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https://git.openldap.org/openldap/openldap.git
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803 lines
20 KiB
C
803 lines
20 KiB
C
/* modify.c - bdb backend modify routine */
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/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 2000-2017 The OpenLDAP Foundation.
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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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#include "portable.h"
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#include <stdio.h>
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#include <ac/string.h>
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#include <ac/time.h>
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#include "back-bdb.h"
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static struct berval scbva[] = {
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BER_BVC("glue"),
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BER_BVNULL
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};
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static void
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bdb_modify_idxflags(
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Operation *op,
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AttributeDescription *desc,
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int got_delete,
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Attribute *newattrs,
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Attribute *oldattrs )
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{
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struct berval ix_at;
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AttrInfo *ai;
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/* check if modified attribute was indexed
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* but not in case of NOOP... */
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ai = bdb_index_mask( op->o_bd, desc, &ix_at );
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if ( ai ) {
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if ( got_delete ) {
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Attribute *ap;
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struct berval ix2;
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ap = attr_find( oldattrs, desc );
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if ( ap ) ap->a_flags |= SLAP_ATTR_IXDEL;
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/* Find all other attrs that index to same slot */
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for ( ap = newattrs; ap; ap = ap->a_next ) {
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ai = bdb_index_mask( op->o_bd, ap->a_desc, &ix2 );
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if ( ai && ix2.bv_val == ix_at.bv_val )
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ap->a_flags |= SLAP_ATTR_IXADD;
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}
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} else {
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Attribute *ap;
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ap = attr_find( newattrs, desc );
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if ( ap ) ap->a_flags |= SLAP_ATTR_IXADD;
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}
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}
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}
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int bdb_modify_internal(
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Operation *op,
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DB_TXN *tid,
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Modifications *modlist,
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Entry *e,
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const char **text,
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char *textbuf,
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size_t textlen )
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{
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int rc, err;
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Modification *mod;
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Modifications *ml;
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Attribute *save_attrs;
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Attribute *ap;
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int glue_attr_delete = 0;
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int got_delete;
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Debug( LDAP_DEBUG_TRACE, "bdb_modify_internal: 0x%08lx: %s\n",
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e->e_id, e->e_dn, 0);
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if ( !acl_check_modlist( op, e, modlist )) {
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return LDAP_INSUFFICIENT_ACCESS;
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}
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/* save_attrs will be disposed of by bdb_cache_modify */
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save_attrs = e->e_attrs;
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e->e_attrs = attrs_dup( e->e_attrs );
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for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
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int match;
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mod = &ml->sml_mod;
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switch( mod->sm_op ) {
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case LDAP_MOD_ADD:
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case LDAP_MOD_REPLACE:
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if ( mod->sm_desc == slap_schema.si_ad_structuralObjectClass ) {
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value_match( &match, slap_schema.si_ad_structuralObjectClass,
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slap_schema.si_ad_structuralObjectClass->
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ad_type->sat_equality,
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SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
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&mod->sm_values[0], &scbva[0], text );
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if ( !match ) glue_attr_delete = 1;
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}
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}
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if ( glue_attr_delete )
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break;
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}
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if ( glue_attr_delete ) {
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Attribute **app = &e->e_attrs;
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while ( *app != NULL ) {
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if ( !is_at_operational( (*app)->a_desc->ad_type )) {
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Attribute *save = *app;
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*app = (*app)->a_next;
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attr_free( save );
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continue;
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}
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app = &(*app)->a_next;
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}
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}
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for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
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mod = &ml->sml_mod;
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got_delete = 0;
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switch ( mod->sm_op ) {
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case LDAP_MOD_ADD:
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Debug(LDAP_DEBUG_ARGS,
