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285 lines
6.4 KiB
C
285 lines
6.4 KiB
C
/* init.c - initialize various things */
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/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 1998-2004 The OpenLDAP Foundation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in the file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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*/
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/* Portions Copyright (c) 1995 Regents of the University of Michigan.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that this notice is preserved and that due credit is given
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* to the University of Michigan at Ann Arbor. The name of the University
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* may not be used to endorse or promote products derived from this
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* software without specific prior written permission. This software
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* is provided ``as is'' without express or implied warranty.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/socket.h>
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#include <ac/string.h>
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#include <ac/time.h>
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#include "slap.h"
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#include "lber_pvt.h"
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#ifdef LDAP_SLAPI
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#include "slapi/slapi.h"
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#endif
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/*
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* read-only global variables or variables only written by the listener
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* thread (after they are initialized) - no need to protect them with a mutex.
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*/
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int slap_debug = 0;
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#ifdef LDAP_DEBUG
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int ldap_syslog = LDAP_DEBUG_STATS;
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#else
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int ldap_syslog;
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#endif
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#ifdef LOG_DEBUG
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int ldap_syslog_level = LOG_DEBUG;
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#endif
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BerVarray default_referral = NULL;
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struct berval AllUser = BER_BVC( LDAP_ALL_USER_ATTRIBUTES );
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struct berval AllOper = BER_BVC( LDAP_ALL_OPERATIONAL_ATTRIBUTES );
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struct berval NoAttrs = BER_BVC( LDAP_NO_ATTRS );
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/*
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* global variables that need mutex protection
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*/
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ldap_pvt_thread_pool_t connection_pool;
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int connection_pool_max = SLAP_MAX_WORKER_THREADS;
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#ifndef HAVE_GMTIME_R
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ldap_pvt_thread_mutex_t gmtime_mutex;
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#endif
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#if defined( SLAPD_CRYPT ) || defined( SLAPD_SPASSWD )
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ldap_pvt_thread_mutex_t passwd_mutex;
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#endif
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slap_counters_t slap_counters;
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/*
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* these mutexes must be used when calling the entry2str()
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* routine since it returns a pointer to static data.
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*/
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ldap_pvt_thread_mutex_t entry2str_mutex;
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ldap_pvt_thread_mutex_t replog_mutex;
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static const char* slap_name = NULL;
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int slapMode = SLAP_UNDEFINED_MODE;
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int
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slap_init( int mode, const char *name )
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{
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int rc;
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int i;
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assert( mode );
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if ( slapMode != SLAP_UNDEFINED_MODE ) {
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Debug( LDAP_DEBUG_ANY,
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"%s init: init called twice (old=%d, new=%d)\n",
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name, slapMode, mode );
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return 1;
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}
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slapMode = mode;
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switch ( slapMode & SLAP_MODE ) {
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case SLAP_SERVER_MODE:
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case SLAP_TOOL_MODE:
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Debug( LDAP_DEBUG_TRACE,
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"%s init: initiated %s.\n", name,
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(mode & SLAP_MODE) == SLAP_TOOL_MODE ? "tool" : "server",
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0 );
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slap_name = name;
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ldap_pvt_thread_pool_init( &connection_pool,
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connection_pool_max, 0);
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ldap_pvt_thread_mutex_init( &entry2str_mutex );
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ldap_pvt_thread_mutex_init( &replog_mutex );
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ldap_pvt_thread_mutex_init( &slap_counters.sc_sent_mutex );
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ldap_pvt_thread_mutex_init( &slap_counters.sc_ops_mutex );
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#ifdef HAVE_GMP
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mpz_init( slap_counters.sc_bytes );
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mpz_init( slap_counters.sc_pdu );
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mpz_init( slap_counters.sc_entries );
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mpz_init( slap_counters.sc_refs );
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mpz_init( slap_counters.sc_ops_completed );
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mpz_init( slap_counters.sc_ops_initiated );
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#ifdef SLAPD_MONITOR
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for ( i = 0; i < SLAP_OP_LAST; i++ ) {
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mpz_init( slap_counters.sc_ops_initiated_[ i ] );
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mpz_init( slap_counters.sc_ops_completed_[ i ] );
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}
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#endif /* SLAPD_MONITOR */
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#else /* ! HAVE_GMP */
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slap_counters.sc_bytes = 0;
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slap_counters.sc_pdu = 0;
