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Commit | Line | Data |
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db9ecf05 | 1 | /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
87d2c1ff | 2 | |
3f6fd1ba | 3 | #include <errno.h> |
87d2c1ff | 4 | #include <fcntl.h> |
ea18a4b5 | 5 | #include <fnmatch.h> |
3f6fd1ba LP |
6 | #include <getopt.h> |
7 | #include <linux/fs.h> | |
3f6fd1ba | 8 | #include <signal.h> |
87d2c1ff | 9 | #include <stddef.h> |
3fbf9cbb | 10 | #include <stdio.h> |
3fbf9cbb | 11 | #include <stdlib.h> |
74055aa7 | 12 | #include <sys/inotify.h> |
3f6fd1ba LP |
13 | #include <sys/stat.h> |
14 | #include <unistd.h> | |
87d2c1ff | 15 | |
6becf48c ZJS |
16 | #if HAVE_PCRE2 |
17 | # define PCRE2_CODE_UNIT_WIDTH 8 | |
18 | # include <pcre2.h> | |
19 | #endif | |
20 | ||
74055aa7 | 21 | #include "sd-bus.h" |
8bebb09c | 22 | #include "sd-device.h" |
3f6fd1ba LP |
23 | #include "sd-journal.h" |
24 | ||
f8eeeaf9 | 25 | #include "acl-util.h" |
b5efdb8a | 26 | #include "alloc-util.h" |
3f6fd1ba LP |
27 | #include "bus-error.h" |
28 | #include "bus-util.h" | |
29 | #include "catalog.h" | |
c8b3094d | 30 | #include "chattr-util.h" |
1abaf488 | 31 | #include "def.h" |
cc171228 | 32 | #include "dissect-image.h" |
3ffd4af2 | 33 | #include "fd-util.h" |
68fee104 | 34 | #include "fileio.h" |
aa892669 | 35 | #include "format-util.h" |
f4f15635 | 36 | #include "fs-util.h" |
3f6fd1ba | 37 | #include "fsprg.h" |
7d50b32a | 38 | #include "glob-util.h" |
3f6fd1ba | 39 | #include "hostname-util.h" |
ff7dad48 | 40 | #include "id128-print.h" |
c004493c | 41 | #include "io-util.h" |
7560fffc | 42 | #include "journal-def.h" |
3f6fd1ba | 43 | #include "journal-internal.h" |
4f37cbd9 | 44 | #include "journal-util.h" |
dbd2a83f | 45 | #include "journal-vacuum.h" |
3f6fd1ba | 46 | #include "journal-verify.h" |
8752c575 | 47 | #include "locale-util.h" |
3f6fd1ba LP |
48 | #include "log.h" |
49 | #include "logs-show.h" | |
0a970718 | 50 | #include "memory-util.h" |
74055aa7 | 51 | #include "mkdir.h" |
cc171228 | 52 | #include "mount-util.h" |
c0dfcb31 | 53 | #include "mountpoint-util.h" |
d8b4d14d | 54 | #include "nulstr-util.h" |
3f6fd1ba | 55 | #include "pager.h" |
614b022c | 56 | #include "parse-argument.h" |
6bedfcbb | 57 | #include "parse-util.h" |
3f6fd1ba | 58 | #include "path-util.h" |
9200bb30 | 59 | #include "pcre2-dlopen.h" |
294bf0c3 | 60 | #include "pretty-print.h" |
f1b82359 | 61 | #include "qrcode-util.h" |
9bff1410 | 62 | #include "random-util.h" |
78f22b97 | 63 | #include "rlimit-util.h" |
3f6fd1ba LP |
64 | #include "set.h" |
65 | #include "sigbus.h" | |
9bff1410 | 66 | #include "stdio-util.h" |
5c828e66 | 67 | #include "string-table.h" |
3f6fd1ba | 68 | #include "strv.h" |
7ccbd1ae | 69 | #include "syslog-util.h" |
288a74cc | 70 | #include "terminal-util.h" |
e4de7287 | 71 | #include "tmpfile-util.h" |
3f6fd1ba | 72 | #include "unit-name.h" |
b1d4f8e1 | 73 | #include "user-util.h" |
4f413af2 | 74 | #include "varlink.h" |
7560fffc | 75 | |
baed47c3 | 76 | #define DEFAULT_FSS_INTERVAL_USEC (15*USEC_PER_MINUTE) |
ec316d19 PP |
77 | #define PROCESS_INOTIFY_INTERVAL 1024 /* Every 1,024 messages processed */ |
78 | ||
97e1cc8b LP |
79 | enum { |
80 | /* Special values for arg_lines */ | |
81 | ARG_LINES_DEFAULT = -2, | |
82 | ARG_LINES_ALL = -1, | |
83 | }; | |
84 | ||
df50185b | 85 | static OutputMode arg_output = OUTPUT_SHORT; |
9fd29044 | 86 | static bool arg_utc = false; |
72f59706 | 87 | static bool arg_follow = false; |
2b8f6883 | 88 | static bool arg_full = true; |
cd4b13e0 | 89 | static bool arg_all = false; |
0221d68a | 90 | static PagerFlags arg_pager_flags = 0; |
97e1cc8b | 91 | static int arg_lines = ARG_LINES_DEFAULT; |
e91af489 | 92 | static bool arg_no_tail = false; |
43673799 | 93 | static bool arg_quiet = false; |
9e8a535f | 94 | static bool arg_merge = false; |
d121b396 | 95 | static bool arg_boot = false; |
442e2def LP |
96 | static sd_id128_t arg_boot_id = {}; |
97 | static int arg_boot_offset = 0; | |
99271804 | 98 | static bool arg_dmesg = false; |
991e274b | 99 | static bool arg_no_hostname = false; |
8f14c832 | 100 | static const char *arg_cursor = NULL; |
d9e15cbd | 101 | static const char *arg_cursor_file = NULL; |
248fc619 ZJS |
102 | static const char *arg_after_cursor = NULL; |
103 | static bool arg_show_cursor = false; | |
a963990f | 104 | static const char *arg_directory = NULL; |
8d98da3f | 105 | static char **arg_file = NULL; |
5d1ce257 | 106 | static bool arg_file_stdin = false; |
941e990d | 107 | static int arg_priorities = 0xFF; |
196dedd5 | 108 | static Set *arg_facilities = NULL; |
6bae9b2a | 109 | static char *arg_verify_key = NULL; |
349cc4a5 | 110 | #if HAVE_GCRYPT |
baed47c3 | 111 | static usec_t arg_interval = DEFAULT_FSS_INTERVAL_USEC; |
b8547c10 | 112 | static bool arg_force = false; |
feb12d3e | 113 | #endif |
cfbc22ab LP |
114 | static usec_t arg_since, arg_until; |
115 | static bool arg_since_set = false, arg_until_set = false; | |
73083640 | 116 | static char **arg_syslog_identifier = NULL; |
b9e40524 HH |
117 | static char **arg_system_units = NULL; |
118 | static char **arg_user_units = NULL; | |
3c1668da | 119 | static const char *arg_field = NULL; |
d4205751 | 120 | static bool arg_catalog = false; |
d89d6c86 | 121 | static bool arg_reverse = false; |
3f3a438f | 122 | static int arg_journal_type = 0; |
6b25db87 | 123 | static int arg_namespace_flags = 0; |
0f03c2a4 | 124 | static char *arg_root = NULL; |
cc171228 | 125 | static char *arg_image = NULL; |
b6741478 | 126 | static const char *arg_machine = NULL; |
6b25db87 | 127 | static const char *arg_namespace = NULL; |
8580d1f7 LP |
128 | static uint64_t arg_vacuum_size = 0; |
129 | static uint64_t arg_vacuum_n_files = 0; | |
130 | static usec_t arg_vacuum_time = 0; | |
cc25a67e | 131 | static char **arg_output_fields = NULL; |
6becf48c | 132 | #if HAVE_PCRE2 |
61c5f8a1 ZJS |
133 | static const char *arg_pattern = NULL; |
134 | static pcre2_code *arg_compiled_pattern = NULL; | |
135 | static int arg_case_sensitive = -1; /* -1 means be smart */ | |
6becf48c ZJS |
136 | #endif |
137 | ||
7560fffc LP |
138 | static enum { |
139 | ACTION_SHOW, | |
140 | ACTION_NEW_ID128, | |
141 | ACTION_PRINT_HEADER, | |
beec0085 | 142 | ACTION_SETUP_KEYS, |
a1a03e30 LP |
143 | ACTION_VERIFY, |
144 | ACTION_DISK_USAGE, | |
d4205751 | 145 | ACTION_LIST_CATALOG, |
54b7254c | 146 | ACTION_DUMP_CATALOG, |
f1188074 ZJS |
147 | ACTION_UPDATE_CATALOG, |
148 | ACTION_LIST_BOOTS, | |
74055aa7 | 149 | ACTION_FLUSH, |
c0dfcb31 | 150 | ACTION_RELINQUISH_VAR, |
a020b3b3 | 151 | ACTION_SYNC, |
e3fdfb49 | 152 | ACTION_ROTATE, |
dbd2a83f | 153 | ACTION_VACUUM, |
8df64fd0 | 154 | ACTION_ROTATE_AND_VACUUM, |
69e714f3 LP |
155 | ACTION_LIST_FIELDS, |
156 | ACTION_LIST_FIELD_NAMES, | |
7560fffc LP |
157 | } arg_action = ACTION_SHOW; |
158 | ||
45bc27b6 | 159 | typedef struct BootId { |
a331b5e6 | 160 | sd_id128_t id; |
f1188074 ZJS |
161 | uint64_t first; |
162 | uint64_t last; | |
45bc27b6 LP |
163 | LIST_FIELDS(struct BootId, boot_list); |
164 | } BootId; | |
a331b5e6 | 165 | |
a6214d96 | 166 | #if HAVE_PCRE2 |
fd421c4a ZJS |
167 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(pcre2_match_data*, sym_pcre2_match_data_free, NULL); |
168 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(pcre2_code*, sym_pcre2_code_free, NULL); | |
a6214d96 LP |
169 | |
170 | static int pattern_compile(const char *pattern, unsigned flags, pcre2_code **out) { | |
171 | int errorcode, r; | |
172 | PCRE2_SIZE erroroffset; | |
173 | pcre2_code *p; | |
174 | ||
9200bb30 LP |
175 | p = sym_pcre2_compile((PCRE2_SPTR8) pattern, |
176 | PCRE2_ZERO_TERMINATED, flags, &errorcode, &erroroffset, NULL); | |
a6214d96 LP |
177 | if (!p) { |
178 | unsigned char buf[LINE_MAX]; | |
179 | ||
9200bb30 | 180 | r = sym_pcre2_get_error_message(errorcode, buf, sizeof buf); |
a6214d96 LP |
181 | |
182 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
183 | "Bad pattern \"%s\": %s", pattern, | |
184 | r < 0 ? "unknown error" : (char *)buf); | |
185 | } | |
186 | ||
187 | *out = p; | |
188 | return 0; | |
189 | } | |
a6214d96 LP |
190 | #endif |
191 | ||
795ab08f | 192 | static int add_matches_for_device(sd_journal *j, const char *devpath) { |
8bebb09c YW |
193 | _cleanup_(sd_device_unrefp) sd_device *device = NULL; |
194 | sd_device *d = NULL; | |
795ab08f | 195 | struct stat st; |
e5ca27b7 | 196 | int r; |
795ab08f MS |
197 | |
198 | assert(j); | |
199 | assert(devpath); | |
200 | ||
d7a0f1f4 FS |
201 | if (!path_startswith(devpath, "/dev/")) |
202 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
203 | "Devpath does not start with /dev/"); | |
795ab08f | 204 | |
e5ca27b7 LP |
205 | if (stat(devpath, &st) < 0) |
206 | return log_error_errno(errno, "Couldn't stat file: %m"); | |
795ab08f | 207 | |
a1130022 | 208 | r = sd_device_new_from_stat_rdev(&device, &st); |
e5ca27b7 | 209 | if (r < 0) |
8bebb09c | 210 | return log_error_errno(r, "Failed to get device from devnum %u:%u: %m", major(st.st_rdev), minor(st.st_rdev)); |
795ab08f | 211 | |
8bebb09c | 212 | for (d = device; d; ) { |
795ab08f MS |
213 | _cleanup_free_ char *match = NULL; |
214 | const char *subsys, *sysname, *devnode; | |
8bebb09c | 215 | sd_device *parent; |
795ab08f | 216 | |
8bebb09c YW |
217 | r = sd_device_get_subsystem(d, &subsys); |
218 | if (r < 0) | |
219 | goto get_parent; | |
795ab08f | 220 | |
8bebb09c YW |
221 | r = sd_device_get_sysname(d, &sysname); |
222 | if (r < 0) | |
223 | goto get_parent; | |
795ab08f | 224 | |
605405c6 | 225 | match = strjoin("_KERNEL_DEVICE=+", subsys, ":", sysname); |
795ab08f MS |
226 | if (!match) |
227 | return log_oom(); | |
228 | ||
229 | r = sd_journal_add_match(j, match, 0); | |
230 | if (r < 0) | |
231 | return log_error_errno(r, "Failed to add match: %m"); | |
232 | ||
8bebb09c | 233 | if (sd_device_get_devname(d, &devnode) >= 0) { |
795ab08f MS |
234 | _cleanup_free_ char *match1 = NULL; |
235 | ||
236 | r = stat(devnode, &st); | |
237 | if (r < 0) | |
238 | return log_error_errno(r, "Failed to stat() device node \"%s\": %m", devnode); | |
239 | ||
240 | r = asprintf(&match1, "_KERNEL_DEVICE=%c%u:%u", S_ISBLK(st.st_mode) ? 'b' : 'c', major(st.st_rdev), minor(st.st_rdev)); | |
241 | if (r < 0) | |
242 | return log_oom(); | |
243 | ||
244 | r = sd_journal_add_match(j, match1, 0); | |
245 | if (r < 0) | |
246 | return log_error_errno(r, "Failed to add match: %m"); | |
247 | } | |
248 | ||
8bebb09c YW |
249 | get_parent: |
250 | if (sd_device_get_parent(d, &parent) < 0) | |
251 | break; | |
252 | ||
253 | d = parent; | |
795ab08f MS |
254 | } |
255 | ||
485fd9a7 MS |
256 | r = add_match_this_boot(j, arg_machine); |
257 | if (r < 0) | |
258 | return log_error_errno(r, "Failed to add match for the current boot: %m"); | |
259 | ||
795ab08f MS |
260 | return 0; |
261 | } | |
262 | ||
5ab99e07 LP |
263 | static char *format_timestamp_maybe_utc(char *buf, size_t l, usec_t t) { |
264 | ||
265 | if (arg_utc) | |
7b3eb5c9 | 266 | return format_timestamp_style(buf, l, t, TIMESTAMP_UTC); |
5ab99e07 LP |
267 | |
268 | return format_timestamp(buf, l, t); | |
269 | } | |
270 | ||
442e2def LP |
271 | static int parse_boot_descriptor(const char *x, sd_id128_t *boot_id, int *offset) { |
272 | sd_id128_t id = SD_ID128_NULL; | |
273 | int off = 0, r; | |
274 | ||
48904825 | 275 | if (streq(x, "all")) { |
276 | *boot_id = SD_ID128_NULL; | |
277 | *offset = 0; | |
278 | return 0; | |
279 | } else if (strlen(x) >= 32) { | |
442e2def LP |
280 | char *t; |
281 | ||
282 | t = strndupa(x, 32); | |
283 | r = sd_id128_from_string(t, &id); | |
284 | if (r >= 0) | |
285 | x += 32; | |
286 | ||
4c701096 | 287 | if (!IN_SET(*x, 0, '-', '+')) |
442e2def LP |
288 | return -EINVAL; |
289 | ||
290 | if (*x != 0) { | |
291 | r = safe_atoi(x, &off); | |
292 | if (r < 0) | |
293 | return r; | |
294 | } | |
295 | } else { | |
296 | r = safe_atoi(x, &off); | |
297 | if (r < 0) | |
298 | return r; | |
299 | } | |
300 | ||
301 | if (boot_id) | |
302 | *boot_id = id; | |
303 | ||
304 | if (offset) | |
305 | *offset = off; | |
306 | ||
48904825 | 307 | return 1; |
442e2def LP |
308 | } |
309 | ||
196dedd5 ZJS |
310 | static int help_facilities(void) { |
311 | if (!arg_quiet) | |
312 | puts("Available facilities:"); | |
313 | ||
314 | for (int i = 0; i < LOG_NFACILITIES; i++) { | |
315 | _cleanup_free_ char *t = NULL; | |
316 | ||
317 | if (log_facility_unshifted_to_string_alloc(i, &t)) | |
318 | return log_oom(); | |
319 | puts(t); | |
320 | } | |
321 | ||
322 | return 0; | |
323 | } | |
324 | ||
37ec0fdd LP |
325 | static int help(void) { |
326 | _cleanup_free_ char *link = NULL; | |
327 | int r; | |
0d43c694 | 328 | |
0221d68a | 329 | (void) pager_open(arg_pager_flags); |
faf5077f | 330 | |
37ec0fdd LP |
331 | r = terminal_urlify_man("journalctl", "1", &link); |
332 | if (r < 0) | |
333 | return log_oom(); | |
334 | ||
23d8c560 LP |
335 | printf("%1$s [OPTIONS...] [MATCHES...]\n\n" |
336 | "%5$sQuery the journal.%6$s\n\n" | |
337 | "%3$sOptions:%4$s\n" | |
61c5f8a1 ZJS |
338 | " --system Show the system journal\n" |
339 | " --user Show the user journal for the current user\n" | |
340 | " -M --machine=CONTAINER Operate on local container\n" | |
341 | " -S --since=DATE Show entries not older than the specified date\n" | |
342 | " -U --until=DATE Show entries not newer than the specified date\n" | |
343 | " -c --cursor=CURSOR Show entries starting at the specified cursor\n" | |
344 | " --after-cursor=CURSOR Show entries after the specified cursor\n" | |
345 | " --show-cursor Print the cursor after all the entries\n" | |
