76 #include <sys/types.h>
81 #include <sys/socket.h>
84 #include <sys/resource.h>
86 #include <netinet/in.h>
87 #include <arpa/inet.h>
96 #include <semaphore.h>
99 #ifdef HAVE_LIBSYSTEMD
100 #include <systemd/sd-daemon.h>
103 #include <qb/qbdefs.h>
104 #include <qb/qblog.h>
105 #include <qb/qbloop.h>
106 #include <qb/qbutil.h>
107 #include <qb/qbipcs.h>
130 #ifdef HAVE_SMALL_MEMORY_FOOTPRINT
131 #define IPC_LOGSYS_SIZE 1024*64
133 #define IPC_LOGSYS_SIZE 8192*128
148 #define SERVER_BACKLOG 5
150 static int sched_priority = 0;
152 static unsigned int service_count = 32;
158 static int sync_in_process = 1;
160 static qb_loop_t *corosync_poll_handle;
166 static const char *corosync_lock_file =
LOCALSTATEDIR"/run/corosync.pid";
168 static char corosync_config_file[PATH_MAX + 1] =
COROSYSCONFDIR "/corosync.conf";
172 return (corosync_poll_handle);
180 int (*dispatch_fn) (
int fd,
184 return qb_loop_poll_add(handle, QB_LOOP_MED, fd, events, data,
190 return qb_loop_poll_del(handle, fd);
207 return (corosync_config_file);
210 static void corosync_blackbox_write_to_file (
void)
212 char fname[PATH_MAX];
213 char fdata_fname[PATH_MAX];
214 char time_str[PATH_MAX];
215 struct tm cur_time_tm;
219 cur_time_t = time(NULL);
220 localtime_r(&cur_time_t, &cur_time_tm);
222 strftime(time_str, PATH_MAX,
"%Y-%m-%dT%H:%M:%S", &cur_time_tm);
223 if (snprintf(fname, PATH_MAX,
"%s/fdata-%s-%lld",
226 (
long long int)getpid()) >= PATH_MAX) {
231 if ((res = qb_log_blackbox_write_to_file(fname)) < 0) {
235 snprintf(fdata_fname,
sizeof(fdata_fname),
"%s/fdata",
get_state_dir());
237 if (symlink(fname, fdata_fname) == -1) {
243 static void unlink_all_completed (
void)
246 qb_loop_stop (corosync_poll_handle);
255 static int32_t sig_diag_handler (
int num,
void *data)
261 static int32_t sig_exit_handler (
int num,
void *data)
268 static void sigsegv_handler (
int num)
270 (void)signal (num, SIG_DFL);
271 corosync_blackbox_write_to_file ();
276 #define LOCALHOST_IP inet_addr("127.0.0.1")
278 static void *corosync_group_handle;
285 static void serialize_lock (
void)
289 static void serialize_unlock (
void)
293 static void corosync_sync_completed (
void)
296 "Completed service synchronization, ready to provide service.");
306 #ifdef HAVE_LIBSYSTEMD
307 sd_notify (0,
"READY=1");
311 static int corosync_sync_callbacks_retrieve (
319 if (callbacks == NULL) {
334 static void member_object_joined (
unsigned int nodeid)
341 "runtime.members.%u.ip",
nodeid);
343 "runtime.members.%u.join_count",
nodeid);
345 "runtime.members.%u.status",
nodeid);
360 static void member_object_left (
unsigned int nodeid)
365 "runtime.members.%u.status",
nodeid);
372 static void confchg_fn (
374 const unsigned int *member_list,
size_t member_list_entries,
375 const unsigned int *left_list,
size_t left_list_entries,
376 const unsigned int *joined_list,
size_t joined_list_entries,
380 int abort_activate = 0;
382 if (sync_in_process == 1) {
389 for (i = 0; i < left_list_entries; i++) {
390 member_object_left (left_list[i]);
392 for (i = 0; i < joined_list_entries; i++) {
