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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 | 37 | |
b5efdb8a | 38 | #include "alloc-util.h" |
3f6fd1ba | 39 | #include "conf-parser.h" |
a0f29c76 | 40 | #include "def.h" |
4f5dd394 | 41 | #include "escape.h" |
3ffd4af2 | 42 | #include "fd-util.h" |
3f6fd1ba | 43 | #include "fileio.h" |
fdfccdbc | 44 | #include "journal-file.h" |
4f5dd394 | 45 | #include "journal-remote-write.h" |
3ffd4af2 | 46 | #include "journal-remote.h" |
fdfccdbc | 47 | #include "journald-native.h" |
fdfccdbc | 48 | #include "macro.h" |
6bedfcbb | 49 | #include "parse-util.h" |
3f6fd1ba LP |
50 | #include "signal-util.h" |
51 | #include "socket-util.h" | |
8fcde012 | 52 | #include "stat-util.h" |
15a5e950 | 53 | #include "stdio-util.h" |
8b43440b | 54 | #include "string-table.h" |
07630cea | 55 | #include "string-util.h" |
fdfccdbc | 56 | #include "strv.h" |
fdfccdbc | 57 | |
8201af08 | 58 | #define REMOTE_JOURNAL_PATH "/var/log/journal/remote" |
fdfccdbc | 59 | |
799a8f39 ZJS |
60 | #define PRIV_KEY_FILE CERTIFICATE_ROOT "/private/journal-remote.pem" |
61 | #define CERT_FILE CERTIFICATE_ROOT "/certs/journal-remote.pem" | |
62 | #define TRUST_FILE CERTIFICATE_ROOT "/ca/trusted.pem" | |
ad95fd1d | 63 | |
fdfccdbc ZJS |
64 | static char* arg_url = NULL; |
65 | static char* arg_getter = NULL; | |
fdfccdbc | 66 | static char* arg_listen_raw = NULL; |
cc64d017 ZJS |
67 | static char* arg_listen_http = NULL; |
68 | static char* arg_listen_https = NULL; | |
8a8d55f2 | 69 | static char** arg_files = NULL; |
fdfccdbc ZJS |
70 | static int arg_compress = true; |
71 | static int arg_seal = false; | |
8a8d55f2 | 72 | static int http_socket = -1, https_socket = -1; |
5937a4d4 | 73 | static char** arg_gnutls_log = NULL; |
fdfccdbc | 74 | |
9ff48d09 | 75 | static JournalWriteSplitMode arg_split_mode = JOURNAL_WRITE_SPLIT_HOST; |
8201af08 ZJS |
76 | static char* arg_output = NULL; |
77 | ||
ad95fd1d ZJS |
78 | static char *arg_key = NULL; |
79 | static char *arg_cert = NULL; | |
80 | static char *arg_trust = NULL; | |
81 | static bool arg_trust_all = false; | |
cc64d017 | 82 | |
fdfccdbc ZJS |
83 | /********************************************************************** |
84 | ********************************************************************** | |
85 | **********************************************************************/ | |
86 | ||
87 | static int spawn_child(const char* child, char** argv) { | |
88 | int fd[2]; | |
89 | pid_t parent_pid, child_pid; | |
90 | int r; | |
91 | ||
4a62c710 MS |
92 | if (pipe(fd) < 0) |
93 | return log_error_errno(errno, "Failed to create pager pipe: %m"); | |
fdfccdbc ZJS |
94 | |
95 | parent_pid = getpid(); | |
96 | ||
97 | child_pid = fork(); | |
98 | if (child_pid < 0) { | |
76ef789d | 99 | r = log_error_errno(errno, "Failed to fork: %m"); |
3d94f76c | 100 | safe_close_pair(fd); |
fdfccdbc ZJS |
101 | return r; |
102 | } | |
103 | ||
104 | /* In the child */ | |
105 | if (child_pid == 0) { | |
ce30c8dc LP |
106 | |
107 | (void) reset_all_signal_handlers(); | |
108 | (void) reset_signal_mask(); | |
109 | ||
fdfccdbc ZJS |
110 | r = dup2(fd[1], STDOUT_FILENO); |
111 | if (r < 0) { | |
56f64d95 | 112 | log_error_errno(errno, "Failed to dup pipe to stdout: %m"); |
fdfccdbc ZJS |
113 | _exit(EXIT_FAILURE); |
114 | } | |
115 | ||
3d94f76c | 116 | safe_close_pair(fd); |
fdfccdbc ZJS |
117 | |
118 | /* Make sure the child goes away when the parent dies */ | |
119 | if (prctl(PR_SET_PDEATHSIG, SIGTERM) < 0) | |
120 | _exit(EXIT_FAILURE); | |
121 | ||
122 | /* Check whether our parent died before we were able | |
123 | * to set the death signal */ | |
124 | if (getppid() != parent_pid) | |
125 | _exit(EXIT_SUCCESS); | |
126 | ||
127 | execvp(child, argv); | |
56f64d95 | 128 | log_error_errno(errno, "Failed to exec child %s: %m", child); |
fdfccdbc ZJS |
129 | _exit(EXIT_FAILURE); |
130 | } | |
131 | ||
132 | r = close(fd[1]); | |
133 | if (r < 0) | |
56f64d95 | 134 | log_warning_errno(errno, "Failed to close write end of pipe: %m"); |
fdfccdbc ZJS |
135 | |
136 | return fd[0]; | |
137 | } | |
138 | ||
8201af08 | 139 | static int spawn_curl(const char* url) { |
fdfccdbc ZJS |
140 | char **argv = STRV_MAKE("curl", |
141 | "-HAccept: application/vnd.fdo.journal", | |
142 | "--silent", | |
143 | "--show-error", | |
144 | url); | |
145 | int r; | |
146 | ||
147 | r = spawn_child("curl", argv); | |
148 | if (r < 0) | |
709f6e46 | 149 | log_error_errno(r, "Failed to spawn curl: %m"); |
fdfccdbc ZJS |
150 | return r; |
151 | } | |
152 | ||
2f1acf6f | 153 | static int spawn_getter(const char *getter) { |
fdfccdbc | 154 | int r; |
c8b32e11 | 155 | _cleanup_strv_free_ char **words = NULL; |
fdfccdbc ZJS |
156 | |
157 | assert(getter); | |
8adaf7bd | 158 | r = strv_split_extract(&words, getter, WHITESPACE, EXTRACT_QUOTES); |
23bbb0de MS |
159 | if (r < 0) |
160 | return log_error_errno(r, "Failed to split getter option: %m"); | |
fdfccdbc ZJS |
161 | |
162 | r = spawn_child(words[0], words); | |
163 | if (r < 0) | |
709f6e46 | 164 | log_error_errno(r, "Failed to spawn getter %s: %m", getter); |
fdfccdbc ZJS |
165 | |
166 | return r; | |
167 | } | |
168 | ||
9ff48d09 | 169 | #define filename_escape(s) xescape((s), "/ ") |
8201af08 ZJS |
170 | |
171 | static int open_output(Writer *w, const char* host) { | |
172 | _cleanup_free_ char *_output = NULL; | |
173 | const char *output; | |
fdfccdbc ZJS |
174 | int r; |
175 | ||
8201af08 ZJS |
176 | switch (arg_split_mode) { |
177 | case JOURNAL_WRITE_SPLIT_NONE: | |
178 | output = arg_output ?: REMOTE_JOURNAL_PATH "/remote.journal"; | |
179 | break; | |
fdfccdbc | 180 | |
8201af08 ZJS |
181 | case JOURNAL_WRITE_SPLIT_HOST: { |
182 | _cleanup_free_ char *name; | |
fdfccdbc | 183 | |
8201af08 | 184 | assert(host); |
fdfccdbc | 185 | |
8201af08 ZJS |
186 | name = filename_escape(host); |
187 | if (!name) | |
188 | return log_oom(); | |
189 | ||
190 | r = asprintf(&_output, "%s/remote-%s.journal", | |
191 | arg_output ?: REMOTE_JOURNAL_PATH, | |
192 | name); | |
fdfccdbc ZJS |
193 | if (r < 0) |
194 | return log_oom(); | |
8201af08 ZJS |
195 | |
196 | output = _output; | |
197 | break; | |
198 | } | |
199 | ||
200 | default: | |
201 | assert_not_reached("what?"); | |
fdfccdbc ZJS |
202 | } |
203 | ||
204 | r = journal_file_open_reliably(output, | |
205 | O_RDWR|O_CREAT, 0640, | |
206 | arg_compress, arg_seal, | |
8201af08 ZJS |
207 | &w->metrics, |
208 | w->mmap, | |
209 | NULL, &w->journal); | |
fdfccdbc | 210 | if (r < 0) |
c33b3297 MS |
211 | log_error_errno(r, "Failed to open output journal %s: %m", |
212 | output); | |
fdfccdbc | 213 | else |
0e72da6f | 214 | log_debug("Opened output file %s", w->journal->path); |
fdfccdbc ZJS |
215 | return r; |
216 | } | |
217 | ||
cc64d017 ZJS |
218 | /********************************************************************** |
219 | ********************************************************************** | |
220 | **********************************************************************/ | |
221 | ||
9ff48d09 | 222 | static int init_writer_hashmap(RemoteServer *s) { |
d5099efc MS |
