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Commit | Line | Data |
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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
5de0409e | 2 | |
3f6fd1ba LP |
3 | #include <fcntl.h> |
4 | #include <getopt.h> | |
a9cdc94f | 5 | #include <locale.h> |
5de0409e ZJS |
6 | #include <stdio.h> |
7 | #include <string.h> | |
ada45c78 | 8 | #include <unistd.h> |
5de0409e | 9 | |
012f2b7d | 10 | #include "sd-bus.h" |
2cf4172a | 11 | #include "sd-journal.h" |
2b044526 | 12 | #include "sd-messages.h" |
3f6fd1ba | 13 | |
b5efdb8a | 14 | #include "alloc-util.h" |
012f2b7d ZJS |
15 | #include "bus-error.h" |
16 | #include "bus-util.h" | |
3f6fd1ba | 17 | #include "compress.h" |
3ffd4af2 | 18 | #include "fd-util.h" |
0d39fa9c | 19 | #include "fileio.h" |
992e8f22 | 20 | #include "fs-util.h" |
3f6fd1ba | 21 | #include "journal-internal.h" |
b9aaa7f4 | 22 | #include "journal-util.h" |
5de0409e | 23 | #include "log.h" |
763c7aa2 | 24 | #include "macro.h" |
3f6fd1ba | 25 | #include "pager.h" |
6bedfcbb | 26 | #include "parse-util.h" |
3f6fd1ba | 27 | #include "path-util.h" |
0b452006 | 28 | #include "process-util.h" |
3f6fd1ba | 29 | #include "sigbus.h" |
24882e06 | 30 | #include "signal-util.h" |
07630cea | 31 | #include "string-util.h" |
5ab9ed07 | 32 | #include "strv.h" |
3f6fd1ba | 33 | #include "terminal-util.h" |
b1d4f8e1 | 34 | #include "user-util.h" |
6bedfcbb | 35 | #include "util.h" |
5ce97d33 | 36 | #include "verbs.h" |
5de0409e | 37 | |
501551e8 LP |
38 | #define SHORT_BUS_CALL_TIMEOUT_USEC (3 * USEC_PER_SEC) |
39 | ||
32485d09 | 40 | static usec_t arg_since = USEC_INFINITY, arg_until = USEC_INFINITY; |
e15758cc | 41 | static const char* arg_field = NULL; |
c5896b6a | 42 | static const char *arg_debugger = NULL; |
b73e9a02 | 43 | static const char *arg_directory = NULL; |
ea4b98e6 | 44 | static bool arg_no_pager = false; |
9a340880 | 45 | static int arg_no_legend = false; |
0c51aada | 46 | static int arg_one = false; |
3774cf57 | 47 | static FILE* arg_output = NULL; |
df65f77b | 48 | static bool arg_reverse = false; |
b9aaa7f4 | 49 | static bool arg_quiet = false; |
5de0409e | 50 | |
5ab9ed07 | 51 | static int add_match(sd_journal *j, const char *match) { |
7fd1b19b | 52 | _cleanup_free_ char *p = NULL; |
43bfe750 | 53 | const char* prefix, *pattern; |
0f474365 LP |
54 | pid_t pid; |
55 | int r; | |
5de0409e ZJS |
56 | |
57 | if (strchr(match, '=')) | |
58 | prefix = ""; | |
59 | else if (strchr(match, '/')) { | |
0f474365 LP |
60 | r = path_make_absolute_cwd(match, &p); |
61 | if (r < 0) | |
5ab9ed07 ZJS |
62 | return log_error_errno(r, "path_make_absolute_cwd(\"%s\"): %m", match); |
63 | ||
5de0409e ZJS |
64 | match = p; |
65 | prefix = "COREDUMP_EXE="; | |
0f474365 | 66 | } else if (parse_pid(match, &pid) >= 0) |
5de0409e ZJS |
67 | prefix = "COREDUMP_PID="; |
68 | else | |
69 | prefix = "COREDUMP_COMM="; | |
70 | ||
e8fb0238 | 71 | pattern = strjoina(prefix, match); |
5ab9ed07 ZJS |
72 | log_debug("Adding match: %s", pattern); |
73 | r = sd_journal_add_match(j, pattern, 0); | |
74 | if (r < 0) | |
75 | return log_error_errno(r, "Failed to add match \"%s\": %m", match); | |
43bfe750 | 76 | |
5ab9ed07 ZJS |
77 | return 0; |
78 | } | |
79 | ||
5ce97d33 | 80 | static int add_matches(sd_journal *j, char **matches) { |
5ab9ed07 ZJS |
81 | char **match; |
82 | int r; | |
5de0409e | 83 | |
2b044526 | 84 | r = sd_journal_add_match(j, "MESSAGE_ID=" SD_MESSAGE_COREDUMP_STR, 0); |
