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      ret = context->db->hdb_fetch_kvno(context->context, context->db, princ,
54  				      HDB_F_DECRYPT|HDB_F_GET_ANY|HDB_F_ADMIN_DATA, 0, &ent);
55      if(ret == HDB_ERR_NOENTRY)
56  	goto out;
57      if(ent.entry.flags.immutable) {
58  	ret = KADM5_PROTECT_PRINCIPAL;
59  	goto out2;
60      }
61  
62      ret = hdb_seal_keys(context->context, context->db, &ent.entry);
63      if (ret)
64  	goto out2;
65  
66      ret = context->db->hdb_remove(context->context, context->db, princ);
67      if (ret)
68  	goto out2;
69  
70      kadm5_log_delete (context, princ);
71  
72  out2:
73      hdb_free_entry(context->context, &ent);
74  out:
75      if (!context->keep_open)
76  	context->db->hdb_close(context->context, context->db);
77      return _kadm5_error_code(ret);
78  }