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Commit | Line | Data |
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db9ecf05 | 1 | /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
1ee306e1 LP |
2 | |
3 | #include <errno.h> | |
1ee306e1 | 4 | #include <unistd.h> |
1ee306e1 | 5 | |
c3350683 | 6 | #include "sd-id128.h" |
3ffd4af2 | 7 | |
b5efdb8a | 8 | #include "alloc-util.h" |
3ffd4af2 | 9 | #include "btrfs-util.h" |
96aad8d1 | 10 | #include "bus-common-errors.h" |
40af3d02 | 11 | #include "bus-get-properties.h" |
9b71e4ab | 12 | #include "bus-locator.h" |
269e4d2d | 13 | #include "bus-polkit.h" |
23c80348 | 14 | #include "cgroup-util.h" |
57f1b61b | 15 | #include "discover-image.h" |
66855de7 | 16 | #include "errno-util.h" |
3ffd4af2 | 17 | #include "fd-util.h" |
03c2b288 | 18 | #include "fileio.h" |
f97b34a6 | 19 | #include "format-util.h" |
25300b5a | 20 | #include "hostname-util.h" |
3ffd4af2 | 21 | #include "image-dbus.h" |
a90fb858 | 22 | #include "io-util.h" |
3ffd4af2 | 23 | #include "machine-dbus.h" |
4cee5eed | 24 | #include "machine-pool.h" |
c3350683 | 25 | #include "machined.h" |
204f52e3 | 26 | #include "missing_capability.h" |
3ffd4af2 LP |
27 | #include "path-util.h" |
28 | #include "process-util.h" | |
15a5e950 | 29 | #include "stdio-util.h" |
3ffd4af2 | 30 | #include "strv.h" |
e4de7287 | 31 | #include "tmpfile-util.h" |
3ffd4af2 | 32 | #include "unit-name.h" |
b1d4f8e1 | 33 | #include "user-util.h" |
1ee306e1 | 34 | |
74c308ae | 35 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_pool_path, "s", "/var/lib/machines"); |
160e3793 LP |
36 | |
37 | static int property_get_pool_usage( | |
38 | sd_bus *bus, | |
39 | const char *path, | |
40 | const char *interface, | |
41 | const char *property, | |
42 | sd_bus_message *reply, | |
43 | void *userdata, | |
44 | sd_bus_error *error) { | |
45 | ||
46 | _cleanup_close_ int fd = -1; | |
47 | uint64_t usage = (uint64_t) -1; | |
160e3793 LP |
48 | |
49 | assert(bus); | |
50 | assert(reply); | |
51 | ||
160e3793 LP |
52 | fd = open("/var/lib/machines", O_RDONLY|O_CLOEXEC|O_DIRECTORY); |
53 | if (fd >= 0) { | |
54 | BtrfsQuotaInfo q; | |
55 | ||
5bcd08db | 56 | if (btrfs_subvol_get_subtree_quota_fd(fd, 0, &q) >= 0) |
cb81cd80 | 57 | usage = q.referenced; |
160e3793 LP |
58 | } |
59 | ||
160e3793 LP |
60 | return sd_bus_message_append(reply, "t", usage); |
61 | } | |
62 | ||
63 | static int property_get_pool_limit( | |
64 | sd_bus *bus, | |
65 | const char *path, | |
66 | const char *interface, | |
67 | const char *property, | |
68 | sd_bus_message *reply, | |
69 | void *userdata, | |
70 | sd_bus_error *error) { | |
71 | ||
72 | _cleanup_close_ int fd = -1; | |
73 | uint64_t size = (uint64_t) -1; | |
160e3793 LP |
74 | |
75 | assert(bus); | |
76 | assert(reply); | |
77 | ||
160e3793 LP |
78 | fd = open("/var/lib/machines", O_RDONLY|O_CLOEXEC|O_DIRECTORY); |
79 | if (fd >= 0) { | |
80 | BtrfsQuotaInfo q; | |
81 | ||
5bcd08db | 82 | if (btrfs_subvol_get_subtree_quota_fd(fd, 0, &q) >= 0) |
cb81cd80 | 83 | size = q.referenced_max; |
160e3793 LP |
84 | } |
85 | ||
160e3793 LP |
86 | return sd_bus_message_append(reply, "t", size); |
87 | } | |
88 | ||
19070062 | 89 | static int method_get_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 LP |
90 | _cleanup_free_ char *p = NULL; |
91 | Manager *m = userdata; | |
92 | Machine *machine; | |
93 | const char *name; | |
94 | int r; | |
95 | ||
c3350683 LP |
96 | assert(message); |
97 | assert(m); | |
98 | ||
99 | r = sd_bus_message_read(message, "s", &name); | |
100 | if (r < 0) | |
ebcf1f97 | 101 | return r; |
c3350683 LP |
102 | |
103 | machine = hashmap_get(m->machines, name); | |
104 | if (!machine) | |
ebcf1f97 | 105 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); |
c3350683 LP |
106 | |
107 | p = machine_bus_path(machine); | |
108 | if (!p) | |
ebcf1f97 | 109 | return -ENOMEM; |
c3350683 | 110 | |
df2d202e | 111 | return sd_bus_reply_method_return(message, "o", p); |
c3350683 LP |
112 | } |
113 | ||
19070062 | 114 | static int method_get_image(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c2ce6a3d | 115 | _cleanup_free_ char *p = NULL; |
0a0e594a | 116 | _unused_ Manager *m = userdata; |
c2ce6a3d LP |
117 | const char *name; |
118 | int r; | |
119 | ||
c2ce6a3d LP |
120 | assert(message); |
121 | assert(m); | |
122 | ||
123 | r = sd_bus_message_read(message, "s", &name); | |
124 | if (r < 0) | |
125 | return r; | |
126 | ||
d577d4a4 | 127 | r = image_find(IMAGE_MACHINE, name, NULL, NULL); |
3a6ce860 | 128 | if (r == -ENOENT) |
c2ce6a3d LP |
129 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_IMAGE, "No image '%s' known", name); |
130 | if (r < 0) | |
131 | return r; | |
132 | ||
133 | p = image_bus_path(name); | |
134 | if (!p) | |
135 | return -ENOMEM; | |
136 | ||
137 | return sd_bus_reply_method_return(message, "o", p); | |
138 | } | |
139 | ||
19070062 | 140 | static int method_get_machine_by_pid(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 LP |
141 | _cleanup_free_ char *p = NULL; |
142 | Manager *m = userdata; | |
143 | Machine *machine = NULL; | |
4e724d9c | 144 | pid_t pid; |
c3350683 LP |
145 | int r; |
146 | ||
c3350683 LP |
147 | assert(message); |
148 | assert(m); | |
149 | ||
4e724d9c LP |
150 | assert_cc(sizeof(pid_t) == sizeof(uint32_t)); |
151 | ||
c3350683 LP |
152 | r = sd_bus_message_read(message, "u", &pid); |
153 | if (r < 0) | |
ebcf1f97 | 154 | return r; |
c3350683 | 155 | |
07b38ba5 | 156 | if (pid < 0) |
06820eaf LP |
157 | return -EINVAL; |
158 | ||
4e724d9c | 159 | if (pid == 0) { |
4afd3348 | 160 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
5b12334d LP |
161 | |
162 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); | |
163 | if (r < 0) | |
164 | return r; | |
165 | ||
166 | r = sd_bus_creds_get_pid(creds, &pid); | |
4e724d9c | 167 | if (r < 0) |
ebcf1f97 | 168 | return r; |
4e724d9c LP |
169 | } |
170 | ||
c3350683 LP |
171 | r = manager_get_machine_by_pid(m, pid, &machine); |
172 | if (r < 0) | |
ebcf1f97 | 173 | return r; |
c3350683 | 174 | if (!machine) |
de0671ee | 175 | 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 |
176 | |
177 | p = machine_bus_path(machine); | |
178 | if (!p) | |
ebcf1f97 | 179 | return -ENOMEM; |
c3350683 | 180 | |
df2d202e | 181 | return sd_bus_reply_method_return(message, "o", p); |
c3350683 LP |
182 | } |
183 | ||
19070062 | 184 | static int method_list_machines(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
4afd3348 | 185 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
c3350683 LP |
186 | Manager *m = userdata; |
187 | Machine *machine; | |
c3350683 LP |
188 | int r; |
189 | ||
c3350683 LP |
190 | assert(message); |
191 | assert(m); | |
192 | ||
df2d202e | 193 | r = sd_bus_message_new_method_return(message, &reply); |
c3350683 | 194 | if (r < 0) |
ebcf1f97 | 195 | return sd_bus_error_set_errno(error, r); |
c3350683 LP |
196 | |
197 | r = sd_bus_message_open_container(reply, 'a', "(ssso)"); | |
198 | if (r < 0) | |
ebcf1f97 | 199 | return sd_bus_error_set_errno(error, r); |
c3350683 | 200 | |
90e74a66 | 201 | HASHMAP_FOREACH(machine, m->machines) { |
c3350683 LP |
202 | _cleanup_free_ char *p = NULL; |
203 | ||
204 | p = machine_bus_path(machine); | |
205 | if (!p) | |
ebcf1f97 | 206 | return -ENOMEM; |
c3350683 LP |
207 | |
208 | r = sd_bus_message_append(reply, "(ssso)", | |
209 | machine->name, | |
210 | strempty(machine_class_to_string(machine->class)), | |
211 | machine->service, | |
212 | p); | |
213 | if (r < 0) | |
