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analyze: show unit file loading on plot
[thirdparty/systemd.git] / src / analyze / systemd-analyze.c
CommitLineData
2265fbf7
SP		 1/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
2
3/***
4 This file is part of systemd.
5
ffaa0e25
LP		 6 Copyright 2010-2013 Lennart Poettering
7 Copyright 2013 Simon Peeters
2265fbf7
SP		 8
9 systemd is free software; you can redistribute it and/or modify it
10 under the terms of the GNU Lesser General Public License as published by
11 the Free Software Foundation; either version 2.1 of the License, or
12 (at your option) any later version.
13
14 systemd is distributed in the hope that it will be useful, but
15 WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 Lesser General Public License for more details.
18
19 You should have received a copy of the GNU Lesser General Public License
20 along with systemd; If not, see <http://www.gnu.org/licenses/>.
21***/
22
23#include <stdio.h>
24#include <stdlib.h>
25#include <getopt.h>
26#include <locale.h>
27#include <sys/utsname.h>
e55933db 28#include <fnmatch.h>
2265fbf7
SP		 29
30#include "install.h"
31#include "log.h"
32#include "dbus-common.h"
33#include "build.h"
34#include "util.h"
35#include "strxcpyx.h"
a5c32cff 36#include "fileio.h"
e55933db 37#include "strv.h"
bb150966
HH		 38#include "unit-name.h"
39#include "special.h"
40#include "hashmap.h"
2265fbf7 41
2f6eb835
LP		 42#define SCALE_X (0.1 / 1000.0) /* pixels per us */
43#define SCALE_Y 20.0
44
2265fbf7 45#define compare(a, b) (((a) > (b))? 1 : (((b) > (a))? -1 : 0))
c170f3a4 46
2265fbf7 47#define svg(...) printf(__VA_ARGS__)
c170f3a4
LP		 48
49#define svg_bar(class, x1, x2, y) \
2265fbf7 50 svg(" <rect class=\"%s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", \
c170f3a4 51 (class), \
2f6eb835
LP		 52 SCALE_X * (x1), SCALE_Y * (y), \
53 SCALE_X * ((x2) - (x1)), SCALE_Y - 1.0)
c170f3a4
LP		 54
55#define svg_text(b, x, y, format, ...) \
56 do { \
2f6eb835 57 svg(" <text class=\"%s\" x=\"%.03f\" y=\"%.03f\">", (b) ? "left" : "right", SCALE_X * (x) + (b ? 5.0 : -5.0), SCALE_Y * (y) + 14.0); \
c170f3a4
LP		 58 svg(format, ## __VA_ARGS__); \
59 svg("</text>\n"); \
2265fbf7
SP		 60 } while(false)
61
62static UnitFileScope arg_scope = UNIT_FILE_SYSTEM;
1700761b
SP		 63static enum dot {
64 DEP_ALL,
65 DEP_ORDER,
66 DEP_REQUIRE
67} arg_dot = DEP_ALL;
e55933db
ŁS		 68static char** arg_dot_from_patterns = NULL;
69static char** arg_dot_to_patterns = NULL;
2265fbf7 70
bb150966
HH		 71usec_t arg_fuzz = 0;
72
2265fbf7 73struct boot_times {
c170f3a4
LP		 74 usec_t firmware_time;
75 usec_t loader_time;
76 usec_t kernel_time;
77 usec_t kernel_done_time;
78 usec_t initrd_time;
79 usec_t userspace_time;
80 usec_t finish_time;
518d10e9
UTL		 81 usec_t generators_start_time;
82 usec_t generators_finish_time;
d9acfb71
TA		 83 usec_t unitsload_start_time;
84 usec_t unitsload_finish_time;
2265fbf7
SP		 85};
86struct unit_times {
87 char *name;
c170f3a4
LP		 88 usec_t ixt;
89 usec_t iet;
90 usec_t axt;
91 usec_t aet;
92 usec_t time;
2265fbf7
SP		 93};
94
c170f3a4 95static int bus_get_uint64_property(DBusConnection *bus, const char *path, const char *interface, const char *property, uint64_t *val) {
2265fbf7 96 _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
2265fbf7 97 DBusMessageIter iter, sub;
c170f3a4 98 int r;
2265fbf7 99
c170f3a4 100 r = bus_method_call_with_reply(
2265fbf7
SP		 101 bus,
102 "org.freedesktop.systemd1",
103 path,
104 "org.freedesktop.DBus.Properties",
105 "Get",
106 &reply,
107 NULL,
108 DBUS_TYPE_STRING, &interface,
109 DBUS_TYPE_STRING, &property,
110 DBUS_TYPE_INVALID);
111 if (r < 0)
112 return r;
113
114 if (!dbus_message_iter_init(reply, &iter) ||
115 dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
116 log_error("Failed to parse reply.");
117 return -EIO;
118 }
119
120 dbus_message_iter_recurse(&iter, &sub);
121
122 if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_UINT64) {
123 log_error("Failed to parse reply.");
124 return -EIO;
125 }
126
127 dbus_message_iter_get_basic(&sub, val);
128
129 return 0;
130}
131
c170f3a4 132static int compare_unit_time(const void *a, const void *b) {
2265fbf7
SP		 133 return compare(((struct unit_times *)b)->time,
134 ((struct unit_times *)a)->time);
135}
136
c170f3a4 137static int compare_unit_start(const void *a, const void *b) {
2265fbf7
SP		 138 return compare(((struct unit_times *)a)->ixt,
139 ((struct unit_times *)b)->ixt);
140}
141
c170f3a4 142static int get_os_name(char **_n) {
2265fbf7 143 char *n = NULL;
c170f3a4
LP		 144 int r;
145
146 r = parse_env_file("/etc/os-release", NEWLINE, "PRETTY_NAME", &n, NULL);
147 if (r < 0)
148 return r;
149
150 if (!n)
151 return -ENOENT;
2265fbf7 152
c170f3a4
LP		 153 *_n = n;
154 return 0;
2265fbf7
SP		 155}
156
c170f3a4
LP		 157static void free_unit_times(struct unit_times *t, unsigned n) {
158 struct unit_times *p;
159
160 for (p = t; p < t + n; p++)
161 free(p->name);
162
163 free(t);
164}
165
166static int acquire_time_data(DBusConnection *bus, struct unit_times **out) {
2265fbf7
