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pidref: propagate critical errors in pidref_acquire_pidfd_id()
[thirdparty/systemd.git] / src / analyze / analyze.c
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db9ecf05 1/* SPDX-License-Identifier: LGPL-2.1-or-later */
2265fbf7 2/***
96b2fb93 3 Copyright © 2013 Simon Peeters
2265fbf7
SP		 4***/
5
2265fbf7 6#include <getopt.h>
4bde8743 7#include <locale.h>
3f6fd1ba
LP		 8#include <stdio.h>
9#include <stdlib.h>
2265fbf7 10
048ecf5b 11#include "sd-bus.h"
4bde8743 12#include "sd-json.h"
3f6fd1ba 13
b5efdb8a 14#include "alloc-util.h"
30bddc06 15#include "analyze.h"
fb8cc599 16#include "analyze-architectures.h"
113dd9cb 17#include "analyze-blame.h"
5229b03c 18#include "analyze-calendar.h"
6488e844 19#include "analyze-capability.h"
c649b343 20#include "analyze-cat-config.h"
8f114904 21#include "analyze-chid.h"
5f43c97c 22#include "analyze-compare-versions.h"
edfea9fe 23#include "analyze-condition.h"
ef215fa7 24#include "analyze-critical-chain.h"
cccd2af6 25#include "analyze-dot.h"
25eb70af 26#include "analyze-dump.h"
73cb64c4 27#include "analyze-exit-status.h"
5f43c97c 28#include "analyze-fdstore.h"
08e36480 29#include "analyze-filesystems.h"
58e35960 30#include "analyze-has-tpm2.h"
fb8cc599 31#include "analyze-image-policy.h"
2acfc252 32#include "analyze-inspect-elf.h"
faaa6ea0 33#include "analyze-log-control.h"
f50535af 34#include "analyze-malloc.h"
f70c90f5 35#include "analyze-pcrs.h"
ba474dad 36#include "analyze-plot.h"
ec16f3b6 37#include "analyze-security.h"
2b04e72c 38#include "analyze-service-watchdogs.h"
8c5045f9 39#include "analyze-smbios11.h"
d30693f3 40#include "analyze-srk.h"
389638d3 41#include "analyze-syscall-filter.h"
f24f8e37 42#include "analyze-time.h"
30bddc06 43#include "analyze-timespan.h"
503ccaaa 44#include "analyze-timestamp.h"
0c2d69df 45#include "analyze-unit-files.h"
36258fbe 46#include "analyze-unit-paths.h"
9a08000d 47#include "analyze-unit-shell.h"
3f6fd1ba 48#include "analyze-verify.h"
a839c4b7 49#include "analyze-verify-util.h"
d6b4d1c7 50#include "build.h"
048ecf5b 51#include "bus-error.h"
a839c4b7 52#include "bus-unit-util.h"
4bde8743 53#include "bus-util.h"
6d86f4bd 54#include "calendarspec.h"
4bde8743 55#include "dissect-image.h"
8aa304d3 56#include "image-policy.h"
3f6fd1ba 57#include "log.h"
4bde8743 58#include "loop-util.h"
d665c7b2 59#include "main-func.h"
e5ea5c3a 60#include "mount-util.h"
9ea9d4cf 61#include "pager.h"
599c7c54 62#include "parse-argument.h"
6bedfcbb 63#include "parse-util.h"
854a42fb 64#include "path-util.h"
294bf0c3 65#include "pretty-print.h"
4bde8743 66#include "runtime-scope.h"
3cc3dc77 67#include "string-table.h"
4bde8743 68#include "string-util.h"
3f6fd1ba 69#include "strv.h"
760877e9 70#include "time-util.h"
a839c4b7 71#include "unit-def.h"
3f6fd1ba 72#include "unit-name.h"
a6bcef29 73#include "verbs.h"
2265fbf7 74
cccd2af6 75DotMode arg_dot = DEP_ALL;
3e7a029c 76CapabilityMode arg_capability = CAPABILITY_LITERAL;
cccd2af6 77char **arg_dot_from_patterns = NULL, **arg_dot_to_patterns = NULL;
ef215fa7 78usec_t arg_fuzz = 0;
08e36480 79PagerFlags arg_pager_flags = 0;
063c8382 80CatFlags arg_cat_flags = 0;
25eb70af 81BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
ba474dad 82const char *arg_host = NULL;
4870133b 83RuntimeScope arg_runtime_scope = RUNTIME_SCOPE_SYSTEM;
cae7c282 84RecursiveErrors arg_recursive_errors = _RECURSIVE_ERRORS_INVALID;
57a22a3f
LP		 85bool arg_man = true;
86bool arg_generators = false;
6e4918a9 87const char *arg_instance = "test_instance";
1592d2f9 88double arg_svg_timescale = 1.0;
89bool arg_detailed_svg = false;
c649b343 90char *arg_root = NULL;
e5ea5c3a 91static char *arg_image = NULL;
57a22a3f
LP		 92char *arg_security_policy = NULL;
93bool arg_offline = false;
94unsigned arg_threshold = 100;
5229b03c
LP		 95unsigned arg_iterations = 1;
96usec_t arg_base_time = USEC_INFINITY;
e82116e5 97char *arg_unit = NULL;
309a747f 98sd_json_format_flags_t arg_json_format_flags = SD_JSON_FORMAT_OFF;
08e36480 99bool arg_quiet = false;
57a22a3f 100char *arg_profile = NULL;
ff46b2f9
JZ		 101bool arg_legend = true;
