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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" |
cf0fbc49 | 24 | #include "parse-util.h" |
4bcc8c3c | 25 | #include "path-util.h" |
294bf0c3 | 26 | #include "pretty-print.h" |
2a453c2e | 27 | #include "process-util.h" |
9b15b784 | 28 | #include "ptyfwd.h" |
24882e06 | 29 | #include "signal-util.h" |
8c7db2fb | 30 | #include "spawn-polkit-agent.h" |
3f6fd1ba | 31 | #include "strv.h" |
66cb2fde | 32 | #include "terminal-util.h" |
89ada3ba | 33 | #include "unit-def.h" |
3f6fd1ba | 34 | #include "unit-name.h" |
b1d4f8e1 | 35 | #include "user-util.h" |
c2756a68 | 36 | |
8c7db2fb | 37 | static bool arg_ask_password = true; |
6c12b52e | 38 | static bool arg_scope = false; |
6577c7ce | 39 | static bool arg_remain_after_exit = false; |
3d161f99 | 40 | static bool arg_no_block = false; |
2a453c2e | 41 | static bool arg_wait = false; |
6c12b52e | 42 | static const char *arg_unit = NULL; |
9f2e86af | 43 | static const char *arg_description = NULL; |
c221420b | 44 | static const char *arg_slice = NULL; |
2c7039b3 | 45 | static bool arg_slice_inherit = false; |
a6c0353b | 46 | static bool arg_send_sighup = false; |
d21ed1ea | 47 | static BusTransport arg_transport = BUS_TRANSPORT_LOCAL; |
1ac67edb | 48 | static const char *arg_host = NULL; |
d21ed1ea | 49 | static bool arg_user = false; |
c7040b5d LP |
50 | static const char *arg_service_type = NULL; |
51 | static const char *arg_exec_user = NULL; | |
52 | static const char *arg_exec_group = NULL; | |
53 | static int arg_nice = 0; | |
54 | static bool arg_nice_set = false; | |
55 | static char **arg_environment = NULL; | |
df31a6c0 | 56 | static char **arg_property = NULL; |
5dca7739 LP |
57 | static enum { |
58 | ARG_STDIO_NONE, /* The default, as it is for normal services, stdin connected to /dev/null, and stdout+stderr to the journal */ | |
59 | ARG_STDIO_PTY, /* Interactive behaviour, requested by --pty: we allocate a pty and connect it to the TTY we are invoked from */ | |
60 | ARG_STDIO_DIRECT, /* Directly pass our stdin/stdout/stderr to the activated service, useful for usage in shell pipelines, requested by --pipe */ | |
61 | ARG_STDIO_AUTO, /* If --pipe and --pty are used together we use --pty when invoked on a TTY, and --pipe otherwise */ | |
62 | } arg_stdio = ARG_STDIO_NONE; | |
d59ef3e2 YW |
63 | static char **arg_path_property = NULL; |
64 | static char **arg_socket_property = NULL; | |
4c213d6c | 65 | static char **arg_timer_property = NULL; |
787be190 | 66 | static bool arg_with_timer = false; |
095dc596 | 67 | static bool arg_quiet = false; |
fe9d0be9 | 68 | static bool arg_aggressive_gc = false; |
2d21165a | 69 | static char *arg_working_directory = NULL; |
badd28e1 LP |
70 | static bool arg_shell = false; |
71 | static char **arg_cmdline = NULL; | |
c2756a68 | 72 | |
0565120f LP |
73 | STATIC_DESTRUCTOR_REGISTER(arg_environment, strv_freep); |
74 | STATIC_DESTRUCTOR_REGISTER(arg_property, strv_freep); | |
75 | STATIC_DESTRUCTOR_REGISTER(arg_path_property, strv_freep); | |
76 | STATIC_DESTRUCTOR_REGISTER(arg_socket_property, strv_freep); | |
77 | STATIC_DESTRUCTOR_REGISTER(arg_timer_property, strv_freep); | |
78 | STATIC_DESTRUCTOR_REGISTER(arg_working_directory, freep); | |
79 | STATIC_DESTRUCTOR_REGISTER(arg_cmdline, strv_freep); | |
80 | ||
37ec0fdd LP |
81 | static int help(void) { |
82 | _cleanup_free_ char *link = NULL; | |
83 | int r; | |
84 | ||
85 | r = terminal_urlify_man("systemd-run", "1", &link); | |
86 | if (r < 0) | |
87 | return log_oom(); | |
88 | ||
353b2baa LP |
89 | printf("%s [OPTIONS...] COMMAND [ARGUMENTS...]\n" |
90 | "\n%sRun the specified command in a transient scope or service.%s\n\n" | |
4c213d6c WC |
91 | " -h --help Show this help\n" |
92 | " --version Show package version\n" | |
8c7db2fb | 93 | " --no-ask-password Do not prompt for password\n" |
4c213d6c WC |
94 | " --user Run as user unit\n" |
95 | " -H --host=[USER@]HOST Operate on remote host\n" | |
96 | " -M --machine=CONTAINER Operate on local container\n" | |
97 | " --scope Run this as scope rather than service\n" | |
7976b9f0 | 98 | " -u --unit=UNIT Run under the specified unit name\n" |
ad2c1701 | 99 | " -p --property=NAME=VALUE Set service or scope unit property\n" |
4c213d6c WC |
100 | " --description=TEXT Description for unit\n" |
101 | " --slice=SLICE Run in the specified slice\n" | |
2c7039b3 | 102 | " --slice-inherit Inherit the slice\n" |
3d161f99 | 103 | " --no-block Do not wait until operation finished\n" |
4c213d6c | 104 | " -r --remain-after-exit Leave service around until explicitly stopped\n" |
2a453c2e | 105 | " --wait Wait until service stopped again\n" |
4c213d6c WC |
106 | " --send-sighup Send SIGHUP when terminating\n" |
107 | " --service-type=TYPE Service type\n" | |
108 | " --uid=USER Run as system user\n" | |
109 | " --gid=GROUP Run as system group\n" | |
110 | " --nice=NICE Nice level\n" | |
2d21165a LP |
111 | " --working-directory=PATH Set working directory\n" |
112 | " -d --same-dir Inherit working directory from caller\n" | |
b5911366 | 113 | " -E --setenv=NAME=VALUE Set environment\n" |
5dca7739 LP |
114 | " -t --pty Run service on pseudo TTY as STDIN/STDOUT/\n" |
115 | " STDERR\n" | |
116 | " -P --pipe Pass STDIN/STDOUT/STDERR directly to service\n" | |
fe9d0be9 | 117 | " -q --quiet Suppress information messages during runtime\n" |
badd28e1 LP |
118 | " -G --collect Unload unit after it ran, even when failed\n" |
119 | " -S --shell Invoke a $SHELL interactively\n\n" | |
d59ef3e2 YW |
120 | "Path options:\n" |
121 | " --path-property=NAME=VALUE Set path unit property\n\n" | |
122 | "Socket options:\n" | |
123 | " --socket-property=NAME=VALUE Set socket unit property\n\n" | |
ad2c1701 | 124 | "Timer options:\n" |
b57b0625 ZJS |
125 | " --on-active=SECONDS Run after SECONDS delay\n" |
126 | " --on-boot=SECONDS Run SECONDS after machine was booted up\n" | |
127 | " --on-startup=SECONDS Run SECONDS after systemd activation\n" | |
128 | " --on-unit-active=SECONDS Run SECONDS after the last activation\n" | |
129 | " --on-unit-inactive=SECONDS Run SECONDS after the last deactivation\n" | |
4c213d6c | 130 | " --on-calendar=SPEC Realtime timer\n" |
efebb613 LP |
131 | " --on-timezone-change Run when the timezone changes\n" |
132 | " --on-clock-change Run when the realtime clock jumps\n" | |
ad2c1701 | 133 | " --timer-property=NAME=VALUE Set timer unit property\n" |
37ec0fdd LP |
134 | "\nSee the %s for details.\n" |
135 | , program_invocation_short_name | |
353b2baa | 136 | , ansi_highlight(), ansi_normal() |
37ec0fdd LP |
137 | , link |
138 | ); | |
139 | ||
140 | return 0; | |
6c12b52e LP |
141 | } |
142 | ||
f2b9f2c8 | 143 | static int add_timer_property(const char *name, const char *val) { |
18939728 | 144 | char *p; |
f2b9f2c8 YW |
145 | |
146 | assert(name); | |
147 | assert(val); | |
148 | ||
149 | p = strjoin(name, "=", val); | |
150 | if (!p) | |
151 | return log_oom(); | |
152 | ||
153 | if (strv_consume(&arg_timer_property, p) < 0) | |
154 | return log_oom(); | |
155 | ||
f2b9f2c8 | 156 | return 0; |
4c213d6c WC |
157 | } |
158 | ||
6c12b52e LP |
159 | static int parse_argv(int argc, char *argv[]) { |
160 | ||
161 | enum { | |
162 | ARG_VERSION = 0x100, | |
163 | ARG_USER, | |
66b1e746 | 164 | ARG_SYSTEM, |
6c12b52e | 165 | ARG_SCOPE, |
c221420b | 166 | ARG_DESCRIPTION, |
a6c0353b | 167 | ARG_SLICE, |
2c7039b3 | 168 | ARG_SLICE_INHERIT, |
a6c0353b | 169 | ARG_SEND_SIGHUP, |
5cfde70c | 170 | ARG_SERVICE_TYPE, |
c7040b5d LP |
171 | ARG_EXEC_USER, |
172 | ARG_EXEC_GROUP, | |
c7040b5d | 173 | ARG_NICE, |
4c213d6c WC |
174 | ARG_ON_ACTIVE, |
175 | ARG_ON_BOOT, | |
176 | ARG_ON_STARTUP, | |
177 | ARG_ON_UNIT_ACTIVE, | |
178 | ARG_ON_UNIT_INACTIVE, | |
179 | ARG_ON_CALENDAR, | |
efebb613 LP |
180 | ARG_ON_TIMEZONE_CHANGE, |
181 | ARG_ON_CLOCK_CHANGE, | |
3d161f99 | 182 | ARG_TIMER_PROPERTY, |
d59ef3e2 YW |
183 | ARG_PATH_PROPERTY, |
184 | ARG_SOCKET_PROPERTY, | |
