xenadmin/XenAdmin/Program.cs

1094 lines
46 KiB
C#

/* Copyright (c) Citrix Systems Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms,
* with or without modification, are permitted provided
* that the following conditions are met:
*
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Configuration;
using System.Diagnostics;
using System.Globalization;
using System.IO;
using System.Net;
using System.Reflection;
using System.Windows.Forms;
using System.Threading;
using System.Drawing;
using XenAdmin.Core;
using XenAdmin.Network;
using XenAdmin.Dialogs;
using XenAdmin.XenSearch;
using XenAPI;
using System.Runtime.InteropServices;
using XenAdmin.Network.StorageLink;
using XenAdmin.Actions;
namespace XenAdmin
{
public static class Program
{
public const int DEFAULT_WLB_PORT = 8012;
/// <summary>
/// A UUID for the current instance of XenCenter. Used to identify our own task instances.
/// </summary>
public static readonly string XenCenterUUID = Guid.NewGuid().ToString();
private static NamedPipes.Pipe pipe;
private const string PIPE_PATH_PATTERN = @"\\.\pipe\XenCenter-{0}-{1}-{2}";
/// <summary>
/// Color.Transparent on most platforms; SystemColors.Window when ClearType is enabled.
/// This is to work around a bug in TextRenderer.DrawText which causes text written to a double-buffer
/// using ClearType to anti-alias onto black rather than onto the background colour. In this case,
/// we use Window, because by luck those labels are always on top of that colour on Vista and XP.
/// We indicate that we're writing to a buffer (rather than the screen) by setting Graphics.TextContrast
/// to 5 (the default is 4). This hack was needed because there's no easy way to add info to
/// a Graphics object. (CA-22938).
/// </summary>
public static Color TransparentUsually = Color.Transparent;
public static readonly Color ErrorForeColor = Color.White;
public static readonly Color ErrorBackColor = Color.Firebrick;
public static Font DefaultFont = FormFontFixer.DefaultFont;
public static Font DefaultFontBold;
public static Font DefaultFontUnderline;
public static Font DefaultFontBoldUnderline;
public static Font DefaultFontItalic;
public static Font DefaultFontHeader;
// Also set in Main() AFTER we call EnableVisualStyles().
// We set them here only so something decent shows up in the Designer.
public static Color TitleBarStartColor = ProfessionalColors.OverflowButtonGradientBegin;
public static Color TitleBarEndColor = ProfessionalColors.OverflowButtonGradientEnd;
public static Color TitleBarBorderColor = TitleBarEndColor;
public static Color TitleBarForeColor = Color.White;
public static Color HeaderGradientStartColor = Color.FromArgb(57, 109, 140);
public static Color HeaderGradientEndColor = Color.FromArgb(63, 139, 137);
public static Color HeaderGradientForeColor = Color.White;
public static Font HeaderGradientFont = new Font(DefaultFont.FontFamily, 11.25f);
public static Font HeaderGradientFontSmall = DefaultFont;
public static Font TabbedDialogHeaderFont = HeaderGradientFont;
public static Color TabPageRowBorder = Color.DarkGray;
public static Color TabPageRowHeader = Color.Silver;
public static readonly XenAdmin.Core.PropertyManager PropertyManager = new XenAdmin.Core.PropertyManager();
public static MainWindow MainWindow = null;
private static StorageLinkConnectionManager _storageLinkConnections;
public static StorageLinkConnectionManager StorageLinkConnections
{
get
{
if (_storageLinkConnections == null)
{
_storageLinkConnections = new StorageLinkConnectionManager(() => MainWindow, ConnectionsManager.XenConnections, ConnectionsManager.ConnectionsLock);
}
return _storageLinkConnections;
}
}
public static CollectionChangeEventHandler ProgramInvokeHandler(CollectionChangeEventHandler handler)
{
return delegate(object s, CollectionChangeEventArgs args)
{
if (Program.MainWindow != null)
{
Program.BeginInvoke(Program.MainWindow, delegate()
{
if (handler != null)
handler(s, args);
});
}
};
}
/// <summary>
/// The secure hash of the master password used to load the client session.
/// If this is null then no prior session existed and the user should be prompted
/// to save his session when the UI is quit.
/// </summary>
public static byte[] MasterPassword = null;
/// <summary>
/// A true value here indicates the user does not want to save session information for this
/// particular instance of the UI; but when the UI is restarted he should be prompted again.
