mirror of
https://git.openldap.org/openldap/openldap.git
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1fdda703e6
1) simultaneous operation of multiple active sync replication threads 2) cookie management for individual sync replication thread (include rid=%3d to the slapd cookie command line option (-c))
413 lines
10 KiB
C
413 lines
10 KiB
C
/* modify.c - ldbm backend modify routine */
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/* $OpenLDAP$ */
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/*
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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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#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 <ac/time.h>
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#include "slap.h"
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#include "back-ldbm.h"
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#include "proto-back-ldbm.h"
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/* We need this function because of LDAP modrdn. If we do not
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* add this there would be a bunch of code replication here
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* and there and of course the likelihood of bugs increases.
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* Juan C. Gomez (gomez@engr.sgi.com) 05/18/99
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*/
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int ldbm_modify_internal(
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Operation *op,
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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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{
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int rc = LDAP_SUCCESS;
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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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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, ENTRY, "ldbm_modify_internal: %s\n", e->e_name.bv_val, 0, 0 );
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#else
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Debug(LDAP_DEBUG_TRACE, "ldbm_modify_internal: %s\n", e->e_name.bv_val, 0, 0);
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#endif
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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 = 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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mod = &ml->sml_mod;
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switch ( mod->sm_op ) {
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case LDAP_MOD_ADD:
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, DETAIL1, "ldbm_modify_internal: add\n", 0, 0, 0);
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#else
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Debug(LDAP_DEBUG_ARGS, "ldbm_modify_internal: add\n", 0, 0, 0);
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#endif
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rc = modify_add_values( e, mod, get_permissiveModify( op ),
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text, textbuf, textlen );
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if( rc != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, INFO,
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"ldbm_modify_internal: failed %d (%s)\n", rc, *text, 0 );
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#else
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Debug(LDAP_DEBUG_ARGS, "ldbm_modify_internal: %d %s\n",
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rc, *text, 0);
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#endif
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}
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break;
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case LDAP_MOD_DELETE:
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, DETAIL1, "ldbm_modify_internal: delete\n", 0,0,0);
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#else
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Debug(LDAP_DEBUG_ARGS, "ldbm_modify_internal: delete\n", 0, 0, 0);
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#endif
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rc = modify_delete_values( e, mod, get_permissiveModify( op ),
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text, textbuf, textlen );
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assert( rc != LDAP_TYPE_OR_VALUE_EXISTS );
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if( rc != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, INFO,
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"ldbm_modify_internal: failed %d (%s)\n", rc, *text, 0 );
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#else
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Debug(LDAP_DEBUG_ARGS, "ldbm_modify_internal: %d %s\n",
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rc, *text, 0);
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#endif
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}
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break;
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case LDAP_MOD_REPLACE:
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, DETAIL1, "ldbm_modify_internal: replace\n",0,0,0);
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#else
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Debug(LDAP_DEBUG_ARGS, "ldbm_modify_internal: replace\n", 0, 0, 0);
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#endif
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rc = modify_replace_values( e, mod, get_permissiveModify( op ),
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text, textbuf, textlen );
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if( rc != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, INFO,
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"ldbm_modify_internal: failed %d (%s)\n", rc, *text, 0 );
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#else
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Debug(LDAP_DEBUG_ARGS, "ldbm_modify_internal: %d %s\n",
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rc, *text, 0);
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#endif
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}
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break;
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case LDAP_MOD_INCREMENT:
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, DETAIL1,
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"ldbm_modify_internal: increment\n",0,0,0);
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#else
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Debug(LDAP_DEBUG_ARGS,
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"ldbm_modify_internal: increment\n",0,0,0);
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#endif
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rc = modify_increment_values( e, mod, get_permissiveModify( op ),
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text, textbuf, textlen );
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if( rc != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, INFO,
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"ldbm_modify_internal: failed %d (%s)\n", rc, *text, 0 );
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#else
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Debug(LDAP_DEBUG_ARGS, "ldbm_modify_internal: %d %s\n",
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rc, *text, 0);
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#endif
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}
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break;
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case SLAP_MOD_SOFTADD:
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, DETAIL1,
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"ldbm_modify_internal: softadd\n", 0, 0, 0 );
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#else
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Debug(LDAP_DEBUG_ARGS, "ldbm_modify_internal: softadd\n", 0, 0, 0);
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#endif
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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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rc = 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 ( rc == LDAP_TYPE_OR_VALUE_EXISTS ) {
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rc = LDAP_SUCCESS;
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}
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if( rc != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, INFO,
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"ldbm_modify_internal: failed %d (%s)\n", rc, *text, 0 );
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#else
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Debug(LDAP_DEBUG_ARGS, "ldbm_modify_internal: %d %s\n",
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rc, *text, 0);
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#endif
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}
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break;
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default:
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, ERR,
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"ldbm_modify_internal: invalid op %d\n", mod->sm_op, 0, 0 );
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#else
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Debug(LDAP_DEBUG_ANY, "ldbm_modify_internal: invalid op %d\n",
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mod->sm_op, 0, 0);
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#endif
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rc = LDAP_OTHER;
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*text = "Invalid modify operation";
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, INFO,
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"ldbm_modify_internal: %d (%s)\n", rc, *text, 0 );
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#else
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Debug(LDAP_DEBUG_ARGS, "ldbm_modify_internal: %d %s\n",
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rc, *text, 0);
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#endif
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}
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if ( rc != LDAP_SUCCESS ) {
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goto exit;
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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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/* check if modified attribute was indexed */
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rc = index_is_indexed( op->o_bd, mod->sm_desc );
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if ( rc == LDAP_SUCCESS ) {
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ap = attr_find( save_attrs, mod->sm_desc );
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if ( ap ) ap->a_flags |= SLAP_ATTR_IXDEL;
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ap = attr_find( e->e_attrs, mod->sm_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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/* check that the entry still obeys the schema */
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rc = entry_schema_check( op->o_bd, e, save_attrs, text, textbuf, textlen );