223 | static const struct hash_ops *hash_ops[] = { |
224 | [JOURNAL_WRITE_SPLIT_NONE] = NULL, | |
225 | [JOURNAL_WRITE_SPLIT_HOST] = &string_hash_ops, | |
9ff48d09 ZJS |
226 | }; |
227 | ||
d5099efc | 228 | assert(arg_split_mode >= 0 && arg_split_mode < (int) ELEMENTSOF(hash_ops)); |
cc64d017 | 229 | |
d5099efc | 230 | s->writers = hashmap_new(hash_ops[arg_split_mode]); |
9ff48d09 ZJS |
231 | if (!s->writers) |
232 | return log_oom(); | |
233 | ||
234 | return 0; | |
235 | } | |
236 | ||
237 | static int get_writer(RemoteServer *s, const char *host, | |
238 | Writer **writer) { | |
239 | const void *key; | |
240 | _cleanup_writer_unref_ Writer *w = NULL; | |
241 | int r; | |
242 | ||
243 | switch(arg_split_mode) { | |
244 | case JOURNAL_WRITE_SPLIT_NONE: | |
245 | key = "one and only"; | |
246 | break; | |
247 | ||
248 | case JOURNAL_WRITE_SPLIT_HOST: | |
249 | assert(host); | |
250 | key = host; | |
251 | break; | |
252 | ||
253 | default: | |
254 | assert_not_reached("what split mode?"); | |
255 | } | |
256 | ||
257 | w = hashmap_get(s->writers, key); | |
258 | if (w) | |
259 | writer_ref(w); | |
260 | else { | |
261 | w = writer_new(s); | |
262 | if (!w) | |
263 | return log_oom(); | |
264 | ||
265 | if (arg_split_mode == JOURNAL_WRITE_SPLIT_HOST) { | |
266 | w->hashmap_key = strdup(key); | |
267 | if (!w->hashmap_key) | |
268 | return log_oom(); | |
269 | } | |
cc64d017 | 270 | |
9ff48d09 ZJS |
271 | r = open_output(w, host); |
272 | if (r < 0) | |
273 | return r; | |
fdfccdbc | 274 | |
9ff48d09 ZJS |
275 | r = hashmap_put(s->writers, w->hashmap_key ?: key, w); |
276 | if (r < 0) | |
277 | return r; | |
278 | } | |
fdfccdbc | 279 | |
9ff48d09 ZJS |
280 | *writer = w; |
281 | w = NULL; | |
282 | return 0; | |
283 | } | |
cc64d017 | 284 | |
9ff48d09 ZJS |
285 | /********************************************************************** |
286 | ********************************************************************** | |
287 | **********************************************************************/ | |
fdfccdbc | 288 | |
cc64d017 ZJS |
289 | /* This should go away as soon as µhttpd allows state to be passed around. */ |
290 | static RemoteServer *server; | |
291 | ||
fdfccdbc ZJS |
292 | static int dispatch_raw_source_event(sd_event_source *event, |
293 | int fd, | |
294 | uint32_t revents, | |
295 | void *userdata); | |
043945b9 ZJS |
296 | static int dispatch_raw_source_until_block(sd_event_source *event, |
297 | void *userdata); | |
70f1b2dd ZJS |
298 | static int dispatch_blocking_source_event(sd_event_source *event, |
299 | void *userdata); | |
fdfccdbc ZJS |
300 | static int dispatch_raw_connection_event(sd_event_source *event, |
301 | int fd, | |
302 | uint32_t revents, | |
303 | void *userdata); | |
cc64d017 ZJS |
304 | static int dispatch_http_event(sd_event_source *event, |
305 | int fd, | |
306 | uint32_t revents, | |
307 | void *userdata); | |
fdfccdbc | 308 | |
9ff48d09 ZJS |
309 | static int get_source_for_fd(RemoteServer *s, |
310 | int fd, char *name, RemoteSource **source) { | |
311 | Writer *writer; | |
312 | int r; | |
313 | ||
1f8af042 ZJS |
314 | /* This takes ownership of name, but only on success. */ |
315 | ||
fdfccdbc ZJS |
316 | assert(fd >= 0); |
317 | assert(source); | |
318 | ||
ca2d3784 | 319 | if (!GREEDY_REALLOC0(s->sources, s->sources_size, fd + 1)) |
fdfccdbc ZJS |
320 | return log_oom(); |
321 | ||
9ff48d09 | 322 | r = get_writer(s, name, &writer); |
eb56eb9b MS |
323 | if (r < 0) |
324 | return log_warning_errno(r, "Failed to get writer for source %s: %m", | |
325 | name); | |
9ff48d09 | 326 | |
fdfccdbc | 327 | if (s->sources[fd] == NULL) { |
9ff48d09 ZJS |
328 | s->sources[fd] = source_new(fd, false, name, writer); |
329 | if (!s->sources[fd]) { | |
330 | writer_unref(writer); | |
fdfccdbc | 331 | return log_oom(); |
9ff48d09 ZJS |
332 | } |
333 | ||
fdfccdbc ZJS |
334 | s->active++; |
335 | } | |
336 | ||
337 | *source = s->sources[fd]; | |
338 | return 0; | |
339 | } | |
340 | ||
341 | static int remove_source(RemoteServer *s, int fd) { | |
342 | RemoteSource *source; | |
343 | ||
344 | assert(s); | |
ca2d3784 | 345 | assert(fd >= 0 && fd < (ssize_t) s->sources_size); |
fdfccdbc ZJS |
346 | |
347 | source = s->sources[fd]; | |
348 | if (source) { | |
8201af08 | 349 | /* this closes fd too */ |
fdfccdbc ZJS |
350 | source_free(source); |
351 | s->sources[fd] = NULL; | |
352 | s->active--; | |
353 | } | |
354 | ||
fdfccdbc ZJS |
355 | return 0; |
356 | } | |
357 | ||
9ff48d09 | 358 | static int add_source(RemoteServer *s, int fd, char* name, bool own_name) { |
8201af08 | 359 | |
a7f7d1bd | 360 | RemoteSource *source = NULL; |
fdfccdbc ZJS |
361 | int r; |
362 | ||
1f8af042 ZJS |
363 | /* This takes ownership of name, even on failure, if own_name is true. */ |
364 | ||
fdfccdbc ZJS |
365 | assert(s); |
366 | assert(fd >= 0); | |
9ff48d09 | 367 | assert(name); |
fdfccdbc | 368 | |
9ff48d09 ZJS |
369 | if (!own_name) { |
370 | name = strdup(name); | |
371 | if (!name) | |
372 | return log_oom(); | |
373 | } | |
fdfccdbc | 374 | |
9ff48d09 | 375 | r = get_source_for_fd(s, fd, name, &source); |
fdfccdbc | 376 | if (r < 0) { |
c33b3297 MS |
377 | log_error_errno(r, "Failed to create source for fd:%d (%s): %m", |
378 | fd, name); | |
1f8af042 | 379 | free(name); |
fdfccdbc ZJS |
380 | return r; |
381 | } | |
8201af08 | 382 | |
fdfccdbc | 383 | r = sd_event_add_io(s->events, &source->event, |
8201af08 | 384 | fd, EPOLLIN|EPOLLRDHUP|EPOLLPRI, |
043945b9 ZJS |
385 | dispatch_raw_source_event, source); |
386 | if (r == 0) { | |
387 | /* Add additional source for buffer processing. It will be | |
388 | * enabled later. */ | |
389 | r = sd_event_add_defer(s->events, &source->buffer_event, | |
390 | dispatch_raw_source_until_block, source); | |
391 | if (r == 0) | |
392 | sd_event_source_set_enabled(source->buffer_event, SD_EVENT_OFF); | |
393 | } else if (r == -EPERM) { | |
70f1b2dd ZJS |
394 | log_debug("Falling back to sd_event_add_defer for fd:%d (%s)", fd, name); |
395 | r = sd_event_add_defer(s->events, &source->event, | |
396 | dispatch_blocking_source_event, source); | |
397 | if (r == 0) | |
398 | sd_event_source_set_enabled(source->event, SD_EVENT_ON); | |
399 | } | |
fdfccdbc | 400 | if (r < 0) { |
c33b3297 MS |
401 | log_error_errno(r, "Failed to register event source for fd:%d: %m", |
402 | fd); | |
fdfccdbc ZJS |
403 | goto error; |
404 | } | |
405 | ||
356779df | 406 | r = sd_event_source_set_description(source->event, name); |
43300d9d | 407 | if (r < 0) { |
da927ba9 | 408 | log_error_errno(r, "Failed to set source name for fd:%d: %m", fd); |
43300d9d ZJS |
409 | goto error; |
410 | } | |
411 | ||
fdfccdbc ZJS |
412 | return 1; /* work to do */ |
413 | ||
414 | error: | |
415 | remove_source(s, fd); | |
416 | return r; | |
417 | } | |
418 | ||
8a8d55f2 ZJS |
419 | static int add_raw_socket(RemoteServer *s, int fd) { |
420 | int r; | |
43300d9d | 421 | _cleanup_close_ int fd_ = fd; |
5ffa8c81 | 422 | char name[sizeof("raw-socket-")-1 + DECIMAL_STR_MAX(int) + 1]; |
43300d9d ZJS |
423 | |
424 | assert(fd >= 0); | |
fdfccdbc | 425 | |
8201af08 ZJS |
