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[thirdparty/systemd.git] / src / run / run.c
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db9ecf05 1/* SPDX-License-Identifier: LGPL-2.1-or-later */
c2756a68 2
6c12b52e 3#include <getopt.h>
3f6fd1ba 4#include <stdio.h>
ca78ad1d
ZJS		 5#include <fcntl.h>
6#include <sys/stat.h>
7#include <sys/types.h>
c2756a68
LP		 8
9#include "sd-bus.h"
9b15b784 10#include "sd-event.h"
3f6fd1ba 11
b5efdb8a 12#include "alloc-util.h"
3f6fd1ba 13#include "bus-error.h"
9b71e4ab 14#include "bus-locator.h"
807542be 15#include "bus-map-properties.h"
20b16441 16#include "bus-unit-util.h"
e45c81b8 17#include "bus-wait-for-jobs.h"
3f6fd1ba 18#include "calendarspec.h"
4de33e7f 19#include "env-util.h"
7f3614e5 20#include "exit-status.h"
3ffd4af2 21#include "fd-util.h"
f97b34a6 22#include "format-util.h"
ef08ad7a 23#include "main-func.h"
614b022c 24#include "parse-argument.h"
cf0fbc49 25#include "parse-util.h"
4bcc8c3c 26#include "path-util.h"
294bf0c3 27#include "pretty-print.h"
2a453c2e 28#include "process-util.h"
9b15b784 29#include "ptyfwd.h"
24882e06 30#include "signal-util.h"
8c7db2fb 31#include "spawn-polkit-agent.h"
3f6fd1ba 32#include "strv.h"
66cb2fde 33#include "terminal-util.h"
89ada3ba 34#include "unit-def.h"
3f6fd1ba 35#include "unit-name.h"
b1d4f8e1 36#include "user-util.h"
c2756a68 37
8c7db2fb 38static bool arg_ask_password = true;
6c12b52e 39static bool arg_scope = false;
6577c7ce 40static bool arg_remain_after_exit = false;
3d161f99 41static bool arg_no_block = false;
2a453c2e 42static bool arg_wait = false;
6c12b52e 43static const char *arg_unit = NULL;
9f2e86af 44static const char *arg_description = NULL;
c221420b 45static const char *arg_slice = NULL;
2c7039b3 46static bool arg_slice_inherit = false;
a6c0353b 47static bool arg_send_sighup = false;
d21ed1ea 48static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
1ac67edb 49static const char *arg_host = NULL;
d21ed1ea 50static bool arg_user = false;
c7040b5d
LP		 51static const char *arg_service_type = NULL;
52static const char *arg_exec_user = NULL;
53static const char *arg_exec_group = NULL;
54static int arg_nice = 0;
55static bool arg_nice_set = false;
56static char **arg_environment = NULL;
df31a6c0 57static char **arg_property = NULL;
5dca7739
LP		 58static enum {
59 ARG_STDIO_NONE, /* The default, as it is for normal services, stdin connected to /dev/null, and stdout+stderr to the journal */
60 ARG_STDIO_PTY, /* Interactive behaviour, requested by --pty: we allocate a pty and connect it to the TTY we are invoked from */
61 ARG_STDIO_DIRECT, /* Directly pass our stdin/stdout/stderr to the activated service, useful for usage in shell pipelines, requested by --pipe */
62 ARG_STDIO_AUTO, /* If --pipe and --pty are used together we use --pty when invoked on a TTY, and --pipe otherwise */
63} arg_stdio = ARG_STDIO_NONE;
d59ef3e2
YW		 64static char **arg_path_property = NULL;
65static char **arg_socket_property = NULL;
4c213d6c 66static char **arg_timer_property = NULL;
787be190 67static bool arg_with_timer = false;
095dc596 68static bool arg_quiet = false;
fe9d0be9 69static bool arg_aggressive_gc = false;
2d21165a 70static char *arg_working_directory = NULL;
badd28e1
LP		 71static bool arg_shell = false;
72static char **arg_cmdline = NULL;
c2756a68 73
0565120f
LP		 74STATIC_DESTRUCTOR_REGISTER(arg_environment, strv_freep);
75STATIC_DESTRUCTOR_REGISTER(arg_property, strv_freep);
76STATIC_DESTRUCTOR_REGISTER(arg_path_property, strv_freep);
77STATIC_DESTRUCTOR_REGISTER(arg_socket_property, strv_freep);
78STATIC_DESTRUCTOR_REGISTER(arg_timer_property, strv_freep);
79STATIC_DESTRUCTOR_REGISTER(arg_working_directory, freep);
80STATIC_DESTRUCTOR_REGISTER(arg_cmdline, strv_freep);
81
37ec0fdd
LP		 82static int help(void) {
83 _cleanup_free_ char *link = NULL;
84 int r;
85
86 r = terminal_urlify_man("systemd-run", "1", &link);
87 if (r < 0)
88 return log_oom();
89
353b2baa
LP		 90 printf("%s [OPTIONS...] COMMAND [ARGUMENTS...]\n"
91 "\n%sRun the specified command in a transient scope or service.%s\n\n"
4c213d6c
WC		 92 " -h --help Show this help\n"
93 " --version Show package version\n"
8c7db2fb 94 " --no-ask-password Do not prompt for password\n"
4c213d6c
WC		 95 " --user Run as user unit\n"
96 " -H --host=[USER@]HOST Operate on remote host\n"
97 " -M --machine=CONTAINER Operate on local container\n"
98 " --scope Run this as scope rather than service\n"
7976b9f0 99 " -u --unit=UNIT Run under the specified unit name\n"
ad2c1701 100 " -p --property=NAME=VALUE Set service or scope unit property\n"
4c213d6c
WC		 101 " --description=TEXT Description for unit\n"
102 " --slice=SLICE Run in the specified slice\n"
2c7039b3 103 " --slice-inherit Inherit the slice\n"
3d161f99 104 " --no-block Do not wait until operation finished\n"
4c213d6c 105 " -r --remain-after-exit Leave service around until explicitly stopped\n"
2a453c2e 106 " --wait Wait until service stopped again\n"
4c213d6c
WC		 107 " --send-sighup Send SIGHUP when terminating\n"
108 " --service-type=TYPE Service type\n"
109 " --uid=USER Run as system user\n"
110 " --gid=GROUP Run as system group\n"
111 " --nice=NICE Nice level\n"
2d21165a
LP		 112 " --working-directory=PATH Set working directory\n"
113 " -d --same-dir Inherit working directory from caller\n"
0337b3d5 114 " -E --setenv=NAME[=VALUE] Set environment variable\n"
5dca7739
LP		 115 " -t --pty Run service on pseudo TTY as STDIN/STDOUT/\n"
116 " STDERR\n"
117 " -P --pipe Pass STDIN/STDOUT/STDERR directly to service\n"
fe9d0be9 118 " -q --quiet Suppress information messages during runtime\n"
badd28e1
LP		 119 " -G --collect Unload unit after it ran, even when failed\n"
120 " -S --shell Invoke a $SHELL interactively\n\n"
d59ef3e2
YW		 121 "Path options:\n"
122 " --path-property=NAME=VALUE Set path unit property\n\n"
123 "Socket options:\n"
124 " --socket-property=NAME=VALUE Set socket unit property\n\n"
ad2c1701 125 "Timer options:\n"
b57b0625
ZJS		 126 " --on-active=SECONDS Run after SECONDS delay\n"
127 " --on-boot=SECONDS Run SECONDS after machine was booted up\n"
128 " --on-startup=SECONDS Run SECONDS after systemd activation\n"
129 " --on-unit-active=SECONDS Run SECONDS after the last activation\n"
130 " --on-unit-inactive=SECONDS Run SECONDS after the last deactivation\n"
4c213d6c 131 " --on-calendar=SPEC Realtime timer\n"
efebb613
LP		 132 " --on-timezone-change Run when the timezone changes\n"
133 " --on-clock-change Run when the realtime clock jumps\n"
ad2c1701 134 " --timer-property=NAME=VALUE Set timer unit property\n"
bc556335
DDM		 135 "\nSee the %s for details.\n",
136 program_invocation_short_name,
137 ansi_highlight(),
138 ansi_normal(),
139 link);
37ec0fdd
LP		 140
141 return 0;
6c12b52e
LP		 142}
143
f2b9f2c8 144static int add_timer_property(const char *name, const char *val) {
18939728 145 char *p;
f2b9f2c8
YW		 146
147 assert(name);
148 assert(val);
149
150 p = strjoin(name, "=", val);
151 if (!p)
152 return log_oom();
153
154 if (strv_consume(&arg_timer_property, p) < 0)
155 return log_oom();
156
f2b9f2c8 157 return 0;
4c213d6c
WC		 158}
159
6c12b52e
LP		 160static int parse_argv(int argc, char *argv[]) {
161
162 enum {
163 ARG_VERSION = 0x100,
164 ARG_USER,
66b1e746 165 ARG_SYSTEM,
6c12b52e 166 ARG_SCOPE,
c221420b 167 ARG_DESCRIPTION,
a6c0353b 168 ARG_SLICE,
2c7039b3 169 ARG_SLICE_INHERIT,
a6c0353b 170 ARG_SEND_SIGHUP,
5cfde70c 171 ARG_SERVICE_TYPE,
c7040b5d
