lib/kadm5/delete_s.c

   1 /*
   2  * Copyright (c) 1997 - 2001, 2003, 2005 - 2006 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 kadm5_ret_t
  39 kadm5_s_delete_principal(void *server_handle, krb5_principal princ)
  40 {
  41     kadm5_server_context *context = server_handle;
  42     kadm5_ret_t ret;
  43     hdb_entry_ex ent;
  44
  45     memset(&ent, 0, sizeof(ent));
  46     if (!context->keep_open) {
  47         ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
  48         if(ret) {
  49             krb5_warn(context->context, ret, "opening database");
  50             return ret;
  51         }
  52     }
  53
  54     ret = kadm5_log_init(context);
  55     if (ret)
  56         goto out;
  57
  58     ret = context->db->hdb_fetch_kvno(context->context, context->db, princ,
  59                                       HDB_F_DECRYPT|HDB_F_GET_ANY|HDB_F_ADMIN_DATA, 0, &ent);
  60     if (ret == HDB_ERR_NOENTRY)
  61         goto out2;
  62     if (ent.entry.flags.immutable) {
  63         ret = KADM5_PROTECT_PRINCIPAL;
  64         goto out3;
  65     }
  66
  67     ret = hdb_seal_keys(context->context, context->db, &ent.entry);
  68     if (ret)
  69         goto out3;
  70
  71     /* This logs the change for iprop and writes to the HDB */
  72     ret = kadm5_log_delete(context, princ);
  73
  74  out3:
  75     hdb_free_entry(context->context, &ent);
  76  out2:
  77     (void) kadm5_log_end(context);
  78  out:
  79     if (!context->keep_open) {
  80         kadm5_ret_t ret2;
  81         ret2 = context->db->hdb_close(context->context, context->db);
  82         if (ret == 0 && ret2 != 0)
  83             ret = ret2;
  84     }
  85     return _kadm5_error_code(ret);
  86 }