2003-02-22 01:48:03 +08:00
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/* $OpenLDAP$ */
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2003-11-26 15:16:36 +08:00
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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2008-01-08 08:19:56 +08:00
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* Copyright 1998-2008 The OpenLDAP Foundation.
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2003-11-26 15:16:36 +08:00
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in the file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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2003-02-22 01:48:03 +08:00
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/socket.h>
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#include <ac/stdlib.h>
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#include <ac/string.h>
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#include <ac/time.h>
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#include <ac/errno.h>
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#include <ac/ctype.h>
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2003-09-29 22:04:48 +08:00
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#include <ac/unistd.h>
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2003-02-22 01:48:03 +08:00
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2005-04-11 03:32:14 +08:00
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#ifdef HAVE_LIMITS_H
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#include <limits.h>
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#endif
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2003-02-22 01:48:03 +08:00
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#include "ldap-int.h"
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#ifdef HAVE_CYRUS_SASL
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2005-04-09 14:41:39 +08:00
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#ifdef HAVE_LIMITS_H
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#include <limits.h>
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#endif
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#ifndef INT_MAX
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#define INT_MAX 2147483647 /* 32 bit signed max */
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#endif
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2003-02-22 01:48:03 +08:00
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#ifdef LDAP_R_COMPILE
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ldap_pvt_thread_mutex_t ldap_int_sasl_mutex;
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#endif
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#ifdef HAVE_SASL_SASL_H
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#include <sasl/sasl.h>
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#else
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#include <sasl.h>
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#endif
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#if SASL_VERSION_MAJOR >= 2
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#define SASL_CONST const
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#else
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#define SASL_CONST
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#endif
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/*
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* Various Cyrus SASL related stuff.
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*/
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2004-01-24 11:33:44 +08:00
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static const sasl_callback_t client_callbacks[] = {
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#ifdef SASL_CB_GETREALM
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{ SASL_CB_GETREALM, NULL, NULL },
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#endif
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{ SASL_CB_USER, NULL, NULL },
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{ SASL_CB_AUTHNAME, NULL, NULL },
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{ SASL_CB_PASS, NULL, NULL },
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{ SASL_CB_ECHOPROMPT, NULL, NULL },
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{ SASL_CB_NOECHOPROMPT, NULL, NULL },
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{ SASL_CB_LIST_END, NULL, NULL }
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};
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2003-02-22 01:48:03 +08:00
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int ldap_int_sasl_init( void )
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{
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/* XXX not threadsafe */
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static int sasl_initialized = 0;
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#ifdef HAVE_SASL_VERSION
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2003-09-12 08:54:21 +08:00
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/* stringify the version number, sasl.h doesn't do it for us */
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#define VSTR0(maj, min, pat) #maj "." #min "." #pat
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#define VSTR(maj, min, pat) VSTR0(maj, min, pat)
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#define SASL_VERSION_STRING VSTR(SASL_VERSION_MAJOR, SASL_VERSION_MINOR, \
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SASL_VERSION_STEP)
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2003-02-22 01:48:03 +08:00
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{ int rc;
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sasl_version( NULL, &rc );
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if ( ((rc >> 16) != ((SASL_VERSION_MAJOR << 8)|SASL_VERSION_MINOR)) ||
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(rc & 0xffff) < SASL_VERSION_STEP) {
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2003-09-12 08:54:21 +08:00
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char version[sizeof("xxx.xxx.xxxxx")];
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2003-09-19 08:49:33 +08:00
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sprintf( version, "%u.%d.%d", (unsigned)rc >> 24, (rc >> 16) & 0xff,
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2003-09-12 08:54:21 +08:00
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rc & 0xffff );
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2003-02-22 01:48:03 +08:00
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Debug( LDAP_DEBUG_ANY,
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2003-09-12 08:54:21 +08:00
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"ldap_int_sasl_init: SASL library version mismatch:"
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" expected " SASL_VERSION_STRING ","
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" got %s\n", version, 0, 0 );
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2003-02-22 01:48:03 +08:00
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return -1;
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}
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}
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#endif
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if ( sasl_initialized ) {
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return 0;
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}
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/* SASL 2 takes care of its own memory completely internally */
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#if SASL_VERSION_MAJOR < 2 && !defined(CSRIMALLOC)
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sasl_set_alloc(
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ber_memalloc,
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ber_memcalloc,
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ber_memrealloc,
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ber_memfree );
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#endif /* CSRIMALLOC */
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#ifdef LDAP_R_COMPILE
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sasl_set_mutex(
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ldap_pvt_sasl_mutex_new,
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ldap_pvt_sasl_mutex_lock,
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ldap_pvt_sasl_mutex_unlock,
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ldap_pvt_sasl_mutex_dispose );
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#endif
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2004-01-24 11:33:44 +08:00
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if ( sasl_client_init( NULL ) == SASL_OK ) {
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2003-02-22 01:48:03 +08:00
