]> git.ipfire.org Git - thirdparty/systemd.git/blob - src/machine/machinectl.c
projects / thirdparty / systemd.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
Merge pull request #21225 from medhefgo/boot-cleanup
[thirdparty/systemd.git] / src / machine / machinectl.c
1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
2
3 #include <arpa/inet.h>
4 #include <errno.h>
5 #include <fcntl.h>
6 #include <getopt.h>
7 #include <math.h>
8 #include <net/if.h>
9 #include <netinet/in.h>
10 #include <sys/mount.h>
11 #include <sys/socket.h>
12 #include <unistd.h>
13
14 #include "sd-bus.h"
15
16 #include "alloc-util.h"
17 #include "bus-common-errors.h"
18 #include "bus-error.h"
19 #include "bus-locator.h"
20 #include "bus-map-properties.h"
21 #include "bus-print-properties.h"
22 #include "bus-unit-procs.h"
23 #include "bus-unit-util.h"
24 #include "bus-wait-for-jobs.h"
25 #include "cgroup-show.h"
26 #include "cgroup-util.h"
27 #include "copy.h"
28 #include "def.h"
29 #include "env-util.h"
30 #include "fd-util.h"
31 #include "format-table.h"
32 #include "hostname-util.h"
33 #include "import-util.h"
34 #include "locale-util.h"
35 #include "log.h"
36 #include "logs-show.h"
37 #include "macro.h"
38 #include "main-func.h"
39 #include "mkdir.h"
40 #include "nulstr-util.h"
41 #include "pager.h"
42 #include "parse-argument.h"
43 #include "parse-util.h"
44 #include "path-util.h"
45 #include "pretty-print.h"
46 #include "process-util.h"
47 #include "ptyfwd.h"
48 #include "rlimit-util.h"
49 #include "sigbus.h"
50 #include "signal-util.h"
51 #include "sort-util.h"
52 #include "spawn-ask-password-agent.h"
53 #include "spawn-polkit-agent.h"
54 #include "stdio-util.h"
55 #include "string-table.h"
56 #include "strv.h"
57 #include "terminal-util.h"
58 #include "unit-name.h"
59 #include "verbs.h"
60 #include "web-util.h"
61
62 #define ALL_ADDRESSES -1
63
64 static char **arg_property = NULL;
65 static bool arg_all = false;
66 static BusPrintPropertyFlags arg_print_flags = 0;
67 static bool arg_full = false;
68 static PagerFlags arg_pager_flags = 0;
69 static bool arg_legend = true;
70 static const char *arg_kill_who = NULL;
71 static int arg_signal = SIGTERM;
72 static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
73 static const char *arg_host = NULL;
74 static bool arg_read_only = false;
75 static bool arg_mkdir = false;
76 static bool arg_quiet = false;
77 static bool arg_ask_password = true;
78 static unsigned arg_lines = 10;
79 static OutputMode arg_output = OUTPUT_SHORT;
80 static bool arg_force = false;
81 static ImportVerify arg_verify = IMPORT_VERIFY_SIGNATURE;
82 static const char* arg_format = NULL;
83 static const char *arg_uid = NULL;
84 static char **arg_setenv = NULL;
85 static int arg_max_addresses = 1;
86
87 STATIC_DESTRUCTOR_REGISTER(arg_property, strv_freep);
88 STATIC_DESTRUCTOR_REGISTER(arg_setenv, strv_freep);
89
90 static OutputFlags get_output_flags(void) {
91 return
92 FLAGS_SET(arg_print_flags, BUS_PRINT_PROPERTY_SHOW_EMPTY) * OUTPUT_SHOW_ALL |
93 (arg_full || !on_tty() || pager_have()) * OUTPUT_FULL_WIDTH |
94 colors_enabled() * OUTPUT_COLOR |
95 !arg_quiet * OUTPUT_WARN_CUTOFF;
96 }
97
98 static int call_get_os_release(sd_bus *bus, const char *method, const char *name, const char *query, ...) {
99 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
100 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
101 const char *k, *v, *iter, **query_res = NULL;
102 size_t count = 0, awaited_args = 0;
103 va_list ap;
104 int r;
105
106 assert(bus);
107 assert(name);
108 assert(query);
109
110 NULSTR_FOREACH(iter, query)
111 awaited_args++;
112 query_res = newa0(const char *, awaited_args);
113
114 r = bus_call_method(bus, bus_machine_mgr, method, &error, &reply, "s", name);
115 if (r < 0)
116 return log_debug_errno(r, "Failed to call '%s()': %s", method, bus_error_message(&error, r));
117
118 r = sd_bus_message_enter_container(reply, 'a', "{ss}");
119 if (r < 0)
120 return bus_log_parse_error(r);
121
122 while ((r = sd_bus_message_read(reply, "{ss}", &k, &v)) > 0) {
123 count = 0;
124 NULSTR_FOREACH(iter, query) {
125 if (streq(k, iter)) {
126 query_res[count] = v;
127 break;
128 }
129 count++;
130 }
131 }
132 if (r < 0)
133 return bus_log_parse_error(r);
134
135 r = sd_bus_message_exit_container(reply);
136 if (r < 0)
137 return bus_log_parse_error(r);
138
139 va_start(ap, query);
140 for (count = 0; count < awaited_args; count++) {
141 char *val, **out;
142
143 out = va_arg(ap, char **);
144 assert(out);
145 if (query_res[count]) {
146 val = strdup(query_res[count]);
147 if (!val) {
148 va_end(ap);
149 return -ENOMEM;
150 }
151 *out = val;
152 }
153 }
154 va_end(ap);
155
156 return 0;
157 }
158
159 static int call_get_addresses(
160 sd_bus *bus,
161 const char *name,
162 int ifi,
163 const char *prefix,
164 const char *prefix2,
165 char **ret) {
166
167 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
168 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
169 _cleanup_free_ char *addresses = NULL;
170 unsigned n = 0;
171 int r;
172
173 assert(bus);
174 assert(name);
175 assert(prefix);
176 assert(prefix2);
177
178 r = bus_call_method(bus, bus_machine_mgr, "GetMachineAddresses", NULL, &reply, "s", name);
179 if (r < 0)
180 return log_debug_errno(r, "Could not get addresses: %s", bus_error_message(&error, r));
181
182 addresses = strdup(prefix);
183 if (!addresses)
184 return log_oom();
185 prefix = "";
186
187 r = sd_bus_message_enter_container(reply, 'a', "(iay)");
188 if (r < 0)
189 return bus_log_parse_error(r);
190
191 while ((r = sd_bus_message_enter_container(reply, 'r', "iay")) > 0) {
192 int family;
193 const void *a;
194 size_t sz;
195 char buf_ifi[DECIMAL_STR_MAX(int) + 2], buffer[MAX(INET6_ADDRSTRLEN, INET_ADDRSTRLEN)];
196
197 r = sd_bus_message_read(reply, "i", &family);
198 if (r < 0)
199 return bus_log_parse_error(r);
200
201 r = sd_bus_message_read_array(reply, 'y', &a, &sz);
202 if (r < 0)
203 return bus_log_parse_error(r);
204
205 if (family == AF_INET6 && ifi > 0)
206 xsprintf(buf_ifi, "%%%i", ifi);
207 else
208 strcpy(buf_ifi, "");
209
210 if (!strextend(&addresses,
211 prefix,
212 inet_ntop(family, a, buffer, sizeof(buffer)),
213 buf_ifi))
214 return log_oom();
215
216 r = sd_bus_message_exit_container(reply);
217 if (r < 0)
218 return bus_log_parse_error(r);
219
220 prefix = prefix2;
221
222 n++;
223 }
224 if (r < 0)
225 return bus_log_parse_error(r);
226
227 r = sd_bus_message_exit_container(reply);
228 if (r < 0)
229 return bus_log_parse_error(r);
230
231 *ret = TAKE_PTR(addresses);
232 return (int) n;
233 }
234
235 static int show_table(Table *table, const char *word) {
236 int r;
237
238 assert(table);
239 assert(word);
240
241 if (table_get_rows(table) > 1 || OUTPUT_MODE_IS_JSON(arg_output)) {
242 r = table_set_sort(table, (size_t) 0);
243 if (r < 0)
244 return table_log_sort_error(r);
245
246 table_set_header(table, arg_legend);
247
248 if (OUTPUT_MODE_IS_JSON(arg_output))
249 r = table_print_json(table, NULL, output_mode_to_json_format_flags(arg_output) | JSON_FORMAT_COLOR_AUTO);
250 else
251 r = table_print(table, NULL);
252 if (r < 0)
253 return table_log_print_error(r);
254 }
255
256 if (arg_legend) {
257 if (table_get_rows(table) > 1)
258 printf("\n%zu %s listed.\n", table_get_rows(table) - 1, word);
259 else
260 printf("No %s.\n", word);
261 }
262
263 return 0;
264 }
265
266 static int list_machines(int argc, char *argv[], void *userdata) {
267
268 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
269 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
270 _cleanup_(table_unrefp) Table *table = NULL;
271 sd_bus *bus = userdata;
272 int r;
273
274 assert(bus);
275
276 (void) pager_open(arg_pager_flags);
277
278 r = bus_call_method(bus, bus_machine_mgr, "ListMachines", &error, &reply, NULL);
279 if (r < 0)
280 return log_error_errno(r, "Could not get machines: %s", bus_error_message(&error, r));
281
282 table = table_new("machine", "class", "service", "os", "version", "addresses");
283 if (!table)
284 return log_oom();
285
286 table_set_empty_string(table, "-");
287 if (!arg_full && arg_max_addresses != ALL_ADDRESSES)
288 table_set_cell_height_max(table, arg_max_addresses);
289
290 if (arg_full)
291 table_set_width(table, 0);
292
293 r = sd_bus_message_enter_container(reply, 'a', "(ssso)");
294 if (r < 0)
295 return bus_log_parse_error(r);
296
297 for (;;) {
298 _cleanup_free_ char *os = NULL, *version_id = NULL, *addresses = NULL;
299 const char *name, *class, *service;
300
301 r = sd_bus_message_read(reply, "(ssso)", &name, &class, &service, NULL);
302 if (r < 0)
303 return bus_log_parse_error(r);
304 if (r == 0)
305 break;
306
307 if (name[0] == '.' && !arg_all)
308 continue;
309
310 (void) call_get_os_release(
311 bus,
312 "GetMachineOSRelease",
313 name,
314 "ID\0"
315 "VERSION_ID\0",
316 &os,
317 &version_id);
318
319 (void) call_get_addresses(
320 bus,
321 name,
322 0,
323 "",
324 "\n",
325 &addresses);
326
327 r = table_add_many(table,
328 TABLE_STRING, empty_to_null(name),
329 TABLE_STRING, empty_to_null(class),
330 TABLE_STRING, empty_to_null(service),
331 TABLE_STRING, empty_to_null(os),
332 TABLE_STRING, empty_to_null(version_id),
333 TABLE_STRING, empty_to_null(addresses));
334 if (r < 0)
335 return table_log_add_error(r);
336 }
337
338 r = sd_bus_message_exit_container(reply);
339 if (r < 0)
340 return bus_log_parse_error(r);
341
342 return show_table(table, "machines");
343 }
344
345 static int list_images(int argc, char *argv[], void *userdata) {
346
347 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
348 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
349 _cleanup_(table_unrefp) Table *table = NULL;
350 sd_bus *bus = userdata;
351 int r;
352
353 assert(bus);
354
355 (void) pager_open(arg_pager_flags);
356
357 r = bus_call_method(bus, bus_machine_mgr, "ListImages", &error, &reply, NULL);
358 if (r < 0)
359 return log_error_errno(r, "Could not get images: %s", bus_error_message(&error, r));
360
361 table = table_new("name", "type", "ro", "usage", "created", "modified");
362 if (!table)
363 return log_oom();
364
365 if (arg_full)
366 table_set_width(table, 0);
367
368 (void) table_set_align_percent(table, TABLE_HEADER_CELL(3), 100);
369
370 r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssbttto)");
371 if (r < 0)
372 return bus_log_parse_error(r);
373
374 for (;;) {
375 uint64_t crtime, mtime, size;
376 const char *name, *type;
377 int ro_int;
378
379 r = sd_bus_message_read(reply, "(ssbttto)", &name, &type, &ro_int, &crtime, &mtime, &size, NULL);
380 if (r < 0)
381 return bus_log_parse_error(r);
382 if (r == 0)
383 break;
384
385 if (name[0] == '.' && !arg_all)
386 continue;
387
388 r = table_add_many(table,
389 TABLE_STRING, name,
390 TABLE_STRING, type,
391 TABLE_BOOLEAN, ro_int,
392 TABLE_SET_COLOR, ro_int ? ansi_highlight_red() : NULL,
393 TABLE_SIZE, size,
394 TABLE_TIMESTAMP, crtime,
395 TABLE_TIMESTAMP, mtime);
396 if (r < 0)
397 return table_log_add_error(r);
398 }
399
400 r = sd_bus_message_exit_container(reply);
401 if (r < 0)
402 return bus_log_parse_error(r);
403
404 return show_table(table, "images");
405 }
406
407 static int show_unit_cgroup(sd_bus *bus, const char *unit, pid_t leader) {
408 _cleanup_free_ char *cgroup = NULL;
409 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
410 int r;
411 unsigned c;
412
413 assert(bus);
414 assert(unit);
415
