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Commit | Line | Data |
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418b9be5 LP |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2014 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU Lesser General Public License as published by | |
10 | the Free Software Foundation; either version 2.1 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | Lesser General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU Lesser General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
418b9be5 | 22 | #include <fcntl.h> |
418b9be5 LP |
23 | #include <getopt.h> |
24 | #include <shadow.h> | |
3f6fd1ba | 25 | #include <unistd.h> |
418b9be5 | 26 | |
b5efdb8a | 27 | #include "alloc-util.h" |
3f6fd1ba | 28 | #include "ask-password-api.h" |
418b9be5 | 29 | #include "copy.h" |
6bedfcbb | 30 | #include "fd-util.h" |
3f6fd1ba | 31 | #include "fileio.h" |
f4f15635 | 32 | #include "fs-util.h" |
3f6fd1ba LP |
33 | #include "hostname-util.h" |
34 | #include "locale-util.h" | |
418b9be5 | 35 | #include "mkdir.h" |
6bedfcbb | 36 | #include "parse-util.h" |
418b9be5 | 37 | #include "path-util.h" |
3df3e884 | 38 | #include "random-util.h" |
6bedfcbb | 39 | #include "string-util.h" |
3f6fd1ba | 40 | #include "strv.h" |
288a74cc | 41 | #include "terminal-util.h" |
3f6fd1ba | 42 | #include "time-util.h" |
affb60b1 | 43 | #include "umask-util.h" |
e929bee0 | 44 | #include "user-util.h" |
418b9be5 LP |
45 | |
46 | static char *arg_root = NULL; | |
47 | static char *arg_locale = NULL; /* $LANG */ | |
48 | static char *arg_locale_messages = NULL; /* $LC_MESSAGES */ | |
49 | static char *arg_timezone = NULL; | |
50 | static char *arg_hostname = NULL; | |
51 | static sd_id128_t arg_machine_id = {}; | |
52 | static char *arg_root_password = NULL; | |
53 | static bool arg_prompt_locale = false; | |
54 | static bool arg_prompt_timezone = false; | |
55 | static bool arg_prompt_hostname = false; | |
56 | static bool arg_prompt_root_password = false; | |
57 | static bool arg_copy_locale = false; | |
58 | static bool arg_copy_timezone = false; | |
59 | static bool arg_copy_root_password = false; | |
60 | ||
418b9be5 LP |
61 | static bool press_any_key(void) { |
62 | char k = 0; | |
63 | bool need_nl = true; | |
64 | ||
65 | printf("-- Press any key to proceed --"); | |
66 | fflush(stdout); | |
67 | ||
94956f8f | 68 | (void) read_one_char(stdin, &k, USEC_INFINITY, &need_nl); |
418b9be5 LP |
69 | |
70 | if (need_nl) | |
71 | putchar('\n'); | |
72 | ||
73 | return k != 'q'; | |
74 | } | |
75 | ||
76 | static void print_welcome(void) { | |
77 | _cleanup_free_ char *pretty_name = NULL; | |
78 | const char *os_release = NULL; | |
79 | static bool done = false; | |
80 | int r; | |
81 | ||
82 | if (done) | |
83 | return; | |
84 | ||
1d13f648 | 85 | os_release = prefix_roota(arg_root, "/etc/os-release"); |
418b9be5 LP |
86 | r = parse_env_file(os_release, NEWLINE, |
87 | "PRETTY_NAME", &pretty_name, | |
88 | NULL); | |
89 | if (r == -ENOENT) { | |
90 | ||
1d13f648 | 91 | os_release = prefix_roota(arg_root, "/usr/lib/os-release"); |
418b9be5 LP |
92 | r = parse_env_file(os_release, NEWLINE, |
93 | "PRETTY_NAME", &pretty_name, | |
94 | NULL); | |
95 | } | |
96 | ||
97 | if (r < 0 && r != -ENOENT) | |
da927ba9 | 98 | log_warning_errno(r, "Failed to read os-release file: %m"); |
418b9be5 LP |
99 | |
100 | printf("\nWelcome to your new installation of %s!\nPlease configure a few basic system settings:\n\n", | |
101 | isempty(pretty_name) ? "Linux" : pretty_name); | |
102 | ||
