Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 1 | /* |
| 2 | * LlcTest.cpp |
| 3 | * |
| 4 | * Copyright (C) 2015 by Sysmocom s.f.m.c. GmbH |
| 5 | * |
| 6 | * All Rights Reserved |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU Affero General Public License as published by |
| 10 | * the Free Software Foundation; either version 3 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU Affero General Public License |
| 19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 20 | * |
| 21 | */ |
| 22 | |
| 23 | extern "C" { |
| 24 | #include <osmocom/core/linuxlist.h> |
| 25 | } |
| 26 | |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 27 | #include "gprs_debug.h" |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 28 | #include "bts.h" |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 29 | |
| 30 | extern "C" { |
| 31 | #include "pcu_vty.h" |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 32 | #include "gprs_pcu.h" |
| 33 | #include "llc.h" |
| 34 | #include "gprs_ms.h" |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 35 | |
| 36 | #include <osmocom/core/application.h> |
| 37 | #include <osmocom/core/msgb.h> |
| 38 | #include <osmocom/core/talloc.h> |
| 39 | #include <osmocom/core/utils.h> |
Pau Espin Pedrol | 5fc6e01 | 2020-02-26 20:05:33 +0100 | [diff] [blame] | 40 | #include <osmocom/core/timer.h> |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 41 | #include <osmocom/vty/vty.h> |
| 42 | } |
| 43 | |
| 44 | |
| 45 | void *tall_pcu_ctx; |
| 46 | int16_t spoof_mnc = 0, spoof_mcc = 0; |
Neels Hofmeyr | bdc55fa | 2018-02-21 00:39:07 +0100 | [diff] [blame] | 47 | bool spoof_mnc_3_digits = false; |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 48 | static struct timespec *clk_mono_override_time; |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 49 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 50 | static struct gprs_llc_queue *prepare_queue(void) |
| 51 | { |
| 52 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
| 53 | the_pcu->vty.llc_codel_interval_msec = LLC_CODEL_DISABLE; |
| 54 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
| 55 | struct GprsMs *ms = bts_alloc_ms(bts, 0, 0); |
| 56 | return ms_llc_queue(ms); |
| 57 | } |
| 58 | |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 59 | static void enqueue_data(gprs_llc_queue *queue, const uint8_t *data, size_t len, |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 60 | const struct timespec *expire_time) |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 61 | { |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 62 | struct timespec *tv; |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 63 | uint8_t *msg_data; |
| 64 | struct msgb *llc_msg = msgb_alloc(len + sizeof(*tv) * 2, |
| 65 | "llc_pdu_queue"); |
| 66 | |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 67 | msg_data = (uint8_t *)msgb_put(llc_msg, len); |
| 68 | |
| 69 | memcpy(msg_data, data, len); |
| 70 | |
Pau Espin Pedrol | 4f8384b | 2022-03-31 19:36:12 +0200 | [diff] [blame] | 71 | llc_queue_enqueue(queue, llc_msg, expire_time); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 72 | } |
| 73 | |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 74 | static void dequeue_and_check(gprs_llc_queue *queue, const uint8_t *exp_data, |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 75 | size_t len, const MetaInfo *exp_info) |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 76 | { |
