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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
291d565a LP |
2 | /*** |
3 | This file is part of systemd. | |
4 | ||
5 | Copyright 2016 Lennart Poettering | |
6 | ||
7 | systemd is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU Lesser General Public License as published by | |
9 | the Free Software Foundation; either version 2.1 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | systemd is distributed in the hope that it will be useful, but | |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public License | |
18 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
19 | ***/ | |
20 | ||
21 | #include "alloc-util.h" | |
22 | #include "bus-internal.h" | |
23 | #include "bus-unit-util.h" | |
24 | #include "bus-util.h" | |
cffaed83 | 25 | #include "cap-list.h" |
291d565a | 26 | #include "cgroup-util.h" |
cffaed83 | 27 | #include "cpu-set-util.h" |
291d565a | 28 | #include "env-util.h" |
cffaed83 | 29 | #include "errno-list.h" |
291d565a LP |
30 | #include "escape.h" |
31 | #include "hashmap.h" | |
3dc5ca97 LP |
32 | #include "hostname-util.h" |
33 | #include "in-addr-util.h" | |
291d565a LP |
34 | #include "list.h" |
35 | #include "locale-util.h" | |
83555251 | 36 | #include "mount-util.h" |
add00535 | 37 | #include "nsflags.h" |
291d565a LP |
38 | #include "parse-util.h" |
39 | #include "path-util.h" | |
40 | #include "process-util.h" | |
41 | #include "rlimit-util.h" | |
cffaed83 | 42 | #include "securebits-util.h" |
291d565a LP |
43 | #include "signal-util.h" |
44 | #include "string-util.h" | |
45 | #include "syslog-util.h" | |
46 | #include "terminal-util.h" | |
cffaed83 | 47 | #include "user-util.h" |
291d565a LP |
48 | #include "utf8.h" |
49 | #include "util.h" | |
50 | ||
20b16441 LP |
51 | int bus_parse_unit_info(sd_bus_message *message, UnitInfo *u) { |
52 | assert(message); | |
53 | assert(u); | |
54 | ||
55 | u->machine = NULL; | |
56 | ||
57 | return sd_bus_message_read( | |
58 | message, | |
59 | "(ssssssouso)", | |
60 | &u->id, | |
61 | &u->description, | |
62 | &u->load_state, | |
63 | &u->active_state, | |
64 | &u->sub_state, | |
65 | &u->following, | |
66 | &u->unit_path, | |
67 | &u->job_id, | |
68 | &u->job_type, | |
69 | &u->job_path); | |
70 | } | |
71 | ||
3dc5ca97 LP |
72 | static int bus_append_ip_address_access(sd_bus_message *m, int family, const union in_addr_union *prefix, unsigned char prefixlen) { |
73 | int r; | |
74 | ||
75 | assert(m); | |
76 | assert(prefix); | |
77 | ||
78 | r = sd_bus_message_open_container(m, 'r', "iayu"); | |
79 | if (r < 0) | |
80 | return r; | |
81 | ||
82 | r = sd_bus_message_append(m, "i", family); | |
83 | if (r < 0) | |
84 | return r; | |
85 | ||
86 | r = sd_bus_message_append_array(m, 'y', prefix, FAMILY_ADDRESS_SIZE(family)); | |
87 | if (r < 0) | |
88 | return r; | |
89 | ||
90 | r = sd_bus_message_append(m, "u", prefixlen); | |
91 | if (r < 0) | |
92 | return r; | |
93 | ||
94 | return sd_bus_message_close_container(m); | |
95 | } | |
96 | ||
20b16441 LP |
97 | int bus_append_unit_property_assignment(sd_bus_message *m, const char *assignment) { |
98 | const char *eq, *field; | |
289188ca | 99 | UnitDependency dep; |
20b16441 LP |
100 | int r, rl; |
101 | ||
102 | assert(m); | |
103 | assert(assignment); | |
104 | ||
105 | eq = strchr(assignment, '='); | |
106 | if (!eq) { | |
107 | log_error("Not an assignment: %s", assignment); | |
108 | return -EINVAL; | |
109 | } | |
110 | ||
111 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv"); | |
112 | if (r < 0) | |
113 | return bus_log_create_error(r); | |
114 | ||
115 | field = strndupa(assignment, eq - assignment); | |
116 | eq++; | |
117 | ||
118 | if (streq(field, "CPUQuota")) { | |
119 | ||
120 | if (isempty(eq)) | |
121 | r = sd_bus_message_append(m, "sv", "CPUQuotaPerSecUSec", "t", USEC_INFINITY); | |
9184ca48 | 122 | else { |
5124866d | 123 | r = parse_percent_unbounded(eq); |
9184ca48 LP |
124 | if (r <= 0) { |
125 | log_error_errno(r, "CPU quota '%s' invalid.", eq); | |
20b16441 LP |
126 | return -EINVAL; |
127 | } | |
128 | ||
9184ca48 | 129 | r = sd_bus_message_append(m, "sv", "CPUQuotaPerSecUSec", "t", (usec_t) r * USEC_PER_SEC / 100U); |
20b16441 LP |
130 | } |
131 | ||
132 | goto finish; | |
133 | ||
134 | } else if (streq(field, "EnvironmentFile")) { | |
135 | ||
136 | r = sd_bus_message_append(m, "sv", "EnvironmentFiles", "a(sb)", 1, | |
137 | eq[0] == '-' ? eq + 1 : eq, | |
138 | eq[0] == '-'); | |
139 | goto finish; | |
140 | ||
141 | } else if (STR_IN_SET(field, "AccuracySec", "RandomizedDelaySec", "RuntimeMaxSec")) { | |
142 | char *n; | |
143 | usec_t t; | |
144 | size_t l; | |
9184ca48 | 145 | |
20b16441 LP |
146 | r = parse_sec(eq, &t); |
147 | if (r < 0) | |
148 | return log_error_errno(r, "Failed to parse %s= parameter: %s", field, eq); | |
149 | ||
150 | l = strlen(field); | |
151 | n = newa(char, l + 2); | |
152 | if (!n) | |
153 | return log_oom(); | |
154 | ||
155 | /* Change suffix Sec → USec */ | |
156 | strcpy(mempcpy(n, field, l - 3), "USec"); | |
157 | r = sd_bus_message_append(m, "sv", n, "t", t); | |
158 | goto finish; | |
d58d600e | 159 | |
d3070fbd LP |
160 | } else if (streq(field, "LogExtraFields")) { |
161 | ||
162 | r = sd_bus_message_append(m, "s", "LogExtraFields"); | |
163 | if (r < 0) | |
164 | goto finish; | |
165 | ||
166 | r = sd_bus_message_open_container(m, 'v', "aay"); | |
167 | if (r < 0) | |
168 | goto finish; | |
169 | ||
170 | r = sd_bus_message_open_container(m, 'a', "ay"); | |
171 | if (r < 0) | |
172 | goto finish; | |
173 | ||
174 | r = sd_bus_message_append_array(m, 'y', eq, strlen(eq)); | |
175 | if (r < 0) | |
176 | goto finish; | |
177 | ||
178 | r = sd_bus_message_close_container(m); | |
179 | if (r < 0) | |
180 | goto finish; | |
181 | ||
182 | r = sd_bus_message_close_container(m); | |
183 | goto finish; | |
184 | ||
d58d600e LP |
185 | } else if (STR_IN_SET(field, "MemoryLow", "MemoryHigh", "MemoryMax", "MemoryLimit")) { |
186 | uint64_t bytes; | |
187 | ||
188 | if (isempty(eq) || streq(eq, "infinity")) | |
189 | bytes = CGROUP_LIMIT_MAX; | |
190 | else { | |
191 | r = parse_percent(eq); | |
192 | if (r >= 0) { | |
193 | char *n; | |
194 | ||
195 | /* When this is a percentage we'll convert this into a relative value in the range | |
f7903e8d | 196 | * 0…UINT32_MAX and pass it in the MemoryLowScale property (and related |
d58d600e LP |
197 | * ones). This way the physical memory size can be determined server-side */ |
198 | ||
f7903e8d | 199 | n = strjoina(field, "Scale"); |
d58d600e LP |
200 | r = sd_bus_message_append(m, "sv", n, "u", (uint32_t) (((uint64_t) UINT32_MAX * r) / 100U)); |
201 | goto finish; | |
202 | ||
203 | } else { | |
204 | r = parse_size(eq, 1024, &bytes); | |
205 | if (r < 0) | |
206 | return log_error_errno(r, "Failed to parse bytes specification %s", assignment); | |
207 | } | |
208 | } | |
209 | ||
210 | r = sd_bus_message_append(m, "sv", field, "t", bytes); | |
211 | goto finish; | |
02638280 LP |
212 | |
213 | } else if (streq(field, "Delegate")) { | |
214 | ||
215 | r = parse_boolean(eq); | |
216 | if (r < 0) { | |
217 | const char *p = eq; | |
218 | ||
219 | r = sd_bus_message_append(m, "s", "DelegateControllers"); | |
220 | if (r < 0) | |
221 | goto finish; | |
222 | ||
223 | r = sd_bus_message_open_container(m, 'v', "as"); | |
224 | if (r < 0) | |
225 | goto finish; | |
226 | ||
227 | r = sd_bus_message_open_container(m, 'a', "s"); | |
228 | if (r < 0) | |
229 | goto finish; | |
230 | ||
231 | for (;;) { | |
232 | _cleanup_free_ char *word = NULL; | |
233 | ||
234 | r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES); | |
235 | if (r == 0) | |
236 | break; | |
237 | if (r == -ENOMEM) | |
238 | return log_oom(); | |
239 | if (r < 0) | |
240 | return log_error_errno(r, "Invalid syntax: %s", eq); | |
241 | ||
242 | r = sd_bus_message_append(m, "s", word); | |
243 | if (r < 0) | |
244 | goto finish; | |
245 | } | |
246 | ||
247 | r = sd_bus_message_close_container(m); | |
248 | if (r < 0) | |
249 | goto finish; | |
250 | ||
