3 * Copyright 1998-2007 The OpenLDAP Foundation.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted only as authorized by the OpenLDAP
10 * A copy of this license is available in the file LICENSE in the
11 * top-level directory of the distribution or, alternatively, at
12 * <http://www.OpenLDAP.org/license.html>.
18 #include <lber_pvt.h> /* BER_BVC definition */
20 #include <ldap_pvt_thread.h>
21 #include <ac/string.h>
22 #include <ac/unistd.h>
26 static LUTIL_PASSWD_CHK_FUNC chk_radius;
27 static const struct berval scheme = BER_BVC("{RADIUS}");
28 static char *config_filename;
29 static ldap_pvt_thread_mutex_t libradius_mutex;
33 const struct berval *sc,
34 const struct berval *passwd,
35 const struct berval *cred,
39 int rc = LUTIL_PASSWD_ERR;
41 struct rad_handle *h = NULL;
43 for ( i = 0; i < cred->bv_len; i++ ) {
44 if ( cred->bv_val[ i ] == '\0' ) {
45 return LUTIL_PASSWD_ERR; /* NUL character in cred */
49 if ( cred->bv_val[ i ] != '\0' ) {
50 return LUTIL_PASSWD_ERR; /* cred must behave like a string */
53 for ( i = 0; i < passwd->bv_len; i++ ) {
54 if ( passwd->bv_val[ i ] == '\0' ) {
55 return LUTIL_PASSWD_ERR; /* NUL character in password */
59 if ( passwd->bv_val[ i ] != '\0' ) {
60 return LUTIL_PASSWD_ERR; /* passwd must behave like a string */
63 ldap_pvt_thread_mutex_lock( &libradius_mutex );
67 ldap_pvt_thread_mutex_unlock( &libradius_mutex );
68 return LUTIL_PASSWD_ERR;
71 if ( rad_config( h, config_filename ) != 0 ) {
75 if ( rad_create_request( h, RAD_ACCESS_REQUEST ) ) {
79 if ( rad_put_string( h, RAD_USER_NAME, passwd->bv_val ) != 0 ) {
83 if ( rad_put_string( h, RAD_USER_PASSWORD, cred->bv_val ) != 0 ) {
87 switch ( rad_send_request( h ) ) {
88 case RAD_ACCESS_ACCEPT:
92 case RAD_ACCESS_REJECT:
93 rc = LUTIL_PASSWD_ERR;
96 case RAD_ACCESS_CHALLENGE:
97 rc = LUTIL_PASSWD_ERR;
101 /* no valid response is received */
108 ldap_pvt_thread_mutex_unlock( &libradius_mutex );
115 return ldap_pvt_thread_mutex_destroy( &libradius_mutex );
119 init_module( int argc, char *argv[] )
123 for ( i = 0; i < argc; i++ ) {
124 if ( strncasecmp( argv[ i ], "config=", STRLENOF( "config=" ) ) == 0 ) {
125 /* FIXME: what if multiple loads of same module?
126 * does it make sense (e.g. override an existing one)? */
127 if ( config_filename == NULL ) {
128 config_filename = ber_strdup( &argv[ i ][ STRLENOF( "config=" ) ] );
132 fprintf( stderr, "init_module(radius): unknown arg#%d=\"%s\".\n",
138 ldap_pvt_thread_mutex_init( &libradius_mutex );
140 return lutil_passwd_add( (struct berval *)&scheme, chk_radius, NULL );