seaweedfs/weed/topology/rack.go

66 lines
1.3 KiB
Go
Raw Normal View History

2012-08-24 03:56:09 +00:00
package topology
import (
"strconv"
"time"
)
2012-08-24 03:56:09 +00:00
type Rack struct {
NodeImpl
2012-08-24 03:56:09 +00:00
}
2012-08-31 08:35:11 +00:00
func NewRack(id string) *Rack {
2012-08-31 08:35:11 +00:00
r := &Rack{}
r.id = NodeId(id)
r.nodeType = "Rack"
r.children = make(map[NodeId]Node)
r.NodeImpl.value = r
2012-08-31 08:35:11 +00:00
return r
}
2012-09-14 08:17:13 +00:00
func (r *Rack) FindDataNode(ip string, port int) *DataNode {
2013-01-17 08:56:56 +00:00
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, maxVolumeCount int) *DataNode {
for _, c := range r.Children() {
dn := c.(*DataNode)
if dn.MatchLocation(ip, port) {
dn.LastSeen = time.Now().Unix()
2012-09-18 21:05:12 +00:00
if dn.Dead {
dn.Dead = false
r.GetTopology().chanRecoveredDataNodes <- dn
dn.UpAdjustMaxVolumeCountDelta(maxVolumeCount - dn.maxVolumeCount)
2012-09-18 21:05:12 +00:00
}
return dn
}
}
dn := NewDataNode(ip + ":" + strconv.Itoa(port))
dn.Ip = ip
dn.Port = port
dn.PublicUrl = publicUrl
dn.maxVolumeCount = maxVolumeCount
dn.LastSeen = time.Now().Unix()
r.LinkChildNode(dn)
return dn
2012-09-14 08:17:13 +00:00
}
2015-03-10 07:20:31 +00:00
func (r *Rack) ToMap() interface{} {
m := make(map[string]interface{})
2015-03-10 07:20:31 +00:00
m["Id"] = r.Id()
m["Max"] = r.GetMaxVolumeCount()
m["Free"] = r.FreeSpace()
var dns []interface{}
2015-03-10 07:20:31 +00:00
for _, c := range r.Children() {
dn := c.(*DataNode)
dns = append(dns, dn.ToMap())
}
m["DataNodes"] = dns
return m
}