ebcf1f97 | 214 | return sd_bus_error_set_errno(error, r); |
c3350683 | 215 | } |
1ee306e1 | 216 | |
c3350683 LP |
217 | r = sd_bus_message_close_container(reply); |
218 | if (r < 0) | |
ebcf1f97 | 219 | return sd_bus_error_set_errno(error, r); |
c3350683 | 220 | |
9030ca46 | 221 | return sd_bus_send(NULL, reply, NULL); |
c3350683 LP |
222 | } |
223 | ||
9b5ed6fe | 224 | static int method_create_or_register_machine(Manager *manager, sd_bus_message *message, bool read_network, Machine **_m, sd_bus_error *error) { |
8aec412f | 225 | const char *name, *service, *class, *root_directory; |
9b5ed6fe | 226 | const int32_t *netif = NULL; |
1ee306e1 LP |
227 | MachineClass c; |
228 | uint32_t leader; | |
229 | sd_id128_t id; | |
c3350683 | 230 | const void *v; |
1ee306e1 | 231 | Machine *m; |
9b5ed6fe | 232 | size_t n, n_netif = 0; |
c3350683 | 233 | int r; |
1ee306e1 | 234 | |
c3350683 | 235 | assert(manager); |
89f7c846 LP |
236 | assert(message); |
237 | assert(_m); | |
1ee306e1 | 238 | |
c3350683 LP |
239 | r = sd_bus_message_read(message, "s", &name); |
240 | if (r < 0) | |
ebcf1f97 | 241 | return r; |
52ef5dd7 | 242 | if (!hostname_is_valid(name, 0)) |
ebcf1f97 | 243 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid machine name"); |
1ee306e1 | 244 | |
c3350683 LP |
245 | r = sd_bus_message_read_array(message, 'y', &v, &n); |
246 | if (r < 0) | |
ebcf1f97 | 247 | return r; |
1ee306e1 LP |
248 | if (n == 0) |
249 | id = SD_ID128_NULL; | |
250 | else if (n == 16) | |
251 | memcpy(&id, v, n); | |
252 | else | |
ebcf1f97 | 253 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid machine ID parameter"); |
1ee306e1 | 254 | |
c3350683 LP |
255 | r = sd_bus_message_read(message, "ssus", &service, &class, &leader, &root_directory); |
256 | if (r < 0) | |
ebcf1f97 | 257 | return r; |
1ee306e1 | 258 | |
9b5ed6fe | 259 | if (read_network) { |
9b5ed6fe LP |
260 | r = sd_bus_message_read_array(message, 'i', (const void**) &netif, &n_netif); |
261 | if (r < 0) | |
262 | return r; | |
263 | ||
264 | n_netif /= sizeof(int32_t); | |
265 | ||
d007c583 | 266 | for (size_t i = 0; i < n_netif; i++) { |
9b5ed6fe LP |
267 | if (netif[i] <= 0) |
268 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid network interface index %i", netif[i]); | |
269 | } | |
270 | } | |
271 | ||
1ee306e1 LP |
272 | if (isempty(class)) |
273 | c = _MACHINE_CLASS_INVALID; | |
274 | else { | |
275 | c = machine_class_from_string(class); | |
276 | if (c < 0) | |
ebcf1f97 | 277 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid machine class parameter"); |
1ee306e1 LP |
278 | } |
279 | ||
c3350683 | 280 | if (leader == 1) |
ebcf1f97 | 281 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid leader PID"); |
1ee306e1 | 282 | |
c3350683 | 283 | if (!isempty(root_directory) && !path_is_absolute(root_directory)) |
ebcf1f97 | 284 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Root directory must be empty or an absolute path"); |
1ee306e1 | 285 | |
c3350683 | 286 | if (leader == 0) { |
4afd3348 | 287 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
5b12334d LP |
288 | |
289 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); | |
290 | if (r < 0) | |
291 | return r; | |
292 | ||
c3350683 | 293 | assert_cc(sizeof(uint32_t) == sizeof(pid_t)); |
554604b3 | 294 | |
5b12334d | 295 | r = sd_bus_creds_get_pid(creds, (pid_t*) &leader); |
c3350683 | 296 | if (r < 0) |
ebcf1f97 | 297 | return r; |
c3350683 | 298 | } |
554604b3 | 299 | |
1ee306e1 | 300 | if (hashmap_get(manager->machines, name)) |
ebcf1f97 | 301 | return sd_bus_error_setf(error, BUS_ERROR_MACHINE_EXISTS, "Machine '%s' already exists", name); |
1ee306e1 LP |
302 | |
303 | r = manager_add_machine(manager, name, &m); | |
304 | if (r < 0) | |
ebcf1f97 | 305 | return r; |
1ee306e1 LP |
306 | |
307 | m->leader = leader; | |
308 | m->class = c; | |
309 | m->id = id; | |
310 | ||
311 | if (!isempty(service)) { | |
312 | m->service = strdup(service); | |
313 | if (!m->service) { | |
ebcf1f97 | 314 | r = -ENOMEM; |
1ee306e1 LP |
315 | goto fail; |
316 | } | |
317 | } | |
318 | ||
319 | if (!isempty(root_directory)) { | |
320 | m->root_directory = strdup(root_directory); | |
321 | if (!m->root_directory) { | |
ebcf1f97 | 322 | r = -ENOMEM; |
1ee306e1 LP |
323 | goto fail; |
324 | } | |
325 | } | |
326 | ||
9b5ed6fe LP |
327 | if (n_netif > 0) { |
328 | assert_cc(sizeof(int32_t) == sizeof(int)); | |
329 | m->netif = memdup(netif, sizeof(int32_t) * n_netif); | |
330 | if (!m->netif) { | |
331 | r = -ENOMEM; | |
332 | goto fail; | |
333 | } | |
334 | ||
335 | m->n_netif = n_netif; | |
336 | } | |
337 | ||
89f7c846 LP |
338 | *_m = m; |
339 | ||
340 | return 1; | |
341 | ||
342 | fail: | |
343 | machine_add_to_gc_queue(m); | |
344 | return r; | |
345 | } | |
346 | ||
19070062 | 347 | static int method_create_machine_internal(sd_bus_message *message, bool read_network, void *userdata, sd_bus_error *error) { |
89f7c846 LP |
348 | Manager *manager = userdata; |
349 | Machine *m = NULL; | |
350 | int r; | |
351 | ||
19070062 LP |
352 | assert(message); |
353 | assert(manager); | |
354 | ||
9b5ed6fe | 355 | r = method_create_or_register_machine(manager, message, read_network, &m, error); |
89f7c846 LP |
356 | if (r < 0) |
357 | return r; | |
358 | ||
359 | r = sd_bus_message_enter_container(message, 'a', "(sv)"); | |
360 | if (r < 0) | |
361 | goto fail; | |
362 | ||
ebcf1f97 LP |
363 | r = machine_start(m, message, error); |
364 | if (r < 0) | |
1ee306e1 LP |
365 | goto fail; |
366 | ||
c3350683 | 367 | m->create_message = sd_bus_message_ref(message); |
c3350683 | 368 | return 1; |
1ee306e1 LP |
369 | |
370 | fail: | |
a3e7f417 | 371 | machine_add_to_gc_queue(m); |
89f7c846 LP |
372 | return r; |
373 | } | |
1ee306e1 | 374 | |
19070062 LP |
375 | static int method_create_machine_with_network(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
376 | return method_create_machine_internal(message, true, userdata, error); | |
9b5ed6fe LP |
377 | } |
378 | ||
19070062 LP |
379 | static int method_create_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
380 | return method_create_machine_internal(message, false, userdata, error); | |
9b5ed6fe LP |
381 | } |
382 | ||
19070062 | 383 | static int method_register_machine_internal(sd_bus_message *message, bool read_network, void *userdata, sd_bus_error *error) { |
89f7c846 LP |
384 | Manager *manager = userdata; |
385 | _cleanup_free_ char *p = NULL; | |
386 | Machine *m = NULL; | |
387 | int r; | |
388 | ||
19070062 LP |
389 | assert(message); |
390 | assert(manager); | |
391 | ||
9b5ed6fe | 392 | r = method_create_or_register_machine(manager, message, read_network, &m, error); |
89f7c846 LP |
393 | if (r < 0) |
394 | return r; | |
395 | ||
396 | r = cg_pid_get_unit(m->leader, &m->unit); | |
397 | if (r < 0) { | |
048c386e ZJS |
398 | r = sd_bus_error_set_errnof(error, r, |
399 | "Failed to determine unit of process "PID_FMT" : %m", | |
400 | m->leader); | |
89f7c846 LP |
401 | goto fail; |
402 | } | |
403 | ||
404 | r = machine_start(m, NULL, error); | |
405 | if (r < 0) | |
406 | goto fail; | |
407 | ||
408 | p = machine_bus_path(m); | |
409 | if (!p) { | |
410 | r = -ENOMEM; | |
411 | goto fail; | |
412 | } | |
413 | ||
414 | return sd_bus_reply_method_return(message, "o", p); | |
415 | ||
416 | fail: | |
417 | machine_add_to_gc_queue(m); | |
1ee306e1 LP |
418 | return r; |
419 | } | |
420 | ||
19070062 LP |
421 | static int method_register_machine_with_network(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
422 | return method_register_machine_internal(message, true, userdata, error); | |
