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https://git.openldap.org/openldap/openldap.git
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559 lines
13 KiB
C
559 lines
13 KiB
C
/* add.c - ldap BerkeleyDB back-end add 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 "back-bdb.h"
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#include "external.h"
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int
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bdb_add(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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struct berval pdn;
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Entry *p;
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EntryInfo *ei;
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char textbuf[SLAP_TEXT_BUFLEN];
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size_t textlen = sizeof textbuf;
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AttributeDescription *children = slap_schema.si_ad_children;
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AttributeDescription *entry = slap_schema.si_ad_entry;
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DB_TXN *ltid = NULL, *lt2;
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struct bdb_op_info opinfo;
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#ifdef BDB_SUBENTRIES
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int subentry;
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#endif
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u_int32_t locker = 0;
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DB_LOCK lock;
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int noop = 0;
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int num_retries = 0;
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#ifdef LDAP_SYNC
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Operation* ps_list;
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#endif
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, ARGS, "==> bdb_add: %s\n", op->oq_add.rs_e->e_name.bv_val, 0, 0 );
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#else
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Debug(LDAP_DEBUG_ARGS, "==> bdb_add: %s\n", op->oq_add.rs_e->e_name.bv_val, 0, 0);
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#endif
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/* check entry's schema */
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rs->sr_err = entry_schema_check( op->o_bd, op->oq_add.rs_e, NULL, &rs->sr_text, textbuf, textlen );
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if ( rs->sr_err != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, ERR,
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"bdb_add: entry failed schema check: %s (%d)\n", rs->sr_text, rs->sr_err, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE,
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"bdb_add: entry failed schema check: %s (%d)\n",
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rs->sr_text, rs->sr_err, 0 );
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#endif
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goto return_results;
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}
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#ifdef BDB_SUBENTRIES
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subentry = is_entry_subentry( op->oq_add.rs_e );
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#endif
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/*
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* acquire an ID outside of the operation transaction
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* to avoid serializing adds.
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*/
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rs->sr_err = bdb_next_id( op->o_bd, NULL, &op->oq_add.rs_e->e_id );
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if( rs->sr_err != 0 ) {
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, ERR,
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"bdb_add: next_id failed (%d)\n", rs->sr_err, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE,
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"bdb_add: next_id failed (%d)\n",
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rs->sr_err, 0, 0 );
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#endif
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rs->sr_err = LDAP_OTHER;
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rs->sr_text = "internal error";
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goto return_results;
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}
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if( 0 ) {
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retry: /* transaction retry */
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if( p ) {
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/* free parent and reader lock */
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bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
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p = NULL;
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}
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rs->sr_err = TXN_ABORT( ltid );
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ltid = NULL;
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op->o_private = NULL;
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op->o_do_not_cache = opinfo.boi_acl_cache;
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if( rs->sr_err != 0 ) {
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rs->sr_err = LDAP_OTHER;
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rs->sr_text = "internal error";
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goto return_results;
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}
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bdb_trans_backoff( ++num_retries );
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ldap_pvt_thread_yield();
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}
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/* begin transaction */
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rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, <id,
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bdb->bi_db_opflags );
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rs->sr_text = NULL;
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if( rs->sr_err != 0 ) {
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, ERR,
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"bdb_add: txn_begin failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE,
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"bdb_add: txn_begin failed: %s (%d)\n",
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db_strerror(rs->sr_err), rs->sr_err, 0 );
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#endif
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rs->sr_err = LDAP_OTHER;
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rs->sr_text = "internal error";
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goto return_results;
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}
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locker = TXN_ID ( ltid );
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opinfo.boi_bdb = op->o_bd;
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opinfo.boi_txn = ltid;
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opinfo.boi_locker = locker;
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opinfo.boi_err = 0;
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opinfo.boi_acl_cache = op->o_do_not_cache;
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op->o_private = &opinfo;
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/*
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* Get the parent dn and see if the corresponding entry exists.
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* If the parent does not exist, only allow the "root" user to
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* add the entry.