103 | press_any_key(); | |
104 | ||
105 | done = true; | |
106 | } | |
107 | ||
108 | static int show_menu(char **x, unsigned n_columns, unsigned width, unsigned percentage) { | |
109 | unsigned n, per_column, i, j; | |
110 | unsigned break_lines, break_modulo; | |
111 | ||
112 | assert(n_columns > 0); | |
113 | ||
114 | n = strv_length(x); | |
115 | per_column = (n + n_columns - 1) / n_columns; | |
116 | ||
117 | break_lines = lines(); | |
118 | if (break_lines > 2) | |
119 | break_lines--; | |
120 | ||
121 | /* The first page gets two extra lines, since we want to show | |
122 | * a title */ | |
123 | break_modulo = break_lines; | |
124 | if (break_modulo > 3) | |
125 | break_modulo -= 3; | |
126 | ||
127 | for (i = 0; i < per_column; i++) { | |
128 | ||
129 | for (j = 0; j < n_columns; j ++) { | |
130 | _cleanup_free_ char *e = NULL; | |
131 | ||
132 | if (j * per_column + i >= n) | |
133 | break; | |
134 | ||
135 | e = ellipsize(x[j * per_column + i], width, percentage); | |
136 | if (!e) | |
137 | return log_oom(); | |
138 | ||
139 | printf("%4u) %-*s", j * per_column + i + 1, width, e); | |
140 | } | |
141 | ||
142 | putchar('\n'); | |
143 | ||
144 | /* on the first screen we reserve 2 extra lines for the title */ | |
145 | if (i % break_lines == break_modulo) { | |
146 | if (!press_any_key()) | |
147 | return 0; | |
148 | } | |
149 | } | |
150 | ||
151 | return 0; | |
152 | } | |
153 | ||
154 | static int prompt_loop(const char *text, char **l, bool (*is_valid)(const char *name), char **ret) { | |
155 | int r; | |
156 | ||
157 | assert(text); | |
158 | assert(is_valid); | |
159 | assert(ret); | |
160 | ||
161 | for (;;) { | |
162 | _cleanup_free_ char *p = NULL; | |
163 | unsigned u; | |
164 | ||
165 | r = ask_string(&p, "%s %s (empty to skip): ", draw_special_char(DRAW_TRIANGULAR_BULLET), text); | |
23bbb0de MS |
166 | if (r < 0) |
167 | return log_error_errno(r, "Failed to query user: %m"); | |
418b9be5 LP |
168 | |
169 | if (isempty(p)) { | |
170 | log_warning("No data entered, skipping."); | |
171 | return 0; | |
172 | } | |
173 | ||
174 | r = safe_atou(p, &u); | |
175 | if (r >= 0) { | |
176 | char *c; | |
177 | ||
178 | if (u <= 0 || u > strv_length(l)) { | |
179 | log_error("Specified entry number out of range."); | |
180 | continue; | |
181 | } | |
182 | ||
183 | log_info("Selected '%s'.", l[u-1]); | |
184 | ||
185 | c = strdup(l[u-1]); | |
186 | if (!c) | |
187 | return log_oom(); | |
188 | ||
189 | free(*ret); | |
190 | *ret = c; | |
191 | return 0; | |
192 | } | |
193 | ||
194 | if (!is_valid(p)) { | |
195 | log_error("Entered data invalid."); | |
196 | continue; | |
197 | } | |
198 | ||
199 | free(*ret); | |
200 | *ret = p; | |
201 | p = 0; | |
202 | return 0; | |
203 | } | |
204 | } | |
205 | ||
206 | static int prompt_locale(void) { | |
207 | _cleanup_strv_free_ char **locales = NULL; | |
208 | int r; | |
209 | ||
210 | if (arg_locale || arg_locale_messages) | |
211 | return 0; | |
212 | ||
213 | if (!arg_prompt_locale) | |
214 | return 0; | |
215 | ||
216 | r = get_locales(&locales); | |
23bbb0de MS |
217 | if (r < 0) |
218 | return log_error_errno(r, "Cannot query locales list: %m"); | |
418b9be5 LP |
219 | |
220 | print_welcome(); | |
221 | ||
222 | printf("\nAvailable Locales:\n\n"); | |
223 | r = show_menu(locales, 3, 22, 60); | |
224 | if (r < 0) | |
225 | return r; | |
226 | ||
227 | putchar('\n'); | |
228 | ||
229 | r = prompt_loop("Please enter system locale name or number", locales, locale_is_valid, &arg_locale); | |
230 | if (r < 0) | |
231 | return r; | |
232 | ||