102bool arg_table = false;
84be0c71 103ImagePolicy *arg_image_policy = NULL;
9fed4ec2 104char *arg_drm_device_path = NULL;
bb150966 105
d665c7b2
YW		 106STATIC_DESTRUCTOR_REGISTER(arg_dot_from_patterns, strv_freep);
107STATIC_DESTRUCTOR_REGISTER(arg_dot_to_patterns, strv_freep);
782671bc 108STATIC_DESTRUCTOR_REGISTER(arg_root, freep);
e5ea5c3a 109STATIC_DESTRUCTOR_REGISTER(arg_image, freep);
ecfd082b 110STATIC_DESTRUCTOR_REGISTER(arg_security_policy, freep);
9fed4ec2 111STATIC_DESTRUCTOR_REGISTER(arg_drm_device_path, freep);
8de7929d 112STATIC_DESTRUCTOR_REGISTER(arg_unit, freep);
04469211 113STATIC_DESTRUCTOR_REGISTER(arg_profile, freep);
84be0c71 114STATIC_DESTRUCTOR_REGISTER(arg_image_policy, image_policy_freep);
d665c7b2 115
25eb70af 116int acquire_bus(sd_bus **bus, bool *use_full_bus) {
fb507898 117 int r;
5c69b31c 118
f7e29336 119 if (use_full_bus && *use_full_bus) {
4870133b 120 r = bus_connect_transport(arg_transport, arg_host, arg_runtime_scope, bus);
fb507898
YW		 121 if (IN_SET(r, 0, -EHOSTDOWN))
122 return r;
5c69b31c
GJ		 123
124 *use_full_bus = false;
125 }
126
4870133b 127 return bus_connect_transport_systemd(arg_transport, arg_host, arg_runtime_scope, bus);
bf0e0a4d
ZJS		 128}
129
cccd2af6 130int bus_get_unit_property_strv(sd_bus *bus, const char *path, const char *property, char ***strv) {
4afd3348 131 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
988b9df2
LP		 132 int r;
133
134 assert(bus);
135 assert(path);
136 assert(property);
137 assert(strv);
138
139 r = sd_bus_get_property_strv(
140 bus,
141 "org.freedesktop.systemd1",
142 path,
143 "org.freedesktop.systemd1.Unit",
144 property,
145 &error,
146 strv);
4ae25393 147 if (r < 0)
0ed3da7c 148 return log_error_errno(r, "Failed to get unit property %s: %s", property, bus_error_message(&error, r));
988b9df2
LP		 149
150 return 0;
151}
152
30bddc06 153void time_parsing_hint(const char *p, bool calendar, bool timestamp, bool timespan) {
c269607f
ZJS		 154 if (calendar && calendar_spec_from_string(p, NULL) >= 0)
155 log_notice("Hint: this expression is a valid calendar specification. "
156 "Use 'systemd-analyze calendar \"%s\"' instead?", p);
157 if (timestamp && parse_timestamp(p, NULL) >= 0)
158 log_notice("Hint: this expression is a valid timestamp. "
159 "Use 'systemd-analyze timestamp \"%s\"' instead?", p);
160 if (timespan && parse_time(p, NULL, USEC_PER_SEC) >= 0)
161 log_notice("Hint: this expression is a valid timespan. "
162 "Use 'systemd-analyze timespan \"%s\"' instead?", p);
6d86f4bd
LP		 163}
164
a839c4b7
ZJS		 165static int verb_transient_settings(int argc, char *argv[], void *userdata) {
166 assert(argc >= 2);
167
168 pager_open(arg_pager_flags);
169
170 bool first = true;
171 STRV_FOREACH(arg, strv_skip(argv, 1)) {
172 UnitType t;
173
174 t = unit_type_from_string(*arg);
175 if (t < 0)
176 return log_error_errno(t, "Invalid unit type '%s'.", *arg);
177
178 if (!first)
179 puts("");
180
181 bus_dump_transient_settings(t);
182 first = false;
183 }
184
185 return 0;
186}
187
a6bcef29 188static int help(int argc, char *argv[], void *userdata) {
49139a5d 189 _cleanup_free_ char *link = NULL, *dot_link = NULL;
37ec0fdd 190 int r;
9ea9d4cf 191
384c2c32 192 pager_open(arg_pager_flags);
9ea9d4cf 193
37ec0fdd
LP		 194 r = terminal_urlify_man("systemd-analyze", "1", &link);
195 if (r < 0)
196 return log_oom();
197
49139a5d
LP		 198 /* Not using terminal_urlify_man() for this, since we don't want the "man page" text suffix in this case. */
199 r = terminal_urlify("man:dot(1)", "dot(1)", &dot_link);
200 if (r < 0)
201 return log_oom();
202
fd4b8484
LP		 203 printf("%1$s [OPTIONS...] COMMAND ...\n\n"
204 "%5$sProfile systemd, show unit dependencies, check unit files.%6$s\n"
645a3fa9 205 "\n%3$sBoot Analysis:%4$s\n"
3cc3dc77
MG		 206 " [time] Print time required to boot the machine\n"
207 " blame Print list of running units ordered by\n"
208 " time to init\n"
209 " critical-chain [UNIT...] Print a tree of the time critical chain\n"
210 " of units\n"
645a3fa9 211 "\n%3$sDependency Analysis:%4$s\n"
3cc3dc77
MG		 212 " plot Output SVG graphic showing service\n"
