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;
}
gboolean
init_cs_connection_once(crm_cluster_t * cluster)
{
const char *uuid = NULL;
crm_node_t *peer = NULL;
enum cluster_type_e stack = get_cluster_type();
crm_peer_init();
/* Here we just initialize comms */
if (stack != pcmk_cluster_corosync) {
crm_err("Invalid cluster type: %s (%d)", name_for_cluster_type(stack), stack);
return FALSE;
}
if (cluster_connect_cpg(cluster) == FALSE) {
return FALSE;
}
crm_info("Connection to '%s': established", name_for_cluster_type(stack));
cluster->nodeid = get_local_nodeid(0);
if(cluster->nodeid == 0) {
crm_err("Could not establish local nodeid");
return FALSE;
}
cluster->uname = get_node_name(0);
if(cluster->uname == NULL) {
crm_err("Could not establish local node name");
return FALSE;
}
/* Ensure the local node always exists */
peer = crm_get_peer(cluster->nodeid, cluster->uname);
uuid = get_corosync_uuid(peer);
if(uuid) {
cluster->uuid = strdup(uuid);
}
return TRUE;
}
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;
}
crm_node_t *
crm_update_peer(const char *source, 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)
{
#if SUPPORT_PLUGIN
gboolean addr_changed = FALSE;
gboolean votes_changed = FALSE;
#endif
crm_node_t *node = NULL;
id = get_corosync_id(id, uuid);
node = crm_get_peer(id, uname);
CRM_ASSERT(node != NULL);
if (node->uuid == NULL) {
if (is_openais_cluster()) {
/* Yes, overrule whatever was passed in */
node->uuid = get_corosync_uuid(id, uname);
} else if (uuid != NULL) {
node->uuid = strdup(uuid);
}
}
if (children > 0) {
crm_update_peer_proc(source, node, children, state);
}
if (state != NULL) {
crm_update_peer_state(source, node, state, seen);
}
#if SUPPORT_HEARTBEAT
if (born != 0) {
node->born = born;
}
#endif
#if SUPPORT_PLUGIN
/* These were only used by the plugin */
if (born != 0) {
node->born = born;
}
if (votes > 0 && node->votes != votes) {
votes_changed = TRUE;
node->votes = votes;
}
if (addr != NULL) {
if (node->addr == NULL || crm_str_eq(node->addr, addr, FALSE) == FALSE) {
addr_changed = TRUE;
free(node->addr);
node->addr = strdup(addr);
}
}
if (addr_changed || votes_changed) {
crm_info("%s: Node %s: id=%u state=%s addr=%s%s votes=%d%s born=" U64T " seen=" U64T
" proc=%.32x", source, node->uname, node->id, node->state,
node->addr, addr_changed ? " (new)" : "", node->votes,
votes_changed ? " (new)" : "", node->born, node->last_seen, node->processes);
}
#endif
return node;
}
crm_node_t *
crm_update_peer(const char *source, 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)
{
gboolean addr_changed = FALSE;
gboolean state_changed = FALSE;
gboolean procs_changed = FALSE;
gboolean votes_changed = FALSE;
crm_node_t *node = NULL;
id = get_corosync_id(id, uuid);
CRM_CHECK(uname != NULL || id > 0, return NULL);
CRM_ASSERT(crm_peer_cache != NULL);
CRM_ASSERT(crm_peer_id_cache != NULL);
node = crm_get_peer(id, uname);
if (node == NULL) {
crm_trace("No node found for %d/%s", id, uname);
node = crm_new_peer(id, uname);
CRM_LOG_ASSERT(node != NULL);
if (node == NULL) {
crm_err("Insufficient information to create node %d/%s", id, uname);
return NULL;
}
/* do it now so we don't get '(new)' everywhere */
node->votes = votes;
node->processes = children;
if (addr) {
node->addr = strdup(addr);
}
}
if (votes > 0 && node->votes != votes) {
votes_changed = TRUE;
node->votes = votes;
}
if (node->uuid == NULL) {
if (is_openais_cluster()) {
/* Yes, overrule whatever was passed in */
node->uuid = get_corosync_uuid(id, uname);
} else if (uuid != NULL) {
node->uuid = strdup(uuid);
}
}
if (children > 0 && children != node->processes) {
uint32_t last = node->processes;
node->processes = children;
procs_changed = TRUE;
if (crm_status_callback) {
crm_status_callback(crm_status_processes, node, &last);
}
}
if (born != 0) {
node->born = born;
}
if (state != NULL && safe_str_neq(node->state, state)) {
char *last = node->state;
node->state = strdup(state);
state_changed = TRUE;
if (crm_status_callback) {
crm_status_callback(crm_status_nstate, node, last);
}
free(last);
}
if (seen != 0 && safe_str_eq(node->state, CRM_NODE_MEMBER)) {
node->last_seen = seen;
}
if (addr != NULL) {
if (node->addr == NULL || crm_str_eq(node->addr, addr, FALSE) == FALSE) {
addr_changed = TRUE;
free(node->addr);
node->addr = strdup(addr);
}
}
if (state_changed || addr_changed || votes_changed) {
do_crm_log_unlikely(state_changed?LOG_NOTICE:LOG_INFO,
"%s: Node %s: id=%u state=%s%s addr=%s%s votes=%d%s born=" U64T " seen=" U64T
" proc=%.32x%s", source, node->uname, node->id, node->state, state_changed ? " (new)" : "",
node->addr, addr_changed ? " (new)" : "", node->votes,
votes_changed ? " (new)" : "", node->born, node->last_seen, node->processes,
procs_changed ? " (new)" : "");
} else if (procs_changed) {
crm_debug("%s: Node %s: id=%u seen=" U64T
" proc=%.32x (new)", source, node->uname, node->id, node->last_seen, node->processes);
}
return node;
}
