* is provided ``as is'' without express or implied warranty.
*/
+/*
+ * LDAP v3 newSuperior support.
+ *
+ * Copyright 1999, Juan C. Gomez, All rights reserved.
+ * This software is not subject to any license of Silicon Graphics
+ * Inc. or Purdue University.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * without restriction or fee of any kind as long as this notice
+ * is preserved.
+ *
+ */
+
#include "portable.h"
#include <stdio.h>
#include "slap.h"
-extern Backend *select_backend();
-
-extern char *default_referral;
-
-void
+int
do_modrdn(
Connection *conn,
Operation *op
)
{
- char *dn, *odn, *newrdn;
- int deloldrdn;
+ char *ndn, *newrdn;
+ ber_int_t deloldrdn;
Backend *be;
+ /* Vars for LDAP v3 newSuperior support */
+ char *newSuperior = NULL;
+ char *nnewSuperior = NULL;
+ Backend *newSuperior_be = NULL;
+ ber_len_t length;
+ int rc;
Debug( LDAP_DEBUG_TRACE, "do_modrdn\n", 0, 0, 0 );
+ if( op->o_bind_in_progress ) {
+ Debug( LDAP_DEBUG_ANY, "do_modrdn: SASL bind in progress.\n",
+ 0, 0, 0 );
+ send_ldap_result( conn, op, LDAP_SASL_BIND_IN_PROGRESS,
+ NULL, "SASL bind in progress", NULL, NULL );
+ return LDAP_SASL_BIND_IN_PROGRESS;
+ }
+
/*
* Parse the modrdn request. It looks like this:
*
* ModifyRDNRequest := SEQUENCE {
* entry DistinguishedName,
* newrdn RelativeDistinguishedName
+ * deleteoldrdn BOOLEAN,
+ * newSuperior [0] LDAPDN OPTIONAL (v3 Only!)
* }
*/
- if ( ber_scanf( op->o_ber, "{aab}", &dn, &newrdn, &deloldrdn )
+ if ( ber_scanf( op->o_ber, "{aab", &ndn, &newrdn, &deloldrdn )
== LBER_ERROR ) {
Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
- send_ldap_result( conn, op, LDAP_PROTOCOL_ERROR, NULL, "" );
- return;
+ send_ldap_disconnect( conn, op,
+ LDAP_PROTOCOL_ERROR, "decoding error" );
+ return -1;
+ }
+
+ /* Check for newSuperior parameter, if present scan it */
+
+ if ( ber_peek_tag( op->o_ber, &length ) == LDAP_TAG_NEWSUPERIOR ) {
+
+ if ( op->o_protocol == 0 ) {
+ /*
+ * Promote to LDAPv3
+ */
+ ldap_pvt_thread_mutex_lock( &conn->c_mutex );
+ conn->c_protocol = LDAP_VERSION3;
+ ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
+ op->o_protocol = LDAP_VERSION3;
+
+ } else if ( op->o_protocol < LDAP_VERSION3 ) {
+ /* Conection record indicates v2 but field
+ * newSuperior is present: report error.
+ */
+ Debug( LDAP_DEBUG_ANY,
+ "modrdn(v2): invalid field newSuperior!\n",
+ 0, 0, 0 );
+ send_ldap_disconnect( conn, op,
+ LDAP_PROTOCOL_ERROR, "newSuperior requires LDAPv3" );
+ return -1;
+ }
+
+ if ( ber_scanf( op->o_ber, "a", &newSuperior )
+ == LBER_ERROR ) {
+
+ Debug( LDAP_DEBUG_ANY, "ber_scanf(\"a\"}) failed\n",
+ 0, 0, 0 );
+ send_ldap_disconnect( conn, op,
+ LDAP_PROTOCOL_ERROR, "decoding error" );
+ return -1;
+
+ }
+
}
- odn = strdup( dn );
- dn_normalize( dn );
Debug( LDAP_DEBUG_ARGS,
- "do_modrdn: dn (%s) newrdn (%s) deloldrdn (%d)\n", dn, newrdn,
- deloldrdn );
+ "do_modrdn: dn (%s) newrdn (%s) newsuperior (%s)\n",
+ ndn, newrdn,
+ newSuperior != NULL ? newSuperior : "" );
+
+ if ( ber_scanf( op->o_ber, /*{*/ "}") == LBER_ERROR ) {
+ free( ndn );
+ free( newrdn );
+ free( newSuperior );
+ Debug( LDAP_DEBUG_ANY, "do_modrdn: ber_scanf failed\n", 0, 0, 0 );
+ send_ldap_disconnect( conn, op,
+ LDAP_PROTOCOL_ERROR, "decoding error" );
+ return -1;
+ }
+
+ if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
+ free( ndn );
+ free( newrdn );
+ free( newSuperior );
+ Debug( LDAP_DEBUG_ANY, "do_modrdn: get_ctrls failed\n", 0, 0, 0 );
+ return rc;
+ }
+
+ if( newSuperior != NULL ) {
+ /* GET BACKEND FOR NEW SUPERIOR */
+
+ nnewSuperior = strdup( newSuperior );
+ dn_normalize_case( nnewSuperior );
+
+ if ( (newSuperior_be = select_backend( nnewSuperior ))
+ == NULL ) {
+
+ /* We do not have a backend for newSuperior so we send
+ * a referral.