/// </summary>
public static bool SkipSessionSave = false;
public static bool RunInAutomatedTestMode = false;
public static string TestExceptionString = null; // an exception passed back to the test framework
private static log4net.ILog log = null;
public static volatile bool Exiting = false;
public static readonly string AssemblyDir = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
public static readonly DateTime ApplicationStartTime = DateTime.Now;
private static readonly System.Threading.Timer dailyTimer;
public static bool IsThemed = false;
[DllImport("uxtheme", ExactSpelling = true)]
public extern static int IsAppThemed();
static Program()
{
XenAdminConfigManager.Provider = new WinformsXenAdminConfigProvider();
// Start timer to record resource usage every 24hrs
dailyTimer = new System.Threading.Timer((TimerCallback)delegate(object state)
{
Program.logApplicationStats();
}, null, new TimeSpan(24, 0, 0), new TimeSpan(24, 0, 0));
log4net.Config.XmlConfigurator.ConfigureAndWatch(new FileInfo(Assembly.GetCallingAssembly().Location + ".config"));
log = log4net.LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
IsThemed = IsAppThemed() > 0 ? true : false;
SetDefaultFonts();
}
/// <summary>
/// The main entry point for the application.
/// </summary>
[STAThread]
static public void Main(string[] Args)
{
//Upgrade settings
System.Reflection.Assembly a = System.Reflection.Assembly.GetExecutingAssembly();
Version appVersion = a.GetName().Version;
string appVersionString = appVersion.ToString();
log.DebugFormat("Application version of new settings {0}", appVersionString);
try
{
if (Properties.Settings.Default.ApplicationVersion != appVersion.ToString())
{
log.Debug("Upgrading settings...");
Properties.Settings.Default.Upgrade();
// if program's hash has changed (e.g. by upgrading to .NET 4.0), then Upgrade() doesn't import the previous application settings
// because it cannot locate a previous user.config file. In this case a new user.config file is created with the default settings.
// We will try and find a config file from a previous installation and update the settings from it
if (Properties.Settings.Default.ApplicationVersion == "" && Properties.Settings.Default.DoUpgrade)
SettingsUpdate.Update();
log.DebugFormat("Settings upgraded from '{0}' to '{1}'", Properties.Settings.Default.ApplicationVersion, appVersionString);
Properties.Settings.Default.ApplicationVersion = appVersionString;
Settings.TrySaveSettings();
}
}
catch (ConfigurationErrorsException ex)
{
log.Error("Could not load settings.", ex);
var msg = string.Format("{0}\n\n{1}", Messages.MESSAGEBOX_LOAD_CORRUPTED_TITLE,
string.Format(Messages.MESSAGEBOX_LOAD_CORRUPTED, Settings.GetUserConfigPath()));
var dlog = new ThreeButtonDialog(new ThreeButtonDialog.Details(SystemIcons.Error,msg,Messages.XENCENTER))
{
StartPosition = FormStartPosition.CenterScreen,
//For reasons I do not fully comprehend at the moment, the runtime
//overrides the above StartPosition with WindowsDefaultPosition if
//ShowInTaskbar is false. However it's a good idea anyway to show it
//in the taskbar since the main form is not launcched at this point.
ShowInTaskbar = true
};
dlog.ShowDialog();
Application.Exit();
return;
}
// Reset statics, because XenAdminTests likes to call Main() twice.
TestExceptionString = null;
Exiting = false;
// Clear XenConnections and History so static classes like OtherConfigAndTagsWatcher
// listening to changes still work when Main is called more than once.
ConnectionsManager.XenConnections.Clear();
ConnectionsManager.History.Clear();
Search.InitSearch(() => Program.StorageLinkConnections.GetCopy());
TreeSearch.InitSearch();
ArgType argType = ArgType.None;
AppDomain.CurrentDomain.UnhandledException -= CurrentDomain_UnhandledException;
AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
Application.ThreadException -= Application_ThreadException;
Application.ThreadException += Application_ThreadException;
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
try
{
if (SystemInformation.FontSmoothingType == 2) // ClearType
TransparentUsually = SystemColors.Window;
}
catch (NotSupportedException)
{
// Leave TransparentUsually == Color.Transparent. This is an old platform
// without FontSmoothingType support.