213 " initialization\n"
fd4b8484 214 " dot [UNIT...] Output dependency graph in %7$s format\n"
d1d8786c 215 " dump [PATTERN...] Output state serialization of service\n"
3cc3dc77 216 " manager\n"
645a3fa9 217 "\n%3$sConfiguration Files and Search Paths:%4$s\n"
ca029693 218 " cat-config NAME|PATH... Show configuration file and drop-ins\n"
3cc3dc77
MG		 219 " unit-files List files and symlinks for units\n"
220 " unit-paths List load directories for units\n"
645a3fa9 221 "\n%3$sEnumerate OS Concepts:%4$s\n"
3cc3dc77
MG		 222 " exit-status [STATUS...] List exit status definitions\n"
223 " capability [CAP...] List capability definitions\n"
52117f5a
ZJS		 224 " syscall-filter [NAME...] List syscalls in seccomp filters\n"
225 " filesystems [NAME...] List known filesystems\n"
fb8cc599 226 " architectures [NAME...] List known architectures\n"
645a3fa9 227 " smbios11 List strings passed via SMBIOS Type #11\n"
8f114904 228 " chid List local CHIDs\n"
a839c4b7 229 " transient-settings TYPE... List transient settings for unit TYPE\n"
645a3fa9 230 "\n%3$sExpression Evaluation:%4$s\n"
3cc3dc77 231 " condition CONDITION... Evaluate conditions and asserts\n"
bc012a3e
ZJS		 232 " compare-versions VERSION1 [OP] VERSION2\n"
233 " Compare two version strings\n"
645a3fa9
LP		 234 " image-policy POLICY... Analyze image policy string\n"
235 "\n%3$sClock & Time:%4$s\n"
3cc3dc77
MG		 236 " calendar SPEC... Validate repetitive calendar time\n"
237 " events\n"
238 " timestamp TIMESTAMP... Validate a timestamp\n"
239 " timespan SPAN... Validate a time span\n"
645a3fa9
LP		 240 "\n%3$sUnit & Service Analysis:%4$s\n"
241 " verify FILE... Check unit files for correctness\n"
3cc3dc77 242 " security [UNIT...] Analyze security of unit\n"
5f43c97c 243 " fdstore SERVICE... Show file descriptor store contents of service\n"
645a3fa9 244 " malloc [D-BUS SERVICE...] Dump malloc stats of a D-Bus service\n"
9a08000d
Z		 245 " unit-shell SERVICE [Command]\n"
246 " Run command on the namespace of the service\n"
645a3fa9
LP		 247 "\n%3$sExecutable Analysis:%4$s\n"
248 " inspect-elf FILE... Parse and print ELF package metadata\n"
249 "\n%3$sTPM Operations:%4$s\n"
58e35960 250 " has-tpm2 Report whether TPM2 support is available\n"
f70c90f5 251 " pcrs [PCR...] Show TPM2 PCRs and their names\n"
0615abef 252 " srk [>FILE] Write TPM2 SRK (to FILE)\n"
fd4b8484 253 "\n%3$sOptions:%4$s\n"
3cc3dc77 254 " --recursive-errors=MODE Control which units are verified\n"
bb43d853 255 " --offline=BOOL Perform a security review on unit file(s)\n"
dfbda879
MG		 256 " --threshold=N Exit with a non-zero status when overall\n"
257 " exposure level is over threshold value\n"
ecfd082b
MG		 258 " --security-policy=PATH Use custom JSON security policy instead\n"
259 " of built-in one\n"
4b4a8ef7 260 " --json=pretty|short|off Generate JSON output of the security\n"
ff46b2f9 261 " analysis table, or plot's raw time data\n"
3cc3dc77 262 " --no-pager Do not pipe output into a pager\n"
ff46b2f9
JZ		 263 " --no-legend Disable column headers and hints in plot\n"
264 " with either --table or --json=\n"
3cc3dc77
MG		 265 " --system Operate on system systemd instance\n"
266 " --user Operate on user systemd instance\n"
267 " --global Operate on global user configuration\n"
268 " -H --host=[USER@]HOST Operate on remote host\n"
269 " -M --machine=CONTAINER Operate on local container\n"
270 " --order Show only order in the graph\n"
271 " --require Show only requirement in the graph\n"
272 " --from-pattern=GLOB Show only origins in the graph\n"
273 " --to-pattern=GLOB Show only destinations in the graph\n"
274 " --fuzz=SECONDS Also print services which finished SECONDS\n"
275 " earlier than the latest in the branch\n"
276 " --man[=BOOL] Do [not] check for existence of man pages\n"
277 " --generators[=BOOL] Do [not] run unit generators\n"
278 " (requires privileges)\n"
6e4918a9 279 " --instance=NAME Specify fallback instance name for template units\n"
3cc3dc77
MG		 280 " --iterations=N Show the specified number of iterations\n"
281 " --base-time=TIMESTAMP Calculate calendar times relative to\n"
282 " specified time\n"
04469211
