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selftests/net: convert test_bridge_backup_port.sh to run it in unique namespace

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[ Upstream commit 4624a78c18c62da815f3253966b7a87995f77e1b ]

There is no h1 h2 actually. Remove it. Here is the test result after
conversion.

]# ./test_bridge_backup_port.sh

Backup port
-----------
TEST: Forwarding out of swp1                                        [ OK ]
TEST: No forwarding out of vx0                                      [ OK ]
TEST: swp1 carrier off                                              [ OK ]
TEST: No forwarding out of swp1                                     [ OK ]
...
Backup nexthop ID - ping
------------------------
TEST: Ping with backup nexthop ID                                   [ OK ]
TEST: Ping after disabling backup nexthop ID                        [ OK ]

Backup nexthop ID - torture test
--------------------------------
TEST: Torture test                                                  [ OK ]

Tests passed:  83
Tests failed:   0

Acked-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Reviewed-by: Ido Schimmel <idosch@nvidia.com>
Tested-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Stable-dep-of: 38ee0cb2a2e2 ("selftests: net: Fix bridge backup port test flakiness")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Hangbin Liu 2023-12-06 15:07:53 +08:00 committed by Greg Kroah-Hartman
parent 7512d78666
commit 30c59775a2
1 changed files with 182 additions and 189 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

371
tools/testing/selftests/net/test_bridge_backup_port.sh
View File

@ -35,9 +35,8 @@
# | sw1 | | sw2 |
# +------------------------------------+ +------------------------------------+
source lib.sh
ret=0
# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4
# All tests in this script. Can be overridden with -t option.
TESTS="
@ -132,9 +131,6 @@ setup_topo_ns()
{
local ns=$1; shift
ip netns add $ns
ip -n $ns link set dev lo up
ip netns exec $ns sysctl -qw net.ipv6.conf.all.keep_addr_on_down=1
ip netns exec $ns sysctl -qw net.ipv6.conf.default.ignore_routes_with_linkdown=1
ip netns exec $ns sysctl -qw net.ipv6.conf.all.accept_dad=0
@ -145,13 +141,14 @@ setup_topo()
{
local ns
for ns in sw1 sw2; do
setup_ns sw1 sw2
for ns in $sw1 $sw2; do
setup_topo_ns $ns
done
ip link add name veth0 type veth peer name veth1
ip link set dev veth0 netns sw1 name veth0
ip link set dev veth1 netns sw2 name veth0
ip link set dev veth0 netns $sw1 name veth0
ip link set dev veth1 netns $sw2 name veth0
}
setup_sw_common()
@ -190,7 +187,7 @@ setup_sw_common()
setup_sw1()
{
local ns=sw1
local ns=$sw1
local local_addr=192.0.2.33
local remote_addr=192.0.2.34
local veth_addr=192.0.2.49
@ -203,7 +200,7 @@ setup_sw1()
setup_sw2()
{
local ns=sw2
local ns=$sw2
local local_addr=192.0.2.34
local remote_addr=192.0.2.33
local veth_addr=192.0.2.50
@ -229,11 +226,7 @@ setup()
cleanup()
{
local ns
for ns in h1 h2 sw1 sw2; do
ip netns del $ns &> /dev/null
done
cleanup_ns $sw1 $sw2
}
################################################################################
@ -248,85 +241,85 @@ backup_port()
echo "Backup port"
echo "-----------"
run_cmd "tc -n sw1 qdisc replace dev swp1 clsact"
run_cmd "tc -n sw1 filter replace dev swp1 egress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac action pass"
run_cmd "tc -n $sw1 qdisc replace dev swp1 clsact"
run_cmd "tc -n $sw1 filter replace dev swp1 egress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac action pass"
run_cmd "tc -n sw1 qdisc replace dev vx0 clsact"
run_cmd "tc -n sw1 filter replace dev vx0 egress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac action pass"
run_cmd "tc -n $sw1 qdisc replace dev vx0 clsact"
run_cmd "tc -n $sw1 filter replace dev vx0 egress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac action pass"
run_cmd "bridge -n sw1 fdb replace $dmac dev swp1 master static vlan 10"
run_cmd "bridge -n $sw1 fdb replace $dmac dev swp1 master static vlan 10"
