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Commit | Line | Data |
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07b0b134 ML |
1 | /*** |
2 | This file is part of systemd. | |
3 | ||
4 | Copyright 2010 Lennart Poettering | |
5 | ||
6 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
7 | under the terms of the GNU Lesser General Public License as published by |
8 | the Free Software Foundation; either version 2.1 of the License, or | |
07b0b134 ML |
9 | (at your option) any later version. |
10 | ||
11 | systemd is distributed in the hope that it will be useful, but | |
12 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 14 | Lesser General Public License for more details. |
07b0b134 | 15 | |
5430f7f2 | 16 | You should have received a copy of the GNU Lesser General Public License |
07b0b134 ML |
17 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
18 | ***/ | |
19 | ||
20 | #include <errno.h> | |
07b0b134 ML |
21 | #include <sys/epoll.h> |
22 | #include <sys/stat.h> | |
4f5dd394 | 23 | #include <unistd.h> |
07b0b134 | 24 | |
b4bbcaa9 TA |
25 | #include "libudev.h" |
26 | ||
b5efdb8a | 27 | #include "alloc-util.h" |
07b0b134 | 28 | #include "dbus-swap.h" |
4f5dd394 | 29 | #include "escape.h" |
9a57c629 | 30 | #include "exit-status.h" |
3ffd4af2 | 31 | #include "fd-util.h" |
4f5dd394 LP |
32 | #include "formats-util.h" |
33 | #include "fstab-util.h" | |
6bedfcbb | 34 | #include "parse-util.h" |
9eb977db | 35 | #include "path-util.h" |
7b3e062c | 36 | #include "process-util.h" |
4f5dd394 | 37 | #include "special.h" |
8b43440b | 38 | #include "string-table.h" |
07630cea | 39 | #include "string-util.h" |
3ffd4af2 | 40 | #include "swap.h" |
5bcb0f2b | 41 | #include "udev-util.h" |
4f5dd394 LP |
42 | #include "unit-name.h" |
43 | #include "unit.h" | |
44 | #include "virt.h" | |
07b0b134 ML |
45 | |
46 | static const UnitActiveState state_translation_table[_SWAP_STATE_MAX] = { | |
47 | [SWAP_DEAD] = UNIT_INACTIVE, | |
e04aad61 | 48 | [SWAP_ACTIVATING] = UNIT_ACTIVATING, |
5bcb0f2b | 49 | [SWAP_ACTIVATING_DONE] = UNIT_ACTIVE, |
07b0b134 | 50 | [SWAP_ACTIVE] = UNIT_ACTIVE, |
e04aad61 LP |
51 | [SWAP_DEACTIVATING] = UNIT_DEACTIVATING, |
52 | [SWAP_ACTIVATING_SIGTERM] = UNIT_DEACTIVATING, | |
53 | [SWAP_ACTIVATING_SIGKILL] = UNIT_DEACTIVATING, | |
54 | [SWAP_DEACTIVATING_SIGTERM] = UNIT_DEACTIVATING, | |
55 | [SWAP_DEACTIVATING_SIGKILL] = UNIT_DEACTIVATING, | |
fdf20a31 | 56 | [SWAP_FAILED] = UNIT_FAILED |
07b0b134 ML |
57 | }; |
58 | ||
718db961 LP |
59 | static int swap_dispatch_timer(sd_event_source *source, usec_t usec, void *userdata); |
60 | static int swap_dispatch_io(sd_event_source *source, int fd, uint32_t revents, void *userdata); | |
61 | ||
e04aad61 | 62 | static void swap_unset_proc_swaps(Swap *s) { |
9670d583 LP |
63 | assert(s); |
64 | ||
65 | if (!s->from_proc_swaps) | |
66 | return; | |
67 | ||
a1e58e8e | 68 | s->parameters_proc_swaps.what = mfree(s->parameters_proc_swaps.what); |
9670d583 LP |
69 | |
70 | s->from_proc_swaps = false; | |
71 | } | |
72 | ||
73 | static int swap_set_devnode(Swap *s, const char *devnode) { | |
df326b84 | 74 | Hashmap *swaps; |
5bcb0f2b | 75 | Swap *first; |
9670d583 | 76 | int r; |
e04aad61 LP |
77 | |
78 | assert(s); | |
79 | ||
d5099efc | 80 | r = hashmap_ensure_allocated(&UNIT(s)->manager->swaps_by_devnode, &string_hash_ops); |
9670d583 LP |
81 | if (r < 0) |
82 | return r; | |
e04aad61 | 83 | |
9670d583 | 84 | swaps = UNIT(s)->manager->swaps_by_devnode; |
e04aad61 | 85 | |
9670d583 LP |
86 | if (s->devnode) { |
87 | first = hashmap_get(swaps, s->devnode); | |
e04aad61 | 88 | |
9670d583 LP |
89 | LIST_REMOVE(same_devnode, first, s); |
90 | if (first) | |
91 | hashmap_replace(swaps, first->devnode, first); | |
92 | else | |
93 | hashmap_remove(swaps, s->devnode); | |
5bcb0f2b | 94 | |
a1e58e8e | 95 | s->devnode = mfree(s->devnode); |
9670d583 LP |
96 | } |
97 | ||
98 | if (devnode) { | |
99 | s->devnode = strdup(devnode); | |
100 | if (!s->devnode) | |
101 | return -ENOMEM; | |
102 | ||
103 | first = hashmap_get(swaps, s->devnode); | |
104 | LIST_PREPEND(same_devnode, first, s); | |
105 | ||
106 | return hashmap_replace(swaps, first->devnode, first); | |
107 | } | |
108 | ||
109 | return 0; | |
e04aad61 LP |
110 | } |
111 | ||
f6cebb3b | 112 | static void swap_init(Unit *u) { |
6e620bec LP |
113 | Swap *s = SWAP(u); |
114 | ||
115 | assert(s); | |
1124fe6f | 116 | assert(UNIT(s)->load_state == UNIT_STUB); |
6e620bec | 117 | |
1f19a534 | 118 | s->timeout_usec = u->manager->default_timeout_start_usec; |
e04aad61 | 119 | |
ac155bb8 MS |
120 | s->exec_context.std_output = u->manager->default_std_output; |
121 | s->exec_context.std_error = u->manager->default_std_error; | |
085afe36 | 122 | |
6b1dc2bd | 123 | s->parameters_proc_swaps.priority = s->parameters_fragment.priority = -1; |
e04aad61 | 124 | |
e1770af8 | 125 | s->control_command_id = _SWAP_EXEC_COMMAND_INVALID; |
c8f4d764 | 126 | |
5bcb0f2b | 127 | u->ignore_on_isolate = true; |
e04aad61 LP |
128 | } |
129 | ||
130 | static void swap_unwatch_control_pid(Swap *s) { | |
131 | assert(s); | |
132 | ||
133 | if (s->control_pid <= 0) | |
134 | return; | |
135 | ||
136 | unit_unwatch_pid(UNIT(s), s->control_pid); | |
137 | s->control_pid = 0; | |
6e620bec LP |
138 | } |
139 | ||
4e85aff4 LP |
140 | static void swap_done(Unit *u) { |
141 | Swap *s = SWAP(u); | |
07b0b134 | 142 | |
4e85aff4 | 143 | assert(s); |
07b0b134 | 144 | |
e04aad61 | 145 | swap_unset_proc_swaps(s); |
9670d583 | 146 | swap_set_devnode(s, NULL); |
e04aad61 | 147 | |
a1e58e8e LP |
148 | s->what = mfree(s->what); |
149 | s->parameters_fragment.what = mfree(s->parameters_fragment.what); | |
150 | s->parameters_fragment.options = mfree(s->parameters_fragment.options); | |
86b23b07 | 151 | |
613b411c | 152 | s->exec_runtime = exec_runtime_unref(s->exec_runtime); |
e04aad61 LP |
153 | exec_command_done_array(s->exec_command, _SWAP_EXEC_COMMAND_MAX); |
154 | s->control_command = NULL; | |
155 | ||
156 | swap_unwatch_control_pid(s); | |
157 | ||
718db961 LP |
158 | s->timer_event_source = sd_event_source_unref(s->timer_event_source); |
159 | } | |
160 | ||
36c16a7c | 161 | static int swap_arm_timer(Swap *s, usec_t usec) { |
718db961 LP |
162 | int r; |
163 | ||
164 | assert(s); | |
165 | ||
718db961 | 166 | if (s->timer_event_source) { |
36c16a7c | 167 | r = sd_event_source_set_time(s->timer_event_source, usec); |
718db961 LP |
168 | if (r < 0) |
169 | return r; | |
170 | ||
171 | return sd_event_source_set_enabled(s->timer_event_source, SD_EVENT_ONESHOT); | |
172 | } | |
173 | ||
36c16a7c LP |
174 | if (usec == USEC_INFINITY) |
175 | return 0; | |
176 | ||
7dfbe2e3 | 177 | r = sd_event_add_time( |
6a0f1f6d LP |
178 | UNIT(s)->manager->event, |
179 | &s->timer_event_source, | |
180 | CLOCK_MONOTONIC, | |
