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analyze: plot initrd related timestamps
[thirdparty/systemd.git] / src / analyze / analyze.c
1 /* SPDX-License-Identifier: LGPL-2.1+ */
2 /***
3 Copyright © 2013 Simon Peeters
4 ***/
5
6 #include <getopt.h>
7 #include <locale.h>
8 #include <stdio.h>
9 #include <stdlib.h>
10
11 #include "sd-bus.h"
12
13 #include "alloc-util.h"
14 #include "analyze-verify.h"
15 #include "bus-error.h"
16 #include "bus-unit-util.h"
17 #include "bus-util.h"
18 #include "calendarspec.h"
19 #include "def.h"
20 #include "conf-files.h"
21 #include "copy.h"
22 #include "fd-util.h"
23 #include "glob-util.h"
24 #include "hashmap.h"
25 #include "locale-util.h"
26 #include "log.h"
27 #include "pager.h"
28 #include "parse-util.h"
29 #include "path-util.h"
30 #if HAVE_SECCOMP
31 #include "seccomp-util.h"
32 #endif
33 #include "special.h"
34 #include "strv.h"
35 #include "strxcpyx.h"
36 #include "terminal-util.h"
37 #include "unit-name.h"
38 #include "util.h"
39 #include "verbs.h"
40
41 #define SCALE_X (0.1 / 1000.0) /* pixels per us */
42 #define SCALE_Y (20.0)
43
44 #define compare(a, b) (((a) > (b))? 1 : (((b) > (a))? -1 : 0))
45
46 #define svg(...) printf(__VA_ARGS__)
47
48 #define svg_bar(class, x1, x2, y) \
49 svg(" <rect class=\"%s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", \
50 (class), \
51 SCALE_X * (x1), SCALE_Y * (y), \
52 SCALE_X * ((x2) - (x1)), SCALE_Y - 1.0)
53
54 #define svg_text(b, x, y, format, ...) \
55 do { \
56 svg(" <text class=\"%s\" x=\"%.03f\" y=\"%.03f\">", (b) ? "left" : "right", SCALE_X * (x) + (b ? 5.0 : -5.0), SCALE_Y * (y) + 14.0); \
57 svg(format, ## __VA_ARGS__); \
58 svg("</text>\n"); \
59 } while (false)
60
61 static enum dot {
62 DEP_ALL,
63 DEP_ORDER,
64 DEP_REQUIRE
65 } arg_dot = DEP_ALL;
66 static char** arg_dot_from_patterns = NULL;
67 static char** arg_dot_to_patterns = NULL;
68 static usec_t arg_fuzz = 0;
69 static bool arg_no_pager = false;
70 static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
71 static const char *arg_host = NULL;
72 static UnitFileScope arg_scope = UNIT_FILE_SYSTEM;
73 static bool arg_man = true;
74 static bool arg_generators = false;
75 static const char *arg_root = NULL;
76
77 struct boot_times {
78 usec_t firmware_time;
79 usec_t loader_time;
80 usec_t kernel_time;
81 usec_t kernel_done_time;
82 usec_t initrd_time;
83 usec_t userspace_time;
84 usec_t finish_time;
85 usec_t security_start_time;
86 usec_t security_finish_time;
87 usec_t generators_start_time;
88 usec_t generators_finish_time;
89 usec_t unitsload_start_time;
90 usec_t unitsload_finish_time;
91 usec_t initrd_security_start_time;
92 usec_t initrd_security_finish_time;
93 usec_t initrd_generators_start_time;
94 usec_t initrd_generators_finish_time;
95 usec_t initrd_unitsload_start_time;
96 usec_t initrd_unitsload_finish_time;
97
98 /*
99 * If we're analyzing the user instance, all timestamps will be offset
100 * by its own start-up timestamp, which may be arbitrarily big.
101 * With "plot", this causes arbitrarily wide output SVG files which almost
102 * completely consist of empty space. Thus we cancel out this offset.
103 *
104 * This offset is subtracted from times above by acquire_boot_times(),
105 * but it still needs to be subtracted from unit-specific timestamps
106 * (so it is stored here for reference).
107 */
108 usec_t reverse_offset;
109 };
110
111 struct unit_times {
112 bool has_data;
113 char *name;
114 usec_t activating;
115 usec_t activated;
116 usec_t deactivated;
117 usec_t deactivating;
118 usec_t time;
119 };
120
121 struct host_info {
122 char *hostname;
123 char *kernel_name;
124 char *kernel_release;
125 char *kernel_version;
126 char *os_pretty_name;
127 char *virtualization;
128 char *architecture;
129 };
130
131 static int acquire_bus(sd_bus **bus, bool *use_full_bus) {
132 bool user = arg_scope != UNIT_FILE_SYSTEM;
133 int r;
134
135 if (use_full_bus && *use_full_bus) {
136 r = bus_connect_transport(arg_transport, arg_host, user, bus);
137 if (IN_SET(r, 0, -EHOSTDOWN))
138 return r;
139
140 *use_full_bus = false;
141 }
142
143 return bus_connect_transport_systemd(arg_transport, arg_host, user, bus);
144 }
145
146 static int bus_get_uint64_property(sd_bus *bus, const char *path, const char *interface, const char *property, uint64_t *val) {
147 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
148 int r;
149
150 assert(bus);
151 assert(path);
152 assert(interface);
153 assert(property);
154 assert(val);
155
156 r = sd_bus_get_property_trivial(
157 bus,
158 "org.freedesktop.systemd1",
159 path,
160 interface,
161 property,
162 &error,
163 't', val);
164
165 if (r < 0) {
166 log_error("Failed to parse reply: %s", bus_error_message(&error, -r));
167 return r;
168 }
169
170 return 0;
171 }
172
173 static int bus_get_unit_property_strv(sd_bus *bus, const char *path, const char *property, char ***strv) {
174 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
175 int r;
176
177 assert(bus);
178 assert(path);
179 assert(property);
180 assert(strv);
181
182 r = sd_bus_get_property_strv(
183 bus,
184 "org.freedesktop.systemd1",
185 path,
186 "org.freedesktop.systemd1.Unit",
187 property,
188 &error,
189 strv);
190 if (r < 0) {
191 log_error("Failed to get unit property %s: %s", property, bus_error_message(&error, -r));
192 return r;
193 }
194
195 return 0;
196 }
197
198 static int compare_unit_time(const void *a, const void *b) {
199 return compare(((struct unit_times *)b)->time,
200 ((struct unit_times *)a)->time);
201 }
202
203 static int compare_unit_start(const void *a, const void *b) {
204 return compare(((struct unit_times *)a)->activating,
205 ((struct unit_times *)b)->activating);
206 }
207
208 static void unit_times_free(struct unit_times *t) {
209 struct unit_times *p;
210
211 for (p = t; p->has_data; p++)
212 free(p->name);
213 free(t);
214 }
215
216 DEFINE_TRIVIAL_CLEANUP_FUNC(struct unit_times *, unit_times_free);
217
218 static void subtract_timestamp(usec_t *a, usec_t b) {
219 assert(a);
220
221 if (*a > 0) {
222 assert(*a >= b);
223 *a -= b;
224 }
225 }
226
227 static int acquire_boot_times(sd_bus *bus, struct boot_times **bt) {
228 static struct boot_times times;
229 static bool cached = false;
230
231 if (cached)
232 goto finish;
233
234 assert_cc(sizeof(usec_t) == sizeof(uint64_t));
235
236 if (bus_get_uint64_property(bus,
237 "/org/freedesktop/systemd1",
238 "org.freedesktop.systemd1.Manager",
239 "FirmwareTimestampMonotonic",
240 &times.firmware_time) < 0 ||
241 bus_get_uint64_property(bus,
242 "/org/freedesktop/systemd1",
243 "org.freedesktop.systemd1.Manager",
244 "LoaderTimestampMonotonic",
245 &times.loader_time) < 0 ||
246 bus_get_uint64_property(bus,
247 "/org/freedesktop/systemd1",
248 "org.freedesktop.systemd1.Manager",
249 "KernelTimestamp",
250 &times.kernel_time) < 0 ||
251 bus_get_uint64_property(bus,
252 "/org/freedesktop/systemd1",
253 "org.freedesktop.systemd1.Manager",
254 "InitRDTimestampMonotonic",
255 &times.initrd_time) < 0 ||
256 bus_get_uint64_property(bus,
257 "/org/freedesktop/systemd1",
258 "org.freedesktop.systemd1.Manager",
259 "UserspaceTimestampMonotonic",
260 &times.userspace_time) < 0 ||
261 bus_get_uint64_property(bus,
262 "/org/freedesktop/systemd1",
263 "org.freedesktop.systemd1.Manager",
