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-rw-r--r--servers/slapd/back-ndb/modify.cpp704
1 files changed, 704 insertions, 0 deletions
diff --git a/servers/slapd/back-ndb/modify.cpp b/servers/slapd/back-ndb/modify.cpp
new file mode 100644
index 0000000..ba9c522
--- /dev/null
+++ b/servers/slapd/back-ndb/modify.cpp
@@ -0,0 +1,704 @@
+/* modify.cpp - ndb backend modify routine */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2008-2021 The OpenLDAP Foundation.
+ * 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 Howard Chu for inclusion
+ * in OpenLDAP Software. This work was sponsored by MySQL.
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+#include <ac/string.h>
+#include <ac/time.h>
+
+#include "back-ndb.h"
+
+/* This is a copy from slapd/mods.c, but with compaction tweaked
+ * to swap values from the tail into deleted slots, to reduce the
+ * overall update traffic.
+ */
+static int
+ndb_modify_delete(
+ Entry *e,
+ Modification *mod,
+ int permissive,
+ const char **text,
+ char *textbuf, size_t textlen,
+ int *idx )
+{
+ Attribute *a;
+ MatchingRule *mr = mod->sm_desc->ad_type->sat_equality;
+ struct berval *cvals;
+ int *id2 = NULL;
+ int i, j, rc = 0, num;
+ unsigned flags;
+ char dummy = '\0';
+
+ /* For ordered vals, we have no choice but to preserve order */
+ if ( mod->sm_desc->ad_type->sat_flags & SLAP_AT_ORDERED_VAL )
+ return modify_delete_vindex( e, mod, permissive, text,
+ textbuf, textlen, idx );
+
+ /*
+ * If permissive is set, then the non-existence of an
+ * attribute is not treated as an error.
+ */
+
+ /* delete the entire attribute */
+ if ( mod->sm_values == NULL ) {
+ rc = attr_delete( &e->e_attrs, mod->sm_desc );
+
+ if( permissive ) {
+ rc = LDAP_SUCCESS;
+ } else if( rc != LDAP_SUCCESS ) {
+ *text = textbuf;
+ snprintf( textbuf, textlen,
+ "modify/delete: %s: no such attribute",
+ mod->sm_desc->ad_cname.bv_val );
+ rc = LDAP_NO_SUCH_ATTRIBUTE;
+ }
+ return rc;
+ }
+
+ /* FIXME: Catch old code that doesn't set sm_numvals.
+ */
+ if ( !BER_BVISNULL( &mod->sm_values[mod->sm_numvals] )) {
+ for ( i = 0; !BER_BVISNULL( &mod->sm_values[i] ); i++ );
+ assert( mod->sm_numvals == i );
+ }
+ if ( !idx ) {
+ id2 = (int *)ch_malloc( mod->sm_numvals * sizeof( int ));
+ idx = id2;
+ }
+
+ if( mr == NULL || !mr->smr_match ) {
+ /* disallow specific attributes from being deleted if
+ no equality rule */
+ *text = textbuf;
+ snprintf( textbuf, textlen,
+ "modify/delete: %s: no equality matching rule",
+ mod->sm_desc->ad_cname.bv_val );
+ rc = LDAP_INAPPROPRIATE_MATCHING;
+ goto return_result;
+ }
+
+ /* delete specific values - find the attribute first */
+ if ( (a = attr_find( e->e_attrs, mod->sm_desc )) == NULL ) {
+ if( permissive ) {
+ rc = LDAP_SUCCESS;
+ goto return_result;
+ }
+ *text = textbuf;
+ snprintf( textbuf, textlen,
+ "modify/delete: %s: no such attribute",
+ mod->sm_desc->ad_cname.bv_val );
+ rc = LDAP_NO_SUCH_ATTRIBUTE;
+ goto return_result;
+ }
+
