示例#1
0
文件: tools.c 项目: rouzier/openldap
static int
bdb_tool_index_add(
	Operation *op,
	DB_TXN *txn,
	Entry *e )
{
	struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;

	if ( !bdb->bi_nattrs )
		return 0;

	if ( bdb_tool_threads > 1 ) {
		IndexRec *ir;
		int i, rc;
		Attribute *a;
		
		ir = bdb_tool_index_rec;
		memset(ir, 0, bdb->bi_nattrs * sizeof( IndexRec ));

		for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
			rc = bdb_index_recset( bdb, a, a->a_desc->ad_type, 
				&a->a_desc->ad_tags, ir );
			if ( rc )
				return rc;
		}
		bdb_tool_ix_id = e->e_id;
		bdb_tool_ix_op = op;
		ldap_pvt_thread_mutex_lock( &bdb_tool_index_mutex );
		/* Wait for all threads to be ready */
		while ( bdb_tool_index_tcount > 0 ) {
			ldap_pvt_thread_cond_wait( &bdb_tool_index_cond_main, 
				&bdb_tool_index_mutex );
		}
		for ( i=1; i<bdb_tool_threads; i++ )
			bdb_tool_index_threads[i] = LDAP_BUSY;
		bdb_tool_index_tcount = bdb_tool_threads - 1;
		ldap_pvt_thread_cond_broadcast( &bdb_tool_index_cond_work );
		ldap_pvt_thread_mutex_unlock( &bdb_tool_index_mutex );
		rc = bdb_index_recrun( op, bdb, ir, e->e_id, 0 );
		if ( rc )
			return rc;
		ldap_pvt_thread_mutex_lock( &bdb_tool_index_mutex );
		for ( i=1; i<bdb_tool_threads; i++ ) {
			if ( bdb_tool_index_threads[i] == LDAP_BUSY ) {
				ldap_pvt_thread_cond_wait( &bdb_tool_index_cond_main, 
					&bdb_tool_index_mutex );
				i--;
				continue;
			}
			if ( bdb_tool_index_threads[i] ) {
				rc = bdb_tool_index_threads[i];
				break;
			}
		}
		ldap_pvt_thread_mutex_unlock( &bdb_tool_index_mutex );
		return rc;
	} else {
		return bdb_index_entry_add( op, txn, e );
	}
}
示例#2
0
int mdb_tool_entry_close(
	BackendDB *be )
{
	if ( mdb_tool_info ) {
		slapd_shutdown = 1;
		ldap_pvt_thread_mutex_lock( &mdb_tool_index_mutex );

		/* There might still be some threads starting */
		while ( mdb_tool_index_tcount > 0 ) {
			ldap_pvt_thread_cond_wait( &mdb_tool_index_cond_main,
					&mdb_tool_index_mutex );
		}

		mdb_tool_index_tcount = mdb_tool_threads - 1;
		ldap_pvt_thread_cond_broadcast( &mdb_tool_index_cond_work );

		/* Make sure all threads are stopped */
		while ( mdb_tool_index_tcount > 0 ) {
			ldap_pvt_thread_cond_wait( &mdb_tool_index_cond_main,
				&mdb_tool_index_mutex );
		}
		ldap_pvt_thread_mutex_unlock( &mdb_tool_index_mutex );

		mdb_tool_info = NULL;
		slapd_shutdown = 0;
		ch_free( mdb_tool_index_rec );
		mdb_tool_index_tcount = mdb_tool_threads - 1;
	}

	if( idcursor ) {
		mdb_cursor_close( idcursor );
		idcursor = NULL;
	}
	if( cursor ) {
		mdb_cursor_close( cursor );
		cursor = NULL;
	}
	if( txn ) {
		MDB_TOOL_IDL_FLUSH( be, txn );
		if ( mdb_txn_commit( txn ))
			return -1;
		txn = NULL;
	}

	if( nholes ) {
		unsigned i;
		fprintf( stderr, "Error, entries missing!\n");
		for (i=0; i<nholes; i++) {
			fprintf(stderr, "  entry %ld: %s\n",
				holes[i].id, holes[i].dn.bv_val);
		}
		nholes = 0;
		return -1;
	}

