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Commit | Line | Data |
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5cb5a6ff LP |
1 | /*-*- Mode: C; c-basic-offset: 8 -*-*/ |
2 | ||
a7334b09 LP |
3 | /*** |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2010 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
83c60c9f LP |
22 | #include <sys/types.h> |
23 | #include <sys/stat.h> | |
24 | #include <unistd.h> | |
25 | #include <errno.h> | |
26 | #include <fcntl.h> | |
f94ea366 | 27 | #include <sys/epoll.h> |
034c6ed7 | 28 | #include <signal.h> |
4f2d528d | 29 | #include <arpa/inet.h> |
83c60c9f | 30 | |
87f0e418 | 31 | #include "unit.h" |
5cb5a6ff | 32 | #include "socket.h" |
83c60c9f | 33 | #include "log.h" |
23a177ef LP |
34 | #include "load-dropin.h" |
35 | #include "load-fragment.h" | |
9e2f7c11 | 36 | #include "strv.h" |
4f2d528d | 37 | #include "unit-name.h" |
4139c1b2 | 38 | #include "dbus-socket.h" |
83c60c9f | 39 | |
acbb0225 | 40 | static const UnitActiveState state_translation_table[_SOCKET_STATE_MAX] = { |
87f0e418 LP |
41 | [SOCKET_DEAD] = UNIT_INACTIVE, |
42 | [SOCKET_START_PRE] = UNIT_ACTIVATING, | |
43 | [SOCKET_START_POST] = UNIT_ACTIVATING, | |
44 | [SOCKET_LISTENING] = UNIT_ACTIVE, | |
45 | [SOCKET_RUNNING] = UNIT_ACTIVE, | |
46 | [SOCKET_STOP_PRE] = UNIT_DEACTIVATING, | |
47 | [SOCKET_STOP_PRE_SIGTERM] = UNIT_DEACTIVATING, | |
48 | [SOCKET_STOP_PRE_SIGKILL] = UNIT_DEACTIVATING, | |
49 | [SOCKET_STOP_POST] = UNIT_DEACTIVATING, | |
80876c20 LP |
50 | [SOCKET_FINAL_SIGTERM] = UNIT_DEACTIVATING, |
51 | [SOCKET_FINAL_SIGKILL] = UNIT_DEACTIVATING, | |
87f0e418 | 52 | [SOCKET_MAINTAINANCE] = UNIT_INACTIVE, |
83c60c9f | 53 | }; |
5cb5a6ff | 54 | |
acbb0225 LP |
55 | static const char* const state_string_table[_SOCKET_STATE_MAX] = { |
56 | [SOCKET_DEAD] = "dead", | |
57 | [SOCKET_START_PRE] = "start-pre", | |
58 | [SOCKET_START_POST] = "start-post", | |
59 | [SOCKET_LISTENING] = "listening", | |
60 | [SOCKET_RUNNING] = "running", | |
61 | [SOCKET_STOP_PRE] = "stop-pre", | |
62 | [SOCKET_STOP_PRE_SIGTERM] = "stop-pre-sigterm", | |
63 | [SOCKET_STOP_PRE_SIGKILL] = "stop-pre-sigkill", | |
64 | [SOCKET_STOP_POST] = "stop-post", | |
80876c20 LP |
65 | [SOCKET_FINAL_SIGTERM] = "final-sigterm", |
66 | [SOCKET_FINAL_SIGKILL] = "final-sigkill", | |
acbb0225 LP |
67 | [SOCKET_MAINTAINANCE] = "maintainance" |
68 | }; | |
69 | ||
5e94833f LP |
70 | static void socket_unwatch_control_pid(Socket *s) { |
71 | assert(s); | |
72 | ||
73 | if (s->control_pid <= 0) | |
74 | return; | |
75 | ||
76 | unit_unwatch_pid(UNIT(s), s->control_pid); | |
77 | s->control_pid = 0; | |
78 | } | |
79 | ||
87f0e418 LP |
80 | static void socket_done(Unit *u) { |
81 | Socket *s = SOCKET(u); | |
034c6ed7 LP |
82 | SocketPort *p; |
83 | ||
84 | assert(s); | |
85 | ||
86 | while ((p = s->ports)) { | |
87 | LIST_REMOVE(SocketPort, port, s->ports, p); | |
88 | ||
89 | if (p->fd >= 0) | |
90 | close_nointr(p->fd); | |
91 | free(p->path); | |
92 | free(p); | |
93 | } | |
94 | ||
95 | exec_context_done(&s->exec_context); | |
e537352b | 96 | exec_command_free_array(s->exec_command, _SOCKET_EXEC_COMMAND_MAX); |
034c6ed7 LP |
97 | s->control_command = NULL; |
98 | ||
5e94833f | 99 | socket_unwatch_control_pid(s); |
034c6ed7 LP |
100 | |
101 | s->service = NULL; | |
102 | ||
acbb0225 | 103 | free(s->bind_to_device); |
e537352b | 104 | s->bind_to_device = NULL; |
acbb0225 LP |
105 | |
106 | unit_unwatch_timer(u, &s->timer_watch); | |
5cb5a6ff LP |
107 | } |
108 | ||
e537352b | 109 | static void socket_init(Unit *u) { |
87f0e418 | 110 | Socket *s = SOCKET(u); |
44d8db9e | 111 | |
e537352b LP |
112 | assert(u); |
113 | assert(u->meta.load_state == UNIT_STUB); | |
44d8db9e | 114 | |
acbb0225 | 115 | s->timer_watch.type = WATCH_INVALID; |
44d8db9e LP |
116 | s->backlog = SOMAXCONN; |
117 | s->timeout_usec = DEFAULT_TIMEOUT_USEC; | |
b5a0699f LP |
118 | s->directory_mode = 0755; |
119 | s->socket_mode = 0666; | |
8d567588 | 120 | |
44d8db9e | 121 | exec_context_init(&s->exec_context); |
e537352b | 122 | } |
44d8db9e | 123 | |
4f2d528d LP |
124 | static bool have_non_accept_socket(Socket *s) { |
125 | SocketPort *p; | |
126 | ||
127 | assert(s); | |
128 | ||
129 | if (!s->accept) | |
130 | return true; | |
131 | ||
132 | LIST_FOREACH(port, p, s->ports) | |
133 | if (!socket_address_can_accept(&p->address)) | |
134 | return true; | |
135 | ||
136 | return false; | |
137 | } | |
138 | ||
139 | static int socket_verify(Socket *s) { | |
140 | assert(s); | |
141 | ||
