2 * vim:ts=4:sw=4:expandtab
4 * i3status – Generates a status line for dzen2 or xmobar
6 * Copyright © 2008 Michael Stapelberg and contributors
7 * Copyright © 2009 Thorsten Toepper <atsutane at freethoughts dot de>
8 * Copyright © 2010 Axel Wagner <mail at merovius dot de>
9 * Copyright © 2010 Fernando Tarlá Cardoso Lemos <fernandotcl at gmail dot com>
11 * See file LICENSE for license information.
20 #include <sys/socket.h>
21 #include <netinet/in.h>
27 #include <sys/types.h>
32 #include <yajl/yajl_gen.h>
33 #include <yajl/yajl_version.h>
37 #define exit_if_null(pointer, ...) \
39 if (pointer == NULL) \
43 #define CFG_CUSTOM_ALIGN_OPT \
44 CFG_STR_CB("align", NULL, CFGF_NONE, parse_align)
46 #define CFG_COLOR_OPTS(good, degraded, bad) \
47 CFG_STR("color_good", good, CFGF_NONE), \
48 CFG_STR("color_degraded", degraded, CFGF_NONE), \
49 CFG_STR("color_bad", bad, CFGF_NONE)
51 #define CFG_CUSTOM_COLOR_OPTS CFG_COLOR_OPTS(NULL, NULL, NULL)
53 #define CFG_CUSTOM_MIN_WIDTH_OPT \
54 CFG_PTR_CB("min_width", NULL, CFGF_NONE, parse_min_width, free)
56 #define CFG_CUSTOM_SEPARATOR_OPT \
57 CFG_BOOL("separator", 0, CFGF_NODEFAULT)
59 #define CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT \
60 CFG_INT("separator_block_width", 0, CFGF_NODEFAULT)
62 /* socket file descriptor for general purposes */
65 static bool exit_upon_signal = false;
66 static bool run_once = false;
68 cfg_t *cfg, *cfg_general, *cfg_section;
72 pthread_t main_thread;
74 markup_format_t markup_format;
75 output_format_t output_format;
80 * Set the exit_upon_signal flag, because one cannot do anything in a safe
81 * manner in a signal handler (e.g. fprintf, which we really want to do for
82 * debugging purposes), see
83 * https://www.securecoding.cert.org/confluence/display/seccode/SIG30-C.+Call+only+asynchronous-safe+functions+within+signal+handlers
86 void fatalsig(int signum) {
87 exit_upon_signal = true;
91 * Do nothing upon SIGUSR1. Running this signal handler will nevertheless
92 * interrupt nanosleep() so that i3status immediately generates new output.
95 void sigusr1(int signum) {
99 * Checks if the given path exists by calling stat().
102 static bool path_exists(const char *path) {
104 return (stat(path, &buf) == 0);
107 static void *scalloc(size_t size) {
108 void *result = calloc(size, 1);
109 exit_if_null(result, "Error: out of memory (calloc(%zd))\n", size);
113 char *sstrdup(const char *str) {
114 char *result = strdup(str);
115 exit_if_null(result, "Error: out of memory (strdup())\n");
120 * Parses the "align" module option (to validate input).
122 static int parse_align(cfg_t *context, cfg_opt_t *option, const char *value, void *result) {
123 if (strcasecmp(value, "left") != 0 && strcasecmp(value, "right") != 0 && strcasecmp(value, "center") != 0)
124 die("Invalid alignment attribute found in section %s, line %d: \"%s\"\n"
125 "Valid attributes are: left, center, right\n",
126 context->name, context->line, value);
128 const char **cresult = result;
135 * Parses the "min_width" module option whose value can either be a string or an integer.
