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Commit | Line | Data |
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db9ecf05 | 1 | /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
fdfccdbc ZJS |
2 | |
3 | #include <errno.h> | |
4 | #include <fcntl.h> | |
fdfccdbc | 5 | #include <stdlib.h> |
fdfccdbc | 6 | #include <sys/prctl.h> |
5e38eb93 | 7 | #include <stdint.h> |
3f6fd1ba | 8 | |
fdfccdbc | 9 | #include "sd-daemon.h" |
3f6fd1ba | 10 | |
a4817536 | 11 | #include "af-list.h" |
b5efdb8a | 12 | #include "alloc-util.h" |
a0f29c76 | 13 | #include "def.h" |
4ff9bc2e | 14 | #include "errno-util.h" |
4f5dd394 | 15 | #include "escape.h" |
3ffd4af2 | 16 | #include "fd-util.h" |
035b0f8f | 17 | #include "journald-file.h" |
4f5dd394 | 18 | #include "journal-remote-write.h" |
3ffd4af2 | 19 | #include "journal-remote.h" |
fdfccdbc | 20 | #include "journald-native.h" |
fdfccdbc | 21 | #include "macro.h" |
6bedfcbb | 22 | #include "parse-util.h" |
dccca82b | 23 | #include "process-util.h" |
3f6fd1ba | 24 | #include "socket-util.h" |
15a5e950 | 25 | #include "stdio-util.h" |
07630cea | 26 | #include "string-util.h" |
fdfccdbc | 27 | #include "strv.h" |
fdfccdbc | 28 | |
8201af08 | 29 | #define REMOTE_JOURNAL_PATH "/var/log/journal/remote" |
fdfccdbc | 30 | |
9ff48d09 | 31 | #define filename_escape(s) xescape((s), "/ ") |
8201af08 | 32 | |
c064d8db ZJS |
33 | static int open_output(RemoteServer *s, Writer *w, const char* host) { |
34 | _cleanup_free_ char *_filename = NULL; | |
35 | const char *filename; | |
fdfccdbc ZJS |
36 | int r; |
37 | ||
c064d8db | 38 | switch (s->split_mode) { |
8201af08 | 39 | case JOURNAL_WRITE_SPLIT_NONE: |
c064d8db | 40 | filename = s->output; |
8201af08 | 41 | break; |
fdfccdbc | 42 | |
8201af08 | 43 | case JOURNAL_WRITE_SPLIT_HOST: { |
c2b2df60 | 44 | _cleanup_free_ char *name = NULL; |
fdfccdbc | 45 | |
8201af08 | 46 | assert(host); |
fdfccdbc | 47 | |
8201af08 ZJS |
48 | name = filename_escape(host); |
49 | if (!name) | |
50 | return log_oom(); | |
51 | ||
c064d8db | 52 | r = asprintf(&_filename, "%s/remote-%s.journal", s->output, name); |
fdfccdbc ZJS |
53 | if (r < 0) |
54 | return log_oom(); | |
8201af08 | 55 | |
c064d8db | 56 | filename = _filename; |
8201af08 ZJS |
57 | break; |
58 | } | |
59 | ||
60 | default: | |
04499a70 | 61 | assert_not_reached(); |
fdfccdbc ZJS |
62 | } |
63 | ||
035b0f8f DDM |
64 | r = journald_file_open_reliably(filename, |
65 | O_RDWR|O_CREAT, 0640, | |
66 | s->compress, UINT64_MAX, s->seal, | |
67 | &w->metrics, | |
68 | w->mmap, NULL, | |
69 | NULL, &w->journal); | |
fdfccdbc | 70 | if (r < 0) |
c064d8db ZJS |
71 | return log_error_errno(r, "Failed to open output journal %s: %m", filename); |
72 | ||
035b0f8f | 73 | log_debug("Opened output file %s", w->journal->file->path); |
c064d8db | 74 | return 0; |
fdfccdbc ZJS |
75 | } |
76 | ||
cc64d017 ZJS |
77 | /********************************************************************** |