d9e15cbd | 346 | " --cursor-file=FILE Show entries after cursor in FILE and update FILE\n" |
61c5f8a1 ZJS |
347 | " -b --boot[=ID] Show current boot or the specified boot\n" |
348 | " --list-boots Show terse information about recorded boots\n" | |
349 | " -k --dmesg Show kernel message log from the current boot\n" | |
350 | " -u --unit=UNIT Show logs from the specified unit\n" | |
351 | " --user-unit=UNIT Show logs from the specified user unit\n" | |
352 | " -t --identifier=STRING Show entries with the specified syslog identifier\n" | |
353 | " -p --priority=RANGE Show entries with the specified priority\n" | |
196dedd5 | 354 | " --facility=FACILITY... Show entries with the specified facilities\n" |
fabf4dae | 355 | " -g --grep=PATTERN Show entries with MESSAGE matching PATTERN\n" |
86b52a39 | 356 | " --case-sensitive[=BOOL] Force case sensitive or insensitive matching\n" |
61c5f8a1 ZJS |
357 | " -e --pager-end Immediately jump to the end in the pager\n" |
358 | " -f --follow Follow the journal\n" | |
359 | " -n --lines[=INTEGER] Number of journal entries to show\n" | |
360 | " --no-tail Show all lines, even in follow mode\n" | |
361 | " -r --reverse Show the newest entries first\n" | |
362 | " -o --output=STRING Change journal output mode (short, short-precise,\n" | |
363 | " short-iso, short-iso-precise, short-full,\n" | |
364 | " short-monotonic, short-unix, verbose, export,\n" | |
8e044443 LP |
365 | " json, json-pretty, json-sse, json-seq, cat,\n" |
366 | " with-unit)\n" | |
61c5f8a1 ZJS |
367 | " --output-fields=LIST Select fields to print in verbose/export/json modes\n" |
368 | " --utc Express time in Coordinated Universal Time (UTC)\n" | |
369 | " -x --catalog Add message explanations where available\n" | |
370 | " --no-full Ellipsize fields\n" | |
371 | " -a --all Show all fields, including long and unprintable\n" | |
372 | " -q --quiet Do not show info messages and privilege warning\n" | |
373 | " --no-pager Do not pipe output into a pager\n" | |
374 | " --no-hostname Suppress output of hostname field\n" | |
375 | " -m --merge Show entries from all available journals\n" | |
376 | " -D --directory=PATH Show journal files from directory\n" | |
377 | " --file=PATH Show journal file\n" | |
378 | " --root=ROOT Operate on files below a root directory\n" | |
cc171228 | 379 | " --image=IMAGE Operate on files in filesystem image\n" |
6b25db87 | 380 | " --namespace=NAMESPACE Show journal data from specified namespace\n" |
61c5f8a1 ZJS |
381 | " --interval=TIME Time interval for changing the FSS sealing key\n" |
382 | " --verify-key=KEY Specify FSS verification key\n" | |
383 | " --force Override of the FSS key pair with --setup-keys\n" | |
23d8c560 | 384 | "\n%3$sCommands:%4$s\n" |
61c5f8a1 ZJS |
385 | " -h --help Show this help text\n" |
386 | " --version Show package version\n" | |
387 | " -N --fields List all field names currently used\n" | |
388 | " -F --field=FIELD List all values that a specified field takes\n" | |
389 | " --disk-usage Show total disk usage of all journal files\n" | |
390 | " --vacuum-size=BYTES Reduce disk usage below specified size\n" | |
391 | " --vacuum-files=INT Leave only the specified number of journal files\n" | |
392 | " --vacuum-time=TIME Remove journal files older than specified time\n" | |
393 | " --verify Verify journal file consistency\n" | |
394 | " --sync Synchronize unwritten journal messages to disk\n" | |
c0dfcb31 LP |
395 | " --relinquish-var Stop logging to disk, log to temporary file system\n" |
396 | " --smart-relinquish-var Similar, but NOP if log directory is on root mount\n" | |
61c5f8a1 ZJS |
397 | " --flush Flush all journal data from /run into /var\n" |
398 | " --rotate Request immediate rotation of the journal files\n" | |
399 | " --header Show journal header information\n" | |
400 | " --list-catalog Show all message IDs in the catalog\n" | |
401 | " --dump-catalog Show entries in the message catalog\n" | |
402 | " --update-catalog Update the message catalog database\n" | |
61c5f8a1 | 403 | " --setup-keys Generate a new FSS key pair\n" |
bc556335 DDM |
404 | "\nSee the %2$s for details.\n", |
405 | program_invocation_short_name, | |
406 | link, | |
407 | ansi_underline(), | |
408 | ansi_normal(), | |
409 | ansi_highlight(), | |
410 | ansi_normal()); | |
37ec0fdd LP |
411 | |
412 | return 0; | |
0d43c694 LP |
413 | } |
414 | ||
415 | static int parse_argv(int argc, char *argv[]) { | |
416 | ||
417 | enum { | |
418 | ARG_VERSION = 0x100, | |
e91af489 | 419 | ARG_NO_PAGER, |
2b8f6883 | 420 | ARG_NO_FULL, |
55ee336c | 421 | ARG_NO_TAIL, |
dca6219e | 422 | ARG_NEW_ID128, |
8453f062 | 423 | ARG_THIS_BOOT, |
f1188074 | 424 | ARG_LIST_BOOTS, |
3f3a438f ZJS |
425 | ARG_USER, |
426 | ARG_SYSTEM, | |
13cbf3a5 | 427 | ARG_ROOT, |
cc171228 | 428 | ARG_IMAGE, |
7560fffc | 429 | ARG_HEADER, |
196dedd5 | 430 | ARG_FACILITY, |
beec0085 | 431 | ARG_SETUP_KEYS, |
8d98da3f | 432 | ARG_FILE, |
baed47c3 | 433 | ARG_INTERVAL, |
4da416aa | 434 | ARG_VERIFY, |
a1a03e30 | 435 | ARG_VERIFY_KEY, |
cfbc22ab | 436 | ARG_DISK_USAGE, |
248fc619 | 437 | ARG_AFTER_CURSOR, |
d9e15cbd | 438 | ARG_CURSOR_FILE, |
248fc619 | 439 | ARG_SHOW_CURSOR, |
ffa7cd15 | 440 | ARG_USER_UNIT, |
d4205751 | 441 | ARG_LIST_CATALOG, |
54b7254c | 442 | ARG_DUMP_CATALOG, |
3f3a438f | 443 | ARG_UPDATE_CATALOG, |
b8547c10 | 444 | ARG_FORCE, |
61c5f8a1 | 445 | ARG_CASE_SENSITIVE, |
9fd29044 | 446 | ARG_UTC, |
94b65516 | 447 | ARG_SYNC, |
74055aa7 | 448 | ARG_FLUSH, |
c0dfcb31 LP |
449 | ARG_RELINQUISH_VAR, |
450 | ARG_SMART_RELINQUISH_VAR, | |
e3fdfb49 | 451 | ARG_ROTATE, |
dbd2a83f | 452 | ARG_VACUUM_SIZE, |
8580d1f7 | 453 | ARG_VACUUM_FILES, |
dbd2a83f | 454 | ARG_VACUUM_TIME, |
991e274b | 455 | ARG_NO_HOSTNAME, |
cc25a67e | 456 | ARG_OUTPUT_FIELDS, |
6b25db87 | 457 | ARG_NAMESPACE, |
0d43c694 LP |
458 | }; |
459 | ||
460 | static const struct option options[] = { | |
c0dfcb31 LP |
461 | { "help", no_argument, NULL, 'h' }, |
462 | { "version" , no_argument, NULL, ARG_VERSION }, | |
463 | { "no-pager", no_argument, NULL, ARG_NO_PAGER }, | |
464 | { "pager-end", no_argument, NULL, 'e' }, | |
465 | { "follow", no_argument, NULL, 'f' }, | |
466 | { "force", no_argument, NULL, ARG_FORCE }, | |
467 | { "output", required_argument, NULL, 'o' }, | |
468 | { "all", no_argument, NULL, 'a' }, | |
469 | { "full", no_argument, NULL, 'l' }, | |
470 | { "no-full", no_argument, NULL, ARG_NO_FULL }, | |
471 | { "lines", optional_argument, NULL, 'n' }, | |
472 | { "no-tail", no_argument, NULL, ARG_NO_TAIL }, | |
473 | { "new-id128", no_argument, NULL, ARG_NEW_ID128 }, /* deprecated */ | |
474 | { "quiet", no_argument, NULL, 'q' }, | |
475 | { "merge", no_argument, NULL, 'm' }, | |
476 | { "this-boot", no_argument, NULL, ARG_THIS_BOOT }, /* deprecated */ | |
477 | { "boot", optional_argument, NULL, 'b' }, | |
478 | { "list-boots", no_argument, NULL, ARG_LIST_BOOTS }, | |
479 | { "dmesg", no_argument, NULL, 'k' }, | |
480 | { "system", no_argument, NULL, ARG_SYSTEM }, | |
481 | { "user", no_argument, NULL, ARG_USER }, | |
482 | { "directory", required_argument, NULL, 'D' }, | |
483 | { "file", required_argument, NULL, ARG_FILE }, | |
484 | { "root", required_argument, NULL, ARG_ROOT }, | |
cc171228 | 485 | { "image", required_argument, NULL, ARG_IMAGE }, |
c0dfcb31 LP |
486 | { "header", no_argument, NULL, ARG_HEADER }, |
487 | { "identifier", required_argument, NULL, 't' }, | |
488 | { "priority", required_argument, NULL, 'p' }, | |
196dedd5 | 489 | { "facility", required_argument, NULL, ARG_FACILITY }, |
c0dfcb31 LP |
490 | { "grep", required_argument, NULL, 'g' }, |
491 | { "case-sensitive", optional_argument, NULL, ARG_CASE_SENSITIVE }, | |
492 | { "setup-keys", no_argument, NULL, ARG_SETUP_KEYS }, | |
493 | { "interval", required_argument, NULL, ARG_INTERVAL }, | |
494 | { "verify", no_argument, NULL, ARG_VERIFY }, | |
495 | { "verify-key", required_argument, NULL, ARG_VERIFY_KEY }, | |
496 | { "disk-usage", no_argument, NULL, ARG_DISK_USAGE }, | |
497 | { "cursor", required_argument, NULL, 'c' }, | |
498 | { "cursor-file", required_argument, NULL, ARG_CURSOR_FILE }, | |
499 | { "after-cursor", required_argument, NULL, ARG_AFTER_CURSOR }, | |
500 | { "show-cursor", no_argument, NULL, ARG_SHOW_CURSOR }, | |
501 | { "since", required_argument, NULL, 'S' }, | |
502 | { "until", required_argument, NULL, 'U' }, | |
503 | { "unit", required_argument, NULL, 'u' }, | |
504 | { "user-unit", required_argument, NULL, ARG_USER_UNIT }, | |
505 | { "field", required_argument, NULL, 'F' }, | |
506 | { "fields", no_argument, NULL, 'N' }, | |
507 | { "catalog", no_argument, NULL, 'x' }, | |
508 | { "list-catalog", no_argument, NULL, ARG_LIST_CATALOG }, | |
509 | { "dump-catalog", no_argument, NULL, ARG_DUMP_CATALOG }, | |
510 | { "update-catalog", no_argument, NULL, ARG_UPDATE_CATALOG }, | |
511 | { "reverse", no_argument, NULL, 'r' }, | |
512 | { "machine", required_argument, NULL, 'M' }, | |
513 | { "utc", no_argument, NULL, ARG_UTC }, | |
514 | { "flush", no_argument, NULL, ARG_FLUSH }, | |
515 | { "relinquish-var", no_argument, NULL, ARG_RELINQUISH_VAR }, | |
516 | { "smart-relinquish-var", no_argument, NULL, ARG_SMART_RELINQUISH_VAR }, | |
517 | { "sync", no_argument, NULL, ARG_SYNC }, | |
518 | { "rotate", no_argument, NULL, ARG_ROTATE }, | |
519 | { "vacuum-size", required_argument, NULL, ARG_VACUUM_SIZE }, | |
520 | { "vacuum-files", required_argument, NULL, ARG_VACUUM_FILES }, | |
521 | { "vacuum-time", required_argument, NULL, ARG_VACUUM_TIME }, | |
522 | { "no-hostname", no_argument, NULL, ARG_NO_HOSTNAME }, | |
523 | { "output-fields", required_argument, NULL, ARG_OUTPUT_FIELDS }, | |
6b25db87 | 524 | { "namespace", required_argument, NULL, ARG_NAMESPACE }, |
eb9da376 | 525 | {} |
0d43c694 LP |
526 | }; |
527 | ||
2100675e | 528 | int c, r; |
0d43c694 LP |
529 | |
530 | assert(argc >= 0); | |
531 | assert(argv); | |
532 | ||
2de6b06b | 533 | while ((c = getopt_long(argc, argv, "hefo:aln::qmb::kD:p:g:c:S:U:t:u:NF:xrM:", options, NULL)) >= 0) |
0d43c694 LP |
534 | |
535 | switch (c) { | |
536 | ||
537 | case 'h': | |
37ec0fdd | 538 | return help(); |
0d43c694 LP |
539 | |
540 | case ARG_VERSION: | |
3f6fd1ba | 541 | return version(); |
0d43c694 LP |
542 | |
543 | case ARG_NO_PAGER: | |
0221d68a | 544 | arg_pager_flags |= PAGER_DISABLE; |
0d43c694 LP |
545 | break; |
546 | ||
1b12a7b5 | 547 | case 'e': |
0221d68a | 548 | arg_pager_flags |= PAGER_JUMP_TO_END; |
fe59e38b | 549 | |
97e1cc8b | 550 | if (arg_lines == ARG_LINES_DEFAULT) |
fe59e38b LP |
551 | arg_lines = 1000; |
552 | ||
1b12a7b5 HH |
553 | break; |
554 | ||
0d43c694 LP |
555 | case 'f': |
556 | arg_follow = true; | |
557 | break; | |
558 | ||
559 | case 'o': | |
5c828e66 LP |
560 | if (streq(optarg, "help")) { |
561 | DUMP_STRING_TABLE(output_mode, OutputMode, _OUTPUT_MODE_MAX); | |
562 | return 0; | |
563 | } | |
564 | ||
1705594f | 565 | arg_output = output_mode_from_string(optarg); |
0491150b | 566 | if (arg_output < 0) |
7211c853 | 567 | return log_error_errno(arg_output, "Unknown output format '%s'.", optarg); |
df50185b | 568 | |
8e044443 | 569 | if (IN_SET(arg_output, OUTPUT_EXPORT, OUTPUT_JSON, OUTPUT_JSON_PRETTY, OUTPUT_JSON_SSE, OUTPUT_JSON_SEQ, OUTPUT_CAT)) |
edfb521a ZJS |
570 | arg_quiet = true; |
571 | ||
0d43c694 LP |
572 | break; |
573 | ||
98a6e132 | 574 | case 'l': |
e3657ecd ZJS |
575 | arg_full = true; |
576 | break; | |
577 | ||
2b8f6883 ZJS |
578 | case ARG_NO_FULL: |
579 | arg_full = false; | |
580 | break; | |
581 | ||
0d43c694 | 582 | case 'a': |
cd4b13e0 | 583 | arg_all = true; |
0d43c694 LP |
584 | break; |
585 | ||
2100675e | 586 | case 'n': |
1705594f | 587 | if (optarg) { |
48382487 | 588 | if (streq(optarg, "all")) |
97e1cc8b | 589 | arg_lines = ARG_LINES_ALL; |
48382487 JJ |
590 | else { |
591 | r = safe_atoi(optarg, &arg_lines); | |
0491150b LP |
592 | if (r < 0 || arg_lines < 0) |
593 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Failed to parse lines '%s'", optarg); | |
1705594f | 594 | } |
96088db0 | 595 | } else { |
48382487 | 596 | arg_lines = 10; |
96088db0 LP |
597 | |
598 | /* Hmm, no argument? Maybe the next | |
599 | * word on the command line is | |
600 | * supposed to be the argument? Let's | |
601 | * see if there is one, and is | |
48382487 JJ |
602 | * parsable. */ |
603 | if (optind < argc) { | |
604 | int n; | |
605 | if (streq(argv[optind], "all")) { | |
97e1cc8b | 606 | arg_lines = ARG_LINES_ALL; |
48382487 JJ |
607 | optind++; |
608 | } else if (safe_atoi(argv[optind], &n) >= 0 && n >= 0) { | |
609 | arg_lines = n; | |
610 | optind++; | |
611 | } | |
612 | } | |
96088db0 | 613 | } |
1705594f | 614 | |
2100675e LP |
615 | break; |
616 | ||
e91af489 LP |
617 | case ARG_NO_TAIL: |
618 | arg_no_tail = true; | |
619 | break; | |
620 | ||
39f7f5c1 | 621 | case ARG_NEW_ID128: |
7560fffc | 622 | arg_action = ACTION_NEW_ID128; |
55ee336c LP |
623 | break; |
624 | ||
43673799 LP |
625 | case 'q': |
626 | arg_quiet = true; | |
490e567d | 627 | break; |
43673799 | 628 | |
9e8a535f LP |
629 | case 'm': |
630 | arg_merge = true; | |
2bd3c38a LP |
631 | break; |
632 | ||
8453f062 ZJS |
633 | case ARG_THIS_BOOT: |
634 | arg_boot = true; | |
48904825 | 635 | arg_boot_id = SD_ID128_NULL; |
636 | arg_boot_offset = 0; | |
8453f062 ZJS |
637 | break; |
638 | ||
59cea26a | 639 | case 'b': |
d121b396 | 640 | arg_boot = true; |
48904825 | 641 | arg_boot_id = SD_ID128_NULL; |
642 | arg_boot_offset = 0; | |
6cebe83c | 643 | |
442e2def | 644 | if (optarg) { |
909dea0c | 645 | r = parse_boot_descriptor(optarg, &arg_boot_id, &arg_boot_offset); |
