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Merge pull request #18886 from anitazha/shutdownconsole
[thirdparty/systemd.git] / src / run / run.c
CommitLineData
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"
b5911366 114 " -E --setenv=NAME=VALUE Set environment\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':
c7040b5d
LP		 325 if (strv_extend(&arg_environment, optarg) < 0)
326 return log_oom();
327
328 break;
329
df31a6c0 330 case 'p':
df31a6c0
LP		 331 if (strv_extend(&arg_property, optarg) < 0)
332 return log_oom();
333
334 break;
335
5dca7739
LP		 336 case 't': /* --pty */
337 if (IN_SET(arg_stdio, ARG_STDIO_DIRECT, ARG_STDIO_AUTO)) /* if --pipe is already used, upgrade to auto mode */
338 arg_stdio = ARG_STDIO_AUTO;
339 else
340 arg_stdio = ARG_STDIO_PTY;
341 break;
342
343 case 'P': /* --pipe */
344 if (IN_SET(arg_stdio, ARG_STDIO_PTY, ARG_STDIO_AUTO)) /* If --pty is already used, upgrade to auto mode */
345 arg_stdio = ARG_STDIO_AUTO;
346 else
347 arg_stdio = ARG_STDIO_DIRECT;
9b15b784
LP		 348 break;
349
095dc596
LP		 350 case 'q':
351 arg_quiet = true;
352 break;
353
4c213d6c 354 case ARG_ON_ACTIVE:
f2b9f2c8
YW		 355 r = add_timer_property("OnActiveSec", optarg);
356 if (r < 0)
4c213d6c 357 return r;
4c213d6c 358
787be190 359 arg_with_timer = true;
4c213d6c
WC		 360 break;
361
362 case ARG_ON_BOOT:
f2b9f2c8
YW		 363 r = add_timer_property("OnBootSec", optarg);
364 if (r < 0)
4c213d6c 365 return r;
4c213d6c 366
787be190 367 arg_with_timer = true;
4c213d6c
WC		 368 break;
369
370 case ARG_ON_STARTUP:
f2b9f2c8
YW		 371 r = add_timer_property("OnStartupSec", optarg);
372 if (r < 0)
4c213d6c 373 return r;
4c213d6c 374
787be190 375 arg_with_timer = true;
4c213d6c
WC		 376 break;
377
378 case ARG_ON_UNIT_ACTIVE:
f2b9f2c8
YW		 379 r = add_timer_property("OnUnitActiveSec", optarg);
380 if (r < 0)
4c213d6c 381 return r;
4c213d6c 382
787be190 383 arg_with_timer = true;
4c213d6c
WC		 384 break;
385
386 case ARG_ON_UNIT_INACTIVE:
f2b9f2c8
YW		 387 r = add_timer_property("OnUnitInactiveSec", optarg);
388 if (r < 0)
4c213d6c 389 return r;
4c213d6c 390
787be190 391 arg_with_timer = true;
4c213d6c
WC		 392 break;
393
10434dbd
FS		 394 case ARG_ON_CALENDAR: {
395 _cleanup_(calendar_spec_freep) CalendarSpec *cs = NULL;
10434dbd 396
10434dbd
FS		 397 r = calendar_spec_from_string(optarg, &cs);
398 if (r < 0)
04220fda
LP		 399 return log_error_errno(r, "Failed to parse calendar event specification: %m");
400
7842c5f2 401 /* Let's make sure the given calendar event is not in the past */
04220fda
LP		 402 r = calendar_spec_next_usec(cs, now(CLOCK_REALTIME), NULL);
403 if (r == -ENOENT)
e608bf6f
ZJS		 404 /* The calendar event is in the past — let's warn about this, but install it
405 * anyway as is. The service manager will trigger the service right away.
406 * Moreover, the server side might have a different clock or timezone than we
407 * do, hence it should decide when or whether to run something. */
04220fda
LP		 408 log_warning("Specified calendar expression is in the past, proceeding anyway.");
409 else if (r < 0)
410 return log_error_errno(r, "Failed to calculate next time calendar expression elapses: %m");
10434dbd 411
f2b9f2c8
YW		 412 r = add_timer_property("OnCalendar", optarg);
413 if (r < 0)
efebb613
LP		 414 return r;
415
416 arg_with_timer = true;
417 break;
10434dbd 418 }
efebb613
LP		 419
420 case ARG_ON_TIMEZONE_CHANGE:
421 r = add_timer_property("OnTimezoneChange", "yes");
422 if (r < 0)
423 return r;
424
425 arg_with_timer = true;
426 break;
427
428 case ARG_ON_CLOCK_CHANGE:
429 r = add_timer_property("OnClockChange", "yes");
430 if (r < 0)
4c213d6c 431 return r;
024a8ec1 432
787be190 433 arg_with_timer = true;
4c213d6c
WC		 434 break;
435
436 case ARG_TIMER_PROPERTY:
437
438 if (strv_extend(&arg_timer_property, optarg) < 0)
439 return log_oom();
440
787be190 441 arg_with_timer = arg_with_timer ||
49fe5c09
LP		 442 STARTSWITH_SET(optarg,
443 "OnActiveSec=",
444 "OnBootSec=",
445 "OnStartupSec=",
446 "OnUnitActiveSec=",
447 "OnUnitInactiveSec=",
448 "OnCalendar=");
4c213d6c
WC		 449 break;
450
d59ef3e2
YW		 451 case ARG_PATH_PROPERTY:
452
453 if (strv_extend(&arg_path_property, optarg) < 0)
454 return log_oom();
455
456 break;
457
458 case ARG_SOCKET_PROPERTY:
459
460 if (strv_extend(&arg_socket_property, optarg) < 0)
461 return log_oom();
462
463 break;
464
3d161f99
LP		 465 case ARG_NO_BLOCK:
466 arg_no_block = true;
467 break;
468
2a453c2e
LP		 469 case ARG_WAIT:
470 arg_wait = true;
471 break;
472
2d21165a 473 case ARG_WORKING_DIRECTORY:
614b022c 474 r = parse_path_argument(optarg, true, &arg_working_directory);
2d21165a
LP		 475 if (r < 0)
476 return r;
477
478 break;
479
480 case 'd': {
481 _cleanup_free_ char *p = NULL;
482
483 r = safe_getcwd(&p);
484 if (r < 0)
485 return log_error_errno(r, "Failed to get current working directory: %m");
486
487 if (empty_or_root(p))
488 arg_working_directory = mfree(arg_working_directory);
489 else
490 free_and_replace(arg_working_directory, p);
491 break;
492 }
493
fe9d0be9
LP		 494 case 'G':
495 arg_aggressive_gc = true;
496 break;
497
badd28e1
LP		 498 case 'S':
499 arg_shell = true;
500 break;
501
6c12b52e
LP		 502 case '?':
503 return -EINVAL;
504
505 default:
eb9da376 506 assert_not_reached("Unhandled option");
6c12b52e 507 }
6c12b52e 508
787be190 509 with_trigger = !!arg_path_property || !!arg_socket_property || arg_with_timer;
d59ef3e2
YW		 510
511 /* currently, only single trigger (path, socket, timer) unit can be created simultaneously */
787be190 512 if ((int) !!arg_path_property + (int) !!arg_socket_property + (int) arg_with_timer > 1)
baaa35ad
ZJS		 513 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
514 "Only single trigger (path, socket, timer) unit can be created.");
5dca7739 515
badd28e1
LP		 516 if (arg_shell) {
517 /* If --shell is imply --pty --pipe --same-dir --service-type=exec --wait --collect, unless otherwise
518 * specified. */
519
520 if (!arg_scope) {
521 if (arg_stdio == ARG_STDIO_NONE)
522 arg_stdio = ARG_STDIO_AUTO;
523
524 if (!arg_working_directory) {
525 r = safe_getcwd(&arg_working_directory);
526 if (r < 0)
527 return log_error_errno(r, "Failed to get current working directory: %m");
528 }
529
530 if (!arg_service_type) {
531 arg_service_type = strdup("exec");
532 if (!arg_service_type)
533 return log_oom();
534 }
535
536 arg_wait = true;
537 }
538
539 arg_aggressive_gc = true;
540 }
541
d46b79bb 542 if (arg_stdio == ARG_STDIO_AUTO)
5dca7739
LP		 543 /* If we both --pty and --pipe are specified we'll automatically pick --pty if we are connected fully
544 * to a TTY and pick direct fd passing otherwise. This way, we automatically adapt to usage in a shell
545 * pipeline, but we are neatly interactive with tty-level isolation otherwise. */
546 arg_stdio = isatty(STDIN_FILENO) && isatty(STDOUT_FILENO) && isatty(STDERR_FILENO) ?