9b5ed6fe LP |
423 | } |
424 | ||
19070062 LP |
425 | static int method_register_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
426 | return method_register_machine_internal(message, false, userdata, error); | |
9b5ed6fe LP |
427 | } |
428 | ||
eecf0181 | 429 | static int redirect_method_to_machine(sd_bus_message *message, Manager *m, sd_bus_error *error, sd_bus_message_handler_t method) { |
c3350683 LP |
430 | Machine *machine; |
431 | const char *name; | |
1ee306e1 LP |
432 | int r; |
433 | ||
1ee306e1 LP |
434 | assert(message); |
435 | assert(m); | |
eecf0181 | 436 | assert(method); |
1ee306e1 | 437 | |
c3350683 LP |
438 | r = sd_bus_message_read(message, "s", &name); |
439 | if (r < 0) | |
ebcf1f97 | 440 | return sd_bus_error_set_errno(error, r); |
1ee306e1 | 441 | |
c3350683 LP |
442 | machine = hashmap_get(m->machines, name); |
443 | if (!machine) | |
ebcf1f97 | 444 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); |
1ee306e1 | 445 | |
eecf0181 | 446 | return method(message, machine, error); |
c3350683 | 447 | } |
1ee306e1 | 448 | |
ef8ff92e ZJS |
449 | static int method_unregister_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
450 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_unregister); | |
451 | } | |
452 | ||
eecf0181 LP |
453 | static int method_terminate_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
454 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_terminate); | |
455 | } | |
1ee306e1 | 456 | |
eecf0181 LP |
457 | static int method_kill_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
458 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_kill); | |
878cd7e9 LP |
459 | } |
460 | ||
19070062 | 461 | static int method_get_machine_addresses(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 462 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_get_addresses); |
c3350683 | 463 | } |
1ee306e1 | 464 | |
19070062 | 465 | static int method_get_machine_os_release(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 466 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_get_os_release); |
717603e3 LP |
467 | } |
468 | ||
19070062 | 469 | static int method_list_images(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
4afd3348 | 470 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
b07ec5a1 | 471 | _cleanup_hashmap_free_ Hashmap *images = NULL; |
0a0e594a | 472 | _unused_ Manager *m = userdata; |
cd61c3bf | 473 | Image *image; |
cd61c3bf LP |
474 | int r; |
475 | ||
cd61c3bf LP |
476 | assert(message); |
477 | assert(m); | |
478 | ||
b07ec5a1 | 479 | images = hashmap_new(&image_hash_ops); |
cd61c3bf LP |
480 | if (!images) |
481 | return -ENOMEM; | |
482 | ||
d577d4a4 | 483 | r = image_discover(IMAGE_MACHINE, NULL, images); |
cd61c3bf LP |
484 | if (r < 0) |
485 | return r; | |
486 | ||
487 | r = sd_bus_message_new_method_return(message, &reply); | |
488 | if (r < 0) | |
489 | return r; | |
490 | ||
b6b18498 | 491 | r = sd_bus_message_open_container(reply, 'a', "(ssbttto)"); |
cd61c3bf LP |
492 | if (r < 0) |
493 | return r; | |
494 | ||
90e74a66 | 495 | HASHMAP_FOREACH(image, images) { |
cd61c3bf LP |
496 | _cleanup_free_ char *p = NULL; |
497 | ||
498 | p = image_bus_path(image->name); | |
499 | if (!p) | |
500 | return -ENOMEM; | |
501 | ||
b6b18498 | 502 | r = sd_bus_message_append(reply, "(ssbttto)", |
cd61c3bf LP |
503 | image->name, |
504 | image_type_to_string(image->type), | |
505 | image->read_only, | |
10f9c755 LP |
506 | image->crtime, |
507 | image->mtime, | |
c19de711 | 508 | image->usage, |
cd61c3bf LP |
509 | p); |
510 | if (r < 0) | |
511 | return r; | |
512 | } | |
513 | ||
514 | r = sd_bus_message_close_container(reply); | |
515 | if (r < 0) | |
516 | return r; | |
517 | ||
9030ca46 | 518 | return sd_bus_send(NULL, reply, NULL); |
cd61c3bf LP |
519 | } |
520 | ||
19070062 | 521 | static int method_open_machine_pty(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 522 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_open_pty); |
40205d70 LP |
523 | } |
524 | ||
19070062 | 525 | static int method_open_machine_login(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 526 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_open_login); |
5f8cc96a LP |
527 | } |
528 | ||
49af9e13 | 529 | static int method_open_machine_shell(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 530 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_open_shell); |
49af9e13 LP |
531 | } |
532 | ||
19070062 | 533 | static int method_bind_mount_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 534 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_bind_mount); |
90adaa25 LP |
535 | } |
536 | ||
19070062 | 537 | static int method_copy_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 538 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_copy); |
0370612e LP |
539 | } |
540 | ||
ae203207 | 541 | static int method_open_machine_root_directory(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 542 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_open_root_directory); |
ae203207 LP |
543 | } |
544 | ||
3401419b | 545 | static int method_get_machine_uid_shift(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 546 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_get_uid_shift); |
3401419b LP |
547 | } |
548 | ||
9b06c1e1 | 549 | static int redirect_method_to_image(sd_bus_message *message, Manager *m, sd_bus_error *error, sd_bus_message_handler_t method) { |
08682124 LP |
550 | _cleanup_(image_unrefp) Image* i = NULL; |
551 | const char *name; | |
552 | int r; | |
553 | ||
08682124 | 554 | assert(message); |
9b06c1e1 LP |
555 | assert(m); |
556 | assert(method); | |
08682124 LP |
557 | |
558 | r = sd_bus_message_read(message, "s", &name); | |
559 | if (r < 0) | |
560 | return r; | |
561 | ||
562 | if (!image_name_is_valid(name)) | |
563 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Image name '%s' is invalid.", name); | |
564 | ||
d577d4a4 | 565 | r = image_find(IMAGE_MACHINE, name, NULL, &i); |
3a6ce860 LP |
566 | if (r == -ENOENT) |
567 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_IMAGE, "No image '%s' known", name); | |
08682124 LP |
568 | if (r < 0) |
569 | return r; | |
08682124 | 570 | |
9b06c1e1 LP |
571 | i->userdata = m; |
572 | return method(message, i, error); | |
08682124 LP |
573 | } |
574 | ||
9b06c1e1 LP |
575 | static int method_remove_image(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
576 | return redirect_method_to_image(message, userdata, error, bus_image_method_remove); | |
577 | } | |
ebd93cb6 | 578 | |
9b06c1e1 LP |
579 | static int method_rename_image(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
580 | return redirect_method_to_image(message, userdata, error, bus_image_method_rename); | |
ebd93cb6 LP |
581 | } |
582 | ||
19070062 | 583 | static int method_clone_image(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
9b06c1e1 | 584 | return redirect_method_to_image(message, userdata, error, bus_image_method_clone); |
ebd93cb6 LP |
585 | } |
586 | ||
19070062 | 587 | static int method_mark_image_read_only(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
9b06c1e1 | 588 | return redirect_method_to_image(message, userdata, error, bus_image_method_mark_read_only); |
ebd93cb6 LP |
589 | } |
590 | ||
cf30a8c1 | 591 | static int method_get_image_hostname(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
9b06c1e1 | 592 | return redirect_method_to_image(message, userdata, error, bus_image_method_get_hostname); |
