Jouni Malinen | cd4e3c3 | 2015-10-29 12:39:56 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Sigma Control API DUT (station/AP) |
| 3 | * Copyright (c) 2010, Atheros Communications, Inc. |
| 4 | * Copyright (c) 2011-2015, Qualcomm Atheros, Inc. |
| 5 | * All Rights Reserved. |
| 6 | * Licensed under the Clear BSD license. See README for more details. |
| 7 | */ |
| 8 | |
| 9 | #include "sigma_dut.h" |
| 10 | |
| 11 | #define TG_MAX_CLIENTS_CONNECTIONS 1 |
| 12 | |
| 13 | |
| 14 | static int cmd_traffic_agent_config(struct sigma_dut *dut, |
| 15 | struct sigma_conn *conn, |
| 16 | struct sigma_cmd *cmd) |
| 17 | { |
| 18 | struct sigma_stream *s; |
| 19 | const char *val; |
| 20 | char buf[100]; |
| 21 | |
| 22 | if (dut->num_streams == MAX_SIGMA_STREAMS) { |
| 23 | send_resp(dut, conn, SIGMA_ERROR, "errorCode,No more " |
| 24 | "concurrent traffic streams supported"); |
| 25 | return 0; |
| 26 | } |
| 27 | |
| 28 | s = &dut->streams[dut->num_streams]; |
| 29 | free(s->stats); |
| 30 | memset(s, 0, sizeof(*s)); |
| 31 | s->sock = -1; |
| 32 | s->no_timestamps = dut->no_timestamps; |
| 33 | |
| 34 | val = get_param(cmd, "profile"); |
| 35 | if (!val) |
| 36 | return -1; |
| 37 | |
| 38 | if (strcasecmp(val, "File_Transfer") == 0) |
| 39 | s->profile = SIGMA_PROFILE_FILE_TRANSFER; |
| 40 | else if (strcasecmp(val, "Multicast") == 0) |
| 41 | s->profile = SIGMA_PROFILE_MULTICAST; |
| 42 | else if (strcasecmp(val, "IPTV") == 0) |
| 43 | s->profile = SIGMA_PROFILE_IPTV; |
| 44 | else if (strcasecmp(val, "Transaction") == 0) |
| 45 | s->profile = SIGMA_PROFILE_TRANSACTION; |
| 46 | else if (strcasecmp(val, "Start_Sync") == 0) |
| 47 | s->profile = SIGMA_PROFILE_START_SYNC; |
| 48 | else if (strcasecmp(val, "Uapsd") == 0) |
| 49 | s->profile = SIGMA_PROFILE_UAPSD; |
| 50 | else { |
| 51 | send_resp(dut, conn, SIGMA_INVALID, "errorCode,Unsupported " |
| 52 | "profile"); |
| 53 | return 0; |
| 54 | } |
| 55 | |
| 56 | val = get_param(cmd, "direction"); |
| 57 | if (!val) |
| 58 | return -1; |
| 59 | if (strcasecmp(val, "send") == 0) |
| 60 | s->sender = 1; |
| 61 | else if (strcasecmp(val, "receive") == 0) |
| 62 | s->sender = 0; |
| 63 | else |
| 64 | return -1; |
| 65 | |
| 66 | val = get_param(cmd, "destination"); |
| 67 | if (val) { |
| 68 | if (inet_aton(val, &s->dst) == 0) |
| 69 | return -1; |
| 70 | } |
| 71 | |
| 72 | val = get_param(cmd, "source"); |
| 73 | if (val) { |
| 74 | if (inet_aton(val, &s->src) == 0) |
| 75 | return -1; |
| 76 | } |
| 77 | |
| 78 | val = get_param(cmd, "destinationPort"); |
| 79 | if (val) |
| 80 | s->dst_port = atoi(val); |
| 81 | |
| 82 | val = get_param(cmd, "sourcePort"); |
| 83 | if (val) |
| 84 | s->src_port = atoi(val); |
| 85 | |
| 86 | val = get_param(cmd, "frameRate"); |
| 87 | if (val) |
| 88 | s->frame_rate = atoi(val); |
| 89 | |
| 90 | val = get_param(cmd, "duration"); |
| 91 | if (val) |
| 92 | s->duration = atoi(val); |
| 93 | |
| 94 | val = get_param(cmd, "payloadSize"); |
| 95 | if (val) |
| 96 | s->payload_size = atoi(val); |
| 97 | |
| 98 | val = get_param(cmd, "startDelay"); |
| 99 | if (val) |
| 100 | s->start_delay = atoi(val); |
| 101 | |
| 102 | val = get_param(cmd, "maxCnt"); |
| 103 | if (val) |
| 104 | s->max_cnt = atoi(val); |
| 105 | |
| 106 | val = get_param(cmd, "trafficClass"); |
| 107 | if (val) { |
| 108 | if (strcasecmp(val, "Voice") == 0) |
| 109 | s->tc = SIGMA_TC_VOICE; |
| 110 | else if (strcasecmp(val, "Video") == 0) |
| 111 | s->tc = SIGMA_TC_VIDEO; |
| 112 | else if (strcasecmp(val, "Background") == 0) |
| 113 | s->tc = SIGMA_TC_BACKGROUND; |
| 114 | else if (strcasecmp(val, "BestEffort") == 0) |
| 115 | s->tc = SIGMA_TC_BEST_EFFORT; |
| 116 | else |
| 117 | return -1; |
| 118 | } |
| 119 | |
| 120 | val = get_param(cmd, "userpriority"); |
| 121 | if (val) { |
| 122 | s->user_priority_set = 1; |
| 123 | s->user_priority = atoi(val); |
| 124 | } |
| 125 | |
Pradeep Reddy POTTETI | 7959404 | 2015-11-23 12:59:12 +0530 | [diff] [blame] | 126 | val = get_param(cmd, "tagName"); |
| 127 | if (val) { |
| 128 | strncpy(s->test_name, val, sizeof(s->test_name)); |
| 129 | s->test_name[sizeof(s->test_name) - 1] = '\0'; |
| 130 | sigma_dut_print(dut, DUT_MSG_DEBUG, |
| 131 | "Traffic agent: U-APSD console tagname %s", |
| 132 | s->test_name); |
| 133 | } |
| 134 | |
Jouni Malinen | cd4e3c3 | 2015-10-29 12:39:56 +0200 | [diff] [blame] | 135 | if (dut->throughput_pktsize && s->frame_rate == 0 && s->sender && |
| 136 | dut->throughput_pktsize != s->payload_size && |
| 137 | (s->profile == SIGMA_PROFILE_FILE_TRANSFER || |
| 138 | s->profile == SIGMA_PROFILE_IPTV || |
| 139 | s->profile == SIGMA_PROFILE_UAPSD)) { |
| 140 | sigma_dut_print(dut, DUT_MSG_INFO, "Traffic agent: Override " |
| 141 | "throughput test payload size %d -> %d", |
| 142 | s->payload_size, dut->throughput_pktsize); |
| 143 | s->payload_size = dut->throughput_pktsize; |
| 144 | } |
| 145 | |
| 146 | val = get_param(cmd, "transProtoType"); |
| 147 | if (val) { |
| 148 | if (strcmp(val, "1") == 0) |
| 149 | s->trans_proto = IPPROTO_TCP; |
| 150 | else if (strcmp(val, "0") == 0) |
| 151 | s->trans_proto = IPPROTO_UDP; |
| 152 | else |
| 153 | return -1; |
| 154 | } else { |
| 155 | s->trans_proto = IPPROTO_UDP; |
| 156 | } |
| 157 | |
| 158 | if (s->profile == SIGMA_PROFILE_IPTV && !s->sender && !s->no_timestamps) |
| 159 | { |
| 160 | s->stats = calloc(MAX_SIGMA_STATS, |
| 161 | sizeof(struct sigma_frame_stats)); |
| 162 | if (s->stats == NULL) |
| 163 | return -1; |
| 164 | } |
| 165 | |
| 166 | dut->stream_id++; |
| 167 | dut->num_streams++; |
| 168 | |
