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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
3d7415f4 LP |
2 | /*** |
3 | This file is part of systemd. | |
4 | ||
5 | Copyright 2015 Lennart Poettering | |
6 | ||
7 | systemd is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU Lesser General Public License as published by | |
9 | the Free Software Foundation; either version 2.1 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | systemd is distributed in the hope that it will be useful, but | |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public License | |
18 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
19 | ***/ | |
20 | ||
21 | #include <sys/prctl.h> | |
d7e454ba | 22 | #include <sys/wait.h> |
3d7415f4 LP |
23 | |
24 | #include "sd-bus.h" | |
3ffd4af2 | 25 | |
b5efdb8a | 26 | #include "alloc-util.h" |
3d7415f4 | 27 | #include "bus-common-errors.h" |
3ffd4af2 | 28 | #include "bus-util.h" |
a97dcc12 | 29 | #include "def.h" |
3ffd4af2 LP |
30 | #include "fd-util.h" |
31 | #include "hostname-util.h" | |
32 | #include "import-util.h" | |
432cea00 | 33 | #include "machine-pool.h" |
3ffd4af2 LP |
34 | #include "missing.h" |
35 | #include "mkdir.h" | |
6bedfcbb | 36 | #include "parse-util.h" |
113b3fc1 | 37 | #include "path-util.h" |
0b452006 | 38 | #include "process-util.h" |
24882e06 | 39 | #include "signal-util.h" |
3ffd4af2 | 40 | #include "socket-util.h" |
8b43440b | 41 | #include "string-table.h" |
3ffd4af2 | 42 | #include "strv.h" |
7ccbd1ae | 43 | #include "syslog-util.h" |
ee104e11 | 44 | #include "user-util.h" |
3ffd4af2 | 45 | #include "util.h" |
49cf4170 | 46 | #include "web-util.h" |
3d7415f4 LP |
47 | |
48 | typedef struct Transfer Transfer; | |
49 | typedef struct Manager Manager; | |
50 | ||
51 | typedef enum TransferType { | |
b6e676ce LP |
52 | TRANSFER_IMPORT_TAR, |
53 | TRANSFER_IMPORT_RAW, | |
587fec42 LP |
54 | TRANSFER_EXPORT_TAR, |
55 | TRANSFER_EXPORT_RAW, | |
b6e676ce LP |
56 | TRANSFER_PULL_TAR, |
57 | TRANSFER_PULL_RAW, | |
3d7415f4 LP |
58 | _TRANSFER_TYPE_MAX, |
59 | _TRANSFER_TYPE_INVALID = -1, | |
60 | } TransferType; | |
61 | ||
62 | struct Transfer { | |
63 | Manager *manager; | |
64 | ||
65 | uint32_t id; | |
66 | char *object_path; | |
67 | ||
68 | TransferType type; | |
69 | ImportVerify verify; | |
70 | ||
71 | char *remote; | |
72 | char *local; | |
73 | bool force_local; | |
b6e676ce | 74 | bool read_only; |
3d7415f4 | 75 | |
587fec42 | 76 | char *format; |
3d7415f4 LP |
77 | |
78 | pid_t pid; | |
79 | ||
80 | int log_fd; | |
81 | ||
82 | char log_message[LINE_MAX]; | |
83 | size_t log_message_size; | |
84 | ||
85 | sd_event_source *pid_event_source; | |
86 | sd_event_source *log_event_source; | |
87 | ||
88 | unsigned n_canceled; | |
7079cfef | 89 | unsigned progress_percent; |
b6e676ce LP |
90 | |
91 | int stdin_fd; | |
587fec42 | 92 | int stdout_fd; |
3d7415f4 LP |
93 | }; |
94 | ||
95 | struct Manager { | |
96 | sd_event *event; | |
97 | sd_bus *bus; | |
98 | ||
99 | uint32_t current_transfer_id; | |
100 | Hashmap *transfers; | |
101 | ||
102 | Hashmap *polkit_registry; | |
7079cfef LP |
103 | |
104 | int notify_fd; | |
105 | ||
106 | sd_event_source *notify_event_source; | |
3d7415f4 LP |
107 | }; |
108 | ||
109 | #define TRANSFERS_MAX 64 | |
110 | ||
111 | static const char* const transfer_type_table[_TRANSFER_TYPE_MAX] = { | |
b6e676ce LP |
112 | [TRANSFER_IMPORT_TAR] = "import-tar", |
113 | [TRANSFER_IMPORT_RAW] = "import-raw", | |
587fec42 LP |
114 | [TRANSFER_EXPORT_TAR] = "export-tar", |
115 | [TRANSFER_EXPORT_RAW] = "export-raw", | |
b6e676ce LP |
116 | [TRANSFER_PULL_TAR] = "pull-tar", |
117 | [TRANSFER_PULL_RAW] = "pull-raw", | |
3d7415f4 LP |
118 | }; |
119 | ||
b9a5f858 | 120 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP_TO_STRING(transfer_type, TransferType); |
3d7415f4 LP |
121 | |
122 | static Transfer *transfer_unref(Transfer *t) { | |
123 | if (!t) | |
124 | return NULL; | |
125 | ||
126 | if (t->manager) | |
127 | hashmap_remove(t->manager->transfers, UINT32_TO_PTR(t->id)); | |
128 | ||
129 | sd_event_source_unref(t->pid_event_source); | |
130 | sd_event_source_unref(t->log_event_source); | |
131 | ||
132 | free(t->remote); | |
133 | free(t->local); | |
587fec42 | 134 | free(t->format); |
3d7415f4 LP |
135 | free(t->object_path); |
136 | ||
137 | if (t->pid > 0) { | |
138 | (void) kill_and_sigcont(t->pid, SIGKILL); | |
139 | (void) wait_for_terminate(t->pid, NULL); | |
140 | } | |
141 | ||
142 | safe_close(t->log_fd); | |
b6e676ce | 143 | safe_close(t->stdin_fd); |
587fec42 | 144 | safe_close(t->stdout_fd); |
3d7415f4 | 145 | |
6b430fdb | 146 | return mfree(t); |
3d7415f4 LP |
147 | } |
148 | ||
149 | DEFINE_TRIVIAL_CLEANUP_FUNC(Transfer*, transfer_unref); | |
