x
[heimdal.git] / kdc / hprop.c
blob268882119d22263853b38c1ef482516a21c72238
1 /*
2 * Copyright (c) 1997 - 2005 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
34 #include "hprop.h"
36 RCSID("$Id$");
38 static int version_flag;
39 static int help_flag;
40 static const char *ktname = HPROP_KEYTAB;
41 static const char *database;
42 static char *mkeyfile;
43 static int to_stdout;
44 static int verbose_flag;
45 static int encrypt_flag;
46 static int decrypt_flag;
47 static hdb_master_key mkey5;
49 static char *source_type;
51 static char *afs_cell;
52 static char *v4_realm;
54 static int kaspecials_flag;
55 static int ka_use_null_salt;
57 static char *local_realm=NULL;
59 static int
60 open_socket(krb5_context context, const char *hostname, const char *port)
62 struct addrinfo *ai, *a;
63 struct addrinfo hints;
64 int error;
66 memset (&hints, 0, sizeof(hints));
67 hints.ai_socktype = SOCK_STREAM;
68 hints.ai_protocol = IPPROTO_TCP;
70 error = getaddrinfo (hostname, port, &hints, &ai);
71 if (error) {
72 warnx ("%s: %s", hostname, gai_strerror(error));
73 return -1;
76 for (a = ai; a != NULL; a = a->ai_next) {
77 int s;
79 s = socket (a->ai_family, a->ai_socktype, a->ai_protocol);
80 if (s < 0)
81 continue;
82 if (connect (s, a->ai_addr, a->ai_addrlen) < 0) {
83 warn ("connect(%s)", hostname);
84 close (s);
85 continue;
87 freeaddrinfo (ai);
88 return s;
90 warnx ("failed to contact %s", hostname);
91 freeaddrinfo (ai);
92 return -1;
95 krb5_error_code
96 v5_prop(krb5_context context, HDB *db, hdb_entry_ex *entry, void *appdata)
98 krb5_error_code ret;
99 struct prop_data *pd = appdata;
100 krb5_data data;
102 if(encrypt_flag) {
103 ret = hdb_seal_keys_mkey(context, &entry->entry, mkey5);
104 if (ret) {
105 krb5_warn(context, ret, "hdb_seal_keys_mkey");
106 return ret;
109 if(decrypt_flag) {
110 ret = hdb_unseal_keys_mkey(context, &entry->entry, mkey5);
111 if (ret) {
112 krb5_warn(context, ret, "hdb_unseal_keys_mkey");
113 return ret;
117 ret = hdb_entry2value(context, &entry->entry, &data);
118 if(ret) {
119 krb5_warn(context, ret, "hdb_entry2value");
120 return ret;
123 if(to_stdout)
124 ret = krb5_write_message(context, &pd->sock, &data);
125 else
126 ret = krb5_write_priv_message(context, pd->auth_context,
127 &pd->sock, &data);
128 krb5_data_free(&data);
129 return ret;
133 v4_prop(void *arg, struct v4_principal *p)
135 struct prop_data *pd = arg;
136 hdb_entry_ex ent;
137 krb5_error_code ret;
139 memset(&ent, 0, sizeof(ent));
141 ret = krb5_425_conv_principal(pd->context, p->name, p->instance, v4_realm,
142 &ent.entry.principal);
143 if(ret) {
144 krb5_warn(pd->context, ret,
145 "krb5_425_conv_principal %s.%s@%s",
146 p->name, p->instance, v4_realm);
147 return 0;
150 if(verbose_flag) {
151 char *s;
152 krb5_unparse_name_short(pd->context, ent.entry.principal, &s);
153 krb5_warnx(pd->context, "%s.%s -> %s", p->name, p->instance, s);
154 free(s);
157 ent.entry.kvno = p->kvno;
158 ent.entry.keys.len = 3;