426 | r = sd_event_add_io(s->events, &s->listen_event, |
427 | fd, EPOLLIN, | |
fdfccdbc | 428 | dispatch_raw_connection_event, s); |
43300d9d | 429 | if (r < 0) |
fdfccdbc | 430 | return r; |
fdfccdbc | 431 | |
5ffa8c81 | 432 | xsprintf(name, "raw-socket-%d", fd); |
43300d9d | 433 | |
356779df | 434 | r = sd_event_source_set_description(s->listen_event, name); |
43300d9d ZJS |
435 | if (r < 0) |
436 | return r; | |
437 | ||
438 | fd_ = -1; | |
fdfccdbc ZJS |
439 | s->active ++; |
440 | return 0; | |
441 | } | |
442 | ||
8a8d55f2 ZJS |
443 | static int setup_raw_socket(RemoteServer *s, const char *address) { |
444 | int fd; | |
445 | ||
7b7afdfc | 446 | fd = make_socket_fd(LOG_INFO, address, SOCK_STREAM, SOCK_CLOEXEC); |
8a8d55f2 ZJS |
447 | if (fd < 0) |
448 | return fd; | |
449 | ||
450 | return add_raw_socket(s, fd); | |
451 | } | |
452 | ||
8201af08 ZJS |
453 | /********************************************************************** |
454 | ********************************************************************** | |
455 | **********************************************************************/ | |
456 | ||
9ce998b9 | 457 | static int request_meta(void **connection_cls, int fd, char *hostname) { |
cc64d017 | 458 | RemoteSource *source; |
9ff48d09 ZJS |
459 | Writer *writer; |
460 | int r; | |
cc64d017 ZJS |
461 | |
462 | assert(connection_cls); | |
9ff48d09 | 463 | if (*connection_cls) |
9ce998b9 | 464 | return 0; |
9ff48d09 ZJS |
465 | |
466 | r = get_writer(server, hostname, &writer); | |
eb56eb9b MS |
467 | if (r < 0) |
468 | return log_warning_errno(r, "Failed to get writer for source %s: %m", | |
469 | hostname); | |
cc64d017 | 470 | |
9ff48d09 | 471 | source = source_new(fd, true, hostname, writer); |
8201af08 | 472 | if (!source) { |
9ff48d09 | 473 | writer_unref(writer); |
9ce998b9 | 474 | return log_oom(); |
8201af08 ZJS |
475 | } |
476 | ||
cc64d017 ZJS |
477 | log_debug("Added RemoteSource as connection metadata %p", source); |
478 | ||
479 | *connection_cls = source; | |
9ce998b9 | 480 | return 0; |
cc64d017 ZJS |
481 | } |
482 | ||
483 | static void request_meta_free(void *cls, | |
484 | struct MHD_Connection *connection, | |
485 | void **connection_cls, | |
486 | enum MHD_RequestTerminationCode toe) { | |
487 | RemoteSource *s; | |
488 | ||
489 | assert(connection_cls); | |
490 | s = *connection_cls; | |
491 | ||
9ce998b9 ZJS |
492 | if (s) { |
493 | log_debug("Cleaning up connection metadata %p", s); | |
494 | source_free(s); | |
495 | *connection_cls = NULL; | |
496 | } | |
cc64d017 ZJS |
497 | } |
498 | ||
499 | static int process_http_upload( | |
500 | struct MHD_Connection *connection, | |
501 | const char *upload_data, | |
502 | size_t *upload_data_size, | |
503 | RemoteSource *source) { | |
504 | ||
8201af08 | 505 | bool finished = false; |
4a0a6ac0 | 506 | size_t remaining; |
9ff48d09 | 507 | int r; |
cc64d017 ZJS |
508 | |
509 | assert(source); | |
510 | ||
cb41ff29 ZJS |
511 | log_trace("%s: connection %p, %zu bytes", |
512 | __func__, connection, *upload_data_size); | |
cc64d017 ZJS |
513 | |
514 | if (*upload_data_size) { | |
cb41ff29 | 515 | log_trace("Received %zu bytes", *upload_data_size); |
cc64d017 ZJS |
516 | |
517 | r = push_data(source, upload_data, *upload_data_size); | |
851d4e2a | 518 | if (r < 0) |
e7216d11 | 519 | return mhd_respond_oom(connection); |
851d4e2a | 520 | |
cc64d017 ZJS |
521 | *upload_data_size = 0; |
522 | } else | |
523 | finished = true; | |
524 | ||
57255510 | 525 | for (;;) { |
9ff48d09 | 526 | r = process_source(source, arg_compress, arg_seal); |
ff55c3c7 | 527 | if (r == -EAGAIN) |
cc64d017 ZJS |
528 | break; |
529 | else if (r < 0) { | |
530 | log_warning("Failed to process data for connection %p", connection); | |
851d4e2a ZJS |
531 | if (r == -E2BIG) |
532 | return mhd_respondf(connection, | |
533 | MHD_HTTP_REQUEST_ENTITY_TOO_LARGE, | |
534 | "Entry is too large, maximum is %u bytes.\n", | |
535 | DATA_SIZE_MAX); | |
536 | else | |
537 | return mhd_respondf(connection, | |
538 | MHD_HTTP_UNPROCESSABLE_ENTITY, | |
539 | "Processing failed: %s.", strerror(-r)); | |
cc64d017 ZJS |
540 | } |
541 | } | |
542 | ||
543 | if (!finished) | |
544 | return MHD_YES; | |
545 | ||
546 | /* The upload is finished */ | |
547 | ||
4a0a6ac0 ZJS |
548 | remaining = source_non_empty(source); |
549 | if (remaining > 0) { | |
550 | log_warning("Premature EOFbyte. %zu bytes lost.", remaining); | |
551 | return mhd_respondf(connection, MHD_HTTP_EXPECTATION_FAILED, | |
552 | "Premature EOF. %zu bytes of trailing data not processed.", | |
553 | remaining); | |
cc64d017 ZJS |
554 | } |
555 | ||
e7216d11 | 556 | return mhd_respond(connection, MHD_HTTP_ACCEPTED, "OK.\n"); |
cc64d017 ZJS |
557 | }; |
558 | ||
559 | static int request_handler( | |
560 | void *cls, | |
561 | struct MHD_Connection *connection, | |
562 | const char *url, | |
563 | const char *method, | |
564 | const char *version, | |
565 | const char *upload_data, | |
566 | size_t *upload_data_size, | |
567 | void **connection_cls) { | |
568 | ||
569 | const char *header; | |
8201af08 | 570 | int r, code, fd; |
9ff48d09 | 571 | _cleanup_free_ char *hostname = NULL; |
cc64d017 ZJS |
572 | |
573 | assert(connection); | |
574 | assert(connection_cls); | |
575 | assert(url); | |
576 | assert(method); | |
577 | ||
cb41ff29 | 578 | log_trace("Handling a connection %s %s %s", method, url, version); |
cc64d017 ZJS |
579 | |
580 | if (*connection_cls) | |
581 | return process_http_upload(connection, | |
582 | upload_data, upload_data_size, | |
583 | *connection_cls); | |
584 | ||
585 | if (!streq(method, "POST")) | |
ce7229a2 | 586 | return mhd_respond(connection, MHD_HTTP_NOT_ACCEPTABLE, |
e7216d11 | 587 | "Unsupported method.\n"); |
cc64d017 ZJS |
588 | |
589 | if (!streq(url, "/upload")) | |
e7216d11 ZJS |
590 | return mhd_respond(connection, MHD_HTTP_NOT_FOUND, |
591 | "Not found.\n"); | |
cc64d017 ZJS |
592 | |
593 | header = MHD_lookup_connection_value(connection, | |
594 | MHD_HEADER_KIND, "Content-Type"); | |
595 | if (!header || !streq(header, "application/vnd.fdo.journal")) | |
e7216d11 ZJS |
596 | return mhd_respond(connection, MHD_HTTP_UNSUPPORTED_MEDIA_TYPE, |
597 | "Content-Type: application/vnd.fdo.journal" | |
598 | " is required.\n"); | |
cc64d017 | 599 | |
8201af08 ZJS |
600 | { |
601 | const union MHD_ConnectionInfo *ci; | |
602 | ||
603 | ci = MHD_get_connection_info(connection, | |
604 | MHD_CONNECTION_INFO_CONNECTION_FD); | |
605 | if (!ci) { | |
606 | log_error("MHD_get_connection_info failed: cannot get remote fd"); | |
607 | return mhd_respond(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, | |
608 | "Cannot check remote address"); | |
8201af08 ZJS |
609 | } |
610 | ||
611 | fd = ci->connect_fd; | |
612 | assert(fd >= 0); | |
613 | } | |
614 | ||
ad95fd1d | 615 | if (server->check_trust) { |
8201af08 | 616 | r = check_permissions(connection, &code, &hostname); |
cc64d017 ZJS |
617 | if (r < 0) |
618 | return code; | |
8201af08 | 619 | } else { |
366b7db4 | 620 | r = getpeername_pretty(fd, false, &hostname); |
1f6b4113 | 621 | if (r < 0) |
8201af08 ZJS |