LP		 172 ARG_EXEC_USER,
173 ARG_EXEC_GROUP,
c7040b5d 174 ARG_NICE,
4c213d6c
WC		 175 ARG_ON_ACTIVE,
176 ARG_ON_BOOT,
177 ARG_ON_STARTUP,
178 ARG_ON_UNIT_ACTIVE,
179 ARG_ON_UNIT_INACTIVE,
180 ARG_ON_CALENDAR,
efebb613
LP		 181 ARG_ON_TIMEZONE_CHANGE,
182 ARG_ON_CLOCK_CHANGE,
3d161f99 183 ARG_TIMER_PROPERTY,
d59ef3e2
YW		 184 ARG_PATH_PROPERTY,
185 ARG_SOCKET_PROPERTY,
3d161f99 186 ARG_NO_BLOCK,
5cfde70c 187 ARG_NO_ASK_PASSWORD,
2a453c2e 188 ARG_WAIT,
2d21165a 189 ARG_WORKING_DIRECTORY,
badd28e1 190 ARG_SHELL,
6c12b52e
LP		 191 };
192
193 static const struct option options[] = {
2d21165a
LP		 194 { "help", no_argument, NULL, 'h' },
195 { "version", no_argument, NULL, ARG_VERSION },
196 { "user", no_argument, NULL, ARG_USER },
197 { "system", no_argument, NULL, ARG_SYSTEM },
198 { "scope", no_argument, NULL, ARG_SCOPE },
7976b9f0 199 { "unit", required_argument, NULL, 'u' },
2d21165a
LP		 200 { "description", required_argument, NULL, ARG_DESCRIPTION },
201 { "slice", required_argument, NULL, ARG_SLICE },
2c7039b3 202 { "slice-inherit", no_argument, NULL, ARG_SLICE_INHERIT },
2d21165a
LP		 203 { "remain-after-exit", no_argument, NULL, 'r' },
204 { "send-sighup", no_argument, NULL, ARG_SEND_SIGHUP },
205 { "host", required_argument, NULL, 'H' },
206 { "machine", required_argument, NULL, 'M' },
207 { "service-type", required_argument, NULL, ARG_SERVICE_TYPE },
208 { "wait", no_argument, NULL, ARG_WAIT },
209 { "uid", required_argument, NULL, ARG_EXEC_USER },
210 { "gid", required_argument, NULL, ARG_EXEC_GROUP },
211 { "nice", required_argument, NULL, ARG_NICE },
212 { "setenv", required_argument, NULL, 'E' },
213 { "property", required_argument, NULL, 'p' },
214 { "tty", no_argument, NULL, 't' }, /* deprecated alias */
215 { "pty", no_argument, NULL, 't' },
216 { "pipe", no_argument, NULL, 'P' },
217 { "quiet", no_argument, NULL, 'q' },
218 { "on-active", required_argument, NULL, ARG_ON_ACTIVE },
219 { "on-boot", required_argument, NULL, ARG_ON_BOOT },
220 { "on-startup", required_argument, NULL, ARG_ON_STARTUP },
221 { "on-unit-active", required_argument, NULL, ARG_ON_UNIT_ACTIVE },
222 { "on-unit-inactive", required_argument, NULL, ARG_ON_UNIT_INACTIVE },
223 { "on-calendar", required_argument, NULL, ARG_ON_CALENDAR },
efebb613
LP		 224 { "on-timezone-change",no_argument, NULL, ARG_ON_TIMEZONE_CHANGE},
225 { "on-clock-change", no_argument, NULL, ARG_ON_CLOCK_CHANGE },
2d21165a
LP		 226 { "timer-property", required_argument, NULL, ARG_TIMER_PROPERTY },
227 { "path-property", required_argument, NULL, ARG_PATH_PROPERTY },
228 { "socket-property", required_argument, NULL, ARG_SOCKET_PROPERTY },
229 { "no-block", no_argument, NULL, ARG_NO_BLOCK },
230 { "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },
231 { "collect", no_argument, NULL, 'G' },
232 { "working-directory", required_argument, NULL, ARG_WORKING_DIRECTORY },
233 { "same-dir", no_argument, NULL, 'd' },
badd28e1 234 { "shell", no_argument, NULL, 'S' },
eb9da376 235 {},
6c12b52e
LP		 236 };
237
d59ef3e2 238 bool with_trigger = false;
c7040b5d 239 int r, c;
6c12b52e
LP		 240
241 assert(argc >= 0);
242 assert(argv);
243
7976b9f0 244 while ((c = getopt_long(argc, argv, "+hrH:M:E:p:tPqGdSu:", options, NULL)) >= 0)
6c12b52e
LP		 245
246 switch (c) {
247
248 case 'h':
37ec0fdd 249 return help();
6c12b52e 250
ad2c1701
LP		 251 case ARG_VERSION:
252 return version();
253
8c7db2fb
EV		 254 case ARG_NO_ASK_PASSWORD:
255 arg_ask_password = false;
256 break;
257
6c12b52e
LP		 258 case ARG_USER:
259 arg_user = true;
260 break;
261
66b1e746
LP		 262 case ARG_SYSTEM:
263 arg_user = false;
264 break;
265
6c12b52e
LP		 266 case ARG_SCOPE:
267 arg_scope = true;
268 break;
269
7976b9f0 270 case 'u':
6c12b52e
LP		 271 arg_unit = optarg;
272 break;
273
9f2e86af
LP		 274 case ARG_DESCRIPTION:
275 arg_description = optarg;
276 break;
277
c221420b
LP		 278 case ARG_SLICE:
279 arg_slice = optarg;
280 break;
281
2c7039b3
MAL		 282 case ARG_SLICE_INHERIT:
283 arg_slice_inherit = true;
284 break;
285
a6c0353b
LP		 286 case ARG_SEND_SIGHUP:
287 arg_send_sighup = true;
288 break;
289
6577c7ce
LP		 290 case 'r':
291 arg_remain_after_exit = true;
292 break;
293
d21ed1ea
LP		 294 case 'H':
295 arg_transport = BUS_TRANSPORT_REMOTE;
296 arg_host = optarg;
297 break;
298
299 case 'M':
de33fc62 300 arg_transport = BUS_TRANSPORT_MACHINE;
d21ed1ea
LP		 301 arg_host = optarg;
302 break;
303
c7040b5d
LP		 304 case ARG_SERVICE_TYPE:
305 arg_service_type = optarg;
306 break;
307
308 case ARG_EXEC_USER:
309 arg_exec_user = optarg;
310 break;
311
312 case ARG_EXEC_GROUP:
313 arg_exec_group = optarg;
314 break;
315
316 case ARG_NICE:
41bf0590
LP		 317 r = parse_nice(optarg, &arg_nice);
318 if (r < 0)
319 return log_error_errno(r, "Failed to parse nice value: %s", optarg);
c7040b5d
LP		 320
321 arg_nice_set = true;
322 break;
323
b5911366 324 case 'E':
0337b3d5
ZJS		 325 r = strv_env_replace_strdup_passthrough(&arg_environment, optarg);
326 if (r < 0)
327 return log_error_errno(r, "Cannot assign environment variable %s: %m", optarg);
c7040b5d
LP		 328
329 break;
330
df31a6c0 331 case 'p':
df31a6c0
LP		 332 if (strv_extend(&arg_property, optarg) < 0)
333 return log_oom();
334
335 break;
336
5dca7739
LP		 337 case 't': /* --pty */
338 if (IN_SET(arg_stdio, ARG_STDIO_DIRECT, ARG_STDIO_AUTO)) /* if --pipe is already used, upgrade to auto mode */
339 arg_stdio = ARG_STDIO_AUTO;
340 else
341 arg_stdio = ARG_STDIO_PTY;
342 break;
343
344 case 'P': /* --pipe */
345 if (IN_SET(arg_stdio, ARG_STDIO_PTY, ARG_STDIO_AUTO)) /* If --pty is already used, upgrade to auto mode */
346 arg_stdio = ARG_STDIO_AUTO;
347 else
348 arg_stdio = ARG_STDIO_DIRECT;
9b15b784
LP		 349 break;
350
095dc596
LP		 351 case 'q':
352 arg_quiet = true;
353 break;
354
4c213d6c 355 case ARG_ON_ACTIVE:
f2b9f2c8
YW		 356 r = add_timer_property("OnActiveSec", optarg);
357 if (r < 0)
4c213d6c 358 return r;
4c213d6c 359
787be190 360 arg_with_timer = true;
4c213d6c
WC		 361 break;
362
363 case ARG_ON_BOOT:
f2b9f2c8
YW		 364 r = add_timer_property("OnBootSec", optarg);
365 if (r < 0)
4c213d6c 366 return r;
4c213d6c 367
787be190 368 arg_with_timer = true;
4c213d6c
WC		 369 break;
370
371 case ARG_ON_STARTUP:
f2b9f2c8
YW		 372 r = add_timer_property("OnStartupSec", optarg);
373 if (r < 0)
4c213d6c 374 return r;
4c213d6c 375
787be190 376 arg_with_timer = true;
4c213d6c
WC		 377 break;
378
379 case ARG_ON_UNIT_ACTIVE:
f2b9f2c8
YW		 380 r = add_timer_property("OnUnitActiveSec", optarg);
381 if (r < 0)
4c213d6c 382 return r;
4c213d6c 383
787be190 384 arg_with_timer = true;
4c213d6c
WC		 385 break;
386
387 case ARG_ON_UNIT_INACTIVE:
f2b9f2c8
YW		 388 r = add_timer_property("OnUnitInactiveSec", optarg);
389 if (r < 0)
4c213d6c 390 return r;
4c213d6c 391
787be190 392 arg_with_timer = true;
4c213d6c
WC		 393 break;
394
10434dbd
FS		 395 case ARG_ON_CALENDAR: {
396 _cleanup_(calendar_spec_freep) CalendarSpec *cs = NULL;
10434dbd 397
10434dbd
FS		 398 r = calendar_spec_from_string(optarg, &cs);
399 if (r < 0)
04220fda
LP		 400 return log_error_errno(r, "Failed to parse calendar event specification: %m");
401
7842c5f2 402 /* Let's make sure the given calendar event is not in the past */
04220fda
LP		 403 r = calendar_spec_next_usec(cs, now(CLOCK_REALTIME), NULL);
404 if (r == -ENOENT)
e608bf6f
ZJS		 405 /* The calendar event is in the past — let's warn about this, but install it
406 * anyway as is. The service manager will trigger the service right away.