| 169 | s->stream_id = dut->stream_id; |
| 170 | snprintf(buf, sizeof(buf), "streamID,%d", s->stream_id); |
| 171 | send_resp(dut, conn, SIGMA_COMPLETE, buf); |
| 172 | return 0; |
| 173 | } |
| 174 | |
| 175 | |
| 176 | static void stop_stream(struct sigma_stream *s) |
| 177 | { |
| 178 | if (s && s->started) { |
| 179 | pthread_join(s->thr, NULL); |
| 180 | if (s->sock != -1) { |
| 181 | close(s->sock); |
| 182 | s->sock = -1; |
| 183 | } |
| 184 | |
| 185 | s->started = 0; |
| 186 | } |
| 187 | } |
| 188 | |
| 189 | |
| 190 | static int cmd_traffic_agent_reset(struct sigma_dut *dut, |
| 191 | struct sigma_conn *conn, |
| 192 | struct sigma_cmd *cmd) |
| 193 | { |
| 194 | int i; |
| 195 | for (i = 0; i < dut->num_streams; i++) { |
| 196 | struct sigma_stream *s = &dut->streams[i]; |
| 197 | s->stop = 1; |
| 198 | stop_stream(s); |
| 199 | } |
| 200 | dut->num_streams = 0; |
| 201 | memset(&dut->streams, 0, sizeof(dut->streams)); |
| 202 | return 1; |
| 203 | } |
| 204 | |
| 205 | |
| 206 | static int get_stream_id(const char *str, int streams[MAX_SIGMA_STREAMS]) |
| 207 | { |
| 208 | int count; |
| 209 | |
| 210 | count = 0; |
| 211 | for (;;) { |
| 212 | if (count == MAX_SIGMA_STREAMS) |
| 213 | return -1; |
| 214 | streams[count] = atoi(str); |
| 215 | if (streams[count] == 0) |
| 216 | return -1; |
| 217 | count++; |
| 218 | str = strchr(str, ' '); |
| 219 | if (str == NULL) |
| 220 | break; |
| 221 | while (*str == ' ') |
| 222 | str++; |
| 223 | } |
| 224 | |
| 225 | return count; |
| 226 | } |
| 227 | |
| 228 | |
| 229 | static int open_socket_file_transfer(struct sigma_dut *dut, |
| 230 | struct sigma_stream *s) |
| 231 | { |
| 232 | struct sockaddr_in addr; |
| 233 | int sock_opt_val = 1; |
| 234 | |
| 235 | s->sock = socket(PF_INET, IPPROTO_UDP == s->trans_proto ? SOCK_DGRAM : |
| 236 | SOCK_STREAM, s->trans_proto); |
| 237 | if (s->sock < 0) { |
| 238 | perror("socket"); |
| 239 | return -1; |
| 240 | } |
| 241 | |
| 242 | if (setsockopt(s->sock, SOL_SOCKET, SO_REUSEADDR, &sock_opt_val, |
| 243 | sizeof(sock_opt_val)) < 0) { |
| 244 | perror("setsockopt"); |
| 245 | close(s->sock); |
| 246 | s->sock = -1; |
| 247 | return -1; |
| 248 | } |
| 249 | |
| 250 | memset(&addr, 0, sizeof(addr)); |
| 251 | addr.sin_family = AF_INET; |
| 252 | addr.sin_port = htons(s->sender ? s->src_port : s->dst_port); |
| 253 | sigma_dut_print(dut, DUT_MSG_DEBUG, "Traffic agent: sender=%d " |
| 254 | "bind port %d", s->sender, ntohs(addr.sin_port)); |
| 255 | if (bind(s->sock, (struct sockaddr *) &addr, sizeof(addr)) < 0) { |
| 256 | perror("bind"); |
| 257 | close(s->sock); |
| 258 | s->sock = -1; |
| 259 | return -1; |
| 260 | } |
| 261 | |
| 262 | if (s->profile == SIGMA_PROFILE_MULTICAST && !s->sender) |
| 263 | return 0; |
| 264 | |
| 265 | if (s->trans_proto == IPPROTO_TCP && s->sender == 0) { |
| 266 | if (listen(s->sock, TG_MAX_CLIENTS_CONNECTIONS ) < 0) { |
| 267 | sigma_dut_print(dut, DUT_MSG_INFO, |
| 268 | "Listen failed with error %d: %s", |
| 269 | errno, strerror(errno)); |
| 270 | close(s->sock); |
| 271 | s->sock = -1; |
| 272 | return -1; |
| 273 | } |
| 274 | } else { |
| 275 | memset(&addr, 0, sizeof(addr)); |
| 276 | addr.sin_family = AF_INET; |
| 277 | addr.sin_addr.s_addr = s->sender ? s->dst.s_addr : |
| 278 | s->src.s_addr; |
| 279 | addr.sin_port = htons(s->sender ? s->dst_port : s->src_port); |
| 280 | sigma_dut_print(dut, DUT_MSG_DEBUG, |
| 281 | "Traffic agent: connect %s:%d", |
| 282 | inet_ntoa(addr.sin_addr), ntohs(addr.sin_port)); |
| 283 | if (connect(s->sock, (struct sockaddr *) &addr, sizeof(addr)) < |
| 284 | 0) { |
| 285 | perror("connect"); |
| 286 | close(s->sock); |
| 287 | s->sock = -1; |
| 288 | return -1; |
| 289 | } |
| 290 | } |
| 291 | |
| 292 | return 0; |
| 293 | } |
| 294 | |
| 295 | |
| 296 | static int open_socket_multicast(struct sigma_dut *dut, struct sigma_stream *s) |
| 297 | { |
| 298 | if (open_socket_file_transfer(dut, s) < 0) |
| 299 | return -1; |
| 300 | |
| 301 | if (!s->sender) { |
| 302 | struct ip_mreq mr; |
| 303 | memset(&mr, 0, sizeof(mr)); |
| 304 | mr.imr_multiaddr.s_addr = s->dst.s_addr; |
| 305 | mr.imr_interface.s_addr = htonl(INADDR_ANY); |
| 306 | sigma_dut_print(dut, DUT_MSG_DEBUG, "Traffic agent: " |
| 307 | "IP_ADD_MEMBERSHIP %s", inet_ntoa(s->dst)); |
| 308 | if (setsockopt(s->sock, IPPROTO_IP, IP_ADD_MEMBERSHIP, |
| 309 | (void *) &mr, sizeof(mr)) < 0) { |
| 310 | sigma_dut_print(dut, DUT_MSG_INFO, |
| 311 | "setsockopt[IP_ADD_MEMBERSHIP]: %s", |
| 312 | strerror(errno)); |
| 313 | /* |
| 314 | * Continue anyway since this can happen, e.g., if the |
| 315 | * default route is missing. This is not critical for |
| 316 | * multicast RX testing. |
| 317 | */ |
| 318 | } |
| 319 | } |
| 320 | |
| 321 | return 0; |
| 322 | } |
| 323 | |
| 324 | |
| 325 | static int set_socket_prio(struct sigma_stream *s) |
| 326 | { |
| 327 | int tos = 0x00; |
| 328 | |
| 329 | switch (s->tc) { |
| 330 | case SIGMA_TC_VOICE: |
| 331 | if (s->user_priority_set) { |
| 332 | if (s->user_priority == 6) |
| 333 | tos = 48 << 2; |
| 334 | else if (s->user_priority == 7) |
| 335 | tos = 56 << 2; |
| 336 | else |
| 337 | return -1; |
| 338 | } else |
| 339 | tos = 0xe0; /* DSCP = 56 */ |
| 340 | break; |
| 341 | case SIGMA_TC_VIDEO: |
| 342 | if (s->user_priority_set) { |
| 343 | if (s->user_priority == 4) |
| 344 | tos = 32 << 2; |
| 345 | else if (s->user_priority == 5) |
| 346 | tos = 40 << 2; |
| 347 | else |
| 348 | return -1; |
| 349 | } else |
| 350 | tos = 0xa0; /* DSCP = 40 */ |
| 351 | break; |
| 352 | case SIGMA_TC_BACKGROUND: |
| 353 | if (s->user_priority_set) { |
