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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" |
6ef06723 | 27 | #include "os-util.h" |
3ffd4af2 LP |
28 | #include "path-util.h" |
29 | #include "process-util.h" | |
15a5e950 | 30 | #include "stdio-util.h" |
3ffd4af2 | 31 | #include "strv.h" |
e4de7287 | 32 | #include "tmpfile-util.h" |
3ffd4af2 | 33 | #include "unit-name.h" |
b1d4f8e1 | 34 | #include "user-util.h" |
1ee306e1 | 35 | |
74c308ae | 36 | static BUS_DEFINE_PROPERTY_GET_GLOBAL(property_get_pool_path, "s", "/var/lib/machines"); |
160e3793 LP |
37 | |
38 | static int property_get_pool_usage( | |
39 | sd_bus *bus, | |
40 | const char *path, | |
41 | const char *interface, | |
42 | const char *property, | |
43 | sd_bus_message *reply, | |
44 | void *userdata, | |
45 | sd_bus_error *error) { | |
46 | ||
254d1313 | 47 | _cleanup_close_ int fd = -EBADF; |
f5fbe71d | 48 | uint64_t usage = UINT64_MAX; |
160e3793 LP |
49 | |
50 | assert(bus); | |
51 | assert(reply); | |
52 | ||
160e3793 LP |
53 | fd = open("/var/lib/machines", O_RDONLY|O_CLOEXEC|O_DIRECTORY); |
54 | if (fd >= 0) { | |
55 | BtrfsQuotaInfo q; | |
56 | ||
5bcd08db | 57 | if (btrfs_subvol_get_subtree_quota_fd(fd, 0, &q) >= 0) |
cb81cd80 | 58 | usage = q.referenced; |
160e3793 LP |
59 | } |
60 | ||
160e3793 LP |
61 | return sd_bus_message_append(reply, "t", usage); |
62 | } | |
63 | ||
64 | static int property_get_pool_limit( | |
65 | sd_bus *bus, | |
66 | const char *path, | |
67 | const char *interface, | |
68 | const char *property, | |
69 | sd_bus_message *reply, | |
70 | void *userdata, | |
71 | sd_bus_error *error) { | |
72 | ||
254d1313 | 73 | _cleanup_close_ int fd = -EBADF; |
f5fbe71d | 74 | uint64_t size = UINT64_MAX; |
160e3793 LP |
75 | |
76 | assert(bus); | |
77 | assert(reply); | |
78 | ||
160e3793 LP |
79 | fd = open("/var/lib/machines", O_RDONLY|O_CLOEXEC|O_DIRECTORY); |
80 | if (fd >= 0) { | |
81 | BtrfsQuotaInfo q; | |
82 | ||
5bcd08db | 83 | if (btrfs_subvol_get_subtree_quota_fd(fd, 0, &q) >= 0) |
cb81cd80 | 84 | size = q.referenced_max; |
160e3793 LP |
85 | } |
86 | ||
160e3793 LP |
87 | return sd_bus_message_append(reply, "t", size); |
88 | } | |
89 | ||
19070062 | 90 | static int method_get_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 | 91 | _cleanup_free_ char *p = NULL; |
99534007 | 92 | Manager *m = ASSERT_PTR(userdata); |
c3350683 LP |
93 | Machine *machine; |
94 | const char *name; | |
95 | int r; | |
96 | ||
c3350683 | 97 | assert(message); |
c3350683 LP |
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; |
99534007 | 116 | _unused_ Manager *m = ASSERT_PTR(userdata); |
c2ce6a3d LP |
117 | const char *name; |
118 | int r; | |
119 | ||
c2ce6a3d | 120 | assert(message); |
c2ce6a3d LP |
121 | |
122 | r = sd_bus_message_read(message, "s", &name); | |
123 | if (r < 0) | |
124 | return r; | |
125 | ||
d577d4a4 | 126 | r = image_find(IMAGE_MACHINE, name, NULL, NULL); |
3a6ce860 | 127 | if (r == -ENOENT) |
c2ce6a3d LP |
128 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_IMAGE, "No image '%s' known", name); |
129 | if (r < 0) | |
130 | return r; | |
131 | ||
132 | p = image_bus_path(name); | |
133 | if (!p) | |
134 | return -ENOMEM; | |
135 | ||
136 | return sd_bus_reply_method_return(message, "o", p); | |
137 | } | |
138 | ||
19070062 | 139 | static int method_get_machine_by_pid(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 | 140 | _cleanup_free_ char *p = NULL; |
99534007 | 141 | Manager *m = ASSERT_PTR(userdata); |
c3350683 | 142 | Machine *machine = NULL; |
4e724d9c | 143 | pid_t pid; |
c3350683 LP |
144 | int r; |
145 | ||
c3350683 | 146 | assert(message); |
c3350683 | 147 | |
4e724d9c LP |
148 | assert_cc(sizeof(pid_t) == sizeof(uint32_t)); |
149 | ||
c3350683 LP |
150 | r = sd_bus_message_read(message, "u", &pid); |
151 | if (r < 0) | |
ebcf1f97 | 152 | return r; |
c3350683 | 153 | |
07b38ba5 | 154 | if (pid < 0) |
06820eaf LP |
155 | return -EINVAL; |
156 | ||
4e724d9c | 157 | if (pid == 0) { |
4afd3348 | 158 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
5b12334d LP |
159 | |
160 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); | |
161 | if (r < 0) | |
162 | return r; | |
163 | ||
164 | r = sd_bus_creds_get_pid(creds, &pid); | |
4e724d9c | 165 | if (r < 0) |
ebcf1f97 | 166 | return r; |
4e724d9c LP |
167 | } |
168 | ||
c3350683 LP |
169 | r = manager_get_machine_by_pid(m, pid, &machine); |
170 | if (r < 0) | |
ebcf1f97 | 171 | return r; |
c3350683 | 172 | if (!machine) |
de0671ee | 173 | 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 |
174 | |
175 | p = machine_bus_path(machine); | |
176 | if (!p) | |
ebcf1f97 | 177 | return -ENOMEM; |
c3350683 | 178 | |
df2d202e | 179 | return sd_bus_reply_method_return(message, "o", p); |
c3350683 LP |
180 | } |
181 | ||
19070062 | 182 | static int method_list_machines(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
4afd3348 | 183 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
99534007 | 184 | Manager *m = ASSERT_PTR(userdata); |
c3350683 | 185 | Machine *machine; |
c3350683 LP |
186 | int r; |
187 | ||
c3350683 | 188 | assert(message); |
c3350683 | 189 | |
df2d202e | 190 | r = sd_bus_message_new_method_return(message, &reply); |
c3350683 | 191 | if (r < 0) |
ebcf1f97 | 192 | return sd_bus_error_set_errno(error, r); |
c3350683 LP |
193 | |
194 | r = sd_bus_message_open_container(reply, 'a', "(ssso)"); | |
195 | if (r < 0) | |
ebcf1f97 | 196 | return sd_bus_error_set_errno(error, r); |
c3350683 | 197 | |
90e74a66 | 198 | HASHMAP_FOREACH(machine, m->machines) { |
c3350683 LP |
199 | _cleanup_free_ char *p = NULL; |
200 | ||
201 | p = machine_bus_path(machine); | |
202 | if (!p) | |
ebcf1f97 | 203 | return -ENOMEM; |
c3350683 LP |
204 | |
205 | r = sd_bus_message_append(reply, "(ssso)", | |
206 | machine->name, | |
207 | strempty(machine_class_to_string(machine->class)), | |
208 | machine->service, | |
209 | p); | |
210 | if (r < 0) | |
ebcf1f97 | 211 | return sd_bus_error_set_errno(error, r); |
c3350683 | 212 | } |
1ee306e1 | 213 | |
c3350683 LP |
214 | r = sd_bus_message_close_container(reply); |
215 | if (r < 0) | |
ebcf1f97 | 216 | return sd_bus_error_set_errno(error, r); |
c3350683 | 217 | |
9030ca46 | 218 | return sd_bus_send(NULL, reply, NULL); |
c3350683 LP |
219 | } |
220 | ||
9b5ed6fe | 221 | static int method_create_or_register_machine(Manager *manager, sd_bus_message *message, bool read_network, Machine **_m, sd_bus_error *error) { |
d8854ff1 | 222 | _cleanup_(pidref_done) PidRef pidref = PIDREF_NULL; |
8aec412f | 223 | const char *name, *service, *class, *root_directory; |
9b5ed6fe | 224 | const int32_t *netif = NULL; |
1ee306e1 LP |
225 | MachineClass c; |
226 | uint32_t leader; | |
227 | sd_id128_t id; | |
c3350683 | 228 | const void *v; |
1ee306e1 | 229 | Machine *m; |
9b5ed6fe | 230 | size_t n, n_netif = 0; |
c3350683 | 231 | int r; |
1ee306e1 | 232 | |
