org.ow2.jasmine.vmm.agent.driver.xen
Class XenSSH

java.lang.Object
  org.ow2.jasmine.vmm.agent.driver.xen.XenSSH

public class XenSSH
extends java.lang.Object

The XenSSH class gathers static methods wrapping SSH remote invocation to shell scripts that must be installed on Xen backend hosts.

Constructor Summary

XenSSH()

Method Summary

static RemoteExec.Result	createVM(XenHost host, java.lang.String vmName, org.ow2.jasmine.vmm.api.VMConfigSpec vmSpec, java.lang.String templateFileName) Creates a new VM
static RemoteExec.Result	destroyVM(XenHost host, java.lang.String vmName) Destroys a VM
static RemoteExec.Result	migrateVM(XenHost sourceHost, java.lang.String vmName, java.lang.String targetHostName) Migrates a VM
static RemoteExec.Result	postMigrateVM(XenHost sourceHost, java.lang.String vmName, java.lang.String targetHostName) Performs management operations after a successful VM migration
static RemoteExec.Result	resumeVM(XenHost host, java.lang.String vmName) Resumes a suspended VM
static RemoteExec.Result	shutdownVM(XenHost host, java.lang.String vmName) Shutdowns a VM
static RemoteExec.Result	startVM(XenHost host, java.lang.String vmName) Starts a stopped VM
static RemoteExec.Result	suspendVM(XenHost host, java.lang.String vmName) Suspends a VM

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

XenSSH

public XenSSH()

Method Detail

createVM

public static RemoteExec.Result createVM(XenHost host,
                                         java.lang.String vmName,
                                         org.ow2.jasmine.vmm.api.VMConfigSpec vmSpec,
                                         java.lang.String templateFileName)
                                  throws RemoteExec.SshException

Creates a new VM

Parameters:

host - target host

vmName - VM label

vmSpec - VM parameters

templateFileName - absolute path of the template image

Returns:

SSH result

Throws:

RemoteExec.SshException - raised if the SSH connection cannot be established

suspendVM

public static RemoteExec.Result suspendVM(XenHost host,
                                          java.lang.String vmName)
                                   throws RemoteExec.SshException

Suspends a VM

Parameters:

host - host containing the VM

vmName - label of the VM to suspend

Returns:

SSH result

Throws:

RemoteExec.SshException - raised if the SSH connection cannot be established

resumeVM

public static RemoteExec.Result resumeVM(XenHost host,
                                         java.lang.String vmName)
                                  throws RemoteExec.SshException

Resumes a suspended VM

Parameters:

host - host containing the VM

vmName - label of the VM to resume

Returns:

SSH result

Throws:

RemoteExec.SshException - raised if the SSH connection cannot be established

startVM

public static RemoteExec.Result startVM(XenHost host,
                                        java.lang.String vmName)
                                 throws RemoteExec.SshException

Starts a stopped VM

Parameters:

host - host containing the VM

vmName - label of the VM to start

Returns:

SSH result

Throws:

RemoteExec.SshException - raised if the SSH connection cannot be established

shutdownVM

public static RemoteExec.Result shutdownVM(XenHost host,
                                           java.lang.String vmName)
                                    throws RemoteExec.SshException

Shutdowns a VM

Parameters:

host - host containing the VM

vmName - label of the VM to shutdown

Returns:

SSH result

Throws:

RemoteExec.SshException - raised if the SSH connection cannot be established

destroyVM

public static RemoteExec.Result destroyVM(XenHost host,
                                          java.lang.String vmName)
                                   throws RemoteExec.SshException

Destroys a VM

Parameters:

host - host containing the VM

vmName - label of the VM to destroy

Returns:

SSH result

Throws:

RemoteExec.SshException - raised if the SSH connection cannot be established

migrateVM

public static RemoteExec.Result migrateVM(XenHost sourceHost,
                                          java.lang.String vmName,
                                          java.lang.String targetHostName)
                                   throws RemoteExec.SshException

Migrates a VM

Parameters:

sourceHost - host containing the VM to migrate

vmName - label of the VM to migrate

targetHostName - host to which the VM will migrate

Returns:

SSH result

Throws:

RemoteExec.SshException - raised if the SSH connection cannot be established

postMigrateVM

public static RemoteExec.Result postMigrateVM(XenHost sourceHost,
                                              java.lang.String vmName,
                                              java.lang.String targetHostName)
                                       throws RemoteExec.SshException

Performs management operations after a successful VM migration

Parameters:

sourceHost - host containing the VM which has migrated

vmName - label of the migrated VM

targetHostName - host which has received the migrated VM

Returns:

SSH result

Throws:

RemoteExec.SshException - raised if the SSH connection cannot be established