0f474365 | 85 | if (r < 0) |
2b044526 | 86 | return log_error_errno(r, "Failed to add match \"%s\": %m", "MESSAGE_ID=" SD_MESSAGE_COREDUMP_STR); |
5ab9ed07 | 87 | |
a7581ff9 ZJS |
88 | r = sd_journal_add_match(j, "MESSAGE_ID=" SD_MESSAGE_BACKTRACE_STR, 0); |
89 | if (r < 0) | |
90 | return log_error_errno(r, "Failed to add match \"%s\": %m", "MESSAGE_ID=" SD_MESSAGE_BACKTRACE_STR); | |
91 | ||
5ce97d33 | 92 | STRV_FOREACH(match, matches) { |
5ab9ed07 ZJS |
93 | r = add_match(j, *match); |
94 | if (r < 0) | |
95 | return r; | |
96 | } | |
5de0409e ZJS |
97 | |
98 | return 0; | |
5de0409e ZJS |
99 | } |
100 | ||
5ce97d33 YW |
101 | static int acquire_journal(sd_journal **ret, char **matches) { |
102 | _cleanup_(sd_journal_closep) sd_journal *j = NULL; | |
103 | int r; | |
104 | ||
105 | assert(ret); | |
106 | ||
107 | if (arg_directory) { | |
108 | r = sd_journal_open_directory(&j, arg_directory, 0); | |
109 | if (r < 0) | |
110 | return log_error_errno(r, "Failed to open journals in directory: %s: %m", arg_directory); | |
111 | } else { | |
112 | r = sd_journal_open(&j, SD_JOURNAL_LOCAL_ONLY); | |
113 | if (r < 0) | |
114 | return log_error_errno(r, "Failed to open journal: %m"); | |
115 | } | |
116 | ||
117 | r = journal_access_check_and_warn(j, arg_quiet, true); | |
118 | if (r < 0) | |
119 | return r; | |
120 | ||
121 | r = add_matches(j, matches); | |
122 | if (r < 0) | |
123 | return r; | |
124 | ||
125 | if (DEBUG_LOGGING) { | |
126 | _cleanup_free_ char *filter; | |
127 | ||
128 | filter = journal_make_match_string(j); | |
129 | log_debug("Journal filter: %s", filter); | |
130 | } | |
131 | ||
1cc6c93a | 132 | *ret = TAKE_PTR(j); |
5ce97d33 YW |
133 | |
134 | return 0; | |
135 | } | |
136 | ||
137 | static int help(void) { | |
37ec0fdd LP |
138 | _cleanup_free_ char *link = NULL; |
139 | int r; | |
140 | ||
141 | r = terminal_urlify_man("coredumpctl", "1", &link); | |
142 | if (r < 0) | |
143 | return log_oom(); | |
144 | ||
601185b4 ZJS |
145 | printf("%s [OPTIONS...]\n\n" |
146 | "List or retrieve coredumps from the journal.\n\n" | |
147 | "Flags:\n" | |
c5896b6a RG |
148 | " -h --help Show this help\n" |
149 | " --version Print version string\n" | |
150 | " --no-pager Do not pipe output into a pager\n" | |
151 | " --no-legend Do not print the column headers\n" | |
152 | " --debugger=DEBUGGER Use the given debugger\n" | |
153 | " -1 Show information about most recent entry only\n" | |
154 | " -S --since=DATE Only print coredumps since the date\n" | |
155 | " -U --until=DATE Only print coredumps until the date\n" | |
156 | " -r --reverse Show the newest entries first\n" | |
157 | " -F --field=FIELD List all values a certain field takes\n" | |
158 | " -o --output=FILE Write output to FILE\n" | |
159 | " -D --directory=DIR Use journal files from directory\n\n" | |
160 | " -q --quiet Do not show info messages and privilege warning\n" | |
601185b4 ZJS |
161 | "Commands:\n" |
162 | " list [MATCHES...] List available coredumps (default)\n" | |
163 | " info [MATCHES...] Show detailed information about one or more coredumps\n" | |
164 | " dump [MATCHES...] Print first matching coredump to stdout\n" | |
c5896b6a | 165 | " debug [MATCHES...] Start a debugger for the first matching coredump\n" |
37ec0fdd LP |
166 | "\nSee the %s for details.\n" |
167 | , program_invocation_short_name | |
168 | , link | |
169 | ); | |
5ce97d33 YW |
170 | |