| 77 | struct msgb *llc_msg; |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 78 | const MetaInfo *info_res; |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 79 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 80 | llc_msg = llc_queue_dequeue(queue); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 81 | OSMO_ASSERT(llc_msg != NULL); |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 82 | info_res = (struct MetaInfo *)&llc_msg->cb[0]; |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 83 | |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 84 | fprintf(stderr, "dequeued msg, length %u (expected %zu), data %s\n", |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 85 | msgb_length(llc_msg), len, msgb_hexdump(llc_msg)); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 86 | |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 87 | if (!msgb_eq_data_print(llc_msg, exp_data, len)) |
| 88 | fprintf(stderr, "check failed!\n"); |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 89 | |
Pau Espin Pedrol | 5fc6e01 | 2020-02-26 20:05:33 +0100 | [diff] [blame] | 90 | if (exp_info) { |
| 91 | OSMO_ASSERT(memcmp(&exp_info->recv_time, &info_res->recv_time, sizeof(info_res->recv_time)) == 0); |
| 92 | OSMO_ASSERT(memcmp(&exp_info->expire_time, &info_res->expire_time, sizeof(info_res->expire_time)) == 0); |
| 93 | } |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 94 | msgb_free(llc_msg); |
| 95 | } |
| 96 | |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 97 | static void enqueue_data(gprs_llc_queue *queue, const char *message, |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 98 | const struct timespec *expire_time) |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 99 | { |
Pau Espin Pedrol | 5fc6e01 | 2020-02-26 20:05:33 +0100 | [diff] [blame] | 100 | enqueue_data(queue, (uint8_t *)(message), strlen(message), expire_time); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 101 | } |
| 102 | |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 103 | static void dequeue_and_check(gprs_llc_queue *queue, const char *exp_message, |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 104 | const MetaInfo *exp_info = 0) |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 105 | { |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 106 | dequeue_and_check(queue, |
| 107 | (uint8_t *)(exp_message), strlen(exp_message), exp_info); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 108 | } |
| 109 | |
| 110 | static void test_llc_queue() |
| 111 | { |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 112 | gprs_llc_queue *queue = prepare_queue(); |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 113 | struct timespec expire_time = {0}; |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 114 | |
| 115 | printf("=== start %s ===\n", __func__); |
| 116 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 117 | OSMO_ASSERT(llc_queue_size(queue) == 0); |
| 118 | OSMO_ASSERT(llc_queue_octets(queue) == 0); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 119 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 120 | enqueue_data(queue, "LLC message", &expire_time); |
| 121 | OSMO_ASSERT(llc_queue_size(queue) == 1); |
| 122 | OSMO_ASSERT(llc_queue_octets(queue) == 11); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 123 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 124 | enqueue_data(queue, "other LLC message", &expire_time); |
| 125 | OSMO_ASSERT(llc_queue_size(queue) == 2); |
| 126 | OSMO_ASSERT(llc_queue_octets(queue) == 28); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 127 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 128 | dequeue_and_check(queue, "LLC message"); |
| 129 | OSMO_ASSERT(llc_queue_size(queue) == 1); |
| 130 | OSMO_ASSERT(llc_queue_octets(queue) == 17); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 131 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 132 | dequeue_and_check(queue, "other LLC message"); |
