X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fback-bdb%2Fdelete.c;h=ef4c584d203a33a5c14c5ae2769e07a09a777acd;hb=bc478dee4630a37e5a222b14f36d5d6106a4867b;hp=79cb4608439ce6c7225257a4978302f433f978dd;hpb=55cf8bbd88c7bac0586887a78aaa01e8ad7f9171;p=openldap

diff --git a/servers/slapd/back-bdb/delete.c b/servers/slapd/back-bdb/delete.c
index 79cb460843..ef4c584d20 100644
--- a/servers/slapd/back-bdb/delete.c
+++ b/servers/slapd/back-bdb/delete.c
@@ -1,8 +1,17 @@
 /* delete.c - bdb backend delete routine */
 /* $OpenLDAP$ */
-/*
- * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2000-2004 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
  */
 
 #include "portable.h"
@@ -11,507 +20,579 @@
 #include <ac/string.h>
 
 #include "back-bdb.h"
-#include "external.h"
 
 int
-bdb_delete(
-	BackendDB	*be,
-	Connection	*conn,
-	Operation	*op,
-	struct berval	*dn,
-	struct berval	*ndn
-)
+bdb_delete( Operation *op, SlapReply *rs )
 {
-	struct bdb_info *bdb = (struct bdb_info *) be->be_private;
-	Entry	*matched;
+	struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
+	Entry	*matched = NULL;
 	struct berval	pdn = {0, NULL};
 	Entry	*e = NULL;
 	Entry	*p = NULL;
-	int	rc;
-	const char *text;
+	EntryInfo	*ei = NULL, *eip = NULL;
 	int		manageDSAit = get_manageDSAit( op );
 	AttributeDescription *children = slap_schema.si_ad_children;
 	AttributeDescription *entry = slap_schema.si_ad_entry;
-	DB_TXN		*ltid = NULL;
+	DB_TXN		*ltid = NULL, *lt2;
 	struct bdb_op_info opinfo;
+	ID	eid;
 
 	u_int32_t	locker = 0;
-	DB_LOCK		lock;
-#if 0
-	u_int32_t	lockid;
-	DB_LOCK		lock;
-#endif
+	DB_LOCK		lock, plock;
 
-	int		noop = 0;
+	int		num_retries = 0;
 
-#if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
 	Operation* ps_list;
-#endif
+	int     rc;
+	EntryInfo   *suffix_ei;
+	Entry       *ctxcsn_e;
+	int         ctxcsn_added = 0;
 
-#ifdef NEW_LOGGING
-	LDAP_LOG ( OPERATION, ARGS,  "==> bdb_delete: %s\n", dn->bv_val, 0, 0 );
-#else
-	Debug( LDAP_DEBUG_ARGS, "==> bdb_delete: %s\n",
-		dn->bv_val, 0, 0 );
-#endif
+	LDAPControl **preread_ctrl = NULL;
+	LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
+	int num_ctrls = 0;
+
+	int	parent_is_glue = 0;
+	int parent_is_leaf = 0;
+
+	struct berval ctxcsn_ndn = BER_BVNULL;
+
+	ctrls[num_ctrls] = 0;
+
+	Debug( LDAP_DEBUG_ARGS, "==> " LDAP_XSTRING(bdb_delete) ": %s\n",
+		op->o_req_dn.bv_val, 0, 0 );
+
+	build_new_dn( &ctxcsn_ndn, &op->o_bd->be_nsuffix[0],
+				(struct berval *)&slap_ldapsync_cn_bv, op->o_tmpmemctx );
 
 	if( 0 ) {
 retry:	/* transaction retry */
 		if( e != NULL ) {
 			bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
+			e = NULL;
+		}
+		if( p != NULL ) {
+			bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
+			p = NULL;
 		}
-#ifdef NEW_LOGGING
-		LDAP_LOG ( OPERATION, DETAIL1, 
-			"==> bdb_delete: retrying...\n", 0, 0, 0 );
-#else
-		Debug( LDAP_DEBUG_TRACE, "==> bdb_delete: retrying...\n",
+		Debug( LDAP_DEBUG_TRACE,
+			"==> " LDAP_XSTRING(bdb_delete) ": retrying...\n",
 			0, 0, 0 );
-#endif
-		rc = TXN_ABORT( ltid );
+		rs->sr_err = TXN_ABORT( ltid );
 		ltid = NULL;
 		op->o_private = NULL;
-		if( rc != 0 ) {
-			rc = LDAP_OTHER;
-			text = "internal error";
+		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;
 		}
+		parent_is_glue = 0;
+		parent_is_leaf = 0;
 		ldap_pvt_thread_yield();
+		bdb_trans_backoff( ++num_retries );
 	}
 
