]>
Commit | Line | Data |
---|---|---|
53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
5de0409e ZJS |
2 | /*** |
3 | This file is part of systemd. | |
4 | ||
5 | Copyright 2012 Zbigniew Jędrzejewski-Szmek | |
6 | ||
7 | systemd is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU Lesser General Public License as published by | |
9 | the Free Software Foundation; either version 2.1 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | systemd is distributed in the hope that it will be useful, but | |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public License | |
18 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
19 | ***/ | |
20 | ||
3f6fd1ba LP |
21 | #include <fcntl.h> |
22 | #include <getopt.h> | |
a9cdc94f | 23 | #include <locale.h> |
5de0409e ZJS |
24 | #include <stdio.h> |
25 | #include <string.h> | |
ada45c78 | 26 | #include <unistd.h> |
5de0409e | 27 | |
012f2b7d | 28 | #include "sd-bus.h" |
2cf4172a | 29 | #include "sd-journal.h" |
2b044526 | 30 | #include "sd-messages.h" |
3f6fd1ba | 31 | |
b5efdb8a | 32 | #include "alloc-util.h" |
012f2b7d ZJS |
33 | #include "bus-error.h" |
34 | #include "bus-util.h" | |
3f6fd1ba | 35 | #include "compress.h" |
3ffd4af2 | 36 | #include "fd-util.h" |
0d39fa9c | 37 | #include "fileio.h" |
992e8f22 | 38 | #include "fs-util.h" |
3f6fd1ba | 39 | #include "journal-internal.h" |
b9aaa7f4 | 40 | #include "journal-util.h" |
5de0409e | 41 | #include "log.h" |
763c7aa2 | 42 | #include "macro.h" |
3f6fd1ba | 43 | #include "pager.h" |
6bedfcbb | 44 | #include "parse-util.h" |
3f6fd1ba | 45 | #include "path-util.h" |
0b452006 | 46 | #include "process-util.h" |
3f6fd1ba | 47 | #include "sigbus.h" |
24882e06 | 48 | #include "signal-util.h" |
07630cea | 49 | #include "string-util.h" |
5ab9ed07 | 50 | #include "strv.h" |
3f6fd1ba | 51 | #include "terminal-util.h" |
b1d4f8e1 | 52 | #include "user-util.h" |
6bedfcbb | 53 | #include "util.h" |
5de0409e | 54 | |
501551e8 LP |
55 | #define SHORT_BUS_CALL_TIMEOUT_USEC (3 * USEC_PER_SEC) |
56 | ||
32485d09 GS |
57 | static usec_t arg_since = USEC_INFINITY, arg_until = USEC_INFINITY; |
58 | ||
5de0409e ZJS |
59 | static enum { |
60 | ACTION_NONE, | |
e15758cc | 61 | ACTION_INFO, |
5de0409e ZJS |
62 | ACTION_LIST, |
63 | ACTION_DUMP, | |
ada45c78 | 64 | ACTION_GDB, |
5de0409e | 65 | } arg_action = ACTION_LIST; |
e15758cc | 66 | static const char* arg_field = NULL; |
b73e9a02 | 67 | static const char *arg_directory = NULL; |
ea4b98e6 | 68 | static bool arg_no_pager = false; |
9a340880 | 69 | static int arg_no_legend = false; |
0c51aada | 70 | static int arg_one = false; |
3774cf57 | 71 | static FILE* arg_output = NULL; |
df65f77b | 72 | static bool arg_reverse = false; |
5ab9ed07 | 73 | static char** arg_matches = NULL; |
b9aaa7f4 | 74 | static bool arg_quiet = false; |
5de0409e | 75 | |
5ab9ed07 | 76 | static int add_match(sd_journal *j, const char *match) { |
7fd1b19b | 77 | _cleanup_free_ char *p = NULL; |
0f474365 LP |
78 | char *pattern = NULL; |
79 | const char* prefix; | |
80 | pid_t pid; | |
81 | int r; | |
5de0409e ZJS |
82 | |
83 | if (strchr(match, '=')) | |
84 | prefix = ""; | |
85 | else if (strchr(match, '/')) { | |
0f474365 LP |
86 | r = path_make_absolute_cwd(match, &p); |
87 | if (r < 0) | |
5ab9ed07 ZJS |
88 | return log_error_errno(r, "path_make_absolute_cwd(\"%s\"): %m", match); |
89 | ||
5de0409e ZJS |
90 | match = p; |
91 | prefix = "COREDUMP_EXE="; | |
0f474365 | 92 | } else if (parse_pid(match, &pid) >= 0) |
5de0409e ZJS |
93 | prefix = "COREDUMP_PID="; |
94 | else | |
95 | prefix = "COREDUMP_COMM="; | |
96 | ||
605405c6 | 97 | pattern = strjoin(prefix, match); |
5ab9ed07 ZJS |
98 | if (!pattern) |
99 | return log_oom(); | |
100 | ||
101 | log_debug("Adding match: %s", pattern); | |
102 | r = sd_journal_add_match(j, pattern, 0); | |
103 | if (r < 0) | |
104 | return log_error_errno(r, "Failed to add match \"%s\": %m", match); | |
105 | return 0; | |
106 | } | |
107 | ||
108 | static int add_matches(sd_journal *j) { | |
109 | char **match; | |
110 | int r; | |
5de0409e | 111 | |
2b044526 | 112 | r = sd_journal_add_match(j, "MESSAGE_ID=" SD_MESSAGE_COREDUMP_STR, 0); |
0f474365 | 113 | if (r < 0) |
2b044526 | 114 | return log_error_errno(r, "Failed to add match \"%s\": %m", "MESSAGE_ID=" SD_MESSAGE_COREDUMP_STR); |
5ab9ed07 | 115 | |
a7581ff9 ZJS |
116 | r = sd_journal_add_match(j, "MESSAGE_ID=" SD_MESSAGE_BACKTRACE_STR, 0); |
117 | if (r < 0) | |
118 | return log_error_errno(r, "Failed to add match \"%s\": %m", "MESSAGE_ID=" SD_MESSAGE_BACKTRACE_STR); | |
119 | ||
5ab9ed07 ZJS |
120 | STRV_FOREACH(match, arg_matches) { |
121 | r = add_match(j, *match); | |
122 | if (r < 0) | |
123 | return r; | |
124 | } | |
5de0409e ZJS |
125 | |
126 | return 0; | |
5de0409e ZJS |
127 | } |
128 | ||
601185b4 ZJS |
129 | static void help(void) { |
130 | printf("%s [OPTIONS...]\n\n" | |
131 | "List or retrieve coredumps from the journal.\n\n" | |
