Neale Ranns | 76b5649 | 2018-09-28 15:16:14 +0000 | [diff] [blame] | 1 | /* |
Neale Ranns | 7f6bd24 | 2019-04-08 02:37:40 -0700 | [diff] [blame] | 2 | * Copyright (c) 2019 Cisco and/or its affiliates. |
Neale Ranns | 76b5649 | 2018-09-28 15:16:14 +0000 | [diff] [blame] | 3 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | * you may not use this file except in compliance with the License. |
| 5 | * You may obtain a copy of the License at: |
| 6 | * |
| 7 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | * |
| 9 | * Unless required by applicable law or agreed to in writing, software |
| 10 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | * See the License for the specific language governing permissions and |
| 13 | * limitations under the License. |
| 14 | */ |
| 15 | |
| 16 | #include <vlib/punt.h> |
| 17 | |
| 18 | /** |
| 19 | * The last allocated punt reason |
| 20 | */ |
| 21 | static vlib_punt_reason_t punt_reason_last; |
| 22 | |
| 23 | /** |
| 24 | * Counters per punt-reason |
| 25 | */ |
| 26 | vlib_combined_counter_main_t punt_counters = { |
| 27 | .name = "punt", |
| 28 | .stat_segment_name = "/net/punt", |
| 29 | }; |
| 30 | |
| 31 | /** |
| 32 | * A punt reason |
| 33 | */ |
| 34 | typedef struct punt_reason_data_t_ |
| 35 | { |
| 36 | /** |
| 37 | * The reason name |
| 38 | */ |
| 39 | u8 *pd_name; |
| 40 | |
| 41 | /** |
| 42 | * The allocated reason value |
| 43 | */ |
| 44 | vlib_punt_reason_t pd_reason; |
| 45 | |
| 46 | /** |
| 47 | * Clients/owners that have registered this reason |
| 48 | */ |
| 49 | u32 *pd_owners; |
Neale Ranns | 8d6d74c | 2020-02-20 09:45:16 +0000 | [diff] [blame^] | 50 | |
| 51 | /** |
| 52 | * clients interested/listening to this reason |
| 53 | */ |
| 54 | u32 pd_users; |
| 55 | |
| 56 | /** |
| 57 | * function to invoke if a client becomes interested in the code. |
| 58 | */ |
| 59 | punt_interested_listener_t pd_fn; |
| 60 | |
| 61 | /** |
| 62 | * Data to pass to the callback |
| 63 | */ |
| 64 | void *pd_data; |
Neale Ranns | 76b5649 | 2018-09-28 15:16:14 +0000 | [diff] [blame] | 65 | } punt_reason_data_t; |
| 66 | |
| 67 | /** |
| 68 | * data for each punt reason |
| 69 | */ |
| 70 | static punt_reason_data_t *punt_reason_data; |
| 71 | |
| 72 | typedef enum punt_format_flags_t_ |
| 73 | { |
| 74 | PUNT_FORMAT_FLAG_NONE = 0, |
| 75 | PUNT_FORMAT_FLAG_DETAIL = (1 << 0), |
| 76 | } punt_format_flags_t; |
| 77 | |
| 78 | /** |
| 79 | * A registration, by a client, to direct punted traffic to a given node |
| 80 | */ |
| 81 | typedef struct punt_reg_t_ |
| 82 | { |
| 83 | /** |
| 84 | * Reason the packets were punted |
| 85 | */ |
| 86 | vlib_punt_reason_t pr_reason; |
| 87 | |
| 88 | /** |
| 89 | * number of clients that have made this registration |
| 90 | */ |
| 91 | u16 pr_locks; |
| 92 | |
| 93 | /** |
| 94 | * The edge from the punt dispatch node to the requested node |