264 "FinishTimestampMonotonic",
265 &times.finish_time) < 0 ||
266 bus_get_uint64_property(bus,
267 "/org/freedesktop/systemd1",
268 "org.freedesktop.systemd1.Manager",
269 "SecurityStartTimestampMonotonic",
270 &times.security_start_time) < 0 ||
271 bus_get_uint64_property(bus,
272 "/org/freedesktop/systemd1",
273 "org.freedesktop.systemd1.Manager",
274 "SecurityFinishTimestampMonotonic",
275 &times.security_finish_time) < 0 ||
276 bus_get_uint64_property(bus,
277 "/org/freedesktop/systemd1",
278 "org.freedesktop.systemd1.Manager",
279 "GeneratorsStartTimestampMonotonic",
280 &times.generators_start_time) < 0 ||
281 bus_get_uint64_property(bus,
282 "/org/freedesktop/systemd1",
283 "org.freedesktop.systemd1.Manager",
284 "GeneratorsFinishTimestampMonotonic",
285 &times.generators_finish_time) < 0 ||
286 bus_get_uint64_property(bus,
287 "/org/freedesktop/systemd1",
288 "org.freedesktop.systemd1.Manager",
289 "UnitsLoadStartTimestampMonotonic",
290 &times.unitsload_start_time) < 0 ||
291 bus_get_uint64_property(bus,
292 "/org/freedesktop/systemd1",
293 "org.freedesktop.systemd1.Manager",
294 "UnitsLoadFinishTimestampMonotonic",
295 &times.unitsload_finish_time) < 0)
296 return -EIO;
297
298 (void) bus_get_uint64_property(bus,
299 "/org/freedesktop/systemd1",
300 "org.freedesktop.systemd1.Manager",
301 "InitRDSecurityStartTimestampMonotonic",
302 &times.initrd_security_start_time);
303 (void) bus_get_uint64_property(bus,
304 "/org/freedesktop/systemd1",
305 "org.freedesktop.systemd1.Manager",
306 "InitRDSecurityFinishTimestampMonotonic",
307 &times.initrd_security_finish_time);
308 (void) bus_get_uint64_property(bus,
309 "/org/freedesktop/systemd1",
310 "org.freedesktop.systemd1.Manager",
311 "InitRDGeneratorsStartTimestampMonotonic",
312 &times.initrd_generators_start_time);
313 (void) bus_get_uint64_property(bus,
314 "/org/freedesktop/systemd1",
315 "org.freedesktop.systemd1.Manager",
316 "InitRDGeneratorsFinishTimestampMonotonic",
317 &times.initrd_generators_finish_time);
318 (void) bus_get_uint64_property(bus,
319 "/org/freedesktop/systemd1",
320 "org.freedesktop.systemd1.Manager",
321 "InitRDUnitsLoadStartTimestampMonotonic",
322 &times.initrd_unitsload_start_time);
323 (void) bus_get_uint64_property(bus,
324 "/org/freedesktop/systemd1",
325 "org.freedesktop.systemd1.Manager",
326 "InitRDUnitsLoadFinishTimestampMonotonic",
327 &times.initrd_unitsload_finish_time);
328
329 if (times.finish_time <= 0) {
330 log_error("Bootup is not yet finished (org.freedesktop.systemd1.Manager.FinishTimestampMonotonic=%"PRIu64").\n"
331 "Please try again later.\n"
332 "Hint: Use 'systemctl%s list-jobs' to see active jobs",
333 times.finish_time,
334 arg_scope == UNIT_FILE_SYSTEM ? "" : " --user");
335 return -EINPROGRESS;
336 }
337
338 if (arg_scope == UNIT_FILE_SYSTEM) {
339 if (times.initrd_time > 0)
340 times.kernel_done_time = times.initrd_time;
341 else
342 times.kernel_done_time = times.userspace_time;
343 } else {
344 /*
345 * User-instance-specific timestamps processing
346 * (see comment to reverse_offset in struct boot_times).
347 */
348 times.reverse_offset = times.userspace_time;
349
350 times.firmware_time = times.loader_time = times.kernel_time = times.initrd_time = times.userspace_time = 0;
351 subtract_timestamp(&times.finish_time, times.reverse_offset);
352
353 subtract_timestamp(&times.security_start_time, times.reverse_offset);
354 subtract_timestamp(&times.security_finish_time, times.reverse_offset);
355
356 subtract_timestamp(&times.generators_start_time, times.reverse_offset);
357 subtract_timestamp(&times.generators_finish_time, times.reverse_offset);
358
359 subtract_timestamp(&times.unitsload_start_time, times.reverse_offset);
360 subtract_timestamp(&times.unitsload_finish_time, times.reverse_offset);
361 }
362
363 cached = true;
364
365 finish:
366 *bt = &times;
367 return 0;
368 }
369
370 static void free_host_info(struct host_info *hi) {
371
372 if (!hi)
373 return;
374
375 free(hi->hostname);
376 free(hi->kernel_name);
377 free(hi->kernel_release);
378 free(hi->kernel_version);
379 free(hi->os_pretty_name);
380 free(hi->virtualization);
381 free(hi->architecture);
382 free(hi);
383 }
384
385 DEFINE_TRIVIAL_CLEANUP_FUNC(struct host_info*, free_host_info);
386
387 static int acquire_time_data(sd_bus *bus, struct unit_times **out) {
388 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
389 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
390 int r, c = 0;
391 struct boot_times *boot_times = NULL;
392 _cleanup_(unit_times_freep) struct unit_times *unit_times = NULL;
393 size_t size = 0;
394 UnitInfo u;
395
396 r = acquire_boot_times(bus, &boot_times);
397 if (r < 0)
398 return r;
399
400 r = sd_bus_call_method(
401 bus,
402 "org.freedesktop.systemd1",
403 "/org/freedesktop/systemd1",
404 "org.freedesktop.systemd1.Manager",
405 "ListUnits",
406 &error, &reply,
407 NULL);
408 if (r < 0) {
409 log_error("Failed to list units: %s", bus_error_message(&error, -r));
410 return r;
411 }
412
413 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)");
414 if (r < 0)
415 return bus_log_parse_error(r);
416
417 while ((r = bus_parse_unit_info(reply, &u)) > 0) {
418 struct unit_times *t;
419
420 if (!GREEDY_REALLOC(unit_times, size, c+2))
421 return log_oom();
422
423 unit_times[c+1].has_data = false;
424 t = &unit_times[c];
425 t->name = NULL;
426
427 assert_cc(sizeof(usec_t) == sizeof(uint64_t));
428
429 if (bus_get_uint64_property(bus, u.unit_path,
430 "org.freedesktop.systemd1.Unit",
431 "InactiveExitTimestampMonotonic",
432 &t->activating) < 0 ||
433 bus_get_uint64_property(bus, u.unit_path,
434 "org.freedesktop.systemd1.Unit",
435 "ActiveEnterTimestampMonotonic",
436 &t->activated) < 0 ||
437 bus_get_uint64_property(bus, u.unit_path,
438 "org.freedesktop.systemd1.Unit",
439 "ActiveExitTimestampMonotonic",
440 &t->deactivating) < 0 ||
441 bus_get_uint64_property(bus, u.unit_path,
442 "org.freedesktop.systemd1.Unit",
443 "InactiveEnterTimestampMonotonic",
444 &t->deactivated) < 0)
445 return -EIO;
446
447 subtract_timestamp(&t->activating, boot_times->reverse_offset);
448 subtract_timestamp(&t->activated, boot_times->reverse_offset);
449 subtract_timestamp(&t->deactivating, boot_times->reverse_offset);
450 subtract_timestamp(&t->deactivated, boot_times->reverse_offset);
451
452 if (t->activated >= t->activating)
453 t->time = t->activated - t->activating;
454 else if (t->deactivated >= t->activating)
455 t->time = t->deactivated - t->activating;
456 else
457 t->time = 0;
458
459 if (t->activating == 0)
460 continue;
461
462 t->name = strdup(u.id);
463 if (!t->name)
464 return log_oom();
465
466 t->has_data = true;
467 c++;
468 }
469 if (r < 0)
470 return bus_log_parse_error(r);
471
472 *out = TAKE_PTR(unit_times);
473 return c;
474 }
475
476 static int acquire_host_info(sd_bus *bus, struct host_info **hi) {
477 static const struct bus_properties_map hostname_map[] = {
478 { "Hostname", "s", NULL, offsetof(struct host_info, hostname) },
479 { "KernelName", "s", NULL, offsetof(struct host_info, kernel_name) },
480 { "KernelRelease", "s", NULL, offsetof(struct host_info, kernel_release) },
481 { "KernelVersion", "s", NULL, offsetof(struct host_info, kernel_version) },
482 { "OperatingSystemPrettyName", "s", NULL, offsetof(struct host_info, os_pretty_name) },