# Initial state - check that packets are forwarded out of swp1 when it
# has a carrier and not forwarded out of any port when it does not have
# a carrier.
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 1
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 1
log_test $? 0 "Forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 0
tc_check_packets $sw1 "dev vx0 egress" 101 0
log_test $? 0 "No forwarding out of vx0"
run_cmd "ip -n sw1 link set dev swp1 carrier off"
run_cmd "ip -n $sw1 link set dev swp1 carrier off"
log_test $? 0 "swp1 carrier off"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 1
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 1
log_test $? 0 "No forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 0
tc_check_packets $sw1 "dev vx0 egress" 101 0
log_test $? 0 "No forwarding out of vx0"
run_cmd "ip -n sw1 link set dev swp1 carrier on"
run_cmd "ip -n $sw1 link set dev swp1 carrier on"
log_test $? 0 "swp1 carrier on"
# Configure vx0 as the backup port of swp1 and check that packets are
# forwarded out of swp1 when it has a carrier and out of vx0 when swp1
# does not have a carrier.
run_cmd "bridge -n sw1 link set dev swp1 backup_port vx0"
run_cmd "bridge -n sw1 -d link show dev swp1 | grep \"backup_port vx0\""
run_cmd "bridge -n $sw1 link set dev swp1 backup_port vx0"
run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_port vx0\""
log_test $? 0 "vx0 configured as backup port of swp1"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 2
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 2
log_test $? 0 "Forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 0
tc_check_packets $sw1 "dev vx0 egress" 101 0
log_test $? 0 "No forwarding out of vx0"
run_cmd "ip -n sw1 link set dev swp1 carrier off"
run_cmd "ip -n $sw1 link set dev swp1 carrier off"
log_test $? 0 "swp1 carrier off"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 2
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 2
log_test $? 0 "No forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 1
tc_check_packets $sw1 "dev vx0 egress" 101 1
log_test $? 0 "Forwarding out of vx0"
run_cmd "ip -n sw1 link set dev swp1 carrier on"
run_cmd "ip -n $sw1 link set dev swp1 carrier on"
log_test $? 0 "swp1 carrier on"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 3
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 3
log_test $? 0 "Forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 1
tc_check_packets $sw1 "dev vx0 egress" 101 1
log_test $? 0 "No forwarding out of vx0"
# Remove vx0 as the backup port of swp1 and check that packets are no
# longer forwarded out of vx0 when swp1 does not have a carrier.
run_cmd "bridge -n sw1 link set dev swp1 nobackup_port"
run_cmd "bridge -n sw1 -d link show dev swp1 | grep \"backup_port vx0\""
run_cmd "bridge -n $sw1 link set dev swp1 nobackup_port"
run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_port vx0\""
log_test $? 1 "vx0 not configured as backup port of swp1"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 4
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 4
log_test $? 0 "Forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 1
tc_check_packets $sw1 "dev vx0 egress" 101 1
log_test $? 0 "No forwarding out of vx0"
run_cmd "ip -n sw1 link set dev swp1 carrier off"
run_cmd "ip -n $sw1 link set dev swp1 carrier off"
log_test $? 0 "swp1 carrier off"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 4
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 4
log_test $? 0 "No forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 1
tc_check_packets $sw1 "dev vx0 egress" 101 1
log_test $? 0 "No forwarding out of vx0"
}
@ -339,125 +332,125 @@ backup_nhid()
echo "Backup nexthop ID"
echo "-----------------"
run_cmd "tc -n sw1 qdisc replace dev swp1 clsact"
run_cmd "tc -n sw1 filter replace dev swp1 egress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac action pass"