SP		 167 _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
168 DBusMessageIter iter, sub;
169 int r, c = 0, n_units = 0;
170 struct unit_times *unit_times = NULL;
171
c170f3a4 172 r = bus_method_call_with_reply(
2265fbf7
SP		 173 bus,
174 "org.freedesktop.systemd1",
175 "/org/freedesktop/systemd1",
176 "org.freedesktop.systemd1.Manager",
177 "ListUnits",
178 &reply,
179 NULL,
180 DBUS_TYPE_INVALID);
c170f3a4 181 if (r < 0)
2265fbf7
SP		 182 goto fail;
183
184 if (!dbus_message_iter_init(reply, &iter) ||
185 dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
186 dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) {
187 log_error("Failed to parse reply.");
188 r = -EIO;
189 goto fail;
190 }
191
192 for (dbus_message_iter_recurse(&iter, &sub);
193 dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID;
194 dbus_message_iter_next(&sub)) {
195 struct unit_info u;
196 struct unit_times *t;
197
198 if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) {
199 log_error("Failed to parse reply.");
200 r = -EIO;
201 goto fail;
202 }
203
204 if (c >= n_units) {
205 struct unit_times *w;
206
207 n_units = MAX(2*c, 16);
208 w = realloc(unit_times, sizeof(struct unit_times) * n_units);
209
210 if (!w) {
211 r = log_oom();
212 goto fail;
213 }
214
215 unit_times = w;
216 }
217 t = unit_times+c;
218 t->name = NULL;
219
220 r = bus_parse_unit_info(&sub, &u);
221 if (r < 0)
222 goto fail;
223
c170f3a4
LP		 224 assert_cc(sizeof(usec_t) == sizeof(uint64_t));
225
2265fbf7
SP		 226 if (bus_get_uint64_property(bus, u.unit_path,
227 "org.freedesktop.systemd1.Unit",
228 "InactiveExitTimestampMonotonic",
229 &t->ixt) < 0 ||
230 bus_get_uint64_property(bus, u.unit_path,
231 "org.freedesktop.systemd1.Unit",
232 "ActiveEnterTimestampMonotonic",
233 &t->aet) < 0 ||
234 bus_get_uint64_property(bus, u.unit_path,
235 "org.freedesktop.systemd1.Unit",
236 "ActiveExitTimestampMonotonic",
237 &t->axt) < 0 ||
238 bus_get_uint64_property(bus, u.unit_path,
239 "org.freedesktop.systemd1.Unit",
240 "InactiveEnterTimestampMonotonic",
241 &t->iet) < 0) {
242 r = -EIO;
243 goto fail;
244 }
245
2265fbf7
SP		 246 if (t->aet >= t->ixt)
247 t->time = t->aet - t->ixt;
248 else if (t->iet >= t->ixt)
249 t->time = t->iet - t->ixt;
250 else
251 t->time = 0;
252
253 if (t->ixt == 0)
254 continue;
255
256 t->name = strdup(u.id);
257 if (t->name == NULL) {
258 r = log_oom();
259 goto fail;
260 }
261 c++;
262 }
263
264 *out = unit_times;
265 return c;
c170f3a4 266
2265fbf7 267fail:
c170f3a4 268 free_unit_times(unit_times, (unsigned) c);
2265fbf7
SP		 269 return r;
270}
271
c170f3a4 272static int acquire_boot_times(DBusConnection *bus, struct boot_times **bt) {
2265fbf7
SP		 273 static struct boot_times times;
274 static bool cached = false;
c170f3a4 275
2265fbf7 276 if (cached)
c170f3a4
LP		 277 goto finish;
278
279 assert_cc(sizeof(usec_t) == sizeof(uint64_t));
2265fbf7
SP		 280
281 if (bus_get_uint64_property(bus,
282 "/org/freedesktop/systemd1",
283 "org.freedesktop.systemd1.Manager",
284 "FirmwareTimestampMonotonic",
285 &times.firmware_time) < 0 ||
286 bus_get_uint64_property(bus,
287 "/org/freedesktop/systemd1",
288 "org.freedesktop.systemd1.Manager",
289 "LoaderTimestampMonotonic",
290 &times.loader_time) < 0 ||
291 bus_get_uint64_property(bus,
292 "/org/freedesktop/systemd1",
293 "org.freedesktop.systemd1.Manager",
294 "KernelTimestamp",
295 &times.kernel_time) < 0 ||
296 bus_get_uint64_property(bus,
297 "/org/freedesktop/systemd1",
298 "org.freedesktop.systemd1.Manager",
299 "InitRDTimestampMonotonic",
300 &times.initrd_time) < 0 ||
301 bus_get_uint64_property(bus,
302 "/org/freedesktop/systemd1",
303 "org.freedesktop.systemd1.Manager",
304 "UserspaceTimestampMonotonic",
305 &times.userspace_time) < 0 ||
306 bus_get_uint64_property(bus,
307 "/org/freedesktop/systemd1",
308 "org.freedesktop.systemd1.Manager",
309 "FinishTimestampMonotonic",
518d10e9
UTL		 310 &times.finish_time) < 0 ||
311 bus_get_uint64_property(bus,
312 "/org/freedesktop/systemd1",
313 "org.freedesktop.systemd1.Manager",
314 "GeneratorsStartTimestampMonotonic",
315 &times.generators_start_time) < 0 ||
316 bus_get_uint64_property(bus,
317 "/org/freedesktop/systemd1",
318 "org.freedesktop.systemd1.Manager",
319 "GeneratorsFinishTimestampMonotonic",
d9acfb71
TA		 320 &times.generators_finish_time) < 0 ||
321 bus_get_uint64_property(bus,
322 "/org/freedesktop/systemd1",
323 "org.freedesktop.systemd1.Manager",
324 "UnitsLoadStartTimestampMonotonic",
325 &times.unitsload_start_time) < 0 ||
326 bus_get_uint64_property(bus,
327 "/org/freedesktop/systemd1",
328 "org.freedesktop.systemd1.Manager",
329 "UnitsLoadFinishTimestampMonotonic",
330 &times.unitsload_finish_time) < 0)
c170f3a4 331 return -EIO;
2265fbf7 332
c170f3a4 333 if (times.finish_time <= 0) {
2265fbf7 334 log_error("Bootup is not yet finished. Please try again later.");
c170f3a4 335 return -EAGAIN;
2265fbf7
SP		 336 }
337
2265fbf7
SP		 338 if (times.initrd_time)
339 times.kernel_done_time = times.initrd_time;
340 else
341 times.kernel_done_time = times.userspace_time;
342
343 cached = true;
c170f3a4
LP		 344
345finish:
346 *bt = &times;
347 return 0;
2265fbf7
SP		 348}
349
c170f3a4
LP		 350static int pretty_boot_time(DBusConnection *bus, char **_buf) {
351 char ts[FORMAT_TIMESPAN_MAX];
2265fbf7 352 struct boot_times *t;
2265fbf7 353 static char buf[4096];
c170f3a4
LP		 354 size_t size;
355 char *ptr;
356 int r;
357
358 r = acquire_boot_times(bus, &t);
359 if (r < 0)
360 return r;
2265fbf7 361
c170f3a4
LP		 362 ptr = buf;
363 size = sizeof(buf);
2265fbf7
SP		 364
365 size = strpcpyf(&ptr, size, "Startup finished in ");
366 if (t->firmware_time)
2fa4092c 367 size = strpcpyf(&ptr, size, "%s (firmware) + ", format_timespan(ts, sizeof(ts), t->firmware_time - t->loader_time, USEC_PER_MSEC));
2265fbf7 368 if (t->loader_time)
2fa4092c 369 size = strpcpyf(&ptr, size, "%s (loader) + ", format_timespan(ts, sizeof(ts), t->loader_time, USEC_PER_MSEC));
2265fbf7 370 if (t->kernel_time)
2fa4092c 371 size = strpcpyf(&ptr, size, "%s (kernel) + ", format_timespan(ts, sizeof(ts), t->kernel_done_time, USEC_PER_MSEC));
2265fbf7 372 if (t->initrd_time > 0)
2fa4092c 373 size = strpcpyf(&ptr, size, "%s (initrd) + ", format_timespan(ts, sizeof(ts), t->userspace_time - t->initrd_time, USEC_PER_MSEC));
2265fbf7 374
2fa4092c 375 size = strpcpyf(&ptr, size, "%s (userspace) ", format_timespan(ts, sizeof(ts), t->finish_time - t->userspace_time, USEC_PER_MSEC));
2265fbf7 376 if (t->kernel_time > 0)
2fa4092c 377 size = strpcpyf(&ptr, size, "= %s", format_timespan(ts, sizeof(ts), t->firmware_time + t->finish_time, USEC_PER_MSEC));
2265fbf7 378 else
2fa4092c 379 size = strpcpyf(&ptr, size, "= %s", format_timespan(ts, sizeof(ts), t->finish_time - t->userspace_time, USEC_PER_MSEC));
2265fbf7 380
c170f3a4
LP		 381 ptr = strdup(buf);
382 if (!ptr)
383 return log_oom();
384
385 *_buf = ptr;
386 return 0;
2265fbf7
SP		 387}
388
c170f3a4
LP		 389static void svg_graph_box(double height, double begin, double end) {
390 long long i;
391
2265fbf7
SP		 392 /* outside box, fill */
393 svg("<rect class=\"box\" x=\"0\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n",
2f6eb835 394 SCALE_X * (end - begin), SCALE_Y * height);
2265fbf7 395
c170f3a4 396 for (i = ((long long) (begin / 100000)) * 100000; i <= end; i+=100000) {
2265fbf7 397 /* lines for each second */
c170f3a4 398 if (i % 5000000 == 0)
2265fbf7
SP		 399 svg(" <line class=\"sec5\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
400 " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
2f6eb835 401 SCALE_X * i, SCALE_X * i, SCALE_Y * height, SCALE_X * i, -5.0, 0.000001 * i);
c170f3a4 402 else if (i % 1000000 == 0)
2265fbf7
SP		 403 svg(" <line class=\"sec1\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
404 " <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
2f6eb835 405 SCALE_X * i, SCALE_X * i, SCALE_Y * height, SCALE_X * i, -5.0, 0.000001 * i);
2265fbf7
SP		 406 else
407 svg(" <line class=\"sec01\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n",
2f6eb835 408 SCALE_X * i, SCALE_X * i, SCALE_Y * height);
2265fbf7
SP		 409 }
410}
411
c170f3a4 412static int analyze_plot(DBusConnection *bus) {
2265fbf7
SP		 413 struct unit_times *times;
414 struct boot_times *boot;
415 struct utsname name;
416 int n, m = 1, y=0;
417 double width;
c170f3a4
LP		 418 _cleanup_free_ char *pretty_times = NULL, *osname = NULL;
419 struct unit_times *u;
2265fbf7 420
c170f3a4
LP		 421 n = acquire_boot_times(bus, &boot);
422 if (n < 0)
423 return n;
2265fbf7 424
c170f3a4
LP		 425 n = pretty_boot_time(bus, &pretty_times);
426 if (n < 0)
427 return n;
2265fbf7 428
c170f3a4
LP		 429 get_os_name(&osname);
430 assert_se(uname(&name) >= 0);
2265fbf7
SP		 431
432 n = acquire_time_data(bus, &times);
c170f3a4 433 if (n <= 0)
2265fbf7
SP		 434 return n;
435
436 qsort(times, n, sizeof(struct unit_times), compare_unit_start);
437
2f6eb835 438 width = SCALE_X * (boot->firmware_time + boot->finish_time);
2265fbf7
SP		 439 if (width < 800.0)
440 width = 800.0;
441
442 if (boot->firmware_time > boot->loader_time)
443 m++;
444 if (boot->loader_time) {
445 m++;
446 if (width < 1000.0)
447 width = 1000.0;
448 }
449 if (boot->initrd_time)
450 m++;
451 if (boot->kernel_time)
452 m++;
453
c170f3a4 454 for (u = times; u < times + n; u++) {
2265fbf7 455 double len;
c170f3a4 456
2265fbf7
SP		 457 if (u->ixt < boot->userspace_time ||
458 u->ixt > boot->finish_time) {
459 free(u->name);
460 u->name = NULL;
461 continue;
462 }
2f6eb835 463 len = ((boot->firmware_time + u->ixt) * SCALE_X)
2265fbf7
SP		 464 + (10.0 * strlen(u->name));
465 if (len > width)
466 width = len;
467
468 if (u->iet > u->ixt && u->iet <= boot->finish_time
469 && u->aet == 0 && u->axt == 0)
470 u->aet = u->axt = u->iet;
471 if (u->aet < u->ixt || u->aet > boot->finish_time)
472 u->aet = boot->finish_time;
473 if (u->axt < u->aet || u->aet > boot->finish_time)
474 u->axt = boot->finish_time;
475 if (u->iet < u->axt || u->iet > boot->finish_time)
476 u->iet = boot->finish_time;
477 m++;
478 }
479
480 svg("<?xml version=\"1.0\" standalone=\"no\"?>\n"
481 "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" "
482 "\"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n");
