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fdfccdbc ZJS |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2012 Zbigniew Jędrzejewski-Szmek | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU Lesser General Public License as published by | |
10 | the Free Software Foundation; either version 2.1 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 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
22 | #include <errno.h> | |
23 | #include <fcntl.h> | |
3f6fd1ba | 24 | #include <getopt.h> |
fdfccdbc ZJS |
25 | #include <stdio.h> |
26 | #include <stdlib.h> | |
27 | #include <string.h> | |
28 | #include <sys/prctl.h> | |
29 | #include <sys/socket.h> | |
fdfccdbc | 30 | #include <unistd.h> |
3f6fd1ba LP |
31 | |
32 | #ifdef HAVE_GNUTLS | |
33 | #include <gnutls/gnutls.h> | |
34 | #endif | |
fdfccdbc ZJS |
35 | |
36 | #include "sd-daemon.h" | |
3f6fd1ba LP |
37 | |
38 | #include "conf-parser.h" | |
4f5dd394 | 39 | #include "escape.h" |
3f6fd1ba | 40 | #include "fileio.h" |
fdfccdbc | 41 | #include "journal-file.h" |
4f5dd394 | 42 | #include "journal-remote-write.h" |
fdfccdbc | 43 | #include "journald-native.h" |
fdfccdbc | 44 | #include "macro.h" |
3f6fd1ba LP |
45 | #include "signal-util.h" |
46 | #include "socket-util.h" | |
07630cea | 47 | #include "string-util.h" |
fdfccdbc | 48 | #include "strv.h" |
3f6fd1ba | 49 | #include "journal-remote.h" |
fdfccdbc | 50 | |
8201af08 | 51 | #define REMOTE_JOURNAL_PATH "/var/log/journal/remote" |
fdfccdbc | 52 | |
799a8f39 ZJS |
53 | #define PRIV_KEY_FILE CERTIFICATE_ROOT "/private/journal-remote.pem" |
54 | #define CERT_FILE CERTIFICATE_ROOT "/certs/journal-remote.pem" | |
55 | #define TRUST_FILE CERTIFICATE_ROOT "/ca/trusted.pem" | |
ad95fd1d | 56 | |
fdfccdbc ZJS |
57 | static char* arg_url = NULL; |
58 | static char* arg_getter = NULL; | |
fdfccdbc | 59 | static char* arg_listen_raw = NULL; |
cc64d017 ZJS |
60 | static char* arg_listen_http = NULL; |
61 | static char* arg_listen_https = NULL; | |
8a8d55f2 | 62 | static char** arg_files = NULL; |
fdfccdbc ZJS |
63 | static int arg_compress = true; |
64 | static int arg_seal = false; | |
8a8d55f2 | 65 | static int http_socket = -1, https_socket = -1; |
5937a4d4 | 66 | static char** arg_gnutls_log = NULL; |
fdfccdbc | 67 | |
9ff48d09 | 68 | static JournalWriteSplitMode arg_split_mode = JOURNAL_WRITE_SPLIT_HOST; |
8201af08 ZJS |
69 | static char* arg_output = NULL; |
70 | ||
ad95fd1d ZJS |
71 | static char *arg_key = NULL; |
72 | static char *arg_cert = NULL; | |
73 | static char *arg_trust = NULL; | |
74 | static bool arg_trust_all = false; | |
cc64d017 | 75 | |
fdfccdbc ZJS |
76 | /********************************************************************** |
77 | ********************************************************************** | |
78 | **********************************************************************/ | |
79 | ||
80 | static int spawn_child(const char* child, char** argv) { | |
81 | int fd[2]; | |
82 | pid_t parent_pid, child_pid; | |
83 | int r; | |
84 | ||
4a62c710 MS |
85 | if (pipe(fd) < 0) |
86 | return log_error_errno(errno, "Failed to create pager pipe: %m"); | |
fdfccdbc ZJS |
87 | |
88 | parent_pid = getpid(); | |
89 | ||
90 | child_pid = fork(); | |
91 | if (child_pid < 0) { | |
76ef789d | 92 | r = log_error_errno(errno, "Failed to fork: %m"); |
3d94f76c | 93 | safe_close_pair(fd); |
fdfccdbc ZJS |
94 | return r; |
95 | } | |
96 | ||
97 | /* In the child */ | |
98 | if (child_pid == 0) { | |
ce30c8dc LP |
99 | |
100 | (void) reset_all_signal_handlers(); | |
101 | (void) reset_signal_mask(); | |
102 | ||
fdfccdbc ZJS |
103 | r = dup2(fd[1], STDOUT_FILENO); |
104 | if (r < 0) { | |
56f64d95 | 105 | log_error_errno(errno, "Failed to dup pipe to stdout: %m"); |
fdfccdbc ZJS |
106 | _exit(EXIT_FAILURE); |
107 | } | |
108 | ||
3d94f76c | 109 | safe_close_pair(fd); |
fdfccdbc ZJS |
110 | |
111 | /* Make sure the child goes away when the parent dies */ | |
112 | if (prctl(PR_SET_PDEATHSIG, SIGTERM) < 0) | |
113 | _exit(EXIT_FAILURE); | |
114 | ||
115 | /* Check whether our parent died before we were able | |
116 | * to set the death signal */ | |
117 | if (getppid() != parent_pid) | |
118 | _exit(EXIT_SUCCESS); | |
119 | ||
120 | execvp(child, argv); | |
56f64d95 | 121 | log_error_errno(errno, "Failed to exec child %s: %m", child); |
fdfccdbc ZJS |
122 | _exit(EXIT_FAILURE); |
123 | } | |
124 | ||
125 | r = close(fd[1]); | |
126 | if (r < 0) | |
56f64d95 | 127 | log_warning_errno(errno, "Failed to close write end of pipe: %m"); |
fdfccdbc ZJS |
128 | |
129 | return fd[0]; | |
130 | } | |
131 | ||
8201af08 | 132 | static int spawn_curl(const char* url) { |
fdfccdbc ZJS |
133 | char **argv = STRV_MAKE("curl", |
134 | "-HAccept: application/vnd.fdo.journal", | |
135 | "--silent", | |
136 | "--show-error", | |
137 | url); | |
138 | int r; | |
139 | ||
140 | r = spawn_child("curl", argv); | |
141 | if (r < 0) | |
56f64d95 | 142 | log_error_errno(errno, "Failed to spawn curl: %m"); |
fdfccdbc ZJS |
143 | return r; |
144 | } | |
145 | ||
8201af08 | 146 | static int spawn_getter(const char *getter, const char *url) { |
fdfccdbc | 147 | int r; |
c8b32e11 | 148 | _cleanup_strv_free_ char **words = NULL; |
fdfccdbc ZJS |
149 | |
150 | assert(getter); | |
8adaf7bd | 151 | r = strv_split_extract(&words, getter, WHITESPACE, EXTRACT_QUOTES); |
23bbb0de MS |
152 | if (r < 0) |
153 | return log_error_errno(r, "Failed to split getter option: %m"); | |
fdfccdbc | 154 | |
8201af08 | 155 | r = strv_extend(&words, url); |
23bbb0de MS |
156 | if (r < 0) |
157 | return log_error_errno(r, "Failed to create command line: %m"); | |
8201af08 | 158 | |
fdfccdbc ZJS |
159 | r = spawn_child(words[0], words); |
160 | if (r < 0) | |
56f64d95 | 161 | log_error_errno(errno, "Failed to spawn getter %s: %m", getter); |
fdfccdbc ZJS |
162 | |
163 | return r; | |
164 | } | |
165 | ||
9ff48d09 | 166 | #define filename_escape(s) xescape((s), "/ ") |
8201af08 ZJS |
167 | |
168 | static int open_output(Writer *w, const char* host) { | |
169 | _cleanup_free_ char *_output = NULL; | |
170 | const char *output; | |
fdfccdbc ZJS |
171 | int r; |
172 | ||
8201af08 ZJS |
173 | switch (arg_split_mode) { |
174 | case JOURNAL_WRITE_SPLIT_NONE: | |
175 | output = arg_output ?: REMOTE_JOURNAL_PATH "/remote.journal"; | |
176 | break; | |
fdfccdbc | 177 | |
8201af08 ZJS |
178 | case JOURNAL_WRITE_SPLIT_HOST: { |
179 | _cleanup_free_ char *name; | |
fdfccdbc | 180 | |
8201af08 | 181 | assert(host); |
fdfccdbc | 182 | |
8201af08 ZJS |
183 | name = filename_escape(host); |
184 | if (!name) | |
185 | return log_oom(); | |
186 | ||
187 | r = asprintf(&_output, "%s/remote-%s.journal", | |
188 | arg_output ?: REMOTE_JOURNAL_PATH, | |
189 | name); | |
fdfccdbc ZJS |
190 | if (r < 0) |
191 | return log_oom(); | |
8201af08 ZJS |
192 | |
193 | output = _output; | |
194 | break; | |
195 | } | |
196 | ||
197 | default: | |
198 | assert_not_reached("what?"); | |
fdfccdbc ZJS |
199 | } |
200 | ||
201 | r = journal_file_open_reliably(output, | |
202 | O_RDWR|O_CREAT, 0640, | |
