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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
3d090cc6 | 2 | |
07630cea | 3 | #include <curl/curl.h> |
3d090cc6 ZJS |
4 | #include <fcntl.h> |
5 | #include <getopt.h> | |
3f6fd1ba LP |
6 | #include <stdio.h> |
7 | #include <sys/stat.h> | |
3d090cc6 ZJS |
8 | |
9 | #include "sd-daemon.h" | |
3f6fd1ba | 10 | |
b5efdb8a | 11 | #include "alloc-util.h" |
681bd2c5 | 12 | #include "build.h" |
3f6fd1ba | 13 | #include "conf-parser.h" |
f36bb1e1 | 14 | #include "daemon-util.h" |
a0f29c76 | 15 | #include "def.h" |
686d13b9 | 16 | #include "env-file.h" |
3ffd4af2 | 17 | #include "fd-util.h" |
722b6795 | 18 | #include "fileio.h" |
f97b34a6 | 19 | #include "format-util.h" |
7d50b32a | 20 | #include "glob-util.h" |
3ffd4af2 | 21 | #include "journal-upload.h" |
3f6fd1ba | 22 | #include "log.h" |
f36bb1e1 | 23 | #include "main-func.h" |
d71839af | 24 | #include "mkdir.h" |
6bedfcbb | 25 | #include "parse-util.h" |
294bf0c3 | 26 | #include "pretty-print.h" |
dccca82b | 27 | #include "process-util.h" |
1abaf488 | 28 | #include "rlimit-util.h" |
2cf4172a | 29 | #include "sigbus.h" |
24882e06 | 30 | #include "signal-util.h" |
07630cea | 31 | #include "string-util.h" |
49fe5c09 | 32 | #include "strv.h" |
e4de7287 | 33 | #include "tmpfile-util.h" |
3f6fd1ba | 34 | #include "util.h" |
3d090cc6 | 35 | |
799a8f39 ZJS |
36 | #define PRIV_KEY_FILE CERTIFICATE_ROOT "/private/journal-upload.pem" |
37 | #define CERT_FILE CERTIFICATE_ROOT "/certs/journal-upload.pem" | |
38 | #define TRUST_FILE CERTIFICATE_ROOT "/ca/trusted.pem" | |
50a0b071 | 39 | #define DEFAULT_PORT 19532 |
29fc0ddc | 40 | |
2cf4172a | 41 | static const char* arg_url = NULL; |
7449bc1f ZJS |
42 | static const char *arg_key = NULL; |
43 | static const char *arg_cert = NULL; | |
44 | static const char *arg_trust = NULL; | |
eacbb4d3 ZJS |
45 | static const char *arg_directory = NULL; |
46 | static char **arg_file = NULL; | |
47 | static const char *arg_cursor = NULL; | |
48 | static bool arg_after_cursor = false; | |
49 | static int arg_journal_type = 0; | |
50 | static const char *arg_machine = NULL; | |
51 | static bool arg_merge = false; | |
52 | static int arg_follow = -1; | |
722b6795 | 53 | static const char *arg_save_state = NULL; |
eacbb4d3 | 54 | |
2cf4172a LP |
55 | static void close_fd_input(Uploader *u); |
56 | ||
eacbb4d3 ZJS |
57 | #define SERVER_ANSWER_KEEP 2048 |
58 | ||
722b6795 ZJS |
59 | #define STATE_FILE "/var/lib/systemd/journal-upload/state" |
60 | ||
3d090cc6 | 61 | #define easy_setopt(curl, opt, value, level, cmd) \ |
8847551b | 62 | do { \ |
3d090cc6 ZJS |
63 | code = curl_easy_setopt(curl, opt, value); \ |
64 | if (code) { \ | |
65 | log_full(level, \ | |
66 | "curl_easy_setopt " #opt " failed: %s", \ | |
67 | curl_easy_strerror(code)); \ | |
68 | cmd; \ | |
69 | } \ | |
9ed794a3 | 70 | } while (0) |
3d090cc6 | 71 | |
eacbb4d3 ZJS |
72 | static size_t output_callback(char *buf, |
73 | size_t size, | |
74 | size_t nmemb, | |
75 | void *userp) { | |
76 | Uploader *u = userp; | |
77 | ||
78 | assert(u); | |
79 | ||
80 | log_debug("The server answers (%zu bytes): %.*s", | |
81 | size*nmemb, (int)(size*nmemb), buf); | |
82 | ||
83 | if (nmemb && !u->answer) { | |
84 | u->answer = strndup(buf, size*nmemb); | |
85 | if (!u->answer) | |
d4e98880 | 86 | log_warning("Failed to store server answer (%zu bytes): out of memory", size*nmemb); |
eacbb4d3 ZJS |
87 | } |
88 | ||
89 | return size * nmemb; | |
90 | } | |
91 | ||
d71839af ZJS |
92 | static int check_cursor_updating(Uploader *u) { |
93 | _cleanup_free_ char *temp_path = NULL; | |
94 | _cleanup_fclose_ FILE *f = NULL; | |
95 | int r; | |
96 | ||
97 | if (!u->state_file) | |
98 | return 0; | |
99 | ||
100 | r = mkdir_parents(u->state_file, 0755); | |