run_cmd "tc -n $sw1 qdisc replace dev swp1 clsact"
run_cmd "tc -n $sw1 filter replace dev swp1 egress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac action pass"
run_cmd "tc -n sw1 qdisc replace dev vx0 clsact"
run_cmd "tc -n sw1 filter replace dev vx0 egress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac action pass"
run_cmd "tc -n $sw1 qdisc replace dev vx0 clsact"
run_cmd "tc -n $sw1 filter replace dev vx0 egress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac action pass"
run_cmd "ip -n sw1 nexthop replace id 1 via 192.0.2.34 fdb"
run_cmd "ip -n sw1 nexthop replace id 2 via 192.0.2.34 fdb"
run_cmd "ip -n sw1 nexthop replace id 10 group 1/2 fdb"
run_cmd "ip -n $sw1 nexthop replace id 1 via 192.0.2.34 fdb"
run_cmd "ip -n $sw1 nexthop replace id 2 via 192.0.2.34 fdb"
run_cmd "ip -n $sw1 nexthop replace id 10 group 1/2 fdb"
run_cmd "bridge -n sw1 fdb replace $dmac dev swp1 master static vlan 10"
run_cmd "bridge -n sw1 fdb replace $dmac dev vx0 self static dst 192.0.2.36 src_vni 10010"
run_cmd "bridge -n $sw1 fdb replace $dmac dev swp1 master static vlan 10"
run_cmd "bridge -n $sw1 fdb replace $dmac dev vx0 self static dst 192.0.2.36 src_vni 10010"
run_cmd "ip -n sw2 address replace 192.0.2.36/32 dev lo"
run_cmd "ip -n $sw2 address replace 192.0.2.36/32 dev lo"
# The first filter matches on packets forwarded using the backup
# nexthop ID and the second filter matches on packets forwarded using a
# regular VXLAN FDB entry.
run_cmd "tc -n sw2 qdisc replace dev vx0 clsact"
run_cmd "tc -n sw2 filter replace dev vx0 ingress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac enc_key_id 10010 enc_dst_ip 192.0.2.34 action pass"
run_cmd "tc -n sw2 filter replace dev vx0 ingress pref 1 handle 102 proto ip flower src_mac $smac dst_mac $dmac enc_key_id 10010 enc_dst_ip 192.0.2.36 action pass"
run_cmd "tc -n $sw2 qdisc replace dev vx0 clsact"
run_cmd "tc -n $sw2 filter replace dev vx0 ingress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac enc_key_id 10010 enc_dst_ip 192.0.2.34 action pass"
run_cmd "tc -n $sw2 filter replace dev vx0 ingress pref 1 handle 102 proto ip flower src_mac $smac dst_mac $dmac enc_key_id 10010 enc_dst_ip 192.0.2.36 action pass"
# Configure vx0 as the backup port of swp1 and check that packets are
# forwarded out of swp1 when it has a carrier and out of vx0 when swp1
# does not have a carrier. When packets are forwarded out of vx0, check
# that they are forwarded by the VXLAN FDB entry.
run_cmd "bridge -n sw1 link set dev swp1 backup_port vx0"
run_cmd "bridge -n sw1 -d link show dev swp1 | grep \"backup_port vx0\""
run_cmd "bridge -n $sw1 link set dev swp1 backup_port vx0"
run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_port vx0\""
log_test $? 0 "vx0 configured as backup port of swp1"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 1
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 1
log_test $? 0 "Forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 0
tc_check_packets $sw1 "dev vx0 egress" 101 0
log_test $? 0 "No forwarding out of vx0"
run_cmd "ip -n sw1 link set dev swp1 carrier off"
run_cmd "ip -n $sw1 link set dev swp1 carrier off"
log_test $? 0 "swp1 carrier off"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 1
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 1
log_test $? 0 "No forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 1
tc_check_packets $sw1 "dev vx0 egress" 101 1
log_test $? 0 "Forwarding out of vx0"
tc_check_packets sw2 "dev vx0 ingress" 101 0
tc_check_packets $sw2 "dev vx0 ingress" 101 0
log_test $? 0 "No forwarding using backup nexthop ID"
tc_check_packets sw2 "dev vx0 ingress" 102 1
tc_check_packets $sw2 "dev vx0 ingress" 102 1
log_test $? 0 "Forwarding using VXLAN FDB entry"
run_cmd "ip -n sw1 link set dev swp1 carrier on"
run_cmd "ip -n $sw1 link set dev swp1 carrier on"
log_test $? 0 "swp1 carrier on"