	return 0;
}
示例#3
0
文件: tools.c 项目: rouzier/openldap
static void *
bdb_tool_index_task( void *ctx, void *ptr )
{
	int base = *(int *)ptr;

	free( ptr );
	while ( 1 ) {
		ldap_pvt_thread_mutex_lock( &bdb_tool_index_mutex );
		bdb_tool_index_tcount--;
		if ( !bdb_tool_index_tcount )
			ldap_pvt_thread_cond_signal( &bdb_tool_index_cond_main );
		ldap_pvt_thread_cond_wait( &bdb_tool_index_cond_work,
			&bdb_tool_index_mutex );
		if ( slapd_shutdown ) {
			bdb_tool_index_tcount--;
			if ( !bdb_tool_index_tcount )
				ldap_pvt_thread_cond_signal( &bdb_tool_index_cond_main );
			ldap_pvt_thread_mutex_unlock( &bdb_tool_index_mutex );
			break;
		}
		ldap_pvt_thread_mutex_unlock( &bdb_tool_index_mutex );

		bdb_tool_index_threads[base] = bdb_index_recrun( bdb_tool_ix_op,
			bdb_tool_info, bdb_tool_index_rec, bdb_tool_ix_id, base );
	}

	return NULL;
}
示例#4
0
static void *
mdb_tool_index_task( void *ctx, void *ptr )
{
	int base = *(int *)ptr;

	free( ptr );
	while ( 1 ) {
		ldap_pvt_thread_mutex_lock( &mdb_tool_index_mutex );
		mdb_tool_index_tcount--;
		if ( !mdb_tool_index_tcount )
			ldap_pvt_thread_cond_signal( &mdb_tool_index_cond_main );
		ldap_pvt_thread_cond_wait( &mdb_tool_index_cond_work,
			&mdb_tool_index_mutex );
		if ( slapd_shutdown ) {
			mdb_tool_index_tcount--;
			if ( !mdb_tool_index_tcount )
				ldap_pvt_thread_cond_signal( &mdb_tool_index_cond_main );
			ldap_pvt_thread_mutex_unlock( &mdb_tool_index_mutex );
			break;
		}
		ldap_pvt_thread_mutex_unlock( &mdb_tool_index_mutex );
		mdb_tool_index_rec[base].ir_i = mdb_index_recrun( mdb_tool_ix_op,
			mdb_tool_ix_txn,
			mdb_tool_info, mdb_tool_index_rec, mdb_tool_ix_id, base );
	}

	return NULL;
}
示例#5
0
文件: rdwr.c 项目: dago/openldap
int ldap_pvt_thread_rdwr_rlock( ldap_pvt_thread_rdwr_t *rwlock )
{
	struct ldap_int_thread_rdwr_s *rw;

	assert( rwlock != NULL );
	rw = *rwlock;

	assert( rw != NULL );
	assert( rw->ltrw_valid == LDAP_PVT_THREAD_RDWR_VALID );

	if( rw->ltrw_valid != LDAP_PVT_THREAD_RDWR_VALID )
		return LDAP_PVT_THREAD_EINVAL;

	ldap_pvt_thread_mutex_lock( &rw->ltrw_mutex );

	assert( rw->ltrw_w_active >= 0 ); 
	assert( rw->ltrw_w_wait >= 0 ); 
	assert( rw->ltrw_r_active >= 0 ); 
	assert( rw->ltrw_r_wait >= 0 ); 

	if( rw->ltrw_w_active > 0 ) {
		/* writer is active */

		rw->ltrw_r_wait++;

		do {
			ldap_pvt_thread_cond_wait(
				&rw->ltrw_read, &rw->ltrw_mutex );
		} while( rw->ltrw_w_active > 0 );

		rw->ltrw_r_wait--;
		assert( rw->ltrw_r_wait >= 0 ); 
	}

#ifdef LDAP_RDWR_DEBUG
	if( rw->ltrw_r_active < MAX_READERS )
		rw->ltrw_readers[rw->ltrw_r_active] = ldap_pvt_thread_self();
	else
		rw->ltrw_more_readers = 1;
#endif
	rw->ltrw_r_active++;


