source: heimdal/trunk/kdc/default_config.c@ 5

Last change on this file since 5 was 1, checked in by Paul Smedley, 10 years ago

Initial commit of Heimdal 1.5.3
File size: 8.7 KB
Line 
1/*
2 * Copyright (c) 1997-2007 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
5 *
6 * Portions Copyright (c) 2009 Apple Inc. 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 "kdc_locl.h"
37#include <getarg.h>
38#include <parse_bytes.h>
39
40krb5_error_code
41krb5_kdc_get_config(krb5_context context, krb5_kdc_configuration **config)
42{
43 krb5_kdc_configuration *c;
44
45 c = calloc(1, sizeof(*c));
46 if (c == NULL) {
47 krb5_set_error_message(context, ENOMEM, "malloc: out of memory");
48 return ENOMEM;
49 }
50
51 c->require_preauth = TRUE;
52 c->kdc_warn_pwexpire = 0;
53 c->encode_as_rep_as_tgs_rep = FALSE;
54 c->tgt_use_strongest_session_key = FALSE;
55 c->preauth_use_strongest_session_key = FALSE;
56 c->svc_use_strongest_session_key = FALSE;
57 c->use_strongest_server_key = TRUE;
58 c->check_ticket_addresses = TRUE;
59 c->allow_null_ticket_addresses = TRUE;
60 c->allow_anonymous = FALSE;
61 c->trpolicy = TRPOLICY_ALWAYS_CHECK;
62 c->enable_pkinit = FALSE;
63 c->pkinit_princ_in_cert = TRUE;
64 c->pkinit_require_binding = TRUE;
65 c->db = NULL;
66 c->num_db = 0;
67 c->logf = NULL;
68
69 c->require_preauth =
70 krb5_config_get_bool_default(context, NULL,
71 c->require_preauth,
72 "kdc", "require-preauth", NULL);
73#ifdef DIGEST
74 c->enable_digest =
75 krb5_config_get_bool_default(context, NULL,
76 FALSE,
77 "kdc", "enable-digest", NULL);
78
79 {
80 const char *digests;
81
82 digests = krb5_config_get_string(context, NULL,
83 "kdc",
84 "digests_allowed", NULL);
85 if (digests == NULL)
86 digests = "ntlm-v2";
87 c->digests_allowed = parse_flags(digests,_kdc_digestunits, 0);
88 if (c->digests_allowed == -1) {
89 kdc_log(context, c, 0,
90 "unparsable digest units (%s), turning off digest",
91 digests);
92 c->enable_digest = 0;
93 } else if (c->digests_allowed == 0) {
94 kdc_log(context, c, 0,
95 "no digest enable, turning digest off",
96 digests);
97 c->enable_digest = 0;
98 }
99 }
100#endif
101
102#ifdef KX509
103 c->enable_kx509 =
104 krb5_config_get_bool_default(context, NULL,
105 FALSE,
106 "kdc", "enable-kx509", NULL);
107
108 if (c->enable_kx509) {
109 c->kx509_template =
110 krb5_config_get_string(context, NULL,
111 "kdc", "kx509_template", NULL);
112 c->kx509_ca =
113 krb5_config_get_string(context, NULL,
114 "kdc", "kx509_ca", NULL);
115 if (c->kx509_ca == NULL || c->kx509_template == NULL) {
116 kdc_log(context, c, 0,
117 "missing kx509 configuration, turning off");
118 c->enable_kx509 = FALSE;
119 }
120 }
121#endif
122
123 c->tgt_use_strongest_session_key =
124 krb5_config_get_bool_default(context, NULL,
125 c->tgt_use_strongest_session_key,
126 "kdc",
127 "tgt-use-strongest-session-key", NULL);
128 c->preauth_use_strongest_session_key =
129 krb5_config_get_bool_default(context, NULL,
130 c->preauth_use_strongest_session_key,
131 "kdc",
132 "preauth-use-strongest-session-key", NULL);
133 c->svc_use_strongest_session_key =
134 krb5_config_get_bool_default(context, NULL,
135 c->svc_use_strongest_session_key,
136 "kdc",
137 "svc-use-strongest-session-key", NULL);
138 c->use_strongest_server_key =
139 krb5_config_get_bool_default(context, NULL,
140 c->use_strongest_server_key,
141 "kdc",
142 "use-strongest-server-key", NULL);
143
144 c->check_ticket_addresses =
145 krb5_config_get_bool_default(context, NULL,
146 c->check_ticket_addresses,
147 "kdc",
148 "check-ticket-addresses", NULL);
149 c->allow_null_ticket_addresses =
150 krb5_config_get_bool_default(context, NULL,
151 c->allow_null_ticket_addresses,
152 "kdc",
153 "allow-null-ticket-addresses", NULL);
154
155 c->allow_anonymous =
