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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
3d7415f4 LP |
2 | |
3 | #include <sys/prctl.h> | |
d7e454ba | 4 | #include <sys/wait.h> |
3d7415f4 LP |
5 | |
6 | #include "sd-bus.h" | |
3ffd4af2 | 7 | |
b5efdb8a | 8 | #include "alloc-util.h" |
3d7415f4 | 9 | #include "bus-common-errors.h" |
3ffd4af2 | 10 | #include "bus-util.h" |
a97dcc12 | 11 | #include "def.h" |
3ffd4af2 LP |
12 | #include "fd-util.h" |
13 | #include "hostname-util.h" | |
14 | #include "import-util.h" | |
432cea00 | 15 | #include "machine-pool.h" |
5e332028 | 16 | #include "main-func.h" |
3ffd4af2 LP |
17 | #include "missing.h" |
18 | #include "mkdir.h" | |
6bedfcbb | 19 | #include "parse-util.h" |
113b3fc1 | 20 | #include "path-util.h" |
0b452006 | 21 | #include "process-util.h" |
24882e06 | 22 | #include "signal-util.h" |
3ffd4af2 | 23 | #include "socket-util.h" |
8b43440b | 24 | #include "string-table.h" |
3ffd4af2 | 25 | #include "strv.h" |
7ccbd1ae | 26 | #include "syslog-util.h" |
ee104e11 | 27 | #include "user-util.h" |
3ffd4af2 | 28 | #include "util.h" |
49cf4170 | 29 | #include "web-util.h" |
3d7415f4 LP |
30 | |
31 | typedef struct Transfer Transfer; | |
32 | typedef struct Manager Manager; | |
33 | ||
34 | typedef enum TransferType { | |
b6e676ce LP |
35 | TRANSFER_IMPORT_TAR, |
36 | TRANSFER_IMPORT_RAW, | |
587fec42 LP |
37 | TRANSFER_EXPORT_TAR, |
38 | TRANSFER_EXPORT_RAW, | |
b6e676ce LP |
39 | TRANSFER_PULL_TAR, |
40 | TRANSFER_PULL_RAW, | |
3d7415f4 LP |
41 | _TRANSFER_TYPE_MAX, |
42 | _TRANSFER_TYPE_INVALID = -1, | |
43 | } TransferType; | |
44 | ||
45 | struct Transfer { | |
46 | Manager *manager; | |
47 | ||
48 | uint32_t id; | |
49 | char *object_path; | |
50 | ||
51 | TransferType type; | |
52 | ImportVerify verify; | |
53 | ||
54 | char *remote; | |
55 | char *local; | |
56 | bool force_local; | |
b6e676ce | 57 | bool read_only; |
3d7415f4 | 58 | |
587fec42 | 59 | char *format; |
3d7415f4 LP |
60 | |
61 | pid_t pid; | |
62 | ||
63 | int log_fd; | |
64 | ||
65 | char log_message[LINE_MAX]; | |
66 | size_t log_message_size; | |
67 | ||
68 | sd_event_source *pid_event_source; | |
69 | sd_event_source *log_event_source; | |
70 | ||
71 | unsigned n_canceled; | |
7079cfef | 72 | unsigned progress_percent; |
b6e676ce LP |
73 | |
74 | int stdin_fd; | |
587fec42 | 75 | int stdout_fd; |
3d7415f4 LP |
76 | }; |
77 | ||
78 | struct Manager { | |
79 | sd_event *event; | |
80 | sd_bus *bus; | |
81 | ||
82 | uint32_t current_transfer_id; | |
83 | Hashmap *transfers; | |
84 | ||
85 | Hashmap *polkit_registry; | |
7079cfef LP |
86 | |
87 | int notify_fd; | |
88 | ||
89 | sd_event_source *notify_event_source; | |
3d7415f4 LP |
90 | }; |
91 | ||
92 | #define TRANSFERS_MAX 64 | |
93 | ||
94 | static const char* const transfer_type_table[_TRANSFER_TYPE_MAX] = { | |
b6e676ce LP |
95 | [TRANSFER_IMPORT_TAR] = "import-tar", |
96 | [TRANSFER_IMPORT_RAW] = "import-raw", | |
587fec42 LP |
97 | [TRANSFER_EXPORT_TAR] = "export-tar", |
98 | [TRANSFER_EXPORT_RAW] = "export-raw", | |
b6e676ce LP |
99 | [TRANSFER_PULL_TAR] = "pull-tar", |
100 | [TRANSFER_PULL_RAW] = "pull-raw", | |
3d7415f4 LP |
101 | }; |
102 | ||
b9a5f858 | 103 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_TO_STRING(transfer_type, TransferType); |
3d7415f4 LP |
104 | |
105 | static Transfer *transfer_unref(Transfer *t) { | |
106 | if (!t) | |
107 | return NULL; | |
108 | ||
109 | if (t->manager) | |
110 | hashmap_remove(t->manager->transfers, UINT32_TO_PTR(t->id)); | |
111 | ||
112 | sd_event_source_unref(t->pid_event_source); | |
113 | sd_event_source_unref(t->log_event_source); | |
114 | ||
115 | free(t->remote); | |
116 | free(t->local); | |
587fec42 | 117 | free(t->format); |
3d7415f4 LP |
118 | free(t->object_path); |
119 | ||
120 | if (t->pid > 0) { | |
121 | (void) kill_and_sigcont(t->pid, SIGKILL); | |
122 | (void) wait_for_terminate(t->pid, NULL); | |
123 | } | |
124 | ||
125 | safe_close(t->log_fd); | |
b6e676ce | 126 | safe_close(t->stdin_fd); |
587fec42 | 127 | safe_close(t->stdout_fd); |
3d7415f4 | 128 | |
6b430fdb | 129 | return mfree(t); |
3d7415f4 LP |
130 | } |
131 | ||
132 | DEFINE_TRIVIAL_CLEANUP_FUNC(Transfer*, transfer_unref); | |
133 | ||
134 | static int transfer_new(Manager *m, Transfer **ret) { | |
135 | _cleanup_(transfer_unrefp) Transfer *t = NULL; | |
136 | uint32_t id; | |
137 | int r; | |
138 | ||
139 | assert(m); | |
140 | assert(ret); | |
141 | ||
142 | if (hashmap_size(m->transfers) >= TRANSFERS_MAX) | |
143 | return -E2BIG; | |
144 | ||
145 | r = hashmap_ensure_allocated(&m->transfers, &trivial_hash_ops); | |
146 | if (r < 0) | |
147 | return r; | |
148 | ||