416 r = show_cgroup_get_unit_path_and_warn(bus, unit, &cgroup);
417 if (r < 0)
418 return r;
419
420 if (isempty(cgroup))
421 return 0;
422
423 c = columns();
424 if (c > 18)
425 c -= 18;
426 else
427 c = 0;
428
429 r = unit_show_processes(bus, unit, cgroup, "\t\t ", c, get_output_flags(), &error);
430 if (r == -EBADR) {
431
432 if (arg_transport == BUS_TRANSPORT_REMOTE)
433 return 0;
434
435 /* Fallback for older systemd versions where the GetUnitProcesses() call is not yet available */
436
437 if (cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, cgroup) != 0 && leader <= 0)
438 return 0;
439
440 show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER, cgroup, "\t\t ", c, &leader, leader > 0, get_output_flags());
441 } else if (r < 0)
442 return log_error_errno(r, "Failed to dump process list: %s", bus_error_message(&error, r));
443
444 return 0;
445 }
446
447 static int print_os_release(sd_bus *bus, const char *method, const char *name, const char *prefix) {
448 _cleanup_free_ char *pretty = NULL;
449 int r;
450
451 assert(bus);
452 assert(name);
453 assert(prefix);
454
455 r = call_get_os_release(bus, method, name, "PRETTY_NAME\0", &pretty, NULL);
456 if (r < 0)
457 return r;
458
459 if (pretty)
460 printf("%s%s\n", prefix, pretty);
461
462 return 0;
463 }
464
465 static int print_uid_shift(sd_bus *bus, const char *name) {
466 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
467 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
468 uint32_t shift;
469 int r;
470
471 assert(bus);
472 assert(name);
473
474 r = bus_call_method(bus, bus_machine_mgr, "GetMachineUIDShift", &error, &reply, "s", name);
475 if (r < 0)
476 return log_debug_errno(r, "Failed to query UID/GID shift: %s", bus_error_message(&error, r));
477
478 r = sd_bus_message_read(reply, "u", &shift);
479 if (r < 0)
480 return r;
481
482 if (shift == 0) /* Don't show trivial mappings */
483 return 0;
484
485 printf(" UID Shift: %" PRIu32 "\n", shift);
486 return 0;
487 }
488
489 typedef struct MachineStatusInfo {
490 const char *name;
491 sd_id128_t id;
492 const char *class;
493 const char *service;
494 const char *unit;
495 const char *root_directory;
496 pid_t leader;
497 struct dual_timestamp timestamp;
498 int *netif;
499 size_t n_netif;
500 } MachineStatusInfo;
501
502 static void machine_status_info_clear(MachineStatusInfo *info) {
503 if (info) {
504 free(info->netif);
505 zero(*info);
506 }
507 }
508
509 static void print_machine_status_info(sd_bus *bus, MachineStatusInfo *i) {
510 _cleanup_free_ char *addresses = NULL, *s1 = NULL, *s2 = NULL;
511 int ifi = -1;
512
513 assert(bus);
514 assert(i);
515
516 fputs(strna(i->name), stdout);
517
518 if (!sd_id128_is_null(i->id))
519 printf("(" SD_ID128_FORMAT_STR ")\n", SD_ID128_FORMAT_VAL(i->id));
520 else
521 putchar('\n');
522
523 s1 = strdup(strempty(FORMAT_TIMESTAMP_RELATIVE(i->timestamp.realtime)));
524 s2 = strdup(strempty(FORMAT_TIMESTAMP(i->timestamp.realtime)));
525
526 if (!isempty(s1))
527 printf("\t Since: %s; %s\n", strna(s2), s1);
528 else if (!isempty(s2))
529 printf("\t Since: %s\n", s2);
530
531 if (i->leader > 0) {
532 _cleanup_free_ char *t = NULL;
533
534 printf("\t Leader: %u", (unsigned) i->leader);
535
536 get_process_comm(i->leader, &t);
537 if (t)
538 printf(" (%s)", t);
539
540 putchar('\n');
541 }
542
543 if (i->service) {
544 printf("\t Service: %s", i->service);
545
546 if (i->class)
547 printf("; class %s", i->class);
548
549 putchar('\n');
550 } else if (i->class)
551 printf("\t Class: %s\n", i->class);
552
553 if (i->root_directory)
554 printf("\t Root: %s\n", i->root_directory);
555
556 if (i->n_netif > 0) {
557 fputs("\t Iface:", stdout);
558
559 for (size_t c = 0; c < i->n_netif; c++) {
560 char name[IF_NAMESIZE];
561
562 if (format_ifname(i->netif[c], name) >= 0) {
563 fputc(' ', stdout);
564 fputs(name, stdout);
565
566 if (ifi < 0)
567 ifi = i->netif[c];
568 else
569 ifi = 0;
570 } else
571 printf(" %i", i->netif[c]);
572 }
573
574 fputc('\n', stdout);
575 }
576
577 if (call_get_addresses(bus, i->name, ifi,
578 "\t Address: ", "\n\t ",
579 &addresses) > 0) {
580 fputs(addresses, stdout);
581 fputc('\n', stdout);
582 }
583
584 print_os_release(bus, "GetMachineOSRelease", i->name, "\t OS: ");
585
586 print_uid_shift(bus, i->name);
587
588 if (i->unit) {
589 printf("\t Unit: %s\n", i->unit);
590 show_unit_cgroup(bus, i->unit, i->leader);
591
592 if (arg_transport == BUS_TRANSPORT_LOCAL)
593
594 show_journal_by_unit(
595 stdout,
596 i->unit,
597 NULL,
598 arg_output,
599 0,
600 i->timestamp.monotonic,
601 arg_lines,
602 0,
603 get_output_flags() | OUTPUT_BEGIN_NEWLINE,
604 SD_JOURNAL_LOCAL_ONLY,
605 true,
606 NULL);
607 }
608 }
609
610 static int map_netif(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata) {
611 MachineStatusInfo *i = userdata;
612 size_t l;
613 const void *v;
614 int r;
615
616 assert_cc(sizeof(int32_t) == sizeof(int));
617 r = sd_bus_message_read_array(m, SD_BUS_TYPE_INT32, &v, &l);
618 if (r < 0)
619 return r;
620 if (r == 0)
621 return -EBADMSG;
622
623 i->n_netif = l / sizeof(int32_t);
624 i->netif = memdup(v, l);
625 if (!i->netif)
626 return -ENOMEM;
627
628 return 0;
629 }
630
631 static int show_machine_info(const char *verb, sd_bus *bus, const char *path, bool *new_line) {
632
633 static const struct bus_properties_map map[] = {
634 { "Name", "s", NULL, offsetof(MachineStatusInfo, name) },
635 { "Class", "s", NULL, offsetof(MachineStatusInfo, class) },
636 { "Service", "s", NULL, offsetof(MachineStatusInfo, service) },
637 { "Unit", "s", NULL, offsetof(MachineStatusInfo, unit) },
638 { "RootDirectory", "s", NULL, offsetof(MachineStatusInfo, root_directory) },
639 { "Leader", "u", NULL, offsetof(MachineStatusInfo, leader) },
640 { "Timestamp", "t", NULL, offsetof(MachineStatusInfo, timestamp.realtime) },
641 { "TimestampMonotonic", "t", NULL, offsetof(MachineStatusInfo, timestamp.monotonic) },
642 { "Id", "ay", bus_map_id128, offsetof(MachineStatusInfo, id) },
643 { "NetworkInterfaces", "ai", map_netif, 0 },
644 {}
645 };
646
647 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
648 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
649 _cleanup_(machine_status_info_clear) MachineStatusInfo info = {};
650 int r;
651
652 assert(verb);
653 assert(bus);
654 assert(path);
655 assert(new_line);
656
657 r = bus_map_all_properties(bus,
658 "org.freedesktop.machine1",
659 path,
660 map,
661 0,
662 &error,
663 &m,
664 &info);
665 if (r < 0)
666 return log_error_errno(r, "Could not get properties: %s", bus_error_message(&error, r));
667
668 if (*new_line)
669 printf("\n");
670 *new_line = true;
671
672 print_machine_status_info(bus, &info);
673
674 return r;
675 }
676
677 static int show_machine_properties(sd_bus *bus, const char *path, bool *new_line) {
678 int r;
679
680 assert(bus);
681 assert(path);
682 assert(new_line);
683
684 if (*new_line)
685 printf("\n");
686
687 *new_line = true;
688
689 r = bus_print_all_properties(bus, "org.freedesktop.machine1", path, NULL, arg_property, arg_print_flags, NULL);
690 if (r < 0)
691 log_error_errno(r, "Could not get properties: %m");
692
693 return r;
694 }
695
696 static int show_machine(int argc, char *argv[], void *userdata) {
697
698 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
699 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
700 bool properties, new_line = false;
701 sd_bus *bus = userdata;
702 int r = 0;
703
704 assert(bus);
705
706 properties = !strstr(argv[0], "status");
707
708 (void) pager_open(arg_pager_flags);
709
710 if (properties && argc <= 1) {
711
712 /* If no argument is specified, inspect the manager
713 * itself */
714 r = show_machine_properties(bus, "/org/freedesktop/machine1", &new_line);
715 if (r < 0)
716 return r;
717 }
718
719 for (int i = 1; i < argc; i++) {
720 const char *path = NULL;
721
722 r = bus_call_method(bus, bus_machine_mgr, "GetMachine", &error, &reply, "s", argv[i]);
723 if (r < 0)
724 return log_error_errno(r, "Could not get path to machine: %s", bus_error_message(&error, r));
725
726 r = sd_bus_message_read(reply, "o", &path);
727 if (r < 0)
728 return bus_log_parse_error(r);
729
730 if (properties)
731 r = show_machine_properties(bus, path, &new_line);
732 else
733 r = show_machine_info(argv[0], bus, path, &new_line);
734 }
735
736 return r;
737 }
738
739 static int print_image_hostname(sd_bus *bus, const char *name) {
740 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
741 const char *hn;
742 int r;
743
744 r = bus_call_method(bus, bus_machine_mgr, "GetImageHostname", NULL, &reply, "s", name);
745 if (r < 0)
746 return r;
747
748 r = sd_bus_message_read(reply, "s", &hn);
749 if (r < 0)
750 return r;
751
752 if (!isempty(hn))
753 printf("\tHostname: %s\n", hn);
754
755 return 0;
756 }
757
758 static int print_image_machine_id(sd_bus *bus, const char *name) {
759 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
760 sd_id128_t id = SD_ID128_NULL;
761 const void *p;
762 size_t size;
763 int r;
764
765 r = bus_call_method(bus, bus_machine_mgr, "GetImageMachineID", NULL, &reply, "s", name);
766 if (r < 0)
767 return r;
768
769 r = sd_bus_message_read_array(reply, 'y', &p, &size);
770 if (r < 0)
771 return r;
772
773 if (size == sizeof(sd_id128_t))
774 memcpy(&id, p, size);
775
776 if (!sd_id128_is_null(id))
777 printf(" Machine ID: " SD_ID128_FORMAT_STR "\n", SD_ID128_FORMAT_VAL(id));
778
779 return 0;
780 }
781
782 static int print_image_machine_info(sd_bus *bus, const char *name) {
783 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
784 int r;
785
786 r = bus_call_method(bus, bus_machine_mgr, "GetImageMachineInfo", NULL, &reply, "s", name);
787 if (r < 0)
788 return r;
789
790 r = sd_bus_message_enter_container(reply, 'a', "{ss}");
791 if (r < 0)
792 return r;
793
794 for (;;) {
795 const char *p, *q;
796
797 r = sd_bus_message_read(reply, "{ss}", &p, &q);
798 if (r < 0)
799 return r;
800 if (r == 0)
801 break;
802
803 if (streq(p, "DEPLOYMENT"))
804 printf(" Deployment: %s\n", q);
805 }
806
807 r = sd_bus_message_exit_container(reply);
808 if (r < 0)
809 return r;
810
811 return 0;
812 }
813
814 typedef struct ImageStatusInfo {
815 const char *name;
816 const char *path;
817 const char *type;
818 bool read_only;
819 usec_t crtime;
820 usec_t mtime;
821 uint64_t usage;
822 uint64_t limit;
823 uint64_t usage_exclusive;
824 uint64_t limit_exclusive;
825 } ImageStatusInfo;
826
827 static void print_image_status_info(sd_bus *bus, ImageStatusInfo *i) {
828 assert(bus);
829 assert(i);
830
831 if (i->name) {
832 fputs(i->name, stdout);
833 putchar('\n');
834 }
835
836 if (i->type)
837 printf("\t Type: %s\n", i->type);
838
839 if (i->path)
840 printf("\t Path: %s\n", i->path);
841
842 (void) print_image_hostname(bus, i->name);
843 (void) print_image_machine_id(bus, i->name);
844 (void) print_image_machine_info(bus, i->name);
845
846 print_os_release(bus, "GetImageOSRelease", i->name, "\t OS: ");
847
848 printf("\t RO: %s%s%s\n",
849 i->read_only ? ansi_highlight_red() : "",
850 i->read_only ? "read-only" : "writable",
851 i->read_only ? ansi_normal() : "");
852
853 if (i->crtime > 0 && i->crtime < USEC_INFINITY)
854 printf("\t Created: %s; %s\n",
855 FORMAT_TIMESTAMP(i->crtime), FORMAT_TIMESTAMP_RELATIVE(i->crtime));
856
857 if (i->mtime > 0 && i->mtime < USEC_INFINITY)
858 printf("\tModified: %s; %s\n",
859 FORMAT_TIMESTAMP(i->mtime), FORMAT_TIMESTAMP_RELATIVE(i->mtime));