}
switch (Environment.OSVersion.Version.Major)
{
case 6: // Vista, 2K8, Win7.
if (Application.RenderWithVisualStyles)
{
// Vista, Win7 with styles.
TitleBarStartColor = Color.FromArgb(242, 242, 242);
TitleBarEndColor = Color.FromArgb(207, 207, 207);
TitleBarBorderColor = Color.FromArgb(160, 160, 160);
TitleBarForeColor = Color.FromArgb(60, 60, 60);
HeaderGradientForeColor = Color.White;
HeaderGradientFont = new Font(DefaultFont.FontFamily, 11.25f);
HeaderGradientFontSmall = DefaultFont;
TabbedDialogHeaderFont = HeaderGradientFont;
TabPageRowBorder = Color.Gainsboro;
TabPageRowHeader = Color.WhiteSmoke;
}
else
{
// 2K8, and Vista, Win7 without styles.
TitleBarForeColor = SystemColors.ControlText;
HeaderGradientForeColor = SystemColors.ControlText;
HeaderGradientFont = new Font(DefaultFont.FontFamily, DefaultFont.Size + 1f, FontStyle.Bold);
HeaderGradientFontSmall = DefaultFontBold;
TabbedDialogHeaderFont = HeaderGradientFont;
TabPageRowBorder = Color.DarkGray;
TabPageRowHeader = Color.Silver;
}
break;
default:
TitleBarStartColor = ProfessionalColors.OverflowButtonGradientBegin;
TitleBarEndColor = ProfessionalColors.OverflowButtonGradientEnd;
TitleBarBorderColor = TitleBarEndColor;
TitleBarForeColor = Application.RenderWithVisualStyles ? Color.White : SystemColors.ControlText;
HeaderGradientForeColor = TitleBarForeColor;
HeaderGradientFont = new Font(DefaultFont.FontFamily, DefaultFont.Size + 1f, FontStyle.Bold);
HeaderGradientFontSmall = DefaultFontBold;
TabbedDialogHeaderFont = new Font(DefaultFont.FontFamily, DefaultFont.Size + 1.75f, FontStyle.Bold);
TabPageRowBorder = Color.DarkGray;
TabPageRowHeader = Color.Silver;
break;
}
// Force the current culture, to make the layout the same whatever the culture of the underlying OS (CA-46983).
Thread.CurrentThread.CurrentUICulture = Thread.CurrentThread.CurrentCulture = new CultureInfo(InvisibleMessages.LOCALE, false);
if (string.IsNullOrEmpty(Thread.CurrentThread.Name))
Thread.CurrentThread.Name = "Main program thread";
ServicePointManager.DefaultConnectionLimit = 20;
ServicePointManager.ServerCertificateValidationCallback = SSL.ValidateServerCertificate;
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls | SecurityProtocolType.Tls11 | SecurityProtocolType.Tls12;
XenAPI.Session.UserAgent = string.Format("XenCenter/{0}", ClientVersion());
ReconfigureConnectionSettings();
log.Info("Application started");
logSystemDetails();
OptionsDialog.Log();
if (Args.Length > 0)
log.InfoFormat("Args[0]: {0}", Args[0]);
List<string> sanitizedArgs = new List<string>(Args);
// Remove the '--wait' argument, which may have been passed to the splash screen
sanitizedArgs.Remove("--wait");
string[] args = null;
if (sanitizedArgs.Count > 1)
{
argType = ParseFileArgs(sanitizedArgs, out args);
if (argType == ArgType.Passwords)
{
log.DebugFormat("Handling password request using '{0}'", args[0]);
try
{
PasswordsRequest.HandleRequest(args[0]);
}
catch (Exception exn)
{
log.Fatal(exn, exn);
}
Application.Exit();
return;
}
}
else if (sanitizedArgs.Count == 1 && sanitizedArgs[0] == "messageboxtest")
{
new Dialogs.MessageBoxTest().ShowDialog();
Application.Exit();
return;
}
else if (sanitizedArgs.Count > 0)
{
log.Warn("Unrecognised command line options");
}
try
{
ConnectPipe();
}
catch (System.ComponentModel.Win32Exception exn)
{
log.Error("Creating named pipe failed. Continuing to launch XenCenter.", exn);
}
Application.ApplicationExit -= Application_ApplicationExit;
Application.ApplicationExit += Application_ApplicationExit;
MainWindow mainWindow = new MainWindow(argType, args);
Application.Run(mainWindow);
log.Info("Application main thread exited");
}
private static ArgType ParseFileArgs(List<string> args, out string[] filePath)
{
filePath = new string[args.Count - 1];
for (int i = 0; i < filePath.Length; i++)
filePath[i] = args[i + 1];
switch (args[0])
{
case "import":
return ArgType.Import;
case "license":
return ArgType.License;
case "restore":
return ArgType.Restore;
case "update":
return ArgType.Update;
case "xensearch":
return ArgType.XenSearch;
case "passwords":
return ArgType.Passwords;
case "connect":
return ArgType.Connect;
default:
log.Warn("Unrecognised command line options");
return ArgType.None;
}
}
/// <summary>
/// Connects to the XenCenter named pipe. If the pipe didn't already exist, a new thread is started
/// that listens for incoming data on the pipe (from new invocations of XenCenter) and deals
/// with the command line arguments of those instances. If the pipe does exist, a Win32Exception is thrown.
