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ee648135f6
PageLoaded override in derived classes, enforce it by wrapping the page specific code in a new virtual method, which the derived classes can override and PageLoaded can call after its own logic. Signed-off-by: Konstantina Chremmou <konstantina.chremmou@citrix.com>
678 lines
28 KiB
C#
678 lines
28 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.Collections.Generic;
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using System.Drawing;
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using System.Linq;
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using System.Windows.Forms;
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using XenAdmin.Actions;
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using XenAdmin.Controls;
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using XenAdmin.Core;
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using XenAdmin.Dialogs;
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using XenAPI;
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using XenAdmin.Alerts;
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using System;
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using System.IO;
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namespace XenAdmin.Wizards.PatchingWizard
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{
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public partial class PatchingWizard_UploadPage : XenTabPage
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{
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private static readonly log4net.ILog log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
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private DownloadAndUnzipXenServerPatchAction downloadAction = null;
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private const int EllipsiseValueDownDescription = 80;
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public PatchingWizard_UploadPage()
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{
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InitializeComponent();
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}
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public override string Text { get { return Messages.PATCHINGWIZARD_UPLOADPAGE_TEXT; } }
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private string pageTitle = Messages.PATCHINGWIZARD_UPLOADPAGE_TITLE_ONLY_UPLOAD;
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public override string PageTitle { get { return pageTitle; } }
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public override string HelpID { get { return "UploadPatch"; } }
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#region Accessors
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public List<Host> SelectedMasters { private get; set; }
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public List<Host> SelectedServers { private get; set; }
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public UpdateType SelectedUpdateType { private get; set; }
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public string SelectedNewPatchPath { get; set; }
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public Pool_patch SelectedExistingPatch { private get; set; }
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public Alert SelectedUpdateAlert { private get; set; }
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public readonly Dictionary<Pool_patch, string> NewUploadedPatches = new Dictionary<Pool_patch, string>();
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private Dictionary<string, List<Host>> uploadedUpdates = new Dictionary<string, List<Host>>();
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private Pool_patch _patch;
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public Pool_patch Patch
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{
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get { return _patch; }
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}
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private Pool_update _poolUpdate;
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public Pool_update PoolUpdate
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{
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get { return _poolUpdate; }
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}
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public Dictionary<string, string> AllDownloadedPatches = new Dictionary<string, string>();
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public readonly List<VDI> AllCreatedSuppPackVdis = new List<VDI>();
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public Dictionary<Host, VDI> SuppPackVdis = new Dictionary<Host, VDI>();
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public Dictionary<Pool_update, string> AllIntroducedPoolUpdates = new Dictionary<Pool_update, string>();
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#endregion
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protected override void PageLoadedCore(PageLoadedDirection direction)
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{
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canUpload = true;
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canDownload = true;
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UpdateButtons();
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if (SelectedUpdateType == UpdateType.Existing)
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_patch = SelectedExistingPatch;
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if (direction == PageLoadedDirection.Forward)
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{
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flickerFreeListBox1.Items.Clear();
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var selectedPatch = SelectedUpdateAlert != null ? ((XenServerPatchAlert)SelectedUpdateAlert).Patch : null;
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if (selectedPatch != null && String.IsNullOrEmpty(SelectedNewPatchPath) &&
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(!AllDownloadedPatches.Any(kvp => kvp.Key == selectedPatch.Uuid)
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|| String.IsNullOrEmpty(AllDownloadedPatches[selectedPatch.Uuid])
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|| !File.Exists(AllDownloadedPatches[selectedPatch.Uuid])))
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{
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DownloadFile();
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label2.Text = Messages.PATCHINGWIZARD_UPLOADPAGE_MESSAGE_DOWNLOAD_AND_UPLOAD;
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pageTitle = Messages.PATCHINGWIZARD_UPLOADPAGE_TITLE_DOWNLOAD_AND_UPLOAD;
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}