860
861 if (i->usage != UINT64_MAX) {
862 if (i->usage_exclusive != i->usage && i->usage_exclusive != UINT64_MAX)
863 printf("\t Usage: %s (exclusive: %s)\n",
864 FORMAT_BYTES(i->usage), FORMAT_BYTES(i->usage_exclusive));
865 else
866 printf("\t Usage: %s\n", FORMAT_BYTES(i->usage));
867 }
868
869 if (i->limit != UINT64_MAX) {
870 if (i->limit_exclusive != i->limit && i->limit_exclusive != UINT64_MAX)
871 printf("\t Limit: %s (exclusive: %s)\n",
872 FORMAT_BYTES(i->limit), FORMAT_BYTES(i->limit_exclusive));
873 else
874 printf("\t Limit: %s\n", FORMAT_BYTES(i->limit));
875 }
876 }
877
878 static int show_image_info(sd_bus *bus, const char *path, bool *new_line) {
879
880 static const struct bus_properties_map map[] = {
881 { "Name", "s", NULL, offsetof(ImageStatusInfo, name) },
882 { "Path", "s", NULL, offsetof(ImageStatusInfo, path) },
883 { "Type", "s", NULL, offsetof(ImageStatusInfo, type) },
884 { "ReadOnly", "b", NULL, offsetof(ImageStatusInfo, read_only) },
885 { "CreationTimestamp", "t", NULL, offsetof(ImageStatusInfo, crtime) },
886 { "ModificationTimestamp", "t", NULL, offsetof(ImageStatusInfo, mtime) },
887 { "Usage", "t", NULL, offsetof(ImageStatusInfo, usage) },
888 { "Limit", "t", NULL, offsetof(ImageStatusInfo, limit) },
889 { "UsageExclusive", "t", NULL, offsetof(ImageStatusInfo, usage_exclusive) },
890 { "LimitExclusive", "t", NULL, offsetof(ImageStatusInfo, limit_exclusive) },
891 {}
892 };
893
894 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
895 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
896 ImageStatusInfo info = {};
897 int r;
898
899 assert(bus);
900 assert(path);
901 assert(new_line);
902
903 r = bus_map_all_properties(bus,
904 "org.freedesktop.machine1",
905 path,
906 map,
907 BUS_MAP_BOOLEAN_AS_BOOL,
908 &error,
909 &m,
910 &info);
911 if (r < 0)
912 return log_error_errno(r, "Could not get properties: %s", bus_error_message(&error, r));
913
914 if (*new_line)
915 printf("\n");
916 *new_line = true;
917
918 print_image_status_info(bus, &info);
919
920 return r;
921 }
922
923 typedef struct PoolStatusInfo {
924 const char *path;
925 uint64_t usage;
926 uint64_t limit;
927 } PoolStatusInfo;
928
929 static void print_pool_status_info(sd_bus *bus, PoolStatusInfo *i) {
930 if (i->path)
931 printf("\t Path: %s\n", i->path);
932
933 if (i->usage != UINT64_MAX)
934 printf("\t Usage: %s\n", FORMAT_BYTES(i->usage));
935
936 if (i->limit != UINT64_MAX)
937 printf("\t Limit: %s\n", FORMAT_BYTES(i->limit));
938 }
939
940 static int show_pool_info(sd_bus *bus) {
941
942 static const struct bus_properties_map map[] = {
943 { "PoolPath", "s", NULL, offsetof(PoolStatusInfo, path) },
944 { "PoolUsage", "t", NULL, offsetof(PoolStatusInfo, usage) },
945 { "PoolLimit", "t", NULL, offsetof(PoolStatusInfo, limit) },
946 {}
947 };
948
949 PoolStatusInfo info = {
950 .usage = UINT64_MAX,
951 .limit = UINT64_MAX,
952 };
953
954 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
955 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
956 int r;
957
958 assert(bus);
959
960 r = bus_map_all_properties(bus,
961 "org.freedesktop.machine1",
962 "/org/freedesktop/machine1",
963 map,
964 0,
965 &error,
966 &m,
967 &info);
968 if (r < 0)
969 return log_error_errno(r, "Could not get properties: %s", bus_error_message(&error, r));
970
971 print_pool_status_info(bus, &info);
972
973 return 0;
974 }
975
976 static int show_image_properties(sd_bus *bus, const char *path, bool *new_line) {
977 int r;
978
979 assert(bus);
980 assert(path);
981 assert(new_line);
982
983 if (*new_line)
984 printf("\n");
985
986 *new_line = true;
987
988 r = bus_print_all_properties(bus, "org.freedesktop.machine1", path, NULL, arg_property, arg_print_flags, NULL);
989 if (r < 0)
990 log_error_errno(r, "Could not get properties: %m");
991
992 return r;
993 }
994
995 static int show_image(int argc, char *argv[], void *userdata) {
996
997 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
998 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
999 bool properties, new_line = false;
1000 sd_bus *bus = userdata;
1001 int r = 0;
1002
1003 assert(bus);
1004
1005 properties = !strstr(argv[0], "status");
1006
1007 (void) pager_open(arg_pager_flags);
1008
1009 if (argc <= 1) {
1010
1011 /* If no argument is specified, inspect the manager
1012 * itself */
1013
1014 if (properties)
1015 r = show_image_properties(bus, "/org/freedesktop/machine1", &new_line);
1016 else
1017 r = show_pool_info(bus);
1018 if (r < 0)
1019 return r;
1020 }
1021
1022 for (int i = 1; i < argc; i++) {
1023 const char *path = NULL;
1024
1025 r = bus_call_method(bus, bus_machine_mgr, "GetImage", &error, &reply, "s", argv[i]);
1026 if (r < 0)
1027 return log_error_errno(r, "Could not get path to image: %s", bus_error_message(&error, r));
1028
1029 r = sd_bus_message_read(reply, "o", &path);
1030 if (r < 0)
1031 return bus_log_parse_error(r);
1032
1033 if (properties)
1034 r = show_image_properties(bus, path, &new_line);
1035 else
1036 r = show_image_info(bus, path, &new_line);
1037 }
1038
1039 return r;
1040 }
1041
1042 static int kill_machine(int argc, char *argv[], void *userdata) {
1043 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1044 sd_bus *bus = userdata;
1045 int r;
1046
1047 assert(bus);
1048
1049 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1050
1051 if (!arg_kill_who)
1052 arg_kill_who = "all";
1053
1054 for (int i = 1; i < argc; i++) {
1055 r = bus_call_method(
1056 bus,
1057 bus_machine_mgr,
1058 "KillMachine",
1059 &error,
1060 NULL,
1061 "ssi", argv[i], arg_kill_who, arg_signal);
1062 if (r < 0)
1063 return log_error_errno(r, "Could not kill machine: %s", bus_error_message(&error, r));
1064 }
1065
1066 return 0;
1067 }
1068
1069 static int reboot_machine(int argc, char *argv[], void *userdata) {
1070 arg_kill_who = "leader";
1071 arg_signal = SIGINT; /* sysvinit + systemd */
1072
1073 return kill_machine(argc, argv, userdata);
1074 }
1075
1076 static int poweroff_machine(int argc, char *argv[], void *userdata) {
1077 arg_kill_who = "leader";
1078 arg_signal = SIGRTMIN+4; /* only systemd */
1079
1080 return kill_machine(argc, argv, userdata);
1081 }
1082
1083 static int terminate_machine(int argc, char *argv[], void *userdata) {
1084 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1085 sd_bus *bus = userdata;
1086 int r;
1087
1088 assert(bus);
1089
1090 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1091
1092 for (int i = 1; i < argc; i++) {
1093 r = bus_call_method(bus, bus_machine_mgr, "TerminateMachine", &error, NULL, "s", argv[i]);
1094 if (r < 0)
1095 return log_error_errno(r, "Could not terminate machine: %s", bus_error_message(&error, r));
1096 }
1097
1098 return 0;
1099 }
1100
1101 static int copy_files(int argc, char *argv[], void *userdata) {
1102 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1103 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
1104 _cleanup_free_ char *abs_host_path = NULL;
1105 char *dest, *host_path, *container_path;
1106 sd_bus *bus = userdata;
1107 bool copy_from;
1108 int r;
1109
1110 assert(bus);
1111
1112 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1113
1114 copy_from = streq(argv[0], "copy-from");
1115 dest = argv[3] ?: argv[2];
1116 host_path = copy_from ? dest : argv[2];
1117 container_path = copy_from ? argv[2] : dest;
1118
1119 if (!path_is_absolute(host_path)) {
1120 r = path_make_absolute_cwd(host_path, &abs_host_path);
1121 if (r < 0)
1122 return log_error_errno(r, "Failed to make path absolute: %m");
1123
1124 host_path = abs_host_path;
1125 }
1126
1127 r = bus_message_new_method_call(
1128 bus,
1129 &m,
1130 bus_machine_mgr,
1131 copy_from ? "CopyFromMachine" : "CopyToMachine");
1132 if (r < 0)
1133 return bus_log_create_error(r);
1134
1135 r = sd_bus_message_append(
1136 m,
1137 "sss",
1138 argv[1],
1139 copy_from ? container_path : host_path,
1140 copy_from ? host_path : container_path);
1141 if (r < 0)
1142 return bus_log_create_error(r);
1143
1144 /* This is a slow operation, hence turn off any method call timeouts */
1145 r = sd_bus_call(bus, m, USEC_INFINITY, &error, NULL);
1146 if (r < 0)
1147 return log_error_errno(r, "Failed to copy: %s", bus_error_message(&error, r));
1148
1149 return 0;
1150 }
1151
1152 static int bind_mount(int argc, char *argv[], void *userdata) {
1153 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1154 sd_bus *bus = userdata;
1155 int r;
1156
1157 assert(bus);
1158
1159 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1160
1161 r = bus_call_method(
1162 bus,
1163 bus_machine_mgr,
1164 "BindMountMachine",
1165 &error,
1166 NULL,
1167 "sssbb",
1168 argv[1],
1169 argv[2],
1170 argv[3],
1171 arg_read_only,
1172 arg_mkdir);
1173 if (r < 0)
1174 return log_error_errno(r, "Failed to bind mount: %s", bus_error_message(&error, r));
1175
1176 return 0;
1177 }
1178
1179 static int on_machine_removed(sd_bus_message *m, void *userdata, sd_bus_error *ret_error) {
1180 PTYForward ** forward = (PTYForward**) userdata;
1181 int r;
1182
1183 assert(m);
1184 assert(forward);
1185
1186 if (*forward) {
1187 /* If the forwarder is already initialized, tell it to
1188 * exit on the next vhangup(), so that we still flush
1189 * out what might be queued and exit then. */
1190
1191 r = pty_forward_set_ignore_vhangup(*forward, false);
1192 if (r >= 0)
1193 return 0;
1194
1195 log_error_errno(r, "Failed to set ignore_vhangup flag: %m");
1196 }
1197
1198 /* On error, or when the forwarder is not initialized yet, quit immediately */
1199 sd_event_exit(sd_bus_get_event(sd_bus_message_get_bus(m)), EXIT_FAILURE);
1200 return 0;
1201 }
1202
1203 static int process_forward(sd_event *event, PTYForward **forward, int master, PTYForwardFlags flags, const char *name) {
1204 char last_char = 0;
1205 bool machine_died;
1206 int r;
1207
1208 assert(event);
1209 assert(master >= 0);
1210 assert(name);
1211
1212 assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGWINCH, SIGTERM, SIGINT, -1) >= 0);
1213
1214 if (!arg_quiet) {
1215 if (streq(name, ".host"))
1216 log_info("Connected to the local host. Press ^] three times within 1s to exit session.");
1217 else
1218 log_info("Connected to machine %s. Press ^] three times within 1s to exit session.", name);
1219 }
1220
1221 (void) sd_event_add_signal(event, NULL, SIGINT, NULL, NULL);
1222 (void) sd_event_add_signal(event, NULL, SIGTERM, NULL, NULL);
1223
1224 r = pty_forward_new(event, master, flags, forward);
1225 if (r < 0)
1226 return log_error_errno(r, "Failed to create PTY forwarder: %m");
1227
1228 r = sd_event_loop(event);
1229 if (r < 0)
1230 return log_error_errno(r, "Failed to run event loop: %m");
1231
1232 pty_forward_get_last_char(*forward, &last_char);
1233
1234 machine_died =
1235 (flags & PTY_FORWARD_IGNORE_VHANGUP) &&
1236 pty_forward_get_ignore_vhangup(*forward) == 0;
1237
1238 *forward = pty_forward_free(*forward);
1239
1240 if (last_char != '\n')
1241 fputc('\n', stdout);
1242
1243 if (!arg_quiet) {
1244 if (machine_died)
1245 log_info("Machine %s terminated.", name);
1246 else if (streq(name, ".host"))
1247 log_info("Connection to the local host terminated.");
1248 else
1249 log_info("Connection to machine %s terminated.", name);
1250 }
1251
1252 return 0;
1253 }
1254
1255 static int parse_machine_uid(const char *spec, const char **machine, char **uid) {
1256 /*
1257 * Whatever is specified in the spec takes priority over global arguments.
