]>
Commit | Line | Data |
---|---|---|
edc032b5 | 1 | /* apps/srp.c */ |
0f113f3e MC |
2 | /* |
3 | * Written by Peter Sylvester (peter.sylvester@edelweb.fr) for the EdelKey | |
4 | * project and contributed to the OpenSSL project 2004. | |
edc032b5 BL |
5 | */ |
6 | /* ==================================================================== | |
7 | * Copyright (c) 2004 The OpenSSL Project. All rights reserved. | |
8 | * | |
9 | * Redistribution and use in source and binary forms, with or without | |
10 | * modification, are permitted provided that the following conditions | |
11 | * are met: | |
12 | * | |
13 | * 1. Redistributions of source code must retain the above copyright | |
0f113f3e | 14 | * notice, this list of conditions and the following disclaimer. |
edc032b5 BL |
15 | * |
16 | * 2. Redistributions in binary form must reproduce the above copyright | |
17 | * notice, this list of conditions and the following disclaimer in | |
18 | * the documentation and/or other materials provided with the | |
19 | * distribution. | |
20 | * | |
21 | * 3. All advertising materials mentioning features or use of this | |
22 | * software must display the following acknowledgment: | |
23 | * "This product includes software developed by the OpenSSL Project | |
24 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
25 | * | |
26 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
27 | * endorse or promote products derived from this software without | |
28 | * prior written permission. For written permission, please contact | |
29 | * licensing@OpenSSL.org. | |
30 | * | |
31 | * 5. Products derived from this software may not be called "OpenSSL" | |
32 | * nor may "OpenSSL" appear in their names without prior written | |
33 | * permission of the OpenSSL Project. | |
34 | * | |
35 | * 6. Redistributions of any form whatsoever must retain the following | |
36 | * acknowledgment: | |
37 | * "This product includes software developed by the OpenSSL Project | |
38 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
39 | * | |
40 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
41 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
42 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
43 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
44 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
45 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
46 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
47 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
49 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
50 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
51 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
52 | * ==================================================================== | |
53 | * | |
54 | * This product includes cryptographic software written by Eric Young | |
55 | * (eay@cryptsoft.com). This product includes software written by Tim | |
56 | * Hudson (tjh@cryptsoft.com). | |
57 | * | |
58 | */ | |
59 | #include <openssl/opensslconf.h> | |
60 | ||
61 | #ifndef OPENSSL_NO_SRP | |
6e81b270 AP |
62 | # include <stdio.h> |
63 | # include <stdlib.h> | |
64 | # include <string.h> | |
65 | # include <openssl/conf.h> | |
66 | # include <openssl/bio.h> | |
