/*
* @return a node, or NULL. if NULL, this mom should talk to pbs_server
*/
node_comm_t *update_current_path(
mom_hierarchy_t *nt)
{
/* check to make sure we're initialized */
if (nt->paths.size() == 0)
return(NULL);
/* if we haven't picked a path, update */
if ((nt->current_level < 0) ||
(nt->current_path < 0) ||
(nt->current_node < 0))
return(force_path_update(nt));
mom_levels &levels = nt->paths.at(nt->current_path);
mom_nodes &node_comm_entries = levels.at(nt->current_level);
node_comm_t &nc = node_comm_entries.at(nt->current_node);
if (nc.stream < 0)
return(force_path_update(nt));
else if ((nt->current_path != 0) ||
(nt->current_level != 0) ||
(nt->current_node != 0))
{
if ((time(NULL) - nc.mtime) > mom_hierarchy_retry_time)
{
close(nc.stream);
return(force_path_update(nt));
}
}
return(&nc);
} /* END update_current_path() */
/*
* @return a node, or NULL. if NULL, this mom should talk to pbs_server
*/
node_comm_t *update_current_path(
mom_hierarchy_t *nt)
{
resizable_array *levels;
resizable_array *node_comm_entries;
node_comm_t *nc;
/* check to make sure we're initialized */
if (nt->paths->num == 0)
return(NULL);
/* if we haven't picked a path, update */
if ((nt->current_level < 0) ||
(nt->current_path < 0) ||
(nt->current_node < 0))
return(force_path_update(nt));
levels = (resizable_array *)nt->paths->slots[nt->current_path+1].item;
node_comm_entries = (resizable_array *)levels->slots[nt->current_level+1].item;
nc = (node_comm_t *)node_comm_entries->slots[nt->current_node+1].item;
if (nc->stream < 0)
return(force_path_update(nt));
else if ((nt->current_path != 0) ||
(nt->current_level != 0) ||
(nt->current_node != 0))
{
if ((time(NULL) - nc->mtime) > mom_hierarchy_retry_time)
{
close(nc->stream);
return(force_path_update(nt));
}
}
return(nc);
} /* END update_current_path() */