159 ent.entry.keys.val = malloc(ent.entry.keys.len * sizeof(*ent.entry.keys.val));
160 if (ent.entry.keys.val == NULL)
161 krb5_errx(pd->context, ENOMEM, "malloc");
162 if(p->mkvno != -1) {
163 ent.entry.keys.val[0].mkvno = malloc (sizeof(*ent.entry.keys.val[0].mkvno));
164 if (ent.entry.keys.val[0].mkvno == NULL)
165 krb5_errx(pd->context, ENOMEM, "malloc");
166 *(ent.entry.keys.val[0].mkvno) = p->mkvno;
167 } else
168 ent.entry.keys.val[0].mkvno = NULL;
169 ent.entry.keys.val[0].salt = calloc(1, sizeof(*ent.entry.keys.val[0].salt));
170 if (ent.entry.keys.val[0].salt == NULL)
171 krb5_errx(pd->context, ENOMEM, "calloc");
172 ent.entry.keys.val[0].salt->type = KRB5_PADATA_PW_SALT;
173 ent.entry.keys.val[0].key.keytype = ETYPE_DES_CBC_MD5;
174 krb5_data_alloc(&ent.entry.keys.val[0].key.keyvalue, DES_KEY_SZ);
175 memcpy(ent.entry.keys.val[0].key.keyvalue.data, p->key, 8);
177 copy_Key(&ent.entry.keys.val[0], &ent.entry.keys.val[1]);
178 ent.entry.keys.val[1].key.keytype = ETYPE_DES_CBC_MD4;
179 copy_Key(&ent.entry.keys.val[0], &ent.entry.keys.val[2]);
180 ent.entry.keys.val[2].key.keytype = ETYPE_DES_CBC_CRC;
183 int life = _krb5_krb_life_to_time(0, p->max_life);
184 if(life == NEVERDATE){
185 ent.entry.max_life = NULL;
186 } else {
187 /* clean up lifetime a bit */
188 if(life > 86400)
189 life = (life + 86399) / 86400 * 86400;
190 else if(life > 3600)
191 life = (life + 3599) / 3600 * 3600;
192 ALLOC(ent.entry.max_life);
193 *ent.entry.max_life = life;
197 ALLOC(ent.entry.valid_end);
198 *ent.entry.valid_end = p->exp_date;
200 ret = krb5_make_principal(pd->context, &ent.entry.created_by.principal,
201 v4_realm,
202 "kadmin",
203 "hprop",
204 NULL);
205 if(ret){
206 krb5_warn(pd->context, ret, "krb5_make_principal");
207 ret = 0;
208 goto out;
210 ent.entry.created_by.time = time(NULL);
211 ALLOC(ent.entry.modified_by);
212 ret = krb5_425_conv_principal(pd->context, p->mod_name, p->mod_instance,
213 v4_realm, &ent.entry.modified_by->principal);
214 if(ret){
215 krb5_warn(pd->context, ret, "%s.%s@%s", p->name, p->instance, v4_realm);
216 ent.entry.modified_by->principal = NULL;
217 ret = 0;
218 goto out;
220 ent.entry.modified_by->time = p->mod_date;
222 ent.entry.flags.forwardable = 1;
223 ent.entry.flags.renewable = 1;
224 ent.entry.flags.proxiable = 1;
225 ent.entry.flags.postdate = 1;
226 ent.entry.flags.client = 1;
227 ent.entry.flags.server = 1;
229 /* special case password changing service */
230 if(strcmp(p->name, "changepw") == 0 &&
231 strcmp(p->instance, "kerberos") == 0) {
232 ent.entry.flags.forwardable = 0;
233 ent.entry.flags.renewable = 0;
234 ent.entry.flags.proxiable = 0;
235 ent.entry.flags.postdate = 0;
236 ent.entry.flags.initial = 1;
237 ent.entry.flags.change_pw = 1;
240 ret = v5_prop(pd->context, NULL, &ent, pd);
242 if (strcmp (p->name, "krbtgt") == 0
243 && strcmp (v4_realm, p->instance) != 0) {
244 krb5_free_principal (pd->context, ent.entry.principal);
245 ret = krb5_425_conv_principal (pd->context, p->name,
246 v4_realm, p->instance,
247 &ent.entry.principal);