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"bdb_modify_internal: add %s\n",
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mod->sm_desc->ad_cname.bv_val, 0, 0);
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err = modify_add_values( e, mod, get_permissiveModify(op),
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text, textbuf, textlen );
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if( err != LDAP_SUCCESS ) {
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Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
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err, *text, 0);
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}
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break;
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case LDAP_MOD_DELETE:
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if ( glue_attr_delete ) {
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err = LDAP_SUCCESS;
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break;
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}
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Debug(LDAP_DEBUG_ARGS,
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"bdb_modify_internal: delete %s\n",
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mod->sm_desc->ad_cname.bv_val, 0, 0);
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err = modify_delete_values( e, mod, get_permissiveModify(op),
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text, textbuf, textlen );
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if( err != LDAP_SUCCESS ) {
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Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
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err, *text, 0);
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} else {
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got_delete = 1;
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}
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break;
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case LDAP_MOD_REPLACE:
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Debug(LDAP_DEBUG_ARGS,
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"bdb_modify_internal: replace %s\n",
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mod->sm_desc->ad_cname.bv_val, 0, 0);
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err = modify_replace_values( e, mod, get_permissiveModify(op),
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text, textbuf, textlen );
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if( err != LDAP_SUCCESS ) {
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Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
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err, *text, 0);
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} else {
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got_delete = 1;
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}
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break;
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case LDAP_MOD_INCREMENT:
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Debug(LDAP_DEBUG_ARGS,
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"bdb_modify_internal: increment %s\n",
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mod->sm_desc->ad_cname.bv_val, 0, 0);
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err = modify_increment_values( e, mod, get_permissiveModify(op),
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text, textbuf, textlen );
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if( err != LDAP_SUCCESS ) {
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Debug(LDAP_DEBUG_ARGS,
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"bdb_modify_internal: %d %s\n",
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err, *text, 0);
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} else {
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got_delete = 1;
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}
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break;
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case SLAP_MOD_SOFTADD:
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Debug(LDAP_DEBUG_ARGS,
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"bdb_modify_internal: softadd %s\n",
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mod->sm_desc->ad_cname.bv_val, 0, 0);
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/* Avoid problems in index_add_mods()
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* We need to add index if necessary.
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*/
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mod->sm_op = LDAP_MOD_ADD;
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err = modify_add_values( e, mod, get_permissiveModify(op),
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text, textbuf, textlen );
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mod->sm_op = SLAP_MOD_SOFTADD;
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if ( err == LDAP_TYPE_OR_VALUE_EXISTS ) {
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err = LDAP_SUCCESS;
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}
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if( err != LDAP_SUCCESS ) {
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Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
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err, *text, 0);
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}
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break;
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case SLAP_MOD_SOFTDEL:
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Debug(LDAP_DEBUG_ARGS,
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"bdb_modify_internal: softdel %s\n",
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mod->sm_desc->ad_cname.bv_val, 0, 0);
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/* Avoid problems in index_delete_mods()
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* We need to add index if necessary.
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*/
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mod->sm_op = LDAP_MOD_DELETE;
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err = modify_delete_values( e, mod, get_permissiveModify(op),
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text, textbuf, textlen );
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mod->sm_op = SLAP_MOD_SOFTDEL;
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if ( err == LDAP_SUCCESS ) {
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got_delete = 1;
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} else if ( err == LDAP_NO_SUCH_ATTRIBUTE ) {
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err = LDAP_SUCCESS;
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}
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if( err != LDAP_SUCCESS ) {
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Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
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err, *text, 0);
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}
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break;
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case SLAP_MOD_ADD_IF_NOT_PRESENT:
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if ( attr_find( e->e_attrs, mod->sm_desc ) != NULL ) {
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/* skip */
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err = LDAP_SUCCESS;
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break;
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}
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Debug(LDAP_DEBUG_ARGS,
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"bdb_modify_internal: add_if_not_present %s\n",
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mod->sm_desc->ad_cname.bv_val, 0, 0);
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/* Avoid problems in index_add_mods()
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* We need to add index if necessary.