eb56eb9b MS |
101 | if (r < 0) |
102 | return log_error_errno(r, "Cannot create parent directory of state file %s: %m", | |
103 | u->state_file); | |
d71839af ZJS |
104 | |
105 | r = fopen_temporary(u->state_file, &f, &temp_path); | |
eb56eb9b MS |
106 | if (r < 0) |
107 | return log_error_errno(r, "Cannot save state to %s: %m", | |
108 | u->state_file); | |
d71839af ZJS |
109 | unlink(temp_path); |
110 | ||
111 | return 0; | |
112 | } | |
113 | ||
722b6795 ZJS |
114 | static int update_cursor_state(Uploader *u) { |
115 | _cleanup_free_ char *temp_path = NULL; | |
116 | _cleanup_fclose_ FILE *f = NULL; | |
117 | int r; | |
118 | ||
119 | if (!u->state_file || !u->last_cursor) | |
120 | return 0; | |
121 | ||
122 | r = fopen_temporary(u->state_file, &f, &temp_path); | |
123 | if (r < 0) | |
dacd6cee | 124 | goto fail; |
722b6795 ZJS |
125 | |
126 | fprintf(f, | |
127 | "# This is private data. Do not parse.\n" | |
128 | "LAST_CURSOR=%s\n", | |
129 | u->last_cursor); | |
130 | ||
dacd6cee LP |
131 | r = fflush_and_check(f); |
132 | if (r < 0) | |
133 | goto fail; | |
722b6795 | 134 | |
dacd6cee | 135 | if (rename(temp_path, u->state_file) < 0) { |
722b6795 | 136 | r = -errno; |
dacd6cee | 137 | goto fail; |
722b6795 ZJS |
138 | } |
139 | ||
dacd6cee LP |
140 | return 0; |
141 | ||
142 | fail: | |
143 | if (temp_path) | |
144 | (void) unlink(temp_path); | |
145 | ||
146 | (void) unlink(u->state_file); | |
722b6795 | 147 | |
dacd6cee | 148 | return log_error_errno(r, "Failed to save state %s: %m", u->state_file); |
722b6795 ZJS |
149 | } |
150 | ||
151 | static int load_cursor_state(Uploader *u) { | |
152 | int r; | |
153 | ||
154 | if (!u->state_file) | |
155 | return 0; | |
156 | ||
13df9c39 | 157 | r = parse_env_file(NULL, u->state_file, "LAST_CURSOR", &u->last_cursor); |
36d4739a ZJS |
158 | if (r == -ENOENT) |
159 | log_debug("State file %s is not present.", u->state_file); | |
eb56eb9b MS |
160 | else if (r < 0) |
161 | return log_error_errno(r, "Failed to read state file %s: %m", | |
162 | u->state_file); | |
163 | else | |
36d4739a | 164 | log_debug("Last cursor was %s", u->last_cursor); |
722b6795 ZJS |
165 | |
166 | return 0; | |
167 | } | |
168 | ||
3d090cc6 ZJS |
169 | int start_upload(Uploader *u, |
170 | size_t (*input_callback)(void *ptr, | |
171 | size_t size, | |
172 | size_t nmemb, | |
173 | void *userdata), | |
174 | void *data) { | |
175 | CURLcode code; | |
176 | ||
177 | assert(u); | |
178 | assert(input_callback); | |
179 | ||
180 | if (!u->header) { | |
181 | struct curl_slist *h; | |
182 | ||
183 | h = curl_slist_append(NULL, "Content-Type: application/vnd.fdo.journal"); | |
184 | if (!h) | |
185 | return log_oom(); | |
186 | ||
187 | h = curl_slist_append(h, "Transfer-Encoding: chunked"); | |
188 | if (!h) { | |
189 | curl_slist_free_all(h); | |
190 | return log_oom(); | |
191 | } | |
192 | ||
193 | h = curl_slist_append(h, "Accept: text/plain"); | |
194 | if (!h) { | |
195 | curl_slist_free_all(h); | |
196 | return log_oom(); | |
197 | } | |
198 | ||
199 | u->header = h; | |
200 | } | |
201 | ||
202 | if (!u->easy) { | |
203 | CURL *curl; | |
204 | ||
205 | curl = curl_easy_init(); | |
baaa35ad ZJS |
206 | if (!curl) |
207 | return log_error_errno(SYNTHETIC_ERRNO(ENOSR), | |
208 | "Call to curl_easy_init failed."); | |
3d090cc6 ZJS |
209 | |
210 | /* tell it to POST to the URL */ | |
211 | easy_setopt(curl, CURLOPT_POST, 1L, | |
212 | LOG_ERR, return -EXFULL); | |
213 | ||
b88a40a7 | 214 | easy_setopt(curl, CURLOPT_ERRORBUFFER, u->error, |
eacbb4d3 ZJS |
215 | LOG_ERR, return -EXFULL); |
216 | ||
217 | /* set where to write to */ | |
218 | easy_setopt(curl, CURLOPT_WRITEFUNCTION, output_callback, | |
219 | LOG_ERR, return -EXFULL); | |
220 | ||
