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Commit | Line | Data |
---|---|---|
989a2c2c | 1 | /* |
569ee3f8 | 2 | * $Source$ |
3 | * $Author$ | |
4 | * $Locker$ | |
5 | * $Header$ | |
7189310c | 6 | * |
7 | * (c) Copyright 1988 by the Massachusetts Institute of Technology. | |
8 | * For copying and distribution information, please see the file | |
9 | * <mit-copyright.h>. | |
989a2c2c | 10 | */ |
11 | ||
7189310c | 12 | #include <mit-copyright.h> |
7ac48069 | 13 | #include <moira.h> |
14 | #include "userreg.h" | |
15 | ||
16 | #include <errno.h> | |
17 | #include <ctype.h> | |
989a2c2c | 18 | #include <curses.h> |
989a2c2c | 19 | #include <setjmp.h> |
7ac48069 | 20 | #include <signal.h> |
21 | #include <stdlib.h> | |
22 | #include <string.h> | |
23 | #include <unistd.h> | |
24 | ||
86a2af4e | 25 | #include <kadm.h> |
26 | #include <kadm_err.h> | |
37e83580 | 27 | #include <krb.h> |
f05412e4 | 28 | |
7ac48069 | 29 | RCSID("$Header$"); |
30 | ||
31 | void fix_display(int sig); | |
32 | void reset(void); | |
33 | int dolook(void); | |
34 | int negotiate_login(void); | |
35 | int negotiate_passwd(void); | |
36 | void gfirst(void); | |
37 | void glast(void); | |
38 | void gpass(void); | |
39 | void glogin(void); | |
40 | void gmitid(void); | |
41 | void gmi(void); | |
42 | int qexit(void); | |
43 | int do_replace(void); | |
44 | int kinit(char *user, char *passwd); | |
45 | int lenient_strcmp(char *string1, char *string2); | |
46 | int strpasscmp(char *s1, char *s2); | |
47 | void restart(void); | |
48 | void canon_name(char *cp); | |
86a2af4e | 49 | |
989a2c2c | 50 | #define EXIT -1 |
51 | ||
569ee3f8 | 52 | struct user user, db_user; |
53 | struct alias alias; | |
86a2af4e | 54 | char realm[REALM_SZ]; |
569ee3f8 | 55 | jmp_buf redo; |
989a2c2c | 56 | |
569ee3f8 | 57 | int user_is_valid = 0; |
6f742fd0 | 58 | int user_has_login = 0; |
569ee3f8 | 59 | int already_registered = 0; |
e0f744aa | 60 | int enrollment = 0; |
7ff930df | 61 | char typed_mit_id[100]; |
989a2c2c | 62 | |
7ac48069 | 63 | void fix_display(int sig) |
989a2c2c | 64 | { |
5eaef520 | 65 | struct sigaction act; |
66 | ||
67 | sigemptyset(&act.sa_mask); | |
68 | act.sa_flags = 0; | |
69 | act.sa_handler = SIG_IGN; | |
70 | sigaction(sig, &act, NULL); | |
71 | noraw(); | |
72 | echo(); | |
73 | endwin(); | |
74 | exit(1); | |
989a2c2c | 75 | } |
76 | ||
5eaef520 | 77 | int main(int argc, char **argv) |
989a2c2c | 78 | { |
44d12d58 | 79 | int ntimes; |
80 | int reencrypt; | |
5eaef520 | 81 | char line[100], *when, *msg; |
82 | int status; | |
83 | char tmpfirst[100], tmplast[100], tmpmid[100]; | |
84 | struct sigaction act; | |
85 | ||
86 | status = ureg_init(); | |
87 | if (status) | |
88 | { | |
89 | com_err(argv[0], status, "while trying to initialize"); | |
90 | exit(1); | |
91 | } | |
569ee3f8 | 92 | |
7ac48069 | 93 | if ((when = disabled(&msg))) |
5eaef520 | 94 | { |
95 | printf("We're sorry, the registration service is unavailable right now\n"); | |
96 | if (msg) | |
97 | printf("because %s\n", msg); | |
98 | printf("You should be able to register after %s", when); | |
99 | printf("\nPress ENTER or RETURN to continue "); | |
100 | fflush(stdout); | |
101 | getchar(); | |
102 | exit(0); | |
103 | } | |
569ee3f8 | 104 | |
5eaef520 | 105 | /* stash the realm for later use */ |
106 | if ((status = krb_get_lrealm(realm, 1)) != KSUCCESS) | |
107 | { | |
108 | printf("System error; please try another workstation."); | |
109 | exit(1); | |
110 | } | |
569ee3f8 | 111 | |
5eaef520 | 112 | setup_display(); |
113 | ||
114 | sigemptyset(&act.sa_mask); | |
