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1ee306e1 LP |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2011 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU Lesser General Public License as published by | |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
22 | #include <errno.h> | |
23 | #include <string.h> | |
24 | #include <unistd.h> | |
1ee306e1 | 25 | |
c3350683 | 26 | #include "sd-id128.h" |
3ffd4af2 LP |
27 | |
28 | #include "btrfs-util.h" | |
96aad8d1 | 29 | #include "bus-common-errors.h" |
3ffd4af2 | 30 | #include "bus-util.h" |
23c80348 | 31 | #include "cgroup-util.h" |
3ffd4af2 | 32 | #include "fd-util.h" |
c01ff965 | 33 | #include "formats-util.h" |
25300b5a | 34 | #include "hostname-util.h" |
3ffd4af2 LP |
35 | #include "image-dbus.h" |
36 | #include "machine-dbus.h" | |
003dffde | 37 | #include "machine-image.h" |
4cee5eed | 38 | #include "machine-pool.h" |
c3350683 | 39 | #include "machined.h" |
3ffd4af2 LP |
40 | #include "path-util.h" |
41 | #include "process-util.h" | |
42 | #include "strv.h" | |
43 | #include "unit-name.h" | |
1ee306e1 | 44 | |
160e3793 LP |
45 | static int property_get_pool_path( |
46 | sd_bus *bus, | |
47 | const char *path, | |
48 | const char *interface, | |
49 | const char *property, | |
50 | sd_bus_message *reply, | |
51 | void *userdata, | |
52 | sd_bus_error *error) { | |
53 | ||
54 | assert(bus); | |
55 | assert(reply); | |
56 | ||
57 | return sd_bus_message_append(reply, "s", "/var/lib/machines"); | |
58 | } | |
59 | ||
60 | static int property_get_pool_usage( | |
61 | sd_bus *bus, | |
62 | const char *path, | |
63 | const char *interface, | |
64 | const char *property, | |
65 | sd_bus_message *reply, | |
66 | void *userdata, | |
67 | sd_bus_error *error) { | |
68 | ||
69 | _cleanup_close_ int fd = -1; | |
70 | uint64_t usage = (uint64_t) -1; | |
71 | struct stat st; | |
72 | ||
73 | assert(bus); | |
74 | assert(reply); | |
75 | ||
76 | /* We try to read the quota info from /var/lib/machines, as | |
77 | * well as the usage of the loopback file | |
78 | * /var/lib/machines.raw, and pick the larger value. */ | |
79 | ||
80 | fd = open("/var/lib/machines", O_RDONLY|O_CLOEXEC|O_DIRECTORY); | |
81 | if (fd >= 0) { | |
82 | BtrfsQuotaInfo q; | |
83 | ||
5bcd08db | 84 | if (btrfs_subvol_get_subtree_quota_fd(fd, 0, &q) >= 0) |
cb81cd80 | 85 | usage = q.referenced; |
160e3793 LP |
86 | } |
87 | ||
88 | if (stat("/var/lib/machines.raw", &st) >= 0) { | |
89 | if (usage == (uint64_t) -1 || st.st_blocks * 512ULL > usage) | |
90 | usage = st.st_blocks * 512ULL; | |
91 | } | |
92 | ||
93 | return sd_bus_message_append(reply, "t", usage); | |
94 | } | |
95 | ||
96 | static int property_get_pool_limit( | |
97 | sd_bus *bus, | |
98 | const char *path, | |
99 | const char *interface, | |
100 | const char *property, | |
101 | sd_bus_message *reply, | |
102 | void *userdata, | |
103 | sd_bus_error *error) { | |
104 | ||
105 | _cleanup_close_ int fd = -1; | |
106 | uint64_t size = (uint64_t) -1; | |
107 | struct stat st; | |
108 | ||
109 | assert(bus); | |
110 | assert(reply); | |
111 | ||
112 | /* We try to read the quota limit from /var/lib/machines, as | |
113 | * well as the size of the loopback file | |
114 | * /var/lib/machines.raw, and pick the smaller value. */ | |
115 | ||
116 | fd = open("/var/lib/machines", O_RDONLY|O_CLOEXEC|O_DIRECTORY); | |
117 | if (fd >= 0) { | |
118 | BtrfsQuotaInfo q; | |
119 | ||
5bcd08db | 120 | if (btrfs_subvol_get_subtree_quota_fd(fd, 0, &q) >= 0) |
cb81cd80 | 121 | size = q.referenced_max; |
160e3793 LP |
122 | } |
123 | ||
124 | if (stat("/var/lib/machines.raw", &st) >= 0) { | |
125 | if (size == (uint64_t) -1 || (uint64_t) st.st_size < size) | |
126 | size = st.st_size; | |
127 | } | |
128 | ||
129 | return sd_bus_message_append(reply, "t", size); | |
130 | } | |
131 | ||
19070062 | 132 | static int method_get_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 LP |
133 | _cleanup_free_ char *p = NULL; |
134 | Manager *m = userdata; | |
135 | Machine *machine; | |
136 | const char *name; | |
137 | int r; | |
138 | ||
c3350683 LP |
139 | assert(message); |
140 | assert(m); | |
141 | ||
142 | r = sd_bus_message_read(message, "s", &name); | |
143 | if (r < 0) | |
ebcf1f97 | 144 | return r; |
c3350683 LP |
145 | |
146 | machine = hashmap_get(m->machines, name); | |
147 | if (!machine) | |
ebcf1f97 | 148 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); |
c3350683 LP |
149 | |
150 | p = machine_bus_path(machine); | |
151 | if (!p) | |
ebcf1f97 | 152 | return -ENOMEM; |
c3350683 | 153 | |
df2d202e | 154 | return sd_bus_reply_method_return(message, "o", p); |
c3350683 LP |
155 | } |
156 | ||
19070062 | 157 | static int method_get_image(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c2ce6a3d LP |
158 | _cleanup_free_ char *p = NULL; |
159 | Manager *m = userdata; | |
160 | const char *name; | |
161 | int r; | |
162 | ||
c2ce6a3d LP |
163 | assert(message); |
164 | assert(m); | |
165 | ||
166 | r = sd_bus_message_read(message, "s", &name); | |
167 | if (r < 0) | |
168 | return r; | |
169 | ||
170 | r = image_find(name, NULL); | |
171 | if (r == 0) | |
172 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_IMAGE, "No image '%s' known", name); | |
173 | if (r < 0) | |
174 | return r; | |
175 | ||
176 | p = image_bus_path(name); | |
177 | if (!p) | |
178 | return -ENOMEM; | |
179 | ||
180 | return sd_bus_reply_method_return(message, "o", p); | |
181 | } | |
182 | ||
19070062 | 183 | static int method_get_machine_by_pid(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 LP |
184 | _cleanup_free_ char *p = NULL; |
185 | Manager *m = userdata; | |
186 | Machine *machine = NULL; | |
4e724d9c | 187 | pid_t pid; |
c3350683 LP |
188 | int r; |
189 | ||
c3350683 LP |
190 | assert(message); |
191 | assert(m); | |
192 | ||
4e724d9c LP |
193 | assert_cc(sizeof(pid_t) == sizeof(uint32_t)); |
194 | ||
c3350683 LP |
195 | r = sd_bus_message_read(message, "u", &pid); |
196 | if (r < 0) | |
ebcf1f97 | 197 | return r; |
c3350683 | 198 | |
4e724d9c | 199 | if (pid == 0) { |
5b12334d LP |
200 | _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL; |
201 | ||
202 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); | |
203 | if (r < 0) | |
204 | return r; | |
205 | ||
206 | r = sd_bus_creds_get_pid(creds, &pid); | |
4e724d9c | 207 | if (r < 0) |
ebcf1f97 | 208 | return r; |
4e724d9c LP |
209 | } |
210 | ||
c3350683 LP |
211 | r = manager_get_machine_by_pid(m, pid, &machine); |
212 | if (r < 0) | |
ebcf1f97 | 213 | return r; |
c3350683 | 214 | if (!machine) |
de0671ee | 215 | return sd_bus_error_setf(error, BUS_ERROR_NO_MACHINE_FOR_PID, "PID "PID_FMT" does not belong to any known machine", pid); |
c3350683 LP |
216 | |
217 | p = machine_bus_path(machine); | |
218 | if (!p) | |
ebcf1f97 | 219 | return -ENOMEM; |
c3350683 | 220 | |
df2d202e | 221 | return sd_bus_reply_method_return(message, "o", p); |
c3350683 LP |
222 | } |
223 | ||
19070062 | 224 | static int method_list_machines(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 LP |
