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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" |
28db6fbf | 13 | #include "constants.h" |
4ff9bc2e | 14 | #include "errno-util.h" |
4f5dd394 | 15 | #include "escape.h" |
3ffd4af2 | 16 | #include "fd-util.h" |
4f5dd394 | 17 | #include "journal-remote-write.h" |
3ffd4af2 | 18 | #include "journal-remote.h" |
fdfccdbc | 19 | #include "journald-native.h" |
fdfccdbc | 20 | #include "macro.h" |
d02af6f3 | 21 | #include "managed-journal-file.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 | ||
49615dbd LP |
64 | r = managed_journal_file_open_reliably( |
65 | filename, | |
66 | O_RDWR|O_CREAT, | |
67 | s->file_flags, | |
68 | 0640, | |
69 | UINT64_MAX, | |
70 | &w->metrics, | |
71 | w->mmap, | |
72 | NULL, | |
73 | NULL, | |
74 | &w->journal); | |
fdfccdbc | 75 | if (r < 0) |
c064d8db ZJS |
76 | return log_error_errno(r, "Failed to open output journal %s: %m", filename); |
77 | ||
035b0f8f | 78 | log_debug("Opened output file %s", w->journal->file->path); |
c064d8db | 79 | return 0; |
fdfccdbc ZJS |
80 | } |
81 | ||
cc64d017 ZJS |
82 | /********************************************************************** |
83 | ********************************************************************** | |
84 | **********************************************************************/ | |
85 | ||
9ff48d09 | 86 | static int init_writer_hashmap(RemoteServer *s) { |
c064d8db | 87 | static const struct hash_ops* const hash_ops[] = { |
d5099efc MS |
88 | [JOURNAL_WRITE_SPLIT_NONE] = NULL, |
89 | [JOURNAL_WRITE_SPLIT_HOST] = &string_hash_ops, | |
9ff48d09 ZJS |
90 | }; |
91 | ||
c064d8db ZJS |
92 | assert(s); |
93 | assert(s->split_mode >= 0 && s->split_mode < (int) ELEMENTSOF(hash_ops)); | |
cc64d017 | 94 | |
c064d8db | 95 | s->writers = hashmap_new(hash_ops[s->split_mode]); |
9ff48d09 ZJS |
96 | if (!s->writers) |
97 | return log_oom(); | |
98 | ||
99 | return 0; | |
100 | } | |
101 | ||
c064d8db | 102 | int journal_remote_get_writer(RemoteServer *s, const char *host, Writer **writer) { |
8e766630 | 103 | _cleanup_(writer_unrefp) Writer *w = NULL; |
9ff48d09 | 104 | const void *key; |
9ff48d09 ZJS |
105 | int r; |
106 | ||
79893116 | 107 | switch (s->split_mode) { |
9ff48d09 ZJS |
108 | case JOURNAL_WRITE_SPLIT_NONE: |
109 | key = "one and only"; | |
110 | break; | |
111 | ||
112 | case JOURNAL_WRITE_SPLIT_HOST: | |
113 | assert(host); | |
114 | key = host; | |
115 | break; | |
116 | ||
117 | default: | |
04499a70 | 118 | assert_not_reached(); |
9ff48d09 ZJS |
119 | } |
120 | ||
121 | w = hashmap_get(s->writers, key); | |
122 | if (w) | |
123 | writer_ref(w); | |
124 | else { | |
125 | w = writer_new(s); | |
126 | if (!w) | |
127 | return log_oom(); | |
128 | ||
c064d8db | 129 | if (s->split_mode == JOURNAL_WRITE_SPLIT_HOST) { |
9ff48d09 ZJS |
130 | w->hashmap_key = strdup(key); |
131 | if (!w->hashmap_key) | |
132 | return log_oom(); | |
133 | } | |
cc64d017 | 134 | |
c064d8db | 135 | r = open_output(s, w, host); |
9ff48d09 ZJS |
136 | if (r < 0) |
137 | return r; | |
fdfccdbc | 138 | |
9ff48d09 ZJS |