407 * Moreover, the server side might have a different clock or timezone than we
408 * do, hence it should decide when or whether to run something. */
04220fda
LP		 409 log_warning("Specified calendar expression is in the past, proceeding anyway.");
410 else if (r < 0)
411 return log_error_errno(r, "Failed to calculate next time calendar expression elapses: %m");
10434dbd 412
f2b9f2c8
YW		 413 r = add_timer_property("OnCalendar", optarg);
414 if (r < 0)
efebb613
LP		 415 return r;
416
417 arg_with_timer = true;
418 break;
10434dbd 419 }
efebb613
LP		 420
421 case ARG_ON_TIMEZONE_CHANGE:
422 r = add_timer_property("OnTimezoneChange", "yes");
423 if (r < 0)
424 return r;
425
426 arg_with_timer = true;
427 break;
428
429 case ARG_ON_CLOCK_CHANGE:
430 r = add_timer_property("OnClockChange", "yes");
431 if (r < 0)
4c213d6c 432 return r;
024a8ec1 433
787be190 434 arg_with_timer = true;
4c213d6c
WC		 435 break;
436
437 case ARG_TIMER_PROPERTY:
438
439 if (strv_extend(&arg_timer_property, optarg) < 0)
440 return log_oom();
441
787be190 442 arg_with_timer = arg_with_timer ||
49fe5c09
LP		 443 STARTSWITH_SET(optarg,
444 "OnActiveSec=",
445 "OnBootSec=",
446 "OnStartupSec=",
447 "OnUnitActiveSec=",
448 "OnUnitInactiveSec=",
449 "OnCalendar=");
4c213d6c
WC		 450 break;
451
d59ef3e2
YW		 452 case ARG_PATH_PROPERTY:
453
454 if (strv_extend(&arg_path_property, optarg) < 0)
455 return log_oom();
456
457 break;
458
459 case ARG_SOCKET_PROPERTY:
460
461 if (strv_extend(&arg_socket_property, optarg) < 0)
462 return log_oom();
463
464 break;
465
3d161f99
LP		 466 case ARG_NO_BLOCK:
467 arg_no_block = true;
468 break;
469
2a453c2e
LP		 470 case ARG_WAIT:
471 arg_wait = true;
472 break;
473
2d21165a 474 case ARG_WORKING_DIRECTORY:
614b022c 475 r = parse_path_argument(optarg, true, &arg_working_directory);
2d21165a
LP		 476 if (r < 0)
477 return r;
478
479 break;
480
481 case 'd': {
482 _cleanup_free_ char *p = NULL;
483
484 r = safe_getcwd(&p);
485 if (r < 0)
486 return log_error_errno(r, "Failed to get current working directory: %m");
487
488 if (empty_or_root(p))
489 arg_working_directory = mfree(arg_working_directory);
490 else
491 free_and_replace(arg_working_directory, p);
492 break;
493 }
494
fe9d0be9
LP		 495 case 'G':
496 arg_aggressive_gc = true;
497 break;
498
badd28e1
LP		 499 case 'S':
500 arg_shell = true;
501 break;
502
6c12b52e
LP		 503 case '?':
504 return -EINVAL;
505
506 default:
04499a70 507 assert_not_reached();
6c12b52e 508 }
6c12b52e 509
966f3a24
LP		 510 /* If we are talking to the per-user instance PolicyKit isn't going to help */
511 if (arg_user)
512 arg_ask_password = false;
513
787be190 514 with_trigger = !!arg_path_property || !!arg_socket_property || arg_with_timer;
d59ef3e2
YW		 515
516 /* currently, only single trigger (path, socket, timer) unit can be created simultaneously */
787be190 517 if ((int) !!arg_path_property + (int) !!arg_socket_property + (int) arg_with_timer > 1)
baaa35ad
ZJS		 518 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
519 "Only single trigger (path, socket, timer) unit can be created.");
5dca7739 520
badd28e1
LP		 521 if (arg_shell) {
522 /* If --shell is imply --pty --pipe --same-dir --service-type=exec --wait --collect, unless otherwise
523 * specified. */
524
525 if (!arg_scope) {
526 if (arg_stdio == ARG_STDIO_NONE)
527 arg_stdio = ARG_STDIO_AUTO;
528
529 if (!arg_working_directory) {
530 r = safe_getcwd(&arg_working_directory);
531 if (r < 0)
532 return log_error_errno(r, "Failed to get current working directory: %m");
533 }
534
535 if (!arg_service_type) {
536 arg_service_type = strdup("exec");
537 if (!arg_service_type)
538 return log_oom();
539 }
540
541 arg_wait = true;
542 }
543
544 arg_aggressive_gc = true;
545 }
546
d46b79bb 547 if (arg_stdio == ARG_STDIO_AUTO)
5dca7739
LP		 548 /* If we both --pty and --pipe are specified we'll automatically pick --pty if we are connected fully
549 * to a TTY and pick direct fd passing otherwise. This way, we automatically adapt to usage in a shell
550 * pipeline, but we are neatly interactive with tty-level isolation otherwise. */
551 arg_stdio = isatty(STDIN_FILENO) && isatty(STDOUT_FILENO) && isatty(STDERR_FILENO) ?
552 ARG_STDIO_PTY :
553 ARG_STDIO_DIRECT;
5dca7739 554
badd28e1
LP		 555 if (argc > optind) {
556 char **l;
557
558 if (arg_shell)
559 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "If --shell is used, no command line is expected.");
560
561 l = strv_copy(argv + optind);
562 if (!l)
563 return log_oom();
564
565 strv_free_and_replace(arg_cmdline, l);
566
567 } else if (arg_shell) {
568 _cleanup_free_ char *s = NULL;
569 char **l;
570
571 r = get_shell(&s);
572 if (r < 0)
573 return log_error_errno(r, "Failed to determine shell: %m");
574
575 l = strv_new(s);
576 if (!l)
577 return log_oom();
578
579 strv_free_and_replace(arg_cmdline, l);
580
581 } else if (!arg_unit || !with_trigger)
582 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Command line to execute required.");
6c12b52e 583
cbdc2949 584 if (arg_user && arg_transport == BUS_TRANSPORT_REMOTE)
baaa35ad 585 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
cbdc2949 586 "Execution in user context is not supported on remote systems.");
d21ed1ea 587
cbdc2949 588 if (arg_scope && arg_transport == BUS_TRANSPORT_REMOTE)
baaa35ad 589 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
cbdc2949 590 "Scope execution is not supported on remote systems.");
d21ed1ea 591
baaa35ad
ZJS		 592 if (arg_scope && (arg_remain_after_exit || arg_service_type))
593 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
594 "--remain-after-exit and --service-type= are not supported in --scope mode.");
c7040b5d 595
baaa35ad
ZJS		 596 if (arg_stdio != ARG_STDIO_NONE && (with_trigger || arg_scope))
597 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
598 "--pty/--pipe is not compatible in timer or --scope mode.");
9b15b784 599
baaa35ad
ZJS		 600 if (arg_stdio != ARG_STDIO_NONE && arg_transport == BUS_TRANSPORT_REMOTE)
601 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
602 "--pty/--pipe is only supported when connecting to the local system or containers.");
024a8ec1 603
baaa35ad
ZJS		 604 if (arg_stdio != ARG_STDIO_NONE && arg_no_block)
605 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
606 "--pty/--pipe is not compatible with --no-block.");
578c03bc 607
baaa35ad
ZJS		 608 if (arg_scope && with_trigger)
609 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
610 "Path, socket or timer options are not supported in --scope mode.");
4c213d6c 611
787be190 612 if (arg_timer_property && !arg_with_timer)
baaa35ad
ZJS		 613 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
614 "--timer-property= has no effect without any other timer options.");
4c213d6c 615
2a453c2e 616 if (arg_wait) {
baaa35ad
ZJS		 617 if (arg_no_block)
618 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
619 "--wait may not be combined with --no-block.");
2a453c2e 620
baaa35ad
ZJS		 621 if (with_trigger)
622 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
623 "--wait may not be combined with path, socket or timer operations.");
2a453c2e 624
baaa35ad
ZJS		 625 if (arg_scope)
626 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
627 "--wait may not be combined with --scope.");
2a453c2e
LP		 628 }
629
6c12b52e
LP		 630 return 1;
631}
632
89ada3ba 633static int transient_unit_set_properties(sd_bus_message *m, UnitType t, char **properties) {
c2756a68
LP		 634 int r;
635
9b15b784
LP		 636 r = sd_bus_message_append(m, "(sv)", "Description", "s", arg_description);
637 if (r < 0)
f53bddf3 638 return bus_log_create_error(r);
9b15b784 639
fe9d0be9
LP		 640 if (arg_aggressive_gc) {
641 r = sd_bus_message_append(m, "(sv)", "CollectMode", "s", "inactive-or-failed");