67 | # include <openssl/err.h> | |
68 | # include <openssl/txt_db.h> | |
69 | # include <openssl/buffer.h> | |
70 | # include <openssl/srp.h> | |
71 | ||
72 | # include "apps.h" | |
73 | ||
74 | # undef PROG | |
75 | # define PROG srp_main | |
76 | ||
77 | # define BASE_SECTION "srp" | |
78 | # define CONFIG_FILE "openssl.cnf" | |
79 | ||
80 | # define ENV_RANDFILE "RANDFILE" | |
81 | ||
82 | # define ENV_DATABASE "srpvfile" | |
83 | # define ENV_DEFAULT_SRP "default_srp" | |
84 | ||
85 | static char *srp_usage[] = { | |
86 | "usage: srp [args] [user] \n", | |
87 | "\n", | |
88 | " -verbose Talk a lot while doing things\n", | |
89 | " -config file A config file\n", | |
90 | " -name arg The particular srp definition to use\n", | |
91 | " -srpvfile arg The srp verifier file name\n", | |
92 | " -add add an user and srp verifier\n", | |
93 | " -modify modify the srp verifier of an existing user\n", | |
94 | " -delete delete user from verifier file\n", | |
95 | " -list list user\n", | |
96 | " -gn arg g and N values to be used for new verifier\n", | |
97 | " -userinfo arg additional info to be set for user\n", | |
98 | " -passin arg input file pass phrase source\n", | |
99 | " -passout arg output file pass phrase source\n", | |
100 | # ifndef OPENSSL_NO_ENGINE | |
101 | " -engine e - use engine e, possibly a hardware device.\n", | |
102 | # endif | |
103 | NULL | |
edc032b5 BL |
104 | }; |
105 | ||
6e81b270 | 106 | # ifdef EFENCE |
edc032b5 BL |
107 | extern int EF_PROTECT_FREE; |
108 | extern int EF_PROTECT_BELOW; | |
109 | extern int EF_ALIGNMENT; | |
6e81b270 | 110 | # endif |
edc032b5 | 111 | |
6e81b270 AP |
112 | static CONF *conf = NULL; |
113 | static char *section = NULL; | |
edc032b5 | 114 | |
6e81b270 AP |
115 | # define VERBOSE if (verbose) |
116 | # define VVERBOSE if (verbose>1) | |
edc032b5 BL |
117 | |
118 | int MAIN(int, char **); | |
119 | ||
6e81b270 AP |
120 | static int get_index(CA_DB *db, char *id, char type) |
121 | { | |
122 | char **pp; | |
123 | int i; | |
124 | if (id == NULL) | |
125 | return -1; | |
126 | if (type == DB_SRP_INDEX) | |
127 | for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) { | |
128 | pp = sk_OPENSSL_PSTRING_value(db->db->data, i); | |
129 | if (pp[DB_srptype][0] == DB_SRP_INDEX | |
130 | && !strcmp(id, pp[DB_srpid])) | |
131 | return i; | |
132 | } else | |
133 | for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) { | |
134 | pp = sk_OPENSSL_PSTRING_value(db->db->data, i); | |
135 | ||
136 | if (pp[DB_srptype][0] != DB_SRP_INDEX | |
137 | && !strcmp(id, pp[DB_srpid])) | |
138 | return i; | |
139 | } | |
140 | ||
141 | return -1; | |
142 | } | |
edc032b5 | 143 | |
71fa4513 | 144 | static void print_entry(CA_DB *db, BIO *bio, int indx, int verbose, char *s) |
6e81b270 AP |
145 | { |
146 | if (indx >= 0 && verbose) { | |
147 | int j; | |
148 | char **pp = sk_OPENSSL_PSTRING_value(db->db->data, indx); | |
149 | BIO_printf(bio, "%s \"%s\"\n", s, pp[DB_srpid]); | |
150 | for (j = 0; j < DB_NUMBER; j++) { | |
151 | BIO_printf(bio_err, " %d = \"%s\"\n", j, pp[j]); | |
152 | } | |
153 | } | |
154 | } | |
edc032b5 | 155 | |
71fa4513 | 156 | static void print_index(CA_DB *db, BIO *bio, int indexindex, int verbose) |
6e81b270 AP |
157 | { |