78 | ********************************************************************** | |
79 | **********************************************************************/ | |
80 | ||
9ff48d09 | 81 | static int init_writer_hashmap(RemoteServer *s) { |
c064d8db | 82 | static const struct hash_ops* const hash_ops[] = { |
d5099efc MS |
83 | [JOURNAL_WRITE_SPLIT_NONE] = NULL, |
84 | [JOURNAL_WRITE_SPLIT_HOST] = &string_hash_ops, | |
9ff48d09 ZJS |
85 | }; |
86 | ||
c064d8db ZJS |
87 | assert(s); |
88 | assert(s->split_mode >= 0 && s->split_mode < (int) ELEMENTSOF(hash_ops)); | |
cc64d017 | 89 | |
c064d8db | 90 | s->writers = hashmap_new(hash_ops[s->split_mode]); |
9ff48d09 ZJS |
91 | if (!s->writers) |
92 | return log_oom(); | |
93 | ||
94 | return 0; | |
95 | } | |
96 | ||
c064d8db | 97 | int journal_remote_get_writer(RemoteServer *s, const char *host, Writer **writer) { |
8e766630 | 98 | _cleanup_(writer_unrefp) Writer *w = NULL; |
9ff48d09 | 99 | const void *key; |
9ff48d09 ZJS |
100 | int r; |
101 | ||
c064d8db | 102 | switch(s->split_mode) { |
9ff48d09 ZJS |
103 | case JOURNAL_WRITE_SPLIT_NONE: |
104 | key = "one and only"; | |
105 | break; | |
106 | ||
107 | case JOURNAL_WRITE_SPLIT_HOST: | |
108 | assert(host); | |
109 | key = host; | |
110 | break; | |
111 | ||
112 | default: | |
04499a70 | 113 | assert_not_reached(); |
9ff48d09 ZJS |
114 | } |
115 | ||
116 | w = hashmap_get(s->writers, key); | |
117 | if (w) | |
118 | writer_ref(w); | |
119 | else { | |
120 | w = writer_new(s); | |
121 | if (!w) | |
122 | return log_oom(); | |
123 | ||
c064d8db | 124 | if (s->split_mode == JOURNAL_WRITE_SPLIT_HOST) { |
9ff48d09 ZJS |
125 | w->hashmap_key = strdup(key); |
126 | if (!w->hashmap_key) | |
127 | return log_oom(); | |
128 | } | |
cc64d017 | 129 | |
c064d8db | 130 | r = open_output(s, w, host); |
9ff48d09 ZJS |
131 | if (r < 0) |
132 | return r; | |
fdfccdbc | 133 | |
9ff48d09 ZJS |
134 | r = hashmap_put(s->writers, w->hashmap_key ?: key, w); |
135 | if (r < 0) | |
136 | return r; | |
137 | } | |
fdfccdbc | 138 | |
1cc6c93a YW |
139 | *writer = TAKE_PTR(w); |
140 | ||
9ff48d09 ZJS |
141 | return 0; |
142 | } | |
cc64d017 | 143 | |
9ff48d09 ZJS |
144 | /********************************************************************** |
145 | ********************************************************************** | |
146 | **********************************************************************/ | |
fdfccdbc | 147 | |
cc64d017 | 148 | /* This should go away as soon as µhttpd allows state to be passed around. */ |
c064d8db | 149 | RemoteServer *journal_remote_server_global; |
cc64d017 | 150 | |
fdfccdbc ZJS |
151 | static int dispatch_raw_source_event(sd_event_source *event, |
152 | int fd, | |
153 | uint32_t revents, | |
154 | void *userdata); | |
043945b9 ZJS |
155 | static int dispatch_raw_source_until_block(sd_event_source *event, |
156 | void *userdata); | |
