dotnet-installer/src/Microsoft.DotNet.Tools.Publish/Program.cs

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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using Microsoft.Dnx.Runtime.Common.CommandLine;
using Microsoft.DotNet.Cli.Utils;
using Microsoft.Extensions.ProjectModel;
using NuGet.Frameworks;
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namespace Microsoft.DotNet.Tools.Publish
{
public class Program
{
public static readonly IEnumerable<string> CoreCLRFileNames = GetCoreCLRFileNames();
public static int Main(string[] args)
{
DebugHelper.HandleDebugSwitch(ref args);
var app = new CommandLineApplication();
app.Name = "dotnet publish";
app.FullName = ".NET Publisher";
app.Description = "Publisher for the .NET Platform";
app.HelpOption("-h|--help");
var framework = app.Option("-f|--framework <FRAMEWORK>", "Target framework to compile for", CommandOptionType.SingleValue);
var runtime = app.Option("-r|--runtime <RUNTIME_IDENTIFIER>", "Target runtime to publish for", CommandOptionType.SingleValue);
var output = app.Option("-o|--output <OUTPUT_PATH>", "Path in which to publish the app", CommandOptionType.SingleValue);
var configuration = app.Option("-c|--configuration <CONFIGURATION>", "Configuration under which to build", CommandOptionType.SingleValue);
var project = app.Argument("<PROJECT>", "The project to publish, defaults to the current directory. Can be a path to a project.json or a project directory");
app.OnExecute(() =>
{
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if (!CheckArg(framework))
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{
return 1;
}
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if (!CheckArg(runtime))
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{
return 1;
}
// Locate the project and get the name and full path
var path = project.Value;
if (string.IsNullOrEmpty(path))
{
path = Directory.GetCurrentDirectory();
}
// Load project context and publish it
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var fx = NuGetFramework.Parse(framework.Value());
var rids = new[] { runtime.Value() };
var context = ProjectContext.Create(path, fx, rids);
if (string.IsNullOrEmpty(context.RuntimeIdentifier))
{
Reporter.Output.WriteLine($"Unknown runtime identifier {runtime.Value()}.".Red());
return 1;
}
return Publish(context, output.Value(), configuration.Value() ?? Constants.DefaultConfiguration);
});
try
{
return app.Execute(args);
}
catch (Exception ex)
{
#if DEBUG
Console.Error.WriteLine(ex);
#else
Console.Error.WriteLine(ex.Message);
#endif
return 1;
}
}
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private static bool CheckArg(CommandOption argument)
{
if (!argument.HasValue())
{
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Reporter.Error.WriteLine($"Missing required argument: {argument.LongName.Red().Bold()}");
return false;
}
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return true;
}
private static int Publish(ProjectContext context, string outputPath, string configuration)
{
Reporter.Output.WriteLine($"Publishing {context.RootProject.Identity.Name.Yellow()} for {context.TargetFramework.DotNetFrameworkName.Yellow()}/{context.RuntimeIdentifier}");
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var options = context.ProjectFile.GetCompilerOptions(context.TargetFramework, configuration);
if (!options.EmitEntryPoint.GetValueOrDefault())
{
Reporter.Output.WriteLine($"{context.RootProject.Identity} does not have an entry point defined.".Red());
return 1;
}
// Generate the output path
if (string.IsNullOrEmpty(outputPath))
{
outputPath = Path.Combine(
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context.ProjectFile.ProjectDirectory,
Constants.BinDirectoryName,
configuration,
context.TargetFramework.GetTwoDigitShortFolderName(),
context.RuntimeIdentifier);
}
if (!Directory.Exists(outputPath))
{
Directory.CreateDirectory(outputPath);
}
// Compile the project (and transitively, all it's dependencies)
var result = Command.Create("dotnet-compile", $"--framework \"{context.TargetFramework.DotNetFrameworkName}\" --configuration \"{configuration}\" \"{context.ProjectFile.ProjectDirectory}\"")
.ForwardStdErr()
.ForwardStdOut()
.Execute();
if (result.ExitCode != 0)
{
return result.ExitCode;
}
// Use a library exporter to collect publish assets
var exporter = context.CreateExporter(configuration);
// Copy things marked as copy to output (which we don't have yet)
// so does copy too many things
CopyContents(context, outputPath);
foreach (var export in exporter.GetAllExports())
{
Reporter.Output.WriteLine($"Publishing {export.Library.Identity.ToString().Green().Bold()} ...");
PublishFiles(export.RuntimeAssemblies, outputPath);
PublishFiles(export.NativeLibraries, outputPath);
}
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int exitCode;
if (context.RuntimeIdentifier.StartsWith("win"))
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{
exitCode = PublishForWindows(context, outputPath);
}
else
{
exitCode = PublishForUnix(context, outputPath);
}