	ldap_pvt_thread_mutex_unlock( &rw->ltrw_mutex );

	return 0;
}
示例#6
0
static void *
bdb_tool_trickle_task( void *ctx, void *ptr )
{
	DB_ENV *env = ptr;
	int wrote;

	ldap_pvt_thread_mutex_lock( &bdb_tool_trickle_mutex );
	while ( 1 ) {
		ldap_pvt_thread_cond_wait( &bdb_tool_trickle_cond,
			&bdb_tool_trickle_mutex );
		if ( slapd_shutdown )
			break;
		env->memp_trickle( env, 30, &wrote );
	}
	ldap_pvt_thread_mutex_unlock( &bdb_tool_trickle_mutex );

	return NULL;
}
示例#7
0
文件: rmutex.c 项目: cptaffe/openldap
int ldap_pvt_thread_rmutex_lock( ldap_pvt_thread_rmutex_t *rmutex,
	ldap_pvt_thread_t owner )
{
	struct ldap_int_thread_rmutex_s *rm;

	assert( rmutex != NULL );
	rm = *rmutex;

	assert( rm != NULL );
	assert( rm->ltrm_valid == LDAP_PVT_THREAD_RMUTEX_VALID );

	if( rm->ltrm_valid != LDAP_PVT_THREAD_RMUTEX_VALID )
		return LDAP_PVT_THREAD_EINVAL;

	ldap_pvt_thread_mutex_lock( &rm->ltrm_mutex );

	assert( rm->ltrm_depth >= 0 );
	assert( rm->ltrm_waits >= 0 );

	if( rm->ltrm_depth > 0 ) {
		/* already locked */
		if ( !ldap_pvt_thread_equal( rm->ltrm_owner, owner )) {
			rm->ltrm_waits++;
			do {
				ldap_pvt_thread_cond_wait( &rm->ltrm_cond,
					&rm->ltrm_mutex );
			} while( rm->ltrm_depth > 0 );

			rm->ltrm_waits--;
			assert( rm->ltrm_waits >= 0 );
			rm->ltrm_owner = owner;
		}
	} else {
		rm->ltrm_owner = owner;
	}

	rm->ltrm_depth++;

	ldap_pvt_thread_mutex_unlock( &rm->ltrm_mutex );

	return 0;
}
示例#8
0
文件: rdwr.c 项目: dago/openldap
int ldap_pvt_thread_rdwr_wlock( ldap_pvt_thread_rdwr_t *rwlock )
{
	struct ldap_int_thread_rdwr_s *rw;

	assert( rwlock != NULL );
	rw = *rwlock;

	assert( rw != NULL );
	assert( rw->ltrw_valid == LDAP_PVT_THREAD_RDWR_VALID );

	if( rw->ltrw_valid != LDAP_PVT_THREAD_RDWR_VALID )
		return LDAP_PVT_THREAD_EINVAL;

	ldap_pvt_thread_mutex_lock( &rw->ltrw_mutex );

	assert( rw->ltrw_w_active >= 0 ); 
	assert( rw->ltrw_w_wait >= 0 ); 
	assert( rw->ltrw_r_active >= 0 ); 
	assert( rw->ltrw_r_wait >= 0 ); 

	if ( rw->ltrw_w_active > 0 || rw->ltrw_r_active > 0 ) {
		rw->ltrw_w_wait++;

		do {
			ldap_pvt_thread_cond_wait(
				&rw->ltrw_write, &rw->ltrw_mutex );
		} while ( rw->ltrw_w_active > 0 || rw->ltrw_r_active > 0 );

		rw->ltrw_w_wait--;
		assert( rw->ltrw_w_wait >= 0 ); 
	}

#ifdef LDAP_RDWR_DEBUG
	rw->ltrw_writer = ldap_pvt_thread_self();
#endif
	rw->ltrw_w_active++;

	ldap_pvt_thread_mutex_unlock( &rw->ltrw_mutex );

	return 0;
}
示例#9
0
/*
 * Process any unhandled replication entries in the queue.
 */
static int
Ri_process(
    Ri *ri
)
{
    Rq		*rq = sglob->rq;
    Re		*re = NULL, *new_re = NULL;
    int		rc ;
    char	*errmsg;

