ipc_votequorum.h
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/*
* Copyright (c) 2009-2012 Red Hat, Inc.
*
* All rights reserved.
*
* Authors: Christine Caulfield (ccaulfie@redhat.com)
* Fabio M. Di Nitto (fdinitto@redhat.com)
*
* This software licensed under BSD license, the text of which follows:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of the MontaVista Software, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef IPC_VOTEQUORUM_H_DEFINED
#define IPC_VOTEQUORUM_H_DEFINED
#include <corosync/mar_gen.h>
#define VOTEQUORUM_QDEVICE_NODEID 0
#define VOTEQUORUM_QDEVICE_MAX_NAME_LEN 255
#define VOTEQUORUM_QDEVICE_DEFAULT_TIMEOUT 10000
enum req_votequorum_types {
MESSAGE_REQ_VOTEQUORUM_GETINFO = 0,
MESSAGE_REQ_VOTEQUORUM_SETEXPECTED,
MESSAGE_REQ_VOTEQUORUM_SETVOTES,
MESSAGE_REQ_VOTEQUORUM_TRACKSTART,
MESSAGE_REQ_VOTEQUORUM_TRACKSTOP,
MESSAGE_REQ_VOTEQUORUM_QDEVICE_REGISTER,
MESSAGE_REQ_VOTEQUORUM_QDEVICE_UNREGISTER,
MESSAGE_REQ_VOTEQUORUM_QDEVICE_UPDATE,
MESSAGE_REQ_VOTEQUORUM_QDEVICE_POLL,
MESSAGE_REQ_VOTEQUORUM_QDEVICE_MASTER_WINS
};
enum res_votequorum_types {
MESSAGE_RES_VOTEQUORUM_STATUS = 0,
MESSAGE_RES_VOTEQUORUM_GETINFO,
MESSAGE_RES_VOTEQUORUM_TRACKSTART,
MESSAGE_RES_VOTEQUORUM_QUORUM_NOTIFICATION,
MESSAGE_RES_VOTEQUORUM_EXPECTEDVOTES_NOTIFICATION,
MESSAGE_RES_VOTEQUORUM_NODELIST_NOTIFICATION,
};
struct mar_votequorum_ring_id {
mar_uint32_t nodeid;
mar_uint64_t seq;
};
struct req_lib_votequorum_qdevice_register {
struct qb_ipc_request_header header __attribute__((aligned(8)));
char name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN];
};
struct req_lib_votequorum_qdevice_unregister {
struct qb_ipc_request_header header __attribute__((aligned(8)));
char name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN];
};
struct req_lib_votequorum_qdevice_update {
struct qb_ipc_request_header header __attribute__((aligned(8)));
char oldname[VOTEQUORUM_QDEVICE_MAX_NAME_LEN];
char newname[VOTEQUORUM_QDEVICE_MAX_NAME_LEN];
};
struct req_lib_votequorum_qdevice_poll {
struct qb_ipc_request_header header __attribute__((aligned(8)));
char name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN];
int cast_vote;
struct mar_votequorum_ring_id ring_id __attribute__((aligned(8)));
};
struct req_lib_votequorum_qdevice_master_wins {
struct qb_ipc_request_header header __attribute__((aligned(8)));
char name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN];
unsigned int allow;
};
struct req_lib_votequorum_setvotes {
struct qb_ipc_request_header header __attribute__((aligned(8)));
unsigned int votes;
int nodeid;
};
struct req_lib_votequorum_setexpected {
struct qb_ipc_request_header header __attribute__((aligned(8)));
unsigned int expected_votes;
};
struct req_lib_votequorum_trackstart {
struct qb_ipc_request_header header __attribute__((aligned(8)));
uint64_t context;
unsigned int track_flags;
};
struct req_lib_votequorum_general {
struct qb_ipc_request_header header __attribute__((aligned(8)));
};
struct req_lib_votequorum_getinfo {
struct qb_ipc_request_header header __attribute__((aligned(8)));
int nodeid;
};
struct res_lib_votequorum_status {
struct qb_ipc_response_header header __attribute__((aligned(8)));
};
#define VOTEQUORUM_INFO_TWONODE 1