248 if (ret == 0)
249 ret = v5_prop (pd->context, NULL, &ent, pd);
252 out:
253 hdb_free_entry(pd->context, &ent);
254 return ret;
257 #include "kadb.h"
259 /* read a `ka_entry' from `fd' at offset `pos' */
260 static void
261 read_block(krb5_context context, int fd, int32_t pos, void *buf, size_t len)
263 krb5_error_code ret;
264 #ifdef HAVE_PREAD
265 if((ret = pread(fd, buf, len, 64 + pos)) < 0)
266 krb5_err(context, 1, errno, "pread(%u)", 64 + pos);
267 #else
268 if(lseek(fd, 64 + pos, SEEK_SET) == (off_t)-1)
269 krb5_err(context, 1, errno, "lseek(%u)", 64 + pos);
270 ret = read(fd, buf, len);
271 if(ret < 0)
272 krb5_err(context, 1, errno, "read(%lu)", (unsigned long)len);
273 #endif
274 if(ret != len)
275 krb5_errx(context, 1, "read(%lu) = %u", (unsigned long)len, ret);
278 static int
279 ka_convert(struct prop_data *pd, int fd, struct ka_entry *ent)
281 int32_t flags = ntohl(ent->flags);
282 krb5_error_code ret;
283 hdb_entry_ex hdb;
285 if(!kaspecials_flag
286 && (flags & KAFNORMAL) == 0) /* remove special entries */
287 return 0;
288 memset(&hdb, 0, sizeof(hdb));
289 ret = krb5_425_conv_principal(pd->context, ent->name, ent->instance,
290 v4_realm, &hdb.entry.principal);
291 if(ret) {
292 krb5_warn(pd->context, ret,
293 "krb5_425_conv_principal (%s.%s@%s)",
294 ent->name, ent->instance, v4_realm);
295 return 0;
297 hdb.entry.kvno = ntohl(ent->kvno);
298 hdb.entry.keys.len = 3;
299 hdb.entry.keys.val =
300 malloc(hdb.entry.keys.len * sizeof(*hdb.entry.keys.val));
301 if (hdb.entry.keys.val == NULL)
302 krb5_errx(pd->context, ENOMEM, "malloc");
303 hdb.entry.keys.val[0].mkvno = NULL;
304 hdb.entry.keys.val[0].salt = calloc(1, sizeof(*hdb.entry.keys.val[0].salt));
305 if (hdb.entry.keys.val[0].salt == NULL)
306 krb5_errx(pd->context, ENOMEM, "calloc");
307 if (ka_use_null_salt) {
308 hdb.entry.keys.val[0].salt->type = hdb_pw_salt;
309 hdb.entry.keys.val[0].salt->salt.data = NULL;
310 hdb.entry.keys.val[0].salt->salt.length = 0;
311 } else {
312 hdb.entry.keys.val[0].salt->type = hdb_afs3_salt;
313 hdb.entry.keys.val[0].salt->salt.data = strdup(afs_cell);
314 if (hdb.entry.keys.val[0].salt->salt.data == NULL)
315 krb5_errx(pd->context, ENOMEM, "strdup");
316 hdb.entry.keys.val[0].salt->salt.length = strlen(afs_cell);
319 hdb.entry.keys.val[0].key.keytype = ETYPE_DES_CBC_MD5;
320 krb5_data_copy(&hdb.entry.keys.val[0].key.keyvalue,
321 ent->key,
322 sizeof(ent->key));
323 copy_Key(&hdb.entry.keys.val[0], &hdb.entry.keys.val[1]);
324 hdb.entry.keys.val[1].key.keytype = ETYPE_DES_CBC_MD4;
325 copy_Key(&hdb.entry.keys.val[0], &hdb.entry.keys.val[2]);
326 hdb.entry.keys.val[2].key.keytype = ETYPE_DES_CBC_CRC;
328 ALLOC(hdb.entry.max_life);
329 *hdb.entry.max_life = ntohl(ent->max_life);
331 if(ntohl(ent->valid_end) != NEVERDATE && ntohl(ent->valid_end) != 0xffffffff) {
332 ALLOC(hdb.entry.valid_end);
333 *hdb.entry.valid_end = ntohl(ent->valid_end);
336 if (ntohl(ent->pw_change) != NEVERDATE &&
337 ent->pw_expire != 255 &&
338 ent->pw_expire != 0) {
