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/** BEGIN COPYRIGHT BLOCK
* This Program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation; version 2 of the License.
*
* This Program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* this Program; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA.
*
* In addition, as a special exception, Red Hat, Inc. gives You the additional
* right to link the code of this Program with code not covered under the GNU
* General Public License ("Non-GPL Code") and to distribute linked combinations
* including the two, subject to the limitations in this paragraph. Non-GPL Code
* permitted under this exception must only link to the code of this Program
* through those well defined interfaces identified in the file named EXCEPTION
* found in the source code files (the "Approved Interfaces"). The files of
* Non-GPL Code may instantiate templates or use macros or inline functions from
* the Approved Interfaces without causing the resulting work to be covered by
* the GNU General Public License. Only Red Hat, Inc. may make changes or
* additions to the list of Approved Interfaces. You must obey the GNU General
* Public License in all respects for all of the Program code and other code used
* in conjunction with the Program except the Non-GPL Code covered by this
* exception. If you modify this file, you may extend this exception to your
* version of the file, but you are not obligated to do so. If you do not wish to
* provide this exception without modification, you must delete this exception
* statement from your version and license this file solely under the GPL without
* exception.
*
*
* Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
* Copyright (C) 2005 Red Hat, Inc.
* All rights reserved.
* END COPYRIGHT BLOCK **/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
/*
* passthru.h - Pass Through Authentication shared definitions
*
*/
#ifndef _PASSTHRU_H_
#define _PASSTHRU_H_
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <sys/types.h>
#include "portable.h"
#include "slapi-plugin.h"
#include <dirlite_strings.h> /* PLUGIN_MAGIC_VENDOR_STR */
#include "dirver.h"
#include <nspr.h>
/* Private API: to get slapd_pr_strerror() and SLAPI_COMPONENT_NAME_NSPR */
#include "slapi-private.h"
/*
* macros
*/
#define PASSTHRU_PLUGIN_SUBSYSTEM "passthru-plugin" /* for logging */
#define PASSTHRU_ASSERT( expr ) PR_ASSERT( expr )
#define PASSTHRU_LDAP_CONN_ERROR( err ) ( (err) == LDAP_SERVER_DOWN || \
(err) == LDAP_CONNECT_ERROR )
#define PASSTHRU_OP_NOT_HANDLED 0
#define PASSTHRU_OP_HANDLED 1
#define PASSTHRU_CONN_TRIES 2
/* #define PASSTHRU_VERBOSE_LOGGING */
/* defaults */
#define PASSTHRU_DEF_SRVR_MAXCONNECTIONS 3
#define PASSTHRU_DEF_SRVR_MAXCONCURRENCY 5
#define PASSTHRU_DEF_SRVR_TIMEOUT 300 /* seconds */
#define PASSTHRU_DEF_SRVR_PROTOCOL_VERSION LDAP_VERSION3
#define PASSTHRU_DEF_SRVR_CONNLIFETIME 0 /* seconds */
#define PASSTHRU_DEF_SRVR_FAILOVERCONNLIFETIME 300 /* seconds */
/*
* structs
*/
typedef struct passthrusuffix {
int ptsuffix_len;
char *ptsuffix_normsuffix; /* not case normalized */
struct passthrusuffix *ptsuffix_next;
} PassThruSuffix;
typedef struct passthruconnection {
LDAP *ptconn_ld;
int ptconn_ldapversion;
int ptconn_usecount;
#define PASSTHRU_CONNSTATUS_OK 0
#define PASSTHRU_CONNSTATUS_DOWN 1
#define PASSTHRU_CONNSTATUS_STALE 2
int ptconn_status;
time_t ptconn_opentime;
struct passthruconnection *ptconn_prev;
struct passthruconnection *ptconn_next;
} PassThruConnection;
typedef struct passthruserver {
char *ptsrvr_url; /* copy from argv[i] */
char *ptsrvr_hostname;
int ptsrvr_port;
int ptsrvr_secure; /* use SSL? or TLS == 2 */
int ptsrvr_ldapversion;
int ptsrvr_maxconnections;
int ptsrvr_maxconcurrency;
int ptsrvr_connlifetime; /* in seconds */
struct timeval *ptsrvr_timeout; /* for ldap_result() */
PassThruSuffix *ptsrvr_suffixes;
Slapi_CondVar *ptsrvr_connlist_cv;
Slapi_Mutex *ptsrvr_connlist_mutex; /* protects connlist */
int ptsrvr_connlist_count;
PassThruConnection *ptsrvr_connlist;
struct passthruserver *ptsrvr_next;
} PassThruServer;
typedef struct passthruconfig {
PassThruServer *ptconfig_serverlist;
} PassThruConfig;
/*
* public functions
*/
/*
* ptbind.c:
*/
int passthru_simple_bind_s( Slapi_PBlock *pb, PassThruServer *srvr, int tries,
char *dn, struct berval *creds, LDAPControl **reqctrls, int *lderrnop,
char **matcheddnp, char **errmsgp, struct berval ***refurlsp,
LDAPControl ***resctrlsp );
/*
* ptconfig.c:
*/
int passthru_config( int argc, char **argv );
PassThruConfig *passthru_get_config( void );
/*
* ptconn.c:
*/
int passthru_dn2server( PassThruConfig *cfg, char *normdn,
PassThruServer **srvrp );
int passthru_get_connection( PassThruServer *srvr, LDAP **ldp );
void passthru_release_connection( PassThruServer *srvr, LDAP *ld, int dispose );
void passthru_close_all_connections( PassThruConfig *cfg );
/*
* ptutil.c:
*/
struct berval **passthru_strs2bervals( char **ss );
char ** passthru_bervals2strs( struct berval **bvs );
void passthru_free_bervals( struct berval **bvs );
#endif /* _PASSTHRU_H_ */
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