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#include <config.h>
#include <sys/types.h>
#include <stdio.h>
#include <inttypes.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <corosync/corotypes.h>
#include <corosync/quorum.h>
static quorum_handle_t g_handle;
static void quorum_notification_fn(
quorum_handle_t handle,
uint32_t quorate,
struct quorum_ring_id ring_id,
uint32_t view_list_entries,
const uint32_t *view_list)
{
int i;
printf("quorum notification called \n");
printf(" quorate = %lu\n", (long unsigned int) quorate);
printf(" ring id = " CS_PRI_RING_ID "\n", ring_id.nodeid, ring_id.seq);
printf(" num nodes = %lu ", (long unsigned int) view_list_entries);
for (i=0; i<view_list_entries; i++) {
printf(" " CS_PRI_NODE_ID, view_list[i]);
}
printf("\n");
}
static void nodelist_notification_fn(
quorum_handle_t handle,
struct quorum_ring_id ring_id,
uint32_t member_list_entries, const uint32_t *member_list,
uint32_t joined_list_entries, const uint32_t *joined_list,
uint32_t left_list_entries, const uint32_t *left_list)
{
int i;
printf("nodelist notification called \n");
printf(" ring id = " CS_PRI_RING_ID "\n", ring_id.nodeid, ring_id.seq);
printf(" num members = %" PRIu32 " ", member_list_entries);
for (i=0; i<member_list_entries; i++) {
printf(" " CS_PRI_NODE_ID, member_list[i]);
}
printf("\n");
printf(" num joined members = %" PRIu32 " ", joined_list_entries);
for (i=0; i<joined_list_entries; i++) {
printf(" " CS_PRI_NODE_ID, joined_list[i]);
}
printf("\n");
printf(" num left members = %" PRIu32 " ", left_list_entries);
for (i=0; i<left_list_entries; i++) {
printf(" " CS_PRI_NODE_ID, left_list[i]);
}
printf("\n");
}
int main(int argc, char *argv[])
{
int quorate;
quorum_model_v1_data_t model_data;
uint32_t quorum_type;
int err;
memset(&model_data, 0, sizeof(model_data));
model_data.quorum_notify_fn = quorum_notification_fn;
model_data.nodelist_notify_fn = nodelist_notification_fn;
if ( (err=quorum_model_initialize (&g_handle, QUORUM_MODEL_V1,
(quorum_model_data_t *)&model_data, &quorum_type, NULL)) != CS_OK) {
fprintf(stderr, "quorum_initialize FAILED: %d\n", err);
exit(1);
}
if ( (err=quorum_trackstart(g_handle, CS_TRACK_CHANGES)) != CS_OK)
fprintf(stderr, "quorum_trackstart FAILED: %d\n", err);
if ( (err=quorum_getquorate(g_handle, &quorate)) != CS_OK)
fprintf(stderr, "quorum_getquorate FAILED: %d\n", err);
else {
printf("quorate %d\n", quorate);
}
printf("Waiting for quorum events, press ^C to finish\n");
printf("-------------------\n");
if (quorum_dispatch(g_handle, CS_DISPATCH_BLOCKING) != CS_OK) {
fprintf(stderr, "Error from quorum_dispatch\n");
return -1;
}
return 0;
}
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