339 ALLOC(hdb.entry.pw_end);
340 *hdb.entry.pw_end = ntohl(ent->pw_change)
341 + 24 * 60 * 60 * ent->pw_expire;
344 ret = krb5_make_principal(pd->context, &hdb.entry.created_by.principal,
345 v4_realm,
346 "kadmin",
347 "hprop",
348 NULL);
349 hdb.entry.created_by.time = time(NULL);
351 if(ent->mod_ptr){
352 struct ka_entry mod;
353 ALLOC(hdb.entry.modified_by);
354 read_block(pd->context, fd, ntohl(ent->mod_ptr), &mod, sizeof(mod));
356 krb5_425_conv_principal(pd->context, mod.name, mod.instance, v4_realm,
357 &hdb.entry.modified_by->principal);
358 hdb.entry.modified_by->time = ntohl(ent->mod_time);
359 memset(&mod, 0, sizeof(mod));
362 hdb.entry.flags.forwardable = 1;
363 hdb.entry.flags.renewable = 1;
364 hdb.entry.flags.proxiable = 1;
365 hdb.entry.flags.postdate = 1;
366 /* XXX - AFS 3.4a creates krbtgt.REALMOFCELL as NOTGS+NOSEAL */
367 if (strcmp(ent->name, "krbtgt") == 0 &&
368 (flags & (KAFNOTGS|KAFNOSEAL)) == (KAFNOTGS|KAFNOSEAL))
369 flags &= ~(KAFNOTGS|KAFNOSEAL);
371 hdb.entry.flags.client = (flags & KAFNOTGS) == 0;
372 hdb.entry.flags.server = (flags & KAFNOSEAL) == 0;
374 ret = v5_prop(pd->context, NULL, &hdb, pd);
375 hdb_free_entry(pd->context, &hdb);
376 return ret;
379 static int
380 ka_dump(struct prop_data *pd, const char *file)
382 struct ka_header header;
383 int i;
384 int fd = open(file, O_RDONLY);
386 if(fd < 0)
387 krb5_err(pd->context, 1, errno, "open(%s)", file);
388 read_block(pd->context, fd, 0, &header, sizeof(header));
389 if(header.version1 != header.version2)
390 krb5_errx(pd->context, 1, "Version mismatch in header: %ld/%ld",
391 (long)ntohl(header.version1), (long)ntohl(header.version2));
392 if(ntohl(header.version1) != 5)
393 krb5_errx(pd->context, 1, "Unknown database version %ld (expected 5)",
394 (long)ntohl(header.version1));
395 for(i = 0; i < ntohl(header.hashsize); i++){
396 int32_t pos = ntohl(header.hash[i]);
397 while(pos){
398 struct ka_entry ent;
399 read_block(pd->context, fd, pos, &ent, sizeof(ent));
400 ka_convert(pd, fd, &ent);
401 pos = ntohl(ent.next);
404 return 0;
409 struct getargs args[] = {
410 { "master-key", 'm', arg_string, &mkeyfile, "v5 master key file", "file" },
411 { "database", 'd', arg_string, &database, "database", "file" },
412 { "source", 0, arg_string, &source_type, "type of database to read",
413 "heimdal"
414 "|mit-dump"
415 "|krb4-dump"
416 "|kaserver"
419 { "v4-realm", 'r', arg_string, &v4_realm, "v4 realm to use" },
420 { "cell", 'c', arg_string, &afs_cell, "name of AFS cell" },
421 { "kaspecials", 'S', arg_flag, &kaspecials_flag, "dump KASPECIAL keys"},
422 { "keytab", 'k', arg_string, &ktname, "keytab to use for authentication", "keytab" },
423 { "v5-realm", 'R', arg_string, &local_realm, "v5 realm to use" },
424 { "decrypt", 'D', arg_flag, &decrypt_flag, "decrypt keys" },
425 { "encrypt", 'E', arg_flag, &encrypt_flag, "encrypt keys" },
426 { "stdout", 'n', arg_flag, &to_stdout, "dump to stdout" },
427 { "verbose", 'v', arg_flag, &verbose_flag },