158 | print_entry(db, bio, indexindex, verbose, "g N entry"); | |
159 | } | |
edc032b5 | 160 | |
71fa4513 | 161 | static void print_user(CA_DB *db, BIO *bio, int userindex, int verbose) |
6e81b270 AP |
162 | { |
163 | if (verbose > 0) { | |
164 | char **pp = sk_OPENSSL_PSTRING_value(db->db->data, userindex); | |
edc032b5 | 165 | |
6e81b270 AP |
166 | if (pp[DB_srptype][0] != 'I') { |
167 | print_entry(db, bio, userindex, verbose, "User entry"); | |
168 | print_entry(db, bio, get_index(db, pp[DB_srpgN], 'I'), verbose, | |
169 | "g N entry"); | |
170 | } | |
edc032b5 | 171 | |
6e81b270 AP |
172 | } |
173 | } | |
edc032b5 | 174 | |
71fa4513 | 175 | static int update_index(CA_DB *db, BIO *bio, char **row) |
6e81b270 AP |
176 | { |
177 | char **irow; | |
178 | int i; | |
179 | ||
180 | if ((irow = | |
181 | (char **)OPENSSL_malloc(sizeof(char *) * (DB_NUMBER + 1))) == NULL) { | |
182 | BIO_printf(bio_err, "Memory allocation failure\n"); | |
183 | return 0; | |
184 | } | |
185 | ||
186 | for (i = 0; i < DB_NUMBER; i++) { | |
187 | irow[i] = row[i]; | |
188 | row[i] = NULL; | |
189 | } | |
190 | irow[DB_NUMBER] = NULL; | |
191 | ||
192 | if (!TXT_DB_insert(db->db, irow)) { | |
193 | BIO_printf(bio, "failed to update srpvfile\n"); | |
194 | BIO_printf(bio, "TXT_DB error number %ld\n", db->db->error); | |
195 | OPENSSL_free(irow); | |
196 | return 0; | |
197 | } | |
198 | return 1; | |
199 | } | |
edc032b5 BL |
200 | |
201 | static void lookup_fail(const char *name, const char *tag) | |
6e81b270 AP |
202 | { |
203 | BIO_printf(bio_err, "variable lookup failed for %s::%s\n", name, tag); | |
204 | } | |
edc032b5 BL |
205 | |
206 | static char *srp_verify_user(const char *user, const char *srp_verifier, | |
6e81b270 AP |
207 | char *srp_usersalt, const char *g, const char *N, |
208 | const char *passin, BIO *bio, int verbose) | |
209 | { | |
210 | char password[1024]; | |
211 | PW_CB_DATA cb_tmp; | |
212 | char *verifier = NULL; | |
213 | char *gNid = NULL; | |
214 | ||
215 | cb_tmp.prompt_info = user; | |
216 | cb_tmp.password = passin; | |
217 | ||
218 | if (password_callback(password, 1024, 0, &cb_tmp) > 0) { | |
219 | VERBOSE BIO_printf(bio, | |
220 | "Validating\n" | |
221 | " user=\"%s\"\n" | |
222 | " srp_verifier=\"%s\"\n" | |
223 | " srp_usersalt=\"%s\"\n" | |
224 | " g=\"%s\"\n N=\"%s\"\n", | |
225 | user, srp_verifier, srp_usersalt, g, N); | |
226 | BIO_printf(bio, "Pass %s\n", password); | |
227 | ||
228 | OPENSSL_assert(srp_usersalt != NULL); | |
229 | if (!(gNid = SRP_create_verifier(user, password, &srp_usersalt, | |
230 | &verifier, N, g))) { | |
231 | BIO_printf(bio, "Internal error validating SRP verifier\n"); | |
232 | } else { | |
233 | if (strcmp(verifier, srp_verifier)) | |
234 | gNid = NULL; | |
235 | OPENSSL_free(verifier); | |
236 | } | |
237 | } | |
238 | return gNid; | |
239 | } | |
edc032b5 | 240 | |
71fa4513 | 241 | static char *srp_create_user(char *user, char **srp_verifier, |
6e81b270 AP |
242 | char **srp_usersalt, char *g, char *N, |
243 | char *passout, BIO *bio, int verbose) | |
244 | { | |
245 | char password[1024]; | |
246 | PW_CB_DATA cb_tmp; | |
247 | char *gNid = NULL; | |
248 | char *salt = NULL; | |
249 | cb_tmp.prompt_info = user; | |
250 | cb_tmp.password = passout; | |
