]>
Commit | Line | Data |
---|---|---|
1 | /* | |
2 | * Copyright 2004-2020 The OpenSSL Project Authors. All Rights Reserved. | |
3 | * Copyright (c) 2004, EdelKey Project. All Rights Reserved. | |
4 | * | |
5 | * Licensed under the Apache License 2.0 (the "License"). You may not use | |
6 | * this file except in compliance with the License. You can obtain a copy | |
7 | * in the file LICENSE in the source distribution or at | |
8 | * https://www.openssl.org/source/license.html | |
9 | * | |
10 | * Originally written by Christophe Renou and Peter Sylvester, | |
11 | * for the EdelKey project. | |
12 | */ | |
13 | ||
14 | #include <openssl/opensslconf.h> | |
15 | ||
16 | #include <stdio.h> | |
17 | #include <stdlib.h> | |
18 | #include <string.h> | |
19 | #include <openssl/conf.h> | |
20 | #include <openssl/bio.h> | |
21 | #include <openssl/err.h> | |
22 | #include <openssl/txt_db.h> | |
23 | #include <openssl/buffer.h> | |
24 | #include <openssl/srp.h> | |
25 | #include "apps.h" | |
26 | #include "progs.h" | |
27 | ||
28 | #define BASE_SECTION "srp" | |
29 | #define CONFIG_FILE "openssl.cnf" | |
30 | ||
31 | ||
32 | #define ENV_DATABASE "srpvfile" | |
33 | #define ENV_DEFAULT_SRP "default_srp" | |
34 | ||
35 | static int get_index(CA_DB *db, char *id, char type) | |
36 | { | |
37 | char **pp; | |
38 | int i; | |
39 | if (id == NULL) | |
40 | return -1; | |
41 | if (type == DB_SRP_INDEX) { | |
42 | for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) { | |
43 | pp = sk_OPENSSL_PSTRING_value(db->db->data, i); | |
44 | if (pp[DB_srptype][0] == DB_SRP_INDEX | |
45 | && strcmp(id, pp[DB_srpid]) == 0) | |
46 | return i; | |
47 | } | |
48 | } else { | |
49 | for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) { | |
50 | pp = sk_OPENSSL_PSTRING_value(db->db->data, i); | |
51 | ||
52 | if (pp[DB_srptype][0] != DB_SRP_INDEX | |
53 | && strcmp(id, pp[DB_srpid]) == 0) | |
54 | return i; | |
55 | } | |
56 | } | |
57 | ||
58 | return -1; | |
59 | } | |
60 | ||
61 | static void print_entry(CA_DB *db, int indx, int verbose, char *s) | |
62 | { | |
63 | if (indx >= 0 && verbose) { | |
64 | int j; | |
65 | char **pp = sk_OPENSSL_PSTRING_value(db->db->data, indx); | |
66 | BIO_printf(bio_err, "%s \"%s\"\n", s, pp[DB_srpid]); | |
67 | for (j = 0; j < DB_NUMBER; j++) { | |
68 | BIO_printf(bio_err, " %d = \"%s\"\n", j, pp[j]); | |
69 | } | |
70 | } | |
71 | } | |
72 | ||
73 | static void print_index(CA_DB *db, int indexindex, int verbose) | |
74 | { | |
75 | print_entry(db, indexindex, verbose, "g N entry"); | |
76 | } | |
77 | ||
78 | static void print_user(CA_DB *db, int userindex, int verbose) | |
79 | { | |
80 | if (verbose > 0) { | |
81 | char **pp = sk_OPENSSL_PSTRING_value(db->db->data, userindex); | |
82 | ||
83 | if (pp[DB_srptype][0] != 'I') { | |
84 | print_entry(db, userindex, verbose, "User entry"); | |
85 | print_entry(db, get_index(db, pp[DB_srpgN], 'I'), verbose, | |
86 | "g N entry"); | |
87 | } | |