171 | return 0; | |
601185b4 ZJS |
172 | } |
173 | ||
5ab9ed07 | 174 | static int parse_argv(int argc, char *argv[]) { |
5de0409e ZJS |
175 | enum { |
176 | ARG_VERSION = 0x100, | |
177 | ARG_NO_PAGER, | |
9a340880 | 178 | ARG_NO_LEGEND, |
c5896b6a | 179 | ARG_DEBUGGER, |
5de0409e ZJS |
180 | }; |
181 | ||
32485d09 | 182 | int c, r; |
5de0409e ZJS |
183 | |
184 | static const struct option options[] = { | |
57ce4bd4 ZJS |
185 | { "help", no_argument, NULL, 'h' }, |
186 | { "version" , no_argument, NULL, ARG_VERSION }, | |
187 | { "no-pager", no_argument, NULL, ARG_NO_PAGER }, | |
9a340880 | 188 | { "no-legend", no_argument, NULL, ARG_NO_LEGEND }, |
c5896b6a | 189 | { "debugger", required_argument, NULL, ARG_DEBUGGER }, |
57ce4bd4 | 190 | { "output", required_argument, NULL, 'o' }, |
4f76ae1b | 191 | { "field", required_argument, NULL, 'F' }, |
b73e9a02 | 192 | { "directory", required_argument, NULL, 'D' }, |
df65f77b | 193 | { "reverse", no_argument, NULL, 'r' }, |
32485d09 GS |
194 | { "since", required_argument, NULL, 'S' }, |
195 | { "until", required_argument, NULL, 'U' }, | |
b9aaa7f4 | 196 | { "quiet", no_argument, NULL, 'q' }, |
eb9da376 | 197 | {} |
5de0409e ZJS |
198 | }; |
199 | ||
200 | assert(argc >= 0); | |
201 | assert(argv); | |
202 | ||
b9aaa7f4 | 203 | while ((c = getopt_long(argc, argv, "ho:F:1D:rS:U:q", options, NULL)) >= 0) |
5de0409e ZJS |
204 | switch(c) { |
205 | case 'h': | |
5ce97d33 | 206 | return help(); |
5de0409e ZJS |
207 | |
208 | case ARG_VERSION: | |
3f6fd1ba | 209 | return version(); |
5de0409e ZJS |
210 | |
211 | case ARG_NO_PAGER: | |
212 | arg_no_pager = true; | |
213 | break; | |
214 | ||
9a340880 ZJS |
215 | case ARG_NO_LEGEND: |
216 | arg_no_legend = true; | |
217 | break; | |
218 | ||
c5896b6a RG |
219 | case ARG_DEBUGGER: |
220 | arg_debugger = optarg; | |
221 | break; | |
222 | ||
5de0409e | 223 | case 'o': |
3774cf57 | 224 | if (arg_output) { |
abdf29f5 | 225 | log_error("Cannot set output more than once."); |
5de0409e ZJS |
226 | return -EINVAL; |
227 | } | |
228 | ||
3774cf57 LP |
229 | arg_output = fopen(optarg, "we"); |
230 | if (!arg_output) | |
4a62c710 | 231 | return log_error_errno(errno, "writing to '%s': %m", optarg); |
5de0409e ZJS |
232 | |
233 | break; | |
57ce4bd4 | 234 | |
32485d09 GS |
235 | case 'S': |
236 | r = parse_timestamp(optarg, &arg_since); | |
237 | if (r < 0) | |
238 | return log_error_errno(r, "Failed to parse timestamp: %s", optarg); | |
239 | break; | |
240 | ||
241 | case 'U': | |
242 | r = parse_timestamp(optarg, &arg_until); | |
243 | if (r < 0) | |
244 | return log_error_errno(r, "Failed to parse timestamp: %s", optarg); | |
245 | break; | |
246 | ||
4f76ae1b | 247 | case 'F': |
a276ae74 | 248 | if (arg_field) { |
abdf29f5 | 249 | log_error("Cannot use --field/-F more than once."); |
4f76ae1b ZJS |
250 | return -EINVAL; |
251 | } | |
a276ae74 | 252 | arg_field = optarg; |
4f76ae1b ZJS |
253 | break; |
254 | ||
0c51aada LP |
255 | case '1': |
256 | arg_one = true; | |
257 | break; | |
258 | ||
b73e9a02 SW |
259 | case 'D': |
260 | arg_directory = optarg; | |
261 | break; | |
262 | ||
df65f77b NK |
263 | case 'r': |
264 | arg_reverse = true; | |
265 | break; | |
266 | ||
b9aaa7f4 ZJS |
267 | case 'q': |
268 | arg_quiet = true; | |
269 | break; | |
270 | ||
57ce4bd4 ZJS |
271 | case '?': |
272 | return -EINVAL; | |
273 | ||
5de0409e | 274 | default: |
eb9da376 | 275 | assert_not_reached("Unhandled option"); |
