use hdd instead of empty string

weed/server/master_grpc_server_volume.go

@@ -120,7 +120,7 @@ func (ms *MasterServer) Statistics(ctx context.Context, req *master_pb.Statistic
 		return nil, err
 	}
 
-	volumeLayout := ms.Topo.GetVolumeLayout(req.Collection, replicaPlacement, ttl, types.DiskType(req.DiskType))
+	volumeLayout := ms.Topo.GetVolumeLayout(req.Collection, replicaPlacement, ttl, types.ToDiskType(req.DiskType))
 	stats := volumeLayout.Stats()
 
 	totalSize := ms.Topo.GetDiskUsages().GetMaxVolumeCount() * int64(ms.option.VolumeSizeLimitMB) * 1024 * 1024

weed/server/volume_grpc_admin.go

@@ -41,7 +41,7 @@ func (vs *VolumeServer) AllocateVolume(ctx context.Context, req *volume_server_p
 		req.Ttl,
 		req.Preallocate,
 		req.MemoryMapMaxSizeMb,
-		types.DiskType(req.DiskType),
+		types.ToDiskType(req.DiskType),
 	)
 
 	if err != nil {

weed/server/volume_grpc_copy.go

@@ -59,7 +59,7 @@ func (vs *VolumeServer) VolumeCopy(ctx context.Context, req *volume_server_pb.Vo
 		if req.DiskType != "" {
 			diskType = req.DiskType
 		}
-		location := vs.store.FindFreeLocation(types.DiskType(diskType))
+		location := vs.store.FindFreeLocation(types.ToDiskType(diskType))
 		if location == nil {
 			return fmt.Errorf("no space left")
 		}

weed/shell/command_volume_server_evacuate.go

@@ -180,7 +180,7 @@ func moveAwayOneEcVolume(commandEnv *CommandEnv, ecShardInfo *master_pb.VolumeEc
 
 func moveAwayOneNormalVolume(commandEnv *CommandEnv, volumeReplicas map[uint32][]*VolumeReplica, vol *master_pb.VolumeInformationMessage, thisNode *Node, otherNodes []*Node, applyChange bool) (hasMoved bool, err error) {
 	sort.Slice(otherNodes, func(i, j int) bool {
-		return otherNodes[i].localVolumeRatio(capacityByMaxVolumeCount(types.DiskType(vol.DiskType))) < otherNodes[j].localVolumeRatio(capacityByMaxVolumeCount(types.DiskType(vol.DiskType)))
+		return otherNodes[i].localVolumeRatio(capacityByMaxVolumeCount(types.ToDiskType(vol.DiskType))) < otherNodes[j].localVolumeRatio(capacityByMaxVolumeCount(types.ToDiskType(vol.DiskType)))
 	})
 
 	for i := 0; i < len(otherNodes); i++ {

weed/shell/command_volume_tier_move.go

@@ -91,7 +91,7 @@ func collectVolumeIdsForTierChange(commandEnv *CommandEnv, sourceTier string, se
 	eachDataNode(resp.TopologyInfo, func(dc string, rack RackId, dn *master_pb.DataNodeInfo) {
 		for _, diskInfo := range dn.DiskInfos {
 			for _, v := range diskInfo.VolumeInfos {
-				if v.Collection == selectedCollection && v.ModifiedAtSecond+quietSeconds < nowUnixSeconds && types.DiskType(v.DiskType) == types.ToDiskType(sourceTier) {
+				if v.Collection == selectedCollection && v.ModifiedAtSecond+quietSeconds < nowUnixSeconds && types.ToDiskType(v.DiskType) == types.ToDiskType(sourceTier) {
 					if float64(v.Size) > fullPercentage/100*float64(resp.VolumeSizeLimitMb)*1024*1024 {
 						vidMap[v.Id] = true
 					}

weed/storage/types/volume_disk_type.go

@@ -7,7 +7,7 @@ import (
 type DiskType string
 
 const (
-	HardDriveType DiskType = ""
+	HardDriveType DiskType = "hdd"
 	SsdType                = "ssd"
 )
 