3d161f99 | 185 | ARG_NO_BLOCK, |
5cfde70c | 186 | ARG_NO_ASK_PASSWORD, |
2a453c2e | 187 | ARG_WAIT, |
2d21165a | 188 | ARG_WORKING_DIRECTORY, |
badd28e1 | 189 | ARG_SHELL, |
6c12b52e LP |
190 | }; |
191 | ||
192 | static const struct option options[] = { | |
2d21165a LP |
193 | { "help", no_argument, NULL, 'h' }, |
194 | { "version", no_argument, NULL, ARG_VERSION }, | |
195 | { "user", no_argument, NULL, ARG_USER }, | |
196 | { "system", no_argument, NULL, ARG_SYSTEM }, | |
197 | { "scope", no_argument, NULL, ARG_SCOPE }, | |
7976b9f0 | 198 | { "unit", required_argument, NULL, 'u' }, |
2d21165a LP |
199 | { "description", required_argument, NULL, ARG_DESCRIPTION }, |
200 | { "slice", required_argument, NULL, ARG_SLICE }, | |
2c7039b3 | 201 | { "slice-inherit", no_argument, NULL, ARG_SLICE_INHERIT }, |
2d21165a LP |
202 | { "remain-after-exit", no_argument, NULL, 'r' }, |
203 | { "send-sighup", no_argument, NULL, ARG_SEND_SIGHUP }, | |
204 | { "host", required_argument, NULL, 'H' }, | |
205 | { "machine", required_argument, NULL, 'M' }, | |
206 | { "service-type", required_argument, NULL, ARG_SERVICE_TYPE }, | |
207 | { "wait", no_argument, NULL, ARG_WAIT }, | |
208 | { "uid", required_argument, NULL, ARG_EXEC_USER }, | |
209 | { "gid", required_argument, NULL, ARG_EXEC_GROUP }, | |
210 | { "nice", required_argument, NULL, ARG_NICE }, | |
211 | { "setenv", required_argument, NULL, 'E' }, | |
212 | { "property", required_argument, NULL, 'p' }, | |
213 | { "tty", no_argument, NULL, 't' }, /* deprecated alias */ | |
214 | { "pty", no_argument, NULL, 't' }, | |
215 | { "pipe", no_argument, NULL, 'P' }, | |
216 | { "quiet", no_argument, NULL, 'q' }, | |
217 | { "on-active", required_argument, NULL, ARG_ON_ACTIVE }, | |
218 | { "on-boot", required_argument, NULL, ARG_ON_BOOT }, | |
219 | { "on-startup", required_argument, NULL, ARG_ON_STARTUP }, | |
220 | { "on-unit-active", required_argument, NULL, ARG_ON_UNIT_ACTIVE }, | |
221 | { "on-unit-inactive", required_argument, NULL, ARG_ON_UNIT_INACTIVE }, | |
222 | { "on-calendar", required_argument, NULL, ARG_ON_CALENDAR }, | |
efebb613 LP |
223 | { "on-timezone-change",no_argument, NULL, ARG_ON_TIMEZONE_CHANGE}, |
224 | { "on-clock-change", no_argument, NULL, ARG_ON_CLOCK_CHANGE }, | |
2d21165a LP |
225 | { "timer-property", required_argument, NULL, ARG_TIMER_PROPERTY }, |
226 | { "path-property", required_argument, NULL, ARG_PATH_PROPERTY }, | |
227 | { "socket-property", required_argument, NULL, ARG_SOCKET_PROPERTY }, | |
228 | { "no-block", no_argument, NULL, ARG_NO_BLOCK }, | |
229 | { "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD }, | |
230 | { "collect", no_argument, NULL, 'G' }, | |
231 | { "working-directory", required_argument, NULL, ARG_WORKING_DIRECTORY }, | |
232 | { "same-dir", no_argument, NULL, 'd' }, | |
badd28e1 | 233 | { "shell", no_argument, NULL, 'S' }, |
eb9da376 | 234 | {}, |
6c12b52e LP |
235 | }; |
236 | ||
d59ef3e2 | 237 | bool with_trigger = false; |
c7040b5d | 238 | int r, c; |
6c12b52e LP |
239 | |
240 | assert(argc >= 0); | |
241 | assert(argv); | |
242 | ||
7976b9f0 | 243 | while ((c = getopt_long(argc, argv, "+hrH:M:E:p:tPqGdSu:", options, NULL)) >= 0) |
6c12b52e LP |
244 | |
245 | switch (c) { | |
246 | ||
247 | case 'h': | |
37ec0fdd | 248 | return help(); |
6c12b52e | 249 | |
ad2c1701 LP |
250 | case ARG_VERSION: |
251 | return version(); | |
252 | ||
8c7db2fb EV |
253 | case ARG_NO_ASK_PASSWORD: |
254 | arg_ask_password = false; | |
255 | break; | |
256 | ||
6c12b52e LP |
257 | case ARG_USER: |
258 | arg_user = true; | |
259 | break; | |
260 | ||
66b1e746 LP |
261 | case ARG_SYSTEM: |
262 | arg_user = false; | |
263 | break; | |
264 | ||
6c12b52e LP |
265 | case ARG_SCOPE: |
266 | arg_scope = true; | |
267 | break; | |
268 | ||
7976b9f0 | 269 | case 'u': |
6c12b52e LP |
270 | arg_unit = optarg; |
271 | break; | |
272 | ||
9f2e86af LP |
273 | case ARG_DESCRIPTION: |
274 | arg_description = optarg; | |
275 | break; | |
276 | ||
c221420b LP |
277 | case ARG_SLICE: |
278 | arg_slice = optarg; | |
279 | break; | |
280 | ||
2c7039b3 MAL |
281 | case ARG_SLICE_INHERIT: |
282 | arg_slice_inherit = true; | |
283 | break; | |
284 | ||
a6c0353b LP |
285 | case ARG_SEND_SIGHUP: |
286 | arg_send_sighup = true; | |
287 | break; | |
288 | ||
6577c7ce LP |
289 | case 'r': |
290 | arg_remain_after_exit = true; | |
291 | break; | |
292 | ||
d21ed1ea LP |
293 | case 'H': |
294 | arg_transport = BUS_TRANSPORT_REMOTE; | |
295 | arg_host = optarg; | |
296 | break; | |
297 | ||
298 | case 'M': | |
de33fc62 | 299 | arg_transport = BUS_TRANSPORT_MACHINE; |
d21ed1ea LP |
300 | arg_host = optarg; |
301 | break; | |
302 | ||
c7040b5d LP |
303 | case ARG_SERVICE_TYPE: |
304 | arg_service_type = optarg; | |
305 | break; | |
306 | ||
307 | case ARG_EXEC_USER: | |
308 | arg_exec_user = optarg; | |
309 | break; | |
310 | ||
311 | case ARG_EXEC_GROUP: | |
312 | arg_exec_group = optarg; | |
313 | break; | |
314 | ||
315 | case ARG_NICE: | |
41bf0590 LP |
316 | r = parse_nice(optarg, &arg_nice); |
317 | if (r < 0) | |
318 | return log_error_errno(r, "Failed to parse nice value: %s", optarg); | |
c7040b5d LP |
319 | |
320 | arg_nice_set = true; | |
321 | break; | |
322 | ||
b5911366 | 323 | case 'E': |
c7040b5d LP |
324 | if (strv_extend(&arg_environment, optarg) < 0) |
325 | return log_oom(); | |
326 | ||
327 | break; | |
328 | ||
df31a6c0 | 329 | case 'p': |
df31a6c0 LP |
330 | if (strv_extend(&arg_property, optarg) < 0) |
331 | return log_oom(); | |
332 | ||
333 | break; | |
334 | ||
5dca7739 LP |
335 | case 't': /* --pty */ |
336 | if (IN_SET(arg_stdio, ARG_STDIO_DIRECT, ARG_STDIO_AUTO)) /* if --pipe is already used, upgrade to auto mode */ | |
337 | arg_stdio = ARG_STDIO_AUTO; | |
338 | else | |
339 | arg_stdio = ARG_STDIO_PTY; | |
340 | break; | |
341 | ||
342 | case 'P': /* --pipe */ | |
343 | if (IN_SET(arg_stdio, ARG_STDIO_PTY, ARG_STDIO_AUTO)) /* If --pty is already used, upgrade to auto mode */ | |
344 | arg_stdio = ARG_STDIO_AUTO; | |
345 | else | |
346 | arg_stdio = ARG_STDIO_DIRECT; | |
9b15b784 LP |
347 | break; |
348 | ||
095dc596 LP |
349 | case 'q': |
350 | arg_quiet = true; | |
351 | break; | |
352 | ||
4c213d6c | 353 | case ARG_ON_ACTIVE: |
f2b9f2c8 YW |
354 | r = add_timer_property("OnActiveSec", optarg); |
355 | if (r < 0) | |
4c213d6c | 356 | return r; |
4c213d6c | 357 | |
787be190 | 358 | arg_with_timer = true; |
4c213d6c WC |
359 | break; |
360 | ||
361 | case ARG_ON_BOOT: | |
f2b9f2c8 YW |
362 | r = add_timer_property("OnBootSec", optarg); |
363 | if (r < 0) | |
4c213d6c | 364 | return r; |
4c213d6c | 365 | |
787be190 | 366 | arg_with_timer = true; |
4c213d6c WC |
367 | break; |
368 | ||
369 | case ARG_ON_STARTUP: | |
f2b9f2c8 YW |
370 | r = add_timer_property("OnStartupSec", optarg); |
371 | if (r < 0) | |
4c213d6c | 372 | return r; |
4c213d6c | 373 | |
787be190 | 374 | arg_with_timer = true; |
4c213d6c WC |
375 | break; |
376 | ||
377 | case ARG_ON_UNIT_ACTIVE: | |
f2b9f2c8 YW |
378 | r = add_timer_property("OnUnitActiveSec", optarg); |
379 | if (r < 0) | |
4c213d6c | 380 | return r; |
4c213d6c | 381 | |
787be190 | 382 | arg_with_timer = true; |
4c213d6c WC |
383 | break; |
384 | ||
385 | case ARG_ON_UNIT_INACTIVE: | |
f2b9f2c8 YW |
386 | r = add_timer_property("OnUnitInactiveSec", optarg); |
387 | if (r < 0) | |
4c213d6c | 388 | return r; |
4c213d6c | 389 | |
787be190 | 390 | arg_with_timer = true; |
4c213d6c WC |
391 | break; |
392 | ||
10434dbd FS |
393 | case ARG_ON_CALENDAR: { |
394 | _cleanup_(calendar_spec_freep) CalendarSpec *cs = NULL; | |
10434dbd | 395 | |
10434dbd FS |
396 | r = calendar_spec_from_string(optarg, &cs); |
397 | if (r < 0) | |
04220fda LP |
398 | return log_error_errno(r, "Failed to parse calendar event specification: %m"); |
399 | ||
7842c5f2 | 400 | /* Let's make sure the given calendar event is not in the past */ |
04220fda LP |
401 | r = calendar_spec_next_usec(cs, now(CLOCK_REALTIME), NULL); |
402 | if (r == -ENOENT) | |
