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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 | |
291d565a LP |
6 | ***/ |
7 | ||
8 | #include "alloc-util.h" | |
9 | #include "bus-internal.h" | |
10 | #include "bus-unit-util.h" | |
11 | #include "bus-util.h" | |
cffaed83 | 12 | #include "cap-list.h" |
291d565a | 13 | #include "cgroup-util.h" |
3d63c749 | 14 | #include "condition.h" |
cffaed83 | 15 | #include "cpu-set-util.h" |
291d565a | 16 | #include "env-util.h" |
cffaed83 | 17 | #include "errno-list.h" |
291d565a LP |
18 | #include "escape.h" |
19 | #include "hashmap.h" | |
08f3be7a | 20 | #include "hexdecoct.h" |
3dc5ca97 LP |
21 | #include "hostname-util.h" |
22 | #include "in-addr-util.h" | |
291d565a LP |
23 | #include "list.h" |
24 | #include "locale-util.h" | |
83555251 | 25 | #include "mount-util.h" |
add00535 | 26 | #include "nsflags.h" |
291d565a LP |
27 | #include "parse-util.h" |
28 | #include "path-util.h" | |
29 | #include "process-util.h" | |
30 | #include "rlimit-util.h" | |
cffaed83 | 31 | #include "securebits-util.h" |
291d565a | 32 | #include "signal-util.h" |
e045e325 | 33 | #include "socket-protocol-list.h" |
291d565a LP |
34 | #include "string-util.h" |
35 | #include "syslog-util.h" | |
36 | #include "terminal-util.h" | |
89ada3ba | 37 | #include "unit-def.h" |
cffaed83 | 38 | #include "user-util.h" |
291d565a LP |
39 | #include "utf8.h" |
40 | #include "util.h" | |
41 | ||
20b16441 LP |
42 | int bus_parse_unit_info(sd_bus_message *message, UnitInfo *u) { |
43 | assert(message); | |
44 | assert(u); | |
45 | ||
46 | u->machine = NULL; | |
47 | ||
48 | return sd_bus_message_read( | |
49 | message, | |
50 | "(ssssssouso)", | |
51 | &u->id, | |
52 | &u->description, | |
53 | &u->load_state, | |
54 | &u->active_state, | |
55 | &u->sub_state, | |
56 | &u->following, | |
57 | &u->unit_path, | |
58 | &u->job_id, | |
59 | &u->job_type, | |
60 | &u->job_path); | |
61 | } | |
62 | ||
0cf6628e YW |
63 | #define DEFINE_BUS_APPEND_PARSE_PTR(bus_type, cast_type, type, parse_func) \ |
64 | static int bus_append_##parse_func( \ | |
65 | sd_bus_message *m, \ | |
66 | const char *field, \ | |
67 | const char *eq) { \ | |
68 | type val; \ | |
69 | int r; \ | |
70 | \ | |
71 | r = parse_func(eq, &val); \ | |
72 | if (r < 0) \ | |
73 | return log_error_errno(r, "Failed to parse %s=%s: %m", field, eq); \ | |
74 | \ | |
75 | r = sd_bus_message_append(m, "(sv)", field, \ | |
76 | bus_type, (cast_type) val); \ | |
77 | if (r < 0) \ | |
78 | return bus_log_create_error(r); \ | |
79 | \ | |
80 | return 1; \ | |
f6a8265b | 81 | } |
3dc5ca97 | 82 | |
0cf6628e YW |
83 | #define DEFINE_BUS_APPEND_PARSE(bus_type, parse_func) \ |
84 | static int bus_append_##parse_func( \ | |
85 | sd_bus_message *m, \ | |
86 | const char *field, \ | |
87 | const char *eq) { \ | |
88 | int r; \ | |
89 | \ | |
90 | r = parse_func(eq); \ | |
91 | if (r < 0) { \ | |
92 | log_error("Failed to parse %s: %s", field, eq); \ | |
93 | return -EINVAL; \ | |
94 | } \ | |
95 | \ | |
96 | r = sd_bus_message_append(m, "(sv)", field, \ | |
97 | bus_type, (int32_t) r); \ | |
98 | if (r < 0) \ | |
99 | return bus_log_create_error(r); \ | |
100 | \ | |
101 | return 1; \ | |
f6a8265b | 102 | } |
3dc5ca97 | 103 | |
0cf6628e YW |
104 | DEFINE_BUS_APPEND_PARSE("b", parse_boolean); |
105 | DEFINE_BUS_APPEND_PARSE("i", ioprio_class_from_string); | |
106 | DEFINE_BUS_APPEND_PARSE("i", ip_tos_from_string); | |
107 | DEFINE_BUS_APPEND_PARSE("i", log_facility_unshifted_from_string); | |
108 | DEFINE_BUS_APPEND_PARSE("i", log_level_from_string); | |
109 | DEFINE_BUS_APPEND_PARSE("i", parse_errno); | |
110 | DEFINE_BUS_APPEND_PARSE("i", sched_policy_from_string); | |
111 | DEFINE_BUS_APPEND_PARSE("i", secure_bits_from_string); | |
112 | DEFINE_BUS_APPEND_PARSE("i", signal_from_string_try_harder); | |
113 | DEFINE_BUS_APPEND_PARSE("i", socket_protocol_from_name); | |
114 | DEFINE_BUS_APPEND_PARSE_PTR("i", int32_t, int, ioprio_parse_priority); | |
115 | DEFINE_BUS_APPEND_PARSE_PTR("i", int32_t, int, parse_nice); | |
116 | DEFINE_BUS_APPEND_PARSE_PTR("i", int32_t, int, safe_atoi); | |
117 | DEFINE_BUS_APPEND_PARSE_PTR("t", uint64_t, nsec_t, parse_nsec); | |
118 | DEFINE_BUS_APPEND_PARSE_PTR("t", uint64_t, uint64_t, cg_blkio_weight_parse); | |
119 | DEFINE_BUS_APPEND_PARSE_PTR("t", uint64_t, uint64_t, cg_cpu_shares_parse); | |
120 | DEFINE_BUS_APPEND_PARSE_PTR("t", uint64_t, uint64_t, cg_weight_parse); | |
121 | DEFINE_BUS_APPEND_PARSE_PTR("t", uint64_t, unsigned long, mount_propagation_flags_from_string); | |
122 | DEFINE_BUS_APPEND_PARSE_PTR("t", uint64_t, uint64_t, safe_atou64); | |
123 | DEFINE_BUS_APPEND_PARSE_PTR("u", uint32_t, mode_t, parse_mode); | |
124 | DEFINE_BUS_APPEND_PARSE_PTR("u", uint32_t, unsigned, safe_atou); | |
125 | DEFINE_BUS_APPEND_PARSE_PTR("x", int64_t, int64_t, safe_atoi64); | |
89ada3ba YW |
126 | |
127 | static inline int bus_append_string(sd_bus_message *m, const char *field, const char *eq) { | |
128 | int r; | |
129 | ||
130 | r = sd_bus_message_append(m, "(sv)", field, "s", eq); | |
3dc5ca97 | 131 | if (r < 0) |
89ada3ba | 132 | return bus_log_create_error(r); |
3dc5ca97 | 133 | |
89ada3ba YW |
134 | return 1; |
135 | } | |
136 | ||
137 | static int bus_append_strv(sd_bus_message *m, const char *field, const char *eq, ExtractFlags flags) { | |
138 | const char *p; | |
139 | int r; | |
140 | ||
141 | r = sd_bus_message_open_container(m, 'r', "sv"); | |
3dc5ca97 | 142 | if (r < 0) |
89ada3ba | 143 | return bus_log_create_error(r); |
3dc5ca97 | 144 | |
89ada3ba | 145 | r = sd_bus_message_append_basic(m, 's', field); |
3dc5ca97 | 146 | if (r < 0) |
89ada3ba | 147 | return bus_log_create_error(r); |
3dc5ca97 | 148 | |
89ada3ba | 149 | r = sd_bus_message_open_container(m, 'v', "as"); |
3dc5ca97 | 150 | if (r < 0) |
89ada3ba | 151 | return bus_log_create_error(r); |
3dc5ca97 | 152 | |
89ada3ba YW |
153 | r = sd_bus_message_open_container(m, 'a', "s"); |
154 | if (r < 0) | |
155 | return bus_log_create_error(r); | |
3dc5ca97 | 156 | |
89ada3ba YW |
157 | for (p = eq;;) { |
158 | _cleanup_free_ char *word = NULL; | |
20b16441 | 159 | |
89ada3ba YW |
160 | r = extract_first_word(&p, &word, NULL, flags); |
161 | if (r == 0) | |
162 | break; | |
163 | if (r == -ENOMEM) | |
164 | return log_oom(); | |
165 | if (r < 0) | |
166 | return log_error_errno(r, "Invalid syntax: %s", eq); | |
20b16441 | 167 | |
89ada3ba YW |
168 | r = sd_bus_message_append_basic(m, 's', word); |
169 | if (r < 0) | |
170 | return bus_log_create_error(r); | |
20b16441 LP |
171 | } |
172 | ||
89ada3ba | 173 | r = sd_bus_message_close_container(m); |
20b16441 LP |
174 | if (r < 0) |
175 | return bus_log_create_error(r); | |
176 | ||
89ada3ba YW |
177 | r = sd_bus_message_close_container(m); |
178 | if (r < 0) | |
179 | return bus_log_create_error(r); | |
20b16441 | 180 | |
89ada3ba YW |
181 | r = sd_bus_message_close_container(m); |
182 | if (r < 0) | |
183 | return bus_log_create_error(r); | |
20b16441 | 184 | |
89ada3ba YW |
185 | return 1; |
186 | } | |
20b16441 | 187 | |
89ada3ba YW |
188 | static int bus_append_byte_array(sd_bus_message *m, const char *field, const void *buf, size_t n) { |
189 | int r; | |
20b16441 | 190 | |
89ada3ba YW |
191 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv"); |
192 | if (r < 0) | |
193 | return bus_log_create_error(r); | |
20b16441 | 194 | |
89ada3ba YW |
195 | r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field); |
196 | if (r < 0) | |
197 | return bus_log_create_error(r); | |
20b16441 | 198 | |
89ada3ba YW |
199 | r = sd_bus_message_open_container(m, 'v', "ay"); |
200 | if (r < 0) | |
201 | return bus_log_create_error(r); | |
20b16441 | 202 | |
89ada3ba YW |
203 | r = sd_bus_message_append_array(m, 'y', buf, n); |
204 | if (r < 0) | |
205 | return bus_log_create_error(r); | |
9184ca48 | 206 | |
89ada3ba YW |
207 | r = sd_bus_message_close_container(m); |
208 | if (r < 0) | |
209 | return bus_log_create_error(r); | |
20b16441 | 210 | |
89ada3ba YW |
211 | r = sd_bus_message_close_container(m); |
212 | if (r < 0) | |
213 | return bus_log_create_error(r); | |
20b16441 | 214 | |
89ada3ba YW |
215 | return 1; |
216 | } | |
d58d600e | 217 | |
89ada3ba YW |
218 | static int bus_append_parse_sec_rename(sd_bus_message *m, const char *field, const char *eq) { |
219 | char *n; | |
220 | usec_t t; | |
221 | size_t l; | |
222 | int r; | |
d3070fbd | 223 | |
89ada3ba YW |
224 | r = parse_sec(eq, &t); |
225 | if (r < 0) | |
226 | return log_error_errno(r, "Failed to parse %s=%s: %m", field, eq); | |
d3070fbd | 227 | |
89ada3ba YW |
228 | l = strlen(field); |
229 | n = newa(char, l + 2); | |
230 | /* Change suffix Sec → USec */ | |
231 | strcpy(mempcpy(n, field, l - 3), "USec"); | |
d3070fbd | 232 | |
89ada3ba YW |
233 | r = sd_bus_message_append(m, "(sv)", n, "t", t); |
234 | if (r < 0) | |
235 | return bus_log_create_error(r); | |
d3070fbd | 236 | |
89ada3ba YW |
237 | return 1; |
238 | } | |
d3070fbd | 239 | |
b48e508d | 240 | static int bus_append_parse_size(sd_bus_message *m, const char *field, const char *eq, uint64_t base) { |
89ada3ba YW |
241 | uint64_t v; |
242 | int r; | |
d3070fbd | 243 | |
b48e508d YW |
244 | r = parse_size(eq, base, &v); |
245 | if (r < 0) | |
89ada3ba | 246 | return log_error_errno(r, "Failed to parse %s=%s: %m", field, eq); |
d3070fbd | 247 | |
89ada3ba YW |
248 | r = sd_bus_message_append(m, "(sv)", field, "t", v); |
249 | if (r < 0) | |
250 | return bus_log_create_error(r); | |
d58d600e | 251 | |
89ada3ba YW |
252 | return 1; |
253 | } | |
d58d600e | 254 | |
89ada3ba YW |
255 | static int bus_append_exec_command(sd_bus_message *m, const char *field, const char *eq) { |
256 | bool ignore_failure = false, explicit_path = false, done = false; | |
257 | _cleanup_strv_free_ char **l = NULL; | |
258 | _cleanup_free_ char *path = NULL; | |
259 | int r; | |
d58d600e | 260 | |
89ada3ba YW |
261 | do { |
262 | switch (*eq) { | |
d58d600e | 263 | |
89ada3ba YW |
264 | case '-': |
265 | if (ignore_failure) | |
266 | done = true; | |
267 | else { | |
268 | ignore_failure = true; | |
269 | eq++; | |
d58d600e | 270 | } |
89ada3ba | 271 | break; |
02638280 | 272 | |
89ada3ba YW |
273 | case '@': |
274 | if (explicit_path) | |
275 | done = true; | |
276 | else { | |
277 | explicit_path = true; | |
278 | eq++; | |
02638280 | 279 | } |
89ada3ba | 280 | break; |
02638280 | 281 | |
89ada3ba YW |
282 | case '+': |
283 | case '!': | |
284 | /* The bus API doesn't support +, ! and !! currently, unfortunately. :-( */ | |
285 | log_error("Sorry, but +, ! and !! are currently not supported for transient services."); | |
286 | return -EOPNOTSUPP; | |
83f8e808 | 287 | |
89ada3ba YW |
288 | default: |
289 | done = true; | |
290 | break; | |
83f8e808 | 291 | } |
89ada3ba | 292 | } while (!done); |
83f8e808 | 293 | |
89ada3ba YW |
294 | if (explicit_path) { |
295 | r = extract_first_word(&eq, &path, NULL, EXTRACT_QUOTES|EXTRACT_CUNESCAPE); | |
