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basic/pager: convert the pager options to a flags argument
[thirdparty/systemd.git] / src / portable / portablectl.c
CommitLineData
61d0578b
LP		 1/* SPDX-License-Identifier: LGPL-2.1+ */
2
3#include <errno.h>
4#include <getopt.h>
5
6#include "sd-bus.h"
7
8#include "alloc-util.h"
9#include "bus-error.h"
10#include "bus-util.h"
11#include "def.h"
12#include "dirent-util.h"
13#include "fd-util.h"
14#include "fileio.h"
15#include "format-table.h"
16#include "fs-util.h"
17#include "locale-util.h"
18#include "machine-image.h"
19#include "pager.h"
20#include "parse-util.h"
21#include "path-util.h"
22#include "spawn-polkit-agent.h"
23#include "string-util.h"
24#include "strv.h"
25#include "terminal-util.h"
26#include "verbs.h"
27
0221d68a 28static PagerFlags arg_pager_flags = 0;
61d0578b
LP		 29static bool arg_legend = true;
30static bool arg_ask_password = true;
31static bool arg_quiet = false;
32static const char *arg_profile = "default";
33static const char* arg_copy_mode = NULL;
34static bool arg_runtime = false;
35static bool arg_reload = true;
36static bool arg_cat = false;
37static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
38static char *arg_host = NULL;
39
40static int determine_image(const char *image, bool permit_non_existing, char **ret) {
41 int r;
42
43 /* If the specified name is a valid image name, we pass it as-is to portabled, which will search for it in the
44 * usual search directories. Otherwise we presume it's a path, and will normalize it on the client's side
45 * (among other things, to make the path independent of the client's working directory) before passing it
46 * over. */
47
48 if (image_name_is_valid(image)) {
49 char *c;
50
51 if (!arg_quiet && laccess(image, F_OK) >= 0)
52 log_warning("Ambiguous invocation: current working directory contains file matching non-path argument '%s', ignoring. "
53 "Prefix argument with './' to force reference to file in current working directory.", image);
54
55 c = strdup(image);
56 if (!c)
57 return log_oom();
58
59 *ret = c;
60 return 0;
61 }
62
63 if (arg_transport != BUS_TRANSPORT_LOCAL) {
64 log_error("Operations on images by path not supported when connecting to remote systems.");
65 return -EOPNOTSUPP;
66 }
67
68 r = chase_symlinks(image, NULL, CHASE_TRAIL_SLASH | (permit_non_existing ? CHASE_NONEXISTENT : 0), ret);
69 if (r < 0)
70 return log_error_errno(r, "Cannot normalize specified image path '%s': %m", image);
71
72 return 0;
73}
74
75static int extract_prefix(const char *path, char **ret) {
76 _cleanup_free_ char *name = NULL;
77 const char *bn, *underscore;
78 size_t m;
79
80 bn = basename(path);
81
82 underscore = strchr(bn, '_');
83 if (underscore)
84 m = underscore - bn;
85 else {
86 const char *e;
87
88 e = endswith(bn, ".raw");
89 if (!e)
90 e = strchr(bn, 0);
91
92 m = e - bn;
93 }
94
95 name = strndup(bn, m);
96 if (!name)
97 return -ENOMEM;
98
99 /* A slightly reduced version of what's permitted in unit names. With ':' and '\' are removed, as well as '_'
100 * which we use as delimiter for the second part of the image string, which we ignore for now. */
101 if (!in_charset(name, DIGITS LETTERS "-."))