48904825 | 646 | if (r < 0) |
647 | return log_error_errno(r, "Failed to parse boot descriptor '%s'", optarg); | |
648 | ||
649 | arg_boot = r; | |
650 | ||
651 | /* Hmm, no argument? Maybe the next | |
652 | * word on the command line is | |
653 | * supposed to be the argument? Let's | |
654 | * see if there is one and is parsable | |
655 | * as a boot descriptor... */ | |
656 | } else if (optind < argc) { | |
657 | r = parse_boot_descriptor(argv[optind], &arg_boot_id, &arg_boot_offset); | |
658 | if (r >= 0) { | |
659 | arg_boot = r; | |
6cebe83c | 660 | optind++; |
48904825 | 661 | } |
6cebe83c | 662 | } |
59cea26a LP |
663 | break; |
664 | ||
f1188074 ZJS |
665 | case ARG_LIST_BOOTS: |
666 | arg_action = ACTION_LIST_BOOTS; | |
667 | break; | |
668 | ||
99271804 | 669 | case 'k': |
d121b396 | 670 | arg_boot = arg_dmesg = true; |
99271804 ZJS |
671 | break; |
672 | ||
3f3a438f ZJS |
673 | case ARG_SYSTEM: |
674 | arg_journal_type |= SD_JOURNAL_SYSTEM; | |
675 | break; | |
676 | ||
677 | case ARG_USER: | |
678 | arg_journal_type |= SD_JOURNAL_CURRENT_USER; | |
679 | break; | |
680 | ||
b6741478 LP |
681 | case 'M': |
682 | arg_machine = optarg; | |
683 | break; | |
684 | ||
6b25db87 LP |
685 | case ARG_NAMESPACE: |
686 | if (streq(optarg, "*")) { | |
687 | arg_namespace_flags = SD_JOURNAL_ALL_NAMESPACES; | |
688 | arg_namespace = NULL; | |
689 | } else if (startswith(optarg, "+")) { | |
690 | arg_namespace_flags = SD_JOURNAL_INCLUDE_DEFAULT_NAMESPACE; | |
691 | arg_namespace = optarg + 1; | |
692 | } else if (isempty(optarg)) { | |
693 | arg_namespace_flags = 0; | |
694 | arg_namespace = NULL; | |
695 | } else { | |
696 | arg_namespace_flags = 0; | |
697 | arg_namespace = optarg; | |
698 | } | |
699 | ||
700 | break; | |
701 | ||
a963990f LP |
702 | case 'D': |
703 | arg_directory = optarg; | |
704 | break; | |
705 | ||
8d98da3f | 706 | case ARG_FILE: |
5d1ce257 LP |
707 | if (streq(optarg, "-")) |
708 | /* An undocumented feature: we can read journal files from STDIN. We don't document | |
709 | * this though, since after all we only support this for mmap-able, seekable files, and | |
710 | * not for example pipes which are probably the primary usecase for reading things from | |
711 | * STDIN. To avoid confusion we hence don't document this feature. */ | |
712 | arg_file_stdin = true; | |
713 | else { | |
544e146b | 714 | r = glob_extend(&arg_file, optarg, GLOB_NOCHECK); |
5d1ce257 LP |
715 | if (r < 0) |
716 | return log_error_errno(r, "Failed to add paths: %m"); | |
717 | } | |
8d98da3f ZJS |
718 | break; |
719 | ||
13cbf3a5 | 720 | case ARG_ROOT: |
614b022c | 721 | r = parse_path_argument(optarg, /* suppress_root= */ true, &arg_root); |
cc171228 LP |
722 | if (r < 0) |
723 | return r; | |
724 | break; | |
725 | ||
726 | case ARG_IMAGE: | |
614b022c | 727 | r = parse_path_argument(optarg, /* suppress_root= */ false, &arg_image); |
0f03c2a4 LP |
728 | if (r < 0) |
729 | return r; | |
13cbf3a5 ZJS |
730 | break; |
731 | ||
8f14c832 LP |
732 | case 'c': |
733 | arg_cursor = optarg; | |
734 | break; | |
735 | ||
d9e15cbd JS |
736 | case ARG_CURSOR_FILE: |
737 | arg_cursor_file = optarg; | |
738 | break; | |
739 | ||
248fc619 ZJS |
740 | case ARG_AFTER_CURSOR: |
741 | arg_after_cursor = optarg; | |
742 | break; | |
743 | ||
744 | case ARG_SHOW_CURSOR: | |
745 | arg_show_cursor = true; | |
746 | break; | |
747 | ||
dca6219e | 748 | case ARG_HEADER: |
7560fffc LP |
749 | arg_action = ACTION_PRINT_HEADER; |
750 | break; | |
751 | ||
feb12d3e LP |
752 | case ARG_VERIFY: |
753 | arg_action = ACTION_VERIFY; | |
754 | break; | |
755 | ||
a1a03e30 LP |
756 | case ARG_DISK_USAGE: |
757 | arg_action = ACTION_DISK_USAGE; | |
758 | break; | |
759 | ||
dbd2a83f LP |
760 | case ARG_VACUUM_SIZE: |
761 | r = parse_size(optarg, 1024, &arg_vacuum_size); | |
0491150b LP |
762 | if (r < 0) |
763 | return log_error_errno(r, "Failed to parse vacuum size: %s", optarg); | |
dbd2a83f | 764 | |
8df64fd0 | 765 | arg_action = arg_action == ACTION_ROTATE ? ACTION_ROTATE_AND_VACUUM : ACTION_VACUUM; |
dbd2a83f LP |
766 | break; |
767 | ||
8580d1f7 LP |
768 | case ARG_VACUUM_FILES: |
769 | r = safe_atou64(optarg, &arg_vacuum_n_files); | |
0491150b LP |
770 | if (r < 0) |
771 | return log_error_errno(r, "Failed to parse vacuum files: %s", optarg); | |
8580d1f7 | 772 | |
8df64fd0 | 773 | arg_action = arg_action == ACTION_ROTATE ? ACTION_ROTATE_AND_VACUUM : ACTION_VACUUM; |
8580d1f7 LP |
774 | break; |
775 | ||
dbd2a83f LP |
776 | case ARG_VACUUM_TIME: |
777 | r = parse_sec(optarg, &arg_vacuum_time); | |
0491150b LP |
778 | if (r < 0) |
779 | return log_error_errno(r, "Failed to parse vacuum time: %s", optarg); | |
dbd2a83f | 780 | |
8df64fd0 | 781 | arg_action = arg_action == ACTION_ROTATE ? ACTION_ROTATE_AND_VACUUM : ACTION_VACUUM; |
dbd2a83f LP |
782 | break; |
783 | ||
349cc4a5 | 784 | #if HAVE_GCRYPT |
b8547c10 SL |
785 | case ARG_FORCE: |
786 | arg_force = true; | |
787 | break; | |
788 | ||
7560fffc LP |
789 | case ARG_SETUP_KEYS: |
790 | arg_action = ACTION_SETUP_KEYS; | |
dca6219e LP |
791 | break; |
792 | ||
baed47c3 | 793 | case ARG_VERIFY_KEY: |
e50412ef ZJS |
794 | r = free_and_strdup(&arg_verify_key, optarg); |
795 | if (r < 0) | |
796 | return r; | |
309c6b19 | 797 | /* Use memset not explicit_bzero() or similar so this doesn't look confusing |
1075122f ZJS |
798 | * in ps or htop output. */ |
799 | memset(optarg, 'x', strlen(optarg)); | |
e50412ef | 800 | |
0491150b | 801 | arg_action = ACTION_VERIFY; |
e50412ef | 802 | arg_merge = false; |
4da416aa LP |
803 | break; |
804 | ||
baed47c3 | 805 | case ARG_INTERVAL: |
7f602784 | 806 | r = parse_sec(optarg, &arg_interval); |
0491150b LP |
807 | if (r < 0 || arg_interval <= 0) |
808 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
809 | "Failed to parse sealing key change interval: %s", optarg); | |
14d10188 | 810 | break; |
feb12d3e LP |
811 | #else |
812 | case ARG_SETUP_KEYS: | |
813 | case ARG_VERIFY_KEY: | |
814 | case ARG_INTERVAL: | |
b8547c10 | 815 | case ARG_FORCE: |
0491150b LP |
816 | return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP), |
817 | "Compiled without forward-secure sealing support."); | |
feb12d3e | 818 | #endif |
14d10188 | 819 | |
941e990d LP |
820 | case 'p': { |
821 | const char *dots; | |
822 | ||
823 | dots = strstr(optarg, ".."); | |
824 | if (dots) { | |
e7238caf | 825 | _cleanup_free_ char *a = NULL; |
941e990d LP |
826 | int from, to, i; |
827 | ||
828 | /* a range */ | |
829 | a = strndup(optarg, dots - optarg); | |
830 | if (!a) | |
831 | return log_oom(); | |
832 | ||
833 | from = log_level_from_string(a); | |
834 | to = log_level_from_string(dots + 2); | |
941e990d | 835 | |
0491150b | 836 | if (from < 0 || to < 0) |
7211c853 | 837 | return log_error_errno(from < 0 ? from : to, |
0491150b | 838 | "Failed to parse log level range %s", optarg); |
941e990d LP |
839 | |
840 | arg_priorities = 0; | |
841 | ||
842 | if (from < to) { | |
843 | for (i = from; i <= to; i++) | |
844 | arg_priorities |= 1 << i; | |
845 | } else { | |
846 | for (i = to; i <= from; i++) | |
847 | arg_priorities |= 1 << i; | |
848 | } | |
849 | ||
850 | } else { | |
851 | int p, i; | |
852 | ||
853 | p = log_level_from_string(optarg); | |
0491150b | 854 | if (p < 0) |
7211c853 | 855 | return log_error_errno(p, "Unknown log level %s", optarg); |
941e990d LP |
856 | |
857 | arg_priorities = 0; | |
858 | ||
859 | for (i = 0; i <= p; i++) | |
860 | arg_priorities |= 1 << i; | |
861 | } | |
862 | ||
863 | break; | |
864 | } | |
865 | ||
196dedd5 ZJS |
866 | case ARG_FACILITY: { |
867 | const char *p; | |
868 | ||
869 | for (p = optarg;;) { | |
870 | _cleanup_free_ char *fac = NULL; | |
871 | int num; | |
872 | ||
873 | r = extract_first_word(&p, &fac, ",", 0); | |
874 | if (r < 0) | |
875 | return log_error_errno(r, "Failed to parse facilities: %s", optarg); | |
876 | if (r == 0) | |
877 | break; | |
878 | ||
879 | if (streq(fac, "help")) { | |
880 | help_facilities(); | |
881 | return 0; | |
882 | } | |
883 | ||
884 | num = log_facility_unshifted_from_string(fac); | |
885 | if (num < 0) | |
7211c853 | 886 | return log_error_errno(num, "Bad --facility= argument \"%s\".", fac); |
196dedd5 | 887 | |
de7fef4b | 888 | if (set_ensure_put(&arg_facilities, NULL, INT_TO_PTR(num)) < 0) |
196dedd5 ZJS |
889 | return log_oom(); |
890 | } | |
891 | ||
892 | break; | |
893 | } | |
894 | ||
6becf48c | 895 | #if HAVE_PCRE2 |
61c5f8a1 ZJS |
896 | case 'g': |
897 | arg_pattern = optarg; | |
6becf48c | 898 | break; |
6becf48c | 899 | |
61c5f8a1 ZJS |
900 | case ARG_CASE_SENSITIVE: |
901 | if (optarg) { | |
902 | r = parse_boolean(optarg); | |
903 | if (r < 0) | |
904 | return log_error_errno(r, "Bad --case-sensitive= argument \"%s\": %m", optarg); | |
905 | arg_case_sensitive = r; | |
906 | } else | |
907 | arg_case_sensitive = true; | |
908 | ||
909 | break; | |
6becf48c ZJS |
910 | #else |
911 | case 'g': | |
61c5f8a1 | 912 | case ARG_CASE_SENSITIVE: |
2275b747 | 913 | return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP), "Compiled without pattern matching support"); |
6becf48c ZJS |
914 | #endif |
915 | ||
66f52924 | 916 | case 'S': |
cfbc22ab | 917 | r = parse_timestamp(optarg, &arg_since); |
0491150b LP |
918 | if (r < 0) |
919 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
920 | "Failed to parse timestamp: %s", optarg); | |
cfbc22ab LP |
921 | arg_since_set = true; |
922 | break; | |
923 | ||
66f52924 | 924 | case 'U': |
cfbc22ab | 925 | r = parse_timestamp(optarg, &arg_until); |
0491150b LP |
926 | if (r < 0) |
927 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
928 | "Failed to parse timestamp: %s", optarg); | |
cfbc22ab LP |
929 | arg_until_set = true; |
930 | break; | |
931 | ||
73083640 HH |
932 | case 't': |
933 | r = strv_extend(&arg_syslog_identifier, optarg); | |
934 | if (r < 0) | |
935 | return log_oom(); | |
936 | break; | |
937 | ||
7199aa96 | 938 | case 'u': |
b9e40524 HH |
939 | r = strv_extend(&arg_system_units, optarg); |
940 | if (r < 0) | |
941 | return log_oom(); | |
ffa7cd15 DW |
942 | break; |
943 | ||
7199aa96 | 944 | case ARG_USER_UNIT: |
b9e40524 HH |
945 | r = strv_extend(&arg_user_units, optarg); |
946 | if (r < 0) | |
947 | return log_oom(); | |
c3f60ec5 LP |
948 | break; |
949 | ||
15119c16 | 950 | case 'F': |
69e714f3 | 951 | arg_action = ACTION_LIST_FIELDS; |
15119c16 LP |
952 | arg_field = optarg; |
953 | break; | |
954 | ||
69e714f3 LP |
955 | case 'N': |
956 | arg_action = ACTION_LIST_FIELD_NAMES; | |
957 | break; | |
958 | ||
991e274b LP |
959 | case ARG_NO_HOSTNAME: |
960 | arg_no_hostname = true; | |
961 | break; | |
962 | ||
d4205751 LP |
963 | case 'x': |
964 | arg_catalog = true; | |
965 | break; | |
966 | ||
967 | case ARG_LIST_CATALOG: | |
968 | arg_action = ACTION_LIST_CATALOG; | |
969 | break; | |
970 | ||
54b7254c ZJS |
971 | case ARG_DUMP_CATALOG: |
972 | arg_action = ACTION_DUMP_CATALOG; | |
973 | break; | |
974 | ||
d4205751 LP |
975 | case ARG_UPDATE_CATALOG: |
976 | arg_action = ACTION_UPDATE_CATALOG; | |
977 | break; | |
978 | ||
d89d6c86 LN |
979 | case 'r': |
980 | arg_reverse = true; | |
981 | break; | |
982 | ||
9fd29044 JS |
983 | case ARG_UTC: |
984 | arg_utc = true; | |
985 | break; | |
986 | ||
74055aa7 LP |
987 | case ARG_FLUSH: |
988 | arg_action = ACTION_FLUSH; | |
989 | break; | |
990 | ||
c0dfcb31 LP |
991 | case ARG_SMART_RELINQUISH_VAR: { |
992 | int root_mnt_id, log_mnt_id; | |
993 | ||
994 | /* Try to be smart about relinquishing access to /var/log/journal/ during shutdown: | |
995 | * if it's on the same mount as the root file system there's no point in | |
996 | * relinquishing access and we can leave journald write to it until the very last | |
997 | * moment. */ | |
998 | ||
999 | r = path_get_mnt_id("/", &root_mnt_id); | |
1000 | if (r < 0) | |
1001 | log_debug_errno(r, "Failed to get root mount ID, ignoring: %m"); | |
1002 | else { | |
1003 | r = path_get_mnt_id("/var/log/journal/", &log_mnt_id); | |
1004 | if (r < 0) | |
1005 | log_debug_errno(r, "Failed to get journal directory mount ID, ignoring: %m"); | |
1006 | else if (root_mnt_id == log_mnt_id) { | |
1007 | log_debug("/var/log/journal/ is on root file system, not relinquishing access to /var."); | |
1008 | return 0; | |
1009 | } else | |
1010 | log_debug("/var/log/journal/ is not on the root file system, relinquishing access to it."); | |
1011 | } | |
1012 | ||
1013 | _fallthrough_; | |
1014 | } | |
1015 | ||
1016 | case ARG_RELINQUISH_VAR: | |
1017 | arg_action = ACTION_RELINQUISH_VAR; | |
1018 | break; | |
1019 | ||
e3fdfb49 | 1020 | case ARG_ROTATE: |
8df64fd0 | 1021 | arg_action = arg_action == ACTION_VACUUM ? ACTION_ROTATE_AND_VACUUM : ACTION_ROTATE; |
e3fdfb49 EV |
1022 | break; |
1023 | ||
94b65516 LP |
1024 | case ARG_SYNC: |
1025 | arg_action = ACTION_SYNC; | |
1026 | break; | |
1027 | ||
cc25a67e LK |
1028 | case ARG_OUTPUT_FIELDS: { |
1029 | _cleanup_strv_free_ char **v = NULL; | |
1030 | ||
1031 | v = strv_split(optarg, ","); | |
1032 | if (!v) | |
1033 | return log_oom(); | |
1034 | ||
1cc6c93a YW |
1035 | if (!arg_output_fields) |
1036 | arg_output_fields = TAKE_PTR(v); | |
1037 | else { | |
cc25a67e LK |
1038 | r = strv_extend_strv(&arg_output_fields, v, true); |
1039 | if (r < 0) | |
1040 | return log_oom(); | |
1041 | } | |
1042 | break; | |
1043 | } | |
1044 | ||
eb9da376 | 1045 | case '?': |
0d43c694 | 1046 | return -EINVAL; |
eb9da376 LP |
1047 | |
1048 | default: | |
1049 | assert_not_reached("Unhandled option"); | |
0d43c694 | 1050 | } |
0d43c694 | 1051 | |