251 | ||
252 | if (password_callback(password, 1024, 1, &cb_tmp) > 0) { | |
253 | VERBOSE BIO_printf(bio, | |
254 | "Creating\n" | |
255 | " user=\"%s\"\n" | |
256 | " g=\"%s\"\n" " N=\"%s\"\n", user, g, N); | |
257 | if (!(gNid = SRP_create_verifier(user, password, &salt, | |
258 | srp_verifier, N, g))) { | |
259 | BIO_printf(bio, "Internal error creating SRP verifier\n"); | |
260 | } else | |
261 | *srp_usersalt = salt; | |
262 | VVERBOSE BIO_printf(bio, "gNid=%s salt =\"%s\"\n verifier =\"%s\"\n", | |
263 | gNid, salt, *srp_verifier); | |
264 | ||
265 | } | |
266 | return gNid; | |
267 | } | |
edc032b5 BL |
268 | |
269 | int MAIN(int argc, char **argv) | |
6e81b270 AP |
270 | { |
271 | int add_user = 0; | |
272 | int list_user = 0; | |
273 | int delete_user = 0; | |
274 | int modify_user = 0; | |
275 | char *user = NULL; | |
276 | ||
277 | char *passargin = NULL, *passargout = NULL; | |
278 | char *passin = NULL, *passout = NULL; | |
279 | char *gN = NULL; | |
280 | int gNindex = -1; | |
281 | char **gNrow = NULL; | |
282 | int maxgN = -1; | |
283 | ||
284 | char *userinfo = NULL; | |
285 | ||
286 | int badops = 0; | |
287 | int ret = 1; | |
288 | int errors = 0; | |
289 | int verbose = 0; | |
290 | int doupdatedb = 0; | |
291 | char *configfile = NULL; | |
292 | char *dbfile = NULL; | |
293 | CA_DB *db = NULL; | |
294 | char **pp; | |
295 | int i; | |
296 | long errorline = -1; | |
297 | char *randfile = NULL; | |
298 | # ifndef OPENSSL_NO_ENGINE | |
299 | char *engine = NULL; | |
300 | # endif | |
301 | char *tofree = NULL; | |
302 | DB_ATTR db_attr; | |
303 | ||
304 | # ifdef EFENCE | |
305 | EF_PROTECT_FREE = 1; | |
306 | EF_PROTECT_BELOW = 1; | |
307 | EF_ALIGNMENT = 0; | |
308 | # endif | |
309 | ||
310 | apps_startup(); | |
311 | ||
312 | conf = NULL; | |
313 | section = NULL; | |
314 | ||
315 | if (bio_err == NULL) | |
316 | if ((bio_err = BIO_new(BIO_s_file())) != NULL) | |
317 | BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT); | |
318 | ||
319 | argc--; | |
320 | argv++; | |
321 | while (argc >= 1 && badops == 0) { | |
322 | if (strcmp(*argv, "-verbose") == 0) | |
323 | verbose++; | |
324 | else if (strcmp(*argv, "-config") == 0) { | |
325 | if (--argc < 1) | |
326 | goto bad; | |
327 | configfile = *(++argv); | |
328 | } else if (strcmp(*argv, "-name") == 0) { | |
329 | if (--argc < 1) | |
330 | goto bad; | |
331 | section = *(++argv); | |
332 | } else if (strcmp(*argv, "-srpvfile") == 0) { | |
333 | if (--argc < 1) | |
334 | goto bad; | |
335 | dbfile = *(++argv); | |
336 | } else if (strcmp(*argv, "-add") == 0) | |
337 | add_user = 1; | |
338 | else if (strcmp(*argv, "-delete") == 0) | |
339 | delete_user = 1; | |
340 | else if (strcmp(*argv, "-modify") == 0) | |
341 | modify_user = 1; | |
342 | else if (strcmp(*argv, "-list") == 0) | |
343 | list_user = 1; | |
344 | else if (strcmp(*argv, "-gn") == 0) { | |
345 | if (--argc < 1) | |
346 | goto bad; | |
347 | gN = *(++argv); | |
348 | } else if (strcmp(*argv, "-userinfo") == 0) { | |
349 | if (--argc < 1) | |
350 | goto bad; | |
351 | userinfo = *(++argv); | |
352 | } else if (strcmp(*argv, "-passin") == 0) { | |
353 | if (--argc < 1) | |
354 | goto bad; | |
355 | passargin = *(++argv); | |