| 133 | OSMO_ASSERT(llc_queue_size(queue) == 0); |
| 134 | OSMO_ASSERT(llc_queue_octets(queue) == 0); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 135 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 136 | enqueue_data(queue, "LLC", &expire_time); |
| 137 | OSMO_ASSERT(llc_queue_size(queue) == 1); |
| 138 | OSMO_ASSERT(llc_queue_octets(queue) == 3); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 139 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 140 | llc_queue_clear(queue, NULL); |
| 141 | OSMO_ASSERT(llc_queue_size(queue) == 0); |
| 142 | OSMO_ASSERT(llc_queue_octets(queue) == 0); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 143 | |
| 144 | printf("=== end %s ===\n", __func__); |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 145 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 146 | } |
| 147 | |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 148 | static void test_llc_meta() |
| 149 | { |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 150 | gprs_llc_queue *queue = prepare_queue(); |
Pau Espin Pedrol | da971ee | 2020-12-16 15:59:45 +0100 | [diff] [blame] | 151 | MetaInfo info1 = {0}; |
| 152 | MetaInfo info2 = {0}; |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 153 | |
| 154 | printf("=== start %s ===\n", __func__); |
| 155 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 156 | OSMO_ASSERT(llc_queue_size(queue) == 0); |
| 157 | OSMO_ASSERT(llc_queue_octets(queue) == 0); |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 158 | |
Pau Espin Pedrol | 5fc6e01 | 2020-02-26 20:05:33 +0100 | [diff] [blame] | 159 | info1.recv_time.tv_sec = 123456777; |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 160 | info1.recv_time.tv_nsec = 123456000; |
Pau Espin Pedrol | 5fc6e01 | 2020-02-26 20:05:33 +0100 | [diff] [blame] | 161 | info1.expire_time.tv_sec = 123456789; |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 162 | info1.expire_time.tv_nsec = 987654000; |
| 163 | *clk_mono_override_time = info1.recv_time; |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 164 | enqueue_data(queue, "LLC message 1", &info1.expire_time); |
Pau Espin Pedrol | 5fc6e01 | 2020-02-26 20:05:33 +0100 | [diff] [blame] | 165 | |
Pau Espin Pedrol | 40d4e35 | 2020-03-11 13:06:13 +0100 | [diff] [blame] | 166 | info2.recv_time.tv_sec = 123458000; |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 167 | info2.recv_time.tv_nsec = 547352000; |
Pau Espin Pedrol | 40d4e35 | 2020-03-11 13:06:13 +0100 | [diff] [blame] | 168 | info2.expire_time.tv_sec = 123458006; |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 169 | info2.expire_time.tv_nsec = 867252000; |
| 170 | *clk_mono_override_time = info2.recv_time; |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 171 | enqueue_data(queue, "LLC message 2", &info2.expire_time); |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 172 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 173 | clk_mono_override_time->tv_sec = info1.expire_time.tv_sec - 1; |
| 174 | clk_mono_override_time->tv_nsec = info1.expire_time.tv_nsec; |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 175 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 176 | dequeue_and_check(queue, "LLC message 1", &info1); |
| 177 | dequeue_and_check(queue, "LLC message 2", &info2); |
| 178 | |
| 179 | llc_queue_clear(queue, NULL); |
| 180 | OSMO_ASSERT(llc_queue_size(queue) == 0); |
| 181 | OSMO_ASSERT(llc_queue_octets(queue) == 0); |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 182 | |
| 183 | printf("=== end %s ===\n", __func__); |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 184 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 185 | } |
| 186 | |
