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;
67 cfg_t *cfg, *cfg_general, *cfg_section;
71 pthread_t main_thread;
74 * Set the exit_upon_signal flag, because one cannot do anything in a safe
75 * manner in a signal handler (e.g. fprintf, which we really want to do for
76 * debugging purposes), see
77 * https://www.securecoding.cert.org/confluence/display/seccode/SIG30-C.+Call+only+asynchronous-safe+functions+within+signal+handlers
80 void fatalsig(int signum) {
81 exit_upon_signal = true;
85 * Do nothing upon SIGUSR1. Running this signal handler will nevertheless
86 * interrupt nanosleep() so that i3status immediately generates new output.
89 void sigusr1(int signum) {
93 * Checks if the given path exists by calling stat().
96 static bool path_exists(const char *path) {
98 return (stat(path, &buf) == 0);
101 static void *scalloc(size_t size) {
102 void *result = calloc(size, 1);
103 exit_if_null(result, "Error: out of memory (calloc(%zd))\n", size);
107 static char *sstrdup(const char *str) {
108 char *result = strdup(str);
109 exit_if_null(result, "Error: out of memory (strdup())\n");
114 * Parses the "align" module option (to validate input).
116 static int parse_align(cfg_t *context, cfg_opt_t *option, const char *value, void *result) {
117 if (strcasecmp(value, "left") != 0 && strcasecmp(value, "right") != 0 && strcasecmp(value, "center") != 0)
118 die("Invalid alignment attribute found in section %s, line %d: \"%s\"\n"
119 "Valid attributes are: left, center, right\n",
120 context->name, context->line, value);
122 const char **cresult = result;
129 * Parses the "min_width" module option whose value can either be a string or an integer.
131 static int parse_min_width(cfg_t *context, cfg_opt_t *option, const char *value, void *result) {
133 long num = strtol(value, &end, 10);
136 die("Invalid min_width attribute found in section %s, line %d: %d\n"
137 "Expected positive integer or string\n",
138 context->name, context->line, num);
139 else if (num == LONG_MIN || num == LONG_MAX || (end && *end != '\0'))
142 if (strlen(value) == 0)
143 die("Empty min_width attribute found in section %s, line %d\n"
144 "Expected positive integer or non-empty string\n",
145 context->name, context->line);
147 if (strcmp(value, "0") == 0)
148 die("Invalid min_width attribute found in section %s, line %d: \"%s\"\n"
149 "Expected positive integer or string\n",
150 context->name, context->line, value);
152 struct min_width *parsed = scalloc(sizeof(struct min_width));
155 /* num is preferred, but if it’s 0 (i.e. not valid), store and use
156 * the raw string value */
158 parsed->str = sstrdup(value);
160 struct min_width **cresult = result;
167 * Validates a color in "#RRGGBB" format
170 static int valid_color(const char *value) {
171 const int len = strlen(value);
173 if (output_format == O_LEMONBAR) {
174 /* lemonbar supports an optional alpha channel */
175 if (len != strlen("#rrggbb") && len != strlen("#aarrggbb")) {
179 if (len != strlen("#rrggbb")) {
185 for (int i = 1; i < len; ++i) {
186 if (value[i] >= '0' && value[i] <= '9')
188 if (value[i] >= 'a' && value[i] <= 'f')
190 if (value[i] >= 'A' && value[i] <= 'F')
198 * This function resolves ~ in pathnames.
199 * It may resolve wildcards in the first part of the path, but if no match
200 * or multiple matches are found, it just returns a copy of path as given.