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else
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{
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label2.Text = Messages.PATCHINGWIZARD_UPLOADPAGE_MESSAGE_ONLY_UPLOAD;
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pageTitle = Messages.PATCHINGWIZARD_UPLOADPAGE_TITLE_ONLY_UPLOAD;
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if (selectedPatch != null && AllDownloadedPatches.ContainsKey(selectedPatch.Uuid))
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SelectedNewPatchPath = AllDownloadedPatches[selectedPatch.Uuid];
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PrepareUploadActions();
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TryUploading();
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}
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}
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}
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public override void SelectDefaultControl()
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{
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flickerFreeListBox1.Select();
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}
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private void DownloadFile()
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{
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string patchUri = ((XenServerPatchAlert)SelectedUpdateAlert).Patch.PatchUrl;
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if (string.IsNullOrEmpty(patchUri))
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return;
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Uri address = new Uri(patchUri);
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string tempFile = Path.GetTempFileName();
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bool isIso = SelectedUpdateType == UpdateType.ISO;
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downloadAction = new DownloadAndUnzipXenServerPatchAction(SelectedUpdateAlert.Name, address, tempFile, false, isIso ? Branding.UpdateIso : Branding.Update);
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if (downloadAction != null)
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{
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downloadAction.Changed += singleAction_Changed;
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downloadAction.Completed += singleAction_Completed;
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}
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downloadAction.RunAsync();
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flickerFreeListBox1.Items.Clear();
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flickerFreeListBox1.Items.Add(downloadAction);
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flickerFreeListBox1.Refresh();
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OnPageUpdated();
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UpdateActionProgress(downloadAction);
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}
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public override void PageCancelled()
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{
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foreach (var action in uploadActions.Values.Where(action => action != null && !action.IsCompleted))
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{
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CancelAction(action);
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}
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if (downloadAction != null)
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{
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CancelAction(downloadAction);
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}
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}
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public override bool EnableNext()
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{
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return uploadActions.Values.All(action => action == null || action.Succeeded) && (downloadAction == null || downloadAction.Succeeded);
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}
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public override bool EnablePrevious()
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{
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return !canUpload || uploadActions.Values.All(action => action == null || action.IsCompleted) && (downloadAction == null || downloadAction.IsCompleted) ;
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}
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private Dictionary<Host, AsyncAction> uploadActions = new Dictionary<Host, AsyncAction>();
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private static bool PatchExistsOnPool(Pool_patch patch, Host poolMaster)
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{
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var poolPatches = new List<Pool_patch>(poolMaster.Connection.Cache.Pool_patches);
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return (poolPatches.Exists(p => string.Equals(p.uuid, patch.uuid, StringComparison.OrdinalIgnoreCase)));
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}
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private void PrepareUploadActions()
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{
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OnPageUpdated();
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SuppPackVdis.Clear();
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uploadActions.Clear();
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//Upload the patches to the masters if it is necessary
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List<Host> masters = SelectedMasters;
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foreach (Host selectedServer in masters)
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{
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AsyncAction action = null;
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switch (SelectedUpdateType)
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{
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case UpdateType.NewRetail:
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if (CanUploadUpdateOnHost(SelectedNewPatchPath, selectedServer))
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{
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bool deleteFileOnCancel = AllDownloadedPatches.ContainsValue(SelectedNewPatchPath);
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action = new UploadPatchAction(selectedServer.Connection, SelectedNewPatchPath, true, deleteFileOnCancel);
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}
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break;
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case UpdateType.Existing:
