1 /* SPDX-License-Identifier: LGPL-2.1+ */
3 Copyright © 2013 Simon Peeters
14 #include "alloc-util.h"
15 #include "analyze-verify.h"
16 #include "bus-error.h"
17 #include "bus-unit-util.h"
19 #include "calendarspec.h"
21 #include "conf-files.h"
24 #include "glob-util.h"
26 #include "locale-util.h"
29 #include "parse-util.h"
30 #include "path-util.h"
32 #include "seccomp-util.h"
37 #include "time-util.h"
38 #include "terminal-util.h"
39 #include "unit-name.h"
43 #define SCALE_X (0.1 / 1000.0) /* pixels per us */
44 #define SCALE_Y (20.0)
46 #define svg(...) printf(__VA_ARGS__)
48 #define svg_bar(class, x1, x2, y) \
49 svg(" <rect class=\"%s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", \
51 SCALE_X * (x1), SCALE_Y * (y), \
52 SCALE_X * ((x2) - (x1)), SCALE_Y - 1.0)
54 #define svg_text(b, x, y, format, ...) \
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__); \
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
;
81 usec_t kernel_done_time
;
83 usec_t userspace_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
;
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.
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).
108 usec_t reverse_offset
;
124 char *kernel_release
;
125 char *kernel_version
;
126 char *os_pretty_name
;
127 char *virtualization
;
131 static int acquire_bus(sd_bus
**bus
, bool *use_full_bus
) {
132 bool user
= arg_scope
!= UNIT_FILE_SYSTEM
;
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
))
140 *use_full_bus
= false;
143 return bus_connect_transport_systemd(arg_transport
, arg_host
, user
, bus
);
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
;
156 r
= sd_bus_get_property_trivial(
158 "org.freedesktop.systemd1",
166 return log_error_errno(r
, "Failed to parse reply: %s", bus_error_message(&error
, -r
));
171 static int bus_get_unit_property_strv(sd_bus
*bus
, const char *path
, const char *property
, char ***strv
) {
172 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
180 r
= sd_bus_get_property_strv(
182 "org.freedesktop.systemd1",
184 "org.freedesktop.systemd1.Unit",
189 return log_error_errno(r
, "Failed to get unit property %s: %s", property
, bus_error_message(&error
, -r
));
194 static int compare_unit_time(const struct unit_times
*a
, const struct unit_times
*b
) {
195 return CMP(b
->time
, a
->time
);
198 static int compare_unit_start(const struct unit_times
*a
, const struct unit_times
*b
) {
199 return CMP(a
->activating
, b
->activating
);
202 static void unit_times_free(struct unit_times
*t
) {
203 struct unit_times
*p
;
205 for (p
= t
; p
->has_data
; p
++)
210 DEFINE_TRIVIAL_CLEANUP_FUNC(struct unit_times
*, unit_times_free
);
212 static void subtract_timestamp(usec_t
*a
, usec_t b
) {
221 static int acquire_boot_times(sd_bus
*bus
, struct boot_times
**bt
) {
222 static const struct bus_properties_map property_map
[] = {
223 { "FirmwareTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, firmware_time
) },
224 { "LoaderTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, loader_time
) },
225 { "KernelTimestamp", "t", NULL
, offsetof(struct boot_times
, kernel_time
) },
226 { "InitRDTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_time
) },
227 { "UserspaceTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, userspace_time
) },
228 { "FinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, finish_time
) },
229 { "SecurityStartTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, security_start_time
) },
230 { "SecurityFinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, security_finish_time
) },
231 { "GeneratorsStartTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, generators_start_time
) },
232 { "GeneratorsFinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, generators_finish_time
) },
233 { "UnitsLoadStartTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, unitsload_start_time
) },
234 { "UnitsLoadFinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, unitsload_finish_time
) },
235 { "InitRDSecurityStartTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_security_start_time
) },
236 { "InitRDSecurityFinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_security_finish_time
) },
237 { "InitRDGeneratorsStartTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_generators_start_time
) },
238 { "InitRDGeneratorsFinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_generators_finish_time
) },
239 { "InitRDUnitsLoadStartTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_unitsload_start_time
) },
240 { "InitRDUnitsLoadFinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_unitsload_finish_time
) },
243 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
244 static struct boot_times times
;
245 static bool cached
= false;
251 assert_cc(sizeof(usec_t
) == sizeof(uint64_t));
253 r
= bus_map_all_properties(
255 "org.freedesktop.systemd1",
256 "/org/freedesktop/systemd1",
263 return log_error_errno(r
, "Failed to get timestamp properties: %s", bus_error_message(&error
, r
));
265 if (times
.finish_time
<= 0) {
266 log_error("Bootup is not yet finished (org.freedesktop.systemd1.Manager.FinishTimestampMonotonic=%"PRIu64
").\n"
267 "Please try again later.\n"
268 "Hint: Use 'systemctl%s list-jobs' to see active jobs",
270 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user");
274 if (arg_scope
== UNIT_FILE_SYSTEM
&& times
.security_start_time
> 0) {
275 /* security_start_time is set when systemd is not running under container environment. */
276 if (times
.initrd_time
> 0)
277 times
.kernel_done_time
= times
.initrd_time
;
279 times
.kernel_done_time
= times
.userspace_time
;
282 * User-instance-specific or container-system-specific timestamps processing
283 * (see comment to reverse_offset in struct boot_times).
