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Commit | Line | Data |
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418b9be5 LP |
1 | /*** |
2 | This file is part of systemd. | |
3 | ||
4 | Copyright 2014 Lennart Poettering | |
5 | ||
6 | systemd is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU Lesser General Public License as published by | |
8 | the Free Software Foundation; either version 2.1 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | systemd is distributed in the hope that it will be useful, but | |
12 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public License | |
17 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
18 | ***/ | |
19 | ||
418b9be5 | 20 | #include <fcntl.h> |
418b9be5 LP |
21 | #include <getopt.h> |
22 | #include <shadow.h> | |
3f6fd1ba | 23 | #include <unistd.h> |
418b9be5 | 24 | |
b5efdb8a | 25 | #include "alloc-util.h" |
3f6fd1ba | 26 | #include "ask-password-api.h" |
418b9be5 | 27 | #include "copy.h" |
6bedfcbb | 28 | #include "fd-util.h" |
3f6fd1ba | 29 | #include "fileio.h" |
f4f15635 | 30 | #include "fs-util.h" |
3f6fd1ba LP |
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" |
affb60b1 | 41 | #include "umask-util.h" |
e929bee0 | 42 | #include "user-util.h" |
418b9be5 LP |
43 | |
44 | static char *arg_root = NULL; | |
45 | static char *arg_locale = NULL; /* $LANG */ | |
46 | static char *arg_locale_messages = NULL; /* $LC_MESSAGES */ | |
47 | static char *arg_timezone = NULL; | |
48 | static char *arg_hostname = NULL; | |
49 | static sd_id128_t arg_machine_id = {}; | |
50 | static char *arg_root_password = NULL; | |
51 | static bool arg_prompt_locale = false; | |
52 | static bool arg_prompt_timezone = false; | |
53 | static bool arg_prompt_hostname = false; | |
54 | static bool arg_prompt_root_password = false; | |
55 | static bool arg_copy_locale = false; | |
56 | static bool arg_copy_timezone = false; | |
57 | static bool arg_copy_root_password = false; | |
58 | ||
418b9be5 LP |
59 | static bool press_any_key(void) { |
60 | char k = 0; | |
61 | bool need_nl = true; | |
62 | ||
63 | printf("-- Press any key to proceed --"); | |
64 | fflush(stdout); | |
65 | ||
94956f8f | 66 | (void) read_one_char(stdin, &k, USEC_INFINITY, &need_nl); |
418b9be5 LP |
67 | |
68 | if (need_nl) | |
69 | putchar('\n'); | |
70 | ||
71 | return k != 'q'; | |
72 | } | |
73 | ||
74 | static void print_welcome(void) { | |
75 | _cleanup_free_ char *pretty_name = NULL; | |
76 | const char *os_release = NULL; | |
77 | static bool done = false; | |
78 | int r; | |
79 | ||
80 | if (done) | |
81 | return; | |
82 | ||
1d13f648 | 83 | os_release = prefix_roota(arg_root, "/etc/os-release"); |
418b9be5 LP |
84 | r = parse_env_file(os_release, NEWLINE, |
85 | "PRETTY_NAME", &pretty_name, | |
86 | NULL); | |
87 | if (r == -ENOENT) { | |
88 | ||
1d13f648 | 89 | os_release = prefix_roota(arg_root, "/usr/lib/os-release"); |
418b9be5 LP |
90 | r = parse_env_file(os_release, NEWLINE, |
91 | "PRETTY_NAME", &pretty_name, | |
92 | NULL); | |
93 | } | |
94 | ||
95 | if (r < 0 && r != -ENOENT) | |
da927ba9 | 96 | log_warning_errno(r, "Failed to read os-release file: %m"); |
418b9be5 LP |
97 | |
98 | printf("\nWelcome to your new installation of %s!\nPlease configure a few basic system settings:\n\n", | |
99 | isempty(pretty_name) ? "Linux" : pretty_name); | |
100 | ||
101 | press_any_key(); | |