/// </summary>
/// <exception cref="Win32Exception">If creating the pipe failed for any reason.</exception>
private static void ConnectPipe()
{
string pipe_path = string.Format(PIPE_PATH_PATTERN, Process.GetCurrentProcess().SessionId, Environment.UserName, Assembly.GetExecutingAssembly().Location.Replace('\\', '-'));
// Pipe path must be limited to 256 characters in length
if (pipe_path.Length > 256)
{
pipe_path = pipe_path.Substring(0, 256);
}
log.InfoFormat(@"Connecting to pipe '{0}'", pipe_path);
// Line below may throw Win32Exception
pipe = new NamedPipes.Pipe(pipe_path);
log.InfoFormat(@"Successfully created pipe '{0}' - proceeding to launch XenCenter", pipe_path);
pipe.Read += new EventHandler<NamedPipes.PipeReadEventArgs>(delegate(object sender, NamedPipes.PipeReadEventArgs e)
{
MainWindow m = Program.MainWindow;
if (m == null || RunInAutomatedTestMode)
{
return;
}
Program.Invoke(m, delegate
{
log.InfoFormat(@"Received data from pipe '{0}': {1}", pipe_path, e.Message);
ArgType argType = ArgType.None;
string[] other_args;
string file_arg = "";
string[] bits = e.Message.Split(new char[] { ' ' }, 3);
if (bits.Length == 2)
{
List<string> args = new List<string>();
args.Add(bits[0]);
args.Add(bits[1]);
argType = ParseFileArgs(args, out other_args);
file_arg = other_args[0];
if (argType == ArgType.Passwords)
{
log.Error("Refusing to accept passwords request down pipe. Use XenCenterMain.exe directly");
return;
}
else if (argType == ArgType.Connect)
{
log.Error("Connect not supported down pipe. Use XenCenterMain.exe directly");
return;
}
else if (argType == ArgType.None)
{
return;
}
}
else if (e.Message.Length > 0)
{
log.Error("Could not process data received from pipe.");
return;
}
m.WindowState = FormWindowState.Normal;
// Note slight hack: the C++ splash screen passes its command line as a
// literal string. This means we will get an e.Message e.g.
// open "C:\Documents and Settings\foo.xva"
// INCLUDING double quotes. Thus we trim the quotes below.
if (file_arg.Length > 1 && file_arg.StartsWith("\"") && file_arg.EndsWith("\""))
{
file_arg = file_arg.Substring(1, file_arg.Length - 2);
}
m.ProcessCommand(argType, new string[] { file_arg });
});
});
pipe.BeginRead();
// We created the pipe successfully - i.e. nobody was listening, so go ahead and start XenCenter
}
internal static void DisconnectPipe()
{
if (pipe != null)
{
log.Debug("Disconnecting from named pipe in Program.DisconnectPipe()");
System.Threading.ThreadPool.QueueUserWorkItem((WaitCallback)delegate(object o)
{
pipe.Disconnect();
});
}
}
private static void logSystemDetails()
{
log.Info("Version: " + Assembly.GetExecutingAssembly().GetName().Version.ToString());
log.Info(".NET runtime version: " + Environment.Version.ToString(4));
log.Info("OS version: " + Environment.OSVersion.ToString());
log.Info("UI Culture: " + Thread.CurrentThread.CurrentUICulture.EnglishName);
log.Info(string.Format("Bitness: {0}-bit", IntPtr.Size * 8));
}
static void Application_ApplicationExit(object sender, EventArgs e)
{
Exiting = true;
logApplicationStats();
Clip.UnregisterClipboardViewer();
try
{
// Lets save the connections first, so we can save their connected state
Settings.SaveIfRequired();
}
catch (Exception)
{
// Ignore here
}
// The application is about to exit - gracefully close connections to
// avoid a bunch of WinForms related race conditions...