622 | return mhd_respond(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, |
623 | "Cannot check remote hostname"); | |
cc64d017 ZJS |
624 | } |
625 | ||
8201af08 ZJS |
626 | assert(hostname); |
627 | ||
9ce998b9 ZJS |
628 | r = request_meta(connection_cls, fd, hostname); |
629 | if (r == -ENOMEM) | |
cc64d017 | 630 | return respond_oom(connection); |
9ce998b9 ZJS |
631 | else if (r < 0) |
632 | return mhd_respond(connection, MHD_HTTP_INTERNAL_SERVER_ERROR, | |
633 | strerror(-r)); | |
634 | ||
9ff48d09 | 635 | hostname = NULL; |
cc64d017 ZJS |
636 | return MHD_YES; |
637 | } | |
638 | ||
ad95fd1d ZJS |
639 | static int setup_microhttpd_server(RemoteServer *s, |
640 | int fd, | |
641 | const char *key, | |
642 | const char *cert, | |
643 | const char *trust) { | |
cc64d017 ZJS |
644 | struct MHD_OptionItem opts[] = { |
645 | { MHD_OPTION_NOTIFY_COMPLETED, (intptr_t) request_meta_free}, | |
646 | { MHD_OPTION_EXTERNAL_LOGGER, (intptr_t) microhttpd_logger}, | |
647 | { MHD_OPTION_LISTEN_SOCKET, fd}, | |
5e3efccf | 648 | { MHD_OPTION_CONNECTION_MEMORY_LIMIT, DATA_SIZE_MAX}, |
cc64d017 ZJS |
649 | { MHD_OPTION_END}, |
650 | { MHD_OPTION_END}, | |
651 | { MHD_OPTION_END}, | |
652 | { MHD_OPTION_END}}; | |
5e3efccf | 653 | int opts_pos = 4; |
cc64d017 ZJS |
654 | int flags = |
655 | MHD_USE_DEBUG | | |
ef08ced6 | 656 | MHD_USE_DUAL_STACK | |
cc64d017 | 657 | MHD_USE_EPOLL_LINUX_ONLY | |
ef08ced6 LP |
658 | MHD_USE_PEDANTIC_CHECKS | |
659 | MHD_USE_PIPE_FOR_SHUTDOWN; | |
cc64d017 ZJS |
660 | |
661 | const union MHD_DaemonInfo *info; | |
662 | int r, epoll_fd; | |
663 | MHDDaemonWrapper *d; | |
664 | ||
665 | assert(fd >= 0); | |
666 | ||
667 | r = fd_nonblock(fd, true); | |
f647962d MS |
668 | if (r < 0) |
669 | return log_error_errno(r, "Failed to make fd:%d nonblocking: %m", fd); | |
cc64d017 | 670 | |
ad95fd1d ZJS |
671 | if (key) { |
672 | assert(cert); | |
673 | ||
cc64d017 | 674 | opts[opts_pos++] = (struct MHD_OptionItem) |
ad95fd1d | 675 | {MHD_OPTION_HTTPS_MEM_KEY, 0, (char*) key}; |
cc64d017 | 676 | opts[opts_pos++] = (struct MHD_OptionItem) |
ad95fd1d | 677 | {MHD_OPTION_HTTPS_MEM_CERT, 0, (char*) cert}; |
cc64d017 ZJS |
678 | |
679 | flags |= MHD_USE_SSL; | |
680 | ||
ad95fd1d | 681 | if (trust) |
cc64d017 | 682 | opts[opts_pos++] = (struct MHD_OptionItem) |
ad95fd1d | 683 | {MHD_OPTION_HTTPS_MEM_TRUST, 0, (char*) trust}; |
cc64d017 ZJS |
684 | } |
685 | ||
686 | d = new(MHDDaemonWrapper, 1); | |
687 | if (!d) | |
688 | return log_oom(); | |
689 | ||
690 | d->fd = (uint64_t) fd; | |
691 | ||
692 | d->daemon = MHD_start_daemon(flags, 0, | |
693 | NULL, NULL, | |
694 | request_handler, NULL, | |
695 | MHD_OPTION_ARRAY, opts, | |
696 | MHD_OPTION_END); | |
697 | if (!d->daemon) { | |
698 | log_error("Failed to start µhttp daemon"); | |
699 | r = -EINVAL; | |
700 | goto error; | |
701 | } | |
702 | ||
703 | log_debug("Started MHD %s daemon on fd:%d (wrapper @ %p)", | |
ad95fd1d | 704 | key ? "HTTPS" : "HTTP", fd, d); |
cc64d017 ZJS |
705 | |
706 | ||
707 | info = MHD_get_daemon_info(d->daemon, MHD_DAEMON_INFO_EPOLL_FD_LINUX_ONLY); | |
708 | if (!info) { | |
709 | log_error("µhttp returned NULL daemon info"); | |
15411c0c | 710 | r = -EOPNOTSUPP; |
cc64d017 ZJS |
711 | goto error; |
712 | } | |
713 | ||
714 | epoll_fd = info->listen_fd; | |
715 | if (epoll_fd < 0) { | |
716 | log_error("µhttp epoll fd is invalid"); | |
717 | r = -EUCLEAN; | |
718 | goto error; | |
719 | } | |
720 | ||
721 | r = sd_event_add_io(s->events, &d->event, | |
8201af08 ZJS |
722 | epoll_fd, EPOLLIN, |
723 | dispatch_http_event, d); | |
cc64d017 | 724 | if (r < 0) { |
da927ba9 | 725 | log_error_errno(r, "Failed to add event callback: %m"); |
cc64d017 ZJS |
726 | goto error; |
727 | } | |
728 | ||
356779df | 729 | r = sd_event_source_set_description(d->event, "epoll-fd"); |
43300d9d | 730 | if (r < 0) { |
da927ba9 | 731 | log_error_errno(r, "Failed to set source name: %m"); |
43300d9d ZJS |
732 | goto error; |
733 | } | |
734 | ||
d5099efc | 735 | r = hashmap_ensure_allocated(&s->daemons, &uint64_hash_ops); |
cc64d017 ZJS |
736 | if (r < 0) { |
737 | log_oom(); | |
738 | goto error; | |
739 | } | |
740 | ||
741 | r = hashmap_put(s->daemons, &d->fd, d); | |
742 | if (r < 0) { | |
da927ba9 | 743 | log_error_errno(r, "Failed to add daemon to hashmap: %m"); |
cc64d017 ZJS |
744 | goto error; |
745 | } | |
746 | ||
747 | s->active ++; | |
748 | return 0; | |
749 | ||
750 | error: | |
751 | MHD_stop_daemon(d->daemon); | |
752 | free(d->daemon); | |
753 | free(d); | |
754 | return r; | |
755 | } | |
756 | ||
757 | static int setup_microhttpd_socket(RemoteServer *s, | |
758 | const char *address, | |
ad95fd1d ZJS |
759 | const char *key, |
760 | const char *cert, | |
761 | const char *trust) { | |
cc64d017 ZJS |
762 | int fd; |
763 | ||
7b7afdfc | 764 | fd = make_socket_fd(LOG_DEBUG, address, SOCK_STREAM, SOCK_CLOEXEC); |
cc64d017 ZJS |
765 | if (fd < 0) |
766 | return fd; | |
767 | ||
ad95fd1d | 768 | return setup_microhttpd_server(s, fd, key, cert, trust); |
cc64d017 ZJS |
769 | } |
770 | ||
771 | static int dispatch_http_event(sd_event_source *event, | |
772 | int fd, | |
773 | uint32_t revents, | |
774 | void *userdata) { | |
775 | MHDDaemonWrapper *d = userdata; | |
776 | int r; | |
777 | ||
778 | assert(d); | |
779 | ||
cc64d017 ZJS |
780 | r = MHD_run(d->daemon); |
781 | if (r == MHD_NO) { | |
782 | log_error("MHD_run failed!"); | |
783 | // XXX: unregister daemon | |
784 | return -EINVAL; | |
785 | } | |
786 | ||
787 | return 1; /* work to do */ | |
788 | } | |
789 | ||
fdfccdbc ZJS |
790 | /********************************************************************** |
791 | ********************************************************************** | |
792 | **********************************************************************/ | |
793 | ||
fdfccdbc | 794 | static int setup_signals(RemoteServer *s) { |
fdfccdbc ZJS |
795 | int r; |
796 | ||
797 | assert(s); | |
798 | ||
72c0a2c2 | 799 | assert_se(sigprocmask_many(SIG_SETMASK, NULL, SIGINT, SIGTERM, -1) >= 0); |
fdfccdbc | 800 | |
43300d9d ZJS |
801 | r = sd_event_add_signal(s->events, &s->sigterm_event, SIGTERM, NULL, s); |
802 | if (r < 0) | |
803 | return r; | |
804 | ||
43300d9d | 805 | r = sd_event_add_signal(s->events, &s->sigint_event, SIGINT, NULL, s); |
fdfccdbc ZJS |
806 | if (r < 0) |
807 | return r; | |
808 | ||
fdfccdbc ZJS |
809 | return 0; |
810 | } | |
811 | ||
42b6bf75 ZJS |
812 | static int negative_fd(const char *spec) { |
813 | /* Return a non-positive number as its inverse, -EINVAL otherwise. */ | |
814 | ||
8a8d55f2 ZJS |
815 | int fd, r; |
816 | ||
817 | r = safe_atoi(spec, &fd); | |
818 | if (r < 0) | |
819 | return r; | |
820 | ||
42b6bf75 ZJS |
821 | if (fd > 0) |
822 | return -EINVAL; | |
823 | else | |
824 | return -fd; | |
8a8d55f2 ZJS |
825 | } |
826 | ||
ad95fd1d ZJS |
827 | static int remoteserver_init(RemoteServer *s, |
828 | const char* key, | |
829 | const char* cert, | |
830 | const char* trust) { | |
fdfccdbc | 831 | int r, n, fd; |
8a8d55f2 | 832 | char **file; |
fdfccdbc ZJS |
833 | |
834 | assert(s); | |
835 | ||
ad95fd1d ZJS |
