package org.cloudbus.cloudsim.container.resourceAllocators;
import org.cloudbus.cloudsim.Log;
import org.cloudbus.cloudsim.container.core.ContainerHost;
import org.cloudbus.cloudsim.container.core.ContainerVm;
import org.cloudbus.cloudsim.core.CloudSim;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* Created by sareh on 14/07/15.
*/
public abstract class PowerContainerVmAllocationAbstract extends ContainerVmAllocationPolicy{
/** The vm table. */
private final Map<String, ContainerHost> vmTable = new HashMap<String, ContainerHost>();
/**
* Instantiates a new power vm allocation policy abstract.
*
* @param list the list
*/
public PowerContainerVmAllocationAbstract(List<? extends ContainerHost> list) {
super(list);
}
/*
* (non-Javadoc)
* @see org.cloudbus.cloudsim.VmAllocationPolicy#allocateHostForVm(org.cloudbus.cloudsim.Vm)
*/
@Override
public boolean allocateHostForVm(ContainerVm containerVm) {
return allocateHostForVm(containerVm, findHostForVm(containerVm));
}
/*
* (non-Javadoc)
* @see org.cloudbus.cloudsim.VmAllocationPolicy#allocateHostForVm(org.cloudbus.cloudsim.Vm,
* org.cloudbus.cloudsim.Host)
*/
@Override
public boolean allocateHostForVm(ContainerVm containerVm, ContainerHost host) {
if (host == null) {
Log.formatLine("%.2f: No suitable host found for VM #" + containerVm.getId() + "\n", CloudSim.clock());
return false;
}
if (host.containerVmCreate(containerVm)) { // if vm has been succesfully created in the host
getVmTable().put(containerVm.getUid(), host);
Log.formatLine(
"%.2f: VM #" + containerVm.getId() + " has been allocated to the host #" + host.getId(),
CloudSim.clock());
return true;
}
Log.formatLine(
"%.2f: Creation of VM #" + containerVm.getId() + " on the host #" + host.getId() + " failed\n",
CloudSim.clock());
return false;
}
/**
* Find host for vm.
*
* @param containerVm the vm
* @return the power host
*/
public ContainerHost findHostForVm(ContainerVm containerVm) {
for (ContainerHost host : this.<ContainerHost> getContainerHostList()) {
if (host.isSuitableForContainerVm(containerVm)) {
return host;
}
}
return null;
}
/*
* (non-Javadoc)
* @see org.cloudbus.cloudsim.VmAllocationPolicy#deallocateHostForVm(org.cloudbus.cloudsim.Vm)
*/
@Override
public void deallocateHostForVm(ContainerVm containerVm) {
ContainerHost host = getVmTable().remove(containerVm.getUid());
if (host != null) {
host.containerVmDestroy(containerVm);
}
}
/*
* (non-Javadoc)
* @see org.cloudbus.cloudsim.VmAllocationPolicy#getHost(org.cloudbus.cloudsim.Vm)
*/
@Override
public ContainerHost getHost(ContainerVm vm) {
return getVmTable().get(vm.getUid());
}
/*
* (non-Javadoc)
* @see org.cloudbus.cloudsim.VmAllocationPolicy#getHost(int, int)
*/
@Override
public ContainerHost getHost(int vmId, int userId) {
return getVmTable().get(ContainerVm.getUid(userId, vmId));
}
/**
* Gets the vm table.
*
* @return the vm table
*/
public Map<String, ContainerHost> getVmTable() {
return vmTable;
}
public List<ContainerVm> getOverUtilizedVms() {
List<ContainerVm> vmList = new ArrayList<ContainerVm>();
for (ContainerHost host : getContainerHostList()) {
for (ContainerVm vm : host.getVmList()) {
if (vm.getTotalUtilizationOfCpuMips(CloudSim.clock()) > vm.getTotalMips()) {
vmList.add(vm);
}
}
}
return vmList;
}
}