483 {}
484 };
485
486 static const struct bus_properties_map manager_map[] = {
487 { "Virtualization", "s", NULL, offsetof(struct host_info, virtualization) },
488 { "Architecture", "s", NULL, offsetof(struct host_info, architecture) },
489 {}
490 };
491
492 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
493 _cleanup_(free_host_infop) struct host_info *host;
494 int r;
495
496 host = new0(struct host_info, 1);
497 if (!host)
498 return log_oom();
499
500 r = bus_map_all_properties(bus,
501 "org.freedesktop.hostname1",
502 "/org/freedesktop/hostname1",
503 hostname_map,
504 BUS_MAP_STRDUP,
505 &error,
506 NULL,
507 host);
508 if (r < 0)
509 log_debug_errno(r, "Failed to get host information from systemd-hostnamed: %s", bus_error_message(&error, r));
510
511 r = bus_map_all_properties(bus,
512 "org.freedesktop.systemd1",
513 "/org/freedesktop/systemd1",
514 manager_map,
515 BUS_MAP_STRDUP,
516 &error,
517 NULL,
518 host);
519 if (r < 0)
520 return log_error_errno(r, "Failed to get host information from systemd: %s", bus_error_message(&error, r));
521
522 *hi = TAKE_PTR(host);
523
524 return 0;
525 }
526
527 static int pretty_boot_time(sd_bus *bus, char **_buf) {
528 char ts[FORMAT_TIMESPAN_MAX];
529 struct boot_times *t;
530 static char buf[4096];
531 size_t size;
532 char *ptr;
533 int r;
534 usec_t activated_time = USEC_INFINITY;
535 _cleanup_free_ char* path = NULL, *unit_id = NULL;
536 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
537
538 r = acquire_boot_times(bus, &t);
539 if (r < 0)
540 return r;
541
542 path = unit_dbus_path_from_name(SPECIAL_DEFAULT_TARGET);
543 if (!path)
544 return log_oom();
545
546 r = sd_bus_get_property_string(
547 bus,
548 "org.freedesktop.systemd1",
549 path,
550 "org.freedesktop.systemd1.Unit",
551 "Id",
552 &error,
553 &unit_id);
554 if (r < 0) {
555 log_error_errno(r, "default.target doesn't seem to exist: %s", bus_error_message(&error, r));
556 unit_id = NULL;
557 }
558
559 r = bus_get_uint64_property(bus, path,
560 "org.freedesktop.systemd1.Unit",
561 "ActiveEnterTimestampMonotonic",
562 &activated_time);
563 if (r < 0) {
564 log_info_errno(r, "Could not get time to reach default.target. Continuing...");
565 activated_time = USEC_INFINITY;
566 }
567
568 ptr = buf;
569 size = sizeof(buf);
570
571 size = strpcpyf(&ptr, size, "Startup finished in ");
572 if (t->firmware_time > 0)
573 size = strpcpyf(&ptr, size, "%s (firmware) + ", format_timespan(ts, sizeof(ts), t->firmware_time - t->loader_time, USEC_PER_MSEC));
574 if (t->loader_time > 0)
575 size = strpcpyf(&ptr, size, "%s (loader) + ", format_timespan(ts, sizeof(ts), t->loader_time, USEC_PER_MSEC));
576 if (t->kernel_time > 0)
577 size = strpcpyf(&ptr, size, "%s (kernel) + ", format_timespan(ts, sizeof(ts), t->kernel_done_time, USEC_PER_MSEC));
578 if (t->initrd_time > 0)
579 size = strpcpyf(&ptr, size, "%s (initrd) + ", format_timespan(ts, sizeof(ts), t->userspace_time - t->initrd_time, USEC_PER_MSEC));
580
581 size = strpcpyf(&ptr, size, "%s (userspace) ", format_timespan(ts, sizeof(ts), t->finish_time - t->userspace_time, USEC_PER_MSEC));
582 if (t->kernel_time > 0)
583 strpcpyf(&ptr, size, "= %s", format_timespan(ts, sizeof(ts), t->firmware_time + t->finish_time, USEC_PER_MSEC));
584
585 if (unit_id && activated_time > 0 && activated_time != USEC_INFINITY)
586 size = strpcpyf(&ptr, size, "\n%s reached after %s in userspace", unit_id, format_timespan(ts, sizeof(ts), activated_time - t->userspace_time, USEC_PER_MSEC));
587 else if (unit_id && activated_time == 0)
588 size = strpcpyf(&ptr, size, "\n%s was never reached", unit_id);
589 else if (unit_id && activated_time == USEC_INFINITY)
590 size = strpcpyf(&ptr, size, "\nCould not get time to reach %s.",unit_id);
591 else if (!unit_id)
592 size = strpcpyf(&ptr, size, "\ncould not find default.target");
593
594 ptr = strdup(buf);
595 if (!ptr)
596 return log_oom();
597
598 *_buf = ptr;
599 return 0;
600 }
601
602 static void svg_graph_box(double height, double begin, double end) {
603 long long i;
604
605 /* outside box, fill */
606 svg("<rect class=\"box\" x=\"0\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n",
607 SCALE_X * (end - begin), SCALE_Y * height);
608
609 for (i = ((long long) (begin / 100000)) * 100000; i <= end; i+=100000) {
610 /* lines for each second */
611 if (i % 5000000 == 0)
612 svg(" <line class=\"sec5\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
613 " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
614 SCALE_X * i, SCALE_X * i, SCALE_Y * height, SCALE_X * i, -5.0, 0.000001 * i);
615 else if (i % 1000000 == 0)
616 svg(" <line class=\"sec1\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
617 " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
618 SCALE_X * i, SCALE_X * i, SCALE_Y * height, SCALE_X * i, -5.0, 0.000001 * i);
619 else
620 svg(" <line class=\"sec01\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n",
621 SCALE_X * i, SCALE_X * i, SCALE_Y * height);
622 }
623 }
624
625 static int plot_unit_times(struct unit_times *u, double width, int y) {
626 char ts[FORMAT_TIMESPAN_MAX];
627 bool b;
628
629 if (!u->name)
630 return 0;
631
632 svg_bar("activating", u->activating, u->activated, y);
633 svg_bar("active", u->activated, u->deactivating, y);
634 svg_bar("deactivating", u->deactivating, u->deactivated, y);
635
636 /* place the text on the left if we have passed the half of the svg width */
637 b = u->activating * SCALE_X < width / 2;
638 if (u->time)
639 svg_text(b, u->activating, y, "%s (%s)",
640 u->name, format_timespan(ts, sizeof(ts), u->time, USEC_PER_MSEC));
641 else
642 svg_text(b, u->activating, y, "%s", u->name);
643
644 return 1;
645 }
646
647 static int analyze_plot(int argc, char *argv[], void *userdata) {
648 _cleanup_(free_host_infop) struct host_info *host = NULL;
649 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
650 _cleanup_(unit_times_freep) struct unit_times *times = NULL;
651 struct boot_times *boot;
652 int n, m = 1, y = 0, r;
653 bool use_full_bus = true;
654 double width;
655 _cleanup_free_ char *pretty_times = NULL;
656 struct unit_times *u;
657
658 r = acquire_bus(&bus, &use_full_bus);
659 if (r < 0)
660 return log_error_errno(r, "Failed to create bus connection: %m");
661
662 n = acquire_boot_times(bus, &boot);
663 if (n < 0)
664 return n;
665
666 n = pretty_boot_time(bus, &pretty_times);
667 if (n < 0)
668 return n;
669
670 if (use_full_bus) {
671 n = acquire_host_info(bus, &host);
672 if (n < 0)
673 return n;
674 }
675
676 n = acquire_time_data(bus, &times);
677 if (n <= 0)
678 return n;
679
680 qsort(times, n, sizeof(struct unit_times), compare_unit_start);
681
682 width = SCALE_X * (boot->firmware_time + boot->finish_time);
683 if (width < 800.0)
684 width = 800.0;
685
686 if (boot->firmware_time > boot->loader_time)
687 m++;
688 if (boot->loader_time > 0) {
689 m++;
690 if (width < 1000.0)
691 width = 1000.0;
692 }
693 if (boot->initrd_time > 0)
694 m++;
695 if (boot->kernel_time > 0)
696 m++;
697
698 for (u = times; u->has_data; u++) {
699 double text_start, text_width;
700
701 if (u->activating > boot->finish_time) {
702 u->name = mfree(u->name);
703 continue;
704 }
705
706 /* If the text cannot fit on the left side then
707 * increase the svg width so it fits on the right.