296 | if (r < 0) | |
297 | return log_error_errno(r, "Failed to parse path: %m"); | |
298 | } | |
2038c3f5 | 299 | |
89ada3ba YW |
300 | r = strv_split_extract(&l, eq, NULL, EXTRACT_QUOTES|EXTRACT_CUNESCAPE); |
301 | if (r < 0) | |
302 | return log_error_errno(r, "Failed to parse command line: %m"); | |
2038c3f5 | 303 | |
89ada3ba YW |
304 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv"); |
305 | if (r < 0) | |
306 | return bus_log_create_error(r); | |
2038c3f5 | 307 | |
89ada3ba YW |
308 | r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field); |
309 | if (r < 0) | |
310 | return bus_log_create_error(r); | |
2038c3f5 | 311 | |
89ada3ba YW |
312 | r = sd_bus_message_open_container(m, 'v', "a(sasb)"); |
313 | if (r < 0) | |
314 | return bus_log_create_error(r); | |
08f3be7a | 315 | |
89ada3ba YW |
316 | r = sd_bus_message_open_container(m, 'a', "(sasb)"); |
317 | if (r < 0) | |
318 | return bus_log_create_error(r); | |
08f3be7a | 319 | |
89ada3ba | 320 | if (!strv_isempty(l)) { |
08f3be7a | 321 | |
89ada3ba YW |
322 | r = sd_bus_message_open_container(m, 'r', "sasb"); |
323 | if (r < 0) | |
324 | return bus_log_create_error(r); | |
08f3be7a | 325 | |
89ada3ba | 326 | r = sd_bus_message_append(m, "s", path ?: l[0]); |
08f3be7a LP |
327 | if (r < 0) |
328 | return bus_log_create_error(r); | |
329 | ||
89ada3ba | 330 | r = sd_bus_message_append_strv(m, l); |
08f3be7a LP |
331 | if (r < 0) |
332 | return bus_log_create_error(r); | |
333 | ||
89ada3ba | 334 | r = sd_bus_message_append(m, "b", ignore_failure); |
08f3be7a LP |
335 | if (r < 0) |
336 | return bus_log_create_error(r); | |
337 | ||
338 | r = sd_bus_message_close_container(m); | |
89ada3ba YW |
339 | if (r < 0) |
340 | return bus_log_create_error(r); | |
20b16441 LP |
341 | } |
342 | ||
89ada3ba | 343 | r = sd_bus_message_close_container(m); |
20b16441 LP |
344 | if (r < 0) |
345 | return bus_log_create_error(r); | |
346 | ||
89ada3ba YW |
347 | r = sd_bus_message_close_container(m); |
348 | if (r < 0) | |
349 | return bus_log_create_error(r); | |
20b16441 | 350 | |
89ada3ba YW |
351 | r = sd_bus_message_close_container(m); |
352 | if (r < 0) | |
353 | return bus_log_create_error(r); | |
20b16441 | 354 | |
89ada3ba YW |
355 | return 1; |
356 | } | |
20b16441 | 357 | |
89ada3ba YW |
358 | static int bus_append_ip_address_access(sd_bus_message *m, int family, const union in_addr_union *prefix, unsigned char prefixlen) { |
359 | int r; | |
20b16441 | 360 | |
89ada3ba YW |
361 | assert(m); |
362 | assert(prefix); | |
20b16441 | 363 | |
89ada3ba YW |
364 | r = sd_bus_message_open_container(m, 'r', "iayu"); |
365 | if (r < 0) | |
366 | return r; | |
20b16441 | 367 | |
89ada3ba YW |
368 | r = sd_bus_message_append(m, "i", family); |
369 | if (r < 0) | |
370 | return r; | |
66ebf6c0 | 371 | |
89ada3ba YW |
372 | r = sd_bus_message_append_array(m, 'y', prefix, FAMILY_ADDRESS_SIZE(family)); |
373 | if (r < 0) | |
374 | return r; | |
66ebf6c0 | 375 | |
89ada3ba YW |
376 | r = sd_bus_message_append(m, "u", prefixlen); |
377 | if (r < 0) | |
378 | return r; | |
66ebf6c0 | 379 | |
89ada3ba YW |
380 | return sd_bus_message_close_container(m); |
381 | } | |
20b16441 | 382 | |
89ada3ba YW |
383 | static int bus_append_cgroup_property(sd_bus_message *m, const char *field, const char *eq) { |
384 | int r; | |
20b16441 | 385 | |
89ada3ba | 386 | if (STR_IN_SET(field, "DevicePolicy", "Slice")) |
20b16441 | 387 | |
89ada3ba | 388 | return bus_append_string(m, field, eq); |
13c31542 | 389 | |
89ada3ba YW |
390 | if (STR_IN_SET(field, |
391 | "CPUAccounting", "MemoryAccounting", "IOAccounting", "BlockIOAccounting", | |
392 | "TasksAccounting", "IPAccounting")) | |
13c31542 | 393 | |
89ada3ba | 394 | return bus_append_parse_boolean(m, field, eq); |
13c31542 | 395 | |
89ada3ba | 396 | if (STR_IN_SET(field, "CPUWeight", "StartupCPUWeight", "IOWeight", "StartupIOWeight")) |
20b16441 | 397 | |
89ada3ba | 398 | return bus_append_cg_weight_parse(m, field, eq); |
20b16441 | 399 | |
89ada3ba | 400 | if (STR_IN_SET(field, "CPUShares", "StartupCPUShares")) |
20b16441 | 401 | |
89ada3ba | 402 | return bus_append_cg_cpu_shares_parse(m, field, eq); |
268833ed | 403 | |
89ada3ba | 404 | if (STR_IN_SET(field, "BlockIOWeight", "StartupBlockIOWeight")) |
20b16441 | 405 | |
89ada3ba | 406 | return bus_append_cg_blkio_weight_parse(m, field, eq); |
08f3be7a | 407 | |
89ada3ba | 408 | if (streq(field, "Delegate")) { |
08f3be7a | 409 | |
89ada3ba | 410 | r = parse_boolean(eq); |
08f3be7a | 411 | if (r < 0) |
89ada3ba | 412 | return bus_append_strv(m, "DelegateControllers", eq, EXTRACT_QUOTES); |
08f3be7a | 413 | |
89ada3ba | 414 | r = sd_bus_message_append(m, "(sv)", "Delegate", "b", r); |
08f3be7a LP |
415 | if (r < 0) |
416 | return bus_log_create_error(r); | |
417 | ||
89ada3ba YW |
418 | return 1; |
419 | } | |
08f3be7a | 420 | |
89ada3ba | 421 | if (STR_IN_SET(field, "MemoryLow", "MemoryHigh", "MemoryMax", "MemorySwapMax", "MemoryLimit", "TasksMax")) { |
cffaed83 | 422 | |
89ada3ba YW |
423 | if (isempty(eq) || streq(eq, "infinity")) { |
424 | r = sd_bus_message_append(m, "(sv)", field, "t", CGROUP_LIMIT_MAX); | |
425 | if (r < 0) | |
426 | return bus_log_create_error(r); | |
427 | return 1; | |
cffaed83 YW |
428 | } |
429 | ||
89ada3ba YW |
430 | r = parse_percent(eq); |
431 | if (r >= 0) { | |
432 | char *n; | |
20b16441 | 433 | |
89ada3ba YW |
434 | /* When this is a percentage we'll convert this into a relative value in the range |
435 | * 0…UINT32_MAX and pass it in the MemoryLowScale property (and related | |
436 | * ones). This way the physical memory size can be determined server-side */ | |
20b16441 | 437 | |
89ada3ba YW |
438 | n = strjoina(field, "Scale"); |
439 | r = sd_bus_message_append(m, "(sv)", n, "u", (uint32_t) (((uint64_t) UINT32_MAX * r) / 100U)); | |
440 | if (r < 0) | |
441 | return bus_log_create_error(r); | |
20b16441 | 442 | |
89ada3ba | 443 | return 1; |
20b16441 LP |
444 | } |
445 | ||
89ada3ba | 446 | if (streq(field, "TasksMax")) |
62b749a9 | 447 | return bus_append_safe_atou64(m, field, eq); |
20b16441 | 448 | |
62b749a9 | 449 | return bus_append_parse_size(m, field, eq, 1024); |
89ada3ba | 450 | } |
cffaed83 | 451 | |
89ada3ba | 452 | if (streq(field, "CPUQuota")) { |
cffaed83 | 453 | |
89ada3ba YW |
454 | if (isempty(eq)) |
455 | r = sd_bus_message_append(m, "(sv)", "CPUQuotaPerSecUSec", "t", USEC_INFINITY); | |
456 | else { | |
457 | r = parse_percent_unbounded(eq); | |
458 | if (r <= 0) { | |
459 | log_error_errno(r, "CPU quota '%s' invalid.", eq); | |
460 | return -EINVAL; | |
461 | } | |
462 | ||
463 | r = sd_bus_message_append(m, "(sv)", "CPUQuotaPerSecUSec", "t", (usec_t) r * USEC_PER_SEC / 100U); | |
cffaed83 YW |
464 | } |
465 | ||
6bbfdc67 | 466 | if (r < 0) |
89ada3ba | 467 | return bus_log_create_error(r); |
cffaed83 | 468 | |
89ada3ba YW |
469 | return 1; |
470 | } | |
cffaed83 | 471 | |
89ada3ba | 472 | if (streq(field, "DeviceAllow")) { |
20b16441 LP |
473 | |
474 | if (isempty(eq)) | |
89ada3ba | 475 | r = sd_bus_message_append(m, "(sv)", field, "a(ss)", 0); |
20b16441 | 476 | else { |
d9f7305f | 477 | const char *path = eq, *rwm = NULL, *e; |
20b16441 LP |
478 | |
479 | e = strchr(eq, ' '); | |
480 | if (e) { | |
481 | path = strndupa(eq, e - eq); | |
482 | rwm = e+1; | |
20b16441 LP |
483 | } |
484 | ||
d9f7305f | 485 | r = sd_bus_message_append(m, "(sv)", field, "a(ss)", 1, path, strempty(rwm)); |
20b16441 LP |
486 | } |
487 | ||
89ada3ba YW |
488 | if (r < 0) |
489 | return bus_log_create_error(r); | |
490 | ||
491 | return 1; | |
492 | } | |
493 | ||
494 | if (cgroup_io_limit_type_from_string(field) >= 0 || STR_IN_SET(field, "BlockIOReadBandwidth", "BlockIOWriteBandwidth")) { | |
20b16441 LP |
495 | |
496 | if (isempty(eq)) | |
89ada3ba | 497 | r = sd_bus_message_append(m, "(sv)", field, "a(st)", 0); |
20b16441 LP |
498 | else { |
499 | const char *path, *bandwidth, *e; | |
500 | uint64_t bytes; | |
501 | ||
502 | e = strchr(eq, ' '); | |
d9f7305f | 503 | if (!e) { |
20b16441 LP |
504 | log_error("Failed to parse %s value %s.", field, eq); |
505 | return -EINVAL; | |
506 | } | |
507 | ||
d9f7305f YW |
508 | path = strndupa(eq, e - eq); |
509 | bandwidth = e+1; | |
20b16441 | 510 | |
e57c9ce1 | 511 | if (streq(bandwidth, "infinity")) { |
13c31542 TH |
512 | bytes = CGROUP_LIMIT_MAX; |
513 | } else { | |
514 | r = parse_size(bandwidth, 1000, &bytes); | |
6bbfdc67 LP |
515 | if (r < 0) |
516 | return log_error_errno(r, "Failed to parse byte value %s: %m", bandwidth); | |
20b16441 LP |
517 | } |
518 | ||
89ada3ba | 519 | r = sd_bus_message_append(m, "(sv)", field, "a(st)", 1, path, bytes); |
20b16441 LP |
520 | } |
521 | ||
89ada3ba YW |
522 | if (r < 0) |
523 | return bus_log_create_error(r); | |
524 | ||
525 | return 1; | |
526 | } | |
527 | ||
528 | if (STR_IN_SET(field, "IODeviceWeight", "BlockIODeviceWeight")) { | |
20b16441 LP |
529 | |
530 | if (isempty(eq)) | |
89ada3ba | 531 | r = sd_bus_message_append(m, "(sv)", field, "a(st)", 0); |
20b16441 LP |
532 | else { |
533 | const char *path, *weight, *e; | |
534 | uint64_t u; | |
535 | ||
536 | e = strchr(eq, ' '); | |
d9f7305f | 537 | if (!e) { |
20b16441 LP |
538 | log_error("Failed to parse %s value %s.", field, eq); |
539 | return -EINVAL; | |
540 | } | |
541 | ||
d9f7305f YW |
542 | path = strndupa(eq, e - eq); |
543 | weight = e+1; | |
20b16441 LP |
544 | |
545 | r = safe_atou64(weight, &u); | |
6bbfdc67 LP |
546 | if (r < 0) |
547 | return log_error_errno(r, "Failed to parse %s value %s: %m", field, weight); | |
548 | ||
89ada3ba | 549 | r = sd_bus_message_append(m, "(sv)", field, "a(st)", 1, path, u); |
20b16441 LP |
550 | } |
551 | ||
89ada3ba YW |
552 | if (r < 0) |
553 | return bus_log_create_error(r); | |
3dc5ca97 | 554 | |
89ada3ba YW |
555 | return 1; |
556 | } | |
3dc5ca97 | 557 | |
89ada3ba YW |
558 | if (STR_IN_SET(field, "IPAddressAllow", "IPAddressDeny")) { |
559 | unsigned char prefixlen; | |
560 | union in_addr_union prefix = {}; | |
561 | int family; | |
3dc5ca97 | 562 | |
89ada3ba YW |
563 | if (isempty(eq)) { |
564 | r = sd_bus_message_append(m, "(sv)", field, "a(iayu)", 0); | |
3dc5ca97 LP |
565 | if (r < 0) |
566 | return bus_log_create_error(r); | |
567 | ||
89ada3ba YW |
568 | return 1; |
569 | } | |
3dc5ca97 | 570 | |
89ada3ba YW |
571 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv"); |
572 | if (r < 0) | |
573 | return bus_log_create_error(r); | |
3dc5ca97 | 574 | |
89ada3ba YW |
575 | r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field); |
576 | if (r < 0) | |
577 | return bus_log_create_error(r); | |
3dc5ca97 | 578 | |
89ada3ba YW |
579 | r = sd_bus_message_open_container(m, 'v', "a(iayu)"); |
580 | if (r < 0) | |
581 | return bus_log_create_error(r); | |
3dc5ca97 | 582 | |
89ada3ba YW |
583 | r = sd_bus_message_open_container(m, 'a', "(iayu)"); |
584 | if (r < 0) | |