132 | "Flags:\n" | |
133 | " -h --help Show this help\n" | |
134 | " --version Print version string\n" | |
135 | " --no-pager Do not pipe output into a pager\n" | |
136 | " --no-legend Do not print the column headers.\n" | |
137 | " -1 Show information about most recent entry only\n" | |
32485d09 GS |
138 | " -S --since=DATE Only print coredumps since the date\n" |
139 | " -U --until=DATE Only print coredumps until the date\n" | |
df65f77b | 140 | " -r --reverse Show the newest entries first\n" |
601185b4 | 141 | " -F --field=FIELD List all values a certain field takes\n" |
06b76011 | 142 | " -o --output=FILE Write output to FILE\n" |
b73e9a02 | 143 | " -D --directory=DIR Use journal files from directory\n\n" |
b9aaa7f4 | 144 | " -q --quiet Do not show info messages and privilege warning\n" |
601185b4 ZJS |
145 | "Commands:\n" |
146 | " list [MATCHES...] List available coredumps (default)\n" | |
147 | " info [MATCHES...] Show detailed information about one or more coredumps\n" | |
148 | " dump [MATCHES...] Print first matching coredump to stdout\n" | |
149 | " gdb [MATCHES...] Start gdb for the first matching coredump\n" | |
150 | , program_invocation_short_name); | |
151 | } | |
152 | ||
5ab9ed07 | 153 | static int parse_argv(int argc, char *argv[]) { |
5de0409e ZJS |
154 | enum { |
155 | ARG_VERSION = 0x100, | |
156 | ARG_NO_PAGER, | |
9a340880 | 157 | ARG_NO_LEGEND, |
5de0409e ZJS |
158 | }; |
159 | ||
32485d09 | 160 | int c, r; |
5de0409e ZJS |
161 | |
162 | static const struct option options[] = { | |
57ce4bd4 ZJS |
163 | { "help", no_argument, NULL, 'h' }, |
164 | { "version" , no_argument, NULL, ARG_VERSION }, | |
165 | { "no-pager", no_argument, NULL, ARG_NO_PAGER }, | |
9a340880 | 166 | { "no-legend", no_argument, NULL, ARG_NO_LEGEND }, |
57ce4bd4 | 167 | { "output", required_argument, NULL, 'o' }, |
4f76ae1b | 168 | { "field", required_argument, NULL, 'F' }, |
b73e9a02 | 169 | { "directory", required_argument, NULL, 'D' }, |
df65f77b | 170 | { "reverse", no_argument, NULL, 'r' }, |
32485d09 GS |
171 | { "since", required_argument, NULL, 'S' }, |
172 | { "until", required_argument, NULL, 'U' }, | |
b9aaa7f4 | 173 | { "quiet", no_argument, NULL, 'q' }, |
eb9da376 | 174 | {} |
5de0409e ZJS |
175 | }; |
176 | ||
177 | assert(argc >= 0); | |
178 | assert(argv); | |
179 | ||
b9aaa7f4 | 180 | while ((c = getopt_long(argc, argv, "ho:F:1D:rS:U:q", options, NULL)) >= 0) |
5de0409e ZJS |
181 | switch(c) { |
182 | case 'h': | |
5de0409e | 183 | arg_action = ACTION_NONE; |
601185b4 ZJS |
184 | help(); |
185 | return 0; | |
5de0409e ZJS |
186 | |
187 | case ARG_VERSION: | |
eb9da376 | 188 | arg_action = ACTION_NONE; |
3f6fd1ba | 189 | return version(); |
5de0409e ZJS |
190 | |
191 | case ARG_NO_PAGER: | |
192 | arg_no_pager = true; | |
193 | break; | |
194 | ||
9a340880 ZJS |
195 | case ARG_NO_LEGEND: |
196 | arg_no_legend = true; | |
197 | break; | |
198 | ||
5de0409e | 199 | case 'o': |
3774cf57 | 200 | if (arg_output) { |
5de0409e ZJS |
201 | log_error("cannot set output more than once"); |
202 | return -EINVAL; | |
203 | } | |
204 | ||
3774cf57 LP |
205 | arg_output = fopen(optarg, "we"); |
206 | if (!arg_output) | |
4a62c710 | 207 | return log_error_errno(errno, "writing to '%s': %m", optarg); |
5de0409e ZJS |
208 | |
209 | break; | |
57ce4bd4 | 210 | |
32485d09 GS |
211 | case 'S': |
212 | r = parse_timestamp(optarg, &arg_since); | |
213 | if (r < 0) | |
214 | return log_error_errno(r, "Failed to parse timestamp: %s", optarg); | |
215 | break; | |
216 | ||
217 | case 'U': | |
218 | r = parse_timestamp(optarg, &arg_until); | |
219 | if (r < 0) | |
220 | return log_error_errno(r, "Failed to parse timestamp: %s", optarg); | |
221 | break; | |
222 | ||
4f76ae1b | 223 | case 'F': |
a276ae74 | 224 | if (arg_field) { |
4f76ae1b ZJS |
225 | log_error("cannot use --field/-F more than once"); |
226 | return -EINVAL; | |
227 | } | |
a276ae74 | 228 | arg_field = optarg; |
4f76ae1b ZJS |
229 | break; |
230 | ||
0c51aada LP |
231 | case '1': |
232 | arg_one = true; | |
233 | break; | |
234 | ||
b73e9a02 SW |
235 | case 'D': |
236 | arg_directory = optarg; | |
237 | break; | |
238 | ||
df65f77b NK |
239 | case 'r': |
240 | arg_reverse = true; | |
241 | break; | |
242 | ||
b9aaa7f4 ZJS |
243 | case 'q': |
244 | arg_quiet = true; | |
245 | break; | |
246 | ||
57ce4bd4 ZJS |
247 | case '?': |
248 | return -EINVAL; | |
249 | ||
5de0409e | 250 | default: |
eb9da376 | 251 | assert_not_reached("Unhandled option"); |
5de0409e ZJS |
252 | } |
253 | ||
32485d09 GS |
254 | if (arg_since != USEC_INFINITY && arg_until != USEC_INFINITY && |
255 | arg_since > arg_until) { | |
256 | log_error("--since= must be before --until=."); | |
257 | return -EINVAL; | |
258 | } | |
259 | ||
5de0409e ZJS |
260 | if (optind < argc) { |
261 | const char *cmd = argv[optind++]; | |
f168c273 | 262 | if (streq(cmd, "list")) |
5de0409e ZJS |
263 | arg_action = ACTION_LIST; |