285 times
.reverse_offset
= times
.userspace_time
;
287 times
.firmware_time
= times
.loader_time
= times
.kernel_time
= times
.initrd_time
= times
.userspace_time
=
288 times
.security_start_time
= times
.security_finish_time
= 0;
290 subtract_timestamp(×
.finish_time
, times
.reverse_offset
);
292 subtract_timestamp(×
.generators_start_time
, times
.reverse_offset
);
293 subtract_timestamp(×
.generators_finish_time
, times
.reverse_offset
);
295 subtract_timestamp(×
.unitsload_start_time
, times
.reverse_offset
);
296 subtract_timestamp(×
.unitsload_finish_time
, times
.reverse_offset
);
306 static void free_host_info(struct host_info
*hi
) {
312 free(hi
->kernel_name
);
313 free(hi
->kernel_release
);
314 free(hi
->kernel_version
);
315 free(hi
->os_pretty_name
);
316 free(hi
->virtualization
);
317 free(hi
->architecture
);
321 DEFINE_TRIVIAL_CLEANUP_FUNC(struct host_info
*, free_host_info
);
323 static int acquire_time_data(sd_bus
*bus
, struct unit_times
**out
) {
324 static const struct bus_properties_map property_map
[] = {
325 { "InactiveExitTimestampMonotonic", "t", NULL
, offsetof(struct unit_times
, activating
) },
326 { "ActiveEnterTimestampMonotonic", "t", NULL
, offsetof(struct unit_times
, activated
) },
327 { "ActiveExitTimestampMonotonic", "t", NULL
, offsetof(struct unit_times
, deactivating
) },
328 { "InactiveEnterTimestampMonotonic", "t", NULL
, offsetof(struct unit_times
, deactivated
) },
331 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
332 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
333 _cleanup_(unit_times_freep
) struct unit_times
*unit_times
= NULL
;
334 struct boot_times
*boot_times
= NULL
;
335 size_t allocated
= 0, c
= 0;
339 r
= acquire_boot_times(bus
, &boot_times
);
343 r
= sd_bus_call_method(
345 "org.freedesktop.systemd1",
346 "/org/freedesktop/systemd1",
347 "org.freedesktop.systemd1.Manager",
352 return log_error_errno(r
, "Failed to list units: %s", bus_error_message(&error
, -r
));
354 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssssouso)");
356 return bus_log_parse_error(r
);
358 while ((r
= bus_parse_unit_info(reply
, &u
)) > 0) {
359 struct unit_times
*t
;
361 if (!GREEDY_REALLOC(unit_times
, allocated
, c
+2))
364 unit_times
[c
+1].has_data
= false;
368 assert_cc(sizeof(usec_t
) == sizeof(uint64_t));
370 r
= bus_map_all_properties(
372 "org.freedesktop.systemd1",
380 return log_error_errno(r
, "Failed to get timestamp properties of unit %s: %s", u
.id
, bus_error_message(&error
, r
));
382 subtract_timestamp(&t
->activating
, boot_times
->reverse_offset
);
383 subtract_timestamp(&t
->activated
, boot_times
->reverse_offset
);
384 subtract_timestamp(&t
->deactivating
, boot_times
->reverse_offset
);
385 subtract_timestamp(&t
->deactivated
, boot_times
->reverse_offset
);
387 if (t
->activated
>= t
->activating
)
388 t
->time
= t
->activated
- t
->activating
;
389 else if (t
->deactivated
>= t
->activating
)
390 t
->time
= t
->deactivated
- t
->activating
;
394 if (t
->activating
== 0)
397 t
->name
= strdup(u
.id
);
405 return bus_log_parse_error(r
);
407 *out
= TAKE_PTR(unit_times
);
411 static int acquire_host_info(sd_bus
*bus
, struct host_info
**hi
) {
412 static const struct bus_properties_map hostname_map
[] = {
413 { "Hostname", "s", NULL
, offsetof(struct host_info
, hostname
) },
414 { "KernelName", "s", NULL
, offsetof(struct host_info
, kernel_name
) },
415 { "KernelRelease", "s", NULL
, offsetof(struct host_info
, kernel_release
) },
416 { "KernelVersion", "s", NULL
, offsetof(struct host_info
, kernel_version
) },
417 { "OperatingSystemPrettyName", "s", NULL
, offsetof(struct host_info
, os_pretty_name
) },
421 static const struct bus_properties_map manager_map
[] = {
422 { "Virtualization", "s", NULL
, offsetof(struct host_info
, virtualization
) },
423 { "Architecture", "s", NULL
, offsetof(struct host_info
, architecture
) },
427 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
428 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*system_bus
= NULL
;
429 _cleanup_(free_host_infop
) struct host_info
*host
;
432 host
= new0(struct host_info
, 1);
436 if (arg_scope
!= UNIT_FILE_SYSTEM
) {
437 r
= bus_connect_transport(arg_transport
, arg_host
, false, &system_bus
);
439 log_debug_errno(r
, "Failed to connect to system bus, ignoring: %m");
444 r
= bus_map_all_properties(system_bus
?: bus
,
445 "org.freedesktop.hostname1",
446 "/org/freedesktop/hostname1",
453 log_debug_errno(r
, "Failed to get host information from systemd-hostnamed, ignoring: %s", bus_error_message(&error
, r
));
454 sd_bus_error_free(&error
);
458 r
= bus_map_all_properties(bus
,
459 "org.freedesktop.systemd1",
460 "/org/freedesktop/systemd1",
467 return log_error_errno(r
, "Failed to get host information from systemd: %s", bus_error_message(&error
, r
));
469 *hi
= TAKE_PTR(host
);
474 static int pretty_boot_time(sd_bus
*bus
, char **_buf
) {
475 char ts
[FORMAT_TIMESPAN_MAX
];
476 struct boot_times
*t
;
477 static char buf
[4096];
481 usec_t activated_time
= USEC_INFINITY
;
482 _cleanup_free_
char* path
= NULL
, *unit_id
= NULL
;
483 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
485 r
= acquire_boot_times(bus
, &t
);
489 path
= unit_dbus_path_from_name(SPECIAL_DEFAULT_TARGET
);
493 r
= sd_bus_get_property_string(
495 "org.freedesktop.systemd1",
497 "org.freedesktop.systemd1.Unit",
502 log_error_errno(r
, "default.target doesn't seem to exist: %s", bus_error_message(&error
, r
));
506 r
= bus_get_uint64_property(bus
, path
,
507 "org.freedesktop.systemd1.Unit",
508 "ActiveEnterTimestampMonotonic",
511 log_info_errno(r
, "Could not get time to reach default.target, ignoring: %m");
512 activated_time
= USEC_INFINITY
;
518 size
= strpcpyf(&ptr
, size
, "Startup finished in ");
519 if (t
->firmware_time
> 0)
520 size
= strpcpyf(&ptr
, size
, "%s (firmware) + ", format_timespan(ts
, sizeof(ts
), t
->firmware_time
- t
->loader_time
, USEC_PER_MSEC
));
521 if (t
->loader_time
> 0)
522 size
= strpcpyf(&ptr
, size
, "%s (loader) + ", format_timespan(ts
, sizeof(ts
), t