115 | act.sa_flags = 0; | |
7ac48069 | 116 | act.sa_handler = fix_display; |
5eaef520 | 117 | sigaction(SIGINT, &act, NULL); |
118 | sigaction(SIGQUIT, &act, NULL); | |
119 | sigaction(SIGHUP, &act, NULL); | |
120 | ||
121 | while (1) | |
122 | { | |
123 | setjmp(redo); | |
124 | reset(); | |
125 | ntimes = 0; | |
126 | ||
127 | display_text(WELCOME, ""); | |
128 | ||
129 | gfirst(); | |
130 | gmi(); | |
131 | glast(); | |
132 | strcpy(tmpfirst, user.u_first); | |
133 | strcpy(tmplast, user.u_last); | |
134 | FixName(tmplast, tmpfirst, user.u_last, user.u_first, tmpmid); | |
135 | redisp(); | |
136 | ||
137 | gmitid(); | |
138 | ||
139 | while (dolook()) | |
140 | { | |
141 | ntimes++; | |
142 | if (ntimes > 3) | |
143 | { | |
144 | display_text_line(0); | |
145 | display_text_line("Sorry, you still cannot be found in the database."); | |
146 | display_text_line(" "); | |
147 | display_text_line("Please call an accounts consultant at x3-1325 for help."); | |
148 | wait_for_user(); | |
149 | break; | |
150 | } | |
151 | display_text_line(0); /* clear the window */ | |
152 | display_text_line("You could not be found in the database."); | |
153 | display_text_line("Do you want to change some input " | |
154 | "(for example, the spelling"); | |
155 | display_text_line("of part of your name) and try again?"); | |
156 | if (askyn("Do you want to try again ? ") == YES) | |
157 | { | |
158 | reencrypt = 0; | |
159 | display_text_line(0); | |
160 | sprintf(line, "You entered your first name as \"%s\"", | |
161 | user.u_first); | |
162 | display_text_line(line); | |
163 | if (askyn("Do you want to change it? ") == YES) | |
164 | { | |
165 | gfirst(); | |
166 | strcpy(tmpfirst, user.u_first); | |
167 | strcpy(tmplast, user.u_last); | |
168 | FixName(tmplast, tmpfirst, user.u_last, user.u_first, | |
169 | tmpmid); | |
170 | redisp(); | |
171 | reencrypt = 1; | |
569ee3f8 | 172 | } |
5eaef520 | 173 | display_text_line(0); |
174 | sprintf(line, "You entered your middle initial as \"%s\"", | |
175 | user.u_mid_init); | |
176 | display_text_line(line); | |
177 | if (askyn("Do you want to change it? ") == YES) | |
178 | gmi(); | |
179 | display_text_line(0); | |
180 | sprintf(line, "You entered your family name as \"%s\"", | |
181 | user.u_last); | |
182 | display_text_line(line); | |
183 | if (askyn("Do you want to change it? ") == YES) | |
184 | { | |
185 | glast(); | |
186 | strcpy(tmpfirst, user.u_first); | |
187 | strcpy(tmplast, user.u_last); | |
188 | FixName(tmplast, tmpfirst, user.u_last, user.u_first, | |
189 | tmpmid); | |
190 | redisp(); | |
191 | reencrypt = 1; | |
6f742fd0 | 192 | } |
5eaef520 | 193 | display_text_line(0); |
194 | sprintf(line, "You entered your MIT id number as \"%s\"", | |
195 | typed_mit_id); | |
196 | display_text_line(line); | |
197 | if (askyn("Do you want to change it? ") == YES) | |
198 | { | |
199 | gmitid(); | |
200 | reencrypt = 0; | |
569ee3f8 | 201 | } |
5eaef520 | 202 | if (reencrypt) |
203 | { | |
204 | EncryptID(user.u_mit_id, typed_mit_id, | |
205 | user.u_first, user.u_last); | |
86a2af4e | 206 | } |
5eaef520 | 207 | } |
208 | else | |
209 | break; | |
8556c987 | 210 | } |
5eaef520 | 211 | if (!user_is_valid || already_registered) |
212 | { | |
213 | qexit(); | |
214 | continue; | |
215 | } | |
216 | redisp(); | |
217 | if (!user_has_login) | |
218 | { | |
219 | if (negotiate_login() == -1) | |
220 | { | |
221 | qexit(); | |
222 | continue; | |
223 | } | |
224 | } | |
225 | if (negotiate_passwd() == -1) | |
226 | { | |
227 | qexit(); | |
228 | continue; | |
229 | } | |
230 | sleep(1); | |
231 | if (!enrollment) | |