547 ARG_STDIO_PTY :
548 ARG_STDIO_DIRECT;
5dca7739 549
badd28e1
LP		 550 if (argc > optind) {
551 char **l;
552
553 if (arg_shell)
554 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "If --shell is used, no command line is expected.");
555
556 l = strv_copy(argv + optind);
557 if (!l)
558 return log_oom();
559
560 strv_free_and_replace(arg_cmdline, l);
561
562 } else if (arg_shell) {
563 _cleanup_free_ char *s = NULL;
564 char **l;
565
566 r = get_shell(&s);
567 if (r < 0)
568 return log_error_errno(r, "Failed to determine shell: %m");
569
570 l = strv_new(s);
571 if (!l)
572 return log_oom();
573
574 strv_free_and_replace(arg_cmdline, l);
575
576 } else if (!arg_unit || !with_trigger)
577 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Command line to execute required.");
6c12b52e 578
baaa35ad
ZJS		 579 if (arg_user && arg_transport != BUS_TRANSPORT_LOCAL)
580 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
581 "Execution in user context is not supported on non-local systems.");
d21ed1ea 582
baaa35ad
ZJS		 583 if (arg_scope && arg_transport != BUS_TRANSPORT_LOCAL)
584 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
585 "Scope execution is not supported on non-local systems.");
d21ed1ea 586
baaa35ad
ZJS		 587 if (arg_scope && (arg_remain_after_exit || arg_service_type))
588 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
589 "--remain-after-exit and --service-type= are not supported in --scope mode.");
c7040b5d 590
baaa35ad
ZJS		 591 if (arg_stdio != ARG_STDIO_NONE && (with_trigger || arg_scope))
592 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
593 "--pty/--pipe is not compatible in timer or --scope mode.");
9b15b784 594
baaa35ad
ZJS		 595 if (arg_stdio != ARG_STDIO_NONE && arg_transport == BUS_TRANSPORT_REMOTE)
596 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
597 "--pty/--pipe is only supported when connecting to the local system or containers.");
024a8ec1 598
baaa35ad
ZJS		 599 if (arg_stdio != ARG_STDIO_NONE && arg_no_block)
600 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
601 "--pty/--pipe is not compatible with --no-block.");
578c03bc 602
baaa35ad
ZJS		 603 if (arg_scope && with_trigger)
604 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
605 "Path, socket or timer options are not supported in --scope mode.");
4c213d6c 606
787be190 607 if (arg_timer_property && !arg_with_timer)
baaa35ad
ZJS		 608 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
609 "--timer-property= has no effect without any other timer options.");
4c213d6c 610
2a453c2e 611 if (arg_wait) {
baaa35ad
ZJS		 612 if (arg_no_block)
613 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
614 "--wait may not be combined with --no-block.");
2a453c2e 615
baaa35ad
ZJS		 616 if (with_trigger)
617 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
618 "--wait may not be combined with path, socket or timer operations.");
2a453c2e 619
baaa35ad
ZJS		 620 if (arg_scope)
621 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
622 "--wait may not be combined with --scope.");
2a453c2e
LP		 623 }
624
6c12b52e
LP		 625 return 1;
626}
627
89ada3ba 628static int transient_unit_set_properties(sd_bus_message *m, UnitType t, char **properties) {
c2756a68
LP		 629 int r;
630
9b15b784
LP		 631 r = sd_bus_message_append(m, "(sv)", "Description", "s", arg_description);
632 if (r < 0)
f53bddf3 633 return bus_log_create_error(r);
9b15b784 634
fe9d0be9
LP		 635 if (arg_aggressive_gc) {
636 r = sd_bus_message_append(m, "(sv)", "CollectMode", "s", "inactive-or-failed");
637 if (r < 0)
f53bddf3 638 return bus_log_create_error(r);
fe9d0be9
LP		 639 }
640
89ada3ba 641 r = bus_append_unit_property_assignment_many(m, t, properties);
8673cf13
LP		 642 if (r < 0)
643 return r;
df31a6c0 644
9b15b784
LP		 645 return 0;
646}
647
648static int transient_cgroup_set_properties(sd_bus_message *m) {
2c7039b3
MAL		 649 _cleanup_free_ char *name = NULL;
650 _cleanup_free_ char *slice = NULL;
9b15b784
LP		 651 int r;
652 assert(m);
c2756a68 653
2c7039b3
MAL		 654 if (arg_slice_inherit) {
655 char *end;
c221420b 656
2c7039b3
MAL		 657 if (arg_user)
658 r = cg_pid_get_user_slice(0, &name);
659 else
660 r = cg_pid_get_slice(0, &name);
7410616c 661 if (r < 0)
2c7039b3 662 return log_error_errno(r, "Failed to get PID slice: %m");
c221420b 663
2c7039b3
MAL		 664 end = endswith(name, ".slice");
665 if (!end)
666 return -ENXIO;
667 *end = 0;
c221420b
LP		 668 }
669
2c7039b3
MAL		 670 if (!isempty(arg_slice)) {
671 if (name) {
672 char *j = strjoin(name, "-", arg_slice);
673 free_and_replace(name, j);
674 } else
675 name = strdup(arg_slice);
676 if (!name)
677 return log_oom();
678 }
679
680 if (!name)
681 return 0;
682
683 r = unit_name_mangle_with_suffix(name, "as slice",
684 arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
685 ".slice", &slice);
686 if (r < 0)
687 return log_error_errno(r, "Failed to mangle name '%s': %m", arg_slice);
688
689 r = sd_bus_message_append(m, "(sv)", "Slice", "s", slice);
690 if (r < 0)
691 return bus_log_create_error(r);
692
9b15b784
LP		 693 return 0;
694}
695
696static int transient_kill_set_properties(sd_bus_message *m) {
f53bddf3
LP		 697 int r;
698
9b15b784
LP		 699 assert(m);
700
f53bddf3
LP		 701 if (arg_send_sighup) {
702 r = sd_bus_message_append(m, "(sv)", "SendSIGHUP", "b", arg_send_sighup);
703 if (r < 0)
704 return bus_log_create_error(r);
705 }
706
707 return 0;
6c12b52e
LP		 708}
709
badd28e1 710static int transient_service_set_properties(sd_bus_message *m, const char *pty_path) {
5dca7739 711 bool send_term = false;
6c12b52e
LP		 712 int r;
713
8159d91a
LP		 714 assert(m);
715
89ada3ba 716 r = transient_unit_set_properties(m, UNIT_SERVICE, arg_property);
9b15b784
LP		 717 if (r < 0)
718 return r;
719
720 r = transient_kill_set_properties(m);
721 if (r < 0)
722 return r;
723
724 r = transient_cgroup_set_properties(m);
86b8d289
LP		 725 if (r < 0)
726 return r;
727
5dca7739 728 if (arg_wait || arg_stdio != ARG_STDIO_NONE) {