251 | r = sd_bus_message_close_container(m); | |
252 | } else | |
253 | r = sd_bus_message_append(m, "sv", "Delegate", "b", r); | |
254 | ||
255 | goto finish; | |
256 | ||
83f8e808 LP |
257 | } else if (streq(field, "TasksMax")) { |
258 | uint64_t t; | |
259 | ||
260 | if (isempty(eq) || streq(eq, "infinity")) | |
261 | t = (uint64_t) -1; | |
262 | else { | |
263 | r = parse_percent(eq); | |
264 | if (r >= 0) { | |
265 | r = sd_bus_message_append(m, "sv", "TasksMaxScale", "u", (uint32_t) (((uint64_t) UINT32_MAX * r) / 100U)); | |
266 | goto finish; | |
267 | } else { | |
268 | r = safe_atou64(eq, &t); | |
269 | if (r < 0) | |
270 | return log_error_errno(r, "Failed to parse maximum tasks specification %s", assignment); | |
271 | } | |
272 | ||
273 | } | |
274 | ||
275 | r = sd_bus_message_append(m, "sv", "TasksMax", "t", t); | |
276 | goto finish; | |
20b16441 LP |
277 | } |
278 | ||
279 | r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field); | |
280 | if (r < 0) | |
281 | return bus_log_create_error(r); | |
282 | ||
283 | rl = rlimit_from_string(field); | |
284 | if (rl >= 0) { | |
285 | const char *sn; | |
286 | struct rlimit l; | |
287 | ||
288 | r = rlimit_parse(rl, eq, &l); | |
289 | if (r < 0) | |
290 | return log_error_errno(r, "Failed to parse resource limit: %s", eq); | |
291 | ||
292 | r = sd_bus_message_append(m, "v", "t", l.rlim_max); | |
293 | if (r < 0) | |
294 | return bus_log_create_error(r); | |
295 | ||
296 | r = sd_bus_message_close_container(m); | |
297 | if (r < 0) | |
298 | return bus_log_create_error(r); | |
299 | ||
300 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv"); | |
301 | if (r < 0) | |
302 | return bus_log_create_error(r); | |
303 | ||
304 | sn = strjoina(field, "Soft"); | |
305 | r = sd_bus_message_append(m, "sv", sn, "t", l.rlim_cur); | |
306 | ||
307 | } else if (STR_IN_SET(field, | |
3dc5ca97 LP |
308 | "CPUAccounting", "MemoryAccounting", "IOAccounting", "BlockIOAccounting", |
309 | "TasksAccounting", "IPAccounting", "SendSIGHUP", "SendSIGKILL", "WakeSystem", | |
310 | "DefaultDependencies", "IgnoreSIGPIPE", "TTYVHangup", "TTYReset", "TTYVTDisallocate", | |
311 | "RemainAfterExit", "PrivateTmp", "PrivateDevices", "PrivateNetwork", "PrivateUsers", | |
02638280 | 312 | "NoNewPrivileges", "SyslogLevelPrefix", "RemainAfterElapse", |
3dc5ca97 LP |
313 | "MemoryDenyWriteExecute", "RestrictRealtime", "DynamicUser", "RemoveIPC", |
314 | "ProtectKernelTunables", "ProtectKernelModules", "ProtectControlGroups", "MountAPIVFS", | |
3167f78a | 315 | "CPUSchedulingResetOnFork", "LockPersonality")) { |
20b16441 LP |
316 | |
317 | r = parse_boolean(eq); | |
318 | if (r < 0) | |
319 | return log_error_errno(r, "Failed to parse boolean assignment %s.", assignment); | |
320 | ||
321 | r = sd_bus_message_append(m, "v", "b", r); | |
322 | ||
66ebf6c0 TH |
323 | } else if (STR_IN_SET(field, "CPUWeight", "StartupCPUWeight")) { |
324 | uint64_t u; | |
325 | ||
326 | r = cg_weight_parse(eq, &u); | |
327 | if (r < 0) { | |
328 | log_error("Failed to parse %s value %s.", field, eq); | |
329 | return -EINVAL; | |
330 | } | |
331 | ||
332 | r = sd_bus_message_append(m, "v", "t", u); | |
333 | ||
20b16441 LP |
334 | } else if (STR_IN_SET(field, "CPUShares", "StartupCPUShares")) { |
335 | uint64_t u; | |
336 | ||
337 | r = cg_cpu_shares_parse(eq, &u); | |
338 | if (r < 0) { | |
339 | log_error("Failed to parse %s value %s.", field, eq); | |
340 | return -EINVAL; | |
341 | } | |
342 | ||
343 | r = sd_bus_message_append(m, "v", "t", u); | |
344 | ||
13c31542 TH |
345 | } else if (STR_IN_SET(field, "IOWeight", "StartupIOWeight")) { |
346 | uint64_t u; | |
347 | ||
348 | r = cg_weight_parse(eq, &u); | |
349 | if (r < 0) { | |
350 | log_error("Failed to parse %s value %s.", field, eq); | |
351 | return -EINVAL; | |
352 | } | |
353 | ||
354 | r = sd_bus_message_append(m, "v", "t", u); | |
355 | ||
20b16441 LP |
356 | } else if (STR_IN_SET(field, "BlockIOWeight", "StartupBlockIOWeight")) { |
357 | uint64_t u; | |
358 | ||
3fdf9ad7 | 359 | r = cg_blkio_weight_parse(eq, &u); |
20b16441 LP |
360 | if (r < 0) { |
361 | log_error("Failed to parse %s value %s.", field, eq); | |
362 | return -EINVAL; | |
363 | } | |
364 | ||
365 | r = sd_bus_message_append(m, "v", "t", u); | |
366 | ||
367 | } else if (STR_IN_SET(field, | |
368 | "User", "Group", "DevicePolicy", "KillMode", | |
369 | "UtmpIdentifier", "UtmpMode", "PAMName", "TTYPath", | |
370 | "StandardInput", "StandardOutput", "StandardError", | |
371 | "Description", "Slice", "Type", "WorkingDirectory", | |
372 | "RootDirectory", "SyslogIdentifier", "ProtectSystem", | |
9efb9df9 | 373 | "ProtectHome", "SELinuxContext", "Restart", "RootImage", |
b1edf445 | 374 | "NotifyAccess", "RuntimeDirectoryPreserve", "Personality", |
5afe510c | 375 | "KeyringMode", "CollectMode")) |
20b16441 LP |
376 | r = sd_bus_message_append(m, "v", "s", eq); |
377 | ||
cffaed83 YW |
378 | else if (STR_IN_SET(field, "AppArmorProfile", "SmackProcessLabel")) { |
379 | bool ignore; | |
380 | const char *s; | |
381 | ||
382 | if (eq[0] == '-') { | |
383 | ignore = true; | |
384 | s = eq + 1; | |
385 | } else { | |
386 | ignore = false; | |
387 | s = eq; | |
388 | } | |
389 | ||
390 | r = sd_bus_message_append(m, "v", "(bs)", ignore, s); | |
391 | ||
d3070fbd | 392 | } else if (STR_IN_SET(field, "SyslogLevel", "LogLevelMax")) { |
20b16441 LP |
393 | int level; |
394 | ||
395 | level = log_level_from_string(eq); | |
396 | if (level < 0) { | |
397 | log_error("Failed to parse %s value %s.", field, eq); | |
398 | return -EINVAL; | |
399 | } | |
400 | ||
401 | r = sd_bus_message_append(m, "v", "i", level); | |
402 | ||
403 | } else if (streq(field, "SyslogFacility")) { | |
404 | int facility; | |
405 | ||
406 | facility = log_facility_unshifted_from_string(eq); | |
407 | if (facility < 0) { | |
408 | log_error("Failed to parse %s value %s.", field, eq); | |
409 | return -EINVAL; | |
410 | } | |
411 | ||
412 | r = sd_bus_message_append(m, "v", "i", facility); | |
413 | ||
cffaed83 YW |
414 | } else if (streq(field, "SecureBits")) { |
415 | ||
416 | r = secure_bits_from_string(eq); | |
417 | if (r < 0) { | |
418 | log_error("Failed to parse %s value %s.", field, eq); | |
419 | return -EINVAL; | |
420 | } | |
421 | ||
422 | r = sd_bus_message_append(m, "v", "i", r); | |
423 | ||
424 | } else if (STR_IN_SET(field, "CapabilityBoundingSet", "AmbientCapabilities")) { | |
425 | uint64_t sum = 0; | |
426 | bool invert = false; | |
427 | const char *p; | |
428 | ||
429 | p = eq; | |
430 | if (*p == '~') { | |
431 | invert = true; | |
432 | p++; | |
433 | } | |
434 | ||
435 | r = capability_set_from_string(p, &sum); | |
436 | if (r < 0) { | |
437 | log_error("Failed to parse %s value %s.", field, eq); | |
438 | return -EINVAL; | |
439 | } | |
440 | ||
441 | sum = invert ? ~sum : sum; | |
442 | ||
443 | r = sd_bus_message_append(m, "v", "t", sum); | |
444 | ||
20b16441 LP |
445 | } else if (streq(field, "DeviceAllow")) { |
446 | ||
447 | if (isempty(eq)) | |
448 | r = sd_bus_message_append(m, "v", "a(ss)", 0); | |
449 | else { | |
450 | const char *path, *rwm, *e; | |
451 | ||
452 | e = strchr(eq, ' '); | |
453 | if (e) { | |
454 | path = strndupa(eq, e - eq); | |
455 | rwm = e+1; | |
456 | } else { | |
457 | path = eq; | |
458 | rwm = ""; | |
459 | } | |
460 | ||
3ccb8862 | 461 | if (!is_deviceallow_pattern(path)) { |
20b16441 LP |
462 | log_error("%s is not a device file in /dev.", path); |
463 | return -EINVAL; | |
464 | } | |
465 | ||
466 | r = sd_bus_message_append(m, "v", "a(ss)", 1, path, rwm); | |
467 | } | |
468 | ||
9be57249 | 469 | } else if (cgroup_io_limit_type_from_string(field) >= 0 || STR_IN_SET(field, "BlockIOReadBandwidth", "BlockIOWriteBandwidth")) { |
20b16441 LP |
470 | |
471 | if (isempty(eq)) | |
472 | r = sd_bus_message_append(m, "v", "a(st)", 0); | |
473 | else { | |
474 | const char *path, *bandwidth, *e; | |
475 | uint64_t bytes; | |
476 | ||
477 | e = strchr(eq, ' '); | |
478 | if (e) { | |
479 | path = strndupa(eq, e - eq); | |
480 | bandwidth = e+1; | |
481 | } else { | |
