1 /* SPDX-License-Identifier: LGPL-2.1+ */
3 Copyright © 2013 Simon Peeters
13 #include "alloc-util.h"
14 #include "analyze-verify.h"
15 #include "bus-error.h"
16 #include "bus-unit-util.h"
18 #include "calendarspec.h"
20 #include "conf-files.h"
23 #include "glob-util.h"
25 #include "locale-util.h"
28 #include "parse-util.h"
29 #include "path-util.h"
31 #include "seccomp-util.h"
36 #include "terminal-util.h"
37 #include "unit-name.h"
41 #define SCALE_X (0.1 / 1000.0) /* pixels per us */
42 #define SCALE_Y (20.0)
44 #define svg(...) printf(__VA_ARGS__)
46 #define svg_bar(class, x1, x2, y) \
47 svg(" <rect class=\"%s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", \
49 SCALE_X * (x1), SCALE_Y * (y), \
50 SCALE_X * ((x2) - (x1)), SCALE_Y - 1.0)
52 #define svg_text(b, x, y, format, ...) \
54 svg(" <text class=\"%s\" x=\"%.03f\" y=\"%.03f\">", (b) ? "left" : "right", SCALE_X * (x) + (b ? 5.0 : -5.0), SCALE_Y * (y) + 14.0); \
55 svg(format, ## __VA_ARGS__); \
64 static char** arg_dot_from_patterns
= NULL
;
65 static char** arg_dot_to_patterns
= NULL
;
66 static usec_t arg_fuzz
= 0;
67 static bool arg_no_pager
= false;
68 static BusTransport arg_transport
= BUS_TRANSPORT_LOCAL
;
69 static const char *arg_host
= NULL
;
70 static UnitFileScope arg_scope
= UNIT_FILE_SYSTEM
;
71 static bool arg_man
= true;
72 static bool arg_generators
= false;
73 static const char *arg_root
= NULL
;
79 usec_t kernel_done_time
;
81 usec_t userspace_time
;
83 usec_t security_start_time
;
84 usec_t security_finish_time
;
85 usec_t generators_start_time
;
86 usec_t generators_finish_time
;
87 usec_t unitsload_start_time
;
88 usec_t unitsload_finish_time
;
89 usec_t initrd_security_start_time
;
90 usec_t initrd_security_finish_time
;
91 usec_t initrd_generators_start_time
;
92 usec_t initrd_generators_finish_time
;
93 usec_t initrd_unitsload_start_time
;
94 usec_t initrd_unitsload_finish_time
;
97 * If we're analyzing the user instance, all timestamps will be offset
98 * by its own start-up timestamp, which may be arbitrarily big.
99 * With "plot", this causes arbitrarily wide output SVG files which almost
100 * completely consist of empty space. Thus we cancel out this offset.
102 * This offset is subtracted from times above by acquire_boot_times(),
103 * but it still needs to be subtracted from unit-specific timestamps
104 * (so it is stored here for reference).
106 usec_t reverse_offset
;
122 char *kernel_release
;
123 char *kernel_version
;
124 char *os_pretty_name
;
125 char *virtualization
;
129 static int acquire_bus(sd_bus
**bus
, bool *use_full_bus
) {
130 bool user
= arg_scope
!= UNIT_FILE_SYSTEM
;
133 if (use_full_bus
&& *use_full_bus
) {
134 r
= bus_connect_transport(arg_transport
, arg_host
, user
, bus
);
135 if (IN_SET(r
, 0, -EHOSTDOWN
))
138 *use_full_bus
= false;
141 return bus_connect_transport_systemd(arg_transport
, arg_host
, user
, bus
);
144 static int bus_get_uint64_property(sd_bus
*bus
, const char *path
, const char *interface
, const char *property
, uint64_t *val
) {
145 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
154 r
= sd_bus_get_property_trivial(
156 "org.freedesktop.systemd1",
164 return log_error_errno(r
, "Failed to parse reply: %s", bus_error_message(&error
, -r
));
169 static int bus_get_unit_property_strv(sd_bus
*bus
, const char *path
, const char *property
, char ***strv
) {
170 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
178 r
= sd_bus_get_property_strv(
180 "org.freedesktop.systemd1",
182 "org.freedesktop.systemd1.Unit",
187 return log_error_errno(r
, "Failed to get unit property %s: %s", property
, bus_error_message(&error
, -r
));
192 static int compare_unit_time(const struct unit_times
*a
, const struct unit_times
*b
) {
193 return CMP(b
->time
, a
->time
);
196 static int compare_unit_start(const struct unit_times
*a
, const struct unit_times
*b
) {
197 return CMP(a
->activating
, b
->activating
);
200 static void unit_times_free(struct unit_times
*t
) {
201 struct unit_times
*p
;
203 for (p
= t
; p
->has_data
; p
++)
208 DEFINE_TRIVIAL_CLEANUP_FUNC(struct unit_times
*, unit_times_free
);
210 static void subtract_timestamp(usec_t
*a
, usec_t b
) {
219 static int acquire_boot_times(sd_bus
*bus
, struct boot_times
**bt
) {
220 static const struct bus_properties_map property_map
[] = {
221 { "FirmwareTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, firmware_time
) },
222 { "LoaderTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, loader_time
) },
223 { "KernelTimestamp", "t", NULL
, offsetof(struct boot_times
, kernel_time
) },
224 { "InitRDTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_time
) },
225 { "UserspaceTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, userspace_time
) },
226 { "FinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, finish_time
) },
227 { "SecurityStartTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, security_start_time
) },
228 { "SecurityFinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, security_finish_time
) },
229 { "GeneratorsStartTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, generators_start_time
) },
230 { "GeneratorsFinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, generators_finish_time
) },
231 { "UnitsLoadStartTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, unitsload_start_time
) },
232 { "UnitsLoadFinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, unitsload_finish_time
) },
233 { "InitRDSecurityStartTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_security_start_time
) },
234 { "InitRDSecurityFinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_security_finish_time
) },
235 { "InitRDGeneratorsStartTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_generators_start_time
) },
236 { "InitRDGeneratorsFinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_generators_finish_time
) },
237 { "InitRDUnitsLoadStartTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_unitsload_start_time
) },
238 { "InitRDUnitsLoadFinishTimestampMonotonic", "t", NULL
, offsetof(struct boot_times
, initrd_unitsload_finish_time
) },
241 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
242 static struct boot_times times
;
243 static bool cached
= false;
249 assert_cc(sizeof(usec_t
) == sizeof(uint64_t));
251 r
= bus_map_all_properties(
253 "org.freedesktop.systemd1",
254 "/org/freedesktop/systemd1",
261 return log_error_errno(r
, "Failed to get timestamp properties: %s", bus_error_message(&error
, r
));
263 if (times
.finish_time
<= 0) {
264 log_error("Bootup is not yet finished (org.freedesktop.systemd1.Manager.FinishTimestampMonotonic=%"PRIu64
").\n"
265 "Please try again later.\n"
266 "Hint: Use 'systemctl%s list-jobs' to see active jobs",
268 arg_scope
== UNIT_FILE_SYSTEM
? "" : " --user");
272 if (arg_scope
== UNIT_FILE_SYSTEM
&& times
.security_start_time
> 0) {
273 /* security_start_time is set when systemd is not running under container environment. */
274 if (times
.initrd_time
> 0)
275 times
.kernel_done_time
= times
.initrd_time
;
277 times
.kernel_done_time
= times
.userspace_time
;
280 * User-instance-specific or container-system-specific timestamps processing
281 * (see comment to reverse_offset in struct boot_times).