221 | easy_setopt(curl, CURLOPT_WRITEDATA, data, | |
222 | LOG_ERR, return -EXFULL); | |
223 | ||
3d090cc6 ZJS |
224 | /* set where to read from */ |
225 | easy_setopt(curl, CURLOPT_READFUNCTION, input_callback, | |
226 | LOG_ERR, return -EXFULL); | |
227 | ||
228 | easy_setopt(curl, CURLOPT_READDATA, data, | |
229 | LOG_ERR, return -EXFULL); | |
230 | ||
231 | /* use our special own mime type and chunked transfer */ | |
232 | easy_setopt(curl, CURLOPT_HTTPHEADER, u->header, | |
233 | LOG_ERR, return -EXFULL); | |
234 | ||
f1d34068 | 235 | if (DEBUG_LOGGING) |
5dabb1e0 ZJS |
236 | /* enable verbose for easier tracing */ |
237 | easy_setopt(curl, CURLOPT_VERBOSE, 1L, LOG_WARNING, ); | |
3d090cc6 ZJS |
238 | |
239 | easy_setopt(curl, CURLOPT_USERAGENT, | |
681bd2c5 | 240 | "systemd-journal-upload " GIT_VERSION, |
3d090cc6 ZJS |
241 | LOG_WARNING, ); |
242 | ||
29fc0ddc | 243 | if (arg_key || startswith(u->url, "https://")) { |
799a8f39 | 244 | easy_setopt(curl, CURLOPT_SSLKEY, arg_key ?: PRIV_KEY_FILE, |
7449bc1f | 245 | LOG_ERR, return -EXFULL); |
29fc0ddc | 246 | easy_setopt(curl, CURLOPT_SSLCERT, arg_cert ?: CERT_FILE, |
7449bc1f ZJS |
247 | LOG_ERR, return -EXFULL); |
248 | } | |
249 | ||
8847551b ZJS |
250 | if (streq_ptr(arg_trust, "all")) |
251 | easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0, | |
252 | LOG_ERR, return -EUCLEAN); | |
253 | else if (arg_trust || startswith(u->url, "https://")) | |
29fc0ddc | 254 | easy_setopt(curl, CURLOPT_CAINFO, arg_trust ?: TRUST_FILE, |
7449bc1f ZJS |
255 | LOG_ERR, return -EXFULL); |
256 | ||
257 | if (arg_key || arg_trust) | |
258 | easy_setopt(curl, CURLOPT_SSLVERSION, CURL_SSLVERSION_TLSv1, | |
259 | LOG_WARNING, ); | |
260 | ||
3d090cc6 | 261 | u->easy = curl; |
eacbb4d3 ZJS |
262 | } else { |
263 | /* truncate the potential old error message */ | |
264 | u->error[0] = '\0'; | |
265 | ||
266 | free(u->answer); | |
267 | u->answer = 0; | |
3d090cc6 ZJS |
268 | } |
269 | ||
270 | /* upload to this place */ | |
271 | code = curl_easy_setopt(u->easy, CURLOPT_URL, u->url); | |
baaa35ad ZJS |
272 | if (code) |
273 | return log_error_errno(SYNTHETIC_ERRNO(EXFULL), | |
274 | "curl_easy_setopt CURLOPT_URL failed: %s", | |
275 | curl_easy_strerror(code)); | |
3d090cc6 ZJS |
276 | |
277 | u->uploading = true; | |
278 | ||
279 | return 0; | |
280 | } | |
281 | ||
282 | static size_t fd_input_callback(void *buf, size_t size, size_t nmemb, void *userp) { | |
283 | Uploader *u = userp; | |
c504106c | 284 | ssize_t n; |
3d090cc6 ZJS |
285 | |
286 | assert(u); | |
ccc0ec6f | 287 | assert(nmemb < SSIZE_MAX / size); |
3d090cc6 ZJS |
288 | |
289 | if (u->input < 0) | |
290 | return 0; | |
291 | ||
c504106c | 292 | assert(!size_multiply_overflow(size, nmemb)); |
3d090cc6 | 293 | |
c504106c LP |
294 | n = read(u->input, buf, size * nmemb); |
295 | log_debug("%s: allowed %zu, read %zd", __func__, size*nmemb, n); | |
296 | if (n > 0) | |
297 | return n; | |
3d090cc6 ZJS |
298 | |
299 | u->uploading = false; | |
c504106c | 300 | if (n < 0) { |
56f64d95 | 301 | log_error_errno(errno, "Aborting transfer after read error on input: %m."); |
3d090cc6 ZJS |
302 | return CURL_READFUNC_ABORT; |
303 | } | |
c504106c LP |
304 | |
305 | log_debug("Reached EOF"); | |
306 | close_fd_input(u); | |
307 | return 0; | |
3d090cc6 ZJS |
308 | } |
309 | ||
310 | static void close_fd_input(Uploader *u) { | |
311 | assert(u); | |
312 | ||
3ccf323d | 313 | u->input = safe_close(u->input); |
eacbb4d3 | 314 | u->timeout = 0; |
3d090cc6 ZJS |
315 | } |
316 | ||
317 | static int dispatch_fd_input(sd_event_source *event, | |
318 | int fd, | |
319 | uint32_t revents, | |
320 | void *userp) { | |
321 | Uploader *u = userp; | |
322 | ||
323 | assert(u); | |
3d090cc6 ZJS |
324 | assert(fd >= 0); |