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sasl_initialized = 1;
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return 0;
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}
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#if SASL_VERSION_MAJOR < 2
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/* A no-op to make sure we link with Cyrus 1.5 */
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sasl_client_auth( NULL, NULL, NULL, 0, NULL, NULL );
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#endif
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return -1;
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}
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2008-10-09 18:51:28 +08:00
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static void
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sb_sasl_cyrus_init(
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struct sb_sasl_generic_data *p,
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ber_len_t *min_send,
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ber_len_t *max_send,
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ber_len_t *max_recv)
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2003-02-22 01:48:03 +08:00
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{
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2008-10-09 18:51:28 +08:00
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sasl_conn_t *sasl_context = (sasl_conn_t *)p->ops_private;
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ber_len_t maxbuf;
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2003-02-22 01:48:03 +08:00
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2008-10-09 18:51:28 +08:00
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sasl_getprop( sasl_context, SASL_MAXOUTBUF,
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(SASL_CONST void **)(char *) &maxbuf );
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2003-02-22 01:48:03 +08:00
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2008-10-09 18:51:28 +08:00
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*min_send = SASL_MIN_BUFF_SIZE;
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*max_send = maxbuf;
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*max_recv = SASL_MAX_BUFF_SIZE;
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2003-02-22 01:48:03 +08:00
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}
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2008-10-09 18:51:28 +08:00
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static ber_int_t
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sb_sasl_cyrus_encode(
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struct sb_sasl_generic_data *p,
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unsigned char *buf,
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ber_len_t len,
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Sockbuf_Buf *dst)
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2003-02-22 01:48:03 +08:00
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{
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2008-10-09 18:51:28 +08:00
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sasl_conn_t *sasl_context = (sasl_conn_t *)p->ops_private;
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ber_int_t ret;
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unsigned tmpsize = dst->buf_size;
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2003-02-22 01:48:03 +08:00
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2008-10-18 04:46:44 +08:00
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ret = sasl_encode( sasl_context, (char *)buf, len,
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2008-10-09 18:51:28 +08:00
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(SASL_CONST char **)&dst->buf_base,
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&tmpsize );
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2003-02-22 01:48:03 +08:00
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2008-10-09 18:51:28 +08:00
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dst->buf_size = tmpsize;
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dst->buf_end = dst->buf_size;
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2005-07-11 18:39:32 +08:00
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2008-10-09 18:51:28 +08:00
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if ( ret != SASL_OK ) {
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ber_log_printf( LDAP_DEBUG_ANY, p->sbiod->sbiod_sb->sb_debug,
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"sb_sasl_cyrus_encode: failed to encode packet: %s\n",
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sasl_errstring( ret, NULL, NULL ) );
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return -1;
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2003-02-22 01:48:03 +08:00
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}
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2008-10-09 18:51:28 +08:00
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return 0;
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2003-02-22 01:48:03 +08:00
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}
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2008-10-09 18:51:28 +08:00
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static ber_int_t
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sb_sasl_cyrus_decode(
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struct sb_sasl_generic_data *p,
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const Sockbuf_Buf *src,
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Sockbuf_Buf *dst)
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2003-02-22 01:48:03 +08:00
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{
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2008-10-09 18:51:28 +08:00
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sasl_conn_t *sasl_context = (sasl_conn_t *)p->ops_private;
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ber_int_t ret;
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unsigned tmpsize = dst->buf_size;
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2003-02-22 01:48:03 +08:00
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2008-10-09 18:51:28 +08:00
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ret = sasl_decode( sasl_context,
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src->buf_base, src->buf_end,
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(SASL_CONST char **)&dst->buf_base,
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(unsigned *)&tmpsize );
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2003-02-22 01:48:03 +08:00
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2008-10-09 18:51:28 +08:00
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dst->buf_size = tmpsize;
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dst->buf_end = dst->buf_size;
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2003-02-22 01:48:03 +08:00
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if ( ret != SASL_OK ) {
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2008-10-09 18:51:28 +08:00
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ber_log_printf( LDAP_DEBUG_ANY, p->sbiod->sbiod_sb->sb_debug,
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"sb_sasl_cyrus_decode: failed to decode packet: %s\n",
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sasl_errstring( ret, NULL, NULL ) );
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2003-02-22 01:48:03 +08:00
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return -1;
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}
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2008-10-09 18:51:28 +08:00
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return 0;
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2003-02-22 01:48:03 +08:00
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}
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2008-10-09 18:51:28 +08:00
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static void
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sb_sasl_cyrus_reset_buf(
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struct sb_sasl_generic_data *p,
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Sockbuf_Buf *buf)
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2003-02-22 01:48:03 +08:00
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{
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#if SASL_VERSION_MAJOR >= 2
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2008-10-09 18:51:28 +08:00
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ber_pvt_sb_buf_init( buf );
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2003-02-22 01:48:03 +08:00
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#else
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2008-10-09 18:51:28 +08:00
