1 /* $NetBSD: rename_s.c,v 1.2 2017/01/28 21:31:49 christos Exp $ */
2
3 /*
4 * Copyright (c) 1997 - 2001, 2003, 2005 - 2005 Kungliga Tekniska Högskolan
5 * (Royal Institute of Technology, Stockholm, Sweden).
6 * 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 "kadm5_locl.h"
37
38 __RCSID("$NetBSD: rename_s.c,v 1.2 2017/01/28 21:31:49 christos Exp $");
39
40 kadm5_ret_t
kadm5_s_rename_principal(void * server_handle,krb5_principal source,krb5_principal target)41 kadm5_s_rename_principal(void *server_handle,
42 krb5_principal source,
43 krb5_principal target)
44 {
45 kadm5_server_context *context = server_handle;
46 kadm5_ret_t ret;
47 hdb_entry_ex ent;
48 krb5_principal oldname;
49
50 memset(&ent, 0, sizeof(ent));
51 if (krb5_principal_compare(context->context, source, target))
52 return KADM5_DUP; /* XXX is this right? */
53 if (!context->keep_open) {
54 ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
55 if(ret)
56 return ret;
57 }
58
59 ret = kadm5_log_init(context);
60 if (ret)
61 goto out;
62
63 ret = context->db->hdb_fetch_kvno(context->context, context->db,
64 source, HDB_F_GET_ANY|HDB_F_ADMIN_DATA, 0, &ent);
65 if (ret)
66 goto out2;
67 oldname = ent.entry.principal;
68 ret = _kadm5_set_modifier(context, &ent.entry);
69 if (ret)
70 goto out3;
71 {
72 /* fix salt */
73 size_t i;
74 Salt salt;
75 krb5_salt salt2;
76 memset(&salt, 0, sizeof(salt));
77 krb5_get_pw_salt(context->context, source, &salt2);
78 salt.type = hdb_pw_salt;
79 salt.salt = salt2.saltvalue;
80 for(i = 0; i < ent.entry.keys.len; i++){
81 if(ent.entry.keys.val[i].salt == NULL){
82 ent.entry.keys.val[i].salt =
83 malloc(sizeof(*ent.entry.keys.val[i].salt));
84 if (ent.entry.keys.val[i].salt == NULL)
85 ret = ENOMEM;
86 else
87 ret = copy_Salt(&salt, ent.entry.keys.val[i].salt);
88 if (ret)
89 break;
90 }
91 }
92 krb5_free_salt(context->context, salt2);
93 }
94 if (ret)
95 goto out3;
96
97 /* Borrow target */
98 ent.entry.principal = target;
99 ret = hdb_seal_keys(context->context, context->db, &ent.entry);
100 if (ret)
101 goto out3;
102
103 /* This logs the change for iprop and writes to the HDB */
104 ret = kadm5_log_rename(context, source, &ent.entry);
105
106 out3:
107 ent.entry.principal = oldname; /* Unborrow target */
108 hdb_free_entry(context->context, &ent);
109
110 out2:
111 (void) kadm5_log_end(context);
112 out:
113 if (!context->keep_open) {
114 kadm5_ret_t ret2;
115 ret2 = context->db->hdb_close(context->context, context->db);
116 if (ret == 0 && ret2 != 0)
117 ret = ret2;
118 }
119 return _kadm5_error_code(ret);
120 }
121
122