325 | ||
8201af08 ZJS |
326 | if (revents & EPOLLHUP) { |
327 | log_debug("Received HUP"); | |
328 | close_fd_input(u); | |
329 | return 0; | |
330 | } | |
331 | ||
332 | if (!(revents & EPOLLIN)) { | |
333 | log_warning("Unexpected poll event %"PRIu32".", revents); | |
334 | return -EINVAL; | |
335 | } | |
336 | ||
3d090cc6 ZJS |
337 | if (u->uploading) { |
338 | log_warning("dispatch_fd_input called when uploading, ignoring."); | |
339 | return 0; | |
340 | } | |
341 | ||
342 | return start_upload(u, fd_input_callback, u); | |
343 | } | |
344 | ||
345 | static int open_file_for_upload(Uploader *u, const char *filename) { | |
e1ad6e24 | 346 | int fd, r = 0; |
3d090cc6 ZJS |
347 | |
348 | if (streq(filename, "-")) | |
349 | fd = STDIN_FILENO; | |
350 | else { | |
351 | fd = open(filename, O_RDONLY|O_CLOEXEC|O_NOCTTY); | |
4a62c710 MS |
352 | if (fd < 0) |
353 | return log_error_errno(errno, "Failed to open %s: %m", filename); | |
3d090cc6 ZJS |
354 | } |
355 | ||
356 | u->input = fd; | |
357 | ||
eacbb4d3 ZJS |
358 | if (arg_follow) { |
359 | r = sd_event_add_io(u->events, &u->input_event, | |
360 | fd, EPOLLIN, dispatch_fd_input, u); | |
361 | if (r < 0) { | |
eb56eb9b MS |
362 | if (r != -EPERM || arg_follow > 0) |
363 | return log_error_errno(r, "Failed to register input event: %m"); | |
3d090cc6 | 364 | |
eacbb4d3 ZJS |
365 | /* Normal files should just be consumed without polling. */ |
366 | r = start_upload(u, fd_input_callback, u); | |
367 | } | |
3d090cc6 | 368 | } |
eacbb4d3 | 369 | |
3d090cc6 ZJS |
370 | return r; |
371 | } | |
372 | ||
a3152e76 ZJS |
373 | static int dispatch_sigterm(sd_event_source *event, |
374 | const struct signalfd_siginfo *si, | |
375 | void *userdata) { | |
376 | Uploader *u = userdata; | |
377 | ||
378 | assert(u); | |
379 | ||
380 | log_received_signal(LOG_INFO, si); | |
381 | ||
382 | close_fd_input(u); | |
383 | close_journal_input(u); | |
384 | ||
385 | sd_event_exit(u->events, 0); | |
386 | return 0; | |
387 | } | |
388 | ||
389 | static int setup_signals(Uploader *u) { | |
a3152e76 ZJS |
390 | int r; |
391 | ||
392 | assert(u); | |
393 | ||
72c0a2c2 | 394 | assert_se(sigprocmask_many(SIG_SETMASK, NULL, SIGINT, SIGTERM, -1) >= 0); |
a3152e76 ZJS |
395 | |
396 | r = sd_event_add_signal(u->events, &u->sigterm_event, SIGTERM, dispatch_sigterm, u); | |
397 | if (r < 0) | |
398 | return r; | |
399 | ||
400 | r = sd_event_add_signal(u->events, &u->sigint_event, SIGINT, dispatch_sigterm, u); | |
401 | if (r < 0) | |
402 | return r; | |
403 | ||
404 | return 0; | |
405 | } | |
406 | ||
722b6795 | 407 | static int setup_uploader(Uploader *u, const char *url, const char *state_file) { |
3d090cc6 | 408 | int r; |
50a0b071 | 409 | const char *host, *proto = ""; |
3d090cc6 ZJS |
410 | |
411 | assert(u); | |
412 | assert(url); | |
413 | ||
b48a0e09 LP |
414 | *u = (Uploader) { |
415 | .input = -1 | |
416 | }; | |
3d090cc6 | 417 | |
49fe5c09 LP |
418 | host = STARTSWITH_SET(url, "http://", "https://"); |
419 | if (!host) { | |
50a0b071 ZJS |
420 | host = url; |
421 | proto = "https://"; | |
422 | } | |
423 | ||
424 | if (strchr(host, ':')) | |
605405c6 | 425 | u->url = strjoin(proto, url, "/upload"); |
50a0b071 ZJS |
426 | else { |
427 | char *t; | |
428 | size_t x; | |
5bc89120 | 429 | |
50a0b071 ZJS |
430 | t = strdupa(url); |
431 | x = strlen(t); | |
432 | while (x > 0 && t[x - 1] == '/') | |
433 | t[x - 1] = '\0'; | |
434 | ||
605405c6 | 435 | u->url = strjoin(proto, t, ":" STRINGIFY(DEFAULT_PORT), "/upload"); |
50a0b071 | 436 | } |
5bc89120 ZJS |
437 | if (!u->url) |
438 | return log_oom(); | |
439 | ||
722b6795 | 440 | u->state_file = state_file; |
3d090cc6 ZJS |
441 | |
442 | r = sd_event_default(&u->events); | |
eb56eb9b MS |
443 | if (r < 0) |