70f1b2dd ZJS |
157 | static int dispatch_blocking_source_event(sd_event_source *event, |
158 | void *userdata); | |
fdfccdbc ZJS |
159 | static int dispatch_raw_connection_event(sd_event_source *event, |
160 | int fd, | |
161 | uint32_t revents, | |
162 | void *userdata); | |
163 | ||
9ff48d09 ZJS |
164 | static int get_source_for_fd(RemoteServer *s, |
165 | int fd, char *name, RemoteSource **source) { | |
166 | Writer *writer; | |
167 | int r; | |
168 | ||
1f8af042 ZJS |
169 | /* This takes ownership of name, but only on success. */ |
170 | ||
fdfccdbc ZJS |
171 | assert(fd >= 0); |
172 | assert(source); | |
173 | ||
319a4f4b | 174 | if (!GREEDY_REALLOC0(s->sources, fd + 1)) |
fdfccdbc ZJS |
175 | return log_oom(); |
176 | ||
c064d8db | 177 | r = journal_remote_get_writer(s, name, &writer); |
eb56eb9b MS |
178 | if (r < 0) |
179 | return log_warning_errno(r, "Failed to get writer for source %s: %m", | |
180 | name); | |
9ff48d09 | 181 | |
4e361acc | 182 | if (!s->sources[fd]) { |
9ff48d09 ZJS |
183 | s->sources[fd] = source_new(fd, false, name, writer); |
184 | if (!s->sources[fd]) { | |
185 | writer_unref(writer); | |
fdfccdbc | 186 | return log_oom(); |
9ff48d09 ZJS |
187 | } |
188 | ||
fdfccdbc ZJS |
189 | s->active++; |
190 | } | |
191 | ||
192 | *source = s->sources[fd]; | |
193 | return 0; | |
194 | } | |
195 | ||
196 | static int remove_source(RemoteServer *s, int fd) { | |
197 | RemoteSource *source; | |
198 | ||
199 | assert(s); | |
319a4f4b | 200 | assert(fd >= 0 && fd < (ssize_t) MALLOC_ELEMENTSOF(s->sources)); |
fdfccdbc ZJS |
201 | |
202 | source = s->sources[fd]; | |
203 | if (source) { | |
8201af08 | 204 | /* this closes fd too */ |
fdfccdbc ZJS |
205 | source_free(source); |
206 | s->sources[fd] = NULL; | |
207 | s->active--; | |
208 | } | |
209 | ||
fdfccdbc ZJS |
210 | return 0; |
211 | } | |
212 | ||
c064d8db | 213 | int journal_remote_add_source(RemoteServer *s, int fd, char* name, bool own_name) { |
a7f7d1bd | 214 | RemoteSource *source = NULL; |
fdfccdbc ZJS |
215 | int r; |
216 | ||
1f8af042 ZJS |
217 | /* This takes ownership of name, even on failure, if own_name is true. */ |
218 | ||
fdfccdbc ZJS |
219 | assert(s); |
220 | assert(fd >= 0); | |
9ff48d09 | 221 | assert(name); |
fdfccdbc | 222 | |
9ff48d09 ZJS |
223 | if (!own_name) { |
224 | name = strdup(name); | |
225 | if (!name) | |
226 | return log_oom(); | |
227 | } | |
fdfccdbc | 228 | |
9ff48d09 | 229 | r = get_source_for_fd(s, fd, name, &source); |
fdfccdbc | 230 | if (r < 0) { |
c33b3297 MS |
231 | log_error_errno(r, "Failed to create source for fd:%d (%s): %m", |
232 | fd, name); | |
1f8af042 | 233 | free(name); |
fdfccdbc ZJS |
234 | return r; |
235 | } | |
8201af08 | 236 | |
fdfccdbc | 237 | r = sd_event_add_io(s->events, &source->event, |
8201af08 | 238 | fd, EPOLLIN|EPOLLRDHUP|EPOLLPRI, |
043945b9 ZJS |
239 | dispatch_raw_source_event, source); |
240 | if (r == 0) { | |