2a453c2e
LP		 729 r = sd_bus_message_append(m, "(sv)", "AddRef", "b", 1);
730 if (r < 0)
f53bddf3 731 return bus_log_create_error(r);
2a453c2e
LP		 732 }
733
df31a6c0
LP		 734 if (arg_remain_after_exit) {
735 r = sd_bus_message_append(m, "(sv)", "RemainAfterExit", "b", arg_remain_after_exit);
736 if (r < 0)
f53bddf3 737 return bus_log_create_error(r);
df31a6c0 738 }
6577c7ce 739
c7040b5d
LP		 740 if (arg_service_type) {
741 r = sd_bus_message_append(m, "(sv)", "Type", "s", arg_service_type);
742 if (r < 0)
f53bddf3 743 return bus_log_create_error(r);
c7040b5d
LP		 744 }
745
746 if (arg_exec_user) {
747 r = sd_bus_message_append(m, "(sv)", "User", "s", arg_exec_user);
748 if (r < 0)
f53bddf3 749 return bus_log_create_error(r);
c7040b5d
LP		 750 }
751
752 if (arg_exec_group) {
753 r = sd_bus_message_append(m, "(sv)", "Group", "s", arg_exec_group);
754 if (r < 0)
f53bddf3 755 return bus_log_create_error(r);
c7040b5d
LP		 756 }
757
758 if (arg_nice_set) {
759 r = sd_bus_message_append(m, "(sv)", "Nice", "i", arg_nice);
760 if (r < 0)
f53bddf3 761 return bus_log_create_error(r);
c7040b5d
LP		 762 }
763
2d21165a
LP		 764 if (arg_working_directory) {
765 r = sd_bus_message_append(m, "(sv)", "WorkingDirectory", "s", arg_working_directory);
766 if (r < 0)
767 return bus_log_create_error(r);
768 }
769
9b15b784 770 if (pty_path) {
9b15b784
LP		 771 r = sd_bus_message_append(m,
772 "(sv)(sv)(sv)(sv)",
773 "StandardInput", "s", "tty",
774 "StandardOutput", "s", "tty",
775 "StandardError", "s", "tty",
776 "TTYPath", "s", pty_path);
777 if (r < 0)
f53bddf3 778 return bus_log_create_error(r);
9b15b784 779
5dca7739
LP		 780 send_term = true;
781
782 } else if (arg_stdio == ARG_STDIO_DIRECT) {
783 r = sd_bus_message_append(m,
784 "(sv)(sv)(sv)",
785 "StandardInputFileDescriptor", "h", STDIN_FILENO,
786 "StandardOutputFileDescriptor", "h", STDOUT_FILENO,
787 "StandardErrorFileDescriptor", "h", STDERR_FILENO);
788 if (r < 0)
f53bddf3 789 return bus_log_create_error(r);
5dca7739
LP		 790
791 send_term = isatty(STDIN_FILENO) || isatty(STDOUT_FILENO) || isatty(STDERR_FILENO);
792 }
793
794 if (send_term) {
795 const char *e;
796
9b15b784
LP		 797 e = getenv("TERM");
798 if (e) {
799 char *n;
800
63c372cb 801 n = strjoina("TERM=", e);
9b15b784
LP		 802 r = sd_bus_message_append(m,
803 "(sv)",
804 "Environment", "as", 1, n);
805 if (r < 0)
f53bddf3 806 return bus_log_create_error(r);
9b15b784
LP		 807 }
808 }
809
c7040b5d
LP		 810 if (!strv_isempty(arg_environment)) {
811 r = sd_bus_message_open_container(m, 'r', "sv");
812 if (r < 0)
f53bddf3 813 return bus_log_create_error(r);
c7040b5d
LP		 814
815 r = sd_bus_message_append(m, "s", "Environment");
816 if (r < 0)
f53bddf3 817 return bus_log_create_error(r);
c7040b5d
LP		 818
819 r = sd_bus_message_open_container(m, 'v', "as");
820 if (r < 0)
f53bddf3 821 return bus_log_create_error(r);
c7040b5d
LP		 822
823 r = sd_bus_message_append_strv(m, arg_environment);
824 if (r < 0)
f53bddf3 825 return bus_log_create_error(r);
c7040b5d
LP		 826
827 r = sd_bus_message_close_container(m);
828 if (r < 0)
f53bddf3 829 return bus_log_create_error(r);
c7040b5d
LP		 830
831 r = sd_bus_message_close_container(m);
832 if (r < 0)
f53bddf3 833 return bus_log_create_error(r);
4c213d6c
WC		 834 }
835
836 /* Exec container */
badd28e1 837 if (!strv_isempty(arg_cmdline)) {
4c213d6c
WC		 838 r = sd_bus_message_open_container(m, 'r', "sv");
839 if (r < 0)
f53bddf3 840 return bus_log_create_error(r);
4c213d6c
WC		 841
842 r = sd_bus_message_append(m, "s", "ExecStart");
843 if (r < 0)
f53bddf3 844 return bus_log_create_error(r);
4c213d6c
WC		 845
846 r = sd_bus_message_open_container(m, 'v', "a(sasb)");
847 if (r < 0)
f53bddf3 848 return bus_log_create_error(r);
4c213d6c
WC		 849
850 r = sd_bus_message_open_container(m, 'a', "(sasb)");
851 if (r < 0)
f53bddf3 852 return bus_log_create_error(r);
4c213d6c
WC		 853
854 r = sd_bus_message_open_container(m, 'r', "sasb");
855 if (r < 0)
f53bddf3 856 return bus_log_create_error(r);
4c213d6c 857
badd28e1 858 r = sd_bus_message_append(m, "s", arg_cmdline[0]);
4c213d6c 859 if (r < 0)
f53bddf3 860 return bus_log_create_error(r);
4c213d6c 861
badd28e1 862 r = sd_bus_message_append_strv(m, arg_cmdline);
4c213d6c 863 if (r < 0)
f53bddf3 864 return bus_log_create_error(r);
4c213d6c
WC		 865
866 r = sd_bus_message_append(m, "b", false);
867 if (r < 0)
f53bddf3 868 return bus_log_create_error(r);
4c213d6c
WC		 869
870 r = sd_bus_message_close_container(m);
871 if (r < 0)
f53bddf3 872 return bus_log_create_error(r);
4c213d6c
WC		 873
874 r = sd_bus_message_close_container(m);
875 if (r < 0)
f53bddf3 876 return bus_log_create_error(r);
4c213d6c
WC		 877
878 r = sd_bus_message_close_container(m);
879 if (r < 0)
f53bddf3 880 return bus_log_create_error(r);
4c213d6c
WC		 881
882 r = sd_bus_message_close_container(m);
883 if (r < 0)
f53bddf3 884 return bus_log_create_error(r);
4c213d6c
WC		 885 }
886
887 return 0;
888}
889
9b15b784
LP		 890static int transient_scope_set_properties(sd_bus_message *m) {
891 int r;
892
893 assert(m);
894
89ada3ba 895 r = transient_unit_set_properties(m, UNIT_SCOPE, arg_property);
9b15b784
LP		 896 if (r < 0)
897 return r;
898
899 r = transient_kill_set_properties(m);
900 if (r < 0)
901 return r;
902
37e605f9
LP		 903 r = transient_cgroup_set_properties(m);
904 if (r < 0)
905 return r;
906
df0ff127 907 r = sd_bus_message_append(m, "(sv)", "PIDs", "au", 1, (uint32_t) getpid_cached());
9b15b784 908 if (r < 0)
f53bddf3 909 return bus_log_create_error(r);
9b15b784
LP		 910
911 return 0;
912}
913
4c213d6c
WC		 914static int transient_timer_set_properties(sd_bus_message *m) {
915 int r;
916
917 assert(m);
918
89ada3ba 919 r = transient_unit_set_properties(m, UNIT_TIMER, arg_timer_property);
4c213d6c
WC		 920 if (r < 0)
921 return r;
922
6348d701
LP		 923 /* Automatically clean up our transient timers */
924 r = sd_bus_message_append(m, "(sv)", "RemainAfterElapse", "b", false);
925 if (r < 0)
f53bddf3 926 return bus_log_create_error(r);