232 | display_text(FINISHED, user.u_login); | |
233 | else | |
234 | { | |
235 | display_text(FINISHEDE, user.u_login); | |
236 | if (askyn("Do you wish to set your mailbox now? (Yes or No) ")) | |
237 | { | |
238 | clear(); | |
239 | refresh(); | |
240 | noraw(); | |
241 | echo(); | |
242 | kinit(user.u_login, user.u_password); | |
243 | system(NAMESPACE_PROG); | |
244 | dest_tkt(); | |
245 | qexit(); | |
246 | exit(0); | |
247 | } | |
248 | } | |
249 | wait_for_user(); | |
250 | qexit(); | |
251 | break; | |
252 | } | |
253 | restore_display(); | |
254 | exit(0); | |
989a2c2c | 255 | } |
256 | ||
7ac48069 | 257 | void reset(void) |
569ee3f8 | 258 | { |
5eaef520 | 259 | reset_display(); |
260 | memset(&user, 0, sizeof(user)); | |
261 | user_is_valid = 0; | |
262 | already_registered = 0; | |
263 | enrollment = 0; | |
264 | redisp(); | |
989a2c2c | 265 | } |
266 | ||
5eaef520 | 267 | int dolook(void) |
569ee3f8 | 268 | { |
5eaef520 | 269 | /* do the database lookup */ |
989a2c2c | 270 | |
5eaef520 | 271 | char line[100]; |
44d12d58 | 272 | int result; |
5eaef520 | 273 | |
274 | if (user_is_valid) | |
275 | { | |
276 | /* !! */ | |
277 | return 0; | |
278 | } | |
279 | display_text_line(0); | |
280 | display_text_line("Looking you up in the database.... " | |
281 | "This may take from a few seconds to a few"); | |
282 | display_text_line("minutes, depending on how busy the system is " | |
283 | "at the moment."); | |
284 | ||
285 | timer_off(); | |
286 | result = verify_user(user.u_first, user.u_last, typed_mit_id, | |
287 | user.u_mit_id, db_user.u_login); | |
288 | wfeep(); | |
289 | display_text_line(0); | |
290 | timer_on(); | |
291 | switch(result) | |
292 | { | |
293 | case 0: | |
294 | case UREG_ENROLLED: | |
295 | display_text_line("You have been located in the user registration database."); | |
296 | user_is_valid = 1; | |
297 | user_has_login = 0; | |
298 | sleep(1); | |
299 | return 0; | |
300 | case UREG_HALF_ENROLLED: | |
301 | enrollment = 1; | |
302 | /* fall through to: */ | |
303 | case UREG_NO_PASSWD_YET: | |
304 | user_is_valid = 1; | |
305 | user_has_login = 1; | |
306 | display_text_line ("You have chosen a login name, but you have not yet chosen a password."); | |
307 | sprintf(line, "Remember: the username you chose was '%s'", | |
308 | db_user.u_login); | |
309 | strcpy(user.u_login, db_user.u_login); | |
310 | display_text_line(line); | |
311 | redisp(); | |
312 | sleep(5); | |
313 | return 0; | |
314 | ||
315 | case UREG_ALREADY_REGISTERED: | |
316 | already_registered = 1; | |
317 | /* | |
318 | * we have to reset this so we dont ask for a | |
319 | * new username | |
320 | */ | |
321 | user_is_valid = 0; | |
322 | display_text_line("You are already registered. " | |
323 | "An account for you probably already exists"); | |
324 | display_text_line("(if not, it will appear within 24 hours)."); | |
325 | display_text_line(""); | |
326 | display_text_line("Refer to the document 'Working on Athena' " | |
327 | "for help logging in."); | |
328 | strcpy(user.u_login, db_user.u_login); | |
329 | sprintf(line, "Remember, the username you chose was '%s'", | |
330 | db_user.u_login); | |
331 | display_text_line(line); | |
332 | redisp(); | |
333 | wait_for_user(); | |
334 | return 0; | |
335 | case UREG_DELETED: | |
336 | display_text(DELETED_ACCT, db_user.u_login); | |
337 | wait_for_user(); | |
338 | restore_display(); | |
339 | exit(0); | |
340 | case UREG_NOT_ALLOWED: | |
341 | display_text(OFFER_ENROLL, db_user.u_login); | |
342 | redisp(); | |
343 | if (!askyn("Continue choosing a name and password (Y/N)? ")) | |