233 | if (isempty(arg_locale)) | |
234 | return 0; | |
235 | ||
236 | r = prompt_loop("Please enter system message locale name or number", locales, locale_is_valid, &arg_locale_messages); | |
237 | if (r < 0) | |
238 | return r; | |
239 | ||
240 | return 0; | |
241 | } | |
242 | ||
243 | static int process_locale(void) { | |
244 | const char *etc_localeconf; | |
245 | char* locales[3]; | |
246 | unsigned i = 0; | |
247 | int r; | |
248 | ||
1d13f648 | 249 | etc_localeconf = prefix_roota(arg_root, "/etc/locale.conf"); |
418b9be5 LP |
250 | if (faccessat(AT_FDCWD, etc_localeconf, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) |
251 | return 0; | |
252 | ||
253 | if (arg_copy_locale && arg_root) { | |
254 | ||
255 | mkdir_parents(etc_localeconf, 0755); | |
f2068bcc | 256 | r = copy_file("/etc/locale.conf", etc_localeconf, 0, 0644, 0); |
418b9be5 | 257 | if (r != -ENOENT) { |
23bbb0de MS |
258 | if (r < 0) |
259 | return log_error_errno(r, "Failed to copy %s: %m", etc_localeconf); | |
418b9be5 LP |
260 | |
261 | log_info("%s copied.", etc_localeconf); | |
262 | return 0; | |
263 | } | |
264 | } | |
265 | ||
266 | r = prompt_locale(); | |
267 | if (r < 0) | |
268 | return r; | |
269 | ||
270 | if (!isempty(arg_locale)) | |
63c372cb | 271 | locales[i++] = strjoina("LANG=", arg_locale); |
418b9be5 | 272 | if (!isempty(arg_locale_messages) && !streq(arg_locale_messages, arg_locale)) |
63c372cb | 273 | locales[i++] = strjoina("LC_MESSAGES=", arg_locale_messages); |
418b9be5 LP |
274 | |
275 | if (i == 0) | |
276 | return 0; | |
277 | ||
278 | locales[i] = NULL; | |
279 | ||
280 | mkdir_parents(etc_localeconf, 0755); | |
281 | r = write_env_file(etc_localeconf, locales); | |
23bbb0de MS |
282 | if (r < 0) |
283 | return log_error_errno(r, "Failed to write %s: %m", etc_localeconf); | |
418b9be5 LP |
284 | |
285 | log_info("%s written.", etc_localeconf); | |
286 | return 0; | |
287 | } | |
288 | ||
289 | static int prompt_timezone(void) { | |
290 | _cleanup_strv_free_ char **zones = NULL; | |
291 | int r; | |
292 | ||
293 | if (arg_timezone) | |
294 | return 0; | |
295 | ||
296 | if (!arg_prompt_timezone) | |
297 | return 0; | |
298 | ||
299 | r = get_timezones(&zones); | |
23bbb0de MS |
300 | if (r < 0) |
301 | return log_error_errno(r, "Cannot query timezone list: %m"); | |
418b9be5 LP |
302 | |
303 | print_welcome(); | |
304 | ||
305 | printf("\nAvailable Time Zones:\n\n"); | |
306 | r = show_menu(zones, 3, 22, 30); | |
307 | if (r < 0) | |
308 | return r; | |
309 | ||
310 | putchar('\n'); | |
311 | ||
312 | r = prompt_loop("Please enter timezone name or number", zones, timezone_is_valid, &arg_timezone); | |
313 | if (r < 0) | |
314 | return r; | |
315 | ||
316 | return 0; | |
317 | } | |
318 | ||
319 | static int process_timezone(void) { | |
320 | const char *etc_localtime, *e; | |
321 | int r; | |
322 | ||
1d13f648 | 323 | etc_localtime = prefix_roota(arg_root, "/etc/localtime"); |
418b9be5 LP |
324 | if (faccessat(AT_FDCWD, etc_localtime, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) |
325 | return 0; | |
326 | ||
327 | if (arg_copy_timezone && arg_root) { | |
328 | _cleanup_free_ char *p = NULL; | |
329 | ||
330 | r = readlink_malloc("/etc/localtime", &p); | |
331 | if (r != -ENOENT) { | |
23bbb0de MS |
332 | if (r < 0) |
333 | return log_error_errno(r, "Failed to read host timezone: %m"); | |
418b9be5 LP |
334 | |
335 | mkdir_parents(etc_localtime, 0755); | |
4a62c710 MS |
336 | if (symlink(p, etc_localtime) < 0) |
337 | return log_error_errno(errno, "Failed to create %s symlink: %m", etc_localtime); | |