| 95 | */ |
| 96 | u16 pr_edge; |
| 97 | |
| 98 | /** |
| 99 | * node-index to send punted packets to |
| 100 | */ |
| 101 | u32 pr_node_index; |
| 102 | } punt_reg_t; |
| 103 | |
| 104 | /** |
| 105 | * Pool of registrations |
| 106 | */ |
| 107 | static punt_reg_t *punt_reg_pool; |
| 108 | |
| 109 | /** |
| 110 | * A DB of all the register nodes against punt reason and node index |
| 111 | */ |
| 112 | static uword *punt_reg_db; |
| 113 | |
| 114 | /** |
| 115 | * A DB used in the DP per-reason to dispatch packets to the requested nodes. |
| 116 | * this is a vector of edges per-reason |
| 117 | */ |
| 118 | u16 **punt_dp_db; |
| 119 | |
| 120 | /** |
| 121 | * A client using the punt serivce and its registrations |
| 122 | */ |
| 123 | typedef struct punt_client_t_ |
| 124 | { |
| 125 | /** |
| 126 | * The name of the client |
| 127 | */ |
| 128 | u8 *pc_name; |
| 129 | |
| 130 | /** |
| 131 | * The registrations is has made |
| 132 | */ |
| 133 | u32 *pc_regs; |
| 134 | } punt_client_t; |
| 135 | |
| 136 | /** |
| 137 | * Pool of clients |
| 138 | */ |
| 139 | static punt_client_t *punt_client_pool; |
| 140 | |
| 141 | /** |
| 142 | * DB of clients key'd by their name |
| 143 | */ |
| 144 | static uword *punt_client_db; |
| 145 | |
| 146 | u8 * |
| 147 | format_vlib_punt_reason (u8 * s, va_list * args) |
| 148 | { |
| 149 | vlib_punt_reason_t pr = va_arg (*args, int); |
| 150 | |
| 151 | return (format (s, "[%d] %v", pr, punt_reason_data[pr].pd_name)); |
| 152 | } |
| 153 | |
| 154 | vlib_punt_hdl_t |
| 155 | vlib_punt_client_register (const char *who) |
| 156 | { |
| 157 | u8 *pc_name; |
| 158 | uword *p; |
| 159 | u32 pci; |
| 160 | |
| 161 | pc_name = format (NULL, "%s", who); |
| 162 | p = hash_get_mem (punt_client_db, pc_name); |
| 163 | |
| 164 | if (NULL == p) |
| 165 | { |
| 166 | punt_client_t *pc; |
| 167 | |
| 168 | pool_get (punt_client_pool, pc); |
| 169 | pci = pc - punt_client_pool; |
| 170 | |
| 171 | pc->pc_name = pc_name; |
| 172 | |
| 173 | hash_set_mem (punt_client_db, pc->pc_name, pci); |
| 174 | } |
| 175 | else |
| 176 | { |
| 177 | pci = p[0]; |
| 178 | vec_free (pc_name); |
| 179 | } |
| 180 | |
| 181 | return (pci); |
| 182 | } |
| 183 | |
| 184 | static int |
| 185 | punt_validate_client (vlib_punt_hdl_t client) |
| 186 | { |
| 187 | return (!pool_is_free_index (punt_client_pool, client)); |
| 188 | } |
| 189 | |
| 190 | static u64 |
| 191 | punt_reg_mk_key (vlib_punt_reason_t reason, u32 node_index) |
| 192 | { |
| 193 | return (((u64) node_index) << 32 | reason); |
| 194 | } |
| 195 | |
| 196 | static u32 |
| 197 | punt_reg_find (vlib_punt_reason_t reason, u32 node_index) |
| 198 | { |
| 199 | uword *p; |
| 200 | |
| 201 | p = hash_get (punt_reg_db, punt_reg_mk_key (reason, node_index)); |
| 202 | |
| 203 | if (p) |
| 204 | return p[0]; |
| 205 | |
| 206 | return ~0; |