88 | ||
89 | } | |
90 | } | |
91 | ||
92 | static int update_index(CA_DB *db, char **row) | |
93 | { | |
94 | char **irow; | |
95 | int i; | |
96 | ||
97 | irow = app_malloc(sizeof(*irow) * (DB_NUMBER + 1), "row pointers"); | |
98 | for (i = 0; i < DB_NUMBER; i++) | |
99 | irow[i] = row[i]; | |
100 | irow[DB_NUMBER] = NULL; | |
101 | ||
102 | if (!TXT_DB_insert(db->db, irow)) { | |
103 | BIO_printf(bio_err, "failed to update srpvfile\n"); | |
104 | BIO_printf(bio_err, "TXT_DB error number %ld\n", db->db->error); | |
105 | OPENSSL_free(irow); | |
106 | return 0; | |
107 | } | |
108 | return 1; | |
109 | } | |
110 | ||
111 | static char *lookup_conf(const CONF *conf, const char *section, const char *tag) | |
112 | { | |
113 | char *entry = NCONF_get_string(conf, section, tag); | |
114 | if (entry == NULL) | |
115 | BIO_printf(bio_err, "variable lookup failed for %s::%s\n", section, tag); | |
116 | return entry; | |
117 | } | |
118 | ||
119 | static char *srp_verify_user(const char *user, const char *srp_verifier, | |
120 | char *srp_usersalt, const char *g, const char *N, | |
121 | const char *passin, int verbose) | |
122 | { | |
123 | char password[1025]; | |
124 | PW_CB_DATA cb_tmp; | |
125 | char *verifier = NULL; | |
126 | char *gNid = NULL; | |
127 | int len; | |
128 | ||
129 | cb_tmp.prompt_info = user; | |
130 | cb_tmp.password = passin; | |
131 | ||
132 | len = password_callback(password, sizeof(password)-1, 0, &cb_tmp); | |
133 | if (len > 0) { | |
134 | password[len] = 0; | |
135 | if (verbose) | |
136 | BIO_printf(bio_err, | |
137 | "Validating\n user=\"%s\"\n srp_verifier=\"%s\"\n srp_usersalt=\"%s\"\n g=\"%s\"\n N=\"%s\"\n", | |
138 | user, srp_verifier, srp_usersalt, g, N); | |
139 | if (verbose > 1) | |
140 | BIO_printf(bio_err, "Pass %s\n", password); | |
141 | ||
142 | OPENSSL_assert(srp_usersalt != NULL); | |
143 | if ((gNid = SRP_create_verifier(user, password, &srp_usersalt, | |
144 | &verifier, N, g)) == NULL) { | |
145 | BIO_printf(bio_err, "Internal error validating SRP verifier\n"); | |
146 | } else { | |
147 | if (strcmp(verifier, srp_verifier)) | |
148 | gNid = NULL; | |
149 | OPENSSL_free(verifier); | |
150 | } | |
151 | OPENSSL_cleanse(password, len); | |
152 | } | |
153 | return gNid; | |
154 | } | |
155 | ||
156 | static char *srp_create_user(char *user, char **srp_verifier, | |
157 | char **srp_usersalt, char *g, char *N, | |
158 | char *passout, int verbose) | |
159 | { | |
160 | char password[1025]; | |
161 | PW_CB_DATA cb_tmp; | |
162 | char *gNid = NULL; | |
163 | char *salt = NULL; | |
164 | int len; | |
165 | cb_tmp.prompt_info = user; | |
166 | cb_tmp.password = passout; | |
167 | ||
168 | len = password_callback(password, sizeof(password)-1, 1, &cb_tmp); | |
169 | if (len > 0) { | |
170 | password[len] = 0; | |
171 | if (verbose) | |
172 | BIO_printf(bio_err, "Creating\n user=\"%s\"\n g=\"%s\"\n N=\"%s\"\n", | |
173 | user, g, N); | |
174 | if ((gNid = SRP_create_verifier(user, password, &salt, | |
