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9f0998b336
If errors are found the error info at the bottom of the page shows up, however this should not happen while still checking and before any errors have been found. Same applies for Prechecks page of Install Update Wizard. Signed-off-by: Mihaela Stoica <mihaela.stoica@citrix.com>
605 lines
23 KiB
C#
605 lines
23 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.Drawing;
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using System.Linq;
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using System.Threading;
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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.Diagnostics.Checks;
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using XenAdmin.Diagnostics.Problems;
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using XenAdmin.Diagnostics.Problems.HostProblem;
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using XenAdmin.Dialogs;
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using XenAdmin.Properties;
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using XenAPI;
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using XenAdmin.Diagnostics.Problems.VMProblem;
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namespace XenAdmin.Wizards.PatchingWizard
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{
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public partial class PatchingWizard_PrecheckPage : 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 BackgroundWorker _worker = null;
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public List<Host> SelectedServers = new List<Host>();
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public List<Problem> ProblemsResolvedPreCheck = new List<Problem>();
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protected List<Pool> SelectedPools
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{
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get
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{
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return SelectedServers.Select(host => Helpers.GetPool(host.Connection)).Where(pool => pool != null).Distinct().ToList();
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}
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}
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public PatchingWizard_PrecheckPage()
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{
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InitializeComponent();
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dataGridView1.BackgroundColor = dataGridView1.DefaultCellStyle.BackColor;
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checkBoxViewPrecheckFailuresOnly.Checked = true;
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}
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public override string PageTitle
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{
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get
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{
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return Messages.PATCHINGWIZARD_PRECHECKPAGE_TITLE;
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}
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}
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public override string Text
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{
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get
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{
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return Messages.PATCHINGWIZARD_PRECHECKPAGE_TEXT;
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}
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}
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public override string HelpID
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{
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get { return "UpdatePrechecks"; }
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}
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public override bool EnablePrevious()
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{
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return _worker != null && !_worker.IsBusy;
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}
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void Connection_ConnectionStateChanged(object sender, EventArgs e)
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{
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Program.Invoke(Program.MainWindow, RefreshRechecks);
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}
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private void RegisterEventHandlers()
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{
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foreach (Host selectedServer in SelectedServers)
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{
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selectedServer.Connection.ConnectionStateChanged += Connection_ConnectionStateChanged;
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}
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}
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private void DeregisterEventHandlers()
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{
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foreach (Host selectedServer in SelectedServers)
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{
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selectedServer.Connection.ConnectionStateChanged -= Connection_ConnectionStateChanged;
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}
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}
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public override void PageLoaded(PageLoadedDirection direction)
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{
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base.PageLoaded(direction);
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try
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{
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RegisterEventHandlers();
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if (direction == PageLoadedDirection.Back)
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return;
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labelPrechecksFirstLine.Text = string.Format(Messages.PATCHINGWIZARD_PRECHECKPAGE_FIRSTLINE, Patch.Name);
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RefreshRechecks();
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}
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catch (Exception e)
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{
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log.Error(e, e);
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throw;//better throw an exception rather than closing the wizard suddenly and silently
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}
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}
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protected void RefreshRechecks()
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{
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buttonResolveAll.Enabled = buttonReCheckProblems.Enabled = false;
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_worker = null;
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_worker = new BackgroundWorker();
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_worker.DoWork += new DoWorkEventHandler(worker_DoWork);