418b9be5 LP |
338 | |
339 | log_info("%s copied.", etc_localtime); | |
340 | return 0; | |
341 | } | |
342 | } | |
343 | ||
344 | r = prompt_timezone(); | |
345 | if (r < 0) | |
346 | return r; | |
347 | ||
348 | if (isempty(arg_timezone)) | |
349 | return 0; | |
350 | ||
63c372cb | 351 | e = strjoina("../usr/share/zoneinfo/", arg_timezone); |
418b9be5 LP |
352 | |
353 | mkdir_parents(etc_localtime, 0755); | |
4a62c710 MS |
354 | if (symlink(e, etc_localtime) < 0) |
355 | return log_error_errno(errno, "Failed to create %s symlink: %m", etc_localtime); | |
418b9be5 LP |
356 | |
357 | log_info("%s written", etc_localtime); | |
358 | return 0; | |
359 | } | |
360 | ||
361 | static int prompt_hostname(void) { | |
362 | int r; | |
363 | ||
364 | if (arg_hostname) | |
365 | return 0; | |
366 | ||
367 | if (!arg_prompt_hostname) | |
368 | return 0; | |
369 | ||
370 | print_welcome(); | |
371 | putchar('\n'); | |
372 | ||
373 | for (;;) { | |
374 | _cleanup_free_ char *h = NULL; | |
375 | ||
376 | r = ask_string(&h, "%s Please enter hostname for new system (empty to skip): ", draw_special_char(DRAW_TRIANGULAR_BULLET)); | |
23bbb0de MS |
377 | if (r < 0) |
378 | return log_error_errno(r, "Failed to query hostname: %m"); | |
418b9be5 LP |
379 | |
380 | if (isempty(h)) { | |
381 | log_warning("No hostname entered, skipping."); | |
382 | break; | |
383 | } | |
384 | ||
34ad6090 | 385 | if (!hostname_is_valid(h, true)) { |
418b9be5 LP |
386 | log_error("Specified hostname invalid."); |
387 | continue; | |
388 | } | |
389 | ||
34ad6090 | 390 | /* Get rid of the trailing dot that we allow, but don't want to see */ |
ae691c1d | 391 | arg_hostname = hostname_cleanup(h); |
418b9be5 LP |
392 | h = NULL; |
393 | break; | |
394 | } | |
395 | ||
396 | return 0; | |
397 | } | |
398 | ||
399 | static int process_hostname(void) { | |
400 | const char *etc_hostname; | |
401 | int r; | |
402 | ||
1d13f648 | 403 | etc_hostname = prefix_roota(arg_root, "/etc/hostname"); |
418b9be5 LP |
404 | if (faccessat(AT_FDCWD, etc_hostname, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) |
405 | return 0; | |
406 | ||
407 | r = prompt_hostname(); | |
408 | if (r < 0) | |
409 | return r; | |
410 | ||
411 | if (isempty(arg_hostname)) | |
412 | return 0; | |
413 | ||
414 | mkdir_parents(etc_hostname, 0755); | |
4c1fc3e4 | 415 | r = write_string_file(etc_hostname, arg_hostname, WRITE_STRING_FILE_CREATE); |
23bbb0de MS |
416 | if (r < 0) |
417 | return log_error_errno(r, "Failed to write %s: %m", etc_hostname); | |
418b9be5 LP |
418 | |
419 | log_info("%s written.", etc_hostname); | |
420 | return 0; | |
421 | } | |
422 | ||
423 | static int process_machine_id(void) { | |
424 | const char *etc_machine_id; | |
425 | char id[SD_ID128_STRING_MAX]; | |
426 | int r; | |
427 | ||
1d13f648 | 428 | etc_machine_id = prefix_roota(arg_root, "/etc/machine-id"); |
418b9be5 LP |
429 | if (faccessat(AT_FDCWD, etc_machine_id, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) |
430 | return 0; | |
431 | ||
418b9be5 LP |
432 | if (sd_id128_equal(arg_machine_id, SD_ID128_NULL)) |
433 | return 0; | |
434 | ||
435 | mkdir_parents(etc_machine_id, 0755); | |
4c1fc3e4 | 436 | r = write_string_file(etc_machine_id, sd_id128_to_string(arg_machine_id, id), WRITE_STRING_FILE_CREATE); |
23bbb0de MS |
437 | if (r < 0) |
438 | return log_error_errno(r, "Failed to write machine id: %m"); | |
418b9be5 LP |
439 | |
440 | log_info("%s written.", etc_machine_id); | |
441 | return 0; | |
442 | } | |
443 | ||
444 | static int prompt_root_password(void) { | |
