mirror of
https://github.com/xcp-ng/xenadmin.git
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886 lines
38 KiB
C#
886 lines
38 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.ComponentModel;
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using System.Diagnostics;
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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.Alerts;
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using XenAdmin.Alerts.Types;
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using XenAdmin.Dialogs;
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using XenAdmin.Network;
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using XenAPI;
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namespace XenAdmin.Core
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{
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public class Updates
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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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public static event Action<bool, string> CheckForUpdatesCompleted;
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public static event Action CheckForUpdatesStarted;
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public static event Action RestoreDismissedUpdatesStarted;
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public static event Action<CollectionChangeEventArgs> UpdateAlertCollectionChanged;
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private static readonly object downloadedUpdatesLock = new object();
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private static List<XenServerVersion> XenServerVersionsForAutoCheck = new List<XenServerVersion>();
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private static List<XenServerPatch> XenServerPatches = new List<XenServerPatch>();
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private static List<XenCenterVersion> XenCenterVersions = new List<XenCenterVersion>();
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public static List<XenServerVersion> XenServerVersions = new List<XenServerVersion>();
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private static readonly object updateAlertsLock = new object();
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private static readonly List<Alert> updateAlerts = new List<Alert>();
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/// <summary>
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/// Locks and creates a new list of the update alerts
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/// </summary>
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public static List<Alert> UpdateAlerts
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{
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get
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{
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lock (updateAlertsLock)
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return updateAlerts.ToList();
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}
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}
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public static void RemoveUpdate(Alert update)
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{
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lock (updateAlertsLock)
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updateAlerts.Remove(update);
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UpdateAlertCollectionChanged?.Invoke(new CollectionChangeEventArgs(CollectionChangeAction.Remove, update));
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}
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/// <summary>
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/// If AutomaticCheck is enabled it checks for updates regardless the
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/// value of the parameter force. If AutomaticCheck is disabled it
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/// checks for all update types if force is true; forceRefresh causes
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/// the check for update action to run and refresh the Updates page
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/// </summary>
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public static void CheckForUpdates(bool force, bool forceRefresh = false)
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{
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if (Helpers.CommonCriteriaCertificationRelease)
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return;
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if (Properties.Settings.Default.AllowXenCenterUpdates ||
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Properties.Settings.Default.AllowXenServerUpdates ||
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Properties.Settings.Default.AllowPatchesUpdates || force || forceRefresh)
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{
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var action = CreateDownloadUpdatesXmlAction(
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Properties.Settings.Default.AllowXenCenterUpdates || force,
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Properties.Settings.Default.AllowXenServerUpdates || force,
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Properties.Settings.Default.AllowPatchesUpdates || force);
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action.Completed += actionCompleted;
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if (CheckForUpdatesStarted != null)
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CheckForUpdatesStarted();
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action.RunAsync();
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}
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}
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public static DownloadUpdatesXmlAction CreateDownloadUpdatesXmlAction(bool checkForXenCenter = false,
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bool checkForServerVersion = false, bool checkForPatches = false)
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{
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string userAgent = string.Format("{0}/{1}.{2} ({3}-bit)", BrandManager.BrandConsole, BrandManager.XenCenterVersion, Program.Version.Revision.ToString(), IntPtr.Size * 8);
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return new DownloadUpdatesXmlAction(checkForXenCenter, checkForServerVersion, checkForPatches,
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userAgent);
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}
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/// <summary>
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/// It does exactly what CheckForUpdates(true) does, but this is sync and shows an ActionProgressDialog while running
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/// </summary>
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/// <returns>true if the action has succeeded</returns>
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public static bool CheckForUpdatesSync(Control parentForProgressDialog)
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{
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if (Helpers.CommonCriteriaCertificationRelease)
