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bind.c revision 1.1.1.6 
      1 /*	$NetBSD: bind.c,v 1.1.1.6 2018/02/06 01:53:18 christos Exp $	*/
      2 
      3 /* $OpenLDAP$ */
      4 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
      5  *
      6  * Copyright 1999-2017 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 <sys/cdefs.h>
     26 __RCSID("$NetBSD: bind.c,v 1.1.1.6 2018/02/06 01:53:18 christos Exp $");
     27 
     28 #include "portable.h"
     29 
     30 #include <stdio.h>
     31 #include <sys/types.h>
     32 
     33 #include "slap.h"
     34 #include "proto-sql.h"
     35 
     36 int
     37 backsql_bind( Operation *op, SlapReply *rs )
     38 {
     39 	SQLHDBC			dbh = SQL_NULL_HDBC;
     40 	Entry			e = { 0 };
     41 	Attribute		*a;
     42 	backsql_srch_info	bsi = { 0 };
     43 	AttributeName		anlist[2];
     44 	int			rc;
     45 
     46  	Debug( LDAP_DEBUG_TRACE, "==>backsql_bind()\n", 0, 0, 0 );
     47 
     48 	switch ( be_rootdn_bind( op, rs ) ) {
     49 	case SLAP_CB_CONTINUE:
     50 		break;
     51 
     52 	default:
     53 		/* in case of success, front end will send result;
     54 		 * otherwise, be_rootdn_bind() did */
     55  		Debug( LDAP_DEBUG_TRACE, "<==backsql_bind(%d)\n",
     56 			rs->sr_err, 0, 0 );
     57 		return rs->sr_err;
     58 	}
     59 
     60 	rs->sr_err = backsql_get_db_conn( op, &dbh );
     61 	if ( rs->sr_err != LDAP_SUCCESS ) {
     62      		Debug( LDAP_DEBUG_TRACE, "backsql_bind(): "
     63 			"could not get connection handle - exiting\n",
     64 			0, 0, 0 );
     65 
     66 		rs->sr_text = ( rs->sr_err == LDAP_OTHER )
     67 			? "SQL-backend error" : NULL;
     68 		goto error_return;
     69 	}
     70 
     71 	anlist[0].an_name = slap_schema.si_ad_userPassword->ad_cname;
     72 	anlist[0].an_desc = slap_schema.si_ad_userPassword;
     73 	anlist[1].an_name.bv_val = NULL;
     74 
     75 	bsi.bsi_e = &e;
     76 	rc = backsql_init_search( &bsi, &op->o_req_ndn, LDAP_SCOPE_BASE,
     77 			(time_t)(-1), NULL, dbh, op, rs, anlist,
     78 			BACKSQL_ISF_GET_ENTRY );
     79 	if ( rc != LDAP_SUCCESS ) {
     80 		Debug( LDAP_DEBUG_TRACE, "backsql_bind(): "
     81 			"could not retrieve bindDN ID - no such entry\n",
     82 			0, 0, 0 );
     83 		rs->sr_err = LDAP_INVALID_CREDENTIALS;
     84 		goto error_return;
     85 	}
     86 
     87 	a = attr_find( e.e_attrs, slap_schema.si_ad_userPassword );
     88 	if ( a == NULL ) {
     89 		rs->sr_err = LDAP_INVALID_CREDENTIALS;
     90 		goto error_return;
     91 	}
     92 
     93 	if ( slap_passwd_check( op, &e, a, &op->oq_bind.rb_cred,
     94 				&rs->sr_text ) != 0 )
     95 	{
     96 		rs->sr_err = LDAP_INVALID_CREDENTIALS;
     97 		goto error_return;
     98 	}
     99 
    100 error_return:;
    101 	if ( !BER_BVISNULL( &bsi.bsi_base_id.eid_ndn ) ) {
    102 		(void)backsql_free_entryID( &bsi.bsi_base_id, 0, op->o_tmpmemctx );
    103 	}
    104 
    105 	if ( !BER_BVISNULL( &e.e_nname ) ) {
    106 		backsql_entry_clean( op, &e );
    107 	}
    108 
    109 	if ( bsi.bsi_attrs != NULL ) {
    110 		op->o_tmpfree( bsi.bsi_attrs, op->o_tmpmemctx );
    111 	}
    112 
    113 	if ( rs->sr_err != LDAP_SUCCESS ) {
    114 		send_ldap_result( op, rs );
    115 	}
    116 
    117 	Debug( LDAP_DEBUG_TRACE,"<==backsql_bind()\n", 0, 0, 0 );
    118 
    119 	return rs->sr_err;
    120 }
    121 
    122