5de0409e ZJS |
276 | } |
277 | ||
32485d09 GS |
278 | if (arg_since != USEC_INFINITY && arg_until != USEC_INFINITY && |
279 | arg_since > arg_until) { | |
280 | log_error("--since= must be before --until=."); | |
281 | return -EINVAL; | |
282 | } | |
283 | ||
5ce97d33 | 284 | return 1; |
5de0409e ZJS |
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 | |
5ce97d33 | 637 | static int print_entry(sd_journal *j, unsigned n_found, bool verb_is_info) { |
0c51aada LP |
638 | assert(j); |
639 | ||
5ce97d33 | 640 | if (verb_is_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 | ||
5ce97d33 YW |
648 | static int dump_list(int argc, char **argv, void *userdata) { |
649 | _cleanup_(sd_journal_closep) sd_journal *j = NULL; | |
0c51aada | 650 | unsigned n_found = 0; |
5ce97d33 | 651 | bool verb_is_info; |
0c51aada LP |
652 | int r; |
653 | ||
5ce97d33 YW |
654 | verb_is_info = (argc >= 1 && streq(argv[0], "info")); |
655 | ||
656 | r = acquire_journal(&j, argv + 1); | |
657 | if (r < 0) | |
658 | return r; | |
659 | ||
ee5324aa | 660 | (void) pager_open(arg_no_pager, false); |
0c51aada LP |
661 | |
662 | /* The coredumps are likely to compressed, and for just | |
663 | * listing them we don't need to decompress them, so let's | |
664 | * pick a fairly low data threshold here */ | |
665 | sd_journal_set_data_threshold(j, 4096); | |
666 | ||
2fafabfd LY |
667 | /* "info" without pattern implies "-1" */ |
668 | if (arg_one || (verb_is_info && argc == 1)) { | |
0c51aada LP |
669 | r = focus(j); |
670 | if (r < 0) | |
671 | return r; | |
672 | ||
5ce97d33 | 673 | return print_entry(j, 0, verb_is_info); |
0c51aada | 674 | } else { |
32485d09 GS |
675 | if (arg_since != USEC_INFINITY && !arg_reverse) |
676 | r = sd_journal_seek_realtime_usec(j, arg_since); | |
677 | else if (arg_until != USEC_INFINITY && arg_reverse) | |
678 | r = sd_journal_seek_realtime_usec(j, arg_until); | |
679 | else if (arg_reverse) | |
680 | r = sd_journal_seek_tail(j); | |
681 | else | |
682 | r = sd_journal_seek_head(j); | |
683 | if (r < 0) | |
684 | return log_error_errno(r, "Failed to seek to date: %m"); | |
685 | ||
686 | for (;;) { | |
687 | if (!arg_reverse) | |
688 | r = sd_journal_next(j); | |
689 | else | |
690 | r = sd_journal_previous(j); | |
691 | ||
692 | if (r < 0) | |
693 | return log_error_errno(r, "Failed to iterate through journal: %m"); | |
694 | ||
695 | if (r == 0) | |
696 | break; | |
697 | ||
698 | if (arg_until != USEC_INFINITY && !arg_reverse) { | |
699 | usec_t usec; | |
700 | ||
701 | r = sd_journal_get_realtime_usec(j, &usec); | |
df65f77b | 702 | if (r < 0) |
32485d09 GS |
703 | return log_error_errno(r, "Failed to determine timestamp: %m"); |
704 | if (usec > arg_until) | |
705 | continue; | |
df65f77b | 706 | } |
32485d09 GS |
707 | |
708 | if (arg_since != USEC_INFINITY && arg_reverse) { | |
709 | usec_t usec; | |
710 | ||
711 | r = sd_journal_get_realtime_usec(j, &usec); | |
df65f77b | 712 | if (r < 0) |
32485d09 GS |
713 | return log_error_errno(r, "Failed to determine timestamp: %m"); |
714 | if (usec < arg_since) | |
715 | continue; | |
df65f77b | 716 | } |
32485d09 | 717 | |
5ce97d33 | 718 | r = print_entry(j, n_found++, verb_is_info); |
32485d09 GS |
719 | if (r < 0) |
720 | return r; | |
062b99e8 | 721 | } |
0c51aada LP |
722 | |
723 | if (!arg_field && n_found <= 0) { | |
b9aaa7f4 ZJS |
724 | if (!arg_quiet) |
725 | log_notice("No coredumps found."); | |
