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/*
Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com>
This file is part of GlusterFS.
GlusterFS is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation; either version 3 of the License,
or (at your option) any later version.
GlusterFS is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see
<http://www.gnu.org/licenses/>.
*/
#ifndef _CONFIG_H
#define _CONFIG_H
#include "config.h"
#endif
#include <fnmatch.h>
#include "authenticate.h"
auth_result_t gf_auth (dict_t *input_params, dict_t *config_params)
{
auth_result_t result = AUTH_DONT_CARE;
int ret = 0;
data_t *allow_user = NULL;
data_t *username_data = NULL;
data_t *passwd_data = NULL;
data_t *password_data = NULL;
char *username = NULL;
char *password = NULL;
char *brick_name = NULL;
char *searchstr = NULL;
char *username_str = NULL;
char *tmp = NULL;
char *username_cpy = NULL;
username_data = dict_get (input_params, "username");
if (!username_data) {
gf_log ("auth/login", GF_LOG_DEBUG,
"username not found, returning DONT-CARE");
goto out;
}
username = data_to_str (username_data);
password_data = dict_get (input_params, "password");
if (!password_data) {
gf_log ("auth/login", GF_LOG_WARNING,
"password not found, returning DONT-CARE");
goto out;
}
password = data_to_str (password_data);
brick_name = data_to_str (dict_get (input_params, "remote-subvolume"));
if (!brick_name) {
gf_log ("auth/login", GF_LOG_ERROR,
"remote-subvolume not specified");
result = AUTH_REJECT;
goto out;
}
ret = gf_asprintf (&searchstr, "auth.login.%s.allow", brick_name);
if (-1 == ret) {
gf_log ("auth/login", GF_LOG_WARNING,
"asprintf failed while setting search string, "
"returning DONT-CARE");
goto out;
}
allow_user = dict_get (config_params, searchstr);
GF_FREE (searchstr);
if (allow_user) {
username_cpy = gf_strdup (allow_user->data);
if (!username_cpy)
goto out;
username_str = strtok_r (username_cpy, " ,", &tmp);
while (username_str) {
if (!fnmatch (username_str, username, 0)) {
ret = gf_asprintf (&searchstr,
"auth.login.%s.password",
username);
if (-1 == ret) {
gf_log ("auth/login", GF_LOG_WARNING,
"asprintf failed while setting search string");
goto out;
}
passwd_data = dict_get (config_params, searchstr);
GF_FREE (searchstr);
if (!passwd_data) {
gf_log ("auth/login", GF_LOG_ERROR,
"wrong username/password combination");
result = AUTH_REJECT;
goto out;
}
result = !((strcmp (data_to_str (passwd_data),
password)) ?
AUTH_ACCEPT :
AUTH_REJECT);
if (result == AUTH_REJECT)
gf_log ("auth/login", GF_LOG_ERROR,
"wrong password for user %s",
username);
break;
}
username_str = strtok_r (NULL, " ,", &tmp);
}
}
out:
if (username_cpy)
GF_FREE (username_cpy);
return result;
}
struct volume_options options[] = {
{ .key = {"auth.login.*.allow"},
.type = GF_OPTION_TYPE_ANY
},
{ .key = {"auth.login.*.password"},
.type = GF_OPTION_TYPE_ANY
},
{ .key = {NULL} }
};
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