102 | ||
103 | done = true; | |
104 | } | |
105 | ||
106 | static int show_menu(char **x, unsigned n_columns, unsigned width, unsigned percentage) { | |
107 | unsigned n, per_column, i, j; | |
108 | unsigned break_lines, break_modulo; | |
109 | ||
110 | assert(n_columns > 0); | |
111 | ||
112 | n = strv_length(x); | |
113 | per_column = (n + n_columns - 1) / n_columns; | |
114 | ||
115 | break_lines = lines(); | |
116 | if (break_lines > 2) | |
117 | break_lines--; | |
118 | ||
119 | /* The first page gets two extra lines, since we want to show | |
120 | * a title */ | |
121 | break_modulo = break_lines; | |
122 | if (break_modulo > 3) | |
123 | break_modulo -= 3; | |
124 | ||
125 | for (i = 0; i < per_column; i++) { | |
126 | ||
127 | for (j = 0; j < n_columns; j ++) { | |
128 | _cleanup_free_ char *e = NULL; | |
129 | ||
130 | if (j * per_column + i >= n) | |
131 | break; | |
132 | ||
133 | e = ellipsize(x[j * per_column + i], width, percentage); | |
134 | if (!e) | |
135 | return log_oom(); | |
136 | ||
137 | printf("%4u) %-*s", j * per_column + i + 1, width, e); | |
138 | } | |
139 | ||
140 | putchar('\n'); | |
141 | ||
142 | /* on the first screen we reserve 2 extra lines for the title */ | |
143 | if (i % break_lines == break_modulo) { | |
144 | if (!press_any_key()) | |
145 | return 0; | |
146 | } | |
147 | } | |
148 | ||
149 | return 0; | |
150 | } | |
151 | ||
152 | static int prompt_loop(const char *text, char **l, bool (*is_valid)(const char *name), char **ret) { | |
153 | int r; | |
154 | ||
155 | assert(text); | |
156 | assert(is_valid); | |
157 | assert(ret); | |
158 | ||
159 | for (;;) { | |
160 | _cleanup_free_ char *p = NULL; | |
161 | unsigned u; | |
162 | ||
323b7dc9 | 163 | r = ask_string(&p, "%s %s (empty to skip): ", special_glyph(TRIANGULAR_BULLET), text); |
23bbb0de MS |
164 | if (r < 0) |
165 | return log_error_errno(r, "Failed to query user: %m"); | |
418b9be5 LP |
166 | |
167 | if (isempty(p)) { | |
168 | log_warning("No data entered, skipping."); | |
169 | return 0; | |
170 | } | |
171 | ||
172 | r = safe_atou(p, &u); | |
173 | if (r >= 0) { | |
174 | char *c; | |
175 | ||
176 | if (u <= 0 || u > strv_length(l)) { | |
177 | log_error("Specified entry number out of range."); | |
178 | continue; | |
179 | } | |
180 | ||
181 | log_info("Selected '%s'.", l[u-1]); | |
182 | ||
183 | c = strdup(l[u-1]); | |
184 | if (!c) | |
185 | return log_oom(); | |
186 | ||
187 | free(*ret); | |
188 | *ret = c; | |
189 | return 0; | |
190 | } | |
191 | ||
192 | if (!is_valid(p)) { | |
193 | log_error("Entered data invalid."); | |
194 | continue; | |
195 | } | |
196 | ||
197 | free(*ret); | |
198 | *ret = p; | |
199 | p = 0; | |
200 | return 0; | |
201 | } | |
202 | } | |
203 | ||
204 | static int prompt_locale(void) { | |
205 | _cleanup_strv_free_ char **locales = NULL; | |
206 | int r; | |
207 | ||
208 | if (arg_locale || arg_locale_messages) | |
209 | return 0; | |
210 | ||
211 | if (!arg_prompt_locale) | |
212 | return 0; | |
213 | ||
214 | r = get_locales(&locales); | |
23bbb0de MS |
215 | if (r < 0) |
216 | return log_error_errno(r, "Cannot query locales list: %m"); | |
418b9be5 LP |
217 | |
218 | print_welcome(); | |
219 | ||
220 | printf("\nAvailable Locales:\n\n"); | |
221 | r = show_menu(locales, 3, 22, 60); | |
222 | if (r < 0) | |
223 | return r; | |
224 | ||
225 | putchar('\n'); | |
226 | ||
