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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 | |
3f6fd1ba | 27 | #include "ask-password-api.h" |
418b9be5 | 28 | #include "copy.h" |
6bedfcbb | 29 | #include "fd-util.h" |
3f6fd1ba LP |
30 | #include "fileio.h" |
31 | #include "hostname-util.h" | |
32 | #include "locale-util.h" | |
418b9be5 | 33 | #include "mkdir.h" |
6bedfcbb | 34 | #include "parse-util.h" |
418b9be5 | 35 | #include "path-util.h" |
3df3e884 | 36 | #include "random-util.h" |
6bedfcbb | 37 | #include "string-util.h" |
3f6fd1ba | 38 | #include "strv.h" |
288a74cc | 39 | #include "terminal-util.h" |
3f6fd1ba | 40 | #include "time-util.h" |
e929bee0 | 41 | #include "user-util.h" |
418b9be5 LP |
42 | |
43 | static char *arg_root = NULL; | |
44 | static char *arg_locale = NULL; /* $LANG */ | |
45 | static char *arg_locale_messages = NULL; /* $LC_MESSAGES */ | |
46 | static char *arg_timezone = NULL; | |
47 | static char *arg_hostname = NULL; | |
48 | static sd_id128_t arg_machine_id = {}; | |
49 | static char *arg_root_password = NULL; | |
50 | static bool arg_prompt_locale = false; | |
51 | static bool arg_prompt_timezone = false; | |
52 | static bool arg_prompt_hostname = false; | |
53 | static bool arg_prompt_root_password = false; | |
54 | static bool arg_copy_locale = false; | |
55 | static bool arg_copy_timezone = false; | |
56 | static bool arg_copy_root_password = false; | |
57 | ||
418b9be5 LP |
58 | static bool press_any_key(void) { |
59 | char k = 0; | |
60 | bool need_nl = true; | |
61 | ||
62 | printf("-- Press any key to proceed --"); | |
63 | fflush(stdout); | |
64 | ||
94956f8f | 65 | (void) read_one_char(stdin, &k, USEC_INFINITY, &need_nl); |
418b9be5 LP |
66 | |
67 | if (need_nl) | |
68 | putchar('\n'); | |
69 | ||
70 | return k != 'q'; | |
71 | } | |
72 | ||
73 | static void print_welcome(void) { | |
74 | _cleanup_free_ char *pretty_name = NULL; | |
75 | const char *os_release = NULL; | |
76 | static bool done = false; | |
77 | int r; | |
78 | ||
79 | if (done) | |
80 | return; | |
81 | ||
1d13f648 | 82 | os_release = prefix_roota(arg_root, "/etc/os-release"); |
418b9be5 LP |
83 | r = parse_env_file(os_release, NEWLINE, |
84 | "PRETTY_NAME", &pretty_name, | |
85 | NULL); | |
86 | if (r == -ENOENT) { | |
87 | ||
1d13f648 | 88 | os_release = prefix_roota(arg_root, "/usr/lib/os-release"); |
418b9be5 LP |
89 | r = parse_env_file(os_release, NEWLINE, |
90 | "PRETTY_NAME", &pretty_name, | |
91 | NULL); | |
92 | } | |
93 | ||
94 | if (r < 0 && r != -ENOENT) | |
da927ba9 | 95 | log_warning_errno(r, "Failed to read os-release file: %m"); |
418b9be5 LP |
96 | |
97 | printf("\nWelcome to your new installation of %s!\nPlease configure a few basic system settings:\n\n", | |
98 | isempty(pretty_name) ? "Linux" : pretty_name); | |
99 | ||
100 | press_any_key(); | |
101 | ||
102 | done = true; | |
103 | } | |
104 | ||
105 | static int show_menu(char **x, unsigned n_columns, unsigned width, unsigned percentage) { | |
106 | unsigned n, per_column, i, j; | |
107 | unsigned break_lines, break_modulo; | |
108 | ||
109 | assert(n_columns > 0); | |
110 | ||
111 | n = strv_length(x); | |
112 | per_column = (n + n_columns - 1) / n_columns; | |
113 | ||
114 | break_lines = lines(); | |
115 | if (break_lines > 2) | |
116 | break_lines--; | |
117 | ||
118 | /* The first page gets two extra lines, since we want to show | |
119 | * a title */ | |
120 | break_modulo = break_lines; | |