708 * TODO: calculate the text width more accurately */
709 text_width = 8.0 * strlen(u->name);
710 text_start = (boot->firmware_time + u->activating) * SCALE_X;
711 if (text_width > text_start && text_width + text_start > width)
712 width = text_width + text_start;
713
714 if (u->deactivated > u->activating &&
715 u->deactivated <= boot->finish_time &&
716 u->activated == 0 && u->deactivating == 0)
717 u->activated = u->deactivating = u->deactivated;
718 if (u->activated < u->activating || u->activated > boot->finish_time)
719 u->activated = boot->finish_time;
720 if (u->deactivating < u->activated || u->deactivating > boot->finish_time)
721 u->deactivating = boot->finish_time;
722 if (u->deactivated < u->deactivating || u->deactivated > boot->finish_time)
723 u->deactivated = boot->finish_time;
724 m++;
725 }
726
727 svg("<?xml version=\"1.0\" standalone=\"no\"?>\n"
728 "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" "
729 "\"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n");
730
731 svg("<svg width=\"%.0fpx\" height=\"%.0fpx\" version=\"1.1\" "
732 "xmlns=\"http://www.w3.org/2000/svg\">\n\n",
733 80.0 + width, 150.0 + (m * SCALE_Y) +
734 5 * SCALE_Y /* legend */);
735
736 /* write some basic info as a comment, including some help */
737 svg("<!-- This file is a systemd-analyze SVG file. It is best rendered in a -->\n"
738 "<!-- browser such as Chrome, Chromium or Firefox. Other applications -->\n"
739 "<!-- that render these files properly but much slower are ImageMagick, -->\n"
740 "<!-- gimp, inkscape, etc. To display the files on your system, just -->\n"
741 "<!-- point your browser to this file. -->\n\n"
742 "<!-- This plot was generated by systemd-analyze version %-16.16s -->\n\n", PACKAGE_VERSION);
743
744 /* style sheet */
745 svg("<defs>\n <style type=\"text/css\">\n <![CDATA[\n"
746 " rect { stroke-width: 1; stroke-opacity: 0; }\n"
747 " rect.background { fill: rgb(255,255,255); }\n"
748 " rect.activating { fill: rgb(255,0,0); fill-opacity: 0.7; }\n"
749 " rect.active { fill: rgb(200,150,150); fill-opacity: 0.7; }\n"
750 " rect.deactivating { fill: rgb(150,100,100); fill-opacity: 0.7; }\n"
751 " rect.kernel { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
752 " rect.initrd { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
753 " rect.firmware { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
754 " rect.loader { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
755 " rect.userspace { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
756 " rect.security { fill: rgb(144,238,144); fill-opacity: 0.7; }\n"
757 " rect.generators { fill: rgb(102,204,255); fill-opacity: 0.7; }\n"
758 " rect.unitsload { fill: rgb( 82,184,255); fill-opacity: 0.7; }\n"
759 " rect.box { fill: rgb(240,240,240); stroke: rgb(192,192,192); }\n"
760 " line { stroke: rgb(64,64,64); stroke-width: 1; }\n"
761 "// line.sec1 { }\n"
762 " line.sec5 { stroke-width: 2; }\n"
763 " line.sec01 { stroke: rgb(224,224,224); stroke-width: 1; }\n"
764 " text { font-family: Verdana, Helvetica; font-size: 14px; }\n"
765 " text.left { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: start; }\n"
766 " text.right { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: end; }\n"
767 " text.sec { font-size: 10px; }\n"
768 " ]]>\n </style>\n</defs>\n\n");
769
770 svg("<rect class=\"background\" width=\"100%%\" height=\"100%%\" />\n");
771 svg("<text x=\"20\" y=\"50\">%s</text>", pretty_times);
772 if (use_full_bus)
773 svg("<text x=\"20\" y=\"30\">%s %s (%s %s %s) %s %s</text>",
774 isempty(host->os_pretty_name) ? "Linux" : host->os_pretty_name,
775 strempty(host->hostname),
776 strempty(host->kernel_name),
777 strempty(host->kernel_release),
778 strempty(host->kernel_version),
779 strempty(host->architecture),
780 strempty(host->virtualization));
781
782 svg("<g transform=\"translate(%.3f,100)\">\n", 20.0 + (SCALE_X * boot->firmware_time));
783 svg_graph_box(m, -(double) boot->firmware_time, boot->finish_time);
784
785 if (boot->firmware_time > 0) {
786 svg_bar("firmware", -(double) boot->firmware_time, -(double) boot->loader_time, y);
787 svg_text(true, -(double) boot->firmware_time, y, "firmware");
788 y++;
789 }
790 if (boot->loader_time > 0) {
791 svg_bar("loader", -(double) boot->loader_time, 0, y);
792 svg_text(true, -(double) boot->loader_time, y, "loader");
793 y++;
794 }
795 if (boot->kernel_time > 0) {
796 svg_bar("kernel", 0, boot->kernel_done_time, y);
797 svg_text(true, 0, y, "kernel");
798 y++;
799 }
800 if (boot->initrd_time > 0) {
801 svg_bar("initrd", boot->initrd_time, boot->userspace_time, y);
802 if (boot->initrd_security_start_time < boot->initrd_security_finish_time)
803 svg_bar("security", boot->initrd_security_start_time, boot->initrd_security_finish_time, y);
804 if (boot->initrd_generators_start_time < boot->initrd_generators_finish_time)
805 svg_bar("generators", boot->initrd_generators_start_time, boot->initrd_generators_finish_time, y);
806 if (boot->initrd_unitsload_start_time < boot->initrd_unitsload_finish_time)
807 svg_bar("unitsload", boot->initrd_unitsload_start_time, boot->initrd_unitsload_finish_time, y);
808 svg_text(true, boot->initrd_time, y, "initrd");
809 y++;
810 }
811
812 for (u = times; u->has_data; u++) {
813 if (u->activating >= boot->userspace_time)
814 break;
815
816 y += plot_unit_times(u, width, y);
817 }
818
819 svg_bar("active", boot->userspace_time, boot->finish_time, y);
820 svg_bar("security", boot->security_start_time, boot->security_finish_time, y);
821 svg_bar("generators", boot->generators_start_time, boot->generators_finish_time, y);
822 svg_bar("unitsload", boot->unitsload_start_time, boot->unitsload_finish_time, y);
823 svg_text(true, boot->userspace_time, y, "systemd");
824 y++;
825
826 for (; u->has_data; u++)
827 y += plot_unit_times(u, width, y);
828
829 svg("</g>\n");
830
831 /* Legend */
832 svg("<g transform=\"translate(20,100)\">\n");
833 y++;
834 svg_bar("activating", 0, 300000, y);
835 svg_text(true, 400000, y, "Activating");
836 y++;
837 svg_bar("active", 0, 300000, y);
838 svg_text(true, 400000, y, "Active");
839 y++;
840 svg_bar("deactivating", 0, 300000, y);
841 svg_text(true, 400000, y, "Deactivating");
842 y++;
843 svg_bar("security", 0, 300000, y);
844 svg_text(true, 400000, y, "Setting up security module");
845 y++;
846 svg_bar("generators", 0, 300000, y);
847 svg_text(true, 400000, y, "Generators");
848 y++;
849 svg_bar("unitsload", 0, 300000, y);
850 svg_text(true, 400000, y, "Loading unit files");
851 y++;
852
853 svg("</g>\n\n");
854
855 svg("</svg>\n");
856
857 return 0;
858 }
859
860 static int list_dependencies_print(const char *name, unsigned int level, unsigned int branches,
861 bool last, struct unit_times *times, struct boot_times *boot) {
862 unsigned int i;
863 char ts[FORMAT_TIMESPAN_MAX], ts2[FORMAT_TIMESPAN_MAX];
864
865 for (i = level; i != 0; i--)
866 printf("%s", special_glyph(branches & (1 << (i-1)) ? TREE_VERTICAL : TREE_SPACE));
867
868 printf("%s", special_glyph(last ? TREE_RIGHT : TREE_BRANCH));
869
870 if (times) {
871 if (times->time > 0)
872 printf("%s%s @%s +%s%s", ansi_highlight_red(), name,
873 format_timespan(ts, sizeof(ts), times->activating - boot->userspace_time, USEC_PER_MSEC),
874 format_timespan(ts2, sizeof(ts2), times->time, USEC_PER_MSEC), ansi_normal());
875 else if (times->activated > boot->userspace_time)
876 printf("%s @%s", name, format_timespan(ts, sizeof(ts), times->activated - boot->userspace_time, USEC_PER_MSEC));
877 else
878 printf("%s", name);
879 } else
880 printf("%s", name);
881 printf("\n");
882
883 return 0;
884 }
885
886 static int list_dependencies_get_dependencies(sd_bus *bus, const char *name, char ***deps) {
