envstat.c revision 1.60.2.2
1 /* $NetBSD: envstat.c,v 1.60.2.2 2008/06/04 02:05:59 yamt Exp $ */ 2 3 /*- 4 * Copyright (c) 2007, 2008 Juan Romero Pardines. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #include <sys/cdefs.h> 29 #ifndef lint 30 __RCSID("$NetBSD: envstat.c,v 1.60.2.2 2008/06/04 02:05:59 yamt Exp $"); 31 #endif /* not lint */ 32 33 #include <stdio.h> 34 #include <stdlib.h> 35 #include <stdbool.h> 36 #include <string.h> 37 #include <unistd.h> 38 #include <fcntl.h> 39 #include <err.h> 40 #include <errno.h> 41 #include <syslog.h> 42 #include <sys/envsys.h> 43 #include <sys/types.h> 44 #include <sys/queue.h> 45 #include <prop/proplib.h> 46 47 #include "envstat.h" 48 49 #define _PATH_DEV_SYSMON "/dev/sysmon" 50 51 #define ENVSYS_DFLAG 0x00000001 /* list registered devices */ 52 #define ENVSYS_FFLAG 0x00000002 /* show temp in farenheit */ 53 #define ENVSYS_LFLAG 0x00000004 /* list sensors */ 54 #define ENVSYS_XFLAG 0x00000008 /* externalize dictionary */ 55 #define ENVSYS_IFLAG 0x00000010 /* skip invalid sensors */ 56 #define ENVSYS_SFLAG 0x00000020 /* remove all properties set */ 57 #define ENVSYS_TFLAG 0x00000040 /* make statistics */ 58 59 /* Sensors */ 60 typedef struct envsys_sensor { 61 SIMPLEQ_ENTRY(envsys_sensor) entries; 62 int32_t cur_value; 63 int32_t max_value; 64 int32_t min_value; 65 int32_t avg_value; 66 int32_t critcap_value; 67 int32_t critmin_value; 68 int32_t critmax_value; 69 char desc[ENVSYS_DESCLEN]; 70 char type[ENVSYS_DESCLEN]; 71 char drvstate[ENVSYS_DESCLEN]; 72 char battcap[ENVSYS_DESCLEN]; 73 char dvname[ENVSYS_DESCLEN]; 74 bool invalid; 75 bool visible; 76 bool percentage; 77 } *sensor_t; 78 79 /* Sensor statistics */ 80 typedef struct envsys_sensor_stats { 81 SIMPLEQ_ENTRY(envsys_sensor_stats) entries; 82 int32_t max; 83 int32_t min; 84 int32_t avg; 85 char desc[ENVSYS_DESCLEN]; 86 } *sensor_stats_t; 87 88 /* Device properties */ 89 typedef struct envsys_dvprops { 90 uint64_t refresh_timo; 91 /* more members could be added in the future */ 92 } *dvprops_t; 93 94 /* A simple queue to manage all sensors */ 95 static SIMPLEQ_HEAD(, envsys_sensor) sensors_list = 96 SIMPLEQ_HEAD_INITIALIZER(sensors_list); 97 98 /* A simple queue to manage statistics for all sensors */ 99 static SIMPLEQ_HEAD(, envsys_sensor_stats) sensor_stats_list = 100 SIMPLEQ_HEAD_INITIALIZER(sensor_stats_list); 101 102 static unsigned int interval, flags, width; 103 static char *mydevname, *sensors; 104 static bool statistics; 105 static u_int header_passes; 106 107 static int parse_dictionary(int); 108 static int send_dictionary(FILE *, int); 109 static int find_sensors(prop_array_t, const char *, dvprops_t); 110 static void print_sensors(void); 111 static int check_sensors(char *); 112 static int usage(void); 113 114 115 int main(int argc, char **argv) 116 { 117 prop_dictionary_t dict; 118 int c, fd, rval = 0; 119 char *endptr, *configfile = NULL; 120 FILE *cf; 121 122 setprogname(argv[0]); 123 124 while ((c = getopt(argc, argv, "c:Dd:fIi:lrSs:Tw:x")) != -1) { 125 switch (c) { 126 case 'c': /* configuration file */ 127 configfile = strdup(optarg); 128 if (configfile == NULL) 129 err(EXIT_FAILURE, "strdup"); 130 break; 131 case 'D': /* list registered devices */ 132 flags |= ENVSYS_DFLAG; 133 break; 134 case 'd': /* show sensors of a specific device */ 135 mydevname = strdup(optarg); 136 if (mydevname == NULL) 137 err(EXIT_FAILURE, "strdup"); 138 break; 139 case 'f': /* display temperature in Farenheit */ 140 flags |= ENVSYS_FFLAG; 141 break; 142 case 'I': /* Skips invalid sensors */ 143 flags |= ENVSYS_IFLAG; 144 break; 145 case 'i': /* wait time between intervals */ 146 interval = (unsigned int)strtoul(optarg, &endptr, 10); 147 if (*endptr != '\0') 148 errx(EXIT_FAILURE, "bad interval '%s'", optarg); 149 break; 150 case 'l': /* list sensors */ 151 flags |= ENVSYS_LFLAG; 152 break; 153 case 'r': 154 /* 155 * This flag is noop.. it's only here for 156 * compatibility with the old implementation. 157 */ 158 break; 159 case 'S': 160 flags |= ENVSYS_SFLAG; 161 break; 162 case 's': /* only show specified sensors */ 163 sensors = strdup(optarg); 164 if (sensors == NULL) 165 err(EXIT_FAILURE, "strdup"); 166 break; 167 case 'T': /* make statistics */ 168 flags |= ENVSYS_TFLAG; 169 break; 170 case 'w': /* width value for the lines */ 171 width = (unsigned int)strtoul(optarg, &endptr, 10); 172 if (*endptr != '\0') 173 errx(EXIT_FAILURE, "bad width '%s'", optarg); 174 break; 175 case 'x': /* print the dictionary in raw format */ 176 flags |= ENVSYS_XFLAG; 177 break; 178 case '?': 179 default: 180 usage(); 181 /* NOTREACHED */ 182 } 183 } 184 185 argc -= optind; 186 argv += optind; 187 188 if (argc > 0) 189 usage(); 190 191 /* Check if we want to make statistics */ 192 if (flags & ENVSYS_TFLAG) { 193 if (!interval) 194 errx(EXIT_FAILURE, 195 "-T cannot be used without an interval (-i)"); 196 else 197 statistics = true; 198 } 199 200 if (mydevname && sensors) 201 errx(EXIT_FAILURE, "-d flag cannot be used with -s"); 202 203 /* Open the device in ro mode */ 204 if ((fd = open(_PATH_DEV_SYSMON, O_RDONLY)) == -1) 205 err(EXIT_FAILURE, "%s", _PATH_DEV_SYSMON); 206 207 /* Print dictionary in raw mode */ 208 if (flags & ENVSYS_XFLAG) { 209 rval = prop_dictionary_recv_ioctl(fd, 210 ENVSYS_GETDICTIONARY, 211 &dict); 212 if (rval) 213 errx(EXIT_FAILURE, "%s", strerror(rval)); 214 215 config_dict_dump(dict); 216 217 /* Remove all properties set in dictionary */ 218 } else if (flags & ENVSYS_SFLAG) { 219 /* Close the ro descriptor */ 220 (void)close(fd); 221 222 /* open the fd in rw mode */ 223 if ((fd = open(_PATH_DEV_SYSMON, O_RDWR)) == -1) 224 err(EXIT_FAILURE, "%s", _PATH_DEV_SYSMON); 225 226 dict = prop_dictionary_create(); 227 if (!dict) 228 err(EXIT_FAILURE, "prop_dictionary_create"); 229 230 rval = prop_dictionary_set_bool(dict, 231 "envsys-remove-props", 232 true); 233 if (!rval) 234 err(EXIT_FAILURE, "prop_dict_set_bool"); 235 236 /* send the dictionary to the kernel now */ 237 