836 | if ((arg_listen_raw || arg_listen_http) && trust) { |
837 | log_error("Option --trust makes all non-HTTPS connections untrusted."); | |
838 | return -EINVAL; | |
839 | } | |
840 | ||
b1604b34 | 841 | r = sd_event_default(&s->events); |
23bbb0de MS |
842 | if (r < 0) |
843 | return log_error_errno(r, "Failed to allocate event loop: %m"); | |
fdfccdbc ZJS |
844 | |
845 | setup_signals(s); | |
846 | ||
cc64d017 ZJS |
847 | assert(server == NULL); |
848 | server = s; | |
849 | ||
22259a00 JL |
850 | r = init_writer_hashmap(s); |
851 | if (r < 0) | |
852 | return r; | |
853 | ||
fdfccdbc | 854 | n = sd_listen_fds(true); |
eb56eb9b MS |
855 | if (n < 0) |
856 | return log_error_errno(n, "Failed to read listening file descriptors from environment: %m"); | |
857 | else | |
0e72da6f | 858 | log_debug("Received %d descriptors", n); |
fdfccdbc | 859 | |
8a8d55f2 ZJS |
860 | if (MAX(http_socket, https_socket) >= SD_LISTEN_FDS_START + n) { |
861 | log_error("Received fewer sockets than expected"); | |
862 | return -EBADFD; | |
863 | } | |
864 | ||
fdfccdbc | 865 | for (fd = SD_LISTEN_FDS_START; fd < SD_LISTEN_FDS_START + n; fd++) { |
42b6bf75 | 866 | if (sd_is_socket(fd, AF_UNSPEC, 0, true)) { |
0e72da6f | 867 | log_debug("Received a listening socket (fd:%d)", fd); |
8a8d55f2 ZJS |
868 | |
869 | if (fd == http_socket) | |
ad95fd1d | 870 | r = setup_microhttpd_server(s, fd, NULL, NULL, NULL); |
8a8d55f2 | 871 | else if (fd == https_socket) |
ad95fd1d | 872 | r = setup_microhttpd_server(s, fd, key, cert, trust); |
8a8d55f2 ZJS |
873 | else |
874 | r = add_raw_socket(s, fd); | |
42b6bf75 | 875 | } else if (sd_is_socket(fd, AF_UNSPEC, 0, false)) { |
9ff48d09 | 876 | char *hostname; |
8201af08 | 877 | |
366b7db4 | 878 | r = getpeername_pretty(fd, false, &hostname); |
23bbb0de MS |
879 | if (r < 0) |
880 | return log_error_errno(r, "Failed to retrieve remote name: %m"); | |
8201af08 | 881 | |
0e72da6f | 882 | log_debug("Received a connection socket (fd:%d) from %s", fd, hostname); |
fdfccdbc | 883 | |
9ff48d09 | 884 | r = add_source(s, fd, hostname, true); |
fdfccdbc ZJS |
885 | } else { |
886 | log_error("Unknown socket passed on fd:%d", fd); | |
8a8d55f2 | 887 | |
fdfccdbc ZJS |
888 | return -EINVAL; |
889 | } | |
8a8d55f2 | 890 | |
23bbb0de MS |
891 | if (r < 0) |
892 | return log_error_errno(r, "Failed to register socket (fd:%d): %m", | |
893 | fd); | |
fdfccdbc ZJS |
894 | } |
895 | ||
2f1acf6f YW |
896 | if (arg_getter) { |
897 | log_info("Spawning getter %s...", arg_getter); | |
898 | fd = spawn_getter(arg_getter); | |
899 | if (fd < 0) | |
900 | return fd; | |
901 | ||
902 | r = add_source(s, fd, (char*) arg_output, false); | |
903 | if (r < 0) | |
904 | return r; | |
905 | } | |
8201af08 | 906 | |
fdfccdbc | 907 | if (arg_url) { |
d10accb0 YW |
908 | const char *url; |
909 | char *hostname, *p; | |
fdfccdbc | 910 | |
b68f6b0a YW |
911 | if (!strstr(arg_url, "/entries")) { |
912 | if (endswith(arg_url, "/")) | |
913 | url = strjoina(arg_url, "entries"); | |
914 | else | |
915 | url = strjoina(arg_url, "/entries"); | |
fdfccdbc | 916 | } |
b68f6b0a YW |
917 | else |
918 | url = strdupa(arg_url); | |
fdfccdbc | 919 | |
2f1acf6f YW |
920 | log_info("Spawning curl %s...", url); |
921 | fd = spawn_curl(url); | |
fdfccdbc ZJS |
922 | if (fd < 0) |
923 | return fd; | |
924 | ||
8201af08 ZJS |
925 | hostname = |
926 | startswith(arg_url, "https://") ?: | |
927 | startswith(arg_url, "http://") ?: | |
928 | arg_url; | |
929 | ||
d10accb0 | 930 | hostname = strdupa(hostname); |
d10accb0 YW |
931 | if ((p = strchr(hostname, '/'))) |
932 | *p = '\0'; | |
933 | if ((p = strchr(hostname, ':'))) | |
934 | *p = '\0'; | |
935 | ||
936 | r = add_source(s, fd, hostname, false); | |
fdfccdbc ZJS |
937 | if (r < 0) |
938 | return r; | |
fdfccdbc ZJS |
939 | } |
940 | ||
941 | if (arg_listen_raw) { | |
0e72da6f | 942 | log_debug("Listening on a socket..."); |
fdfccdbc ZJS |
943 | r = setup_raw_socket(s, arg_listen_raw); |
944 | if (r < 0) | |
945 | return r; | |
fdfccdbc ZJS |
946 | } |
947 | ||
cc64d017 | 948 | if (arg_listen_http) { |
ad95fd1d | 949 | r = setup_microhttpd_socket(s, arg_listen_http, NULL, NULL, NULL); |
cc64d017 ZJS |
950 | if (r < 0) |
951 | return r; | |
cc64d017 ZJS |
952 | } |
953 | ||
954 | if (arg_listen_https) { | |
ad95fd1d | 955 | r = setup_microhttpd_socket(s, arg_listen_https, key, cert, trust); |
cc64d017 ZJS |
956 | if (r < 0) |
957 | return r; | |
cc64d017 ZJS |
958 | } |
959 | ||
8a8d55f2 | 960 | STRV_FOREACH(file, arg_files) { |
40780a62 ZJS |
961 | const char *output_name; |
962 | ||
8a8d55f2 | 963 | if (streq(*file, "-")) { |
0e72da6f | 964 | log_debug("Using standard input as source."); |
8a8d55f2 ZJS |
965 | |
966 | fd = STDIN_FILENO; | |
967 | output_name = "stdin"; | |
968 | } else { | |
0e72da6f | 969 | log_debug("Reading file %s...", *file); |
8a8d55f2 ZJS |
970 | |
971 | fd = open(*file, O_RDONLY|O_CLOEXEC|O_NOCTTY|O_NONBLOCK); | |
4a62c710 MS |
972 | if (fd < 0) |
973 | return log_error_errno(errno, "Failed to open %s: %m", *file); | |
8a8d55f2 ZJS |
974 | output_name = *file; |
975 | } | |
976 | ||
9ff48d09 | 977 | r = add_source(s, fd, (char*) output_name, false); |
fdfccdbc ZJS |
978 | if (r < 0) |
979 | return r; | |
fdfccdbc ZJS |
980 | } |
981 | ||
982 | if (s->active == 0) { | |
f823da67 | 983 | log_error("Zero sources specified"); |
fdfccdbc ZJS |
984 | return -EINVAL; |
985 | } | |
986 | ||
8201af08 ZJS |
987 | if (arg_split_mode == JOURNAL_WRITE_SPLIT_NONE) { |
988 | /* In this case we know what the writer will be | |
989 | called, so we can create it and verify that we can | |
990 | create output as expected. */ | |
9ff48d09 | 991 | r = get_writer(s, NULL, &s->_single_writer); |
8201af08 ZJS |
992 | if (r < 0) |
993 | return r; | |
994 | } | |
995 | ||
996 | return 0; | |
fdfccdbc ZJS |
997 | } |
998 | ||
9ff48d09 | 999 | static void server_destroy(RemoteServer *s) { |
ca2d3784 | 1000 | size_t i; |
cc64d017 | 1001 | MHDDaemonWrapper *d; |
fdfccdbc | 1002 | |
cc64d017 ZJS |
1003 | while ((d = hashmap_steal_first(s->daemons))) { |
1004 | MHD_stop_daemon(d->daemon); | |
1005 | sd_event_source_unref(d->event); | |
1006 | free(d); | |
1007 | } | |
1008 | ||
1009 | hashmap_free(s->daemons); | |
1010 | ||
fdfccdbc | 1011 | assert(s->sources_size == 0 || s->sources); |
cc64d017 | 1012 | for (i = 0; i < s->sources_size; i++) |
fdfccdbc | 1013 | remove_source(s, i); |
fdfccdbc ZJS |
1014 | free(s->sources); |
1015 | ||
9ff48d09 ZJS |
1016 | writer_unref(s->_single_writer); |
1017 | hashmap_free(s->writers); | |
1018 | ||
fdfccdbc ZJS |
1019 | sd_event_source_unref(s->sigterm_event); |
1020 | sd_event_source_unref(s->sigint_event); | |
1021 | sd_event_source_unref(s->listen_event); | |
1022 | sd_event_unref(s->events); | |
1023 | ||
1024 | /* fds that we're listening on remain open... */ | |
fdfccdbc ZJS |
1025 | } |
1026 | ||
1027 | /********************************************************************** | |
1028 | ********************************************************************** | |
1029 | **********************************************************************/ | |
1030 | ||
043945b9 ZJS |
