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https://git.openldap.org/openldap/openldap.git
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203 lines
4.7 KiB
C
203 lines
4.7 KiB
C
/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 1999-2005 The OpenLDAP Foundation.
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* Portions Copyright 2001-2003 Pierangelo Masarati.
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* Portions Copyright 1999-2003 Howard Chu.
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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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*/
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/* ACKNOWLEDGEMENTS:
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* This work was initially developed by the Howard Chu for inclusion
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* in OpenLDAP Software and subsequently enhanced by Pierangelo
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* Masarati.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/string.h>
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#include <ac/socket.h>
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#include "slap.h"
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#include "../back-ldap/back-ldap.h"
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#include "back-meta.h"
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int
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meta_back_modify( Operation *op, SlapReply *rs )
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{
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struct metainfo *li = ( struct metainfo * )op->o_bd->be_private;
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struct metaconn *lc;
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int rc = 0;
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LDAPMod **modv = NULL;
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LDAPMod *mods = NULL;
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Modifications *ml;
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int candidate = -1, i;
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int isupdate;
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struct berval mdn = BER_BVNULL;
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struct berval mapped;
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dncookie dc;
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lc = meta_back_getconn( op, rs, META_OP_REQUIRE_SINGLE,
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&op->o_req_ndn, &candidate );
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if ( !lc ) {
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rc = -1;
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goto cleanup;
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}
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if ( !meta_back_dobind( lc, op ) ) {
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rs->sr_err = LDAP_UNAVAILABLE;
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} else if ( !meta_back_is_valid( lc, candidate ) ) {
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rs->sr_err = LDAP_OTHER;
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}
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if ( rs->sr_err != LDAP_SUCCESS ) {
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rc = -1;
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goto cleanup;
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}
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/*
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* Rewrite the modify dn, if needed
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*/
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dc.rwmap = &li->targets[ candidate ]->mt_rwmap;
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dc.conn = op->o_conn;
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dc.rs = rs;
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dc.ctx = "modifyDN";
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if ( ldap_back_dn_massage( &dc, &op->o_req_dn, &mdn ) ) {
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rc = -1;
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goto cleanup;
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}
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for ( i = 0, ml = op->orm_modlist; ml; i++ ,ml = ml->sml_next )
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;
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mods = ch_malloc( sizeof( LDAPMod )*i );
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if ( mods == NULL ) {
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rs->sr_err = LDAP_NO_MEMORY;
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rc = -1;
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goto cleanup;
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}
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modv = ( LDAPMod ** )ch_malloc( ( i + 1 )*sizeof( LDAPMod * ) );
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if ( modv == NULL ) {
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rs->sr_err = LDAP_NO_MEMORY;
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rc = -1;
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goto cleanup;
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}
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dc.ctx = "modifyAttrDN";
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isupdate = be_shadow_update( op );
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for ( i = 0, ml = op->orm_modlist; ml; ml = ml->sml_next ) {
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int j, is_oc = 0;
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if ( !isupdate && ml->sml_desc->ad_type->sat_no_user_mod ) {
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continue;
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}
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if ( ml->sml_desc == slap_schema.si_ad_objectClass
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|| ml->sml_desc == slap_schema.si_ad_structuralObjectClass )
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{
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is_oc = 1;
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mapped = ml->sml_desc->ad_cname;
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} else {
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ldap_back_map( &li->targets[ candidate ]->mt_rwmap.rwm_at,
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&ml->sml_desc->ad_cname, &mapped,
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BACKLDAP_MAP );
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if ( BER_BVISNULL( &mapped ) || BER_BVISEMPTY( &mapped ) ) {
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continue;
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}
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}
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modv[ i ] = &mods[ i ];
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mods[ i ].mod_op = ml->sml_op | LDAP_MOD_BVALUES;
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mods[ i ].mod_type = mapped.bv_val;
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/*
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* FIXME: dn-valued attrs should be rewritten
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* to allow their use in ACLs at the back-ldap
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* level.
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*/
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if ( ml->sml_values != NULL ) {
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if ( is_oc ) {
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for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ )
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;
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mods[ i ].mod_bvalues =
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(struct berval **)ch_malloc( ( j + 1 ) *
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sizeof( struct berval * ) );
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for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ ) {
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ldap_back_map( &li->targets[ candidate ]->mt_rwmap.rwm_oc,
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&ml->sml_values[ j ],
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&mapped, BACKLDAP_MAP );
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if ( BER_BVISNULL( &mapped ) || BER_BVISEMPTY( &mapped ) )
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{
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continue;
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}
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mods[ i ].mod_bvalues[ j ] = &mapped;
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}
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mods[ i ].mod_bvalues[ j ] = NULL;
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} else {
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if ( ml->sml_desc->ad_type->sat_syntax ==
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slap_schema.si_syn_distinguishedName )
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{
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( void )ldap_dnattr_rewrite( &dc, ml->sml_values );
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if ( ml->sml_values == NULL ) {
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continue;
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}
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}
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for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ )
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;
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mods[ i ].mod_bvalues =
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(struct berval **)ch_malloc( ( j + 1 ) *
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sizeof( struct berval * ) );
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for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ ) {
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mods[ i ].mod_bvalues[ j ] = &ml->sml_values[ j ];
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}
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mods[ i ].mod_bvalues[ j ] = NULL;
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}
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} else {
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mods[ i ].mod_bvalues = NULL;
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}
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i++;
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}
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modv[ i ] = 0;
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rs->sr_err = ldap_modify_ext_s( lc->mc_conns[ candidate ].msc_ld, mdn.bv_val,
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modv, NULL, NULL );
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cleanup:;
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if ( mdn.bv_val != op->o_req_dn.bv_val ) {
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free( mdn.bv_val );
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BER_BVZERO( &mdn );
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}
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if ( modv != NULL ) {
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for ( i = 0; modv[ i ]; i++ ) {
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free( modv[ i ]->mod_bvalues );
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}
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}
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free( mods );
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free( modv );
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if ( rc != -1 ) {
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return meta_back_op_result( lc, op, rs );
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}
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send_ldap_result( op, rs );
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return rs->sr_err;
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}
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