445 | const char *msg1, *msg2, *etc_shadow; | |
446 | int r; | |
447 | ||
448 | if (arg_root_password) | |
449 | return 0; | |
450 | ||
451 | if (!arg_prompt_root_password) | |
452 | return 0; | |
453 | ||
1d13f648 | 454 | etc_shadow = prefix_roota(arg_root, "/etc/shadow"); |
418b9be5 LP |
455 | if (faccessat(AT_FDCWD, etc_shadow, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) |
456 | return 0; | |
457 | ||
458 | print_welcome(); | |
459 | putchar('\n'); | |
460 | ||
63c372cb LP |
461 | msg1 = strjoina(draw_special_char(DRAW_TRIANGULAR_BULLET), " Please enter a new root password (empty to skip): "); |
462 | msg2 = strjoina(draw_special_char(DRAW_TRIANGULAR_BULLET), " Please enter new root password again: "); | |
418b9be5 LP |
463 | |
464 | for (;;) { | |
ab84f5b9 | 465 | _cleanup_string_free_erase_ char *a = NULL, *b = NULL; |
418b9be5 | 466 | |
e287086b | 467 | r = ask_password_tty(msg1, NULL, 0, 0, NULL, &a); |
23bbb0de MS |
468 | if (r < 0) |
469 | return log_error_errno(r, "Failed to query root password: %m"); | |
418b9be5 LP |
470 | |
471 | if (isempty(a)) { | |
472 | log_warning("No password entered, skipping."); | |
473 | break; | |
474 | } | |
475 | ||
e287086b | 476 | r = ask_password_tty(msg2, NULL, 0, 0, NULL, &b); |
ab84f5b9 | 477 | if (r < 0) |
00843602 | 478 | return log_error_errno(r, "Failed to query root password: %m"); |
418b9be5 LP |
479 | |
480 | if (!streq(a, b)) { | |
481 | log_error("Entered passwords did not match, please try again."); | |
418b9be5 LP |
482 | continue; |
483 | } | |
484 | ||
418b9be5 LP |
485 | arg_root_password = a; |
486 | a = NULL; | |
487 | break; | |
488 | } | |
489 | ||
490 | return 0; | |
491 | } | |
492 | ||
493 | static int write_root_shadow(const char *path, const struct spwd *p) { | |
494 | _cleanup_fclose_ FILE *f = NULL; | |
495 | assert(path); | |
496 | assert(p); | |
497 | ||
3250929b LP |
498 | RUN_WITH_UMASK(0777) |
499 | f = fopen(path, "wex"); | |
418b9be5 LP |
500 | if (!f) |
501 | return -errno; | |
502 | ||
503 | errno = 0; | |
504 | if (putspent(p, f) != 0) | |
505 | return errno ? -errno : -EIO; | |
506 | ||
507 | return fflush_and_check(f); | |
508 | } | |
509 | ||
510 | static int process_root_password(void) { | |
511 | ||
512 | static const char table[] = | |
513 | "abcdefghijklmnopqrstuvwxyz" | |
514 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
515 | "0123456789" | |
516 | "./"; | |
517 | ||
518 | struct spwd item = { | |
519 | .sp_namp = (char*) "root", | |
ad525df8 IS |
520 | .sp_min = -1, |
521 | .sp_max = -1, | |
522 | .sp_warn = -1, | |
418b9be5 LP |
523 | .sp_inact = -1, |
524 | .sp_expire = -1, | |
525 | .sp_flag = (unsigned long) -1, /* this appears to be what everybody does ... */ | |
526 | }; | |
45035609 LP |
527 | |
528 | _cleanup_close_ int lock = -1; | |
418b9be5 LP |
529 | char salt[3+16+1+1]; |
530 | uint8_t raw[16]; | |
531 | unsigned i; | |
532 | char *j; | |
533 | ||
534 | const char *etc_shadow; | |
535 | int r; | |
536 | ||
1d13f648 | 537 | etc_shadow = prefix_roota(arg_root, "/etc/shadow"); |
418b9be5 LP |
538 | if (faccessat(AT_FDCWD, etc_shadow, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) |
539 | return 0; | |
540 | ||
45035609 LP |
541 | mkdir_parents(etc_shadow, 0755); |
542 | ||
e929bee0 | 543 | lock = take_etc_passwd_lock(arg_root); |
45035609 LP |
544 | if (lock < 0) |
545 | return lock; | |
546 | ||
418b9be5 LP |
547 | if (arg_copy_root_password && arg_root) { |
548 | struct spwd *p; | |
549 | ||
550 | errno = 0; | |
551 | p = getspnam("root"); | |