203 | arg_compress, arg_seal, | |
8201af08 ZJS |
204 | &w->metrics, |
205 | w->mmap, | |
206 | NULL, &w->journal); | |
fdfccdbc | 207 | if (r < 0) |
c33b3297 MS |
208 | log_error_errno(r, "Failed to open output journal %s: %m", |
209 | output); | |
fdfccdbc | 210 | else |
0e72da6f | 211 | log_debug("Opened output file %s", w->journal->path); |
fdfccdbc ZJS |
212 | return r; |
213 | } | |
214 | ||
cc64d017 ZJS |
215 | /********************************************************************** |
216 | ********************************************************************** | |
217 | **********************************************************************/ | |
218 | ||
9ff48d09 | 219 | static int init_writer_hashmap(RemoteServer *s) { |
d5099efc MS |
220 | static const struct hash_ops *hash_ops[] = { |
221 | [JOURNAL_WRITE_SPLIT_NONE] = NULL, | |
222 | [JOURNAL_WRITE_SPLIT_HOST] = &string_hash_ops, | |
9ff48d09 ZJS |
223 | }; |
224 | ||
d5099efc | 225 | assert(arg_split_mode >= 0 && arg_split_mode < (int) ELEMENTSOF(hash_ops)); |
cc64d017 | 226 | |
d5099efc | 227 | s->writers = hashmap_new(hash_ops[arg_split_mode]); |
9ff48d09 ZJS |
228 | if (!s->writers) |
229 | return log_oom(); | |
230 | ||
231 | return 0; | |
232 | } | |
233 | ||
234 | static int get_writer(RemoteServer *s, const char *host, | |
235 | Writer **writer) { | |
236 | const void *key; | |
237 | _cleanup_writer_unref_ Writer *w = NULL; | |
238 | int r; | |
239 | ||
240 | switch(arg_split_mode) { | |
241 | case JOURNAL_WRITE_SPLIT_NONE: | |
242 | key = "one and only"; | |
243 | break; | |
244 | ||
245 | case JOURNAL_WRITE_SPLIT_HOST: | |
246 | assert(host); | |
247 | key = host; | |
248 | break; | |
249 | ||
250 | default: | |
251 | assert_not_reached("what split mode?"); | |
252 | } | |
253 | ||
254 | w = hashmap_get(s->writers, key); | |
255 | if (w) | |
256 | writer_ref(w); | |
257 | else { | |
258 | w = writer_new(s); | |
259 | if (!w) | |
260 | return log_oom(); | |
261 | ||
262 | if (arg_split_mode == JOURNAL_WRITE_SPLIT_HOST) { | |
263 | w->hashmap_key = strdup(key); | |
264 | if (!w->hashmap_key) | |
265 | return log_oom(); | |
266 | } | |
cc64d017 | 267 | |
9ff48d09 ZJS |
268 | r = open_output(w, host); |
269 | if (r < 0) | |
270 | return r; | |
fdfccdbc | 271 | |
9ff48d09 ZJS |
272 | r = hashmap_put(s->writers, w->hashmap_key ?: key, w); |
273 | if (r < 0) | |
274 | return r; | |
275 | } | |
fdfccdbc | 276 | |
9ff48d09 ZJS |
277 | *writer = w; |
278 | w = NULL; | |
279 | return 0; | |
280 | } | |
cc64d017 | 281 | |
9ff48d09 ZJS |
282 | /********************************************************************** |
283 | ********************************************************************** | |
284 | **********************************************************************/ | |
fdfccdbc | 285 | |
cc64d017 ZJS |
286 | /* This should go away as soon as µhttpd allows state to be passed around. */ |
287 | static RemoteServer *server; | |
288 | ||
fdfccdbc ZJS |
289 | static int dispatch_raw_source_event(sd_event_source *event, |
290 | int fd, | |
291 | uint32_t revents, | |
292 | void *userdata); | |
043945b9 ZJS |
293 | static int dispatch_raw_source_until_block(sd_event_source *event, |
294 | void *userdata); | |
70f1b2dd ZJS |
295 | static int dispatch_blocking_source_event(sd_event_source *event, |
296 | void *userdata); | |
fdfccdbc ZJS |
297 | static int dispatch_raw_connection_event(sd_event_source *event, |
298 | int fd, | |
299 | uint32_t revents, | |
300 | void *userdata); | |
cc64d017 ZJS |
301 | static int dispatch_http_event(sd_event_source *event, |
302 | int fd, | |
303 | uint32_t revents, | |
304 | void *userdata); | |
fdfccdbc | 305 | |
9ff48d09 ZJS |
306 | static int get_source_for_fd(RemoteServer *s, |
307 | int fd, char *name, RemoteSource **source) { | |
308 | Writer *writer; | |
309 | int r; | |
310 | ||
1f8af042 ZJS |
311 | /* This takes ownership of name, but only on success. */ |
312 | ||
fdfccdbc ZJS |
313 | assert(fd >= 0); |
314 | assert(source); | |
315 | ||
ca2d3784 | 316 | if (!GREEDY_REALLOC0(s->sources, s->sources_size, fd + 1)) |
fdfccdbc ZJS |
317 | return log_oom(); |
318 | ||
9ff48d09 | 319 | r = get_writer(s, name, &writer); |
eb56eb9b MS |
320 | if (r < 0) |
321 | return log_warning_errno(r, "Failed to get writer for source %s: %m", | |
322 | name); | |
9ff48d09 | 323 | |
fdfccdbc | 324 | if (s->sources[fd] == NULL) { |
9ff48d09 ZJS |
325 | s->sources[fd] = source_new(fd, false, name, writer); |
326 | if (!s->sources[fd]) { | |
327 | writer_unref(writer); | |
fdfccdbc | 328 | return log_oom(); |
9ff48d09 ZJS |
329 | } |
330 | ||
fdfccdbc ZJS |
331 | s->active++; |
332 | } | |
333 | ||
334 | *source = s->sources[fd]; | |
335 | return 0; | |
336 | } | |
337 | ||
338 | static int remove_source(RemoteServer *s, int fd) { | |
339 | RemoteSource *source; | |
340 | ||
341 | assert(s); | |
ca2d3784 | 342 | assert(fd >= 0 && fd < (ssize_t) s->sources_size); |
fdfccdbc ZJS |
343 | |
344 | source = s->sources[fd]; | |
345 | if (source) { | |
8201af08 | 346 | /* this closes fd too */ |
fdfccdbc ZJS |
347 | source_free(source); |
348 | s->sources[fd] = NULL; | |
349 | s->active--; | |
350 | } | |
351 | ||
fdfccdbc ZJS |
352 | return 0; |
353 | } | |
354 | ||
9ff48d09 | 355 | static int add_source(RemoteServer *s, int fd, char* name, bool own_name) { |
8201af08 | 356 | |
a7f7d1bd | 357 | RemoteSource *source = NULL; |
fdfccdbc ZJS |
358 | int r; |
359 | ||
1f8af042 ZJS |
360 | /* This takes ownership of name, even on failure, if own_name is true. */ |
361 | ||
fdfccdbc ZJS |
362 | assert(s); |
363 | assert(fd >= 0); | |
9ff48d09 | 364 | assert(name); |
fdfccdbc | 365 | |
9ff48d09 ZJS |
366 | if (!own_name) { |
367 | name = strdup(name); | |
368 | if (!name) | |
369 | return log_oom(); | |
370 | } | |
fdfccdbc | 371 | |
9ff48d09 | 372 | r = get_source_for_fd(s, fd, name, &source); |
fdfccdbc | 373 | if (r < 0) { |
c33b3297 MS |
374 | log_error_errno(r, "Failed to create source for fd:%d (%s): %m", |
375 | fd, name); | |
1f8af042 | 376 | free(name); |
fdfccdbc ZJS |
377 | return r; |
378 | } | |
8201af08 | 379 | |
fdfccdbc | 380 | r = sd_event_add_io(s->events, &source->event, |
8201af08 | 381 | fd, EPOLLIN|EPOLLRDHUP|EPOLLPRI, |
043945b9 ZJS |
382 | dispatch_raw_source_event, source); |
383 | if (r == 0) { | |
384 | /* Add additional source for buffer processing. It will be | |
385 | * enabled later. */ | |
386 | r = sd_event_add_defer(s->events, &source->buffer_event, | |
387 | dispatch_raw_source_until_block, source); | |
388 | if (r == 0) | |
389 | sd_event_source_set_enabled(source->buffer_event, SD_EVENT_OFF); | |
390 | } else if (r == -EPERM) { | |
70f1b2dd ZJS |
391 | log_debug("Falling back to sd_event_add_defer for fd:%d (%s)", fd, name); |
392 | r = sd_event_add_defer(s->events, &source->event, | |
393 | dispatch_blocking_source_event, source); | |
394 | if (r == 0) | |
395 | sd_event_source_set_enabled(source->event, SD_EVENT_ON); | |
396 | } | |
fdfccdbc | 397 | if (r < 0) { |
c33b3297 MS |
398 | log_error_errno(r, "Failed to register event source for fd:%d: %m", |