1258 */
1259 char *_uid = NULL;
1260 const char *_machine = NULL;
1261
1262 if (spec) {
1263 const char *at;
1264
1265 at = strchr(spec, '@');
1266 if (at) {
1267 if (at == spec)
1268 /* Do the same as ssh and refuse "@host". */
1269 return -EINVAL;
1270
1271 _machine = at + 1;
1272 _uid = strndup(spec, at - spec);
1273 if (!_uid)
1274 return -ENOMEM;
1275 } else
1276 _machine = spec;
1277 };
1278
1279 if (arg_uid && !_uid) {
1280 _uid = strdup(arg_uid);
1281 if (!_uid)
1282 return -ENOMEM;
1283 }
1284
1285 *uid = _uid;
1286 *machine = isempty(_machine) ? ".host" : _machine;
1287 return 0;
1288 }
1289
1290 static int login_machine(int argc, char *argv[], void *userdata) {
1291 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
1292 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1293 _cleanup_(pty_forward_freep) PTYForward *forward = NULL;
1294 _cleanup_(sd_bus_slot_unrefp) sd_bus_slot *slot = NULL;
1295 _cleanup_(sd_event_unrefp) sd_event *event = NULL;
1296 int master = -1, r;
1297 sd_bus *bus = userdata;
1298 const char *match, *machine;
1299
1300 assert(bus);
1301
1302 if (!strv_isempty(arg_setenv) || arg_uid)
1303 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
1304 "--setenv= and --uid= are not supported for 'login'. Use 'shell' instead.");
1305
1306 if (!IN_SET(arg_transport, BUS_TRANSPORT_LOCAL, BUS_TRANSPORT_MACHINE))
1307 return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP),
1308 "Login only supported on local machines.");
1309
1310 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1311
1312 r = sd_event_default(&event);
1313 if (r < 0)
1314 return log_error_errno(r, "Failed to get event loop: %m");
1315
1316 r = sd_bus_attach_event(bus, event, 0);
1317 if (r < 0)
1318 return log_error_errno(r, "Failed to attach bus to event loop: %m");
1319
1320 machine = argc < 2 || isempty(argv[1]) ? ".host" : argv[1];
1321
1322 match = strjoina("type='signal',"
1323 "sender='org.freedesktop.machine1',"
1324 "path='/org/freedesktop/machine1',",
1325 "interface='org.freedesktop.machine1.Manager',"
1326 "member='MachineRemoved',"
1327 "arg0='", machine, "'");
1328
1329 r = sd_bus_add_match_async(bus, &slot, match, on_machine_removed, NULL, &forward);
1330 if (r < 0)
1331 return log_error_errno(r, "Failed to request machine removal match: %m");
1332
1333 r = bus_call_method(bus, bus_machine_mgr, "OpenMachineLogin", &error, &reply, "s", machine);
1334 if (r < 0)
1335 return log_error_errno(r, "Failed to get login PTY: %s", bus_error_message(&error, r));
1336
1337 r = sd_bus_message_read(reply, "hs", &master, NULL);
1338 if (r < 0)
1339 return bus_log_parse_error(r);
1340
1341 return process_forward(event, &forward, master, PTY_FORWARD_IGNORE_VHANGUP, machine);
1342 }
1343
1344 static int shell_machine(int argc, char *argv[], void *userdata) {
1345 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL, *m = NULL;
1346 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1347 _cleanup_(pty_forward_freep) PTYForward *forward = NULL;
1348 _cleanup_(sd_bus_slot_unrefp) sd_bus_slot *slot = NULL;
1349 _cleanup_(sd_event_unrefp) sd_event *event = NULL;
1350 int master = -1, r;
1351 sd_bus *bus = userdata;
1352 const char *match, *machine, *path;
1353 _cleanup_free_ char *uid = NULL;
1354
1355 assert(bus);
1356
1357 if (!IN_SET(arg_transport, BUS_TRANSPORT_LOCAL, BUS_TRANSPORT_MACHINE))
1358 return log_error_errno(SYNTHETIC_ERRNO(EOPNOTSUPP),
1359 "Shell only supported on local machines.");
1360
1361 /* Pass $TERM to shell session, if not explicitly specified. */
1362 if (!strv_find_prefix(arg_setenv, "TERM=")) {
1363 const char *t;
1364
1365 t = strv_find_prefix(environ, "TERM=");
1366 if (t) {
1367 if (strv_extend(&arg_setenv, t) < 0)
1368 return log_oom();
1369 }
1370 }
1371
1372 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1373
1374 r = sd_event_default(&event);
1375 if (r < 0)
1376 return log_error_errno(r, "Failed to get event loop: %m");
1377
1378 r = sd_bus_attach_event(bus, event, 0);
1379 if (r < 0)
1380 return log_error_errno(r, "Failed to attach bus to event loop: %m");
1381
1382 r = parse_machine_uid(argc >= 2 ? argv[1] : NULL, &machine, &uid);
1383 if (r < 0)
1384 return log_error_errno(r, "Failed to parse machine specification: %m");
1385
1386 match = strjoina("type='signal',"
1387 "sender='org.freedesktop.machine1',"
1388 "path='/org/freedesktop/machine1',",
1389 "interface='org.freedesktop.machine1.Manager',"
1390 "member='MachineRemoved',"
1391 "arg0='", machine, "'");
1392
1393 r = sd_bus_add_match_async(bus, &slot, match, on_machine_removed, NULL, &forward);
1394 if (r < 0)
1395 return log_error_errno(r, "Failed to request machine removal match: %m");
1396
1397 r = bus_message_new_method_call(bus, &m, bus_machine_mgr, "OpenMachineShell");
1398 if (r < 0)
1399 return bus_log_create_error(r);
1400
1401 path = argc < 3 || isempty(argv[2]) ? NULL : argv[2];
1402
1403 r = sd_bus_message_append(m, "sss", machine, uid, path);
1404 if (r < 0)
1405 return bus_log_create_error(r);
1406
1407 r = sd_bus_message_append_strv(m, strv_length(argv) <= 3 ? NULL : argv + 2);
1408 if (r < 0)
1409 return bus_log_create_error(r);
1410
1411 r = sd_bus_message_append_strv(m, arg_setenv);
1412 if (r < 0)
1413 return bus_log_create_error(r);
1414
1415 r = sd_bus_call(bus, m, 0, &error, &reply);
1416 if (r < 0)
1417 return log_error_errno(r, "Failed to get shell PTY: %s", bus_error_message(&error, r));
1418
1419 r = sd_bus_message_read(reply, "hs", &master, NULL);
1420 if (r < 0)
1421 return bus_log_parse_error(r);
1422
1423 return process_forward(event, &forward, master, 0, machine);
1424 }
1425
1426 static int remove_image(int argc, char *argv[], void *userdata) {
1427 sd_bus *bus = userdata;
1428 int r;
1429
1430 assert(bus);
1431
1432 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1433
1434 for (int i = 1; i < argc; i++) {
1435 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1436 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
1437
1438 r = bus_message_new_method_call(bus, &m, bus_machine_mgr, "RemoveImage");
1439 if (r < 0)
1440 return bus_log_create_error(r);
1441
1442 r = sd_bus_message_append(m, "s", argv[i]);
1443 if (r < 0)
1444 return bus_log_create_error(r);
1445
1446 /* This is a slow operation, hence turn off any method call timeouts */
1447 r = sd_bus_call(bus, m, USEC_INFINITY, &error, NULL);
1448 if (r < 0)
1449 return log_error_errno(r, "Could not remove image: %s", bus_error_message(&error, r));
1450 }
1451
1452 return 0;
1453 }
1454
1455 static int rename_image(int argc, char *argv[], void *userdata) {
1456 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1457 sd_bus *bus = userdata;
1458 int r;
1459
1460 assert(bus);
1461
1462 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1463
1464 r = bus_call_method(
1465 bus,
1466 bus_machine_mgr,
1467 "RenameImage",
1468 &error,
1469 NULL,
1470 "ss", argv[1], argv[2]);
1471 if (r < 0)
1472 return log_error_errno(r, "Could not rename image: %s", bus_error_message(&error, r));
1473
1474 return 0;
1475 }
1476
1477 static int clone_image(int argc, char *argv[], void *userdata) {
1478 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1479 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
1480 sd_bus *bus = userdata;
1481 int r;
1482
1483 assert(bus);
1484
1485 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1486
1487 r = bus_message_new_method_call(bus, &m, bus_machine_mgr, "CloneImage");
1488 if (r < 0)
1489 return bus_log_create_error(r);
1490
1491 r = sd_bus_message_append(m, "ssb", argv[1], argv[2], arg_read_only);
1492 if (r < 0)
1493 return bus_log_create_error(r);
1494
1495 /* This is a slow operation, hence turn off any method call timeouts */
1496 r = sd_bus_call(bus, m, USEC_INFINITY, &error, NULL);
1497 if (r < 0)
1498 return log_error_errno(r, "Could not clone image: %s", bus_error_message(&error, r));
1499
1500 return 0;
1501 }
1502
1503 static int read_only_image(int argc, char *argv[], void *userdata) {
1504 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1505 sd_bus *bus = userdata;
1506 int b = true, r;
1507
1508 assert(bus);
1509
1510 if (argc > 2) {
1511 b = parse_boolean(argv[2]);
1512 if (b < 0)
1513 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
1514 "Failed to parse boolean argument: %s",
1515 argv[2]);
1516 }
1517
1518 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1519
1520 r = bus_call_method(bus, bus_machine_mgr, "MarkImageReadOnly", &error, NULL, "sb", argv[1], b);
1521 if (r < 0)
1522 return log_error_errno(r, "Could not mark image read-only: %s", bus_error_message(&error, r));
1523
1524 return 0;
1525 }
1526
1527 static int image_exists(sd_bus *bus, const char *name) {
1528 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1529 int r;
1530
1531 assert(bus);
1532 assert(name);
1533
1534 r = bus_call_method(bus, bus_machine_mgr, "GetImage", &error, NULL, "s", name);
1535 if (r < 0) {
1536 if (sd_bus_error_has_name(&error, BUS_ERROR_NO_SUCH_IMAGE))
1537 return 0;
1538
1539 return log_error_errno(r, "Failed to check whether image %s exists: %s", name, bus_error_message(&error, r));
1540 }
1541
1542 return 1;
1543 }
1544
1545 static int make_service_name(const char *name, char **ret) {
1546 int r;
1547
1548 assert(name);
1549 assert(ret);
1550
1551 if (!hostname_is_valid(name, 0))
1552 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
1553 "Invalid machine name %s.", name);
1554
1555 r = unit_name_build("systemd-nspawn", name, ".service", ret);
1556 if (r < 0)
1557 return log_error_errno(r, "Failed to build unit name: %m");
1558
1559 return 0;
1560 }
1561
1562 static int start_machine(int argc, char *argv[], void *userdata) {
1563 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1564 _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
1565 sd_bus *bus = userdata;
1566 int r;
1567
1568 assert(bus);
1569
1570 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1571 ask_password_agent_open_if_enabled(arg_transport, arg_ask_password);