585 | return bus_log_create_error(r); | |
3dc5ca97 | 586 | |
89ada3ba YW |
587 | if (streq(eq, "any")) { |
588 | /* "any" is a shortcut for 0.0.0.0/0 and ::/0 */ | |
3dc5ca97 | 589 | |
89ada3ba YW |
590 | r = bus_append_ip_address_access(m, AF_INET, &prefix, 0); |
591 | if (r < 0) | |
592 | return bus_log_create_error(r); | |
3dc5ca97 | 593 | |
89ada3ba YW |
594 | r = bus_append_ip_address_access(m, AF_INET6, &prefix, 0); |
595 | if (r < 0) | |
596 | return bus_log_create_error(r); | |
3dc5ca97 | 597 | |
89ada3ba YW |
598 | } else if (is_localhost(eq)) { |
599 | /* "localhost" is a shortcut for 127.0.0.0/8 and ::1/128 */ | |
3dc5ca97 | 600 | |
89ada3ba YW |
601 | prefix.in.s_addr = htobe32(0x7f000000); |
602 | r = bus_append_ip_address_access(m, AF_INET, &prefix, 8); | |
603 | if (r < 0) | |
604 | return bus_log_create_error(r); | |
3dc5ca97 | 605 | |
89ada3ba YW |
606 | prefix.in6 = (struct in6_addr) IN6ADDR_LOOPBACK_INIT; |
607 | r = bus_append_ip_address_access(m, AF_INET6, &prefix, 128); | |
608 | if (r < 0) | |
609 | return r; | |
3dc5ca97 | 610 | |
89ada3ba YW |
611 | } else if (streq(eq, "link-local")) { |
612 | /* "link-local" is a shortcut for 169.254.0.0/16 and fe80::/64 */ | |
3dc5ca97 | 613 | |
89ada3ba YW |
614 | prefix.in.s_addr = htobe32((UINT32_C(169) << 24 | UINT32_C(254) << 16)); |
615 | r = bus_append_ip_address_access(m, AF_INET, &prefix, 16); | |
616 | if (r < 0) | |
617 | return bus_log_create_error(r); | |
3dc5ca97 | 618 | |
89ada3ba YW |
619 | prefix.in6 = (struct in6_addr) { |
620 | .s6_addr32[0] = htobe32(0xfe800000) | |
621 | }; | |
622 | r = bus_append_ip_address_access(m, AF_INET6, &prefix, 64); | |
623 | if (r < 0) | |
624 | return bus_log_create_error(r); | |
3dc5ca97 | 625 | |
89ada3ba YW |
626 | } else if (streq(eq, "multicast")) { |
627 | /* "multicast" is a shortcut for 224.0.0.0/4 and ff00::/8 */ | |
3dc5ca97 | 628 | |
89ada3ba YW |
629 | prefix.in.s_addr = htobe32((UINT32_C(224) << 24)); |
630 | r = bus_append_ip_address_access(m, AF_INET, &prefix, 4); | |
631 | if (r < 0) | |
632 | return bus_log_create_error(r); | |
3dc5ca97 | 633 | |
89ada3ba YW |
634 | prefix.in6 = (struct in6_addr) { |
635 | .s6_addr32[0] = htobe32(0xff000000) | |
636 | }; | |
637 | r = bus_append_ip_address_access(m, AF_INET6, &prefix, 8); | |
3dc5ca97 LP |
638 | if (r < 0) |
639 | return bus_log_create_error(r); | |
640 | ||
89ada3ba YW |
641 | } else { |
642 | r = in_addr_prefix_from_string_auto(eq, &family, &prefix, &prefixlen); | |
643 | if (r < 0) | |
644 | return log_error_errno(r, "Failed to parse IP address prefix: %s", eq); | |
645 | ||
646 | r = bus_append_ip_address_access(m, family, &prefix, prefixlen); | |
3dc5ca97 LP |
647 | if (r < 0) |
648 | return bus_log_create_error(r); | |
649 | } | |
650 | ||
89ada3ba YW |
651 | r = sd_bus_message_close_container(m); |
652 | if (r < 0) | |
653 | return bus_log_create_error(r); | |
cffaed83 | 654 | |
89ada3ba YW |
655 | r = sd_bus_message_close_container(m); |
656 | if (r < 0) | |
657 | return bus_log_create_error(r); | |
cffaed83 | 658 | |
89ada3ba YW |
659 | r = sd_bus_message_close_container(m); |
660 | if (r < 0) | |
661 | return bus_log_create_error(r); | |
cffaed83 | 662 | |
89ada3ba YW |
663 | return 1; |
664 | } | |
cffaed83 | 665 | |
89ada3ba YW |
666 | return 0; |
667 | } | |
cffaed83 | 668 | |
3d63c749 YW |
669 | static int bus_append_automount_property(sd_bus_message *m, const char *field, const char *eq) { |
670 | ||
671 | if (streq(field, "Where")) | |
672 | ||
673 | return bus_append_string(m, field, eq); | |
674 | ||
675 | if (streq(field, "DirectoryMode")) | |
676 | ||
677 | return bus_append_parse_mode(m, field, eq); | |
678 | ||
679 | if (streq(field, "TimeoutIdleSec")) | |
680 | ||
681 | return bus_append_parse_sec_rename(m, field, eq); | |
682 | ||
683 | return 0; | |
684 | } | |
685 | ||
89ada3ba YW |
686 | static int bus_append_execute_property(sd_bus_message *m, const char *field, const char *eq) { |
687 | int r, rl; | |
cffaed83 | 688 | |
89ada3ba YW |
689 | if (STR_IN_SET(field, |
690 | "User", "Group", | |
691 | "UtmpIdentifier", "UtmpMode", "PAMName", "TTYPath", | |
692 | "WorkingDirectory", "RootDirectory", "SyslogIdentifier", | |
693 | "ProtectSystem", "ProtectHome", "SELinuxContext", "RootImage", | |
694 | "RuntimeDirectoryPreserve", "Personality", "KeyringMode")) | |
cffaed83 | 695 | |
89ada3ba | 696 | return bus_append_string(m, field, eq); |
cffaed83 | 697 | |
89ada3ba YW |
698 | if (STR_IN_SET(field, |
699 | "IgnoreSIGPIPE", "TTYVHangup", "TTYReset", "TTYVTDisallocate", | |
700 | "PrivateTmp", "PrivateDevices", "PrivateNetwork", "PrivateUsers", | |
701 | "NoNewPrivileges", "SyslogLevelPrefix", | |
702 | "MemoryDenyWriteExecute", "RestrictRealtime", "DynamicUser", "RemoveIPC", | |
703 | "ProtectKernelTunables", "ProtectKernelModules", "ProtectControlGroups", | |
704 | "MountAPIVFS", "CPUSchedulingResetOnFork", "LockPersonality")) | |
cffaed83 | 705 | |
89ada3ba | 706 | return bus_append_parse_boolean(m, field, eq); |
cffaed83 | 707 | |
89ada3ba YW |
708 | if (STR_IN_SET(field, |
709 | "ReadWriteDirectories", "ReadOnlyDirectories", "InaccessibleDirectories", | |
710 | "ReadWritePaths", "ReadOnlyPaths", "InaccessiblePaths", | |
711 | "RuntimeDirectory", "StateDirectory", "CacheDirectory", "LogsDirectory", "ConfigurationDirectory", | |
712 | "SupplementaryGroups", "SystemCallArchitectures")) | |
cffaed83 | 713 | |
89ada3ba | 714 | return bus_append_strv(m, field, eq, EXTRACT_QUOTES); |
20b16441 | 715 | |
89ada3ba | 716 | if (STR_IN_SET(field, "SyslogLevel", "LogLevelMax")) |
20b16441 | 717 | |
89ada3ba | 718 | return bus_append_log_level_from_string(m, field, eq); |
20b16441 | 719 | |
89ada3ba | 720 | if (streq(field, "SyslogFacility")) |
cffaed83 | 721 | |
89ada3ba | 722 | return bus_append_log_facility_unshifted_from_string(m, field, eq); |
cffaed83 | 723 | |
89ada3ba | 724 | if (streq(field, "SecureBits")) |
cffaed83 | 725 | |
89ada3ba | 726 | return bus_append_secure_bits_from_string(m, field, eq); |
cffaed83 | 727 | |
89ada3ba | 728 | if (streq(field, "CPUSchedulingPolicy")) |
cffaed83 | 729 | |
89ada3ba | 730 | return bus_append_sched_policy_from_string(m, field, eq); |
cffaed83 | 731 | |
89ada3ba | 732 | if (STR_IN_SET(field, "CPUSchedulingPriority", "OOMScoreAdjust")) |
3f856a28 | 733 | |
89ada3ba | 734 | return bus_append_safe_atoi(m, field, eq); |
3f856a28 | 735 | |
89ada3ba | 736 | if (streq(field, "Nice")) |
3f856a28 | 737 | |
89ada3ba | 738 | return bus_append_parse_nice(m, field, eq); |
3f856a28 | 739 | |
89ada3ba | 740 | if (streq(field, "SystemCallErrorNumber")) |
cffaed83 | 741 | |
89ada3ba | 742 | return bus_append_parse_errno(m, field, eq); |
cffaed83 | 743 | |
89ada3ba | 744 | if (streq(field, "IOSchedulingClass")) |
cffaed83 | 745 | |
89ada3ba | 746 | return bus_append_ioprio_class_from_string(m, field, eq); |
cffaed83 | 747 | |
89ada3ba | 748 | if (streq(field, "IOSchedulingPriority")) |
cffaed83 | 749 | |
89ada3ba | 750 | return bus_append_ioprio_parse_priority(m, field, eq); |
cffaed83 | 751 | |
89ada3ba YW |
752 | if (STR_IN_SET(field, |
753 | "RuntimeDirectoryMode", "StateDirectoryMode", "CacheDirectoryMode", | |
754 | "LogsDirectoryMode", "ConfigurationDirectoryMode", "UMask")) | |
cffaed83 | 755 | |
89ada3ba | 756 | return bus_append_parse_mode(m, field, eq); |
cffaed83 | 757 | |
89ada3ba | 758 | if (streq(field, "TimerSlackNSec")) |
cffaed83 | 759 | |
89ada3ba | 760 | return bus_append_parse_nsec(m, field, eq); |
cffaed83 | 761 | |
89ada3ba | 762 | if (streq(field, "MountFlags")) |
cffaed83 | 763 | |
89ada3ba | 764 | return bus_append_mount_propagation_flags_from_string(m, field, eq); |
cffaed83 | 765 | |
89ada3ba | 766 | if (STR_IN_SET(field, "Environment", "UnsetEnvironment", "PassEnvironment")) |
cffaed83 | 767 | |
89ada3ba | 768 | return bus_append_strv(m, field, eq, EXTRACT_QUOTES|EXTRACT_CUNESCAPE); |
cffaed83 | 769 | |
89ada3ba | 770 | if (streq(field, "EnvironmentFile")) { |
cffaed83 | 771 | |
89ada3ba YW |
772 | if (isempty(eq)) |
773 | r = sd_bus_message_append(m, "(sv)", "EnvironmentFiles", "a(sb)", 0); | |
774 | else | |
775 | r = sd_bus_message_append(m, "(sv)", "EnvironmentFiles", "a(sb)", 1, | |
776 | eq[0] == '-' ? eq + 1 : eq, | |
777 | eq[0] == '-'); | |
778 | if (r < 0) | |
779 | return bus_log_create_error(r); | |
cffaed83 | 780 | |
89ada3ba YW |
781 | return 1; |
782 | } | |
cffaed83 | 783 | |
89ada3ba | 784 | if (streq(field, "LogExtraFields")) { |
cffaed83 | 785 | |
89ada3ba | 786 | r = sd_bus_message_open_container(m, 'r', "sv"); |
3f856a28 YW |
787 | if (r < 0) |
788 | return bus_log_create_error(r); | |
789 | ||
89ada3ba | 790 | r = sd_bus_message_append_basic(m, 's', "LogExtraFields"); |
3f856a28 YW |
791 | if (r < 0) |
792 | return bus_log_create_error(r); | |
793 | ||
89ada3ba | 794 | r = sd_bus_message_open_container(m, 'v', "aay"); |
3f856a28 YW |
795 | if (r < 0) |
796 | return bus_log_create_error(r); | |
797 | ||
89ada3ba | 798 | r = sd_bus_message_open_container(m, 'a', "ay"); |
cffaed83 YW |
799 | if (r < 0) |
800 | return bus_log_create_error(r); | |
801 | ||
89ada3ba | 802 | r = sd_bus_message_append_array(m, 'y', eq, strlen(eq)); |
3f856a28 YW |
803 | if (r < 0) |
804 | return bus_log_create_error(r); | |
cffaed83 | 805 | |
3f856a28 YW |
806 | r = sd_bus_message_close_container(m); |
807 | if (r < 0) | |
808 | return bus_log_create_error(r); | |
9f617cd0 | 809 | |
89ada3ba YW |
810 | r = sd_bus_message_close_container(m); |
811 | if (r < 0) | |
812 | return bus_log_create_error(r); | |
9efb9df9 | 813 | |
89ada3ba | 814 | r = sd_bus_message_close_container(m); |
9efb9df9 | 815 | if (r < 0) |
89ada3ba YW |
816 | return bus_log_create_error(r); |
817 | ||
818 | return 1; | |
819 | } | |
9efb9df9 | 820 | |
89ada3ba YW |
821 | if (STR_IN_SET(field, "StandardInput", "StandardOutput", "StandardError")) { |
822 | const char *n, *appended; | |
9efb9df9 | 823 | |
89ada3ba YW |
824 | if ((n = startswith(eq, "fd:"))) { |
825 | appended = strjoina(field, "FileDescriptorName"); | |
826 | r = sd_bus_message_append(m, "(sv)", appended, "s", n); | |
827 | } else if ((n = startswith(eq, "file:"))) { | |
828 | appended = strjoina(field, "File"); | |
829 | r = sd_bus_message_append(m, "(sv)", appended, "s", n); | |
830 | } else | |
831 | r = sd_bus_message_append(m, "(sv)", field, "s", eq); | |
7f452159 | 832 | |
89ada3ba YW |
833 | if (r < 0) |
834 | return bus_log_create_error(r); | |
7f452159 | 835 | |
89ada3ba YW |
836 | return 1; |
837 | } | |
7f452159 | 838 | |
89ada3ba YW |
839 | if (streq(field, "StandardInputText")) { |
840 | _cleanup_free_ char *unescaped = NULL; | |
7f452159 | 841 | |
89ada3ba | 842 | r = cunescape(eq, 0, &unescaped); |
7f452159 | 843 | if (r < 0) |
89ada3ba | 844 | return log_error_errno(r, "Failed to unescape text '%s': %m", eq); |
7f452159 | 845 | |
89ada3ba YW |
846 | if (!strextend(&unescaped, "\n", NULL)) |
847 | return log_oom(); | |