227 | r = prompt_loop("Please enter system locale name or number", locales, locale_is_valid, &arg_locale); | |
228 | if (r < 0) | |
229 | return r; | |
230 | ||
231 | if (isempty(arg_locale)) | |
232 | return 0; | |
233 | ||
234 | r = prompt_loop("Please enter system message locale name or number", locales, locale_is_valid, &arg_locale_messages); | |
235 | if (r < 0) | |
236 | return r; | |
237 | ||
238 | return 0; | |
239 | } | |
240 | ||
241 | static int process_locale(void) { | |
242 | const char *etc_localeconf; | |
243 | char* locales[3]; | |
244 | unsigned i = 0; | |
245 | int r; | |
246 | ||
1d13f648 | 247 | etc_localeconf = prefix_roota(arg_root, "/etc/locale.conf"); |
b3cd687d | 248 | if (laccess(etc_localeconf, F_OK) >= 0) |
418b9be5 LP |
249 | return 0; |
250 | ||
251 | if (arg_copy_locale && arg_root) { | |
252 | ||
253 | mkdir_parents(etc_localeconf, 0755); | |
f2068bcc | 254 | r = copy_file("/etc/locale.conf", etc_localeconf, 0, 0644, 0); |
418b9be5 | 255 | if (r != -ENOENT) { |
23bbb0de MS |
256 | if (r < 0) |
257 | return log_error_errno(r, "Failed to copy %s: %m", etc_localeconf); | |
418b9be5 LP |
258 | |
259 | log_info("%s copied.", etc_localeconf); | |
260 | return 0; | |
261 | } | |
262 | } | |
263 | ||
264 | r = prompt_locale(); | |
265 | if (r < 0) | |
266 | return r; | |
267 | ||
268 | if (!isempty(arg_locale)) | |
63c372cb | 269 | locales[i++] = strjoina("LANG=", arg_locale); |
418b9be5 | 270 | if (!isempty(arg_locale_messages) && !streq(arg_locale_messages, arg_locale)) |
63c372cb | 271 | locales[i++] = strjoina("LC_MESSAGES=", arg_locale_messages); |
418b9be5 LP |
272 | |
273 | if (i == 0) | |
274 | return 0; | |
275 | ||
276 | locales[i] = NULL; | |
277 | ||
278 | mkdir_parents(etc_localeconf, 0755); | |
279 | r = write_env_file(etc_localeconf, locales); | |
23bbb0de MS |
280 | if (r < 0) |
281 | return log_error_errno(r, "Failed to write %s: %m", etc_localeconf); | |
418b9be5 LP |
282 | |
283 | log_info("%s written.", etc_localeconf); | |
284 | return 0; | |
285 | } | |
286 | ||
287 | static int prompt_timezone(void) { | |
288 | _cleanup_strv_free_ char **zones = NULL; | |
289 | int r; | |
290 | ||
291 | if (arg_timezone) | |
292 | return 0; | |
293 | ||
294 | if (!arg_prompt_timezone) | |
295 | return 0; | |
296 | ||
297 | r = get_timezones(&zones); | |
23bbb0de MS |
298 | if (r < 0) |
299 | return log_error_errno(r, "Cannot query timezone list: %m"); | |
418b9be5 LP |
300 | |
301 | print_welcome(); | |
302 | ||
303 | printf("\nAvailable Time Zones:\n\n"); | |
304 | r = show_menu(zones, 3, 22, 30); | |
305 | if (r < 0) | |
306 | return r; | |
307 | ||
308 | putchar('\n'); | |
309 | ||
310 | r = prompt_loop("Please enter timezone name or number", zones, timezone_is_valid, &arg_timezone); | |
311 | if (r < 0) | |
312 | return r; | |
313 | ||
314 | return 0; | |
315 | } | |
316 | ||
317 | static int process_timezone(void) { | |
318 | const char *etc_localtime, *e; | |
319 | int r; | |
320 | ||
1d13f648 | 321 | etc_localtime = prefix_roota(arg_root, "/etc/localtime"); |
b3cd687d | 322 | if (laccess(etc_localtime, F_OK) >= 0) |
418b9be5 LP |
323 | return 0; |
324 | ||
325 | if (arg_copy_timezone && arg_root) { | |
326 | _cleanup_free_ char *p = NULL; | |
327 | ||
328 | r = readlink_malloc("/etc/localtime", &p); | |
329 | if (r != -ENOENT) { | |
23bbb0de MS |
330 | if (r < 0) |