1572
1573 r = bus_wait_for_jobs_new(bus, &w);
1574 if (r < 0)
1575 return log_oom();
1576
1577 for (int i = 1; i < argc; i++) {
1578 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
1579 _cleanup_free_ char *unit = NULL;
1580 const char *object;
1581
1582 r = make_service_name(argv[i], &unit);
1583 if (r < 0)
1584 return r;
1585
1586 r = image_exists(bus, argv[i]);
1587 if (r < 0)
1588 return r;
1589 if (r == 0)
1590 return log_error_errno(SYNTHETIC_ERRNO(ENXIO),
1591 "Machine image '%s' does not exist.",
1592 argv[i]);
1593
1594 r = sd_bus_call_method(
1595 bus,
1596 "org.freedesktop.systemd1",
1597 "/org/freedesktop/systemd1",
1598 "org.freedesktop.systemd1.Manager",
1599 "StartUnit",
1600 &error,
1601 &reply,
1602 "ss", unit, "fail");
1603 if (r < 0)
1604 return log_error_errno(r, "Failed to start unit: %s", bus_error_message(&error, r));
1605
1606 r = sd_bus_message_read(reply, "o", &object);
1607 if (r < 0)
1608 return bus_log_parse_error(r);
1609
1610 r = bus_wait_for_jobs_add(w, object);
1611 if (r < 0)
1612 return log_oom();
1613 }
1614
1615 r = bus_wait_for_jobs(w, arg_quiet, NULL);
1616 if (r < 0)
1617 return r;
1618
1619 return 0;
1620 }
1621
1622 static int enable_machine(int argc, char *argv[], void *userdata) {
1623 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
1624 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1625 UnitFileChange *changes = NULL;
1626 size_t n_changes = 0;
1627 const char *method = NULL;
1628 sd_bus *bus = userdata;
1629 int r;
1630
1631 assert(bus);
1632
1633 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1634
1635 method = streq(argv[0], "enable") ? "EnableUnitFiles" : "DisableUnitFiles";
1636
1637 r = sd_bus_message_new_method_call(
1638 bus,
1639 &m,
1640 "org.freedesktop.systemd1",
1641 "/org/freedesktop/systemd1",
1642 "org.freedesktop.systemd1.Manager",
1643 method);
1644 if (r < 0)
1645 return bus_log_create_error(r);
1646
1647 r = sd_bus_message_open_container(m, 'a', "s");
1648 if (r < 0)
1649 return bus_log_create_error(r);
1650
1651 for (int i = 1; i < argc; i++) {
1652 _cleanup_free_ char *unit = NULL;
1653
1654 r = make_service_name(argv[i], &unit);
1655 if (r < 0)
1656 return r;
1657
1658 r = image_exists(bus, argv[i]);
1659 if (r < 0)
1660 return r;
1661 if (r == 0)
1662 return log_error_errno(SYNTHETIC_ERRNO(ENXIO),
1663 "Machine image '%s' does not exist.",
1664 argv[i]);
1665
1666 r = sd_bus_message_append(m, "s", unit);
1667 if (r < 0)
1668 return bus_log_create_error(r);
1669 }
1670
1671 r = sd_bus_message_close_container(m);
1672 if (r < 0)
1673 return bus_log_create_error(r);
1674
1675 if (streq(argv[0], "enable"))
1676 r = sd_bus_message_append(m, "bb", false, false);
1677 else
1678 r = sd_bus_message_append(m, "b", false);
1679 if (r < 0)
1680 return bus_log_create_error(r);
1681
1682 r = sd_bus_call(bus, m, 0, &error, &reply);
1683 if (r < 0)
1684 return log_error_errno(r, "Failed to enable or disable unit: %s", bus_error_message(&error, r));
1685
1686 if (streq(argv[0], "enable")) {
1687 r = sd_bus_message_read(reply, "b", NULL);
1688 if (r < 0)
1689 return bus_log_parse_error(r);
1690 }
1691
1692 r = bus_deserialize_and_dump_unit_file_changes(reply, arg_quiet, &changes, &n_changes);
1693 if (r < 0)
1694 goto finish;
1695
1696 r = sd_bus_call_method(
1697 bus,
1698 "org.freedesktop.systemd1",
1699 "/org/freedesktop/systemd1",
1700 "org.freedesktop.systemd1.Manager",
1701 "Reload",
1702 &error,
1703 NULL,
1704 NULL);
1705 if (r < 0) {
1706 log_error("Failed to reload daemon: %s", bus_error_message(&error, r));
1707 goto finish;
1708 }
1709
1710 r = 0;
1711
1712 finish:
1713 unit_file_changes_free(changes, n_changes);
1714
1715 return r;
1716 }
1717
1718 static int match_log_message(sd_bus_message *m, void *userdata, sd_bus_error *error) {
1719 const char **our_path = userdata, *line;
1720 unsigned priority;
1721 int r;
1722
1723 assert(m);
1724 assert(our_path);
1725
1726 r = sd_bus_message_read(m, "us", &priority, &line);
1727 if (r < 0) {
1728 bus_log_parse_error(r);
1729 return 0;
1730 }
1731
1732 if (!streq_ptr(*our_path, sd_bus_message_get_path(m)))
1733 return 0;
1734
1735 if (arg_quiet && LOG_PRI(priority) >= LOG_INFO)
1736 return 0;
1737
1738 log_full(priority, "%s", line);
1739 return 0;
1740 }
1741
1742 static int match_transfer_removed(sd_bus_message *m, void *userdata, sd_bus_error *error) {
1743 const char **our_path = userdata, *path, *result;
1744 uint32_t id;
1745 int r;
1746
1747 assert(m);
1748 assert(our_path);
1749
1750 r = sd_bus_message_read(m, "uos", &id, &path, &result);
1751 if (r < 0) {
1752 bus_log_parse_error(r);
1753 return 0;
1754 }
1755
1756 if (!streq_ptr(*our_path, path))
1757 return 0;
1758
1759 sd_event_exit(sd_bus_get_event(sd_bus_message_get_bus(m)), !streq_ptr(result, "done"));
1760 return 0;
1761 }
1762
1763 static int transfer_signal_handler(sd_event_source *s, const struct signalfd_siginfo *si, void *userdata) {
1764 assert(s);
1765 assert(si);
1766
1767 if (!arg_quiet)
1768 log_info("Continuing download in the background. Use \"machinectl cancel-transfer %" PRIu32 "\" to abort transfer.", PTR_TO_UINT32(userdata));
1769
1770 sd_event_exit(sd_event_source_get_event(s), EINTR);
1771 return 0;
1772 }
1773
1774 static int transfer_image_common(sd_bus *bus, sd_bus_message *m) {
1775 _cleanup_(sd_bus_slot_unrefp) sd_bus_slot *slot_job_removed = NULL, *slot_log_message = NULL;
1776 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1777 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
1778 _cleanup_(sd_event_unrefp) sd_event* event = NULL;
1779 const char *path = NULL;
1780 uint32_t id;
1781 int r;
1782
1783 assert(bus);
1784 assert(m);
1785
1786 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
1787
1788 r = sd_event_default(&event);
1789 if (r < 0)
1790 return log_error_errno(r, "Failed to get event loop: %m");
1791
1792 r = sd_bus_attach_event(bus, event, 0);
1793 if (r < 0)
1794 return log_error_errno(r, "Failed to attach bus to event loop: %m");
1795
1796 r = bus_match_signal_async(
1797 bus,
1798 &slot_job_removed,
1799 bus_import_mgr,
1800 "TransferRemoved",
1801 match_transfer_removed, NULL, &path);
1802 if (r < 0)
1803 return log_error_errno(r, "Failed to request match: %m");
1804
1805 r = sd_bus_match_signal_async(
1806 bus,
1807 &slot_log_message,
1808 "org.freedesktop.import1",
1809 NULL,
1810 "org.freedesktop.import1.Transfer",
1811 "LogMessage",
1812 match_log_message, NULL, &path);
1813 if (r < 0)
1814 return log_error_errno(r, "Failed to request match: %m");
1815
1816 r = sd_bus_call(bus, m, 0, &error, &reply);
1817 if (r < 0)
1818 return log_error_errno(r, "Failed to transfer image: %s", bus_error_message(&error, r));
1819
1820 r = sd_bus_message_read(reply, "uo", &id, &path);
1821 if (r < 0)
1822 return bus_log_parse_error(r);
1823
1824 assert_se(sigprocmask_many(SIG_BLOCK, NULL, SIGTERM, SIGINT, -1) >= 0);
1825
1826 if (!arg_quiet)
1827 log_info("Enqueued transfer job %u. Press C-c to continue download in background.", id);
1828
1829 (void) sd_event_add_signal(event, NULL, SIGINT, transfer_signal_handler, UINT32_TO_PTR(id));
1830 (void) sd_event_add_signal(event, NULL, SIGTERM, transfer_signal_handler, UINT32_TO_PTR(id));
1831
1832 r = sd_event_loop(event);
1833 if (r < 0)
1834 return log_error_errno(r, "Failed to run event loop: %m");
1835
1836 return -r;
1837 }
1838
1839 static int import_tar(int argc, char *argv[], void *userdata) {
1840 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
1841 _cleanup_free_ char *ll = NULL, *fn = NULL;
1842 const char *local = NULL, *path = NULL;
1843 _cleanup_close_ int fd = -1;
1844 sd_bus *bus = userdata;
1845 int r;
1846
1847 assert(bus);
1848
1849 if (argc >= 2)
1850 path = empty_or_dash_to_null(argv[1]);
1851
1852 if (argc >= 3)
1853 local = empty_or_dash_to_null(argv[2]);
1854 else if (path) {
1855 r = path_extract_filename(path, &fn);
1856 if (r < 0)
1857 return log_error_errno(r, "Cannot extract container name from filename: %m");
1858 if (r == O_DIRECTORY)
1859 return log_error_errno(SYNTHETIC_ERRNO(EISDIR),
1860 "Path '%s' refers to directory, but we need a regular file: %m", path);
1861
1862 local = fn;
1863 }
1864 if (!local)
1865 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
1866 "Need either path or local name.");
1867
1868 r = tar_strip_suffixes(local, &ll);
1869 if (r < 0)
1870 return log_oom();
1871
1872 local = ll;
1873
1874 if (!hostname_is_valid(local, 0))
1875 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
1876 "Local name %s is not a suitable machine name.",
1877 local);
1878
1879 if (path) {
1880 fd = open(path, O_RDONLY|O_CLOEXEC|O_NOCTTY);
1881 if (fd < 0)
1882 return log_error_errno(errno, "Failed to open %s: %m", path);
1883 }
1884
1885 r = bus_message_new_method_call(bus, &m, bus_import_mgr, "ImportTar");
1886 if (r < 0)
1887 return bus_log_create_error(r);
1888
1889 r = sd_bus_message_append(
1890 m,
1891 "hsbb",
1892 fd >= 0 ? fd : STDIN_FILENO,
1893 local,
1894 arg_force,
1895 arg_read_only);
1896 if (r < 0)
1897 return bus_log_create_error(r);
1898
1899 return transfer_image_common(bus, m);
1900 }
1901
1902 static int import_raw(int argc, char *argv[], void *userdata) {
1903 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
1904 _cleanup_free_ char *ll = NULL, *fn = NULL;
1905 const char *local = NULL, *path = NULL;
1906 _cleanup_close_ int fd = -1;
1907 sd_bus *bus = userdata;
1908 int r;
1909
1910 assert(bus);
1911
1912 if (argc >= 2)
1913 path = empty_or_dash_to_null(argv[1]);
1914
1915 if (argc >= 3)
1916 local = empty_or_dash_to_null(argv[2]);
1917 else if (path) {
1918 r = path_extract_filename(path, &fn);
1919 if (r < 0)
1920 return log_error_errno(r, "Cannot extract container name from filename: %m");
1921 if (r == O_DIRECTORY)
1922 return log_error_errno(SYNTHETIC_ERRNO(EISDIR),
1923 "Path '%s' refers to directory, but we need a regular file: %m", path);
1924
1925 local = fn;
1926 }
1927 if (!local)
1928 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