150 | ||
151 | static int transfer_new(Manager *m, Transfer **ret) { | |
152 | _cleanup_(transfer_unrefp) Transfer *t = NULL; | |
153 | uint32_t id; | |
154 | int r; | |
155 | ||
156 | assert(m); | |
157 | assert(ret); | |
158 | ||
159 | if (hashmap_size(m->transfers) >= TRANSFERS_MAX) | |
160 | return -E2BIG; | |
161 | ||
162 | r = hashmap_ensure_allocated(&m->transfers, &trivial_hash_ops); | |
163 | if (r < 0) | |
164 | return r; | |
165 | ||
166 | t = new0(Transfer, 1); | |
167 | if (!t) | |
168 | return -ENOMEM; | |
169 | ||
170 | t->type = _TRANSFER_TYPE_INVALID; | |
171 | t->log_fd = -1; | |
b6e676ce | 172 | t->stdin_fd = -1; |
3be78ab2 | 173 | t->stdout_fd = -1; |
b6e676ce | 174 | t->verify = _IMPORT_VERIFY_INVALID; |
3d7415f4 LP |
175 | |
176 | id = m->current_transfer_id + 1; | |
177 | ||
178 | if (asprintf(&t->object_path, "/org/freedesktop/import1/transfer/_%" PRIu32, id) < 0) | |
179 | return -ENOMEM; | |
180 | ||
181 | r = hashmap_put(m->transfers, UINT32_TO_PTR(id), t); | |
182 | if (r < 0) | |
183 | return r; | |
184 | ||
185 | m->current_transfer_id = id; | |
186 | ||
187 | t->manager = m; | |
188 | t->id = id; | |
189 | ||
190 | *ret = t; | |
191 | t = NULL; | |
192 | ||
193 | return 0; | |
194 | } | |
195 | ||
196 | static void transfer_send_log_line(Transfer *t, const char *line) { | |
197 | int r, priority = LOG_INFO; | |
198 | ||
199 | assert(t); | |
200 | assert(line); | |
201 | ||
202 | syslog_parse_priority(&line, &priority, true); | |
203 | ||
09d46cfd | 204 | log_full(priority, "(transfer%" PRIu32 ") %s", t->id, line); |
3d7415f4 LP |
205 | |
206 | r = sd_bus_emit_signal( | |
207 | t->manager->bus, | |
208 | t->object_path, | |
209 | "org.freedesktop.import1.Transfer", | |
210 | "LogMessage", | |
211 | "us", | |
212 | priority, | |
213 | line); | |
214 | if (r < 0) | |
215 | log_error_errno(r, "Cannot emit message: %m"); | |
216 | } | |
217 | ||
218 | static void transfer_send_logs(Transfer *t, bool flush) { | |
219 | assert(t); | |
220 | ||
221 | /* Try to send out all log messages, if we can. But if we | |
222 | * can't we remove the messages from the buffer, but don't | |
223 | * fail */ | |
224 | ||
225 | while (t->log_message_size > 0) { | |
226 | _cleanup_free_ char *n = NULL; | |
227 | char *e; | |
228 | ||
229 | if (t->log_message_size >= sizeof(t->log_message)) | |
230 | e = t->log_message + sizeof(t->log_message); | |
231 | else { | |
232 | char *a, *b; | |
233 | ||
234 | a = memchr(t->log_message, 0, t->log_message_size); | |
235 | b = memchr(t->log_message, '\n', t->log_message_size); | |
236 | ||
237 | if (a && b) | |
238 | e = a < b ? a : b; | |
239 | else if (a) | |
240 | e = a; | |
241 | else | |
242 | e = b; | |
243 | } | |
244 | ||
245 | if (!e) { | |
246 | if (!flush) | |
247 | return; | |
248 | ||
249 | e = t->log_message + t->log_message_size; | |
250 | } | |
251 | ||
252 | n = strndup(t->log_message, e - t->log_message); | |
253 | ||
254 | /* Skip over NUL and newlines */ | |
3dad3203 | 255 | while (e < t->log_message + t->log_message_size && (*e == 0 || *e == '\n')) |
3d7415f4 LP |
256 | e++; |
257 | ||
258 | memmove(t->log_message, e, t->log_message + sizeof(t->log_message) - e); | |
259 | t->log_message_size -= e - t->log_message; | |
260 | ||
261 | if (!n) { | |
262 | log_oom(); | |
263 | continue; | |
264 | } | |
265 | ||
266 | if (isempty(n)) | |
267 | continue; | |
268 | ||
269 | transfer_send_log_line(t, n); | |
270 | } | |
271 | } | |
272 | ||
273 | static int transfer_finalize(Transfer *t, bool success) { | |
274 | int r; | |
275 | ||
276 | assert(t); | |
277 | ||
278 | transfer_send_logs(t, true); | |
279 | ||
280 | r = sd_bus_emit_signal( | |
281 | t->manager->bus, | |
282 | "/org/freedesktop/import1", | |
283 | "org.freedesktop.import1.Manager", | |
284 | "TransferRemoved", | |
285 | "uos", | |
286 | t->id, | |
287 | t->object_path, | |
288 | success ? "done" : | |
289 | t->n_canceled > 0 ? "canceled" : "failed"); | |
290 | ||
291 | if (r < 0) | |
292 | log_error_errno(r, "Cannot emit message: %m"); | |
293 | ||
294 | transfer_unref(t); | |
295 | return 0; | |
296 | } | |
297 | ||
298 | static int transfer_cancel(Transfer *t) { | |
299 | int r; | |
300 | ||
301 | assert(t); | |
302 | ||
303 | r = kill_and_sigcont(t->pid, t->n_canceled < 3 ? SIGTERM : SIGKILL); | |
304 | if (r < 0) | |
305 | return r; | |
306 | ||
307 | t->n_canceled++; | |
308 | return 0; | |
309 | } | |
310 | ||
311 | static int transfer_on_pid(sd_event_source *s, const siginfo_t *si, void *userdata) { | |
312 | Transfer *t = userdata; | |
313 | bool success = false; | |
314 | ||
315 | assert(s); | |
316 | assert(t); | |
317 | ||
318 | if (si->si_code == CLD_EXITED) { | |