264 | else if (streq(cmd, "dump")) | |
265 | arg_action = ACTION_DUMP; | |
ada45c78 LP |
266 | else if (streq(cmd, "gdb")) |
267 | arg_action = ACTION_GDB; | |
e15758cc LP |
268 | else if (streq(cmd, "info")) |
269 | arg_action = ACTION_INFO; | |
5de0409e ZJS |
270 | else { |
271 | log_error("Unknown action '%s'", cmd); | |
272 | return -EINVAL; | |
273 | } | |
274 | } | |
275 | ||
a276ae74 | 276 | if (arg_field && arg_action != ACTION_LIST) { |
4f76ae1b ZJS |
277 | log_error("Option --field/-F only makes sense with list"); |
278 | return -EINVAL; | |
279 | } | |
280 | ||
5ab9ed07 ZJS |
281 | if (optind < argc) |
282 | arg_matches = argv + optind; | |
5de0409e ZJS |
283 | |
284 | return 0; | |
285 | } | |
286 | ||
8bc8ab83 LP |
287 | static int retrieve(const void *data, |
288 | size_t len, | |
289 | const char *name, | |
a276ae74 | 290 | char **var) { |
5de0409e | 291 | |
4f76ae1b | 292 | size_t ident; |
a276ae74 | 293 | char *v; |
8bc8ab83 | 294 | |
4f76ae1b | 295 | ident = strlen(name) + 1; /* name + "=" */ |
8bc8ab83 | 296 | |
4f76ae1b | 297 | if (len < ident) |
8bc8ab83 | 298 | return 0; |
5de0409e | 299 | |
4f76ae1b | 300 | if (memcmp(data, name, ident - 1) != 0) |
8bc8ab83 LP |
301 | return 0; |
302 | ||
4f76ae1b | 303 | if (((const char*) data)[ident - 1] != '=') |
8bc8ab83 | 304 | return 0; |
5de0409e | 305 | |
a276ae74 LP |
306 | v = strndup((const char*)data + ident, len - ident); |
307 | if (!v) | |
5de0409e ZJS |
308 | return log_oom(); |
309 | ||
a276ae74 LP |
310 | free(*var); |
311 | *var = v; | |
312 | ||
062b99e8 | 313 | return 1; |
5de0409e ZJS |
314 | } |
315 | ||
062b99e8 | 316 | static int print_field(FILE* file, sd_journal *j) { |
4f76ae1b ZJS |
317 | const void *d; |
318 | size_t l; | |
319 | ||
e15758cc LP |
320 | assert(file); |
321 | assert(j); | |
322 | ||
a276ae74 | 323 | assert(arg_field); |
4f76ae1b | 324 | |
062b99e8 ZJS |
325 | /* A (user-specified) field may appear more than once for a given entry. |
326 | * We will print all of the occurences. | |
327 | * This is different below for fields that systemd-coredump uses, | |
328 | * because they cannot meaningfully appear more than once. | |
329 | */ | |
330 | SD_JOURNAL_FOREACH_DATA(j, d, l) { | |
331 | _cleanup_free_ char *value = NULL; | |
332 | int r; | |
333 | ||
334 | r = retrieve(d, l, arg_field, &value); | |
335 | if (r < 0) | |
336 | return r; | |
337 | if (r > 0) | |
338 | fprintf(file, "%s\n", value); | |
339 | } | |
a276ae74 | 340 | |
062b99e8 | 341 | return 0; |
4f76ae1b ZJS |
342 | } |
343 | ||
062b99e8 ZJS |
344 | #define RETRIEVE(d, l, name, arg) \ |
345 | { \ | |
346 | int _r = retrieve(d, l, name, &arg); \ | |
347 | if (_r < 0) \ | |
348 | return _r; \ | |
349 | if (_r > 0) \ | |
350 | continue; \ | |
351 | } | |
352 | ||
e15758cc | 353 | static int print_list(FILE* file, sd_journal *j, int had_legend) { |
a276ae74 | 354 | _cleanup_free_ char |
a7581ff9 | 355 | *mid = NULL, *pid = NULL, *uid = NULL, *gid = NULL, |
9fe13294 | 356 | *sgnl = NULL, *exe = NULL, *comm = NULL, *cmdline = NULL, |
cc4419ed | 357 | *filename = NULL, *truncated = NULL, *coredump = NULL; |
8bc8ab83 LP |
358 | const void *d; |
359 | size_t l; | |
684341b0 LP |
360 | usec_t t; |
361 | char buf[FORMAT_TIMESTAMP_MAX]; | |
362 | int r; | |
04de5879 | 363 | const char *present; |
a7581ff9 | 364 | bool normal_coredump; |
8bc8ab83 | 365 | |
e15758cc LP |
366 | assert(file); |
367 | assert(j); | |
368 | ||
8bc8ab83 | 369 | SD_JOURNAL_FOREACH_DATA(j, d, l) { |
a7581ff9 | 370 | RETRIEVE(d, l, "MESSAGE_ID", mid); |
062b99e8 ZJS |
371 | RETRIEVE(d, l, "COREDUMP_PID", pid); |
372 | RETRIEVE(d, l, "COREDUMP_UID", uid); | |
373 | RETRIEVE(d, l, "COREDUMP_GID", gid); | |
374 | RETRIEVE(d, l, "COREDUMP_SIGNAL", sgnl); | |
375 | RETRIEVE(d, l, "COREDUMP_EXE", exe); | |
376 | RETRIEVE(d, l, "COREDUMP_COMM", comm); | |
377 | RETRIEVE(d, l, "COREDUMP_CMDLINE", cmdline); | |
378 | RETRIEVE(d, l, "COREDUMP_FILENAME", filename); | |
cc4419ed | 379 | RETRIEVE(d, l, "COREDUMP_TRUNCATED", truncated); |
062b99e8 | 380 | RETRIEVE(d, l, "COREDUMP", coredump); |
8bc8ab83 | 381 | } |
5de0409e | 382 | |
9fe13294 | 383 | if (!pid && !uid && !gid && !sgnl && !exe && !comm && !cmdline && !filename) { |
684341b0 LP |
384 | log_warning("Empty coredump log entry"); |
385 | return -EINVAL; | |
386 | } | |
387 | ||
388 | r = sd_journal_get_realtime_usec(j, &t); | |
23bbb0de MS |
389 | if (r < 0) |
390 | return log_error_errno(r, "Failed to get realtime timestamp: %m"); | |
5de0409e | 391 | |
684341b0 LP |
392 | format_timestamp(buf, sizeof(buf), t); |
393 | ||
9a340880 | 394 | if (!had_legend && !arg_no_legend) |
cc4419ed | 395 | fprintf(file, "%-*s %*s %*s %*s %*s %-*s %s\n", |
c3f84106 | 396 | FORMAT_TIMESTAMP_WIDTH, "TIME", |
5de0409e ZJS |
397 | 6, "PID", |
398 | 5, "UID", | |
399 | 5, "GID", | |
684341b0 | 400 | 3, "SIG", |
cc4419ed | 401 | 9, "COREFILE", |
684341b0 | 402 | "EXE"); |