e608bf6f ZJS |
403 | /* The calendar event is in the past — let's warn about this, but install it |
404 | * anyway as is. The service manager will trigger the service right away. | |
405 | * Moreover, the server side might have a different clock or timezone than we | |
406 | * do, hence it should decide when or whether to run something. */ | |
04220fda LP |
407 | log_warning("Specified calendar expression is in the past, proceeding anyway."); |
408 | else if (r < 0) | |
409 | return log_error_errno(r, "Failed to calculate next time calendar expression elapses: %m"); | |
10434dbd | 410 | |
f2b9f2c8 YW |
411 | r = add_timer_property("OnCalendar", optarg); |
412 | if (r < 0) | |
efebb613 LP |
413 | return r; |
414 | ||
415 | arg_with_timer = true; | |
416 | break; | |
10434dbd | 417 | } |
efebb613 LP |
418 | |
419 | case ARG_ON_TIMEZONE_CHANGE: | |
420 | r = add_timer_property("OnTimezoneChange", "yes"); | |
421 | if (r < 0) | |
422 | return r; | |
423 | ||
424 | arg_with_timer = true; | |
425 | break; | |
426 | ||
427 | case ARG_ON_CLOCK_CHANGE: | |
428 | r = add_timer_property("OnClockChange", "yes"); | |
429 | if (r < 0) | |
4c213d6c | 430 | return r; |
024a8ec1 | 431 | |
787be190 | 432 | arg_with_timer = true; |
4c213d6c WC |
433 | break; |
434 | ||
435 | case ARG_TIMER_PROPERTY: | |
436 | ||
437 | if (strv_extend(&arg_timer_property, optarg) < 0) | |
438 | return log_oom(); | |
439 | ||
787be190 | 440 | arg_with_timer = arg_with_timer || |
49fe5c09 LP |
441 | STARTSWITH_SET(optarg, |
442 | "OnActiveSec=", | |
443 | "OnBootSec=", | |
444 | "OnStartupSec=", | |
445 | "OnUnitActiveSec=", | |
446 | "OnUnitInactiveSec=", | |
447 | "OnCalendar="); | |
4c213d6c WC |
448 | break; |
449 | ||
d59ef3e2 YW |
450 | case ARG_PATH_PROPERTY: |
451 | ||
452 | if (strv_extend(&arg_path_property, optarg) < 0) | |
453 | return log_oom(); | |
454 | ||
455 | break; | |
456 | ||
457 | case ARG_SOCKET_PROPERTY: | |
458 | ||
459 | if (strv_extend(&arg_socket_property, optarg) < 0) | |
460 | return log_oom(); | |
461 | ||
462 | break; | |
463 | ||
3d161f99 LP |
464 | case ARG_NO_BLOCK: |
465 | arg_no_block = true; | |
466 | break; | |
467 | ||
2a453c2e LP |
468 | case ARG_WAIT: |
469 | arg_wait = true; | |
470 | break; | |
471 | ||
2d21165a LP |
472 | case ARG_WORKING_DIRECTORY: |
473 | r = parse_path_argument_and_warn(optarg, true, &arg_working_directory); | |
474 | if (r < 0) | |
475 | return r; | |
476 | ||
477 | break; | |
478 | ||
479 | case 'd': { | |
480 | _cleanup_free_ char *p = NULL; | |
481 | ||
482 | r = safe_getcwd(&p); | |
483 | if (r < 0) | |
484 | return log_error_errno(r, "Failed to get current working directory: %m"); | |
485 | ||
486 | if (empty_or_root(p)) | |
487 | arg_working_directory = mfree(arg_working_directory); | |
488 | else | |
489 | free_and_replace(arg_working_directory, p); | |
490 | break; | |
491 | } | |
492 | ||
fe9d0be9 LP |
493 | case 'G': |
494 | arg_aggressive_gc = true; | |
495 | break; | |
496 | ||
badd28e1 LP |
497 | case 'S': |
498 | arg_shell = true; | |
499 | break; | |
500 | ||
6c12b52e LP |
501 | case '?': |
502 | return -EINVAL; | |
503 | ||
504 | default: | |
eb9da376 | 505 | assert_not_reached("Unhandled option"); |
6c12b52e | 506 | } |
6c12b52e | 507 | |
787be190 | 508 | with_trigger = !!arg_path_property || !!arg_socket_property || arg_with_timer; |
d59ef3e2 YW |
509 | |
510 | /* currently, only single trigger (path, socket, timer) unit can be created simultaneously */ | |
787be190 | 511 | if ((int) !!arg_path_property + (int) !!arg_socket_property + (int) arg_with_timer > 1) |
baaa35ad ZJS |
512 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), |
513 | "Only single trigger (path, socket, timer) unit can be created."); | |
5dca7739 | 514 | |
badd28e1 LP |
515 | if (arg_shell) { |
516 | /* If --shell is imply --pty --pipe --same-dir --service-type=exec --wait --collect, unless otherwise | |
517 | * specified. */ | |
518 | ||
519 | if (!arg_scope) { | |
520 | if (arg_stdio == ARG_STDIO_NONE) | |
521 | arg_stdio = ARG_STDIO_AUTO; | |
522 | ||
523 | if (!arg_working_directory) { | |
524 | r = safe_getcwd(&arg_working_directory); | |
525 | if (r < 0) | |
526 | return log_error_errno(r, "Failed to get current working directory: %m"); | |
527 | } | |
528 | ||
529 | if (!arg_service_type) { | |
530 | arg_service_type = strdup("exec"); | |
531 | if (!arg_service_type) | |
532 | return log_oom(); | |
533 | } | |
534 | ||
535 | arg_wait = true; | |
536 | } | |
537 | ||
538 | arg_aggressive_gc = true; | |
539 | } | |
540 | ||
d46b79bb | 541 | if (arg_stdio == ARG_STDIO_AUTO) |
5dca7739 LP |
542 | /* If we both --pty and --pipe are specified we'll automatically pick --pty if we are connected fully |
543 | * to a TTY and pick direct fd passing otherwise. This way, we automatically adapt to usage in a shell | |
544 | * pipeline, but we are neatly interactive with tty-level isolation otherwise. */ | |
545 | arg_stdio = isatty(STDIN_FILENO) && isatty(STDOUT_FILENO) && isatty(STDERR_FILENO) ? | |
546 | ARG_STDIO_PTY : | |
547 | ARG_STDIO_DIRECT; | |
5dca7739 | 548 | |
badd28e1 LP |
549 | if (argc > optind) { |
550 | char **l; | |
551 | ||
552 | if (arg_shell) | |
553 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "If --shell is used, no command line is expected."); | |
554 | ||
555 | l = strv_copy(argv + optind); | |
556 | if (!l) | |
557 | return log_oom(); | |
558 | ||
559 | strv_free_and_replace(arg_cmdline, l); | |
560 | ||
561 | } else if (arg_shell) { | |
562 | _cleanup_free_ char *s = NULL; | |
563 | char **l; | |
564 | ||
565 | r = get_shell(&s); | |
566 | if (r < 0) | |
567 | return log_error_errno(r, "Failed to determine shell: %m"); | |
568 | ||
569 | l = strv_new(s); | |
570 | if (!l) | |
571 | return log_oom(); | |
572 | ||
573 | strv_free_and_replace(arg_cmdline, l); | |
574 | ||
575 | } else if (!arg_unit || !with_trigger) | |
576 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Command line to execute required."); | |
6c12b52e | 577 | |
baaa35ad ZJS |
578 | if (arg_user && arg_transport != BUS_TRANSPORT_LOCAL) |
579 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
580 | "Execution in user context is not supported on non-local systems."); | |
d21ed1ea | 581 | |
baaa35ad ZJS |
582 | if (arg_scope && arg_transport != BUS_TRANSPORT_LOCAL) |
583 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
584 | "Scope execution is not supported on non-local systems."); | |
d21ed1ea | 585 | |
baaa35ad ZJS |
586 | if (arg_scope && (arg_remain_after_exit || arg_service_type)) |
587 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
588 | "--remain-after-exit and --service-type= are not supported in --scope mode."); | |
c7040b5d | 589 | |
baaa35ad ZJS |
590 | if (arg_stdio != ARG_STDIO_NONE && (with_trigger || arg_scope)) |
591 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
592 | "--pty/--pipe is not compatible in timer or --scope mode."); | |
9b15b784 | 593 | |
baaa35ad ZJS |
594 | if (arg_stdio != ARG_STDIO_NONE && arg_transport == BUS_TRANSPORT_REMOTE) |
595 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
596 | "--pty/--pipe is only supported when connecting to the local system or containers."); | |
024a8ec1 | 597 | |
baaa35ad ZJS |
598 | if (arg_stdio != ARG_STDIO_NONE && arg_no_block) |
599 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
600 | "--pty/--pipe is not compatible with --no-block."); | |
578c03bc | 601 | |
baaa35ad ZJS |
602 | if (arg_scope && with_trigger) |
603 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
604 | "Path, socket or timer options are not supported in --scope mode."); | |
4c213d6c | 605 | |
787be190 | 606 | if (arg_timer_property && !arg_with_timer) |
baaa35ad ZJS |
607 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), |
608 | "--timer-property= has no effect without any other timer options."); | |
4c213d6c | 609 | |
2a453c2e | 610 | if (arg_wait) { |
baaa35ad ZJS |
611 | if (arg_no_block) |