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if (!PatchExistsOnPool(_patch, selectedServer))
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{
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//Download patch from server Upload in the selected server
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action = new CopyPatchFromHostToOther(SelectedExistingPatch.Connection, selectedServer,
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SelectedExistingPatch);
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}
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break;
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case UpdateType.ISO:
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if (CanUploadUpdateOnHost(SelectedNewPatchPath, selectedServer))
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{
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_poolUpdate = null;
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_patch = null;
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action = new UploadSupplementalPackAction(
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selectedServer.Connection,
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SelectedServers.Where(s => s.Connection == selectedServer.Connection).ToList(),
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SelectedNewPatchPath,
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true);
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}
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break;
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}
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if (action != null)
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{
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action.Changed += singleAction_Changed;
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action.Completed += singleAction_Completed;
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}
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else
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{
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_poolUpdate = GetUpdateFromUpdatePath();
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_patch = GetPatchFromPatchPath();
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}
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uploadActions.Add(selectedServer, action);
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}
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foreach (KeyValuePair<Host, AsyncAction> uploadAction in uploadActions)
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{
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flickerFreeListBox1.Items.Add(uploadAction);
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}
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flickerFreeListBox1.Refresh();
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OnPageUpdated();
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}
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private bool canUpload = true;
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private bool canDownload = true;
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private DiskSpaceRequirements diskSpaceRequirements;
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private bool CanUploadUpdateOnHost(string patchPath, Host host)
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{
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return !uploadedUpdates.ContainsKey(patchPath) || !uploadedUpdates[patchPath].Contains(host);
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}
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private void AddToUploadedUpdates(string patchPath, Host host)
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{
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if(!uploadedUpdates.ContainsKey(patchPath))
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{
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List<Host> hosts = new List<Host>();
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hosts.Add(host);
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uploadedUpdates.Add(patchPath, hosts);
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}
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else if(!uploadedUpdates[patchPath].Contains(host))
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{
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uploadedUpdates[patchPath].Add(host);
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}
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}
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private void TryUploading()
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{
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// reset progress bar and action progress description
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UpdateActionProgress(null);
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// Check if we can upload the patches to the masters if it is necessary.
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// This check is only available for Cream or greater hosts.
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// If we can upload (i.e. there is enough disk space) then start the upload.
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// Otherwise display error.
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canUpload = true;
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diskSpaceRequirements = null;
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var diskSpaceActions = new List<AsyncAction>();
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foreach (Host master in SelectedMasters.Where(master => Helpers.CreamOrGreater(master.Connection) && !Helpers.ElyOrGreater(master.Connection)))
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{
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AsyncAction action = null;
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switch (SelectedUpdateType)
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{
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case UpdateType.NewRetail:
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if (CanUploadUpdateOnHost(SelectedNewPatchPath, master))
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action = new CheckDiskSpaceForPatchUploadAction(master, SelectedNewPatchPath, true);
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break;
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case UpdateType.Existing:
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if (SelectedExistingPatch != null && !PatchExistsOnPool(SelectedExistingPatch, master))
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action = new CheckDiskSpaceForPatchUploadAction(master, SelectedExistingPatch, true);
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break;
