xref: /freebsd/crypto/heimdal/kdc/set_dbinfo.c (revision 63a938566d524836885917d95bd491aa4400b181)
1 /*
2  * Copyright (c) 1997-2007 Kungliga Tekniska Högskolan
3  * (Royal Institute of Technology, Stockholm, Sweden).
4  * All rights reserved.
5  *
6  * Portions Copyright (c) 2009 Apple Inc. All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * 3. Neither the name of the Institute nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #include "kdc_locl.h"
37 
38 static krb5_error_code
39 add_db(krb5_context context, struct krb5_kdc_configuration *c,
40        const char *conf, const char *master_key)
41 {
42     krb5_error_code ret;
43     void *ptr;
44 
45     ptr = realloc(c->db, (c->num_db + 1) * sizeof(*c->db));
46     if (ptr == NULL) {
47 	krb5_set_error_message(context, ENOMEM, "malloc: out of memory");
48 	return ENOMEM;
49     }
50     c->db = ptr;
51 
52     ret = hdb_create(context, &c->db[c->num_db], conf);
53     if(ret)
54 	return ret;
55 
56     c->num_db++;
57 
58     if (master_key) {
59 	ret = hdb_set_master_keyfile(context, c->db[c->num_db - 1], master_key);
60 	if (ret)
61 	    return ret;
62     }
63 
64     return 0;
65 }
66 
67 krb5_error_code
68 krb5_kdc_set_dbinfo(krb5_context context, struct krb5_kdc_configuration *c)
69 {
70     struct hdb_dbinfo *info, *d;
71     krb5_error_code ret;
72     int i;
73 
74     /* fetch the databases */
75     ret = hdb_get_dbinfo(context, &info);
76     if (ret)
77 	return ret;
78 
79     d = NULL;
80     while ((d = hdb_dbinfo_get_next(info, d)) != NULL) {
81 
82 	ret = add_db(context, c,
83 		     hdb_dbinfo_get_dbname(context, d),
84 		     hdb_dbinfo_get_mkey_file(context, d));
85 	if (ret)
86 	    goto out;
87 
88 	kdc_log(context, c, 0, "label: %s",
89 		hdb_dbinfo_get_label(context, d));
90 	kdc_log(context, c, 0, "\tdbname: %s",
91 		hdb_dbinfo_get_dbname(context, d));
92 	kdc_log(context, c, 0, "\tmkey_file: %s",
93 		hdb_dbinfo_get_mkey_file(context, d));
94 	kdc_log(context, c, 0, "\tacl_file: %s",
95 		hdb_dbinfo_get_acl_file(context, d));
96     }
97     hdb_free_dbinfo(context, &info);
98 
99     return 0;
100 out:
101     for (i = 0; i < c->num_db; i++)
102 	if (c->db[i] && c->db[i]->hdb_destroy)
103 	    (*c->db[i]->hdb_destroy)(context, c->db[i]);
104     c->num_db = 0;
105     free(c->db);
106     c->db = NULL;
107 
108     hdb_free_dbinfo(context, &info);
109 
110     return ret;
111 }
112 
113 
114