 	/* begin transaction */
-	rc = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid, 
+	rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid, 
 		bdb->bi_db_opflags );
-	text = NULL;
-	if( rc != 0 ) {
-#ifdef NEW_LOGGING
-		LDAP_LOG ( OPERATION, ERR, 
-			"==> bdb_delete: txn_begin failed: %s (%d)\n",
-			db_strerror(rc), rc, 0 );
-#else
+	rs->sr_text = NULL;
+	if( rs->sr_err != 0 ) {
 		Debug( LDAP_DEBUG_TRACE,
-			"bdb_delete: txn_begin failed: %s (%d)\n",
-			db_strerror(rc), rc, 0 );
-#endif
-		rc = LDAP_OTHER;
-		text = "internal error";
+			LDAP_XSTRING(bdb_delete) ": 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;
 	}
 
 	locker = TXN_ID ( ltid );
-#if 0
-	lockid = TXN_ID( ltid );
-#endif
 
-	opinfo.boi_bdb = be;
+	opinfo.boi_bdb = op->o_bd;
 	opinfo.boi_txn = ltid;
 	opinfo.boi_locker = locker;
 	opinfo.boi_err = 0;
+	opinfo.boi_acl_cache = op->o_do_not_cache;
 	op->o_private = &opinfo;
 
-	if ( !be_issuffix( be, ndn ) ) {
-		dnParent( ndn, &pdn );
+	if ( !be_issuffix( op->o_bd, &op->o_req_ndn ) ) {
+		dnParent( &op->o_req_ndn, &pdn );
+	}
+
+	/* get entry */
+	rs->sr_err = bdb_dn2entry( op, ltid, &op->o_req_ndn, &ei, 1,
+		locker, &lock );
+
+	switch( rs->sr_err ) {
+	case 0:
+	case DB_NOTFOUND:
+		break;
+	case DB_LOCK_DEADLOCK:
+	case DB_LOCK_NOTGRANTED:
+		goto retry;
+	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;
+	}
+
+	if ( rs->sr_err == 0 ) {
+		e = ei->bei_e;
+		eip = ei->bei_parent;
+	} else {
+		matched = ei->bei_e;
 	}
 
-	if( pdn.bv_len != 0 ) {
-#if 0
-		if ( ltid ) {
-			DBT obj;
-			obj.data = pdn.bv_val-1;
-			obj.size = pdn.bv_len+1;
-			rc = LOCK_GET( bdb->bi_dbenv, lockid, 0, &obj,
-				DB_LOCK_WRITE, &lock);
+	/* FIXME : dn2entry() should return non-glue entry */
+	if ( e == NULL || ( !manageDSAit && is_entry_glue( e ))) {
+		BerVarray deref = NULL;
+
+		Debug( LDAP_DEBUG_ARGS,
+			"<=- " LDAP_XSTRING(bdb_delete) ": no such object %s\n",
+			op->o_req_dn.bv_val, 0, 0);
+
+		if ( matched != NULL ) {
+			rs->sr_matched = ch_strdup( matched->e_dn );
+			rs->sr_ref = is_entry_referral( matched )
+				? get_entry_referrals( op, matched )
+				: NULL;
+			bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, matched);
+			matched = NULL;
+
+		} else {
+			if ( !LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
+				syncinfo_t *si;
+				LDAP_STAILQ_FOREACH( si, &op->o_bd->be_syncinfo, si_next ) {
+					struct berval tmpbv;
+					ber_dupbv( &tmpbv, &si->si_provideruri_bv[0] );
+					ber_bvarray_add( &deref, &tmpbv );
+				}
+			} else {
+				deref = default_referral;
+			}
+			rs->sr_ref = referral_rewrite( deref, NULL, &op->o_req_dn,
+					LDAP_SCOPE_DEFAULT );
 		}
-#endif
-		/* get parent */
-		rc = bdb_dn2entry_r( be, ltid, &pdn, &p, NULL, 0, locker, &lock );
 