121 | if (break_modulo > 3) | |
122 | break_modulo -= 3; | |
123 | ||
124 | for (i = 0; i < per_column; i++) { | |
125 | ||
126 | for (j = 0; j < n_columns; j ++) { | |
127 | _cleanup_free_ char *e = NULL; | |
128 | ||
129 | if (j * per_column + i >= n) | |
130 | break; | |
131 | ||
132 | e = ellipsize(x[j * per_column + i], width, percentage); | |
133 | if (!e) | |
134 | return log_oom(); | |
135 | ||
136 | printf("%4u) %-*s", j * per_column + i + 1, width, e); | |
137 | } | |
138 | ||
139 | putchar('\n'); | |
140 | ||
141 | /* on the first screen we reserve 2 extra lines for the title */ | |
142 | if (i % break_lines == break_modulo) { | |
143 | if (!press_any_key()) | |
144 | return 0; | |
145 | } | |
146 | } | |
147 | ||
148 | return 0; | |
149 | } | |
150 | ||
151 | static int prompt_loop(const char *text, char **l, bool (*is_valid)(const char *name), char **ret) { | |
152 | int r; | |
153 | ||
154 | assert(text); | |
155 | assert(is_valid); | |
156 | assert(ret); | |
157 | ||
158 | for (;;) { | |
159 | _cleanup_free_ char *p = NULL; | |
160 | unsigned u; | |
161 | ||
162 | r = ask_string(&p, "%s %s (empty to skip): ", draw_special_char(DRAW_TRIANGULAR_BULLET), text); | |
23bbb0de MS |
163 | if (r < 0) |
164 | return log_error_errno(r, "Failed to query user: %m"); | |
418b9be5 LP |
165 | |
166 | if (isempty(p)) { | |
167 | log_warning("No data entered, skipping."); | |
168 | return 0; | |
169 | } | |
170 | ||
171 | r = safe_atou(p, &u); | |
172 | if (r >= 0) { | |
173 | char *c; | |
174 | ||
175 | if (u <= 0 || u > strv_length(l)) { | |
176 | log_error("Specified entry number out of range."); | |
177 | continue; | |
178 | } | |
179 | ||
180 | log_info("Selected '%s'.", l[u-1]); | |
181 | ||
182 | c = strdup(l[u-1]); | |
183 | if (!c) | |
184 | return log_oom(); | |
185 | ||
186 | free(*ret); | |
187 | *ret = c; | |
188 | return 0; | |
189 | } | |
190 | ||
191 | if (!is_valid(p)) { | |
192 | log_error("Entered data invalid."); | |
193 | continue; | |
194 | } | |
195 | ||
196 | free(*ret); | |
197 | *ret = p; | |
198 | p = 0; | |
199 | return 0; | |
200 | } | |
201 | } | |
202 | ||
203 | static int prompt_locale(void) { | |
204 | _cleanup_strv_free_ char **locales = NULL; | |
205 | int r; | |
206 | ||
207 | if (arg_locale || arg_locale_messages) | |
208 | return 0; | |
209 | ||
210 | if (!arg_prompt_locale) | |
211 | return 0; | |
212 | ||
213 | r = get_locales(&locales); | |
23bbb0de MS |
214 | if (r < 0) |
215 | return log_error_errno(r, "Cannot query locales list: %m"); | |
418b9be5 LP |
216 | |
217 | print_welcome(); | |
218 | ||
219 | printf("\nAvailable Locales:\n\n"); | |
220 | r = show_menu(locales, 3, 22, 60); | |
221 | if (r < 0) | |
222 | return r; | |
223 | ||
224 | putchar('\n'); | |
225 | ||
226 | r = prompt_loop("Please enter system locale name or number", locales, locale_is_valid, &arg_locale); | |
227 | if (r < 0) | |
228 | return r; | |
229 | ||
230 | if (isempty(arg_locale)) | |
231 | return 0; | |
232 | ||
233 | r = prompt_loop("Please enter system message locale name or number", locales, locale_is_valid, &arg_locale_messages); | |
234 | if (r < 0) | |
235 | return r; | |
236 | ||
237 | return 0; | |
238 | } | |
239 | ||
240 | static int process_locale(void) { | |
241 | const char *etc_localeconf; | |
242 | char* locales[3]; | |
243 | unsigned i = 0; | |
244 | int r; | |
245 | ||
1d13f648 | 246 | etc_localeconf = prefix_roota(arg_root, "/etc/locale.conf"); |
418b9be5 LP |