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_worker.WorkerReportsProgress = true;
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_worker.WorkerSupportsCancellation = true;
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_worker.ProgressChanged += new ProgressChangedEventHandler(worker_ProgressChanged);
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_worker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(_worker_RunWorkerCompleted);
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_worker.RunWorkerAsync(Patch);
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}
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private void _worker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
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{
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if (!e.Cancelled)
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OnPageUpdated();
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progressBar1.Value = 100;
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bool problemsFound = false;
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foreach (PreCheckGridRow row in dataGridView1.Rows)
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{
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PreCheckHostRow hostRow = row as PreCheckHostRow;
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//CA-65508: if the problem cannot be solved immediately there's no point in enabling the Resolve All button
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if (hostRow != null && hostRow.IsProblem && !string.IsNullOrEmpty(hostRow.Solution))
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{
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problemsFound = true;
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break;
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}
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}
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buttonResolveAll.Enabled = problemsFound;
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buttonReCheckProblems.Enabled = true;
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}
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private void AddRowToGridView(DataGridViewRow row)
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{
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lock (_update_grid_lock)
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{
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dataGridView1.Rows.Add(row);
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}
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}
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private void worker_ProgressChanged(object sender, ProgressChangedEventArgs e)
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{
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try
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{
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PreCheckHostRow rowHost = e.UserState as PreCheckHostRow;
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if (rowHost != null)
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{
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if (checkBoxViewPrecheckFailuresOnly.Checked && rowHost.Problem != null || !checkBoxViewPrecheckFailuresOnly.Checked)
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AddRowToGridView(rowHost);
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}
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else
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{
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var row = e.UserState as DataGridViewRow;
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if (row != null && !dataGridView1.Rows.Contains(row))
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{
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AddRowToGridView(row);
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}
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}
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int step = (int)((1.0 / ((float)_numberChecks)) * e.ProgressPercentage);
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progressBar1.Value += (step + progressBar1.Value) > 100 ? 0 : step;
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}
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catch (Exception) { }
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}
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private PreCheckHostRow ExecuteCheck(Check check)
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{
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Problem problem = check.RunCheck();
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if (problem != null)
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{
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if (problem is HostNotLive)
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{
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// this host is no longer live -> remove all previous problems regarding this host
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Problem curProblem = problem;
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ProblemsResolvedPreCheck.RemoveAll(p => p.Check.Host == curProblem.Check.Host);
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}
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if (ProblemsResolvedPreCheck.Contains(problem))
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{
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Problem curProblem = problem;
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problem = ProblemsResolvedPreCheck.Find(p => p.Equals(curProblem));
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}
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else
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ProblemsResolvedPreCheck.Add(problem);
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return new PreCheckHostRow(problem);
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}
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return new PreCheckHostRow(check);
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}
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private int _numberChecks = 0;
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private readonly object _lock = new object();
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private readonly object _update_grid_lock = new object();
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private void worker_DoWork(object sender, DoWorkEventArgs e)
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{
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lock (_lock)
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{
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Program.Invoke(this, () =>
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{
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dataGridView1.Rows.Clear();
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progressBar1.Value = 0;
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});
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Pool_patch patch = e.Argument as Pool_patch;
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List<KeyValuePair<string, List<Check>>> checks = GenerateChecks(patch);
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_numberChecks = checks.Count;
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for (int i = 0; i < checks.Count; i++)
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{