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}
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if (action != null)
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{
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action.Changed += delegate
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{
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Program.Invoke(Program.MainWindow, () => UpdateActionDescription(action));
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};
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diskSpaceActions.Add(action);
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}
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}
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if (diskSpaceActions.Count == 0)
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{
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StartUploading();
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return;
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}
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using (var multipleAction = new MultipleAction(Connection, "", "", "", diskSpaceActions, true, true, true))
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{
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multipleAction.Completed += delegate
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{
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Program.Invoke(Program.MainWindow, () =>
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{
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if (multipleAction.Exception is NotEnoughSpaceException)
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{
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canUpload = false;
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diskSpaceRequirements = (multipleAction.Exception as NotEnoughSpaceException).DiskSpaceRequirements;
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}
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UpdateButtons();
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OnPageUpdated();
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if (canUpload)
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StartUploading();
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});
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};
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multipleAction.RunAsync();
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}
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}
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private Pool_patch GetPatchFromPatchPath()
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{
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foreach (var kvp in NewUploadedPatches)
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{
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if (kvp.Value == SelectedNewPatchPath)
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{
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return kvp.Key;
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}
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}
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return null;
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}
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private Pool_update GetUpdateFromUpdatePath()
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{
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foreach (var kvp in AllIntroducedPoolUpdates)
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{
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if (kvp.Value == SelectedNewPatchPath)
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{
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return kvp.Key;
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}
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}
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return null;
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}
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private void StartUploading()
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{
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// reset progress bar and action progress description
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UpdateActionProgress(null);
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// start the upload
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var actions = uploadActions.Values.Where(a => a != null).ToList();
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if (actions.Count == 0)
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return;
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using (var multipleAction = new MultipleAction(Connection, Messages.UPLOAD_PATCH_TITLE, Messages.UPLOAD_PATCH_DESCRIPTION, Messages.UPLOAD_PATCH_END_DESCRIPTION, actions, true, true, true))
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{
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multipleAction.Completed += multipleAction_Completed;
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multipleAction.RunAsync();
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}
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}
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private void UpdateButtons()
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{
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if (!canUpload && diskSpaceRequirements != null)
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{
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errorLinkLabel.Visible = true;
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errorLinkLabel.Text = diskSpaceRequirements.GetMessageForActionLink();
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}
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else if (!canDownload)
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{
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errorLinkLabel.Visible = true;
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errorLinkLabel.Text = Messages.PATCHINGWIZARD_MORE_INFO;
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}
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else
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errorLinkLabel.Visible = false;
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}
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private void UpdateActionProgress(AsyncAction action)
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{
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UpdateActionDescription(action);
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progressBar1.Value = action == null ? 0 : action.PercentComplete;
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}
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private void UpdateActionDescription(AsyncAction action)
