UpTool/UpTool2
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update, enforce single instance

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This commit is contained in:
CreepyCrafter24 2019-09-09 16:53:11 +02:00
parent 85e0a4fc2c
commit 473cda727f
4 changed files with 74 additions and 5 deletions
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4
FolderLayout.txt
View File

@ -9,4 +9,6 @@
- Data
- __APPFILES
- app
- __APPFILES
- __APPFILES
- info.xml
- Version

3
ToDo.txt
View File

@ -1,4 +1,5 @@
Automatic Updates for UpTool
ProgressBar for Downloads
Icons
Splash screen
Splash screen
Search

5
UpTool2/MainForm.cs
View File

@ -77,7 +77,7 @@ namespace UpTool2
action_remove.Enabled = Directory.Exists(dir + @"\Apps\" + ID.ToString());
action_update.Tag = app;
string xml = dir + @"\Apps\" + ID.ToString() + @"\info.xml";
action_update.Enabled = File.Exists(xml) && int.Parse(XDocument.Load(xml).Root.Element("Version").Value) < version;
action_update.Enabled = File.Exists(xml) && int.Parse(XDocument.Load(xml).Element("app").Element("Version").Value) < version;
};
sidebarIcon.Paint += (object sender, PaintEventArgs e) => {
e.Graphics.DrawImage(icon, 0, 0, sidebarIcon.Width, sidebarIcon.Height);
@ -192,10 +192,11 @@ namespace UpTool2
SHA256CryptoServiceProvider sha256 = new SHA256CryptoServiceProvider();
if (BitConverter.ToString(sha256.ComputeHash(File.ReadAllBytes(app + @"\package.zip"))).Replace("-", string.Empty).ToUpper() != appI.hash)
throw new Exception("The hash is not equal to the one stored in the repo");
sha256.Dispose();
ZipFile.ExtractToDirectory(app + @"\package.zip", tmp);
Directory.Move(tmp + @"\Data", app + @"\app");
Process.Start(new ProcessStartInfo { FileName = "cmd.exe", Arguments = "/C \"" + tmp + "\\Install.bat\"", WorkingDirectory = app + @"\app" }).WaitForExit();
new XElement("app", new XElement("Version", 1)).Save(app + @"\info.xml");
new XElement("app", new XElement("Version", appI.version)).Save(app + @"\info.xml");
Directory.Delete(tmp, true);
if (relE)
reloadElements();

67
UpTool2/Program.cs
View File

@ -1,8 +1,18 @@
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Net;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Security.AccessControl;
using System.Security.Cryptography;
using System.Security.Principal;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Xml.Linq;
namespace UpTool2
{
@ -16,7 +26,62 @@ namespace UpTool2
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new MainForm());
string appGuid = ((GuidAttribute)Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(GuidAttribute), false).GetValue(0)).Value.ToString();
string mutexId = string.Format("Global\\{{{0}}}", appGuid);
bool createdNew;
var allowEveryoneRule = new MutexAccessRule(new SecurityIdentifier(WellKnownSidType.WorldSid, null), MutexRights.FullControl, AccessControlType.Allow);
var securitySettings = new MutexSecurity();
securitySettings.AddAccessRule(allowEveryoneRule);
using (var mutex = new Mutex(false, mutexId, out createdNew, securitySettings))
{
var hasHandle = false;
try
{
try
{
hasHandle = mutex.WaitOne(5000, false);
if (hasHandle == false)
throw new TimeoutException("Timeout waiting for exclusive access");
}
catch (AbandonedMutexException)
{
#if DEBUG
Console.WriteLine("Mutex abandoned");
#endif
hasHandle = true;
}
string dir = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + @"\UpTool2";
string xml = dir + @"\info.xml";
if (!File.Exists(xml))
new XElement("meta", new XElement("Version", 0)).Save(xml);
XElement meta = XDocument.Load("https://github.com/CreepyCrafter24/UpTool2/releases/download/Repo/Repo.xml").Element("meta");
int version = int.Parse(meta.Element("Version").Value);
if (int.Parse(XDocument.Load(xml).Element("meta").Element("Version").Value) < version)
{
using (var client = new WebClient())
{
client.DownloadFile(meta.Element("File").Value, dir + @"\update.exe");
}
SHA256CryptoServiceProvider sha256 = new SHA256CryptoServiceProvider();
if (BitConverter.ToString(sha256.ComputeHash(File.ReadAllBytes(dir + @"\update.exe"))).Replace("-", string.Empty).ToUpper() != meta.Element("Hash").Value)
throw new Exception("The hash is not equal to the one stored in the repo");
sha256.Dispose();
new XElement("meta", new XElement("Version", version)).Save(xml);
Process.Start(new ProcessStartInfo { FileName = "cmd.exe", Arguments = "/C echo Running Update & timeout /t 4 & copy /b/v/y \"" + dir + @"\update.exe" + "\" \"" + Application.ExecutablePath + "\" & echo Done Updating, please restart & pause" });
}
else
Application.Run(new MainForm());
}
catch (Exception e1)
{
MessageBox.Show(e1.ToString());
}
finally
{
if (hasHandle)
mutex.ReleaseMutex();
}
}
}
}
}