LB		 283 " --profile=name|PATH Include the specified profile in the\n"
284 " security review of the unit(s)\n"
5e163285 285 " --unit=UNIT Evaluate conditions and asserts of unit\n"
ff46b2f9 286 " --table Output plot's raw time data as a table\n"
1592d2f9 287 " --scale-svg=FACTOR Stretch x-axis of plot by FACTOR (default: 1.0)\n"
288 " --detailed Add more details to SVG plot,\n"
289 " e.g. show activation timestamps\n"
52117f5a
ZJS		 290 " -h --help Show this help\n"
291 " --version Show package version\n"
292 " -q --quiet Do not emit hints\n"
063c8382 293 " --tldr Skip comments and empty lines\n"
9f5b68d6
LP		 294 " --root=PATH Operate on an alternate filesystem root\n"
295 " --image=PATH Operate on disk image as filesystem root\n"
84be0c71 296 " --image-policy=POLICY Specify disk image dissection policy\n"
4d09f976 297 " -m --mask Parse parameter as numeric capability mask\n"
9fed4ec2 298 " --drm-device=PATH Use this DRM device sysfs path to get EDID\n"
299
fd4b8484 300 "\nSee the %2$s for details.\n",
bc556335 301 program_invocation_short_name,
fd4b8484
LP		 302 link,
303 ansi_underline(),
304 ansi_normal(),
bc556335
DDM		 305 ansi_highlight(),
306 ansi_normal(),
fd4b8484 307 dot_link);
96de7c04 308
1ace223c
SJ		 309 /* When updating this list, including descriptions, apply changes to
310 * shell-completion/bash/systemd-analyze and shell-completion/zsh/_systemd-analyze too. */
a6bcef29
LP		 311
312 return 0;
2265fbf7
SP		 313}
314
9ea9d4cf 315static int parse_argv(int argc, char *argv[]) {
2265fbf7
SP		 316 enum {
317 ARG_VERSION = 0x100,
1700761b
SP		 318 ARG_ORDER,
319 ARG_REQUIRE,
46d8646a 320 ARG_ROOT,
e5ea5c3a 321 ARG_IMAGE,
06e78680 322 ARG_IMAGE_POLICY,
e55933db 323 ARG_SYSTEM,
28b35ef2
ZJS		 324 ARG_USER,
325 ARG_GLOBAL,
e55933db 326 ARG_DOT_FROM_PATTERN,
bb150966 327 ARG_DOT_TO_PATTERN,
9ea9d4cf 328 ARG_FUZZ,
1d3bc017 329 ARG_NO_PAGER,
dad29dff 330 ARG_MAN,
641c0fd1 331 ARG_GENERATORS,
6e4918a9 332 ARG_INSTANCE,
f2ccf832 333 ARG_ITERATIONS,
985c1880 334 ARG_BASE_TIME,
3cc3dc77 335 ARG_RECURSIVE_ERRORS,
bb43d853 336 ARG_OFFLINE,
dfbda879 337 ARG_THRESHOLD,
ecfd082b 338 ARG_SECURITY_POLICY,
4b4a8ef7 339 ARG_JSON,
04469211 340 ARG_PROFILE,
ff46b2f9
JZ		 341 ARG_TABLE,
342 ARG_NO_LEGEND,
063c8382 343 ARG_TLDR,
1592d2f9 344 ARG_SCALE_FACTOR_SVG,
345 ARG_DETAILED_SVG,
9fed4ec2 346 ARG_DRM_DEVICE_PATH,
2265fbf7
SP		 347 };
348
349 static const struct option options[] = {
3cc3dc77
MG		 350 { "help", no_argument, NULL, 'h' },
351 { "version", no_argument, NULL, ARG_VERSION },
52117f5a 352 { "quiet", no_argument, NULL, 'q' },
3cc3dc77
MG		 353 { "order", no_argument, NULL, ARG_ORDER },
354 { "require", no_argument, NULL, ARG_REQUIRE },
355 { "root", required_argument, NULL, ARG_ROOT },
356 { "image", required_argument, NULL, ARG_IMAGE },
06e78680 357 { "image-policy", required_argument, NULL, ARG_IMAGE_POLICY },
3cc3dc77 358 { "recursive-errors", required_argument, NULL, ARG_RECURSIVE_ERRORS },
bb43d853 359 { "offline", required_argument, NULL, ARG_OFFLINE },
dfbda879 360 { "threshold", required_argument, NULL, ARG_THRESHOLD },
ecfd082b 361 { "security-policy", required_argument, NULL, ARG_SECURITY_POLICY },
3cc3dc77
MG		 362 { "system", no_argument, NULL, ARG_SYSTEM },
363 { "user", no_argument, NULL, ARG_USER },
364 { "global", no_argument, NULL, ARG_GLOBAL },
365 { "from-pattern", required_argument, NULL, ARG_DOT_FROM_PATTERN },
366 { "to-pattern", required_argument, NULL, ARG_DOT_TO_PATTERN },
367 { "fuzz", required_argument, NULL, ARG_FUZZ },
368 { "no-pager", no_argument, NULL, ARG_NO_PAGER },
369 { "man", optional_argument, NULL, ARG_MAN },
370 { "generators", optional_argument, NULL, ARG_GENERATORS },
6e4918a9 371 { "instance", required_argument, NULL, ARG_INSTANCE },
3cc3dc77
MG		 372 { "host", required_argument, NULL, 'H' },
373 { "machine", required_argument, NULL, 'M' },
374 { "iterations", required_argument, NULL, ARG_ITERATIONS },
375 { "base-time", required_argument, NULL, ARG_BASE_TIME },
8de7929d 376 { "unit", required_argument, NULL, 'U' },
4b4a8ef7 377 { "json", required_argument, NULL, ARG_JSON },
04469211 378 { "profile", required_argument, NULL, ARG_PROFILE },