482 | log_error("Failed to parse %s value %s.", field, eq); | |
483 | return -EINVAL; | |
484 | } | |
485 | ||
486 | if (!path_startswith(path, "/dev")) { | |
487 | log_error("%s is not a device file in /dev.", path); | |
488 | return -EINVAL; | |
489 | } | |
490 | ||
e57c9ce1 | 491 | if (streq(bandwidth, "infinity")) { |
13c31542 TH |
492 | bytes = CGROUP_LIMIT_MAX; |
493 | } else { | |
494 | r = parse_size(bandwidth, 1000, &bytes); | |
495 | if (r < 0) { | |
496 | log_error("Failed to parse byte value %s.", bandwidth); | |
497 | return -EINVAL; | |
498 | } | |
20b16441 LP |
499 | } |
500 | ||
501 | r = sd_bus_message_append(m, "v", "a(st)", 1, path, bytes); | |
502 | } | |
503 | ||
13c31542 | 504 | } else if (STR_IN_SET(field, "IODeviceWeight", "BlockIODeviceWeight")) { |
20b16441 LP |
505 | |
506 | if (isempty(eq)) | |
507 | r = sd_bus_message_append(m, "v", "a(st)", 0); | |
508 | else { | |
509 | const char *path, *weight, *e; | |
510 | uint64_t u; | |
511 | ||
512 | e = strchr(eq, ' '); | |
513 | if (e) { | |
514 | path = strndupa(eq, e - eq); | |
515 | weight = e+1; | |
516 | } else { | |
517 | log_error("Failed to parse %s value %s.", field, eq); | |
518 | return -EINVAL; | |
519 | } | |
520 | ||
521 | if (!path_startswith(path, "/dev")) { | |
522 | log_error("%s is not a device file in /dev.", path); | |
523 | return -EINVAL; | |
524 | } | |
525 | ||
526 | r = safe_atou64(weight, &u); | |
527 | if (r < 0) { | |
528 | log_error("Failed to parse %s value %s.", field, weight); | |
529 | return -EINVAL; | |
530 | } | |
096a4d53 | 531 | r = sd_bus_message_append(m, "v", "a(st)", 1, path, u); |
20b16441 LP |
532 | } |
533 | ||
3dc5ca97 LP |
534 | } else if (STR_IN_SET(field, "IPAddressAllow", "IPAddressDeny")) { |
535 | ||
536 | if (isempty(eq)) | |
537 | r = sd_bus_message_append(m, "v", "a(iayu)", 0); | |
538 | else { | |
539 | unsigned char prefixlen; | |
540 | union in_addr_union prefix = {}; | |
541 | int family; | |
542 | ||
543 | r = sd_bus_message_open_container(m, 'v', "a(iayu)"); | |
544 | if (r < 0) | |
545 | return bus_log_create_error(r); | |
546 | ||
547 | r = sd_bus_message_open_container(m, 'a', "(iayu)"); | |
548 | if (r < 0) | |
549 | return bus_log_create_error(r); | |
550 | ||
551 | if (streq(eq, "any")) { | |
552 | /* "any" is a shortcut for 0.0.0.0/0 and ::/0 */ | |
553 | ||
554 | r = bus_append_ip_address_access(m, AF_INET, &prefix, 0); | |
555 | if (r < 0) | |
556 | return bus_log_create_error(r); | |
557 | ||
558 | r = bus_append_ip_address_access(m, AF_INET6, &prefix, 0); | |
559 | if (r < 0) | |
560 | return bus_log_create_error(r); | |
561 | ||
562 | } else if (is_localhost(eq)) { | |
563 | /* "localhost" is a shortcut for 127.0.0.0/8 and ::1/128 */ | |
564 | ||
565 | prefix.in.s_addr = htobe32(0x7f000000); | |
566 | r = bus_append_ip_address_access(m, AF_INET, &prefix, 8); | |
567 | if (r < 0) | |
568 | return bus_log_create_error(r); | |
569 | ||
570 | prefix.in6 = (struct in6_addr) IN6ADDR_LOOPBACK_INIT; | |
571 | r = bus_append_ip_address_access(m, AF_INET6, &prefix, 128); | |
572 | if (r < 0) | |
573 | return r; | |
574 | ||
575 | } else if (streq(eq, "link-local")) { | |
576 | ||
577 | /* "link-local" is a shortcut for 169.254.0.0/16 and fe80::/64 */ | |
578 | ||
579 | prefix.in.s_addr = htobe32((UINT32_C(169) << 24 | UINT32_C(254) << 16)); | |
580 | r = bus_append_ip_address_access(m, AF_INET, &prefix, 16); | |
581 | if (r < 0) | |
582 | return bus_log_create_error(r); | |
583 | ||
584 | prefix.in6 = (struct in6_addr) { | |
5a10b4d6 | 585 | .s6_addr32[0] = htobe32(0xfe800000) |
3dc5ca97 LP |
586 | }; |
587 | r = bus_append_ip_address_access(m, AF_INET6, &prefix, 64); | |
588 | if (r < 0) | |
589 | return bus_log_create_error(r); | |
590 | ||
591 | } else if (streq(eq, "multicast")) { | |
592 | ||
593 | /* "multicast" is a shortcut for 224.0.0.0/4 and ff00::/8 */ | |
594 | ||
595 | prefix.in.s_addr = htobe32((UINT32_C(224) << 24)); | |
596 | r = bus_append_ip_address_access(m, AF_INET, &prefix, 4); | |
597 | if (r < 0) | |
598 | return bus_log_create_error(r); | |
599 | ||
600 | prefix.in6 = (struct in6_addr) { | |
5a10b4d6 | 601 | .s6_addr32[0] = htobe32(0xff000000) |
3dc5ca97 LP |
602 | }; |
603 | r = bus_append_ip_address_access(m, AF_INET6, &prefix, 8); | |
604 | if (r < 0) | |
605 | return bus_log_create_error(r); | |
606 | ||
607 | } else { | |
608 | r = in_addr_prefix_from_string_auto(eq, &family, &prefix, &prefixlen); | |
609 | if (r < 0) | |
610 | return log_error_errno(r, "Failed to parse IP address prefix: %s", eq); | |
611 | ||
612 | r = bus_append_ip_address_access(m, family, &prefix, prefixlen); | |
613 | if (r < 0) | |
614 | return bus_log_create_error(r); | |
615 | } | |
616 | ||
617 | r = sd_bus_message_close_container(m); | |
618 | if (r < 0) | |
619 | return bus_log_create_error(r); | |
620 | ||
621 | r = sd_bus_message_close_container(m); | |
622 | if (r < 0) | |
623 | return bus_log_create_error(r); | |
624 | } | |
625 | ||
cffaed83 YW |
626 | } else if (streq(field, "CPUSchedulingPolicy")) { |
627 | int n; | |
628 | ||
629 | n = sched_policy_from_string(eq); | |
630 | if (n < 0) | |
631 | return log_error_errno(r, "Failed to parse CPUSchedulingPolicy: %s", eq); | |
632 | ||
633 | r = sd_bus_message_append(m, "v", "i", (int32_t) n); | |
634 | ||
635 | } else if (streq(field, "CPUSchedulingPriority")) { | |
636 | int n; | |
637 | ||
638 | r = safe_atoi(eq, &n); | |
639 | if (r < 0) | |
640 | return log_error_errno(r, "Failed to parse CPUSchedulingPriority: %s", eq); | |
641 | if (!sched_priority_is_valid(n)) | |
642 | return log_error_errno(r, "Invalid CPUSchedulingPriority: %s", eq); | |
643 | ||
644 | r = sd_bus_message_append(m, "v", "i", (int32_t) n); | |
645 | ||
646 | } else if (streq(field, "CPUAffinity")) { | |
647 | _cleanup_cpu_free_ cpu_set_t *cpuset = NULL; | |
648 | int ncpus; | |
649 | ||
650 | ncpus = parse_cpu_set(eq, &cpuset); | |
651 | if (ncpus < 0) | |
652 | return log_error_errno(r, "Failed to parse %s value: %s", field, eq); | |
653 | ||
654 | r = sd_bus_message_open_container(m, 'v', "ay"); | |
655 | if (r < 0) | |
656 | return bus_log_create_error(r); | |
657 | ||
658 | if (cpuset) | |
659 | sd_bus_message_append_array(m, 'y', cpuset, CPU_ALLOC_SIZE(ncpus)); | |
660 | ||
661 | r = sd_bus_message_close_container(m); | |
662 | ||
20b16441 | 663 | } else if (streq(field, "Nice")) { |
41bf0590 | 664 | int n; |
20b16441 | 665 | |
41bf0590 LP |
666 | r = parse_nice(eq, &n); |
667 | if (r < 0) | |
668 | return log_error_errno(r, "Failed to parse nice value: %s", eq); | |
20b16441 | 669 | |
41bf0590 | 670 | r = sd_bus_message_append(m, "v", "i", (int32_t) n); |
20b16441 | 671 | |
349cc4a5 | 672 | #if HAVE_SECCOMP |
cffaed83 YW |
673 | |
674 | } else if (streq(field, "SystemCallFilter")) { | |
675 | int whitelist; | |
3f856a28 | 676 | _cleanup_strv_free_ char **l = NULL; |
cffaed83 YW |
677 | const char *p; |
678 | ||
cffaed83 YW |
679 | p = eq; |
680 | if (*p == '~') { | |
681 | whitelist = 0; | |
682 | p++; | |
683 | } else | |
684 | whitelist = 1; | |
685 | ||
cffaed83 | 686 | if (whitelist != 0) { |
3f856a28 | 687 | r = strv_extend(&l, "@default"); |
cffaed83 | 688 | if (r < 0) |
3f856a28 | 689 | return log_oom(); |
cffaed83 YW |
690 | } |
691 | ||
692 | for (;;) { | |
693 | _cleanup_free_ char *word = NULL; | |
694 | ||
695 | r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES); | |
696 | if (r < 0) | |
697 | return log_error_errno(r, "Failed to parse %s value: %s", field, eq); | |
698 | if (r == 0) | |
699 | break; | |
700 | ||
3f856a28 | 701 | r = strv_extend(&l, word); |
cffaed83 | 702 | if (r < 0) |
3f856a28 | 703 | return log_oom(); |
cffaed83 YW |
704 | } |
705 | ||
3f856a28 YW |
706 | r = sd_bus_message_open_container(m, 'v', "(bas)"); |
707 | if (r < 0) | |
708 | return bus_log_create_error(r); | |
709 | ||
710 | r = sd_bus_message_open_container(m, 'r', "bas"); | |
711 | if (r < 0) | |
712 | return bus_log_create_error(r); | |
713 | ||
714 | r = sd_bus_message_append_basic(m, 'b', &whitelist); | |
715 | if (r < 0) | |