0d94088e | 149 | t = new(Transfer, 1); |
3d7415f4 LP |
150 | if (!t) |
151 | return -ENOMEM; | |
152 | ||
0d94088e YW |
153 | *t = (Transfer) { |
154 | .type = _TRANSFER_TYPE_INVALID, | |
155 | .log_fd = -1, | |
156 | .stdin_fd = -1, | |
157 | .stdout_fd = -1, | |
158 | .verify = _IMPORT_VERIFY_INVALID, | |
159 | }; | |
3d7415f4 LP |
160 | |
161 | id = m->current_transfer_id + 1; | |
162 | ||
163 | if (asprintf(&t->object_path, "/org/freedesktop/import1/transfer/_%" PRIu32, id) < 0) | |
164 | return -ENOMEM; | |
165 | ||
166 | r = hashmap_put(m->transfers, UINT32_TO_PTR(id), t); | |
167 | if (r < 0) | |
168 | return r; | |
169 | ||
170 | m->current_transfer_id = id; | |
171 | ||
172 | t->manager = m; | |
173 | t->id = id; | |
174 | ||
1cc6c93a | 175 | *ret = TAKE_PTR(t); |
3d7415f4 LP |
176 | |
177 | return 0; | |
178 | } | |
179 | ||
180 | static void transfer_send_log_line(Transfer *t, const char *line) { | |
181 | int r, priority = LOG_INFO; | |
182 | ||
183 | assert(t); | |
184 | assert(line); | |
185 | ||
186 | syslog_parse_priority(&line, &priority, true); | |
187 | ||
09d46cfd | 188 | log_full(priority, "(transfer%" PRIu32 ") %s", t->id, line); |
3d7415f4 LP |
189 | |
190 | r = sd_bus_emit_signal( | |
191 | t->manager->bus, | |
192 | t->object_path, | |
193 | "org.freedesktop.import1.Transfer", | |
194 | "LogMessage", | |
195 | "us", | |
196 | priority, | |
197 | line); | |
198 | if (r < 0) | |
5b6299ee | 199 | log_warning_errno(r, "Cannot emit log message signal, ignoring: %m"); |
3d7415f4 LP |
200 | } |
201 | ||
202 | static void transfer_send_logs(Transfer *t, bool flush) { | |
203 | assert(t); | |
204 | ||
205 | /* Try to send out all log messages, if we can. But if we | |
206 | * can't we remove the messages from the buffer, but don't | |
207 | * fail */ | |
208 | ||
209 | while (t->log_message_size > 0) { | |
210 | _cleanup_free_ char *n = NULL; | |
211 | char *e; | |
212 | ||
213 | if (t->log_message_size >= sizeof(t->log_message)) | |
214 | e = t->log_message + sizeof(t->log_message); | |
215 | else { | |
216 | char *a, *b; | |
217 | ||
218 | a = memchr(t->log_message, 0, t->log_message_size); | |
219 | b = memchr(t->log_message, '\n', t->log_message_size); | |
220 | ||
221 | if (a && b) | |
222 | e = a < b ? a : b; | |
223 | else if (a) | |
224 | e = a; | |
225 | else | |
226 | e = b; | |
227 | } | |
228 | ||
229 | if (!e) { | |
230 | if (!flush) | |
231 | return; | |
232 | ||
233 | e = t->log_message + t->log_message_size; | |
234 | } | |
235 | ||
236 | n = strndup(t->log_message, e - t->log_message); | |
237 | ||
238 | /* Skip over NUL and newlines */ | |
3dad3203 | 239 | while (e < t->log_message + t->log_message_size && (*e == 0 || *e == '\n')) |
3d7415f4 LP |
240 | e++; |
241 | ||
242 | memmove(t->log_message, e, t->log_message + sizeof(t->log_message) - e); | |
243 | t->log_message_size -= e - t->log_message; | |
244 | ||
245 | if (!n) { | |
246 | log_oom(); | |
247 | continue; | |
248 | } | |
249 | ||
250 | if (isempty(n)) | |
251 | continue; | |
252 | ||
253 | transfer_send_log_line(t, n); | |
254 | } | |
255 | } | |
256 | ||
257 | static int transfer_finalize(Transfer *t, bool success) { | |
258 | int r; | |
259 | ||
260 | assert(t); | |
261 | ||
262 | transfer_send_logs(t, true); | |
263 | ||
264 | r = sd_bus_emit_signal( | |
265 | t->manager->bus, | |
266 | "/org/freedesktop/import1", | |
267 | "org.freedesktop.import1.Manager", | |
268 | "TransferRemoved", | |
269 | "uos", | |
270 | t->id, | |
271 | t->object_path, | |
272 | success ? "done" : | |
273 | t->n_canceled > 0 ? "canceled" : "failed"); | |
274 | ||
275 | if (r < 0) | |
276 | log_error_errno(r, "Cannot emit message: %m"); | |
277 | ||
278 | transfer_unref(t); | |
279 | return 0; | |
280 | } | |
281 | ||
282 | static int transfer_cancel(Transfer *t) { | |
283 | int r; | |
284 | ||
285 | assert(t); | |
286 | ||
287 | r = kill_and_sigcont(t->pid, t->n_canceled < 3 ? SIGTERM : SIGKILL); | |
288 | if (r < 0) | |
289 | return r; | |
290 | ||
291 | t->n_canceled++; | |
292 | return 0; | |
293 | } | |
294 | ||
295 | static int transfer_on_pid(sd_event_source *s, const siginfo_t *si, void *userdata) { | |
296 | Transfer *t = userdata; | |
297 | bool success = false; | |
298 | ||
299 | assert(s); | |
300 | assert(t); | |
301 | ||
302 | if (si->si_code == CLD_EXITED) { | |
303 | if (si->si_status != 0) | |
4b71c27b | 304 | log_error("Transfer process failed with exit code %i.", si->si_status); |
3d7415f4 | 305 | else { |
4b71c27b | 306 | log_debug("Transfer process succeeded."); |
3d7415f4 LP |
307 | success = true; |
308 | } | |
309 | ||
3742095b | 310 | } else if (IN_SET(si->si_code, CLD_KILLED, CLD_DUMPED)) |