139 | r = hashmap_put(s->writers, w->hashmap_key ?: key, w); |
140 | if (r < 0) | |
141 | return r; | |
142 | } | |
fdfccdbc | 143 | |
1cc6c93a YW |
144 | *writer = TAKE_PTR(w); |
145 | ||
9ff48d09 ZJS |
146 | return 0; |
147 | } | |
cc64d017 | 148 | |
9ff48d09 ZJS |
149 | /********************************************************************** |
150 | ********************************************************************** | |
151 | **********************************************************************/ | |
fdfccdbc | 152 | |
cc64d017 | 153 | /* This should go away as soon as µhttpd allows state to be passed around. */ |
c064d8db | 154 | RemoteServer *journal_remote_server_global; |
cc64d017 | 155 | |
fdfccdbc ZJS |
156 | static int dispatch_raw_source_event(sd_event_source *event, |
157 | int fd, | |
158 | uint32_t revents, | |
159 | void *userdata); | |
043945b9 ZJS |
160 | static int dispatch_raw_source_until_block(sd_event_source *event, |
161 | void *userdata); | |
70f1b2dd ZJS |
162 | static int dispatch_blocking_source_event(sd_event_source *event, |
163 | void *userdata); | |
fdfccdbc ZJS |
164 | static int dispatch_raw_connection_event(sd_event_source *event, |
165 | int fd, | |
166 | uint32_t revents, | |
167 | void *userdata); | |
168 | ||
9ff48d09 ZJS |
169 | static int get_source_for_fd(RemoteServer *s, |
170 | int fd, char *name, RemoteSource **source) { | |
171 | Writer *writer; | |
172 | int r; | |
173 | ||
1f8af042 ZJS |
174 | /* This takes ownership of name, but only on success. */ |
175 | ||
fdfccdbc ZJS |
176 | assert(fd >= 0); |
177 | assert(source); | |
178 | ||
319a4f4b | 179 | if (!GREEDY_REALLOC0(s->sources, fd + 1)) |
fdfccdbc ZJS |
180 | return log_oom(); |
181 | ||
c064d8db | 182 | r = journal_remote_get_writer(s, name, &writer); |
eb56eb9b MS |
183 | if (r < 0) |
184 | return log_warning_errno(r, "Failed to get writer for source %s: %m", | |
185 | name); | |
9ff48d09 | 186 | |
4e361acc | 187 | if (!s->sources[fd]) { |
9ff48d09 ZJS |
188 | s->sources[fd] = source_new(fd, false, name, writer); |
189 | if (!s->sources[fd]) { | |
190 | writer_unref(writer); | |
fdfccdbc | 191 | return log_oom(); |
9ff48d09 ZJS |
192 | } |
193 | ||
fdfccdbc ZJS |
194 | s->active++; |
195 | } | |
196 | ||
197 | *source = s->sources[fd]; | |
198 | return 0; | |
199 | } | |
200 | ||
201 | static int remove_source(RemoteServer *s, int fd) { | |
202 | RemoteSource *source; | |
203 | ||
204 | assert(s); | |
319a4f4b | 205 | assert(fd >= 0 && fd < (ssize_t) MALLOC_ELEMENTSOF(s->sources)); |
fdfccdbc ZJS |
206 | |
207 | source = s->sources[fd]; | |
208 | if (source) { | |
8201af08 | 209 | /* this closes fd too */ |
fdfccdbc ZJS |
210 | source_free(source); |
211 | s->sources[fd] = NULL; | |
212 | s->active--; | |
213 | } | |
214 | ||
fdfccdbc ZJS |
215 | return 0; |
216 | } | |
217 | ||
c064d8db | 218 | int journal_remote_add_source(RemoteServer *s, int fd, char* name, bool own_name) { |
a7f7d1bd | 219 | RemoteSource *source = NULL; |
fdfccdbc ZJS |
220 | int r; |
221 | ||
1f8af042 ZJS |
222 | /* This takes ownership of name, even on failure, if own_name is true. */ |