319 | if (si->si_status != 0) | |
320 | log_error("Import process failed with exit code %i.", si->si_status); | |
321 | else { | |
322 | log_debug("Import process succeeded."); | |
323 | success = true; | |
324 | } | |
325 | ||
3742095b | 326 | } else if (IN_SET(si->si_code, CLD_KILLED, CLD_DUMPED)) |
3d7415f4 LP |
327 | |
328 | log_error("Import process terminated by signal %s.", signal_to_string(si->si_status)); | |
329 | else | |
330 | log_error("Import process failed due to unknown reason."); | |
331 | ||
332 | t->pid = 0; | |
333 | ||
334 | return transfer_finalize(t, success); | |
335 | } | |
336 | ||
337 | static int transfer_on_log(sd_event_source *s, int fd, uint32_t revents, void *userdata) { | |
338 | Transfer *t = userdata; | |
339 | ssize_t l; | |
340 | ||
341 | assert(s); | |
342 | assert(t); | |
343 | ||
344 | l = read(fd, t->log_message + t->log_message_size, sizeof(t->log_message) - t->log_message_size); | |
345 | if (l <= 0) { | |
346 | /* EOF/read error. We just close the pipe here, and | |
347 | * close the watch, waiting for the SIGCHLD to arrive, | |
348 | * before we do anything else. */ | |
349 | ||
350 | if (l < 0) | |
351 | log_error_errno(errno, "Failed to read log message: %m"); | |
352 | ||
353 | t->log_event_source = sd_event_source_unref(t->log_event_source); | |
354 | return 0; | |
355 | } | |
356 | ||
357 | t->log_message_size += l; | |
358 | ||
359 | transfer_send_logs(t, false); | |
360 | ||
361 | return 0; | |
362 | } | |
363 | ||
364 | static int transfer_start(Transfer *t) { | |
365 | _cleanup_close_pair_ int pipefd[2] = { -1, -1 }; | |
366 | int r; | |
367 | ||
368 | assert(t); | |
369 | assert(t->pid <= 0); | |
370 | ||
371 | if (pipe2(pipefd, O_CLOEXEC) < 0) | |
372 | return -errno; | |
373 | ||
4c253ed1 LP |
374 | r = safe_fork("(sd-transfer)", FORK_RESET_SIGNALS|FORK_DEATHSIG, &t->pid); |
375 | if (r < 0) | |
376 | return r; | |
377 | if (r == 0) { | |
3d7415f4 | 378 | const char *cmd[] = { |
587fec42 | 379 | NULL, /* systemd-import, systemd-export or systemd-pull */ |
b43d75c3 | 380 | NULL, /* tar, raw */ |
b6e676ce | 381 | NULL, /* --verify= */ |
3d7415f4 LP |
382 | NULL, /* verify argument */ |
383 | NULL, /* maybe --force */ | |
b6e676ce | 384 | NULL, /* maybe --read-only */ |
587fec42 LP |
385 | NULL, /* if so: the actual URL */ |
386 | NULL, /* maybe --format= */ | |
387 | NULL, /* if so: the actual format */ | |
3d7415f4 LP |
388 | NULL, /* remote */ |
389 | NULL, /* local */ | |
390 | NULL | |
391 | }; | |
b6e676ce | 392 | unsigned k = 0; |
3d7415f4 LP |
393 | |
394 | /* Child */ | |
395 | ||
3d7415f4 LP |
396 | pipefd[0] = safe_close(pipefd[0]); |
397 | ||
2b33ab09 LP |
398 | r = rearrange_stdio(t->stdin_fd, |
399 | t->stdout_fd < 0 ? pipefd[1] : t->stdout_fd, | |
400 | pipefd[1]); | |
401 | if (r < 0) { | |
402 | log_error_errno(r, "Failed to set stdin/stdout/stderr: %m"); | |
3d7415f4 LP |
403 | _exit(EXIT_FAILURE); |
404 | } | |
405 | ||
df8067ef ZJS |
406 | if (setenv("SYSTEMD_LOG_TARGET", "console-prefixed", 1) < 0 || |
407 | setenv("NOTIFY_SOCKET", "/run/systemd/import/notify", 1) < 0) { | |
408 | log_error_errno(errno, "setenv() failed: %m"); | |
409 | _exit(EXIT_FAILURE); | |
410 | } | |
3d7415f4 | 411 | |
b6e676ce LP |
412 | if (IN_SET(t->type, TRANSFER_IMPORT_TAR, TRANSFER_IMPORT_RAW)) |
413 | cmd[k++] = SYSTEMD_IMPORT_PATH; | |
587fec42 LP |
414 | else if (IN_SET(t->type, TRANSFER_EXPORT_TAR, TRANSFER_EXPORT_RAW)) |
415 | cmd[k++] = SYSTEMD_EXPORT_PATH; | |
b6e676ce LP |
416 | else |
417 | cmd[k++] = SYSTEMD_PULL_PATH; | |
418 | ||
587fec42 | 419 | if (IN_SET(t->type, TRANSFER_IMPORT_TAR, TRANSFER_EXPORT_TAR, TRANSFER_PULL_TAR)) |
b6e676ce | 420 | cmd[k++] = "tar"; |
b6e676ce | 421 | else |
b43d75c3 | 422 | cmd[k++] = "raw"; |
b6e676ce LP |
423 | |
424 | if (t->verify != _IMPORT_VERIFY_INVALID) { | |
425 | cmd[k++] = "--verify"; | |
426 | cmd[k++] = import_verify_to_string(t->verify); | |
427 | } | |
428 | ||
3d7415f4 LP |
429 | if (t->force_local) |
430 | cmd[k++] = "--force"; | |
b6e676ce LP |
431 | if (t->read_only) |
432 | cmd[k++] = "--read-only"; | |
3d7415f4 | 433 | |
587fec42 LP |
434 | if (t->format) { |
435 | cmd[k++] = "--format"; | |
436 | cmd[k++] = t->format; | |
437 | } | |
438 | ||
439 | if (!IN_SET(t->type, TRANSFER_EXPORT_TAR, TRANSFER_EXPORT_RAW)) { | |
440 | if (t->remote) | |
441 | cmd[k++] = t->remote; | |
442 | else | |
443 | cmd[k++] = "-"; | |
444 | } | |
b6e676ce | 445 | |
3d7415f4 LP |
446 | if (t->local) |
447 | cmd[k++] = t->local; | |
448 | cmd[k] = NULL; | |
449 | ||
b6e676ce LP |
450 | execv(cmd[0], (char * const *) cmd); |
451 | log_error_errno(errno, "Failed to execute %s tool: %m", cmd[0]); | |
3d7415f4 LP |
452 | _exit(EXIT_FAILURE); |
