The mobile processing unit support as well as a sample application are added.
The mobile processing units are simulated via CloudSim. It is assumed that the mobile devices operate Hosts and VMs like a server. Therefore, the classes located in the mobile_processing_unit package have a similar naming convention to the other Cloud and Edge components.
This commit is contained in:
@@ -36,6 +36,8 @@ public class CpuUtilizationModel_Custom implements UtilizationModel {
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int index = 9;
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if(task.getAssociatedDatacenterId() == SimSettings.CLOUD_DATACENTER_ID)
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index = 10;
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else if(task.getAssociatedDatacenterId() == SimSettings.MOBILE_DATACENTER_ID)
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index = 11;
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return SimSettings.getInstance().getTaskLookUpTable()[task.getTaskType()][index];
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}
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@@ -50,6 +52,8 @@ public class CpuUtilizationModel_Custom implements UtilizationModel {
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index = 9;
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else if(_vmType == SimSettings.VM_TYPES.CLOUD_VM)
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index = 10;
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else if(_vmType == SimSettings.VM_TYPES.MOBILE_VM)
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index = 11;
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else{
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SimLogger.printLine("Unknown VM Type! Terminating simulation...");
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System.exit(0);
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@@ -154,7 +154,7 @@ public class DefaultMobileDeviceManager extends MobileDeviceManager {
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if(task.getAssociatedDatacenterId() == SimSettings.CLOUD_DATACENTER_ID)
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networkModel.downloadFinished(task.getSubmittedLocation(), SimSettings.CLOUD_DATACENTER_ID);
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else
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else if(task.getAssociatedDatacenterId() != SimSettings.MOBILE_DATACENTER_ID)
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networkModel.downloadFinished(task.getSubmittedLocation(), SimSettings.GENERIC_EDGE_DEVICE_ID);
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SimLogger.getInstance().taskEnded(task.getCloudletId(), CloudSim.clock());
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@@ -0,0 +1,58 @@
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/*
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* Title: EdgeCloudSim - Mobile Server Manager
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*
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* Description:
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* DefaultMobileServerManager is responsible for creating datacenters, hosts and VMs.
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*
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* Please note that the mobile processing units are simulated via
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* CloudSim. It is assumed that the mobile devices operate Hosts
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* and VMs like a server. That is why the class names are similar
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* to other Cloud and Edge components (to provide consistency).
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*
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* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
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* Copyright (c) 2017, Bogazici University, Istanbul, Turkey
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*/
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package edu.boun.edgecloudsim.edge_client.mobile_processing_unit;
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import java.util.List;
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import org.cloudbus.cloudsim.Host;
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import org.cloudbus.cloudsim.VmAllocationPolicy;
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public class DefaultMobileServerManager extends MobileServerManager{
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public DefaultMobileServerManager() {
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}
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@Override
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public void initialize() {
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}
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@Override
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public VmAllocationPolicy getVmAllocationPolicy(List<? extends Host> list, int dataCenterIndex) {
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return new MobileVmAllocationPolicy_Custom(list, dataCenterIndex);
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}
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@Override
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public void startDatacenters() throws Exception {
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//local computation is not supported in default Mobile Device Manager
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}
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@Override
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public void terminateDatacenters() {
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//local computation is not supported in default Mobile Device Manager
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}
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@Override
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public void createVmList(int brockerId) {
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//local computation is not supported in default Mobile Device Manager
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}
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@Override
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public double getAvgUtilization() {
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//local computation is not supported in default Mobile Device Manager
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return 0;
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}
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}
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@@ -0,0 +1,43 @@
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/*
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* Title: EdgeCloudSim - MobileHost
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*
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* Description:
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* MobileHost adds associated mobile device id information over CloudSim's Host class
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*
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* Please note that the mobile processing units are simulated via
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* CloudSim. It is assumed that the mobile devices operate Hosts
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* and VMs like a server. That is why the class names are similar
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* to other Cloud and Edge components (to provide consistency).