483
484 svg("<svg width=\"%.0fpx\" height=\"%.0fpx\" version=\"1.1\" "
485 "xmlns=\"http://www.w3.org/2000/svg\">\n\n",
518d10e9 486 80.0 + width, 150.0 + (m * SCALE_Y) +
d9acfb71 487 5 * SCALE_Y /* legend */);
2265fbf7
SP		 488
489 /* write some basic info as a comment, including some help */
490 svg("<!-- This file is a systemd-analyze SVG file. It is best rendered in a -->\n"
491 "<!-- browser such as Chrome, Chromium or Firefox. Other applications -->\n"
492 "<!-- that render these files properly but much slower are ImageMagick, -->\n"
493 "<!-- gimp, inkscape, etc. To display the files on your system, just -->\n"
494 "<!-- point your browser to this file. -->\n\n"
495 "<!-- This plot was generated by systemd-analyze version %-16.16s -->\n\n", VERSION);
496
497 /* style sheet */
498 svg("<defs>\n <style type=\"text/css\">\n <![CDATA[\n"
499 " rect { stroke-width: 1; stroke-opacity: 0; }\n"
500 " rect.activating { fill: rgb(255,0,0); fill-opacity: 0.7; }\n"
501 " rect.active { fill: rgb(200,150,150); fill-opacity: 0.7; }\n"
502 " rect.deactivating { fill: rgb(150,100,100); fill-opacity: 0.7; }\n"
503 " rect.kernel { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
504 " rect.initrd { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
505 " rect.firmware { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
506 " rect.loader { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
507 " rect.userspace { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
518d10e9 508 " rect.generators { fill: rgb(102,204,255); fill-opacity: 0.7; }\n"
d9acfb71 509 " rect.unitsload { fill: rgb( 82,184,255); fill-opacity: 0.7; }\n"
2265fbf7
SP		 510 " rect.box { fill: rgb(240,240,240); stroke: rgb(192,192,192); }\n"
511 " line { stroke: rgb(64,64,64); stroke-width: 1; }\n"
512 "// line.sec1 { }\n"
513 " line.sec5 { stroke-width: 2; }\n"
514 " line.sec01 { stroke: rgb(224,224,224); stroke-width: 1; }\n"
515 " text { font-family: Verdana, Helvetica; font-size: 10; }\n"
c170f3a4
LP		 516 " text.left { font-family: Verdana, Helvetica; font-size: 10; text-anchor: start; }\n"
517 " text.right { font-family: Verdana, Helvetica; font-size: 10; text-anchor: end; }\n"
2265fbf7
SP		 518 " text.sec { font-size: 8; }\n"
519 " ]]>\n </style>\n</defs>\n\n");
520
521 svg("<text x=\"20\" y=\"50\">%s</text>", pretty_times);
522 svg("<text x=\"20\" y=\"30\">%s %s (%s %s) %s</text>",
c170f3a4 523 isempty(osname) ? "Linux" : osname,
2265fbf7 524 name.nodename, name.release, name.version, name.machine);
2265fbf7 525
2f6eb835 526 svg("<g transform=\"translate(%.3f,100)\">\n", 20.0 + (SCALE_X * boot->firmware_time));
2265fbf7
SP		 527 svg_graph_box(m, -boot->firmware_time, boot->finish_time);
528
529 if (boot->firmware_time) {
c170f3a4
LP		 530 svg_bar("firmware", -(double) boot->firmware_time, -(double) boot->loader_time, y);
531 svg_text(true, -(double) boot->firmware_time, y, "firmware");
2265fbf7
SP		 532 y++;
533 }
534 if (boot->loader_time) {
c170f3a4
LP		 535 svg_bar("loader", -(double) boot->loader_time, 0, y);
536 svg_text(true, -(double) boot->loader_time, y, "loader");
2265fbf7
SP		 537 y++;
538 }
539 if (boot->kernel_time) {
540 svg_bar("kernel", 0, boot->kernel_done_time, y);
c170f3a4 541 svg_text(true, 0, y, "kernel");
2265fbf7
SP		 542 y++;
543 }
544 if (boot->initrd_time) {
545 svg_bar("initrd", boot->initrd_time, boot->userspace_time, y);
c170f3a4 546 svg_text(true, boot->initrd_time, y, "initrd");
2265fbf7
SP		 547 y++;
548 }
518d10e9
UTL		 549 svg_bar("active", boot->userspace_time, boot->finish_time, y);
550 svg_bar("generators", boot->generators_start_time, boot->generators_finish_time, y);
d9acfb71 551 svg_bar("unitsload", boot->unitsload_start_time, boot->unitsload_finish_time, y);
518d10e9 552 svg_text("left", boot->userspace_time, y, "systemd");
2265fbf7
SP		 553 y++;
554
c170f3a4
LP		 555 for (u = times; u < times + n; u++) {
556 char ts[FORMAT_TIMESPAN_MAX];
fd4a5ec6 557 bool b;
c170f3a4 558
2265fbf7
SP		 559 if (!u->name)
560 continue;
c170f3a4 561
2265fbf7
SP		 562 svg_bar("activating", u->ixt, u->aet, y);
563 svg_bar("active", u->aet, u->axt, y);
564 svg_bar("deactivating", u->axt, u->iet, y);
c170f3a4 565
fd4a5ec6
ZJS		 566 b = u->ixt * SCALE_X > width * 2 / 3;
567 if (u->time)
568 svg_text(b, u->ixt, y, "%s (%s)",
2fa4092c 569 u->name, format_timespan(ts, sizeof(ts), u->time, USEC_PER_MSEC));
c170f3a4 570 else
fd4a5ec6 571 svg_text(b, u->ixt, y, "%s", u->name);
2265fbf7
SP		 572 y++;
573 }
518d10e9
UTL		 574
575 /* Legend */
576 y++;
577 svg_bar("activating", 0, 300000, y);
578 svg_text("right", 400000, y, "Activating");
579 y++;
580 svg_bar("active", 0, 300000, y);
581 svg_text("right", 400000, y, "Active");
582 y++;
583 svg_bar("deactivating", 0, 300000, y);
584 svg_text("right", 400000, y, "Deactivating");
585 y++;
586 svg_bar("generators", 0, 300000, y);
587 svg_text("right", 400000, y, "Generators");
588 y++;
d9acfb71
TA		 589 svg_bar("unitsload", 0, 300000, y);
590 svg_text("right", 400000, y, "Loading unit files");
591 y++;
518d10e9
UTL		 592
593
2265fbf7
SP		 594 svg("</g>\n\n");
