66 lines
2.2 KiB
C#
66 lines
2.2 KiB
C#
// <copyright file="RuntimeHelper.cs" company="OpenTelemetry Authors">
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// Copyright The OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// </copyright>
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#if NETFRAMEWORK
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using Microsoft.Win32;
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namespace IntegrationTests.Helpers;
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internal static class RuntimeHelper
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{
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// https://learn.microsoft.com/en-us/dotnet/framework/migration-guide/how-to-determine-which-versions-are-installed
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public static string? GetRuntimeVersion()
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{
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const string subkey = @"SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full\";
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using (var ndpKey = RegistryKey.OpenBaseKey(RegistryHive.LocalMachine, RegistryView.Registry32).OpenSubKey(subkey))
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{
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if (ndpKey != null && ndpKey.GetValue("Release") != null)
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{
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return CheckFor45PlusVersion((int)ndpKey.GetValue("Release"));
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}
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return null;
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}
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// Checking the version using >= enables forward compatibility.
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static string CheckFor45PlusVersion(int releaseKey)
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{
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return releaseKey switch
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{
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>= 533320 => "4.8.1+",
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>= 528040 => "4.8",
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>= 461808 => "4.7.2",
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>= 461308 => "4.7.1",
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>= 460798 => "4.7",
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>= 394802 => "4.6.2",
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>= 394254 => "4.6.1",
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>= 393295 => "4.6",
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>= 379893 => "4.5.2",
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>= 378675 => "4.5.1",
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>= 378389 => "4.5",
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_ =>
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// This code should never execute. A non-null release key should mean
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// that 4.5 or later is installed.
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"No 4.5+"
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};
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}
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}
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}
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#endif
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