344 | { | |
345 | already_registered = 1; | |
346 | return 0; | |
989a2c2c | 347 | } |
5eaef520 | 348 | user_has_login = 0; |
349 | user_is_valid = 1; | |
350 | enrollment = 1; | |
351 | return 0; | |
352 | case UREG_ENROLL_NOT_ALLOWED: | |
353 | display_text(NOT_ALLOWED, db_user.u_login); | |
354 | wait_for_user(); | |
355 | restore_display(); | |
356 | exit(0); | |
357 | case UREG_KRB_TAKEN: | |
358 | display_text(IMPROPER_LOGIN, db_user.u_login); | |
359 | wait_for_user(); | |
360 | return 0; | |
361 | case UREG_USER_NOT_FOUND: | |
362 | return 1; | |
363 | ||
364 | case ECONNREFUSED: | |
365 | case ETIMEDOUT: | |
366 | case UREG_MISC_ERROR: | |
367 | display_text(NETWORK_DOWN, db_user.u_login); | |
368 | display_text_line(" "); | |
369 | sprintf(line, "The specific error was: %s", error_message(result)); | |
370 | display_text_line(line); | |
371 | wait_for_user(); | |
372 | return 0; | |
373 | ||
374 | default: | |
375 | display_text_line("An unexpected error occurred while trying to " | |
376 | "access the database"); | |
377 | display_text_line(error_message(result)); | |
378 | redisp(); | |
379 | wait_for_user(); | |
380 | return 1; | |
381 | } | |
989a2c2c | 382 | } |
383 | ||
86a2af4e | 384 | |
385 | /* Get a login name from the user and register it. There are several steps | |
386 | * to this: display help message, get name, check name, display confirmation | |
387 | * message, get confirmation, register name. | |
388 | */ | |
389 | ||
5eaef520 | 390 | int negotiate_login(void) |
569ee3f8 | 391 | { |
5eaef520 | 392 | int result, i; |
393 | char line[100], old_login[LOGIN_SIZE + 2]; | |
394 | char *error, *cp; | |
395 | ||
396 | /* build suggested username */ | |
397 | cp = user.u_login; | |
398 | if (isalpha(user.u_first[0])) | |
399 | *cp++ = user.u_first[0]; | |
400 | if (isalpha(user.u_mid_init[0])) | |
401 | *cp++ = user.u_mid_init[0]; | |
402 | for (i = 0; user.u_last[i] && cp - user.u_login < 8; i++) | |
403 | { | |
86a2af4e | 404 | if (isalpha(user.u_last[i])) |
405 | *cp++ = user.u_last[i]; | |
5eaef520 | 406 | } |
407 | for (i = 0; user.u_login[i]; i++) | |
408 | { | |
86a2af4e | 409 | if (isupper(user.u_login[i])) |
5eaef520 | 410 | user.u_login[i] = tolower(user.u_login[i]); |
86a2af4e | 411 | } |
5eaef520 | 412 | strcpy(old_login, user.u_login); |
413 | ||
414 | /* print message */ | |
415 | display_text(USERNAME_BLURB, user.u_login); | |
416 | ||
417 | again: | |
418 | /* get name from user */ | |
419 | glogin(); | |
420 | ||
421 | display_text_line(0); | |
422 | display_text_line("Testing that username..."); | |
423 | error = ""; | |
424 | if (strlen(user.u_login) < 3) | |
425 | error = "Your username must be at least 3 characters long."; | |
426 | else if (strlen(user.u_login) > 8) | |
427 | error = "Your username cannot be longer than 8 characters."; | |
428 | else if (!isalpha(user.u_login[0]) || !islower(user.u_login[0])) | |
429 | error = "Your username must start with a lowercase letter."; | |
430 | else | |
431 | for (i = 1; i < strlen(user.u_login); i++) | |
432 | { | |
433 | if (!islower(user.u_login[i]) && | |
434 | !isdigit(user.u_login[i]) && | |
435 | user.u_login[i] != '_') | |
436 | error = "Your username must contain only lower case letters, " | |
437 | "numbers, and underscore"; | |
438 | } | |
439 | timer_off(); | |
440 | result = krb_get_pw_in_tkt(user.u_login, "", realm, "krbtgt", realm, 1, ""); | |
441 | timer_on(); | |
442 | if (*error == 0 && result != KDC_PR_UNKNOWN) | |
443 | error = "That username is already taken."; | |
444 | ||
445 | /* if it's bad, get another name from user */ | |