0c51aada LP |
726 | return -ESRCH; |
727 | } | |
728 | } | |
729 | ||
730 | return 0; | |
731 | } | |
732 | ||
bb7c5bad | 733 | static int save_core(sd_journal *j, FILE *file, char **path, bool *unlink_temp) { |
9fe13294 ZJS |
734 | const char *data; |
735 | _cleanup_free_ char *filename = NULL; | |
736 | size_t len; | |
bb7c5bad | 737 | int r, fd; |
fc6cec86 ZJS |
738 | _cleanup_close_ int fdt = -1; |
739 | char *temp = NULL; | |
ada45c78 | 740 | |
bb7c5bad ZJS |
741 | assert(!(file && path)); /* At most one can be specified */ |
742 | assert(!!path == !!unlink_temp); /* Those must be specified together */ | |
47f50642 | 743 | |
fc6cec86 | 744 | /* Look for a coredump on disk first. */ |
9fe13294 | 745 | r = sd_journal_get_data(j, "COREDUMP_FILENAME", (const void**) &data, &len); |
bb7c5bad | 746 | if (r == 0) |
9fe13294 | 747 | retrieve(data, len, "COREDUMP_FILENAME", &filename); |
bb7c5bad ZJS |
748 | else { |
749 | if (r != -ENOENT) | |
750 | return log_error_errno(r, "Failed to retrieve COREDUMP_FILENAME field: %m"); | |
751 | /* Check that we can have a COREDUMP field. We still haven't set a high | |
752 | * data threshold, so we'll get a few kilobytes at most. | |
753 | */ | |
754 | ||
755 | r = sd_journal_get_data(j, "COREDUMP", (const void**) &data, &len); | |
756 | if (r == -ENOENT) | |
757 | return log_error_errno(r, "Coredump entry has no core attached (neither internally in the journal nor externally on disk)."); | |
758 | if (r < 0) | |
759 | return log_error_errno(r, "Failed to retrieve COREDUMP field: %m"); | |
760 | } | |
93b73b06 | 761 | |
954d3a51 ZJS |
762 | if (filename) { |
763 | if (access(filename, R_OK) < 0) | |
764 | return log_error_errno(errno, "File \"%s\" is not readable: %m", filename); | |
5de0409e | 765 | |
954d3a51 | 766 | if (path && !endswith(filename, ".xz") && !endswith(filename, ".lz4")) { |
ae2a15bc | 767 | *path = TAKE_PTR(filename); |
a276ae74 | 768 | |
954d3a51 ZJS |
769 | return 0; |
770 | } | |
fc6cec86 | 771 | } |
a276ae74 | 772 | |
bb7c5bad | 773 | if (path) { |
fc6cec86 | 774 | const char *vt; |
992e8f22 | 775 | |
fc6cec86 | 776 | /* Create a temporary file to write the uncompressed core to. */ |
992e8f22 | 777 | |
fc6cec86 ZJS |
778 | r = var_tmp_dir(&vt); |
779 | if (r < 0) | |
780 | return log_error_errno(r, "Failed to acquire temporary directory path: %m"); | |
9fe13294 | 781 | |
605405c6 | 782 | temp = strjoin(vt, "/coredump-XXXXXX"); |
fc6cec86 ZJS |
783 | if (!temp) |
784 | return log_oom(); | |
9fe13294 | 785 | |
fc6cec86 ZJS |
786 | fdt = mkostemp_safe(temp); |
787 | if (fdt < 0) | |
788 | return log_error_errno(fdt, "Failed to create temporary file: %m"); | |
789 | log_debug("Created temporary file %s", temp); | |
9fe13294 | 790 | |
fc6cec86 | 791 | fd = fdt; |
bb7c5bad ZJS |
792 | } else { |
793 | /* If neither path or file are specified, we will write to stdout. Let's now check | |
794 | * if stdout is connected to a tty. We checked that the file exists, or that the | |
795 | * core might be stored in the journal. In this second case, if we found the entry, | |
796 | * in all likelyhood we will be able to access the COREDUMP= field. In either case, | |
797 | * we stop before doing any "real" work, i.e. before starting decompression or | |
798 | * reading from the file or creating temporary files. | |
799 | */ | |
800 | if (!file) { | |
801 | if (on_tty()) | |
802 | return log_error_errno(ENOTTY, "Refusing to dump core to tty" | |