4b71c27b | 311 | log_error("Transfer process terminated by signal %s.", signal_to_string(si->si_status)); |
3d7415f4 | 312 | else |
4b71c27b | 313 | log_error("Transfer process failed due to unknown reason."); |
3d7415f4 LP |
314 | |
315 | t->pid = 0; | |
316 | ||
317 | return transfer_finalize(t, success); | |
318 | } | |
319 | ||
320 | static int transfer_on_log(sd_event_source *s, int fd, uint32_t revents, void *userdata) { | |
321 | Transfer *t = userdata; | |
322 | ssize_t l; | |
323 | ||
324 | assert(s); | |
325 | assert(t); | |
326 | ||
327 | l = read(fd, t->log_message + t->log_message_size, sizeof(t->log_message) - t->log_message_size); | |
328 | if (l <= 0) { | |
329 | /* EOF/read error. We just close the pipe here, and | |
330 | * close the watch, waiting for the SIGCHLD to arrive, | |
331 | * before we do anything else. */ | |
332 | ||
333 | if (l < 0) | |
334 | log_error_errno(errno, "Failed to read log message: %m"); | |
335 | ||
336 | t->log_event_source = sd_event_source_unref(t->log_event_source); | |
337 | return 0; | |
338 | } | |
339 | ||
340 | t->log_message_size += l; | |
341 | ||
342 | transfer_send_logs(t, false); | |
343 | ||
344 | return 0; | |
345 | } | |
346 | ||
347 | static int transfer_start(Transfer *t) { | |
348 | _cleanup_close_pair_ int pipefd[2] = { -1, -1 }; | |
349 | int r; | |
350 | ||
351 | assert(t); | |
352 | assert(t->pid <= 0); | |
353 | ||
354 | if (pipe2(pipefd, O_CLOEXEC) < 0) | |
355 | return -errno; | |
356 | ||
4c253ed1 LP |
357 | r = safe_fork("(sd-transfer)", FORK_RESET_SIGNALS|FORK_DEATHSIG, &t->pid); |
358 | if (r < 0) | |
359 | return r; | |
360 | if (r == 0) { | |
3d7415f4 | 361 | const char *cmd[] = { |
587fec42 | 362 | NULL, /* systemd-import, systemd-export or systemd-pull */ |
b43d75c3 | 363 | NULL, /* tar, raw */ |
b6e676ce | 364 | NULL, /* --verify= */ |
3d7415f4 LP |
365 | NULL, /* verify argument */ |
366 | NULL, /* maybe --force */ | |
b6e676ce | 367 | NULL, /* maybe --read-only */ |
587fec42 LP |
368 | NULL, /* if so: the actual URL */ |
369 | NULL, /* maybe --format= */ | |
370 | NULL, /* if so: the actual format */ | |
3d7415f4 LP |
371 | NULL, /* remote */ |
372 | NULL, /* local */ | |
373 | NULL | |
374 | }; | |
b6e676ce | 375 | unsigned k = 0; |
3d7415f4 LP |
376 | |
377 | /* Child */ | |
378 | ||
3d7415f4 LP |
379 | pipefd[0] = safe_close(pipefd[0]); |
380 | ||
2b33ab09 LP |
381 | r = rearrange_stdio(t->stdin_fd, |
382 | t->stdout_fd < 0 ? pipefd[1] : t->stdout_fd, | |
383 | pipefd[1]); | |
384 | if (r < 0) { | |
385 | log_error_errno(r, "Failed to set stdin/stdout/stderr: %m"); | |
3d7415f4 LP |
386 | _exit(EXIT_FAILURE); |
387 | } | |
388 | ||
df8067ef ZJS |
389 | if (setenv("SYSTEMD_LOG_TARGET", "console-prefixed", 1) < 0 || |
390 | setenv("NOTIFY_SOCKET", "/run/systemd/import/notify", 1) < 0) { | |
391 | log_error_errno(errno, "setenv() failed: %m"); | |
392 | _exit(EXIT_FAILURE); | |
393 | } | |
3d7415f4 | 394 | |
b6e676ce LP |
395 | if (IN_SET(t->type, TRANSFER_IMPORT_TAR, TRANSFER_IMPORT_RAW)) |
396 | cmd[k++] = SYSTEMD_IMPORT_PATH; | |
587fec42 LP |
397 | else if (IN_SET(t->type, TRANSFER_EXPORT_TAR, TRANSFER_EXPORT_RAW)) |
398 | cmd[k++] = SYSTEMD_EXPORT_PATH; | |
b6e676ce LP |
399 | else |
400 | cmd[k++] = SYSTEMD_PULL_PATH; | |
401 | ||
587fec42 | 402 | if (IN_SET(t->type, TRANSFER_IMPORT_TAR, TRANSFER_EXPORT_TAR, TRANSFER_PULL_TAR)) |
b6e676ce | 403 | cmd[k++] = "tar"; |
b6e676ce | 404 | else |
b43d75c3 | 405 | cmd[k++] = "raw"; |
b6e676ce LP |
406 | |
407 | if (t->verify != _IMPORT_VERIFY_INVALID) { | |
408 | cmd[k++] = "--verify"; | |
409 | cmd[k++] = import_verify_to_string(t->verify); | |
410 | } | |
411 | ||
3d7415f4 LP |
412 | if (t->force_local) |
413 | cmd[k++] = "--force"; | |
b6e676ce LP |
414 | if (t->read_only) |
415 | cmd[k++] = "--read-only"; | |
3d7415f4 | 416 | |
587fec42 LP |
417 | if (t->format) { |
418 | cmd[k++] = "--format"; | |
419 | cmd[k++] = t->format; | |
420 | } | |
421 | ||
422 | if (!IN_SET(t->type, TRANSFER_EXPORT_TAR, TRANSFER_EXPORT_RAW)) { | |
423 | if (t->remote) | |
424 | cmd[k++] = t->remote; | |
425 | else | |
426 | cmd[k++] = "-"; | |
427 | } | |
b6e676ce | 428 | |
3d7415f4 LP |
429 | if (t->local) |
430 | cmd[k++] = t->local; | |
431 | cmd[k] = NULL; | |
432 | ||
b6e676ce LP |
433 | execv(cmd[0], (char * const *) cmd); |
434 | log_error_errno(errno, "Failed to execute %s tool: %m", cmd[0]); | |
3d7415f4 LP |
435 | _exit(EXIT_FAILURE); |
436 | } | |
437 | ||
438 | pipefd[1] = safe_close(pipefd[1]); | |
c10d6bdb | 439 | t->log_fd = TAKE_FD(pipefd[0]); |
3d7415f4 | 440 | |
b6e676ce LP |
441 | t->stdin_fd = safe_close(t->stdin_fd); |
442 | ||
3d7415f4 LP |