283 times
.reverse_offset
= times
.userspace_time
;
285 times
.firmware_time
= times
.loader_time
= times
.kernel_time
= times
.initrd_time
= times
.userspace_time
=
286 times
.security_start_time
= times
.security_finish_time
= 0;
288 subtract_timestamp(×
.finish_time
, times
.reverse_offset
);
290 subtract_timestamp(×
.generators_start_time
, times
.reverse_offset
);
291 subtract_timestamp(×
.generators_finish_time
, times
.reverse_offset
);
293 subtract_timestamp(×
.unitsload_start_time
, times
.reverse_offset
);
294 subtract_timestamp(×
.unitsload_finish_time
, times
.reverse_offset
);
304 static void free_host_info(struct host_info
*hi
) {
310 free(hi
->kernel_name
);
311 free(hi
->kernel_release
);
312 free(hi
->kernel_version
);
313 free(hi
->os_pretty_name
);
314 free(hi
->virtualization
);
315 free(hi
->architecture
);
319 DEFINE_TRIVIAL_CLEANUP_FUNC(struct host_info
*, free_host_info
);
321 static int acquire_time_data(sd_bus
*bus
, struct unit_times
**out
) {
322 static const struct bus_properties_map property_map
[] = {
323 { "InactiveExitTimestampMonotonic", "t", NULL
, offsetof(struct unit_times
, activating
) },
324 { "ActiveEnterTimestampMonotonic", "t", NULL
, offsetof(struct unit_times
, activated
) },
325 { "ActiveExitTimestampMonotonic", "t", NULL
, offsetof(struct unit_times
, deactivating
) },
326 { "InactiveEnterTimestampMonotonic", "t", NULL
, offsetof(struct unit_times
, deactivated
) },
329 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
330 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
331 _cleanup_(unit_times_freep
) struct unit_times
*unit_times
= NULL
;
332 struct boot_times
*boot_times
= NULL
;
333 size_t allocated
= 0, c
= 0;
337 r
= acquire_boot_times(bus
, &boot_times
);
341 r
= sd_bus_call_method(
343 "org.freedesktop.systemd1",
344 "/org/freedesktop/systemd1",
345 "org.freedesktop.systemd1.Manager",
350 return log_error_errno(r
, "Failed to list units: %s", bus_error_message(&error
, -r
));
352 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssssouso)");
354 return bus_log_parse_error(r
);
356 while ((r
= bus_parse_unit_info(reply
, &u
)) > 0) {
357 struct unit_times
*t
;
359 if (!GREEDY_REALLOC(unit_times
, allocated
, c
+2))
362 unit_times
[c
+1].has_data
= false;
366 assert_cc(sizeof(usec_t
) == sizeof(uint64_t));
368 r
= bus_map_all_properties(
370 "org.freedesktop.systemd1",
378 return log_error_errno(r
, "Failed to get timestamp properties of unit %s: %s", u
.id
, bus_error_message(&error
, r
));
380 subtract_timestamp(&t
->activating
, boot_times
->reverse_offset
);
381 subtract_timestamp(&t
->activated
, boot_times
->reverse_offset
);
382 subtract_timestamp(&t
->deactivating
, boot_times
->reverse_offset
);
383 subtract_timestamp(&t
->deactivated
, boot_times
->reverse_offset
);
385 if (t
->activated
>= t
->activating
)
386 t
->time
= t
->activated
- t
->activating
;
387 else if (t
->deactivated
>= t
->activating
)
388 t
->time
= t
->deactivated
- t
->activating
;
392 if (t
->activating
== 0)
395 t
->name
= strdup(u
.id
);
403 return bus_log_parse_error(r
);
405 *out
= TAKE_PTR(unit_times
);
409 static int acquire_host_info(sd_bus
*bus
, struct host_info
**hi
) {
410 static const struct bus_properties_map hostname_map
[] = {
411 { "Hostname", "s", NULL
, offsetof(struct host_info
, hostname
) },
412 { "KernelName", "s", NULL
, offsetof(struct host_info
, kernel_name
) },
413 { "KernelRelease", "s", NULL
, offsetof(struct host_info
, kernel_release
) },
414 { "KernelVersion", "s", NULL
, offsetof(struct host_info
, kernel_version
) },
415 { "OperatingSystemPrettyName", "s", NULL
, offsetof(struct host_info
, os_pretty_name
) },
419 static const struct bus_properties_map manager_map
[] = {
420 { "Virtualization", "s", NULL
, offsetof(struct host_info
, virtualization
) },
421 { "Architecture", "s", NULL
, offsetof(struct host_info
, architecture
) },
425 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
426 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*system_bus
= NULL
;
427 _cleanup_(free_host_infop
) struct host_info
*host
;
430 host
= new0(struct host_info
, 1);
434 if (arg_scope
!= UNIT_FILE_SYSTEM
) {
435 r
= bus_connect_transport(arg_transport
, arg_host
, false, &system_bus
);
437 log_debug_errno(r
, "Failed to connect to system bus, ignoring: %m");
442 r
= bus_map_all_properties(system_bus
?: bus
,
443 "org.freedesktop.hostname1",
444 "/org/freedesktop/hostname1",
451 log_debug_errno(r
, "Failed to get host information from systemd-hostnamed, ignoring: %s", bus_error_message(&error
, r
));
452 sd_bus_error_free(&error
);
456 r
= bus_map_all_properties(bus
,
457 "org.freedesktop.systemd1",
458 "/org/freedesktop/systemd1",
465 return log_error_errno(r
, "Failed to get host information from systemd: %s", bus_error_message(&error
, r
));
467 *hi
= TAKE_PTR(host
);
472 static int pretty_boot_time(sd_bus
*bus
, char **_buf
) {
473 char ts
[FORMAT_TIMESPAN_MAX
];
474 struct boot_times
*t
;
475 static char buf
[4096];
479 usec_t activated_time
= USEC_INFINITY
;
480 _cleanup_free_
char* path
= NULL
, *unit_id
= NULL
;
481 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
483 r
= acquire_boot_times(bus