225 | _cleanup_bus_message_unref_ sd_bus_message *reply = NULL; |
226 | Manager *m = userdata; | |
227 | Machine *machine; | |
228 | Iterator i; | |
229 | int r; | |
230 | ||
c3350683 LP |
231 | assert(message); |
232 | assert(m); | |
233 | ||
df2d202e | 234 | r = sd_bus_message_new_method_return(message, &reply); |
c3350683 | 235 | if (r < 0) |
ebcf1f97 | 236 | return sd_bus_error_set_errno(error, r); |
c3350683 LP |
237 | |
238 | r = sd_bus_message_open_container(reply, 'a', "(ssso)"); | |
239 | if (r < 0) | |
ebcf1f97 | 240 | return sd_bus_error_set_errno(error, r); |
c3350683 LP |
241 | |
242 | HASHMAP_FOREACH(machine, m->machines, i) { | |
243 | _cleanup_free_ char *p = NULL; | |
244 | ||
245 | p = machine_bus_path(machine); | |
246 | if (!p) | |
ebcf1f97 | 247 | return -ENOMEM; |
c3350683 LP |
248 | |
249 | r = sd_bus_message_append(reply, "(ssso)", | |
250 | machine->name, | |
251 | strempty(machine_class_to_string(machine->class)), | |
252 | machine->service, | |
253 | p); | |
254 | if (r < 0) | |
ebcf1f97 | 255 | return sd_bus_error_set_errno(error, r); |
c3350683 | 256 | } |
1ee306e1 | 257 | |
c3350683 LP |
258 | r = sd_bus_message_close_container(reply); |
259 | if (r < 0) | |
ebcf1f97 | 260 | return sd_bus_error_set_errno(error, r); |
c3350683 | 261 | |
9030ca46 | 262 | return sd_bus_send(NULL, reply, NULL); |
c3350683 LP |
263 | } |
264 | ||
9b5ed6fe | 265 | static int method_create_or_register_machine(Manager *manager, sd_bus_message *message, bool read_network, Machine **_m, sd_bus_error *error) { |
8aec412f | 266 | const char *name, *service, *class, *root_directory; |
9b5ed6fe | 267 | const int32_t *netif = NULL; |
1ee306e1 LP |
268 | MachineClass c; |
269 | uint32_t leader; | |
270 | sd_id128_t id; | |
c3350683 | 271 | const void *v; |
1ee306e1 | 272 | Machine *m; |
9b5ed6fe | 273 | size_t n, n_netif = 0; |
c3350683 | 274 | int r; |
1ee306e1 | 275 | |
c3350683 | 276 | assert(manager); |
89f7c846 LP |
277 | assert(message); |
278 | assert(_m); | |
1ee306e1 | 279 | |
c3350683 LP |
280 | r = sd_bus_message_read(message, "s", &name); |
281 | if (r < 0) | |
ebcf1f97 | 282 | return r; |
7f0d207d | 283 | if (!machine_name_is_valid(name)) |
ebcf1f97 | 284 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid machine name"); |
1ee306e1 | 285 | |
c3350683 LP |
286 | r = sd_bus_message_read_array(message, 'y', &v, &n); |
287 | if (r < 0) | |
ebcf1f97 | 288 | return r; |
1ee306e1 LP |
289 | if (n == 0) |
290 | id = SD_ID128_NULL; | |
291 | else if (n == 16) | |
292 | memcpy(&id, v, n); | |
293 | else | |
ebcf1f97 | 294 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid machine ID parameter"); |
1ee306e1 | 295 | |
c3350683 LP |
296 | r = sd_bus_message_read(message, "ssus", &service, &class, &leader, &root_directory); |
297 | if (r < 0) | |
ebcf1f97 | 298 | return r; |
1ee306e1 | 299 | |
9b5ed6fe LP |
300 | if (read_network) { |
301 | size_t i; | |
302 | ||
303 | r = sd_bus_message_read_array(message, 'i', (const void**) &netif, &n_netif); | |
304 | if (r < 0) | |
305 | return r; | |
306 | ||
307 | n_netif /= sizeof(int32_t); | |
308 | ||
309 | for (i = 0; i < n_netif; i++) { | |
310 | if (netif[i] <= 0) | |
311 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid network interface index %i", netif[i]); | |
312 | } | |
313 | } | |
314 | ||
1ee306e1 LP |
315 | if (isempty(class)) |
316 | c = _MACHINE_CLASS_INVALID; | |
317 | else { | |
318 | c = machine_class_from_string(class); | |
319 | if (c < 0) | |
ebcf1f97 | 320 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid machine class parameter"); |
1ee306e1 LP |
321 | } |
322 | ||
c3350683 | 323 | if (leader == 1) |
ebcf1f97 | 324 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid leader PID"); |
1ee306e1 | 325 | |
c3350683 | 326 | if (!isempty(root_directory) && !path_is_absolute(root_directory)) |
ebcf1f97 | 327 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Root directory must be empty or an absolute path"); |
1ee306e1 | 328 | |
c3350683 | 329 | if (leader == 0) { |
5b12334d LP |
330 | _cleanup_bus_creds_unref_ sd_bus_creds *creds = NULL; |
331 | ||
332 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); | |
333 | if (r < 0) | |
334 | return r; | |
335 | ||
c3350683 | 336 | assert_cc(sizeof(uint32_t) == sizeof(pid_t)); |
554604b3 | 337 | |
5b12334d | 338 | r = sd_bus_creds_get_pid(creds, (pid_t*) &leader); |
c3350683 | 339 | if (r < 0) |
ebcf1f97 | 340 | return r; |
c3350683 | 341 | } |
554604b3 | 342 | |
1ee306e1 | 343 | if (hashmap_get(manager->machines, name)) |
ebcf1f97 | 344 | return sd_bus_error_setf(error, BUS_ERROR_MACHINE_EXISTS, "Machine '%s' already exists", name); |
1ee306e1 LP |
345 | |
346 | r = manager_add_machine(manager, name, &m); | |
347 | if (r < 0) | |
ebcf1f97 | 348 | return r; |
1ee306e1 LP |
349 | |
350 | m->leader = leader; | |
351 | m->class = c; | |
352 | m->id = id; | |
353 | ||
354 | if (!isempty(service)) { | |
355 | m->service = strdup(service); | |
356 | if (!m->service) { | |
ebcf1f97 | 357 | r = -ENOMEM; |
1ee306e1 LP |
358 | goto fail; |
359 | } | |
360 | } | |
361 | ||
362 | if (!isempty(root_directory)) { | |
363 | m->root_directory = strdup(root_directory); | |
364 | if (!m->root_directory) { | |
ebcf1f97 | 365 | r = -ENOMEM; |
1ee306e1 LP |
366 | goto fail; |
367 | } | |
368 | } | |
369 | ||
9b5ed6fe LP |
370 | if (n_netif > 0) { |
371 | assert_cc(sizeof(int32_t) == sizeof(int)); | |
372 | m->netif = memdup(netif, sizeof(int32_t) * n_netif); | |
373 | if (!m->netif) { | |
374 | r = -ENOMEM; | |
375 | goto fail; | |
376 | } | |
377 | ||
378 | m->n_netif = n_netif; | |
379 | } | |
380 | ||
89f7c846 LP |
381 | *_m = m; |
382 | ||
383 | return 1; | |
384 | ||
385 | fail: | |
386 | machine_add_to_gc_queue(m); | |
387 | return r; | |
388 | } | |
389 | ||
19070062 | 390 | static int method_create_machine_internal(sd_bus_message *message, bool read_network, void *userdata, sd_bus_error *error) { |
89f7c846 LP |
391 | Manager *manager = userdata; |
392 | Machine *m = NULL; | |
393 | int r; | |
394 | ||
19070062 LP |
395 | assert(message); |
396 | assert(manager); | |
397 | ||
9b5ed6fe | 398 | r = method_create_or_register_machine(manager, message, read_network, &m, error); |
89f7c846 LP |
399 | if (r < 0) |
400 | return r; | |
401 | ||
402 | r = sd_bus_message_enter_container(message, 'a', "(sv)"); | |
403 | if (r < 0) | |
404 | goto fail; | |
405 | ||
ebcf1f97 LP |
406 | r = machine_start(m, message, error); |
407 | if (r < 0) | |
1ee306e1 LP |
408 | goto fail; |
409 | ||
c3350683 | 410 | m->create_message = sd_bus_message_ref(message); |
c3350683 | 411 | return 1; |
1ee306e1 LP |
412 | |
413 | fail: | |
a3e7f417 | 414 | machine_add_to_gc_queue(m); |
89f7c846 LP |
415 | return r; |
416 | } | |
1ee306e1 | 417 | |
19070062 LP |
418 | static int method_create_machine_with_network(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
419 | return method_create_machine_internal(message, true, userdata, error); | |
9b5ed6fe LP |
