+}
+
+__test_unicast()
+{
+ local mac=$1; shift
+ local dst=$1; shift
+ local hit_idx=$1; shift
+ local what=$1; shift
+
+ RET=0
+
+ local -a expects=(0 0 0)
+ expects[$hit_idx]=10
+
+ vxlan_flood_test $mac $dst "${expects[@]}"
+
+ log_test "VXLAN: $what"
+}
+
+test_unicast()
+{
+ local -a targets=("$h2_mac $h2"
+ "$r1_mac vx1 2001:db8:4::1"
+ "$r2_mac vx1 2001:db8:5::1")
+ local target
+
+ for target in "${targets[@]}"; do
+ vxlan_fdb_add_del add $target
+ done
+
+ __test_unicast $h2_mac 2001:db8:1::2 0 "local MAC unicast"
+ __test_unicast $r1_mac 2001:db8:1::3 1 "remote MAC 1 unicast"
+ __test_unicast $r2_mac 2001:db8:1::4 2 "remote MAC 2 unicast"
+
+ for target in "${targets[@]}"; do
+ vxlan_fdb_add_del del $target
+ done
+}
+
+vxlan_ping_test()
+{
+ local ping_dev=$1; shift
+ local ping_dip=$1; shift
+ local ping_args=$1; shift
+ local capture_dev=$1; shift
+ local capture_dir=$1; shift
+ local capture_pref=$1; shift
+ local expect=$1; shift
+
+ local t0=$(tc_rule_stats_get $capture_dev $capture_pref $capture_dir)
+ ping6_do $ping_dev $ping_dip "$ping_args"
+ local t1=$(tc_rule_stats_get $capture_dev $capture_pref $capture_dir)
+ local delta=$((t1 - t0))
+
+ # Tolerate a couple stray extra packets.
+ ((expect <= delta && delta <= expect + 2))
+ check_err $? "$capture_dev: Expected to capture $expect packets, got $delta."
+}
+
+test_ttl()
+{
+ RET=0
+
+ tc filter add dev v1 egress pref 77 protocol ipv6 \
+ flower ip_ttl 99 action pass
+ vxlan_ping_test $h1 2001:db8:1::3 "" v1 egress 77 10
+ tc filter del dev v1 egress pref 77 protocol ipv6
+
+ log_test "VXLAN: envelope TTL"
+}
+
+test_tos()
+{
+ RET=0
+
+ tc filter add dev v1 egress pref 77 protocol ipv6 \
+ flower ip_tos 0x14 action pass
+ vxlan_ping_test $h1 2001:db8:1::3 "-Q 0x14" v1 egress 77 10
+ vxlan_ping_test $h1 2001:db8:1::3 "-Q 0x18" v1 egress 77 0
+ tc filter del dev v1 egress pref 77 protocol ipv6
+
+ log_test "VXLAN: envelope TOS inheritance"
+}
+
+__test_ecn_encap()
+{
+ local q=$1; shift
+ local tos=$1; shift
+
+ RET=0
+
+ tc filter add dev v1 egress pref 77 protocol ipv6 \
+ flower ip_tos $tos action pass
+ sleep 1
+ vxlan_ping_test $h1 2001:db8:1::3 "-Q $q" v1 egress 77 10
+ tc filter del dev v1 egress pref 77 protocol ipv6
+
+ log_test "VXLAN: ECN encap: $q->$tos"
+}
+
+test_ecn_encap()
+{
+ # In accordance with INET_ECN_encapsulate()
+ __test_ecn_encap 0x00 0x00
+ __test_ecn_encap 0x01 0x01
+ __test_ecn_encap 0x02 0x02
+ __test_ecn_encap 0x03 0x02
+}
+
+vxlan_encapped_ping_do()
+{
+ local count=$1; shift
+ local dev=$1; shift
+ local next_hop_mac=$1; shift
+ local dest_ip=$1; shift
+ local dest_mac=$1; shift
+ local inner_tos=$1; shift
+ local outer_tos=$1; shift
+ local saddr="20:01:0d:b8:00:01:00:00:00:00:00:00:00:00:00:03"
+ local daddr="20:01:0d:b8:00:01:00:00:00:00:00:00:00:00:00:01"
+
+ $MZ -6 $dev -c $count -d 100msec -q \
+ -b $next_hop_mac -B $dest_ip \
+ -t udp tos=$outer_tos,sp=23456,dp=$VXPORT,p=$(:
+ )"08:"$( : VXLAN flags
+ )"00:00:00:"$( : VXLAN reserved
+ )"00:03:e8:"$( : VXLAN VNI
+ )"00:"$( : VXLAN reserved
+ )"$dest_mac:"$( : ETH daddr
+ )"$(mac_get w2):"$( : ETH saddr
+ )"86:dd:"$( : ETH type
+ )"6"$( : IP version
+ )"$inner_tos"$( : Traffic class
+ )"0:00:00:"$( : Flow label
+ )"00:08:"$( : Payload length
+ )"3a:"$( : Next header
+ )"04:"$( : Hop limit
+ )"$saddr:"$( : IP saddr
+ )"$daddr:"$( : IP daddr
+ )"80:"$( : ICMPv6.type
+ )"00:"$( : ICMPv6.code
+ )"00:"$( : ICMPv6.checksum
+ )
+}
+export -f vxlan_encapped_ping_do
+
+vxlan_encapped_ping_test()
+{
+ local ping_dev=$1; shift
+ local nh_dev=$1; shift
+ local ping_dip=$1; shift
+ local inner_tos=$1; shift
+ local outer_tos=$1; shift
+ local stat_get=$1; shift
+ local expect=$1; shift
+
+ local t0=$($stat_get)
+
+ in_ns ns1 \
+ vxlan_encapped_ping_do 10 $ping_dev $(mac_get $nh_dev) \
+ $ping_dip $(mac_get $h1) \
+ $inner_tos $outer_tos
+ sleep 1
+ local t1=$($stat_get)
+ local delta=$((t1 - t0))
+
+ # Tolerate a couple stray extra packets.
+ ((expect <= delta && delta <= expect + 2))
+ check_err $? "Expected to capture $expect packets, got $delta."
+}
+export -f vxlan_encapped_ping_test
+
+__test_ecn_decap()
+{
+ local orig_inner_tos=$1; shift
+ local orig_outer_tos=$1; shift
+ local decapped_tos=$1; shift
+
+ RET=0
+
+ tc filter add dev $h1 ingress pref 77 protocol ipv6 \
+ flower src_ip 2001:db8:1::3 dst_ip 2001:db8:1::1 \
+ ip_tos $decapped_tos action drop
+ sleep 1
+ vxlan_encapped_ping_test v2 v1 2001:db8:3::1 \
+ $orig_inner_tos $orig_outer_tos \
+ "tc_rule_stats_get $h1 77 ingress" 10
+ tc filter del dev $h1 ingress pref 77
+
+ log_test "VXLAN: ECN decap: $orig_outer_tos/$orig_inner_tos->$decapped_tos"
+}
+
+test_ecn_decap_error()
+{
+ local orig_inner_tos="0:0"
+ local orig_outer_tos=03
+
+ RET=0
+
+ vxlan_encapped_ping_test v2 v1 2001:db8:3::1 \
+ $orig_inner_tos $orig_outer_tos \
+ "link_stats_rx_errors_get vx1" 10
+
+ log_test "VXLAN: ECN decap: $orig_outer_tos/$orig_inner_tos->error"
+}
+
+test_ecn_decap()
+{
+ # In accordance with INET_ECN_decapsulate()
+ __test_ecn_decap "0:0" 00 0x00
+ __test_ecn_decap "0:0" 01 0x00
+ __test_ecn_decap "0:0" 02 0x00
+ # 00 03 is tested in test_ecn_decap_error()
+ __test_ecn_decap "0:1" 00 0x01
+ __test_ecn_decap "0:1" 01 0x01
+ __test_ecn_decap "0:1" 02 0x01
+ __test_ecn_decap "0:1" 03 0x03
+ __test_ecn_decap "0:2" 00 0x02
+ __test_ecn_decap "0:2" 01 0x01
+ __test_ecn_decap "0:2" 02 0x02
+ __test_ecn_decap "0:2" 03 0x03
+ __test_ecn_decap "0:3" 00 0x03
+ __test_ecn_decap "0:3" 01 0x03
+ __test_ecn_decap "0:3" 02 0x03
+ __test_ecn_decap "0:3" 03 0x03
+ test_ecn_decap_error
+}
+
+test_all()
+{
+ log_info "Running tests with UDP port $VXPORT"
+ tests_run
+}
+
+trap cleanup EXIT
+
+setup_prepare
+setup_wait
+test_all
+
+exit $EXIT_STATUS
diff --git a/tools/testing/selftests/net/forwarding/vxlan_bridge_1d_port_8472_ipv6.sh b/tools/testing/selftests/net/forwarding/vxlan_bridge_1d_port_8472_ipv6.sh
new file mode 100755
index 000000000000..00540317737a
--- /dev/null
+++ b/tools/testing/selftests/net/forwarding/vxlan_bridge_1d_port_8472_ipv6.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# A wrapper to run VXLAN tests with an unusual port number.
+
+VXPORT=8472
+ALL_TESTS="
+ ping_ipv4
+ ping_ipv6
+"
+source vxlan_bridge_1d_ipv6.sh
--
2.31.1
^ permalink raw reply related [flat|nested] 10+ messages in thread* [PATCH net-next 4/8] selftests: forwarding: Add VxLAN tests with a VLAN-aware bridge for IPv6
2021-12-21 14:49 [PATCH net-next 0/8] Add tests for VxLAN with IPv6 underlay Amit Cohen
` (2 preceding siblings ...)
2021-12-21 14:49 ` [PATCH net-next 3/8] selftests: forwarding: Add VxLAN tests with a VLAN-unaware bridge for IPv6 Amit Cohen
@ 2021-12-21 14:49 ` Amit Cohen
2021-12-21 14:49 ` [PATCH net-next 5/8] selftests: forwarding: vxlan_bridge_1q: Remove unused function Amit Cohen
` (4 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: Amit Cohen @ 2021-12-21 14:49 UTC (permalink / raw)
To: netdev; +Cc: davem, kuba, mlxsw, idosch, Amit Cohen, Petr Machata
The tests are very similar to their VLAN-unaware counterpart
(vxlan_bridge_1d_ipv6.sh and vxlan_bridge_1d_port_8472_ipv6.sh),
but instead of using multiple VLAN-unaware bridges, a single VLAN-aware
bridge is used with multiple VLANs.
Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
---
.../net/forwarding/vxlan_bridge_1q_ipv6.sh | 837 ++++++++++++++++++
.../vxlan_bridge_1q_port_8472_ipv6.sh | 11 +
2 files changed, 848 insertions(+)
create mode 100755 tools/testing/selftests/net/forwarding/vxlan_bridge_1q_ipv6.sh
create mode 100755 tools/testing/selftests/net/forwarding/vxlan_bridge_1q_port_8472_ipv6.sh
diff --git a/tools/testing/selftests/net/forwarding/vxlan_bridge_1q_ipv6.sh b/tools/testing/selftests/net/forwarding/vxlan_bridge_1q_ipv6.sh
new file mode 100755
index 000000000000..d880df89bc8b
--- /dev/null
+++ b/tools/testing/selftests/net/forwarding/vxlan_bridge_1q_ipv6.sh
@@ -0,0 +1,837 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# +-----------------------+ +------------------------+
+# | H1 (vrf) | | H2 (vrf) |
+# | + $h1.10 | | + $h2.10 |
+# | | 192.0.2.1/28 | | | 192.0.2.2/28 |
+# | | 2001:db8:1::1/64 | | | 2001:db8:1::2/64 |
+# | | | | | |
+# | | + $h1.20 | | | + $h2.20 |
+# | \ | 198.51.100.1/24 | | \ | 198.51.100.2/24 |
+# | \ | 2001:db8:2::1/64 | | \ | 2001:db8:2::2/64 |
+# | \| | | \| |
+# | + $h1 | | + $h2 |
+# +----|------------------+ +----|-------------------+
+# | |
+# +----|--------------------------------------------------|-------------------+
+# | SW | | |
+# | +--|--------------------------------------------------|-----------------+ |
+# | | + $swp1 BR1 (802.1q) + $swp2 | |
+# | | vid 10 vid 10 | |
+# | | vid 20 vid 20 | |
+# | | | |
+# | | + vx10 (vxlan) + vx20 (vxlan) | |
+# | | local: local: | |
+# | | 2001:db8:3::1 2001:db8:3::1 | |
+# | | remote: remote: | |
+# | | 2001:db8:4::1 2001:db8:5::1 2001:db8:4::1 2001:db8:5::1 | |
+# | | id 1000 dstport $VXPORT id 2000 dstport $VXPORT | |
+# | | vid 10 pvid untagged vid 20 pvid untagged | |
+# | +-----------------------------------------------------------------------+ |
+# | |
+# | 2001:db8:4::0/64 via 2001:db8:3::2 |
+# | 2001:db8:5::0/64 via 2001:db8:3::2 |
+# | |
+# | + $rp1 |
+# | | 2001:db8:3::1/64 |
+# +----|----------------------------------------------------------------------+
+# |
+# +----|----------------------------------------------------------+
+# | | VRP2 (vrf) |
+# | + $rp2 |
+# | 2001:db8:3::2/64 |
+# | | (maybe) HW
+# =============================================================================
+# | | (likely) SW
+# | + v1 (veth) + v3 (veth) |
+# | | 2001:db8:4::2/64 | 2001:db8:5::2/64 |
+# +----|---------------------------------------|------------------+
+# | |
+# +----|--------------------------------+ +----|-------------------------------+
+# | + v2 (veth) NS1 (netns) | | + v4 (veth) NS2 (netns) |
+# | 2001:db8:4::1/64 | | 2001:db8:5::1/64 |
+# | | | |
+# | 2001:db8:3::0/64 via 2001:db8:4::2 | | 2001:db8:3::0/64 via 2001:db8:5::2 |
+# | 2001:db8:5::1/128 via 2001:db8:4::2 | | 2001:db8:4::1/128 via |
+# | | | 2001:db8:5::2 |
+# | | | |
+# | +-------------------------------+ | | +-------------------------------+ |
+# | | BR2 (802.1q) | | | | BR2 (802.1q) | |
+# | | + vx10 (vxlan) | | | | + vx10 (vxlan) | |
+# | | local 2001:db8:4::1 | | | | local 2001:db8:5::1 | |
+# | | remote 2001:db8:3::1 | | | | remote 2001:db8:3::1 | |
+# | | remote 2001:db8:5::1 | | | | remote 2001:db8:4::1 | |
+# | | id 1000 dstport $VXPORT | | | | id 1000 dstport $VXPORT | |
+# | | vid 10 pvid untagged | | | | vid 10 pvid untagged | |
+# | | | | | | | |
+# | | + vx20 (vxlan) | | | | + vx20 (vxlan) | |
+# | | local 2001:db8:4::1 | | | | local 2001:db8:5::1 | |
+# | | remote 2001:db8:3::1 | | | | remote 2001:db8:3::1 | |
+# | | remote 2001:db8:5::1 | | | | remote 2001:db8:4::1 | |
+# | | id 2000 dstport $VXPORT | | | | id 2000 dstport $VXPORT | |
+# | | vid 20 pvid untagged | | | | vid 20 pvid untagged | |
+# | | | | | | | |
+# | | + w1 (veth) | | | | + w1 (veth) | |
+# | | | vid 10 | | | | | vid 10 | |
+# | | | vid 20 | | | | | vid 20 | |
+# | +--|----------------------------+ | | +--|----------------------------+ |
+# | | | | | |
+# | +--|----------------------------+ | | +--|----------------------------+ |
+# | | + w2 (veth) VW2 (vrf) | | | | + w2 (veth) VW2 (vrf) | |
+# | | |\ | | | | |\ | |
+# | | | + w2.10 | | | | | + w2.10 | |
+# | | | 192.0.2.3/28 | | | | | 192.0.2.4/28 | |
+# | | | 2001:db8:1::3/64 | | | | | 2001:db8:1::4/64 | |
+# | | | | | | | | | |
+# | | + w2.20 | | | | + w2.20 | |
+# | | 198.51.100.3/24 | | | | 198.51.100.4/24 | |
+# | | 2001:db8:2::3/64 | | | | 2001:db8:2::4/64 | |
+# | +-------------------------------+ | | +-------------------------------+ |
+# +-------------------------------------+ +------------------------------------+
+
+: ${VXPORT:=4789}
+export VXPORT
+
+: ${ALL_TESTS:="
+ ping_ipv4
+ ping_ipv6
+ test_flood
+ test_unicast
+ reapply_config
+ ping_ipv4
+ ping_ipv6
+ test_flood
+ test_unicast
+ test_pvid
+ ping_ipv4
+ ping_ipv6
+ test_flood
+ test_pvid
+"}
+
+NUM_NETIFS=6
+source lib.sh
+source tc_common.sh
+
+h1_create()
+{
+ simple_if_init $h1
+ tc qdisc add dev $h1 clsact
+ vlan_create $h1 10 v$h1 192.0.2.1/28 2001:db8:1::1/64
+ vlan_create $h1 20 v$h1 198.51.100.1/24 2001:db8:2::1/64
+}
+
+h1_destroy()
+{
+ vlan_destroy $h1 20
+ vlan_destroy $h1 10
+ tc qdisc del dev $h1 clsact
+ simple_if_fini $h1
+}
+
+h2_create()
+{
+ simple_if_init $h2
+ tc qdisc add dev $h2 clsact
+ vlan_create $h2 10 v$h2 192.0.2.2/28 2001:db8:1::2/64
+ vlan_create $h2 20 v$h2 198.51.100.2/24 2001:db8:2::2/64
+}
+
+h2_destroy()
+{
+ vlan_destroy $h2 20
+ vlan_destroy $h2 10
+ tc qdisc del dev $h2 clsact
+ simple_if_fini $h2
+}
+
+rp1_set_addr()
+{
+ ip address add dev $rp1 2001:db8:3::1/64
+
+ ip route add 2001:db8:4::0/64 nexthop via 2001:db8:3::2
+ ip route add 2001:db8:5::0/64 nexthop via 2001:db8:3::2
+}
+
+rp1_unset_addr()
+{
+ ip route del 2001:db8:5::0/64 nexthop via 2001:db8:3::2
+ ip route del 2001:db8:4::0/64 nexthop via 2001:db8:3::2
+
+ ip address del dev $rp1 2001:db8:3::1/64
+}
+
+switch_create()
+{
+ ip link add name br1 type bridge vlan_filtering 1 vlan_default_pvid 0 \
+ mcast_snooping 0
+ # Make sure the bridge uses the MAC address of the local port and not
+ # that of the VxLAN's device.
+ ip link set dev br1 address $(mac_get $swp1)
+ ip link set dev br1 up
+
+ ip link set dev $rp1 up
+ rp1_set_addr
+ tc qdisc add dev $rp1 clsact
+
+ ip link add name vx10 type vxlan id 1000 local 2001:db8:3::1 \
+ dstport "$VXPORT" nolearning udp6zerocsumrx udp6zerocsumtx \
+ tos inherit ttl 100
+ ip link set dev vx10 up
+
+ ip link set dev vx10 master br1
+ bridge vlan add vid 10 dev vx10 pvid untagged
+
+ ip link add name vx20 type vxlan id 2000 local 2001:db8:3::1 \
+ dstport "$VXPORT" nolearning udp6zerocsumrx udp6zerocsumtx \
+ tos inherit ttl 100
+ ip link set dev vx20 up
+
+ ip link set dev vx20 master br1
+ bridge vlan add vid 20 dev vx20 pvid untagged
+
+ ip link set dev $swp1 master br1
+ ip link set dev $swp1 up
+ tc qdisc add dev $swp1 clsact
+ bridge vlan add vid 10 dev $swp1
+ bridge vlan add vid 20 dev $swp1
+
+ ip link set dev $swp2 master br1
+ ip link set dev $swp2 up
+ bridge vlan add vid 10 dev $swp2
+ bridge vlan add vid 20 dev $swp2
+
+ bridge fdb append dev vx10 00:00:00:00:00:00 dst 2001:db8:4::1 self
+ bridge fdb append dev vx10 00:00:00:00:00:00 dst 2001:db8:5::1 self
+
+ bridge fdb append dev vx20 00:00:00:00:00:00 dst 2001:db8:4::1 self
+ bridge fdb append dev vx20 00:00:00:00:00:00 dst 2001:db8:5::1 self
+}
+
+switch_destroy()
+{
+ bridge fdb del dev vx20 00:00:00:00:00:00 dst 2001:db8:5::1 self
+ bridge fdb del dev vx20 00:00:00:00:00:00 dst 2001:db8:4::1 self
+
+ bridge fdb del dev vx10 00:00:00:00:00:00 dst 2001:db8:5::1 self
+ bridge fdb del dev vx10 00:00:00:00:00:00 dst 2001:db8:4::1 self
+
+ bridge vlan del vid 20 dev $swp2
+ bridge vlan del vid 10 dev $swp2
+ ip link set dev $swp2 down
+ ip link set dev $swp2 nomaster
+
+ bridge vlan del vid 20 dev $swp1
+ bridge vlan del vid 10 dev $swp1
+ tc qdisc del dev $swp1 clsact
+ ip link set dev $swp1 down
+ ip link set dev $swp1 nomaster
+
+ bridge vlan del vid 20 dev vx20
+ ip link set dev vx20 nomaster
+
+ ip link set dev vx20 down
+ ip link del dev vx20
+
+ bridge vlan del vid 10 dev vx10
+ ip link set dev vx10 nomaster
+
+ ip link set dev vx10 down
+ ip link del dev vx10
+
+ tc qdisc del dev $rp1 clsact
+ rp1_unset_addr
+ ip link set dev $rp1 down
+
+ ip link set dev br1 down
+ ip link del dev br1
+}
+
+vrp2_create()
+{
+ simple_if_init $rp2 2001:db8:3::2/64
+ __simple_if_init v1 v$rp2 2001:db8:4::2/64
+ __simple_if_init v3 v$rp2 2001:db8:5::2/64
+ tc qdisc add dev v1 clsact
+}
+
+vrp2_destroy()
+{
+ tc qdisc del dev v1 clsact
+ __simple_if_fini v3 2001:db8:5::2/64
+ __simple_if_fini v1 2001:db8:4::2/64
+ simple_if_fini $rp2 2001:db8:3::2/64
+}
+
+ns_init_common()
+{
+ local in_if=$1; shift
+ local in_addr=$1; shift
+ local other_in_addr=$1; shift
+ local nh_addr=$1; shift
+ local host_addr1_ipv4=$1; shift
+ local host_addr1_ipv6=$1; shift
+ local host_addr2_ipv4=$1; shift
+ local host_addr2_ipv6=$1; shift
+
+ ip link set dev $in_if up
+ ip address add dev $in_if $in_addr/64
+ tc qdisc add dev $in_if clsact
+
+ ip link add name br2 type bridge vlan_filtering 1 vlan_default_pvid 0
+ ip link set dev br2 up
+
+ ip link add name w1 type veth peer name w2
+
+ ip link set dev w1 master br2
+ ip link set dev w1 up
+
+ bridge vlan add vid 10 dev w1
+ bridge vlan add vid 20 dev w1
+
+ ip link add name vx10 type vxlan id 1000 local $in_addr \
+ dstport "$VXPORT" udp6zerocsumrx
+ ip link set dev vx10 up
+ bridge fdb append dev vx10 00:00:00:00:00:00 dst 2001:db8:3::1 self
+ bridge fdb append dev vx10 00:00:00:00:00:00 dst $other_in_addr self
+
+ ip link set dev vx10 master br2
+ tc qdisc add dev vx10 clsact
+
+ bridge vlan add vid 10 dev vx10 pvid untagged
+
+ ip link add name vx20 type vxlan id 2000 local $in_addr \
+ dstport "$VXPORT" udp6zerocsumrx
+ ip link set dev vx20 up
+ bridge fdb append dev vx20 00:00:00:00:00:00 dst 2001:db8:3::1 self
+ bridge fdb append dev vx20 00:00:00:00:00:00 dst $other_in_addr self
+
+ ip link set dev vx20 master br2
+ tc qdisc add dev vx20 clsact
+
+ bridge vlan add vid 20 dev vx20 pvid untagged
+
+ simple_if_init w2
+ vlan_create w2 10 vw2 $host_addr1_ipv4/28 $host_addr1_ipv6/64
+ vlan_create w2 20 vw2 $host_addr2_ipv4/24 $host_addr2_ipv6/64
+
+ ip route add 2001:db8:3::0/64 nexthop via $nh_addr
+ ip route add $other_in_addr/128 nexthop via $nh_addr
+}
+export -f ns_init_common
+
+ns1_create()
+{
+ ip netns add ns1
+ ip link set dev v2 netns ns1
+ in_ns ns1 \
+ ns_init_common v2 2001:db8:4::1 2001:db8:5::1 2001:db8:4::2 \
+ 192.0.2.3 2001:db8:1::3 198.51.100.3 2001:db8:2::3
+}
+
+ns1_destroy()
+{
+ ip netns exec ns1 ip link set dev v2 netns 1
+ ip netns del ns1
+}
+
+ns2_create()
+{
+ ip netns add ns2
+ ip link set dev v4 netns ns2
+ in_ns ns2 \
+ ns_init_common v4 2001:db8:5::1 2001:db8:4::1 2001:db8:5::2 \
+ 192.0.2.4 2001:db8:1::4 198.51.100.4 2001:db8:2::4
+}
+
+ns2_destroy()
+{
+ ip netns exec ns2 ip link set dev v4 netns 1
+ ip netns del ns2
+}
+
+setup_prepare()
+{
+ h1=${NETIFS[p1]}
+ swp1=${NETIFS[p2]}
+
+ swp2=${NETIFS[p3]}
+ h2=${NETIFS[p4]}
+
+ rp1=${NETIFS[p5]}
+ rp2=${NETIFS[p6]}
+
+ vrf_prepare
+ forwarding_enable
+
+ h1_create
+ h2_create
+ switch_create
+
+ ip link add name v1 type veth peer name v2
+ ip link add name v3 type veth peer name v4
+ vrp2_create
+ ns1_create
+ ns2_create
+
+ r1_mac=$(in_ns ns1 mac_get w2)
+ r2_mac=$(in_ns ns2 mac_get w2)
+ h2_mac=$(mac_get $h2)
+}
+
+cleanup()
+{
+ pre_cleanup
+
+ ns2_destroy
+ ns1_destroy
+ vrp2_destroy
+ ip link del dev v3
+ ip link del dev v1
+
+ switch_destroy
+ h2_destroy
+ h1_destroy
+
+ forwarding_restore
+ vrf_cleanup
+}
+
+# For the first round of tests, vx10 and vx20 were the first devices to get
+# attached to the bridge, and at that point the local IP is already
+# configured. Try the other scenario of attaching these devices to a bridge
+# that already has local ports members, and only then assign the local IP.