-		switch( rc ) {
-		case 0:
-		case DB_NOTFOUND:
-			break;
-		case DB_LOCK_DEADLOCK:
-		case DB_LOCK_NOTGRANTED:
-			goto retry;
-		case LDAP_BUSY:
-			text = "ldap server busy";
-			goto return_results;
-		default:
-			rc = LDAP_OTHER;
-			text = "internal error";
-			goto return_results;
+		rs->sr_err = LDAP_REFERRAL;
+		send_ldap_result( op, rs );
+
+		if ( rs->sr_ref != default_referral ) {
+			ber_bvarray_free( rs->sr_ref );
 		}
+		if ( deref != default_referral ) {
+			ber_bvarray_free( deref );
+		}
+		free( (char *)rs->sr_matched );
+		rs->sr_ref = NULL;
+		rs->sr_matched = NULL;
+
+		rs->sr_err = -1;
+		goto done;
+	}
+
+	rc = bdb_cache_find_id( op, ltid, eip->bei_id, &eip, 0, locker, &plock );
+	switch( rc ) {
+	case DB_LOCK_DEADLOCK:
+	case DB_LOCK_NOTGRANTED:
+		goto retry;
+	case 0:
+	case DB_NOTFOUND:
+		break;
+	default:
+		rs->sr_err = LDAP_OTHER;
+		rs->sr_text = "internal error";
+		goto return_results;
+	}
+	if ( eip ) p = eip->bei_e;
 
-		if( p == NULL) {
-#ifdef NEW_LOGGING
-			LDAP_LOG ( OPERATION, DETAIL1, 
-				"<=- bdb_delete: parent does not exist\n", 0, 0, 0 );
-#else
+	if ( pdn.bv_len != 0 ) {
+		if( p == NULL || !bvmatch( &pdn, &p->e_nname )) {
 			Debug( LDAP_DEBUG_TRACE,
-				"<=- bdb_delete: parent does not exist\n",
-				0, 0, 0);
-#endif
-			rc = LDAP_OTHER;
-			text = "could not locate parent of entry";
+				"<=- " LDAP_XSTRING(bdb_delete) ": parent "
+				"does not exist\n", 0, 0, 0 );
+			rs->sr_err = LDAP_OTHER;
+			rs->sr_text = "could not locate parent of entry";
 			goto return_results;
 		}
 
 		/* check parent for "children" acl */
-		rc = access_allowed( be, conn, op, p,
+		rs->sr_err = access_allowed( op, p,
 			children, NULL, ACL_WRITE, NULL );
 
-		bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
-		p = NULL;
-
-		switch( opinfo.boi_err ) {
-		case DB_LOCK_DEADLOCK:
-		case DB_LOCK_NOTGRANTED:
-			goto retry;
-		}
+		if ( !rs->sr_err  ) {
+			switch( opinfo.boi_err ) {
+			case DB_LOCK_DEADLOCK:
+			case DB_LOCK_NOTGRANTED:
+				goto retry;
+			}
 
-		if ( !rc  ) {
-#ifdef NEW_LOGGING
-			LDAP_LOG ( OPERATION, DETAIL1, 
-				"<=- bdb_delete: no write access to parent\n", 0, 0, 0 );
-#else
 			Debug( LDAP_DEBUG_TRACE,
-				"<=- bdb_delete: no write access to parent\n",
-				0, 0, 0 );
-#endif
-			rc = LDAP_INSUFFICIENT_ACCESS;
-			text = "no write access to parent";
+				"<=- " LDAP_XSTRING(bdb_delete) ": no write "
+				"access to parent\n", 0, 0, 0 );
+			rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
+			rs->sr_text = "no write access to parent";
 			goto return_results;
 		}
 
 	} else {
 		/* no parent, must be root to delete */
-		if( ! be_isroot( be, &op->o_ndn ) ) {
-			if ( be_issuffix( be, (struct berval *)&slap_empty_bv )
-				|| be_isupdate( be, &op->o_ndn ) ) {
+		if( ! be_isroot( op ) ) {
+			if ( be_issuffix( op->o_bd, (struct berval *)&slap_empty_bv )
+				|| be_shadow_update( op ) ) {
 				p = (Entry *)&slap_entry_root;
 
 				/* check parent for "children" acl */
-				rc = access_allowed( be, conn, op, p,
+				rs->sr_err = access_allowed( op, p,
 					children, NULL, ACL_WRITE, NULL );
 
 				p = NULL;
 