642 if (r < 0)
f53bddf3 643 return bus_log_create_error(r);
fe9d0be9
LP		 644 }
645
b1358f03 646 return bus_append_unit_property_assignment_many(m, t, properties);
9b15b784
LP		 647}
648
649static int transient_cgroup_set_properties(sd_bus_message *m) {
2c7039b3
MAL		 650 _cleanup_free_ char *name = NULL;
651 _cleanup_free_ char *slice = NULL;
9b15b784
LP		 652 int r;
653 assert(m);
c2756a68 654
2c7039b3
MAL		 655 if (arg_slice_inherit) {
656 char *end;
c221420b 657
2c7039b3
MAL		 658 if (arg_user)
659 r = cg_pid_get_user_slice(0, &name);
660 else
661 r = cg_pid_get_slice(0, &name);
7410616c 662 if (r < 0)
2c7039b3 663 return log_error_errno(r, "Failed to get PID slice: %m");
c221420b 664
2c7039b3
MAL		 665 end = endswith(name, ".slice");
666 if (!end)
667 return -ENXIO;
668 *end = 0;
c221420b
LP		 669 }
670
eda397c9
YW		 671 if (!isempty(arg_slice) && !strextend_with_separator(&name, "-", arg_slice))
672 return log_oom();
2c7039b3
MAL		 673
674 if (!name)
675 return 0;
676
677 r = unit_name_mangle_with_suffix(name, "as slice",
678 arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
679 ".slice", &slice);
680 if (r < 0)
681 return log_error_errno(r, "Failed to mangle name '%s': %m", arg_slice);
682
683 r = sd_bus_message_append(m, "(sv)", "Slice", "s", slice);
684 if (r < 0)
685 return bus_log_create_error(r);
686
9b15b784
LP		 687 return 0;
688}
689
690static int transient_kill_set_properties(sd_bus_message *m) {
f53bddf3
LP		 691 int r;
692
9b15b784
LP		 693 assert(m);
694
f53bddf3
LP		 695 if (arg_send_sighup) {
696 r = sd_bus_message_append(m, "(sv)", "SendSIGHUP", "b", arg_send_sighup);
697 if (r < 0)
698 return bus_log_create_error(r);
699 }
700
701 return 0;
6c12b52e
LP		 702}
703
badd28e1 704static int transient_service_set_properties(sd_bus_message *m, const char *pty_path) {
5dca7739 705 bool send_term = false;
6c12b52e
LP		 706 int r;
707
8159d91a
LP		 708 assert(m);
709
89ada3ba 710 r = transient_unit_set_properties(m, UNIT_SERVICE, arg_property);
9b15b784
LP		 711 if (r < 0)
712 return r;
713
714 r = transient_kill_set_properties(m);
715 if (r < 0)
716 return r;
717
718 r = transient_cgroup_set_properties(m);
86b8d289
LP		 719 if (r < 0)
720 return r;
721
5dca7739 722 if (arg_wait || arg_stdio != ARG_STDIO_NONE) {
2a453c2e
LP		 723 r = sd_bus_message_append(m, "(sv)", "AddRef", "b", 1);
724 if (r < 0)
f53bddf3 725 return bus_log_create_error(r);
2a453c2e
LP		 726 }
727
df31a6c0
LP		 728 if (arg_remain_after_exit) {
729 r = sd_bus_message_append(m, "(sv)", "RemainAfterExit", "b", arg_remain_after_exit);
730 if (r < 0)
f53bddf3 731 return bus_log_create_error(r);
df31a6c0 732 }
6577c7ce 733
c7040b5d
LP		 734 if (arg_service_type) {
735 r = sd_bus_message_append(m, "(sv)", "Type", "s", arg_service_type);
736 if (r < 0)
f53bddf3 737 return bus_log_create_error(r);
c7040b5d
LP		 738 }
739
740 if (arg_exec_user) {
741 r = sd_bus_message_append(m, "(sv)", "User", "s", arg_exec_user);
742 if (r < 0)
f53bddf3 743 return bus_log_create_error(r);
c7040b5d
LP		 744 }
745
746 if (arg_exec_group) {
747 r = sd_bus_message_append(m, "(sv)", "Group", "s", arg_exec_group);
748 if (r < 0)
f53bddf3 749 return bus_log_create_error(r);
c7040b5d
LP		 750 }
751
752 if (arg_nice_set) {
753 r = sd_bus_message_append(m, "(sv)", "Nice", "i", arg_nice);
754 if (r < 0)
f53bddf3 755 return bus_log_create_error(r);
c7040b5d
LP		 756 }
757
2d21165a
LP		 758 if (arg_working_directory) {
759 r = sd_bus_message_append(m, "(sv)", "WorkingDirectory", "s", arg_working_directory);
760 if (r < 0)
761 return bus_log_create_error(r);
762 }
763
9b15b784 764 if (pty_path) {
9b15b784
LP		 765 r = sd_bus_message_append(m,
766 "(sv)(sv)(sv)(sv)",
767 "StandardInput", "s", "tty",
768 "StandardOutput", "s", "tty",
769 "StandardError", "s", "tty",
770 "TTYPath", "s", pty_path);
771 if (r < 0)
f53bddf3 772 return bus_log_create_error(r);
9b15b784 773
5dca7739
LP		 774 send_term = true;
775
776 } else if (arg_stdio == ARG_STDIO_DIRECT) {
777 r = sd_bus_message_append(m,
778 "(sv)(sv)(sv)",
779 "StandardInputFileDescriptor", "h", STDIN_FILENO,
780 "StandardOutputFileDescriptor", "h", STDOUT_FILENO,
781 "StandardErrorFileDescriptor", "h", STDERR_FILENO);
782 if (r < 0)
f53bddf3 783 return bus_log_create_error(r);
5dca7739
LP		 784
785 send_term = isatty(STDIN_FILENO) || isatty(STDOUT_FILENO) || isatty(STDERR_FILENO);
786 }
787
788 if (send_term) {
789 const char *e;
790
9b15b784
LP		 791 e = getenv("TERM");
792 if (e) {
1d3b68f6
AZ		 793 _cleanup_free_ char *n = NULL;
794
795 n = strjoin("TERM=", e);
796 if (!n)
797 return log_oom();
9b15b784 798
9b15b784
LP		 799 r = sd_bus_message_append(m,
800 "(sv)",
801 "Environment", "as", 1, n);
802 if (r < 0)
f53bddf3 803 return bus_log_create_error(r);
9b15b784
LP		 804 }
805 }
806
c7040b5d
LP		 807 if (!strv_isempty(arg_environment)) {
808 r = sd_bus_message_open_container(m, 'r', "sv");
809 if (r < 0)
f53bddf3 810 return bus_log_create_error(r);
c7040b5d
LP		 811
812 r = sd_bus_message_append(m, "s", "Environment");
813 if (r < 0)
f53bddf3 814 return bus_log_create_error(r);
c7040b5d
LP		 815
816 r = sd_bus_message_open_container(m, 'v', "as");
817 if (r < 0)
f53bddf3 818 return bus_log_create_error(r);
c7040b5d
LP		 819
820 r = sd_bus_message_append_strv(m, arg_environment);
821 if (r < 0)
f53bddf3 822 return bus_log_create_error(r);
c7040b5d
LP		 823
824 r = sd_bus_message_close_container(m);
825 if (r < 0)
f53bddf3 826 return bus_log_create_error(r);
c7040b5d
LP		 827
828 r = sd_bus_message_close_container(m);
829 if (r < 0)
f53bddf3 830 return bus_log_create_error(r);
4c213d6c
WC		 831 }
832
833 /* Exec container */
badd28e1 834 if (!strv_isempty(arg_cmdline)) {
4c213d6c
WC		 835 r = sd_bus_message_open_container(m, 'r', "sv");
836 if (r < 0)
f53bddf3 837 return bus_log_create_error(r);
4c213d6c
WC		 838
839 r = sd_bus_message_append(m, "s", "ExecStart");
840 if (r < 0)
f53bddf3 841 return bus_log_create_error(r);
4c213d6c
WC		 842
843 r = sd_bus_message_open_container(m, 'v', "a(sasb)");
844 if (r < 0)
f53bddf3 845 return bus_log_create_error(r);
4c213d6c
WC		 846
847 r = sd_bus_message_open_container(m, 'a', "(sasb)");
848 if (r < 0)
f53bddf3 849 return bus_log_create_error(r);
4c213d6c
WC		 850
851 r = sd_bus_message_open_container(m, 'r', "sasb");
852 if (r < 0)
f53bddf3 853 return bus_log_create_error(r);
4c213d6c 854
badd28e1 855 r = sd_bus_message_append(m, "s", arg_cmdline[0]);
4c213d6c 856 if (r < 0)
f53bddf3 857 return bus_log_create_error(r);
4c213d6c 858
badd28e1 859 r = sd_bus_message_append_strv(m, arg_cmdline);
4c213d6c 860 if (r < 0)
f53bddf3 861 return bus_log_create_error(r);
4c213d6c
WC		 862
863 r = sd_bus_message_append(m, "b", false);
864 if (r < 0)
f53bddf3 865 return bus_log_create_error(r);
4c213d6c
WC		 866
867 r = sd_bus_message_close_container(m);
868 if (r < 0)
f53bddf3 869 return bus_log_create_error(r);
4c213d6c
WC		 870
871 r = sd_bus_message_close_container(m);
872 if (r < 0)
f53bddf3 873 return bus_log_create_error(r);
4c213d6c
WC		 874
875 r = sd_bus_message_close_container(m);
876 if (r < 0)
f53bddf3 877 return bus_log_create_error(r);
4c213d6c
WC		 878
879 r = sd_bus_message_close_container(m);
880 if (r < 0)
f53bddf3 881 return bus_log_create_error(r);
4c213d6c
WC		 882 }
883
884 return 0;
885}
886
9b15b784
LP		 887static int transient_scope_set_properties(sd_bus_message *m) {
888 int r;
889
890 assert(m);
891
89ada3ba 892 r = transient_unit_set_properties(m, UNIT_SCOPE, arg_property);
9b15b784
LP		 893 if (r < 0)
894 return r;
895
896 r = transient_kill_set_properties(m);
897 if (r < 0)
898 return r;
899
37e605f9
LP		 900 r = transient_cgroup_set_properties(m);
901 if (r < 0)
902 return r;
903