c3350683 | 233 | assert(manager); |
89f7c846 LP |
234 | assert(message); |
235 | assert(_m); | |
1ee306e1 | 236 | |
c3350683 LP |
237 | r = sd_bus_message_read(message, "s", &name); |
238 | if (r < 0) | |
ebcf1f97 | 239 | return r; |
52ef5dd7 | 240 | if (!hostname_is_valid(name, 0)) |
1b09b81c | 241 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid machine name"); |
1ee306e1 | 242 | |
c3350683 LP |
243 | r = sd_bus_message_read_array(message, 'y', &v, &n); |
244 | if (r < 0) | |
ebcf1f97 | 245 | return r; |
1ee306e1 LP |
246 | if (n == 0) |
247 | id = SD_ID128_NULL; | |
248 | else if (n == 16) | |
249 | memcpy(&id, v, n); | |
250 | else | |
1b09b81c | 251 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid machine ID parameter"); |
1ee306e1 | 252 | |
c3350683 LP |
253 | r = sd_bus_message_read(message, "ssus", &service, &class, &leader, &root_directory); |
254 | if (r < 0) | |
ebcf1f97 | 255 | return r; |
1ee306e1 | 256 | |
9b5ed6fe | 257 | if (read_network) { |
9b5ed6fe LP |
258 | r = sd_bus_message_read_array(message, 'i', (const void**) &netif, &n_netif); |
259 | if (r < 0) | |
260 | return r; | |
261 | ||
262 | n_netif /= sizeof(int32_t); | |
263 | ||
d007c583 | 264 | for (size_t i = 0; i < n_netif; i++) { |
9b5ed6fe LP |
265 | if (netif[i] <= 0) |
266 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid network interface index %i", netif[i]); | |
267 | } | |
268 | } | |
269 | ||
1ee306e1 LP |
270 | if (isempty(class)) |
271 | c = _MACHINE_CLASS_INVALID; | |
272 | else { | |
273 | c = machine_class_from_string(class); | |
274 | if (c < 0) | |
1b09b81c | 275 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid machine class parameter"); |
1ee306e1 LP |
276 | } |
277 | ||
c3350683 | 278 | if (leader == 1) |
1b09b81c | 279 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid leader PID"); |
1ee306e1 | 280 | |
c3350683 | 281 | if (!isempty(root_directory) && !path_is_absolute(root_directory)) |
1b09b81c | 282 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Root directory must be empty or an absolute path"); |
1ee306e1 | 283 | |
c3350683 | 284 | if (leader == 0) { |
4afd3348 | 285 | _cleanup_(sd_bus_creds_unrefp) sd_bus_creds *creds = NULL; |
5b12334d LP |
286 | |
287 | r = sd_bus_query_sender_creds(message, SD_BUS_CREDS_PID, &creds); | |
288 | if (r < 0) | |
289 | return r; | |
290 | ||
c3350683 | 291 | assert_cc(sizeof(uint32_t) == sizeof(pid_t)); |
554604b3 | 292 | |
5b12334d | 293 | r = sd_bus_creds_get_pid(creds, (pid_t*) &leader); |
c3350683 | 294 | if (r < 0) |
ebcf1f97 | 295 | return r; |
c3350683 | 296 | } |
554604b3 | 297 | |
d8854ff1 LP |
298 | r = pidref_set_pid(&pidref, leader); |
299 | if (r < 0) | |
300 | return sd_bus_error_set_errnof(error, r, "Failed to pin process " PID_FMT ": %m", pidref.pid); | |
301 | ||
1ee306e1 | 302 | if (hashmap_get(manager->machines, name)) |
ebcf1f97 | 303 | return sd_bus_error_setf(error, BUS_ERROR_MACHINE_EXISTS, "Machine '%s' already exists", name); |
1ee306e1 LP |
304 | |
305 | r = manager_add_machine(manager, name, &m); | |
306 | if (r < 0) | |
ebcf1f97 | 307 | return r; |
1ee306e1 | 308 | |
d8854ff1 | 309 | m->leader = TAKE_PIDREF(pidref); |
1ee306e1 LP |
310 | m->class = c; |
311 | m->id = id; | |
312 | ||
313 | if (!isempty(service)) { | |
314 | m->service = strdup(service); | |
315 | if (!m->service) { | |
ebcf1f97 | 316 | r = -ENOMEM; |
1ee306e1 LP |
317 | goto fail; |
318 | } | |
319 | } | |
320 | ||
321 | if (!isempty(root_directory)) { | |
322 | m->root_directory = strdup(root_directory); | |
323 | if (!m->root_directory) { | |
ebcf1f97 | 324 | r = -ENOMEM; |
1ee306e1 LP |
325 | goto fail; |
326 | } | |
327 | } | |
328 | ||
9b5ed6fe LP |
329 | if (n_netif > 0) { |
330 | assert_cc(sizeof(int32_t) == sizeof(int)); | |
331 | m->netif = memdup(netif, sizeof(int32_t) * n_netif); | |
332 | if (!m->netif) { | |
333 | r = -ENOMEM; | |
334 | goto fail; | |
335 | } | |
336 | ||
337 | m->n_netif = n_netif; | |
338 | } | |
339 | ||
89f7c846 LP |
340 | *_m = m; |
341 | ||
342 | return 1; | |
343 | ||
344 | fail: | |
345 | machine_add_to_gc_queue(m); | |
346 | return r; | |
347 | } | |
348 | ||
19070062 | 349 | static int method_create_machine_internal(sd_bus_message *message, bool read_network, void *userdata, sd_bus_error *error) { |
99534007 | 350 | Manager *manager = ASSERT_PTR(userdata); |
89f7c846 LP |
351 | Machine *m = NULL; |
352 | int r; | |
353 | ||
19070062 | 354 | assert(message); |
19070062 | 355 | |
9b5ed6fe | 356 | r = method_create_or_register_machine(manager, message, read_network, &m, error); |
89f7c846 LP |
357 | if (r < 0) |
358 | return r; | |
359 | ||
360 | r = sd_bus_message_enter_container(message, 'a', "(sv)"); | |
361 | if (r < 0) | |
362 | goto fail; | |
363 | ||
ebcf1f97 LP |
364 | r = machine_start(m, message, error); |
365 | if (r < 0) | |
1ee306e1 LP |
366 | goto fail; |
367 | ||
c3350683 | 368 | m->create_message = sd_bus_message_ref(message); |
c3350683 | 369 | return 1; |
1ee306e1 LP |
370 | |
371 | fail: | |
a3e7f417 | 372 | machine_add_to_gc_queue(m); |
89f7c846 LP |
373 | return r; |
374 | } | |
1ee306e1 | 375 | |
19070062 LP |
376 | static int method_create_machine_with_network(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
377 | return method_create_machine_internal(message, true, userdata, error); | |
9b5ed6fe LP |
378 | } |
379 | ||
19070062 LP |
380 | static int method_create_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
381 | return method_create_machine_internal(message, false, userdata, error); | |
9b5ed6fe LP |
382 | } |
383 | ||
19070062 | 384 | static int method_register_machine_internal(sd_bus_message *message, bool read_network, void *userdata, sd_bus_error *error) { |
99534007 | 385 | Manager *manager = ASSERT_PTR(userdata); |
89f7c846 LP |
386 | _cleanup_free_ char *p = NULL; |
387 | Machine *m = NULL; | |
388 | int r; | |
389 | ||
19070062 | 390 | assert(message); |
19070062 | 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 | ||
d8854ff1 | 396 | r = cg_pid_get_unit(m->leader.pid, &m->unit); |
89f7c846 | 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", | |
d8854ff1 | 400 | m->leader.pid); |
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; |
99534007 | 472 | _unused_ Manager *m = ASSERT_PTR(userdata); |
cd61c3bf | 473 | Image *image; |
cd61c3bf LP |
474 | int r; |
475 | ||
cd61c3bf | 476 | assert(message); |
cd61c3bf | 477 | |
b07ec5a1 | 478 | images = hashmap_new(&image_hash_ops); |
cd61c3bf LP |
479 | if (!images) |
480 | return -ENOMEM; | |
481 | ||
d577d4a4 | 482 | r = image_discover(IMAGE_MACHINE, NULL, images); |
cd61c3bf LP |
483 | if (r < 0) |
484 | return r; | |
485 | ||
486 | r = sd_bus_message_new_method_return(message, &reply); | |
487 | if (r < 0) | |
488 | return r; | |
489 | ||
b6b18498 | 490 | r = sd_bus_message_open_container(reply, 'a', "(ssbttto)"); |
cd61c3bf LP |
491 | if (r < 0) |
492 | return r; | |
493 | ||