241 | /* Add additional source for buffer processing. It will be | |
242 | * enabled later. */ | |
243 | r = sd_event_add_defer(s->events, &source->buffer_event, | |
244 | dispatch_raw_source_until_block, source); | |
245 | if (r == 0) | |
c3c50474 | 246 | r = sd_event_source_set_enabled(source->buffer_event, SD_EVENT_OFF); |
043945b9 | 247 | } else if (r == -EPERM) { |
70f1b2dd ZJS |
248 | log_debug("Falling back to sd_event_add_defer for fd:%d (%s)", fd, name); |
249 | r = sd_event_add_defer(s->events, &source->event, | |
250 | dispatch_blocking_source_event, source); | |
251 | if (r == 0) | |
c3c50474 | 252 | r = sd_event_source_set_enabled(source->event, SD_EVENT_ON); |
70f1b2dd | 253 | } |
fdfccdbc | 254 | if (r < 0) { |
c33b3297 MS |
255 | log_error_errno(r, "Failed to register event source for fd:%d: %m", |
256 | fd); | |
fdfccdbc ZJS |
257 | goto error; |
258 | } | |
259 | ||
356779df | 260 | r = sd_event_source_set_description(source->event, name); |
43300d9d | 261 | if (r < 0) { |
da927ba9 | 262 | log_error_errno(r, "Failed to set source name for fd:%d: %m", fd); |
43300d9d ZJS |
263 | goto error; |
264 | } | |
265 | ||
fdfccdbc ZJS |
266 | return 1; /* work to do */ |
267 | ||
268 | error: | |
269 | remove_source(s, fd); | |
270 | return r; | |
271 | } | |
272 | ||
c064d8db | 273 | int journal_remote_add_raw_socket(RemoteServer *s, int fd) { |
8a8d55f2 | 274 | int r; |
d7ac0952 | 275 | _unused_ _cleanup_close_ int fd_ = fd; |
fbd0b64f | 276 | char name[STRLEN("raw-socket-") + DECIMAL_STR_MAX(int) + 1]; |
43300d9d ZJS |
277 | |
278 | assert(fd >= 0); | |
fdfccdbc | 279 | |
8201af08 ZJS |
280 | r = sd_event_add_io(s->events, &s->listen_event, |
281 | fd, EPOLLIN, | |
fdfccdbc | 282 | dispatch_raw_connection_event, s); |
43300d9d | 283 | if (r < 0) |
fdfccdbc | 284 | return r; |
fdfccdbc | 285 | |
5ffa8c81 | 286 | xsprintf(name, "raw-socket-%d", fd); |
43300d9d | 287 | |
356779df | 288 | r = sd_event_source_set_description(s->listen_event, name); |
43300d9d ZJS |
289 | if (r < 0) |
290 | return r; | |
291 | ||
292 | fd_ = -1; | |
313cefa1 | 293 | s->active++; |
fdfccdbc ZJS |
294 | return 0; |
295 | } | |
296 | ||
8201af08 ZJS |
297 | /********************************************************************** |
298 | ********************************************************************** | |
299 | **********************************************************************/ | |
300 | ||
c064d8db ZJS |
301 | int journal_remote_server_init( |
302 | RemoteServer *s, | |
303 | const char *output, | |
304 | JournalWriteSplitMode split_mode, | |
305 | bool compress, | |
306 | bool seal) { | |
cc64d017 | 307 | |
fdfccdbc ZJS |
308 | int r; |
309 | ||
310 | assert(s); | |
311 | ||
c064d8db ZJS |
312 | assert(journal_remote_server_global == NULL); |
313 | journal_remote_server_global = s; | |
fdfccdbc | 314 | |
c064d8db ZJS |
315 | s->split_mode = split_mode; |