rval = prop_dictionary_send_ioctl(dict, fd, ENVSYS_REMOVEPROPS); 238 if (rval) 239 warnx("%s", strerror(rval)); 240 241 /* Set properties in dictionary */ 242 } else if (configfile) { 243 /* 244 * Parse the configuration file. 245 */ 246 if ((cf = fopen(configfile, "r")) == NULL) { 247 syslog(LOG_ERR, "fopen failed: %s", strerror(errno)); 248 errx(EXIT_FAILURE, "%s", strerror(errno)); 249 } 250 251 rval = send_dictionary(cf, fd); 252 (void)fclose(cf); 253 254 /* Show sensors with interval */ 255 } else if (interval) { 256 for (;;) { 257 rval = parse_dictionary(fd); 258 if (rval) 259 break; 260 261 (void)fflush(stdout); 262 (void)sleep(interval); 263 } 264 /* Show sensors without interval */ 265 } else { 266 rval = parse_dictionary(fd); 267 } 268 269 if (sensors) 270 free(sensors); 271 if (mydevname) 272 free(mydevname); 273 (void)close(fd); 274 275 return rval ? EXIT_FAILURE : EXIT_SUCCESS; 276 } 277 278 static int 279 send_dictionary(FILE *cf, int fd) 280 { 281 prop_dictionary_t kdict, udict; 282 int error = 0; 283 284 /* Retrieve dictionary from kernel */ 285 error = prop_dictionary_recv_ioctl(fd, ENVSYS_GETDICTIONARY, &kdict); 286 if (error) 287 return error; 288 289 config_parse(cf, kdict); 290 291 /* 292 * Dictionary built by the parser from the configuration file. 293 */ 294 udict = config_dict_parsed(); 295 296 /* 297 * Close the read only descriptor and open a new one read write. 298 */ 299 (void)close(fd); 300 if ((fd = open(_PATH_DEV_SYSMON, O_RDWR)) == -1) { 301 error = errno; 302 warn("%s", _PATH_DEV_SYSMON); 303 return error; 304 } 305 306 /* 307 * Send our sensor properties dictionary to the kernel then. 308 */ 309 error = prop_dictionary_send_ioctl(udict, fd, ENVSYS_SETDICTIONARY); 310 if (error) 311 warnx("%s", strerror(error)); 312 313 prop_object_release(udict); 314 return error; 315 } 316 317 static sensor_stats_t 318 find_stats_sensor(const char *desc, bool alloc) 319 { 320 sensor_stats_t stats; 321 322 /* 323 * If we matched a sensor by its description return it, otherwise 324 * allocate a new one. 325 */ 326 SIMPLEQ_FOREACH(stats, &sensor_stats_list, entries) 327 if (strcmp(stats->desc, desc) == 0) 328 return stats; 329 330 if (alloc) { 331 /* 332 * don't bother with return value, the caller will check 333 * if it's NULL or not. 334 */ 335 stats = calloc(1, sizeof(*stats)); 336 (void)strlcpy(stats->desc, desc, sizeof(stats->desc)); 337 SIMPLEQ_INSERT_TAIL(&sensor_stats_list, stats, entries); 338 return stats; 339 } else 340 return NULL; 341 342 } 343 344 static int 345 parse_dictionary(int fd) 346 { 347 sensor_t sensor = NULL; 348 dvprops_t edp = NULL; 349 prop_array_t array; 350 prop_dictionary_t dict; 351 prop_object_iterator_t iter; 352 prop_object_t obj; 353 const char *dnp = NULL; 354 int rval = 0; 355 356 /* receive dictionary from kernel */ 357 rval = prop_dictionary_recv_ioctl(fd, ENVSYS_GETDICTIONARY, &dict); 358 if (rval) 359 return rval; 360 361 /* No drivers registered? */ 362 if (prop_dictionary_count(dict) == 