90e74a66 | 494 | HASHMAP_FOREACH(image, images) { |
cd61c3bf LP |
495 | _cleanup_free_ char *p = NULL; |
496 | ||
497 | p = image_bus_path(image->name); | |
498 | if (!p) | |
499 | return -ENOMEM; | |
500 | ||
b6b18498 | 501 | r = sd_bus_message_append(reply, "(ssbttto)", |
cd61c3bf LP |
502 | image->name, |
503 | image_type_to_string(image->type), | |
504 | image->read_only, | |
10f9c755 LP |
505 | image->crtime, |
506 | image->mtime, | |
c19de711 | 507 | image->usage, |
cd61c3bf LP |
508 | p); |
509 | if (r < 0) | |
510 | return r; | |
511 | } | |
512 | ||
513 | r = sd_bus_message_close_container(reply); | |
514 | if (r < 0) | |
515 | return r; | |
516 | ||
9030ca46 | 517 | return sd_bus_send(NULL, reply, NULL); |
cd61c3bf LP |
518 | } |
519 | ||
19070062 | 520 | static int method_open_machine_pty(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 521 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_open_pty); |
40205d70 LP |
522 | } |
523 | ||
19070062 | 524 | static int method_open_machine_login(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 525 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_open_login); |
5f8cc96a LP |
526 | } |
527 | ||
49af9e13 | 528 | static int method_open_machine_shell(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 529 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_open_shell); |
49af9e13 LP |
530 | } |
531 | ||
19070062 | 532 | static int method_bind_mount_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 533 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_bind_mount); |
90adaa25 LP |
534 | } |
535 | ||
19070062 | 536 | static int method_copy_machine(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 537 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_copy); |
0370612e LP |
538 | } |
539 | ||
ae203207 | 540 | static int method_open_machine_root_directory(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 541 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_open_root_directory); |
ae203207 LP |
542 | } |
543 | ||
3401419b | 544 | static int method_get_machine_uid_shift(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
eecf0181 | 545 | return redirect_method_to_machine(message, userdata, error, bus_machine_method_get_uid_shift); |
3401419b LP |
546 | } |
547 | ||
9b06c1e1 | 548 | static int redirect_method_to_image(sd_bus_message *message, Manager *m, sd_bus_error *error, sd_bus_message_handler_t method) { |
08682124 LP |
549 | _cleanup_(image_unrefp) Image* i = NULL; |
550 | const char *name; | |
551 | int r; | |
552 | ||
08682124 | 553 | assert(message); |
9b06c1e1 LP |
554 | assert(m); |
555 | assert(method); | |
08682124 LP |
556 | |
557 | r = sd_bus_message_read(message, "s", &name); | |
558 | if (r < 0) | |
559 | return r; | |
560 | ||
561 | if (!image_name_is_valid(name)) | |
562 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Image name '%s' is invalid.", name); | |
563 | ||
d577d4a4 | 564 | r = image_find(IMAGE_MACHINE, name, NULL, &i); |
3a6ce860 LP |
565 | if (r == -ENOENT) |
566 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_IMAGE, "No image '%s' known", name); | |
08682124 LP |
567 | if (r < 0) |
568 | return r; | |
08682124 | 569 | |
9b06c1e1 LP |
570 | i->userdata = m; |
571 | return method(message, i, error); | |
08682124 LP |
572 | } |
573 | ||
9b06c1e1 LP |
574 | static int method_remove_image(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
575 | return redirect_method_to_image(message, userdata, error, bus_image_method_remove); | |
576 | } | |
ebd93cb6 | 577 | |
9b06c1e1 LP |
578 | static int method_rename_image(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
579 | return redirect_method_to_image(message, userdata, error, bus_image_method_rename); | |
ebd93cb6 LP |
580 | } |
581 | ||
19070062 | 582 | static int method_clone_image(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
9b06c1e1 | 583 | return redirect_method_to_image(message, userdata, error, bus_image_method_clone); |
ebd93cb6 LP |
584 | } |
585 | ||
19070062 | 586 | static int method_mark_image_read_only(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
9b06c1e1 | 587 | return redirect_method_to_image(message, userdata, error, bus_image_method_mark_read_only); |
ebd93cb6 LP |
588 | } |
589 | ||
cf30a8c1 | 590 | static int method_get_image_hostname(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
9b06c1e1 | 591 | return redirect_method_to_image(message, userdata, error, bus_image_method_get_hostname); |
cf30a8c1 LP |
592 | } |
593 | ||
594 | static int method_get_image_machine_id(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
9b06c1e1 | 595 | return redirect_method_to_image(message, userdata, error, bus_image_method_get_machine_id); |
cf30a8c1 LP |
596 | } |
597 | ||
598 | static int method_get_image_machine_info(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
9b06c1e1 | 599 | return redirect_method_to_image(message, userdata, error, bus_image_method_get_machine_info); |
cf30a8c1 LP |
600 | } |
601 | ||
9153b02b | 602 | static int method_get_image_os_release(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
9b06c1e1 | 603 | return redirect_method_to_image(message, userdata, error, bus_image_method_get_os_release); |
9153b02b LP |
604 | } |
605 | ||
03c2b288 LP |
606 | static int clean_pool_done(Operation *operation, int ret, sd_bus_error *error) { |
607 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
608 | _cleanup_fclose_ FILE *f = NULL; | |
609 | bool success; | |
610 | size_t n; | |
611 | int r; | |
612 | ||
613 | assert(operation); | |
614 | assert(operation->extra_fd >= 0); | |
615 | ||
86cbbc6d | 616 | if (lseek(operation->extra_fd, 0, SEEK_SET) < 0) |
03c2b288 LP |
617 | return -errno; |
618 | ||
4fa744a3 | 619 | f = take_fdopen(&operation->extra_fd, "r"); |
03c2b288 LP |
620 | if (!f) |
621 | return -errno; | |
622 | ||
03c2b288 LP |
623 | /* The resulting temporary file starts with a boolean value that indicates success or not. */ |
624 | errno = 0; | |
625 | n = fread(&success, 1, sizeof(success), f); | |
626 | if (n != sizeof(success)) | |
66855de7 | 627 | return ret < 0 ? ret : errno_or_else(EIO); |
03c2b288 LP |
628 | |
629 | if (ret < 0) { | |
630 | _cleanup_free_ char *name = NULL; | |
631 | ||
632 | /* The clean-up operation failed. In this case the resulting temporary file should contain a boolean | |
633 | * set to false followed by the name of the failed image. Let's try to read this and use it for the | |
634 | * error message. If we can't read it, don't mind, and return the naked error. */ | |
635 | ||
636 | if (success) /* The resulting temporary file could not be updated, ignore it. */ | |
637 | return ret; | |
638 | ||
41f11239 LP |
639 | r = read_nul_string(f, LONG_LINE_MAX, &name); |
640 | if (r <= 0) /* Same here... */ | |
03c2b288 LP |
641 | return ret; |
642 | ||
643 | return sd_bus_error_set_errnof(error, ret, "Failed to remove image %s: %m", name); | |