223 | ||
fdfccdbc ZJS |
224 | assert(s); |
225 | assert(fd >= 0); | |
9ff48d09 | 226 | assert(name); |
fdfccdbc | 227 | |
9ff48d09 ZJS |
228 | if (!own_name) { |
229 | name = strdup(name); | |
230 | if (!name) | |
231 | return log_oom(); | |
232 | } | |
fdfccdbc | 233 | |
9ff48d09 | 234 | r = get_source_for_fd(s, fd, name, &source); |
fdfccdbc | 235 | if (r < 0) { |
c33b3297 MS |
236 | log_error_errno(r, "Failed to create source for fd:%d (%s): %m", |
237 | fd, name); | |
1f8af042 | 238 | free(name); |
fdfccdbc ZJS |
239 | return r; |
240 | } | |
8201af08 | 241 | |
fdfccdbc | 242 | r = sd_event_add_io(s->events, &source->event, |
8201af08 | 243 | fd, EPOLLIN|EPOLLRDHUP|EPOLLPRI, |
043945b9 ZJS |
244 | dispatch_raw_source_event, source); |
245 | if (r == 0) { | |
246 | /* Add additional source for buffer processing. It will be | |
247 | * enabled later. */ | |
248 | r = sd_event_add_defer(s->events, &source->buffer_event, | |
249 | dispatch_raw_source_until_block, source); | |
250 | if (r == 0) | |
c3c50474 | 251 | r = sd_event_source_set_enabled(source->buffer_event, SD_EVENT_OFF); |
043945b9 | 252 | } else if (r == -EPERM) { |
70f1b2dd ZJS |
253 | log_debug("Falling back to sd_event_add_defer for fd:%d (%s)", fd, name); |
254 | r = sd_event_add_defer(s->events, &source->event, | |
255 | dispatch_blocking_source_event, source); | |
256 | if (r == 0) | |
c3c50474 | 257 | r = sd_event_source_set_enabled(source->event, SD_EVENT_ON); |
70f1b2dd | 258 | } |
fdfccdbc | 259 | if (r < 0) { |
c33b3297 MS |
260 | log_error_errno(r, "Failed to register event source for fd:%d: %m", |
261 | fd); | |
fdfccdbc ZJS |
262 | goto error; |
263 | } | |
264 | ||
356779df | 265 | r = sd_event_source_set_description(source->event, name); |
43300d9d | 266 | if (r < 0) { |
da927ba9 | 267 | log_error_errno(r, "Failed to set source name for fd:%d: %m", fd); |
43300d9d ZJS |
268 | goto error; |
269 | } | |
270 | ||
fdfccdbc ZJS |
271 | return 1; /* work to do */ |
272 | ||
273 | error: | |
274 | remove_source(s, fd); | |
275 | return r; | |
276 | } | |
277 | ||
c064d8db | 278 | int journal_remote_add_raw_socket(RemoteServer *s, int fd) { |
8a8d55f2 | 279 | int r; |
d7ac0952 | 280 | _unused_ _cleanup_close_ int fd_ = fd; |
fbd0b64f | 281 | char name[STRLEN("raw-socket-") + DECIMAL_STR_MAX(int) + 1]; |
43300d9d ZJS |
282 | |
283 | assert(fd >= 0); | |
fdfccdbc | 284 | |
8201af08 ZJS |
285 | r = sd_event_add_io(s->events, &s->listen_event, |
286 | fd, EPOLLIN, | |
fdfccdbc | 287 | dispatch_raw_connection_event, s); |
43300d9d | 288 | if (r < 0) |
fdfccdbc | 289 | return r; |
fdfccdbc | 290 | |
5ffa8c81 | 291 | xsprintf(name, "raw-socket-%d", fd); |
43300d9d | 292 | |
356779df | 293 | r = sd_event_source_set_description(s->listen_event, name); |
43300d9d ZJS |
294 | if (r < 0) |
295 | return r; | |
296 | ||
254d1313 | 297 | fd_ = -EBADF; |
313cefa1 | 298 | s->active++; |
fdfccdbc ZJS |
299 | return 0; |
300 | } | |
301 | ||
8201af08 ZJS |
302 | /********************************************************************** |
303 | ********************************************************************** | |