887 _cleanup_free_ char *path = NULL;
888
889 assert(bus);
890 assert(name);
891 assert(deps);
892
893 path = unit_dbus_path_from_name(name);
894 if (!path)
895 return -ENOMEM;
896
897 return bus_get_unit_property_strv(bus, path, "After", deps);
898 }
899
900 static Hashmap *unit_times_hashmap;
901
902 static int list_dependencies_compare(const void *_a, const void *_b) {
903 const char **a = (const char**) _a, **b = (const char**) _b;
904 usec_t usa = 0, usb = 0;
905 struct unit_times *times;
906
907 times = hashmap_get(unit_times_hashmap, *a);
908 if (times)
909 usa = times->activated;
910 times = hashmap_get(unit_times_hashmap, *b);
911 if (times)
912 usb = times->activated;
913
914 return usb - usa;
915 }
916
917 static bool times_in_range(const struct unit_times *times, const struct boot_times *boot) {
918 return times &&
919 times->activated > 0 && times->activated <= boot->finish_time;
920 }
921
922 static int list_dependencies_one(sd_bus *bus, const char *name, unsigned int level, char ***units,
923 unsigned int branches) {
924 _cleanup_strv_free_ char **deps = NULL;
925 char **c;
926 int r = 0;
927 usec_t service_longest = 0;
928 int to_print = 0;
929 struct unit_times *times;
930 struct boot_times *boot;
931
932 if (strv_extend(units, name))
933 return log_oom();
934
935 r = list_dependencies_get_dependencies(bus, name, &deps);
936 if (r < 0)
937 return r;
938
939 qsort_safe(deps, strv_length(deps), sizeof (char*), list_dependencies_compare);
940
941 r = acquire_boot_times(bus, &boot);
942 if (r < 0)
943 return r;
944
945 STRV_FOREACH(c, deps) {
946 times = hashmap_get(unit_times_hashmap, *c);
947 if (times_in_range(times, boot) &&
948 times->activated >= service_longest)
949 service_longest = times->activated;
950 }
951
952 if (service_longest == 0)
953 return r;
954
955 STRV_FOREACH(c, deps) {
956 times = hashmap_get(unit_times_hashmap, *c);
957 if (times_in_range(times, boot) &&
958 service_longest - times->activated <= arg_fuzz)
959 to_print++;
960 }
961
962 if (!to_print)
963 return r;
964
965 STRV_FOREACH(c, deps) {
966 times = hashmap_get(unit_times_hashmap, *c);
967 if (!times_in_range(times, boot) ||
968 service_longest - times->activated > arg_fuzz)
969 continue;
970
971 to_print--;
972
973 r = list_dependencies_print(*c, level, branches, to_print == 0, times, boot);
974 if (r < 0)
975 return r;
976
977 if (strv_contains(*units, *c)) {
978 r = list_dependencies_print("...", level + 1, (branches << 1) | (to_print ? 1 : 0),
979 true, NULL, boot);
980 if (r < 0)
981 return r;
982 continue;
983 }
984
985 r = list_dependencies_one(bus, *c, level + 1, units,
986 (branches << 1) | (to_print ? 1 : 0));
987 if (r < 0)
988 return r;
989
990 if (to_print == 0)
991 break;
992 }
993 return 0;
994 }
995
996 static int list_dependencies(sd_bus *bus, const char *name) {
997 _cleanup_strv_free_ char **units = NULL;
998 char ts[FORMAT_TIMESPAN_MAX];
999 struct unit_times *times;
1000 int r;
1001 const char *id;
1002 _cleanup_free_ char *path = NULL;
1003 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
1004 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1005 struct boot_times *boot;
1006
1007 assert(bus);
1008
1009 path = unit_dbus_path_from_name(name);
1010 if (!path)
1011 return -ENOMEM;
1012
1013 r = sd_bus_get_property(
1014 bus,
1015 "org.freedesktop.systemd1",
1016 path,
1017 "org.freedesktop.systemd1.Unit",
1018 "Id",
1019 &error,
1020 &reply,
1021 "s");
1022 if (r < 0) {
1023 log_error("Failed to get ID: %s", bus_error_message(&error, -r));
1024 return r;
1025 }
1026
1027 r = sd_bus_message_read(reply, "s", &id);
1028 if (r < 0)
1029 return bus_log_parse_error(r);
1030
1031 times = hashmap_get(unit_times_hashmap, id);
1032
1033 r = acquire_boot_times(bus, &boot);
1034 if (r < 0)
1035 return r;
1036
1037 if (times) {
1038 if (times->time)
1039 printf("%s%s +%s%s\n", ansi_highlight_red(), id,
1040 format_timespan(ts, sizeof(ts), times->time, USEC_PER_MSEC), ansi_normal());
1041 else if (times->activated > boot->userspace_time)
1042 printf("%s @%s\n", id, format_timespan(ts, sizeof(ts), times->activated - boot->userspace_time, USEC_PER_MSEC));
1043 else
1044 printf("%s\n", id);
1045 }
1046
1047 return list_dependencies_one(bus, name, 0, &units, 0);
1048 }
1049
1050 static int analyze_critical_chain(int argc, char *argv[], void *userdata) {
1051 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1052 _cleanup_(unit_times_freep) struct unit_times *times = NULL;
1053 struct unit_times *u;
1054 Hashmap *h;
1055 int n, r;
1056
1057 r = acquire_bus(&bus, NULL);
1058 if (r < 0)
1059 return log_error_errno(r, "Failed to create bus connection: %m");
1060
1061 n = acquire_time_data(bus, &times);
1062 if (n <= 0)
1063 return n;
1064
1065 h = hashmap_new(&string_hash_ops);
1066 if (!h)
1067 return log_oom();
1068
1069 for (u = times; u->has_data; u++) {
1070 r = hashmap_put(h, u->name, u);
1071 if (r < 0)
1072 return log_error_errno(r, "Failed to add entry to hashmap: %m");
1073 }
1074 unit_times_hashmap = h;
1075
1076 (void) pager_open(arg_no_pager, false);
1077
1078 puts("The time after the unit is active or started is printed after the \"@\" character.\n"
1079 "The time the unit takes to start is printed after the \"+\" character.\n");
1080
1081 if (argc > 1) {
1082 char **name;
1083 STRV_FOREACH(name, strv_skip(argv, 1))
1084 list_dependencies(bus, *name);
1085 } else
1086 list_dependencies(bus, SPECIAL_DEFAULT_TARGET);
1087
1088 h = hashmap_free(h);
1089 return 0;
1090 }
1091
1092 static int analyze_blame(int argc, char *argv[], void *userdata) {
1093 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1094 _cleanup_(unit_times_freep) struct unit_times *times = NULL;
1095 struct unit_times *u;
1096 int n, r;
1097
1098 r = acquire_bus(&bus, NULL);
1099 if (r < 0)
1100 return log_error_errno(r, "Failed to create bus connection: %m");
1101
1102 n = acquire_time_data(bus, &times);
1103 if (n <= 0)
1104 return n;
1105
1106 qsort(times, n, sizeof(struct unit_times), compare_unit_time);
1107
1108 (void) pager_open(arg_no_pager, false);
1109
1110 for (u = times; u->has_data; u++) {
1111 char ts[FORMAT_TIMESPAN_MAX];
1112
1113 if (u->time > 0)
1114 printf("%16s %s\n", format_timespan(ts, sizeof(ts), u->time, USEC_PER_MSEC), u->name);
1115 }
1116
1117 return 0;
1118 }
1119
1120 static int analyze_time(int argc, char *argv[], void *userdata) {
1121 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1122 _cleanup_free_ char *buf = NULL;
1123 int r;
1124
1125 r = acquire_bus(&bus, NULL);
1126 if (r < 0)
1127 return log_error_errno(r, "Failed to create bus connection: %m");
1128
1129 r = pretty_boot_time(bus, &buf);
1130 if (r < 0)
1131 return r;
1132
1133 puts(buf);
1134 return 0;
1135 }
1136
1137 static int graph_one_property(sd_bus *bus, const UnitInfo *u, const char* prop, const char *color, char* patterns[], char* from_patterns[], char* to_patterns[]) {
1138 _cleanup_strv_free_ char **units = NULL;
1139 char **unit;
1140 int r;
1141 bool match_patterns;
1142
1143 assert(u);
1144 assert(prop);
1145 assert(color);
1146
1147 match_patterns = strv_fnmatch(patterns, u->id, 0);
1148
1149 if (!strv_isempty(from_patterns) &&
1150 !match_patterns &&
1151 !strv_fnmatch(from_patterns, u->id, 0))
1152 return 0;
1153
1154 r = bus_get_unit_property_strv(bus, u->unit_path, prop, &units);
1155 if (r < 0)
1156 return r;
1157
1158 STRV_FOREACH(unit, units) {
1159 bool match_patterns2;
1160
1161 match_patterns2 = strv_fnmatch(patterns, *unit, 0);
1162
1163 if (!strv_isempty(to_patterns) &&
1164 !match_patterns2 &&
1165 !strv_fnmatch(to_patterns, *unit, 0))
1166 continue;
1167