    (void) SIGNAL( LDAP_SIGUSR1, do_nothing );
#ifdef SIGPIPE
    (void) SIGNAL( SIGPIPE, SIG_IGN );
#endif
    if ( ri == NULL ) {
#ifdef NEW_LOGGING
	LDAP_LOG ( SLURPD, ERR, "Ri_process: "
		"Error: ri == NULL!\n", 0, 0, 0 );
#else
	Debug( LDAP_DEBUG_ANY, "Error: Ri_process: ri == NULL!\n", 0, 0, 0 );
#endif
	return -1;
    }

    /*
     * Startup code.  See if there's any work to do.  If not, wait on the
     * rq->rq_more condition variable.
     */
    rq->rq_lock( rq );
    while ( !sglob->slurpd_shutdown &&
	    (( re = rq->rq_gethead( rq )) == NULL )) {
	/* No work */
	if ( sglob->one_shot_mode ) {
	    /* give up if in one shot mode */
	    rq->rq_unlock( rq );
	    return 0;
	}
	/* wait on condition variable */
	ldap_pvt_thread_cond_wait( &rq->rq_more, &rq->rq_mutex );
    }

    /*
     * When we get here, there's work in the queue, and we have the
     * queue locked.  re should be pointing to the head of the queue.
     */
    rq->rq_unlock( rq );
    while ( !sglob->slurpd_shutdown ) {
	if ( re != NULL ) {
	    if ( !ismine( ri, re )) {
		/* The Re doesn't list my host:port */
#ifdef NEW_LOGGING
		LDAP_LOG ( SLURPD, DETAIL1, "Ri_process: "
			"Replica %s:%d, skip repl record for %s (not mine)\n",
			ri->ri_hostname, ri->ri_port, re->re_dn );
#else
		Debug( LDAP_DEBUG_TRACE,
			"Replica %s:%d, skip repl record for %s (not mine)\n",
			ri->ri_hostname, ri->ri_port, re->re_dn );
#endif
	    } else if ( !isnew( ri, re )) {
		/* This Re is older than my saved status information */
#ifdef NEW_LOGGING
		LDAP_LOG ( SLURPD, DETAIL1, "Ri_process: "
			"Replica %s:%d, skip repl record for %s (old)\n",
			ri->ri_hostname, ri->ri_port, re->re_dn );
#else
		Debug( LDAP_DEBUG_TRACE,
			"Replica %s:%d, skip repl record for %s (old)\n",
			ri->ri_hostname, ri->ri_port, re->re_dn );
#endif
	    } else {
		rc = do_ldap( ri, re, &errmsg );
		switch ( rc ) {
		case DO_LDAP_ERR_RETRYABLE:
		    ldap_pvt_thread_sleep( RETRY_SLEEP_TIME );
#ifdef NEW_LOGGING
			LDAP_LOG ( SLURPD, DETAIL1, "Ri_process: "
				"Retrying operation for DN %s on replica %s:%d\n",
			    re->re_dn, ri->ri_hostname, ri->ri_port );
#else
		    Debug( LDAP_DEBUG_ANY,
			    "Retrying operation for DN %s on replica %s:%d\n",
			    re->re_dn, ri->ri_hostname, ri->ri_port );
#endif
		    continue;
		    break;
		case DO_LDAP_ERR_FATAL: {
		    /* Non-retryable error.  Write rejection log. */
			int ld_errno = 0;
			ldap_get_option(ri->ri_ldp, LDAP_OPT_ERROR_NUMBER, &ld_errno);
		    write_reject( ri, re, ld_errno, errmsg );
		    /* Update status ... */
		    (void) sglob->st->st_update( sglob->st, ri->ri_stel, re );
		    /* ... and write to disk */
		    (void) sglob->st->st_write( sglob->st );
		    } break;
		default:
		    /* LDAP op completed ok - update status... */
		    (void) sglob->st->st_update( sglob->st, ri->ri_stel, re );
		    /* ... and write to disk */
		    (void) sglob->st->st_write( sglob->st );
		    break;
		}
	    }
	} else {
#ifdef NEW_LOGGING
		LDAP_LOG ( SLURPD, ERR, "Ri_process: "
			"Error: re is null in Ri_process\n", 0, 0, 0 );
#else
	    Debug( LDAP_DEBUG_ANY, "Error: re is null in Ri_process\n",
		    0, 0, 0 );
#endif
	}
	rq->rq_lock( rq );
	while ( !sglob->slurpd_shutdown &&
		((new_re = re->re_getnext( re )) == NULL )) {
	    if ( sglob->one_shot_mode ) {
		rq->rq_unlock( rq );
		return 0;
	    }
	    /* No work - wait on condition variable */
	    ldap_pvt_thread_cond_wait( &rq->rq_more, &rq->rq_mutex );
	}
	re->re_decrefcnt( re );
	re = new_re;
	rq->rq_unlock( rq );
	if ( sglob->slurpd_shutdown ) {
	    return 0;
	}
    }
    return 0;
}
示例#10
0
文件: tools.c 项目: rouzier/openldap
int bdb_tool_entry_close(
	BackendDB *be )
{
	if ( bdb_tool_info ) {
		slapd_shutdown = 1;
#ifdef USE_TRICKLE
		ldap_pvt_thread_mutex_lock( &bdb_tool_trickle_mutex );

