2 * Copyright (c) 2005 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
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.
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.
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
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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
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30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * Check database for strange configurations on default principals
38 #include "kadmin_locl.h"
39 #include "kadmin-commands.h"
42 get_check_entry(const char *name, kadm5_principal_ent_rec *ent)
45 krb5_principal principal;
47 ret = krb5_parse_name(context, name, &principal);
49 krb5_warn(context, ret, "krb5_unparse_name: %s", name);
53 memset(ent, 0, sizeof(*ent));
54 ret = kadm5_get_principal(kadm_handle, principal, ent, 0);
55 krb5_free_principal(context, principal);
64 do_check_entry(krb5_principal principal, void *data)
67 kadm5_principal_ent_rec princ;
71 ret = krb5_unparse_name(context, principal, &name);
75 memset (&princ, 0, sizeof(princ));
76 ret = kadm5_get_principal(kadm_handle, principal, &princ,
77 KADM5_PRINCIPAL | KADM5_KEY_DATA);
79 krb5_warn(context, ret, "Failed to get principal: %s", name);
84 for (i = 0; i < princ.n_key_data; i++) {
86 ret = krb5_enctype_keysize(context,
87 princ.key_data[i].key_data_type[0],
89 if (ret == 0 && keysize != (size_t)princ.key_data[i].key_data_length[0]) {
91 "Principal %s enctype %d, wrong length: %lu\n",
92 name, princ.key_data[i].key_data_type[0],
93 (unsigned long)princ.key_data[i].key_data_length);
98 kadm5_free_principal_ent(kadm_handle, &princ);
104 check(void *opt, int argc, char **argv)
106 kadm5_principal_ent_rec ent;
108 char *realm = NULL, *p, *p2;
112 ret = krb5_get_default_realm(context, &realm);
114 krb5_warn(context, ret, "krb5_get_default_realm");
118 realm = strdup(argv[0]);
120 krb5_warnx(context, "malloc");
126 * Check krbtgt/REALM@REALM
128 * For now, just check existance
131 if (asprintf(&p, "%s/%s@%s", KRB5_TGS_NAME, realm, realm) == -1) {
132 krb5_warn(context, errno, "asprintf");
136 ret = get_check_entry(p, &ent);
138 printf("%s doesn't exist, are you sure %s is a realm in your database",
145 kadm5_free_principal_ent(kadm_handle, &ent);
148 * Check kadmin/admin@REALM
151 if (asprintf(&p, "kadmin/admin@%s", realm) == -1) {
152 krb5_warn(context, errno, "asprintf");
156 ret = get_check_entry(p, &ent);
158 printf("%s doesn't exist, "
159 "there is no way to do remote administration", p);
165 kadm5_free_principal_ent(kadm_handle, &ent);
168 * Check kadmin/changepw@REALM
171 if (asprintf(&p, "kadmin/changepw@%s", realm) == -1) {
172 krb5_warn(context, errno, "asprintf");
176 ret = get_check_entry(p, &ent);
178 printf("%s doesn't exist, "
179 "there is no way to do change password", p);
185 kadm5_free_principal_ent(kadm_handle, &ent);
188 * Check for duplicate afs keys
193 krb5_warn(context, errno, "malloc");
198 if (asprintf(&p, "afs/%s@%s", p2, realm) == -1) {
199 krb5_warn(context, errno, "asprintf");
205 ret = get_check_entry(p, &ent);
208 kadm5_free_principal_ent(kadm_handle, &ent);
213 if (asprintf(&p, "afs@%s", realm) == -1) {
214 krb5_warn(context, errno, "asprintf");
218 ret = get_check_entry(p, &ent);
221 kadm5_free_principal_ent(kadm_handle, &ent);
223 krb5_warnx(context, "afs@REALM and afs/cellname@REALM both exists");
228 foreach_principal("*", do_check_entry, "check", NULL);