In the context of an offloaded datapath, it may take a while for the ip link stats to be updated. This causes the test to fail when MZ_DELAY is too low. Sleep after the packets are sent for the link stats to get up to date.

Signed-off-by: Petr Machata petrm@nvidia.com Reviewed-by: Ido Schimmel idosch@nvidia.com --- tools/testing/selftests/net/forwarding/router_mpath_nh.sh | 2 ++ tools/testing/selftests/net/forwarding/router_mpath_nh_res.sh | 2 ++ tools/testing/selftests/net/forwarding/router_multipath.sh | 2 ++ 3 files changed, 6 insertions(+)

diff --git a/tools/testing/selftests/net/forwarding/router_mpath_nh.sh b/tools/testing/selftests/net/forwarding/router_mpath_nh.sh index 2ba44247c60a..c5a30f8f55b5 100755 --- a/tools/testing/selftests/net/forwarding/router_mpath_nh.sh +++ b/tools/testing/selftests/net/forwarding/router_mpath_nh.sh @@ -243,6 +243,7 @@ multipath4_test()

ip vrf exec vrf-h1 $MZ $h1 -q -p 64 -A 192.0.2.2 -B 198.51.100.2 \ -d $MZ_DELAY -t udp "sp=1024,dp=0-32768" + sleep 1

t1_rp12=$(link_stats_tx_packets_get $rp12) t1_rp13=$(link_stats_tx_packets_get $rp13) @@ -276,6 +277,7 @@ multipath6_test()

$MZ $h1 -6 -q -p 64 -A 2001:db8:1::2 -B 2001:db8:2::2 \ -d $MZ_DELAY -t udp "sp=1024,dp=0-32768" + sleep 1

t1_rp12=$(link_stats_tx_packets_get $rp12) t1_rp13=$(link_stats_tx_packets_get $rp13) diff --git a/tools/testing/selftests/net/forwarding/router_mpath_nh_res.sh b/tools/testing/selftests/net/forwarding/router_mpath_nh_res.sh index cd9e346436fc..bd35fe8be9aa 100755 --- a/tools/testing/selftests/net/forwarding/router_mpath_nh_res.sh +++ b/tools/testing/selftests/net/forwarding/router_mpath_nh_res.sh @@ -244,6 +244,7 @@ multipath4_test()

ip vrf exec vrf-h1 $MZ $h1 -q -p 64 -A 192.0.2.2 -B 198.51.100.2 \ -d $MZ_DELAY -t udp "sp=1024,dp=0-32768" + sleep 1

t1_rp12=$(link_stats_tx_packets_get $rp12) t1_rp13=$(link_stats_tx_packets_get $rp13) @@ -274,6 +275,7 @@ multipath6_l4_test()

$MZ $h1 -6 -q -p 64 -A 2001:db8:1::2 -B 2001:db8:2::2 \ -d $MZ_DELAY -t udp "sp=1024,dp=0-32768" + sleep 1

t1_rp12=$(link_stats_tx_packets_get $rp12) t1_rp13=$(link_stats_tx_packets_get $rp13) diff --git a/tools/testing/selftests/net/forwarding/router_multipath.sh b/tools/testing/selftests/net/forwarding/router_multipath.sh index e2be354167a1..46f365b557b7 100755 --- a/tools/testing/selftests/net/forwarding/router_multipath.sh +++ b/tools/testing/selftests/net/forwarding/router_multipath.sh @@ -180,6 +180,7 @@ multipath4_test()

ip vrf exec vrf-h1 $MZ $h1 -q -p 64 -A 192.0.2.2 -B 198.51.100.2 \ -d $MZ_DELAY -t udp "sp=1024,dp=0-32768" + sleep 1

t1_rp12=$(link_stats_tx_packets_get $rp12) t1_rp13=$(link_stats_tx_packets_get $rp13) @@ -217,6 +218,7 @@ multipath6_test()

$MZ $h1 -6 -q -p 64 -A 2001:db8:1::2 -B 2001:db8:2::2 \ -d $MZ_DELAY -t udp "sp=1024,dp=0-32768" + sleep 1

t1_rp12=$(link_stats_tx_packets_get $rp12) t1_rp13=$(link_stats_tx_packets_get $rp13)