1929 "Need either path or local name.");
1930
1931 r = raw_strip_suffixes(local, &ll);
1932 if (r < 0)
1933 return log_oom();
1934
1935 local = ll;
1936
1937 if (!hostname_is_valid(local, 0))
1938 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
1939 "Local name %s is not a suitable machine name.",
1940 local);
1941
1942 if (path) {
1943 fd = open(path, O_RDONLY|O_CLOEXEC|O_NOCTTY);
1944 if (fd < 0)
1945 return log_error_errno(errno, "Failed to open %s: %m", path);
1946 }
1947
1948 r = bus_message_new_method_call(bus, &m, bus_import_mgr, "ImportRaw");
1949 if (r < 0)
1950 return bus_log_create_error(r);
1951
1952 r = sd_bus_message_append(
1953 m,
1954 "hsbb",
1955 fd >= 0 ? fd : STDIN_FILENO,
1956 local,
1957 arg_force,
1958 arg_read_only);
1959 if (r < 0)
1960 return bus_log_create_error(r);
1961
1962 return transfer_image_common(bus, m);
1963 }
1964
1965 static int import_fs(int argc, char *argv[], void *userdata) {
1966 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
1967 const char *local = NULL, *path = NULL;
1968 _cleanup_free_ char *fn = NULL;
1969 _cleanup_close_ int fd = -1;
1970 sd_bus *bus = userdata;
1971 int r;
1972
1973 assert(bus);
1974
1975 if (argc >= 2)
1976 path = empty_or_dash_to_null(argv[1]);
1977
1978 if (argc >= 3)
1979 local = empty_or_dash_to_null(argv[2]);
1980 else if (path) {
1981 r = path_extract_filename(path, &fn);
1982 if (r < 0)
1983 return log_error_errno(r, "Cannot extract container name from filename: %m");
1984
1985 local = fn;
1986 }
1987 if (!local)
1988 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
1989 "Need either path or local name.");
1990
1991 if (!hostname_is_valid(local, 0))
1992 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
1993 "Local name %s is not a suitable machine name.",
1994 local);
1995
1996 if (path) {
1997 fd = open(path, O_DIRECTORY|O_RDONLY|O_CLOEXEC);
1998 if (fd < 0)
1999 return log_error_errno(errno, "Failed to open directory '%s': %m", path);
2000 }
2001
2002 r = bus_message_new_method_call(bus, &m, bus_import_mgr, "ImportFileSystem");
2003 if (r < 0)
2004 return bus_log_create_error(r);
2005
2006 r = sd_bus_message_append(
2007 m,
2008 "hsbb",
2009 fd >= 0 ? fd : STDIN_FILENO,
2010 local,
2011 arg_force,
2012 arg_read_only);
2013 if (r < 0)
2014 return bus_log_create_error(r);
2015
2016 return transfer_image_common(bus, m);
2017 }
2018
2019 static void determine_compression_from_filename(const char *p) {
2020 if (arg_format)
2021 return;
2022
2023 if (!p)
2024 return;
2025
2026 if (endswith(p, ".xz"))
2027 arg_format = "xz";
2028 else if (endswith(p, ".gz"))
2029 arg_format = "gzip";
2030 else if (endswith(p, ".bz2"))
2031 arg_format = "bzip2";
2032 }
2033
2034 static int export_tar(int argc, char *argv[], void *userdata) {
2035 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
2036 _cleanup_close_ int fd = -1;
2037 const char *local = NULL, *path = NULL;
2038 sd_bus *bus = userdata;
2039 int r;
2040
2041 assert(bus);
2042
2043 local = argv[1];
2044 if (!hostname_is_valid(local, 0))
2045 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
2046 "Machine name %s is not valid.", local);
2047
2048 if (argc >= 3)
2049 path = argv[2];
2050 path = empty_or_dash_to_null(path);
2051
2052 if (path) {
2053 determine_compression_from_filename(path);
2054
2055 fd = open(path, O_WRONLY|O_CREAT|O_TRUNC|O_CLOEXEC|O_NOCTTY, 0666);
2056 if (fd < 0)
2057 return log_error_errno(errno, "Failed to open %s: %m", path);
2058 }
2059
2060 r = bus_message_new_method_call(bus, &m, bus_import_mgr, "ExportTar");
2061 if (r < 0)
2062 return bus_log_create_error(r);
2063
2064 r = sd_bus_message_append(
2065 m,
2066 "shs",
2067 local,
2068 fd >= 0 ? fd : STDOUT_FILENO,
2069 arg_format);
2070 if (r < 0)
2071 return bus_log_create_error(r);
2072
2073 return transfer_image_common(bus, m);
2074 }
2075
2076 static int export_raw(int argc, char *argv[], void *userdata) {
2077 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
2078 _cleanup_close_ int fd = -1;
2079 const char *local = NULL, *path = NULL;
2080 sd_bus *bus = userdata;
2081 int r;
2082
2083 assert(bus);
2084
2085 local = argv[1];
2086 if (!hostname_is_valid(local, 0))
2087 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
2088 "Machine name %s is not valid.", local);
2089
2090 if (argc >= 3)
2091 path = argv[2];
2092 path = empty_or_dash_to_null(path);
2093
2094 if (path) {
2095 determine_compression_from_filename(path);
2096
2097 fd = open(path, O_WRONLY|O_CREAT|O_TRUNC|O_CLOEXEC|O_NOCTTY, 0666);
2098 if (fd < 0)
2099 return log_error_errno(errno, "Failed to open %s: %m", path);
2100 }
2101
2102 r = bus_message_new_method_call(bus, &m, bus_import_mgr, "ExportRaw");
2103 if (r < 0)
2104 return bus_log_create_error(r);
2105
2106 r = sd_bus_message_append(
2107 m,
2108 "shs",
2109 local,
2110 fd >= 0 ? fd : STDOUT_FILENO,
2111 arg_format);
2112 if (r < 0)
2113 return bus_log_create_error(r);
2114
2115 return transfer_image_common(bus, m);
2116 }
2117
2118 static int pull_tar(int argc, char *argv[], void *userdata) {
2119 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
2120 _cleanup_free_ char *l = NULL, *ll = NULL;
2121 const char *local, *remote;
2122 sd_bus *bus = userdata;
2123 int r;
2124
2125 assert(bus);
2126
2127 remote = argv[1];
2128 if (!http_url_is_valid(remote) && !file_url_is_valid(remote))
2129 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
2130 "URL '%s' is not valid.", remote);
2131
2132 if (argc >= 3)
2133 local = argv[2];
2134 else {
2135 r = import_url_last_component(remote, &l);
2136 if (r < 0)
2137 return log_error_errno(r, "Failed to get final component of URL: %m");
2138
2139 local = l;
2140 }
2141
2142 local = empty_or_dash_to_null(local);
2143
2144 if (local) {
2145 r = tar_strip_suffixes(local, &ll);
2146 if (r < 0)
2147 return log_oom();
2148
2149 local = ll;
2150
2151 if (!hostname_is_valid(local, 0))
2152 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
2153 "Local name %s is not a suitable machine name.",
2154 local);
2155 }
2156
2157 r = bus_message_new_method_call(bus, &m, bus_import_mgr, "PullTar");
2158 if (r < 0)
2159 return bus_log_create_error(r);
2160
2161 r = sd_bus_message_append(
2162 m,
2163 "sssb",
2164 remote,
2165 local,
2166 import_verify_to_string(arg_verify),
2167 arg_force);
2168 if (r < 0)
2169 return bus_log_create_error(r);
2170
2171 return transfer_image_common(bus, m);
2172 }
2173
2174 static int pull_raw(int argc, char *argv[], void *userdata) {
2175 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL;
2176 _cleanup_free_ char *l = NULL, *ll = NULL;
2177 const char *local, *remote;
2178 sd_bus *bus = userdata;
2179 int r;
2180
2181 assert(bus);
2182
2183 remote = argv[1];
2184 if (!http_url_is_valid(remote) && !file_url_is_valid(remote))
2185 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
2186 "URL '%s' is not valid.", remote);
2187
2188 if (argc >= 3)
2189 local = argv[2];
2190 else {
2191 r = import_url_last_component(remote, &l);
2192 if (r < 0)
2193 return log_error_errno(r, "Failed to get final component of URL: %m");
2194
2195 local = l;
2196 }
2197
2198 local = empty_or_dash_to_null(local);
2199
2200 if (local) {
2201 r = raw_strip_suffixes(local, &ll);
2202 if (r < 0)
2203 return log_oom();
2204
2205 local = ll;
2206
2207 if (!hostname_is_valid(local, 0))
2208 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
2209 "Local name %s is not a suitable machine name.",
2210 local);
2211 }
2212
2213 r = bus_message_new_method_call(bus, &m, bus_import_mgr, "PullRaw");
2214 if (r < 0)
2215 return bus_log_create_error(r);
2216
2217 r = sd_bus_message_append(
2218 m,
2219 "sssb",
2220 remote,
2221 local,
2222 import_verify_to_string(arg_verify),
2223 arg_force);
2224 if (r < 0)
2225 return bus_log_create_error(r);
2226
2227 return transfer_image_common(bus, m);
2228 }
2229
2230 typedef struct TransferInfo {
2231 uint32_t id;
2232 const char *type;
2233 const char *remote;
2234 const char *local;
2235 double progress;
2236 } TransferInfo;
2237
2238 static int compare_transfer_info(const TransferInfo *a, const TransferInfo *b) {
2239 return strcmp(a->local, b->local);
2240 }
2241
2242 static int list_transfers(int argc, char *argv[], void *userdata) {
2243 size_t max_type = STRLEN("TYPE"), max_local = STRLEN("LOCAL"), max_remote = STRLEN("REMOTE");
2244 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
2245 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
2246 _cleanup_free_ TransferInfo *transfers = NULL;
2247 const char *type, *remote, *local;
2248 sd_bus *bus = userdata;
2249 uint32_t id, max_id = 0;
2250 size_t n_transfers = 0;
2251 double progress;
2252 int r;
2253
2254 (void) pager_open(arg_pager_flags);
2255
2256 r = bus_call_method(bus, bus_import_mgr, "ListTransfers", &error, &reply, NULL);
2257 if (r < 0)
2258 return log_error_errno(r, "Could not get transfers: %s", bus_error_message(&error, r));
2259
2260 r = sd_bus_message_enter_container(reply, 'a', "(usssdo)");
2261 if (r < 0)
2262 return bus_log_parse_error(r);
2263
2264 while ((r = sd_bus_message_read(reply, "(usssdo)", &id, &type, &remote, &local, &progress, NULL)) > 0) {
2265 size_t l;
2266
2267 if (!GREEDY_REALLOC(transfers, n_transfers + 1))
2268 return log_oom();
2269
2270 transfers[n_transfers].id = id;
2271 transfers[n_transfers].type = type;
2272 transfers[n_transfers].remote = remote;
2273 transfers[n_transfers].local = local;
2274 transfers[n_transfers].progress = progress;
2275
2276 l = strlen(type);
2277 if (l > max_type)
2278 max_type = l;
2279
2280 l = strlen(remote);
2281 if (l > max_remote)
2282 max_remote = l;
2283
2284 l = strlen(local);
2285 if (l > max_local)
2286 max_local = l;
2287
2288 if (id > max_id)
2289 max_id = id;
2290
2291 n_transfers++;
2292 }
2293 if (r < 0)
2294 return bus_log_parse_error(r);
2295
2296 r = sd_bus_message_exit_container(reply);
2297 if (r < 0)
2298 return bus_log_parse_error(r);
2299
2300 typesafe_qsort(transfers, n_transfers, compare_transfer_info);