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return false;
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var action = CreateDownloadUpdatesXmlAction(true, true, true);
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action.Completed += actionCompleted;
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if (CheckForUpdatesStarted != null)
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CheckForUpdatesStarted();
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if (parentForProgressDialog != null)
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{
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using (var dialog = new ActionProgressDialog(action, ProgressBarStyle.Marquee))
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dialog.ShowDialog(parentForProgressDialog);
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}
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else
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{
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action.RunExternal(action.Session);
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}
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return action.Succeeded;
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}
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private static void actionCompleted(ActionBase sender)
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{
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Program.AssertOffEventThread();
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if (!(sender is DownloadUpdatesXmlAction action))
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return;
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bool succeeded = action.Succeeded;
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string errorMessage = string.Empty;
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if (succeeded)
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{
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lock (downloadedUpdatesLock)
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{
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XenCenterVersions = action.XenCenterVersions;
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XenServerVersionsForAutoCheck = action.XenServerVersionsForAutoCheck;
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XenServerVersions = action.XenServerVersions;
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XenServerPatches = action.XenServerPatches;
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}
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}
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else
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{
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if (action.Exception != null)
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{
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if (action.Exception is System.Net.Sockets.SocketException)
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{
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errorMessage = Messages.AVAILABLE_UPDATES_NETWORK_ERROR;
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}
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else
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{
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// Clean up and remove excess newlines, carriage returns, trailing nonsense
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string errorText = action.Exception.Message.Trim();
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errorText = System.Text.RegularExpressions.Regex.Replace(errorText, @"\r\n+", "");
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errorMessage = string.Format(Messages.AVAILABLE_UPDATES_ERROR, errorText);
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}
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}
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if (string.IsNullOrEmpty(errorMessage))
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errorMessage = Messages.AVAILABLE_UPDATES_INTERNAL_ERROR;
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}
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lock (updateAlertsLock)
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{
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updateAlerts.Clear();
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if (succeeded)
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{
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var xenCenterAlerts = NewXenCenterUpdateAlerts(XenCenterVersions, Program.Version);
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updateAlerts.AddRange(xenCenterAlerts.Where(a => !a.IsDismissed()));
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var xenServerUpdateAlerts = NewXenServerVersionAlerts(XenServerVersionsForAutoCheck);
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updateAlerts.AddRange(xenServerUpdateAlerts.Where(a => !a.CanIgnore));
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var xenServerPatchAlerts = NewXenServerPatchAlerts(XenServerVersions, XenServerPatches);
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updateAlerts.AddRange(xenServerPatchAlerts.Where(a => !a.CanIgnore));
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}
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}
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UpdateAlertCollectionChanged?.Invoke(new CollectionChangeEventArgs(CollectionChangeAction.Refresh, UpdateAlerts));
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CheckForUpdatesCompleted?.Invoke(succeeded, errorMessage);
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}
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public static List<XenCenterUpdateAlert> NewXenCenterUpdateAlerts(List<XenCenterVersion> xenCenterVersions,
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Version currentProgramVersion)
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{
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if (Helpers.CommonCriteriaCertificationRelease)
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return new List<XenCenterUpdateAlert>();
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var alerts = new List<XenCenterUpdateAlert>();
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XenCenterVersion latest = null, latestCr = null;
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if (xenCenterVersions.Count != 0 && currentProgramVersion != new Version(0, 0, 0, 0))
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{
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var latestVersions = from v in xenCenterVersions where v.Latest select v;
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latest = latestVersions.FirstOrDefault(xcv => xcv.Lang == Program.CurrentLanguage) ??
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latestVersions.FirstOrDefault(xcv => string.IsNullOrEmpty(xcv.Lang));
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if (IsSuitableForXenCenterAlert(latest, currentProgramVersion))
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alerts.Add(new XenCenterUpdateAlert(latest));
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var latestCrVersions = from v in xenCenterVersions where v.LatestCr select v;
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latestCr = latestCrVersions.FirstOrDefault(xcv => xcv.Lang == Program.CurrentLanguage) ??