70af7b8a | 1052 | if (arg_follow && !arg_no_tail && !arg_since && arg_lines == ARG_LINES_DEFAULT) |
e91af489 LP |
1053 | arg_lines = 10; |
1054 | ||
d7a0f1f4 FS |
1055 | if (!!arg_directory + !!arg_file + !!arg_machine + !!arg_root + !!arg_image > 1) |
1056 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
1057 | "Please specify at most one of -D/--directory=, --file=, -M/--machine=, --root=, --image=."); | |
8d98da3f | 1058 | |
d7a0f1f4 FS |
1059 | if (arg_since_set && arg_until_set && arg_since > arg_until) |
1060 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
1061 | "--since= must be before --until=."); | |
cfbc22ab | 1062 | |
d7a0f1f4 FS |
1063 | if (!!arg_cursor + !!arg_after_cursor + !!arg_since_set > 1) |
1064 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
1065 | "Please specify only one of --since=, --cursor=, and --after-cursor."); | |
cfbc22ab | 1066 | |
d7a0f1f4 FS |
1067 | if (arg_follow && arg_reverse) |
1068 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
1069 | "Please specify either --reverse= or --follow=, not both."); | |
d89d6c86 | 1070 | |
d7a0f1f4 FS |
1071 | if (!IN_SET(arg_action, ACTION_SHOW, ACTION_DUMP_CATALOG, ACTION_LIST_CATALOG) && optind < argc) |
1072 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
1073 | "Extraneous arguments starting with '%s'", | |
1074 | argv[optind]); | |
0b6b7c20 | 1075 | |
d7a0f1f4 FS |
1076 | if ((arg_boot || arg_action == ACTION_LIST_BOOTS) && arg_merge) |
1077 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
1078 | "Using --boot or --list-boots with --merge is not supported."); | |
596a2329 | 1079 | |
e79d0b59 | 1080 | if (!strv_isempty(arg_system_units) && arg_journal_type == SD_JOURNAL_CURRENT_USER) { |
52051dd8 LP |
1081 | /* Specifying --user and --unit= at the same time makes no sense (as the former excludes the user |
1082 | * journal, but the latter excludes the system journal, thus resulting in empty output). Let's be nice | |
1083 | * to users, and automatically turn --unit= into --user-unit= if combined with --user. */ | |
1084 | r = strv_extend_strv(&arg_user_units, arg_system_units, true); | |
1085 | if (r < 0) | |
e50412ef | 1086 | return r; |
52051dd8 LP |
1087 | |
1088 | arg_system_units = strv_free(arg_system_units); | |
1089 | } | |
1090 | ||
61c5f8a1 ZJS |
1091 | #if HAVE_PCRE2 |
1092 | if (arg_pattern) { | |
1093 | unsigned flags; | |
1094 | ||
9200bb30 LP |
1095 | r = dlopen_pcre2(); |
1096 | if (r < 0) | |
1097 | return r; | |
1098 | ||
61c5f8a1 ZJS |
1099 | if (arg_case_sensitive >= 0) |
1100 | flags = !arg_case_sensitive * PCRE2_CASELESS; | |
1101 | else { | |
9200bb30 | 1102 | _cleanup_(sym_pcre2_match_data_freep) pcre2_match_data *md = NULL; |
61c5f8a1 | 1103 | bool has_case; |
9200bb30 | 1104 | _cleanup_(sym_pcre2_code_freep) pcre2_code *cs = NULL; |
61c5f8a1 | 1105 | |
9200bb30 | 1106 | md = sym_pcre2_match_data_create(1, NULL); |
61c5f8a1 ZJS |
1107 | if (!md) |
1108 | return log_oom(); | |
1109 | ||
1110 | r = pattern_compile("[[:upper:]]", 0, &cs); | |
1111 | if (r < 0) | |
1112 | return r; | |
1113 | ||
9200bb30 | 1114 | r = sym_pcre2_match(cs, (PCRE2_SPTR8) arg_pattern, PCRE2_ZERO_TERMINATED, 0, 0, md, NULL); |
61c5f8a1 ZJS |
1115 | has_case = r >= 0; |
1116 | ||
1117 | flags = !has_case * PCRE2_CASELESS; | |
1118 | } | |
1119 | ||
1120 | log_debug("Doing case %s matching based on %s", | |
1121 | flags & PCRE2_CASELESS ? "insensitive" : "sensitive", | |
1122 | arg_case_sensitive >= 0 ? "request" : "pattern casing"); | |
1123 | ||
1124 | r = pattern_compile(arg_pattern, flags, &arg_compiled_pattern); | |
1125 | if (r < 0) | |
1126 | return r; | |
1127 | } | |
1128 | #endif | |
1129 | ||
0d43c694 LP |
1130 | return 1; |
1131 | } | |
1132 | ||
a963990f LP |
1133 | static int add_matches(sd_journal *j, char **args) { |
1134 | char **i; | |
4e602943 | 1135 | bool have_term = false; |
59cea26a | 1136 | |
a963990f | 1137 | assert(j); |
59cea26a | 1138 | |
a963990f | 1139 | STRV_FOREACH(i, args) { |
52aeb63c | 1140 | int r; |
59cea26a | 1141 | |
4e602943 ZJS |
1142 | if (streq(*i, "+")) { |
1143 | if (!have_term) | |
1144 | break; | |
cbdca852 | 1145 | r = sd_journal_add_disjunction(j); |
4e602943 ZJS |
1146 | have_term = false; |
1147 | ||
1148 | } else if (path_is_absolute(*i)) { | |
e1873695 | 1149 | _cleanup_free_ char *p = NULL, *t = NULL, *t2 = NULL, *interpreter = NULL; |
a963990f | 1150 | struct stat st; |
e5124088 | 1151 | |
a5648b80 | 1152 | r = chase_symlinks(*i, NULL, CHASE_TRAIL_SLASH, &p, NULL); |
e1873695 LP |
1153 | if (r < 0) |
1154 | return log_error_errno(r, "Couldn't canonicalize path: %m"); | |
e5124088 | 1155 | |
e1873695 | 1156 | if (lstat(p, &st) < 0) |
4a62c710 | 1157 | return log_error_errno(errno, "Couldn't stat file: %m"); |
e5124088 | 1158 | |
68fee104 | 1159 | if (S_ISREG(st.st_mode) && (0111 & st.st_mode)) { |
e1873695 | 1160 | if (executable_is_script(p, &interpreter) > 0) { |
68fee104 ZJS |
1161 | _cleanup_free_ char *comm; |
1162 | ||
e1873695 | 1163 | comm = strndup(basename(p), 15); |
68fee104 ZJS |
1164 | if (!comm) |
1165 | return log_oom(); | |
1166 | ||
b910cc72 | 1167 | t = strjoin("_COMM=", comm); |
795ab08f MS |
1168 | if (!t) |
1169 | return log_oom(); | |
68fee104 ZJS |
1170 | |
1171 | /* Append _EXE only if the interpreter is not a link. | |
73e231ab | 1172 | Otherwise, it might be outdated often. */ |
795ab08f | 1173 | if (lstat(interpreter, &st) == 0 && !S_ISLNK(st.st_mode)) { |
b910cc72 | 1174 | t2 = strjoin("_EXE=", interpreter); |
68fee104 ZJS |
1175 | if (!t2) |
1176 | return log_oom(); | |
1177 | } | |
795ab08f | 1178 | } else { |
b910cc72 | 1179 | t = strjoin("_EXE=", p); |
795ab08f MS |
1180 | if (!t) |
1181 | return log_oom(); | |
1182 | } | |
1183 | ||
1184 | r = sd_journal_add_match(j, t, 0); | |
1185 | ||
1186 | if (r >=0 && t2) | |
1187 | r = sd_journal_add_match(j, t2, 0); | |
1188 | ||
1189 | } else if (S_ISCHR(st.st_mode) || S_ISBLK(st.st_mode)) { | |
e1873695 | 1190 | r = add_matches_for_device(j, p); |
795ab08f MS |
1191 | if (r < 0) |
1192 | return r; | |
baaa35ad ZJS |
1193 | } else |
1194 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
1195 | "File is neither a device node, nor regular file, nor executable: %s", | |
1196 | *i); | |
e5124088 | 1197 | |
4e602943 | 1198 | have_term = true; |
4e602943 | 1199 | } else { |
cbdca852 | 1200 | r = sd_journal_add_match(j, *i, 0); |
4e602943 ZJS |
1201 | have_term = true; |
1202 | } | |
e5124088 | 1203 | |
23bbb0de MS |
1204 | if (r < 0) |
1205 | return log_error_errno(r, "Failed to add match '%s': %m", *i); | |
de7b95cd LP |
1206 | } |
1207 | ||
baaa35ad ZJS |
1208 | if (!strv_isempty(args) && !have_term) |
1209 | return log_error_errno(SYNTHETIC_ERRNO(EINVAL), | |
1210 | "\"+\" can only be used between terms"); | |
4e602943 | 1211 | |
a963990f LP |
1212 | return 0; |
1213 | } | |
1214 | ||
9530e0d0 LP |
1215 | static void boot_id_free_all(BootId *l) { |
1216 | ||
1217 | while (l) { | |
1218 | BootId *i = l; | |
1219 | LIST_REMOVE(boot_list, l, i); | |
1220 | free(i); | |
1221 | } | |
1222 | } | |
1223 | ||
dc009662 LP |
1224 | static int discover_next_boot(sd_journal *j, |
1225 | sd_id128_t previous_boot_id, | |
1226 | bool advance_older, | |
1227 | BootId **ret) { | |
45bc27b6 | 1228 | |
45bc27b6 | 1229 | _cleanup_free_ BootId *next_boot = NULL; |
dc009662 LP |
1230 | char match[9+32+1] = "_BOOT_ID="; |
1231 | sd_id128_t boot_id; | |
1232 | int r; | |
ea7061e4 JJ |
1233 | |
1234 | assert(j); | |
dc009662 | 1235 | assert(ret); |
596a2329 JJ |
1236 | |
1237 | /* We expect the journal to be on the last position of a boot | |
1238 | * (in relation to the direction we are going), so that the next | |
1239 | * invocation of sd_journal_next/previous will be from a different | |
1240 | * boot. We then collect any information we desire and then jump | |
1241 | * to the last location of the new boot by using a _BOOT_ID match | |
1242 | * coming from the other journal direction. */ | |
1243 | ||
1244 | /* Make sure we aren't restricted by any _BOOT_ID matches, so that | |
1245 | * we can actually advance to a *different* boot. */ | |
1246 | sd_journal_flush_matches(j); | |
1247 | ||
dc009662 LP |
1248 | do { |
1249 | if (advance_older) | |
1250 | r = sd_journal_previous(j); | |
1251 | else | |
1252 | r = sd_journal_next(j); | |
1253 | if (r < 0) | |
1254 | return r; | |
1255 | else if (r == 0) | |
1256 | return 0; /* End of journal, yay. */ | |
1257 | ||
1258 | r = sd_journal_get_monotonic_usec(j, NULL, &boot_id); | |
1259 | if (r < 0) | |
1260 | return r; | |
1261 | ||
1262 | /* We iterate through this in a loop, until the boot ID differs from the previous one. Note that | |
1263 | * normally, this will only require a single iteration, as we seeked to the last entry of the previous | |
1264 | * boot entry already. However, it might happen that the per-journal-field entry arrays are less | |
1265 | * complete than the main entry array, and hence might reference an entry that's not actually the last | |
1266 | * one of the boot ID as last one. Let's hence use the per-field array is initial seek position to | |
1267 | * speed things up, but let's not trust that it is complete, and hence, manually advance as | |
1268 | * necessary. */ | |
1269 | ||
1270 | } while (sd_id128_equal(boot_id, previous_boot_id)); | |
596a2329 | 1271 | |
45bc27b6 | 1272 | next_boot = new0(BootId, 1); |
596a2329 | 1273 | if (!next_boot) |
b56d608e | 1274 | return -ENOMEM; |
f1188074 | 1275 | |
dc009662 | 1276 | next_boot->id = boot_id; |
f1188074 | 1277 | |
d1bf9dc9 LP |
1278 | r = sd_journal_get_realtime_usec(j, &next_boot->first); |
1279 | if (r < 0) | |
1280 | return r; | |
ea7061e4 | 1281 | |
596a2329 JJ |
1282 | /* Now seek to the last occurrence of this boot ID. */ |
1283 | sd_id128_to_string(next_boot->id, match + 9); | |
1284 | r = sd_journal_add_match(j, match, sizeof(match) - 1); | |
1285 | if (r < 0) | |
1286 | return r; | |
f1188074 | 1287 | |
596a2329 JJ |
1288 | if (advance_older) |
1289 | r = sd_journal_seek_head(j); | |
1290 | else | |
1291 | r = sd_journal_seek_tail(j); | |
1292 | if (r < 0) | |
1293 | return r; | |
f1188074 | 1294 | |
596a2329 JJ |
1295 | if (advance_older) |
1296 | r = sd_journal_next(j); | |
1297 | else | |
1298 | r = sd_journal_previous(j); | |
1299 | if (r < 0) | |
1300 | return r; | |
baaa35ad ZJS |
1301 | else if (r == 0) |
1302 | return log_debug_errno(SYNTHETIC_ERRNO(ENODATA), | |
1303 | "Whoopsie! We found a boot ID but can't read its last entry."); /* This shouldn't happen. We just came from this very boot ID. */ | |
f1188074 | 1304 | |
d1bf9dc9 LP |
1305 | r = sd_journal_get_realtime_usec(j, &next_boot->last); |
1306 | if (r < 0) | |
1307 | return r; | |
596a2329 | 1308 | |
1cc6c93a | 1309 | *ret = TAKE_PTR(next_boot); |
9530e0d0 | 1310 | |
596a2329 JJ |
1311 | return 0; |
1312 | } | |
1313 | ||
45bc27b6 LP |
1314 | static int get_boots( |
1315 | sd_journal *j, | |
1316 | BootId **boots, | |
07ff6b08 ZJS |
1317 | sd_id128_t *boot_id, |
1318 | int offset) { | |
45bc27b6 | 1319 | |
596a2329 JJ |
1320 | bool skip_once; |
1321 | int r, count = 0; | |
ec02a6c9 | 1322 | BootId *head = NULL, *tail = NULL, *id; |
07ff6b08 | 1323 | const bool advance_older = boot_id && offset <= 0; |
dc009662 | 1324 | sd_id128_t previous_boot_id; |
596a2329 JJ |
1325 | |
1326 | assert(j); | |
f1188074 | 1327 | |
596a2329 JJ |
1328 | /* Adjust for the asymmetry that offset 0 is |
1329 | * the last (and current) boot, while 1 is considered the | |
1330 | * (chronological) first boot in the journal. */ | |
592855c3 | 1331 | skip_once = boot_id && sd_id128_is_null(*boot_id) && offset <= 0; |
596a2329 JJ |
1332 | |
1333 | /* Advance to the earliest/latest occurrence of our reference | |
1334 | * boot ID (taking our lookup direction into account), so that | |
1335 | * discover_next_boot() can do its job. | |
1336 | * If no reference is given, the journal head/tail will do, | |
1337 | * they're "virtual" boots after all. */ | |
07ff6b08 | 1338 | if (boot_id && !sd_id128_is_null(*boot_id)) { |
596a2329 JJ |
1339 | char match[9+32+1] = "_BOOT_ID="; |
1340 | ||
1341 | sd_journal_flush_matches(j); | |
1342 | ||
07ff6b08 | 1343 | sd_id128_to_string(*boot_id, match + 9); |
596a2329 | 1344 | r = sd_journal_add_match(j, match, sizeof(match) - 1); |
f1188074 ZJS |
1345 | if (r < 0) |
1346 | return r; | |
1347 | ||
596a2329 | 1348 | if (advance_older) |
c4fbc6b6 | 1349 | r = sd_journal_seek_head(j); /* seek to oldest */ |
596a2329 | 1350 | else |
c4fbc6b6 | 1351 | r = sd_journal_seek_tail(j); /* seek to newest */ |
f1188074 ZJS |
1352 | if (r < 0) |
1353 | return r; | |
1354 | ||
596a2329 | 1355 | if (advance_older) |
c4fbc6b6 | 1356 | r = sd_journal_next(j); /* read the oldest entry */ |
596a2329 | 1357 | else |
c4fbc6b6 | 1358 | r = sd_journal_previous(j); /* read the most recently added entry */ |
f1188074 ZJS |
1359 | if (r < 0) |
1360 | return r; | |
1361 | else if (r == 0) | |
596a2329 | 1362 | goto finish; |
07ff6b08 | 1363 | else if (offset == 0) { |
596a2329 JJ |
1364 | count = 1; |
1365 | goto finish; | |
1366 | } | |
c4fbc6b6 | 1367 | |
5238e957 | 1368 | /* At this point the read pointer is positioned at the oldest/newest occurrence of the reference boot |
c4fbc6b6 LP |
1369 | * ID. After flushing the matches, one more invocation of _previous()/_next() will hence place us at |
1370 | * the following entry, which must then have an older/newer boot ID */ | |
596a2329 | 1371 | } else { |
c4fbc6b6 | 1372 | |
596a2329 | 1373 | if (advance_older) |
c4fbc6b6 | 1374 | r = sd_journal_seek_tail(j); /* seek to newest */ |
596a2329 | 1375 | else |
