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87d2c1ff LP |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2011 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
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 | |
87d2c1ff LP |
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 | |
5430f7f2 | 16 | Lesser General Public License for more details. |
87d2c1ff | 17 | |
5430f7f2 | 18 | You should have received a copy of the GNU Lesser General Public License |
87d2c1ff LP |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
20 | ***/ | |
21 | ||
a9cdc94f | 22 | #include <locale.h> |
87d2c1ff LP |
23 | #include <fcntl.h> |
24 | #include <errno.h> | |
25 | #include <stddef.h> | |
3fbf9cbb LP |
26 | #include <string.h> |
27 | #include <stdio.h> | |
28 | #include <unistd.h> | |
29 | #include <stdlib.h> | |
72f59706 | 30 | #include <time.h> |
0d43c694 | 31 | #include <getopt.h> |
585314e8 | 32 | #include <signal.h> |
50940700 | 33 | #include <sys/stat.h> |
f982e6f7 LP |
34 | #include <sys/ioctl.h> |
35 | #include <linux/fs.h> | |
87d2c1ff | 36 | |
4468addc LP |
37 | #ifdef HAVE_ACL |
38 | #include <sys/acl.h> | |
478c8269 | 39 | #include "acl-util.h" |
4468addc LP |
40 | #endif |
41 | ||
81527be1 LP |
42 | #include <systemd/sd-journal.h> |
43 | ||
3fbf9cbb | 44 | #include "log.h" |
7199aa96 | 45 | #include "logs-show.h" |
72f59706 | 46 | #include "util.h" |
e5124088 | 47 | #include "path-util.h" |
68fee104 | 48 | #include "fileio.h" |
0d43c694 LP |
49 | #include "build.h" |
50 | #include "pager.h" | |
86aa7ba4 | 51 | #include "logs-show.h" |
a963990f | 52 | #include "strv.h" |
dca6219e | 53 | #include "journal-internal.h" |
7560fffc | 54 | #include "journal-def.h" |
0284adc6 | 55 | #include "journal-verify.h" |
4da416aa | 56 | #include "journal-authenticate.h" |
f6a971bc | 57 | #include "journal-qrcode.h" |
4da416aa | 58 | #include "fsprg.h" |
c3f60ec5 | 59 | #include "unit-name.h" |
d4205751 | 60 | #include "catalog.h" |
7560fffc | 61 | |
baed47c3 | 62 | #define DEFAULT_FSS_INTERVAL_USEC (15*USEC_PER_MINUTE) |
250d54b5 | 63 | |
df50185b | 64 | static OutputMode arg_output = OUTPUT_SHORT; |
1b12a7b5 | 65 | static bool arg_pager_end = false; |
72f59706 | 66 | static bool arg_follow = false; |
e3657ecd | 67 | static bool arg_full = false; |
cd4b13e0 | 68 | static bool arg_all = false; |
0d43c694 | 69 | static bool arg_no_pager = false; |
67e04a48 | 70 | static int arg_lines = -1; |
e91af489 | 71 | static bool arg_no_tail = false; |
43673799 | 72 | static bool arg_quiet = false; |
9e8a535f | 73 | static bool arg_merge = false; |
d121b396 ZJS |
74 | static bool arg_boot = false; |
75 | static char *arg_boot_descriptor = NULL; | |
99271804 | 76 | static bool arg_dmesg = false; |
8f14c832 | 77 | static const char *arg_cursor = NULL; |
248fc619 ZJS |
78 | static const char *arg_after_cursor = NULL; |
79 | static bool arg_show_cursor = false; | |
a963990f | 80 | static const char *arg_directory = NULL; |
8d98da3f | 81 | static char **arg_file = NULL; |
941e990d | 82 | static int arg_priorities = 0xFF; |
baed47c3 | 83 | static const char *arg_verify_key = NULL; |
feb12d3e | 84 | #ifdef HAVE_GCRYPT |
baed47c3 | 85 | static usec_t arg_interval = DEFAULT_FSS_INTERVAL_USEC; |
b8547c10 | 86 | static bool arg_force = false; |
feb12d3e | 87 | #endif |
cfbc22ab LP |
88 | static usec_t arg_since, arg_until; |
89 | static bool arg_since_set = false, arg_until_set = false; | |
b9e40524 HH |
90 | static char **arg_system_units = NULL; |
91 | static char **arg_user_units = NULL; | |
3c1668da | 92 | static const char *arg_field = NULL; |
d4205751 | 93 | static bool arg_catalog = false; |
d89d6c86 | 94 | static bool arg_reverse = false; |
3f3a438f | 95 | static int arg_journal_type = 0; |
13cbf3a5 | 96 | static const char *arg_root = NULL; |
50f20cfd | 97 | |
7560fffc LP |
98 | static enum { |
99 | ACTION_SHOW, | |
100 | ACTION_NEW_ID128, | |
101 | ACTION_PRINT_HEADER, | |
beec0085 | 102 | ACTION_SETUP_KEYS, |
a1a03e30 LP |
103 | ACTION_VERIFY, |
104 | ACTION_DISK_USAGE, | |
d4205751 | 105 | ACTION_LIST_CATALOG, |
54b7254c | 106 | ACTION_DUMP_CATALOG, |
d4205751 | 107 | ACTION_UPDATE_CATALOG |
7560fffc LP |
108 | } arg_action = ACTION_SHOW; |
109 | ||
a331b5e6 JJ |
110 | typedef struct boot_id_t { |
111 | sd_id128_t id; | |
112 | uint64_t timestamp; | |
113 | } boot_id_t; | |
114 | ||
0d43c694 LP |
115 | static int help(void) { |
116 | ||
cd4b13e0 | 117 | printf("%s [OPTIONS...] [MATCHES...]\n\n" |
15119c16 LP |
118 | "Query the journal.\n\n" |
119 | "Flags:\n" | |
248fc619 ZJS |
120 | " --system Show only the system journal\n" |
121 | " --user Show only the user journal for current user\n" | |
122 | " --since=DATE Start showing entries newer or of the specified date\n" | |
123 | " --until=DATE Stop showing entries older or of the specified date\n" | |
124 | " -c --cursor=CURSOR Start showing entries from specified cursor\n" | |
125 | " --after-cursor=CURSOR Start showing entries from specified cursor\n" | |
126 | " --show-cursor Print the cursor after all the entries\n" | |
127 | " -b --boot[=ID] Show data only from ID or current boot if unspecified\n" | |
128 | " -k --dmesg Show kernel message log from current boot\n" | |
129 | " -u --unit=UNIT Show data only from the specified unit\n" | |
130 | " --user-unit=UNIT Show data only from the specified user session unit\n" | |
131 | " -p --priority=RANGE Show only messages within the specified priority range\n" | |
132 | " -e --pager-end Immediately jump to end of the journal in the pager\n" | |
133 | " -f --follow Follow journal\n" | |
134 | " -n --lines[=INTEGER] Number of journal entries to show\n" | |
135 | " --no-tail Show all lines, even in follow mode\n" | |
136 | " -r --reverse Show the newest entries first\n" | |
f02d8367 ZJS |
137 | " -o --output=STRING Change journal output mode (short, short-iso,\n" |
138 | " short-precise, short-monotonic, verbose,\n" | |
139 | " export, json, json-pretty, json-sse, cat)\n" | |
248fc619 ZJS |
140 | " -x --catalog Add message explanations where available\n" |
141 | " -l --full Do not ellipsize fields\n" | |
142 | " -a --all Show all fields, including long and unprintable\n" | |
143 | " -q --quiet Don't show privilege warning\n" | |
144 | " --no-pager Do not pipe output into a pager\n" | |
145 | " -m --merge Show entries from all available journals\n" | |
146 | " -D --directory=PATH Show journal files from directory\n" | |
147 | " --file=PATH Show journal file\n" | |
148 | " --root=ROOT Operate on catalog files underneath the root ROOT\n" | |
15119c16 | 149 | #ifdef HAVE_GCRYPT |
248fc619 ZJS |
150 | " --interval=TIME Time interval for changing the FSS sealing key\n" |
151 | " --verify-key=KEY Specify FSS verification key\n" | |
152 | " --force Force overriding new FSS key pair with --setup-keys\n" | |
15119c16 LP |
153 | #endif |
154 | "\nCommands:\n" | |
248fc619 ZJS |
155 | " -h --help Show this help\n" |
156 | " --version Show package version\n" | |
157 | " --new-id128 Generate a new 128 Bit ID\n" | |
158 | " --header Show journal header information\n" | |
159 | " --disk-usage Show total disk usage\n" | |
160 | " -F --field=FIELD List all values a certain field takes\n" | |
161 | " --list-catalog Show message IDs of all entries in the message catalog\n" | |
162 | " --dump-catalog Show entries in the message catalog\n" | |
163 | " --update-catalog Update the message catalog database\n" | |
feb12d3e | 164 | #ifdef HAVE_GCRYPT |
248fc619 ZJS |
