Commit 3b423271 authored by Jiri Pirko's avatar Jiri Pirko Committed by David S. Miller

selftests: mlxsw: spectrum-2: Add simple delta test

Track the basic codepaths of delta handling, using objagg tracepoints.
Signed-off-by: default avatarJiri Pirko <jiri@mellanox.com>
Signed-off-by: default avatarIdo Schimmel <idosch@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c22291f7
...@@ -8,7 +8,7 @@ ...@@ -8,7 +8,7 @@
lib_dir=$(dirname $0)/../../../../net/forwarding lib_dir=$(dirname $0)/../../../../net/forwarding
ALL_TESTS="single_mask_test identical_filters_test two_masks_test \ ALL_TESTS="single_mask_test identical_filters_test two_masks_test \
multiple_masks_test ctcam_edge_cases_test" multiple_masks_test ctcam_edge_cases_test delta_simple_test"
NUM_NETIFS=2 NUM_NETIFS=2
source $lib_dir/tc_common.sh source $lib_dir/tc_common.sh
source $lib_dir/lib.sh source $lib_dir/lib.sh
...@@ -324,6 +324,86 @@ ctcam_edge_cases_test() ...@@ -324,6 +324,86 @@ ctcam_edge_cases_test()
ctcam_no_atcam_masks_test ctcam_no_atcam_masks_test
} }
tp_record()
{
local tracepoint=$1
local cmd=$2
perf record -q -e $tracepoint $cmd
return $?
}
tp_check_hits()
{
local tracepoint=$1
local count=$2
perf_output=`perf script -F trace:event,trace`
hits=`echo $perf_output | grep "$tracepoint:" | wc -l`
if [[ "$count" -ne "$hits" ]]; then
return 1
fi
return 0
}
delta_simple_test()
{
# The first filter will create eRP, the second filter will fit into
# the first eRP with delta. Remove the first rule then and check that
# the eRP stays (referenced by the second filter).
RET=0
if [[ "$tcflags" != "skip_sw" ]]; then
return 0;
fi
tp_record "objagg:*" "tc filter add dev $h2 ingress protocol ip \
pref 1 handle 101 flower $tcflags dst_ip 192.0.0.0/24 \
action drop"
tp_check_hits "objagg:objagg_obj_root_create" 1
check_err $? "eRP was not created"
tp_record "objagg:*" "tc filter add dev $h2 ingress protocol ip \
pref 2 handle 102 flower $tcflags dst_ip 192.0.2.2 \
action drop"
tp_check_hits "objagg:objagg_obj_root_create" 0
check_err $? "eRP was incorrectly created"
tp_check_hits "objagg:objagg_obj_parent_assign" 1
check_err $? "delta was not created"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
-t ip -q
tc_check_packets "dev $h2 ingress" 101 1
check_fail $? "Matched a wrong filter"
tc_check_packets "dev $h2 ingress" 102 1
check_err $? "Did not match on correct filter"
tp_record "objagg:*" "tc filter del dev $h2 ingress protocol ip \
pref 1 handle 101 flower"
tp_check_hits "objagg:objagg_obj_root_destroy" 0
check_err $? "eRP was incorrectly destroyed"
tp_check_hits "objagg:objagg_obj_parent_unassign" 0
check_err $? "delta was incorrectly destroyed"
$MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 -B 192.0.2.2 \
-t ip -q
tc_check_packets "dev $h2 ingress" 102 2
check_err $? "Did not match on correct filter after the first was removed"
tp_record "objagg:*" "tc filter del dev $h2 ingress protocol ip \
pref 2 handle 102 flower"
tp_check_hits "objagg:objagg_obj_parent_unassign" 1
check_err $? "delta was not destroyed"
tp_check_hits "objagg:objagg_obj_root_destroy" 1
check_err $? "eRP was not destroyed"
log_test "delta simple test ($tcflags)"
}
setup_prepare() setup_prepare()
{ {
h1=${NETIFS[p1]} h1=${NETIFS[p1]}
......
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