316 | s->compress = compress; | |
317 | s->seal = seal; | |
43300d9d | 318 | |
c064d8db ZJS |
319 | if (output) |
320 | s->output = output; | |
321 | else if (split_mode == JOURNAL_WRITE_SPLIT_NONE) | |
322 | s->output = REMOTE_JOURNAL_PATH "/remote.journal"; | |
323 | else if (split_mode == JOURNAL_WRITE_SPLIT_HOST) | |
324 | s->output = REMOTE_JOURNAL_PATH; | |
42b6bf75 | 325 | else |
04499a70 | 326 | assert_not_reached(); |
ad95fd1d | 327 | |
b1604b34 | 328 | r = sd_event_default(&s->events); |
23bbb0de MS |
329 | if (r < 0) |
330 | return log_error_errno(r, "Failed to allocate event loop: %m"); | |
fdfccdbc | 331 | |
22259a00 JL |
332 | r = init_writer_hashmap(s); |
333 | if (r < 0) | |
334 | return r; | |
335 | ||
8201af08 | 336 | return 0; |
fdfccdbc ZJS |
337 | } |
338 | ||
63e2ebcd | 339 | #if HAVE_MICROHTTPD |
1599f593 ZJS |
340 | static void MHDDaemonWrapper_free(MHDDaemonWrapper *d) { |
341 | MHD_stop_daemon(d->daemon); | |
342 | sd_event_source_unref(d->io_event); | |
343 | sd_event_source_unref(d->timer_event); | |
344 | free(d); | |
345 | } | |
63e2ebcd | 346 | #endif |
1599f593 | 347 | |
94952201 | 348 | void journal_remote_server_destroy(RemoteServer *s) { |
ca2d3784 | 349 | size_t i; |
cc64d017 | 350 | |
63e2ebcd | 351 | #if HAVE_MICROHTTPD |
1599f593 | 352 | hashmap_free_with_destructor(s->daemons, MHDDaemonWrapper_free); |
63e2ebcd | 353 | #endif |
cc64d017 | 354 | |
319a4f4b | 355 | for (i = 0; i < MALLOC_ELEMENTSOF(s->sources); i++) |
fdfccdbc | 356 | remove_source(s, i); |
fdfccdbc ZJS |
357 | free(s->sources); |
358 | ||
9ff48d09 ZJS |
359 | writer_unref(s->_single_writer); |
360 | hashmap_free(s->writers); | |
361 | ||
fdfccdbc ZJS |
362 | sd_event_source_unref(s->sigterm_event); |
363 | sd_event_source_unref(s->sigint_event); | |
364 | sd_event_source_unref(s->listen_event); | |
365 | sd_event_unref(s->events); | |
366 | ||
c064d8db ZJS |
367 | if (s == journal_remote_server_global) |
368 | journal_remote_server_global = NULL; | |
369 | ||
fdfccdbc | 370 | /* fds that we're listening on remain open... */ |
fdfccdbc ZJS |
371 | } |
372 | ||
373 | /********************************************************************** | |
374 | ********************************************************************** | |
375 | **********************************************************************/ | |
376 | ||
864876ec ZJS |
377 | int journal_remote_handle_raw_source( |
378 | sd_event_source *event, | |
379 | int fd, | |
380 | uint32_t revents, | |
381 | RemoteServer *s) { | |
fdfccdbc | 382 | |
fdfccdbc ZJS |
383 | RemoteSource *source; |
384 | int r; | |
385 | ||
043945b9 ZJS |
386 | /* Returns 1 if there might be more data pending, |
387 | * 0 if data is currently exhausted, negative on error. | |
388 | */ | |
389 | ||
319a4f4b | 390 | assert(fd >= 0 && fd < (ssize_t) MALLOC_ELEMENTSOF(s->sources)); |
fdfccdbc | 391 | source = s->sources[fd]; |