165 | " --setup-keys Generate new FSS key pair\n" |
166 | " --verify Verify journal file consistency\n" | |
feb12d3e LP |
167 | #endif |
168 | , program_invocation_short_name); | |
0d43c694 LP |
169 | |
170 | return 0; | |
171 | } | |
172 | ||
173 | static int parse_argv(int argc, char *argv[]) { | |
174 | ||
175 | enum { | |
176 | ARG_VERSION = 0x100, | |
e91af489 | 177 | ARG_NO_PAGER, |
55ee336c | 178 | ARG_NO_TAIL, |
dca6219e | 179 | ARG_NEW_ID128, |
3f3a438f ZJS |
180 | ARG_USER, |
181 | ARG_SYSTEM, | |
13cbf3a5 | 182 | ARG_ROOT, |
7560fffc | 183 | ARG_HEADER, |
beec0085 | 184 | ARG_SETUP_KEYS, |
8d98da3f | 185 | ARG_FILE, |
baed47c3 | 186 | ARG_INTERVAL, |
4da416aa | 187 | ARG_VERIFY, |
a1a03e30 | 188 | ARG_VERIFY_KEY, |
cfbc22ab LP |
189 | ARG_DISK_USAGE, |
190 | ARG_SINCE, | |
d4205751 | 191 | ARG_UNTIL, |
248fc619 ZJS |
192 | ARG_AFTER_CURSOR, |
193 | ARG_SHOW_CURSOR, | |
ffa7cd15 | 194 | ARG_USER_UNIT, |
d4205751 | 195 | ARG_LIST_CATALOG, |
54b7254c | 196 | ARG_DUMP_CATALOG, |
3f3a438f | 197 | ARG_UPDATE_CATALOG, |
b8547c10 | 198 | ARG_FORCE, |
0d43c694 LP |
199 | }; |
200 | ||
201 | static const struct option options[] = { | |
248fc619 ZJS |
202 | { "help", no_argument, NULL, 'h' }, |
203 | { "version" , no_argument, NULL, ARG_VERSION }, | |
204 | { "no-pager", no_argument, NULL, ARG_NO_PAGER }, | |
205 | { "pager-end", no_argument, NULL, 'e' }, | |
206 | { "follow", no_argument, NULL, 'f' }, | |
207 | { "force", no_argument, NULL, ARG_FORCE }, | |
208 | { "output", required_argument, NULL, 'o' }, | |
209 | { "all", no_argument, NULL, 'a' }, | |
210 | { "full", no_argument, NULL, 'l' }, | |
211 | { "lines", optional_argument, NULL, 'n' }, | |
212 | { "no-tail", no_argument, NULL, ARG_NO_TAIL }, | |
213 | { "new-id128", no_argument, NULL, ARG_NEW_ID128 }, | |
214 | { "quiet", no_argument, NULL, 'q' }, | |
215 | { "merge", no_argument, NULL, 'm' }, | |
216 | { "boot", optional_argument, NULL, 'b' }, | |
217 | { "this-boot", optional_argument, NULL, 'b' }, /* deprecated */ | |
218 | { "dmesg", no_argument, NULL, 'k' }, | |
219 | { "system", no_argument, NULL, ARG_SYSTEM }, | |
220 | { "user", no_argument, NULL, ARG_USER }, | |
221 | { "directory", required_argument, NULL, 'D' }, | |
222 | { "file", required_argument, NULL, ARG_FILE }, | |
223 | { "root", required_argument, NULL, ARG_ROOT }, | |
224 | { "header", no_argument, NULL, ARG_HEADER }, | |
225 | { "priority", required_argument, NULL, 'p' }, | |
226 | { "setup-keys", no_argument, NULL, ARG_SETUP_KEYS }, | |
227 | { "interval", required_argument, NULL, ARG_INTERVAL }, | |
228 | { "verify", no_argument, NULL, ARG_VERIFY }, | |
229 | { "verify-key", required_argument, NULL, ARG_VERIFY_KEY }, | |
230 | { "disk-usage", no_argument, NULL, ARG_DISK_USAGE }, | |
231 | { "cursor", required_argument, NULL, 'c' }, | |
232 | { "after-cursor", required_argument, NULL, ARG_AFTER_CURSOR }, | |
233 | { "show-cursor", no_argument, NULL, ARG_SHOW_CURSOR }, | |
234 | { "since", required_argument, NULL, ARG_SINCE }, | |
235 | { "until", required_argument, NULL, ARG_UNTIL }, | |
236 | { "unit", required_argument, NULL, 'u' }, | |
237 | { "user-unit", required_argument, NULL, ARG_USER_UNIT }, | |
238 | { "field", required_argument, NULL, 'F' }, | |
239 | { "catalog", no_argument, NULL, 'x' }, | |
240 | { "list-catalog", no_argument, NULL, ARG_LIST_CATALOG }, | |
241 | { "dump-catalog", no_argument, NULL, ARG_DUMP_CATALOG }, | |
242 | { "update-catalog", no_argument, NULL, ARG_UPDATE_CATALOG }, | |
243 | { "reverse", no_argument, NULL, 'r' }, | |
244 | { NULL, 0, NULL, 0 } | |
0d43c694 LP |
245 | }; |
246 | ||
2100675e | 247 | int c, r; |
0d43c694 LP |
248 | |
249 | assert(argc >= 0); | |
250 | assert(argv); | |
251 | ||
a331b5e6 | 252 | while ((c = getopt_long(argc, argv, "hefo:aln::qmb::kD:p:c:u:F:xr", options, NULL)) >= 0) { |
0d43c694 LP |
253 | |
254 | switch (c) { | |
255 | ||
256 | case 'h': | |
257 | help(); | |
258 | return 0; | |
259 | ||
260 | case ARG_VERSION: | |
261 | puts(PACKAGE_STRING); | |
0d43c694 LP |
262 | puts(SYSTEMD_FEATURES); |
263 | return 0; | |
264 | ||
265 | case ARG_NO_PAGER: | |
266 | arg_no_pager = true; | |
267 | break; | |
268 | ||
1b12a7b5 HH |
269 | case 'e': |
270 | arg_pager_end = true; | |
fe59e38b LP |
271 | |
272 | if (arg_lines < 0) | |
273 | arg_lines = 1000; | |
274 | ||
1b12a7b5 HH |
275 | break; |
276 | ||
0d43c694 LP |
277 | case 'f': |
278 | arg_follow = true; | |
279 | break; | |
280 | ||
281 | case 'o': | |
1705594f | 282 | arg_output = output_mode_from_string(optarg); |
df50185b | 283 | if (arg_output < 0) { |
edfb521a | 284 | log_error("Unknown output format '%s'.", optarg); |
0d43c694 LP |
285 | return -EINVAL; |
286 | } | |
df50185b | 287 | |
edfb521a ZJS |
288 | if (arg_output == OUTPUT_EXPORT || |
289 | arg_output == OUTPUT_JSON || | |
290 | arg_output == OUTPUT_JSON_PRETTY || | |
291 | arg_output == OUTPUT_JSON_SSE || | |
292 | arg_output == OUTPUT_CAT) | |
293 | arg_quiet = true; | |
294 | ||
0d43c694 LP |
295 | break; |
296 | ||
98a6e132 | 297 | case 'l': |
e3657ecd ZJS |
298 | arg_full = true; |
299 | break; | |
300 | ||
0d43c694 | 301 | case 'a': |
cd4b13e0 | 302 | arg_all = true; |
0d43c694 LP |
303 | break; |
304 | ||
2100675e | 305 | case 'n': |
1705594f | 306 | if (optarg) { |
67e04a48 ZJS |
307 | r = safe_atoi(optarg, &arg_lines); |
308 | if (r < 0 || arg_lines < 0) { | |
1705594f LP |
309 | log_error("Failed to parse lines '%s'", optarg); |
310 | return -EINVAL; | |
311 | } | |
96088db0 LP |
312 | } else { |
313 | int n; | |
314 | ||
315 | /* Hmm, no argument? Maybe the next | |
316 | * word on the command line is | |
317 | * supposed to be the argument? Let's | |
318 | * see if there is one, and is | |
319 | * parsable as a positive | |
320 | * integer... */ | |
321 | ||
322 | if (optind < argc && | |
323 | safe_atoi(argv[optind], &n) >= 0 && | |
324 | n >= 0) { | |
325 | ||
326 | arg_lines = n; | |
327 | optind++; | |
328 | } else | |
329 | arg_lines = 10; | |
330 | } | |
1705594f | 331 | |
2100675e LP |
332 | break; |
333 | ||
e91af489 LP |
334 | case ARG_NO_TAIL: |
335 | arg_no_tail = true; | |
336 | break; | |
337 | ||
39f7f5c1 | 338 | case ARG_NEW_ID128: |
7560fffc | 339 | arg_action = ACTION_NEW_ID128; |
55ee336c LP |
340 | break; |
341 | ||
43673799 LP |
342 | case 'q': |
343 | arg_quiet = true; | |
490e567d | 344 | break; |
43673799 | 345 | |
9e8a535f LP |
346 | case 'm': |
347 | arg_merge = true; | |
2bd3c38a LP |
348 | break; |
349 | ||
59cea26a | 350 | case 'b': |
d121b396 ZJS |
351 | arg_boot = true; |
352 | ||
a331b5e6 | 353 | if (optarg) |
d121b396 ZJS |
354 | arg_boot_descriptor = optarg; |
355 | else if (optind < argc) { | |
356 | int boot; | |
357 | ||
358 | if (argv[optind][0] != '-' || | |
359 | safe_atoi(argv[optind], &boot) >= 0) { | |
360 | arg_boot_descriptor = argv[optind]; | |
361 | optind++; | |
362 | } | |
a331b5e6 | 363 | } |
d121b396 | 364 | |
59cea26a LP |
365 | break; |
366 | ||
99271804 | 367 | case 'k': |
d121b396 | 368 | arg_boot = arg_dmesg = true; |
99271804 ZJS |
369 | break; |
370 | ||
3f3a438f ZJS |
371 | case ARG_SYSTEM: |
372 | arg_journal_type |= SD_JOURNAL_SYSTEM; | |
373 | break; | |
374 | ||
375 | case ARG_USER: | |
376 | arg_journal_type |= SD_JOURNAL_CURRENT_USER; | |
377 | break; | |
378 | ||
a963990f LP |
379 | case 'D': |
380 | arg_directory = optarg; | |
381 | break; | |
382 | ||
8d98da3f ZJS |
383 | case ARG_FILE: |
384 | r = glob_extend(&arg_file, optarg); | |
