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

   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("$Heimdal: create_s.c 20607 2007-05-08 07:11:11Z lha $"
  37         "$NetBSD$");
  38
  39 static kadm5_ret_t
  40 get_default(kadm5_server_context *context, krb5_principal princ,
  41             kadm5_principal_ent_t def)
  42 {
  43     kadm5_ret_t ret;
  44     krb5_principal def_principal;
  45     krb5_realm *realm = krb5_princ_realm(context->context, princ);
  46
  47     ret = krb5_make_principal(context->context, &def_principal,
  48                               *realm, "default", NULL);
  49     if (ret)
  50         return ret;
  51     ret = kadm5_s_get_principal(context, def_principal, def,
  52                                 KADM5_PRINCIPAL_NORMAL_MASK);
  53     krb5_free_principal (context->context, def_principal);
  54     return ret;
  55 }
  56
  57 static kadm5_ret_t
  58 create_principal(kadm5_server_context *context,
  59                  kadm5_principal_ent_t princ,
  60                  uint32_t mask,
  61                  hdb_entry_ex *ent,
  62                  uint32_t required_mask,
  63                  uint32_t forbidden_mask)
  64 {
  65     kadm5_ret_t ret;
  66     kadm5_principal_ent_rec defrec, *defent;
  67     uint32_t def_mask;
  68
  69     if((mask & required_mask) != required_mask)
  70         return KADM5_BAD_MASK;
  71     if((mask & forbidden_mask))
  72         return KADM5_BAD_MASK;
  73     if((mask & KADM5_POLICY) && strcmp(princ->policy, "default"))
  74         /* XXX no real policies for now */
  75         return KADM5_UNK_POLICY;
  76     memset(ent, 0, sizeof(*ent));
  77     ret  = krb5_copy_principal(context->context, princ->principal,
  78                                &ent->entry.principal);
  79     if(ret)
  80         return ret;
  81
  82     defent = &defrec;
  83     ret = get_default(context, princ->principal, defent);
  84     if(ret) {
  85         defent   = NULL;
  86         def_mask = 0;
  87     } else {
  88         def_mask = KADM5_ATTRIBUTES | KADM5_MAX_LIFE | KADM5_MAX_RLIFE;
  89     }
  90
  91     ret = _kadm5_setup_entry(context,
  92                              ent, mask | def_mask,
  93                              princ, mask,
  94                              defent, def_mask);
  95     if(defent)
  96         kadm5_free_principal_ent(context, defent);
  97
  98     ent->entry.created_by.time = time(NULL);
  99     ret = krb5_copy_principal(context->context, context->caller,
 100                               &ent->entry.created_by.principal);
 101
 102     return ret;
 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