# Configure nexthop ID 10 as the backup nexthop ID of swp1 and check
# that when packets are forwarded out of vx0, they are forwarded using
# the backup nexthop ID.
run_cmd "bridge -n sw1 link set dev swp1 backup_nhid 10"
run_cmd "bridge -n sw1 -d link show dev swp1 | grep \"backup_nhid 10\""
run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 10"
run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid 10\""
log_test $? 0 "nexthop ID 10 configured as backup nexthop ID of swp1"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 2
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 2
log_test $? 0 "Forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 1
tc_check_packets $sw1 "dev vx0 egress" 101 1
log_test $? 0 "No forwarding out of vx0"
run_cmd "ip -n sw1 link set dev swp1 carrier off"
run_cmd "ip -n $sw1 link set dev swp1 carrier off"
log_test $? 0 "swp1 carrier off"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 2
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 2
log_test $? 0 "No forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 2
tc_check_packets $sw1 "dev vx0 egress" 101 2
log_test $? 0 "Forwarding out of vx0"
tc_check_packets sw2 "dev vx0 ingress" 101 1
tc_check_packets $sw2 "dev vx0 ingress" 101 1
log_test $? 0 "Forwarding using backup nexthop ID"
tc_check_packets sw2 "dev vx0 ingress" 102 1
tc_check_packets $sw2 "dev vx0 ingress" 102 1
log_test $? 0 "No forwarding using VXLAN FDB entry"
run_cmd "ip -n sw1 link set dev swp1 carrier on"
run_cmd "ip -n $sw1 link set dev swp1 carrier on"
log_test $? 0 "swp1 carrier on"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 3
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 3
log_test $? 0 "Forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 2
tc_check_packets $sw1 "dev vx0 egress" 101 2
log_test $? 0 "No forwarding out of vx0"
tc_check_packets sw2 "dev vx0 ingress" 101 1
tc_check_packets $sw2 "dev vx0 ingress" 101 1
log_test $? 0 "No forwarding using backup nexthop ID"
tc_check_packets sw2 "dev vx0 ingress" 102 1
tc_check_packets $sw2 "dev vx0 ingress" 102 1
log_test $? 0 "No forwarding using VXLAN FDB entry"
# Reset the backup nexthop ID to 0 and check that packets are no longer
# forwarded using the backup nexthop ID when swp1 does not have a
# carrier and are instead forwarded by the VXLAN FDB.
run_cmd "bridge -n sw1 link set dev swp1 backup_nhid 0"
run_cmd "bridge -n sw1 -d link show dev swp1 | grep \"backup_nhid\""
run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 0"
run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid\""
log_test $? 1 "No backup nexthop ID configured for swp1"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 4
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 4
log_test $? 0 "Forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 2
tc_check_packets $sw1 "dev vx0 egress" 101 2
log_test $? 0 "No forwarding out of vx0"
tc_check_packets sw2 "dev vx0 ingress" 101 1
tc_check_packets $sw2 "dev vx0 ingress" 101 1
log_test $? 0 "No forwarding using backup nexthop ID"
tc_check_packets sw2 "dev vx0 ingress" 102 1
tc_check_packets $sw2 "dev vx0 ingress" 102 1
log_test $? 0 "No forwarding using VXLAN FDB entry"
run_cmd "ip -n sw1 link set dev swp1 carrier off"
run_cmd "ip -n $sw1 link set dev swp1 carrier off"
log_test $? 0 "swp1 carrier off"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 4
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 4
log_test $? 0 "No forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 3
tc_check_packets $sw1 "dev vx0 egress" 101 3
log_test $? 0 "Forwarding out of vx0"
tc_check_packets sw2 "dev vx0 ingress" 101 1
tc_check_packets $sw2 "dev vx0 ingress" 101 1
log_test $? 0 "No forwarding using backup nexthop ID"
tc_check_packets sw2 "dev vx0 ingress" 102 2
tc_check_packets $sw2 "dev vx0 ingress" 102 2
log_test $? 0 "Forwarding using VXLAN FDB entry"
}
@ -475,109 +468,109 @@ backup_nhid_invalid()
