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status.go
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status.go
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package judge
import (
"fmt"
"sync"
"github.com/toolkits/container/nmap"
ttime "github.com/toolkits/time"
)
// Nodata Status Cache
var (
statusLock = sync.RWMutex{}
StatusMap = nmap.NewSafeMap()
)
func LastTs(key string) int64 {
statusLock.RLock()
var ts int64 = 0
v, found := StatusMap.Get(key)
if !found {
statusLock.RUnlock()
return ts
}
ts = v.(*NodataStatus).Ts
statusLock.RUnlock()
return ts
}
func TurnOk(key string, ts int64) {
statusLock.Lock()
v, found := StatusMap.Get(key)
if !found {
// create new status
ns := NewNodataStatus(key, "OK", 0, ts)
StatusMap.Put(key, ns)
statusLock.Unlock()
return
}
// update status
ns := v.(*NodataStatus)
ns.Status = "OK"
ns.Cnt = 0
ns.Ts = ts
statusLock.Unlock()
return
}
func TurnNodata(key string, ts int64) {
statusLock.Lock()
v, found := StatusMap.Get(key)
if !found {
// create new status
ns := NewNodataStatus(key, "NODATA", 1, ts)
StatusMap.Put(key, ns)
statusLock.Unlock()
return
}
// update status
ns := v.(*NodataStatus)
ns.Status = "NODATA"
ns.Cnt += 1
ns.Ts = ts
statusLock.Unlock()
return
}
func GetNodataStatus(key string) *NodataStatus {
statusLock.RLock()
defer statusLock.RUnlock()
v, found := StatusMap.Get(key)
if !found {
return &NodataStatus{}
}
return v.(*NodataStatus)
}
func GetAllNodataStatus() []*NodataStatus {
statusLock.RLock()
defer statusLock.RUnlock()
ret := make([]*NodataStatus, 0)
keys := StatusMap.Keys()
for _, key := range keys {
if v, found := StatusMap.Get(key); found {
ret = append(ret, v.(*NodataStatus))
}
}
return ret
}
// Nodata Status Struct
type NodataStatus struct {
Key string
Status string // OK|NODATA
Cnt int
Ts int64
}
func NewNodataStatus(key string, status string, cnt int, ts int64) *NodataStatus {
return &NodataStatus{key, status, cnt, ts}
}
func (this *NodataStatus) String() string {
return fmt.Sprintf("NodataStatus key=%s status=%s cnt=%d ts=%d date=%s",
this.Key, this.Status, this.Cnt, this.Ts, ttime.FormatTs(this.Ts))
}