| 354 | if (s->user_priority == 1) |
| 355 | tos = 8 << 2; |
| 356 | else if (s->user_priority == 2) |
| 357 | tos = 16 << 2; |
| 358 | else |
| 359 | return -1; |
| 360 | } else |
| 361 | tos = 0x20; /* DSCP = 8 */ |
| 362 | break; |
| 363 | case SIGMA_TC_BEST_EFFORT: |
| 364 | if (s->user_priority_set) { |
| 365 | if (s->user_priority == 0) |
| 366 | tos = 0 << 2; |
| 367 | else if (s->user_priority == 3) |
| 368 | tos = 20 << 2; |
| 369 | else |
| 370 | return -1; |
| 371 | } else |
| 372 | tos = 0x00; /* DSCP = 0 */ |
| 373 | break; |
| 374 | } |
| 375 | |
| 376 | if (setsockopt(s->sock, IPPROTO_IP, IP_TOS, &tos, sizeof(tos)) < 0) { |
| 377 | perror("setsockopt"); |
| 378 | return -1; |
| 379 | } |
| 380 | |
| 381 | return 0; |
| 382 | } |
| 383 | |
| 384 | |
| 385 | static int open_socket(struct sigma_dut *dut, struct sigma_stream *s) |
| 386 | { |
| 387 | switch (s->profile) { |
| 388 | case SIGMA_PROFILE_FILE_TRANSFER: |
| 389 | return open_socket_file_transfer(dut, s); |
| 390 | case SIGMA_PROFILE_MULTICAST: |
| 391 | return open_socket_multicast(dut, s); |
| 392 | case SIGMA_PROFILE_IPTV: |
| 393 | if (open_socket_file_transfer(dut, s) < 0) |
| 394 | return -1; |
| 395 | return set_socket_prio(s); |
| 396 | case SIGMA_PROFILE_TRANSACTION: |
| 397 | return open_socket_file_transfer(dut, s); |
| 398 | case SIGMA_PROFILE_UAPSD: |
| 399 | return open_socket_file_transfer(dut, s); |
| 400 | case SIGMA_PROFILE_START_SYNC: |
| 401 | sigma_dut_print(dut, DUT_MSG_INFO, "Traffic stream profile %d " |
| 402 | "not yet supported", s->profile); |
| 403 | /* TODO */ |
| 404 | break; |
| 405 | } |
| 406 | |
| 407 | return -1; |
| 408 | } |
| 409 | |
| 410 | |
| 411 | static void send_file_fast(struct sigma_stream *s, char *pkt) |
| 412 | { |
| 413 | struct timeval stop, now; |
| 414 | int res; |
| 415 | unsigned int counter = 0; |
| 416 | |
| 417 | gettimeofday(&stop, NULL); |
| 418 | stop.tv_sec += s->duration; |
| 419 | |
| 420 | while (!s->stop) { |
| 421 | counter++; |
| 422 | WPA_PUT_BE32(&pkt[8], counter); |
| 423 | |
| 424 | if ((counter & 0xf) == 0) { |
| 425 | gettimeofday(&now, NULL); |
| 426 | if (now.tv_sec > stop.tv_sec || |
| 427 | (now.tv_sec == stop.tv_sec && |
| 428 | now.tv_usec >= stop.tv_usec)) |
| 429 | break; |
| 430 | } |
| 431 | |
| 432 | s->tx_act_frames++; |
| 433 | res = send(s->sock, pkt, s->payload_size, 0); |
| 434 | if (res >= 0) { |
| 435 | s->tx_frames++; |
| 436 | s->tx_payload_bytes += res; |
| 437 | } else { |
| 438 | switch (errno) { |
| 439 | case EAGAIN: |
| 440 | case ENOBUFS: |
| 441 | usleep(1000); |
| 442 | break; |
| 443 | case ECONNRESET: |
| 444 | case EPIPE: |
| 445 | s->stop = 1; |
| 446 | break; |
| 447 | default: |
| 448 | perror("send"); |
| 449 | break; |
| 450 | } |
| 451 | } |
| 452 | } |
| 453 | } |
| 454 | |
| 455 | |
| 456 | static void send_file(struct sigma_stream *s) |
| 457 | { |
| 458 | char *pkt; |
| 459 | struct timeval stop, now, start; |
| 460 | int res; |
| 461 | unsigned int counter = 0; |
| 462 | int sleep_time, sleep_usec, pkt_spacing, duration = 0; |
| 463 | |
| 464 | if (s->duration <= 0 || s->frame_rate < 0 || s->payload_size < 20) |
| 465 | return; |
| 466 | |
| 467 | pkt = malloc(s->payload_size); |
| 468 | if (pkt == NULL) |
| 469 | return; |
| 470 | memset(pkt, 1, s->payload_size); |
| 471 | strncpy(pkt, "1345678", s->payload_size); |
| 472 | |
| 473 | if (s->frame_rate == 0 && s->no_timestamps) { |
| 474 | send_file_fast(s, pkt); |
| 475 | free(pkt); |
| 476 | return; |
| 477 | } |
| 478 | |
| 479 | gettimeofday(&stop, NULL); |
| 480 | stop.tv_sec += s->duration; |
| 481 | |
| 482 | if (s->frame_rate == 0) { |
| 483 | sleep_time = 0; |
| 484 | pkt_spacing = 0; |
| 485 | } else { |
| 486 | sleep_time = 1000000 / s->frame_rate; |
| 487 | pkt_spacing = sleep_time; |
| 488 | sleep_time -= 100; |
| 489 | if (sleep_time < 0) |
| 490 | sleep_time = 0; |
| 491 | } |
| 492 | sleep_usec = sleep_time; |
| 493 | |
| 494 | gettimeofday(&start, NULL); |
| 495 | |
| 496 | while (!s->stop) { |
| 497 | counter++; |
| 498 | WPA_PUT_BE32(&pkt[8], counter); |
| 499 | |
| 500 | if (sleep_usec) |
| 501 | usleep(sleep_usec); |
| 502 | |
| 503 | gettimeofday(&now, NULL); |
| 504 | if (now.tv_sec > stop.tv_sec || |
| 505 | (now.tv_sec == stop.tv_sec && now.tv_usec >= stop.tv_usec)) |
| 506 | break; |
| 507 | |
| 508 | if (sleep_time) { |
| 509 | /* Update sleep time based on current time */ |
| 510 | struct timeval tmp; |
| 511 | int diff; |
| 512 | |
| 513 | duration += pkt_spacing; |
| 514 | timersub(&now, &start, &tmp); |
| 515 | diff = tmp.tv_sec * 1000000 + tmp.tv_usec; |
| 516 | |
| 517 | if (diff > duration) { |
| 518 | sleep_usec = pkt_spacing - (diff - duration); |
| 519 | sleep_usec -= 100; |
| 520 | } else { |
| 521 | sleep_usec = pkt_spacing - 100; |
| 522 | } |
| 523 | if (sleep_usec < 0) |
| 524 | sleep_usec = 0; |
| 525 | } |
| 526 | |
| 527 | WPA_PUT_BE32(&pkt[12], now.tv_sec); |
| 528 | WPA_PUT_BE32(&pkt[16], now.tv_usec); |
| 529 | |
| 530 | s->tx_act_frames++; |
| 531 | res = send(s->sock, pkt, s->payload_size, 0); |
| 532 | if (res >= 0) { |
| 533 | s->tx_frames++; |
| 534 | s->tx_payload_bytes += res; |
| 535 | } else { |
| 536 | switch (errno) { |
| 537 | case EAGAIN: |
| 538 | case ENOBUFS: |
| 539 | usleep(1000); |
| 540 | break; |
| 541 | case ECONNRESET: |
| 542 | case EPIPE: |
| 543 | s->stop = 1; |
| 544 | break; |
| 545 | default: |
| 546 | perror("send"); |
| 547 | break; |
| 548 | } |
| 549 | } |
| 550 | } |
| 551 | |
| 552 | free(pkt); |
| 553 | } |
| 554 | |
| 555 | |
| 556 | static void send_transaction(struct sigma_stream *s) |