247 | if (faccessat(AT_FDCWD, etc_localeconf, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) |
248 | return 0; | |
249 | ||
250 | if (arg_copy_locale && arg_root) { | |
251 | ||
252 | mkdir_parents(etc_localeconf, 0755); | |
f2068bcc | 253 | r = copy_file("/etc/locale.conf", etc_localeconf, 0, 0644, 0); |
418b9be5 | 254 | if (r != -ENOENT) { |
23bbb0de MS |
255 | if (r < 0) |
256 | return log_error_errno(r, "Failed to copy %s: %m", etc_localeconf); | |
418b9be5 LP |
257 | |
258 | log_info("%s copied.", etc_localeconf); | |
259 | return 0; | |
260 | } | |
261 | } | |
262 | ||
263 | r = prompt_locale(); | |
264 | if (r < 0) | |
265 | return r; | |
266 | ||
267 | if (!isempty(arg_locale)) | |
63c372cb | 268 | locales[i++] = strjoina("LANG=", arg_locale); |
418b9be5 | 269 | if (!isempty(arg_locale_messages) && !streq(arg_locale_messages, arg_locale)) |
63c372cb | 270 | locales[i++] = strjoina("LC_MESSAGES=", arg_locale_messages); |
418b9be5 LP |
271 | |
272 | if (i == 0) | |
273 | return 0; | |
274 | ||
275 | locales[i] = NULL; | |
276 | ||
277 | mkdir_parents(etc_localeconf, 0755); | |
278 | r = write_env_file(etc_localeconf, locales); | |
23bbb0de MS |
279 | if (r < 0) |
280 | return log_error_errno(r, "Failed to write %s: %m", etc_localeconf); | |
418b9be5 LP |
281 | |
282 | log_info("%s written.", etc_localeconf); | |
283 | return 0; | |
284 | } | |
285 | ||
286 | static int prompt_timezone(void) { | |
287 | _cleanup_strv_free_ char **zones = NULL; | |
288 | int r; | |
289 | ||
290 | if (arg_timezone) | |
291 | return 0; | |
292 | ||
293 | if (!arg_prompt_timezone) | |
294 | return 0; | |
295 | ||
296 | r = get_timezones(&zones); | |
23bbb0de MS |
297 | if (r < 0) |
298 | return log_error_errno(r, "Cannot query timezone list: %m"); | |
418b9be5 LP |
299 | |
300 | print_welcome(); | |
301 | ||
302 | printf("\nAvailable Time Zones:\n\n"); | |
303 | r = show_menu(zones, 3, 22, 30); | |
304 | if (r < 0) | |
305 | return r; | |
306 | ||
307 | putchar('\n'); | |
308 | ||
309 | r = prompt_loop("Please enter timezone name or number", zones, timezone_is_valid, &arg_timezone); | |
310 | if (r < 0) | |
311 | return r; | |
312 | ||
313 | return 0; | |
314 | } | |
315 | ||
316 | static int process_timezone(void) { | |
317 | const char *etc_localtime, *e; | |
318 | int r; | |
319 | ||
1d13f648 | 320 | etc_localtime = prefix_roota(arg_root, "/etc/localtime"); |
418b9be5 LP |
321 | if (faccessat(AT_FDCWD, etc_localtime, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) |
322 | return 0; | |
323 | ||
324 | if (arg_copy_timezone && arg_root) { | |
325 | _cleanup_free_ char *p = NULL; | |
326 | ||
327 | r = readlink_malloc("/etc/localtime", &p); | |
328 | if (r != -ENOENT) { | |
23bbb0de MS |
329 | if (r < 0) |
330 | return log_error_errno(r, "Failed to read host timezone: %m"); | |
418b9be5 LP |
331 | |
332 | mkdir_parents(etc_localtime, 0755); | |
4a62c710 MS |
333 | if (symlink(p, etc_localtime) < 0) |
334 | return log_error_errno(errno, "Failed to create %s symlink: %m", etc_localtime); | |
418b9be5 LP |
335 | |
336 | log_info("%s copied.", etc_localtime); | |
337 | return 0; | |
338 | } | |
339 | } | |
340 | ||
341 | r = prompt_timezone(); | |
342 | if (r < 0) | |
343 | return r; | |
344 | ||
345 | if (isempty(arg_timezone)) | |
346 | return 0; | |
347 | ||
63c372cb | 348 | e = strjoina("../usr/share/zoneinfo/", arg_timezone); |
418b9be5 LP |
349 | |
350 | mkdir_parents(etc_localtime, 0755); | |
4a62c710 MS |