#define VOTEQUORUM_INFO_QUORATE 2
#define VOTEQUORUM_INFO_WAIT_FOR_ALL 4
#define VOTEQUORUM_INFO_LAST_MAN_STANDING 8
#define VOTEQUORUM_INFO_AUTO_TIE_BREAKER 16
#define VOTEQUORUM_INFO_ALLOW_DOWNSCALE 32
#define VOTEQUORUM_INFO_QDEVICE_REGISTERED 64
#define VOTEQUORUM_INFO_QDEVICE_ALIVE 128
#define VOTEQUORUM_INFO_QDEVICE_CAST_VOTE 256
#define VOTEQUORUM_INFO_QDEVICE_MASTER_WINS 512
#define VOTEQUORUM_NODESTATE_MEMBER 1
#define VOTEQUORUM_NODESTATE_DEAD 2
#define VOTEQUORUM_NODESTATE_LEAVING 3
struct res_lib_votequorum_getinfo {
struct qb_ipc_response_header header __attribute__((aligned(8)));
unsigned int nodeid;
unsigned int state;
unsigned int votes;
unsigned int expected_votes;
unsigned int highest_expected;
unsigned int total_votes;
unsigned int quorum;
unsigned int flags;
unsigned int qdevice_votes;
char qdevice_name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN];
};
struct votequorum_node {
mar_uint32_t nodeid;
mar_uint32_t state;
};
struct res_lib_votequorum_quorum_notification {
struct qb_ipc_response_header header __attribute__((aligned(8)));
mar_uint32_t quorate __attribute__((aligned(8)));
mar_uint64_t context __attribute__((aligned(8)));
mar_uint32_t node_list_entries __attribute__((aligned(8)));
struct votequorum_node node_list[] __attribute__((aligned(8)));
};
struct res_lib_votequorum_nodelist_notification {
struct qb_ipc_response_header header __attribute__((aligned(8)));
mar_uint64_t context __attribute__((aligned(8)));
struct mar_votequorum_ring_id ring_id __attribute__((aligned(8)));
mar_uint32_t node_list_entries __attribute__((aligned(8)));
mar_uint32_t node_list[] __attribute__((aligned(8)));
};
struct res_lib_votequorum_expectedvotes_notification {
struct qb_ipc_response_header header __attribute__((aligned(8)));
mar_uint64_t context __attribute__((aligned(8)));
mar_uint32_t expected_votes __attribute__((aligned(8)));
};
static inline void marshall_from_mar_votequorum_ring_id (
votequorum_ring_id_t *dest,
const struct mar_votequorum_ring_id *src)
{
dest->nodeid = src->nodeid;
dest->seq = src->seq;
};
static inline void marshall_to_mar_votequorum_ring_id (
struct mar_votequorum_ring_id *dest,
const votequorum_ring_id_t *src)
{
dest->nodeid = src->nodeid;
dest->seq = src->seq;
};
#endif
nodeid
unsigned int nodeid
Definition coroapi.h:0
expected_votes
uint32_t expected_votes
Definition exec/votequorum.c:3
res_votequorum_types
res_votequorum_types
The res_votequorum_types enum.
Definition ipc_votequorum.h:62
MESSAGE_RES_VOTEQUORUM_NODELIST_NOTIFICATION
@ MESSAGE_RES_VOTEQUORUM_NODELIST_NOTIFICATION
Definition ipc_votequorum.h:68
MESSAGE_RES_VOTEQUORUM_EXPECTEDVOTES_NOTIFICATION
@ MESSAGE_RES_VOTEQUORUM_EXPECTEDVOTES_NOTIFICATION
Definition ipc_votequorum.h:67
MESSAGE_RES_VOTEQUORUM_STATUS
@ MESSAGE_RES_VOTEQUORUM_STATUS
Definition ipc_votequorum.h:63
MESSAGE_RES_VOTEQUORUM_QUORUM_NOTIFICATION
@ MESSAGE_RES_VOTEQUORUM_QUORUM_NOTIFICATION
Definition ipc_votequorum.h:66
MESSAGE_RES_VOTEQUORUM_TRACKSTART
@ MESSAGE_RES_VOTEQUORUM_TRACKSTART
Definition ipc_votequorum.h:65
MESSAGE_RES_VOTEQUORUM_GETINFO
@ MESSAGE_RES_VOTEQUORUM_GETINFO
Definition ipc_votequorum.h:64
req_votequorum_types
req_votequorum_types
The req_votequorum_types enum.