5de0409e | 403 | |
a7581ff9 ZJS |
404 | normal_coredump = streq_ptr(mid, SD_MESSAGE_COREDUMP_STR); |
405 | ||
04de5879 ZJS |
406 | if (filename) |
407 | if (access(filename, R_OK) == 0) | |
408 | present = "present"; | |
409 | else if (errno == ENOENT) | |
410 | present = "missing"; | |
411 | else | |
412 | present = "error"; | |
413 | else if (coredump) | |
414 | present = "journal"; | |
a7581ff9 | 415 | else if (normal_coredump) |
04de5879 | 416 | present = "none"; |
a7581ff9 ZJS |
417 | else |
418 | present = "-"; | |
04de5879 | 419 | |
32a1575f | 420 | if (STR_IN_SET(present, "present", "journal") && truncated && parse_boolean(truncated) > 0) |
cc4419ed ZJS |
421 | present = "truncated"; |
422 | ||
04de5879 | 423 | fprintf(file, "%-*s %*s %*s %*s %*s %-*s %s\n", |
c3f84106 | 424 | FORMAT_TIMESTAMP_WIDTH, buf, |
a276ae74 LP |
425 | 6, strna(pid), |
426 | 5, strna(uid), | |
427 | 5, strna(gid), | |
a7581ff9 | 428 | 3, normal_coredump ? strna(sgnl) : "-", |
cc4419ed | 429 | 9, present, |
a276ae74 | 430 | strna(exe ?: (comm ?: cmdline))); |
684341b0 LP |
431 | |
432 | return 0; | |
5de0409e ZJS |
433 | } |
434 | ||
e15758cc LP |
435 | static int print_info(FILE *file, sd_journal *j, bool need_space) { |
436 | _cleanup_free_ char | |
a7581ff9 | 437 | *mid = NULL, *pid = NULL, *uid = NULL, *gid = NULL, |
e15758cc LP |
438 | *sgnl = NULL, *exe = NULL, *comm = NULL, *cmdline = NULL, |
439 | *unit = NULL, *user_unit = NULL, *session = NULL, | |
a035f819 | 440 | *boot_id = NULL, *machine_id = NULL, *hostname = NULL, |
9fe13294 | 441 | *slice = NULL, *cgroup = NULL, *owner_uid = NULL, |
47f50642 | 442 | *message = NULL, *timestamp = NULL, *filename = NULL, |
cc4419ed | 443 | *truncated = NULL, *coredump = NULL; |
e15758cc LP |
444 | const void *d; |
445 | size_t l; | |
a7581ff9 | 446 | bool normal_coredump; |
4b8cbe9a | 447 | int r; |
e15758cc LP |
448 | |
449 | assert(file); | |
450 | assert(j); | |
451 | ||
452 | SD_JOURNAL_FOREACH_DATA(j, d, l) { | |
a7581ff9 | 453 | RETRIEVE(d, l, "MESSAGE_ID", mid); |
062b99e8 ZJS |
454 | RETRIEVE(d, l, "COREDUMP_PID", pid); |
455 | RETRIEVE(d, l, "COREDUMP_UID", uid); | |
456 | RETRIEVE(d, l, "COREDUMP_GID", gid); | |
457 | RETRIEVE(d, l, "COREDUMP_SIGNAL", sgnl); | |
458 | RETRIEVE(d, l, "COREDUMP_EXE", exe); | |
459 | RETRIEVE(d, l, "COREDUMP_COMM", comm); | |
460 | RETRIEVE(d, l, "COREDUMP_CMDLINE", cmdline); | |
461 | RETRIEVE(d, l, "COREDUMP_UNIT", unit); | |
462 | RETRIEVE(d, l, "COREDUMP_USER_UNIT", user_unit); | |
463 | RETRIEVE(d, l, "COREDUMP_SESSION", session); | |
464 | RETRIEVE(d, l, "COREDUMP_OWNER_UID", owner_uid); | |
465 | RETRIEVE(d, l, "COREDUMP_SLICE", slice); | |
466 | RETRIEVE(d, l, "COREDUMP_CGROUP", cgroup); | |
467 | RETRIEVE(d, l, "COREDUMP_TIMESTAMP", timestamp); | |
468 | RETRIEVE(d, l, "COREDUMP_FILENAME", filename); | |
cc4419ed | 469 | RETRIEVE(d, l, "COREDUMP_TRUNCATED", truncated); |
062b99e8 ZJS |
470 | RETRIEVE(d, l, "COREDUMP", coredump); |
471 | RETRIEVE(d, l, "_BOOT_ID", boot_id); | |
472 | RETRIEVE(d, l, "_MACHINE_ID", machine_id); | |
473 | RETRIEVE(d, l, "_HOSTNAME", hostname); | |
474 | RETRIEVE(d, l, "MESSAGE", message); | |
e15758cc LP |
475 | } |
476 | ||
477 | if (need_space) | |
478 | fputs("\n", file); | |
479 | ||
a7581ff9 ZJS |
480 | normal_coredump = streq_ptr(mid, SD_MESSAGE_COREDUMP_STR); |
481 | ||
81cef14f LP |
482 | if (comm) |
483 | fprintf(file, | |
484 | " PID: %s%s%s (%s)\n", | |
1fc464f6 | 485 | ansi_highlight(), strna(pid), ansi_normal(), comm); |
81cef14f LP |
486 | else |
487 | fprintf(file, | |
488 | " PID: %s%s%s\n", | |
1fc464f6 | 489 | ansi_highlight(), strna(pid), ansi_normal()); |
a035f819 LP |
490 | |
491 | if (uid) { | |
492 | uid_t n; | |
493 | ||
494 | if (parse_uid(uid, &n) >= 0) { | |
495 | _cleanup_free_ char *u = NULL; | |
496 | ||
497 | u = uid_to_name(n); | |
498 | fprintf(file, | |
499 | " UID: %s (%s)\n", | |
500 | uid, u); | |
501 | } else { | |
502 | fprintf(file, | |
503 | " UID: %s\n", | |
504 | uid); | |
505 | } | |
506 | } | |
507 | ||
508 | if (gid) { | |
509 | gid_t n; | |
510 | ||
511 | if (parse_gid(gid, &n) >= 0) { | |
512 | _cleanup_free_ char *g = NULL; | |
513 | ||
514 | g = gid_to_name(n); | |
515 | fprintf(file, | |
516 | " GID: %s (%s)\n", | |
517 | gid, g); | |
518 | } else { | |
519 | fprintf(file, | |
520 | " GID: %s\n", | |
521 | gid); | |
522 | } | |
523 | } | |
e15758cc LP |
524 | |
525 | if (sgnl) { | |
526 | int sig; | |
a7581ff9 | 527 | const char *name = normal_coredump ? "Signal" : "Reason"; |
e15758cc | 528 | |
a7581ff9 ZJS |
529 | if (normal_coredump && safe_atoi(sgnl, &sig) >= 0) |
530 | fprintf(file, " %s: %s (%s)\n", name, sgnl, signal_to_string(sig)); | |
e15758cc | 531 | else |
a7581ff9 | 532 | fprintf(file, " %s: %s\n", name, sgnl); |
e15758cc LP |
533 | } |
534 | ||
4b8cbe9a LP |
535 | if (timestamp) { |
536 | usec_t u; | |
537 | ||
538 | r = safe_atou64(timestamp, &u); | |
