diff options
Diffstat (limited to 'tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh')
| -rwxr-xr-x | tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh | 459 |
1 files changed, 432 insertions, 27 deletions
diff --git a/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh index b41d6256b2d0..a372b2f60874 100755 --- a/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh +++ b/tools/testing/selftests/drivers/net/mlxsw/spectrum-2/tc_flower.sh @@ -9,10 +9,11 @@ lib_dir=$(dirname $0)/../../../../net/forwarding ALL_TESTS="single_mask_test identical_filters_test two_masks_test \ multiple_masks_test ctcam_edge_cases_test delta_simple_test \ + delta_two_masks_one_key_test delta_simple_rehash_test \ bloom_simple_test bloom_complex_test bloom_delta_test" NUM_NETIFS=2 source $lib_dir/tc_common.sh -source $lib_dir/lib.sh +source $lib_dir/devlink_lib.sh tcflags="skip_hw" @@ -38,6 +39,55 @@ h2_destroy() simple_if_fini $h2 192.0.2.2/24 198.51.100.2/24 } +tp_record() +{ + local tracepoint=$1 + local cmd=$2 + + perf record -q -e $tracepoint $cmd + return $? +} + +tp_record_all() +{ + local tracepoint=$1 + local seconds=$2 + + perf record -a -q -e $tracepoint sleep $seconds + return $? +} + +__tp_hit_count() +{ + local tracepoint=$1 + + local perf_output=`perf script -F trace:event,trace` + return `echo $perf_output | grep "$tracepoint:" | wc -l` +} + +tp_check_hits() +{ + local tracepoint=$1 + local count=$2 + + __tp_hit_count $tracepoint + if [[ "$?" -ne "$count" ]]; then + return 1 + fi + return 0 +} + +tp_check_hits_any() +{ + local tracepoint=$1 + + __tp_hit_count $tracepoint + if [[ "$?" -eq "0" ]]; then + return 1 + fi + return 0 +} + single_mask_test() { # When only a single mask is required, the device uses the master @@ -182,20 +232,38 @@ multiple_masks_test() # spillage is performed correctly and that the right filter is # matched + if [[ "$tcflags" != "skip_sw" ]]; then + return 0; + fi + local index RET=0 NUM_MASKS=32 + NUM_ERPS=16 BASE_INDEX=100 for i in $(eval echo {1..$NUM_MASKS}); do index=$((BASE_INDEX - i)) - tc filter add dev $h2 ingress protocol ip pref $index \ - handle $index \ - flower $tcflags dst_ip 192.0.2.2/${i} src_ip 192.0.2.1 \ - action drop + if ((i > NUM_ERPS)); then + exp_hits=1 + err_msg="$i filters - C-TCAM spill did not happen when it was expected" + else + exp_hits=0 + err_msg="$i filters - C-TCAM spill happened when it should not" + fi + + tp_record "mlxsw:mlxsw_sp_acl_atcam_entry_add_ctcam_spill" \ + "tc filter add dev $h2 ingress protocol ip pref $index \ + handle $index \ + flower $tcflags \ + dst_ip 192.0.2.2/${i} src_ip 192.0.2.1/${i} \ + action drop" + tp_check_hits "mlxsw:mlxsw_sp_acl_atcam_entry_add_ctcam_spill" \ + $exp_hits + check_err $? "$err_msg" $MZ $h1 -c 1 -p 64 -a $h1mac -b $h2mac -A 192.0.2.1 \ -B 192.0.2.2 -t ip -q @@ -325,28 +393,6 @@ ctcam_edge_cases_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 @@ -405,6 +451,365 @@ delta_simple_test() log_test "delta simple test ($tcflags)" } +delta_two_masks_one_key_test() +{ + # If 2 keys are the same and only differ in mask in a way that + # they belong under the same ERP (second is delta of the first), + # there should be no C-TCAM spill. + + RET=0 + + if [[ "$tcflags" != "skip_sw" ]]; then + return 0; + fi + + tp_record "mlxsw:*" "tc filter add dev $h2 ingress protocol ip \ + pref 1 handle 101 flower $tcflags dst_ip 192.0.2.0/24 \ + action drop" + tp_check_hits "mlxsw:mlxsw_sp_acl_atcam_entry_add_ctcam_spill" 0 + check_err $? "incorrect C-TCAM spill while inserting the first rule" + + tp_record "mlxsw:*" "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 "mlxsw:mlxsw_sp_acl_atcam_entry_add_ctcam_spill" 0 + check_err $? "incorrect C-TCAM spill while inserting the second rule" + + $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_err $? "Did not match on correct filter" + + tc filter del dev $h2 ingress protocol ip pref 1 handle 101 flower + + $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 1 + check_err $? "Did not match on correct filter" + + tc filter del dev $h2 ingress protocol ip pref 2 handle 102 flower + + log_test "delta two masks one key test ($tcflags)" +} + +delta_simple_rehash_test() +{ + RET=0 + + if [[ "$tcflags" != "skip_sw" ]]; then + return 0; + fi + + devlink dev param set $DEVLINK_DEV \ + name acl_region_rehash_interval cmode runtime value 0 + check_err $? "Failed to set ACL region rehash interval" + + tp_record_all mlxsw:mlxsw_sp_acl_tcam_vregion_rehash 7 + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_rehash + check_fail $? "Rehash trace was hit even when rehash should be disabled" + + devlink dev param set $DEVLINK_DEV \ + name acl_region_rehash_interval cmode runtime value 3000 + check_err $? "Failed to set ACL region rehash interval" + + sleep 1 + + tc filter add dev $h2 ingress protocol ip pref 1 handle 101 flower \ + $tcflags dst_ip 192.0.1.0/25 action drop + tc filter add dev $h2 ingress protocol ip pref 2 handle 102 flower \ + $tcflags dst_ip 192.0.2.2 action drop + tc filter add dev $h2 ingress protocol ip pref 3 handle 103 flower \ + $tcflags dst_ip 192.0.3.0/24 action drop + + $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" 103 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_all mlxsw:* 3 + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_rehash + check_err $? "Rehash trace was not hit" + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_migrate + check_err $? "Migrate trace was not hit" + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_migrate_end + check_err $? "Migrate end trace was not hit" + tp_record_all mlxsw:* 3 + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_rehash + check_err $? "Rehash trace was not hit" + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_migrate + check_fail $? "Migrate trace was hit when no migration should happen" + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_migrate_end + check_fail $? "Migrate end trace was hit when no migration should happen" + + $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 after rehash" + + tc_check_packets "dev $h2 ingress" 103 1 + check_fail $? "Matched a wrong filter after rehash" + + tc_check_packets "dev $h2 ingress" 102 2 + check_err $? "Did not match on correct filter after rehash" + + tc filter del dev $h2 ingress protocol ip pref 3 handle 103 flower + tc filter del dev $h2 ingress protocol ip pref 2 handle 102 flower + tc filter del dev $h2 ingress protocol ip pref 1 handle 101 flower + + log_test "delta simple rehash test ($tcflags)" +} + +delta_simple_ipv6_rehash_test() +{ + RET=0 + + if [[ "$tcflags" != "skip_sw" ]]; then + return 0; + fi + + devlink dev param set $DEVLINK_DEV \ + name acl_region_rehash_interval cmode runtime value 0 + check_err $? "Failed to set ACL region rehash