102 return -EINVAL;
103
104 if (!filename_is_valid(name))
105 return -EINVAL;
106
810aa425 107 *ret = TAKE_PTR(name);
61d0578b
LP		 108
109 return 0;
110}
111
112static int determine_matches(const char *image, char **l, bool allow_any, char ***ret) {
66c9dfdd 113 _cleanup_strv_free_ char **k = NULL;
61d0578b
LP		 114 int r;
115
116 /* Determine the matches to apply. If the list is empty we derive the match from the image name. If the list
117 * contains exactly the "-" we return a wildcard list (which is the empty list), but only if this is expressly
118 * permitted. */
119
120 if (strv_isempty(l)) {
121 char *prefix;
122
123 r = extract_prefix(image, &prefix);
124 if (r < 0)
125 return log_error_errno(r, "Failed to extract prefix of image name '%s': %m", image);
126
127 if (!arg_quiet)
128 log_info("(Matching unit files with prefix '%s'.)", prefix);
129
61d0578b
LP		 130 r = strv_consume(&k, prefix);
131 if (r < 0)
132 return log_oom();
133
134 } else if (strv_equal(l, STRV_MAKE("-"))) {
135
136 if (!allow_any) {
137 log_error("Refusing all unit file match.");
138 return -EINVAL;
139 }
140
141 if (!arg_quiet)
142 log_info("(Matching all unit files.)");
61d0578b 143 } else {
61d0578b
LP		 144
145 k = strv_copy(l);
146 if (!k)
147 return log_oom();
148
21cffed7
LP		 149 if (!arg_quiet) {
150 _cleanup_free_ char *joined = NULL;
151
152 joined = strv_join(k, "', '");
153 if (!joined)
154 return log_oom();
61d0578b 155
61d0578b 156 log_info("(Matching unit files with prefixes '%s'.)", joined);
21cffed7 157 }
61d0578b
LP		 158 }
159
66c9dfdd 160 *ret = TAKE_PTR(k);
61d0578b
LP		 161
162 return 0;
163}
164
165static int acquire_bus(sd_bus **bus) {
166 int r;
167
168 assert(bus);
169
170 if (*bus)
171 return 0;
172
173 r = bus_connect_transport(arg_transport, arg_host, false, bus);
174 if (r < 0)
175 return log_error_errno(r, "Failed to connect to bus: %m");
176
177 (void) sd_bus_set_allow_interactive_authorization(*bus, arg_ask_password);
178
179 return 0;
180}
181
182static int maybe_reload(sd_bus **bus) {
183 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
184 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
185 int r;
186
187 if (!arg_reload)
188 return 0;
189
190 r = acquire_bus(bus);
191 if (r < 0)
192 return r;
193
194 r = sd_bus_message_new_method_call(
195 *bus,
196 &m,
197 "org.freedesktop.systemd1",
198 "/org/freedesktop/systemd1",
199 "org.freedesktop.systemd1.Manager",
200 "Reload");
201 if (r < 0)
202 return bus_log_create_error(r);
203
204 /* Reloading the daemon may take long, hence set a longer timeout here */
205 r = sd_bus_call(*bus, m, DEFAULT_TIMEOUT_USEC * 2, &error, NULL);
206 if (r < 0)
207 return log_error_errno(r, "Failed to reload daemon: %s", bus_error_message(&error, r));
208
209 return 0;
210}
211
212static int inspect_image(int argc, char *argv[], void *userdata) {
213 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
214 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
215 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
216 _cleanup_strv_free_ char **matches = NULL;
217 _cleanup_free_ char *image = NULL;
218 bool nl = false, header = false;
219 const void *data;
220 const char *path;
221 size_t sz;
222 int r;
223
224 r = determine_image(argv[1], false, &image);
225 if (r < 0)
226 return r;
227
228 r = determine_matches(argv[1], argv + 2, true, &matches);
229 if (r < 0)
230 return r;
231
232 r = acquire_bus(&bus);
233 if (r < 0)
234 return r;
235
236 r = sd_bus_message_new_method_call(
237 bus,
238 &m,
239 "org.freedesktop.portable1",
240 "/org/freedesktop/portable1",
241 "org.freedesktop.portable1.Manager",
242 "GetImageMetadata");
243 if (r < 0)
244 return bus_log_create_error(r);
245
246 r = sd_bus_message_append(m, "s", image);
247 if (r < 0)
248 return bus_log_create_error(r);
249
250 r = sd_bus_message_append_strv(m, matches);
251 if (r < 0)