351 | if (symlink(e, etc_localtime) < 0) |
352 | return log_error_errno(errno, "Failed to create %s symlink: %m", etc_localtime); | |
418b9be5 LP |
353 | |
354 | log_info("%s written", etc_localtime); | |
355 | return 0; | |
356 | } | |
357 | ||
358 | static int prompt_hostname(void) { | |
359 | int r; | |
360 | ||
361 | if (arg_hostname) | |
362 | return 0; | |
363 | ||
364 | if (!arg_prompt_hostname) | |
365 | return 0; | |
366 | ||
367 | print_welcome(); | |
368 | putchar('\n'); | |
369 | ||
370 | for (;;) { | |
371 | _cleanup_free_ char *h = NULL; | |
372 | ||
373 | r = ask_string(&h, "%s Please enter hostname for new system (empty to skip): ", draw_special_char(DRAW_TRIANGULAR_BULLET)); | |
23bbb0de MS |
374 | if (r < 0) |
375 | return log_error_errno(r, "Failed to query hostname: %m"); | |
418b9be5 LP |
376 | |
377 | if (isempty(h)) { | |
378 | log_warning("No hostname entered, skipping."); | |
379 | break; | |
380 | } | |
381 | ||
34ad6090 | 382 | if (!hostname_is_valid(h, true)) { |
418b9be5 LP |
383 | log_error("Specified hostname invalid."); |
384 | continue; | |
385 | } | |
386 | ||
34ad6090 | 387 | /* Get rid of the trailing dot that we allow, but don't want to see */ |
ae691c1d | 388 | arg_hostname = hostname_cleanup(h); |
418b9be5 LP |
389 | h = NULL; |
390 | break; | |
391 | } | |
392 | ||
393 | return 0; | |
394 | } | |
395 | ||
396 | static int process_hostname(void) { | |
397 | const char *etc_hostname; | |
398 | int r; | |
399 | ||
1d13f648 | 400 | etc_hostname = prefix_roota(arg_root, "/etc/hostname"); |
418b9be5 LP |
401 | if (faccessat(AT_FDCWD, etc_hostname, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) |
402 | return 0; | |
403 | ||
404 | r = prompt_hostname(); | |
405 | if (r < 0) | |
406 | return r; | |
407 | ||
408 | if (isempty(arg_hostname)) | |
409 | return 0; | |
410 | ||
411 | mkdir_parents(etc_hostname, 0755); | |
4c1fc3e4 | 412 | r = write_string_file(etc_hostname, arg_hostname, WRITE_STRING_FILE_CREATE); |
23bbb0de MS |
413 | if (r < 0) |
414 | return log_error_errno(r, "Failed to write %s: %m", etc_hostname); | |
418b9be5 LP |
415 | |
416 | log_info("%s written.", etc_hostname); | |
417 | return 0; | |
418 | } | |
419 | ||
420 | static int process_machine_id(void) { | |
421 | const char *etc_machine_id; | |
422 | char id[SD_ID128_STRING_MAX]; | |
423 | int r; | |
424 | ||
1d13f648 | 425 | etc_machine_id = prefix_roota(arg_root, "/etc/machine-id"); |
418b9be5 LP |
426 | if (faccessat(AT_FDCWD, etc_machine_id, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) |
427 | return 0; | |
428 | ||
418b9be5 LP |
429 | if (sd_id128_equal(arg_machine_id, SD_ID128_NULL)) |
430 | return 0; | |
431 | ||
432 | mkdir_parents(etc_machine_id, 0755); | |
4c1fc3e4 | 433 | r = write_string_file(etc_machine_id, sd_id128_to_string(arg_machine_id, id), WRITE_STRING_FILE_CREATE); |
23bbb0de MS |
434 | if (r < 0) |
435 | return log_error_errno(r, "Failed to write machine id: %m"); | |
418b9be5 LP |
436 | |
437 | log_info("%s written.", etc_machine_id); | |
438 | return 0; | |
439 | } | |
440 | ||
441 | static int prompt_root_password(void) { | |
442 | const char *msg1, *msg2, *etc_shadow; | |
443 | int r; | |
444 | ||
445 | if (arg_root_password) | |
446 | return 0; | |
447 | ||
448 | if (!arg_prompt_root_password) | |
449 | return 0; | |
450 | ||
1d13f648 | 451 | etc_shadow = prefix_roota(arg_root, "/etc/shadow"); |
418b9be5 LP |
452 | if (faccessat(AT_FDCWD, etc_shadow, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) |