175 | srp_verifier, N, g)) == NULL) { | |
176 | BIO_printf(bio_err, "Internal error creating SRP verifier\n"); | |
177 | } else { | |
178 | *srp_usersalt = salt; | |
179 | } | |
180 | OPENSSL_cleanse(password, len); | |
181 | if (verbose > 1) | |
182 | BIO_printf(bio_err, "gNid=%s salt =\"%s\"\n verifier =\"%s\"\n", | |
183 | gNid, salt, *srp_verifier); | |
184 | ||
185 | } | |
186 | return gNid; | |
187 | } | |
188 | ||
189 | typedef enum OPTION_choice { | |
190 | OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, | |
191 | OPT_VERBOSE, OPT_CONFIG, OPT_NAME, OPT_SRPVFILE, OPT_ADD, | |
192 | OPT_DELETE, OPT_MODIFY, OPT_LIST, OPT_GN, OPT_USERINFO, | |
193 | OPT_PASSIN, OPT_PASSOUT, OPT_ENGINE, OPT_R_ENUM, OPT_PROV_ENUM | |
194 | } OPTION_CHOICE; | |
195 | ||
196 | const OPTIONS srp_options[] = { | |
197 | {OPT_HELP_STR, 1, '-', "Usage: %s [options] [user...]\n"}, | |
198 | ||
199 | OPT_SECTION("General"), | |
200 | {"help", OPT_HELP, '-', "Display this summary"}, | |
201 | {"verbose", OPT_VERBOSE, '-', "Talk a lot while doing things"}, | |
202 | {"config", OPT_CONFIG, '<', "A config file"}, | |
203 | {"name", OPT_NAME, 's', "The particular srp definition to use"}, | |
204 | #ifndef OPENSSL_NO_ENGINE | |
205 | {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, | |
206 | #endif | |
207 | ||
208 | OPT_SECTION("Action"), | |
209 | {"add", OPT_ADD, '-', "Add a user and srp verifier"}, | |
210 | {"modify", OPT_MODIFY, '-', "Modify the srp verifier of an existing user"}, | |
211 | {"delete", OPT_DELETE, '-', "Delete user from verifier file"}, | |
212 | {"list", OPT_LIST, '-', "List users"}, | |
213 | ||
214 | OPT_SECTION("Configuration"), | |
215 | {"srpvfile", OPT_SRPVFILE, '<', "The srp verifier file name"}, | |
216 | {"gn", OPT_GN, 's', "Set g and N values to be used for new verifier"}, | |
217 | {"userinfo", OPT_USERINFO, 's', "Additional info to be set for user"}, | |
218 | {"passin", OPT_PASSIN, 's', "Input file pass phrase source"}, | |
219 | {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"}, | |
220 | ||
221 | OPT_R_OPTIONS, | |
222 | OPT_PROV_OPTIONS, | |
223 | ||
224 | OPT_PARAMETERS(), | |
225 | {"user", 0, 0, "Username(s) to process (optional)"}, | |
226 | {NULL} | |
227 | }; | |
228 | ||
229 | int srp_main(int argc, char **argv) | |
230 | { | |
231 | ENGINE *e = NULL; | |
232 | CA_DB *db = NULL; | |
233 | CONF *conf = NULL; | |
234 | int gNindex = -1, maxgN = -1, ret = 1, errors = 0, verbose = 0, i; | |
235 | int doupdatedb = 0, mode = OPT_ERR; | |
236 | char *user = NULL, *passinarg = NULL, *passoutarg = NULL; | |
237 | char *passin = NULL, *passout = NULL, *gN = NULL, *userinfo = NULL; | |
238 | char *section = NULL; | |
239 | char **gNrow = NULL, *configfile = NULL; | |
240 | char *srpvfile = NULL, **pp, *prog; | |
241 | OPTION_CHOICE o; | |
242 | ||
243 | prog = opt_init(argc, argv, srp_options); | |
244 | while ((o = opt_next()) != OPT_EOF) { | |
245 | switch (o) { | |