1168 if (!strv_isempty(patterns) && !match_patterns && !match_patterns2)
1169 continue;
1170
1171 printf("\t\"%s\"->\"%s\" [color=\"%s\"];\n", u->id, *unit, color);
1172 }
1173
1174 return 0;
1175 }
1176
1177 static int graph_one(sd_bus *bus, const UnitInfo *u, char *patterns[], char *from_patterns[], char *to_patterns[]) {
1178 int r;
1179
1180 assert(bus);
1181 assert(u);
1182
1183 if (IN_SET(arg_dot, DEP_ORDER, DEP_ALL)) {
1184 r = graph_one_property(bus, u, "After", "green", patterns, from_patterns, to_patterns);
1185 if (r < 0)
1186 return r;
1187 }
1188
1189 if (IN_SET(arg_dot, DEP_REQUIRE, DEP_ALL)) {
1190 r = graph_one_property(bus, u, "Requires", "black", patterns, from_patterns, to_patterns);
1191 if (r < 0)
1192 return r;
1193 r = graph_one_property(bus, u, "Requisite", "darkblue", patterns, from_patterns, to_patterns);
1194 if (r < 0)
1195 return r;
1196 r = graph_one_property(bus, u, "Wants", "grey66", patterns, from_patterns, to_patterns);
1197 if (r < 0)
1198 return r;
1199 r = graph_one_property(bus, u, "Conflicts", "red", patterns, from_patterns, to_patterns);
1200 if (r < 0)
1201 return r;
1202 }
1203
1204 return 0;
1205 }
1206
1207 static int expand_patterns(sd_bus *bus, char **patterns, char ***ret) {
1208 _cleanup_strv_free_ char **expanded_patterns = NULL;
1209 char **pattern;
1210 int r;
1211
1212 STRV_FOREACH(pattern, patterns) {
1213 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1214 _cleanup_free_ char *unit = NULL, *unit_id = NULL;
1215
1216 if (strv_extend(&expanded_patterns, *pattern) < 0)
1217 return log_oom();
1218
1219 if (string_is_glob(*pattern))
1220 continue;
1221
1222 unit = unit_dbus_path_from_name(*pattern);
1223 if (!unit)
1224 return log_oom();
1225
1226 r = sd_bus_get_property_string(
1227 bus,
1228 "org.freedesktop.systemd1",
1229 unit,
1230 "org.freedesktop.systemd1.Unit",
1231 "Id",
1232 &error,
1233 &unit_id);
1234 if (r < 0)
1235 return log_error_errno(r, "Failed to get ID: %s", bus_error_message(&error, r));
1236
1237 if (!streq(*pattern, unit_id)) {
1238 if (strv_extend(&expanded_patterns, unit_id) < 0)
1239 return log_oom();
1240 }
1241 }
1242
1243 *ret = expanded_patterns;
1244 expanded_patterns = NULL; /* do not free */
1245
1246 return 0;
1247 }
1248
1249 static int dot(int argc, char *argv[], void *userdata) {
1250 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
1251 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1252 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1253 _cleanup_strv_free_ char **expanded_patterns = NULL;
1254 _cleanup_strv_free_ char **expanded_from_patterns = NULL;
1255 _cleanup_strv_free_ char **expanded_to_patterns = NULL;
1256 int r;
1257 UnitInfo u;
1258
1259 r = acquire_bus(&bus, NULL);
1260 if (r < 0)
1261 return log_error_errno(r, "Failed to create bus connection: %m");
1262
1263 r = expand_patterns(bus, strv_skip(argv, 1), &expanded_patterns);
1264 if (r < 0)
1265 return r;
1266
1267 r = expand_patterns(bus, arg_dot_from_patterns, &expanded_from_patterns);
1268 if (r < 0)
1269 return r;
1270
1271 r = expand_patterns(bus, arg_dot_to_patterns, &expanded_to_patterns);
1272 if (r < 0)
1273 return r;
1274
1275 r = sd_bus_call_method(
1276 bus,
1277 "org.freedesktop.systemd1",
1278 "/org/freedesktop/systemd1",
1279 "org.freedesktop.systemd1.Manager",
1280 "ListUnits",
1281 &error,
1282 &reply,
1283 "");
1284 if (r < 0) {
1285 log_error("Failed to list units: %s", bus_error_message(&error, -r));
1286 return r;
1287 }
1288
1289 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)");
1290 if (r < 0)
1291 return bus_log_parse_error(r);
1292
1293 printf("digraph systemd {\n");
1294
1295 while ((r = bus_parse_unit_info(reply, &u)) > 0) {
1296
1297 r = graph_one(bus, &u, expanded_patterns, expanded_from_patterns, expanded_to_patterns);
1298 if (r < 0)
1299 return r;
1300 }
1301 if (r < 0)
1302 return bus_log_parse_error(r);
1303
1304 printf("}\n");
1305
1306 log_info(" Color legend: black = Requires\n"
1307 " dark blue = Requisite\n"
1308 " dark grey = Wants\n"
1309 " red = Conflicts\n"
1310 " green = After\n");
1311
1312 if (on_tty())
1313 log_notice("-- You probably want to process this output with graphviz' dot tool.\n"
1314 "-- Try a shell pipeline like 'systemd-analyze dot | dot -Tsvg > systemd.svg'!\n");
1315
1316 return 0;
1317 }
1318
1319 static int dump_fallback(sd_bus *bus) {
1320 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1321 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
1322 const char *text = NULL;
1323 int r;
1324
1325 assert(bus);
1326
1327 r = sd_bus_call_method(
1328 bus,
1329 "org.freedesktop.systemd1",
1330 "/org/freedesktop/systemd1",
1331 "org.freedesktop.systemd1.Manager",
1332 "Dump",
1333 &error,
1334 &reply,
1335 NULL);
1336 if (r < 0)
1337 return log_error_errno(r, "Failed to issue method call Dump: %s", bus_error_message(&error, r));
1338
1339 r = sd_bus_message_read(reply, "s", &text);
1340 if (r < 0)
1341 return bus_log_parse_error(r);
1342
1343 fputs(text, stdout);
1344 return 0;
1345 }
1346
1347 static int dump(int argc, char *argv[], void *userdata) {
1348 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1349 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
1350 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1351 int fd = -1;
1352 int r;
1353
1354 r = acquire_bus(&bus, NULL);
1355 if (r < 0)
1356 return log_error_errno(r, "Failed to create bus connection: %m");
1357
1358 (void) pager_open(arg_no_pager, false);
1359
1360 if (!sd_bus_can_send(bus, SD_BUS_TYPE_UNIX_FD))
1361 return dump_fallback(bus);
1362
1363 r = sd_bus_call_method(
1364 bus,
1365 "org.freedesktop.systemd1",
1366 "/org/freedesktop/systemd1",
1367 "org.freedesktop.systemd1.Manager",
1368 "DumpByFileDescriptor",
1369 &error,
1370 &reply,
1371 NULL);
1372 if (r < 0) {
1373 /* fall back to Dump if DumpByFileDescriptor is not supported */
1374 if (!IN_SET(r, -EACCES, -EBADR))
1375 return log_error_errno(r, "Failed to issue method call DumpByFileDescriptor: %s", bus_error_message(&error, r));
1376
1377 return dump_fallback(bus);
1378 }
1379
1380 r = sd_bus_message_read(reply, "h", &fd);
1381 if (r < 0)
1382 return bus_log_parse_error(r);
1383
1384 fflush(stdout);
1385 return copy_bytes(fd, STDOUT_FILENO, (uint64_t) -1, 0);
1386 }
1387
1388 static int cat_config(int argc, char *argv[], void *userdata) {
1389 char **arg;
1390 int r;
1391
1392 (void) pager_open(arg_no_pager, false);
1393
1394 STRV_FOREACH(arg, argv + 1) {
1395 const char *t = NULL;
1396
1397 if (arg != argv + 1)
1398 print_separator();
1399
1400 if (path_is_absolute(*arg)) {
1401 const char *dir;
1402
1403 NULSTR_FOREACH(dir, CONF_PATHS_NULSTR("")) {
1404 t = path_startswith(*arg, dir);
1405 if (t)
1406 break;
1407 }
1408
1409 if (!t) {
1410 log_error("Path %s does not start with any known prefix.", *arg);
1411 return -EINVAL;
1412 }
1413 } else
1414 t = *arg;
1415
1416 r = conf_files_cat(arg_root, t);
1417 if (r < 0)
1418 return r;
1419 }
1420
1421 return 0;
1422 }
1423
1424 static int set_log_level(int argc, char *argv[], void *userdata) {
1425 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1426 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1427 int r;
1428
1429 assert(argc == 2);
1430 assert(argv);
1431
1432 r = acquire_bus(&bus, NULL);
1433 if (r < 0)
1434 return log_error_errno(r, "Failed to create bus connection: %m");
1435
1436 r = sd_bus_set_property(
1437 bus,
1438 "org.freedesktop.systemd1",
1439 "/org/freedesktop/systemd1",
1440 "org.freedesktop.systemd1.Manager",
1441 "LogLevel",
1442 &error,
1443 "s",
1444 argv[1]);
1445 if (r < 0)
1446 return log_error_errno(r, "Failed to issue method call: %s", bus_error_message(&error, r));