| 207 | } |
| 208 | |
| 209 | static void |
| 210 | punt_reg_add (const punt_reg_t * pr) |
| 211 | { |
| 212 | hash_set (punt_reg_db, punt_reg_mk_key (pr->pr_reason, |
| 213 | pr->pr_node_index), |
| 214 | pr - punt_reg_pool); |
| 215 | } |
| 216 | |
| 217 | static void |
| 218 | punt_reg_remove (const punt_reg_t * pr) |
| 219 | { |
| 220 | hash_unset (punt_reg_db, punt_reg_mk_key (pr->pr_reason, |
| 221 | pr->pr_node_index)); |
| 222 | } |
| 223 | |
| 224 | /** |
| 225 | * reconstruct the DP per-reason DB |
| 226 | */ |
| 227 | static void |
| 228 | punt_reg_mk_dp (vlib_punt_reason_t reason) |
| 229 | { |
| 230 | u32 pri, *prip, *pris; |
| 231 | const punt_reg_t *pr; |
| 232 | u16 *edges, *old; |
| 233 | u64 key; |
| 234 | |
| 235 | pris = NULL; |
| 236 | edges = NULL; |
| 237 | vec_validate (punt_dp_db, reason); |
| 238 | |
| 239 | old = punt_dp_db[reason]; |
| 240 | |
| 241 | /* *INDENT-OFF* */ |
| 242 | hash_foreach (key, pri, punt_reg_db, |
| 243 | ({ |
| 244 | vec_add1(pris, pri); |
| 245 | })); |
| 246 | /* *INDENT-ON* */ |
| 247 | |
| 248 | /* |
| 249 | * A check for an empty vector is done in the DP, so the a zero |
| 250 | * length vector here is ok |
| 251 | */ |
| 252 | vec_foreach (prip, pris) |
| 253 | { |
| 254 | pr = pool_elt_at_index (punt_reg_pool, *prip); |
| 255 | |
| 256 | if (pr->pr_reason == reason) |
| 257 | vec_add1 (edges, pr->pr_edge); |
| 258 | } |
| 259 | |
| 260 | /* atomic update of the DP */ |
| 261 | punt_dp_db[reason] = edges; |
| 262 | |
| 263 | vec_free (old); |
| 264 | } |
| 265 | |
| 266 | int |
Neale Ranns | 8d6d74c | 2020-02-20 09:45:16 +0000 | [diff] [blame^] | 267 | vlib_punt_register (vlib_punt_hdl_t client, |
| 268 | vlib_punt_reason_t reason, const char *node_name) |
Neale Ranns | 76b5649 | 2018-09-28 15:16:14 +0000 | [diff] [blame] | 269 | { |
| 270 | vlib_node_t *punt_to, *punt_from; |
| 271 | punt_client_t *pc; |
| 272 | vlib_main_t *vm; |
| 273 | punt_reg_t *pr; |
| 274 | u32 pri; |
| 275 | |
| 276 | if (reason >= punt_reason_last) |
| 277 | return -1; |
| 278 | if (!punt_validate_client (client)) |
| 279 | return -2; |
| 280 | |
| 281 | vm = vlib_get_main (); |
| 282 | pc = pool_elt_at_index (punt_client_pool, client); |
| 283 | punt_to = vlib_get_node_by_name (vm, (u8 *) node_name); |
| 284 | punt_from = vlib_get_node_by_name (vm, (u8 *) "punt-dispatch"); |
| 285 | |
| 286 | /* |
| 287 | * find a global matching registration |
| 288 | */ |
| 289 | pri = punt_reg_find (reason, punt_to->index); |
| 290 | |
| 291 | if (~0 != pri) |
| 292 | { |
| 293 | u32 pos; |
| 294 | |
| 295 | pos = vec_search (pc->pc_regs, pri); |
| 296 | |
| 297 | if (~0 != pos) |
| 298 | { |
| 299 | /* duplicate registration for this client */ |
| 300 | return -1; |
| 301 | } |
| 302 | |
| 303 | pr = pool_elt_at_index (punt_reg_pool, pri); |
| 304 | } |
| 305 | else |
| 306 | { |
| 307 | pool_get (punt_reg_pool, pr); |