246 | case OPT_EOF: | |
247 | case OPT_ERR: | |
248 | opthelp: | |
249 | BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); | |
250 | goto end; | |
251 | case OPT_HELP: | |
252 | opt_help(srp_options); | |
253 | ret = 0; | |
254 | goto end; | |
255 | case OPT_VERBOSE: | |
256 | verbose++; | |
257 | break; | |
258 | case OPT_CONFIG: | |
259 | configfile = opt_arg(); | |
260 | break; | |
261 | case OPT_NAME: | |
262 | section = opt_arg(); | |
263 | break; | |
264 | case OPT_SRPVFILE: | |
265 | srpvfile = opt_arg(); | |
266 | break; | |
267 | case OPT_ADD: | |
268 | case OPT_DELETE: | |
269 | case OPT_MODIFY: | |
270 | case OPT_LIST: | |
271 | if (mode != OPT_ERR) { | |
272 | BIO_printf(bio_err, | |
273 | "%s: Only one of -add/-delete/-modify/-list\n", | |
274 | prog); | |
275 | goto opthelp; | |
276 | } | |
277 | mode = o; | |
278 | break; | |
279 | case OPT_GN: | |
280 | gN = opt_arg(); | |
281 | break; | |
282 | case OPT_USERINFO: | |
283 | userinfo = opt_arg(); | |
284 | break; | |
285 | case OPT_PASSIN: | |
286 | passinarg = opt_arg(); | |
287 | break; | |
288 | case OPT_PASSOUT: | |
289 | passoutarg = opt_arg(); | |
290 | break; | |
291 | case OPT_ENGINE: | |
292 | e = setup_engine(opt_arg(), 0); | |
293 | break; | |
294 | case OPT_R_CASES: | |
295 | if (!opt_rand(o)) | |
296 | goto end; | |
297 | break; | |
298 | case OPT_PROV_CASES: | |
299 | if (!opt_provider(o)) | |
300 | goto end; | |
301 | break; | |
302 | } | |
303 | } | |
304 | argc = opt_num_rest(); | |
305 | argv = opt_rest(); | |
306 | ||
307 | if (srpvfile != NULL && configfile != NULL) { | |
308 | BIO_printf(bio_err, | |
309 | "-srpvfile and -configfile cannot be specified together.\n"); | |
310 | goto end; | |
311 | } | |
312 | if (mode == OPT_ERR) { | |
313 | BIO_printf(bio_err, | |
314 | "Exactly one of the options -add, -delete, -modify -list must be specified.\n"); | |
315 | goto opthelp; | |
316 | } | |
317 | if (mode == OPT_DELETE || mode == OPT_MODIFY || mode == OPT_ADD) { | |
318 | if (argc == 0) { | |
319 | BIO_printf(bio_err, "Need at least one user.\n"); | |
320 | goto opthelp; | |
321 | } | |
322 | user = *argv++; | |
323 | } | |
324 | if ((passinarg != NULL || passoutarg != NULL) && argc != 1) { | |
325 | BIO_printf(bio_err, | |
326 | "-passin, -passout arguments only valid with one user.\n"); | |
327 | goto opthelp; | |
328 | } | |
329 | ||
330 | if (!app_passwd(passinarg, passoutarg, &passin, &passout)) { | |
331 | BIO_printf(bio_err, "Error getting passwords\n"); | |
332 | goto end; | |
333 | } | |
334 | ||
335 | if (srpvfile == NULL) { | |
336 | if (configfile == NULL) | |
337 | configfile = default_config_file; | |
338 | ||
339 | if (verbose) | |
340 | BIO_printf(bio_err, "Using configuration from %s\n", | |
341 | configfile); | |
342 | conf = app_load_config(configfile); | |
343 | if (conf == NULL) | |
344 | goto end; | |
345 | if (configfile != default_config_file && !app_load_modules(conf)) | |