595
596 svg("</svg>");
c170f3a4
LP		 597
598 free_unit_times(times, (unsigned) n);
599
2265fbf7
SP		 600 return 0;
601}
602
bb150966
HH		 603
604static int list_dependencies_print(const char *name, unsigned int level, unsigned int branches,
605 bool last, struct unit_times *times, struct boot_times *boot) {
606 unsigned int i;
607 char ts[FORMAT_TIMESPAN_MAX], ts2[FORMAT_TIMESPAN_MAX];
608
609 for (i = level; i != 0; i--)
610 printf("%s", draw_special_char(branches & (1 << (i-1)) ? DRAW_TREE_VERT : DRAW_TREE_SPACE));
611
612 printf("%s", draw_special_char(last ? DRAW_TREE_RIGHT : DRAW_TREE_BRANCH));
613
614 if (times) {
615 if (times->time)
616 printf("%s%s @%s +%s%s", ANSI_HIGHLIGHT_RED_ON, name,
617 format_timespan(ts, sizeof(ts), times->ixt - boot->userspace_time, USEC_PER_MSEC),
618 format_timespan(ts2, sizeof(ts2), times->time, USEC_PER_MSEC), ANSI_HIGHLIGHT_OFF);
619 else if (times->aet > boot->userspace_time)
620 printf("%s @%s", name, format_timespan(ts, sizeof(ts), times->aet - boot->userspace_time, USEC_PER_MSEC));
621 else
622 printf("%s", name);
623 } else printf("%s", name);
624 printf("\n");
625
626 return 0;
627}
628
629static int list_dependencies_get_dependencies(DBusConnection *bus, const char *name, char ***deps) {
630 static const char dependencies[] =
631 "After\0";
632
633 _cleanup_free_ char *path;
634 const char *interface = "org.freedesktop.systemd1.Unit";
635
636 _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
637 DBusMessageIter iter, sub, sub2, sub3;
638
639 int r = 0;
640 char **ret = NULL;
641
642 assert(bus);
643 assert(name);
644 assert(deps);
645
646 path = unit_dbus_path_from_name(name);
647 if (path == NULL) {
648 r = -EINVAL;
649 goto finish;
650 }
651
652 r = bus_method_call_with_reply(
653 bus,
654 "org.freedesktop.systemd1",
655 path,
656 "org.freedesktop.DBus.Properties",
657 "GetAll",
658 &reply,
659 NULL,
660 DBUS_TYPE_STRING, &interface,
661 DBUS_TYPE_INVALID);
662 if (r < 0)
663 goto finish;
664
665 if (!dbus_message_iter_init(reply, &iter) ||
666 dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
667 dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_DICT_ENTRY) {
668 log_error("Failed to parse reply.");
669 r = -EIO;
670 goto finish;
671 }
672
673 dbus_message_iter_recurse(&iter, &sub);
674
675 while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
676 const char *prop;
677
678 assert(dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_DICT_ENTRY);
679 dbus_message_iter_recurse(&sub, &sub2);
680
681 if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &prop, true) < 0) {
682 log_error("Failed to parse reply.");
683 r = -EIO;
684 goto finish;
685 }
686
687 if (dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_VARIANT) {
688 log_error("Failed to parse reply.");
689 r = -EIO;
690 goto finish;
691 }
692
693 dbus_message_iter_recurse(&sub2, &sub3);
694 dbus_message_iter_next(&sub);
695
696 if (!nulstr_contains(dependencies, prop))
697 continue;
698
699 if (dbus_message_iter_get_arg_type(&sub3) == DBUS_TYPE_ARRAY) {
700 if (dbus_message_iter_get_element_type(&sub3) == DBUS_TYPE_STRING) {
701 DBusMessageIter sub4;
702 dbus_message_iter_recurse(&sub3, &sub4);
703
704 while (dbus_message_iter_get_arg_type(&sub4) != DBUS_TYPE_INVALID) {
705 const char *s;
706
707 assert(dbus_message_iter_get_arg_type(&sub4) == DBUS_TYPE_STRING);
708 dbus_message_iter_get_basic(&sub4, &s);
709
710 r = strv_extend(&ret, s);
711 if (r < 0) {
712 log_oom();
713 goto finish;
714 }
715
716 dbus_message_iter_next(&sub4);
717 }
718 }
719 }
720 }
721finish:
722 if (r < 0)
723 strv_free(ret);
724 else
725 *deps = ret;
726 return r;
727}
728
729static Hashmap *unit_times_hashmap;
730
731static int list_dependencies_compare(const void *_a, const void *_b) {
732 const char **a = (const char**) _a, **b = (const char**) _b;
733 usec_t usa = 0, usb = 0;
734 struct unit_times *times;
735
736 times = hashmap_get(unit_times_hashmap, *a);
737 if (times)
738 usa = times->aet;
739 times = hashmap_get(unit_times_hashmap, *b);
740 if (times)
741 usb = times->aet;
742
743 return usb - usa;
744}
745
746static int list_dependencies_one(DBusConnection *bus, const char *name, unsigned int level, char ***units,
747 unsigned int branches) {
748 _cleanup_strv_free_ char **deps = NULL;
749 char **c;
750 int r = 0;
751 usec_t service_longest = 0;
752 int to_print = 0;
753 struct unit_times *times;
754 struct boot_times *boot;
755
756 if(strv_extend(units, name))
757 return log_oom();
758
759 r = list_dependencies_get_dependencies(bus, name, &deps);
760 if (r < 0)
761 return r;
762
763 qsort(deps, strv_length(deps), sizeof (char*), list_dependencies_compare);
764
765 r = acquire_boot_times(bus, &boot);
766 if (r < 0)
767 return r;
768
769 STRV_FOREACH(c, deps) {
770 times = hashmap_get(unit_times_hashmap, *c);
771 if (times
772 && times->aet
773 && times->aet <= boot->finish_time
774 && (times->aet >= service_longest
775 || service_longest == 0)) {
776 service_longest = times->aet;
777 break;
778 }
779 }
780
781 if (service_longest == 0 )
782 return r;
783
784 STRV_FOREACH(c, deps) {