453 | } | |
454 | ||
455 | pipefd[1] = safe_close(pipefd[1]); | |
c10d6bdb | 456 | t->log_fd = TAKE_FD(pipefd[0]); |
3d7415f4 | 457 | |
b6e676ce LP |
458 | t->stdin_fd = safe_close(t->stdin_fd); |
459 | ||
3d7415f4 LP |
460 | r = sd_event_add_child(t->manager->event, &t->pid_event_source, t->pid, WEXITED, transfer_on_pid, t); |
461 | if (r < 0) | |
462 | return r; | |
463 | ||
464 | r = sd_event_add_io(t->manager->event, &t->log_event_source, t->log_fd, EPOLLIN, transfer_on_log, t); | |
465 | if (r < 0) | |
466 | return r; | |
467 | ||
468 | /* Make sure always process logging before SIGCHLD */ | |
469 | r = sd_event_source_set_priority(t->log_event_source, SD_EVENT_PRIORITY_NORMAL -5); | |
470 | if (r < 0) | |
471 | return r; | |
472 | ||
473 | r = sd_bus_emit_signal( | |
474 | t->manager->bus, | |
475 | "/org/freedesktop/import1", | |
476 | "org.freedesktop.import1.Manager", | |
477 | "TransferNew", | |
478 | "uo", | |
479 | t->id, | |
480 | t->object_path); | |
481 | if (r < 0) | |
482 | return r; | |
483 | ||
484 | return 0; | |
485 | } | |
486 | ||
487 | static Manager *manager_unref(Manager *m) { | |
488 | Transfer *t; | |
489 | ||
490 | if (!m) | |
491 | return NULL; | |
492 | ||
7079cfef LP |
493 | sd_event_source_unref(m->notify_event_source); |
494 | safe_close(m->notify_fd); | |
495 | ||
3d7415f4 LP |
496 | while ((t = hashmap_first(m->transfers))) |
497 | transfer_unref(t); | |
498 | ||
499 | hashmap_free(m->transfers); | |
500 | ||
501 | bus_verify_polkit_async_registry_free(m->polkit_registry); | |
502 | ||
03976f7b | 503 | m->bus = sd_bus_flush_close_unref(m->bus); |
3d7415f4 LP |
504 | sd_event_unref(m->event); |
505 | ||
6b430fdb | 506 | return mfree(m); |
3d7415f4 LP |
507 | } |
508 | ||
509 | DEFINE_TRIVIAL_CLEANUP_FUNC(Manager*, manager_unref); | |
510 | ||
7079cfef LP |
511 | static int manager_on_notify(sd_event_source *s, int fd, uint32_t revents, void *userdata) { |
512 | ||
513 | char buf[NOTIFY_BUFFER_MAX+1]; | |
514 | struct iovec iovec = { | |
515 | .iov_base = buf, | |
516 | .iov_len = sizeof(buf)-1, | |
517 | }; | |
518 | union { | |
519 | struct cmsghdr cmsghdr; | |
520 | uint8_t buf[CMSG_SPACE(sizeof(struct ucred)) + | |
521 | CMSG_SPACE(sizeof(int) * NOTIFY_FD_MAX)]; | |
522 | } control = {}; | |
523 | struct msghdr msghdr = { | |
524 | .msg_iov = &iovec, | |
525 | .msg_iovlen = 1, | |
526 | .msg_control = &control, | |
527 | .msg_controllen = sizeof(control), | |
528 | }; | |
529 | struct ucred *ucred = NULL; | |
530 | Manager *m = userdata; | |
531 | struct cmsghdr *cmsg; | |
532 | unsigned percent; | |
533 | char *p, *e; | |
534 | Transfer *t; | |
535 | Iterator i; | |
536 | ssize_t n; | |
537 | int r; | |
538 | ||
539 | n = recvmsg(fd, &msghdr, MSG_DONTWAIT|MSG_CMSG_CLOEXEC); | |
540 | if (n < 0) { | |
3742095b | 541 | if (IN_SET(errno, EAGAIN, EINTR)) |
7079cfef LP |
542 | return 0; |
543 | ||
544 | return -errno; | |
545 | } | |
546 | ||
1c8da044 LP |
547 | cmsg_close_all(&msghdr); |
548 | ||
3ee897d6 LP |
549 | CMSG_FOREACH(cmsg, &msghdr) |
550 | if (cmsg->cmsg_level == SOL_SOCKET && | |
551 | cmsg->cmsg_type == SCM_CREDENTIALS && | |
552 | cmsg->cmsg_len == CMSG_LEN(sizeof(struct ucred))) | |
7079cfef | 553 | ucred = (struct ucred*) CMSG_DATA(cmsg); |
7079cfef LP |
554 | |
555 | if (msghdr.msg_flags & MSG_TRUNC) { | |
556 | log_warning("Got overly long notification datagram, ignoring."); | |
557 | return 0; | |
558 | } | |
559 | ||
560 | if (!ucred || ucred->pid <= 0) { | |
561 | log_warning("Got notification datagram lacking credential information, ignoring."); | |
562 | return 0; | |
563 | } | |
564 | ||
565 | HASHMAP_FOREACH(t, m->transfers, i) | |
566 | if (ucred->pid == t->pid) | |
567 | break; | |
568 | ||
569 | if (!t) { | |
570 | log_warning("Got notification datagram from unexpected peer, ignoring."); | |
571 | return 0; | |
572 | } | |
573 | ||
574 | buf[n] = 0; | |
575 | ||
576 | p = startswith(buf, "X_IMPORT_PROGRESS="); | |
577 | if (!p) { | |
578 | p = strstr(buf, "\nX_IMPORT_PROGRESS="); | |
579 | if (!p) | |
580 | return 0; | |
581 | ||
582 | p += 19; | |
583 | } | |
584 | ||
585 | e = strchrnul(p, '\n'); | |
586 | *e = 0; | |
587 | ||
588 | r = safe_atou(p, &percent); | |
589 | if (r < 0 || percent > 100) { | |
590 | log_warning("Got invalid percent value, ignoring."); | |
591 | return 0; | |
592 | } | |
593 | ||
594 | t->progress_percent = percent; | |
595 | ||
596 | log_debug("Got percentage from client: %u%%", percent); | |
597 | return 0; | |
598 | } | |
599 | ||
3d7415f4 LP |
600 | static int manager_new(Manager **ret) { |
601 | _cleanup_(manager_unrefp) Manager *m = NULL; | |
7079cfef LP |
602 | static const union sockaddr_union sa = { |
603 | .un.sun_family = AF_UNIX, | |
