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https://git.openldap.org/openldap/openldap.git
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224 lines
6.2 KiB
C
224 lines
6.2 KiB
C
/*
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* Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*
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* Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
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*
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* This work has been developed to fulfill the requirements
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* of SysNet s.n.c. <http:www.sys-net.it> and it has been donated
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* to the OpenLDAP Foundation in the hope that it may be useful
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* to the Open Source community, but WITHOUT ANY WARRANTY.
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*
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* Permission is granted to anyone to use this software for any purpose
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* on any computer system, and to alter it and redistribute it, subject
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* to the following restrictions:
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*
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* 1. The author and SysNet s.n.c. are not responsible for the consequences
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* of use of this software, no matter how awful, even if they arise from
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* flaws in it.
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*
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* 2. The origin of this software must not be misrepresented, either by
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* explicit claim or by omission. Since few users ever read sources,
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* credits should appear in the documentation.
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*
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* 3. Altered versions must be plainly marked as such, and must not be
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* misrepresented as being the original software. Since few users
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* ever read sources, credits should appear in the documentation.
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* SysNet s.n.c. cannot be responsible for the consequences of the
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* alterations.
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*
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* 4. This notice may not be removed or altered.
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*
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*
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* This software is based on the backend back-ldap, implemented
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* by Howard Chu <hyc@highlandsun.com>, and modified by Mark Valence
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* <kurash@sassafras.com>, Pierangelo Masarati <ando@sys-net.it> and other
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* contributors. The contribution of the original software to the present
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* implementation is acknowledged in this copyright statement.
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*
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* A special acknowledgement goes to Howard for the overall architecture
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* (and for borrowing large pieces of code), and to Mark, who implemented
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* from scratch the attribute/objectclass mapping.
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*
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* The original copyright statement follows.
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*
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* Copyright 1999, Howard Chu, All rights reserved. <hyc@highlandsun.com>
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*
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* Permission is granted to anyone to use this software for any purpose
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* on any computer system, and to alter it and redistribute it, subject
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* to the following restrictions:
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*
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* 1. The author is not responsible for the consequences of use of this
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* software, no matter how awful, even if they arise from flaws in it.
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*
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* 2. The origin of this software must not be misrepresented, either by
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* explicit claim or by omission. Since few users ever read sources,
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* credits should appear in the documentation.
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*
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* 3. Altered versions must be plainly marked as such, and must not be
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* misrepresented as being the original software. Since few users
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* ever read sources, credits should appear in the
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* documentation.
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*
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* 4. This notice may not be removed or altered.
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*
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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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char *mdn;
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struct berval mapped;
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lc = meta_back_getconn( li, 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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|| !meta_back_is_valid( lc, candidate ) ) {
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rs->sr_err = LDAP_OTHER;
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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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switch ( rewrite_session( li->targets[ candidate ]->rwinfo,
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"modifyDn", op->o_req_dn.bv_val,
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op->o_conn, &mdn ) ) {
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case REWRITE_REGEXEC_OK:
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if ( mdn == NULL ) {
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mdn = ( char * )op->o_req_dn.bv_val;
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}
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_META, DETAIL1,
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"[rw] modifyDn: \"%s\" -> \"%s\"\n",
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op->o_req_dn.bv_val, mdn, 0 );
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#else /* !NEW_LOGGING */
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Debug( LDAP_DEBUG_ARGS, "rw> modifyDn: \"%s\" -> \"%s\"\n",
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op->o_req_dn.bv_val, mdn, 0 );
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#endif /* !NEW_LOGGING */
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break;
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case REWRITE_REGEXEC_UNWILLING:
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rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
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rs->sr_text = "Operation not allowed";
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rc = -1;
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goto cleanup;
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case REWRITE_REGEXEC_ERR:
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rs->sr_err = LDAP_OTHER;
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rs->sr_text = "Rewrite error";
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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->oq_modify.rs_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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for ( i = 0, ml = op->oq_modify.rs_modlist; ml; ml = ml->sml_next ) {
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int j;
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if ( ml->sml_desc->ad_type->sat_no_user_mod ) {
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continue;
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}
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ldap_back_map( &li->targets[ candidate ]->at_map,
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&ml->sml_desc->ad_cname, &mapped,
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BACKLDAP_MAP );
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if ( mapped.bv_val == NULL || mapped.bv_val[0] == '\0' ) {
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continue;
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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 ( strcmp( ml->sml_desc->ad_type->sat_syntax->ssyn_oid,
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SLAPD_DN_SYNTAX ) == 0 ) {
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ldap_dnattr_rewrite(
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li->targets[ candidate ]->rwinfo,
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ml->sml_bvalues, op->o_conn );
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}
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if ( ml->sml_bvalues != NULL ){
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for (j = 0; ml->sml_bvalues[ j ].bv_val; j++);
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mods[ i ].mod_bvalues = (struct berval **)ch_malloc((j+1) *
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sizeof(struct berval *));
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for (j = 0; ml->sml_bvalues[ j ].bv_val; j++)
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mods[ i ].mod_bvalues[ j ] = &ml->sml_bvalues[j];
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mods[ i ].mod_bvalues[ j ] = NULL;
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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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ldap_modify_s( lc->conns[ candidate ].ld, mdn, modv );
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cleanup:;
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if ( mdn != op->o_req_dn.bv_val ) {
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free( 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 == 0 ) {
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return meta_back_op_result( lc, op, rs ) == LDAP_SUCCESS
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? 0 : 1;
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} /* else */
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send_ldap_result( op, rs );
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return rc;
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}
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