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bind.c revision 1.1.1.3 
      1 /*	$NetBSD: bind.c,v 1.1.1.3 2010/12/12 15:23:23 adam Exp $	*/
      2 
      3 /* OpenLDAP: pkg/ldap/servers/slapd/back-sql/bind.c,v 1.41.2.5 2010/04/13 20:23:42 kurt Exp */
      4 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
      5  *
      6  * Copyright 1999-2010 The OpenLDAP Foundation.
      7  * Portions Copyright 1999 Dmitry Kovalev.
      8  * Portions Copyright 2002 Pierangelo Masarati.
      9  * All rights reserved.
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted only as authorized by the OpenLDAP
     13  * Public License.
     14  *
     15  * A copy of this license is available in the file LICENSE in the
     16  * top-level directory of the distribution or, alternatively, at
     17  * <http://www.OpenLDAP.org/license.html>.
     18  */
     19 /* ACKNOWLEDGEMENTS:
     20  * This work was initially developed by Dmitry Kovalev for inclusion
     21  * by OpenLDAP Software.  Additional significant contributors include
     22  * Pierangelo Masarati.
     23  */
     24 
     25 #include "portable.h"
     26 
     27 #include <stdio.h>
     28 #include <sys/types.h>
     29 
     30 #include "slap.h"
     31 #include "proto-sql.h"
     32 
     33 int
     34 backsql_bind( Operation *op, SlapReply *rs )
     35 {
     36 	SQLHDBC			dbh = SQL_NULL_HDBC;
     37 	Entry			e = { 0 };
     38 	Attribute		*a;
     39 	backsql_srch_info	bsi = { 0 };
     40 	AttributeName		anlist[2];
     41 	int			rc;
     42 
     43  	Debug( LDAP_DEBUG_TRACE, "==>backsql_bind()\n", 0, 0, 0 );
     44 
     45 	switch ( be_rootdn_bind( op, rs ) ) {
     46 	case SLAP_CB_CONTINUE:
     47 		break;
     48 
     49 	default:
     50 		/* in case of success, front end will send result;
     51 		 * otherwise, be_rootdn_bind() did */
     52  		Debug( LDAP_DEBUG_TRACE, "<==backsql_bind(%d)\n",
     53 			rs->sr_err, 0, 0 );
     54 		return rs->sr_err;
     55 	}
     56 
     57 	rs->sr_err = backsql_get_db_conn( op, &dbh );
     58 	if ( rs->sr_err != LDAP_SUCCESS ) {
     59      		Debug( LDAP_DEBUG_TRACE, "backsql_bind(): "
     60 			"could not get connection handle - exiting\n",
     61 			0, 0, 0 );
     62 
     63 		rs->sr_text = ( rs->sr_err == LDAP_OTHER )
     64 			? "SQL-backend error" : NULL;
     65 		goto error_return;
     66 	}
     67 
     68 	anlist[0].an_name = slap_schema.si_ad_userPassword->ad_cname;
     69 	anlist[0].an_desc = slap_schema.si_ad_userPassword;
     70 	anlist[1].an_name.bv_val = NULL;
     71 
     72 	bsi.bsi_e = &e;
     73 	rc = backsql_init_search( &bsi, &op->o_req_ndn, LDAP_SCOPE_BASE,
     74 			(time_t)(-1), NULL, dbh, op, rs, anlist,
     75 			BACKSQL_ISF_GET_ENTRY );
     76 	if ( rc != LDAP_SUCCESS ) {
     77 		Debug( LDAP_DEBUG_TRACE, "backsql_bind(): "
     78 			"could not retrieve bindDN ID - no such entry\n",
     79 			0, 0, 0 );
     80 		rs->sr_err = LDAP_INVALID_CREDENTIALS;
     81 		goto error_return;
     82 	}
     83 
     84 	a = attr_find( e.e_attrs, slap_schema.si_ad_userPassword );
     85 	if ( a == NULL ) {
     86 		rs->sr_err = LDAP_INVALID_CREDENTIALS;
     87 		goto error_return;
     88 	}
     89 
     90 	if ( slap_passwd_check( op, &e, a, &op->oq_bind.rb_cred,
     91 				&rs->sr_text ) != 0 )
     92 	{
     93 		rs->sr_err = LDAP_INVALID_CREDENTIALS;
     94 		goto error_return;
     95 	}
     96 
     97 error_return:;
     98 	if ( !BER_BVISNULL( &bsi.bsi_base_id.eid_ndn ) ) {
     99 		(void)backsql_free_entryID( &bsi.bsi_base_id, 0, op->o_tmpmemctx );
    100 	}
    101 
    102 	if ( !BER_BVISNULL( &e.e_nname ) ) {
    103 		backsql_entry_clean( op, &e );
    104 	}
    105 
    106 	if ( bsi.bsi_attrs != NULL ) {
    107 		op->o_tmpfree( bsi.bsi_attrs, op->o_tmpmemctx );
    108 	}
    109 
    110 	if ( rs->sr_err != LDAP_SUCCESS ) {
    111 		send_ldap_result( op, rs );
    112 	}
    113 
    114 	Debug( LDAP_DEBUG_TRACE,"<==backsql_bind()\n", 0, 0, 0 );
    115 
    116 	return rs->sr_err;
    117 }
    118 
    119