# is forwarded out of the VXLAN port, but dropped by the VXLAN driver
# and does not crash the host.
run_cmd "tc -n sw1 qdisc replace dev swp1 clsact"
run_cmd "tc -n sw1 filter replace dev swp1 egress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac action pass"
run_cmd "tc -n $sw1 qdisc replace dev swp1 clsact"
run_cmd "tc -n $sw1 filter replace dev swp1 egress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac action pass"
run_cmd "tc -n sw1 qdisc replace dev vx0 clsact"
run_cmd "tc -n sw1 filter replace dev vx0 egress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac action pass"
run_cmd "tc -n $sw1 qdisc replace dev vx0 clsact"
run_cmd "tc -n $sw1 filter replace dev vx0 egress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac action pass"
# Drop all other Tx traffic to avoid changes to Tx drop counter.
run_cmd "tc -n sw1 filter replace dev vx0 egress pref 2 handle 102 proto all matchall action drop"
run_cmd "tc -n $sw1 filter replace dev vx0 egress pref 2 handle 102 proto all matchall action drop"
tx_drop=$(ip -n sw1 -s -j link show dev vx0 | jq '.[]["stats64"]["tx"]["dropped"]')
tx_drop=$(ip -n $sw1 -s -j link show dev vx0 | jq '.[]["stats64"]["tx"]["dropped"]')
run_cmd "ip -n sw1 nexthop replace id 1 via 192.0.2.34 fdb"
run_cmd "ip -n sw1 nexthop replace id 2 via 192.0.2.34 fdb"
run_cmd "ip -n sw1 nexthop replace id 10 group 1/2 fdb"
run_cmd "ip -n $sw1 nexthop replace id 1 via 192.0.2.34 fdb"
run_cmd "ip -n $sw1 nexthop replace id 2 via 192.0.2.34 fdb"
run_cmd "ip -n $sw1 nexthop replace id 10 group 1/2 fdb"
run_cmd "bridge -n sw1 fdb replace $dmac dev swp1 master static vlan 10"
run_cmd "bridge -n $sw1 fdb replace $dmac dev swp1 master static vlan 10"
run_cmd "tc -n sw2 qdisc replace dev vx0 clsact"
run_cmd "tc -n sw2 filter replace dev vx0 ingress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac enc_key_id 10010 enc_dst_ip 192.0.2.34 action pass"
run_cmd "tc -n $sw2 qdisc replace dev vx0 clsact"
run_cmd "tc -n $sw2 filter replace dev vx0 ingress pref 1 handle 101 proto ip flower src_mac $smac dst_mac $dmac enc_key_id 10010 enc_dst_ip 192.0.2.34 action pass"
# First, check that redirection works.
run_cmd "bridge -n sw1 link set dev swp1 backup_port vx0"
run_cmd "bridge -n sw1 -d link show dev swp1 | grep \"backup_port vx0\""
run_cmd "bridge -n $sw1 link set dev swp1 backup_port vx0"
run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_port vx0\""
log_test $? 0 "vx0 configured as backup port of swp1"
run_cmd "bridge -n sw1 link set dev swp1 backup_nhid 10"
run_cmd "bridge -n sw1 -d link show dev swp1 | grep \"backup_nhid 10\""
run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 10"
run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid 10\""
log_test $? 0 "Valid nexthop as backup nexthop"
run_cmd "ip -n sw1 link set dev swp1 carrier off"
run_cmd "ip -n $sw1 link set dev swp1 carrier off"
log_test $? 0 "swp1 carrier off"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 0
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 0
log_test $? 0 "No forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 1
tc_check_packets $sw1 "dev vx0 egress" 101 1
log_test $? 0 "Forwarding out of vx0"
tc_check_packets sw2 "dev vx0 ingress" 101 1
tc_check_packets $sw2 "dev vx0 ingress" 101 1
log_test $? 0 "Forwarding using backup nexthop ID"
run_cmd "ip -n sw1 -s -j link show dev vx0 | jq -e '.[][\"stats64\"][\"tx\"][\"dropped\"] == $tx_drop'"
run_cmd "ip -n $sw1 -s -j link show dev vx0 | jq -e '.[][\"stats64\"][\"tx\"][\"dropped\"] == $tx_drop'"
log_test $? 0 "No Tx drop increase"