443 | r = sd_event_add_child(t->manager->event, &t->pid_event_source, t->pid, WEXITED, transfer_on_pid, t); |
444 | if (r < 0) | |
445 | return r; | |
446 | ||
447 | r = sd_event_add_io(t->manager->event, &t->log_event_source, t->log_fd, EPOLLIN, transfer_on_log, t); | |
448 | if (r < 0) | |
449 | return r; | |
450 | ||
451 | /* Make sure always process logging before SIGCHLD */ | |
452 | r = sd_event_source_set_priority(t->log_event_source, SD_EVENT_PRIORITY_NORMAL -5); | |
453 | if (r < 0) | |
454 | return r; | |
455 | ||
456 | r = sd_bus_emit_signal( | |
457 | t->manager->bus, | |
458 | "/org/freedesktop/import1", | |
459 | "org.freedesktop.import1.Manager", | |
460 | "TransferNew", | |
461 | "uo", | |
462 | t->id, | |
463 | t->object_path); | |
464 | if (r < 0) | |
465 | return r; | |
466 | ||
467 | return 0; | |
468 | } | |
469 | ||
470 | static Manager *manager_unref(Manager *m) { | |
471 | Transfer *t; | |
472 | ||
473 | if (!m) | |
474 | return NULL; | |
475 | ||
7079cfef LP |
476 | sd_event_source_unref(m->notify_event_source); |
477 | safe_close(m->notify_fd); | |
478 | ||
3d7415f4 LP |
479 | while ((t = hashmap_first(m->transfers))) |
480 | transfer_unref(t); | |
481 | ||
482 | hashmap_free(m->transfers); | |
483 | ||
484 | bus_verify_polkit_async_registry_free(m->polkit_registry); | |
485 | ||
03976f7b | 486 | m->bus = sd_bus_flush_close_unref(m->bus); |
3d7415f4 LP |
487 | sd_event_unref(m->event); |
488 | ||
6b430fdb | 489 | return mfree(m); |
3d7415f4 LP |
490 | } |
491 | ||
492 | DEFINE_TRIVIAL_CLEANUP_FUNC(Manager*, manager_unref); | |
493 | ||
7079cfef LP |
494 | static int manager_on_notify(sd_event_source *s, int fd, uint32_t revents, void *userdata) { |
495 | ||
496 | char buf[NOTIFY_BUFFER_MAX+1]; | |
497 | struct iovec iovec = { | |
498 | .iov_base = buf, | |
499 | .iov_len = sizeof(buf)-1, | |
500 | }; | |
501 | union { | |
502 | struct cmsghdr cmsghdr; | |
503 | uint8_t buf[CMSG_SPACE(sizeof(struct ucred)) + | |
504 | CMSG_SPACE(sizeof(int) * NOTIFY_FD_MAX)]; | |
505 | } control = {}; | |
506 | struct msghdr msghdr = { | |
507 | .msg_iov = &iovec, | |
508 | .msg_iovlen = 1, | |
509 | .msg_control = &control, | |
510 | .msg_controllen = sizeof(control), | |
511 | }; | |
512 | struct ucred *ucred = NULL; | |
513 | Manager *m = userdata; | |
514 | struct cmsghdr *cmsg; | |
515 | unsigned percent; | |
516 | char *p, *e; | |
517 | Transfer *t; | |
518 | Iterator i; | |
519 | ssize_t n; | |
520 | int r; | |
521 | ||
522 | n = recvmsg(fd, &msghdr, MSG_DONTWAIT|MSG_CMSG_CLOEXEC); | |
523 | if (n < 0) { | |
3742095b | 524 | if (IN_SET(errno, EAGAIN, EINTR)) |
7079cfef LP |
525 | return 0; |
526 | ||
527 | return -errno; | |
528 | } | |
529 | ||
1c8da044 LP |
530 | cmsg_close_all(&msghdr); |
531 | ||
3ee897d6 LP |
532 | CMSG_FOREACH(cmsg, &msghdr) |
533 | if (cmsg->cmsg_level == SOL_SOCKET && | |
534 | cmsg->cmsg_type == SCM_CREDENTIALS && | |
535 | cmsg->cmsg_len == CMSG_LEN(sizeof(struct ucred))) | |
7079cfef | 536 | ucred = (struct ucred*) CMSG_DATA(cmsg); |
7079cfef LP |
537 | |
538 | if (msghdr.msg_flags & MSG_TRUNC) { | |
539 | log_warning("Got overly long notification datagram, ignoring."); | |
540 | return 0; | |
541 | } | |
542 | ||
543 | if (!ucred || ucred->pid <= 0) { | |
544 | log_warning("Got notification datagram lacking credential information, ignoring."); | |
545 | return 0; | |
546 | } | |
547 | ||
548 | HASHMAP_FOREACH(t, m->transfers, i) | |
549 | if (ucred->pid == t->pid) | |
550 | break; | |
551 | ||
552 | if (!t) { | |
553 | log_warning("Got notification datagram from unexpected peer, ignoring."); | |
554 | return 0; | |
555 | } | |
556 | ||
557 | buf[n] = 0; | |
558 | ||
559 | p = startswith(buf, "X_IMPORT_PROGRESS="); | |
560 | if (!p) { | |
561 | p = strstr(buf, "\nX_IMPORT_PROGRESS="); | |
562 | if (!p) | |
563 | return 0; | |
564 | ||
565 | p += 19; | |
566 | } | |
567 | ||
568 | e = strchrnul(p, '\n'); | |
569 | *e = 0; | |
570 | ||
571 | r = safe_atou(p, &percent); | |
572 | if (r < 0 || percent > 100) { | |
573 | log_warning("Got invalid percent value, ignoring."); | |
574 | return 0; | |
575 | } | |
576 | ||
577 | t->progress_percent = percent; | |
578 | ||
579 | log_debug("Got percentage from client: %u%%", percent); | |
580 | return 0; | |
581 | } | |
582 | ||
3d7415f4 LP |
583 | static int manager_new(Manager **ret) { |
584 | _cleanup_(manager_unrefp) Manager *m = NULL; | |
7079cfef LP |
585 | static const union sockaddr_union sa = { |
586 | .un.sun_family = AF_UNIX, | |
587 | .un.sun_path = "/run/systemd/import/notify", | |
588 | }; | |
3d7415f4 LP |
589 | int r; |
590 | ||
591 | assert(ret); | |
592 | ||
593 | m = new0(Manager, 1); | |
594 | if (!m) | |