Reporter.Output.WriteLine($"Published to {outputPath}".Green().Bold());
return exitCode;
}
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private static int PublishForUnix(ProjectContext context, string outputPath)
{
CopyCoreCLR(outputPath);
var coreConsole = Path.Combine(outputPath, Constants.CoreConsoleName);
var coreRun = Path.Combine(outputPath, Constants.CoreRunName);
// Use the 'command' field to generate the name
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var outputExe = Path.Combine(outputPath, context.ProjectFile.Name);
// Write a script that can be used to launch with CoreRun
var script = $@"#!/usr/bin/env bash
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SOURCE=""${{BASH_SOURCE[0]}}""
while [ -h ""$SOURCE"" ]; do # resolve $SOURCE until the file is no longer a symlink
DIR=""$( cd -P ""$( dirname ""$SOURCE"" )"" && pwd )""
SOURCE=""$(readlink ""$SOURCE"")""
[[ $SOURCE != /* ]] && SOURCE=""$DIR/$SOURCE"" # if $SOURCE was a relative symlink, we need to resolve it relative to the path where the symlink file was located
done
DIR=""$( cd -P ""$( dirname ""$SOURCE"" )"" && pwd )""
exec ""$DIR/corerun"" ""$DIR/{context.ProjectFile.Name}.exe"" $*
";
File.WriteAllText(outputExe, script);
Command.Create("chmod", $"a+x {outputExe}")
.ForwardStdOut()
.ForwardStdErr()
.Execute();
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return 0;
}
private static int PublishForWindows(ProjectContext context, string outputPath)
{
if (context.TargetFramework.IsDesktop())
{
return 0;
}
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CopyCoreCLR(outputPath);
var coreConsole = Path.Combine(outputPath, Constants.CoreConsoleName);
var coreRun = Path.Combine(outputPath, Constants.CoreRunName);
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var outputExe = Path.Combine(outputPath, context.ProjectFile.Name + Constants.ExeSuffix);
// Rename the {app}.exe to {app}.dll
File.Copy(outputExe, Path.ChangeExtension(outputExe, ".dll"), overwrite: true);
// Change coreconsole.exe to the {app}.exe name
File.Copy(coreConsole, outputExe, overwrite: true);
return 0;
}
private static void CopyCoreCLR(string outputPath)
{
// TEMPORARILY bring checked-in CoreCLR stuff along for the ride.
var clrPath = AppContext.BaseDirectory;
foreach(var file in CoreCLRFileNames)
{
File.Copy(Path.Combine(clrPath, file), Path.Combine(outputPath, file), overwrite: true);
}
}
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private static void CopyContents(ProjectContext context, string outputPath)
{
var sourceFiles = context.ProjectFile.Files.GetFilesForBundling();
Copy(sourceFiles, context.ProjectDirectory, outputPath);
}
private static void Copy(IEnumerable<string> sourceFiles, string sourceDirectory, string targetDirectory)
{
if (sourceFiles == null)
{
throw new ArgumentNullException(nameof(sourceFiles));
}
sourceDirectory = EnsureTrailingSlash(sourceDirectory);
targetDirectory = EnsureTrailingSlash(targetDirectory);
foreach (var sourceFilePath in sourceFiles)
{
var fileName = Path.GetFileName(sourceFilePath);
var targetFilePath = sourceFilePath.Replace(sourceDirectory, targetDirectory);
var targetFileParentFolder = Path.GetDirectoryName(targetFilePath);
// Create directory before copying a file
if (!Directory.Exists(targetFileParentFolder))
{
Directory.CreateDirectory(targetFileParentFolder);
}
File.Copy(
sourceFilePath,
targetFilePath,
overwrite: true);
// clear read-only bit if set
var fileAttributes = File.GetAttributes(targetFilePath);
if ((fileAttributes & FileAttributes.ReadOnly) == FileAttributes.ReadOnly)
{
File.SetAttributes(targetFilePath, fileAttributes & ~FileAttributes.ReadOnly);
}
}
}
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private static string EnsureTrailingSlash(string path)
{
return EnsureTrailingCharacter(path, Path.DirectorySeparatorChar);
}
private static string EnsureTrailingCharacter(string path, char trailingCharacter)
{
if (path == null)
{
throw new ArgumentNullException(nameof(path));
}
// if the path is empty, we want to return the original string instead of a single trailing character.
if (path.Length == 0 || path[path.Length - 1] == trailingCharacter)
{
return path;
}
return path + trailingCharacter;
}
private static void PublishFiles(IEnumerable<string> files, string outputPath)
{
foreach (var file in files)
{
File.Copy(file, Path.Combine(outputPath, Path.GetFileName(file)), overwrite: true);
}
}
private static IEnumerable<string> GetCoreCLRFileNames()
{
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
yield return "coreclr.dll";
yield return "CoreConsole.exe";
yield return "CoreRun.exe";
yield return "mscorlib.ni.dll";
}
else if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
{
yield return "libcoreclr.dylib";
yield return "coreconsole";
yield return "corerun";
yield return "mscorlib.dll";
yield return "System.Globalization.Native.dylib";
}
else
{
yield return "libcoreclr.so";
yield return "coreconsole";
yield return "corerun";
yield return "mscorlib.dll";
yield return "System.Globalization.Native.so";
}
}
}
}