+reapply_config()
+{
+ log_info "Reapplying configuration"
+
+ bridge fdb del dev vx20 00:00:00:00:00:00 dst 2001:db8:5::1 self
+ bridge fdb del dev vx20 00:00:00:00:00:00 dst 2001:db8:4::1 self
+
+ bridge fdb del dev vx10 00:00:00:00:00:00 dst 2001:db8:5::1 self
+ bridge fdb del dev vx10 00:00:00:00:00:00 dst 2001:db8:4::1 self
+
+ ip link set dev vx20 nomaster
+ ip link set dev vx10 nomaster
+
+ rp1_unset_addr
+ sleep 5
+
+ ip link set dev vx10 master br1
+ bridge vlan add vid 10 dev vx10 pvid untagged
+
+ ip link set dev vx20 master br1
+ bridge vlan add vid 20 dev vx20 pvid untagged
+
+ bridge fdb append dev vx10 00:00:00:00:00:00 dst 2001:db8:4::1 self
+ bridge fdb append dev vx10 00:00:00:00:00:00 dst 2001:db8:5::1 self
+
+ bridge fdb append dev vx20 00:00:00:00:00:00 dst 2001:db8:4::1 self
+ bridge fdb append dev vx20 00:00:00:00:00:00 dst 2001:db8:5::1 self
+
+ rp1_set_addr
+ sleep 5
+}
+
+__ping_ipv4()
+{
+ local vxlan_local_ip=$1; shift
+ local vxlan_remote_ip=$1; shift
+ local src_ip=$1; shift
+ local dst_ip=$1; shift
+ local dev=$1; shift
+ local info=$1; shift
+
+ RET=0
+
+ tc filter add dev $rp1 egress protocol ipv6 pref 1 handle 101 \
+ flower ip_proto udp src_ip $vxlan_local_ip \
+ dst_ip $vxlan_remote_ip dst_port $VXPORT $TC_FLAG action pass
+ # Match ICMP-reply packets after decapsulation, so source IP is
+ # destination IP of the ping and destination IP is source IP of the
+ # ping.
+ tc filter add dev $swp1 egress protocol 802.1q pref 1 handle 101 \
+ flower vlan_ethtype ipv4 src_ip $dst_ip dst_ip $src_ip \
+ $TC_FLAG action pass
+
+ # Send 100 packets and verify that at least 100 packets hit the rule,
+ # to overcome ARP noise.
+ PING_COUNT=100 PING_TIMEOUT=11 ping_do $dev $dst_ip
+ check_err $? "Ping failed"
+
+ tc_check_at_least_x_packets "dev $rp1 egress" 101 10 100
+ check_err $? "Encapsulated packets did not go through router"
+
+ tc_check_at_least_x_packets "dev $swp1 egress" 101 10 100
+ check_err $? "Decapsulated packets did not go through switch"
+
+ log_test "ping: $info"
+
+ tc filter del dev $swp1 egress
+ tc filter del dev $rp1 egress
+}
+
+ping_ipv4()
+{
+ RET=0
+
+ local local_sw_ip=2001:db8:3::1
+ local remote_ns1_ip=2001:db8:4::1
+ local remote_ns2_ip=2001:db8:5::1
+ local h1_10_ip=192.0.2.1
+ local h1_20_ip=198.51.100.1
+ local w2_10_ns1_ip=192.0.2.3
+ local w2_10_ns2_ip=192.0.2.4
+ local w2_20_ns1_ip=198.51.100.3
+ local w2_20_ns2_ip=198.51.100.4
+
+ ping_test $h1.10 192.0.2.2 ": local->local vid 10"
+ ping_test $h1.20 198.51.100.2 ": local->local vid 20"
+
+ __ping_ipv4 $local_sw_ip $remote_ns1_ip $h1_10_ip $w2_10_ns1_ip $h1.10 \
+ "local->remote 1 vid 10"
+ __ping_ipv4 $local_sw_ip $remote_ns2_ip $h1_10_ip $w2_10_ns2_ip $h1.10 \
+ "local->remote 2 vid 10"
+ __ping_ipv4 $local_sw_ip $remote_ns1_ip $h1_20_ip $w2_20_ns1_ip $h1.20 \
+ "local->remote 1 vid 20"
+ __ping_ipv4 $local_sw_ip $remote_ns2_ip $h1_20_ip $w2_20_ns2_ip $h1.20 \
+ "local->remote 2 vid 20"
+}
+
+__ping_ipv6()
+{
+ local vxlan_local_ip=$1; shift
+ local vxlan_remote_ip=$1; shift
+ local src_ip=$1; shift
+ local dst_ip=$1; shift
+ local dev=$1; shift
+ local info=$1; shift
+
+ RET=0
+
+ tc filter add dev $rp1 egress protocol ipv6 pref 1 handle 101 \
+ flower ip_proto udp src_ip $vxlan_local_ip \
+ dst_ip $vxlan_remote_ip dst_port $VXPORT $TC_FLAG action pass
+ # Match ICMP-reply packets after decapsulation, so source IP is
+ # destination IP of the ping and destination IP is source IP of the
+ # ping.
+ tc filter add dev $swp1 egress protocol 802.1q pref 1 handle 101 \
+ flower vlan_ethtype ipv6 src_ip $dst_ip dst_ip $src_ip \
+ $TC_FLAG action pass
+
+ # Send 100 packets and verify that at least 100 packets hit the rule,
+ # to overcome neighbor discovery noise.
+ PING_COUNT=100 PING_TIMEOUT=11 ping6_do $dev $dst_ip
+ check_err $? "Ping failed"
+
+ tc_check_at_least_x_packets "dev $rp1 egress" 101 100
+ check_err $? "Encapsulated packets did not go through router"
+
+ tc_check_at_least_x_packets "dev $swp1 egress" 101 100
+ check_err $? "Decapsulated packets did not go through switch"
+
+ log_test "ping6: $info"
+
+ tc filter del dev $swp1 egress
+ tc filter del dev $rp1 egress
+}
+
+ping_ipv6()
+{
+ RET=0
+
+ local local_sw_ip=2001:db8:3::1
+ local remote_ns1_ip=2001:db8:4::1
+ local remote_ns2_ip=2001:db8:5::1
+ local h1_10_ip=2001:db8:1::1
+ local h1_20_ip=2001:db8:2::1
+ local w2_10_ns1_ip=2001:db8:1::3
+ local w2_10_ns2_ip=2001:db8:1::4
+ local w2_20_ns1_ip=2001:db8:2::3
+ local w2_20_ns2_ip=2001:db8:2::4
+
+ ping6_test $h1.10 2001:db8:1::2 ": local->local vid 10"
+ ping6_test $h1.20 2001:db8:2::2 ": local->local vid 20"
+
+ __ping_ipv6 $local_sw_ip $remote_ns1_ip $h1_10_ip $w2_10_ns1_ip $h1.10 \
+ "local->remote 1 vid 10"
+ __ping_ipv6 $local_sw_ip $remote_ns2_ip $h1_10_ip $w2_10_ns2_ip $h1.10 \
+ "local->remote 2 vid 10"
+ __ping_ipv6 $local_sw_ip $remote_ns1_ip $h1_20_ip $w2_20_ns1_ip $h1.20 \
+ "local->remote 1 vid 20"
+ __ping_ipv6 $local_sw_ip $remote_ns2_ip $h1_20_ip $w2_20_ns2_ip $h1.20 \
+ "local->remote 2 vid 20"
+}
+
+maybe_in_ns()
+{
+ echo ${1:+in_ns} $1
+}
+
+__flood_counter_add_del()
+{
+ local add_del=$1; shift
+ local dst_ip=$1; shift
+ local dev=$1; shift
+ local ns=$1; shift
+
+ # Putting the ICMP capture both to HW and to SW will end up
+ # double-counting the packets that are trapped to slow path, such as for
+ # the unicast test. Adding either skip_hw or skip_sw fixes this problem,
+ # but with skip_hw, the flooded packets are not counted at all, because
+ # those are dropped due to MAC address mismatch; and skip_sw is a no-go
+ # for veth-based topologies.
+ #
+ # So try to install with skip_sw and fall back to skip_sw if that fails.
+
+ $(maybe_in_ns $ns) tc filter $add_del dev "$dev" ingress \
+ proto ipv6 pref 100 flower dst_ip $dst_ip ip_proto \
+ icmpv6 skip_sw action pass 2>/dev/null || \
+ $(maybe_in_ns $ns) tc filter $add_del dev "$dev" ingress \
+ proto ipv6 pref 100 flower dst_ip $dst_ip ip_proto \
+ icmpv6 skip_hw action pass
+}
+
+flood_counter_install()
+{
+ __flood_counter_add_del add "$@"
+}
+
+flood_counter_uninstall()
+{
+ __flood_counter_add_del del "$@"
+}
+
+flood_fetch_stat()
+{
+ local dev=$1; shift
+ local ns=$1; shift
+
+ $(maybe_in_ns $ns) tc_rule_stats_get $dev 100 ingress
+}
+
+flood_fetch_stats()
+{
+ local counters=("${@}")
+ local counter
+
+ for counter in "${counters[@]}"; do
+ flood_fetch_stat $counter
+ done
+}
+
+vxlan_flood_test()
+{
+ local mac=$1; shift
+ local dst=$1; shift
+ local vid=$1; shift
+ local -a expects=("${@}")
+
+ local -a counters=($h2 "vx10 ns1" "vx20 ns1" "vx10 ns2" "vx20 ns2")
+ local counter
+ local key
+
+ # Packets reach the local host tagged whereas they reach the VxLAN
+ # devices untagged. In order to be able to use the same filter for
+ # all counters, make sure the packets also reach the local host
+ # untagged
+ bridge vlan add vid $vid dev $swp2 untagged
+ for counter in "${counters[@]}"; do
+ flood_counter_install $dst $counter
+ done
+
+ local -a t0s=($(flood_fetch_stats "${counters[@]}"))
+ $MZ -6 $h1 -Q $vid -c 10 -d 100msec -p 64 -b $mac -B $dst -t icmp6 type=128 -q
+ sleep 1
+ local -a t1s=($(flood_fetch_stats "${counters[@]}"))
+
+ for key in ${!t0s[@]}; do
+ local delta=$((t1s[$key] - t0s[$key]))
+ local expect=${expects[$key]}
+
+ ((expect == delta))
+ check_err $? "${counters[$key]}: Expected to capture $expect packets, got $delta."