331 | return log_error_errno(r, "Failed to read host timezone: %m"); | |
418b9be5 LP |
332 | |
333 | mkdir_parents(etc_localtime, 0755); | |
4a62c710 MS |
334 | if (symlink(p, etc_localtime) < 0) |
335 | return log_error_errno(errno, "Failed to create %s symlink: %m", etc_localtime); | |
418b9be5 LP |
336 | |
337 | log_info("%s copied.", etc_localtime); | |
338 | return 0; | |
339 | } | |
340 | } | |
341 | ||
342 | r = prompt_timezone(); | |
343 | if (r < 0) | |
344 | return r; | |
345 | ||
346 | if (isempty(arg_timezone)) | |
347 | return 0; | |
348 | ||
63c372cb | 349 | e = strjoina("../usr/share/zoneinfo/", arg_timezone); |
418b9be5 LP |
350 | |
351 | mkdir_parents(etc_localtime, 0755); | |
4a62c710 MS |
352 | if (symlink(e, etc_localtime) < 0) |
353 | return log_error_errno(errno, "Failed to create %s symlink: %m", etc_localtime); | |
418b9be5 LP |
354 | |
355 | log_info("%s written", etc_localtime); | |
356 | return 0; | |
357 | } | |
358 | ||
359 | static int prompt_hostname(void) { | |
360 | int r; | |
361 | ||
362 | if (arg_hostname) | |
363 | return 0; | |
364 | ||
365 | if (!arg_prompt_hostname) | |
366 | return 0; | |
367 | ||
368 | print_welcome(); | |
369 | putchar('\n'); | |
370 | ||
371 | for (;;) { | |
372 | _cleanup_free_ char *h = NULL; | |
373 | ||
323b7dc9 | 374 | r = ask_string(&h, "%s Please enter hostname for new system (empty to skip): ", special_glyph(TRIANGULAR_BULLET)); |
23bbb0de MS |
375 | if (r < 0) |
376 | return log_error_errno(r, "Failed to query hostname: %m"); | |
418b9be5 LP |
377 | |
378 | if (isempty(h)) { | |
379 | log_warning("No hostname entered, skipping."); | |
380 | break; | |
381 | } | |
382 | ||
34ad6090 | 383 | if (!hostname_is_valid(h, true)) { |
418b9be5 LP |
384 | log_error("Specified hostname invalid."); |
385 | continue; | |
386 | } | |
387 | ||
34ad6090 | 388 | /* Get rid of the trailing dot that we allow, but don't want to see */ |
ae691c1d | 389 | arg_hostname = hostname_cleanup(h); |
418b9be5 LP |
390 | h = NULL; |
391 | break; | |
392 | } | |
393 | ||
394 | return 0; | |
395 | } | |
396 | ||
397 | static int process_hostname(void) { | |
398 | const char *etc_hostname; | |
399 | int r; | |
400 | ||
1d13f648 | 401 | etc_hostname = prefix_roota(arg_root, "/etc/hostname"); |
b3cd687d | 402 | if (laccess(etc_hostname, F_OK) >= 0) |
418b9be5 LP |
403 | return 0; |
404 | ||
405 | r = prompt_hostname(); | |
406 | if (r < 0) | |
407 | return r; | |
408 | ||
409 | if (isempty(arg_hostname)) | |
410 | return 0; | |
411 | ||
412 | mkdir_parents(etc_hostname, 0755); | |
4c1fc3e4 | 413 | r = write_string_file(etc_hostname, arg_hostname, WRITE_STRING_FILE_CREATE); |
23bbb0de MS |
414 | if (r < 0) |
415 | return log_error_errno(r, "Failed to write %s: %m", etc_hostname); | |
418b9be5 LP |
416 | |
417 | log_info("%s written.", etc_hostname); | |
418 | return 0; | |
419 | } | |
420 | ||
421 | static int process_machine_id(void) { | |
422 | const char *etc_machine_id; | |
423 | char id[SD_ID128_STRING_MAX]; | |
424 | int r; | |
425 | ||
1d13f648 | 426 | etc_machine_id = prefix_roota(arg_root, "/etc/machine-id"); |
b3cd687d | 427 | if (laccess(etc_machine_id, F_OK) >= 0) |
418b9be5 LP |
428 | return 0; |
429 | ||
418b9be5 LP |
430 | if (sd_id128_equal(arg_machine_id, SD_ID128_NULL)) |
431 | return 0; | |
432 | ||
433 | mkdir_parents(etc_machine_id, 0755); | |
4c1fc3e4 | 434 | r = write_string_file(etc_machine_id, sd_id128_to_string(arg_machine_id, id), WRITE_STRING_FILE_CREATE); |