6348d701 927
4c213d6c
WC		 928 return 0;
929}
930
9c8d1e1a
LP		 931static int make_unit_name(sd_bus *bus, UnitType t, char **ret) {
932 const char *unique, *id;
933 char *p;
934 int r;
935
936 assert(bus);
937 assert(t >= 0);
938 assert(t < _UNIT_TYPE_MAX);
939
940 r = sd_bus_get_unique_name(bus, &unique);
941 if (r < 0) {
942 sd_id128_t rnd;
943
944 /* We couldn't get the unique name, which is a pretty
945 * common case if we are connected to systemd
946 * directly. In that case, just pick a random uuid as
947 * name */
948
949 r = sd_id128_randomize(&rnd);
950 if (r < 0)
951 return log_error_errno(r, "Failed to generate random run unit name: %m");
952
953 if (asprintf(ret, "run-r" SD_ID128_FORMAT_STR ".%s", SD_ID128_FORMAT_VAL(rnd), unit_type_to_string(t)) < 0)
954 return log_oom();
955
956 return 0;
957 }
958
e6283cbf 959 /* We managed to get the unique name, then let's use that to name our transient units. */
9c8d1e1a 960
e6283cbf
LP		 961 id = startswith(unique, ":1."); /* let' strip the usual prefix */
962 if (!id)
963 id = startswith(unique, ":"); /* the spec only requires things to start with a colon, hence
964 * let's add a generic fallback for that. */
baaa35ad
ZJS		 965 if (!id)
966 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
967 "Unique name %s has unexpected format.",
968 unique);
9c8d1e1a 969
605405c6 970 p = strjoin("run-u", id, ".", unit_type_to_string(t));
9c8d1e1a
LP		 971 if (!p)
972 return log_oom();
973
974 *ret = p;
975 return 0;
976}
977
2a453c2e
LP		 978typedef struct RunContext {
979 sd_bus *bus;
980 sd_event *event;
981 PTYForward *forward;
982 sd_bus_slot *match;
983
2b5f7089 984 /* Current state of the unit */
2a453c2e 985 char *active_state;
2b5f7089
LP		 986 bool has_job;
987
988 /* The exit data of the unit */
2a453c2e
LP		 989 uint64_t inactive_exit_usec;
990 uint64_t inactive_enter_usec;
991 char *result;
992 uint64_t cpu_usage_nsec;
655aab20
LP		 993 uint64_t ip_ingress_bytes;
994 uint64_t ip_egress_bytes;
826f7cb1
LP		 995 uint64_t io_read_bytes;
996 uint64_t io_write_bytes;
2a453c2e
LP		 997 uint32_t exit_code;
998 uint32_t exit_status;
999} RunContext;
1000
1001static void run_context_free(RunContext *c) {
1002 assert(c);
1003
1004 c->forward = pty_forward_free(c->forward);
1005 c->match = sd_bus_slot_unref(c->match);
1006 c->bus = sd_bus_unref(c->bus);
1007 c->event = sd_event_unref(c->event);
1008
1009 free(c->active_state);
1010 free(c->result);
1011}
1012
1013static void run_context_check_done(RunContext *c) {
95f1d6bf 1014 bool done;
2a453c2e
LP		 1015
1016 assert(c);
1017
1018 if (c->match)
2b5f7089 1019 done = STRPTR_IN_SET(c->active_state, "inactive", "failed") && !c->has_job;
95f1d6bf
LP		 1020 else
1021 done = true;
2a453c2e 1022
95f1d6bf
LP		 1023 if (c->forward && done) /* If the service is gone, it's time to drain the output */
1024 done = pty_forward_drain(c->forward);
2a453c2e
LP		 1025
1026 if (done)
1027 sd_event_exit(c->event, EXIT_SUCCESS);
1028}
1029
2b5f7089
LP		 1030static int map_job(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
1031 bool *b = userdata;
1032 const char *job;
1033 uint32_t id;
1034 int r;
1035
1036 r = sd_bus_message_read(m, "(uo)", &id, &job);
1037 if (r < 0)
1038 return r;
1039
1040 *b = id != 0 || !streq(job, "/");
1041 return 0;
1042}
1043
5b1bad8d 1044static int run_context_update(RunContext *c, const char *path) {
2a453c2e
LP		 1045
1046 static const struct bus_properties_map map[] = {
2b5f7089
LP		 1047 { "ActiveState", "s", NULL, offsetof(RunContext, active_state) },
1048 { "InactiveExitTimestampMonotonic", "t", NULL, offsetof(RunContext, inactive_exit_usec) },
1049 { "InactiveEnterTimestampMonotonic", "t", NULL, offsetof(RunContext, inactive_enter_usec) },
1050 { "Result", "s", NULL, offsetof(RunContext, result) },
1051 { "ExecMainCode", "i", NULL, offsetof(RunContext, exit_code) },
1052 { "ExecMainStatus", "i", NULL, offsetof(RunContext, exit_status) },
1053 { "CPUUsageNSec", "t", NULL, offsetof(RunContext, cpu_usage_nsec) },
1054 { "IPIngressBytes", "t", NULL, offsetof(RunContext, ip_ingress_bytes) },
1055 { "IPEgressBytes", "t", NULL, offsetof(RunContext, ip_egress_bytes) },
1056 { "IOReadBytes", "t", NULL, offsetof(RunContext, io_read_bytes) },
1057 { "IOWriteBytes", "t", NULL, offsetof(RunContext, io_write_bytes) },
1058 { "Job", "(uo)", map_job, offsetof(RunContext, has_job) },
2a453c2e
LP		 1059 {}
1060 };
1061
f9e0eefc 1062 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
2a453c2e
LP		 1063 int r;
1064
1065 r = bus_map_all_properties(c->bus,
1066 "org.freedesktop.systemd1",
5b1bad8d 1067 path,
2a453c2e 1068 map,
a7e4861c 1069 BUS_MAP_STRDUP,
f9e0eefc 1070 &error,
f37f8a61 1071 NULL,
2a453c2e
LP		 1072 c);
1073 if (r < 0) {
1074 sd_event_exit(c->event, EXIT_FAILURE);
f9e0eefc 1075 return log_error_errno(r, "Failed to query unit state: %s", bus_error_message(&error, r));
2a453c2e
LP		 1076 }
1077
1078 run_context_check_done(c);
1079 return 0;
1080}
1081
5b1bad8d
LP		 1082static int on_properties_changed(sd_bus_message *m, void *userdata, sd_bus_error *error) {
1083 RunContext *c = userdata;
1084
1085 assert(m);
1086 assert(c);
1087
1088 return run_context_update(c, sd_bus_message_get_path(m));
1089}
1090
2a453c2e
LP		 1091static int pty_forward_handler(PTYForward *f, int rcode, void *userdata) {
1092 RunContext *c = userdata;
1093
1094 assert(f);
1095
1096 if (rcode < 0) {
1097 sd_event_exit(c->event, EXIT_FAILURE);
1098 return log_error_errno(rcode, "Error on PTY forwarding logic: %m");
1099 }
1100
1101 run_context_check_done(c);
1102 return 0;
1103}
1104
4c213d6c
WC		 1105static int start_transient_service(
1106 sd_bus *bus,
2a453c2e 1107 int *retval) {
4c213d6c 1108
4afd3348
LP		 1109 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
1110 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
3d161f99 1111 _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
ee451d76 1112 _cleanup_free_ char *service = NULL, *pty_path = NULL;
