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/*
Copyright (c) 2006-2009 Gluster, Inc. <http://www.gluster.com>
This file is part of GlusterFS.
GlusterFS is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation; either version 3 of the License,
or (at your option) any later version.
GlusterFS is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see
<http://www.gnu.org/licenses/>.
*/
#ifndef _GLUSTERD_SM_H_
#define _GLUSTERD_SM_H_
#ifndef _CONFIG_H
#define _CONFIG_H
#include "config.h"
#endif
#include <pthread.h>
#include <uuid/uuid.h>
#include "glusterfs.h"
#include "xlator.h"
#include "logging.h"
#include "call-stub.h"
#include "authenticate.h"
#include "fd.h"
#include "byte-order.h"
#include "glusterd.h"
#include "rpcsvc.h"
typedef enum glusterd_friend_sm_state_ {
GD_FRIEND_STATE_DEFAULT = 0,
GD_FRIEND_STATE_REQ_SENT,
GD_FRIEND_STATE_REQ_RCVD,
GD_FRIEND_STATE_BEFRIENDED,
GD_FRIEND_STATE_REQ_SENT_RCVD,
GD_FRIEND_STATE_REJECTED,
GD_FRIEND_STATE_MAX
} glusterd_friend_sm_state_t;
typedef enum glusterd_friend_sm_event_type_ {
GD_FRIEND_EVENT_NONE = 0,
GD_FRIEND_EVENT_PROBE,
GD_FRIEND_EVENT_INIT_FRIEND_REQ,
GD_FRIEND_EVENT_RCVD_ACC,
GD_FRIEND_EVENT_RCVD_RJT,
GD_FRIEND_EVENT_RCVD_FRIEND_REQ,
GD_FRIEND_EVENT_REMOVE_FRIEND,
GD_FRIEND_EVENT_MAX
} glusterd_friend_sm_event_type_t;
struct glusterd_friend_sm_event_ {
struct list_head list;
glusterd_peerinfo_t *peerinfo;
void *ctx;
glusterd_friend_sm_event_type_t event;
};
typedef struct glusterd_friend_sm_event_ glusterd_friend_sm_event_t;
typedef int (*glusterd_friend_sm_ac_fn) (glusterd_friend_sm_event_t *, void *);
typedef struct glusterd_sm_ {
glusterd_friend_sm_state_t next_state;
glusterd_friend_sm_ac_fn handler;
} glusterd_sm_t;
typedef struct glusterd_friend_req_ctx_ {
uuid_t uuid;
char *hostname;
rpcsvc_request_t *req;
} glusterd_friend_req_ctx_t;
typedef struct glusterd_probe_ctx_ {
char *hostname;
rpcsvc_request_t *req;
} glusterd_probe_ctx_t;
int
glusterd_friend_sm_new_event (glusterd_friend_sm_event_type_t event_type,
glusterd_friend_sm_event_t **new_event);
int
glusterd_friend_sm_inject_event (glusterd_friend_sm_event_t *event);
int
glusterd_friend_sm_init ();
int
glusterd_friend_sm ();
#endif
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