tools/testing/selftests/drivers/net/mlxsw/tc_police_scale.sh

   1 # SPDX-License-Identifier: GPL-2.0
   2
   3 TC_POLICE_NUM_NETIFS=2
   4
   5 tc_police_h1_create()
   6 {
   7         simple_if_init $h1
   8 }
   9
  10 tc_police_h1_destroy()
  11 {
  12         simple_if_fini $h1
  13 }
  14
  15 tc_police_switch_create()
  16 {
  17         simple_if_init $swp1
  18         tc qdisc add dev $swp1 clsact
  19 }
  20
  21 tc_police_switch_destroy()
  22 {
  23         tc qdisc del dev $swp1 clsact
  24         simple_if_fini $swp1
  25 }
  26
  27 tc_police_rules_create()
  28 {
  29         local count=$1; shift
  30         local should_fail=$1; shift
  31
  32         TC_POLICE_BATCH_FILE="$(mktemp)"
  33
  34         for ((i = 0; i < count; ++i)); do
  35                 cat >> $TC_POLICE_BATCH_FILE <<-EOF
  36                         filter add dev $swp1 ingress \
  37                                 prot ip \
  38                                 flower skip_sw \
  39                                 action police rate 10mbit burst 100k \
  40                                 conform-exceed drop/ok
  41                 EOF
  42         done
  43
  44         tc -b $TC_POLICE_BATCH_FILE
  45         check_err_fail $should_fail $? "Rule insertion"
  46 }
  47
  48 __tc_police_test()
  49 {
  50         local count=$1; shift
  51         local should_fail=$1; shift
  52
  53         tc_police_rules_create $count $should_fail
  54
  55         offload_count=$(tc filter show dev $swp1 ingress | grep in_hw | wc -l)
  56         ((offload_count == count))
  57         check_err_fail $should_fail $? "tc police offload count"
  58 }
  59
  60 tc_police_test()
  61 {
  62         local count=$1; shift
  63         local should_fail=$1; shift
  64
  65         if ! tc_offload_check $TC_POLICE_NUM_NETIFS; then
  66                 check_err 1 "Could not test offloaded functionality"
  67                 return
  68         fi
  69
  70         __tc_police_test $count $should_fail
  71 }
  72
  73 tc_police_setup_prepare()
  74 {
  75         h1=${NETIFS[p1]}
  76         swp1=${NETIFS[p2]}
  77
  78         vrf_prepare
  79
  80         tc_police_h1_create
  81         tc_police_switch_create
  82 }
  83
  84 tc_police_cleanup()
  85 {
  86         pre_cleanup
  87
  88         tc_police_switch_destroy
  89         tc_police_h1_destroy
  90
  91         vrf_cleanup
  92 }