9b15b784 1113 _cleanup_close_ int master = -1;
4c213d6c
WC		 1114 int r;
1115
1116 assert(bus);
2a453c2e 1117 assert(retval);
4c213d6c 1118
5dca7739 1119 if (arg_stdio == ARG_STDIO_PTY) {
9b15b784 1120
ee451d76 1121 if (arg_transport == BUS_TRANSPORT_LOCAL) {
669fc4e5 1122 master = posix_openpt(O_RDWR|O_NOCTTY|O_CLOEXEC|O_NONBLOCK);
ee451d76
LP		 1123 if (master < 0)
1124 return log_error_errno(errno, "Failed to acquire pseudo tty: %m");
1125
1126 r = ptsname_malloc(master, &pty_path);
1127 if (r < 0)
1128 return log_error_errno(r, "Failed to determine tty name: %m");
1129
395745ba
LP		 1130 if (unlockpt(master) < 0)
1131 return log_error_errno(errno, "Failed to unlock tty: %m");
1132
de33fc62 1133 } else if (arg_transport == BUS_TRANSPORT_MACHINE) {
4afd3348 1134 _cleanup_(sd_bus_unrefp) sd_bus *system_bus = NULL;
20fc5811 1135 _cleanup_(sd_bus_message_unrefp) sd_bus_message *pty_reply = NULL;
ee451d76
LP		 1136 const char *s;
1137
024a8ec1 1138 r = sd_bus_default_system(&system_bus);
ee451d76 1139 if (r < 0)
024a8ec1 1140 return log_error_errno(r, "Failed to connect to system bus: %m");
ee451d76
LP		 1141
1142 r = sd_bus_call_method(system_bus,
1143 "org.freedesktop.machine1",
1144 "/org/freedesktop/machine1",
1145 "org.freedesktop.machine1.Manager",
1146 "OpenMachinePTY",
1147 &error,
20fc5811 1148 &pty_reply,
ee451d76 1149 "s", arg_host);
4ae25393 1150 if (r < 0)
2a03b9ed 1151 return log_error_errno(r, "Failed to get machine PTY: %s", bus_error_message(&error, r));
ee451d76 1152
20fc5811 1153 r = sd_bus_message_read(pty_reply, "hs", &master, &s);
ee451d76
LP		 1154 if (r < 0)
1155 return bus_log_parse_error(r);
1156
1157 master = fcntl(master, F_DUPFD_CLOEXEC, 3);
1158 if (master < 0)
1159 return log_error_errno(errno, "Failed to duplicate master fd: %m");
1160
1161 pty_path = strdup(s);
1162 if (!pty_path)
1163 return log_oom();
1164 } else
1165 assert_not_reached("Can't allocate tty via ssh");
9b15b784
LP		 1166 }
1167
a7c71d21
LP		 1168 /* Optionally, wait for the start job to complete. If we are supposed to read the service's stdin
1169 * lets skip this however, because we should start that already when the start job is running, and
1170 * there's little point in waiting for the start job to complete in that case anyway, as we'll wait
1171 * for EOF anyway, which is going to be much later. */
1172 if (!arg_no_block && arg_stdio == ARG_STDIO_NONE) {
3d161f99
LP		 1173 r = bus_wait_for_jobs_new(bus, &w);
1174 if (r < 0)
1175 return log_error_errno(r, "Could not watch jobs: %m");
1176 }
1177
4c213d6c 1178 if (arg_unit) {
df7c4eb6
ZJS		 1179 r = unit_name_mangle_with_suffix(arg_unit, "as unit",
1180 arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
1181 ".service", &service);
7410616c
LP		 1182 if (r < 0)
1183 return log_error_errno(r, "Failed to mangle unit name: %m");
9c8d1e1a
LP		 1184 } else {
1185 r = make_unit_name(bus, UNIT_SERVICE, &service);
1186 if (r < 0)
1187 return r;
1188 }
4c213d6c 1189
7ad61613 1190 r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "StartTransientUnit");
9f2e86af 1191 if (r < 0)
7040b626 1192 return bus_log_create_error(r);
9f2e86af 1193
8c7db2fb
EV		 1194 r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
1195 if (r < 0)
1196 return bus_log_create_error(r);
1197
9b15b784 1198 /* Name and mode */
4c213d6c 1199 r = sd_bus_message_append(m, "ss", service, "fail");
c2756a68 1200 if (r < 0)
7040b626 1201 return bus_log_create_error(r);
c2756a68 1202
9b15b784 1203 /* Properties */
4c213d6c 1204 r = sd_bus_message_open_container(m, 'a', "(sv)");
c2756a68 1205 if (r < 0)
7040b626 1206 return bus_log_create_error(r);
c2756a68 1207
badd28e1 1208 r = transient_service_set_properties(m, pty_path);
c2756a68 1209 if (r < 0)
f53bddf3 1210 return r;
c2756a68 1211
4c213d6c 1212 r = sd_bus_message_close_container(m);
c2756a68 1213 if (r < 0)
7040b626 1214 return bus_log_create_error(r);
c2756a68 1215
9b15b784 1216 /* Auxiliary units */
4c213d6c 1217 r = sd_bus_message_append(m, "a(sa(sv))", 0);
c2756a68 1218 if (r < 0)
7040b626 1219 return bus_log_create_error(r);
c2756a68 1220
8a4b13c5 1221 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
8c7db2fb 1222
3d161f99 1223 r = sd_bus_call(bus, m, 0, &error, &reply);
024a8ec1
LP		 1224 if (r < 0)
1225 return log_error_errno(r, "Failed to start transient service unit: %s", bus_error_message(&error, r));
c2756a68 1226
3d161f99
LP		 1227 if (w) {
1228 const char *object;
1229
1230 r = sd_bus_message_read(reply, "o", &object);
1231 if (r < 0)
1232 return bus_log_parse_error(r);
1233
1234 r = bus_wait_for_jobs_one(w, object, arg_quiet);
1235 if (r < 0)
1236 return r;
1237 }
1238
2a453c2e
LP		 1239 if (!arg_quiet)
1240 log_info("Running as unit: %s", service);
1241
5dca7739 1242 if (arg_wait || arg_stdio != ARG_STDIO_NONE) {
655aab20
LP		 1243 _cleanup_(run_context_free) RunContext c = {
1244 .cpu_usage_nsec = NSEC_INFINITY,
1245 .ip_ingress_bytes = UINT64_MAX,
1246 .ip_egress_bytes = UINT64_MAX,
826f7cb1
LP		 1247 .io_read_bytes = UINT64_MAX,
1248 .io_write_bytes = UINT64_MAX,
655aab20
LP		 1249 .inactive_exit_usec = USEC_INFINITY,
1250 .inactive_enter_usec = USEC_INFINITY,
1251 };
95f1d6bf 1252 _cleanup_free_ char *path = NULL;
4c213d6c 1253
2a453c2e
LP		 1254 c.bus = sd_bus_ref(bus);
1255
1256 r = sd_event_default(&c.event);
4c213d6c 1257 if (r < 0)
9b15b784 1258 return log_error_errno(r, "Failed to get event loop: %m");
4c213d6c 1259
2a453c2e
LP		 1260 if (master >= 0) {
1261 assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGWINCH, SIGTERM, SIGINT, -1) >= 0);
1262 (void) sd_event_add_signal(c.event, NULL, SIGINT, NULL, NULL);
1263 (void) sd_event_add_signal(c.event, NULL, SIGTERM, NULL, NULL);
1264
1265 if (!arg_quiet)
1266 log_info("Press ^] three times within 1s to disconnect TTY.");
4c213d6c 1267
2a453c2e
LP		 1268 r = pty_forward_new(c.event, master, PTY_FORWARD_IGNORE_INITIAL_VHANGUP, &c.forward);
1269 if (r < 0)
1270 return log_error_errno(r, "Failed to create PTY forwarder: %m");