137 static int parse_min_width(cfg_t *context, cfg_opt_t *option, const char *value, void *result) {
139 long num = strtol(value, &end, 10);
142 die("Invalid min_width attribute found in section %s, line %d: %d\n"
143 "Expected positive integer or string\n",
144 context->name, context->line, num);
145 else if (num == LONG_MIN || num == LONG_MAX || (end && *end != '\0'))
148 if (strlen(value) == 0)
149 die("Empty min_width attribute found in section %s, line %d\n"
150 "Expected positive integer or non-empty string\n",
151 context->name, context->line);
153 if (strcmp(value, "0") == 0)
154 die("Invalid min_width attribute found in section %s, line %d: \"%s\"\n"
155 "Expected positive integer or string\n",
156 context->name, context->line, value);
158 struct min_width *parsed = scalloc(sizeof(struct min_width));
161 /* num is preferred, but if it’s 0 (i.e. not valid), store and use
162 * the raw string value */
164 parsed->str = sstrdup(value);
166 struct min_width **cresult = result;
173 * Validates a color in "#RRGGBB" format
176 static int valid_color(const char *value) {
177 const int len = strlen(value);
179 if (output_format == O_LEMONBAR) {
180 /* lemonbar supports an optional alpha channel */
181 if (len != strlen("#rrggbb") && len != strlen("#aarrggbb")) {
185 if (len != strlen("#rrggbb")) {
191 for (int i = 1; i < len; ++i) {
192 if (value[i] >= '0' && value[i] <= '9')
194 if (value[i] >= 'a' && value[i] <= 'f')
196 if (value[i] >= 'A' && value[i] <= 'F')
204 * This function resolves ~ in pathnames.
205 * It may resolve wildcards in the first part of the path, but if no match
206 * or multiple matches are found, it just returns a copy of path as given.
209 static char *resolve_tilde(const char *path) {
210 static glob_t globbuf;
211 char *head, *tail, *result = NULL;
213 tail = strchr(path, '/');
214 head = strndup(path, tail ? (size_t)(tail - path) : strlen(path));
216 int res = glob(head, GLOB_TILDE, NULL, &globbuf);
218 /* no match, or many wildcard matches are bad */
219 if (res == GLOB_NOMATCH || globbuf.gl_pathc != 1)
220 result = sstrdup(path);
222 die("glob() failed");
224 head = globbuf.gl_pathv[0];
225 result = scalloc(strlen(head) + (tail ? strlen(tail) : 0) + 1);
226 strncpy(result, head, strlen(head));
228 strncat(result, tail, strlen(tail));
235 static char *get_config_path(void) {
236 char *xdg_config_home, *xdg_config_dirs, *config_path;
238 /* 1: check for $XDG_CONFIG_HOME/i3status/config */
239 if ((xdg_config_home = getenv("XDG_CONFIG_HOME")) == NULL)
240 xdg_config_home = "~/.config";
242 xdg_config_home = resolve_tilde(xdg_config_home);
243 if (asprintf(&config_path, "%s/i3status/config", xdg_config_home) == -1)
244 die("asprintf() failed");
245 free(xdg_config_home);
247 if (path_exists(config_path))
251 /* 2: check for $XDG_CONFIG_DIRS/i3status/config */
252 if ((xdg_config_dirs = getenv("XDG_CONFIG_DIRS")) == NULL)
253 xdg_config_dirs = "/etc/xdg";
255 /* 3: check the traditional path under the home directory */
256 config_path = resolve_tilde("~/.i3status.conf");
257 if (path_exists(config_path))
259 char *buf = strdup(xdg_config_dirs);
260 char *tok = strtok(buf, ":");
261 while (tok != NULL) {
262 tok = resolve_tilde(tok);
263 if (asprintf(&config_path, "%s/i3status/config", tok) == -1)
264 die("asprintf() failed");
266 if (path_exists(config_path)) {
271 tok = strtok(NULL, ":");
275 /* 4: check the traditional path under /etc */
276 config_path = SYSCONFDIR "/i3status.conf";
277 if (path_exists(config_path))
278 return sstrdup(config_path);
280 die("Unable to find the configuration file (looked at "
281 "~/.i3status.conf, $XDG_CONFIG_HOME/i3status/config, "
282 "/etc/i3status.conf and $XDG_CONFIG_DIRS/i3status/config)");
287 * Returns the default separator to use if no custom separator has been specified.