1031 | static int handle_raw_source(sd_event_source *event, |
1032 | int fd, | |
1033 | uint32_t revents, | |
1034 | RemoteServer *s) { | |
fdfccdbc | 1035 | |
fdfccdbc ZJS |
1036 | RemoteSource *source; |
1037 | int r; | |
1038 | ||
043945b9 ZJS |
1039 | /* Returns 1 if there might be more data pending, |
1040 | * 0 if data is currently exhausted, negative on error. | |
1041 | */ | |
1042 | ||
ca2d3784 | 1043 | assert(fd >= 0 && fd < (ssize_t) s->sources_size); |
fdfccdbc ZJS |
1044 | source = s->sources[fd]; |
1045 | assert(source->fd == fd); | |
1046 | ||
9ff48d09 | 1047 | r = process_source(source, arg_compress, arg_seal); |
fdfccdbc | 1048 | if (source->state == STATE_EOF) { |
4a0a6ac0 ZJS |
1049 | size_t remaining; |
1050 | ||
0e72da6f ZJS |
1051 | log_debug("EOF reached with source fd:%d (%s)", |
1052 | source->fd, source->name); | |
4a0a6ac0 ZJS |
1053 | |
1054 | remaining = source_non_empty(source); | |
1055 | if (remaining > 0) | |
0e72da6f | 1056 | log_notice("Premature EOF. %zu bytes lost.", remaining); |
fdfccdbc | 1057 | remove_source(s, source->fd); |
0e72da6f | 1058 | log_debug("%zu active sources remaining", s->active); |
8201af08 | 1059 | return 0; |
fdfccdbc | 1060 | } else if (r == -E2BIG) { |
0e72da6f | 1061 | log_notice_errno(E2BIG, "Entry too big, skipped"); |
8201af08 | 1062 | return 1; |
ff55c3c7 | 1063 | } else if (r == -EAGAIN) { |
8201af08 ZJS |
1064 | return 0; |
1065 | } else if (r < 0) { | |
0e72da6f | 1066 | log_debug_errno(r, "Closing connection: %m"); |
8201af08 ZJS |
1067 | remove_source(server, fd); |
1068 | return 0; | |
1069 | } else | |
1070 | return 1; | |
fdfccdbc ZJS |
1071 | } |
1072 | ||
043945b9 ZJS |
1073 | static int dispatch_raw_source_until_block(sd_event_source *event, |
1074 | void *userdata) { | |
1075 | RemoteSource *source = userdata; | |
1076 | int r; | |
1077 | ||
1078 | /* Make sure event stays around even if source is destroyed */ | |
1079 | sd_event_source_ref(event); | |
1080 | ||
1081 | r = handle_raw_source(event, source->fd, EPOLLIN, server); | |
1082 | if (r != 1) | |
1083 | /* No more data for now */ | |
1084 | sd_event_source_set_enabled(event, SD_EVENT_OFF); | |
1085 | ||
1086 | sd_event_source_unref(event); | |
1087 | ||
1088 | return r; | |
1089 | } | |
1090 | ||
1091 | static int dispatch_raw_source_event(sd_event_source *event, | |
1092 | int fd, | |
1093 | uint32_t revents, | |
1094 | void *userdata) { | |
1095 | RemoteSource *source = userdata; | |
1096 | int r; | |
1097 | ||
1098 | assert(source->event); | |
1099 | assert(source->buffer_event); | |
1100 | ||
1101 | r = handle_raw_source(event, fd, EPOLLIN, server); | |
1102 | if (r == 1) | |
1103 | /* Might have more data. We need to rerun the handler | |
1104 | * until we are sure the buffer is exhausted. */ | |
1105 | sd_event_source_set_enabled(source->buffer_event, SD_EVENT_ON); | |
1106 | ||
1107 | return r; | |
1108 | } | |
1109 | ||
70f1b2dd ZJS |
1110 | static int dispatch_blocking_source_event(sd_event_source *event, |
1111 | void *userdata) { | |
1112 | RemoteSource *source = userdata; | |
1113 | ||
043945b9 | 1114 | return handle_raw_source(event, source->fd, EPOLLIN, server); |
70f1b2dd ZJS |
1115 | } |
1116 | ||
8201af08 ZJS |
1117 | static int accept_connection(const char* type, int fd, |
1118 | SocketAddress *addr, char **hostname) { | |
fdfccdbc ZJS |
1119 | int fd2, r; |
1120 | ||
cc64d017 ZJS |
1121 | log_debug("Accepting new %s connection on fd:%d", type, fd); |
1122 | fd2 = accept4(fd, &addr->sockaddr.sa, &addr->size, SOCK_NONBLOCK|SOCK_CLOEXEC); | |
4a62c710 MS |
1123 | if (fd2 < 0) |
1124 | return log_error_errno(errno, "accept() on fd:%d failed: %m", fd); | |
fdfccdbc | 1125 | |
cc64d017 | 1126 | switch(socket_address_family(addr)) { |
fdfccdbc ZJS |
1127 | case AF_INET: |
1128 | case AF_INET6: { | |
8201af08 ZJS |
1129 | _cleanup_free_ char *a = NULL; |
1130 | char *b; | |
fdfccdbc | 1131 | |
cc64d017 | 1132 | r = socket_address_print(addr, &a); |
fdfccdbc | 1133 | if (r < 0) { |
da927ba9 | 1134 | log_error_errno(r, "socket_address_print(): %m"); |
fdfccdbc ZJS |
1135 | close(fd2); |
1136 | return r; | |
1137 | } | |
1138 | ||
8201af08 ZJS |
1139 | r = socknameinfo_pretty(&addr->sockaddr, addr->size, &b); |
1140 | if (r < 0) { | |
1938ac51 | 1141 | log_error_errno(r, "Resolving hostname failed: %m"); |
8201af08 ZJS |
1142 | close(fd2); |
1143 | return r; | |
1144 | } | |
1145 | ||
0e72da6f ZJS |
1146 | log_debug("Accepted %s %s connection from %s", |
1147 | type, | |
1148 | socket_address_family(addr) == AF_INET ? "IP" : "IPv6", | |
1149 | a); | |
cc64d017 | 1150 | |
8201af08 ZJS |
1151 | *hostname = b; |
1152 | ||
cc64d017 | 1153 | return fd2; |
fdfccdbc ZJS |
1154 | }; |
1155 | default: | |
cc64d017 ZJS |
1156 | log_error("Rejected %s connection with unsupported family %d", |
1157 | type, socket_address_family(addr)); | |
fdfccdbc | 1158 | close(fd2); |
cc64d017 | 1159 | |
fdfccdbc ZJS |
1160 | return -EINVAL; |
1161 | } | |
cc64d017 | 1162 | } |
fdfccdbc | 1163 | |
cc64d017 ZJS |
1164 | static int dispatch_raw_connection_event(sd_event_source *event, |
1165 | int fd, | |
1166 | uint32_t revents, | |
1167 | void *userdata) { | |
1168 | RemoteServer *s = userdata; | |
1f8af042 | 1169 | int fd2; |
cc64d017 ZJS |
1170 | SocketAddress addr = { |
1171 | .size = sizeof(union sockaddr_union), | |
1172 | .type = SOCK_STREAM, | |
1173 | }; | |
a7f7d1bd | 1174 | char *hostname = NULL; |
fdfccdbc | 1175 | |
8201af08 | 1176 | fd2 = accept_connection("raw", fd, &addr, &hostname); |
cc64d017 ZJS |
1177 | if (fd2 < 0) |
1178 | return fd2; | |
fdfccdbc | 1179 | |
1f8af042 | 1180 | return add_source(s, fd2, hostname, true); |
cc64d017 | 1181 | } |
fdfccdbc ZJS |
1182 | |
1183 | /********************************************************************** | |
1184 | ********************************************************************** | |
1185 | **********************************************************************/ | |
1186 | ||
8201af08 ZJS |
1187 | static const char* const journal_write_split_mode_table[_JOURNAL_WRITE_SPLIT_MAX] = { |
1188 | [JOURNAL_WRITE_SPLIT_NONE] = "none", | |
1189 | [JOURNAL_WRITE_SPLIT_HOST] = "host", | |
1190 | }; | |
1191 | ||
1192 | DEFINE_PRIVATE_STRING_TABLE_LOOKUP(journal_write_split_mode, JournalWriteSplitMode); | |
1193 | static DEFINE_CONFIG_PARSE_ENUM(config_parse_write_split_mode, | |
1194 | journal_write_split_mode, | |
1195 | JournalWriteSplitMode, | |
1196 | "Failed to parse split mode setting"); | |
1197 | ||
ad95fd1d ZJS |
1198 | static int parse_config(void) { |
1199 | const ConfigTableItem items[] = { | |
9d3737f1 | 1200 | { "Remote", "Seal", config_parse_bool, 0, &arg_seal }, |
8201af08 ZJS |
1201 | { "Remote", "SplitMode", config_parse_write_split_mode, 0, &arg_split_mode }, |
1202 | { "Remote", "ServerKeyFile", config_parse_path, 0, &arg_key }, | |
1203 | { "Remote", "ServerCertificateFile", config_parse_path, 0, &arg_cert }, | |
1204 | { "Remote", "TrustedCertificateFile", config_parse_path, 0, &arg_trust }, | |
ad95fd1d | 1205 | {}}; |
ad95fd1d | 1206 | |
bf257aed | 1207 | return config_parse_many(PKGSYSCONFDIR "/journal-remote.conf", |
