mirror of
https://github.com/chrislusf/seaweedfs
synced 2024-08-26 19:50:49 +02:00
271 lines
6.9 KiB
Go
271 lines
6.9 KiB
Go
package topology
|
|
|
|
import (
|
|
"fmt"
|
|
"github.com/chrislusf/seaweedfs/weed/storage/types"
|
|
"github.com/chrislusf/seaweedfs/weed/util"
|
|
"sync"
|
|
|
|
"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
|
|
"github.com/chrislusf/seaweedfs/weed/storage/erasure_coding"
|
|
"github.com/chrislusf/seaweedfs/weed/storage/needle"
|
|
|
|
"github.com/chrislusf/seaweedfs/weed/storage"
|
|
)
|
|
|
|
type Disk struct {
|
|
NodeImpl
|
|
volumes map[needle.VolumeId]storage.VolumeInfo
|
|
ecShards map[needle.VolumeId]*erasure_coding.EcVolumeInfo
|
|
ecShardsLock sync.RWMutex
|
|
}
|
|
|
|
func NewDisk(diskType string) *Disk {
|
|
s := &Disk{}
|
|
s.id = NodeId(diskType)
|
|
s.nodeType = "Disk"
|
|
s.diskUsages = newDiskUsages()
|
|
s.volumes = make(map[needle.VolumeId]storage.VolumeInfo, 2)
|
|
s.ecShards = make(map[needle.VolumeId]*erasure_coding.EcVolumeInfo, 2)
|
|
s.NodeImpl.value = s
|
|
return s
|
|
}
|
|
|
|
type DiskUsages struct {
|
|
sync.RWMutex
|
|
usages map[types.DiskType]*DiskUsageCounts
|
|
}
|
|
|
|
func newDiskUsages() *DiskUsages {
|
|
return &DiskUsages{
|
|
usages: make(map[types.DiskType]*DiskUsageCounts),
|
|
}
|
|
}
|
|
|
|
func (d *DiskUsages) negative() *DiskUsages {
|
|
d.RLock()
|
|
defer d.RUnlock()
|
|
t := newDiskUsages()
|
|
for diskType, b := range d.usages {
|
|
a := t.getOrCreateDisk(diskType)
|
|
a.volumeCount = -b.volumeCount
|
|
a.remoteVolumeCount = -b.remoteVolumeCount
|
|
a.activeVolumeCount = -b.activeVolumeCount
|
|
a.ecShardCount = -b.ecShardCount
|
|
a.maxVolumeCount = -b.maxVolumeCount
|
|
|
|
}
|
|
return t
|
|
}
|
|
|
|
func (d *DiskUsages) ToDiskInfo() map[string]*master_pb.DiskInfo {
|
|
ret := make(map[string]*master_pb.DiskInfo)
|
|
for diskType, diskUsageCounts := range d.usages {
|
|
m := &master_pb.DiskInfo{
|
|
VolumeCount: diskUsageCounts.volumeCount,
|
|
MaxVolumeCount: diskUsageCounts.maxVolumeCount,
|
|
FreeVolumeCount: diskUsageCounts.maxVolumeCount - diskUsageCounts.volumeCount,
|
|
ActiveVolumeCount: diskUsageCounts.activeVolumeCount,
|
|
RemoteVolumeCount: diskUsageCounts.remoteVolumeCount,
|
|
}
|
|
ret[string(diskType)] = m
|
|
}
|
|
return ret
|
|
}
|
|
|
|
func (d *DiskUsages) FreeSpace() (freeSpace int64) {
|
|
d.RLock()
|
|
defer d.RUnlock()
|
|
for _, diskUsage := range d.usages {
|
|
freeSpace += diskUsage.FreeSpace()
|
|
}
|
|
return
|
|
}
|
|
|
|
func (d *DiskUsages) GetMaxVolumeCount() (maxVolumeCount int64) {
|
|
d.RLock()
|
|
defer d.RUnlock()
|
|
for _, diskUsage := range d.usages {
|
|