df0ff127 904 r = sd_bus_message_append(m, "(sv)", "PIDs", "au", 1, (uint32_t) getpid_cached());
9b15b784 905 if (r < 0)
f53bddf3 906 return bus_log_create_error(r);
9b15b784
LP		 907
908 return 0;
909}
910
4c213d6c
WC		 911static int transient_timer_set_properties(sd_bus_message *m) {
912 int r;
913
914 assert(m);
915
89ada3ba 916 r = transient_unit_set_properties(m, UNIT_TIMER, arg_timer_property);
4c213d6c
WC		 917 if (r < 0)
918 return r;
919
6348d701
LP		 920 /* Automatically clean up our transient timers */
921 r = sd_bus_message_append(m, "(sv)", "RemainAfterElapse", "b", false);
922 if (r < 0)
f53bddf3 923 return bus_log_create_error(r);
6348d701 924
4c213d6c
WC		 925 return 0;
926}
927
9c8d1e1a
LP		 928static int make_unit_name(sd_bus *bus, UnitType t, char **ret) {
929 const char *unique, *id;
930 char *p;
931 int r;
932
933 assert(bus);
934 assert(t >= 0);
935 assert(t < _UNIT_TYPE_MAX);
936
937 r = sd_bus_get_unique_name(bus, &unique);
938 if (r < 0) {
939 sd_id128_t rnd;
940
941 /* We couldn't get the unique name, which is a pretty
942 * common case if we are connected to systemd
943 * directly. In that case, just pick a random uuid as
944 * name */
945
946 r = sd_id128_randomize(&rnd);
947 if (r < 0)
948 return log_error_errno(r, "Failed to generate random run unit name: %m");
949
950 if (asprintf(ret, "run-r" SD_ID128_FORMAT_STR ".%s", SD_ID128_FORMAT_VAL(rnd), unit_type_to_string(t)) < 0)
951 return log_oom();
952
953 return 0;
954 }
955
e6283cbf 956 /* We managed to get the unique name, then let's use that to name our transient units. */
9c8d1e1a 957
e6283cbf
LP		 958 id = startswith(unique, ":1."); /* let' strip the usual prefix */
959 if (!id)
960 id = startswith(unique, ":"); /* the spec only requires things to start with a colon, hence
961 * let's add a generic fallback for that. */
baaa35ad
ZJS		 962 if (!id)
963 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
964 "Unique name %s has unexpected format.",
965 unique);
9c8d1e1a 966
605405c6 967 p = strjoin("run-u", id, ".", unit_type_to_string(t));
9c8d1e1a
LP		 968 if (!p)
969 return log_oom();
970
971 *ret = p;
972 return 0;
973}
974
2a453c2e
LP		 975typedef struct RunContext {
976 sd_bus *bus;
977 sd_event *event;
978 PTYForward *forward;
979 sd_bus_slot *match;
980
2b5f7089 981 /* Current state of the unit */
2a453c2e 982 char *active_state;
2b5f7089
LP		 983 bool has_job;
984
985 /* The exit data of the unit */
2a453c2e
LP		 986 uint64_t inactive_exit_usec;
987 uint64_t inactive_enter_usec;
988 char *result;
989 uint64_t cpu_usage_nsec;
655aab20
LP		 990 uint64_t ip_ingress_bytes;
991 uint64_t ip_egress_bytes;
826f7cb1
LP		 992 uint64_t io_read_bytes;
993 uint64_t io_write_bytes;
2a453c2e
LP		 994 uint32_t exit_code;
995 uint32_t exit_status;
996} RunContext;
997
998static void run_context_free(RunContext *c) {
999 assert(c);
1000
1001 c->forward = pty_forward_free(c->forward);
1002 c->match = sd_bus_slot_unref(c->match);
1003 c->bus = sd_bus_unref(c->bus);
1004 c->event = sd_event_unref(c->event);
1005
1006 free(c->active_state);
1007 free(c->result);
1008}
1009
1010static void run_context_check_done(RunContext *c) {
95f1d6bf 1011 bool done;
2a453c2e
LP		 1012
1013 assert(c);
1014
1015 if (c->match)
2b5f7089 1016 done = STRPTR_IN_SET(c->active_state, "inactive", "failed") && !c->has_job;
95f1d6bf
LP		 1017 else
1018 done = true;
2a453c2e 1019
95f1d6bf
LP		 1020 if (c->forward && done) /* If the service is gone, it's time to drain the output */
1021 done = pty_forward_drain(c->forward);
2a453c2e
LP		 1022
1023 if (done)
1024 sd_event_exit(c->event, EXIT_SUCCESS);
1025}
1026
2b5f7089
LP		 1027static int map_job(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
1028 bool *b = userdata;
1029 const char *job;
1030 uint32_t id;
1031 int r;
1032
1033 r = sd_bus_message_read(m, "(uo)", &id, &job);
1034 if (r < 0)
1035 return r;
1036
1037 *b = id != 0 || !streq(job, "/");
1038 return 0;
1039}
1040
5b1bad8d 1041static int run_context_update(RunContext *c, const char *path) {
2a453c2e
LP		 1042
1043 static const struct bus_properties_map map[] = {
2b5f7089
LP		 1044 { "ActiveState", "s", NULL, offsetof(RunContext, active_state) },
1045 { "InactiveExitTimestampMonotonic", "t", NULL, offsetof(RunContext, inactive_exit_usec) },
1046 { "InactiveEnterTimestampMonotonic", "t", NULL, offsetof(RunContext, inactive_enter_usec) },
1047 { "Result", "s", NULL, offsetof(RunContext, result) },
1048 { "ExecMainCode", "i", NULL, offsetof(RunContext, exit_code) },
1049 { "ExecMainStatus", "i", NULL, offsetof(RunContext, exit_status) },
1050 { "CPUUsageNSec", "t", NULL, offsetof(RunContext, cpu_usage_nsec) },
1051 { "IPIngressBytes", "t", NULL, offsetof(RunContext, ip_ingress_bytes) },
1052 { "IPEgressBytes", "t", NULL, offsetof(RunContext, ip_egress_bytes) },
1053 { "IOReadBytes", "t", NULL, offsetof(RunContext, io_read_bytes) },
1054 { "IOWriteBytes", "t", NULL, offsetof(RunContext, io_write_bytes) },
1055 { "Job", "(uo)", map_job, offsetof(RunContext, has_job) },
2a453c2e
LP		 1056 {}
1057 };
1058
f9e0eefc 1059 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
2a453c2e
LP		 1060 int r;
1061
1062 r = bus_map_all_properties(c->bus,
1063 "org.freedesktop.systemd1",
5b1bad8d 1064 path,
2a453c2e 1065 map,
a7e4861c 1066 BUS_MAP_STRDUP,
f9e0eefc 1067 &error,
f37f8a61 1068 NULL,
2a453c2e
LP		 1069 c);
1070 if (r < 0) {
1071 sd_event_exit(c->event, EXIT_FAILURE);
f9e0eefc 1072 return log_error_errno(r, "Failed to query unit state: %s", bus_error_message(&error, r));
2a453c2e
LP		 1073 }
1074
1075 run_context_check_done(c);
1076 return 0;
1077}
1078
5b1bad8d 1079static int on_properties_changed(sd_bus_message *m, void *userdata, sd_bus_error *error) {
99534007 1080 RunContext *c = ASSERT_PTR(userdata);
5b1bad8d
LP		 1081
1082 assert(m);
5b1bad8d
LP		 1083
1084 return run_context_update(c, sd_bus_message_get_path(m));
1085}
1086
2a453c2e
LP		 1087static int pty_forward_handler(PTYForward *f, int rcode, void *userdata) {
1088 RunContext *c = userdata;
1089
1090 assert(f);
1091
1092 if (rcode < 0) {
1093 sd_event_exit(c->event, EXIT_FAILURE);
1094 return log_error_errno(rcode, "Error on PTY forwarding logic: %m");
1095 }
1096
1097 run_context_check_done(c);
1098 return 0;
1099}
1100
4c213d6c
WC		 1101static int start_transient_service(
1102 sd_bus *bus,
2a453c2e 1103 int *retval) {
4c213d6c 1104
4afd3348
LP		 1105 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
1106 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
3d161f99 1107 _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
ee451d76 1108 _cleanup_free_ char *service = NULL, *pty_path = NULL;
9b15b784 1109 _cleanup_close_ int master = -1;
4c213d6c
WC		 1110 int r;
1111
1112 assert(bus);
2a453c2e 1113 assert(retval);
4c213d6c 1114
5dca7739 1115 if (arg_stdio == ARG_STDIO_PTY) {
9b15b784 1116
ee451d76 1117 if (arg_transport == BUS_TRANSPORT_LOCAL) {
669fc4e5 1118 master = posix_openpt(O_RDWR|O_NOCTTY|O_CLOEXEC|O_NONBLOCK);
ee451d76
LP		 1119 if (master < 0)
1120 return log_error_errno(errno, "Failed to acquire pseudo tty: %m");
1121
1122 r = ptsname_malloc(master, &pty_path);
1123 if (r < 0)
1124 return log_error_errno(r, "Failed to determine tty name: %m");
1125
395745ba
LP		 1126 if (unlockpt(master) < 0)
1127 return log_error_errno(errno, "Failed to unlock tty: %m");
1128
de33fc62 1129 } else if (arg_transport == BUS_TRANSPORT_MACHINE) {
4afd3348 1130 _cleanup_(sd_bus_unrefp) sd_bus *system_bus = NULL;
20fc5811 1131 _cleanup_(sd_bus_message_unrefp) sd_bus_message *pty_reply = NULL;
ee451d76
LP		 1132 const char *s;
1133
024a8ec1 1134 r = sd_bus_default_system(&system_bus);
ee451d76 1135 if (r < 0)
024a8ec1 1136 return log_error_errno(r, "Failed to connect to system bus: %m");
ee451d76
LP		 1137