644 | } | |
645 | ||
646 | assert(success); | |
647 | ||
648 | r = sd_bus_message_new_method_return(operation->message, &reply); | |
649 | if (r < 0) | |
650 | return r; | |
651 | ||
652 | r = sd_bus_message_open_container(reply, 'a', "(st)"); | |
653 | if (r < 0) | |
654 | return r; | |
655 | ||
656 | /* On success the resulting temporary file will contain a list of image names that were removed followed by | |
657 | * their size on disk. Let's read that and turn it into a bus message. */ | |
658 | for (;;) { | |
659 | _cleanup_free_ char *name = NULL; | |
660 | uint64_t size; | |
661 | ||
41f11239 | 662 | r = read_nul_string(f, LONG_LINE_MAX, &name); |
03c2b288 LP |
663 | if (r < 0) |
664 | return r; | |
41f11239 | 665 | if (r == 0) /* reached the end */ |
03c2b288 LP |
666 | break; |
667 | ||
668 | errno = 0; | |
669 | n = fread(&size, 1, sizeof(size), f); | |
670 | if (n != sizeof(size)) | |
66855de7 | 671 | return errno_or_else(EIO); |
03c2b288 LP |
672 | |
673 | r = sd_bus_message_append(reply, "(st)", name, size); | |
674 | if (r < 0) | |
675 | return r; | |
676 | } | |
677 | ||
678 | r = sd_bus_message_close_container(reply); | |
679 | if (r < 0) | |
680 | return r; | |
681 | ||
682 | return sd_bus_send(NULL, reply, NULL); | |
683 | } | |
684 | ||
d94c2b06 LP |
685 | static int method_clean_pool(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
686 | enum { | |
687 | REMOVE_ALL, | |
688 | REMOVE_HIDDEN, | |
689 | } mode; | |
690 | ||
71136404 | 691 | _cleanup_close_pair_ int errno_pipe_fd[2] = EBADF_PAIR; |
254d1313 | 692 | _cleanup_close_ int result_fd = -EBADF; |
d94c2b06 | 693 | Manager *m = userdata; |
03c2b288 | 694 | Operation *operation; |
d94c2b06 | 695 | const char *mm; |
03c2b288 | 696 | pid_t child; |
d94c2b06 LP |
697 | int r; |
698 | ||
699 | assert(message); | |
700 | ||
03c2b288 | 701 | if (m->n_operations >= OPERATIONS_MAX) |
1b09b81c | 702 | return sd_bus_error_set(error, SD_BUS_ERROR_LIMITS_EXCEEDED, "Too many ongoing operations."); |
03c2b288 | 703 | |
d94c2b06 LP |
704 | r = sd_bus_message_read(message, "s", &mm); |
705 | if (r < 0) | |
706 | return r; | |
707 | ||
708 | if (streq(mm, "all")) | |
709 | mode = REMOVE_ALL; | |
710 | else if (streq(mm, "hidden")) | |
711 | mode = REMOVE_HIDDEN; | |
712 | else | |
713 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Unknown mode '%s'.", mm); | |
714 | ||
8dd3f6a3 LN |
715 | const char *details[] = { |
716 | "verb", "clean_pool", | |
717 | "mode", mm, | |
718 | NULL | |
719 | }; | |
720 | ||
d94c2b06 LP |
721 | r = bus_verify_polkit_async( |
722 | message, | |
d94c2b06 | 723 | "org.freedesktop.machine1.manage-machines", |
8dd3f6a3 | 724 | details, |
d94c2b06 LP |
725 | &m->polkit_registry, |
726 | error); | |
727 | if (r < 0) | |
728 | return r; | |
729 | if (r == 0) | |
730 | return 1; /* Will call us back */ | |
731 | ||
03c2b288 LP |
732 | if (pipe2(errno_pipe_fd, O_CLOEXEC|O_NONBLOCK) < 0) |
733 | return sd_bus_error_set_errnof(error, errno, "Failed to create pipe: %m"); | |
d94c2b06 | 734 | |
03c2b288 LP |
735 | /* Create a temporary file we can dump information about deleted images into. We use a temporary file for this |
736 | * instead of a pipe or so, since this might grow quit large in theory and we don't want to process this | |
595bfe7d | 737 | * continuously */ |
992e8f22 | 738 | result_fd = open_tmpfile_unlinkable(NULL, O_RDWR|O_CLOEXEC); |
03c2b288 LP |
739 | if (result_fd < 0) |
740 | return -errno; | |
d94c2b06 | 741 | |
03c2b288 | 742 | /* This might be a slow operation, run it asynchronously in a background process */ |
4c253ed1 LP |
743 | r = safe_fork("(sd-clean)", FORK_RESET_SIGNALS, &child); |
744 | if (r < 0) | |
745 | return sd_bus_error_set_errnof(error, r, "Failed to fork(): %m"); | |
746 | if (r == 0) { | |
b07ec5a1 | 747 | _cleanup_hashmap_free_ Hashmap *images = NULL; |
03c2b288 LP |
748 | bool success = true; |
749 | Image *image; | |
03c2b288 | 750 | ssize_t l; |
d94c2b06 | 751 | |
03c2b288 | 752 | errno_pipe_fd[0] = safe_close(errno_pipe_fd[0]); |
d94c2b06 | 753 | |
b07ec5a1 | 754 | images = hashmap_new(&image_hash_ops); |
03c2b288 LP |
755 | if (!images) { |
756 | r = -ENOMEM; | |
757 | goto child_fail; | |
758 | } | |
d94c2b06 | 759 | |
d577d4a4 | 760 | r = image_discover(IMAGE_MACHINE, NULL, images); |
03c2b288 LP |
761 | if (r < 0) |
762 | goto child_fail; | |
d94c2b06 | 763 | |
03c2b288 LP |
764 | l = write(result_fd, &success, sizeof(success)); |
765 | if (l < 0) { | |
766 | r = -errno; | |
767 | goto child_fail; | |
768 | } | |
d94c2b06 | 769 | |
90e74a66 | 770 | HASHMAP_FOREACH(image, images) { |
03c2b288 LP |
771 | |
772 | /* We can't remove vendor images (i.e. those in /usr) */ | |
773 | if (IMAGE_IS_VENDOR(image)) | |
774 | continue; | |
775 | ||
776 | if (IMAGE_IS_HOST(image)) | |
777 | continue; | |
778 | ||
779 | if (mode == REMOVE_HIDDEN && !IMAGE_IS_HIDDEN(image)) | |
780 | continue; | |
781 | ||
782 | r = image_remove(image); | |
783 | if (r == -EBUSY) /* keep images that are currently being used. */ | |
784 | continue; | |
785 | if (r < 0) { | |
786 | /* If the operation failed, let's override everything we wrote, and instead write there at which image we failed. */ | |
787 | success = false; | |
788 | (void) ftruncate(result_fd, 0); | |
789 | (void) lseek(result_fd, 0, SEEK_SET); | |
790 | (void) write(result_fd, &success, sizeof(success)); | |
791 | (void) write(result_fd, image->name, strlen(image->name)+1); | |
792 | goto child_fail; | |
793 | } | |
794 | ||
795 | l = write(result_fd, image->name, strlen(image->name)+1); | |
796 | if (l < 0) { | |
797 | r = -errno; | |
798 | goto child_fail; | |
799 | } | |
800 | ||
801 | l = write(result_fd, &image->usage_exclusive, sizeof(image->usage_exclusive)); | |
802 | if (l < 0) { | |
803 | r = -errno; | |
804 | goto child_fail; | |
805 | } | |
806 | } | |
d94c2b06 | 807 | |
03c2b288 LP |
808 | result_fd = safe_close(result_fd); |
809 | _exit(EXIT_SUCCESS); | |
810 | ||
811 | child_fail: | |
812 | (void) write(errno_pipe_fd[1], &r, sizeof(r)); | |
813 | _exit(EXIT_FAILURE); | |
d94c2b06 LP |
814 | } |
815 | ||
03c2b288 LP |
816 | errno_pipe_fd[1] = safe_close(errno_pipe_fd[1]); |
817 | ||
818 | /* The clean-up might take a while, hence install a watch on the child and return */ | |
819 | ||
820 | r = operation_new(m, NULL, child, message, errno_pipe_fd[0], &operation); | |
821 | if (r < 0) { | |
822 | (void) sigkill_wait(child); | |
d94c2b06 | 823 | return r; |
03c2b288 | 824 | } |
d94c2b06 | 825 | |
03c2b288 LP |
826 | operation->extra_fd = result_fd; |
827 | operation->done = clean_pool_done; | |
828 | ||
254d1313 ZJS |
829 | result_fd = -EBADF; |
830 | errno_pipe_fd[0] = -EBADF; | |
03c2b288 LP |
831 | |
832 | return 1; | |
d94c2b06 LP |
833 | } |
834 | ||
19070062 | 835 | static int method_set_pool_limit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
d6ce17c7 LP |