453 | return 0; | |
454 | ||
455 | print_welcome(); | |
456 | putchar('\n'); | |
457 | ||
63c372cb LP |
458 | msg1 = strjoina(draw_special_char(DRAW_TRIANGULAR_BULLET), " Please enter a new root password (empty to skip): "); |
459 | msg2 = strjoina(draw_special_char(DRAW_TRIANGULAR_BULLET), " Please enter new root password again: "); | |
418b9be5 LP |
460 | |
461 | for (;;) { | |
ab84f5b9 | 462 | _cleanup_string_free_erase_ char *a = NULL, *b = NULL; |
418b9be5 | 463 | |
e287086b | 464 | r = ask_password_tty(msg1, NULL, 0, 0, NULL, &a); |
23bbb0de MS |
465 | if (r < 0) |
466 | return log_error_errno(r, "Failed to query root password: %m"); | |
418b9be5 LP |
467 | |
468 | if (isempty(a)) { | |
469 | log_warning("No password entered, skipping."); | |
470 | break; | |
471 | } | |
472 | ||
e287086b | 473 | r = ask_password_tty(msg2, NULL, 0, 0, NULL, &b); |
ab84f5b9 | 474 | if (r < 0) |
00843602 | 475 | return log_error_errno(r, "Failed to query root password: %m"); |
418b9be5 LP |
476 | |
477 | if (!streq(a, b)) { | |
478 | log_error("Entered passwords did not match, please try again."); | |
418b9be5 LP |
479 | continue; |
480 | } | |
481 | ||
418b9be5 LP |
482 | arg_root_password = a; |
483 | a = NULL; | |
484 | break; | |
485 | } | |
486 | ||
487 | return 0; | |
488 | } | |
489 | ||
490 | static int write_root_shadow(const char *path, const struct spwd *p) { | |
491 | _cleanup_fclose_ FILE *f = NULL; | |
492 | assert(path); | |
493 | assert(p); | |
494 | ||
3250929b LP |
495 | RUN_WITH_UMASK(0777) |
496 | f = fopen(path, "wex"); | |
418b9be5 LP |
497 | if (!f) |
498 | return -errno; | |
499 | ||
500 | errno = 0; | |
501 | if (putspent(p, f) != 0) | |
502 | return errno ? -errno : -EIO; | |
503 | ||
504 | return fflush_and_check(f); | |
505 | } | |
506 | ||
507 | static int process_root_password(void) { | |
508 | ||
509 | static const char table[] = | |
510 | "abcdefghijklmnopqrstuvwxyz" | |
511 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
512 | "0123456789" | |
513 | "./"; | |
514 | ||
515 | struct spwd item = { | |
516 | .sp_namp = (char*) "root", | |
ad525df8 IS |
517 | .sp_min = -1, |
518 | .sp_max = -1, | |
519 | .sp_warn = -1, | |
418b9be5 LP |
520 | .sp_inact = -1, |
521 | .sp_expire = -1, | |
522 | .sp_flag = (unsigned long) -1, /* this appears to be what everybody does ... */ | |
523 | }; | |
45035609 LP |
524 | |
525 | _cleanup_close_ int lock = -1; | |
418b9be5 LP |
526 | char salt[3+16+1+1]; |
527 | uint8_t raw[16]; | |
528 | unsigned i; | |
529 | char *j; | |
530 | ||
531 | const char *etc_shadow; | |
532 | int r; | |
533 | ||
1d13f648 | 534 | etc_shadow = prefix_roota(arg_root, "/etc/shadow"); |
418b9be5 LP |
535 | if (faccessat(AT_FDCWD, etc_shadow, F_OK, AT_SYMLINK_NOFOLLOW) >= 0) |
536 | return 0; | |
537 | ||
45035609 LP |
538 | mkdir_parents(etc_shadow, 0755); |
539 | ||
e929bee0 | 540 | lock = take_etc_passwd_lock(arg_root); |
45035609 LP |
541 | if (lock < 0) |
542 | return lock; | |
543 | ||
418b9be5 LP |
544 | if (arg_copy_root_password && arg_root) { |
545 | struct spwd *p; | |
546 | ||
547 | errno = 0; | |
548 | p = getspnam("root"); | |
549 | if (p || errno != ENOENT) { | |
550 | if (!p) { | |
551 | if (!errno) | |
552 | errno = EIO; | |
553 | ||
56f64d95 | 554 | log_error_errno(errno, "Failed to find shadow entry for root: %m"); |
418b9be5 LP |
555 | return -errno; |
556 | } | |
557 | ||
558 | r = write_root_shadow(etc_shadow, p); | |