289 static char *get_default_separator() {
290 if (output_format == O_DZEN2)
291 return "^p(5;-2)^ro(2)^p()^p(5)";
292 if (output_format == O_I3BAR)
293 // anything besides the empty string indicates that the default separator should be used
298 int main(int argc, char *argv[]) {
301 cfg_opt_t general_opts[] = {
302 CFG_STR("output_format", "auto", CFGF_NONE),
303 CFG_BOOL("colors", 1, CFGF_NONE),
304 CFG_STR("separator", "default", CFGF_NONE),
305 CFG_STR("color_separator", "#333333", CFGF_NONE),
306 CFG_INT("interval", 1, CFGF_NONE),
307 CFG_COLOR_OPTS("#00FF00", "#FFFF00", "#FF0000"),
308 CFG_STR("markup", "none", CFGF_NONE),
311 cfg_opt_t run_watch_opts[] = {
312 CFG_STR("pidfile", NULL, CFGF_NONE),
313 CFG_STR("format", "%title: %status", CFGF_NONE),
314 CFG_STR("format_down", NULL, CFGF_NONE),
315 CFG_CUSTOM_ALIGN_OPT,
316 CFG_CUSTOM_COLOR_OPTS,
317 CFG_CUSTOM_MIN_WIDTH_OPT,
318 CFG_CUSTOM_SEPARATOR_OPT,
319 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
322 cfg_opt_t path_exists_opts[] = {
323 CFG_STR("path", NULL, CFGF_NONE),
324 CFG_STR("format", "%title: %status", CFGF_NONE),
325 CFG_STR("format_down", NULL, CFGF_NONE),
326 CFG_CUSTOM_ALIGN_OPT,
327 CFG_CUSTOM_COLOR_OPTS,
328 CFG_CUSTOM_MIN_WIDTH_OPT,
329 CFG_CUSTOM_SEPARATOR_OPT,
330 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
333 cfg_opt_t wireless_opts[] = {
334 CFG_STR("format_up", "W: (%quality at %essid, %bitrate) %ip", CFGF_NONE),
335 CFG_STR("format_down", "W: down", CFGF_NONE),
336 CFG_CUSTOM_ALIGN_OPT,
337 CFG_CUSTOM_COLOR_OPTS,
338 CFG_CUSTOM_MIN_WIDTH_OPT,
339 CFG_CUSTOM_SEPARATOR_OPT,
340 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
343 cfg_opt_t ethernet_opts[] = {
344 CFG_STR("format_up", "E: %ip (%speed)", CFGF_NONE),
345 CFG_STR("format_down", "E: down", CFGF_NONE),
346 CFG_CUSTOM_ALIGN_OPT,
347 CFG_CUSTOM_COLOR_OPTS,
348 CFG_CUSTOM_MIN_WIDTH_OPT,
349 CFG_CUSTOM_SEPARATOR_OPT,
350 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
353 cfg_opt_t ipv6_opts[] = {
354 CFG_STR("format_up", "%ip", CFGF_NONE),
355 CFG_STR("format_down", "no IPv6", CFGF_NONE),
356 CFG_CUSTOM_ALIGN_OPT,
357 CFG_CUSTOM_COLOR_OPTS,
358 CFG_CUSTOM_MIN_WIDTH_OPT,
359 CFG_CUSTOM_SEPARATOR_OPT,
360 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
363 cfg_opt_t battery_opts[] = {
364 CFG_STR("format", "%status %percentage %remaining", CFGF_NONE),
365 CFG_STR("format_down", "No battery", CFGF_NONE),
366 CFG_STR("status_chr", "CHR", CFGF_NONE),
367 CFG_STR("status_bat", "BAT", CFGF_NONE),
368 CFG_STR("status_unk", "UNK", CFGF_NONE),
369 CFG_STR("status_full", "FULL", CFGF_NONE),
370 CFG_STR("path", "/sys/class/power_supply/BAT%d/uevent", CFGF_NONE),
371 CFG_INT("low_threshold", 30, CFGF_NONE),
372 CFG_STR("threshold_type", "time", CFGF_NONE),
373 CFG_BOOL("last_full_capacity", false, CFGF_NONE),
374 CFG_BOOL("integer_battery_capacity", false, CFGF_NONE),
375 CFG_BOOL("hide_seconds", false, CFGF_NONE),
376 CFG_CUSTOM_ALIGN_OPT,
377 CFG_CUSTOM_COLOR_OPTS,
378 CFG_CUSTOM_MIN_WIDTH_OPT,
379 CFG_CUSTOM_SEPARATOR_OPT,
380 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
383 cfg_opt_t time_opts[] = {
384 CFG_STR("format", "%Y-%m-%d %H:%M:%S", CFGF_NONE),
385 CFG_CUSTOM_ALIGN_OPT,
386 CFG_CUSTOM_MIN_WIDTH_OPT,
387 CFG_CUSTOM_SEPARATOR_OPT,