| 308 | |
| 309 | pr->pr_reason = reason; |
| 310 | pr->pr_node_index = punt_to->index; |
| 311 | pr->pr_edge = vlib_node_add_next (vm, |
| 312 | punt_from->index, pr->pr_node_index); |
| 313 | |
| 314 | pri = pr - punt_reg_pool; |
| 315 | |
Neale Ranns | 8d6d74c | 2020-02-20 09:45:16 +0000 | [diff] [blame^] | 316 | if (0 == punt_reason_data[reason].pd_users++ && |
| 317 | NULL != punt_reason_data[reason].pd_fn) |
| 318 | punt_reason_data[reason].pd_fn (VLIB_ENABLE, |
| 319 | punt_reason_data[reason].pd_data); |
| 320 | |
Neale Ranns | 76b5649 | 2018-09-28 15:16:14 +0000 | [diff] [blame] | 321 | punt_reg_add (pr); |
| 322 | } |
| 323 | |
| 324 | /* |
| 325 | * add this reg to the list the client has made |
| 326 | */ |
| 327 | pr->pr_locks++; |
| 328 | vec_add1 (pc->pc_regs, pri); |
| 329 | |
| 330 | punt_reg_mk_dp (reason); |
| 331 | |
| 332 | return 0; |
| 333 | } |
| 334 | |
| 335 | int |
| 336 | vlib_punt_unregister (vlib_punt_hdl_t client, |
| 337 | vlib_punt_reason_t reason, const char *node_name) |
| 338 | { |
| 339 | vlib_node_t *punt_to; |
| 340 | punt_client_t *pc; |
| 341 | vlib_main_t *vm; |
| 342 | punt_reg_t *pr; |
| 343 | u32 pri; |
| 344 | |
| 345 | if (reason >= punt_reason_last) |
| 346 | return -1; |
| 347 | |
| 348 | vm = vlib_get_main (); |
| 349 | pc = pool_elt_at_index (punt_client_pool, client); |
| 350 | punt_to = vlib_get_node_by_name (vm, (u8 *) node_name); |
| 351 | |
| 352 | /* |
| 353 | * construct a registration and check if it's one this client already has |
| 354 | */ |
| 355 | pri = punt_reg_find (reason, punt_to->index); |
| 356 | |
| 357 | if (~0 != pri) |
| 358 | { |
| 359 | u32 pos; |
| 360 | |
| 361 | pos = vec_search (pc->pc_regs, pri); |
| 362 | |
| 363 | if (~0 == pos) |
| 364 | { |
| 365 | /* not a registration for this client */ |
| 366 | return -1; |
| 367 | } |
| 368 | vec_del1 (pc->pc_regs, pos); |
| 369 | |
| 370 | pr = pool_elt_at_index (punt_reg_pool, pri); |
| 371 | |
| 372 | pr->pr_locks--; |
| 373 | |
| 374 | if (0 == pr->pr_locks) |
| 375 | { |
Neale Ranns | 8d6d74c | 2020-02-20 09:45:16 +0000 | [diff] [blame^] | 376 | if (0 == --punt_reason_data[reason].pd_users && |
| 377 | NULL != punt_reason_data[reason].pd_fn) |
| 378 | punt_reason_data[reason].pd_fn (VLIB_DISABLE, |
| 379 | punt_reason_data[reason].pd_data); |
Neale Ranns | 76b5649 | 2018-09-28 15:16:14 +0000 | [diff] [blame] | 380 | punt_reg_remove (pr); |
| 381 | pool_put (punt_reg_pool, pr); |
| 382 | } |
| 383 | } |
| 384 | |
| 385 | /* |
| 386 | * rebuild the DP data-base |
| 387 | */ |
| 388 | punt_reg_mk_dp (reason); |
| 389 | |
| 390 | return (0); |
| 391 | } |
| 392 | |
| 393 | int |
Neale Ranns | 50f0ac0 | 2019-05-15 02:13:37 -0700 | [diff] [blame] | 394 | vlib_punt_reason_validate (vlib_punt_reason_t reason) |
| 395 | { |
| 396 | if (reason < punt_reason_last) |
| 397 | return (0); |