552 | if (p || errno != ENOENT) { | |
553 | if (!p) { | |
554 | if (!errno) | |
555 | errno = EIO; | |
556 | ||
e1427b13 | 557 | return log_error_errno(errno, "Failed to find shadow entry for root: %m"); |
418b9be5 LP |
558 | } |
559 | ||
560 | r = write_root_shadow(etc_shadow, p); | |
23bbb0de MS |
561 | if (r < 0) |
562 | return log_error_errno(r, "Failed to write %s: %m", etc_shadow); | |
418b9be5 LP |
563 | |
564 | log_info("%s copied.", etc_shadow); | |
565 | return 0; | |
566 | } | |
567 | } | |
568 | ||
569 | r = prompt_root_password(); | |
570 | if (r < 0) | |
571 | return r; | |
572 | ||
573 | if (!arg_root_password) | |
574 | return 0; | |
575 | ||
576 | r = dev_urandom(raw, 16); | |
23bbb0de MS |
577 | if (r < 0) |
578 | return log_error_errno(r, "Failed to get salt: %m"); | |
418b9be5 LP |
579 | |
580 | /* We only bother with SHA512 hashed passwords, the rest is legacy, and we don't do legacy. */ | |
581 | assert_cc(sizeof(table) == 64 + 1); | |
582 | j = stpcpy(salt, "$6$"); | |
583 | for (i = 0; i < 16; i++) | |
584 | j[i] = table[raw[i] & 63]; | |
585 | j[i++] = '$'; | |
586 | j[i] = 0; | |
587 | ||
588 | errno = 0; | |
589 | item.sp_pwdp = crypt(arg_root_password, salt); | |
590 | if (!item.sp_pwdp) { | |
591 | if (!errno) | |
4546c341 | 592 | errno = EINVAL; |
418b9be5 | 593 | |
e1427b13 | 594 | return log_error_errno(errno, "Failed to encrypt password: %m"); |
418b9be5 LP |
595 | } |
596 | ||
597 | item.sp_lstchg = (long) (now(CLOCK_REALTIME) / USEC_PER_DAY); | |
598 | ||
599 | r = write_root_shadow(etc_shadow, &item); | |
23bbb0de MS |
600 | if (r < 0) |
601 | return log_error_errno(r, "Failed to write %s: %m", etc_shadow); | |
418b9be5 LP |
602 | |
603 | log_info("%s written.", etc_shadow); | |
604 | return 0; | |
605 | } | |
606 | ||
601185b4 | 607 | static void help(void) { |
418b9be5 LP |
608 | printf("%s [OPTIONS...]\n\n" |
609 | "Configures basic settings of the system.\n\n" | |
610 | " -h --help Show this help\n" | |
611 | " --version Show package version\n" | |
612 | " --root=PATH Operate on an alternate filesystem root\n" | |
613 | " --locale=LOCALE Set primary locale (LANG=)\n" | |
614 | " --locale-messages=LOCALE Set message locale (LC_MESSAGES=)\n" | |
615 | " --timezone=TIMEZONE Set timezone\n" | |
616 | " --hostname=NAME Set host name\n" | |
617 | " --machine-ID=ID Set machine ID\n" | |
618 | " --root-password=PASSWORD Set root password\n" | |
619 | " --root-password-file=FILE Set root password from file\n" | |
620 | " --prompt-locale Prompt the user for locale settings\n" | |
621 | " --prompt-timezone Prompt the user for timezone\n" | |
622 | " --prompt-hostname Prompt the user for hostname\n" | |
623 | " --prompt-root-password Prompt the user for root password\n" | |
b57b0625 | 624 | " --prompt Prompt for all of the above\n" |
418b9be5 LP |
625 | " --copy-locale Copy locale from host\n" |
626 | " --copy-timezone Copy timezone from host\n" | |
627 | " --copy-root-password Copy root password from host\n" | |
628 | " --copy Copy locale, timezone, root password\n" | |
601185b4 ZJS |
629 | " --setup-machine-id Generate a new random machine ID\n" |
630 | , program_invocation_short_name); | |
418b9be5 LP |
631 | } |
632 | ||
633 | static int parse_argv(int argc, char *argv[]) { | |
634 | ||
635 | enum { | |
636 | ARG_VERSION = 0x100, | |
637 | ARG_ROOT, | |
638 | ARG_LOCALE, | |
639 | ARG_LOCALE_MESSAGES, | |
640 | ARG_TIMEZONE, | |
641 | ARG_HOSTNAME, | |
642 | ARG_MACHINE_ID, | |
643 | ARG_ROOT_PASSWORD, | |
644 | ARG_ROOT_PASSWORD_FILE, | |
645 | ARG_PROMPT, | |