836 | Manager *m = userdata; |
837 | uint64_t limit; | |
838 | int r; | |
839 | ||
19070062 LP |
840 | assert(message); |
841 | ||
d6ce17c7 LP |
842 | r = sd_bus_message_read(message, "t", &limit); |
843 | if (r < 0) | |
844 | return r; | |
a90fb858 | 845 | if (!FILE_SIZE_VALID_OR_INFINITY(limit)) |
1b09b81c | 846 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "New limit out of range"); |
d6ce17c7 | 847 | |
8dd3f6a3 LN |
848 | const char *details[] = { |
849 | "verb", "set_pool_limit", | |
850 | NULL | |
851 | }; | |
852 | ||
d6ce17c7 LP |
853 | r = bus_verify_polkit_async( |
854 | message, | |
d6ce17c7 | 855 | "org.freedesktop.machine1.manage-machines", |
8dd3f6a3 | 856 | details, |
d6ce17c7 LP |
857 | &m->polkit_registry, |
858 | error); | |
859 | if (r < 0) | |
860 | return r; | |
861 | if (r == 0) | |
862 | return 1; /* Will call us back */ | |
863 | ||
4cee5eed | 864 | /* Set up the machine directory if necessary */ |
c7779a61 | 865 | r = setup_machine_directory(error, /* use_btrfs_subvol= */ true, /* use_btrfs_quota= */ true); |
4cee5eed LP |
866 | if (r < 0) |
867 | return r; | |
868 | ||
5bcd08db LP |
869 | (void) btrfs_qgroup_set_limit("/var/lib/machines", 0, limit); |
870 | ||
871 | r = btrfs_subvol_set_subtree_quota_limit("/var/lib/machines", 0, limit); | |
d6ce17c7 | 872 | if (r == -ENOTTY) |
1b09b81c | 873 | return sd_bus_error_set(error, SD_BUS_ERROR_NOT_SUPPORTED, "Quota is only supported on btrfs."); |
26166c88 | 874 | if (r < 0) |
d6ce17c7 LP |
875 | return sd_bus_error_set_errnof(error, r, "Failed to adjust quota limit: %m"); |
876 | ||
877 | return sd_bus_reply_method_return(message, NULL); | |
878 | } | |
879 | ||
19070062 | 880 | static int method_set_image_limit(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
9b06c1e1 | 881 | return redirect_method_to_image(message, userdata, error, bus_image_method_set_limit); |
d6ce17c7 LP |
882 | } |
883 | ||
c01ff965 | 884 | static int method_map_from_machine_user(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c01ff965 | 885 | Manager *m = userdata; |
74d1b7d2 | 886 | const char *name; |
c01ff965 LP |
887 | Machine *machine; |
888 | uint32_t uid; | |
74d1b7d2 | 889 | uid_t converted; |
c01ff965 LP |
890 | int r; |
891 | ||
892 | r = sd_bus_message_read(message, "su", &name, &uid); | |
893 | if (r < 0) | |
894 | return r; | |
895 | ||
c077529b | 896 | if (!uid_is_valid(uid)) |
c01ff965 LP |
897 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid user ID " UID_FMT, uid); |
898 | ||
899 | machine = hashmap_get(m->machines, name); | |
900 | if (!machine) | |
901 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
902 | ||
a79366e2 | 903 | if (machine->class != MACHINE_CONTAINER) |
1b09b81c | 904 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Not supported for non-container machines."); |
a79366e2 | 905 | |
74d1b7d2 LP |
906 | r = machine_translate_uid(machine, uid, &converted); |
907 | if (r == -ESRCH) | |
908 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER_MAPPING, "Machine '%s' has no matching user mappings.", name); | |
909 | if (r < 0) | |
910 | return r; | |
c01ff965 | 911 | |
74d1b7d2 | 912 | return sd_bus_reply_method_return(message, "u", (uint32_t) converted); |
c01ff965 LP |
913 | } |
914 | ||
915 | static int method_map_to_machine_user(sd_bus_message *message, void *userdata, sd_bus_error *error) { | |
74d1b7d2 | 916 | _cleanup_free_ char *o = NULL; |
c01ff965 LP |
917 | Manager *m = userdata; |
918 | Machine *machine; | |
74d1b7d2 | 919 | uid_t uid, converted; |
c01ff965 LP |
920 | int r; |
921 | ||
922 | r = sd_bus_message_read(message, "u", &uid); | |
923 | if (r < 0) | |
924 | return r; | |
c077529b | 925 | if (!uid_is_valid(uid)) |
c01ff965 LP |
926 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid user ID " UID_FMT, uid); |
927 | if (uid < 0x10000) | |
928 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER_MAPPING, "User " UID_FMT " belongs to host UID range", uid); | |
929 | ||
74d1b7d2 LP |
930 | r = manager_find_machine_for_uid(m, uid, &machine, &converted); |
931 | if (r < 0) | |
932 | return r; | |
933 | if (!r) | |
934 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER_MAPPING, "No matching user mapping for " UID_FMT ".", uid); | |
c01ff965 | 935 | |
74d1b7d2 LP |
936 | o = machine_bus_path(machine); |
937 | if (!o) | |
938 | return -ENOMEM; | |
c01ff965 | 939 | |
74d1b7d2 | 940 | return sd_bus_reply_method_return(message, "sou", machine->name, o, (uint32_t) converted); |
c01ff965 LP |
941 | } |
942 | ||
74d1b7d2 LP |
943 | static int method_map_from_machine_group(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
944 | Manager *m = userdata; | |
945 | const char *name; | |
c01ff965 | 946 | Machine *machine; |
74d1b7d2 | 947 | gid_t converted; |
c01ff965 LP |
948 | uint32_t gid; |
949 | int r; | |
950 | ||
951 | r = sd_bus_message_read(message, "su", &name, &gid); | |
952 | if (r < 0) | |
953 | return r; | |
954 | ||
c077529b | 955 | if (!gid_is_valid(gid)) |
c01ff965 LP |
956 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid group ID " GID_FMT, gid); |
957 | ||
958 | machine = hashmap_get(m->machines, name); | |
959 | if (!machine) | |
960 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_MACHINE, "No machine '%s' known", name); | |
961 | ||
a79366e2 | 962 | if (machine->class != MACHINE_CONTAINER) |
1b09b81c | 963 | return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Not supported for non-container machines."); |
a79366e2 | 964 | |
74d1b7d2 LP |
965 | r = machine_translate_gid(machine, gid, &converted); |
966 | if (r == -ESRCH) | |
967 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_USER_MAPPING, "Machine '%s' has no matching group mappings.", name); | |
968 | if (r < 0) | |
969 | return r; | |
c01ff965 | 970 | |
74d1b7d2 | 971 | return sd_bus_reply_method_return(message, "u", (uint32_t) converted); |
c01ff965 LP |
972 | } |
973 | ||
74d1b7d2 LP |
974 | static int method_map_to_machine_group(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
975 | _cleanup_free_ char *o = NULL; | |
976 | Manager *m = userdata; | |
c01ff965 | 977 | Machine *machine; |
74d1b7d2 | 978 | gid_t gid, converted; |
c01ff965 LP |
979 | int r; |
980 | ||
981 | r = sd_bus_message_read(message, "u", &gid); | |
982 | if (r < 0) | |
983 | return r; | |
c077529b | 984 | if (!gid_is_valid(gid)) |
c01ff965 LP |
985 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid group ID " GID_FMT, gid); |
986 | if (gid < 0x10000) | |
987 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_GROUP_MAPPING, "Group " GID_FMT " belongs to host GID range", gid); | |
988 | ||
74d1b7d2 LP |
989 | r = manager_find_machine_for_gid(m, gid, &machine, &converted); |
990 | if (r < 0) | |
991 | return r; | |
992 | if (!r) | |
993 | return sd_bus_error_setf(error, BUS_ERROR_NO_SUCH_GROUP_MAPPING, "No matching group mapping for " GID_FMT ".", gid); | |
c01ff965 | 994 | |
74d1b7d2 LP |