385 | if (r < 0) { | |
386 | log_error("Failed to add paths: %s", strerror(-r)); | |
387 | return r; | |
388 | }; | |
389 | break; | |
390 | ||
13cbf3a5 ZJS |
391 | case ARG_ROOT: |
392 | arg_root = optarg; | |
393 | break; | |
394 | ||
8f14c832 LP |
395 | case 'c': |
396 | arg_cursor = optarg; | |
397 | break; | |
398 | ||
248fc619 ZJS |
399 | case ARG_AFTER_CURSOR: |
400 | arg_after_cursor = optarg; | |
401 | break; | |
402 | ||
403 | case ARG_SHOW_CURSOR: | |
404 | arg_show_cursor = true; | |
405 | break; | |
406 | ||
dca6219e | 407 | case ARG_HEADER: |
7560fffc LP |
408 | arg_action = ACTION_PRINT_HEADER; |
409 | break; | |
410 | ||
feb12d3e LP |
411 | case ARG_VERIFY: |
412 | arg_action = ACTION_VERIFY; | |
413 | break; | |
414 | ||
a1a03e30 LP |
415 | case ARG_DISK_USAGE: |
416 | arg_action = ACTION_DISK_USAGE; | |
417 | break; | |
418 | ||
feb12d3e | 419 | #ifdef HAVE_GCRYPT |
b8547c10 SL |
420 | case ARG_FORCE: |
421 | arg_force = true; | |
422 | break; | |
423 | ||
7560fffc LP |
424 | case ARG_SETUP_KEYS: |
425 | arg_action = ACTION_SETUP_KEYS; | |
dca6219e LP |
426 | break; |
427 | ||
beec0085 | 428 | |
baed47c3 | 429 | case ARG_VERIFY_KEY: |
4da416aa | 430 | arg_action = ACTION_VERIFY; |
baed47c3 | 431 | arg_verify_key = optarg; |
9e8a535f | 432 | arg_merge = false; |
4da416aa LP |
433 | break; |
434 | ||
baed47c3 | 435 | case ARG_INTERVAL: |
7f602784 | 436 | r = parse_sec(optarg, &arg_interval); |
baed47c3 LP |
437 | if (r < 0 || arg_interval <= 0) { |
438 | log_error("Failed to parse sealing key change interval: %s", optarg); | |
14d10188 LP |
439 | return -EINVAL; |
440 | } | |
441 | break; | |
feb12d3e LP |
442 | #else |
443 | case ARG_SETUP_KEYS: | |
444 | case ARG_VERIFY_KEY: | |
445 | case ARG_INTERVAL: | |
b8547c10 | 446 | case ARG_FORCE: |
feb12d3e LP |
447 | log_error("Forward-secure sealing not available."); |
448 | return -ENOTSUP; | |
449 | #endif | |
14d10188 | 450 | |
941e990d LP |
451 | case 'p': { |
452 | const char *dots; | |
453 | ||
454 | dots = strstr(optarg, ".."); | |
455 | if (dots) { | |
456 | char *a; | |
457 | int from, to, i; | |
458 | ||
459 | /* a range */ | |
460 | a = strndup(optarg, dots - optarg); | |
461 | if (!a) | |
462 | return log_oom(); | |
463 | ||
464 | from = log_level_from_string(a); | |
465 | to = log_level_from_string(dots + 2); | |
466 | free(a); | |
467 | ||
468 | if (from < 0 || to < 0) { | |
469 | log_error("Failed to parse log level range %s", optarg); | |
470 | return -EINVAL; | |
471 | } | |
472 | ||
473 | arg_priorities = 0; | |
474 | ||
475 | if (from < to) { | |
476 | for (i = from; i <= to; i++) | |
477 | arg_priorities |= 1 << i; | |
478 | } else { | |
479 | for (i = to; i <= from; i++) | |
480 | arg_priorities |= 1 << i; | |
481 | } | |
482 | ||
483 | } else { | |
484 | int p, i; | |
485 | ||
486 | p = log_level_from_string(optarg); | |
487 | if (p < 0) { | |
488 | log_error("Unknown log level %s", optarg); | |
489 | return -EINVAL; | |
490 | } | |
491 | ||
492 | arg_priorities = 0; | |
493 | ||
494 | for (i = 0; i <= p; i++) | |
495 | arg_priorities |= 1 << i; | |
496 | } | |
497 | ||
498 | break; | |
499 | } | |
500 | ||
cfbc22ab LP |
501 | case ARG_SINCE: |
502 | r = parse_timestamp(optarg, &arg_since); | |
503 | if (r < 0) { | |
504 | log_error("Failed to parse timestamp: %s", optarg); | |
505 | return -EINVAL; | |
506 | } | |
507 | arg_since_set = true; | |
508 | break; | |
509 | ||
510 | case ARG_UNTIL: | |
511 | r = parse_timestamp(optarg, &arg_until); | |
512 | if (r < 0) { | |
513 | log_error("Failed to parse timestamp: %s", optarg); | |
514 | return -EINVAL; | |
515 | } | |
516 | arg_until_set = true; | |
517 | break; | |
518 | ||
7199aa96 | 519 | case 'u': |
b9e40524 HH |
520 | r = strv_extend(&arg_system_units, optarg); |
521 | if (r < 0) | |
522 | return log_oom(); | |
ffa7cd15 DW |
523 | break; |
524 | ||
7199aa96 | 525 | case ARG_USER_UNIT: |
b9e40524 HH |
526 | r = strv_extend(&arg_user_units, optarg); |
527 | if (r < 0) | |
528 | return log_oom(); | |
c3f60ec5 LP |
529 | break; |
530 | ||
0d43c694 LP |
531 | case '?': |
532 | return -EINVAL; | |
533 | ||
15119c16 LP |
534 | case 'F': |
535 | arg_field = optarg; | |
536 | break; | |
537 | ||
d4205751 LP |
538 | case 'x': |
539 | arg_catalog = true; | |
540 | break; | |
541 | ||
542 | case ARG_LIST_CATALOG: | |
543 | arg_action = ACTION_LIST_CATALOG; | |
544 | break; | |
545 | ||
54b7254c ZJS |
546 | case ARG_DUMP_CATALOG: |
547 | arg_action = ACTION_DUMP_CATALOG; | |
548 | break; | |
549 | ||
d4205751 LP |
550 | case ARG_UPDATE_CATALOG: |
551 | arg_action = ACTION_UPDATE_CATALOG; | |
552 | break; | |
553 | ||
d89d6c86 LN |
554 | case 'r': |
555 | arg_reverse = true; | |
556 | break; | |
557 | ||
0d43c694 LP |
558 | default: |
559 | log_error("Unknown option code %c", c); | |
560 | return -EINVAL; | |
561 | } | |
562 | } | |
563 | ||
67e04a48 | 564 | if (arg_follow && !arg_no_tail && arg_lines < 0) |
e91af489 LP |
565 | arg_lines = 10; |
566 | ||
8d98da3f ZJS |
567 | if (arg_directory && arg_file) { |
568 | log_error("Please specify either -D/--directory= or --file=, not both."); | |
569 | return -EINVAL; | |
570 | } | |
571 | ||
3ba09ee8 | 572 | if (arg_since_set && arg_until_set && arg_since > arg_until) { |
cfbc22ab LP |
573 | log_error("--since= must be before --until=."); |
574 | return -EINVAL; | |
575 | } | |
576 | ||
248fc619 ZJS |
577 | if (!!arg_cursor + !!arg_after_cursor + !!arg_since_set > 1) { |
578 | log_error("Please specify only one of --since=, --cursor=, and --after-cursor."); | |
cfbc22ab LP |
579 | return -EINVAL; |
580 | } | |
581 | ||
d89d6c86 LN |
582 | if (arg_follow && arg_reverse) { |
583 | log_error("Please specify either --reverse= or --follow=, not both."); | |
584 | return -EINVAL; | |
585 | } | |
586 | ||
0d43c694 LP |
587 | return 1; |
588 | } | |
589 | ||
39f7f5c1 | 590 | static int generate_new_id128(void) { |
55ee336c LP |
591 | sd_id128_t id; |
592 | int r; | |
593 | unsigned i; | |
594 | ||
595 | r = sd_id128_randomize(&id); | |
596 | if (r < 0) { | |
597 | log_error("Failed to generate ID: %s", strerror(-r)); | |
598 | return r; | |
599 | } | |
600 | ||
601 | printf("As string:\n" | |
602 | SD_ID128_FORMAT_STR "\n\n" | |
603 | "As UUID:\n" | |
604 | "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\n\n" | |
605 | "As macro:\n" | |
d489071f | 606 | "#define MESSAGE_XYZ SD_ID128_MAKE(", |
55ee336c LP |
607 | SD_ID128_FORMAT_VAL(id), |
608 | SD_ID128_FORMAT_VAL(id)); | |
55ee336c LP |
609 | for (i = 0; i < 16; i++) |
610 | printf("%02x%s", id.bytes[i], i != 15 ? "," : ""); | |
d489071f | 611 | fputs(")\n\n", stdout); |
55ee336c | 612 | |
d489071f ZJS |
613 | printf("As Python constant:\n" |
614 | ">>> import uuid\n" | |
615 | ">>> MESSAGE_XYZ = uuid.UUID('" SD_ID128_FORMAT_STR "')\n", | |
616 | SD_ID128_FORMAT_VAL(id)); | |
55ee336c LP |
617 | |
618 | return 0; | |
619 | } | |
620 | ||
a963990f LP |
621 | static int add_matches(sd_journal *j, char **args) { |
622 | char **i; | |
59cea26a | 623 | |
a963990f | 624 | assert(j); |
59cea26a | 625 | |
a963990f | 626 | STRV_FOREACH(i, args) { |
52aeb63c | 627 | int r; |
59cea26a | 628 | |
cbdca852 LP |
629 | if (streq(*i, "+")) |
630 | r = sd_journal_add_disjunction(j); | |
631 | else if (path_is_absolute(*i)) { | |
68fee104 | 632 | _cleanup_free_ char *p, *t = NULL, *t2 = NULL; |
e5124088 | 633 | const char *path; |
68fee104 | 634 | _cleanup_free_ char *interpreter = NULL; |
a963990f | 635 | struct stat st; |
