mod_authn_default.c [plain text]
#include "apr_strings.h"
#define APR_WANT_STRFUNC
#include "apr_want.h"
#include "ap_config.h"
#include "httpd.h"
#include "http_config.h"
#include "http_core.h"
#include "http_log.h"
#include "http_protocol.h"
#include "http_request.h"
typedef struct {
int authoritative;
} authn_default_config_rec;
static void *create_authn_default_dir_config(apr_pool_t *p, char *d)
{
authn_default_config_rec *conf = apr_palloc(p, sizeof(*conf));
conf->authoritative = 1;
return conf;
}
static const command_rec authn_default_cmds[] =
{
AP_INIT_FLAG("AuthDefaultAuthoritative", ap_set_flag_slot,
(void *)APR_OFFSETOF(authn_default_config_rec,
authoritative),
OR_AUTHCFG,
"Set to 'Off' to allow access control to be passed along to "
"lower modules if the UserID is not known to this module. "
"(default is On)."),
{NULL}
};
module AP_MODULE_DECLARE_DATA authn_default_module;
static int authenticate_no_user(request_rec *r)
{
authn_default_config_rec *conf = ap_get_module_config(r->per_dir_config,
&authn_default_module);
const char *type;
if (!(type = ap_auth_type(r))) {
return DECLINED;
}
if (!strcasecmp(type, "Basic")) {
const char *sent_pw;
int res;
if ((res = ap_get_basic_auth_pw(r, &sent_pw)) != OK) {
return res;
}
}
if (conf->authoritative == 0) {
return DECLINED;
}
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r,
"access to %s failed, reason: verification of user id '%s' "
"not configured",
r->uri, r->user ? r->user : "<null>");
ap_note_auth_failure(r);
return HTTP_UNAUTHORIZED;
}
static void register_hooks(apr_pool_t *p)
{
ap_hook_check_user_id(authenticate_no_user,NULL,NULL,APR_HOOK_LAST);
}
module AP_MODULE_DECLARE_DATA authn_default_module =
{
STANDARD20_MODULE_STUFF,
create_authn_default_dir_config,
NULL,
NULL,
NULL,
authn_default_cmds,
register_hooks
};