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latestCrVersions.FirstOrDefault(xcv => string.IsNullOrEmpty(xcv.Lang));
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if (latestCr != latest && IsSuitableForXenCenterAlert(latestCr, currentProgramVersion))
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alerts.Add(new XenCenterUpdateAlert(latestCr));
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}
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if (alerts.Count == 0)
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{
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log.InfoFormat("Not alerting XenCenter update - latest = {0}, latestcr = {1}, detected = {2}",
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latest != null ? latest.VersionAndLang : "", latestCr != null ? latestCr.VersionAndLang : "", Program.VersionAndLanguage);
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}
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return alerts;
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}
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private static bool IsSuitableForXenCenterAlert(XenCenterVersion toUse, Version currentProgramVersion)
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{
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if (toUse == null)
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return false;
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return toUse.Version > currentProgramVersion ||
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(toUse.Version == currentProgramVersion && toUse.Lang == Program.CurrentLanguage &&
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!FriendlyNameManager.IsCultureLoaded(Program.CurrentCulture));
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}
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public static List<XenServerPatchAlert> NewXenServerPatchAlerts(List<XenServerVersion> xenServerVersions,
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List<XenServerPatch> xenServerPatches)
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{
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if (Helpers.CommonCriteriaCertificationRelease)
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return new List<XenServerPatchAlert>();
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var alerts = new List<XenServerPatchAlert>();
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var xenServerVersionsAsUpdates = xenServerVersions.Where(v => v.IsVersionAvailableAsAnUpdate);
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foreach (IXenConnection xenConnection in ConnectionsManager.XenConnectionsCopy)
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{
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Host master = Helpers.GetMaster(xenConnection);
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Pool pool = Helpers.GetPoolOfOne(xenConnection);
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List<Host> hosts = xenConnection.Cache.Hosts.ToList();
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if (master == null || pool == null)
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continue;
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var serverVersions = new List<XenServerVersion>();
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foreach (Host host in hosts)
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{
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var serverVersion = GetServerVersions(host, xenServerVersions);
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serverVersions.AddRange(serverVersion);
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}
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serverVersions = serverVersions.Distinct().ToList();
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if (serverVersions.Count == 0)
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continue;
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foreach (XenServerVersion xenServerVersion in serverVersions)
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{
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XenServerVersion version = xenServerVersion;
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List<XenServerPatch> patches = xenServerPatches.FindAll(patch => version.Patches.Contains(patch));
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if (patches.Count == 0)
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continue;
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foreach (XenServerPatch xenServerPatch in patches)
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{
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XenServerVersion newServerVersion = xenServerVersionsAsUpdates.FirstOrDefault(newVersion => newVersion.PatchUuid.Equals(xenServerPatch.Uuid, StringComparison.OrdinalIgnoreCase));
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var alert = new XenServerPatchAlert(xenServerPatch, newServerVersion);
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var existingAlert = alerts.Find(al => al.Equals(alert));
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if (existingAlert != null)
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alert = existingAlert;
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else
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alerts.Add(alert);
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if (!xenConnection.IsConnected)
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continue;
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XenServerPatch serverPatch = xenServerPatch;
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var noPatchHosts = hosts.Where(host => PatchCanBeInstalledOnHost(serverPatch, host)).ToList();
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if (noPatchHosts.Count == hosts.Count)
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alert.IncludeConnection(xenConnection);
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else
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alert.IncludeHosts(noPatchHosts);
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}
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}
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}
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return alerts;
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}
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private static bool PatchCanBeInstalledOnHost(XenServerPatch serverPatch, Host host)
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{
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Debug.Assert(serverPatch != null);
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Debug.Assert(host != null);
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// A patch is applicable to host if the patch is amongst the current version patches
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var patchIsApplicable = GetServerVersions(host, XenServerVersions).Any(v => v.Patches.Contains(serverPatch));
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if (!patchIsApplicable)
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return false;
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// A patch can be installed on a host if:
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// 1. it is not already installed and
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// 2. the host has all the required patches installed and
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// 3. the host doesn't have any of the conflicting patches installed
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bool elyOrGreater = Helpers.ElyOrGreater(host);
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var appliedUpdates = host.AppliedUpdates();
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var appliedPatches = host.AppliedPatches();
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// 1. patch is not already installed
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if (elyOrGreater && appliedUpdates.Any(update => string.Equals(update.uuid, serverPatch.Uuid, StringComparison.OrdinalIgnoreCase)))
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return false;
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if (!elyOrGreater && appliedPatches.Any(patch => string.Equals(patch.uuid, serverPatch.Uuid, StringComparison.OrdinalIgnoreCase)))
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return false;
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// 2. the host has all the required patches installed
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if (serverPatch.RequiredPatches != null && serverPatch.RequiredPatches.Count > 0 &&
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!serverPatch.RequiredPatches
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.All(requiredPatchUuid =>
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elyOrGreater && appliedUpdates.Any(update => string.Equals(update.uuid, requiredPatchUuid, StringComparison.OrdinalIgnoreCase))
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|| !elyOrGreater && appliedPatches.Any(patch => string.Equals(patch.uuid, requiredPatchUuid, StringComparison.OrdinalIgnoreCase))
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)
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)
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return false;
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// 3. the host doesn't have any of the conflicting patches installed
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if (serverPatch.ConflictingPatches != null && serverPatch.ConflictingPatches.Count > 0 &&
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serverPatch.ConflictingPatches
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.Any(conflictingPatchUuid =>
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elyOrGreater && appliedUpdates.Any(update => string.Equals(update.uuid, conflictingPatchUuid, StringComparison.OrdinalIgnoreCase))
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|| !elyOrGreater && appliedPatches.Any(patch => string.Equals(patch.uuid, conflictingPatchUuid, StringComparison.OrdinalIgnoreCase))
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)
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)
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return false;
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return true;
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}
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/// <summary>
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/// If parameter is null, it returns latestcr XenCenter version if it is greater than current XC version,
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/// or null, if the current XC version is latestcr.