252 return bus_log_create_error(r);
253
254 r = sd_bus_call(bus, m, 0, &error, &reply);
255 if (r < 0)
256 return log_error_errno(r, "Failed to inspect image metadata: %s", bus_error_message(&error, r));
257
258 r = sd_bus_message_read(reply, "s", &path);
259 if (r < 0)
260 return bus_log_parse_error(r);
261
262 r = sd_bus_message_read_array(reply, 'y', &data, &sz);
263 if (r < 0)
264 return bus_log_parse_error(r);
265
0221d68a 266 (void) pager_open(arg_pager_flags);
61d0578b
LP		 267
268 if (arg_cat) {
269 printf("%s-- OS Release: --%s\n", ansi_highlight(), ansi_normal());
270 fwrite(data, sz, 1, stdout);
271 fflush(stdout);
272 nl = true;
273 } else {
8d93d7d8 274 _cleanup_free_ char *pretty_portable = NULL, *pretty_os = NULL;
61d0578b
LP		 275
276 _cleanup_fclose_ FILE *f;
277
278 f = fmemopen((void*) data, sz, "re");
279 if (!f)
280 return log_error_errno(errno, "Failed to open /etc/os-release buffer: %m");
281
282 r = parse_env_file(f, "/etc/os-release", NEWLINE,
283 "PORTABLE_PRETTY_NAME", &pretty_portable,
284 "PRETTY_NAME", &pretty_os,
285 NULL);
286 if (r < 0)
287 return log_error_errno(r, "Failed to parse /etc/os-release: %m");
288
289 printf("Image:\n\t%s\n"
290 "Portable Service:\n\t%s\n"
291 "Operating System:\n\t%s\n",
292 path,
293 strna(pretty_portable),
294 strna(pretty_os));
295 }
296
297 r = sd_bus_message_enter_container(reply, 'a', "{say}");
298 if (r < 0)
299 return bus_log_parse_error(r);
300
301 for (;;) {
302 const char *name;
303
304 r = sd_bus_message_enter_container(reply, 'e', "say");
305 if (r < 0)
306 return bus_log_parse_error(r);
307 if (r == 0)
308 break;
309
310 r = sd_bus_message_read(reply, "s", &name);
311 if (r < 0)
312 return bus_log_parse_error(r);
313
314 r = sd_bus_message_read_array(reply, 'y', &data, &sz);
315 if (r < 0)
316 return bus_log_parse_error(r);
317
318 if (arg_cat) {
319 if (nl)
320 fputc('\n', stdout);
321
322 printf("%s-- Unit file: %s --%s\n", ansi_highlight(), name, ansi_normal());
323 fwrite(data, sz, 1, stdout);
324 fflush(stdout);
325 nl = true;
326 } else {
327 if (!header) {
328 fputs("Unit files:\n", stdout);
329 header = true;
330 }
331
332 fputc('\t', stdout);
333 fputs(name, stdout);
334 fputc('\n', stdout);
335 }
336
337 r = sd_bus_message_exit_container(reply);
338 if (r < 0)
339 return bus_log_parse_error(r);
340 }
341
342 r = sd_bus_message_exit_container(reply);
343 if (r < 0)
344 return bus_log_parse_error(r);
345
346 return 0;
347}
348
349static int print_changes(sd_bus_message *m) {
350 int r;
351
352 if (arg_quiet)
353 return 0;
354
355 r = sd_bus_message_enter_container(m, 'a', "(sss)");
356 if (r < 0)
357 return bus_log_parse_error(r);
358
359 for (;;) {
360 const char *type, *path, *source;
361
362 r = sd_bus_message_read(m, "(sss)", &type, &path, &source);
363 if (r < 0)
364 return bus_log_parse_error(r);
365 if (r == 0)
366 break;
367
368 if (streq(type, "symlink"))
369 log_info("Created symlink %s %s %s.", path, special_glyph(ARROW), source);
370 else if (streq(type, "copy")) {
371 if (isempty(source))
372 log_info("Copied %s.", path);
373 else
374 log_info("Copied %s %s %s.", source, special_glyph(ARROW), path);
375 } else if (streq(type, "unlink"))
376 log_info("Removed %s.", path);
377 else if (streq(type, "write"))
378 log_info("Written %s.", path);
379 else if (streq(type, "mkdir"))
380 log_info("Created directory %s.", path);
381 else
382 log_error("Unexpected change: %s/%s/%s", type, path, source);
383 }
384
385 r = sd_bus_message_exit_container(m);
386 if (r < 0)
387 return r;
388
389 return 0;
390}
391
392static int attach_image(int argc, char *argv[], void *userdata) {
393 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
394 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
395 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
396 _cleanup_strv_free_ char **matches = NULL;
397 _cleanup_free_ char *image = NULL;
398 int r;