36c16a7c | 181 | usec, 0, |
6a0f1f6d | 182 | swap_dispatch_timer, s); |
7dfbe2e3 TG |
183 | if (r < 0) |
184 | return r; | |
185 | ||
186 | (void) sd_event_source_set_description(s->timer_event_source, "swap-timer"); | |
187 | ||
188 | return 0; | |
07b0b134 ML |
189 | } |
190 | ||
173a8d04 | 191 | static int swap_add_device_links(Swap *s) { |
173a8d04 LP |
192 | assert(s); |
193 | ||
194 | if (!s->what) | |
195 | return 0; | |
196 | ||
f10af76d LP |
197 | if (!s->from_fragment) |
198 | return 0; | |
199 | ||
cfcfd4ae | 200 | if (is_device_path(s->what)) |
463d0d15 | 201 | return unit_add_node_link(UNIT(s), s->what, MANAGER_IS_SYSTEM(UNIT(s)->manager), UNIT_BINDS_TO); |
cfcfd4ae LP |
202 | else |
203 | /* File based swap devices need to be ordered after | |
2b93b027 | 204 | * systemd-remount-fs.service, since they might need a |
cfcfd4ae | 205 | * writable file system. */ |
2b93b027 | 206 | return unit_add_dependency_by_name(UNIT(s), UNIT_AFTER, SPECIAL_REMOUNT_FS_SERVICE, NULL, true); |
173a8d04 LP |
207 | } |
208 | ||
2edd4434 | 209 | static int swap_add_default_dependencies(Swap *s) { |
8bf23dc7 FB |
210 | int r; |
211 | ||
2edd4434 LP |
212 | assert(s); |
213 | ||
4c9ea260 LP |
214 | if (!UNIT(s)->default_dependencies) |
215 | return 0; | |
216 | ||
463d0d15 | 217 | if (!MANAGER_IS_SYSTEM(UNIT(s)->manager)) |
6b1dc2bd | 218 | return 0; |
2edd4434 | 219 | |
75f86906 | 220 | if (detect_container() > 0) |
c0387ebf LP |
221 | return 0; |
222 | ||
8bf23dc7 FB |
223 | /* swap units generated for the swap dev links are missing the |
224 | * ordering dep against the swap target. */ | |
225 | r = unit_add_dependency_by_name(UNIT(s), UNIT_BEFORE, SPECIAL_SWAP_TARGET, NULL, true); | |
226 | if (r < 0) | |
227 | return r; | |
228 | ||
5607d856 | 229 | return unit_add_two_dependencies_by_name(UNIT(s), UNIT_BEFORE, UNIT_CONFLICTS, SPECIAL_UMOUNT_TARGET, NULL, true); |
2edd4434 LP |
230 | } |
231 | ||
4e85aff4 | 232 | static int swap_verify(Swap *s) { |
7fd1b19b | 233 | _cleanup_free_ char *e = NULL; |
7410616c | 234 | int r; |
4e85aff4 | 235 | |
1124fe6f | 236 | if (UNIT(s)->load_state != UNIT_LOADED) |
5bcb0f2b | 237 | return 0; |
4e85aff4 | 238 | |
7410616c LP |
239 | r = unit_name_from_path(s->what, ".swap", &e); |
240 | if (r < 0) | |
f2341e0a | 241 | return log_unit_error_errno(UNIT(s), r, "Failed to generate unit name from path: %m"); |
4e85aff4 | 242 | |
7410616c | 243 | if (!unit_has_name(UNIT(s), e)) { |
f2341e0a | 244 | log_unit_error(UNIT(s), "Value of What= and unit name do not match, not loading."); |
4e85aff4 LP |
245 | return -EINVAL; |
246 | } | |
247 | ||
4819ff03 | 248 | if (s->exec_context.pam_name && s->kill_context.kill_mode != KILL_CONTROL_GROUP) { |
f2341e0a | 249 | log_unit_error(UNIT(s), "Unit has PAM enabled. Kill mode must be set to 'control-group'. Refusing to load."); |
e04aad61 LP |
250 | return -EINVAL; |
251 | } | |
252 | ||
4e85aff4 LP |
253 | return 0; |
254 | } | |
255 | ||
9670d583 LP |
256 | static int swap_load_devnode(Swap *s) { |
257 | _cleanup_udev_device_unref_ struct udev_device *d = NULL; | |
258 | struct stat st; | |
259 | const char *p; | |
260 | ||
261 | assert(s); | |
262 | ||
263 | if (stat(s->what, &st) < 0 || !S_ISBLK(st.st_mode)) | |
264 | return 0; | |
265 | ||
266 | d = udev_device_new_from_devnum(UNIT(s)->manager->udev, 'b', st.st_rdev); | |
267 | if (!d) | |
268 | return 0; | |
269 | ||
270 | p = udev_device_get_devnode(d); | |
271 | if (!p) | |
272 | return 0; | |
273 | ||
274 | return swap_set_devnode(s, p); | |
275 | } | |
276 | ||
07b0b134 ML |
277 | static int swap_load(Unit *u) { |
278 | int r; | |
279 | Swap *s = SWAP(u); | |
280 | ||
281 | assert(s); | |
ac155bb8 | 282 | assert(u->load_state == UNIT_STUB); |
07b0b134 ML |
283 | |
284 | /* Load a .swap file */ | |
646134dc ZJS |
285 | r = unit_load_fragment_and_dropin_optional(u); |
286 | if (r < 0) | |
07b0b134 ML |
287 | return r; |
288 | ||
ac155bb8 | 289 | if (u->load_state == UNIT_LOADED) { |
4e85aff4 | 290 | |
1124fe6f | 291 | if (UNIT(s)->fragment_path) |
4e85aff4 LP |
292 | s->from_fragment = true; |
293 | ||
294 | if (!s->what) { | |
295 | if (s->parameters_fragment.what) | |
296 | s->what = strdup(s->parameters_fragment.what); | |
4e85aff4 LP |
297 | else if (s->parameters_proc_swaps.what) |
298 | s->what = strdup(s->parameters_proc_swaps.what); | |
7410616c LP |
299 | else { |
300 | r = unit_name_to_path(u->id, &s->what); | |
301 | if (r < 0) | |
302 | return r; | |
303 | } | |
4e85aff4 LP |
304 | |
305 | if (!s->what) | |
07b0b134 | 306 | return -ENOMEM; |
4e85aff4 | 307 | } |
07b0b134 ML |
308 | |
309 | path_kill_slashes(s->what); | |
310 | ||
5bcb0f2b LP |
311 | if (!UNIT(s)->description) { |
312 | r = unit_set_description(u, s->what); | |
313 | if (r < 0) | |
4e85aff4 | 314 | return r; |
5bcb0f2b | 315 | } |
4e85aff4 | 316 | |
a57f7e2c | 317 | r = unit_require_mounts_for(UNIT(s), s->what); |
646134dc | 318 | if (r < 0) |
07b0b134 ML |
319 | return r; |
320 | ||
a57f7e2c | 321 | r = swap_add_device_links(s); |
646134dc | 322 | if (r < 0) |
6e2ef85b | 323 | return r; |
07b0b134 | 324 | |
9670d583 LP |
325 | r = swap_load_devnode(s); |
326 | if (r < 0) | |
327 | return r; | |
328 | ||
598459ce LP |
329 | r = unit_patch_contexts(u); |
330 | if (r < 0) | |
331 | return r; | |
332 | ||
333 | r = unit_add_exec_dependencies(u, &s->exec_context); | |
334 | if (r < 0) | |
335 | return r; | |
336 | ||
d79200e2 | 337 | r = unit_set_default_slice(u); |
a016b922 LP |
338 | if (r < 0) |
339 | return r; | |
340 | ||
4c9ea260 LP |
341 | r = swap_add_default_dependencies(s); |
342 | if (r < 0) | |
343 | return r; | |
07b0b134 ML |
344 | } |
345 | ||
346 | return swap_verify(s); | |
347 | } | |
348 | ||
628c89cc | 349 | static int swap_setup_unit( |
4e85aff4 LP |
350 | Manager *m, |
351 | const char *what, | |
e04aad61 | 352 | const char *what_proc_swaps, |
4e85aff4 | 353 | int priority, |
e04aad61 LP |
354 | bool set_flags) { |
355 | ||
7fd1b19b | 356 | _cleanup_free_ char *e = NULL; |
2c7c6144 | 357 | bool delete = false; |
5bcb0f2b | 358 | Unit *u = NULL; |
07b0b134 | 359 | int r; |
4e85aff4 LP |
360 | SwapParameters *p; |
361 | ||
362 | assert(m); | |
363 | assert(what); | |
6b1dc2bd | 364 | assert(what_proc_swaps); |
07b0b134 | 365 | |
7410616c LP |
366 | r = unit_name_from_path(what, ".swap", &e); |
367 | if (r < 0) | |
f2341e0a | 368 | return log_unit_error_errno(u, r, "Failed to generate unit name from path: %m"); |
07b0b134 | 369 | |
e04aad61 LP |
370 | u = manager_get_unit(m, e); |
371 | ||
6b1dc2bd | 372 | if (u && |
e04aad61 | 373 | SWAP(u)->from_proc_swaps && |
628c89cc LP |
374 | !path_equal(SWAP(u)->parameters_proc_swaps.what, what_proc_swaps)) { |
375 | log_error("Swap %s appeared twice with different device paths %s and %s", e, SWAP(u)->parameters_proc_swaps.what, what_proc_swaps); | |