23bbb0de MS |
559 | if (r < 0) |
560 | return log_error_errno(r, "Failed to write %s: %m", etc_shadow); | |
418b9be5 LP |
561 | |
562 | log_info("%s copied.", etc_shadow); | |
563 | return 0; | |
564 | } | |
565 | } | |
566 | ||
567 | r = prompt_root_password(); | |
568 | if (r < 0) | |
569 | return r; | |
570 | ||
571 | if (!arg_root_password) | |
572 | return 0; | |
573 | ||
574 | r = dev_urandom(raw, 16); | |
23bbb0de MS |
575 | if (r < 0) |
576 | return log_error_errno(r, "Failed to get salt: %m"); | |
418b9be5 LP |
577 | |
578 | /* We only bother with SHA512 hashed passwords, the rest is legacy, and we don't do legacy. */ | |
579 | assert_cc(sizeof(table) == 64 + 1); | |
580 | j = stpcpy(salt, "$6$"); | |
581 | for (i = 0; i < 16; i++) | |
582 | j[i] = table[raw[i] & 63]; | |
583 | j[i++] = '$'; | |
584 | j[i] = 0; | |
585 | ||
586 | errno = 0; | |
587 | item.sp_pwdp = crypt(arg_root_password, salt); | |
588 | if (!item.sp_pwdp) { | |
589 | if (!errno) | |
590 | errno = -EINVAL; | |
591 | ||
56f64d95 | 592 | log_error_errno(errno, "Failed to encrypt password: %m"); |
418b9be5 LP |
593 | return -errno; |
594 | } | |
595 | ||
596 | item.sp_lstchg = (long) (now(CLOCK_REALTIME) / USEC_PER_DAY); | |
597 | ||
598 | r = write_root_shadow(etc_shadow, &item); | |
23bbb0de MS |
599 | if (r < 0) |
600 | return log_error_errno(r, "Failed to write %s: %m", etc_shadow); | |
418b9be5 LP |
601 | |
602 | log_info("%s written.", etc_shadow); | |
603 | return 0; | |
604 | } | |
605 | ||
601185b4 | 606 | static void help(void) { |
418b9be5 LP |
607 | printf("%s [OPTIONS...]\n\n" |
608 | "Configures basic settings of the system.\n\n" | |
609 | " -h --help Show this help\n" | |
610 | " --version Show package version\n" | |
611 | " --root=PATH Operate on an alternate filesystem root\n" | |
612 | " --locale=LOCALE Set primary locale (LANG=)\n" | |
613 | " --locale-messages=LOCALE Set message locale (LC_MESSAGES=)\n" | |
614 | " --timezone=TIMEZONE Set timezone\n" | |
615 | " --hostname=NAME Set host name\n" | |
616 | " --machine-ID=ID Set machine ID\n" | |
617 | " --root-password=PASSWORD Set root password\n" | |
618 | " --root-password-file=FILE Set root password from file\n" | |
619 | " --prompt-locale Prompt the user for locale settings\n" | |
620 | " --prompt-timezone Prompt the user for timezone\n" | |
621 | " --prompt-hostname Prompt the user for hostname\n" | |
622 | " --prompt-root-password Prompt the user for root password\n" | |
b57b0625 | 623 | " --prompt Prompt for all of the above\n" |
418b9be5 LP |
624 | " --copy-locale Copy locale from host\n" |
625 | " --copy-timezone Copy timezone from host\n" | |
626 | " --copy-root-password Copy root password from host\n" | |
627 | " --copy Copy locale, timezone, root password\n" | |
601185b4 ZJS |
628 | " --setup-machine-id Generate a new random machine ID\n" |
629 | , program_invocation_short_name); | |
418b9be5 LP |
630 | } |
631 | ||
632 | static int parse_argv(int argc, char *argv[]) { | |
633 | ||
634 | enum { | |
635 | ARG_VERSION = 0x100, | |
636 | ARG_ROOT, | |
637 | ARG_LOCALE, | |
638 | ARG_LOCALE_MESSAGES, | |
639 | ARG_TIMEZONE, | |
640 | ARG_HOSTNAME, | |
641 | ARG_MACHINE_ID, | |
642 | ARG_ROOT_PASSWORD, | |
643 | ARG_ROOT_PASSWORD_FILE, | |
644 | ARG_PROMPT, | |
645 | ARG_PROMPT_LOCALE, | |
646 | ARG_PROMPT_TIMEZONE, | |
647 | ARG_PROMPT_HOSTNAME, | |
648 | ARG_PROMPT_ROOT_PASSWORD, | |
649 | ARG_COPY, | |
650 | ARG_COPY_LOCALE, | |