foreach (Network.IXenConnection conn in ConnectionsManager.XenConnectionsCopy)
conn.EndConnect(false);
}
private static void logApplicationStats()
{
Process p = Process.GetCurrentProcess();
log.Info("Log Application State");
log.InfoFormat("ExitCode: {0}", Environment.ExitCode);
log.InfoFormat("Time since process started: {0}", (DateTime.Now - Process.GetCurrentProcess().StartTime).ToString());
log.InfoFormat("Handles open: {0}", p.HandleCount.ToString());
log.InfoFormat("USER handles open: {0}", Win32.GetGuiResourcesUserCount(p.Handle));
log.InfoFormat("GDI handles open: {0}", Win32.GetGuiResourcesGDICount(p.Handle));
log.InfoFormat("Thread count: {0}", p.Threads.Count);
log.InfoFormat("Virtual memory size: {0} B({1})", p.VirtualMemorySize64, Util.MemorySizeStringSuitableUnits(p.VirtualMemorySize64, false));
log.InfoFormat("Working set: {0} B({1})", p.WorkingSet64, Util.MemorySizeStringSuitableUnits(p.WorkingSet64, false));
log.InfoFormat("Private memory size: {0} B({1})",p.PrivateMemorySize64, Util.MemorySizeStringSuitableUnits(p.PrivateMemorySize64, false));
log.InfoFormat("Nonpaged system memory size: {0} B({1})", p.NonpagedSystemMemorySize64, Util.MemorySizeStringSuitableUnits(p.NonpagedSystemMemorySize64, false));
log.InfoFormat("Paged memory size: {0} B({1})", p.PagedMemorySize64, Util.MemorySizeStringSuitableUnits(p.PagedMemorySize64, false));
log.InfoFormat("Paged system memory size: {0} B({1})", p.PagedSystemMemorySize64, Util.MemorySizeStringSuitableUnits(p.PagedSystemMemorySize64, false));
log.InfoFormat("Peak paged memory size: {0} B({1})", p.PeakPagedMemorySize64, Util.MemorySizeStringSuitableUnits(p.PeakPagedMemorySize64, false));
log.InfoFormat("Peak virtual memory size: {0} B({1})", p.PeakVirtualMemorySize64, Util.MemorySizeStringSuitableUnits(p.PeakVirtualMemorySize64, false));
log.InfoFormat("Peak working set: {0} B({1})", p.PeakWorkingSet64, Util.MemorySizeStringSuitableUnits(p.PeakWorkingSet64, false));
log.InfoFormat("Process priority class: {0}", p.PriorityClass.ToString());
log.InfoFormat("Privileged processor time: {0}", p.PrivilegedProcessorTime.ToString());
log.InfoFormat("Total processor time: {0}", p.TotalProcessorTime.ToString());
log.InfoFormat("User processor time: {0}", p.UserProcessorTime.ToString());
}
static void Application_ThreadException(object sender, System.Threading.ThreadExceptionEventArgs e)
{
ProcessUnhandledException(sender, e.Exception, false);
}
static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
{
ProcessUnhandledException(sender, (Exception)e.ExceptionObject, e.IsTerminating);
}
private static void ProcessUnhandledException(object sender, Exception e, bool isTerminating)
{
try
{
if (e != null)
{
log.Fatal("Uncaught exception", e);
if (e.InnerException != null)
log.Fatal("Inner exception", e.InnerException);
}
else
{
log.Fatal("Fatal error");
}
logSystemDetails();
logApplicationStats();
if (!RunInAutomatedTestMode)
{
string filepath = GetLogFile();
ThreeButtonDialog d = new ThreeButtonDialog(
new ThreeButtonDialog.Details(
SystemIcons.Error,
String.Format(Messages.MESSAGEBOX_PROGRAM_UNEXPECTED, HelpersGUI.DateTimeToString(DateTime.Now, "yyyy-MM-dd HH:mm:ss", false), filepath),
Messages.MESSAGEBOX_PROGRAM_UNEXPECTED_TITLE));
// CA-44733
if (MainWindow != null && !IsExiting(MainWindow) && !MainWindow.InvokeRequired)
d.ShowDialog(MainWindow);
else
d.ShowDialog();
}
}
catch (Exception exception)
{
try
{
log.Fatal("Fatal error while handling fatal error!", exception);
}
catch (Exception)
{
}
if (!RunInAutomatedTestMode)
{
new ThreeButtonDialog(new ThreeButtonDialog.Details(SystemIcons.Error, exception.ToString(), Messages.XENCENTER)).ShowDialog();
// To be handled by WER
throw;
}
}
if (RunInAutomatedTestMode && TestExceptionString == null)
TestExceptionString = e.GetBaseException().ToString();
}
private static void SetDefaultFonts()
{
// Set the default font.