+ done
+
+ for counter in "${counters[@]}"; do
+ flood_counter_uninstall $dst $counter
+ done
+ bridge vlan add vid $vid dev $swp2
+}
+
+__test_flood()
+{
+ local mac=$1; shift
+ local dst=$1; shift
+ local vid=$1; shift
+ local what=$1; shift
+ local -a expects=("${@}")
+
+ RET=0
+
+ vxlan_flood_test $mac $dst $vid "${expects[@]}"
+
+ log_test "VXLAN: $what"
+}
+
+test_flood()
+{
+ __test_flood de:ad:be:ef:13:37 2001:db8:1::100 10 "flood vlan 10" \
+ 10 10 0 10 0
+ __test_flood ca:fe:be:ef:13:37 2001:db8:2::100 20 "flood vlan 20" \
+ 10 0 10 0 10
+}
+
+vxlan_fdb_add_del()
+{
+ local add_del=$1; shift
+ local vid=$1; shift
+ local mac=$1; shift
+ local dev=$1; shift
+ local dst=$1; shift
+
+ bridge fdb $add_del dev $dev $mac self static permanent \
+ ${dst:+dst} $dst 2>/dev/null
+ bridge fdb $add_del dev $dev $mac master static vlan $vid 2>/dev/null
+}
+
+__test_unicast()
+{
+ local mac=$1; shift
+ local dst=$1; shift
+ local hit_idx=$1; shift
+ local vid=$1; shift
+ local what=$1; shift
+
+ RET=0
+
+ local -a expects=(0 0 0 0 0)
+ expects[$hit_idx]=10
+
+ vxlan_flood_test $mac $dst $vid "${expects[@]}"
+
+ log_test "VXLAN: $what"
+}
+
+test_unicast()
+{
+ local -a targets=("$h2_mac $h2"
+ "$r1_mac vx10 2001:db8:4::1"
+ "$r2_mac vx10 2001:db8:5::1")
+ local target
+
+ log_info "unicast vlan 10"
+
+ for target in "${targets[@]}"; do
+ vxlan_fdb_add_del add 10 $target
+ done
+
+ __test_unicast $h2_mac 2001:db8:1::2 0 10 "local MAC unicast"
+ __test_unicast $r1_mac 2001:db8:1::3 1 10 "remote MAC 1 unicast"
+ __test_unicast $r2_mac 2001:db8:1::4 3 10 "remote MAC 2 unicast"
+
+ for target in "${targets[@]}"; do
+ vxlan_fdb_add_del del 10 $target
+ done
+
+ log_info "unicast vlan 20"
+
+ targets=("$h2_mac $h2" "$r1_mac vx20 2001:db8:4::1" \
+ "$r2_mac vx20 2001:db8:5::1")
+
+ for target in "${targets[@]}"; do
+ vxlan_fdb_add_del add 20 $target
+ done
+
+ __test_unicast $h2_mac 2001:db8:2::2 0 20 "local MAC unicast"
+ __test_unicast $r1_mac 2001:db8:2::3 2 20 "remote MAC 1 unicast"
+ __test_unicast $r2_mac 2001:db8:2::4 4 20 "remote MAC 2 unicast"
+
+ for target in "${targets[@]}"; do
+ vxlan_fdb_add_del del 20 $target
+ done
+}
+
+test_pvid()
+{
+ local -a expects=(0 0 0 0 0)
+ local mac=de:ad:be:ef:13:37
+ local dst=2001:db8:1::100
+ local vid=10
+
+ # Check that flooding works
+ RET=0
+
+ expects[0]=10; expects[1]=10; expects[3]=10
+ vxlan_flood_test $mac $dst $vid "${expects[@]}"
+
+ log_test "VXLAN: flood before pvid off"
+
+ # Toggle PVID off and test that flood to remote hosts does not work
+ RET=0
+
+ bridge vlan add vid 10 dev vx10
+
+ expects[0]=10; expects[1]=0; expects[3]=0
+ vxlan_flood_test $mac $dst $vid "${expects[@]}"
+
+ log_test "VXLAN: flood after pvid off"
+
+ # Toggle PVID on and test that flood to remote hosts does work
+ RET=0
+
+ bridge vlan add vid 10 dev vx10 pvid untagged
+
+ expects[0]=10; expects[1]=10; expects[3]=10
+ vxlan_flood_test $mac $dst $vid "${expects[@]}"
+
+ log_test "VXLAN: flood after pvid on"
+
+ # Add a new VLAN and test that it does not affect flooding
+ RET=0
+
+ bridge vlan add vid 30 dev vx10
+
+ expects[0]=10; expects[1]=10; expects[3]=10
+ vxlan_flood_test $mac $dst $vid "${expects[@]}"
+
+ bridge vlan del vid 30 dev vx10
+
+ log_test "VXLAN: flood after vlan add"
+
+ # Remove currently mapped VLAN and test that flood to remote hosts does
+ # not work
+ RET=0
+
+ bridge vlan del vid 10 dev vx10
+
+ expects[0]=10; expects[1]=0; expects[3]=0
+ vxlan_flood_test $mac $dst $vid "${expects[@]}"
+
+ log_test "VXLAN: flood after vlan delete"
+
+ # Re-add the VLAN and test that flood to remote hosts does work
+ RET=0
+
+ bridge vlan add vid 10 dev vx10 pvid untagged
+
+ expects[0]=10; expects[1]=10; expects[3]=10
+ vxlan_flood_test $mac $dst $vid "${expects[@]}"
+
+ log_test "VXLAN: flood after vlan re-add"
+}
+
+test_all()
+{
+ log_info "Running tests with UDP port $VXPORT"
+ tests_run
+}
+
+trap cleanup EXIT
+
+setup_prepare
+setup_wait
+test_all
+
+exit $EXIT_STATUS
diff --git a/tools/testing/selftests/net/forwarding/vxlan_bridge_1q_port_8472_ipv6.sh b/tools/testing/selftests/net/forwarding/vxlan_bridge_1q_port_8472_ipv6.sh
new file mode 100755
index 000000000000..344f43ccb755
--- /dev/null
+++ b/tools/testing/selftests/net/forwarding/vxlan_bridge_1q_port_8472_ipv6.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# A wrapper to run VXLAN tests with an unusual port number.
+
+VXPORT=8472
+ALL_TESTS="
+ ping_ipv4
+ ping_ipv6
+"
+source vxlan_bridge_1q_ipv6.sh
--
2.31.1
^ permalink raw reply related [flat|nested] 10+ messages in thread* [PATCH net-next 5/8] selftests: forwarding: vxlan_bridge_1q: Remove unused function
2021-12-21 14:49 [PATCH net-next 0/8] Add tests for VxLAN with IPv6 underlay Amit Cohen
` (3 preceding siblings ...)
2021-12-21 14:49 ` [PATCH net-next 4/8] selftests: forwarding: Add VxLAN tests with a VLAN-aware " Amit Cohen
@ 2021-12-21 14:49 ` Amit Cohen
2021-12-21 14:49 ` [PATCH net-next 6/8] selftests: forwarding: Add a test for VxLAN asymmetric routing with IPv6 Amit Cohen
` (3 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: Amit Cohen @ 2021-12-21 14:49 UTC (permalink / raw)
To: netdev; +Cc: davem, kuba, mlxsw, idosch, Amit Cohen, Petr Machata
Remove `vxlan_ping_test()` which is not used and probably was copied
mistakenly from vxlan_bridge_1d.sh.
This was found while adding an equivalent test for IPv6.
Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
---
.../net/forwarding/vxlan_bridge_1q.sh | 20 -------------------
1 file changed, 20 deletions(-)
diff --git a/tools/testing/selftests/net/forwarding/vxlan_bridge_1q.sh b/tools/testing/selftests/net/forwarding/vxlan_bridge_1q.sh
index a5789721ba92..a596bbf3ed6a 100755
--- a/tools/testing/selftests/net/forwarding/vxlan_bridge_1q.sh
+++ b/tools/testing/selftests/net/forwarding/vxlan_bridge_1q.sh
@@ -680,26 +680,6 @@ test_pvid()
log_test "VXLAN: flood after vlan re-add"
}
-vxlan_ping_test()
-{
- local ping_dev=$1; shift
- local ping_dip=$1; shift
- local ping_args=$1; shift
- local capture_dev=$1; shift
- local capture_dir=$1; shift
- local capture_pref=$1; shift
- local expect=$1; shift
-
- local t0=$(tc_rule_stats_get $capture_dev $capture_pref $capture_dir)
- ping_do $ping_dev $ping_dip "$ping_args"
- local t1=$(tc_rule_stats_get $capture_dev $capture_pref $capture_dir)
- local delta=$((t1 - t0))
-
- # Tolerate a couple stray extra packets.
- ((expect <= delta && delta <= expect + 2))
- check_err $? "$capture_dev: Expected to capture $expect packets, got $delta."
-}
-
__test_learning()
{
local -a expects=(0 0 0 0 0)
--
2.31.1
^ permalink raw reply related [flat|nested] 10+ messages in thread* [PATCH net-next 6/8] selftests: forwarding: Add a test for VxLAN asymmetric routing with IPv6
2021-12-21 14:49 [PATCH net-next 0/8] Add tests for VxLAN with IPv6 underlay Amit Cohen
` (4 preceding siblings ...)
2021-12-21 14:49 ` [PATCH net-next 5/8] selftests: forwarding: vxlan_bridge_1q: Remove unused function Amit Cohen
@ 2021-12-21 14:49 ` Amit Cohen
2021-12-21 14:49 ` [PATCH net-next 7/8] selftests: forwarding: Add a test for VxLAN symmetric " Amit Cohen
` (2 subsequent siblings)
8 siblings, 0 replies; 10+ messages in thread
From: Amit Cohen @ 2021-12-21 14:49 UTC (permalink / raw)
To: netdev; +Cc: davem, kuba, mlxsw, idosch, Amit Cohen, Petr Machata
In asymmetric routing the ingress VTEP routes the packet into the
correct VxLAN tunnel, whereas the egress VTEP only bridges the packet to
the correct host. Therefore, packets in different directions use
different VNIs - the target VNI.
Add a test which is similar to the existing IPv4 test to check IPv6.
The test uses a simple topology with two VTEPs and two VNIs and verifies
that ping passes between hosts (local / remote) in the same VLAN (VNI)
and in different VLANs belonging to the same tenant (VRF).
While the test does not check VM mobility, it does configure an anycast
gateway using a macvlan device on both VTEPs.
Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
---
.../net/forwarding/vxlan_asymmetric_ipv6.sh | 504 ++++++++++++++++++
1 file changed, 504 insertions(+)
create mode 100755 tools/testing/selftests/net/forwarding/vxlan_asymmetric_ipv6.sh
diff --git a/tools/testing/selftests/net/forwarding/vxlan_asymmetric_ipv6.sh b/tools/testing/selftests/net/forwarding/vxlan_asymmetric_ipv6.sh
new file mode 100755
index 000000000000..f4930098974f
--- /dev/null
+++ b/tools/testing/selftests/net/forwarding/vxlan_asymmetric_ipv6.sh
@@ -0,0 +1,504 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# +--------------------------------+ +-----------------------------+
+# | vrf-h1 | | vrf-h2 |
+# | + $h1 | | + $h2 |
+# | | 2001:db8:1::1/64 | | | 2001:db8:2::1/64 |
+# | | default via 2001:db8:1::3 | | | default via 2001:db8:2::3 |
+# +----|---------------------------+ +-|---------------------------+
+# | |
+# +----|------------------------------------------|---------------------------+
+# | SW | | |
+# | +--|------------------------------------------|-------------------------+ |
+# | | + $swp1 br1 + $swp2 | |
+# | | vid 10 pvid untagged vid 20 pvid untagged | |
+# | | | |
+# | | + vx10 + vx20 | |
+# | | local 2001:db8:3::1 local 2001:db8:3::1 | |
+# | | remote 2001:db8:3::2 remote 2001:db8:3::2 | |
+# | | id 1000 id 2000 | |
+# | | dstport 4789 dstport 4789 | |
+# | | vid 10 pvid untagged vid 20 pvid untagged | |
+# | | | |
+# | +-----------------------------------+-----------------------------------+ |
+# | | |
+# | +-----------------------------------|-----------------------------------+ |
+# | | | | |
+# | | +--------------------------------+--------------------------------+ | |
+# | | | | | |
+# | | + vlan10 vlan20 + | |
+# | | | 2001:db8:1::2/64 2001:db8:2::2/64 | | |
+# | | | | | |
+# | | + vlan10-v (macvlan) vlan20-v (macvlan) + | |
+# | | 2001:db8:1::3/64 2001:db8:2::3/64 | |
+# | | 00:00:5e:00:01:01 00:00:5e:00:01:01 | |
+# | | vrf-green | |
+# | +-----------------------------------------------------------------------+ |
+# | |
+# | + $rp1 +lo |
+# | | 2001:db8:4::1/64 2001:db8:3::1/128 |
+# +----|----------------------------------------------------------------------+
+# |
+# +----|--------------------------------------------------------+
+# | | vrf-spine |
+# | + $rp2 |
+# | 2001:db8:4::2/64 |
+# | | (maybe) HW
+# =============================================================================
+# | | (likely) SW
+# | |
+# | + v1 (veth) |
+# | | 2001:db8:5::2/64 |
+# +----|--------------------------------------------------------+
+# |
+# +----|----------------------------------------------------------------------+
+# | + v2 (veth) +lo NS1 (netns) |
+# | 2001:db8:5::1/64 2001:db8:3::2/128 |
+# | |
+# | +-----------------------------------------------------------------------+ |
+# | | vrf-green | |
+# | | + vlan10-v (macvlan) vlan20-v (macvlan) + | |
+# | | | 2001:db8:1::3/64 2001:db8:2::3/64 | | |
+# | | | 00:00:5e:00:01:01 00:00:5e:00:01:01 | | |
+# | | | | | |
+# | | + vlan10 vlan20 + | |
+# | | | 2001:db8:1::3/64 2001:db8:2::3/64 | | |
+# | | | | | |
+# | | +--------------------------------+--------------------------------+ | |
+# | | | | |
+# | +-----------------------------------|-----------------------------------+ |
+# | | |
+# | +-----------------------------------+-----------------------------------+ |
+# | | | |
+# | | + vx10 + vx20 | |
+# | | local 2001:db8:3::2 local 2001:db8:3::2 | |
+# | | remote 2001:db8:3::1 remote 2001:db8:3::1 | |
+# | | id 1000 id 2000 | |
+# | | dstport 4789 dstport 4789 | |
+# | | vid 10 pvid untagged vid 20 pvid untagged | |
+# | | | |
+# | | + w1 (veth) + w3 (veth) | |
+# | | | vid 10 pvid untagged br1 | vid 20 pvid untagged | |
+# | +--|------------------------------------------|-------------------------+ |
+# | | | |
+# | | | |
+# | +--|----------------------+ +--|-------------------------+ |
+# | | | vrf-h1 | | | vrf-h2 | |
+# | | + w2 (veth) | | + w4 (veth) | |
+# | | 2001:db8:1::4/64 | | 2001:db8:2::4/64 | |
+# | | default via | | default via | |
+# | | 2001:db8:1::3/64 | | 2001:db8:2::3/64 | |
+# | +-------------------------+ +----------------------------+ |
+# +---------------------------------------------------------------------------+
+
+ALL_TESTS="
+ ping_ipv6
+ arp_decap
+"
+NUM_NETIFS=6
+source lib.sh
+
+require_command $ARPING
+
+hx_create()
+{
+ local vrf_name=$1; shift
+ local if_name=$1; shift
+ local ip_addr=$1; shift
+ local gw_ip=$1; shift
+
+ vrf_create $vrf_name
+ ip link set dev $if_name master $vrf_name
+ ip link set dev $vrf_name up
+ ip link set dev $if_name up
+
+ ip address add $ip_addr/64 dev $if_name
+ ip neigh replace $gw_ip lladdr 00:00:5e:00:01:01 nud permanent \
+ dev $if_name
+ ip route add default vrf $vrf_name nexthop via $gw_ip
+}
+export -f hx_create
+
+hx_destroy()
+{
+ local vrf_name=$1; shift
+ local if_name=$1; shift
+ local ip_addr=$1; shift
+ local gw_ip=$1; shift
+
+ ip route del default vrf $vrf_name nexthop via $gw_ip
+ ip neigh del $gw_ip dev $if_name
+ ip address del $ip_addr/64 dev $if_name
+
+ ip link set dev $if_name down
+ vrf_destroy $vrf_name
+}
+
+h1_create()
+{
+ hx_create "vrf-h1" $h1 2001:db8:1::1 2001:db8:1::3
+}
+
+h1_destroy()
+{
+ hx_destroy "vrf-h1" $h1 2001:db8:1::1 2001:db8:1::3
+}
+
+h2_create()
+{
+ hx_create "vrf-h2" $h2 2001:db8:2::1 2001:db8:2::3
+}
+
+h2_destroy()
+{
+ hx_destroy "vrf-h2" $h2 2001:db8:2::1 2001:db8:2::3
+}
+
+switch_create()
+{
+ ip link add name br1 type bridge vlan_filtering 1 vlan_default_pvid 0 \
+ mcast_snooping 0
+ # Make sure the bridge uses the MAC address of the local port and not
+ # that of the VxLAN's device.