420 | } |
421 | ||
19070062 LP |
422 | static int method_create_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
423 | return method_create_machine_internal(message, false, userdata, error); | |
9b5ed6fe LP |
424 | } |
425 | ||
19070062 | 426 | static int method_register_machine_internal(sd_bus_message *message, bool read_network, void *userdata, sd_bus_error *error) { |
89f7c846 LP |
427 | Manager *manager = userdata; |
428 | _cleanup_free_ char *p = NULL; | |
429 | Machine *m = NULL; | |
430 | int r; | |
431 | ||
19070062 LP |
432 | assert(message); |
433 | assert(manager); | |
434 | ||
9b5ed6fe | 435 | r = method_create_or_register_machine(manager, message, read_network, &m, error); |
89f7c846 LP |
436 | if (r < 0) |
437 | return r; | |
438 | ||
439 | r = cg_pid_get_unit(m->leader, &m->unit); | |
440 | if (r < 0) { | |
441 | r = sd_bus_error_set_errnof(error, r, "Failed to determine unit of process "PID_FMT" : %s", m->leader, strerror(-r)); | |
442 | goto fail; | |
443 | } | |
444 | ||
445 | r = machine_start(m, NULL, error); | |
446 | if (r < 0) | |
447 | goto fail; | |
448 | ||
449 | p = machine_bus_path(m); | |
450 | if (!p) { | |
451 | r = -ENOMEM; | |
452 | goto fail; | |
453 | } | |
454 | ||
455 | return sd_bus_reply_method_return(message, "o", p); | |
456 | ||
457 | fail: | |
458 | machine_add_to_gc_queue(m); | |
1ee306e1 LP |
459 | return r; |
460 | } | |
461 | ||
19070062 LP |
462 | static int method_register_machine_with_network(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
463 | return method_register_machine_internal(message, true, userdata, error); | |
9b5ed6fe LP |
464 | } |
465 | ||
19070062 LP |
466 | static int method_register_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
467 | return method_register_machine_internal(message, false, userdata, error); | |
9b5ed6fe LP |
468 | } |
469 | ||
19070062 | 470 | static int method_terminate_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
1ee306e1 | 471 | Manager *m = userdata; |
c3350683 LP |
472 | Machine *machine; |
473 | const char *name; | |
1ee306e1 LP |
474 | int r; |
475 | ||
1ee306e1 LP |
476 | assert(message); |
477 | assert(m); | |
478 | ||
c3350683 LP |
479 | r = sd_bus_message_read(message, "s", &name); |
480 | if (r < 0) | |
ebcf1f97 | 481 | return sd_bus_error_set_errno(error, r); |
1ee306e1 | 482 | |
c3350683 LP |
483 | machine = hashmap_get(m->machines, name); |
484 | if (!machine) | |
ebcf1f97 | 485 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); |
1ee306e1 | 486 | |
19070062 | 487 | return bus_machine_method_terminate(message, machine, error); |
c3350683 | 488 | } |
1ee306e1 | 489 | |
19070062 | 490 | static int method_kill_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 LP |
491 | Manager *m = userdata; |
492 | Machine *machine; | |
493 | const char *name; | |
c3350683 | 494 | int r; |
1ee306e1 | 495 | |
c3350683 LP |
496 | assert(message); |
497 | assert(m); | |
1ee306e1 | 498 | |
878cd7e9 | 499 | r = sd_bus_message_read(message, "s", &name); |
c3350683 | 500 | if (r < 0) |
ebcf1f97 | 501 | return sd_bus_error_set_errno(error, r); |
1ee306e1 | 502 | |
c3350683 LP |
503 | machine = hashmap_get(m->machines, name); |
504 | if (!machine) | |
ebcf1f97 | 505 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); |
1ee306e1 | 506 | |
19070062 | 507 | return bus_machine_method_kill(message, machine, error); |
878cd7e9 LP |
508 | } |
509 | ||
19070062 | 510 | static int method_get_machine_addresses(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
878cd7e9 LP |
511 | Manager *m = userdata; |
512 | Machine *machine; | |
513 | const char *name; | |
514 | int r; | |
515 | ||
878cd7e9 LP |
516 | assert(message); |
517 | assert(m); | |
518 | ||
519 | r = sd_bus_message_read(message, "s", &name); | |
c3350683 | 520 | if (r < 0) |
ebcf1f97 | 521 | return sd_bus_error_set_errno(error, r); |
1ee306e1 | 522 | |
878cd7e9 LP |
523 | machine = hashmap_get(m->machines, name); |
524 | if (!machine) | |
525 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
526 | ||
19070062 | 527 | return bus_machine_method_get_addresses(message, machine, error); |
c3350683 | 528 | } |
1ee306e1 | 529 | |
19070062 | 530 | static int method_get_machine_os_release(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
717603e3 LP |
531 | Manager *m = userdata; |
532 | Machine *machine; | |
533 | const char *name; | |
534 | int r; | |
535 | ||
717603e3 LP |
536 | assert(message); |
537 | assert(m); | |
538 | ||
539 | r = sd_bus_message_read(message, "s", &name); | |
540 | if (r < 0) | |
541 | return sd_bus_error_set_errno(error, r); | |
542 | ||
543 | machine = hashmap_get(m->machines, name); | |
544 | if (!machine) | |
545 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
546 | ||
19070062 | 547 | return bus_machine_method_get_os_release(message, machine, error); |
717603e3 LP |
548 | } |
549 | ||
19070062 | 550 | static int method_list_images(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
cd61c3bf LP |
551 | _cleanup_bus_message_unref_ sd_bus_message *reply = NULL; |
552 | _cleanup_(image_hashmap_freep) Hashmap *images = NULL; | |
553 | Manager *m = userdata; | |
554 | Image *image; | |
555 | Iterator i; | |
556 | int r; | |
557 | ||
cd61c3bf LP |
558 | assert(message); |
559 | assert(m); | |
560 | ||
561 | images = hashmap_new(&string_hash_ops); | |
562 | if (!images) | |
563 | return -ENOMEM; | |
564 | ||
565 | r = image_discover(images); | |
566 | if (r < 0) | |
567 | return r; | |
568 | ||
569 | r = sd_bus_message_new_method_return(message, &reply); | |
570 | if (r < 0) | |
571 | return r; | |
572 | ||
b6b18498 | 573 | r = sd_bus_message_open_container(reply, 'a', "(ssbttto)"); |
cd61c3bf LP |
574 | if (r < 0) |
575 | return r; | |
576 | ||
577 | HASHMAP_FOREACH(image, images, i) { | |
578 | _cleanup_free_ char *p = NULL; | |
579 | ||
580 | p = image_bus_path(image->name); | |
581 | if (!p) | |
582 | return -ENOMEM; | |
583 | ||
b6b18498 | 584 | r = sd_bus_message_append(reply, "(ssbttto)", |
cd61c3bf LP |
585 | image->name, |
586 | image_type_to_string(image->type), | |
587 | image->read_only, | |
10f9c755 LP |
588 | image->crtime, |
589 | image->mtime, | |
c19de711 | 590 | image->usage, |
cd61c3bf LP |
591 | p); |
592 | if (r < 0) | |
593 | return r; | |
594 | } | |
595 | ||
596 | r = sd_bus_message_close_container(reply); | |
597 | if (r < 0) | |
598 | return r; | |
599 | ||
9030ca46 | 600 | return sd_bus_send(NULL, reply, NULL); |
cd61c3bf LP |
601 | } |
602 | ||
19070062 | 603 | static int method_open_machine_pty(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
40205d70 LP |
604 | Manager *m = userdata; |
605 | Machine *machine; | |
606 | const char *name; | |
607 | int r; | |
608 | ||
40205d70 LP |
609 | assert(message); |
610 | assert(m); | |
611 | ||
612 | r = sd_bus_message_read(message, "s", &name); | |
613 | if (r < 0) | |
614 | return sd_bus_error_set_errno(error, r); | |
615 | ||
616 | machine = hashmap_get(m->machines, name); | |
617 | if (!machine) | |