399 | fd); | |
fdfccdbc ZJS |
400 | goto error; |
401 | } | |
402 | ||
356779df | 403 | r = sd_event_source_set_description(source->event, name); |
43300d9d | 404 | if (r < 0) { |
da927ba9 | 405 | log_error_errno(r, "Failed to set source name for fd:%d: %m", fd); |
43300d9d ZJS |
406 | goto error; |
407 | } | |
408 | ||
fdfccdbc ZJS |
409 | return 1; /* work to do */ |
410 | ||
411 | error: | |
412 | remove_source(s, fd); | |
413 | return r; | |
414 | } | |
415 | ||
8a8d55f2 ZJS |
416 | static int add_raw_socket(RemoteServer *s, int fd) { |
417 | int r; | |
43300d9d | 418 | _cleanup_close_ int fd_ = fd; |
5ffa8c81 | 419 | char name[sizeof("raw-socket-")-1 + DECIMAL_STR_MAX(int) + 1]; |
43300d9d ZJS |
420 | |
421 | assert(fd >= 0); | |
fdfccdbc | 422 | |
8201af08 ZJS |
423 | r = sd_event_add_io(s->events, &s->listen_event, |
424 | fd, EPOLLIN, | |
fdfccdbc | 425 | dispatch_raw_connection_event, s); |
43300d9d | 426 | if (r < 0) |
fdfccdbc | 427 | return r; |
fdfccdbc | 428 | |
5ffa8c81 | 429 | xsprintf(name, "raw-socket-%d", fd); |
43300d9d | 430 | |
356779df | 431 | r = sd_event_source_set_description(s->listen_event, name); |
43300d9d ZJS |
432 | if (r < 0) |
433 | return r; | |
434 | ||
435 | fd_ = -1; | |
fdfccdbc ZJS |
436 | s->active ++; |
437 | return 0; | |
438 | } | |
439 | ||
8a8d55f2 ZJS |
440 | static int setup_raw_socket(RemoteServer *s, const char *address) { |
441 | int fd; | |
442 | ||
443 | fd = make_socket_fd(LOG_INFO, address, SOCK_STREAM | SOCK_CLOEXEC); | |
444 | if (fd < 0) | |
445 | return fd; | |
446 | ||
447 | return add_raw_socket(s, fd); | |
448 | } | |
449 | ||
8201af08 ZJS |
450 | /********************************************************************** |
451 | ********************************************************************** | |
452 | **********************************************************************/ | |
453 | ||
9ce998b9 | 454 | static int request_meta(void **connection_cls, int fd, char *hostname) { |
cc64d017 | 455 | RemoteSource *source; |
9ff48d09 ZJS |
456 | Writer *writer; |
457 | int r; | |
cc64d017 ZJS |
458 | |
459 | assert(connection_cls); | |
9ff48d09 | 460 | if (*connection_cls) |
9ce998b9 | 461 | return 0; |
9ff48d09 ZJS |
462 | |
463 | r = get_writer(server, hostname, &writer); | |
eb56eb9b MS |
464 | if (r < 0) |
465 | return log_warning_errno(r, "Failed to get writer for source %s: %m", | |
466 | hostname); | |
cc64d017 | 467 | |
9ff48d09 | 468 | source = source_new(fd, true, hostname, writer); |
8201af08 | 469 | if (!source) { |
9ff48d09 | 470 | writer_unref(writer); |
9ce998b9 | 471 | return log_oom(); |
8201af08 ZJS |
472 | } |
473 | ||
cc64d017 ZJS |
474 | log_debug("Added RemoteSource as connection metadata %p", source); |
475 | ||
476 | *connection_cls = source; | |
9ce998b9 | 477 | return 0; |
cc64d017 ZJS |
478 | } |
479 | ||
480 | static void request_meta_free(void *cls, | |
481 | struct MHD_Connection *connection, | |
482 | void **connection_cls, | |
483 | enum MHD_RequestTerminationCode toe) { | |
484 | RemoteSource *s; | |
485 | ||
486 | assert(connection_cls); | |
487 | s = *connection_cls; | |
488 | ||
9ce998b9 ZJS |
489 | if (s) { |
490 | log_debug("Cleaning up connection metadata %p", s); | |
491 | source_free(s); | |
492 | *connection_cls = NULL; | |
493 | } | |
cc64d017 ZJS |
494 | } |
495 | ||
496 | static int process_http_upload( | |
497 | struct MHD_Connection *connection, | |
498 | const char *upload_data, | |
499 | size_t *upload_data_size, | |
500 | RemoteSource *source) { | |
501 | ||
8201af08 | 502 | bool finished = false; |
4a0a6ac0 | 503 | size_t remaining; |
9ff48d09 | 504 | int r; |
cc64d017 ZJS |
505 | |
506 | assert(source); | |
507 | ||
cb41ff29 ZJS |
508 | log_trace("%s: connection %p, %zu bytes", |
509 | __func__, connection, *upload_data_size); | |
cc64d017 ZJS |
510 | |
511 | if (*upload_data_size) { | |
cb41ff29 | 512 | log_trace("Received %zu bytes", *upload_data_size); |
cc64d017 ZJS |
513 | |
514 | r = push_data(source, upload_data, *upload_data_size); | |
851d4e2a | 515 | if (r < 0) |
e7216d11 | 516 | return mhd_respond_oom(connection); |
851d4e2a | 517 | |
cc64d017 ZJS |
518 | *upload_data_size = 0; |
519 | } else | |
520 | finished = true; | |
521 | ||
57255510 | 522 | for (;;) { |
9ff48d09 | 523 | r = process_source(source, arg_compress, arg_seal); |
ff55c3c7 | 524 | if (r == -EAGAIN) |
cc64d017 ZJS |
525 | break; |
526 | else if (r < 0) { | |
527 | log_warning("Failed to process data for connection %p", connection); | |
851d4e2a ZJS |
528 | if (r == -E2BIG) |
529 | return mhd_respondf(connection, | |
530 | MHD_HTTP_REQUEST_ENTITY_TOO_LARGE, | |
531 | "Entry is too large, maximum is %u bytes.\n", | |
532 | DATA_SIZE_MAX); | |
533 | else | |
534 | return mhd_respondf(connection, | |
535 | MHD_HTTP_UNPROCESSABLE_ENTITY, | |
536 | "Processing failed: %s.", strerror(-r)); | |
cc64d017 ZJS |
537 | } |
538 | } | |
539 | ||
540 | if (!finished) | |
541 | return MHD_YES; | |
542 | ||
543 | /* The upload is finished */ | |
544 | ||
4a0a6ac0 ZJS |
545 | remaining = source_non_empty(source); |
546 | if (remaining > 0) { | |
547 | log_warning("Premature EOFbyte. %zu bytes lost.", remaining); | |
548 | return mhd_respondf(connection, MHD_HTTP_EXPECTATION_FAILED, | |
549 | "Premature EOF. %zu bytes of trailing data not processed.", | |
550 | remaining); | |
cc64d017 ZJS |
551 | } |
552 | ||
e7216d11 | 553 | return mhd_respond(connection, MHD_HTTP_ACCEPTED, "OK.\n"); |
cc64d017 ZJS |
554 | }; |
555 | ||
556 | static int request_handler( | |
557 | void *cls, | |
558 | struct MHD_Connection *connection, | |
559 | const char *url, | |
560 | const char *method, | |
561 | const char *version, | |
562 | const char *upload_data, | |
563 | size_t *upload_data_size, | |
564 | void **connection_cls) { | |
565 | ||
566 | const char *header; | |
8201af08 | 567 | int r, code, fd; |
9ff48d09 | 568 | _cleanup_free_ char *hostname = NULL; |
cc64d017 ZJS |
569 | |
570 | assert(connection); | |
571 | assert(connection_cls); | |
572 | assert(url); | |
573 | assert(method); | |
574 | ||
cb41ff29 | 575 | log_trace("Handling a connection %s %s %s", method, url, version); |
cc64d017 ZJS |
576 | |
577 | if (*connection_cls) | |
578 | return process_http_upload(connection, | |
579 | upload_data, upload_data_size, | |
580 | *connection_cls); | |
581 | ||
582 | if (!streq(method, "POST")) | |
e7216d11 ZJS |
583 | return mhd_respond(connection, MHD_HTTP_METHOD_NOT_ACCEPTABLE, |
584 | "Unsupported method.\n"); | |
cc64d017 ZJS |
585 | |
586 | if (!streq(url, "/upload")) | |
e7216d11 ZJS |
587 | return mhd_respond(connection, MHD_HTTP_NOT_FOUND, |
588 | "Not found.\n"); | |
cc64d017 ZJS |
589 | |
590 | header = MHD_lookup_connection_value(connection, | |
591 | MHD_HEADER_KIND, "Content-Type"); | |
592 | if (!header || !streq(header, "application/vnd.fdo.journal")) | |
e7216d11 ZJS |
593 | return mhd_respond(connection, MHD_HTTP_UNSUPPORTED_MEDIA_TYPE, |
594 | "Content-Type: application/vnd.fdo.journal" | |
595 | " is required.\n"); | |
cc64d017 | 596 | |
8201af08 ZJS |
597 | { |
