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("$Id$");
  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     memset(ent, 0, sizeof(*ent));
  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     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     if ((mask & KADM5_KVNO) == 0) {
 115         /* create_principal() through _kadm5_setup_entry(), will need this */
 116         princ->kvno = 1;
 117         mask |= KADM5_KVNO;
 118     }
 119
 120     ret = create_principal(context, princ, mask, &ent,
 121                            KADM5_PRINCIPAL | KADM5_KEY_DATA,
 122                            KADM5_LAST_PWD_CHANGE | KADM5_MOD_TIME
 123                            | KADM5_MOD_NAME | KADM5_MKVNO
 124                            | KADM5_AUX_ATTRIBUTES
 125                            | KADM5_POLICY_CLR | KADM5_LAST_SUCCESS
 126                            | KADM5_LAST_FAILED | KADM5_FAIL_AUTH_COUNT);
 127     if (ret)
 128         return ret;
 129
 130     if (!context->keep_open) {
 131         ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
 132         if (ret) {
 133             hdb_free_entry(context->context, &ent);
 134             return ret;
 135         }
 136     }
 137
 138     ret = kadm5_log_init(context);
 139     if (ret)
 140         goto out;
 141
 142     ret = hdb_seal_keys(context->context, context->db, &ent.entry);
 143     if (ret)
 144         goto out2;
 145
 146     /* This logs the change for iprop and writes to the HDB */
 147     ret = kadm5_log_create(context, &ent.entry);
 148
 149  out2:
 150     (void) kadm5_log_end(context);
 151  out:
 152     if (!context->keep_open) {
 153         kadm5_ret_t ret2;
 154         ret2 = context->db->hdb_close(context->context, context->db);
 155         if (ret == 0 && ret2 != 0)
 156             ret = ret2;
 157     }
 158     hdb_free_entry(context->context, &ent);
 159     return _kadm5_error_code(ret);
 160 }
 161
 162
 163 kadm5_ret_t
 164 kadm5_s_create_principal(void *server_handle,
 165                          kadm5_principal_ent_t princ,
 166                          uint32_t mask,
 167                          int n_ks_tuple,
 168                          krb5_key_salt_tuple *ks_tuple,
 169                          const char *password)
 170 {
 171     kadm5_ret_t ret;
 172     hdb_entry_ex ent;
 173     kadm5_server_context *context = server_handle;
 174
 175     if ((mask & KADM5_KVNO) == 0) {
 176         /* create_principal() through _kadm5_setup_entry(), will need this */
 177         princ->kvno = 1;
 178         mask |= KADM5_KVNO;
 179     }
 180
 181     ret = create_principal(context, princ, mask, &ent,
 182                            KADM5_PRINCIPAL,
 183                            KADM5_LAST_PWD_CHANGE | KADM5_MOD_TIME
 184                            | KADM5_MOD_NAME | KADM5_MKVNO
 185                            | KADM5_AUX_ATTRIBUTES | KADM5_KEY_DATA
 186                            | KADM5_POLICY_CLR | KADM5_LAST_SUCCESS
 187                            | KADM5_LAST_FAILED | KADM5_FAIL_AUTH_COUNT);
 188     if (ret)
 189         return ret;
 190
 191     if (!context->keep_open) {
 192         ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
 193         if (ret) {
 194             hdb_free_entry(context->context, &ent);
 195             return ret;
 196         }
 197     }
 198
 199     ret = kadm5_log_init(context);
 200     if (ret)
 201         goto out;
 202
 203     ent.entry.keys.len = 0;
 204     ent.entry.keys.val = NULL;
 205
 206     ret = _kadm5_set_keys(context, &ent.entry, n_ks_tuple, ks_tuple, password);
 207     if (ret)
 208         goto out2;
 209
 210     ret = hdb_seal_keys(context->context, context->db, &ent.entry);
 211     if (ret)
 212         goto out2;
 213
 214     /* This logs the change for iprop and writes to the HDB */
 215     ret = kadm5_log_create(context, &ent.entry);
 216
 217  out2:
 218     (void) kadm5_log_end(context);
 219  out:
 220     if (!context->keep_open) {
 221         kadm5_ret_t ret2;
 222         ret2 = context->db->hdb_close(context->context, context->db);
 223         if (ret == 0 && ret2 != 0)
 224             ret = ret2;
 225     }
 226     hdb_free_entry(context->context, &ent);
 227     return _kadm5_error_code(ret);
 228 }
 229