1 /* Licensed to the Apache Software Foundation (ASF) under one or more
2 * contributor license agreements. See the NOTICE file distributed with
3 * this work for additional information regarding copyright ownership.
4 * The ASF licenses this file to You under the Apache License, Version 2.0
5 * (the "License"); you may not use this file except in compliance with
6 * the License. You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #include "apr_strings.h"
18 #include "apr_md5.h" /* for apr_password_validate */
20 #include "ap_config.h"
22 #include "http_config.h"
23 #include "http_core.h"
25 #include "http_protocol.h"
26 #include "http_request.h"
33 } authz_default_config_rec;
35 static void *create_authz_default_dir_config(apr_pool_t *p, char *d)
37 authz_default_config_rec *conf = apr_palloc(p, sizeof(*conf));
39 conf->authoritative = 1; /* keep the fortress secure by default */
43 static const command_rec authz_default_cmds[] =
45 AP_INIT_FLAG("AuthzDefaultAuthoritative", ap_set_flag_slot,
46 (void *)APR_OFFSETOF(authz_default_config_rec, authoritative),
48 "Set to 'Off' to allow access control to be passed along to "
49 "lower modules. (default is On.)"),
53 module AP_MODULE_DECLARE_DATA authz_default_module;
55 static int check_user_access(request_rec *r)
57 authz_default_config_rec *conf = ap_get_module_config(r->per_dir_config,
58 &authz_default_module);
60 /* If we got here and there isn't any authz required, assume access is OK */
61 if (!ap_some_auth_required(r)) {
65 if (!(conf->authoritative)) {
69 /* if we aren't authoritative, any require directive could be
70 * considered valid even if noone groked it. However, if we are
71 * authoritative, we can warn the user they did something wrong.
73 * That something could be a missing "AuthAuthoritative off", but
74 * more likely is a typo in the require directive.
76 ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r,
77 "access to %s failed, reason: require directives "
78 "present and no Authoritative handler.", r->uri);
80 ap_note_auth_failure(r);
81 return HTTP_UNAUTHORIZED;
84 static void register_hooks(apr_pool_t *p)
86 ap_hook_check_authz(check_user_access, NULL, NULL, APR_HOOK_LAST,
87 AP_AUTH_INTERNAL_PER_CONF);
90 module AP_MODULE_DECLARE_DATA authz_default_module =
92 STANDARD20_MODULE_STUFF,
93 create_authz_default_dir_config, /* dir config creater */
94 NULL, /* dir merger --- default is to override */
95 NULL, /* server config */
96 NULL, /* merge server config */
97 authz_default_cmds, /* command apr_table_t */
98 register_hooks /* register hooks */