1271
1272 pty_forward_set_handler(c.forward, pty_forward_handler, &c);
d147457c
LP		 1273
1274 /* Make sure to process any TTY events before we process bus events */
1275 (void) pty_forward_set_priority(c.forward, SD_EVENT_PRIORITY_IMPORTANT);
2a453c2e 1276 }
4c213d6c 1277
95f1d6bf
LP		 1278 path = unit_dbus_path_from_name(service);
1279 if (!path)
1280 return log_oom();
2a453c2e 1281
75152a4d
LP		 1282 r = sd_bus_match_signal_async(
1283 bus,
1284 &c.match,
1285 "org.freedesktop.systemd1",
1286 path,
1287 "org.freedesktop.DBus.Properties",
1288 "PropertiesChanged",
1289 on_properties_changed, NULL, &c);
95f1d6bf 1290 if (r < 0)
75152a4d 1291 return log_error_errno(r, "Failed to request properties changed signal match: %m");
4c213d6c 1292
d147457c 1293 r = sd_bus_attach_event(bus, c.event, SD_EVENT_PRIORITY_NORMAL);
95f1d6bf 1294 if (r < 0)
75152a4d 1295 return log_error_errno(r, "Failed to attach bus to event loop: %m");
5b1bad8d 1296
95f1d6bf
LP		 1297 r = run_context_update(&c, path);
1298 if (r < 0)
1299 return r;
2a453c2e
LP		 1300
1301 r = sd_event_loop(c.event);
4c213d6c 1302 if (r < 0)
9b15b784 1303 return log_error_errno(r, "Failed to run event loop: %m");
4c213d6c 1304
2a453c2e
LP		 1305 if (c.forward) {
1306 char last_char = 0;
4c213d6c 1307
2a453c2e
LP		 1308 r = pty_forward_get_last_char(c.forward, &last_char);
1309 if (r >= 0 && !arg_quiet && last_char != '\n')
1310 fputc('\n', stdout);
1311 }
4c213d6c 1312
95f1d6bf 1313 if (arg_wait && !arg_quiet) {
9182fb52 1314
f1d60962 1315 /* Explicitly destroy the PTY forwarder, so that the PTY device is usable again, with its
9182fb52
LP		 1316 * original settings (i.e. proper line breaks), so that we can show the summary in a pretty
1317 * way. */
1318 c.forward = pty_forward_free(c.forward);
1319
2a453c2e
LP		 1320 if (!isempty(c.result))
1321 log_info("Finished with result: %s", strna(c.result));
9f2e86af 1322
2a453c2e 1323 if (c.exit_code == CLD_EXITED)
f1d60962
ZJS		 1324 log_info("Main processes terminated with: code=%s/status=%i",
1325 sigchld_code_to_string(c.exit_code), c.exit_status);
2a453c2e 1326 else if (c.exit_code > 0)
f1d60962
ZJS		 1327 log_info("Main processes terminated with: code=%s/status=%s",
1328 sigchld_code_to_string(c.exit_code), signal_to_string(c.exit_status));
2a453c2e 1329
1f65fd49
ZJS		 1330 if (timestamp_is_set(c.inactive_enter_usec) &&
1331 timestamp_is_set(c.inactive_exit_usec) &&
2a453c2e
LP		 1332 c.inactive_enter_usec > c.inactive_exit_usec) {
1333 char ts[FORMAT_TIMESPAN_MAX];
f1d60962
ZJS		 1334 log_info("Service runtime: %s",
1335 format_timespan(ts, sizeof ts, c.inactive_enter_usec - c.inactive_exit_usec, USEC_PER_MSEC));
2a453c2e
LP		 1336 }
1337
655aab20 1338 if (c.cpu_usage_nsec != NSEC_INFINITY) {
2a453c2e 1339 char ts[FORMAT_TIMESPAN_MAX];
f1d60962 1340 log_info("CPU time consumed: %s",
d7a0f1f4 1341 format_timespan(ts, sizeof ts, DIV_ROUND_UP(c.cpu_usage_nsec, NSEC_PER_USEC), USEC_PER_MSEC));
2a453c2e 1342 }
655aab20
LP		 1343
1344 if (c.ip_ingress_bytes != UINT64_MAX) {
1345 char bytes[FORMAT_BYTES_MAX];
f1d60962 1346 log_info("IP traffic received: %s", format_bytes(bytes, sizeof bytes, c.ip_ingress_bytes));
655aab20
LP		 1347 }
1348 if (c.ip_egress_bytes != UINT64_MAX) {
1349 char bytes[FORMAT_BYTES_MAX];
f1d60962 1350 log_info("IP traffic sent: %s", format_bytes(bytes, sizeof bytes, c.ip_egress_bytes));
655aab20 1351 }
826f7cb1
LP		 1352 if (c.io_read_bytes != UINT64_MAX) {
1353 char bytes[FORMAT_BYTES_MAX];
f1d60962 1354 log_info("IO bytes read: %s", format_bytes(bytes, sizeof bytes, c.io_read_bytes));
826f7cb1
LP		 1355 }
1356 if (c.io_write_bytes != UINT64_MAX) {
1357 char bytes[FORMAT_BYTES_MAX];
f1d60962 1358 log_info("IO bytes written: %s", format_bytes(bytes, sizeof bytes, c.io_write_bytes));
826f7cb1 1359 }
2a453c2e
LP		 1360 }
1361
7f3614e5
ZJS		 1362 /* Try to propagate the service's return value. But if the service defines
1363 * e.g. SuccessExitStatus, honour this, and return 0 to mean "success". */
1364 if (streq_ptr(c.result, "success"))
1365 *retval = 0;
1366 else if (streq_ptr(c.result, "exit-code") && c.exit_status > 0)
2a453c2e 1367 *retval = c.exit_status;
7f3614e5
ZJS		 1368 else if (streq_ptr(c.result, "signal"))
1369 *retval = EXIT_EXCEPTION;
2a453c2e
LP		 1370 else
1371 *retval = EXIT_FAILURE;
1372 }
7040b626
LP		 1373
1374 return 0;
6c12b52e
LP		 1375}
1376
00f8eea8
LP		 1377static int acquire_invocation_id(sd_bus *bus, sd_id128_t *ret) {
1378 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1379 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
1380 const void *p;
1381 size_t l;
1382 int r;
1383
1384 assert(bus);
1385 assert(ret);
6c12b52e 1386
00f8eea8
LP		 1387 r = sd_bus_get_property(bus,
1388 "org.freedesktop.systemd1",
1389 "/org/freedesktop/systemd1/unit/self",
1390 "org.freedesktop.systemd1.Unit",
1391 "InvocationID",
1392 &error,
1393 &reply,
1394 "ay");
1395 if (r < 0)
1396 return log_error_errno(r, "Failed to request invocation ID for scope: %s", bus_error_message(&error, r));
1397
1398 r = sd_bus_message_read_array(reply, 'y', &p, &l);
1399 if (r < 0)
1400 return bus_log_parse_error(r);
1401
1402 if (l != sizeof(sd_id128_t))
1403 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Invalid UUID size, %zu != %zu.", l, sizeof(sd_id128_t));
1404
1405 memcpy(ret, p, l);
1406 return 0;
1407}
1408
1409static int start_transient_scope(sd_bus *bus) {
4afd3348
LP		 1410 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1411 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
de158ed2 1412 _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
9b15b784 1413 _cleanup_strv_free_ char **env = NULL, **user_env = NULL;
4c213d6c 1414 _cleanup_free_ char *scope = NULL;
de158ed2 1415 const char *object = NULL;
00f8eea8 1416 sd_id128_t invocation_id;
6c12b52e
LP		 1417 int r;
1418
8159d91a 1419 assert(bus);
badd28e1 1420 assert(!strv_isempty(arg_cmdline));
8159d91a 1421
de158ed2
LP		 1422 r = bus_wait_for_jobs_new(bus, &w);
