/* init.c - initialize various things */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software .
*
* Copyright 1998-2006 The OpenLDAP Foundation.
* 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
* .
*/
/* Portions 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 "portable.h"
#include
#include
#include
#include
#include "slap.h"
#include "lber_pvt.h"
#ifdef LDAP_SLAPI
#include "slapi/slapi.h"
#endif
#include "ldap_rq.h"
/*
* read-only global variables or variables only written by the listener
* thread (after they are initialized) - no need to protect them with a mutex.
*/
int slap_debug = 0;
#ifdef LDAP_DEBUG
int ldap_syslog = LDAP_DEBUG_STATS;
#else
int ldap_syslog;
#endif
#ifdef LOG_DEBUG
int ldap_syslog_level = LOG_DEBUG;
#endif
BerVarray default_referral = NULL;
struct berval AllUser = BER_BVC( LDAP_ALL_USER_ATTRIBUTES );
struct berval AllOper = BER_BVC( LDAP_ALL_OPERATIONAL_ATTRIBUTES );
struct berval NoAttrs = BER_BVC( LDAP_NO_ATTRS );
/*
* global variables that need mutex protection
*/
ldap_pvt_thread_pool_t connection_pool;
int connection_pool_max = SLAP_MAX_WORKER_THREADS;
int slap_tool_thread_max = 1;
#ifndef HAVE_GMTIME_R
ldap_pvt_thread_mutex_t gmtime_mutex;
#endif
slap_counters_t slap_counters;
/*
* these mutexes must be used when calling the entry2str()
* routine since it returns a pointer to static data.
*/
ldap_pvt_thread_mutex_t entry2str_mutex;
ldap_pvt_thread_mutex_t replog_mutex;
static const char* slap_name = NULL;
int slapMode = SLAP_UNDEFINED_MODE;
int
slap_init( int mode, const char *name )
{
int rc;
int i;
assert( mode );
if ( slapMode != SLAP_UNDEFINED_MODE ) {
/* Make sure we write something to stderr */
slap_debug |= LDAP_DEBUG_NONE;
Debug( LDAP_DEBUG_ANY,
"%s init: init called twice (old=%d, new=%d)\n",
name, slapMode, mode );
return 1;
}
slapMode = mode;
#ifdef SLAPD_MODULES
if ( module_init() != 0 ) {
slap_debug |= LDAP_DEBUG_NONE;
Debug( LDAP_DEBUG_ANY,
"%s: module_init failed\n",
name, 0, 0 );
return 1;
}
#endif
if ( slap_schema_init( ) != 0 ) {
slap_debug |= LDAP_DEBUG_NONE;
Debug( LDAP_DEBUG_ANY,
"%s: slap_schema_init failed\n",
name, 0, 0 );
return 1;
}
switch ( slapMode & SLAP_MODE ) {
case SLAP_SERVER_MODE:
/* FALLTHRU */
case SLAP_TOOL_MODE:
Debug( LDAP_DEBUG_TRACE,
"%s init: initiated %s.\n", name,
(mode & SLAP_MODE) == SLAP_TOOL_MODE ? "tool" : "server",
0 );
slap_name = name;
ldap_pvt_thread_pool_init( &connection_pool,
connection_pool_max, 0);
ldap_pvt_thread_mutex_init( &entry2str_mutex );
ldap_pvt_thread_mutex_init( &replog_mutex );
ldap_pvt_thread_mutex_init( &slap_counters.sc_sent_mutex );
ldap_pvt_thread_mutex_init( &slap_counters.sc_ops_mutex );
ldap_pvt_mp_init( slap_counters.sc_bytes );
ldap_pvt_mp_init( slap_counters.sc_pdu );
ldap_pvt_mp_init( slap_counters.sc_entries );
ldap_pvt_mp_init( slap_counters.sc_refs );
ldap_pvt_mp_init( slap_counters.sc_ops_initiated );
ldap_pvt_mp_init( slap_counters.sc_ops_completed );
ldap_pvt_thread_mutex_init( &slapd_rq.rq_mutex );
LDAP_STAILQ_INIT( &slapd_rq.task_list );
LDAP_STAILQ_INIT( &slapd_rq.run_list );
#ifdef SLAPD_MONITOR
for ( i = 0; i < SLAP_OP_LAST; i++ ) {
ldap_pvt_mp_init( slap_counters.sc_ops_initiated_[ i ] );
ldap_pvt_mp_init( slap_counters.sc_ops_completed_[ i ] );
}
#endif /* SLAPD_MONITOR */
#ifndef HAVE_GMTIME_R
ldap_pvt_thread_mutex_init( &gmtime_mutex );
#endif
slap_passwd_init();
rc = slap_sasl_init();
if( rc == 0 ) {
rc = backend_init( );
}
break;
default:
slap_debug |= LDAP_DEBUG_NONE;
Debug( LDAP_DEBUG_ANY,
"%s init: undefined mode (%d).\n", name, mode, 0 );
rc = 1;
break;
}
if ( slap_controls_init( ) != 0 ) {
slap_debug |= LDAP_DEBUG_NONE;
Debug( LDAP_DEBUG_ANY,
"%s: slap_controls_init failed\n",
name, 0, 0 );
return 1;
}
#ifdef HAVE_TLS
/* Library defaults to full certificate checking. This is correct when
* a client is verifying a server because all servers should have a
* valid cert. But few clients have valid certs, so we want our default
* to be no checking. The config file can override this as usual.