+ if ( mod->sm_nvalues ) {
+ flags = SLAP_MR_EQUALITY | SLAP_MR_VALUE_OF_ASSERTION_SYNTAX
+ | SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH
+ | SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH;
+ cvals = mod->sm_nvalues;
+ } else {
+ flags = SLAP_MR_EQUALITY | SLAP_MR_VALUE_OF_ASSERTION_SYNTAX;
+ cvals = mod->sm_values;
+ }
+
+ /* Locate values to delete */
+ for ( i = 0; !BER_BVISNULL( &mod->sm_values[i] ); i++ ) {
+ unsigned sort;
+ rc = attr_valfind( a, flags, &cvals[i], &sort, NULL );
+ if ( rc == LDAP_SUCCESS ) {
+ idx[i] = sort;
+ } else if ( rc == LDAP_NO_SUCH_ATTRIBUTE ) {
+ if ( permissive ) {
+ idx[i] = -1;
+ continue;
+ }
+ *text = textbuf;
+ snprintf( textbuf, textlen,
+ "modify/delete: %s: no such value",
+ mod->sm_desc->ad_cname.bv_val );
+ goto return_result;
+ } else {
+ *text = textbuf;
+ snprintf( textbuf, textlen,
+ "modify/delete: %s: matching rule failed",
+ mod->sm_desc->ad_cname.bv_val );
+ goto return_result;
+ }
+ }
+
+ num = a->a_numvals;
+
+ /* Delete the values */
+ for ( i = 0; i < mod->sm_numvals; i++ ) {
+ /* Skip permissive values that weren't found */
+ if ( idx[i] < 0 )
+ continue;
+ /* Skip duplicate delete specs */
+ if ( a->a_vals[idx[i]].bv_val == &dummy )
+ continue;
+ /* delete value and mark it as gone */
+ free( a->a_vals[idx[i]].bv_val );
+ a->a_vals[idx[i]].bv_val = &dummy;
+ if( a->a_nvals != a->a_vals ) {
+ free( a->a_nvals[idx[i]].bv_val );
+ a->a_nvals[idx[i]].bv_val = &dummy;
+ }
+ a->a_numvals--;
+ }
+
+ /* compact array */
+ for ( i=0; i<num; i++ ) {
+ if ( a->a_vals[i].bv_val != &dummy )
+ continue;
+ for ( --num; num > i && a->a_vals[num].bv_val == &dummy; num-- )
+ ;
+ a->a_vals[i] = a->a_vals[num];
+ if ( a->a_nvals != a->a_vals )
+ a->a_nvals[i] = a->a_nvals[num];
+ }
+
+ BER_BVZERO( &a->a_vals[num] );
+ if (a->a_nvals != a->a_vals) {
+ BER_BVZERO( &a->a_nvals[num] );
+ }
+
+ /* if no values remain, delete the entire attribute */
+ if ( !a->a_numvals ) {
+ if ( attr_delete( &e->e_attrs, mod->sm_desc ) ) {
+ /* Can never happen */
+ *text = textbuf;
+ snprintf( textbuf, textlen,
+ "modify/delete: %s: no such attribute",
+ mod->sm_desc->ad_cname.bv_val );
+ rc = LDAP_NO_SUCH_ATTRIBUTE;
+ }
+ }
+return_result:
+ if ( id2 )
+ ch_free( id2 );
+ return rc;
+}
+
+int ndb_modify_internal(
+ Operation *op,
+ NdbArgs *NA,
+ const char **text,
+ char *textbuf,
+ size_t textlen )
+{
+ struct ndb_info *ni = (struct ndb_info *) op->o_bd->be_private;
+ Modification *mod;
+ Modifications *ml;
+ Modifications *modlist = op->orm_modlist;
+ NdbAttrInfo **modai, *atmp;
+ const NdbDictionary::Dictionary *myDict;
+ const NdbDictionary::Table *myTable;
+ int got_oc = 0, nmods = 0, nai = 0, i, j;
+ int rc, indexed = 0;
+ Attribute *old = NULL;
+
+ Debug( LDAP_DEBUG_TRACE, "ndb_modify_internal: 0x%08lx: %s\n",
+ NA->e->e_id, NA->e->e_dn, 0);
+
+ if ( !acl_check_modlist( op, NA->e, modlist )) {
+ return LDAP_INSUFFICIENT_ACCESS;
+ }
+
+ old = attrs_dup( NA->e->e_attrs );
