private void datagridview_SelectedIndexChanged(object sender, EventArgs e)
{
if (dataGridView1.SelectedRows.Count == 0)
{
DeleteBondButton.Enabled = false;
return;
}
PIF pif = ((PIFRow)dataGridView1.SelectedRows[0]).Pif;
if (pif == null)
{
DeleteBondButton.Enabled = false;
return;
}
var bondMasterOf = pif.BondMasterOf();
DeleteBondButton.Enabled = bondMasterOf != null && !bondMasterOf.Locked;
}
/// <summary>
/// Returns the bond that the master is using as its management interface, or null if
/// such a thing cannot be found.
/// </summary>
/// <param name="conn"></param>
/// <returns></returns>
public static Bond GetMasterManagementBond(IXenConnection conn)
{
PIF pif = GetMasterManagementPIF(conn);
return(pif == null ? null : pif.BondMasterOf());
}
protected sealed override void ExecuteCore(SelectedItemCollection selection)
{
//It only supports one item selected for now
Trace.Assert(selection.Count == 1);
XenAPI.Network network = (XenAPI.Network)selection.FirstAsXenObject;
List <PIF> pifs = network.Connection.ResolveAll(network.PIFs);
if (pifs.Count == 0)
{
// Should never happen as long as the caller is enabling the button correctly, but
// it's possible in a tiny window across disconnecting.
log.Error("Network has no PIFs");
return;
}
// We just want one, so that we can name it.
PIF pif = pifs[0];
string msg = string.Format(Messages.DELETE_BOND_MESSAGE, pif.Name());
bool will_disturb_primary = NetworkingHelper.ContainsPrimaryManagement(pifs);
bool will_disturb_secondary = NetworkingHelper.ContainsSecondaryManagement(pifs);
if (will_disturb_primary)
{
Pool pool = Helpers.GetPool(network.Connection);
if (pool != null && pool.ha_enabled)
{
using (var dlg = new ErrorDialog(string.Format(Messages.BOND_DELETE_HA_ENABLED, pif.Name(), pool.Name()))
{
WindowTitle = Messages.DELETE_BOND
})
{
dlg.ShowDialog(Parent);
}
return;
}
string message = string.Format(will_disturb_secondary ? Messages.BOND_DELETE_WILL_DISTURB_BOTH : Messages.BOND_DELETE_WILL_DISTURB_PRIMARY, msg);
DialogResult result;
using (var dlg = new WarningDialog(message,
new ThreeButtonDialog.TBDButton(Messages.BOND_DELETE_CONTINUE, DialogResult.OK),
ThreeButtonDialog.ButtonCancel)
{
HelpName = "NetworkingConfigWarning",
WindowTitle = Messages.DELETE_BOND
})
{
result = dlg.ShowDialog(Parent);
}
if (DialogResult.OK != result)
{
return;
}
}
else if (will_disturb_secondary)
{
DialogResult dialogResult;
using (var dlg = new WarningDialog(string.Format(Messages.BOND_DELETE_WILL_DISTURB_SECONDARY, msg),
ThreeButtonDialog.ButtonOK,
ThreeButtonDialog.ButtonCancel))
{
dialogResult = dlg.ShowDialog(Parent);
}
if (DialogResult.OK != dialogResult)
{
return;
}
}
else
{
DialogResult dialogResult;
using (var dlg = new WarningDialog(msg,
new ThreeButtonDialog.TBDButton(Messages.OK, DialogResult.OK, selected: true),
ThreeButtonDialog.ButtonCancel))
{
dialogResult = dlg.ShowDialog(Parent);
}
if (DialogResult.OK != dialogResult)
{
return;
}
}
// The UI shouldn't offer deleting a bond in this case, but let's make sure we've
// done the right thing and that the bond hasn't been deleted in the meantime. (CA-27436).
Bond bond = pif.BondMasterOf();
if (bond != null)
{
new Actions.DestroyBondAction(bond).RunAsync();
}
}