156 krb5_config_get_bool_default(context, NULL,
157 c->allow_anonymous,
158 "kdc",
159 "allow-anonymous", NULL);
160
161 c->max_datagram_reply_length =
162 krb5_config_get_int_default(context,
163 NULL,
164 1400,
165 "kdc",
166 "max-kdc-datagram-reply-length",
167 NULL);
168
169 {
170 const char *trpolicy_str;
171
172 trpolicy_str =
173 krb5_config_get_string_default(context, NULL, "DEFAULT", "kdc",
174 "transited-policy", NULL);
175 if(strcasecmp(trpolicy_str, "always-check") == 0) {
176 c->trpolicy = TRPOLICY_ALWAYS_CHECK;
177 } else if(strcasecmp(trpolicy_str, "allow-per-principal") == 0) {
178 c->trpolicy = TRPOLICY_ALLOW_PER_PRINCIPAL;
179 } else if(strcasecmp(trpolicy_str, "always-honour-request") == 0) {
180 c->trpolicy = TRPOLICY_ALWAYS_HONOUR_REQUEST;
181 } else if(strcasecmp(trpolicy_str, "DEFAULT") == 0) {
182 /* default */
183 } else {
184 kdc_log(context, c, 0,
185 "unknown transited-policy: %s, "
186 "reverting to default (always-check)",
187 trpolicy_str);
188 }
189 }
190
191 c->encode_as_rep_as_tgs_rep =
192 krb5_config_get_bool_default(context, NULL,
193 c->encode_as_rep_as_tgs_rep,
194 "kdc",
195 "encode_as_rep_as_tgs_rep", NULL);
196
197 c->kdc_warn_pwexpire =
198 krb5_config_get_time_default (context, NULL,
199 c->kdc_warn_pwexpire,
200 "kdc", "kdc_warn_pwexpire", NULL);
201
202
203 c->enable_pkinit =
204 krb5_config_get_bool_default(context,
205 NULL,
206 c->enable_pkinit,
207 "kdc",
208 "enable-pkinit",
209 NULL);
210
211
212 c->pkinit_kdc_identity =
213 krb5_config_get_string(context, NULL,
214 "kdc", "pkinit_identity", NULL);
215 c->pkinit_kdc_anchors =
216 krb5_config_get_string(context, NULL,
217 "kdc", "pkinit_anchors", NULL);
218 c->pkinit_kdc_cert_pool =
219 krb5_config_get_strings(context, NULL,
220 "kdc", "pkinit_pool", NULL);
221 c->pkinit_kdc_revoke =
222 krb5_config_get_strings(context, NULL,
223 "kdc", "pkinit_revoke", NULL);
224 c->pkinit_kdc_ocsp_file =
225 krb5_config_get_string(context, NULL,
226 "kdc", "pkinit_kdc_ocsp", NULL);
227 c->pkinit_kdc_friendly_name =
228 krb5_config_get_string(context, NULL,
229 "kdc", "pkinit_kdc_friendly_name", NULL);
230 c->pkinit_princ_in_cert =
231 krb5_config_get_bool_default(context, NULL,
232 c->pkinit_princ_in_cert,
233 "kdc",
234 "pkinit_principal_in_certificate",
235 NULL);
236 c->pkinit_require_binding =
237 krb5_config_get_bool_default(context, NULL,
238 c->pkinit_require_binding,
239 "kdc",
240 "pkinit_win2k_require_binding",
241 NULL);
242 c->pkinit_dh_min_bits =
243 krb5_config_get_int_default(context, NULL,
244 0,
245 "kdc", "pkinit_dh_min_bits", NULL);
246
247 *config = c;
248
249 return 0;
250}
251
252krb5_error_code
253krb5_kdc_pkinit_config(krb5_context context, krb5_kdc_configuration *config)
254{
255#ifdef PKINIT
256#ifdef __APPLE__
257 config->enable_pkinit = 1;
258
259 if (config->pkinit_kdc_identity == NULL) {
260 if (config->pkinit_kdc_friendly_name == NULL)
261 config->pkinit_kdc_friendly_name =
262 strdup("O=System Identity,CN=com.apple.kerberos.kdc");
263 config->pkinit_kdc_identity = strdup("KEYCHAIN:");
264 }
265 if (config->pkinit_kdc_anchors == NULL)
266 config->pkinit_kdc_anchors = strdup("KEYCHAIN:");
267
268#endif /* __APPLE__ */
269
270 if (config->enable_pkinit) {
271 if (config->pkinit_kdc_identity == NULL)
272 krb5_errx(context, 1, "pkinit enabled but no identity");
273
274 if (config->pkinit_kdc_anchors == NULL)
275 krb5_errx(context, 1, "pkinit enabled but no X509 anchors");
276
277 krb5_kdc_pk_initialize(context, config,
278 config->pkinit_kdc_identity,
279 config->pkinit_kdc_anchors,
280 config->pkinit_kdc_cert_pool,
281 config->pkinit_kdc_revoke);
282
283 }
284
285 return 0;
286#endif /* PKINIT */
287}
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