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{
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if (action == null) // reset action description
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{
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labelProgress.Text = "";
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labelProgress.ForeColor = SystemColors.ControlText;
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}
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else if (action.StartedRunning) // update description for started actions
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{
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labelProgress.Text = GetActionDescription(action);
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labelProgress.ForeColor = !action.IsCompleted || action.Succeeded ? SystemColors.ControlText : Color.Red;
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}
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}
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private static string GetActionDescription(AsyncAction action)
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{
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return !action.StartedRunning ? "" :
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action.Exception == null
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? action.Description
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: action.Exception is CancelledException ? Messages.CANCELLED_BY_USER : action.Exception.Message;
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}
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private void CancelAction(AsyncAction action)
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{
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Program.AssertOnEventThread();
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OnPageUpdated();
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action.Changed -= singleAction_Changed;
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action.Completed -= singleAction_Completed;
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action.Cancel();
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}
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private void singleAction_Changed(object sender)
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{
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var action = sender as AsyncAction;
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if (action == null)
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return;
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Program.Invoke(this, () =>
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{
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UpdateActionProgress(action);
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flickerFreeListBox1.Refresh();
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OnPageUpdated();
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});
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}
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private void singleAction_Completed(ActionBase sender)
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{
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var action = sender as AsyncAction;
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if (action == null)
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return;
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action.Changed -= singleAction_Changed;
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action.Completed -= singleAction_Completed;
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Program.Invoke(this, () =>
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{
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if (action.Succeeded)
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{
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Host master = Helpers.GetMaster(action.Connection);
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if (action is UploadPatchAction)
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{
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_patch = (action as UploadPatchAction).PatchRefs[master];
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_poolUpdate = null;
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AddToUploadedUpdates(SelectedNewPatchPath, master);
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}
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if (action is CopyPatchFromHostToOther && action.Host != null)
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{
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_poolUpdate = null;
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_patch = action.Host.Connection.Cache.Resolve((action as CopyPatchFromHostToOther).NewPatchRef);
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}
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if (_patch != null && !NewUploadedPatches.ContainsKey(_patch))
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{
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NewUploadedPatches.Add(_patch, SelectedNewPatchPath);
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_poolUpdate = null;
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}
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if (action is UploadSupplementalPackAction)
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{
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_patch = null;
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foreach (var vdiRef in (action as UploadSupplementalPackAction).VdiRefsToCleanUp)
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{
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SuppPackVdis[vdiRef.Key] = action.Connection.Resolve(vdiRef.Value);
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}
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AllCreatedSuppPackVdis.AddRange(SuppPackVdis.Values.Where(vdi => !AllCreatedSuppPackVdis.Contains(vdi)));
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AddToUploadedUpdates(SelectedNewPatchPath, master);
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if (Helpers.ElyOrGreater(action.Connection))
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{
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var newPoolUpdate = ((UploadSupplementalPackAction)action).PoolUpdate;
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if (newPoolUpdate != null)
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{
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_poolUpdate = newPoolUpdate;
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AllIntroducedPoolUpdates.Add(PoolUpdate, SelectedNewPatchPath);
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}
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}
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}