0) { 363 warnx("no drivers registered"); 364 goto out; 365 } 366 367 if (mydevname) { 368 /* -d flag specified, print sensors only for this device */ 369 obj = prop_dictionary_get(dict, mydevname); 370 if (prop_object_type(obj) != PROP_TYPE_ARRAY) { 371 warnx("unknown device `%s'", mydevname); 372 rval = EINVAL; 373 goto out; 374 } 375 376 rval = find_sensors(obj, mydevname, NULL); 377 if (rval) 378 goto out; 379 380 } else { 381 /* print sensors for all devices registered */ 382 iter = prop_dictionary_iterator(dict); 383 if (iter == NULL) { 384 rval = EINVAL; 385 goto out; 386 } 387 388 /* iterate over the dictionary returned by the kernel */ 389 while ((obj = prop_object_iterator_next(iter)) != NULL) { 390 array = prop_dictionary_get_keysym(dict, obj); 391 if (prop_object_type(array) != PROP_TYPE_ARRAY) { 392 warnx("no sensors found"); 393 rval = EINVAL; 394 goto out; 395 } 396 397 edp = calloc(1, sizeof(*edp)); 398 if (!edp) { 399 rval = ENOMEM; 400 goto out; 401 } 402 403 dnp = prop_dictionary_keysym_cstring_nocopy(obj); 404 rval = find_sensors(array, dnp, edp); 405 if (rval) 406 goto out; 407 408 if (((flags & ENVSYS_LFLAG) == 0) && 409 (flags & ENVSYS_DFLAG)) { 410 (void)printf("%s (checking events every ", 411 dnp); 412 if (edp->refresh_timo == 1) 413 (void)printf("second)\n"); 414 else 415 (void)printf("%d seconds)\n", 416 (int)edp->refresh_timo); 417 } 418 419 free(edp); 420 edp = NULL; 421 } 422 prop_object_iterator_release(iter); 423 } 424 425 /* print sensors now */ 426 if (sensors) { 427 char *str = strdup(sensors); 428 if (!str) { 429 rval = ENOMEM; 430 goto out; 431 } 432 rval = check_sensors(str); 433 if (rval) { 434 free(str); 435 goto out; 436 } 437 free(str); 438 } 439 if ((flags & ENVSYS_LFLAG) == 0 && (flags & ENVSYS_DFLAG) == 0) 440 print_sensors(); 441 if (interval) 442 (void)printf("\n"); 443 444 out: 445 while ((sensor = SIMPLEQ_FIRST(&sensors_list))) { 446 SIMPLEQ_REMOVE_HEAD(&sensors_list, entries); 447 free(sensor); 448 } 449 if (edp) 450 free(edp); 451 prop_object_release(dict); 452 return rval; 453 } 454 455 static int 456 find_sensors(prop_array_t array, const char *dvname, dvprops_t edp) 457 { 458 prop_object_iterator_t iter; 459 prop_object_t obj, obj1, obj2; 460 prop_string_t state, desc = NULL; 461 sensor_t sensor = NULL; 462 sensor_stats_t stats = NULL; 463 464 iter = prop_array_iterator(array); 465 if (!iter) 466 return ENOMEM; 467 468 /* iterate over the array of dictionaries */ 469 while ((obj = prop_object_iterator_next(iter)) != NULL) { 470 /* get the refresh-timeout property */ 471 obj2 = prop_dictionary_get(obj, "device-properties"); 472 if (obj2) { 473 if (!edp) 474 continue; 475 if (!prop_dictionary_get_uint64(obj2, 476 "refresh-timeout", 477 &edp->refresh_timo)) 478 continue; 479 } 480 481 /* new sensor coming */ 482 sensor = calloc(1, sizeof(*sensor)); 483 if (sensor == NULL) { 484 prop_object_iterator_release(iter); 485 return ENOMEM; 486 } 487 488 /* copy device name */ 489 (void)strlcpy(sensor->dvname, dvname, sizeof(sensor->dvname)); 490 491 /* description string */ 492 desc = prop_dictionary_get(obj, "description"); 493 if (desc) { 494 /* copy description */ 495 (void)strlcpy(sensor->desc, 496 prop_string_cstring_nocopy(desc), 497 sizeof(sensor->desc)); 498 } else { 499 free(sensor); 500 continue; 501 } 502 503 /* type string */ 504 obj1 = prop_dictionary_get(obj, "type"); 505 if (obj1) { 506 /* copy type */ 507 (void)strlcpy(sensor->type, 508 prop_string_cstring_nocopy(obj1), 509 sizeof(sensor->type)); 510 } else { 511 free(sensor); 512 continue; 513 } 514 515 /* check sensor's state */ 516 state = prop_dictionary_get(obj, "state"); 517 518 /* mark sensors with invalid/unknown state */ 519 if ((prop_string_equals_cstring(state, "invalid") || 520 prop_string_equals_cstring(state, "unknown"))) 521 sensor->invalid = true; 522 523 /* get current drive state string */ 524 obj1 = prop_dictionary_get(obj, "drive-state"); 525 if (obj1) { 526 (void)strlcpy(sensor->drvstate, 527 prop_string_cstring_nocopy(obj1), 528 sizeof(sensor->drvstate)); 529 } 530 531 /* get current battery capacity string */ 532 obj1 = prop_dictionary_get(obj, "battery-capacity"); 533 if (obj1) { 534 (void)strlcpy(sensor->battcap, 535 prop_string_cstring_nocopy(obj1), 536 sizeof(sensor->battcap)); 537 } 538 539 /* get current value */ 540 obj1 = prop_dictionary_get(obj, "cur-value"); 541 if (obj1) 542 sensor->cur_value = prop_number_integer_value(obj1); 543 544 /* get max value */ 545 obj1 = prop_dictionary_get(obj, "max-value"); 546 if (obj1) 547 sensor->max_value = prop_number_integer_value(obj1); 548 549 /* get min value */ 550 obj1 = prop_dictionary_get(obj, "min-value"); 551 if (obj1) 552 sensor->min_value = prop_number_integer_value(obj1); 553 554 /* get avg value */ 555 obj1 = prop_dictionary_get(obj, "avg-value"); 556 if (obj1) 557 sensor->avg_value = prop_number_integer_value(obj1); 558 559 /* get percentage flag */ 560 obj1 = prop_dictionary_get(obj, "want-percentage"); 561 if (obj1) 562 sensor->percentage = prop_bool_true(obj1); 563 564 /* get critical max value if available */ 565 obj1 = prop_dictionary_get(obj, "critical-max"); 566 if (obj1) 567 sensor->critmax_value = prop_number_integer_value(obj1); 568 569 /* get critical min value if available */ 570 obj1 = prop_dictionary_get(obj, "critical-min"); 571 if (obj1) 572 sensor->critmin_value = prop_number_integer_value(obj1); 573 574 /* get critical capacity value if available */ 575 obj1 = prop_dictionary_get(obj, "critical-capacity"); 576 if (obj1) 577 sensor->critcap_value = prop_number_integer_value(obj1); 578 579 /* print sensor names if -l was given */ 580 if (flags & ENVSYS_LFLAG) { 581 if (width) 582 (void)printf("%*s\n", width, 583 prop_string_cstring_nocopy(desc)); 584 else 585 (void)printf("%s\n", 586 prop_string_cstring_nocopy(desc)); 587 } 588 589 /* Add the sensor into the list */ 590 SIMPLEQ_INSERT_TAIL(&sensors_list, sensor, entries); 591 592 /* Collect statistics if flag enabled */ 593 if (statistics) { 594 /* ignore invalid data */ 595 if (!sensor->cur_value) 596 continue; 597 598 /* find or allocate a new statistics sensor */ 599 stats = find_stats_sensor(sensor->desc, true); 600 if (stats == NULL) { 601 free(sensor); 602 prop_object_iterator_release(iter); 603 return ENOMEM; 604 } 605 606 /* collect data */ 607 if (!stats->max) 608 stats->max = sensor->cur_value; 609 if (!stats->min) 610 stats->min = sensor->cur_value; 611 612 if (sensor->cur_value > stats->max) 613 stats->max = sensor->cur_value; 614 615 if (sensor->cur_value < stats->min) 616 stats->min = sensor->cur_value; 617 618 /* compute avg value */ 619 if (stats->max && stats->min) 620 stats->avg = 621 (sensor->cur_value + stats->max + 622 stats->min) / 3; 623 } 624 } 625 626 /* free memory */ 627 prop_object_iterator_release(iter); 628 return 0; 629 } 630 631 static int 632 check_sensors(char *str) 633 { 634 sensor_t sensor = NULL; 635 char *dvstring, *sstring, *p, *last; 636 bool sensor_found = false; 637 638 /* 639 * Parse device name and sensor description and find out 640 * if the sensor is valid. 641 */ 642 for ((p = strtok_r(str, ",", &last)); p; 643 (p = strtok_r(NULL, ",", &last))) { 644 /* get device name */ 645 dvstring = strtok(p, ":"); 646 if (dvstring == NULL) { 647 warnx("missing device name"); 648 return EINVAL; 649 } 650 651 /* get sensor description */ 652 sstring = strtok(NULL, ":"); 653 if (sstring == NULL) { 654 warnx("missing sensor description"); 655 return EINVAL; 656 } 657 658 SIMPLEQ_FOREACH(sensor, &sensors_list, entries) { 659 /* skip until we match device */ 660 if (strcmp(dvstring, sensor->dvname)) 661 continue; 662 if (strcmp(sstring, sensor->desc) == 0) { 663 sensor->visible = true; 664 sensor_found = true; 665 break; 666 } 667 } 668 if (sensor_found == false) { 669 warnx("unknown sensor `%s' for device `%s'", 670 sstring, dvstring); 671 return EINVAL; 672 } 673 sensor_found = false; 674 } 675 676 /* check if all sensors were ok, and error out if not */ 677 SIMPLEQ_FOREACH(sensor, &sensors_list, entries) 678 if (sensor->visible) 679 return 0; 680 681 warnx("no sensors selected to display"); 682 return EINVAL; 683 } 684 685 static void 686 print_sensors(void) 687 { 688 sensor_t sensor; 689 sensor_stats_t stats = NULL; 690 size_t maxlen = 0, ilen = 32 + 3; 691 double temp = 0; 692 const char *invalid = "N/A", *degrees, *tmpstr, *stype; 693 const char *a, *b, *c, *d, *units; 694 695 tmpstr = stype = d = NULL; 696 697 /* find the longest description */ 698 SIMPLEQ_FOREACH(sensor, &sensors_list, entries) 699 if (strlen(sensor->desc) > maxlen) 700 maxlen = strlen(sensor->desc); 701 702 if (width) 703 maxlen = width; 704 705 /* 706 * Print a header at the bottom only once showing different 707 * members if the statistics flag is set or not. 708 * 709 * As bonus if -s is set, only print this header every 10 iterations 710 * to avoid redundancy... like vmstat(1). 