| 398 | |
| 399 | return (-1); |
| 400 | } |
| 401 | |
| 402 | int |
Neale Ranns | 76b5649 | 2018-09-28 15:16:14 +0000 | [diff] [blame] | 403 | vlib_punt_reason_alloc (vlib_punt_hdl_t client, |
Neale Ranns | 8d6d74c | 2020-02-20 09:45:16 +0000 | [diff] [blame^] | 404 | const char *reason_name, |
| 405 | punt_interested_listener_t fn, |
| 406 | void *data, vlib_punt_reason_t * reason) |
Neale Ranns | 76b5649 | 2018-09-28 15:16:14 +0000 | [diff] [blame] | 407 | { |
| 408 | vlib_punt_reason_t new; |
| 409 | |
| 410 | if (!punt_validate_client (client)) |
| 411 | return -2; |
| 412 | |
| 413 | new = punt_reason_last++; |
| 414 | vec_validate (punt_reason_data, new); |
| 415 | punt_reason_data[new].pd_name = format (NULL, "%s", reason_name); |
| 416 | punt_reason_data[new].pd_reason = new; |
Neale Ranns | 8d6d74c | 2020-02-20 09:45:16 +0000 | [diff] [blame^] | 417 | punt_reason_data[new].pd_fn = fn; |
| 418 | punt_reason_data[new].pd_data = data; |
Neale Ranns | 76b5649 | 2018-09-28 15:16:14 +0000 | [diff] [blame] | 419 | vec_add1 (punt_reason_data[new].pd_owners, client); |
| 420 | |
| 421 | vlib_validate_combined_counter (&punt_counters, new); |
| 422 | vlib_zero_combined_counter (&punt_counters, new); |
| 423 | |
| 424 | *reason = new; |
| 425 | |
| 426 | /* build the DP data-base */ |
| 427 | punt_reg_mk_dp (*reason); |
| 428 | |
| 429 | return (0); |
| 430 | } |
| 431 | |
Neale Ranns | 50f0ac0 | 2019-05-15 02:13:37 -0700 | [diff] [blame] | 432 | void |
| 433 | punt_reason_walk (punt_reason_walk_cb_t cb, void *ctx) |
| 434 | { |
| 435 | punt_reason_data_t *pd; |
| 436 | |
| 437 | vec_foreach (pd, punt_reason_data) |
| 438 | { |
| 439 | cb (pd->pd_reason, pd->pd_name, ctx); |
| 440 | } |
| 441 | } |
| 442 | |
Neale Ranns | 76b5649 | 2018-09-28 15:16:14 +0000 | [diff] [blame] | 443 | /* Parse node name -> node index. */ |
| 444 | uword |
| 445 | unformat_punt_client (unformat_input_t * input, va_list * args) |
| 446 | { |
| 447 | u32 *result = va_arg (*args, u32 *); |
| 448 | |
| 449 | return unformat_user (input, unformat_hash_vec_string, |
| 450 | punt_client_db, result); |
| 451 | } |
| 452 | |
| 453 | u8 * |
| 454 | format_punt_reg (u8 * s, va_list * args) |
| 455 | { |
| 456 | u32 pri = va_arg (*args, u32); |
| 457 | punt_reg_t *pr; |
| 458 | |
| 459 | pr = pool_elt_at_index (punt_reg_pool, pri); |
| 460 | |
| 461 | s = format (s, "%U -> %U", |
| 462 | format_vlib_punt_reason, pr->pr_reason, |
| 463 | format_vlib_node_name, vlib_get_main (), pr->pr_node_index); |
| 464 | |
| 465 | return (s); |
| 466 | } |
| 467 | |
| 468 | u8 * |
| 469 | format_punt_reason_data (u8 * s, va_list * args) |
| 470 | { |
| 471 | punt_reason_data_t *pd = va_arg (*args, punt_reason_data_t *); |
| 472 | punt_client_t *pc; |
| 473 | u32 *pci; |
| 474 | |
| 475 | s = format (s, "[%d] %v from:[", pd->pd_reason, pd->pd_name); |