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if (_worker.CancellationPending)
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{
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e.Cancel = true;
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return;
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}
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List<Check> checkGroup = checks[i].Value;
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PreCheckHeaderRow headerRow =
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new PreCheckHeaderRow(string.Format(Messages.PATCHING_WIZARD_PRECHECK_STATUS, checks[i].Key));
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_worker.ReportProgress(5, headerRow);
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PreCheckResult precheckResult = PreCheckResult.OK;
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for (int j = 0; j < checkGroup.Count; j++)
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{
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if (_worker.CancellationPending)
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{
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e.Cancel = true;
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return;
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}
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Check check = checkGroup[j];
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PreCheckHostRow row = ExecuteCheck(check);
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if (precheckResult != PreCheckResult.Failed && row.Problem != null)
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precheckResult = row.IsProblem ? PreCheckResult.Failed : PreCheckResult.Warning;
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_worker.ReportProgress(PercentageSelectedServers(j + 1), row);
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}
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lock (_update_grid_lock)
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{
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headerRow.UpdateDescription(precheckResult);
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}
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}
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}
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}
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protected virtual List<KeyValuePair<string, List<Check>>> GenerateChecks(Pool_patch patch)
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{
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List<KeyValuePair<string, List<Check>>> checks = new List<KeyValuePair<string, List<Check>>>();
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//HostLivenessCheck checks
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checks.Add(new KeyValuePair<string, List<Check>>(Messages.CHECKING_HOST_LIVENESS_STATUS, new List<Check>()));
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List<Check> checkGroup = checks[checks.Count - 1].Value;
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foreach (Host host in SelectedServers)
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{
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checkGroup.Add(new HostLivenessCheck(host));
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}
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//HA checks
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checks.Add(new KeyValuePair<string, List<Check>>(Messages.CHECKING_HA_STATUS, new List<Check>()));
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checkGroup = checks[checks.Count - 1].Value;
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foreach (Host host in SelectedServers)
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{
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if (Helpers.HostIsMaster(host))
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checkGroup.Add(new HAOffCheck(host));
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}
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//Checking can evacuate host
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//CA-97061 - evacuate host -> suspended VMs. This is only needed for restartHost
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if (patch != null && patch.after_apply_guidance.Contains(after_apply_guidance.restartHost))
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{
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checks.Add(new KeyValuePair<string, List<Check>>(Messages.CHECKING_CANEVACUATE_STATUS, new List<Check>()));
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checkGroup = checks[checks.Count - 1].Value;
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foreach (Host host in SelectedServers)
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{
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checkGroup.Add(new AssertCanEvacuateCheck(host));
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}
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}
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//PBDsPluggedCheck
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checks.Add(new KeyValuePair<string, List<Check>>(Messages.CHECKING_STORAGE_CONNECTIONS_STATUS, new List<Check>()));
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checkGroup = checks[checks.Count - 1].Value;
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foreach (Host host in SelectedServers)
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{
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checkGroup.Add(new PBDsPluggedCheck(host));
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}
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//Checking other things
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checks.Add(new KeyValuePair<string, List<Check>>(Messages.CHECKING_SERVER_SIDE_STATUS, new List<Check>()));
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checkGroup = checks[checks.Count - 1].Value;
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foreach (Host host in SelectedServers)
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{
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List<Pool_patch> poolPatches = new List<Pool_patch>(host.Connection.Cache.Pool_patches);
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Pool_patch poolPatchFromHost = poolPatches.Find(otherPatch => otherPatch.uuid == patch.uuid);
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checkGroup.Add(new PatchPrecheckCheck(host, poolPatchFromHost));
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}
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return checks;
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}
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[DefaultValue(true)]
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protected bool ManualUpgrade { set; get; }
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private int PercentageSelectedServers(int i)
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{
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return (int)(((float)i / (float)(SelectedServers.Count)) * 100);
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}
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public override void PageCancelled()
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{
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DeregisterEventHandlers();
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if (_worker != null)
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_worker.CancelAsync();