142 | if (UNIT(s)->meta.load_state != UNIT_LOADED) | |
143 | return 0; | |
144 | ||
145 | if (!s->ports) { | |
146 | log_error("%s lacks Listen setting. Refusing.", UNIT(s)->meta.id); | |
147 | return -EINVAL; | |
148 | } | |
149 | ||
150 | return 0; | |
151 | } | |
152 | ||
e537352b LP |
153 | static int socket_load(Unit *u) { |
154 | Socket *s = SOCKET(u); | |
155 | int r; | |
44d8db9e | 156 | |
e537352b LP |
157 | assert(u); |
158 | assert(u->meta.load_state == UNIT_STUB); | |
44d8db9e | 159 | |
e537352b | 160 | if ((r = unit_load_fragment_and_dropin(u)) < 0) |
23a177ef | 161 | return r; |
44d8db9e | 162 | |
23a177ef | 163 | /* This is a new unit? Then let's add in some extras */ |
e537352b | 164 | if (u->meta.load_state == UNIT_LOADED) { |
44d8db9e | 165 | |
4f2d528d LP |
166 | if (have_non_accept_socket(s)) { |
167 | if ((r = unit_load_related_unit(u, ".service", (Unit**) &s->service))) | |
168 | return r; | |
23a177ef | 169 | |
4f2d528d LP |
170 | if ((r = unit_add_dependency(u, UNIT_BEFORE, UNIT(s->service))) < 0) |
171 | return r; | |
172 | } | |
44d8db9e | 173 | |
23a177ef LP |
174 | if ((r = unit_add_exec_dependencies(u, &s->exec_context)) < 0) |
175 | return r; | |
176 | ||
177 | if ((r = unit_add_default_cgroup(u)) < 0) | |
178 | return r; | |
179 | } | |
180 | ||
4f2d528d | 181 | return socket_verify(s); |
44d8db9e LP |
182 | } |
183 | ||
542563ba LP |
184 | static const char* listen_lookup(int type) { |
185 | ||
186 | if (type == SOCK_STREAM) | |
187 | return "ListenStream"; | |
188 | else if (type == SOCK_DGRAM) | |
189 | return "ListenDatagram"; | |
190 | else if (type == SOCK_SEQPACKET) | |
191 | return "ListenSequentialPacket"; | |
192 | ||
034c6ed7 | 193 | assert_not_reached("Unknown socket type"); |
542563ba LP |
194 | return NULL; |
195 | } | |
196 | ||
87f0e418 | 197 | static void socket_dump(Unit *u, FILE *f, const char *prefix) { |
5cb5a6ff | 198 | |
e537352b | 199 | static const char* const command_table[_SOCKET_EXEC_COMMAND_MAX] = { |
5cb5a6ff LP |
200 | [SOCKET_EXEC_START_PRE] = "StartPre", |
201 | [SOCKET_EXEC_START_POST] = "StartPost", | |
202 | [SOCKET_EXEC_STOP_PRE] = "StopPre", | |
203 | [SOCKET_EXEC_STOP_POST] = "StopPost" | |
204 | }; | |
205 | ||
206 | SocketExecCommand c; | |
87f0e418 | 207 | Socket *s = SOCKET(u); |
542563ba | 208 | SocketPort *p; |
82ba9f08 LP |
209 | const char *prefix2; |
210 | char *p2; | |
5cb5a6ff LP |
211 | |
212 | assert(s); | |
fa068367 | 213 | assert(f); |
5cb5a6ff | 214 | |
82ba9f08 LP |
215 | p2 = strappend(prefix, "\t"); |
216 | prefix2 = p2 ? p2 : prefix; | |
c43d20a0 | 217 | |
5cb5a6ff LP |
218 | fprintf(f, |
219 | "%sSocket State: %s\n" | |
542563ba | 220 | "%sBindIPv6Only: %s\n" |
b5a0699f | 221 | "%sBacklog: %u\n" |
50159e6a | 222 | "%sKillMode: %s\n" |
b5a0699f LP |
223 | "%sSocketMode: %04o\n" |
224 | "%sDirectoryMode: %04o\n", | |
acbb0225 | 225 | prefix, state_string_table[s->state], |
542563ba | 226 | prefix, yes_no(s->bind_ipv6_only), |
b5a0699f | 227 | prefix, s->backlog, |
50159e6a | 228 | prefix, kill_mode_to_string(s->kill_mode), |
b5a0699f LP |
229 | prefix, s->socket_mode, |
230 | prefix, s->directory_mode); | |
542563ba | 231 | |
70123e68 LP |
232 | if (s->control_pid > 0) |
233 | fprintf(f, | |
234 | "%sControl PID: %llu\n", | |
235 | prefix, (unsigned long long) s->control_pid); | |
236 | ||
acbb0225 LP |
237 | if (s->bind_to_device) |
238 | fprintf(f, | |
239 | "%sBindToDevice: %s\n", | |
240 | prefix, s->bind_to_device); | |
241 | ||
4f2d528d LP |
242 | if (s->accept) |
243 | fprintf(f, | |
244 | "%sAccepted: %u\n", | |
245 | prefix, s->n_accepted); | |
246 | ||
034c6ed7 | 247 | LIST_FOREACH(port, p, s->ports) { |
5cb5a6ff | 248 | |
542563ba LP |
249 | if (p->type == SOCKET_SOCKET) { |
250 | const char *t; | |
251 | int r; | |
252 | char *k; | |
253 | ||
254 | if ((r = socket_address_print(&p->address, &k)) < 0) | |
255 | t = strerror(-r); | |
256 | else | |
257 | t = k; | |
258 | ||
259 | fprintf(f, "%s%s: %s\n", prefix, listen_lookup(p->address.type), k); | |
260 | free(k); | |
261 | } else | |
262 | fprintf(f, "%sListenFIFO: %s\n", prefix, p->path); | |
263 | } | |
5cb5a6ff LP |
264 | |
265 | exec_context_dump(&s->exec_context, f, prefix); | |
266 | ||
e537352b | 267 | for (c = 0; c < _SOCKET_EXEC_COMMAND_MAX; c++) { |
c43d20a0 LP |
268 | if (!s->exec_command[c]) |
269 | continue; | |
5cb5a6ff | 270 | |
c43d20a0 LP |
271 | fprintf(f, "%s→ %s:\n", |
272 | prefix, command_table[c]); | |
273 | ||
274 | exec_command_dump_list(s->exec_command[c], f, prefix2); | |
5cb5a6ff | 275 | } |
c43d20a0 | 276 | |