428 { "version", 0, arg_flag, &version_flag },
429 { "help", 'h', arg_flag, &help_flag }
432 static int num_args = sizeof(args) / sizeof(args[0]);
434 static void
435 usage(int ret)
437 arg_printusage (args, num_args, NULL, "[host[:port]] ...");
438 exit (ret);
441 static void
442 get_creds(krb5_context context, krb5_ccache *cache)
444 krb5_keytab keytab;
445 krb5_principal client;
446 krb5_error_code ret;
447 krb5_get_init_creds_opt *init_opts;
448 krb5_preauthtype preauth = KRB5_PADATA_ENC_TIMESTAMP;
449 krb5_creds creds;
451 ret = krb5_kt_register(context, &hdb_kt_ops);
452 if(ret) krb5_err(context, 1, ret, "krb5_kt_register");
454 ret = krb5_kt_resolve(context, ktname, &keytab);
455 if(ret) krb5_err(context, 1, ret, "krb5_kt_resolve");
457 ret = krb5_make_principal(context, &client, NULL,
458 "kadmin", HPROP_NAME, NULL);
459 if(ret) krb5_err(context, 1, ret, "krb5_make_principal");
461 ret = krb5_get_init_creds_opt_alloc(context, &init_opts);
462 if(ret) krb5_err(context, 1, ret, "krb5_get_init_creds_opt_alloc");
463 krb5_get_init_creds_opt_set_preauth_list(init_opts, &preauth, 1);
465 ret = krb5_get_init_creds_keytab(context, &creds, client, keytab, 0, NULL, init_opts);
466 if(ret) krb5_err(context, 1, ret, "krb5_get_init_creds");
468 krb5_get_init_creds_opt_free(context, init_opts);
470 ret = krb5_kt_close(context, keytab);
471 if(ret) krb5_err(context, 1, ret, "krb5_kt_close");
473 ret = krb5_cc_gen_new(context, &krb5_mcc_ops, cache);
474 if(ret) krb5_err(context, 1, ret, "krb5_cc_gen_new");
476 ret = krb5_cc_initialize(context, *cache, client);
477 if(ret) krb5_err(context, 1, ret, "krb5_cc_initialize");
479 krb5_free_principal(context, client);
481 ret = krb5_cc_store_cred(context, *cache, &creds);
482 if(ret) krb5_err(context, 1, ret, "krb5_cc_store_cred");
484 krb5_free_cred_contents(context, &creds);
487 enum hprop_source {
488 HPROP_HEIMDAL = 1,
489 HPROP_KRB4_DUMP,
490 HPROP_KASERVER,
491 HPROP_MIT_DUMP
494 #define IS_TYPE_V4(X) ((X) == HPROP_KRB4_DUMP || (X) == HPROP_KASERVER)
496 struct {
497 int type;
498 const char *name;
499 } types[] = {
500 { HPROP_HEIMDAL, "heimdal" },
501 { HPROP_KRB4_DUMP, "krb4-dump" },
502 { HPROP_KASERVER, "kaserver" },
503 { HPROP_MIT_DUMP, "mit-dump" }
506 static int
507 parse_source_type(const char *s)
509 int i;
510 for(i = 0; i < sizeof(types) / sizeof(types[0]); i++) {
511 if(strstr(types[i].name, s) == types[i].name)
512 return types[i].type;
514 return 0;
517 static int
518 iterate (krb5_context context,
519 const char *database_name,
520 HDB *db,
521 int type,
522 struct prop_data *pd)
524 int ret;
526 switch(type) {
527 case HPROP_KRB4_DUMP:
528 ret = v4_prop_dump(pd, database_name);
529 if(ret)
530 krb5_warnx(context, "v4_prop_dump: %s",
531 krb5_get_err_text(context, ret));
532 break;
533 case HPROP_KASERVER:
534 ret = ka_dump(pd, database_name);
535 if(ret)
536 krb5_warn(context, ret, "ka_dump");
537 break;
538 case HPROP_MIT_DUMP:
539 ret = mit_prop_dump(pd, database_name);
540 if (ret)