356 | } else if (strcmp(*argv, "-passout") == 0) { | |
357 | if (--argc < 1) | |
358 | goto bad; | |
359 | passargout = *(++argv); | |
360 | } | |
361 | # ifndef OPENSSL_NO_ENGINE | |
362 | else if (strcmp(*argv, "-engine") == 0) { | |
363 | if (--argc < 1) | |
364 | goto bad; | |
365 | engine = *(++argv); | |
366 | } | |
367 | # endif | |
368 | ||
369 | else if (**argv == '-') { | |
370 | bad: | |
371 | BIO_printf(bio_err, "unknown option %s\n", *argv); | |
372 | badops = 1; | |
373 | break; | |
374 | } else | |
375 | break; | |
376 | ||
377 | argc--; | |
378 | argv++; | |
379 | } | |
380 | ||
381 | if (dbfile && configfile) { | |
382 | BIO_printf(bio_err, | |
383 | "-dbfile and -configfile cannot be specified together.\n"); | |
384 | badops = 1; | |
385 | } | |
386 | if (add_user + delete_user + modify_user + list_user != 1) { | |
387 | BIO_printf(bio_err, "Exactly one of the options " | |
388 | "-add, -delete, -modify -list must be specified.\n"); | |
389 | badops = 1; | |
390 | } | |
391 | if (delete_user + modify_user + delete_user == 1 && argc <= 0) { | |
392 | BIO_printf(bio_err, "Need at least one user for options " | |
393 | "-add, -delete, -modify. \n"); | |
394 | badops = 1; | |
395 | } | |
396 | if ((passin || passout) && argc != 1) { | |
397 | BIO_printf(bio_err, | |
398 | "-passin, -passout arguments only valid with one user.\n"); | |
399 | badops = 1; | |
400 | } | |
401 | ||
402 | if (badops) { | |
403 | for (pp = srp_usage; (*pp != NULL); pp++) | |
404 | BIO_printf(bio_err, "%s", *pp); | |
405 | ||
406 | BIO_printf(bio_err, " -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, | |
407 | LIST_SEPARATOR_CHAR); | |
408 | BIO_printf(bio_err, | |
409 | " load the file (or the files in the directory) into\n"); | |
410 | BIO_printf(bio_err, " the random number generator\n"); | |
411 | goto err; | |
412 | } | |
413 | ||
414 | ERR_load_crypto_strings(); | |
415 | ||
416 | # ifndef OPENSSL_NO_ENGINE | |
417 | setup_engine(bio_err, engine, 0); | |
418 | # endif | |
419 | ||
420 | if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) { | |
421 | BIO_printf(bio_err, "Error getting passwords\n"); | |
422 | goto err; | |
423 | } | |
424 | ||
425 | if (!dbfile) { | |
426 | ||
427 | /*****************************************************************/ | |
428 | tofree = NULL; | |
429 | if (configfile == NULL) | |
430 | configfile = getenv("OPENSSL_CONF"); | |
431 | if (configfile == NULL) | |
432 | configfile = getenv("SSLEAY_CONF"); | |
433 | if (configfile == NULL) { | |
434 | const char *s = X509_get_default_cert_area(); | |
435 | size_t len; | |
436 | ||
437 | # ifdef OPENSSL_SYS_VMS | |
438 | len = strlen(s) + sizeof(CONFIG_FILE); | |
439 | tofree = OPENSSL_malloc(len); | |
440 | strcpy(tofree, s); | |
441 | # else | |
442 | len = strlen(s) + sizeof(CONFIG_FILE) + 1; | |
443 | tofree = OPENSSL_malloc(len); | |
444 | BUF_strlcpy(tofree, s, len); | |
445 | BUF_strlcat(tofree, "/", len); | |
446 | # endif | |
447 | BUF_strlcat(tofree, CONFIG_FILE, len); | |
448 | configfile = tofree; | |
449 | } | |
450 | ||
451 | VERBOSE BIO_printf(bio_err, "Using configuration from %s\n", | |
452 | configfile); | |
453 | conf = NCONF_new(NULL); | |
454 | if (NCONF_load(conf, configfile, &errorline) <= 0) { | |