->loader_time
, USEC_PER_MSEC
));
523 if (t
->kernel_done_time
> 0)
524 size
= strpcpyf(&ptr
, size
, "%s (kernel) + ", format_timespan(ts
, sizeof(ts
), t
->kernel_done_time
, USEC_PER_MSEC
));
525 if (t
->initrd_time
> 0)
526 size
= strpcpyf(&ptr
, size
, "%s (initrd) + ", format_timespan(ts
, sizeof(ts
), t
->userspace_time
- t
->initrd_time
, USEC_PER_MSEC
));
528 size
= strpcpyf(&ptr
, size
, "%s (userspace) ", format_timespan(ts
, sizeof(ts
), t
->finish_time
- t
->userspace_time
, USEC_PER_MSEC
));
529 if (t
->kernel_done_time
> 0)
530 strpcpyf(&ptr
, size
, "= %s ", format_timespan(ts
, sizeof(ts
), t
->firmware_time
+ t
->finish_time
, USEC_PER_MSEC
));
532 if (unit_id
&& activated_time
> 0 && activated_time
!= USEC_INFINITY
) {
533 usec_t base
= t
->userspace_time
> 0 ? t
->userspace_time
: t
->reverse_offset
;
535 size
= strpcpyf(&ptr
, size
, "\n%s reached after %s in userspace", unit_id
,
536 format_timespan(ts
, sizeof(ts
), activated_time
- base
, USEC_PER_MSEC
));
537 } else if (unit_id
&& activated_time
== 0)
538 size
= strpcpyf(&ptr
, size
, "\n%s was never reached", unit_id
);
539 else if (unit_id
&& activated_time
== USEC_INFINITY
)
540 size
= strpcpyf(&ptr
, size
, "\nCould not get time to reach %s.", unit_id
);
542 size
= strpcpyf(&ptr
, size
, "\ncould not find default.target");
552 static void svg_graph_box(double height
, double begin
, double end
) {
555 /* outside box, fill */
556 svg("<rect class=\"box\" x=\"0\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n",
557 SCALE_X
* (end
- begin
), SCALE_Y
* height
);
559 for (i
= ((long long) (begin
/ 100000)) * 100000; i
<= end
; i
+=100000) {
560 /* lines for each second */
561 if (i
% 5000000 == 0)
562 svg(" <line class=\"sec5\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
563 " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
564 SCALE_X
* i
, SCALE_X
* i
, SCALE_Y
* height
, SCALE_X
* i
, -5.0, 0.000001 * i
);
565 else if (i
% 1000000 == 0)
566 svg(" <line class=\"sec1\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
567 " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
568 SCALE_X
* i
, SCALE_X
* i
, SCALE_Y
* height
, SCALE_X
* i
, -5.0, 0.000001 * i
);
570 svg(" <line class=\"sec01\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n",
571 SCALE_X
* i
, SCALE_X
* i
, SCALE_Y
* height
);
575 static int plot_unit_times(struct unit_times
*u
, double width
, int y
) {
576 char ts
[FORMAT_TIMESPAN_MAX
];
582 svg_bar("activating", u
->activating
, u
->activated
, y
);
583 svg_bar("active", u
->activated
, u
->deactivating
, y
);
584 svg_bar("deactivating", u
->deactivating
, u
->deactivated
, y
);
586 /* place the text on the left if we have passed the half of the svg width */
587 b
= u
->activating
* SCALE_X
< width
/ 2;
589 svg_text(b
, u
->activating
, y
, "%s (%s)",
590 u
->name
, format_timespan(ts
, sizeof(ts
), u
->time
, USEC_PER_MSEC
));
592 svg_text(b
, u
->activating
, y
, "%s", u
->name
);
597 static int analyze_plot(int argc
, char *argv
[], void *userdata
) {
598 _cleanup_(free_host_infop
) struct host_info
*host
= NULL
;
599 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
600 _cleanup_(unit_times_freep
) struct unit_times
*times
= NULL
;
601 _cleanup_free_
char *pretty_times
= NULL
;
602 bool use_full_bus
= arg_scope
== UNIT_FILE_SYSTEM
;
603 struct boot_times
*boot
;
604 struct unit_times
*u
;
605 int n
, m
= 1, y
= 0, r
;
608 r
= acquire_bus(&bus
, &use_full_bus
);
610 return log_error_errno(r
, "Failed to create bus connection: %m");
612 n
= acquire_boot_times(bus
, &boot
);
616 n
= pretty_boot_time(bus
, &pretty_times
);
620 if (use_full_bus
|| arg_scope
!= UNIT_FILE_SYSTEM
) {
621 n
= acquire_host_info(bus
, &host
);
626 n
= acquire_time_data(bus
, ×
);
630 typesafe_qsort(times
, n
, compare_unit_start
);
632 width
= SCALE_X
* (boot
->firmware_time
+ boot
->finish_time
);
636 if (boot
->firmware_time
> boot
->loader_time
)
638 if (boot
->loader_time
> 0) {
643 if (boot
->initrd_time
> 0)
645 if (boot
->kernel_done_time
> 0)
648 for (u
= times
; u
->has_data
; u
++) {
649 double text_start
, text_width
;
651 if (u
->activating
> boot
->finish_time
) {
652 u
->name
= mfree(u
->name
);
656 /* If the text cannot fit on the left side then
657 * increase the svg width so it fits on the right.
658 * TODO: calculate the text width more accurately */
659 text_width
= 8.0 * strlen(u
->name
);
660 text_start
= (boot
->firmware_time
+ u
->activating
) * SCALE_X
;
661 if (text_width
> text_start
&& text_width
+ text_start
> width
)
662 width
= text_width
+ text_start
;
664 if (u
->deactivated
> u
->activating
&&
665 u
->deactivated
<= boot
->finish_time
&&
666 u
->activated
== 0 && u
->deactivating
== 0)
667 u
->activated
= u
->deactivating
= u
->deactivated
;
668 if (u
->activated
< u
->activating
|| u
->activated
> boot
->finish_time
)
669 u
->activated
= boot
->finish_time
;
670 if (u
->deactivating
< u
->activated
|| u
->deactivating
> boot
->finish_time
)
671 u
->deactivating
= boot
->finish_time
;
672 if (u
->deactivated
< u
->deactivating
|| u
->deactivated
> boot
->finish_time
)
673 u
->deactivated
= boot
->finish_time
;
677 svg("<?xml version=\"1.0\" standalone=\"no\"?>\n"
678 "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" "
679 "\"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n");
681 svg("<svg width=\"%.0fpx\" height=\"%.0fpx\" version=\"1.1\" "
682 "xmlns=\"http://www.w3.org/2000/svg\">\n\n",
683 80.0 + width
, 150.0 + (m
* SCALE_Y
) +
684 5 * SCALE_Y
/* legend */);
686 /* write some basic info as a comment, including some help */
687 svg("<!-- This file is a systemd-analyze SVG file. It is best rendered in a -->\n"
688 "<!-- browser such as Chrome, Chromium or Firefox. Other applications -->\n"
689 "<!-- that render these files properly but much slower are ImageMagick, -->\n"
690 "<!-- gimp, inkscape, etc. To display the files on your system, just -->\n"
691 "<!-- point your browser to this file. -->\n\n"
692 "<!-- This plot was generated by systemd-analyze version %-16.16s -->\n\n", PACKAGE_VERSION