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}
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public override void PageLeave(PageLoadedDirection direction, ref bool cancel)
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{
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DeregisterEventHandlers();
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if (direction == PageLoadedDirection.Back && _worker != null)
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{
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_worker.CancelAsync();
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_worker = null;
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}
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base.PageLeave(direction, ref cancel);
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}
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public override bool EnableNext()
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{
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bool problemsFound = false;
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foreach (DataGridViewRow row in dataGridView1.Rows)
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{
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PreCheckHostRow preCheckHostRow = row as PreCheckHostRow;
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if (preCheckHostRow != null && preCheckHostRow.IsProblem)
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{
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problemsFound = true;
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break;
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}
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}
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bool result = _worker != null && !_worker.IsBusy && !problemsFound;
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panelErrorsFound.Visible = problemsFound;
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return result;
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}
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public UpdateType SelectedUpdateType { private get; set; }
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public Pool_patch Patch { private get; set; }
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public List<Pool_patch> NewUploadedPatches { private get; set; }
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internal enum PreCheckResult { OK, Warning, Failed }
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private abstract class PreCheckGridRow : DataGridViewRow
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{
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protected DataGridViewImageCell _iconCell = new DataGridViewImageCell();
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protected DataGridViewTextBoxCell _descriptionCell = new DataGridViewTextBoxCell();
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protected DataGridViewCell _solutionCell = null;
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protected PreCheckGridRow(DataGridViewCell solutionCell)
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{
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_solutionCell = solutionCell;
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Cells.Add(_iconCell);
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Cells.Add(_descriptionCell);
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Cells.Add(_solutionCell);
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}
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}
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private class PreCheckHeaderRow : PreCheckGridRow
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{
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private string description;
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public PreCheckHeaderRow(string text)
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: base(new DataGridViewTextBoxCell())
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{
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_iconCell.Value = new Bitmap(1, 1);
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description = text;
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_descriptionCell.Value = text;
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_descriptionCell.Style.Font = new Font(Program.DefaultFont, FontStyle.Bold);
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}
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public void UpdateDescription(PreCheckResult precheckResult)
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{
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string result = precheckResult == PreCheckResult.OK
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? Messages.OK
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: precheckResult == PreCheckResult.Warning ? Messages.WARNING : Messages.FAILED;
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_descriptionCell.Value = string.Format("{0} {1}", description, result);
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}
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}
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private class PreCheckHostRow : PreCheckGridRow
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{
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private Problem _problem = null;
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private Check _check = null;
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public PreCheckHostRow(Problem problem)
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: base(new DataGridViewTextBoxCell())
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{
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_problem = problem;
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_check = problem.Check;
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UpdateRowFields();
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}
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public PreCheckHostRow(Check check)
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: base(new DataGridViewTextBoxCell())
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{
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_check = check;
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UpdateRowFields();
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}
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private void UpdateRowFields()
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{
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_iconCell.Value = Problem == null
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? Resources._000_Tick_h32bit_16
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: Problem is Warning ? Resources._000_Alert2_h32bit_16 : Resources._000_Abort_h32bit_16;
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string description = string.Empty;
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if (Problem != null)
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description = Problem.Description;
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else if (_check != null)
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description = String.Format(Messages.PATCHING_WIZARD_HOST_CHECK_OK, _check.Host.Name, _check.Description);
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if (description != string.Empty)
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_descriptionCell.Value = String.Format(Messages.PATCHING_WIZARD_DESC_CELL_INDENT, null, description);