444 | return log_error_errno(r, "sd_event_default failed: %m"); | |
3d090cc6 | 445 | |
a3152e76 | 446 | r = setup_signals(u); |
eb56eb9b MS |
447 | if (r < 0) |
448 | return log_error_errno(r, "Failed to set up signals: %m"); | |
a3152e76 | 449 | |
0aa176a7 ZJS |
450 | (void) sd_watchdog_enabled(false, &u->watchdog_usec); |
451 | ||
722b6795 | 452 | return load_cursor_state(u); |
3d090cc6 ZJS |
453 | } |
454 | ||
455 | static void destroy_uploader(Uploader *u) { | |
456 | assert(u); | |
457 | ||
458 | curl_easy_cleanup(u->easy); | |
459 | curl_slist_free_all(u->header); | |
eacbb4d3 ZJS |
460 | free(u->answer); |
461 | ||
462 | free(u->last_cursor); | |
722b6795 | 463 | free(u->current_cursor); |
3d090cc6 | 464 | |
5bc89120 ZJS |
465 | free(u->url); |
466 | ||
3d090cc6 ZJS |
467 | u->input_event = sd_event_source_unref(u->input_event); |
468 | ||
469 | close_fd_input(u); | |
eacbb4d3 | 470 | close_journal_input(u); |
3d090cc6 | 471 | |
a3152e76 ZJS |
472 | sd_event_source_unref(u->sigterm_event); |
473 | sd_event_source_unref(u->sigint_event); | |
3d090cc6 ZJS |
474 | sd_event_unref(u->events); |
475 | } | |
476 | ||
eacbb4d3 ZJS |
477 | static int perform_upload(Uploader *u) { |
478 | CURLcode code; | |
479 | long status; | |
480 | ||
481 | assert(u); | |
482 | ||
0aa176a7 | 483 | u->watchdog_timestamp = now(CLOCK_MONOTONIC); |
eacbb4d3 ZJS |
484 | code = curl_easy_perform(u->easy); |
485 | if (code) { | |
30776485 ZJS |
486 | if (u->error[0]) |
487 | log_error("Upload to %s failed: %.*s", | |
488 | u->url, (int) sizeof(u->error), u->error); | |
489 | else | |
490 | log_error("Upload to %s failed: %s", | |
491 | u->url, curl_easy_strerror(code)); | |
eacbb4d3 ZJS |
492 | return -EIO; |
493 | } | |
494 | ||
495 | code = curl_easy_getinfo(u->easy, CURLINFO_RESPONSE_CODE, &status); | |
baaa35ad ZJS |
496 | if (code) |
497 | return log_error_errno(SYNTHETIC_ERRNO(EUCLEAN), | |
498 | "Failed to retrieve response code: %s", | |
499 | curl_easy_strerror(code)); | |
500 | ||
501 | if (status >= 300) | |
502 | return log_error_errno(SYNTHETIC_ERRNO(EIO), | |
503 | "Upload to %s failed with code %ld: %s", | |
504 | u->url, status, strna(u->answer)); | |
505 | else if (status < 200) | |
506 | return log_error_errno(SYNTHETIC_ERRNO(EIO), | |
507 | "Upload to %s finished with unexpected code %ld: %s", | |
508 | u->url, status, strna(u->answer)); | |
509 | else | |
1fa2f38f | 510 | log_debug("Upload finished successfully with code %ld: %s", |
eacbb4d3 | 511 | status, strna(u->answer)); |
722b6795 | 512 | |
3b319885 | 513 | free_and_replace(u->last_cursor, u->current_cursor); |
722b6795 ZJS |
514 | |
515 | return update_cursor_state(u); | |
eacbb4d3 ZJS |
516 | } |
517 | ||
29fc0ddc ZJS |
518 | static int parse_config(void) { |
519 | const ConfigTableItem items[] = { | |
520 | { "Upload", "URL", config_parse_string, 0, &arg_url }, | |
521 | { "Upload", "ServerKeyFile", config_parse_path, 0, &arg_key }, | |
522 | { "Upload", "ServerCertificateFile", config_parse_path, 0, &arg_cert }, | |
523 | { "Upload", "TrustedCertificateFile", config_parse_path, 0, &arg_trust }, | |
524 | {}}; | |
29fc0ddc | 525 | |
43688c49 | 526 | return config_parse_many_nulstr(PKGSYSCONFDIR "/journal-upload.conf", |
da412854 YW |
527 | CONF_PATHS_NULSTR("systemd/journal-upload.conf.d"), |
528 | "Upload\0", config_item_table_lookup, items, | |
bcde742e | 529 | CONFIG_PARSE_WARN, NULL); |
29fc0ddc ZJS |
530 | } |
531 | ||
37ec0fdd LP |
532 | static int help(void) { |
533 | _cleanup_free_ char *link = NULL; | |
534 | int r; | |
535 | ||
536 | r = terminal_urlify_man("systemd-journal-upload.service", "8", &link); | |
537 | if (r < 0) | |
538 | return log_oom(); | |
539 | ||
3d090cc6 ZJS |
540 | printf("%s -u URL {FILE|-}...\n\n" |