ff46b2f9
JZ		 379 { "table", optional_argument, NULL, ARG_TABLE },
380 { "no-legend", optional_argument, NULL, ARG_NO_LEGEND },
063c8382 381 { "tldr", no_argument, NULL, ARG_TLDR },
3e7a029c 382 { "mask", no_argument, NULL, 'm' },
1592d2f9 383 { "scale-svg", required_argument, NULL, ARG_SCALE_FACTOR_SVG },
384 { "detailed", no_argument, NULL, ARG_DETAILED_SVG },
9fed4ec2 385 { "drm-device", required_argument, NULL, ARG_DRM_DEVICE_PATH },
eb9da376 386 {}
2265fbf7
SP		 387 };
388
9a08000d
Z		 389 bool reorder = false;
390 int r, c, unit_shell = -1;
eb9da376 391
2265fbf7
SP		 392 assert(argc >= 0);
393 assert(argv);
394
9a08000d
Z		 395 /* Resetting to 0 forces the invocation of an internal initialization routine of getopt_long()
396 * that checks for GNU extensions in optstring ('-' or '+; at the beginning). */
397 optind = 0;
398
399 for (;;) {
400 static const char option_string[] = "-hqH:M:U:m";
401
402 c = getopt_long(argc, argv, option_string + reorder, options, NULL);
403 if (c < 0)
404 break;
405
eb9da376 406 switch (c) {
c170f3a4 407
9a08000d
Z		 408 case 1: /* getopt_long() returns 1 if "-" was the first character of the option string, and a
409 * non-option argument was discovered. */
410
411 assert(!reorder);
412
413 /* We generally are fine with the fact that getopt_long() reorders the command line, and looks
414 * for switches after the main verb. However, for "unit-shell" we really don't want that, since we
415 * want that switches specified after the service name are passed to the program to execute,
416 * and not processed by us. To make this possible, we'll first invoke getopt_long() with
417 * reordering disabled (i.e. with the "-" prefix in the option string), looking for the first
418 * non-option parameter. If it's the verb "unit-shell" we remember its position and continue
419 * processing options. In this case, as soon as we hit the next non-option argument we found
420 * the service name, and stop further processing. If the first non-option argument is any other
421 * verb than "unit-shell" we switch to normal reordering mode and continue processing arguments
422 * normally. */
423
424 if (unit_shell >= 0) {
f89a52e3 425 optind--; /* don't process this argument, go one step back */
9a08000d
Z		 426 goto done;
427 }
428 if (streq(optarg, "unit-shell"))
429 /* Remember the position of the "unit_shell" verb, and continue processing normally. */
430 unit_shell = optind - 1;
431 else {
432 int saved_optind;
433
434 /* Ok, this is some other verb. In this case, turn on reordering again, and continue
435 * processing normally. */
436 reorder = true;
437
438 /* We changed the option string. getopt_long() only looks at it again if we invoke it
439 * at least once with a reset option index. Hence, let's reset the option index here,
440 * then invoke getopt_long() again (ignoring what it has to say, after all we most
441 * likely already processed it), and the bump the option index so that we read the
442 * intended argument again. */
443 saved_optind = optind;
444 optind = 0;
445 (void) getopt_long(argc, argv, option_string + reorder, options, NULL);
446 optind = saved_optind - 1; /* go one step back, process this argument again */
447 }
448
449 break;
450
c170f3a4 451 case 'h':
a6bcef29 452 return help(0, NULL, NULL);
c170f3a4 453
52117f5a
ZJS		 454 case ARG_VERSION:
455 return version();
456
457 case 'q':
458 arg_quiet = true;
459 break;
460
3cc3dc77
MG		 461 case ARG_RECURSIVE_ERRORS:
462 if (streq(optarg, "help")) {
463 DUMP_STRING_TABLE(recursive_errors, RecursiveErrors, _RECURSIVE_ERRORS_MAX);
464 return 0;
465 }
466 r = recursive_errors_from_string(optarg);
467 if (r < 0)
468 return log_error_errno(r, "Unknown mode passed to --recursive-errors='%s'.", optarg);
469
470 arg_recursive_errors = r;
471 break;
472
46d8646a 473 case ARG_ROOT:
782671bc
MG		 474 r = parse_path_argument(optarg, /* suppress_root= */ true, &arg_root);
475 if (r < 0)
476 return r;
46d8646a
ZJS		 477 break;
478
e5ea5c3a
MG		 479 case ARG_IMAGE:
480 r = parse_path_argument(optarg, /* suppress_root= */ false, &arg_image);
481 if (r < 0)
