xref: /freebsd/crypto/heimdal/lib/kadm5/create_s.c (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1 /*
2  * Copyright (c) 1997-2001 Kungliga Tekniska Högskolan
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 
36 RCSID("$Id$");
37 
38 static kadm5_ret_t
39 get_default(kadm5_server_context *context, krb5_principal princ,
40 	    kadm5_principal_ent_t def)
41 {
42     kadm5_ret_t ret;
43     krb5_principal def_principal;
44     krb5_const_realm realm = krb5_principal_get_realm(context->context, princ);
45 
46     ret = krb5_make_principal(context->context, &def_principal,
47 			      realm, "default", NULL);
48     if (ret)
49 	return ret;
50     ret = kadm5_s_get_principal(context, def_principal, def,
51 				KADM5_PRINCIPAL_NORMAL_MASK);
52     krb5_free_principal (context->context, def_principal);
53     return ret;
54 }
55 
56 static kadm5_ret_t
57 create_principal(kadm5_server_context *context,
58 		 kadm5_principal_ent_t princ,
59 		 uint32_t mask,
60 		 hdb_entry_ex *ent,
61 		 uint32_t required_mask,
62 		 uint32_t forbidden_mask)
63 {
64     kadm5_ret_t ret;
65     kadm5_principal_ent_rec defrec, *defent;
66     uint32_t def_mask;
67 
68     if((mask & required_mask) != required_mask)
69 	return KADM5_BAD_MASK;
70     if((mask & forbidden_mask))
71 	return KADM5_BAD_MASK;
72     if((mask & KADM5_POLICY) && strcmp(princ->policy, "default"))
73 	/* XXX no real policies for now */
74 	return KADM5_UNK_POLICY;
75     memset(ent, 0, sizeof(*ent));
76     ret  = krb5_copy_principal(context->context, princ->principal,
77 			       &ent->entry.principal);
78     if(ret)
79 	return ret;
80 
81     defent = &defrec;
82     ret = get_default(context, princ->principal, defent);
83     if(ret) {
84 	defent   = NULL;
85 	def_mask = 0;
86     } else {
87 	def_mask = KADM5_ATTRIBUTES | KADM5_MAX_LIFE | KADM5_MAX_RLIFE;
88     }
89 
90     ret = _kadm5_setup_entry(context,
91 			     ent, mask | def_mask,
92 			     princ, mask,
93 			     defent, def_mask);
94     if(defent)
95 	kadm5_free_principal_ent(context, defent);
96     if (ret)
97 	return ret;
98 
99     ent->entry.created_by.time = time(NULL);
100 
101     return krb5_copy_principal(context->context, context->caller,
102 			       &ent->entry.created_by.principal);
103 }
104 
105 kadm5_ret_t
106 kadm5_s_create_principal_with_key(void *server_handle,
107 				  kadm5_principal_ent_t princ,
108 				  uint32_t mask)
109 {
110     kadm5_ret_t ret;
111     hdb_entry_ex ent;
112     kadm5_server_context *context = server_handle;
113 
114     ret = create_principal(context, princ, mask, &ent,
115 			   KADM5_PRINCIPAL | KADM5_KEY_DATA,
116 			   KADM5_LAST_PWD_CHANGE | KADM5_MOD_TIME
117 			   | KADM5_MOD_NAME | KADM5_MKVNO
118 			   | KADM5_AUX_ATTRIBUTES
119 			   | KADM5_POLICY_CLR | KADM5_LAST_SUCCESS
120 			   | KADM5_LAST_FAILED | KADM5_FAIL_AUTH_COUNT);
121     if(ret)
122 	goto out;
123 
124     if ((mask & KADM5_KVNO) == 0)
125 	ent.entry.kvno = 1;
126 
127     ret = hdb_seal_keys(context->context, context->db, &ent.entry);
128     if (ret)
129 	goto out;
130 
131     ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
132     if(ret)
133 	goto out;
134     ret = context->db->hdb_store(context->context, context->db, 0, &ent);
135     context->db->hdb_close(context->context, context->db);
136     if (ret)
137 	goto out;
138     kadm5_log_create (context, &ent.entry);
139 
140 out:
141     hdb_free_entry(context->context, &ent);
142     return _kadm5_error_code(ret);
143 }
144 
145 
146 kadm5_ret_t
147 kadm5_s_create_principal(void *server_handle,
148 			 kadm5_principal_ent_t princ,
149 			 uint32_t mask,
150 			 const char *password)
151 {
152     kadm5_ret_t ret;
153     hdb_entry_ex ent;
154     kadm5_server_context *context = server_handle;
155 
156     ret = create_principal(context, princ, mask, &ent,
157 			   KADM5_PRINCIPAL,
158 			   KADM5_LAST_PWD_CHANGE | KADM5_MOD_TIME
159 			   | KADM5_MOD_NAME | KADM5_MKVNO
160 			   | KADM5_AUX_ATTRIBUTES | KADM5_KEY_DATA
161 			   | KADM5_POLICY_CLR | KADM5_LAST_SUCCESS
162 			   | KADM5_LAST_FAILED | KADM5_FAIL_AUTH_COUNT);
163     if(ret)
164 	goto out;
165 
166     if ((mask & KADM5_KVNO) == 0)
167 	ent.entry.kvno = 1;
168 
169     ent.entry.keys.len = 0;
170     ent.entry.keys.val = NULL;
171 
172     ret = _kadm5_set_keys(context, &ent.entry, password);
173     if (ret)
174 	goto out;
175 
176     ret = hdb_seal_keys(context->context, context->db, &ent.entry);
177     if (ret)
178 	goto out;
179 
180     ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
181     if(ret)
182 	goto out;
183     ret = context->db->hdb_store(context->context, context->db, 0, &ent);
184     context->db->hdb_close(context->context, context->db);
185     if (ret)
186 	goto out;
187 
188     kadm5_log_create (context, &ent.entry);
189 
190  out:
191     hdb_free_entry(context->context, &ent);
192     return _kadm5_error_code(ret);
193 }
194 
195