1423 if (r < 0)
1424 return log_oom();
1425
7de80bfe 1426 if (arg_unit) {
df7c4eb6
ZJS		 1427 r = unit_name_mangle_with_suffix(arg_unit, "as unit",
1428 arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
1429 ".scope", &scope);
7410616c
LP		 1430 if (r < 0)
1431 return log_error_errno(r, "Failed to mangle scope name: %m");
9c8d1e1a
LP		 1432 } else {
1433 r = make_unit_name(bus, UNIT_SCOPE, &scope);
1434 if (r < 0)
1435 return r;
1436 }
6c12b52e 1437
7ad61613 1438 r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "StartTransientUnit");
c2756a68 1439 if (r < 0)
7040b626 1440 return bus_log_create_error(r);
c2756a68 1441
8c7db2fb
EV		 1442 r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
1443 if (r < 0)
1444 return bus_log_create_error(r);
1445
9b15b784 1446 /* Name and Mode */
4c213d6c
WC		 1447 r = sd_bus_message_append(m, "ss", scope, "fail");
1448 if (r < 0)
1449 return bus_log_create_error(r);
1450
9b15b784 1451 /* Properties */
4c213d6c
WC		 1452 r = sd_bus_message_open_container(m, 'a', "(sv)");
1453 if (r < 0)
1454 return bus_log_create_error(r);
1455
1456 r = transient_scope_set_properties(m);
1457 if (r < 0)
f53bddf3 1458 return r;
4c213d6c
WC		 1459
1460 r = sd_bus_message_close_container(m);
1461 if (r < 0)
1462 return bus_log_create_error(r);
1463
ee451d76 1464 /* Auxiliary units */
4c213d6c 1465 r = sd_bus_message_append(m, "a(sa(sv))", 0);
6c12b52e 1466 if (r < 0)
7040b626 1467 return bus_log_create_error(r);
6c12b52e 1468
8a4b13c5 1469 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
8c7db2fb 1470
de158ed2 1471 r = sd_bus_call(bus, m, 0, &error, &reply);
4ae25393 1472 if (r < 0)
2a03b9ed 1473 return log_error_errno(r, "Failed to start transient scope unit: %s", bus_error_message(&error, r));
c2756a68 1474
00f8eea8
LP		 1475 r = sd_bus_message_read(reply, "o", &object);
1476 if (r < 0)
1477 return bus_log_parse_error(r);
1478
1479 r = bus_wait_for_jobs_one(w, object, arg_quiet);
1480 if (r < 0)
1481 return r;
1482
1483 r = acquire_invocation_id(bus, &invocation_id);
1484 if (r < 0)
1485 return r;
1486
1487 r = strv_extendf(&user_env, "INVOCATION_ID=" SD_ID128_FORMAT_STR, SD_ID128_FORMAT_VAL(invocation_id));
1488 if (r < 0)
1489 return log_oom();
1490
4de33e7f 1491 if (arg_nice_set) {
4a62c710
MS		 1492 if (setpriority(PRIO_PROCESS, 0, arg_nice) < 0)
1493 return log_error_errno(errno, "Failed to set nice level: %m");
4de33e7f
LP		 1494 }
1495
1496 if (arg_exec_group) {
1497 gid_t gid;
1498
fafff8f1 1499 r = get_group_creds(&arg_exec_group, &gid, 0);
f647962d
MS		 1500 if (r < 0)
1501 return log_error_errno(r, "Failed to resolve group %s: %m", arg_exec_group);
4de33e7f 1502
4a62c710
MS		 1503 if (setresgid(gid, gid, gid) < 0)
1504 return log_error_errno(errno, "Failed to change GID to " GID_FMT ": %m", gid);
4de33e7f
LP		 1505 }
1506
1507 if (arg_exec_user) {
1508 const char *home, *shell;
1509 uid_t uid;
1510 gid_t gid;
1511
43ad3ad7 1512 r = get_user_creds(&arg_exec_user, &uid, &gid, &home, &shell, USER_CREDS_CLEAN|USER_CREDS_PREFER_NSS);
f647962d
MS		 1513 if (r < 0)
1514 return log_error_errno(r, "Failed to resolve user %s: %m", arg_exec_user);
4de33e7f 1515
be39ccf3
LP		 1516 if (home) {
1517 r = strv_extendf(&user_env, "HOME=%s", home);
1518 if (r < 0)
1519 return log_oom();
1520 }
4de33e7f 1521
be39ccf3
LP		 1522 if (shell) {
1523 r = strv_extendf(&user_env, "SHELL=%s", shell);
1524 if (r < 0)
1525 return log_oom();
1526 }
4de33e7f
LP		 1527
1528 r = strv_extendf(&user_env, "USER=%s", arg_exec_user);
1529 if (r < 0)
1530 return log_oom();
1531
1532 r = strv_extendf(&user_env, "LOGNAME=%s", arg_exec_user);
1533 if (r < 0)
1534 return log_oom();
1535
1536 if (!arg_exec_group) {
4a62c710
MS		 1537 if (setresgid(gid, gid, gid) < 0)
1538 return log_error_errno(errno, "Failed to change GID to " GID_FMT ": %m", gid);
4de33e7f
LP		 1539 }
1540
4a62c710
MS		 1541 if (setresuid(uid, uid, uid) < 0)
1542 return log_error_errno(errno, "Failed to change UID to " UID_FMT ": %m", uid);
4de33e7f
LP		 1543 }
1544
1545 env = strv_env_merge(3, environ, user_env, arg_environment);
1546 if (!env)
1547 return log_oom();
1548
095dc596 1549 if (!arg_quiet)
f3ea87af 1550 log_info("Running scope as unit: %s", scope);
7040b626 1551
badd28e1 1552 execvpe(arg_cmdline[0], arg_cmdline, env);
9b15b784
LP		 1553
1554 return log_error_errno(errno, "Failed to execute: %m");
1555}
1556
d59ef3e2 1557static int start_transient_trigger(
9b15b784 1558 sd_bus *bus,
d59ef3e2 1559 const char *suffix) {
9b15b784 1560
4afd3348
LP		 1561 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1562 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
de158ed2 1563 _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
d59ef3e2 1564 _cleanup_free_ char *trigger = NULL, *service = NULL;
de158ed2 1565 const char *object = NULL;
9b15b784
LP		 1566 int r;
1567
1568 assert(bus);
9b15b784 1569
de158ed2
LP		 1570 r = bus_wait_for_jobs_new(bus, &w);
1571 if (r < 0)
1572 return log_oom();
1573
9b15b784 1574 if (arg_unit) {
7410616c 1575 switch (unit_name_to_type(arg_unit)) {
9b15b784
LP		 1576
1577 case UNIT_SERVICE:
1578 service = strdup(arg_unit);
1579 if (!service)
1580 return log_oom();
1581
d59ef3e2 1582 r = unit_name_change_suffix(service, suffix, &trigger);
7410616c
LP		 1583 if (r < 0)
1584 return log_error_errno(r, "Failed to change unit suffix: %m");
9b15b784
LP		 1585 break;
1586
1587 case UNIT_TIMER:
d59ef3e2
YW		 1588 trigger = strdup(arg_unit);
1589 if (!trigger)
9b15b784
LP		 1590 return log_oom();
1591
d59ef3e2 1592 r = unit_name_change_suffix(trigger, ".service", &service);
7410616c
LP		 1593 if (r < 0)
1594 return log_error_errno(r, "Failed to change unit suffix: %m");
9b15b784
LP		 1595 break;
1596
1597 default:
df7c4eb6
ZJS		 1598 r = unit_name_mangle_with_suffix(arg_unit, "as unit",
1599 arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
1600 ".service", &service);
7410616c
LP		 1601 if (r < 0)
1602 return log_error_errno(r, "Failed to mangle unit name: %m");