82ba9f08 | 277 | free(p2); |
5cb5a6ff LP |
278 | } |
279 | ||
4f2d528d LP |
280 | static int instance_from_socket(int fd, unsigned nr, char **instance) { |
281 | socklen_t l; | |
282 | char *r; | |
283 | union { | |
284 | struct sockaddr sa; | |
285 | struct sockaddr_un un; | |
286 | struct sockaddr_in in; | |
287 | struct sockaddr_in6 in6; | |
288 | struct sockaddr_storage storage; | |
289 | } local, remote; | |
290 | ||
291 | assert(fd >= 0); | |
292 | assert(instance); | |
293 | ||
294 | l = sizeof(local); | |
295 | if (getsockname(fd, &local.sa, &l) < 0) | |
296 | return -errno; | |
297 | ||
298 | l = sizeof(remote); | |
299 | if (getpeername(fd, &remote.sa, &l) < 0) | |
300 | return -errno; | |
301 | ||
302 | switch (local.sa.sa_family) { | |
303 | ||
304 | case AF_INET: { | |
305 | uint32_t | |
306 | a = ntohl(local.in.sin_addr.s_addr), | |
307 | b = ntohl(remote.in.sin_addr.s_addr); | |
308 | ||
309 | if (asprintf(&r, | |
310 | "%u-%u.%u.%u.%u-%u-%u.%u.%u.%u-%u", | |
311 | nr, | |
312 | a >> 24, (a >> 16) & 0xFF, (a >> 8) & 0xFF, a & 0xFF, | |
313 | ntohs(local.in.sin_port), | |
314 | b >> 24, (b >> 16) & 0xFF, (b >> 8) & 0xFF, b & 0xFF, | |
315 | ntohs(remote.in.sin_port)) < 0) | |
316 | return -ENOMEM; | |
317 | ||
318 | break; | |
319 | } | |
320 | ||
321 | case AF_INET6: { | |
322 | char a[INET6_ADDRSTRLEN], b[INET6_ADDRSTRLEN]; | |
323 | ||
324 | if (asprintf(&r, | |
325 | "%u-%s-%u-%s-%u", | |
326 | nr, | |
327 | inet_ntop(AF_INET6, &local.in6.sin6_addr, a, sizeof(a)), | |
328 | ntohs(local.in6.sin6_port), | |
329 | inet_ntop(AF_INET6, &remote.in6.sin6_addr, b, sizeof(b)), | |
330 | ntohs(remote.in6.sin6_port)) < 0) | |
331 | return -ENOMEM; | |
332 | ||
333 | break; | |
334 | } | |
335 | ||
336 | case AF_UNIX: { | |
337 | struct ucred ucred; | |
338 | ||
339 | l = sizeof(ucred); | |
340 | if (getsockopt(fd, SOL_SOCKET, SO_PEERCRED, &ucred, &l) < 0) | |
341 | return -errno; | |
342 | ||
343 | if (asprintf(&r, | |
344 | "%u-%llu-%llu", | |
345 | nr, | |
346 | (unsigned long long) ucred.pid, | |
347 | (unsigned long long) ucred.uid) < 0) | |
348 | return -ENOMEM; | |
349 | ||
350 | break; | |
351 | } | |
352 | ||
353 | default: | |
354 | assert_not_reached("Unhandled socket type."); | |
355 | } | |
356 | ||
357 | *instance = r; | |
358 | return 0; | |
359 | } | |
360 | ||
034c6ed7 | 361 | static void socket_close_fds(Socket *s) { |
83c60c9f LP |
362 | SocketPort *p; |
363 | ||
364 | assert(s); | |
365 | ||
034c6ed7 | 366 | LIST_FOREACH(port, p, s->ports) { |
83c60c9f LP |
367 | if (p->fd < 0) |
368 | continue; | |
369 | ||
acbb0225 | 370 | unit_unwatch_fd(UNIT(s), &p->fd_watch); |
9152c765 LP |
371 | assert_se(close_nointr(p->fd) >= 0); |
372 | ||
83c60c9f LP |
373 | p->fd = -1; |
374 | } | |
375 | } | |
376 | ||
034c6ed7 | 377 | static int socket_open_fds(Socket *s) { |
83c60c9f LP |
378 | SocketPort *p; |
379 | int r; | |
380 | ||
381 | assert(s); | |
382 | ||
034c6ed7 | 383 | LIST_FOREACH(port, p, s->ports) { |
83c60c9f | 384 | |
034c6ed7 LP |
385 | if (p->fd >= 0) |
386 | continue; | |
83c60c9f LP |
387 | |
388 | if (p->type == SOCKET_SOCKET) { | |
389 | ||
b5a0699f LP |
390 | if ((r = socket_address_listen( |
391 | &p->address, | |
392 | s->backlog, | |
393 | s->bind_ipv6_only, | |
394 | s->bind_to_device, | |
395 | s->directory_mode, | |
396 | s->socket_mode, | |
397 | &p->fd)) < 0) | |
83c60c9f LP |
398 | goto rollback; |
399 | ||
400 | } else { | |
401 | struct stat st; | |
402 | assert(p->type == SOCKET_FIFO); | |
403 | ||
8cb45bf8 LP |
404 | mkdir_parents(p->path, s->directory_mode); |
405 | ||
406 | if (mkfifo(p->path, s->socket_mode) < 0 && errno != EEXIST) { | |
83c60c9f LP |
407 | r = -errno; |
408 | goto rollback; | |
409 | } | |
410 | ||
411 | if ((p->fd = open(p->path, O_RDWR|O_CLOEXEC|O_NOCTTY|O_NONBLOCK|O_NOFOLLOW)) < 0) { | |
412 | r = -errno; | |
413 | goto rollback; | |
414 | } | |
415 | ||
416 | if (fstat(p->fd, &st) < 0) { | |
417 | r = -errno; | |
418 | goto rollback; | |
419 | } | |
420 | ||
421 | /* FIXME verify user, access mode */ | |
422 | ||
423 | if (!S_ISFIFO(st.st_mode)) { | |
424 | r = -EEXIST; | |
425 | goto rollback; | |
426 | } | |
427 | } | |
034c6ed7 LP |
428 | } |
429 | ||
430 | return 0; | |
431 | ||
432 | rollback: | |
433 | socket_close_fds(s); | |
434 | return r; | |
435 | } | |
436 | ||
437 | static void socket_unwatch_fds(Socket *s) { | |
438 | SocketPort *p; | |
9152c765 | 439 | |
034c6ed7 LP |
440 | assert(s); |
441 | ||
442 | LIST_FOREACH(port, p, s->ports) { | |
443 | if (p->fd < 0) | |