23bbb0de MS |
435 | if (r < 0) |
436 | return log_error_errno(r, "Failed to write machine id: %m"); | |
418b9be5 LP |
437 | |
438 | log_info("%s written.", etc_machine_id); | |
439 | return 0; | |
440 | } | |
441 | ||
442 | static int prompt_root_password(void) { | |
443 | const char *msg1, *msg2, *etc_shadow; | |
444 | int r; | |
445 | ||
446 | if (arg_root_password) | |
447 | return 0; | |
448 | ||
449 | if (!arg_prompt_root_password) | |
450 | return 0; | |
451 | ||
1d13f648 | 452 | etc_shadow = prefix_roota(arg_root, "/etc/shadow"); |
b3cd687d | 453 | if (laccess(etc_shadow, F_OK) >= 0) |
418b9be5 LP |
454 | return 0; |
455 | ||
456 | print_welcome(); | |
457 | putchar('\n'); | |
458 | ||
323b7dc9 ZJS |
459 | msg1 = strjoina(special_glyph(TRIANGULAR_BULLET), " Please enter a new root password (empty to skip): "); |
460 | msg2 = strjoina(special_glyph(TRIANGULAR_BULLET), " Please enter new root password again: "); | |
418b9be5 LP |
461 | |
462 | for (;;) { | |
ab84f5b9 | 463 | _cleanup_string_free_erase_ char *a = NULL, *b = NULL; |
418b9be5 | 464 | |
e287086b | 465 | r = ask_password_tty(msg1, NULL, 0, 0, NULL, &a); |
23bbb0de MS |
466 | if (r < 0) |
467 | return log_error_errno(r, "Failed to query root password: %m"); | |
418b9be5 LP |
468 | |
469 | if (isempty(a)) { | |
470 | log_warning("No password entered, skipping."); | |
471 | break; | |
472 | } | |
473 | ||
e287086b | 474 | r = ask_password_tty(msg2, NULL, 0, 0, NULL, &b); |
ab84f5b9 | 475 | if (r < 0) |
00843602 | 476 | return log_error_errno(r, "Failed to query root password: %m"); |
418b9be5 LP |
477 | |
478 | if (!streq(a, b)) { | |
479 | log_error("Entered passwords did not match, please try again."); | |
418b9be5 LP |
480 | continue; |
481 | } | |
482 | ||
418b9be5 LP |
483 | arg_root_password = a; |
484 | a = NULL; | |
485 | break; | |
486 | } | |
487 | ||
488 | return 0; | |
489 | } | |
490 | ||
491 | static int write_root_shadow(const char *path, const struct spwd *p) { | |
492 | _cleanup_fclose_ FILE *f = NULL; | |
493 | assert(path); | |
494 | assert(p); | |
495 | ||
3250929b LP |
496 | RUN_WITH_UMASK(0777) |
497 | f = fopen(path, "wex"); | |
418b9be5 LP |
498 | if (!f) |
499 | return -errno; | |
500 | ||
501 | errno = 0; | |
502 | if (putspent(p, f) != 0) | |
f5e5c28f | 503 | return errno > 0 ? -errno : -EIO; |
418b9be5 LP |
504 | |
505 | return fflush_and_check(f); | |
506 | } | |
507 | ||
508 | static int process_root_password(void) { | |
509 | ||
510 | static const char table[] = | |
511 | "abcdefghijklmnopqrstuvwxyz" | |
512 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" | |
513 | "0123456789" | |
514 | "./"; | |
515 | ||
516 | struct spwd item = { | |
517 | .sp_namp = (char*) "root", | |
ad525df8 IS |
518 | .sp_min = -1, |
519 | .sp_max = -1, | |
520 | .sp_warn = -1, | |
418b9be5 LP |
521 | .sp_inact = -1, |
522 | .sp_expire = -1, | |
523 | .sp_flag = (unsigned long) -1, /* this appears to be what everybody does ... */ | |
524 | }; | |
45035609 LP |
525 | |
526 | _cleanup_close_ int lock = -1; | |
418b9be5 LP |
527 | char salt[3+16+1+1]; |
528 | uint8_t raw[16]; | |
529 | unsigned i; | |
530 | char *j; | |
531 | ||
532 | const char *etc_shadow; | |
533 | int r; | |
534 | ||
1d13f648 | 535 | etc_shadow = prefix_roota(arg_root, "/etc/shadow"); |
b3cd687d | 536 | if (laccess(etc_shadow, F_OK) >= 0) |