e5124088 | 636 | |
a963990f LP |
637 | p = canonicalize_file_name(*i); |
638 | path = p ? p : *i; | |
e5124088 LP |
639 | |
640 | if (stat(path, &st) < 0) { | |
e5124088 | 641 | log_error("Couldn't stat file: %m"); |
a963990f | 642 | return -errno; |
e5124088 LP |
643 | } |
644 | ||
68fee104 ZJS |
645 | if (S_ISREG(st.st_mode) && (0111 & st.st_mode)) { |
646 | if (executable_is_script(path, &interpreter) > 0) { | |
647 | _cleanup_free_ char *comm; | |
648 | ||
649 | comm = strndup(path_get_file_name(path), 15); | |
650 | if (!comm) | |
651 | return log_oom(); | |
652 | ||
653 | t = strappend("_COMM=", comm); | |
654 | ||
655 | /* Append _EXE only if the interpreter is not a link. | |
656 | Otherwise it might be outdated often. */ | |
657 | if (lstat(interpreter, &st) == 0 && | |
658 | !S_ISLNK(st.st_mode)) { | |
659 | t2 = strappend("_EXE=", interpreter); | |
660 | if (!t2) | |
661 | return log_oom(); | |
662 | } | |
663 | } else | |
664 | t = strappend("_EXE=", path); | |
665 | } else if (S_ISCHR(st.st_mode)) | |
b6a34514 LP |
666 | asprintf(&t, "_KERNEL_DEVICE=c%u:%u", major(st.st_rdev), minor(st.st_rdev)); |
667 | else if (S_ISBLK(st.st_mode)) | |
668 | asprintf(&t, "_KERNEL_DEVICE=b%u:%u", major(st.st_rdev), minor(st.st_rdev)); | |
669 | else { | |
fb93cf73 | 670 | log_error("File is neither a device node, nor regular file, nor executable: %s", *i); |
a963990f | 671 | return -EINVAL; |
50940700 | 672 | } |
e5124088 | 673 | |
b6a34514 LP |
674 | if (!t) |
675 | return log_oom(); | |
676 | ||
677 | r = sd_journal_add_match(j, t, 0); | |
68fee104 ZJS |
678 | if (t2) |
679 | r = sd_journal_add_match(j, t2, 0); | |
e5124088 | 680 | } else |
cbdca852 | 681 | r = sd_journal_add_match(j, *i, 0); |
e5124088 | 682 | |
de7b95cd | 683 | if (r < 0) { |
cbdca852 | 684 | log_error("Failed to add match '%s': %s", *i, strerror(-r)); |
a963990f | 685 | return r; |
de7b95cd LP |
686 | } |
687 | } | |
688 | ||
a963990f LP |
689 | return 0; |
690 | } | |
691 | ||
a331b5e6 JJ |
692 | static int boot_id_cmp(const void *a, const void *b) { |
693 | uint64_t _a, _b; | |
694 | ||
695 | _a = ((const boot_id_t *)a)->timestamp; | |
696 | _b = ((const boot_id_t *)b)->timestamp; | |
697 | ||
698 | return _a < _b ? -1 : (_a > _b ? 1 : 0); | |
699 | } | |
700 | ||
701 | static int get_relative_boot_id(sd_journal *j, sd_id128_t *boot_id, int relative) { | |
702 | int r; | |
703 | const void *data; | |
d121b396 | 704 | unsigned int count = 0; |
a331b5e6 | 705 | size_t length, allocated = 0; |
d121b396 | 706 | boot_id_t ref_boot_id = {SD_ID128_NULL}, *id; |
a331b5e6 | 707 | _cleanup_free_ boot_id_t *all_ids = NULL; |
a331b5e6 JJ |
708 | |
709 | assert(j); | |
710 | assert(boot_id); | |
711 | ||
d121b396 | 712 | if (relative == 0 && !sd_id128_equal(*boot_id, SD_ID128_NULL)) |
a331b5e6 JJ |
713 | return 0; |
714 | ||
a331b5e6 JJ |
715 | r = sd_journal_query_unique(j, "_BOOT_ID"); |
716 | if (r < 0) | |
717 | return r; | |
718 | ||
719 | SD_JOURNAL_FOREACH_UNIQUE(j, data, length) { | |
720 | if (length < strlen("_BOOT_ID=")) | |
721 | continue; | |
722 | ||
d121b396 | 723 | if (!GREEDY_REALLOC(all_ids, allocated, count + 1)) |
a331b5e6 JJ |
724 | return log_oom(); |
725 | ||
d121b396 | 726 | id = &all_ids[count]; |
a331b5e6 JJ |
727 | |
728 | r = sd_id128_from_string(((const char *)data) + strlen("_BOOT_ID="), &id->id); | |
d121b396 | 729 | if (r < 0) |
a331b5e6 | 730 | continue; |
a331b5e6 | 731 | |
a331b5e6 JJ |
732 | r = sd_journal_add_match(j, data, length); |
733 | if (r < 0) | |
d121b396 | 734 | return r; |
a331b5e6 JJ |
735 | |
736 | r = sd_journal_seek_head(j); | |
737 | if (r < 0) | |
d121b396 | 738 | return r; |
a331b5e6 JJ |
739 | |
740 | r = sd_journal_next(j); | |
d121b396 ZJS |
741 | if (r < 0) |
742 | return r; | |
743 | else if (r == 0) | |
744 | goto flush; | |
a331b5e6 JJ |
745 | |
746 | r = sd_journal_get_realtime_usec(j, &id->timestamp); | |
747 | if (r < 0) | |
d121b396 | 748 | return r; |
a331b5e6 | 749 | |
d121b396 | 750 | if (sd_id128_equal(id->id, *boot_id)) |
a331b5e6 | 751 | ref_boot_id = *id; |
a331b5e6 | 752 | |
d121b396 ZJS |
753 | count++; |
754 | flush: | |
755 | sd_journal_flush_matches(j); | |
a331b5e6 JJ |
756 | } |
757 | ||
d121b396 | 758 | qsort(all_ids, count, sizeof(boot_id_t), boot_id_cmp); |
a331b5e6 | 759 | |
d121b396 ZJS |
760 | if (sd_id128_equal(*boot_id, SD_ID128_NULL)) { |
761 | if (relative > (int) count || relative <= -(int)count) | |
762 | return -EADDRNOTAVAIL; | |
a331b5e6 | 763 | |
d121b396 ZJS |
764 | *boot_id = all_ids[(relative <= 0)*count + relative - 1].id; |
765 | } else { | |
766 | id = bsearch(&ref_boot_id, all_ids, count, sizeof(boot_id_t), boot_id_cmp); | |
a331b5e6 | 767 | |
d121b396 ZJS |
768 | if (!id || |
769 | relative <= 0 ? (id - all_ids) + relative < 0 : | |
a54e3b3d | 770 | (id - all_ids) + relative >= (int) count) |
d121b396 ZJS |
771 | return -EADDRNOTAVAIL; |
772 | ||
773 | *boot_id = (id + relative)->id; | |
774 | } | |
a963990f | 775 | |
a331b5e6 JJ |
776 | return 0; |
777 | } | |
778 | ||
779 | static int add_boot(sd_journal *j) { | |
780 | char match[9+32+1] = "_BOOT_ID="; | |
d121b396 ZJS |
781 | char *offset; |
782 | sd_id128_t boot_id = SD_ID128_NULL; | |
a331b5e6 JJ |
783 | int r, relative = 0; |
784 | ||
785 | assert(j); | |
786 | ||
d121b396 | 787 | if (!arg_boot) |
a331b5e6 JJ |
788 | return 0; |
789 | ||
d121b396 ZJS |
790 | if (!arg_boot_descriptor) |
791 | return add_match_this_boot(j); | |
a331b5e6 | 792 | |
d121b396 ZJS |
793 | if (strlen(arg_boot_descriptor) >= 32) { |
794 | char tmp = arg_boot_descriptor[32]; | |
795 | arg_boot_descriptor[32] = '\0'; | |
796 | r = sd_id128_from_string(arg_boot_descriptor, &boot_id); | |
797 | arg_boot_descriptor[32] = tmp; | |
798 | ||
799 | if (r < 0) { | |
800 | log_error("Failed to parse boot ID '%.32s': %s", | |
801 | arg_boot_descriptor, strerror(-r)); | |
802 | return r; | |
a331b5e6 | 803 | } |
a331b5e6 | 804 | |
d121b396 ZJS |
805 | offset = arg_boot_descriptor + 32; |
806 | ||
a54e3b3d | 807 | if (*offset && *offset != '-' && *offset != '+') { |
d121b396 ZJS |
808 | log_error("Relative boot ID offset must start with a '+' or a '-', found '%s' ", offset); |
809 | return -EINVAL; | |
a331b5e6 | 810 | } |
d121b396 ZJS |
811 | } else |
812 | offset = arg_boot_descriptor; | |
813 | ||
814 | if (*offset) { | |
815 | r = safe_atoi(offset, &relative); | |
a331b5e6 | 816 | if (r < 0) { |
d121b396 ZJS |
817 | log_error("Failed to parse relative boot ID number '%s'", offset); |
818 | return -EINVAL; | |
a331b5e6 JJ |
819 | } |
820 | } | |
821 | ||
822 | r = get_relative_boot_id(j, &boot_id, relative); | |
823 | if (r < 0) { | |
d121b396 ZJS |
824 | if (sd_id128_equal(boot_id, SD_ID128_NULL)) |
825 | log_error("Failed to look up boot %+d: %s", relative, strerror(-r)); | |
826 | else | |
827 | log_error("Failed to look up boot ID "SD_ID128_FORMAT_STR"%+d: %s", | |
828 | SD_ID128_FORMAT_VAL(boot_id), relative, strerror(-r)); | |
a331b5e6 | 829 | return r; |
a331b5e6 JJ |
830 | } |
831 | ||
832 | sd_id128_to_string(boot_id, match + 9); | |
d121b396 ZJS |
833 | |
834 | r = sd_journal_add_match(j, match, sizeof(match) - 1); | |
a331b5e6 JJ |
835 | if (r < 0) { |
836 | log_error("Failed to add match: %s", strerror(-r)); | |
837 | return r; | |
838 | } | |
839 | ||
840 | r = sd_journal_add_conjunction(j); | |
841 | if (r < 0) | |
842 | return r; | |
843 | ||
844 | return 0; | |
a963990f LP |
845 | } |
846 | ||
99271804 ZJS |