203 static char *resolve_tilde(const char *path) {
204 static glob_t globbuf;
205 char *head, *tail, *result = NULL;
207 tail = strchr(path, '/');
208 head = strndup(path, tail ? (size_t)(tail - path) : strlen(path));
210 int res = glob(head, GLOB_TILDE, NULL, &globbuf);
212 /* no match, or many wildcard matches are bad */
213 if (res == GLOB_NOMATCH || globbuf.gl_pathc != 1)
214 result = sstrdup(path);
216 die("glob() failed");
218 head = globbuf.gl_pathv[0];
219 result = scalloc(strlen(head) + (tail ? strlen(tail) : 0) + 1);
220 strncpy(result, head, strlen(head));
222 strncat(result, tail, strlen(tail));
229 static char *get_config_path(void) {
230 char *xdg_config_home, *xdg_config_dirs, *config_path;
232 /* 1: check the traditional path under the home directory */
233 config_path = resolve_tilde("~/.i3status.conf");
234 if (path_exists(config_path))
237 /* 2: check for $XDG_CONFIG_HOME/i3status/config */
238 if ((xdg_config_home = getenv("XDG_CONFIG_HOME")) == NULL)
239 xdg_config_home = "~/.config";
241 xdg_config_home = resolve_tilde(xdg_config_home);
242 if (asprintf(&config_path, "%s/i3status/config", xdg_config_home) == -1)
243 die("asprintf() failed");
244 free(xdg_config_home);
246 if (path_exists(config_path))
250 /* 3: check the traditional path under /etc */
251 config_path = SYSCONFDIR "/i3status.conf";
252 if (path_exists(config_path))
253 return sstrdup(config_path);
255 /* 4: check for $XDG_CONFIG_DIRS/i3status/config */
256 if ((xdg_config_dirs = getenv("XDG_CONFIG_DIRS")) == NULL)
257 xdg_config_dirs = "/etc/xdg";
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 die("Unable to find the configuration file (looked at "
276 "~/.i3status.conf, $XDG_CONFIG_HOME/i3status/config, "
277 "/etc/i3status.conf and $XDG_CONFIG_DIRS/i3status/config)");
282 * Returns the default separator to use if no custom separator has been specified.
284 static char *get_default_separator() {
285 if (output_format == O_DZEN2)
286 return "^p(5;-2)^ro(2)^p()^p(5)";
287 if (output_format == O_I3BAR)
288 // anything besides the empty string indicates that the default separator should be used
293 int main(int argc, char *argv[]) {
296 cfg_opt_t general_opts[] = {
297 CFG_STR("output_format", "auto", CFGF_NONE),
298 CFG_BOOL("colors", 1, CFGF_NONE),
299 CFG_STR("separator", "default", CFGF_NONE),
300 CFG_STR("color_separator", "#333333", CFGF_NONE),
301 CFG_INT("interval", 1, CFGF_NONE),
302 CFG_COLOR_OPTS("#00FF00", "#FFFF00", "#FF0000"),
303 CFG_STR("markup", "none", CFGF_NONE),
306 cfg_opt_t run_watch_opts[] = {
307 CFG_STR("pidfile", NULL, CFGF_NONE),
308 CFG_STR("format", "%title: %status", CFGF_NONE),
309 CFG_STR("format_down", NULL, CFGF_NONE),
310 CFG_CUSTOM_ALIGN_OPT,
311 CFG_CUSTOM_COLOR_OPTS,
312 CFG_CUSTOM_MIN_WIDTH_OPT,
313 CFG_CUSTOM_SEPARATOR_OPT,
314 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
317 cfg_opt_t path_exists_opts[] = {
318 CFG_STR("path", NULL, CFGF_NONE),
319 CFG_STR("format", "%title: %status", CFGF_NONE),
320 CFG_STR("format_down", NULL, CFGF_NONE),