444 | continue; | |
445 | ||
acbb0225 | 446 | unit_unwatch_fd(UNIT(s), &p->fd_watch); |
83c60c9f | 447 | } |
034c6ed7 LP |
448 | } |
449 | ||
450 | static int socket_watch_fds(Socket *s) { | |
451 | SocketPort *p; | |
452 | int r; | |
453 | ||
454 | assert(s); | |
83c60c9f | 455 | |
034c6ed7 LP |
456 | LIST_FOREACH(port, p, s->ports) { |
457 | if (p->fd < 0) | |
458 | continue; | |
459 | ||
4f2d528d LP |
460 | p->fd_watch.data.socket_accept = |
461 | s->accept && | |
462 | socket_address_can_accept(&p->address); | |
463 | ||
f94ea366 | 464 | if ((r = unit_watch_fd(UNIT(s), p->fd, EPOLLIN, &p->fd_watch)) < 0) |
034c6ed7 LP |
465 | goto fail; |
466 | } | |
83c60c9f | 467 | |
542563ba | 468 | return 0; |
83c60c9f | 469 | |
034c6ed7 LP |
470 | fail: |
471 | socket_unwatch_fds(s); | |
472 | return r; | |
473 | } | |
474 | ||
475 | static void socket_set_state(Socket *s, SocketState state) { | |
476 | SocketState old_state; | |
477 | assert(s); | |
478 | ||
479 | old_state = s->state; | |
480 | s->state = state; | |
481 | ||
482 | if (state != SOCKET_START_PRE && | |
483 | state != SOCKET_START_POST && | |
484 | state != SOCKET_STOP_PRE && | |
485 | state != SOCKET_STOP_PRE_SIGTERM && | |
486 | state != SOCKET_STOP_PRE_SIGKILL && | |
487 | state != SOCKET_STOP_POST && | |
80876c20 LP |
488 | state != SOCKET_FINAL_SIGTERM && |
489 | state != SOCKET_FINAL_SIGKILL) { | |
acbb0225 | 490 | unit_unwatch_timer(UNIT(s), &s->timer_watch); |
5e94833f | 491 | socket_unwatch_control_pid(s); |
034c6ed7 | 492 | s->control_command = NULL; |
e537352b | 493 | } |
034c6ed7 LP |
494 | |
495 | if (state != SOCKET_START_POST && | |
496 | state != SOCKET_LISTENING && | |
497 | state != SOCKET_RUNNING && | |
498 | state != SOCKET_STOP_PRE && | |
499 | state != SOCKET_STOP_PRE_SIGTERM && | |
500 | state != SOCKET_STOP_PRE_SIGKILL) | |
501 | socket_close_fds(s); | |
502 | ||
503 | if (state != SOCKET_LISTENING) | |
504 | socket_unwatch_fds(s); | |
505 | ||
e537352b | 506 | if (state != old_state) |
9e2f7c11 | 507 | log_debug("%s changed %s → %s", s->meta.id, state_string_table[old_state], state_string_table[state]); |
acbb0225 LP |
508 | |
509 | unit_notify(UNIT(s), state_translation_table[old_state], state_translation_table[state]); | |
034c6ed7 LP |
510 | } |
511 | ||
e537352b | 512 | static int socket_spawn(Socket *s, ExecCommand *c, pid_t *_pid) { |
034c6ed7 LP |
513 | pid_t pid; |
514 | int r; | |
9e2f7c11 | 515 | char **argv; |
034c6ed7 LP |
516 | |
517 | assert(s); | |
518 | assert(c); | |
519 | assert(_pid); | |
520 | ||
e537352b LP |
521 | if ((r = unit_watch_timer(UNIT(s), s->timeout_usec, &s->timer_watch)) < 0) |
522 | goto fail; | |
034c6ed7 | 523 | |
9e2f7c11 LP |
524 | if (!(argv = unit_full_printf_strv(UNIT(s), c->argv))) { |
525 | r = -ENOMEM; | |
526 | goto fail; | |
527 | } | |
528 | ||
529 | r = exec_spawn(c, | |
530 | argv, | |
531 | &s->exec_context, | |
532 | NULL, 0, | |
533 | true, | |
534 | true, | |
535 | UNIT(s)->meta.manager->confirm_spawn, | |
536 | UNIT(s)->meta.cgroup_bondings, | |
537 | &pid); | |
538 | ||
539 | strv_free(argv); | |
540 | if (r < 0) | |
034c6ed7 LP |
541 | goto fail; |
542 | ||
87f0e418 | 543 | if ((r = unit_watch_pid(UNIT(s), pid)) < 0) |
034c6ed7 LP |
544 | /* FIXME: we need to do something here */ |
545 | goto fail; | |
83c60c9f | 546 | |
034c6ed7 LP |
547 | *_pid = pid; |
548 | ||
549 | return 0; | |
550 | ||
551 | fail: | |
e537352b | 552 | unit_unwatch_timer(UNIT(s), &s->timer_watch); |
83c60c9f LP |
553 | |
554 | return r; | |
542563ba LP |
555 | } |
556 | ||
034c6ed7 LP |
557 | static void socket_enter_dead(Socket *s, bool success) { |
558 | assert(s); | |
559 | ||
560 | if (!success) | |
561 | s->failure = true; | |
562 | ||
563 | socket_set_state(s, s->failure ? SOCKET_MAINTAINANCE : SOCKET_DEAD); | |
564 | } | |
565 | ||
80876c20 LP |
566 | static void socket_enter_signal(Socket *s, SocketState state, bool success); |
567 | ||
034c6ed7 LP |
568 | static void socket_enter_stop_post(Socket *s, bool success) { |
569 | int r; | |
570 | assert(s); | |
571 | ||
572 | if (!success) | |
573 | s->failure = true; | |
574 | ||
5e94833f LP |
575 | socket_unwatch_control_pid(s); |
576 | ||
80876c20 | 577 | if ((s->control_command = s->exec_command[SOCKET_EXEC_STOP_POST])) { |
e537352b | 578 | if ((r = socket_spawn(s, s->control_command, &s->control_pid)) < 0) |
034c6ed7 LP |
579 | goto fail; |
580 | ||
80876c20 LP |
581 | socket_set_state(s, SOCKET_STOP_POST); |
582 | } else | |
583 | socket_enter_signal(s, SOCKET_FINAL_SIGTERM, true); | |
034c6ed7 LP |