446 | if (*error) | |
447 | { | |
448 | strcpy(user.u_login, old_login); | |
449 | redisp(); | |
450 | display_text_line(error); | |
451 | display_text_line("Please choose another username."); | |
86a2af4e | 452 | goto again; |
5eaef520 | 453 | } |
86a2af4e | 454 | |
5eaef520 | 455 | /* name is OK, make sure */ |
456 | display_text(USERNAME_BLURB2, user.u_login); | |
457 | if (!askyn("Do you want to register this username? (Yes or No) ")) | |
458 | goto again; | |
459 | ||
460 | display_text_line(0); | |
461 | display_text_line("Trying to assign that username... " | |
462 | "This may take a few minutes."); | |
463 | ||
464 | /* Do It! */ | |
465 | timer_off(); | |
466 | if (!enrollment) | |
467 | { | |
468 | result = grab_login(user.u_first, user.u_last, typed_mit_id, | |
469 | user.u_mit_id, user.u_login); | |
470 | } | |
471 | else | |
472 | { | |
473 | result = enroll_login(user.u_first, user.u_last, typed_mit_id, | |
474 | user.u_mit_id, user.u_login); | |
475 | } | |
476 | wfeep(); | |
477 | timer_on(); | |
478 | if (result != 0) | |
479 | { | |
480 | char buf[BUFSIZ]; | |
481 | ||
482 | if (result == UREG_LOGIN_USED) | |
483 | { | |
484 | /* name was in moira but not kerberos */ | |
485 | error = "Sorry, that username really was in use after all."; | |
486 | strcpy(user.u_login, old_login); | |
487 | redisp(); | |
488 | display_text_line(error); | |
489 | display_text_line("Please choose another username."); | |
490 | goto again; | |
c16914a2 | 491 | } |
492 | ||
5eaef520 | 493 | display_text(NETWORK_DOWN, ""); |
494 | display_text_line(" "); | |
495 | sprintf(buf, "The specific error was: %s", error_message(result)); | |
496 | display_text_line(buf); | |
497 | wait_for_user(); | |
498 | return qexit(); | |
86a2af4e | 499 | } |
500 | ||
5eaef520 | 501 | /* at this point we have successfully negotiated a username */ |
502 | sprintf(line, "O.K. your username will be \"%s\".", user.u_login); | |
503 | display_text_line(0); | |
504 | display_text_line(line); | |
505 | redisp(); | |
506 | sleep(3); | |
507 | return 0; | |
86a2af4e | 508 | } |
569ee3f8 | 509 | |
6f742fd0 | 510 | |
5eaef520 | 511 | int negotiate_passwd(void) |
86a2af4e | 512 | { |
5eaef520 | 513 | char *passwd, *error; |
514 | char old_passwd[256], fullname[256], tktstring[256], inst[INST_SZ]; | |
515 | char login[ANAME_SZ], lpassword[PASSWORD_SIZE]; | |
516 | int result; | |
517 | des_cblock key; | |
518 | FILE *in; | |
519 | ||
520 | again: | |
521 | display_text(PASSWORD_BLURB, ""); | |
522 | gpass(); | |
523 | ||
524 | /* validate password */ | |
525 | error = NULL; | |
526 | passwd = user.u_password; | |
527 | sprintf(fullname, "%s%s", user.u_first, user.u_last); | |
528 | if (strlen(passwd) < 6) | |
529 | error = "Please choose a longer password."; | |
530 | if (!strpasscmp(passwd, user.u_first) || | |
531 | !strpasscmp(passwd, user.u_last) || | |
532 | !strpasscmp(passwd, user.u_login) || | |
533 | !strpasscmp(passwd, fullname) || | |
534 | !strpasscmp(passwd, typed_mit_id)) | |
535 | error = "Please do not use your name or ID number for your password."; | |
536 | if (!error) | |
537 | { | |
538 | in = fopen(LOGIN_INFO, "r"); | |
539 | if (in) | |
540 | { | |
541 | fgets(login, sizeof(login), in); | |
542 | /* trim trailing newline */ | |
543 | if (strlen(login)) | |
544 | login[strlen(login) - 1] = '\0'; | |
545 | fgets(lpassword, sizeof(lpassword), in); | |
546 | /* trim trailing newline */ | |
547 | if (strlen(lpassword)) | |
548 | lpassword[strlen(lpassword) - 1] = '\0'; | |
549 | fclose(in); | |
550 | } | |
551 | else | |
552 | { | |