e04aad61 | 376 | return -EEXIST; |
628c89cc | 377 | } |
4e85aff4 LP |
378 | |
379 | if (!u) { | |
07b0b134 ML |
380 | delete = true; |
381 | ||
7d17cfbc | 382 | u = unit_new(m, sizeof(Swap)); |
170ca19e ZJS |
383 | if (!u) |
384 | return log_oom(); | |
e04aad61 | 385 | |
7d17cfbc MS |
386 | r = unit_add_name(u, e); |
387 | if (r < 0) | |
e04aad61 LP |
388 | goto fail; |
389 | ||
7d17cfbc MS |
390 | SWAP(u)->what = strdup(what); |
391 | if (!SWAP(u)->what) { | |
628c89cc | 392 | r = -ENOMEM; |
e04aad61 LP |
393 | goto fail; |
394 | } | |
395 | ||
396 | unit_add_to_load_queue(u); | |
4e85aff4 LP |
397 | } else |
398 | delete = false; | |
07b0b134 | 399 | |
6b1dc2bd | 400 | p = &SWAP(u)->parameters_proc_swaps; |
07b0b134 | 401 | |
6b1dc2bd | 402 | if (!p->what) { |
5bcb0f2b LP |
403 | p->what = strdup(what_proc_swaps); |
404 | if (!p->what) { | |
405 | r = -ENOMEM; | |
6b1dc2bd LP |
406 | goto fail; |
407 | } | |
6b1dc2bd | 408 | } |
e04aad61 | 409 | |
6b1dc2bd LP |
410 | if (set_flags) { |
411 | SWAP(u)->is_active = true; | |
412 | SWAP(u)->just_activated = !SWAP(u)->from_proc_swaps; | |
4e85aff4 | 413 | } |
07b0b134 | 414 | |
6b1dc2bd LP |
415 | SWAP(u)->from_proc_swaps = true; |
416 | ||
4e85aff4 | 417 | p->priority = priority; |
07b0b134 | 418 | |
4e85aff4 | 419 | unit_add_to_dbus_queue(u); |
07b0b134 ML |
420 | return 0; |
421 | ||
422 | fail: | |
f2341e0a | 423 | log_unit_warning_errno(u, r, "Failed to load swap unit: %m"); |
e04aad61 | 424 | |
4e85aff4 | 425 | if (delete && u) |
07b0b134 ML |
426 | unit_free(u); |
427 | ||
4e85aff4 | 428 | return r; |
07b0b134 ML |
429 | } |
430 | ||
628c89cc | 431 | static int swap_process_new(Manager *m, const char *device, int prio, bool set_flags) { |
5bcb0f2b LP |
432 | _cleanup_udev_device_unref_ struct udev_device *d = NULL; |
433 | struct udev_list_entry *item = NULL, *first = NULL; | |
434 | const char *dn; | |
e04aad61 | 435 | struct stat st; |
5bcb0f2b | 436 | int r; |
e04aad61 LP |
437 | |
438 | assert(m); | |
439 | ||
628c89cc | 440 | r = swap_setup_unit(m, device, device, prio, set_flags); |
5bcb0f2b LP |
441 | if (r < 0) |
442 | return r; | |
e04aad61 | 443 | |
5bcb0f2b LP |
444 | /* If this is a block device, then let's add duplicates for |
445 | * all other names of this block device */ | |
446 | if (stat(device, &st) < 0 || !S_ISBLK(st.st_mode)) | |
447 | return 0; | |
e04aad61 | 448 | |
5bcb0f2b LP |
449 | d = udev_device_new_from_devnum(m->udev, 'b', st.st_rdev); |
450 | if (!d) | |
451 | return 0; | |
e04aad61 | 452 | |
5bcb0f2b LP |
453 | /* Add the main device node */ |
454 | dn = udev_device_get_devnode(d); | |
455 | if (dn && !streq(dn, device)) | |
628c89cc | 456 | swap_setup_unit(m, dn, device, prio, set_flags); |
e04aad61 | 457 | |
5bcb0f2b LP |
458 | /* Add additional units for all symlinks */ |
459 | first = udev_device_get_devlinks_list_entry(d); | |
460 | udev_list_entry_foreach(item, first) { | |
461 | const char *p; | |
e04aad61 | 462 | |
5bcb0f2b LP |
463 | /* Don't bother with the /dev/block links */ |
464 | p = udev_list_entry_get_name(item); | |
e04aad61 | 465 | |
5bcb0f2b LP |
466 | if (streq(p, device)) |
467 | continue; | |
e04aad61 | 468 | |
5bcb0f2b LP |
469 | if (path_startswith(p, "/dev/block/")) |
470 | continue; | |
e04aad61 | 471 | |
5bcb0f2b LP |
472 | if (stat(p, &st) >= 0) |
473 | if (!S_ISBLK(st.st_mode) || | |
474 | st.st_rdev != udev_device_get_devnum(d)) | |
475 | continue; | |
e04aad61 | 476 | |
628c89cc | 477 | swap_setup_unit(m, p, device, prio, set_flags); |
e04aad61 LP |
478 | } |
479 | ||
e04aad61 LP |
480 | return r; |
481 | } | |
482 | ||
07b0b134 ML |
483 | static void swap_set_state(Swap *s, SwapState state) { |
484 | SwapState old_state; | |
37cf8fee | 485 | Swap *other; |
e04aad61 | 486 | |
07b0b134 ML |
487 | assert(s); |
488 | ||
489 | old_state = s->state; | |
490 | s->state = state; | |
491 | ||
e04aad61 LP |
492 | if (state != SWAP_ACTIVATING && |
493 | state != SWAP_ACTIVATING_SIGTERM && | |
494 | state != SWAP_ACTIVATING_SIGKILL && | |
5bcb0f2b | 495 | state != SWAP_ACTIVATING_DONE && |
e04aad61 LP |
496 | state != SWAP_DEACTIVATING && |
497 | state != SWAP_DEACTIVATING_SIGTERM && | |
498 | state != SWAP_DEACTIVATING_SIGKILL) { | |
718db961 | 499 | s->timer_event_source = sd_event_source_unref(s->timer_event_source); |
e04aad61 LP |
500 | swap_unwatch_control_pid(s); |
501 | s->control_command = NULL; | |
502 | s->control_command_id = _SWAP_EXEC_COMMAND_INVALID; | |
503 | } | |
504 | ||
07b0b134 | 505 | if (state != old_state) |
f2341e0a | 506 | log_unit_debug(UNIT(s), "Changed %s -> %s", swap_state_to_string(old_state), swap_state_to_string(state)); |
07b0b134 | 507 | |
5bcb0f2b | 508 | unit_notify(UNIT(s), state_translation_table[old_state], state_translation_table[state], true); |
37cf8fee LP |
509 | |
510 | /* If there other units for the same device node have a job | |
511 | queued it might be worth checking again if it is runnable | |
512 | now. This is necessary, since swap_start() refuses | |
513 | operation with EAGAIN if there's already another job for | |
514 | the same device node queued. */ | |
515 | LIST_FOREACH_OTHERS(same_devnode, other, s) | |
516 | if (UNIT(other)->job) | |
517 | job_add_to_run_queue(UNIT(other)->job); | |
07b0b134 ML |
518 | } |
519 | ||
be847e82 | 520 | static int swap_coldplug(Unit *u) { |
07b0b134 ML |
521 | Swap *s = SWAP(u); |
522 | SwapState new_state = SWAP_DEAD; | |
e04aad61 | 523 | int r; |
07b0b134 ML |
524 | |
525 | assert(s); | |
526 | assert(s->state == SWAP_DEAD); | |
527 | ||
528 | if (s->deserialized_state != s->state) | |
529 | new_state = s->deserialized_state; | |
4e85aff4 | 530 | else if (s->from_proc_swaps) |
07b0b134 ML |
531 | new_state = SWAP_ACTIVE; |
532 | ||
5bcb0f2b LP |
533 | if (new_state == s->state) |
534 | return 0; | |
e04aad61 | 535 | |
c386f588 LP |
536 | if (s->control_pid > 0 && |
537 | pid_is_unwaited(s->control_pid) && | |
538 | IN_SET(new_state, | |
539 | SWAP_ACTIVATING, | |
540 | SWAP_ACTIVATING_SIGTERM, | |
541 | SWAP_ACTIVATING_SIGKILL, | |
542 | SWAP_ACTIVATING_DONE, | |
543 | SWAP_DEACTIVATING, | |
544 | SWAP_DEACTIVATING_SIGTERM, | |
545 | SWAP_DEACTIVATING_SIGKILL)) { | |
e04aad61 | 546 | |
5bcb0f2b LP |
547 | r = unit_watch_pid(UNIT(s), s->control_pid); |
548 | if (r < 0) | |
549 | return r; | |
e04aad61 | 550 | |
36c16a7c | 551 | r = swap_arm_timer(s, usec_add(u->state_change_timestamp.monotonic, s->timeout_usec)); |
5bcb0f2b LP |
552 | if (r < 0) |
553 | return r; | |
e04aad61 | 554 | } |
07b0b134 | 555 | |
5bcb0f2b | 556 | swap_set_state(s, new_state); |
07b0b134 ML |
557 | return 0; |
558 | } | |
559 | ||
560 | static void swap_dump(Unit *u, FILE *f, const char *prefix) { | |
561 | Swap *s = SWAP(u); | |
4e85aff4 | 562 | SwapParameters *p; |
07b0b134 ML |
563 | |
564 | assert(s); | |