539 | if (r >= 0) { | |
540 | char absolute[FORMAT_TIMESTAMP_MAX], relative[FORMAT_TIMESPAN_MAX]; | |
541 | ||
542 | fprintf(file, | |
543 | " Timestamp: %s (%s)\n", | |
544 | format_timestamp(absolute, sizeof(absolute), u), | |
545 | format_timestamp_relative(relative, sizeof(relative), u)); | |
546 | ||
547 | } else | |
548 | fprintf(file, " Timestamp: %s\n", timestamp); | |
549 | } | |
550 | ||
e15758cc LP |
551 | if (cmdline) |
552 | fprintf(file, " Command Line: %s\n", cmdline); | |
81cef14f | 553 | if (exe) |
1fc464f6 | 554 | fprintf(file, " Executable: %s%s%s\n", ansi_highlight(), exe, ansi_normal()); |
a035f819 LP |
555 | if (cgroup) |
556 | fprintf(file, " Control Group: %s\n", cgroup); | |
e15758cc LP |
557 | if (unit) |
558 | fprintf(file, " Unit: %s\n", unit); | |
559 | if (user_unit) | |
554ed50f | 560 | fprintf(file, " User Unit: %s\n", user_unit); |
a035f819 LP |
561 | if (slice) |
562 | fprintf(file, " Slice: %s\n", slice); | |
e15758cc LP |
563 | if (session) |
564 | fprintf(file, " Session: %s\n", session); | |
a035f819 LP |
565 | if (owner_uid) { |
566 | uid_t n; | |
567 | ||
568 | if (parse_uid(owner_uid, &n) >= 0) { | |
569 | _cleanup_free_ char *u = NULL; | |
570 | ||
571 | u = uid_to_name(n); | |
572 | fprintf(file, | |
573 | " Owner UID: %s (%s)\n", | |
574 | owner_uid, u); | |
575 | } else { | |
576 | fprintf(file, | |
577 | " Owner UID: %s\n", | |
578 | owner_uid); | |
579 | } | |
580 | } | |
e15758cc LP |
581 | if (boot_id) |
582 | fprintf(file, " Boot ID: %s\n", boot_id); | |
583 | if (machine_id) | |
584 | fprintf(file, " Machine ID: %s\n", machine_id); | |
585 | if (hostname) | |
586 | fprintf(file, " Hostname: %s\n", hostname); | |
587 | ||
cc4419ed | 588 | if (filename) { |
32a1575f LP |
589 | bool inacc, trunc; |
590 | ||
591 | inacc = access(filename, R_OK) < 0; | |
592 | trunc = truncated && parse_boolean(truncated) > 0; | |
cc4419ed ZJS |
593 | |
594 | if (inacc || trunc) | |
595 | fprintf(file, " Storage: %s%s (%s%s%s)%s\n", | |
596 | ansi_highlight_red(), | |
597 | filename, | |
598 | inacc ? "inaccessible" : "", | |
599 | inacc && trunc ? ", " : "", | |
600 | trunc ? "truncated" : "", | |
601 | ansi_normal()); | |
602 | else | |
603 | fprintf(file, " Storage: %s\n", filename); | |
604 | } | |
605 | ||
47f50642 ZJS |
606 | else if (coredump) |
607 | fprintf(file, " Storage: journal\n"); | |
608 | else | |
609 | fprintf(file, " Storage: none\n"); | |
e15758cc | 610 | |
8d4e028f LP |
611 | if (message) { |
612 | _cleanup_free_ char *m = NULL; | |
613 | ||
614 | m = strreplace(message, "\n", "\n "); | |
615 | ||
616 | fprintf(file, " Message: %s\n", strstrip(m ?: message)); | |
617 | } | |
618 | ||
e15758cc LP |
619 | return 0; |
620 | } | |
621 | ||
ada45c78 | 622 | static int focus(sd_journal *j) { |
5de0409e ZJS |
623 | int r; |
624 | ||
5de0409e ZJS |
625 | r = sd_journal_seek_tail(j); |
626 | if (r == 0) | |
627 | r = sd_journal_previous(j); | |
23bbb0de MS |
628 | if (r < 0) |
629 | return log_error_errno(r, "Failed to search journal: %m"); | |
8bc8ab83 | 630 | if (r == 0) { |
0c51aada | 631 | log_error("No match found."); |
8bc8ab83 LP |
632 | return -ESRCH; |
633 | } | |
ada45c78 LP |
634 | return r; |
635 | } | |
5de0409e | 636 | |
062b99e8 | 637 | static int print_entry(sd_journal *j, unsigned n_found) { |
0c51aada LP |
638 | assert(j); |
639 | ||
640 | if (arg_action == ACTION_INFO) | |
062b99e8 | 641 | return print_info(stdout, j, n_found); |
0c51aada | 642 | else if (arg_field) |
062b99e8 | 643 | return print_field(stdout, j); |
0c51aada | 644 | else |
062b99e8 | 645 | return print_list(stdout, j, n_found); |
0c51aada LP |
646 | } |
647 | ||
648 | static int dump_list(sd_journal *j) { | |
649 | unsigned n_found = 0; | |
650 | int r; | |
651 | ||
652 | assert(j); | |
653 | ||
654 | /* The coredumps are likely to compressed, and for just | |
655 | * listing them we don't need to decompress them, so let's | |
656 | * pick a fairly low data threshold here */ | |
657 | sd_journal_set_data_threshold(j, 4096); | |
658 | ||
659 | if (arg_one) { | |
660 | r = focus(j); | |
661 | if (r < 0) | |
662 | return r; | |
663 | ||
062b99e8 | 664 | return print_entry(j, 0); |
0c51aada | 665 | } else { |
32485d09 GS |
666 | if (arg_since != USEC_INFINITY && !arg_reverse) |
667 | r = sd_journal_seek_realtime_usec(j, arg_since); | |
668 | else if (arg_until != USEC_INFINITY && arg_reverse) | |
669 | r = sd_journal_seek_realtime_usec(j, arg_until); | |
670 | else if (arg_reverse) | |
671 | r = sd_journal_seek_tail(j); | |
672 | else | |
673 | r = sd_journal_seek_head(j); | |
674 | if (r < 0) | |
675 | return log_error_errno(r, "Failed to seek to date: %m"); | |
676 | ||
677 | for (;;) { | |
678 | if (!arg_reverse) | |
679 | r = sd_journal_next(j); | |
680 | else | |
681 | r = sd_journal_previous(j); | |
682 | ||
683 | if (r < 0) | |
684 | return log_error_errno(r, "Failed to iterate through journal: %m"); | |
