1 /* $NetBSD: delete_s.c,v 1.2 2017/01/28 21:31:49 christos Exp $ */
2
3 /*
4 * Copyright (c) 1997 - 2001, 2003, 2005 - 2006 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: delete_s.c,v 1.2 2017/01/28 21:31:49 christos Exp $");
39
40 kadm5_ret_t
kadm5_s_delete_principal(void * server_handle,krb5_principal princ)41 kadm5_s_delete_principal(void *server_handle, krb5_principal princ)
42 {
43 kadm5_server_context *context = server_handle;
44 kadm5_ret_t ret;
45 hdb_entry_ex ent;
46
47 memset(&ent, 0, sizeof(ent));
48 if (!context->keep_open) {
49 ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
50 if(ret) {
51 krb5_warn(context->context, ret, "opening database");
52 return ret;
53 }
54 }
55
56 ret = kadm5_log_init(context);
57 if (ret)
58 goto out;
59
60 ret = context->db->hdb_fetch_kvno(context->context, context->db, princ,
61 HDB_F_DECRYPT|HDB_F_GET_ANY|HDB_F_ADMIN_DATA, 0, &ent);
62 if (ret == HDB_ERR_NOENTRY)
63 goto out2;
64 if (ent.entry.flags.immutable) {
65 ret = KADM5_PROTECT_PRINCIPAL;
66 goto out3;
67 }
68
69 ret = hdb_seal_keys(context->context, context->db, &ent.entry);
70 if (ret)
71 goto out3;
72
73 /* This logs the change for iprop and writes to the HDB */
74 ret = kadm5_log_delete(context, princ);
75
76 out3:
77 hdb_free_entry(context->context, &ent);
78 out2:
79 (void) kadm5_log_end(context);
80 out:
81 if (!context->keep_open) {
82 kadm5_ret_t ret2;
83 ret2 = context->db->hdb_close(context->context, context->db);
84 if (ret == 0 && ret2 != 0)
85 ret = ret2;
86 }
87 return _kadm5_error_code(ret);
88 }
89