);
695 svg("<defs>\n <style type=\"text/css\">\n <![CDATA[\n"
696 " rect { stroke-width: 1; stroke-opacity: 0; }\n"
697 " rect.background { fill: rgb(255,255,255); }\n"
698 " rect.activating { fill: rgb(255,0,0); fill-opacity: 0.7; }\n"
699 " rect.active { fill: rgb(200,150,150); fill-opacity: 0.7; }\n"
700 " rect.deactivating { fill: rgb(150,100,100); fill-opacity: 0.7; }\n"
701 " rect.kernel { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
702 " rect.initrd { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
703 " rect.firmware { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
704 " rect.loader { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
705 " rect.userspace { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
706 " rect.security { fill: rgb(144,238,144); fill-opacity: 0.7; }\n"
707 " rect.generators { fill: rgb(102,204,255); fill-opacity: 0.7; }\n"
708 " rect.unitsload { fill: rgb( 82,184,255); fill-opacity: 0.7; }\n"
709 " rect.box { fill: rgb(240,240,240); stroke: rgb(192,192,192); }\n"
710 " line { stroke: rgb(64,64,64); stroke-width: 1; }\n"
712 " line.sec5 { stroke-width: 2; }\n"
713 " line.sec01 { stroke: rgb(224,224,224); stroke-width: 1; }\n"
714 " text { font-family: Verdana, Helvetica; font-size: 14px; }\n"
715 " text.left { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: start; }\n"
716 " text.right { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: end; }\n"
717 " text.sec { font-size: 10px; }\n"
718 " ]]>\n </style>\n</defs>\n\n");
720 svg("<rect class=\"background\" width=\"100%%\" height=\"100%%\" />\n");
721 svg("<text x=\"20\" y=\"50\">%s</text>", pretty_times
);
723 svg("<text x=\"20\" y=\"30\">%s %s (%s %s %s) %s %s</text>",
724 isempty(host
->os_pretty_name
) ? "Linux" : host
->os_pretty_name
,
725 strempty(host
->hostname
),
726 strempty(host
->kernel_name
),
727 strempty(host
->kernel_release
),
728 strempty(host
->kernel_version
),
729 strempty(host
->architecture
),
730 strempty(host
->virtualization
));
732 svg("<g transform=\"translate(%.3f,100)\">\n", 20.0 + (SCALE_X
* boot
->firmware_time
));
733 svg_graph_box(m
, -(double) boot
->firmware_time
, boot
->finish_time
);
735 if (boot
->firmware_time
> 0) {
736 svg_bar("firmware", -(double) boot
->firmware_time
, -(double) boot
->loader_time
, y
);
737 svg_text(true, -(double) boot
->firmware_time
, y
, "firmware");
740 if (boot
->loader_time
> 0) {
741 svg_bar("loader", -(double) boot
->loader_time
, 0, y
);
742 svg_text(true, -(double) boot
->loader_time
, y
, "loader");
745 if (boot
->kernel_done_time
> 0) {
746 svg_bar("kernel", 0, boot
->kernel_done_time
, y
);
747 svg_text(true, 0, y
, "kernel");
750 if (boot
->initrd_time
> 0) {
751 svg_bar("initrd", boot
->initrd_time
, boot
->userspace_time
, y
);
752 if (boot
->initrd_security_start_time
< boot
->initrd_security_finish_time
)
753 svg_bar("security", boot
->initrd_security_start_time
, boot
->initrd_security_finish_time
, y
);
754 if (boot
->initrd_generators_start_time
< boot
->initrd_generators_finish_time
)
755 svg_bar("generators", boot
->initrd_generators_start_time
, boot
->initrd_generators_finish_time
, y
);
756 if (boot
->initrd_unitsload_start_time
< boot
->initrd_unitsload_finish_time
)
757 svg_bar("unitsload", boot
->initrd_unitsload_start_time
, boot
->initrd_unitsload_finish_time
, y
);
758 svg_text(true, boot
->initrd_time
, y
, "initrd");
762 for (u
= times
; u
->has_data
; u
++) {
763 if (u
->activating
>= boot
->userspace_time
)
766 y
+= plot_unit_times(u
, width
, y
);
769 svg_bar("active", boot
->userspace_time
, boot
->finish_time
, y
);
770 if (boot
->security_start_time
> 0)
771 svg_bar("security", boot
->security_start_time
, boot
->security_finish_time
, y
);
772 svg_bar("generators", boot
->generators_start_time
, boot
->generators_finish_time
, y
);
773 svg_bar("unitsload", boot
->unitsload_start_time
, boot
->unitsload_finish_time
, y
);
774 svg_text(true, boot
->userspace_time
, y
, "systemd");
777 for (; u
->has_data
; u
++)
778 y
+= plot_unit_times(u
, width
, y
);
783 svg("<g transform=\"translate(20,100)\">\n");
785 svg_bar("activating", 0, 300000, y
);
786 svg_text(true, 400000, y
, "Activating");
788 svg_bar("active", 0, 300000, y
);
789 svg_text(true, 400000, y
, "Active");
791 svg_bar("deactivating", 0, 300000, y
);
792 svg_text(true, 400000, y
, "Deactivating");
794 if (boot
->security_start_time
> 0) {
795 svg_bar("security", 0, 300000, y
);
796 svg_text(true, 400000, y
, "Setting up security module");
799 svg_bar("generators", 0, 300000, y
);
800 svg_text(true, 400000, y
, "Generators");
802 svg_bar("unitsload", 0, 300000, y
);
803 svg_text(true, 400000, y
, "Loading unit files");
813 static int list_dependencies_print(const char *name
, unsigned level
, unsigned branches
,
814 bool last
, struct unit_times
*times
, struct boot_times
*boot
) {
816 char ts
[FORMAT_TIMESPAN_MAX
], ts2
[FORMAT_TIMESPAN_MAX
];
818 for (i
= level
; i
!= 0; i
--)
819 printf("%s", special_glyph(branches
& (1 << (i
-1)) ? TREE_VERTICAL
: TREE_SPACE
));
821 printf("%s", special_glyph(last
? TREE_RIGHT
: TREE_BRANCH
));
825 printf("%s%s @%s +%s%s", ansi_highlight_red(), name
,
826 format_timespan(ts
, sizeof(ts
), times
->activating
- boot
->userspace_time
, USEC_PER_MSEC
),
827 format_timespan(ts2
, sizeof(ts2
), times
->time
, USEC_PER_MSEC
), ansi_normal());
828 else if (times
->activated
> boot
->userspace_time
)
829 printf("%s @%s", name
, format_timespan(ts
, sizeof(ts
), times
->activated
- boot
->userspace_time
, USEC_PER_MSEC
));
839 static int list_dependencies_get_dependencies(sd_bus
*bus
, const char *name
, char ***deps
) {
840 _cleanup_free_
char *path
= NULL
;
846 path
= unit_dbus_path_from_name(name
);
850 return bus_get_unit_property_strv(bus
, path
, "After", deps
);
853 static Hashmap
*unit_times_hashmap
;
855 static int list_dependencies_compare(char * const *a
, char * const *b
) {
856 usec_t usa
= 0, usb
= 0;
857 struct unit_times
*times
;
859 times
= hashmap_get(unit_times_hashmap
, *a
);
861 usa
= times
->activated