388 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
391 cfg_opt_t tztime_opts[] = {
392 CFG_STR("format", "%Y-%m-%d %H:%M:%S %Z", CFGF_NONE),
393 CFG_STR("timezone", "", CFGF_NONE),
394 CFG_STR("locale", "", CFGF_NONE),
395 CFG_STR("format_time", NULL, CFGF_NONE),
396 CFG_CUSTOM_ALIGN_OPT,
397 CFG_CUSTOM_MIN_WIDTH_OPT,
398 CFG_CUSTOM_SEPARATOR_OPT,
399 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
402 cfg_opt_t ddate_opts[] = {
403 CFG_STR("format", "%{%a, %b %d%}, %Y%N - %H", CFGF_NONE),
404 CFG_CUSTOM_ALIGN_OPT,
405 CFG_CUSTOM_MIN_WIDTH_OPT,
406 CFG_CUSTOM_SEPARATOR_OPT,
407 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
410 cfg_opt_t load_opts[] = {
411 CFG_STR("format", "%1min %5min %15min", CFGF_NONE),
412 CFG_STR("format_above_threshold", NULL, CFGF_NONE),
413 CFG_FLOAT("max_threshold", 5, CFGF_NONE),
414 CFG_CUSTOM_ALIGN_OPT,
415 CFG_CUSTOM_COLOR_OPTS,
416 CFG_CUSTOM_MIN_WIDTH_OPT,
417 CFG_CUSTOM_SEPARATOR_OPT,
418 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
421 cfg_opt_t usage_opts[] = {
422 CFG_STR("format", "%usage", CFGF_NONE),
423 CFG_STR("format_above_threshold", NULL, CFGF_NONE),
424 CFG_STR("format_above_degraded_threshold", NULL, CFGF_NONE),
425 CFG_FLOAT("max_threshold", 95, CFGF_NONE),
426 CFG_FLOAT("degraded_threshold", 90, CFGF_NONE),
427 CFG_CUSTOM_ALIGN_OPT,
428 CFG_CUSTOM_COLOR_OPTS,
429 CFG_CUSTOM_MIN_WIDTH_OPT,
430 CFG_CUSTOM_SEPARATOR_OPT,
431 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
434 cfg_opt_t temp_opts[] = {
435 CFG_STR("format", "%degrees C", CFGF_NONE),
436 CFG_STR("format_above_threshold", NULL, CFGF_NONE),
437 CFG_STR("path", NULL, CFGF_NONE),
438 CFG_INT("max_threshold", 75, CFGF_NONE),
439 CFG_CUSTOM_ALIGN_OPT,
440 CFG_CUSTOM_COLOR_OPTS,
441 CFG_CUSTOM_MIN_WIDTH_OPT,
442 CFG_CUSTOM_SEPARATOR_OPT,
443 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
446 cfg_opt_t disk_opts[] = {
447 CFG_STR("format", "%free", CFGF_NONE),
448 CFG_STR("format_below_threshold", NULL, CFGF_NONE),
449 CFG_STR("format_not_mounted", NULL, CFGF_NONE),
450 CFG_STR("prefix_type", "binary", CFGF_NONE),
451 CFG_STR("threshold_type", "percentage_avail", CFGF_NONE),
452 CFG_FLOAT("low_threshold", 0, CFGF_NONE),
453 CFG_CUSTOM_ALIGN_OPT,
454 CFG_CUSTOM_COLOR_OPTS,
455 CFG_CUSTOM_MIN_WIDTH_OPT,
456 CFG_CUSTOM_SEPARATOR_OPT,
457 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
460 cfg_opt_t volume_opts[] = {
461 CFG_STR("format", "♪: %volume", CFGF_NONE),
462 CFG_STR("format_muted", "♪: 0%%", CFGF_NONE),
463 CFG_STR("device", "default", CFGF_NONE),
464 CFG_STR("mixer", "Master", CFGF_NONE),
465 CFG_INT("mixer_idx", 0, CFGF_NONE),
466 CFG_CUSTOM_ALIGN_OPT,
467 CFG_CUSTOM_COLOR_OPTS,
468 CFG_CUSTOM_MIN_WIDTH_OPT,
469 CFG_CUSTOM_SEPARATOR_OPT,
470 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
474 CFG_STR_LIST("order", "{}", CFGF_NONE),
475 CFG_SEC("general", general_opts, CFGF_NONE),
476 CFG_SEC("run_watch", run_watch_opts, CFGF_TITLE | CFGF_MULTI),
477 CFG_SEC("path_exists", path_exists_opts, CFGF_TITLE | CFGF_MULTI),
478 CFG_SEC("wireless", wireless_opts, CFGF_TITLE | CFGF_MULTI),
479 CFG_SEC("ethernet", ethernet_opts, CFGF_TITLE | CFGF_MULTI),
480 CFG_SEC("battery", battery_opts, CFGF_TITLE | CFGF_MULTI),