, &t
);
487 path
= unit_dbus_path_from_name(SPECIAL_DEFAULT_TARGET
);
491 r
= sd_bus_get_property_string(
493 "org.freedesktop.systemd1",
495 "org.freedesktop.systemd1.Unit",
500 log_error_errno(r
, "default.target doesn't seem to exist: %s", bus_error_message(&error
, r
));
504 r
= bus_get_uint64_property(bus
, path
,
505 "org.freedesktop.systemd1.Unit",
506 "ActiveEnterTimestampMonotonic",
509 log_info_errno(r
, "Could not get time to reach default.target. Continuing...");
510 activated_time
= USEC_INFINITY
;
516 size
= strpcpyf(&ptr
, size
, "Startup finished in ");
517 if (t
->firmware_time
> 0)
518 size
= strpcpyf(&ptr
, size
, "%s (firmware) + ", format_timespan(ts
, sizeof(ts
), t
->firmware_time
- t
->loader_time
, USEC_PER_MSEC
));
519 if (t
->loader_time
> 0)
520 size
= strpcpyf(&ptr
, size
, "%s (loader) + ", format_timespan(ts
, sizeof(ts
), t
->loader_time
, USEC_PER_MSEC
));
521 if (t
->kernel_done_time
> 0)
522 size
= strpcpyf(&ptr
, size
, "%s (kernel) + ", format_timespan(ts
, sizeof(ts
), t
->kernel_done_time
, USEC_PER_MSEC
));
523 if (t
->initrd_time
> 0)
524 size
= strpcpyf(&ptr
, size
, "%s (initrd) + ", format_timespan(ts
, sizeof(ts
), t
->userspace_time
- t
->initrd_time
, USEC_PER_MSEC
));
526 size
= strpcpyf(&ptr
, size
, "%s (userspace) ", format_timespan(ts
, sizeof(ts
), t
->finish_time
- t
->userspace_time
, USEC_PER_MSEC
));
527 if (t
->kernel_done_time
> 0)
528 strpcpyf(&ptr
, size
, "= %s ", format_timespan(ts
, sizeof(ts
), t
->firmware_time
+ t
->finish_time
, USEC_PER_MSEC
));
530 if (unit_id
&& activated_time
> 0 && activated_time
!= USEC_INFINITY
) {
531 usec_t base
= t
->userspace_time
> 0 ? t
->userspace_time
: t
->reverse_offset
;
533 size
= strpcpyf(&ptr
, size
, "\n%s reached after %s in userspace", unit_id
,
534 format_timespan(ts
, sizeof(ts
), activated_time
- base
, USEC_PER_MSEC
));
535 } else if (unit_id
&& activated_time
== 0)
536 size
= strpcpyf(&ptr
, size
, "\n%s was never reached", unit_id
);
537 else if (unit_id
&& activated_time
== USEC_INFINITY
)
538 size
= strpcpyf(&ptr
, size
, "\nCould not get time to reach %s.", unit_id
);
540 size
= strpcpyf(&ptr
, size
, "\ncould not find default.target");
550 static void svg_graph_box(double height
, double begin
, double end
) {
553 /* outside box, fill */
554 svg("<rect class=\"box\" x=\"0\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n",
555 SCALE_X
* (end
- begin
), SCALE_Y
* height
);
557 for (i
= ((long long) (begin
/ 100000)) * 100000; i
<= end
; i
+=100000) {
558 /* lines for each second */
559 if (i
% 5000000 == 0)
560 svg(" <line class=\"sec5\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
561 " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
562 SCALE_X
* i
, SCALE_X
* i
, SCALE_Y
* height
, SCALE_X
* i
, -5.0, 0.000001 * i
);
563 else if (i
% 1000000 == 0)
564 svg(" <line class=\"sec1\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
565 " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
566 SCALE_X
* i
, SCALE_X
* i
, SCALE_Y
* height
, SCALE_X
* i
, -5.0, 0.000001 * i
);
568 svg(" <line class=\"sec01\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n",
569 SCALE_X
* i
, SCALE_X
* i
, SCALE_Y
* height
);
573 static int plot_unit_times(struct unit_times
*u
, double width
, int y
) {
574 char ts
[FORMAT_TIMESPAN_MAX
];
580 svg_bar("activating", u
->activating
, u
->activated
, y
);
581 svg_bar("active", u
->activated
, u
->deactivating
, y
);
582 svg_bar("deactivating", u
->deactivating
, u
->deactivated
, y
);
584 /* place the text on the left if we have passed the half of the svg width */
585 b
= u
->activating
* SCALE_X
< width
/ 2;
587 svg_text(b
, u
->activating
, y
, "%s (%s)",
588 u
->name
, format_timespan(ts
, sizeof(ts
), u
->time
, USEC_PER_MSEC
));
590 svg_text(b
, u
->activating
, y
, "%s", u
->name
);
595 static int analyze_plot(int argc
, char *argv
[], void *userdata
) {
596 _cleanup_(free_host_infop
) struct host_info
*host
= NULL
;
597 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
598 _cleanup_(unit_times_freep
) struct unit_times
*times
= NULL
;
599 _cleanup_free_
char *pretty_times
= NULL
;
600 bool use_full_bus
= arg_scope
== UNIT_FILE_SYSTEM
;
601 struct boot_times
*boot
;
602 struct unit_times
*u
;
603 int n
, m
= 1, y
= 0, r
;
606 r
= acquire_bus(&bus
, &use_full_bus
);
608 return log_error_errno(r
, "Failed to create bus connection: %m");
610 n
= acquire_boot_times(bus
, &boot
);
614 n
= pretty_boot_time(bus
, &pretty_times
);
618 if (use_full_bus
|| arg_scope
!= UNIT_FILE_SYSTEM
) {
619 n
= acquire_host_info(bus
, &host
);
624 n
= acquire_time_data(bus
, ×
);
628 typesafe_qsort(times
, n
, compare_unit_start
);
630 width
= SCALE_X
* (boot
->firmware_time
+ boot
->finish_time
);
634 if (boot
->firmware_time
> boot
->loader_time
)
636 if (boot
->loader_time
> 0) {
641 if (boot
->initrd_time
> 0)
643 if (boot
->kernel_done_time
> 0)
646 for (u
= times
; u
->has_data
; u
++) {
647 double text_start
, text_width
;
649 if (u
->activating
> boot
->finish_time
) {
650 u
->name
= mfree(u
->name
);
654 /* If the text cannot fit on the left side then
655 * increase the svg width so it fits on the right.