598 | const union MHD_ConnectionInfo *ci; | |
599 | ||
600 | ci = MHD_get_connection_info(connection, | |
601 | MHD_CONNECTION_INFO_CONNECTION_FD); | |
602 | if (!ci) { | |
603 | log_error("MHD_get_connection_info failed: cannot get remote fd"); | |
604 | return mhd_respond(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, | |
605 | "Cannot check remote address"); | |
8201af08 ZJS |
606 | } |
607 | ||
608 | fd = ci->connect_fd; | |
609 | assert(fd >= 0); | |
610 | } | |
611 | ||
ad95fd1d | 612 | if (server->check_trust) { |
8201af08 | 613 | r = check_permissions(connection, &code, &hostname); |
cc64d017 ZJS |
614 | if (r < 0) |
615 | return code; | |
8201af08 ZJS |
616 | } else { |
617 | r = getnameinfo_pretty(fd, &hostname); | |
1f6b4113 | 618 | if (r < 0) |
8201af08 ZJS |
619 | return mhd_respond(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, |
620 | "Cannot check remote hostname"); | |
cc64d017 ZJS |
621 | } |
622 | ||
8201af08 ZJS |
623 | assert(hostname); |
624 | ||
9ce998b9 ZJS |
625 | r = request_meta(connection_cls, fd, hostname); |
626 | if (r == -ENOMEM) | |
cc64d017 | 627 | return respond_oom(connection); |
9ce998b9 ZJS |
628 | else if (r < 0) |
629 | return mhd_respond(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, | |
630 | strerror(-r)); | |
631 | ||
9ff48d09 | 632 | hostname = NULL; |
cc64d017 ZJS |
633 | return MHD_YES; |
634 | } | |
635 | ||
ad95fd1d ZJS |
636 | static int setup_microhttpd_server(RemoteServer *s, |
637 | int fd, | |
638 | const char *key, | |
639 | const char *cert, | |
640 | const char *trust) { | |
cc64d017 ZJS |
641 | struct MHD_OptionItem opts[] = { |
642 | { MHD_OPTION_NOTIFY_COMPLETED, (intptr_t) request_meta_free}, | |
643 | { MHD_OPTION_EXTERNAL_LOGGER, (intptr_t) microhttpd_logger}, | |
644 | { MHD_OPTION_LISTEN_SOCKET, fd}, | |
645 | { MHD_OPTION_END}, | |
646 | { MHD_OPTION_END}, | |
647 | { MHD_OPTION_END}, | |
648 | { MHD_OPTION_END}}; | |
649 | int opts_pos = 3; | |
650 | int flags = | |
651 | MHD_USE_DEBUG | | |
ef08ced6 | 652 | MHD_USE_DUAL_STACK | |
cc64d017 | 653 | MHD_USE_EPOLL_LINUX_ONLY | |
ef08ced6 LP |
654 | MHD_USE_PEDANTIC_CHECKS | |
655 | MHD_USE_PIPE_FOR_SHUTDOWN; | |
cc64d017 ZJS |
656 | |
657 | const union MHD_DaemonInfo *info; | |
658 | int r, epoll_fd; | |
659 | MHDDaemonWrapper *d; | |
660 | ||
661 | assert(fd >= 0); | |
662 | ||
663 | r = fd_nonblock(fd, true); | |
f647962d MS |
664 | if (r < 0) |
665 | return log_error_errno(r, "Failed to make fd:%d nonblocking: %m", fd); | |
cc64d017 | 666 | |
ad95fd1d ZJS |
667 | if (key) { |
668 | assert(cert); | |
669 | ||
cc64d017 | 670 | opts[opts_pos++] = (struct MHD_OptionItem) |
ad95fd1d | 671 | {MHD_OPTION_HTTPS_MEM_KEY, 0, (char*) key}; |
cc64d017 | 672 | opts[opts_pos++] = (struct MHD_OptionItem) |
ad95fd1d | 673 | {MHD_OPTION_HTTPS_MEM_CERT, 0, (char*) cert}; |
cc64d017 ZJS |
674 | |
675 | flags |= MHD_USE_SSL; | |
676 | ||
ad95fd1d | 677 | if (trust) |
cc64d017 | 678 | opts[opts_pos++] = (struct MHD_OptionItem) |
ad95fd1d | 679 | {MHD_OPTION_HTTPS_MEM_TRUST, 0, (char*) trust}; |
cc64d017 ZJS |
680 | } |
681 | ||
682 | d = new(MHDDaemonWrapper, 1); | |
683 | if (!d) | |
684 | return log_oom(); | |
685 | ||
686 | d->fd = (uint64_t) fd; | |
687 | ||
688 | d->daemon = MHD_start_daemon(flags, 0, | |
689 | NULL, NULL, | |
690 | request_handler, NULL, | |
691 | MHD_OPTION_ARRAY, opts, | |
692 | MHD_OPTION_END); | |
693 | if (!d->daemon) { | |
694 | log_error("Failed to start µhttp daemon"); | |
695 | r = -EINVAL; | |
696 | goto error; | |
697 | } | |
698 | ||
699 | log_debug("Started MHD %s daemon on fd:%d (wrapper @ %p)", | |
ad95fd1d | 700 | key ? "HTTPS" : "HTTP", fd, d); |
cc64d017 ZJS |
701 | |
702 | ||
703 | info = MHD_get_daemon_info(d->daemon, MHD_DAEMON_INFO_EPOLL_FD_LINUX_ONLY); | |
704 | if (!info) { | |
705 | log_error("µhttp returned NULL daemon info"); | |
15411c0c | 706 | r = -EOPNOTSUPP; |
cc64d017 ZJS |
707 | goto error; |
708 | } | |
709 | ||
710 | epoll_fd = info->listen_fd; | |
711 | if (epoll_fd < 0) { | |
712 | log_error("µhttp epoll fd is invalid"); | |
713 | r = -EUCLEAN; | |
714 | goto error; | |
715 | } | |
716 | ||
717 | r = sd_event_add_io(s->events, &d->event, | |
8201af08 ZJS |
718 | epoll_fd, EPOLLIN, |
719 | dispatch_http_event, d); | |
cc64d017 | 720 | if (r < 0) { |
da927ba9 | 721 | log_error_errno(r, "Failed to add event callback: %m"); |
cc64d017 ZJS |
722 | goto error; |
723 | } | |
724 | ||
356779df | 725 | r = sd_event_source_set_description(d->event, "epoll-fd"); |
43300d9d | 726 | if (r < 0) { |
da927ba9 | 727 | log_error_errno(r, "Failed to set source name: %m"); |
43300d9d ZJS |
728 | goto error; |
729 | } | |
730 | ||
d5099efc | 731 | r = hashmap_ensure_allocated(&s->daemons, &uint64_hash_ops); |
cc64d017 ZJS |
732 | if (r < 0) { |
733 | log_oom(); | |
734 | goto error; | |
735 | } | |
736 | ||
737 | r = hashmap_put(s->daemons, &d->fd, d); | |
738 | if (r < 0) { | |
da927ba9 | 739 | log_error_errno(r, "Failed to add daemon to hashmap: %m"); |
cc64d017 ZJS |
740 | goto error; |
741 | } | |
742 | ||
743 | s->active ++; | |
744 | return 0; | |
745 | ||
746 | error: | |
747 | MHD_stop_daemon(d->daemon); | |
748 | free(d->daemon); | |
749 | free(d); | |
750 | return r; | |
751 | } | |
752 | ||
753 | static int setup_microhttpd_socket(RemoteServer *s, | |
754 | const char *address, | |
ad95fd1d ZJS |
755 | const char *key, |
756 | const char *cert, | |
757 | const char *trust) { | |
cc64d017 ZJS |
758 | int fd; |
759 | ||
0e72da6f | 760 | fd = make_socket_fd(LOG_DEBUG, address, SOCK_STREAM | SOCK_CLOEXEC); |
cc64d017 ZJS |
761 | if (fd < 0) |
762 | return fd; | |
763 | ||
ad95fd1d | 764 | return setup_microhttpd_server(s, fd, key, cert, trust); |
cc64d017 ZJS |
765 | } |
766 | ||
767 | static int dispatch_http_event(sd_event_source *event, | |
768 | int fd, | |
769 | uint32_t revents, | |
770 | void *userdata) { | |
771 | MHDDaemonWrapper *d = userdata; | |
772 | int r; | |
773 | ||
774 | assert(d); | |
775 | ||
cc64d017 ZJS |
776 | r = MHD_run(d->daemon); |
777 | if (r == MHD_NO) { | |
778 | log_error("MHD_run failed!"); | |
779 | // XXX: unregister daemon | |
780 | return -EINVAL; | |
781 | } | |
782 | ||
783 | return 1; /* work to do */ | |
784 | } | |
785 | ||
fdfccdbc ZJS |
786 | /********************************************************************** |
787 | ********************************************************************** | |
788 | **********************************************************************/ | |
789 | ||
fdfccdbc | 790 | static int setup_signals(RemoteServer *s) { |
fdfccdbc ZJS |
791 | int r; |
792 | ||
793 | assert(s); | |
794 | ||
72c0a2c2 | 795 | assert_se(sigprocmask_many(SIG_SETMASK, NULL, SIGINT, SIGTERM, -1) >= 0); |
fdfccdbc | 796 | |
43300d9d ZJS |
797 | r = sd_event_add_signal(s->events, &s->sigterm_event, SIGTERM, NULL, s); |
798 | if (r < 0) | |
799 | return r; | |
800 | ||
43300d9d | 801 | r = sd_event_add_signal(s->events, &s->sigint_event, SIGINT, NULL, s); |
fdfccdbc ZJS |
802 | if (r < 0) |
803 | return r; | |
804 | ||
fdfccdbc ZJS |
805 | return 0; |