393 member_object_joined (joined_list[i]);
398 for (i = 0; i < service_count; i++) {
401 member_list, member_list_entries,
402 left_list, left_list_entries,
403 joined_list, joined_list_entries,
ring_id);
407 if (abort_activate) {
418 static void priv_drop (
void)
423 static void corosync_tty_detach (
void)
451 devnull = open(
"/dev/null", O_RDWR);
456 if (dup2(devnull, 0) < 0 || dup2(devnull, 1) < 0
457 || dup2(devnull, 2) < 0) {
464 static void corosync_mlockall (
void)
467 struct rlimit rlimit;
469 rlimit.rlim_cur = RLIM_INFINITY;
470 rlimit.rlim_max = RLIM_INFINITY;
472 #ifndef RLIMIT_MEMLOCK
473 #define RLIMIT_MEMLOCK RLIMIT_VMEM
479 "Could not increase RLIMIT_MEMLOCK, not locking memory");
483 res = mlockall (MCL_CURRENT | MCL_FUTURE);
486 "Could not lock memory of service to avoid page faults");
491 static void corosync_totem_stats_updater (
void *data)
494 uint32_t total_mtt_rx_token;
495 uint32_t total_backlog_calc;
496 uint32_t total_token_holdtime;
511 cstr =
"number of multicast sendmsg failures is above threshold";
515 cstr =
"totem is continuously in gather state";
519 "Totem is unable to form a cluster because of an "
520 "operating system or network fault (reason: %s). The most common "
521 "cause of this message is that the local firewall is "
522 "configured improperly.", cstr);
528 total_mtt_rx_token = 0;
529 total_token_holdtime = 0;
530 total_backlog_calc = 0;
562 corosync_totem_stats_updater,
563 &corosync_stats_timer_handle);
566 static void corosync_totem_stats_init (
void)
570 corosync_totem_stats_updater,
571 &corosync_stats_timer_handle);
574 static void deliver_fn (
577 unsigned int msg_len,
578 int endian_conversion_required)
580 const struct qb_ipc_request_header *
header;
586 if (endian_conversion_required) {
609 if (endian_conversion_required) {
610 assert(
corosync_service[service]->exec_engine[fn_id].exec_endian_convert_fn != NULL);
620 const struct iovec *iovec,
621 unsigned int iov_len,
624 const struct qb_ipc_request_header *req = iovec->iov_base;
628 service = req->id >> 16;
629 fn_id = req->id & 0xffff;
638 static void corosync_ring_id_create_or_load (
644 char filename[PATH_MAX];
646 snprintf (filename,
sizeof(filename),
"%s/ringid_%u",
648 fd = open (filename, O_RDONLY, 0700);
659 if ((fd == -1) || (res !=
sizeof (uint64_t))) {
662 fd = open (filename, O_CREAT|O_RDWR, 0700);
668 "Couldn't write ringid file '%s'", filename);
674 "Couldn't create ringid file '%s'", filename);
683 static void corosync_ring_id_store (
687 char filename[PATH_MAX];
691 snprintf (filename,
sizeof(filename),
"%s/ringid_%u",
694 fd = open (filename, O_WRONLY, 0700);
696 fd = open (filename, O_CREAT|O_RDWR, 0700);
718 static qb_loop_timer_handle recheck_the_q_level_timer;
734 unsigned int service,
737 void *sending_allowed_private_data)
741 struct iovec reserve_iovec;
742 struct qb_ipc_request_header *
header = (
struct qb_ipc_request_header *)msg;
745 reserve_iovec.iov_base = (
char *)
header;
746 reserve_iovec.iov_len =
header->size;
749 corosync_group_handle,
760 sending_allowed = QB_FALSE;
766 sending_allowed = QB_TRUE;