399
400 r = determine_image(argv[1], false, &image);
401 if (r < 0)
402 return r;
403
404 r = determine_matches(argv[1], argv + 2, false, &matches);
405 if (r < 0)
406 return r;
407
408 r = acquire_bus(&bus);
409 if (r < 0)
410 return r;
411
412 (void) polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
413
414 r = sd_bus_message_new_method_call(
415 bus,
416 &m,
417 "org.freedesktop.portable1",
418 "/org/freedesktop/portable1",
419 "org.freedesktop.portable1.Manager",
420 "AttachImage");
421 if (r < 0)
422 return bus_log_create_error(r);
423
424 r = sd_bus_message_append(m, "s", image);
425 if (r < 0)
426 return bus_log_create_error(r);
427
428 r = sd_bus_message_append_strv(m, matches);
429 if (r < 0)
430 return bus_log_create_error(r);
431
432 r = sd_bus_message_append(m, "sbs", arg_profile, arg_runtime, arg_copy_mode);
433 if (r < 0)
434 return bus_log_create_error(r);
435
436 r = sd_bus_call(bus, m, 0, &error, &reply);
437 if (r < 0)
438 return log_error_errno(r, "Failed to attach image: %s", bus_error_message(&error, r));
439
440 (void) maybe_reload(&bus);
441
442 print_changes(reply);
443 return 0;
444}
445
446static int detach_image(int argc, char *argv[], void *userdata) {
447 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
448 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
449 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
450 _cleanup_free_ char *image = NULL;
451 int r;
452
453 r = determine_image(argv[1], true, &image);
454 if (r < 0)
455 return r;
456
457 r = acquire_bus(&bus);
458 if (r < 0)
459 return r;
460
461 (void) polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
462
463 r = sd_bus_call_method(
464 bus,
465 "org.freedesktop.portable1",
466 "/org/freedesktop/portable1",
467 "org.freedesktop.portable1.Manager",
468 "DetachImage",
469 &error,
470 &reply,
471 "sb", image, arg_runtime);
472 if (r < 0)
473 return log_error_errno(r, "Failed to detach image: %s", bus_error_message(&error, r));
474
475 (void) maybe_reload(&bus);
476
477 print_changes(reply);
478 return 0;
479}
480
481static int list_images(int argc, char *argv[], void *userdata) {
482 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
483 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
484 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
485 _cleanup_(table_unrefp) Table *table = NULL;
486 int r;
487
488 r = acquire_bus(&bus);
489 if (r < 0)
490 return r;
491
492 r = sd_bus_call_method(
493 bus,
494 "org.freedesktop.portable1",
495 "/org/freedesktop/portable1",
496 "org.freedesktop.portable1.Manager",
497 "ListImages",
498 &error,
499 &reply,
500 NULL);
501 if (r < 0)
502 return log_error_errno(r, "Failed to list images: %s", bus_error_message(&error, r));
503
504 table = table_new("NAME", "TYPE", "RO", "CRTIME", "MTIME", "USAGE", "STATE");
505 if (!table)
506 return log_oom();
507
508 r = sd_bus_message_enter_container(reply, 'a', "(ssbtttso)");
509 if (r < 0)
510 return bus_log_parse_error(r);
511
512 for (;;) {
31d99bd1 513 const char *name, *type, *state;
61d0578b
LP		 514 uint64_t crtime, mtime, usage;
515 TableCell *cell;
516 bool ro_bool;
517 int ro_int;
518
31d99bd1 519 r = sd_bus_message_read(reply, "(ssbtttso)", &name, &type, &ro_int, &crtime, &mtime, &usage, &state, NULL);
61d0578b
LP		 520 if (r < 0)
521 return bus_log_parse_error(r);
522 if (r == 0)
523 break;
524
525 r = table_add_many(table,
526 TABLE_STRING, name,
527 TABLE_STRING, type);
528 if (r < 0)
529 return log_error_errno(r, "Failed to add row to table: %m");
530
531 ro_bool = ro_int;
532 r = table_add_cell(table, &cell, TABLE_BOOLEAN, &ro_bool);
533 if (r < 0)
534 return log_error_errno(r, "Failed to add row to table: %m");
535
536 if (ro_bool) {
537 r = table_set_color(table, cell, ansi_highlight_red());
538 if (r < 0)
539 return log_error_errno(r, "Failed to set table cell color: %m");
540 }
541