		/* trickle thread may not have started yet */
		while ( !bdb_tool_trickle_active )
			ldap_pvt_thread_cond_wait( &bdb_tool_trickle_cond_end,
					&bdb_tool_trickle_mutex );

		ldap_pvt_thread_cond_signal( &bdb_tool_trickle_cond );
		while ( bdb_tool_trickle_active )
			ldap_pvt_thread_cond_wait( &bdb_tool_trickle_cond_end,
					&bdb_tool_trickle_mutex );
		ldap_pvt_thread_mutex_unlock( &bdb_tool_trickle_mutex );
#endif
		if ( bdb_tool_threads > 1 ) {
			ldap_pvt_thread_mutex_lock( &bdb_tool_index_mutex );

			/* There might still be some threads starting */
			while ( bdb_tool_index_tcount > 0 ) {
				ldap_pvt_thread_cond_wait( &bdb_tool_index_cond_main,
						&bdb_tool_index_mutex );
			}

			bdb_tool_index_tcount = bdb_tool_threads - 1;
			ldap_pvt_thread_cond_broadcast( &bdb_tool_index_cond_work );

			/* Make sure all threads are stopped */
			while ( bdb_tool_index_tcount > 0 ) {
				ldap_pvt_thread_cond_wait( &bdb_tool_index_cond_main,
					&bdb_tool_index_mutex );
			}
			ldap_pvt_thread_mutex_unlock( &bdb_tool_index_mutex );

			ch_free( bdb_tool_index_threads );
			ch_free( bdb_tool_index_rec );
			bdb_tool_index_tcount = bdb_tool_threads - 1;
		}
		bdb_tool_info = NULL;
		slapd_shutdown = 0;
	}

	if( eh.bv.bv_val ) {
		ch_free( eh.bv.bv_val );
		eh.bv.bv_val = NULL;
	}

	if( cursor ) {
		cursor->c_close( cursor );
		cursor = NULL;
	}

#ifdef BDB_TOOL_IDL_CACHING
	bdb_tool_idl_flush( be );
#endif

	if( nholes ) {
		unsigned i;
		fprintf( stderr, "Error, entries missing!\n");
		for (i=0; i<nholes; i++) {
			fprintf(stderr, "  entry %ld: %s\n",
				holes[i].id, holes[i].dn.bv_val);
		}
		return -1;
	}
			
	return 0;
}
示例#11
0
static long send_ldap_ber(
	Operation *op,
	BerElement *ber )
{
	Connection *conn = op->o_conn;
	ber_len_t bytes;
	long ret = 0;

	ber_get_option( ber, LBER_OPT_BER_BYTES_TO_WRITE, &bytes );