2301
2302 if (arg_legend && n_transfers > 0)
2303 printf("%-*s %-*s %-*s %-*s %-*s\n",
2304 (int) MAX(2U, DECIMAL_STR_WIDTH(max_id)), "ID",
2305 (int) 7, "PERCENT",
2306 (int) max_type, "TYPE",
2307 (int) max_local, "LOCAL",
2308 (int) max_remote, "REMOTE");
2309
2310 for (size_t j = 0; j < n_transfers; j++)
2311
2312 if (transfers[j].progress < 0)
2313 printf("%*" PRIu32 " %*s %-*s %-*s %-*s\n",
2314 (int) MAX(2U, DECIMAL_STR_WIDTH(max_id)), transfers[j].id,
2315 (int) 7, "n/a",
2316 (int) max_type, transfers[j].type,
2317 (int) max_local, transfers[j].local,
2318 (int) max_remote, transfers[j].remote);
2319 else
2320 printf("%*" PRIu32 " %*u%% %-*s %-*s %-*s\n",
2321 (int) MAX(2U, DECIMAL_STR_WIDTH(max_id)), transfers[j].id,
2322 (int) 6, (unsigned) (transfers[j].progress * 100),
2323 (int) max_type, transfers[j].type,
2324 (int) max_local, transfers[j].local,
2325 (int) max_remote, transfers[j].remote);
2326
2327 if (arg_legend) {
2328 if (n_transfers > 0)
2329 printf("\n%zu transfers listed.\n", n_transfers);
2330 else
2331 printf("No transfers.\n");
2332 }
2333
2334 return 0;
2335 }
2336
2337 static int cancel_transfer(int argc, char *argv[], void *userdata) {
2338 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
2339 sd_bus *bus = userdata;
2340 int r;
2341
2342 assert(bus);
2343
2344 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
2345
2346 for (int i = 1; i < argc; i++) {
2347 uint32_t id;
2348
2349 r = safe_atou32(argv[i], &id);
2350 if (r < 0)
2351 return log_error_errno(r, "Failed to parse transfer id: %s", argv[i]);
2352
2353 r = bus_call_method(bus, bus_import_mgr, "CancelTransfer", &error, NULL, "u", id);
2354 if (r < 0)
2355 return log_error_errno(r, "Could not cancel transfer: %s", bus_error_message(&error, r));
2356 }
2357
2358 return 0;
2359 }
2360
2361 static int set_limit(int argc, char *argv[], void *userdata) {
2362 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
2363 sd_bus *bus = userdata;
2364 uint64_t limit;
2365 int r;
2366
2367 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
2368
2369 if (STR_IN_SET(argv[argc-1], "-", "none", "infinity"))
2370 limit = UINT64_MAX;
2371 else {
2372 r = parse_size(argv[argc-1], 1024, &limit);
2373 if (r < 0)
2374 return log_error_errno(r, "Failed to parse size: %s", argv[argc-1]);
2375 }
2376
2377 if (argc > 2)
2378 /* With two arguments changes the quota limit of the
2379 * specified image */
2380 r = bus_call_method(bus, bus_machine_mgr, "SetImageLimit", &error, NULL, "st", argv[1], limit);
2381 else
2382 /* With one argument changes the pool quota limit */
2383 r = bus_call_method(bus, bus_machine_mgr, "SetPoolLimit", &error, NULL, "t", limit);
2384
2385 if (r < 0)
2386 return log_error_errno(r, "Could not set limit: %s", bus_error_message(&error, r));
2387
2388 return 0;
2389 }
2390
2391 static int clean_images(int argc, char *argv[], void *userdata) {
2392 _cleanup_(sd_bus_message_unrefp) sd_bus_message *m = NULL, *reply = NULL;
2393 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
2394 uint64_t usage, total = 0;
2395 sd_bus *bus = userdata;
2396 const char *name;
2397 unsigned c = 0;
2398 int r;
2399
2400 polkit_agent_open_if_enabled(arg_transport, arg_ask_password);
2401
2402 r = bus_message_new_method_call(bus, &m, bus_machine_mgr, "CleanPool");
2403 if (r < 0)
2404 return bus_log_create_error(r);
2405
2406 r = sd_bus_message_append(m, "s", arg_all ? "all" : "hidden");
2407 if (r < 0)
2408 return bus_log_create_error(r);
2409
2410 /* This is a slow operation, hence permit a longer time for completion. */
2411 r = sd_bus_call(bus, m, USEC_INFINITY, &error, &reply);
2412 if (r < 0)
2413 return log_error_errno(r, "Could not clean pool: %s", bus_error_message(&error, r));
2414
2415 r = sd_bus_message_enter_container(reply, 'a', "(st)");
2416 if (r < 0)
2417 return bus_log_parse_error(r);
2418
2419 while ((r = sd_bus_message_read(reply, "(st)", &name, &usage)) > 0) {
2420 if (usage == UINT64_MAX) {
2421 log_info("Removed image '%s'", name);
2422 total = UINT64_MAX;
2423 } else {
2424 log_info("Removed image '%s'. Freed exclusive disk space: %s",
2425 name, FORMAT_BYTES(usage));
2426 if (total != UINT64_MAX)
2427 total += usage;
2428 }
2429 c++;
2430 }
2431
2432 r = sd_bus_message_exit_container(reply);
2433 if (r < 0)
2434 return bus_log_parse_error(r);
2435
2436 if (total == UINT64_MAX)
2437 log_info("Removed %u images in total.", c);
2438 else
2439 log_info("Removed %u images in total. Total freed exclusive disk space: %s.",
2440 c, FORMAT_BYTES(total));
2441
2442 return 0;
2443 }
2444
2445 static int help(int argc, char *argv[], void *userdata) {
2446 _cleanup_free_ char *link = NULL;
2447 int r;
2448
2449 (void) pager_open(arg_pager_flags);
2450
2451 r = terminal_urlify_man("machinectl", "1", &link);
2452 if (r < 0)
2453 return log_oom();
2454
2455 printf("%s [OPTIONS...] COMMAND ...\n\n"
2456 "%sSend control commands to or query the virtual machine and container%s\n"
2457 "%sregistration manager.%s\n"
2458 "\nMachine Commands:\n"
2459 " list List running VMs and containers\n"
2460 " status NAME... Show VM/container details\n"
2461 " show [NAME...] Show properties of one or more VMs/containers\n"
2462 " start NAME... Start container as a service\n"
2463 " login [NAME] Get a login prompt in a container or on the\n"
2464 " local host\n"
2465 " shell [[USER@]NAME [COMMAND...]]\n"
2466 " Invoke a shell (or other command) in a container\n"
2467 " or on the local host\n"
2468 " enable NAME... Enable automatic container start at boot\n"
2469 " disable NAME... Disable automatic container start at boot\n"
2470 " poweroff NAME... Power off one or more containers\n"
2471 " reboot NAME... Reboot one or more containers\n"
2472 " terminate NAME... Terminate one or more VMs/containers\n"
2473 " kill NAME... Send signal to processes of a VM/container\n"
2474 " copy-to NAME PATH [PATH] Copy files from the host to a container\n"
2475 " copy-from NAME PATH [PATH] Copy files from a container to the host\n"
2476 " bind NAME PATH [PATH] Bind mount a path from the host into a container\n\n"
2477 "Image Commands:\n"
2478 " list-images Show available container and VM images\n"
2479 " image-status [NAME...] Show image details\n"
2480 " show-image [NAME...] Show properties of image\n"
2481 " clone NAME NAME Clone an image\n"
2482 " rename NAME NAME Rename an image\n"
2483 " read-only NAME [BOOL] Mark or unmark image read-only\n"
2484 " remove NAME... Remove an image\n"
2485 " set-limit [NAME] BYTES Set image or pool size limit (disk quota)\n"
2486 " clean Remove hidden (or all) images\n\n"
2487 "Image Transfer Commands:\n"
2488 " pull-tar URL [NAME] Download a TAR container image\n"
2489 " pull-raw URL [NAME] Download a RAW container or VM image\n"
2490 " import-tar FILE [NAME] Import a local TAR container image\n"
2491 " import-raw FILE [NAME] Import a local RAW container or VM image\n"
2492 " import-fs DIRECTORY [NAME] Import a local directory container image\n"
2493 " export-tar NAME [FILE] Export a TAR container image locally\n"
2494 " export-raw NAME [FILE] Export a RAW container or VM image locally\n"
2495 " list-transfers Show list of downloads in progress\n"
2496 " cancel-transfer Cancel a download\n"
2497 "\nOptions:\n"
2498 " -h --help Show this help\n"
2499 " --version Show package version\n"
2500 " --no-pager Do not pipe output into a pager\n"
2501 " --no-legend Do not show the headers and footers\n"
2502 " --no-ask-password Do not ask for system passwords\n"
2503 " -H --host=[USER@]HOST Operate on remote host\n"
2504 " -M --machine=CONTAINER Operate on local container\n"
2505 " -p --property=NAME Show only properties by this name\n"
2506 " -q --quiet Suppress output\n"
2507 " -a --all Show all properties, including empty ones\n"
2508 " --value When showing properties, only print the value\n"
2509 " -l --full Do not ellipsize output\n"
2510 " --kill-who=WHO Who to send signal to\n"
2511 " -s --signal=SIGNAL Which signal to send\n"
2512 " --uid=USER Specify user ID to invoke shell as\n"
2513 " -E --setenv=VAR[=VALUE] Add an environment variable for shell\n"
2514 " --read-only Create read-only bind mount\n"
2515 " --mkdir Create directory before bind mounting, if missing\n"
2516 " -n --lines=INTEGER Number of journal entries to show\n"
2517 " --max-addresses=INTEGER Number of internet addresses to show at most\n"
2518 " -o --output=STRING Change journal output mode (short, short-precise,\n"
2519 " short-iso, short-iso-precise, short-full,\n"
2520 " short-monotonic, short-unix, verbose, export,\n"
2521 " json, json-pretty, json-sse, json-seq, cat,\n"
2522 " with-unit)\n"
2523 " --verify=MODE Verification mode for downloaded images (no,\n"
2524 " checksum, signature)\n"
2525 " --force Download image even if already exists\n"
2526 "\nSee the %s for details.\n",
2527 program_invocation_short_name,
2528 ansi_highlight(),
2529 ansi_normal(),
2530 ansi_highlight(),
2531 ansi_normal(),
2532 link);
2533
2534 return 0;
2535 }
2536
2537 static int parse_argv(int argc, char *argv[]) {
2538
2539 enum {
2540 ARG_VERSION = 0x100,
2541 ARG_NO_PAGER,
2542 ARG_NO_LEGEND,
2543 ARG_VALUE,
2544 ARG_KILL_WHO,
2545 ARG_READ_ONLY,
2546 ARG_MKDIR,
2547 ARG_NO_ASK_PASSWORD,
2548 ARG_VERIFY,
2549 ARG_FORCE,
2550 ARG_FORMAT,
2551 ARG_UID,
2552 ARG_MAX_ADDRESSES,
2553 };
2554
2555 static const struct option options[] = {
2556 { "help", no_argument, NULL, 'h' },
2557 { "version", no_argument, NULL, ARG_VERSION },
2558 { "property", required_argument, NULL, 'p' },
2559 { "all", no_argument, NULL, 'a' },
2560 { "value", no_argument, NULL, ARG_VALUE },
2561 { "full", no_argument, NULL, 'l' },
2562 { "no-pager", no_argument, NULL, ARG_NO_PAGER },
2563 { "no-legend", no_argument, NULL, ARG_NO_LEGEND },
2564 { "kill-who", required_argument, NULL, ARG_KILL_WHO },
2565 { "signal", required_argument, NULL, 's' },
2566 { "host", required_argument, NULL, 'H' },
2567 { "machine", required_argument, NULL, 'M' },
2568 { "read-only", no_argument, NULL, ARG_READ_ONLY },