604 | .un.sun_path = "/run/systemd/import/notify", | |
605 | }; | |
606 | static const int one = 1; | |
3d7415f4 LP |
607 | int r; |
608 | ||
609 | assert(ret); | |
610 | ||
611 | m = new0(Manager, 1); | |
612 | if (!m) | |
613 | return -ENOMEM; | |
614 | ||
615 | r = sd_event_default(&m->event); | |
616 | if (r < 0) | |
617 | return r; | |
618 | ||
619 | sd_event_set_watchdog(m->event, true); | |
620 | ||
621 | r = sd_bus_default_system(&m->bus); | |
622 | if (r < 0) | |
623 | return r; | |
624 | ||
7079cfef LP |
625 | m->notify_fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC|SOCK_NONBLOCK, 0); |
626 | if (m->notify_fd < 0) | |
627 | return -errno; | |
628 | ||
629 | (void) mkdir_parents_label(sa.un.sun_path, 0755); | |
630 | (void) unlink(sa.un.sun_path); | |
631 | ||
fc2fffe7 | 632 | if (bind(m->notify_fd, &sa.sa, SOCKADDR_UN_LEN(sa.un)) < 0) |
7079cfef LP |
633 | return -errno; |
634 | ||
635 | if (setsockopt(m->notify_fd, SOL_SOCKET, SO_PASSCRED, &one, sizeof(one)) < 0) | |
636 | return -errno; | |
637 | ||
638 | r = sd_event_add_io(m->event, &m->notify_event_source, m->notify_fd, EPOLLIN, manager_on_notify, m); | |
639 | if (r < 0) | |
640 | return r; | |
641 | ||
3d7415f4 LP |
642 | *ret = m; |
643 | m = NULL; | |
644 | ||
645 | return 0; | |
646 | } | |
647 | ||
b43d75c3 | 648 | static Transfer *manager_find(Manager *m, TransferType type, const char *remote) { |
3d7415f4 LP |
649 | Transfer *t; |
650 | Iterator i; | |
651 | ||
652 | assert(m); | |
653 | assert(type >= 0); | |
654 | assert(type < _TRANSFER_TYPE_MAX); | |
655 | ||
656 | HASHMAP_FOREACH(t, m->transfers, i) { | |
657 | ||
658 | if (t->type == type && | |
b43d75c3 | 659 | streq_ptr(t->remote, remote)) |
3d7415f4 LP |
660 | return t; |
661 | } | |
662 | ||
663 | return NULL; | |
664 | } | |
665 | ||
19070062 | 666 | static int method_import_tar_or_raw(sd_bus_message *msg, void *userdata, sd_bus_error *error) { |
b6e676ce LP |
667 | _cleanup_(transfer_unrefp) Transfer *t = NULL; |
668 | int fd, force, read_only, r; | |
669 | const char *local, *object; | |
670 | Manager *m = userdata; | |
671 | TransferType type; | |
672 | uint32_t id; | |
673 | ||
19070062 LP |
674 | assert(msg); |
675 | assert(m); | |
676 | ||
b6e676ce LP |
677 | r = bus_verify_polkit_async( |
678 | msg, | |
679 | CAP_SYS_ADMIN, | |
680 | "org.freedesktop.import1.import", | |
403ed0e5 | 681 | NULL, |
b6e676ce LP |
682 | false, |
683 | UID_INVALID, | |
684 | &m->polkit_registry, | |
685 | error); | |
686 | if (r < 0) | |
687 | return r; | |
688 | if (r == 0) | |
689 | return 1; /* Will call us back */ | |
690 | ||
691 | r = sd_bus_message_read(msg, "hsbb", &fd, &local, &force, &read_only); | |
692 | if (r < 0) | |
693 | return r; | |
694 | ||
695 | if (!machine_name_is_valid(local)) | |
696 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Local name %s is invalid", local); | |
697 | ||
698 | r = setup_machine_directory((uint64_t) -1, error); | |
699 | if (r < 0) | |
700 | return r; | |
701 | ||
702 | type = streq_ptr(sd_bus_message_get_member(msg), "ImportTar") ? TRANSFER_IMPORT_TAR : TRANSFER_IMPORT_RAW; | |
703 | ||
704 | r = transfer_new(m, &t); | |
705 | if (r < 0) | |
706 | return r; | |
707 | ||
708 | t->type = type; | |
709 | t->force_local = force; | |
710 | t->read_only = read_only; | |
711 | ||
712 | t->local = strdup(local); | |
713 | if (!t->local) | |
714 | return -ENOMEM; | |
715 | ||
716 | t->stdin_fd = fcntl(fd, F_DUPFD_CLOEXEC, 3); | |
717 | if (t->stdin_fd < 0) | |
718 | return -errno; | |
719 | ||
720 | r = transfer_start(t); | |
721 | if (r < 0) | |
722 | return r; | |
723 | ||
724 | object = t->object_path; | |
725 | id = t->id; | |
726 | t = NULL; | |
727 | ||
728 | return sd_bus_reply_method_return(msg, "uo", id, object); | |
729 | } | |
730 | ||
19070062 | 731 | static int method_export_tar_or_raw(sd_bus_message *msg, void *userdata, sd_bus_error *error) { |
587fec42 LP |
732 | _cleanup_(transfer_unrefp) Transfer *t = NULL; |
733 | int fd, r; | |
734 | const char *local, *object, *format; | |
735 | Manager *m = userdata; | |
736 | TransferType type; | |
737 | uint32_t id; | |
738 | ||
19070062 LP |
739 | assert(msg); |
740 | assert(m); | |
741 | ||
587fec42 LP |
742 | r = bus_verify_polkit_async( |
743 | msg, | |
744 | CAP_SYS_ADMIN, | |
745 | "org.freedesktop.import1.export", | |
403ed0e5 | 746 | NULL, |
587fec42 LP |
747 | false, |
748 | UID_INVALID, | |
749 | &m->polkit_registry, | |
750 | error); | |
751 | if (r < 0) | |
752 | return r; | |
753 | if (r == 0) | |
754 | return 1; /* Will call us back */ | |
755 | ||
756 | r = sd_bus_message_read(msg, "shs", &local, &fd, &format); | |
757 | if (r < 0) | |
758 | return r; | |
759 | ||
760 | if (!machine_name_is_valid(local)) | |