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*/
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if ( be_issuffix( op->o_bd, &op->oq_add.rs_e->e_nname ) ) {
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pdn = slap_empty_bv;
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} else {
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dnParent( &op->oq_add.rs_e->e_nname, &pdn );
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}
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/* get entry or parent */
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rs->sr_err = bdb_dn2entry( op, ltid, &op->ora_e->e_nname, &ei,
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1, locker, &lock );
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switch( rs->sr_err ) {
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case 0:
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rs->sr_err = LDAP_ALREADY_EXISTS;
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goto return_results;
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case DB_NOTFOUND:
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break;
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case DB_LOCK_DEADLOCK:
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case DB_LOCK_NOTGRANTED:
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goto retry;
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case LDAP_BUSY:
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rs->sr_text = "ldap server busy";
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goto return_results;
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default:
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rs->sr_err = LDAP_OTHER;
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rs->sr_text = "internal error";
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goto return_results;
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}
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p = ei->bei_e;
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if ( p ) {
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if ( !bvmatch( &pdn, &p->e_nname ) ) {
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rs->sr_matched = ber_strdup_x( p->e_name.bv_val,
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op->o_tmpmemctx );
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rs->sr_ref = is_entry_referral( p )
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? get_entry_referrals( op, p )
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: NULL;
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bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
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p = NULL;
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, DETAIL1,
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"bdb_add: parent does not exist\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE, "bdb_add: parent does not exist\n",
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0, 0, 0 );
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#endif
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rs->sr_err = LDAP_REFERRAL;
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send_ldap_result( op, rs );
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ber_bvarray_free( rs->sr_ref );
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op->o_tmpfree( (char *)rs->sr_matched, op->o_tmpmemctx );
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rs->sr_ref = NULL;
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rs->sr_matched = NULL;
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goto done;
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}
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rs->sr_err = access_allowed( op, p,
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children, NULL, ACL_WRITE, NULL );
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if ( ! rs->sr_err ) {
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switch( opinfo.boi_err ) {
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case DB_LOCK_DEADLOCK:
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case DB_LOCK_NOTGRANTED:
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goto retry;
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}
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, DETAIL1,
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"bdb_add: no write access to parent\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE, "bdb_add: no write access to parent\n",
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0, 0, 0 );
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#endif
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rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
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rs->sr_text = "no write access to parent";
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goto return_results;;
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}
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#ifdef BDB_SUBENTRIES
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if ( is_entry_subentry( p ) ) {
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/* parent is a subentry, don't allow add */
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, DETAIL1,
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"bdb_add: parent is subentry\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE, "bdb_add: parent is subentry\n",
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0, 0, 0 );
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#endif
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rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
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rs->sr_text = "parent is a subentry";
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goto return_results;;
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}
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#endif
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#ifdef BDB_ALIASES
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if ( is_entry_alias( p ) ) {
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/* parent is an alias, don't allow add */
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, DETAIL1,
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"bdb_add: parent is alias\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE, "bdb_add: parent is alias\n",
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0, 0, 0 );
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#endif
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rs->sr_err = LDAP_ALIAS_PROBLEM;
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rs->sr_text = "parent is an alias";
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goto return_results;;
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}
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#endif
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if ( is_entry_referral( p ) ) {
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/* parent is a referral, don't allow add */
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rs->sr_matched = p->e_name.bv_val;
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rs->sr_ref = get_entry_referrals( op, p );
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, DETAIL1,
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"bdb_add: parent is referral\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE, "bdb_add: parent is referral\n",
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0, 0, 0 );
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#endif
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rs->sr_err = LDAP_REFERRAL;
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send_ldap_result( op, rs );
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ber_bvarray_free( rs->sr_ref );
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bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
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rs->sr_ref = NULL;
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rs->sr_matched = NULL;
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p = NULL;
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goto done;
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}
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#ifdef BDB_SUBENTRIES
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if ( subentry ) {
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/* FIXME: */
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/* parent must be an administrative point of the required kind */
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}
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#endif
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/* free parent and reader lock */
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bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
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p = NULL;
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} else {
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/*
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* no parent!
