summaryrefslogtreecommitdiffstats
path: root/servers/slapd/back-ldap/modrdn.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--servers/slapd/back-ldap/modrdn.c123
1 files changed, 123 insertions, 0 deletions
diff --git a/servers/slapd/back-ldap/modrdn.c b/servers/slapd/back-ldap/modrdn.c
new file mode 100644
index 0000000..d52cc9e
--- /dev/null
+++ b/servers/slapd/back-ldap/modrdn.c
@@ -0,0 +1,123 @@
+/* modrdn.c - ldap backend modrdn function */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2021 The OpenLDAP Foundation.
+ * Portions Copyright 1999-2003 Howard Chu.
+ * Portions Copyright 2000-2003 Pierangelo Masarati.
+ * 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/socket.h>
+#include <ac/string.h>
+
+#include "slap.h"
+#include "back-ldap.h"
+
+int
+ldap_back_modrdn(
+ Operation *op,
+ SlapReply *rs )
+{
+ ldapinfo_t *li = (ldapinfo_t *)op->o_bd->be_private;
+
+ ldapconn_t *lc = NULL;
+ ber_int_t msgid;
+ LDAPControl **ctrls = NULL;
+ ldap_back_send_t retrying = LDAP_BACK_RETRYING;
+ int rc = LDAP_SUCCESS;
+ char *newSup = NULL;
+ struct berval newrdn = BER_BVNULL;
+
+ if ( !ldap_back_dobind( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
+ return rs->sr_err;
+ }
+
+ if ( op->orr_newSup ) {
+ /* needs LDAPv3 */
+ switch ( li->li_version ) {
+ case LDAP_VERSION3:
+ break;
+
+ case 0:
+ if ( op->o_protocol == 0 || op->o_protocol == LDAP_VERSION3 ) {
+ break;
+ }
+ /* fall thru */
+
+ default:
+ /* op->o_protocol cannot be anything but LDAPv3,
+ * otherwise wouldn't be here */
+ rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
+ send_ldap_result( op, rs );
+ goto cleanup;
+ }
+
+ newSup = op->orr_newSup->bv_val;
+ }
+
+ /* NOTE: we need to copy the newRDN in case it was formed
+ * from a DN by simply changing the length (ITS#5397) */
+ newrdn = op->orr_newrdn;
+ if ( newrdn.bv_val[ newrdn.bv_len ] != '\0' ) {
+ ber_dupbv_x( &newrdn, &op->orr_newrdn, op->o_tmpmemctx );
+ }
+
+retry:
+ ctrls = op->o_ctrls;
+ rc = ldap_back_controls_add( op, rs, lc, &ctrls );
+ if ( rc != LDAP_SUCCESS ) {
+ send_ldap_result( op, rs );
+ goto cleanup;
+ }
+
+ rs->sr_err = ldap_rename( lc->lc_ld, op->o_req_dn.bv_val,
+ newrdn.bv_val, newSup,
+ op->orr_deleteoldrdn, ctrls, NULL, &msgid );
+ rc = ldap_back_op_result( lc, op, rs, msgid,
+ li->li_timeout[ SLAP_OP_MODRDN ],
+ ( LDAP_BACK_SENDRESULT | retrying ) );
+ if ( rs->sr_err == LDAP_UNAVAILABLE && retrying ) {
+ retrying &= ~LDAP_BACK_RETRYING;
+ if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
+ /* if the identity changed, there might be need to re-authz */
+ (void)ldap_back_controls_free( op, rs, &ctrls );
+ goto retry;
+ }
+ }
+
+ ldap_pvt_thread_mutex_lock( &li->li_counter_mutex );
+ ldap_pvt_mp_add( li->li_ops_completed[ SLAP_OP_MODRDN ], 1 );
+ ldap_pvt_thread_mutex_unlock( &li->li_counter_mutex );
+
+cleanup:
+ (void)ldap_back_controls_free( op, rs, &ctrls );
+
+ if ( newrdn.bv_val != op->orr_newrdn.bv_val ) {
+ op->o_tmpfree( newrdn.bv_val, op->o_tmpmemctx );
+ }
+
+ if ( lc != NULL ) {
+ ldap_back_release_conn( li, lc );
+ }
+
+ return rs->sr_err;
+}
+