cf30a8c1 LP |
593 | } |
594 | ||
595 | static int method_get_image_machine_id(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
9b06c1e1 | 596 | return redirect_method_to_image(message, userdata, error, bus_image_method_get_machine_id); |
cf30a8c1 LP |
597 | } |
598 | ||
599 | static int method_get_image_machine_info(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
9b06c1e1 | 600 | return redirect_method_to_image(message, userdata, error, bus_image_method_get_machine_info); |
cf30a8c1 LP |
601 | } |
602 | ||
9153b02b | 603 | static int method_get_image_os_release(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
9b06c1e1 | 604 | return redirect_method_to_image(message, userdata, error, bus_image_method_get_os_release); |
9153b02b LP |
605 | } |
606 | ||
03c2b288 LP |
607 | static int clean_pool_done(Operation *operation, int ret, sd_bus_error *error) { |
608 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
609 | _cleanup_fclose_ FILE *f = NULL; | |
610 | bool success; | |
611 | size_t n; | |
612 | int r; | |
613 | ||
614 | assert(operation); | |
615 | assert(operation->extra_fd >= 0); | |
616 | ||
617 | if (lseek(operation->extra_fd, 0, SEEK_SET) == (off_t) -1) | |
618 | return -errno; | |
619 | ||
4fa744a3 | 620 | f = take_fdopen(&operation->extra_fd, "r"); |
03c2b288 LP |
621 | if (!f) |
622 | return -errno; | |
623 | ||
03c2b288 LP |
624 | /* The resulting temporary file starts with a boolean value that indicates success or not. */ |
625 | errno = 0; | |
626 | n = fread(&success, 1, sizeof(success), f); | |
627 | if (n != sizeof(success)) | |
66855de7 | 628 | return ret < 0 ? ret : errno_or_else(EIO); |
03c2b288 LP |
629 | |
630 | if (ret < 0) { | |
631 | _cleanup_free_ char *name = NULL; | |
632 | ||
633 | /* The clean-up operation failed. In this case the resulting temporary file should contain a boolean | |
634 | * set to false followed by the name of the failed image. Let's try to read this and use it for the | |
635 | * error message. If we can't read it, don't mind, and return the naked error. */ | |
636 | ||
637 | if (success) /* The resulting temporary file could not be updated, ignore it. */ | |
638 | return ret; | |
639 | ||
41f11239 LP |
640 | r = read_nul_string(f, LONG_LINE_MAX, &name); |
641 | if (r <= 0) /* Same here... */ | |
03c2b288 LP |
642 | return ret; |
643 | ||
644 | return sd_bus_error_set_errnof(error, ret, "Failed to remove image %s: %m", name); | |
645 | } | |
646 | ||
647 | assert(success); | |
648 | ||
649 | r = sd_bus_message_new_method_return(operation->message, &reply); | |
650 | if (r < 0) | |
651 | return r; | |
652 | ||
653 | r = sd_bus_message_open_container(reply, 'a', "(st)"); | |
654 | if (r < 0) | |
655 | return r; | |
656 | ||
657 | /* On success the resulting temporary file will contain a list of image names that were removed followed by | |
658 | * their size on disk. Let's read that and turn it into a bus message. */ | |
659 | for (;;) { | |
660 | _cleanup_free_ char *name = NULL; | |
661 | uint64_t size; | |
662 | ||
41f11239 | 663 | r = read_nul_string(f, LONG_LINE_MAX, &name); |
03c2b288 LP |
664 | if (r < 0) |
665 | return r; | |
41f11239 | 666 | if (r == 0) /* reached the end */ |
03c2b288 LP |
667 | break; |
668 | ||
669 | errno = 0; | |
670 | n = fread(&size, 1, sizeof(size), f); | |
671 | if (n != sizeof(size)) | |
66855de7 | 672 | return errno_or_else(EIO); |
03c2b288 LP |
673 | |
674 | r = sd_bus_message_append(reply, "(st)", name, size); | |
675 | if (r < 0) | |
676 | return r; | |
677 | } | |
678 | ||
679 | r = sd_bus_message_close_container(reply); | |
680 | if (r < 0) | |
681 | return r; | |
682 | ||
683 | return sd_bus_send(NULL, reply, NULL); | |
684 | } | |
685 | ||
d94c2b06 LP |
686 | static int method_clean_pool(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
687 | enum { | |
688 | REMOVE_ALL, | |
689 | REMOVE_HIDDEN, | |
690 | } mode; | |
691 | ||
03c2b288 LP |
692 | _cleanup_close_pair_ int errno_pipe_fd[2] = { -1, -1 }; |
693 | _cleanup_close_ int result_fd = -1; | |
d94c2b06 | 694 | Manager *m = userdata; |
03c2b288 | 695 | Operation *operation; |
d94c2b06 | 696 | const char *mm; |
03c2b288 | 697 | pid_t child; |
d94c2b06 LP |
698 | int r; |
699 | ||
700 | assert(message); | |
701 | ||
03c2b288 LP |
702 | if (m->n_operations >= OPERATIONS_MAX) |
703 | return sd_bus_error_setf(error, SD_BUS_ERROR_LIMITS_EXCEEDED, "Too many ongoing operations."); | |
704 | ||
d94c2b06 LP |
705 | r = sd_bus_message_read(message, "s", &mm); |
706 | if (r < 0) | |
707 | return r; | |
708 | ||
709 | if (streq(mm, "all")) | |
710 | mode = REMOVE_ALL; | |
711 | else if (streq(mm, "hidden")) | |
712 | mode = REMOVE_HIDDEN; | |
713 | else | |
714 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown mode '%s'.", mm); | |
715 | ||
716 | r = bus_verify_polkit_async( | |
717 | message, | |
718 | CAP_SYS_ADMIN, | |
719 | "org.freedesktop.machine1.manage-machines", | |
720 | NULL, | |
721 | false, | |
722 | UID_INVALID, | |
723 | &m->polkit_registry, | |
724 | error); | |
725 | if (r < 0) | |
726 | return r; | |
727 | if (r == 0) | |
728 | return 1; /* Will call us back */ | |
729 | ||
03c2b288 LP |
730 | if (pipe2(errno_pipe_fd, O_CLOEXEC|O_NONBLOCK) < 0) |
731 | return sd_bus_error_set_errnof(error, errno, "Failed to create pipe: %m"); | |
d94c2b06 | 732 | |
03c2b288 LP |
733 | /* Create a temporary file we can dump information about deleted images into. We use a temporary file for this |
734 | * instead of a pipe or so, since this might grow quit large in theory and we don't want to process this | |
595bfe7d | 735 | * continuously */ |
992e8f22 | 736 | result_fd = open_tmpfile_unlinkable(NULL, O_RDWR|O_CLOEXEC); |
03c2b288 LP |
737 | if (result_fd < 0) |
738 | return -errno; | |
d94c2b06 | 739 | |
03c2b288 | 740 | /* This might be a slow operation, run it asynchronously in a background process */ |
4c253ed1 LP |
741 | r = safe_fork("(sd-clean)", FORK_RESET_SIGNALS, &child); |
742 | if (r < 0) | |
743 | return sd_bus_error_set_errnof(error, r, "Failed to fork(): %m"); | |
744 | if (r == 0) { | |
b07ec5a1 | 745 | _cleanup_hashmap_free_ Hashmap *images = NULL; |
03c2b288 LP |
746 | bool success = true; |
747 | Image *image; | |
03c2b288 | 748 | ssize_t l; |
d94c2b06 | 749 | |
03c2b288 | 750 | errno_pipe_fd[0] = safe_close(errno_pipe_fd[0]); |
d94c2b06 | 751 | |
b07ec5a1 | 752 | images = hashmap_new(&image_hash_ops); |
03c2b288 LP |
753 | if (!images) { |
754 | r = -ENOMEM; | |
755 | goto child_fail; | |
756 | } | |
d94c2b06 | 757 | |
d577d4a4 | 758 | r = image_discover(IMAGE_MACHINE, NULL, images); |
03c2b288 LP |
759 | if (r < 0) |
760 | goto child_fail; | |
d94c2b06 | 761 | |
03c2b288 LP |
762 | l = write(result_fd, &success, sizeof(success)); |
763 | if (l < 0) { | |
764 | r = -errno; | |
765 | goto child_fail; | |
766 | } | |
d94c2b06 | 767 | |
90e74a66 | 768 | HASHMAP_FOREACH(image, images) { |
03c2b288 LP |
769 | |
770 | /* We can't remove vendor images (i.e. those in /usr) */ | |
771 | if (IMAGE_IS_VENDOR(image)) | |
772 | continue; | |
773 | ||
774 | if (IMAGE_IS_HOST(image)) | |
775 | continue; | |
776 | ||
777 | if (mode == REMOVE_HIDDEN && !IMAGE_IS_HIDDEN(image)) | |
778 | continue; | |
779 | ||
780 | r = image_remove(image); | |
781 | if (r == -EBUSY) /* keep images that are currently being used. */ | |
782 | continue; | |
783 | if (r < 0) { | |
784 | /* If the operation failed, let's override everything we wrote, and instead write there at which image we failed. */ | |
785 | success = false; | |