321 CFG_CUSTOM_ALIGN_OPT,
322 CFG_CUSTOM_COLOR_OPTS,
323 CFG_CUSTOM_MIN_WIDTH_OPT,
324 CFG_CUSTOM_SEPARATOR_OPT,
325 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
328 cfg_opt_t wireless_opts[] = {
329 CFG_STR("format_up", "W: (%quality at %essid, %bitrate) %ip", CFGF_NONE),
330 CFG_STR("format_down", "W: down", CFGF_NONE),
331 CFG_CUSTOM_ALIGN_OPT,
332 CFG_CUSTOM_COLOR_OPTS,
333 CFG_CUSTOM_MIN_WIDTH_OPT,
334 CFG_CUSTOM_SEPARATOR_OPT,
335 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
338 cfg_opt_t ethernet_opts[] = {
339 CFG_STR("format_up", "E: %ip (%speed)", CFGF_NONE),
340 CFG_STR("format_down", "E: down", CFGF_NONE),
341 CFG_CUSTOM_ALIGN_OPT,
342 CFG_CUSTOM_COLOR_OPTS,
343 CFG_CUSTOM_MIN_WIDTH_OPT,
344 CFG_CUSTOM_SEPARATOR_OPT,
345 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
348 cfg_opt_t ipv6_opts[] = {
349 CFG_STR("format_up", "%ip", CFGF_NONE),
350 CFG_STR("format_down", "no IPv6", CFGF_NONE),
351 CFG_CUSTOM_ALIGN_OPT,
352 CFG_CUSTOM_COLOR_OPTS,
353 CFG_CUSTOM_MIN_WIDTH_OPT,
354 CFG_CUSTOM_SEPARATOR_OPT,
355 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
358 cfg_opt_t battery_opts[] = {
359 CFG_STR("format", "%status %percentage %remaining", CFGF_NONE),
360 CFG_STR("format_down", "No battery", CFGF_NONE),
361 CFG_STR("status_chr", "CHR", CFGF_NONE),
362 CFG_STR("status_bat", "BAT", CFGF_NONE),
363 CFG_STR("status_unk", "UNK", CFGF_NONE),
364 CFG_STR("status_full", "FULL", CFGF_NONE),
365 CFG_STR("path", "/sys/class/power_supply/BAT%d/uevent", CFGF_NONE),
366 CFG_INT("low_threshold", 30, CFGF_NONE),
367 CFG_STR("threshold_type", "time", CFGF_NONE),
368 CFG_BOOL("last_full_capacity", false, CFGF_NONE),
369 CFG_BOOL("integer_battery_capacity", false, CFGF_NONE),
370 CFG_BOOL("hide_seconds", false, CFGF_NONE),
371 CFG_CUSTOM_ALIGN_OPT,
372 CFG_CUSTOM_COLOR_OPTS,
373 CFG_CUSTOM_MIN_WIDTH_OPT,
374 CFG_CUSTOM_SEPARATOR_OPT,
375 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
378 cfg_opt_t time_opts[] = {
379 CFG_STR("format", "%Y-%m-%d %H:%M:%S", CFGF_NONE),
380 CFG_CUSTOM_ALIGN_OPT,
381 CFG_CUSTOM_MIN_WIDTH_OPT,
382 CFG_CUSTOM_SEPARATOR_OPT,
383 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
386 cfg_opt_t tztime_opts[] = {
387 CFG_STR("format", "%Y-%m-%d %H:%M:%S %Z", CFGF_NONE),
388 CFG_STR("timezone", "", CFGF_NONE),
389 CFG_STR("format_time", NULL, CFGF_NONE),
390 CFG_CUSTOM_ALIGN_OPT,
391 CFG_CUSTOM_MIN_WIDTH_OPT,
392 CFG_CUSTOM_SEPARATOR_OPT,
393 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
396 cfg_opt_t ddate_opts[] = {
397 CFG_STR("format", "%{%a, %b %d%}, %Y%N - %H", CFGF_NONE),
398 CFG_CUSTOM_ALIGN_OPT,
399 CFG_CUSTOM_MIN_WIDTH_OPT,
400 CFG_CUSTOM_SEPARATOR_OPT,
401 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
404 cfg_opt_t load_opts[] = {
405 CFG_STR("format", "%1min %5min %15min", CFGF_NONE),
406 CFG_FLOAT("max_threshold", 5, CFGF_NONE),
407 CFG_CUSTOM_ALIGN_OPT,
408 CFG_CUSTOM_COLOR_OPTS,
409 CFG_CUSTOM_MIN_WIDTH_OPT,
410 CFG_CUSTOM_SEPARATOR_OPT,
411 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