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ber_pvt_sb_buf_destroy( buf );
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2004-02-25 00:25:39 +08:00
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#endif
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2003-02-22 01:48:03 +08:00
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}
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2008-10-09 18:51:28 +08:00
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static void
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sb_sasl_cyrus_fini(
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struct sb_sasl_generic_data *p)
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2003-02-22 01:48:03 +08:00
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{
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2008-10-09 18:51:28 +08:00
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#if SASL_VERSION_MAJOR >= 2
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/*
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* SASLv2 encode/decode buffers are managed by
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* libsasl2. Ensure they are not freed by liblber.
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*/
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p->buf_in.buf_base = NULL;
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p->buf_out.buf_base = NULL;
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#endif
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2003-02-22 01:48:03 +08:00
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}
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2008-10-09 18:51:28 +08:00
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static const struct sb_sasl_generic_ops sb_sasl_cyrus_ops = {
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sb_sasl_cyrus_init,
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sb_sasl_cyrus_encode,
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sb_sasl_cyrus_decode,
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sb_sasl_cyrus_reset_buf,
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sb_sasl_cyrus_fini
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};
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2003-02-22 01:48:03 +08:00
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int ldap_pvt_sasl_install( Sockbuf *sb, void *ctx_arg )
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{
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2008-10-09 18:51:28 +08:00
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struct sb_sasl_generic_install install_arg;
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2003-02-22 01:48:03 +08:00
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2008-10-09 18:51:28 +08:00
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install_arg.ops = &sb_sasl_cyrus_ops;
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install_arg.ops_private = ctx_arg;
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2003-02-22 01:48:03 +08:00
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2008-10-09 18:51:28 +08:00
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return ldap_pvt_sasl_generic_install( sb, &install_arg );
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2003-02-22 01:48:03 +08:00
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}
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2003-04-30 23:38:32 +08:00
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void ldap_pvt_sasl_remove( Sockbuf *sb )
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{
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2008-10-09 18:51:28 +08:00
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ldap_pvt_sasl_generic_remove( sb );
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2003-04-30 23:38:32 +08:00
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}
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2003-02-22 01:48:03 +08:00
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static int
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sasl_err2ldap( int saslerr )
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{
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int rc;
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2005-11-07 06:43:23 +08:00
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/* map SASL errors to LDAP API errors returned by:
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* sasl_client_new()
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* SASL_OK, SASL_NOMECH, SASL_NOMEM
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* sasl_client_start()
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* SASL_OK, SASL_NOMECH, SASL_NOMEM, SASL_INTERACT
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* sasl_client_step()
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* SASL_OK, SASL_INTERACT, SASL_BADPROT, SASL_BADSERV
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*/
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2003-02-22 01:48:03 +08:00
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switch (saslerr) {
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case SASL_CONTINUE:
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rc = LDAP_MORE_RESULTS_TO_RETURN;
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break;
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case SASL_INTERACT:
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rc = LDAP_LOCAL_ERROR;
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break;
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case SASL_OK:
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rc = LDAP_SUCCESS;
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break;
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case SASL_NOMEM:
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rc = LDAP_NO_MEMORY;
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break;
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case SASL_NOMECH:
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rc = LDAP_AUTH_UNKNOWN;
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break;
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2005-11-07 06:43:23 +08:00
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case SASL_BADPROT:
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rc = LDAP_DECODING_ERROR;
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break;
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case SASL_BADSERV:
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rc = LDAP_AUTH_UNKNOWN;
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break;
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/* other codes */
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2003-02-22 01:48:03 +08:00
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case SASL_BADAUTH:
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rc = LDAP_AUTH_UNKNOWN;
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break;
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case SASL_NOAUTHZ:
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rc = LDAP_PARAM_ERROR;
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break;
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2005-11-07 06:43:23 +08:00
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case SASL_FAIL:
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rc = LDAP_LOCAL_ERROR;
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break;
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2003-02-22 01:48:03 +08:00
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case SASL_TOOWEAK:
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case SASL_ENCRYPT:
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rc = LDAP_AUTH_UNKNOWN;
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break;
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default:
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rc = LDAP_LOCAL_ERROR;
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break;
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}
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|
|
assert( rc == LDAP_SUCCESS || LDAP_API_ERROR( rc ) );
|
|
|
|
return rc;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
ldap_int_sasl_open(
|
|
|
|
LDAP *ld,
|
|
|
|
LDAPConn *lc,
|
|
|
|
const char * host )
|
|
|
|
{
|
|
|
|
int rc;
|
|
|
|
sasl_conn_t *ctx;
|
|
|
|
|
2003-05-01 12:11:57 +08:00
|
|
|
assert( lc->lconn_sasl_authctx == NULL );
|
2003-02-22 01:48:03 +08:00
|
|
|
|
|
|
|
if ( host == NULL ) {
|
|
|
|
ld->ld_errno = LDAP_LOCAL_ERROR;
|
|
|
|
return ld->ld_errno;
|
|
|
|
}
|
|
|
|
|
2003-12-03 09:59:33 +08:00
|
|
|
if ( ldap_int_sasl_init() ) {
|
|
|
|
ld->ld_errno = LDAP_LOCAL_ERROR;
|
|
|
|
return ld->ld_errno;
|
|
|
|
}
|
|
|
|
|
2003-02-22 01:48:03 +08:00
|
|
|
#if SASL_VERSION_MAJOR >= 2
|
|
|
|
rc = sasl_client_new( "ldap", host, NULL, NULL,
|
2004-01-24 11:33:44 +08:00
|
|
|