c4fbc6b6 | 1376 | r = sd_journal_seek_head(j); /* seek to oldest */ |
f1188074 ZJS |
1377 | if (r < 0) |
1378 | return r; | |
1379 | ||
c4fbc6b6 LP |
1380 | /* No sd_journal_next()/_previous() here. |
1381 | * | |
1382 | * At this point the read pointer is positioned after the newest/before the oldest entry in the whole | |
1383 | * journal. The next invocation of _previous()/_next() will hence position us at the newest/oldest | |
1384 | * entry we have. */ | |
596a2329 | 1385 | } |
f1188074 | 1386 | |
dc009662 | 1387 | previous_boot_id = SD_ID128_NULL; |
45bc27b6 LP |
1388 | for (;;) { |
1389 | _cleanup_free_ BootId *current = NULL; | |
f1188074 | 1390 | |
dc009662 | 1391 | r = discover_next_boot(j, previous_boot_id, advance_older, ¤t); |
596a2329 | 1392 | if (r < 0) { |
9530e0d0 | 1393 | boot_id_free_all(head); |
596a2329 | 1394 | return r; |
ea7061e4 | 1395 | } |
f1188074 | 1396 | |
596a2329 JJ |
1397 | if (!current) |
1398 | break; | |
1399 | ||
dc009662 LP |
1400 | previous_boot_id = current->id; |
1401 | ||
07ff6b08 | 1402 | if (boot_id) { |
596a2329 | 1403 | if (!skip_once) |
07ff6b08 | 1404 | offset += advance_older ? 1 : -1; |
596a2329 JJ |
1405 | skip_once = false; |
1406 | ||
07ff6b08 | 1407 | if (offset == 0) { |
596a2329 | 1408 | count = 1; |
07ff6b08 | 1409 | *boot_id = current->id; |
596a2329 JJ |
1410 | break; |
1411 | } | |
1412 | } else { | |
ec02a6c9 HK |
1413 | LIST_FOREACH(boot_list, id, head) { |
1414 | if (sd_id128_equal(id->id, current->id)) { | |
1415 | /* boot id already stored, something wrong with the journal files */ | |
1416 | /* exiting as otherwise this problem would cause forever loop */ | |
1417 | goto finish; | |
1418 | } | |
1419 | } | |
596a2329 | 1420 | LIST_INSERT_AFTER(boot_list, head, tail, current); |
1cc6c93a | 1421 | tail = TAKE_PTR(current); |
596a2329 JJ |
1422 | count++; |
1423 | } | |
f1188074 ZJS |
1424 | } |
1425 | ||
596a2329 JJ |
1426 | finish: |
1427 | if (boots) | |
1428 | *boots = head; | |
1429 | ||
1430 | sd_journal_flush_matches(j); | |
1431 | ||
1432 | return count; | |
ea7061e4 JJ |
1433 | } |
1434 | ||
1435 | static int list_boots(sd_journal *j) { | |
596a2329 | 1436 | int w, i, count; |
9530e0d0 | 1437 | BootId *id, *all_ids; |
ea7061e4 JJ |
1438 | |
1439 | assert(j); | |
1440 | ||
596a2329 | 1441 | count = get_boots(j, &all_ids, NULL, 0); |
b56d608e LP |
1442 | if (count < 0) |
1443 | return log_error_errno(count, "Failed to determine boots: %m"); | |
1444 | if (count == 0) | |
596a2329 | 1445 | return count; |
ea7061e4 | 1446 | |
0221d68a | 1447 | (void) pager_open(arg_pager_flags); |
f1188074 ZJS |
1448 | |
1449 | /* numbers are one less, but we need an extra char for the sign */ | |
1450 | w = DECIMAL_STR_WIDTH(count - 1) + 1; | |
1451 | ||
596a2329 | 1452 | i = 0; |
9530e0d0 | 1453 | LIST_FOREACH(boot_list, id, all_ids) { |
f1188074 ZJS |
1454 | char a[FORMAT_TIMESTAMP_MAX], b[FORMAT_TIMESTAMP_MAX]; |
1455 | ||
1456 | printf("% *i " SD_ID128_FORMAT_STR " %s—%s\n", | |
1457 | w, i - count + 1, | |
1458 | SD_ID128_FORMAT_VAL(id->id), | |
5ab99e07 LP |
1459 | format_timestamp_maybe_utc(a, sizeof(a), id->first), |
1460 | format_timestamp_maybe_utc(b, sizeof(b), id->last)); | |
596a2329 | 1461 | i++; |
d121b396 | 1462 | } |
a963990f | 1463 | |
9530e0d0 LP |
1464 | boot_id_free_all(all_ids); |
1465 | ||
a331b5e6 JJ |
1466 | return 0; |
1467 | } | |
1468 | ||
1469 | static int add_boot(sd_journal *j) { | |
1470 | char match[9+32+1] = "_BOOT_ID="; | |
07ff6b08 | 1471 | sd_id128_t boot_id; |
442e2def | 1472 | int r; |
a331b5e6 JJ |
1473 | |
1474 | assert(j); | |
1475 | ||
d121b396 | 1476 | if (!arg_boot) |
a331b5e6 JJ |
1477 | return 0; |
1478 | ||
592855c3 ZJS |
1479 | /* Take a shortcut and use the current boot_id, which we can do very quickly. |
1480 | * We can do this only when we logs are coming from the current machine, | |
1481 | * so take the slow path if log location is specified. */ | |
3bbaff3e | 1482 | if (arg_boot_offset == 0 && sd_id128_is_null(arg_boot_id) && |
0a175093 | 1483 | !arg_directory && !arg_file && !arg_root) |
b6741478 | 1484 | return add_match_this_boot(j, arg_machine); |
a331b5e6 | 1485 | |
07ff6b08 ZJS |
1486 | boot_id = arg_boot_id; |
1487 | r = get_boots(j, NULL, &boot_id, arg_boot_offset); | |
596a2329 JJ |
1488 | assert(r <= 1); |
1489 | if (r <= 0) { | |
4bbccb02 | 1490 | const char *reason = (r == 0) ? "No such boot ID in journal" : strerror_safe(r); |
596a2329 JJ |
1491 | |
1492 | if (sd_id128_is_null(arg_boot_id)) | |
c34e9399 JS |
1493 | log_error("Data from the specified boot (%+i) is not available: %s", |
1494 | arg_boot_offset, reason); | |
d121b396 | 1495 | else |
c34e9399 JS |
1496 | log_error("Data from the specified boot ("SD_ID128_FORMAT_STR") is not available: %s", |
1497 | SD_ID128_FORMAT_VAL(arg_boot_id), reason); | |
596a2329 JJ |
1498 | |
1499 | return r == 0 ? -ENODATA : r; | |
a331b5e6 JJ |
1500 | } |
1501 | ||
07ff6b08 | 1502 | sd_id128_to_string(boot_id, match + 9); |
d121b396 ZJS |
1503 | |
1504 | r = sd_journal_add_match(j, match, sizeof(match) - 1); | |
23bbb0de MS |
1505 | if (r < 0) |
1506 | return log_error_errno(r, "Failed to add match: %m"); | |
a331b5e6 JJ |
1507 | |
1508 | r = sd_journal_add_conjunction(j); | |
1509 | if (r < 0) | |
b56d608e | 1510 | return log_error_errno(r, "Failed to add conjunction: %m"); |
a331b5e6 JJ |
1511 | |
1512 | return 0; | |
a963990f LP |
1513 | } |
1514 | ||
99271804 ZJS |
1515 | static int add_dmesg(sd_journal *j) { |
1516 | int r; | |
1517 | assert(j); | |
1518 | ||
1519 | if (!arg_dmesg) | |
1520 | return 0; | |
1521 | ||
fbd0b64f LP |
1522 | r = sd_journal_add_match(j, "_TRANSPORT=kernel", |
1523 | STRLEN("_TRANSPORT=kernel")); | |
23bbb0de MS |
1524 | if (r < 0) |
1525 | return log_error_errno(r, "Failed to add match: %m"); | |
99271804 ZJS |
1526 | |
1527 | r = sd_journal_add_conjunction(j); | |
1528 | if (r < 0) | |
b56d608e | 1529 | return log_error_errno(r, "Failed to add conjunction: %m"); |
99271804 ZJS |
1530 | |
1531 | return 0; | |
1532 | } | |
1533 | ||
b56d608e LP |
1534 | static int get_possible_units( |
1535 | sd_journal *j, | |
1536 | const char *fields, | |
1537 | char **patterns, | |
1538 | Set **units) { | |
1539 | ||
ea18a4b5 ZJS |
1540 | _cleanup_set_free_free_ Set *found; |
1541 | const char *field; | |
c3f60ec5 | 1542 | int r; |
ea18a4b5 | 1543 | |
d5099efc | 1544 | found = set_new(&string_hash_ops); |
ea18a4b5 | 1545 | if (!found) |
b56d608e | 1546 | return -ENOMEM; |
ea18a4b5 ZJS |
1547 | |
1548 | NULSTR_FOREACH(field, fields) { | |
1549 | const void *data; | |
1550 | size_t size; | |
1551 | ||
1552 | r = sd_journal_query_unique(j, field); | |
1553 | if (r < 0) | |
1554 | return r; | |
1555 | ||
1556 | SD_JOURNAL_FOREACH_UNIQUE(j, data, size) { | |
1557 | char **pattern, *eq; | |
1558 | size_t prefix; | |
1559 | _cleanup_free_ char *u = NULL; | |
1560 | ||
1561 | eq = memchr(data, '=', size); | |
1562 | if (eq) | |
1563 | prefix = eq - (char*) data + 1; | |
1564 | else | |
1565 | prefix = 0; | |
1566 | ||
1567 | u = strndup((char*) data + prefix, size - prefix); | |
1568 | if (!u) | |
b56d608e | 1569 | return -ENOMEM; |
ea18a4b5 ZJS |
1570 | |
1571 | STRV_FOREACH(pattern, patterns) | |
1572 | if (fnmatch(*pattern, u, FNM_NOESCAPE) == 0) { | |
1573 | log_debug("Matched %s with pattern %s=%s", u, field, *pattern); | |
1574 | ||
1575 | r = set_consume(found, u); | |
1576 | u = NULL; | |
1577 | if (r < 0 && r != -EEXIST) | |
1578 | return r; | |
1579 | ||
1580 | break; | |
1581 | } | |
1582 | } | |
1583 | } | |
1584 | ||
1cc6c93a YW |
1585 | *units = TAKE_PTR(found); |
1586 | ||
ea18a4b5 ZJS |
1587 | return 0; |
1588 | } | |
1589 | ||
1590 | /* This list is supposed to return the superset of unit names | |
1591 | * possibly matched by rules added with add_matches_for_unit... */ | |
1592 | #define SYSTEM_UNITS \ | |
1593 | "_SYSTEMD_UNIT\0" \ | |
1594 | "COREDUMP_UNIT\0" \ | |
1595 | "UNIT\0" \ | |
1596 | "OBJECT_SYSTEMD_UNIT\0" \ | |
1597 | "_SYSTEMD_SLICE\0" | |
1598 | ||
1599 | /* ... and add_matches_for_user_unit */ | |
1600 | #define USER_UNITS \ | |
1601 | "_SYSTEMD_USER_UNIT\0" \ | |
1602 | "USER_UNIT\0" \ | |
1603 | "COREDUMP_USER_UNIT\0" \ | |
0e4a4f56 AP |
1604 | "OBJECT_SYSTEMD_USER_UNIT\0" \ |
1605 | "_SYSTEMD_USER_SLICE\0" | |
ea18a4b5 ZJS |
1606 | |
1607 | static int add_units(sd_journal *j) { | |
1608 | _cleanup_strv_free_ char **patterns = NULL; | |
1609 | int r, count = 0; | |
b9e40524 | 1610 | char **i; |
c3f60ec5 LP |
1611 | |
1612 | assert(j); | |
1613 | ||
b9e40524 | 1614 | STRV_FOREACH(i, arg_system_units) { |
ea18a4b5 ZJS |
1615 | _cleanup_free_ char *u = NULL; |
1616 | ||
37cbc1d5 | 1617 | r = unit_name_mangle(*i, UNIT_NAME_MANGLE_GLOB | (arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN), &u); |
7410616c LP |
1618 | if (r < 0) |
1619 | return r; | |
ea18a4b5 ZJS |
1620 | |
1621 | if (string_is_glob(u)) { | |
1622 | r = strv_push(&patterns, u); | |
1623 | if (r < 0) | |
1624 | return r; | |
1625 | u = NULL; | |
1626 | } else { | |
1627 | r = add_matches_for_unit(j, u); | |
1628 | if (r < 0) | |
1629 | return r; | |
1630 | r = sd_journal_add_disjunction(j); | |
1631 | if (r < 0) | |
1632 | return r; | |
313cefa1 | 1633 | count++; |
ea18a4b5 ZJS |
1634 | } |
1635 | } | |
1636 | ||
1637 | if (!strv_isempty(patterns)) { | |
1638 | _cleanup_set_free_free_ Set *units = NULL; | |
ea18a4b5 ZJS |
1639 | char *u; |
1640 | ||
1641 | r = get_possible_units(j, SYSTEM_UNITS, patterns, &units); | |
b9e40524 HH |
1642 | if (r < 0) |
1643 | return r; | |
ea18a4b5 | 1644 | |
90e74a66 | 1645 | SET_FOREACH(u, units) { |
ea18a4b5 ZJS |
1646 | r = add_matches_for_unit(j, u); |
1647 | if (r < 0) | |
1648 | return r; | |
1649 | r = sd_journal_add_disjunction(j); | |
1650 | if (r < 0) | |
1651 | return r; | |
313cefa1 | 1652 | count++; |
ea18a4b5 | 1653 | } |
b9e40524 | 1654 | } |
c3f60ec5 | 1655 | |
97b11eed | 1656 | patterns = strv_free(patterns); |
ea18a4b5 | 1657 | |
b9e40524 | 1658 | STRV_FOREACH(i, arg_user_units) { |
ea18a4b5 ZJS |
1659 | _cleanup_free_ char *u = NULL; |
1660 | ||
37cbc1d5 | 1661 | r = unit_name_mangle(*i, UNIT_NAME_MANGLE_GLOB | (arg_quiet ? 0 : UNIT_NAME_MANGLE_WARN), &u); |
7410616c LP |
1662 | if (r < 0) |
1663 | return r; | |
c3f60ec5 | 1664 | |
ea18a4b5 ZJS |
1665 | if (string_is_glob(u)) { |
1666 | r = strv_push(&patterns, u); | |
1667 | if (r < 0) | |
1668 | return r; | |
1669 | u = NULL; | |
1670 | } else { | |
1671 | r = add_matches_for_user_unit(j, u, getuid()); | |
1672 | if (r < 0) | |
1673 | return r; | |
1674 | r = sd_journal_add_disjunction(j); | |
1675 | if (r < 0) | |
1676 | return r; | |
313cefa1 | 1677 | count++; |
ea18a4b5 ZJS |
1678 | } |
1679 | } | |
1680 | ||
1681 | if (!strv_isempty(patterns)) { | |
1682 | _cleanup_set_free_free_ Set *units = NULL; | |
ea18a4b5 | 1683 | char *u; |
b9e40524 | 1684 | |
ea18a4b5 | 1685 | r = get_possible_units(j, USER_UNITS, patterns, &units); |
b9e40524 HH |
1686 | if (r < 0) |
1687 | return r; | |
1688 | ||
90e74a66 | 1689 | SET_FOREACH(u, units) { |
ea18a4b5 ZJS |
1690 | r = add_matches_for_user_unit(j, u, getuid()); |
1691 | if (r < 0) | |
1692 | return r; | |
1693 | r = sd_journal_add_disjunction(j); | |
1694 | if (r < 0) | |
1695 | return r; | |
313cefa1 | 1696 | count++; |
ea18a4b5 | 1697 | } |
b9e40524 | 1698 | } |
c3f60ec5 | 1699 | |
ea18a4b5 ZJS |
1700 | /* Complain if the user request matches but nothing whatsoever was |
1701 | * found, since otherwise everything would be matched. */ | |
1702 | if (!(strv_isempty(arg_system_units) && strv_isempty(arg_user_units)) && count == 0) | |
1703 | return -ENODATA; | |
1704 | ||
cd34b3c6 HH |
1705 | r = sd_journal_add_conjunction(j); |
1706 | if (r < 0) | |
1707 | return r; | |
1708 | ||
c3f60ec5 LP |
1709 | return 0; |
1710 | } | |
1711 | ||
941e990d LP |
1712 | static int add_priorities(sd_journal *j) { |
1713 | char match[] = "PRIORITY=0"; | |
1714 | int i, r; | |
941e990d LP |
1715 | assert(j); |
1716 | ||
1717 | if (arg_priorities == 0xFF) | |
1718 | return 0; | |
1719 | ||
1720 | for (i = LOG_EMERG; i <= LOG_DEBUG; i++) | |
1721 | if (arg_priorities & (1 << i)) { | |
1722 | match[sizeof(match)-2] = '0' + i; | |
1723 | ||
941e990d | 1724 | r = sd_journal_add_match(j, match, strlen(match)); |
23bbb0de MS |
1725 | if (r < 0) |
1726 | return log_error_errno(r, "Failed to add match: %m"); | |
941e990d LP |
1727 | } |
1728 | ||
cd34b3c6 HH |
1729 | r = sd_journal_add_conjunction(j); |
1730 | if (r < 0) | |
b56d608e | 1731 | return log_error_errno(r, "Failed to add conjunction: %m"); |
cd34b3c6 | 1732 | |
941e990d LP |
1733 | return 0; |
1734 | } | |
1735 | ||
196dedd5 ZJS |
1736 | static int add_facilities(sd_journal *j) { |
1737 | void *p; | |
196dedd5 ZJS |
1738 | int r; |
1739 | ||
90e74a66 | 1740 | SET_FOREACH(p, arg_facilities) { |
196dedd5 ZJS |
1741 | char match[STRLEN("SYSLOG_FACILITY=") + DECIMAL_STR_MAX(int)]; |
1742 | ||
1743 | xsprintf(match, "SYSLOG_FACILITY=%d", PTR_TO_INT(p)); | |
1744 | ||
1745 | r = sd_journal_add_match(j, match, strlen(match)); | |
1746 | if (r < 0) | |
1747 | return log_error_errno(r, "Failed to add match: %m"); | |
1748 | } | |
1749 | ||
1750 | return 0; | |
1751 | } | |
1752 | ||
73083640 HH |
1753 | static int add_syslog_identifier(sd_journal *j) { |
1754 | int r; | |
1755 | char **i; | |
1756 | ||
1757 | assert(j); | |
1758 | ||
1759 | STRV_FOREACH(i, arg_syslog_identifier) { | |
6d946490 | 1760 | _cleanup_free_ char *u = NULL; |
73083640 | 1761 | |
6d946490 YW |
1762 | u = strjoin("SYSLOG_IDENTIFIER=", *i); |
1763 | if (!u) | |
1764 | return -ENOMEM; | |
73083640 HH |