| 557 | { |
| 558 | char *pkt, *rpkt; |
| 559 | struct timeval stop, now; |
| 560 | int res; |
| 561 | unsigned int counter = 0, rcounter; |
| 562 | int wait_time; |
| 563 | fd_set rfds; |
| 564 | struct timeval tv; |
| 565 | |
| 566 | if (s->duration <= 0 || s->frame_rate <= 0 || s->payload_size < 20) |
| 567 | return; |
| 568 | |
| 569 | pkt = malloc(s->payload_size); |
| 570 | if (pkt == NULL) |
| 571 | return; |
| 572 | rpkt = malloc(s->payload_size); |
| 573 | if (rpkt == NULL) { |
| 574 | free(pkt); |
| 575 | return; |
| 576 | } |
| 577 | memset(pkt, 1, s->payload_size); |
| 578 | strncpy(pkt, "1345678", s->payload_size); |
| 579 | |
| 580 | gettimeofday(&stop, NULL); |
| 581 | stop.tv_sec += s->duration; |
| 582 | |
| 583 | wait_time = 1000000 / s->frame_rate; |
| 584 | |
| 585 | while (!s->stop) { |
| 586 | counter++; |
| 587 | if (s->max_cnt && (int) counter > s->max_cnt) |
| 588 | break; |
| 589 | WPA_PUT_BE32(&pkt[8], counter); |
| 590 | |
| 591 | gettimeofday(&now, NULL); |
| 592 | if (now.tv_sec > stop.tv_sec || |
| 593 | (now.tv_sec == stop.tv_sec && now.tv_usec >= stop.tv_usec)) |
| 594 | break; |
| 595 | WPA_PUT_BE32(&pkt[12], now.tv_sec); |
| 596 | WPA_PUT_BE32(&pkt[16], now.tv_usec); |
| 597 | |
| 598 | res = send(s->sock, pkt, s->payload_size, 0); |
| 599 | if (res >= 0) { |
| 600 | s->tx_frames++; |
| 601 | s->tx_payload_bytes += res; |
| 602 | } else { |
| 603 | switch (errno) { |
| 604 | case EAGAIN: |
| 605 | case ENOBUFS: |
| 606 | usleep(1000); |
| 607 | break; |
| 608 | case ECONNRESET: |
| 609 | case EPIPE: |
| 610 | s->stop = 1; |
| 611 | break; |
| 612 | default: |
| 613 | perror("send"); |
| 614 | break; |
| 615 | } |
| 616 | } |
| 617 | |
| 618 | /* Wait for response */ |
| 619 | tv.tv_sec = 0; |
| 620 | tv.tv_usec = wait_time; |
| 621 | FD_ZERO(&rfds); |
| 622 | FD_SET(s->sock, &rfds); |
| 623 | res = select(s->sock + 1, &rfds, NULL, NULL, &tv); |
| 624 | if (res < 0) { |
| 625 | if (errno == EINTR) |
| 626 | continue; |
| 627 | perror("select"); |
| 628 | break; |
| 629 | } |
| 630 | |
| 631 | if (res == 0) { |
| 632 | /* timeout */ |
| 633 | continue; |
| 634 | } |
| 635 | |
| 636 | if (FD_ISSET(s->sock, &rfds)) { |
| 637 | /* response received */ |
| 638 | res = recv(s->sock, rpkt, s->payload_size, 0); |
| 639 | if (res < 0) { |
| 640 | perror("recv"); |
| 641 | break; |
| 642 | } |
| 643 | rcounter = WPA_GET_BE32(&rpkt[8]); |
| 644 | if (rcounter != counter) |
| 645 | s->out_of_seq_frames++; |
| 646 | s->rx_frames++; |
| 647 | s->rx_payload_bytes += res; |
| 648 | } |
| 649 | } |
| 650 | |
| 651 | free(pkt); |
| 652 | free(rpkt); |
| 653 | } |
| 654 | |
| 655 | |
| 656 | static void * send_thread(void *ctx) |
| 657 | { |
| 658 | struct sigma_stream *s = ctx; |
| 659 | |
| 660 | sleep(s->start_delay); |
| 661 | |
| 662 | switch (s->profile) { |
| 663 | case SIGMA_PROFILE_FILE_TRANSFER: |
| 664 | send_file(s); |
| 665 | break; |
| 666 | case SIGMA_PROFILE_MULTICAST: |
| 667 | send_file(s); |
| 668 | break; |
| 669 | case SIGMA_PROFILE_IPTV: |
| 670 | send_file(s); |
| 671 | break; |
| 672 | case SIGMA_PROFILE_TRANSACTION: |
| 673 | send_transaction(s); |
| 674 | break; |
| 675 | case SIGMA_PROFILE_START_SYNC: |
| 676 | break; |
| 677 | case SIGMA_PROFILE_UAPSD: |
Pradeep Reddy POTTETI | 7959404 | 2015-11-23 12:59:12 +0530 | [diff] [blame] | 678 | send_uapsd_console(s); |
Jouni Malinen | cd4e3c3 | 2015-10-29 12:39:56 +0200 | [diff] [blame] | 679 | break; |
| 680 | } |
| 681 | |
| 682 | return NULL; |
| 683 | } |
| 684 | |
| 685 | |
| 686 | struct traffic_agent_send_data { |
| 687 | struct sigma_dut *dut; |
| 688 | struct sigma_conn *conn; |
| 689 | int streams[MAX_SIGMA_STREAMS]; |
| 690 | int count; |
| 691 | }; |
| 692 | |
| 693 | |
| 694 | static struct sigma_stream * get_stream(struct sigma_dut *dut, int id) |
| 695 | { |
| 696 | int i; |
| 697 | |
| 698 | for (i = 0; i < dut->num_streams; i++) { |
| 699 | if ((unsigned int) id == dut->streams[i].stream_id) |
| 700 | return &dut->streams[i]; |
| 701 | } |
| 702 | |
| 703 | return NULL; |
| 704 | } |
| 705 | |
| 706 | |
| 707 | static void * send_report_thread(void *ctx) |
| 708 | { |
| 709 | struct traffic_agent_send_data *data = ctx; |
| 710 | struct sigma_dut *dut = data->dut; |
| 711 | struct sigma_conn *conn = data->conn; |
| 712 | int i, ret; |
| 713 | char buf[100 + MAX_SIGMA_STREAMS * 60], *pos; |
| 714 | |
| 715 | for (i = 0; i < data->count; i++) { |
| 716 | sigma_dut_print(dut, DUT_MSG_DEBUG, "Traffic agent: waiting " |
| 717 | "for stream %d send to complete", |
| 718 | data->streams[i]); |
| 719 | stop_stream(get_stream(dut, data->streams[i])); |
| 720 | } |
| 721 | |
| 722 | buf[0] = '\0'; |
| 723 | pos = buf; |
| 724 | |
| 725 | pos += snprintf(pos, buf + sizeof(buf) - pos, "streamID,"); |
| 726 | for (i = 0; i < data->count; i++) { |
| 727 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%d", |
| 728 | i > 0 ? " " : "", data->streams[i]); |
| 729 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 730 | break; |
| 731 | pos += ret; |
| 732 | } |
| 733 | |
| 734 | if (dut->program == PROGRAM_60GHZ) { |
| 735 | sigma_dut_print(dut, DUT_MSG_INFO, "reporting tx_act_frames"); |
| 736 | pos += snprintf(pos, buf + sizeof(buf) - pos, ",txActFrames,"); |
| 737 | for (i = 0; i < data->count; i++) { |
| 738 | struct sigma_stream *s; |
| 739 | |
| 740 | s = get_stream(dut, data->streams[i]); |
| 741 | if (!s) |
| 742 | continue; |
| 743 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%d", |
| 744 | i > 0 ? " " : "", s->tx_act_frames); |
| 745 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 746 | break; |