847 | static int add_dmesg(sd_journal *j) { |
848 | int r; | |
849 | assert(j); | |
850 | ||
851 | if (!arg_dmesg) | |
852 | return 0; | |
853 | ||
854 | r = sd_journal_add_match(j, "_TRANSPORT=kernel", strlen("_TRANSPORT=kernel")); | |
855 | if (r < 0) { | |
856 | log_error("Failed to add match: %s", strerror(-r)); | |
857 | return r; | |
858 | } | |
859 | ||
860 | r = sd_journal_add_conjunction(j); | |
861 | if (r < 0) | |
862 | return r; | |
863 | ||
864 | return 0; | |
865 | } | |
866 | ||
b9e40524 | 867 | static int add_units(sd_journal *j) { |
4750fade | 868 | _cleanup_free_ char *u = NULL; |
c3f60ec5 | 869 | int r; |
b9e40524 | 870 | char **i; |
c3f60ec5 LP |
871 | |
872 | assert(j); | |
873 | ||
b9e40524 HH |
874 | STRV_FOREACH(i, arg_system_units) { |
875 | u = unit_name_mangle(*i); | |
876 | if (!u) | |
877 | return log_oom(); | |
878 | r = add_matches_for_unit(j, u); | |
879 | if (r < 0) | |
880 | return r; | |
881 | r = sd_journal_add_disjunction(j); | |
882 | if (r < 0) | |
883 | return r; | |
884 | } | |
c3f60ec5 | 885 | |
b9e40524 HH |
886 | STRV_FOREACH(i, arg_user_units) { |
887 | u = unit_name_mangle(*i); | |
888 | if (!u) | |
889 | return log_oom(); | |
c3f60ec5 | 890 | |
7199aa96 | 891 | r = add_matches_for_user_unit(j, u, getuid()); |
b9e40524 HH |
892 | if (r < 0) |
893 | return r; | |
894 | ||
895 | r = sd_journal_add_disjunction(j); | |
896 | if (r < 0) | |
897 | return r; | |
898 | ||
899 | } | |
c3f60ec5 | 900 | |
cd34b3c6 HH |
901 | r = sd_journal_add_conjunction(j); |
902 | if (r < 0) | |
903 | return r; | |
904 | ||
c3f60ec5 LP |
905 | return 0; |
906 | } | |
907 | ||
941e990d LP |
908 | static int add_priorities(sd_journal *j) { |
909 | char match[] = "PRIORITY=0"; | |
910 | int i, r; | |
941e990d LP |
911 | assert(j); |
912 | ||
913 | if (arg_priorities == 0xFF) | |
914 | return 0; | |
915 | ||
916 | for (i = LOG_EMERG; i <= LOG_DEBUG; i++) | |
917 | if (arg_priorities & (1 << i)) { | |
918 | match[sizeof(match)-2] = '0' + i; | |
919 | ||
941e990d LP |
920 | r = sd_journal_add_match(j, match, strlen(match)); |
921 | if (r < 0) { | |
922 | log_error("Failed to add match: %s", strerror(-r)); | |
923 | return r; | |
924 | } | |
925 | } | |
926 | ||
cd34b3c6 HH |
927 | r = sd_journal_add_conjunction(j); |
928 | if (r < 0) | |
929 | return r; | |
930 | ||
941e990d LP |
931 | return 0; |
932 | } | |
933 | ||
7560fffc LP |
934 | static int setup_keys(void) { |
935 | #ifdef HAVE_GCRYPT | |
936 | size_t mpk_size, seed_size, state_size, i; | |
937 | uint8_t *mpk, *seed, *state; | |
938 | ssize_t l; | |
f982e6f7 | 939 | int fd = -1, r, attr = 0; |
7560fffc LP |
940 | sd_id128_t machine, boot; |
941 | char *p = NULL, *k = NULL; | |
baed47c3 | 942 | struct FSSHeader h; |
14d10188 | 943 | uint64_t n; |
b98e3866 SL |
944 | struct stat st; |
945 | ||
946 | r = stat("/var/log/journal", &st); | |
947 | if (r < 0 && errno != ENOENT && errno != ENOTDIR) { | |
948 | log_error("stat(\"%s\") failed: %m", "/var/log/journal"); | |
949 | return -errno; | |
950 | } | |
951 | ||
952 | if (r < 0 || !S_ISDIR(st.st_mode)) { | |
953 | log_error("%s is not a directory, must be using persistent logging for FSS.", | |
954 | "/var/log/journal"); | |
955 | return r < 0 ? -errno : -ENOTDIR; | |
956 | } | |
7560fffc LP |
957 | |
958 | r = sd_id128_get_machine(&machine); | |
959 | if (r < 0) { | |
960 | log_error("Failed to get machine ID: %s", strerror(-r)); | |
961 | return r; | |
962 | } | |
963 | ||
964 | r = sd_id128_get_boot(&boot); | |
965 | if (r < 0) { | |
966 | log_error("Failed to get boot ID: %s", strerror(-r)); | |
967 | return r; | |
968 | } | |
969 | ||
baed47c3 | 970 | if (asprintf(&p, "/var/log/journal/" SD_ID128_FORMAT_STR "/fss", |
7560fffc LP |
971 | SD_ID128_FORMAT_VAL(machine)) < 0) |
972 | return log_oom(); | |
973 | ||
974 | if (access(p, F_OK) >= 0) { | |
b8547c10 SL |
975 | if (arg_force) { |
976 | r = unlink(p); | |
977 | if (r < 0) { | |
978 | log_error("unlink(\"%s\") failed: %m", p); | |
979 | r = -errno; | |
980 | goto finish; | |
981 | } | |
982 | } else { | |
983 | log_error("Sealing key file %s exists already. (--force to recreate)", p); | |
984 | r = -EEXIST; | |
985 | goto finish; | |
986 | } | |
7560fffc LP |
987 | } |
988 | ||
baed47c3 | 989 | if (asprintf(&k, "/var/log/journal/" SD_ID128_FORMAT_STR "/fss.tmp.XXXXXX", |
7560fffc LP |
990 | SD_ID128_FORMAT_VAL(machine)) < 0) { |
991 | r = log_oom(); | |
992 | goto finish; | |
993 | } | |
994 | ||
995 | mpk_size = FSPRG_mskinbytes(FSPRG_RECOMMENDED_SECPAR); | |
996 | mpk = alloca(mpk_size); | |
997 | ||
998 | seed_size = FSPRG_RECOMMENDED_SEEDLEN; | |
999 | seed = alloca(seed_size); | |
1000 | ||
1001 | state_size = FSPRG_stateinbytes(FSPRG_RECOMMENDED_SECPAR); | |
1002 | state = alloca(state_size); | |
1003 | ||
1004 | fd = open("/dev/random", O_RDONLY|O_CLOEXEC|O_NOCTTY); | |
1005 | if (fd < 0) { | |
1006 | log_error("Failed to open /dev/random: %m"); | |
1007 | r = -errno; | |
1008 | goto finish; | |
1009 | } | |
1010 | ||
1011 | log_info("Generating seed..."); | |
1012 | l = loop_read(fd, seed, seed_size, true); | |
1013 | if (l < 0 || (size_t) l != seed_size) { | |
1014 | log_error("Failed to read random seed: %s", strerror(EIO)); | |
1015 | r = -EIO; | |
1016 | goto finish; | |
1017 | } | |
1018 | ||
1019 | log_info("Generating key pair..."); | |
1020 | FSPRG_GenMK(NULL, mpk, seed, seed_size, FSPRG_RECOMMENDED_SECPAR); | |
1021 | ||
baed47c3 | 1022 | log_info("Generating sealing key..."); |
7560fffc LP |
1023 | FSPRG_GenState0(state, mpk, seed, seed_size); |
1024 | ||
baed47c3 LP |
1025 | assert(arg_interval > 0); |
1026 | ||
7560fffc | 1027 | n = now(CLOCK_REALTIME); |
baed47c3 | 1028 | n /= arg_interval; |
7560fffc LP |
1029 | |
1030 | close_nointr_nofail(fd); | |
1031 | fd = mkostemp(k, O_WRONLY|O_CLOEXEC|O_NOCTTY); | |
1032 | if (fd < 0) { | |
1033 | log_error("Failed to open %s: %m", k); | |
1034 | r = -errno; | |
1035 | goto finish; | |
1036 | } | |
1037 | ||
f982e6f7 LP |
1038 | /* Enable secure remove, exclusion from dump, synchronous |
1039 | * writing and in-place updating */ | |
1040 | if (ioctl(fd, FS_IOC_GETFLAGS, &attr) < 0) | |
1041 | log_warning("FS_IOC_GETFLAGS failed: %m"); | |
1042 | ||
1043 | attr |= FS_SECRM_FL|FS_NODUMP_FL|FS_SYNC_FL|FS_NOCOW_FL; | |
1044 | ||
1045 | if (ioctl(fd, FS_IOC_SETFLAGS, &attr) < 0) | |
1046 | log_warning("FS_IOC_SETFLAGS failed: %m"); | |
1047 | ||
7560fffc LP |
1048 | zero(h); |
1049 | memcpy(h.signature, "KSHHRHLP", 8); | |
1050 | h.machine_id = machine; | |
1051 | h.boot_id = boot; | |
1052 | h.header_size = htole64(sizeof(h)); | |
baed47c3 LP |
1053 | h.start_usec = htole64(n * arg_interval); |
1054 | h.interval_usec = htole64(arg_interval); | |
1055 | h.fsprg_secpar = htole16(FSPRG_RECOMMENDED_SECPAR); | |
1056 | h.fsprg_state_size = htole64(state_size); | |
7560fffc LP |
1057 | |
1058 | l = loop_write(fd, &h, sizeof(h), false); | |
1059 | if (l < 0 || (size_t) l != sizeof(h)) { | |
1060 | log_error("Failed to write header: %s", strerror(EIO)); | |
1061 | r = -EIO; | |
1062 | goto finish; | |
1063 | } | |
1064 | ||
1065 | l = loop_write(fd, state, state_size, false); | |
1066 | if (l < 0 || (size_t) l != state_size) { | |
1067 | log_error("Failed to write state: %s", strerror(EIO)); | |
1068 | r = -EIO; | |
1069 | goto finish; | |
1070 | } | |
1071 | ||
1072 | if (link(k, p) < 0) { | |
1073 | log_error("Failed to link file: %m"); | |
1074 | r = -errno; | |
1075 | goto finish; | |
1076 | } | |