785 times = hashmap_get(unit_times_hashmap, *c);
786 if (times && times->aet
787 && times->aet <= boot->finish_time
788 && (service_longest - times->aet) <= arg_fuzz) {
789 to_print++;
790 }
791 }
792
793 if(!to_print)
794 return r;
795
796 STRV_FOREACH(c, deps) {
797 times = hashmap_get(unit_times_hashmap, *c);
798 if (!times
799 || !times->aet
800 || times->aet > boot->finish_time
801 || service_longest - times->aet > arg_fuzz)
802 continue;
803
804 to_print--;
805
806 r = list_dependencies_print(*c, level, branches, to_print == 0, times, boot);
807 if (r < 0)
808 return r;
809
810 if (strv_contains(*units, *c)) {
811 r = list_dependencies_print("...", level + 1, (branches << 1) | (to_print ? 1 : 0),
812 true, NULL, boot);
813 continue;
814 }
815
816 r = list_dependencies_one(bus, *c, level + 1, units,
817 (branches << 1) | (to_print ? 1 : 0));
818 if(r < 0)
819 return r;
820
821
822 if(!to_print)
823 break;
824
825 }
826 return 0;
827}
828
829static int list_dependencies(DBusConnection *bus) {
bb150966
HH		 830 _cleanup_strv_free_ char **units = NULL;
831 char ts[FORMAT_TIMESPAN_MAX];
832 struct unit_times *times;
833 int r;
834 const char
835 *path, *id,
836 *interface = "org.freedesktop.systemd1.Unit",
837 *property = "Id";
838 DBusMessageIter iter, sub;
839 _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
840 struct boot_times *boot;
841
842 assert(bus);
843
844 path = unit_dbus_path_from_name(SPECIAL_DEFAULT_TARGET);
845 if (path == NULL)
846 return -EINVAL;
847
848 r = bus_method_call_with_reply (
849 bus,
850 "org.freedesktop.systemd1",
851 path,
852 "org.freedesktop.DBus.Properties",
853 "Get",
854 &reply,
855 NULL,
856 DBUS_TYPE_STRING, &interface,
857 DBUS_TYPE_STRING, &property,
858 DBUS_TYPE_INVALID);
859 if (r < 0)
860 return r;
861
862 if (!dbus_message_iter_init(reply, &iter) ||
863 dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
864 log_error("Failed to parse reply.");
865 return -EIO;
866 }
867
868 dbus_message_iter_recurse(&iter, &sub);
869
870 if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) {
871 log_error("Failed to parse reply.");
872 return -EIO;
873 }
874
875 dbus_message_iter_get_basic(&sub, &id);
876
877 times = hashmap_get(unit_times_hashmap, id);
878
879 r = acquire_boot_times(bus, &boot);
880 if (r < 0)
881 return r;
882
883 if (times) {
884 if (times->time)
885 printf("%s%s +%s%s\n", ANSI_HIGHLIGHT_RED_ON, id,
886 format_timespan(ts, sizeof(ts), times->time, USEC_PER_MSEC), ANSI_HIGHLIGHT_OFF);
887 else if (times->aet > boot->userspace_time)
888 printf("%s @%s\n", id, format_timespan(ts, sizeof(ts), times->aet - boot->userspace_time, USEC_PER_MSEC));
889 else
890 printf("%s\n", id);
891 }
892
893 return list_dependencies_one(bus, SPECIAL_DEFAULT_TARGET, 0, &units, 0);
894}
895
896static int analyze_critical_chain(DBusConnection *bus) {
897 struct unit_times *times;
898 int n, r;
899 unsigned int i;
900 Hashmap *h;
901
902 n = acquire_time_data(bus, &times);
903 if (n <= 0)
904 return n;
905
906 h = hashmap_new(string_hash_func, string_compare_func);
907 if (!h)
908 return -ENOMEM;
909
910 for (i = 0; i < (unsigned)n; i++) {
911 r = hashmap_put(h, times[i].name, &times[i]);
912 if (r < 0)
913 return r;
914 }
915 unit_times_hashmap = h;
916
917 puts("The time after the unit is active or started is printed after the \"@\" character.\n"
918 "The time the unit takes to start is printed after the \"+\" character.\n");
919
920 list_dependencies(bus);
921
922 hashmap_free(h);
923 free_unit_times(times, (unsigned) n);
924 return 0;
925}
926
c170f3a4 927static int analyze_blame(DBusConnection *bus) {
2265fbf7 928 struct unit_times *times;
c170f3a4
LP		 929 unsigned i;
930 int n;
931
932 n = acquire_time_data(bus, &times);
933 if (n <= 0)
2265fbf7
SP		 934 return n;
935
936 qsort(times, n, sizeof(struct unit_times), compare_unit_time);
937
c170f3a4
LP		 938 for (i = 0; i < (unsigned) n; i++) {
939 char ts[FORMAT_TIMESPAN_MAX];
940
941 if (times[i].time > 0)
2fa4092c 942 printf("%16s %s\n", format_timespan(ts, sizeof(ts), times[i].time, USEC_PER_MSEC), times[i].name);
2265fbf7 943 }
c170f3a4
LP		 944
945 free_unit_times(times, (unsigned) n);
2265fbf7
SP		 946 return 0;
947}
948
c170f3a4
LP		 949static int analyze_time(DBusConnection *bus) {
950 _cleanup_free_ char *buf = NULL;
951 int r;
952
953 r = pretty_boot_time(bus, &buf);
954 if (r < 0)
955 return r;
956
957 puts(buf);
2265fbf7
SP		 958 return 0;
959}
960
e55933db 961static int graph_one_property(const char *name, const char *prop, DBusMessageIter *iter, char* patterns[]) {
1700761b
SP		 962
963 static const char * const colors[] = {
964 "Requires", "[color=\"black\"]",
965 "RequiresOverridable", "[color=\"black\"]",
966 "Requisite", "[color=\"darkblue\"]",
967 "RequisiteOverridable", "[color=\"darkblue\"]",
968 "Wants", "[color=\"grey66\"]",
969 "Conflicts", "[color=\"red\"]",
970 "ConflictedBy", "[color=\"red\"]",
971 "After", "[color=\"green\"]"
972 };
973
974 const char *c = NULL;
975 unsigned i;
976
977 assert(name);
978 assert(prop);
979 assert(iter);
980
981 for (i = 0; i < ELEMENTSOF(colors); i += 2)