# Use a non-existent nexthop ID.
run_cmd "bridge -n sw1 link set dev swp1 backup_nhid 20"
run_cmd "bridge -n sw1 -d link show dev swp1 | grep \"backup_nhid 20\""
run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 20"
run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid 20\""
log_test $? 0 "Non-existent nexthop as backup nexthop"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 0
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 0
log_test $? 0 "No forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 2
tc_check_packets $sw1 "dev vx0 egress" 101 2
log_test $? 0 "Forwarding out of vx0"
tc_check_packets sw2 "dev vx0 ingress" 101 1
tc_check_packets $sw2 "dev vx0 ingress" 101 1
log_test $? 0 "No forwarding using backup nexthop ID"
run_cmd "ip -n sw1 -s -j link show dev vx0 | jq -e '.[][\"stats64\"][\"tx\"][\"dropped\"] == $((tx_drop + 1))'"
run_cmd "ip -n $sw1 -s -j link show dev vx0 | jq -e '.[][\"stats64\"][\"tx\"][\"dropped\"] == $((tx_drop + 1))'"
log_test $? 0 "Tx drop increased"
# Use a blckhole nexthop.
run_cmd "ip -n sw1 nexthop replace id 30 blackhole"
run_cmd "bridge -n sw1 link set dev swp1 backup_nhid 30"
run_cmd "bridge -n sw1 -d link show dev swp1 | grep \"backup_nhid 30\""
run_cmd "ip -n $sw1 nexthop replace id 30 blackhole"
run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 30"
run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid 30\""
log_test $? 0 "Blackhole nexthop as backup nexthop"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 0
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 0
log_test $? 0 "No forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 3
tc_check_packets $sw1 "dev vx0 egress" 101 3
log_test $? 0 "Forwarding out of vx0"
tc_check_packets sw2 "dev vx0 ingress" 101 1
tc_check_packets $sw2 "dev vx0 ingress" 101 1
log_test $? 0 "No forwarding using backup nexthop ID"
run_cmd "ip -n sw1 -s -j link show dev vx0 | jq -e '.[][\"stats64\"][\"tx\"][\"dropped\"] == $((tx_drop + 2))'"
run_cmd "ip -n $sw1 -s -j link show dev vx0 | jq -e '.[][\"stats64\"][\"tx\"][\"dropped\"] == $((tx_drop + 2))'"
log_test $? 0 "Tx drop increased"
# Non-group FDB nexthop.
run_cmd "bridge -n sw1 link set dev swp1 backup_nhid 1"
run_cmd "bridge -n sw1 -d link show dev swp1 | grep \"backup_nhid 1\""
run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 1"
run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid 1\""
log_test $? 0 "Non-group FDB nexthop as backup nexthop"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 0
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 0
log_test $? 0 "No forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 4
tc_check_packets $sw1 "dev vx0 egress" 101 4
log_test $? 0 "Forwarding out of vx0"
tc_check_packets sw2 "dev vx0 ingress" 101 1
tc_check_packets $sw2 "dev vx0 ingress" 101 1
log_test $? 0 "No forwarding using backup nexthop ID"
run_cmd "ip -n sw1 -s -j link show dev vx0 | jq -e '.[][\"stats64\"][\"tx\"][\"dropped\"] == $((tx_drop + 3))'"
run_cmd "ip -n $sw1 -s -j link show dev vx0 | jq -e '.[][\"stats64\"][\"tx\"][\"dropped\"] == $((tx_drop + 3))'"
log_test $? 0 "Tx drop increased"