685 | ||
686 | if (r == 0) | |
687 | break; | |
688 | ||
689 | if (arg_until != USEC_INFINITY && !arg_reverse) { | |
690 | usec_t usec; | |
691 | ||
692 | r = sd_journal_get_realtime_usec(j, &usec); | |
df65f77b | 693 | if (r < 0) |
32485d09 GS |
694 | return log_error_errno(r, "Failed to determine timestamp: %m"); |
695 | if (usec > arg_until) | |
696 | continue; | |
df65f77b | 697 | } |
32485d09 GS |
698 | |
699 | if (arg_since != USEC_INFINITY && arg_reverse) { | |
700 | usec_t usec; | |
701 | ||
702 | r = sd_journal_get_realtime_usec(j, &usec); | |
df65f77b | 703 | if (r < 0) |
32485d09 GS |
704 | return log_error_errno(r, "Failed to determine timestamp: %m"); |
705 | if (usec < arg_since) | |
706 | continue; | |
df65f77b | 707 | } |
32485d09 GS |
708 | |
709 | r = print_entry(j, n_found++); | |
710 | if (r < 0) | |
711 | return r; | |
062b99e8 | 712 | } |
0c51aada LP |
713 | |
714 | if (!arg_field && n_found <= 0) { | |
b9aaa7f4 ZJS |
715 | if (!arg_quiet) |
716 | log_notice("No coredumps found."); | |
0c51aada LP |
717 | return -ESRCH; |
718 | } | |
719 | } | |
720 | ||
721 | return 0; | |
722 | } | |
723 | ||
bb7c5bad | 724 | static int save_core(sd_journal *j, FILE *file, char **path, bool *unlink_temp) { |
9fe13294 ZJS |
725 | const char *data; |
726 | _cleanup_free_ char *filename = NULL; | |
727 | size_t len; | |
bb7c5bad | 728 | int r, fd; |
fc6cec86 ZJS |
729 | _cleanup_close_ int fdt = -1; |
730 | char *temp = NULL; | |
ada45c78 | 731 | |
bb7c5bad ZJS |
732 | assert(!(file && path)); /* At most one can be specified */ |
733 | assert(!!path == !!unlink_temp); /* Those must be specified together */ | |
47f50642 | 734 | |
fc6cec86 | 735 | /* Look for a coredump on disk first. */ |
9fe13294 | 736 | r = sd_journal_get_data(j, "COREDUMP_FILENAME", (const void**) &data, &len); |
bb7c5bad | 737 | if (r == 0) |
9fe13294 | 738 | retrieve(data, len, "COREDUMP_FILENAME", &filename); |
bb7c5bad ZJS |
739 | else { |
740 | if (r != -ENOENT) | |
741 | return log_error_errno(r, "Failed to retrieve COREDUMP_FILENAME field: %m"); | |
742 | /* Check that we can have a COREDUMP field. We still haven't set a high | |
743 | * data threshold, so we'll get a few kilobytes at most. | |
744 | */ | |
745 | ||
746 | r = sd_journal_get_data(j, "COREDUMP", (const void**) &data, &len); | |
747 | if (r == -ENOENT) | |
748 | return log_error_errno(r, "Coredump entry has no core attached (neither internally in the journal nor externally on disk)."); | |
749 | if (r < 0) | |
750 | return log_error_errno(r, "Failed to retrieve COREDUMP field: %m"); | |
751 | } | |
93b73b06 | 752 | |
954d3a51 ZJS |
753 | if (filename) { |
754 | if (access(filename, R_OK) < 0) | |
755 | return log_error_errno(errno, "File \"%s\" is not readable: %m", filename); | |
5de0409e | 756 | |
954d3a51 | 757 | if (path && !endswith(filename, ".xz") && !endswith(filename, ".lz4")) { |
d0c8806d TA |
758 | *path = filename; |
759 | filename = NULL; | |
a276ae74 | 760 | |
954d3a51 ZJS |
761 | return 0; |
762 | } | |
fc6cec86 | 763 | } |
a276ae74 | 764 | |
bb7c5bad | 765 | if (path) { |
fc6cec86 | 766 | const char *vt; |
992e8f22 | 767 | |
fc6cec86 | 768 | /* Create a temporary file to write the uncompressed core to. */ |
992e8f22 | 769 | |
fc6cec86 ZJS |
770 | r = var_tmp_dir(&vt); |
771 | if (r < 0) | |
772 | return log_error_errno(r, "Failed to acquire temporary directory path: %m"); | |
9fe13294 | 773 | |
605405c6 | 774 | temp = strjoin(vt, "/coredump-XXXXXX"); |
fc6cec86 ZJS |
775 | if (!temp) |
776 | return log_oom(); | |
9fe13294 | 777 | |
fc6cec86 ZJS |
778 | fdt = mkostemp_safe(temp); |
779 | if (fdt < 0) | |
780 | return log_error_errno(fdt, "Failed to create temporary file: %m"); | |
781 | log_debug("Created temporary file %s", temp); | |
9fe13294 | 782 | |
fc6cec86 | 783 | fd = fdt; |
bb7c5bad ZJS |
784 | } else { |
785 | /* If neither path or file are specified, we will write to stdout. Let's now check | |
786 | * if stdout is connected to a tty. We checked that the file exists, or that the | |
787 | * core might be stored in the journal. In this second case, if we found the entry, | |
788 | * in all likelyhood we will be able to access the COREDUMP= field. In either case, | |
789 | * we stop before doing any "real" work, i.e. before starting decompression or | |
790 | * reading from the file or creating temporary files. | |
791 | */ | |
792 | if (!file) { | |
793 | if (on_tty()) | |
794 | return log_error_errno(ENOTTY, "Refusing to dump core to tty" | |
795 | " (use shell redirection or specify --output)."); | |
796 | file = stdout; | |
797 | } | |
798 | ||
799 | fd = fileno(file); | |
fc6cec86 ZJS |
800 | } |
801 | ||
802 | if (filename) { | |
349cc4a5 | 803 | #if HAVE_XZ || HAVE_LZ4 |
fc6cec86 | 804 | _cleanup_close_ int fdf; |
9fe13294 | 805 | |
fc6cec86 ZJS |
806 | fdf = open(filename, O_RDONLY | O_CLOEXEC); |
807 | if (fdf < 0) { | |