806 | } | |
807 | ||
42b6bf75 ZJS |
808 | static int negative_fd(const char *spec) { |
809 | /* Return a non-positive number as its inverse, -EINVAL otherwise. */ | |
810 | ||
8a8d55f2 ZJS |
811 | int fd, r; |
812 | ||
813 | r = safe_atoi(spec, &fd); | |
814 | if (r < 0) | |
815 | return r; | |
816 | ||
42b6bf75 ZJS |
817 | if (fd > 0) |
818 | return -EINVAL; | |
819 | else | |
820 | return -fd; | |
8a8d55f2 ZJS |
821 | } |
822 | ||
ad95fd1d ZJS |
823 | static int remoteserver_init(RemoteServer *s, |
824 | const char* key, | |
825 | const char* cert, | |
826 | const char* trust) { | |
fdfccdbc | 827 | int r, n, fd; |
8a8d55f2 | 828 | char **file; |
fdfccdbc ZJS |
829 | |
830 | assert(s); | |
831 | ||
ad95fd1d ZJS |
832 | if ((arg_listen_raw || arg_listen_http) && trust) { |
833 | log_error("Option --trust makes all non-HTTPS connections untrusted."); | |
834 | return -EINVAL; | |
835 | } | |
836 | ||
b1604b34 | 837 | r = sd_event_default(&s->events); |
23bbb0de MS |
838 | if (r < 0) |
839 | return log_error_errno(r, "Failed to allocate event loop: %m"); | |
fdfccdbc ZJS |
840 | |
841 | setup_signals(s); | |
842 | ||
cc64d017 ZJS |
843 | assert(server == NULL); |
844 | server = s; | |
845 | ||
22259a00 JL |
846 | r = init_writer_hashmap(s); |
847 | if (r < 0) | |
848 | return r; | |
849 | ||
fdfccdbc | 850 | n = sd_listen_fds(true); |
eb56eb9b MS |
851 | if (n < 0) |
852 | return log_error_errno(n, "Failed to read listening file descriptors from environment: %m"); | |
853 | else | |
0e72da6f | 854 | log_debug("Received %d descriptors", n); |
fdfccdbc | 855 | |
8a8d55f2 ZJS |
856 | if (MAX(http_socket, https_socket) >= SD_LISTEN_FDS_START + n) { |
857 | log_error("Received fewer sockets than expected"); | |
858 | return -EBADFD; | |
859 | } | |
860 | ||
fdfccdbc | 861 | for (fd = SD_LISTEN_FDS_START; fd < SD_LISTEN_FDS_START + n; fd++) { |
42b6bf75 | 862 | if (sd_is_socket(fd, AF_UNSPEC, 0, true)) { |
0e72da6f | 863 | log_debug("Received a listening socket (fd:%d)", fd); |
8a8d55f2 ZJS |
864 | |
865 | if (fd == http_socket) | |
ad95fd1d | 866 | r = setup_microhttpd_server(s, fd, NULL, NULL, NULL); |
8a8d55f2 | 867 | else if (fd == https_socket) |
ad95fd1d | 868 | r = setup_microhttpd_server(s, fd, key, cert, trust); |
8a8d55f2 ZJS |
869 | else |
870 | r = add_raw_socket(s, fd); | |
42b6bf75 | 871 | } else if (sd_is_socket(fd, AF_UNSPEC, 0, false)) { |
9ff48d09 | 872 | char *hostname; |
8201af08 ZJS |
873 | |
874 | r = getnameinfo_pretty(fd, &hostname); | |
23bbb0de MS |
875 | if (r < 0) |
876 | return log_error_errno(r, "Failed to retrieve remote name: %m"); | |
8201af08 | 877 | |
0e72da6f | 878 | log_debug("Received a connection socket (fd:%d) from %s", fd, hostname); |
fdfccdbc | 879 | |
9ff48d09 | 880 | r = add_source(s, fd, hostname, true); |
fdfccdbc ZJS |
881 | } else { |
882 | log_error("Unknown socket passed on fd:%d", fd); | |
8a8d55f2 | 883 | |
fdfccdbc ZJS |
884 | return -EINVAL; |
885 | } | |
8a8d55f2 | 886 | |
23bbb0de MS |
887 | if (r < 0) |
888 | return log_error_errno(r, "Failed to register socket (fd:%d): %m", | |
889 | fd); | |
fdfccdbc ZJS |
890 | } |
891 | ||
892 | if (arg_url) { | |
8201af08 ZJS |
893 | const char *url, *hostname; |
894 | ||
63c372cb | 895 | url = strjoina(arg_url, "/entries"); |
fdfccdbc ZJS |
896 | |
897 | if (arg_getter) { | |
898 | log_info("Spawning getter %s...", url); | |
899 | fd = spawn_getter(arg_getter, url); | |
900 | } else { | |
901 | log_info("Spawning curl %s...", url); | |
902 | fd = spawn_curl(url); | |
903 | } | |
904 | if (fd < 0) | |
905 | return fd; | |
906 | ||
8201af08 ZJS |
907 | hostname = |
908 | startswith(arg_url, "https://") ?: | |
909 | startswith(arg_url, "http://") ?: | |
910 | arg_url; | |
911 | ||
9ff48d09 | 912 | r = add_source(s, fd, (char*) hostname, false); |
fdfccdbc ZJS |
913 | if (r < 0) |
914 | return r; | |
fdfccdbc ZJS |
915 | } |
916 | ||
917 | if (arg_listen_raw) { | |
0e72da6f | 918 | log_debug("Listening on a socket..."); |
fdfccdbc ZJS |
919 | r = setup_raw_socket(s, arg_listen_raw); |
920 | if (r < 0) | |
921 | return r; | |
fdfccdbc ZJS |
922 | } |
923 | ||
cc64d017 | 924 | if (arg_listen_http) { |
ad95fd1d | 925 | r = setup_microhttpd_socket(s, arg_listen_http, NULL, NULL, NULL); |
cc64d017 ZJS |
926 | if (r < 0) |
927 | return r; | |
cc64d017 ZJS |
928 | } |
929 | ||
930 | if (arg_listen_https) { | |
ad95fd1d | 931 | r = setup_microhttpd_socket(s, arg_listen_https, key, cert, trust); |
cc64d017 ZJS |
932 | if (r < 0) |
933 | return r; | |
cc64d017 ZJS |
934 | } |
935 | ||
8a8d55f2 | 936 | STRV_FOREACH(file, arg_files) { |
40780a62 ZJS |
937 | const char *output_name; |
938 | ||
8a8d55f2 | 939 | if (streq(*file, "-")) { |
0e72da6f | 940 | log_debug("Using standard input as source."); |
8a8d55f2 ZJS |
941 | |
942 | fd = STDIN_FILENO; | |
943 | output_name = "stdin"; | |
944 | } else { | |
0e72da6f | 945 | log_debug("Reading file %s...", *file); |
8a8d55f2 ZJS |
946 | |
947 | fd = open(*file, O_RDONLY|O_CLOEXEC|O_NOCTTY|O_NONBLOCK); | |
4a62c710 MS |
948 | if (fd < 0) |
949 | return log_error_errno(errno, "Failed to open %s: %m", *file); | |
8a8d55f2 ZJS |
950 | output_name = *file; |
951 | } | |
952 | ||
9ff48d09 | 953 | r = add_source(s, fd, (char*) output_name, false); |
fdfccdbc ZJS |
954 | if (r < 0) |
955 | return r; | |
fdfccdbc ZJS |
956 | } |
957 | ||
958 | if (s->active == 0) { | |
f823da67 | 959 | log_error("Zero sources specified"); |
fdfccdbc ZJS |
960 | return -EINVAL; |
961 | } | |
962 | ||
8201af08 ZJS |
963 | if (arg_split_mode == JOURNAL_WRITE_SPLIT_NONE) { |
964 | /* In this case we know what the writer will be | |
965 | called, so we can create it and verify that we can | |
966 | create output as expected. */ | |
9ff48d09 | 967 | r = get_writer(s, NULL, &s->_single_writer); |
8201af08 ZJS |
968 | if (r < 0) |
969 | return r; | |
970 | } | |
971 | ||
972 | return 0; | |
fdfccdbc ZJS |
973 | } |
974 | ||
9ff48d09 | 975 | static void server_destroy(RemoteServer *s) { |
ca2d3784 | 976 | size_t i; |
cc64d017 | 977 | MHDDaemonWrapper *d; |
fdfccdbc | 978 | |
cc64d017 ZJS |
979 | while ((d = hashmap_steal_first(s->daemons))) { |
980 | MHD_stop_daemon(d->daemon); | |
981 | sd_event_source_unref(d->event); | |
982 | free(d); | |
983 | } | |
984 | ||
985 | hashmap_free(s->daemons); | |
986 | ||
fdfccdbc | 987 | assert(s->sources_size == 0 || s->sources); |
cc64d017 | 988 | for (i = 0; i < s->sources_size; i++) |
fdfccdbc | 989 | remove_source(s, i); |
fdfccdbc ZJS |
990 | free(s->sources); |
991 | ||
9ff48d09 ZJS |
992 | writer_unref(s->_single_writer); |
993 | hashmap_free(s->writers); | |
994 | ||
fdfccdbc ZJS |
995 | sd_event_source_unref(s->sigterm_event); |
996 | sd_event_source_unref(s->sigint_event); | |
997 | sd_event_source_unref(s->listen_event); | |
998 | sd_event_unref(s->events); | |
999 | ||
1000 | /* fds that we're listening on remain open... */ | |
fdfccdbc ZJS |
1001 | } |
1002 | ||
1003 | /********************************************************************** | |
1004 | ********************************************************************** | |