b18453ed | 392 | assert(source->importer.fd == fd); |
fdfccdbc | 393 | |
c064d8db | 394 | r = process_source(source, s->compress, s->seal); |
b18453ed | 395 | if (journal_importer_eof(&source->importer)) { |
4a0a6ac0 ZJS |
396 | size_t remaining; |
397 | ||
b18453ed ZJS |
398 | log_debug("EOF reached with source %s (fd=%d)", |
399 | source->importer.name, source->importer.fd); | |
4a0a6ac0 | 400 | |
b18453ed | 401 | remaining = journal_importer_bytes_remaining(&source->importer); |
4a0a6ac0 | 402 | if (remaining > 0) |
0e72da6f | 403 | log_notice("Premature EOF. %zu bytes lost.", remaining); |
b18453ed | 404 | remove_source(s, source->importer.fd); |
0e72da6f | 405 | log_debug("%zu active sources remaining", s->active); |
8201af08 | 406 | return 0; |
fdfccdbc | 407 | } else if (r == -E2BIG) { |
ef4d6abe ZJS |
408 | log_notice("Entry with too many fields, skipped"); |
409 | return 1; | |
410 | } else if (r == -ENOBUFS) { | |
d4e98880 | 411 | log_notice("Entry too big, skipped"); |
8201af08 | 412 | return 1; |
ff55c3c7 | 413 | } else if (r == -EAGAIN) { |
8201af08 ZJS |
414 | return 0; |
415 | } else if (r < 0) { | |
0e72da6f | 416 | log_debug_errno(r, "Closing connection: %m"); |
c064d8db | 417 | remove_source(s, fd); |
8201af08 ZJS |
418 | return 0; |
419 | } else | |
420 | return 1; | |
fdfccdbc ZJS |
421 | } |
422 | ||
043945b9 ZJS |
423 | static int dispatch_raw_source_until_block(sd_event_source *event, |
424 | void *userdata) { | |
425 | RemoteSource *source = userdata; | |
426 | int r; | |
427 | ||
428 | /* Make sure event stays around even if source is destroyed */ | |
429 | sd_event_source_ref(event); | |
430 | ||
864876ec | 431 | r = journal_remote_handle_raw_source(event, source->importer.fd, EPOLLIN, journal_remote_server_global); |
25bb459e LB |
432 | if (r != 1) { |
433 | int k; | |
434 | ||
043945b9 | 435 | /* No more data for now */ |
25bb459e LB |
436 | k = sd_event_source_set_enabled(event, SD_EVENT_OFF); |
437 | if (k < 0) | |
438 | r = k; | |
439 | } | |
043945b9 ZJS |
440 | |
441 | sd_event_source_unref(event); | |
442 | ||
443 | return r; | |
444 | } | |
445 | ||
446 | static int dispatch_raw_source_event(sd_event_source *event, | |
447 | int fd, | |
448 | uint32_t revents, | |
449 | void *userdata) { | |
450 | RemoteSource *source = userdata; | |
451 | int r; | |
452 | ||
453 | assert(source->event); | |
454 | assert(source->buffer_event); | |
455 | ||
864876ec | 456 | r = journal_remote_handle_raw_source(event, fd, EPOLLIN, journal_remote_server_global); |
25bb459e LB |
457 | if (r == 1) { |
458 | int k; | |
459 | ||
043945b9 ZJS |
460 | /* Might have more data. We need to rerun the handler |
461 | * until we are sure the buffer is exhausted. */ | |
25bb459e LB |
462 | k = sd_event_source_set_enabled(source->buffer_event, SD_EVENT_ON); |
463 | if (k < 0) | |
464 | r = k; | |
465 | } | |
043945b9 ZJS |
466 | |
467 | return r; | |
468 | } | |
469 | ||