+ ip link set dev br1 address $(mac_get $swp1)
+ ip link set dev br1 up
+
+ ip link set dev $rp1 up
+ ip address add dev $rp1 2001:db8:4::1/64
+ ip route add 2001:db8:3::2/128 nexthop via 2001:db8:4::2
+
+ ip link add name vx10 type vxlan id 1000 \
+ local 2001:db8:3::1 remote 2001:db8:3::2 dstport 4789 \
+ nolearning udp6zerocsumrx udp6zerocsumtx tos inherit ttl 100
+ ip link set dev vx10 up
+
+ ip link set dev vx10 master br1
+ bridge vlan add vid 10 dev vx10 pvid untagged
+
+ ip link add name vx20 type vxlan id 2000 \
+ local 2001:db8:3::1 remote 2001:db8:3::2 dstport 4789 \
+ nolearning udp6zerocsumrx udp6zerocsumtx tos inherit ttl 100
+ ip link set dev vx20 up
+
+ ip link set dev vx20 master br1
+ bridge vlan add vid 20 dev vx20 pvid untagged
+
+ ip link set dev $swp1 master br1
+ ip link set dev $swp1 up
+ bridge vlan add vid 10 dev $swp1 pvid untagged
+
+ ip link set dev $swp2 master br1
+ ip link set dev $swp2 up
+ bridge vlan add vid 20 dev $swp2 pvid untagged
+
+ ip address add 2001:db8:3::1/128 dev lo
+
+ # Create SVIs
+ vrf_create "vrf-green"
+ ip link set dev vrf-green up
+
+ ip link add link br1 name vlan10 up master vrf-green type vlan id 10
+ ip address add 2001:db8:1::2/64 dev vlan10
+ ip link add link vlan10 name vlan10-v up master vrf-green \
+ address 00:00:5e:00:01:01 type macvlan mode private
+ ip address add 2001:db8:1::3/64 dev vlan10-v
+
+ ip link add link br1 name vlan20 up master vrf-green type vlan id 20
+ ip address add 2001:db8:2::2/64 dev vlan20
+ ip link add link vlan20 name vlan20-v up master vrf-green \
+ address 00:00:5e:00:01:01 type macvlan mode private
+ ip address add 2001:db8:2::3/64 dev vlan20-v
+
+ bridge vlan add vid 10 dev br1 self
+ bridge vlan add vid 20 dev br1 self
+
+ bridge fdb add 00:00:5e:00:01:01 dev br1 self local vlan 10
+ bridge fdb add 00:00:5e:00:01:01 dev br1 self local vlan 20
+
+}
+
+switch_destroy()
+{
+ bridge fdb del 00:00:5e:00:01:01 dev br1 self local vlan 20
+ bridge fdb del 00:00:5e:00:01:01 dev br1 self local vlan 10
+
+ bridge vlan del vid 20 dev br1 self
+ bridge vlan del vid 10 dev br1 self
+
+ ip link del dev vlan20
+
+ ip link del dev vlan10
+
+ vrf_destroy "vrf-green"
+
+ ip address del 2001:db8:3::1/128 dev lo
+
+ bridge vlan del vid 20 dev $swp2
+ ip link set dev $swp2 down
+ ip link set dev $swp2 nomaster
+
+ bridge vlan del vid 10 dev $swp1
+ ip link set dev $swp1 down
+ ip link set dev $swp1 nomaster
+
+ bridge vlan del vid 20 dev vx20
+ ip link set dev vx20 nomaster
+
+ ip link set dev vx20 down
+ ip link del dev vx20
+
+ bridge vlan del vid 10 dev vx10
+ ip link set dev vx10 nomaster
+
+ ip link set dev vx10 down
+ ip link del dev vx10
+
+ ip route del 2001:db8:3::2 nexthop via 2001:db8:4::2
+ ip address del dev $rp1 2001:db8:4::1/64
+ ip link set dev $rp1 down
+
+ ip link set dev br1 down
+ ip link del dev br1
+}
+
+spine_create()
+{
+ vrf_create "vrf-spine"
+ ip link set dev $rp2 master vrf-spine
+ ip link set dev v1 master vrf-spine
+ ip link set dev vrf-spine up
+ ip link set dev $rp2 up
+ ip link set dev v1 up
+
+ ip address add 2001:db8:4::2/64 dev $rp2
+ ip address add 2001:db8:5::2/64 dev v1
+
+ ip route add 2001:db8:3::1/128 vrf vrf-spine nexthop via \
+ 2001:db8:4::1
+ ip route add 2001:db8:3::2/128 vrf vrf-spine nexthop via \
+ 2001:db8:5::1
+}
+
+spine_destroy()
+{
+ ip route del 2001:db8:3::2/128 vrf vrf-spine nexthop via \
+ 2001:db8:5::1
+ ip route del 2001:db8:3::1/128 vrf vrf-spine nexthop via \
+ 2001:db8:4::1
+
+ ip address del 2001:db8:5::2/64 dev v1
+ ip address del 2001:db8:4::2/64 dev $rp2
+
+ ip link set dev v1 down
+ ip link set dev $rp2 down
+ vrf_destroy "vrf-spine"
+}
+
+ns_h1_create()
+{
+ hx_create "vrf-h1" w2 2001:db8:1::4 2001:db8:1::3
+}
+export -f ns_h1_create
+
+ns_h2_create()
+{
+ hx_create "vrf-h2" w4 2001:db8:2::4 2001:db8:2::3
+}
+export -f ns_h2_create
+
+ns_switch_create()
+{
+ ip link add name br1 type bridge vlan_filtering 1 vlan_default_pvid 0 \
+ mcast_snooping 0
+ ip link set dev br1 up
+
+ ip link set dev v2 up
+ ip address add dev v2 2001:db8:5::1/64
+ ip route add 2001:db8:3::1 nexthop via 2001:db8:5::2
+
+ ip link add name vx10 type vxlan id 1000 \
+ local 2001:db8:3::2 remote 2001:db8:3::1 dstport 4789 \
+ nolearning udp6zerocsumrx udp6zerocsumtx tos inherit ttl 100
+ ip link set dev vx10 up
+
+ ip link set dev vx10 master br1
+ bridge vlan add vid 10 dev vx10 pvid untagged
+
+ ip link add name vx20 type vxlan id 2000 \
+ local 2001:db8:3::2 remote 2001:db8:3::1 dstport 4789 \
+ nolearning udp6zerocsumrx udp6zerocsumtx tos inherit ttl 100
+ ip link set dev vx20 up
+
+ ip link set dev vx20 master br1
+ bridge vlan add vid 20 dev vx20 pvid untagged
+
+ ip link set dev w1 master br1
+ ip link set dev w1 up
+ bridge vlan add vid 10 dev w1 pvid untagged
+
+ ip link set dev w3 master br1
+ ip link set dev w3 up
+ bridge vlan add vid 20 dev w3 pvid untagged
+
+ ip address add 2001:db8:3::2/128 dev lo
+
+ # Create SVIs
+ vrf_create "vrf-green"
+ ip link set dev vrf-green up
+
+ ip link add link br1 name vlan10 up master vrf-green type vlan id 10
+ ip address add 2001:db8:1::3/64 dev vlan10
+ ip link add link vlan10 name vlan10-v up master vrf-green \
+ address 00:00:5e:00:01:01 type macvlan mode private
+ ip address add 2001:db8:1::3/64 dev vlan10-v
+
+ ip link add link br1 name vlan20 up master vrf-green type vlan id 20
+ ip address add 2001:db8:2::3/64 dev vlan20
+ ip link add link vlan20 name vlan20-v up master vrf-green \
+ address 00:00:5e:00:01:01 type macvlan mode private
+ ip address add 2001:db8:2::3/64 dev vlan20-v
+
+ bridge vlan add vid 10 dev br1 self
+ bridge vlan add vid 20 dev br1 self
+
+ bridge fdb add 00:00:5e:00:01:01 dev br1 self local vlan 10
+ bridge fdb add 00:00:5e:00:01:01 dev br1 self local vlan 20
+}
+export -f ns_switch_create
+
+ns_init()
+{
+ ip link add name w1 type veth peer name w2
+ ip link add name w3 type veth peer name w4
+
+ ip link set dev lo up
+
+ ns_h1_create
+ ns_h2_create
+ ns_switch_create
+}
+export -f ns_init
+
+ns1_create()
+{
+ ip netns add ns1
+ ip link set dev v2 netns ns1
+ in_ns ns1 ns_init
+}
+
+ns1_destroy()
+{
+ ip netns exec ns1 ip link set dev v2 netns 1
+ ip netns del ns1
+}
+
+macs_populate()
+{
+ local mac1=$1; shift
+ local mac2=$1; shift
+ local ip1=$1; shift
+ local ip2=$1; shift
+ local dst=$1; shift
+
+ bridge fdb add $mac1 dev vx10 self master extern_learn static \
+ dst $dst vlan 10
+ bridge fdb add $mac2 dev vx20 self master extern_learn static \
+ dst $dst vlan 20
+
+ ip neigh add $ip1 lladdr $mac1 nud noarp dev vlan10 \
+ extern_learn
+ ip neigh add $ip2 lladdr $mac2 nud noarp dev vlan20 \
+ extern_learn
+}
+export -f macs_populate
+
+macs_initialize()
+{
+ local h1_ns_mac=$(in_ns ns1 mac_get w2)
+ local h2_ns_mac=$(in_ns ns1 mac_get w4)
+ local h1_mac=$(mac_get $h1)
+ local h2_mac=$(mac_get $h2)
+
+ macs_populate $h1_ns_mac $h2_ns_mac 2001:db8:1::4 2001:db8:2::4 \
+ 2001:db8:3::2
+ in_ns ns1 macs_populate $h1_mac $h2_mac 2001:db8:1::1 2001:db8:2::1 \
+ 2001:db8:3::1
+}
+
+setup_prepare()
+{
+ h1=${NETIFS[p1]}
+ swp1=${NETIFS[p2]}
+
+ swp2=${NETIFS[p3]}
+ h2=${NETIFS[p4]}
+
+ rp1=${NETIFS[p5]}
+ rp2=${NETIFS[p6]}
+
+ vrf_prepare
+ forwarding_enable
+
+ h1_create
+ h2_create
+ switch_create
+
+ ip link add name v1 type veth peer name v2
+ spine_create
+ ns1_create
+ in_ns ns1 forwarding_enable
+
+ macs_initialize
+}
+
+cleanup()
+{
+ pre_cleanup
+
+ ns1_destroy
+ spine_destroy
+ ip link del dev v1
+
+ switch_destroy
+ h2_destroy
+ h1_destroy
+
+ forwarding_restore
+ vrf_cleanup
+}
+
+ping_ipv6()
+{
+ ping6_test $h1 2001:db8:2::1 ": local->local vid 10->vid 20"
+ ping6_test $h1 2001:db8:1::4 ": local->remote vid 10->vid 10"
+ ping6_test $h2 2001:db8:2::4 ": local->remote vid 20->vid 20"
+ ping6_test $h1 2001:db8:2::4 ": local->remote vid 10->vid 20"
+ ping6_test $h2 2001:db8:1::4 ": local->remote vid 20->vid 10"
+}
+
+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 2001:db8:1::4 dev vlan10
+ ip neigh del 2001:db8:2::4 dev vlan20
+
+ ping_ipv6
+
+ ip neigh replace 2001:db8:1::4 lladdr $(in_ns ns1 mac_get w2) \
+ nud noarp dev vlan10 extern_learn
+ ip neigh replace 2001:db8:2::4 lladdr $(in_ns ns1 mac_get w4) \
+ nud noarp dev vlan20 extern_learn
+}
+
+trap cleanup EXIT
+
+setup_prepare
+setup_wait
+
+tests_run
+
+exit $EXIT_STATUS
--
2.31.1
^ permalink raw reply related [flat|nested] 10+ messages in thread* [PATCH net-next 7/8] selftests: forwarding: Add a test for VxLAN symmetric routing with IPv6
2021-12-21 14:49 [PATCH net-next 0/8] Add tests for VxLAN with IPv6 underlay Amit Cohen
` (5 preceding siblings ...)