-				switch( opinfo.boi_err ) {
-				case DB_LOCK_DEADLOCK:
-				case DB_LOCK_NOTGRANTED:
-					goto retry;
-				}
+				if ( !rs->sr_err  ) {
+					switch( opinfo.boi_err ) {
+					case DB_LOCK_DEADLOCK:
+					case DB_LOCK_NOTGRANTED:
+						goto retry;
+					}
 
-				if ( !rc  ) {
-#ifdef NEW_LOGGING
-					LDAP_LOG ( OPERATION, DETAIL1, 
-						"<=- bdb_delete: no access to parent\n", 0, 0, 0 );
-#else
 					Debug( LDAP_DEBUG_TRACE,
-						"<=- bdb_delete: no access "
-						"to parent\n", 0, 0, 0 );
-#endif
-					rc = LDAP_INSUFFICIENT_ACCESS;
-					text = "no write access to parent";
+						"<=- " LDAP_XSTRING(bdb_delete)
+						": no access to parent\n",
+						0, 0, 0 );
+					rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
+					rs->sr_text = "no write access to parent";
 					goto return_results;
 				}
 
 			} else {
-#ifdef NEW_LOGGING
-				LDAP_LOG ( OPERATION, DETAIL1, 
-					"<=- bdb_delete: no parent and not root\n", 0, 0, 0 );
-#else
 				Debug( LDAP_DEBUG_TRACE,
-					"<=- bdb_delete: no parent "
-					"and not root\n", 0, 0, 0);
-#endif
-				rc = LDAP_INSUFFICIENT_ACCESS;
+					"<=- " LDAP_XSTRING(bdb_delete)
+					": no parent and not root\n", 0, 0, 0 );
+				rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 				goto return_results;
 			}
 		}
-
-#if 0
-		if ( ltid ) {
-			DBT obj;
-			obj.data = ",";
-			obj.size = 1;
-			rc = LOCK_GET( bdb->bi_dbenv, lockid, 0, &obj,
-				DB_LOCK_WRITE, &lock);
-		}
-#endif
 	}
 
-	/* get entry for read/modify/write */
-	rc = bdb_dn2entry_w( be, ltid, ndn, &e, &matched, DB_RMW, locker, &lock );
-
-	switch( rc ) {
-	case 0:
-	case DB_NOTFOUND:
-		break;
-	case DB_LOCK_DEADLOCK:
-	case DB_LOCK_NOTGRANTED:
-		goto retry;
-	case LDAP_BUSY:
-		text = "ldap server busy";
-		goto return_results;
-	default:
-		rc = LDAP_OTHER;
-		text = "internal error";
+	if ( get_assert( op ) &&
+		( test_filter( op, e, get_assertion( op )) != LDAP_COMPARE_TRUE ))
+	{
+		rs->sr_err = LDAP_ASSERTION_FAILED;
 		goto return_results;
 	}
 
-	if ( e == NULL ) {
-		char *matched_dn = NULL;
-		BerVarray refs;
-
-#ifdef NEW_LOGGING
-		LDAP_LOG ( OPERATION, ARGS, 
-			"<=- bdb_delete: no such object %s\n", dn->bv_val, 0, 0);
-#else
-		Debug( LDAP_DEBUG_ARGS,
-			"<=- bdb_delete: no such object %s\n",
-			dn->bv_val, 0, 0);
-#endif
-
-		if ( matched != NULL ) {
-			matched_dn = ch_strdup( matched->e_dn );
-			refs = is_entry_referral( matched )
-				? get_entry_referrals( be, conn, op, matched )
-				: NULL;
-			bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, matched);
-			matched = NULL;
-
-		} else {
-			refs = referral_rewrite( default_referral,
-				NULL, dn, LDAP_SCOPE_DEFAULT );
-		}
-
-		send_ldap_result( conn, op, LDAP_REFERRAL,
-			matched_dn, NULL, refs, NULL );
-
-		ber_bvarray_free( refs );
-		free( matched_dn );
-
-		rc = -1;
-		goto done;
-	}
-
-	rc = access_allowed( be, conn, op, e,
+	rs->sr_err = access_allowed( op, e,
 		entry, NULL, ACL_WRITE, NULL );
 