995 | o = machine_bus_path(machine); |
996 | if (!o) | |
997 | return -ENOMEM; | |
c01ff965 | 998 | |
74d1b7d2 | 999 | return sd_bus_reply_method_return(message, "sou", machine->name, o, (uint32_t) converted); |
c01ff965 LP |
1000 | } |
1001 | ||
c3350683 LP |
1002 | const sd_bus_vtable manager_vtable[] = { |
1003 | SD_BUS_VTABLE_START(0), | |
bbe17ca1 | 1004 | |
160e3793 LP |
1005 | SD_BUS_PROPERTY("PoolPath", "s", property_get_pool_path, 0, 0), |
1006 | SD_BUS_PROPERTY("PoolUsage", "t", property_get_pool_usage, 0, 0), | |
1007 | SD_BUS_PROPERTY("PoolLimit", "t", property_get_pool_limit, 0, 0), | |
bbe17ca1 | 1008 | |
d5e4e60b A |
1009 | SD_BUS_METHOD_WITH_ARGS("GetMachine", |
1010 | SD_BUS_ARGS("s", name), | |
1011 | SD_BUS_RESULT("o", machine), | |
1012 | method_get_machine, | |
1013 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1014 | SD_BUS_METHOD_WITH_ARGS("GetImage", | |
1015 | SD_BUS_ARGS("s", name), | |
1016 | SD_BUS_RESULT("o", image), | |
1017 | method_get_image, | |
1018 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1019 | SD_BUS_METHOD_WITH_ARGS("GetMachineByPID", | |
1020 | SD_BUS_ARGS("u", pid), | |
1021 | SD_BUS_RESULT("o", machine), | |
1022 | method_get_machine_by_pid, | |
1023 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1024 | SD_BUS_METHOD_WITH_ARGS("ListMachines", | |
1025 | SD_BUS_NO_ARGS, | |
1026 | SD_BUS_RESULT("a(ssso)", machines), | |
1027 | method_list_machines, | |
1028 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1029 | SD_BUS_METHOD_WITH_ARGS("ListImages", | |
1030 | SD_BUS_NO_ARGS, | |
1031 | SD_BUS_RESULT("a(ssbttto)", images), | |
1032 | method_list_images, | |
1033 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1034 | SD_BUS_METHOD_WITH_ARGS("CreateMachine", | |
1035 | SD_BUS_ARGS("s", name, "ay", id, "s", service, "s", class, "u", leader, "s", root_directory, "a(sv)", scope_properties), | |
1036 | SD_BUS_RESULT("o", path), | |
1037 | method_create_machine, 0), | |
1038 | SD_BUS_METHOD_WITH_ARGS("CreateMachineWithNetwork", | |
1039 | SD_BUS_ARGS("s", name, "ay", id, "s", service, "s", class, "u", leader, "s", root_directory, "ai", ifindices, "a(sv)", scope_properties), | |
1040 | SD_BUS_RESULT("o", path), | |
1041 | method_create_machine_with_network, 0), | |
1042 | SD_BUS_METHOD_WITH_ARGS("RegisterMachine", | |
1043 | SD_BUS_ARGS("s", name, "ay", id, "s", service, "s", class, "u", leader, "s", root_directory), | |
1044 | SD_BUS_RESULT("o", path), | |
1045 | method_register_machine, 0), | |
1046 | SD_BUS_METHOD_WITH_ARGS("RegisterMachineWithNetwork", | |
1047 | SD_BUS_ARGS("s", name, "ay", id, "s", service, "s", class, "u", leader, "s", root_directory, "ai", ifindices), | |
1048 | SD_BUS_RESULT("o", path), | |
1049 | method_register_machine_with_network, 0), | |
1050 | SD_BUS_METHOD_WITH_ARGS("UnregisterMachine", | |
1051 | SD_BUS_ARGS("s", name), | |
1052 | SD_BUS_NO_RESULT, | |
1053 | method_unregister_machine, | |
1054 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1055 | SD_BUS_METHOD_WITH_ARGS("TerminateMachine", | |
1056 | SD_BUS_ARGS("s", id), | |
1057 | SD_BUS_NO_RESULT, | |
1058 | method_terminate_machine, | |
1059 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1060 | SD_BUS_METHOD_WITH_ARGS("KillMachine", | |
1061 | SD_BUS_ARGS("s", name, "s", who, "i", signal), | |
1062 | SD_BUS_NO_RESULT, | |
1063 | method_kill_machine, | |
1064 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1065 | SD_BUS_METHOD_WITH_ARGS("GetMachineAddresses", | |
1066 | SD_BUS_ARGS("s", name), | |
1067 | SD_BUS_RESULT("a(iay)", addresses), | |
1068 | method_get_machine_addresses, | |
1069 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1070 | SD_BUS_METHOD_WITH_ARGS("GetMachineOSRelease", | |
1071 | SD_BUS_ARGS("s", name), | |
1072 | SD_BUS_RESULT("a{ss}", fields), | |
1073 | method_get_machine_os_release, | |
1074 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1075 | SD_BUS_METHOD_WITH_ARGS("OpenMachinePTY", | |
1076 | SD_BUS_ARGS("s", name), | |
1077 | SD_BUS_RESULT("h", pty, "s", pty_path), | |
1078 | method_open_machine_pty, | |
1079 | 0), | |
1080 | SD_BUS_METHOD_WITH_ARGS("OpenMachineLogin", | |
1081 | SD_BUS_ARGS("s", name), | |
1082 | SD_BUS_RESULT("h", pty, "s", pty_path), | |
1083 | method_open_machine_login, | |
1084 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1085 | SD_BUS_METHOD_WITH_ARGS("OpenMachineShell", | |
1086 | SD_BUS_ARGS("s", name, "s", user, "s", path, "as", args, "as", environment), | |
1087 | SD_BUS_RESULT("h", pty, "s", pty_path), | |
1088 | method_open_machine_shell, | |
1089 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1090 | SD_BUS_METHOD_WITH_ARGS("BindMountMachine", | |
1091 | SD_BUS_ARGS("s", name, "s", source, "s", destination, "b", read_only, "b", mkdir), | |
1092 | SD_BUS_NO_RESULT, | |
1093 | method_bind_mount_machine, | |
1094 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1095 | SD_BUS_METHOD_WITH_ARGS("CopyFromMachine", | |
1096 | SD_BUS_ARGS("s", name, "s", source, "s", destination), | |
1097 | SD_BUS_NO_RESULT, | |
1098 | method_copy_machine, | |
1099 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1100 | SD_BUS_METHOD_WITH_ARGS("CopyToMachine", | |
1101 | SD_BUS_ARGS("s", name, "s", source, "s", destination), | |
1102 | SD_BUS_NO_RESULT, | |
1103 | method_copy_machine, | |
1104 | SD_BUS_VTABLE_UNPRIVILEGED), | |
ae03e1a9 AW |
1105 | SD_BUS_METHOD_WITH_ARGS("CopyFromMachineWithFlags", |
1106 | SD_BUS_ARGS("s", name, "s", source, "s", destination, "t", flags), | |
1107 | SD_BUS_NO_RESULT, | |
1108 | method_copy_machine, | |
1109 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1110 | SD_BUS_METHOD_WITH_ARGS("CopyToMachineWithFlags", | |
1111 | SD_BUS_ARGS("s", name, "s", source, "s", destination, "t", flags), | |
1112 | SD_BUS_NO_RESULT, | |
1113 | method_copy_machine, | |
1114 | SD_BUS_VTABLE_UNPRIVILEGED), | |
d5e4e60b A |
1115 | SD_BUS_METHOD_WITH_ARGS("OpenMachineRootDirectory", |
1116 | SD_BUS_ARGS("s", name), | |
1117 | SD_BUS_RESULT("h", fd), | |
1118 | method_open_machine_root_directory, | |
1119 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1120 | SD_BUS_METHOD_WITH_ARGS("GetMachineUIDShift", | |
1121 | SD_BUS_ARGS("s", name), | |
1122 | SD_BUS_RESULT("u", shift), | |
1123 | method_get_machine_uid_shift, | |
1124 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1125 | SD_BUS_METHOD_WITH_ARGS("RemoveImage", | |
1126 | SD_BUS_ARGS("s", name), | |
1127 | SD_BUS_NO_RESULT, | |
1128 | method_remove_image, | |
1129 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1130 | SD_BUS_METHOD_WITH_ARGS("RenameImage", | |
1131 | SD_BUS_ARGS("s", name, "s", new_name), | |
1132 | SD_BUS_NO_RESULT, | |
1133 | method_rename_image, | |
1134 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1135 | SD_BUS_METHOD_WITH_ARGS("CloneImage", | |
1136 | SD_BUS_ARGS("s", name, "s", new_name, "b", read_only), | |
1137 | SD_BUS_NO_RESULT, | |