595 | return -ENOMEM; | |
596 | ||
597 | r = sd_event_default(&m->event); | |
598 | if (r < 0) | |
599 | return r; | |
600 | ||
601 | sd_event_set_watchdog(m->event, true); | |
602 | ||
603 | r = sd_bus_default_system(&m->bus); | |
604 | if (r < 0) | |
605 | return r; | |
606 | ||
7079cfef LP |
607 | m->notify_fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC|SOCK_NONBLOCK, 0); |
608 | if (m->notify_fd < 0) | |
609 | return -errno; | |
610 | ||
611 | (void) mkdir_parents_label(sa.un.sun_path, 0755); | |
155b6876 | 612 | (void) sockaddr_un_unlink(&sa.un); |
7079cfef | 613 | |
fc2fffe7 | 614 | if (bind(m->notify_fd, &sa.sa, SOCKADDR_UN_LEN(sa.un)) < 0) |
7079cfef LP |
615 | return -errno; |
616 | ||
2ff48e98 LP |
617 | r = setsockopt_int(m->notify_fd, SOL_SOCKET, SO_PASSCRED, true); |
618 | if (r < 0) | |
619 | return r; | |
7079cfef LP |
620 | |
621 | r = sd_event_add_io(m->event, &m->notify_event_source, m->notify_fd, EPOLLIN, manager_on_notify, m); | |
622 | if (r < 0) | |
623 | return r; | |
624 | ||
1cc6c93a | 625 | *ret = TAKE_PTR(m); |
3d7415f4 LP |
626 | |
627 | return 0; | |
628 | } | |
629 | ||
b43d75c3 | 630 | static Transfer *manager_find(Manager *m, TransferType type, const char *remote) { |
3d7415f4 LP |
631 | Transfer *t; |
632 | Iterator i; | |
633 | ||
634 | assert(m); | |
635 | assert(type >= 0); | |
636 | assert(type < _TRANSFER_TYPE_MAX); | |
637 | ||
638 | HASHMAP_FOREACH(t, m->transfers, i) { | |
639 | ||
640 | if (t->type == type && | |
b43d75c3 | 641 | streq_ptr(t->remote, remote)) |
3d7415f4 LP |
642 | return t; |
643 | } | |
644 | ||
645 | return NULL; | |
646 | } | |
647 | ||
19070062 | 648 | static int method_import_tar_or_raw(sd_bus_message *msg, void *userdata, sd_bus_error *error) { |
b6e676ce LP |
649 | _cleanup_(transfer_unrefp) Transfer *t = NULL; |
650 | int fd, force, read_only, r; | |
651 | const char *local, *object; | |
652 | Manager *m = userdata; | |
653 | TransferType type; | |
654 | uint32_t id; | |
655 | ||
19070062 LP |
656 | assert(msg); |
657 | assert(m); | |
658 | ||
b6e676ce LP |
659 | r = bus_verify_polkit_async( |
660 | msg, | |
661 | CAP_SYS_ADMIN, | |
662 | "org.freedesktop.import1.import", | |
403ed0e5 | 663 | NULL, |
b6e676ce LP |
664 | false, |
665 | UID_INVALID, | |
666 | &m->polkit_registry, | |
667 | error); | |
668 | if (r < 0) | |
669 | return r; | |
670 | if (r == 0) | |
671 | return 1; /* Will call us back */ | |
672 | ||
673 | r = sd_bus_message_read(msg, "hsbb", &fd, &local, &force, &read_only); | |
674 | if (r < 0) | |
675 | return r; | |
676 | ||
677 | if (!machine_name_is_valid(local)) | |
678 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Local name %s is invalid", local); | |
679 | ||
680 | r = setup_machine_directory((uint64_t) -1, error); | |
681 | if (r < 0) | |
682 | return r; | |
683 | ||
684 | type = streq_ptr(sd_bus_message_get_member(msg), "ImportTar") ? TRANSFER_IMPORT_TAR : TRANSFER_IMPORT_RAW; | |
685 | ||
686 | r = transfer_new(m, &t); | |
687 | if (r < 0) | |
688 | return r; | |
689 | ||
690 | t->type = type; | |
691 | t->force_local = force; | |
692 | t->read_only = read_only; | |
693 | ||
694 | t->local = strdup(local); | |
695 | if (!t->local) | |
696 | return -ENOMEM; | |
697 | ||
698 | t->stdin_fd = fcntl(fd, F_DUPFD_CLOEXEC, 3); | |
699 | if (t->stdin_fd < 0) | |
700 | return -errno; | |
701 | ||
702 | r = transfer_start(t); | |
703 | if (r < 0) | |
704 | return r; | |
705 | ||
706 | object = t->object_path; | |
707 | id = t->id; | |
708 | t = NULL; | |
709 | ||
710 | return sd_bus_reply_method_return(msg, "uo", id, object); | |
711 | } | |
712 | ||
19070062 | 713 | static int method_export_tar_or_raw(sd_bus_message *msg, void *userdata, sd_bus_error *error) { |
587fec42 LP |
714 | _cleanup_(transfer_unrefp) Transfer *t = NULL; |
715 | int fd, r; | |
716 | const char *local, *object, *format; | |
717 | Manager *m = userdata; | |
718 | TransferType type; | |
719 | uint32_t id; | |
720 | ||
19070062 LP |
721 | assert(msg); |
722 | assert(m); | |
723 | ||
587fec42 LP |
724 | r = bus_verify_polkit_async( |
725 | msg, | |
726 | CAP_SYS_ADMIN, | |
727 | "org.freedesktop.import1.export", | |
403ed0e5 | 728 | NULL, |
587fec42 LP |
729 | false, |
730 | UID_INVALID, | |
731 | &m->polkit_registry, | |
732 | error); | |
733 | if (r < 0) | |
734 | return r; | |
735 | if (r == 0) | |
736 | return 1; /* Will call us back */ | |
737 | ||
738 | r = sd_bus_message_read(msg, "shs", &local, &fd, &format); | |
739 | if (r < 0) | |
740 | return r; | |
741 | ||
742 | if (!machine_name_is_valid(local)) | |
743 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Local name %s is invalid", local); | |
744 | ||