304 | **********************************************************************/ | |
305 | ||
c064d8db ZJS |
306 | int journal_remote_server_init( |
307 | RemoteServer *s, | |
308 | const char *output, | |
309 | JournalWriteSplitMode split_mode, | |
49615dbd | 310 | JournalFileFlags file_flags) { |
cc64d017 | 311 | |
fdfccdbc ZJS |
312 | int r; |
313 | ||
314 | assert(s); | |
315 | ||
c064d8db ZJS |
316 | assert(journal_remote_server_global == NULL); |
317 | journal_remote_server_global = s; | |
fdfccdbc | 318 | |
c064d8db | 319 | s->split_mode = split_mode; |
49615dbd | 320 | s->file_flags = file_flags; |
43300d9d | 321 | |
c064d8db ZJS |
322 | if (output) |
323 | s->output = output; | |
324 | else if (split_mode == JOURNAL_WRITE_SPLIT_NONE) | |
325 | s->output = REMOTE_JOURNAL_PATH "/remote.journal"; | |
326 | else if (split_mode == JOURNAL_WRITE_SPLIT_HOST) | |
327 | s->output = REMOTE_JOURNAL_PATH; | |
42b6bf75 | 328 | else |
04499a70 | 329 | assert_not_reached(); |
ad95fd1d | 330 | |
b1604b34 | 331 | r = sd_event_default(&s->events); |
23bbb0de MS |
332 | if (r < 0) |
333 | return log_error_errno(r, "Failed to allocate event loop: %m"); | |
fdfccdbc | 334 | |
22259a00 JL |
335 | r = init_writer_hashmap(s); |
336 | if (r < 0) | |
337 | return r; | |
338 | ||
8201af08 | 339 | return 0; |
fdfccdbc ZJS |
340 | } |
341 | ||
63e2ebcd | 342 | #if HAVE_MICROHTTPD |
1599f593 ZJS |
343 | static void MHDDaemonWrapper_free(MHDDaemonWrapper *d) { |
344 | MHD_stop_daemon(d->daemon); | |
345 | sd_event_source_unref(d->io_event); | |
346 | sd_event_source_unref(d->timer_event); | |
347 | free(d); | |
348 | } | |
63e2ebcd | 349 | #endif |
1599f593 | 350 | |
94952201 | 351 | void journal_remote_server_destroy(RemoteServer *s) { |
ca2d3784 | 352 | size_t i; |
cc64d017 | 353 | |
63e2ebcd | 354 | #if HAVE_MICROHTTPD |
1599f593 | 355 | hashmap_free_with_destructor(s->daemons, MHDDaemonWrapper_free); |
63e2ebcd | 356 | #endif |
cc64d017 | 357 | |
319a4f4b | 358 | for (i = 0; i < MALLOC_ELEMENTSOF(s->sources); i++) |
fdfccdbc | 359 | remove_source(s, i); |
fdfccdbc ZJS |
360 | free(s->sources); |
361 | ||
9ff48d09 ZJS |
362 | writer_unref(s->_single_writer); |
363 | hashmap_free(s->writers); | |
364 | ||
fdfccdbc ZJS |
365 | sd_event_source_unref(s->sigterm_event); |
366 | sd_event_source_unref(s->sigint_event); | |
367 | sd_event_source_unref(s->listen_event); | |
368 | sd_event_unref(s->events); | |
369 | ||
c064d8db ZJS |
370 | if (s == journal_remote_server_global) |
371 | journal_remote_server_global = NULL; | |
372 | ||
fdfccdbc | 373 | /* fds that we're listening on remain open... */ |
fdfccdbc ZJS |
374 | } |
375 | ||
376 | /********************************************************************** | |
377 | ********************************************************************** | |
378 | **********************************************************************/ | |
379 | ||
864876ec ZJS |
380 | int journal_remote_handle_raw_source( |
381 | sd_event_source *event, | |
382 | int fd, | |
383 | uint32_t revents, | |
384 | RemoteServer *s) { | |
fdfccdbc | 385 | |