;
862 times
= hashmap_get(unit_times_hashmap
, *b
);
864 usb
= times
->activated
;
866 return CMP(usb
, usa
);
869 static bool times_in_range(const struct unit_times
*times
, const struct boot_times
*boot
) {
871 times
->activated
> 0 && times
->activated
<= boot
->finish_time
;
874 static int list_dependencies_one(sd_bus
*bus
, const char *name
, unsigned level
, char ***units
,
876 _cleanup_strv_free_
char **deps
= NULL
;
879 usec_t service_longest
= 0;
881 struct unit_times
*times
;
882 struct boot_times
*boot
;
884 if (strv_extend(units
, name
))
887 r
= list_dependencies_get_dependencies(bus
, name
, &deps
);
891 typesafe_qsort(deps
, strv_length(deps
), list_dependencies_compare
);
893 r
= acquire_boot_times(bus
, &boot
);
897 STRV_FOREACH(c
, deps
) {
898 times
= hashmap_get(unit_times_hashmap
, *c
);
899 if (times_in_range(times
, boot
) &&
900 times
->activated
>= service_longest
)
901 service_longest
= times
->activated
;
904 if (service_longest
== 0)
907 STRV_FOREACH(c
, deps
) {
908 times
= hashmap_get(unit_times_hashmap
, *c
);
909 if (times_in_range(times
, boot
) &&
910 service_longest
- times
->activated
<= arg_fuzz
)
917 STRV_FOREACH(c
, deps
) {
918 times
= hashmap_get(unit_times_hashmap
, *c
);
919 if (!times_in_range(times
, boot
) ||
920 service_longest
- times
->activated
> arg_fuzz
)
925 r
= list_dependencies_print(*c
, level
, branches
, to_print
== 0, times
, boot
);
929 if (strv_contains(*units
, *c
)) {
930 r
= list_dependencies_print("...", level
+ 1, (branches
<< 1) | (to_print
? 1 : 0),
937 r
= list_dependencies_one(bus
, *c
, level
+ 1, units
,
938 (branches
<< 1) | (to_print
? 1 : 0));
948 static int list_dependencies(sd_bus
*bus
, const char *name
) {
949 _cleanup_strv_free_
char **units
= NULL
;
950 char ts
[FORMAT_TIMESPAN_MAX
];
951 struct unit_times
*times
;
954 _cleanup_free_
char *path
= NULL
;
955 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
956 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
957 struct boot_times
*boot
;
961 path
= unit_dbus_path_from_name(name
);
965 r
= sd_bus_get_property(
967 "org.freedesktop.systemd1",
969 "org.freedesktop.systemd1.Unit",
975 return log_error_errno(r
, "Failed to get ID: %s", bus_error_message(&error
, -r
));
977 r
= sd_bus_message_read(reply
, "s", &id
);
979 return bus_log_parse_error(r
);
981 times
= hashmap_get(unit_times_hashmap
, id
);
983 r
= acquire_boot_times(bus
, &boot
);
989 printf("%s%s +%s%s\n", ansi_highlight_red(), id
,
990 format_timespan(ts
, sizeof(ts
), times
->time
, USEC_PER_MSEC
), ansi_normal());
991 else if (times
->activated
> boot
->userspace_time
)
992 printf("%s @%s\n", id
, format_timespan(ts
, sizeof(ts
), times
->activated
- boot
->userspace_time
, USEC_PER_MSEC
));
997 return list_dependencies_one(bus
, name
, 0, &units
, 0);
1000 static int analyze_critical_chain(int argc
, char *argv
[], void *userdata
) {
1001 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1002 _cleanup_(unit_times_freep
) struct unit_times
*times
= NULL
;
1003 struct unit_times
*u
;
1007 r
= acquire_bus(&bus
, NULL
);
1009 return log_error_errno(r
, "Failed to create bus connection: %m");
1011 n
= acquire_time_data(bus
, ×
);
1015 h
= hashmap_new(&string_hash_ops
);
1019 for (u
= times
; u
->has_data
; u
++) {
1020 r
= hashmap_put(h
, u
->name
, u
);
1022 return log_error_errno(r
, "Failed to add entry to hashmap: %m");
1024 unit_times_hashmap
= h
;
1026 (void) pager_open(arg_no_pager
, false);
1028 puts("The time after the unit is active or started is printed after the \"@\" character.\n"
1029 "The time the unit takes to start is printed after the \"+\" character.\n");
1033 STRV_FOREACH(name
, strv_skip(argv
, 1))
1034 list_dependencies(bus
, *name
);
1036 list_dependencies(bus
, SPECIAL_DEFAULT_TARGET
);
1038 h
= hashmap_free(h
);
1042 static int analyze_blame(int argc
, char *argv
[], void *userdata
) {
1043 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1044 _cleanup_(unit_times_freep
) struct unit_times
*times
= NULL
;
1045 struct unit_times
*u
;
1048 r
= acquire_bus(&bus
, NULL
);
1050 return log_error_errno(r
, "Failed to create bus connection: %m");
1052 n
= acquire_time_data(bus
, ×
);
1056 typesafe_qsort(times
, n
, compare_unit_time
);
1058 (void) pager_open(arg_no_pager
, false);
1060 for (u
= times
; u
->has_data
; u
++) {
1061 char ts
[FORMAT_TIMESPAN_MAX
];
1064 printf("%16s %s\n", format_timespan(ts
, sizeof(ts
), u
->time
, USEC_PER_MSEC
), u
->name
);
1070 static int analyze_time(int argc
, char *argv
[], void *userdata
) {
1071 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1072 _cleanup_free_
char *buf
= NULL
;
1075 r
= acquire_bus(&bus
, NULL
);
1077 return log_error_errno(r
, "Failed to create bus connection: %m");
1079 r
= pretty_boot_time(bus
, &buf
);
1087 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
[]) {
1088 _cleanup_strv_free_
char **units
= NULL
;
1091 bool match_patterns
;
1097 match_patterns
= strv_fnmatch(patterns
, u
->id
, 0);
1099 if (!strv_isempty(from_patterns
) &&
1101 !strv_fnmatch(from_patterns
, u
->id
, 0))
1104 r
= bus_get_unit_property_strv(bus
, u
->unit_path
, prop
, &units
);
1108 STRV_FOREACH(unit
, units
) {
1109 bool match_patterns2
;
1111 match_patterns2
= strv_fnmatch(patterns
, *unit
, 0);
1113 if (!strv_isempty(to_patterns
) &&
1115 !strv_fnmatch(to_patterns
, *unit
, 0))
1118 if (!strv_isempty(patterns
) && !match_patterns
&& !match_patterns2
)
1121 printf("\t\"%s\"->\"%s\" [color=\"%s\"];\n", u
->id
, *unit
, color
);
1127 static int graph_one(sd_bus
*bus
, const UnitInfo
*u
, char *patterns
[], char *from_patterns
[], char *to_patterns
[]) {
1133 if (IN_SET(arg_dot
, DEP_ORDER
, DEP_ALL
)) {
1134 r
= graph_one_property(bus
, u
, "After", "green", patterns
, from_patterns
, to_patterns
);
1139 if (IN_SET(arg_dot
, DEP_REQUIRE
, DEP_ALL
)) {
1140 r
= graph_one_property(bus
, u
, "Requires", "black", patterns
, from_patterns
, to_patterns
);
1143 r
= graph_one_property(bus
, u
, "Requisite", "darkblue", patterns
, from_patterns
, to_patterns
);
1146 r
