mirror of
https://github.com/xcp-ng/xenadmin.git
synced 2024-12-22 16:36:03 +01:00
018dfb8e79
Signed-off-by: Mihaela Stoica <mihaela.stoica@citrix.com>
156 lines
5.6 KiB
C#
156 lines
5.6 KiB
C#
/* Copyright (c) Citrix Systems, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms,
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* with or without modification, are permitted provided
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* that the following conditions are met:
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*
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* * Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the
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* following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the
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* following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using XenAdmin.Actions;
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using XenAdmin.Core;
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using XenAPI;
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namespace XenAdmin.Commands
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{
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/// <summary>
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/// Disable changed block tracking of the selected VM.
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/// </summary>
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internal class DisableChangedBlockTrackingCommand : Command
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{
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/// <summary>
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/// Initializes a new instance of this Command. The parameter-less constructor is required if
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/// this Command is to be attached to a ToolStrip menu item or button. It should not be used in any other scenario.
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/// </summary>
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public DisableChangedBlockTrackingCommand()
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{
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}
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public DisableChangedBlockTrackingCommand(IMainWindow mainWindow, IEnumerable<SelectedItem> selection)
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: base(mainWindow, selection)
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{
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}
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public DisableChangedBlockTrackingCommand(IMainWindow mainWindow, IXenObject xenObject)
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: base(mainWindow, xenObject)
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{
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}
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private void Execute(IList<VM> vms)
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{
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var actions = new List<AsyncAction>();
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foreach (var vm in vms)
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{
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if (vm.is_a_template)
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continue;
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foreach (VBD vbd in vm.Connection.ResolveAll(vm.VBDs))
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{
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VDI vdi = vm.Connection.Resolve(vbd.VDI);
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if (vdi != null && vdi.cbt_enabled)
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actions.Add(new VDIDisableCbtAction(vm, vdi));
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}
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}
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if (actions.Any())
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{
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if (actions.Count == 1)
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{
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actions[0].RunAsync();
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}
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else
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{
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new ParallelAction(
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Messages.ACTION_DISABLE_CHANGED_BLOCK_TRACKING,
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Messages.ACTION_DISABLING_CHANGED_BLOCK_TRACKING,
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Messages.ACTION_DISABLED_CHANGED_BLOCK_TRACKING,
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actions).RunAsync();
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}
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}
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}
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protected override void ExecuteCore(SelectedItemCollection selection)
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{
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Execute(selection.AsXenObjects<VM>());
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}
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private bool CbtLicensed(VM vm)
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{
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return !Helpers.FeatureForbidden(vm.Connection, Host.RestrictChangedBlockTracking);
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}
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private bool CanExecute(VM vm)
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{
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return vm != null &&
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!vm.is_a_template &&
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vm.Connection.ResolveAll(vm.VBDs).Any(vbd => vm.Connection.Resolve(vbd.VDI) != null && vm.Connection.Resolve(vbd.VDI).cbt_enabled);
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}
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protected override bool CanExecuteCore(SelectedItemCollection selection)
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{
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// Can execute criteria: A selection of VMs in the same pool which has CBT feature licensed, where at least one VM having CBT enabled
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return selection.AllItemsAre<VM>(CbtLicensed) &&
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selection.GetConnectionOfAllItems() != null &&
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selection.AtLeastOneXenObjectCan<VM>(CanExecute);
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}
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public override string MenuText
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{
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get { return Messages.MAINWINDOW_DISABLE_CHANGED_BLOCK_TRACKING; }
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}
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protected override bool ConfirmationRequired
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{
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get { return true; }
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}
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protected override string ConfirmationDialogText
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{
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get
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{
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return GetSelection().Count == 1 ? Messages.CONFIRM_DISABLE_CBT_VM : Messages.CONFIRM_DISABLE_CBT_VMS;
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}
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}
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protected override string ConfirmationDialogTitle
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{
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get
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{
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return GetSelection().Count == 1 ? String.Format(Messages.CONFIRM_DISABLE_CBT_VM_TITLE, GetSelection().AsXenObjects<VM>()[0].Name()) :
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Messages.CONFIRM_DISABLE_CBT_VMS_TITLE;
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}
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}
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protected override string ConfirmationDialogHelpId
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{
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get { return "WarningVmDisableChangedBlockTracking"; }
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}
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}
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}
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