weed/topology/data_node.go

@@ -80,7 +80,7 @@ func (dn *DataNode) UpdateVolumes(actualVolumes []storage.VolumeInfo) (newVolume
 			deletedVolumes = append(deletedVolumes, v)
 
 			deltaDiskUsages := newDiskUsages()
-			deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.DiskType(v.DiskType))
+			deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.ToDiskType(v.DiskType))
 			deltaDiskUsage.volumeCount = -1
 			if v.IsRemote() {
 				deltaDiskUsage.remoteVolumeCount = -1
@@ -112,7 +112,7 @@ func (dn *DataNode) DeltaUpdateVolumes(newVolumes, deletedVolumes []storage.Volu
 		delete(disk.volumes, v.Id)
 
 		deltaDiskUsages := newDiskUsages()
-		deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.DiskType(v.DiskType))
+		deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.ToDiskType(v.DiskType))
 		deltaDiskUsage.volumeCount = -1
 		if v.IsRemote() {
 			deltaDiskUsage.remoteVolumeCount = -1
@@ -195,6 +195,7 @@ func (dn *DataNode) ToMap() interface{} {
 func (dn *DataNode) ToDataNodeInfo() *master_pb.DataNodeInfo {
 	m := &master_pb.DataNodeInfo{
 		Id:        string(dn.Id()),
+		DiskInfos: make(map[string]*master_pb.DiskInfo),
 	}
 	for _, c := range dn.Children() {
 		disk := c.(*Disk)

weed/topology/data_node_ec.go

@@ -31,7 +31,7 @@ func (dn *DataNode) UpdateEcShards(actualShards []*erasure_coding.EcVolumeInfo)
 
 		disk := dn.getOrCreateDisk(ecShards.DiskType)
 		deltaDiskUsages := newDiskUsages()
-		deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.DiskType(ecShards.DiskType))
+		deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.ToDiskType(ecShards.DiskType))
 
 		vid := ecShards.VolumeId
 		if actualEcShards, ok := actualEcShardMap[vid]; !ok {
@@ -60,7 +60,7 @@ func (dn *DataNode) UpdateEcShards(actualShards []*erasure_coding.EcVolumeInfo)
 
 		disk := dn.getOrCreateDisk(ecShards.DiskType)
 		deltaDiskUsages := newDiskUsages()
-		deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.DiskType(ecShards.DiskType))
+		deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.ToDiskType(ecShards.DiskType))
 
 		if dn.hasEcShards(ecShards.VolumeId) {
 			newShards = append(newShards, ecShards)

weed/topology/disk.go

@@ -63,7 +63,7 @@ func (d *DiskUsages) ToMap() interface{} {
 	defer d.RUnlock()
 	ret := make(map[string]interface{})
 	for diskType, diskUsage := range d.usages {
-		ret[types.DiskType(diskType).String()] = diskUsage.ToMap()
+		ret[diskType.String()] = diskUsage.ToMap()
 	}
 	return ret
 }
@@ -156,7 +156,7 @@ func (d *Disk) AddOrUpdateVolume(v storage.VolumeInfo) (isNew, isChangedRO bool)
 
 func (d *Disk) doAddOrUpdateVolume(v storage.VolumeInfo) (isNew, isChangedRO bool) {
 	deltaDiskUsages := newDiskUsages()
-	deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.DiskType(v.DiskType))
+	deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.ToDiskType(v.DiskType))
 	if oldV, ok := d.volumes[v.Id]; !ok {
 		d.volumes[v.Id] = v
 		deltaDiskUsage.volumeCount = 1
@@ -228,7 +228,7 @@ func (d *Disk) GetTopology() *Topology {
 