646 | ARG_PROMPT_LOCALE, | |
647 | ARG_PROMPT_TIMEZONE, | |
648 | ARG_PROMPT_HOSTNAME, | |
649 | ARG_PROMPT_ROOT_PASSWORD, | |
650 | ARG_COPY, | |
651 | ARG_COPY_LOCALE, | |
652 | ARG_COPY_TIMEZONE, | |
653 | ARG_COPY_ROOT_PASSWORD, | |
654 | ARG_SETUP_MACHINE_ID, | |
655 | }; | |
656 | ||
657 | static const struct option options[] = { | |
658 | { "help", no_argument, NULL, 'h' }, | |
659 | { "version", no_argument, NULL, ARG_VERSION }, | |
660 | { "root", required_argument, NULL, ARG_ROOT }, | |
661 | { "locale", required_argument, NULL, ARG_LOCALE }, | |
662 | { "locale-messages", required_argument, NULL, ARG_LOCALE_MESSAGES }, | |
663 | { "timezone", required_argument, NULL, ARG_TIMEZONE }, | |
664 | { "hostname", required_argument, NULL, ARG_HOSTNAME }, | |
665 | { "machine-id", required_argument, NULL, ARG_MACHINE_ID }, | |
666 | { "root-password", required_argument, NULL, ARG_ROOT_PASSWORD }, | |
667 | { "root-password-file", required_argument, NULL, ARG_ROOT_PASSWORD_FILE }, | |
668 | { "prompt", no_argument, NULL, ARG_PROMPT }, | |
669 | { "prompt-locale", no_argument, NULL, ARG_PROMPT_LOCALE }, | |
670 | { "prompt-timezone", no_argument, NULL, ARG_PROMPT_TIMEZONE }, | |
671 | { "prompt-hostname", no_argument, NULL, ARG_PROMPT_HOSTNAME }, | |
672 | { "prompt-root-password", no_argument, NULL, ARG_PROMPT_ROOT_PASSWORD }, | |
673 | { "copy", no_argument, NULL, ARG_COPY }, | |
674 | { "copy-locale", no_argument, NULL, ARG_COPY_LOCALE }, | |
675 | { "copy-timezone", no_argument, NULL, ARG_COPY_TIMEZONE }, | |
676 | { "copy-root-password", no_argument, NULL, ARG_COPY_ROOT_PASSWORD }, | |
677 | { "setup-machine-id", no_argument, NULL, ARG_SETUP_MACHINE_ID }, | |
678 | {} | |
679 | }; | |
680 | ||
681 | int r, c; | |
682 | ||
683 | assert(argc >= 0); | |
684 | assert(argv); | |
685 | ||
601185b4 | 686 | while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0) |
418b9be5 LP |
687 | |
688 | switch (c) { | |
689 | ||
690 | case 'h': | |
601185b4 ZJS |
691 | help(); |
692 | return 0; | |
418b9be5 LP |
693 | |
694 | case ARG_VERSION: | |
3f6fd1ba | 695 | return version(); |
418b9be5 LP |
696 | |
697 | case ARG_ROOT: | |
0f03c2a4 | 698 | r = parse_path_argument_and_warn(optarg, true, &arg_root); |
0f474365 | 699 | if (r < 0) |
0f03c2a4 | 700 | return r; |
418b9be5 LP |
701 | break; |
702 | ||
703 | case ARG_LOCALE: | |
704 | if (!locale_is_valid(optarg)) { | |
705 | log_error("Locale %s is not valid.", optarg); | |
706 | return -EINVAL; | |
707 | } | |
708 | ||
2fc09a9c DM |
709 | r = free_and_strdup(&arg_locale, optarg); |
710 | if (r < 0) | |
418b9be5 LP |
711 | return log_oom(); |
712 | ||
713 | break; | |
714 | ||
715 | case ARG_LOCALE_MESSAGES: | |
716 | if (!locale_is_valid(optarg)) { | |
717 | log_error("Locale %s is not valid.", optarg); | |
718 | return -EINVAL; | |
719 | } | |
720 | ||
2fc09a9c DM |
721 | r = free_and_strdup(&arg_locale_messages, optarg); |
722 | if (r < 0) | |
418b9be5 LP |
723 | return log_oom(); |
724 | ||
725 | break; | |
726 | ||
727 | case ARG_TIMEZONE: | |
728 | if (!timezone_is_valid(optarg)) { | |
729 | log_error("Timezone %s is not valid.", optarg); | |
730 | return -EINVAL; | |
731 | } | |
732 | ||
2fc09a9c DM |
733 | r = free_and_strdup(&arg_timezone, optarg); |
734 | if (r < 0) | |
418b9be5 LP |
735 | return log_oom(); |
736 | ||
737 | break; | |
738 | ||
739 | case ARG_ROOT_PASSWORD: | |
2fc09a9c DM |
740 | r = free_and_strdup(&arg_root_password, optarg); |
741 | if (r < 0) | |
418b9be5 | 742 | return log_oom(); |
418b9be5 LP |
743 | break; |
744 | ||