4e85aff4 LP |
565 | assert(f); |
566 | ||
567 | if (s->from_proc_swaps) | |
568 | p = &s->parameters_proc_swaps; | |
569 | else if (s->from_fragment) | |
570 | p = &s->parameters_fragment; | |
b6bfc7bb LP |
571 | else |
572 | p = NULL; | |
07b0b134 ML |
573 | |
574 | fprintf(f, | |
4e85aff4 | 575 | "%sSwap State: %s\n" |
e1770af8 | 576 | "%sResult: %s\n" |
07b0b134 | 577 | "%sWhat: %s\n" |
4e85aff4 LP |
578 | "%sFrom /proc/swaps: %s\n" |
579 | "%sFrom fragment: %s\n", | |
07b0b134 | 580 | prefix, swap_state_to_string(s->state), |
e1770af8 | 581 | prefix, swap_result_to_string(s->result), |
07b0b134 | 582 | prefix, s->what, |
4e85aff4 LP |
583 | prefix, yes_no(s->from_proc_swaps), |
584 | prefix, yes_no(s->from_fragment)); | |
e04aad61 | 585 | |
9670d583 LP |
586 | if (s->devnode) |
587 | fprintf(f, "%sDevice Node: %s\n", prefix, s->devnode); | |
588 | ||
b6bfc7bb LP |
589 | if (p) |
590 | fprintf(f, | |
591 | "%sPriority: %i\n" | |
47cb901e | 592 | "%sOptions: %s\n", |
b6bfc7bb | 593 | prefix, p->priority, |
47cb901e | 594 | prefix, strempty(p->options)); |
b6bfc7bb | 595 | |
e04aad61 LP |
596 | if (s->control_pid > 0) |
597 | fprintf(f, | |
de0671ee ZJS |
598 | "%sControl PID: "PID_FMT"\n", |
599 | prefix, s->control_pid); | |
e04aad61 LP |
600 | |
601 | exec_context_dump(&s->exec_context, f, prefix); | |
4819ff03 | 602 | kill_context_dump(&s->kill_context, f, prefix); |
e04aad61 LP |
603 | } |
604 | ||
605 | static int swap_spawn(Swap *s, ExecCommand *c, pid_t *_pid) { | |
606 | pid_t pid; | |
607 | int r; | |
9fa95f85 DM |
608 | ExecParameters exec_params = { |
609 | .apply_permissions = true, | |
610 | .apply_chroot = true, | |
611 | .apply_tty_stdin = true, | |
a34ceba6 LP |
612 | .stdin_fd = -1, |
613 | .stdout_fd = -1, | |
614 | .stderr_fd = -1, | |
9fa95f85 | 615 | }; |
e04aad61 LP |
616 | |
617 | assert(s); | |
618 | assert(c); | |
619 | assert(_pid); | |
620 | ||
5ad096b3 LP |
621 | (void) unit_realize_cgroup(UNIT(s)); |
622 | if (s->reset_cpu_usage) { | |
623 | (void) unit_reset_cpu_usage(UNIT(s)); | |
624 | s->reset_cpu_usage = false; | |
625 | } | |
4ad49000 | 626 | |
613b411c LP |
627 | r = unit_setup_exec_runtime(UNIT(s)); |
628 | if (r < 0) | |
629 | goto fail; | |
630 | ||
36c16a7c | 631 | r = swap_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->timeout_usec)); |
646134dc | 632 | if (r < 0) |
e04aad61 LP |
633 | goto fail; |
634 | ||
9fa95f85 DM |
635 | exec_params.environment = UNIT(s)->manager->environment; |
636 | exec_params.confirm_spawn = UNIT(s)->manager->confirm_spawn; | |
637 | exec_params.cgroup_supported = UNIT(s)->manager->cgroup_supported; | |
638 | exec_params.cgroup_path = UNIT(s)->cgroup_path; | |
a931ad47 | 639 | exec_params.cgroup_delegate = s->cgroup_context.delegate; |
9fa95f85 | 640 | exec_params.runtime_prefix = manager_get_runtime_prefix(UNIT(s)->manager); |
9fa95f85 | 641 | |
f2341e0a LP |
642 | r = exec_spawn(UNIT(s), |
643 | c, | |
646134dc | 644 | &s->exec_context, |
9fa95f85 | 645 | &exec_params, |
613b411c | 646 | s->exec_runtime, |
646134dc ZJS |
647 | &pid); |
648 | if (r < 0) | |
e04aad61 LP |
649 | goto fail; |
650 | ||
646134dc ZJS |
651 | r = unit_watch_pid(UNIT(s), pid); |
652 | if (r < 0) | |
e04aad61 LP |
653 | /* FIXME: we need to do something here */ |
654 | goto fail; | |
655 | ||
656 | *_pid = pid; | |
657 | ||
658 | return 0; | |
659 | ||
660 | fail: | |
718db961 | 661 | s->timer_event_source = sd_event_source_unref(s->timer_event_source); |
e04aad61 | 662 | return r; |
07b0b134 ML |
663 | } |
664 | ||
e1770af8 | 665 | static void swap_enter_dead(Swap *s, SwapResult f) { |
07b0b134 ML |
666 | assert(s); |
667 | ||
e1770af8 LP |
668 | if (f != SWAP_SUCCESS) |
669 | s->result = f; | |
e04aad61 | 670 | |
613b411c LP |
671 | exec_runtime_destroy(s->exec_runtime); |
672 | s->exec_runtime = exec_runtime_unref(s->exec_runtime); | |
673 | ||
e66cf1a3 LP |
674 | exec_context_destroy_runtime_directory(&s->exec_context, manager_get_runtime_prefix(UNIT(s)->manager)); |
675 | ||
e1770af8 | 676 | swap_set_state(s, s->result != SWAP_SUCCESS ? SWAP_FAILED : SWAP_DEAD); |
07b0b134 ML |
677 | } |
678 | ||
e1770af8 | 679 | static void swap_enter_active(Swap *s, SwapResult f) { |
e04aad61 LP |
680 | assert(s); |
681 | ||
e1770af8 LP |
682 | if (f != SWAP_SUCCESS) |
683 | s->result = f; | |
e04aad61 LP |
684 | |
685 | swap_set_state(s, SWAP_ACTIVE); | |
686 | } | |
687 | ||
e1770af8 | 688 | static void swap_enter_signal(Swap *s, SwapState state, SwapResult f) { |
07b0b134 ML |
689 | int r; |
690 | ||
691 | assert(s); | |
e04aad61 | 692 | |
e1770af8 LP |
693 | if (f != SWAP_SUCCESS) |
694 | s->result = f; | |
e04aad61 | 695 | |
cd2086fe LP |
696 | r = unit_kill_context( |
697 | UNIT(s), | |
698 | &s->kill_context, | |
db2cb23b UTL |
699 | (state != SWAP_ACTIVATING_SIGTERM && state != SWAP_DEACTIVATING_SIGTERM) ? |
700 | KILL_KILL : KILL_TERMINATE, | |
cd2086fe LP |
701 | -1, |
702 | s->control_pid, | |
703 | false); | |
704 | if (r < 0) | |
705 | goto fail; | |
e04aad61 | 706 | |
cd2086fe | 707 | if (r > 0) { |
36c16a7c | 708 | r = swap_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->timeout_usec)); |
646134dc | 709 | if (r < 0) |
e04aad61 LP |
710 | goto fail; |
711 | ||
712 | swap_set_state(s, state); | |
ac84d1fb LP |
713 | } else if (state == SWAP_ACTIVATING_SIGTERM) |
714 | swap_enter_signal(s, SWAP_ACTIVATING_SIGKILL, SWAP_SUCCESS); | |
715 | else if (state == SWAP_DEACTIVATING_SIGTERM) | |
716 | swap_enter_signal(s, SWAP_DEACTIVATING_SIGKILL, SWAP_SUCCESS); | |
717 | else | |
e1770af8 | 718 | swap_enter_dead(s, SWAP_SUCCESS); |
e04aad61 LP |
719 | |
720 | return; | |
721 | ||
722 | fail: | |
f2341e0a | 723 | log_unit_warning_errno(UNIT(s), r, "Failed to kill processes: %m"); |
e1770af8 | 724 | swap_enter_dead(s, SWAP_FAILURE_RESOURCES); |
e04aad61 LP |
725 | } |
726 | ||
727 | static void swap_enter_activating(Swap *s) { | |
bf1d7ba7 KZ |
728 | _cleanup_free_ char *opts = NULL; |
729 | int r; | |
e04aad61 LP |
730 | |
731 | assert(s); | |
732 | ||
733 | s->control_command_id = SWAP_EXEC_ACTIVATE; | |
734 | s->control_command = s->exec_command + SWAP_EXEC_ACTIVATE; | |
07b0b134 | 735 | |
86b23b07 | 736 | if (s->from_fragment) { |
bf1d7ba7 | 737 | int priority = -1; |
47cb901e | 738 | |
bf1d7ba7 KZ |
739 | r = fstab_find_pri(s->parameters_fragment.options, &priority); |
740 | if (r < 0) | |
741 | log_warning_errno(r, "Failed to parse swap priority \"%s\", ignoring: %m", s->parameters_fragment.options); | |
742 | else if (r == 1 && s->parameters_fragment.priority >= 0) | |
743 | log_warning("Duplicate swap priority configuration by Priority and Options fields."); | |
744 | ||
745 | if (r <= 0 && s->parameters_fragment.priority >= 0) { | |
746 | if (s->parameters_fragment.options) | |
