protected override void RunWithSession(ref Session session)
{
List <VM> vmObjs = new List <VM>();
foreach (XenRef <VM> vm in _vms)
{
vmObjs.Add(TryResolveWithTimeout(vm));
}
PBD.CheckAndPlugPBDsFor(vmObjs);
int vmCount = _vms.Count;
int i = 0;
foreach (VM vm in vmObjs)
{
XenRef <Task> task = DoPerVM(session, vm);
try
{
PollTaskForResult(Connection, ref session, task, delegate(int progress)
{
PercentComplete = (progress / vmCount) + ((100 * i) / vmCount);
});
i++;
}
finally
{
Task.destroy(session, task);
}
}
}
protected override void RunWithSession(ref Session session)
{
Host hostObject = TryResolveWithTimeout(_host);
PBD.CheckAndPlugPBDsFor(Connection.ResolveAll(hostObject.resident_VMs));
Host.disable(session, _host.opaque_ref);
Status = Messages.PLAN_ACTION_STATUS_MIGRATING_VMS_FROM_HOST;
XenRef <Task> task = Host.async_evacuate(session, _host.opaque_ref);
PollTaskForResultAndDestroy(Connection, ref session, task);
}
protected void EvacuateHost(ref Session session)
{
var hostObj = GetResolvedHost();
Title = string.Format(Messages.PLANACTION_VMS_MIGRATING, hostObj.Name());
PBD.CheckAndPlugPBDsFor(Connection.ResolveAll(hostObj.resident_VMs));
log.DebugFormat("Disabling host {0}", hostObj.Name());
Host.disable(session, HostXenRef.opaque_ref);
Status = Messages.PLAN_ACTION_STATUS_MIGRATING_VMS_FROM_HOST;
log.DebugFormat("Migrating VMs from host {0}", hostObj.Name());
XenRef <Task> task = Host.async_evacuate(session, HostXenRef.opaque_ref);
PollTaskForResultAndDestroy(Connection, ref session, task);
}
protected override void RunWithSession(ref Session session)
{
Host hostObject = TryResolveWithTimeout(_host);
// If there are no patches that require reboot, we skip the evacuate-reboot-bringbabiesback sequence
// But we only do this if we indicated that host restart should be avoided (by initializing the AvoidRestartHosts property)
if (Helpers.ElyOrGreater(hostObject) && AvoidRestartHosts != null)
{
log.DebugFormat("Checking host.patches_requiring_reboot now on '{0}'...", hostObject);
if (hostObject.patches_requiring_reboot.Count > 0)
{
AvoidRestartHosts.Remove(hostObject.uuid);
log.DebugFormat("Restart is needed now (hostObject.patches_requiring_reboot has {0} items in it). Evacuating now. Will restart after.", hostObject.patches_requiring_reboot.Count);
}
else
{
if (!AvoidRestartHosts.Contains(hostObject.uuid))
{
AvoidRestartHosts.Add(hostObject.uuid);
}
log.Debug("Will skip scheduled restart (livepatching succeeded), because hostObject.patches_requiring_reboot is empty.");
return;
}
}
visible = true;
PBD.CheckAndPlugPBDsFor(Connection.ResolveAll(hostObject.resident_VMs));
log.DebugFormat("Disabling host {0}", hostObject.Name);
Host.disable(session, _host.opaque_ref);
Status = Messages.PLAN_ACTION_STATUS_MIGRATING_VMS_FROM_HOST;
log.DebugFormat("Migrating VMs from host {0}", hostObject.Name);
XenRef <Task> task = Host.async_evacuate(session, _host.opaque_ref);
PollTaskForResultAndDestroy(Connection, ref session, task);
}