418b9be5 LP |
537 | return 0; |
538 | ||
45035609 LP |
539 | mkdir_parents(etc_shadow, 0755); |
540 | ||
e929bee0 | 541 | lock = take_etc_passwd_lock(arg_root); |
45035609 | 542 | if (lock < 0) |
db260eed | 543 | return log_error_errno(lock, "Failed to take a lock: %m"); |
45035609 | 544 | |
418b9be5 LP |
545 | if (arg_copy_root_password && arg_root) { |
546 | struct spwd *p; | |
547 | ||
548 | errno = 0; | |
549 | p = getspnam("root"); | |
550 | if (p || errno != ENOENT) { | |
551 | if (!p) { | |
552 | if (!errno) | |
553 | errno = EIO; | |
554 | ||
e1427b13 | 555 | return log_error_errno(errno, "Failed to find shadow entry for root: %m"); |
418b9be5 LP |
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) | |
4546c341 | 590 | errno = EINVAL; |
418b9be5 | 591 | |
e1427b13 | 592 | return log_error_errno(errno, "Failed to encrypt password: %m"); |
418b9be5 LP |
593 | } |
594 | ||
595 | item.sp_lstchg = (long) (now(CLOCK_REALTIME) / USEC_PER_DAY); | |
596 | ||
597 | r = write_root_shadow(etc_shadow, &item); | |
23bbb0de MS |
598 | if (r < 0) |
599 | return log_error_errno(r, "Failed to write %s: %m", etc_shadow); | |
418b9be5 LP |
600 | |
601 | log_info("%s written.", etc_shadow); | |
602 | return 0; | |
603 | } | |
604 | ||
601185b4 | 605 | static void help(void) { |
418b9be5 LP |
606 | printf("%s [OPTIONS...]\n\n" |
607 | "Configures basic settings of the system.\n\n" | |
608 | " -h --help Show this help\n" | |
609 | " --version Show package version\n" | |
610 | " --root=PATH Operate on an alternate filesystem root\n" | |
611 | " --locale=LOCALE Set primary locale (LANG=)\n" | |
612 | " --locale-messages=LOCALE Set message locale (LC_MESSAGES=)\n" | |
613 | " --timezone=TIMEZONE Set timezone\n" | |
614 | " --hostname=NAME Set host name\n" | |
615 | " --machine-ID=ID Set machine ID\n" | |
616 | " --root-password=PASSWORD Set root password\n" | |
617 | " --root-password-file=FILE Set root password from file\n" | |
618 | " --prompt-locale Prompt the user for locale settings\n" | |
619 | " --prompt-timezone Prompt the user for timezone\n" | |
620 | " --prompt-hostname Prompt the user for hostname\n" | |
621 | " --prompt-root-password Prompt the user for root password\n" | |
b57b0625 | 622 | " --prompt Prompt for all of the above\n" |
418b9be5 LP |
623 | " --copy-locale Copy locale from host\n" |
624 | " --copy-timezone Copy timezone from host\n" | |
625 | " --copy-root-password Copy root password from host\n" | |
626 | " --copy Copy locale, timezone, root password\n" | |
601185b4 ZJS |
627 | " --setup-machine-id Generate a new random machine ID\n" |
628 | , program_invocation_short_name); | |
418b9be5 LP |
629 | } |
630 | ||
631 | static int parse_argv(int argc, char *argv[]) { | |
632 | ||
633 | enum { | |
634 | ARG_VERSION = 0x100, | |
635 | ARG_ROOT, | |
636 | ARG_LOCALE, | |
637 | ARG_LOCALE_MESSAGES, | |
638 | ARG_TIMEZONE, | |
639 | ARG_HOSTNAME, | |
640 | ARG_MACHINE_ID, | |
641 | ARG_ROOT_PASSWORD, | |
642 | ARG_ROOT_PASSWORD_FILE, | |
643 | ARG_PROMPT, | |
644 | ARG_PROMPT_LOCALE, | |
645 | ARG_PROMPT_TIMEZONE, | |
646 | ARG_PROMPT_HOSTNAME, | |
647 | ARG_PROMPT_ROOT_PASSWORD, | |
648 | ARG_COPY, | |
649 | ARG_COPY_LOCALE, | |
650 | ARG_COPY_TIMEZONE, | |
651 | ARG_COPY_ROOT_PASSWORD, | |
652 | ARG_SETUP_MACHINE_ID, | |
653 | }; | |
654 | ||
655 | static const struct option options[] = { | |
