/usr/include/pacemaker/crm/common/cluster.h is in libcrmcommon2-dev 1.1.6-2ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 2004 Andrew Beekhof <andrew@beekhof.net>
*
* This program 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 2 of the License, or (at your option) any later version.
*
* This software 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 library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef CRM_COMMON_CLUSTER__H
#define CRM_COMMON_CLUSTER__H
#include <crm/common/xml.h>
#include <crm/common/msg.h>
#include <crm/common/util.h>
#include <crm/ais.h>
#if SUPPORT_HEARTBEAT
# include <heartbeat/hb_api.h>
# include <ocf/oc_event.h>
#endif
extern gboolean crm_have_quorum;
extern GHashTable *crm_peer_cache;
extern GHashTable *crm_peer_id_cache;
extern unsigned long long crm_peer_seq;
extern void crm_peer_init(void);
extern void crm_peer_destroy(void);
extern gboolean crm_cluster_connect(
char **our_uname, char **our_uuid, void *dispatch, void *destroy,
#if SUPPORT_HEARTBEAT
ll_cluster_t **hb_conn
#else
void **unused
#endif
);
extern gboolean init_cman_connection(
gboolean (*dispatch)(unsigned long long, gboolean), void (*destroy)(gpointer));
extern gboolean init_quorum_connection(
gboolean (*dispatch)(unsigned long long, gboolean), void (*destroy)(gpointer));
extern gboolean send_cluster_message(
const char *node, enum crm_ais_msg_types service, xmlNode *data, gboolean ordered);
extern void destroy_crm_node(gpointer data);
extern crm_node_t *crm_get_peer(unsigned int id, const char *uname);
extern crm_node_t *crm_update_ais_node(xmlNode *member, long long seq);
extern crm_node_t *crm_update_cman_node(xmlNode *member, long long seq);
extern void crm_update_peer_proc(
const char *uname, uint32_t flag, const char *status);
extern crm_node_t *crm_update_peer(
unsigned int id, uint64_t born, uint64_t seen, int32_t votes, uint32_t children,
const char *uuid, const char *uname, const char *addr, const char *state);
extern gboolean crm_is_member_active(const crm_node_t *node);
extern gboolean crm_is_full_member(const crm_node_t *node);
extern guint crm_active_members(void);
extern guint reap_crm_member(uint32_t id);
extern guint crm_active_members(void);
extern guint crm_active_peers(uint32_t peer);
extern gboolean crm_calculate_quorum(void);
extern int crm_terminate_member(int nodeid, const char *uname, IPC_Channel *cluster);
extern int crm_terminate_member_no_mainloop(int nodeid, const char *uname, int *connection);
extern gboolean crm_get_cluster_name(char **cname);
#if SUPPORT_HEARTBEAT
extern gboolean ccm_have_quorum(oc_ed_t event);
extern const char *ccm_event_name(oc_ed_t event);
extern crm_node_t *crm_update_ccm_node(
const oc_ev_membership_t *oc, int offset, const char *state, uint64_t seq);
#endif
#if SUPPORT_COROSYNC
extern int ais_fd_sync;
extern GFDSource *ais_source;
extern gboolean send_ais_text(
int class, const char *data, gboolean local,
const char *node, enum crm_ais_msg_types dest);
extern gboolean get_ais_nodeid(uint32_t *id, char **uname);
extern gboolean ais_dispatch(int sender, gpointer user_data);
#endif
extern void empty_uuid_cache(void);
extern const char *get_uuid(const char *uname);
extern const char *get_uname(const char *uuid);
extern void set_uuid(xmlNode *node, const char *attr, const char *uname);
extern void unget_uuid(const char *uname);
enum crm_status_type
{
crm_status_uname,
crm_status_nstate,
crm_status_processes,
};
enum crm_ais_msg_types text2msg_type(const char *text);
extern void crm_set_status_callback(
void (*dispatch)(enum crm_status_type, crm_node_t*, const void*));
/* *INDENT-OFF* */
enum cluster_type_e
{
pcmk_cluster_unknown = 0x0001,
pcmk_cluster_invalid = 0x0002,
pcmk_cluster_heartbeat = 0x0004,
pcmk_cluster_classic_ais = 0x0010,
pcmk_cluster_corosync = 0x0020,
pcmk_cluster_cman = 0x0040,
};
/* *INDENT-ON* */
extern enum cluster_type_e get_cluster_type(void);
extern const char *name_for_cluster_type(enum cluster_type_e type);
extern gboolean is_corosync_cluster(void);
extern gboolean is_cman_cluster(void);
extern gboolean is_openais_cluster(void);
extern gboolean is_classic_ais_cluster(void);
extern gboolean is_heartbeat_cluster(void);
#endif
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