612 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
613 | "--wait may not be combined with --no-block."); | |
2a453c2e | 614 | |
baaa35ad ZJS |
615 | if (with_trigger) |
616 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
617 | "--wait may not be combined with path, socket or timer operations."); | |
2a453c2e | 618 | |
baaa35ad ZJS |
619 | if (arg_scope) |
620 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
621 | "--wait may not be combined with --scope."); | |
2a453c2e LP |
622 | } |
623 | ||
6c12b52e LP |
624 | return 1; |
625 | } | |
626 | ||
89ada3ba | 627 | static int transient_unit_set_properties(sd_bus_message *m, UnitType t, char **properties) { |
c2756a68 LP |
628 | int r; |
629 | ||
9b15b784 LP |
630 | r = sd_bus_message_append(m, "(sv)", "Description", "s", arg_description); |
631 | if (r < 0) | |
f53bddf3 | 632 | return bus_log_create_error(r); |
9b15b784 | 633 | |
fe9d0be9 LP |
634 | if (arg_aggressive_gc) { |
635 | r = sd_bus_message_append(m, "(sv)", "CollectMode", "s", "inactive-or-failed"); | |
636 | if (r < 0) | |
f53bddf3 | 637 | return bus_log_create_error(r); |
fe9d0be9 LP |
638 | } |
639 | ||
89ada3ba | 640 | r = bus_append_unit_property_assignment_many(m, t, properties); |
8673cf13 LP |
641 | if (r < 0) |
642 | return r; | |
df31a6c0 | 643 | |
9b15b784 LP |
644 | return 0; |
645 | } | |
646 | ||
647 | static int transient_cgroup_set_properties(sd_bus_message *m) { | |
2c7039b3 MAL |
648 | _cleanup_free_ char *name = NULL; |
649 | _cleanup_free_ char *slice = NULL; | |
9b15b784 LP |
650 | int r; |
651 | assert(m); | |
c2756a68 | 652 | |
2c7039b3 MAL |
653 | if (arg_slice_inherit) { |
654 | char *end; | |
c221420b | 655 | |
2c7039b3 MAL |
656 | if (arg_user) |
657 | r = cg_pid_get_user_slice(0, &name); | |
658 | else | |
659 | r = cg_pid_get_slice(0, &name); | |
7410616c | 660 | if (r < 0) |
2c7039b3 | 661 | return log_error_errno(r, "Failed to get PID slice: %m"); |
c221420b | 662 | |
2c7039b3 MAL |
663 | end = endswith(name, ".slice"); |
664 | if (!end) | |
665 | return -ENXIO; | |
666 | *end = 0; | |
c221420b LP |
667 | } |
668 | ||
2c7039b3 MAL |
669 | if (!isempty(arg_slice)) { |
670 | if (name) { | |
671 | char *j = strjoin(name, "-", arg_slice); | |
672 | free_and_replace(name, j); | |
673 | } else | |
674 | name = strdup(arg_slice); | |
675 | if (!name) | |
676 | return log_oom(); | |
677 | } | |
678 | ||
679 | if (!name) | |
680 | return 0; | |
681 | ||
682 | r = unit_name_mangle_with_suffix(name, "as slice", | |
683 | arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN, | |
684 | ".slice", &slice); | |
685 | if (r < 0) | |
686 | return log_error_errno(r, "Failed to mangle name '%s': %m", arg_slice); | |
687 | ||
688 | r = sd_bus_message_append(m, "(sv)", "Slice", "s", slice); | |
689 | if (r < 0) | |
690 | return bus_log_create_error(r); | |
691 | ||
9b15b784 LP |
692 | return 0; |
693 | } | |
694 | ||
695 | static int transient_kill_set_properties(sd_bus_message *m) { | |
f53bddf3 LP |
696 | int r; |
697 | ||
9b15b784 LP |
698 | assert(m); |
699 | ||
f53bddf3 LP |
700 | if (arg_send_sighup) { |
701 | r = sd_bus_message_append(m, "(sv)", "SendSIGHUP", "b", arg_send_sighup); | |
702 | if (r < 0) | |
703 | return bus_log_create_error(r); | |
704 | } | |
705 | ||
706 | return 0; | |
6c12b52e LP |
707 | } |
708 | ||
badd28e1 | 709 | static int transient_service_set_properties(sd_bus_message *m, const char *pty_path) { |
5dca7739 | 710 | bool send_term = false; |
6c12b52e LP |
711 | int r; |
712 | ||
8159d91a LP |
713 | assert(m); |
714 | ||
89ada3ba | 715 | r = transient_unit_set_properties(m, UNIT_SERVICE, arg_property); |
9b15b784 LP |
716 | if (r < 0) |
717 | return r; | |
718 | ||
719 | r = transient_kill_set_properties(m); | |
720 | if (r < 0) | |
721 | return r; | |
722 | ||
723 | r = transient_cgroup_set_properties(m); | |
86b8d289 LP |
724 | if (r < 0) |
725 | return r; | |
726 | ||
5dca7739 | 727 | if (arg_wait || arg_stdio != ARG_STDIO_NONE) { |
2a453c2e LP |
728 | r = sd_bus_message_append(m, "(sv)", "AddRef", "b", 1); |
729 | if (r < 0) | |
f53bddf3 | 730 | return bus_log_create_error(r); |
2a453c2e LP |
731 | } |
732 | ||
df31a6c0 LP |
733 | if (arg_remain_after_exit) { |
734 | r = sd_bus_message_append(m, "(sv)", "RemainAfterExit", "b", arg_remain_after_exit); | |
735 | if (r < 0) | |
f53bddf3 | 736 | return bus_log_create_error(r); |
df31a6c0 | 737 | } |
6577c7ce | 738 | |
c7040b5d LP |
739 | if (arg_service_type) { |
740 | r = sd_bus_message_append(m, "(sv)", "Type", "s", arg_service_type); | |
741 | if (r < 0) | |
f53bddf3 | 742 | return bus_log_create_error(r); |
c7040b5d LP |
743 | } |
744 | ||
745 | if (arg_exec_user) { | |
746 | r = sd_bus_message_append(m, "(sv)", "User", "s", arg_exec_user); | |
747 | if (r < 0) | |
f53bddf3 | 748 | return bus_log_create_error(r); |
c7040b5d LP |
749 | } |
750 | ||
751 | if (arg_exec_group) { | |
752 | r = sd_bus_message_append(m, "(sv)", "Group", "s", arg_exec_group); | |
753 | if (r < 0) | |
f53bddf3 | 754 | return bus_log_create_error(r); |
c7040b5d LP |
755 | } |
756 | ||
757 | if (arg_nice_set) { | |
758 | r = sd_bus_message_append(m, "(sv)", "Nice", "i", arg_nice); | |
759 | if (r < 0) | |
f53bddf3 | 760 | return bus_log_create_error(r); |
c7040b5d LP |
761 | } |
762 | ||
2d21165a LP |
763 | if (arg_working_directory) { |
764 | r = sd_bus_message_append(m, "(sv)", "WorkingDirectory", "s", arg_working_directory); | |
765 | if (r < 0) | |
766 | return bus_log_create_error(r); | |
767 | } | |
768 | ||
9b15b784 | 769 | if (pty_path) { |
9b15b784 LP |
770 | r = sd_bus_message_append(m, |
771 | "(sv)(sv)(sv)(sv)", | |
772 | "StandardInput", "s", "tty", | |
773 | "StandardOutput", "s", "tty", | |
774 | "StandardError", "s", "tty", | |
775 | "TTYPath", "s", pty_path); | |
776 | if (r < 0) | |
f53bddf3 | 777 | return bus_log_create_error(r); |
9b15b784 | 778 | |
5dca7739 LP |
779 | send_term = true; |
780 | ||
781 | } else if (arg_stdio == ARG_STDIO_DIRECT) { | |
782 | r = sd_bus_message_append(m, | |
783 | "(sv)(sv)(sv)", | |
784 | "StandardInputFileDescriptor", "h", STDIN_FILENO, | |
785 | "StandardOutputFileDescriptor", "h", STDOUT_FILENO, | |
786 | "StandardErrorFileDescriptor", "h", STDERR_FILENO); | |
787 | if (r < 0) | |
f53bddf3 | 788 | return bus_log_create_error(r); |
5dca7739 LP |
789 | |
790 | send_term = isatty(STDIN_FILENO) || isatty(STDOUT_FILENO) || isatty(STDERR_FILENO); | |
791 | } | |
792 | ||
793 | if (send_term) { | |
794 | const char *e; | |
795 | ||
9b15b784 LP |
796 | e = getenv("TERM"); |
797 | if (e) { | |
798 | char *n; | |
799 | ||
63c372cb | 800 | n = strjoina("TERM=", e); |
9b15b784 LP |
801 | r = sd_bus_message_append(m, |
802 | "(sv)", | |
803 | "Environment", "as", 1, n); | |
804 | if (r < 0) | |
f53bddf3 | 805 | return bus_log_create_error(r); |
9b15b784 LP |
806 | } |
807 | } | |
808 | ||
c7040b5d LP |
809 | if (!strv_isempty(arg_environment)) { |
810 | r = sd_bus_message_open_container(m, 'r', "sv"); | |
811 | if (r < 0) | |
f53bddf3 | 812 | return bus_log_create_error(r); |
c7040b5d LP |
813 | |
814 | r = sd_bus_message_append(m, "s", "Environment"); | |
815 | if (r < 0) | |
f53bddf3 | 816 | return bus_log_create_error(r); |
c7040b5d LP |
817 | |
818 | r = sd_bus_message_open_container(m, 'v', "as"); | |
819 | if (r < 0) | |
f53bddf3 | 820 | return bus_log_create_error(r); |
c7040b5d LP |
821 | |
822 | r = sd_bus_message_append_strv(m, arg_environment); | |
823 | if (r < 0) | |
f53bddf3 | 824 | return bus_log_create_error(r); |
c7040b5d LP |
825 | |
826 | r = sd_bus_message_close_container(m); | |
827 | if (r < 0) | |
f53bddf3 | 828 | return bus_log_create_error(r); |
c7040b5d LP |
829 | |
830 | r = sd_bus_message_close_container(m); | |
831 | if (r < 0) | |
f53bddf3 | 832 | return bus_log_create_error(r); |
4c213d6c WC |
833 | } |
834 | ||
835 | /* Exec container */ | |
badd28e1 | 836 | if (!strv_isempty(arg_cmdline)) { |
4c213d6c WC |
837 | r = sd_bus_message_open_container(m, 'r', "sv"); |