716 | return bus_log_create_error(r); | |
717 | ||
718 | r = sd_bus_message_append_strv(m, l); | |
719 | if (r < 0) | |
720 | return bus_log_create_error(r); | |
721 | ||
cffaed83 YW |
722 | r = sd_bus_message_close_container(m); |
723 | if (r < 0) | |
724 | return bus_log_create_error(r); | |
725 | ||
726 | r = sd_bus_message_close_container(m); | |
3f856a28 YW |
727 | if (r < 0) |
728 | return bus_log_create_error(r); | |
cffaed83 YW |
729 | |
730 | } else if (streq(field, "SystemCallArchitectures")) { | |
731 | const char *p; | |
732 | ||
733 | r = sd_bus_message_open_container(m, 'v', "as"); | |
734 | if (r < 0) | |
735 | return bus_log_create_error(r); | |
736 | ||
737 | r = sd_bus_message_open_container(m, 'a', "s"); | |
738 | if (r < 0) | |
739 | return bus_log_create_error(r); | |
740 | ||
741 | for (p = eq;;) { | |
742 | _cleanup_free_ char *word = NULL; | |
743 | ||
744 | r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES); | |
745 | if (r < 0) | |
746 | return log_error_errno(r, "Failed to parse %s value: %s", field, eq); | |
747 | if (r == 0) | |
748 | break; | |
749 | ||
750 | r = sd_bus_message_append_basic(m, 's', word); | |
751 | if (r < 0) | |
752 | return bus_log_create_error(r); | |
753 | } | |
754 | ||
755 | r = sd_bus_message_close_container(m); | |
756 | if (r < 0) | |
757 | return bus_log_create_error(r); | |
758 | ||
759 | r = sd_bus_message_close_container(m); | |
760 | ||
761 | } else if (streq(field, "SystemCallErrorNumber")) { | |
762 | int n; | |
763 | ||
3df90f24 YW |
764 | n = parse_errno(eq); |
765 | if (n <= 0) | |
cffaed83 YW |
766 | return log_error_errno(r, "Failed to parse %s value: %s", field, eq); |
767 | ||
768 | r = sd_bus_message_append(m, "v", "i", (int32_t) n); | |
769 | ||
770 | } else if (streq(field, "RestrictAddressFamilies")) { | |
771 | int whitelist; | |
3f856a28 YW |
772 | _cleanup_strv_free_ char **l = NULL; |
773 | const char *p = eq; | |
cffaed83 | 774 | |
cffaed83 YW |
775 | if (*p == '~') { |
776 | whitelist = 0; | |
777 | p++; | |
778 | } else | |
779 | whitelist = 1; | |
780 | ||
cffaed83 YW |
781 | for (;;) { |
782 | _cleanup_free_ char *word = NULL; | |
783 | ||
784 | r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES); | |
785 | if (r < 0) | |
786 | return log_error_errno(r, "Failed to parse %s value: %s", field, eq); | |
787 | if (r == 0) | |
788 | break; | |
789 | ||
3f856a28 | 790 | r = strv_extend(&l, word); |
cffaed83 | 791 | if (r < 0) |
3f856a28 | 792 | return log_oom(); |
cffaed83 YW |
793 | } |
794 | ||
3f856a28 YW |
795 | r = sd_bus_message_open_container(m, 'v', "(bas)"); |
796 | if (r < 0) | |
797 | return bus_log_create_error(r); | |
798 | ||
799 | r = sd_bus_message_open_container(m, 'r', "bas"); | |
800 | if (r < 0) | |
801 | return bus_log_create_error(r); | |
802 | ||
803 | r = sd_bus_message_append_basic(m, 'b', &whitelist); | |
804 | if (r < 0) | |
805 | return bus_log_create_error(r); | |
806 | ||
807 | r = sd_bus_message_append_strv(m, l); | |
cffaed83 YW |
808 | if (r < 0) |
809 | return bus_log_create_error(r); | |
810 | ||
811 | r = sd_bus_message_close_container(m); | |
3f856a28 YW |
812 | if (r < 0) |
813 | return bus_log_create_error(r); | |
cffaed83 | 814 | |
3f856a28 YW |
815 | r = sd_bus_message_close_container(m); |
816 | if (r < 0) | |
817 | return bus_log_create_error(r); | |
cffaed83 | 818 | #endif |
9efb9df9 LP |
819 | } else if (streq(field, "FileDescriptorStoreMax")) { |
820 | unsigned u; | |
821 | ||
822 | r = safe_atou(eq, &u); | |
823 | if (r < 0) | |
824 | return log_error_errno(r, "Failed to parse file descriptor store limit: %s", eq); | |
825 | ||
826 | r = sd_bus_message_append(m, "v", "u", (uint32_t) u); | |
827 | ||
7f452159 LP |
828 | } else if (streq(field, "IOSchedulingClass")) { |
829 | int c; | |
830 | ||
831 | c = ioprio_class_from_string(eq); | |
832 | if (c < 0) | |
833 | return log_error_errno(r, "Failed to parse IO scheduling class: %s", eq); | |
834 | ||
835 | r = sd_bus_message_append(m, "v", "i", (int32_t) c); | |
836 | ||
837 | } else if (streq(field, "IOSchedulingPriority")) { | |
838 | int q; | |
839 | ||
840 | r = ioprio_parse_priority(eq, &q); | |
841 | if (r < 0) | |
842 | return log_error_errno(r, "Failed to parse IO scheduling priority: %s", eq); | |
843 | ||
844 | r = sd_bus_message_append(m, "v", "i", (int32_t) q); | |
845 | ||
00819cc1 | 846 | } else if (STR_IN_SET(field, "Environment", "UnsetEnvironment", "PassEnvironment")) { |
20b16441 LP |
847 | const char *p; |
848 | ||
849 | r = sd_bus_message_open_container(m, 'v', "as"); | |
850 | if (r < 0) | |
851 | return bus_log_create_error(r); | |
852 | ||
853 | r = sd_bus_message_open_container(m, 'a', "s"); | |
854 | if (r < 0) | |
855 | return bus_log_create_error(r); | |
856 | ||
c58bd76a | 857 | for (p = eq;;) { |
20b16441 LP |
858 | _cleanup_free_ char *word = NULL; |
859 | ||
860 | r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES|EXTRACT_CUNESCAPE); | |
861 | if (r < 0) { | |
862 | log_error("Failed to parse Environment value %s", eq); | |
863 | return -EINVAL; | |
864 | } | |
865 | if (r == 0) | |
866 | break; | |
867 | ||
868 | if (streq(field, "Environment")) { | |
869 | if (!env_assignment_is_valid(word)) { | |
870 | log_error("Invalid environment assignment: %s", word); | |
871 | return -EINVAL; | |
872 | } | |
00819cc1 LP |
873 | } else if (streq(field, "UnsetEnvironment")) { |
874 | if (!env_assignment_is_valid(word) && !env_name_is_valid(word)) { | |
875 | log_error("Invalid environment name or assignment: %s", word); | |
876 | return -EINVAL; | |
877 | } | |
20b16441 LP |
878 | } else { /* PassEnvironment */ |
879 | if (!env_name_is_valid(word)) { | |
880 | log_error("Invalid environment variable name: %s", word); | |
881 | return -EINVAL; | |
882 | } | |
883 | } | |
884 | ||
885 | r = sd_bus_message_append_basic(m, 's', word); | |
886 | if (r < 0) | |
887 | return bus_log_create_error(r); | |
888 | } | |
889 | ||
890 | r = sd_bus_message_close_container(m); | |
891 | if (r < 0) | |
892 | return bus_log_create_error(r); | |
893 | ||
894 | r = sd_bus_message_close_container(m); | |
895 | ||
896 | } else if (streq(field, "KillSignal")) { | |
897 | int sig; | |
898 | ||
899 | sig = signal_from_string_try_harder(eq); | |
900 | if (sig < 0) { | |
901 | log_error("Failed to parse %s value %s.", field, eq); | |
902 | return -EINVAL; | |
903 | } | |
904 | ||
905 | r = sd_bus_message_append(m, "v", "i", sig); | |
906 | ||
907 | } else if (streq(field, "TimerSlackNSec")) { | |
908 | nsec_t n; | |
909 | ||
910 | r = parse_nsec(eq, &n); | |
911 | if (r < 0) { | |
912 | log_error("Failed to parse %s value %s", field, eq); | |
913 | return -EINVAL; | |
914 | } | |
915 | ||
916 | r = sd_bus_message_append(m, "v", "t", n); | |
917 | } else if (streq(field, "OOMScoreAdjust")) { | |
918 | int oa; | |
919 | ||
920 | r = safe_atoi(eq, &oa); | |
921 | if (r < 0) { | |
922 | log_error("Failed to parse %s value %s", field, eq); | |
923 | return -EINVAL; | |
924 | } | |
925 | ||
926 | if (!oom_score_adjust_is_valid(oa)) { | |
927 | log_error("OOM score adjust value out of range"); | |
928 | return -EINVAL; | |
929 | } | |
930 | ||
931 | r = sd_bus_message_append(m, "v", "i", oa); | |
2a624c36 AP |
932 | } else if (STR_IN_SET(field, "ReadWriteDirectories", "ReadOnlyDirectories", "InaccessibleDirectories", |
933 | "ReadWritePaths", "ReadOnlyPaths", "InaccessiblePaths")) { | |
20b16441 LP |
934 | const char *p; |
935 | ||
936 | r = sd_bus_message_open_container(m, 'v', "as"); | |
937 | if (r < 0) | |
938 | return bus_log_create_error(r); | |
939 | ||
940 | r = sd_bus_message_open_container(m, 'a', "s"); | |
941 | if (r < 0) | |
942 | return bus_log_create_error(r); | |
943 | ||
c58bd76a | 944 | for (p = eq;;) { |
20b16441 | 945 | _cleanup_free_ char *word = NULL; |
20b7a007 | 946 | size_t offset; |
20b16441 LP |
947 | |
948 | r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES); | |
949 | if (r < 0) { | |
950 | log_error("Failed to parse %s value %s", field, eq); | |
951 | return -EINVAL; | |
952 | } | |
953 | if (r == 0) | |
954 | break; | |
