lib/quorum.c File Reference

#include <config.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/uio.h>
#include <errno.h>
#include <qb/qbipcc.h>
#include <corosync/corotypes.h>
#include <corosync/corodefs.h>
#include <corosync/hdb.h>
#include <corosync/quorum.h>
#include <corosync/ipc_quorum.h>
#include "util.h"

Include dependency graph for lib/quorum.c:

Go to the source code of this file.

Data Structures
struct	quorum_inst

Functions
	DECLARE_HDB_DATABASE (quorum_handle_t_db, quorum_inst_free)
cs_error_t	quorum_initialize (quorum_handle_t *handle, quorum_callbacks_t *callbacks, uint32_t *quorum_type)
	Create a new quorum connection. More...
cs_error_t	quorum_model_initialize (quorum_handle_t *handle, quorum_model_t model, quorum_model_data_t *model_data, uint32_t *quorum_type, void *context)
cs_error_t	quorum_finalize (quorum_handle_t handle)
	Close the quorum handle. More...
cs_error_t	quorum_getquorate (quorum_handle_t handle, int *quorate)
	Get quorum information. More...
cs_error_t	quorum_fd_get (quorum_handle_t handle, int *fd)
	Get a file descriptor on which to poll. More...
cs_error_t	quorum_context_get (quorum_handle_t handle, const void **context)
	quorum_context_get More...
cs_error_t	quorum_context_set (quorum_handle_t handle, const void *context)
	quorum_context_set More...
cs_error_t	quorum_trackstart (quorum_handle_t handle, unsigned int flags)
	Track node and quorum changes. More...
cs_error_t	quorum_trackstop (quorum_handle_t handle)
	quorum_trackstop More...
cs_error_t	quorum_dispatch (quorum_handle_t handle, cs_dispatch_flags_t dispatch_types)
	Dispatch messages and configuration changes. More...

Function Documentation

DECLARE_HDB_DATABASE()

DECLARE_HDB_DATABASE	(	quorum_handle_t_db	,
		quorum_inst_free
	)

quorum_context_get()

cs_error_t quorum_context_get	(	quorum_handle_t	handle,
		const void **	context
	)

quorum_context_get

Parameters

handle
context

Returns

Definition at line 299 of file lib/quorum.c.

References hdb_error_to_cs().

quorum_context_set()

cs_error_t quorum_context_set	(	quorum_handle_t	handle,
		const void *	context
	)

quorum_context_set

Parameters

handle
context

Returns

Definition at line 318 of file lib/quorum.c.

References hdb_error_to_cs().

quorum_dispatch()

cs_error_t quorum_dispatch	(	quorum_handle_t	handle,
		cs_dispatch_flags_t	dispatch_types
	)

Dispatch messages and configuration changes.

Parameters

handle
dispatch_types

Returns

Definition at line 418 of file lib/quorum.c.

References CS_DISPATCH_ALL, CS_DISPATCH_BLOCKING, CS_DISPATCH_ONE, CS_DISPATCH_ONE_NONBLOCKING, CS_ERR_INVALID_PARAM, hdb_error_to_cs(), IPC_DISPATCH_SIZE, and ring_id.

quorum_fd_get()

cs_error_t quorum_fd_get	(	quorum_handle_t	handle,
		int *	fd
	)

Get a file descriptor on which to poll.

Note

quorum_handle_t is NOT a file descriptor and may not be used directly.

Parameters

handle
fd

Returns

Definition at line 279 of file lib/quorum.c.

References hdb_error_to_cs().

quorum_finalize()

cs_error_t quorum_finalize

(

quorum_handle_t

handle

)

Close the quorum handle.

Parameters

handle

Returns

Definition at line 209 of file lib/quorum.c.

References hdb_error_to_cs().

quorum_getquorate()

cs_error_t quorum_getquorate	(	quorum_handle_t	handle,
		int *	quorate
	)

Get quorum information.

Parameters

handle
quorate

Returns

Definition at line 237 of file lib/quorum.c.

References hdb_error_to_cs().

quorum_initialize()

cs_error_t quorum_initialize	(	quorum_handle_t *	handle,
		quorum_callbacks_t *	callbacks,
		uint32_t *	quorum_type
	)

Create a new quorum connection.

Parameters

handle
callbacks
quorum_type

Returns

Definition at line 73 of file lib/quorum.c.

quorum_model_initialize()

cs_error_t quorum_model_initialize	(	quorum_handle_t *	handle,
		quorum_model_t	model,
		quorum_model_data_t *	model_data,
		uint32_t *	quorum_type,
		void *	context
	)

Definition at line 90 of file lib/quorum.c.

quorum_trackstart()

cs_error_t quorum_trackstart	(	quorum_handle_t	handle,
		unsigned int	flags
	)

Track node and quorum changes.

Parameters

handle
flags

Returns

Definition at line 338 of file lib/quorum.c.

References hdb_error_to_cs().

quorum_trackstop()

cs_error_t quorum_trackstop

(

quorum_handle_t

handle

)

quorum_trackstop

Parameters

handle

Returns

Definition at line 379 of file lib/quorum.c.

References hdb_error_to_cs().