1138 r = sd_bus_call_method(system_bus,
1139 "org.freedesktop.machine1",
1140 "/org/freedesktop/machine1",
1141 "org.freedesktop.machine1.Manager",
1142 "OpenMachinePTY",
1143 &error,
20fc5811 1144 &pty_reply,
ee451d76 1145 "s", arg_host);
4ae25393 1146 if (r < 0)
2a03b9ed 1147 return log_error_errno(r, "Failed to get machine PTY: %s", bus_error_message(&error, r));
ee451d76 1148
20fc5811 1149 r = sd_bus_message_read(pty_reply, "hs", &master, &s);
ee451d76
LP		 1150 if (r < 0)
1151 return bus_log_parse_error(r);
1152
1153 master = fcntl(master, F_DUPFD_CLOEXEC, 3);
1154 if (master < 0)
1155 return log_error_errno(errno, "Failed to duplicate master fd: %m");
1156
1157 pty_path = strdup(s);
1158 if (!pty_path)
1159 return log_oom();
1160 } else
04499a70 1161 assert_not_reached();
9b15b784
LP		 1162 }
1163
a7c71d21
LP		 1164 /* Optionally, wait for the start job to complete. If we are supposed to read the service's stdin
1165 * lets skip this however, because we should start that already when the start job is running, and
1166 * there's little point in waiting for the start job to complete in that case anyway, as we'll wait
1167 * for EOF anyway, which is going to be much later. */
1168 if (!arg_no_block && arg_stdio == ARG_STDIO_NONE) {
3d161f99
LP		 1169 r = bus_wait_for_jobs_new(bus, &w);
1170 if (r < 0)
1171 return log_error_errno(r, "Could not watch jobs: %m");
1172 }
1173
4c213d6c 1174 if (arg_unit) {
df7c4eb6
ZJS		 1175 r = unit_name_mangle_with_suffix(arg_unit, "as unit",
1176 arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
1177 ".service", &service);
7410616c
LP		 1178 if (r < 0)
1179 return log_error_errno(r, "Failed to mangle unit name: %m");
9c8d1e1a
LP		 1180 } else {
1181 r = make_unit_name(bus, UNIT_SERVICE, &service);
1182 if (r < 0)
1183 return r;
1184 }
4c213d6c 1185
7ad61613 1186 r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "StartTransientUnit");
9f2e86af 1187 if (r < 0)
7040b626 1188 return bus_log_create_error(r);
9f2e86af 1189
8c7db2fb
EV		 1190 r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
1191 if (r < 0)
1192 return bus_log_create_error(r);
1193
9b15b784 1194 /* Name and mode */
4c213d6c 1195 r = sd_bus_message_append(m, "ss", service, "fail");
c2756a68 1196 if (r < 0)
7040b626 1197 return bus_log_create_error(r);
c2756a68 1198
9b15b784 1199 /* Properties */
4c213d6c 1200 r = sd_bus_message_open_container(m, 'a', "(sv)");
c2756a68 1201 if (r < 0)
7040b626 1202 return bus_log_create_error(r);
c2756a68 1203
badd28e1 1204 r = transient_service_set_properties(m, pty_path);
c2756a68 1205 if (r < 0)
f53bddf3 1206 return r;
c2756a68 1207
4c213d6c 1208 r = sd_bus_message_close_container(m);
c2756a68 1209 if (r < 0)
7040b626 1210 return bus_log_create_error(r);
c2756a68 1211
9b15b784 1212 /* Auxiliary units */
4c213d6c 1213 r = sd_bus_message_append(m, "a(sa(sv))", 0);
c2756a68 1214 if (r < 0)
7040b626 1215 return bus_log_create_error(r);
c2756a68 1216
8a4b13c5 1217 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
8c7db2fb 1218
3d161f99 1219 r = sd_bus_call(bus, m, 0, &error, &reply);
024a8ec1
LP		 1220 if (r < 0)
1221 return log_error_errno(r, "Failed to start transient service unit: %s", bus_error_message(&error, r));
c2756a68 1222
3d161f99
LP		 1223 if (w) {
1224 const char *object;
1225
1226 r = sd_bus_message_read(reply, "o", &object);
1227 if (r < 0)
1228 return bus_log_parse_error(r);
1229
466f2351 1230 r = bus_wait_for_jobs_one(w, object, arg_quiet, arg_user ? STRV_MAKE_CONST("--user") : NULL);
3d161f99
LP		 1231 if (r < 0)
1232 return r;
1233 }
1234
2a453c2e
LP		 1235 if (!arg_quiet)
1236 log_info("Running as unit: %s", service);
1237
5dca7739 1238 if (arg_wait || arg_stdio != ARG_STDIO_NONE) {
655aab20
LP		 1239 _cleanup_(run_context_free) RunContext c = {
1240 .cpu_usage_nsec = NSEC_INFINITY,
1241 .ip_ingress_bytes = UINT64_MAX,
1242 .ip_egress_bytes = UINT64_MAX,
826f7cb1
LP		 1243 .io_read_bytes = UINT64_MAX,
1244 .io_write_bytes = UINT64_MAX,
655aab20
LP		 1245 .inactive_exit_usec = USEC_INFINITY,
1246 .inactive_enter_usec = USEC_INFINITY,
1247 };
95f1d6bf 1248 _cleanup_free_ char *path = NULL;
4c213d6c 1249
2a453c2e
LP		 1250 c.bus = sd_bus_ref(bus);
1251
1252 r = sd_event_default(&c.event);
4c213d6c 1253 if (r < 0)
9b15b784 1254 return log_error_errno(r, "Failed to get event loop: %m");
4c213d6c 1255
2a453c2e
LP		 1256 if (master >= 0) {
1257 assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGWINCH, SIGTERM, SIGINT, -1) >= 0);
1258 (void) sd_event_add_signal(c.event, NULL, SIGINT, NULL, NULL);
1259 (void) sd_event_add_signal(c.event, NULL, SIGTERM, NULL, NULL);
1260
1261 if (!arg_quiet)
1262 log_info("Press ^] three times within 1s to disconnect TTY.");
4c213d6c 1263
2a453c2e
LP		 1264 r = pty_forward_new(c.event, master, PTY_FORWARD_IGNORE_INITIAL_VHANGUP, &c.forward);
1265 if (r < 0)
1266 return log_error_errno(r, "Failed to create PTY forwarder: %m");
1267
1268 pty_forward_set_handler(c.forward, pty_forward_handler, &c);
d147457c
LP		 1269
1270 /* Make sure to process any TTY events before we process bus events */
1271 (void) pty_forward_set_priority(c.forward, SD_EVENT_PRIORITY_IMPORTANT);
2a453c2e 1272 }
4c213d6c 1273
95f1d6bf
LP		 1274 path = unit_dbus_path_from_name(service);
1275 if (!path)
1276 return log_oom();
2a453c2e 1277
75152a4d
LP		 1278 r = sd_bus_match_signal_async(
1279 bus,
1280 &c.match,
1281 "org.freedesktop.systemd1",
1282 path,
1283 "org.freedesktop.DBus.Properties",
1284 "PropertiesChanged",
1285 on_properties_changed, NULL, &c);
95f1d6bf 1286 if (r < 0)
75152a4d 1287 return log_error_errno(r, "Failed to request properties changed signal match: %m");
4c213d6c 1288
d147457c 1289 r = sd_bus_attach_event(bus, c.event, SD_EVENT_PRIORITY_NORMAL);
95f1d6bf 1290 if (r < 0)
75152a4d 1291 return log_error_errno(r, "Failed to attach bus to event loop: %m");
5b1bad8d 1292
95f1d6bf
LP		 1293 r = run_context_update(&c, path);
1294 if (r < 0)
1295 return r;
2a453c2e
LP		 1296
1297 r = sd_event_loop(c.event);
4c213d6c 1298 if (r < 0)
9b15b784 1299 return log_error_errno(r, "Failed to run event loop: %m");
4c213d6c 1300
2a453c2e
LP		 1301 if (c.forward) {
1302 char last_char = 0;
4c213d6c 1303
2a453c2e
LP		 1304 r = pty_forward_get_last_char(c.forward, &last_char);
1305 if (r >= 0 && !arg_quiet && last_char != '\n')
1306 fputc('\n', stdout);
1307 }
4c213d6c 1308
95f1d6bf 1309 if (arg_wait && !arg_quiet) {
9182fb52 1310
f1d60962 1311 /* Explicitly destroy the PTY forwarder, so that the PTY device is usable again, with its
9182fb52
LP		 1312 * original settings (i.e. proper line breaks), so that we can show the summary in a pretty
1313 * way. */
1314 c.forward = pty_forward_free(c.forward);
1315
2a453c2e
LP		 1316 if (!isempty(c.result))
1317 log_info("Finished with result: %s", strna(c.result));
9f2e86af 1318
2a453c2e 1319 if (c.exit_code == CLD_EXITED)
c0f86d66 1320 log_info("Main processes terminated with: code=%s/status=%u",
f1d60962 1321 sigchld_code_to_string(c.exit_code), c.exit_status);
2a453c2e 1322 else if (c.exit_code > 0)
f1d60962
ZJS		 1323 log_info("Main processes terminated with: code=%s/status=%s",
1324 sigchld_code_to_string(c.exit_code), signal_to_string(c.exit_status));
2a453c2e 1325
1f65fd49
ZJS		 1326 if (timestamp_is_set(c.inactive_enter_usec) &&
1327 timestamp_is_set(c.inactive_exit_usec) &&
5291f26d 1328 c.inactive_enter_usec > c.inactive_exit_usec)
f1d60962 1329 log_info("Service runtime: %s",
5291f26d 1330 FORMAT_TIMESPAN(c.inactive_enter_usec - c.inactive_exit_usec, USEC_PER_MSEC));
2a453c2e 1331
5291f26d 1332 if (c.cpu_usage_nsec != NSEC_INFINITY)
f1d60962 1333 log_info("CPU time consumed: %s",
5291f26d 1334 FORMAT_TIMESPAN(DIV_ROUND_UP(c.cpu_usage_nsec, NSEC_PER_USEC), USEC_PER_MSEC));
655aab20 1335
2b59bf51