955 | ||
956 | if (!utf8_is_valid(word)) { | |
957 | log_error("Failed to parse %s value %s", field, eq); | |
958 | return -EINVAL; | |
959 | } | |
960 | ||
961 | offset = word[0] == '-'; | |
20b7a007 LP |
962 | offset += word[offset] == '+'; |
963 | ||
20b16441 LP |
964 | if (!path_is_absolute(word + offset)) { |
965 | log_error("Failed to parse %s value %s", field, eq); | |
966 | return -EINVAL; | |
967 | } | |
968 | ||
969 | path_kill_slashes(word + offset); | |
970 | ||
971 | r = sd_bus_message_append_basic(m, 's', word); | |
972 | if (r < 0) | |
973 | return bus_log_create_error(r); | |
974 | } | |
975 | ||
976 | r = sd_bus_message_close_container(m); | |
977 | if (r < 0) | |
978 | return bus_log_create_error(r); | |
979 | ||
980 | r = sd_bus_message_close_container(m); | |
981 | ||
cffaed83 YW |
982 | } else if (streq(field, "SupplementaryGroups")) { |
983 | const char *p; | |
984 | ||
985 | r = sd_bus_message_open_container(m, 'v', "as"); | |
986 | if (r < 0) | |
987 | return bus_log_create_error(r); | |
988 | ||
989 | r = sd_bus_message_open_container(m, 'a', "s"); | |
990 | if (r < 0) | |
991 | return bus_log_create_error(r); | |
992 | ||
993 | for (p = eq;;) { | |
994 | _cleanup_free_ char *word = NULL; | |
995 | ||
996 | r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES); | |
997 | if (r < 0) { | |
998 | log_error("Failed to parse %s value %s", field, eq); | |
999 | return -EINVAL; | |
1000 | } | |
1001 | if (r == 0) | |
1002 | break; | |
1003 | ||
1004 | if (!valid_user_group_name_or_id(word)) { | |
1005 | log_error("Failed to parse %s value %s", field, eq); | |
1006 | return -EINVAL; | |
1007 | } | |
1008 | ||
1009 | r = sd_bus_message_append_basic(m, 's', word); | |
1010 | if (r < 0) | |
1011 | return bus_log_create_error(r); | |
1012 | } | |
1013 | ||
1014 | r = sd_bus_message_close_container(m); | |
1015 | if (r < 0) | |
1016 | return bus_log_create_error(r); | |
1017 | ||
1018 | r = sd_bus_message_close_container(m); | |
1019 | ||
1020 | } else if (STR_IN_SET(field, "RuntimeDirectoryMode", "StateDirectoryMode", "CacheDirectoryMode", "LogsDirectoryMode", "ConfigurationDirectoryMode", "UMask")) { | |
53f47dfc YW |
1021 | mode_t mode; |
1022 | ||
1023 | r = parse_mode(eq, &mode); | |
1024 | if (r < 0) | |
1025 | return log_error_errno(r, "Failed to parse %s value %s", field, eq); | |
1026 | ||
1027 | r = sd_bus_message_append(m, "v", "u", mode); | |
1028 | ||
3536f49e | 1029 | } else if (STR_IN_SET(field, "RuntimeDirectory", "StateDirectory", "CacheDirectory", "LogsDirectory", "ConfigurationDirectory")) { |
20b16441 LP |
1030 | const char *p; |
1031 | ||
1032 | r = sd_bus_message_open_container(m, 'v', "as"); | |
1033 | if (r < 0) | |
1034 | return bus_log_create_error(r); | |
1035 | ||
1036 | r = sd_bus_message_open_container(m, 'a', "s"); | |
1037 | if (r < 0) | |
1038 | return bus_log_create_error(r); | |
1039 | ||
c58bd76a | 1040 | for (p = eq;;) { |
20b16441 LP |
1041 | _cleanup_free_ char *word = NULL; |
1042 | ||
1043 | r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES); | |
091e9efe LP |
1044 | if (r == -ENOMEM) |
1045 | return log_oom(); | |
20b16441 LP |
1046 | if (r < 0) |
1047 | return log_error_errno(r, "Failed to parse %s value %s", field, eq); | |
20b16441 LP |
1048 | if (r == 0) |
1049 | break; | |
1050 | ||
1051 | r = sd_bus_message_append_basic(m, 's', word); | |
1052 | if (r < 0) | |
1053 | return bus_log_create_error(r); | |
1054 | } | |
1055 | ||
1056 | r = sd_bus_message_close_container(m); | |
1057 | if (r < 0) | |
1058 | return bus_log_create_error(r); | |
1059 | ||
1060 | r = sd_bus_message_close_container(m); | |
1061 | ||
add00535 LP |
1062 | } else if (streq(field, "RestrictNamespaces")) { |
1063 | bool invert = false; | |
0d7578dc | 1064 | unsigned long flags = 0; |
add00535 LP |
1065 | |
1066 | if (eq[0] == '~') { | |
1067 | invert = true; | |
1068 | eq++; | |
1069 | } | |
1070 | ||
1071 | r = parse_boolean(eq); | |
1072 | if (r > 0) | |
1073 | flags = 0; | |
1074 | else if (r == 0) | |
1075 | flags = NAMESPACE_FLAGS_ALL; | |
1076 | else { | |
1077 | r = namespace_flag_from_string_many(eq, &flags); | |
1078 | if (r < 0) | |
1079 | return log_error_errno(r, "Failed to parse %s value %s.", field, eq); | |
1080 | } | |
1081 | ||
1082 | if (invert) | |
1083 | flags = (~flags) & NAMESPACE_FLAGS_ALL; | |
1084 | ||
0d7578dc | 1085 | r = sd_bus_message_append(m, "v", "t", (uint64_t) flags); |
289188ca LP |
1086 | } else if ((dep = unit_dependency_from_string(field)) >= 0) |
1087 | r = sd_bus_message_append(m, "v", "as", 1, eq); | |
83555251 LP |
1088 | else if (streq(field, "MountFlags")) { |
1089 | unsigned long f; | |
1090 | ||
c7383828 ZJS |
1091 | r = mount_propagation_flags_from_string(eq, &f); |
1092 | if (r < 0) | |
1093 | return log_error_errno(r, "Failed to parse mount propagation flags: %s", eq); | |
83555251 | 1094 | |
b9e2d822 | 1095 | r = sd_bus_message_append(m, "v", "t", (uint64_t) f); |
d2d6c096 LP |
1096 | } else if (STR_IN_SET(field, "BindPaths", "BindReadOnlyPaths")) { |
1097 | const char *p = eq; | |
1098 | ||
1099 | r = sd_bus_message_open_container(m, 'v', "a(ssbt)"); | |
1100 | if (r < 0) | |
1101 | return r; | |
1102 | ||
1103 | r = sd_bus_message_open_container(m, 'a', "(ssbt)"); | |
1104 | if (r < 0) | |
1105 | return r; | |
1106 | ||
1107 | for (;;) { | |
1108 | _cleanup_free_ char *source = NULL, *destination = NULL; | |
1109 | char *s = NULL, *d = NULL; | |
1110 | bool ignore_enoent = false; | |
1111 | uint64_t flags = MS_REC; | |
1112 | ||
1113 | r = extract_first_word(&p, &source, ":" WHITESPACE, EXTRACT_QUOTES|EXTRACT_DONT_COALESCE_SEPARATORS); | |
1114 | if (r < 0) | |
1115 | return log_error_errno(r, "Failed to parse argument: %m"); | |
1116 | if (r == 0) | |
1117 | break; | |
1118 | ||
1119 | s = source; | |
1120 | if (s[0] == '-') { | |
1121 | ignore_enoent = true; | |
1122 | s++; | |
1123 | } | |
1124 | ||
1125 | if (p && p[-1] == ':') { | |
1126 | r = extract_first_word(&p, &destination, ":" WHITESPACE, EXTRACT_QUOTES|EXTRACT_DONT_COALESCE_SEPARATORS); | |
1127 | if (r < 0) | |
1128 | return log_error_errno(r, "Failed to parse argument: %m"); | |
1129 | if (r == 0) { | |
1130 | log_error("Missing argument after ':': %s", eq); | |
1131 | return -EINVAL; | |
1132 | } | |
1133 | ||
1134 | d = destination; | |
1135 | ||
1136 | if (p && p[-1] == ':') { | |
1137 | _cleanup_free_ char *options = NULL; | |
1138 | ||
1139 | r = extract_first_word(&p, &options, NULL, EXTRACT_QUOTES); | |
1140 | if (r < 0) | |
1141 | return log_error_errno(r, "Failed to parse argument: %m"); | |
1142 | ||
1143 | if (isempty(options) || streq(options, "rbind")) | |
1144 | flags = MS_REC; | |
1145 | else if (streq(options, "norbind")) | |
1146 | flags = 0; | |
1147 | else { | |
1148 | log_error("Unknown options: %s", eq); | |
1149 | return -EINVAL; | |
1150 | } | |
1151 | } | |
1152 | } else | |
1153 | d = s; | |
1154 | ||
1155 | ||
1156 | r = sd_bus_message_append(m, "(ssbt)", s, d, ignore_enoent, flags); | |
1157 | if (r < 0) | |
1158 | return r; | |
1159 | } | |
1160 | ||
1161 | r = sd_bus_message_close_container(m); | |
1162 | if (r < 0) | |
1163 | return r; | |
1164 | ||
1165 | r = sd_bus_message_close_container(m); | |
83555251 | 1166 | } else { |
20b16441 LP |
1167 | log_error("Unknown assignment %s.", assignment); |
1168 | return -EINVAL; | |
1169 | } | |
1170 | ||
1171 | finish: | |
1172 | if (r < 0) | |
1173 | return bus_log_create_error(r); | |
1174 | ||
1175 | r = sd_bus_message_close_container(m); | |
1176 | if (r < 0) | |
1177 | return bus_log_create_error(r); | |
1178 | ||
1179 | return 0; | |
1180 | } | |
1181 | ||
8673cf13 LP |
1182 | int bus_append_unit_property_assignment_many(sd_bus_message *m, char **l) { |
1183 | char **i; | |
1184 | int r; | |
1185 | ||
1186 | assert(m); | |
1187 | ||
1188 | STRV_FOREACH(i, l) { | |
1189 | r = bus_append_unit_property_assignment(m, *i); | |
1190 | if (r < 0) | |
1191 | return r; | |
1192 | } | |
1193 | ||
1194 | return 0; | |
1195 | } | |
1196 | ||
20b16441 LP |
1197 | typedef struct BusWaitForJobs { |