| 747 | pos += ret; |
| 748 | } |
| 749 | } |
| 750 | |
| 751 | pos += snprintf(pos, buf + sizeof(buf) - pos, ",txFrames,"); |
| 752 | for (i = 0; i < data->count; i++) { |
| 753 | struct sigma_stream *s = get_stream(dut, data->streams[i]); |
| 754 | |
| 755 | if (!s) |
| 756 | continue; |
| 757 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%d", |
| 758 | i > 0 ? " " : "", s->tx_frames); |
| 759 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 760 | break; |
| 761 | pos += ret; |
| 762 | } |
| 763 | |
| 764 | pos += snprintf(pos, buf + sizeof(buf) - pos, ",rxFrames,"); |
| 765 | for (i = 0; i < data->count; i++) { |
| 766 | struct sigma_stream *s = get_stream(dut, data->streams[i]); |
| 767 | |
| 768 | if (!s) |
| 769 | continue; |
| 770 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%d", |
| 771 | i > 0 ? " " : "", s->rx_frames); |
| 772 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 773 | break; |
| 774 | pos += ret; |
| 775 | } |
| 776 | |
| 777 | pos += snprintf(pos, buf + sizeof(buf) - pos, ",txPayloadBytes,"); |
| 778 | for (i = 0; i < data->count; i++) { |
| 779 | struct sigma_stream *s = get_stream(dut, data->streams[i]); |
| 780 | |
| 781 | if (!s) |
| 782 | continue; |
| 783 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%llu", |
| 784 | i > 0 ? " " : "", s->tx_payload_bytes); |
| 785 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 786 | break; |
| 787 | pos += ret; |
| 788 | } |
| 789 | |
| 790 | pos += snprintf(pos, buf + sizeof(buf) - pos, ",rxPayloadBytes,"); |
| 791 | for (i = 0; i < data->count; i++) { |
| 792 | struct sigma_stream *s = get_stream(dut, data->streams[i]); |
| 793 | |
| 794 | if (!s) |
| 795 | continue; |
| 796 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%llu", |
| 797 | i > 0 ? " " : "", s->rx_payload_bytes); |
| 798 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 799 | break; |
| 800 | pos += ret; |
| 801 | } |
| 802 | |
| 803 | pos += snprintf(pos, buf + sizeof(buf) - pos, ",outOfSequenceFrames,"); |
| 804 | for (i = 0; i < data->count; i++) { |
| 805 | struct sigma_stream *s = get_stream(dut, data->streams[i]); |
| 806 | |
| 807 | if (!s) |
| 808 | continue; |
| 809 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%d", |
| 810 | i > 0 ? " " : "", s->out_of_seq_frames); |
| 811 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 812 | break; |
| 813 | pos += ret; |
| 814 | } |
| 815 | |
| 816 | for (i = 0; i < data->count; i++) { |
| 817 | struct sigma_stream *s = get_stream(dut, data->streams[i]); |
| 818 | if (!s) |
| 819 | continue; |
| 820 | s->ta_send_in_progress = 0; |
| 821 | if (s->trans_proto == IPPROTO_TCP) { |
| 822 | /* |
| 823 | * Close the socket to make sure client side close the |
| 824 | * network before the server. Otherwise, the server |
| 825 | * might get "Address already in use" when trying to |
| 826 | * reuse the port. |
| 827 | */ |
| 828 | close(s->sock); |
| 829 | s->sock = -1; |
| 830 | sigma_dut_print(dut, DUT_MSG_DEBUG, |
| 831 | "Closed the sender socket"); |
| 832 | } |
| 833 | } |
| 834 | |
| 835 | buf[sizeof(buf) - 1] = '\0'; |
| 836 | |
| 837 | if (conn->s < 0) |
| 838 | sigma_dut_print(dut, DUT_MSG_INFO, "Cannot send traffic_agent response since control socket has already been closed"); |
| 839 | else |
| 840 | send_resp(dut, conn, SIGMA_COMPLETE, buf); |
| 841 | conn->waiting_completion = 0; |
| 842 | |
| 843 | free(data); |
| 844 | |
| 845 | return NULL; |
| 846 | } |
| 847 | |
| 848 | |
| 849 | static int cmd_traffic_agent_send(struct sigma_dut *dut, |
| 850 | struct sigma_conn *conn, |
| 851 | struct sigma_cmd *cmd) |
| 852 | { |
| 853 | const char *val; |
| 854 | int i, j, res; |
| 855 | char buf[100]; |
| 856 | struct traffic_agent_send_data *data; |
| 857 | |
| 858 | val = get_param(cmd, "streamID"); |
| 859 | if (val == NULL) |
| 860 | return -1; |
| 861 | |
| 862 | data = calloc(1, sizeof(*data)); |
| 863 | if (data == NULL) |
| 864 | return -1; |
| 865 | data->dut = dut; |
| 866 | data->conn = conn; |
| 867 | |
| 868 | data->count = get_stream_id(val, data->streams); |
| 869 | if (data->count < 0) { |
| 870 | free(data); |
| 871 | return -1; |
| 872 | } |
| 873 | for (i = 0; i < data->count; i++) { |
| 874 | struct sigma_stream *s = get_stream(dut, data->streams[i]); |
| 875 | |
| 876 | if (!s) { |
| 877 | snprintf(buf, sizeof(buf), "errorCode,StreamID %d " |
| 878 | "not configured", data->streams[i]); |
| 879 | send_resp(dut, conn, SIGMA_INVALID, buf); |
| 880 | free(data); |
| 881 | return 0; |
| 882 | } |
| 883 | for (j = 0; j < i; j++) |
| 884 | if (data->streams[i] == data->streams[j]) |
| 885 | return -1; |
| 886 | if (!s->sender) { |
| 887 | snprintf(buf, sizeof(buf), "errorCode,Not configured " |
| 888 | "as sender for streamID %d", data->streams[i]); |
| 889 | send_resp(dut, conn, SIGMA_INVALID, buf); |
| 890 | free(data); |
| 891 | return 0; |
| 892 | } |
| 893 | if (s->ta_send_in_progress) { |
| 894 | send_resp(dut, conn, SIGMA_ERROR, |
| 895 | "errorCode,Multiple concurrent send cmds on same streamID not supported"); |
| 896 | free(data); |
| 897 | return 0; |
| 898 | } |
| 899 | } |
| 900 | |
| 901 | for (i = 0; i < data->count; i++) { |
| 902 | struct sigma_stream *s = get_stream(dut, data->streams[i]); |
| 903 | |
| 904 | if (!s) |
| 905 | continue; |
| 906 | sigma_dut_print(dut, DUT_MSG_DEBUG, "Traffic agent: open " |
| 907 | "socket for send stream %d", data->streams[i]); |
| 908 | if (open_socket(dut, s) < 0) { |
| 909 | free(data); |
| 910 | return -2; |
| 911 | } |
| 912 | } |
| 913 | |