ZJS		 1336 if (c.ip_ingress_bytes != UINT64_MAX)
1337 log_info("IP traffic received: %s", FORMAT_BYTES(c.ip_ingress_bytes));
1338
1339 if (c.ip_egress_bytes != UINT64_MAX)
1340 log_info("IP traffic sent: %s", FORMAT_BYTES(c.ip_egress_bytes));
1341
1342 if (c.io_read_bytes != UINT64_MAX)
1343 log_info("IO bytes read: %s", FORMAT_BYTES(c.io_read_bytes));
1344
1345 if (c.io_write_bytes != UINT64_MAX)
1346 log_info("IO bytes written: %s", FORMAT_BYTES(c.io_write_bytes));
2a453c2e
LP		 1347 }
1348
7f3614e5
ZJS		 1349 /* Try to propagate the service's return value. But if the service defines
1350 * e.g. SuccessExitStatus, honour this, and return 0 to mean "success". */
1351 if (streq_ptr(c.result, "success"))
1352 *retval = 0;
1353 else if (streq_ptr(c.result, "exit-code") && c.exit_status > 0)
2a453c2e 1354 *retval = c.exit_status;
7f3614e5
ZJS		 1355 else if (streq_ptr(c.result, "signal"))
1356 *retval = EXIT_EXCEPTION;
2a453c2e
LP		 1357 else
1358 *retval = EXIT_FAILURE;
1359 }
7040b626
LP		 1360
1361 return 0;
6c12b52e
LP		 1362}
1363
00f8eea8
LP		 1364static int acquire_invocation_id(sd_bus *bus, sd_id128_t *ret) {
1365 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1366 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
1367 const void *p;
1368 size_t l;
1369 int r;
1370
1371 assert(bus);
1372 assert(ret);
6c12b52e 1373
00f8eea8
LP		 1374 r = sd_bus_get_property(bus,
1375 "org.freedesktop.systemd1",
1376 "/org/freedesktop/systemd1/unit/self",
1377 "org.freedesktop.systemd1.Unit",
1378 "InvocationID",
1379 &error,
1380 &reply,
1381 "ay");
1382 if (r < 0)
1383 return log_error_errno(r, "Failed to request invocation ID for scope: %s", bus_error_message(&error, r));
1384
1385 r = sd_bus_message_read_array(reply, 'y', &p, &l);
1386 if (r < 0)
1387 return bus_log_parse_error(r);
1388
1389 if (l != sizeof(sd_id128_t))
1390 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Invalid UUID size, %zu != %zu.", l, sizeof(sd_id128_t));
1391
1392 memcpy(ret, p, l);
1393 return 0;
1394}
1395
1396static int start_transient_scope(sd_bus *bus) {
4afd3348
LP		 1397 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1398 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
de158ed2 1399 _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
9b15b784 1400 _cleanup_strv_free_ char **env = NULL, **user_env = NULL;
4c213d6c 1401 _cleanup_free_ char *scope = NULL;
de158ed2 1402 const char *object = NULL;
00f8eea8 1403 sd_id128_t invocation_id;
6c12b52e
LP		 1404 int r;
1405
8159d91a 1406 assert(bus);
badd28e1 1407 assert(!strv_isempty(arg_cmdline));
8159d91a 1408
de158ed2
LP		 1409 r = bus_wait_for_jobs_new(bus, &w);
1410 if (r < 0)
1411 return log_oom();
1412
7de80bfe 1413 if (arg_unit) {
df7c4eb6
ZJS		 1414 r = unit_name_mangle_with_suffix(arg_unit, "as unit",
1415 arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
1416 ".scope", &scope);
7410616c
LP		 1417 if (r < 0)
1418 return log_error_errno(r, "Failed to mangle scope name: %m");
9c8d1e1a
LP		 1419 } else {
1420 r = make_unit_name(bus, UNIT_SCOPE, &scope);
1421 if (r < 0)
1422 return r;
1423 }
6c12b52e 1424
7ad61613 1425 r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "StartTransientUnit");
c2756a68 1426 if (r < 0)
7040b626 1427 return bus_log_create_error(r);
c2756a68 1428
8c7db2fb
EV		 1429 r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
1430 if (r < 0)
1431 return bus_log_create_error(r);
1432
9b15b784 1433 /* Name and Mode */
4c213d6c
WC		 1434 r = sd_bus_message_append(m, "ss", scope, "fail");
1435 if (r < 0)
1436 return bus_log_create_error(r);
1437
9b15b784 1438 /* Properties */
4c213d6c
WC		 1439 r = sd_bus_message_open_container(m, 'a', "(sv)");
1440 if (r < 0)
1441 return bus_log_create_error(r);
1442
1443 r = transient_scope_set_properties(m);
1444 if (r < 0)
f53bddf3 1445 return r;
4c213d6c
WC		 1446
1447 r = sd_bus_message_close_container(m);
1448 if (r < 0)
1449 return bus_log_create_error(r);
1450
ee451d76 1451 /* Auxiliary units */
4c213d6c 1452 r = sd_bus_message_append(m, "a(sa(sv))", 0);
6c12b52e 1453 if (r < 0)
7040b626 1454 return bus_log_create_error(r);
6c12b52e 1455
8a4b13c5 1456 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
8c7db2fb 1457
de158ed2 1458 r = sd_bus_call(bus, m, 0, &error, &reply);
4ae25393 1459 if (r < 0)
2a03b9ed 1460 return log_error_errno(r, "Failed to start transient scope unit: %s", bus_error_message(&error, r));
c2756a68 1461
00f8eea8
LP		 1462 r = sd_bus_message_read(reply, "o", &object);
1463 if (r < 0)
1464 return bus_log_parse_error(r);
1465
466f2351 1466 r = bus_wait_for_jobs_one(w, object, arg_quiet, arg_user ? STRV_MAKE_CONST("--user") : NULL);
00f8eea8
LP		 1467 if (r < 0)
1468 return r;
1469
1470 r = acquire_invocation_id(bus, &invocation_id);
1471 if (r < 0)
1472 return r;
1473
1474 r = strv_extendf(&user_env, "INVOCATION_ID=" SD_ID128_FORMAT_STR, SD_ID128_FORMAT_VAL(invocation_id));
1475 if (r < 0)
1476 return log_oom();
1477
4de33e7f 1478 if (arg_nice_set) {
4a62c710
MS		 1479 if (setpriority(PRIO_PROCESS, 0, arg_nice) < 0)
1480 return log_error_errno(errno, "Failed to set nice level: %m");
4de33e7f
LP		 1481 }
1482
1483 if (arg_exec_group) {
1484 gid_t gid;
1485
fafff8f1 1486 r = get_group_creds(&arg_exec_group, &gid, 0);
f647962d
MS		 1487 if (r < 0)
1488 return log_error_errno(r, "Failed to resolve group %s: %m", arg_exec_group);
4de33e7f 1489
4a62c710
MS		 1490 if (setresgid(gid, gid, gid) < 0)
1491 return log_error_errno(errno, "Failed to change GID to " GID_FMT ": %m", gid);
4de33e7f
LP		 1492 }
1493
1494 if (arg_exec_user) {
1495 const char *home, *shell;
1496 uid_t uid;
1497 gid_t gid;
1498
43ad3ad7 1499 r = get_user_creds(&arg_exec_user, &uid, &gid, &home, &shell, USER_CREDS_CLEAN|USER_CREDS_PREFER_NSS);
f647962d
MS		 1500 if (r < 0)
1501 return log_error_errno(r, "Failed to resolve user %s: %m", arg_exec_user);
4de33e7f 1502
be39ccf3
LP		 1503 if (home) {
1504 r = strv_extendf(&user_env, "HOME=%s", home);
1505 if (r < 0)
1506 return log_oom();
1507 }
4de33e7f 1508
be39ccf3
LP		 1509 if (shell) {
1510 r = strv_extendf(&user_env, "SHELL=%s", shell);
1511 if (r < 0)
1512 return log_oom();
1513 }
4de33e7f
LP		 1514
1515 r = strv_extendf(&user_env, "USER=%s", arg_exec_user);
1516 if (r < 0)
1517 return log_oom();
1518
1519 r = strv_extendf(&user_env, "LOGNAME=%s", arg_exec_user);
1520 if (r < 0)
1521 return log_oom();
1522
1523 if (!arg_exec_group) {
4a62c710
MS		 1524 if (setresgid(gid, gid, gid) < 0)
1525 return log_error_errno(errno, "Failed to change GID to " GID_FMT ": %m", gid);
4de33e7f
LP		 1526 }
1527
4a62c710
MS		 1528 if (setresuid(uid, uid, uid) < 0)
1529 return log_error_errno(errno, "Failed to change UID to " UID_FMT ": %m", uid);
4de33e7f
LP		 1530 }
1531
4ab3d29f 1532 env = strv_env_merge(environ, user_env, arg_environment);
4de33e7f
LP		 1533 if (!env)
1534 return log_oom();
1535
095dc596 1536 if (!arg_quiet)
f3ea87af 1537 log_info("Running scope as unit: %s", scope);
7040b626 1538
badd28e1 1539 execvpe(arg_cmdline[0], arg_cmdline, env);
9b15b784
LP		 1540
1541 return log_error_errno(errno, "Failed to execute: %m");
1542}
1543
d59ef3e2 1544static int start_transient_trigger(
9b15b784 1545 sd_bus *bus,
d59ef3e2 1546 const char *suffix) {
9b15b784 1547
4afd3348
LP		 1548 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1549 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
de158ed2 1550 _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
d59ef3e2 1551 _cleanup_free_ char *trigger = NULL, *service = NULL;
de158ed2 1552 const char *object = NULL;
9b15b784
LP		 1553 int r;
1554
1555 assert(bus);
9b15b784 1556
de158ed2
LP		 1557 r = bus_wait_for_jobs_new(bus, &w);
1558 if (r < 0)
1559 return log_oom();
1560
9b15b784 1561 if (arg_unit) {
