openldap/servers/slapd/back-dnssrv/request.c
2000-05-13 02:47:56 +00:00

96 lines
2.3 KiB
C

/* add.c - DNS SRV backend request handler */
/* $OpenLDAP$ */
/*
* Copyright 2000-2000 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include <ac/socket.h>
#include "slap.h"
#include "back-dnssrv.h"
int
dnssrv_back_request(
Backend *be,
Connection *conn,
Operation *op,
const char *dn,
const char *ndn )
{
int i;
int rc;
char *domain = NULL;
char *hostlist = NULL;
char **hosts = NULL;
struct berval **urls = NULL;
if( ldap_dn2domain( dn, &domain ) ) {
send_ldap_result( conn, op, LDAP_REFERRAL,
NULL, NULL, default_referral, NULL );
goto done;
}
Debug( LDAP_DEBUG_TRACE, "DNSSRV: dn=\"%s\" -> domain=\"%s\"\n",
dn == NULL ? "" : dn,
domain == NULL ? "" : domain,
0 );
if( rc = ldap_domain2hostlist( domain, &hostlist ) ) {
Debug( LDAP_DEBUG_TRACE, "DNSSRV: domain2hostlist returned %d\n",
rc, 0, 0 );
send_ldap_result( conn, op, LDAP_NO_SUCH_OBJECT,
NULL, "could not locate DNS SRV records", NULL, NULL );
goto done;
}
hosts = str2charray( hostlist, " " );
if( hosts == NULL ) {
Debug( LDAP_DEBUG_TRACE, "DNSSRV: str2charrary error\n", 0, 0, 0 );
send_ldap_result( conn, op, LDAP_OTHER,
NULL, NULL, NULL, NULL );
goto done;
}
for( i=0; hosts[i] != NULL; i++) {
struct berval *url = ch_malloc( sizeof( struct berval ) );
url->bv_len = sizeof("ldap://") + strlen(hosts[i]);
url->bv_val = ch_malloc( url->bv_len );
strcpy( url->bv_val, "ldap://" );
strcpy( &url->bv_val[sizeof("ldap://")-1], hosts[i] );
if( ber_bvecadd( &urls, url ) < 0) {
ber_bvfree( url );
send_ldap_result( conn, op, LDAP_OTHER,
NULL, NULL, NULL, NULL );
goto done;
}
}
Statslog( LDAP_DEBUG_STATS,
"conn=%ld op=%d DNSSRV p=%d dn=\"%s\" url=\"%s\"\n",
op->o_connid, op->o_opid, op->o_protocol, dn, urls[0]->bv_val );
Debug( LDAP_DEBUG_TRACE, "DNSSRV: dn=\"%s\" -> url=\"%s\"\n",
dn == NULL ? "" : dn,
urls[0]->bv_val, 0 );
send_ldap_result( conn, op, LDAP_REFERRAL,
NULL, NULL, urls, NULL );
done:
if( domain != NULL ) ch_free( domain );
if( hostlist != NULL ) ch_free( hostlist );
if( hosts != NULL ) charray_free( hosts );
if( urls != NULL ) ber_bvecfree( urls );
return 0;
}