fdfccdbc ZJS |
386 | RemoteSource *source; |
387 | int r; | |
388 | ||
043945b9 ZJS |
389 | /* Returns 1 if there might be more data pending, |
390 | * 0 if data is currently exhausted, negative on error. | |
391 | */ | |
392 | ||
319a4f4b | 393 | assert(fd >= 0 && fd < (ssize_t) MALLOC_ELEMENTSOF(s->sources)); |
fdfccdbc | 394 | source = s->sources[fd]; |
b18453ed | 395 | assert(source->importer.fd == fd); |
fdfccdbc | 396 | |
49615dbd | 397 | r = process_source(source, s->file_flags); |
b18453ed | 398 | if (journal_importer_eof(&source->importer)) { |
4a0a6ac0 ZJS |
399 | size_t remaining; |
400 | ||
b18453ed ZJS |
401 | log_debug("EOF reached with source %s (fd=%d)", |
402 | source->importer.name, source->importer.fd); | |
4a0a6ac0 | 403 | |
b18453ed | 404 | remaining = journal_importer_bytes_remaining(&source->importer); |
4a0a6ac0 | 405 | if (remaining > 0) |
0e72da6f | 406 | log_notice("Premature EOF. %zu bytes lost.", remaining); |
b18453ed | 407 | remove_source(s, source->importer.fd); |
0e72da6f | 408 | log_debug("%zu active sources remaining", s->active); |
8201af08 | 409 | return 0; |
fdfccdbc | 410 | } else if (r == -E2BIG) { |
ef4d6abe ZJS |
411 | log_notice("Entry with too many fields, skipped"); |
412 | return 1; | |
413 | } else if (r == -ENOBUFS) { | |
d4e98880 | 414 | log_notice("Entry too big, skipped"); |
8201af08 | 415 | return 1; |
ff55c3c7 | 416 | } else if (r == -EAGAIN) { |
8201af08 ZJS |
417 | return 0; |
418 | } else if (r < 0) { | |
0e72da6f | 419 | log_debug_errno(r, "Closing connection: %m"); |
c064d8db | 420 | remove_source(s, fd); |
8201af08 ZJS |
421 | return 0; |
422 | } else | |
423 | return 1; | |
fdfccdbc ZJS |
424 | } |
425 | ||
043945b9 ZJS |
426 | static int dispatch_raw_source_until_block(sd_event_source *event, |
427 | void *userdata) { | |
428 | RemoteSource *source = userdata; | |
429 | int r; | |
430 | ||
431 | /* Make sure event stays around even if source is destroyed */ | |
432 | sd_event_source_ref(event); | |
433 | ||
864876ec | 434 | r = journal_remote_handle_raw_source(event, source->importer.fd, EPOLLIN, journal_remote_server_global); |
25bb459e LB |
435 | if (r != 1) { |
436 | int k; | |
437 | ||
043945b9 | 438 | /* No more data for now */ |
25bb459e LB |
439 | k = sd_event_source_set_enabled(event, SD_EVENT_OFF); |
440 | if (k < 0) | |
441 | r = k; | |
442 | } | |
043945b9 ZJS |
443 | |
444 | sd_event_source_unref(event); | |
445 | ||
446 | return r; | |
447 | } | |
448 | ||
449 | static int dispatch_raw_source_event(sd_event_source *event, | |
450 | int fd, | |
451 | uint32_t revents, | |
452 | void *userdata) { | |
453 | RemoteSource *source = userdata; | |
454 | int r; | |
455 | ||
456 | assert(source->event); | |
457 | assert(source->buffer_event); | |
458 | ||
864876ec | 459 | r = journal_remote_handle_raw_source(event, fd, EPOLLIN, journal_remote_server_global); |
25bb459e LB |
460 | if (r == 1) { |
461 | int k; | |
462 | ||
043945b9 ZJS |
463 | /* Might have more data. We need to rerun the handler |
464 | * until we are sure the buffer is exhausted. */ | |
25bb459e LB |