interval" + + tp_record_all mlxsw:mlxsw_sp_acl_tcam_vregion_rehash 7 + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_rehash + check_fail $? "Rehash trace was hit even when rehash should be disabled" + + devlink dev param set $DEVLINK_DEV \ + name acl_region_rehash_interval cmode runtime value 3000 + check_err $? "Failed to set ACL region rehash interval" + + sleep 1 + + tc filter add dev $h2 ingress protocol ipv6 pref 1 handle 101 flower \ + $tcflags dst_ip 2001:db8:1::0/121 action drop + tc filter add dev $h2 ingress protocol ipv6 pref 2 handle 102 flower \ + $tcflags dst_ip 2001:db8:2::2 action drop + tc filter add dev $h2 ingress protocol ipv6 pref 3 handle 103 flower \ + $tcflags dst_ip 2001:db8:3::0/120 action drop + + $MZ $h1 -6 -c 1 -p 64 -a $h1mac -b $h2mac \ + -A 2001:db8:2::1 -B 2001:db8:2::2 -t udp -q + + tc_check_packets "dev $h2 ingress" 101 1 + check_fail $? "Matched a wrong filter" + + tc_check_packets "dev $h2 ingress" 103 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_all mlxsw:* 3 + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_rehash + check_err $? "Rehash trace was not hit" + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_migrate + check_err $? "Migrate trace was not hit" + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_migrate_end + check_err $? "Migrate end trace was not hit" + tp_record_all mlxsw:* 3 + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_rehash + check_err $? "Rehash trace was not hit" + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_migrate + check_fail $? "Migrate trace was hit when no migration should happen" + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_migrate_end + check_fail $? "Migrate end trace was hit when no migration should happen" + + $MZ $h1 -6 -c 1 -p 64 -a $h1mac -b $h2mac \ + -A 2001:db8:2::1 -B 2001:db8:2::2 -t udp -q + + tc_check_packets "dev $h2 ingress" 101 1 + check_fail $? "Matched a wrong filter after rehash" + + tc_check_packets "dev $h2 ingress" 103 1 + check_fail $? "Matched a wrong filter after rehash" + + tc_check_packets "dev $h2 ingress" 102 2 + check_err $? "Did not match on correct filter after rehash" + + tc filter del dev $h2 ingress protocol ipv6 pref 3 handle 103 flower + tc filter del dev $h2 ingress protocol ipv6 pref 2 handle 102 flower + tc filter del dev $h2 ingress protocol ipv6 pref 1 handle 101 flower + + log_test "delta simple IPv6 rehash test ($tcflags)" +} + +TEST_RULE_BASE=256 +declare -a test_rules_inserted + +test_rule_add() +{ + local iface=$1 + local tcflags=$2 + local index=$3 + + if ! [ ${test_rules_inserted[$index]} ] ; then + test_rules_inserted[$index]=false + fi + if ${test_rules_inserted[$index]} ; then + return + fi + + local number=$(( $index + $TEST_RULE_BASE )) + printf -v hexnumber '%x' $number + + batch="${batch}filter add dev $iface ingress protocol ipv6 pref 1 \ + handle $number flower $tcflags \ + src_ip 2001:db8:1::$hexnumber action drop\n" + test_rules_inserted[$index]=true +} + +test_rule_del() +{ + local iface=$1 + local index=$2 + + if ! [ ${test_rules_inserted[$index]} ] ; then + test_rules_inserted[$index]=false + fi + if ! ${test_rules_inserted[$index]} ; then + return + fi + + local number=$(( $index + $TEST_RULE_BASE )) + printf -v hexnumber '%x' $number + + batch="${batch}filter del dev $iface ingress protocol ipv6 pref 1 \ + handle $number flower\n" + test_rules_inserted[$index]=false +} + +test_rule_add_or_remove() +{ + local iface=$1 + local tcflags=$2 + local index=$3 + + if ! [ ${test_rules_inserted[$index]} ] ; then + test_rules_inserted[$index]=false + fi + if ${test_rules_inserted[$index]} ; then + test_rule_del $iface $index + else + test_rule_add $iface $tcflags $index + fi +} + +test_rule_add_or_remove_random_batch() +{ + local iface=$1 + local tcflags=$2 + local total_count=$3 + local skip=0 + local count=0 + local MAXSKIP=20 + local MAXCOUNT=20 + + for ((i=1;i<=total_count;i++)); do + if (( $skip == 0 )) && (($count == 0)); then + ((skip=$RANDOM % $MAXSKIP + 1)) + ((count=$RANDOM % $MAXCOUNT + 1)) + fi + if (( $skip != 0 )); then + ((skip-=1)) + else + ((count-=1)) + test_rule_add_or_remove $iface $tcflags $i + fi + done +} + +delta_massive_ipv6_rehash_test() +{ + RET=0 + + if [[ "$tcflags" != "skip_sw" ]]; then + return 0; + fi + + devlink dev param set $DEVLINK_DEV \ + name acl_region_rehash_interval cmode runtime value 0 + check_err $? "Failed to set ACL region rehash interval" + + tp_record_all mlxsw:mlxsw_sp_acl_tcam_vregion_rehash 7 + tp_check_hits_any mlxsw:mlxsw_sp_acl_tcam_vregion_rehash + check_fail $? "Rehash trace was hit even when rehash should be disabled" + + RANDOM=4432897 + declare batch="" + test_rule_add_or_remove_random_batch $h2 $tcflags 5000 + + echo -n -e $batch | tc -b - + + declare batch="" + test_rule_add_or_remove_random_batch $h2 $tcflags 5000 + + devlink dev param set $DEVLINK_DEV \ + name acl_region_rehash_interval cmode runtime value 3000 + check_err $? "Failed to set ACL region rehash interval" + + sleep 1 + + tc filter add dev $h2 ingress protocol ipv6 pref 1 handle 101 flower \ + $tcflags dst_ip 2001:db8:1::0/121 action drop + tc filter add dev $h2 ingress protocol ipv6 pref 2 handle 102 flower \ + $tcflags dst_ip 2001:db8:2::2 action drop + tc filter add dev $h2 ingress protocol ipv6 pref 3 handle 103 flower \ + $tcflags dst_ip 2001:db8:3::0/120 action drop + + $MZ $h1 -6 -c 1 -p 64 -a $h1mac -b $h2mac \ + -A 2001:db8:2::1 -B 2001:db8:2::2 -t udp -q + + tc_check_packets "dev $h2 ingress" 101 1 + check_fail $? "Matched a wrong filter" + + tc_check_packets "dev $h2 ingress" 103 1 + check_fail $? "Matched a wrong filter" + + tc_check_packets "dev $h2 ingress" 102 1 + check_err $? "Did not match on correct filter" + + echo -n -e $batch | tc -b - + + devlink dev param set $DEVLINK_DEV \ + name acl_region_rehash_interval cmode runtime value 0 + check_err $? "Failed to set ACL region rehash interval" + + $MZ $h1 -6 -c 1 -p 64 -a $h1mac -b $h2mac \ + -A 2001:db8:2::1 -B 2001:db8:2::2 -t udp -q + + tc_check_packets "dev $h2 ingress" 101 1 + check_fail $? "Matched a wrong filter after rehash" + + tc_check_packets "dev $h2 ingress" 103 1 + check_fail $? "Matched a wrong filter after rehash" + + tc_check_packets "dev $h2 ingress" 102 2 + check_err $? "Did not match on correct filter after rehash" + + tc filter del dev $h2 ingress protocol ipv6 pref 3 handle 103 flower + tc filter del dev $h2 ingress protocol ipv6 pref 2 handle 102 flower + tc filter del dev $h2 ingress protocol ipv6 pref 1 handle 101 flower + + declare batch="" + for i in {1..5000}; do + test_rule_del $h2 $tcflags $i + done + echo -e $batch | tc -b - + + log_test "delta massive IPv6 rehash test ($tcflags)" +} + bloom_simple_test() { # Bloom filter requires that the eRP table is used. This test |