745 | type = streq_ptr(sd_bus_message_get_member(msg), "ExportTar") ? TRANSFER_EXPORT_TAR : TRANSFER_EXPORT_RAW; | |
746 | ||
747 | r = transfer_new(m, &t); | |
748 | if (r < 0) | |
749 | return r; | |
750 | ||
751 | t->type = type; | |
752 | ||
753 | if (!isempty(format)) { | |
754 | t->format = strdup(format); | |
755 | if (!t->format) | |
756 | return -ENOMEM; | |
757 | } | |
758 | ||
759 | t->local = strdup(local); | |
760 | if (!t->local) | |
761 | return -ENOMEM; | |
762 | ||
763 | t->stdout_fd = fcntl(fd, F_DUPFD_CLOEXEC, 3); | |
764 | if (t->stdout_fd < 0) | |
765 | return -errno; | |
766 | ||
767 | r = transfer_start(t); | |
768 | if (r < 0) | |
769 | return r; | |
770 | ||
771 | object = t->object_path; | |
772 | id = t->id; | |
773 | t = NULL; | |
774 | ||
775 | return sd_bus_reply_method_return(msg, "uo", id, object); | |
776 | } | |
777 | ||
19070062 | 778 | static int method_pull_tar_or_raw(sd_bus_message *msg, void *userdata, sd_bus_error *error) { |
3d7415f4 LP |
779 | _cleanup_(transfer_unrefp) Transfer *t = NULL; |
780 | const char *remote, *local, *verify, *object; | |
781 | Manager *m = userdata; | |
782 | ImportVerify v; | |
783 | TransferType type; | |
784 | int force, r; | |
785 | uint32_t id; | |
786 | ||
3d7415f4 LP |
787 | assert(msg); |
788 | assert(m); | |
789 | ||
790 | r = bus_verify_polkit_async( | |
791 | msg, | |
792 | CAP_SYS_ADMIN, | |
793 | "org.freedesktop.import1.pull", | |
403ed0e5 | 794 | NULL, |
3d7415f4 | 795 | false, |
c529695e | 796 | UID_INVALID, |
3d7415f4 LP |
797 | &m->polkit_registry, |
798 | error); | |
799 | if (r < 0) | |
800 | return r; | |
801 | if (r == 0) | |
802 | return 1; /* Will call us back */ | |
803 | ||
804 | r = sd_bus_message_read(msg, "sssb", &remote, &local, &verify, &force); | |
805 | if (r < 0) | |
806 | return r; | |
807 | ||
808 | if (!http_url_is_valid(remote)) | |
809 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "URL %s is invalid", remote); | |
810 | ||
811 | if (isempty(local)) | |
812 | local = NULL; | |
813 | else if (!machine_name_is_valid(local)) | |
814 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Local name %s is invalid", local); | |
815 | ||
816 | if (isempty(verify)) | |
817 | v = IMPORT_VERIFY_SIGNATURE; | |
818 | else | |
819 | v = import_verify_from_string(verify); | |
820 | if (v < 0) | |
821 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown verification mode %s", verify); | |
822 | ||
4cee5eed | 823 | r = setup_machine_directory((uint64_t) -1, error); |
ce06fdfb LP |
824 | if (r < 0) |
825 | return r; | |
826 | ||
b6e676ce | 827 | type = streq_ptr(sd_bus_message_get_member(msg), "PullTar") ? TRANSFER_PULL_TAR : TRANSFER_PULL_RAW; |
3d7415f4 | 828 | |
b43d75c3 | 829 | if (manager_find(m, type, remote)) |
3d7415f4 LP |
830 | return sd_bus_error_setf(error, BUS_ERROR_TRANSFER_IN_PROGRESS, "Transfer for %s already in progress.", remote); |
831 | ||
832 | r = transfer_new(m, &t); | |
833 | if (r < 0) | |
834 | return r; | |
835 | ||
836 | t->type = type; | |
837 | t->verify = v; | |
838 | t->force_local = force; | |
839 | ||
840 | t->remote = strdup(remote); | |
841 | if (!t->remote) | |
842 | return -ENOMEM; | |
843 | ||
b6e676ce LP |
844 | if (local) { |
845 | t->local = strdup(local); | |
846 | if (!t->local) | |
847 | return -ENOMEM; | |
848 | } | |
3d7415f4 LP |
849 | |
850 | r = transfer_start(t); | |
851 | if (r < 0) | |
852 | return r; | |
853 | ||
854 | object = t->object_path; | |
855 | id = t->id; | |
856 | t = NULL; | |
857 | ||
858 | return sd_bus_reply_method_return(msg, "uo", id, object); | |
859 | } | |
860 | ||
19070062 | 861 | static int method_list_transfers(sd_bus_message *msg, void *userdata, sd_bus_error *error) { |
4afd3348 | 862 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
3d7415f4 LP |
863 | Manager *m = userdata; |
864 | Transfer *t; | |
865 | Iterator i; | |
866 | int r; | |
867 | ||
3d7415f4 LP |
868 | assert(msg); |
869 | assert(m); | |
870 | ||
871 | r = sd_bus_message_new_method_return(msg, &reply); | |
872 | if (r < 0) | |
873 | return r; | |
874 | ||
7079cfef | 875 | r = sd_bus_message_open_container(reply, 'a', "(usssdo)"); |
3d7415f4 LP |
876 | if (r < 0) |
877 | return r; | |
878 | ||
879 | HASHMAP_FOREACH(t, m->transfers, i) { | |
880 | ||
881 | r = sd_bus_message_append( | |
882 | reply, | |
7079cfef | 883 | "(usssdo)", |
3d7415f4 LP |
884 | t->id, |
885 | transfer_type_to_string(t->type), | |
886 | t->remote, | |
887 | t->local, | |
7079cfef | 888 | (double) t->progress_percent / 100.0, |
3d7415f4 LP |
889 | t->object_path); |
890 | if (r < 0) | |
891 | return r; | |
892 | } | |
893 | ||
894 | r = sd_bus_message_close_container(reply); | |