786 | (void) ftruncate(result_fd, 0); | |
787 | (void) lseek(result_fd, 0, SEEK_SET); | |
788 | (void) write(result_fd, &success, sizeof(success)); | |
789 | (void) write(result_fd, image->name, strlen(image->name)+1); | |
790 | goto child_fail; | |
791 | } | |
792 | ||
793 | l = write(result_fd, image->name, strlen(image->name)+1); | |
794 | if (l < 0) { | |
795 | r = -errno; | |
796 | goto child_fail; | |
797 | } | |
798 | ||
799 | l = write(result_fd, &image->usage_exclusive, sizeof(image->usage_exclusive)); | |
800 | if (l < 0) { | |
801 | r = -errno; | |
802 | goto child_fail; | |
803 | } | |
804 | } | |
d94c2b06 | 805 | |
03c2b288 LP |
806 | result_fd = safe_close(result_fd); |
807 | _exit(EXIT_SUCCESS); | |
808 | ||
809 | child_fail: | |
810 | (void) write(errno_pipe_fd[1], &r, sizeof(r)); | |
811 | _exit(EXIT_FAILURE); | |
d94c2b06 LP |
812 | } |
813 | ||
03c2b288 LP |
814 | errno_pipe_fd[1] = safe_close(errno_pipe_fd[1]); |
815 | ||
816 | /* The clean-up might take a while, hence install a watch on the child and return */ | |
817 | ||
818 | r = operation_new(m, NULL, child, message, errno_pipe_fd[0], &operation); | |
819 | if (r < 0) { | |
820 | (void) sigkill_wait(child); | |
d94c2b06 | 821 | return r; |
03c2b288 | 822 | } |
d94c2b06 | 823 | |
03c2b288 LP |
824 | operation->extra_fd = result_fd; |
825 | operation->done = clean_pool_done; | |
826 | ||
827 | result_fd = -1; | |
828 | errno_pipe_fd[0] = -1; | |
829 | ||
830 | return 1; | |
d94c2b06 LP |
831 | } |
832 | ||
19070062 | 833 | static int method_set_pool_limit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
d6ce17c7 LP |
834 | Manager *m = userdata; |
835 | uint64_t limit; | |
836 | int r; | |
837 | ||
19070062 LP |
838 | assert(message); |
839 | ||
d6ce17c7 LP |
840 | r = sd_bus_message_read(message, "t", &limit); |
841 | if (r < 0) | |
842 | return r; | |
a90fb858 LP |
843 | if (!FILE_SIZE_VALID_OR_INFINITY(limit)) |
844 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "New limit out of range"); | |
d6ce17c7 LP |
845 | |
846 | r = bus_verify_polkit_async( | |
847 | message, | |
848 | CAP_SYS_ADMIN, | |
849 | "org.freedesktop.machine1.manage-machines", | |
403ed0e5 | 850 | NULL, |
d6ce17c7 LP |
851 | false, |
852 | UID_INVALID, | |
853 | &m->polkit_registry, | |
854 | error); | |
855 | if (r < 0) | |
856 | return r; | |
857 | if (r == 0) | |
858 | return 1; /* Will call us back */ | |
859 | ||
4cee5eed | 860 | /* Set up the machine directory if necessary */ |
5f7ecd61 | 861 | r = setup_machine_directory(error); |
4cee5eed LP |
862 | if (r < 0) |
863 | return r; | |
864 | ||
5bcd08db LP |
865 | (void) btrfs_qgroup_set_limit("/var/lib/machines", 0, limit); |
866 | ||
867 | r = btrfs_subvol_set_subtree_quota_limit("/var/lib/machines", 0, limit); | |
d6ce17c7 LP |
868 | if (r == -ENOTTY) |
869 | return sd_bus_error_setf(error, SD_BUS_ERROR_NOT_SUPPORTED, "Quota is only supported on btrfs."); | |
26166c88 | 870 | if (r < 0) |
d6ce17c7 LP |
871 | return sd_bus_error_set_errnof(error, r, "Failed to adjust quota limit: %m"); |
872 | ||
873 | return sd_bus_reply_method_return(message, NULL); | |
874 | } | |
875 | ||
19070062 | 876 | static int method_set_image_limit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
9b06c1e1 | 877 | return redirect_method_to_image(message, userdata, error, bus_image_method_set_limit); |
d6ce17c7 LP |
878 | } |
879 | ||
c01ff965 | 880 | static int method_map_from_machine_user(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c01ff965 | 881 | Manager *m = userdata; |
74d1b7d2 | 882 | const char *name; |
c01ff965 LP |
883 | Machine *machine; |
884 | uint32_t uid; | |
74d1b7d2 | 885 | uid_t converted; |
c01ff965 LP |
886 | int r; |
887 | ||
888 | r = sd_bus_message_read(message, "su", &name, &uid); | |
889 | if (r < 0) | |
890 | return r; | |
891 | ||
c077529b | 892 | if (!uid_is_valid(uid)) |
c01ff965 LP |
893 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid user ID " UID_FMT, uid); |
894 | ||
895 | machine = hashmap_get(m->machines, name); | |
896 | if (!machine) | |
897 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
898 | ||
a79366e2 LP |
899 | if (machine->class != MACHINE_CONTAINER) |
900 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Not supported for non-container machines."); | |
901 | ||
74d1b7d2 LP |
902 | r = machine_translate_uid(machine, uid, &converted); |
903 | if (r == -ESRCH) | |
904 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER_MAPPING, "Machine '%s' has no matching user mappings.", name); | |
905 | if (r < 0) | |
906 | return r; | |
c01ff965 | 907 | |
74d1b7d2 | 908 | return sd_bus_reply_method_return(message, "u", (uint32_t) converted); |
c01ff965 LP |
909 | } |
910 | ||
911 | static int method_map_to_machine_user(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
74d1b7d2 | 912 | _cleanup_free_ char *o = NULL; |
c01ff965 LP |
913 | Manager *m = userdata; |
914 | Machine *machine; | |
74d1b7d2 | 915 | uid_t uid, converted; |
c01ff965 LP |
916 | int r; |
917 | ||
918 | r = sd_bus_message_read(message, "u", &uid); | |
919 | if (r < 0) | |
920 | return r; | |
c077529b | 921 | if (!uid_is_valid(uid)) |
c01ff965 LP |
922 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid user ID " UID_FMT, uid); |
923 | if (uid < 0x10000) | |
924 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER_MAPPING, "User " UID_FMT " belongs to host UID range", uid); | |
925 | ||
74d1b7d2 LP |
926 | r = manager_find_machine_for_uid(m, uid, &machine, &converted); |
927 | if (r < 0) | |
928 | return r; | |
929 | if (!r) | |
930 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER_MAPPING, "No matching user mapping for " UID_FMT ".", uid); | |
c01ff965 | 931 | |
74d1b7d2 LP |
932 | o = machine_bus_path(machine); |
933 | if (!o) | |
934 | return -ENOMEM; | |
c01ff965 | 935 | |
74d1b7d2 | 936 | return sd_bus_reply_method_return(message, "sou", machine->name, o, (uint32_t) converted); |
c01ff965 LP |
937 | } |
938 | ||
74d1b7d2 LP |
939 | static int method_map_from_machine_group(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
940 | Manager *m = userdata; | |
941 | const char *name; | |
c01ff965 | 942 | Machine *machine; |
74d1b7d2 | 943 | gid_t converted; |
c01ff965 LP |
944 | uint32_t gid; |
945 | int r; | |
946 | ||
947 | r = sd_bus_message_read(message, "su", &name, &gid); | |
948 | if (r < 0) | |
949 | return r; | |
950 | ||
c077529b | 951 | if (!gid_is_valid(gid)) |
c01ff965 LP |
952 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid group ID " GID_FMT, gid); |
953 | ||
954 | machine = hashmap_get(m->machines, name); | |
955 | if (!machine) | |
956 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
957 | ||
a79366e2 LP |
958 | if (machine->class != MACHINE_CONTAINER) |
959 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Not supported for non-container machines."); | |
960 | ||
74d1b7d2 LP |
961 | r = machine_translate_gid(machine, gid, &converted); |
962 | if (r == -ESRCH) | |
963 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER_MAPPING, "Machine '%s' has no matching group mappings.", name); | |
964 | if (r < 0) | |
965 | return r; | |
c01ff965 | 966 | |
74d1b7d2 | 967 | return sd_bus_reply_method_return(message, "u", (uint32_t) converted); |
c01ff965 LP |
968 | } |
969 | ||
74d1b7d2 LP |
970 | static int method_map_to_machine_group(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
971 | _cleanup_free_ char *o = NULL; | |
972 | Manager *m = userdata; | |
c01ff965 | 973 | Machine *machine; |
74d1b7d2 | 974 | gid_t gid, converted; |