+
+ for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
+ mod = &ml->sml_mod;
+ nmods++;
+
+ switch ( mod->sm_op ) {
+ case LDAP_MOD_ADD:
+ Debug(LDAP_DEBUG_ARGS,
+ "ndb_modify_internal: add %s\n",
+ mod->sm_desc->ad_cname.bv_val, 0, 0);
+ rc = modify_add_values( NA->e, mod, get_permissiveModify(op),
+ text, textbuf, textlen );
+ if( rc != LDAP_SUCCESS ) {
+ Debug(LDAP_DEBUG_ARGS, "ndb_modify_internal: %d %s\n",
+ rc, *text, 0);
+ }
+ break;
+
+ case LDAP_MOD_DELETE:
+ Debug(LDAP_DEBUG_ARGS,
+ "ndb_modify_internal: delete %s\n",
+ mod->sm_desc->ad_cname.bv_val, 0, 0);
+ rc = ndb_modify_delete( NA->e, mod, get_permissiveModify(op),
+ text, textbuf, textlen, NULL );
+ assert( rc != LDAP_TYPE_OR_VALUE_EXISTS );
+ if( rc != LDAP_SUCCESS ) {
+ Debug(LDAP_DEBUG_ARGS, "ndb_modify_internal: %d %s\n",
+ rc, *text, 0);
+ }
+ break;
+
+ case LDAP_MOD_REPLACE:
+ Debug(LDAP_DEBUG_ARGS,
+ "ndb_modify_internal: replace %s\n",
+ mod->sm_desc->ad_cname.bv_val, 0, 0);
+ rc = modify_replace_values( NA->e, mod, get_permissiveModify(op),
+ text, textbuf, textlen );
+ if( rc != LDAP_SUCCESS ) {
+ Debug(LDAP_DEBUG_ARGS, "ndb_modify_internal: %d %s\n",
+ rc, *text, 0);
+ }
+ break;
+
+ case LDAP_MOD_INCREMENT:
+ Debug(LDAP_DEBUG_ARGS,
+ "ndb_modify_internal: increment %s\n",
+ mod->sm_desc->ad_cname.bv_val, 0, 0);
+ rc = modify_increment_values( NA->e, mod, get_permissiveModify(op),
+ text, textbuf, textlen );
+ if( rc != LDAP_SUCCESS ) {
+ Debug(LDAP_DEBUG_ARGS,
+ "ndb_modify_internal: %d %s\n",
+ rc, *text, 0);
+ }
+ break;
+
+ case SLAP_MOD_SOFTADD:
+ Debug(LDAP_DEBUG_ARGS,
+ "ndb_modify_internal: softadd %s\n",
+ mod->sm_desc->ad_cname.bv_val, 0, 0);
+ mod->sm_op = LDAP_MOD_ADD;
+
+ rc = modify_add_values( NA->e, mod, get_permissiveModify(op),
+ text, textbuf, textlen );
+
+ mod->sm_op = SLAP_MOD_SOFTADD;
+
+ if ( rc == LDAP_TYPE_OR_VALUE_EXISTS ) {
+ rc = LDAP_SUCCESS;
+ }
+
+ if( rc != LDAP_SUCCESS ) {
+ Debug(LDAP_DEBUG_ARGS, "ndb_modify_internal: %d %s\n",
+ rc, *text, 0);
+ }
+ break;
+
+ case SLAP_MOD_SOFTDEL:
+ Debug(LDAP_DEBUG_ARGS,
+ "ndb_modify_internal: softdel %s\n",
+ mod->sm_desc->ad_cname.bv_val, 0, 0);
+ mod->sm_op = LDAP_MOD_DELETE;
+
+ rc = modify_delete_values( NA->e, mod, get_permissiveModify(op),
+ text, textbuf, textlen );
+
+ mod->sm_op = SLAP_MOD_SOFTDEL;
+
+ if ( rc == LDAP_NO_SUCH_ATTRIBUTE) {
+ rc = LDAP_SUCCESS;
+ }
+
+ if( rc != LDAP_SUCCESS ) {
+ Debug(LDAP_DEBUG_ARGS, "ndb_modify_internal: %d %s\n",
+ rc, *text, 0);
+ }
+ break;
+
+ case SLAP_MOD_ADD_IF_NOT_PRESENT:
+ Debug(LDAP_DEBUG_ARGS,
+ "ndb_modify_internal: add_if_not_present %s\n",
+ mod->sm_desc->ad_cname.bv_val, 0, 0);
+ if ( attr_find( NA->e->e_attrs, mod->sm_desc ) ) {
+ rc = LDAP_SUCCESS;
+ break;
+ }
+
+ mod->sm_op = LDAP_MOD_ADD;
+
+ rc = modify_add_values( NA->e, mod, get_permissiveModify(op),
+ text, textbuf, textlen );
+
+ mod->sm_op = SLAP_MOD_ADD_IF_NOT_PRESENT;
+
+ if( rc != LDAP_SUCCESS ) {
