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https://git.openldap.org/openldap/openldap.git
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156 lines
3.6 KiB
C
156 lines
3.6 KiB
C
/*
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* Copyright (c) 1996 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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/*
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* main.c - main routine for slurpd.
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*/
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#include <stdio.h>
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#include "slurp.h"
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#include "globals.h"
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extern int doargs( int, char **, Globals * );
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extern void fm();
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extern int start_replica_thread( Ri * );
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extern Globals *init_globals();
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extern int sanity();
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#if defined( THREAD_SUNOS4_LWP )
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extern void start_lwp_scheduler();
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#endif /* THREAD_SUNOS4_LWP */
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main(
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int argc,
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char **argv
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)
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{
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pthread_attr_t attr;
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int status;
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int i;
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#ifndef _THREAD
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/* Haven't yet written the non-threaded version */
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fprintf( stderr, "slurpd currently requires threads support\n" );
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exit( 1 );
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#endif /* !_THREAD */
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/*
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* Create and initialize globals. init_globals() also initializes
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* the main replication queue.
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*/
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if (( sglob = init_globals()) == NULL ) {
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fprintf( stderr, "Out of memory initializing globals\n" );
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exit( 1 );
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}
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/*
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* Process command-line args and fill in globals.
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*/
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if ( doargs( argc, argv, sglob ) < 0 ) {
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exit( 1 );
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}
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/*
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* Read slapd config file and initialize Re (per-replica) structs.
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*/
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if ( slurpd_read_config( sglob->slapd_configfile ) < 0 ) {
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fprintf( stderr,
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"Errors encountered while processing config file \"%s\"\n",
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sglob->slapd_configfile );
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exit( 1 );
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}
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/*
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* Get any saved state information off the disk.
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*/
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if ( sglob->st->st_read( sglob->st )) {
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fprintf( stderr, "Malformed slurpd status file \"%s\"\n",
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sglob->slurpd_status_file, 0, 0 );
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exit( 1 );
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}
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/*
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* All readonly data should now be initialized.
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* Check for any fatal error conditions before we get started
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*/
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if ( sanity() < 0 ) {
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exit( 1 );
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}
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/*
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* Detach from the controlling terminal, if debug level = 0,
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* and if not in one-shot mode.
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*/
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#ifdef LDAP_DEBUG
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if (( ldap_debug == 0 ) && !sglob->one_shot_mode ) {
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#else /* LDAP_DEBUG */
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if ( !sglob->one_shot_mode ) {
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#endif /* LDAP_DEBUG */
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detach();
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}
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#ifdef _THREAD
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#if defined( THREAD_SUNOS4_LWP )
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/*
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* Need to start a scheduler thread under SunOS 4
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*/
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start_lwp_scheduler();
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#endif /* THREAD_SUNOS4_LWP */
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/*
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* Start threads - one thread for each replica
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*/
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for ( i = 0; sglob->replicas[ i ] != NULL; i++ ) {
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start_replica_thread( sglob->replicas[ i ]);
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}
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/*
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* Start the main file manager thread (in fm.c).
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*/
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pthread_attr_init( &attr );
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if ( pthread_create( &(sglob->fm_tid), attr, (void *) fm, (void *) NULL )
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!= 0 ) {
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Debug( LDAP_DEBUG_ANY, "file manager pthread_create failed\n",
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0, 0, 0 );
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exit( 1 );
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}
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pthread_attr_destroy( &attr );
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/*
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* Wait for the fm thread to finish.
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*/
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pthread_join( sglob->fm_tid, (void *) &status );
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/*
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* Wait for the replica threads to finish.
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*/
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for ( i = 0; sglob->replicas[ i ] != NULL; i++ ) {
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pthread_join( sglob->replicas[ i ]->ri_tid, (void *) &status );
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}
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Debug( LDAP_DEBUG_ANY, "slurpd: terminating normally\n", 0, 0, 0 );
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sglob->slurpd_shutdown = 1;
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pthread_exit( 0 );
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#else /* !_THREAD */
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/*
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* Non-threaded case.
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*/
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exit( 0 );
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#endif /* !_THREAD */
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}
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