553 | strcpy(login, "moira"); | |
554 | strcpy(lpassword, "moira"); | |
86a2af4e | 555 | } |
c16914a2 | 556 | |
7ac48069 | 557 | sprintf(tktstring, "/tmp/tkt_cpw_%ld", (long)getpid()); |
5eaef520 | 558 | krb_set_tkt_string(tktstring); |
559 | des_string_to_key(passwd, key); | |
560 | inst[0] = 0; | |
561 | ||
562 | result = krb_get_pw_in_tkt(login, inst, realm, PWSERV_NAME, | |
563 | KADM_SINST, 1, lpassword); | |
564 | if (result == KSUCCESS) | |
565 | result = kadm_init_link(PWSERV_NAME, KRB_MASTER, realm); | |
566 | if (result == KSUCCESS) | |
567 | result = kadm_check_pw(key, passwd, &error); | |
568 | dest_tkt(); | |
569 | if (result == KADM_INSECURE_PW) | |
570 | { | |
571 | error = "You have chosen a passsword that is in the dictionary " | |
572 | "of commonly\nselected user passwords. You will have to choose " | |
573 | "a better password."; | |
574 | } | |
575 | else if (result != KSUCCESS) | |
576 | { | |
7ac48069 | 577 | display_text(NETWORK_DOWN, ""); |
5eaef520 | 578 | display_text_line(" "); |
579 | sprintf(fullname, "%s while verifying password", | |
580 | error_message(result)); | |
581 | display_text_line(fullname); | |
582 | wait_for_user(); | |
583 | return -1; | |
569ee3f8 | 584 | } |
86a2af4e | 585 | } |
569ee3f8 | 586 | |
5eaef520 | 587 | if (error) |
588 | { | |
589 | display_text_line(0); | |
590 | display_text_line(error); | |
591 | wait_for_user(); | |
592 | goto again; | |
86a2af4e | 593 | } |
594 | ||
5eaef520 | 595 | display_text(PASSWORD_BLURB2, ""); |
596 | strcpy(old_passwd, user.u_password); | |
597 | gpass(); | |
598 | if (strcmp(old_passwd, user.u_password)) | |
599 | { | |
600 | display_text_line(0); | |
601 | display_text_line("What you just typed did not match the password " | |
602 | "you gave the first time."); | |
603 | sleep(8); | |
604 | goto again; | |
86a2af4e | 605 | } |
606 | ||
5eaef520 | 607 | display_text_line("Storing password in the database... This may take " |
608 | "a few minutes."); | |
609 | if (do_replace()) | |
610 | return -1; | |
611 | display_text_line("done."); | |
612 | return 0; | |
989a2c2c | 613 | } |
614 | ||
7ac48069 | 615 | void gfirst(void) |
569ee3f8 | 616 | { |
5eaef520 | 617 | /* input the first name */ |
618 | char buf[FIRST_NAME_SIZE + 2]; | |
619 | struct sigaction act; | |
620 | ||
621 | sigemptyset(&act.sa_mask); | |
622 | act.sa_flags = 0; | |
7ac48069 | 623 | act.sa_handler = fix_display; |
5eaef520 | 624 | sigaction(SIGALRM, &act, NULL); |
625 | input("Enter first Name:", buf, FIRST_NAME_SIZE + 1, | |
626 | FIRSTNAME_TIMEOUT, TRUE); | |
627 | strncpy(user.u_first, buf, FIRST_NAME_SIZE); | |
628 | user.u_first[FIRST_NAME_SIZE - 1] = '\0'; | |
629 | canon_name(user.u_first); | |
630 | redisp(); | |
569ee3f8 | 631 | } |
989a2c2c | 632 | |
7ac48069 | 633 | void glast(void) |
569ee3f8 | 634 | { |
5eaef520 | 635 | /* input the last name */ |
636 | char buf[LAST_NAME_SIZE + 2]; | |
637 | struct sigaction act; | |
638 | ||
639 | sigemptyset(&act.sa_mask); | |
640 | act.sa_flags = 0; | |
7ac48069 | 641 | act.sa_handler = fix_display; |
5eaef520 | 642 | sigaction(SIGALRM, &act, NULL); |
643 | input("Enter family Name:", buf, LAST_NAME_SIZE + 1, | |
644 | LASTNAME_TIMEOUT, FALSE); | |
645 | strncpy(user.u_last, buf, LAST_NAME_SIZE); | |
646 | user.u_last[LAST_NAME_SIZE - 1] = '\0'; | |
647 | canon_name(user.u_last); | |
648 | redisp(); | |
989a2c2c | 649 | } |
650 | ||
7ac48069 | 651 | void gpass(void) |
569ee3f8 | 652 | { |
5eaef520 | 653 | /* input password */ |
654 | char new_password[PASSWORD_SIZE + 1]; | |
655 | struct sigaction act; | |
656 | ||