+ Debug(LDAP_DEBUG_ARGS, "ndb_modify_internal: %d %s\n",
+ rc, *text, 0);
+ }
+ break;
+
+ default:
+ Debug(LDAP_DEBUG_ANY, "ndb_modify_internal: invalid op %d\n",
+ mod->sm_op, 0, 0);
+ *text = "Invalid modify operation";
+ rc = LDAP_OTHER;
+ Debug(LDAP_DEBUG_ARGS, "ndb_modify_internal: %d %s\n",
+ rc, *text, 0);
+ }
+
+ if ( rc != LDAP_SUCCESS ) {
+ attrs_free( old );
+ return rc;
+ }
+
+ /* If objectClass was modified, reset the flags */
+ if ( mod->sm_desc == slap_schema.si_ad_objectClass ) {
+ NA->e->e_ocflags = 0;
+ got_oc = 1;
+ }
+ }
+
+ /* check that the entry still obeys the schema */
+ rc = entry_schema_check( op, NA->e, NULL, get_relax(op), 0, NULL,
+ text, textbuf, textlen );
+ if ( rc != LDAP_SUCCESS || op->o_noop ) {
+ if ( rc != LDAP_SUCCESS ) {
+ Debug( LDAP_DEBUG_ANY,
+ "entry failed schema check: %s\n",
+ *text, 0, 0 );
+ }
+ attrs_free( old );
+ return rc;
+ }
+
+ if ( got_oc ) {
+ rc = ndb_entry_put_info( op->o_bd, NA, 1 );
+ if ( rc ) {
+ attrs_free( old );
+ return rc;
+ }
+ }
+
+ /* apply modifications to DB */
+ modai = (NdbAttrInfo **)op->o_tmpalloc( nmods * sizeof(NdbAttrInfo*), op->o_tmpmemctx );
+
+ /* Get the unique list of modified attributes */
+ ldap_pvt_thread_rdwr_rlock( &ni->ni_ai_rwlock );
+ for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
+ /* Already took care of objectclass */
+ if ( ml->sml_desc == slap_schema.si_ad_objectClass )
+ continue;
+ for ( i=0; i<nai; i++ ) {
+ if ( ml->sml_desc->ad_type == modai[i]->na_attr )
+ break;
+ }
+ /* This attr was already updated */
+ if ( i < nai )
+ continue;
+ modai[nai] = ndb_ai_find( ni, ml->sml_desc->ad_type );
+ if ( modai[nai]->na_flag & NDB_INFO_INDEX )
+ indexed++;
+ nai++;
+ }
+ ldap_pvt_thread_rdwr_runlock( &ni->ni_ai_rwlock );
+
+ /* If got_oc, this was already done above */
+ if ( indexed && !got_oc) {
+ rc = ndb_entry_put_info( op->o_bd, NA, 1 );
+ if ( rc ) {
+ attrs_free( old );
+ return rc;
+ }
+ }
+
+ myDict = NA->ndb->getDictionary();
+
+ /* sort modai so that OcInfo's are contiguous */
+ {
+ int j, k;
+ for ( i=0; i<nai; i++ ) {
+ for ( j=i+1; j<nai; j++ ) {
+ if ( modai[i]->na_oi == modai[j]->na_oi )
+ continue;
+ for ( k=j+1; k<nai; k++ ) {
+ if ( modai[i]->na_oi == modai[k]->na_oi ) {
+ atmp = modai[j];
+ modai[j] = modai[k];
+ modai[k] = atmp;
+ break;
+ }
+ }
+ /* there are no more na_oi's that match modai[i] */
+ if ( k == nai ) {
+ i = j;
+ }
+ }
+ }
+ }
+
+ /* One call per table... */
+ for ( i=0; i<nai; i += j ) {
+ atmp = modai[i];
+ for ( j=i+1; j<nai; j++ )
+ if ( atmp->na_oi != modai[j]->na_oi )
+ break;
+ j -= i;
+ myTable = myDict->getTable( atmp->na_oi->no_table.bv_val );
+ if ( !myTable )
+ continue;
+ rc = ndb_oc_attrs( NA->txn, myTable, NA->e, atmp->na_oi, &modai[i], j, old );
+ if ( rc ) break;
+ }
+ attrs_free( old );
+ return rc;
+}
+
+
+int
+ndb_back_modify( Operation *op, SlapReply *rs )
+{
+ struct ndb_info *ni = (struct ndb_info *) op->o_bd->be_private;
+ Entry e = {0};