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/// If parameter is not null, it returns the minimum XenCenter version if it is greater than the current XC version,
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/// or null, if the minimum XC version couldn't be found or the current XC version is enough.
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/// </summary>
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public static XenCenterVersion GetRequiredXenCenterVersion(XenServerVersion serverVersion)
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{
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if (XenCenterVersions.Count == 0)
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return null;
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var currentProgramVersion = Program.Version;
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if (currentProgramVersion == new Version(0, 0, 0, 0))
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return null;
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if (serverVersion == null)
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return XenCenterVersions.FirstOrDefault(xcv => xcv.LatestCr && xcv.Version > currentProgramVersion);
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var minXcVersion = serverVersion.MinimumXcVersion;
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if (minXcVersion == null)
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return null;
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var minimumXcVersion = XenCenterVersions.FirstOrDefault(xcv => xcv.Version == minXcVersion);
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return minimumXcVersion != null && minimumXcVersion.Version > currentProgramVersion
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? minimumXcVersion
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: null;
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}
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/// <summary>
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/// This method returns the minimal set of patches for a host if this class already has information about them.
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/// Otherwise it returns empty list.
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/// Calling this function will not initiate a download or update.
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/// </summary>
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public static List<XenServerPatch> RecommendedPatchesForHost(Host host)
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{
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var recommendedPatches = new List<XenServerPatch>();
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if (XenServerVersions == null)
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return null;
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var serverVersions = GetServerVersions(host, XenServerVersions);
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if (serverVersions.Count != 0)
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{
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var minimumPatches = serverVersions[0].MinimalPatches;
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if (minimumPatches == null) //unknown
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return null;
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bool elyOrGreater = Helpers.ElyOrGreater(host);
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var appliedPatches = host.AppliedPatches();
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var appliedUpdates = host.AppliedUpdates();
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if (elyOrGreater)
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{
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recommendedPatches = minimumPatches.FindAll(p => !appliedUpdates.Any(au => string.Equals(au.uuid, p.Uuid, StringComparison.OrdinalIgnoreCase)));
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}
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else
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{
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recommendedPatches = minimumPatches.FindAll(p => !appliedPatches.Any(ap => string.Equals(ap.uuid, p.Uuid, StringComparison.OrdinalIgnoreCase)));
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}