-	switch( opinfo.boi_err ) {
-	case DB_LOCK_DEADLOCK:
-	case DB_LOCK_NOTGRANTED:
-		goto retry;
-	}
+	if ( !rs->sr_err  ) {
+		switch( opinfo.boi_err ) {
+		case DB_LOCK_DEADLOCK:
+		case DB_LOCK_NOTGRANTED:
+			goto retry;
+		}
 
-	if ( !rc  ) {
-#ifdef NEW_LOGGING
-		LDAP_LOG ( OPERATION, DETAIL1, 
-			"<=- bdb_delete: no write access to entry\n", 0, 0, 0 );
-#else
 		Debug( LDAP_DEBUG_TRACE,
-			"<=- bdb_delete: no write access to entry\n",
-			0, 0, 0 );
-#endif
-		rc = LDAP_INSUFFICIENT_ACCESS;
-		text = "no write access to entry";
+			"<=- " LDAP_XSTRING(bdb_delete) ": no write access "
+			"to entry\n", 0, 0, 0 );
+		rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
+		rs->sr_text = "no write access to entry";
 		goto return_results;
 	}
 
 	if ( !manageDSAit && is_entry_referral( e ) ) {
 		/* entry is a referral, don't allow delete */
-		BerVarray refs = get_entry_referrals( be,
-			conn, op, e );
+		rs->sr_ref = get_entry_referrals( op, e );
 
-#ifdef NEW_LOGGING
-		LDAP_LOG ( OPERATION, DETAIL1, 
-			"<=- bdb_delete: entry is referral\n", 0, 0, 0 );
-#else
 		Debug( LDAP_DEBUG_TRACE,
-			"bdb_delete: entry is referral\n",
+			LDAP_XSTRING(bdb_delete) ": entry is referral\n",
 			0, 0, 0 );
-#endif
 
-		send_ldap_result( conn, op, LDAP_REFERRAL,
-			e->e_dn, NULL, refs, NULL );
+		rs->sr_err = LDAP_REFERRAL;
+		rs->sr_matched = e->e_name.bv_val;
+		send_ldap_result( op, rs );
 
-		ber_bvarray_free( refs );
+		ber_bvarray_free( rs->sr_ref );
+		rs->sr_ref = NULL;
+		rs->sr_matched = NULL;
 
-		rc = 1;
+		rs->sr_err = 1;
 		goto done;
 	}
 
-	rc = bdb_dn2id_children( be, ltid, &e->e_nname, 0 );
-	if( rc != DB_NOTFOUND ) {
-		switch( rc ) {
+	/* pre-read */
+	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_delete) ": pre-read "
+				"failed!\n", 0, 0, 0 );
+			goto return_results;
+		}
+	}
+
+	/* nested transaction */
+	rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, &lt2, 
+		bdb->bi_db_opflags );
+	rs->sr_text = NULL;
+	if( rs->sr_err != 0 ) {
+		Debug( LDAP_DEBUG_TRACE,
+			LDAP_XSTRING(bdb_delete) ": 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;
+	}
+
+	/* Can't do it if we have kids */
+	rs->sr_err = bdb_cache_children( op, lt2, e );
+	if( rs->sr_err != DB_NOTFOUND ) {
+		switch( rs->sr_err ) {
 		case DB_LOCK_DEADLOCK:
 		case DB_LOCK_NOTGRANTED:
 			goto retry;
 		case 0:
-#ifdef NEW_LOGGING
-			LDAP_LOG ( OPERATION, DETAIL1, 
-				"<=- bdb_delete: non-leaf %s\n", dn->bv_val, 0, 0 );
-#else
 			Debug(LDAP_DEBUG_ARGS,
-				"<=- bdb_delete: non-leaf %s\n",
-				dn->bv_val, 0, 0);
-#endif
-			rc = LDAP_NOT_ALLOWED_ON_NONLEAF;
-			text = "subtree delete not supported";
+				"<=- " LDAP_XSTRING(bdb_delete)
+				": non-leaf %s\n",
+				op->o_req_dn.bv_val, 0, 0);
+			rs->sr_err = LDAP_NOT_ALLOWED_ON_NONLEAF;
+			rs->sr_text = "subtree delete not supported";
 			break;
 		default:
-#ifdef NEW_LOGGING
-			LDAP_LOG ( OPERATION, ERR, 
-				"<=- bdb_delete: has_children failed %s (%d)\n",
-				db_strerror(rc), rc, 0 );
-#else
 			Debug(LDAP_DEBUG_ARGS,
-				"<=- bdb_delete: has_children failed: %s (%d)\n",
-				db_strerror(rc), rc, 0 );
-#endif
-			rc = LDAP_OTHER;
-			text = "internal error";
+				"<=- " LDAP_XSTRING(bdb_delete)
+				": has_children 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;
 	}
 
