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      1 /*	$NetBSD: set_dbinfo.c,v 1.2 2017/01/28 21:31:44 christos Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997-2007 Kungliga Tekniska Hgskolan
      5  * (Royal Institute of Technology, Stockholm, Sweden).
      6  * All rights reserved.
      7  *
      8  * Portions Copyright (c) 2009 Apple Inc. All rights reserved.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  *
     14  * 1. Redistributions of source code must retain the above copyright
     15  *    notice, this list of conditions and the following disclaimer.
     16  *
     17  * 2. Redistributions in binary form must reproduce the above copyright
     18  *    notice, this list of conditions and the following disclaimer in the
     19  *    documentation and/or other materials provided with the distribution.
     20  *
     21  * 3. Neither the name of the Institute nor the names of its contributors
     22  *    may be used to endorse or promote products derived from this software
     23  *    without specific prior written permission.
     24  *
     25  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
     26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     28  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
     29  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     35  * SUCH DAMAGE.
     36  */
     37 
     38 #include "kdc_locl.h"
     39 
     40 static krb5_error_code
     41 add_db(krb5_context context, struct krb5_kdc_configuration *c,
     42        const char *conf, const char *master_key)
     43 {
     44     krb5_error_code ret;
     45     void *ptr;
     46 
     47     ptr = realloc(c->db, (c->num_db + 1) * sizeof(*c->db));
     48     if (ptr == NULL) {
     49 	krb5_set_error_message(context, ENOMEM, "malloc: out of memory");
     50 	return ENOMEM;
     51     }
     52     c->db = ptr;
     53 
     54     ret = hdb_create(context, &c->db[c->num_db], conf);
     55     if(ret)
     56 	return ret;
     57 
     58     c->num_db++;
     59 
     60     if (master_key) {
     61 	ret = hdb_set_master_keyfile(context, c->db[c->num_db - 1], master_key);
     62 	if (ret)
     63 	    return ret;
     64     }
     65 
     66     return 0;
     67 }
     68 
     69 krb5_error_code
     70 krb5_kdc_set_dbinfo(krb5_context context, struct krb5_kdc_configuration *c)
     71 {
     72     struct hdb_dbinfo *info, *d;
     73     krb5_error_code ret;
     74     int i;
     75 
     76     /* fetch the databases */
     77     ret = hdb_get_dbinfo(context, &info);
     78     if (ret)
     79 	return ret;
     80 
     81     d = NULL;
     82     while ((d = hdb_dbinfo_get_next(info, d)) != NULL) {
     83 
     84 	ret = add_db(context, c,
     85 		     hdb_dbinfo_get_dbname(context, d),
     86 		     hdb_dbinfo_get_mkey_file(context, d));
     87 	if (ret)
     88 	    goto out;
     89 
     90 	kdc_log(context, c, 0, "label: %s",
     91 		hdb_dbinfo_get_label(context, d));
     92 	kdc_log(context, c, 0, "\tdbname: %s",
     93 		hdb_dbinfo_get_dbname(context, d));
     94 	kdc_log(context, c, 0, "\tmkey_file: %s",
     95 		hdb_dbinfo_get_mkey_file(context, d));
     96 	kdc_log(context, c, 0, "\tacl_file: %s",
     97 		hdb_dbinfo_get_acl_file(context, d));
     98     }
     99     hdb_free_dbinfo(context, &info);
    100 
    101     return 0;
    102 out:
    103     for (i = 0; i < c->num_db; i++)
    104 	if (c->db[i] && c->db[i]->hdb_destroy)
    105 	    (*c->db[i]->hdb_destroy)(context, c->db[i]);
    106     c->num_db = 0;
    107     free(c->db);
    108     c->db = NULL;
    109 
    110     hdb_free_dbinfo(context, &info);
    111 
    112     return ret;
    113 }
    114 
    115 
    116