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-rw-r--r--servers/slapd/back-meta/add.c211
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diff --git a/servers/slapd/back-meta/add.c b/servers/slapd/back-meta/add.c
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+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2021 The OpenLDAP Foundation.
+ * Portions Copyright 2001-2003 Pierangelo Masarati.
+ * Portions Copyright 1999-2003 Howard Chu.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by the Howard Chu for inclusion
+ * in OpenLDAP Software and subsequently enhanced by Pierangelo
+ * Masarati.
+ */
+
+
+#include "portable.h"
+
+#include <stdio.h>
+
+#include <ac/string.h>
+#include <ac/socket.h>
+
+#include "slap.h"
+#include "../back-ldap/back-ldap.h"
+#include "back-meta.h"
+
+int
+meta_back_add( Operation *op, SlapReply *rs )
+{
+ metainfo_t *mi = ( metainfo_t * )op->o_bd->be_private;
+ metatarget_t *mt;
+ metaconn_t *mc;
+ int i, candidate = -1;
+ int isupdate;
+ Attribute *a;
+ LDAPMod **attrs;
+ struct berval mdn = BER_BVNULL, mapped;
+ dncookie dc;
+ int msgid;
+ ldap_back_send_t retrying = LDAP_BACK_RETRYING;
+ LDAPControl **ctrls = NULL;
+
+ Debug(LDAP_DEBUG_ARGS, "==> meta_back_add: %s\n",
+ op->o_req_dn.bv_val, 0, 0 );
+
+ /*
+ * get the current connection
+ */
+ mc = meta_back_getconn( op, rs, &candidate, LDAP_BACK_SENDERR );
+ if ( !mc || !meta_back_dobind( op, rs, mc, LDAP_BACK_SENDERR ) ) {
+ return rs->sr_err;
+ }
+
+ assert( mc->mc_conns[ candidate ].msc_ld != NULL );
+
+ /*
+ * Rewrite the add dn, if needed
+ */
+ mt = mi->mi_targets[ candidate ];
+ dc.target = mt;
+ dc.conn = op->o_conn;
+ dc.rs = rs;
+ dc.ctx = "addDN";
+
+ if ( ldap_back_dn_massage( &dc, &op->o_req_dn, &mdn ) ) {
+ send_ldap_result( op, rs );
+ goto done;
+ }
+
+ /* Count number of attributes in entry ( +1 ) */
+ for ( i = 1, a = op->ora_e->e_attrs; a; i++, a = a->a_next );
+
+ /* Create array of LDAPMods for ldap_add() */
+ attrs = ch_malloc( sizeof( LDAPMod * )*i );
+
+ dc.ctx = "addAttrDN";
+ isupdate = be_shadow_update( op );
+ for ( i = 0, a = op->ora_e->e_attrs; a; a = a->a_next ) {
+ int j, is_oc = 0;
+
+ if ( !isupdate && !get_relax( op ) && a->a_desc->ad_type->sat_no_user_mod )
+ {
+ continue;
+ }
+
+ if ( a->a_desc == slap_schema.si_ad_objectClass
+ || a->a_desc == slap_schema.si_ad_structuralObjectClass )
+ {
+ is_oc = 1;
+ mapped = a->a_desc->ad_cname;
+
+ } else {
+ ldap_back_map( &mt->mt_rwmap.rwm_at,
+ &a->a_desc->ad_cname, &mapped, BACKLDAP_MAP );
+ if ( BER_BVISNULL( &mapped ) || BER_BVISEMPTY( &mapped ) ) {
+ continue;
+ }
+ }
+
+ attrs[ i ] = ch_malloc( sizeof( LDAPMod ) );
+ if ( attrs[ i ] == NULL ) {
+ continue;
+ }
+ attrs[ i ]->mod_op = LDAP_MOD_BVALUES;
+ attrs[ i ]->mod_type = mapped.bv_val;
+
+ if ( is_oc ) {
+ for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); j++ )
+ ;
+
+ attrs[ i ]->mod_bvalues =
+ (struct berval **)ch_malloc( ( j + 1 ) *
+ sizeof( struct berval * ) );
+
+ for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); ) {
+ struct ldapmapping *mapping;
+
+ ldap_back_mapping( &mt->mt_rwmap.rwm_oc,
+ &a->a_vals[ j ], &mapping, BACKLDAP_MAP );
+
+ if ( mapping == NULL ) {
+ if ( mt->mt_rwmap.rwm_oc.drop_missing ) {
+ continue;
+ }
+ attrs[ i ]->mod_bvalues[ j ] = &a->a_vals[ j ];
+
+ } else {
+ attrs[ i ]->mod_bvalues[ j ] = &mapping->dst;
+ }
+ j++;
+ }
+ attrs[ i ]->mod_bvalues[ j ] = NULL;
+
+ } else {
+ /*
+ * FIXME: dn-valued attrs should be rewritten
+ * to allow their use in ACLs at the back-ldap
+ * level.
+ */
+ if ( a->a_desc->ad_type->sat_syntax ==
+ slap_schema.si_syn_distinguishedName )
+ {
+ (void)ldap_dnattr_rewrite( &dc, a->a_vals );
+ if ( a->a_vals == NULL ) {
+ continue;
+ }
+ }
+
+ for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); j++ )
+ ;
+
+ attrs[ i ]->mod_bvalues = ch_malloc( ( j + 1 ) * sizeof( struct berval * ) );
+ for ( j = 0; !BER_BVISNULL( &a->a_vals[ j ] ); j++ ) {
+ attrs[ i ]->mod_bvalues[ j ] = &a->a_vals[ j ];
+ }
+ attrs[ i ]->mod_bvalues[ j ] = NULL;
+ }
+ i++;
+ }
+ attrs[ i ] = NULL;
+
+retry:;
+ ctrls = op->o_ctrls;
+ if ( meta_back_controls_add( op, rs, mc, candidate, &ctrls ) != LDAP_SUCCESS )
+ {
+ send_ldap_result( op, rs );
+ goto cleanup;
+ }
+
+ rs->sr_err = ldap_add_ext( mc->mc_conns[ candidate ].msc_ld, mdn.bv_val,
+ attrs, ctrls, NULL, &msgid );
+ rs->sr_err = meta_back_op_result( mc, op, rs, candidate, msgid,
+ mt->mt_timeout[ SLAP_OP_ADD ], ( LDAP_BACK_SENDRESULT | retrying ) );
+ if ( rs->sr_err == LDAP_UNAVAILABLE && retrying ) {
+ retrying &= ~LDAP_BACK_RETRYING;
+ if ( meta_back_retry( op, rs, &mc, candidate, LDAP_BACK_SENDERR ) ) {
+ /* if the identity changed, there might be need to re-authz */
+ (void)mi->mi_ldap_extra->controls_free( op, rs, &ctrls );
+ goto retry;
+ }
+ }
+
+cleanup:;
+ (void)mi->mi_ldap_extra->controls_free( op, rs, &ctrls );
+
+ for ( --i; i >= 0; --i ) {
+ free( attrs[ i ]->mod_bvalues );
+ free( attrs[ i ] );
+ }
+ free( attrs );
+ if ( mdn.bv_val != op->ora_e->e_dn ) {
+ free( mdn.bv_val );
+ BER_BVZERO( &mdn );
+ }
+
+done:;
+ if ( mc ) {
+ meta_back_release_conn( mi, mc );
+ }
+
+ return rs->sr_err;
+}
+