Pau Espin Pedrol | 2f94b77 | 2022-04-04 16:03:25 +0200 | [diff] [blame] | 187 | /* Test PDU lifetime is taken into account and packet is dropped if dequeued too |
| 188 | * late */ |
| 189 | static void test_llc_meta_pdu_life_expire() |
| 190 | { |
| 191 | gprs_llc_queue *queue = prepare_queue(); |
| 192 | MetaInfo info1 = {0}; |
| 193 | MetaInfo info2 = {0}; |
| 194 | |
| 195 | printf("=== start %s ===\n", __func__); |
| 196 | |
| 197 | OSMO_ASSERT(llc_queue_size(queue) == 0); |
| 198 | OSMO_ASSERT(llc_queue_octets(queue) == 0); |
| 199 | |
| 200 | info1.recv_time.tv_sec = 123456777; |
| 201 | info1.recv_time.tv_nsec = 123456000; |
| 202 | info1.expire_time.tv_sec = 123456789; |
| 203 | info1.expire_time.tv_nsec = 987654000; |
| 204 | *clk_mono_override_time = info1.recv_time; |
| 205 | enqueue_data(queue, "LLC message 1", &info1.expire_time); |
| 206 | |
| 207 | info2.recv_time.tv_sec = 123458000; |
| 208 | info2.recv_time.tv_nsec = 547352000; |
| 209 | info2.expire_time.tv_sec = 123458006; |
| 210 | info2.expire_time.tv_nsec = 867252000; |
| 211 | *clk_mono_override_time = info2.recv_time; |
| 212 | enqueue_data(queue, "LLC message 2", &info2.expire_time); |
| 213 | |
| 214 | clk_mono_override_time->tv_sec = info1.expire_time.tv_sec + 1; |
| 215 | clk_mono_override_time->tv_nsec = info1.expire_time.tv_nsec; |
| 216 | |
| 217 | dequeue_and_check(queue, "LLC message 2", &info2); |
| 218 | |
| 219 | OSMO_ASSERT(llc_queue_size(queue) == 0); |
| 220 | OSMO_ASSERT(llc_queue_octets(queue) == 0); |
| 221 | llc_queue_clear(queue, NULL); |
| 222 | |
| 223 | printf("=== end %s ===\n", __func__); |
| 224 | TALLOC_FREE(the_pcu); |
| 225 | } |
| 226 | |
Pau Espin Pedrol | 0bdad9f | 2022-04-04 17:22:09 +0200 | [diff] [blame] | 227 | /* Test codel entering in action */ |
| 228 | static void test_llc_codel() |
| 229 | { |
| 230 | clk_mono_override_time->tv_sec = 1000; |
| 231 | clk_mono_override_time->tv_nsec = 0; |
| 232 | |
| 233 | the_pcu = gprs_pcu_alloc(tall_pcu_ctx); |
| 234 | the_pcu->vty.llc_codel_interval_msec = LLC_CODEL_USE_DEFAULT; |
| 235 | /* DEFAULT should be resolved to GPRS_CODEL_SLOW_INTERVAL_MS 4000 */ |
| 236 | #define GPRS_CODEL_SLOW_INTERVAL_MS 4000 |
| 237 | struct gprs_rlcmac_bts *bts = bts_alloc(the_pcu, 0); |
| 238 | struct GprsMs *ms = bts_alloc_ms(bts, 0, 0); |
| 239 | gprs_llc_queue *queue = ms_llc_queue(ms); |
| 240 | unsigned int i; |
| 241 | |
| 242 | for (i = 0; i < ARRAY_SIZE(queue->pq); i++) { |
| 243 | gprs_codel_set_maxpacket(&queue->pq[i].codel_state, 8); |
| 244 | } |
| 245 | |
| 246 | MetaInfo info1 = {0}; |
| 247 | |
| 248 | printf("=== start %s ===\n", __func__); |
| 249 | |
| 250 | for (i = 0; i < 10; i++) { |
| 251 | char buf[256]; |
| 252 | |
| 253 | snprintf(buf, sizeof(buf), "LLC message %u", i); |
| 254 | info1.recv_time.tv_sec = clk_mono_override_time->tv_sec; |
| 255 | info1.recv_time.tv_nsec = clk_mono_override_time->tv_nsec; |
| 256 | info1.expire_time.tv_sec = clk_mono_override_time->tv_sec + 500; |
| 257 | info1.expire_time.tv_nsec = clk_mono_override_time->tv_nsec; |
| 258 | clk_mono_override_time->tv_sec += 1; |
| 259 | enqueue_data(queue, buf, &info1.expire_time); |
| 260 | } |
| 261 | |
| 262 | OSMO_ASSERT(llc_queue_size(queue) == 10); |
| 263 | OSMO_ASSERT(llc_queue_octets(queue) != 0); |
| 264 | |
| 265 | dequeue_and_check(queue, "LLC message 0", NULL); |
| 266 | OSMO_ASSERT(queue->pq[LLC_QUEUE_PRIO_OTHER].codel_state.first_above_time.tv_sec == |
| 267 | clk_mono_override_time->tv_sec + GPRS_CODEL_SLOW_INTERVAL_MS/1000); |
| 268 | dequeue_and_check(queue, "LLC message 1", NULL); |
| 269 | clk_mono_override_time->tv_sec += 7; |
| 270 | dequeue_and_check(queue, "LLC message 2", NULL); /*recently == 0*/ |
| 271 | OSMO_ASSERT(queue->pq[LLC_QUEUE_PRIO_OTHER].codel_state.dropping == 0); |
