/* init.c - initialize various things */ /* $OpenLDAP$ */ /* This work is part of OpenLDAP Software . * * Copyright 1998-2020 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 "lload.h" #include "lber_pvt.h" #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 /* * global variables that need mutex protection */ ldap_pvt_thread_pool_t connection_pool; int connection_pool_max = SLAP_MAX_WORKER_THREADS; int connection_pool_queues = 1; int slap_tool_thread_max = 1; static const char *lload_name = NULL; int slapMode = SLAP_UNDEFINED_MODE; int lload_init( int mode, const char *name ) { int rc = LDAP_SUCCESS; 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; switch ( slapMode & SLAP_MODE ) { case SLAP_SERVER_MODE: Debug( LDAP_DEBUG_TRACE, "%s init: " "initiated server.\n", name ); lload_name = name; ldap_pvt_thread_pool_init_q( &connection_pool, connection_pool_max, 0, connection_pool_queues ); ldap_pvt_thread_mutex_init( &slapd_rq.rq_mutex ); LDAP_STAILQ_INIT( &slapd_rq.task_list ); LDAP_STAILQ_INIT( &slapd_rq.run_list ); ldap_pvt_thread_mutex_init( &backend_mutex ); ldap_pvt_thread_mutex_init( &clients_mutex ); ldap_pvt_thread_mutex_init( &lload_pin_mutex ); lload_exop_init(); break; default: slap_debug |= LDAP_DEBUG_NONE; Debug( LDAP_DEBUG_ANY, "%s init: " "undefined mode (%d).\n", name, mode ); rc = 1; break; } return rc; } int lload_destroy( void ) { int rc = LDAP_SUCCESS; Debug( LDAP_DEBUG_TRACE, "%s destroy: " "freeing system resources.\n", lload_name ); ldap_pvt_thread_pool_free( &connection_pool ); switch ( slapMode & SLAP_MODE ) { case SLAP_SERVER_MODE: break; default: Debug( LDAP_DEBUG_ANY, "lload_destroy(): " "undefined mode (%d).\n", slapMode ); rc = 1; break; } ldap_pvt_thread_destroy(); /* should destroy the above mutex */ return rc; }