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*/
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mod->sm_op = LDAP_MOD_ADD;
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err = modify_add_values( e, mod, get_permissiveModify(op),
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text, textbuf, textlen );
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mod->sm_op = SLAP_MOD_ADD_IF_NOT_PRESENT;
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if( err != LDAP_SUCCESS ) {
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Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
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err, *text, 0);
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}
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break;
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default:
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Debug(LDAP_DEBUG_ANY, "bdb_modify_internal: invalid op %d\n",
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mod->sm_op, 0, 0);
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*text = "Invalid modify operation";
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err = LDAP_OTHER;
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Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
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err, *text, 0);
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}
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if ( err != LDAP_SUCCESS ) {
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attrs_free( e->e_attrs );
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e->e_attrs = save_attrs;
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/* unlock entry, delete from cache */
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return err;
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}
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/* If objectClass was modified, reset the flags */
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if ( mod->sm_desc == slap_schema.si_ad_objectClass ) {
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e->e_ocflags = 0;
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}
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if ( glue_attr_delete ) e->e_ocflags = 0;
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/* check if modified attribute was indexed
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* but not in case of NOOP... */
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if ( !op->o_noop ) {
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bdb_modify_idxflags( op, mod->sm_desc, got_delete, e->e_attrs, save_attrs );
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}
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}
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/* check that the entry still obeys the schema */
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ap = NULL;
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rc = entry_schema_check( op, e, save_attrs, get_relax(op), 0, &ap,
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text, textbuf, textlen );
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if ( rc != LDAP_SUCCESS || op->o_noop ) {
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attrs_free( e->e_attrs );
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/* clear the indexing flags */
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for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
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ap->a_flags &= ~(SLAP_ATTR_IXADD|SLAP_ATTR_IXDEL);
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}
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e->e_attrs = save_attrs;
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if ( rc != LDAP_SUCCESS ) {
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Debug( LDAP_DEBUG_ANY,
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"entry failed schema check: %s\n",
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*text, 0, 0 );
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}
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/* if NOOP then silently revert to saved attrs */
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return rc;
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}
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/* structuralObjectClass modified! */
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if ( ap ) {
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assert( ap->a_desc == slap_schema.si_ad_structuralObjectClass );
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if ( !op->o_noop ) {
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bdb_modify_idxflags( op, slap_schema.si_ad_structuralObjectClass,
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1, e->e_attrs, save_attrs );
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}
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}
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/* update the indices of the modified attributes */
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/* start with deleting the old index entries */
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for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
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if ( ap->a_flags & SLAP_ATTR_IXDEL ) {
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struct berval *vals;
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Attribute *a2;
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ap->a_flags &= ~SLAP_ATTR_IXDEL;
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a2 = attr_find( e->e_attrs, ap->a_desc );
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if ( a2 ) {
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/* need to detect which values were deleted */
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int i, j;
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/* let add know there were deletes */
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if ( a2->a_flags & SLAP_ATTR_IXADD )
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a2->a_flags |= SLAP_ATTR_IXDEL;
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vals = op->o_tmpalloc( (ap->a_numvals + 1) *
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sizeof(struct berval), op->o_tmpmemctx );
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j = 0;
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for ( i=0; i < ap->a_numvals; i++ ) {
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rc = attr_valfind( a2, SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH,
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&ap->a_nvals[i], NULL, op->o_tmpmemctx );
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/* Save deleted values */
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if ( rc == LDAP_NO_SUCH_ATTRIBUTE )
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vals[j++] = ap->a_nvals[i];
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}
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BER_BVZERO(vals+j);
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} else {
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/* attribute was completely deleted */
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vals = ap->a_nvals;
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}
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rc = 0;
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if ( !BER_BVISNULL( vals )) {
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rc = bdb_index_values( op, tid, ap->a_desc,
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vals, e->e_id, SLAP_INDEX_DELETE_OP );
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if ( rc != LDAP_SUCCESS ) {
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Debug( LDAP_DEBUG_ANY,
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"%s: attribute \"%s\" index delete failure\n",
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op->o_log_prefix, ap->a_desc->ad_cname.bv_val, 0 );
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attrs_free( e->e_attrs );
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e->e_attrs = save_attrs;
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}
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}
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if ( vals != ap->a_nvals )
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op->o_tmpfree( vals, op->o_tmpmemctx );
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if ( rc ) return rc;
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}
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}
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/* add the new index entries */
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for ( ap = e->e_attrs; ap != NULL; ap = ap->a_next ) {
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if (ap->a_flags & SLAP_ATTR_IXADD) {
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ap->a_flags &= ~SLAP_ATTR_IXADD;
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if ( ap->a_flags & SLAP_ATTR_IXDEL ) {
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/* if any values were deleted, we must readd index
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* for all remaining values.
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*/
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ap->a_flags &= ~SLAP_ATTR_IXDEL;
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rc = bdb_index_values( op, tid, ap->a_desc,
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ap->a_nvals,
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e->e_id, SLAP_INDEX_ADD_OP );
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} else {
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int found = 0;
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/* if this was only an add, we only need to index
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* the added values.