maxVolumeCount += diskUsage.maxVolumeCount
|
|
}
|
|
return
|
|
}
|
|
|
|
type DiskUsageCounts struct {
|
|
volumeCount int64
|
|
remoteVolumeCount int64
|
|
activeVolumeCount int64
|
|
ecShardCount int64
|
|
maxVolumeCount int64
|
|
}
|
|
|
|
func (a *DiskUsageCounts) addDiskUsageCounts(b *DiskUsageCounts) {
|
|
a.volumeCount += b.volumeCount
|
|
a.remoteVolumeCount += b.remoteVolumeCount
|
|
a.activeVolumeCount += b.activeVolumeCount
|
|
a.ecShardCount += b.ecShardCount
|
|
a.maxVolumeCount += b.maxVolumeCount
|
|
}
|
|
|
|
func (a *DiskUsageCounts) FreeSpace() int64 {
|
|
freeVolumeSlotCount := a.maxVolumeCount + a.remoteVolumeCount - a.volumeCount
|
|
if a.ecShardCount > 0 {
|
|
freeVolumeSlotCount = freeVolumeSlotCount - a.ecShardCount/erasure_coding.DataShardsCount - 1
|
|
}
|
|
return freeVolumeSlotCount
|
|
}
|
|
|
|
func (a *DiskUsageCounts) minus(b *DiskUsageCounts) *DiskUsageCounts {
|
|
return &DiskUsageCounts{
|
|
volumeCount: a.volumeCount - b.volumeCount,
|
|
remoteVolumeCount: a.remoteVolumeCount - b.remoteVolumeCount,
|
|
activeVolumeCount: a.activeVolumeCount - b.activeVolumeCount,
|
|
ecShardCount: a.ecShardCount - b.ecShardCount,
|
|
maxVolumeCount: a.maxVolumeCount - b.maxVolumeCount,
|
|
}
|
|
}
|
|
|
|
func (du *DiskUsages) getOrCreateDisk(diskType types.DiskType) *DiskUsageCounts {
|
|
du.Lock()
|
|
defer du.Unlock()
|
|
t, found := du.usages[diskType]
|
|
if found {
|
|
return t
|
|
}
|
|
t = &DiskUsageCounts{}
|
|
du.usages[diskType] = t
|
|
return t
|
|
}
|
|
|
|
func (d *Disk) String() string {
|
|
d.RLock()
|
|
defer d.RUnlock()
|
|
return fmt.Sprintf("Disk:%s, volumes:%v, ecShards:%v", d.NodeImpl.String(), d.volumes, d.ecShards)
|
|
}
|
|
|
|
func (d *Disk) AddOrUpdateVolume(v storage.VolumeInfo) (isNew, isChangedRO bool) {
|
|
d.Lock()
|
|
defer d.Unlock()
|
|
return d.doAddOrUpdateVolume(v)
|
|
}
|
|
|
|
func (d *Disk) doAddOrUpdateVolume(v storage.VolumeInfo) (isNew, isChangedRO bool) {
|
|
deltaDiskUsages := newDiskUsages()
|
|
deltaDiskUsage := deltaDiskUsages.getOrCreateDisk(types.ToDiskType(v.DiskType))
|
|
if oldV, ok := d.volumes[v.Id]; !ok {
|
|
d.volumes[v.Id] = v
|
|
deltaDiskUsage.volumeCount = 1
|
|
if v.IsRemote() {
|
|
deltaDiskUsage.remoteVolumeCount = 1
|
|
}
|
|
if !v.ReadOnly {
|
|
deltaDiskUsage.activeVolumeCount = 1
|
|
}
|
|
d.UpAdjustMaxVolumeId(v.Id)
|
|
d.UpAdjustDiskUsageDelta(deltaDiskUsages)
|
|
isNew = true
|
|
} else {
|
|
if oldV.IsRemote() != v.IsRemote() {
|
|
if v.IsRemote() {
|
|
deltaDiskUsage.remoteVolumeCount = 1
|
|
}
|
|
if oldV.IsRemote() {
|
|
deltaDiskUsage.remoteVolumeCount = -1
|
|
}
|
|
d.UpAdjustDiskUsageDelta(deltaDiskUsages)
|
|