482 return r;
483 break;
484
06e78680
YW		 485 case ARG_IMAGE_POLICY:
486 r = parse_image_policy_argument(optarg, &arg_image_policy);
487 if (r < 0)
488 return r;
489 break;
490
28b35ef2 491 case ARG_SYSTEM:
4870133b 492 arg_runtime_scope = RUNTIME_SCOPE_SYSTEM;
28b35ef2
ZJS		 493 break;
494
c170f3a4 495 case ARG_USER:
4870133b 496 arg_runtime_scope = RUNTIME_SCOPE_USER;
c170f3a4
LP		 497 break;
498
28b35ef2 499 case ARG_GLOBAL:
4870133b 500 arg_runtime_scope = RUNTIME_SCOPE_GLOBAL;
c170f3a4
LP		 501 break;
502
503 case ARG_ORDER:
504 arg_dot = DEP_ORDER;
505 break;
506
507 case ARG_REQUIRE:
508 arg_dot = DEP_REQUIRE;
509 break;
510
e55933db 511 case ARG_DOT_FROM_PATTERN:
903a0b07
LP		 512 if (strv_extend(&arg_dot_from_patterns, optarg) < 0)
513 return log_oom();
514
e55933db
ŁS		 515 break;
516
517 case ARG_DOT_TO_PATTERN:
903a0b07
LP		 518 if (strv_extend(&arg_dot_to_patterns, optarg) < 0)
519 return log_oom();
520
e55933db
ŁS		 521 break;
522
bb150966
HH		 523 case ARG_FUZZ:
524 r = parse_sec(optarg, &arg_fuzz);
525 if (r < 0)
526 return r;
527 break;
528
9ea9d4cf 529 case ARG_NO_PAGER:
0221d68a 530 arg_pager_flags |= PAGER_DISABLE;
9ea9d4cf
LP		 531 break;
532
3cd26e7c
LP		 533 case 'H':
534 arg_transport = BUS_TRANSPORT_REMOTE;
535 arg_host = optarg;
536 break;
537
538 case 'M':
a59cc386
MY		 539 r = parse_machine_argument(optarg, &arg_host, &arg_transport);
540 if (r < 0)
541 return r;
3cd26e7c
LP		 542 break;
543
dad29dff 544 case ARG_MAN:
599c7c54
ZJS		 545 r = parse_boolean_argument("--man", optarg, &arg_man);
546 if (r < 0)
547 return r;
1d3bc017
ZJS		 548 break;
549
641c0fd1 550 case ARG_GENERATORS:
599c7c54
ZJS		 551 r = parse_boolean_argument("--generators", optarg, &arg_generators);
552 if (r < 0)
553 return r;
641c0fd1
ZJS		 554 break;
555
6e4918a9
YW		 556 case ARG_INSTANCE:
557 arg_instance = optarg;
558 break;
559
bb43d853
MG		 560 case ARG_OFFLINE:
561 r = parse_boolean_argument("--offline", optarg, &arg_offline);
562 if (r < 0)
563 return r;
564 break;
565
dfbda879
MG		 566 case ARG_THRESHOLD:
567 r = safe_atou(optarg, &arg_threshold);
568 if (r < 0 || arg_threshold > 100)
569 return log_error_errno(r < 0 ? r : SYNTHETIC_ERRNO(EINVAL), "Failed to parse threshold: %s", optarg);
570
571 break;
572
ecfd082b
MG		 573 case ARG_SECURITY_POLICY:
574 r = parse_path_argument(optarg, /* suppress_root= */ false, &arg_security_policy);
575 if (r < 0)
576 return r;
577 break;
578
4b4a8ef7
MG		 579 case ARG_JSON:
580 r = parse_json_argument(optarg, &arg_json_format_flags);
581 if (r <= 0)
582 return r;
583 break;
584
f2ccf832
LP		 585 case ARG_ITERATIONS:
586 r = safe_atou(optarg, &arg_iterations);
587 if (r < 0)
588 return log_error_errno(r, "Failed to parse iterations: %s", optarg);
f2ccf832
LP		 589 break;
590
985c1880
LP		 591 case ARG_BASE_TIME:
592 r = parse_timestamp(optarg, &arg_base_time);
593 if (r < 0)
594 return log_error_errno(r, "Failed to parse --base-time= parameter: %s", optarg);
985c1880
LP		 595 break;
596
04469211
LB		 597 case ARG_PROFILE:
598 if (isempty(optarg))
599 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Profile file name is empty");
600
601 if (is_path(optarg)) {
602 r = parse_path_argument(optarg, /* suppress_root= */ false, &arg_profile);
603 if (r < 0)
604 return r;
605 if (!endswith(arg_profile, ".conf"))
606 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Profile file name must end with .conf: %s", arg_profile);
607 } else {
608 r = free_and_strdup(&arg_profile, optarg);
609 if (r < 0)
610 return log_oom();
611 }
612
613 break;
614
8de7929d
DDM		 615 case 'U': {
616 _cleanup_free_ char *mangled = NULL;
617
618 r = unit_name_mangle(optarg, UNIT_NAME_MANGLE_WARN, &mangled);
619 if (r < 0)
620 return log_error_errno(r, "Failed to mangle unit name %s: %m", optarg);
621
622 free_and_replace(arg_unit, mangled);
623 break;
624 }
ff46b2f9
JZ		 625
626 case ARG_TABLE:
627 arg_table = true;
628 break;
629
630 case ARG_NO_LEGEND:
631 arg_legend = false;
632 break;
633
063c8382
ZJS		 634 case ARG_TLDR:
635 arg_cat_flags = CAT_TLDR;
636 break;
637
3e7a029c
IS		 638 case 'm':
639 arg_capability = CAPABILITY_MASK;