7410616c 1562 switch (unit_name_to_type(arg_unit)) {
9b15b784
LP		 1563
1564 case UNIT_SERVICE:
1565 service = strdup(arg_unit);
1566 if (!service)
1567 return log_oom();
1568
d59ef3e2 1569 r = unit_name_change_suffix(service, suffix, &trigger);
7410616c
LP		 1570 if (r < 0)
1571 return log_error_errno(r, "Failed to change unit suffix: %m");
9b15b784
LP		 1572 break;
1573
1574 case UNIT_TIMER:
d59ef3e2
YW		 1575 trigger = strdup(arg_unit);
1576 if (!trigger)
9b15b784
LP		 1577 return log_oom();
1578
d59ef3e2 1579 r = unit_name_change_suffix(trigger, ".service", &service);
7410616c
LP		 1580 if (r < 0)
1581 return log_error_errno(r, "Failed to change unit suffix: %m");
9b15b784
LP		 1582 break;
1583
1584 default:
df7c4eb6
ZJS		 1585 r = unit_name_mangle_with_suffix(arg_unit, "as unit",
1586 arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
1587 ".service", &service);
7410616c
LP		 1588 if (r < 0)
1589 return log_error_errno(r, "Failed to mangle unit name: %m");
9b15b784 1590
df7c4eb6
ZJS		 1591 r = unit_name_mangle_with_suffix(arg_unit, "as trigger",
1592 arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
1593 suffix, &trigger);
7410616c
LP		 1594 if (r < 0)
1595 return log_error_errno(r, "Failed to mangle unit name: %m");
9b15b784
LP		 1596
1597 break;
1598 }
9c8d1e1a
LP		 1599 } else {
1600 r = make_unit_name(bus, UNIT_SERVICE, &service);
1601 if (r < 0)
1602 return r;
1603
d59ef3e2 1604 r = unit_name_change_suffix(service, suffix, &trigger);
9c8d1e1a
LP		 1605 if (r < 0)
1606 return log_error_errno(r, "Failed to change unit suffix: %m");
1607 }
9b15b784 1608
7ad61613 1609 r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "StartTransientUnit");
9b15b784
LP		 1610 if (r < 0)
1611 return bus_log_create_error(r);
1612
8c7db2fb
EV		 1613 r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
1614 if (r < 0)
1615 return bus_log_create_error(r);
1616
9b15b784 1617 /* Name and Mode */
d59ef3e2 1618 r = sd_bus_message_append(m, "ss", trigger, "fail");
9b15b784
LP		 1619 if (r < 0)
1620 return bus_log_create_error(r);
1621
1622 /* Properties */
1623 r = sd_bus_message_open_container(m, 'a', "(sv)");
1624 if (r < 0)
1625 return bus_log_create_error(r);
1626
d59ef3e2
YW		 1627 if (streq(suffix, ".path"))
1628 r = transient_unit_set_properties(m, UNIT_PATH, arg_path_property);
1629 else if (streq(suffix, ".socket"))
1630 r = transient_unit_set_properties(m, UNIT_SOCKET, arg_socket_property);
1631 else if (streq(suffix, ".timer"))
1632 r = transient_timer_set_properties(m);
1633 else
04499a70 1634 assert_not_reached();
9b15b784 1635 if (r < 0)
f53bddf3 1636 return r;
9b15b784
LP		 1637
1638 r = sd_bus_message_close_container(m);
1639 if (r < 0)
1640 return bus_log_create_error(r);
1641
1642 r = sd_bus_message_open_container(m, 'a', "(sa(sv))");
1643 if (r < 0)
1644 return bus_log_create_error(r);
1645
badd28e1 1646 if (!strv_isempty(arg_cmdline)) {
9b15b784
LP		 1647 r = sd_bus_message_open_container(m, 'r', "sa(sv)");
1648 if (r < 0)
1649 return bus_log_create_error(r);
1650
1651 r = sd_bus_message_append(m, "s", service);
1652 if (r < 0)
1653 return bus_log_create_error(r);
1654
1655 r = sd_bus_message_open_container(m, 'a', "(sv)");
1656 if (r < 0)
1657 return bus_log_create_error(r);
1658
badd28e1 1659 r = transient_service_set_properties(m, NULL);
9b15b784 1660 if (r < 0)
f53bddf3 1661 return r;
9b15b784
LP		 1662
1663 r = sd_bus_message_close_container(m);
1664 if (r < 0)
1665 return bus_log_create_error(r);
1666
1667 r = sd_bus_message_close_container(m);
1668 if (r < 0)
1669 return bus_log_create_error(r);
1670 }
1671
1672 r = sd_bus_message_close_container(m);
1673 if (r < 0)
1674 return bus_log_create_error(r);
1675
8a4b13c5 1676 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
8c7db2fb 1677
de158ed2 1678 r = sd_bus_call(bus, m, 0, &error, &reply);
4ae25393 1679 if (r < 0)
2a03b9ed 1680 return log_error_errno(r, "Failed to start transient %s unit: %s", suffix + 1, bus_error_message(&error, r));
9b15b784 1681
de158ed2
LP		 1682 r = sd_bus_message_read(reply, "o", &object);
1683 if (r < 0)
1684 return bus_log_parse_error(r);
1685
466f2351 1686 r = bus_wait_for_jobs_one(w, object, arg_quiet, arg_user ? STRV_MAKE_CONST("--user") : NULL);
de158ed2
LP		 1687 if (r < 0)
1688 return r;
1689
3dea75de 1690 if (!arg_quiet) {
d59ef3e2 1691 log_info("Running %s as unit: %s", suffix + 1, trigger);
badd28e1 1692 if (!strv_isempty(arg_cmdline))
3dea75de
NO		 1693 log_info("Will run service as unit: %s", service);
1694 }
9b15b784
LP		 1695
1696 return 0;
c2756a68
LP		 1697}
1698
69e08309 1699static bool shall_make_executable_absolute(void) {
69e08309
LB		 1700 if (strv_isempty(arg_cmdline))
1701 return false;
1702 if (arg_transport != BUS_TRANSPORT_LOCAL)
1703 return false;
1704
1705 FOREACH_STRING(f, "RootDirectory=", "RootImage=", "ExecSearchPath=", "MountImages=", "ExtensionImages=")
1706 if (strv_find_startswith(arg_property, f))
1707 return false;
1708
1709 return true;
1710}
1711
ef08ad7a 1712static int run(int argc, char* argv[]) {
4afd3348 1713 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
badd28e1 1714 _cleanup_free_ char *description = NULL;
2a453c2e 1715 int r, retval = EXIT_SUCCESS;
c2756a68 1716
1a043959 1717 log_show_color(true);
c2756a68
LP		 1718 log_parse_environment();
1719 log_open();
1720
6c12b52e
LP		 1721 r = parse_argv(argc, argv);
1722 if (r <= 0)
0565120f 1723 return r;
c2756a68 1724
69e08309 1725 if (shall_make_executable_absolute()) {
8038b99d
ZJS		 1726 /* Patch in an absolute path to fail early for user convenience, but only when we can do it
1727 * (i.e. we will be running from the same file system). This also uses the user's $PATH,
1728 * while we use a fixed search path in the manager. */
85eca92e 1729
8038b99d 1730 _cleanup_free_ char *command = NULL;
f7bc0c32 1731 r = find_executable(arg_cmdline[0], &command);
0565120f
LP		 1732 if (r < 0)
1733 return log_error_errno(r, "Failed to find executable %s: %m", arg_cmdline[0]);
85eca92e 1734
badd28e1 1735 free_and_replace(arg_cmdline[0], command);
c9d954b2 1736 }
c9d954b2 1737
9f2e86af 1738 if (!arg_description) {
badd28e1 1739 description = strv_join(arg_cmdline, " ");
0565120f
LP		 1740 if (!description)
1741 return log_oom();
9f2e86af 1742
4c213d6c 1743 if (arg_unit && isempty(description)) {
2fc09a9c
DM		 1744 r = free_and_strdup(&description, arg_unit);
1745 if (r < 0)
0565120f 1746 return log_oom();
4c213d6c
WC		 1747 }
1748
9f2e86af
LP		 1749 arg_description = description;
1750 }
1751
2a453c2e
LP		 1752 /* If --wait is used connect via the bus, unconditionally, as ref/unref is not supported via the limited direct
1753 * connection */
cbdc2949 1754 if (arg_wait || arg_stdio != ARG_STDIO_NONE || (arg_user && arg_transport != BUS_TRANSPORT_LOCAL))
2a453c2e
LP		 1755 r = bus_connect_transport(arg_transport, arg_host, arg_user, &bus);
1756 else
1757 r = bus_connect_transport_systemd(arg_transport, arg_host, arg_user, &bus);
0565120f 1758 if (r < 0)
10a7340a 1759 return bus_log_connect_error(r, arg_transport);
c2756a68 1760
6c12b52e 1761 if (arg_scope)
badd28e1 1762 r = start_transient_scope(bus);
d59ef3e2 1763 else if (arg_path_property)
badd28e1 1764 r = start_transient_trigger(bus, ".path");
d59ef3e2 1765 else if (arg_socket_property)
badd28e1 1766 r = start_transient_trigger(bus, ".socket");
787be190 1767 else if (arg_with_timer)
badd28e1 1768 r = start_transient_trigger(bus, ".timer");
6c12b52e 1769 else
badd28e1 1770 r = start_transient_service(bus, &retval);
0565120f
LP		 1771 if (r < 0)
1772 return r;
c2756a68 1773
0565120f 1774 return retval;
c2756a68 1775}
ef08ad7a
LP		 1776
1777DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(run);
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