| 476 | vec_foreach (pci, pd->pd_owners) |
| 477 | { |
| 478 | pc = pool_elt_at_index (punt_client_pool, *pci); |
| 479 | s = format (s, "%v ", pc->pc_name); |
| 480 | } |
| 481 | s = format (s, "]"); |
| 482 | |
| 483 | return (s); |
| 484 | } |
| 485 | |
| 486 | u8 * |
| 487 | format_punt_client (u8 * s, va_list * args) |
| 488 | { |
| 489 | u32 pci = va_arg (*args, u32); |
| 490 | punt_format_flags_t flags = va_arg (*args, punt_format_flags_t); |
| 491 | punt_client_t *pc; |
| 492 | |
| 493 | pc = pool_elt_at_index (punt_client_pool, pci); |
| 494 | |
| 495 | s = format (s, "%v", pc->pc_name); |
| 496 | |
| 497 | if (flags & PUNT_FORMAT_FLAG_DETAIL) |
| 498 | { |
| 499 | punt_reason_data_t *pd; |
| 500 | u32 *pri; |
| 501 | |
| 502 | s = format (s, "\n registrations:"); |
| 503 | vec_foreach (pri, pc->pc_regs) |
| 504 | { |
| 505 | s = format (s, "\n [%U]", format_punt_reg, *pri); |
| 506 | } |
| 507 | |
| 508 | s = format (s, "\n reasons:"); |
| 509 | |
| 510 | vec_foreach (pd, punt_reason_data) |
| 511 | { |
| 512 | u32 *tmp; |
| 513 | |
| 514 | vec_foreach (tmp, pd->pd_owners) |
| 515 | { |
| 516 | if (*tmp == pci) |
| 517 | s = format (s, "\n %U", format_punt_reason_data, pd); |
| 518 | } |
| 519 | } |
| 520 | } |
| 521 | return (s); |
| 522 | } |
| 523 | |
| 524 | static clib_error_t * |
| 525 | punt_client_show (vlib_main_t * vm, |
| 526 | unformat_input_t * input, vlib_cli_command_t * cmd) |
| 527 | { |
| 528 | u32 pci = ~0; |
| 529 | |
| 530 | while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) |
| 531 | { |
| 532 | if (unformat (input, "%U", unformat_punt_client, &pci)) |
| 533 | ; |
| 534 | else |
| 535 | break; |
| 536 | } |
| 537 | |
| 538 | if (~0 != pci) |
| 539 | { |
| 540 | vlib_cli_output (vm, "%U", format_punt_client, pci, |
| 541 | PUNT_FORMAT_FLAG_DETAIL); |
| 542 | } |
| 543 | else |
| 544 | { |
| 545 | u8 *name; |
| 546 | |
| 547 | /* *INDENT-OFF* */ |
| 548 | hash_foreach(name, pci, punt_client_db, |
| 549 | ({ |
| 550 | vlib_cli_output (vm, "%U", format_punt_client, pci, |
| 551 | PUNT_FORMAT_FLAG_NONE); |
| 552 | })); |
| 553 | /* *INDENT-ON* */ |
| 554 | } |
| 555 | |
| 556 | return (NULL); |
| 557 | } |
| 558 | |
| 559 | /* *INDENT-OFF* */ |
| 560 | VLIB_CLI_COMMAND (punt_client_show_command, static) = |
| 561 | { |
| 562 | .path = "show punt client", |
| 563 | .short_help = "show client[s] registered with the punt infra", |
| 564 | .function = punt_client_show, |
| 565 | }; |
| 566 | /* *INDENT-ON* */ |
| 567 | |
| 568 | static clib_error_t * |
| 569 | punt_reason_show (vlib_main_t * vm, |
| 570 | unformat_input_t * input, vlib_cli_command_t * cmd) |
| 571 | { |
| 572 | const punt_reason_data_t *pd; |
| 573 | |
| 574 | vec_foreach (pd, punt_reason_data) |
| 575 | { |
| 576 | vlib_cli_output (vm, "%U", format_punt_reason_data, pd); |
| 577 | } |
| 578 | |
| 579 | return (NULL); |
| 580 | } |
| 581 | |
