109 lines
4.5 KiB
C#
109 lines
4.5 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Runtime.InteropServices;
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using Microsoft.DotNet.Cli.Build.Framework;
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using Microsoft.Extensions.PlatformAbstractions;
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using static Microsoft.DotNet.Cli.Build.Framework.BuildHelpers;
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namespace Microsoft.DotNet.Cli.Build
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{
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public class Crossgen
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{
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private string _coreClrVersion;
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private string _crossGenPath;
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// This is not always correct. The version of crossgen we need to pick up is whatever one was restored as part
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// of the Microsoft.NETCore.Runtime.CoreCLR package that is part of the shared library. For now, the version hardcoded
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// in CompileTargets and the one in the shared library project.json match and are updated in lock step, but long term
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// we need to be able to look at the project.lock.json file and figure out what version of Microsoft.NETCore.Runtime.CoreCLR
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// was used, and then select that version.
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public Crossgen(string coreClrVersion)
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{
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_coreClrVersion = coreClrVersion;
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_crossGenPath = GetCrossgenPathForVersion();
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}
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private string GetCrossgenPathForVersion()
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{
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string arch = PlatformServices.Default.Runtime.RuntimeArchitecture;
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string packageId;
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if (CurrentPlatform.IsWindows)
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{
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packageId = $"runtime.win7-{arch}.Microsoft.NETCore.Runtime.CoreCLR";
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}
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else if (CurrentPlatform.IsUbuntu)
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{
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packageId = "runtime.ubuntu.14.04-x64.Microsoft.NETCore.Runtime.CoreCLR";
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}
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else if (CurrentPlatform.IsCentOS || CurrentPlatform.IsRHEL)
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{
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// CentOS runtime is in the runtime.rhel.7-x64... package.
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packageId = "runtime.rhel.7-x64.Microsoft.NETCore.Runtime.CoreCLR";
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}
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else if (CurrentPlatform.IsOSX)
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{
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packageId = "runtime.osx.10.10-x64.Microsoft.NETCore.Runtime.CoreCLR";
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}
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else if (CurrentPlatform.IsDebian)
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{
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packageId = "runtime.debian.8.2-x64.Microsoft.NETCore.Runtime.CoreCLR";
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}
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else
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{
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return null;
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}
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return Path.Combine(
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Dirs.NuGetPackages,
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packageId,
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_coreClrVersion,
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"tools",
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$"crossgen{Constants.ExeSuffix}");
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}
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public void CrossgenDirectory(BuildTargetContext c, string pathToAssemblies)
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{
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// Check if we need to skip crossgen
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if (string.Equals(Environment.GetEnvironmentVariable("DISABLE_CROSSGEN"), "1"))
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{
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c.Warn("Skipping crossgen for because DISABLE_CROSSGEN is set to 1");
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return;
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}
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foreach (var file in Directory.GetFiles(pathToAssemblies))
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{
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string fileName = Path.GetFileName(file);
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if (fileName == "mscorlib.dll" || fileName == "mscorlib.ni.dll" || !PEUtils.HasMetadata(file))
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{
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continue;
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}
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string tempPathName = Path.ChangeExtension(file, "readytorun");
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string sharedFxPath = c.BuildContext.Get<string>("SharedFrameworkPath");
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// HACK
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// The input directory can be a portable FAT app (example the CLI itself).
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// In that case there can be RID specific managed dependencies which are not right next to the app binary (example System.Diagnostics.TraceSource).
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// We need those dependencies during crossgen. For now we just pass all subdirectories of the input directory as input to crossgen.
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// The right fix -
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// If the assembly has deps.json then parse the json file to get all the dependencies. Pass these dependencies as input to crossgen.
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// else pass the current directory of assembly as input to crossgen.
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string addtionalPaths = string.Join(";", Directory.GetDirectories(pathToAssemblies, "*", SearchOption.AllDirectories));
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IList<string> crossgenArgs = new List<string> {
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"-readytorun", "-in", file, "-out", tempPathName,
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"-platform_assemblies_paths", $"{sharedFxPath};{pathToAssemblies};{addtionalPaths}"
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};
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ExecSilent(_crossGenPath, crossgenArgs);
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File.Delete(file);
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File.Move(tempPathName, file);
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}
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}
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}
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}
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