455 | if (errorline <= 0) | |
456 | BIO_printf(bio_err, "error loading the config file '%s'\n", | |
457 | configfile); | |
458 | else | |
459 | BIO_printf(bio_err, "error on line %ld of config file '%s'\n", | |
460 | errorline, configfile); | |
461 | goto err; | |
462 | } | |
463 | if (tofree) { | |
464 | OPENSSL_free(tofree); | |
465 | tofree = NULL; | |
466 | } | |
467 | ||
468 | if (!load_config(bio_err, conf)) | |
469 | goto err; | |
470 | ||
471 | /* Lets get the config section we are using */ | |
472 | if (section == NULL) { | |
473 | VERBOSE BIO_printf(bio_err, | |
474 | "trying to read " ENV_DEFAULT_SRP | |
475 | " in \" BASE_SECTION \"\n"); | |
476 | ||
477 | section = NCONF_get_string(conf, BASE_SECTION, ENV_DEFAULT_SRP); | |
478 | if (section == NULL) { | |
479 | lookup_fail(BASE_SECTION, ENV_DEFAULT_SRP); | |
480 | goto err; | |
481 | } | |
482 | } | |
483 | ||
484 | if (randfile == NULL && conf) | |
485 | randfile = NCONF_get_string(conf, BASE_SECTION, "RANDFILE"); | |
486 | ||
487 | VERBOSE BIO_printf(bio_err, | |
488 | "trying to read " ENV_DATABASE | |
489 | " in section \"%s\"\n", section); | |
490 | ||
491 | if ((dbfile = NCONF_get_string(conf, section, ENV_DATABASE)) == NULL) { | |
492 | lookup_fail(section, ENV_DATABASE); | |
493 | goto err; | |
494 | } | |
495 | ||
496 | } | |
497 | if (randfile == NULL) | |
498 | ERR_clear_error(); | |
499 | else | |
500 | app_RAND_load_file(randfile, bio_err, 0); | |
501 | ||
502 | VERBOSE BIO_printf(bio_err, "Trying to read SRP verifier file \"%s\"\n", | |
503 | dbfile); | |
504 | ||
505 | db = load_index(dbfile, &db_attr); | |
506 | if (db == NULL) | |
507 | goto err; | |
508 | ||
509 | /* Lets check some fields */ | |
510 | for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) { | |
511 | pp = sk_OPENSSL_PSTRING_value(db->db->data, i); | |
512 | ||
513 | if (pp[DB_srptype][0] == DB_SRP_INDEX) { | |
514 | maxgN = i; | |
515 | if (gNindex < 0 && gN != NULL && !strcmp(gN, pp[DB_srpid])) | |
516 | gNindex = i; | |
517 | ||
518 | print_index(db, bio_err, i, verbose > 1); | |
519 | } | |
520 | } | |
521 | ||
522 | VERBOSE BIO_printf(bio_err, "Database initialised\n"); | |
523 | ||
524 | if (gNindex >= 0) { | |
525 | gNrow = sk_OPENSSL_PSTRING_value(db->db->data, gNindex); | |
526 | print_entry(db, bio_err, gNindex, verbose > 1, "Default g and N"); | |
527 | } else if (maxgN > 0 && !SRP_get_default_gN(gN)) { | |
528 | BIO_printf(bio_err, "No g and N value for index \"%s\"\n", gN); | |
529 | goto err; | |
530 | } else { | |
531 | VERBOSE BIO_printf(bio_err, "Database has no g N information.\n"); | |
532 | gNrow = NULL; | |
533 | } | |
534 | ||
535 | VVERBOSE BIO_printf(bio_err, "Starting user processing\n"); | |
536 | ||
537 | if (argc > 0) | |
538 | user = *(argv++); | |
539 | ||
540 | while (list_user || user) { | |
541 | int userindex = -1; | |
542 | if (user) | |
543 | VVERBOSE BIO_printf(bio_err, "Processing user \"%s\"\n", user); | |
544 | if ((userindex = get_index(db, user, 'U')) >= 0) { | |
545 | print_user(db, bio_err, userindex, (verbose > 0) || list_user); | |
546 | } | |
547 | ||
548 | if (list_user) { | |
549 | if (user == NULL) { | |
550 | BIO_printf(bio_err, "List all users\n"); | |
551 | ||