1447
1448 return 0;
1449 }
1450
1451 static int get_log_level(int argc, char *argv[], void *userdata) {
1452 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1453 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1454 _cleanup_free_ char *level = NULL;
1455 int r;
1456
1457 r = acquire_bus(&bus, NULL);
1458 if (r < 0)
1459 return log_error_errno(r, "Failed to create bus connection: %m");
1460
1461 r = sd_bus_get_property_string(
1462 bus,
1463 "org.freedesktop.systemd1",
1464 "/org/freedesktop/systemd1",
1465 "org.freedesktop.systemd1.Manager",
1466 "LogLevel",
1467 &error,
1468 &level);
1469 if (r < 0)
1470 return log_error_errno(r, "Failed to get log level: %s", bus_error_message(&error, r));
1471
1472 puts(level);
1473 return 0;
1474 }
1475
1476 static int get_or_set_log_level(int argc, char *argv[], void *userdata) {
1477 return (argc == 1) ? get_log_level(argc, argv, userdata) : set_log_level(argc, argv, userdata);
1478 }
1479
1480 static int set_log_target(int argc, char *argv[], void *userdata) {
1481 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1482 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1483 int r;
1484
1485 assert(argc == 2);
1486 assert(argv);
1487
1488 r = acquire_bus(&bus, NULL);
1489 if (r < 0)
1490 return log_error_errno(r, "Failed to create bus connection: %m");
1491
1492 r = sd_bus_set_property(
1493 bus,
1494 "org.freedesktop.systemd1",
1495 "/org/freedesktop/systemd1",
1496 "org.freedesktop.systemd1.Manager",
1497 "LogTarget",
1498 &error,
1499 "s",
1500 argv[1]);
1501 if (r < 0)
1502 return log_error_errno(r, "Failed to issue method call: %s", bus_error_message(&error, r));
1503
1504 return 0;
1505 }
1506
1507 static int get_log_target(int argc, char *argv[], void *userdata) {
1508 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1509 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1510 _cleanup_free_ char *target = NULL;
1511 int r;
1512
1513 r = acquire_bus(&bus, NULL);
1514 if (r < 0)
1515 return log_error_errno(r, "Failed to create bus connection: %m");
1516
1517 r = sd_bus_get_property_string(
1518 bus,
1519 "org.freedesktop.systemd1",
1520 "/org/freedesktop/systemd1",
1521 "org.freedesktop.systemd1.Manager",
1522 "LogTarget",
1523 &error,
1524 &target);
1525 if (r < 0)
1526 return log_error_errno(r, "Failed to get log target: %s", bus_error_message(&error, r));
1527
1528 puts(target);
1529 return 0;
1530 }
1531
1532 static int get_or_set_log_target(int argc, char *argv[], void *userdata) {
1533 return (argc == 1) ? get_log_target(argc, argv, userdata) : set_log_target(argc, argv, userdata);
1534 }
1535
1536 static int dump_unit_paths(int argc, char *argv[], void *userdata) {
1537 _cleanup_(lookup_paths_free) LookupPaths paths = {};
1538 int r;
1539 char **p;
1540
1541 r = lookup_paths_init(&paths, arg_scope, 0, NULL);
1542 if (r < 0)
1543 return log_error_errno(r, "lookup_paths_init() failed: %m");
1544
1545 STRV_FOREACH(p, paths.search_path)
1546 puts(*p);
1547
1548 return 0;
1549 }
1550
1551 #if HAVE_SECCOMP
1552 static void dump_syscall_filter(const SyscallFilterSet *set) {
1553 const char *syscall;
1554
1555 printf("%s\n", set->name);
1556 printf(" # %s\n", set->help);
1557 NULSTR_FOREACH(syscall, set->value)
1558 printf(" %s\n", syscall);
1559 }
1560
1561 static int dump_syscall_filters(int argc, char *argv[], void *userdata) {
1562 bool first = true;
1563
1564 (void) pager_open(arg_no_pager, false);
1565
1566 if (strv_isempty(strv_skip(argv, 1))) {
1567 int i;
1568
1569 for (i = 0; i < _SYSCALL_FILTER_SET_MAX; i++) {
1570 if (!first)
1571 puts("");
1572 dump_syscall_filter(syscall_filter_sets + i);
1573 first = false;
1574 }
1575 } else {
1576 char **name;
1577
1578 STRV_FOREACH(name, strv_skip(argv, 1)) {
1579 const SyscallFilterSet *set;
1580
1581 if (!first)
1582 puts("");
1583
1584 set = syscall_filter_set_find(*name);
1585 if (!set) {
1586 /* make sure the error appears below normal output */
1587 fflush(stdout);
1588
1589 log_error("Filter set \"%s\" not found.", *name);
1590 return -ENOENT;
1591 }
1592
1593 dump_syscall_filter(set);
1594 first = false;
1595 }
1596 }
1597
1598 return 0;
1599 }
1600
1601 #else
1602 static int dump_syscall_filters(int argc, char *argv[], void *userdata) {
1603 log_error("Not compiled with syscall filters, sorry.");
1604 return -EOPNOTSUPP;
1605 }
1606 #endif
1607
1608 static int test_calendar(int argc, char *argv[], void *userdata) {
1609 int ret = 0, r;
1610 char **p;
1611 usec_t n;
1612
1613 n = now(CLOCK_REALTIME);
1614
1615 STRV_FOREACH(p, strv_skip(argv, 1)) {
1616 _cleanup_(calendar_spec_freep) CalendarSpec *spec = NULL;
1617 _cleanup_free_ char *t = NULL;
1618 usec_t next;
1619
1620 r = calendar_spec_from_string(*p, &spec);
1621 if (r < 0) {
1622 ret = log_error_errno(r, "Failed to parse calendar specification '%s': %m", *p);
1623 continue;
1624 }
1625
1626 r = calendar_spec_normalize(spec);
1627 if (r < 0) {
1628 ret = log_error_errno(r, "Failed to normalize calendar specification '%s': %m", *p);
1629 continue;
1630 }
1631
1632 r = calendar_spec_to_string(spec, &t);
1633 if (r < 0) {
1634 ret = log_error_errno(r, "Failed to format calendar specification '%s': %m", *p);
1635 continue;
1636 }
1637
1638 if (!streq(t, *p))
1639 printf(" Original form: %s\n", *p);
1640
1641 printf("Normalized form: %s\n", t);
1642
1643 r = calendar_spec_next_usec(spec, n, &next);
1644 if (r == -ENOENT)
1645 printf(" Next elapse: never\n");
1646 else if (r < 0) {
1647 ret = log_error_errno(r, "Failed to determine next elapse for '%s': %m", *p);
1648 continue;
1649 } else {
1650 char buffer[CONST_MAX(FORMAT_TIMESTAMP_MAX, FORMAT_TIMESTAMP_RELATIVE_MAX)];
1651
1652 printf(" Next elapse: %s\n", format_timestamp(buffer, sizeof(buffer), next));
1653
1654 if (!in_utc_timezone())
1655 printf(" (in UTC): %s\n", format_timestamp_utc(buffer, sizeof(buffer), next));
1656
1657 printf(" From now: %s\n", format_timestamp_relative(buffer, sizeof(buffer), next));
1658 }
1659
1660 if (*(p+1))
1661 putchar('\n');
1662 }
1663
1664 return ret;
1665 }
1666
1667 static int service_watchdogs(int argc, char *argv[], void *userdata) {
1668 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1669 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1670 int b, r;
1671
1672 assert(IN_SET(argc, 1, 2));
1673 assert(argv);
1674
1675 r = acquire_bus(&bus, NULL);
1676 if (r < 0)
1677 return log_error_errno(r, "Failed to create bus connection: %m");
1678
1679 /* get ServiceWatchdogs */
1680 if (argc == 1) {
1681 r = sd_bus_get_property_trivial(
1682 bus,
1683 "org.freedesktop.systemd1",
1684 "/org/freedesktop/systemd1",
1685 "org.freedesktop.systemd1.Manager",
1686 "ServiceWatchdogs",
1687 &error,
1688 'b',
1689 &b);
1690 if (r < 0)
1691 return log_error_errno(r, "Failed to get service-watchdog state: %s", bus_error_message(&error, r));
1692
1693 printf("%s\n", yes_no(!!b));
1694
1695 return 0;
1696 }
1697
1698 /* set ServiceWatchdogs */
1699 b = parse_boolean(argv[1]);
1700 if (b < 0) {
1701 log_error("Failed to parse service-watchdogs argument.");
1702 return -EINVAL;
1703 }
1704
1705 r = sd_bus_set_property(
1706 bus,
1707 "org.freedesktop.systemd1",
1708 "/org/freedesktop/systemd1",
1709 "org.freedesktop.systemd1.Manager",
1710 "ServiceWatchdogs",
1711 &error,
1712 "b",
1713 b);
1714 if (r < 0)
1715 return log_error_errno(r, "Failed to set service-watchdog state: %s", bus_error_message(&error, r));
1716
1717 return 0;
1718 }
1719
1720 static int do_verify(int argc, char *argv[], void *userdata) {
1721 return verify_units(strv_skip(argv, 1), arg_scope, arg_man, arg_generators);
1722 }
1723
1724 static int help(int argc, char *argv[], void *userdata) {