+ * XXX: We may need to do something else here, not sure
+ * what though.
+ */
+
+ Debug( LDAP_DEBUG_ARGS,
+ "do_modrdn: cant find backend for=(%s)\n",
+ newSuperior, 0, 0 );
+
+ free( ndn );
+ free( newrdn );
+ free( newSuperior );
+ free( nnewSuperior );
+ send_ldap_result( conn, op, LDAP_REFERRAL,
+ NULL, NULL, default_referral, NULL );
+ return 0;
+ }
+ }
+
+ dn_normalize_case( ndn );
Statslog( LDAP_DEBUG_STATS, "conn=%d op=%d MODRDN dn=\"%s\"\n",
- conn->c_connid, op->o_opid, dn, 0, 0 );
+ op->o_connid, op->o_opid, ndn, 0, 0 );
/*
* We could be serving multiple database backends. Select the
* if we don't hold it.
*/
- if ( (be = select_backend( dn )) == NULL ) {
- free( dn );
- free( odn );
+ if ( (be = select_backend( ndn )) == NULL ) {
+ free( ndn );
+ free( newrdn );
+ free( newSuperior );
+ free( nnewSuperior );
+ send_ldap_result( conn, op, rc = LDAP_REFERRAL,
+ NULL, NULL, default_referral, NULL );
+ return rc;
+ }
+
+ /* Make sure that the entry being changed and the newSuperior are in
+ * the same backend, otherwise we return an error.
+ */
+
+ if ( (newSuperior_be != NULL) && ( be != newSuperior_be) ) {
+
+ Debug( LDAP_DEBUG_ANY, "dn=(%s), newSuperior=(%s)\n", ndn,
+ newSuperior, 0 );
+
+ free( ndn );
free( newrdn );
- send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL,
- default_referral );
- return;
+ free( newSuperior );
+ free( nnewSuperior );
+
+ send_ldap_result( conn, op, rc = LDAP_AFFECTS_MULTIPLE_DSAS,
+ NULL, NULL, NULL, NULL );
+
+ return rc;
+
}
/*
* do the add if 1 && (2 || 3)
* 1) there is an add function implemented in this backend;
* 2) this backend is master for what it holds;
- * 3) it's a replica and the dn supplied is the updatedn.
+ * 3) it's a replica and the dn supplied is the update_ndn.
*/
- if ( be->be_modrdn != NULL ) {
+ if ( be->be_modrdn ) {
/* do the update here */
- if ( be->be_updatedn == NULL || strcasecmp( be->be_updatedn,
- op->o_dn ) == 0 ) {
- if ( (*be->be_modrdn)( be, conn, op, dn, newrdn,
- deloldrdn ) == 0 ) {
- replog( be, LDAP_REQ_MODRDN, odn, newrdn,
+ if ( be->be_update_ndn == NULL ||
+ strcmp( be->be_update_ndn, op->o_ndn ) == 0 )
+ {
+ if ( (*be->be_modrdn)( be, conn, op, ndn, newrdn,
+ deloldrdn, newSuperior ) == 0 ) {
+ /* XXX: MAY NEED TO ADD newSuperior HERE */
+ replog( be, LDAP_REQ_MODRDN, ndn, newrdn,
deloldrdn );
}
} else {
- send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL,
- default_referral );
+ send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL,
+ be->be_update_refs ? be->be_update_refs : default_referral, NULL );
}
} else {
- send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM, NULL,
- "Function not implemented" );
+ send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
+ NULL, "Function not implemented", NULL, NULL );
}
- free( dn );
- free( odn );
- free( newrdn );
+ free( ndn );
+ free( newrdn );
+ free( newSuperior );
+ free( nnewSuperior );
+ return rc;
}