1765 | r = sd_journal_add_match(j, u, 0); |
1766 | if (r < 0) | |
1767 | return r; | |
1768 | r = sd_journal_add_disjunction(j); | |
1769 | if (r < 0) | |
1770 | return r; | |
1771 | } | |
1772 | ||
1773 | r = sd_journal_add_conjunction(j); | |
1774 | if (r < 0) | |
1775 | return r; | |
1776 | ||
1777 | return 0; | |
1778 | } | |
1779 | ||
7b6c92e6 | 1780 | #if HAVE_GCRYPT |
f1b82359 ZJS |
1781 | static int format_journal_url( |
1782 | const void *seed, | |
1783 | size_t seed_size, | |
1784 | uint64_t start, | |
1785 | uint64_t interval, | |
1786 | const char *hn, | |
1787 | sd_id128_t machine, | |
1788 | bool full, | |
1789 | char **ret_url) { | |
1790 | _cleanup_free_ char *url = NULL; | |
1791 | _cleanup_fclose_ FILE *f = NULL; | |
1792 | size_t url_size = 0; | |
1793 | int r; | |
1794 | ||
1795 | assert(seed); | |
1796 | assert(seed_size > 0); | |
1797 | ||
1798 | f = open_memstream_unlocked(&url, &url_size); | |
1799 | if (!f) | |
1800 | return -ENOMEM; | |
1801 | ||
1802 | if (full) | |
1803 | fputs("fss://", f); | |
1804 | ||
1805 | for (size_t i = 0; i < seed_size; i++) { | |
1806 | if (i > 0 && i % 3 == 0) | |
1807 | fputc('-', f); | |
1808 | fprintf(f, "%02x", ((uint8_t*) seed)[i]); | |
1809 | } | |
1810 | ||
1811 | fprintf(f, "/%"PRIx64"-%"PRIx64, start, interval); | |
1812 | ||
1813 | if (full) { | |
1814 | fprintf(f, "?machine=" SD_ID128_FORMAT_STR, SD_ID128_FORMAT_VAL(machine)); | |
1815 | if (hn) | |
1816 | fprintf(f, ";hostname=%s", hn); | |
1817 | } | |
1818 | ||
1819 | r = fflush_and_check(f); | |
1820 | if (r < 0) | |
1821 | return r; | |
1822 | ||
1823 | f = safe_fclose(f); | |
1824 | *ret_url = TAKE_PTR(url); | |
1825 | return 0; | |
1826 | } | |
7b6c92e6 | 1827 | #endif |
f1b82359 | 1828 | |
7560fffc | 1829 | static int setup_keys(void) { |
349cc4a5 | 1830 | #if HAVE_GCRYPT |
da012db0 | 1831 | size_t mpk_size, seed_size, state_size; |
9bff1410 LP |
1832 | _cleanup_(unlink_and_freep) char *k = NULL; |
1833 | _cleanup_free_ char *p = NULL; | |
7560fffc | 1834 | uint8_t *mpk, *seed, *state; |
9bff1410 | 1835 | _cleanup_close_ int fd = -1; |
7560fffc | 1836 | sd_id128_t machine, boot; |
b98e3866 | 1837 | struct stat st; |
9bff1410 LP |
1838 | uint64_t n; |
1839 | int r; | |
b98e3866 SL |
1840 | |
1841 | r = stat("/var/log/journal", &st); | |
4c701096 | 1842 | if (r < 0 && !IN_SET(errno, ENOENT, ENOTDIR)) |
4a62c710 | 1843 | return log_error_errno(errno, "stat(\"%s\") failed: %m", "/var/log/journal"); |
b98e3866 SL |
1844 | |
1845 | if (r < 0 || !S_ISDIR(st.st_mode)) { | |
1846 | log_error("%s is not a directory, must be using persistent logging for FSS.", | |
1847 | "/var/log/journal"); | |
1848 | return r < 0 ? -errno : -ENOTDIR; | |
1849 | } | |
7560fffc LP |
1850 | |
1851 | r = sd_id128_get_machine(&machine); | |
23bbb0de MS |
1852 | if (r < 0) |
1853 | return log_error_errno(r, "Failed to get machine ID: %m"); | |
7560fffc LP |
1854 | |
1855 | r = sd_id128_get_boot(&boot); | |
23bbb0de MS |
1856 | if (r < 0) |
1857 | return log_error_errno(r, "Failed to get boot ID: %m"); | |
7560fffc | 1858 | |
baed47c3 | 1859 | if (asprintf(&p, "/var/log/journal/" SD_ID128_FORMAT_STR "/fss", |
7560fffc LP |
1860 | SD_ID128_FORMAT_VAL(machine)) < 0) |
1861 | return log_oom(); | |
1862 | ||
faf9da01 ZJS |
1863 | if (arg_force) { |
1864 | r = unlink(p); | |
9bff1410 LP |
1865 | if (r < 0 && errno != ENOENT) |
1866 | return log_error_errno(errno, "unlink(\"%s\") failed: %m", p); | |
1867 | } else if (access(p, F_OK) >= 0) | |
1868 | return log_error_errno(SYNTHETIC_ERRNO(EEXIST), | |
1869 | "Sealing key file %s exists already. Use --force to recreate.", p); | |
7560fffc | 1870 | |
baed47c3 | 1871 | if (asprintf(&k, "/var/log/journal/" SD_ID128_FORMAT_STR "/fss.tmp.XXXXXX", |
9bff1410 LP |
1872 | SD_ID128_FORMAT_VAL(machine)) < 0) |
1873 | return log_oom(); | |
7560fffc LP |
1874 | |
1875 | mpk_size = FSPRG_mskinbytes(FSPRG_RECOMMENDED_SECPAR); | |
1876 | mpk = alloca(mpk_size); | |
1877 | ||
1878 | seed_size = FSPRG_RECOMMENDED_SEEDLEN; | |
1879 | seed = alloca(seed_size); | |
1880 | ||
1881 | state_size = FSPRG_stateinbytes(FSPRG_RECOMMENDED_SECPAR); | |
1882 | state = alloca(state_size); | |
1883 | ||
7560fffc | 1884 | log_info("Generating seed..."); |
9bff1410 LP |
1885 | r = genuine_random_bytes(seed, seed_size, RANDOM_BLOCK); |
1886 | if (r < 0) | |
1887 | return log_error_errno(r, "Failed to acquire random seed: %m"); | |
7560fffc LP |
1888 | |
1889 | log_info("Generating key pair..."); | |
1890 | FSPRG_GenMK(NULL, mpk, seed, seed_size, FSPRG_RECOMMENDED_SECPAR); | |
1891 | ||
baed47c3 | 1892 | log_info("Generating sealing key..."); |
7560fffc LP |
1893 | FSPRG_GenState0(state, mpk, seed, seed_size); |
1894 | ||
baed47c3 LP |
1895 | assert(arg_interval > 0); |
1896 | ||
7560fffc | 1897 | n = now(CLOCK_REALTIME); |
baed47c3 | 1898 | n /= arg_interval; |
7560fffc | 1899 | |
03e334a1 | 1900 | safe_close(fd); |
646853bd | 1901 | fd = mkostemp_safe(k); |
9bff1410 LP |
1902 | if (fd < 0) |
1903 | return log_error_errno(fd, "Failed to open %s: %m", k); | |
7560fffc | 1904 | |
a4df1f0b LP |
1905 | /* Enable secure remove, exclusion from dump, synchronous writing and in-place updating */ |
1906 | static const unsigned chattr_flags[] = { | |
1907 | FS_SECRM_FL, | |
1908 | FS_NODUMP_FL, | |
1909 | FS_SYNC_FL, | |
1910 | FS_NOCOW_FL, | |
1911 | }; | |
1912 | for (size_t j = 0; j < ELEMENTSOF(chattr_flags); j++) { | |
1913 | r = chattr_fd(fd, chattr_flags[j], chattr_flags[j], NULL); | |
1914 | if (r < 0) | |
1915 | log_full_errno(ERRNO_IS_NOT_SUPPORTED(r) ? LOG_DEBUG : LOG_WARNING, r, | |
1916 | "Failed to set file attribute 0x%x: %m", chattr_flags[j]); | |
1917 | } | |
f982e6f7 | 1918 | |
41ab8c67 | 1919 | struct FSSHeader h = { |
9bff1410 | 1920 | .signature = { 'K', 'S', 'H', 'H', 'R', 'H', 'L', 'P' }, |
41ab8c67 LP |
1921 | .machine_id = machine, |
1922 | .boot_id = boot, | |
1923 | .header_size = htole64(sizeof(h)), | |
1924 | .start_usec = htole64(n * arg_interval), | |
1925 | .interval_usec = htole64(arg_interval), | |
1926 | .fsprg_secpar = htole16(FSPRG_RECOMMENDED_SECPAR), | |
1927 | .fsprg_state_size = htole64(state_size), | |
1928 | }; | |
1929 | ||
553acb7b | 1930 | r = loop_write(fd, &h, sizeof(h), false); |
9bff1410 LP |
1931 | if (r < 0) |
1932 | return log_error_errno(r, "Failed to write header: %m"); | |
7560fffc | 1933 | |
553acb7b | 1934 | r = loop_write(fd, state, state_size, false); |
9bff1410 LP |
1935 | if (r < 0) |
1936 | return log_error_errno(r, "Failed to write state: %m"); | |
7560fffc | 1937 | |
9bff1410 LP |
1938 | if (rename(k, p) < 0) |
1939 | return log_error_errno(errno, "Failed to link file: %m"); | |
1940 | ||
1941 | k = mfree(k); | |
7560fffc | 1942 | |
f1b82359 ZJS |
1943 | _cleanup_free_ char *hn = NULL, *key = NULL; |
1944 | ||
1945 | r = format_journal_url(seed, seed_size, n, arg_interval, hn, machine, false, &key); | |
1946 | if (r < 0) | |
1947 | return r; | |
da012db0 | 1948 | |
8481248b | 1949 | if (on_tty()) { |
da012db0 ZJS |
1950 | hn = gethostname_malloc(); |
1951 | if (hn) | |
1952 | hostname_cleanup(hn); | |
1953 | ||
1954 | char tsb[FORMAT_TIMESPAN_MAX]; | |
7560fffc | 1955 | fprintf(stderr, |
da012db0 | 1956 | "\nNew keys have been generated for host %s%s" SD_ID128_FORMAT_STR ".\n" |
7560fffc | 1957 | "\n" |
da012db0 ZJS |
1958 | "The %ssecret sealing key%s has been written to the following local file.\n" |
1959 | "This key file is automatically updated when the sealing key is advanced.\n" | |
1960 | "It should not be used on multiple hosts.\n" | |
7560fffc LP |
1961 | "\n" |
1962 | "\t%s\n" | |
1963 | "\n" | |
da012db0 ZJS |
1964 | "The sealing key is automatically changed every %s.\n" |
1965 | "\n" | |
54f8c958 | 1966 | "Please write down the following %ssecret verification key%s. It should be stored\n" |
da012db0 | 1967 | "in a safe location and should not be saved locally on disk.\n" |
54f8c958 | 1968 | "\n\t%s", |
d7a0f1f4 FS |
1969 | strempty(hn), hn ? "/" : "", |
1970 | SD_ID128_FORMAT_VAL(machine), | |
54f8c958 | 1971 | ansi_highlight(), ansi_normal(), |
9ea78383 | 1972 | p, |
da012db0 | 1973 | format_timespan(tsb, sizeof(tsb), arg_interval, 0), |
54f8c958 | 1974 | ansi_highlight(), ansi_normal(), |
9ea78383 | 1975 | ansi_highlight_red()); |
7560fffc LP |
1976 | fflush(stderr); |
1977 | } | |
da012db0 | 1978 | |
f1b82359 | 1979 | puts(key); |
baed47c3 | 1980 | |
8481248b | 1981 | if (on_tty()) { |
da012db0 | 1982 | fprintf(stderr, "%s", ansi_normal()); |
349cc4a5 | 1983 | #if HAVE_QRENCODE |
f1b82359 ZJS |
1984 | _cleanup_free_ char *url = NULL; |
1985 | r = format_journal_url(seed, seed_size, n, arg_interval, hn, machine, true, &url); | |
1986 | if (r < 0) | |
1987 | return r; | |
1988 | ||
1989 | (void) print_qrcode(stderr, | |
1990 | "To transfer the verification key to your phone scan the QR code below", | |
1991 | url); | |
f6a971bc | 1992 | #endif |
baed47c3 | 1993 | } |
7560fffc | 1994 | |
9bff1410 | 1995 | return 0; |
7560fffc | 1996 | #else |
baaa35ad ZJS |
1997 | return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP), |
1998 | "Forward-secure sealing not available."); | |
7560fffc LP |
1999 | #endif |
2000 | } | |
2001 | ||
beec0085 LP |
2002 | static int verify(sd_journal *j) { |
2003 | int r = 0; | |
beec0085 LP |
2004 | JournalFile *f; |
2005 | ||
2006 | assert(j); | |
2007 | ||
cedb42bb LP |
2008 | log_show_color(true); |
2009 | ||
90e74a66 | 2010 | ORDERED_HASHMAP_FOREACH(f, j->files) { |
beec0085 | 2011 | int k; |
a7f7d1bd | 2012 | usec_t first = 0, validated = 0, last = 0; |
beec0085 | 2013 | |
349cc4a5 | 2014 | #if HAVE_GCRYPT |
feb12d3e | 2015 | if (!arg_verify_key && JOURNAL_HEADER_SEALED(f->header)) |
cedb42bb | 2016 | log_notice("Journal file %s has sealing enabled but verification key has not been passed using --verify-key=.", f->path); |
56e81f7c | 2017 | #endif |
4da416aa | 2018 | |
2a7b539a | 2019 | k = journal_file_verify(f, arg_verify_key, &first, &validated, &last, true); |
fed66db0 | 2020 | if (k == -EINVAL) |
baed47c3 | 2021 | /* If the key was invalid give up right-away. */ |
56e81f7c | 2022 | return k; |
fed66db0 YW |
2023 | else if (k < 0) |
2024 | r = log_warning_errno(k, "FAIL: %s (%m)", f->path); | |
2025 | else { | |
6c7be122 | 2026 | char a[FORMAT_TIMESTAMP_MAX], b[FORMAT_TIMESTAMP_MAX], c[FORMAT_TIMESPAN_MAX]; |
beec0085 | 2027 | log_info("PASS: %s", f->path); |
6c7be122 | 2028 | |
c0ca7aee | 2029 | if (arg_verify_key && JOURNAL_HEADER_SEALED(f->header)) { |
2a7b539a | 2030 | if (validated > 0) { |
c0ca7aee | 2031 | log_info("=> Validated from %s to %s, final %s entries not sealed.", |
5ab99e07 LP |
2032 | format_timestamp_maybe_utc(a, sizeof(a), first), |
2033 | format_timestamp_maybe_utc(b, sizeof(b), validated), | |
2fa4092c | 2034 | format_timespan(c, sizeof(c), last > validated ? last - validated : 0, 0)); |
2a7b539a | 2035 | } else if (last > 0) |
c0ca7aee | 2036 | log_info("=> No sealing yet, %s of entries not sealed.", |
2fa4092c | 2037 | format_timespan(c, sizeof(c), last - first, 0)); |
c0ca7aee LP |
2038 | else |
2039 | log_info("=> No sealing yet, no entries in file."); | |
2040 | } | |
6c7be122 | 2041 | } |
beec0085 LP |
2042 | } |
2043 | ||
2044 | return r; | |
2045 | } | |
2046 | ||
4f413af2 LP |
2047 | static int simple_varlink_call(const char *option, const char *method) { |
2048 | _cleanup_(varlink_flush_close_unrefp) Varlink *link = NULL; | |
6b25db87 | 2049 | const char *error, *fn; |
74055aa7 LP |
2050 | int r; |
2051 | ||
4f413af2 LP |
2052 | if (arg_machine) |
2053 | return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP), "%s is not supported in conjunction with --machine=.", option); | |
74055aa7 | 2054 | |
6b25db87 LP |
2055 | fn = arg_namespace ? |
2056 | strjoina("/run/systemd/journal.", arg_namespace, "/io.systemd.journal") : | |
2057 | "/run/systemd/journal/io.systemd.journal"; | |
2058 | ||
2059 | r = varlink_connect_address(&link, fn); | |
94b65516 | 2060 | if (r < 0) |
6b25db87 | 2061 | return log_error_errno(r, "Failed to connect to %s: %m", fn); |
77740b59 ZJS |
2062 | |
2063 | (void) varlink_set_description(link, "journal"); | |
0bd3c210 | 2064 | (void) varlink_set_relative_timeout(link, USEC_INFINITY); |
74055aa7 | 2065 | |
4f413af2 LP |
2066 | r = varlink_call(link, method, NULL, NULL, &error, NULL); |
2067 | if (r < 0) | |
17087340 YW |
2068 | return log_error_errno(r, "Failed to execute varlink call: %m"); |
2069 | if (error) | |
2070 | return log_error_errno(SYNTHETIC_ERRNO(ENOANO), | |
2071 | "Failed to execute varlink call: %s", error); | |
74055aa7 | 2072 | |
4f413af2 | 2073 | return 0; |
74055aa7 LP |
2074 | } |
2075 | ||
4f413af2 LP |
2076 | static int flush_to_var(void) { |
2077 | return simple_varlink_call("--flush", "io.systemd.Journal.FlushToVar"); | |
94b65516 LP |
2078 | } |
2079 | ||
c0dfcb31 | 2080 | static int relinquish_var(void) { |
f2083c71 | 2081 | return simple_varlink_call("--relinquish-var/--smart-relinquish-var", "io.systemd.Journal.RelinquishVar"); |
c0dfcb31 LP |
2082 | } |
2083 | ||
dbd6e31c | 2084 | static int rotate(void) { |
4f413af2 | 2085 | return simple_varlink_call("--rotate", "io.systemd.Journal.Rotate"); |
dbd6e31c LP |
2086 | } |
2087 | ||
2088 | static int sync_journal(void) { | |
4f413af2 | 2089 | return simple_varlink_call("--sync", "io.systemd.Journal.Synchronize"); |
dbd6e31c LP |
2090 | } |
2091 | ||
2a1e0f22 LP |
2092 | static int wait_for_change(sd_journal *j, int poll_fd) { |
2093 | struct pollfd pollfds[] = { | |
2094 | { .fd = poll_fd, .events = POLLIN }, | |
2095 | { .fd = STDOUT_FILENO }, | |
2096 | }; | |
2a1e0f22 | 2097 | usec_t timeout; |
