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