client_callbacks, 0, &ctx );
|
2003-02-22 01:48:03 +08:00
|
|
|
#else
|
2004-01-24 11:33:44 +08:00
|
|
|
rc = sasl_client_new( "ldap", host, client_callbacks,
|
2003-02-22 01:48:03 +08:00
|
|
|
SASL_SECURITY_LAYER, &ctx );
|
|
|
|
#endif
|
|
|
|
|
|
|
|
if ( rc != SASL_OK ) {
|
|
|
|
ld->ld_errno = sasl_err2ldap( rc );
|
|
|
|
return ld->ld_errno;
|
|
|
|
}
|
|
|
|
|
|
|
|
Debug( LDAP_DEBUG_TRACE, "ldap_int_sasl_open: host=%s\n",
|
|
|
|
host, 0, 0 );
|
|
|
|
|
2003-05-01 12:11:57 +08:00
|
|
|
lc->lconn_sasl_authctx = ctx;
|
2003-02-22 01:48:03 +08:00
|
|
|
|
|
|
|
return LDAP_SUCCESS;
|
|
|
|
}
|
|
|
|
|
|
|
|
int ldap_int_sasl_close( LDAP *ld, LDAPConn *lc )
|
|
|
|
{
|
2003-05-01 12:11:57 +08:00
|
|
|
sasl_conn_t *ctx = lc->lconn_sasl_authctx;
|
2003-02-22 01:48:03 +08:00
|
|
|
|
|
|
|
if( ctx != NULL ) {
|
|
|
|
sasl_dispose( &ctx );
|
2003-05-01 17:50:40 +08:00
|
|
|
if ( lc->lconn_sasl_sockctx &&
|
|
|
|
lc->lconn_sasl_authctx != lc->lconn_sasl_sockctx ) {
|
2003-05-01 12:11:57 +08:00
|
|
|
ctx = lc->lconn_sasl_sockctx;
|
|
|
|
sasl_dispose( &ctx );
|
|
|
|
}
|
|
|
|
lc->lconn_sasl_sockctx = NULL;
|
|
|
|
lc->lconn_sasl_authctx = NULL;
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
return LDAP_SUCCESS;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
ldap_int_sasl_bind(
|
|
|
|
LDAP *ld,
|
|
|
|
const char *dn,
|
|
|
|
const char *mechs,
|
|
|
|
LDAPControl **sctrls,
|
|
|
|
LDAPControl **cctrls,
|
|
|
|
unsigned flags,
|
|
|
|
LDAP_SASL_INTERACT_PROC *interact,
|
|
|
|
void * defaults )
|
|
|
|
{
|
|
|
|
char *data;
|
|
|
|
const char *mech = NULL;
|
|
|
|
const char *pmech = NULL;
|
|
|
|
int saslrc, rc;
|
|
|
|
sasl_ssf_t *ssf = NULL;
|
2003-05-01 12:11:57 +08:00
|
|
|
sasl_conn_t *ctx, *oldctx = NULL;
|
2003-02-22 01:48:03 +08:00
|
|
|
sasl_interact_t *prompts = NULL;
|
|
|
|
unsigned credlen;
|
|
|
|
struct berval ccred;
|
|
|
|
ber_socket_t sd;
|
2003-04-30 22:13:58 +08:00
|
|
|
void *ssl;
|
2003-02-22 01:48:03 +08:00
|
|
|
|
|
|
|
Debug( LDAP_DEBUG_TRACE, "ldap_int_sasl_bind: %s\n",
|
|
|
|
mechs ? mechs : "<null>", 0, 0 );
|
|
|
|
|
|
|
|
/* do a quick !LDAPv3 check... ldap_sasl_bind will do the rest. */
|
|
|
|
if (ld->ld_version < LDAP_VERSION3) {
|
|
|
|
ld->ld_errno = LDAP_NOT_SUPPORTED;
|
|
|
|
return ld->ld_errno;
|
|
|
|
}
|
|
|
|
|
2006-05-12 14:33:27 +08:00
|
|
|
rc = 0;
|
|
|
|
#ifdef LDAP_R_COMPILE
|
|
|
|
ldap_pvt_thread_mutex_lock( &ld->ld_req_mutex );
|
|
|
|
#endif
|
2003-02-22 01:48:03 +08:00
|
|
|
ber_sockbuf_ctrl( ld->ld_sb, LBER_SB_OPT_GET_FD, &sd );
|
|
|
|
|
|
|
|
if ( sd == AC_SOCKET_INVALID ) {
|
|
|
|
/* not connected yet */
|
|
|
|
|
|
|
|
rc = ldap_open_defconn( ld );
|
|
|
|
|
2006-05-12 14:33:27 +08:00
|
|
|
if ( rc == 0 ) {
|
|
|
|
ber_sockbuf_ctrl( ld->ld_defconn->lconn_sb,
|
|
|
|
LBER_SB_OPT_GET_FD, &sd );
|
2003-02-22 01:48:03 +08:00
|
|
|
|
2006-05-12 14:33:27 +08:00
|
|
|
if( sd == AC_SOCKET_INVALID ) {
|
|
|
|
ld->ld_errno = LDAP_LOCAL_ERROR;
|
|
|
|
rc = ld->ld_errno;
|
|
|
|
}
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
|
|
|
}
|
2006-05-12 14:33:27 +08:00
|
|
|
#ifdef LDAP_R_COMPILE
|
|
|
|
ldap_pvt_thread_mutex_unlock( &ld->ld_req_mutex );
|
|
|
|
#endif
|
|
|
|
if( rc != 0 ) return ld->ld_errno;
|
2003-02-22 01:48:03 +08:00
|
|
|
|
2003-05-01 12:11:57 +08:00
|
|
|
oldctx = ld->ld_defconn->lconn_sasl_authctx;
|
2003-04-30 23:38:32 +08:00
|
|
|
|
2003-05-01 12:11:57 +08:00
|
|
|
/* If we already have an authentication context, clear it out */
|
|
|
|
if( oldctx ) {
|
|
|
|
if ( oldctx != ld->ld_defconn->lconn_sasl_sockctx ) {
|
|
|
|
sasl_dispose( &oldctx );
|
|
|
|
}
|
|
|
|
ld->ld_defconn->lconn_sasl_authctx = NULL;
|
2003-04-30 22:13:58 +08:00
|
|
|
}
|
|
|
|
|
2005-10-20 11:49:22 +08:00
|
|
|
{
|
|
|
|
char *saslhost = ldap_host_connected_to( ld->ld_defconn->lconn_sb,
|
|
|
|
"localhost" );
|
|
|
|
rc = ldap_int_sasl_open( ld, ld->ld_defconn, saslhost );
|
|
|
|
LDAP_FREE( saslhost );
|
2003-11-11 04:58:29 +08:00
|
|
|
}
|
2003-05-01 12:11:57 +08:00
|
|
|
|
2003-04-30 22:13:58 +08:00
|
|
|
if ( rc != LDAP_SUCCESS ) return rc;
|
|
|
|
|
2003-05-01 12:11:57 +08:00
|
|
|
ctx = ld->ld_defconn->lconn_sasl_authctx;
|
2003-04-30 22:13:58 +08:00
|
|
|
|
|
|
|
/* Check for TLS */
|
2004-08-24 13:14:07 +08:00
|
|
|
ssl = ldap_pvt_tls_sb_ctx( ld->ld_defconn->lconn_sb );
|
2003-04-30 22:13:58 +08:00
|
|
|
if ( ssl ) {
|
2004-04-07 09:11:32 +08:00
|
|
|
struct berval authid = BER_BVNULL;
|
2003-04-30 22:13:58 +08:00
|
|
|
ber_len_t fac;
|
|
|
|
|
|
|
|
fac = ldap_pvt_tls_get_strength( ssl );
|
|
|
|
/* failure is OK, we just can't use SASL EXTERNAL */
|
|
|
|
(void) ldap_pvt_tls_get_my_dn( ssl, &authid, NULL, 0 );
|
|
|
|
|
|
|
|
(void) ldap_int_sasl_external( ld, ld->ld_defconn, authid.bv_val, fac );
|
|
|
|
LDAP_FREE( authid.bv_val );
|
|
|
|
}
|
|
|
|
|
2004-03-05 20:24:06 +08:00
|
|
|
#if !defined(_WIN32)
|
2003-04-30 22:13:58 +08:00
|
|
|
/* Check for local */
|
2005-10-20 11:49:22 +08:00
|
|
|
if ( ldap_pvt_url_scheme2proto(
|
|
|
|
ld->ld_defconn->lconn_server->lud_scheme ) == LDAP_PROTO_IPC )
|
|
|
|
{
|
2005-10-17 20:57:53 +08:00
|
|
|
char authid[sizeof("gidNumber=4294967295+uidNumber=4294967295,"
|
2003-04-30 22:13:58 +08:00
|
|
|
"cn=peercred,cn=external,cn=auth")];
|
2007-12-15 10:28:45 +08:00
|
|
|
sprintf( authid, "gidNumber=%u+uidNumber=%u,"
|
2003-04-30 22:13:58 +08:00
|
|
|
"cn=peercred,cn=external,cn=auth",
|
2007-12-15 10:28:45 +08:00
|
|
|
getegid(), geteuid() );
|
2005-10-20 11:49:22 +08:00
|
|
|
(void) ldap_int_sasl_external( ld, ld->ld_defconn, authid,
|
|
|
|
LDAP_PVT_SASL_LOCAL_SSF );
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
2004-03-05 20:24:06 +08:00
|
|
|
#endif
|
2003-02-22 01:48:03 +08:00
|
|
|
|
|
|
|
/* (re)set security properties */
|
|
|
|
sasl_setprop( ctx, SASL_SEC_PROPS,
|
|
|
|
&ld->ld_options.ldo_sasl_secprops );
|
|
|
|
|
|
|
|
ccred.bv_val = NULL;
|
|
|
|
ccred.bv_len = 0;
|
|
|
|
|
|
|
|
do {
|
|
|
|
saslrc = sasl_client_start( ctx,
|
|
|
|
mechs,
|
|
|
|
#if SASL_VERSION_MAJOR < 2
|
|
|
|
NULL,
|
|
|
|
#endif
|
|
|
|
&prompts,
|
|
|
|
(SASL_CONST char **)&ccred.bv_val,
|
|
|
|
&credlen,
|
|
|
|
&mech );
|
|
|
|
|
|
|
|
if( pmech == NULL && mech != NULL ) {
|
|
|
|
pmech = mech;
|
|
|
|
|
|
|
|
if( flags != LDAP_SASL_QUIET ) {
|
|
|
|
fprintf(stderr,
|
|
|
|
"SASL/%s authentication started\n",
|
|
|
|
pmech );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if( saslrc == SASL_INTERACT ) {
|
|
|
|
int res;
|
|
|
|
if( !interact ) break;
|
|
|
|
res = (interact)( ld, flags, defaults, prompts );
|
2003-02-22 03:39:09 +08:00
|
|
|
|
2003-02-22 02:39:26 +08:00
|
|
|
if( res != LDAP_SUCCESS ) break;
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
|
|
|
} while ( saslrc == SASL_INTERACT );
|
|
|
|
|
|
|
|
ccred.bv_len = credlen;
|
|
|
|
|
|
|
|
if ( (saslrc != SASL_OK) && (saslrc != SASL_CONTINUE) ) {
|
2003-02-22 02:39:26 +08:00
|
|
|
rc = ld->ld_errno = sasl_err2ldap( saslrc );
|
2003-02-22 01:48:03 +08:00
|
|
|
#if SASL_VERSION_MAJOR >= 2
|
2005-10-05 05:30:30 +08:00
|
|
|
if ( ld->ld_error ) {
|
|
|
|
LDAP_FREE( ld->ld_error );
|
|
|
|
}
|
2003-05-24 09:05:11 +08:00
|
|
|
ld->ld_error = LDAP_STRDUP( sasl_errdetail( ctx ) );
|
2003-02-22 01:48:03 +08:00
|
|
|
#endif
|
2003-02-22 02:39:26 +08:00
|
|
|
goto done;
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
do {
|
|
|
|
struct berval *scred;
|
|
|
|
unsigned credlen;
|
|
|
|
|
|
|
|
scred = NULL;
|
|
|
|
|
2005-10-20 11:49:22 +08:00
|
|
|
rc = ldap_sasl_bind_s( ld, dn, mech, &ccred, sctrls, cctrls,
|
|
|
|
&scred );
|
2003-02-22 01:48:03 +08:00
|
|
|
|
|
|
|
if ( ccred.bv_val != NULL ) {
|
|
|
|
#if SASL_VERSION_MAJOR < 2
|
|
|
|
LDAP_FREE( ccred.bv_val );
|
|
|
|
#endif
|
|
|
|
ccred.bv_val = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( rc != LDAP_SUCCESS && rc != LDAP_SASL_BIND_IN_PROGRESS ) {
|
2005-09-30 14:20:56 +08:00
|
|
|
if( scred ) {
|
2005-10-20 11:49:22 +08:00
|
|
|
/* and server provided us with data? */
|
|
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
|
|
"ldap_int_sasl_bind: rc=%d sasl=%d len=%ld\n",
|
2008-10-18 04:46:44 +08:00
|
|
|
rc, saslrc, scred ? (long) scred->bv_len : -1L );
|
2003-02-22 01:48:03 +08:00
|
|
|
ber_bvfree( scred );
|
2005-10-20 11:49:22 +08:00
|
|
|
scred = NULL;
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
2003-02-22 02:39:26 +08:00
|
|
|
rc = ld->ld_errno;
|
|
|
|
goto done;
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
if( rc == LDAP_SUCCESS && saslrc == SASL_OK ) {
|
|
|
|
/* we're done, no need to step */
|
2005-09-30 14:20:56 +08:00
|
|
|
if( scred ) {
|
2005-10-20 11:49:22 +08:00
|
|
|
/* but we got additional data? */
|
2006-02-07 09:20:55 +08:00
|
|
|
#define KLUDGE_FOR_MSAD
|
|
|
|
#ifdef KLUDGE_FOR_MSAD
|
|
|
|
/*
|
|
|
|
* MSAD provides empty additional data in violation of LDAP
|
|
|
|
* technical specifications. As no existing SASL mechanism
|
|
|
|
* allows empty data with an outcome message, just ignore it
|
|
|
|
* for now. Hopefully MS will fix their bug before someone
|
|
|
|
* defines a mechanism with possibly empty additional data.