346 | goto end; | |
347 | ||
348 | /* Lets get the config section we are using */ | |
349 | if (section == NULL) { | |
350 | if (verbose) | |
351 | BIO_printf(bio_err, | |
352 | "trying to read " ENV_DEFAULT_SRP | |
353 | " in " BASE_SECTION "\n"); | |
354 | ||
355 | section = lookup_conf(conf, BASE_SECTION, ENV_DEFAULT_SRP); | |
356 | if (section == NULL) | |
357 | goto end; | |
358 | } | |
359 | ||
360 | app_RAND_load_conf(conf, BASE_SECTION); | |
361 | ||
362 | if (verbose) | |
363 | BIO_printf(bio_err, | |
364 | "trying to read " ENV_DATABASE " in section \"%s\"\n", | |
365 | section); | |
366 | ||
367 | srpvfile = lookup_conf(conf, section, ENV_DATABASE); | |
368 | if (srpvfile == NULL) | |
369 | goto end; | |
370 | } | |
371 | ||
372 | if (verbose) | |
373 | BIO_printf(bio_err, "Trying to read SRP verifier file \"%s\"\n", | |
374 | srpvfile); | |
375 | ||
376 | db = load_index(srpvfile, NULL); | |
377 | if (db == NULL) | |
378 | goto end; | |
379 | ||
380 | /* Lets check some fields */ | |
381 | for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) { | |
382 | pp = sk_OPENSSL_PSTRING_value(db->db->data, i); | |
383 | ||
384 | if (pp[DB_srptype][0] == DB_SRP_INDEX) { | |
385 | maxgN = i; | |
386 | if ((gNindex < 0) && (gN != NULL) && strcmp(gN, pp[DB_srpid]) == 0) | |
387 | gNindex = i; | |
388 | ||
389 | print_index(db, i, verbose > 1); | |
390 | } | |
391 | } | |
392 | ||
393 | if (verbose) | |
394 | BIO_printf(bio_err, "Database initialised\n"); | |
395 | ||
396 | if (gNindex >= 0) { | |
397 | gNrow = sk_OPENSSL_PSTRING_value(db->db->data, gNindex); | |
398 | print_entry(db, gNindex, verbose > 1, "Default g and N"); | |
399 | } else if (maxgN > 0 && !SRP_get_default_gN(gN)) { | |
400 | BIO_printf(bio_err, "No g and N value for index \"%s\"\n", gN); | |
401 | goto end; | |
402 | } else { | |
403 | if (verbose) | |
404 | BIO_printf(bio_err, "Database has no g N information.\n"); | |
405 | gNrow = NULL; | |
406 | } | |
407 | ||
408 | if (verbose > 1) | |
409 | BIO_printf(bio_err, "Starting user processing\n"); | |
410 | ||
411 | while (mode == OPT_LIST || user != NULL) { | |
412 | int userindex = -1; | |
413 | ||
414 | if (user != NULL && verbose > 1) | |
415 | BIO_printf(bio_err, "Processing user \"%s\"\n", user); | |
416 | if ((userindex = get_index(db, user, 'U')) >= 0) | |
417 | print_user(db, userindex, (verbose > 0) || mode == OPT_LIST); | |
418 | ||
419 | if (mode == OPT_LIST) { | |
420 | if (user == NULL) { | |
421 | BIO_printf(bio_err, "List all users\n"); | |
422 | ||
423 | for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) | |
424 | print_user(db, i, 1); | |
425 | } else if (userindex < 0) { | |
426 | BIO_printf(bio_err, | |
427 | "user \"%s\" does not exist, ignored. t\n", user); | |
428 | errors++; | |
429 | } | |
430 | } else if (mode == OPT_ADD) { | |
431 | if (userindex >= 0) { | |
432 | /* reactivation of a new user */ | |
433 | char **row = | |
434 | sk_OPENSSL_PSTRING_value(db->db->data, userindex); | |