838 | if (r < 0) | |
f53bddf3 | 839 | return bus_log_create_error(r); |
4c213d6c WC |
840 | |
841 | r = sd_bus_message_append(m, "s", "ExecStart"); | |
842 | if (r < 0) | |
f53bddf3 | 843 | return bus_log_create_error(r); |
4c213d6c WC |
844 | |
845 | r = sd_bus_message_open_container(m, 'v', "a(sasb)"); | |
846 | if (r < 0) | |
f53bddf3 | 847 | return bus_log_create_error(r); |
4c213d6c WC |
848 | |
849 | r = sd_bus_message_open_container(m, 'a', "(sasb)"); | |
850 | if (r < 0) | |
f53bddf3 | 851 | return bus_log_create_error(r); |
4c213d6c WC |
852 | |
853 | r = sd_bus_message_open_container(m, 'r', "sasb"); | |
854 | if (r < 0) | |
f53bddf3 | 855 | return bus_log_create_error(r); |
4c213d6c | 856 | |
badd28e1 | 857 | r = sd_bus_message_append(m, "s", arg_cmdline[0]); |
4c213d6c | 858 | if (r < 0) |
f53bddf3 | 859 | return bus_log_create_error(r); |
4c213d6c | 860 | |
badd28e1 | 861 | r = sd_bus_message_append_strv(m, arg_cmdline); |
4c213d6c | 862 | if (r < 0) |
f53bddf3 | 863 | return bus_log_create_error(r); |
4c213d6c WC |
864 | |
865 | r = sd_bus_message_append(m, "b", false); | |
866 | if (r < 0) | |
f53bddf3 | 867 | return bus_log_create_error(r); |
4c213d6c WC |
868 | |
869 | r = sd_bus_message_close_container(m); | |
870 | if (r < 0) | |
f53bddf3 | 871 | return bus_log_create_error(r); |
4c213d6c WC |
872 | |
873 | r = sd_bus_message_close_container(m); | |
874 | if (r < 0) | |
f53bddf3 | 875 | return bus_log_create_error(r); |
4c213d6c WC |
876 | |
877 | r = sd_bus_message_close_container(m); | |
878 | if (r < 0) | |
f53bddf3 | 879 | return bus_log_create_error(r); |
4c213d6c WC |
880 | |
881 | r = sd_bus_message_close_container(m); | |
882 | if (r < 0) | |
f53bddf3 | 883 | return bus_log_create_error(r); |
4c213d6c WC |
884 | } |
885 | ||
886 | return 0; | |
887 | } | |
888 | ||
9b15b784 LP |
889 | static int transient_scope_set_properties(sd_bus_message *m) { |
890 | int r; | |
891 | ||
892 | assert(m); | |
893 | ||
89ada3ba | 894 | r = transient_unit_set_properties(m, UNIT_SCOPE, arg_property); |
9b15b784 LP |
895 | if (r < 0) |
896 | return r; | |
897 | ||
898 | r = transient_kill_set_properties(m); | |
899 | if (r < 0) | |
900 | return r; | |
901 | ||
37e605f9 LP |
902 | r = transient_cgroup_set_properties(m); |
903 | if (r < 0) | |
904 | return r; | |
905 | ||
df0ff127 | 906 | r = sd_bus_message_append(m, "(sv)", "PIDs", "au", 1, (uint32_t) getpid_cached()); |
9b15b784 | 907 | if (r < 0) |
f53bddf3 | 908 | return bus_log_create_error(r); |
9b15b784 LP |
909 | |
910 | return 0; | |
911 | } | |
912 | ||
4c213d6c WC |
913 | static int transient_timer_set_properties(sd_bus_message *m) { |
914 | int r; | |
915 | ||
916 | assert(m); | |
917 | ||
89ada3ba | 918 | r = transient_unit_set_properties(m, UNIT_TIMER, arg_timer_property); |
4c213d6c WC |
919 | if (r < 0) |
920 | return r; | |
921 | ||
6348d701 LP |
922 | /* Automatically clean up our transient timers */ |
923 | r = sd_bus_message_append(m, "(sv)", "RemainAfterElapse", "b", false); | |
924 | if (r < 0) | |
f53bddf3 | 925 | return bus_log_create_error(r); |
6348d701 | 926 | |
4c213d6c WC |
927 | return 0; |
928 | } | |
929 | ||
9c8d1e1a LP |
930 | static int make_unit_name(sd_bus *bus, UnitType t, char **ret) { |
931 | const char *unique, *id; | |
932 | char *p; | |
933 | int r; | |
934 | ||
935 | assert(bus); | |
936 | assert(t >= 0); | |
937 | assert(t < _UNIT_TYPE_MAX); | |
938 | ||
939 | r = sd_bus_get_unique_name(bus, &unique); | |
940 | if (r < 0) { | |
941 | sd_id128_t rnd; | |
942 | ||
943 | /* We couldn't get the unique name, which is a pretty | |
944 | * common case if we are connected to systemd | |
945 | * directly. In that case, just pick a random uuid as | |
946 | * name */ | |
947 | ||
948 | r = sd_id128_randomize(&rnd); | |
949 | if (r < 0) | |
950 | return log_error_errno(r, "Failed to generate random run unit name: %m"); | |
951 | ||
952 | if (asprintf(ret, "run-r" SD_ID128_FORMAT_STR ".%s", SD_ID128_FORMAT_VAL(rnd), unit_type_to_string(t)) < 0) | |
953 | return log_oom(); | |
954 | ||
955 | return 0; | |
956 | } | |
957 | ||
958 | /* We managed to get the unique name, then let's use that to | |
959 | * name our transient units. */ | |
960 | ||
961 | id = startswith(unique, ":1."); | |
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 |
975 | typedef 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 | ||
998 | static 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 | ||
1010 | static 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 |
1027 | static 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 | 1041 | static 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 LP |
1079 | static int on_properties_changed(sd_bus_message *m, void *userdata, sd_bus_error *error) { |
1080 | RunContext *c = userdata; | |
1081 | ||
1082 | assert(m); | |
1083 | assert(c); | |
1084 | ||
1085 | return run_context_update(c, sd_bus_message_get_path(m)); | |
1086 | } | |
1087 | ||
2a453c2e LP |
1088 | static int pty_forward_handler(PTYForward *f, int rcode, void *userdata) { |
1089 | RunContext *c = userdata; | |
1090 | ||
1091 | assert(f); | |
1092 | ||
1093 | if (rcode < 0) { | |
1094 | sd_event_exit(c->event, EXIT_FAILURE); | |
1095 | return log_error_errno(rcode, "Error on PTY forwarding logic: %m"); | |
1096 | } | |
1097 | ||
1098 | run_context_check_done(c); | |
1099 | return 0; | |
1100 | } | |
1101 | ||
4c213d6c WC |
1102 | static int start_transient_service( |
1103 | sd_bus *bus, | |
2a453c2e | 1104 | int *retval) { |
4c213d6c | 1105 | |
4afd3348 LP |
1106 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL; |
1107 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
3d161f99 | 1108 | _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL; |
ee451d76 | 1109 | _cleanup_free_ char *service = NULL, *pty_path = NULL; |
9b15b784 | 1110 | _cleanup_close_ int master = -1; |
4c213d6c WC |
1111 | int r; |
1112 | ||
1113 | assert(bus); | |
2a453c2e | 1114 | assert(retval); |
4c213d6c | 1115 | |
5dca7739 | 1116 | if (arg_stdio == ARG_STDIO_PTY) { |
9b15b784 | 1117 | |
ee451d76 | 1118 | if (arg_transport == BUS_TRANSPORT_LOCAL) { |
669fc4e5 | 1119 | master = posix_openpt(O_RDWR|O_NOCTTY|O_CLOEXEC|O_NONBLOCK); |
ee451d76 LP |
1120 | if (master < 0) |
1121 | return log_error_errno(errno, "Failed to acquire pseudo tty: %m"); | |
1122 | ||
1123 | r = ptsname_malloc(master, &pty_path); | |
1124 | if (r < 0) | |
1125 | return log_error_errno(r, "Failed to determine tty name: %m"); | |
1126 | ||
395745ba LP |
1127 | if (unlockpt(master) < 0) |
1128 | return log_error_errno(errno, "Failed to unlock tty: %m"); | |
1129 | ||
de33fc62 | 1130 | } else if (arg_transport == BUS_TRANSPORT_MACHINE) { |
4afd3348 | 1131 | _cleanup_(sd_bus_unrefp) sd_bus *system_bus = NULL; |
20fc5811 | 1132 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *pty_reply = NULL; |
ee451d76 LP |
1133 | const char *s; |
1134 | ||
024a8ec1 | 1135 | r = sd_bus_default_system(&system_bus); |
ee451d76 | 1136 | if (r < 0) |
024a8ec1 | 1137 | return log_error_errno(r, "Failed to connect to system bus: %m"); |
ee451d76 LP |
1138 | |
1139 | r = sd_bus_call_method(system_bus, | |
1140 | "org.freedesktop.machine1", | |
1141 | "/org/freedesktop/machine1", | |
1142 | "org.freedesktop.machine1.Manager", | |
1143 | "OpenMachinePTY", | |
1144 | &error, | |
20fc5811 | 1145 | &pty_reply, |
ee451d76 | 1146 | "s", arg_host); |
4ae25393 | 1147 | if (r < 0) |
2a03b9ed | 1148 | return log_error_errno(r, "Failed to get machine PTY: %s", bus_error_message(&error, r)); |
ee451d76 | 1149 | |
20fc5811 | 1150 | r = sd_bus_message_read(pty_reply, "hs", &master, &s); |
ee451d76 LP |
1151 | if (r < 0) |
1152 | return bus_log_parse_error(r); | |
1153 | ||
1154 | master = fcntl(master, F_DUPFD_CLOEXEC, 3); | |
1155 | if (master < 0) | |
1156 | return log_error_errno(errno, "Failed to duplicate master fd: %m"); | |
1157 | ||
1158 | pty_path = strdup(s); | |