651 | ARG_COPY_TIMEZONE, | |
652 | ARG_COPY_ROOT_PASSWORD, | |
653 | ARG_SETUP_MACHINE_ID, | |
654 | }; | |
655 | ||
656 | static const struct option options[] = { | |
657 | { "help", no_argument, NULL, 'h' }, | |
658 | { "version", no_argument, NULL, ARG_VERSION }, | |
659 | { "root", required_argument, NULL, ARG_ROOT }, | |
660 | { "locale", required_argument, NULL, ARG_LOCALE }, | |
661 | { "locale-messages", required_argument, NULL, ARG_LOCALE_MESSAGES }, | |
662 | { "timezone", required_argument, NULL, ARG_TIMEZONE }, | |
663 | { "hostname", required_argument, NULL, ARG_HOSTNAME }, | |
664 | { "machine-id", required_argument, NULL, ARG_MACHINE_ID }, | |
665 | { "root-password", required_argument, NULL, ARG_ROOT_PASSWORD }, | |
666 | { "root-password-file", required_argument, NULL, ARG_ROOT_PASSWORD_FILE }, | |
667 | { "prompt", no_argument, NULL, ARG_PROMPT }, | |
668 | { "prompt-locale", no_argument, NULL, ARG_PROMPT_LOCALE }, | |
669 | { "prompt-timezone", no_argument, NULL, ARG_PROMPT_TIMEZONE }, | |
670 | { "prompt-hostname", no_argument, NULL, ARG_PROMPT_HOSTNAME }, | |
671 | { "prompt-root-password", no_argument, NULL, ARG_PROMPT_ROOT_PASSWORD }, | |
672 | { "copy", no_argument, NULL, ARG_COPY }, | |
673 | { "copy-locale", no_argument, NULL, ARG_COPY_LOCALE }, | |
674 | { "copy-timezone", no_argument, NULL, ARG_COPY_TIMEZONE }, | |
675 | { "copy-root-password", no_argument, NULL, ARG_COPY_ROOT_PASSWORD }, | |
676 | { "setup-machine-id", no_argument, NULL, ARG_SETUP_MACHINE_ID }, | |
677 | {} | |
678 | }; | |
679 | ||
680 | int r, c; | |
681 | ||
682 | assert(argc >= 0); | |
683 | assert(argv); | |
684 | ||
601185b4 | 685 | while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0) |
418b9be5 LP |
686 | |
687 | switch (c) { | |
688 | ||
689 | case 'h': | |
601185b4 ZJS |
690 | help(); |
691 | return 0; | |
418b9be5 LP |
692 | |
693 | case ARG_VERSION: | |
3f6fd1ba | 694 | return version(); |
418b9be5 LP |
695 | |
696 | case ARG_ROOT: | |
0f03c2a4 | 697 | r = parse_path_argument_and_warn(optarg, true, &arg_root); |
0f474365 | 698 | if (r < 0) |
0f03c2a4 | 699 | return r; |
418b9be5 LP |
700 | break; |
701 | ||
702 | case ARG_LOCALE: | |
703 | if (!locale_is_valid(optarg)) { | |
704 | log_error("Locale %s is not valid.", optarg); | |
705 | return -EINVAL; | |
706 | } | |
707 | ||
2fc09a9c DM |
708 | r = free_and_strdup(&arg_locale, optarg); |
709 | if (r < 0) | |
418b9be5 LP |
710 | return log_oom(); |
711 | ||
712 | break; | |
713 | ||
714 | case ARG_LOCALE_MESSAGES: | |
715 | if (!locale_is_valid(optarg)) { | |
716 | log_error("Locale %s is not valid.", optarg); | |
717 | return -EINVAL; | |
718 | } | |
719 | ||
2fc09a9c DM |
720 | r = free_and_strdup(&arg_locale_messages, optarg); |
721 | if (r < 0) | |
418b9be5 LP |
722 | return log_oom(); |
723 | ||
724 | break; | |
725 | ||
726 | case ARG_TIMEZONE: | |
727 | if (!timezone_is_valid(optarg)) { | |
728 | log_error("Timezone %s is not valid.", optarg); | |
729 | return -EINVAL; | |
730 | } | |
731 | ||
2fc09a9c DM |
732 | r = free_and_strdup(&arg_timezone, optarg); |
733 | if (r < 0) | |
418b9be5 LP |
734 | return log_oom(); |
735 | ||
736 | break; | |
737 | ||
738 | case ARG_ROOT_PASSWORD: | |
2fc09a9c DM |
739 | r = free_and_strdup(&arg_root_password, optarg); |
740 | if (r < 0) | |
418b9be5 | 741 | return log_oom(); |
418b9be5 LP |
742 | break; |
743 | ||
744 | case ARG_ROOT_PASSWORD_FILE: | |
0da16248 | 745 | arg_root_password = mfree(arg_root_password); |
