diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/plugins/unittest/CMakeLists.txt | 1 | ||||
| -rw-r--r-- | src/plugins/unittest/policer_test.c | 71 |
2 files changed, 72 insertions, 0 deletions
diff --git a/src/plugins/unittest/CMakeLists.txt b/src/plugins/unittest/CMakeLists.txt index 64a7706034b..b6322cddf09 100644 --- a/src/plugins/unittest/CMakeLists.txt +++ b/src/plugins/unittest/CMakeLists.txt @@ -38,6 +38,7 @@ add_vpp_plugin(unittest mem_bulk_test.c mfib_test.c mpcap_node.c + policer_test.c punt_test.c rbtree_test.c session_test.c diff --git a/src/plugins/unittest/policer_test.c b/src/plugins/unittest/policer_test.c new file mode 100644 index 00000000000..862ea93bf83 --- /dev/null +++ b/src/plugins/unittest/policer_test.c @@ -0,0 +1,71 @@ +/* + * Copyright (c) 2021 Graphiant, Inc. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include <vnet/policer/policer.h> + +#define PKT_LEN 500 + +static clib_error_t * +policer_test (vlib_main_t *vm, unformat_input_t *input, + vlib_cli_command_t *cmd_arg) +{ + int policer_index, i; + uint rate_kbps, burst, num_pkts; + double total_bytes, cpu_ticks_per_pkt, time = 0; + double cpu_speed, cpu_ticks_per_byte; + policer_result_e result, input_colour = POLICE_CONFORM; + uint64_t policer_time; + + policer_read_response_type_st *pol; + vnet_policer_main_t *pm = &vnet_policer_main; + + unformat (input, "index %d", &policer_index); /* policer to use */ + unformat (input, "rate %u", &rate_kbps); /* rate to send at in kbps */ + unformat (input, "burst %u", &burst); /* burst to send in ms */ + unformat (input, "colour %u", &input_colour); /* input colour if aware */ + + total_bytes = (rate_kbps * burst) / 8; + num_pkts = total_bytes / PKT_LEN; + + cpu_speed = (double) os_cpu_clock_frequency (); + cpu_ticks_per_byte = cpu_speed / (rate_kbps * 125); + cpu_ticks_per_pkt = cpu_ticks_per_byte * PKT_LEN; + + pol = &pm->policers[policer_index]; + + for (i = 0; i < num_pkts; i++) + { + time += cpu_ticks_per_pkt; + policer_time = ((uint64_t) time) >> POLICER_TICKS_PER_PERIOD_SHIFT; + result = vnet_police_packet (pol, PKT_LEN, input_colour, policer_time); + vlib_increment_combined_counter (&policer_counters[result], 0, + policer_index, 1, PKT_LEN); + } + + return NULL; +} + +VLIB_CLI_COMMAND (test_policer_command, static) = { + .path = "test policing", + .short_help = "policer unit test helper - DO NOT RUN ON A LIVE SYSTEM", + .function = policer_test, +}; + +clib_error_t * +policer_test_init (vlib_main_t *vm) +{ + return 0; +} + +VLIB_INIT_FUNCTION (policer_test_init); |