| 914 | for (i = 0; i < data->count; i++) { |
| 915 | struct sigma_stream *s = get_stream(dut, data->streams[i]); |
| 916 | |
| 917 | if (!s) |
| 918 | continue; |
Pradeep Reddy POTTETI | 7959404 | 2015-11-23 12:59:12 +0530 | [diff] [blame] | 919 | |
| 920 | /* |
| 921 | * Provide dut context to the thread to support debugging and |
| 922 | * returning of error messages. |
| 923 | */ |
| 924 | s->dut = dut; |
| 925 | |
Jouni Malinen | cd4e3c3 | 2015-10-29 12:39:56 +0200 | [diff] [blame] | 926 | sigma_dut_print(dut, DUT_MSG_DEBUG, "Traffic agent: start " |
| 927 | "send for stream %d", data->streams[i]); |
| 928 | res = pthread_create(&s->thr, NULL, send_thread, s); |
| 929 | if (res) { |
| 930 | sigma_dut_print(dut, DUT_MSG_INFO, "pthread_create " |
| 931 | "failed: %d", res); |
| 932 | free(data); |
| 933 | return -2; |
| 934 | } |
| 935 | s->started = 1; |
| 936 | } |
| 937 | |
| 938 | sigma_dut_print(dut, DUT_MSG_DEBUG, "Traffic agent: start a thread to track sending streams"); |
| 939 | conn->waiting_completion = 1; |
| 940 | res = pthread_create(&dut->thr, NULL, send_report_thread, data); |
| 941 | if (res) { |
| 942 | sigma_dut_print(dut, DUT_MSG_INFO, "pthread_create failed: %d", |
| 943 | res); |
| 944 | free(data); |
| 945 | conn->waiting_completion = 0; |
| 946 | return -2; |
| 947 | } |
| 948 | |
| 949 | for (i = 0; i < data->count; i++) { |
| 950 | struct sigma_stream *s = get_stream(dut, data->streams[i]); |
| 951 | |
| 952 | if (s) |
| 953 | s->ta_send_in_progress = 1; |
| 954 | } |
| 955 | |
| 956 | /* Command will be completed in send_report_thread() */ |
| 957 | |
| 958 | return 0; |
| 959 | } |
| 960 | |
| 961 | |
| 962 | static void receive_file(struct sigma_stream *s) |
| 963 | { |
| 964 | struct timeval tv, now; |
| 965 | fd_set rfds; |
| 966 | int res; |
| 967 | char *pkt; |
| 968 | int pktlen; |
| 969 | unsigned int last_rx = 0, counter; |
| 970 | |
| 971 | pktlen = 65536 + 1; |
| 972 | pkt = malloc(pktlen); |
| 973 | if (pkt == NULL) |
| 974 | return; |
| 975 | |
| 976 | while (!s->stop) { |
| 977 | FD_ZERO(&rfds); |
| 978 | FD_SET(s->sock, &rfds); |
| 979 | tv.tv_sec = 0; |
| 980 | tv.tv_usec = 300000; |
| 981 | res = select(s->sock + 1, &rfds, NULL, NULL, &tv); |
| 982 | if (res < 0) { |
| 983 | perror("select"); |
| 984 | usleep(10000); |
| 985 | } else if (FD_ISSET(s->sock, &rfds)) { |
| 986 | res = recv(s->sock, pkt, pktlen, 0); |
| 987 | if (res >= 0) { |
| 988 | s->rx_frames++; |
| 989 | s->rx_payload_bytes += res; |
| 990 | |
| 991 | counter = WPA_GET_BE32(&pkt[8]); |
| 992 | if (counter < last_rx) |
| 993 | s->out_of_seq_frames++; |
| 994 | last_rx = counter; |
| 995 | } else { |
| 996 | perror("recv"); |
| 997 | break; |
| 998 | } |
| 999 | |
| 1000 | if (res >= 20 && s->stats && |
| 1001 | s->num_stats < MAX_SIGMA_STATS) { |
| 1002 | struct sigma_frame_stats *stats; |
| 1003 | stats = &s->stats[s->num_stats]; |
| 1004 | s->num_stats++; |
| 1005 | gettimeofday(&now, NULL); |
| 1006 | stats->seqnum = counter; |
| 1007 | stats->local_sec = now.tv_sec; |
| 1008 | stats->local_usec = now.tv_usec; |
| 1009 | stats->remote_sec = WPA_GET_BE32(&pkt[12]); |
| 1010 | stats->remote_usec = WPA_GET_BE32(&pkt[16]); |
| 1011 | } |
| 1012 | } |
| 1013 | } |
| 1014 | |
| 1015 | free(pkt); |
| 1016 | } |
| 1017 | |
| 1018 | |
| 1019 | static void receive_transaction(struct sigma_stream *s) |
| 1020 | { |
| 1021 | struct timeval tv; |
| 1022 | fd_set rfds; |
| 1023 | int res; |
| 1024 | char *pkt; |
| 1025 | int pktlen; |
| 1026 | unsigned int last_rx = 0, counter; |
| 1027 | struct sockaddr_in addr; |
| 1028 | socklen_t addrlen; |
| 1029 | |
| 1030 | if (s->payload_size) |
| 1031 | pktlen = s->payload_size; |
| 1032 | else |
| 1033 | pktlen = 65536 + 1; |
| 1034 | pkt = malloc(pktlen); |
| 1035 | if (pkt == NULL) |
| 1036 | return; |
| 1037 | |
| 1038 | while (!s->stop) { |
| 1039 | FD_ZERO(&rfds); |
| 1040 | FD_SET(s->sock, &rfds); |
| 1041 | tv.tv_sec = 0; |
| 1042 | tv.tv_usec = 300000; |
| 1043 | res = select(s->sock + 1, &rfds, NULL, NULL, &tv); |
| 1044 | if (res < 0) { |
| 1045 | perror("select"); |
| 1046 | usleep(10000); |
| 1047 | } else if (FD_ISSET(s->sock, &rfds)) { |
| 1048 | addrlen = sizeof(addr); |
| 1049 | res = recvfrom(s->sock, pkt, pktlen, 0, |
| 1050 | (struct sockaddr *) &addr, &addrlen); |
| 1051 | if (res < 0) { |
| 1052 | perror("recv"); |
| 1053 | break; |
| 1054 | } |
| 1055 | |
| 1056 | s->rx_frames++; |
| 1057 | s->rx_payload_bytes += res; |
| 1058 | |
| 1059 | counter = WPA_GET_BE32(&pkt[8]); |
| 1060 | if (counter < last_rx) |
| 1061 | s->out_of_seq_frames++; |
| 1062 | last_rx = counter; |
| 1063 | |
| 1064 | /* send response */ |
| 1065 | res = sendto(s->sock, pkt, pktlen, 0, |
| 1066 | (struct sockaddr *) &addr, addrlen); |
| 1067 | if (res < 0) { |
| 1068 | perror("sendto"); |
| 1069 | } else { |
| 1070 | s->tx_frames++; |
| 1071 | s->tx_payload_bytes += res; |
| 1072 | } |
| 1073 | } |
| 1074 | } |
| 1075 | |
| 1076 | free(pkt); |
| 1077 | } |
| 1078 | |
| 1079 | |
| 1080 | static void * receive_thread(void *ctx) |
| 1081 | { |
| 1082 | struct sigma_stream *s = ctx; |
| 1083 | |
| 1084 | if (s->trans_proto == IPPROTO_TCP) { |
| 1085 | /* Wait for socket to be accepted */ |
| 1086 | struct sockaddr_in connected_addr; |
| 1087 | int connected_sock; /* returned from accept on sock */ |
| 1088 | socklen_t connected_addr_len = sizeof(connected_addr); |
| 1089 | |
| 1090 | sigma_dut_print(s->dut, DUT_MSG_DEBUG, |
| 1091 | "Traffic agent: Waiting on accept"); |
| 1092 | connected_sock = accept(s->sock, |
| 1093 | (struct sockaddr *) &connected_addr, |