7f452159 | 848 | |
89ada3ba YW |
849 | /* Note that we don't expand specifiers here, but that should be OK, as this is a programmatic |
850 | * interface anyway */ | |
20b16441 | 851 | |
89ada3ba YW |
852 | return bus_append_byte_array(m, field, unescaped, strlen(unescaped)); |
853 | } | |
20b16441 | 854 | |
89ada3ba YW |
855 | if (streq(field, "StandardInputData")) { |
856 | _cleanup_free_ void *decoded = NULL; | |
857 | size_t sz; | |
858 | ||
859 | r = unbase64mem(eq, (size_t) -1, &decoded, &sz); | |
20b16441 | 860 | if (r < 0) |
89ada3ba | 861 | return log_error_errno(r, "Failed to decode base64 data '%s': %m", eq); |
20b16441 | 862 | |
89ada3ba YW |
863 | return bus_append_byte_array(m, field, decoded, sz); |
864 | } | |
20b16441 | 865 | |
89ada3ba YW |
866 | rl = rlimit_from_string(field); |
867 | if (rl >= 0) { | |
868 | const char *sn; | |
869 | struct rlimit l; | |
20b16441 | 870 | |
89ada3ba YW |
871 | r = rlimit_parse(rl, eq, &l); |
872 | if (r < 0) | |
873 | return log_error_errno(r, "Failed to parse resource limit: %s", eq); | |
20b16441 | 874 | |
89ada3ba YW |
875 | r = sd_bus_message_append(m, "(sv)", field, "t", l.rlim_max); |
876 | if (r < 0) | |
877 | return bus_log_create_error(r); | |
20b16441 | 878 | |
89ada3ba YW |
879 | sn = strjoina(field, "Soft"); |
880 | r = sd_bus_message_append(m, "(sv)", sn, "t", l.rlim_cur); | |
20b16441 LP |
881 | if (r < 0) |
882 | return bus_log_create_error(r); | |
883 | ||
89ada3ba YW |
884 | return 1; |
885 | } | |
20b16441 | 886 | |
89ada3ba YW |
887 | if (STR_IN_SET(field, "AppArmorProfile", "SmackProcessLabel")) { |
888 | int ignore = 0; | |
889 | const char *s = eq; | |
20b16441 | 890 | |
89ada3ba YW |
891 | if (eq[0] == '-') { |
892 | ignore = 1; | |
893 | s = eq + 1; | |
20b16441 LP |
894 | } |
895 | ||
89ada3ba | 896 | r = sd_bus_message_append(m, "(sv)", field, "(bs)", ignore, s); |
6bbfdc67 | 897 | if (r < 0) |
89ada3ba | 898 | return bus_log_create_error(r); |
20b16441 | 899 | |
89ada3ba YW |
900 | return 1; |
901 | } | |
20b16441 | 902 | |
89ada3ba YW |
903 | if (STR_IN_SET(field, "CapabilityBoundingSet", "AmbientCapabilities")) { |
904 | uint64_t sum = 0; | |
905 | bool invert = false; | |
906 | const char *p = eq; | |
afcb1cd3 | 907 | |
89ada3ba YW |
908 | if (*p == '~') { |
909 | invert = true; | |
910 | p++; | |
911 | } | |
20b16441 | 912 | |
89ada3ba | 913 | r = capability_set_from_string(p, &sum); |
20b16441 | 914 | if (r < 0) |
89ada3ba | 915 | return log_error_errno(r, "Failed to parse %s value %s: %m", field, eq); |
20b16441 | 916 | |
89ada3ba YW |
917 | sum = invert ? ~sum : sum; |
918 | ||
919 | r = sd_bus_message_append(m, "(sv)", field, "t", sum); | |
20b16441 LP |
920 | if (r < 0) |
921 | return bus_log_create_error(r); | |
922 | ||
89ada3ba YW |
923 | return 1; |
924 | } | |
20b16441 | 925 | |
89ada3ba YW |
926 | if (streq(field, "CPUAffinity")) { |
927 | _cleanup_cpu_free_ cpu_set_t *cpuset = NULL; | |
20b16441 | 928 | |
89ada3ba YW |
929 | r = parse_cpu_set(eq, &cpuset); |
930 | if (r < 0) | |
931 | return log_error_errno(r, "Failed to parse %s value: %s", field, eq); | |
20b16441 | 932 | |
89ada3ba YW |
933 | return bus_append_byte_array(m, field, cpuset, CPU_ALLOC_SIZE(r)); |
934 | } | |
20b7a007 | 935 | |
89ada3ba YW |
936 | if (STR_IN_SET(field, "RestrictAddressFamilies", "SystemCallFilter")) { |
937 | int whitelist = 1; | |
938 | const char *p = eq; | |
20b16441 | 939 | |
89ada3ba YW |
940 | if (*p == '~') { |
941 | whitelist = 0; | |
942 | p++; | |
20b16441 LP |
943 | } |
944 | ||
89ada3ba | 945 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv"); |
20b16441 LP |
946 | if (r < 0) |
947 | return bus_log_create_error(r); | |
948 | ||
89ada3ba YW |
949 | r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field); |
950 | if (r < 0) | |
951 | return bus_log_create_error(r); | |
952 | ||
953 | r = sd_bus_message_open_container(m, 'v', "(bas)"); | |
954 | if (r < 0) | |
955 | return bus_log_create_error(r); | |
20b16441 | 956 | |
89ada3ba YW |
957 | r = sd_bus_message_open_container(m, 'r', "bas"); |
958 | if (r < 0) | |
959 | return bus_log_create_error(r); | |
cffaed83 | 960 | |
89ada3ba | 961 | r = sd_bus_message_append_basic(m, 'b', &whitelist); |
cffaed83 YW |
962 | if (r < 0) |
963 | return bus_log_create_error(r); | |
964 | ||
965 | r = sd_bus_message_open_container(m, 'a', "s"); | |
966 | if (r < 0) | |
967 | return bus_log_create_error(r); | |
968 | ||
969 | for (p = eq;;) { | |
970 | _cleanup_free_ char *word = NULL; | |
971 | ||
972 | r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES); | |
cffaed83 YW |
973 | if (r == 0) |
974 | break; | |
89ada3ba YW |
975 | if (r == -ENOMEM) |
976 | return log_oom(); | |
977 | if (r < 0) | |
978 | return log_error_errno(r, "Invalid syntax: %s", eq); | |
cffaed83 YW |
979 | |
980 | r = sd_bus_message_append_basic(m, 's', word); | |
981 | if (r < 0) | |
982 | return bus_log_create_error(r); | |
983 | } | |
984 | ||
985 | r = sd_bus_message_close_container(m); | |
986 | if (r < 0) | |
987 | return bus_log_create_error(r); | |
988 | ||
989 | r = sd_bus_message_close_container(m); | |
20b16441 LP |
990 | if (r < 0) |
991 | return bus_log_create_error(r); | |
992 | ||
89ada3ba | 993 | r = sd_bus_message_close_container(m); |
20b16441 LP |
994 | if (r < 0) |
995 | return bus_log_create_error(r); | |
996 | ||
20b16441 LP |
997 | r = sd_bus_message_close_container(m); |
998 | if (r < 0) | |
999 | return bus_log_create_error(r); | |
1000 | ||
89ada3ba YW |
1001 | return 1; |
1002 | } | |
20b16441 | 1003 | |
89ada3ba | 1004 | if (streq(field, "RestrictNamespaces")) { |
add00535 | 1005 | bool invert = false; |
0d7578dc | 1006 | unsigned long flags = 0; |
add00535 LP |
1007 | |
1008 | if (eq[0] == '~') { | |
1009 | invert = true; | |
1010 | eq++; | |
1011 | } | |
1012 | ||
1013 | r = parse_boolean(eq); | |
1014 | if (r > 0) | |
1015 | flags = 0; | |
1016 | else if (r == 0) | |
1017 | flags = NAMESPACE_FLAGS_ALL; | |
1018 | else { | |
1019 | r = namespace_flag_from_string_many(eq, &flags); | |
1020 | if (r < 0) | |
1021 | return log_error_errno(r, "Failed to parse %s value %s.", field, eq); | |
1022 | } | |
1023 | ||
1024 | if (invert) | |
1025 | flags = (~flags) & NAMESPACE_FLAGS_ALL; | |
1026 | ||
89ada3ba YW |
1027 | r = sd_bus_message_append(m, "(sv)", field, "t", (uint64_t) flags); |
1028 | if (r < 0) | |
1029 | return bus_log_create_error(r); | |
afcb1cd3 | 1030 | |
89ada3ba YW |
1031 | return 1; |
1032 | } | |
afcb1cd3 | 1033 | |
89ada3ba YW |
1034 | if (STR_IN_SET(field, "BindPaths", "BindReadOnlyPaths")) { |
1035 | const char *p = eq; | |
83555251 | 1036 | |
89ada3ba | 1037 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv"); |
c7383828 | 1038 | if (r < 0) |
89ada3ba | 1039 | return bus_log_create_error(r); |
afcb1cd3 | 1040 | |
89ada3ba YW |
1041 | r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field); |
1042 | if (r < 0) | |
1043 | return bus_log_create_error(r); | |
d2d6c096 LP |
1044 | |
1045 | r = sd_bus_message_open_container(m, 'v', "a(ssbt)"); | |
1046 | if (r < 0) | |
89ada3ba | 1047 | return bus_log_create_error(r); |
d2d6c096 LP |
1048 | |
1049 | r = sd_bus_message_open_container(m, 'a', "(ssbt)"); | |
1050 | if (r < 0) | |
89ada3ba | 1051 | return bus_log_create_error(r); |
d2d6c096 LP |
1052 | |
1053 | for (;;) { | |
1054 | _cleanup_free_ char *source = NULL, *destination = NULL; | |
1055 | char *s = NULL, *d = NULL; | |
1056 | bool ignore_enoent = false; | |
1057 | uint64_t flags = MS_REC; | |
1058 | ||
1059 | r = extract_first_word(&p, &source, ":" WHITESPACE, EXTRACT_QUOTES|EXTRACT_DONT_COALESCE_SEPARATORS); | |
1060 | if (r < 0) | |
1061 | return log_error_errno(r, "Failed to parse argument: %m"); | |
1062 | if (r == 0) | |
1063 | break; | |
1064 | ||
1065 | s = source; | |
1066 | if (s[0] == '-') { | |
1067 | ignore_enoent = true; | |
1068 | s++; | |
1069 | } | |
1070 | ||
1071 | if (p && p[-1] == ':') { | |
1072 | r = extract_first_word(&p, &destination, ":" WHITESPACE, EXTRACT_QUOTES|EXTRACT_DONT_COALESCE_SEPARATORS); | |
1073 | if (r < 0) | |
1074 | return log_error_errno(r, "Failed to parse argument: %m"); | |
1075 | if (r == 0) { | |
1076 | log_error("Missing argument after ':': %s", eq); | |
1077 | return -EINVAL; | |
1078 | } | |
1079 | ||
1080 | d = destination; | |
1081 | ||
1082 | if (p && p[-1] == ':') { | |
1083 | _cleanup_free_ char *options = NULL; | |
1084 | ||
1085 | r = extract_first_word(&p, &options, NULL, EXTRACT_QUOTES); | |
1086 | if (r < 0) | |
1087 | return log_error_errno(r, "Failed to parse argument: %m"); | |
1088 | ||
1089 | if (isempty(options) || streq(options, "rbind")) | |
1090 | flags = MS_REC; | |
1091 | else if (streq(options, "norbind")) | |
1092 | flags = 0; | |
1093 | else { | |
1094 | log_error("Unknown options: %s", eq); | |
1095 | return -EINVAL; | |
1096 | } | |
1097 | } | |
1098 | } else | |
1099 | d = s; | |
1100 | ||
d2d6c096 LP |
1101 | r = sd_bus_message_append(m, "(ssbt)", s, d, ignore_enoent, flags); |
1102 | if (r < 0) | |
89ada3ba | 1103 | return bus_log_create_error(r); |
d2d6c096 LP |
1104 | } |
1105 | ||
1106 | r = sd_bus_message_close_container(m); | |
1107 | if (r < 0) | |
89ada3ba YW |
1108 | return bus_log_create_error(r); |
1109 | ||
1110 | r = sd_bus_message_close_container(m); | |
1111 | if (r < 0) | |
1112 | return bus_log_create_error(r); | |
d2d6c096 LP |
1113 | |
1114 | r = sd_bus_message_close_container(m); | |
89ada3ba YW |
1115 | if (r < 0) |
1116 | return bus_log_create_error(r); | |
f6c66be1 | 1117 | |
89ada3ba YW |
1118 | return 1; |
1119 | } | |
f6c66be1 | 1120 | |
784ad252 YW |
1121 | if (streq(field, "TemporaryFileSystem")) { |
1122 | const char *p = eq; | |
1123 | ||
1124 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv"); | |
1125 | if (r < 0) | |
1126 | return bus_log_create_error(r); | |
1127 | ||
1128 | r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field); | |
1129 | if (r < 0) | |
1130 | return bus_log_create_error(r); | |
1131 | ||
1132 | r = sd_bus_message_open_container(m, 'v', "a(ss)"); | |
1133 | if (r < 0) | |
1134 | return bus_log_create_error(r); | |
1135 | ||
1136 | r = sd_bus_message_open_container(m, 'a', "(ss)"); | |
1137 | if (r < 0) | |
1138 | return bus_log_create_error(r); | |
1139 | ||
1140 | for (;;) { | |
1141 | _cleanup_free_ char *word = NULL, *path = NULL; | |
1142 | const char *w; | |
1143 | ||
1144 | r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES); | |
1145 | if (r < 0) | |
1146 | return log_error_errno(r, "Failed to parse argument: %m"); | |
1147 | if (r == 0) | |
1148 | break; | |
1149 | ||
1150 | w = word; | |
1151 | r = extract_first_word(&w, &path, ":", EXTRACT_DONT_COALESCE_SEPARATORS); | |
1152 | if (r < 0) | |
1153 | return log_error_errno(r, "Failed to parse argument: %m"); | |
1154 | if (r == 0) | |
1155 | return log_error("Failed to parse argument: %m"); | |
1156 | ||
1157 | r = sd_bus_message_append(m, "(ss)", path, w); | |