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*/
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for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
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struct berval *vals;
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if ( ml->sml_desc != ap->a_desc || !ml->sml_numvals )
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continue;
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found = 1;
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switch( ml->sml_op ) {
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case LDAP_MOD_ADD:
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case LDAP_MOD_REPLACE:
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case LDAP_MOD_INCREMENT:
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case SLAP_MOD_SOFTADD:
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case SLAP_MOD_ADD_IF_NOT_PRESENT:
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if ( ml->sml_op == LDAP_MOD_INCREMENT )
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vals = ap->a_nvals;
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else if ( ml->sml_nvalues )
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vals = ml->sml_nvalues;
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else
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vals = ml->sml_values;
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rc = bdb_index_values( op, tid, ap->a_desc,
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vals, e->e_id, SLAP_INDEX_ADD_OP );
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break;
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}
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if ( rc )
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break;
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}
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/* This attr was affected by a modify of a subtype, so
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* there was no direct match in the modlist. Just readd
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* all of its values.
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*/
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if ( !found ) {
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rc = bdb_index_values( op, tid, ap->a_desc,
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ap->a_nvals,
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e->e_id, SLAP_INDEX_ADD_OP );
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}
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}
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if ( rc != LDAP_SUCCESS ) {
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Debug( LDAP_DEBUG_ANY,
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"%s: attribute \"%s\" index add failure\n",
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op->o_log_prefix, ap->a_desc->ad_cname.bv_val, 0 );
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attrs_free( e->e_attrs );
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e->e_attrs = save_attrs;
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return rc;
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}
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}
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}
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return rc;
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}
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int
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bdb_modify( Operation *op, SlapReply *rs )
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{
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struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
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Entry *e = NULL;
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EntryInfo *ei = NULL;
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int manageDSAit = get_manageDSAit( op );
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char textbuf[SLAP_TEXT_BUFLEN];
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size_t textlen = sizeof textbuf;
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DB_TXN *ltid = NULL, *lt2;
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struct bdb_op_info opinfo = {{{ 0 }}};
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Entry dummy = {0};
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DB_LOCK lock;
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int num_retries = 0;
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LDAPControl **preread_ctrl = NULL;
