crypto/external/bsd/heimdal/dist/lib/kadm5/create_s.c

   1 /*      $NetBSD: create_s.c,v 1.1.1.2 2014/04/24 12:45:48 pettai 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");
  39
  40 static kadm5_ret_t
  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
  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     if((mask & required_mask) != required_mask)
  71         return KADM5_BAD_MASK;
  72     if((mask & forbidden_mask))
  73         return KADM5_BAD_MASK;
  74     if((mask & KADM5_POLICY) && strcmp(princ->policy, "default"))
  75         /* XXX no real policies for now */
  76         return KADM5_UNK_POLICY;
  77     memset(ent, 0, sizeof(*ent));
  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
 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     ret = create_principal(context, princ, mask, &ent,
 117                            KADM5_PRINCIPAL | KADM5_KEY_DATA,
 118                            KADM5_LAST_PWD_CHANGE | KADM5_MOD_TIME
 119                            | KADM5_MOD_NAME | KADM5_MKVNO
 120                            | KADM5_AUX_ATTRIBUTES
 121                            | KADM5_POLICY_CLR | KADM5_LAST_SUCCESS
 122                            | KADM5_LAST_FAILED | KADM5_FAIL_AUTH_COUNT);
 123     if(ret)
 124         goto out;
 125
 126     if ((mask & KADM5_KVNO) == 0)
 127         ent.entry.kvno = 1;
 128
 129     ret = hdb_seal_keys(context->context, context->db, &ent.entry);
 130     if (ret)
 131         goto out;
 132
 133     ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
 134     if(ret)
 135         goto out;
 136     ret = context->db->hdb_store(context->context, context->db, 0, &ent);
 137     context->db->hdb_close(context->context, context->db);
 138     if (ret)
 139         goto out;
 140     kadm5_log_create (context, &ent.entry);
 141
 142 out:
 143     hdb_free_entry(context->context, &ent);
 144     return _kadm5_error_code(ret);
 145 }
 146
 147
 148 kadm5_ret_t
 149 kadm5_s_create_principal(void *server_handle,
 150                          kadm5_principal_ent_t princ,
 151                          uint32_t mask,
 152                          const char *password)
 153 {
 154     kadm5_ret_t ret;
 155     hdb_entry_ex ent;
 156     kadm5_server_context *context = server_handle;
 157
 158     ret = create_principal(context, princ, mask, &ent,
 159                            KADM5_PRINCIPAL,
 160                            KADM5_LAST_PWD_CHANGE | KADM5_MOD_TIME
 161                            | KADM5_MOD_NAME | KADM5_MKVNO
 162                            | KADM5_AUX_ATTRIBUTES | KADM5_KEY_DATA
 163                            | KADM5_POLICY_CLR | KADM5_LAST_SUCCESS
 164                            | KADM5_LAST_FAILED | KADM5_FAIL_AUTH_COUNT);
 165     if(ret)
 166         goto out;
 167
 168     if ((mask & KADM5_KVNO) == 0)
 169         ent.entry.kvno = 1;
 170
 171     ent.entry.keys.len = 0;
 172     ent.entry.keys.val = NULL;
 173
 174     ret = _kadm5_set_keys(context, &ent.entry, password);
 175     if (ret)
 176         goto out;
 177
 178     ret = hdb_seal_keys(context->context, context->db, &ent.entry);
 179     if (ret)
 180         goto out;
 181
 182     ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
 183     if(ret)
 184         goto out;
 185     ret = context->db->hdb_store(context->context, context->db, 0, &ent);
 186     context->db->hdb_close(context->context, context->db);
 187     if (ret)
 188         goto out;
 189
 190     kadm5_log_create (context, &ent.entry);
 191
 192  out:
 193     hdb_free_entry(context->context, &ent);
 194     return _kadm5_error_code(ret);
 195 }
 196