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_solutionCell.Value = Problem == null ? string.Empty : Problem.HelpMessage;
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if (Problem is WarningWithInformationUrl)
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_solutionCell.Value = (Problem as WarningWithInformationUrl).LinkText;
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_solutionCell.Style.Font = new Font(Program.DefaultFont, FontStyle.Underline);
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_solutionCell.Style.ForeColor = Color.Blue;
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}
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public Problem Problem
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{
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get
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{
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return _problem;
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}
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}
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public string Solution
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{
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get { return (string) _solutionCell.Value; }
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}
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public bool IsProblem
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{
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get { return _problem != null && !(_problem is Warning); }
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}
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public override bool Equals(object obj)
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{
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PreCheckHostRow other = obj as PreCheckHostRow;
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if (other != null && other.Problem != null && _problem != null)
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return _problem.CompareTo(other.Problem) == 0;
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return false;
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}
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public override int GetHashCode()
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{
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return (_problem != null ? _problem.GetHashCode() : 0);
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}
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}
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private ActionProgressDialog _progressDialog = null;
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private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
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{
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PreCheckHostRow preCheckHostRow = dataGridView1.Rows[e.RowIndex] as PreCheckHostRow;
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if (preCheckHostRow != null && e.ColumnIndex == 2)
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{
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ExecuteSolution(preCheckHostRow);
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}
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}
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private void dataGridView1_KeyPress(object sender, KeyPressEventArgs e)
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{
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if (e.KeyChar == (char)Keys.Enter && dataGridView1.CurrentCell != null)
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{
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PreCheckHostRow preCheckHostRow = dataGridView1.CurrentCell.OwningRow as PreCheckHostRow;
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int columnIndex = dataGridView1.CurrentCell.ColumnIndex;
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if (preCheckHostRow != null && columnIndex == 2)
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ExecuteSolution(preCheckHostRow);
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}
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}
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private void ExecuteSolution(PreCheckHostRow preCheckHostRow)
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{
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bool cancelled;
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AsyncAction action = preCheckHostRow.Problem.SolveImmediately(out cancelled);
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if (action != null)
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{
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action.Completed += action_Completed;
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_progressDialog = new ActionProgressDialog(action, ProgressBarStyle.Blocks);
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_progressDialog.ShowDialog(this);
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}
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else
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{
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if (preCheckHostRow.Problem is IsInStorageLinkLegacySR)
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new ThreeButtonDialog(new ThreeButtonDialog.Details(SystemIcons.Warning, Messages.ROLLING_UPGRADE_WARNING_SL)).ShowDialog();
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else if (preCheckHostRow.Problem is WarningWithInformationUrl)
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(preCheckHostRow.Problem as WarningWithInformationUrl).LaunchUrlInBrowser();
|
|
|
|
else if (!cancelled)
|
|
new ThreeButtonDialog(new ThreeButtonDialog.Details(SystemIcons.Information,
|
|
string.Format(Messages.PATCHING_WIZARD_SOLVE_MANUALLY, preCheckHostRow.Problem.Description).Replace("\\n", "\n"),
|
|
Messages.PATCHINGWIZARD_PRECHECKPAGE_TEXT)).ShowDialog(this);
|
|
}
|
|
}
|
|
|
|
private void action_Completed(ActionBase sender)
|
|
{
|
|
Thread.Sleep(1000);
|
|
Program.Invoke(Program.MainWindow, RefreshRechecks);
|
|
}
|
|
|
|
|
|
private void buttonReCheckProblems_Click(object sender, EventArgs e)
|
|
{
|
|
RefreshRechecks();
|
|
}
|
|
|
|
private void buttonResolveAll_Click(object sender, EventArgs e)
|
|
{
|
|
List<AsyncAction> actions = new List<AsyncAction>();
|
|
foreach (DataGridViewRow row in dataGridView1.Rows)
|
|
{
|
|
PreCheckHostRow preCheckHostRow = row as PreCheckHostRow;
|
|
if (preCheckHostRow != null && preCheckHostRow.Problem != null)
|
|
{
|
|
bool cancelled;
|
|
AsyncAction action = preCheckHostRow.Problem.SolveImmediately(out cancelled);
|
|
|
|
if (action != null)
|
|
actions.Add(action);
|
|
}
|
|
}
|
|
foreach (var asyncAction in actions)
|
|
{
|
|
_progressDialog = new ActionProgressDialog(asyncAction, ProgressBarStyle.Blocks);
|
|
_progressDialog.ShowDialog(this);
|
|
Program.Invoke(Program.MainWindow, RefreshRechecks);
|
|
}
|
|
Program.Invoke(Program.MainWindow, RefreshRechecks);
|
|
}
|
|
|
|
private void checkBox1_CheckedChanged(object sender, EventArgs e)
|
|
{
|
|
RefreshRechecks();
|
|
}
|
|
|
|
private void dataGridView1_CellMouseMove(object sender, DataGridViewCellMouseEventArgs e)
|
|
{
|
|
PreCheckHostRow preCheckHostRow = dataGridView1.Rows[e.RowIndex] as PreCheckHostRow;
|
|
if (preCheckHostRow != null && e.ColumnIndex == 2 && !string.IsNullOrEmpty(preCheckHostRow.Solution))
|
|
{
|
|
Cursor = Cursors.Hand;
|
|
}
|
|
else
|
|
Cursor = Cursors.Arrow;
|
|
}
|
|
}
|
|
}
|