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if ( rc != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, ERR,
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"ldbm_modify_internal: entry failed schema check: %s\n",
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*text, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY, "entry failed schema check: %s\n",
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*text, 0, 0 );
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#endif
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goto exit;
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}
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/* check for abandon */
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if ( op->o_abandon ) {
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rc = SLAPD_ABANDON;
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goto exit;
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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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rc = index_values( op, ap->a_desc,
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ap->a_nvals,
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e->e_id, SLAP_INDEX_DELETE_OP );
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if ( rc != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, ERR,
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"ldbm_modify_internal: Attribute index delete failure\n",
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0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY,
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"Attribute index delete failure",
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0, 0, 0 );
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#endif
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goto exit;
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}
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ap->a_flags &= ~SLAP_ATTR_IXDEL;
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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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rc = index_values( op, 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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if ( rc != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, ERR,
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"ldbm_modify_internal: Attribute index add failure\n",
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0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY,
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"Attribute index add failure",
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0, 0, 0 );
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#endif
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goto exit;
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}
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ap->a_flags &= ~SLAP_ATTR_IXADD;
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}
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}
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exit:
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if ( rc == LDAP_SUCCESS ) {
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attrs_free( save_attrs );
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} else {
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for ( ap = save_attrs; ap; ap = ap->a_next ) {
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ap->a_flags = 0;
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}
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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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return rc;
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}
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int
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ldbm_back_modify(
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Operation *op,
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SlapReply *rs )
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{
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struct ldbminfo *li = (struct ldbminfo *) op->o_bd->be_private;
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Entry *matched;
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Entry *e;
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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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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, ENTRY, "ldbm_back_modify: enter\n", 0, 0, 0);
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#else
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Debug(LDAP_DEBUG_ARGS, "ldbm_back_modify:\n", 0, 0, 0);
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#endif
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/* grab giant lock for writing */
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ldap_pvt_thread_rdwr_wlock(&li->li_giant_rwlock);
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/* acquire and lock entry */
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e = dn2entry_w( op->o_bd, &op->o_req_ndn, &matched );
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/* FIXME: dn2entry() should return non-glue entry */
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if (( e == NULL ) || ( !manageDSAit && e && is_entry_glue( e ))) {
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if ( matched != NULL ) {
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rs->sr_matched = ch_strdup( matched->e_dn );
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rs->sr_ref = is_entry_referral( matched )
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? get_entry_referrals( op, matched )
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: NULL;
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cache_return_entry_r( &li->li_cache, matched );
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} else {
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BerVarray deref = NULL;
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if ( !LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
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syncinfo_t *si;
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LDAP_STAILQ_FOREACH( si, &op->o_bd->be_syncinfo, si_next ) {
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struct berval tmpbv;
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ber_dupbv( &tmpbv, &si->si_provideruri_bv[0] );
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ber_bvarray_add( &deref, &tmpbv );
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}
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} else {
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deref = default_referral;
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}
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rs->sr_ref = referral_rewrite( deref, NULL, &op->o_req_dn,
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LDAP_SCOPE_DEFAULT );
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}
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ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
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rs->sr_err = LDAP_REFERRAL;
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send_ldap_result( op, rs );
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if ( rs->sr_ref ) ber_bvarray_free( rs->sr_ref );
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free( (char *)rs->sr_matched );
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rs->sr_ref = NULL;
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rs->sr_matched = NULL;
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return rs->sr_err;
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}
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if ( !manageDSAit && is_entry_referral( e ) )
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{
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/* parent is a referral, don't allow add */
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/* parent is an alias, don't allow add */
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rs->sr_ref = get_entry_referrals( op, e );
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#ifdef NEW_LOGGING
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LDAP_LOG( BACK_LDBM, INFO,
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"ldbm_back_modify: entry (%s) is referral\n", op->o_req_ndn.bv_val, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE, "entry is referral\n", 0,
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0, 0 );
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#endif
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rs->sr_err = LDAP_REFERRAL;
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rs->sr_matched = e->e_name.bv_val;
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send_ldap_result( op, rs );
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if ( rs->sr_ref ) ber_bvarray_free( rs->sr_ref );
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rs->sr_ref = NULL;
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rs->sr_matched = NULL;
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goto error_return;
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}
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/* Modify the entry */
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rs->sr_err = ldbm_modify_internal( op, op->oq_modify.rs_modlist, e,
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&rs->sr_text, textbuf, textlen );
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if( rs->sr_err != LDAP_SUCCESS ) {
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if( rs->sr_err != SLAPD_ABANDON ) {
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send_ldap_result( op, rs );
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}
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goto error_return;
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}
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/* change the entry itself */
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if ( id2entry_add( op->o_bd, e ) != 0 ) {
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send_ldap_error( op, rs, LDAP_OTHER,
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"id2entry failure" );
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rs->sr_err = LDAP_OTHER;
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goto error_return;
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}
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rs->sr_text = NULL;
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send_ldap_error( op, rs, LDAP_SUCCESS,
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NULL );
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cache_return_entry_w( &li->li_cache, e );
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ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
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return LDAP_SUCCESS;
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error_return:;
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cache_return_entry_w( &li->li_cache, e );
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ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
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rs->sr_text = NULL;
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return rs->sr_err;
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}
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