| 272 | OSMO_ASSERT(queue->pq[LLC_QUEUE_PRIO_OTHER].codel_state.count == 0); |
| 273 | clk_mono_override_time->tv_sec += GPRS_CODEL_SLOW_INTERVAL_MS/1000 + 1; |
| 274 | dequeue_and_check(queue, "LLC message 4", NULL); /* recently = 1, message 3 is dropped here */ |
| 275 | OSMO_ASSERT(queue->pq[LLC_QUEUE_PRIO_OTHER].codel_state.dropping == 1); |
| 276 | OSMO_ASSERT(queue->pq[LLC_QUEUE_PRIO_OTHER].codel_state.count == 1); |
| 277 | dequeue_and_check(queue, "LLC message 5", NULL); |
| 278 | OSMO_ASSERT(queue->pq[LLC_QUEUE_PRIO_OTHER].codel_state.dropping == 1); |
| 279 | OSMO_ASSERT(queue->pq[LLC_QUEUE_PRIO_OTHER].codel_state.count == 1); |
| 280 | dequeue_and_check(queue, "LLC message 6", NULL); |
| 281 | OSMO_ASSERT(queue->pq[LLC_QUEUE_PRIO_OTHER].codel_state.dropping == 1); |
| 282 | dequeue_and_check(queue, "LLC message 7", NULL); |
| 283 | OSMO_ASSERT(queue->pq[LLC_QUEUE_PRIO_OTHER].codel_state.dropping == 1); |
| 284 | dequeue_and_check(queue, "LLC message 8", NULL); |
| 285 | OSMO_ASSERT(queue->pq[LLC_QUEUE_PRIO_OTHER].codel_state.dropping == 1); |
| 286 | dequeue_and_check(queue, "LLC message 9", NULL); |
| 287 | OSMO_ASSERT(queue->pq[LLC_QUEUE_PRIO_OTHER].codel_state.dropping == 0); |
| 288 | |
| 289 | OSMO_ASSERT(llc_queue_size(queue) == 0); |
| 290 | OSMO_ASSERT(llc_queue_octets(queue) == 0); |
| 291 | llc_queue_clear(queue, NULL); |
| 292 | |
| 293 | printf("=== end %s ===\n", __func__); |
| 294 | TALLOC_FREE(the_pcu); |
| 295 | } |
| 296 | |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 297 | static void test_llc_merge() |
| 298 | { |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 299 | gprs_llc_queue *queue1 = prepare_queue(); |
| 300 | struct GprsMs *ms = bts_alloc_ms(queue1->ms->bts, 0, 0); |
| 301 | gprs_llc_queue *queue2 = ms_llc_queue(ms); |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 302 | struct timespec expire_time = {0}; |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 303 | |
| 304 | printf("=== start %s ===\n", __func__); |
| 305 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 306 | clk_mono_override_time->tv_sec += 1; |
| 307 | enqueue_data(queue1, "*A*", &expire_time); |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 308 | |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 309 | clk_mono_override_time->tv_sec += 1; |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 310 | enqueue_data(queue1, "*B*", &expire_time); |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 311 | |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 312 | clk_mono_override_time->tv_sec += 1; |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 313 | enqueue_data(queue2, "*C*", &expire_time); |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 314 | |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 315 | clk_mono_override_time->tv_sec += 1; |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 316 | enqueue_data(queue1, "*D*", &expire_time); |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 317 | |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 318 | clk_mono_override_time->tv_sec += 1; |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 319 | enqueue_data(queue2, "*E*", &expire_time); |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 320 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 321 | OSMO_ASSERT(llc_queue_size(queue1) == 3); |
| 322 | OSMO_ASSERT(llc_queue_octets(queue1) == 9); |
| 323 | OSMO_ASSERT(llc_queue_size(queue2) == 2); |
| 324 | OSMO_ASSERT(llc_queue_octets(queue2) == 6); |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 325 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 326 | llc_queue_move_and_merge(queue2, queue1); |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 327 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 328 | OSMO_ASSERT(llc_queue_size(queue1) == 0); |