711 */ 712 713 a = "Current"; 714 units = "Unit"; 715 if (statistics) { 716 b = "Max"; 717 c = "Min"; 718 d = "Avg"; 719 } else { 720 b = "CritMax"; 721 c = "CritMin"; 722 d = "CritCap"; 723 } 724 725 if (!sensors || (!header_passes && sensors) || 726 (header_passes == 10 && sensors)) { 727 (void)printf("%s%*s %10s %8s %8s %8s %8s\n", 728 mydevname ? "" : " ", (int)maxlen, 729 "", a, b, c, d, units); 730 if (sensors && header_passes == 10) 731 header_passes = 0; 732 } 733 if (sensors) 734 header_passes++; 735 736 /* print the sensors */ 737 SIMPLEQ_FOREACH(sensor, &sensors_list, entries) { 738 /* skip sensors that were not marked as visible */ 739 if (sensors && !sensor->visible) 740 continue; 741 742 /* skip invalid sensors if -I is set */ 743 if ((flags & ENVSYS_IFLAG) && sensor->invalid) 744 continue; 745 746 /* print device name */ 747 if (!mydevname) { 748 if (tmpstr == NULL || strcmp(tmpstr, sensor->dvname)) 749 printf("[%s]\n", sensor->dvname); 750 751 tmpstr = sensor->dvname; 752 } 753 754 /* print sensor description */ 755 (void)printf("%s%*.*s", mydevname ? "" : " ", (int)maxlen, 756 (int)maxlen, sensor->desc); 757 758 /* print invalid string */ 759 if (sensor->invalid) { 760 (void)printf(": %10s\n", invalid); 761 continue; 762 } 763 764 /* find out the statistics sensor */ 765 if (statistics) { 766 stats = find_stats_sensor(sensor->desc, false); 767 if (stats == NULL) { 768 /* No statistics for this sensor */ 769 continue; 770 } 771 } 772 773 /* 774 * Indicator and Battery charge sensors. 775 */ 776 if ((strcmp(sensor->type, "Indicator") == 0) || 777 (strcmp(sensor->type, "Battery charge") == 0)) { 778 779 (void)printf(": %10s", sensor->cur_value ? "ON" : "OFF"); 780 781 /* converts the value to degC or degF */ 782 #define CONVERTTEMP(a, b, c) \ 783 do { \ 784 if (b) \ 785 (a) = ((b) / 1000000.0) - 273.15; \ 786 if (flags & ENVSYS_FFLAG) { \ 787 if (b) \ 788 (a) = (9.0 / 5.0) * (a) + 32.0; \ 789 (c) = "degF"; \ 790 } else \ 791 (c) = "degC"; \ 792 } while (/* CONSTCOND */ 0) 793 794 795 /* temperatures */ 796 } else if (strcmp(sensor->type, "Temperature") == 0) { 797 798 CONVERTTEMP(temp, sensor->cur_value, degrees); 799 stype = degrees; 800 (void)printf(": %10.3f ", temp); 801 802 if (statistics) { 803 /* show statistics if flag set */ 804 CONVERTTEMP(temp, stats->max, degrees); 805 (void)printf("%8.3f ", temp); 806 CONVERTTEMP(temp, stats->min, degrees); 807 (void)printf("%8.3f ", temp); 808 CONVERTTEMP(temp, stats->avg, degrees); 809 (void)printf("%8.3f ", temp); 810 ilen = 8; 811 } else { 812 if (sensor->critmax_value) { 813 CONVERTTEMP(temp, 814 sensor->critmax_value, degrees); 815 (void)printf( "%8.3f ", temp); 816 ilen = 24 + 2; 817 } 818 819 if (sensor->critmin_value) { 820 CONVERTTEMP(temp, 821 sensor->critmin_value, degrees); 822 if (sensor->critmax_value) 823 ilen = 8; 824 else 825 ilen = 16 + 1; 826 827 (void)printf("%*.3f ", (int)ilen, temp); 828 ilen = 16 + 1; 829 } 830 } 831 832 (void)printf("%*s", (int)ilen, stype); 833 #undef CONVERTTEMP 834 835 /* fans */ 836 } else if (strcmp(sensor->type, "Fan") == 0) { 837 stype = "RPM"; 838 839 (void)printf(": %10u ", sensor->cur_value); 840 if (statistics) { 841 /* show statistics if flag set */ 842 (void)printf("%8u %8u %8u ", 843 stats->max, stats->min, stats->avg); 844 ilen = 8; 845 } else { 846 if (sensor->critmax_value) { 847 (void)printf("%8u ", 848 sensor->critmax_value); 849 ilen = 24 + 2; 850 } 851 852 if (sensor->critmin_value) { 853 if (sensor->critmax_value) 854 ilen = 8; 855 else 856 ilen = 16 + 1; 857 (void)printf("%*u ", (int)ilen, 858 sensor->critmin_value); 859 ilen = 16 + 1; 860 } 861 } 862 863 (void)printf("%*s", (int)ilen, stype); 864 865 /* integers */ 866 } else if (strcmp(sensor->type, "Integer") == 0) { 867 868 (void)printf(": %10d", sensor->cur_value); 869 870 /* drives */ 871 } else if (strcmp(sensor->type, "Drive") == 0) { 872 873 (void)printf(": %10s", sensor->drvstate); 874 875 /* Battery capacity */ 876 } else if (strcmp(sensor->type, "Battery capacity") == 0) { 877 878 (void)printf(": %10s", sensor->battcap); 879 880 /* everything else */ 881 } else { 882 if (strcmp(sensor->type, "Voltage DC") == 0) 883 stype = "V"; 884 else if (strcmp(sensor->type, "Voltage AC") == 0) 885 stype = "VAC"; 886 else if (strcmp(sensor->type, "Ampere") == 0) 887 stype = "A"; 888 else if (strcmp(sensor->type, "Watts") == 0) 889 stype = "W"; 890 else if (strcmp(sensor->type, "Ohms") == 0) 891 stype = "Ohms"; 892 else if (strcmp(sensor->type, "Watt hour") == 0) 893 stype = "Wh"; 894 else if (strcmp(sensor->type, "Ampere hour") == 0) 895 stype = "Ah"; 896 897 (void)printf(": %10.3f ", 898 sensor->cur_value / 1000000.0); 899 900 if (!statistics) { 901 if (sensor->critmax_value) { 902 (void)printf("%8.3f ", 903 sensor->critmax_value / 1000000.0); 904 ilen = 24 + 2; 905 } 906 907 if (sensor->critmin_value) { 908 if (sensor->critmax_value) 909 ilen = 8; 910 else 911 ilen = 16 + 1; 912 (void)printf("%*.3f ", (int)ilen, 913 sensor->critmin_value / 1000000.0); 914 ilen = 16 + 1; 915 } 916 917 if (sensor->critcap_value) { 918 ilen = 24 + 2; 919 (void)printf("%*.2f%% ", (int)ilen, 920 (sensor->critcap_value * 100.0) / 921 sensor->max_value); 922 ilen = 8; 923 } 924 } 925 926 if (statistics && !sensor->percentage) { 927 /* show statistics if flag set */ 928 (void)printf("%8.3f %8.3f %8.3f ", 929 stats->max / 1000000.0, 930 stats->min / 1000000.0, 931 stats->avg / 1000000.0); 932 ilen = 8; 933 } 934 935 (void)printf("%*s", (int)ilen, stype); 936 if (sensor->percentage && sensor->max_value) { 937 (void)printf(" (%5.2f%%)", 938 (sensor->cur_value * 100.0) / 939 sensor->max_value); 940 } 941 } 942 (void)printf("\n"); 943 ilen = 32 + 3; 944 } 945 } 946 947 static int 948 usage(void) 949 { 950 (void)fprintf(stderr, "Usage: %s [-DfIlrSTx] ", getprogname()); 951 (void)fprintf(stderr, "[-c file] [-d device] [-i interval] "); 952 (void)fprintf(stderr, "[-s device:sensor,...] [-w width]\n"); 953 exit(EXIT_FAILURE); 954 /* NOTREACHED */ 955 } 956
Indexes created Wed Oct 01 19:09:53 GMT 2025