418b9be5 LP |
746 | |
747 | r = read_one_line_file(optarg, &arg_root_password); | |
23bbb0de MS |
748 | if (r < 0) |
749 | return log_error_errno(r, "Failed to read %s: %m", optarg); | |
418b9be5 LP |
750 | |
751 | break; | |
752 | ||
753 | case ARG_HOSTNAME: | |
34ad6090 | 754 | if (!hostname_is_valid(optarg, true)) { |
418b9be5 LP |
755 | log_error("Host name %s is not valid.", optarg); |
756 | return -EINVAL; | |
757 | } | |
758 | ||
ae691c1d | 759 | hostname_cleanup(optarg); |
2fc09a9c DM |
760 | r = free_and_strdup(&arg_hostname, optarg); |
761 | if (r < 0) | |
418b9be5 LP |
762 | return log_oom(); |
763 | ||
764 | break; | |
765 | ||
766 | case ARG_MACHINE_ID: | |
767 | if (sd_id128_from_string(optarg, &arg_machine_id) < 0) { | |
768 | log_error("Failed to parse machine id %s.", optarg); | |
769 | return -EINVAL; | |
770 | } | |
771 | ||
772 | break; | |
773 | ||
774 | case ARG_PROMPT: | |
775 | arg_prompt_locale = arg_prompt_timezone = arg_prompt_hostname = arg_prompt_root_password = true; | |
776 | break; | |
777 | ||
778 | case ARG_PROMPT_LOCALE: | |
779 | arg_prompt_locale = true; | |
780 | break; | |
781 | ||
782 | case ARG_PROMPT_TIMEZONE: | |
783 | arg_prompt_timezone = true; | |
784 | break; | |
785 | ||
786 | case ARG_PROMPT_HOSTNAME: | |
787 | arg_prompt_hostname = true; | |
788 | break; | |
789 | ||
790 | case ARG_PROMPT_ROOT_PASSWORD: | |
791 | arg_prompt_root_password = true; | |
792 | break; | |
793 | ||
794 | case ARG_COPY: | |
795 | arg_copy_locale = arg_copy_timezone = arg_copy_root_password = true; | |
e926f647 | 796 | break; |
418b9be5 LP |
797 | |
798 | case ARG_COPY_LOCALE: | |
799 | arg_copy_locale = true; | |
800 | break; | |
801 | ||
802 | case ARG_COPY_TIMEZONE: | |
803 | arg_copy_timezone = true; | |
804 | break; | |
805 | ||
806 | case ARG_COPY_ROOT_PASSWORD: | |
807 | arg_copy_root_password = true; | |
808 | break; | |
809 | ||
810 | case ARG_SETUP_MACHINE_ID: | |
811 | ||
812 | r = sd_id128_randomize(&arg_machine_id); | |
23bbb0de MS |
813 | if (r < 0) |
814 | return log_error_errno(r, "Failed to generate randomized machine ID: %m"); | |
418b9be5 LP |
815 | |
816 | break; | |
817 | ||
818 | case '?': | |
819 | return -EINVAL; | |
820 | ||
821 | default: | |
822 | assert_not_reached("Unhandled option"); | |
823 | } | |
418b9be5 LP |
824 | |
825 | return 1; | |
826 | } | |
827 | ||
828 | int main(int argc, char *argv[]) { | |
829 | int r; | |
830 | ||
831 | r = parse_argv(argc, argv); | |
832 | if (r <= 0) | |
833 | goto finish; | |
834 | ||
835 | log_set_target(LOG_TARGET_AUTO); | |
836 | log_parse_environment(); | |
837 | log_open(); | |
838 | ||
839 | umask(0022); | |
840 | ||
841 | r = process_locale(); | |
842 | if (r < 0) | |
843 | goto finish; | |
844 | ||
845 | r = process_timezone(); | |
846 | if (r < 0) | |
847 | goto finish; | |
848 | ||
849 | r = process_hostname(); | |
850 | if (r < 0) | |
851 | goto finish; | |
852 | ||
853 | r = process_machine_id(); | |
854 | if (r < 0) | |
855 | goto finish; | |
856 | ||
857 | r = process_root_password(); | |
858 | if (r < 0) | |
859 | goto finish; | |
860 | ||
861 | finish: | |
862 | free(arg_root); | |
863 | free(arg_locale); | |
864 | free(arg_locale_messages); | |
865 | free(arg_timezone); | |
866 | free(arg_hostname); | |
1602b008 | 867 | string_erase(arg_root_password); |
418b9be5 LP |
868 | free(arg_root_password); |
869 | ||
870 | return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; | |
871 | } |