crm_node_t *crm_get_peer(unsigned int id, const char *uname)
{
crm_node_t *node = NULL;
if(uname != NULL) {
node = g_hash_table_lookup(crm_peer_cache, uname);
}
if(node == NULL && id > 0) {
node = g_hash_table_lookup(crm_peer_id_cache, GUINT_TO_POINTER(id));
if(node && node->uname && uname) {
crm_crit("Node %s and %s share the same cluster node id '%u'!",
node->uname, uname, id);
/* NOTE: Calling crm_new_peer() means the entry in
* crm_peer_id_cache will point to the new entity
*/
/* TODO: Replace the old uname instead? */
node = crm_new_peer(id, uname);
CRM_ASSERT(node->uname != NULL);
}
}
if(node && uname && node->uname == NULL) {
node->uname = crm_strdup(uname);
crm_info("Node %u is now known as %s", id, uname);
g_hash_table_insert(crm_peer_cache, node->uname, node);
if(crm_status_callback) {
crm_status_callback(crm_status_uname, node, NULL);
}
}
if(node && id > 0 && id != node->id) {
g_hash_table_remove(crm_peer_id_cache, GUINT_TO_POINTER(node->id));
g_hash_table_insert(crm_peer_id_cache, GUINT_TO_POINTER(id), node);
node->id = id;
crm_info("Node %s now has id: %u", crm_str(uname), id);
}
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;
}
crm_node_t *crm_update_peer(
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 state_changed = FALSE;
gboolean addr_changed = FALSE;
gboolean procs_changed = FALSE;
gboolean votes_changed = FALSE;
crm_node_t *node = NULL;
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) {
node = crm_new_peer(id, uname);
/* do it now so we don't get '(new)' everywhere */
node->votes = votes;
node->processes = children;
if(addr) {
node->addr = crm_strdup(addr);
}
}
if(votes > 0 && node->votes != votes) {
votes_changed = TRUE;
node->votes = votes;
}
if(node->uuid == NULL) {
if(uuid != NULL) {
node->uuid = crm_strdup(uuid);
} else if(node->uname != NULL && is_openais_cluster()) {
node->uuid = crm_strdup(node->uname);
}
}
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 = crm_strdup(state);
state_changed = TRUE;
if(crm_status_callback) {
crm_status_callback(crm_status_nstate, node, last);
}
crm_free(last);
}
if(seen != 0 && crm_is_member_active(node)) {
node->last_seen = seen;
}
if(addr != NULL) {
if(node->addr == NULL || crm_str_eq(node->addr, addr, FALSE) == FALSE) {
addr_changed = TRUE;
crm_free(node->addr);
node->addr = crm_strdup(addr);
}
}
if(state_changed || addr_changed || votes_changed || procs_changed) {
crm_info("Node %s: id=%u state=%s%s addr=%s%s votes=%d%s born="U64T" seen="U64T" proc=%.32x%s",
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)":""
);
}
return node;
}