1725
1726 (void) pager_open(arg_no_pager, false);
1727
1728 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
1729 "Profile systemd, show unit dependencies, check unit files.\n\n"
1730 " -h --help Show this help\n"
1731 " --version Show package version\n"
1732 " --no-pager Do not pipe output into a pager\n"
1733 " --system Operate on system systemd instance\n"
1734 " --user Operate on user systemd instance\n"
1735 " --global Operate on global user configuration\n"
1736 " -H --host=[USER@]HOST Operate on remote host\n"
1737 " -M --machine=CONTAINER Operate on local container\n"
1738 " --order Show only order in the graph\n"
1739 " --require Show only requirement in the graph\n"
1740 " --from-pattern=GLOB Show only origins in the graph\n"
1741 " --to-pattern=GLOB Show only destinations in the graph\n"
1742 " --fuzz=SECONDS Also print also services which finished SECONDS\n"
1743 " earlier than the latest in the branch\n"
1744 " --man[=BOOL] Do [not] check for existence of man pages\n\n"
1745 " --generators[=BOOL] Do [not] run unit generators (requires privileges)\n\n"
1746 "Commands:\n"
1747 " time Print time spent in the kernel\n"
1748 " blame Print list of running units ordered by time to init\n"
1749 " critical-chain [UNIT...] Print a tree of the time critical chain of units\n"
1750 " plot Output SVG graphic showing service initialization\n"
1751 " dot [UNIT...] Output dependency graph in man:dot(1) format\n"
1752 " log-level [LEVEL] Get/set logging threshold for manager\n"
1753 " log-target [TARGET] Get/set logging target for manager\n"
1754 " dump Output state serialization of service manager\n"
1755 " cat-config Show configuration file and drop-ins\n"
1756 " unit-paths List load directories for units\n"
1757 " syscall-filter [NAME...] Print list of syscalls in seccomp filter\n"
1758 " verify FILE... Check unit files for correctness\n"
1759 " calendar SPEC... Validate repetitive calendar time events\n"
1760 " service-watchdogs [BOOL] Get/set service watchdog state\n"
1761 , program_invocation_short_name);
1762
1763 /* When updating this list, including descriptions, apply
1764 * changes to shell-completion/bash/systemd-analyze and
1765 * shell-completion/zsh/_systemd-analyze too. */
1766
1767 return 0;
1768 }
1769
1770 static int parse_argv(int argc, char *argv[]) {
1771 enum {
1772 ARG_VERSION = 0x100,
1773 ARG_ORDER,
1774 ARG_REQUIRE,
1775 ARG_ROOT,
1776 ARG_SYSTEM,
1777 ARG_USER,
1778 ARG_GLOBAL,
1779 ARG_DOT_FROM_PATTERN,
1780 ARG_DOT_TO_PATTERN,
1781 ARG_FUZZ,
1782 ARG_NO_PAGER,
1783 ARG_MAN,
1784 ARG_GENERATORS,
1785 };
1786
1787 static const struct option options[] = {
1788 { "help", no_argument, NULL, 'h' },
1789 { "version", no_argument, NULL, ARG_VERSION },
1790 { "order", no_argument, NULL, ARG_ORDER },
1791 { "require", no_argument, NULL, ARG_REQUIRE },
1792 { "root", required_argument, NULL, ARG_ROOT },
1793 { "system", no_argument, NULL, ARG_SYSTEM },
1794 { "user", no_argument, NULL, ARG_USER },
1795 { "global", no_argument, NULL, ARG_GLOBAL },
1796 { "from-pattern", required_argument, NULL, ARG_DOT_FROM_PATTERN },
1797 { "to-pattern", required_argument, NULL, ARG_DOT_TO_PATTERN },
1798 { "fuzz", required_argument, NULL, ARG_FUZZ },
1799 { "no-pager", no_argument, NULL, ARG_NO_PAGER },
1800 { "man", optional_argument, NULL, ARG_MAN },
1801 { "generators", optional_argument, NULL, ARG_GENERATORS },
1802 { "host", required_argument, NULL, 'H' },
1803 { "machine", required_argument, NULL, 'M' },
1804 {}
1805 };
1806
1807 int r, c;
1808
1809 assert(argc >= 0);
1810 assert(argv);
1811
1812 while ((c = getopt_long(argc, argv, "hH:M:", options, NULL)) >= 0)
1813 switch (c) {
1814
1815 case 'h':
1816 return help(0, NULL, NULL);
1817
1818 case ARG_VERSION:
1819 return version();
1820
1821 case ARG_ROOT:
1822 arg_root = optarg;
1823 break;
1824
1825 case ARG_SYSTEM:
1826 arg_scope = UNIT_FILE_SYSTEM;
1827 break;
1828
1829 case ARG_USER:
1830 arg_scope = UNIT_FILE_USER;
1831 break;
1832
1833 case ARG_GLOBAL:
1834 arg_scope = UNIT_FILE_GLOBAL;
1835 break;
1836
1837 case ARG_ORDER:
1838 arg_dot = DEP_ORDER;
1839 break;
1840
1841 case ARG_REQUIRE:
1842 arg_dot = DEP_REQUIRE;
1843 break;
1844
1845 case ARG_DOT_FROM_PATTERN:
1846 if (strv_extend(&arg_dot_from_patterns, optarg) < 0)
1847 return log_oom();
1848
1849 break;
1850
1851 case ARG_DOT_TO_PATTERN:
1852 if (strv_extend(&arg_dot_to_patterns, optarg) < 0)
1853 return log_oom();
1854
1855 break;
1856
1857 case ARG_FUZZ:
1858 r = parse_sec(optarg, &arg_fuzz);
1859 if (r < 0)
1860 return r;
1861 break;
1862
1863 case ARG_NO_PAGER:
1864 arg_no_pager = true;
1865 break;
1866
1867 case 'H':
1868 arg_transport = BUS_TRANSPORT_REMOTE;
1869 arg_host = optarg;
1870 break;
1871
1872 case 'M':
1873 arg_transport = BUS_TRANSPORT_MACHINE;
1874 arg_host = optarg;
1875 break;
1876
1877 case ARG_MAN:
1878 if (optarg) {
1879 r = parse_boolean(optarg);
1880 if (r < 0) {
1881 log_error("Failed to parse --man= argument.");
1882 return -EINVAL;
1883 }
1884
1885 arg_man = r;
1886 } else
1887 arg_man = true;
1888
1889 break;
1890
1891 case ARG_GENERATORS:
1892 if (optarg) {
1893 r = parse_boolean(optarg);
1894 if (r < 0) {
1895 log_error("Failed to parse --generators= argument.");
1896 return -EINVAL;
1897 }
1898
1899 arg_generators = r;
1900 } else
1901 arg_generators = true;
1902
1903 break;
1904
1905 case '?':
1906 return -EINVAL;
1907
1908 default:
1909 assert_not_reached("Unhandled option code.");
1910 }
1911
1912 if (arg_scope == UNIT_FILE_GLOBAL &&
1913 !STR_IN_SET(argv[optind] ?: "time", "dot", "unit-paths", "verify")) {
1914 log_error("Option --global only makes sense with verbs dot, unit-paths, verify.");
1915 return -EINVAL;
1916 }
1917
1918 if (arg_root && !streq_ptr(argv[optind], "cat-config")) {
1919 log_error("Option --root is only supported for cat-config right now.");
1920 return -EINVAL;
1921 }
1922
1923 return 1; /* work to do */
1924 }
1925
1926 int main(int argc, char *argv[]) {
1927
1928 static const Verb verbs[] = {
1929 { "help", VERB_ANY, VERB_ANY, 0, help },
1930 { "time", VERB_ANY, 1, VERB_DEFAULT, analyze_time },
1931 { "blame", VERB_ANY, 1, 0, analyze_blame },
1932 { "critical-chain", VERB_ANY, VERB_ANY, 0, analyze_critical_chain },
1933 { "plot", VERB_ANY, 1, 0, analyze_plot },
1934 { "dot", VERB_ANY, VERB_ANY, 0, dot },
1935 { "log-level", VERB_ANY, 2, 0, get_or_set_log_level },
1936 { "log-target", VERB_ANY, 2, 0, get_or_set_log_target },
1937 /* The following four verbs are deprecated aliases */
1938 { "set-log-level", 2, 2, 0, set_log_level },
1939 { "get-log-level", VERB_ANY, 1, 0, get_log_level },
1940 { "set-log-target", 2, 2, 0, set_log_target },
1941 { "get-log-target", VERB_ANY, 1, 0, get_log_target },
1942 { "dump", VERB_ANY, 1, 0, dump },
1943 { "cat-config", 2, VERB_ANY, 0, cat_config },
1944 { "unit-paths", 1, 1, 0, dump_unit_paths },
1945 { "syscall-filter", VERB_ANY, VERB_ANY, 0, dump_syscall_filters },
1946 { "verify", 2, VERB_ANY, 0, do_verify },
1947 { "calendar", 2, VERB_ANY, 0, test_calendar },
1948 { "service-watchdogs", VERB_ANY, 2, 0, service_watchdogs },
1949 {}
1950 };
1951
1952 int r;
1953
1954 setlocale(LC_ALL, "");
1955 setlocale(LC_NUMERIC, "C"); /* we want to format/parse floats in C style */
1956
1957 log_parse_environment();
1958 log_open();
1959
1960 r = parse_argv(argc, argv);
1961 if (r <= 0)
1962 goto finish;
1963
1964 r = dispatch_verb(argc, argv, verbs, NULL);
1965
1966 finish:
1967 pager_close();
1968
1969 strv_free(arg_dot_from_patterns);
1970 strv_free(arg_dot_to_patterns);
1971
1972 return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
1973 }
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