656 * TODO: calculate the text width more accurately */
657 text_width
= 8.0 * strlen(u
->name
);
658 text_start
= (boot
->firmware_time
+ u
->activating
) * SCALE_X
;
659 if (text_width
> text_start
&& text_width
+ text_start
> width
)
660 width
= text_width
+ text_start
;
662 if (u
->deactivated
> u
->activating
&&
663 u
->deactivated
<= boot
->finish_time
&&
664 u
->activated
== 0 && u
->deactivating
== 0)
665 u
->activated
= u
->deactivating
= u
->deactivated
;
666 if (u
->activated
< u
->activating
|| u
->activated
> boot
->finish_time
)
667 u
->activated
= boot
->finish_time
;
668 if (u
->deactivating
< u
->activated
|| u
->deactivating
> boot
->finish_time
)
669 u
->deactivating
= boot
->finish_time
;
670 if (u
->deactivated
< u
->deactivating
|| u
->deactivated
> boot
->finish_time
)
671 u
->deactivated
= boot
->finish_time
;
675 svg("<?xml version=\"1.0\" standalone=\"no\"?>\n"
676 "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" "
677 "\"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n");
679 svg("<svg width=\"%.0fpx\" height=\"%.0fpx\" version=\"1.1\" "
680 "xmlns=\"http://www.w3.org/2000/svg\">\n\n",
681 80.0 + width
, 150.0 + (m
* SCALE_Y
) +
682 5 * SCALE_Y
/* legend */);
684 /* write some basic info as a comment, including some help */
685 svg("<!-- This file is a systemd-analyze SVG file. It is best rendered in a -->\n"
686 "<!-- browser such as Chrome, Chromium or Firefox. Other applications -->\n"
687 "<!-- that render these files properly but much slower are ImageMagick, -->\n"
688 "<!-- gimp, inkscape, etc. To display the files on your system, just -->\n"
689 "<!-- point your browser to this file. -->\n\n"
690 "<!-- This plot was generated by systemd-analyze version %-16.16s -->\n\n", PACKAGE_VERSION
);
693 svg("<defs>\n <style type=\"text/css\">\n <![CDATA[\n"
694 " rect { stroke-width: 1; stroke-opacity: 0; }\n"
695 " rect.background { fill: rgb(255,255,255); }\n"
696 " rect.activating { fill: rgb(255,0,0); fill-opacity: 0.7; }\n"
697 " rect.active { fill: rgb(200,150,150); fill-opacity: 0.7; }\n"
698 " rect.deactivating { fill: rgb(150,100,100); fill-opacity: 0.7; }\n"
699 " rect.kernel { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
700 " rect.initrd { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
701 " rect.firmware { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
702 " rect.loader { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
703 " rect.userspace { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
704 " rect.security { fill: rgb(144,238,144); fill-opacity: 0.7; }\n"
705 " rect.generators { fill: rgb(102,204,255); fill-opacity: 0.7; }\n"
706 " rect.unitsload { fill: rgb( 82,184,255); fill-opacity: 0.7; }\n"
707 " rect.box { fill: rgb(240,240,240); stroke: rgb(192,192,192); }\n"
708 " line { stroke: rgb(64,64,64); stroke-width: 1; }\n"
710 " line.sec5 { stroke-width: 2; }\n"
711 " line.sec01 { stroke: rgb(224,224,224); stroke-width: 1; }\n"
712 " text { font-family: Verdana, Helvetica; font-size: 14px; }\n"
713 " text.left { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: start; }\n"
714 " text.right { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: end; }\n"
715 " text.sec { font-size: 10px; }\n"
716 " ]]>\n </style>\n</defs>\n\n");
718 svg("<rect class=\"background\" width=\"100%%\" height=\"100%%\" />\n");
719 svg("<text x=\"20\" y=\"50\">%s</text>", pretty_times
);
721 svg("<text x=\"20\" y=\"30\">%s %s (%s %s %s) %s %s</text>",
722 isempty(host
->os_pretty_name
) ? "Linux" : host
->os_pretty_name
,
723 strempty(host
->hostname
),
724 strempty(host
->kernel_name
),
725 strempty(host
->kernel_release
),
726 strempty(host
->kernel_version
),
727 strempty(host
->architecture
),
728 strempty(host
->virtualization
));
730 svg("<g transform=\"translate(%.3f,100)\">\n", 20.0 + (SCALE_X
* boot
->firmware_time
));
731 svg_graph_box(m
, -(double) boot
->firmware_time
, boot
->finish_time
);
733 if (boot
->firmware_time
> 0) {
734 svg_bar("firmware", -(double) boot
->firmware_time
, -(double) boot
->loader_time
, y
);
735 svg_text(true, -(double) boot
->firmware_time
, y
, "firmware");
738 if (boot
->loader_time
> 0) {
739 svg_bar("loader", -(double) boot
->loader_time
, 0, y
);
740 svg_text(true, -(double) boot
->loader_time
, y
, "loader");
743 if (boot
->kernel_done_time
> 0) {
744 svg_bar("kernel", 0, boot
->kernel_done_time
, y
);
745 svg_text(true, 0, y
, "kernel");
748 if (boot
->initrd_time
> 0) {
749 svg_bar("initrd", boot
->initrd_time
, boot
->userspace_time
, y
);
750 if (boot
->initrd_security_start_time
< boot
->initrd_security_finish_time
)
751 svg_bar("security", boot
->initrd_security_start_time
, boot
->initrd_security_finish_time
, y
);
752 if (boot
->initrd_generators_start_time
< boot
->initrd_generators_finish_time
)
753 svg_bar("generators", boot
->initrd_generators_start_time
, boot
->initrd_generators_finish_time
, y
);
754 if (boot
->initrd_unitsload_start_time
< boot
->initrd_unitsload_finish_time
)
755 svg_bar("unitsload", boot
->initrd_unitsload_start_time
, boot
->initrd_unitsload_finish_time
, y
);
756 svg_text(true, boot
->initrd_time
, y
, "initrd");
760 for (u
= times
; u
->has_data
; u
++) {
761 if (u
->activating
>= boot
->userspace_time
)
764 y
+= plot_unit_times(u
, width
, y
);
767 svg_bar("active", boot
->userspace_time
, boot
->finish_time
, y
);
768 if (boot
->security_start_time
> 0)
769 svg_bar("security", boot
->security_start_time
, boot
->security_finish_time
, y
);
770 svg_bar("generators", boot
->generators_start_time
, boot
->generators_finish_time
, y
);
771 svg_bar("unitsload", boot
->unitsload_start_time
, boot
->unitsload_finish_time
, y
);
772 svg_text(true, boot
->userspace_time
, y
, "systemd");
775 for (; u
->has_data
; u
++)
776 y
+= plot_unit_times(u
, width
, y
);
781 svg("<g transform=\"translate(20,100)\">\n");
783 svg_bar("activating", 0, 300000, y
);
784 svg_text(true, 400000, y
, "Activating");
786 svg_bar("active", 0, 300000, y
);
787 svg_text(true, 400000, y
, "Active");
789 svg_bar("deactivating", 0, 300000, y
);
790 svg_text(true, 400000, y
, "Deactivating");
792 if (boot
->security_start_time
> 0) {
793 svg_bar("security", 0, 300000, y
);
794 svg_text(true, 400000, y
, "Setting up security module");