| 1094 | &connected_addr_len); |
| 1095 | if (connected_sock < 0) { |
| 1096 | sigma_dut_print(s->dut, DUT_MSG_ERROR, |
| 1097 | "Traffic agent: Failed to accept: %s", |
| 1098 | strerror(errno)); |
| 1099 | return NULL; |
| 1100 | } |
| 1101 | |
| 1102 | sigma_dut_print(s->dut, DUT_MSG_DEBUG, |
| 1103 | "Traffic agent: Accepted client closing parent socket and talk over connected sock."); |
| 1104 | close(s->sock); |
| 1105 | s->sock = connected_sock; |
| 1106 | } |
| 1107 | |
| 1108 | switch (s->profile) { |
| 1109 | case SIGMA_PROFILE_FILE_TRANSFER: |
| 1110 | receive_file(s); |
| 1111 | break; |
| 1112 | case SIGMA_PROFILE_MULTICAST: |
| 1113 | receive_file(s); |
| 1114 | break; |
| 1115 | case SIGMA_PROFILE_IPTV: |
| 1116 | receive_file(s); |
| 1117 | break; |
| 1118 | case SIGMA_PROFILE_TRANSACTION: |
| 1119 | receive_transaction(s); |
| 1120 | break; |
| 1121 | case SIGMA_PROFILE_START_SYNC: |
| 1122 | break; |
| 1123 | case SIGMA_PROFILE_UAPSD: |
| 1124 | receive_uapsd(s); |
| 1125 | break; |
| 1126 | } |
| 1127 | |
| 1128 | return NULL; |
| 1129 | } |
| 1130 | |
| 1131 | |
| 1132 | static int cmd_traffic_agent_receive_start(struct sigma_dut *dut, |
| 1133 | struct sigma_conn *conn, |
| 1134 | struct sigma_cmd *cmd) |
| 1135 | { |
| 1136 | const char *val; |
| 1137 | int streams[MAX_SIGMA_STREAMS]; |
| 1138 | int i, j, count; |
| 1139 | char buf[100]; |
| 1140 | |
| 1141 | val = get_param(cmd, "streamID"); |
| 1142 | if (val == NULL) |
| 1143 | return -1; |
| 1144 | count = get_stream_id(val, streams); |
| 1145 | if (count < 0) |
| 1146 | return -1; |
| 1147 | for (i = 0; i < count; i++) { |
| 1148 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1149 | |
| 1150 | if (!s) { |
| 1151 | snprintf(buf, sizeof(buf), "errorCode,StreamID %d " |
| 1152 | "not configured", streams[i]); |
| 1153 | send_resp(dut, conn, SIGMA_INVALID, buf); |
| 1154 | return 0; |
| 1155 | } |
| 1156 | for (j = 0; j < i; j++) |
| 1157 | if (streams[i] == streams[j]) |
| 1158 | return -1; |
| 1159 | if (s->sender) { |
| 1160 | snprintf(buf, sizeof(buf), "errorCode,Not configured " |
| 1161 | "as receiver for streamID %d", streams[i]); |
| 1162 | send_resp(dut, conn, SIGMA_INVALID, buf); |
| 1163 | return 0; |
| 1164 | } |
| 1165 | } |
| 1166 | |
| 1167 | for (i = 0; i < count; i++) { |
| 1168 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1169 | |
| 1170 | if (!s) |
| 1171 | continue; |
| 1172 | sigma_dut_print(dut, DUT_MSG_DEBUG, "Traffic agent: open " |
| 1173 | "receive socket for stream %d", streams[i]); |
| 1174 | if (open_socket(dut, s) < 0) |
| 1175 | return -2; |
| 1176 | } |
| 1177 | |
| 1178 | for (i = 0; i < count; i++) { |
| 1179 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1180 | int res; |
| 1181 | |
| 1182 | if (!s) |
| 1183 | continue; |
| 1184 | /* |
| 1185 | * Provide dut context to the thread to support debugging and |
| 1186 | * returning of error messages. Similarly, provide interface |
| 1187 | * information to the thread. |
| 1188 | */ |
| 1189 | s->dut = dut; |
| 1190 | val = get_param(cmd, "Interface"); |
| 1191 | if (val) { |
| 1192 | strncpy(s->ifname, val, sizeof(s->ifname)); |
| 1193 | s->ifname[sizeof(s->ifname) - 1] = '\0'; |
| 1194 | } |
| 1195 | |
| 1196 | sigma_dut_print(dut, DUT_MSG_DEBUG, "Traffic agent: start " |
| 1197 | "receive for stream %d", streams[i]); |
| 1198 | res = pthread_create(&s->thr, NULL, receive_thread, s); |
| 1199 | if (res) { |
| 1200 | sigma_dut_print(dut, DUT_MSG_INFO, "pthread_create " |
| 1201 | "failed: %d", res); |
| 1202 | return -2; |
| 1203 | } |
| 1204 | s->started = 1; |
| 1205 | } |
| 1206 | |
| 1207 | return 1; |
| 1208 | } |
| 1209 | |
| 1210 | |
| 1211 | static void write_frame_stats(struct sigma_dut *dut, struct sigma_stream *s, |
| 1212 | int id) |
| 1213 | { |
| 1214 | char fname[128]; |
| 1215 | FILE *f; |
| 1216 | unsigned int i; |
| 1217 | |
| 1218 | snprintf(fname, sizeof(fname), SIGMA_TMPDIR "/e2e%u-%d.txt", |
| 1219 | (unsigned int) time(NULL), id); |
| 1220 | f = fopen(fname, "w"); |
| 1221 | if (f == NULL) { |
| 1222 | sigma_dut_print(dut, DUT_MSG_INFO, "Could not write %s", |
| 1223 | fname); |
| 1224 | return; |
| 1225 | } |
| 1226 | fprintf(f, "seqnum:local_sec:local_usec:remote_sec:remote_usec\n"); |
| 1227 | |
| 1228 | sigma_dut_print(dut, DUT_MSG_DEBUG, "Writing frame stats to %s", |
| 1229 | fname); |
| 1230 | |
| 1231 | for (i = 0; i < s->num_stats; i++) { |
| 1232 | struct sigma_frame_stats *stats = &s->stats[i]; |
| 1233 | fprintf(f, "%u:%u:%u:%u:%u\n", stats->seqnum, |
| 1234 | stats->local_sec, stats->local_usec, |
| 1235 | stats->remote_sec, stats->remote_usec); |
| 1236 | } |
| 1237 | |
| 1238 | fclose(f); |
| 1239 | } |
| 1240 | |
| 1241 | |
| 1242 | static int cmd_traffic_agent_receive_stop(struct sigma_dut *dut, |
| 1243 | struct sigma_conn *conn, |
| 1244 | struct sigma_cmd *cmd) |
| 1245 | { |
| 1246 | const char *val; |
| 1247 | int streams[MAX_SIGMA_STREAMS]; |
| 1248 | int i, j, ret, count; |
| 1249 | char buf[100 + MAX_SIGMA_STREAMS * 60], *pos; |
| 1250 | |
| 1251 | val = get_param(cmd, "streamID"); |
| 1252 | if (val == NULL) |
| 1253 | return -1; |
| 1254 | count = get_stream_id(val, streams); |
| 1255 | if (count < 0) |
| 1256 | return -1; |
| 1257 | for (i = 0; i < count; i++) { |
| 1258 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1259 | |
| 1260 | if (!s) { |
| 1261 | snprintf(buf, sizeof(buf), "errorCode,StreamID %d " |
| 1262 | "not configured", streams[i]); |
| 1263 | send_resp(dut, conn, SIGMA_INVALID, buf); |
| 1264 | return 0; |
| 1265 | } |
| 1266 | for (j = 0; j < i; j++) |