|
|
|
|
*/
|
|
|
|
if( scred->bv_len == 0 ) {
|
|
|
|
Debug( LDAP_DEBUG_ANY,
|
|
|
|
"ldap_int_sasl_bind: ignoring "
|
|
|
|
" bogus empty data provided with SASL outcome message.\n",
|
|
|
|
rc, saslrc, scred->bv_len );
|
|
|
|
ber_bvfree( scred );
|
|
|
|
} else
|
|
|
|
#endif
|
|
|
|
{
|
|
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
|
|
"ldap_int_sasl_bind: rc=%d sasl=%d len=%ld\n",
|
|
|
|
rc, saslrc, scred->bv_len );
|
|
|
|
rc = ld->ld_errno = LDAP_LOCAL_ERROR;
|
|
|
|
ber_bvfree( scred );
|
|
|
|
goto done;
|
|
|
|
}
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
do {
|
2005-10-20 11:49:22 +08:00
|
|
|
if( ! scred ) {
|
|
|
|
/* no data! */
|
|
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
|
|
"ldap_int_sasl_bind: no data in step!\n",
|
|
|
|
0, 0, 0 );
|
|
|
|
}
|
|
|
|
|
2003-02-22 01:48:03 +08:00
|
|
|
saslrc = sasl_client_step( ctx,
|
|
|
|
(scred == NULL) ? NULL : scred->bv_val,
|
|
|
|
(scred == NULL) ? 0 : scred->bv_len,
|
|
|
|
&prompts,
|
|
|
|
(SASL_CONST char **)&ccred.bv_val,
|
|
|
|
&credlen );
|
|
|
|
|
|
|
|
Debug( LDAP_DEBUG_TRACE, "sasl_client_step: %d\n",
|
|
|
|
saslrc, 0, 0 );
|
|
|
|
|
|
|
|
if( saslrc == SASL_INTERACT ) {
|
|
|
|
int res;
|
|
|
|
if( !interact ) break;
|
|
|
|
res = (interact)( ld, flags, defaults, prompts );
|
2003-02-22 02:39:26 +08:00
|
|
|
if( res != LDAP_SUCCESS ) break;
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
|
|
|
} while ( saslrc == SASL_INTERACT );
|
|
|
|
|
|
|
|
ccred.bv_len = credlen;
|
|
|
|
ber_bvfree( scred );
|
|
|
|
|
|
|
|
if ( (saslrc != SASL_OK) && (saslrc != SASL_CONTINUE) ) {
|
|
|
|
ld->ld_errno = sasl_err2ldap( saslrc );
|
|
|
|
#if SASL_VERSION_MAJOR >= 2
|
2005-10-05 05:30:30 +08:00
|
|
|
if ( ld->ld_error ) {
|
|
|
|
LDAP_FREE( ld->ld_error );
|
|
|
|
}
|
2003-05-24 09:05:11 +08:00
|
|
|
ld->ld_error = LDAP_STRDUP( sasl_errdetail( ctx ) );
|
2003-02-22 01:48:03 +08:00
|
|
|
#endif
|
2003-02-22 02:39:26 +08:00
|
|
|
rc = ld->ld_errno;
|
|
|
|
goto done;
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
|
|
|
} while ( rc == LDAP_SASL_BIND_IN_PROGRESS );
|
|
|
|
|
2003-02-22 02:39:26 +08:00
|
|
|
if ( rc != LDAP_SUCCESS ) goto done;
|
2003-02-22 01:48:03 +08:00
|
|
|
|
|
|
|
if ( saslrc != SASL_OK ) {
|
|
|
|
#if SASL_VERSION_MAJOR >= 2
|
2005-10-05 05:30:30 +08:00
|
|
|
if ( ld->ld_error ) {
|
|
|
|
LDAP_FREE( ld->ld_error );
|
|
|
|
}
|
2003-05-24 09:05:11 +08:00
|
|
|
ld->ld_error = LDAP_STRDUP( sasl_errdetail( ctx ) );
|
2003-02-22 01:48:03 +08:00
|
|
|
#endif
|
2003-02-22 02:39:26 +08:00
|
|
|
rc = ld->ld_errno = sasl_err2ldap( saslrc );
|
|
|
|
goto done;
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
if( flags != LDAP_SASL_QUIET ) {
|
2005-10-20 11:49:22 +08:00
|
|
|
saslrc = sasl_getprop( ctx, SASL_USERNAME,
|
2006-11-10 18:39:54 +08:00
|
|
|
(SASL_CONST void **)(char *) &data );
|
2003-02-22 01:48:03 +08:00
|
|
|
if( saslrc == SASL_OK && data && *data ) {
|
|
|
|
fprintf( stderr, "SASL username: %s\n", data );
|
|
|
|
}
|
|
|
|
|
2003-04-30 16:08:08 +08:00
|
|
|
#if SASL_VERSION_MAJOR < 2
|
2005-10-20 11:49:22 +08:00
|
|
|
saslrc = sasl_getprop( ctx, SASL_REALM,
|
|
|
|
(SASL_CONST void **) &data );
|
2003-02-22 01:48:03 +08:00
|
|
|
if( saslrc == SASL_OK && data && *data ) {
|
|
|
|
fprintf( stderr, "SASL realm: %s\n", data );
|
|
|
|
}
|
2003-04-30 16:08:08 +08:00
|
|
|
#endif
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
|
|
|
|
2006-11-10 18:39:54 +08:00
|
|
|
saslrc = sasl_getprop( ctx, SASL_SSF, (SASL_CONST void **)(char *) &ssf );
|
2003-02-22 01:48:03 +08:00
|
|
|
if( saslrc == SASL_OK ) {
|
|
|
|
if( flags != LDAP_SASL_QUIET ) {
|
|
|
|
fprintf( stderr, "SASL SSF: %lu\n",
|
|
|
|
(unsigned long) *ssf );
|
|
|
|
}
|
|
|
|
|
|
|
|
if( ssf && *ssf ) {
|
2003-05-01 12:11:57 +08:00
|
|
|
if ( ld->ld_defconn->lconn_sasl_sockctx ) {
|
|
|
|
oldctx = ld->ld_defconn->lconn_sasl_sockctx;
|
|
|
|
sasl_dispose( &oldctx );
|
2004-08-24 13:14:07 +08:00
|
|
|
ldap_pvt_sasl_remove( ld->ld_defconn->lconn_sb );
|
2003-05-01 12:11:57 +08:00
|
|
|
}
|
2005-05-13 13:22:08 +08:00
|
|
|
ldap_pvt_sasl_install( ld->ld_defconn->lconn_sb, ctx );
|
2003-05-01 12:11:57 +08:00
|
|
|
ld->ld_defconn->lconn_sasl_sockctx = ctx;
|
2006-02-14 07:26:55 +08:00
|
|
|
|
|
|
|
if( flags != LDAP_SASL_QUIET ) {
|
|
|
|
fprintf( stderr, "SASL data security layer installed.\n" );
|
|
|
|
}
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
|
|
|
}
|
2003-05-01 12:11:57 +08:00
|
|
|
ld->ld_defconn->lconn_sasl_authctx = ctx;
|
2003-02-22 01:48:03 +08:00
|
|
|
|
2003-02-22 02:39:26 +08:00
|
|
|
done:
|
2003-02-22 01:48:03 +08:00
|
|
|
return rc;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
ldap_int_sasl_external(
|
|
|
|
LDAP *ld,
|
|
|
|
LDAPConn *conn,
|
|
|
|
const char * authid,
|
|
|
|
ber_len_t ssf )
|
|
|
|
{
|
|
|
|
int sc;
|
|
|
|
sasl_conn_t *ctx;
|
|
|
|
#if SASL_VERSION_MAJOR < 2
|
|
|
|
sasl_external_properties_t extprops;
|
2007-10-06 22:55:53 +08:00
