func setResources(totCpu int64, totMem string, usedCpu int64, usedMem string) {
totMemB, _ := utils.RAMInBytes(totMem)
usedMemB, _ := utils.RAMInBytes(usedMem)
resources.Memory.Total = totMemB
resources.Memory.Used = usedMemB
resources.CPU.Total = totCpu
resources.CPU.Used = usedCpu
}
func createMemory(memory string) int64 {
memInBytes, err := utils.RAMInBytes(memory)
if err != nil {
log.Debugln("Creating Host config: Memory limit not specified")
return 0
}
return memInBytes
}
func AvailableResourcesService(name string) float64 {
var err error
nodeCpu := resources.CPU.Total
nodeUsedCpu := resources.CPU.Used
nodeMem := resources.Memory.Total
nodeUsedMem := resources.Memory.Used
srv, _ := service.GetServiceByName(name)
srvCpu := srv.Docker.CPUnumber
log.WithFields(log.Fields{
"service": name,
"cpus": srvCpu,
}).Debugln("Service cpu resources")
var srvMem int64
if srv.Docker.Memory != "" {
srvMem, err = utils.RAMInBytes(srv.Docker.Memory)
if err != nil {
log.WithField("err", err).Warnln("Cannot convert service RAM in Bytes.")
return 0.0
}
} else {
srvMem = 0
}
if nodeCpu < int64(srvCpu) || nodeMem < int64(srvMem) {
return 0.0
}
if (nodeCpu-nodeUsedCpu) < int64(srvCpu) || (nodeMem-nodeUsedMem) < int64(srvMem) {
return 0.0
}
return 1.0
}