[one-users] Java example on opennebula

rajesh kannan asrajeshkannan at gmail.com
Tue Oct 16 21:04:22 PDT 2012


Pls Help me

Give me any changes on this program

Still i Had problem

Trying to allocate the virtual machine... failed!
[VirtualMachineAllocate] User couldn't be authenticated, aborting call.

import java.lang.*;
import java.io.*;
import org.opennebula.client.Client;
import org.opennebula.client.vm.VirtualMachine;
import org.opennebula.client.OneResponse;
import org.apache.xmlrpc.XmlRpcException;

public class vmcre
{
public static void main(String args[])
{
try
{
  Client oneClient = new Client("$ONE_AUTH","$ONE_XMLRPC");

//or

//Client oneClient = new Client("oneadmin:rajesh","$ONE_XMLRPC");

//or

//Client oneClient = new
Client("/var/lib/one/.one/one_auth","http://localhost:2633/RPC2");



    String vmTemplate =
          "NAME     = vm_from_java    CPU = 0.1    MEMORY = 64\n"
        + "DISK     = [\n"
        + "\tsource   = \"/var/lib/one/ttylinux.img\",\n"
        + "\ttarget   = \"hda\",\n"
        + "\treadonly = \"no\" ]\n"
        + "FEATURES = [ acpi=\"no\" ]";

    System.out.print("Trying to allocate the virtual machine... ");
    OneResponse rc = VirtualMachine.allocate(oneClient, vmTemplate);

    if( rc.isError() )
    {
        System.out.println( "failed!");
        throw new Exception( rc.getErrorMessage() );
    }
    int newVMID = Integer.parseInt(rc.getMessage());
    System.out.println("ok, ID " + newVMID + ".");

    VirtualMachine vm = new VirtualMachine(newVMID, oneClient);

    System.out.print("Trying to hold the new VM... ");
    rc = vm.hold();

    if(rc.isError())
    {
        System.out.println("failed!");
        throw new Exception( rc.getErrorMessage() );
    }

    rc = vm.info();

    if(rc.isError())
        throw new Exception( rc.getErrorMessage() );

    System.out.println();
    System.out.println(
            "This is the information OpenNebula stores for the new VM:");
    System.out.println(rc.getMessage() + "\n");

    System.out.println("The new VM " +
            vm.getName() + " has status: " + vm.status());

    System.out.println("The path of the disk is");
    System.out.println( "\t" + vm.xpath("template/disk/source") );

    rc = vm.finalizeVM();
    System.out.println("\nTrying to finalize (delete) the VM " +
                        vm.getId() + "...");

}
catch (Exception e)
{
    System.out.println(e.getMessage());
}
}
}


Regards

A S RAJESH KANNAN
ANNA UNIVERSITY,CEG
M.TECH(IT)


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