656 | { "help", no_argument, NULL, 'h' }, | |
657 | { "version", no_argument, NULL, ARG_VERSION }, | |
658 | { "root", required_argument, NULL, ARG_ROOT }, | |
659 | { "locale", required_argument, NULL, ARG_LOCALE }, | |
660 | { "locale-messages", required_argument, NULL, ARG_LOCALE_MESSAGES }, | |
661 | { "timezone", required_argument, NULL, ARG_TIMEZONE }, | |
662 | { "hostname", required_argument, NULL, ARG_HOSTNAME }, | |
663 | { "machine-id", required_argument, NULL, ARG_MACHINE_ID }, | |
664 | { "root-password", required_argument, NULL, ARG_ROOT_PASSWORD }, | |
665 | { "root-password-file", required_argument, NULL, ARG_ROOT_PASSWORD_FILE }, | |
666 | { "prompt", no_argument, NULL, ARG_PROMPT }, | |
667 | { "prompt-locale", no_argument, NULL, ARG_PROMPT_LOCALE }, | |
668 | { "prompt-timezone", no_argument, NULL, ARG_PROMPT_TIMEZONE }, | |
669 | { "prompt-hostname", no_argument, NULL, ARG_PROMPT_HOSTNAME }, | |
670 | { "prompt-root-password", no_argument, NULL, ARG_PROMPT_ROOT_PASSWORD }, | |
671 | { "copy", no_argument, NULL, ARG_COPY }, | |
672 | { "copy-locale", no_argument, NULL, ARG_COPY_LOCALE }, | |
673 | { "copy-timezone", no_argument, NULL, ARG_COPY_TIMEZONE }, | |
674 | { "copy-root-password", no_argument, NULL, ARG_COPY_ROOT_PASSWORD }, | |
675 | { "setup-machine-id", no_argument, NULL, ARG_SETUP_MACHINE_ID }, | |
676 | {} | |
677 | }; | |
678 | ||
679 | int r, c; | |
680 | ||
681 | assert(argc >= 0); | |
682 | assert(argv); | |
683 | ||
601185b4 | 684 | while ((c = getopt_long(argc, argv, "h", options, NULL)) >= 0) |
418b9be5 LP |
685 | |
686 | switch (c) { | |
687 | ||
688 | case 'h': | |
601185b4 ZJS |
689 | help(); |
690 | return 0; | |
418b9be5 LP |
691 | |
692 | case ARG_VERSION: | |
3f6fd1ba | 693 | return version(); |
418b9be5 LP |
694 | |
695 | case ARG_ROOT: | |
0f03c2a4 | 696 | r = parse_path_argument_and_warn(optarg, true, &arg_root); |
0f474365 | 697 | if (r < 0) |
0f03c2a4 | 698 | return r; |
418b9be5 LP |
699 | break; |
700 | ||
701 | case ARG_LOCALE: | |
702 | if (!locale_is_valid(optarg)) { | |
703 | log_error("Locale %s is not valid.", optarg); | |
704 | return -EINVAL; | |
705 | } | |
706 | ||
2fc09a9c DM |
707 | r = free_and_strdup(&arg_locale, optarg); |
708 | if (r < 0) | |
418b9be5 LP |
709 | return log_oom(); |
710 | ||
711 | break; | |
712 | ||
713 | case ARG_LOCALE_MESSAGES: | |
714 | if (!locale_is_valid(optarg)) { | |
715 | log_error("Locale %s is not valid.", optarg); | |
716 | return -EINVAL; | |
717 | } | |
718 | ||
2fc09a9c DM |
719 | r = free_and_strdup(&arg_locale_messages, optarg); |
720 | if (r < 0) | |
418b9be5 LP |
721 | return log_oom(); |
722 | ||
723 | break; | |
724 | ||
725 | case ARG_TIMEZONE: | |
726 | if (!timezone_is_valid(optarg)) { | |
727 | log_error("Timezone %s is not valid.", optarg); | |
728 | return -EINVAL; | |
729 | } | |
730 | ||
2fc09a9c DM |
731 | r = free_and_strdup(&arg_timezone, optarg); |
732 | if (r < 0) | |
418b9be5 LP |
733 | return log_oom(); |
734 | ||
735 | break; | |
736 | ||
737 | case ARG_ROOT_PASSWORD: | |
2fc09a9c DM |
738 | r = free_and_strdup(&arg_root_password, optarg); |
739 | if (r < 0) | |
418b9be5 | 740 | return log_oom(); |
418b9be5 LP |
741 | break; |
742 | ||
743 | case ARG_ROOT_PASSWORD_FILE: | |
0da16248 | 744 | arg_root_password = mfree(arg_root_password); |
418b9be5 LP |
745 | |
746 | r = read_one_line_file(optarg, &arg_root_password); | |
