From 7731832751ab9f3c6ddeb66f186d3d7fa1934a6d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 13:11:40 +0200
Subject: Adding upstream version 2.4.57+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 servers/slapd/back-meta/delete.c | 103 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 servers/slapd/back-meta/delete.c

(limited to 'servers/slapd/back-meta/delete.c')

diff --git a/servers/slapd/back-meta/delete.c b/servers/slapd/back-meta/delete.c
new file mode 100644
index 0000000..1823a09
--- /dev/null
+++ b/servers/slapd/back-meta/delete.c
@@ -0,0 +1,103 @@
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2021 The OpenLDAP Foundation.
+ * Portions Copyright 2001-2003 Pierangelo Masarati.
+ * Portions Copyright 1999-2003 Howard Chu.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by the Howard Chu for inclusion
+ * in OpenLDAP Software and subsequently enhanced by Pierangelo
+ * Masarati.
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+
+#include <ac/string.h>
+#include <ac/socket.h>
+
+#include "slap.h"
+#include "../back-ldap/back-ldap.h"
+#include "back-meta.h"
+
+int
+meta_back_delete( Operation *op, SlapReply *rs )
+{
+	metainfo_t	*mi = ( metainfo_t * )op->o_bd->be_private;
+	metatarget_t	*mt;
+	metaconn_t	*mc = NULL;
+	int		candidate = -1;
+	struct berval	mdn = BER_BVNULL;
+	dncookie	dc;
+	int		msgid;
+	ldap_back_send_t	retrying = LDAP_BACK_RETRYING;
+	LDAPControl	**ctrls = NULL;
+
+	mc = meta_back_getconn( op, rs, &candidate, LDAP_BACK_SENDERR );
+	if ( !mc || !meta_back_dobind( op, rs, mc, LDAP_BACK_SENDERR ) ) {
+		return rs->sr_err;
+	}
+
+	assert( mc->mc_conns[ candidate ].msc_ld != NULL );
+
+	/*
+	 * Rewrite the compare dn, if needed
+	 */
+	mt = mi->mi_targets[ candidate ];
+	dc.target = mt;
+	dc.conn = op->o_conn;
+	dc.rs = rs;
+	dc.ctx = "deleteDN";
+
+	if ( ldap_back_dn_massage( &dc, &op->o_req_dn, &mdn ) ) {
+		send_ldap_result( op, rs );
+		goto cleanup;
+	}
+
+retry:;
+	ctrls = op->o_ctrls;
+	if ( meta_back_controls_add( op, rs, mc, candidate, &ctrls ) != LDAP_SUCCESS )
+	{
+		send_ldap_result( op, rs );
+		goto cleanup;
+	}
+
+	rs->sr_err = ldap_delete_ext( mc->mc_conns[ candidate ].msc_ld,
+			mdn.bv_val, ctrls, NULL, &msgid );
+	rs->sr_err = meta_back_op_result( mc, op, rs, candidate, msgid,
+		mt->mt_timeout[ SLAP_OP_DELETE ], ( LDAP_BACK_SENDRESULT | retrying ) );
+	if ( rs->sr_err == LDAP_UNAVAILABLE && retrying ) {
+		retrying &= ~LDAP_BACK_RETRYING;
+		if ( meta_back_retry( op, rs, &mc, candidate, LDAP_BACK_SENDERR ) ) {
+			/* if the identity changed, there might be need to re-authz */
+			(void)mi->mi_ldap_extra->controls_free( op, rs, &ctrls );
+			goto retry;
+		}
+	}
+
+cleanup:;
+	(void)mi->mi_ldap_extra->controls_free( op, rs, &ctrls );
+
+	if ( mdn.bv_val != op->o_req_dn.bv_val ) {
+		free( mdn.bv_val );
+		BER_BVZERO( &mdn );
+	}
+	
+	if ( mc ) {
+		meta_back_release_conn( mi, mc );
+	}
+
+	return rs->sr_err;
+}
+
-- 
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