541 | "Upload journal events to a remote server.\n\n" | |
dad29dff LP |
542 | " -h --help Show this help\n" |
543 | " --version Show package version\n" | |
50a0b071 ZJS |
544 | " -u --url=URL Upload to this address (default port " |
545 | STRINGIFY(DEFAULT_PORT) ")\n" | |
1af719ed ZJS |
546 | " --key=FILENAME Specify key in PEM format (default:\n" |
547 | " \"" PRIV_KEY_FILE "\")\n" | |
548 | " --cert=FILENAME Specify certificate in PEM format (default:\n" | |
549 | " \"" CERT_FILE "\")\n" | |
550 | " --trust=FILENAME|all Specify CA certificate or disable checking (default:\n" | |
551 | " \"" TRUST_FILE "\")\n" | |
dad29dff LP |
552 | " --system Use the system journal\n" |
553 | " --user Use the user journal for the current user\n" | |
554 | " -m --merge Use all available journals\n" | |
555 | " -M --machine=CONTAINER Operate on local container\n" | |
556 | " -D --directory=PATH Use journal files from directory\n" | |
557 | " --file=PATH Use this journal file\n" | |
558 | " --cursor=CURSOR Start at the specified cursor\n" | |
559 | " --after-cursor=CURSOR Start after the specified cursor\n" | |
560 | " --follow[=BOOL] Do [not] wait for input\n" | |
561 | " --save-state[=FILE] Save uploaded cursors (default \n" | |
562 | " " STATE_FILE ")\n" | |
37ec0fdd LP |
563 | "\nSee the %s for details.\n" |
564 | , program_invocation_short_name | |
565 | , link | |
566 | ); | |
567 | ||
568 | return 0; | |
3d090cc6 ZJS |
569 | } |
570 | ||
571 | static int parse_argv(int argc, char *argv[]) { | |
572 | enum { | |
573 | ARG_VERSION = 0x100, | |
7449bc1f ZJS |
574 | ARG_KEY, |
575 | ARG_CERT, | |
576 | ARG_TRUST, | |
eacbb4d3 ZJS |
577 | ARG_USER, |
578 | ARG_SYSTEM, | |
579 | ARG_FILE, | |
580 | ARG_CURSOR, | |
581 | ARG_AFTER_CURSOR, | |
582 | ARG_FOLLOW, | |
722b6795 | 583 | ARG_SAVE_STATE, |
3d090cc6 ZJS |
584 | }; |
585 | ||
586 | static const struct option options[] = { | |
587 | { "help", no_argument, NULL, 'h' }, | |
588 | { "version", no_argument, NULL, ARG_VERSION }, | |
589 | { "url", required_argument, NULL, 'u' }, | |
7449bc1f ZJS |
590 | { "key", required_argument, NULL, ARG_KEY }, |
591 | { "cert", required_argument, NULL, ARG_CERT }, | |
592 | { "trust", required_argument, NULL, ARG_TRUST }, | |
eacbb4d3 ZJS |
593 | { "system", no_argument, NULL, ARG_SYSTEM }, |
594 | { "user", no_argument, NULL, ARG_USER }, | |
595 | { "merge", no_argument, NULL, 'm' }, | |
596 | { "machine", required_argument, NULL, 'M' }, | |
597 | { "directory", required_argument, NULL, 'D' }, | |
598 | { "file", required_argument, NULL, ARG_FILE }, | |
599 | { "cursor", required_argument, NULL, ARG_CURSOR }, | |
600 | { "after-cursor", required_argument, NULL, ARG_AFTER_CURSOR }, | |
dad29dff | 601 | { "follow", optional_argument, NULL, ARG_FOLLOW }, |
722b6795 | 602 | { "save-state", optional_argument, NULL, ARG_SAVE_STATE }, |
3d090cc6 ZJS |
603 | {} |
604 | }; | |
605 | ||
eacbb4d3 | 606 | int c, r; |
3d090cc6 ZJS |
607 | |
608 | assert(argc >= 0); | |
609 | assert(argv); | |
610 | ||
611 | opterr = 0; | |
612 | ||
eacbb4d3 | 613 | while ((c = getopt_long(argc, argv, "hu:mM:D:", options, NULL)) >= 0) |
3d090cc6 ZJS |
614 | switch(c) { |
615 | case 'h': | |
37ec0fdd | 616 | return help(); |
3d090cc6 ZJS |
617 | |
618 | case ARG_VERSION: | |
3f6fd1ba | 619 | return version(); |
3d090cc6 ZJS |
620 | |
621 | case 'u': | |
baaa35ad ZJS |
622 | if (arg_url) |
623 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
624 | "cannot use more than one --url"); | |
3d090cc6 ZJS |
625 | |
626 | arg_url = optarg; | |
627 | break; | |
628 | ||
7449bc1f | 629 | case ARG_KEY: |
baaa35ad ZJS |
630 | if (arg_key) |
631 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
632 | "cannot use more than one --key"); | |
7449bc1f ZJS |
633 | |
634 | arg_key = optarg; | |