| 582 | /* *INDENT-OFF* */ |
| 583 | VLIB_CLI_COMMAND (punt_reason_show_command, static) = |
| 584 | { |
| 585 | .path = "show punt reasons", |
| 586 | .short_help = "show all punt reasons", |
| 587 | .function = punt_reason_show, |
| 588 | }; |
| 589 | /* *INDENT-ON* */ |
| 590 | |
| 591 | static clib_error_t * |
| 592 | punt_db_show (vlib_main_t * vm, |
| 593 | unformat_input_t * input, vlib_cli_command_t * cmd) |
| 594 | { |
| 595 | u32 pri, ii, jj; |
| 596 | u64 key; |
| 597 | |
| 598 | /* *INDENT-OFF* */ |
| 599 | hash_foreach (key, pri, punt_reg_db, |
| 600 | ({ |
| 601 | vlib_cli_output (vm, " %U", format_punt_reg, pri); |
| 602 | })); |
| 603 | /* *INDENT-ON* */ |
| 604 | |
| 605 | vlib_cli_output (vm, "\nDerived data-plane data-base:"); |
| 606 | vlib_cli_output (vm, |
| 607 | " (for each punt-reason the edge[s] from punt-dispatch)"); |
| 608 | |
| 609 | vec_foreach_index (ii, punt_dp_db) |
| 610 | { |
| 611 | u8 *s = NULL; |
| 612 | vlib_cli_output (vm, " %U", format_vlib_punt_reason, ii); |
| 613 | |
| 614 | vec_foreach_index (jj, punt_dp_db[ii]) |
| 615 | { |
| 616 | s = format (s, "%d ", punt_dp_db[ii][jj]); |
| 617 | } |
| 618 | vlib_cli_output (vm, " [%v]", s); |
| 619 | vec_free (s); |
| 620 | } |
| 621 | |
| 622 | return (NULL); |
| 623 | } |
| 624 | |
| 625 | /* *INDENT-OFF* */ |
| 626 | VLIB_CLI_COMMAND (punt_db_show_command, static) = |
| 627 | { |
| 628 | .path = "show punt db", |
| 629 | .short_help = "show the punt DB", |
| 630 | .function = punt_db_show, |
| 631 | }; |
| 632 | /* *INDENT-ON* */ |
| 633 | |
| 634 | static clib_error_t * |
| 635 | punt_stats_show (vlib_main_t * vm, |
| 636 | unformat_input_t * input, vlib_cli_command_t * cmd) |
| 637 | { |
| 638 | vlib_combined_counter_main_t *cm = &punt_counters; |
| 639 | vlib_counter_t c; |
| 640 | u32 ii; |
| 641 | |
| 642 | for (ii = 0; ii < vlib_combined_counter_n_counters (cm); ii++) |
| 643 | { |
| 644 | vlib_get_combined_counter (cm, ii, &c); |
| 645 | vlib_cli_output (vm, "%U packets:%lld bytes:%lld", |
| 646 | format_vlib_punt_reason, ii, c.packets, c.bytes); |
| 647 | } |
| 648 | |
| 649 | return (NULL); |
| 650 | } |
| 651 | |
| 652 | /* *INDENT-OFF* */ |
| 653 | VLIB_CLI_COMMAND (punt_stats_show_command, static) = |
| 654 | { |
| 655 | .path = "show punt stats", |
| 656 | .short_help = "show the punt stats", |
| 657 | .function = punt_stats_show, |
| 658 | }; |
| 659 | /* *INDENT-ON* */ |
| 660 | |
| 661 | static clib_error_t * |
| 662 | punt_init (vlib_main_t * vm) |
| 663 | { |
| 664 | punt_client_db = hash_create_vec (0, sizeof (u8), sizeof (u32)); |
| 665 | |
| 666 | return (NULL); |
| 667 | } |
| 668 | |
| 669 | VLIB_INIT_FUNCTION (punt_init); |
| 670 | |
| 671 | /* |
| 672 | * fd.io coding-style-patch-verification: ON |
| 673 | * |
| 674 | * Local Variables: |
| 675 | * eval: (c-set-style "gnu") |
| 676 | * End: |
| 677 | */ |