--- /dev/null
+/* Copyright (c) 2014. The SimGrid Team.
+ * All rights reserved. */
+
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
+package cloud.migration;
+
+import org.simgrid.msg.*;
+import org.simgrid.msg.Process;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Random;
+
+// This test aims at validating that the migration process is robust in face of host turning off either on the SRC node or on the DST node.
+
+public class TestHostOnOff extends Process{
+
+ public static Host host0 = null;
+ public static Host host1 = null;
+ public static Host host2 = null;
+
+
+ TestHostOnOff(Host host, String name, String[] args) throws HostNotFoundException, NativeException {
+ super(host, name, args);
+ }
+
+ public void main(String[] strings) throws MsgException {
+
+ double startTime = 0;
+ double endTime = 0;
+
+ /* get hosts 1 and 2*/
+ try {
+ host0 = Host.getByName("host0");
+ host1 = Host.getByName("host1");
+ host1 = Host.getByName("host2");
+ }catch (HostNotFoundException e) {
+ e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
+ }
+
+ // Robustness on the SRC node
+ //for (int i =0 ; i < 55000 ; i++)
+ // test_vm_migrate(host1, i);
+
+ // Robustness on the DST node
+ //for (int i =0 ; i < 55000 ; i++)
+ // test_vm_migrate(host2, i);
+
+ /* End of Tests */
+ Msg.info("Nor more tests, Bye Bye !");
+ Main.setEndOfTest();
+ }
+
+ public static void test_vm_migrate (Host hostToKill, long killAt) throws MsgException {
+ Msg.info("**** **** **** ***** ***** Test Migrate with host shutdown ***** ***** **** **** ****");
+ Msg.info("Turn on one host, assign a VM on this host, launch a process inside the VM, migrate the VM and turn off either the SRC or DST");
+
+ host1.off();
+ host2.off();
+ host1.on();
+ host2.on();
+
+ // Create VM0
+ int dpRate = 70;
+ XVM vm0 = null;
+ vm0 = new XVM(
+ host1,
+ "vm0",
+ 1, // Nb of vcpu
+ 2048, // Ramsize,
+ 125, // Net Bandwidth
+ null, //VM disk image
+ -1, //size of disk image,
+ 125, // Net bandwidth,
+ dpRate // Memory intensity
+ );
+ vm0.start();
+ vm0.setLoad(90);
+
+ String[] args = new String[3];
+
+ args[0] = "vm0";
+ args[1] = "host1";
+ args[2] = "host2";
+ new Process(host1, "Migrate-" + new Random().nextDouble(), args) {
+ public void main(String[] args) {
+ Host destHost = null;
+ Host sourceHost = null;
+
+ try {
+ sourceHost = Host.getByName(args[1]);
+ destHost = Host.getByName(args[2]);
+ } catch (Exception e) {
+ e.printStackTrace();
+ System.err.println("You are trying to migrate from/to a non existing node");
+ }
+ if (destHost != null) {
+ if (sourceHost.isOn() && destHost.isOn()) {
+
+ try {
+ Msg.info("Migrate vm "+args[0]+" to node "+destHost.getName());
+ VM.getVMByName(args[0]).migrate(destHost);
+ } catch (HostFailureException e) {
+ e.printStackTrace();
+ Msg.info("Something occurs during the migration that cannot validate the operation");
+ }
+ }
+ }
+
+ }
+ }.start();
+
+ // Wait killAt ms before killing thehost
+ Process.sleep(killAt);
+ hostToKill.off();
+ Process.sleep(5);
+ Msg.info("The migration process should be stopped and we should catch an exception\n");
+ Process.sleep(5);
+
+ Process.sleep(50000);
+ Msg.info("Destroy VMs");
+ vm0.shutdown();
+ vm0.destroy();
+ Process.sleep(20000);
+ }
+
+
+ public static void test_vm_shutdown_destroy () throws HostFailureException {
+
+ Msg.info("**** **** **** ***** ***** Test shutdown /destroy a VM ***** ***** **** **** ****");
+ Msg.info("Turn on host1, assign a VM on host1, launch a process inside the VM, and turn off the vm, " +
+ "destroy it and check whether you can reallocate the same VM");
+
+
+ // Create VM0
+ int dpRate = 70;
+ XVM vm0 = null;
+ vm0 = new XVM(
+ host1,
+ "vm0",
+ 1, // Nb of vcpu
+ 2048, // Ramsize,
+ 125, // Net Bandwidth
+ null, //VM disk image
+ -1, //size of disk image,
+ 125, // Net bandwidth,
+ dpRate // Memory intensity
+ );
+ Msg.info("Start VM0");
+ vm0.start();
+ vm0.setLoad(90);
+
+ Process.sleep(5000);
+
+ Msg.info("Shutdown VM0");
+ vm0.shutdown();
+ Process.sleep(5000);
+ Msg.info("Destroy VM0");
+ vm0.destroy();
+
+ Process.sleep(5000);
+ Msg.info("Restart VM0");
+ vm0 = new XVM(
+ host1,
+ "vm0",
+ 1, // Nb of vcpu
+ 2048, // Ramsize,
+ 125, // Net Bandwidth
+ null, //VM disk image
+ -1, //size of disk image,
+ 125, // Net bandwidth,
+ dpRate // Memory intensity
+ );
+ vm0.start();
+ vm0.setLoad(90);
+
+ Msg.info("You suceed to recreate and restart a VM without generating any exception ! Great the Test is ok");
+
+ Process.sleep(5000);
+ vm0.shutdown();
+ Process.sleep(5000);
+ vm0.destroy();
+ }
+
+}
+
+
+
+