75eb6154 | 1208 | CONF_PATHS_NULSTR("systemd/journal-remote.conf.d"), |
bf257aed JT |
1209 | "Remote\0", config_item_table_lookup, items, |
1210 | false, NULL); | |
ad95fd1d ZJS |
1211 | } |
1212 | ||
5c879495 | 1213 | static void help(void) { |
8a8d55f2 | 1214 | printf("%s [OPTIONS...] {FILE|-}...\n\n" |
a83f4037 | 1215 | "Write external journal events to journal file(s).\n\n" |
a7736b14 ZJS |
1216 | " -h --help Show this help\n" |
1217 | " --version Show package version\n" | |
1218 | " --url=URL Read events from systemd-journal-gatewayd at URL\n" | |
1219 | " --getter=COMMAND Read events from the output of COMMAND\n" | |
1220 | " --listen-raw=ADDR Listen for connections at ADDR\n" | |
1221 | " --listen-http=ADDR Listen for HTTP connections at ADDR\n" | |
1222 | " --listen-https=ADDR Listen for HTTPS connections at ADDR\n" | |
1223 | " -o --output=FILE|DIR Write output to FILE or DIR/external-*.journal\n" | |
1224 | " --compress[=BOOL] XZ-compress the output journal (default: yes)\n" | |
1225 | " --seal[=BOOL] Use event sealing (default: no)\n" | |
1226 | " --key=FILENAME SSL key in PEM format (default:\n" | |
1227 | " \"" PRIV_KEY_FILE "\")\n" | |
1228 | " --cert=FILENAME SSL certificate in PEM format (default:\n" | |
1229 | " \"" CERT_FILE "\")\n" | |
1230 | " --trust=FILENAME|all SSL CA certificate or disable checking (default:\n" | |
1231 | " \"" TRUST_FILE "\")\n" | |
dad29dff | 1232 | " --gnutls-log=CATEGORY...\n" |
a7736b14 ZJS |
1233 | " Specify a list of gnutls logging categories\n" |
1234 | " --split-mode=none|host How many output files to create\n" | |
fdfccdbc ZJS |
1235 | "\n" |
1236 | "Note: file descriptors from sd_listen_fds() will be consumed, too.\n" | |
1237 | , program_invocation_short_name); | |
fdfccdbc ZJS |
1238 | } |
1239 | ||
1240 | static int parse_argv(int argc, char *argv[]) { | |
1241 | enum { | |
1242 | ARG_VERSION = 0x100, | |
1243 | ARG_URL, | |
1244 | ARG_LISTEN_RAW, | |
cc64d017 ZJS |
1245 | ARG_LISTEN_HTTP, |
1246 | ARG_LISTEN_HTTPS, | |
fdfccdbc | 1247 | ARG_GETTER, |
8201af08 | 1248 | ARG_SPLIT_MODE, |
fdfccdbc | 1249 | ARG_COMPRESS, |
fdfccdbc | 1250 | ARG_SEAL, |
cc64d017 ZJS |
1251 | ARG_KEY, |
1252 | ARG_CERT, | |
1253 | ARG_TRUST, | |
5937a4d4 | 1254 | ARG_GNUTLS_LOG, |
fdfccdbc ZJS |
1255 | }; |
1256 | ||
1257 | static const struct option options[] = { | |
1258 | { "help", no_argument, NULL, 'h' }, | |
1259 | { "version", no_argument, NULL, ARG_VERSION }, | |
1260 | { "url", required_argument, NULL, ARG_URL }, | |
1261 | { "getter", required_argument, NULL, ARG_GETTER }, | |
1262 | { "listen-raw", required_argument, NULL, ARG_LISTEN_RAW }, | |
cc64d017 ZJS |
1263 | { "listen-http", required_argument, NULL, ARG_LISTEN_HTTP }, |
1264 | { "listen-https", required_argument, NULL, ARG_LISTEN_HTTPS }, | |
fdfccdbc | 1265 | { "output", required_argument, NULL, 'o' }, |
8201af08 | 1266 | { "split-mode", required_argument, NULL, ARG_SPLIT_MODE }, |
dad29dff LP |
1267 | { "compress", optional_argument, NULL, ARG_COMPRESS }, |
1268 | { "seal", optional_argument, NULL, ARG_SEAL }, | |
cc64d017 ZJS |
1269 | { "key", required_argument, NULL, ARG_KEY }, |
1270 | { "cert", required_argument, NULL, ARG_CERT }, | |
1271 | { "trust", required_argument, NULL, ARG_TRUST }, | |
5937a4d4 | 1272 | { "gnutls-log", required_argument, NULL, ARG_GNUTLS_LOG }, |
fdfccdbc ZJS |
1273 | {} |
1274 | }; | |
1275 | ||
cc64d017 | 1276 | int c, r; |
8201af08 | 1277 | bool type_a, type_b; |
fdfccdbc ZJS |
1278 | |
1279 | assert(argc >= 0); | |
1280 | assert(argv); | |
1281 | ||
1282 | while ((c = getopt_long(argc, argv, "ho:", options, NULL)) >= 0) | |
1283 | switch(c) { | |
1284 | case 'h': | |
1285 | help(); | |
1286 | return 0 /* done */; | |
1287 | ||
1288 | case ARG_VERSION: | |
3f6fd1ba | 1289 | return version(); |
fdfccdbc ZJS |
1290 | |
1291 | case ARG_URL: | |
1292 | if (arg_url) { | |
1293 | log_error("cannot currently set more than one --url"); | |
1294 | return -EINVAL; | |
1295 | } | |
1296 | ||
1297 | arg_url = optarg; | |
1298 | break; | |
1299 | ||
1300 | case ARG_GETTER: | |
1301 | if (arg_getter) { | |
1302 | log_error("cannot currently use --getter more than once"); | |
1303 | return -EINVAL; | |
1304 | } | |
1305 | ||
1306 | arg_getter = optarg; | |
1307 | break; | |
1308 | ||
1309 | case ARG_LISTEN_RAW: | |
1310 | if (arg_listen_raw) { | |
1311 | log_error("cannot currently use --listen-raw more than once"); | |
1312 | return -EINVAL; | |
1313 | } | |
1314 | ||
1315 | arg_listen_raw = optarg; | |
1316 | break; | |
1317 | ||
cc64d017 | 1318 | case ARG_LISTEN_HTTP: |
8a8d55f2 | 1319 | if (arg_listen_http || http_socket >= 0) { |
cc64d017 ZJS |
1320 | log_error("cannot currently use --listen-http more than once"); |
1321 | return -EINVAL; | |
1322 | } | |
1323 | ||
42b6bf75 | 1324 | r = negative_fd(optarg); |
8a8d55f2 ZJS |
1325 | if (r >= 0) |
1326 | http_socket = r; | |
24739b7b | 1327 | else |
8a8d55f2 | 1328 | arg_listen_http = optarg; |
cc64d017 ZJS |
1329 | break; |
1330 | ||
1331 | case ARG_LISTEN_HTTPS: | |
8a8d55f2 | 1332 | if (arg_listen_https || https_socket >= 0) { |
cc64d017 ZJS |
1333 | log_error("cannot currently use --listen-https more than once"); |
1334 | return -EINVAL; | |
1335 | } | |
1336 | ||
42b6bf75 | 1337 | r = negative_fd(optarg); |
8a8d55f2 ZJS |
1338 | if (r >= 0) |
1339 | https_socket = r; | |
24739b7b | 1340 | else |
8a8d55f2 | 1341 | arg_listen_https = optarg; |
8a8d55f2 | 1342 | |
cc64d017 ZJS |
1343 | break; |
1344 | ||
1345 | case ARG_KEY: | |
ad95fd1d | 1346 | if (arg_key) { |
cc64d017 ZJS |
1347 | log_error("Key file specified twice"); |
1348 | return -EINVAL; | |
1349 | } | |
ad95fd1d ZJS |
1350 | |
1351 | arg_key = strdup(optarg); | |
1352 | if (!arg_key) | |
1353 | return log_oom(); | |
1354 | ||
cc64d017 ZJS |
1355 | break; |
1356 | ||
1357 | case ARG_CERT: | |
ad95fd1d | 1358 | if (arg_cert) { |
cc64d017 ZJS |
1359 | log_error("Certificate file specified twice"); |
1360 | return -EINVAL; | |
1361 | } | |
ad95fd1d ZJS |
1362 | |
1363 | arg_cert = strdup(optarg); | |
1364 | if (!arg_cert) | |
1365 | return log_oom(); | |
1366 | ||
cc64d017 ZJS |
1367 | break; |
1368 | ||
1369 | case ARG_TRUST: | |
ad95fd1d ZJS |
1370 | if (arg_trust || arg_trust_all) { |
1371 | log_error("Confusing trusted CA configuration"); | |
cc64d017 ZJS |
1372 | return -EINVAL; |
1373 | } | |
ad95fd1d ZJS |
1374 | |
1375 | if (streq(optarg, "all")) | |
1376 | arg_trust_all = true; | |
1377 | else { | |
1378 | #ifdef HAVE_GNUTLS | |
1379 | arg_trust = strdup(optarg); | |
1380 | if (!arg_trust) | |
1381 | return log_oom(); | |
cc64d017 | 1382 | #else |
ad95fd1d ZJS |
1383 | log_error("Option --trust is not available."); |
1384 | return -EINVAL; | |
cc64d017 | 1385 | #endif |
ad95fd1d ZJS |
1386 | } |
1387 | ||
1388 | break; | |
cc64d017 | 1389 | |
fdfccdbc ZJS |
1390 | case 'o': |
1391 | if (arg_output) { | |
1392 | log_error("cannot use --output/-o more than once"); | |
1393 | return -EINVAL; | |
1394 | } | |
1395 | ||
1396 | arg_output = optarg; | |
1397 | break; | |
1398 | ||
8201af08 ZJS |
1399 | case ARG_SPLIT_MODE: |