982 if (streq(colors[i], prop)) {
983 c = colors[i+1];
984 break;
985 }
986
987 if (!c)
988 return 0;
989
990 if (arg_dot != DEP_ALL)
991 if ((arg_dot == DEP_ORDER) != streq(prop, "After"))
992 return 0;
993
994 if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_ARRAY &&
995 dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRING) {
996 DBusMessageIter sub;
997
998 dbus_message_iter_recurse(iter, &sub);
999
1000 for (dbus_message_iter_recurse(iter, &sub);
1001 dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID;
1002 dbus_message_iter_next(&sub)) {
1003 const char *s;
e55933db 1004 char **p;
816f25e8 1005 bool match_found;
1700761b
SP		 1006
1007 assert(dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRING);
1008 dbus_message_iter_get_basic(&sub, &s);
e55933db 1009
816f25e8 1010 if (!strv_isempty(arg_dot_from_patterns)) {
e55933db 1011 match_found = false;
816f25e8
LP		 1012
1013 STRV_FOREACH(p, arg_dot_from_patterns)
1014 if (fnmatch(*p, name, 0) == 0) {
1015 match_found = true;
1016 break;
1017 }
1018
1019 if (!match_found)
1020 continue;
e55933db 1021 }
e55933db 1022
816f25e8 1023 if (!strv_isempty(arg_dot_to_patterns)) {
e55933db 1024 match_found = false;
816f25e8
LP		 1025
1026 STRV_FOREACH(p, arg_dot_to_patterns)
1027 if (fnmatch(*p, s, 0) == 0) {
1028 match_found = true;
1029 break;
1030 }
1031
1032 if (!match_found)
1033 continue;
e55933db 1034 }
e55933db 1035
816f25e8 1036 if (!strv_isempty(patterns)) {
e55933db 1037 match_found = false;
816f25e8
LP		 1038
1039 STRV_FOREACH(p, patterns)
1040 if (fnmatch(*p, name, 0) == 0 || fnmatch(*p, s, 0) == 0) {
1041 match_found = true;
1042 break;
1043 }
1044 if (!match_found)
1045 continue;
e55933db 1046 }
e55933db 1047
1700761b
SP		 1048 printf("\t\"%s\"->\"%s\" %s;\n", name, s, c);
1049 }
1050 }
1051
1052 return 0;
1053}
1054
e55933db 1055static int graph_one(DBusConnection *bus, const struct unit_info *u, char *patterns[]) {
1700761b
SP		 1056 _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
1057 const char *interface = "org.freedesktop.systemd1.Unit";
1058 int r;
1059 DBusMessageIter iter, sub, sub2, sub3;
1060
1061 assert(bus);
1062 assert(u);
1063
1064 r = bus_method_call_with_reply(
1065 bus,
1066 "org.freedesktop.systemd1",
1067 u->unit_path,
1068 "org.freedesktop.DBus.Properties",
1069 "GetAll",
1070 &reply,
1071 NULL,
1072 DBUS_TYPE_STRING, &interface,
1073 DBUS_TYPE_INVALID);
1074 if (r < 0)
1075 return r;
1076
1077 if (!dbus_message_iter_init(reply, &iter) ||
1078 dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
1079 dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_DICT_ENTRY) {
1080 log_error("Failed to parse reply.");
1081 return -EIO;
1082 }
1083
1084 for (dbus_message_iter_recurse(&iter, &sub);
1085 dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID;
1086 dbus_message_iter_next(&sub)) {
1087 const char *prop;
1088
1089 assert(dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_DICT_ENTRY);
1090 dbus_message_iter_recurse(&sub, &sub2);
1091
1092 if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &prop, true) < 0 ||
1093 dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_VARIANT) {
1094 log_error("Failed to parse reply.");
1095 return -EIO;
1096 }
1097
1098 dbus_message_iter_recurse(&sub2, &sub3);
e55933db 1099 r = graph_one_property(u->id, prop, &sub3, patterns);
1700761b
SP		 1100 if (r < 0)
1101 return r;
1102 }
1103
1104 return 0;
1105}
1106
e55933db 1107static int dot(DBusConnection *bus, char* patterns[]) {
1700761b
SP		 1108 _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
1109 DBusMessageIter iter, sub;
1110 int r;
1111
1112 r = bus_method_call_with_reply(
1113 bus,
1114 "org.freedesktop.systemd1",
1115 "/org/freedesktop/systemd1",
1116 "org.freedesktop.systemd1.Manager",
1117 "ListUnits",
1118 &reply,
1119 NULL,
1120 DBUS_TYPE_INVALID);
1121 if (r < 0)
1122 return r;
1123
1124 if (!dbus_message_iter_init(reply, &iter) ||
1125 dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
1126 dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) {
1127 log_error("Failed to parse reply.");
1128 return -EIO;
1129 }
1130
1131 printf("digraph systemd {\n");
1132
1133 for (dbus_message_iter_recurse(&iter, &sub);
1134 dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID;
1135 dbus_message_iter_next(&sub)) {
1136 struct unit_info u;
1137
1138 r = bus_parse_unit_info(&sub, &u);
1139 if (r < 0)
1140 return -EIO;
1141
e55933db 1142 r = graph_one(bus, &u, patterns);
1700761b
SP		 1143 if (r < 0)
1144 return r;
1145 }
1146
1147 printf("}\n");
1148
1149 log_info(" Color legend: black = Requires\n"
1150 " dark blue = Requisite\n"
1151 " dark grey = Wants\n"
1152 " red = Conflicts\n"
1153 " green = After\n");
1154
1155 if (on_tty())
1156 log_notice("-- You probably want to process this output with graphviz' dot tool.\n"
1157 "-- Try a shell pipeline like 'systemd-analyze dot | dot -Tsvg > systemd.svg'!\n");
1158
1159 return 0;
1160}
1161
2265fbf7
SP		 1162static void analyze_help(void)
1163{
1164 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
1165 "Process systemd profiling information\n\n"