a963990f | 2098 | int r; |
2a1e0f22 LP |
2099 | |
2100 | assert(j); | |
2101 | assert(poll_fd >= 0); | |
2102 | ||
2103 | /* Much like sd_journal_wait() but also keeps an eye on STDOUT, and exits as soon as we see a POLLHUP on that, | |
2104 | * i.e. when it is closed. */ | |
2105 | ||
2106 | r = sd_journal_get_timeout(j, &timeout); | |
2107 | if (r < 0) | |
2108 | return log_error_errno(r, "Failed to determine journal waiting time: %m"); | |
2109 | ||
d9e2af0a YW |
2110 | r = ppoll_usec(pollfds, ELEMENTSOF(pollfds), timeout); |
2111 | if (r == -EINTR) | |
2112 | return 0; | |
2113 | if (r < 0) | |
2114 | return log_error_errno(r, "Couldn't wait for journal event: %m"); | |
2a1e0f22 | 2115 | |
d9e2af0a | 2116 | if (pollfds[1].revents & (POLLHUP|POLLERR)) /* STDOUT has been closed? */ |
baaa35ad ZJS |
2117 | return log_debug_errno(SYNTHETIC_ERRNO(ECANCELED), |
2118 | "Standard output has been closed."); | |
2a1e0f22 LP |
2119 | |
2120 | r = sd_journal_process(j); | |
2121 | if (r < 0) | |
2122 | return log_error_errno(r, "Failed to process journal events: %m"); | |
2123 | ||
2124 | return 0; | |
2125 | } | |
2126 | ||
2127 | int main(int argc, char *argv[]) { | |
cc171228 LP |
2128 | _cleanup_(loop_device_unrefp) LoopDevice *loop_device = NULL; |
2129 | _cleanup_(decrypted_image_unrefp) DecryptedImage *decrypted_image = NULL; | |
2130 | _cleanup_(umount_and_rmdir_and_freep) char *unlink_dir = NULL; | |
2a1e0f22 | 2131 | bool previous_boot_id_valid = false, first_line = true, ellipsized = false, need_seek = false; |
d9e15cbd | 2132 | bool use_cursor = false, after_cursor = false; |
4afd3348 | 2133 | _cleanup_(sd_journal_closep) sd_journal *j = NULL; |
14a65d65 | 2134 | sd_id128_t previous_boot_id; |
2a1e0f22 | 2135 | int n_shown = 0, r, poll_fd = -1; |
a963990f | 2136 | |
a9cdc94f | 2137 | setlocale(LC_ALL, ""); |
d2acb93d | 2138 | log_setup(); |
a963990f | 2139 | |
1abaf488 LP |
2140 | /* Increase max number of open files if we can, we might needs this when browsing journal files, which might be |
2141 | * split up into many files. */ | |
2142 | (void) rlimit_nofile_bump(HIGH_RLIMIT_NOFILE); | |
2143 | ||
a963990f LP |
2144 | r = parse_argv(argc, argv); |
2145 | if (r <= 0) | |
2146 | goto finish; | |
2147 | ||
cc171228 LP |
2148 | if (arg_image) { |
2149 | assert(!arg_root); | |
2150 | ||
2151 | r = mount_image_privately_interactively( | |
2152 | arg_image, | |
4b5de5dd LP |
2153 | DISSECT_IMAGE_GENERIC_ROOT | |
2154 | DISSECT_IMAGE_REQUIRE_ROOT | | |
2155 | DISSECT_IMAGE_VALIDATE_OS | | |
2156 | DISSECT_IMAGE_RELAX_VAR_CHECK | | |
cc171228 LP |
2157 | (arg_action == ACTION_UPDATE_CATALOG ? DISSECT_IMAGE_FSCK : DISSECT_IMAGE_READ_ONLY), |
2158 | &unlink_dir, | |
2159 | &loop_device, | |
2160 | &decrypted_image); | |
2161 | if (r < 0) | |
2162 | return r; | |
2163 | ||
2164 | arg_root = strdup(unlink_dir); | |
2165 | if (!arg_root) | |
2166 | return log_oom(); | |
2167 | } | |
2168 | ||
ed757c0c | 2169 | signal(SIGWINCH, columns_lines_cache_reset); |
2cf4172a | 2170 | sigbus_install(); |
ed757c0c | 2171 | |
a020b3b3 | 2172 | switch (arg_action) { |
94b65516 | 2173 | |
a020b3b3 | 2174 | case ACTION_NEW_ID128: |
a19fdd66 | 2175 | r = id128_print_new(ID128_PRINT_PRETTY); |
e3fdfb49 | 2176 | goto finish; |
e3fdfb49 | 2177 | |
a020b3b3 | 2178 | case ACTION_SETUP_KEYS: |
7560fffc LP |
2179 | r = setup_keys(); |
2180 | goto finish; | |
844ec79b | 2181 | |
a020b3b3 LP |
2182 | case ACTION_LIST_CATALOG: |
2183 | case ACTION_DUMP_CATALOG: | |
2184 | case ACTION_UPDATE_CATALOG: { | |
0c6ea3a4 ZJS |
2185 | _cleanup_free_ char *database; |
2186 | ||
652ef298 | 2187 | database = path_join(arg_root, CATALOG_DATABASE); |
0c6ea3a4 ZJS |
2188 | if (!database) { |
2189 | r = log_oom(); | |
2190 | goto finish; | |
13cbf3a5 ZJS |
2191 | } |
2192 | ||
844ec79b | 2193 | if (arg_action == ACTION_UPDATE_CATALOG) { |
13cbf3a5 | 2194 | r = catalog_update(database, arg_root, catalog_file_dirs); |
844ec79b | 2195 | if (r < 0) |
da927ba9 | 2196 | log_error_errno(r, "Failed to list catalog: %m"); |
844ec79b ZJS |
2197 | } else { |
2198 | bool oneline = arg_action == ACTION_LIST_CATALOG; | |
2199 | ||
0221d68a | 2200 | (void) pager_open(arg_pager_flags); |
a020b3b3 | 2201 | |
844ec79b | 2202 | if (optind < argc) |
a020b3b3 | 2203 | r = catalog_list_items(stdout, database, oneline, argv + optind); |
844ec79b | 2204 | else |
13cbf3a5 | 2205 | r = catalog_list(stdout, database, oneline); |
844ec79b | 2206 | if (r < 0) |
da927ba9 | 2207 | log_error_errno(r, "Failed to list catalog: %m"); |
844ec79b | 2208 | } |
d4205751 | 2209 | |
d4205751 LP |
2210 | goto finish; |
2211 | } | |
2212 | ||
a020b3b3 LP |
2213 | case ACTION_FLUSH: |
2214 | r = flush_to_var(); | |
2215 | goto finish; | |
2216 | ||
c0dfcb31 LP |
2217 | case ACTION_RELINQUISH_VAR: |
2218 | r = relinquish_var(); | |
2219 | goto finish; | |
2220 | ||
a020b3b3 LP |
2221 | case ACTION_SYNC: |
2222 | r = sync_journal(); | |
2223 | goto finish; | |
2224 | ||
2225 | case ACTION_ROTATE: | |
2226 | r = rotate(); | |
2227 | goto finish; | |
2228 | ||
2229 | case ACTION_SHOW: | |
2230 | case ACTION_PRINT_HEADER: | |
2231 | case ACTION_VERIFY: | |
2232 | case ACTION_DISK_USAGE: | |
2233 | case ACTION_LIST_BOOTS: | |
2234 | case ACTION_VACUUM: | |
8df64fd0 | 2235 | case ACTION_ROTATE_AND_VACUUM: |
69e714f3 LP |
2236 | case ACTION_LIST_FIELDS: |
2237 | case ACTION_LIST_FIELD_NAMES: | |
a020b3b3 LP |
2238 | /* These ones require access to the journal files, continue below. */ |
2239 | break; | |
2240 | ||
2241 | default: | |
2242 | assert_not_reached("Unknown action"); | |
2243 | } | |
2244 | ||
a963990f | 2245 | if (arg_directory) |
3f3a438f | 2246 | r = sd_journal_open_directory(&j, arg_directory, arg_journal_type); |
0a175093 ZJS |
2247 | else if (arg_root) |
2248 | r = sd_journal_open_directory(&j, arg_root, arg_journal_type | SD_JOURNAL_OS_ROOT); | |
33ff7464 LP |
2249 | else if (arg_file_stdin) |
2250 | r = sd_journal_open_files_fd(&j, (int[]) { STDIN_FILENO }, 1, 0); | |
2251 | else if (arg_file) | |
8d98da3f | 2252 | r = sd_journal_open_files(&j, (const char**) arg_file, 0); |
d38c62cc LP |
2253 | else if (arg_machine) { |
2254 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
2255 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
2256 | _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL; | |
2257 | int fd; | |
2258 | ||
2259 | if (geteuid() != 0) { | |
2260 | /* The file descriptor returned by OpenMachineRootDirectory() will be owned by users/groups of | |
2261 | * the container, thus we need root privileges to override them. */ | |
0491150b | 2262 | r = log_error_errno(SYNTHETIC_ERRNO(EPERM), "Using the --machine= switch requires root privileges."); |
d38c62cc LP |
2263 | goto finish; |
2264 | } | |
2265 | ||
2266 | r = sd_bus_open_system(&bus); | |
2267 | if (r < 0) { | |
2268 | log_error_errno(r, "Failed to open system bus: %m"); | |
2269 | goto finish; | |
2270 | } | |
2271 | ||
2272 | r = sd_bus_call_method( | |
2273 | bus, | |
2274 | "org.freedesktop.machine1", | |
2275 | "/org/freedesktop/machine1", | |
2276 | "org.freedesktop.machine1.Manager", | |
2277 | "OpenMachineRootDirectory", | |
2278 | &error, | |
2279 | &reply, | |
2280 | "s", arg_machine); | |
2281 | if (r < 0) { | |
2282 | log_error_errno(r, "Failed to open root directory: %s", bus_error_message(&error, r)); | |
2283 | goto finish; | |
2284 | } | |
2285 | ||
2286 | r = sd_bus_message_read(reply, "h", &fd); | |
2287 | if (r < 0) { | |
2288 | bus_log_parse_error(r); | |
2289 | goto finish; | |
2290 | } | |
2291 | ||
2292 | fd = fcntl(fd, F_DUPFD_CLOEXEC, 3); | |
2293 | if (fd < 0) { | |
2294 | r = log_error_errno(errno, "Failed to duplicate file descriptor: %m"); | |
2295 | goto finish; | |
2296 | } | |
2297 | ||
2298 | r = sd_journal_open_directory_fd(&j, fd, SD_JOURNAL_OS_ROOT); | |
2299 | if (r < 0) | |
2300 | safe_close(fd); | |
2301 | } else | |
6b25db87 LP |
2302 | r = sd_journal_open_namespace( |
2303 | &j, | |
2304 | arg_namespace, | |
2305 | (arg_merge ? 0 : SD_JOURNAL_LOCAL_ONLY) | | |
2306 | arg_namespace_flags | arg_journal_type); | |
a963990f | 2307 | if (r < 0) { |
a020b3b3 | 2308 | log_error_errno(r, "Failed to open %s: %m", arg_directory ?: arg_file ? "files" : "journal"); |
909dea0c | 2309 | goto finish; |
a963990f LP |
2310 | } |
2311 | ||
e79d0b59 ZJS |
2312 | r = journal_access_check_and_warn(j, arg_quiet, |
2313 | !(arg_journal_type == SD_JOURNAL_CURRENT_USER || arg_user_units)); | |
6fe391c5 | 2314 | if (r < 0) |
909dea0c | 2315 | goto finish; |
6fe391c5 | 2316 | |
a020b3b3 | 2317 | switch (arg_action) { |
beec0085 | 2318 | |
a020b3b3 LP |
2319 | case ACTION_NEW_ID128: |
2320 | case ACTION_SETUP_KEYS: | |
2321 | case ACTION_LIST_CATALOG: | |
2322 | case ACTION_DUMP_CATALOG: | |
2323 | case ACTION_UPDATE_CATALOG: | |
2324 | case ACTION_FLUSH: | |
2325 | case ACTION_SYNC: | |
2326 | case ACTION_ROTATE: | |
2327 | assert_not_reached("Unexpected action."); | |
2328 | ||
2329 | case ACTION_PRINT_HEADER: | |
dca6219e | 2330 | journal_print_header(j); |
909dea0c LP |
2331 | r = 0; |
2332 | goto finish; | |
dca6219e | 2333 | |
a020b3b3 LP |
2334 | case ACTION_VERIFY: |
2335 | r = verify(j); | |
2336 | goto finish; | |
2337 | ||
2338 | case ACTION_DISK_USAGE: { | |
39883f62 | 2339 | uint64_t bytes = 0; |
a1a03e30 LP |
2340 | char sbytes[FORMAT_BYTES_MAX]; |
2341 | ||
2342 | r = sd_journal_get_usage(j, &bytes); | |
2343 | if (r < 0) | |
909dea0c | 2344 | goto finish; |
a1a03e30 | 2345 | |
8da830bc | 2346 | printf("Archived and active journals take up %s in the file system.\n", |
763c7aa2 | 2347 | format_bytes(sbytes, sizeof(sbytes), bytes)); |
909dea0c | 2348 | goto finish; |
a1a03e30 LP |
2349 | } |
2350 | ||
a020b3b3 LP |
2351 | case ACTION_LIST_BOOTS: |
2352 | r = list_boots(j); | |
2353 | goto finish; | |
2354 | ||
8df64fd0 LP |
2355 | case ACTION_ROTATE_AND_VACUUM: |
2356 | ||
2357 | r = rotate(); | |
2358 | if (r < 0) | |
2359 | goto finish; | |
2360 | ||
2361 | _fallthrough_; | |
2362 | ||
a020b3b3 | 2363 | case ACTION_VACUUM: { |
dbd2a83f | 2364 | Directory *d; |
dbd2a83f | 2365 | |
90e74a66 | 2366 | HASHMAP_FOREACH(d, j->directories_by_path) { |
dbd2a83f LP |
2367 | int q; |
2368 | ||
e3695e49 | 2369 | q = journal_directory_vacuum(d->path, arg_vacuum_size, arg_vacuum_n_files, arg_vacuum_time, NULL, !arg_quiet); |
fed66db0 YW |
2370 | if (q < 0) |
2371 | r = log_error_errno(q, "Failed to vacuum %s: %m", d->path); | |
dbd2a83f LP |
2372 | } |
2373 | ||
909dea0c | 2374 | goto finish; |
dbd2a83f LP |
2375 | } |
2376 | ||
69e714f3 LP |
2377 | case ACTION_LIST_FIELD_NAMES: { |
2378 | const char *field; | |
2379 | ||
2380 | SD_JOURNAL_FOREACH_FIELD(j, field) { | |
2381 | printf("%s\n", field); | |
313cefa1 | 2382 | n_shown++; |
69e714f3 LP |
2383 | } |
2384 | ||
2385 | r = 0; | |
2386 | goto finish; | |
2387 | } | |
2388 | ||
a020b3b3 | 2389 | case ACTION_SHOW: |
69e714f3 | 2390 | case ACTION_LIST_FIELDS: |
a020b3b3 LP |
2391 | break; |
2392 | ||
2393 | default: | |
2394 | assert_not_reached("Unknown action"); | |
f1188074 ZJS |
2395 | } |
2396 | ||
0f1a9a83 JS |
2397 | if (arg_boot_offset != 0 && |
2398 | sd_journal_has_runtime_files(j) > 0 && | |
2399 | sd_journal_has_persistent_files(j) == 0) { | |
493097ee | 2400 | log_info("Specifying boot ID or boot offset has no effect, no persistent journal was found."); |
0f1a9a83 JS |
2401 | r = 0; |
2402 | goto finish; | |
2403 | } | |
a331b5e6 JJ |
2404 | /* add_boot() must be called first! |
2405 | * It may need to seek the journal to find parent boot IDs. */ | |
2406 | r = add_boot(j); | |
a963990f | 2407 | if (r < 0) |
909dea0c | 2408 | goto finish; |
a963990f | 2409 | |
99271804 ZJS |
2410 | r = add_dmesg(j); |
2411 | if (r < 0) | |
909dea0c | 2412 | goto finish; |
99271804 | 2413 | |
b9e40524 | 2414 | r = add_units(j); |
ea18a4b5 | 2415 | if (r < 0) { |
da927ba9 | 2416 | log_error_errno(r, "Failed to add filter for units: %m"); |
909dea0c | 2417 | goto finish; |
ea18a4b5 | 2418 | } |
c3f60ec5 | 2419 | |
73083640 HH |
2420 | r = add_syslog_identifier(j); |
2421 | if (r < 0) { | |
da927ba9 | 2422 | log_error_errno(r, "Failed to add filter for syslog identifiers: %m"); |
909dea0c | 2423 | goto finish; |
73083640 HH |
2424 | } |
2425 | ||
cd34b3c6 | 2426 | r = add_priorities(j); |
b56d608e | 2427 | if (r < 0) |
909dea0c | 2428 | goto finish; |
a963990f | 2429 | |
196dedd5 ZJS |
2430 | r = add_facilities(j); |
2431 | if (r < 0) | |
2432 | goto finish; | |
2433 | ||
cd34b3c6 | 2434 | r = add_matches(j, argv + optind); |
b56d608e | 2435 | if (r < 0) |
909dea0c | 2436 | goto finish; |
941e990d | 2437 | |
f1d34068 | 2438 | if (DEBUG_LOGGING) { |
4ad16808 ZJS |
2439 | _cleanup_free_ char *filter; |
2440 | ||
2441 | filter = journal_make_match_string(j); | |
b56d608e LP |
2442 | if (!filter) |
2443 | return log_oom(); | |
2444 | ||
4ad16808 ZJS |
2445 | log_debug("Journal filter: %s", filter); |
2446 | } | |
67e04a48 | 2447 | |
69e714f3 | 2448 | if (arg_action == ACTION_LIST_FIELDS) { |
15119c16 LP |
2449 | const void *data; |
2450 | size_t size; | |
2451 | ||
69e714f3 LP |
2452 | assert(arg_field); |
2453 | ||
21ae4593 ZJS |
2454 | r = sd_journal_set_data_threshold(j, 0); |
2455 | if (r < 0) { | |
b56d608e | 2456 | log_error_errno(r, "Failed to unset data size threshold: %m"); |
909dea0c | 2457 | goto finish; |
21ae4593 ZJS |
2458 | } |
2459 | ||
15119c16 LP |
2460 | r = sd_journal_query_unique(j, arg_field); |
2461 | if (r < 0) { | |
da927ba9 | 2462 | log_error_errno(r, "Failed to query unique data objects: %m"); |
909dea0c | 2463 | goto finish; |
15119c16 LP |