2021-12-21 14:49 ` [PATCH net-next 6/8] selftests: forwarding: Add a test for VxLAN asymmetric routing with IPv6 Amit Cohen
@ 2021-12-21 14:49 ` Amit Cohen
2021-12-21 14:49 ` [PATCH net-next 8/8] selftests: forwarding: Add Q-in-VNI test for IPv6 Amit Cohen
2021-12-23 1:30 ` [PATCH net-next 0/8] Add tests for VxLAN with IPv6 underlay patchwork-bot+netdevbpf
8 siblings, 0 replies; 10+ messages in thread
From: Amit Cohen @ 2021-12-21 14:49 UTC (permalink / raw)
To: netdev; +Cc: davem, kuba, mlxsw, idosch, Amit Cohen, Petr Machata
In a similar fashion to the asymmetric test, add a test for symmetric
routing. In symmetric routing both the ingress and egress VTEPs perform
routing in the overlay network into / from the VxLAN tunnel. Packets in
different directions use the same VNI - the L3 VNI.
Different tenants (VRFs) use different L3 VNIs.
Add a test which is similar to the existing IPv4 test to check IPv6.
Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
---
.../net/forwarding/vxlan_symmetric_ipv6.sh | 563 ++++++++++++++++++
1 file changed, 563 insertions(+)
create mode 100755 tools/testing/selftests/net/forwarding/vxlan_symmetric_ipv6.sh
diff --git a/tools/testing/selftests/net/forwarding/vxlan_symmetric_ipv6.sh b/tools/testing/selftests/net/forwarding/vxlan_symmetric_ipv6.sh
new file mode 100755
index 000000000000..904633427fd0
--- /dev/null
+++ b/tools/testing/selftests/net/forwarding/vxlan_symmetric_ipv6.sh
@@ -0,0 +1,563 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+
+# +--------------------------------+ +-----------------------------+
+# | vrf-h1 | | vrf-h2 |
+# | + $h1 | | + $h2 |
+# | | 2001:db8:1::1/64 | | | 2001:db8:2::1/64 |
+# | | default via 2001:db8:1::3 | | | default via 2001:db8:2::3 |
+# +----|---------------------------+ +-|---------------------------+
+# | |
+# +----|------------------------------------------|---------------------------+
+# | SW | | |
+# | +--|------------------------------------------|-------------------------+ |
+# | | + $swp1 br1 + $swp2 | |
+# | | vid 10 pvid untagged vid 20 pvid untagged | |
+# | | | |
+# | | + vx10 + vx20 | |
+# | | local 2001:db8:3::1 local 2001:db8:3::1 | |
+# | | remote 2001:db8:3::2 remote 2001:db8:3::2 | |
+# | | id 1010 id 1020 | |
+# | | dstport 4789 dstport 4789 | |
+# | | vid 10 pvid untagged vid 20 pvid untagged | |
+# | | | |
+# | | + vx4001 | |
+# | | local 2001:db8:3::1 | |
+# | | remote 2001:db8:3::2 | |
+# | | id 104001 | |
+# | | dstport 4789 | |
+# | | vid 4001 pvid untagged | |
+# | | | |
+# | +-----------------------------------+-----------------------------------+ |
+# | | |
+# | +-----------------------------------|-----------------------------------+ |
+# | | | | |
+# | | +--------------------------------+--------------------------------+ | |
+# | | | | | | |
+# | | + vlan10 | vlan20 + | |
+# | | | 2001:db8:1::2/64 | 2001:db8:2::2/64 | | |
+# | | | | | | |
+# | | + vlan10-v (macvlan) + vlan20-v (macvlan) + | |
+# | | 2001:db8:1::3/64 vlan4001 2001:db8:2::3/64 | |
+# | | 00:00:5e:00:01:01 00:00:5e:00:01:01 | |
+# | | vrf-green | |
+# | +-----------------------------------------------------------------------+ |
+# | |
+# | + $rp1 +lo |
+# | | 2001:db8:4::1/64 2001:db8:3::1 |
+# +----|----------------------------------------------------------------------+
+# |
+# +----|--------------------------------------------------------+
+# | | vrf-spine |
+# | + $rp2 |
+# | 2001:db8:4::2/64 |
+# | | (maybe) HW
+# =============================================================================
+# | | (likely) SW
+# | |
+# | + v1 (veth) |
+# | | 2001:db8:5::2/64 |
+# +----|--------------------------------------------------------+
+# |
+# +----|----------------------------------------------------------------------+
+# | + v2 (veth) +lo NS1 (netns) |
+# | 2001:db8:5::1/64 2001:db8:3::2/128 |
+# | |
+# | +-----------------------------------------------------------------------+ |
+# | | vrf-green | |
+# | | + vlan10-v (macvlan) vlan20-v (macvlan) + | |
+# | | | 2001:db8:1::3/64 2001:db8:2::3/64 | | |
+# | | | 00:00:5e:00:01:01 00:00:5e:00:01:01 | | |
+# | | | vlan4001 | | |
+# | | + vlan10 + vlan20 + | |
+# | | | 2001:db8:1::3/64 | 2001:db8:2::3/64 | | |
+# | | | | | | |
+# | | +--------------------------------+--------------------------------+ | |
+# | | | | |
+# | +-----------------------------------|-----------------------------------+ |
+# | | |
+# | +-----------------------------------+-----------------------------------+ |
+# | | | |
+# | | + vx10 + vx20 | |
+# | | local 2001:db8:3::2 local 2001:db8:3::2 | |
+# | | remote 2001:db8:3::1 remote 2001:db8:3::1 | |
+# | | id 1010 id 1020 | |
+# | | dstport 4789 dstport 4789 | |
+# | | vid 10 pvid untagged vid 20 pvid untagged | |
+# | | | |
+# | | + vx4001 | |
+# | | local 2001:db8:3::2 | |
+# | | remote 2001:db8:3::1 | |
+# | | id 104001 | |
+# | | dstport 4789 | |
+# | | vid 4001 pvid untagged | |
+# | | | |
+# | | + w1 (veth) + w3 (veth) | |
+# | | | vid 10 pvid untagged br1 | vid 20 pvid untagged | |
+# | +--|------------------------------------------|-------------------------+ |
+# | | | |
+# | | | |
+# | +--|----------------------+ +--|-------------------------+ |
+# | | | vrf-h1 | | | vrf-h2 | |
+# | | + w2 (veth) | | + w4 (veth) | |
+# | | 2001:db8:1::4/64 | | 2001:db8:2::4/64 | |
+# | | default via | | default via | |
+# | | 2001:db8:1::3/64 | | 2001:db8:2::3/64 | |
+# | +-------------------------+ +----------------------------+ |
+# +---------------------------------------------------------------------------+
+
+ALL_TESTS="
+ ping_ipv6
+"
+NUM_NETIFS=6
+source lib.sh
+
+hx_create()
+{
+ local vrf_name=$1; shift
+ local if_name=$1; shift
+ local ip_addr=$1; shift
+ local gw_ip=$1; shift
+
+ vrf_create $vrf_name
+ ip link set dev $if_name master $vrf_name
+ ip link set dev $vrf_name up
+ ip link set dev $if_name up
+
+ ip address add $ip_addr/64 dev $if_name
+ ip neigh replace $gw_ip lladdr 00:00:5e:00:01:01 nud permanent \
+ dev $if_name
+ ip route add default vrf $vrf_name nexthop via $gw_ip
+}
+export -f hx_create
+
+hx_destroy()
+{
+ local vrf_name=$1; shift
+ local if_name=$1; shift
+ local ip_addr=$1; shift
+ local gw_ip=$1; shift
+
+ ip route del default vrf $vrf_name nexthop via $gw_ip
+ ip neigh del $gw_ip dev $if_name
+ ip address del $ip_addr/64 dev $if_name
+
+ ip link set dev $if_name down
+ vrf_destroy $vrf_name
+}
+
+h1_create()
+{
+ hx_create "vrf-h1" $h1 2001:db8:1::1 2001:db8:1::3
+}
+
+h1_destroy()
+{
+ hx_destroy "vrf-h1" $h1 2001:db8:1::1 2001:db8:1::3
+}
+
+h2_create()
+{
+ hx_create "vrf-h2" $h2 2001:db8:2::1 2001:db8:2::3
+}
+
+h2_destroy()
+{
+ hx_destroy "vrf-h2" $h2 2001:db8:2::1 2001:db8:2::3
+}
+
+switch_create()
+{
+ ip link add name br1 type bridge vlan_filtering 1 vlan_default_pvid 0 \
+ mcast_snooping 0
+ # Make sure the bridge uses the MAC address of the local port and not
+ # that of the VxLAN's device.
+ ip link set dev br1 address $(mac_get $swp1)
+ ip link set dev br1 up
+
+ ip link set dev $rp1 up
+ ip address add dev $rp1 2001:db8:4::1/64
+ ip route add 2001:db8:3::2/128 nexthop via 2001:db8:4::2
+
+ ip link add name vx10 type vxlan id 1010 \
+ local 2001:db8:3::1 remote 2001:db8:3::2 dstport 4789 \
+ nolearning udp6zerocsumrx udp6zerocsumtx tos inherit ttl 100
+ ip link set dev vx10 up
+
+ ip link set dev vx10 master br1
+ bridge vlan add vid 10 dev vx10 pvid untagged
+
+ ip link add name vx20 type vxlan id 1020 \
+ local 2001:db8:3::1 remote 2001:db8:3::2 dstport 4789 \
+ nolearning udp6zerocsumrx udp6zerocsumtx tos inherit ttl 100
+ ip link set dev vx20 up
+
+ ip link set dev vx20 master br1
+ bridge vlan add vid 20 dev vx20 pvid untagged
+
+ ip link set dev $swp1 master br1
+ ip link set dev $swp1 up
+
+ ip link set dev $swp2 master br1
+ ip link set dev $swp2 up
+
+ ip link add name vx4001 type vxlan id 104001 \
+ local 2001:db8:3::1 dstport 4789 \
+ nolearning udp6zerocsumrx udp6zerocsumtx tos inherit ttl 100
+ ip link set dev vx4001 up
+
+ ip link set dev vx4001 master br1
+ bridge vlan add vid 4001 dev vx4001 pvid untagged
+
+ ip address add 2001:db8:3::1/128 dev lo
+
+ # Create SVIs
+ vrf_create "vrf-green"
+ ip link set dev vrf-green up
+
+ ip link add link br1 name vlan10 up master vrf-green type vlan id 10
+ ip address add 2001:db8:1::2/64 dev vlan10
+ ip link add link vlan10 name vlan10-v up master vrf-green \
+ address 00:00:5e:00:01:01 type macvlan mode private
+ ip address add 2001:db8:1::3/64 dev vlan10-v
+
+ ip link add link br1 name vlan20 up master vrf-green type vlan id 20
+ ip address add 2001:db8:2::2/64 dev vlan20
+ ip link add link vlan20 name vlan20-v up master vrf-green \
+ address 00:00:5e:00:01:01 type macvlan mode private