1159 | if (!pty_path) | |
1160 | return log_oom(); | |
1161 | } else | |
1162 | assert_not_reached("Can't allocate tty via ssh"); | |
9b15b784 LP |
1163 | } |
1164 | ||
a7c71d21 LP |
1165 | /* Optionally, wait for the start job to complete. If we are supposed to read the service's stdin |
1166 | * lets skip this however, because we should start that already when the start job is running, and | |
1167 | * there's little point in waiting for the start job to complete in that case anyway, as we'll wait | |
1168 | * for EOF anyway, which is going to be much later. */ | |
1169 | if (!arg_no_block && arg_stdio == ARG_STDIO_NONE) { | |
3d161f99 LP |
1170 | r = bus_wait_for_jobs_new(bus, &w); |
1171 | if (r < 0) | |
1172 | return log_error_errno(r, "Could not watch jobs: %m"); | |
1173 | } | |
1174 | ||
4c213d6c | 1175 | if (arg_unit) { |
df7c4eb6 ZJS |
1176 | r = unit_name_mangle_with_suffix(arg_unit, "as unit", |
1177 | arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN, | |
1178 | ".service", &service); | |
7410616c LP |
1179 | if (r < 0) |
1180 | return log_error_errno(r, "Failed to mangle unit name: %m"); | |
9c8d1e1a LP |
1181 | } else { |
1182 | r = make_unit_name(bus, UNIT_SERVICE, &service); | |
1183 | if (r < 0) | |
1184 | return r; | |
1185 | } | |
4c213d6c | 1186 | |
7ad61613 | 1187 | r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "StartTransientUnit"); |
9f2e86af | 1188 | if (r < 0) |
7040b626 | 1189 | return bus_log_create_error(r); |
9f2e86af | 1190 | |
8c7db2fb EV |
1191 | r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password); |
1192 | if (r < 0) | |
1193 | return bus_log_create_error(r); | |
1194 | ||
9b15b784 | 1195 | /* Name and mode */ |
4c213d6c | 1196 | r = sd_bus_message_append(m, "ss", service, "fail"); |
c2756a68 | 1197 | if (r < 0) |
7040b626 | 1198 | return bus_log_create_error(r); |
c2756a68 | 1199 | |
9b15b784 | 1200 | /* Properties */ |
4c213d6c | 1201 | r = sd_bus_message_open_container(m, 'a', "(sv)"); |
c2756a68 | 1202 | if (r < 0) |
7040b626 | 1203 | return bus_log_create_error(r); |
c2756a68 | 1204 | |
badd28e1 | 1205 | r = transient_service_set_properties(m, pty_path); |
c2756a68 | 1206 | if (r < 0) |
f53bddf3 | 1207 | return r; |
c2756a68 | 1208 | |
4c213d6c | 1209 | r = sd_bus_message_close_container(m); |
c2756a68 | 1210 | if (r < 0) |
7040b626 | 1211 | return bus_log_create_error(r); |
c2756a68 | 1212 | |
9b15b784 | 1213 | /* Auxiliary units */ |
4c213d6c | 1214 | r = sd_bus_message_append(m, "a(sa(sv))", 0); |
c2756a68 | 1215 | if (r < 0) |
7040b626 | 1216 | return bus_log_create_error(r); |
c2756a68 | 1217 | |
8a4b13c5 | 1218 | polkit_agent_open_if_enabled(arg_transport, arg_ask_password); |
8c7db2fb | 1219 | |
3d161f99 | 1220 | r = sd_bus_call(bus, m, 0, &error, &reply); |
024a8ec1 LP |
1221 | if (r < 0) |
1222 | return log_error_errno(r, "Failed to start transient service unit: %s", bus_error_message(&error, r)); | |
c2756a68 | 1223 | |
3d161f99 LP |
1224 | if (w) { |
1225 | const char *object; | |
1226 | ||
1227 | r = sd_bus_message_read(reply, "o", &object); | |
1228 | if (r < 0) | |
1229 | return bus_log_parse_error(r); | |
1230 | ||
1231 | r = bus_wait_for_jobs_one(w, object, arg_quiet); | |
1232 | if (r < 0) | |
1233 | return r; | |
1234 | } | |
1235 | ||
2a453c2e LP |
1236 | if (!arg_quiet) |
1237 | log_info("Running as unit: %s", service); | |
1238 | ||
5dca7739 | 1239 | if (arg_wait || arg_stdio != ARG_STDIO_NONE) { |
655aab20 LP |
1240 | _cleanup_(run_context_free) RunContext c = { |
1241 | .cpu_usage_nsec = NSEC_INFINITY, | |
1242 | .ip_ingress_bytes = UINT64_MAX, | |
1243 | .ip_egress_bytes = UINT64_MAX, | |
826f7cb1 LP |
1244 | .io_read_bytes = UINT64_MAX, |
1245 | .io_write_bytes = UINT64_MAX, | |
655aab20 LP |
1246 | .inactive_exit_usec = USEC_INFINITY, |
1247 | .inactive_enter_usec = USEC_INFINITY, | |
1248 | }; | |
95f1d6bf | 1249 | _cleanup_free_ char *path = NULL; |
4c213d6c | 1250 | |
2a453c2e LP |
1251 | c.bus = sd_bus_ref(bus); |
1252 | ||
1253 | r = sd_event_default(&c.event); | |
4c213d6c | 1254 | if (r < 0) |
9b15b784 | 1255 | return log_error_errno(r, "Failed to get event loop: %m"); |
4c213d6c | 1256 | |
2a453c2e LP |
1257 | if (master >= 0) { |
1258 | assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGWINCH, SIGTERM, SIGINT, -1) >= 0); | |
1259 | (void) sd_event_add_signal(c.event, NULL, SIGINT, NULL, NULL); | |
1260 | (void) sd_event_add_signal(c.event, NULL, SIGTERM, NULL, NULL); | |
1261 | ||
1262 | if (!arg_quiet) | |
1263 | log_info("Press ^] three times within 1s to disconnect TTY."); | |
4c213d6c | 1264 | |
2a453c2e LP |
1265 | r = pty_forward_new(c.event, master, PTY_FORWARD_IGNORE_INITIAL_VHANGUP, &c.forward); |
1266 | if (r < 0) | |
1267 | return log_error_errno(r, "Failed to create PTY forwarder: %m"); | |
1268 | ||
1269 | pty_forward_set_handler(c.forward, pty_forward_handler, &c); | |
d147457c LP |
1270 | |
1271 | /* Make sure to process any TTY events before we process bus events */ | |
1272 | (void) pty_forward_set_priority(c.forward, SD_EVENT_PRIORITY_IMPORTANT); | |
2a453c2e | 1273 | } |
4c213d6c | 1274 | |
95f1d6bf LP |
1275 | path = unit_dbus_path_from_name(service); |
1276 | if (!path) | |
1277 | return log_oom(); | |
2a453c2e | 1278 | |
75152a4d LP |
1279 | r = sd_bus_match_signal_async( |
1280 | bus, | |
1281 | &c.match, | |
1282 | "org.freedesktop.systemd1", | |
1283 | path, | |
1284 | "org.freedesktop.DBus.Properties", | |
1285 | "PropertiesChanged", | |
1286 | on_properties_changed, NULL, &c); | |
95f1d6bf | 1287 | if (r < 0) |
75152a4d | 1288 | return log_error_errno(r, "Failed to request properties changed signal match: %m"); |
4c213d6c | 1289 | |
d147457c | 1290 | r = sd_bus_attach_event(bus, c.event, SD_EVENT_PRIORITY_NORMAL); |
95f1d6bf | 1291 | if (r < 0) |
75152a4d | 1292 | return log_error_errno(r, "Failed to attach bus to event loop: %m"); |
5b1bad8d | 1293 | |
95f1d6bf LP |
1294 | r = run_context_update(&c, path); |
1295 | if (r < 0) | |
1296 | return r; | |
2a453c2e LP |
1297 | |
1298 | r = sd_event_loop(c.event); | |
4c213d6c | 1299 | if (r < 0) |
9b15b784 | 1300 | return log_error_errno(r, "Failed to run event loop: %m"); |
4c213d6c | 1301 | |
2a453c2e LP |
1302 | if (c.forward) { |
1303 | char last_char = 0; | |
4c213d6c | 1304 | |
2a453c2e LP |
1305 | r = pty_forward_get_last_char(c.forward, &last_char); |
1306 | if (r >= 0 && !arg_quiet && last_char != '\n') | |
1307 | fputc('\n', stdout); | |
1308 | } | |
4c213d6c | 1309 | |
95f1d6bf | 1310 | if (arg_wait && !arg_quiet) { |
9182fb52 | 1311 | |
f1d60962 | 1312 | /* Explicitly destroy the PTY forwarder, so that the PTY device is usable again, with its |
9182fb52 LP |
1313 | * original settings (i.e. proper line breaks), so that we can show the summary in a pretty |
1314 | * way. */ | |
1315 | c.forward = pty_forward_free(c.forward); | |
1316 | ||
2a453c2e LP |
1317 | if (!isempty(c.result)) |
1318 | log_info("Finished with result: %s", strna(c.result)); | |
9f2e86af | 1319 | |
2a453c2e | 1320 | if (c.exit_code == CLD_EXITED) |
f1d60962 ZJS |
1321 | log_info("Main processes terminated with: code=%s/status=%i", |
1322 | sigchld_code_to_string(c.exit_code), c.exit_status); | |
2a453c2e | 1323 | else if (c.exit_code > 0) |
f1d60962 ZJS |
1324 | log_info("Main processes terminated with: code=%s/status=%s", |
1325 | sigchld_code_to_string(c.exit_code), signal_to_string(c.exit_status)); | |
2a453c2e | 1326 | |
1f65fd49 ZJS |
1327 | if (timestamp_is_set(c.inactive_enter_usec) && |
1328 | timestamp_is_set(c.inactive_exit_usec) && | |
2a453c2e LP |
1329 | c.inactive_enter_usec > c.inactive_exit_usec) { |
1330 | char ts[FORMAT_TIMESPAN_MAX]; | |
f1d60962 ZJS |
1331 | log_info("Service runtime: %s", |
1332 | format_timespan(ts, sizeof ts, c.inactive_enter_usec - c.inactive_exit_usec, USEC_PER_MSEC)); | |
2a453c2e LP |
1333 | } |
1334 | ||
655aab20 | 1335 | if (c.cpu_usage_nsec != NSEC_INFINITY) { |
2a453c2e | 1336 | char ts[FORMAT_TIMESPAN_MAX]; |