542 r = table_add_many(table,
543 TABLE_TIMESTAMP, crtime,
544 TABLE_TIMESTAMP, mtime,
545 TABLE_SIZE, usage);
546 if (r < 0)
547 return log_error_errno(r, "Failed to add row to table: %m");
548
549 r = table_add_cell(table, &cell, TABLE_STRING, state);
550 if (r < 0)
551 return log_error_errno(r, "Failed to add row to table: %m");
552
553 if (!streq(state, "detached")) {
554 r = table_set_color(table, cell, ansi_highlight_green());
555 if (r < 0)
556 return log_error_errno(r, "Failed to set table cell color: %m");
557 }
558 }
559
560 r = sd_bus_message_exit_container(reply);
561 if (r < 0)
562 return bus_log_parse_error(r);
563
564 if (table_get_rows(table) > 1) {
565 r = table_set_sort(table, (size_t) 0, (size_t) -1);
566 if (r < 0)
567 return log_error_errno(r, "Failed to sort table: %m");
568
569 table_set_header(table, arg_legend);
570
571 r = table_print(table, NULL);
572 if (r < 0)
573 return log_error_errno(r, "Failed to show table: %m");
574 }
575
576 if (arg_legend) {
577 if (table_get_rows(table) > 1)
578 printf("\n%zu images listed.\n", table_get_rows(table) - 1);
579 else
580 printf("No images.\n");
581 }
582
583 return 0;
584}
585
586static int remove_image(int argc, char *argv[], void *userdata) {
587 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
588 int r, i;
589
590 r = acquire_bus(&bus);
591 if (r < 0)
592 return r;
593
594 (void) polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
595
596 for (i = 1; i < argc; i++) {
597 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
598 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
599
600 r = sd_bus_message_new_method_call(
601 bus,
602 &m,
603 "org.freedesktop.portable1",
604 "/org/freedesktop/portable1",
605 "org.freedesktop.portable1.Manager",
606 "RemoveImage");
607 if (r < 0)
608 return bus_log_create_error(r);
609
610 r = sd_bus_message_append(m, "s", argv[i]);
611 if (r < 0)
612 return bus_log_create_error(r);
613
614 /* This is a slow operation, hence turn off any method call timeouts */
615 r = sd_bus_call(bus, m, USEC_INFINITY, &error, NULL);
616 if (r < 0)
617 return log_error_errno(r, "Could not remove image: %s", bus_error_message(&error, r));
618 }
619
620 return 0;
621}
622
623static int read_only_image(int argc, char *argv[], void *userdata) {
624 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
625 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
626 int b = true, r;
627
628 if (argc > 2) {
629 b = parse_boolean(argv[2]);
630 if (b < 0)
631 return log_error_errno(b, "Failed to parse boolean argument: %s", argv[2]);
632 }
633
634 r = acquire_bus(&bus);
635 if (r < 0)
636 return r;
637
638 (void) polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
639
640 r = sd_bus_call_method(
641 bus,
642 "org.freedesktop.portable1",
643 "/org/freedesktop/portable1",
644 "org.freedesktop.portable1.Manager",
645 "MarkImageReadOnly",
646 &error,
647 NULL,
648 "sb", argv[1], b);
649 if (r < 0)
650 return log_error_errno(r, "Could not mark image read-only: %s", bus_error_message(&error, r));
651
652 return 0;
653}
654
655static int set_limit(int argc, char *argv[], void *userdata) {
656 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
657 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
658 uint64_t limit;
659 int r;
660
661 r = acquire_bus(&bus);
662 if (r < 0)
663 return r;
664
665 (void) polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
666
667 if (STR_IN_SET(argv[argc-1], "-", "none", "infinity"))
668 limit = (uint64_t) -1;
669 else {
670 r = parse_size(argv[argc-1], 1024, &limit);
671 if (r < 0)
672 return log_error_errno(r, "Failed to parse size: %s", argv[argc-1]);
673 }
674
675 if (argc > 2)
676 /* With two arguments changes the quota limit of the specified image */
677 r = sd_bus_call_method(
678 bus,
679 "org.freedesktop.portable1",
680 "/org/freedesktop/portable1",
681 "org.freedesktop.portable1.Manager",