1166 " -h --help Show this help\n"
1167 " --version Show package version\n"
1168 " --system Connect to system manager\n"
1700761b
SP		 1169 " --user Connect to user service manager\n"
1170 " --order When generating a dependency graph, show only order\n"
f5b7a3fb
LP		 1171 " --require When generating a dependency graph, show only requirement\n"
1172 " --from-pattern=GLOB, --to-pattern=GLOB\n"
1173 " When generating a dependency graph, filter only origins\n"
bb150966
HH		 1174 " or destinations, respectively\n"
1175 " --fuzz=TIMESPAN When printing the tree of the critical chain, print also\n"
1176 " services, which finished TIMESPAN earlier, than the\n"
1177 " latest in the branch. The unit of TIMESPAN is seconds\n"
1178 " unless specified with a different unit, i.e. 50ms\n\n"
2265fbf7 1179 "Commands:\n"
1700761b
SP		 1180 " time Print time spent in the kernel before reaching userspace\n"
1181 " blame Print list of running units ordered by time to init\n"
bb150966 1182 " critical-chain Print a tree of the time critical chain of units\n"
1700761b
SP		 1183 " plot Output SVG graphic showing service initialization\n"
1184 " dot Dump dependency graph (in dot(1) format)\n\n",
2265fbf7 1185 program_invocation_short_name);
96de7c04
ZJS		 1186
1187 /* When updating this list, including descriptions, apply
1188 * changes to shell-completion/bash/systemd and
1189 * shell-completion/systemd-zsh-completion.zsh too. */
2265fbf7
SP		 1190}
1191
1192static int parse_argv(int argc, char *argv[])
1193{
bb150966
HH		 1194 int r;
1195
2265fbf7
SP		 1196 enum {
1197 ARG_VERSION = 0x100,
1700761b
SP		 1198 ARG_ORDER,
1199 ARG_REQUIRE,
2265fbf7 1200 ARG_USER,
e55933db
ŁS		 1201 ARG_SYSTEM,
1202 ARG_DOT_FROM_PATTERN,
bb150966
HH		 1203 ARG_DOT_TO_PATTERN,
1204 ARG_FUZZ
2265fbf7
SP		 1205 };
1206
1207 static const struct option options[] = {
1208 { "help", no_argument, NULL, 'h' },
1209 { "version", no_argument, NULL, ARG_VERSION },
1700761b
SP		 1210 { "order", no_argument, NULL, ARG_ORDER },
1211 { "require", no_argument, NULL, ARG_REQUIRE },
2265fbf7
SP		 1212 { "user", no_argument, NULL, ARG_USER },
1213 { "system", no_argument, NULL, ARG_SYSTEM },
e55933db
ŁS		 1214 { "from-pattern", required_argument, NULL, ARG_DOT_FROM_PATTERN},
1215 { "to-pattern", required_argument, NULL, ARG_DOT_TO_PATTERN },
bb150966 1216 { "fuzz", required_argument, NULL, ARG_FUZZ },
2265fbf7
SP		 1217 { NULL, 0, NULL, 0 }
1218 };
1219
1220 assert(argc >= 0);
1221 assert(argv);
1222
c170f3a4 1223 for (;;) {
2265fbf7 1224 switch (getopt_long(argc, argv, "h", options, NULL)) {
c170f3a4
LP		 1225
1226 case 'h':
1227 analyze_help();
1228 return 0;
1229
1230 case ARG_VERSION:
1231 puts(PACKAGE_STRING "\n" SYSTEMD_FEATURES);
1232 return 0;
1233
1234 case ARG_USER:
1235 arg_scope = UNIT_FILE_USER;
1236 break;
1237
1238 case ARG_SYSTEM:
1239 arg_scope = UNIT_FILE_SYSTEM;
1240 break;
1241
1242 case ARG_ORDER:
1243 arg_dot = DEP_ORDER;
1244 break;
1245
1246 case ARG_REQUIRE:
1247 arg_dot = DEP_REQUIRE;
1248 break;
1249
e55933db 1250 case ARG_DOT_FROM_PATTERN:
903a0b07
LP		 1251 if (strv_extend(&arg_dot_from_patterns, optarg) < 0)
1252 return log_oom();
1253
e55933db
ŁS		 1254 break;
1255
1256 case ARG_DOT_TO_PATTERN:
903a0b07
LP		 1257 if (strv_extend(&arg_dot_to_patterns, optarg) < 0)
1258 return log_oom();
1259
e55933db
ŁS		 1260 break;
1261
bb150966
HH		 1262 case ARG_FUZZ:
1263 r = parse_sec(optarg, &arg_fuzz);
1264 if (r < 0)
1265 return r;
1266 break;
1267
c170f3a4
LP		 1268 case -1:
1269 return 1;
1270
1271 case '?':
1272 return -EINVAL;
1273
1274 default:
1275 assert_not_reached("Unhandled option");
2265fbf7
SP		 1276 }
1277 }
1278}
1279
1280int main(int argc, char *argv[]) {
1281 int r;
1282 DBusConnection *bus = NULL;
1283
1284 setlocale(LC_ALL, "");
c170f3a4 1285 setlocale(LC_NUMERIC, "C"); /* we want to format/parse floats in C style */
2265fbf7
SP		 1286 log_parse_environment();
1287 log_open();
1288
1289 r = parse_argv(argc, argv);
2265fbf7 1290 if (r < 0)
c170f3a4
LP		 1291 return EXIT_FAILURE;
1292 else if (r <= 0)
1293 return EXIT_SUCCESS;
2265fbf7
SP		 1294
1295 bus = dbus_bus_get(arg_scope == UNIT_FILE_SYSTEM ? DBUS_BUS_SYSTEM : DBUS_BUS_SESSION, NULL);
1296 if (!bus)
c170f3a4 1297 return EXIT_FAILURE;
2265fbf7
SP		 1298
1299 if (!argv[optind] || streq(argv[optind], "time"))
1300 r = analyze_time(bus);
1301 else if (streq(argv[optind], "blame"))
1302 r = analyze_blame(bus);
bb150966
HH		 1303 else if (streq(argv[optind], "critical-chain"))
1304 r = analyze_critical_chain(bus);
2265fbf7
SP		 1305 else if (streq(argv[optind], "plot"))
1306 r = analyze_plot(bus);
1700761b 1307 else if (streq(argv[optind], "dot"))
e55933db 1308 r = dot(bus, argv+optind+1);
2265fbf7
SP		 1309 else
1310 log_error("Unknown operation '%s'.", argv[optind]);
1311
e55933db
ŁS		 1312 strv_free(arg_dot_from_patterns);
1313 strv_free(arg_dot_to_patterns);
2265fbf7 1314 dbus_connection_unref(bus);
c170f3a4
LP		 1315
1316 return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
2265fbf7 1317}
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