//
// Some locales have a known correct font, which we just use.
//
// Otherwise (e.g. English), we need to make sure that our fonts fit in with
// our panel layout. This can be a problem on far-Eastern platforms in particular, because the default fonts there are wider in the
// English range than Tahoma / Segoe UI. Anything bigger than them is going to cause us to overflow on the panels, so we force it back
// to an appropriate font.
// We need to be careful not to override the user's settings if they've deliberately scaled up the text for readability reasons,
// so we only override if the font size is 9pt or smaller, which is the usual default.
//
// We also define a registry key to turn this off, just in case someone in the field complains.
if (Registry.ForceSystemFonts)
{
log.Debug("ForceSystemFonts registry key is defined");
}
else if (InvisibleMessages.LOCALE.StartsWith("ja-"))
{
Font new_font =
(Environment.OSVersion.Version.Major < 6 || Environment.OSVersion.Version.Major == 6 && Environment.OSVersion.Version.Minor == 0) ?
new Font("MS UI Gothic", 9.0f) : // 2K (5.0), XP (5.1), 2K3 and XP Pro (5.2), Vista and 2K8 (6.0)
new Font("Meiryo UI", 9.0f); // Win 7 and 2K8R2 (6.1) and above
log.DebugFormat("Running on localized resources with Japanese fonts; switching the font from {0} {1}pt to {2} {3}pt.",
DefaultFont.Name, DefaultFont.Size, new_font.Name, new_font.Size);
SetDefaultFonts(new_font);
return;
}
else if (InvisibleMessages.LOCALE.StartsWith("zh-"))
{
Font new_font =
Environment.OSVersion.Version.Major < 6 ?
new Font("MS Shell Dlg", 9.0f) : // 2K (5.0), XP (5.1), 2K3 and XP Pro (5.2)
new Font("Microsoft YaHei", 9.0f); // Vista and above
log.DebugFormat("Running on localized resources with Simplified Chinese fonts; switching the font from {0} {1}pt to {2} {3}pt.",
DefaultFont.Name, DefaultFont.Size, new_font.Name, new_font.Size);
SetDefaultFonts(new_font);
return;
}
else
{
if (DefaultFont.Size <= 9.0f)
{
Size s = Drawing.MeasureText("Lorum ipsum", DefaultFont);
// Segoe UI 9pt gives 78x15 here. Tahoma 8pt gives 66x13.
// We allow a bit of slop just in case antialias or hinting settings make a small difference.
if (s.Width > 80 || s.Height > 16)
{
Font new_font =
Environment.OSVersion.Version.Major < 6 ?