768 sending_allowed = QB_TRUE;
775 return -EHOSTUNREACH;
778 return (sending_allowed);
796 assert (source != NULL);
807 assert ((source != NULL) && (conn != NULL));
820 static void timer_function_scheduler_timeout (
void *data)
823 unsigned long long tv_current;
824 unsigned long long tv_diff;
825 uint64_t schedmiss_event_tstamp;
827 tv_current = qb_util_nano_current_get ();
829 if (timeout_data->
tv_prev == 0) {
833 timeout_data->
tv_prev = tv_current;
837 tv_diff = tv_current - timeout_data->
tv_prev;
838 timeout_data->
tv_prev = tv_current;
841 schedmiss_event_tstamp = qb_util_nano_from_epoch_get() / QB_TIME_NS_IN_MSEC;
844 "(threshold is %0.4f ms). Consider token timeout increase.",
845 schedmiss_event_tstamp,
846 (
float)tv_diff / QB_TIME_NS_IN_MSEC, (
float)timeout_data->
max_tv_diff / QB_TIME_NS_IN_MSEC);
855 qb_loop_timer_add (corosync_poll_handle,
859 timer_function_scheduler_timeout,
864 static int corosync_set_rr_scheduler (
void)
868 #if defined(HAVE_PTHREAD_SETSCHEDPARAM) && defined(HAVE_SCHED_GET_PRIORITY_MAX) && defined(HAVE_SCHED_SETSCHEDULER)
871 sched_priority = sched_get_priority_max (SCHED_RR);
872 if (sched_priority != -1) {
877 "Could not set SCHED_RR at priority %d",
881 #ifdef HAVE_QB_LOG_THREAD_PRIORITY_SET
882 qb_log_thread_priority_set (SCHED_OTHER, 0);
890 #ifdef HAVE_QB_LOG_THREAD_PRIORITY_SET
891 res = qb_log_thread_priority_set (SCHED_RR, sched_priority);
897 "Could not set logsys thread priority."
898 " Can't continue because of priority inversions.");
904 "Could not get maximum scheduler priority");
910 "The Platform is missing process priority setting features. Leaving at default.");
920 static const char *corosync_basename(
const char *file_name)
923 base = strrchr (file_name,
'/');
932 _logsys_log_printf(
int level,
int subsys,
933 const char *function_name,
934 const char *file_name,
940 _logsys_log_printf(
int level,
int subsys,
941 const
char *function_name,
942 const
char *file_name,
944 const
char *format, ...)
948 va_start(ap, format);
949 qb_log_from_external_source_va(function_name, corosync_basename(file_name),
950 format, level, file_line,
955 static void fplay_key_change_notify_fn (
957 const char *key_name,
962 if (strcmp(key_name,
"runtime.blackbox.dump_flight_data") == 0) {
963 fprintf(stderr,
"Writetofile\n");
964 corosync_blackbox_write_to_file ();
966 if (strcmp(key_name,
"runtime.blackbox.dump_state") == 0) {
967 fprintf(stderr,
"statefump\n");
972 static void corosync_fplay_control_init (
void)
981 fplay_key_change_notify_fn,
985 fplay_key_change_notify_fn,
989 static void force_gather_notify_fn(
991 const char *key_name,
1003 if (strcmp(key_name,
"runtime.force_gather") == 0) {
1012 static void corosync_force_gather_init (
void)
1020 force_gather_notify_fn,
1031 static void set_icmap_ro_keys_flag (
void)
1066 static void main_service_ready (
void)
1079 corosync_totem_stats_init ();
1080 corosync_fplay_control_init ();
1081 corosync_force_gather_init ();
1084 corosync_sync_callbacks_retrieve,
1085 corosync_sync_completed);
1088 static enum e_corosync_done corosync_flock (