}
|
|
isChangedRO = d.volumes[v.Id].ReadOnly != v.ReadOnly
|
|
d.volumes[v.Id] = v
|
|
}
|
|
return
|
|
}
|
|
|
|
func (d *Disk) GetVolumes() (ret []storage.VolumeInfo) {
|
|
d.RLock()
|
|
for _, v := range d.volumes {
|
|
ret = append(ret, v)
|
|
}
|
|
d.RUnlock()
|
|
return ret
|
|
}
|
|
|
|
func (d *Disk) GetVolumesById(id needle.VolumeId) (storage.VolumeInfo, error) {
|
|
d.RLock()
|
|
defer d.RUnlock()
|
|
vInfo, ok := d.volumes[id]
|
|
if ok {
|
|
return vInfo, nil
|
|
} else {
|
|
return storage.VolumeInfo{}, fmt.Errorf("volumeInfo not found")
|
|
}
|
|
}
|
|
|
|
func (d *Disk) GetDataCenter() *DataCenter {
|
|
dn := d.Parent()
|
|
rack := dn.Parent()
|
|
dcNode := rack.Parent()
|
|
dcValue := dcNode.GetValue()
|
|
return dcValue.(*DataCenter)
|
|
}
|
|
|
|
func (d *Disk) GetRack() *Rack {
|
|
return d.Parent().Parent().(*NodeImpl).value.(*Rack)
|
|
}
|
|
|
|
func (d *Disk) GetTopology() *Topology {
|
|
p := d.Parent()
|
|
for p.Parent() != nil {
|
|
p = p.Parent()
|
|
}
|
|
t := p.(*Topology)
|
|
return t
|
|
}
|
|
|
|
func (d *Disk) ToMap() interface{} {
|
|
ret := make(map[string]interface{})
|
|
diskUsage := d.diskUsages.getOrCreateDisk(types.ToDiskType(string(d.Id())))
|
|
ret["Volumes"] = diskUsage.volumeCount
|
|
ret["VolumeIds"] = d.GetVolumeIds()
|
|
ret["EcShards"] = diskUsage.ecShardCount
|
|
ret["Max"] = diskUsage.maxVolumeCount
|
|
ret["Free"] = d.FreeSpace()
|
|
return ret
|
|
}
|
|
|
|
func (d *Disk) FreeSpace() int64 {
|
|
t := d.diskUsages.getOrCreateDisk(types.ToDiskType(string(d.Id())))
|
|
return t.FreeSpace()
|
|
}
|
|
|
|
func (d *Disk) ToDiskInfo() *master_pb.DiskInfo {
|
|
diskUsage := d.diskUsages.getOrCreateDisk(types.ToDiskType(string(d.Id())))
|
|
m := &master_pb.DiskInfo{
|
|
Type: string(d.Id()),
|
|
VolumeCount: diskUsage.volumeCount,
|
|
MaxVolumeCount: diskUsage.maxVolumeCount,
|
|
FreeVolumeCount: diskUsage.maxVolumeCount - diskUsage.volumeCount,
|
|
ActiveVolumeCount: diskUsage.activeVolumeCount,
|
|
RemoteVolumeCount: diskUsage.remoteVolumeCount,
|
|
}
|
|
for _, v := range d.GetVolumes() {
|
|
m.VolumeInfos = append(m.VolumeInfos, v.ToVolumeInformationMessage())
|
|
}
|
|
for _, ecv := range d.GetEcShards() {
|
|
m.EcShardInfos = append(m.EcShardInfos, ecv.ToVolumeEcShardInformationMessage())
|
|
}
|
|
return m
|
|
}
|
|
|
|
// GetVolumeIds returns the human readable volume ids limited to count of max 100.
|
|
func (d *Disk) GetVolumeIds() string {
|
|
d.RLock()
|
|
defer d.RUnlock()
|
|
ids := make([]int, 0, len(d.volumes))
|
|
|
|
for k := range d.volumes {
|
|
ids = append(ids, int(k))
|
|
}
|
|
|
|
return util.HumanReadableIntsMax(100, ids...)
|
|
}
|