c01ff965 LP |
975 | int r; |
976 | ||
977 | r = sd_bus_message_read(message, "u", &gid); | |
978 | if (r < 0) | |
979 | return r; | |
c077529b | 980 | if (!gid_is_valid(gid)) |
c01ff965 LP |
981 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid group ID " GID_FMT, gid); |
982 | if (gid < 0x10000) | |
983 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_GROUP_MAPPING, "Group " GID_FMT " belongs to host GID range", gid); | |
984 | ||
74d1b7d2 LP |
985 | r = manager_find_machine_for_gid(m, gid, &machine, &converted); |
986 | if (r < 0) | |
987 | return r; | |
988 | if (!r) | |
989 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_GROUP_MAPPING, "No matching group mapping for " GID_FMT ".", gid); | |
c01ff965 | 990 | |
74d1b7d2 LP |
991 | o = machine_bus_path(machine); |
992 | if (!o) | |
993 | return -ENOMEM; | |
c01ff965 | 994 | |
74d1b7d2 | 995 | return sd_bus_reply_method_return(message, "sou", machine->name, o, (uint32_t) converted); |
c01ff965 LP |
996 | } |
997 | ||
c3350683 LP |
998 | const sd_bus_vtable manager_vtable[] = { |
999 | SD_BUS_VTABLE_START(0), | |
bbe17ca1 | 1000 | |
160e3793 LP |
1001 | SD_BUS_PROPERTY("PoolPath", "s", property_get_pool_path, 0, 0), |
1002 | SD_BUS_PROPERTY("PoolUsage", "t", property_get_pool_usage, 0, 0), | |
1003 | SD_BUS_PROPERTY("PoolLimit", "t", property_get_pool_limit, 0, 0), | |
bbe17ca1 ZJS |
1004 | |
1005 | SD_BUS_METHOD_WITH_NAMES("GetMachine", | |
1006 | "s", | |
1007 | SD_BUS_PARAM(name), | |
1008 | "o", | |
1009 | SD_BUS_PARAM(machine), | |
1010 | method_get_machine, | |
1011 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1012 | SD_BUS_METHOD_WITH_NAMES("GetImage", | |
1013 | "s", | |
1014 | SD_BUS_PARAM(name), | |
1015 | "o", | |
1016 | SD_BUS_PARAM(image), | |
1017 | method_get_image, | |
1018 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1019 | SD_BUS_METHOD_WITH_NAMES("GetMachineByPID", | |
1020 | "u", | |
1021 | SD_BUS_PARAM(pid), | |
1022 | "o", | |
1023 | SD_BUS_PARAM(machine), | |
1024 | method_get_machine_by_pid, | |
1025 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1026 | SD_BUS_METHOD_WITH_NAMES("ListMachines", | |
1027 | NULL,, | |
1028 | "a(ssso)", | |
1029 | SD_BUS_PARAM(machines), | |
1030 | method_list_machines, | |
1031 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1032 | SD_BUS_METHOD_WITH_NAMES("ListImages", | |
1033 | NULL,, | |
1034 | "a(ssbttto)", | |
1035 | SD_BUS_PARAM(images), | |
1036 | method_list_images, | |
1037 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1038 | SD_BUS_METHOD_WITH_NAMES("CreateMachine", | |
1039 | "sayssusa(sv)", | |
1040 | SD_BUS_PARAM(name) | |
1041 | SD_BUS_PARAM(id) | |
1042 | SD_BUS_PARAM(service) | |
1043 | SD_BUS_PARAM(class) | |
1044 | SD_BUS_PARAM(leader) | |
1045 | SD_BUS_PARAM(root_directory) | |
1046 | SD_BUS_PARAM(scope_properties), | |
1047 | "o", | |
1048 | SD_BUS_PARAM(path), | |
1049 | method_create_machine, 0), | |
1050 | SD_BUS_METHOD_WITH_NAMES("CreateMachineWithNetwork", | |
1051 | "sayssusaia(sv)", | |
1052 | SD_BUS_PARAM(name) | |
1053 | SD_BUS_PARAM(id) | |
1054 | SD_BUS_PARAM(service) | |
1055 | SD_BUS_PARAM(class) | |
1056 | SD_BUS_PARAM(leader) | |
1057 | SD_BUS_PARAM(root_directory) | |
1058 | SD_BUS_PARAM(ifindices) | |
1059 | SD_BUS_PARAM(scope_properties), | |
1060 | "o", | |
1061 | SD_BUS_PARAM(path), | |
1062 | method_create_machine_with_network, 0), | |
1063 | SD_BUS_METHOD_WITH_NAMES("RegisterMachine", | |
1064 | "sayssus", | |
1065 | SD_BUS_PARAM(name) | |
1066 | SD_BUS_PARAM(id) | |
1067 | SD_BUS_PARAM(service) | |
1068 | SD_BUS_PARAM(class) | |
1069 | SD_BUS_PARAM(leader) | |
1070 | SD_BUS_PARAM(root_directory), | |
1071 | "o", | |
1072 | SD_BUS_PARAM(path), | |
1073 | method_register_machine, 0), | |
1074 | SD_BUS_METHOD_WITH_NAMES("RegisterMachineWithNetwork", | |
1075 | "sayssusai", | |
1076 | SD_BUS_PARAM(name) | |
1077 | SD_BUS_PARAM(id) | |
1078 | SD_BUS_PARAM(service) | |
1079 | SD_BUS_PARAM(class) | |
1080 | SD_BUS_PARAM(leader) | |
1081 | SD_BUS_PARAM(root_directory) | |
1082 | SD_BUS_PARAM(ifindices), | |
1083 | "o", | |
1084 | SD_BUS_PARAM(path), | |
1085 | method_register_machine_with_network, 0), | |
1086 | SD_BUS_METHOD_WITH_NAMES("UnregisterMachine", | |
1087 | "s", | |
1088 | SD_BUS_PARAM(name), | |
1089 | NULL,, | |
1090 | method_unregister_machine, | |
1091 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1092 | SD_BUS_METHOD_WITH_NAMES("TerminateMachine", | |
1093 | "s", | |
1094 | SD_BUS_PARAM(id), | |
1095 | NULL,, | |
1096 | method_terminate_machine, | |
1097 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1098 | SD_BUS_METHOD_WITH_NAMES("KillMachine", | |
1099 | "ssi", | |
1100 | SD_BUS_PARAM(name) | |
1101 | SD_BUS_PARAM(who) | |
1102 | SD_BUS_PARAM(signal), | |
1103 | NULL,, | |
1104 | method_kill_machine, | |
1105 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1106 | SD_BUS_METHOD_WITH_NAMES("GetMachineAddresses", | |
1107 | "s", | |
1108 | SD_BUS_PARAM(name), | |
1109 | "a(iay)", | |
1110 | SD_BUS_PARAM(addresses), | |
1111 | method_get_machine_addresses, | |
1112 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1113 | SD_BUS_METHOD_WITH_NAMES("GetMachineOSRelease", | |
1114 | "s", | |
1115 | SD_BUS_PARAM(name), | |
1116 | "a{ss}", | |
1117 | SD_BUS_PARAM(fields), | |
1118 | method_get_machine_os_release, | |
1119 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1120 | SD_BUS_METHOD_WITH_NAMES("OpenMachinePTY", | |
1121 | "s", | |
1122 | SD_BUS_PARAM(name), | |
1123 | "hs", | |
1124 | SD_BUS_PARAM(pty) | |
1125 | SD_BUS_PARAM(pty_path), | |
1126 | method_open_machine_pty, | |
1127 | 0), | |
1128 | SD_BUS_METHOD_WITH_NAMES("OpenMachineLogin", | |
1129 | "s", | |
1130 | SD_BUS_PARAM(name), | |
1131 | "hs", | |
1132 | SD_BUS_PARAM(pty) | |
1133 | SD_BUS_PARAM(pty_path), | |
1134 | method_open_machine_login, | |
1135 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1136 | SD_BUS_METHOD_WITH_NAMES("OpenMachineShell", | |
1137 | "sssasas", | |
1138 | SD_BUS_PARAM(name) | |
1139 | SD_BUS_PARAM(user) | |
1140 | SD_BUS_PARAM(path) | |
1141 | SD_BUS_PARAM(args) | |
1142 | SD_BUS_PARAM(environment), | |
1143 | "hs", | |
1144 | SD_BUS_PARAM(pty) | |
1145 | SD_BUS_PARAM(pty_path), | |
1146 | method_open_machine_shell, | |
1147 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1148 | SD_BUS_METHOD_WITH_NAMES("BindMountMachine", | |
1149 | "sssbb", | |
1150 | SD_BUS_PARAM(name) | |
1151 | SD_BUS_PARAM(source) | |
1152 | SD_BUS_PARAM(destination) | |
1153 | SD_BUS_PARAM(read_only) | |
1154 | SD_BUS_PARAM(mkdir), | |
1155 | NULL,, | |
1156 | method_bind_mount_machine, | |
1157 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1158 | SD_BUS_METHOD_WITH_NAMES("CopyFromMachine", | |
1159 | "sss", | |
1160 | SD_BUS_PARAM(name) | |
1161 | SD_BUS_PARAM(source) | |
1162 | SD_BUS_PARAM(destination), | |
1163 | NULL,, | |
1164 | method_copy_machine, | |
1165 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1166 | SD_BUS_METHOD_WITH_NAMES("CopyToMachine", | |
1167 | "sss", | |
1168 | SD_BUS_PARAM(name) | |
1169 | SD_BUS_PARAM(source) | |
1170 | SD_BUS_PARAM(destination), | |
1171 | NULL,, | |
1172 | method_copy_machine, | |
1173 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1174 | SD_BUS_METHOD_WITH_NAMES("OpenMachineRootDirectory", | |
1175 | "s", | |
1176 | SD_BUS_PARAM(name), | |
1177 | "h", | |
1178 | SD_BUS_PARAM(fd), | |
1179 | method_open_machine_root_directory, | |
1180 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1181 | SD_BUS_METHOD_WITH_NAMES("GetMachineUIDShift", | |