1077 | ||
8481248b | 1078 | if (on_tty()) { |
7560fffc LP |
1079 | fprintf(stderr, |
1080 | "\n" | |
baed47c3 | 1081 | "The new key pair has been generated. The " ANSI_HIGHLIGHT_ON "secret sealing key" ANSI_HIGHLIGHT_OFF " has been written to\n" |
c05276f2 LP |
1082 | "the following local file. This key file is automatically updated when the\n" |
1083 | "sealing key is advanced. It should not be used on multiple hosts.\n" | |
7560fffc LP |
1084 | "\n" |
1085 | "\t%s\n" | |
1086 | "\n" | |
baed47c3 LP |
1087 | "Please write down the following " ANSI_HIGHLIGHT_ON "secret verification key" ANSI_HIGHLIGHT_OFF ". It should be stored\n" |
1088 | "at a safe location and should not be saved locally on disk.\n" | |
7560fffc LP |
1089 | "\n\t" ANSI_HIGHLIGHT_RED_ON, p); |
1090 | fflush(stderr); | |
1091 | } | |
1092 | for (i = 0; i < seed_size; i++) { | |
1093 | if (i > 0 && i % 3 == 0) | |
1094 | putchar('-'); | |
1095 | printf("%02x", ((uint8_t*) seed)[i]); | |
1096 | } | |
1097 | ||
baed47c3 LP |
1098 | printf("/%llx-%llx\n", (unsigned long long) n, (unsigned long long) arg_interval); |
1099 | ||
8481248b | 1100 | if (on_tty()) { |
f6a971bc | 1101 | char tsb[FORMAT_TIMESPAN_MAX], *hn; |
7560fffc | 1102 | |
baed47c3 LP |
1103 | fprintf(stderr, |
1104 | ANSI_HIGHLIGHT_OFF "\n" | |
1105 | "The sealing key is automatically changed every %s.\n", | |
2fa4092c | 1106 | format_timespan(tsb, sizeof(tsb), arg_interval, 0)); |
f6a971bc LP |
1107 | |
1108 | hn = gethostname_malloc(); | |
1109 | ||
1110 | if (hn) { | |
e724b063 | 1111 | hostname_cleanup(hn, false); |
adac1c93 | 1112 | fprintf(stderr, "\nThe keys have been generated for host %s/" SD_ID128_FORMAT_STR ".\n", hn, SD_ID128_FORMAT_VAL(machine)); |
f6a971bc | 1113 | } else |
adac1c93 | 1114 | fprintf(stderr, "\nThe keys have been generated for host " SD_ID128_FORMAT_STR ".\n", SD_ID128_FORMAT_VAL(machine)); |
f6a971bc LP |
1115 | |
1116 | #ifdef HAVE_QRENCODE | |
cf5a3432 | 1117 | /* If this is not an UTF-8 system don't print any QR codes */ |
09017585 | 1118 | if (is_locale_utf8()) { |
cf5a3432 LP |
1119 | fputs("\nTo transfer the verification key to your phone please scan the QR code below:\n\n", stderr); |
1120 | print_qr_code(stderr, seed, seed_size, n, arg_interval, hn, machine); | |
1121 | } | |
f6a971bc LP |
1122 | #endif |
1123 | free(hn); | |
baed47c3 | 1124 | } |
7560fffc LP |
1125 | |
1126 | r = 0; | |
1127 | ||
1128 | finish: | |
1129 | if (fd >= 0) | |
1130 | close_nointr_nofail(fd); | |
1131 | ||
1132 | if (k) { | |
1133 | unlink(k); | |
1134 | free(k); | |
1135 | } | |
1136 | ||
1137 | free(p); | |
1138 | ||
1139 | return r; | |
1140 | #else | |
feb12d3e LP |
1141 | log_error("Forward-secure sealing not available."); |
1142 | return -ENOTSUP; | |
7560fffc LP |
1143 | #endif |
1144 | } | |
1145 | ||
beec0085 LP |
1146 | static int verify(sd_journal *j) { |
1147 | int r = 0; | |
1148 | Iterator i; | |
1149 | JournalFile *f; | |
1150 | ||
1151 | assert(j); | |
1152 | ||
cedb42bb LP |
1153 | log_show_color(true); |
1154 | ||
beec0085 LP |
1155 | HASHMAP_FOREACH(f, j->files, i) { |
1156 | int k; | |
2a7b539a | 1157 | usec_t first, validated, last; |
beec0085 | 1158 | |
56e81f7c | 1159 | #ifdef HAVE_GCRYPT |
feb12d3e | 1160 | if (!arg_verify_key && JOURNAL_HEADER_SEALED(f->header)) |
cedb42bb | 1161 | log_notice("Journal file %s has sealing enabled but verification key has not been passed using --verify-key=.", f->path); |
56e81f7c | 1162 | #endif |
4da416aa | 1163 | |
2a7b539a | 1164 | k = journal_file_verify(f, arg_verify_key, &first, &validated, &last, true); |
56e81f7c | 1165 | if (k == -EINVAL) { |
baed47c3 | 1166 | /* If the key was invalid give up right-away. */ |
56e81f7c LP |
1167 | return k; |
1168 | } else if (k < 0) { | |
beec0085 | 1169 | log_warning("FAIL: %s (%s)", f->path, strerror(-k)); |
56e81f7c | 1170 | r = k; |
6c7be122 LP |
1171 | } else { |
1172 | char a[FORMAT_TIMESTAMP_MAX], b[FORMAT_TIMESTAMP_MAX], c[FORMAT_TIMESPAN_MAX]; | |
beec0085 | 1173 | log_info("PASS: %s", f->path); |
6c7be122 | 1174 | |
c0ca7aee | 1175 | if (arg_verify_key && JOURNAL_HEADER_SEALED(f->header)) { |
2a7b539a | 1176 | if (validated > 0) { |
c0ca7aee | 1177 | log_info("=> Validated from %s to %s, final %s entries not sealed.", |
2a7b539a LP |
1178 | format_timestamp(a, sizeof(a), first), |
1179 | format_timestamp(b, sizeof(b), validated), | |
2fa4092c | 1180 | format_timespan(c, sizeof(c), last > validated ? last - validated : 0, 0)); |
2a7b539a | 1181 | } else if (last > 0) |
c0ca7aee | 1182 | log_info("=> No sealing yet, %s of entries not sealed.", |
2fa4092c | 1183 | format_timespan(c, sizeof(c), last - first, 0)); |
c0ca7aee LP |
1184 | else |
1185 | log_info("=> No sealing yet, no entries in file."); | |
1186 | } | |
6c7be122 | 1187 | } |
beec0085 LP |
1188 | } |
1189 | ||
1190 | return r; | |
1191 | } | |
1192 | ||
15804ceb | 1193 | #ifdef HAVE_ACL |
6fe391c5 ZJS |
1194 | static int access_check_var_log_journal(sd_journal *j) { |
1195 | _cleanup_strv_free_ char **g = NULL; | |
1196 | bool have_access; | |
1197 | int r; | |
1198 | ||
1199 | assert(j); | |
1200 | ||
1201 | have_access = in_group("systemd-journal") > 0; | |
1202 | ||
1203 | if (!have_access) { | |
1204 | /* Let's enumerate all groups from the default ACL of | |
1205 | * the directory, which generally should allow access | |
1206 | * to most journal files too */ | |
1207 | r = search_acl_groups(&g, "/var/log/journal/", &have_access); | |
1208 | if (r < 0) | |
1209 | return r; | |
15804ceb LP |
1210 | } |
1211 | ||
6fe391c5 | 1212 | if (!have_access) { |
4468addc | 1213 | |
6fe391c5 | 1214 | if (strv_isempty(g)) |
3ac251b8 LP |
1215 | log_notice("Hint: You are currently not seeing messages from other users and the system.\n" |
1216 | " Users in the 'systemd-journal' group can see all messages. Pass -q to\n" | |
1217 | " turn off this notice."); | |
6fe391c5 ZJS |
1218 | else { |
1219 | _cleanup_free_ char *s = NULL; | |
4468addc | 1220 | |
6fe391c5 | 1221 | r = strv_extend(&g, "systemd-journal"); |
478c8269 | 1222 | if (r < 0) |
6fe391c5 ZJS |
1223 | return log_oom(); |
1224 | ||
1225 | strv_sort(g); | |
1226 | strv_uniq(g); | |
1227 | ||
1228 | s = strv_join(g, "', '"); | |
1229 | if (!s) | |
1230 | return log_oom(); | |
1231 | ||
1232 | log_notice("Hint: You are currently not seeing messages from other users and the system.\n" | |
3ac251b8 LP |
1233 | " Users in the groups '%s' can see all messages.\n" |
1234 | " Pass -q to turn off this notice.", s); | |
4468addc | 1235 | } |
6fe391c5 | 1236 | } |
4468addc | 1237 | |
6fe391c5 ZJS |
1238 | return 0; |
1239 | } | |
1240 | #endif | |
4468addc | 1241 | |
6fe391c5 | 1242 | static int access_check(sd_journal *j) { |
6fe391c5 | 1243 | Iterator it; |
3ac251b8 | 1244 | void *code; |
6fe391c5 | 1245 | int r = 0; |
4468addc | 1246 | |
6fe391c5 | 1247 | assert(j); |
4468addc | 1248 | |
6fe391c5 ZJS |
1249 | if (set_isempty(j->errors)) { |
1250 | if (hashmap_isempty(j->files)) | |
3ac251b8 | 1251 | log_notice("No journal files were found."); |
6fe391c5 ZJS |
1252 | return 0; |
1253 | } | |
4468addc | 1254 | |
3ac251b8 | 1255 | if (set_contains(j->errors, INT_TO_PTR(-EACCES))) { |
6fe391c5 ZJS |
1256 | #ifdef HAVE_ACL |
1257 | /* If /var/log/journal doesn't even exist, | |
3ac251b8 | 1258 | * unprivileged users have no access at all */ |
6fe391c5 ZJS |
1259 | if (access("/var/log/journal", F_OK) < 0 && |
1260 | geteuid() != 0 && | |
1261 | in_group("systemd-journal") <= 0) { | |