1005 | **********************************************************************/ | |
1006 | ||
043945b9 ZJS |
1007 | static int handle_raw_source(sd_event_source *event, |
1008 | int fd, | |
1009 | uint32_t revents, | |
1010 | RemoteServer *s) { | |
fdfccdbc | 1011 | |
fdfccdbc ZJS |
1012 | RemoteSource *source; |
1013 | int r; | |
1014 | ||
043945b9 ZJS |
1015 | /* Returns 1 if there might be more data pending, |
1016 | * 0 if data is currently exhausted, negative on error. | |
1017 | */ | |
1018 | ||
ca2d3784 | 1019 | assert(fd >= 0 && fd < (ssize_t) s->sources_size); |
fdfccdbc ZJS |
1020 | source = s->sources[fd]; |
1021 | assert(source->fd == fd); | |
1022 | ||
9ff48d09 | 1023 | r = process_source(source, arg_compress, arg_seal); |
fdfccdbc | 1024 | if (source->state == STATE_EOF) { |
4a0a6ac0 ZJS |
1025 | size_t remaining; |
1026 | ||
0e72da6f ZJS |
1027 | log_debug("EOF reached with source fd:%d (%s)", |
1028 | source->fd, source->name); | |
4a0a6ac0 ZJS |
1029 | |
1030 | remaining = source_non_empty(source); | |
1031 | if (remaining > 0) | |
0e72da6f | 1032 | log_notice("Premature EOF. %zu bytes lost.", remaining); |
fdfccdbc | 1033 | remove_source(s, source->fd); |
0e72da6f | 1034 | log_debug("%zu active sources remaining", s->active); |
8201af08 | 1035 | return 0; |
fdfccdbc | 1036 | } else if (r == -E2BIG) { |
0e72da6f | 1037 | log_notice_errno(E2BIG, "Entry too big, skipped"); |
8201af08 | 1038 | return 1; |
ff55c3c7 | 1039 | } else if (r == -EAGAIN) { |
8201af08 ZJS |
1040 | return 0; |
1041 | } else if (r < 0) { | |
0e72da6f | 1042 | log_debug_errno(r, "Closing connection: %m"); |
8201af08 ZJS |
1043 | remove_source(server, fd); |
1044 | return 0; | |
1045 | } else | |
1046 | return 1; | |
fdfccdbc ZJS |
1047 | } |
1048 | ||
043945b9 ZJS |
1049 | static int dispatch_raw_source_until_block(sd_event_source *event, |
1050 | void *userdata) { | |
1051 | RemoteSource *source = userdata; | |
1052 | int r; | |
1053 | ||
1054 | /* Make sure event stays around even if source is destroyed */ | |
1055 | sd_event_source_ref(event); | |
1056 | ||
1057 | r = handle_raw_source(event, source->fd, EPOLLIN, server); | |
1058 | if (r != 1) | |
1059 | /* No more data for now */ | |
1060 | sd_event_source_set_enabled(event, SD_EVENT_OFF); | |
1061 | ||
1062 | sd_event_source_unref(event); | |
1063 | ||
1064 | return r; | |
1065 | } | |
1066 | ||
1067 | static int dispatch_raw_source_event(sd_event_source *event, | |
1068 | int fd, | |
1069 | uint32_t revents, | |
1070 | void *userdata) { | |
1071 | RemoteSource *source = userdata; | |
1072 | int r; | |
1073 | ||
1074 | assert(source->event); | |
1075 | assert(source->buffer_event); | |
1076 | ||
1077 | r = handle_raw_source(event, fd, EPOLLIN, server); | |
1078 | if (r == 1) | |
1079 | /* Might have more data. We need to rerun the handler | |
1080 | * until we are sure the buffer is exhausted. */ | |
1081 | sd_event_source_set_enabled(source->buffer_event, SD_EVENT_ON); | |
1082 | ||
1083 | return r; | |
1084 | } | |
1085 | ||
70f1b2dd ZJS |
1086 | static int dispatch_blocking_source_event(sd_event_source *event, |
1087 | void *userdata) { | |
1088 | RemoteSource *source = userdata; | |
1089 | ||
043945b9 | 1090 | return handle_raw_source(event, source->fd, EPOLLIN, server); |
70f1b2dd ZJS |
1091 | } |
1092 | ||
8201af08 ZJS |
1093 | static int accept_connection(const char* type, int fd, |
1094 | SocketAddress *addr, char **hostname) { | |
fdfccdbc ZJS |
1095 | int fd2, r; |
1096 | ||
cc64d017 ZJS |
1097 | log_debug("Accepting new %s connection on fd:%d", type, fd); |
1098 | fd2 = accept4(fd, &addr->sockaddr.sa, &addr->size, SOCK_NONBLOCK|SOCK_CLOEXEC); | |
4a62c710 MS |
1099 | if (fd2 < 0) |
1100 | return log_error_errno(errno, "accept() on fd:%d failed: %m", fd); | |
fdfccdbc | 1101 | |
cc64d017 | 1102 | switch(socket_address_family(addr)) { |
fdfccdbc ZJS |
1103 | case AF_INET: |
1104 | case AF_INET6: { | |
8201af08 ZJS |
1105 | _cleanup_free_ char *a = NULL; |
1106 | char *b; | |
fdfccdbc | 1107 | |
cc64d017 | 1108 | r = socket_address_print(addr, &a); |
fdfccdbc | 1109 | if (r < 0) { |
da927ba9 | 1110 | log_error_errno(r, "socket_address_print(): %m"); |
fdfccdbc ZJS |
1111 | close(fd2); |
1112 | return r; | |
1113 | } | |
1114 | ||
8201af08 ZJS |
1115 | r = socknameinfo_pretty(&addr->sockaddr, addr->size, &b); |
1116 | if (r < 0) { | |
1938ac51 | 1117 | log_error_errno(r, "Resolving hostname failed: %m"); |
8201af08 ZJS |
1118 | close(fd2); |
1119 | return r; | |
1120 | } | |
1121 | ||
0e72da6f ZJS |
1122 | log_debug("Accepted %s %s connection from %s", |
1123 | type, | |
1124 | socket_address_family(addr) == AF_INET ? "IP" : "IPv6", | |
1125 | a); | |
cc64d017 | 1126 | |
8201af08 ZJS |
1127 | *hostname = b; |
1128 | ||
cc64d017 | 1129 | return fd2; |
fdfccdbc ZJS |
1130 | }; |
1131 | default: | |
cc64d017 ZJS |
1132 | log_error("Rejected %s connection with unsupported family %d", |
1133 | type, socket_address_family(addr)); | |
fdfccdbc | 1134 | close(fd2); |
cc64d017 | 1135 | |
fdfccdbc ZJS |
1136 | return -EINVAL; |
1137 | } | |
cc64d017 | 1138 | } |
fdfccdbc | 1139 | |
cc64d017 ZJS |
1140 | static int dispatch_raw_connection_event(sd_event_source *event, |
1141 | int fd, | |
1142 | uint32_t revents, | |
1143 | void *userdata) { | |
1144 | RemoteServer *s = userdata; | |
1f8af042 | 1145 | int fd2; |
cc64d017 ZJS |
1146 | SocketAddress addr = { |
1147 | .size = sizeof(union sockaddr_union), | |
1148 | .type = SOCK_STREAM, | |
1149 | }; | |
a7f7d1bd | 1150 | char *hostname = NULL; |
fdfccdbc | 1151 | |
8201af08 | 1152 | fd2 = accept_connection("raw", fd, &addr, &hostname); |
cc64d017 ZJS |
1153 | if (fd2 < 0) |
1154 | return fd2; | |
fdfccdbc | 1155 | |
1f8af042 | 1156 | return add_source(s, fd2, hostname, true); |
cc64d017 | 1157 | } |
fdfccdbc ZJS |
1158 | |
1159 | /********************************************************************** | |
1160 | ********************************************************************** | |
1161 | **********************************************************************/ | |
1162 | ||
8201af08 ZJS |
1163 | static const char* const journal_write_split_mode_table[_JOURNAL_WRITE_SPLIT_MAX] = { |
1164 | [JOURNAL_WRITE_SPLIT_NONE] = "none", | |
1165 | [JOURNAL_WRITE_SPLIT_HOST] = "host", | |
1166 | }; | |
1167 | ||
1168 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP(journal_write_split_mode, JournalWriteSplitMode); | |
1169 | static DEFINE_CONFIG_PARSE_ENUM(config_parse_write_split_mode, | |
1170 | journal_write_split_mode, | |
1171 | JournalWriteSplitMode, | |
1172 | "Failed to parse split mode setting"); | |
1173 | ||
ad95fd1d ZJS |
1174 | static int parse_config(void) { |
1175 | const ConfigTableItem items[] = { | |
8201af08 ZJS |
1176 | { "Remote", "SplitMode", config_parse_write_split_mode, 0, &arg_split_mode }, |
1177 | { "Remote", "ServerKeyFile", config_parse_path, 0, &arg_key }, | |
1178 | { "Remote", "ServerCertificateFile", config_parse_path, 0, &arg_cert }, | |
1179 | { "Remote", "TrustedCertificateFile", config_parse_path, 0, &arg_trust }, | |