1182 | "s", | |
1183 | SD_BUS_PARAM(name), | |
1184 | "u", | |
1185 | SD_BUS_PARAM(shift), | |
1186 | method_get_machine_uid_shift, | |
1187 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1188 | SD_BUS_METHOD_WITH_NAMES("RemoveImage", | |
1189 | "s", | |
1190 | SD_BUS_PARAM(name), | |
1191 | NULL,, | |
1192 | method_remove_image, | |
1193 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1194 | SD_BUS_METHOD_WITH_NAMES("RenameImage", | |
1195 | "ss", | |
1196 | SD_BUS_PARAM(name) | |
1197 | SD_BUS_PARAM(new_name), | |
1198 | NULL,, | |
1199 | method_rename_image, | |
1200 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1201 | SD_BUS_METHOD_WITH_NAMES("CloneImage", | |
1202 | "ssb", | |
1203 | SD_BUS_PARAM(name) | |
1204 | SD_BUS_PARAM(new_name) | |
1205 | SD_BUS_PARAM(read_only), | |
1206 | NULL,, | |
1207 | method_clone_image, | |
1208 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1209 | SD_BUS_METHOD_WITH_NAMES("MarkImageReadOnly", | |
1210 | "sb", | |
1211 | SD_BUS_PARAM(name) | |
1212 | SD_BUS_PARAM(read_only), | |
1213 | NULL,, | |
1214 | method_mark_image_read_only, | |
1215 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1216 | SD_BUS_METHOD_WITH_NAMES("GetImageHostname", | |
1217 | "s", | |
1218 | SD_BUS_PARAM(name), | |
1219 | "s", | |
1220 | SD_BUS_PARAM(hostname), | |
1221 | method_get_image_hostname, | |
1222 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1223 | SD_BUS_METHOD_WITH_NAMES("GetImageMachineID", | |
1224 | "s", | |
1225 | SD_BUS_PARAM(name), | |
1226 | "ay", | |
1227 | SD_BUS_PARAM(id), | |
1228 | method_get_image_machine_id, | |
1229 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1230 | SD_BUS_METHOD_WITH_NAMES("GetImageMachineInfo", | |
1231 | "s", | |
1232 | SD_BUS_PARAM(name), | |
1233 | "a{ss}", | |
1234 | SD_BUS_PARAM(machine_info), | |
1235 | method_get_image_machine_info, | |
1236 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1237 | SD_BUS_METHOD_WITH_NAMES("GetImageOSRelease", | |
1238 | "s", | |
1239 | SD_BUS_PARAM(name), | |
1240 | "a{ss}", | |
1241 | SD_BUS_PARAM(os_release), | |
1242 | method_get_image_os_release, | |
1243 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1244 | SD_BUS_METHOD_WITH_NAMES("SetPoolLimit", | |
1245 | "t", | |
1246 | SD_BUS_PARAM(size), | |
1247 | NULL,, | |
1248 | method_set_pool_limit, | |
1249 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1250 | SD_BUS_METHOD_WITH_NAMES("SetImageLimit", | |
1251 | "st", | |
1252 | SD_BUS_PARAM(name) | |
1253 | SD_BUS_PARAM(size), | |
1254 | NULL,, | |
1255 | method_set_image_limit, | |
1256 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1257 | SD_BUS_METHOD_WITH_NAMES("CleanPool", | |
1258 | "s", | |
1259 | SD_BUS_PARAM(mode), | |
1260 | "a(st)", | |
1261 | SD_BUS_PARAM(images), | |
1262 | method_clean_pool, | |
1263 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1264 | SD_BUS_METHOD_WITH_NAMES("MapFromMachineUser", | |
1265 | "su", | |
1266 | SD_BUS_PARAM(name) | |
1267 | SD_BUS_PARAM(uid_inner), | |
1268 | "u", | |
1269 | SD_BUS_PARAM(uid_outer), | |
1270 | method_map_from_machine_user, | |
1271 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1272 | SD_BUS_METHOD_WITH_NAMES("MapToMachineUser", | |
1273 | "u", | |
1274 | SD_BUS_PARAM(uid_outer), | |
1275 | "sou", | |
1276 | SD_BUS_PARAM(machine_name) | |
1277 | SD_BUS_PARAM(machine_path) | |
1278 | SD_BUS_PARAM(uid_inner), | |
1279 | method_map_to_machine_user, | |
1280 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1281 | SD_BUS_METHOD_WITH_NAMES("MapFromMachineGroup", | |
1282 | "su", | |
1283 | SD_BUS_PARAM(name) | |
1284 | SD_BUS_PARAM(gid_inner), | |
1285 | "u", | |
1286 | SD_BUS_PARAM(gid_outer), | |
1287 | method_map_from_machine_group, | |
1288 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1289 | SD_BUS_METHOD_WITH_NAMES("MapToMachineGroup", | |
1290 | "u", | |
1291 | SD_BUS_PARAM(gid_outer), | |
1292 | "sou", | |
1293 | SD_BUS_PARAM(machine_name) | |
1294 | SD_BUS_PARAM(machine_path) | |
1295 | SD_BUS_PARAM(gid_inner), | |
1296 | method_map_to_machine_group, | |
1297 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1298 | ||
1299 | SD_BUS_SIGNAL_WITH_NAMES("MachineNew", | |
1300 | "so", | |
1301 | SD_BUS_PARAM(machine) | |
1302 | SD_BUS_PARAM(path), | |
1303 | 0), | |
1304 | SD_BUS_SIGNAL_WITH_NAMES("MachineRemoved", | |
1305 | "so", | |
1306 | SD_BUS_PARAM(machine) | |
1307 | SD_BUS_PARAM(path), | |
1308 | 0), | |
1309 | ||
c3350683 LP |
1310 | SD_BUS_VTABLE_END |
1311 | }; | |
1ee306e1 | 1312 | |
4faa530c ZJS |
1313 | const BusObjectImplementation manager_object = { |
1314 | "/org/freedesktop/machine1", | |
1315 | "org.freedesktop.machine1.Manager", | |
1316 | .vtables = BUS_VTABLES(manager_vtable), | |
1317 | .children = BUS_IMPLEMENTATIONS( &machine_object, | |
1318 | &image_object ), | |
1319 | }; | |
1320 | ||
19070062 | 1321 | int match_job_removed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 | 1322 | const char *path, *result, *unit; |
1ee306e1 | 1323 | Manager *m = userdata; |
c3350683 LP |
1324 | Machine *machine; |
1325 | uint32_t id; | |
1326 | int r; | |
1ee306e1 | 1327 | |
1ee306e1 | 1328 | assert(message); |
c3350683 | 1329 | assert(m); |
1ee306e1 | 1330 | |
c3350683 LP |
1331 | r = sd_bus_message_read(message, "uoss", &id, &path, &unit, &result); |
1332 | if (r < 0) { | |
ebcf1f97 | 1333 | bus_log_parse_error(r); |
65d73cf0 | 1334 | return 0; |
c3350683 | 1335 | } |
6797c324 | 1336 | |
c3350683 LP |
1337 | machine = hashmap_get(m->machine_units, unit); |
1338 | if (!machine) | |
1339 | return 0; | |
6797c324 | 1340 | |
c3350683 | 1341 | if (streq_ptr(path, machine->scope_job)) { |
491ac9f2 | 1342 | machine->scope_job = mfree(machine->scope_job); |
6797c324 | 1343 | |
c3350683 LP |
1344 | if (machine->started) { |
1345 | if (streq(result, "done")) | |
1346 | machine_send_create_reply(machine, NULL); | |
1347 | else { | |
4afd3348 | 1348 | _cleanup_(sd_bus_error_free) sd_bus_error e = SD_BUS_ERROR_NULL; |
6797c324 | 1349 | |
ebcf1f97 | 1350 | sd_bus_error_setf(&e, BUS_ERROR_JOB_FAILED, "Start job for unit %s failed with '%s'", unit, result); |
6797c324 | 1351 | |
ebcf1f97 | 1352 | machine_send_create_reply(machine, &e); |
c3350683 | 1353 | } |
49f3fffd LP |
1354 | } |
1355 | ||
1356 | machine_save(machine); | |
1ee306e1 LP |
1357 | } |
1358 | ||
c3350683 LP |
1359 | machine_add_to_gc_queue(machine); |
1360 | return 0; | |
1ee306e1 LP |
1361 | } |
1362 | ||
19070062 | 1363 | int match_properties_changed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 | 1364 | _cleanup_free_ char *unit = NULL; |
49f3fffd | 1365 | const char *path; |
c3350683 LP |
1366 | Manager *m = userdata; |
1367 | Machine *machine; | |
ebcf1f97 | 1368 | int r; |
554604b3 | 1369 | |
c3350683 LP |
1370 | assert(message); |
1371 | assert(m); | |
554604b3 | 1372 | |
c3350683 LP |
1373 | path = sd_bus_message_get_path(message); |
1374 | if (!path) | |
554604b3 | 1375 | return 0; |
554604b3 | 1376 | |
ebcf1f97 | 1377 | r = unit_name_from_dbus_path(path, &unit); |
e5f5b5b9 LP |
1378 | if (r == -EINVAL) /* not for a unit */ |
1379 | return 0; | |
9ed794a3 | 1380 | if (r < 0) { |
9b420b3c LP |
1381 | log_oom(); |
1382 | return 0; | |
1383 | } | |
554604b3 | 1384 | |
c3350683 | 1385 | machine = hashmap_get(m->machine_units, unit); |
9b420b3c LP |
1386 | if (!machine) |
1387 | return 0; | |
1388 | ||
9b420b3c | 1389 | machine_add_to_gc_queue(machine); |
c3350683 LP |
1390 | return 0; |
1391 | } | |
554604b3 | 1392 | |