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}
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return recommendedPatches;
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}
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public static List<XenServerPatch> GetMinimalPatches(IXenConnection conn)
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{
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var version = GetCommonServerVersionOfHostsInAConnection(conn, XenServerVersions);
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return GetMinimalPatches(version);
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}
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public static List<XenServerPatch> GetMinimalPatches(Host host)
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{
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if (host == null || host.Connection == null || XenServerVersions== null)
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return null;
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var hostVersions = GetServerVersions(host, XenServerVersions);
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return GetMinimalPatches(hostVersions.FirstOrDefault());
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}
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private static List<XenServerPatch> GetMinimalPatches(XenServerVersion version)
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{
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if (version == null || version.MinimalPatches == null)
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return null;
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var minimalPatches = new List<XenServerPatch>(version.MinimalPatches);
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// if there is a "new version" update in the update sequence, also add the minimal patches of this new version
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if (minimalPatches.Count > 0)
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{
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// assuming that the new version update (if there is one) is the last one in the minimal patches list
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var lastUpdate = minimalPatches[minimalPatches.Count - 1];
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var newServerVersion = XenServerVersions.FirstOrDefault(
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v => v.IsVersionAvailableAsAnUpdate && v.PatchUuid.Equals(lastUpdate.Uuid, StringComparison.OrdinalIgnoreCase));
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if (newServerVersion != null && newServerVersion.MinimalPatches != null)
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minimalPatches.AddRange(newServerVersion.MinimalPatches);
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}
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return minimalPatches;
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}
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/// <summary>
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/// Gets an upgrade sequence that contains a version upgrade, optionally followed by the minimal patches for the new version
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/// </summary>
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/// <param name="alert">The alert that refers the version-update</param>
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/// <param name="updateTheNewVersion">Also add the minimum patches for the new version (true) or not (false).</param>
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public static List<XenServerPatch> GetMinimalPatches(XenServerPatchAlert alert, bool updateTheNewVersion)
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{
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Debug.Assert(alert != null);
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var minimalPatches = new List<XenServerPatch> {alert.Patch};
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// if it's a version upgrade the min sequence will be this patch (the upgrade) and the min patches for the new version
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if (updateTheNewVersion && alert.NewServerVersion != null && alert.NewServerVersion.MinimalPatches != null)
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{