# IPv6 address family nexthop.
run_cmd "ip -n sw1 nexthop replace id 100 via 2001:db8:100::1 fdb"
run_cmd "ip -n sw1 nexthop replace id 200 via 2001:db8:100::1 fdb"
run_cmd "ip -n sw1 nexthop replace id 300 group 100/200 fdb"
run_cmd "bridge -n sw1 link set dev swp1 backup_nhid 300"
run_cmd "bridge -n sw1 -d link show dev swp1 | grep \"backup_nhid 300\""
run_cmd "ip -n $sw1 nexthop replace id 100 via 2001:db8:100::1 fdb"
run_cmd "ip -n $sw1 nexthop replace id 200 via 2001:db8:100::1 fdb"
run_cmd "ip -n $sw1 nexthop replace id 300 group 100/200 fdb"
run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 300"
run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid 300\""
log_test $? 0 "IPv6 address family nexthop as backup nexthop"
run_cmd "ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets sw1 "dev swp1 egress" 101 0
run_cmd "ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 1"
tc_check_packets $sw1 "dev swp1 egress" 101 0
log_test $? 0 "No forwarding out of swp1"
tc_check_packets sw1 "dev vx0 egress" 101 5
tc_check_packets $sw1 "dev vx0 egress" 101 5
log_test $? 0 "Forwarding out of vx0"
tc_check_packets sw2 "dev vx0 ingress" 101 1
tc_check_packets $sw2 "dev vx0 ingress" 101 1
log_test $? 0 "No forwarding using backup nexthop ID"
run_cmd "ip -n sw1 -s -j link show dev vx0 | jq -e '.[][\"stats64\"][\"tx\"][\"dropped\"] == $((tx_drop + 4))'"
run_cmd "ip -n $sw1 -s -j link show dev vx0 | jq -e '.[][\"stats64\"][\"tx\"][\"dropped\"] == $((tx_drop + 4))'"
log_test $? 0 "Tx drop increased"
}
@ -591,44 +584,44 @@ backup_nhid_ping()
echo "------------------------"
# Test bidirectional traffic when traffic is redirected in both VTEPs.
sw1_mac=$(ip -n sw1 -j -p link show br0.10 | jq -r '.[]["address"]')
sw2_mac=$(ip -n sw2 -j -p link show br0.10 | jq -r '.[]["address"]')
sw1_mac=$(ip -n $sw1 -j -p link show br0.10 | jq -r '.[]["address"]')
sw2_mac=$(ip -n $sw2 -j -p link show br0.10 | jq -r '.[]["address"]')
run_cmd "bridge -n sw1 fdb replace $sw2_mac dev swp1 master static vlan 10"
run_cmd "bridge -n sw2 fdb replace $sw1_mac dev swp1 master static vlan 10"
run_cmd "bridge -n $sw1 fdb replace $sw2_mac dev swp1 master static vlan 10"
run_cmd "bridge -n $sw2 fdb replace $sw1_mac dev swp1 master static vlan 10"
run_cmd "ip -n sw1 neigh replace 192.0.2.66 lladdr $sw2_mac nud perm dev br0.10"
run_cmd "ip -n sw2 neigh replace 192.0.2.65 lladdr $sw1_mac nud perm dev br0.10"
run_cmd "ip -n $sw1 neigh replace 192.0.2.66 lladdr $sw2_mac nud perm dev br0.10"
run_cmd "ip -n $sw2 neigh replace 192.0.2.65 lladdr $sw1_mac nud perm dev br0.10"
run_cmd "ip -n sw1 nexthop replace id 1 via 192.0.2.34 fdb"
run_cmd "ip -n sw2 nexthop replace id 1 via 192.0.2.33 fdb"
run_cmd "ip -n sw1 nexthop replace id 10 group 1 fdb"
run_cmd "ip -n sw2 nexthop replace id 10 group 1 fdb"
run_cmd "ip -n $sw1 nexthop replace id 1 via 192.0.2.34 fdb"