584 | |
585 | return; | |
586 | ||
587 | fail: | |
9e2f7c11 | 588 | log_warning("%s failed to run stop-post executable: %s", s->meta.id, strerror(-r)); |
80876c20 | 589 | socket_enter_signal(s, SOCKET_FINAL_SIGTERM, false); |
034c6ed7 LP |
590 | } |
591 | ||
592 | static void socket_enter_signal(Socket *s, SocketState state, bool success) { | |
593 | int r; | |
80876c20 | 594 | bool sent = false; |
034c6ed7 LP |
595 | |
596 | assert(s); | |
597 | ||
598 | if (!success) | |
599 | s->failure = true; | |
600 | ||
80876c20 LP |
601 | if (s->kill_mode != KILL_NONE) { |
602 | int sig = (state == SOCKET_STOP_PRE_SIGTERM || state == SOCKET_FINAL_SIGTERM) ? SIGTERM : SIGKILL; | |
034c6ed7 | 603 | |
50159e6a LP |
604 | if (s->kill_mode == KILL_CONTROL_GROUP) { |
605 | ||
606 | if ((r = cgroup_bonding_kill_list(UNIT(s)->meta.cgroup_bondings, sig)) < 0) { | |
607 | if (r != -EAGAIN && r != -ESRCH) | |
608 | goto fail; | |
609 | } else | |
610 | sent = true; | |
034c6ed7 | 611 | } |
50159e6a | 612 | |
80876c20 | 613 | if (!sent && s->control_pid > 0) |
50159e6a LP |
614 | if (kill(s->kill_mode == KILL_PROCESS ? s->control_pid : -s->control_pid, sig) < 0 && errno != ESRCH) { |
615 | r = -errno; | |
616 | goto fail; | |
617 | } | |
d6ea93e3 | 618 | } |
034c6ed7 | 619 | |
80876c20 LP |
620 | if (sent) { |
621 | if ((r = unit_watch_timer(UNIT(s), s->timeout_usec, &s->timer_watch)) < 0) | |
622 | goto fail; | |
d6ea93e3 | 623 | |
80876c20 LP |
624 | socket_set_state(s, state); |
625 | } else if (state == SOCKET_STOP_PRE_SIGTERM || state == SOCKET_STOP_PRE_SIGKILL) | |
626 | socket_enter_stop_post(s, true); | |
627 | else | |
034c6ed7 LP |
628 | socket_enter_dead(s, true); |
629 | ||
630 | return; | |
631 | ||
632 | fail: | |
9e2f7c11 | 633 | log_warning("%s failed to kill processes: %s", s->meta.id, strerror(-r)); |
034c6ed7 LP |
634 | |
635 | if (state == SOCKET_STOP_PRE_SIGTERM || state == SOCKET_STOP_PRE_SIGKILL) | |
636 | socket_enter_stop_post(s, false); | |
637 | else | |
638 | socket_enter_dead(s, false); | |
639 | } | |
640 | ||
641 | static void socket_enter_stop_pre(Socket *s, bool success) { | |
642 | int r; | |
643 | assert(s); | |
644 | ||
645 | if (!success) | |
646 | s->failure = true; | |
647 | ||
5e94833f LP |
648 | socket_unwatch_control_pid(s); |
649 | ||
80876c20 | 650 | if ((s->control_command = s->exec_command[SOCKET_EXEC_STOP_PRE])) { |
e537352b | 651 | if ((r = socket_spawn(s, s->control_command, &s->control_pid)) < 0) |
034c6ed7 LP |
652 | goto fail; |
653 | ||
80876c20 LP |
654 | socket_set_state(s, SOCKET_STOP_PRE); |
655 | } else | |
034c6ed7 LP |
656 | socket_enter_stop_post(s, true); |
657 | ||
658 | return; | |
659 | ||
660 | fail: | |
9e2f7c11 | 661 | log_warning("%s failed to run stop-pre executable: %s", s->meta.id, strerror(-r)); |
034c6ed7 LP |
662 | socket_enter_stop_post(s, false); |
663 | } | |
664 | ||
e9af15c3 LP |
665 | static void socket_enter_listening(Socket *s) { |
666 | int r; | |
667 | assert(s); | |
668 | ||
669 | if ((r = socket_watch_fds(s)) < 0) { | |
9e2f7c11 | 670 | log_warning("%s failed to watch sockets: %s", s->meta.id, strerror(-r)); |
e9af15c3 LP |
671 | goto fail; |
672 | } | |
673 | ||
674 | socket_set_state(s, SOCKET_LISTENING); | |
675 | return; | |
676 | ||
677 | fail: | |
678 | socket_enter_stop_pre(s, false); | |
679 | } | |
680 | ||
034c6ed7 LP |
681 | static void socket_enter_start_post(Socket *s) { |
682 | int r; | |
683 | assert(s); | |
684 | ||
e9af15c3 | 685 | if ((r = socket_open_fds(s)) < 0) { |
9e2f7c11 | 686 | log_warning("%s failed to listen on sockets: %s", s->meta.id, strerror(-r)); |
034c6ed7 LP |
687 | goto fail; |
688 | } | |
689 | ||
5e94833f LP |
690 | socket_unwatch_control_pid(s); |
691 | ||
80876c20 | 692 | if ((s->control_command = s->exec_command[SOCKET_EXEC_START_POST])) { |
e537352b | 693 | if ((r = socket_spawn(s, s->control_command, &s->control_pid)) < 0) { |
9e2f7c11 | 694 | log_warning("%s failed to run start-post executable: %s", s->meta.id, strerror(-r)); |
034c6ed7 LP |
695 | goto fail; |
696 | } | |
697 | ||
80876c20 LP |
698 | socket_set_state(s, SOCKET_START_POST); |
699 | } else | |
e9af15c3 | 700 | socket_enter_listening(s); |
034c6ed7 LP |
701 | |
702 | return; | |
703 | ||
704 | fail: | |
705 | socket_enter_stop_pre(s, false); | |
706 | } | |
707 | ||
708 | static void socket_enter_start_pre(Socket *s) { | |
709 | int r; | |
710 | assert(s); | |
711 | ||
5e94833f LP |
712 | socket_unwatch_control_pid(s); |
713 | ||
80876c20 | 714 | if ((s->control_command = s->exec_command[SOCKET_EXEC_START_PRE])) { |
