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
|
/* Unix NT password database implementation, version 0.7.5.
*
* This program 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 2 of the License, or (at your option)
* any later version.
*
* This program 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, write to the Free Software Foundation, Inc., 675
* Mass Ave, Cambridge, MA 02139, USA.
*/
/* indicate the following groups are defined */
#define PAM_SM_ACCT
#include "includes.h"
#ifndef LINUX
/* This is only used in the Sun implementation. */
#include <security/pam_appl.h>
#endif /* LINUX */
#include <security/pam_modules.h>
#include "general.h"
#include "support.h"
/*
* pam_sm_acct_mgmt() verifies whether or not the account is disabled.
*
*/
int pam_sm_acct_mgmt( pam_handle_t *pamh, int flags,
int argc, const char **argv )
{
unsigned int ctrl;
int retval;
const char *name;
const char *p;
struct smb_passwd *smb_pwent = NULL;
extern BOOL in_client;
/* Samba initialization. */
setup_logging( "pam_smbpass", False );
charset_initialise();
in_client = True;
ctrl = set_ctrl( flags, argc, argv );
/* get the username */
retval = pam_get_user( pamh, &name, "Username: " );
if (retval != PAM_SUCCESS) {
if (on( SMB_DEBUG, ctrl )) {
_log_err( LOG_DEBUG, "acct: could not identify user" );
}
return retval;
}
if (on( SMB_DEBUG, ctrl )) {
_log_err( LOG_DEBUG, "acct: username [%s] obtained", name );
}
if (!initialize_password_db()) {
_log_err( LOG_ALERT, "Cannot access samba password database" );
return PAM_AUTHINFO_UNAVAIL;
}
/* Get the user's record. */
smb_pwent = getsmbpwnam( name );
if (!smb_pwent)
return PAM_USER_UNKNOWN;
if (smb_pwent->acct_ctrl & ACB_DISABLED) {
if (on( SMB_DEBUG, ctrl )) {
_log_err( LOG_DEBUG
, "acct: account %s is administratively disabled", name );
}
make_remark( pamh, ctrl, PAM_ERROR_MSG
, "Your account has been disabled; "
"please see your system administrator." );
return PAM_ACCT_EXPIRED;
}
/* TODO: support for expired passwords. */
return PAM_SUCCESS;
}
/* static module data */
#ifdef PAM_STATIC
struct pam_module _pam_smbpass_acct_modstruct = {
"pam_smbpass",
NULL,
NULL,
pam_sm_acct_mgmt,
NULL,
NULL,
NULL
};
#endif
|