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slap_counters.sc_entries = 0;
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slap_counters.sc_refs = 0;
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slap_counters.sc_ops_completed = 0;
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slap_counters.sc_ops_initiated = 0;
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#ifdef SLAPD_MONITOR
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for ( i = 0; i < SLAP_OP_LAST; i++ ) {
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slap_counters.sc_ops_initiated_[ i ] = 0;
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slap_counters.sc_ops_completed_[ i ] = 0;
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}
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#endif /* SLAPD_MONITOR */
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#endif /* ! HAVE_GMP */
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#ifndef HAVE_GMTIME_R
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ldap_pvt_thread_mutex_init( &gmtime_mutex );
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#endif
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#if defined( SLAPD_CRYPT ) || defined( SLAPD_SPASSWD )
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ldap_pvt_thread_mutex_init( &passwd_mutex );
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#endif
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rc = slap_sasl_init();
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if( rc == 0 ) {
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rc = backend_init( );
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}
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break;
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default:
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Debug( LDAP_DEBUG_ANY,
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"%s init: undefined mode (%d).\n", name, mode, 0 );
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rc = 1;
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break;
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}
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return rc;
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}
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int slap_startup( Backend *be )
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{
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int rc;
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Debug( LDAP_DEBUG_TRACE,
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"%s startup: initiated.\n",
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slap_name, 0, 0 );
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rc = backend_startup( be );
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#ifdef LDAP_SLAPI
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if( rc == 0 ) {
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Slapi_PBlock *pb = slapi_pblock_new();
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if ( slapi_int_call_plugins( NULL, SLAPI_PLUGIN_START_FN, pb ) < 0 ) {
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rc = -1;
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}
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slapi_pblock_destroy( pb );
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}
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#endif /* LDAP_SLAPI */
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return rc;
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}
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int slap_shutdown( Backend *be )
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{
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int rc;
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#ifdef LDAP_SLAPI
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Slapi_PBlock *pb;
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#endif
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Debug( LDAP_DEBUG_TRACE,
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"%s shutdown: initiated\n",
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slap_name, 0, 0 );
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/* let backends do whatever cleanup they need to do */
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rc = backend_shutdown( be );
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#ifdef LDAP_SLAPI
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pb = slapi_pblock_new();
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(void) slapi_int_call_plugins( NULL, SLAPI_PLUGIN_CLOSE_FN, pb );
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slapi_pblock_destroy( pb );
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#endif /* LDAP_SLAPI */
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return rc;
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}
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int slap_destroy(void)
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{
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int rc;
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int i;
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Debug( LDAP_DEBUG_TRACE,
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"%s destroy: freeing system resources.\n",
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slap_name, 0, 0 );
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if ( default_referral ) {
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ber_bvarray_free( default_referral );
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}
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rc = backend_destroy();
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slap_sasl_destroy();
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entry_destroy();
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switch ( slapMode & SLAP_MODE ) {
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case SLAP_SERVER_MODE:
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case SLAP_TOOL_MODE:
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ldap_pvt_thread_mutex_destroy( &slap_counters.sc_sent_mutex );
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ldap_pvt_thread_mutex_destroy( &slap_counters.sc_ops_mutex );
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#ifdef HAVE_GMP
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mpz_clear( slap_counters.sc_bytes );
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mpz_clear( slap_counters.sc_pdu );
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mpz_clear( slap_counters.sc_entries );
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mpz_clear( slap_counters.sc_refs );
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mpz_clear( slap_counters.sc_ops_completed );
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mpz_clear( slap_counters.sc_ops_initiated );
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#ifdef SLAPD_MONITOR
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for ( i = 0; i < SLAP_OP_LAST; i++ ) {
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mpz_clear( slap_counters.sc_ops_initiated_[ i ] );
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mpz_clear( slap_counters.sc_ops_completed_[ i ] );
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}
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#endif /* SLAPD_MONITOR */
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#endif /* HAVE_GMP */
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break;
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default:
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Debug( LDAP_DEBUG_ANY,
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"slap_destroy(): undefined mode (%d).\n", slapMode, 0, 0 );
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rc = 1;
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break;
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}
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ldap_pvt_thread_destroy();
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/* should destory the above mutex */
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return rc;
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}
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