e537352b | 715 | if ((r = socket_spawn(s, s->control_command, &s->control_pid)) < 0) |
034c6ed7 LP |
716 | goto fail; |
717 | ||
80876c20 LP |
718 | socket_set_state(s, SOCKET_START_PRE); |
719 | } else | |
034c6ed7 LP |
720 | socket_enter_start_post(s); |
721 | ||
722 | return; | |
723 | ||
724 | fail: | |
9e2f7c11 | 725 | log_warning("%s failed to run start-pre exectuable: %s", s->meta.id, strerror(-r)); |
034c6ed7 LP |
726 | socket_enter_dead(s, false); |
727 | } | |
728 | ||
4f2d528d | 729 | static void socket_enter_running(Socket *s, int cfd) { |
034c6ed7 LP |
730 | int r; |
731 | ||
732 | assert(s); | |
733 | ||
4f2d528d LP |
734 | if (cfd < 0) { |
735 | if ((r = manager_add_job(UNIT(s)->meta.manager, JOB_START, UNIT(s->service), JOB_REPLACE, true, NULL)) < 0) | |
736 | goto fail; | |
737 | ||
738 | socket_set_state(s, SOCKET_RUNNING); | |
739 | } else { | |
740 | Unit *u; | |
741 | char *prefix, *instance, *name; | |
742 | ||
743 | if ((r = instance_from_socket(cfd, s->n_accepted++, &instance))) | |
744 | goto fail; | |
745 | ||
746 | if (!(prefix = unit_name_to_prefix(UNIT(s)->meta.id))) { | |
747 | free(instance); | |
748 | r = -ENOMEM; | |
749 | goto fail; | |
750 | } | |
751 | ||
752 | name = unit_name_build(prefix, instance, ".service"); | |
753 | free(prefix); | |
754 | free(instance); | |
755 | ||
756 | if (!name) | |
757 | r = -ENOMEM; | |
758 | ||
759 | r = manager_load_unit(UNIT(s)->meta.manager, name, NULL, &u); | |
760 | free(name); | |
761 | ||
762 | if (r < 0) | |
763 | goto fail; | |
764 | ||
765 | if ((r = service_set_socket_fd(SERVICE(u), cfd) < 0)) | |
766 | goto fail; | |
767 | ||
768 | cfd = -1; | |
769 | ||
770 | if ((r = manager_add_job(u->meta.manager, JOB_START, u, JOB_REPLACE, true, NULL)) < 0) | |
771 | goto fail; | |
772 | } | |
034c6ed7 | 773 | |
034c6ed7 LP |
774 | return; |
775 | ||
776 | fail: | |
9e2f7c11 | 777 | log_warning("%s failed to queue socket startup job: %s", s->meta.id, strerror(-r)); |
80876c20 | 778 | socket_enter_stop_pre(s, false); |
4f2d528d LP |
779 | |
780 | if (cfd >= 0) | |
781 | close_nointr_nofail(cfd); | |
034c6ed7 LP |
782 | } |
783 | ||
784 | static void socket_run_next(Socket *s, bool success) { | |
785 | int r; | |
786 | ||
787 | assert(s); | |
788 | assert(s->control_command); | |
789 | assert(s->control_command->command_next); | |
790 | ||
791 | if (!success) | |
792 | s->failure = true; | |
793 | ||
5e94833f LP |
794 | socket_unwatch_control_pid(s); |
795 | ||
034c6ed7 LP |
796 | s->control_command = s->control_command->command_next; |
797 | ||
e537352b | 798 | if ((r = socket_spawn(s, s->control_command, &s->control_pid)) < 0) |
034c6ed7 LP |
799 | goto fail; |
800 | ||
801 | return; | |
802 | ||
803 | fail: | |
9e2f7c11 | 804 | log_warning("%s failed to run spawn next executable: %s", s->meta.id, strerror(-r)); |
80876c20 LP |
805 | |
806 | if (s->state == SOCKET_START_POST) | |
807 | socket_enter_stop_pre(s, false); | |
034c6ed7 LP |
808 | else if (s->state == SOCKET_STOP_POST) |
809 | socket_enter_dead(s, false); | |
810 | else | |
80876c20 | 811 | socket_enter_signal(s, SOCKET_FINAL_SIGTERM, false); |
034c6ed7 LP |
812 | } |
813 | ||
87f0e418 LP |
814 | static int socket_start(Unit *u) { |
815 | Socket *s = SOCKET(u); | |
83c60c9f LP |
816 | |
817 | assert(s); | |
818 | ||
034c6ed7 LP |
819 | /* We cannot fulfill this request right now, try again later |
820 | * please! */ | |
821 | if (s->state == SOCKET_STOP_PRE || | |
822 | s->state == SOCKET_STOP_PRE_SIGKILL || | |
823 | s->state == SOCKET_STOP_PRE_SIGTERM || | |
824 | s->state == SOCKET_STOP_POST || | |
80876c20 LP |
825 | s->state == SOCKET_FINAL_SIGTERM || |
826 | s->state == SOCKET_FINAL_SIGKILL) | |
034c6ed7 LP |
827 | return -EAGAIN; |
828 | ||
83c60c9f LP |
829 | if (s->state == SOCKET_START_PRE || |
830 | s->state == SOCKET_START_POST) | |
034c6ed7 | 831 | return 0; |
83c60c9f | 832 | |
034c6ed7 | 833 | /* Cannot run this without the service being around */ |
4f2d528d LP |
834 | if (s->service) { |
835 | if (s->service->meta.load_state != UNIT_LOADED) | |
836 | return -ENOENT; | |
837 | ||
838 | /* If the service is alredy actvie we cannot start the | |
839 | * socket */ | |
840 | if (s->service->state != SERVICE_DEAD && | |
841 | s->service->state != SERVICE_MAINTAINANCE && | |
842 | s->service->state != SERVICE_AUTO_RESTART) | |
843 | return -EBUSY; | |
844 | } | |
e537352b | 845 | |
034c6ed7 | 846 | assert(s->state == SOCKET_DEAD || s->state == SOCKET_MAINTAINANCE); |
83c60c9f | 847 | |
034c6ed7 LP |