= graph_one_property(bus
, u
, "Wants", "grey66", patterns
, from_patterns
, to_patterns
);
1149 r
= graph_one_property(bus
, u
, "Conflicts", "red", patterns
, from_patterns
, to_patterns
);
1157 static int expand_patterns(sd_bus
*bus
, char **patterns
, char ***ret
) {
1158 _cleanup_strv_free_
char **expanded_patterns
= NULL
;
1162 STRV_FOREACH(pattern
, patterns
) {
1163 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1164 _cleanup_free_
char *unit
= NULL
, *unit_id
= NULL
;
1166 if (strv_extend(&expanded_patterns
, *pattern
) < 0)
1169 if (string_is_glob(*pattern
))
1172 unit
= unit_dbus_path_from_name(*pattern
);
1176 r
= sd_bus_get_property_string(
1178 "org.freedesktop.systemd1",
1180 "org.freedesktop.systemd1.Unit",
1185 return log_error_errno(r
, "Failed to get ID: %s", bus_error_message(&error
, r
));
1187 if (!streq(*pattern
, unit_id
)) {
1188 if (strv_extend(&expanded_patterns
, unit_id
) < 0)
1193 *ret
= expanded_patterns
;
1194 expanded_patterns
= NULL
; /* do not free */
1199 static int dot(int argc
, char *argv
[], void *userdata
) {
1200 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1201 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1202 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1203 _cleanup_strv_free_
char **expanded_patterns
= NULL
;
1204 _cleanup_strv_free_
char **expanded_from_patterns
= NULL
;
1205 _cleanup_strv_free_
char **expanded_to_patterns
= NULL
;
1209 r
= acquire_bus(&bus
, NULL
);
1211 return log_error_errno(r
, "Failed to create bus connection: %m");
1213 r
= expand_patterns(bus
, strv_skip(argv
, 1), &expanded_patterns
);
1217 r
= expand_patterns(bus
, arg_dot_from_patterns
, &expanded_from_patterns
);
1221 r
= expand_patterns(bus
, arg_dot_to_patterns
, &expanded_to_patterns
);
1225 r
= sd_bus_call_method(
1227 "org.freedesktop.systemd1",
1228 "/org/freedesktop/systemd1",
1229 "org.freedesktop.systemd1.Manager",
1235 log_error_errno(r
, "Failed to list units: %s", bus_error_message(&error
, -r
));
1237 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssssouso)");
1239 return bus_log_parse_error(r
);
1241 printf("digraph systemd {\n");
1243 while ((r
= bus_parse_unit_info(reply
, &u
)) > 0) {
1245 r
= graph_one(bus
, &u
, expanded_patterns
, expanded_from_patterns
, expanded_to_patterns
);
1250 return bus_log_parse_error(r
);
1254 log_info(" Color legend: black = Requires\n"
1255 " dark blue = Requisite\n"
1256 " dark grey = Wants\n"
1257 " red = Conflicts\n"
1258 " green = After\n");
1261 log_notice("-- You probably want to process this output with graphviz' dot tool.\n"
1262 "-- Try a shell pipeline like 'systemd-analyze dot | dot -Tsvg > systemd.svg'!\n");
1267 static int dump_fallback(sd_bus
*bus
) {
1268 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1269 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1270 const char *text
= NULL
;
1275 r
= sd_bus_call_method(
1277 "org.freedesktop.systemd1",
1278 "/org/freedesktop/systemd1",
1279 "org.freedesktop.systemd1.Manager",
1285 return log_error_errno(r
, "Failed to issue method call Dump: %s", bus_error_message(&error
, r
));
1287 r
= sd_bus_message_read(reply
, "s", &text
);
1289 return bus_log_parse_error(r
);
1291 fputs(text
, stdout
);
1295 static int dump(int argc
, char *argv
[], void *userdata
) {
1296 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1297 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1298 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1302 r
= acquire_bus(&bus
, NULL
);
1304 return log_error_errno(r
, "Failed to create bus connection: %m");
1306 (void) pager_open(arg_no_pager
, false);
1308 if (!sd_bus_can_send(bus
, SD_BUS_TYPE_UNIX_FD
))
1309 return dump_fallback(bus
);
1311 r
= sd_bus_call_method(
1313 "org.freedesktop.systemd1",
1314 "/org/freedesktop/systemd1",
1315 "org.freedesktop.systemd1.Manager",
1316 "DumpByFileDescriptor",
1321 /* fall back to Dump if DumpByFileDescriptor is not supported */
1322 if (!IN_SET(r
, -EACCES
, -EBADR
))
1323 return log_error_errno(r
, "Failed to issue method call DumpByFileDescriptor: %s", bus_error_message(&error
, r
));
1325 return dump_fallback(bus
);
1328 r
= sd_bus_message_read(reply
, "h", &fd
);
1330 return bus_log_parse_error(r
);
1333 return copy_bytes(fd
, STDOUT_FILENO
, (uint64_t) -1, 0);
1336 static int cat_config(int argc
, char *argv
[], void *userdata
) {
1340 (void) pager_open(arg_no_pager
, false);
1342 STRV_FOREACH(arg
, argv
+ 1) {
1343 const char *t
= NULL
;
1345 if (arg
!= argv
+ 1)
1348 if (path_is_absolute(*arg
)) {
1351 NULSTR_FOREACH(dir
, CONF_PATHS_NULSTR("")) {
1352 t
= path_startswith(*arg
, dir
);
1358 log_error("Path %s does not start with any known prefix.", *arg
);
1364 r
= conf_files_cat(arg_root
, t
);
1372 static int set_log_level(int argc
, char *argv
[], void *userdata
) {
1373 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1374 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1380 r
= acquire_bus(&bus
, NULL
);
1382 return log_error_errno(r
, "Failed to create bus connection: %m");
1384 r
= sd_bus_set_property(
1386 "org.freedesktop.systemd1",
1387 "/org/freedesktop/systemd1",
1388 "org.freedesktop.systemd1.Manager",
1394 return log_error_errno(r
, "Failed to issue method call: %s", bus_error_message(&error
, r
));
1399 static int get_log_level(int argc
, char *argv
[], void *userdata
) {
1400 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1401 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1402 _cleanup_free_
char *level
= NULL
;
1405 r
= acquire_bus(&bus
, NULL
);
1407 return log_error_errno(r
, "Failed to create bus connection: %m");
1409 r
= sd_bus_get_property_string(
1411 "org.freedesktop.systemd1",
1412 "/org/freedesktop/systemd1",
1413 "org.freedesktop.systemd1.Manager",
1418 return log_error_errno(r
, "Failed to get log level: %s", bus_error_message(&error
, r
));
1424 static int get_or_set_log_level(int argc
, char *argv
[], void *userdata
) {
1425 return (argc
== 1) ? get_log_level(argc
, argv
, userdata
) : set_log_level(argc
, argv
, userdata
);