797 svg_bar("generators", 0, 300000, y
);
798 svg_text(true, 400000, y
, "Generators");
800 svg_bar("unitsload", 0, 300000, y
);
801 svg_text(true, 400000, y
, "Loading unit files");
811 static int list_dependencies_print(const char *name
, unsigned int level
, unsigned int branches
,
812 bool last
, struct unit_times
*times
, struct boot_times
*boot
) {
814 char ts
[FORMAT_TIMESPAN_MAX
], ts2
[FORMAT_TIMESPAN_MAX
];
816 for (i
= level
; i
!= 0; i
--)
817 printf("%s", special_glyph(branches
& (1 << (i
-1)) ? TREE_VERTICAL
: TREE_SPACE
));
819 printf("%s", special_glyph(last
? TREE_RIGHT
: TREE_BRANCH
));
823 printf("%s%s @%s +%s%s", ansi_highlight_red(), name
,
824 format_timespan(ts
, sizeof(ts
), times
->activating
- boot
->userspace_time
, USEC_PER_MSEC
),
825 format_timespan(ts2
, sizeof(ts2
), times
->time
, USEC_PER_MSEC
), ansi_normal());
826 else if (times
->activated
> boot
->userspace_time
)
827 printf("%s @%s", name
, format_timespan(ts
, sizeof(ts
), times
->activated
- boot
->userspace_time
, USEC_PER_MSEC
));
837 static int list_dependencies_get_dependencies(sd_bus
*bus
, const char *name
, char ***deps
) {
838 _cleanup_free_
char *path
= NULL
;
844 path
= unit_dbus_path_from_name(name
);
848 return bus_get_unit_property_strv(bus
, path
, "After", deps
);
851 static Hashmap
*unit_times_hashmap
;
853 static int list_dependencies_compare(char * const *a
, char * const *b
) {
854 usec_t usa
= 0, usb
= 0;
855 struct unit_times
*times
;
857 times
= hashmap_get(unit_times_hashmap
, *a
);
859 usa
= times
->activated
;
860 times
= hashmap_get(unit_times_hashmap
, *b
);
862 usb
= times
->activated
;
864 return CMP(usb
, usa
);
867 static bool times_in_range(const struct unit_times
*times
, const struct boot_times
*boot
) {
869 times
->activated
> 0 && times
->activated
<= boot
->finish_time
;
872 static int list_dependencies_one(sd_bus
*bus
, const char *name
, unsigned int level
, char ***units
,
873 unsigned int branches
) {
874 _cleanup_strv_free_
char **deps
= NULL
;
877 usec_t service_longest
= 0;
879 struct unit_times
*times
;
880 struct boot_times
*boot
;
882 if (strv_extend(units
, name
))
885 r
= list_dependencies_get_dependencies(bus
, name
, &deps
);
889 typesafe_qsort(deps
, strv_length(deps
), list_dependencies_compare
);
891 r
= acquire_boot_times(bus
, &boot
);
895 STRV_FOREACH(c
, deps
) {
896 times
= hashmap_get(unit_times_hashmap
, *c
);
897 if (times_in_range(times
, boot
) &&
898 times
->activated
>= service_longest
)
899 service_longest
= times
->activated
;
902 if (service_longest
== 0)
905 STRV_FOREACH(c
, deps
) {
906 times
= hashmap_get(unit_times_hashmap
, *c
);
907 if (times_in_range(times
, boot
) &&
908 service_longest
- times
->activated
<= arg_fuzz
)
915 STRV_FOREACH(c
, deps
) {
916 times
= hashmap_get(unit_times_hashmap
, *c
);
917 if (!times_in_range(times
, boot
) ||
918 service_longest
- times
->activated
> arg_fuzz
)
923 r
= list_dependencies_print(*c
, level
, branches
, to_print
== 0, times
, boot
);
927 if (strv_contains(*units
, *c
)) {
928 r
= list_dependencies_print("...", level
+ 1, (branches
<< 1) | (to_print
? 1 : 0),
935 r
= list_dependencies_one(bus
, *c
, level
+ 1, units
,
936 (branches
<< 1) | (to_print
? 1 : 0));
946 static int list_dependencies(sd_bus
*bus
, const char *name
) {
947 _cleanup_strv_free_
char **units
= NULL
;
948 char ts
[FORMAT_TIMESPAN_MAX
];
949 struct unit_times
*times
;
952 _cleanup_free_
char *path
= NULL
;
953 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
954 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
955 struct boot_times
*boot
;
959 path
= unit_dbus_path_from_name(name
);
963 r
= sd_bus_get_property(
965 "org.freedesktop.systemd1",
967 "org.freedesktop.systemd1.Unit",
973 return log_error_errno(r
, "Failed to get ID: %s", bus_error_message(&error
, -r
));
975 r
= sd_bus_message_read(reply
, "s", &id
);
977 return bus_log_parse_error(r
);
979 times
= hashmap_get(unit_times_hashmap
, id
);
981 r
= acquire_boot_times(bus
, &boot
);
987 printf("%s%s +%s%s\n", ansi_highlight_red(), id
,
988 format_timespan(ts
, sizeof(ts
), times
->time
, USEC_PER_MSEC
), ansi_normal());
989 else if (times
->activated
> boot
->userspace_time
)
990 printf("%s @%s\n", id
, format_timespan(ts
, sizeof(ts
), times
->activated
- boot
->userspace_time
, USEC_PER_MSEC
));
995 return list_dependencies_one(bus
, name
, 0, &units
, 0);
998 static int analyze_critical_chain(int argc
, char *argv
[], void *userdata
) {
999 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1000 _cleanup_(unit_times_freep
) struct unit_times
*times
= NULL
;
1001 struct unit_times
*u
;
1005 r
= acquire_bus(&bus
, NULL
);
1007 return log_error_errno(r
, "Failed to create bus connection: %m");
1009 n
= acquire_time_data(bus
, ×
);
1013 h
= hashmap_new(&string_hash_ops
);
1017 for (u
= times
; u
->has_data
; u
++) {
1018 r
= hashmap_put(h
, u
->name
, u
);
1020 return log_error_errno(r
, "Failed to add entry to hashmap: %m");
1022 unit_times_hashmap
= h
;
1024 (void) pager_open(arg_no_pager
, false);
1026 puts("The time after the unit is active or started is printed after the \"@\" character.\n"
1027 "The time the unit takes to start is printed after the \"+\" character.\n");
1031 STRV_FOREACH(name
, strv_skip(argv
, 1))
1032 list_dependencies(bus
, *name
);
1034 list_dependencies(bus
, SPECIAL_DEFAULT_TARGET
);
1036 h
= hashmap_free(h
);
1040 static int analyze_blame(int argc
, char *argv
[], void *userdata
) {
1041 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1042 _cleanup_(unit_times_freep
) struct unit_times
*times
= NULL
;
1043 struct unit_times
*u
;
1046 r
= acquire_bus(&bus
, NULL
);
1048 return log_error_errno(r
, "Failed to create bus connection: %m");
1050 n
= acquire_time_data(bus
, ×
);
1054 typesafe_qsort(times
, n
, compare_unit_time
);
1056 (void) pager_open(arg_no_pager
, false);
1058 for (u
= times
; u
->has_data
; u
++) {
1059 char ts
[FORMAT_TIMESPAN_MAX
];
1062 printf("%16s %s\n", format_timespan(ts
, sizeof(ts
), u
->time
, USEC_PER_MSEC
), u
->name
);
1068 static int analyze_time(int argc
, char *argv
[], void *userdata
) {
1069 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1070 _cleanup_free_
char *buf
= NULL
;
1073 r
= acquire_bus(&bus
, NULL
);
