2 * Copyright (c) 1997-2006 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
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
34 #include "kadm5_locl.h"
39 change(void *server_handle
,
43 krb5_key_salt_tuple
*ks_tuple
,
47 kadm5_server_context
*context
= server_handle
;
54 memset(&ent
, 0, sizeof(ent
));
55 if (!context
->keep_open
) {
56 ret
= context
->db
->hdb_open(context
->context
, context
->db
, O_RDWR
, 0);
61 ret
= context
->db
->hdb_fetch_kvno(context
->context
, context
->db
, princ
,
62 HDB_F_DECRYPT
|HDB_F_GET_ANY
|HDB_F_ADMIN_DATA
, 0, &ent
);
66 if (keepold
|| cond
) {
68 * We save these for now so we can handle password history checking;
69 * we handle keepold further below.
71 ret
= hdb_add_current_keys_to_history(context
->context
, &ent
.entry
);
76 if (context
->db
->hdb_capability_flags
& HDB_CAP_F_HANDLE_PASSWORDS
) {
77 ret
= context
->db
->hdb_password(context
->context
, context
->db
,
78 &ent
, password
, cond
);
83 num_keys
= ent
.entry
.keys
.len
;
84 keys
= ent
.entry
.keys
.val
;
86 ent
.entry
.keys
.len
= 0;
87 ent
.entry
.keys
.val
= NULL
;
89 ret
= _kadm5_set_keys(context
, &ent
.entry
, n_ks_tuple
, ks_tuple
,
92 _kadm5_free_keys(context
->context
, num_keys
, keys
);
95 _kadm5_free_keys(context
->context
, num_keys
, keys
);
100 ext
= hdb_find_extension(&ent
.entry
, choice_HDB_extension_data_hist_keys
);
102 existsp
= _kadm5_exists_keys_hist(ent
.entry
.keys
.val
,
104 &ext
->data
.u
.hist_keys
);
108 ret
= KADM5_PASS_REUSE
;
109 krb5_set_error_message(context
->context
, ret
,
110 "Password reuse forbidden");
116 ent
.entry
.flags
.require_pwchange
= 0;
121 memset(&ext
, 0, sizeof (ext
));
122 ext
.data
.element
= choice_HDB_extension_data_hist_keys
;
123 ret
= hdb_replace_extension(context
->context
, &ent
.entry
, &ext
);
128 ret
= hdb_seal_keys(context
->context
, context
->db
, &ent
.entry
);
132 ret
= _kadm5_set_modifier(context
, &ent
.entry
);
136 ret
= _kadm5_bump_pw_expire(context
, &ent
.entry
);
140 ret
= context
->db
->hdb_store(context
->context
, context
->db
,
141 HDB_F_REPLACE
, &ent
);
145 kadm5_log_modify(context
, &ent
.entry
,
146 KADM5_ATTRIBUTES
| KADM5_PRINCIPAL
| KADM5_MOD_NAME
|
147 KADM5_MOD_TIME
| KADM5_KEY_DATA
| KADM5_KVNO
|
148 KADM5_PW_EXPIRATION
| KADM5_TL_DATA
);
151 hdb_free_entry(context
->context
, &ent
);
153 if (!context
->keep_open
)
154 context
->db
->hdb_close(context
->context
, context
->db
);
155 return _kadm5_error_code(ret
);
161 * change the password of `princ' to `password' if it's not already that.
165 kadm5_s_chpass_principal_cond(void *server_handle
,
166 krb5_principal princ
,
168 const char *password
)
170 return change (server_handle
, princ
, keepold
, 0, NULL
, password
, 1);
174 * change the password of `princ' to `password'
178 kadm5_s_chpass_principal(void *server_handle
,
179 krb5_principal princ
,
182 krb5_key_salt_tuple
*ks_tuple
,
183 const char *password
)
185 return change (server_handle
, princ
, keepold
,
186 n_ks_tuple
, ks_tuple
, password
, 0);
190 * change keys for `princ' to `keys'
194 kadm5_s_chpass_principal_with_key(void *server_handle
,
195 krb5_principal princ
,
198 krb5_key_data
*key_data
)
200 kadm5_server_context
*context
= server_handle
;
204 memset(&ent
, 0, sizeof(ent
));
205 if (!context
->keep_open
) {
206 ret
= context
->db
->hdb_open(context
->context
, context
->db
, O_RDWR
, 0);
210 ret
= context
->db
->hdb_fetch_kvno(context
->context
, context
->db
, princ
, 0,
211 HDB_F_GET_ANY
|HDB_F_ADMIN_DATA
, &ent
);
212 if(ret
== HDB_ERR_NOENTRY
)
215 ret
= hdb_add_current_keys_to_history(context
->context
, &ent
.entry
);
219 ret
= _kadm5_set_keys2(context
, &ent
.entry
, n_key_data
, key_data
);
223 ret
= _kadm5_set_modifier(context
, &ent
.entry
);
226 ret
= _kadm5_bump_pw_expire(context
, &ent
.entry
);
231 ret
= hdb_seal_keys(context
->context
, context
->db
, &ent
.entry
);
237 memset(&ext
, 0, sizeof (ext
));
238 ext
.data
.element
= choice_HDB_extension_data_hist_keys
;
239 ext
.data
.u
.hist_keys
.len
= 0;
240 ext
.data
.u
.hist_keys
.val
= NULL
;
241 hdb_replace_extension(context
->context
, &ent
.entry
, &ext
);
245 ret
= context
->db
->hdb_store(context
->context
, context
->db
,
246 HDB_F_REPLACE
, &ent
);
250 kadm5_log_modify (context
,
252 KADM5_PRINCIPAL
| KADM5_MOD_NAME
| KADM5_MOD_TIME
|
253 KADM5_KEY_DATA
| KADM5_KVNO
| KADM5_PW_EXPIRATION
|
257 hdb_free_entry(context
->context
, &ent
);
259 if (!context
->keep_open
)
260 context
->db
->hdb_close(context
->context
, context
->db
);
261 return _kadm5_error_code(ret
);