+	ldap_pvt_thread_rdwr_wlock( &bdb->bi_pslist_rwlock );
+	LDAP_LIST_FOREACH( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
+		rc = bdb_psearch( op, rs, ps_list, e, LDAP_PSEARCH_BY_PREDELETE );
+		if ( rc == LDAP_BUSY && op->o_ps_send_wait ) {
+			ldap_pvt_thread_rdwr_wunlock( &bdb->bi_pslist_rwlock );
+			goto retry;
+		} else if ( rc ) {
+			Debug( LDAP_DEBUG_TRACE,
+				LDAP_XSTRING(bdb_delete) ": persistent search "
+				"failed (%d,%d)\n", rc, rs->sr_err, 0 );
+		}
+	}
+	ldap_pvt_thread_rdwr_wunlock( &bdb->bi_pslist_rwlock );
+
 	/* delete from dn2id */
-	rc = bdb_dn2id_delete( be, ltid, pdn.bv_val, e );
-	if ( rc != 0 ) {
-		switch( rc ) {
+	rs->sr_err = bdb_dn2id_delete( op, lt2, eip, e );
+	if ( rs->sr_err != 0 ) {
+		Debug(LDAP_DEBUG_TRACE,
+			"<=- " LDAP_XSTRING(bdb_delete) ": dn2id failed: "
+			"%s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
+		switch( rs->sr_err ) {
 		case DB_LOCK_DEADLOCK:
 		case DB_LOCK_NOTGRANTED:
 			goto retry;
-		default:
-			rc = LDAP_OTHER;
 		}
-#ifdef NEW_LOGGING
-		LDAP_LOG ( OPERATION, ERR, 
-			"<=- bdb_delete: dn2id failed %s (%d)\n", db_strerror(rc), rc, 0 );
-#else
-		Debug(LDAP_DEBUG_ARGS,
-			"<=- bdb_delete: dn2id failed: %s (%d)\n",
-			db_strerror(rc), rc, 0 );
-#endif
-		text = "DN index delete failed";
+		rs->sr_text = "DN index delete failed";
+		rs->sr_err = LDAP_OTHER;
 		goto return_results;
 	}
 
 	/* delete from id2entry */
-	rc = bdb_id2entry_delete( be, ltid, e );
-	if ( rc != 0 ) {
-		switch( rc ) {
+	rs->sr_err = bdb_id2entry_delete( op->o_bd, lt2, e );
+	if ( rs->sr_err != 0 ) {
+		Debug(LDAP_DEBUG_TRACE,
+			"<=- " LDAP_XSTRING(bdb_delete) ": id2entry failed: "
+			"%s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
+		switch( rs->sr_err ) {
 		case DB_LOCK_DEADLOCK:
 		case DB_LOCK_NOTGRANTED:
 			goto retry;
-		default:
-			rc = LDAP_OTHER;
 		}
-#ifdef NEW_LOGGING
-		LDAP_LOG ( OPERATION, ERR, 
-			"<=- bdb_delete: id2entry failed: %s (%d)\n", 
-			db_strerror(rc), rc, 0 );
-#else
-		Debug(LDAP_DEBUG_ARGS,
-			"<=- bdb_delete: id2entry failed: %s (%d)\n",
-			db_strerror(rc), rc, 0 );
-#endif
-		text = "entry delete failed";
+		rs->sr_text = "entry delete failed";
+		rs->sr_err = LDAP_OTHER;
 		goto return_results;
 	}
 
 	/* delete indices for old attributes */
-	rc = bdb_index_entry_del( be, ltid, e, e->e_attrs );
-	if ( rc != LDAP_SUCCESS ) {
-		switch( rc ) {
+	rs->sr_err = bdb_index_entry_del( op, lt2, e );
+	if ( rs->sr_err != LDAP_SUCCESS ) {
+		Debug( LDAP_DEBUG_TRACE,
+			"<=- " LDAP_XSTRING(bdb_delete) ": index failed: "
+			"%s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
+		switch( rs->sr_err ) {
 		case DB_LOCK_DEADLOCK:
 		case DB_LOCK_NOTGRANTED:
 			goto retry;
-		default:
-			rc = LDAP_OTHER;
 		}
-#ifdef NEW_LOGGING
-		LDAP_LOG ( OPERATION, ERR, 
-			"<=- bdb_delete: entry index delete failed!\n", 0, 0, 0 );
-#else
-		Debug( LDAP_DEBUG_ANY, "entry index delete failed!\n",
-			0, 0, 0 );
-#endif
-		text = "entry index delete failed";
+		rs->sr_text = "entry index delete failed";
+		rs->sr_err = LDAP_OTHER;
 		goto return_results;
 	}
 