19070062 | 1393 | int match_unit_removed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 LP |
1394 | const char *path, *unit; |
1395 | Manager *m = userdata; | |
1396 | Machine *machine; | |
1397 | int r; | |
554604b3 | 1398 | |
c3350683 LP |
1399 | assert(message); |
1400 | assert(m); | |
554604b3 | 1401 | |
c3350683 LP |
1402 | r = sd_bus_message_read(message, "so", &unit, &path); |
1403 | if (r < 0) { | |
ebcf1f97 | 1404 | bus_log_parse_error(r); |
9b420b3c | 1405 | return 0; |
554604b3 LP |
1406 | } |
1407 | ||
c3350683 | 1408 | machine = hashmap_get(m->machine_units, unit); |
9b420b3c LP |
1409 | if (!machine) |
1410 | return 0; | |
1411 | ||
9b420b3c | 1412 | machine_add_to_gc_queue(machine); |
c3350683 LP |
1413 | return 0; |
1414 | } | |
554604b3 | 1415 | |
19070062 | 1416 | int match_reloading(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 | 1417 | Manager *m = userdata; |
a658cafa | 1418 | Machine *machine; |
c3350683 | 1419 | int b, r; |
554604b3 | 1420 | |
19070062 LP |
1421 | assert(message); |
1422 | assert(m); | |
554604b3 | 1423 | |
c3350683 LP |
1424 | r = sd_bus_message_read(message, "b", &b); |
1425 | if (r < 0) { | |
ebcf1f97 | 1426 | bus_log_parse_error(r); |
65d73cf0 | 1427 | return 0; |
554604b3 | 1428 | } |
a658cafa LP |
1429 | if (b) |
1430 | return 0; | |
554604b3 | 1431 | |
a658cafa LP |
1432 | /* systemd finished reloading, let's recheck all our machines */ |
1433 | log_debug("System manager has been reloaded, rechecking machines..."); | |
554604b3 | 1434 | |
90e74a66 | 1435 | HASHMAP_FOREACH(machine, m->machines) |
a658cafa | 1436 | machine_add_to_gc_queue(machine); |
554604b3 LP |
1437 | |
1438 | return 0; | |
1439 | } | |
1440 | ||
b92d0b4c LP |
1441 | int manager_unref_unit( |
1442 | Manager *m, | |
1443 | const char *unit, | |
1444 | sd_bus_error *error) { | |
1445 | ||
1446 | assert(m); | |
1447 | assert(unit); | |
1448 | ||
14456f76 | 1449 | return bus_call_method(m->bus, bus_systemd_mgr, "UnrefUnit", error, NULL, "s", unit); |
b92d0b4c LP |
1450 | } |
1451 | ||
c3350683 | 1452 | int manager_stop_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job) { |
4afd3348 | 1453 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
1ee306e1 LP |
1454 | int r; |
1455 | ||
1456 | assert(manager); | |
1457 | assert(unit); | |
1458 | ||
14456f76 | 1459 | r = bus_call_method(manager->bus, bus_systemd_mgr, "StopUnit", error, &reply, "ss", unit, "fail"); |
1ee306e1 | 1460 | if (r < 0) { |
955a6329 ZJS |
1461 | if (sd_bus_error_has_names(error, BUS_ERROR_NO_SUCH_UNIT, |
1462 | BUS_ERROR_LOAD_FAILED)) { | |
6797c324 LP |
1463 | |
1464 | if (job) | |
1465 | *job = NULL; | |
1466 | ||
c3350683 | 1467 | sd_bus_error_free(error); |
6797c324 LP |
1468 | return 0; |
1469 | } | |
1470 | ||
1ee306e1 LP |
1471 | return r; |
1472 | } | |
1473 | ||
1474 | if (job) { | |
1475 | const char *j; | |
1476 | char *copy; | |
1477 | ||
c3350683 LP |
1478 | r = sd_bus_message_read(reply, "o", &j); |
1479 | if (r < 0) | |
1480 | return r; | |
1ee306e1 LP |
1481 | |
1482 | copy = strdup(j); | |
1483 | if (!copy) | |
1484 | return -ENOMEM; | |
1485 | ||
1486 | *job = copy; | |
1487 | } | |
1488 | ||
6797c324 | 1489 | return 1; |
1ee306e1 LP |
1490 | } |
1491 | ||
de58a50e | 1492 | int manager_kill_unit(Manager *manager, const char *unit, int signo, sd_bus_error *error) { |
1ee306e1 LP |
1493 | assert(manager); |
1494 | assert(unit); | |
1495 | ||
14456f76 | 1496 | return bus_call_method(manager->bus, bus_systemd_mgr, "KillUnit", error, NULL, "ssi", unit, "all", signo); |
1ee306e1 LP |
1497 | } |
1498 | ||
1499 | int manager_unit_is_active(Manager *manager, const char *unit) { | |
4afd3348 LP |
1500 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
1501 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
1ee306e1 | 1502 | _cleanup_free_ char *path = NULL; |
1ee306e1 | 1503 | const char *state; |
1ee306e1 LP |
1504 | int r; |
1505 | ||
1506 | assert(manager); | |
1507 | assert(unit); | |
1508 | ||
1ee306e1 LP |
1509 | path = unit_dbus_path_from_name(unit); |
1510 | if (!path) | |
1511 | return -ENOMEM; | |
1512 | ||
c3350683 | 1513 | r = sd_bus_get_property( |
1ee306e1 LP |
1514 | manager->bus, |
1515 | "org.freedesktop.systemd1", | |
1516 | path, | |
c3350683 LP |
1517 | "org.freedesktop.systemd1.Unit", |
1518 | "ActiveState", | |
1ee306e1 | 1519 | &error, |
c3350683 LP |
1520 | &reply, |
1521 | "s"); | |
1ee306e1 | 1522 | if (r < 0) { |
955a6329 ZJS |
1523 | if (sd_bus_error_has_names(&error, SD_BUS_ERROR_NO_REPLY, |
1524 | SD_BUS_ERROR_DISCONNECTED)) | |
6797c324 | 1525 | return true; |
6797c324 | 1526 | |
955a6329 ZJS |
1527 | if (sd_bus_error_has_names(&error, BUS_ERROR_NO_SUCH_UNIT, |
1528 | BUS_ERROR_LOAD_FAILED)) | |
6797c324 | 1529 | return false; |
6797c324 | 1530 | |
1ee306e1 LP |
1531 | return r; |
1532 | } | |
1533 | ||
c3350683 LP |
1534 | r = sd_bus_message_read(reply, "s", &state); |
1535 | if (r < 0) | |
1ee306e1 | 1536 | return -EINVAL; |
1ee306e1 | 1537 | |
9b420b3c | 1538 | return !STR_IN_SET(state, "inactive", "failed"); |
1ee306e1 | 1539 | } |
bd16acf3 | 1540 | |
c3350683 | 1541 | int manager_job_is_active(Manager *manager, const char *path) { |
4afd3348 LP |
1542 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
1543 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
c3350683 | 1544 | int r; |
bd16acf3 | 1545 | |
c3350683 LP |
1546 | assert(manager); |
1547 | assert(path); | |
bd16acf3 | 1548 | |
c3350683 LP |
1549 | r = sd_bus_get_property( |
1550 | manager->bus, | |
1551 | "org.freedesktop.systemd1", | |
1552 | path, | |
1553 | "org.freedesktop.systemd1.Job", | |
1554 | "State", | |
1555 | &error, | |
1556 | &reply, | |
1557 | "s"); | |
1558 | if (r < 0) { | |
955a6329 ZJS |
1559 | if (sd_bus_error_has_names(&error, SD_BUS_ERROR_NO_REPLY, |
1560 | SD_BUS_ERROR_DISCONNECTED)) | |
c3350683 | 1561 | return true; |
bd16acf3 | 1562 | |
c3350683 LP |
1563 | if (sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_OBJECT)) |
1564 | return false; | |
bd16acf3 | 1565 | |
bd16acf3 | 1566 | return r; |
c3350683 | 1567 | } |
bd16acf3 | 1568 | |
c3350683 LP |
1569 | /* We don't actually care about the state really. The fact |
1570 | * that we could read the job state is enough for us */ | |
bd16acf3 | 1571 | |
c3350683 | 1572 | return true; |
bd16acf3 | 1573 | } |
ab49725f KS |
1574 | |
1575 | int manager_get_machine_by_pid(Manager *m, pid_t pid, Machine **machine) { | |
ab49725f KS |
1576 | Machine *mm; |
1577 | int r; | |
1578 | ||
1579 | assert(m); | |
1580 | assert(pid >= 1); | |
1581 | assert(machine); | |
1582 | ||
4a0b58c4 | 1583 | mm = hashmap_get(m->machine_leaders, PID_TO_PTR(pid)); |
077c8c36 LP |
1584 | if (!mm) { |
1585 | _cleanup_free_ char *unit = NULL; | |
ab49725f | 1586 | |
077c8c36 LP |
1587 | r = cg_pid_get_unit(pid, &unit); |
1588 | if (r >= 0) | |
1589 | mm = hashmap_get(m->machine_units, unit); | |
1590 | } | |
ab49725f KS |
1591 | if (!mm) |
1592 | return 0; | |
1593 | ||
1594 | *machine = mm; | |
1595 | return 1; | |
1596 | } | |
1597 | ||
1598 | int manager_add_machine(Manager *m, const char *name, Machine **_machine) { | |
1599 | Machine *machine; | |
1600 | ||
1601 | assert(m); | |
1602 | assert(name); | |
1603 | ||
1604 | machine = hashmap_get(m->machines, name); | |
1605 | if (!machine) { | |
fbe55073 | 1606 | machine = machine_new(m, _MACHINE_CLASS_INVALID, name); |
ab49725f KS |
1607 | if (!machine) |
1608 | return -ENOMEM; | |
1609 | } | |
1610 | ||
1611 | if (_machine) | |
1612 | *_machine = machine; | |
1613 | ||
1614 | return 0; | |
1615 | } |