const char *
get_node_uuid(uint32_t id, const char *uname)
{
char *uuid = NULL;
enum cluster_type_e type = get_cluster_type();
if (crm_uuid_cache == NULL) {
crm_uuid_cache = g_hash_table_new_full(crm_str_hash, g_str_equal,
g_hash_destroy_str, g_hash_destroy_str);
}
/* avoid blocking heartbeat calls where possible */
if (uname) {
uuid = g_hash_table_lookup(crm_uuid_cache, uname);
}
if (uuid != NULL) {
return uuid;
}
switch (type) {
case pcmk_cluster_corosync:
uuid = get_corosync_uuid(id, uname);
break;
case pcmk_cluster_cman:
case pcmk_cluster_classic_ais:
if (uname) {
uuid = strdup(uname);
}
break;
case pcmk_cluster_heartbeat:
uuid = get_heartbeat_uuid(id, uname);
break;
case pcmk_cluster_unknown:
case pcmk_cluster_invalid:
crm_err("Unsupported cluster type");
break;
}
if (uuid == NULL) {
return NULL;
}
if (uname) {
g_hash_table_insert(crm_uuid_cache, strdup(uname), uuid);
return g_hash_table_lookup(crm_uuid_cache, uname);
}
/* Memory leak! */
CRM_LOG_ASSERT(uuid != NULL);
return uuid;
}
const char *
crm_peer_uuid(crm_node_t *peer)
{
char *uuid = NULL;
enum cluster_type_e type = get_cluster_type();
/* avoid blocking heartbeat calls where possible */
if(peer == NULL) {
return NULL;
} else if (peer->uuid) {
return peer->uuid;
}
switch (type) {
case pcmk_cluster_corosync:
uuid = get_corosync_uuid(peer);
break;
case pcmk_cluster_cman:
case pcmk_cluster_classic_ais:
if (peer->uname) {
uuid = strdup(peer->uname);
}
break;
case pcmk_cluster_heartbeat:
uuid = get_heartbeat_uuid(peer->uname);
break;
case pcmk_cluster_unknown:
case pcmk_cluster_invalid:
crm_err("Unsupported cluster type");
break;
}
peer->uuid = uuid;
return peer->uuid;
}