|
|
|
#else
|
|
|
|
sasl_ssf_t sasl_ssf = ssf;
|
2003-02-22 01:48:03 +08:00
|
|
|
#endif
|
|
|
|
|
2003-05-01 12:11:57 +08:00
|
|
|
ctx = conn->lconn_sasl_authctx;
|
2003-02-22 01:48:03 +08:00
|
|
|
|
|
|
|
if ( ctx == NULL ) {
|
|
|
|
return LDAP_LOCAL_ERROR;
|
|
|
|
}
|
|
|
|
|
|
|
|
#if SASL_VERSION_MAJOR >= 2
|
2007-10-06 22:55:53 +08:00
|
|
|
sc = sasl_setprop( ctx, SASL_SSF_EXTERNAL, &sasl_ssf );
|
2003-02-22 01:48:03 +08:00
|
|
|
if ( sc == SASL_OK )
|
|
|
|
sc = sasl_setprop( ctx, SASL_AUTH_EXTERNAL, authid );
|
|
|
|
#else
|
|
|
|
memset( &extprops, '\0', sizeof(extprops) );
|
|
|
|
extprops.ssf = ssf;
|
|
|
|
extprops.auth_id = (char *) authid;
|
|
|
|
|
|
|
|
sc = sasl_setprop( ctx, SASL_SSF_EXTERNAL,
|
|
|
|
(void *) &extprops );
|
|
|
|
#endif
|
|
|
|
|
|
|
|
if ( sc != SASL_OK ) {
|
|
|
|
return LDAP_LOCAL_ERROR;
|
|
|
|
}
|
|
|
|
|
|
|
|
return LDAP_SUCCESS;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2005-03-01 19:42:31 +08:00
|
|
|
#define GOT_MINSSF 1
|
|
|
|
#define GOT_MAXSSF 2
|
|
|
|
#define GOT_MAXBUF 4
|
|
|
|
|
|
|
|
static struct {
|
|
|
|
struct berval key;
|
|
|
|
int sflag;
|
|
|
|
int ival;
|
|
|
|
int idef;
|
|
|
|
} sprops[] = {
|
|
|
|
{ BER_BVC("none"), 0, 0, 0 },
|
|
|
|
{ BER_BVC("nodict"), SASL_SEC_NODICTIONARY, 0, 0 },
|
|
|
|
{ BER_BVC("noplain"), SASL_SEC_NOPLAINTEXT, 0, 0 },
|
|
|
|
{ BER_BVC("noactive"), SASL_SEC_NOACTIVE, 0, 0 },
|
|
|
|
{ BER_BVC("passcred"), SASL_SEC_PASS_CREDENTIALS, 0, 0 },
|
|
|
|
{ BER_BVC("forwardsec"), SASL_SEC_FORWARD_SECRECY, 0, 0 },
|
|
|
|
{ BER_BVC("noanonymous"), SASL_SEC_NOANONYMOUS, 0, 0 },
|
|
|
|
{ BER_BVC("minssf="), 0, GOT_MINSSF, 0 },
|
|
|
|
{ BER_BVC("maxssf="), 0, GOT_MAXSSF, INT_MAX },
|
|
|
|
{ BER_BVC("maxbufsize="), 0, GOT_MAXBUF, 65536 },
|
2005-08-01 02:05:51 +08:00
|
|
|
{ BER_BVNULL, 0, 0, 0 }
|
2005-03-01 19:42:31 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
void ldap_pvt_sasl_secprops_unparse(
|
|
|
|
sasl_security_properties_t *secprops,
|
|
|
|
struct berval *out )
|
|
|
|
{
|
|
|
|
int i, l = 0;
|
|
|
|
int comma;
|
|
|
|
char *ptr;
|
|
|
|
|
|
|
|
if ( secprops == NULL || out == NULL ) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
comma = 0;
|
|
|
|
for ( i=0; !BER_BVISNULL( &sprops[i].key ); i++ ) {
|
|
|
|
if ( sprops[i].ival ) {
|
2005-07-11 18:39:32 +08:00
|
|
|
int v = 0;
|
2005-03-01 19:42:31 +08:00
|
|
|
|
|
|
|
switch( sprops[i].ival ) {
|
|
|
|
case GOT_MINSSF: v = secprops->min_ssf; break;
|
|
|
|
case GOT_MAXSSF: v = secprops->max_ssf; break;
|
|
|
|
case GOT_MAXBUF: v = secprops->maxbufsize; break;
|
|
|
|
}
|
|
|
|
/* It is the default, ignore it */
|
|
|
|
if ( v == sprops[i].idef ) continue;
|
|
|
|
|
|
|
|
l += sprops[i].key.bv_len + 24;
|
|
|
|
} else if ( sprops[i].sflag ) {
|
|
|
|
if ( sprops[i].sflag & secprops->security_flags ) {
|
|
|
|
l += sprops[i].key.bv_len;
|
|
|
|
}
|
|
|
|
} else if ( secprops->security_flags == 0 ) {
|
|
|
|
l += sprops[i].key.bv_len;
|
|
|
|
}
|
|
|
|
if ( comma ) l++;
|
|
|
|
comma = 1;
|
|
|
|
}
|
|
|
|
l++;
|
|
|
|
|
|
|
|
out->bv_val = LDAP_MALLOC( l );
|
|
|
|
if ( out->bv_val == NULL ) {
|
|
|
|
out->bv_len = 0;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
ptr = out->bv_val;
|
|
|
|
comma = 0;
|
|
|
|
for ( i=0; !BER_BVISNULL( &sprops[i].key ); i++ ) {
|
|
|
|
if ( sprops[i].ival ) {
|
2005-07-11 18:39:32 +08:00
|
|
|
int v = 0;
|
2005-03-01 19:42:31 +08:00
|
|
|
|
|
|
|
switch( sprops[i].ival ) {
|
|
|
|
case GOT_MINSSF: v = secprops->min_ssf; break;
|
|
|
|
case GOT_MAXSSF: v = secprops->max_ssf; break;
|
|
|
|
case GOT_MAXBUF: v = secprops->maxbufsize; break;
|
|
|
|
}
|
|
|
|
/* It is the default, ignore it */
|
|
|
|
if ( v == sprops[i].idef ) continue;
|
|
|
|
|
|
|
|
if ( comma ) *ptr++ = ',';
|
|
|
|
ptr += sprintf(ptr, "%s%d", sprops[i].key.bv_val, v );
|
|
|
|
comma = 1;
|
|
|
|
} else if ( sprops[i].sflag ) {
|
|
|
|
if ( sprops[i].sflag & secprops->security_flags ) {
|
|
|
|
if ( comma ) *ptr++ = ',';
|
|
|
|
ptr += sprintf(ptr, "%s", sprops[i].key.bv_val );
|
|
|
|
comma = 1;
|
|
|
|
}
|
|
|
|
} else if ( secprops->security_flags == 0 ) {
|
|
|
|
if ( comma ) *ptr++ = ',';
|
|
|
|
ptr += sprintf(ptr, "%s", sprops[i].key.bv_val );
|
|
|
|
comma = 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
out->bv_len = ptr - out->bv_val;
|
|
|
|
}
|
|
|
|
|
2003-02-22 01:48:03 +08:00
|
|
|
int ldap_pvt_sasl_secprops(
|
|
|
|
const char *in,
|
|
|
|
sasl_security_properties_t *secprops )
|
|
|
|
{
|
2008-10-18 04:46:44 +08:00
|
|
|
unsigned i, j, l;
|
2006-04-01 04:36:53 +08:00
|
|
|
char **props;
|
2003-02-22 01:48:03 +08:00
|
|
|
unsigned sflags = 0;
|
|
|
|
int got_sflags = 0;
|
|
|
|
sasl_ssf_t max_ssf = 0;
|
|
|
|
int got_max_ssf = 0;
|
|
|
|
sasl_ssf_t min_ssf = 0;
|
|
|
|
int got_min_ssf = 0;
|
|
|
|
unsigned maxbufsize = 0;
|
|
|
|
int got_maxbufsize = 0;
|
|
|
|
|
2006-04-01 04:36:53 +08:00
|
|
|
if( secprops == NULL ) {
|
|
|
|
return LDAP_PARAM_ERROR;
|
|
|
|
}
|
|
|
|