const char *lockfile, pid_t pid)
1098 lf = open (lockfile, O_WRONLY | O_CREAT, 0640);
1105 lock.l_type = F_WRLCK;
1107 lock.l_whence = SEEK_SET;
1109 if (fcntl (lf, F_SETLK, &
lock) == -1) {
1129 if (ftruncate (lf, 0) == -1) {
1133 goto error_close_unlink;
1136 memset (pid_s, 0,
sizeof (pid_s));
1137 snprintf (pid_s,
sizeof (pid_s) - 1,
"%u\n", pid);
1140 if (write (lf, pid_s, strlen (pid_s)) != strlen (pid_s)) {
1141 if (errno == EINTR) {
1145 "Error was %s", strerror (errno));
1147 goto error_close_unlink;
1151 if ((fd_flag = fcntl (lf, F_GETFD, 0)) == -1) {
1153 "Error was %s", strerror (errno));
1155 goto error_close_unlink;
1157 fd_flag |= FD_CLOEXEC;
1158 if (fcntl (lf, F_SETFD, fd_flag) == -1) {
1160 "Error was %s", strerror (errno));
1162 goto error_close_unlink;
1175 static int corosync_move_to_root_cgroup(
void) {
1186 f = fopen(
"/sys/fs/cgroup/cpu/cpu.rt_runtime_us",
"rt");
1189 "system without cgroup or with disabled CONFIG_RT_GROUP_SCHED");
1196 f = fopen(
"/sys/fs/cgroup/cpu/tasks",
"w");
1203 if (fprintf(f,
"%jd\n", (intmax_t)getpid()) <= 0) {
1206 goto close_and_exit_res;
1210 if (fclose(f) != 0) {
1221 int main (
int argc,
char **argv,
char **envp)
1223 const char *error_string;
1226 int background, sched_rr, prio, testonly, move_to_root_cgroup;
1227 struct stat stat_out;
1229 uint64_t totem_config_warnings;
1234 int log_subsys_id_totem;
1241 while ((ch = getopt (argc, argv,
"c:ftv")) != EOF) {
1245 res = snprintf(corosync_config_file,
sizeof(corosync_config_file),
"%s", optarg);
1246 if (res >=
sizeof(corosync_config_file)) {
1247 fprintf (stderr,
"Config file path too long.\n");
1251 return EXIT_FAILURE;
1261 printf (
"Corosync Cluster Engine, version '%s'\n",
VERSION);
1262 printf (
"Copyright (c) 2006-2018 Red Hat, Inc.\n");
1264 return EXIT_SUCCESS;
1270 " -c : Corosync config file path.\n"\
1271 " -f : Start application in foreground.\n"\
1272 " -t : Test configuration and exit.\n"\
1273 " -v : Display version and SVN revision of Corosync and exit.\n");
1275 return EXIT_FAILURE;
1283 (void)signal (SIGSEGV, sigsegv_handler);
1284 (void)signal (SIGABRT, sigsegv_handler);
1285 #if MSG_NOSIGNAL != 0
1286 (void)signal (SIGPIPE, SIG_IGN);
1290 fprintf (stderr,
"Corosync Executive couldn't initialize configuration component.\n");
1291 syslog (
LOGSYS_LEVEL_ERROR,
"Corosync Executive couldn't initialize configuration component.");
1294 set_icmap_ro_keys_flag();
1307 fprintf (stderr,
"%s\n", error_string);
1313 fprintf (stderr,
"Corosync Executive couldn't initialize statistics component.\n");
1314 syslog (
LOGSYS_LEVEL_ERROR,
"Corosync Executive couldn't initialize statistics component.");
1328 fprintf(stderr,
"%s", error_string);
1342 "totemip.c,totemconfig.c,totemcrypto.c,totemsrp.c,"
1343 "totempg.c,totemudp.c,totemudpu.c,totemnet.c,totemknet.c");
1349 if ((res == -1) || (res == 0 && !S_ISDIR(stat_out.st_mode))) {
1357 "Please make sure it has correct context and rights.",
get_state_dir());
1381 "Nodelist one is going to be used.");
1384 if (totem_config_warnings != 0) {
1399 move_to_root_cgroup = 1;