+ ip address add 2001:db8:2::3/64 dev vlan20-v
+
+ ip link add link br1 name vlan4001 up master vrf-green \
+ type vlan id 4001
+
+ bridge vlan add vid 10 dev br1 self
+ bridge vlan add vid 20 dev br1 self
+ bridge vlan add vid 4001 dev br1 self
+
+ bridge fdb add 00:00:5e:00:01:01 dev br1 self local vlan 10
+ bridge fdb add 00:00:5e:00:01:01 dev br1 self local vlan 20
+
+ bridge vlan add vid 10 dev $swp1 pvid untagged
+ bridge vlan add vid 20 dev $swp2 pvid untagged
+}
+
+switch_destroy()
+{
+ bridge vlan del vid 20 dev br1 self
+ bridge vlan del vid 10 dev br1 self
+
+ bridge fdb del 00:00:5e:00:01:01 dev br1 self local vlan 20
+ bridge fdb del 00:00:5e:00:01:01 dev br1 self local vlan 10
+
+ bridge vlan del vid 4001 dev br1 self
+ ip link del dev vlan4001
+
+ ip link del dev vlan20
+
+ ip link del dev vlan10
+
+ vrf_destroy "vrf-green"
+
+ ip address del 2001:db8:3::1/128 dev lo
+
+ bridge vlan del vid 20 dev $swp2
+ ip link set dev $swp2 down
+ ip link set dev $swp2 nomaster
+
+ bridge vlan del vid 10 dev $swp1
+ ip link set dev $swp1 down
+ ip link set dev $swp1 nomaster
+
+ bridge vlan del vid 4001 dev vx4001
+ ip link set dev vx4001 nomaster
+
+ ip link set dev vx4001 down
+ ip link del dev vx4001
+
+ bridge vlan del vid 20 dev vx20
+ ip link set dev vx20 nomaster
+
+ ip link set dev vx20 down
+ ip link del dev vx20
+
+ bridge vlan del vid 10 dev vx10
+ ip link set dev vx10 nomaster
+
+ ip link set dev vx10 down
+ ip link del dev vx10
+
+ ip route del 2001:db8:3::2 nexthop via 2001:db8:4::2
+ ip address del dev $rp1 2001:db8:4::1/64
+ ip link set dev $rp1 down
+
+ ip link set dev br1 down
+ ip link del dev br1
+}
+
+spine_create()
+{
+ vrf_create "vrf-spine"
+ ip link set dev $rp2 master vrf-spine
+ ip link set dev v1 master vrf-spine
+ ip link set dev vrf-spine up
+ ip link set dev $rp2 up
+ ip link set dev v1 up
+
+ ip address add 2001:db8:4::2/64 dev $rp2
+ ip address add 2001:db8:5::2/64 dev v1
+
+ ip route add 2001:db8:3::1/128 vrf vrf-spine nexthop via \
+ 2001:db8:4::1
+ ip route add 2001:db8:3::2/128 vrf vrf-spine nexthop via \
+ 2001:db8:5::1
+}
+
+spine_destroy()
+{
+ ip route del 2001:db8:3::2/128 vrf vrf-spine nexthop via \
+ 2001:db8:5::1
+ ip route del 2001:db8:3::1/128 vrf vrf-spine nexthop via \
+ 2001:db8:4::1
+
+ ip address del 2001:db8:5::2/64 dev v1
+ ip address del 2001:db8:4::2/64 dev $rp2
+
+ ip link set dev v1 down
+ ip link set dev $rp2 down
+ vrf_destroy "vrf-spine"
+}
+
+ns_h1_create()
+{
+ hx_create "vrf-h1" w2 2001:db8:1::4 2001:db8:1::3
+}
+export -f ns_h1_create
+
+ns_h2_create()
+{
+ hx_create "vrf-h2" w4 2001:db8:2::4 2001:db8:2::3
+}
+export -f ns_h2_create
+
+ns_switch_create()
+{
+ ip link add name br1 type bridge vlan_filtering 1 vlan_default_pvid 0 \
+ mcast_snooping 0
+ ip link set dev br1 up
+
+ ip link set dev v2 up
+ ip address add dev v2 2001:db8:5::1/64
+ ip route add 2001:db8:3::1 nexthop via 2001:db8:5::2
+
+ ip link add name vx10 type vxlan id 1010 \
+ local 2001:db8:3::2 remote 2001:db8:3::1 dstport 4789 \
+ nolearning udp6zerocsumrx udp6zerocsumtx tos inherit ttl 100
+ ip link set dev vx10 up
+
+ ip link set dev vx10 master br1
+ bridge vlan add vid 10 dev vx10 pvid untagged
+
+ ip link add name vx20 type vxlan id 1020 \
+ local 2001:db8:3::2 remote 2001:db8:3::1 dstport 4789 \
+ nolearning udp6zerocsumrx udp6zerocsumtx tos inherit ttl 100
+ ip link set dev vx20 up
+
+ ip link set dev vx20 master br1
+ bridge vlan add vid 20 dev vx20 pvid untagged
+
+ ip link add name vx4001 type vxlan id 104001 \
+ local 2001:db8:3::2 dstport 4789 \
+ nolearning udp6zerocsumrx udp6zerocsumtx tos inherit ttl 100
+ ip link set dev vx4001 up
+
+ ip link set dev vx4001 master br1
+ bridge vlan add vid 4001 dev vx4001 pvid untagged
+
+ ip link set dev w1 master br1
+ ip link set dev w1 up
+ bridge vlan add vid 10 dev w1 pvid untagged
+
+ ip link set dev w3 master br1
+ ip link set dev w3 up
+ bridge vlan add vid 20 dev w3 pvid untagged
+
+ ip address add 2001:db8:3::2/128 dev lo
+
+ # Create SVIs
+ vrf_create "vrf-green"
+ ip link set dev vrf-green up
+
+ ip link add link br1 name vlan10 up master vrf-green type vlan id 10
+ ip address add 2001:db8:1::3/64 dev vlan10
+ ip link add link vlan10 name vlan10-v up master vrf-green \
+ address 00:00:5e:00:01:01 type macvlan mode private
+ ip address add 2001:db8:1::3/64 dev vlan10-v
+
+ ip link add link br1 name vlan20 up master vrf-green type vlan id 20
+ ip address add 2001:db8:2::3/64 dev vlan20
+ ip link add link vlan20 name vlan20-v up master vrf-green \
+ address 00:00:5e:00:01:01 type macvlan mode private
+ ip address add 2001:db8:2::3/64 dev vlan20-v
+
+ ip link add link br1 name vlan4001 up master vrf-green \
+ type vlan id 4001
+
+ bridge vlan add vid 10 dev br1 self
+ bridge vlan add vid 20 dev br1 self
+ bridge vlan add vid 4001 dev br1 self
+
+ bridge fdb add 00:00:5e:00:01:01 dev br1 self local vlan 10
+ bridge fdb add 00:00:5e:00:01:01 dev br1 self local vlan 20
+}
+export -f ns_switch_create
+
+ns_init()
+{
+ ip link add name w1 type veth peer name w2
+ ip link add name w3 type veth peer name w4
+
+ ip link set dev lo up
+
+ ns_h1_create
+ ns_h2_create
+ ns_switch_create
+}
+export -f ns_init
+
+ns1_create()
+{
+ ip netns add ns1
+ ip link set dev v2 netns ns1
+ in_ns ns1 ns_init
+}
+
+ns1_destroy()
+{
+ ip netns exec ns1 ip link set dev v2 netns 1
+ ip netns del ns1
+}
+
+__l2_vni_init()
+{
+ local mac1=$1; shift
+ local mac2=$1; shift
+ local ip1=$1; shift
+ local ip2=$1; shift
+ local dst=$1; shift
+
+ bridge fdb add $mac1 dev vx10 self master extern_learn static \
+ dst $dst vlan 10
+ bridge fdb add $mac2 dev vx20 self master extern_learn static \
+ dst $dst vlan 20
+
+ ip neigh add $ip1 lladdr $mac1 nud noarp dev vlan10 \
+ extern_learn
+ ip neigh add $ip2 lladdr $mac2 nud noarp dev vlan20 \
+ extern_learn
+}
+export -f __l2_vni_init
+
+l2_vni_init()
+{
+ local h1_ns_mac=$(in_ns ns1 mac_get w2)
+ local h2_ns_mac=$(in_ns ns1 mac_get w4)
+ local h1_mac=$(mac_get $h1)
+ local h2_mac=$(mac_get $h2)
+
+ __l2_vni_init $h1_ns_mac $h2_ns_mac 2001:db8:1::4 2001:db8:2::4 \
+ 2001:db8:3::2
+ in_ns ns1 __l2_vni_init $h1_mac $h2_mac 2001:db8:1::1 2001:db8:2::1 \
+ 2001:db8:3::1
+}
+
+__l3_vni_init()
+{
+ local mac=$1; shift
+ local vtep_ip=$1; shift
+ local host1_ip=$1; shift
+ local host2_ip=$1; shift
+
+ bridge fdb add $mac dev vx4001 self master extern_learn static \
+ dst $vtep_ip vlan 4001
+
+ ip neigh add $vtep_ip lladdr $mac nud noarp dev vlan4001 extern_learn
+
+ ip route add $host1_ip/128 vrf vrf-green nexthop via $vtep_ip \
+ dev vlan4001 onlink
+ ip route add $host2_ip/128 vrf vrf-green nexthop via $vtep_ip \
+ dev vlan4001 onlink
+}
+export -f __l3_vni_init
+
+l3_vni_init()
+{
+ local vlan4001_ns_mac=$(in_ns ns1 mac_get vlan4001)
+ local vlan4001_mac=$(mac_get vlan4001)
+
+ __l3_vni_init $vlan4001_ns_mac 2001:db8:3::2 2001:db8:1::4 \
+ 2001:db8:2::4
+ in_ns ns1 __l3_vni_init $vlan4001_mac 2001:db8:3::1 2001:db8:1::1 \
+ 2001:db8:2::1
+}
+
+setup_prepare()
+{
+ h1=${NETIFS[p1]}
+ swp1=${NETIFS[p2]}
+
+ swp2=${NETIFS[p3]}
+ h2=${NETIFS[p4]}
+
+ rp1=${NETIFS[p5]}
+ rp2=${NETIFS[p6]}
+
+ vrf_prepare
+ forwarding_enable
+
+ h1_create
+ h2_create
+ switch_create
+
+ ip link add name v1 type veth peer name v2
+ spine_create
+ ns1_create
+ in_ns ns1 forwarding_enable
+
+ l2_vni_init
+ l3_vni_init
+}
+
+cleanup()
+{
+ pre_cleanup
+
+ ns1_destroy
+ spine_destroy
+ ip link del dev v1
+
+ switch_destroy
+ h2_destroy
+ h1_destroy
+
+ forwarding_restore
+ vrf_cleanup
+}
+
+ping_ipv6()
+{
+ ping6_test $h1 2001:db8:2::1 ": local->local vid 10->vid 20"
+ ping6_test $h1 2001:db8:1::4 ": local->remote vid 10->vid 10"
+ ping6_test $h2 2001:db8:2::4 ": local->remote vid 20->vid 20"
+ ping6_test $h1 2001:db8:2::4 ": local->remote vid 10->vid 20"
+ ping6_test $h2 2001:db8:1::4 ": local->remote vid 20->vid 10"
+}
+
+trap cleanup EXIT
+
+setup_prepare
+setup_wait
+
+tests_run
+
+exit $EXIT_STATUS
--
2.31.1
^ permalink raw reply related [flat|nested] 10+ messages in thread* [PATCH net-next 8/8] selftests: forwarding: Add Q-in-VNI test for IPv6
2021-12-21 14:49 [PATCH net-next 0/8] Add tests for VxLAN with IPv6 underlay Amit Cohen
` (6 preceding siblings ...)
2021-12-21 14:49 ` [PATCH net-next 7/8] selftests: forwarding: Add a test for VxLAN symmetric " Amit Cohen
@ 2021-12-21 14:49 ` Amit Cohen
2021-12-23 1:30 ` [PATCH net-next 0/8] Add tests for VxLAN with IPv6 underlay patchwork-bot+netdevbpf
8 siblings, 0 replies; 10+ messages in thread
From: Amit Cohen @ 2021-12-21 14:49 UTC (permalink / raw)
To: netdev; +Cc: davem, kuba, mlxsw, idosch, Amit Cohen, Petr Machata
Add test to check Q-in-VNI traffic with IPv6 underlay and overlay.
The test is similar to the existing IPv4 test.
Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
---
.../selftests/net/forwarding/q_in_vni_ipv6.sh | 347 ++++++++++++++++++
1 file changed, 347 insertions(+)
create mode 100755 tools/testing/selftests/net/forwarding/q_in_vni_ipv6.sh
diff --git a/tools/testing/selftests/net/forwarding/q_in_vni_ipv6.sh b/tools/testing/selftests/net/forwarding/q_in_vni_ipv6.sh
new file mode 100755
index 000000000000..0548b2b0d416
--- /dev/null
+++ b/tools/testing/selftests/net/forwarding/q_in_vni_ipv6.sh
@@ -0,0 +1,347 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+# +-----------------------+ +------------------------+
+# | H1 (vrf) | | H2 (vrf) |
+# | + $h1.10 | | + $h2.10 |
+# | | 2001:db8:1::1/64 | | | 2001:db8:1::2/64 |
+# | | | | | |
+# | | + $h1.20 | | | + $h2.20 |
+# | \ | 2001:db8:2::1/64 | | \ | 2001:db8:2::2/64 |
+# | \| | | \| |
+# | + $h1 | | + $h2 |
+# +----|------------------+ +----|-------------------+
+# | |
+# +----|--------------------------------------------------|-------------------+
+# | SW | | |
+# | +--|--------------------------------------------------|-----------------+ |
+# | | + $swp1 BR1 (802.1ad) + $swp2 | |
+# | | vid 100 pvid untagged vid 100 pvid | |
+# | | untagged | |
+# | | + vx100 (vxlan) | |
+# | | local 2001:db8:3::1 | |
+# | | remote 2001:db8:4::1 2001:db8:5::1 | |
+# | | id 1000 dstport $VXPORT | |
+# | | vid 100 pvid untagged | |
+# | +-----------------------------------------------------------------------+ |
+# | |
+# | 2001:db8:4::0/64 via 2001:db8:3::2 |
+# | 2001:db8:5::0/64 via 2001:db8:3::2 |
+# | |
+# | + $rp1 |
+# | | 2001:db8:3::1/64 |
+# +----|----------------------------------------------------------------------+
+# |
+# +----|----------------------------------------------------------+
+# | | VRP2 (vrf) |
+# | + $rp2 |
+# | 2001:db8:3::2/64 |
+# | | (maybe) HW
+# =============================================================================
+# | | (likely) SW
+# | + v1 (veth) + v3 (veth) |
+# | | 2001:db8:4::2/64 | 2001:db8:5::2/64 |
+# +----|---------------------------------------|------------------+
+# | |
+# +----|--------------------------------+ +----|-------------------------------+
+# | + v2 (veth) NS1 (netns) | | + v4 (veth) NS2 (netns) |
+# | 2001:db8:4::1/64 | | 2001:db8:5::1/64 |
+# | | | |
+# | 2001:db8:3::0/64 via 2001:db8:4::2 | | 2001:db8:3::0/64 via 2001:db8:5::2 |
+# | 2001:db8:5::1/128 via 2001:db8:4::2 | | 2001:db8:4::1/128 via |
+# | | | 2001:db8:5::2 |
+# | +-------------------------------+ | | +-------------------------------+ |
+# | | BR2 (802.1ad) | | | | BR2 (802.1ad) | |
+# | | + vx100 (vxlan) | | | | + vx100 (vxlan) | |
+# | | local 2001:db8:4::1 | | | | local 2001:db8:5::1 | |
+# | | remote 2001:db8:3::1 | | | | remote 2001:db8:3::1 | |
+# | | remote 2001:db8:5::1 | | | | remote 2001:db8:4::1 | |
+# | | id 1000 dstport $VXPORT | | | | id 1000 dstport $VXPORT | |
+# | | vid 100 pvid untagged | | | | vid 100 pvid untagged | |
+# | | | | | | | |
+# | | + w1 (veth) | | | | + w1 (veth) | |
+# | | | vid 100 pvid untagged | | | | | vid 100 pvid untagged | |
+# | +--|----------------------------+ | | +--|----------------------------+ |
+# | | | | | |
+# | +--|----------------------------+ | | +--|----------------------------+ |
+# | | | VW2 (vrf) | | | | | VW2 (vrf) | |
+# | | + w2 (veth) | | | | + w2 (veth) | |
+# | | |\ | | | | |\ | |
+# | | | + w2.10 | | | | | + w2.10 | |
+# | | | 2001:db8:1::3/64 | | | | | 2001:db8:1::4/64 | |
+# | | | | | | | | | |
+# | | + w2.20 | | | | + w2.20 | |
+# | | 2001:db8:2::3/64 | | | | 2001:db8:2::4/64 | |
+# | +-------------------------------+ | | +-------------------------------+ |
+# +-------------------------------------+ +------------------------------------+
+
+: ${VXPORT:=4789}
+export VXPORT
+
+: ${ALL_TESTS:="
+ ping_ipv6
+ "}
+
+NUM_NETIFS=6
+source lib.sh
+
+h1_create()
+{
+ simple_if_init $h1
+ tc qdisc add dev $h1 clsact
+ vlan_create $h1 10 v$h1 2001:db8:1::1/64
+ vlan_create $h1 20 v$h1 2001:db8:2::1/64
+}
+
+h1_destroy()
+{
+ vlan_destroy $h1 20
+ vlan_destroy $h1 10
+ tc qdisc del dev $h1 clsact
+ simple_if_fini $h1
+}
+
+h2_create()
+{
+ simple_if_init $h2
+ tc qdisc add dev $h2 clsact
+ vlan_create $h2 10 v$h2 2001:db8:1::2/64
+ vlan_create $h2 20 v$h2 2001:db8:2::2/64
+}
+
+h2_destroy()
+{
+ vlan_destroy $h2 20
+ vlan_destroy $h2 10
+ tc qdisc del dev $h2 clsact
+ simple_if_fini $h2
+}
+
+rp1_set_addr()
+{
+ ip address add dev $rp1 2001:db8:3::1/64
+
+ ip route add 2001:db8:4::0/64 nexthop via 2001:db8:3::2
+ ip route add 2001:db8:5::0/64 nexthop via 2001:db8:3::2
+}
+
+rp1_unset_addr()
+{
+ ip route del 2001:db8:5::0/64 nexthop via 2001:db8:3::2
+ ip route del 2001:db8:4::0/64 nexthop via 2001:db8:3::2
+
+ ip address del dev $rp1 2001:db8:3::1/64
+}
+
+switch_create()
+{
+ ip link add name br1 type bridge vlan_filtering 1 vlan_protocol 802.1ad \
+ vlan_default_pvid 0 mcast_snooping 0
+ # Make sure the bridge uses the MAC address of the local port and not
+ # that of the VxLAN's device.
+ ip link set dev br1 address $(mac_get $swp1)
+ ip link set dev br1 up
+
+ ip link set dev $rp1 up
+ rp1_set_addr
+
+ ip link add name vx100 type vxlan id 1000 \
+ local 2001:db8:3::1 dstport "$VXPORT" \
+ nolearning udp6zerocsumrx udp6zerocsumtx tos inherit ttl 100
+ ip link set dev vx100 up
+
+ ip link set dev vx100 master br1
+ bridge vlan add vid 100 dev vx100 pvid untagged
+
+ ip link set dev $swp1 master br1
+ ip link set dev $swp1 up
+ bridge vlan add vid 100 dev $swp1 pvid untagged
+
+ ip link set dev $swp2 master br1
+ ip link set dev $swp2 up
+ bridge vlan add vid 100 dev $swp2 pvid untagged
+
+ bridge fdb append dev vx100 00:00:00:00:00:00 dst 2001:db8:4::1 self
+ bridge fdb append dev vx100 00:00:00:00:00:00 dst 2001:db8:5::1 self
+}
+
+switch_destroy()
+{
+ bridge fdb del dev vx100 00:00:00:00:00:00 dst 2001:db8:5::1 self
+ bridge fdb del dev vx100 00:00:00:00:00:00 dst 2001:db8:4::1 self
+
+ bridge vlan del vid 100 dev $swp2
+ ip link set dev $swp2 down
+ ip link set dev $swp2 nomaster
+
+ bridge vlan del vid 100 dev $swp1
+ ip link set dev $swp1 down
+ ip link set dev $swp1 nomaster
+
+ ip link set dev vx100 nomaster
+ ip link set dev vx100 down
+ ip link del dev vx100
+
+ rp1_unset_addr
+ ip link set dev $rp1 down
+
+ ip link set dev br1 down
+ ip link del dev br1
+}
+
+vrp2_create()
+{
+ simple_if_init $rp2 2001:db8:3::2/64
+ __simple_if_init v1 v$rp2 2001:db8:4::2/64
+ __simple_if_init v3 v$rp2 2001:db8:5::2/64
+ tc qdisc add dev v1 clsact
+}
+
+vrp2_destroy()
+{
+ tc qdisc del dev v1 clsact
+ __simple_if_fini v3 2001:db8:5::2/64
+ __simple_if_fini v1 2001:db8:4::2/64
+ simple_if_fini $rp2 2001:db8:3::2/64
+}
+
+ns_init_common()
+{
+ local in_if=$1; shift
+ local in_addr=$1; shift
+ local other_in_addr=$1; shift
+ local nh_addr=$1; shift
+ local host_addr1=$1; shift
+ local host_addr2=$1; shift
+
+ ip link set dev $in_if up
+ ip address add dev $in_if $in_addr/64
+ tc qdisc add dev $in_if clsact
+
+ ip link add name br2 type bridge vlan_filtering 1 vlan_protocol 802.1ad \
+ vlan_default_pvid 0
+ ip link set dev br2 up
+
+ ip link add name w1 type veth peer name w2
+
+ ip link set dev w1 master br2
+ ip link set dev w1 up
+ bridge vlan add vid 100 dev w1 pvid untagged
+
+ ip link add name vx100 type vxlan id 1000 local $in_addr \
+ dstport "$VXPORT" udp6zerocsumrx
+ ip link set dev vx100 up
+ bridge fdb append dev vx100 00:00:00:00:00:00 dst 2001:db8:3::1 self
+ bridge fdb append dev vx100 00:00:00:00:00:00 dst $other_in_addr self
+
+ ip link set dev vx100 master br2
+ tc qdisc add dev vx100 clsact
+
+ bridge vlan add vid 100 dev vx100 pvid untagged
+
+ simple_if_init w2
+ vlan_create w2 10 vw2 $host_addr1/64
+ vlan_create w2 20 vw2 $host_addr2/64
+
+ ip route add 2001:db8:3::0/64 nexthop via $nh_addr
+ ip route add $other_in_addr/128 nexthop via $nh_addr
+}
+export -f ns_init_common
+
+ns1_create()
+{
+ ip netns add ns1
+ ip link set dev v2 netns ns1
+ in_ns ns1 \
+ ns_init_common v2 2001:db8:4::1 2001:db8:5::1 2001:db8:4::2 \
+ 2001:db8:1::3 2001:db8:2::3
+}
+
+ns1_destroy()
+{
+ ip netns exec ns1 ip link set dev v2 netns 1
+ ip netns del ns1
+}
+
+ns2_create()
+{
+ ip netns add ns2
+ ip link set dev v4 netns ns2
+ in_ns ns2 \
+ ns_init_common v4 2001:db8:5::1 2001:db8:4::1 2001:db8:5::2 \
+ 2001:db8:1::4 2001:db8:2::4
+}
+
+ns2_destroy()
+{
+ ip netns exec ns2 ip link set dev v4 netns 1
+ ip netns del ns2
+}
+
+setup_prepare()
+{
+ h1=${NETIFS[p1]}
+ swp1=${NETIFS[p2]}
+
+ swp2=${NETIFS[p3]}
+ h2=${NETIFS[p4]}
+
+ rp1=${NETIFS[p5]}
+ rp2=${NETIFS[p6]}
+
+ vrf_prepare
+ forwarding_enable
+
+ h1_create
+ h2_create
+ switch_create
+
+ ip link add name v1 type veth peer name v2
+ ip link add name v3 type veth peer name v4
+ vrp2_create
+ ns1_create
+ ns2_create
+
+ r1_mac=$(in_ns ns1 mac_get w2)
+ r2_mac=$(in_ns ns2 mac_get w2)
+ h2_mac=$(mac_get $h2)
+}
+
+cleanup()
+{
+ pre_cleanup
+
+ ns2_destroy
+ ns1_destroy
+ vrp2_destroy
+ ip link del dev v3
+ ip link del dev v1
+
+ switch_destroy
+ h2_destroy
+ h1_destroy
+
+ forwarding_restore
+ vrf_cleanup
+}
+
+ping_ipv6()
+{
+ ping6_test $h1 2001:db8:1::2 ": local->local"
+ ping6_test $h1 2001:db8:1::3 ": local->remote 1"
+ ping6_test $h1 2001:db8:1::4 ": local->remote 2"
+}
+
+test_all()
+{
+ echo "Running tests with UDP port $VXPORT"
+ tests_run
+}
+
+trap cleanup EXIT
+
+setup_prepare
+setup_wait
+test_all
+
+exit $EXIT_STATUS
--
2.31.1
^ permalink raw reply related [flat|nested] 10+ messages in thread* Re: [PATCH net-next 0/8] Add tests for VxLAN with IPv6 underlay
2021-12-21 14:49 [PATCH net-next 0/8] Add tests for VxLAN with IPv6 underlay Amit Cohen
` (7 preceding siblings ...)
2021-12-21 14:49 ` [PATCH net-next 8/8] selftests: forwarding: Add Q-in-VNI test for IPv6 Amit Cohen
@ 2021-12-23 1:30 ` patchwork-bot+netdevbpf
8 siblings, 0 replies; 10+ messages in thread
From: patchwork-bot+netdevbpf @ 2021-12-23 1:30 UTC (permalink / raw)
To: Amit Cohen; +Cc: netdev, davem, kuba, mlxsw, idosch
Hello:
This series was applied to netdev/net-next.git (master)
by Jakub Kicinski <kuba@kernel.org>:
On Tue, 21 Dec 2021 16:49:41 +0200 you wrote:
> mlxsw driver lately added support for VxLAN with IPv6 underlay.
> This set adds the relevant tests for IPv6, most of them are same to
> IPv4 tests with the required changes.
>
> Patch set overview:
> Patch #1 relaxes requirements for offloading TC filters that
> match on 802.1q fields. The following selftests make use of these
> newly-relaxed filters.
> Patch #2 adds preparation as part of selftests API, which will be used
> later.
> Patches #3-#4 add tests for VxLAN with bridge aware and unaware.
> Patche #5 cleans unused function.
> Patches #6-#7 add tests for VxLAN symmetric and asymmetric.
> Patch #8 adds test for Q-in-VNI.
>
> [...]
Here is the summary with links:
- [net-next,1/8] mlxsw: spectrum_flower: Make vlan_id limitation more specific
https://git.kernel.org/netdev/net-next/c/70ec72d5b6c2
- [net-next,2/8] selftests: lib.sh: Add PING_COUNT to allow sending configurable amount of packets
https://git.kernel.org/netdev/net-next/c/0cd0b1f7a6e4
- [net-next,3/8] selftests: forwarding: Add VxLAN tests with a VLAN-unaware bridge for IPv6
https://git.kernel.org/netdev/net-next/c/b07e9957f220
- [net-next,4/8] selftests: forwarding: Add VxLAN tests with a VLAN-aware bridge for IPv6
https://git.kernel.org/netdev/net-next/c/728b35259e28
- [net-next,5/8] selftests: forwarding: vxlan_bridge_1q: Remove unused function
https://git.kernel.org/netdev/net-next/c/dc498cdda0ce
- [net-next,6/8] selftests: forwarding: Add a test for VxLAN asymmetric routing with IPv6
https://git.kernel.org/netdev/net-next/c/2902bae465c0
- [net-next,7/8] selftests: forwarding: Add a test for VxLAN symmetric routing with IPv6
https://git.kernel.org/netdev/net-next/c/6c6ea78a1161
- [net-next,8/8] selftests: forwarding: Add Q-in-VNI test for IPv6
https://git.kernel.org/netdev/net-next/c/bf0a8b9bf2c3
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
^ permalink raw reply [flat|nested] 10+ messages in thread