435 | BIO_printf(bio_err, "user \"%s\" reactivated.\n", user); | |
436 | row[DB_srptype][0] = 'V'; | |
437 | ||
438 | doupdatedb = 1; | |
439 | } else { | |
440 | char *row[DB_NUMBER]; | |
441 | char *gNid; | |
442 | row[DB_srpverifier] = NULL; | |
443 | row[DB_srpsalt] = NULL; | |
444 | row[DB_srpinfo] = NULL; | |
445 | if (! | |
446 | (gNid = | |
447 | srp_create_user(user, &(row[DB_srpverifier]), | |
448 | &(row[DB_srpsalt]), | |
449 | gNrow ? gNrow[DB_srpsalt] : gN, | |
450 | gNrow ? gNrow[DB_srpverifier] : NULL, | |
451 | passout, verbose))) { | |
452 | BIO_printf(bio_err, | |
453 | "Cannot create srp verifier for user \"%s\", operation abandoned .\n", | |
454 | user); | |
455 | errors++; | |
456 | goto end; | |
457 | } | |
458 | row[DB_srpid] = OPENSSL_strdup(user); | |
459 | row[DB_srptype] = OPENSSL_strdup("v"); | |
460 | row[DB_srpgN] = OPENSSL_strdup(gNid); | |
461 | ||
462 | if ((row[DB_srpid] == NULL) | |
463 | || (row[DB_srpgN] == NULL) | |
464 | || (row[DB_srptype] == NULL) | |
465 | || (row[DB_srpverifier] == NULL) | |
466 | || (row[DB_srpsalt] == NULL) | |
467 | || (userinfo | |
468 | && ((row[DB_srpinfo] = OPENSSL_strdup(userinfo)) == NULL)) | |
469 | || !update_index(db, row)) { | |
470 | OPENSSL_free(row[DB_srpid]); | |
471 | OPENSSL_free(row[DB_srpgN]); | |
472 | OPENSSL_free(row[DB_srpinfo]); | |
473 | OPENSSL_free(row[DB_srptype]); | |
474 | OPENSSL_free(row[DB_srpverifier]); | |
475 | OPENSSL_free(row[DB_srpsalt]); | |
476 | goto end; | |
477 | } | |
478 | doupdatedb = 1; | |
479 | } | |
480 | } else if (mode == OPT_MODIFY) { | |
481 | if (userindex < 0) { | |
482 | BIO_printf(bio_err, | |
483 | "user \"%s\" does not exist, operation ignored.\n", | |
484 | user); | |
485 | errors++; | |
486 | } else { | |
487 | ||
488 | char **row = | |
489 | sk_OPENSSL_PSTRING_value(db->db->data, userindex); | |
490 | char type = row[DB_srptype][0]; | |
491 | if (type == 'v') { | |
492 | BIO_printf(bio_err, | |
493 | "user \"%s\" already updated, operation ignored.\n", | |
494 | user); | |
495 | errors++; | |
496 | } else { | |
497 | char *gNid; | |
498 | ||
499 | if (row[DB_srptype][0] == 'V') { | |
500 | int user_gN; | |
501 | char **irow = NULL; | |
502 | if (verbose) | |
503 | BIO_printf(bio_err, | |
504 | "Verifying password for user \"%s\"\n", | |
505 | user); | |
506 | if ((user_gN = | |
507 | get_index(db, row[DB_srpgN], DB_SRP_INDEX)) >= 0) | |
508 | irow = | |
509 | sk_OPENSSL_PSTRING_value(db->db->data, | |
510 | userindex); | |
511 | ||
512 | if (!srp_verify_user | |
513 | (user, row[DB_srpverifier], row[DB_srpsalt], | |
514 | irow ? irow[DB_srpsalt] : row[DB_srpgN], | |
515 | irow ? irow[DB_srpverifier] : NULL, passin, | |
516 | verbose)) { | |
517 | BIO_printf(bio_err, | |
518 | "Invalid password for user \"%s\", operation abandoned.\n", | |
519 | user); | |
520 | errors++; | |
521 | goto end; | |
522 | } | |
523 | } | |
524 | if (verbose) | |