414 cfg_opt_t usage_opts[] = {
415 CFG_STR("format", "%usage", CFGF_NONE),
416 CFG_FLOAT("max_threshold", 95, CFGF_NONE),
417 CFG_FLOAT("degraded_threshold", 90, CFGF_NONE),
418 CFG_CUSTOM_ALIGN_OPT,
419 CFG_CUSTOM_COLOR_OPTS,
420 CFG_CUSTOM_MIN_WIDTH_OPT,
421 CFG_CUSTOM_SEPARATOR_OPT,
422 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
425 cfg_opt_t temp_opts[] = {
426 CFG_STR("format", "%degrees C", CFGF_NONE),
427 CFG_STR("path", NULL, CFGF_NONE),
428 CFG_INT("max_threshold", 75, CFGF_NONE),
429 CFG_CUSTOM_ALIGN_OPT,
430 CFG_CUSTOM_COLOR_OPTS,
431 CFG_CUSTOM_MIN_WIDTH_OPT,
432 CFG_CUSTOM_SEPARATOR_OPT,
433 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
436 cfg_opt_t disk_opts[] = {
437 CFG_STR("format", "%free", CFGF_NONE),
438 CFG_STR("format_not_mounted", NULL, CFGF_NONE),
439 CFG_STR("prefix_type", "binary", CFGF_NONE),
440 CFG_STR("threshold_type", "percentage_avail", CFGF_NONE),
441 CFG_FLOAT("low_threshold", 0, CFGF_NONE),
442 CFG_CUSTOM_ALIGN_OPT,
443 CFG_CUSTOM_COLOR_OPTS,
444 CFG_CUSTOM_MIN_WIDTH_OPT,
445 CFG_CUSTOM_SEPARATOR_OPT,
446 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
449 cfg_opt_t volume_opts[] = {
450 CFG_STR("format", "♪: %volume", CFGF_NONE),
451 CFG_STR("format_muted", "♪: 0%%", CFGF_NONE),
452 CFG_STR("device", "default", CFGF_NONE),
453 CFG_STR("mixer", "Master", CFGF_NONE),
454 CFG_INT("mixer_idx", 0, CFGF_NONE),
455 CFG_CUSTOM_ALIGN_OPT,
456 CFG_CUSTOM_COLOR_OPTS,
457 CFG_CUSTOM_MIN_WIDTH_OPT,
458 CFG_CUSTOM_SEPARATOR_OPT,
459 CFG_CUSTOM_SEP_BLOCK_WIDTH_OPT,
463 CFG_STR_LIST("order", "{}", CFGF_NONE),
464 CFG_SEC("general", general_opts, CFGF_NONE),
465 CFG_SEC("run_watch", run_watch_opts, CFGF_TITLE | CFGF_MULTI),
466 CFG_SEC("path_exists", path_exists_opts, CFGF_TITLE | CFGF_MULTI),
467 CFG_SEC("wireless", wireless_opts, CFGF_TITLE | CFGF_MULTI),
468 CFG_SEC("ethernet", ethernet_opts, CFGF_TITLE | CFGF_MULTI),
469 CFG_SEC("battery", battery_opts, CFGF_TITLE | CFGF_MULTI),
470 CFG_SEC("cpu_temperature", temp_opts, CFGF_TITLE | CFGF_MULTI),
471 CFG_SEC("disk", disk_opts, CFGF_TITLE | CFGF_MULTI),
472 CFG_SEC("volume", volume_opts, CFGF_TITLE | CFGF_MULTI),
473 CFG_SEC("ipv6", ipv6_opts, CFGF_NONE),
474 CFG_SEC("time", time_opts, CFGF_NONE),
475 CFG_SEC("tztime", tztime_opts, CFGF_TITLE | CFGF_MULTI),
476 CFG_SEC("ddate", ddate_opts, CFGF_NONE),
477 CFG_SEC("load", load_opts, CFGF_NONE),
478 CFG_SEC("cpu_usage", usage_opts, CFGF_NONE),
481 char *configfile = NULL;
482 int o, option_index = 0;
483 struct option long_options[] = {
484 {"config", required_argument, 0, 'c'},
485 {"help", no_argument, 0, 'h'},
486 {"version", no_argument, 0, 'v'},
489 struct sigaction action;
490 memset(&action, 0, sizeof(struct sigaction));
491 action.sa_handler = fatalsig;
492 main_thread = pthread_self();
494 /* Exit upon SIGPIPE because when we have nowhere to write to, gathering system
495 * information is pointless. Also exit explicitly on SIGTERM and SIGINT because
496 * only this will trigger a reset of the cursor in the terminal output-format.