541 krb5_warnx(context, "mit_prop_dump: %s",
542 krb5_get_err_text(context, ret));
543 break;
544 case HPROP_HEIMDAL:
545 ret = hdb_foreach(context, db, HDB_F_DECRYPT, v5_prop, pd);
546 if(ret)
547 krb5_warn(context, ret, "hdb_foreach");
548 break;
549 default:
550 krb5_errx(context, 1, "unknown prop type: %d", type);
552 return ret;
555 static int
556 dump_database (krb5_context context, int type,
557 const char *database_name, HDB *db)
559 krb5_error_code ret;
560 struct prop_data pd;
561 krb5_data data;
563 pd.context = context;
564 pd.auth_context = NULL;
565 pd.sock = STDOUT_FILENO;
567 ret = iterate (context, database_name, db, type, &pd);
568 if (ret)
569 krb5_errx(context, 1, "iterate failure");
570 krb5_data_zero (&data);
571 ret = krb5_write_message (context, &pd.sock, &data);
572 if (ret)
573 krb5_err(context, 1, ret, "krb5_write_message");
575 return 0;
578 static int
579 propagate_database (krb5_context context, int type,
580 const char *database_name,
581 HDB *db, krb5_ccache ccache,
582 int optidx, int argc, char **argv)
584 krb5_principal server;
585 krb5_error_code ret;
586 int i, failed = 0;
588 for(i = optidx; i < argc; i++){
589 krb5_auth_context auth_context;
590 int fd;
591 struct prop_data pd;
592 krb5_data data;
594 char *port, portstr[NI_MAXSERV];
595 char *host = argv[i];
597 port = strchr(host, ':');
598 if(port == NULL) {
599 snprintf(portstr, sizeof(portstr), "%u",
600 ntohs(krb5_getportbyname (context, "hprop", "tcp",
601 HPROP_PORT)));
602 port = portstr;
603 } else
604 *port++ = '\0';
606 fd = open_socket(context, host, port);
607 if(fd < 0) {
608 failed++;
609 krb5_warn (context, errno, "connect %s", host);
610 continue;
613 ret = krb5_sname_to_principal(context, argv[i],
614 HPROP_NAME, KRB5_NT_SRV_HST, &server);
615 if(ret) {
616 failed++;
617 krb5_warn(context, ret, "krb5_sname_to_principal(%s)", host);
618 close(fd);
619 continue;
622 if (local_realm) {
623 krb5_realm my_realm;
624 krb5_get_default_realm(context,&my_realm);
625 krb5_principal_set_realm(context,server,my_realm);
626 krb5_xfree(my_realm);
629 auth_context = NULL;
630 ret = krb5_sendauth(context,
631 &auth_context,
632 &fd,
633 HPROP_VERSION,
634 NULL,
635 server,
636 AP_OPTS_MUTUAL_REQUIRED | AP_OPTS_USE_SUBKEY,
637 NULL, /* in_data */
638 NULL, /* in_creds */
639 ccache,
640 NULL,
641 NULL,
642 NULL);
644 krb5_free_principal(context, server);
646 if(ret) {
647 failed++;
648 krb5_warn(context, ret, "krb5_sendauth (%s)", host);
649 close(fd);
650 goto next_host;
653 pd.context = context;
654 pd.auth_context = auth_context;
655 pd.sock = fd;
657 ret = iterate (context, database_name, db, type, &pd);
658 if (ret) {
659 krb5_warnx(context, "iterate to host %s failed", host);
660 failed++;
661 goto next_host;
664 krb5_data_zero (&data);
665 ret = krb5_write_priv_message(context, auth_context, &fd, &data);
666 if(ret) {
667 krb5_warn(context, ret, "krb5_write_priv_message");
668 failed++;
669 goto next_host;
672 ret = krb5_read_priv_message(context, auth_context, &fd, &data);
