openldap/servers/slapd/delete.c
Kurt Zeilenga bf6c1e0ad2 Added Will Ballantyne's General Aliasing code.
Not quite sure if the entry lock handling is correct yet.
1998-10-24 02:42:38 +00:00

94 lines
2.4 KiB
C

/*
* Copyright (c) 1995 Regents of the University of Michigan.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of Michigan at Ann Arbor. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
*/
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/socket.h>
#include "slap.h"
extern Backend *select_backend();
extern char *suffixAlias();
extern char *default_referral;
void
do_delete(
Connection *conn,
Operation *op
)
{
char *dn, *odn;
Backend *be;
Debug( LDAP_DEBUG_TRACE, "do_delete\n", 0, 0, 0 );
/*
* Parse the delete request. It looks like this:
*
* DelRequest := DistinguishedName
*/
if ( ber_scanf( op->o_ber, "a", &dn ) == LBER_ERROR ) {
Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
send_ldap_result( conn, op, LDAP_PROTOCOL_ERROR, NULL, "" );
return;
}
odn = strdup( dn );
dn_normalize( dn );
Debug( LDAP_DEBUG_ARGS, "do_delete: dn (%s)\n", dn, 0, 0 );
Debug( LDAP_DEBUG_STATS, "DEL dn=\"%s\"\n", dn, 0, 0 );
/*
* We could be serving multiple database backends. Select the
* appropriate one, or send a referral to our "referral server"
* if we don't hold it.
*/
if ( (be = select_backend( dn )) == NULL ) {
free( dn );
free( odn );
send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL,
default_referral );
return;
}
/* alias suffix if approp */
dn = suffixAlias ( dn, op, be );
/*
* do the delete if 1 && (2 || 3)
* 1) there is a delete 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.
*/
if ( be->be_delete != NULL ) {
/* do the update here */
if ( be->be_updatedn == NULL || strcasecmp( be->be_updatedn,
op->o_dn ) == 0 ) {
if ( (*be->be_delete)( be, conn, op, dn ) == 0 ) {
replog( be, LDAP_REQ_DELETE, odn, NULL, 0 );
}
} else {
send_ldap_result( conn, op, LDAP_PARTIAL_RESULTS, NULL,
default_referral );
}
} else {
send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM, NULL,
"Function not implemented" );
}
free( dn );
free( odn );
}