1158 | if (r < 0) | |
1159 | return bus_log_create_error(r); | |
1160 | } | |
1161 | ||
1162 | r = sd_bus_message_close_container(m); | |
1163 | if (r < 0) | |
1164 | return bus_log_create_error(r); | |
1165 | ||
1166 | r = sd_bus_message_close_container(m); | |
1167 | if (r < 0) | |
1168 | return bus_log_create_error(r); | |
1169 | ||
1170 | r = sd_bus_message_close_container(m); | |
1171 | if (r < 0) | |
1172 | return bus_log_create_error(r); | |
1173 | ||
1174 | return 1; | |
1175 | } | |
1176 | ||
89ada3ba YW |
1177 | return 0; |
1178 | } | |
f6c66be1 | 1179 | |
89ada3ba | 1180 | static int bus_append_kill_property(sd_bus_message *m, const char *field, const char *eq) { |
f6c66be1 | 1181 | |
89ada3ba | 1182 | if (streq(field, "KillMode")) |
f6c66be1 | 1183 | |
89ada3ba | 1184 | return bus_append_string(m, field, eq); |
f6c66be1 | 1185 | |
89ada3ba | 1186 | if (STR_IN_SET(field, "SendSIGHUP", "SendSIGKILL")) |
f6c66be1 | 1187 | |
89ada3ba | 1188 | return bus_append_parse_boolean(m, field, eq); |
f6c66be1 | 1189 | |
89ada3ba YW |
1190 | if (streq(field, "KillSignal")) |
1191 | ||
1192 | return bus_append_signal_from_string_try_harder(m, field, eq); | |
1193 | ||
1194 | return 0; | |
1195 | } | |
1196 | ||
3d63c749 | 1197 | static int bus_append_mount_property(sd_bus_message *m, const char *field, const char *eq) { |
89ada3ba | 1198 | |
3d63c749 | 1199 | if (STR_IN_SET(field, "What", "Where", "Options", "Type")) |
89ada3ba YW |
1200 | |
1201 | return bus_append_string(m, field, eq); | |
1202 | ||
3d63c749 YW |
1203 | if (streq(field, "TimeoutSec")) |
1204 | ||
1205 | return bus_append_parse_sec_rename(m, field, eq); | |
1206 | ||
1207 | if (streq(field, "DirectoryMode")) | |
1208 | ||
1209 | return bus_append_parse_mode(m, field, eq); | |
1210 | ||
1211 | if (STR_IN_SET(field, "SloppyOptions", "LazyUnmount", "ForceUnmount")) | |
1212 | ||
1213 | return bus_append_parse_boolean(m, field, eq); | |
1214 | ||
1215 | return 0; | |
1216 | } | |
1217 | ||
1218 | static int bus_append_path_property(sd_bus_message *m, const char *field, const char *eq) { | |
1219 | int r; | |
1220 | ||
89ada3ba YW |
1221 | if (streq(field, "MakeDirectory")) |
1222 | ||
1223 | return bus_append_parse_boolean(m, field, eq); | |
1224 | ||
1225 | if (streq(field, "DirectoryMode")) | |
1226 | ||
1227 | return bus_append_parse_mode(m, field, eq); | |
1228 | ||
3d63c749 YW |
1229 | if (STR_IN_SET(field, |
1230 | "PathExists", "PathExistsGlob", "PathChanged", | |
1231 | "PathModified", "DirectoryNotEmpty")) { | |
1232 | ||
1233 | if (isempty(eq)) | |
1234 | r = sd_bus_message_append(m, "(sv)", "Paths", "a(ss)", 0); | |
1235 | else | |
1236 | r = sd_bus_message_append(m, "(sv)", "Paths", "a(ss)", 1, field, eq); | |
1237 | if (r < 0) | |
1238 | return bus_log_create_error(r); | |
1239 | ||
1240 | return 1; | |
1241 | } | |
1242 | ||
89ada3ba YW |
1243 | return 0; |
1244 | } | |
1245 | ||
1246 | static int bus_append_service_property(sd_bus_message *m, const char *field, const char *eq) { | |
3d63c749 | 1247 | int r; |
89ada3ba | 1248 | |
3d63c749 YW |
1249 | if (STR_IN_SET(field, |
1250 | "PIDFile", "Type", "Restart", "BusName", "NotifyAccess", | |
1251 | "USBFunctionDescriptors", "USBFunctionStrings")) | |
89ada3ba YW |
1252 | |
1253 | return bus_append_string(m, field, eq); | |
f6c66be1 | 1254 | |
3d63c749 | 1255 | if (STR_IN_SET(field, "PermissionsStartOnly", "RootDirectoryStartOnly", "RemainAfterExit", "GuessMainPID")) |
89ada3ba YW |
1256 | |
1257 | return bus_append_parse_boolean(m, field, eq); | |
1258 | ||
3d63c749 | 1259 | if (STR_IN_SET(field, "RestartSec", "TimeoutStartSec", "TimeoutStopSec", "RuntimeMaxSec", "WatchdogSec")) |
89ada3ba YW |
1260 | |
1261 | return bus_append_parse_sec_rename(m, field, eq); | |
1262 | ||
3d63c749 YW |
1263 | if (streq(field, "TimeoutSec")) { |
1264 | ||
1265 | r = bus_append_parse_sec_rename(m, "TimeoutStartSec", eq); | |
1266 | if (r < 0) | |
1267 | return r; | |
1268 | ||
1269 | return bus_append_parse_sec_rename(m, "TimeoutStopSec", eq); | |
1270 | } | |
1271 | ||
89ada3ba YW |
1272 | if (streq(field, "FileDescriptorStoreMax")) |
1273 | ||
1274 | return bus_append_safe_atou(m, field, eq); | |
1275 | ||
1276 | if (STR_IN_SET(field, | |
1277 | "ExecStartPre", "ExecStart", "ExecStartPost", | |
1278 | "ExecReload", "ExecStop", "ExecStopPost")) | |
1279 | ||
1280 | return bus_append_exec_command(m, field, eq); | |
1281 | ||
3d63c749 YW |
1282 | if (STR_IN_SET(field, "RestartPreventExitStatus", "RestartForceExitStatus", "SuccessExitStatus")) { |
1283 | _cleanup_free_ int *status = NULL, *signal = NULL; | |
1284 | size_t sz_status = 0, sz_signal = 0; | |
1285 | const char *p; | |
1286 | ||
1287 | for (p = eq;;) { | |
1288 | _cleanup_free_ char *word = NULL; | |
1289 | int val; | |
1290 | ||
1291 | r = extract_first_word(&p, &word, NULL, EXTRACT_QUOTES); | |
1292 | if (r == 0) | |
1293 | break; | |
1294 | if (r == -ENOMEM) | |
1295 | return log_oom(); | |
1296 | if (r < 0) | |
1297 | return log_error_errno(r, "Invalid syntax in %s: %s", field, eq); | |
1298 | ||
1299 | r = safe_atoi(word, &val); | |
1300 | if (r < 0) { | |
1301 | val = signal_from_string_try_harder(word); | |
1302 | if (val < 0) | |
1303 | return log_error_errno(r, "Invalid status or signal %s in %s: %m", word, field); | |
1304 | ||
aa484f35 | 1305 | signal = reallocarray(signal, sz_signal + 1, sizeof(int)); |
3d63c749 YW |
1306 | if (!signal) |
1307 | return log_oom(); | |
1308 | ||
1309 | signal[sz_signal++] = val; | |
1310 | } else { | |
aa484f35 | 1311 | status = reallocarray(status, sz_status + 1, sizeof(int)); |
3d63c749 YW |
1312 | if (!status) |
1313 | return log_oom(); | |
1314 | ||
1315 | status[sz_status++] = val; | |
1316 | } | |
1317 | } | |
1318 | ||
1319 | r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv"); | |
1320 | if (r < 0) | |
1321 | return bus_log_create_error(r); | |
1322 | ||
1323 | r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field); | |
1324 | if (r < 0) | |
1325 | return bus_log_create_error(r); | |
1326 | ||
1327 | r = sd_bus_message_open_container(m, 'v', "(aiai)"); | |
1328 | if (r < 0) | |
1329 | return bus_log_create_error(r); | |
1330 | ||
1331 | r = sd_bus_message_open_container(m, 'r', "aiai"); | |
1332 | if (r < 0) | |
1333 | return bus_log_create_error(r); | |
1334 | ||
1335 | r = sd_bus_message_append_array(m, 'i', status, sz_status); | |
1336 | if (r < 0) | |
1337 | return bus_log_create_error(r); | |
1338 | ||
1339 | r = sd_bus_message_append_array(m, 'i', signal, sz_signal); | |
1340 | if (r < 0) | |
1341 | return bus_log_create_error(r); | |
1342 | ||
1343 | r = sd_bus_message_close_container(m); | |
1344 | if (r < 0) | |
1345 | return bus_log_create_error(r); | |
1346 | ||
1347 | r = sd_bus_message_close_container(m); | |
1348 | if (r < 0) | |
1349 | return bus_log_create_error(r); | |
1350 | ||
1351 | r = sd_bus_message_close_container(m); | |
1352 | if (r < 0) | |
1353 | return bus_log_create_error(r); | |
1354 | ||
1355 | return 1; | |
1356 | } | |
1357 | ||
89ada3ba YW |
1358 | return 0; |
1359 | } | |
1360 | ||
1361 | static int bus_append_socket_property(sd_bus_message *m, const char *field, const char *eq) { | |
1362 | int r; | |
1363 | ||
1364 | if (STR_IN_SET(field, | |
1365 | "Accept", "Writable", "KeepAlive", "NoDelay", "FreeBind", "Transparent", "Broadcast", | |
1366 | "PassCredentials", "PassSecurity", "ReusePort", "RemoveOnStop", "SELinuxContextFromNet")) | |
1367 | ||
1368 | return bus_append_parse_boolean(m, field, eq); | |
1369 | ||
1370 | if (STR_IN_SET(field, "Priority", "IPTTL", "Mark")) | |
1371 | ||
1372 | return bus_append_safe_atoi(m, field, eq); | |
1373 | ||
1374 | if (streq(field, "IPTOS")) | |
1375 | ||
1376 | return bus_append_ip_tos_from_string(m, field, eq); | |
1377 | ||
1378 | if (STR_IN_SET(field, "Backlog", "MaxConnections", "MaxConnectionsPerSource", "KeepAliveProbes", "TriggerLimitBurst")) | |
1379 | ||
1380 | return bus_append_safe_atou(m, field, eq); | |
1381 | ||
1382 | if (STR_IN_SET(field, "SocketMode", "DirectoryMode")) | |
1383 | ||
1384 | return bus_append_parse_mode(m, field, eq); | |
1385 | ||
1386 | if (STR_IN_SET(field, "MessageQueueMaxMessages", "MessageQueueMessageSize")) | |
1387 | ||
1388 | return bus_append_safe_atoi64(m, field, eq); | |
1389 | ||
1390 | if (STR_IN_SET(field, "TimeoutSec", "KeepAliveTimeSec", "KeepAliveIntervalSec", "DeferAcceptSec", "TriggerLimitIntervalSec")) | |
1391 | ||
1392 | return bus_append_parse_sec_rename(m, field, eq); | |
1393 | ||
1394 | if (STR_IN_SET(field, "ReceiveBuffer", "SendBuffer", "PipeSize")) | |
1395 | ||
b48e508d | 1396 | return bus_append_parse_size(m, field, eq, 1024); |
89ada3ba YW |
1397 | |
1398 | if (STR_IN_SET(field, "ExecStartPre", "ExecStartPost", "ExecReload", "ExecStopPost")) | |
1399 | ||
1400 | return bus_append_exec_command(m, field, eq); | |
1401 | ||
1402 | if (STR_IN_SET(field, | |
1403 | "SmackLabel", "SmackLabelIPIn", "SmackLabelIPOut", "TCPCongestion", | |
1404 | "BindToDevice", "BindIPv6Only", "FileDescriptorName", | |
1405 | "SocketUser", "SocketGroup")) | |
1406 | ||
1407 | return bus_append_string(m, field, eq); | |
1408 | ||
1409 | if (streq(field, "Symlinks")) | |
1410 | ||
1411 | return bus_append_strv(m, field, eq, EXTRACT_QUOTES); | |
1412 | ||
e045e325 | 1413 | if (streq(field, "SocketProtocol")) |
89ada3ba | 1414 | |
e045e325 | 1415 | return bus_append_socket_protocol_from_name(m, field, eq); |
89ada3ba YW |
1416 | |
1417 | if (STR_IN_SET(field, | |
1418 | "ListenStream", "ListenDatagram", "ListenSequentialPacket", "ListenNetlink", | |
1419 | "ListenSpecial", "ListenMessageQueue", "ListenFIFO", "ListenUSBFunction")) { | |
1420 | ||
3d63c749 YW |
1421 | if (isempty(eq)) |
1422 | r = sd_bus_message_append(m, "(sv)", "Listen", "a(ss)", 0); | |
1423 | else | |
81b1dc27 | 1424 | r = sd_bus_message_append(m, "(sv)", "Listen", "a(ss)", 1, field + STRLEN("Listen"), eq); |
f6c66be1 | 1425 | if (r < 0) |
89ada3ba YW |
1426 | return bus_log_create_error(r); |
1427 | ||
1428 | return 1; | |
1429 | } | |
1430 | ||
1431 | return 0; | |
1432 | } | |
1433 | static int bus_append_timer_property(sd_bus_message *m, const char *field, const char *eq) { | |
3d63c749 | 1434 | int r; |
89ada3ba YW |
1435 | |
1436 | if (STR_IN_SET(field, "WakeSystem", "RemainAfterElapse", "Persistent")) | |
1437 | ||
1438 | return bus_append_parse_boolean(m, field, eq); | |
1439 | ||
3d63c749 YW |
1440 | if (STR_IN_SET(field, "AccuracySec", "RandomizedDelaySec")) |
1441 | ||
1442 | return bus_append_parse_sec_rename(m, field, eq); | |
1443 | ||
89ada3ba YW |
1444 | if (STR_IN_SET(field, |
1445 | "OnActiveSec", "OnBootSec", "OnStartupSec", | |
3d63c749 | 1446 | "OnUnitActiveSec","OnUnitInactiveSec")) { |
89ada3ba | 1447 | |
3d63c749 YW |
1448 | if (isempty(eq)) |
1449 | r = sd_bus_message_append(m, "(sv)", "TimersMonotonic", "a(st)", 0); | |
1450 | else { | |