new Font("Tahoma", 8.0f) : // 2K (5.0), XP (5.1), 2K3 and XP Pro (5.2)
new Font("Segoe UI", 9.0f); // Vista and above
log.DebugFormat("Running on default resources with large default font; switching the font from {0} {1}pt to {2} {3}pt.",
DefaultFont.Name, DefaultFont.Size, new_font.Name, new_font.Size);
SetDefaultFonts(new_font);
return;
}
else
{
log.Debug("Running on default resources and happy with the font.");
}
}
else
{
log.Debug("Running on default resources but the font is bigger than usual.");
}
}
log.DebugFormat("Leaving the default font as {0} {1}pt.", DefaultFont.Name, DefaultFont.Size);
SetDefaultFonts(DefaultFont);
}
private static void SetDefaultFonts(Font f)
{
DefaultFont = f;
DefaultFontBold = new Font(f, FontStyle.Bold);
DefaultFontUnderline = new Font(f, FontStyle.Underline);
DefaultFontBoldUnderline = new Font(f, FontStyle.Bold | FontStyle.Underline);
DefaultFontItalic = new Font(f, FontStyle.Italic);
DefaultFontHeader = new Font(f.FontFamily, 9.75f, FontStyle.Bold);
FormFontFixer.DefaultFont = f;
}
internal static void AssertOffEventThread()
{
if (Program.MainWindow.Visible && !Program.MainWindow.InvokeRequired)
{
FatalError();
}
}
internal static void AssertOnEventThread()
{
if (Program.MainWindow != null && Program.MainWindow.Visible && Program.MainWindow.InvokeRequired)
{
FatalError();
}
}
private static void FatalError()
{
string msg = String.Format(Messages.MESSAGEBOX_PROGRAM_UNEXPECTED,
HelpersGUI.DateTimeToString(DateTime.Now, "yyyy-MM-dd HH:mm:ss", false), GetLogFile_());
log.Fatal(msg + "\n" + Environment.StackTrace);
MainWindow m = Program.MainWindow;
if (m == null)
{
log.Fatal("Program.MainWindow is null");
}
else
{
log.FatalFormat("Program.MainWindow.Visible == {0}", m.Visible);
log.FatalFormat("Program.MainWindow.InvokeRequired == {0}", m.InvokeRequired);
log.FatalFormat("CurrentThread.Name == {0}", Thread.CurrentThread.Name);
}
if (RunInAutomatedTestMode)
{
if (TestExceptionString == null)
TestExceptionString = msg + "\n" + Environment.StackTrace;
}
else
{
new ThreeButtonDialog(new ThreeButtonDialog.Details(SystemIcons.Error, msg, Messages.MESSAGEBOX_PROGRAM_UNEXPECTED_TITLE)).ShowDialog();
}
}
public static void ViewLogFiles()
{
string s = GetLogFile_();
if (s == null)
{
new ThreeButtonDialog(new ThreeButtonDialog.Details(SystemIcons.Error, Messages.MESSAGEBOX_LOGFILE_MISSING, Messages.XENCENTER)).ShowDialog();
}
else
{
System.Diagnostics.Process.Start(Path.GetDirectoryName(s));
}
}
private static string GetLogFile()
{
string s = GetLogFile_();
return s == null ? "MISSING LOG FILE!" : s;
}
public static string GetLogFile_()
{
foreach (log4net.Appender.IAppender appender in log.Logger.Repository.GetAppenders())
{
if (appender is log4net.Appender.FileAppender)
{
// Assume that the first FileAppender is the primary log file.
return ((log4net.Appender.FileAppender)appender).File;
}
}
return null;
}
private static readonly List<string> HiddenObjects = new List<string>();
internal static void HideObject(string opaqueRef)
{
lock (HiddenObjects)
{
HiddenObjects.Add(opaqueRef);
}
if (MainWindow != null)
{
MainWindow.RequestRefreshTreeView();
}
}
internal static void ShowObject(string opaqueRef)
{
lock (HiddenObjects)
{
HiddenObjects.Remove(opaqueRef);
}
if (MainWindow != null)
{
MainWindow.RequestRefreshTreeView();
}
}
internal static bool ObjectIsHidden(string opaqueRef)
{
lock (HiddenObjects)
{
return HiddenObjects.Contains(opaqueRef);
}
}
/// <summary>
/// Safely invoke the given delegate on the given control.
/// </summary>
public static void Invoke(Control c, MethodInvoker f)
{
try
{
if (!IsExiting(c))
{
if (c.InvokeRequired)
{
MethodInvoker exceptionLogger = () =>
{
try
{
f();
}
catch (Exception e)
{
log.Error("Exception in Invoke", e);
throw;
}
};
try
{
c.Invoke(exceptionLogger);
}
catch (Exception e)
{
log.Error(string.Format("Exception in Invoke (ControlType={0}, MethodName={1})", c.GetType(),
f.Method.Name), e);
throw;
}
}
else
{
f();
}
}
}
catch (ObjectDisposedException)
{
if (!IsExiting(c)) throw;
}
catch (InvalidAsynchronousStateException)
{
if (!IsExiting(c)) throw;
}
catch (InvalidOperationException)
{
if (!IsExiting(c)) throw;
}
}
private static bool IsExiting(Control c)
{
return Exiting || c.Disposing || c.IsDisposed || !c.IsHandleCreated;
}
/// <summary>
/// Safely invoke the given delegate on the given control.