1428 static int set_log_target(int argc
, char *argv
[], void *userdata
) {
1429 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1430 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1436 r
= acquire_bus(&bus
, NULL
);
1438 return log_error_errno(r
, "Failed to create bus connection: %m");
1440 r
= sd_bus_set_property(
1442 "org.freedesktop.systemd1",
1443 "/org/freedesktop/systemd1",
1444 "org.freedesktop.systemd1.Manager",
1450 return log_error_errno(r
, "Failed to issue method call: %s", bus_error_message(&error
, r
));
1455 static int get_log_target(int argc
, char *argv
[], void *userdata
) {
1456 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1457 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1458 _cleanup_free_
char *target
= NULL
;
1461 r
= acquire_bus(&bus
, NULL
);
1463 return log_error_errno(r
, "Failed to create bus connection: %m");
1465 r
= sd_bus_get_property_string(
1467 "org.freedesktop.systemd1",
1468 "/org/freedesktop/systemd1",
1469 "org.freedesktop.systemd1.Manager",
1474 return log_error_errno(r
, "Failed to get log target: %s", bus_error_message(&error
, r
));
1480 static int get_or_set_log_target(int argc
, char *argv
[], void *userdata
) {
1481 return (argc
== 1) ? get_log_target(argc
, argv
, userdata
) : set_log_target(argc
, argv
, userdata
);
1484 static int dump_unit_paths(int argc
, char *argv
[], void *userdata
) {
1485 _cleanup_(lookup_paths_free
) LookupPaths paths
= {};
1489 r
= lookup_paths_init(&paths
, arg_scope
, 0, NULL
);
1491 return log_error_errno(r
, "lookup_paths_init() failed: %m");
1493 STRV_FOREACH(p
, paths
.search_path
)
1500 static void dump_syscall_filter(const SyscallFilterSet
*set
) {
1501 const char *syscall
;
1503 printf("%s\n", set
->name
);
1504 printf(" # %s\n", set
->help
);
1505 NULSTR_FOREACH(syscall
, set
->value
)
1506 printf(" %s\n", syscall
);
1509 static int dump_syscall_filters(int argc
, char *argv
[], void *userdata
) {
1512 (void) pager_open(arg_no_pager
, false);
1514 if (strv_isempty(strv_skip(argv
, 1))) {
1517 for (i
= 0; i
< _SYSCALL_FILTER_SET_MAX
; i
++) {
1520 dump_syscall_filter(syscall_filter_sets
+ i
);
1526 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
1527 const SyscallFilterSet
*set
;
1532 set
= syscall_filter_set_find(*name
);
1534 /* make sure the error appears below normal output */
1537 log_error("Filter set \"%s\" not found.", *name
);
1541 dump_syscall_filter(set
);
1550 static int dump_syscall_filters(int argc
, char *argv
[], void *userdata
) {
1551 log_error("Not compiled with syscall filters, sorry.");
1556 static int dump_timespan(int argc
, char *argv
[], void *userdata
) {
1557 char **input_timespan
;
1559 STRV_FOREACH(input_timespan
, strv_skip(argv
, 1)) {
1561 usec_t usec_magnitude
= 1, output_usecs
;
1562 char ft_buf
[FORMAT_TIMESPAN_MAX
];
1564 r
= parse_time(*input_timespan
, &output_usecs
, USEC_PER_SEC
);
1566 return log_error_errno(r
, "Failed to parse time span '%s': %m", *input_timespan
);
1568 printf("Original: %s\n", *input_timespan
);
1569 printf(" %ss: %" PRIu64
"\n", special_glyph(MU
), output_usecs
);
1570 printf(" Human: %s\n", format_timespan(ft_buf
, sizeof(ft_buf
), output_usecs
, usec_magnitude
));
1572 if (input_timespan
[1])
1576 return EXIT_SUCCESS
;
1579 static int test_calendar(int argc
, char *argv
[], void *userdata
) {
1584 n
= now(CLOCK_REALTIME
);
1586 STRV_FOREACH(p
, strv_skip(argv
, 1)) {
1587 _cleanup_(calendar_spec_freep
) CalendarSpec
*spec
= NULL
;
1588 _cleanup_free_
char *t
= NULL
;
1591 r
= calendar_spec_from_string(*p
, &spec
);
1593 ret
= log_error_errno(r
, "Failed to parse calendar specification '%s': %m", *p
);
1597 r
= calendar_spec_normalize(spec
);
1599 ret
= log_error_errno(r
, "Failed to normalize calendar specification '%s': %m", *p
);
1603 r
= calendar_spec_to_string(spec
, &t
);
1605 ret
= log_error_errno(r
, "Failed to format calendar specification '%s': %m", *p
);
1610 printf(" Original form: %s\n", *p
);
1612 printf("Normalized form: %s\n", t
);
1614 r
= calendar_spec_next_usec(spec
, n
, &next
);
1616 printf(" Next elapse: never\n");
1618 ret
= log_error_errno(r
, "Failed to determine next elapse for '%s': %m", *p
);
1621 char buffer
[CONST_MAX(FORMAT_TIMESTAMP_MAX
, FORMAT_TIMESTAMP_RELATIVE_MAX
)];
1623 printf(" Next elapse: %s\n", format_timestamp(buffer
, sizeof(buffer
), next
));
1625 if (!in_utc_timezone())
1626 printf(" (in UTC): %s\n", format_timestamp_utc(buffer
, sizeof(buffer
), next
));
1628 printf(" From now: %s\n", format_timestamp_relative(buffer
, sizeof(buffer
), next
));
1638 static int service_watchdogs(int argc
, char *argv
[], void *userdata
) {
1639 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1640 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1643 assert(IN_SET(argc
, 1, 2));
1646 r
= acquire_bus(&bus
, NULL
);
1648 return log_error_errno(r
, "Failed to create bus connection: %m");
1650 /* get ServiceWatchdogs */
1652 r
= sd_bus_get_property_trivial(
1654 "org.freedesktop.systemd1",
1655 "/org/freedesktop/systemd1",
1656 "org.freedesktop.systemd1.Manager",
1662 return log_error_errno(r
, "Failed to get service-watchdog state: %s", bus_error_message(&error
, r
));
1664 printf("%s\n", yes_no(!!b
));
1669 /* set ServiceWatchdogs */
1670 b
= parse_boolean(argv
[1]);
1672 log_error("Failed to parse service-watchdogs argument.");
1676 r
= sd_bus_set_property(
1678 "org.freedesktop.systemd1",
1679 "/org/freedesktop/systemd1",
1680 "org.freedesktop.systemd1.Manager",
1686 return log_error_errno(r
, "Failed to set service-watchdog state: %s", bus_error_message(&error
, r
));
1691 static int do_verify(int argc
, char *argv
[], void *userdata
) {
1692 return verify_units(strv_skip(argv
, 1), arg_scope
, arg_man
, arg_generators
);
1695 static int help(int argc
, char *argv
[], void *userdata
) {
1696 _cleanup_free_
char *link
= NULL
;
1699 (void) pager_open(arg_no_pager
, false);
1701 r
= terminal_urlify_man("systemd-analyze", "1", &link
);
1705 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