9b15b784 1603
df7c4eb6
ZJS		 1604 r = unit_name_mangle_with_suffix(arg_unit, "as trigger",
1605 arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN,
1606 suffix, &trigger);
7410616c
LP		 1607 if (r < 0)
1608 return log_error_errno(r, "Failed to mangle unit name: %m");
9b15b784
LP		 1609
1610 break;
1611 }
9c8d1e1a
LP		 1612 } else {
1613 r = make_unit_name(bus, UNIT_SERVICE, &service);
1614 if (r < 0)
1615 return r;
1616
d59ef3e2 1617 r = unit_name_change_suffix(service, suffix, &trigger);
9c8d1e1a
LP		 1618 if (r < 0)
1619 return log_error_errno(r, "Failed to change unit suffix: %m");
1620 }
9b15b784 1621
7ad61613 1622 r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "StartTransientUnit");
9b15b784
LP		 1623 if (r < 0)
1624 return bus_log_create_error(r);
1625
8c7db2fb
EV		 1626 r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password);
1627 if (r < 0)
1628 return bus_log_create_error(r);
1629
9b15b784 1630 /* Name and Mode */
d59ef3e2 1631 r = sd_bus_message_append(m, "ss", trigger, "fail");
9b15b784
LP		 1632 if (r < 0)
1633 return bus_log_create_error(r);
1634
1635 /* Properties */
1636 r = sd_bus_message_open_container(m, 'a', "(sv)");
1637 if (r < 0)
1638 return bus_log_create_error(r);
1639
d59ef3e2
YW		 1640 if (streq(suffix, ".path"))
1641 r = transient_unit_set_properties(m, UNIT_PATH, arg_path_property);
1642 else if (streq(suffix, ".socket"))
1643 r = transient_unit_set_properties(m, UNIT_SOCKET, arg_socket_property);
1644 else if (streq(suffix, ".timer"))
1645 r = transient_timer_set_properties(m);
1646 else
1647 assert_not_reached("Invalid suffix");
9b15b784 1648 if (r < 0)
f53bddf3 1649 return r;
9b15b784
LP		 1650
1651 r = sd_bus_message_close_container(m);
1652 if (r < 0)
1653 return bus_log_create_error(r);
1654
1655 r = sd_bus_message_open_container(m, 'a', "(sa(sv))");
1656 if (r < 0)
1657 return bus_log_create_error(r);
1658
badd28e1 1659 if (!strv_isempty(arg_cmdline)) {
9b15b784
LP		 1660 r = sd_bus_message_open_container(m, 'r', "sa(sv)");
1661 if (r < 0)
1662 return bus_log_create_error(r);
1663
1664 r = sd_bus_message_append(m, "s", service);
1665 if (r < 0)
1666 return bus_log_create_error(r);
1667
1668 r = sd_bus_message_open_container(m, 'a', "(sv)");
1669 if (r < 0)
1670 return bus_log_create_error(r);
1671
badd28e1 1672 r = transient_service_set_properties(m, NULL);
9b15b784 1673 if (r < 0)
f53bddf3 1674 return r;
9b15b784
LP		 1675
1676 r = sd_bus_message_close_container(m);
1677 if (r < 0)
1678 return bus_log_create_error(r);
1679
1680 r = sd_bus_message_close_container(m);
1681 if (r < 0)
1682 return bus_log_create_error(r);
1683 }
1684
1685 r = sd_bus_message_close_container(m);
1686 if (r < 0)
1687 return bus_log_create_error(r);
1688
8a4b13c5 1689 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
8c7db2fb 1690
de158ed2 1691 r = sd_bus_call(bus, m, 0, &error, &reply);
4ae25393 1692 if (r < 0)
2a03b9ed 1693 return log_error_errno(r, "Failed to start transient %s unit: %s", suffix + 1, bus_error_message(&error, r));
9b15b784 1694
de158ed2
LP		 1695 r = sd_bus_message_read(reply, "o", &object);
1696 if (r < 0)
1697 return bus_log_parse_error(r);
1698
1699 r = bus_wait_for_jobs_one(w, object, arg_quiet);
1700 if (r < 0)
1701 return r;
1702
3dea75de 1703 if (!arg_quiet) {
d59ef3e2 1704 log_info("Running %s as unit: %s", suffix + 1, trigger);
badd28e1 1705 if (!strv_isempty(arg_cmdline))
3dea75de
NO		 1706 log_info("Will run service as unit: %s", service);
1707 }
9b15b784
LP		 1708
1709 return 0;
c2756a68
LP		 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
8038b99d
ZJS		 1725 if (!strv_isempty(arg_cmdline) &&
1726 arg_transport == BUS_TRANSPORT_LOCAL &&
1727 !strv_find_startswith(arg_property, "RootDirectory=") &&
1728 !strv_find_startswith(arg_property, "RootImage=")) {
1729 /* Patch in an absolute path to fail early for user convenience, but only when we can do it
1730 * (i.e. we will be running from the same file system). This also uses the user's $PATH,
1731 * while we use a fixed search path in the manager. */
85eca92e 1732
8038b99d 1733 _cleanup_free_ char *command = NULL;
f7bc0c32 1734 r = find_executable(arg_cmdline[0], &command);
0565120f
LP		 1735 if (r < 0)
1736 return log_error_errno(r, "Failed to find executable %s: %m", arg_cmdline[0]);
85eca92e 1737
badd28e1 1738 free_and_replace(arg_cmdline[0], command);
c9d954b2 1739 }
c9d954b2 1740
9f2e86af 1741 if (!arg_description) {
badd28e1 1742 description = strv_join(arg_cmdline, " ");
0565120f
LP		 1743 if (!description)
1744 return log_oom();
9f2e86af 1745
4c213d6c 1746 if (arg_unit && isempty(description)) {
2fc09a9c
DM		 1747 r = free_and_strdup(&description, arg_unit);
1748 if (r < 0)
0565120f 1749 return log_oom();
4c213d6c
WC		 1750 }
1751
9f2e86af
LP		 1752 arg_description = description;
1753 }
1754
2a453c2e
LP		 1755 /* If --wait is used connect via the bus, unconditionally, as ref/unref is not supported via the limited direct
1756 * connection */
5dca7739 1757 if (arg_wait || arg_stdio != ARG_STDIO_NONE)
2a453c2e
LP		 1758 r = bus_connect_transport(arg_transport, arg_host, arg_user, &bus);
1759 else
1760 r = bus_connect_transport_systemd(arg_transport, arg_host, arg_user, &bus);
0565120f 1761 if (r < 0)
ddbab78f 1762 return bus_log_connect_error(r);
c2756a68 1763
6c12b52e 1764 if (arg_scope)
badd28e1 1765 r = start_transient_scope(bus);
d59ef3e2 1766 else if (arg_path_property)
badd28e1 1767 r = start_transient_trigger(bus, ".path");
d59ef3e2 1768 else if (arg_socket_property)
badd28e1 1769 r = start_transient_trigger(bus, ".socket");
787be190 1770 else if (arg_with_timer)
badd28e1 1771 r = start_transient_trigger(bus, ".timer");
6c12b52e 1772 else
badd28e1 1773 r = start_transient_service(bus, &retval);
0565120f
LP		 1774 if (r < 0)
1775 return r;
c2756a68 1776
0565120f 1777 return retval;
c2756a68 1778}
ef08ad7a
LP		 1779
1780DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(run);
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