/// </summary>
/// <returns>The result of the function call, or null if c is being disposed.</returns>
public static object Invoke(Control c, Delegate f, params object[] p)
{
try
{
if (!IsExiting(c))
{
if (c.InvokeRequired)
{
Func<object> exceptionLogger = () =>
{
try
{
return f.DynamicInvoke(p);
}
catch (Exception e)
{
log.Error("Exception in Invoke", e);
throw;
}
};
return c.Invoke(exceptionLogger);
}
else
{
return f.DynamicInvoke(p);
}
}
}
catch (ObjectDisposedException)
{
if (!IsExiting(c)) throw;
}
catch (InvalidAsynchronousStateException)
{
if (!IsExiting(c)) throw;
}
catch (InvalidOperationException)
{
if (!IsExiting(c)) throw;
}
return null;
}
public static IAsyncResult BeginInvoke(Control c, Delegate f, params object[] p)
{
try
{
if (!IsExiting(c))
{
return c.BeginInvoke(f, p);
}
}
catch (ObjectDisposedException)
{
if (!IsExiting(c)) throw;
}
catch (InvalidAsynchronousStateException)
{
if (!IsExiting(c)) throw;
}
catch (InvalidOperationException)
{
if (!IsExiting(c)) throw;
}
return null;
}
public static void BeginInvoke(Control c, MethodInvoker f)
{
try
{
if (!IsExiting(c))
{
c.BeginInvoke(f);
}
}
catch (ObjectDisposedException)
{
if (!IsExiting(c)) throw;
}
catch (InvalidAsynchronousStateException)
{
if (!IsExiting(c)) throw;
}
catch (InvalidOperationException)
{
if (!IsExiting(c)) throw;
}
}
public static string ClientVersion()
{
foreach (object o in Assembly.GetExecutingAssembly().GetCustomAttributes(true))
{
if (o is XSVersionAttribute)
{
string result = ((XSVersionAttribute)o).Version;
return result == "@PRODUCT_VERSION@" ? "PRIVATE" : result;
}
}
return "MISSING";
}
public static void ReconfigureConnectionSettings()
{
XenAPI.Session.Proxy = XenAdminConfigManager.Provider.GetProxyFromSettings(null);
}
private const string SplashWindowClass = "XenCenterSplash0001";
internal static void CloseSplash()
{
IntPtr hWnd = Win32.FindWindow(SplashWindowClass, null);
if (hWnd == IntPtr.Zero)
{
//log.Warn("Couldn't find splash screen in CloseSplash()", new System.ComponentModel.Win32Exception());
return;
}
if (!Win32.PostMessage(hWnd, Win32.WM_DESTROY, IntPtr.Zero, IntPtr.Zero))
{
log.Warn("PostMessage WM_DESTROY failed in CloseSplash()", new System.ComponentModel.Win32Exception());
}
}
public static void OpenURL(string url)
{
if (RunInAutomatedTestMode)
return;
try
{
System.Diagnostics.Process.Start(url);
}
catch (Exception e)
{
log.Debug(string.Format("Exception while opening url {0}:", url), e);
}
}
/// <summary>
/// If true action threads will close themselves instantly...
/// </summary>
public static bool ForcedExiting = false;
public static Version Version
{
get
{
return Assembly.GetExecutingAssembly().GetName().Version;
}
}
/// <summary>
/// Gets the version in the form "a.b.c"
/// </summary>
public static string VersionThreePart
{
get
{
var version = Version;
//The release version is obtained from branding.hg. From a
//private build we get 0.0.0.0 so we should look out for
//it and return it as is (or alternatively return 99.99.99)
if (version.ToString() == "0.0.0.0")
return "0.0.0.0";
return string.Format("{0}.{1}.{2}", version.Major, version.Minor, version.Build);
}
}
public static string CurrentLanguage
{
get
{
return Thread.CurrentThread.CurrentCulture.TwoLetterISOLanguageName;
}
}
public static string VersionAndLanguage
{
get
{
return string.Format("{0}.{1}", Version.ToString(), CurrentLanguage);
}
}
public static CultureInfo CurrentCulture
{
get
{
return Thread.CurrentThread.CurrentCulture;
}
}
}
public enum ArgType { Import, License, Restore, Update, None, XenSearch, Passwords, Connect };
}