498 sigaction(SIGPIPE, &action, NULL);
499 sigaction(SIGTERM, &action, NULL);
500 sigaction(SIGINT, &action, NULL);
502 memset(&action, 0, sizeof(struct sigaction));
503 action.sa_handler = sigusr1;
504 sigaction(SIGUSR1, &action, NULL);
506 if (setlocale(LC_ALL, "") == NULL)
507 die("Could not set locale. Please make sure all your LC_* / LANG settings are correct.");
509 while ((o = getopt_long(argc, argv, "c:hv", long_options, &option_index)) != -1)
512 else if ((char)o == 'h') {
513 printf("i3status " VERSION " © 2008 Michael Stapelberg and contributors\n"
514 "Syntax: %s [-c <configfile>] [-h] [-v]\n",
517 } else if ((char)o == 'v') {
518 printf("i3status " VERSION " © 2008 Michael Stapelberg and contributors\n");
522 if (configfile == NULL)
523 configfile = get_config_path();
525 cfg = cfg_init(opts, CFGF_NOCASE);
526 if (cfg_parse(cfg, configfile) == CFG_PARSE_ERROR)
529 if (cfg_size(cfg, "order") == 0)
530 die("Your 'order' array is empty. Please fix your config.\n");
532 cfg_general = cfg_getsec(cfg, "general");
533 if (cfg_general == NULL)
534 die("Could not get section \"general\"\n");
536 char *output_str = cfg_getstr(cfg_general, "output_format");
537 if (strcasecmp(output_str, "auto") == 0) {
538 fprintf(stderr, "i3status: trying to auto-detect output_format setting\n");
539 output_str = auto_detect_format();
542 fprintf(stderr, "i3status: falling back to \"none\"\n");
544 fprintf(stderr, "i3status: auto-detected \"%s\"\n", output_str);
548 if (strcasecmp(output_str, "dzen2") == 0)
549 output_format = O_DZEN2;
550 else if (strcasecmp(output_str, "xmobar") == 0)
551 output_format = O_XMOBAR;
552 else if (strcasecmp(output_str, "i3bar") == 0)
553 output_format = O_I3BAR;
554 else if (strcasecmp(output_str, "lemonbar") == 0)
555 output_format = O_LEMONBAR;
556 else if (strcasecmp(output_str, "term") == 0)
557 output_format = O_TERM;
558 else if (strcasecmp(output_str, "none") == 0)
559 output_format = O_NONE;
561 die("Unknown output format: \"%s\"\n", output_str);
563 const char *separator = cfg_getstr(cfg_general, "separator");
565 /* lemonbar needs % to be escaped with another % */
566 pct_mark = (output_format == O_LEMONBAR) ? "%%" : "%";
568 // if no custom separator has been provided, use the default one
569 if (strcasecmp(separator, "default") == 0)
570 separator = get_default_separator();
572 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")))
573 die("Bad color format");
575 char *markup_str = cfg_getstr(cfg_general, "markup");
576 if (strcasecmp(markup_str, "pango") == 0)
577 markup_format = M_PANGO;
578 else if (strcasecmp(markup_str, "none") == 0)
579 markup_format = M_NONE;
581 die("Unknown markup format: \"%s\"\n", markup_str);
584 yajl_gen json_gen = yajl_gen_alloc(NULL);
586 yajl_gen json_gen = yajl_gen_alloc(NULL, NULL);
589 if (output_format == O_I3BAR) {
590 /* Initialize the i3bar protocol. See i3/docs/i3bar-protocol
592 printf("{\"version\":1}\n[\n");
594 yajl_gen_array_open(json_gen);
595 yajl_gen_clear(json_gen);
597 if (output_format == O_TERM) {
598 /* Save the cursor-position and hide the cursor */
599 printf("\033[s\033[?25l");
601 atexit(&reset_cursor);
604 if ((general_socket = socket(AF_INET, SOCK_DGRAM, 0)) == -1)
605 die("Could not create socket\n");
607 int interval = cfg_getint(cfg_general, "interval");
609 /* One memory page which each plugin can use to buffer output.
610 * Even though it’s unclean, we just assume that the user will not
611 * specify a format string which expands to something longer than 4096
612 * bytes — given that the output of i3status is used to display
613 * information on screen, more than 1024 characters for the full line
614 * (!), not individual plugins, seem very unlikely. */
617 void **per_instance = calloc(cfg_size(cfg, "order"), sizeof(*per_instance));
620 if (exit_upon_signal) {
621 fprintf(stderr, "Exiting due to signal.\n");
625 gettimeofday(&tv, NULL);
626 if (output_format == O_I3BAR)
