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authorIdo Schimmel <idosch@mellanox.com>2020-07-15 11:27:32 +0300
committerJakub Kicinski <kuba@kernel.org>2020-07-16 04:10:00 +0300
commit5061e773264b11fdc51c61d6619aca76efd3424f (patch)
tree4bec9f85c72c37658c0a596b9fe3fbe9d75ce89d /tools
parentcb12d176326722e2f4ede4e459e86ea36607c555 (diff)
downloadlinux-5061e773264b11fdc51c61d6619aca76efd3424f.tar.xz
selftests: mlxsw: Add scale test for tc-police
Query the maximum number of supported policers using devlink-resource and test that this number can be reached by configuring tc filters with police action. Test that an error is returned in case the maximum number is exceeded. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Reviewed-by: Petr Machata <petrm@mellanox.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools')
-rwxr-xr-xtools/testing/selftests/drivers/net/mlxsw/spectrum-2/resource_scale.sh2
-rw-r--r--tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_police_scale.sh16
-rwxr-xr-xtools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh2
-rw-r--r--tools/testing/selftests/drivers/net/mlxsw/spectrum/tc_police_scale.sh16
-rw-r--r--tools/testing/selftests/drivers/net/mlxsw/tc_police_scale.sh92
5 files changed, 126 insertions, 2 deletions
diff --git a/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/resource_scale.sh b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/resource_scale.sh
index fd583a171db7..d7cf33a3f18d 100755
--- a/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/resource_scale.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/resource_scale.sh
@@ -28,7 +28,7 @@ cleanup()
trap cleanup EXIT
-ALL_TESTS="router tc_flower mirror_gre"
+ALL_TESTS="router tc_flower mirror_gre tc_police"
for current_test in ${TESTS:-$ALL_TESTS}; do
source ${current_test}_scale.sh
diff --git a/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_police_scale.sh b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_police_scale.sh
new file mode 100644
index 000000000000..e79ac0dad1f4
--- /dev/null
+++ b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_police_scale.sh
@@ -0,0 +1,16 @@
+# SPDX-License-Identifier: GPL-2.0
+source ../tc_police_scale.sh
+
+tc_police_get_target()
+{
+ local should_fail=$1; shift
+ local target
+
+ target=$(devlink_resource_size_get global_policers single_rate_policers)
+
+ if ((! should_fail)); then
+ echo $target
+ else
+ echo $((target + 1))
+ fi
+}
diff --git a/tools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh b/tools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh
index 43ba1b438f6d..43f662401bc3 100755
--- a/tools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh
@@ -22,7 +22,7 @@ cleanup()
devlink_sp_read_kvd_defaults
trap cleanup EXIT
-ALL_TESTS="router tc_flower mirror_gre"
+ALL_TESTS="router tc_flower mirror_gre tc_police"
for current_test in ${TESTS:-$ALL_TESTS}; do
source ${current_test}_scale.sh
diff --git a/tools/testing/selftests/drivers/net/mlxsw/spectrum/tc_police_scale.sh b/tools/testing/selftests/drivers/net/mlxsw/spectrum/tc_police_scale.sh
new file mode 100644
index 000000000000..e79ac0dad1f4
--- /dev/null
+++ b/tools/testing/selftests/drivers/net/mlxsw/spectrum/tc_police_scale.sh
@@ -0,0 +1,16 @@
+# SPDX-License-Identifier: GPL-2.0
+source ../tc_police_scale.sh
+
+tc_police_get_target()
+{
+ local should_fail=$1; shift
+ local target
+
+ target=$(devlink_resource_size_get global_policers single_rate_policers)
+
+ if ((! should_fail)); then
+ echo $target
+ else
+ echo $((target + 1))
+ fi
+}
diff --git a/tools/testing/selftests/drivers/net/mlxsw/tc_police_scale.sh b/tools/testing/selftests/drivers/net/mlxsw/tc_police_scale.sh
new file mode 100644
index 000000000000..4b96561c462f
--- /dev/null
+++ b/tools/testing/selftests/drivers/net/mlxsw/tc_police_scale.sh
@@ -0,0 +1,92 @@
+# SPDX-License-Identifier: GPL-2.0
+
+TC_POLICE_NUM_NETIFS=2
+
+tc_police_h1_create()
+{
+ simple_if_init $h1
+}
+
+tc_police_h1_destroy()
+{
+ simple_if_fini $h1
+}
+
+tc_police_switch_create()
+{
+ simple_if_init $swp1
+ tc qdisc add dev $swp1 clsact
+}
+
+tc_police_switch_destroy()
+{
+ tc qdisc del dev $swp1 clsact
+ simple_if_fini $swp1
+}
+
+tc_police_rules_create()
+{
+ local count=$1; shift
+ local should_fail=$1; shift
+
+ TC_POLICE_BATCH_FILE="$(mktemp)"
+
+ for ((i = 0; i < count; ++i)); do
+ cat >> $TC_POLICE_BATCH_FILE <<-EOF
+ filter add dev $swp1 ingress \
+ prot ip \
+ flower skip_sw \
+ action police rate 10mbit burst 100k \
+ conform-exceed drop/ok
+ EOF
+ done
+
+ tc -b $TC_POLICE_BATCH_FILE
+ check_err_fail $should_fail $? "Rule insertion"
+}
+
+__tc_police_test()
+{
+ local count=$1; shift
+ local should_fail=$1; shift
+
+ tc_police_rules_create $count $should_fail
+
+ offload_count=$(tc filter show dev $swp1 ingress | grep in_hw | wc -l)
+ ((offload_count == count))
+ check_err_fail $should_fail $? "tc police offload count"
+}
+
+tc_police_test()
+{
+ local count=$1; shift
+ local should_fail=$1; shift
+
+ if ! tc_offload_check $TC_POLICE_NUM_NETIFS; then
+ check_err 1 "Could not test offloaded functionality"
+ return
+ fi
+
+ __tc_police_test $count $should_fail
+}
+
+tc_police_setup_prepare()
+{
+ h1=${NETIFS[p1]}
+ swp1=${NETIFS[p2]}
+
+ vrf_prepare
+
+ tc_police_h1_create
+ tc_police_switch_create
+}
+
+tc_police_cleanup()
+{
+ pre_cleanup
+
+ tc_police_switch_destroy
+ tc_police_h1_destroy
+
+ vrf_cleanup
+}