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LDAPControl **postread_ctrl = NULL;
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LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
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int num_ctrls = 0;
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int rc;
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Debug( LDAP_DEBUG_ARGS, LDAP_XSTRING(bdb_modify) ": %s\n",
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op->o_req_dn.bv_val, 0, 0 );
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#ifdef LDAP_X_TXN
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if( op->o_txnSpec && txn_preop( op, rs ))
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return rs->sr_err;
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#endif
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ctrls[num_ctrls] = NULL;
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/* Don't touch the opattrs, if this is a contextCSN update
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* initiated from updatedn */
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if ( !be_isupdate(op) || !op->orm_modlist || op->orm_modlist->sml_next ||
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op->orm_modlist->sml_desc != slap_schema.si_ad_contextCSN ) {
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slap_mods_opattrs( op, &op->orm_modlist, 1 );
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}
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if( 0 ) {
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retry: /* transaction retry */
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if ( dummy.e_attrs ) {
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attrs_free( dummy.e_attrs );
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dummy.e_attrs = NULL;
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}
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if( e != NULL ) {
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bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
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e = NULL;
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}
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Debug(LDAP_DEBUG_TRACE,
|
|
LDAP_XSTRING(bdb_modify) ": retrying...\n", 0, 0, 0);
|
|
|
|
rs->sr_err = TXN_ABORT( ltid );
|
|
ltid = NULL;
|
|
LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.boi_oe, OpExtra, oe_next );
|
|
opinfo.boi_oe.oe_key = NULL;
|
|
op->o_do_not_cache = opinfo.boi_acl_cache;
|
|
if( rs->sr_err != 0 ) {
|
|
rs->sr_err = LDAP_OTHER;
|
|
rs->sr_text = "internal error";
|
|
goto return_results;
|
|
}
|
|
if ( op->o_abandon ) {
|
|
rs->sr_err = SLAPD_ABANDON;
|
|
goto return_results;
|
|
}
|
|
bdb_trans_backoff( ++num_retries );
|
|
}
|
|
|
|
/* begin transaction */
|
|
{
|
|
int tflags = bdb->bi_db_opflags;
|
|
if ( get_lazyCommit( op ))
|
|
tflags |= DB_TXN_NOSYNC;
|
|
rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, <id, tflags );
|
|
}
|
|
rs->sr_text = NULL;
|
|
if( rs->sr_err != 0 ) {
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
LDAP_XSTRING(bdb_modify) ": txn_begin failed: "
|
|
"%s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
|
|
rs->sr_err = LDAP_OTHER;
|
|
rs->sr_text = "internal error";
|
|
goto return_results;
|
|
}
|
|
Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modify) ": txn1 id: %x\n",
|
|
ltid->id(ltid), 0, 0 );
|
|
|
|
opinfo.boi_oe.oe_key = bdb;
|
|
opinfo.boi_txn = ltid;
|
|
opinfo.boi_err = 0;
|
|
opinfo.boi_acl_cache = op->o_do_not_cache;
|
|
LDAP_SLIST_INSERT_HEAD( &op->o_extra, &opinfo.boi_oe, oe_next );
|
|
|
|
/* get entry or ancestor */
|
|
rs->sr_err = bdb_dn2entry( op, ltid, &op->o_req_ndn, &ei, 1,
|
|
&lock );
|
|
|
|
if ( rs->sr_err != 0 ) {
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
LDAP_XSTRING(bdb_modify) ": dn2entry failed (%d)\n",
|
|
rs->sr_err, 0, 0 );
|
|
switch( rs->sr_err ) {
|
|
case DB_LOCK_DEADLOCK:
|
|
case DB_LOCK_NOTGRANTED:
|
|
goto retry;
|
|
case DB_NOTFOUND:
|
|
break;
|
|
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;
|
|
}
|
|
}
|
|
|
|
e = ei->bei_e;
|
|
|
|
/* acquire and lock entry */
|
|
/* FIXME: dn2entry() should return non-glue entry */
|
|
if (( rs->sr_err == DB_NOTFOUND ) ||
|
|
( !manageDSAit && e && is_entry_glue( e )))
|
|
{
|
|
if ( e != NULL ) {
|
|
rs->sr_matched = ch_strdup( e->e_dn );
|
|
rs->sr_ref = is_entry_referral( e )
|
|
? get_entry_referrals( op, e )
|
|
: NULL;
|
|
bdb_unlocked_cache_return_entry_r (&bdb->bi_cache, e);
|
|
e = NULL;
|
|
|
|
} else {
|
|
rs->sr_ref = referral_rewrite( default_referral, NULL,
|
|
&op->o_req_dn, LDAP_SCOPE_DEFAULT );
|
|
}
|
|
|
|
rs->sr_err = LDAP_REFERRAL;
|
|