525 | BIO_printf(bio_err, "Password for user \"%s\" ok.\n", | |
526 | user); | |
527 | ||
528 | if (! | |
529 | (gNid = | |
530 | srp_create_user(user, &(row[DB_srpverifier]), | |
531 | &(row[DB_srpsalt]), | |
532 | gNrow ? gNrow[DB_srpsalt] : NULL, | |
533 | gNrow ? gNrow[DB_srpverifier] : NULL, | |
534 | passout, verbose))) { | |
535 | BIO_printf(bio_err, | |
536 | "Cannot create srp verifier for user \"%s\", operation abandoned.\n", | |
537 | user); | |
538 | errors++; | |
539 | goto end; | |
540 | } | |
541 | ||
542 | row[DB_srptype][0] = 'v'; | |
543 | row[DB_srpgN] = OPENSSL_strdup(gNid); | |
544 | ||
545 | if (row[DB_srpid] == NULL | |
546 | || row[DB_srpgN] == NULL | |
547 | || row[DB_srptype] == NULL | |
548 | || row[DB_srpverifier] == NULL | |
549 | || row[DB_srpsalt] == NULL | |
550 | || (userinfo | |
551 | && ((row[DB_srpinfo] = OPENSSL_strdup(userinfo)) | |
552 | == NULL))) | |
553 | goto end; | |
554 | ||
555 | doupdatedb = 1; | |
556 | } | |
557 | } | |
558 | } else if (mode == OPT_DELETE) { | |
559 | if (userindex < 0) { | |
560 | BIO_printf(bio_err, | |
561 | "user \"%s\" does not exist, operation ignored. t\n", | |
562 | user); | |
563 | errors++; | |
564 | } else { | |
565 | char **xpp = sk_OPENSSL_PSTRING_value(db->db->data, userindex); | |
566 | ||
567 | BIO_printf(bio_err, "user \"%s\" revoked. t\n", user); | |
568 | xpp[DB_srptype][0] = 'R'; | |
569 | doupdatedb = 1; | |
570 | } | |
571 | } | |
572 | user = *argv++; | |
573 | if (user == NULL) { | |
574 | /* no more processing in any mode if no users left */ | |
575 | break; | |
576 | } | |
577 | } | |
578 | ||
579 | if (verbose) | |
580 | BIO_printf(bio_err, "User procession done.\n"); | |
581 | ||
582 | if (doupdatedb) { | |
583 | /* Lets check some fields */ | |
584 | for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) { | |
585 | pp = sk_OPENSSL_PSTRING_value(db->db->data, i); | |
586 | ||
587 | if (pp[DB_srptype][0] == 'v') { | |
588 | pp[DB_srptype][0] = 'V'; | |
589 | print_user(db, i, verbose); | |
590 | } | |
591 | } | |
592 | ||
593 | if (verbose) | |
594 | BIO_printf(bio_err, "Trying to update srpvfile.\n"); | |
595 | if (!save_index(srpvfile, "new", db)) | |
596 | goto end; | |
597 | ||
598 | if (verbose) | |
599 | BIO_printf(bio_err, "Temporary srpvfile created.\n"); | |
600 | if (!rotate_index(srpvfile, "new", "old")) | |
601 | goto end; | |
602 | ||
603 | if (verbose) | |
604 | BIO_printf(bio_err, "srpvfile updated.\n"); | |
605 | } | |
606 | ||
607 | ret = (errors != 0); | |
608 | end: | |
609 | if (errors != 0) | |
610 | if (verbose) | |
611 | BIO_printf(bio_err, "User errors %d.\n", errors); | |
612 | ||
613 | if (verbose) | |
614 | BIO_printf(bio_err, "SRP terminating with code %d.\n", ret); | |
615 | ||
616 | OPENSSL_free(passin); | |
617 | OPENSSL_free(passout); | |
618 | if (ret) | |
619 | ERR_print_errors(bio_err); | |
620 | NCONF_free(conf); | |
621 | free_index(db); | |
622 | release_engine(e); | |
623 | return ret; | |
624 | } |