1/*
2 * Copyright (c) 1997 - 2001, 2003, 2005 - 2005 Kungliga Tekniska H�gskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 *
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.
16 *
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.
20 *
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.
32 */
33
34#include "kadm5_locl.h"
35
36RCSID("$Id: rename_s.c 21745 2007-07-31 16:11:25Z lha $");
37
38kadm5_ret_t
39kadm5_s_rename_principal(void *server_handle,
40			 krb5_principal source,
41			 krb5_principal target)
42{
43    kadm5_server_context *context = server_handle;
44    kadm5_ret_t ret;
45    hdb_entry_ex ent;
46    krb5_principal oldname;
47
48    memset(&ent, 0, sizeof(ent));
49    if(krb5_principal_compare(context->context, source, target))
50	return KADM5_DUP; /* XXX is this right? */
51    ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
52    if(ret)
53	return ret;
54    ret = context->db->hdb_fetch(context->context, context->db,
55				 source, HDB_F_GET_ANY, &ent);
56    if(ret){
57	context->db->hdb_close(context->context, context->db);
58	goto out;
59    }
60    ret = _kadm5_set_modifier(context, &ent.entry);
61    if(ret)
62	goto out2;
63    {
64	/* fix salt */
65	int i;
66	Salt salt;
67	krb5_salt salt2;
68	krb5_get_pw_salt(context->context, source, &salt2);
69	salt.type = hdb_pw_salt;
70	salt.salt = salt2.saltvalue;
71	for(i = 0; i < ent.entry.keys.len; i++){
72	    if(ent.entry.keys.val[i].salt == NULL){
73		ent.entry.keys.val[i].salt =
74		    malloc(sizeof(*ent.entry.keys.val[i].salt));
75		if(ent.entry.keys.val[i].salt == NULL)
76		    return ENOMEM;
77		ret = copy_Salt(&salt, ent.entry.keys.val[i].salt);
78		if(ret)
79		    break;
80	    }
81	}
82	krb5_free_salt(context->context, salt2);
83    }
84    if(ret)
85	goto out2;
86    oldname = ent.entry.principal;
87    ent.entry.principal = target;
88
89    ret = hdb_seal_keys(context->context, context->db, &ent.entry);
90    if (ret) {
91	ent.entry.principal = oldname;
92	goto out2;
93    }
94
95    kadm5_log_rename (context, source, &ent.entry);
96
97    ret = context->db->hdb_store(context->context, context->db, 0, &ent);
98    if(ret){
99	ent.entry.principal = oldname;
100	goto out2;
101    }
102    ret = context->db->hdb_remove(context->context, context->db, oldname);
103    ent.entry.principal = oldname;
104out2:
105    context->db->hdb_close(context->context, context->db);
106    hdb_free_entry(context->context, &ent);
107out:
108    return _kadm5_error_code(ret);
109}
110
111