send_ldap_result( op, rs );
|
|
|
|
if ( rs->sr_ref != default_referral ) {
|
|
ber_bvarray_free( rs->sr_ref );
|
|
}
|
|
free( (char *)rs->sr_matched );
|
|
rs->sr_ref = NULL;
|
|
rs->sr_matched = NULL;
|
|
|
|
goto done;
|
|
}
|
|
|
|
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(bdb_modify) ": entry is referral\n",
|
|
0, 0, 0 );
|
|
|
|
rs->sr_err = LDAP_REFERRAL;
|
|
rs->sr_matched = e->e_name.bv_val;
|
|
send_ldap_result( op, rs );
|
|
|
|
ber_bvarray_free( rs->sr_ref );
|
|
rs->sr_ref = NULL;
|
|
rs->sr_matched = NULL;
|
|
goto done;
|
|
}
|
|
|
|
if ( get_assert( op ) &&
|
|
( test_filter( op, e, 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(bdb_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;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* nested transaction */
|
|
rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, <2, bdb->bi_db_opflags );
|
|
rs->sr_text = NULL;
|
|
if( rs->sr_err != 0 ) {
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
LDAP_XSTRING(bdb_modify) ": txn_begin(2) failed: " "%s (%d)\n",
|
|
db_strerror(rs->sr_err), rs->sr_err, 0 );
|
|
rs->sr_err = LDAP_OTHER;
|
|
rs->sr_text = "internal error";
|
|
goto return_results;
|
|
}
|
|
Debug( LDAP_DEBUG_TRACE, LDAP_XSTRING(bdb_modify) ": txn2 id: %x\n",
|
|
lt2->id(lt2), 0, 0 );
|
|
/* Modify the entry */
|
|
dummy = *e;
|
|
rs->sr_err = bdb_modify_internal( op, lt2, op->orm_modlist,
|
|
&dummy, &rs->sr_text, textbuf, textlen );
|
|
|
|
if( rs->sr_err != LDAP_SUCCESS ) {
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
LDAP_XSTRING(bdb_modify) ": modify failed (%d)\n",
|
|
rs->sr_err, 0, 0 );
|
|
if ( (rs->sr_err == LDAP_INSUFFICIENT_ACCESS) && opinfo.boi_err ) {
|
|
rs->sr_err = opinfo.boi_err;
|
|
}
|
|
/* Only free attrs if they were dup'd. */
|
|
if ( dummy.e_attrs == e->e_attrs ) dummy.e_attrs = NULL;
|
|
switch( rs->sr_err ) {
|
|
case DB_LOCK_DEADLOCK:
|
|
case DB_LOCK_NOTGRANTED:
|
|
goto retry;
|
|
}
|
|
goto return_results;
|
|
}
|
|
|
|
/* change the entry itself */
|
|
rs->sr_err = bdb_id2entry_update( op->o_bd, lt2, &dummy );
|
|
if ( rs->sr_err != 0 ) {
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
LDAP_XSTRING(bdb_modify) ": id2entry update failed " "(%d)\n",
|
|
rs->sr_err, 0, 0 );
|
|
switch( rs->sr_err ) {
|
|
case DB_LOCK_DEADLOCK:
|
|
case DB_LOCK_NOTGRANTED:
|
|
goto retry;
|
|
}
|
|
rs->sr_text = "entry update failed";
|
|
goto return_results;
|
|
}
|
|
|
|
if ( TXN_COMMIT( lt2, 0 ) != 0 ) {
|
|
rs->sr_err = LDAP_OTHER;
|
|
rs->sr_text = "txn_commit(2) failed";
|
|
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, &dummy,
|
|
&slap_post_read_bv, postread_ctrl ) )
|
|
{
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
"<=- " LDAP_XSTRING(bdb_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 = TXN_ABORT( ltid ) ) != 0 ) {
|
|
rs->sr_text = "txn_abort (no-op) failed";
|
|
} else {
|
|
rs->sr_err = LDAP_X_NO_OPERATION;
|
|
ltid = NULL;
|
|
/* Only free attrs if they were dup'd. */
|
|
if ( dummy.e_attrs == e->e_attrs ) dummy.e_attrs = NULL;
|
|
goto return_results;
|
|
}
|
|
} else {
|
|
/* may have changed in bdb_modify_internal() */
|
|
e->e_ocflags = dummy.e_ocflags;
|
|
rc = bdb_cache_modify( bdb, e, dummy.e_attrs, ltid, &lock );
|
|
switch( rc ) {
|
|
case DB_LOCK_DEADLOCK:
|
|
case DB_LOCK_NOTGRANTED:
|
|
goto retry;
|
|
}
|
|
dummy.e_attrs = NULL;
|
|
|
|
rs->sr_err = TXN_COMMIT( ltid, 0 );
|
|
}
|
|
ltid = NULL;
|
|
LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.boi_oe, OpExtra, oe_next );
|
|
opinfo.boi_oe.oe_key = NULL;
|
|
|
|
if( rs->sr_err != 0 ) {
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
LDAP_XSTRING(bdb_modify) ": txn_%s failed: %s (%d)\n",
|
|
op->o_noop ? "abort (no-op)" : "commit",
|
|
db_strerror(rs->sr_err), rs->sr_err );
|
|
rs->sr_err = LDAP_OTHER;
|
|
rs->sr_text = "commit failed";
|
|
|
|
goto return_results;
|
|
}
|
|
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
LDAP_XSTRING(bdb_modify) ": updated%s id=%08lx dn=\"%s\"\n",
|
|
op->o_noop ? " (no-op)" : "",
|
|
dummy.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( dummy.e_attrs ) {
|
|
attrs_free( dummy.e_attrs );
|
|
}
|
|
send_ldap_result( op, rs );
|
|
|
|
if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp_kbyte ) {
|
|
TXN_CHECKPOINT( bdb->bi_dbenv,
|
|
bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
|
|
}
|
|
|
|
done:
|
|
slap_graduate_commit_csn( op );
|
|
|
|
if( ltid != NULL ) {
|
|
TXN_ABORT( ltid );
|
|
}
|
|
if ( opinfo.boi_oe.oe_key ) {
|
|
LDAP_SLIST_REMOVE( &op->o_extra, &opinfo.boi_oe, OpExtra, oe_next );
|
|
}
|
|
|
|
if( e != NULL ) {
|
|
bdb_unlocked_cache_return_entry_w (&bdb->bi_cache, e);
|
|
}
|
|
|
|
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;
|
|
}
|