673 if(ret) {
674 krb5_warn(context, ret, "krb5_read_priv_message: %s", host);
675 failed++;
676 goto next_host;
677 } else
678 krb5_data_free (&data);
680 next_host:
681 krb5_auth_con_free(context, auth_context);
682 close(fd);
684 if (failed)
685 return 1;
686 return 0;
690 main(int argc, char **argv)
692 krb5_error_code ret;
693 krb5_context context;
694 krb5_ccache ccache = NULL;
695 HDB *db = NULL;
696 int optidx = 0;
698 int type, exit_code;
700 setprogname(argv[0]);
702 if(getarg(args, num_args, argc, argv, &optidx))
703 usage(1);
705 if(help_flag)
706 usage(0);
708 if(version_flag){
709 print_version(NULL);
710 exit(0);
713 ret = krb5_init_context(&context);
714 if(ret)
715 exit(1);
717 if(local_realm)
718 krb5_set_default_realm(context, local_realm);
720 if(v4_realm == NULL) {
721 ret = krb5_get_default_realm(context, &v4_realm);
722 if(ret)
723 krb5_err(context, 1, ret, "krb5_get_default_realm");
726 if(afs_cell == NULL) {
727 afs_cell = strdup(v4_realm);
728 if(afs_cell == NULL)
729 krb5_errx(context, 1, "out of memory");
730 strlwr(afs_cell);
734 if(encrypt_flag && decrypt_flag)
735 krb5_errx(context, 1,
736 "only one of `--encrypt' and `--decrypt' is meaningful");
738 if(source_type != NULL) {
739 type = parse_source_type(source_type);
740 if(type == 0)
741 krb5_errx(context, 1, "unknown source type `%s'", source_type);
742 } else
743 type = HPROP_HEIMDAL;
745 if(!to_stdout)
746 get_creds(context, &ccache);
748 if(decrypt_flag || encrypt_flag) {
749 ret = hdb_read_master_key(context, mkeyfile, &mkey5);
750 if(ret && ret != ENOENT)
751 krb5_err(context, 1, ret, "hdb_read_master_key");
752 if(ret)
753 krb5_errx(context, 1, "No master key file found");
756 if (IS_TYPE_V4(type) && v4_realm == NULL)
757 krb5_errx(context, 1, "Its a Kerberos 4 database "
758 "but no realm configured");
760 switch(type) {
761 case HPROP_KASERVER:
762 if (database == NULL)
763 database = DEFAULT_DATABASE;
764 ka_use_null_salt = krb5_config_get_bool_default(context, NULL, FALSE,
765 "hprop",
766 "afs_uses_null_salt",
767 NULL);
769 break;
770 case HPROP_KRB4_DUMP:
771 if (database == NULL)
772 krb5_errx(context, 1, "no dump file specified");
774 break;
775 case HPROP_MIT_DUMP:
776 if (database == NULL)
777 krb5_errx(context, 1, "no dump file specified");
778 break;
779 case HPROP_HEIMDAL:
780 ret = hdb_create (context, &db, database);
781 if(ret)
782 krb5_err(context, 1, ret, "hdb_create: %s", database);
783 ret = db->hdb_open(context, db, O_RDONLY, 0);
784 if(ret)
785 krb5_err(context, 1, ret, "db->hdb_open");
786 break;
787 default:
788 krb5_errx(context, 1, "unknown dump type `%d'", type);
789 break;
792 if (to_stdout)
793 exit_code = dump_database (context, type, database, db);
794 else
795 exit_code = propagate_database (context, type, database,
796 db, ccache, optidx, argc, argv);
798 if(ccache != NULL)
799 krb5_cc_destroy(context, ccache);
801 if(db != NULL)
802 (*db->hdb_destroy)(context, db);
804 krb5_free_context(context);
805 return exit_code;