895 | if (r < 0) | |
896 | return r; | |
897 | ||
9030ca46 | 898 | return sd_bus_send(NULL, reply, NULL); |
3d7415f4 LP |
899 | } |
900 | ||
19070062 | 901 | static int method_cancel(sd_bus_message *msg, void *userdata, sd_bus_error *error) { |
3d7415f4 LP |
902 | Transfer *t = userdata; |
903 | int r; | |
904 | ||
3d7415f4 LP |
905 | assert(msg); |
906 | assert(t); | |
907 | ||
908 | r = bus_verify_polkit_async( | |
909 | msg, | |
910 | CAP_SYS_ADMIN, | |
911 | "org.freedesktop.import1.pull", | |
403ed0e5 | 912 | NULL, |
3d7415f4 | 913 | false, |
c529695e | 914 | UID_INVALID, |
3d7415f4 LP |
915 | &t->manager->polkit_registry, |
916 | error); | |
917 | if (r < 0) | |
918 | return r; | |
919 | if (r == 0) | |
920 | return 1; /* Will call us back */ | |
921 | ||
922 | r = transfer_cancel(t); | |
923 | if (r < 0) | |
924 | return r; | |
925 | ||
926 | return sd_bus_reply_method_return(msg, NULL); | |
927 | } | |
928 | ||
19070062 | 929 | static int method_cancel_transfer(sd_bus_message *msg, void *userdata, sd_bus_error *error) { |
3d7415f4 LP |
930 | Manager *m = userdata; |
931 | Transfer *t; | |
932 | uint32_t id; | |
933 | int r; | |
934 | ||
3d7415f4 LP |
935 | assert(msg); |
936 | assert(m); | |
937 | ||
938 | r = bus_verify_polkit_async( | |
939 | msg, | |
940 | CAP_SYS_ADMIN, | |
941 | "org.freedesktop.import1.pull", | |
403ed0e5 | 942 | NULL, |
3d7415f4 | 943 | false, |
c529695e | 944 | UID_INVALID, |
3d7415f4 LP |
945 | &m->polkit_registry, |
946 | error); | |
947 | if (r < 0) | |
948 | return r; | |
949 | if (r == 0) | |
950 | return 1; /* Will call us back */ | |
951 | ||
952 | r = sd_bus_message_read(msg, "u", &id); | |
953 | if (r < 0) | |
954 | return r; | |
955 | if (id <= 0) | |
956 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid transfer id"); | |
957 | ||
958 | t = hashmap_get(m->transfers, UINT32_TO_PTR(id)); | |
959 | if (!t) | |
09d46cfd | 960 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_TRANSFER, "No transfer by id %" PRIu32, id); |
3d7415f4 LP |
961 | |
962 | r = transfer_cancel(t); | |
963 | if (r < 0) | |
964 | return r; | |
965 | ||
966 | return sd_bus_reply_method_return(msg, NULL); | |
967 | } | |
968 | ||
7079cfef LP |
969 | static int property_get_progress( |
970 | sd_bus *bus, | |
971 | const char *path, | |
972 | const char *interface, | |
973 | const char *property, | |
974 | sd_bus_message *reply, | |
975 | void *userdata, | |
976 | sd_bus_error *error) { | |
977 | ||
978 | Transfer *t = userdata; | |
979 | ||
980 | assert(bus); | |
981 | assert(reply); | |
982 | assert(t); | |
983 | ||
984 | return sd_bus_message_append(reply, "d", (double) t->progress_percent / 100.0); | |
985 | } | |
986 | ||
3d7415f4 LP |
987 | static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_type, transfer_type, TransferType); |
988 | static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_verify, import_verify, ImportVerify); | |
989 | ||
990 | static const sd_bus_vtable transfer_vtable[] = { | |
991 | SD_BUS_VTABLE_START(0), | |
992 | SD_BUS_PROPERTY("Id", "u", NULL, offsetof(Transfer, id), SD_BUS_VTABLE_PROPERTY_CONST), | |
993 | SD_BUS_PROPERTY("Local", "s", NULL, offsetof(Transfer, local), SD_BUS_VTABLE_PROPERTY_CONST), | |
994 | SD_BUS_PROPERTY("Remote", "s", NULL, offsetof(Transfer, remote), SD_BUS_VTABLE_PROPERTY_CONST), | |
995 | SD_BUS_PROPERTY("Type", "s", property_get_type, offsetof(Transfer, type), SD_BUS_VTABLE_PROPERTY_CONST), | |
996 | SD_BUS_PROPERTY("Verify", "s", property_get_verify, offsetof(Transfer, verify), SD_BUS_VTABLE_PROPERTY_CONST), | |
7079cfef | 997 | SD_BUS_PROPERTY("Progress", "d", property_get_progress, 0, 0), |
3d7415f4 LP |
998 | SD_BUS_METHOD("Cancel", NULL, NULL, method_cancel, SD_BUS_VTABLE_UNPRIVILEGED), |
999 | SD_BUS_SIGNAL("LogMessage", "us", 0), | |
1000 | SD_BUS_VTABLE_END, | |
1001 | }; | |
1002 | ||
1003 | static const sd_bus_vtable manager_vtable[] = { | |
1004 | SD_BUS_VTABLE_START(0), | |
b6e676ce LP |
1005 | SD_BUS_METHOD("ImportTar", "hsbb", "uo", method_import_tar_or_raw, SD_BUS_VTABLE_UNPRIVILEGED), |
1006 | SD_BUS_METHOD("ImportRaw", "hsbb", "uo", method_import_tar_or_raw, SD_BUS_VTABLE_UNPRIVILEGED), | |
587fec42 LP |
1007 | SD_BUS_METHOD("ExportTar", "shs", "uo", method_export_tar_or_raw, SD_BUS_VTABLE_UNPRIVILEGED), |
1008 | SD_BUS_METHOD("ExportRaw", "shs", "uo", method_export_tar_or_raw, SD_BUS_VTABLE_UNPRIVILEGED), | |
3d7415f4 LP |
1009 | SD_BUS_METHOD("PullTar", "sssb", "uo", method_pull_tar_or_raw, SD_BUS_VTABLE_UNPRIVILEGED), |
1010 | SD_BUS_METHOD("PullRaw", "sssb", "uo", method_pull_tar_or_raw, SD_BUS_VTABLE_UNPRIVILEGED), | |