640 break;
641
1592d2f9 642 case ARG_SCALE_FACTOR_SVG:
643 arg_svg_timescale = strtod(optarg, NULL);
644 break;
645
646 case ARG_DETAILED_SVG:
647 arg_detailed_svg = true;
648 break;
649
9fed4ec2 650 case ARG_DRM_DEVICE_PATH:
651 r = parse_path_argument(optarg, /* suppress_root= */ false, &arg_drm_device_path);
652 if (r < 0)
653 return r;
654 break;
655
c170f3a4
LP		 656 case '?':
657 return -EINVAL;
658
659 default:
04499a70 660 assert_not_reached();
2265fbf7 661 }
9a08000d
Z		 662 }
663
664done:
665 if (unit_shell >= 0) {
666 char *t;
667
668 /* We found the "unit-shell" verb while processing the argument list. Since we turned off reordering of the
669 * argument list initially let's readjust it now, and move the "unit-shell" verb to the back. */
670
671 optind -= 1; /* place the option index where the "unit-shell" verb will be placed */
672
673 t = argv[unit_shell];
674 for (int i = unit_shell; i < optind; i++)
675 argv[i] = argv[i+1];
676 argv[optind] = t;
677 }
eb9da376 678
bb43d853
MG		 679 if (arg_offline && !streq_ptr(argv[optind], "security"))
680 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
681 "Option --offline= is only supported for security right now.");
682
5e163285
AAF		 683 if (arg_offline && optind >= argc - 1)
684 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
685 "Option --offline= requires one or more units to perform a security review.");
686
dfbda879
MG		 687 if (arg_threshold != 100 && !streq_ptr(argv[optind], "security"))
688 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
689 "Option --threshold= is only supported for security right now.");
690
ac970536 691 if (arg_runtime_scope == RUNTIME_SCOPE_GLOBAL && !streq_ptr(argv[optind], "unit-paths"))
baaa35ad 692 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
ac970536 693 "Option --global only makes sense with verb unit-paths.");
31a5924e 694
4870133b 695 if (streq_ptr(argv[optind], "cat-config") && arg_runtime_scope == RUNTIME_SCOPE_USER)
f1d9d36a
ZJS		 696 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
697 "Option --user is not supported for cat-config right now.");
698
ecfd082b
MG		 699 if (arg_security_policy && !streq_ptr(argv[optind], "security"))
700 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
701 "Option --security-policy= is only supported for security.");
702
68511ceb 703 if ((arg_root || arg_image) && (!STRPTR_IN_SET(argv[optind], "cat-config", "verify", "condition", "inspect-elf")) &&
bb43d853 704 (!(streq_ptr(argv[optind], "security") && arg_offline)))
baaa35ad 705 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
8de7929d 706 "Options --root= and --image= are only supported for cat-config, verify, condition and security when used with --offline= right now.");
e5ea5c3a
MG		 707
708 /* Having both an image and a root is not supported by the code */
709 if (arg_root && arg_image)
710 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Please specify either --root= or --image=, the combination of both is not supported.");
46d8646a 711
8de7929d
DDM		 712 if (arg_unit && !streq_ptr(argv[optind], "condition"))
713 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Option --unit= is only supported for condition");
714
715 if (streq_ptr(argv[optind], "condition") && !arg_unit && optind >= argc - 1)
716 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Too few arguments for condition");
717
718 if (streq_ptr(argv[optind], "condition") && arg_unit && optind < argc - 1)
719 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "No conditions can be passed if --unit= is used.");
720
ff46b2f9
JZ		 721 if (arg_table && !streq_ptr(argv[optind], "plot"))
722 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Option --table is only supported for plot right now.");
723
23441a3d 724 if (arg_table && sd_json_format_enabled(arg_json_format_flags))
ff46b2f9
JZ		 725 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "--table and --json= are mutually exclusive.");
726
3e7a029c
IS		 727 if (arg_capability != CAPABILITY_LITERAL && !streq_ptr(argv[optind], "capability"))