1401 if (strcmp(tmp_str,
"yes") != 0) {
1402 move_to_root_cgroup = 0;
1411 if (move_to_root_cgroup) {
1412 (void)corosync_move_to_root_cgroup();
1417 if (strcmp(tmp_str,
"yes") != 0) {
1425 if (strcmp(tmp_str,
"max") == 0) {
1427 }
else if (strcmp(tmp_str,
"min") == 0) {
1432 tmpli = strtol(tmp_str, &ep, 10);
1433 if (errno != 0 || *ep !=
'\0' || tmpli > INT_MAX || tmpli < INT_MIN) {
1448 if (corosync_set_rr_scheduler () != 0) {
1456 if (setpriority(PRIO_PGRP, 0, prio) != 0) {
1458 "Could not set priority %d", prio);
1484 corosync_tty_detach ();
1495 corosync_mlockall ();
1497 corosync_poll_handle = qb_loop_create ();
1503 qb_loop_signal_add(corosync_poll_handle, QB_LOOP_LOW,
1504 SIGUSR2, NULL, sig_diag_handler, NULL);
1505 qb_loop_signal_add(corosync_poll_handle, QB_LOOP_HIGH,
1506 SIGINT, NULL, sig_exit_handler, NULL);
1507 qb_loop_signal_add(corosync_poll_handle, QB_LOOP_HIGH,
1508 SIGQUIT, NULL, sig_exit_handler, NULL);
1509 qb_loop_signal_add(corosync_poll_handle, QB_LOOP_HIGH,
1510 SIGTERM, NULL, sig_exit_handler, NULL);
1517 if ((flock_err = corosync_flock (corosync_lock_file, getpid ())) !=
COROSYNC_DONE_EXIT) {
1532 corosync_poll_handle,
1540 main_service_ready);
1543 &corosync_group_handle,
1548 corosync_group_handle,
1569 qb_loop_run (corosync_poll_handle);
1579 qb_loop_destroy (corosync_poll_handle);
1588 unlink (corosync_lock_file);
1592 return EXIT_SUCCESS;
struct corosync_api_v1 * apidef_get(void)
totem_configuration_type
The totem_configuration_type enum.
@ TOTEM_CONFIGURATION_REGULAR
@ TOTEM_CONFIGURATION_TRANSITIONAL
qb_loop_timer_handle corosync_timer_handle_t
corosync_timer_handle_t
@ CS_LIB_FLOW_CONTROL_NOT_REQUIRED
#define SERVICES_COUNT_MAX
#define MILLI_2_NANO_SECONDS
int coroparse_configparse(icmap_map_t config_map, const char **error_string)
#define CS_PRI_RING_ID_SEQ
int corosync_quorum_is_quorate(void)
#define corosync_exit_error(err)
@ COROSYNC_DONE_INIT_SERVICES
@ COROSYNC_DONE_ALREADY_RUNNING
@ COROSYNC_DONE_STORE_RINGID
@ COROSYNC_DONE_FATAL_ERR
@ COROSYNC_DONE_LOGCONFIGREAD
@ COROSYNC_DONE_STD_TO_NULL_REDIR
@ COROSYNC_DONE_MAINCONFIGREAD
@ COROSYNC_DONE_ACQUIRE_LOCK
@ COROSYNC_DONE_DIR_NOT_PRESENT
#define ICMAP_TRACK_MODIFY
cs_error_t icmap_set_ro_access(const char *key_name, int prefix, int ro_access)
Set read-only access for given key (key_name) or prefix, If prefix is set.
#define ICMAP_TRACK_DELETE
cs_error_t icmap_track_add(const char *key_name, int32_t track_type, icmap_notify_fn_t notify_fn, void *user_data, icmap_track_t *icmap_track)
Add tracking function for given key_name.
cs_error_t icmap_set_string(const char *key_name, const char *value)
cs_error_t icmap_inc(const char *key_name)
Increase stored value by one.
cs_error_t icmap_fast_inc(const char *key_name)
Increase stored value by one.
icmap_map_t icmap_get_global_map(void)
Return global icmap.
cs_error_t icmap_get(const char *key_name, void *value, size_t *value_len, icmap_value_types_t *type)
Retrieve value of key key_name and store it in user preallocated value pointer.
cs_error_t icmap_init(void)
Initialize global icmap.