747 | r = asprintf(&opts, "%s,pri=%i", s->parameters_fragment.options, s->parameters_fragment.priority); | |
748 | else | |
749 | r = asprintf(&opts, "pri=%i", s->parameters_fragment.priority); | |
e64d5235 | 750 | if (r < 0) |
bf1d7ba7 | 751 | goto fail; |
e64d5235 | 752 | } |
86b23b07 JS |
753 | } |
754 | ||
755 | r = exec_command_set(s->control_command, "/sbin/swapon", NULL); | |
756 | if (r < 0) | |
757 | goto fail; | |
4e85aff4 | 758 | |
bf1d7ba7 KZ |
759 | if (s->parameters_fragment.options || opts) { |
760 | r = exec_command_append(s->control_command, "-o", | |
761 | opts ? : s->parameters_fragment.options, NULL); | |
86b23b07 JS |
762 | if (r < 0) |
763 | goto fail; | |
764 | } | |
e04aad61 | 765 | |
86b23b07 | 766 | r = exec_command_append(s->control_command, s->what, NULL); |
e04aad61 LP |
767 | if (r < 0) |
768 | goto fail; | |
769 | ||
770 | swap_unwatch_control_pid(s); | |
771 | ||
646134dc ZJS |
772 | r = swap_spawn(s, s->control_command, &s->control_pid); |
773 | if (r < 0) | |
e04aad61 LP |
774 | goto fail; |
775 | ||
776 | swap_set_state(s, SWAP_ACTIVATING); | |
777 | ||
778 | return; | |
779 | ||
780 | fail: | |
f2341e0a | 781 | log_unit_warning_errno(UNIT(s), r, "Failed to run 'swapon' task: %m"); |
e1770af8 | 782 | swap_enter_dead(s, SWAP_FAILURE_RESOURCES); |
e04aad61 LP |
783 | } |
784 | ||
e1770af8 | 785 | static void swap_enter_deactivating(Swap *s) { |
e04aad61 LP |
786 | int r; |
787 | ||
788 | assert(s); | |
789 | ||
e04aad61 LP |
790 | s->control_command_id = SWAP_EXEC_DEACTIVATE; |
791 | s->control_command = s->exec_command + SWAP_EXEC_DEACTIVATE; | |
792 | ||
646134dc | 793 | r = exec_command_set(s->control_command, |
e04aad61 LP |
794 | "/sbin/swapoff", |
795 | s->what, | |
646134dc ZJS |
796 | NULL); |
797 | if (r < 0) | |
e04aad61 LP |
798 | goto fail; |
799 | ||
800 | swap_unwatch_control_pid(s); | |
801 | ||
646134dc ZJS |
802 | r = swap_spawn(s, s->control_command, &s->control_pid); |
803 | if (r < 0) | |
e04aad61 LP |
804 | goto fail; |
805 | ||
806 | swap_set_state(s, SWAP_DEACTIVATING); | |
807 | ||
808 | return; | |
809 | ||
810 | fail: | |
f2341e0a | 811 | log_unit_warning_errno(UNIT(s), r, "Failed to run 'swapoff' task: %m"); |
e1770af8 | 812 | swap_enter_active(s, SWAP_FAILURE_RESOURCES); |
e04aad61 LP |
813 | } |
814 | ||
815 | static int swap_start(Unit *u) { | |
37cf8fee | 816 | Swap *s = SWAP(u), *other; |
e04aad61 LP |
817 | |
818 | assert(s); | |
819 | ||
820 | /* We cannot fulfill this request right now, try again later | |
821 | * please! */ | |
822 | ||
823 | if (s->state == SWAP_DEACTIVATING || | |
824 | s->state == SWAP_DEACTIVATING_SIGTERM || | |
825 | s->state == SWAP_DEACTIVATING_SIGKILL || | |
826 | s->state == SWAP_ACTIVATING_SIGTERM || | |
827 | s->state == SWAP_ACTIVATING_SIGKILL) | |
828 | return -EAGAIN; | |
829 | ||
830 | if (s->state == SWAP_ACTIVATING) | |
831 | return 0; | |
832 | ||
833 | assert(s->state == SWAP_DEAD || s->state == SWAP_FAILED); | |
834 | ||
75f86906 | 835 | if (detect_container() > 0) |
a5c3034f LP |
836 | return -EPERM; |
837 | ||
37cf8fee LP |
838 | /* If there's a job for another swap unit for the same node |
839 | * running, then let's not dispatch this one for now, and wait | |
840 | * until that other job has finished. */ | |
841 | LIST_FOREACH_OTHERS(same_devnode, other, s) | |
842 | if (UNIT(other)->job && UNIT(other)->job->state == JOB_RUNNING) | |
843 | return -EAGAIN; | |
844 | ||
e1770af8 | 845 | s->result = SWAP_SUCCESS; |
5ad096b3 LP |
846 | s->reset_cpu_usage = true; |
847 | ||
e04aad61 | 848 | swap_enter_activating(s); |
82a2b6bb | 849 | return 1; |
07b0b134 ML |
850 | } |
851 | ||
852 | static int swap_stop(Unit *u) { | |
853 | Swap *s = SWAP(u); | |
07b0b134 ML |
854 | |
855 | assert(s); | |
856 | ||
e04aad61 LP |
857 | if (s->state == SWAP_DEACTIVATING || |
858 | s->state == SWAP_DEACTIVATING_SIGTERM || | |
859 | s->state == SWAP_DEACTIVATING_SIGKILL || | |
860 | s->state == SWAP_ACTIVATING_SIGTERM || | |
861 | s->state == SWAP_ACTIVATING_SIGKILL) | |
862 | return 0; | |
07b0b134 | 863 | |
e04aad61 | 864 | assert(s->state == SWAP_ACTIVATING || |
5bcb0f2b | 865 | s->state == SWAP_ACTIVATING_DONE || |
e04aad61 | 866 | s->state == SWAP_ACTIVE); |
07b0b134 | 867 | |
75f86906 | 868 | if (detect_container() > 0) |
a5c3034f LP |
869 | return -EPERM; |
870 | ||
e1770af8 | 871 | swap_enter_deactivating(s); |
82a2b6bb | 872 | return 1; |
07b0b134 ML |
873 | } |
874 | ||
875 | static int swap_serialize(Unit *u, FILE *f, FDSet *fds) { | |
876 | Swap *s = SWAP(u); | |
877 | ||
878 | assert(s); | |
879 | assert(f); | |
880 | assert(fds); | |
881 | ||
882 | unit_serialize_item(u, f, "state", swap_state_to_string(s->state)); | |
e1770af8 | 883 | unit_serialize_item(u, f, "result", swap_result_to_string(s->result)); |
e04aad61 LP |
884 | |
885 | if (s->control_pid > 0) | |
de0671ee | 886 | unit_serialize_item_format(u, f, "control-pid", PID_FMT, s->control_pid); |
e04aad61 LP |
887 | |
888 | if (s->control_command_id >= 0) | |
889 | unit_serialize_item(u, f, "control-command", swap_exec_command_to_string(s->control_command_id)); | |
07b0b134 ML |
890 | |
891 | return 0; | |
892 | } | |
893 | ||
894 | static int swap_deserialize_item(Unit *u, const char *key, const char *value, FDSet *fds) { | |
895 | Swap *s = SWAP(u); | |
896 | ||
897 | assert(s); | |
898 | assert(fds); | |
899 | ||
900 | if (streq(key, "state")) { | |
901 | SwapState state; | |
902 | ||
646134dc ZJS |
903 | state = swap_state_from_string(value); |
904 | if (state < 0) | |
f2341e0a | 905 | log_unit_debug(u, "Failed to parse state value: %s", value); |
07b0b134 ML |
906 | else |
907 | s->deserialized_state = state; | |
e1770af8 LP |
908 | } else if (streq(key, "result")) { |
909 | SwapResult f; | |
910 | ||
911 | f = swap_result_from_string(value); | |
912 | if (f < 0) | |
f2341e0a | 913 | log_unit_debug(u, "Failed to parse result value: %s", value); |
e1770af8 LP |
914 | else if (f != SWAP_SUCCESS) |
915 | s->result = f; | |
e04aad61 LP |
916 | } else if (streq(key, "control-pid")) { |
917 | pid_t pid; | |
918 | ||
919 | if (parse_pid(value, &pid) < 0) | |
f2341e0a | 920 | log_unit_debug(u, "Failed to parse control-pid value: %s", value); |
e04aad61 LP |
921 | else |
922 | s->control_pid = pid; | |
923 | ||
924 | } else if (streq(key, "control-command")) { | |
925 | SwapExecCommand id; | |
926 | ||
646134dc ZJS |
927 | id = swap_exec_command_from_string(value); |
928 | if (id < 0) | |
f2341e0a | 929 | log_unit_debug(u, "Failed to parse exec-command value: %s", value); |
e04aad61 LP |
930 | else { |
931 | s->control_command_id = id; | |
932 | s->control_command = s->exec_command + id; | |
933 | } | |
07b0b134 | 934 | } else |
f2341e0a | 935 | log_unit_debug(u, "Unknown serialization key: %s", key); |
07b0b134 ML |
936 | |
937 | return 0; | |
938 | } | |
939 | ||