618 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
619 | ||
19070062 | 620 | return bus_machine_method_open_pty(message, machine, error); |
40205d70 LP |
621 | } |
622 | ||
19070062 | 623 | static int method_open_machine_login(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
5f8cc96a LP |
624 | Manager *m = userdata; |
625 | Machine *machine; | |
626 | const char *name; | |
627 | int r; | |
628 | ||
5f8cc96a LP |
629 | assert(message); |
630 | assert(m); | |
631 | ||
632 | r = sd_bus_message_read(message, "s", &name); | |
633 | if (r < 0) | |
08682124 | 634 | return r; |
5f8cc96a LP |
635 | |
636 | machine = hashmap_get(m->machines, name); | |
637 | if (!machine) | |
638 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
639 | ||
19070062 | 640 | return bus_machine_method_open_login(message, machine, error); |
5f8cc96a LP |
641 | } |
642 | ||
49af9e13 LP |
643 | static int method_open_machine_shell(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
644 | Manager *m = userdata; | |
645 | Machine *machine; | |
646 | const char *name; | |
647 | ||
648 | int r; | |
649 | ||
650 | assert(message); | |
651 | assert(m); | |
652 | ||
653 | r = sd_bus_message_read(message, "s", &name); | |
654 | if (r < 0) | |
655 | return r; | |
656 | ||
657 | machine = hashmap_get(m->machines, name); | |
658 | if (!machine) | |
659 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
660 | ||
661 | return bus_machine_method_open_shell(message, machine, error); | |
662 | } | |
663 | ||
19070062 | 664 | static int method_bind_mount_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
90adaa25 LP |
665 | Manager *m = userdata; |
666 | Machine *machine; | |
667 | const char *name; | |
668 | int r; | |
669 | ||
90adaa25 LP |
670 | assert(message); |
671 | assert(m); | |
672 | ||
673 | r = sd_bus_message_read(message, "s", &name); | |
674 | if (r < 0) | |
675 | return r; | |
676 | ||
677 | machine = hashmap_get(m->machines, name); | |
678 | if (!machine) | |
679 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
680 | ||
19070062 | 681 | return bus_machine_method_bind_mount(message, machine, error); |
90adaa25 LP |
682 | } |
683 | ||
19070062 | 684 | static int method_copy_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
0370612e LP |
685 | Manager *m = userdata; |
686 | Machine *machine; | |
687 | const char *name; | |
688 | int r; | |
689 | ||
0370612e LP |
690 | assert(message); |
691 | assert(m); | |
692 | ||
693 | r = sd_bus_message_read(message, "s", &name); | |
694 | if (r < 0) | |
695 | return r; | |
696 | ||
697 | machine = hashmap_get(m->machines, name); | |
698 | if (!machine) | |
699 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
700 | ||
19070062 | 701 | return bus_machine_method_copy(message, machine, error); |
0370612e LP |
702 | } |
703 | ||
19070062 | 704 | static int method_remove_image(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
08682124 LP |
705 | _cleanup_(image_unrefp) Image* i = NULL; |
706 | const char *name; | |
707 | int r; | |
708 | ||
08682124 LP |
709 | assert(message); |
710 | ||
711 | r = sd_bus_message_read(message, "s", &name); | |
712 | if (r < 0) | |
713 | return r; | |
714 | ||
715 | if (!image_name_is_valid(name)) | |
716 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Image name '%s' is invalid.", name); | |
717 | ||
718 | r = image_find(name, &i); | |
719 | if (r < 0) | |
720 | return r; | |
721 | if (r == 0) | |
722 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_IMAGE, "No image '%s' known", name); | |
723 | ||
70244d1d | 724 | i->userdata = userdata; |
19070062 | 725 | return bus_image_method_remove(message, i, error); |
08682124 LP |
726 | } |
727 | ||
19070062 | 728 | static int method_rename_image(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
ebd93cb6 | 729 | _cleanup_(image_unrefp) Image* i = NULL; |
1ddb263d | 730 | const char *old_name; |
ebd93cb6 LP |
731 | int r; |
732 | ||
ebd93cb6 LP |
733 | assert(message); |
734 | ||
1ddb263d | 735 | r = sd_bus_message_read(message, "s", &old_name); |
ebd93cb6 LP |
736 | if (r < 0) |
737 | return r; | |
738 | ||
739 | if (!image_name_is_valid(old_name)) | |
740 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Image name '%s' is invalid.", old_name); | |
ebd93cb6 LP |
741 | |
742 | r = image_find(old_name, &i); | |
743 | if (r < 0) | |
744 | return r; | |
745 | if (r == 0) | |
746 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_IMAGE, "No image '%s' known", old_name); | |
747 | ||
70244d1d | 748 | i->userdata = userdata; |
19070062 | 749 | return bus_image_method_rename(message, i, error); |
ebd93cb6 LP |
750 | } |
751 | ||
19070062 | 752 | static int method_clone_image(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
ebd93cb6 | 753 | _cleanup_(image_unrefp) Image *i = NULL; |
1ddb263d LP |
754 | const char *old_name; |
755 | int r; | |
ebd93cb6 | 756 | |
19070062 LP |
757 | assert(message); |
758 | ||
1ddb263d | 759 | r = sd_bus_message_read(message, "s", &old_name); |
ebd93cb6 LP |
760 | if (r < 0) |
761 | return r; | |
762 | ||
763 | if (!image_name_is_valid(old_name)) | |
764 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Image name '%s' is invalid.", old_name); | |
ebd93cb6 LP |
765 | |
766 | r = image_find(old_name, &i); | |
767 | if (r < 0) | |
768 | return r; | |
769 | if (r == 0) | |
770 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_IMAGE, "No image '%s' known", old_name); | |
771 | ||
70244d1d | 772 | i->userdata = userdata; |
19070062 | 773 | return bus_image_method_clone(message, i, error); |
ebd93cb6 LP |
774 | } |
775 | ||
19070062 | 776 | static int method_mark_image_read_only(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
ebd93cb6 LP |
777 | _cleanup_(image_unrefp) Image *i = NULL; |
778 | const char *name; | |
1ddb263d | 779 | int r; |
ebd93cb6 | 780 | |
19070062 LP |
781 | assert(message); |
782 | ||
1ddb263d | 783 | r = sd_bus_message_read(message, "s", &name); |
ebd93cb6 LP |
784 | if (r < 0) |
785 | return r; | |
786 | ||
787 | if (!image_name_is_valid(name)) | |
788 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Image name '%s' is invalid.", name); | |
789 | ||
790 | r = image_find(name, &i); | |
791 | if (r < 0) | |
792 | return r; | |
793 | if (r == 0) | |
794 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_IMAGE, "No image '%s' known", name); | |
795 | ||
70244d1d | 796 | i->userdata = userdata; |
19070062 | 797 | return bus_image_method_mark_read_only(message, i, error); |
ebd93cb6 LP |
798 | } |
799 | ||
19070062 | 800 | static int method_set_pool_limit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
d6ce17c7 LP |
801 | Manager *m = userdata; |
802 | uint64_t limit; | |
803 | int r; | |
804 | ||
19070062 LP |
805 | assert(message); |
806 | ||
d6ce17c7 LP |
807 | r = sd_bus_message_read(message, "t", &limit); |
808 | if (r < 0) | |
809 | return r; | |
810 | ||
811 | r = bus_verify_polkit_async( | |
812 | message, | |
813 | CAP_SYS_ADMIN, | |
814 | "org.freedesktop.machine1.manage-machines", | |