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* must be adding entry at suffix or with parent ""
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*/
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if ( !be_isroot( op->o_bd, &op->o_ndn )) {
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if ( be_issuffix( op->o_bd, (struct berval *)&slap_empty_bv )
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|| be_isupdate( op->o_bd, &op->o_ndn ) )
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{
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p = (Entry *)&slap_entry_root;
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/* check parent for "children" acl */
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rs->sr_err = access_allowed( op, p,
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children, NULL, ACL_WRITE, NULL );
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p = NULL;
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if ( ! rs->sr_err ) {
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switch( opinfo.boi_err ) {
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case DB_LOCK_DEADLOCK:
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case DB_LOCK_NOTGRANTED:
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goto retry;
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}
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, DETAIL1,
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"bdb_add: no write access to parent\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE,
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"bdb_add: no write access to parent\n",
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0, 0, 0 );
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#endif
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rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
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rs->sr_text = "no write access to parent";
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goto return_results;
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}
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#ifdef LDAP_SYNCREPL
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} else if ( !is_entry_glue( op->oq_add.rs_e )) {
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#else
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} else {
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#endif
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, DETAIL1, "bdb_add: %s denied\n",
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pdn.bv_len == 0 ? "suffix" : "entry at root", 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE, "bdb_add: %s denied\n",
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pdn.bv_len == 0 ? "suffix" : "entry at root",
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0, 0 );
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#endif
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rs->sr_err = LDAP_NO_SUCH_OBJECT;
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goto return_results;
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}
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}
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#ifdef BDB_SUBENTRIES
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if( subentry ) {
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, DETAIL1,
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"bdb_add: no parent, cannot add subentry\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE,
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"bdb_add: no parent, cannot add subentry\n",
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0, 0, 0 );
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#endif
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rs->sr_err = LDAP_NO_SUCH_OBJECT;
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rs->sr_text = "no parent, cannot add subentry";
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goto return_results;
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}
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#endif
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}
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if ( get_assert( op ) &&
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( test_filter( op, op->oq_add.rs_e, get_assertion( op ))
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!= LDAP_COMPARE_TRUE ))
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{
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rs->sr_err = LDAP_ASSERTION_FAILED;
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goto return_results;
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}
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rs->sr_err = access_allowed( op, op->oq_add.rs_e,
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entry, NULL, ACL_WRITE, NULL );
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if ( ! rs->sr_err ) {
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switch( opinfo.boi_err ) {
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case DB_LOCK_DEADLOCK:
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case DB_LOCK_NOTGRANTED:
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goto retry;
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}
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, DETAIL1,
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"bdb_add: no write access to entry\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE, "bdb_add: no write access to entry\n",
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0, 0, 0 );
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#endif
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rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
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rs->sr_text = "no write access to entry";
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goto return_results;;
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}
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/* nested transaction */
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rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, <2,
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bdb->bi_db_opflags );
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rs->sr_text = NULL;
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if( rs->sr_err != 0 ) {
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, ERR,
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"bdb_add: txn_begin(2) failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE,
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"bdb_add: txn_begin(2) failed: %s (%d)\n",
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db_strerror(rs->sr_err), rs->sr_err, 0 );
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#endif
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rs->sr_err = LDAP_OTHER;
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rs->sr_text = "internal error";
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goto return_results;
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}
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/* dn2id index */
