45 lines
1.5 KiB
VB.net
45 lines
1.5 KiB
VB.net
Imports System.IO
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Imports System.Reflection
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Imports System.Runtime.InteropServices
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Imports System.Security.Cryptography
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Imports DigitalData.Modules.Logging
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Public Class PerformanceEx
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Public Sub New(pLogConfig As LogConfig, pAppDataPath As String)
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Dim savedHash = String.Empty
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Dim assemblyLocation = Assembly.GetEntryAssembly().Location
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Dim hashPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "hash.txt")
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If Not File.Exists(hashPath) Then
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File.Create(hashPath)
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Else
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savedHash = File.ReadAllText(hashPath)
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End If
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Dim hash = String.Concat(SHA1.Create().ComputeHash(File.ReadAllBytes(assemblyLocation)).Select(Function(x) x.ToString("x2")))
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If hash.Equals(savedHash) Then
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Return
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End If
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Dim dotNetRuntimePath = RuntimeEnvironment.GetRuntimeDirectory()
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Dim ngenPath = Path.Combine(dotNetRuntimePath, "ngen.exe")
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Dim process = New Process With {
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.StartInfo = New ProcessStartInfo With {
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.FileName = ngenPath,
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.Arguments = $"install ""{assemblyLocation}"" /nologo",
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.CreateNoWindow = True,
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.UseShellExecute = True,
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.Verb = "runas"
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}
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}
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Try
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process.Start()
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process.WaitForExit()
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File.WriteAllText(hashPath, hash)
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Catch
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' ...
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End Try
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End Sub
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End Class
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