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115 lines
3.4 KiB
C
115 lines
3.4 KiB
C
/*
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* Copyright (C) 2002-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU General Public License v.2.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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* Abstraction layer for clvmd cluster communications
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*/
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#ifndef _CLVMD_COMMS_H
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#define _CLVMD_COMMS_H
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struct local_client;
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struct cluster_ops {
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void (*cluster_init_completed) (void);
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int (*cluster_send_message) (const void *buf, int msglen,
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const char *csid,
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const char *errtext);
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int (*name_from_csid) (const char *csid, char *name);
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int (*csid_from_name) (char *csid, const char *name);
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int (*get_num_nodes) (void);
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int (*cluster_fd_callback) (struct local_client *fd, char *buf, int len,
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const char *csid,
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struct local_client **new_client);
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int (*get_main_cluster_fd) (void); /* gets accept FD or cman cluster socket */
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int (*cluster_do_node_callback) (struct local_client *client,
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void (*callback) (struct local_client *,
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const char *csid,
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int node_up));
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int (*is_quorate) (void);
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void (*get_our_csid) (char *csid);
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void (*add_up_node) (const char *csid);
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void (*reread_config) (void);
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void (*cluster_closedown) (void);
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int (*get_cluster_name)(char *buf, int buflen);
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int (*sync_lock) (const char *resource, int mode,
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int flags, int *lockid);
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int (*sync_unlock) (const char *resource, int lockid);
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};
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#ifdef USE_GULM
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# include "tcp-comms.h"
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struct cluster_ops *init_gulm_cluster(void);
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#define MAX_CSID_LEN GULM_MAX_CSID_LEN
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#define MAX_CLUSTER_MEMBER_NAME_LEN GULM_MAX_CLUSTER_MEMBER_NAME_LEN
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#endif
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#ifdef USE_CMAN
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# include <netinet/in.h>
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# include "libcman.h"
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# define CMAN_MAX_CSID_LEN 4
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# ifndef MAX_CSID_LEN
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# define MAX_CSID_LEN CMAN_MAX_CSID_LEN
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# endif
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# undef MAX_CLUSTER_MEMBER_NAME_LEN
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# define MAX_CLUSTER_MEMBER_NAME_LEN CMAN_MAX_NODENAME_LEN
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# define CMAN_MAX_CLUSTER_MESSAGE 1500
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# define CLUSTER_PORT_CLVMD 11
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struct cluster_ops *init_cman_cluster(void);
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#endif
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#ifdef USE_OPENAIS
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# include <openais/saAis.h>
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# include <openais/totem/totem.h>
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# define OPENAIS_CSID_LEN (sizeof(int))
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# define OPENAIS_MAX_CLUSTER_MESSAGE MESSAGE_SIZE_MAX
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# define OPENAIS_MAX_CLUSTER_MEMBER_NAME_LEN SA_MAX_NAME_LENGTH
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# ifndef MAX_CLUSTER_MEMBER_NAME_LEN
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# define MAX_CLUSTER_MEMBER_NAME_LEN SA_MAX_NAME_LENGTH
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# endif
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# ifndef CMAN_MAX_CLUSTER_MESSAGE
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# define CMAN_MAX_CLUSTER_MESSAGE MESSAGE_SIZE_MAX
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# endif
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# ifndef MAX_CSID_LEN
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# define MAX_CSID_LEN sizeof(int)
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# endif
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struct cluster_ops *init_openais_cluster(void);
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#endif
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#ifdef USE_COROSYNC
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# include <corosync/corotypes.h>
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# define COROSYNC_CSID_LEN (sizeof(int))
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# define COROSYNC_MAX_CLUSTER_MESSAGE 65535
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# define COROSYNC_MAX_CLUSTER_MEMBER_NAME_LEN CS_MAX_NAME_LENGTH
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# ifndef MAX_CLUSTER_MEMBER_NAME_LEN
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# define MAX_CLUSTER_MEMBER_NAME_LEN CS_MAX_NAME_LENGTH
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# endif
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# ifndef CMAN_MAX_CLUSTER_MESSAGE
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# define CMAN_MAX_CLUSTER_MESSAGE 65535
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# endif
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# ifndef MAX_CSID_LEN
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# define MAX_CSID_LEN sizeof(int)
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# endif
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struct cluster_ops *init_corosync_cluster(void);
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#endif
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#endif
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