465 | k = sd_event_source_set_enabled(source->buffer_event, SD_EVENT_ON); |
466 | if (k < 0) | |
467 | r = k; | |
468 | } | |
043945b9 ZJS |
469 | |
470 | return r; | |
471 | } | |
472 | ||
70f1b2dd ZJS |
473 | static int dispatch_blocking_source_event(sd_event_source *event, |
474 | void *userdata) { | |
475 | RemoteSource *source = userdata; | |
476 | ||
864876ec | 477 | return journal_remote_handle_raw_source(event, source->importer.fd, EPOLLIN, journal_remote_server_global); |
70f1b2dd ZJS |
478 | } |
479 | ||
4ff9bc2e LP |
480 | static int accept_connection( |
481 | const char* type, | |
482 | int fd, | |
483 | SocketAddress *addr, | |
484 | char **hostname) { | |
485 | ||
254d1313 | 486 | _cleanup_close_ int fd2 = -EBADF; |
4ff9bc2e | 487 | int r; |
fdfccdbc | 488 | |
cc64d017 ZJS |
489 | log_debug("Accepting new %s connection on fd:%d", type, fd); |
490 | fd2 = accept4(fd, &addr->sockaddr.sa, &addr->size, SOCK_NONBLOCK|SOCK_CLOEXEC); | |
4ff9bc2e LP |
491 | if (fd2 < 0) { |
492 | if (ERRNO_IS_ACCEPT_AGAIN(errno)) | |
493 | return -EAGAIN; | |
494 | ||
4a62c710 | 495 | return log_error_errno(errno, "accept() on fd:%d failed: %m", fd); |
4ff9bc2e | 496 | } |
fdfccdbc | 497 | |
79893116 | 498 | switch (socket_address_family(addr)) { |
fdfccdbc ZJS |
499 | case AF_INET: |
500 | case AF_INET6: { | |
8201af08 ZJS |
501 | _cleanup_free_ char *a = NULL; |
502 | char *b; | |
fdfccdbc | 503 | |
cc64d017 | 504 | r = socket_address_print(addr, &a); |
4ff9bc2e LP |
505 | if (r < 0) |
506 | return log_error_errno(r, "socket_address_print(): %m"); | |
fdfccdbc | 507 | |
8201af08 | 508 | r = socknameinfo_pretty(&addr->sockaddr, addr->size, &b); |
4ff9bc2e LP |
509 | if (r < 0) |
510 | return log_error_errno(r, "Resolving hostname failed: %m"); | |
8201af08 | 511 | |
0e72da6f ZJS |
512 | log_debug("Accepted %s %s connection from %s", |
513 | type, | |
a4817536 | 514 | af_to_ipv4_ipv6(socket_address_family(addr)), |
0e72da6f | 515 | a); |
cc64d017 | 516 | |
8201af08 | 517 | *hostname = b; |
4ff9bc2e LP |
518 | return TAKE_FD(fd2); |
519 | } | |
8201af08 | 520 | |
fdfccdbc | 521 | default: |
4ff9bc2e LP |
522 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), |
523 | "Rejected %s connection with unsupported family %d", | |
524 | type, socket_address_family(addr)); | |
fdfccdbc | 525 | } |
cc64d017 | 526 | } |
fdfccdbc | 527 | |
4ff9bc2e LP |
528 | static int dispatch_raw_connection_event( |
529 | sd_event_source *event, | |
530 | int fd, | |
531 | uint32_t revents, | |
532 | void *userdata) { | |
533 | ||
cc64d017 | 534 | RemoteServer *s = userdata; |
1f8af042 | 535 | int fd2; |
cc64d017 ZJS |
536 | SocketAddress addr = { |
537 | .size = sizeof(union sockaddr_union), | |
538 | .type = SOCK_STREAM, | |
539 | }; | |
a7f7d1bd | 540 | char *hostname = NULL; |
fdfccdbc | 541 | |
8201af08 | 542 | fd2 = accept_connection("raw", fd, &addr, &hostname); |
4ff9bc2e LP |
543 | if (fd2 == -EAGAIN) |
544 | return 0; | |
cc64d017 ZJS |
545 | if (fd2 < 0) |
546 | return fd2; | |
fdfccdbc | 547 | |
c064d8db | 548 | return journal_remote_add_source(s, fd2, hostname, true); |
fdfccdbc | 549 | } |