848 | s->failure = false; |
849 | socket_enter_start_pre(s); | |
850 | return 0; | |
851 | } | |
83c60c9f | 852 | |
87f0e418 LP |
853 | static int socket_stop(Unit *u) { |
854 | Socket *s = SOCKET(u); | |
034c6ed7 LP |
855 | |
856 | assert(s); | |
857 | ||
858 | /* We cannot fulfill this request right now, try again later | |
859 | * please! */ | |
860 | if (s->state == SOCKET_START_PRE || | |
861 | s->state == SOCKET_START_POST) | |
862 | return -EAGAIN; | |
83c60c9f | 863 | |
e537352b LP |
864 | /* Already on it */ |
865 | if (s->state == SOCKET_STOP_PRE || | |
866 | s->state == SOCKET_STOP_PRE_SIGTERM || | |
867 | s->state == SOCKET_STOP_PRE_SIGKILL || | |
868 | s->state == SOCKET_STOP_POST || | |
80876c20 LP |
869 | s->state == SOCKET_FINAL_SIGTERM || |
870 | s->state == SOCKET_FINAL_SIGTERM) | |
e537352b LP |
871 | return 0; |
872 | ||
034c6ed7 | 873 | assert(s->state == SOCKET_LISTENING || s->state == SOCKET_RUNNING); |
83c60c9f | 874 | |
034c6ed7 | 875 | socket_enter_stop_pre(s, true); |
542563ba LP |
876 | return 0; |
877 | } | |
878 | ||
87f0e418 LP |
879 | static UnitActiveState socket_active_state(Unit *u) { |
880 | assert(u); | |
5cb5a6ff | 881 | |
acbb0225 | 882 | return state_translation_table[SOCKET(u)->state]; |
5cb5a6ff LP |
883 | } |
884 | ||
10a94420 LP |
885 | static const char *socket_sub_state_to_string(Unit *u) { |
886 | assert(u); | |
887 | ||
888 | return state_string_table[SOCKET(u)->state]; | |
889 | } | |
890 | ||
acbb0225 | 891 | static void socket_fd_event(Unit *u, int fd, uint32_t events, Watch *w) { |
87f0e418 | 892 | Socket *s = SOCKET(u); |
4f2d528d | 893 | int cfd = -1; |
9152c765 | 894 | |
034c6ed7 | 895 | assert(s); |
8d567588 | 896 | assert(fd >= 0); |
9152c765 | 897 | |
9e2f7c11 | 898 | log_debug("Incoming traffic on %s", u->meta.id); |
9152c765 | 899 | |
4f2d528d LP |
900 | if (events != EPOLLIN) { |
901 | log_error("Got invalid poll event on socket."); | |
8d567588 | 902 | goto fail; |
4f2d528d LP |
903 | } |
904 | ||
905 | if (w->data.socket_accept) { | |
906 | for (;;) { | |
907 | ||
908 | if ((cfd = accept4(fd, NULL, NULL, SOCK_NONBLOCK)) < 0) { | |
909 | ||
910 | if (errno == EINTR) | |
911 | continue; | |
912 | ||
913 | log_error("Failed to accept socket: %m"); | |
8d567588 | 914 | goto fail; |
4f2d528d LP |
915 | } |
916 | ||
917 | break; | |
918 | } | |
919 | } | |
9152c765 | 920 | |
4f2d528d | 921 | socket_enter_running(s, cfd); |
8d567588 LP |
922 | return; |
923 | ||
924 | fail: | |
925 | socket_enter_stop_pre(s, false); | |
9152c765 LP |
926 | } |
927 | ||
87f0e418 LP |
928 | static void socket_sigchld_event(Unit *u, pid_t pid, int code, int status) { |
929 | Socket *s = SOCKET(u); | |
034c6ed7 | 930 | bool success; |
5cb5a6ff LP |
931 | |
932 | assert(s); | |
034c6ed7 | 933 | assert(pid >= 0); |
5cb5a6ff | 934 | |
bd982a8b | 935 | success = code == CLD_EXITED && status == 0; |
034c6ed7 | 936 | s->failure = s->failure || !success; |
542563ba | 937 | |
034c6ed7 LP |
938 | assert(s->control_pid == pid); |
939 | assert(s->control_command); | |
940 | ||
941 | exec_status_fill(&s->control_command->exec_status, pid, code, status); | |
942 | s->control_pid = 0; | |
943 | ||
9e2f7c11 | 944 | log_debug("%s control process exited, code=%s status=%i", u->meta.id, sigchld_code_to_string(code), status); |
034c6ed7 | 945 | |
80876c20 | 946 | if (s->control_command->command_next && success) { |
9e2f7c11 | 947 | log_debug("%s running next command for state %s", u->meta.id, state_string_table[s->state]); |
034c6ed7 | 948 | socket_run_next(s, success); |
acbb0225 | 949 | } else { |
034c6ed7 LP |
950 | /* No further commands for this step, so let's figure |
951 | * out what to do next */ | |
5cb5a6ff | 952 | |
9e2f7c11 | 953 | log_debug("%s got final SIGCHLD for state %s", u->meta.id, state_string_table[s->state]); |
acbb0225 | 954 | |
034c6ed7 LP |
955 | switch (s->state) { |
956 | ||
957 | case SOCKET_START_PRE: | |
958 | if (success) | |
acbb0225 | 959 | socket_enter_start_post(s); |
034c6ed7 | 960 | else |
80876c20 | 961 | socket_enter_signal(s, SOCKET_FINAL_SIGTERM, false); |
034c6ed7 LP |
962 | break; |
963 | ||
964 | case SOCKET_START_POST: | |
965 | if (success) | |
e9af15c3 | 966 | socket_enter_listening(s); |
034c6ed7 LP |
967 | else |
968 | socket_enter_stop_pre(s, false); | |
969 | break; | |
970 | ||
971 | case SOCKET_STOP_PRE: | |
972 | case SOCKET_STOP_PRE_SIGTERM: | |
973 | case SOCKET_STOP_PRE_SIGKILL: | |
974 | socket_enter_stop_post(s, success); | |
975 | break; | |
976 | ||
977 | case SOCKET_STOP_POST: | |