1451 | usec_t t; | |
1452 | r = parse_sec(eq, &t); | |
1453 | if (r < 0) | |
1454 | return log_error_errno(r, "Failed to parse %s=%s: %m", field, eq); | |
89ada3ba | 1455 | |
3d63c749 YW |
1456 | r = sd_bus_message_append(m, "(sv)", "TimersMonotonic", "a(st)", 1, field, t); |
1457 | } | |
1458 | if (r < 0) | |
1459 | return bus_log_create_error(r); | |
89ada3ba | 1460 | |
3d63c749 YW |
1461 | return 1; |
1462 | } | |
1463 | ||
1464 | if (streq(field, "OnCalendar")) { | |
1465 | ||
1466 | if (isempty(eq)) | |
1467 | r = sd_bus_message_append(m, "(sv)", "TimersCalendar", "a(ss)", 0); | |
1468 | else | |
1469 | r = sd_bus_message_append(m, "(sv)", "TimersCalendar", "a(ss)", 1, field, eq); | |
1470 | if (r < 0) | |
1471 | return bus_log_create_error(r); | |
1472 | ||
1473 | return 1; | |
1474 | } | |
89ada3ba YW |
1475 | |
1476 | return 0; | |
1477 | } | |
1478 | ||
1479 | static int bus_append_unit_property(sd_bus_message *m, const char *field, const char *eq) { | |
3d63c749 YW |
1480 | ConditionType t = _CONDITION_TYPE_INVALID; |
1481 | bool is_condition = false; | |
1482 | int r; | |
f6c66be1 | 1483 | |
3d63c749 YW |
1484 | if (STR_IN_SET(field, |
1485 | "Description", "SourcePath", "OnFailureJobMode", | |
1486 | "JobTimeoutAction", "JobTimeoutRebootArgument", | |
1487 | "StartLimitAction", "FailureAction", "SuccessAction", | |
1488 | "RebootArgument", "CollectMode")) | |
89ada3ba YW |
1489 | |
1490 | return bus_append_string(m, field, eq); | |
1491 | ||
3d63c749 YW |
1492 | if (STR_IN_SET(field, |
1493 | "StopWhenUnneeded", "RefuseManualStart", "RefuseManualStop", | |
1494 | "AllowIsolate", "IgnoreOnIsolate", "DefaultDependencies")) | |
89ada3ba YW |
1495 | |
1496 | return bus_append_parse_boolean(m, field, eq); | |
1497 | ||
3d63c749 YW |
1498 | if (STR_IN_SET(field, "JobTimeoutSec", "JobRunningTimeoutSec", "StartLimitIntervalSec")) |
1499 | ||
1500 | return bus_append_parse_sec_rename(m, field, eq); | |
1501 | ||
1502 | if (streq(field, "StartLimitBurst")) | |
1503 | ||
1504 | return bus_append_safe_atou(m, field, eq); | |
1505 | ||
1506 | if (unit_dependency_from_string(field) >= 0 || | |
1507 | STR_IN_SET(field, "Documentation", "RequiresMountsFor")) | |
89ada3ba | 1508 | |
eae194a5 | 1509 | return bus_append_strv(m, field, eq, EXTRACT_QUOTES); |
89ada3ba | 1510 | |
3d63c749 YW |
1511 | t = condition_type_from_string(field); |
1512 | if (t >= 0) | |
1513 | is_condition = true; | |
1514 | else | |
1515 | t = assert_type_from_string(field); | |
1516 | if (t >= 0) { | |
1517 | if (isempty(eq)) | |
1518 | r = sd_bus_message_append(m, "(sv)", is_condition ? "Conditions" : "Asserts", "a(sbbs)", 0); | |
1519 | else { | |
1520 | const char *p = eq; | |
1521 | int trigger, negate; | |
1522 | ||
1523 | trigger = *p == '|'; | |
1524 | if (trigger) | |
1525 | p++; | |
1526 | ||
1527 | negate = *p == '!'; | |
1528 | if (negate) | |
1529 | p++; | |
1530 | ||
1531 | r = sd_bus_message_append(m, "(sv)", is_condition ? "Conditions" : "Asserts", "a(sbbs)", 1, | |
1532 | field, trigger, negate, p); | |
1533 | } | |
1534 | if (r < 0) | |
1535 | return bus_log_create_error(r); | |
1536 | ||
1537 | return 1; | |
1538 | } | |
1539 | ||
89ada3ba YW |
1540 | return 0; |
1541 | } | |
1542 | ||
1543 | int bus_append_unit_property_assignment(sd_bus_message *m, UnitType t, const char *assignment) { | |
1544 | const char *eq, *field; | |
1545 | int r; | |
1546 | ||
1547 | assert(m); | |
1548 | assert(assignment); | |
1549 | ||
1550 | eq = strchr(assignment, '='); | |
1551 | if (!eq) { | |
1552 | log_error("Not an assignment: %s", assignment); | |
1553 | return -EINVAL; | |
1554 | } | |
1555 | ||
1556 | field = strndupa(assignment, eq - assignment); | |
1557 | eq++; | |
1558 | ||
1559 | switch (t) { | |
1560 | case UNIT_SERVICE: | |
1561 | r = bus_append_cgroup_property(m, field, eq); | |
1562 | if (r != 0) | |
f6c66be1 LP |
1563 | return r; |
1564 | ||
89ada3ba YW |
1565 | r = bus_append_execute_property(m, field, eq); |
1566 | if (r != 0) | |
1567 | return r; | |
f6c66be1 | 1568 | |
89ada3ba YW |
1569 | r = bus_append_kill_property(m, field, eq); |
1570 | if (r != 0) | |
1571 | return r; | |
f6c66be1 | 1572 | |
89ada3ba YW |
1573 | r = bus_append_service_property(m, field, eq); |
1574 | if (r != 0) | |
1575 | return r; | |
1576 | break; | |
f6c66be1 | 1577 | |
89ada3ba YW |
1578 | case UNIT_SOCKET: |
1579 | r = bus_append_cgroup_property(m, field, eq); | |
1580 | if (r != 0) | |
1581 | return r; | |
f6c66be1 | 1582 | |
89ada3ba YW |
1583 | r = bus_append_execute_property(m, field, eq); |
1584 | if (r != 0) | |
1585 | return r; | |
f6c66be1 | 1586 | |
89ada3ba YW |
1587 | r = bus_append_kill_property(m, field, eq); |
1588 | if (r != 0) | |
1589 | return r; | |
f6c66be1 | 1590 | |
89ada3ba YW |
1591 | r = bus_append_socket_property(m, field, eq); |
1592 | if (r != 0) | |
f6c66be1 | 1593 | return r; |
89ada3ba | 1594 | break; |
f6c66be1 | 1595 | |
89ada3ba YW |
1596 | case UNIT_TIMER: |
1597 | r = bus_append_timer_property(m, field, eq); | |
1598 | if (r != 0) | |
1599 | return r; | |
1600 | break; | |
f6c66be1 | 1601 | |
89ada3ba YW |
1602 | case UNIT_PATH: |
1603 | r = bus_append_path_property(m, field, eq); | |
1604 | if (r != 0) | |
1605 | return r; | |
1606 | break; | |
268833ed | 1607 | |
89ada3ba YW |
1608 | case UNIT_SLICE: |
1609 | r = bus_append_cgroup_property(m, field, eq); | |
1610 | if (r != 0) | |
1611 | return r; | |
1612 | break; | |
268833ed | 1613 | |
89ada3ba | 1614 | case UNIT_SCOPE: |
3d63c749 YW |
1615 | |
1616 | if (streq(field, "TimeoutStopSec")) | |
1617 | return bus_append_parse_sec_rename(m, field, eq); | |
1618 | ||
89ada3ba YW |
1619 | r = bus_append_cgroup_property(m, field, eq); |
1620 | if (r != 0) | |
1621 | return r; | |
268833ed | 1622 | |
89ada3ba YW |
1623 | r = bus_append_kill_property(m, field, eq); |
1624 | if (r != 0) | |
1625 | return r; | |
1626 | break; | |
535e0d19 | 1627 | |
89ada3ba | 1628 | case UNIT_MOUNT: |
3d63c749 YW |
1629 | r = bus_append_cgroup_property(m, field, eq); |
1630 | if (r != 0) | |
1631 | return r; | |
1632 | ||
1633 | r = bus_append_execute_property(m, field, eq); | |
1634 | if (r != 0) | |
1635 | return r; | |
1636 | ||
1637 | r = bus_append_kill_property(m, field, eq); | |
1638 | if (r != 0) | |
1639 | return r; | |
1640 | ||
1641 | r = bus_append_mount_property(m, field, eq); | |
1642 | if (r != 0) | |
1643 | return r; | |
1644 | ||
1645 | break; | |
1646 | ||
89ada3ba | 1647 | case UNIT_AUTOMOUNT: |
3d63c749 YW |
1648 | r = bus_append_automount_property(m, field, eq); |
1649 | if (r != 0) | |
1650 | return r; | |
1651 | ||
89ada3ba | 1652 | break; |
535e0d19 | 1653 | |
89ada3ba YW |
1654 | case UNIT_TARGET: |
1655 | case UNIT_DEVICE: | |
1656 | case UNIT_SWAP: | |
1657 | log_error("Not supported unit type"); | |
1658 | return -EINVAL; | |
535e0d19 | 1659 | |
89ada3ba YW |
1660 | default: |
1661 | log_error("Invalid unit type"); | |
20b16441 LP |
1662 | return -EINVAL; |
1663 | } | |
1664 | ||
89ada3ba YW |
1665 | r = bus_append_unit_property(m, field, eq); |
1666 | if (r != 0) | |
1667 | return r; | |
20b16441 | 1668 | |
89ada3ba YW |
1669 | log_error("Unknown assignment: %s", assignment); |
1670 | return -EINVAL; | |
20b16441 LP |
1671 | } |
1672 | ||
89ada3ba | 1673 | int bus_append_unit_property_assignment_many(sd_bus_message *m, UnitType t, char **l) { |
8673cf13 LP |
1674 | char **i; |
1675 | int r; | |
1676 | ||
1677 | assert(m); | |
1678 | ||
1679 | STRV_FOREACH(i, l) { | |
89ada3ba | 1680 | r = bus_append_unit_property_assignment(m, t, *i); |
8673cf13 LP |
1681 | if (r < 0) |
1682 | return r; | |
1683 | } | |
1684 | ||
1685 | return 0; | |
1686 | } | |
1687 | ||
20b16441 LP |
1688 | typedef struct BusWaitForJobs { |
1689 | sd_bus *bus; | |
1690 | Set *jobs; | |
1691 | ||
1692 | char *name; | |
1693 | char *result; | |
1694 | ||
1695 | sd_bus_slot *slot_job_removed; | |
1696 | sd_bus_slot *slot_disconnected; | |
1697 | } BusWaitForJobs; | |
1698 | ||
1699 | static int match_disconnected(sd_bus_message *m, void *userdata, sd_bus_error *error) { | |
1700 | assert(m); | |
1701 | ||
1702 | log_error("Warning! D-Bus connection terminated."); | |
1703 | sd_bus_close(sd_bus_message_get_bus(m)); | |
1704 | ||
1705 | return 0; | |
1706 | } | |
1707 | ||
1708 | static int match_job_removed(sd_bus_message *m, void *userdata, sd_bus_error *error) { | |
1709 | const char *path, *unit, *result; | |
1710 | BusWaitForJobs *d = userdata; | |
1711 | uint32_t id; | |
1712 | char *found; | |
1713 | int r; | |
1714 | ||
1715 | assert(m); | |
1716 | assert(d); | |
1717 | ||
1718 | r = sd_bus_message_read(m, "uoss", &id, &path, &unit, &result); | |
1719 | if (r < 0) { | |
1720 | bus_log_parse_error(r); | |
1721 | return 0; | |
1722 | } | |
1723 | ||
1724 | found = set_remove(d->jobs, (char*) path); | |
1725 | if (!found) | |
1726 | return 0; | |
1727 | ||
1728 | free(found); | |
1729 | ||
1730 | if (!isempty(result)) | |
1731 | d->result = strdup(result); | |
1732 | ||
1733 | if (!isempty(unit)) | |
1734 | d->name = strdup(unit); | |
1735 | ||
1736 | return 0; | |
1737 | } | |
1738 | ||
1739 | void bus_wait_for_jobs_free(BusWaitForJobs *d) { | |
1740 | if (!d) | |
1741 | return; | |
1742 | ||
1743 | set_free_free(d->jobs); | |
1744 | ||
1745 | sd_bus_slot_unref(d->slot_disconnected); | |
1746 | sd_bus_slot_unref(d->slot_job_removed); | |
1747 | ||
1748 | sd_bus_unref(d->bus); | |
1749 | ||
1750 | free(d->name); | |
1751 | free(d->result); | |
1752 | ||
1753 | free(d); | |
1754 | } | |
1755 | ||
1756 | int bus_wait_for_jobs_new(sd_bus *bus, BusWaitForJobs **ret) { | |
1757 | _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *d = NULL; | |
1758 | int r; | |
1759 | ||
1760 | assert(bus); | |
1761 | assert(ret); | |
1762 | ||
1763 | d = new0(BusWaitForJobs, 1); | |
1764 | if (!d) | |
1765 | return -ENOMEM; | |
1766 | ||
1767 | d->bus = sd_bus_ref(bus); | |
1768 | ||
1769 | /* When we are a bus client we match by sender. Direct | |
1770 | * connections OTOH have no initialized sender field, and | |
1771 | * hence we ignore the sender then */ | |
75152a4d | 1772 | r = sd_bus_match_signal_async( |
20b16441 LP |
1773 | bus, |
1774 | &d->slot_job_removed, | |
75152a4d LP |
1775 | bus->bus_client ? "org.freedesktop.systemd1" : NULL, |
1776 | "/org/freedesktop/systemd1", | |
1777 | "org.freedesktop.systemd1.Manager", | |
1778 | "JobRemoved", | |
1779 | match_job_removed, NULL, d); | |
20b16441 LP |
1780 | if (r < 0) |
1781 | return r; | |
1782 | ||
75152a4d | 1783 | r = sd_bus_match_signal_async( |
20b16441 LP |
1784 | bus, |
1785 | &d->slot_disconnected, | |
75152a4d LP |
1786 | "org.freedesktop.DBus.Local", |
1787 | NULL, | |
1788 | "org.freedesktop.DBus.Local", | |
1789 | "Disconnected", | |
1790 | match_disconnected, NULL, d); | |
20b16441 LP |
1791 | if (r < 0) |
1792 | return r; | |
1793 | ||
1cc6c93a | 1794 | *ret = TAKE_PTR(d); |
20b16441 LP |
1795 | |
1796 | return 0; | |