	/* write only one pdu at a time - wait til it's our turn */
	ldap_pvt_thread_mutex_lock( &conn->c_write1_mutex );
	if (( op->o_abandon && !op->o_cancel ) || !connection_valid( conn ) ||
		conn->c_writers < 0 ) {
		ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
		return 0;
	}

	conn->c_writers++;

	while ( conn->c_writers > 0 && conn->c_writing ) {
		ldap_pvt_thread_cond_wait( &conn->c_write1_cv, &conn->c_write1_mutex );
	}

	/* connection was closed under us */
	if ( conn->c_writers < 0 ) {
		/* we're the last waiter, let the closer continue */
		if ( conn->c_writers == -1 )
			ldap_pvt_thread_cond_signal( &conn->c_write1_cv );
		conn->c_writers++;
		ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
		return 0;
	}

	/* Our turn */
	conn->c_writing = 1;

	/* write the pdu */
	while( 1 ) {
		int err;

		if ( ber_flush2( conn->c_sb, ber, LBER_FLUSH_FREE_NEVER ) == 0 ) {
			ret = bytes;
			break;
		}

		err = sock_errno();

		/*
		 * we got an error.  if it's ewouldblock, we need to
		 * wait on the socket being writable.  otherwise, figure
		 * it's a hard error and return.
		 */

		Debug( LDAP_DEBUG_CONNS, "ber_flush2 failed errno=%d reason=\"%s\"\n",
		    err, sock_errstr(err) );

		if ( err != EWOULDBLOCK && err != EAGAIN ) {
			conn->c_writers--;
			conn->c_writing = 0;
			ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
			ldap_pvt_thread_mutex_lock( &conn->c_mutex );
			connection_closing( conn, "connection lost on write" );

			ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
			return -1;
		}

		/* wait for socket to be write-ready */
		slap_writewait_play( op );
		ldap_pvt_thread_mutex_lock( &conn->c_write2_mutex );
		conn->c_writewaiter = 1;
		slapd_set_write( conn->c_sd, 2 );

		ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
		ldap_pvt_thread_pool_idle( &connection_pool );
		ldap_pvt_thread_cond_wait( &conn->c_write2_cv, &conn->c_write2_mutex );
		conn->c_writewaiter = 0;
		ldap_pvt_thread_mutex_unlock( &conn->c_write2_mutex );
		ldap_pvt_thread_pool_unidle( &connection_pool );
		ldap_pvt_thread_mutex_lock( &conn->c_write1_mutex );
		if ( conn->c_writers < 0 ) {
			ret = 0;
			break;
		}
	}

	conn->c_writing = 0;
	if ( conn->c_writers < 0 ) {
		conn->c_writers++;
		if ( !conn->c_writers )
			ldap_pvt_thread_cond_signal( &conn->c_write1_cv );
	} else {
		conn->c_writers--;
		ldap_pvt_thread_cond_signal( &conn->c_write1_cv );
	}
	ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );

	return ret;
}
示例#12
0
static int
mdb_tool_index_add(
	Operation *op,
	MDB_txn *txn,
	Entry *e )
{
	struct mdb_info *mdb = (struct mdb_info *) op->o_bd->be_private;

	if ( !mdb->mi_nattrs )
		return 0;

	if ( mdb_tool_threads > 1 ) {
		IndexRec *ir;
		int i, rc;
		Attribute *a;

		ir = mdb_tool_index_rec;
		for (i=0; i<mdb->mi_nattrs; i++)
			ir[i].ir_attrs = NULL;