657 | sigemptyset(&act.sa_mask); | |
658 | act.sa_flags = 0; | |
7ac48069 | 659 | act.sa_handler = fix_display; |
5eaef520 | 660 | sigaction(SIGALRM, &act, NULL); |
661 | input_no_echo("Enter password:", new_password, | |
662 | PASSWORD_SIZE, NEW_PASSWORD_TIMEOUT); | |
663 | strcpy(user.u_password, new_password); | |
664 | redisp(); | |
989a2c2c | 665 | } |
666 | ||
86a2af4e | 667 | |
668 | /* get login name */ | |
669 | ||
7ac48069 | 670 | void glogin(void) |
569ee3f8 | 671 | { |
5eaef520 | 672 | char buf[LOGIN_SIZE + 2]; |
673 | struct sigaction act; | |
674 | ||
675 | sigemptyset(&act.sa_mask); | |
676 | act.sa_flags = 0; | |
7ac48069 | 677 | act.sa_handler = fix_display; |
5eaef520 | 678 | sigaction(SIGALRM, &act, NULL); |
679 | user.u_login[0] = '\0'; | |
680 | input("Enter username:", buf, LOGIN_SIZE, USERNAME_TIMEOUT, FALSE); | |
681 | strcpy(user.u_login, buf); | |
682 | redisp(); | |
989a2c2c | 683 | } |
684 | ||
7ac48069 | 685 | void gmitid(void) |
569ee3f8 | 686 | { |
5eaef520 | 687 | /* get mid id */ |
44d12d58 | 688 | int i; |
5eaef520 | 689 | char buf[15]; |
44d12d58 | 690 | char *nbuf = buf; |
5eaef520 | 691 | struct sigaction act; |
569ee3f8 | 692 | |
693 | input_mit_id: | |
5eaef520 | 694 | sigemptyset(&act.sa_mask); |
695 | act.sa_flags = 0; | |
7ac48069 | 696 | act.sa_handler = fix_display; |
5eaef520 | 697 | sigaction(SIGALRM, &act, NULL); |
698 | input("Enter MIT Id:", buf, 14, MITID_TIMEOUT, FALSE); | |
699 | i = 0; | |
700 | nbuf = &buf[0]; | |
701 | while (*nbuf) | |
702 | { | |
703 | if (*nbuf == ' ' || *nbuf == '-') | |
704 | { | |
705 | nbuf++; | |
706 | continue; | |
569ee3f8 | 707 | } |
5eaef520 | 708 | if (!isdigit(*nbuf)) |
709 | { | |
710 | i = 0; | |
711 | break; | |
569ee3f8 | 712 | } |
5eaef520 | 713 | typed_mit_id[i] = *nbuf; |
714 | nbuf++; | |
715 | i++; | |
716 | } | |
717 | if (i != 9) | |
718 | { | |
719 | display_text_line("Your MIT id must be a nine-digit number. " | |
720 | "Please try again."); | |
721 | goto input_mit_id; | |
722 | } | |
723 | typed_mit_id[9] = '\0'; | |
724 | redisp(); | |
725 | EncryptID(user.u_mit_id, typed_mit_id, user.u_first, user.u_last); | |
989a2c2c | 726 | } |
727 | ||
7ac48069 | 728 | void gmi(void) |
569ee3f8 | 729 | { |
5eaef520 | 730 | /* get middle initial */ |
731 | char buf[MID_INIT_SIZE + 2]; | |
732 | struct sigaction act; | |
733 | ||
734 | sigemptyset(&act.sa_mask); | |
735 | act.sa_flags = 0; | |
7ac48069 | 736 | act.sa_handler = fix_display; |
5eaef520 | 737 | sigaction(SIGALRM, &act, NULL); |
738 | input("Enter Middle Initial:", buf, MID_INIT_SIZE + 1, MI_TIMEOUT, TRUE); | |
739 | strncpy(user.u_mid_init, buf, MID_INIT_SIZE); | |
740 | user.u_mid_init[MID_INIT_SIZE - 1] = '\0'; | |
741 | canon_name(user.u_mid_init); | |
742 | redisp(); | |
989a2c2c | 743 | } |
744 | ||
5eaef520 | 745 | int qexit(void) |
569ee3f8 | 746 | { |
5eaef520 | 747 | /* exit quickly, not saving anything in the database */ |
748 | memset(&user, 0, sizeof(user)); | |
749 | typed_mit_id[0] = '\0'; | |
750 | user_is_valid = 0; | |
751 | already_registered = 0; | |
752 | enrollment = 0; | |
753 | sleep(2); /* give the user a chance to see the screen */ | |
754 | display_text_line(0); | |
755 | return EXIT; | |
989a2c2c | 756 | } |
757 | ||
758 | ||
5eaef520 | 759 | int do_replace(void) |
569ee3f8 | 760 | { |
5eaef520 | 761 | int status; |
762 | char buf[100]; | |
763 | ||
764 | /* | |
765 | * replaces a user in the database. If there is an error, it informs | |
766 | * the user and calls qexit(); It returns only if is is successful | |
767 | */ | |
768 | timer_off(); | |
769 | if (!enrollment) | |