1198 | sd_bus *bus; | |
1199 | Set *jobs; | |
1200 | ||
1201 | char *name; | |
1202 | char *result; | |
1203 | ||
1204 | sd_bus_slot *slot_job_removed; | |
1205 | sd_bus_slot *slot_disconnected; | |
1206 | } BusWaitForJobs; | |
1207 | ||
1208 | static int match_disconnected(sd_bus_message *m, void *userdata, sd_bus_error *error) { | |
1209 | assert(m); | |
1210 | ||
1211 | log_error("Warning! D-Bus connection terminated."); | |
1212 | sd_bus_close(sd_bus_message_get_bus(m)); | |
1213 | ||
1214 | return 0; | |
1215 | } | |
1216 | ||
1217 | static int match_job_removed(sd_bus_message *m, void *userdata, sd_bus_error *error) { | |
1218 | const char *path, *unit, *result; | |
1219 | BusWaitForJobs *d = userdata; | |
1220 | uint32_t id; | |
1221 | char *found; | |
1222 | int r; | |
1223 | ||
1224 | assert(m); | |
1225 | assert(d); | |
1226 | ||
1227 | r = sd_bus_message_read(m, "uoss", &id, &path, &unit, &result); | |
1228 | if (r < 0) { | |
1229 | bus_log_parse_error(r); | |
1230 | return 0; | |
1231 | } | |
1232 | ||
1233 | found = set_remove(d->jobs, (char*) path); | |
1234 | if (!found) | |
1235 | return 0; | |
1236 | ||
1237 | free(found); | |
1238 | ||
1239 | if (!isempty(result)) | |
1240 | d->result = strdup(result); | |
1241 | ||
1242 | if (!isempty(unit)) | |
1243 | d->name = strdup(unit); | |
1244 | ||
1245 | return 0; | |
1246 | } | |
1247 | ||
1248 | void bus_wait_for_jobs_free(BusWaitForJobs *d) { | |
1249 | if (!d) | |
1250 | return; | |
1251 | ||
1252 | set_free_free(d->jobs); | |
1253 | ||
1254 | sd_bus_slot_unref(d->slot_disconnected); | |
1255 | sd_bus_slot_unref(d->slot_job_removed); | |
1256 | ||
1257 | sd_bus_unref(d->bus); | |
1258 | ||
1259 | free(d->name); | |
1260 | free(d->result); | |
1261 | ||
1262 | free(d); | |
1263 | } | |
1264 | ||
1265 | int bus_wait_for_jobs_new(sd_bus *bus, BusWaitForJobs **ret) { | |
1266 | _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *d = NULL; | |
1267 | int r; | |
1268 | ||
1269 | assert(bus); | |
1270 | assert(ret); | |
1271 | ||
1272 | d = new0(BusWaitForJobs, 1); | |
1273 | if (!d) | |
1274 | return -ENOMEM; | |
1275 | ||
1276 | d->bus = sd_bus_ref(bus); | |
1277 | ||
1278 | /* When we are a bus client we match by sender. Direct | |
1279 | * connections OTOH have no initialized sender field, and | |
1280 | * hence we ignore the sender then */ | |
1281 | r = sd_bus_add_match( | |
1282 | bus, | |
1283 | &d->slot_job_removed, | |
1284 | bus->bus_client ? | |
1285 | "type='signal'," | |
1286 | "sender='org.freedesktop.systemd1'," | |
1287 | "interface='org.freedesktop.systemd1.Manager'," | |
1288 | "member='JobRemoved'," | |
1289 | "path='/org/freedesktop/systemd1'" : | |
1290 | "type='signal'," | |
1291 | "interface='org.freedesktop.systemd1.Manager'," | |
1292 | "member='JobRemoved'," | |
1293 | "path='/org/freedesktop/systemd1'", | |
1294 | match_job_removed, d); | |
1295 | if (r < 0) | |
1296 | return r; | |
1297 | ||
1298 | r = sd_bus_add_match( | |
1299 | bus, | |
1300 | &d->slot_disconnected, | |
1301 | "type='signal'," | |
1302 | "sender='org.freedesktop.DBus.Local'," | |
1303 | "interface='org.freedesktop.DBus.Local'," | |
1304 | "member='Disconnected'", | |
1305 | match_disconnected, d); | |
1306 | if (r < 0) | |
1307 | return r; | |
1308 | ||
1309 | *ret = d; | |
1310 | d = NULL; | |
1311 | ||
1312 | return 0; | |
1313 | } | |
1314 | ||
1315 | static int bus_process_wait(sd_bus *bus) { | |
1316 | int r; | |
1317 | ||
1318 | for (;;) { | |
1319 | r = sd_bus_process(bus, NULL); | |
1320 | if (r < 0) | |
1321 | return r; | |
1322 | if (r > 0) | |
1323 | return 0; | |
1324 | ||
1325 | r = sd_bus_wait(bus, (uint64_t) -1); | |
1326 | if (r < 0) | |
1327 | return r; | |
1328 | } | |
1329 | } | |
1330 | ||
1331 | static int bus_job_get_service_result(BusWaitForJobs *d, char **result) { | |
1332 | _cleanup_free_ char *dbus_path = NULL; | |
1333 | ||
1334 | assert(d); | |
1335 | assert(d->name); | |
1336 | assert(result); | |
1337 | ||
bd5a1c91 LP |
1338 | if (!endswith(d->name, ".service")) |
1339 | return -EINVAL; | |
1340 | ||
20b16441 LP |
1341 | dbus_path = unit_dbus_path_from_name(d->name); |
1342 | if (!dbus_path) | |
1343 | return -ENOMEM; | |
1344 | ||
1345 | return sd_bus_get_property_string(d->bus, | |
1346 | "org.freedesktop.systemd1", | |
1347 | dbus_path, | |
1348 | "org.freedesktop.systemd1.Service", | |
1349 | "Result", | |
1350 | NULL, | |
1351 | result); | |
1352 | } | |
1353 | ||
1354 | static const struct { | |
1355 | const char *result, *explanation; | |
1356 | } explanations [] = { | |
0b2de9d9 | 1357 | { "resources", "of unavailable resources or another system error" }, |
7ed0a4c5 | 1358 | { "protocol", "the service did not take the steps required by its unit configuration" }, |
20b16441 LP |
1359 | { "timeout", "a timeout was exceeded" }, |
1360 | { "exit-code", "the control process exited with error code" }, | |
1361 | { "signal", "a fatal signal was delivered to the control process" }, | |
1362 | { "core-dump", "a fatal signal was delivered causing the control process to dump core" }, | |
1363 | { "watchdog", "the service failed to send watchdog ping" }, | |
1364 | { "start-limit", "start of the service was attempted too often" } | |
1365 | }; | |
1366 | ||
1367 | static void log_job_error_with_service_result(const char* service, const char *result, const char* const* extra_args) { | |
1368 | _cleanup_free_ char *service_shell_quoted = NULL; | |
1369 | const char *systemctl = "systemctl", *journalctl = "journalctl"; | |
1370 | ||
1371 | assert(service); | |
1372 | ||
804ee07c | 1373 | service_shell_quoted = shell_maybe_quote(service, ESCAPE_BACKSLASH); |
20b16441 | 1374 | |
3a58ca47 | 1375 | if (!strv_isempty((char**) extra_args)) { |
20b16441 LP |
1376 | _cleanup_free_ char *t; |
1377 | ||
1378 | t = strv_join((char**) extra_args, " "); | |
1379 | systemctl = strjoina("systemctl ", t ? : "<args>"); | |
1380 | journalctl = strjoina("journalctl ", t ? : "<args>"); | |
1381 | } | |
1382 | ||
1383 | if (!isempty(result)) { | |
1384 | unsigned i; | |
1385 | ||
1386 | for (i = 0; i < ELEMENTSOF(explanations); ++i) | |
1387 | if (streq(result, explanations[i].result)) | |
1388 | break; | |
1389 | ||
1390 | if (i < ELEMENTSOF(explanations)) { | |
1391 | log_error("Job for %s failed because %s.\n" | |
1392 | "See \"%s status %s\" and \"%s -xe\" for details.\n", | |
1393 | service, | |
1394 | explanations[i].explanation, | |
1395 | systemctl, | |
1396 | service_shell_quoted ?: "<service>", | |
1397 | journalctl); | |
1398 | goto finish; | |
1399 | } | |
1400 | } | |
1401 | ||
1402 | log_error("Job for %s failed.\n" | |
1403 | "See \"%s status %s\" and \"%s -xe\" for details.\n", | |
1404 | service, | |
1405 | systemctl, | |
1406 | service_shell_quoted ?: "<service>", | |
1407 | journalctl); | |
1408 | ||
1409 | finish: | |
1410 | /* For some results maybe additional explanation is required */ | |
1411 | if (streq_ptr(result, "start-limit")) | |
1412 | log_info("To force a start use \"%1$s reset-failed %2$s\"\n" | |
1413 | "followed by \"%1$s start %2$s\" again.", | |
1414 | systemctl, | |
1415 | service_shell_quoted ?: "<service>"); | |
1416 | } | |
1417 | ||
1418 | static int check_wait_response(BusWaitForJobs *d, bool quiet, const char* const* extra_args) { | |
1419 | int r = 0; | |
1420 | ||
1421 | assert(d->result); | |
1422 | ||
1423 | if (!quiet) { | |
1424 | if (streq(d->result, "canceled")) | |
1425 | log_error("Job for %s canceled.", strna(d->name)); | |
1426 | else if (streq(d->result, "timeout")) | |
1427 | log_error("Job for %s timed out.", strna(d->name)); | |
1428 | else if (streq(d->result, "dependency")) | |
1429 | log_error("A dependency job for %s failed. See 'journalctl -xe' for details.", strna(d->name)); | |
1430 | else if (streq(d->result, "invalid")) | |
1431 | log_error("%s is not active, cannot reload.", strna(d->name)); | |
1432 | else if (streq(d->result, "assert")) | |
1433 | log_error("Assertion failed on job for %s.", strna(d->name)); | |
1434 | else if (streq(d->result, "unsupported")) | |
