// GetClusterStat returns statistics about the cluster associated with the
// connection.
func (c *Conn) GetClusterStats() (stat ClusterStat, err error) {
c_stat := C.struct_rados_cluster_stat_t{}
ret := C.rados_cluster_stat(c.cluster, &c_stat)
if ret < 0 {
return ClusterStat{}, RadosError(int(ret))
} else {
return ClusterStat{
Kb: uint64(c_stat.kb),
Kb_used: uint64(c_stat.kb_used),
Kb_avail: uint64(c_stat.kb_avail),
Num_objects: uint64(c_stat.num_objects),
}, nil
}
}
// Stat retrieves the current cluster statistics and stores them in
// the Rados structure.
func (r *Rados) Stat() error {
var cstat C.struct_rados_cluster_stat_t
if cerr := C.rados_cluster_stat(r.rados, &cstat); cerr < 0 {
return radosReturnCodeError(cerr)
}
r.size = uint64(cstat.kb)
r.used = uint64(cstat.kb_used)
r.avail = uint64(cstat.kb_avail)
r.nObjects = uint64(cstat.num_objects)
return nil
}
// Stat retrieves the current cluster statistics and stores them in
// the Rados structure.
func (r *Rados) Stat() error {
var cstat C.struct_rados_cluster_stat_t
if cerr := C.rados_cluster_stat(r.rados, &cstat); cerr < 0 {
return fmt.Errorf("RADOS cluster stat: %s", strerror(cerr))
}
r.size = uint64(cstat.kb)
r.used = uint64(cstat.kb_used)
r.avail = uint64(cstat.kb_avail)
r.nObjects = uint64(cstat.num_objects)
return nil
}
// Status returns the ClusterStatus
func (cluster *Cluster) Status() (*ClusterStatus, error) {
var clusterStat C.struct_rados_cluster_stat_t
ret := C.rados_cluster_stat(cluster.handle, &clusterStat)
if err := toRadosError(ret); err != nil {
err.Message = "Unable to get cluster status."
return nil, err
}
status := &ClusterStatus{
Total: uint64(clusterStat.kb),
Used: uint64(clusterStat.kb_used),
Free: uint64(clusterStat.kb_avail),
Objects: uint64(clusterStat.num_objects),
}
return status, nil
}