From: Ido Schimmel <idosch@idosch.org>
To: netdev@vger.kernel.org
Cc: davem@davemloft.net, nhorman@tuxdriver.com, jiri@mellanox.com,
toke@redhat.com, dsahern@gmail.com, roopa@cumulusnetworks.com,
nikolay@cumulusnetworks.com, jakub.kicinski@netronome.com,
andy@greyhouse.net, f.fainelli@gmail.com, andrew@lunn.ch,
vivien.didelot@gmail.com, mlxsw@mellanox.com,
Ido Schimmel <idosch@mellanox.com>
Subject: [PATCH net-next v3 14/16] selftests: forwarding: devlink_lib: Add devlink-trap helpers
Date: Sat, 17 Aug 2019 16:28:23 +0300 [thread overview]
Message-ID: <20190817132825.29790-15-idosch@idosch.org> (raw)
In-Reply-To: <20190817132825.29790-1-idosch@idosch.org>
From: Ido Schimmel <idosch@mellanox.com>
Add helpers to interact with devlink-trap, such as setting the action of
a trap and retrieving statistics.
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
---
.../selftests/net/forwarding/devlink_lib.sh | 163 ++++++++++++++++++
1 file changed, 163 insertions(+)
diff --git a/tools/testing/selftests/net/forwarding/devlink_lib.sh b/tools/testing/selftests/net/forwarding/devlink_lib.sh
index 2b9296f6aa07..13d03a6d85ba 100644
--- a/tools/testing/selftests/net/forwarding/devlink_lib.sh
+++ b/tools/testing/selftests/net/forwarding/devlink_lib.sh
@@ -29,6 +29,12 @@ if [ $? -ne 0 ]; then
exit 1
fi
+devlink help 2>&1 | grep trap &> /dev/null
+if [ $? -ne 0 ]; then
+ echo "SKIP: iproute2 too old, missing devlink trap support"
+ exit 1
+fi
+
##############################################################################
# Devlink helpers
@@ -192,3 +198,160 @@ devlink_tc_bind_pool_th_restore()
devlink sb tc bind set $port tc $tc type $dir \
pool ${orig[0]} th ${orig[1]}
}
+
+devlink_traps_num_get()
+{
+ devlink -j trap | jq '.[]["'$DEVLINK_DEV'"] | length'
+}
+
+devlink_traps_get()
+{
+ devlink -j trap | jq -r '.[]["'$DEVLINK_DEV'"][].name'
+}
+
+devlink_trap_type_get()
+{
+ local trap_name=$1; shift
+
+ devlink -j trap show $DEVLINK_DEV trap $trap_name \
+ | jq -r '.[][][].type'
+}
+
+devlink_trap_action_set()
+{
+ local trap_name=$1; shift
+ local action=$1; shift
+
+ # Pipe output to /dev/null to avoid expected warnings.
+ devlink trap set $DEVLINK_DEV trap $trap_name \
+ action $action &> /dev/null
+}
+
+devlink_trap_action_get()
+{
+ local trap_name=$1; shift
+
+ devlink -j trap show $DEVLINK_DEV trap $trap_name \
+ | jq -r '.[][][].action'
+}
+
+devlink_trap_group_get()
+{
+ devlink -j trap show $DEVLINK_DEV trap $trap_name \
+ | jq -r '.[][][].group'
+}
+
+devlink_trap_metadata_test()
+{
+ local trap_name=$1; shift
+ local metadata=$1; shift
+
+ devlink -jv trap show $DEVLINK_DEV trap $trap_name \
+ | jq -e '.[][][].metadata | contains(["'$metadata'"])' \
+ &> /dev/null
+}
+
+devlink_trap_rx_packets_get()
+{
+ local trap_name=$1; shift
+
+ devlink -js trap show $DEVLINK_DEV trap $trap_name \
+ | jq '.[][][]["stats"]["rx"]["packets"]'
+}
+
+devlink_trap_rx_bytes_get()
+{
+ local trap_name=$1; shift
+
+ devlink -js trap show $DEVLINK_DEV trap $trap_name \
+ | jq '.[][][]["stats"]["rx"]["bytes"]'
+}
+
+devlink_trap_stats_idle_test()
+{
+ local trap_name=$1; shift
+ local t0_packets t0_bytes
+ local t1_packets t1_bytes
+
+ t0_packets=$(devlink_trap_rx_packets_get $trap_name)
+ t0_bytes=$(devlink_trap_rx_bytes_get $trap_name)
+
+ sleep 1
+
+ t1_packets=$(devlink_trap_rx_packets_get $trap_name)
+ t1_bytes=$(devlink_trap_rx_bytes_get $trap_name)
+
+ if [[ $t0_packets -eq $t1_packets && $t0_bytes -eq $t1_bytes ]]; then
+ return 0
+ else
+ return 1
+ fi
+}
+
+devlink_traps_enable_all()
+{