run_cmd "ip -n $sw2 nexthop replace id 1 via 192.0.2.33 fdb"
run_cmd "ip -n $sw1 nexthop replace id 10 group 1 fdb"
run_cmd "ip -n $sw2 nexthop replace id 10 group 1 fdb"
run_cmd "bridge -n sw1 link set dev swp1 backup_port vx0"
run_cmd "bridge -n sw2 link set dev swp1 backup_port vx0"
run_cmd "bridge -n sw1 link set dev swp1 backup_nhid 10"
run_cmd "bridge -n sw2 link set dev swp1 backup_nhid 10"
run_cmd "bridge -n $sw1 link set dev swp1 backup_port vx0"
run_cmd "bridge -n $sw2 link set dev swp1 backup_port vx0"
run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 10"
run_cmd "bridge -n $sw2 link set dev swp1 backup_nhid 10"
run_cmd "ip -n sw1 link set dev swp1 carrier off"
run_cmd "ip -n sw2 link set dev swp1 carrier off"
run_cmd "ip -n $sw1 link set dev swp1 carrier off"
run_cmd "ip -n $sw2 link set dev swp1 carrier off"
run_cmd "ip netns exec sw1 ping -i 0.1 -c 10 -w $PING_TIMEOUT 192.0.2.66"
run_cmd "ip netns exec $sw1 ping -i 0.1 -c 10 -w $PING_TIMEOUT 192.0.2.66"
log_test $? 0 "Ping with backup nexthop ID"
# Reset the backup nexthop ID to 0 and check that ping fails.
run_cmd "bridge -n sw1 link set dev swp1 backup_nhid 0"
run_cmd "bridge -n sw2 link set dev swp1 backup_nhid 0"
run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 0"
run_cmd "bridge -n $sw2 link set dev swp1 backup_nhid 0"
run_cmd "ip netns exec sw1 ping -i 0.1 -c 10 -w $PING_TIMEOUT 192.0.2.66"
run_cmd "ip netns exec $sw1 ping -i 0.1 -c 10 -w $PING_TIMEOUT 192.0.2.66"
log_test $? 1 "Ping after disabling backup nexthop ID"
}
backup_nhid_add_del_loop()
{
while true; do
ip -n sw1 nexthop del id 10
ip -n sw1 nexthop replace id 10 group 1/2 fdb
ip -n $sw1 nexthop del id 10
ip -n $sw1 nexthop replace id 10 group 1/2 fdb
done >/dev/null 2>&1
}
@ -648,19 +641,19 @@ backup_nhid_torture()
# deleting the group. The test is considered successful if nothing
# crashed.
run_cmd "ip -n sw1 nexthop replace id 1 via 192.0.2.34 fdb"
run_cmd "ip -n sw1 nexthop replace id 2 via 192.0.2.34 fdb"
run_cmd "ip -n sw1 nexthop replace id 10 group 1/2 fdb"
run_cmd "ip -n $sw1 nexthop replace id 1 via 192.0.2.34 fdb"
run_cmd "ip -n $sw1 nexthop replace id 2 via 192.0.2.34 fdb"
run_cmd "ip -n $sw1 nexthop replace id 10 group 1/2 fdb"
run_cmd "bridge -n sw1 fdb replace $dmac dev swp1 master static vlan 10"
run_cmd "bridge -n $sw1 fdb replace $dmac dev swp1 master static vlan 10"
run_cmd "bridge -n sw1 link set dev swp1 backup_port vx0"
run_cmd "bridge -n sw1 link set dev swp1 backup_nhid 10"
run_cmd "ip -n sw1 link set dev swp1 carrier off"
run_cmd "bridge -n $sw1 link set dev swp1 backup_port vx0"
run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 10"
run_cmd "ip -n $sw1 link set dev swp1 carrier off"
backup_nhid_add_del_loop &
pid1=$!
ip netns exec sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 0 &
ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 0 &
pid2=$!
sleep 30