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rs->sr_err = bdb_dn2id_add( op, lt2, ei, op->oq_add.rs_e );
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if ( rs->sr_err != 0 ) {
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, ERR,
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"bdb_add: dn2id_add failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE, "bdb_add: dn2id_add failed: %s (%d)\n",
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db_strerror(rs->sr_err), rs->sr_err, 0 );
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#endif
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switch( rs->sr_err ) {
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case DB_LOCK_DEADLOCK:
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case DB_LOCK_NOTGRANTED:
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goto retry;
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case DB_KEYEXIST:
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rs->sr_err = LDAP_ALREADY_EXISTS;
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break;
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default:
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rs->sr_err = LDAP_OTHER;
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}
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goto return_results;
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}
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/* id2entry index */
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rs->sr_err = bdb_id2entry_add( op->o_bd, lt2, op->oq_add.rs_e );
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if ( rs->sr_err != 0 ) {
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, ERR, "bdb_add: id2entry_add failed\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE, "bdb_add: id2entry_add failed\n",
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0, 0, 0 );
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#endif
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switch( rs->sr_err ) {
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case DB_LOCK_DEADLOCK:
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case DB_LOCK_NOTGRANTED:
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goto retry;
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default:
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rs->sr_err = LDAP_OTHER;
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}
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rs->sr_text = "entry store failed";
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goto return_results;
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}
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/* attribute indexes */
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rs->sr_err = bdb_index_entry_add( op, lt2, op->oq_add.rs_e );
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if ( rs->sr_err != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG ( OPERATION, ERR,
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"bdb_add: index_entry_add failed\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE, "bdb_add: index_entry_add failed\n",
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0, 0, 0 );
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#endif
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switch( rs->sr_err ) {
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case DB_LOCK_DEADLOCK:
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case DB_LOCK_NOTGRANTED:
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goto retry;
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default:
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rs->sr_err = LDAP_OTHER;
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}
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rs->sr_text = "index generation failed";
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goto return_results;
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}
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if ( TXN_COMMIT( lt2, 0 ) != 0 ) {
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rs->sr_err = LDAP_OTHER;
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rs->sr_text = "txn_commit(2) failed";
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goto return_results;
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}
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if( op->o_noop ) {
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if (( rs->sr_err=TXN_ABORT( ltid )) != 0 ) {
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rs->sr_text = "txn_abort (no-op) failed";
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} else {
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noop = 1;
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rs->sr_err = LDAP_SUCCESS;
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}
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} else {
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char gid[DB_XIDDATASIZE];
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snprintf( gid, sizeof( gid ), "%s-%08lx-%08lx",
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bdb_uuid.bv_val, (long) op->o_connid, (long) op->o_opid );
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if (( rs->sr_err=TXN_PREPARE( ltid, gid )) != 0 ) {
|
|
rs->sr_text = "txn_prepare failed";
|
|
|
|
} else {
|
|
struct berval nrdn;
|
|
|
|
if (pdn.bv_len) {
|
|
nrdn.bv_val = op->ora_e->e_nname.bv_val;
|
|
nrdn.bv_len = pdn.bv_val - nrdn.bv_val - 1;
|
|
} else {
|
|
nrdn = op->ora_e->e_nname;
|
|
}
|
|
|
|
bdb_cache_add(bdb, ei, op->oq_add.rs_e, &nrdn, locker );
|
|
|
|
if(( rs->sr_err=TXN_COMMIT( ltid, 0 )) != 0 ) {
|
|
rs->sr_text = "txn_commit failed";
|
|
} else {
|
|
rs->sr_err = LDAP_SUCCESS;
|
|
}
|
|
}
|
|
}
|
|
|
|
ltid = NULL;
|
|
op->o_private = NULL;
|
|
|
|
if (rs->sr_err == LDAP_SUCCESS) {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG ( OPERATION, RESULTS,
|
|
"bdb_add: added%s id=%08lx dn=\"%s\"\n",
|
|
op->o_noop ? " (no-op)" : "", op->oq_add.rs_e->e_id, op->oq_add.rs_e->e_dn );
|
|
#else
|
|
Debug(LDAP_DEBUG_TRACE, "bdb_add: added%s id=%08lx dn=\"%s\"\n",
|
|
op->o_noop ? " (no-op)" : "", op->oq_add.rs_e->e_id, op->oq_add.rs_e->e_dn );
|
|
#endif
|
|
rs->sr_text = NULL;
|
|
}
|
|
else {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG ( OPERATION, ERR,
|
|
"bdb_add: %s : %s (%d)\n", rs->sr_text, db_strerror(rs->sr_err), rs->sr_err );
|
|
#else
|
|
Debug( LDAP_DEBUG_TRACE, "bdb_add: %s : %s (%d)\n",
|
|
rs->sr_text, db_strerror(rs->sr_err), rs->sr_err );
|
|
#endif
|
|
rs->sr_err = LDAP_OTHER;
|
|
}
|
|
|
|
return_results:
|
|
send_ldap_result( op, rs );
|
|
|
|
#ifdef LDAP_SYNC
|
|
if ( rs->sr_err == LDAP_SUCCESS && !noop ) {
|
|
LDAP_LIST_FOREACH ( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
|
|
bdb_psearch( op, rs, ps_list, op->oq_add.rs_e, LDAP_PSEARCH_BY_ADD );
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp ) {
|
|
ldap_pvt_thread_yield();
|
|
TXN_CHECKPOINT( bdb->bi_dbenv,
|
|
bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
|
|
}
|
|
|
|
done:
|
|
|
|
if( ltid != NULL ) {
|
|
TXN_ABORT( ltid );
|
|
op->o_private = NULL;
|
|
}
|
|
|
|
return ( ( rs->sr_err == LDAP_SUCCESS ) ? noop : rs->sr_err );
|
|
}
|
|
|