1797 | } | |
1798 | ||
1799 | static int bus_process_wait(sd_bus *bus) { | |
1800 | int r; | |
1801 | ||
1802 | for (;;) { | |
1803 | r = sd_bus_process(bus, NULL); | |
1804 | if (r < 0) | |
1805 | return r; | |
1806 | if (r > 0) | |
1807 | return 0; | |
1808 | ||
1809 | r = sd_bus_wait(bus, (uint64_t) -1); | |
1810 | if (r < 0) | |
1811 | return r; | |
1812 | } | |
1813 | } | |
1814 | ||
1815 | static int bus_job_get_service_result(BusWaitForJobs *d, char **result) { | |
1816 | _cleanup_free_ char *dbus_path = NULL; | |
1817 | ||
1818 | assert(d); | |
1819 | assert(d->name); | |
1820 | assert(result); | |
1821 | ||
bd5a1c91 LP |
1822 | if (!endswith(d->name, ".service")) |
1823 | return -EINVAL; | |
1824 | ||
20b16441 LP |
1825 | dbus_path = unit_dbus_path_from_name(d->name); |
1826 | if (!dbus_path) | |
1827 | return -ENOMEM; | |
1828 | ||
1829 | return sd_bus_get_property_string(d->bus, | |
1830 | "org.freedesktop.systemd1", | |
1831 | dbus_path, | |
1832 | "org.freedesktop.systemd1.Service", | |
1833 | "Result", | |
1834 | NULL, | |
1835 | result); | |
1836 | } | |
1837 | ||
1838 | static const struct { | |
1839 | const char *result, *explanation; | |
1840 | } explanations [] = { | |
0b2de9d9 | 1841 | { "resources", "of unavailable resources or another system error" }, |
7ed0a4c5 | 1842 | { "protocol", "the service did not take the steps required by its unit configuration" }, |
20b16441 LP |
1843 | { "timeout", "a timeout was exceeded" }, |
1844 | { "exit-code", "the control process exited with error code" }, | |
1845 | { "signal", "a fatal signal was delivered to the control process" }, | |
1846 | { "core-dump", "a fatal signal was delivered causing the control process to dump core" }, | |
1847 | { "watchdog", "the service failed to send watchdog ping" }, | |
1848 | { "start-limit", "start of the service was attempted too often" } | |
1849 | }; | |
1850 | ||
1851 | static void log_job_error_with_service_result(const char* service, const char *result, const char* const* extra_args) { | |
1852 | _cleanup_free_ char *service_shell_quoted = NULL; | |
1853 | const char *systemctl = "systemctl", *journalctl = "journalctl"; | |
1854 | ||
1855 | assert(service); | |
1856 | ||
804ee07c | 1857 | service_shell_quoted = shell_maybe_quote(service, ESCAPE_BACKSLASH); |
20b16441 | 1858 | |
3a58ca47 | 1859 | if (!strv_isempty((char**) extra_args)) { |
20b16441 LP |
1860 | _cleanup_free_ char *t; |
1861 | ||
1862 | t = strv_join((char**) extra_args, " "); | |
1863 | systemctl = strjoina("systemctl ", t ? : "<args>"); | |
1864 | journalctl = strjoina("journalctl ", t ? : "<args>"); | |
1865 | } | |
1866 | ||
1867 | if (!isempty(result)) { | |
1868 | unsigned i; | |
1869 | ||
1870 | for (i = 0; i < ELEMENTSOF(explanations); ++i) | |
1871 | if (streq(result, explanations[i].result)) | |
1872 | break; | |
1873 | ||
1874 | if (i < ELEMENTSOF(explanations)) { | |
1875 | log_error("Job for %s failed because %s.\n" | |
1876 | "See \"%s status %s\" and \"%s -xe\" for details.\n", | |
1877 | service, | |
1878 | explanations[i].explanation, | |
1879 | systemctl, | |
1880 | service_shell_quoted ?: "<service>", | |
1881 | journalctl); | |
1882 | goto finish; | |
1883 | } | |
1884 | } | |
1885 | ||
1886 | log_error("Job for %s failed.\n" | |
1887 | "See \"%s status %s\" and \"%s -xe\" for details.\n", | |
1888 | service, | |
1889 | systemctl, | |
1890 | service_shell_quoted ?: "<service>", | |
1891 | journalctl); | |
1892 | ||
1893 | finish: | |
1894 | /* For some results maybe additional explanation is required */ | |
1895 | if (streq_ptr(result, "start-limit")) | |
1896 | log_info("To force a start use \"%1$s reset-failed %2$s\"\n" | |
1897 | "followed by \"%1$s start %2$s\" again.", | |
1898 | systemctl, | |
1899 | service_shell_quoted ?: "<service>"); | |
1900 | } | |
1901 | ||
1902 | static int check_wait_response(BusWaitForJobs *d, bool quiet, const char* const* extra_args) { | |
1903 | int r = 0; | |
1904 | ||
1905 | assert(d->result); | |
1906 | ||
1907 | if (!quiet) { | |
1908 | if (streq(d->result, "canceled")) | |
1909 | log_error("Job for %s canceled.", strna(d->name)); | |
1910 | else if (streq(d->result, "timeout")) | |
1911 | log_error("Job for %s timed out.", strna(d->name)); | |
1912 | else if (streq(d->result, "dependency")) | |
1913 | log_error("A dependency job for %s failed. See 'journalctl -xe' for details.", strna(d->name)); | |
1914 | else if (streq(d->result, "invalid")) | |
1915 | log_error("%s is not active, cannot reload.", strna(d->name)); | |
1916 | else if (streq(d->result, "assert")) | |
1917 | log_error("Assertion failed on job for %s.", strna(d->name)); | |
1918 | else if (streq(d->result, "unsupported")) | |
1919 | log_error("Operation on or unit type of %s not supported on this system.", strna(d->name)); | |
c5a97ed1 LP |
1920 | else if (streq(d->result, "collected")) |
1921 | log_error("Queued job for %s was garbage collected.", strna(d->name)); | |
ae835bc7 | 1922 | else if (!STR_IN_SET(d->result, "done", "skipped")) { |
20b16441 | 1923 | if (d->name) { |
20b16441 | 1924 | _cleanup_free_ char *result = NULL; |
bd5a1c91 | 1925 | int q; |
20b16441 LP |
1926 | |
1927 | q = bus_job_get_service_result(d, &result); | |
1928 | if (q < 0) | |
bd5a1c91 | 1929 | log_debug_errno(q, "Failed to get Result property of unit %s: %m", d->name); |
20b16441 LP |
1930 | |
1931 | log_job_error_with_service_result(d->name, result, extra_args); | |
1932 | } else | |
1933 | log_error("Job failed. See \"journalctl -xe\" for details."); | |
1934 | } | |
1935 | } | |
1936 | ||
c5a97ed1 | 1937 | if (STR_IN_SET(d->result, "canceled", "collected")) |
20b16441 LP |
1938 | r = -ECANCELED; |
1939 | else if (streq(d->result, "timeout")) | |
1940 | r = -ETIME; | |
1941 | else if (streq(d->result, "dependency")) | |
1942 | r = -EIO; | |
1943 | else if (streq(d->result, "invalid")) | |
1944 | r = -ENOEXEC; | |
1945 | else if (streq(d->result, "assert")) | |
1946 | r = -EPROTO; | |
1947 | else if (streq(d->result, "unsupported")) | |
1948 | r = -EOPNOTSUPP; | |
ae835bc7 | 1949 | else if (!STR_IN_SET(d->result, "done", "skipped")) |
20b16441 LP |
1950 | r = -EIO; |
1951 | ||
1952 | return r; | |
1953 | } | |
1954 | ||
1955 | int bus_wait_for_jobs(BusWaitForJobs *d, bool quiet, const char* const* extra_args) { | |
1956 | int r = 0; | |
1957 | ||
1958 | assert(d); | |
1959 | ||
1960 | while (!set_isempty(d->jobs)) { | |
1961 | int q; | |
1962 | ||
1963 | q = bus_process_wait(d->bus); | |
1964 | if (q < 0) | |
1965 | return log_error_errno(q, "Failed to wait for response: %m"); | |
1966 | ||
1967 | if (d->result) { | |
1968 | q = check_wait_response(d, quiet, extra_args); | |
1969 | /* Return the first error as it is most likely to be | |
1970 | * meaningful. */ | |
1971 | if (q < 0 && r == 0) | |
1972 | r = q; | |
1973 | ||
1974 | log_debug_errno(q, "Got result %s/%m for job %s", strna(d->result), strna(d->name)); | |
1975 | } | |
1976 | ||
1977 | d->name = mfree(d->name); | |
1978 | d->result = mfree(d->result); | |
1979 | } | |
1980 | ||
1981 | return r; | |
1982 | } | |
1983 | ||
1984 | int bus_wait_for_jobs_add(BusWaitForJobs *d, const char *path) { | |
1985 | int r; | |
1986 | ||
1987 | assert(d); | |
1988 | ||
1989 | r = set_ensure_allocated(&d->jobs, &string_hash_ops); | |
1990 | if (r < 0) | |
1991 | return r; | |
1992 | ||
1993 | return set_put_strdup(d->jobs, path); | |
1994 | } | |
1995 | ||
1996 | int bus_wait_for_jobs_one(BusWaitForJobs *d, const char *path, bool quiet) { | |
1997 | int r; | |
1998 | ||
1999 | r = bus_wait_for_jobs_add(d, path); | |
2000 | if (r < 0) | |
2001 | return log_oom(); | |
2002 | ||
2003 | return bus_wait_for_jobs(d, quiet, NULL); | |
2004 | } | |
2005 | ||
da6053d0 | 2006 | int bus_deserialize_and_dump_unit_file_changes(sd_bus_message *m, bool quiet, UnitFileChange **changes, size_t *n_changes) { |
20b16441 LP |
2007 | const char *type, *path, *source; |
2008 | int r; | |
2009 | ||
acc0269c CH |
2010 | /* changes is dereferenced when calling unit_file_dump_changes() later, |
2011 | * so we have to make sure this is not NULL. */ | |
2012 | assert(changes); | |
2013 | assert(n_changes); | |
2014 | ||
20b16441 LP |
2015 | r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sss)"); |
2016 | if (r < 0) | |
2017 | return bus_log_parse_error(r); | |
2018 | ||
2019 | while ((r = sd_bus_message_read(m, "(sss)", &type, &path, &source)) > 0) { | |
2020 | /* We expect only "success" changes to be sent over the bus. | |
2021 | Hence, reject anything negative. */ | |
2022 | UnitFileChangeType ch = unit_file_change_type_from_string(type); | |
2023 | ||
2024 | if (ch < 0) { | |
2025 | log_notice("Manager reported unknown change type \"%s\" for path \"%s\", ignoring.", type, path); | |
2026 | continue; | |
2027 | } | |
2028 | ||
2029 | r = unit_file_changes_add(changes, n_changes, ch, path, source); | |
2030 | if (r < 0) | |
2031 | return r; | |
2032 | } | |
2033 | if (r < 0) | |
2034 | return bus_log_parse_error(r); | |
2035 | ||
2036 | r = sd_bus_message_exit_container(m); | |
2037 | if (r < 0) | |
2038 | return bus_log_parse_error(r); | |
2039 | ||
35d379b2 | 2040 | unit_file_dump_changes(0, NULL, *changes, *n_changes, quiet); |
20b16441 LP |
2041 | return 0; |
2042 | } | |
2043 | ||
291d565a LP |
2044 | struct CGroupInfo { |
2045 | char *cgroup_path; | |
2046 | bool is_const; /* If false, cgroup_path should be free()'d */ | |
2047 | ||
2048 | Hashmap *pids; /* PID → process name */ | |
2049 | bool done; | |
2050 | ||
2051 | struct CGroupInfo *parent; | |
2052 | LIST_FIELDS(struct CGroupInfo, siblings); | |
2053 | LIST_HEAD(struct CGroupInfo, children); | |
2054 | size_t n_children; | |
2055 | }; | |
2056 | ||
2057 | static bool IS_ROOT(const char *p) { | |
2058 | return isempty(p) || streq(p, "/"); | |
2059 | } | |
2060 | ||
2061 | static int add_cgroup(Hashmap *cgroups, const char *path, bool is_const, struct CGroupInfo **ret) { | |
2062 | struct CGroupInfo *parent = NULL, *cg; | |
2063 | int r; | |
2064 | ||
2065 | assert(cgroups); | |
2066 | assert(ret); | |
2067 | ||
2068 | if (IS_ROOT(path)) | |
2069 | path = "/"; | |
2070 | ||
2071 | cg = hashmap_get(cgroups, path); | |
2072 | if (cg) { | |
2073 | *ret = cg; | |
2074 | return 0; | |
2075 | } | |
2076 | ||
2077 | if (!IS_ROOT(path)) { | |
2078 | const char *e, *pp; | |
2079 | ||
2080 | e = strrchr(path, '/'); | |
2081 | if (!e) | |
2082 | return -EINVAL; | |
2083 | ||
2084 | pp = strndupa(path, e - path); | |
2085 | if (!pp) | |
2086 | return -ENOMEM; | |
2087 | ||
2088 | r = add_cgroup(cgroups, pp, false, &parent); | |
2089 | if (r < 0) | |
2090 | return r; | |
2091 | } | |
2092 | ||
2093 | cg = new0(struct CGroupInfo, 1); | |
2094 | if (!cg) | |
2095 | return -ENOMEM; | |
2096 | ||
2097 | if (is_const) | |
2098 | cg->cgroup_path = (char*) path; | |
2099 | else { | |
2100 | cg->cgroup_path = strdup(path); | |
2101 | if (!cg->cgroup_path) { | |