803 | " (use shell redirection or specify --output)."); | |
804 | file = stdout; | |
805 | } | |
806 | ||
807 | fd = fileno(file); | |
fc6cec86 ZJS |
808 | } |
809 | ||
810 | if (filename) { | |
349cc4a5 | 811 | #if HAVE_XZ || HAVE_LZ4 |
fc6cec86 | 812 | _cleanup_close_ int fdf; |
9fe13294 | 813 | |
fc6cec86 ZJS |
814 | fdf = open(filename, O_RDONLY | O_CLOEXEC); |
815 | if (fdf < 0) { | |
816 | r = log_error_errno(errno, "Failed to open %s: %m", filename); | |
2fb8159f | 817 | goto error; |
fc6cec86 ZJS |
818 | } |
819 | ||
820 | r = decompress_stream(filename, fdf, fd, -1); | |
821 | if (r < 0) { | |
822 | log_error_errno(r, "Failed to decompress %s: %m", filename); | |
9fe13294 ZJS |
823 | goto error; |
824 | } | |
fc6cec86 ZJS |
825 | #else |
826 | log_error("Cannot decompress file. Compiled without compression support."); | |
827 | r = -EOPNOTSUPP; | |
828 | goto error; | |
829 | #endif | |
830 | } else { | |
831 | ssize_t sz; | |
a276ae74 | 832 | |
bb7c5bad ZJS |
833 | /* We want full data, nothing truncated. */ |
834 | sd_journal_set_data_threshold(j, 0); | |
835 | ||
fc6cec86 ZJS |
836 | r = sd_journal_get_data(j, "COREDUMP", (const void**) &data, &len); |
837 | if (r < 0) | |
bb7c5bad | 838 | return log_error_errno(r, "Failed to retrieve COREDUMP field: %m"); |
fc6cec86 ZJS |
839 | |
840 | assert(len >= 9); | |
841 | data += 9; | |
842 | len -= 9; | |
843 | ||
954d3a51 | 844 | sz = write(fd, data, len); |
fc6cec86 | 845 | if (sz < 0) { |
954d3a51 | 846 | r = log_error_errno(errno, "Failed to write output: %m"); |
fc6cec86 | 847 | goto error; |
a276ae74 | 848 | } |
fc6cec86 | 849 | if (sz != (ssize_t) len) { |
954d3a51 | 850 | log_error("Short write to output."); |
fc6cec86 ZJS |
851 | r = -EIO; |
852 | goto error; | |
853 | } | |
854 | } | |
a276ae74 | 855 | |
fc6cec86 ZJS |
856 | if (temp) { |
857 | *path = temp; | |
858 | *unlink_temp = true; | |
859 | } | |
860 | return 0; | |
9fe13294 ZJS |
861 | |
862 | error: | |
fc6cec86 ZJS |
863 | if (temp) { |
864 | unlink(temp); | |
865 | log_debug("Removed temporary file %s", temp); | |
9fe13294 | 866 | } |
fc6cec86 | 867 | return r; |
9fe13294 | 868 | } |
a276ae74 | 869 | |
5ce97d33 YW |
870 | static int dump_core(int argc, char **argv, void *userdata) { |
871 | _cleanup_(sd_journal_closep) sd_journal *j = NULL; | |
9fe13294 ZJS |
872 | int r; |
873 | ||
5ce97d33 YW |
874 | if (arg_field) { |
875 | log_error("Option --field/-F only makes sense with list"); | |
876 | return -EINVAL; | |
877 | } | |
878 | ||
879 | r = acquire_journal(&j, argv + 1); | |
880 | if (r < 0) | |
881 | return r; | |
9fe13294 ZJS |
882 | |
883 | r = focus(j); | |
884 | if (r < 0) | |
ada45c78 | 885 | return r; |
ada45c78 | 886 | |
3774cf57 | 887 | print_info(arg_output ? stdout : stderr, j, false); |
9fe13294 | 888 | |
bb7c5bad | 889 | r = save_core(j, arg_output, NULL, NULL); |
23bbb0de | 890 | if (r < 0) |
bb7c5bad | 891 | return r; |
5de0409e ZJS |
892 | |
893 | r = sd_journal_previous(j); | |
b9aaa7f4 ZJS |
894 | if (r > 0 && !arg_quiet) |
895 | log_notice("More than one entry matches, ignoring rest."); | |
5de0409e ZJS |
896 | |
897 | return 0; | |
898 | } | |
899 | ||
c5896b6a | 900 | static int run_debug(int argc, char **argv, void *userdata) { |
5ce97d33 | 901 | _cleanup_(sd_journal_closep) sd_journal *j = NULL; |
de8f6e54 | 902 | _cleanup_free_ char *exe = NULL, *path = NULL; |
9fe13294 | 903 | bool unlink_path = false; |