682 "SetImageLimit",
683 &error,
684 NULL,
685 "st", argv[1], limit);
686 else
687 /* With one argument changes the pool quota limit */
688 r = sd_bus_call_method(
689 bus,
690 "org.freedesktop.portable1",
691 "/org/freedesktop/portable1",
692 "org.freedesktop.portable1.Manager",
693 "SetPoolLimit",
694 &error,
695 NULL,
696 "t", limit);
697
698 if (r < 0)
699 return log_error_errno(r, "Could not set limit: %s", bus_error_message(&error, r));
700
701 return 0;
702}
703
704static int is_image_attached(int argc, char *argv[], void *userdata) {
705 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
706 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
707 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
708 _cleanup_free_ char *image = NULL;
709 const char *state;
710 int r;
711
712 r = determine_image(argv[1], true, &image);
713 if (r < 0)
714 return r;
715
716 r = acquire_bus(&bus);
717 if (r < 0)
718 return r;
719
720 r = sd_bus_call_method(
721 bus,
722 "org.freedesktop.portable1",
723 "/org/freedesktop/portable1",
724 "org.freedesktop.portable1.Manager",
725 "GetImageState",
726 &error,
727 &reply,
728 "s", image);
729 if (r < 0)
730 return log_error_errno(r, "Failed to get image state: %s", bus_error_message(&error, r));
731
732 r = sd_bus_message_read(reply, "s", &state);
733 if (r < 0)
734 return r;
735
736 if (!arg_quiet)
737 puts(state);
738
739 return streq(state, "detached");
740}
741
742static int dump_profiles(void) {
743 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
744 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
745 _cleanup_strv_free_ char **l = NULL;
61d0578b
LP		 746 char **i;
747 int r;
748
749 r = acquire_bus(&bus);
750 if (r < 0)
751 return r;
752
753 r = sd_bus_get_property_strv(
754 bus,
755 "org.freedesktop.portable1",
756 "/org/freedesktop/portable1",
757 "org.freedesktop.portable1.Manager",
758 "Profiles",
759 &error,
760 &l);
761 if (r < 0)
762 return log_error_errno(r, "Failed to acquire list of profiles: %s", bus_error_message(&error, r));
763
764 if (arg_legend)
765 log_info("Available unit profiles:");
766
767 STRV_FOREACH(i, l) {
768 fputs(*i, stdout);
769 fputc('\n', stdout);
770 }
771
772 return 0;
773}
774
775static int help(int argc, char *argv[], void *userdata) {
37ec0fdd
LP		 776 _cleanup_free_ char *link = NULL;
777 int r;
61d0578b 778
0221d68a 779 (void) pager_open(arg_pager_flags);
61d0578b 780
37ec0fdd
LP		 781 r = terminal_urlify_man("portablectl", "1", &link);
782 if (r < 0)
783 return log_oom();
784
61d0578b
LP		 785 printf("%s [OPTIONS...] {COMMAND} ...\n\n"
786 "Attach or detach portable services from the local system.\n\n"
787 " -h --help Show this help\n"
788 " --version Show package version\n"
789 " --no-pager Do not pipe output into a pager\n"
790 " --no-legend Do not show the headers and footers\n"
791 " --no-ask-password Do not ask for system passwords\n"
792 " -H --host=[USER@]HOST Operate on remote host\n"
793 " -M --machine=CONTAINER Operate on local container\n"
794 " -q --quiet Suppress informational messages\n"
795 " -p --profile=PROFILE Pick security profile for portable service\n"
796 " --copy=copy|auto|symlink Prefer copying or symlinks if possible\n"
797 " --runtime Attach portable service until next reboot only\n"
798 " --no-reload Don't reload the system and service manager\n"
799 " --cat When inspecting include unit and os-release file\n"
800 " contents\n\n"
801 "Commands:\n"
802 " list List available portable service images\n"
803 " attach NAME|PATH [PREFIX...]\n"
804 " Attach the specified portable service image\n"
805 " detach NAME|PATH Detach the specified portable service image\n"
806 " inspect NAME|PATH [PREFIX...]\n"
807 " Show details of specified portable service image\n"
808 " is-attached NAME|PATH Query if portable service image is attached\n"
809 " read-only NAME|PATH [BOOL] Mark or unmark portable service image read-only\n"