 func (d *Disk) ToMap() interface{} {
 	ret := make(map[string]interface{})
-	diskUsage := d.diskUsages.getOrCreateDisk(types.DiskType(d.Id()))
+	diskUsage := d.diskUsages.getOrCreateDisk(types.ToDiskType(string(d.Id())))
 	ret["Volumes"] = diskUsage.volumeCount
 	ret["VolumeIds"] = d.GetVolumeIds()
 	ret["EcShards"] = diskUsage.ecShardCount
@@ -238,12 +238,12 @@ func (d *Disk) ToMap() interface{} {
 }
 
 func (d *Disk) FreeSpace() int64 {
-	t := d.diskUsages.getOrCreateDisk(types.DiskType(d.Id()))
+	t := d.diskUsages.getOrCreateDisk(types.ToDiskType(string(d.Id())))
 	return t.FreeSpace()
 }
 
 func (d *Disk) ToDiskInfo() *master_pb.DiskInfo {
-	diskUsage := d.diskUsages.getOrCreateDisk(types.DiskType(d.Id()))
+	diskUsage := d.diskUsages.getOrCreateDisk(types.ToDiskType(string(d.Id())))
 	m := &master_pb.DiskInfo{
 		Type:              string(d.Id()),
 		VolumeCount:       uint64(diskUsage.volumeCount),

weed/topology/disk_ec.go

@@ -30,7 +30,7 @@ func (d *Disk) AddOrUpdateEcShard(s *erasure_coding.EcVolumeInfo) {
 	}
 
 	deltaDiskUsages := newDiskUsages()
-	deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.DiskType(d.Id()))
+	deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.ToDiskType(string(d.Id())))
 	deltaDiskUsage.ecShardCount = int64(delta)
 	d.UpAdjustDiskUsageDelta(deltaDiskUsages)
 
@@ -46,7 +46,7 @@ func (d *Disk) DeleteEcShard(s *erasure_coding.EcVolumeInfo) {
 		delta := existing.ShardBits.ShardIdCount() - oldCount
 
 		deltaDiskUsages := newDiskUsages()
-		deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.DiskType(d.Id()))
+		deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.ToDiskType(string(d.Id())))
 		deltaDiskUsage.ecShardCount = int64(delta)
 		d.UpAdjustDiskUsageDelta(deltaDiskUsages)
 

weed/topology/node.go

@@ -193,7 +193,7 @@ func (n *NodeImpl) AdjustMaxVolumeCounts(maxVolumeCounts map[string]uint32) {
 			// the volume server may have set the max to zero
 			continue
 		}
-		dt := types.DiskType(diskType)
+		dt := types.ToDiskType(diskType)
 		deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(dt)
 		currentDiskUsage := n.diskUsages.getOrCreateDisk(dt)
 		deltaDiskUsage.maxVolumeCount = int64(maxVolumeCount) - currentDiskUsage.maxVolumeCount

weed/topology/rack.go

@@ -46,7 +46,7 @@ func (r *Rack) GetOrCreateDataNode(ip string, port int, publicUrl string, maxVol
 	r.LinkChildNode(dn)
 	for diskType, maxVolumeCount := range maxVolumeCounts {
 		disk := NewDisk(diskType)
-		disk.diskUsages.getOrCreateDisk(types.DiskType(diskType)).maxVolumeCount = int64(maxVolumeCount)
+		disk.diskUsages.getOrCreateDisk(types.ToDiskType(diskType)).maxVolumeCount = int64(maxVolumeCount)
 		dn.LinkChildNode(disk)
 	}
 	return dn

weed/topology/topology_event_handling.go

@@ -52,7 +52,7 @@ func (t *Topology) SetVolumeCapacityFull(volumeInfo storage.VolumeInfo) bool {
 
 			disk := dn.getOrCreateDisk(volumeInfo.DiskType)
 			deltaDiskUsages := newDiskUsages()
-			deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.DiskType(volumeInfo.DiskType))
+			deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.ToDiskType(volumeInfo.DiskType))
 			deltaDiskUsage.activeVolumeCount = -1
 			disk.UpAdjustDiskUsageDelta(deltaDiskUsages)