808 | r = log_error_errno(errno, "Failed to open %s: %m", filename); | |
2fb8159f | 809 | goto error; |
fc6cec86 ZJS |
810 | } |
811 | ||
812 | r = decompress_stream(filename, fdf, fd, -1); | |
813 | if (r < 0) { | |
814 | log_error_errno(r, "Failed to decompress %s: %m", filename); | |
9fe13294 ZJS |
815 | goto error; |
816 | } | |
fc6cec86 ZJS |
817 | #else |
818 | log_error("Cannot decompress file. Compiled without compression support."); | |
819 | r = -EOPNOTSUPP; | |
820 | goto error; | |
821 | #endif | |
822 | } else { | |
823 | ssize_t sz; | |
a276ae74 | 824 | |
bb7c5bad ZJS |
825 | /* We want full data, nothing truncated. */ |
826 | sd_journal_set_data_threshold(j, 0); | |
827 | ||
fc6cec86 ZJS |
828 | r = sd_journal_get_data(j, "COREDUMP", (const void**) &data, &len); |
829 | if (r < 0) | |
bb7c5bad | 830 | return log_error_errno(r, "Failed to retrieve COREDUMP field: %m"); |
fc6cec86 ZJS |
831 | |
832 | assert(len >= 9); | |
833 | data += 9; | |
834 | len -= 9; | |
835 | ||
954d3a51 | 836 | sz = write(fd, data, len); |
fc6cec86 | 837 | if (sz < 0) { |
954d3a51 | 838 | r = log_error_errno(errno, "Failed to write output: %m"); |
fc6cec86 | 839 | goto error; |
a276ae74 | 840 | } |
fc6cec86 | 841 | if (sz != (ssize_t) len) { |
954d3a51 | 842 | log_error("Short write to output."); |
fc6cec86 ZJS |
843 | r = -EIO; |
844 | goto error; | |
845 | } | |
846 | } | |
a276ae74 | 847 | |
fc6cec86 ZJS |
848 | if (temp) { |
849 | *path = temp; | |
850 | *unlink_temp = true; | |
851 | } | |
852 | return 0; | |
9fe13294 ZJS |
853 | |
854 | error: | |
fc6cec86 ZJS |
855 | if (temp) { |
856 | unlink(temp); | |
857 | log_debug("Removed temporary file %s", temp); | |
9fe13294 | 858 | } |
fc6cec86 | 859 | return r; |
9fe13294 | 860 | } |
a276ae74 | 861 | |
9fe13294 ZJS |
862 | static int dump_core(sd_journal* j) { |
863 | int r; | |
864 | ||
865 | assert(j); | |
866 | ||
867 | r = focus(j); | |
868 | if (r < 0) | |
ada45c78 | 869 | return r; |
ada45c78 | 870 | |
3774cf57 | 871 | print_info(arg_output ? stdout : stderr, j, false); |
9fe13294 | 872 | |
bb7c5bad | 873 | r = save_core(j, arg_output, NULL, NULL); |
23bbb0de | 874 | if (r < 0) |
bb7c5bad | 875 | return r; |
5de0409e ZJS |
876 | |
877 | r = sd_journal_previous(j); | |
b9aaa7f4 ZJS |
878 | if (r > 0 && !arg_quiet) |
879 | log_notice("More than one entry matches, ignoring rest."); | |
5de0409e ZJS |
880 | |
881 | return 0; | |
882 | } | |
883 | ||
ada45c78 | 884 | static int run_gdb(sd_journal *j) { |
de8f6e54 | 885 | _cleanup_free_ char *exe = NULL, *path = NULL; |
9fe13294 ZJS |
886 | bool unlink_path = false; |
887 | const char *data; | |
ada45c78 | 888 | size_t len; |
ada45c78 | 889 | pid_t pid; |
ada45c78 | 890 | int r; |
ada45c78 LP |
891 | |
892 | assert(j); | |
893 | ||
894 | r = focus(j); | |
895 | if (r < 0) | |
896 | return r; | |
897 | ||
e15758cc LP |
898 | print_info(stdout, j, false); |
899 | fputs("\n", stdout); | |
ada45c78 LP |
900 | |
901 | r = sd_journal_get_data(j, "COREDUMP_EXE", (const void**) &data, &len); | |
23bbb0de MS |
902 | if (r < 0) |
903 | return log_error_errno(r, "Failed to retrieve COREDUMP_EXE field: %m"); | |
ada45c78 | 904 | |
fbd0b64f LP |
905 | assert(len > STRLEN("COREDUMP_EXE=")); |
906 | data += STRLEN("COREDUMP_EXE="); | |
907 | len -= STRLEN("COREDUMP_EXE="); | |
ada45c78 LP |
908 | |
909 | exe = strndup(data, len); | |
910 | if (!exe) | |
911 | return log_oom(); | |
912 | ||
913 | if (endswith(exe, " (deleted)")) { | |
914 | log_error("Binary already deleted."); | |
915 | return -ENOENT; | |
916 | } | |
917 | ||
a276ae74 LP |
918 | if (!path_is_absolute(exe)) { |
919 | log_error("Binary is not an absolute path."); | |
920 | return -ENOENT; | |
921 | } | |
922 | ||
bb7c5bad | 923 | r = save_core(j, NULL, &path, &unlink_path); |
23bbb0de | 924 | if (r < 0) |
bb7c5bad | 925 | return r; |
ada45c78 | 926 | |
3e7bc89b FB |
927 | /* Don't interfere with gdb and its handling of SIGINT. */ |
928 | (void) ignore_signals(SIGINT, -1); | |
929 | ||
b6e1fff1 LP |
930 | r = safe_fork("(gdb)", FORK_RESET_SIGNALS|FORK_DEATHSIG|FORK_CLOSE_ALL_FDS|FORK_LOG, &pid); |
931 | if (r < 0) | |
ada45c78 | 932 | goto finish; |
4c253ed1 | 933 | if (r == 0) { |
ada45c78 | 934 | execlp("gdb", "gdb", exe, path, NULL); |
0b1f3c76 | 935 | log_open(); |
56f64d95 | 936 | log_error_errno(errno, "Failed to invoke gdb: %m"); |
a45d7127 | 937 | _exit(EXIT_FAILURE); |
ada45c78 LP |
938 | } |
939 | ||
2e87a1fd | 940 | r = wait_for_terminate_and_check("gdb", pid, WAIT_LOG_ABNORMAL); |
ada45c78 LP |
941 | |
942 | finish: | |
3e7bc89b FB |
943 | (void) default_signals(SIGINT, -1); |
944 | ||
9fe13294 ZJS |
945 | if (unlink_path) { |
946 | log_debug("Removed temporary file %s", path); | |
947 | unlink(path); | |
948 | } | |
a276ae74 | 949 | |
ada45c78 LP |
950 | return r; |
951 | } | |
952 | ||
012f2b7d ZJS |
953 | static int check_units_active(void) { |
954 | _cleanup_(sd_bus_unrefp) sd_bus *bus = NULL; | |