+	if ( pdn.bv_len != 0 ) {
+		parent_is_glue = is_entry_glue(p);
+		rs->sr_err = bdb_cache_children( op, lt2, p );
+		if ( rs->sr_err != DB_NOTFOUND ) {
+			switch( rs->sr_err ) {
+			case DB_LOCK_DEADLOCK:
+			case DB_LOCK_NOTGRANTED:
+				goto retry;
+			case 0:
+				break;
+			default:
+				Debug(LDAP_DEBUG_ARGS,
+					"<=- " LDAP_XSTRING(bdb_delete)
+					": has_children 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;
+			}
+			parent_is_leaf = 1;
+		}
+		bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
+		p = NULL;
+	}
+
+	if ( TXN_COMMIT( lt2, 0 ) != 0 ) {
+		rs->sr_err = LDAP_OTHER;
+		rs->sr_text = "txn_commit(2) failed";
+		goto return_results;
+	}
+
+	eid = e->e_id;
+
 #if 0	/* Do we want to reclaim deleted IDs? */
 	ldap_pvt_thread_mutex_lock( &bdb->bi_lastid_mutex );
 	if ( e->e_id == bdb->bi_lastid ) {
-		bdb_last_id( be, ltid );
+		bdb_last_id( op->o_bd, ltid );
 	}
 	ldap_pvt_thread_mutex_unlock( &bdb->bi_lastid_mutex );
 #endif
 
+	if ( !dn_match( &ctxcsn_ndn, &op->o_req_ndn ) &&
+		 !be_issuffix( op->o_bd, &op->o_req_ndn ) &&
+			LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
+		rc = bdb_csn_commit( op, rs, ltid, ei, &suffix_ei,
+			&ctxcsn_e, &ctxcsn_added, locker );
+		switch ( rc ) {
+		case BDB_CSN_ABORT :
+			goto return_results;
+		case BDB_CSN_RETRY :
+			goto retry;
+		}
+	}
+
 	if( op->o_noop ) {
-		if ( ( rc = TXN_ABORT( ltid ) ) != 0 ) {
-			text = "txn_abort (no-op) failed";
+		if ( ( rs->sr_err = TXN_ABORT( ltid ) ) != 0 ) {
+			rs->sr_text = "txn_abort (no-op) failed";
 		} else {
-			noop = 1;
-			rc = LDAP_SUCCESS;
+			rs->sr_err = LDAP_NO_OPERATION;
+			goto return_results;
 		}
 	} else {
-		rc = TXN_COMMIT( ltid, 0 );
+		rc = bdb_cache_delete( &bdb->bi_cache, e, bdb->bi_dbenv,
+			locker, &lock );
+		switch( rc ) {
+		case DB_LOCK_DEADLOCK:
+		case DB_LOCK_NOTGRANTED:
+			goto retry;
+		}
+
+		if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
+			if ( ctxcsn_added ) {
+				bdb_cache_add( bdb, suffix_ei,
+					ctxcsn_e, (struct berval *)&slap_ldapsync_cn_bv, locker );
+			}
+		}
+
+		if ( rs->sr_err == LDAP_SUCCESS && !op->o_no_psearch ) {
+			Attribute *a;
+			a = attr_find( e->e_attrs, slap_schema.si_ad_entryCSN );
+			if ( a ) {
+				if( (void *) e->e_attrs != (void *) (e+1)) {
+					attr_delete( &e->e_attrs, slap_schema.si_ad_entryCSN );
+					attr_merge_normalize_one( e, slap_schema.si_ad_entryCSN,
+					&op->o_sync_csn, NULL );
+				} else {
+					a->a_vals[0] = op->o_sync_csn;
+				}
+			} else {
+				/* Hm, the entryCSN ought to exist. ??? */
+			}
+			ldap_pvt_thread_rdwr_wlock( &bdb->bi_pslist_rwlock );
+			LDAP_LIST_FOREACH( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
+				rc = bdb_psearch( op, rs, ps_list, e, LDAP_PSEARCH_BY_DELETE );
+				if ( rc ) {
+					Debug( LDAP_DEBUG_TRACE,
+						LDAP_XSTRING(bdb_delete)
+						": persistent search failed "
+						"(%d,%d)\n",
+						rc, rs->sr_err, 0 );
+				}
+			}
+			ldap_pvt_thread_rdwr_wunlock( &bdb->bi_pslist_rwlock );
+		}
+
+		rs->sr_err = TXN_COMMIT( ltid, 0 );
 	}
 	ltid = NULL;
 	op->o_private = NULL;
 