1706 "Profile systemd, show unit dependencies, check unit files.\n\n"
1707 " -h --help Show this help\n"
1708 " --version Show package version\n"
1709 " --no-pager Do not pipe output into a pager\n"
1710 " --system Operate on system systemd instance\n"
1711 " --user Operate on user systemd instance\n"
1712 " --global Operate on global user configuration\n"
1713 " -H --host=[USER@]HOST Operate on remote host\n"
1714 " -M --machine=CONTAINER Operate on local container\n"
1715 " --order Show only order in the graph\n"
1716 " --require Show only requirement in the graph\n"
1717 " --from-pattern=GLOB Show only origins in the graph\n"
1718 " --to-pattern=GLOB Show only destinations in the graph\n"
1719 " --fuzz=SECONDS Also print also services which finished SECONDS\n"
1720 " earlier than the latest in the branch\n"
1721 " --man[=BOOL] Do [not] check for existence of man pages\n"
1722 " --generators[=BOOL] Do [not] run unit generators (requires privileges)\n"
1724 " time Print time spent in the kernel\n"
1725 " blame Print list of running units ordered by time to init\n"
1726 " critical-chain [UNIT...] Print a tree of the time critical chain of units\n"
1727 " plot Output SVG graphic showing service initialization\n"
1728 " dot [UNIT...] Output dependency graph in man:dot(1) format\n"
1729 " log-level [LEVEL] Get/set logging threshold for manager\n"
1730 " log-target [TARGET] Get/set logging target for manager\n"
1731 " dump Output state serialization of service manager\n"
1732 " cat-config Show configuration file and drop-ins\n"
1733 " unit-paths List load directories for units\n"
1734 " syscall-filter [NAME...] Print list of syscalls in seccomp filter\n"
1735 " verify FILE... Check unit files for correctness\n"
1736 " calendar SPEC... Validate repetitive calendar time events\n"
1737 " service-watchdogs [BOOL] Get/set service watchdog state\n"
1738 " timespan SPAN... Validate a time span\n"
1739 "\nSee the %s for details.\n"
1740 , program_invocation_short_name
1744 /* When updating this list, including descriptions, apply changes to shell-completion/bash/systemd-analyze and
1745 * shell-completion/zsh/_systemd-analyze too. */
1750 static int parse_argv(int argc
, char *argv
[]) {
1752 ARG_VERSION
= 0x100,
1759 ARG_DOT_FROM_PATTERN
,
1767 static const struct option options
[] = {
1768 { "help", no_argument
, NULL
, 'h' },
1769 { "version", no_argument
, NULL
, ARG_VERSION
},
1770 { "order", no_argument
, NULL
, ARG_ORDER
},
1771 { "require", no_argument
, NULL
, ARG_REQUIRE
},
1772 { "root", required_argument
, NULL
, ARG_ROOT
},
1773 { "system", no_argument
, NULL
, ARG_SYSTEM
},
1774 { "user", no_argument
, NULL
, ARG_USER
},
1775 { "global", no_argument
, NULL
, ARG_GLOBAL
},
1776 { "from-pattern", required_argument
, NULL
, ARG_DOT_FROM_PATTERN
},
1777 { "to-pattern", required_argument
, NULL
, ARG_DOT_TO_PATTERN
},
1778 { "fuzz", required_argument
, NULL
, ARG_FUZZ
},
1779 { "no-pager", no_argument
, NULL
, ARG_NO_PAGER
},
1780 { "man", optional_argument
, NULL
, ARG_MAN
},
1781 { "generators", optional_argument
, NULL
, ARG_GENERATORS
},
1782 { "host", required_argument
, NULL
, 'H' },
1783 { "machine", required_argument
, NULL
, 'M' },
1792 while ((c
= getopt_long(argc
, argv
, "hH:M:", options
, NULL
)) >= 0)
1796 return help(0, NULL
, NULL
);
1806 arg_scope
= UNIT_FILE_SYSTEM
;
1810 arg_scope
= UNIT_FILE_USER
;
1814 arg_scope
= UNIT_FILE_GLOBAL
;
1818 arg_dot
= DEP_ORDER
;
1822 arg_dot
= DEP_REQUIRE
;
1825 case ARG_DOT_FROM_PATTERN
:
1826 if (strv_extend(&arg_dot_from_patterns
, optarg
) < 0)
1831 case ARG_DOT_TO_PATTERN
:
1832 if (strv_extend(&arg_dot_to_patterns
, optarg
) < 0)
1838 r
= parse_sec(optarg
, &arg_fuzz
);
1844 arg_no_pager
= true;
1848 arg_transport
= BUS_TRANSPORT_REMOTE
;
1853 arg_transport
= BUS_TRANSPORT_MACHINE
;
1859 r
= parse_boolean(optarg
);
1861 log_error("Failed to parse --man= argument.");
1871 case ARG_GENERATORS
:
1873 r
= parse_boolean(optarg
);
1875 log_error("Failed to parse --generators= argument.");
1881 arg_generators
= true;
1889 assert_not_reached("Unhandled option code.");
1892 if (arg_scope
== UNIT_FILE_GLOBAL
&&
1893 !STR_IN_SET(argv
[optind
] ?: "time", "dot", "unit-paths", "verify")) {
1894 log_error("Option --global only makes sense with verbs dot, unit-paths, verify.");
1898 if (arg_root
&& !streq_ptr(argv
[optind
], "cat-config")) {
1899 log_error("Option --root is only supported for cat-config right now.");
1903 return 1; /* work to do */
1906 int main(int argc
, char *argv
[]) {
1908 static const Verb verbs
[] = {
1909 { "help", VERB_ANY
, VERB_ANY
, 0, help
},
1910 { "time", VERB_ANY
, 1, VERB_DEFAULT
, analyze_time
},
1911 { "blame", VERB_ANY
, 1, 0, analyze_blame
},
1912 { "critical-chain", VERB_ANY
, VERB_ANY
, 0, analyze_critical_chain
},
1913 { "plot", VERB_ANY
, 1, 0, analyze_plot
},
1914 { "dot", VERB_ANY
, VERB_ANY
, 0, dot
},
1915 { "log-level", VERB_ANY
, 2, 0, get_or_set_log_level
},
1916 { "log-target", VERB_ANY
, 2, 0, get_or_set_log_target
},
1917 /* The following four verbs are deprecated aliases */
1918 { "set-log-level", 2, 2, 0, set_log_level
},
1919 { "get-log-level", VERB_ANY
, 1, 0, get_log_level
},
1920 { "set-log-target", 2, 2, 0, set_log_target
},
1921 { "get-log-target", VERB_ANY
, 1, 0, get_log_target
},
1922 { "dump", VERB_ANY
, 1, 0, dump
},
1923 { "cat-config", 2, VERB_ANY
, 0, cat_config
},
1924 { "unit-paths", 1, 1, 0, dump_unit_paths
},
1925 { "syscall-filter", VERB_ANY
, VERB_ANY
, 0, dump_syscall_filters
},
1926 { "verify", 2, VERB_ANY
, 0, do_verify
},
1927 { "calendar", 2, VERB_ANY
, 0, test_calendar
},
1928 { "service-watchdogs", VERB_ANY
, 2, 0, service_watchdogs
},
1929 { "timespan", 2, VERB_ANY
, 0, dump_timespan
},
1935 setlocale(LC_ALL
, "");
1936 setlocale(LC_NUMERIC
, "C"); /* we want to format/parse floats in C style */
1938 log_parse_environment();
1941 r
= parse_argv(argc
, argv
);
1945 r
= dispatch_verb(argc
, argv
, verbs
, NULL
);
1950 strv_free(arg_dot_from_patterns
);
1951 strv_free(arg_dot_to_patterns
);
1953 return r
< 0 ? EXIT_FAILURE
: EXIT_SUCCESS
;