635 | break; | |
636 | ||
637 | case ARG_CERT: | |
baaa35ad ZJS |
638 | if (arg_cert) |
639 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
640 | "cannot use more than one --cert"); | |
7449bc1f ZJS |
641 | |
642 | arg_cert = optarg; | |
643 | break; | |
644 | ||
645 | case ARG_TRUST: | |
baaa35ad ZJS |
646 | if (arg_trust) |
647 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
648 | "cannot use more than one --trust"); | |
7449bc1f ZJS |
649 | |
650 | arg_trust = optarg; | |
651 | break; | |
652 | ||
eacbb4d3 ZJS |
653 | case ARG_SYSTEM: |
654 | arg_journal_type |= SD_JOURNAL_SYSTEM; | |
655 | break; | |
656 | ||
657 | case ARG_USER: | |
658 | arg_journal_type |= SD_JOURNAL_CURRENT_USER; | |
659 | break; | |
660 | ||
661 | case 'm': | |
662 | arg_merge = true; | |
663 | break; | |
664 | ||
665 | case 'M': | |
baaa35ad ZJS |
666 | if (arg_machine) |
667 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
668 | "cannot use more than one --machine/-M"); | |
eacbb4d3 ZJS |
669 | |
670 | arg_machine = optarg; | |
671 | break; | |
672 | ||
673 | case 'D': | |
baaa35ad ZJS |
674 | if (arg_directory) |
675 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
676 | "cannot use more than one --directory/-D"); | |
eacbb4d3 ZJS |
677 | |
678 | arg_directory = optarg; | |
679 | break; | |
680 | ||
681 | case ARG_FILE: | |
682 | r = glob_extend(&arg_file, optarg); | |
eb56eb9b MS |
683 | if (r < 0) |
684 | return log_error_errno(r, "Failed to add paths: %m"); | |
eacbb4d3 ZJS |
685 | break; |
686 | ||
687 | case ARG_CURSOR: | |
baaa35ad ZJS |
688 | if (arg_cursor) |
689 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
690 | "cannot use more than one --cursor/--after-cursor"); | |
eacbb4d3 ZJS |
691 | |
692 | arg_cursor = optarg; | |
693 | break; | |
694 | ||
695 | case ARG_AFTER_CURSOR: | |
baaa35ad ZJS |
696 | if (arg_cursor) |
697 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
698 | "cannot use more than one --cursor/--after-cursor"); | |
eacbb4d3 ZJS |
699 | |
700 | arg_cursor = optarg; | |
701 | arg_after_cursor = true; | |
702 | break; | |
703 | ||
704 | case ARG_FOLLOW: | |
dad29dff LP |
705 | if (optarg) { |
706 | r = parse_boolean(optarg); | |
baaa35ad ZJS |
707 | if (r < 0) |
708 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
709 | "Failed to parse --follow= parameter."); | |
dad29dff LP |
710 | |
711 | arg_follow = !!r; | |
712 | } else | |
713 | arg_follow = true; | |
eacbb4d3 | 714 | |
eacbb4d3 ZJS |
715 | break; |
716 | ||
722b6795 ZJS |
717 | case ARG_SAVE_STATE: |
718 | arg_save_state = optarg ?: STATE_FILE; | |
719 | break; | |
720 | ||
3d090cc6 | 721 | case '?': |
baaa35ad ZJS |
722 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), |
723 | "Unknown option %s.", | |
724 | argv[optind - 1]); | |
3d090cc6 ZJS |
725 | |
726 | case ':': | |
baaa35ad ZJS |
727 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), |
728 | "Missing argument to %s.", | |
729 | argv[optind - 1]); | |
3d090cc6 ZJS |
730 | |
731 | default: | |
732 | assert_not_reached("Unhandled option code."); | |
733 | } | |
734 | ||
baaa35ad ZJS |
735 | if (!arg_url) |
736 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
737 | "Required --url/-u option missing."); | |
3d090cc6 | 738 | |
baaa35ad ZJS |
739 | if (!!arg_key != !!arg_cert) |
740 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
741 | "Options --key and --cert must be used together."); | |
7449bc1f | 742 | |
baaa35ad ZJS |
743 | if (optind < argc && (arg_directory || arg_file || arg_machine || arg_journal_type)) |
744 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
745 | "Input arguments make no sense with journal input."); | |
3d090cc6 ZJS |
746 | |
747 | return 1; | |
748 | } | |
749 | ||
eacbb4d3 ZJS |