403ed0e5 | 815 | NULL, |
d6ce17c7 LP |
816 | false, |
817 | UID_INVALID, | |
818 | &m->polkit_registry, | |
819 | error); | |
820 | if (r < 0) | |
821 | return r; | |
822 | if (r == 0) | |
823 | return 1; /* Will call us back */ | |
824 | ||
4cee5eed LP |
825 | /* Set up the machine directory if necessary */ |
826 | r = setup_machine_directory(limit, error); | |
827 | if (r < 0) | |
828 | return r; | |
829 | ||
26166c88 LP |
830 | r = btrfs_resize_loopback("/var/lib/machines", limit, false); |
831 | if (r == -ENOTTY) | |
832 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Quota is only supported on btrfs."); | |
833 | if (r < 0 && r != -ENODEV) /* ignore ENODEV, as that's what is returned if the file system is not on loopback */ | |
efe02862 LP |
834 | return sd_bus_error_set_errnof(error, r, "Failed to adjust loopback limit: %m"); |
835 | ||
5bcd08db LP |
836 | (void) btrfs_qgroup_set_limit("/var/lib/machines", 0, limit); |
837 | ||
838 | r = btrfs_subvol_set_subtree_quota_limit("/var/lib/machines", 0, limit); | |
d6ce17c7 LP |
839 | if (r == -ENOTTY) |
840 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Quota is only supported on btrfs."); | |
26166c88 | 841 | if (r < 0) |
d6ce17c7 LP |
842 | return sd_bus_error_set_errnof(error, r, "Failed to adjust quota limit: %m"); |
843 | ||
844 | return sd_bus_reply_method_return(message, NULL); | |
845 | } | |
846 | ||
19070062 | 847 | static int method_set_image_limit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
d6ce17c7 LP |
848 | _cleanup_(image_unrefp) Image *i = NULL; |
849 | const char *name; | |
850 | int r; | |
851 | ||
19070062 LP |
852 | assert(message); |
853 | ||
d6ce17c7 LP |
854 | r = sd_bus_message_read(message, "s", &name); |
855 | if (r < 0) | |
856 | return r; | |
857 | ||
858 | if (!image_name_is_valid(name)) | |
859 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Image name '%s' is invalid.", name); | |
860 | ||
861 | r = image_find(name, &i); | |
862 | if (r < 0) | |
863 | return r; | |
864 | if (r == 0) | |
865 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_IMAGE, "No image '%s' known", name); | |
866 | ||
867 | i->userdata = userdata; | |
19070062 | 868 | return bus_image_method_set_limit(message, i, error); |
d6ce17c7 LP |
869 | } |
870 | ||
c01ff965 LP |
871 | static int method_map_from_machine_user(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
872 | _cleanup_fclose_ FILE *f = NULL; | |
873 | Manager *m = userdata; | |
874 | const char *name, *p; | |
875 | Machine *machine; | |
876 | uint32_t uid; | |
877 | int r; | |
878 | ||
879 | r = sd_bus_message_read(message, "su", &name, &uid); | |
880 | if (r < 0) | |
881 | return r; | |
882 | ||
c077529b | 883 | if (!uid_is_valid(uid)) |
c01ff965 LP |
884 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid user ID " UID_FMT, uid); |
885 | ||
886 | machine = hashmap_get(m->machines, name); | |
887 | if (!machine) | |
888 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
889 | ||
a79366e2 LP |
890 | if (machine->class != MACHINE_CONTAINER) |
891 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Not supported for non-container machines."); | |
892 | ||
c01ff965 LP |
893 | p = procfs_file_alloca(machine->leader, "uid_map"); |
894 | f = fopen(p, "re"); | |
895 | if (!f) | |
896 | return -errno; | |
897 | ||
898 | for (;;) { | |
899 | uid_t uid_base, uid_shift, uid_range, converted; | |
900 | int k; | |
901 | ||
902 | errno = 0; | |
903 | k = fscanf(f, UID_FMT " " UID_FMT " " UID_FMT, &uid_base, &uid_shift, &uid_range); | |
904 | if (k < 0 && feof(f)) | |
905 | break; | |
906 | if (k != 3) { | |
907 | if (ferror(f) && errno != 0) | |
908 | return -errno; | |
909 | ||
910 | return -EIO; | |
911 | } | |
912 | ||
913 | if (uid < uid_base || uid >= uid_base + uid_range) | |
914 | continue; | |
915 | ||
916 | converted = uid - uid_base + uid_shift; | |
c077529b | 917 | if (!uid_is_valid(converted)) |
c01ff965 LP |
918 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid user ID " UID_FMT, uid); |
919 | ||
920 | return sd_bus_reply_method_return(message, "u", (uint32_t) converted); | |
921 | } | |
922 | ||
923 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER_MAPPING, "Machine '%s' has no matching user mappings.", name); | |
924 | } | |
925 | ||
926 | static int method_map_to_machine_user(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
927 | Manager *m = userdata; | |
928 | Machine *machine; | |
929 | uid_t uid; | |
930 | Iterator i; | |
931 | int r; | |
932 | ||
933 | r = sd_bus_message_read(message, "u", &uid); | |
934 | if (r < 0) | |
935 | return r; | |
c077529b | 936 | if (!uid_is_valid(uid)) |
c01ff965 LP |
937 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid user ID " UID_FMT, uid); |
938 | if (uid < 0x10000) | |
939 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER_MAPPING, "User " UID_FMT " belongs to host UID range", uid); | |
940 | ||
941 | HASHMAP_FOREACH(machine, m->machines, i) { | |
942 | _cleanup_fclose_ FILE *f = NULL; | |
943 | char p[strlen("/proc//uid_map") + DECIMAL_STR_MAX(pid_t) + 1]; | |
944 | ||
a79366e2 LP |
945 | if (machine->class != MACHINE_CONTAINER) |
946 | continue; | |
947 | ||
c01ff965 LP |
948 | xsprintf(p, "/proc/" UID_FMT "/uid_map", machine->leader); |
949 | f = fopen(p, "re"); | |
950 | if (!f) { | |
951 | log_warning_errno(errno, "Failed top open %s, ignoring,", p); | |
952 | continue; | |
953 | } | |
954 | ||
955 | for (;;) { | |
956 | _cleanup_free_ char *o = NULL; | |
957 | uid_t uid_base, uid_shift, uid_range, converted; | |
958 | int k; | |
959 | ||
960 | errno = 0; | |
961 | k = fscanf(f, UID_FMT " " UID_FMT " " UID_FMT, &uid_base, &uid_shift, &uid_range); | |
962 | if (k < 0 && feof(f)) | |
963 | break; | |
964 | if (k != 3) { | |
965 | if (ferror(f) && errno != 0) | |
966 | return -errno; | |
967 | ||
968 | return -EIO; | |
969 | } | |
970 | ||
971 | if (uid < uid_shift || uid >= uid_shift + uid_range) | |
972 | continue; | |
973 | ||
974 | converted = (uid - uid_shift + uid_base); | |
c077529b | 975 | if (!uid_is_valid(converted)) |
c01ff965 LP |
976 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid user ID " UID_FMT, uid); |
977 | ||
978 | o = machine_bus_path(machine); | |
979 | if (!o) | |
980 | return -ENOMEM; | |
981 | ||
982 | return sd_bus_reply_method_return(message, "sou", machine->name, o, (uint32_t) converted); | |
983 | } | |
984 | } | |
985 | ||
986 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER_MAPPING, "No matching user mapping for " UID_FMT ".", uid); | |
987 | } | |
988 | ||
989 | static int method_map_from_machine_group(sd_bus_message *message, void *groupdata, sd_bus_error *error) { | |
990 | _cleanup_fclose_ FILE *f = NULL; | |
991 | Manager *m = groupdata; | |
992 | const char *name, *p; | |
993 | Machine *machine; | |
994 | uint32_t gid; | |
995 | int r; | |
996 | ||
997 | r = sd_bus_message_read(message, "su", &name, &gid); | |
998 | if (r < 0) | |
999 | return r; | |
1000 | ||
c077529b | 1001 | if (!gid_is_valid(gid)) |