481 CFG_SEC("cpu_temperature", temp_opts, CFGF_TITLE | CFGF_MULTI),
482 CFG_SEC("disk", disk_opts, CFGF_TITLE | CFGF_MULTI),
483 CFG_SEC("volume", volume_opts, CFGF_TITLE | CFGF_MULTI),
484 CFG_SEC("ipv6", ipv6_opts, CFGF_NONE),
485 CFG_SEC("time", time_opts, CFGF_NONE),
486 CFG_SEC("tztime", tztime_opts, CFGF_TITLE | CFGF_MULTI),
487 CFG_SEC("ddate", ddate_opts, CFGF_NONE),
488 CFG_SEC("load", load_opts, CFGF_NONE),
489 CFG_SEC("cpu_usage", usage_opts, CFGF_NONE),
492 char *configfile = NULL;
493 int opt, option_index = 0;
494 struct option long_options[] = {
495 {"config", required_argument, 0, 'c'},
496 {"help", no_argument, 0, 'h'},
497 {"version", no_argument, 0, 'v'},
498 {"run-once", no_argument, 0, 0},
501 struct sigaction action;
502 memset(&action, 0, sizeof(struct sigaction));
503 action.sa_handler = fatalsig;
504 main_thread = pthread_self();
506 /* Exit upon SIGPIPE because when we have nowhere to write to, gathering system
507 * information is pointless. Also exit explicitly on SIGTERM and SIGINT because
508 * only this will trigger a reset of the cursor in the terminal output-format.
510 sigaction(SIGPIPE, &action, NULL);
511 sigaction(SIGTERM, &action, NULL);
512 sigaction(SIGINT, &action, NULL);
514 memset(&action, 0, sizeof(struct sigaction));
515 action.sa_handler = sigusr1;
516 sigaction(SIGUSR1, &action, NULL);
518 if (setlocale(LC_ALL, "") == NULL)
519 die("Could not set locale. Please make sure all your LC_* / LANG settings are correct.");
521 while ((opt = getopt_long(argc, argv, "c:hv", long_options, &option_index)) != -1) {
527 printf("i3status " VERSION " © 2008 Michael Stapelberg and contributors\n"
528 "Syntax: %s [-c <configfile>] [-h] [-v]\n",
533 printf("i3status " VERSION " © 2008 Michael Stapelberg and contributors\n");
537 if (strcmp(long_options[option_index].name, "run-once") == 0) {
544 if (configfile == NULL)
545 configfile = get_config_path();
547 cfg = cfg_init(opts, CFGF_NOCASE);
548 if (cfg_parse(cfg, configfile) == CFG_PARSE_ERROR)
551 if (cfg_size(cfg, "order") == 0)
552 die("Your 'order' array is empty. Please fix your config.\n");
554 cfg_general = cfg_getsec(cfg, "general");
555 if (cfg_general == NULL)
556 die("Could not get section \"general\"\n");
558 char *output_str = cfg_getstr(cfg_general, "output_format");
559 if (strcasecmp(output_str, "auto") == 0) {
560 fprintf(stderr, "i3status: trying to auto-detect output_format setting\n");
561 output_str = auto_detect_format();
564 fprintf(stderr, "i3status: falling back to \"none\"\n");
566 fprintf(stderr, "i3status: auto-detected \"%s\"\n", output_str);
570 if (strcasecmp(output_str, "dzen2") == 0)
571 output_format = O_DZEN2;
572 else if (strcasecmp(output_str, "xmobar") == 0)
573 output_format = O_XMOBAR;
574 else if (strcasecmp(output_str, "i3bar") == 0)
575 output_format = O_I3BAR;
576 else if (strcasecmp(output_str, "lemonbar") == 0)
577 output_format = O_LEMONBAR;
578 else if (strcasecmp(output_str, "term") == 0)
579 output_format = O_TERM;
580 else if (strcasecmp(output_str, "none") == 0)
581 output_format = O_NONE;
583 die("Unknown output format: \"%s\"\n", output_str);
585 const char *separator = cfg_getstr(cfg_general, "separator");
587 /* lemonbar needs % to be escaped with another % */
588 pct_mark = (output_format == O_LEMONBAR) ? "%%" : "%";