1138 | method_clone_image, | |
1139 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1140 | SD_BUS_METHOD_WITH_ARGS("MarkImageReadOnly", | |
1141 | SD_BUS_ARGS("s", name, "b", read_only), | |
1142 | SD_BUS_NO_RESULT, | |
1143 | method_mark_image_read_only, | |
1144 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1145 | SD_BUS_METHOD_WITH_ARGS("GetImageHostname", | |
1146 | SD_BUS_ARGS("s", name), | |
1147 | SD_BUS_RESULT("s", hostname), | |
1148 | method_get_image_hostname, | |
1149 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1150 | SD_BUS_METHOD_WITH_ARGS("GetImageMachineID", | |
1151 | SD_BUS_ARGS("s", name), | |
1152 | SD_BUS_RESULT("ay", id), | |
1153 | method_get_image_machine_id, | |
1154 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1155 | SD_BUS_METHOD_WITH_ARGS("GetImageMachineInfo", | |
1156 | SD_BUS_ARGS("s", name), | |
1157 | SD_BUS_RESULT("a{ss}", machine_info), | |
1158 | method_get_image_machine_info, | |
1159 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1160 | SD_BUS_METHOD_WITH_ARGS("GetImageOSRelease", | |
1161 | SD_BUS_ARGS("s", name), | |
1162 | SD_BUS_RESULT("a{ss}", os_release), | |
1163 | method_get_image_os_release, | |
1164 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1165 | SD_BUS_METHOD_WITH_ARGS("SetPoolLimit", | |
1166 | SD_BUS_ARGS("t", size), | |
1167 | SD_BUS_NO_RESULT, | |
1168 | method_set_pool_limit, | |
1169 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1170 | SD_BUS_METHOD_WITH_ARGS("SetImageLimit", | |
1171 | SD_BUS_ARGS("s", name, "t", size), | |
1172 | SD_BUS_NO_RESULT, | |
1173 | method_set_image_limit, | |
1174 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1175 | SD_BUS_METHOD_WITH_ARGS("CleanPool", | |
1176 | SD_BUS_ARGS("s", mode), | |
1177 | SD_BUS_RESULT("a(st)",images), | |
1178 | method_clean_pool, | |
1179 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1180 | SD_BUS_METHOD_WITH_ARGS("MapFromMachineUser", | |
1181 | SD_BUS_ARGS("s", name, "u", uid_inner), | |
1182 | SD_BUS_RESULT("u", uid_outer), | |
1183 | method_map_from_machine_user, | |
1184 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1185 | SD_BUS_METHOD_WITH_ARGS("MapToMachineUser", | |
1186 | SD_BUS_ARGS("u", uid_outer), | |
1187 | SD_BUS_RESULT("s", machine_name, "o", machine_path, "u", uid_inner), | |
1188 | method_map_to_machine_user, | |
1189 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1190 | SD_BUS_METHOD_WITH_ARGS("MapFromMachineGroup", | |
1191 | SD_BUS_ARGS("s", name, "u", gid_inner), | |
1192 | SD_BUS_RESULT("u", gid_outer), | |
1193 | method_map_from_machine_group, | |
1194 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1195 | SD_BUS_METHOD_WITH_ARGS("MapToMachineGroup", | |
1196 | SD_BUS_ARGS("u", gid_outer), | |
1197 | SD_BUS_RESULT("s", machine_name, "o", machine_path, "u", gid_inner), | |
1198 | method_map_to_machine_group, | |
1199 | SD_BUS_VTABLE_UNPRIVILEGED), | |
1200 | ||
1201 | SD_BUS_SIGNAL_WITH_ARGS("MachineNew", | |
1202 | SD_BUS_ARGS("s", machine, "o", path), | |
1203 | 0), | |
1204 | SD_BUS_SIGNAL_WITH_ARGS("MachineRemoved", | |
1205 | SD_BUS_ARGS("s", machine, "o", path), | |
1206 | 0), | |
bbe17ca1 | 1207 | |
c3350683 LP |
1208 | SD_BUS_VTABLE_END |
1209 | }; | |
1ee306e1 | 1210 | |
4faa530c ZJS |
1211 | const BusObjectImplementation manager_object = { |
1212 | "/org/freedesktop/machine1", | |
1213 | "org.freedesktop.machine1.Manager", | |
1214 | .vtables = BUS_VTABLES(manager_vtable), | |
1215 | .children = BUS_IMPLEMENTATIONS( &machine_object, | |
1216 | &image_object ), | |
1217 | }; | |
1218 | ||
19070062 | 1219 | int match_job_removed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 | 1220 | const char *path, *result, *unit; |
99534007 | 1221 | Manager *m = ASSERT_PTR(userdata); |
c3350683 LP |
1222 | Machine *machine; |
1223 | uint32_t id; | |
1224 | int r; | |
1ee306e1 | 1225 | |
1ee306e1 LP |
1226 | assert(message); |
1227 | ||
c3350683 LP |
1228 | r = sd_bus_message_read(message, "uoss", &id, &path, &unit, &result); |
1229 | if (r < 0) { | |
ebcf1f97 | 1230 | bus_log_parse_error(r); |
65d73cf0 | 1231 | return 0; |
c3350683 | 1232 | } |
6797c324 | 1233 | |
c3350683 LP |
1234 | machine = hashmap_get(m->machine_units, unit); |
1235 | if (!machine) | |
1236 | return 0; | |
6797c324 | 1237 | |
c3350683 | 1238 | if (streq_ptr(path, machine->scope_job)) { |
491ac9f2 | 1239 | machine->scope_job = mfree(machine->scope_job); |
6797c324 | 1240 | |
c3350683 LP |
1241 | if (machine->started) { |
1242 | if (streq(result, "done")) | |
1243 | machine_send_create_reply(machine, NULL); | |
1244 | else { | |
4afd3348 | 1245 | _cleanup_(sd_bus_error_free) sd_bus_error e = SD_BUS_ERROR_NULL; |
6797c324 | 1246 | |
ebcf1f97 | 1247 | sd_bus_error_setf(&e, BUS_ERROR_JOB_FAILED, "Start job for unit %s failed with '%s'", unit, result); |
6797c324 | 1248 | |
ebcf1f97 | 1249 | machine_send_create_reply(machine, &e); |
c3350683 | 1250 | } |
49f3fffd LP |
1251 | } |
1252 | ||
1253 | machine_save(machine); | |
1ee306e1 LP |
1254 | } |
1255 | ||
c3350683 LP |
1256 | machine_add_to_gc_queue(machine); |
1257 | return 0; | |
1ee306e1 LP |
1258 | } |
1259 | ||
19070062 | 1260 | int match_properties_changed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 | 1261 | _cleanup_free_ char *unit = NULL; |
49f3fffd | 1262 | const char *path; |
99534007 | 1263 | Manager *m = ASSERT_PTR(userdata); |
c3350683 | 1264 | Machine *machine; |
ebcf1f97 | 1265 | int r; |
554604b3 | 1266 | |
c3350683 | 1267 | assert(message); |
554604b3 | 1268 | |
c3350683 LP |
1269 | path = sd_bus_message_get_path(message); |
1270 | if (!path) | |
554604b3 | 1271 | return 0; |
554604b3 | 1272 | |
ebcf1f97 | 1273 | r = unit_name_from_dbus_path(path, &unit); |
e5f5b5b9 LP |
1274 | if (r == -EINVAL) /* not for a unit */ |
1275 | return 0; | |
9ed794a3 | 1276 | if (r < 0) { |
9b420b3c LP |
1277 | log_oom(); |
1278 | return 0; | |
1279 | } | |
554604b3 | 1280 | |
c3350683 | 1281 | machine = hashmap_get(m->machine_units, unit); |
9b420b3c LP |
1282 | if (!machine) |
1283 | return 0; | |
1284 | ||
9b420b3c | 1285 | machine_add_to_gc_queue(machine); |
c3350683 LP |
1286 | return 0; |
1287 | } | |
554604b3 | 1288 | |
19070062 | 1289 | int match_unit_removed(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
c3350683 | 1290 | const char *path, *unit; |
99534007 | 1291 | Manager *m = ASSERT_PTR(userdata); |
c3350683 LP |
1292 | Machine *machine; |
1293 | int r; | |
554604b3 | 1294 | |
c3350683 | 1295 | assert(message); |
554604b3 | 1296 | |
c3350683 LP |
1297 | r = sd_bus_message_read(message, "so", &unit, &path); |
1298 | if (r < 0) { | |
ebcf1f97 | 1299 | bus_log_parse_error(r); |
9b420b3c | 1300 | return 0; |
554604b3 LP |
1301 | } |
1302 | ||
c3350683 | 1303 | machine = hashmap_get(m->machine_units, unit); |
9b420b3c LP |
1304 | if (!machine) |
1305 | return 0; | |
1306 | ||
9b420b3c | 1307 | machine_add_to_gc_queue(machine); |
