private void EnterMaintenanceMode(Host host)
{
Pool pool = Helpers.GetPool(host.Connection);
if (pool != null && pool.ha_enabled && host.IsMaster())
{
using (var dlg = new ThreeButtonDialog(
new ThreeButtonDialog.Details(
SystemIcons.Error,
String.Format(Messages.HA_CANNOT_EVACUATE_MASTER,
Helpers.GetName(host).Ellipsise(Helpers.DEFAULT_NAME_TRIM_LENGTH)),
Messages.XENCENTER)))
{
dlg.ShowDialog(Parent);
}
return;
}
if (!host.GetRunningVMs().Any() && (pool == null || !host.IsMaster()))
{
Program.MainWindow.CloseActiveWizards(host.Connection);
var action = new EvacuateHostAction(host, null, new Dictionary <XenRef <VM>, string[]>(), AddHostToPoolCommand.NtolDialog, AddHostToPoolCommand.EnableNtolDialog);
action.Completed += Program.MainWindow.action_Completed;
action.RunAsync();
return;
}
new EvacuateHostDialog(host).ShowPerXenObject(host, Program.MainWindow);
}
private void EnterMaintenanceMode(Host host)
{
Pool pool = Helpers.GetPool(host.Connection);
if (pool != null && pool.ha_enabled && host.IsMaster())
{
using (var dlg = new ErrorDialog(string.Format(Messages.HA_CANNOT_EVACUATE_MASTER,
Helpers.GetName(host).Ellipsise(Helpers.DEFAULT_NAME_TRIM_LENGTH))))
{
dlg.ShowDialog(Parent);
}
return;
}
if (!host.GetRunningVMs().Any() &&
(pool == null || pool.Connection.Cache.Hosts.Length == 1 || !host.IsMaster()))
{
Program.MainWindow.CloseActiveWizards(host.Connection);
var action = new EvacuateHostAction(host, null, new Dictionary <XenRef <VM>, string[]>(), AddHostToPoolCommand.NtolDialog, AddHostToPoolCommand.EnableNtolDialog);
action.Completed += Program.MainWindow.action_Completed;
action.RunAsync();
return;
}
//The EvacuateHostDialog uses several different actions all of which might need an elevated session
//We sudo once for all of them and store the session
string elevatedUsername = null;
string elevatedPassword = null;
Session elevatedSession = null;
if (!host.Connection.Session.IsLocalSuperuser &&
!Registry.DontSudo &&
!Role.CanPerform(new RbacMethodList(EvacuateHostDialog.RbacMethods), host.Connection, out var validRoles))
{
using (var d = new RoleElevationDialog(host.Connection, host.Connection.Session, validRoles,
string.Format(Messages.EVACUATE_HOST_DIALOG_TITLE, host.Name())))
if (d.ShowDialog(Program.MainWindow) == DialogResult.OK)
{
elevatedUsername = d.elevatedUsername;
elevatedPassword = d.elevatedPassword;
elevatedSession = d.elevatedSession;
}
else
{
return;
}
}
new EvacuateHostDialog(host, elevatedUsername, elevatedPassword, elevatedSession)
.ShowPerXenObject(host, Program.MainWindow);
}
private void RepairButton_Click(object sender, EventArgs e)
{
CloseButton.Text = Messages.CLOSE;
NewMasterComboBox.Enabled = false;
ToStringWrapper <Host> newMaster = NewMasterComboBox.SelectedItem as ToStringWrapper <Host>;
hostAction = new EvacuateHostAction(host, newMaster != null ? newMaster.item : null, reasons ?? new Dictionary <XenRef <VM>, string[]>(), AddHostToPoolCommand.NtolDialog, AddHostToPoolCommand.EnableNtolDialog);
hostAction.Completed += Program.MainWindow.action_Completed;
SetSession(hostAction);
//Closes all per-Connection and per-VM wizards for the given connection.
Program.MainWindow.CloseActiveWizards(host.Connection);
EvacuateButton.Enabled = false; // disable evac button, it will get re-enabled when action completes
DoAction(hostAction);
}
private void EvacuateButton_Click(object sender, EventArgs e)
{
var newMaster = tableLayoutPanelNewMaster.Visible
? NewMasterComboBox.SelectedItem as ToStringWrapper <Host>
: null;
hostAction = new EvacuateHostAction(_host, newMaster?.item,
reasons ?? new Dictionary <XenRef <VM>, string[]>(),
AddHostToPoolCommand.NtolDialog, AddHostToPoolCommand.EnableNtolDialog);
hostAction.Completed += Program.MainWindow.action_Completed;
hostAction.Changed += HostAction_Changed;
hostAction.Completed += HostAction_Completed;
//Closes all per-Connection and per-VM wizards for the given connection.
Program.MainWindow.CloseActiveWizards(_host.Connection);
DisableButtons();
progressBar1.Visible = true;
pictureBoxStatus.Visible = false;
tableLayoutPanelStatus.Visible = true;
hostAction.RunAsync(GetSudoElevationResult());
}