c5896b6a | 904 | const char *data, *fork_name; |
ada45c78 | 905 | size_t len; |
ada45c78 | 906 | pid_t pid; |
ada45c78 | 907 | int r; |
ada45c78 | 908 | |
c5896b6a RG |
909 | if (!arg_debugger) { |
910 | char *env_debugger; | |
911 | ||
912 | env_debugger = getenv("SYSTEMD_DEBUGGER"); | |
913 | if (env_debugger) | |
914 | arg_debugger = env_debugger; | |
915 | else | |
916 | arg_debugger = "gdb"; | |
917 | } | |
918 | ||
5ce97d33 YW |
919 | if (arg_field) { |
920 | log_error("Option --field/-F only makes sense with list"); | |
921 | return -EINVAL; | |
922 | } | |
923 | ||
924 | r = acquire_journal(&j, argv + 1); | |
925 | if (r < 0) | |
926 | return r; | |
ada45c78 LP |
927 | |
928 | r = focus(j); | |
929 | if (r < 0) | |
930 | return r; | |
931 | ||
e15758cc LP |
932 | print_info(stdout, j, false); |
933 | fputs("\n", stdout); | |
ada45c78 LP |
934 | |
935 | r = sd_journal_get_data(j, "COREDUMP_EXE", (const void**) &data, &len); | |
23bbb0de MS |
936 | if (r < 0) |
937 | return log_error_errno(r, "Failed to retrieve COREDUMP_EXE field: %m"); | |
ada45c78 | 938 | |
fbd0b64f LP |
939 | assert(len > STRLEN("COREDUMP_EXE=")); |
940 | data += STRLEN("COREDUMP_EXE="); | |
941 | len -= STRLEN("COREDUMP_EXE="); | |
ada45c78 LP |
942 | |
943 | exe = strndup(data, len); | |
944 | if (!exe) | |
945 | return log_oom(); | |
946 | ||
947 | if (endswith(exe, " (deleted)")) { | |
948 | log_error("Binary already deleted."); | |
949 | return -ENOENT; | |
950 | } | |
951 | ||
a276ae74 LP |
952 | if (!path_is_absolute(exe)) { |
953 | log_error("Binary is not an absolute path."); | |
954 | return -ENOENT; | |
955 | } | |
956 | ||
bb7c5bad | 957 | r = save_core(j, NULL, &path, &unlink_path); |
23bbb0de | 958 | if (r < 0) |
bb7c5bad | 959 | return r; |
ada45c78 | 960 | |
3e7bc89b FB |
961 | /* Don't interfere with gdb and its handling of SIGINT. */ |
962 | (void) ignore_signals(SIGINT, -1); | |
963 | ||
c5896b6a RG |
964 | fork_name = strjoina("(", arg_debugger, ")"); |
965 | ||
966 | r = safe_fork(fork_name, FORK_RESET_SIGNALS|FORK_DEATHSIG|FORK_CLOSE_ALL_FDS|FORK_LOG, &pid); | |
b6e1fff1 | 967 | if (r < 0) |
ada45c78 | 968 | goto finish; |
4c253ed1 | 969 | if (r == 0) { |
c5896b6a | 970 | execlp(arg_debugger, arg_debugger, exe, "-c", path, NULL); |
0b1f3c76 | 971 | log_open(); |
c5896b6a | 972 | log_error_errno(errno, "Failed to invoke %s: %m", arg_debugger); |
a45d7127 | 973 | _exit(EXIT_FAILURE); |
ada45c78 LP |
974 | } |
975 | ||
c5896b6a | 976 | r = wait_for_terminate_and_check(arg_debugger, pid, WAIT_LOG_ABNORMAL); |
ada45c78 LP |
977 | |
978 | finish: | |
3e7bc89b FB |
979 | (void) default_signals(SIGINT, -1); |
980 | ||
9fe13294 ZJS |
981 | if (unlink_path) { |
982 | log_debug("Removed temporary file %s", path); | |
983 | unlink(path); | |
984 | } | |
a276ae74 | 985 | |
ada45c78 LP |
986 | return r; |
987 | } | |
988 | ||
012f2b7d ZJS |
989 | static int check_units_active(void) { |
990 | _cleanup_(sd_bus_unrefp) sd_bus *bus = NULL; | |
991 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL; | |
992 | _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; | |
993 | _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL; | |
994 | int c = 0, r; | |
7bbf2d84 | 995 | const char *id, *state, *substate; |
012f2b7d | 996 | |
b9aaa7f4 ZJS |
997 | if (arg_quiet) |
998 | return false; | |
999 | ||
012f2b7d ZJS |
1000 | r = sd_bus_default_system(&bus); |
1001 | if (r < 0) | |
