// The error application
func getErrorApp(w http.ResponseWriter, r *http.Request) {
var username string = "thoth"
var password string = "thoth"
// Connect to InfluxDB
c, _ := client.NewHTTPClient(client.HTTPConfig{
Addr: thoth.InfluxdbApi,
Username: username,
Password: password,
})
// TODO: iterate to query for each app
queryRes, err := profil.QueryDB(c, fmt.Sprint("SELECT last(code5xx) FROM thoth"))
if err != nil {
log.Fatal(err)
}
errorNum5xx := queryRes[0].Series[0].Values[0][1]
fmt.Println(errorNum5xx)
// TODO: need to implement some algorithm searching error application
}
func main() {
// Connect InfluxDB
influxDB, err := client.NewHTTPClient(client.HTTPConfig{
Addr: thoth.InfluxdbApi,
Username: username,
Password: password,
})
if err != nil {
panic(err)
}
for {
// Get all user RC
RC := profil.GetUserRC()
RCLen := len(RC)
// Getting App Metric
for i := 0; i < RCLen; i++ {
replicas, err := profil.GetReplicas(RC[i].Namespace, RC[i].Name)
if err != nil {
panic(err)
}
fmt.Println(replicas)
// Check Resposne time & Label & Save WPI
var responseDay, response10Min float64
if responseDay, err = profil.GetProfilAvg(influxDB, RC[i].Namespace, RC[i].Name, "rtime", "1d"); err != nil {
panic(err)
log.Println(err)
}
if response10Min, err = profil.GetProfilAvg(influxDB, RC[i].Namespace, RC[i].Name, "rtime", "5m"); err != nil {
panic(err)
log.Println(err)
}
// Floor
responseDay = math.Floor(responseDay)
response10Min = math.Floor(response10Min)
fmt.Println("D", responseDay, " 10M", response10Min)
//metrics := profil.GetAppResource(RC[i].Namespace, RC[i].Name)
var cpu10Min float64
if cpu10Min, err = profil.GetProfilAvg(influxDB, RC[i].Namespace, RC[i].Name, "cpu", "5m"); err != nil {
panic(err)
log.Println(err)
}
fmt.Println("CPU ", cpu10Min)
qRepSpread, err := profil.QueryDB(influxDB, fmt.Sprint("SELECT spread(replicas) FROM "+RC[i].Namespace+" WHERE time > now() - 5m"))
if err != nil {
log.Fatal(err)
}
repSpread, err := strconv.ParseFloat(fmt.Sprint(qRepSpread[0].Series[0].Values[0][1]), 32)
if repSpread < 1 {
if cpu10Min > 70 {
//fmt.Println("Response check")
//if response10Min > responseDay { // TODO:Need to check WPI too
// Save WPI
fmt.Println("Scale+1")
//if err := profil.WriteRPI(influxDB, RC[i].Namespace, RC[i].Name, metrics.Request, replicas); err != nil {
// panic(err)
// log.Println(err)
//}
// Scale +1
// TODO: Limit
if replicas < 10 {
if _, err := thoth.ScaleOutViaCli(replicas+1, RC[i].Namespace, RC[i].Name); err != nil {
panic(err)
}
}
// }
} else if replicas > 1 {
// = rpi/replicas
//var rpiMax float64
//if rpiMax, err = profil.GetAvgRPI(influxDB, RC[i].Namespace, RC[i].Name); err != nil {
// rpiMax = -1
// TODO:Handler
//panic(err)
//}
//fmt.Println("WPI", rpiMax)
//if rpiMax > 0 {
// minReplicas := int(metrics.Request / int64(rpiMax)) // TODO: Ceil?
// if minReplicas < replicas {
// Scale -1
fmt.Println("Scale-1")
if _, err := thoth.ScaleOutViaCli(replicas-1, RC[i].Namespace, RC[i].Name); err != nil {
panic(err)
}
// }
//}
}
}
}
// -----Prediction-----
// Normalize
// Run (Predict)
// Label
//runFann()
//-----------
fmt.Println("Sleep TODO:Change to 5 Min")
time.Sleep(1 * time.Minute)
}
}