552 | for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) { | |
553 | print_user(db, bio_err, i, 1); | |
554 | } | |
555 | list_user = 0; | |
556 | } else if (userindex < 0) { | |
557 | BIO_printf(bio_err, | |
558 | "user \"%s\" does not exist, ignored. t\n", user); | |
559 | errors++; | |
560 | } | |
561 | } else if (add_user) { | |
562 | if (userindex >= 0) { | |
563 | /* reactivation of a new user */ | |
564 | char **row = | |
565 | sk_OPENSSL_PSTRING_value(db->db->data, userindex); | |
566 | BIO_printf(bio_err, "user \"%s\" reactivated.\n", user); | |
567 | row[DB_srptype][0] = 'V'; | |
568 | ||
569 | doupdatedb = 1; | |
570 | } else { | |
571 | char *row[DB_NUMBER]; | |
572 | char *gNid; | |
573 | row[DB_srpverifier] = NULL; | |
574 | row[DB_srpsalt] = NULL; | |
575 | row[DB_srpinfo] = NULL; | |
576 | if (!(gNid = srp_create_user(user, &(row[DB_srpverifier]), | |
577 | &(row[DB_srpsalt]), | |
578 | gNrow ? gNrow[DB_srpsalt] : gN, | |
579 | gNrow ? gNrow[DB_srpverifier] : | |
580 | NULL, passout, bio_err, | |
581 | verbose))) { | |
582 | BIO_printf(bio_err, | |
583 | "Cannot create srp verifier for user \"%s\"," | |
584 | " operation abandoned .\n", user); | |
585 | errors++; | |
586 | goto err; | |
587 | } | |
588 | row[DB_srpid] = BUF_strdup(user); | |
589 | row[DB_srptype] = BUF_strdup("v"); | |
590 | row[DB_srpgN] = BUF_strdup(gNid); | |
591 | ||
592 | if (!row[DB_srpid] || !row[DB_srpgN] || !row[DB_srptype] | |
593 | || !row[DB_srpverifier] || !row[DB_srpsalt] | |
594 | || (userinfo | |
595 | && (!(row[DB_srpinfo] = BUF_strdup(userinfo)))) | |
596 | || !update_index(db, bio_err, row)) { | |
597 | if (row[DB_srpid]) | |
598 | OPENSSL_free(row[DB_srpid]); | |
599 | if (row[DB_srpgN]) | |
600 | OPENSSL_free(row[DB_srpgN]); | |
601 | if (row[DB_srpinfo]) | |
602 | OPENSSL_free(row[DB_srpinfo]); | |
603 | if (row[DB_srptype]) | |
604 | OPENSSL_free(row[DB_srptype]); | |
605 | if (row[DB_srpverifier]) | |
606 | OPENSSL_free(row[DB_srpverifier]); | |
607 | if (row[DB_srpsalt]) | |
608 | OPENSSL_free(row[DB_srpsalt]); | |
609 | goto err; | |
610 | } | |
611 | doupdatedb = 1; | |
612 | } | |
613 | } else if (modify_user) { | |
614 | if (userindex < 0) { | |
615 | BIO_printf(bio_err, | |
616 | "user \"%s\" does not exist, operation ignored.\n", | |
617 | user); | |
618 | errors++; | |
619 | } else { | |
620 | ||
621 | char **row = | |
622 | sk_OPENSSL_PSTRING_value(db->db->data, userindex); | |
623 | char type = row[DB_srptype][0]; | |
624 | if (type == 'v') { | |
625 | BIO_printf(bio_err, | |
626 | "user \"%s\" already updated, operation ignored.\n", | |
627 | user); | |
628 | errors++; | |
629 | } else { | |
630 | char *gNid; | |
631 | ||
632 | if (row[DB_srptype][0] == 'V') { | |
633 | int user_gN; | |
634 | char **irow = NULL; | |
635 | VERBOSE BIO_printf(bio_err, | |
636 | "Verifying password for user \"%s\"\n", | |
637 | user); | |
638 | if ((user_gN = | |
639 | get_index(db, row[DB_srpgN], DB_SRP_INDEX)) >= 0) | |
640 | irow = | |
641 | sk_OPENSSL_PSTRING_value(db->db->data, | |
642 | userindex); | |
643 | ||
644 | if (!srp_verify_user | |
645 | (user, row[DB_srpverifier], row[DB_srpsalt], | |
646 | irow ? irow[DB_srpsalt] : row[DB_srpgN], | |
647 | irow ? irow[DB_srpverifier] : NULL, passin, | |