1002 | return log_error_errno(r, "Failed to acquire bus: %m"); | |
1003 | ||
1004 | r = sd_bus_message_new_method_call( | |
1005 | bus, | |
1006 | &m, | |
1007 | "org.freedesktop.systemd1", | |
1008 | "/org/freedesktop/systemd1", | |
1009 | "org.freedesktop.systemd1.Manager", | |
1010 | "ListUnitsByPatterns"); | |
1011 | if (r < 0) | |
1012 | return bus_log_create_error(r); | |
1013 | ||
1014 | r = sd_bus_message_append_strv(m, NULL); | |
1015 | if (r < 0) | |
1016 | return bus_log_create_error(r); | |
1017 | ||
1018 | r = sd_bus_message_append_strv(m, STRV_MAKE("systemd-coredump@*.service")); | |
1019 | if (r < 0) | |
1020 | return bus_log_create_error(r); | |
1021 | ||
501551e8 | 1022 | r = sd_bus_call(bus, m, SHORT_BUS_CALL_TIMEOUT_USEC, &error, &reply); |
012f2b7d ZJS |
1023 | if (r < 0) |
1024 | return log_error_errno(r, "Failed to check if any systemd-coredump@.service units are running: %s", | |
1025 | bus_error_message(&error, r)); | |
1026 | ||
1027 | r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)"); | |
1028 | if (r < 0) | |
1029 | return bus_log_parse_error(r); | |
1030 | ||
1031 | while ((r = sd_bus_message_read( | |
1032 | reply, "(ssssssouso)", | |
7bbf2d84 ZJS |
1033 | &id, NULL, NULL, &state, &substate, |
1034 | NULL, NULL, NULL, NULL, NULL)) > 0) { | |
eb5877a0 | 1035 | bool found = !STR_IN_SET(state, "inactive", "dead", "failed"); |
7bbf2d84 ZJS |
1036 | log_debug("Unit %s is %s/%s, %scounting it.", id, state, substate, found ? "" : "not "); |
1037 | c += found; | |
1038 | } | |
012f2b7d ZJS |
1039 | if (r < 0) |
1040 | return bus_log_parse_error(r); | |
1041 | ||
1042 | r = sd_bus_message_exit_container(reply); | |
1043 | if (r < 0) | |
1044 | return bus_log_parse_error(r); | |
1045 | ||
1046 | return c; | |
1047 | } | |
1048 | ||
5ce97d33 YW |
1049 | static int coredumpctl_main(int argc, char *argv[]) { |
1050 | ||
1051 | static const Verb verbs[] = { | |
c5896b6a RG |
1052 | { "list", VERB_ANY, VERB_ANY, VERB_DEFAULT, dump_list }, |
1053 | { "info", VERB_ANY, VERB_ANY, 0, dump_list }, | |
1054 | { "dump", VERB_ANY, VERB_ANY, 0, dump_core }, | |
1055 | { "debug", VERB_ANY, VERB_ANY, 0, run_debug }, | |
1056 | { "gdb", VERB_ANY, VERB_ANY, 0, run_debug }, | |
5ce97d33 YW |
1057 | {} |
1058 | }; | |
1059 | ||
1060 | return dispatch_verb(argc, argv, verbs, NULL); | |
1061 | } | |
1062 | ||
5de0409e | 1063 | int main(int argc, char *argv[]) { |
5ce97d33 | 1064 | int r, units_active; |
5de0409e | 1065 | |
a9cdc94f | 1066 | setlocale(LC_ALL, ""); |
5de0409e ZJS |
1067 | log_parse_environment(); |
1068 | log_open(); | |
1069 | ||
5ab9ed07 | 1070 | r = parse_argv(argc, argv); |
5ce97d33 | 1071 | if (r <= 0) |
5de0409e ZJS |
1072 | goto end; |
1073 | ||
2cf4172a LP |
1074 | sigbus_install(); |
1075 | ||
012f2b7d ZJS |
1076 | units_active = check_units_active(); /* error is treated the same as 0 */ |
1077 | ||
5ce97d33 | 1078 | r = coredumpctl_main(argc, argv); |
5de0409e | 1079 | |
012f2b7d ZJS |
1080 | if (units_active > 0) |
1081 | printf("%s-- Notice: %d systemd-coredump@.service %s, output may be incomplete.%s\n", | |
1082 | ansi_highlight_red(), | |
1083 | units_active, units_active == 1 ? "unit is running" : "units are running", | |
1084 | ansi_normal()); | |
5de0409e | 1085 | end: |
5de0409e ZJS |
1086 | pager_close(); |
1087 | ||
f5c4b520 | 1088 | safe_fclose(arg_output); |
5de0409e | 1089 | |
ada45c78 | 1090 | return r >= 0 ? r : EXIT_FAILURE; |
5de0409e | 1091 | } |