f1d60962 | 1337 | log_info("CPU time consumed: %s", |
d7a0f1f4 | 1338 | format_timespan(ts, sizeof ts, DIV_ROUND_UP(c.cpu_usage_nsec, NSEC_PER_USEC), USEC_PER_MSEC)); |
2a453c2e | 1339 | } |
655aab20 LP |
1340 | |
1341 | if (c.ip_ingress_bytes != UINT64_MAX) { | |
1342 | char bytes[FORMAT_BYTES_MAX]; | |
f1d60962 | 1343 | log_info("IP traffic received: %s", format_bytes(bytes, sizeof bytes, c.ip_ingress_bytes)); |
655aab20 LP |
1344 | } |
1345 | if (c.ip_egress_bytes != UINT64_MAX) { | |
1346 | char bytes[FORMAT_BYTES_MAX]; | |
f1d60962 | 1347 | log_info("IP traffic sent: %s", format_bytes(bytes, sizeof bytes, c.ip_egress_bytes)); |
655aab20 | 1348 | } |
826f7cb1 LP |
1349 | if (c.io_read_bytes != UINT64_MAX) { |
1350 | char bytes[FORMAT_BYTES_MAX]; | |
f1d60962 | 1351 | log_info("IO bytes read: %s", format_bytes(bytes, sizeof bytes, c.io_read_bytes)); |
826f7cb1 LP |
1352 | } |
1353 | if (c.io_write_bytes != UINT64_MAX) { | |
1354 | char bytes[FORMAT_BYTES_MAX]; | |
f1d60962 | 1355 | log_info("IO bytes written: %s", format_bytes(bytes, sizeof bytes, c.io_write_bytes)); |
826f7cb1 | 1356 | } |
2a453c2e LP |
1357 | } |
1358 | ||
7f3614e5 ZJS |
1359 | /* Try to propagate the service's return value. But if the service defines |
1360 | * e.g. SuccessExitStatus, honour this, and return 0 to mean "success". */ | |
1361 | if (streq_ptr(c.result, "success")) | |
1362 | *retval = 0; | |
1363 | else if (streq_ptr(c.result, "exit-code") && c.exit_status > 0) | |
2a453c2e | 1364 | *retval = c.exit_status; |
7f3614e5 ZJS |
1365 | else if (streq_ptr(c.result, "signal")) |
1366 | *retval = EXIT_EXCEPTION; | |
2a453c2e LP |
1367 | else |
1368 | *retval = EXIT_FAILURE; | |
1369 | } | |
7040b626 LP |
1370 | |
1371 | return 0; | |
6c12b52e LP |
1372 | } |
1373 | ||
00f8eea8 LP |
1374 | static int acquire_invocation_id(sd_bus *bus, sd_id128_t *ret) { |
1375 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
1376 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
1377 | const void *p; | |
1378 | size_t l; | |
1379 | int r; | |
1380 | ||
1381 | assert(bus); | |
1382 | assert(ret); | |
6c12b52e | 1383 | |
00f8eea8 LP |
1384 | r = sd_bus_get_property(bus, |
1385 | "org.freedesktop.systemd1", | |
1386 | "/org/freedesktop/systemd1/unit/self", | |
1387 | "org.freedesktop.systemd1.Unit", | |
1388 | "InvocationID", | |
1389 | &error, | |
1390 | &reply, | |
1391 | "ay"); | |
1392 | if (r < 0) | |
1393 | return log_error_errno(r, "Failed to request invocation ID for scope: %s", bus_error_message(&error, r)); | |
1394 | ||
1395 | r = sd_bus_message_read_array(reply, 'y', &p, &l); | |
1396 | if (r < 0) | |
1397 | return bus_log_parse_error(r); | |
1398 | ||
1399 | if (l != sizeof(sd_id128_t)) | |
1400 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Invalid UUID size, %zu != %zu.", l, sizeof(sd_id128_t)); | |
1401 | ||
1402 | memcpy(ret, p, l); | |
1403 | return 0; | |
1404 | } | |
1405 | ||
1406 | static int start_transient_scope(sd_bus *bus) { | |
4afd3348 LP |
1407 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
1408 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL; | |
de158ed2 | 1409 | _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL; |
9b15b784 | 1410 | _cleanup_strv_free_ char **env = NULL, **user_env = NULL; |
4c213d6c | 1411 | _cleanup_free_ char *scope = NULL; |
de158ed2 | 1412 | const char *object = NULL; |
00f8eea8 | 1413 | sd_id128_t invocation_id; |
6c12b52e LP |
1414 | int r; |
1415 | ||
8159d91a | 1416 | assert(bus); |
badd28e1 | 1417 | assert(!strv_isempty(arg_cmdline)); |
8159d91a | 1418 | |
de158ed2 LP |
1419 | r = bus_wait_for_jobs_new(bus, &w); |
1420 | if (r < 0) | |
1421 | return log_oom(); | |
1422 | ||
7de80bfe | 1423 | if (arg_unit) { |
df7c4eb6 ZJS |
1424 | r = unit_name_mangle_with_suffix(arg_unit, "as unit", |
1425 | arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN, | |
1426 | ".scope", &scope); | |
7410616c LP |
1427 | if (r < 0) |
1428 | return log_error_errno(r, "Failed to mangle scope name: %m"); | |
9c8d1e1a LP |
1429 | } else { |
1430 | r = make_unit_name(bus, UNIT_SCOPE, &scope); | |
1431 | if (r < 0) | |
1432 | return r; | |
1433 | } | |
6c12b52e | 1434 | |
7ad61613 | 1435 | r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "StartTransientUnit"); |
c2756a68 | 1436 | if (r < 0) |
7040b626 | 1437 | return bus_log_create_error(r); |
c2756a68 | 1438 | |
8c7db2fb EV |
1439 | r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password); |
1440 | if (r < 0) | |
1441 | return bus_log_create_error(r); | |
1442 | ||
9b15b784 | 1443 | /* Name and Mode */ |
4c213d6c WC |
1444 | r = sd_bus_message_append(m, "ss", scope, "fail"); |
1445 | if (r < 0) | |
1446 | return bus_log_create_error(r); | |
1447 | ||
9b15b784 | 1448 | /* Properties */ |
4c213d6c WC |
1449 | r = sd_bus_message_open_container(m, 'a', "(sv)"); |
1450 | if (r < 0) | |
1451 | return bus_log_create_error(r); | |
1452 | ||
1453 | r = transient_scope_set_properties(m); | |
1454 | if (r < 0) | |
f53bddf3 | 1455 | return r; |
4c213d6c WC |
1456 | |
1457 | r = sd_bus_message_close_container(m); | |
1458 | if (r < 0) | |
1459 | return bus_log_create_error(r); | |
1460 | ||
ee451d76 | 1461 | /* Auxiliary units */ |
4c213d6c | 1462 | r = sd_bus_message_append(m, "a(sa(sv))", 0); |
6c12b52e | 1463 | if (r < 0) |
7040b626 | 1464 | return bus_log_create_error(r); |
6c12b52e | 1465 | |
8a4b13c5 | 1466 | polkit_agent_open_if_enabled(arg_transport, arg_ask_password); |
8c7db2fb | 1467 | |
de158ed2 | 1468 | r = sd_bus_call(bus, m, 0, &error, &reply); |
4ae25393 | 1469 | if (r < 0) |
2a03b9ed | 1470 | return log_error_errno(r, "Failed to start transient scope unit: %s", bus_error_message(&error, r)); |
c2756a68 | 1471 | |
00f8eea8 LP |
1472 | r = sd_bus_message_read(reply, "o", &object); |
1473 | if (r < 0) | |
1474 | return bus_log_parse_error(r); | |
1475 | ||
1476 | r = bus_wait_for_jobs_one(w, object, arg_quiet); | |
1477 | if (r < 0) | |
1478 | return r; | |
1479 | ||
1480 | r = acquire_invocation_id(bus, &invocation_id); | |
1481 | if (r < 0) | |
1482 | return r; | |
1483 | ||
1484 | r = strv_extendf(&user_env, "INVOCATION_ID=" SD_ID128_FORMAT_STR, SD_ID128_FORMAT_VAL(invocation_id)); | |
1485 | if (r < 0) | |
1486 | return log_oom(); | |
1487 | ||
4de33e7f | 1488 | if (arg_nice_set) { |
4a62c710 MS |
1489 | if (setpriority(PRIO_PROCESS, 0, arg_nice) < 0) |
1490 | return log_error_errno(errno, "Failed to set nice level: %m"); | |
4de33e7f LP |
1491 | } |
1492 | ||
1493 | if (arg_exec_group) { | |
1494 | gid_t gid; | |
1495 | ||
fafff8f1 | 1496 | r = get_group_creds(&arg_exec_group, &gid, 0); |
f647962d MS |
1497 | if (r < 0) |
1498 | return log_error_errno(r, "Failed to resolve group %s: %m", arg_exec_group); | |
4de33e7f | 1499 | |
4a62c710 MS |
1500 | if (setresgid(gid, gid, gid) < 0) |
1501 | return log_error_errno(errno, "Failed to change GID to " GID_FMT ": %m", gid); | |
4de33e7f LP |
1502 | } |
1503 | ||
1504 | if (arg_exec_user) { | |
1505 | const char *home, *shell; | |
1506 | uid_t uid; | |
1507 | gid_t gid; | |
1508 | ||
43ad3ad7 | 1509 | r = get_user_creds(&arg_exec_user, &uid, &gid, &home, &shell, USER_CREDS_CLEAN|USER_CREDS_PREFER_NSS); |
f647962d MS |
1510 | if (r < 0) |
1511 | return log_error_errno(r, "Failed to resolve user %s: %m", arg_exec_user); | |
4de33e7f | 1512 | |
be39ccf3 LP |
1513 | if (home) { |
1514 | r = strv_extendf(&user_env, "HOME=%s", home); | |
1515 | if (r < 0) | |
1516 | return log_oom(); | |
1517 | } | |
4de33e7f | 1518 | |
be39ccf3 LP |
1519 | if (shell) { |
1520 | r = strv_extendf(&user_env, "SHELL=%s", shell); | |
1521 | if (r < 0) | |
1522 | return log_oom(); | |
1523 | } | |
4de33e7f LP |
1524 | |
1525 | r = strv_extendf(&user_env, "USER=%s", arg_exec_user); | |
1526 | if (r < 0) | |
1527 | return log_oom(); | |
1528 | ||
1529 | r = strv_extendf(&user_env, "LOGNAME=%s", arg_exec_user); | |
1530 | if (r < 0) | |
1531 | return log_oom(); | |
1532 | ||