761 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Local name %s is invalid", local); | |
762 | ||
763 | type = streq_ptr(sd_bus_message_get_member(msg), "ExportTar") ? TRANSFER_EXPORT_TAR : TRANSFER_EXPORT_RAW; | |
764 | ||
765 | r = transfer_new(m, &t); | |
766 | if (r < 0) | |
767 | return r; | |
768 | ||
769 | t->type = type; | |
770 | ||
771 | if (!isempty(format)) { | |
772 | t->format = strdup(format); | |
773 | if (!t->format) | |
774 | return -ENOMEM; | |
775 | } | |
776 | ||
777 | t->local = strdup(local); | |
778 | if (!t->local) | |
779 | return -ENOMEM; | |
780 | ||
781 | t->stdout_fd = fcntl(fd, F_DUPFD_CLOEXEC, 3); | |
782 | if (t->stdout_fd < 0) | |
783 | return -errno; | |
784 | ||
785 | r = transfer_start(t); | |
786 | if (r < 0) | |
787 | return r; | |
788 | ||
789 | object = t->object_path; | |
790 | id = t->id; | |
791 | t = NULL; | |
792 | ||
793 | return sd_bus_reply_method_return(msg, "uo", id, object); | |
794 | } | |
795 | ||
19070062 | 796 | static int method_pull_tar_or_raw(sd_bus_message *msg, void *userdata, sd_bus_error *error) { |
3d7415f4 LP |
797 | _cleanup_(transfer_unrefp) Transfer *t = NULL; |
798 | const char *remote, *local, *verify, *object; | |
799 | Manager *m = userdata; | |
800 | ImportVerify v; | |
801 | TransferType type; | |
802 | int force, r; | |
803 | uint32_t id; | |
804 | ||
3d7415f4 LP |
805 | assert(msg); |
806 | assert(m); | |
807 | ||
808 | r = bus_verify_polkit_async( | |
809 | msg, | |
810 | CAP_SYS_ADMIN, | |
811 | "org.freedesktop.import1.pull", | |
403ed0e5 | 812 | NULL, |
3d7415f4 | 813 | false, |
c529695e | 814 | UID_INVALID, |
3d7415f4 LP |
815 | &m->polkit_registry, |
816 | error); | |
817 | if (r < 0) | |
818 | return r; | |
819 | if (r == 0) | |
820 | return 1; /* Will call us back */ | |
821 | ||
822 | r = sd_bus_message_read(msg, "sssb", &remote, &local, &verify, &force); | |
823 | if (r < 0) | |
824 | return r; | |
825 | ||
826 | if (!http_url_is_valid(remote)) | |
827 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "URL %s is invalid", remote); | |
828 | ||
829 | if (isempty(local)) | |
830 | local = NULL; | |
831 | else if (!machine_name_is_valid(local)) | |
832 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Local name %s is invalid", local); | |
833 | ||
834 | if (isempty(verify)) | |
835 | v = IMPORT_VERIFY_SIGNATURE; | |
836 | else | |
837 | v = import_verify_from_string(verify); | |
838 | if (v < 0) | |
839 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown verification mode %s", verify); | |
840 | ||
4cee5eed | 841 | r = setup_machine_directory((uint64_t) -1, error); |
ce06fdfb LP |
842 | if (r < 0) |
843 | return r; | |
844 | ||
b6e676ce | 845 | type = streq_ptr(sd_bus_message_get_member(msg), "PullTar") ? TRANSFER_PULL_TAR : TRANSFER_PULL_RAW; |
3d7415f4 | 846 | |
b43d75c3 | 847 | if (manager_find(m, type, remote)) |
3d7415f4 LP |
848 | return sd_bus_error_setf(error, BUS_ERROR_TRANSFER_IN_PROGRESS, "Transfer for %s already in progress.", remote); |
849 | ||
850 | r = transfer_new(m, &t); | |
851 | if (r < 0) | |
852 | return r; | |
853 | ||
854 | t->type = type; | |
855 | t->verify = v; | |
856 | t->force_local = force; | |
857 | ||
858 | t->remote = strdup(remote); | |
859 | if (!t->remote) | |
860 | return -ENOMEM; | |
861 | ||
b6e676ce LP |
862 | if (local) { |
863 | t->local = strdup(local); | |
864 | if (!t->local) | |
865 | return -ENOMEM; | |
866 | } | |
3d7415f4 LP |
867 | |
868 | r = transfer_start(t); | |
869 | if (r < 0) | |
870 | return r; | |
871 | ||
872 | object = t->object_path; | |
873 | id = t->id; | |
874 | t = NULL; | |
875 | ||
876 | return sd_bus_reply_method_return(msg, "uo", id, object); | |
877 | } | |
878 | ||
19070062 | 879 | static int method_list_transfers(sd_bus_message *msg, void *userdata, sd_bus_error *error) { |
4afd3348 | 880 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
3d7415f4 LP |
881 | Manager *m = userdata; |
882 | Transfer *t; | |
883 | Iterator i; | |
884 | int r; | |
885 | ||
3d7415f4 LP |
886 | assert(msg); |
887 | assert(m); | |
888 | ||
889 | r = sd_bus_message_new_method_return(msg, &reply); | |
890 | if (r < 0) | |
891 | return r; | |
892 | ||
7079cfef | 893 | r = sd_bus_message_open_container(reply, 'a', "(usssdo)"); |
3d7415f4 LP |
894 | if (r < 0) |
895 | return r; | |
896 | ||
897 | HASHMAP_FOREACH(t, m->transfers, i) { | |
898 | ||
899 | r = sd_bus_message_append( | |
900 | reply, | |
7079cfef | 901 | "(usssdo)", |
3d7415f4 LP |
902 | t->id, |
903 | transfer_type_to_string(t->type), | |
904 | t->remote, | |
905 | t->local, | |
7079cfef | 906 | (double) t->progress_percent / 100.0, |
3d7415f4 LP |
907 | t->object_path); |
908 | if (r < 0) | |
909 | return r; | |