1435 | log_error("Operation on or unit type of %s not supported on this system.", strna(d->name)); | |
c5a97ed1 LP |
1436 | else if (streq(d->result, "collected")) |
1437 | log_error("Queued job for %s was garbage collected.", strna(d->name)); | |
ae835bc7 | 1438 | else if (!STR_IN_SET(d->result, "done", "skipped")) { |
20b16441 | 1439 | if (d->name) { |
20b16441 | 1440 | _cleanup_free_ char *result = NULL; |
bd5a1c91 | 1441 | int q; |
20b16441 LP |
1442 | |
1443 | q = bus_job_get_service_result(d, &result); | |
1444 | if (q < 0) | |
bd5a1c91 | 1445 | log_debug_errno(q, "Failed to get Result property of unit %s: %m", d->name); |
20b16441 LP |
1446 | |
1447 | log_job_error_with_service_result(d->name, result, extra_args); | |
1448 | } else | |
1449 | log_error("Job failed. See \"journalctl -xe\" for details."); | |
1450 | } | |
1451 | } | |
1452 | ||
c5a97ed1 | 1453 | if (STR_IN_SET(d->result, "canceled", "collected")) |
20b16441 LP |
1454 | r = -ECANCELED; |
1455 | else if (streq(d->result, "timeout")) | |
1456 | r = -ETIME; | |
1457 | else if (streq(d->result, "dependency")) | |
1458 | r = -EIO; | |
1459 | else if (streq(d->result, "invalid")) | |
1460 | r = -ENOEXEC; | |
1461 | else if (streq(d->result, "assert")) | |
1462 | r = -EPROTO; | |
1463 | else if (streq(d->result, "unsupported")) | |
1464 | r = -EOPNOTSUPP; | |
ae835bc7 | 1465 | else if (!STR_IN_SET(d->result, "done", "skipped")) |
20b16441 LP |
1466 | r = -EIO; |
1467 | ||
1468 | return r; | |
1469 | } | |
1470 | ||
1471 | int bus_wait_for_jobs(BusWaitForJobs *d, bool quiet, const char* const* extra_args) { | |
1472 | int r = 0; | |
1473 | ||
1474 | assert(d); | |
1475 | ||
1476 | while (!set_isempty(d->jobs)) { | |
1477 | int q; | |
1478 | ||
1479 | q = bus_process_wait(d->bus); | |
1480 | if (q < 0) | |
1481 | return log_error_errno(q, "Failed to wait for response: %m"); | |
1482 | ||
1483 | if (d->result) { | |
1484 | q = check_wait_response(d, quiet, extra_args); | |
1485 | /* Return the first error as it is most likely to be | |
1486 | * meaningful. */ | |
1487 | if (q < 0 && r == 0) | |
1488 | r = q; | |
1489 | ||
1490 | log_debug_errno(q, "Got result %s/%m for job %s", strna(d->result), strna(d->name)); | |
1491 | } | |
1492 | ||
1493 | d->name = mfree(d->name); | |
1494 | d->result = mfree(d->result); | |
1495 | } | |
1496 | ||
1497 | return r; | |
1498 | } | |
1499 | ||
1500 | int bus_wait_for_jobs_add(BusWaitForJobs *d, const char *path) { | |
1501 | int r; | |
1502 | ||
1503 | assert(d); | |
1504 | ||
1505 | r = set_ensure_allocated(&d->jobs, &string_hash_ops); | |
1506 | if (r < 0) | |
1507 | return r; | |
1508 | ||
1509 | return set_put_strdup(d->jobs, path); | |
1510 | } | |
1511 | ||
1512 | int bus_wait_for_jobs_one(BusWaitForJobs *d, const char *path, bool quiet) { | |
1513 | int r; | |
1514 | ||
1515 | r = bus_wait_for_jobs_add(d, path); | |
1516 | if (r < 0) | |
1517 | return log_oom(); | |
1518 | ||
1519 | return bus_wait_for_jobs(d, quiet, NULL); | |
1520 | } | |
1521 | ||
1522 | int bus_deserialize_and_dump_unit_file_changes(sd_bus_message *m, bool quiet, UnitFileChange **changes, unsigned *n_changes) { | |
1523 | const char *type, *path, *source; | |
1524 | int r; | |
1525 | ||
acc0269c CH |
1526 | /* changes is dereferenced when calling unit_file_dump_changes() later, |
1527 | * so we have to make sure this is not NULL. */ | |
1528 | assert(changes); | |
1529 | assert(n_changes); | |
1530 | ||
20b16441 LP |
1531 | r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sss)"); |
1532 | if (r < 0) | |
1533 | return bus_log_parse_error(r); | |
1534 | ||
1535 | while ((r = sd_bus_message_read(m, "(sss)", &type, &path, &source)) > 0) { | |
1536 | /* We expect only "success" changes to be sent over the bus. | |
1537 | Hence, reject anything negative. */ | |
1538 | UnitFileChangeType ch = unit_file_change_type_from_string(type); | |
1539 | ||
1540 | if (ch < 0) { | |
1541 | log_notice("Manager reported unknown change type \"%s\" for path \"%s\", ignoring.", type, path); | |
1542 | continue; | |
1543 | } | |
1544 | ||
1545 | r = unit_file_changes_add(changes, n_changes, ch, path, source); | |
1546 | if (r < 0) | |
1547 | return r; | |
1548 | } | |
1549 | if (r < 0) | |
1550 | return bus_log_parse_error(r); | |
1551 | ||
1552 | r = sd_bus_message_exit_container(m); | |
1553 | if (r < 0) | |
1554 | return bus_log_parse_error(r); | |
1555 | ||
35d379b2 | 1556 | unit_file_dump_changes(0, NULL, *changes, *n_changes, quiet); |
20b16441 LP |
1557 | return 0; |
1558 | } | |
1559 | ||
291d565a LP |
1560 | struct CGroupInfo { |
1561 | char *cgroup_path; | |
1562 | bool is_const; /* If false, cgroup_path should be free()'d */ | |
1563 | ||
1564 | Hashmap *pids; /* PID → process name */ | |
1565 | bool done; | |
1566 | ||
1567 | struct CGroupInfo *parent; | |
1568 | LIST_FIELDS(struct CGroupInfo, siblings); | |
1569 | LIST_HEAD(struct CGroupInfo, children); | |
1570 | size_t n_children; | |
1571 | }; | |
1572 | ||
1573 | static bool IS_ROOT(const char *p) { | |
1574 | return isempty(p) || streq(p, "/"); | |
1575 | } | |
1576 | ||
1577 | static int add_cgroup(Hashmap *cgroups, const char *path, bool is_const, struct CGroupInfo **ret) { | |
1578 | struct CGroupInfo *parent = NULL, *cg; | |
1579 | int r; | |
1580 | ||
1581 | assert(cgroups); | |
1582 | assert(ret); | |
1583 | ||
1584 | if (IS_ROOT(path)) | |
1585 | path = "/"; | |
1586 | ||
1587 | cg = hashmap_get(cgroups, path); | |
1588 | if (cg) { | |
1589 | *ret = cg; | |
1590 | return 0; | |
1591 | } | |
1592 | ||
1593 | if (!IS_ROOT(path)) { | |
1594 | const char *e, *pp; | |
1595 | ||
1596 | e = strrchr(path, '/'); | |
1597 | if (!e) | |
1598 | return -EINVAL; | |
1599 | ||
1600 | pp = strndupa(path, e - path); | |
1601 | if (!pp) | |
1602 | return -ENOMEM; | |
1603 | ||
1604 | r = add_cgroup(cgroups, pp, false, &parent); | |
1605 | if (r < 0) | |
1606 | return r; | |
1607 | } | |
1608 | ||
1609 | cg = new0(struct CGroupInfo, 1); | |
1610 | if (!cg) | |
1611 | return -ENOMEM; | |
1612 | ||
1613 | if (is_const) | |
1614 | cg->cgroup_path = (char*) path; | |
1615 | else { | |
1616 | cg->cgroup_path = strdup(path); | |
1617 | if (!cg->cgroup_path) { | |
1618 | free(cg); | |
1619 | return -ENOMEM; | |
1620 | } | |
1621 | } | |
1622 | ||
1623 | cg->is_const = is_const; | |
1624 | cg->parent = parent; | |
1625 | ||
1626 | r = hashmap_put(cgroups, cg->cgroup_path, cg); | |
1627 | if (r < 0) { | |
1628 | if (!is_const) | |
1629 | free(cg->cgroup_path); | |
1630 | free(cg); | |
1631 | return r; | |
1632 | } | |
1633 | ||
1634 | if (parent) { | |
1635 | LIST_PREPEND(siblings, parent->children, cg); | |
1636 | parent->n_children++; | |
1637 | } | |
1638 | ||
1639 | *ret = cg; | |
1640 | return 1; | |
1641 | } | |
1642 | ||
1643 | static int add_process( | |
1644 | Hashmap *cgroups, | |
1645 | const char *path, | |
1646 | pid_t pid, | |
1647 | const char *name) { | |
1648 | ||
1649 | struct CGroupInfo *cg; | |
1650 | int r; | |
1651 | ||
1652 | assert(cgroups); | |
1653 | assert(name); | |
1654 | assert(pid > 0); | |
1655 | ||
1656 | r = add_cgroup(cgroups, path, true, &cg); | |
1657 | if (r < 0) | |
1658 | return r; | |
1659 | ||
1660 | r = hashmap_ensure_allocated(&cg->pids, &trivial_hash_ops); | |
1661 | if (r < 0) | |
1662 | return r; | |
1663 | ||
1664 | return hashmap_put(cg->pids, PID_TO_PTR(pid), (void*) name); | |
1665 | } | |
1666 | ||
1667 | static void remove_cgroup(Hashmap *cgroups, struct CGroupInfo *cg) { | |
1668 | assert(cgroups); | |
1669 | assert(cg); | |
1670 | ||
1671 | while (cg->children) | |
1672 | remove_cgroup(cgroups, cg->children); | |
1673 | ||
1674 | hashmap_remove(cgroups, cg->cgroup_path); | |
1675 | ||
1676 | if (!cg->is_const) | |
1677 | free(cg->cgroup_path); | |
1678 | ||
1679 | hashmap_free(cg->pids); | |
1680 | ||
1681 | if (cg->parent) | |
1682 | LIST_REMOVE(siblings, cg->parent->children, cg); | |
1683 | ||
1684 | free(cg); | |
1685 | } | |
1686 | ||
1687 | static int cgroup_info_compare_func(const void *a, const void *b) { | |
1688 | const struct CGroupInfo *x = *(const struct CGroupInfo* const*) a, *y = *(const struct CGroupInfo* const*) b; | |