728 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Option --mask is only supported for capability.");
729
9fed4ec2 730 if (arg_drm_device_path && !streq_ptr(argv[optind], "chid"))
731 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Option --drm-device is only supported for chid right now.");
732
1d3bc017 733 return 1; /* work to do */
2265fbf7
SP		 734}
735
d665c7b2 736static int run(int argc, char *argv[]) {
e5ea5c3a 737 _cleanup_(loop_device_unrefp) LoopDevice *loop_device = NULL;
a4b3e942 738 _cleanup_(umount_and_freep) char *mounted_dir = NULL;
a6bcef29
LP		 739
740 static const Verb verbs[] = {
a839c4b7
ZJS		 741 { "help", VERB_ANY, VERB_ANY, 0, help },
742 { "time", VERB_ANY, 1, VERB_DEFAULT, verb_time },
743 { "blame", VERB_ANY, 1, 0, verb_blame },
744 { "critical-chain", VERB_ANY, VERB_ANY, 0, verb_critical_chain },
745 { "plot", VERB_ANY, 1, 0, verb_plot },
746 { "dot", VERB_ANY, VERB_ANY, 0, verb_dot },
ab86ccba 747 /* ↓ The following seven verbs are deprecated, from here … ↓ */
a839c4b7
ZJS		 748 { "log-level", VERB_ANY, 2, 0, verb_log_control },
749 { "log-target", VERB_ANY, 2, 0, verb_log_control },
750 { "set-log-level", 2, 2, 0, verb_log_control },
751 { "get-log-level", VERB_ANY, 1, 0, verb_log_control },
752 { "set-log-target", 2, 2, 0, verb_log_control },
753 { "get-log-target", VERB_ANY, 1, 0, verb_log_control },
754 { "service-watchdogs", VERB_ANY, 2, 0, verb_service_watchdogs },
ab86ccba 755 /* ↑ … until here ↑ */
a839c4b7
ZJS		 756 { "dump", VERB_ANY, VERB_ANY, 0, verb_dump },
757 { "cat-config", 2, VERB_ANY, 0, verb_cat_config },
758 { "unit-files", VERB_ANY, VERB_ANY, 0, verb_unit_files },
759 { "unit-paths", 1, 1, 0, verb_unit_paths },
9a08000d 760 { "unit-shell", 2, VERB_ANY, 0, verb_unit_shell },
a839c4b7
ZJS		 761 { "exit-status", VERB_ANY, VERB_ANY, 0, verb_exit_status },
762 { "syscall-filter", VERB_ANY, VERB_ANY, 0, verb_syscall_filters },
763 { "capability", VERB_ANY, VERB_ANY, 0, verb_capabilities },
764 { "filesystems", VERB_ANY, VERB_ANY, 0, verb_filesystems },
765 { "condition", VERB_ANY, VERB_ANY, 0, verb_condition },
766 { "compare-versions", 3, 4, 0, verb_compare_versions },
767 { "verify", 2, VERB_ANY, 0, verb_verify },
768 { "calendar", 2, VERB_ANY, 0, verb_calendar },
769 { "timestamp", 2, VERB_ANY, 0, verb_timestamp },
770 { "timespan", 2, VERB_ANY, 0, verb_timespan },
771 { "security", VERB_ANY, VERB_ANY, 0, verb_security },
772 { "inspect-elf", 2, VERB_ANY, 0, verb_elf_inspection },
773 { "malloc", VERB_ANY, VERB_ANY, 0, verb_malloc },
774 { "fdstore", 2, VERB_ANY, 0, verb_fdstore },
775 { "image-policy", 2, 2, 0, verb_image_policy },
776 { "has-tpm2", VERB_ANY, 1, 0, verb_has_tpm2 },
777 { "pcrs", VERB_ANY, VERB_ANY, 0, verb_pcrs },
778 { "srk", VERB_ANY, 1, 0, verb_srk },
779 { "architectures", VERB_ANY, VERB_ANY, 0, verb_architectures },
780 { "smbios11", VERB_ANY, 1, 0, verb_smbios11 },
781 { "chid", VERB_ANY, VERB_ANY, 0, verb_chid },
782 { "transient-settings", 2, VERB_ANY, 0, verb_transient_settings },
a6bcef29
LP		 783 {}
784 };
785
5220a6f3 786 int r;
2265fbf7
SP		 787
788 setlocale(LC_ALL, "");
c170f3a4 789 setlocale(LC_NUMERIC, "C"); /* we want to format/parse floats in C style */
a6bcef29 790
d2acb93d 791 log_setup();
2265fbf7
SP		 792
793 r = parse_argv(argc, argv);
9ea9d4cf 794 if (r <= 0)
d665c7b2 795 return r;
c170f3a4 796
e5ea5c3a
MG		 797 /* Open up and mount the image */
798 if (arg_image) {
799 assert(!arg_root);
800
801 r = mount_image_privately_interactively(
802 arg_image,
84be0c71 803 arg_image_policy,
e5ea5c3a
MG		 804 DISSECT_IMAGE_GENERIC_ROOT |
805 DISSECT_IMAGE_RELAX_VAR_CHECK |
f4a63ce2
LP		 806 DISSECT_IMAGE_READ_ONLY |
807 DISSECT_IMAGE_ALLOW_USERSPACE_VERITY,
a4b3e942 808 &mounted_dir,
a133d2c3 809 /* ret_dir_fd= */ NULL,
e330f97a 810 &loop_device);
e5ea5c3a
MG		 811 if (r < 0)
812 return r;
813
a4b3e942 814 arg_root = strdup(mounted_dir);
e5ea5c3a
MG		 815 if (!arg_root)
816 return log_oom();
817 }
818
d665c7b2 819 return dispatch_verb(argc, argv, verbs, NULL);
2265fbf7 820}
d665c7b2 821
fddad5f4 822DEFINE_MAIN_FUNCTION_WITH_POSITIVE_FAILURE(run);
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