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minimalPatches.AddRange(alert.NewServerVersion.MinimalPatches);
|
|
}
|
|
|
|
return minimalPatches;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets all the patches for the given connection
|
|
/// </summary>
|
|
public static List<XenServerPatch> GetAllPatches(IXenConnection conn)
|
|
{
|
|
var version = GetCommonServerVersionOfHostsInAConnection(conn, XenServerVersions);
|
|
return GetAllPatches(version);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets an upgrade sequence that contains a version upgrade, optionally followed by all the patches for the new version
|
|
/// </summary>
|
|
public static List<XenServerPatch> GetAllPatches(XenServerPatchAlert alert, bool updateTheNewVersion)
|
|
{
|
|
Debug.Assert(alert != null);
|
|
|
|
var allPatches = new List<XenServerPatch> { alert.Patch };
|
|
|
|
// if it's a version upgrade the update sequence will be this patch (the upgrade) and the patches for the new version
|
|
if (updateTheNewVersion && alert.NewServerVersion != null)
|
|
{
|
|
var newVersionPatches = GetAllPatches(alert.NewServerVersion);
|
|
if (newVersionPatches != null)
|
|
allPatches.AddRange(newVersionPatches);
|
|
}
|
|
|
|
return allPatches;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets all the patches for the given server version, including the cumulative updates and the patches on those
|
|
/// </summary>
|
|
private static List<XenServerPatch> GetAllPatches(XenServerVersion version)
|
|
{
|
|
if (version == null || version.Patches == null)
|
|
return null;
|
|
|
|
// exclude patches that are new versions (we will include the cumulative updates later)
|
|
var excludedUuids = XenServerVersions.Where(v => v.IsVersionAvailableAsAnUpdate).Select(v => v.PatchUuid);
|
|
|
|
var allPatches = new List<XenServerPatch>(version.Patches.Where(p => !excludedUuids.Contains(p.Uuid)));
|
|
|
|
// if there is a "new version" update in the minimal patches (e.g. a cumulative update), also add this new version update and all the patches on it
|
|
if (version.MinimalPatches != null && version.MinimalPatches.Count > 0)
|
|
{
|
|
// assuming that the new version update (if there is one) is the last one in the minimal patches list
|
|
var lastUpdate = version.MinimalPatches[version.MinimalPatches.Count - 1];
|
|
|
|
var newServerVersion = XenServerVersions.FirstOrDefault(
|
|
v => v.IsVersionAvailableAsAnUpdate && v.PatchUuid.Equals(lastUpdate.Uuid, StringComparison.OrdinalIgnoreCase));
|
|
|
|
if (newServerVersion != null)
|
|
{
|
|
allPatches.Add(lastUpdate);
|
|
if (newServerVersion.Patches != null)
|
|
allPatches.AddRange(newServerVersion.Patches);
|
|
}
|
|
}
|
|
|
|
return allPatches;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Returns a XenServerVersion if all hosts of the pool have the same version
|
|
/// Returns null if it is unknown or they don't match
|
|
/// </summary>
|
|
private static XenServerVersion GetCommonServerVersionOfHostsInAConnection(IXenConnection connection, List<XenServerVersion> xsVersions)
|
|
{
|
|
if (connection == null || xsVersions == null)
|
|
return null;
|
|
|
|
XenServerVersion commonXenServerVersion = null;
|
|
List<Host> hosts = connection.Cache.Hosts.ToList();
|
|
|
|
foreach (Host host in hosts)
|
|
{
|
|
var hostVersions = GetServerVersions(host, xsVersions);
|
|
|
|
var foundVersion = hostVersions.FirstOrDefault();
|
|
|
|
if (foundVersion == null)
|
|
{
|
|
return null;
|
|
}
|
|
else
|
|
{
|
|
if (commonXenServerVersion == null)
|
|
{
|
|
commonXenServerVersion = foundVersion;
|
|
}
|
|
else
|
|
{
|
|
if (commonXenServerVersion != foundVersion)
|
|
return null;
|
|
}
|
|
}
|
|
}
|
|
|
|
return commonXenServerVersion;
|
|
}
|
|
|
|
public static List<XenServerPatch> GetPatchSequenceForHost(Host h, List<XenServerPatch> minimalPatches)
|
|
{
|
|
if (minimalPatches == null)
|
|
return null;
|
|
|
|
var appliedUpdateUuids = Helpers.ElyOrGreater(h)
|
|
? h.AppliedUpdates().Select(u => u.uuid).ToList()
|
|
: h.AppliedPatches().Select(p => p.uuid).ToList();
|
|
|
|
var neededPatches = new List<XenServerPatch>(minimalPatches);
|
|
var sequence = new List<XenServerPatch>();
|
|
|
|
//Iterate through minimalPatches once; in each iteration, move the first item from L0
|
|
//that has its dependencies met to the end of the update schedule
|
|
for (int i = 0; i < neededPatches.Count; i++)
|
|
{
|
|
var p = neededPatches[i];
|
|
|
|
if (appliedUpdateUuids.Any(apu => string.Equals(apu, p.Uuid, StringComparison.OrdinalIgnoreCase)))