44a6b1b6 | 940 | _pure_ static UnitActiveState swap_active_state(Unit *u) { |
07b0b134 ML |
941 | assert(u); |
942 | ||
943 | return state_translation_table[SWAP(u)->state]; | |
944 | } | |
945 | ||
44a6b1b6 | 946 | _pure_ static const char *swap_sub_state_to_string(Unit *u) { |
07b0b134 ML |
947 | assert(u); |
948 | ||
949 | return swap_state_to_string(SWAP(u)->state); | |
950 | } | |
951 | ||
44a6b1b6 | 952 | _pure_ static bool swap_check_gc(Unit *u) { |
07b0b134 ML |
953 | Swap *s = SWAP(u); |
954 | ||
955 | assert(s); | |
956 | ||
6b1dc2bd | 957 | return s->from_proc_swaps; |
07b0b134 ML |
958 | } |
959 | ||
e04aad61 LP |
960 | static void swap_sigchld_event(Unit *u, pid_t pid, int code, int status) { |
961 | Swap *s = SWAP(u); | |
e1770af8 | 962 | SwapResult f; |
e04aad61 LP |
963 | |
964 | assert(s); | |
965 | assert(pid >= 0); | |
966 | ||
967 | if (pid != s->control_pid) | |
968 | return; | |
969 | ||
970 | s->control_pid = 0; | |
971 | ||
96342de6 | 972 | if (is_clean_exit(code, status, NULL)) |
e1770af8 LP |
973 | f = SWAP_SUCCESS; |
974 | else if (code == CLD_EXITED) | |
975 | f = SWAP_FAILURE_EXIT_CODE; | |
976 | else if (code == CLD_KILLED) | |
977 | f = SWAP_FAILURE_SIGNAL; | |
978 | else if (code == CLD_DUMPED) | |
979 | f = SWAP_FAILURE_CORE_DUMP; | |
980 | else | |
981 | assert_not_reached("Unknown code"); | |
982 | ||
983 | if (f != SWAP_SUCCESS) | |
984 | s->result = f; | |
e04aad61 LP |
985 | |
986 | if (s->control_command) { | |
6ea832a2 | 987 | exec_status_exit(&s->control_command->exec_status, &s->exec_context, pid, code, status); |
e1770af8 | 988 | |
e04aad61 LP |
989 | s->control_command = NULL; |
990 | s->control_command_id = _SWAP_EXEC_COMMAND_INVALID; | |
991 | } | |
992 | ||
f2341e0a LP |
993 | log_unit_full(u, f == SWAP_SUCCESS ? LOG_DEBUG : LOG_NOTICE, 0, |
994 | "Swap process exited, code=%s status=%i", sigchld_code_to_string(code), status); | |
e04aad61 LP |
995 | |
996 | switch (s->state) { | |
997 | ||
998 | case SWAP_ACTIVATING: | |
5bcb0f2b | 999 | case SWAP_ACTIVATING_DONE: |
e04aad61 LP |
1000 | case SWAP_ACTIVATING_SIGTERM: |
1001 | case SWAP_ACTIVATING_SIGKILL: | |
1002 | ||
e1770af8 LP |
1003 | if (f == SWAP_SUCCESS) |
1004 | swap_enter_active(s, f); | |
e04aad61 | 1005 | else |
e1770af8 | 1006 | swap_enter_dead(s, f); |
e04aad61 LP |
1007 | break; |
1008 | ||
1009 | case SWAP_DEACTIVATING: | |
1010 | case SWAP_DEACTIVATING_SIGKILL: | |
1011 | case SWAP_DEACTIVATING_SIGTERM: | |
1012 | ||
7bb01eff | 1013 | swap_enter_dead(s, f); |
e04aad61 LP |
1014 | break; |
1015 | ||
1016 | default: | |
1017 | assert_not_reached("Uh, control process died at wrong time."); | |
1018 | } | |
1019 | ||
1020 | /* Notify clients about changed exit status */ | |
1021 | unit_add_to_dbus_queue(u); | |
e04aad61 LP |
1022 | } |
1023 | ||
718db961 LP |
1024 | static int swap_dispatch_timer(sd_event_source *source, usec_t usec, void *userdata) { |
1025 | Swap *s = SWAP(userdata); | |
e04aad61 LP |
1026 | |
1027 | assert(s); | |
718db961 | 1028 | assert(s->timer_event_source == source); |
e04aad61 LP |
1029 | |
1030 | switch (s->state) { | |
1031 | ||
1032 | case SWAP_ACTIVATING: | |
5bcb0f2b | 1033 | case SWAP_ACTIVATING_DONE: |
f2341e0a | 1034 | log_unit_warning(UNIT(s), "Activation timed out. Stopping."); |
e1770af8 | 1035 | swap_enter_signal(s, SWAP_ACTIVATING_SIGTERM, SWAP_FAILURE_TIMEOUT); |
e04aad61 LP |
1036 | break; |
1037 | ||
1038 | case SWAP_DEACTIVATING: | |
f2341e0a | 1039 | log_unit_warning(UNIT(s), "Deactivation timed out. Stopping."); |
e1770af8 | 1040 | swap_enter_signal(s, SWAP_DEACTIVATING_SIGTERM, SWAP_FAILURE_TIMEOUT); |
e04aad61 LP |
1041 | break; |
1042 | ||
1043 | case SWAP_ACTIVATING_SIGTERM: | |
4819ff03 | 1044 | if (s->kill_context.send_sigkill) { |
f2341e0a | 1045 | log_unit_warning(UNIT(s), "Activation timed out. Killing."); |
e1770af8 | 1046 | swap_enter_signal(s, SWAP_ACTIVATING_SIGKILL, SWAP_FAILURE_TIMEOUT); |
ba035df2 | 1047 | } else { |
f2341e0a | 1048 | log_unit_warning(UNIT(s), "Activation timed out. Skipping SIGKILL. Ignoring."); |
e1770af8 | 1049 | swap_enter_dead(s, SWAP_FAILURE_TIMEOUT); |
ba035df2 | 1050 | } |
e04aad61 LP |
1051 | break; |
1052 | ||
1053 | case SWAP_DEACTIVATING_SIGTERM: | |
4819ff03 | 1054 | if (s->kill_context.send_sigkill) { |
f2341e0a | 1055 | log_unit_warning(UNIT(s), "Deactivation timed out. Killing."); |
e1770af8 | 1056 | swap_enter_signal(s, SWAP_DEACTIVATING_SIGKILL, SWAP_FAILURE_TIMEOUT); |
ba035df2 | 1057 | } else { |
f2341e0a | 1058 | log_unit_warning(UNIT(s), "Deactivation timed out. Skipping SIGKILL. Ignoring."); |
e1770af8 | 1059 | swap_enter_dead(s, SWAP_FAILURE_TIMEOUT); |
ba035df2 | 1060 | } |
e04aad61 LP |
1061 | break; |
1062 | ||
1063 | case SWAP_ACTIVATING_SIGKILL: | |
1064 | case SWAP_DEACTIVATING_SIGKILL: | |
f2341e0a | 1065 | log_unit_warning(UNIT(s), "Swap process still around after SIGKILL. Ignoring."); |
e1770af8 | 1066 | swap_enter_dead(s, SWAP_FAILURE_TIMEOUT); |
e04aad61 LP |
1067 | break; |
1068 | ||
1069 | default: | |
1070 | assert_not_reached("Timeout at wrong time."); | |
1071 | } | |
718db961 LP |
1072 | |
1073 | return 0; | |
e04aad61 LP |
1074 | } |
1075 | ||
1076 | static int swap_load_proc_swaps(Manager *m, bool set_flags) { | |
1077 | unsigned i; | |
1078 | int r = 0; | |
1079 | ||
1080 | assert(m); | |
1081 | ||
07b0b134 | 1082 | rewind(m->proc_swaps); |
bab45044 | 1083 | |
4e85aff4 | 1084 | (void) fscanf(m->proc_swaps, "%*s %*s %*s %*s %*s\n"); |
07b0b134 | 1085 | |
e04aad61 | 1086 | for (i = 1;; i++) { |
9fb3675e | 1087 | _cleanup_free_ char *dev = NULL, *d = NULL; |
07b0b134 ML |
1088 | int prio = 0, k; |
1089 | ||
646134dc ZJS |
1090 | k = fscanf(m->proc_swaps, |
1091 | "%ms " /* device/file */ | |
1092 | "%*s " /* type of swap */ | |
1093 | "%*s " /* swap size */ | |
1094 | "%*s " /* used */ | |
1095 | "%i\n", /* priority */ | |
1096 | &dev, &prio); | |
1097 | if (k != 2) { | |
07b0b134 | 1098 | if (k == EOF) |
4e85aff4 | 1099 | break; |
07b0b134 | 1100 | |
628c89cc | 1101 | log_warning("Failed to parse /proc/swaps:%u.", i); |
e04aad61 | 1102 | continue; |
07b0b134 | 1103 | } |
07b0b134 | 1104 | |
527b7a42 | 1105 | if (cunescape(dev, UNESCAPE_RELAX, &d) < 0) |
628c89cc LP |
1106 | return log_oom(); |
1107 | ||
1108 | device_found_node(m, d, true, DEVICE_FOUND_SWAP, set_flags); | |
4e85aff4 | 1109 | |
628c89cc | 1110 | k = swap_process_new(m, d, prio, set_flags); |
07b0b134 | 1111 | if (k < 0) |
e04aad61 | 1112 | r = k; |
07b0b134 ML |
1113 | } |
1114 | ||
e04aad61 LP |
1115 | return r; |
1116 | } | |
1117 | ||
718db961 LP |
1118 | static int swap_dispatch_io(sd_event_source *source, int fd, uint32_t revents, void *userdata) { |
1119 | Manager *m = userdata; | |
595ed347 | 1120 | Unit *u; |
4e434314 LP |
1121 | int r; |
1122 | ||
1123 | assert(m); | |
718db961 | 1124 | assert(revents & EPOLLPRI); |