590 // if no custom separator has been provided, use the default one
591 if (strcasecmp(separator, "default") == 0)
592 separator = get_default_separator();
594 if (!valid_color(cfg_getstr(cfg_general, "color_good")) || !valid_color(cfg_getstr(cfg_general, "color_degraded")) || !valid_color(cfg_getstr(cfg_general, "color_bad")) || !valid_color(cfg_getstr(cfg_general, "color_separator")))
595 die("Bad color format");
597 char *markup_str = cfg_getstr(cfg_general, "markup");
598 if (strcasecmp(markup_str, "pango") == 0)
599 markup_format = M_PANGO;
600 else if (strcasecmp(markup_str, "none") == 0)
601 markup_format = M_NONE;
603 die("Unknown markup format: \"%s\"\n", markup_str);
606 yajl_gen json_gen = yajl_gen_alloc(NULL);
608 yajl_gen json_gen = yajl_gen_alloc(NULL, NULL);
611 if (output_format == O_I3BAR) {
612 /* Initialize the i3bar protocol. See i3/docs/i3bar-protocol
614 printf("{\"version\":1}\n[\n");
616 yajl_gen_array_open(json_gen);
617 yajl_gen_clear(json_gen);
619 if (output_format == O_TERM) {
620 /* Save the cursor-position and hide the cursor */
621 printf("\033[s\033[?25l");
623 atexit(&reset_cursor);
626 if ((general_socket = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
627 die("Could not create socket\n");
629 int interval = cfg_getint(cfg_general, "interval");
631 /* One memory page which each plugin can use to buffer output.
632 * Even though it’s unclean, we just assume that the user will not
633 * specify a format string which expands to something longer than 4096
634 * bytes — given that the output of i3status is used to display
635 * information on screen, more than 1024 characters for the full line
636 * (!), not individual plugins, seem very unlikely. */
639 void **per_instance = calloc(cfg_size(cfg, "order"), sizeof(*per_instance));
642 if (exit_upon_signal) {
643 fprintf(stderr, "Exiting due to signal.\n");
647 gettimeofday(&tv, NULL);
648 if (output_format == O_I3BAR)
649 yajl_gen_array_open(json_gen);
650 else if (output_format == O_TERM)
651 /* Restore the cursor-position, clear line */
652 printf("\033[u\033[K");
653 for (j = 0; j < cfg_size(cfg, "order"); j++) {
654 cur_instance = per_instance + j;
656 print_separator(separator);
658 const char *current = cfg_getnstr(cfg, "order", j);
661 SEC_OPEN_MAP("ipv6");
662 print_ipv6_info(json_gen, buffer, cfg_getstr(sec, "format_up"), cfg_getstr(sec, "format_down"));
666 CASE_SEC_TITLE("wireless") {
667 SEC_OPEN_MAP("wireless");
668 const char *interface = NULL;
669 if (strcasecmp(title, "_first_") == 0)
670 interface = first_eth_interface(NET_TYPE_WIRELESS);
671 if (interface == NULL)
673 print_wireless_info(json_gen, buffer, interface, cfg_getstr(sec, "format_up"), cfg_getstr(sec, "format_down"));
677 CASE_SEC_TITLE("ethernet") {
678 SEC_OPEN_MAP("ethernet");
679 const char *interface = NULL;
680 if (strcasecmp(title, "_first_") == 0)
681 interface = first_eth_interface(NET_TYPE_ETHERNET);
682 if (interface == NULL)
684 print_eth_info(json_gen, buffer, interface, cfg_getstr(sec, "format_up"), cfg_getstr(sec, "format_down"));
688 CASE_SEC_TITLE("battery") {
689 SEC_OPEN_MAP("battery");