|
|
continue; //the patch has been applied
|
|
|
|
if (p.RequiredPatches == null || p.RequiredPatches.Count == 0 // no requirements
|
|
|| p.RequiredPatches.All(rp => //all the required patches are already in the sequence or have already been applied
|
|
sequence.Any(useqp => string.Equals(useqp.Uuid, rp, StringComparison.OrdinalIgnoreCase))
|
|
|| appliedUpdateUuids.Any(apu => string.Equals(apu, rp, StringComparison.OrdinalIgnoreCase))
|
|
)
|
|
)
|
|
{
|
|
// this patch can be added to the upgrade sequence now
|
|
sequence.Add(p);
|
|
|
|
// by now the patch has either been added to the upgrade sequence or something already contains it among the installed patches
|
|
neededPatches.RemoveAt(i);
|
|
|
|
//resetting position - the loop will start on 0. item
|
|
i = -1;
|
|
}
|
|
}
|
|
|
|
return sequence;
|
|
}
|
|
|
|
public static List<XenServerVersionAlert> NewXenServerVersionAlerts(List<XenServerVersion> xenServerVersions)
|
|
{
|
|
if (Helpers.CommonCriteriaCertificationRelease)
|
|
return new List<XenServerVersionAlert>();
|
|
|
|
var latestVersion = xenServerVersions.FindAll(item => item.Latest).OrderByDescending(v => v.Version).FirstOrDefault();
|
|
var latestCrVersion = xenServerVersions.FindAll(item => item.LatestCr).OrderByDescending(v => v.Version).FirstOrDefault();
|
|
|
|
List<XenServerVersionAlert> alerts = new List<XenServerVersionAlert>();
|
|
|
|
if (latestVersion != null)
|
|
alerts.Add(CreateAlertForXenServerVersion(latestVersion));
|
|
|
|
if (latestCrVersion != null && latestCrVersion != latestVersion)
|
|
alerts.Add(CreateAlertForXenServerVersion(latestCrVersion));
|
|
|
|
return alerts;
|
|
}
|
|
|
|
private static XenServerVersionAlert CreateAlertForXenServerVersion(XenServerVersion version)
|
|
{
|
|
var alert = new XenServerVersionAlert(version);
|
|
|
|
// the patch that installs this version, if any
|
|
var patch = XenServerPatches.FirstOrDefault(p => p.Uuid.Equals(version.PatchUuid, StringComparison.OrdinalIgnoreCase));
|
|
|
|
foreach (IXenConnection xc in ConnectionsManager.XenConnectionsCopy)
|
|
{
|
|
if (!xc.IsConnected)
|
|
continue;
|
|
|
|
Host master = Helpers.GetMaster(xc);
|
|
Pool pool = Helpers.GetPoolOfOne(xc);
|
|
List<Host> hosts = xc.Cache.Hosts.ToList();
|
|
if (master == null || pool == null)
|
|
continue;
|
|
|
|
// Show the Upgrade alert for a host if:
|
|
// - the host version is older than this version AND
|
|
// - there is no patch (amongst the current version patches) that can update to this version OR, if there is a patch, the patch cannot be installed
|
|
|
|
var outOfDateHosts = hosts.Where(host => new Version(Helpers.HostProductVersion(host)) < version.Version
|
|
&& (patch == null || !PatchCanBeInstalledOnHost(patch, host))).ToList();
|
|
|
|
if (outOfDateHosts.Count == hosts.Count)
|
|
alert.IncludeConnection(xc);
|
|
else
|
|
alert.IncludeHosts(outOfDateHosts);
|
|
}
|
|
|
|
return alert;
|
|
}
|
|
|
|
public static List<XenServerVersion> GetServerVersions(Host host, List<XenServerVersion> xenServerVersions)
|
|
{
|
|
var serverVersions = xenServerVersions.FindAll(version =>
|
|
{
|
|
if (version.BuildNumber != string.Empty)
|
|
return (host.BuildNumberRaw() == version.BuildNumber);
|
|
|
|
return Helpers.HostProductVersion(host) == version.Version.ToString();
|
|
});
|
|
return serverVersions;
|
|
}
|
|
|
|
public static void RefreshUpdateAlerts(UpdateType flags)
|
|
{
|
|
var alerts = new List<XenServerUpdateAlert>();
|
|
|
|
if (flags.HasFlag(UpdateType.ServerVersion))
|
|
alerts.AddRange(NewXenServerVersionAlerts(XenServerVersionsForAutoCheck));
|
|
|
|
if (flags.HasFlag(UpdateType.ServerPatches))
|
|
alerts.AddRange(NewXenServerPatchAlerts(XenServerVersions, XenServerPatches));
|
|
|
|
bool changed = false;
|
|
|
|
try
|
|
{
|
|
lock (updateAlertsLock)
|
|
{
|
|
foreach (var alert in alerts)
|
|
{
|
|
var existingAlert = updateAlerts.FirstOrDefault(a => a.Equals(alert));
|
|
|
|
if (existingAlert != null && alert.CanIgnore)
|
|
{
|
|
updateAlerts.Remove(existingAlert);
|
|
changed = true;
|
|
}
|
|
else if (existingAlert is XenServerUpdateAlert updAlert)
|
|
{
|
|
updateAlerts.Remove(updAlert);
|
|
updAlert.CopyConnectionsAndHosts(alert);
|
|
if (!updateAlerts.Contains(updAlert))
|
|
updateAlerts.Add(updAlert);
|
|
changed = true;
|
|
}
|
|
else if (!alert.CanIgnore && !updateAlerts.Contains(alert))
|
|
{
|
|
updateAlerts.Add(alert);
|
|
changed = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (changed)
|
|