2464 | } |
2465 | ||
2466 | SD_JOURNAL_FOREACH_UNIQUE(j, data, size) { | |
2467 | const void *eq; | |
2468 | ||
67e04a48 | 2469 | if (arg_lines >= 0 && n_shown >= arg_lines) |
fd6e8875 LP |
2470 | break; |
2471 | ||
15119c16 LP |
2472 | eq = memchr(data, '=', size); |
2473 | if (eq) | |
2474 | printf("%.*s\n", (int) (size - ((const uint8_t*) eq - (const uint8_t*) data + 1)), (const char*) eq + 1); | |
2475 | else | |
2476 | printf("%.*s\n", (int) size, (const char*) data); | |
fd6e8875 | 2477 | |
313cefa1 | 2478 | n_shown++; |
15119c16 LP |
2479 | } |
2480 | ||
909dea0c LP |
2481 | r = 0; |
2482 | goto finish; | |
15119c16 LP |
2483 | } |
2484 | ||
8d98da3f ZJS |
2485 | /* Opening the fd now means the first sd_journal_wait() will actually wait */ |
2486 | if (arg_follow) { | |
2a1e0f22 LP |
2487 | poll_fd = sd_journal_get_fd(j); |
2488 | if (poll_fd == -EMFILE) { | |
5238e957 | 2489 | log_warning_errno(poll_fd, "Insufficient watch descriptors available. Reverting to -n."); |
321ed364 | 2490 | arg_follow = false; |
2a1e0f22 LP |
2491 | } else if (poll_fd == -EMEDIUMTYPE) { |
2492 | log_error_errno(poll_fd, "The --follow switch is not supported in conjunction with reading from STDIN."); | |
5d1ce257 | 2493 | goto finish; |
2a1e0f22 LP |
2494 | } else if (poll_fd < 0) { |
2495 | log_error_errno(poll_fd, "Failed to get journal fd: %m"); | |
909dea0c | 2496 | goto finish; |
b56d608e | 2497 | } |
8d98da3f ZJS |
2498 | } |
2499 | ||
d9e15cbd JS |
2500 | if (arg_cursor || arg_after_cursor || arg_cursor_file) { |
2501 | _cleanup_free_ char *cursor_from_file = NULL; | |
2502 | const char *cursor = arg_cursor ?: arg_after_cursor; | |
2503 | ||
2504 | if (arg_cursor_file) { | |
2505 | r = read_one_line_file(arg_cursor_file, &cursor_from_file); | |
2506 | if (r < 0 && r != -ENOENT) { | |
2507 | log_error_errno(r, "Failed to read cursor file %s: %m", arg_cursor_file); | |
2508 | goto finish; | |
2509 | } | |
2510 | ||
2511 | if (r > 0) { | |
2512 | cursor = cursor_from_file; | |
2513 | after_cursor = true; | |
2514 | } | |
2515 | } else | |
d7a0f1f4 | 2516 | after_cursor = arg_after_cursor; |
d9e15cbd JS |
2517 | |
2518 | if (cursor) { | |
2519 | r = sd_journal_seek_cursor(j, cursor); | |
2520 | if (r < 0) { | |
2521 | log_error_errno(r, "Failed to seek to cursor: %m"); | |
2522 | goto finish; | |
2523 | } | |
2524 | use_cursor = true; | |
08984293 | 2525 | } |
d9e15cbd | 2526 | } |
909dea0c | 2527 | |
d9e15cbd | 2528 | if (use_cursor) { |
d89d6c86 | 2529 | if (!arg_reverse) |
d9e15cbd | 2530 | r = sd_journal_next_skip(j, 1 + after_cursor); |
d89d6c86 | 2531 | else |
d9e15cbd | 2532 | r = sd_journal_previous_skip(j, 1 + after_cursor); |
248fc619 | 2533 | |
d9e15cbd | 2534 | if (after_cursor && r < 2) { |
248fc619 | 2535 | /* We couldn't find the next entry after the cursor. */ |
8ee8e536 WD |
2536 | if (arg_follow) |
2537 | need_seek = true; | |
2538 | else | |
2539 | arg_lines = 0; | |
2540 | } | |
08984293 | 2541 | |
d89d6c86 | 2542 | } else if (arg_since_set && !arg_reverse) { |
cfbc22ab | 2543 | r = sd_journal_seek_realtime_usec(j, arg_since); |
8f14c832 | 2544 | if (r < 0) { |
da927ba9 | 2545 | log_error_errno(r, "Failed to seek to date: %m"); |
909dea0c | 2546 | goto finish; |
8f14c832 | 2547 | } |
8f14c832 LP |
2548 | r = sd_journal_next(j); |
2549 | ||
d89d6c86 LN |
2550 | } else if (arg_until_set && arg_reverse) { |
2551 | r = sd_journal_seek_realtime_usec(j, arg_until); | |
2552 | if (r < 0) { | |
da927ba9 | 2553 | log_error_errno(r, "Failed to seek to date: %m"); |
909dea0c | 2554 | goto finish; |
d89d6c86 LN |
2555 | } |
2556 | r = sd_journal_previous(j); | |
2557 | ||
23b39216 | 2558 | } else if (arg_reverse) { |
2100675e LP |
2559 | r = sd_journal_seek_tail(j); |
2560 | if (r < 0) { | |
da927ba9 | 2561 | log_error_errno(r, "Failed to seek to tail: %m"); |
909dea0c | 2562 | goto finish; |
2100675e LP |
2563 | } |
2564 | ||
23b39216 | 2565 | r = sd_journal_previous(j); |
8f14c832 | 2566 | |
23b39216 | 2567 | } else if (arg_lines >= 0) { |
d89d6c86 LN |
2568 | r = sd_journal_seek_tail(j); |
2569 | if (r < 0) { | |
da927ba9 | 2570 | log_error_errno(r, "Failed to seek to tail: %m"); |
909dea0c | 2571 | goto finish; |
d89d6c86 LN |
2572 | } |
2573 | ||
23b39216 | 2574 | r = sd_journal_previous_skip(j, arg_lines); |
d89d6c86 | 2575 | |
2100675e LP |
2576 | } else { |
2577 | r = sd_journal_seek_head(j); | |
2578 | if (r < 0) { | |
da927ba9 | 2579 | log_error_errno(r, "Failed to seek to head: %m"); |
909dea0c | 2580 | goto finish; |
2100675e | 2581 | } |
6f003b43 LP |
2582 | |
2583 | r = sd_journal_next(j); | |
2584 | } | |
2585 | ||
2586 | if (r < 0) { | |
da927ba9 | 2587 | log_error_errno(r, "Failed to iterate through journal: %m"); |
909dea0c | 2588 | goto finish; |
50f20cfd | 2589 | } |
5f42943c LK |
2590 | if (r == 0) |
2591 | need_seek = true; | |
87d2c1ff | 2592 | |
faf5077f | 2593 | if (!arg_follow) |
0221d68a | 2594 | (void) pager_open(arg_pager_flags); |
0d43c694 | 2595 | |
5f42943c | 2596 | if (!arg_quiet && (arg_lines != 0 || arg_follow)) { |
cfbc22ab LP |
2597 | usec_t start, end; |
2598 | char start_buf[FORMAT_TIMESTAMP_MAX], end_buf[FORMAT_TIMESTAMP_MAX]; | |
2599 | ||
2600 | r = sd_journal_get_cutoff_realtime_usec(j, &start, &end); | |
2601 | if (r < 0) { | |
da927ba9 | 2602 | log_error_errno(r, "Failed to get cutoff: %m"); |
cfbc22ab LP |
2603 | goto finish; |
2604 | } | |
2605 | ||
2606 | if (r > 0) { | |
2607 | if (arg_follow) | |
b91ae210 | 2608 | printf("-- Journal begins at %s. --\n", |
5ab99e07 | 2609 | format_timestamp_maybe_utc(start_buf, sizeof(start_buf), start)); |
cfbc22ab | 2610 | else |
b91ae210 | 2611 | printf("-- Journal begins at %s, ends at %s. --\n", |
5ab99e07 LP |
2612 | format_timestamp_maybe_utc(start_buf, sizeof(start_buf), start), |
2613 | format_timestamp_maybe_utc(end_buf, sizeof(end_buf), end)); | |
cfbc22ab LP |
2614 | } |
2615 | } | |
2616 | ||
50f20cfd | 2617 | for (;;) { |
67e04a48 | 2618 | while (arg_lines < 0 || n_shown < arg_lines || (arg_follow && !first_line)) { |
cfbc22ab | 2619 | int flags; |
b4766d5f | 2620 | size_t highlight[2] = {}; |
cfbc22ab | 2621 | |
6f003b43 | 2622 | if (need_seek) { |
99613ec5 | 2623 | if (!arg_reverse) |
d89d6c86 LN |
2624 | r = sd_journal_next(j); |
2625 | else | |
2626 | r = sd_journal_previous(j); | |
6f003b43 | 2627 | if (r < 0) { |
da927ba9 | 2628 | log_error_errno(r, "Failed to iterate through journal: %m"); |
6f003b43 LP |
2629 | goto finish; |
2630 | } | |
a72b6353 ZJS |
2631 | if (r == 0) |
2632 | break; | |
0d43c694 LP |
2633 | } |
2634 | ||
d89d6c86 | 2635 | if (arg_until_set && !arg_reverse) { |
cfbc22ab LP |
2636 | usec_t usec; |
2637 | ||
2638 | r = sd_journal_get_realtime_usec(j, &usec); | |
2639 | if (r < 0) { | |
da927ba9 | 2640 | log_error_errno(r, "Failed to determine timestamp: %m"); |
cfbc22ab LP |
2641 | goto finish; |
2642 | } | |
3ba09ee8 | 2643 | if (usec > arg_until) |
3ac9cac7 | 2644 | break; |
cfbc22ab LP |
2645 | } |
2646 | ||
d89d6c86 LN |
2647 | if (arg_since_set && arg_reverse) { |
2648 | usec_t usec; | |
2649 | ||
2650 | r = sd_journal_get_realtime_usec(j, &usec); | |
2651 | if (r < 0) { | |
da927ba9 | 2652 | log_error_errno(r, "Failed to determine timestamp: %m"); |
d89d6c86 LN |
2653 | goto finish; |
2654 | } | |
2655 | if (usec < arg_since) | |
3ac9cac7 | 2656 | break; |
d89d6c86 LN |
2657 | } |
2658 | ||
4bed2485 | 2659 | if (!arg_merge && !arg_quiet) { |
cd931c0a | 2660 | sd_id128_t boot_id; |
14a65d65 | 2661 | |
cd931c0a LP |
2662 | r = sd_journal_get_monotonic_usec(j, NULL, &boot_id); |
2663 | if (r >= 0) { | |
2664 | if (previous_boot_id_valid && | |
2665 | !sd_id128_equal(boot_id, previous_boot_id)) | |
ea394d48 RP |
2666 | printf("%s-- Boot "SD_ID128_FORMAT_STR" --%s\n", |
2667 | ansi_highlight(), SD_ID128_FORMAT_VAL(boot_id), ansi_normal()); | |
cd931c0a LP |
2668 | |
2669 | previous_boot_id = boot_id; | |
2670 | previous_boot_id_valid = true; | |
2671 | } | |
14a65d65 LP |
2672 | } |
2673 | ||
6becf48c | 2674 | #if HAVE_PCRE2 |
61c5f8a1 | 2675 | if (arg_compiled_pattern) { |
9200bb30 | 2676 | _cleanup_(sym_pcre2_match_data_freep) pcre2_match_data *md = NULL; |
6becf48c ZJS |
2677 | const void *message; |
2678 | size_t len; | |
b4766d5f | 2679 | PCRE2_SIZE *ovec; |
6becf48c | 2680 | |
9200bb30 | 2681 | md = sym_pcre2_match_data_create(1, NULL); |
6becf48c ZJS |
2682 | if (!md) |
2683 | return log_oom(); | |
2684 | ||
2685 | r = sd_journal_get_data(j, "MESSAGE", &message, &len); | |
2686 | if (r < 0) { | |
2687 | if (r == -ENOENT) { | |
2688 | need_seek = true; | |
2689 | continue; | |
2690 | } | |
2691 | ||
2692 | log_error_errno(r, "Failed to get MESSAGE field: %m"); | |
2693 | goto finish; | |
2694 | } | |
2695 | ||
2696 | assert_se(message = startswith(message, "MESSAGE=")); | |
2697 | ||
9200bb30 LP |
2698 | r = sym_pcre2_match(arg_compiled_pattern, |
2699 | message, | |
2700 | len - strlen("MESSAGE="), | |
2701 | 0, /* start at offset 0 in the subject */ | |
2702 | 0, /* default options */ | |
2703 | md, | |
2704 | NULL); | |
6becf48c ZJS |
2705 | if (r == PCRE2_ERROR_NOMATCH) { |
2706 | need_seek = true; | |
2707 | continue; | |
2708 | } | |
2709 | if (r < 0) { | |
2710 | unsigned char buf[LINE_MAX]; | |
2711 | int r2; | |
2712 | ||
9200bb30 | 2713 | r2 = sym_pcre2_get_error_message(r, buf, sizeof buf); |
6becf48c ZJS |
2714 | log_error("Pattern matching failed: %s", |
2715 | r2 < 0 ? "unknown error" : (char*) buf); | |
2716 | r = -EINVAL; | |
2717 | goto finish; | |
2718 | } | |
b4766d5f | 2719 | |
9200bb30 | 2720 | ovec = sym_pcre2_get_ovector_pointer(md); |
b4766d5f ZJS |
2721 | highlight[0] = ovec[0]; |
2722 | highlight[1] = ovec[1]; | |
6becf48c ZJS |
2723 | } |
2724 | #endif | |
2725 | ||
cfbc22ab | 2726 | flags = |
cd4b13e0 | 2727 | arg_all * OUTPUT_SHOW_ALL | |
2b8f6883 | 2728 | arg_full * OUTPUT_FULL_WIDTH | |
40c9fe4c | 2729 | colors_enabled() * OUTPUT_COLOR | |
9fd29044 | 2730 | arg_catalog * OUTPUT_CATALOG | |
991e274b LP |
2731 | arg_utc * OUTPUT_UTC | |
2732 | arg_no_hostname * OUTPUT_NO_HOSTNAME; | |
cfbc22ab | 2733 | |
9b972c9a ZJS |
2734 | r = show_journal_entry(stdout, j, arg_output, 0, flags, |
2735 | arg_output_fields, highlight, &ellipsized); | |
a72b6353 ZJS |
2736 | need_seek = true; |
2737 | if (r == -EADDRNOTAVAIL) | |
2738 | break; | |
2a1e0f22 | 2739 | else if (r < 0) |
72f59706 | 2740 | goto finish; |
6f003b43 | 2741 | |
cfbc22ab | 2742 | n_shown++; |
ec316d19 PP |
2743 | |
2744 | /* If journalctl take a long time to process messages, and during that time journal file | |
2745 | * rotation occurs, a journalctl client will keep those rotated files open until it calls | |
2746 | * sd_journal_process(), which typically happens as a result of calling sd_journal_wait() below | |
2747 | * in the "following" case. By periodically calling sd_journal_process() during the processing | |
2748 | * loop we shrink the window of time a client instance has open file descriptors for rotated | |
2749 | * (deleted) journal files. */ | |
2750 | if ((n_shown % PROCESS_INOTIFY_INTERVAL) == 0) { | |
2751 | r = sd_journal_process(j); | |
2752 | if (r < 0) { | |
2753 | log_error_errno(r, "Failed to process inotify events: %m"); | |
2754 | goto finish; | |
2755 | } | |
2756 | } | |
87d2c1ff LP |
2757 | } |
2758 | ||
248fc619 | 2759 | if (!arg_follow) { |
5f42943c LK |
2760 | if (n_shown == 0 && !arg_quiet) |
2761 | printf("-- No entries --\n"); | |
50f20cfd | 2762 | break; |
248fc619 | 2763 | } |
50f20cfd | 2764 | |
b1aa5ced | 2765 | fflush(stdout); |
2a1e0f22 LP |
2766 | |
2767 | r = wait_for_change(j, poll_fd); | |
2768 | if (r < 0) | |
50f20cfd | 2769 | goto finish; |
67e04a48 ZJS |
2770 | |
2771 | first_line = false; | |
de190aef | 2772 | } |
87d2c1ff | 2773 | |
3ac9cac7 TS |
2774 | if (arg_show_cursor || arg_cursor_file) { |
2775 | _cleanup_free_ char *cursor = NULL; | |
2776 | ||
2777 | r = sd_journal_get_cursor(j, &cursor); | |
2778 | if (r < 0 && r != -EADDRNOTAVAIL) | |
2779 | log_error_errno(r, "Failed to get cursor: %m"); | |
2780 | else if (r >= 0) { | |
2781 | if (arg_show_cursor) | |
2782 | printf("-- cursor: %s\n", cursor); | |
2783 | ||
2784 | if (arg_cursor_file) { | |
2785 | r = write_string_file(arg_cursor_file, cursor, | |
2786 | WRITE_STRING_FILE_CREATE | | |
2787 | WRITE_STRING_FILE_ATOMIC); | |
2788 | if (r < 0) | |
2789 | log_error_errno(r, | |
2790 | "Failed to write new cursor to %s: %m", | |
2791 | arg_cursor_file); | |
2792 | } | |
2793 | } | |
2794 | } | |
2795 | ||
87d2c1ff | 2796 | finish: |
0d43c694 LP |
2797 | pager_close(); |
2798 | ||
a36b8deb ZJS |
2799 | strv_free(arg_file); |
2800 | ||
196dedd5 | 2801 | set_free(arg_facilities); |
d52da205 LP |
2802 | strv_free(arg_syslog_identifier); |
2803 | strv_free(arg_system_units); | |
2804 | strv_free(arg_user_units); | |
cc25a67e | 2805 | strv_free(arg_output_fields); |
d52da205 | 2806 | |
0f03c2a4 | 2807 | free(arg_root); |
6bae9b2a | 2808 | free(arg_verify_key); |
0f03c2a4 | 2809 | |
6becf48c | 2810 | #if HAVE_PCRE2 |
6cda6774 | 2811 | if (arg_compiled_pattern) { |
9200bb30 | 2812 | sym_pcre2_code_free(arg_compiled_pattern); |
6cda6774 FS |
2813 | |
2814 | /* --grep was used, no error was thrown, but the pattern didn't | |
2815 | * match anything. Let's mimic grep's behavior here and return | |
2816 | * a non-zero exit code, so journalctl --grep can be used | |
2817 | * in scripts and such */ | |
2818 | if (r == 0 && n_shown == 0) | |
2819 | r = -ENOENT; | |
2820 | } | |
6becf48c ZJS |
2821 | #endif |
2822 | ||
3fbf9cbb | 2823 | return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; |
87d2c1ff | 2824 | } |