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"
19 #include "ap_config.h"
20 #include "ap_provider.h"
22 #include "http_config.h"
23 #include "http_core.h"
25 #include "http_protocol.h"
26 #include "http_request.h"
31 int dummy; /* just here to stop compiler warnings for now. */
32 } authz_user_config_rec;
34 static void *create_authz_user_dir_config(apr_pool_t *p, char *d)
36 authz_user_config_rec *conf = apr_palloc(p, sizeof(*conf));
41 static const command_rec authz_user_cmds[] =
46 module AP_MODULE_DECLARE_DATA authz_user_module;
48 static authz_status user_check_authorization(request_rec *r,
49 const char *require_args,
50 const void *parsed_require_args)
52 const char *err = NULL;
53 const ap_expr_info_t *expr = parsed_require_args;
59 return AUTHZ_DENIED_NO_USER;
62 require = ap_expr_str_exec(r, expr, &err);
64 ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, APLOGNO(02594)
65 "authz_user authorize: require user: Can't "
66 "evaluate require expression: %s", err);
71 while ((w = ap_getword_conf(r->pool, &t)) && w[0]) {
72 if (!strcmp(r->user, w)) {
77 ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, APLOGNO(01663)
78 "access to %s failed, reason: user '%s' does not meet "
79 "'require'ments for user to be allowed access",
85 static authz_status validuser_check_authorization(request_rec *r,
86 const char *require_line,
87 const void *parsed_require_line)
90 return AUTHZ_DENIED_NO_USER;
96 static const char *user_parse_config(cmd_parms *cmd, const char *require_line,
97 const void **parsed_require_line)
99 const char *expr_err = NULL;
100 ap_expr_info_t *expr;
102 expr = ap_expr_parse_cmd(cmd, require_line, AP_EXPR_FLAG_STRING_RESULT,
106 return apr_pstrcat(cmd->temp_pool,
107 "Cannot parse expression in require line: ",
110 *parsed_require_line = expr;
115 static const authz_provider authz_user_provider =
117 &user_check_authorization,
120 static const authz_provider authz_validuser_provider =
122 &validuser_check_authorization,
126 static void register_hooks(apr_pool_t *p)
128 ap_register_auth_provider(p, AUTHZ_PROVIDER_GROUP, "user",
129 AUTHZ_PROVIDER_VERSION,
130 &authz_user_provider, AP_AUTH_INTERNAL_PER_CONF);
131 ap_register_auth_provider(p, AUTHZ_PROVIDER_GROUP, "valid-user",
132 AUTHZ_PROVIDER_VERSION,
133 &authz_validuser_provider,
134 AP_AUTH_INTERNAL_PER_CONF);
137 AP_DECLARE_MODULE(authz_user) =
139 STANDARD20_MODULE_STUFF,
140 create_authz_user_dir_config, /* dir config creater */
141 NULL, /* dir merger --- default is to override */
142 NULL, /* server config */
143 NULL, /* merge server config */
144 authz_user_cmds, /* command apr_table_t */
145 register_hooks /* register hooks */