UpdateAlertCollectionChanged?.Invoke(new CollectionChangeEventArgs(CollectionChangeAction.Refresh, UpdateAlerts));
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
log.Error("Failed to refresh the updates", e);
|
|
}
|
|
}
|
|
|
|
public static void RestoreDismissedUpdates()
|
|
{
|
|
var actions = new List<AsyncAction>();
|
|
foreach (IXenConnection connection in ConnectionsManager.XenConnectionsCopy)
|
|
actions.Add(new RestoreDismissedUpdatesAction(connection));
|
|
|
|
var action = new ParallelAction(Messages.RESTORE_DISMISSED_UPDATES, Messages.RESTORING, Messages.COMPLETED, actions, true, false);
|
|
action.Completed += action_Completed;
|
|
|
|
RestoreDismissedUpdatesStarted?.Invoke();
|
|
|
|
action.RunAsync();
|
|
}
|
|
|
|
private static void action_Completed(ActionBase action)
|
|
{
|
|
Program.Invoke(Program.MainWindow, () =>
|
|
{
|
|
Properties.Settings.Default.LatestXenCenterSeen = "";
|
|
Settings.TrySaveSettings();
|
|
|
|
CheckForUpdates(true);
|
|
});
|
|
}
|
|
|
|
private static XenServerPatchAlert FindPatchAlert(Predicate<XenServerPatch> predicate)
|
|
{
|
|
var existingAlert = UpdateAlerts.FirstOrDefault(a => a is XenServerPatchAlert patchAlert && predicate(patchAlert.Patch));
|
|
if (existingAlert != null)
|
|
return existingAlert as XenServerPatchAlert;
|
|
|
|
if (XenServerPatches.Count == 0)
|
|
return null;
|
|
|
|
var xenServerPatch = XenServerPatches.FirstOrDefault(p => predicate(p));
|
|
if (xenServerPatch == null)
|
|
return null;
|
|
|
|
var newServerVersion = XenServerVersions.FirstOrDefault(v => v.IsVersionAvailableAsAnUpdate &&
|
|
v.PatchUuid.Equals(xenServerPatch.Uuid, StringComparison.OrdinalIgnoreCase));
|
|
|
|
return new XenServerPatchAlert(xenServerPatch, newServerVersion);
|
|
}
|
|
|
|
public static XenServerPatchAlert FindPatchAlertByUuid(string uuid)
|
|
{
|
|
if (string.IsNullOrEmpty(uuid))
|
|
return null;
|
|
return FindPatchAlert(p => p.Uuid.Equals(uuid, StringComparison.OrdinalIgnoreCase));
|
|
}
|
|
|
|
public static XenServerPatchAlert FindPatchAlertByName(string patchName)
|
|
{
|
|
if (string.IsNullOrEmpty(patchName))
|
|
return null;
|
|
return FindPatchAlert(p => p.Name.Equals(patchName, StringComparison.OrdinalIgnoreCase));
|
|
}
|
|
|
|
public static hotfix_eligibility HotfixEligibility(Host host, out XenServerVersion xenServerVersion)
|
|
{
|
|
xenServerVersion = null;
|
|
if (XenServerVersions == null)
|
|
return hotfix_eligibility.all;
|
|
|
|
xenServerVersion = GetServerVersions(host, XenServerVersions).FirstOrDefault();
|
|
|
|
return xenServerVersion?.HotfixEligibility ?? hotfix_eligibility.all;
|
|
}
|
|
|
|
public static void CheckHotfixEligibility(IXenConnection connection)
|
|
{
|
|
var master = Helpers.GetMaster(connection);
|
|
if (master == null)
|
|
return;
|
|
|
|
var hotfixEligibility = HotfixEligibility(master, out var xenServerVersion);
|
|
|
|
if (!HotfixEligibilityAlert.IsAlertNeeded(hotfixEligibility, xenServerVersion, !master.IsFreeLicenseOrExpired()))
|
|
{
|
|
Alert.RemoveAlert(a => a is HotfixEligibilityAlert && connection.Equals(a.Connection));
|
|
return;
|
|
}
|
|
|
|
var alertIndex = Alert.FindAlertIndex(a => a is HotfixEligibilityAlert alert && connection.Equals(alert.Connection) && xenServerVersion == alert.Version);
|
|
if (alertIndex == -1)
|
|
{
|
|
Alert.RemoveAlert(a => a is HotfixEligibilityAlert && connection.Equals(a.Connection)); // ensure that there is no other alert for this connection
|
|
Alert.AddAlert(new HotfixEligibilityAlert(connection, xenServerVersion));
|
|
}
|
|
else
|
|
Alert.RefreshAlertAt(alertIndex);
|
|
}
|
|
|
|
public static void CheckHotfixEligibility()
|
|
{
|
|
var alerts = new List<HotfixEligibilityAlert>();
|
|
|
|
foreach (var connection in ConnectionsManager.XenConnectionsCopy)
|
|
{
|
|
if (!connection.IsConnected)
|
|
continue;
|
|
|
|
var master = Helpers.GetMaster(connection);
|
|
if (master == null)
|
|
continue;
|
|
|
|
var hotfixEligibility = HotfixEligibility(master, out var xenServerVersion);
|
|
if (!HotfixEligibilityAlert.IsAlertNeeded(hotfixEligibility, xenServerVersion, !master.IsFreeLicenseOrExpired()))
|
|
continue;
|
|
|
|
alerts.Add(new HotfixEligibilityAlert(connection, xenServerVersion));
|
|
}
|
|
|
|
Alert.RemoveAlert(a => a is HotfixEligibilityAlert);
|
|
Alert.AddAlertRange(alerts);
|
|
}
|
|
|
|
[Flags]
|
|
public enum UpdateType : short
|
|
{
|
|
None = 0,
|
|
ServerPatches = 1,
|
|
ServerVersion = 2,
|
|
XenCenterVersion = 4
|
|
}
|
|
}
|
|
}
|