| 329 | OSMO_ASSERT(llc_queue_octets(queue1) == 0); |
| 330 | OSMO_ASSERT(llc_queue_size(queue2) == 5); |
| 331 | OSMO_ASSERT(llc_queue_octets(queue2) == 15); |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 332 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 333 | dequeue_and_check(queue2, "*A*"); |
| 334 | dequeue_and_check(queue2, "*B*"); |
| 335 | dequeue_and_check(queue2, "*C*"); |
| 336 | dequeue_and_check(queue2, "*D*"); |
| 337 | dequeue_and_check(queue2, "*E*"); |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 338 | |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 339 | OSMO_ASSERT(llc_queue_size(queue2) == 0); |
| 340 | OSMO_ASSERT(llc_queue_octets(queue2) == 0); |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 341 | |
| 342 | printf("=== end %s ===\n", __func__); |
Pau Espin Pedrol | 6b1e951 | 2022-04-04 13:45:56 +0200 | [diff] [blame] | 343 | TALLOC_FREE(the_pcu); |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 344 | } |
| 345 | |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 346 | int main(int argc, char **argv) |
| 347 | { |
| 348 | struct vty_app_info pcu_vty_info = {0}; |
| 349 | |
| 350 | tall_pcu_ctx = talloc_named_const(NULL, 1, "LlcTest context"); |
| 351 | if (!tall_pcu_ctx) |
| 352 | abort(); |
| 353 | |
Neels Hofmeyr | d34646a | 2017-02-08 17:07:40 +0100 | [diff] [blame] | 354 | msgb_talloc_ctx_init(tall_pcu_ctx, 0); |
Neels Hofmeyr | 42f2d61 | 2018-04-01 16:54:40 +0200 | [diff] [blame] | 355 | osmo_init_logging2(tall_pcu_ctx, &gprs_log_info); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 356 | log_set_use_color(osmo_stderr_target, 0); |
Pau Espin Pedrol | 00f52cc | 2021-02-19 14:01:52 +0100 | [diff] [blame] | 357 | log_set_print_filename2(osmo_stderr_target, LOG_FILENAME_NONE); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 358 | log_set_log_level(osmo_stderr_target, LOGL_INFO); |
Max | d3a0d91 | 2019-03-05 16:15:01 +0100 | [diff] [blame] | 359 | log_parse_category_mask(osmo_stderr_target, "DPCU,3:DLGLOBAL,1:"); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 360 | |
| 361 | vty_init(&pcu_vty_info); |
Pau Espin Pedrol | cd2ac56 | 2019-08-05 14:30:44 +0200 | [diff] [blame] | 362 | pcu_vty_init(); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 363 | |
Pau Espin Pedrol | 1de6873 | 2020-03-11 14:04:52 +0100 | [diff] [blame] | 364 | osmo_clock_override_enable(CLOCK_MONOTONIC, true); |
| 365 | clk_mono_override_time = osmo_clock_override_gettimespec(CLOCK_MONOTONIC); |
| 366 | clk_mono_override_time->tv_sec = 123456777; |
| 367 | clk_mono_override_time->tv_nsec = 123456000; |
Pau Espin Pedrol | 5fc6e01 | 2020-02-26 20:05:33 +0100 | [diff] [blame] | 368 | |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 369 | test_llc_queue(); |
Jacob Erlbeck | b671dbf | 2015-06-15 14:32:33 +0200 | [diff] [blame] | 370 | test_llc_meta(); |
Pau Espin Pedrol | 2f94b77 | 2022-04-04 16:03:25 +0200 | [diff] [blame] | 371 | test_llc_meta_pdu_life_expire(); |
Pau Espin Pedrol | 0bdad9f | 2022-04-04 17:22:09 +0200 | [diff] [blame] | 372 | test_llc_codel(); |
Jacob Erlbeck | 257b630 | 2015-08-21 18:07:47 +0200 | [diff] [blame] | 373 | test_llc_merge(); |
Jacob Erlbeck | 626369c | 2015-06-15 11:04:25 +0200 | [diff] [blame] | 374 | |
| 375 | if (getenv("TALLOC_REPORT_FULL")) |
| 376 | talloc_report_full(tall_pcu_ctx, stderr); |
| 377 | |
| 378 | return EXIT_SUCCESS; |
| 379 | } |
| 380 | |
| 381 | extern "C" { |
| 382 | void l1if_pdch_req() { abort(); } |
| 383 | void l1if_connect_pdch() { abort(); } |
| 384 | void l1if_close_pdch() { abort(); } |
| 385 | void l1if_open_pdch() { abort(); } |
| 386 | } |