1 /* $NetBSD: create_s.c,v 1.2 2017/01/28 21:31:49 christos Exp $ */
2
3 /*
4 * Copyright (c) 1997-2001 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: create_s.c,v 1.2 2017/01/28 21:31:49 christos Exp $");
39
40 static kadm5_ret_t
get_default(kadm5_server_context * context,krb5_principal princ,kadm5_principal_ent_t def)41 get_default(kadm5_server_context *context, krb5_principal princ,
42 kadm5_principal_ent_t def)
43 {
44 kadm5_ret_t ret;
45 krb5_principal def_principal;
46 krb5_const_realm realm = krb5_principal_get_realm(context->context, princ);
47
48 ret = krb5_make_principal(context->context, &def_principal,
49 realm, "default", NULL);
50 if (ret)
51 return ret;
52 ret = kadm5_s_get_principal(context, def_principal, def,
53 KADM5_PRINCIPAL_NORMAL_MASK);
54 krb5_free_principal (context->context, def_principal);
55 return ret;
56 }
57
58 static kadm5_ret_t
create_principal(kadm5_server_context * context,kadm5_principal_ent_t princ,uint32_t mask,hdb_entry_ex * ent,uint32_t required_mask,uint32_t forbidden_mask)59 create_principal(kadm5_server_context *context,
60 kadm5_principal_ent_t princ,
61 uint32_t mask,
62 hdb_entry_ex *ent,
63 uint32_t required_mask,
64 uint32_t forbidden_mask)
65 {
66 kadm5_ret_t ret;
67 kadm5_principal_ent_rec defrec, *defent;
68 uint32_t def_mask;
69
70 memset(ent, 0, sizeof(*ent));
71 if((mask & required_mask) != required_mask)
72 return KADM5_BAD_MASK;
73 if((mask & forbidden_mask))
74 return KADM5_BAD_MASK;
75 if((mask & KADM5_POLICY) && strcmp(princ->policy, "default"))
76 /* XXX no real policies for now */
77 return KADM5_UNK_POLICY;
78 ret = krb5_copy_principal(context->context, princ->principal,
79 &ent->entry.principal);
80 if(ret)
81 return ret;
82
83 defent = &defrec;
84 ret = get_default(context, princ->principal, defent);
85 if(ret) {
86 defent = NULL;
87 def_mask = 0;
88 } else {
89 def_mask = KADM5_ATTRIBUTES | KADM5_MAX_LIFE | KADM5_MAX_RLIFE;
90 }
91
92 ret = _kadm5_setup_entry(context,
93 ent, mask | def_mask,
94 princ, mask,
95 defent, def_mask);
96 if(defent)
97 kadm5_free_principal_ent(context, defent);
98 if (ret)
99 return ret;
100
101 ent->entry.created_by.time = time(NULL);
102
103 return krb5_copy_principal(context->context, context->caller,
104 &ent->entry.created_by.principal);
105 }
106
107 kadm5_ret_t
kadm5_s_create_principal_with_key(void * server_handle,kadm5_principal_ent_t princ,uint32_t mask)108 kadm5_s_create_principal_with_key(void *server_handle,
109 kadm5_principal_ent_t princ,
110 uint32_t mask)
111 {
112 kadm5_ret_t ret;
113 hdb_entry_ex ent;
114 kadm5_server_context *context = server_handle;
115
116 if ((mask & KADM5_KVNO) == 0) {
117 /* create_principal() through _kadm5_setup_entry(), will need this */
118 princ->kvno = 1;
119 mask |= KADM5_KVNO;
120 }
121
122 ret = create_principal(context, princ, mask, &ent,
123 KADM5_PRINCIPAL | KADM5_KEY_DATA,
124 KADM5_LAST_PWD_CHANGE | KADM5_MOD_TIME
125 | KADM5_MOD_NAME | KADM5_MKVNO
126 | KADM5_AUX_ATTRIBUTES
127 | KADM5_POLICY_CLR | KADM5_LAST_SUCCESS
128 | KADM5_LAST_FAILED | KADM5_FAIL_AUTH_COUNT);
129 if (ret)
130 return ret;
131
132 if (!context->keep_open) {
133 ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
134 if (ret) {
135 hdb_free_entry(context->context, &ent);
136 return ret;
137 }
138 }
139
140 ret = kadm5_log_init(context);
141 if (ret)
142 goto out;
143
144 ret = hdb_seal_keys(context->context, context->db, &ent.entry);
145 if (ret)
146 goto out2;
147
148 /* This logs the change for iprop and writes to the HDB */
149 ret = kadm5_log_create(context, &ent.entry);
150
151 out2:
152 (void) kadm5_log_end(context);
153 out:
154 if (!context->keep_open) {
155 kadm5_ret_t ret2;
156 ret2 = context->db->hdb_close(context->context, context->db);
157 if (ret == 0 && ret2 != 0)
158 ret = ret2;
159 }
160 hdb_free_entry(context->context, &ent);
161 return _kadm5_error_code(ret);
162 }
163
164
165 kadm5_ret_t
kadm5_s_create_principal(void * server_handle,kadm5_principal_ent_t princ,uint32_t mask,int n_ks_tuple,krb5_key_salt_tuple * ks_tuple,const char * password)166 kadm5_s_create_principal(void *server_handle,
167 kadm5_principal_ent_t princ,
168 uint32_t mask,
169 int n_ks_tuple,
170 krb5_key_salt_tuple *ks_tuple,
171 const char *password)
172 {
173 kadm5_ret_t ret;
174 hdb_entry_ex ent;
175 kadm5_server_context *context = server_handle;
176
177 if ((mask & KADM5_KVNO) == 0) {
178 /* create_principal() through _kadm5_setup_entry(), will need this */
179 princ->kvno = 1;
180 mask |= KADM5_KVNO;
181 }
182
183 ret = create_principal(context, princ, mask, &ent,
184 KADM5_PRINCIPAL,
185 KADM5_LAST_PWD_CHANGE | KADM5_MOD_TIME
186 | KADM5_MOD_NAME | KADM5_MKVNO
187 | KADM5_AUX_ATTRIBUTES | KADM5_KEY_DATA
188 | KADM5_POLICY_CLR | KADM5_LAST_SUCCESS
189 | KADM5_LAST_FAILED | KADM5_FAIL_AUTH_COUNT);
190 if (ret)
191 return ret;
192
193 if (!context->keep_open) {
194 ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
195 if (ret) {
196 hdb_free_entry(context->context, &ent);
197 return ret;
198 }
199 }
200
201 ret = kadm5_log_init(context);
202 if (ret)
203 goto out;
204
205 ent.entry.keys.len = 0;
206 ent.entry.keys.val = NULL;
207
208 ret = _kadm5_set_keys(context, &ent.entry, n_ks_tuple, ks_tuple, password);
209 if (ret)
210 goto out2;
211
212 ret = hdb_seal_keys(context->context, context->db, &ent.entry);
213 if (ret)
214 goto out2;
215
216 /* This logs the change for iprop and writes to the HDB */
217 ret = kadm5_log_create(context, &ent.entry);
218
219 out2:
220 (void) kadm5_log_end(context);
221 out:
222 if (!context->keep_open) {
223 kadm5_ret_t ret2;
224 ret2 = context->db->hdb_close(context->context, context->db);
225 if (ret == 0 && ret2 != 0)
226 ret = ret2;
227 }
228 hdb_free_entry(context->context, &ent);
229 return _kadm5_error_code(ret);
230 }
231
232