910 | } | |
911 | ||
912 | r = sd_bus_message_close_container(reply); | |
913 | if (r < 0) | |
914 | return r; | |
915 | ||
9030ca46 | 916 | return sd_bus_send(NULL, reply, NULL); |
3d7415f4 LP |
917 | } |
918 | ||
19070062 | 919 | static int method_cancel(sd_bus_message *msg, void *userdata, sd_bus_error *error) { |
3d7415f4 LP |
920 | Transfer *t = userdata; |
921 | int r; | |
922 | ||
3d7415f4 LP |
923 | assert(msg); |
924 | assert(t); | |
925 | ||
926 | r = bus_verify_polkit_async( | |
927 | msg, | |
928 | CAP_SYS_ADMIN, | |
929 | "org.freedesktop.import1.pull", | |
403ed0e5 | 930 | NULL, |
3d7415f4 | 931 | false, |
c529695e | 932 | UID_INVALID, |
3d7415f4 LP |
933 | &t->manager->polkit_registry, |
934 | error); | |
935 | if (r < 0) | |
936 | return r; | |
937 | if (r == 0) | |
938 | return 1; /* Will call us back */ | |
939 | ||
940 | r = transfer_cancel(t); | |
941 | if (r < 0) | |
942 | return r; | |
943 | ||
944 | return sd_bus_reply_method_return(msg, NULL); | |
945 | } | |
946 | ||
19070062 | 947 | static int method_cancel_transfer(sd_bus_message *msg, void *userdata, sd_bus_error *error) { |
3d7415f4 LP |
948 | Manager *m = userdata; |
949 | Transfer *t; | |
950 | uint32_t id; | |
951 | int r; | |
952 | ||
3d7415f4 LP |
953 | assert(msg); |
954 | assert(m); | |
955 | ||
956 | r = bus_verify_polkit_async( | |
957 | msg, | |
958 | CAP_SYS_ADMIN, | |
959 | "org.freedesktop.import1.pull", | |
403ed0e5 | 960 | NULL, |
3d7415f4 | 961 | false, |
c529695e | 962 | UID_INVALID, |
3d7415f4 LP |
963 | &m->polkit_registry, |
964 | error); | |
965 | if (r < 0) | |
966 | return r; | |
967 | if (r == 0) | |
968 | return 1; /* Will call us back */ | |
969 | ||
970 | r = sd_bus_message_read(msg, "u", &id); | |
971 | if (r < 0) | |
972 | return r; | |
973 | if (id <= 0) | |
974 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid transfer id"); | |
975 | ||
976 | t = hashmap_get(m->transfers, UINT32_TO_PTR(id)); | |
977 | if (!t) | |
09d46cfd | 978 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_TRANSFER, "No transfer by id %" PRIu32, id); |
3d7415f4 LP |
979 | |
980 | r = transfer_cancel(t); | |
981 | if (r < 0) | |
982 | return r; | |
983 | ||
984 | return sd_bus_reply_method_return(msg, NULL); | |
985 | } | |
986 | ||
7079cfef LP |
987 | static int property_get_progress( |
988 | sd_bus *bus, | |
989 | const char *path, | |
990 | const char *interface, | |
991 | const char *property, | |
992 | sd_bus_message *reply, | |
993 | void *userdata, | |
994 | sd_bus_error *error) { | |
995 | ||
996 | Transfer *t = userdata; | |
997 | ||
998 | assert(bus); | |
999 | assert(reply); | |
1000 | assert(t); | |
1001 | ||
1002 | return sd_bus_message_append(reply, "d", (double) t->progress_percent / 100.0); | |
1003 | } | |
1004 | ||
3d7415f4 LP |
1005 | static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_type, transfer_type, TransferType); |
1006 | static BUS_DEFINE_PROPERTY_GET_ENUM(property_get_verify, import_verify, ImportVerify); | |
1007 | ||
1008 | static const sd_bus_vtable transfer_vtable[] = { | |
1009 | SD_BUS_VTABLE_START(0), | |
1010 | SD_BUS_PROPERTY("Id", "u", NULL, offsetof(Transfer, id), SD_BUS_VTABLE_PROPERTY_CONST), | |
1011 | SD_BUS_PROPERTY("Local", "s", NULL, offsetof(Transfer, local), SD_BUS_VTABLE_PROPERTY_CONST), | |
1012 | SD_BUS_PROPERTY("Remote", "s", NULL, offsetof(Transfer, remote), SD_BUS_VTABLE_PROPERTY_CONST), | |
1013 | SD_BUS_PROPERTY("Type", "s", property_get_type, offsetof(Transfer, type), SD_BUS_VTABLE_PROPERTY_CONST), | |
1014 | SD_BUS_PROPERTY("Verify", "s", property_get_verify, offsetof(Transfer, verify), SD_BUS_VTABLE_PROPERTY_CONST), | |
7079cfef | 1015 | SD_BUS_PROPERTY("Progress", "d", property_get_progress, 0, 0), |
3d7415f4 LP |
1016 | SD_BUS_METHOD("Cancel", NULL, NULL, method_cancel, SD_BUS_VTABLE_UNPRIVILEGED), |
1017 | SD_BUS_SIGNAL("LogMessage", "us", 0), | |
1018 | SD_BUS_VTABLE_END, | |
1019 | }; | |
1020 | ||
1021 | static const sd_bus_vtable manager_vtable[] = { | |
1022 | SD_BUS_VTABLE_START(0), | |
b6e676ce LP |
1023 | SD_BUS_METHOD("ImportTar", "hsbb", "uo", method_import_tar_or_raw, SD_BUS_VTABLE_UNPRIVILEGED), |
1024 | SD_BUS_METHOD("ImportRaw", "hsbb", "uo", method_import_tar_or_raw, SD_BUS_VTABLE_UNPRIVILEGED), | |
587fec42 LP |
1025 | SD_BUS_METHOD("ExportTar", "shs", "uo", method_export_tar_or_raw, SD_BUS_VTABLE_UNPRIVILEGED), |
1026 | SD_BUS_METHOD("ExportRaw", "shs", "uo", method_export_tar_or_raw, SD_BUS_VTABLE_UNPRIVILEGED), | |
3d7415f4 LP |
1027 | SD_BUS_METHOD("PullTar", "sssb", "uo", method_pull_tar_or_raw, SD_BUS_VTABLE_UNPRIVILEGED), |
1028 | SD_BUS_METHOD("PullRaw", "sssb", "uo", method_pull_tar_or_raw, SD_BUS_VTABLE_UNPRIVILEGED), | |