23bbb0de MS |
747 | if (r < 0) |
748 | return log_error_errno(r, "Failed to read %s: %m", optarg); | |
418b9be5 LP |
749 | |
750 | break; | |
751 | ||
752 | case ARG_HOSTNAME: | |
34ad6090 | 753 | if (!hostname_is_valid(optarg, true)) { |
418b9be5 LP |
754 | log_error("Host name %s is not valid.", optarg); |
755 | return -EINVAL; | |
756 | } | |
757 | ||
ae691c1d | 758 | hostname_cleanup(optarg); |
2fc09a9c DM |
759 | r = free_and_strdup(&arg_hostname, optarg); |
760 | if (r < 0) | |
418b9be5 LP |
761 | return log_oom(); |
762 | ||
763 | break; | |
764 | ||
765 | case ARG_MACHINE_ID: | |
766 | if (sd_id128_from_string(optarg, &arg_machine_id) < 0) { | |
767 | log_error("Failed to parse machine id %s.", optarg); | |
768 | return -EINVAL; | |
769 | } | |
770 | ||
771 | break; | |
772 | ||
773 | case ARG_PROMPT: | |
774 | arg_prompt_locale = arg_prompt_timezone = arg_prompt_hostname = arg_prompt_root_password = true; | |
775 | break; | |
776 | ||
777 | case ARG_PROMPT_LOCALE: | |
778 | arg_prompt_locale = true; | |
779 | break; | |
780 | ||
781 | case ARG_PROMPT_TIMEZONE: | |
782 | arg_prompt_timezone = true; | |
783 | break; | |
784 | ||
785 | case ARG_PROMPT_HOSTNAME: | |
786 | arg_prompt_hostname = true; | |
787 | break; | |
788 | ||
789 | case ARG_PROMPT_ROOT_PASSWORD: | |
790 | arg_prompt_root_password = true; | |
791 | break; | |
792 | ||
793 | case ARG_COPY: | |
794 | arg_copy_locale = arg_copy_timezone = arg_copy_root_password = true; | |
e926f647 | 795 | break; |
418b9be5 LP |
796 | |
797 | case ARG_COPY_LOCALE: | |
798 | arg_copy_locale = true; | |
799 | break; | |
800 | ||
801 | case ARG_COPY_TIMEZONE: | |
802 | arg_copy_timezone = true; | |
803 | break; | |
804 | ||
805 | case ARG_COPY_ROOT_PASSWORD: | |
806 | arg_copy_root_password = true; | |
807 | break; | |
808 | ||
809 | case ARG_SETUP_MACHINE_ID: | |
810 | ||
811 | r = sd_id128_randomize(&arg_machine_id); | |
23bbb0de MS |
812 | if (r < 0) |
813 | return log_error_errno(r, "Failed to generate randomized machine ID: %m"); | |
418b9be5 LP |
814 | |
815 | break; | |
816 | ||
817 | case '?': | |
818 | return -EINVAL; | |
819 | ||
820 | default: | |
821 | assert_not_reached("Unhandled option"); | |
822 | } | |
418b9be5 LP |
823 | |
824 | return 1; | |
825 | } | |
826 | ||
827 | int main(int argc, char *argv[]) { | |
828 | int r; | |
829 | ||
830 | r = parse_argv(argc, argv); | |
831 | if (r <= 0) | |
832 | goto finish; | |
833 | ||
834 | log_set_target(LOG_TARGET_AUTO); | |
835 | log_parse_environment(); | |
836 | log_open(); | |
837 | ||
838 | umask(0022); | |
839 | ||
840 | r = process_locale(); | |
841 | if (r < 0) | |
842 | goto finish; | |
843 | ||
844 | r = process_timezone(); | |
845 | if (r < 0) | |
846 | goto finish; | |
847 | ||
848 | r = process_hostname(); | |
849 | if (r < 0) | |
850 | goto finish; | |
851 | ||
852 | r = process_machine_id(); | |
853 | if (r < 0) | |
854 | goto finish; | |
855 | ||
856 | r = process_root_password(); | |
857 | if (r < 0) | |
858 | goto finish; | |
859 | ||
860 | finish: | |
861 | free(arg_root); | |
862 | free(arg_locale); | |
863 | free(arg_locale_messages); | |
864 | free(arg_timezone); | |
865 | free(arg_hostname); | |
1602b008 | 866 | string_erase(arg_root_password); |
418b9be5 LP |
867 | free(arg_root_password); |
868 | ||
869 | return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; | |
870 | } |