Definition ipc_votequorum.h:46
MESSAGE_REQ_VOTEQUORUM_TRACKSTART
@ MESSAGE_REQ_VOTEQUORUM_TRACKSTART
Definition ipc_votequorum.h:50
MESSAGE_REQ_VOTEQUORUM_GETINFO
@ MESSAGE_REQ_VOTEQUORUM_GETINFO
Definition ipc_votequorum.h:47
MESSAGE_REQ_VOTEQUORUM_QDEVICE_UNREGISTER
@ MESSAGE_REQ_VOTEQUORUM_QDEVICE_UNREGISTER
Definition ipc_votequorum.h:53
MESSAGE_REQ_VOTEQUORUM_QDEVICE_REGISTER
@ MESSAGE_REQ_VOTEQUORUM_QDEVICE_REGISTER
Definition ipc_votequorum.h:52
MESSAGE_REQ_VOTEQUORUM_TRACKSTOP
@ MESSAGE_REQ_VOTEQUORUM_TRACKSTOP
Definition ipc_votequorum.h:51
MESSAGE_REQ_VOTEQUORUM_SETEXPECTED
@ MESSAGE_REQ_VOTEQUORUM_SETEXPECTED
Definition ipc_votequorum.h:48
MESSAGE_REQ_VOTEQUORUM_QDEVICE_UPDATE
@ MESSAGE_REQ_VOTEQUORUM_QDEVICE_UPDATE
Definition ipc_votequorum.h:54
MESSAGE_REQ_VOTEQUORUM_SETVOTES
@ MESSAGE_REQ_VOTEQUORUM_SETVOTES
Definition ipc_votequorum.h:49
MESSAGE_REQ_VOTEQUORUM_QDEVICE_MASTER_WINS
@ MESSAGE_REQ_VOTEQUORUM_QDEVICE_MASTER_WINS
Definition ipc_votequorum.h:56
MESSAGE_REQ_VOTEQUORUM_QDEVICE_POLL
@ MESSAGE_REQ_VOTEQUORUM_QDEVICE_POLL
Definition ipc_votequorum.h:55
VOTEQUORUM_QDEVICE_MAX_NAME_LEN
#define VOTEQUORUM_QDEVICE_MAX_NAME_LEN
Definition ipc_votequorum.h:40
mar_gen.h
mar_uint32_t
uint32_t mar_uint32_t
Definition mar_gen.h:53
mar_uint64_t
uint64_t mar_uint64_t
Definition mar_gen.h:54
quorate
uint32_t quorate
Definition sam.c:134
mar_votequorum_ring_id
The mar_votequorum_ring_id struct.
Definition ipc_votequorum.h:74
mar_votequorum_ring_id::nodeid
mar_uint32_t nodeid
Definition ipc_votequorum.h:75
mar_votequorum_ring_id::seq
mar_uint64_t seq
Definition ipc_votequorum.h:76
req_lib_votequorum_general
The req_lib_votequorum_general struct.
Definition ipc_votequorum.h:152
req_lib_votequorum_getinfo
The req_lib_votequorum_getinfo struct.
Definition ipc_votequorum.h:159
req_lib_votequorum_getinfo::nodeid
int nodeid
Definition ipc_votequorum.h:161
req_lib_votequorum_qdevice_master_wins
The req_lib_votequorum_qdevice_master_wins struct.
Definition ipc_votequorum.h:117
req_lib_votequorum_qdevice_master_wins::allow
unsigned int allow
Definition ipc_votequorum.h:120
req_lib_votequorum_qdevice_master_wins::name
char name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
Definition ipc_votequorum.h:119
req_lib_votequorum_qdevice_poll
The req_lib_votequorum_qdevice_poll struct.
Definition ipc_votequorum.h:107
req_lib_votequorum_qdevice_poll::cast_vote
int cast_vote
Definition ipc_votequorum.h:110
req_lib_votequorum_qdevice_poll::name
char name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
Definition ipc_votequorum.h:109
req_lib_votequorum_qdevice_register
The req_lib_votequorum_qdevice_register struct.
Definition ipc_votequorum.h:82
req_lib_votequorum_qdevice_register::name
char name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
Definition ipc_votequorum.h:84
req_lib_votequorum_qdevice_unregister
The req_lib_votequorum_qdevice_unregister struct.
Definition ipc_votequorum.h:90
req_lib_votequorum_qdevice_unregister::name
char name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
Definition ipc_votequorum.h:92
req_lib_votequorum_qdevice_update
The req_lib_votequorum_qdevice_update struct.
