1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
/*
Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com>
This file is part of GlusterFS.
This file is licensed to you under your choice of the GNU Lesser
General Public License, version 3 or any later version (LGPLv3 or
later), or the GNU General Public License, version 2 (GPLv2), in all
cases as published by the Free Software Foundation.
*/
#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;
gf_boolean_t using_ssl = _gf_false;
username_data = dict_get (input_params, "ssl-name");
if (username_data) {
gf_log ("auth/login", GF_LOG_INFO,
"connecting user name: %s", username_data->data);
using_ssl = _gf_true;
result = AUTH_REJECT;
}
else {
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;
}
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);
}
username = data_to_str (username_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.%s", brick_name,
using_ssl ? "ssl-allow" : "allow");
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) {
gf_log ("auth/login", GF_LOG_INFO,
"allowed user names: %s", allow_user->data);
username_cpy = gf_strdup (allow_user->data);
if (!username_cpy)
goto out;
username_str = strtok_r (username_cpy, " ,", &tmp);
/*
* We have to match a user's *authenticated* name to one in the
* list. If we're using SSL, they're already authenticated.
* Otherwise, they need a matching password to complete the
* process.
*/
while (username_str) {
if (!fnmatch (username_str, username, 0)) {
if (using_ssl) {
result = AUTH_ACCEPT;
break;
}
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:
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} }
};
|