750 | static int open_journal(sd_journal **j) { |
751 | int r; | |
752 | ||
753 | if (arg_directory) | |
754 | r = sd_journal_open_directory(j, arg_directory, arg_journal_type); | |
755 | else if (arg_file) | |
756 | r = sd_journal_open_files(j, (const char**) arg_file, 0); | |
757 | else if (arg_machine) | |
758 | r = sd_journal_open_container(j, arg_machine, 0); | |
759 | else | |
760 | r = sd_journal_open(j, !arg_merge*SD_JOURNAL_LOCAL_ONLY + arg_journal_type); | |
761 | if (r < 0) | |
c33b3297 MS |
762 | log_error_errno(r, "Failed to open %s: %m", |
763 | arg_directory ? arg_directory : arg_file ? "files" : "journal"); | |
eacbb4d3 ZJS |
764 | return r; |
765 | } | |
3d090cc6 | 766 | |
f36bb1e1 YW |
767 | static int run(int argc, char **argv) { |
768 | _cleanup_(notify_on_cleanup) const char *notify_message = NULL; | |
c9ed6086 | 769 | _cleanup_(destroy_uploader) Uploader u = {}; |
eacbb4d3 | 770 | bool use_journal; |
f36bb1e1 | 771 | int r; |
3d090cc6 ZJS |
772 | |
773 | log_show_color(true); | |
774 | log_parse_environment(); | |
775 | ||
1abaf488 LP |
776 | /* The journal merging logic potentially needs a lot of fds. */ |
777 | (void) rlimit_nofile_bump(HIGH_RLIMIT_NOFILE); | |
778 | ||
29fc0ddc | 779 | r = parse_config(); |
4015ac5c | 780 | if (r < 0) |
f36bb1e1 | 781 | return r; |
29fc0ddc | 782 | |
3d090cc6 ZJS |
783 | r = parse_argv(argc, argv); |
784 | if (r <= 0) | |
f36bb1e1 | 785 | return r; |
3d090cc6 | 786 | |
2cf4172a LP |
787 | sigbus_install(); |
788 | ||
722b6795 | 789 | r = setup_uploader(&u, arg_url, arg_save_state); |
3d090cc6 | 790 | if (r < 0) |
f36bb1e1 | 791 | return r; |
3d090cc6 | 792 | |
a3152e76 ZJS |
793 | sd_event_set_watchdog(u.events, true); |
794 | ||
d71839af ZJS |
795 | r = check_cursor_updating(&u); |
796 | if (r < 0) | |
f36bb1e1 | 797 | return r; |
d71839af | 798 | |
3d090cc6 | 799 | log_debug("%s running as pid "PID_FMT, |
df0ff127 | 800 | program_invocation_short_name, getpid_cached()); |
eacbb4d3 ZJS |
801 | |
802 | use_journal = optind >= argc; | |
803 | if (use_journal) { | |
804 | sd_journal *j; | |
805 | r = open_journal(&j); | |
806 | if (r < 0) | |
f36bb1e1 | 807 | return r; |
eacbb4d3 | 808 | r = open_journal_for_upload(&u, j, |
722b6795 ZJS |
809 | arg_cursor ?: u.last_cursor, |
810 | arg_cursor ? arg_after_cursor : true, | |
eacbb4d3 ZJS |
811 | !!arg_follow); |
812 | if (r < 0) | |
f36bb1e1 | 813 | return r; |
eacbb4d3 ZJS |
814 | } |
815 | ||
f36bb1e1 YW |
816 | notify_message = notify_start("READY=1\n" |
817 | "STATUS=Processing input...", | |
818 | NOTIFY_STOPPING); | |
3d090cc6 | 819 | |
57255510 | 820 | for (;;) { |
36d4739a ZJS |
821 | r = sd_event_get_state(u.events); |
822 | if (r < 0) | |
f36bb1e1 | 823 | return r; |
36d4739a | 824 | if (r == SD_EVENT_FINISHED) |
f36bb1e1 | 825 | return 0; |
36d4739a | 826 | |
eacbb4d3 ZJS |
827 | if (use_journal) { |
828 | if (!u.journal) | |
f36bb1e1 | 829 | return 0; |
eacbb4d3 ZJS |
830 | |
831 | r = check_journal_input(&u); | |
832 | } else if (u.input < 0 && !use_journal) { | |
3d090cc6 | 833 | if (optind >= argc) |
f36bb1e1 | 834 | return 0; |
3d090cc6 ZJS |
835 | |
836 | log_debug("Using %s as input.", argv[optind]); | |
3d090cc6 | 837 | r = open_file_for_upload(&u, argv[optind++]); |
3d090cc6 | 838 | } |
eacbb4d3 | 839 | if (r < 0) |
f36bb1e1 | 840 | return r; |
3d090cc6 | 841 | |
3d090cc6 | 842 | if (u.uploading) { |
eacbb4d3 ZJS |
843 | r = perform_upload(&u); |
844 | if (r < 0) | |
f36bb1e1 | 845 | return r; |
3d090cc6 ZJS |
846 | } |
847 | ||
eacbb4d3 | 848 | r = sd_event_run(u.events, u.timeout); |
f36bb1e1 YW |
849 | if (r < 0) |
850 | return log_error_errno(r, "Failed to run event loop: %m"); | |
3d090cc6 | 851 | } |
3d090cc6 | 852 | } |
f36bb1e1 YW |
853 | |
854 | DEFINE_MAIN_FUNCTION(run); |