ad95fd1d | 1180 | {}}; |
ad95fd1d | 1181 | |
bf257aed JT |
1182 | return config_parse_many(PKGSYSCONFDIR "/journal-remote.conf", |
1183 | CONF_DIRS_NULSTR("systemd/journal-remote.conf"), | |
1184 | "Remote\0", config_item_table_lookup, items, | |
1185 | false, NULL); | |
ad95fd1d ZJS |
1186 | } |
1187 | ||
5c879495 | 1188 | static void help(void) { |
8a8d55f2 | 1189 | printf("%s [OPTIONS...] {FILE|-}...\n\n" |
a83f4037 | 1190 | "Write external journal events to journal file(s).\n\n" |
a7736b14 ZJS |
1191 | " -h --help Show this help\n" |
1192 | " --version Show package version\n" | |
1193 | " --url=URL Read events from systemd-journal-gatewayd at URL\n" | |
1194 | " --getter=COMMAND Read events from the output of COMMAND\n" | |
1195 | " --listen-raw=ADDR Listen for connections at ADDR\n" | |
1196 | " --listen-http=ADDR Listen for HTTP connections at ADDR\n" | |
1197 | " --listen-https=ADDR Listen for HTTPS connections at ADDR\n" | |
1198 | " -o --output=FILE|DIR Write output to FILE or DIR/external-*.journal\n" | |
1199 | " --compress[=BOOL] XZ-compress the output journal (default: yes)\n" | |
1200 | " --seal[=BOOL] Use event sealing (default: no)\n" | |
1201 | " --key=FILENAME SSL key in PEM format (default:\n" | |
1202 | " \"" PRIV_KEY_FILE "\")\n" | |
1203 | " --cert=FILENAME SSL certificate in PEM format (default:\n" | |
1204 | " \"" CERT_FILE "\")\n" | |
1205 | " --trust=FILENAME|all SSL CA certificate or disable checking (default:\n" | |
1206 | " \"" TRUST_FILE "\")\n" | |
dad29dff | 1207 | " --gnutls-log=CATEGORY...\n" |
a7736b14 ZJS |
1208 | " Specify a list of gnutls logging categories\n" |
1209 | " --split-mode=none|host How many output files to create\n" | |
fdfccdbc ZJS |
1210 | "\n" |
1211 | "Note: file descriptors from sd_listen_fds() will be consumed, too.\n" | |
1212 | , program_invocation_short_name); | |
fdfccdbc ZJS |
1213 | } |
1214 | ||
1215 | static int parse_argv(int argc, char *argv[]) { | |
1216 | enum { | |
1217 | ARG_VERSION = 0x100, | |
1218 | ARG_URL, | |
1219 | ARG_LISTEN_RAW, | |
cc64d017 ZJS |
1220 | ARG_LISTEN_HTTP, |
1221 | ARG_LISTEN_HTTPS, | |
fdfccdbc | 1222 | ARG_GETTER, |
8201af08 | 1223 | ARG_SPLIT_MODE, |
fdfccdbc | 1224 | ARG_COMPRESS, |
fdfccdbc | 1225 | ARG_SEAL, |
cc64d017 ZJS |
1226 | ARG_KEY, |
1227 | ARG_CERT, | |
1228 | ARG_TRUST, | |
5937a4d4 | 1229 | ARG_GNUTLS_LOG, |
fdfccdbc ZJS |
1230 | }; |
1231 | ||
1232 | static const struct option options[] = { | |
1233 | { "help", no_argument, NULL, 'h' }, | |
1234 | { "version", no_argument, NULL, ARG_VERSION }, | |
1235 | { "url", required_argument, NULL, ARG_URL }, | |
1236 | { "getter", required_argument, NULL, ARG_GETTER }, | |
1237 | { "listen-raw", required_argument, NULL, ARG_LISTEN_RAW }, | |
cc64d017 ZJS |
1238 | { "listen-http", required_argument, NULL, ARG_LISTEN_HTTP }, |
1239 | { "listen-https", required_argument, NULL, ARG_LISTEN_HTTPS }, | |
fdfccdbc | 1240 | { "output", required_argument, NULL, 'o' }, |
8201af08 | 1241 | { "split-mode", required_argument, NULL, ARG_SPLIT_MODE }, |
dad29dff LP |
1242 | { "compress", optional_argument, NULL, ARG_COMPRESS }, |
1243 | { "seal", optional_argument, NULL, ARG_SEAL }, | |
cc64d017 ZJS |
1244 | { "key", required_argument, NULL, ARG_KEY }, |
1245 | { "cert", required_argument, NULL, ARG_CERT }, | |
1246 | { "trust", required_argument, NULL, ARG_TRUST }, | |
5937a4d4 | 1247 | { "gnutls-log", required_argument, NULL, ARG_GNUTLS_LOG }, |
fdfccdbc ZJS |
1248 | {} |
1249 | }; | |
1250 | ||
cc64d017 | 1251 | int c, r; |
8201af08 | 1252 | bool type_a, type_b; |
fdfccdbc ZJS |
1253 | |
1254 | assert(argc >= 0); | |
1255 | assert(argv); | |
1256 | ||
1257 | while ((c = getopt_long(argc, argv, "ho:", options, NULL)) >= 0) | |
1258 | switch(c) { | |
1259 | case 'h': | |
1260 | help(); | |
1261 | return 0 /* done */; | |
1262 | ||
1263 | case ARG_VERSION: | |
3f6fd1ba | 1264 | return version(); |
fdfccdbc ZJS |
1265 | |
1266 | case ARG_URL: | |
1267 | if (arg_url) { | |
1268 | log_error("cannot currently set more than one --url"); | |
1269 | return -EINVAL; | |
1270 | } | |
1271 | ||
1272 | arg_url = optarg; | |
1273 | break; | |
1274 | ||
1275 | case ARG_GETTER: | |
1276 | if (arg_getter) { | |
1277 | log_error("cannot currently use --getter more than once"); | |
1278 | return -EINVAL; | |
1279 | } | |
1280 | ||
1281 | arg_getter = optarg; | |
1282 | break; | |
1283 | ||
1284 | case ARG_LISTEN_RAW: | |
1285 | if (arg_listen_raw) { | |
1286 | log_error("cannot currently use --listen-raw more than once"); | |
1287 | return -EINVAL; | |
1288 | } | |
1289 | ||
1290 | arg_listen_raw = optarg; | |
1291 | break; | |
1292 | ||
cc64d017 | 1293 | case ARG_LISTEN_HTTP: |
8a8d55f2 | 1294 | if (arg_listen_http || http_socket >= 0) { |
cc64d017 ZJS |
1295 | log_error("cannot currently use --listen-http more than once"); |
1296 | return -EINVAL; | |
1297 | } | |
1298 | ||
42b6bf75 | 1299 | r = negative_fd(optarg); |
8a8d55f2 ZJS |
1300 | if (r >= 0) |
1301 | http_socket = r; | |
24739b7b | 1302 | else |
8a8d55f2 | 1303 | arg_listen_http = optarg; |
cc64d017 ZJS |
1304 | break; |
1305 | ||
1306 | case ARG_LISTEN_HTTPS: | |
8a8d55f2 | 1307 | if (arg_listen_https || https_socket >= 0) { |
cc64d017 ZJS |
1308 | log_error("cannot currently use --listen-https more than once"); |
1309 | return -EINVAL; | |
1310 | } | |
1311 | ||
42b6bf75 | 1312 | r = negative_fd(optarg); |
8a8d55f2 ZJS |
1313 | if (r >= 0) |
1314 | https_socket = r; | |
24739b7b | 1315 | else |
8a8d55f2 | 1316 | arg_listen_https = optarg; |
8a8d55f2 | 1317 | |
cc64d017 ZJS |
1318 | break; |
1319 | ||
1320 | case ARG_KEY: | |
ad95fd1d | 1321 | if (arg_key) { |
cc64d017 ZJS |
1322 | log_error("Key file specified twice"); |
1323 | return -EINVAL; | |
1324 | } | |
ad95fd1d ZJS |
1325 | |
1326 | arg_key = strdup(optarg); | |
1327 | if (!arg_key) | |
1328 | return log_oom(); | |
1329 | ||
cc64d017 ZJS |
1330 | break; |
1331 | ||
1332 | case ARG_CERT: | |
ad95fd1d | 1333 | if (arg_cert) { |
cc64d017 ZJS |
1334 | log_error("Certificate file specified twice"); |
1335 | return -EINVAL; | |
1336 | } | |
ad95fd1d ZJS |
1337 | |
1338 | arg_cert = strdup(optarg); | |
1339 | if (!arg_cert) | |
1340 | return log_oom(); | |
1341 | ||
cc64d017 ZJS |
1342 | break; |
1343 | ||
1344 | case ARG_TRUST: | |
ad95fd1d ZJS |
1345 | if (arg_trust || arg_trust_all) { |
1346 | log_error("Confusing trusted CA configuration"); | |
cc64d017 ZJS |
1347 | return -EINVAL; |
1348 | } | |
ad95fd1d ZJS |
1349 | |
1350 | if (streq(optarg, "all")) | |
1351 | arg_trust_all = true; | |
1352 | else { | |
1353 | #ifdef HAVE_GNUTLS | |
1354 | arg_trust = strdup(optarg); | |
1355 | if (!arg_trust) | |
1356 | return log_oom(); | |
cc64d017 | 1357 | #else |
ad95fd1d ZJS |
1358 | log_error("Option --trust is not available."); |
1359 | return -EINVAL; | |
cc64d017 | 1360 | #endif |
ad95fd1d ZJS |
1361 | } |
1362 | ||
1363 | break; | |
cc64d017 | 1364 | |
fdfccdbc ZJS |
1365 | case 'o': |
1366 | if (arg_output) { | |
1367 | log_error("cannot use --output/-o more than once"); | |
1368 | return -EINVAL; | |