		for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
			rc = mdb_index_recset( mdb, a, a->a_desc->ad_type,
				&a->a_desc->ad_tags, ir );
			if ( rc )
				return rc;
		}
		for (i=0; i<mdb->mi_nattrs; i++) {
			if ( !ir[i].ir_ai )
				break;
			rc = mdb_cursor_open( txn, ir[i].ir_ai->ai_dbi,
				 &ir[i].ir_ai->ai_cursor );
			if ( rc )
				return rc;
		}
		mdb_tool_ix_id = e->e_id;
		mdb_tool_ix_op = op;
		mdb_tool_ix_txn = txn;
		ldap_pvt_thread_mutex_lock( &mdb_tool_index_mutex );
		/* Wait for all threads to be ready */
		while ( mdb_tool_index_tcount ) {
			ldap_pvt_thread_cond_wait( &mdb_tool_index_cond_main,
				&mdb_tool_index_mutex );
		}

		for ( i=1; i<mdb_tool_threads; i++ )
			mdb_tool_index_rec[i].ir_i = LDAP_BUSY;
		mdb_tool_index_tcount = mdb_tool_threads - 1;
		ldap_pvt_thread_mutex_unlock( &mdb_tool_index_mutex );
		ldap_pvt_thread_cond_broadcast( &mdb_tool_index_cond_work );

		rc = mdb_index_recrun( op, txn, mdb, ir, e->e_id, 0 );
		if ( rc )
			return rc;
		ldap_pvt_thread_mutex_lock( &mdb_tool_index_mutex );
		for ( i=1; i<mdb_tool_threads; i++ ) {
			if ( mdb_tool_index_rec[i].ir_i == LDAP_BUSY ) {
				ldap_pvt_thread_cond_wait( &mdb_tool_index_cond_main,
					&mdb_tool_index_mutex );
				i--;
				continue;
			}
			if ( mdb_tool_index_rec[i].ir_i ) {
				rc = mdb_tool_index_rec[i].ir_i;
				break;
			}
		}
		ldap_pvt_thread_mutex_unlock( &mdb_tool_index_mutex );
		return rc;
	} else
	{
		return mdb_index_entry_add( op, txn, e );
	}
}
示例#13
0
int mdb_tool_entry_close(
	BackendDB *be )
{
	if ( mdb_tool_info ) {
		slapd_shutdown = 1;
		ldap_pvt_thread_mutex_lock( &mdb_tool_index_mutex );

		/* There might still be some threads starting */
		while ( mdb_tool_index_tcount > 0 ) {
			ldap_pvt_thread_cond_wait( &mdb_tool_index_cond_main,
					&mdb_tool_index_mutex );
		}

		mdb_tool_index_tcount = mdb_tool_threads - 1;
		ldap_pvt_thread_cond_broadcast( &mdb_tool_index_cond_work );

		/* Make sure all threads are stopped */
		while ( mdb_tool_index_tcount > 0 ) {
			ldap_pvt_thread_cond_wait( &mdb_tool_index_cond_main,
				&mdb_tool_index_mutex );
		}
		ldap_pvt_thread_mutex_unlock( &mdb_tool_index_mutex );

		mdb_tool_info = NULL;
		slapd_shutdown = 0;
		ch_free( mdb_tool_index_rec );
		mdb_tool_index_tcount = mdb_tool_threads - 1;
	}

	if( idcursor ) {
		mdb_cursor_close( idcursor );
		idcursor = NULL;
	}
	if( cursor ) {
		mdb_cursor_close( cursor );
		cursor = NULL;
	}
	if( mdb_tool_txn ) {
		int rc;
		MDB_TOOL_IDL_FLUSH( be, mdb_tool_txn );
		if (( rc = mdb_txn_commit( mdb_tool_txn ))) {
			Debug( LDAP_DEBUG_ANY,
				LDAP_XSTRING(mdb_tool_entry_close) ": database %s: "
				"txn_commit failed: %s (%d)\n",
				be->be_suffix[0].bv_val, mdb_strerror(rc), rc );
			return -1;
		}
		mdb_tool_txn = NULL;
	}

	if( nholes ) {
		unsigned i;
		fprintf( stderr, "Error, entries missing!\n");
		for (i=0; i<nholes; i++) {
			fprintf(stderr, "  entry %ld: %s\n",
				holes[i].id, holes[i].dn.bv_val);
		}
		nholes = 0;
		return -1;
	}

	return 0;
}