690 print_battery_info(json_gen, buffer, (strcasecmp(title, "all") == 0 ? -1 : atoi(title)), cfg_getstr(sec, "path"), cfg_getstr(sec, "format"), cfg_getstr(sec, "format_down"), cfg_getstr(sec, "status_chr"), cfg_getstr(sec, "status_bat"), cfg_getstr(sec, "status_unk"), cfg_getstr(sec, "status_full"), cfg_getint(sec, "low_threshold"), cfg_getstr(sec, "threshold_type"), cfg_getbool(sec, "last_full_capacity"), cfg_getbool(sec, "integer_battery_capacity"), cfg_getbool(sec, "hide_seconds"));
694 CASE_SEC_TITLE("run_watch") {
695 SEC_OPEN_MAP("run_watch");
696 print_run_watch(json_gen, buffer, title, cfg_getstr(sec, "pidfile"), cfg_getstr(sec, "format"), cfg_getstr(sec, "format_down"));
700 CASE_SEC_TITLE("path_exists") {
701 SEC_OPEN_MAP("path_exists");
702 print_path_exists(json_gen, buffer, title, cfg_getstr(sec, "path"), cfg_getstr(sec, "format"), cfg_getstr(sec, "format_down"));
706 CASE_SEC_TITLE("disk") {
707 SEC_OPEN_MAP("disk_info");
708 print_disk_info(json_gen, buffer, title, cfg_getstr(sec, "format"), cfg_getstr(sec, "format_below_threshold"), cfg_getstr(sec, "format_not_mounted"), cfg_getstr(sec, "prefix_type"), cfg_getstr(sec, "threshold_type"), cfg_getfloat(sec, "low_threshold"));
713 SEC_OPEN_MAP("load");
714 print_load(json_gen, buffer, cfg_getstr(sec, "format"), cfg_getstr(sec, "format_above_threshold"), cfg_getfloat(sec, "max_threshold"));
719 SEC_OPEN_MAP("time");
720 print_time(json_gen, buffer, NULL, cfg_getstr(sec, "format"), NULL, NULL, NULL, tv.tv_sec);
724 CASE_SEC_TITLE("tztime") {
725 SEC_OPEN_MAP("tztime");
726 print_time(json_gen, buffer, title, cfg_getstr(sec, "format"), cfg_getstr(sec, "timezone"), cfg_getstr(sec, "locale"), cfg_getstr(sec, "format_time"), tv.tv_sec);
731 SEC_OPEN_MAP("ddate");
732 print_ddate(json_gen, buffer, cfg_getstr(sec, "format"), tv.tv_sec);
736 CASE_SEC_TITLE("volume") {
737 SEC_OPEN_MAP("volume");
738 print_volume(json_gen, buffer, cfg_getstr(sec, "format"),
739 cfg_getstr(sec, "format_muted"),
740 cfg_getstr(sec, "device"),
741 cfg_getstr(sec, "mixer"),
742 cfg_getint(sec, "mixer_idx"));
746 CASE_SEC_TITLE("cpu_temperature") {
747 SEC_OPEN_MAP("cpu_temperature");
748 print_cpu_temperature_info(json_gen, buffer, atoi(title), cfg_getstr(sec, "path"), cfg_getstr(sec, "format"), cfg_getstr(sec, "format_above_threshold"), cfg_getint(sec, "max_threshold"));
752 CASE_SEC("cpu_usage") {
753 SEC_OPEN_MAP("cpu_usage");
754 print_cpu_usage(json_gen, buffer, cfg_getstr(sec, "format"), cfg_getstr(sec, "format_above_threshold"), cfg_getstr(sec, "format_above_degraded_threshold"), cfg_getfloat(sec, "max_threshold"), cfg_getfloat(sec, "degraded_threshold"));
758 if (output_format == O_I3BAR) {
759 yajl_gen_array_close(json_gen);
760 const unsigned char *buf;
766 yajl_gen_get_buf(json_gen, &buf, &len);
767 write(STDOUT_FILENO, buf, len);
768 yajl_gen_clear(json_gen);
778 /* To provide updates on every full second (as good as possible)
779 * we don’t use sleep(interval) but we sleep until the next
780 * second (with microsecond precision) plus (interval-1)
781 * seconds. We also align to 60 seconds modulo interval such
782 * that we start with :00 on every new minute. */
783 struct timeval current_timeval;
784 gettimeofday(¤t_timeval, NULL);
785 struct timespec ts = {interval - 1 - (current_timeval.tv_sec % interval), (10e5 - current_timeval.tv_usec) * 1000};
786 nanosleep(&ts, NULL);