745 | case ARG_ROOT_PASSWORD_FILE: | |
0da16248 | 746 | arg_root_password = mfree(arg_root_password); |
418b9be5 LP |
747 | |
748 | r = read_one_line_file(optarg, &arg_root_password); | |
23bbb0de MS |
749 | if (r < 0) |
750 | return log_error_errno(r, "Failed to read %s: %m", optarg); | |
418b9be5 LP |
751 | |
752 | break; | |
753 | ||
754 | case ARG_HOSTNAME: | |
34ad6090 | 755 | if (!hostname_is_valid(optarg, true)) { |
418b9be5 LP |
756 | log_error("Host name %s is not valid.", optarg); |
757 | return -EINVAL; | |
758 | } | |
759 | ||
ae691c1d | 760 | hostname_cleanup(optarg); |
2fc09a9c DM |
761 | r = free_and_strdup(&arg_hostname, optarg); |
762 | if (r < 0) | |
418b9be5 LP |
763 | return log_oom(); |
764 | ||
765 | break; | |
766 | ||
767 | case ARG_MACHINE_ID: | |
768 | if (sd_id128_from_string(optarg, &arg_machine_id) < 0) { | |
769 | log_error("Failed to parse machine id %s.", optarg); | |
770 | return -EINVAL; | |
771 | } | |
772 | ||
773 | break; | |
774 | ||
775 | case ARG_PROMPT: | |
776 | arg_prompt_locale = arg_prompt_timezone = arg_prompt_hostname = arg_prompt_root_password = true; | |
777 | break; | |
778 | ||
779 | case ARG_PROMPT_LOCALE: | |
780 | arg_prompt_locale = true; | |
781 | break; | |
782 | ||
783 | case ARG_PROMPT_TIMEZONE: | |
784 | arg_prompt_timezone = true; | |
785 | break; | |
786 | ||
787 | case ARG_PROMPT_HOSTNAME: | |
788 | arg_prompt_hostname = true; | |
789 | break; | |
790 | ||
791 | case ARG_PROMPT_ROOT_PASSWORD: | |
792 | arg_prompt_root_password = true; | |
793 | break; | |
794 | ||
795 | case ARG_COPY: | |
796 | arg_copy_locale = arg_copy_timezone = arg_copy_root_password = true; | |
e926f647 | 797 | break; |
418b9be5 LP |
798 | |
799 | case ARG_COPY_LOCALE: | |
800 | arg_copy_locale = true; | |
801 | break; | |
802 | ||
803 | case ARG_COPY_TIMEZONE: | |
804 | arg_copy_timezone = true; | |
805 | break; | |
806 | ||
807 | case ARG_COPY_ROOT_PASSWORD: | |
808 | arg_copy_root_password = true; | |
809 | break; | |
810 | ||
811 | case ARG_SETUP_MACHINE_ID: | |
812 | ||
813 | r = sd_id128_randomize(&arg_machine_id); | |
23bbb0de MS |
814 | if (r < 0) |
815 | return log_error_errno(r, "Failed to generate randomized machine ID: %m"); | |
418b9be5 LP |
816 | |
817 | break; | |
818 | ||
819 | case '?': | |
820 | return -EINVAL; | |
821 | ||
822 | default: | |
823 | assert_not_reached("Unhandled option"); | |
824 | } | |
418b9be5 LP |
825 | |
826 | return 1; | |
827 | } | |
828 | ||
829 | int main(int argc, char *argv[]) { | |
830 | int r; | |
831 | ||
832 | r = parse_argv(argc, argv); | |
833 | if (r <= 0) | |
834 | goto finish; | |
835 | ||
836 | log_set_target(LOG_TARGET_AUTO); | |
837 | log_parse_environment(); | |
838 | log_open(); | |
839 | ||
840 | umask(0022); | |
841 | ||
842 | r = process_locale(); | |
843 | if (r < 0) | |
844 | goto finish; | |
845 | ||
846 | r = process_timezone(); | |
847 | if (r < 0) | |
848 | goto finish; | |
849 | ||
850 | r = process_hostname(); | |
851 | if (r < 0) | |
852 | goto finish; | |
853 | ||
854 | r = process_machine_id(); | |
855 | if (r < 0) | |
856 | goto finish; | |
857 | ||
858 | r = process_root_password(); | |
859 | if (r < 0) | |
860 | goto finish; | |
861 | ||
862 | finish: | |
863 | free(arg_root); | |
864 | free(arg_locale); | |
865 | free(arg_locale_messages); | |
866 | free(arg_timezone); | |
867 | free(arg_hostname); | |
1602b008 | 868 | string_erase(arg_root_password); |
418b9be5 LP |
869 | free(arg_root_password); |
870 | ||
871 | return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; | |
872 | } |