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*
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* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
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* Copyright (c) 2017, Bogazici University, Istanbul, Turkey
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*/
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package edu.boun.edgecloudsim.edge_client.mobile_processing_unit;
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import java.util.List;
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import org.cloudbus.cloudsim.Host;
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import org.cloudbus.cloudsim.Pe;
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import org.cloudbus.cloudsim.VmScheduler;
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import org.cloudbus.cloudsim.provisioners.BwProvisioner;
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import org.cloudbus.cloudsim.provisioners.RamProvisioner;
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public class MobileHost extends Host {
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private int mobileDeviceId;
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public MobileHost(int id, RamProvisioner ramProvisioner,
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BwProvisioner bwProvisioner, long storage,
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List<? extends Pe> peList, VmScheduler vmScheduler) {
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super(id, ramProvisioner, bwProvisioner, storage, peList, vmScheduler);
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}
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public void setMobileDeviceId(int _mobileDeviceId){
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mobileDeviceId=_mobileDeviceId;
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}
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public int getMobileDeviceId(){
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return mobileDeviceId;
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}
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}
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@@ -0,0 +1,78 @@
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/*
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* Title: EdgeCloudSim - MobileServerManager
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*
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* Description:
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* MobileServerManager is responsible for creating and terminating
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* the mobile datacenters which operates the hosts and VMs.
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* It also provides the list of VMs running on the hosts and
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* the average utilization of all VMs.
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*
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* Please note that, EdgeCloudSim is built on top of CloudSim
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* Therefore, all the computational units are handled by CloudSim
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*
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* The mobile processing units are simulated via CloudSim as well.
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* It is assumed that the mobile devices operate Hosts and VMs
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* like a server. That is why the class names are similar to other
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* Cloud and Edge components.
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*
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* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
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* Copyright (c) 2017, Bogazici University, Istanbul, Turkey
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*/
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package edu.boun.edgecloudsim.edge_client.mobile_processing_unit;
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import java.util.ArrayList;
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import java.util.List;
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import org.cloudbus.cloudsim.Datacenter;
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import org.cloudbus.cloudsim.Host;
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import org.cloudbus.cloudsim.VmAllocationPolicy;
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public abstract class MobileServerManager {
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protected Datacenter localDatacenter;
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protected List<List<MobileVM>> vmList;
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public MobileServerManager() {
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vmList = new ArrayList<List<MobileVM>>();
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}
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public List<MobileVM> getVmList(int hostId){
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if(vmList.size() > hostId)
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return vmList.get(hostId);
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else
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return null;
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}
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public Datacenter getDatacenter(){
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return localDatacenter;
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}
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/*
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* initialize edge server manager if needed
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*/
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public abstract void initialize();
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/*
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* provides abstract Vm Allocation Policy for Mobile Datacenters
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*/
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public abstract VmAllocationPolicy getVmAllocationPolicy(List<? extends Host> list, int dataCenterIndex);
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/*
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* Starts Datacenters
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*/
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public abstract void startDatacenters() throws Exception;
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/*
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* Terminates Datacenters
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*/
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public abstract void terminateDatacenters();
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/*
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* Creates VM List
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*/
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public abstract void createVmList(int brockerId);
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/*
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* returns average utilization of all VMs
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*/
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public abstract double getAvgUtilization();
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}
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@@ -0,0 +1,36 @@
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/*
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* Title: EdgeCloudSim - MobileVM
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*
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* Description:
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* MobileVM adds vm type information over CloudSim's VM class
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*
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* Please note that the mobile processing units are simulated via
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* CloudSim. It is assumed that the mobile devices operate Hosts
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* and VMs like a server. That is why the class names are similar
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* to other Cloud and Edge components (to provide consistency).
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*
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* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
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* Copyright (c) 2017, Bogazici University, Istanbul, Turkey
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*/
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package edu.boun.edgecloudsim.edge_client.mobile_processing_unit;
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import org.cloudbus.cloudsim.CloudletScheduler;
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import org.cloudbus.cloudsim.Vm;
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import edu.boun.edgecloudsim.core.SimSettings;
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public class MobileVM extends Vm {
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private SimSettings.VM_TYPES type;
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public MobileVM(int id, int userId, double mips, int numberOfPes, int ram,
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long bw, long size, String vmm, CloudletScheduler cloudletScheduler) {
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super(id, userId, mips, numberOfPes, ram, bw, size, vmm, cloudletScheduler);
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type = SimSettings.VM_TYPES.MOBILE_VM;
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}
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public SimSettings.VM_TYPES getVmType(){
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return type;
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}
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}
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@@ -0,0 +1,132 @@
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/*
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* Title: EdgeCloudSim - Custom VM Allocation Policy for Mobile Devices' VMs
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*
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* Description:
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* VmAllocationPolicy_Custom implements VmAllocationPolicy to decide which.