3ac251b8 LP |
1262 | log_error("Unprivileged users cannot access messages, unless persistent log storage is\n" |
1263 | "enabled. Users in the 'systemd-journal' group may always access messages."); | |
6fe391c5 ZJS |
1264 | return -EACCES; |
1265 | } | |
4468addc | 1266 | |
6fe391c5 ZJS |
1267 | /* If /var/log/journal exists, try to pring a nice |
1268 | notice if the user lacks access to it */ | |
1269 | if (!arg_quiet && geteuid() != 0) { | |
1270 | r = access_check_var_log_journal(j); | |
1271 | if (r < 0) | |
1272 | return r; | |
4468addc | 1273 | } |
15804ceb | 1274 | #else |
3ac251b8 LP |
1275 | if (geteuid() != 0 && in_group("systemd-journal") <= 0) { |
1276 | log_error("Unprivileged users cannot access messages. Users in the 'systemd-journal' group\n" | |
1277 | "group may access messages."); | |
1278 | return -EACCES; | |
1279 | } | |
15804ceb | 1280 | #endif |
3ac251b8 | 1281 | |
6fe391c5 | 1282 | if (hashmap_isempty(j->files)) { |
3ac251b8 | 1283 | log_error("No journal files were opened due to insufficient permissions."); |
6fe391c5 ZJS |
1284 | r = -EACCES; |
1285 | } | |
1286 | } | |
15804ceb | 1287 | |
6fe391c5 | 1288 | SET_FOREACH(code, j->errors, it) { |
3ac251b8 LP |
1289 | int err; |
1290 | ||
1291 | err = -PTR_TO_INT(code); | |
6fe391c5 | 1292 | assert(err > 0); |
3ac251b8 | 1293 | |
6fe391c5 ZJS |
1294 | if (err != EACCES) |
1295 | log_warning("Error was encountered while opening journal files: %s", | |
1296 | strerror(err)); | |
1297 | } | |
1298 | ||
6fe391c5 | 1299 | return r; |
15804ceb LP |
1300 | } |
1301 | ||
a963990f LP |
1302 | int main(int argc, char *argv[]) { |
1303 | int r; | |
7fd1b19b | 1304 | _cleanup_journal_close_ sd_journal*j = NULL; |
a963990f | 1305 | bool need_seek = false; |
14a65d65 | 1306 | sd_id128_t previous_boot_id; |
67e04a48 ZJS |
1307 | bool previous_boot_id_valid = false, first_line = true; |
1308 | int n_shown = 0; | |
94e0bd7d | 1309 | bool ellipsized = false; |
a963990f | 1310 | |
a9cdc94f | 1311 | setlocale(LC_ALL, ""); |
a963990f LP |
1312 | log_parse_environment(); |
1313 | log_open(); | |
1314 | ||
1315 | r = parse_argv(argc, argv); | |
1316 | if (r <= 0) | |
1317 | goto finish; | |
1318 | ||
ed757c0c LP |
1319 | signal(SIGWINCH, columns_lines_cache_reset); |
1320 | ||
7560fffc | 1321 | if (arg_action == ACTION_NEW_ID128) { |
a963990f LP |
1322 | r = generate_new_id128(); |
1323 | goto finish; | |
1324 | } | |
1325 | ||
7560fffc LP |
1326 | if (arg_action == ACTION_SETUP_KEYS) { |
1327 | r = setup_keys(); | |
1328 | goto finish; | |
1329 | } | |
1330 | ||
844ec79b ZJS |
1331 | if (arg_action == ACTION_UPDATE_CATALOG || |
1332 | arg_action == ACTION_LIST_CATALOG || | |
1333 | arg_action == ACTION_DUMP_CATALOG) { | |
1334 | ||
0db80948 | 1335 | const char* database = CATALOG_DATABASE; |
7fd1b19b | 1336 | _cleanup_free_ char *copy = NULL; |
0db80948 ZJS |
1337 | if (arg_root) { |
1338 | copy = strjoin(arg_root, "/", CATALOG_DATABASE, NULL); | |
3a819b1b | 1339 | if (!copy) { |
0db80948 ZJS |
1340 | r = log_oom(); |
1341 | goto finish; | |
1342 | } | |
1343 | path_kill_slashes(copy); | |
1344 | database = copy; | |
13cbf3a5 ZJS |
1345 | } |
1346 | ||
844ec79b | 1347 | if (arg_action == ACTION_UPDATE_CATALOG) { |
13cbf3a5 | 1348 | r = catalog_update(database, arg_root, catalog_file_dirs); |
844ec79b ZJS |
1349 | if (r < 0) |
1350 | log_error("Failed to list catalog: %s", strerror(-r)); | |
1351 | } else { | |
1352 | bool oneline = arg_action == ACTION_LIST_CATALOG; | |
1353 | ||
1354 | if (optind < argc) | |
13cbf3a5 | 1355 | r = catalog_list_items(stdout, database, |
844ec79b ZJS |
1356 | oneline, argv + optind); |
1357 | else | |
13cbf3a5 | 1358 | r = catalog_list(stdout, database, oneline); |
844ec79b ZJS |
1359 | if (r < 0) |
1360 | log_error("Failed to list catalog: %s", strerror(-r)); | |
1361 | } | |
d4205751 | 1362 | |
d4205751 LP |
1363 | goto finish; |
1364 | } | |
1365 | ||
a963990f | 1366 | if (arg_directory) |
3f3a438f | 1367 | r = sd_journal_open_directory(&j, arg_directory, arg_journal_type); |
8d98da3f ZJS |
1368 | else if (arg_file) |
1369 | r = sd_journal_open_files(&j, (const char**) arg_file, 0); | |
a963990f | 1370 | else |
3f3a438f | 1371 | r = sd_journal_open(&j, !arg_merge*SD_JOURNAL_LOCAL_ONLY + arg_journal_type); |
a963990f | 1372 | if (r < 0) { |
8d98da3f ZJS |
1373 | log_error("Failed to open %s: %s", |
1374 | arg_directory ? arg_directory : arg_file ? "files" : "journal", | |
1375 | strerror(-r)); | |
763c7aa2 | 1376 | return EXIT_FAILURE; |
a963990f LP |
1377 | } |
1378 | ||
6fe391c5 ZJS |
1379 | r = access_check(j); |
1380 | if (r < 0) | |
1381 | return EXIT_FAILURE; | |
1382 | ||
beec0085 LP |
1383 | if (arg_action == ACTION_VERIFY) { |
1384 | r = verify(j); | |
1385 | goto finish; | |
1386 | } | |
1387 | ||
7560fffc | 1388 | if (arg_action == ACTION_PRINT_HEADER) { |
dca6219e | 1389 | journal_print_header(j); |
763c7aa2 | 1390 | return EXIT_SUCCESS; |
dca6219e LP |
1391 | } |
1392 | ||
a1a03e30 LP |
1393 | if (arg_action == ACTION_DISK_USAGE) { |
1394 | uint64_t bytes; | |
1395 | char sbytes[FORMAT_BYTES_MAX]; | |
1396 | ||
1397 | r = sd_journal_get_usage(j, &bytes); | |
1398 | if (r < 0) | |
763c7aa2 | 1399 | return EXIT_FAILURE; |
a1a03e30 | 1400 | |
763c7aa2 ZJS |
1401 | printf("Journals take up %s on disk.\n", |
1402 | format_bytes(sbytes, sizeof(sbytes), bytes)); | |
1403 | return EXIT_SUCCESS; | |
a1a03e30 LP |
1404 | } |
1405 | ||
a331b5e6 JJ |
1406 | /* add_boot() must be called first! |
1407 | * It may need to seek the journal to find parent boot IDs. */ | |
1408 | r = add_boot(j); | |
a963990f | 1409 | if (r < 0) |
763c7aa2 | 1410 | return EXIT_FAILURE; |
a963990f | 1411 | |
99271804 ZJS |
1412 | r = add_dmesg(j); |
1413 | if (r < 0) | |
1414 | return EXIT_FAILURE; | |
1415 | ||
b9e40524 HH |
1416 | r = add_units(j); |
1417 | strv_free(arg_system_units); | |
1418 | strv_free(arg_user_units); | |
1419 | ||
c3f60ec5 | 1420 | if (r < 0) |
763c7aa2 | 1421 | return EXIT_FAILURE; |
c3f60ec5 | 1422 | |
cd34b3c6 | 1423 | r = add_priorities(j); |
a963990f | 1424 | if (r < 0) |
763c7aa2 | 1425 | return EXIT_FAILURE; |
a963990f | 1426 | |
cd34b3c6 | 1427 | r = add_matches(j, argv + optind); |
941e990d | 1428 | if (r < 0) |
763c7aa2 | 1429 | return EXIT_FAILURE; |
941e990d | 1430 | |
4ad16808 ZJS |
1431 | if (_unlikely_(log_get_max_level() >= LOG_PRI(LOG_DEBUG))) { |
1432 | _cleanup_free_ char *filter; | |
1433 | ||
1434 | filter = journal_make_match_string(j); | |
1435 | log_debug("Journal filter: %s", filter); | |
1436 | } | |
67e04a48 | 1437 | |
15119c16 LP |
1438 | if (arg_field) { |
1439 | const void *data; | |
1440 | size_t size; | |
1441 | ||
21ae4593 ZJS |
1442 | r = sd_journal_set_data_threshold(j, 0); |
1443 | if (r < 0) { | |
1444 | log_error("Failed to unset data size threshold"); | |
1445 | return EXIT_FAILURE; | |
1446 | } | |
1447 | ||
15119c16 LP |
1448 | r = sd_journal_query_unique(j, arg_field); |
1449 | if (r < 0) { | |
1450 | log_error("Failed to query unique data objects: %s", strerror(-r)); | |
763c7aa2 | 1451 | return EXIT_FAILURE; |
15119c16 LP |
1452 | } |
1453 | ||
1454 | SD_JOURNAL_FOREACH_UNIQUE(j, data, size) { | |
1455 | const void *eq; | |
1456 | ||
67e04a48 | 1457 | if (arg_lines >= 0 && n_shown >= arg_lines) |
fd6e8875 LP |
1458 | break; |
1459 | ||
15119c16 LP |
1460 | eq = memchr(data, '=', size); |
1461 | if (eq) | |
1462 | printf("%.*s\n", (int) (size - ((const uint8_t*) eq - (const uint8_t*) data + 1)), (const char*) eq + 1); | |