770 | { | |
771 | status = set_password(user.u_first, user.u_last, typed_mit_id, | |
772 | user.u_mit_id, user.u_password); | |
773 | } | |
774 | else | |
775 | { | |
776 | status = get_krb(user.u_first, user.u_last, typed_mit_id, | |
777 | user.u_mit_id, user.u_password); | |
778 | } | |
779 | wfeep(); | |
780 | timer_on(); | |
781 | if (status) | |
782 | { | |
7ac48069 | 783 | display_text(NETWORK_DOWN, ""); |
5eaef520 | 784 | display_text_line(" "); |
785 | sprintf(buf, "The specific error was: %s", error_message(status)); | |
786 | display_text_line(buf); | |
787 | wait_for_user(); | |
788 | return -1; | |
789 | } | |
790 | else | |
791 | return 0; | |
989a2c2c | 792 | } |
793 | ||
86a2af4e | 794 | |
5eaef520 | 795 | int kinit(char *user, char *passwd) |
86a2af4e | 796 | { |
5eaef520 | 797 | int status; |
798 | char inst[INST_SZ]; | |
86a2af4e | 799 | |
5eaef520 | 800 | inst[0] = '\0'; |
801 | status = krb_get_pw_in_tkt(user, inst, realm, "krbtgt", | |
802 | realm, DEFAULT_TKT_LIFE, 0); | |
803 | return status; | |
86a2af4e | 804 | } |
805 | ||
806 | ||
44d12d58 | 807 | int lenient_strcmp(char *string1, char *string2) |
989a2c2c | 808 | { |
5eaef520 | 809 | /* |
810 | * a primitive case insensitive string comparison. It returns only 0 | |
811 | * if the strings are equal (ignoring case) and 1 if they are | |
812 | * different. Also ignores spaces. | |
813 | */ | |
814 | ||
815 | while (1) | |
816 | { | |
817 | if (*string1 == '\0' && *string2 == '\0') | |
818 | return 0; | |
819 | if (*string1 == ' ' || *string1 == '.' || *string1 == '-' || | |
820 | *string1 == '\'' || *string1 == '_') | |
821 | { | |
822 | string1++; | |
823 | continue; | |
569ee3f8 | 824 | } |
5eaef520 | 825 | if (*string2 == ' ' || *string2 == '.' || *string2 == '-' || |
826 | *string2 == '\'' || *string2 == '_') | |
827 | { | |
828 | string2++; | |
829 | continue; | |
830 | } | |
831 | if (_toupper(*string1) != _toupper(*string2)) | |
832 | return 1; | |
833 | string1++; | |
834 | string2++; | |
835 | } | |
989a2c2c | 836 | } |
837 | ||
86a2af4e | 838 | |
839 | /* See if the strings match in forward & reverse direction, ignoring | |
840 | * case and spaces/punctuation. | |
841 | */ | |
842 | ||
5eaef520 | 843 | int strpasscmp(char *s1, char *s2) |
86a2af4e | 844 | { |
5eaef520 | 845 | char buf[256], *from, *to; |
86a2af4e | 846 | |
5eaef520 | 847 | if (!lenient_strcmp(s1, s2)) |
848 | return 0; | |
849 | /* if s2 is empty, say OK */ | |
850 | if (!*s2) | |
851 | return 1; | |
86a2af4e | 852 | |
5eaef520 | 853 | from = &s2[strlen(s2)]; |
854 | from--; | |
855 | for (to = &buf[0]; from >= s2; from--) | |
856 | *to++ = *from; | |
86a2af4e | 857 | |
5eaef520 | 858 | return lenient_strcmp(s1, buf); |
86a2af4e | 859 | } |
860 | ||
861 | ||
569ee3f8 | 862 | /* |
5eaef520 | 863 | * Input timeout handler. Loop back to asking for the first name. |
989a2c2c | 864 | */ |
865 | ||
989a2c2c | 866 | /* Go to asking for first name. */ |
7ac48069 | 867 | void restart(void) |
989a2c2c | 868 | { |
5eaef520 | 869 | qexit(); |
870 | longjmp(redo, 1); | |
989a2c2c | 871 | } |
6f742fd0 | 872 | |
7ac48069 | 873 | void canon_name(char *cp) |
6f742fd0 | 874 | { |
44d12d58 | 875 | char *p2 = cp; |
5eaef520 | 876 | |
877 | /* Trim whitespace off both ends. */ | |
878 | for (; *p2 && isspace(*p2); p2++) | |
879 | ; | |
880 | if (*p2) | |
881 | { | |
882 | strcpy(cp, p2); | |
883 | p2 = cp + strlen(cp); | |
884 | --p2; | |
885 | while (p2 >= cp && isspace(*p2)) | |
886 | *(--p2) = '\0'; | |
887 | } | |
888 | /* Make it capitalized */ | |
889 | FixCase(cp); | |
6f742fd0 | 890 | } |