80876c20 LP |
978 | case SOCKET_FINAL_SIGTERM: |
979 | case SOCKET_FINAL_SIGKILL: | |
034c6ed7 LP |
980 | socket_enter_dead(s, success); |
981 | break; | |
982 | ||
983 | default: | |
984 | assert_not_reached("Uh, control process died at wrong time."); | |
985 | } | |
986 | } | |
987 | } | |
5cb5a6ff | 988 | |
acbb0225 | 989 | static void socket_timer_event(Unit *u, uint64_t elapsed, Watch *w) { |
87f0e418 | 990 | Socket *s = SOCKET(u); |
5cb5a6ff | 991 | |
034c6ed7 LP |
992 | assert(s); |
993 | assert(elapsed == 1); | |
acbb0225 | 994 | assert(w == &s->timer_watch); |
034c6ed7 LP |
995 | |
996 | switch (s->state) { | |
997 | ||
998 | case SOCKET_START_PRE: | |
9e2f7c11 | 999 | log_warning("%s starting timed out. Terminating.", u->meta.id); |
80876c20 LP |
1000 | socket_enter_signal(s, SOCKET_FINAL_SIGTERM, false); |
1001 | ||
034c6ed7 | 1002 | case SOCKET_START_POST: |
9e2f7c11 | 1003 | log_warning("%s starting timed out. Stopping.", u->meta.id); |
034c6ed7 LP |
1004 | socket_enter_stop_pre(s, false); |
1005 | break; | |
1006 | ||
1007 | case SOCKET_STOP_PRE: | |
9e2f7c11 | 1008 | log_warning("%s stopping timed out. Terminating.", u->meta.id); |
034c6ed7 LP |
1009 | socket_enter_signal(s, SOCKET_STOP_PRE_SIGTERM, false); |
1010 | break; | |
1011 | ||
1012 | case SOCKET_STOP_PRE_SIGTERM: | |
9e2f7c11 | 1013 | log_warning("%s stopping timed out. Killing.", u->meta.id); |
034c6ed7 LP |
1014 | socket_enter_signal(s, SOCKET_STOP_PRE_SIGKILL, false); |
1015 | break; | |
1016 | ||
1017 | case SOCKET_STOP_PRE_SIGKILL: | |
9e2f7c11 | 1018 | log_warning("%s still around after SIGKILL. Ignoring.", u->meta.id); |
034c6ed7 LP |
1019 | socket_enter_stop_post(s, false); |
1020 | break; | |
1021 | ||
1022 | case SOCKET_STOP_POST: | |
9e2f7c11 | 1023 | log_warning("%s stopping timed out (2). Terminating.", u->meta.id); |
80876c20 | 1024 | socket_enter_signal(s, SOCKET_FINAL_SIGTERM, false); |
034c6ed7 LP |
1025 | break; |
1026 | ||
80876c20 | 1027 | case SOCKET_FINAL_SIGTERM: |
9e2f7c11 | 1028 | log_warning("%s stopping timed out (2). Killing.", u->meta.id); |
80876c20 | 1029 | socket_enter_signal(s, SOCKET_FINAL_SIGKILL, false); |
034c6ed7 LP |
1030 | break; |
1031 | ||
80876c20 | 1032 | case SOCKET_FINAL_SIGKILL: |
9e2f7c11 | 1033 | log_warning("%s still around after SIGKILL (2). Entering maintainance mode.", u->meta.id); |
034c6ed7 LP |
1034 | socket_enter_dead(s, false); |
1035 | break; | |
1036 | ||
1037 | default: | |
1038 | assert_not_reached("Timeout at wrong time."); | |
1039 | } | |
5cb5a6ff LP |
1040 | } |
1041 | ||
44d8db9e LP |
1042 | int socket_collect_fds(Socket *s, int **fds, unsigned *n_fds) { |
1043 | int *rfds; | |
1044 | unsigned rn_fds, k; | |
1045 | SocketPort *p; | |
1046 | ||
1047 | assert(s); | |
1048 | assert(fds); | |
1049 | assert(n_fds); | |
1050 | ||
1051 | /* Called from the service code for requesting our fds */ | |
1052 | ||
1053 | rn_fds = 0; | |
1054 | LIST_FOREACH(port, p, s->ports) | |
1055 | if (p->fd >= 0) | |
1056 | rn_fds++; | |
1057 | ||
1058 | if (!(rfds = new(int, rn_fds)) < 0) | |
1059 | return -ENOMEM; | |
1060 | ||
1061 | k = 0; | |
1062 | LIST_FOREACH(port, p, s->ports) | |
1063 | if (p->fd >= 0) | |
1064 | rfds[k++] = p->fd; | |
1065 | ||
1066 | assert(k == rn_fds); | |
1067 | ||
1068 | *fds = rfds; | |
1069 | *n_fds = rn_fds; | |
1070 | ||
1071 | return 0; | |
1072 | } | |
1073 | ||
ceee3d82 LP |
1074 | void socket_notify_service_dead(Socket *s) { |
1075 | assert(s); | |
1076 | ||
1077 | /* The service is dead. Dang. */ | |
1078 | ||
1079 | if (s->state == SOCKET_RUNNING) { | |
9e2f7c11 | 1080 | log_debug("%s got notified about service death.", s->meta.id); |
ceee3d82 LP |
1081 | socket_enter_listening(s); |
1082 | } | |
1083 | } | |
1084 | ||
87f0e418 | 1085 | const UnitVTable socket_vtable = { |
5cb5a6ff LP |
1086 | .suffix = ".socket", |
1087 | ||
034c6ed7 | 1088 | .init = socket_init, |
e537352b | 1089 | .load = socket_load, |
034c6ed7 LP |
1090 | .done = socket_done, |
1091 | ||
5cb5a6ff LP |
1092 | .dump = socket_dump, |
1093 | ||
542563ba LP |
1094 | .start = socket_start, |
1095 | .stop = socket_stop, | |
5cb5a6ff LP |
1096 | |
1097 | .active_state = socket_active_state, | |
10a94420 | 1098 | .sub_state_to_string = socket_sub_state_to_string, |
5cb5a6ff | 1099 | |
9152c765 | 1100 | .fd_event = socket_fd_event, |
034c6ed7 | 1101 | .sigchld_event = socket_sigchld_event, |
4139c1b2 LP |
1102 | .timer_event = socket_timer_event, |
1103 | ||
1104 | .bus_message_handler = bus_socket_message_handler | |
5cb5a6ff | 1105 | }; |