648 | bio_err, verbose)) { | |
649 | BIO_printf(bio_err, | |
650 | "Invalid password for user \"%s\", operation abandoned.\n", | |
651 | user); | |
652 | errors++; | |
653 | goto err; | |
654 | } | |
655 | } | |
656 | VERBOSE BIO_printf(bio_err, | |
657 | "Password for user \"%s\" ok.\n", | |
658 | user); | |
659 | ||
660 | if (!(gNid = srp_create_user(user, &(row[DB_srpverifier]), | |
661 | &(row[DB_srpsalt]), | |
662 | gNrow ? gNrow[DB_srpsalt] : | |
663 | NULL, | |
664 | gNrow ? gNrow[DB_srpverifier] | |
665 | : NULL, passout, bio_err, | |
666 | verbose))) { | |
667 | BIO_printf(bio_err, | |
668 | "Cannot create srp verifier for user \"%s\"," | |
669 | " operation abandoned.\n", user); | |
670 | errors++; | |
671 | goto err; | |
672 | } | |
673 | ||
674 | row[DB_srptype][0] = 'v'; | |
675 | row[DB_srpgN] = BUF_strdup(gNid); | |
676 | ||
677 | if (!row[DB_srpid] || !row[DB_srpgN] || !row[DB_srptype] | |
678 | || !row[DB_srpverifier] || !row[DB_srpsalt] | |
679 | || (userinfo | |
680 | && (!(row[DB_srpinfo] = BUF_strdup(userinfo))))) | |
681 | goto err; | |
682 | ||
683 | doupdatedb = 1; | |
684 | } | |
685 | } | |
686 | } else if (delete_user) { | |
687 | if (userindex < 0) { | |
688 | BIO_printf(bio_err, | |
689 | "user \"%s\" does not exist, operation ignored. t\n", | |
690 | user); | |
691 | errors++; | |
692 | } else { | |
693 | char **xpp = | |
694 | sk_OPENSSL_PSTRING_value(db->db->data, userindex); | |
695 | BIO_printf(bio_err, "user \"%s\" revoked. t\n", user); | |
696 | ||
697 | xpp[DB_srptype][0] = 'R'; | |
698 | ||
699 | doupdatedb = 1; | |
700 | } | |
701 | } | |
702 | if (--argc > 0) | |
703 | user = *(argv++); | |
704 | else { | |
705 | user = NULL; | |
706 | list_user = 0; | |
707 | } | |
708 | } | |
709 | ||
710 | VERBOSE BIO_printf(bio_err, "User procession done.\n"); | |
711 | ||
712 | if (doupdatedb) { | |
713 | /* Lets check some fields */ | |
714 | for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) { | |
715 | pp = sk_OPENSSL_PSTRING_value(db->db->data, i); | |
716 | ||
717 | if (pp[DB_srptype][0] == 'v') { | |
718 | pp[DB_srptype][0] = 'V'; | |
719 | print_user(db, bio_err, i, verbose); | |
720 | } | |
721 | } | |
722 | ||
723 | VERBOSE BIO_printf(bio_err, "Trying to update srpvfile.\n"); | |
724 | if (!save_index(dbfile, "new", db)) | |
725 | goto err; | |
726 | ||
727 | VERBOSE BIO_printf(bio_err, "Temporary srpvfile created.\n"); | |
728 | if (!rotate_index(dbfile, "new", "old")) | |
729 | goto err; | |
730 | ||
731 | VERBOSE BIO_printf(bio_err, "srpvfile updated.\n"); | |
732 | } | |
733 | ||
734 | ret = (errors != 0); | |
735 | err: | |
736 | if (errors != 0) | |
737 | VERBOSE BIO_printf(bio_err, "User errors %d.\n", errors); | |
738 | ||
739 | VERBOSE BIO_printf(bio_err, "SRP terminating with code %d.\n", ret); | |
740 | if (tofree) | |
741 | OPENSSL_free(tofree); | |
742 | if (ret) | |
743 | ERR_print_errors(bio_err); | |
744 | if (randfile) | |
745 | app_RAND_write_file(randfile, bio_err); | |
746 | if (conf) | |
747 | NCONF_free(conf); | |
748 | if (db) | |
749 | free_index(db); | |
750 | ||
751 | OBJ_cleanup(); | |
752 | apps_shutdown(); | |
753 | OPENSSL_EXIT(ret); | |
754 | } | |
edc032b5 BL |
755 | |
756 | #endif |