+ int manageDSAit = get_manageDSAit( op );
+ char textbuf[SLAP_TEXT_BUFLEN];
+ size_t textlen = sizeof textbuf;
+
+ int num_retries = 0;
+
+ NdbArgs NA;
+ NdbRdns rdns;
+ struct berval matched;
+
+ LDAPControl **preread_ctrl = NULL;
+ LDAPControl **postread_ctrl = NULL;
+ LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
+ int num_ctrls = 0;
+
+ Debug( LDAP_DEBUG_ARGS, LDAP_XSTRING(ndb_back_modify) ": %s\n",
+ op->o_req_dn.bv_val, 0, 0 );
+
+ ctrls[num_ctrls] = NULL;
+
+ slap_mods_opattrs( op, &op->orm_modlist, 1 );
+
+ e.e_name = op->o_req_dn;
+ e.e_nname = op->o_req_ndn;
+
+ /* Get our NDB handle */
+ rs->sr_err = ndb_thread_handle( op, &NA.ndb );
+ rdns.nr_num = 0;
+ NA.rdns = &rdns;
+ NA.e = &e;
+
+ if( 0 ) {
+retry: /* transaction retry */
+ NA.txn->close();
+ NA.txn = NULL;
+ if( e.e_attrs ) {
+ attrs_free( e.e_attrs );
+ e.e_attrs = NULL;
+ }
+ Debug(LDAP_DEBUG_TRACE,
+ LDAP_XSTRING(ndb_back_modify) ": retrying...\n", 0, 0, 0);
+ if ( op->o_abandon ) {
+ rs->sr_err = SLAPD_ABANDON;
+ goto return_results;
+ }
+ if ( NA.ocs ) {
+ ber_bvarray_free_x( NA.ocs, op->o_tmpmemctx );
+ }
+ ndb_trans_backoff( ++num_retries );
+ }
+ NA.ocs = NULL;
+
+ /* begin transaction */
+ NA.txn = NA.ndb->startTransaction();
+ rs->sr_text = NULL;
+ if( !NA.txn ) {
+ Debug( LDAP_DEBUG_TRACE,
+ LDAP_XSTRING(ndb_back_modify) ": startTransaction failed: %s (%d)\n",
+ NA.ndb->getNdbError().message, NA.ndb->getNdbError().code, 0 );
+ rs->sr_err = LDAP_OTHER;
+ rs->sr_text = "internal error";
+ goto return_results;
+ }
+
+ /* get entry or ancestor */
+ rs->sr_err = ndb_entry_get_info( op, &NA, 0, &matched );
+ switch( rs->sr_err ) {
+ case 0:
+ break;
+ case LDAP_NO_SUCH_OBJECT:
+ Debug( LDAP_DEBUG_ARGS,
+ "<=- ndb_back_modify: no such object %s\n",
+ op->o_req_dn.bv_val, 0, 0 );
+ rs->sr_matched = matched.bv_val;
+ if (NA.ocs )
+ ndb_check_referral( op, rs, &NA );
+ goto return_results;
+#if 0
+ case DB_LOCK_DEADLOCK:
+ case DB_LOCK_NOTGRANTED:
+ goto retry;
+#endif
+ case LDAP_BUSY:
+ rs->sr_text = "ldap server busy";
+ goto return_results;
+ default:
+ rs->sr_err = LDAP_OTHER;
+ rs->sr_text = "internal error";
+ goto return_results;
+ }
+
+ /* acquire and lock entry */
+ rs->sr_err = ndb_entry_get_data( op, &NA, 1 );
+
+ if ( !manageDSAit && is_entry_referral( &e ) ) {
+ /* entry is a referral, don't allow modify */
+ rs->sr_ref = get_entry_referrals( op, &e );
+
+ Debug( LDAP_DEBUG_TRACE,
+ LDAP_XSTRING(ndb_back_modify) ": entry is referral\n",
+ 0, 0, 0 );
+
+ rs->sr_err = LDAP_REFERRAL;
+ rs->sr_matched = e.e_name.bv_val;
+ rs->sr_flags = REP_REF_MUSTBEFREED;
+ goto return_results;
+ }
+
+ if ( get_assert( op ) &&
+ ( test_filter( op, &e, (Filter*)get_assertion( op )) != LDAP_COMPARE_TRUE ))
+ {
+ rs->sr_err = LDAP_ASSERTION_FAILED;
+ goto return_results;
+ }
+
+ if( op->o_preread ) {
+ if( preread_ctrl == NULL ) {
+ preread_ctrl = &ctrls[num_ctrls++];
+ ctrls[num_ctrls] = NULL;
+ }
+ if ( slap_read_controls( op, rs, &e,