627 yajl_gen_array_open(json_gen);
628 else if (output_format == O_TERM)
629 /* Restore the cursor-position, clear line */
630 printf("\033[u\033[K");
631 for (j = 0; j < cfg_size(cfg, "order"); j++) {
632 cur_instance = per_instance + j;
634 print_separator(separator);
636 const char *current = cfg_getnstr(cfg, "order", j);
639 SEC_OPEN_MAP("ipv6");
640 print_ipv6_info(json_gen, buffer, cfg_getstr(sec, "format_up"), cfg_getstr(sec, "format_down"));
644 CASE_SEC_TITLE("wireless") {
645 SEC_OPEN_MAP("wireless");
646 const char *interface = NULL;
647 if (strcasecmp(title, "_first_") == 0)
648 interface = first_eth_interface(NET_TYPE_WIRELESS);
649 if (interface == NULL)
651 print_wireless_info(json_gen, buffer, interface, cfg_getstr(sec, "format_up"), cfg_getstr(sec, "format_down"));
655 CASE_SEC_TITLE("ethernet") {
656 SEC_OPEN_MAP("ethernet");
657 const char *interface = NULL;
658 if (strcasecmp(title, "_first_") == 0)
659 interface = first_eth_interface(NET_TYPE_ETHERNET);
660 if (interface == NULL)
662 print_eth_info(json_gen, buffer, interface, cfg_getstr(sec, "format_up"), cfg_getstr(sec, "format_down"));
666 CASE_SEC_TITLE("battery") {
667 SEC_OPEN_MAP("battery");
668 print_battery_info(json_gen, buffer, 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"));
672 CASE_SEC_TITLE("run_watch") {
673 SEC_OPEN_MAP("run_watch");
674 print_run_watch(json_gen, buffer, title, cfg_getstr(sec, "pidfile"), cfg_getstr(sec, "format"), cfg_getstr(sec, "format_down"));
678 CASE_SEC_TITLE("path_exists") {
679 SEC_OPEN_MAP("path_exists");
680 print_path_exists(json_gen, buffer, title, cfg_getstr(sec, "path"), cfg_getstr(sec, "format"), cfg_getstr(sec, "format_down"));
684 CASE_SEC_TITLE("disk") {
685 SEC_OPEN_MAP("disk_info");
686 print_disk_info(json_gen, buffer, title, cfg_getstr(sec, "format"), cfg_getstr(sec, "format_not_mounted"), cfg_getstr(sec, "prefix_type"), cfg_getstr(sec, "threshold_type"), cfg_getfloat(sec, "low_threshold"));
691 SEC_OPEN_MAP("load");
692 print_load(json_gen, buffer, cfg_getstr(sec, "format"), cfg_getfloat(sec, "max_threshold"));
697 SEC_OPEN_MAP("time");
698 print_time(json_gen, buffer, NULL, cfg_getstr(sec, "format"), NULL, NULL, tv.tv_sec);
702 CASE_SEC_TITLE("tztime") {
703 SEC_OPEN_MAP("tztime");
704 print_time(json_gen, buffer, title, cfg_getstr(sec, "format"), cfg_getstr(sec, "timezone"), cfg_getstr(sec, "format_time"), tv.tv_sec);
709 SEC_OPEN_MAP("ddate");
710 print_ddate(json_gen, buffer, cfg_getstr(sec, "format"), tv.tv_sec);
714 CASE_SEC_TITLE("volume") {
715 SEC_OPEN_MAP("volume");
716 print_volume(json_gen, buffer, cfg_getstr(sec, "format"),
717 cfg_getstr(sec, "format_muted"),
718 cfg_getstr(sec, "device"),
719 cfg_getstr(sec, "mixer"),
720 cfg_getint(sec, "mixer_idx"));
724 CASE_SEC_TITLE("cpu_temperature") {
725 SEC_OPEN_MAP("cpu_temperature");
726 print_cpu_temperature_info(json_gen, buffer, atoi(title), cfg_getstr(sec, "path"), cfg_getstr(sec, "format"), cfg_getint(sec, "max_threshold"));
730 CASE_SEC("cpu_usage") {
731 SEC_OPEN_MAP("cpu_usage");
732 print_cpu_usage(json_gen, buffer, cfg_getstr(sec, "format"), cfg_getfloat(sec, "max_threshold"), cfg_getfloat(sec, "degraded_threshold"));
736 if (output_format == O_I3BAR) {
737 yajl_gen_array_close(json_gen);
738 const unsigned char *buf;
744 yajl_gen_get_buf(json_gen, &buf, &len);
745 write(STDOUT_FILENO, buf, len);
746 yajl_gen_clear(json_gen);
752 /* To provide updates on every full second (as good as possible)
753 * we don’t use sleep(interval) but we sleep until the next
754 * second (with microsecond precision) plus (interval-1)
755 * seconds. We also align to 60 seconds modulo interval such
756 * that we start with :00 on every new minute. */
757 struct timeval current_timeval;
758 gettimeofday(¤t_timeval, NULL);
759 struct timespec ts = {interval - 1 - (current_timeval.tv_sec % interval), (10e5 - current_timeval.tv_usec) * 1000};
760 nanosleep(&ts, NULL);