2102 | free(cg); | |
2103 | return -ENOMEM; | |
2104 | } | |
2105 | } | |
2106 | ||
2107 | cg->is_const = is_const; | |
2108 | cg->parent = parent; | |
2109 | ||
2110 | r = hashmap_put(cgroups, cg->cgroup_path, cg); | |
2111 | if (r < 0) { | |
2112 | if (!is_const) | |
2113 | free(cg->cgroup_path); | |
2114 | free(cg); | |
2115 | return r; | |
2116 | } | |
2117 | ||
2118 | if (parent) { | |
2119 | LIST_PREPEND(siblings, parent->children, cg); | |
2120 | parent->n_children++; | |
2121 | } | |
2122 | ||
2123 | *ret = cg; | |
2124 | return 1; | |
2125 | } | |
2126 | ||
2127 | static int add_process( | |
2128 | Hashmap *cgroups, | |
2129 | const char *path, | |
2130 | pid_t pid, | |
2131 | const char *name) { | |
2132 | ||
2133 | struct CGroupInfo *cg; | |
2134 | int r; | |
2135 | ||
2136 | assert(cgroups); | |
2137 | assert(name); | |
2138 | assert(pid > 0); | |
2139 | ||
2140 | r = add_cgroup(cgroups, path, true, &cg); | |
2141 | if (r < 0) | |
2142 | return r; | |
2143 | ||
2144 | r = hashmap_ensure_allocated(&cg->pids, &trivial_hash_ops); | |
2145 | if (r < 0) | |
2146 | return r; | |
2147 | ||
2148 | return hashmap_put(cg->pids, PID_TO_PTR(pid), (void*) name); | |
2149 | } | |
2150 | ||
2151 | static void remove_cgroup(Hashmap *cgroups, struct CGroupInfo *cg) { | |
2152 | assert(cgroups); | |
2153 | assert(cg); | |
2154 | ||
2155 | while (cg->children) | |
2156 | remove_cgroup(cgroups, cg->children); | |
2157 | ||
2158 | hashmap_remove(cgroups, cg->cgroup_path); | |
2159 | ||
2160 | if (!cg->is_const) | |
2161 | free(cg->cgroup_path); | |
2162 | ||
2163 | hashmap_free(cg->pids); | |
2164 | ||
2165 | if (cg->parent) | |
2166 | LIST_REMOVE(siblings, cg->parent->children, cg); | |
2167 | ||
2168 | free(cg); | |
2169 | } | |
2170 | ||
2171 | static int cgroup_info_compare_func(const void *a, const void *b) { | |
2172 | const struct CGroupInfo *x = *(const struct CGroupInfo* const*) a, *y = *(const struct CGroupInfo* const*) b; | |
2173 | ||
2174 | assert(x); | |
2175 | assert(y); | |
2176 | ||
2177 | return strcmp(x->cgroup_path, y->cgroup_path); | |
2178 | } | |
2179 | ||
2180 | static int dump_processes( | |
2181 | Hashmap *cgroups, | |
2182 | const char *cgroup_path, | |
2183 | const char *prefix, | |
2184 | unsigned n_columns, | |
2185 | OutputFlags flags) { | |
2186 | ||
2187 | struct CGroupInfo *cg; | |
2188 | int r; | |
2189 | ||
2190 | assert(prefix); | |
2191 | ||
2192 | if (IS_ROOT(cgroup_path)) | |
2193 | cgroup_path = "/"; | |
2194 | ||
2195 | cg = hashmap_get(cgroups, cgroup_path); | |
2196 | if (!cg) | |
2197 | return 0; | |
2198 | ||
2199 | if (!hashmap_isempty(cg->pids)) { | |
2200 | const char *name; | |
2201 | size_t n = 0, i; | |
2202 | pid_t *pids; | |
2203 | void *pidp; | |
2204 | Iterator j; | |
2205 | int width; | |
2206 | ||
2207 | /* Order processes by their PID */ | |
2208 | pids = newa(pid_t, hashmap_size(cg->pids)); | |
2209 | ||
2210 | HASHMAP_FOREACH_KEY(name, pidp, cg->pids, j) | |
2211 | pids[n++] = PTR_TO_PID(pidp); | |
2212 | ||
2213 | assert(n == hashmap_size(cg->pids)); | |
2214 | qsort_safe(pids, n, sizeof(pid_t), pid_compare_func); | |
2215 | ||
2216 | width = DECIMAL_STR_WIDTH(pids[n-1]); | |
2217 | ||
2218 | for (i = 0; i < n; i++) { | |
2219 | _cleanup_free_ char *e = NULL; | |
2220 | const char *special; | |
2221 | bool more; | |
2222 | ||
2223 | name = hashmap_get(cg->pids, PID_TO_PTR(pids[i])); | |
2224 | assert(name); | |
2225 | ||
2226 | if (n_columns != 0) { | |
2227 | unsigned k; | |
2228 | ||
2229 | k = MAX(LESS_BY(n_columns, 2U + width + 1U), 20U); | |
2230 | ||
2231 | e = ellipsize(name, k, 100); | |
2232 | if (e) | |
2233 | name = e; | |
2234 | } | |
2235 | ||
2236 | more = i+1 < n || cg->children; | |
323b7dc9 | 2237 | special = special_glyph(more ? TREE_BRANCH : TREE_RIGHT); |
291d565a LP |
2238 | |
2239 | fprintf(stdout, "%s%s%*"PID_PRI" %s\n", | |
2240 | prefix, | |
2241 | special, | |
2242 | width, pids[i], | |
2243 | name); | |
2244 | } | |
2245 | } | |
2246 | ||
2247 | if (cg->children) { | |
2248 | struct CGroupInfo **children, *child; | |
2249 | size_t n = 0, i; | |
2250 | ||
2251 | /* Order subcgroups by their name */ | |
2252 | children = newa(struct CGroupInfo*, cg->n_children); | |
2253 | LIST_FOREACH(siblings, child, cg->children) | |
2254 | children[n++] = child; | |
2255 | assert(n == cg->n_children); | |
2256 | qsort_safe(children, n, sizeof(struct CGroupInfo*), cgroup_info_compare_func); | |
2257 | ||
7351ded5 IL |
2258 | if (n_columns != 0) |
2259 | n_columns = MAX(LESS_BY(n_columns, 2U), 20U); | |
291d565a LP |
2260 | |
2261 | for (i = 0; i < n; i++) { | |
2262 | _cleanup_free_ char *pp = NULL; | |
2263 | const char *name, *special; | |
2264 | bool more; | |
2265 | ||
2266 | child = children[i]; | |
2267 | ||
2268 | name = strrchr(child->cgroup_path, '/'); | |
2269 | if (!name) | |
2270 | return -EINVAL; | |
2271 | name++; | |
2272 | ||
2273 | more = i+1 < n; | |
323b7dc9 | 2274 | special = special_glyph(more ? TREE_BRANCH : TREE_RIGHT); |
291d565a LP |
2275 | |
2276 | fputs(prefix, stdout); | |
2277 | fputs(special, stdout); | |
2278 | fputs(name, stdout); | |
2279 | fputc('\n', stdout); | |
2280 | ||
323b7dc9 | 2281 | special = special_glyph(more ? TREE_VERTICAL : TREE_SPACE); |
291d565a LP |
2282 | |
2283 | pp = strappend(prefix, special); | |
2284 | if (!pp) | |
2285 | return -ENOMEM; | |
2286 | ||
2287 | r = dump_processes(cgroups, child->cgroup_path, pp, n_columns, flags); | |
2288 | if (r < 0) | |
2289 | return r; | |
2290 | } | |
2291 | } | |
2292 | ||
2293 | cg->done = true; | |
2294 | return 0; | |
2295 | } | |
2296 | ||
2297 | static int dump_extra_processes( | |
2298 | Hashmap *cgroups, | |
2299 | const char *prefix, | |
2300 | unsigned n_columns, | |
2301 | OutputFlags flags) { | |
2302 | ||
2303 | _cleanup_free_ pid_t *pids = NULL; | |
2304 | _cleanup_hashmap_free_ Hashmap *names = NULL; | |
2305 | struct CGroupInfo *cg; | |
2306 | size_t n_allocated = 0, n = 0, k; | |
2307 | Iterator i; | |
2308 | int width, r; | |
2309 | ||
2310 | /* Prints the extra processes, i.e. those that are in cgroups we haven't displayed yet. We show them as | |
2311 | * combined, sorted, linear list. */ | |
2312 | ||
2313 | HASHMAP_FOREACH(cg, cgroups, i) { | |
2314 | const char *name; | |
2315 | void *pidp; | |
2316 | Iterator j; | |
2317 | ||
2318 | if (cg->done) | |
2319 | continue; | |
2320 | ||
2321 | if (hashmap_isempty(cg->pids)) | |
2322 | continue; | |
2323 | ||
2324 | r = hashmap_ensure_allocated(&names, &trivial_hash_ops); | |
2325 | if (r < 0) | |
2326 | return r; | |
2327 | ||
2328 | if (!GREEDY_REALLOC(pids, n_allocated, n + hashmap_size(cg->pids))) | |
2329 | return -ENOMEM; | |
2330 | ||
2331 | HASHMAP_FOREACH_KEY(name, pidp, cg->pids, j) { | |
2332 | pids[n++] = PTR_TO_PID(pidp); | |
2333 | ||
2334 | r = hashmap_put(names, pidp, (void*) name); | |
2335 | if (r < 0) | |
2336 | return r; | |
2337 | } | |
2338 | } | |
2339 | ||
2340 | if (n == 0) | |
2341 | return 0; | |
2342 | ||
2343 | qsort_safe(pids, n, sizeof(pid_t), pid_compare_func); | |
2344 | width = DECIMAL_STR_WIDTH(pids[n-1]); | |
2345 | ||
2346 | for (k = 0; k < n; k++) { | |
2347 | _cleanup_free_ char *e = NULL; | |
2348 | const char *name; | |
2349 | ||
2350 | name = hashmap_get(names, PID_TO_PTR(pids[k])); | |
2351 | assert(name); | |
2352 | ||
2353 | if (n_columns != 0) { | |
2354 | unsigned z; | |
2355 | ||
2356 | z = MAX(LESS_BY(n_columns, 2U + width + 1U), 20U); | |
2357 | ||
2358 | e = ellipsize(name, z, 100); | |
2359 | if (e) | |
2360 | name = e; | |
2361 | } | |
2362 | ||
2363 | fprintf(stdout, "%s%s %*" PID_PRI " %s\n", | |
2364 | prefix, | |
323b7dc9 | 2365 | special_glyph(TRIANGULAR_BULLET), |
291d565a LP |
2366 | width, pids[k], |
2367 | name); | |
2368 | } | |
2369 | ||
2370 | return 0; | |
2371 | } | |
2372 | ||
2373 | int unit_show_processes( | |
2374 | sd_bus *bus, | |
2375 | const char *unit, | |
2376 | const char *cgroup_path, | |
2377 | const char *prefix, | |
2378 | unsigned n_columns, | |
2379 | OutputFlags flags, | |
2380 | sd_bus_error *error) { | |
2381 | ||
2382 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
2383 | Hashmap *cgroups = NULL; | |
2384 | struct CGroupInfo *cg; | |
2385 | int r; | |
2386 | ||
2387 | assert(bus); | |
2388 | assert(unit); | |
2389 | ||
2390 | if (flags & OUTPUT_FULL_WIDTH) | |
2391 | n_columns = 0; | |
2392 | else if (n_columns <= 0) | |
2393 | n_columns = columns(); | |
2394 | ||
2395 | prefix = strempty(prefix); | |
2396 | ||
2397 | r = sd_bus_call_method( | |
2398 | bus, | |
2399 | "org.freedesktop.systemd1", | |
2400 | "/org/freedesktop/systemd1", | |
2401 | "org.freedesktop.systemd1.Manager", | |
2402 | "GetUnitProcesses", | |
2403 | error, | |
2404 | &reply, | |
2405 | "s", | |
2406 | unit); | |
2407 | if (r < 0) | |
2408 | return r; | |
2409 | ||
548f6937 | 2410 | cgroups = hashmap_new(&path_hash_ops); |
291d565a LP |
2411 | if (!cgroups) |
2412 | return -ENOMEM; | |
2413 | ||
2414 | r = sd_bus_message_enter_container(reply, 'a', "(sus)"); | |
2415 | if (r < 0) | |
2416 | goto finish; | |
2417 | ||
2418 | for (;;) { | |
2419 | const char *path = NULL, *name = NULL; | |
2420 | uint32_t pid; | |
2421 | ||
2422 | r = sd_bus_message_read(reply, "(sus)", &path, &pid, &name); | |
2423 | if (r < 0) | |
2424 | goto finish; | |
2425 | if (r == 0) | |
2426 | break; | |
2427 | ||
2428 | r = add_process(cgroups, path, pid, name); | |
2429 | if (r < 0) | |
2430 | goto finish; | |
2431 | } | |
2432 | ||
2433 | r = sd_bus_message_exit_container(reply); | |
2434 | if (r < 0) | |
2435 | goto finish; | |
2436 | ||
2437 | r = dump_processes(cgroups, cgroup_path, prefix, n_columns, flags); | |
2438 | if (r < 0) | |
2439 | goto finish; | |
2440 | ||
2441 | r = dump_extra_processes(cgroups, prefix, n_columns, flags); | |
2442 | ||
2443 | finish: | |
2444 | while ((cg = hashmap_first(cgroups))) | |
2445 | remove_cgroup(cgroups, cg); | |
2446 | ||
2447 | hashmap_free(cgroups); | |
2448 | ||
2449 | return r; | |
2450 | } | |
bd062910 ZJS |
2451 | |
2452 | int unit_load_state(sd_bus *bus, const char *name, char **load_state) { | |
2453 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
2454 | _cleanup_free_ char *path = NULL; | |
2455 | int r; | |
2456 | ||
2457 | path = unit_dbus_path_from_name(name); | |
2458 | if (!path) | |
2459 | return log_oom(); | |
2460 | ||
2461 | /* This function warns on it's own, because otherwise it'd be awkward to pass | |
2462 | * the dbus error message around. */ | |
2463 | ||
2464 | r = sd_bus_get_property_string( | |
2465 | bus, | |
2466 | "org.freedesktop.systemd1", | |
2467 | path, | |
2468 | "org.freedesktop.systemd1.Unit", | |
2469 | "LoadState", | |
2470 | &error, | |
2471 | load_state); | |
2472 | if (r < 0) | |
2473 | return log_error_errno(r, "Failed to get load state of %s: %s", name, bus_error_message(&error, r)); | |
2474 | ||
2475 | return 0; | |
2476 | } |