1075 return log_error_errno(r
, "Failed to create bus connection: %m");
1077 r
= pretty_boot_time(bus
, &buf
);
1085 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
[]) {
1086 _cleanup_strv_free_
char **units
= NULL
;
1089 bool match_patterns
;
1095 match_patterns
= strv_fnmatch(patterns
, u
->id
, 0);
1097 if (!strv_isempty(from_patterns
) &&
1099 !strv_fnmatch(from_patterns
, u
->id
, 0))
1102 r
= bus_get_unit_property_strv(bus
, u
->unit_path
, prop
, &units
);
1106 STRV_FOREACH(unit
, units
) {
1107 bool match_patterns2
;
1109 match_patterns2
= strv_fnmatch(patterns
, *unit
, 0);
1111 if (!strv_isempty(to_patterns
) &&
1113 !strv_fnmatch(to_patterns
, *unit
, 0))
1116 if (!strv_isempty(patterns
) && !match_patterns
&& !match_patterns2
)
1119 printf("\t\"%s\"->\"%s\" [color=\"%s\"];\n", u
->id
, *unit
, color
);
1125 static int graph_one(sd_bus
*bus
, const UnitInfo
*u
, char *patterns
[], char *from_patterns
[], char *to_patterns
[]) {
1131 if (IN_SET(arg_dot
, DEP_ORDER
, DEP_ALL
)) {
1132 r
= graph_one_property(bus
, u
, "After", "green", patterns
, from_patterns
, to_patterns
);
1137 if (IN_SET(arg_dot
, DEP_REQUIRE
, DEP_ALL
)) {
1138 r
= graph_one_property(bus
, u
, "Requires", "black", patterns
, from_patterns
, to_patterns
);
1141 r
= graph_one_property(bus
, u
, "Requisite", "darkblue", patterns
, from_patterns
, to_patterns
);
1144 r
= graph_one_property(bus
, u
, "Wants", "grey66", patterns
, from_patterns
, to_patterns
);
1147 r
= graph_one_property(bus
, u
, "Conflicts", "red", patterns
, from_patterns
, to_patterns
);
1155 static int expand_patterns(sd_bus
*bus
, char **patterns
, char ***ret
) {
1156 _cleanup_strv_free_
char **expanded_patterns
= NULL
;
1160 STRV_FOREACH(pattern
, patterns
) {
1161 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1162 _cleanup_free_
char *unit
= NULL
, *unit_id
= NULL
;
1164 if (strv_extend(&expanded_patterns
, *pattern
) < 0)
1167 if (string_is_glob(*pattern
))
1170 unit
= unit_dbus_path_from_name(*pattern
);
1174 r
= sd_bus_get_property_string(
1176 "org.freedesktop.systemd1",
1178 "org.freedesktop.systemd1.Unit",
1183 return log_error_errno(r
, "Failed to get ID: %s", bus_error_message(&error
, r
));
1185 if (!streq(*pattern
, unit_id
)) {
1186 if (strv_extend(&expanded_patterns
, unit_id
) < 0)
1191 *ret
= expanded_patterns
;
1192 expanded_patterns
= NULL
; /* do not free */
1197 static int dot(int argc
, char *argv
[], void *userdata
) {
1198 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1199 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1200 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1201 _cleanup_strv_free_
char **expanded_patterns
= NULL
;
1202 _cleanup_strv_free_
char **expanded_from_patterns
= NULL
;
1203 _cleanup_strv_free_
char **expanded_to_patterns
= NULL
;
1207 r
= acquire_bus(&bus
, NULL
);
1209 return log_error_errno(r
, "Failed to create bus connection: %m");
1211 r
= expand_patterns(bus
, strv_skip(argv
, 1), &expanded_patterns
);
1215 r
= expand_patterns(bus
, arg_dot_from_patterns
, &expanded_from_patterns
);
1219 r
= expand_patterns(bus
, arg_dot_to_patterns
, &expanded_to_patterns
);
1223 r
= sd_bus_call_method(
1225 "org.freedesktop.systemd1",
1226 "/org/freedesktop/systemd1",
1227 "org.freedesktop.systemd1.Manager",
1233 log_error_errno(r
, "Failed to list units: %s", bus_error_message(&error
, -r
));
1235 r
= sd_bus_message_enter_container(reply
, SD_BUS_TYPE_ARRAY
, "(ssssssouso)");
1237 return bus_log_parse_error(r
);
1239 printf("digraph systemd {\n");
1241 while ((r
= bus_parse_unit_info(reply
, &u
)) > 0) {
1243 r
= graph_one(bus
, &u
, expanded_patterns
, expanded_from_patterns
, expanded_to_patterns
);
1248 return bus_log_parse_error(r
);
1252 log_info(" Color legend: black = Requires\n"
1253 " dark blue = Requisite\n"
1254 " dark grey = Wants\n"
1255 " red = Conflicts\n"
1256 " green = After\n");
1259 log_notice("-- You probably want to process this output with graphviz' dot tool.\n"
1260 "-- Try a shell pipeline like 'systemd-analyze dot | dot -Tsvg > systemd.svg'!\n");
1265 static int dump_fallback(sd_bus
*bus
) {
1266 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1267 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1268 const char *text
= NULL
;
1273 r
= sd_bus_call_method(
1275 "org.freedesktop.systemd1",
1276 "/org/freedesktop/systemd1",
1277 "org.freedesktop.systemd1.Manager",
1283 return log_error_errno(r
, "Failed to issue method call Dump: %s", bus_error_message(&error
, r
));
1285 r
= sd_bus_message_read(reply
, "s", &text
);
1287 return bus_log_parse_error(r
);
1289 fputs(text
, stdout
);
1293 static int dump(int argc
, char *argv
[], void *userdata
) {
1294 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1295 _cleanup_(sd_bus_message_unrefp
) sd_bus_message
*reply
= NULL
;
1296 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1300 r
= acquire_bus(&bus
, NULL
);
1302 return log_error_errno(r
, "Failed to create bus connection: %m");
1304 (void) pager_open(arg_no_pager
, false);
1306 if (!sd_bus_can_send(bus
, SD_BUS_TYPE_UNIX_FD
))
1307 return dump_fallback(bus
);
1309 r
= sd_bus_call_method(
1311 "org.freedesktop.systemd1",
1312 "/org/freedesktop/systemd1",
1313 "org.freedesktop.systemd1.Manager",
1314 "DumpByFileDescriptor",
1319 /* fall back to Dump if DumpByFileDescriptor is not supported */
1320 if (!IN_SET(r
, -EACCES
, -EBADR
))
1321 return log_error_errno(r
, "Failed to issue method call DumpByFileDescriptor: %s", bus_error_message(&error
, r
));
1323 return dump_fallback(bus
);
1326 r
= sd_bus_message_read(reply
, "h", &fd
);
1328 return bus_log_parse_error(r
);
1331 return copy_bytes(fd
, STDOUT_FILENO
, (uint64_t) -1, 0);
1334 static int cat_config(int argc
, char *argv
[], void *userdata
) {
1338 (void) pager_open(arg_no_pager
, false);
1340 STRV_FOREACH(arg
, argv
+ 1) {
1341 const char *t
= NULL
;
1343 if (arg
!= argv
+ 1)
1346 if (path_is_absolute(*arg
)) {
1349 NULSTR_FOREACH(dir
, CONF_PATHS_NULSTR("")) {
1350 t
= path_startswith(*arg
, dir
);
1356 log_error("Path %s does not start with any known prefix.", *arg
);
1362 r
= conf_files_cat(arg_root
, t
);
1370 static int set_log_level(int argc
, char *argv
[], void *userdata
) {