-	if( rc != 0 ) {
-#ifdef NEW_LOGGING
-		LDAP_LOG ( OPERATION, ERR, 
-			"bdb_delete: txn_%s failed: %s (%d)\n",
-			op->o_noop ? "abort (no-op)" : "commit", db_strerror(rc), rc );
-#else
+	if( rs->sr_err != 0 ) {
 		Debug( LDAP_DEBUG_TRACE,
-			"bdb_delete: txn_%s failed: %s (%d)\n",
+			LDAP_XSTRING(bdb_delete) ": txn_%s failed: %s (%d)\n",
 			op->o_noop ? "abort (no-op)" : "commit",
-			db_strerror(rc), rc );
-#endif
-		rc = LDAP_OTHER;
-		text = "commit failed";
+			db_strerror(rs->sr_err), rs->sr_err );
+		rs->sr_err = LDAP_OTHER;
+		rs->sr_text = "commit failed";
 
-	} else {
-#ifdef NEW_LOGGING
-		LDAP_LOG ( OPERATION, RESULTS, 
-			"bdb_delete: deleted%s id=%08lx db=\"%s\"\n",
-			op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn );
-#else
-		Debug( LDAP_DEBUG_TRACE,
-			"bdb_delete: deleted%s id=%08lx dn=\"%s\"\n",
-			op->o_noop ? " (no-op)" : "",
-			e->e_id, e->e_dn );
-#endif
-		rc = LDAP_SUCCESS;
-		text = NULL;
+		goto return_results;
 	}
 
-return_results:
-	send_ldap_result( conn, op, rc, NULL, text, NULL, NULL );
+	Debug( LDAP_DEBUG_TRACE,
+		LDAP_XSTRING(bdb_delete) ": deleted%s id=%08lx dn=\"%s\"\n",
+		op->o_noop ? " (no-op)" : "",
+		eid, op->o_req_dn.bv_val );
+	rs->sr_err = LDAP_SUCCESS;
+	rs->sr_text = NULL;
+	if( num_ctrls ) rs->sr_ctrls = ctrls;
 
-#if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
-        if ( rc == LDAP_SUCCESS && !noop ) {
-		LDAP_LIST_FOREACH( ps_list, &bdb->psearch_list, link ) {
-			bdb_psearch( be, conn, op, ps_list, e, LDAP_PSEARCH_BY_DELETE );
-		}
-	}
-#endif
+return_results:
+	send_ldap_result( op, rs );
 
-	if(rc == LDAP_SUCCESS && bdb->bi_txn_cp ) {
+	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 );
 	}
 
+	if ( rs->sr_err == LDAP_SUCCESS && parent_is_glue && parent_is_leaf ) {
+		op->o_delete_glue_parent = 1;
+	}
+
 done:
+	if ( p )
+		bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
+
 	/* free entry */
 	if( e != NULL ) {
-		bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
+		if ( rs->sr_err == LDAP_SUCCESS ) {
+			/* Free the EntryInfo and the Entry */
+			bdb_cache_delete_cleanup( &bdb->bi_cache, BEI(e) );
+		} else {
+			bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
+		}
 	}
 
 	if( ltid != NULL ) {
@@ -519,5 +600,11 @@ done:
 		op->o_private = NULL;
 	}
 
-	return ( ( rc == LDAP_SUCCESS ) ? noop : rc );
+	slap_sl_free( ctxcsn_ndn.bv_val, op->o_tmpmemctx );
+
+	if( preread_ctrl != NULL ) {
+		slap_sl_free( (*preread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
+		slap_sl_free( *preread_ctrl, op->o_tmpmemctx );
+	}
+	return rs->sr_err;
 }