955 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; | |
956 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
957 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
958 | int c = 0, r; | |
7bbf2d84 | 959 | const char *id, *state, *substate; |
012f2b7d | 960 | |
b9aaa7f4 ZJS |
961 | if (arg_quiet) |
962 | return false; | |
963 | ||
012f2b7d ZJS |
964 | r = sd_bus_default_system(&bus); |
965 | if (r < 0) | |
966 | return log_error_errno(r, "Failed to acquire bus: %m"); | |
967 | ||
968 | r = sd_bus_message_new_method_call( | |
969 | bus, | |
970 | &m, | |
971 | "org.freedesktop.systemd1", | |
972 | "/org/freedesktop/systemd1", | |
973 | "org.freedesktop.systemd1.Manager", | |
974 | "ListUnitsByPatterns"); | |
975 | if (r < 0) | |
976 | return bus_log_create_error(r); | |
977 | ||
978 | r = sd_bus_message_append_strv(m, NULL); | |
979 | if (r < 0) | |
980 | return bus_log_create_error(r); | |
981 | ||
982 | r = sd_bus_message_append_strv(m, STRV_MAKE("systemd-coredump@*.service")); | |
983 | if (r < 0) | |
984 | return bus_log_create_error(r); | |
985 | ||
501551e8 | 986 | r = sd_bus_call(bus, m, SHORT_BUS_CALL_TIMEOUT_USEC, &error, &reply); |
012f2b7d ZJS |
987 | if (r < 0) |
988 | return log_error_errno(r, "Failed to check if any systemd-coredump@.service units are running: %s", | |
989 | bus_error_message(&error, r)); | |
990 | ||
991 | r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)"); | |
992 | if (r < 0) | |
993 | return bus_log_parse_error(r); | |
994 | ||
995 | while ((r = sd_bus_message_read( | |
996 | reply, "(ssssssouso)", | |
7bbf2d84 ZJS |
997 | &id, NULL, NULL, &state, &substate, |
998 | NULL, NULL, NULL, NULL, NULL)) > 0) { | |
eb5877a0 | 999 | bool found = !STR_IN_SET(state, "inactive", "dead", "failed"); |
7bbf2d84 ZJS |
1000 | log_debug("Unit %s is %s/%s, %scounting it.", id, state, substate, found ? "" : "not "); |
1001 | c += found; | |
1002 | } | |
012f2b7d ZJS |
1003 | if (r < 0) |
1004 | return bus_log_parse_error(r); | |
1005 | ||
1006 | r = sd_bus_message_exit_container(reply); | |
1007 | if (r < 0) | |
1008 | return bus_log_parse_error(r); | |
1009 | ||
1010 | return c; | |
1011 | } | |
1012 | ||
5de0409e | 1013 | int main(int argc, char *argv[]) { |
4afd3348 | 1014 | _cleanup_(sd_journal_closep) sd_journal*j = NULL; |
012f2b7d | 1015 | int r = 0, units_active; |
5de0409e | 1016 | |
a9cdc94f | 1017 | setlocale(LC_ALL, ""); |
5de0409e ZJS |
1018 | log_parse_environment(); |
1019 | log_open(); | |
1020 | ||
5ab9ed07 | 1021 | r = parse_argv(argc, argv); |
2fb7a5ce | 1022 | if (r < 0) |
5de0409e ZJS |
1023 | goto end; |
1024 | ||
1025 | if (arg_action == ACTION_NONE) | |
1026 | goto end; | |
1027 | ||
2cf4172a LP |
1028 | sigbus_install(); |
1029 | ||
b73e9a02 SW |
1030 | if (arg_directory) { |
1031 | r = sd_journal_open_directory(&j, arg_directory, 0); | |
1032 | if (r < 0) { | |
1033 | log_error_errno(r, "Failed to open journals in directory: %s: %m", arg_directory); | |
1034 | goto end; | |
1035 | } | |
1036 | } else { | |
1037 | r = sd_journal_open(&j, SD_JOURNAL_LOCAL_ONLY); | |
1038 | if (r < 0) { | |
1039 | log_error_errno(r, "Failed to open journal: %m"); | |
1040 | goto end; | |
1041 | } | |
5de0409e ZJS |
1042 | } |
1043 | ||
e79d0b59 | 1044 | r = journal_access_check_and_warn(j, arg_quiet, true); |
b9aaa7f4 ZJS |
1045 | if (r < 0) |
1046 | goto end; | |
1047 | ||
5ab9ed07 ZJS |
1048 | r = add_matches(j); |
1049 | if (r < 0) | |
1050 | goto end; | |
5de0409e | 1051 | |
f1d34068 | 1052 | if (DEBUG_LOGGING) { |
6c17bf04 ZJS |
1053 | _cleanup_free_ char *filter; |
1054 | ||
1055 | filter = journal_make_match_string(j); | |
1056 | log_debug("Journal filter: %s", filter); | |
1057 | } | |
1058 | ||
012f2b7d ZJS |
1059 | units_active = check_units_active(); /* error is treated the same as 0 */ |
1060 | ||
5de0409e | 1061 | switch(arg_action) { |
ada45c78 | 1062 | |
5de0409e | 1063 | case ACTION_LIST: |
e15758cc | 1064 | case ACTION_INFO: |
ea4b98e6 | 1065 | pager_open(arg_no_pager, false); |
5de0409e ZJS |
1066 | r = dump_list(j); |
1067 | break; | |
ada45c78 | 1068 | |
5de0409e ZJS |
1069 | case ACTION_DUMP: |
1070 | r = dump_core(j); | |
1071 | break; | |
ada45c78 LP |
1072 | |
1073 | case ACTION_GDB: | |
1074 | r = run_gdb(j); | |
1075 | break; | |
1076 | ||
1077 | default: | |
5de0409e ZJS |
1078 | assert_not_reached("Shouldn't be here"); |
1079 | } | |
1080 | ||
012f2b7d ZJS |
1081 | if (units_active > 0) |
1082 | printf("%s-- Notice: %d systemd-coredump@.service %s, output may be incomplete.%s\n", | |
1083 | ansi_highlight_red(), | |
1084 | units_active, units_active == 1 ? "unit is running" : "units are running", | |
1085 | ansi_normal()); | |
5de0409e | 1086 | end: |
5de0409e ZJS |
1087 | pager_close(); |
1088 | ||
3774cf57 LP |
1089 | if (arg_output) |
1090 | fclose(arg_output); | |
5de0409e | 1091 | |
ada45c78 | 1092 | return r >= 0 ? r : EXIT_FAILURE; |
5de0409e | 1093 | } |