+ &slap_pre_read_bv, preread_ctrl ) )
+ {
+ Debug( LDAP_DEBUG_TRACE,
+ "<=- " LDAP_XSTRING(ndb_back_modify) ": pre-read "
+ "failed!\n", 0, 0, 0 );
+ if ( op->o_preread & SLAP_CONTROL_CRITICAL ) {
+ /* FIXME: is it correct to abort
+ * operation if control fails? */
+ goto return_results;
+ }
+ }
+ }
+
+ /* Modify the entry */
+ rs->sr_err = ndb_modify_internal( op, &NA, &rs->sr_text, textbuf, textlen );
+
+ if( rs->sr_err != LDAP_SUCCESS ) {
+ Debug( LDAP_DEBUG_TRACE,
+ LDAP_XSTRING(ndb_back_modify) ": modify failed (%d)\n",
+ rs->sr_err, 0, 0 );
+#if 0
+ switch( rs->sr_err ) {
+ case DB_LOCK_DEADLOCK:
+ case DB_LOCK_NOTGRANTED:
+ goto retry;
+ }
+#endif
+ goto return_results;
+ }
+
+ if( op->o_postread ) {
+ if( postread_ctrl == NULL ) {
+ postread_ctrl = &ctrls[num_ctrls++];
+ ctrls[num_ctrls] = NULL;
+ }
+ if( slap_read_controls( op, rs, &e,
+ &slap_post_read_bv, postread_ctrl ) )
+ {
+ Debug( LDAP_DEBUG_TRACE,
+ "<=- " LDAP_XSTRING(ndb_back_modify)
+ ": post-read failed!\n", 0, 0, 0 );
+ if ( op->o_postread & SLAP_CONTROL_CRITICAL ) {
+ /* FIXME: is it correct to abort
+ * operation if control fails? */
+ goto return_results;
+ }
+ }
+ }
+
+ if( op->o_noop ) {
+ if (( rs->sr_err=NA.txn->execute( NdbTransaction::Rollback,
+ NdbOperation::AbortOnError, 1 )) != 0 ) {
+ rs->sr_text = "txn_abort (no-op) failed";
+ } else {
+ rs->sr_err = LDAP_X_NO_OPERATION;
+ }
+ } else {
+ if (( rs->sr_err=NA.txn->execute( NdbTransaction::Commit,
+ NdbOperation::AbortOnError, 1 )) != 0 ) {
+ rs->sr_text = "txn_commit failed";
+ } else {
+ rs->sr_err = LDAP_SUCCESS;
+ }
+ }
+
+ if( rs->sr_err != LDAP_SUCCESS && rs->sr_err != LDAP_X_NO_OPERATION ) {
+ Debug( LDAP_DEBUG_TRACE,
+ LDAP_XSTRING(ndb_back_modify) ": txn_%s failed: %s (%d)\n",
+ op->o_noop ? "abort (no-op)" : "commit",
+ NA.txn->getNdbError().message, NA.txn->getNdbError().code );
+ rs->sr_err = LDAP_OTHER;
+ goto return_results;
+ }
+ NA.txn->close();
+ NA.txn = NULL;
+
+ Debug( LDAP_DEBUG_TRACE,
+ LDAP_XSTRING(ndb_back_modify) ": updated%s id=%08lx dn=\"%s\"\n",
+ op->o_noop ? " (no-op)" : "",
+ e.e_id, op->o_req_dn.bv_val );
+
+ rs->sr_err = LDAP_SUCCESS;
+ rs->sr_text = NULL;
+ if( num_ctrls ) rs->sr_ctrls = ctrls;
+
+return_results:
+ if ( NA.ocs ) {
+ ber_bvarray_free_x( NA.ocs, op->o_tmpmemctx );
+ NA.ocs = NULL;
+ }
+
+ if ( e.e_attrs != NULL ) {
+ attrs_free( e.e_attrs );
+ e.e_attrs = NULL;
+ }
+
+ if( NA.txn != NULL ) {
+ NA.txn->execute( Rollback );
+ NA.txn->close();
+ }
+
+ send_ldap_result( op, rs );
+ slap_graduate_commit_csn( op );
+
+ if( preread_ctrl != NULL && (*preread_ctrl) != NULL ) {
+ slap_sl_free( (*preread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
+ slap_sl_free( *preread_ctrl, op->o_tmpmemctx );
+ }
+ if( postread_ctrl != NULL && (*postread_ctrl) != NULL ) {
+ slap_sl_free( (*postread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
+ slap_sl_free( *postread_ctrl, op->o_tmpmemctx );
+ }
+
+ rs->sr_text = NULL;
+ return rs->sr_err;
+}