2569 { "mkdir", no_argument, NULL, ARG_MKDIR },
2570 { "quiet", no_argument, NULL, 'q' },
2571 { "lines", required_argument, NULL, 'n' },
2572 { "output", required_argument, NULL, 'o' },
2573 { "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },
2574 { "verify", required_argument, NULL, ARG_VERIFY },
2575 { "force", no_argument, NULL, ARG_FORCE },
2576 { "format", required_argument, NULL, ARG_FORMAT },
2577 { "uid", required_argument, NULL, ARG_UID },
2578 { "setenv", required_argument, NULL, 'E' },
2579 { "max-addresses", required_argument, NULL, ARG_MAX_ADDRESSES },
2580 {}
2581 };
2582
2583 bool reorder = false;
2584 int c, r, shell = -1;
2585
2586 assert(argc >= 0);
2587 assert(argv);
2588
2589 for (;;) {
2590 static const char option_string[] = "-hp:als:H:M:qn:o:E:";
2591
2592 c = getopt_long(argc, argv, option_string + reorder, options, NULL);
2593 if (c < 0)
2594 break;
2595
2596 switch (c) {
2597
2598 case 1: /* getopt_long() returns 1 if "-" was the first character of the option string, and a
2599 * non-option argument was discovered. */
2600
2601 assert(!reorder);
2602
2603 /* We generally are fine with the fact that getopt_long() reorders the command line, and looks
2604 * for switches after the main verb. However, for "shell" we really don't want that, since we
2605 * want that switches specified after the machine name are passed to the program to execute,
2606 * and not processed by us. To make this possible, we'll first invoke getopt_long() with
2607 * reordering disabled (i.e. with the "-" prefix in the option string), looking for the first
2608 * non-option parameter. If it's the verb "shell" we remember its position and continue
2609 * processing options. In this case, as soon as we hit the next non-option argument we found
2610 * the machine name, and stop further processing. If the first non-option argument is any other
2611 * verb than "shell" we switch to normal reordering mode and continue processing arguments
2612 * normally. */
2613
2614 if (shell >= 0) {
2615 /* If we already found the "shell" verb on the command line, and now found the next
2616 * non-option argument, then this is the machine name and we should stop processing
2617 * further arguments. */
2618 optind --; /* don't process this argument, go one step back */
2619 goto done;
2620 }
2621 if (streq(optarg, "shell"))
2622 /* Remember the position of the "shell" verb, and continue processing normally. */
2623 shell = optind - 1;
2624 else {
2625 int saved_optind;
2626
2627 /* OK, this is some other verb. In this case, turn on reordering again, and continue
2628 * processing normally. */
2629 reorder = true;
2630
2631 /* We changed the option string. getopt_long() only looks at it again if we invoke it
2632 * at least once with a reset option index. Hence, let's reset the option index here,
2633 * then invoke getopt_long() again (ignoring what it has to say, after all we most
2634 * likely already processed it), and the bump the option index so that we read the
2635 * intended argument again. */
2636 saved_optind = optind;
2637 optind = 0;
2638 (void) getopt_long(argc, argv, option_string + reorder, options, NULL);
2639 optind = saved_optind - 1; /* go one step back, process this argument again */
2640 }
2641
2642 break;
2643
2644 case 'h':
2645 return help(0, NULL, NULL);
2646
2647 case ARG_VERSION:
2648 return version();
2649
2650 case 'p':
2651 r = strv_extend(&arg_property, optarg);
2652 if (r < 0)
2653 return log_oom();
2654
2655 /* If the user asked for a particular
2656 * property, show it to them, even if it is
2657 * empty. */
2658 SET_FLAG(arg_print_flags, BUS_PRINT_PROPERTY_SHOW_EMPTY, true);
2659 break;
2660
2661 case 'a':
2662 SET_FLAG(arg_print_flags, BUS_PRINT_PROPERTY_SHOW_EMPTY, true);
2663 arg_all = true;
2664 break;
2665
2666 case ARG_VALUE:
2667 SET_FLAG(arg_print_flags, BUS_PRINT_PROPERTY_ONLY_VALUE, true);
2668 break;
2669
2670 case 'l':
2671 arg_full = true;
2672 break;
2673
2674 case 'n':
2675 if (safe_atou(optarg, &arg_lines) < 0)
2676 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
2677 "Failed to parse lines '%s'", optarg);
2678 break;
2679
2680 case 'o':
2681 if (streq(optarg, "help")) {
2682 DUMP_STRING_TABLE(output_mode, OutputMode, _OUTPUT_MODE_MAX);
2683 return 0;
2684 }
2685
2686 r = output_mode_from_string(optarg);
2687 if (r < 0)
2688 return log_error_errno(r, "Unknown output '%s'.", optarg);
2689 arg_output = r;
2690
2691 if (OUTPUT_MODE_IS_JSON(arg_output))
2692 arg_legend = false;
2693 break;
2694
2695 case ARG_NO_PAGER:
2696 arg_pager_flags |= PAGER_DISABLE;
2697 break;
2698
2699 case ARG_NO_LEGEND:
2700 arg_legend = false;
2701 break;
2702
2703 case ARG_KILL_WHO:
2704 arg_kill_who = optarg;
2705 break;
2706
2707 case 's':
2708 r = parse_signal_argument(optarg, &arg_signal);
2709 if (r <= 0)
2710 return r;
2711 break;
2712
2713 case ARG_NO_ASK_PASSWORD:
2714 arg_ask_password = false;
2715 break;
2716
2717 case 'H':
2718 arg_transport = BUS_TRANSPORT_REMOTE;
2719 arg_host = optarg;
2720 break;
2721
2722 case 'M':
2723 arg_transport = BUS_TRANSPORT_MACHINE;
2724 arg_host = optarg;
2725 break;
2726
2727 case ARG_READ_ONLY:
2728 arg_read_only = true;
2729 break;
2730
2731 case ARG_MKDIR:
2732 arg_mkdir = true;
2733 break;
2734
2735 case 'q':
2736 arg_quiet = true;
2737 break;
2738
2739 case ARG_VERIFY:
2740 if (streq(optarg, "help")) {
2741 DUMP_STRING_TABLE(import_verify, ImportVerify, _IMPORT_VERIFY_MAX);
2742 return 0;
2743 }
2744
2745 r = import_verify_from_string(optarg);
2746 if (r < 0)
2747 return log_error_errno(r, "Failed to parse --verify= setting: %s", optarg);
2748 arg_verify = r;
2749 break;
2750
2751 case ARG_FORCE:
2752 arg_force = true;
2753 break;
2754
2755 case ARG_FORMAT:
2756 if (!STR_IN_SET(optarg, "uncompressed", "xz", "gzip", "bzip2"))
2757 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
2758 "Unknown format: %s", optarg);
2759
2760 arg_format = optarg;
2761 break;
2762
2763 case ARG_UID:
2764 arg_uid = optarg;
2765 break;
2766
2767 case 'E':
2768 r = strv_env_replace_strdup_passthrough(&arg_setenv, optarg);
2769 if (r < 0)
2770 return log_error_errno(r, "Cannot assign environment variable %s: %m", optarg);
2771 break;
2772
2773 case ARG_MAX_ADDRESSES:
2774 if (streq(optarg, "all"))
2775 arg_max_addresses = ALL_ADDRESSES;
2776 else if (safe_atoi(optarg, &arg_max_addresses) < 0)
2777 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
2778 "Invalid number of addresses: %s", optarg);
2779 else if (arg_max_addresses <= 0)
2780 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
2781 "Number of IPs cannot be negative or zero: %s", optarg);
2782 break;
2783
2784 case '?':
2785 return -EINVAL;
2786
2787 default:
2788 assert_not_reached();
2789 }
2790 }
2791
2792 done:
2793 if (shell >= 0) {
2794 char *t;
2795
2796 /* We found the "shell" verb while processing the argument list. Since we turned off reordering of the
2797 * argument list initially let's readjust it now, and move the "shell" verb to the back. */
2798
2799 optind -= 1; /* place the option index where the "shell" verb will be placed */
2800
2801 t = argv[shell];
2802 for (int i = shell; i < optind; i++)
2803 argv[i] = argv[i+1];
2804 argv[optind] = t;
2805 }
2806
2807 return 1;
2808 }
2809
2810 static int machinectl_main(int argc, char *argv[], sd_bus *bus) {
2811
2812 static const Verb verbs[] = {
2813 { "help", VERB_ANY, VERB_ANY, 0, help },
2814 { "list", VERB_ANY, 1, VERB_DEFAULT, list_machines },
2815 { "list-images", VERB_ANY, 1, 0, list_images },
2816 { "status", 2, VERB_ANY, 0, show_machine },
2817 { "image-status", VERB_ANY, VERB_ANY, 0, show_image },
2818 { "show", VERB_ANY, VERB_ANY, 0, show_machine },
2819 { "show-image", VERB_ANY, VERB_ANY, 0, show_image },
2820 { "terminate", 2, VERB_ANY, 0, terminate_machine },
2821 { "reboot", 2, VERB_ANY, 0, reboot_machine },
2822 { "poweroff", 2, VERB_ANY, 0, poweroff_machine },
2823 { "stop", 2, VERB_ANY, 0, poweroff_machine }, /* Convenience alias */
2824 { "kill", 2, VERB_ANY, 0, kill_machine },
2825 { "login", VERB_ANY, 2, 0, login_machine },
2826 { "shell", VERB_ANY, VERB_ANY, 0, shell_machine },
2827 { "bind", 3, 4, 0, bind_mount },
2828 { "copy-to", 3, 4, 0, copy_files },
2829 { "copy-from", 3, 4, 0, copy_files },
2830 { "remove", 2, VERB_ANY, 0, remove_image },
2831 { "rename", 3, 3, 0, rename_image },
2832 { "clone", 3, 3, 0, clone_image },
2833 { "read-only", 2, 3, 0, read_only_image },
2834 { "start", 2, VERB_ANY, 0, start_machine },
2835 { "enable", 2, VERB_ANY, 0, enable_machine },
2836 { "disable", 2, VERB_ANY, 0, enable_machine },
2837 { "import-tar", 2, 3, 0, import_tar },
2838 { "import-raw", 2, 3, 0, import_raw },
2839 { "import-fs", 2, 3, 0, import_fs },
2840 { "export-tar", 2, 3, 0, export_tar },
2841 { "export-raw", 2, 3, 0, export_raw },
2842 { "pull-tar", 2, 3, 0, pull_tar },
2843 { "pull-raw", 2, 3, 0, pull_raw },
2844 { "list-transfers", VERB_ANY, 1, 0, list_transfers },
2845 { "cancel-transfer", 2, VERB_ANY, 0, cancel_transfer },
2846 { "set-limit", 2, 3, 0, set_limit },
2847 { "clean", VERB_ANY, 1, 0, clean_images },
2848 {}
2849 };
2850
2851 return dispatch_verb(argc, argv, verbs, bus);
2852 }
2853
2854 static int run(int argc, char *argv[]) {
2855 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
2856 int r;
2857
2858 setlocale(LC_ALL, "");
2859 log_setup();
2860
2861 /* The journal merging logic potentially needs a lot of fds. */
2862 (void) rlimit_nofile_bump(HIGH_RLIMIT_NOFILE);
2863
2864 sigbus_install();
2865
2866 r = parse_argv(argc, argv);
2867 if (r <= 0)
2868 return r;
2869
2870 r = bus_connect_transport(arg_transport, arg_host, false, &bus);
2871 if (r < 0)
2872 return bus_log_connect_error(r, arg_transport);
2873
2874 (void) sd_bus_set_allow_interactive_authorization(bus, arg_ask_password);
2875
2876 return machinectl_main(argc, argv, bus);
2877 }
2878
2879 DEFINE_MAIN_FUNCTION(run);
Unnamed repository; edit this file 'description' to name the repository.