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package topology
import (
"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
"github.com/chrislusf/seaweedfs/weed/storage/types"
"github.com/chrislusf/seaweedfs/weed/util"
"time"
)
type Rack struct {
NodeImpl
}
func NewRack(id string) *Rack {
r := &Rack{}
r.id = NodeId(id)
r.nodeType = "Rack"
r.diskUsages = newDiskUsages()
r.children = make(map[NodeId]Node)
r.NodeImpl.value = r
return r
}
func (r *Rack) FindDataNode(ip string, port int) *DataNode {
for _, c := range r.Children() {
dn := c.(*DataNode)
if dn.MatchLocation(ip, port) {
return dn
}
}
return nil
}
func (r *Rack) GetOrCreateDataNode(ip string, port int, publicUrl string, maxVolumeCounts map[string]uint32) *DataNode {
for _, c := range r.Children() {
dn := c.(*DataNode)
if dn.MatchLocation(ip, port) {
dn.LastSeen = time.Now().Unix()
return dn
}
}
dn := NewDataNode(util.JoinHostPort(ip, port))
dn.Ip = ip
dn.Port = port
dn.PublicUrl = publicUrl
dn.LastSeen = time.Now().Unix()
r.LinkChildNode(dn)
for diskType, maxVolumeCount := range maxVolumeCounts {
disk := NewDisk(diskType)
disk.diskUsages.getOrCreateDisk(types.ToDiskType(diskType)).maxVolumeCount = int64(maxVolumeCount)
dn.LinkChildNode(disk)
}
return dn
}
func (r *Rack) ToMap() interface{} {
m := make(map[string]interface{})
m["Id"] = r.Id()
var dns []interface{}
for _, c := range r.Children() {
dn := c.(*DataNode)
dns = append(dns, dn.ToMap())
}
m["DataNodes"] = dns
return m
}
func (r *Rack) ToRackInfo() *master_pb.RackInfo {
m := &master_pb.RackInfo{
Id: string(r.Id()),
DiskInfos: r.diskUsages.ToDiskInfo(),
}
for _, c := range r.Children() {
dn := c.(*DataNode)
m.DataNodeInfos = append(m.DataNodeInfos, dn.ToDataNodeInfo())
}
return m
}
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