func (self *MemoryMetricStorage) GetMetricByName(name string) (Metric, error) {
self.RLock()
defer self.RUnlock()
ring, found := self.rings[name]
if !found {
return nil, errors.New("Cannot find metric")
}
ring.RLock()
defer ring.RUnlock()
return ring.m, nil
}
func (self *MemoryMetricStorage) GetMetricsByHost(host_name string) ([]Metric, error) {
self.RLock()
defer self.RUnlock()
host_map, found := self.host_rings[host_name]
if !found {
return []Metric{}, nil
}
metrics := make([]Metric, len(host_map))
i := 0
for key := range host_map {
ring, _ := host_map[key]
ring.RLock()
metrics[i] = ring.m
ring.RUnlock()
i++
}
return metrics, nil
}