c3350683 LP |
1308 | return 0; |
1309 | } | |
554604b3 | 1310 | |
19070062 | 1311 | int match_reloading(sd_bus_message *message, void *userdata, sd_bus_error *error) { |
99534007 | 1312 | Manager *m = ASSERT_PTR(userdata); |
a658cafa | 1313 | Machine *machine; |
c3350683 | 1314 | int b, r; |
554604b3 | 1315 | |
19070062 | 1316 | assert(message); |
554604b3 | 1317 | |
c3350683 LP |
1318 | r = sd_bus_message_read(message, "b", &b); |
1319 | if (r < 0) { | |
ebcf1f97 | 1320 | bus_log_parse_error(r); |
65d73cf0 | 1321 | return 0; |
554604b3 | 1322 | } |
a658cafa LP |
1323 | if (b) |
1324 | return 0; | |
554604b3 | 1325 | |
a658cafa LP |
1326 | /* systemd finished reloading, let's recheck all our machines */ |
1327 | log_debug("System manager has been reloaded, rechecking machines..."); | |
554604b3 | 1328 | |
90e74a66 | 1329 | HASHMAP_FOREACH(machine, m->machines) |
a658cafa | 1330 | machine_add_to_gc_queue(machine); |
554604b3 LP |
1331 | |
1332 | return 0; | |
1333 | } | |
1334 | ||
b92d0b4c LP |
1335 | int manager_unref_unit( |
1336 | Manager *m, | |
1337 | const char *unit, | |
1338 | sd_bus_error *error) { | |
1339 | ||
1340 | assert(m); | |
1341 | assert(unit); | |
1342 | ||
14456f76 | 1343 | return bus_call_method(m->bus, bus_systemd_mgr, "UnrefUnit", error, NULL, "s", unit); |
b92d0b4c LP |
1344 | } |
1345 | ||
c3350683 | 1346 | int manager_stop_unit(Manager *manager, const char *unit, sd_bus_error *error, char **job) { |
4afd3348 | 1347 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; |
1ee306e1 LP |
1348 | int r; |
1349 | ||
1350 | assert(manager); | |
1351 | assert(unit); | |
1352 | ||
14456f76 | 1353 | r = bus_call_method(manager->bus, bus_systemd_mgr, "StopUnit", error, &reply, "ss", unit, "fail"); |
1ee306e1 | 1354 | if (r < 0) { |
955a6329 ZJS |
1355 | if (sd_bus_error_has_names(error, BUS_ERROR_NO_SUCH_UNIT, |
1356 | BUS_ERROR_LOAD_FAILED)) { | |
6797c324 LP |
1357 | |
1358 | if (job) | |
1359 | *job = NULL; | |
1360 | ||
c3350683 | 1361 | sd_bus_error_free(error); |
6797c324 LP |
1362 | return 0; |
1363 | } | |
1364 | ||
1ee306e1 LP |
1365 | return r; |
1366 | } | |
1367 | ||
1368 | if (job) { | |
1369 | const char *j; | |
1370 | char *copy; | |
1371 | ||
c3350683 LP |
1372 | r = sd_bus_message_read(reply, "o", &j); |
1373 | if (r < 0) | |
1374 | return r; | |
1ee306e1 LP |
1375 | |
1376 | copy = strdup(j); | |
1377 | if (!copy) | |
1378 | return -ENOMEM; | |
1379 | ||
1380 | *job = copy; | |
1381 | } | |
1382 | ||
6797c324 | 1383 | return 1; |
1ee306e1 LP |
1384 | } |
1385 | ||
de58a50e | 1386 | int manager_kill_unit(Manager *manager, const char *unit, int signo, sd_bus_error *error) { |
1ee306e1 LP |
1387 | assert(manager); |
1388 | assert(unit); | |
1389 | ||
14456f76 | 1390 | return bus_call_method(manager->bus, bus_systemd_mgr, "KillUnit", error, NULL, "ssi", unit, "all", signo); |
1ee306e1 LP |
1391 | } |
1392 | ||
1393 | int manager_unit_is_active(Manager *manager, const char *unit) { | |
4afd3348 LP |
1394 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
1395 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
1ee306e1 | 1396 | _cleanup_free_ char *path = NULL; |
1ee306e1 | 1397 | const char *state; |
1ee306e1 LP |
1398 | int r; |
1399 | ||
1400 | assert(manager); | |
1401 | assert(unit); | |
1402 | ||
1ee306e1 LP |
1403 | path = unit_dbus_path_from_name(unit); |
1404 | if (!path) | |
1405 | return -ENOMEM; | |
1406 | ||
c3350683 | 1407 | r = sd_bus_get_property( |
1ee306e1 LP |
1408 | manager->bus, |
1409 | "org.freedesktop.systemd1", | |
1410 | path, | |
c3350683 LP |
1411 | "org.freedesktop.systemd1.Unit", |
1412 | "ActiveState", | |
1ee306e1 | 1413 | &error, |
c3350683 LP |
1414 | &reply, |
1415 | "s"); | |
1ee306e1 | 1416 | if (r < 0) { |
955a6329 ZJS |
1417 | if (sd_bus_error_has_names(&error, SD_BUS_ERROR_NO_REPLY, |
1418 | SD_BUS_ERROR_DISCONNECTED)) | |
6797c324 | 1419 | return true; |
6797c324 | 1420 | |
955a6329 ZJS |
1421 | if (sd_bus_error_has_names(&error, BUS_ERROR_NO_SUCH_UNIT, |
1422 | BUS_ERROR_LOAD_FAILED)) | |
6797c324 | 1423 | return false; |
6797c324 | 1424 | |
1ee306e1 LP |
1425 | return r; |
1426 | } | |
1427 | ||
c3350683 LP |
1428 | r = sd_bus_message_read(reply, "s", &state); |
1429 | if (r < 0) | |
1ee306e1 | 1430 | return -EINVAL; |
1ee306e1 | 1431 | |
9b420b3c | 1432 | return !STR_IN_SET(state, "inactive", "failed"); |
1ee306e1 | 1433 | } |
bd16acf3 | 1434 | |
c3350683 | 1435 | int manager_job_is_active(Manager *manager, const char *path) { |
4afd3348 LP |
1436 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; |
1437 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
c3350683 | 1438 | int r; |
bd16acf3 | 1439 | |
c3350683 LP |
1440 | assert(manager); |
1441 | assert(path); | |
bd16acf3 | 1442 | |
c3350683 LP |
1443 | r = sd_bus_get_property( |
1444 | manager->bus, | |
1445 | "org.freedesktop.systemd1", | |
1446 | path, | |
1447 | "org.freedesktop.systemd1.Job", | |
1448 | "State", | |
1449 | &error, | |
1450 | &reply, | |
1451 | "s"); | |
1452 | if (r < 0) { | |
955a6329 ZJS |
1453 | if (sd_bus_error_has_names(&error, SD_BUS_ERROR_NO_REPLY, |
1454 | SD_BUS_ERROR_DISCONNECTED)) | |
c3350683 | 1455 | return true; |
bd16acf3 | 1456 | |
c3350683 LP |
1457 | if (sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_OBJECT)) |
1458 | return false; | |
bd16acf3 | 1459 | |
bd16acf3 | 1460 | return r; |
c3350683 | 1461 | } |
bd16acf3 | 1462 | |
c3350683 LP |
1463 | /* We don't actually care about the state really. The fact |
1464 | * that we could read the job state is enough for us */ | |
bd16acf3 | 1465 | |
c3350683 | 1466 | return true; |
bd16acf3 | 1467 | } |
ab49725f KS |
1468 | |
1469 | int manager_get_machine_by_pid(Manager *m, pid_t pid, Machine **machine) { | |
ab49725f KS |
1470 | Machine *mm; |
1471 | int r; | |
1472 | ||
1473 | assert(m); | |
1474 | assert(pid >= 1); | |
1475 | assert(machine); | |
1476 | ||
4a0b58c4 | 1477 | mm = hashmap_get(m->machine_leaders, PID_TO_PTR(pid)); |
077c8c36 LP |
1478 | if (!mm) { |
1479 | _cleanup_free_ char *unit = NULL; | |
ab49725f | 1480 | |
077c8c36 LP |
1481 | r = cg_pid_get_unit(pid, &unit); |
1482 | if (r >= 0) | |
1483 | mm = hashmap_get(m->machine_units, unit); | |
1484 | } | |
ab49725f KS |
1485 | if (!mm) |
1486 | return 0; | |
1487 | ||
1488 | *machine = mm; | |
1489 | return 1; | |
1490 | } | |
1491 | ||
1492 | int manager_add_machine(Manager *m, const char *name, Machine **_machine) { | |
1493 | Machine *machine; | |
359e8d76 | 1494 | int r; |
ab49725f KS |
1495 | |
1496 | assert(m); | |
1497 | assert(name); | |
1498 | ||
1499 | machine = hashmap_get(m->machines, name); | |
1500 | if (!machine) { | |
359e8d76 DT |
1501 | r = machine_new(m, _MACHINE_CLASS_INVALID, name, &machine); |
1502 | if (r < 0) | |
1503 | return r; | |
ab49725f KS |
1504 | } |
1505 | ||
1506 | if (_machine) | |
1507 | *_machine = machine; | |
1508 | ||
1509 | return 0; | |
1510 | } |