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* VM is created on which host located on the datacenters. For those
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* who wants to add another Vm Allocation Policy to EdgeCloudSim should
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* provide another concrete instance of VmAllocationPolicy via ScenarioFactory
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*
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* Please note that the mobile processing units are simulated via
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* CloudSim. It is assumed that the mobile devices operate Hosts
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* and VMs like a server. That is why the class names are similar
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* to other Cloud and Edge components (to provide consistency).
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*
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* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
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* Copyright (c) 2017, Bogazici University, Istanbul, Turkey
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*/
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package edu.boun.edgecloudsim.edge_client.mobile_processing_unit;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import org.cloudbus.cloudsim.Host;
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import org.cloudbus.cloudsim.Log;
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import org.cloudbus.cloudsim.Vm;
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import org.cloudbus.cloudsim.VmAllocationPolicy;
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import org.cloudbus.cloudsim.core.CloudSim;
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import edu.boun.edgecloudsim.core.SimSettings;
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/*
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* Same as VmAllocationPolicySimple.
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*/
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public class MobileVmAllocationPolicy_Custom extends VmAllocationPolicy {
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/** The vm table. */
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private Map<String, Host> vmTable;
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private static int createdVmNum;
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private int DataCenterIndex;
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public MobileVmAllocationPolicy_Custom(List<? extends Host> list, int _DataCenterIndex) {
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super(list);
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setVmTable(new HashMap<String, Host>());
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DataCenterIndex = _DataCenterIndex;
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createdVmNum = 0;
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}
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@Override
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public boolean allocateHostForVm(Vm vm) {
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boolean result = false;
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if (!getVmTable().containsKey(vm.getUid()) && vm instanceof MobileVM) { // if this vm was not created
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int hostIndex = vm.getId() - SimSettings.getInstance().getNumOfEdgeVMs() - SimSettings.getInstance().getNumOfCloudVMs();
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if(DataCenterIndex == SimSettings.MOBILE_DATACENTER_ID){
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Host host = getHostList().get(hostIndex);
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result = host.vmCreate(vm);
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if (result) { // if vm were succesfully created in the host
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getVmTable().put(vm.getUid(), host);
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createdVmNum++;
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Log.formatLine("%.2f: Mobile VM #" + vm.getId() + " has been allocated to the host #" + host.getId(),CloudSim.clock());
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result = true;
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}
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}
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}
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return result;
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}
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@Override
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public boolean allocateHostForVm(Vm vm, Host host) {
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if (host.vmCreate(vm)) { // if vm has been succesfully created in the host
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getVmTable().put(vm.getUid(), host);
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createdVmNum++;
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Log.formatLine("%.2f: Mobile VM #" + vm.getId() + " has been allocated to the host #" + host.getId(),CloudSim.clock());
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return true;
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}
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return false;
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}
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@Override
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public List<Map<String, Object>> optimizeAllocation(
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List<? extends Vm> vmList) {
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// TODO Auto-generated method stub
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return null;
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}
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@Override
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public void deallocateHostForVm(Vm vm) {
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Host host = getVmTable().remove(vm.getUid());
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if (host != null) {
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host.vmDestroy(vm);
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}
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}
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@Override
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public Host getHost(Vm vm) {
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return getVmTable().get(vm.getUid());
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}
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@Override
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public Host getHost(int vmId, int userId) {
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return getVmTable().get(Vm.getUid(userId, vmId));
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}
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public static int getCreatedVmNum(){
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return createdVmNum;
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}
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/**
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* Gets the vm table.
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*
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* @return the vm table
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*/
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public Map<String, Host> getVmTable() {
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return vmTable;
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}
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/**
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* Sets the vm table.
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*
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* @param vmTable the vm table
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*/
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protected void setVmTable(Map<String, Host> vmTable) {
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this.vmTable = vmTable;
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}
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}
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