7079cfef | 1029 | SD_BUS_METHOD("ListTransfers", NULL, "a(usssdo)", method_list_transfers, SD_BUS_VTABLE_UNPRIVILEGED), |
3d7415f4 LP |
1030 | SD_BUS_METHOD("CancelTransfer", "u", NULL, method_cancel_transfer, SD_BUS_VTABLE_UNPRIVILEGED), |
1031 | SD_BUS_SIGNAL("TransferNew", "uo", 0), | |
1032 | SD_BUS_SIGNAL("TransferRemoved", "uos", 0), | |
1033 | SD_BUS_VTABLE_END, | |
1034 | }; | |
1035 | ||
1036 | static int transfer_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error) { | |
1037 | Manager *m = userdata; | |
1038 | Transfer *t; | |
1039 | const char *p; | |
1040 | uint32_t id; | |
1041 | int r; | |
1042 | ||
1043 | assert(bus); | |
1044 | assert(path); | |
1045 | assert(interface); | |
1046 | assert(found); | |
1047 | assert(m); | |
1048 | ||
1049 | p = startswith(path, "/org/freedesktop/import1/transfer/_"); | |
1050 | if (!p) | |
1051 | return 0; | |
1052 | ||
1053 | r = safe_atou32(p, &id); | |
1054 | if (r < 0 || id == 0) | |
1055 | return 0; | |
1056 | ||
1057 | t = hashmap_get(m->transfers, UINT32_TO_PTR(id)); | |
1058 | if (!t) | |
1059 | return 0; | |
1060 | ||
1061 | *found = t; | |
1062 | return 1; | |
1063 | } | |
1064 | ||
1065 | static int transfer_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error) { | |
1066 | _cleanup_strv_free_ char **l = NULL; | |
1067 | Manager *m = userdata; | |
1068 | Transfer *t; | |
1069 | unsigned k = 0; | |
1070 | Iterator i; | |
1071 | ||
1072 | l = new0(char*, hashmap_size(m->transfers) + 1); | |
1073 | if (!l) | |
1074 | return -ENOMEM; | |
1075 | ||
1076 | HASHMAP_FOREACH(t, m->transfers, i) { | |
1077 | ||
1078 | l[k] = strdup(t->object_path); | |
1079 | if (!l[k]) | |
1080 | return -ENOMEM; | |
1081 | ||
1082 | k++; | |
1083 | } | |
1084 | ||
ae2a15bc | 1085 | *nodes = TAKE_PTR(l); |
3d7415f4 LP |
1086 | |
1087 | return 1; | |
1088 | } | |
1089 | ||
1090 | static int manager_add_bus_objects(Manager *m) { | |
1091 | int r; | |
1092 | ||
1093 | assert(m); | |
1094 | ||
1095 | r = sd_bus_add_object_vtable(m->bus, NULL, "/org/freedesktop/import1", "org.freedesktop.import1.Manager", manager_vtable, m); | |
1096 | if (r < 0) | |
1097 | return log_error_errno(r, "Failed to register object: %m"); | |
1098 | ||
1099 | r = sd_bus_add_fallback_vtable(m->bus, NULL, "/org/freedesktop/import1/transfer", "org.freedesktop.import1.Transfer", transfer_vtable, transfer_object_find, m); | |
1100 | if (r < 0) | |
1101 | return log_error_errno(r, "Failed to register object: %m"); | |
1102 | ||
1103 | r = sd_bus_add_node_enumerator(m->bus, NULL, "/org/freedesktop/import1/transfer", transfer_node_enumerator, m); | |
1104 | if (r < 0) | |
1105 | return log_error_errno(r, "Failed to add transfer enumerator: %m"); | |
1106 | ||
0c0b9306 | 1107 | r = sd_bus_request_name_async(m->bus, NULL, "org.freedesktop.import1", 0, NULL, NULL); |
3d7415f4 | 1108 | if (r < 0) |
0c0b9306 | 1109 | return log_error_errno(r, "Failed to request name: %m"); |
3d7415f4 LP |
1110 | |
1111 | r = sd_bus_attach_event(m->bus, m->event, 0); | |
1112 | if (r < 0) | |
1113 | return log_error_errno(r, "Failed to attach bus to event loop: %m"); | |
1114 | ||
1115 | return 0; | |
1116 | } | |
1117 | ||
1118 | static bool manager_check_idle(void *userdata) { | |
1119 | Manager *m = userdata; | |
1120 | ||
1121 | return hashmap_isempty(m->transfers); | |
1122 | } | |
1123 | ||
1124 | static int manager_run(Manager *m) { | |
1125 | assert(m); | |
1126 | ||
1127 | return bus_event_loop_with_idle( | |
1128 | m->event, | |
1129 | m->bus, | |
1130 | "org.freedesktop.import1", | |
1131 | DEFAULT_EXIT_USEC, | |
1132 | manager_check_idle, | |
1133 | m); | |
1134 | } | |
1135 | ||
1136 | int main(int argc, char *argv[]) { | |
1137 | _cleanup_(manager_unrefp) Manager *m = NULL; | |
1138 | int r; | |
1139 | ||
1140 | log_set_target(LOG_TARGET_AUTO); | |
1141 | log_parse_environment(); | |
1142 | log_open(); | |
1143 | ||
1144 | umask(0022); | |
1145 | ||
1146 | if (argc != 1) { | |
1147 | log_error("This program takes no arguments."); | |
1148 | r = -EINVAL; | |
1149 | goto finish; | |
1150 | } | |
1151 | ||
72c0a2c2 | 1152 | assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGCHLD, -1) >= 0); |
3d7415f4 LP |
1153 | |
1154 | r = manager_new(&m); | |
1155 | if (r < 0) { | |
1156 | log_error_errno(r, "Failed to allocate manager object: %m"); | |
1157 | goto finish; | |
1158 | } | |
1159 | ||
1160 | r = manager_add_bus_objects(m); | |
1161 | if (r < 0) | |
1162 | goto finish; | |
1163 | ||
1164 | r = manager_run(m); | |
1165 | if (r < 0) { | |
1166 | log_error_errno(r, "Failed to run event loop: %m"); | |
1167 | goto finish; | |
1168 | } | |
1169 | ||
1170 | finish: | |
1171 | return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; | |
1172 | } |