4e434314 | 1125 | |
646134dc ZJS |
1126 | r = swap_load_proc_swaps(m, true); |
1127 | if (r < 0) { | |
da927ba9 | 1128 | log_error_errno(r, "Failed to reread /proc/swaps: %m"); |
e04aad61 LP |
1129 | |
1130 | /* Reset flags, just in case, for late calls */ | |
595ed347 MS |
1131 | LIST_FOREACH(units_by_type, u, m->units_by_type[UNIT_SWAP]) { |
1132 | Swap *swap = SWAP(u); | |
e04aad61 LP |
1133 | |
1134 | swap->is_active = swap->just_activated = false; | |
1135 | } | |
1136 | ||
1137 | return 0; | |
1138 | } | |
1139 | ||
1140 | manager_dispatch_load_queue(m); | |
1141 | ||
595ed347 MS |
1142 | LIST_FOREACH(units_by_type, u, m->units_by_type[UNIT_SWAP]) { |
1143 | Swap *swap = SWAP(u); | |
e04aad61 LP |
1144 | |
1145 | if (!swap->is_active) { | |
1146 | /* This has just been deactivated */ | |
1147 | ||
e04aad61 LP |
1148 | swap_unset_proc_swaps(swap); |
1149 | ||
1150 | switch (swap->state) { | |
1151 | ||
1152 | case SWAP_ACTIVE: | |
e1770af8 | 1153 | swap_enter_dead(swap, SWAP_SUCCESS); |
e04aad61 LP |
1154 | break; |
1155 | ||
1156 | default: | |
5bcb0f2b | 1157 | /* Fire again */ |
e04aad61 LP |
1158 | swap_set_state(swap, swap->state); |
1159 | break; | |
1160 | } | |
1161 | ||
628c89cc LP |
1162 | if (swap->what) |
1163 | device_found_node(m, swap->what, false, DEVICE_FOUND_SWAP, true); | |
1164 | ||
e04aad61 LP |
1165 | } else if (swap->just_activated) { |
1166 | ||
1167 | /* New swap entry */ | |
1168 | ||
1169 | switch (swap->state) { | |
1170 | ||
1171 | case SWAP_DEAD: | |
1172 | case SWAP_FAILED: | |
e1770af8 | 1173 | swap_enter_active(swap, SWAP_SUCCESS); |
e04aad61 LP |
1174 | break; |
1175 | ||
5bcb0f2b LP |
1176 | case SWAP_ACTIVATING: |
1177 | swap_set_state(swap, SWAP_ACTIVATING_DONE); | |
1178 | break; | |
1179 | ||
e04aad61 LP |
1180 | default: |
1181 | /* Nothing really changed, but let's | |
1182 | * issue an notification call | |
1183 | * nonetheless, in case somebody is | |
1184 | * waiting for this. */ | |
1185 | swap_set_state(swap, swap->state); | |
1186 | break; | |
1187 | } | |
1188 | } | |
1189 | ||
1190 | /* Reset the flags for later calls */ | |
1191 | swap->is_active = swap->just_activated = false; | |
1192 | } | |
1193 | ||
1194 | return 1; | |
1195 | } | |
1196 | ||
1197 | static Unit *swap_following(Unit *u) { | |
1198 | Swap *s = SWAP(u); | |
1199 | Swap *other, *first = NULL; | |
1200 | ||
1201 | assert(s); | |
1202 | ||
cdc89820 ZJS |
1203 | /* If the user configured the swap through /etc/fstab or |
1204 | * a device unit, follow that. */ | |
1205 | ||
1206 | if (s->from_fragment) | |
e04aad61 LP |
1207 | return NULL; |
1208 | ||
caac2704 | 1209 | LIST_FOREACH_OTHERS(same_devnode, other, s) |
cdc89820 ZJS |
1210 | if (other->from_fragment) |
1211 | return UNIT(other); | |
1212 | ||
b938cb90 | 1213 | /* Otherwise, make everybody follow the unit that's named after |
cdc89820 ZJS |
1214 | * the swap device in the kernel */ |
1215 | ||
1216 | if (streq_ptr(s->what, s->devnode)) | |
1217 | return NULL; | |
e04aad61 | 1218 | |
9670d583 LP |
1219 | LIST_FOREACH_AFTER(same_devnode, other, s) |
1220 | if (streq_ptr(other->what, other->devnode)) | |
e04aad61 LP |
1221 | return UNIT(other); |
1222 | ||
9670d583 LP |
1223 | LIST_FOREACH_BEFORE(same_devnode, other, s) { |
1224 | if (streq_ptr(other->what, other->devnode)) | |
e04aad61 LP |
1225 | return UNIT(other); |
1226 | ||
1227 | first = other; | |
1228 | } | |
1229 | ||
cdc89820 | 1230 | /* Fall back to the first on the list */ |
e04aad61 | 1231 | return UNIT(first); |
07b0b134 ML |
1232 | } |
1233 | ||
6210e7fc | 1234 | static int swap_following_set(Unit *u, Set **_set) { |
5bcb0f2b | 1235 | Swap *s = SWAP(u), *other; |
6210e7fc LP |
1236 | Set *set; |
1237 | int r; | |
1238 | ||
1239 | assert(s); | |
1240 | assert(_set); | |
1241 | ||
9670d583 | 1242 | if (LIST_JUST_US(same_devnode, s)) { |
6210e7fc LP |
1243 | *_set = NULL; |
1244 | return 0; | |
1245 | } | |
1246 | ||
d5099efc | 1247 | set = set_new(NULL); |
5bcb0f2b | 1248 | if (!set) |
6210e7fc LP |
1249 | return -ENOMEM; |
1250 | ||
caac2704 | 1251 | LIST_FOREACH_OTHERS(same_devnode, other, s) { |
5bcb0f2b LP |
1252 | r = set_put(set, other); |
1253 | if (r < 0) | |
6210e7fc | 1254 | goto fail; |
5bcb0f2b | 1255 | } |
6210e7fc LP |
1256 | |
1257 | *_set = set; | |
1258 | return 1; | |
1259 | ||
1260 | fail: | |
1261 | set_free(set); | |
1262 | return r; | |
1263 | } | |
1264 | ||
07b0b134 ML |
1265 | static void swap_shutdown(Manager *m) { |
1266 | assert(m); | |
1267 | ||
718db961 LP |
1268 | m->swap_event_source = sd_event_source_unref(m->swap_event_source); |
1269 | ||
74ca738f | 1270 | m->proc_swaps = safe_fclose(m->proc_swaps); |
e04aad61 | 1271 | |
525d3cc7 | 1272 | m->swaps_by_devnode = hashmap_free(m->swaps_by_devnode); |
07b0b134 ML |
1273 | } |
1274 | ||
ba64af90 | 1275 | static void swap_enumerate(Manager *m) { |
07b0b134 | 1276 | int r; |
9670d583 | 1277 | |
07b0b134 ML |
1278 | assert(m); |
1279 | ||
4e434314 | 1280 | if (!m->proc_swaps) { |
646134dc | 1281 | m->proc_swaps = fopen("/proc/swaps", "re"); |
ba64af90 LP |
1282 | if (!m->proc_swaps) { |
1283 | if (errno == ENOENT) | |
1284 | log_debug("Not swap enabled, skipping enumeration"); | |
1285 | else | |
1286 | log_error_errno(errno, "Failed to open /proc/swaps: %m"); | |
1287 | ||
1288 | return; | |
1289 | } | |
4e434314 | 1290 | |
151b9b96 | 1291 | r = sd_event_add_io(m->event, &m->swap_event_source, fileno(m->proc_swaps), EPOLLPRI, swap_dispatch_io, m); |
ba64af90 LP |
1292 | if (r < 0) { |
1293 | log_error_errno(r, "Failed to watch /proc/swaps: %m"); | |
29083707 | 1294 | goto fail; |
ba64af90 | 1295 | } |
29083707 LP |
1296 | |
1297 | /* Dispatch this before we dispatch SIGCHLD, so that | |
1298 | * we always get the events from /proc/swaps before | |
1299 | * the SIGCHLD of /sbin/swapon. */ | |
1300 | r = sd_event_source_set_priority(m->swap_event_source, -10); | |
ba64af90 LP |
1301 | if (r < 0) { |
1302 | log_error_errno(r, "Failed to change /proc/swaps priority: %m"); | |
718db961 | 1303 | goto fail; |
ba64af90 | 1304 | } |
7dfbe2e3 TG |
1305 | |
1306 | (void) sd_event_source_set_description(m->swap_event_source, "swap-proc"); | |
4e434314 LP |
1307 | } |
1308 | ||
646134dc ZJS |
1309 | r = swap_load_proc_swaps(m, false); |
1310 | if (r < 0) | |
718db961 LP |
1311 | goto fail; |
1312 | ||
ba64af90 | 1313 | return; |
07b0b134 | 1314 | |
718db961 LP |
1315 | fail: |
1316 | swap_shutdown(m); | |
07b0b134 ML |
1317 | } |
1318 | ||
628c89cc | 1319 | int swap_process_device_new(Manager *m, struct udev_device *dev) { |
9670d583 LP |
1320 | struct udev_list_entry *item = NULL, *first = NULL; |
1321 | _cleanup_free_ char *e = NULL; | |
1322 | const char *dn; | |
1323 | Swap *s; | |
1324 | int r = 0; | |
1325 | ||
1326 | assert(m); | |
1327 | assert(dev); | |
1328 | ||