props = ldap_str2charray( in, "," );
|
|
|
|
if( props == NULL ) {
|
2003-02-22 01:48:03 +08:00
|
|
|
return LDAP_PARAM_ERROR;
|
|
|
|
}
|
|
|
|
|
|
|
|
for( i=0; props[i]; i++ ) {
|
2005-03-01 19:42:31 +08:00
|
|
|
l = strlen( props[i] );
|
|
|
|
for ( j=0; !BER_BVISNULL( &sprops[j].key ); j++ ) {
|
|
|
|
if ( l < sprops[j].key.bv_len ) continue;
|
|
|
|
if ( strncasecmp( props[i], sprops[j].key.bv_val,
|
|
|
|
sprops[j].key.bv_len )) continue;
|
|
|
|
if ( sprops[j].ival ) {
|
2005-11-24 09:10:05 +08:00
|
|
|
unsigned v;
|
2005-08-20 22:22:42 +08:00
|
|
|
char *next = NULL;
|
2006-04-02 07:44:42 +08:00
|
|
|
if ( !isdigit( (unsigned char)props[i][sprops[j].key.bv_len] ))
|
|
|
|
continue;
|
2005-08-20 22:22:42 +08:00
|
|
|
v = strtoul( &props[i][sprops[j].key.bv_len], &next, 10 );
|
2005-11-24 09:10:05 +08:00
|
|
|
if ( next == &props[i][sprops[j].key.bv_len] || next[0] != '\0' ) continue;
|
2005-03-01 19:42:31 +08:00
|
|
|
switch( sprops[j].ival ) {
|
|
|
|
case GOT_MINSSF:
|
|
|
|
min_ssf = v; got_min_ssf++; break;
|
|
|
|
case GOT_MAXSSF:
|
|
|
|
max_ssf = v; got_max_ssf++; break;
|
|
|
|
case GOT_MAXBUF:
|
|
|
|
maxbufsize = v; got_maxbufsize++; break;
|
|
|
|
}
|
2003-02-22 01:48:03 +08:00
|
|
|
} else {
|
2005-03-01 19:42:31 +08:00
|
|
|
if ( props[i][sprops[j].key.bv_len] ) continue;
|
|
|
|
if ( sprops[j].sflag )
|
|
|
|
sflags |= sprops[j].sflag;
|
|
|
|
else
|
|
|
|
sflags = 0;
|
|
|
|
got_sflags++;
|
2003-02-22 01:48:03 +08:00
|
|
|
}
|
2005-03-01 19:42:31 +08:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
if ( BER_BVISNULL( &sprops[j].key )) {
|
2006-04-03 05:06:28 +08:00
|
|
|
ldap_charray_free( props );
|
2003-02-22 01:48:03 +08:00
|
|
|
return LDAP_NOT_SUPPORTED;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if(got_sflags) {
|
|
|
|
secprops->security_flags = sflags;
|
|
|
|
}
|
|
|
|
if(got_min_ssf) {
|
|
|
|
secprops->min_ssf = min_ssf;
|
|
|
|
}
|
|
|
|
if(got_max_ssf) {
|
|
|
|
secprops->max_ssf = max_ssf;
|
|
|
|
}
|
|
|
|
if(got_maxbufsize) {
|
|
|
|
secprops->maxbufsize = maxbufsize;
|
|
|
|
}
|
|
|
|
|
|
|
|
ldap_charray_free( props );
|
|
|
|
return LDAP_SUCCESS;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
ldap_int_sasl_config( struct ldapoptions *lo, int option, const char *arg )
|
|
|
|
{
|
|
|
|
int rc;
|
|
|
|
|
|
|
|
switch( option ) {
|
|
|
|
case LDAP_OPT_X_SASL_SECPROPS:
|
|
|
|
rc = ldap_pvt_sasl_secprops( arg, &lo->ldo_sasl_secprops );
|
|
|
|
if( rc == LDAP_SUCCESS ) return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
ldap_int_sasl_get_option( LDAP *ld, int option, void *arg )
|
|
|
|
{
|
2008-10-09 17:28:39 +08:00
|
|
|
if ( option == LDAP_OPT_X_SASL_MECHLIST ) {
|
|
|
|
if ( ldap_int_sasl_init() )
|
|
|
|
return -1;
|
2008-10-09 18:51:28 +08:00
|
|
|
*(char ***)arg = (char **)sasl_global_listmech();
|
2008-10-09 17:28:39 +08:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2003-02-22 01:48:03 +08:00
|
|
|
if ( ld == NULL )
|
|
|
|
return -1;
|
|
|
|
|
|
|
|
switch ( option ) {
|
|
|
|
case LDAP_OPT_X_SASL_MECH: {
|
|
|
|
*(char **)arg = ld->ld_options.ldo_def_sasl_mech
|
|
|
|
? LDAP_STRDUP( ld->ld_options.ldo_def_sasl_mech ) : NULL;
|
|
|
|
} break;
|
|
|
|
case LDAP_OPT_X_SASL_REALM: {
|
|
|
|
*(char **)arg = ld->ld_options.ldo_def_sasl_realm
|
|
|
|
? LDAP_STRDUP( ld->ld_options.ldo_def_sasl_realm ) : NULL;
|
|
|
|
} break;
|
|
|
|
case LDAP_OPT_X_SASL_AUTHCID: {
|
|
|
|
*(char **)arg = ld->ld_options.ldo_def_sasl_authcid
|
|
|
|
? LDAP_STRDUP( ld->ld_options.ldo_def_sasl_authcid ) : NULL;
|
|
|
|
} break;
|
|
|
|
case LDAP_OPT_X_SASL_AUTHZID: {
|
|
|
|
*(char **)arg = ld->ld_options.ldo_def_sasl_authzid
|
|
|
|
? LDAP_STRDUP( ld->ld_options.ldo_def_sasl_authzid ) : NULL;
|
|
|
|
} break;
|
|
|
|
|
|
|
|
case LDAP_OPT_X_SASL_SSF: {
|
|
|
|
int sc;
|
|
|
|
sasl_ssf_t *ssf;
|
|
|
|
sasl_conn_t *ctx;
|
|
|
|
|
|
|
|
if( ld->ld_defconn == NULL ) {
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
2003-05-01 12:11:57 +08:00
|
|
|
ctx = ld->ld_defconn->lconn_sasl_sockctx;
|
2003-02-22 01:48:03 +08:00
|
|
|
|
|
|
|
if ( ctx == NULL ) {
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
sc = sasl_getprop( ctx, SASL_SSF,
|
2006-11-10 18:39:54 +08:00
|
|
|
(SASL_CONST void **)(char *) &ssf );
|
2003-02-22 01:48:03 +08:00
|
|
|
|
|
|
|
if ( sc != SASL_OK ) {
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
*(ber_len_t *)arg = *ssf;
|
|
|
|
} break;
|
|
|
|
|
|
|
|
case LDAP_OPT_X_SASL_SSF_EXTERNAL:
|
|
|
|
/* this option is write only */
|
|
|
|
return -1;
|
|
|
|
|
|
|
|
case LDAP_OPT_X_SASL_SSF_MIN:
|
|
|
|
*(ber_len_t *)arg = ld->ld_options.ldo_sasl_secprops.min_ssf;
|
|
|
|
break;
|
|
|
|
case LDAP_OPT_X_SASL_SSF_MAX:
|
|
|
|
*(ber_len_t *)arg = ld->ld_options.ldo_sasl_secprops.max_ssf;
|
|
|
|
break;
|
|
|
|
case LDAP_OPT_X_SASL_MAXBUFSIZE:
|
|
|
|
*(ber_len_t *)arg = ld->ld_options.ldo_sasl_secprops.maxbufsize;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case LDAP_OPT_X_SASL_SECPROPS:
|
|
|
|
/* this option is write only */
|
|
|
|
return -1;
|
|
|
|
|
|
|
|
default:
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
ldap_int_sasl_set_option( LDAP *ld, int option, void *arg )
|
|
|
|
{
|
2006-04-07 08:48:41 +08:00
|
|
|
if ( ld == NULL || arg == NULL )
|
2003-02-22 01:48:03 +08:00
|
|
|
return -1;
|
|
|
|
|
|
|
|
switch ( option ) {
|
|
|
|
case LDAP_OPT_X_SASL_SSF:
|
|
|
|
/* This option is read-only */
|
|
|
|
return -1;
|
|
|
|
|
|
|
|
case LDAP_OPT_X_SASL_SSF_EXTERNAL: {
|
|
|
|
int sc;
|
|
|
|
#if SASL_VERSION_MAJOR < 2
|
|
|
|
sasl_external_properties_t extprops;
|
2007-10-06 22:55:53 +08:00
|
|
|
#else
|
|
|
|
sasl_ssf_t sasl_ssf;
|
2003-02-22 01:48:03 +08:00
|
|
|
#endif
|
|
|
|
sasl_conn_t *ctx;
|
|
|
|
|
|
|
|
if( ld->ld_defconn == NULL ) {
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
2003-05-01 12:11:57 +08:00
|
|
|
ctx = ld->ld_defconn->lconn_sasl_authctx;
|
2003-02-22 01:48:03 +08:00
|
|
|
|
|
|
|
if ( ctx == NULL ) {
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
#if SASL_VERSION_MAJOR >= 2
|
2007-10-06 22:55:53 +08:00
|
|
|
sasl_ssf = * (ber_len_t *)arg;
|
|
|
|
sc = sasl_setprop( ctx, SASL_SSF_EXTERNAL, &sasl_ssf);
|
2003-02-22 01:48:03 +08:00
|
|
|
#else
|
|
|
|
memset(&extprops, 0L, sizeof(extprops));
|
|
|
|
|
|
|
|
extprops.ssf = * (ber_len_t *) arg;
|
|
|
|
|
|
|
|
sc = sasl_setprop( ctx, SASL_SSF_EXTERNAL,
|
|
|
|
(void *) &extprops );
|
|
|
|
#endif
|
|
|
|
|
|
|
|
if ( sc != SASL_OK ) {
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
} break;
|
|
|
|
|
|
|
|
case LDAP_OPT_X_SASL_SSF_MIN:
|
|
|
|
ld->ld_options.ldo_sasl_secprops.min_ssf = *(ber_len_t *)arg;
|
|
|
|
break;
|
|
|
|
case LDAP_OPT_X_SASL_SSF_MAX:
|
|
|
|
ld->ld_options.ldo_sasl_secprops.max_ssf = *(ber_len_t *)arg;
|
|
|
|
break;
|
|
|
|
case LDAP_OPT_X_SASL_MAXBUFSIZE:
|
|
|
|
ld->ld_options.ldo_sasl_secprops.maxbufsize = *(ber_len_t *)arg;
|
|
|
|
break;
|
|
|
|
|
|
|
|
case LDAP_OPT_X_SASL_SECPROPS: {
|
|
|
|
int sc;
|
|
|
|
sc = ldap_pvt_sasl_secprops( (char *) arg,
|
|
|
|
&ld->ld_options.ldo_sasl_secprops );
|
|
|
|
|
|
|
|
return sc == LDAP_SUCCESS ? 0 : -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
default:
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef LDAP_R_COMPILE
|
|
|
|
#define LDAP_DEBUG_R_SASL
|
|
|
|
void *ldap_pvt_sasl_mutex_new(void)
|
|
|
|
{
|
|
|
|
ldap_pvt_thread_mutex_t *mutex;
|
|
|
|
|
2006-11-05 17:22:53 +08:00
|
|
|
mutex = (ldap_pvt_thread_mutex_t *) LDAP_CALLOC( 1,
|
2003-02-22 01:48:03 +08:00
|
|
|
sizeof(ldap_pvt_thread_mutex_t) );
|
|
|
|
|
|
|
|
if ( ldap_pvt_thread_mutex_init( mutex ) == 0 ) {
|
|
|
|
return mutex;
|
|
|
|
}
|
|
|
|
#ifndef LDAP_DEBUG_R_SASL
|
|
|
|
assert( 0 );
|
|
|
|
#endif /* !LDAP_DEBUG_R_SASL */
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
int ldap_pvt_sasl_mutex_lock(void *mutex)
|
|
|
|
{
|
|
|
|
#ifdef LDAP_DEBUG_R_SASL
|
|
|
|
if ( mutex == NULL ) {
|
|
|
|
return SASL_OK;
|
|
|
|
}
|
|
|
|
#else /* !LDAP_DEBUG_R_SASL */
|
2005-07-18 14:22:33 +08:00
|
|
|
assert( mutex != NULL );
|
2003-02-22 01:48:03 +08:00
|
|
|
#endif /* !LDAP_DEBUG_R_SASL */
|
|
|
|
return ldap_pvt_thread_mutex_lock( (ldap_pvt_thread_mutex_t *)mutex )
|
|
|
|
? SASL_FAIL : SASL_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
int ldap_pvt_sasl_mutex_unlock(void *mutex)
|
|
|
|
{
|
|
|
|
#ifdef LDAP_DEBUG_R_SASL
|
|
|
|
if ( mutex == NULL ) {
|
|
|
|
return SASL_OK;
|
|
|
|
}
|
|
|
|
#else /* !LDAP_DEBUG_R_SASL */
|
2005-07-18 14:22:33 +08:00
|
|
|
assert( mutex != NULL );
|
2003-02-22 01:48:03 +08:00
|
|
|
#endif /* !LDAP_DEBUG_R_SASL */
|
|
|
|
return ldap_pvt_thread_mutex_unlock( (ldap_pvt_thread_mutex_t *)mutex )
|
|
|
|
? SASL_FAIL : SASL_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
void ldap_pvt_sasl_mutex_dispose(void *mutex)
|
|
|
|
{
|
|
|
|
#ifdef LDAP_DEBUG_R_SASL
|
|
|
|
if ( mutex == NULL ) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
#else /* !LDAP_DEBUG_R_SASL */
|
2005-07-18 14:22:33 +08:00
|
|
|
assert( mutex != NULL );
|
2003-02-22 01:48:03 +08:00
|
|
|
#endif /* !LDAP_DEBUG_R_SASL */
|
|
|
|
(void) ldap_pvt_thread_mutex_destroy( (ldap_pvt_thread_mutex_t *)mutex );
|
|
|
|
LDAP_FREE( mutex );
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#else
|
|
|
|
int ldap_int_sasl_init( void )
|
|
|
|
{ return LDAP_SUCCESS; }
|
|
|
|
|
|
|
|
int ldap_int_sasl_close( LDAP *ld, LDAPConn *lc )
|
|
|
|
{ return LDAP_SUCCESS; }
|
|
|
|
|
|
|
|
int
|
|
|
|
ldap_int_sasl_bind(
|
|
|
|
LDAP *ld,
|
|
|
|
const char *dn,
|
|
|
|
const char *mechs,
|
|
|
|
LDAPControl **sctrls,
|
|
|
|
LDAPControl **cctrls,
|
|
|
|
unsigned flags,
|
|
|
|
LDAP_SASL_INTERACT_PROC *interact,
|
|
|
|
void * defaults )
|
|
|
|
{ return LDAP_NOT_SUPPORTED; }
|
|
|
|
|
|
|
|
int
|
|
|
|
ldap_int_sasl_external(
|
|
|
|
LDAP *ld,
|
|
|
|
LDAPConn *conn,
|
|
|
|
const char * authid,
|
|
|
|
ber_len_t ssf )
|
|
|
|
{ return LDAP_SUCCESS; }
|
|
|
|
|
|
|
|
#endif /* HAVE_CYRUS_SASL */
|