Definition ipc_votequorum.h:98
req_lib_votequorum_qdevice_update::newname
char newname[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
Definition ipc_votequorum.h:101
req_lib_votequorum_qdevice_update::oldname
char oldname[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
Definition ipc_votequorum.h:100
req_lib_votequorum_setexpected
The req_lib_votequorum_setexpected struct.
Definition ipc_votequorum.h:135
req_lib_votequorum_setexpected::expected_votes
unsigned int expected_votes
Definition ipc_votequorum.h:137
req_lib_votequorum_setvotes
The req_lib_votequorum_setvotes struct.
Definition ipc_votequorum.h:126
req_lib_votequorum_setvotes::nodeid
int nodeid
Definition ipc_votequorum.h:129
req_lib_votequorum_setvotes::votes
unsigned int votes
Definition ipc_votequorum.h:128
req_lib_votequorum_trackstart
The req_lib_votequorum_trackstart struct.
Definition ipc_votequorum.h:143
req_lib_votequorum_trackstart::context
uint64_t context
Definition ipc_votequorum.h:145
req_lib_votequorum_trackstart::track_flags
unsigned int track_flags
Definition ipc_votequorum.h:146
res_lib_votequorum_expectedvotes_notification
The res_lib_votequorum_expectedvotes_notification struct.
Definition ipc_votequorum.h:233
res_lib_votequorum_expectedvotes_notification::__attribute__
mar_uint32_t expected_votes __attribute__((aligned(8)))
res_lib_votequorum_expectedvotes_notification::__attribute__
mar_uint64_t context __attribute__((aligned(8)))
res_lib_votequorum_getinfo
The res_lib_votequorum_getinfo struct.
Definition ipc_votequorum.h:189
res_lib_votequorum_getinfo::votes
unsigned int votes
Definition ipc_votequorum.h:193
res_lib_votequorum_getinfo::highest_expected
unsigned int highest_expected
Definition ipc_votequorum.h:195
res_lib_votequorum_getinfo::state
unsigned int state
Definition ipc_votequorum.h:192
res_lib_votequorum_getinfo::qdevice_name
char qdevice_name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
Definition ipc_votequorum.h:200
res_lib_votequorum_getinfo::expected_votes
unsigned int expected_votes
Definition ipc_votequorum.h:194
res_lib_votequorum_getinfo::quorum
unsigned int quorum
Definition ipc_votequorum.h:197
res_lib_votequorum_getinfo::total_votes
unsigned int total_votes
Definition ipc_votequorum.h:196
res_lib_votequorum_getinfo::nodeid
unsigned int nodeid
Definition ipc_votequorum.h:191
res_lib_votequorum_getinfo::qdevice_votes
unsigned int qdevice_votes
Definition ipc_votequorum.h:199
res_lib_votequorum_getinfo::flags
unsigned int flags
Definition ipc_votequorum.h:198
res_lib_votequorum_nodelist_notification
Definition ipc_votequorum.h:222
res_lib_votequorum_nodelist_notification::__attribute__
mar_uint32_t node_list[] __attribute__((aligned(8)))
res_lib_votequorum_nodelist_notification::__attribute__
mar_uint32_t node_list_entries __attribute__((aligned(8)))
res_lib_votequorum_nodelist_notification::__attribute__
mar_uint64_t context __attribute__((aligned(8)))
res_lib_votequorum_quorum_notification
The res_lib_votequorum_quorum_notification struct.
Definition ipc_votequorum.h:214
res_lib_votequorum_quorum_notification::__attribute__
mar_uint32_t node_list_entries __attribute__((aligned(8)))
res_lib_votequorum_quorum_notification::__attribute__
mar_uint32_t quorate __attribute__((aligned(8)))
res_lib_votequorum_quorum_notification::__attribute__
mar_uint64_t context __attribute__((aligned(8)))
res_lib_votequorum_status
The res_lib_votequorum_status struct.
Definition ipc_votequorum.h:167
votequorum_node
The votequorum_node struct.
Definition ipc_votequorum.h:206
votequorum_node::nodeid
mar_uint32_t nodeid
Definition ipc_votequorum.h:207
votequorum_node::state
mar_uint32_t state
Definition ipc_votequorum.h:208
votequorum_ring_id_t
The votequorum_ring_id_t struct.
Definition include/corosync/votequorum.h:99
__attribute__
typedef __attribute__
ring_id
struct memb_ring_id ring_id
Definition totemsrp.c:4
header
struct totem_message_header header
Definition totemsrp.c:0