1371 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1372 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1378 r
= acquire_bus(&bus
, NULL
);
1380 return log_error_errno(r
, "Failed to create bus connection: %m");
1382 r
= sd_bus_set_property(
1384 "org.freedesktop.systemd1",
1385 "/org/freedesktop/systemd1",
1386 "org.freedesktop.systemd1.Manager",
1392 return log_error_errno(r
, "Failed to issue method call: %s", bus_error_message(&error
, r
));
1397 static int get_log_level(int argc
, char *argv
[], void *userdata
) {
1398 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1399 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1400 _cleanup_free_
char *level
= NULL
;
1403 r
= acquire_bus(&bus
, NULL
);
1405 return log_error_errno(r
, "Failed to create bus connection: %m");
1407 r
= sd_bus_get_property_string(
1409 "org.freedesktop.systemd1",
1410 "/org/freedesktop/systemd1",
1411 "org.freedesktop.systemd1.Manager",
1416 return log_error_errno(r
, "Failed to get log level: %s", bus_error_message(&error
, r
));
1422 static int get_or_set_log_level(int argc
, char *argv
[], void *userdata
) {
1423 return (argc
== 1) ? get_log_level(argc
, argv
, userdata
) : set_log_level(argc
, argv
, userdata
);
1426 static int set_log_target(int argc
, char *argv
[], void *userdata
) {
1427 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1428 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1434 r
= acquire_bus(&bus
, NULL
);
1436 return log_error_errno(r
, "Failed to create bus connection: %m");
1438 r
= sd_bus_set_property(
1440 "org.freedesktop.systemd1",
1441 "/org/freedesktop/systemd1",
1442 "org.freedesktop.systemd1.Manager",
1448 return log_error_errno(r
, "Failed to issue method call: %s", bus_error_message(&error
, r
));
1453 static int get_log_target(int argc
, char *argv
[], void *userdata
) {
1454 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1455 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1456 _cleanup_free_
char *target
= NULL
;
1459 r
= acquire_bus(&bus
, NULL
);
1461 return log_error_errno(r
, "Failed to create bus connection: %m");
1463 r
= sd_bus_get_property_string(
1465 "org.freedesktop.systemd1",
1466 "/org/freedesktop/systemd1",
1467 "org.freedesktop.systemd1.Manager",
1472 return log_error_errno(r
, "Failed to get log target: %s", bus_error_message(&error
, r
));
1478 static int get_or_set_log_target(int argc
, char *argv
[], void *userdata
) {
1479 return (argc
== 1) ? get_log_target(argc
, argv
, userdata
) : set_log_target(argc
, argv
, userdata
);
1482 static int dump_unit_paths(int argc
, char *argv
[], void *userdata
) {
1483 _cleanup_(lookup_paths_free
) LookupPaths paths
= {};
1487 r
= lookup_paths_init(&paths
, arg_scope
, 0, NULL
);
1489 return log_error_errno(r
, "lookup_paths_init() failed: %m");
1491 STRV_FOREACH(p
, paths
.search_path
)
1498 static void dump_syscall_filter(const SyscallFilterSet
*set
) {
1499 const char *syscall
;
1501 printf("%s\n", set
->name
);
1502 printf(" # %s\n", set
->help
);
1503 NULSTR_FOREACH(syscall
, set
->value
)
1504 printf(" %s\n", syscall
);
1507 static int dump_syscall_filters(int argc
, char *argv
[], void *userdata
) {
1510 (void) pager_open(arg_no_pager
, false);
1512 if (strv_isempty(strv_skip(argv
, 1))) {
1515 for (i
= 0; i
< _SYSCALL_FILTER_SET_MAX
; i
++) {
1518 dump_syscall_filter(syscall_filter_sets
+ i
);
1524 STRV_FOREACH(name
, strv_skip(argv
, 1)) {
1525 const SyscallFilterSet
*set
;
1530 set
= syscall_filter_set_find(*name
);
1532 /* make sure the error appears below normal output */
1535 log_error("Filter set \"%s\" not found.", *name
);
1539 dump_syscall_filter(set
);
1548 static int dump_syscall_filters(int argc
, char *argv
[], void *userdata
) {
1549 log_error("Not compiled with syscall filters, sorry.");
1554 static int test_calendar(int argc
, char *argv
[], void *userdata
) {
1559 n
= now(CLOCK_REALTIME
);
1561 STRV_FOREACH(p
, strv_skip(argv
, 1)) {
1562 _cleanup_(calendar_spec_freep
) CalendarSpec
*spec
= NULL
;
1563 _cleanup_free_
char *t
= NULL
;
1566 r
= calendar_spec_from_string(*p
, &spec
);
1568 ret
= log_error_errno(r
, "Failed to parse calendar specification '%s': %m", *p
);
1572 r
= calendar_spec_normalize(spec
);
1574 ret
= log_error_errno(r
, "Failed to normalize calendar specification '%s': %m", *p
);
1578 r
= calendar_spec_to_string(spec
, &t
);
1580 ret
= log_error_errno(r
, "Failed to format calendar specification '%s': %m", *p
);
1585 printf(" Original form: %s\n", *p
);
1587 printf("Normalized form: %s\n", t
);
1589 r
= calendar_spec_next_usec(spec
, n
, &next
);
1591 printf(" Next elapse: never\n");
1593 ret
= log_error_errno(r
, "Failed to determine next elapse for '%s': %m", *p
);
1596 char buffer
[CONST_MAX(FORMAT_TIMESTAMP_MAX
, FORMAT_TIMESTAMP_RELATIVE_MAX
)];
1598 printf(" Next elapse: %s\n", format_timestamp(buffer
, sizeof(buffer
), next
));
1600 if (!in_utc_timezone())
1601 printf(" (in UTC): %s\n", format_timestamp_utc(buffer
, sizeof(buffer
), next
));
1603 printf(" From now: %s\n", format_timestamp_relative(buffer
, sizeof(buffer
), next
));
1613 static int service_watchdogs(int argc
, char *argv
[], void *userdata
) {
1614 _cleanup_(sd_bus_error_free
) sd_bus_error error
= SD_BUS_ERROR_NULL
;
1615 _cleanup_(sd_bus_flush_close_unrefp
) sd_bus
*bus
= NULL
;
1618 assert(IN_SET(argc
, 1, 2));
1621 r
= acquire_bus(&bus
, NULL
);
1623 return log_error_errno(r
, "Failed to create bus connection: %m");
1625 /* get ServiceWatchdogs */
1627 r
= sd_bus_get_property_trivial(
1629 "org.freedesktop.systemd1",
1630 "/org/freedesktop/systemd1",
1631 "org.freedesktop.systemd1.Manager",
1637 return log_error_errno(r
, "Failed to get service-watchdog state: %s", bus_error_message(&error
, r
));
1639 printf("%s\n", yes_no(!!b
));
1644 /* set ServiceWatchdogs */
1645 b
= parse_boolean(argv
[1]);
1647 log_error("Failed to parse service-watchdogs argument.");
1651 r
= sd_bus_set_property(
1653 "org.freedesktop.systemd1",
1654 "/org/freedesktop/systemd1",
1655 "org.freedesktop.systemd1.Manager",
1661 return log_error_errno(r
, "Failed to set service-watchdog state: %s", bus_error_message(&error
, r
));
1666 static int do_verify(int argc
, char *argv
[], void *userdata
) {
1667 return verify_units(strv_skip(argv
, 1), arg_scope
, arg_man
, arg_generators