7079cfef | 1011 | SD_BUS_METHOD("ListTransfers", NULL, "a(usssdo)", method_list_transfers, SD_BUS_VTABLE_UNPRIVILEGED), |
3d7415f4 LP |
1012 | SD_BUS_METHOD("CancelTransfer", "u", NULL, method_cancel_transfer, SD_BUS_VTABLE_UNPRIVILEGED), |
1013 | SD_BUS_SIGNAL("TransferNew", "uo", 0), | |
1014 | SD_BUS_SIGNAL("TransferRemoved", "uos", 0), | |
1015 | SD_BUS_VTABLE_END, | |
1016 | }; | |
1017 | ||
1018 | static int transfer_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error) { | |
1019 | Manager *m = userdata; | |
1020 | Transfer *t; | |
1021 | const char *p; | |
1022 | uint32_t id; | |
1023 | int r; | |
1024 | ||
1025 | assert(bus); | |
1026 | assert(path); | |
1027 | assert(interface); | |
1028 | assert(found); | |
1029 | assert(m); | |
1030 | ||
1031 | p = startswith(path, "/org/freedesktop/import1/transfer/_"); | |
1032 | if (!p) | |
1033 | return 0; | |
1034 | ||
1035 | r = safe_atou32(p, &id); | |
1036 | if (r < 0 || id == 0) | |
1037 | return 0; | |
1038 | ||
1039 | t = hashmap_get(m->transfers, UINT32_TO_PTR(id)); | |
1040 | if (!t) | |
1041 | return 0; | |
1042 | ||
1043 | *found = t; | |
1044 | return 1; | |
1045 | } | |
1046 | ||
1047 | static int transfer_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error) { | |
1048 | _cleanup_strv_free_ char **l = NULL; | |
1049 | Manager *m = userdata; | |
1050 | Transfer *t; | |
1051 | unsigned k = 0; | |
1052 | Iterator i; | |
1053 | ||
1054 | l = new0(char*, hashmap_size(m->transfers) + 1); | |
1055 | if (!l) | |
1056 | return -ENOMEM; | |
1057 | ||
1058 | HASHMAP_FOREACH(t, m->transfers, i) { | |
1059 | ||
1060 | l[k] = strdup(t->object_path); | |
1061 | if (!l[k]) | |
1062 | return -ENOMEM; | |
1063 | ||
1064 | k++; | |
1065 | } | |
1066 | ||
ae2a15bc | 1067 | *nodes = TAKE_PTR(l); |
3d7415f4 LP |
1068 | |
1069 | return 1; | |
1070 | } | |
1071 | ||
1072 | static int manager_add_bus_objects(Manager *m) { | |
1073 | int r; | |
1074 | ||
1075 | assert(m); | |
1076 | ||
1077 | r = sd_bus_add_object_vtable(m->bus, NULL, "/org/freedesktop/import1", "org.freedesktop.import1.Manager", manager_vtable, m); | |
1078 | if (r < 0) | |
1079 | return log_error_errno(r, "Failed to register object: %m"); | |
1080 | ||
1081 | r = sd_bus_add_fallback_vtable(m->bus, NULL, "/org/freedesktop/import1/transfer", "org.freedesktop.import1.Transfer", transfer_vtable, transfer_object_find, m); | |
1082 | if (r < 0) | |
1083 | return log_error_errno(r, "Failed to register object: %m"); | |
1084 | ||
1085 | r = sd_bus_add_node_enumerator(m->bus, NULL, "/org/freedesktop/import1/transfer", transfer_node_enumerator, m); | |
1086 | if (r < 0) | |
1087 | return log_error_errno(r, "Failed to add transfer enumerator: %m"); | |
1088 | ||
0c0b9306 | 1089 | r = sd_bus_request_name_async(m->bus, NULL, "org.freedesktop.import1", 0, NULL, NULL); |
3d7415f4 | 1090 | if (r < 0) |
0c0b9306 | 1091 | return log_error_errno(r, "Failed to request name: %m"); |
3d7415f4 LP |
1092 | |
1093 | r = sd_bus_attach_event(m->bus, m->event, 0); | |
1094 | if (r < 0) | |
1095 | return log_error_errno(r, "Failed to attach bus to event loop: %m"); | |
1096 | ||
1097 | return 0; | |
1098 | } | |
1099 | ||
1100 | static bool manager_check_idle(void *userdata) { | |
1101 | Manager *m = userdata; | |
1102 | ||
1103 | return hashmap_isempty(m->transfers); | |
1104 | } | |
1105 | ||
1106 | static int manager_run(Manager *m) { | |
1107 | assert(m); | |
1108 | ||
1109 | return bus_event_loop_with_idle( | |
1110 | m->event, | |
1111 | m->bus, | |
1112 | "org.freedesktop.import1", | |
1113 | DEFAULT_EXIT_USEC, | |
1114 | manager_check_idle, | |
1115 | m); | |
1116 | } | |
1117 | ||
5272ae42 | 1118 | static int run(int argc, char *argv[]) { |
3d7415f4 LP |
1119 | _cleanup_(manager_unrefp) Manager *m = NULL; |
1120 | int r; | |
1121 | ||
6bf3c61c | 1122 | log_setup_service(); |
3d7415f4 LP |
1123 | |
1124 | umask(0022); | |
1125 | ||
1126 | if (argc != 1) { | |
1127 | log_error("This program takes no arguments."); | |
5272ae42 | 1128 | return -EINVAL; |
3d7415f4 LP |
1129 | } |
1130 | ||
72c0a2c2 | 1131 | assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGCHLD, -1) >= 0); |
3d7415f4 LP |
1132 | |
1133 | r = manager_new(&m); | |
5272ae42 ZJS |
1134 | if (r < 0) |
1135 | return log_error_errno(r, "Failed to allocate manager object: %m"); | |
3d7415f4 LP |
1136 | |
1137 | r = manager_add_bus_objects(m); | |
1138 | if (r < 0) | |
5272ae42 | 1139 | return r; |
3d7415f4 LP |
1140 | |
1141 | r = manager_run(m); | |
5272ae42 ZJS |
1142 | if (r < 0) |
1143 | return log_error_errno(r, "Failed to run event loop: %m"); | |
3d7415f4 | 1144 | |
5272ae42 | 1145 | return 0; |
3d7415f4 | 1146 | } |
5272ae42 ZJS |
1147 | |
1148 | DEFINE_MAIN_FUNCTION(run); |