#define ICMAP_KEYNAME_MAXLEN
Maximum length of key in icmap.
void icmap_fini(void)
Finalize global icmap.
cs_error_t icmap_set_uint32(const char *key_name, uint32_t value)
cs_error_t icmap_get_string(const char *key_name, char **str)
Shortcut for icmap_get for string type.
void cs_ipcs_sync_state_changed(int32_t sync_in_process)
int32_t cs_ipcs_q_level_get(void)
void cs_ipc_allow_connections(int32_t allow)
int corosync_log_config_read(cmap_handle_t cmap_h, const char *default_logfile, const char **error_string)
#define LOGSYS_LEVEL_ERROR
#define log_printf(level, format, args...)
void logsys_blackbox_prefork(void)
void logsys_system_fini(void)
logsys_system_fini
#define LOGSYS_LEVEL_INFO
#define LOGSYS_MODE_OUTPUT_STDERR
#define LOGSYS_LEVEL_NOTICE
void logsys_config_apply(void)
logsys_config_apply
#define LOGSYS_PERROR(err_num, level, fmt, args...)
The LOGSYS_PERROR macro.
int logsys_thread_start(void)
logsys_thread_start
#define LOGSYS_LEVEL_WARNING
int _logsys_subsys_create(const char *subsys, const char *filename)
_logsys_subsys_create
void logsys_blackbox_postfork(void)
#define LOGSYS_LEVEL_DEBUG
#define LOGSYS_MODE_OUTPUT_SYSLOG
#define LOGSYS_LEVEL_TRACE
void corosync_sending_allowed_release(void *sending_allowed_private_data)
LOGSYS_DECLARE_SYSTEM("corosync", LOGSYS_MODE_OUTPUT_STDERR|LOGSYS_MODE_OUTPUT_SYSLOG, LOG_DAEMON, LOG_EMERG)
void corosync_state_dump(void)
const char * corosync_get_config_file(void)
int cs_poll_dispatch_add(qb_loop_t *handle, int fd, int events, void *data, int(*dispatch_fn)(int fd, int revents, void *data))
struct sched_param global_sched_param
void message_source_set(mar_message_source_t *source, void *conn)
int main(int argc, char **argv, char **envp)
int main_mcast(const struct iovec *iovec, unsigned int iov_len, unsigned int guarantee)
void corosync_recheck_the_q_level(void *data)
int message_source_is_local(const mar_message_source_t *source)
qb_loop_t * cs_poll_handle_get(void)
LOGSYS_DECLARE_SUBSYS("MAIN")
int corosync_sending_allowed(unsigned int service, unsigned int id, const void *msg, void *sending_allowed_private_data)
int cs_poll_dispatch_delete(qb_loop_t *handle, int fd)
void corosync_shutdown_request(void)
void schedwrk_init(void(*serialize_lock_fn)(void), void(*serialize_unlock_fn)(void))
unsigned int corosync_service_defaults_link_and_init(struct corosync_api_v1 *corosync_api)
Load all of the default services.
void corosync_service_unlink_all(struct corosync_api_v1 *api, void(*unlink_all_complete)(void))
Unlink and exit all corosync services.
const char * service_stats_rx[SERVICES_COUNT_MAX][SERVICE_HANDLER_MAXIMUM_COUNT]
struct corosync_service_engine * corosync_service[SERVICES_COUNT_MAX]
const char * service_stats_tx[SERVICES_COUNT_MAX][SERVICE_HANDLER_MAXIMUM_COUNT]
void stats_add_schedmiss_event(uint64_t timestamp, float delay)
void stats_trigger_trackers()
cs_error_t stats_map_init(const struct corosync_api_v1 *corosync_api)
The corosync_api_v1 struct.
int(* timer_add_duration)(unsigned long long nanoseconds_in_future, void *data, void(*timer_nf)(void *data), corosync_timer_handle_t *handle)
void(* timer_delete)(corosync_timer_handle_t timer_handle)
const char *(* totem_ifaces_print)(unsigned int nodeid)
void *(* totem_get_stats)(void)
void(* exec_handler_fn)(const void *msg, unsigned int nodeid)
void(* exec_endian_convert_fn)(void *msg)
void(* sync_init)(const unsigned int *trans_list, size_t trans_list_entries, const unsigned int *member_list, size_t member_list_entries, const struct memb_ring_id *ring_id)
void(* sync_activate)(void)
void(* confchg_fn)(enum totem_configuration_type configuration_type, const unsigned int *member_list, size_t member_list_entries, const unsigned int *left_list, size_t left_list_entries, const unsigned int *joined_list, size_t joined_list_entries, const struct memb_ring_id *ring_id)
struct corosync_exec_handler * exec_engine
void(* exec_dump_fn)(void)
int(* sync_process)(void)
Structure passed as new_value and old_value in change callback.