1369 | } | |
1370 | ||
1371 | arg_output = optarg; | |
1372 | break; | |
1373 | ||
8201af08 ZJS |
1374 | case ARG_SPLIT_MODE: |
1375 | arg_split_mode = journal_write_split_mode_from_string(optarg); | |
1376 | if (arg_split_mode == _JOURNAL_WRITE_SPLIT_INVALID) { | |
1377 | log_error("Invalid split mode: %s", optarg); | |
1378 | return -EINVAL; | |
1379 | } | |
1380 | break; | |
1381 | ||
fdfccdbc | 1382 | case ARG_COMPRESS: |
dad29dff LP |
1383 | if (optarg) { |
1384 | r = parse_boolean(optarg); | |
1385 | if (r < 0) { | |
1386 | log_error("Failed to parse --compress= parameter."); | |
1387 | return -EINVAL; | |
1388 | } | |
1389 | ||
1390 | arg_compress = !!r; | |
1391 | } else | |
1392 | arg_compress = true; | |
1393 | ||
fdfccdbc | 1394 | break; |
dad29dff | 1395 | |
fdfccdbc | 1396 | case ARG_SEAL: |
dad29dff LP |
1397 | if (optarg) { |
1398 | r = parse_boolean(optarg); | |
1399 | if (r < 0) { | |
1400 | log_error("Failed to parse --seal= parameter."); | |
1401 | return -EINVAL; | |
1402 | } | |
1403 | ||
1404 | arg_seal = !!r; | |
1405 | } else | |
1406 | arg_seal = true; | |
1407 | ||
fdfccdbc ZJS |
1408 | break; |
1409 | ||
5937a4d4 ZJS |
1410 | case ARG_GNUTLS_LOG: { |
1411 | #ifdef HAVE_GNUTLS | |
a2a5291b | 1412 | const char *word, *state; |
5937a4d4 ZJS |
1413 | size_t size; |
1414 | ||
1415 | FOREACH_WORD_SEPARATOR(word, size, optarg, ",", state) { | |
1416 | char *cat; | |
1417 | ||
1418 | cat = strndup(word, size); | |
1419 | if (!cat) | |
1420 | return log_oom(); | |
1421 | ||
1422 | if (strv_consume(&arg_gnutls_log, cat) < 0) | |
1423 | return log_oom(); | |
1424 | } | |
1425 | break; | |
1426 | #else | |
1427 | log_error("Option --gnutls-log is not available."); | |
1428 | return -EINVAL; | |
1429 | #endif | |
1430 | } | |
1431 | ||
fdfccdbc ZJS |
1432 | case '?': |
1433 | return -EINVAL; | |
1434 | ||
1435 | default: | |
601185b4 | 1436 | assert_not_reached("Unknown option code."); |
fdfccdbc ZJS |
1437 | } |
1438 | ||
8a8d55f2 ZJS |
1439 | if (optind < argc) |
1440 | arg_files = argv + optind; | |
fdfccdbc | 1441 | |
8201af08 ZJS |
1442 | type_a = arg_getter || !strv_isempty(arg_files); |
1443 | type_b = arg_url | |
1444 | || arg_listen_raw | |
1445 | || arg_listen_http || arg_listen_https | |
1446 | || sd_listen_fds(false) > 0; | |
1447 | if (type_a && type_b) { | |
1448 | log_error("Cannot use file input or --getter with " | |
1449 | "--arg-listen-... or socket activation."); | |
1450 | return -EINVAL; | |
1451 | } | |
1452 | if (type_a) { | |
1453 | if (!arg_output) { | |
1454 | log_error("Option --output must be specified with file input or --getter."); | |
1455 | return -EINVAL; | |
1456 | } | |
1457 | ||
1458 | arg_split_mode = JOURNAL_WRITE_SPLIT_NONE; | |
1459 | } | |
1460 | ||
1461 | if (arg_split_mode == JOURNAL_WRITE_SPLIT_NONE | |
1462 | && arg_output && is_dir(arg_output, true) > 0) { | |
1463 | log_error("For SplitMode=none, output must be a file."); | |
1464 | return -EINVAL; | |
1465 | } | |
1466 | ||
1467 | if (arg_split_mode == JOURNAL_WRITE_SPLIT_HOST | |
1468 | && arg_output && is_dir(arg_output, true) <= 0) { | |
1469 | log_error("For SplitMode=host, output must be a directory."); | |
1470 | return -EINVAL; | |
1471 | } | |
1472 | ||
1473 | log_debug("Full config: SplitMode=%s Key=%s Cert=%s Trust=%s", | |
1474 | journal_write_split_mode_to_string(arg_split_mode), | |
1475 | strna(arg_key), | |
1476 | strna(arg_cert), | |
1477 | strna(arg_trust)); | |
1478 | ||
fdfccdbc ZJS |
1479 | return 1 /* work to do */; |
1480 | } | |
1481 | ||
ad95fd1d ZJS |
1482 | static int load_certificates(char **key, char **cert, char **trust) { |
1483 | int r; | |
1484 | ||
799a8f39 | 1485 | r = read_full_file(arg_key ?: PRIV_KEY_FILE, key, NULL); |
eb56eb9b MS |
1486 | if (r < 0) |
1487 | return log_error_errno(r, "Failed to read key from file '%s': %m", | |
1488 | arg_key ?: PRIV_KEY_FILE); | |
ad95fd1d ZJS |
1489 | |
1490 | r = read_full_file(arg_cert ?: CERT_FILE, cert, NULL); | |
eb56eb9b MS |
1491 | if (r < 0) |
1492 | return log_error_errno(r, "Failed to read certificate from file '%s': %m", | |
1493 | arg_cert ?: CERT_FILE); | |
ad95fd1d ZJS |
1494 | |
1495 | if (arg_trust_all) | |
1496 | log_info("Certificate checking disabled."); | |
1497 | else { | |
1498 | r = read_full_file(arg_trust ?: TRUST_FILE, trust, NULL); | |
eb56eb9b MS |
1499 | if (r < 0) |
1500 | return log_error_errno(r, "Failed to read CA certificate file '%s': %m", | |
1501 | arg_trust ?: TRUST_FILE); | |
ad95fd1d ZJS |
1502 | } |
1503 | ||
1504 | return 0; | |
1505 | } | |
1506 | ||
fdfccdbc ZJS |
1507 | int main(int argc, char **argv) { |
1508 | RemoteServer s = {}; | |
9ff48d09 | 1509 | int r; |
ad95fd1d | 1510 | _cleanup_free_ char *key = NULL, *cert = NULL, *trust = NULL; |
fdfccdbc | 1511 | |
fdfccdbc ZJS |
1512 | log_show_color(true); |
1513 | log_parse_environment(); | |
1514 | ||
ad95fd1d ZJS |
1515 | r = parse_config(); |
1516 | if (r < 0) | |
1517 | return EXIT_FAILURE; | |
1518 | ||
fdfccdbc ZJS |
1519 | r = parse_argv(argc, argv); |
1520 | if (r <= 0) | |
1521 | return r == 0 ? EXIT_SUCCESS : EXIT_FAILURE; | |
1522 | ||
d357562c ZJS |
1523 | |
1524 | if (arg_listen_http || arg_listen_https) { | |
1525 | r = setup_gnutls_logger(arg_gnutls_log); | |
1526 | if (r < 0) | |
1527 | return EXIT_FAILURE; | |
1528 | } | |
cc64d017 | 1529 | |
8201af08 ZJS |
1530 | if (arg_listen_https || https_socket >= 0) |
1531 | if (load_certificates(&key, &cert, &trust) < 0) | |
1532 | return EXIT_FAILURE; | |
ad95fd1d ZJS |
1533 | |
1534 | if (remoteserver_init(&s, key, cert, trust) < 0) | |
fdfccdbc ZJS |
1535 | return EXIT_FAILURE; |
1536 | ||
a7736b14 ZJS |
1537 | r = sd_event_set_watchdog(s.events, true); |
1538 | if (r < 0) | |
da927ba9 | 1539 | log_error_errno(r, "Failed to enable watchdog: %m"); |
a7736b14 ZJS |
1540 | else |
1541 | log_debug("Watchdog is %s.", r > 0 ? "enabled" : "disabled"); | |
a3152e76 | 1542 | |
de0671ee ZJS |
1543 | log_debug("%s running as pid "PID_FMT, |
1544 | program_invocation_short_name, getpid()); | |
fdfccdbc ZJS |
1545 | sd_notify(false, |
1546 | "READY=1\n" | |
1547 | "STATUS=Processing requests..."); | |
1548 | ||
1549 | while (s.active) { | |
1550 | r = sd_event_get_state(s.events); | |
1551 | if (r < 0) | |
1552 | break; | |
1553 | if (r == SD_EVENT_FINISHED) | |
1554 | break; | |
1555 | ||
1556 | r = sd_event_run(s.events, -1); | |
1557 | if (r < 0) { | |
da927ba9 | 1558 | log_error_errno(r, "Failed to run event loop: %m"); |
fdfccdbc ZJS |
1559 | break; |
1560 | } | |
1561 | } | |
1562 | ||
af4ec430 LP |
1563 | sd_notifyf(false, |
1564 | "STOPPING=1\n" | |
1565 | "STATUS=Shutting down after writing %" PRIu64 " entries...", s.event_count); | |
9ff48d09 | 1566 | log_info("Finishing after writing %" PRIu64 " entries", s.event_count); |
fdfccdbc | 1567 | |
af4ec430 | 1568 | server_destroy(&s); |
fdfccdbc | 1569 | |
ad95fd1d ZJS |
1570 | free(arg_key); |
1571 | free(arg_cert); | |
1572 | free(arg_trust); | |
1573 | ||
9ff48d09 | 1574 | return r >= 0 ? EXIT_SUCCESS : EXIT_FAILURE; |
fdfccdbc | 1575 | } |