*/
rc = 0;
(void) ldap_pvt_tls_set_option( NULL, LDAP_OPT_X_TLS_REQUIRE_CERT, &rc );
#endif
if ( frontend_init() ) {
slap_debug |= LDAP_DEBUG_NONE;
Debug( LDAP_DEBUG_ANY,
"%s: frontend_init failed\n",
name, 0, 0 );
return 1;
}
if ( overlay_init() ) {
slap_debug |= LDAP_DEBUG_NONE;
Debug( LDAP_DEBUG_ANY,
"%s: overlay_init failed\n",
name, 0, 0 );
return 1;
}
if ( glue_sub_init() ) {
slap_debug |= LDAP_DEBUG_NONE;
Debug( LDAP_DEBUG_ANY,
"%s: glue/subordinate init failed\n",
name, 0, 0 );
return 1;
}
if ( acl_init() ) {
slap_debug |= LDAP_DEBUG_NONE;
Debug( LDAP_DEBUG_ANY,
"%s: acl_init failed\n",
name, 0, 0 );
return 1;
}
return rc;
}
int slap_startup( Backend *be )
{
int rc;
Debug( LDAP_DEBUG_TRACE,
"%s startup: initiated.\n",
slap_name, 0, 0 );
rc = backend_startup( be );
#ifdef LDAP_SLAPI
if( rc == 0 ) {
Slapi_PBlock *pb = slapi_pblock_new();
if ( slapi_int_call_plugins( frontendDB, SLAPI_PLUGIN_START_FN, pb ) < 0 ) {
rc = -1;
}
slapi_pblock_destroy( pb );
}
#endif /* LDAP_SLAPI */
return rc;
}
int slap_shutdown( Backend *be )
{
int rc;
#ifdef LDAP_SLAPI
Slapi_PBlock *pb;
#endif
Debug( LDAP_DEBUG_TRACE,
"%s shutdown: initiated\n",
slap_name, 0, 0 );
/* let backends do whatever cleanup they need to do */
rc = backend_shutdown( be );
#ifdef LDAP_SLAPI
pb = slapi_pblock_new();
(void) slapi_int_call_plugins( frontendDB, SLAPI_PLUGIN_CLOSE_FN, pb );
slapi_pblock_destroy( pb );
#endif /* LDAP_SLAPI */
return rc;
}
int slap_destroy(void)
{
int rc;
int i;
Debug( LDAP_DEBUG_TRACE,
"%s destroy: freeing system resources.\n",
slap_name, 0, 0 );
if ( default_referral ) {
ber_bvarray_free( default_referral );
}
rc = backend_destroy();
slap_sasl_destroy();
entry_destroy();
switch ( slapMode & SLAP_MODE ) {
case SLAP_SERVER_MODE:
case SLAP_TOOL_MODE:
ldap_pvt_thread_mutex_destroy( &slap_counters.sc_sent_mutex );
ldap_pvt_thread_mutex_destroy( &slap_counters.sc_ops_mutex );
ldap_pvt_mp_clear( slap_counters.sc_bytes );
ldap_pvt_mp_clear( slap_counters.sc_pdu );
ldap_pvt_mp_clear( slap_counters.sc_entries );
ldap_pvt_mp_clear( slap_counters.sc_refs );
ldap_pvt_mp_clear( slap_counters.sc_ops_initiated );
ldap_pvt_mp_clear( slap_counters.sc_ops_completed );
#ifdef SLAPD_MONITOR
for ( i = 0; i < SLAP_OP_LAST; i++ ) {
ldap_pvt_mp_clear( slap_counters.sc_ops_initiated_[ i ] );
ldap_pvt_mp_clear( slap_counters.sc_ops_completed_[ i ] );
}
#endif /* SLAPD_MONITOR */
break;
default:
Debug( LDAP_DEBUG_ANY,
"slap_destroy(): undefined mode (%d).\n", slapMode, 0, 0 );
rc = 1;
break;
}
ldap_pvt_thread_destroy();
/* should destory the above mutex */
return rc;
}