The mar_message_source_t struct.
qb_loop_timer_handle handle
unsigned long long max_tv_diff
struct totem_config * totem_config
unsigned long long tv_prev
void(* sync_init)(const unsigned int *trans_list, size_t trans_list_entries, const unsigned int *member_list, size_t member_list_entries, const struct memb_ring_id *ring_id)
int(* sync_process)(void)
void(* sync_activate)(void)
unsigned int token_timeout
struct totem_logging_configuration totem_logging_configuration
void(* totem_memb_ring_id_create_or_load)(struct memb_ring_id *memb_ring_id, unsigned int nodeid)
void(* totem_memb_ring_id_store)(const struct memb_ring_id *memb_ring_id, unsigned int nodeid)
void(* log_printf)(int level, int subsys, const char *function_name, const char *file_name, int file_line, const char *format,...) __attribute__((format(printf
void(*) in log_level_security)
uint32_t continuous_gather
uint32_t avg_backlog_calc
uint32_t continuous_sendmsg_failures
totemsrp_token_stats_t token[TOTEM_TOKEN_STATS_MAX]
uint8_t firewall_enabled_or_nic_failure
uint32_t avg_token_workload
uint64_t time_since_token_last_received
#define swab32(x)
The swab32 macro.
int sync_init(int(*sync_callbacks_retrieve)(int service_id, struct sync_callbacks *callbacks), void(*synchronization_completed)(void))
void sync_save_transitional(const unsigned int *member_list, size_t member_list_entries, const struct memb_ring_id *ring_id)
void sync_start(const unsigned int *member_list, size_t member_list_entries, const struct memb_ring_id *ring_id)
#define MAX_NO_CONT_SENDMSG_FAILURES
#define MAX_NO_CONT_GATHER
Maximum number of continuous gather states.
int totem_config_read(struct totem_config *totem_config, const char **error_string, uint64_t *warnings)
int totem_config_validate(struct totem_config *totem_config, const char **error_string)
#define TOTEM_CONFIG_BINDNETADDR_NODELIST_SET
#define TOTEM_CONFIG_WARNING_MEMBERS_IGNORED
#define TOTEM_CONFIG_WARNING_MEMBERS_DEPRECATED
#define TOTEM_CONFIG_WARNING_TOTEM_NODEID_IGNORED
Totem Single Ring Protocol.
unsigned int totempg_my_nodeid_get(void)
void totempg_check_q_level(void *instance)
int totempg_groups_mcast_joined(void *instance, const struct iovec *iovec, unsigned int iov_len, int guarantee)
void totempg_trans_ack(void)
void totempg_force_gather(void)
int totempg_initialize(qb_loop_t *poll_handle, struct totem_config *totem_config)
Initialize the totem process groups abstraction.
int totempg_groups_joined_release(int msg_count)
void totempg_service_ready_register(void(*totem_service_ready)(void))
int totempg_groups_joined_reserve(void *instance, const struct iovec *iovec, unsigned int iov_len)
int totempg_groups_join(void *instance, const struct totempg_group *groups, size_t group_cnt)
void totempg_finalize(void)
int totempg_groups_initialize(void **instance, void(*deliver_fn)(unsigned int nodeid, const void *msg, unsigned int msg_len, int endian_conversion_required), void(*confchg_fn)(enum totem_configuration_type configuration_type, const unsigned int *member_list, size_t member_list_entries, const unsigned int *left_list, size_t left_list_entries, const unsigned int *joined_list, size_t joined_list_entries, const struct memb_ring_id *ring_id))
Initialize a groups instance.
struct memb_ring_id ring_id
struct totem_message_header header
Totem Single Ring Protocol.
#define TOTEM_TOKEN_STATS_MAX
const char * get_state_dir(void)