);
1670 static int help(int argc
, char *argv
[], void *userdata
) {
1671 _cleanup_free_
char *link
= NULL
;
1674 (void) pager_open(arg_no_pager
, false);
1676 r
= terminal_urlify_man("systemd-analyze", "1", &link
);
1680 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
1681 "Profile systemd, show unit dependencies, check unit files.\n\n"
1682 " -h --help Show this help\n"
1683 " --version Show package version\n"
1684 " --no-pager Do not pipe output into a pager\n"
1685 " --system Operate on system systemd instance\n"
1686 " --user Operate on user systemd instance\n"
1687 " --global Operate on global user configuration\n"
1688 " -H --host=[USER@]HOST Operate on remote host\n"
1689 " -M --machine=CONTAINER Operate on local container\n"
1690 " --order Show only order in the graph\n"
1691 " --require Show only requirement in the graph\n"
1692 " --from-pattern=GLOB Show only origins in the graph\n"
1693 " --to-pattern=GLOB Show only destinations in the graph\n"
1694 " --fuzz=SECONDS Also print also services which finished SECONDS\n"
1695 " earlier than the latest in the branch\n"
1696 " --man[=BOOL] Do [not] check for existence of man pages\n\n"
1697 " --generators[=BOOL] Do [not] run unit generators (requires privileges)\n\n"
1699 " time Print time spent in the kernel\n"
1700 " blame Print list of running units ordered by time to init\n"
1701 " critical-chain [UNIT...] Print a tree of the time critical chain of units\n"
1702 " plot Output SVG graphic showing service initialization\n"
1703 " dot [UNIT...] Output dependency graph in man:dot(1) format\n"
1704 " log-level [LEVEL] Get/set logging threshold for manager\n"
1705 " log-target [TARGET] Get/set logging target for manager\n"
1706 " dump Output state serialization of service manager\n"
1707 " cat-config Show configuration file and drop-ins\n"
1708 " unit-paths List load directories for units\n"
1709 " syscall-filter [NAME...] Print list of syscalls in seccomp filter\n"
1710 " verify FILE... Check unit files for correctness\n"
1711 " calendar SPEC... Validate repetitive calendar time events\n"
1712 " service-watchdogs [BOOL] Get/set service watchdog state\n"
1713 "\nSee the %s for details.\n"
1714 , program_invocation_short_name
1718 /* When updating this list, including descriptions, apply changes to shell-completion/bash/systemd-analyze and
1719 * shell-completion/zsh/_systemd-analyze too. */
1724 static int parse_argv(int argc
, char *argv
[]) {
1726 ARG_VERSION
= 0x100,
1733 ARG_DOT_FROM_PATTERN
,
1741 static const struct option options
[] = {
1742 { "help", no_argument
, NULL
, 'h' },
1743 { "version", no_argument
, NULL
, ARG_VERSION
},
1744 { "order", no_argument
, NULL
, ARG_ORDER
},
1745 { "require", no_argument
, NULL
, ARG_REQUIRE
},
1746 { "root", required_argument
, NULL
, ARG_ROOT
},
1747 { "system", no_argument
, NULL
, ARG_SYSTEM
},
1748 { "user", no_argument
, NULL
, ARG_USER
},
1749 { "global", no_argument
, NULL
, ARG_GLOBAL
},
1750 { "from-pattern", required_argument
, NULL
, ARG_DOT_FROM_PATTERN
},
1751 { "to-pattern", required_argument
, NULL
, ARG_DOT_TO_PATTERN
},
1752 { "fuzz", required_argument
, NULL
, ARG_FUZZ
},
1753 { "no-pager", no_argument
, NULL
, ARG_NO_PAGER
},
1754 { "man", optional_argument
, NULL
, ARG_MAN
},
1755 { "generators", optional_argument
, NULL
, ARG_GENERATORS
},
1756 { "host", required_argument
, NULL
, 'H' },
1757 { "machine", required_argument
, NULL
, 'M' },
1766 while ((c
= getopt_long(argc
, argv
, "hH:M:", options
, NULL
)) >= 0)
1770 return help(0, NULL
, NULL
);
1780 arg_scope
= UNIT_FILE_SYSTEM
;
1784 arg_scope
= UNIT_FILE_USER
;
1788 arg_scope
= UNIT_FILE_GLOBAL
;
1792 arg_dot
= DEP_ORDER
;
1796 arg_dot
= DEP_REQUIRE
;
1799 case ARG_DOT_FROM_PATTERN
:
1800 if (strv_extend(&arg_dot_from_patterns
, optarg
) < 0)
1805 case ARG_DOT_TO_PATTERN
:
1806 if (strv_extend(&arg_dot_to_patterns
, optarg
) < 0)
1812 r
= parse_sec(optarg
, &arg_fuzz
);
1818 arg_no_pager
= true;
1822 arg_transport
= BUS_TRANSPORT_REMOTE
;
1827 arg_transport
= BUS_TRANSPORT_MACHINE
;
1833 r
= parse_boolean(optarg
);
1835 log_error("Failed to parse --man= argument.");
1845 case ARG_GENERATORS
:
1847 r
= parse_boolean(optarg
);
1849 log_error("Failed to parse --generators= argument.");
1855 arg_generators
= true;
1863 assert_not_reached("Unhandled option code.");
1866 if (arg_scope
== UNIT_FILE_GLOBAL
&&
1867 !STR_IN_SET(argv
[optind
] ?: "time", "dot", "unit-paths", "verify")) {
1868 log_error("Option --global only makes sense with verbs dot, unit-paths, verify.");
1872 if (arg_root
&& !streq_ptr(argv
[optind
], "cat-config")) {
1873 log_error("Option --root is only supported for cat-config right now.");
1877 return 1; /* work to do */
1880 int main(int argc
, char *argv
[]) {
1882 static const Verb verbs
[] = {
1883 { "help", VERB_ANY
, VERB_ANY
, 0, help
},
1884 { "time", VERB_ANY
, 1, VERB_DEFAULT
, analyze_time
},
1885 { "blame", VERB_ANY
, 1, 0, analyze_blame
},
1886 { "critical-chain", VERB_ANY
, VERB_ANY
, 0, analyze_critical_chain
},
1887 { "plot", VERB_ANY
, 1, 0, analyze_plot
},
1888 { "dot", VERB_ANY
, VERB_ANY
, 0, dot
},
1889 { "log-level", VERB_ANY
, 2, 0, get_or_set_log_level
},
1890 { "log-target", VERB_ANY
, 2, 0, get_or_set_log_target
},
1891 /* The following four verbs are deprecated aliases */
1892 { "set-log-level", 2, 2, 0, set_log_level
},
1893 { "get-log-level", VERB_ANY
, 1, 0, get_log_level
},
1894 { "set-log-target", 2, 2, 0, set_log_target
},
1895 { "get-log-target", VERB_ANY
, 1, 0, get_log_target
},
1896 { "dump", VERB_ANY
, 1, 0, dump
},
1897 { "cat-config", 2, VERB_ANY
, 0, cat_config
},
1898 { "unit-paths", 1, 1, 0, dump_unit_paths
},
1899 { "syscall-filter", VERB_ANY
, VERB_ANY
, 0, dump_syscall_filters
},
1900 { "verify", 2, VERB_ANY
, 0, do_verify
},
1901 { "calendar", 2, VERB_ANY
, 0, test_calendar
},
1902 { "service-watchdogs", VERB_ANY
, 2, 0, service_watchdogs
},
1908 setlocale(LC_ALL
, "");
1909 setlocale(LC_NUMERIC
, "C"); /* we want to format/parse floats in C style */
1911 log_parse_environment();
1914 r
= parse_argv(argc
, argv
);
1918 r
= dispatch_verb(argc
, argv
, verbs
, NULL
);
1923 strv_free(arg_dot_from_patterns
);
1924 strv_free(arg_dot_to_patterns
);
1926 return r
< 0 ? EXIT_FAILURE
: EXIT_SUCCESS
;