1533 | if (!arg_exec_group) { | |
4a62c710 MS |
1534 | if (setresgid(gid, gid, gid) < 0) |
1535 | return log_error_errno(errno, "Failed to change GID to " GID_FMT ": %m", gid); | |
4de33e7f LP |
1536 | } |
1537 | ||
4a62c710 MS |
1538 | if (setresuid(uid, uid, uid) < 0) |
1539 | return log_error_errno(errno, "Failed to change UID to " UID_FMT ": %m", uid); | |
4de33e7f LP |
1540 | } |
1541 | ||
1542 | env = strv_env_merge(3, environ, user_env, arg_environment); | |
1543 | if (!env) | |
1544 | return log_oom(); | |
1545 | ||
095dc596 | 1546 | if (!arg_quiet) |
f3ea87af | 1547 | log_info("Running scope as unit: %s", scope); |
7040b626 | 1548 | |
badd28e1 | 1549 | execvpe(arg_cmdline[0], arg_cmdline, env); |
9b15b784 LP |
1550 | |
1551 | return log_error_errno(errno, "Failed to execute: %m"); | |
1552 | } | |
1553 | ||
d59ef3e2 | 1554 | static int start_transient_trigger( |
9b15b784 | 1555 | sd_bus *bus, |
d59ef3e2 | 1556 | const char *suffix) { |
9b15b784 | 1557 | |
4afd3348 LP |
1558 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
1559 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL; | |
de158ed2 | 1560 | _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL; |
d59ef3e2 | 1561 | _cleanup_free_ char *trigger = NULL, *service = NULL; |
de158ed2 | 1562 | const char *object = NULL; |
9b15b784 LP |
1563 | int r; |
1564 | ||
1565 | assert(bus); | |
9b15b784 | 1566 | |
de158ed2 LP |
1567 | r = bus_wait_for_jobs_new(bus, &w); |
1568 | if (r < 0) | |
1569 | return log_oom(); | |
1570 | ||
9b15b784 | 1571 | if (arg_unit) { |
7410616c | 1572 | switch (unit_name_to_type(arg_unit)) { |
9b15b784 LP |
1573 | |
1574 | case UNIT_SERVICE: | |
1575 | service = strdup(arg_unit); | |
1576 | if (!service) | |
1577 | return log_oom(); | |
1578 | ||
d59ef3e2 | 1579 | r = unit_name_change_suffix(service, suffix, &trigger); |
7410616c LP |
1580 | if (r < 0) |
1581 | return log_error_errno(r, "Failed to change unit suffix: %m"); | |
9b15b784 LP |
1582 | break; |
1583 | ||
1584 | case UNIT_TIMER: | |
d59ef3e2 YW |
1585 | trigger = strdup(arg_unit); |
1586 | if (!trigger) | |
9b15b784 LP |
1587 | return log_oom(); |
1588 | ||
d59ef3e2 | 1589 | r = unit_name_change_suffix(trigger, ".service", &service); |
7410616c LP |
1590 | if (r < 0) |
1591 | return log_error_errno(r, "Failed to change unit suffix: %m"); | |
9b15b784 LP |
1592 | break; |
1593 | ||
1594 | default: | |
df7c4eb6 ZJS |
1595 | r = unit_name_mangle_with_suffix(arg_unit, "as unit", |
1596 | arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN, | |
1597 | ".service", &service); | |
7410616c LP |
1598 | if (r < 0) |
1599 | return log_error_errno(r, "Failed to mangle unit name: %m"); | |
9b15b784 | 1600 | |
df7c4eb6 ZJS |
1601 | r = unit_name_mangle_with_suffix(arg_unit, "as trigger", |
1602 | arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN, | |
1603 | suffix, &trigger); | |
7410616c LP |
1604 | if (r < 0) |
1605 | return log_error_errno(r, "Failed to mangle unit name: %m"); | |
9b15b784 LP |
1606 | |
1607 | break; | |
1608 | } | |
9c8d1e1a LP |
1609 | } else { |
1610 | r = make_unit_name(bus, UNIT_SERVICE, &service); | |
1611 | if (r < 0) | |
1612 | return r; | |
1613 | ||
d59ef3e2 | 1614 | r = unit_name_change_suffix(service, suffix, &trigger); |
9c8d1e1a LP |
1615 | if (r < 0) |
1616 | return log_error_errno(r, "Failed to change unit suffix: %m"); | |
1617 | } | |
9b15b784 | 1618 | |
7ad61613 | 1619 | r = bus_message_new_method_call(bus, &m, bus_systemd_mgr, "StartTransientUnit"); |
9b15b784 LP |
1620 | if (r < 0) |
1621 | return bus_log_create_error(r); | |
1622 | ||
8c7db2fb EV |
1623 | r = sd_bus_message_set_allow_interactive_authorization(m, arg_ask_password); |
1624 | if (r < 0) | |
1625 | return bus_log_create_error(r); | |
1626 | ||
9b15b784 | 1627 | /* Name and Mode */ |
d59ef3e2 | 1628 | r = sd_bus_message_append(m, "ss", trigger, "fail"); |
9b15b784 LP |
1629 | if (r < 0) |
1630 | return bus_log_create_error(r); | |
1631 | ||
1632 | /* Properties */ | |
1633 | r = sd_bus_message_open_container(m, 'a', "(sv)"); | |
1634 | if (r < 0) | |
1635 | return bus_log_create_error(r); | |
1636 | ||
d59ef3e2 YW |
1637 | if (streq(suffix, ".path")) |
1638 | r = transient_unit_set_properties(m, UNIT_PATH, arg_path_property); | |
1639 | else if (streq(suffix, ".socket")) | |
1640 | r = transient_unit_set_properties(m, UNIT_SOCKET, arg_socket_property); | |
1641 | else if (streq(suffix, ".timer")) | |
1642 | r = transient_timer_set_properties(m); | |
1643 | else | |
1644 | assert_not_reached("Invalid suffix"); | |
9b15b784 | 1645 | if (r < 0) |
f53bddf3 | 1646 | return r; |
9b15b784 LP |
1647 | |
1648 | r = sd_bus_message_close_container(m); | |
1649 | if (r < 0) | |
1650 | return bus_log_create_error(r); | |
1651 | ||
1652 | r = sd_bus_message_open_container(m, 'a', "(sa(sv))"); | |
1653 | if (r < 0) | |
1654 | return bus_log_create_error(r); | |
1655 | ||
badd28e1 | 1656 | if (!strv_isempty(arg_cmdline)) { |
9b15b784 LP |
1657 | r = sd_bus_message_open_container(m, 'r', "sa(sv)"); |
1658 | if (r < 0) | |
1659 | return bus_log_create_error(r); | |
1660 | ||
1661 | r = sd_bus_message_append(m, "s", service); | |
1662 | if (r < 0) | |
1663 | return bus_log_create_error(r); | |
1664 | ||
1665 | r = sd_bus_message_open_container(m, 'a', "(sv)"); | |
1666 | if (r < 0) | |
1667 | return bus_log_create_error(r); | |
1668 | ||
badd28e1 | 1669 | r = transient_service_set_properties(m, NULL); |
9b15b784 | 1670 | if (r < 0) |
f53bddf3 | 1671 | return r; |
9b15b784 LP |
1672 | |
1673 | r = sd_bus_message_close_container(m); | |
1674 | if (r < 0) | |
1675 | return bus_log_create_error(r); | |
1676 | ||
1677 | r = sd_bus_message_close_container(m); | |
1678 | if (r < 0) | |
1679 | return bus_log_create_error(r); | |
1680 | } | |
1681 | ||
1682 | r = sd_bus_message_close_container(m); | |
1683 | if (r < 0) | |
1684 | return bus_log_create_error(r); | |
1685 | ||
8a4b13c5 | 1686 | polkit_agent_open_if_enabled(arg_transport, arg_ask_password); |
8c7db2fb | 1687 | |
de158ed2 | 1688 | r = sd_bus_call(bus, m, 0, &error, &reply); |
4ae25393 | 1689 | if (r < 0) |
2a03b9ed | 1690 | return log_error_errno(r, "Failed to start transient %s unit: %s", suffix + 1, bus_error_message(&error, r)); |
9b15b784 | 1691 | |
de158ed2 LP |
1692 | r = sd_bus_message_read(reply, "o", &object); |
1693 | if (r < 0) | |
1694 | return bus_log_parse_error(r); | |
1695 | ||
1696 | r = bus_wait_for_jobs_one(w, object, arg_quiet); | |
1697 | if (r < 0) | |
1698 | return r; | |
1699 | ||
3dea75de | 1700 | if (!arg_quiet) { |
d59ef3e2 | 1701 | log_info("Running %s as unit: %s", suffix + 1, trigger); |
badd28e1 | 1702 | if (!strv_isempty(arg_cmdline)) |
3dea75de NO |
1703 | log_info("Will run service as unit: %s", service); |
1704 | } | |
9b15b784 LP |
1705 | |
1706 | return 0; | |
c2756a68 LP |
1707 | } |
1708 | ||
ef08ad7a | 1709 | static int run(int argc, char* argv[]) { |
4afd3348 | 1710 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; |
badd28e1 | 1711 | _cleanup_free_ char *description = NULL; |
2a453c2e | 1712 | int r, retval = EXIT_SUCCESS; |
c2756a68 | 1713 | |
1a043959 | 1714 | log_show_color(true); |
c2756a68 LP |
1715 | log_parse_environment(); |
1716 | log_open(); | |
1717 | ||
6c12b52e LP |
1718 | r = parse_argv(argc, argv); |
1719 | if (r <= 0) | |
0565120f | 1720 | return r; |
c2756a68 | 1721 | |
8038b99d ZJS |
1722 | if (!strv_isempty(arg_cmdline) && |
1723 | arg_transport == BUS_TRANSPORT_LOCAL && | |
1724 | !strv_find_startswith(arg_property, "RootDirectory=") && | |
1725 | !strv_find_startswith(arg_property, "RootImage=")) { | |
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 */ | |
5dca7739 | 1754 | if (arg_wait || arg_stdio != ARG_STDIO_NONE) |
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) |
ddbab78f | 1759 | return bus_log_connect_error(r); |
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 | |
1777 | DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(run); |