| 1267 | if (streams[i] == streams[j]) |
| 1268 | return -1; |
| 1269 | if (!s->started) { |
| 1270 | snprintf(buf, sizeof(buf), "errorCode,Receive not " |
| 1271 | "started for streamID %d", streams[i]); |
| 1272 | send_resp(dut, conn, SIGMA_INVALID, buf); |
| 1273 | return 0; |
| 1274 | } |
| 1275 | } |
| 1276 | |
| 1277 | for (i = 0; i < count; i++) { |
| 1278 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1279 | |
| 1280 | if (s) |
| 1281 | s->stop = 1; |
| 1282 | } |
| 1283 | |
| 1284 | for (i = 0; i < count; i++) { |
| 1285 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1286 | |
| 1287 | if (!s) |
| 1288 | continue; |
| 1289 | sigma_dut_print(dut, DUT_MSG_DEBUG, "Traffic agent: stop " |
| 1290 | "receive for stream %d", streams[i]); |
| 1291 | stop_stream(s); |
| 1292 | } |
| 1293 | |
| 1294 | buf[0] = '\0'; |
| 1295 | pos = buf; |
| 1296 | |
| 1297 | pos += snprintf(pos, buf + sizeof(buf) - pos, "streamID,"); |
| 1298 | for (i = 0; i < count; i++) { |
| 1299 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%d", |
| 1300 | i > 0 ? " " : "", streams[i]); |
| 1301 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 1302 | break; |
| 1303 | pos += ret; |
| 1304 | } |
| 1305 | |
| 1306 | if (dut->program == PROGRAM_60GHZ) { |
| 1307 | pos += snprintf(pos, buf + sizeof(buf) - pos, ",txActFrames,"); |
| 1308 | for (i = 0; i < count; i++) { |
| 1309 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1310 | |
| 1311 | if (!s) |
| 1312 | continue; |
| 1313 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%d", |
| 1314 | i > 0 ? " " : "", s->tx_act_frames); |
| 1315 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 1316 | break; |
| 1317 | pos += ret; |
| 1318 | } |
| 1319 | } |
| 1320 | |
| 1321 | pos += snprintf(pos, buf + sizeof(buf) - pos, ",txFrames,"); |
| 1322 | for (i = 0; i < count; i++) { |
| 1323 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1324 | |
| 1325 | if (!s) |
| 1326 | continue; |
| 1327 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%d", |
| 1328 | i > 0 ? " " : "", s->tx_frames); |
| 1329 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 1330 | break; |
| 1331 | pos += ret; |
| 1332 | } |
| 1333 | |
| 1334 | pos += snprintf(pos, buf + sizeof(buf) - pos, ",rxFrames,"); |
| 1335 | for (i = 0; i < count; i++) { |
| 1336 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1337 | |
| 1338 | if (!s) |
| 1339 | continue; |
| 1340 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%d", |
| 1341 | i > 0 ? " " : "", s->rx_frames); |
| 1342 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 1343 | break; |
| 1344 | pos += ret; |
| 1345 | } |
| 1346 | |
| 1347 | pos += snprintf(pos, buf + sizeof(buf) - pos, ",txPayloadBytes,"); |
| 1348 | for (i = 0; i < count; i++) { |
| 1349 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1350 | |
| 1351 | if (!s) |
| 1352 | continue; |
| 1353 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%llu", |
| 1354 | i > 0 ? " " : "", s->tx_payload_bytes); |
| 1355 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 1356 | break; |
| 1357 | pos += ret; |
| 1358 | } |
| 1359 | |
| 1360 | pos += snprintf(pos, buf + sizeof(buf) - pos, ",rxPayloadBytes,"); |
| 1361 | for (i = 0; i < count; i++) { |
| 1362 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1363 | |
| 1364 | if (!s) |
| 1365 | continue; |
| 1366 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%llu", |
| 1367 | i > 0 ? " " : "", s->rx_payload_bytes); |
| 1368 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 1369 | break; |
| 1370 | pos += ret; |
| 1371 | } |
| 1372 | |
| 1373 | pos += snprintf(pos, buf + sizeof(buf) - pos, ",outOfSequenceFrames,"); |
| 1374 | for (i = 0; i < count; i++) { |
| 1375 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1376 | |
| 1377 | if (!s) |
| 1378 | continue; |
| 1379 | ret = snprintf(pos, buf + sizeof(buf) - pos, "%s%d", |
| 1380 | i > 0 ? " " : "", s->out_of_seq_frames); |
| 1381 | if (ret < 0 || ret >= buf + sizeof(buf) - pos) |
| 1382 | break; |
| 1383 | pos += ret; |
| 1384 | } |
| 1385 | |
| 1386 | buf[sizeof(buf) - 1] = '\0'; |
| 1387 | |
| 1388 | send_resp(dut, conn, SIGMA_COMPLETE, buf); |
| 1389 | |
| 1390 | for (i = 0; i < count; i++) { |
| 1391 | struct sigma_stream *s = get_stream(dut, streams[i]); |
| 1392 | |
| 1393 | if (!s) |
| 1394 | continue; |
| 1395 | if (s->profile == SIGMA_PROFILE_IPTV && s->num_stats > 0 && |
| 1396 | dut->write_stats) |
| 1397 | write_frame_stats(dut, s, streams[i]); |
| 1398 | free(s->stats); |
| 1399 | s->stats = NULL; |
| 1400 | s->num_stats = 0; |
| 1401 | } |
| 1402 | |
| 1403 | return 0; |
| 1404 | } |
| 1405 | |
| 1406 | |
| 1407 | static int cmd_traffic_agent_version(struct sigma_dut *dut, |
| 1408 | struct sigma_conn *conn, |
| 1409 | struct sigma_cmd *cmd) |
| 1410 | { |
| 1411 | send_resp(dut, conn, SIGMA_COMPLETE, "version,1.0"); |
| 1412 | return 0; |
| 1413 | } |
| 1414 | |
| 1415 | |
| 1416 | void traffic_agent_register_cmds(void) |
| 1417 | { |
| 1418 | sigma_dut_reg_cmd("traffic_agent_config", NULL, |
| 1419 | cmd_traffic_agent_config); |
| 1420 | sigma_dut_reg_cmd("traffic_agent_reset", NULL, |
| 1421 | cmd_traffic_agent_reset); |
| 1422 | sigma_dut_reg_cmd("traffic_agent_send", NULL, |
| 1423 | cmd_traffic_agent_send); |
| 1424 | sigma_dut_reg_cmd("traffic_agent_receive_start", NULL, |
| 1425 | cmd_traffic_agent_receive_start); |
| 1426 | sigma_dut_reg_cmd("traffic_agent_receive_stop", NULL, |
| 1427 | cmd_traffic_agent_receive_stop); |
| 1428 | sigma_dut_reg_cmd("traffic_agent_version", NULL, |
| 1429 | cmd_traffic_agent_version); |
| 1430 | } |