1463 | else | |
1464 | printf("%.*s\n", (int) size, (const char*) data); | |
fd6e8875 LP |
1465 | |
1466 | n_shown ++; | |
15119c16 LP |
1467 | } |
1468 | ||
763c7aa2 | 1469 | return EXIT_SUCCESS; |
15119c16 LP |
1470 | } |
1471 | ||
8d98da3f ZJS |
1472 | /* Opening the fd now means the first sd_journal_wait() will actually wait */ |
1473 | if (arg_follow) { | |
1474 | r = sd_journal_get_fd(j); | |
1475 | if (r < 0) | |
1476 | return EXIT_FAILURE; | |
1477 | } | |
1478 | ||
248fc619 ZJS |
1479 | if (arg_cursor || arg_after_cursor) { |
1480 | r = sd_journal_seek_cursor(j, arg_cursor ? arg_cursor : arg_after_cursor); | |
08984293 | 1481 | if (r < 0) { |
cfbc22ab | 1482 | log_error("Failed to seek to cursor: %s", strerror(-r)); |
763c7aa2 | 1483 | return EXIT_FAILURE; |
08984293 | 1484 | } |
d89d6c86 | 1485 | if (!arg_reverse) |
248fc619 | 1486 | r = sd_journal_next_skip(j, 1 + !!arg_after_cursor); |
d89d6c86 | 1487 | else |
248fc619 ZJS |
1488 | r = sd_journal_previous_skip(j, 1 + !!arg_after_cursor); |
1489 | ||
1490 | if (arg_after_cursor && r < 2 && !arg_follow) | |
1491 | /* We couldn't find the next entry after the cursor. */ | |
1492 | arg_lines = 0; | |
08984293 | 1493 | |
d89d6c86 | 1494 | } else if (arg_since_set && !arg_reverse) { |
cfbc22ab | 1495 | r = sd_journal_seek_realtime_usec(j, arg_since); |
8f14c832 | 1496 | if (r < 0) { |
cfbc22ab | 1497 | log_error("Failed to seek to date: %s", strerror(-r)); |
763c7aa2 | 1498 | return EXIT_FAILURE; |
8f14c832 | 1499 | } |
8f14c832 LP |
1500 | r = sd_journal_next(j); |
1501 | ||
d89d6c86 LN |
1502 | } else if (arg_until_set && arg_reverse) { |
1503 | r = sd_journal_seek_realtime_usec(j, arg_until); | |
1504 | if (r < 0) { | |
1505 | log_error("Failed to seek to date: %s", strerror(-r)); | |
763c7aa2 | 1506 | return EXIT_FAILURE; |
d89d6c86 LN |
1507 | } |
1508 | r = sd_journal_previous(j); | |
1509 | ||
67e04a48 | 1510 | } else if (arg_lines >= 0) { |
2100675e LP |
1511 | r = sd_journal_seek_tail(j); |
1512 | if (r < 0) { | |
1513 | log_error("Failed to seek to tail: %s", strerror(-r)); | |
763c7aa2 | 1514 | return EXIT_FAILURE; |
2100675e LP |
1515 | } |
1516 | ||
1517 | r = sd_journal_previous_skip(j, arg_lines); | |
8f14c832 | 1518 | |
d89d6c86 LN |
1519 | } else if (arg_reverse) { |
1520 | r = sd_journal_seek_tail(j); | |
1521 | if (r < 0) { | |
1522 | log_error("Failed to seek to tail: %s", strerror(-r)); | |
763c7aa2 | 1523 | return EXIT_FAILURE; |
d89d6c86 LN |
1524 | } |
1525 | ||
1526 | r = sd_journal_previous(j); | |
1527 | ||
2100675e LP |
1528 | } else { |
1529 | r = sd_journal_seek_head(j); | |
1530 | if (r < 0) { | |
1531 | log_error("Failed to seek to head: %s", strerror(-r)); | |
763c7aa2 | 1532 | return EXIT_FAILURE; |
2100675e | 1533 | } |
6f003b43 LP |
1534 | |
1535 | r = sd_journal_next(j); | |
1536 | } | |
1537 | ||
1538 | if (r < 0) { | |
1539 | log_error("Failed to iterate through journal: %s", strerror(-r)); | |
763c7aa2 | 1540 | return EXIT_FAILURE; |
50f20cfd | 1541 | } |
87d2c1ff | 1542 | |
f89a3b6f | 1543 | if (!arg_no_pager && !arg_follow) |
1b12a7b5 | 1544 | pager_open(arg_pager_end); |
0d43c694 | 1545 | |
cfbc22ab LP |
1546 | if (!arg_quiet) { |
1547 | usec_t start, end; | |
1548 | char start_buf[FORMAT_TIMESTAMP_MAX], end_buf[FORMAT_TIMESTAMP_MAX]; | |
1549 | ||
1550 | r = sd_journal_get_cutoff_realtime_usec(j, &start, &end); | |
1551 | if (r < 0) { | |
1552 | log_error("Failed to get cutoff: %s", strerror(-r)); | |
1553 | goto finish; | |
1554 | } | |
1555 | ||
1556 | if (r > 0) { | |
1557 | if (arg_follow) | |
9048b11f LP |
1558 | printf("-- Logs begin at %s. --\n", |
1559 | format_timestamp(start_buf, sizeof(start_buf), start)); | |
cfbc22ab | 1560 | else |
9048b11f | 1561 | printf("-- Logs begin at %s, end at %s. --\n", |
cfbc22ab LP |
1562 | format_timestamp(start_buf, sizeof(start_buf), start), |
1563 | format_timestamp(end_buf, sizeof(end_buf), end)); | |
1564 | } | |
1565 | } | |
1566 | ||
50f20cfd | 1567 | for (;;) { |
67e04a48 | 1568 | while (arg_lines < 0 || n_shown < arg_lines || (arg_follow && !first_line)) { |
cfbc22ab LP |
1569 | int flags; |
1570 | ||
6f003b43 | 1571 | if (need_seek) { |
99613ec5 | 1572 | if (!arg_reverse) |
d89d6c86 LN |
1573 | r = sd_journal_next(j); |
1574 | else | |
1575 | r = sd_journal_previous(j); | |
6f003b43 LP |
1576 | if (r < 0) { |
1577 | log_error("Failed to iterate through journal: %s", strerror(-r)); | |
1578 | goto finish; | |
1579 | } | |
a72b6353 ZJS |
1580 | if (r == 0) |
1581 | break; | |
0d43c694 LP |
1582 | } |
1583 | ||
d89d6c86 | 1584 | if (arg_until_set && !arg_reverse) { |
cfbc22ab LP |
1585 | usec_t usec; |
1586 | ||
1587 | r = sd_journal_get_realtime_usec(j, &usec); | |
1588 | if (r < 0) { | |
1589 | log_error("Failed to determine timestamp: %s", strerror(-r)); | |
1590 | goto finish; | |
1591 | } | |
3ba09ee8 PF |
1592 | if (usec > arg_until) |
1593 | goto finish; | |
cfbc22ab LP |
1594 | } |
1595 | ||
d89d6c86 LN |
1596 | if (arg_since_set && arg_reverse) { |
1597 | usec_t usec; | |
1598 | ||
1599 | r = sd_journal_get_realtime_usec(j, &usec); | |
1600 | if (r < 0) { | |
1601 | log_error("Failed to determine timestamp: %s", strerror(-r)); | |
1602 | goto finish; | |
1603 | } | |
1604 | if (usec < arg_since) | |
1605 | goto finish; | |
1606 | } | |
1607 | ||
cd931c0a LP |
1608 | if (!arg_merge) { |
1609 | sd_id128_t boot_id; | |
14a65d65 | 1610 | |
cd931c0a LP |
1611 | r = sd_journal_get_monotonic_usec(j, NULL, &boot_id); |
1612 | if (r >= 0) { | |
1613 | if (previous_boot_id_valid && | |
1614 | !sd_id128_equal(boot_id, previous_boot_id)) | |
0b5a519c DS |
1615 | printf("%s-- Reboot --%s\n", |
1616 | ansi_highlight(), ansi_highlight_off()); | |
cd931c0a LP |
1617 | |
1618 | previous_boot_id = boot_id; | |
1619 | previous_boot_id_valid = true; | |
1620 | } | |
14a65d65 LP |
1621 | } |
1622 | ||
cfbc22ab | 1623 | flags = |
cd4b13e0 | 1624 | arg_all * OUTPUT_SHOW_ALL | |
e3657ecd | 1625 | (arg_full || !on_tty() || pager_have()) * OUTPUT_FULL_WIDTH | |
d4205751 LP |
1626 | on_tty() * OUTPUT_COLOR | |
1627 | arg_catalog * OUTPUT_CATALOG; | |
cfbc22ab | 1628 | |
94e0bd7d | 1629 | r = output_journal(stdout, j, arg_output, 0, flags, &ellipsized); |
a72b6353 ZJS |
1630 | need_seek = true; |
1631 | if (r == -EADDRNOTAVAIL) | |
1632 | break; | |
1633 | else if (r < 0 || ferror(stdout)) | |
72f59706 | 1634 | goto finish; |
6f003b43 | 1635 | |
cfbc22ab | 1636 | n_shown++; |
87d2c1ff LP |
1637 | } |
1638 | ||
248fc619 ZJS |
1639 | if (!arg_follow) { |
1640 | if (arg_show_cursor) { | |
1641 | _cleanup_free_ char *cursor = NULL; | |
1642 | ||
1643 | r = sd_journal_get_cursor(j, &cursor); | |
1644 | if (r < 0 && r != -EADDRNOTAVAIL) | |
1645 | log_error("Failed to get cursor: %s", strerror(-r)); | |
1646 | else if (r >= 0) | |
1647 | printf("-- cursor: %s\n", cursor); | |
1648 | } | |
1649 | ||
50f20cfd | 1650 | break; |
248fc619 | 1651 | } |
50f20cfd | 1652 | |
e02d1cf7 | 1653 | r = sd_journal_wait(j, (uint64_t) -1); |
50f20cfd | 1654 | if (r < 0) { |
7a69007a | 1655 | log_error("Couldn't wait for journal event: %s", strerror(-r)); |
50f20cfd LP |
1656 | goto finish; |
1657 | } | |
67e04a48 ZJS |
1658 | |
1659 | first_line = false; | |
de190aef | 1660 | } |
87d2c1ff LP |
1661 | |
1662 | finish: | |
0d43c694 LP |
1663 | pager_close(); |
1664 | ||
3fbf9cbb | 1665 | return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; |
87d2c1ff | 1666 | } |