corosync  2.4.6
ipc_votequorum.h
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1 /*
2  * Copyright (c) 2009-2012 Red Hat, Inc.
3  *
4  * All rights reserved.
5  *
6  * Authors: Christine Caulfield (ccaulfie@redhat.com)
7  * Fabio M. Di Nitto (fdinitto@redhat.com)
8  *
9  * This software licensed under BSD license, the text of which follows:
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions are met:
13  *
14  * - Redistributions of source code must retain the above copyright notice,
15  * this list of conditions and the following disclaimer.
16  * - Redistributions in binary form must reproduce the above copyright notice,
17  * this list of conditions and the following disclaimer in the documentation
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19  * - Neither the name of the MontaVista Software, Inc. nor the names of its
20  * contributors may be used to endorse or promote products derived from this
21  * software without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTIBUTORS "AS IS"
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34  */
35 #ifndef IPC_VOTEQUORUM_H_DEFINED
36 #define IPC_VOTEQUORUM_H_DEFINED
37 
38 #include <corosync/mar_gen.h>
39 #define VOTEQUORUM_QDEVICE_NODEID 0
40 #define VOTEQUORUM_QDEVICE_MAX_NAME_LEN 255
41 #define VOTEQUORUM_QDEVICE_DEFAULT_TIMEOUT 10000
42 
57 };
58 
69 };
70 
77 };
78 
83  struct qb_ipc_request_header header __attribute__((aligned(8)));
85 };
86 
91  struct qb_ipc_request_header header __attribute__((aligned(8)));
93 };
94 
99  struct qb_ipc_request_header header __attribute__((aligned(8)));
102 };
103 
108  struct qb_ipc_request_header header __attribute__((aligned(8)));
111  struct mar_votequorum_ring_id ring_id __attribute__((aligned(8)));
112 };
113 
118  struct qb_ipc_request_header header __attribute__((aligned(8)));
120  unsigned int allow;
121 };
122 
127  struct qb_ipc_request_header header __attribute__((aligned(8)));
128  unsigned int votes;
129  int nodeid;
130 };
131 
136  struct qb_ipc_request_header header __attribute__((aligned(8)));
137  unsigned int expected_votes;
138 };
139 
144  struct qb_ipc_request_header header __attribute__((aligned(8)));
145  uint64_t context;
146  unsigned int track_flags;
147 };
148 
153  struct qb_ipc_request_header header __attribute__((aligned(8)));
154 };
155 
160  struct qb_ipc_request_header header __attribute__((aligned(8)));
161  int nodeid;
162 };
163 
168  struct qb_ipc_response_header header __attribute__((aligned(8)));
169 };
170 
171 #define VOTEQUORUM_INFO_TWONODE 1
172 #define VOTEQUORUM_INFO_QUORATE 2
173 #define VOTEQUORUM_INFO_WAIT_FOR_ALL 4
174 #define VOTEQUORUM_INFO_LAST_MAN_STANDING 8
175 #define VOTEQUORUM_INFO_AUTO_TIE_BREAKER 16
176 #define VOTEQUORUM_INFO_ALLOW_DOWNSCALE 32
177 #define VOTEQUORUM_INFO_QDEVICE_REGISTERED 64
178 #define VOTEQUORUM_INFO_QDEVICE_ALIVE 128
179 #define VOTEQUORUM_INFO_QDEVICE_CAST_VOTE 256
180 #define VOTEQUORUM_INFO_QDEVICE_MASTER_WINS 512
181 
182 #define VOTEQUORUM_NODESTATE_MEMBER 1
183 #define VOTEQUORUM_NODESTATE_DEAD 2
184 #define VOTEQUORUM_NODESTATE_LEAVING 3
185 
190  struct qb_ipc_response_header header __attribute__((aligned(8)));
191  unsigned int nodeid;
192  unsigned int state;
193  unsigned int votes;
194  unsigned int expected_votes;
195  unsigned int highest_expected;
196  unsigned int total_votes;
197  unsigned int quorum;
198  unsigned int flags;
199  unsigned int qdevice_votes;
201 };
202 
209 };
210 
215  struct qb_ipc_response_header header __attribute__((aligned(8)));
216  mar_uint32_t quorate __attribute__((aligned(8)));
217  mar_uint64_t context __attribute__((aligned(8)));
218  mar_uint32_t node_list_entries __attribute__((aligned(8)));
219  struct votequorum_node node_list[] __attribute__((aligned(8)));
220 };
221 
223  struct qb_ipc_response_header header __attribute__((aligned(8)));
224  mar_uint64_t context __attribute__((aligned(8)));
225  struct mar_votequorum_ring_id ring_id __attribute__((aligned(8)));
226  mar_uint32_t node_list_entries __attribute__((aligned(8)));
227  mar_uint32_t node_list[] __attribute__((aligned(8)));
228 };
229 
234  struct qb_ipc_response_header header __attribute__((aligned(8)));
235  mar_uint64_t context __attribute__((aligned(8)));
237 };
238 
244 static inline void marshall_from_mar_votequorum_ring_id (
245  votequorum_ring_id_t *dest,
246  const struct mar_votequorum_ring_id *src)
247 {
248  dest->nodeid = src->nodeid;
249  dest->seq = src->seq;
250 };
251 
257 static inline void marshall_to_mar_votequorum_ring_id (
258  struct mar_votequorum_ring_id *dest,
259  const votequorum_ring_id_t *src)
260 {
261  dest->nodeid = src->nodeid;
262  dest->seq = src->seq;
263 };
264 
265 #endif
char name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
char newname[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
mar_uint32_t state
req_votequorum_types
The req_votequorum_types enum.
The req_lib_votequorum_qdevice_master_wins struct.
struct qb_ipc_response_header header __attribute__((aligned(8)))
mar_uint32_t nodeid
char name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
char qdevice_name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
The req_lib_votequorum_qdevice_unregister struct.
The res_lib_votequorum_quorum_notification struct.
The res_lib_votequorum_status struct.
char name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
The req_lib_votequorum_general struct.
uint32_t expected_votes
struct qb_ipc_response_header header __attribute__((aligned(8)))
uint64_t mar_uint64_t
Definition: mar_gen.h:54
The req_lib_votequorum_getinfo struct.
char name[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
The req_lib_votequorum_qdevice_update struct.
The req_lib_votequorum_setvotes struct.
The req_lib_votequorum_setexpected struct.
uint32_t quorate
Definition: sam.c:134
The mar_votequorum_ring_id struct.
The res_lib_votequorum_expectedvotes_notification struct.
uint32_t mar_uint32_t
Definition: mar_gen.h:53
The req_lib_votequorum_qdevice_register struct.
struct qb_ipc_response_header header __attribute__((aligned(8)))
The votequorum_node struct.
The req_lib_votequorum_trackstart struct.
#define VOTEQUORUM_QDEVICE_MAX_NAME_LEN
The req_lib_votequorum_qdevice_poll struct.
char oldname[VOTEQUORUM_QDEVICE_MAX_NAME_LEN]
The votequorum_ring_id_t struct.
The res_lib_votequorum_getinfo struct.
res_votequorum_types
The res_votequorum_types enum.
struct memb_ring_id ring_id
Definition: totemsrp.c:64