810 " remove NAME|PATH... Remove a portable service image\n"
811 " set-limit [NAME|PATH] Set image or pool size limit (disk quota)\n"
37ec0fdd
LP		 812 "\nSee the %s for details.\n"
813 , program_invocation_short_name
814 , link
815 );
61d0578b
LP		 816
817 return 0;
818}
819
820static int parse_argv(int argc, char *argv[]) {
821
822 enum {
823 ARG_VERSION = 0x100,
824 ARG_NO_PAGER,
825 ARG_NO_LEGEND,
826 ARG_NO_ASK_PASSWORD,
827 ARG_COPY,
828 ARG_RUNTIME,
829 ARG_NO_RELOAD,
830 ARG_CAT,
831 };
832
833 static const struct option options[] = {
834 { "help", no_argument, NULL, 'h' },
835 { "version", no_argument, NULL, ARG_VERSION },
836 { "no-pager", no_argument, NULL, ARG_NO_PAGER },
837 { "no-legend", no_argument, NULL, ARG_NO_LEGEND },
838 { "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },
839 { "host", required_argument, NULL, 'H' },
840 { "machine", required_argument, NULL, 'M' },
841 { "quiet", no_argument, NULL, 'q' },
842 { "profile", required_argument, NULL, 'p' },
843 { "copy", required_argument, NULL, ARG_COPY },
844 { "runtime", no_argument, NULL, ARG_RUNTIME },
845 { "no-reload", no_argument, NULL, ARG_NO_RELOAD },
846 { "cat", no_argument, NULL, ARG_CAT },
847 {}
848 };
849
850 assert(argc >= 0);
851 assert(argv);
852
853 for (;;) {
854 int c;
855
856 c = getopt_long(argc, argv, "hH:M:qp:", options, NULL);
857 if (c < 0)
858 break;
859
860 switch (c) {
861
862 case 'h':
37ec0fdd 863 return help(0, NULL, NULL);
61d0578b
LP		 864
865 case ARG_VERSION:
866 return version();
867
868 case ARG_NO_PAGER:
0221d68a 869 arg_pager_flags |= PAGER_DISABLE;
61d0578b
LP		 870 break;
871
872 case ARG_NO_LEGEND:
873 arg_legend = false;
874 break;
875
876 case ARG_NO_ASK_PASSWORD:
877 arg_ask_password = false;
878 break;
879
880 case 'H':
881 arg_transport = BUS_TRANSPORT_REMOTE;
882 arg_host = optarg;
883 break;
884
885 case 'M':
886 arg_transport = BUS_TRANSPORT_MACHINE;
887 arg_host = optarg;
888 break;
889
890 case 'q':
891 arg_quiet = true;
892 break;
893
894 case 'p':
b3c66c44
LP		 895 if (streq(optarg, "help"))
896 return dump_profiles();
897
61d0578b
LP		 898 if (!filename_is_valid(optarg)) {
899 log_error("Unit profile name not valid: %s", optarg);
900 return -EINVAL;
901 }
902
61d0578b
LP		 903 arg_profile = optarg;
904 break;
905
906 case ARG_COPY:
907 if (streq(optarg, "auto"))
908 arg_copy_mode = NULL;
909 else if (STR_IN_SET(optarg, "copy", "symlink"))
910 arg_copy_mode = optarg;
f524522b
LP		 911 else if (streq(optarg, "help")) {
912 puts("auto\n"
913 "copy\n"
914 "symlink");
915 return 0;
916 } else {
61d0578b
LP		 917 log_error("Failed to parse --copy= argument: %s", optarg);
918 return -EINVAL;
919 }
920
921 break;
922
923 case ARG_RUNTIME:
924 arg_runtime = true;
925 break;
926
927 case ARG_NO_RELOAD:
928 arg_reload = false;
929 break;
930
931 case ARG_CAT:
932 arg_cat = true;
933 break;
934
935 case '?':
936 return -EINVAL;
937
938 default:
939 assert_not_reached("Unhandled option");
940 }
941 }
942
943 return 1;
944}
945
946int main(int argc, char *argv[]) {
947
948 static const Verb verbs[] = {
949 { "help", VERB_ANY, VERB_ANY, 0, help },
950 { "list", VERB_ANY, 1, VERB_DEFAULT, list_images },
951 { "attach", 2, VERB_ANY, 0, attach_image },
952 { "detach", 2, 2, 0, detach_image },
953 { "inspect", 2, VERB_ANY, 0, inspect_image },
954 { "is-attached", 2, 2, 0, is_image_attached },
955 { "read-only", 2, 3, 0, read_only_image },
956 { "remove", 2, VERB_ANY, 0, remove_image },
957 { "set-limit", 3, 3, 0, set_limit },
958 {}
959 };
960
961 int r;
962
963 log_parse_environment();
964 log_open();
965
966 r = parse_argv(argc, argv);
967 if (r <= 0)
968 goto finish;
969
970 r = dispatch_verb(argc, argv, verbs, NULL);
971
972finish:
973 pager_close();
974
975 return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
976}
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