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if (action is DownloadAndUnzipXenServerPatchAction)
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{
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SelectedNewPatchPath = ((DownloadAndUnzipXenServerPatchAction)action).PatchPath;
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if (SelectedUpdateAlert is XenServerPatchAlert && (SelectedUpdateAlert as XenServerPatchAlert).Patch != null)
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{
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AllDownloadedPatches.Add((SelectedUpdateAlert as XenServerPatchAlert).Patch.Uuid, SelectedNewPatchPath);
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}
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_patch = null;
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PrepareUploadActions();
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TryUploading();
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}
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}
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else // if !action.Succeeded
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{
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if (action is UploadSupplementalPackAction)
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{
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_patch = null;
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_poolUpdate = null;
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foreach (var vdiRef in (action as UploadSupplementalPackAction).VdiRefsToCleanUp)
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{
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SuppPackVdis[vdiRef.Key] = action.Connection.Resolve(vdiRef.Value);
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}
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AllCreatedSuppPackVdis.AddRange(SuppPackVdis.Values.Where(vdi => !AllCreatedSuppPackVdis.Contains(vdi)));
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}
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}
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});
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}
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private bool AllServersElyOrGreater()
|
|
{
|
|
foreach (var server in SelectedServers)
|
|
{
|
|
if (!Helpers.ElyOrGreater(server.Connection))
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
private void multipleAction_Completed(object sender)
|
|
{
|
|
var action = sender as AsyncAction;
|
|
if (action == null)
|
|
return;
|
|
|
|
action.Completed -= multipleAction_Completed;
|
|
|
|
canDownload = !(action.Exception is PatchDownloadFailedException);
|
|
|
|
Program.Invoke(this, () =>
|
|
{
|
|
labelProgress.Text = GetActionDescription(action);
|
|
UpdateButtons();
|
|
});
|
|
|
|
}
|
|
|
|
private void flickerFreeListBox1_DrawItem(object sender, DrawItemEventArgs e)
|
|
{
|
|
if(e.Index >= 0 && (flickerFreeListBox1.Items[e.Index] is DownloadAndUnzipXenServerPatchAction))
|
|
{
|
|
DownloadAndUnzipXenServerPatchAction downAction = (DownloadAndUnzipXenServerPatchAction)flickerFreeListBox1.Items[e.Index];
|
|
drawActionText(Properties.Resources._000_Patch_h32bit_16,
|
|
downAction.Title,
|
|
GetActionDescription(downAction).Ellipsise(EllipsiseValueDownDescription),
|
|
GetTextColor(downAction),
|
|
e);
|
|
return;
|
|
}
|
|
|
|
if (e.Index < 0 || !(flickerFreeListBox1.Items[e.Index] is KeyValuePair<Host, AsyncAction>))
|
|
return;
|
|
var hostAndAction = (KeyValuePair<Host, AsyncAction>)flickerFreeListBox1.Items[e.Index];
|
|
var host = hostAndAction.Key;
|
|
var action = hostAndAction.Value;
|
|
|
|
using (SolidBrush backBrush = new SolidBrush(flickerFreeListBox1.BackColor))
|
|
{
|
|
e.Graphics.FillRectangle(backBrush, e.Bounds);
|
|
}
|
|
|
|
var poolOrHost = Helpers.GetPool(host.Connection) ?? (IXenObject)host;
|
|
|
|
string text = action == null ? Messages.UPLOAD_PATCH_ALREADY_UPLOADED : GetActionDescription(action).Ellipsise(EllipsiseValueDownDescription);
|
|
drawActionText(Images.GetImage16For(poolOrHost),poolOrHost.Name(), text, GetTextColor(action), e);
|
|
}
|
|
|
|
private void drawActionText(Image icon, string actionTitle, string actionDescription, Color textColor,DrawItemEventArgs e)
|
|
{
|
|
int width = Drawing.MeasureText(actionDescription, flickerFreeListBox1.Font).Width;
|
|
e.Graphics.DrawImage(icon, e.Bounds.Left, e.Bounds.Top);
|
|
Drawing.DrawText(e.Graphics, actionTitle, flickerFreeListBox1.Font,
|
|
new Rectangle(e.Bounds.Left + icon.Width, e.Bounds.Top, e.Bounds.Right - (width + icon.Width), e.Bounds.Height),
|
|
flickerFreeListBox1.ForeColor,
|
|
TextFormatFlags.Left | TextFormatFlags.EndEllipsis);
|
|
Drawing.DrawText(e.Graphics, actionDescription, flickerFreeListBox1.Font,
|
|
new Rectangle(e.Bounds.Right - width, e.Bounds.Top, width, e.Bounds.Height),
|
|
textColor, flickerFreeListBox1.BackColor);
|
|
}
|
|
|
|
private Color GetTextColor(AsyncAction action)
|
|
{
|
|
Color textColor;
|
|
if (action == null || !action.StartedRunning) // not started yet
|
|
textColor = flickerFreeListBox1.ForeColor;
|
|
else if (!action.IsCompleted) // in progress
|
|
textColor = Color.Blue;
|
|
else textColor = action.Succeeded ? Color.Green : Color.Red; // completed
|
|
return textColor;
|
|
}
|
|
|
|
private void errorLinkLabel_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
|
|
{
|
|
if (!canDownload)
|
|
{
|
|
var msgtemplate = SelectedExistingPatch.host_patches.Count > 0 ? Messages.PATCH_DOWNLOAD_FAILED_MORE_INFO : Messages.PATCH_DOWNLOAD_FAILED_MORE_INFO_NOT_APPLIED;
|
|
var msg = string.Format(msgtemplate, SelectedExistingPatch.name_label, SelectedExistingPatch.Connection.Name, Branding.Update);
|
|
using (var dlg = new ThreeButtonDialog(
|
|
new ThreeButtonDialog.Details(SystemIcons.Error, msg)))
|
|
{
|
|
dlg.ShowDialog(this);
|
|
}
|
|
}
|
|
|
|
if (diskSpaceRequirements == null)
|
|
return;
|
|
|
|
if (diskSpaceRequirements.CanCleanup)
|
|
{
|
|
using (var d = new ThreeButtonDialog(
|
|
new ThreeButtonDialog.Details(SystemIcons.Warning,
|
|
diskSpaceRequirements.GetSpaceRequirementsMessage()),
|
|
new ThreeButtonDialog.TBDButton(Messages.OK, DialogResult.OK),
|
|
new ThreeButtonDialog.TBDButton(Messages.CANCEL, DialogResult.Cancel)))
|
|
{
|
|
if (d.ShowDialog(this) == DialogResult.OK)
|
|
{
|
|
// do the cleanup and retry uploading
|
|
CleanupDiskSpaceAction action = new CleanupDiskSpaceAction(diskSpaceRequirements.Host, null,
|
|
true);
|
|
|
|
action.Completed += delegate
|
|
{
|
|
if (action.Succeeded)
|
|
{
|
|
Program.Invoke(Program.MainWindow, TryUploading);
|
|
}
|
|
};
|
|
action.RunAsync();
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
using (var dlg = new ThreeButtonDialog(
|
|
new ThreeButtonDialog.Details(SystemIcons.Warning,
|
|
diskSpaceRequirements.GetSpaceRequirementsMessage())))
|
|
{
|
|
dlg.ShowDialog(this);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} |