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Diffstat (limited to 'weed/topology/topology.go')
| -rw-r--r-- | weed/topology/topology.go | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/weed/topology/topology.go b/weed/topology/topology.go index e436b453a..be50eecdf 100644 --- a/weed/topology/topology.go +++ b/weed/topology/topology.go @@ -369,6 +369,19 @@ func (t *Topology) ListDataCenters() (dcs []string) { return dcs } +func (t *Topology) ListDCAndRacks() (dcs map[NodeId][]NodeId) { + t.RLock() + defer t.RUnlock() + dcs = make(map[NodeId][]NodeId) + for _, dcNode := range t.children { + dcNodeId := dcNode.(*DataCenter).Id() + for _, rackNode := range dcNode.Children() { + dcs[dcNodeId] = append(dcs[dcNodeId], rackNode.(*Rack).Id()) + } + } + return dcs +} + func (t *Topology) SyncDataNodeRegistration(volumes []*master_pb.VolumeInformationMessage, dn *DataNode) (newVolumes, deletedVolumes []storage.VolumeInfo) { // convert into in memory struct storage.VolumeInfo var volumeInfos []storage.VolumeInfo |