c01ff965 LP |
1002 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid group ID " GID_FMT, gid); |
1003 | ||
1004 | machine = hashmap_get(m->machines, name); | |
1005 | if (!machine) | |
1006 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
1007 | ||
a79366e2 LP |
1008 | if (machine->class != MACHINE_CONTAINER) |
1009 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Not supported for non-container machines."); | |
1010 | ||
c01ff965 LP |
1011 | p = procfs_file_alloca(machine->leader, "gid_map"); |
1012 | f = fopen(p, "re"); | |
1013 | if (!f) | |
1014 | return -errno; | |
1015 | ||
1016 | for (;;) { | |
1017 | gid_t gid_base, gid_shift, gid_range, converted; | |
1018 | int k; | |
1019 | ||
1020 | errno = 0; | |
1021 | k = fscanf(f, GID_FMT " " GID_FMT " " GID_FMT, &gid_base, &gid_shift, &gid_range); | |
1022 | if (k < 0 && feof(f)) | |
1023 | break; | |
1024 | if (k != 3) { | |
1025 | if (ferror(f) && errno != 0) | |
1026 | return -errno; | |
1027 | ||
1028 | return -EIO; | |
1029 | } | |
1030 | ||
1031 | if (gid < gid_base || gid >= gid_base + gid_range) | |
1032 | continue; | |
1033 | ||
1034 | converted = gid - gid_base + gid_shift; | |
c077529b | 1035 | if (!gid_is_valid(converted)) |
c01ff965 LP |
1036 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid group ID " GID_FMT, gid); |
1037 | ||
1038 | return sd_bus_reply_method_return(message, "u", (uint32_t) converted); | |
1039 | } | |
1040 | ||
1041 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_GROUP_MAPPING, "Machine '%s' has no matching group mappings.", name); | |
1042 | } | |
1043 | ||
1044 | static int method_map_to_machine_group(sd_bus_message *message, void *groupdata, sd_bus_error *error) { | |
1045 | Manager *m = groupdata; | |
1046 | Machine *machine; | |
1047 | gid_t gid; | |
1048 | Iterator i; | |
1049 | int r; | |
1050 | ||
1051 | r = sd_bus_message_read(message, "u", &gid); | |
1052 | if (r < 0) | |
1053 | return r; | |
c077529b | 1054 | if (!gid_is_valid(gid)) |
c01ff965 LP |
1055 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid group ID " GID_FMT, gid); |
1056 | if (gid < 0x10000) | |
1057 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_GROUP_MAPPING, "Group " GID_FMT " belongs to host GID range", gid); | |
1058 | ||
1059 | HASHMAP_FOREACH(machine, m->machines, i) { | |
1060 | _cleanup_fclose_ FILE *f = NULL; | |
1061 | char p[strlen("/proc//gid_map") + DECIMAL_STR_MAX(pid_t) + 1]; | |
1062 | ||
a79366e2 LP |
1063 | if (machine->class != MACHINE_CONTAINER) |
1064 | continue; | |
1065 | ||
c01ff965 LP |
1066 | xsprintf(p, "/proc/" GID_FMT "/gid_map", machine->leader); |
1067 | f = fopen(p, "re"); | |
1068 | if (!f) { | |
1069 | log_warning_errno(errno, "Failed top open %s, ignoring,", p); | |
1070 | continue; | |
1071 | } | |
1072 | ||
1073 | for (;;) { | |
1074 | _cleanup_free_ char *o = NULL; | |
1075 | gid_t gid_base, gid_shift, gid_range, converted; | |
1076 | int k; | |
1077 | ||
1078 | errno = 0; | |
1079 | k = fscanf(f, GID_FMT " " GID_FMT " " GID_FMT, &gid_base, &gid_shift, &gid_range); | |
1080 | if (k < 0 && feof(f)) | |
1081 | break; | |
1082 | if (k != 3) { | |
1083 | if (ferror(f) && errno != 0) | |
1084 | return -errno; | |
1085 | ||
1086 | return -EIO; | |
1087 | } | |
1088 | ||
1089 | if (gid < gid_shift || gid >= gid_shift + gid_range) | |
1090 | continue; | |
1091 | ||
1092 | converted = (gid - gid_shift + gid_base); | |
c077529b | 1093 | if (!gid_is_valid(converted)) |
c01ff965 LP |
1094 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid group ID " GID_FMT, gid); |
1095 | ||
1096 | o = machine_bus_path(machine); | |
1097 | if (!o) | |
1098 | return -ENOMEM; | |
1099 | ||
1100 | return sd_bus_reply_method_return(message, "sou", machine->name, o, (uint32_t) converted); | |
1101 | } | |
1102 | } | |
1103 | ||
1104 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_GROUP_MAPPING, "No matching group mapping for " GID_FMT ".", gid); | |
1105 | } | |
1106 | ||
c3350683 LP |
1107 | const sd_bus_vtable manager_vtable[] = { |
1108 | SD_BUS_VTABLE_START(0), | |
160e3793 LP |
1109 | SD_BUS_PROPERTY("PoolPath", "s", property_get_pool_path, 0, 0), |
1110 | SD_BUS_PROPERTY("PoolUsage", "t", property_get_pool_usage, 0, 0), | |
1111 | SD_BUS_PROPERTY("PoolLimit", "t", property_get_pool_limit, 0, 0), | |
adacb957 | 1112 | SD_BUS_METHOD("GetMachine", "s", "o", method_get_machine, SD_BUS_VTABLE_UNPRIVILEGED), |
c2ce6a3d | 1113 | SD_BUS_METHOD("GetImage", "s", "o", method_get_image, SD_BUS_VTABLE_UNPRIVILEGED), |
adacb957 LP |
1114 | SD_BUS_METHOD("GetMachineByPID", "u", "o", method_get_machine_by_pid, SD_BUS_VTABLE_UNPRIVILEGED), |
1115 | SD_BUS_METHOD("ListMachines", NULL, "a(ssso)", method_list_machines, SD_BUS_VTABLE_UNPRIVILEGED), | |
b6b18498 | 1116 | SD_BUS_METHOD("ListImages", NULL, "a(ssbttto)", method_list_images, SD_BUS_VTABLE_UNPRIVILEGED), |
c3350683 | 1117 | SD_BUS_METHOD("CreateMachine", "sayssusa(sv)", "o", method_create_machine, 0), |
9b5ed6fe | 1118 | SD_BUS_METHOD("CreateMachineWithNetwork", "sayssusaia(sv)", "o", method_create_machine_with_network, 0), |
8d07a7c4 | 1119 | SD_BUS_METHOD("RegisterMachine", "sayssus", "o", method_register_machine, 0), |
9b5ed6fe | 1120 | SD_BUS_METHOD("RegisterMachineWithNetwork", "sayssusai", "o", method_register_machine_with_network, 0), |
70244d1d LP |
1121 | SD_BUS_METHOD("TerminateMachine", "s", NULL, method_terminate_machine, SD_BUS_VTABLE_UNPRIVILEGED), |
1122 | SD_BUS_METHOD("KillMachine", "ssi", NULL, method_kill_machine, SD_BUS_VTABLE_UNPRIVILEGED), | |
3a6fb33c | 1123 | SD_BUS_METHOD("GetMachineAddresses", "s", "a(iay)", method_get_machine_addresses, SD_BUS_VTABLE_UNPRIVILEGED), |
717603e3 | 1124 | SD_BUS_METHOD("GetMachineOSRelease", "s", "a{ss}", method_get_machine_os_release, SD_BUS_VTABLE_UNPRIVILEGED), |
40205d70 | 1125 | SD_BUS_METHOD("OpenMachinePTY", "s", "hs", method_open_machine_pty, 0), |
d04c1fb8 | 1126 | SD_BUS_METHOD("OpenMachineLogin", "s", "hs", method_open_machine_login, SD_BUS_VTABLE_UNPRIVILEGED), |
49af9e13 | 1127 | SD_BUS_METHOD("OpenMachineShell", "sssasas", "hs", method_open_machine_shell, SD_BUS_VTABLE_UNPRIVILEGED), |
70244d1d LP |
1128 | SD_BUS_METHOD("BindMountMachine", "sssbb", NULL, method_bind_mount_machine, SD_BUS_VTABLE_UNPRIVILEGED), |
1129 | SD_BUS_METHOD("CopyFromMachine", "sss", NULL, method_copy_machine, SD_BUS_VTABLE_UNPRIVILEGED), | |
1130 | SD_BUS_METHOD("CopyToMachine", "sss", NULL, method_copy_machine, SD_BUS_VTABLE_UNPRIVILEGED), | |
1131 | SD_BUS_METHOD("RemoveImage", "s", NULL, method_remove_image, SD_BUS_VTABLE_UNPRIVILEGED), | |
1132 | SD_BUS_METHOD("RenameImage", "ss", NULL, method_rename_image, SD_BUS_VTABLE_UNPRIVILEGED), | |
1133 | SD_BUS_METHOD("CloneImage", "ssb", NULL, method_clone_image, SD_BUS_VTABLE_UNPRIVILEGED), | |
1134 | SD_BUS_METHOD("MarkImageReadOnly", "sb", NULL, method_mark_image_read_only, SD_BUS_VTABLE_UNPRIVILEGED), | |
d6ce17c7 LP |
1135 | SD_BUS_METHOD("SetPoolLimit", "t", NULL, method_set_pool_limit, SD_BUS_VTABLE_UNPRIVILEGED), |