1329 | dn = udev_device_get_devnode(dev); | |
1330 | if (!dn) | |
1331 | return 0; | |
1332 | ||
7410616c LP |
1333 | r = unit_name_from_path(dn, ".swap", &e); |
1334 | if (r < 0) | |
1335 | return r; | |
9670d583 LP |
1336 | |
1337 | s = hashmap_get(m->units, e); | |
1338 | if (s) | |
1339 | r = swap_set_devnode(s, dn); | |
1340 | ||
1341 | first = udev_device_get_devlinks_list_entry(dev); | |
1342 | udev_list_entry_foreach(item, first) { | |
1343 | _cleanup_free_ char *n = NULL; | |
7410616c | 1344 | int q; |
9670d583 | 1345 | |
7410616c LP |
1346 | q = unit_name_from_path(udev_list_entry_get_name(item), ".swap", &n); |
1347 | if (q < 0) | |
1348 | return q; | |
9670d583 LP |
1349 | |
1350 | s = hashmap_get(m->units, n); | |
1351 | if (s) { | |
9670d583 LP |
1352 | q = swap_set_devnode(s, dn); |
1353 | if (q < 0) | |
1354 | r = q; | |
1355 | } | |
1356 | } | |
1357 | ||
1358 | return r; | |
1359 | } | |
1360 | ||
628c89cc | 1361 | int swap_process_device_remove(Manager *m, struct udev_device *dev) { |
9670d583 LP |
1362 | const char *dn; |
1363 | int r = 0; | |
1364 | Swap *s; | |
1365 | ||
1366 | dn = udev_device_get_devnode(dev); | |
1367 | if (!dn) | |
1368 | return 0; | |
1369 | ||
1370 | while ((s = hashmap_get(m->swaps_by_devnode, dn))) { | |
1371 | int q; | |
1372 | ||
1373 | q = swap_set_devnode(s, NULL); | |
1374 | if (q < 0) | |
1375 | r = q; | |
1376 | } | |
1377 | ||
1378 | return r; | |
1379 | } | |
1380 | ||
fdf20a31 | 1381 | static void swap_reset_failed(Unit *u) { |
5632e374 LP |
1382 | Swap *s = SWAP(u); |
1383 | ||
1384 | assert(s); | |
1385 | ||
fdf20a31 | 1386 | if (s->state == SWAP_FAILED) |
5632e374 | 1387 | swap_set_state(s, SWAP_DEAD); |
e04aad61 | 1388 | |
e1770af8 | 1389 | s->result = SWAP_SUCCESS; |
5632e374 LP |
1390 | } |
1391 | ||
718db961 | 1392 | static int swap_kill(Unit *u, KillWho who, int signo, sd_bus_error *error) { |
814cc562 | 1393 | return unit_kill_common(u, who, signo, -1, SWAP(u)->control_pid, error); |
8a0867d6 LP |
1394 | } |
1395 | ||
7a7821c8 | 1396 | static int swap_get_timeout(Unit *u, usec_t *timeout) { |
68db7a3b | 1397 | Swap *s = SWAP(u); |
7a7821c8 | 1398 | usec_t t; |
68db7a3b ZJS |
1399 | int r; |
1400 | ||
1401 | if (!s->timer_event_source) | |
1402 | return 0; | |
1403 | ||
7a7821c8 | 1404 | r = sd_event_source_get_time(s->timer_event_source, &t); |
68db7a3b ZJS |
1405 | if (r < 0) |
1406 | return r; | |
7a7821c8 LP |
1407 | if (t == USEC_INFINITY) |
1408 | return 0; | |
68db7a3b | 1409 | |
7a7821c8 | 1410 | *timeout = t; |
68db7a3b ZJS |
1411 | return 1; |
1412 | } | |
1413 | ||
1c2e9646 | 1414 | static bool swap_supported(void) { |
0faacd47 LP |
1415 | static int supported = -1; |
1416 | ||
1417 | /* If swap support is not available in the kernel, or we are | |
1418 | * running in a container we don't support swap units, and any | |
1419 | * attempts to starting one should fail immediately. */ | |
1420 | ||
1421 | if (supported < 0) | |
1422 | supported = | |
1423 | access("/proc/swaps", F_OK) >= 0 && | |
75f86906 | 1424 | detect_container() <= 0; |
0faacd47 LP |
1425 | |
1426 | return supported; | |
1427 | } | |
1428 | ||
291d565a LP |
1429 | static int swap_control_pid(Unit *u) { |
1430 | Swap *s = SWAP(u); | |
1431 | ||
1432 | assert(s); | |
1433 | ||
1434 | return s->control_pid; | |
1435 | } | |
1436 | ||
e04aad61 LP |
1437 | static const char* const swap_exec_command_table[_SWAP_EXEC_COMMAND_MAX] = { |
1438 | [SWAP_EXEC_ACTIVATE] = "ExecActivate", | |
1439 | [SWAP_EXEC_DEACTIVATE] = "ExecDeactivate", | |
1440 | }; | |
1441 | ||
1442 | DEFINE_STRING_TABLE_LOOKUP(swap_exec_command, SwapExecCommand); | |
1443 | ||
e1770af8 LP |
1444 | static const char* const swap_result_table[_SWAP_RESULT_MAX] = { |
1445 | [SWAP_SUCCESS] = "success", | |
1446 | [SWAP_FAILURE_RESOURCES] = "resources", | |
1447 | [SWAP_FAILURE_TIMEOUT] = "timeout", | |
1448 | [SWAP_FAILURE_EXIT_CODE] = "exit-code", | |
1449 | [SWAP_FAILURE_SIGNAL] = "signal", | |
1450 | [SWAP_FAILURE_CORE_DUMP] = "core-dump" | |
1451 | }; | |
1452 | ||
1453 | DEFINE_STRING_TABLE_LOOKUP(swap_result, SwapResult); | |
1454 | ||
07b0b134 | 1455 | const UnitVTable swap_vtable = { |
7d17cfbc | 1456 | .object_size = sizeof(Swap), |
718db961 LP |
1457 | .exec_context_offset = offsetof(Swap, exec_context), |
1458 | .cgroup_context_offset = offsetof(Swap, cgroup_context), | |
1459 | .kill_context_offset = offsetof(Swap, kill_context), | |
613b411c | 1460 | .exec_runtime_offset = offsetof(Swap, exec_runtime), |
3ef63c31 | 1461 | |
f975e971 LP |
1462 | .sections = |
1463 | "Unit\0" | |
1464 | "Swap\0" | |
1465 | "Install\0", | |
4ad49000 | 1466 | .private_section = "Swap", |
71645aca | 1467 | |
e04aad61 | 1468 | .no_alias = true, |
07b0b134 ML |
1469 | .no_instances = true, |
1470 | ||
4e85aff4 | 1471 | .init = swap_init, |
07b0b134 | 1472 | .load = swap_load, |
6e620bec | 1473 | .done = swap_done, |
07b0b134 ML |
1474 | |
1475 | .coldplug = swap_coldplug, | |
1476 | ||
1477 | .dump = swap_dump, | |
1478 | ||
1479 | .start = swap_start, | |
1480 | .stop = swap_stop, | |
1481 | ||
8a0867d6 LP |
1482 | .kill = swap_kill, |
1483 | ||
68db7a3b ZJS |
1484 | .get_timeout = swap_get_timeout, |
1485 | ||
07b0b134 ML |
1486 | .serialize = swap_serialize, |
1487 | .deserialize_item = swap_deserialize_item, | |
1488 | ||
1489 | .active_state = swap_active_state, | |
1490 | .sub_state_to_string = swap_sub_state_to_string, | |
1491 | ||
1492 | .check_gc = swap_check_gc, | |
1493 | ||
e04aad61 | 1494 | .sigchld_event = swap_sigchld_event, |
e04aad61 LP |
1495 | |
1496 | .reset_failed = swap_reset_failed, | |
1497 | ||
291d565a LP |
1498 | .control_pid = swap_control_pid, |
1499 | ||
718db961 | 1500 | .bus_vtable = bus_swap_vtable, |
74c964d3 LP |
1501 | .bus_set_property = bus_swap_set_property, |
1502 | .bus_commit_properties = bus_swap_commit_properties, | |
07b0b134 | 1503 | |
e04aad61 | 1504 | .following = swap_following, |
6210e7fc | 1505 | .following_set = swap_following_set, |
5632e374 | 1506 | |
6e620bec | 1507 | .enumerate = swap_enumerate, |
c6918296 | 1508 | .shutdown = swap_shutdown, |
0faacd47 | 1509 | .supported = swap_supported, |
c6918296 MS |
1510 | |
1511 | .status_message_formats = { | |
1512 | .starting_stopping = { | |
1513 | [0] = "Activating swap %s...", | |
1514 | [1] = "Deactivating swap %s...", | |
1515 | }, | |
1516 | .finished_start_job = { | |
1517 | [JOB_DONE] = "Activated swap %s.", | |
1518 | [JOB_FAILED] = "Failed to activate swap %s.", | |
c6918296 MS |
1519 | [JOB_TIMEOUT] = "Timed out activating swap %s.", |
1520 | }, | |
1521 | .finished_stop_job = { | |
1522 | [JOB_DONE] = "Deactivated swap %s.", | |
1523 | [JOB_FAILED] = "Failed deactivating swap %s.", | |
1524 | [JOB_TIMEOUT] = "Timed out deactivating swap %s.", | |
1525 | }, | |
1526 | }, | |
07b0b134 | 1527 | }; |