1400 | arg_split_mode = journal_write_split_mode_from_string(optarg); | |
1401 | if (arg_split_mode == _JOURNAL_WRITE_SPLIT_INVALID) { | |
1402 | log_error("Invalid split mode: %s", optarg); | |
1403 | return -EINVAL; | |
1404 | } | |
1405 | break; | |
1406 | ||
fdfccdbc | 1407 | case ARG_COMPRESS: |
dad29dff LP |
1408 | if (optarg) { |
1409 | r = parse_boolean(optarg); | |
1410 | if (r < 0) { | |
1411 | log_error("Failed to parse --compress= parameter."); | |
1412 | return -EINVAL; | |
1413 | } | |
1414 | ||
1415 | arg_compress = !!r; | |
1416 | } else | |
1417 | arg_compress = true; | |
1418 | ||
fdfccdbc | 1419 | break; |
dad29dff | 1420 | |
fdfccdbc | 1421 | case ARG_SEAL: |
dad29dff LP |
1422 | if (optarg) { |
1423 | r = parse_boolean(optarg); | |
1424 | if (r < 0) { | |
1425 | log_error("Failed to parse --seal= parameter."); | |
1426 | return -EINVAL; | |
1427 | } | |
1428 | ||
1429 | arg_seal = !!r; | |
1430 | } else | |
1431 | arg_seal = true; | |
1432 | ||
fdfccdbc ZJS |
1433 | break; |
1434 | ||
5937a4d4 ZJS |
1435 | case ARG_GNUTLS_LOG: { |
1436 | #ifdef HAVE_GNUTLS | |
39583258 | 1437 | const char* p = optarg; |
b1f48e3c SS |
1438 | for (;;) { |
1439 | _cleanup_free_ char *word = NULL; | |
5937a4d4 | 1440 | |
b1f48e3c SS |
1441 | r = extract_first_word(&p, &word, ",", 0); |
1442 | if (r < 0) | |
1443 | return log_error_errno(r, "Failed to parse --gnutls-log= argument: %m"); | |
5937a4d4 | 1444 | |
b1f48e3c SS |
1445 | if (r == 0) |
1446 | break; | |
5937a4d4 | 1447 | |
b1f48e3c | 1448 | if (strv_push(&arg_gnutls_log, word) < 0) |
5937a4d4 | 1449 | return log_oom(); |
b1f48e3c SS |
1450 | |
1451 | word = NULL; | |
5937a4d4 ZJS |
1452 | } |
1453 | break; | |
1454 | #else | |
1455 | log_error("Option --gnutls-log is not available."); | |
1456 | return -EINVAL; | |
1457 | #endif | |
1458 | } | |
1459 | ||
fdfccdbc ZJS |
1460 | case '?': |
1461 | return -EINVAL; | |
1462 | ||
1463 | default: | |
601185b4 | 1464 | assert_not_reached("Unknown option code."); |
fdfccdbc ZJS |
1465 | } |
1466 | ||
8a8d55f2 ZJS |
1467 | if (optind < argc) |
1468 | arg_files = argv + optind; | |
fdfccdbc | 1469 | |
8201af08 ZJS |
1470 | type_a = arg_getter || !strv_isempty(arg_files); |
1471 | type_b = arg_url | |
1472 | || arg_listen_raw | |
1473 | || arg_listen_http || arg_listen_https | |
1474 | || sd_listen_fds(false) > 0; | |
1475 | if (type_a && type_b) { | |
1476 | log_error("Cannot use file input or --getter with " | |
1477 | "--arg-listen-... or socket activation."); | |
1478 | return -EINVAL; | |
1479 | } | |
1480 | if (type_a) { | |
1481 | if (!arg_output) { | |
1482 | log_error("Option --output must be specified with file input or --getter."); | |
1483 | return -EINVAL; | |
1484 | } | |
1485 | ||
1486 | arg_split_mode = JOURNAL_WRITE_SPLIT_NONE; | |
1487 | } | |
1488 | ||
1489 | if (arg_split_mode == JOURNAL_WRITE_SPLIT_NONE | |
1490 | && arg_output && is_dir(arg_output, true) > 0) { | |
1491 | log_error("For SplitMode=none, output must be a file."); | |
1492 | return -EINVAL; | |
1493 | } | |
1494 | ||
1495 | if (arg_split_mode == JOURNAL_WRITE_SPLIT_HOST | |
1496 | && arg_output && is_dir(arg_output, true) <= 0) { | |
1497 | log_error("For SplitMode=host, output must be a directory."); | |
1498 | return -EINVAL; | |
1499 | } | |
1500 | ||
1501 | log_debug("Full config: SplitMode=%s Key=%s Cert=%s Trust=%s", | |
1502 | journal_write_split_mode_to_string(arg_split_mode), | |
1503 | strna(arg_key), | |
1504 | strna(arg_cert), | |
1505 | strna(arg_trust)); | |
1506 | ||
fdfccdbc ZJS |
1507 | return 1 /* work to do */; |
1508 | } | |
1509 | ||
ad95fd1d ZJS |
1510 | static int load_certificates(char **key, char **cert, char **trust) { |
1511 | int r; | |
1512 | ||
799a8f39 | 1513 | r = read_full_file(arg_key ?: PRIV_KEY_FILE, key, NULL); |
eb56eb9b MS |
1514 | if (r < 0) |
1515 | return log_error_errno(r, "Failed to read key from file '%s': %m", | |
1516 | arg_key ?: PRIV_KEY_FILE); | |
ad95fd1d ZJS |
1517 | |
1518 | r = read_full_file(arg_cert ?: CERT_FILE, cert, NULL); | |
eb56eb9b MS |
1519 | if (r < 0) |
1520 | return log_error_errno(r, "Failed to read certificate from file '%s': %m", | |
1521 | arg_cert ?: CERT_FILE); | |
ad95fd1d ZJS |
1522 | |
1523 | if (arg_trust_all) | |
1524 | log_info("Certificate checking disabled."); | |
1525 | else { | |
1526 | r = read_full_file(arg_trust ?: TRUST_FILE, trust, NULL); | |
eb56eb9b MS |
1527 | if (r < 0) |
1528 | return log_error_errno(r, "Failed to read CA certificate file '%s': %m", | |
1529 | arg_trust ?: TRUST_FILE); | |
ad95fd1d ZJS |
1530 | } |
1531 | ||
1532 | return 0; | |
1533 | } | |
1534 | ||
fdfccdbc ZJS |
1535 | int main(int argc, char **argv) { |
1536 | RemoteServer s = {}; | |
9ff48d09 | 1537 | int r; |
ad95fd1d | 1538 | _cleanup_free_ char *key = NULL, *cert = NULL, *trust = NULL; |
fdfccdbc | 1539 | |
fdfccdbc ZJS |
1540 | log_show_color(true); |
1541 | log_parse_environment(); | |
1542 | ||
ad95fd1d ZJS |
1543 | r = parse_config(); |
1544 | if (r < 0) | |
1545 | return EXIT_FAILURE; | |
1546 | ||
fdfccdbc ZJS |
1547 | r = parse_argv(argc, argv); |
1548 | if (r <= 0) | |
1549 | return r == 0 ? EXIT_SUCCESS : EXIT_FAILURE; | |
1550 | ||
d357562c ZJS |
1551 | |
1552 | if (arg_listen_http || arg_listen_https) { | |
1553 | r = setup_gnutls_logger(arg_gnutls_log); | |
1554 | if (r < 0) | |
1555 | return EXIT_FAILURE; | |
1556 | } | |
cc64d017 | 1557 | |
8201af08 ZJS |
1558 | if (arg_listen_https || https_socket >= 0) |
1559 | if (load_certificates(&key, &cert, &trust) < 0) | |
1560 | return EXIT_FAILURE; | |
ad95fd1d ZJS |
1561 | |
1562 | if (remoteserver_init(&s, key, cert, trust) < 0) | |
fdfccdbc ZJS |
1563 | return EXIT_FAILURE; |
1564 | ||
a7736b14 ZJS |
1565 | r = sd_event_set_watchdog(s.events, true); |
1566 | if (r < 0) | |
da927ba9 | 1567 | log_error_errno(r, "Failed to enable watchdog: %m"); |
a7736b14 ZJS |
1568 | else |
1569 | log_debug("Watchdog is %s.", r > 0 ? "enabled" : "disabled"); | |
a3152e76 | 1570 | |
de0671ee ZJS |
1571 | log_debug("%s running as pid "PID_FMT, |
1572 | program_invocation_short_name, getpid()); | |
fdfccdbc ZJS |
1573 | sd_notify(false, |
1574 | "READY=1\n" | |
1575 | "STATUS=Processing requests..."); | |
1576 | ||
1577 | while (s.active) { | |
1578 | r = sd_event_get_state(s.events); | |
1579 | if (r < 0) | |
1580 | break; | |
1581 | if (r == SD_EVENT_FINISHED) | |
1582 | break; | |
1583 | ||
1584 | r = sd_event_run(s.events, -1); | |
1585 | if (r < 0) { | |
da927ba9 | 1586 | log_error_errno(r, "Failed to run event loop: %m"); |
fdfccdbc ZJS |
1587 | break; |
1588 | } | |
1589 | } | |
1590 | ||
af4ec430 LP |
1591 | sd_notifyf(false, |
1592 | "STOPPING=1\n" | |
1593 | "STATUS=Shutting down after writing %" PRIu64 " entries...", s.event_count); | |
9ff48d09 | 1594 | log_info("Finishing after writing %" PRIu64 " entries", s.event_count); |
fdfccdbc | 1595 | |
af4ec430 | 1596 | server_destroy(&s); |
fdfccdbc | 1597 | |
ad95fd1d ZJS |
1598 | free(arg_key); |
1599 | free(arg_cert); | |
1600 | free(arg_trust); | |
1601 | ||
9ff48d09 | 1602 | return r >= 0 ? EXIT_SUCCESS : EXIT_FAILURE; |
fdfccdbc | 1603 | } |