1136 | SD_BUS_METHOD("SetImageLimit", "st", NULL, method_set_image_limit, SD_BUS_VTABLE_UNPRIVILEGED), | |
c01ff965 LP |
1137 | SD_BUS_METHOD("MapFromMachineUser", "su", "u", method_map_from_machine_user, SD_BUS_VTABLE_UNPRIVILEGED), |
1138 | SD_BUS_METHOD("MapToMachineUser", "u", "sou", method_map_to_machine_user, SD_BUS_VTABLE_UNPRIVILEGED), | |
1139 | SD_BUS_METHOD("MapFromMachineGroup", "su", "u", method_map_from_machine_group, SD_BUS_VTABLE_UNPRIVILEGED), | |
1140 | SD_BUS_METHOD("MapToMachineGroup", "u", "sou", method_map_to_machine_group, SD_BUS_VTABLE_UNPRIVILEGED), | |
c3350683 LP |
1141 | SD_BUS_SIGNAL("MachineNew", "so", 0), |
1142 | SD_BUS_SIGNAL("MachineRemoved", "so", 0), | |
1143 | SD_BUS_VTABLE_END | |
1144 | }; | |
1ee306e1 | 1145 | |
19070062 | 1146 | int match_job_removed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 | 1147 | const char *path, *result, *unit; |
1ee306e1 | 1148 | Manager *m = userdata; |
c3350683 LP |
1149 | Machine *machine; |
1150 | uint32_t id; | |
1151 | int r; | |
1ee306e1 | 1152 | |
1ee306e1 | 1153 | assert(message); |
c3350683 | 1154 | assert(m); |
1ee306e1 | 1155 | |
c3350683 LP |
1156 | r = sd_bus_message_read(message, "uoss", &id, &path, &unit, &result); |
1157 | if (r < 0) { | |
ebcf1f97 | 1158 | bus_log_parse_error(r); |
65d73cf0 | 1159 | return 0; |
c3350683 | 1160 | } |
6797c324 | 1161 | |
c3350683 LP |
1162 | machine = hashmap_get(m->machine_units, unit); |
1163 | if (!machine) | |
1164 | return 0; | |
6797c324 | 1165 | |
c3350683 | 1166 | if (streq_ptr(path, machine->scope_job)) { |
491ac9f2 | 1167 | machine->scope_job = mfree(machine->scope_job); |
6797c324 | 1168 | |
c3350683 LP |
1169 | if (machine->started) { |
1170 | if (streq(result, "done")) | |
1171 | machine_send_create_reply(machine, NULL); | |
1172 | else { | |
ebcf1f97 | 1173 | _cleanup_bus_error_free_ sd_bus_error e = SD_BUS_ERROR_NULL; |
6797c324 | 1174 | |
ebcf1f97 | 1175 | sd_bus_error_setf(&e, BUS_ERROR_JOB_FAILED, "Start job for unit %s failed with '%s'", unit, result); |
6797c324 | 1176 | |
ebcf1f97 | 1177 | machine_send_create_reply(machine, &e); |
c3350683 | 1178 | } |
49f3fffd LP |
1179 | } |
1180 | ||
1181 | machine_save(machine); | |
1ee306e1 LP |
1182 | } |
1183 | ||
c3350683 LP |
1184 | machine_add_to_gc_queue(machine); |
1185 | return 0; | |
1ee306e1 LP |
1186 | } |
1187 | ||
19070062 | 1188 | int match_properties_changed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 | 1189 | _cleanup_free_ char *unit = NULL; |
49f3fffd | 1190 | const char *path; |
c3350683 LP |
1191 | Manager *m = userdata; |
1192 | Machine *machine; | |
ebcf1f97 | 1193 | int r; |
554604b3 | 1194 | |
c3350683 LP |
1195 | assert(message); |
1196 | assert(m); | |
554604b3 | 1197 | |
c3350683 LP |
1198 | path = sd_bus_message_get_path(message); |
1199 | if (!path) | |
554604b3 | 1200 | return 0; |
554604b3 | 1201 | |
ebcf1f97 | 1202 | r = unit_name_from_dbus_path(path, &unit); |
e5f5b5b9 LP |
1203 | if (r == -EINVAL) /* not for a unit */ |
1204 | return 0; | |
9b420b3c LP |
1205 | if (r < 0){ |
1206 | log_oom(); | |
1207 | return 0; | |
1208 | } | |
554604b3 | 1209 | |
c3350683 | 1210 | machine = hashmap_get(m->machine_units, unit); |
9b420b3c LP |
1211 | if (!machine) |
1212 | return 0; | |
1213 | ||
9b420b3c | 1214 | machine_add_to_gc_queue(machine); |
c3350683 LP |
1215 | return 0; |
1216 | } | |
554604b3 | 1217 | |
19070062 | 1218 | int match_unit_removed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 LP |
1219 | const char *path, *unit; |
1220 | Manager *m = userdata; | |
1221 | Machine *machine; | |
1222 | int r; | |
554604b3 | 1223 | |
c3350683 LP |
1224 | assert(message); |
1225 | assert(m); | |
554604b3 | 1226 | |
c3350683 LP |
1227 | r = sd_bus_message_read(message, "so", &unit, &path); |
1228 | if (r < 0) { | |
ebcf1f97 | 1229 | bus_log_parse_error(r); |
9b420b3c | 1230 | return 0; |
554604b3 LP |
1231 | } |
1232 | ||
c3350683 | 1233 | machine = hashmap_get(m->machine_units, unit); |
9b420b3c LP |
1234 | if (!machine) |
1235 | return 0; | |
1236 | ||
9b420b3c | 1237 | machine_add_to_gc_queue(machine); |
c3350683 LP |
1238 | return 0; |
1239 | } | |
554604b3 | 1240 | |
19070062 | 1241 | int match_reloading(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 | 1242 | Manager *m = userdata; |
a658cafa LP |
1243 | Machine *machine; |
1244 | Iterator i; | |
c3350683 | 1245 | int b, r; |
554604b3 | 1246 | |
19070062 LP |
1247 | assert(message); |
1248 | assert(m); | |
554604b3 | 1249 | |
c3350683 LP |
1250 | r = sd_bus_message_read(message, "b", &b); |
1251 | if (r < 0) { | |
ebcf1f97 | 1252 | bus_log_parse_error(r); |
65d73cf0 | 1253 | return 0; |
554604b3 | 1254 | } |
a658cafa LP |
1255 | if (b) |
1256 | return 0; | |
554604b3 | 1257 | |
a658cafa LP |
1258 | /* systemd finished reloading, let's recheck all our machines */ |
1259 | log_debug("System manager has been reloaded, rechecking machines..."); | |
554604b3 | 1260 | |
a658cafa LP |
1261 | HASHMAP_FOREACH(machine, m->machines, i) |
1262 | machine_add_to_gc_queue(machine); | |
554604b3 LP |
1263 | |
1264 | return 0; | |
1265 | } | |
1266 | ||
1ee306e1 LP |
1267 | int manager_start_scope( |
1268 | Manager *manager, | |
1269 | const char *scope, | |
1270 | pid_t pid, | |
1271 | const char *slice, | |
1272 | const char *description, | |
c3350683 LP |
1273 | sd_bus_message *more_properties, |
1274 | sd_bus_error *error, | |
1ee306e1 LP |
1275 | char **job) { |
1276 | ||
c3350683 | 1277 | _cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL; |
554604b3 | 1278 | int r; |
1ee306e1 LP |
1279 | |
1280 | assert(manager); | |
1281 | assert(scope); | |
1282 | assert(pid > 1); | |
1283 | ||
c3350683 LP |
1284 | r = sd_bus_message_new_method_call( |
1285 | manager->bus, | |
151b9b96 | 1286 | &m, |
1ee306e1 LP |
1287 | "org.freedesktop.systemd1", |
1288 | "/org/freedesktop/systemd1", | |
1289 | "org.freedesktop.systemd1.Manager", | |
151b9b96 | 1290 | "StartTransientUnit"); |
c3350683 LP |
1291 | if (r < 0) |
1292 | return r; | |
1ee306e1 | 1293 | |
a658cafa | 1294 | r = sd_bus_message_append(m, "ss", strempty(scope), "fail"); |
c3350683 LP |
1295 | if (r < 0) |
1296 | return r; | |
1ee306e1 | 1297 | |
c3350683 LP |
1298 | r = sd_bus_message_open_container(m, 'a', "(sv)"); |
1299 | if (r < 0) | |
1300 | return r; | |
1ee306e1 LP |
1301 | |
1302 | if (!isempty(slice)) { | |
c3350683 LP |
1303 | r = sd_bus_message_append(m, "(sv)", "Slice", "s", slice); |
1304 | if (r < 0) | |
1305 | return r; | |
1ee306e1 LP |
1306 | } |
1307 | ||
1308 | if (!isempty(description)) { | |
c3350683 LP |
1309 | r = sd_bus_message_append(m, "(sv)", "Description", "s", description); |
1310 | if (r < 0) | |
1311 | return r; | |
1ee306e1 LP |
1312 | } |
1313 | ||
c3350683 LP |
1314 | r = sd_bus_message_append(m, "(sv)", "PIDs", "au", 1, pid); |
1315 | if (r < 0) | |
1316 | return r; | |
554604b3 | 1317 | |
a931ad47 LP |
1318 | r = sd_bus_message_append(m, "(sv)", "Delegate", "b", 1); |
1319 | if (r < 0) | |
1320 | return r; | |
1321 | ||
