int
write_local_hb_uuid(const char *new_value)
{
int fd;
int rc = 0;
cl_uuid_t uuid;
char *buffer = strdup(new_value);
rc = cl_uuid_parse(buffer, &uuid);
if (rc != 0) {
fprintf(stderr, "Invalid ASCII UUID supplied: [%s]\n", new_value);
fprintf(stderr, "ASCII UUIDs must be of the form"
" XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX" " and contain only letters and digits\n");
return 5;
}
if ((fd = open(UUID_FILE, O_WRONLY | O_SYNC | O_CREAT, 0644)) < 0) {
cl_perror("Could not open %s", UUID_FILE);
return 6;
}
if (write(fd, uuid.uuid, UUID_LEN) != UUID_LEN) {
cl_perror("Could not write UUID to %s", UUID_FILE);
rc = 7;
}
if (close(fd) < 0) {
cl_perror("Could not close %s", UUID_FILE);
rc = 8;
}
return rc;
}
const char *
crm_peer_uname(const char *uuid)
{
GHashTableIter iter;
crm_node_t *node = NULL;
CRM_CHECK(uuid != NULL, return NULL);
/* remote nodes have the same uname and uuid */
if (g_hash_table_lookup(crm_remote_peer_cache, uuid)) {
return uuid;
}
/* avoid blocking calls where possible */
g_hash_table_iter_init(&iter, crm_peer_cache);
while (g_hash_table_iter_next(&iter, NULL, (gpointer *) &node)) {
if(node->uuid && strcasecmp(node->uuid, uuid) == 0) {
if(node->uname) {
return node->uname;
}
break;
}
}
#if SUPPORT_COROSYNC
if (is_openais_cluster()) {
if (uname_is_uuid() == FALSE && is_corosync_cluster()) {
uint32_t id = crm_int_helper(uuid, NULL);
if(id != 0) {
node = crm_find_peer(id, NULL);
} else {
crm_err("Invalid node id: %s", uuid);
}
} else {
node = crm_find_peer(0, uuid);
}
if (node) {
crm_info("Setting uuid for node %s[%u] to '%s'", node->uname, node->id, uuid);
node->uuid = strdup(uuid);
if(node->uname) {
return node->uname;
}
}
return NULL;
}
#endif
#if SUPPORT_HEARTBEAT
if (is_heartbeat_cluster()) {
if (heartbeat_cluster != NULL) {
cl_uuid_t uuid_raw;
char *uuid_copy = strdup(uuid);
char *uname = malloc(MAX_NAME);
cl_uuid_parse(uuid_copy, &uuid_raw);
if (heartbeat_cluster->llc_ops->get_name_by_uuid(heartbeat_cluster, &uuid_raw, uname,
MAX_NAME) == HA_FAIL) {
crm_err("Could not calculate uname for %s", uuid);
} else {
node = crm_get_peer(0, uname);
}
free(uuid_copy);
free(uname);
}
if (node) {
crm_info("Setting uuid for node %s to '%s'", node->uname, uuid);
node->uuid = strdup(uuid);
if(node->uname) {
return node->uname;
}
}
return NULL;
}
#endif
return NULL;
}
