openldap/servers/slapd/init.c

220 lines
4.4 KiB
C

/* init.c - initialize various things */
/* $OpenLDAP$ */
/*
* Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
*/
#include "portable.h"
#include <stdio.h>
#include <ac/socket.h>
#include <ac/string.h>
#include <ac/time.h>
#include "slap.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;
/*
* global variables that need mutex protection
*/
ldap_pvt_thread_pool_t connection_pool;
int connection_pool_max = SLAP_MAX_WORKER_THREADS;
ldap_pvt_thread_mutex_t gmtime_mutex;
#if defined( SLAPD_CRYPT ) || defined( SLAPD_SPASSWD )
ldap_pvt_thread_mutex_t passwd_mutex;
#endif
unsigned long num_ops_initiated = 0;
unsigned long num_ops_completed = 0;
#ifdef SLAPD_MONITOR
unsigned long num_ops_initiated_[SLAP_OP_LAST];
unsigned long num_ops_completed_[SLAP_OP_LAST];
#endif /* SLAPD_MONITOR */
ldap_pvt_thread_mutex_t num_ops_mutex;
unsigned long num_entries_sent;
unsigned long num_refs_sent;
unsigned long num_bytes_sent;
unsigned long num_pdu_sent;
ldap_pvt_thread_mutex_t num_sent_mutex;
/*
* 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;
assert( mode );
if( slapMode != SLAP_UNDEFINED_MODE ) {
#ifdef NEW_LOGGING
LDAP_LOG( OPERATION, CRIT,
"init: %s init called twice (old=%d, new=%d)\n",
name, slapMode, mode );
#else
Debug( LDAP_DEBUG_ANY,
"%s init: init called twice (old=%d, new=%d)\n",
name, slapMode, mode );
#endif
return 1;
}
slapMode = mode;
switch ( slapMode & SLAP_MODE ) {
case SLAP_SERVER_MODE:
case SLAP_TOOL_MODE:
#ifdef NEW_LOGGING
LDAP_LOG( OPERATION, DETAIL1,
"init: %s initiation, initiated %s.\n",
name, (mode & SLAP_MODE) == SLAP_TOOL_MODE ?
"tool" : "server", 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"%s init: initiated %s.\n", name,
(mode & SLAP_MODE) == SLAP_TOOL_MODE ? "tool" : "server",
0 );
#endif
slap_name = name;
(void) ldap_pvt_thread_initialize();
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( &num_ops_mutex );
ldap_pvt_thread_mutex_init( &num_sent_mutex );
#ifdef SLAPD_MONITOR
{
int i;
for ( i = 0; i < SLAP_OP_LAST; i++ ) {
num_ops_initiated_[ i ] = 0;
num_ops_completed_[ i ] = 0;
}
}
#endif
ldap_pvt_thread_mutex_init( &gmtime_mutex );
#if defined( SLAPD_CRYPT ) || defined( SLAPD_SPASSWD )
ldap_pvt_thread_mutex_init( &passwd_mutex );
#endif
rc = slap_sasl_init();
if( rc == 0 ) {
rc = backend_init( );
}
break;
default:
#ifdef NEW_LOGGING
LDAP_LOG( OPERATION, ERR,
"init: %s init, undefined mode (%d).\n", name, mode, 0 );
#else
Debug( LDAP_DEBUG_ANY,
"%s init: undefined mode (%d).\n", name, mode, 0 );
#endif
rc = 1;
break;
}
return rc;
}
int slap_startup( Backend *be )
{
int rc;
#ifdef NEW_LOGGING
LDAP_LOG( OPERATION, CRIT, "slap_startup: %s started\n", slap_name, 0, 0 );
#else
Debug( LDAP_DEBUG_TRACE,
"%s startup: initiated.\n",
slap_name, 0, 0 );
#endif
rc = backend_startup( be );
return rc;
}
int slap_shutdown( Backend *be )
{
int rc;
#ifdef NEW_LOGGING
LDAP_LOG( OPERATION, CRIT,
"slap_shutdown: %s shutdown initiated.\n", slap_name, 0, 0);
#else
Debug( LDAP_DEBUG_TRACE,
"%s shutdown: initiated\n",
slap_name, 0, 0 );
#endif
slap_sasl_destroy();
/* let backends do whatever cleanup they need to do */
rc = backend_shutdown( be );
return rc;
}
int slap_destroy(void)
{
int rc;
#ifdef NEW_LOGGING
LDAP_LOG( OPERATION, INFO,
"slap_destroy: %s freeing system resources.\n", slap_name, 0, 0);
#else
Debug( LDAP_DEBUG_TRACE,
"%s shutdown: freeing system resources.\n",
slap_name, 0, 0 );
#endif
rc = backend_destroy();
entry_destroy();
ldap_pvt_thread_destroy();
/* should destory the above mutex */
return rc;
}