70f1b2dd ZJS |
470 | static int dispatch_blocking_source_event(sd_event_source *event, |
471 | void *userdata) { | |
472 | RemoteSource *source = userdata; | |
473 | ||
864876ec | 474 | return journal_remote_handle_raw_source(event, source->importer.fd, EPOLLIN, journal_remote_server_global); |
70f1b2dd ZJS |
475 | } |
476 | ||
4ff9bc2e LP |
477 | static int accept_connection( |
478 | const char* type, | |
479 | int fd, | |
480 | SocketAddress *addr, | |
481 | char **hostname) { | |
482 | ||
483 | _cleanup_close_ int fd2 = -1; | |
484 | int r; | |
fdfccdbc | 485 | |
cc64d017 ZJS |
486 | log_debug("Accepting new %s connection on fd:%d", type, fd); |
487 | fd2 = accept4(fd, &addr->sockaddr.sa, &addr->size, SOCK_NONBLOCK|SOCK_CLOEXEC); | |
4ff9bc2e LP |
488 | if (fd2 < 0) { |
489 | if (ERRNO_IS_ACCEPT_AGAIN(errno)) | |
490 | return -EAGAIN; | |
491 | ||
4a62c710 | 492 | return log_error_errno(errno, "accept() on fd:%d failed: %m", fd); |
4ff9bc2e | 493 | } |
fdfccdbc | 494 | |
cc64d017 | 495 | switch(socket_address_family(addr)) { |
fdfccdbc ZJS |
496 | case AF_INET: |
497 | case AF_INET6: { | |
8201af08 ZJS |
498 | _cleanup_free_ char *a = NULL; |
499 | char *b; | |
fdfccdbc | 500 | |
cc64d017 | 501 | r = socket_address_print(addr, &a); |
4ff9bc2e LP |
502 | if (r < 0) |
503 | return log_error_errno(r, "socket_address_print(): %m"); | |
fdfccdbc | 504 | |
8201af08 | 505 | r = socknameinfo_pretty(&addr->sockaddr, addr->size, &b); |
4ff9bc2e LP |
506 | if (r < 0) |
507 | return log_error_errno(r, "Resolving hostname failed: %m"); | |
8201af08 | 508 | |
0e72da6f ZJS |
509 | log_debug("Accepted %s %s connection from %s", |
510 | type, | |
a4817536 | 511 | af_to_ipv4_ipv6(socket_address_family(addr)), |
0e72da6f | 512 | a); |
cc64d017 | 513 | |
8201af08 | 514 | *hostname = b; |
4ff9bc2e LP |
515 | return TAKE_FD(fd2); |
516 | } | |
8201af08 | 517 | |
fdfccdbc | 518 | default: |
4ff9bc2e LP |
519 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), |
520 | "Rejected %s connection with unsupported family %d", | |
521 | type, socket_address_family(addr)); | |
fdfccdbc | 522 | } |
cc64d017 | 523 | } |
fdfccdbc | 524 | |
4ff9bc2e LP |
525 | static int dispatch_raw_connection_event( |
526 | sd_event_source *event, | |
527 | int fd, | |
528 | uint32_t revents, | |
529 | void *userdata) { | |
530 | ||
cc64d017 | 531 | RemoteServer *s = userdata; |
1f8af042 | 532 | int fd2; |
cc64d017 ZJS |
533 | SocketAddress addr = { |
534 | .size = sizeof(union sockaddr_union), | |
535 | .type = SOCK_STREAM, | |
536 | }; | |
a7f7d1bd | 537 | char *hostname = NULL; |
fdfccdbc | 538 | |
8201af08 | 539 | fd2 = accept_connection("raw", fd, &addr, &hostname); |
4ff9bc2e LP |
540 | if (fd2 == -EAGAIN) |
541 | return 0; | |
cc64d017 ZJS |
542 | if (fd2 < 0) |
543 | return fd2; | |
fdfccdbc | 544 | |
c064d8db | 545 | return journal_remote_add_source(s, fd2, hostname, true); |
fdfccdbc | 546 | } |