554604b3 | 1322 | if (more_properties) { |
c3350683 | 1323 | r = sd_bus_message_copy(m, more_properties, true); |
554604b3 LP |
1324 | if (r < 0) |
1325 | return r; | |
1326 | } | |
1327 | ||
c3350683 LP |
1328 | r = sd_bus_message_close_container(m); |
1329 | if (r < 0) | |
1330 | return r; | |
1ee306e1 | 1331 | |
86b8d289 LP |
1332 | r = sd_bus_message_append(m, "a(sa(sv))", 0); |
1333 | if (r < 0) | |
1334 | return r; | |
1335 | ||
c49b30a2 | 1336 | r = sd_bus_call(manager->bus, m, 0, error, &reply); |
c3350683 LP |
1337 | if (r < 0) |
1338 | return r; | |
1ee306e1 LP |
1339 | |
1340 | if (job) { | |
1341 | const char *j; | |
1342 | char *copy; | |
1343 | ||
c3350683 LP |
1344 | r = sd_bus_message_read(reply, "o", &j); |
1345 | if (r < 0) | |
1346 | return r; | |
1ee306e1 LP |
1347 | |
1348 | copy = strdup(j); | |
1349 | if (!copy) | |
1350 | return -ENOMEM; | |
1351 | ||
1352 | *job = copy; | |
1353 | } | |
1354 | ||
c3350683 | 1355 | return 1; |
1ee306e1 LP |
1356 | } |
1357 | ||
c3350683 LP |
1358 | int manager_stop_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job) { |
1359 | _cleanup_bus_message_unref_ sd_bus_message *reply = NULL; | |
1ee306e1 LP |
1360 | int r; |
1361 | ||
1362 | assert(manager); | |
1363 | assert(unit); | |
1364 | ||
c3350683 | 1365 | r = sd_bus_call_method( |
1ee306e1 LP |
1366 | manager->bus, |
1367 | "org.freedesktop.systemd1", | |
1368 | "/org/freedesktop/systemd1", | |
1369 | "org.freedesktop.systemd1.Manager", | |
1370 | "StopUnit", | |
1ee306e1 | 1371 | error, |
c3350683 LP |
1372 | &reply, |
1373 | "ss", unit, "fail"); | |
1ee306e1 | 1374 | if (r < 0) { |
c3350683 LP |
1375 | if (sd_bus_error_has_name(error, BUS_ERROR_NO_SUCH_UNIT) || |
1376 | sd_bus_error_has_name(error, BUS_ERROR_LOAD_FAILED)) { | |
6797c324 LP |
1377 | |
1378 | if (job) | |
1379 | *job = NULL; | |
1380 | ||
c3350683 | 1381 | sd_bus_error_free(error); |
6797c324 LP |
1382 | return 0; |
1383 | } | |
1384 | ||
1ee306e1 LP |
1385 | return r; |
1386 | } | |
1387 | ||
1388 | if (job) { | |
1389 | const char *j; | |
1390 | char *copy; | |
1391 | ||
c3350683 LP |
1392 | r = sd_bus_message_read(reply, "o", &j); |
1393 | if (r < 0) | |
1394 | return r; | |
1ee306e1 LP |
1395 | |
1396 | copy = strdup(j); | |
1397 | if (!copy) | |
1398 | return -ENOMEM; | |
1399 | ||
1400 | *job = copy; | |
1401 | } | |
1402 | ||
6797c324 | 1403 | return 1; |
1ee306e1 LP |
1404 | } |
1405 | ||
de58a50e | 1406 | int manager_kill_unit(Manager *manager, const char *unit, int signo, sd_bus_error *error) { |
1ee306e1 LP |
1407 | assert(manager); |
1408 | assert(unit); | |
1409 | ||
a658cafa | 1410 | return sd_bus_call_method( |
1ee306e1 LP |
1411 | manager->bus, |
1412 | "org.freedesktop.systemd1", | |
1413 | "/org/freedesktop/systemd1", | |
1414 | "org.freedesktop.systemd1.Manager", | |
1415 | "KillUnit", | |
1ee306e1 | 1416 | error, |
a658cafa | 1417 | NULL, |
de58a50e | 1418 | "ssi", unit, "all", signo); |
1ee306e1 LP |
1419 | } |
1420 | ||
1421 | int manager_unit_is_active(Manager *manager, const char *unit) { | |
c3350683 LP |
1422 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; |
1423 | _cleanup_bus_message_unref_ sd_bus_message *reply = NULL; | |
1ee306e1 | 1424 | _cleanup_free_ char *path = NULL; |
1ee306e1 | 1425 | const char *state; |
1ee306e1 LP |
1426 | int r; |
1427 | ||
1428 | assert(manager); | |
1429 | assert(unit); | |
1430 | ||
1ee306e1 LP |
1431 | path = unit_dbus_path_from_name(unit); |
1432 | if (!path) | |
1433 | return -ENOMEM; | |
1434 | ||
c3350683 | 1435 | r = sd_bus_get_property( |
1ee306e1 LP |
1436 | manager->bus, |
1437 | "org.freedesktop.systemd1", | |
1438 | path, | |
c3350683 LP |
1439 | "org.freedesktop.systemd1.Unit", |
1440 | "ActiveState", | |
1ee306e1 | 1441 | &error, |
c3350683 LP |
1442 | &reply, |
1443 | "s"); | |
1ee306e1 | 1444 | if (r < 0) { |
c3350683 LP |
1445 | if (sd_bus_error_has_name(&error, SD_BUS_ERROR_NO_REPLY) || |
1446 | sd_bus_error_has_name(&error, SD_BUS_ERROR_DISCONNECTED)) | |
6797c324 | 1447 | return true; |
6797c324 | 1448 | |
c3350683 LP |
1449 | if (sd_bus_error_has_name(&error, BUS_ERROR_NO_SUCH_UNIT) || |
1450 | sd_bus_error_has_name(&error, BUS_ERROR_LOAD_FAILED)) | |
6797c324 | 1451 | return false; |
6797c324 | 1452 | |
1ee306e1 LP |
1453 | return r; |
1454 | } | |
1455 | ||
c3350683 LP |
1456 | r = sd_bus_message_read(reply, "s", &state); |
1457 | if (r < 0) | |
1ee306e1 | 1458 | return -EINVAL; |
1ee306e1 | 1459 | |
9b420b3c | 1460 | return !STR_IN_SET(state, "inactive", "failed"); |
1ee306e1 | 1461 | } |
bd16acf3 | 1462 | |
c3350683 LP |
1463 | int manager_job_is_active(Manager *manager, const char *path) { |
1464 | _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL; | |
1465 | _cleanup_bus_message_unref_ sd_bus_message *reply = NULL; | |
1466 | int r; | |
bd16acf3 | 1467 | |
c3350683 LP |
1468 | assert(manager); |
1469 | assert(path); | |
bd16acf3 | 1470 | |
c3350683 LP |
1471 | r = sd_bus_get_property( |
1472 | manager->bus, | |
1473 | "org.freedesktop.systemd1", | |
1474 | path, | |
1475 | "org.freedesktop.systemd1.Job", | |
1476 | "State", | |
1477 | &error, | |
1478 | &reply, | |
1479 | "s"); | |
1480 | if (r < 0) { | |
1481 | if (sd_bus_error_has_name(&error, SD_BUS_ERROR_NO_REPLY) || | |
1482 | sd_bus_error_has_name(&error, SD_BUS_ERROR_DISCONNECTED)) | |
1483 | return true; | |
bd16acf3 | 1484 | |
c3350683 LP |
1485 | if (sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_OBJECT)) |
1486 | return false; | |
bd16acf3 | 1487 | |
bd16acf3 | 1488 | return r; |
c3350683 | 1489 | } |
bd16acf3 | 1490 | |
c3350683 LP |
1491 | /* We don't actually care about the state really. The fact |
1492 | * that we could read the job state is enough for us */ | |
bd16acf3 | 1493 | |
c3350683 | 1494 | return true; |
bd16acf3 | 1495 | } |
ab49725f KS |
1496 | |
1497 | int manager_get_machine_by_pid(Manager *m, pid_t pid, Machine **machine) { | |
ab49725f KS |
1498 | Machine *mm; |
1499 | int r; | |
1500 | ||
1501 | assert(m); | |
1502 | assert(pid >= 1); | |
1503 | assert(machine); | |
1504 | ||
077c8c36 LP |
1505 | mm = hashmap_get(m->machine_leaders, UINT_TO_PTR(pid)); |
1506 | if (!mm) { | |
1507 | _cleanup_free_ char *unit = NULL; | |
ab49725f | 1508 | |
077c8c36 LP |
1509 | r = cg_pid_get_unit(pid, &unit); |
1510 | if (r >= 0) | |
1511 | mm = hashmap_get(m->machine_units, unit); | |
1512 | } | |
ab49725f KS |
1513 | if (!mm) |
1514 | return 0; | |
1515 | ||
1516 | *machine = mm; | |
1517 | return 1; | |
1518 | } | |
1519 | ||
1520 | int manager_add_machine(Manager *m, const char *name, Machine **_machine) { | |
1521 | Machine *machine; | |
1522 | ||
1523 | assert(m); | |
1524 | assert(name); | |
1525 | ||
1526 | machine = hashmap_get(m->machines, name); | |
1527 | if (!machine) { | |
fbe55073 | 1528 | machine = machine_new(m, _MACHINE_CLASS_INVALID, name); |
ab49725f KS |
1529 | if (!machine) |
1530 | return -ENOMEM; | |
1531 | } | |
1532 | ||
1533 | if (_machine) | |
1534 | *_machine = machine; | |
1535 | ||
1536 | return 0; | |
1537 | } |