1689 | ||
1690 | assert(x); | |
1691 | assert(y); | |
1692 | ||
1693 | return strcmp(x->cgroup_path, y->cgroup_path); | |
1694 | } | |
1695 | ||
1696 | static int dump_processes( | |
1697 | Hashmap *cgroups, | |
1698 | const char *cgroup_path, | |
1699 | const char *prefix, | |
1700 | unsigned n_columns, | |
1701 | OutputFlags flags) { | |
1702 | ||
1703 | struct CGroupInfo *cg; | |
1704 | int r; | |
1705 | ||
1706 | assert(prefix); | |
1707 | ||
1708 | if (IS_ROOT(cgroup_path)) | |
1709 | cgroup_path = "/"; | |
1710 | ||
1711 | cg = hashmap_get(cgroups, cgroup_path); | |
1712 | if (!cg) | |
1713 | return 0; | |
1714 | ||
1715 | if (!hashmap_isempty(cg->pids)) { | |
1716 | const char *name; | |
1717 | size_t n = 0, i; | |
1718 | pid_t *pids; | |
1719 | void *pidp; | |
1720 | Iterator j; | |
1721 | int width; | |
1722 | ||
1723 | /* Order processes by their PID */ | |
1724 | pids = newa(pid_t, hashmap_size(cg->pids)); | |
1725 | ||
1726 | HASHMAP_FOREACH_KEY(name, pidp, cg->pids, j) | |
1727 | pids[n++] = PTR_TO_PID(pidp); | |
1728 | ||
1729 | assert(n == hashmap_size(cg->pids)); | |
1730 | qsort_safe(pids, n, sizeof(pid_t), pid_compare_func); | |
1731 | ||
1732 | width = DECIMAL_STR_WIDTH(pids[n-1]); | |
1733 | ||
1734 | for (i = 0; i < n; i++) { | |
1735 | _cleanup_free_ char *e = NULL; | |
1736 | const char *special; | |
1737 | bool more; | |
1738 | ||
1739 | name = hashmap_get(cg->pids, PID_TO_PTR(pids[i])); | |
1740 | assert(name); | |
1741 | ||
1742 | if (n_columns != 0) { | |
1743 | unsigned k; | |
1744 | ||
1745 | k = MAX(LESS_BY(n_columns, 2U + width + 1U), 20U); | |
1746 | ||
1747 | e = ellipsize(name, k, 100); | |
1748 | if (e) | |
1749 | name = e; | |
1750 | } | |
1751 | ||
1752 | more = i+1 < n || cg->children; | |
323b7dc9 | 1753 | special = special_glyph(more ? TREE_BRANCH : TREE_RIGHT); |
291d565a LP |
1754 | |
1755 | fprintf(stdout, "%s%s%*"PID_PRI" %s\n", | |
1756 | prefix, | |
1757 | special, | |
1758 | width, pids[i], | |
1759 | name); | |
1760 | } | |
1761 | } | |
1762 | ||
1763 | if (cg->children) { | |
1764 | struct CGroupInfo **children, *child; | |
1765 | size_t n = 0, i; | |
1766 | ||
1767 | /* Order subcgroups by their name */ | |
1768 | children = newa(struct CGroupInfo*, cg->n_children); | |
1769 | LIST_FOREACH(siblings, child, cg->children) | |
1770 | children[n++] = child; | |
1771 | assert(n == cg->n_children); | |
1772 | qsort_safe(children, n, sizeof(struct CGroupInfo*), cgroup_info_compare_func); | |
1773 | ||
7351ded5 IL |
1774 | if (n_columns != 0) |
1775 | n_columns = MAX(LESS_BY(n_columns, 2U), 20U); | |
291d565a LP |
1776 | |
1777 | for (i = 0; i < n; i++) { | |
1778 | _cleanup_free_ char *pp = NULL; | |
1779 | const char *name, *special; | |
1780 | bool more; | |
1781 | ||
1782 | child = children[i]; | |
1783 | ||
1784 | name = strrchr(child->cgroup_path, '/'); | |
1785 | if (!name) | |
1786 | return -EINVAL; | |
1787 | name++; | |
1788 | ||
1789 | more = i+1 < n; | |
323b7dc9 | 1790 | special = special_glyph(more ? TREE_BRANCH : TREE_RIGHT); |
291d565a LP |
1791 | |
1792 | fputs(prefix, stdout); | |
1793 | fputs(special, stdout); | |
1794 | fputs(name, stdout); | |
1795 | fputc('\n', stdout); | |
1796 | ||
323b7dc9 | 1797 | special = special_glyph(more ? TREE_VERTICAL : TREE_SPACE); |
291d565a LP |
1798 | |
1799 | pp = strappend(prefix, special); | |
1800 | if (!pp) | |
1801 | return -ENOMEM; | |
1802 | ||
1803 | r = dump_processes(cgroups, child->cgroup_path, pp, n_columns, flags); | |
1804 | if (r < 0) | |
1805 | return r; | |
1806 | } | |
1807 | } | |
1808 | ||
1809 | cg->done = true; | |
1810 | return 0; | |
1811 | } | |
1812 | ||
1813 | static int dump_extra_processes( | |
1814 | Hashmap *cgroups, | |
1815 | const char *prefix, | |
1816 | unsigned n_columns, | |
1817 | OutputFlags flags) { | |
1818 | ||
1819 | _cleanup_free_ pid_t *pids = NULL; | |
1820 | _cleanup_hashmap_free_ Hashmap *names = NULL; | |
1821 | struct CGroupInfo *cg; | |
1822 | size_t n_allocated = 0, n = 0, k; | |
1823 | Iterator i; | |
1824 | int width, r; | |
1825 | ||
1826 | /* Prints the extra processes, i.e. those that are in cgroups we haven't displayed yet. We show them as | |
1827 | * combined, sorted, linear list. */ | |
1828 | ||
1829 | HASHMAP_FOREACH(cg, cgroups, i) { | |
1830 | const char *name; | |
1831 | void *pidp; | |
1832 | Iterator j; | |
1833 | ||
1834 | if (cg->done) | |
1835 | continue; | |
1836 | ||
1837 | if (hashmap_isempty(cg->pids)) | |
1838 | continue; | |
1839 | ||
1840 | r = hashmap_ensure_allocated(&names, &trivial_hash_ops); | |
1841 | if (r < 0) | |
1842 | return r; | |
1843 | ||
1844 | if (!GREEDY_REALLOC(pids, n_allocated, n + hashmap_size(cg->pids))) | |
1845 | return -ENOMEM; | |
1846 | ||
1847 | HASHMAP_FOREACH_KEY(name, pidp, cg->pids, j) { | |
1848 | pids[n++] = PTR_TO_PID(pidp); | |
1849 | ||
1850 | r = hashmap_put(names, pidp, (void*) name); | |
1851 | if (r < 0) | |
1852 | return r; | |
1853 | } | |
1854 | } | |
1855 | ||
1856 | if (n == 0) | |
1857 | return 0; | |
1858 | ||
1859 | qsort_safe(pids, n, sizeof(pid_t), pid_compare_func); | |
1860 | width = DECIMAL_STR_WIDTH(pids[n-1]); | |
1861 | ||
1862 | for (k = 0; k < n; k++) { | |
1863 | _cleanup_free_ char *e = NULL; | |
1864 | const char *name; | |
1865 | ||
1866 | name = hashmap_get(names, PID_TO_PTR(pids[k])); | |
1867 | assert(name); | |
1868 | ||
1869 | if (n_columns != 0) { | |
1870 | unsigned z; | |
1871 | ||
1872 | z = MAX(LESS_BY(n_columns, 2U + width + 1U), 20U); | |
1873 | ||
1874 | e = ellipsize(name, z, 100); | |
1875 | if (e) | |
1876 | name = e; | |
1877 | } | |
1878 | ||
1879 | fprintf(stdout, "%s%s %*" PID_PRI " %s\n", | |
1880 | prefix, | |
323b7dc9 | 1881 | special_glyph(TRIANGULAR_BULLET), |
291d565a LP |
1882 | width, pids[k], |
1883 | name); | |
1884 | } | |
1885 | ||
1886 | return 0; | |
1887 | } | |
1888 | ||
1889 | int unit_show_processes( | |
1890 | sd_bus *bus, | |
1891 | const char *unit, | |
1892 | const char *cgroup_path, | |
1893 | const char *prefix, | |
1894 | unsigned n_columns, | |
1895 | OutputFlags flags, | |
1896 | sd_bus_error *error) { | |
1897 | ||
1898 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
1899 | Hashmap *cgroups = NULL; | |
1900 | struct CGroupInfo *cg; | |
1901 | int r; | |
1902 | ||
1903 | assert(bus); | |
1904 | assert(unit); | |
1905 | ||
1906 | if (flags & OUTPUT_FULL_WIDTH) | |
1907 | n_columns = 0; | |
1908 | else if (n_columns <= 0) | |
1909 | n_columns = columns(); | |
1910 | ||
1911 | prefix = strempty(prefix); | |
1912 | ||
1913 | r = sd_bus_call_method( | |
1914 | bus, | |
1915 | "org.freedesktop.systemd1", | |
1916 | "/org/freedesktop/systemd1", | |
1917 | "org.freedesktop.systemd1.Manager", | |
1918 | "GetUnitProcesses", | |
1919 | error, | |
1920 | &reply, | |
1921 | "s", | |
1922 | unit); | |
1923 | if (r < 0) | |
1924 | return r; | |
1925 | ||
1926 | cgroups = hashmap_new(&string_hash_ops); | |
1927 | if (!cgroups) | |
1928 | return -ENOMEM; | |
1929 | ||
1930 | r = sd_bus_message_enter_container(reply, 'a', "(sus)"); | |
1931 | if (r < 0) | |
1932 | goto finish; | |
1933 | ||
1934 | for (;;) { | |
1935 | const char *path = NULL, *name = NULL; | |
1936 | uint32_t pid; | |
1937 | ||
1938 | r = sd_bus_message_read(reply, "(sus)", &path, &pid, &name); | |
1939 | if (r < 0) | |
1940 | goto finish; | |
1941 | if (r == 0) | |
1942 | break; | |
1943 | ||
1944 | r = add_process(cgroups, path, pid, name); | |
1945 | if (r < 0) | |
1946 | goto finish; | |
1947 | } | |
1948 | ||
1949 | r = sd_bus_message_exit_container(reply); | |
1950 | if (r < 0) | |
1951 | goto finish; | |
1952 | ||
1953 | r = dump_processes(cgroups, cgroup_path, prefix, n_columns, flags); | |
1954 | if (r < 0) | |
1955 | goto finish; | |
1956 | ||
1957 | r = dump_extra_processes(cgroups, prefix, n_columns, flags); | |
1958 | ||
1959 | finish: | |
1960 | while ((cg = hashmap_first(cgroups))) | |
1961 | remove_cgroup(cgroups, cg); | |
1962 | ||
1963 | hashmap_free(cgroups); | |
1964 | ||
1965 | return r; | |
1966 | } |