+ local trap_name
+
+ for trap_name in $(devlink_traps_get); do
+ devlink_trap_action_set $trap_name "trap"
+ done
+}
+
+devlink_traps_disable_all()
+{
+ for trap_name in $(devlink_traps_get); do
+ devlink_trap_action_set $trap_name "drop"
+ done
+}
+
+devlink_trap_groups_get()
+{
+ devlink -j trap group | jq -r '.[]["'$DEVLINK_DEV'"][].name'
+}
+
+devlink_trap_group_action_set()
+{
+ local group_name=$1; shift
+ local action=$1; shift
+
+ # Pipe output to /dev/null to avoid expected warnings.
+ devlink trap group set $DEVLINK_DEV group $group_name action $action \
+ &> /dev/null
+}
+
+devlink_trap_group_rx_packets_get()
+{
+ local group_name=$1; shift
+
+ devlink -js trap group show $DEVLINK_DEV group $group_name \
+ | jq '.[][][]["stats"]["rx"]["packets"]'
+}
+
+devlink_trap_group_rx_bytes_get()
+{
+ local group_name=$1; shift
+
+ devlink -js trap group show $DEVLINK_DEV group $group_name \
+ | jq '.[][][]["stats"]["rx"]["bytes"]'
+}
+
+devlink_trap_group_stats_idle_test()
+{
+ local group_name=$1; shift
+ local t0_packets t0_bytes
+ local t1_packets t1_bytes
+
+ t0_packets=$(devlink_trap_group_rx_packets_get $group_name)
+ t0_bytes=$(devlink_trap_group_rx_bytes_get $group_name)
+
+ sleep 1
+
+ t1_packets=$(devlink_trap_group_rx_packets_get $group_name)
+ t1_bytes=$(devlink_trap_group_rx_bytes_get $group_name)
+
+ if [[ $t0_packets -eq $t1_packets && $t0_bytes -eq $t1_bytes ]]; then
+ return 0
+ else
+ return 1
+ fi
+}
--
2.21.0
next prev parent reply other threads:[~2019-08-17 13:31 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-17 13:28 [PATCH net-next v3 00/16] Add drop monitor for offloaded data paths Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 01/16] drop_monitor: Move per-CPU data init/fini to separate functions Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 02/16] drop_monitor: Initialize hardware per-CPU data Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 03/16] drop_monitor: Add basic infrastructure for hardware drops Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 04/16] drop_monitor: Consider all monitoring states before performing configuration Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 05/16] drop_monitor: Add support for packet alert mode for hardware drops Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 06/16] drop_monitor: Add support for summary " Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 07/16] drop_monitor: Allow user to start monitoring " Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 08/16] devlink: Add packet trap infrastructure Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 09/16] devlink: Add generic packet traps and groups Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 10/16] Documentation: Add devlink-trap documentation Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 11/16] netdevsim: Add devlink-trap support Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 12/16] Documentation: Add description of netdevsim traps Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 13/16] selftests: forwarding: devlink_lib: Allow tests to define devlink device Ido Schimmel
2019-08-17 13:28 ` Ido Schimmel [this message]
2019-08-17 13:28 ` [PATCH net-next v3 15/16] selftests: devlink_trap: Add test cases for devlink-trap Ido Schimmel
2019-08-17 13:28 ` [PATCH net-next v3 16/16] Documentation: Add a section for devlink-trap testing Ido Schimmel
2019-08-17 19:41 ` [PATCH net-next v3 00/16] Add drop monitor for offloaded data paths David Miller
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