public DesignTimeHostProjectCompiler(IApplicationShutdown shutdown, IFileWatcher watcher, RuntimeOptions runtimeOptions)
{
// Using this ctor because it works on mono, this is hard coded to ipv4
// right now. Mono will eventually have the dualmode overload
var socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
socket.Connect(new IPEndPoint(IPAddress.Loopback, runtimeOptions.CompilationServerPort.Value));
var networkStream = new NetworkStream(socket);
_compiler = new DesignTimeHostCompiler(shutdown, watcher, networkStream);
}
public DefaultHost(RuntimeOptions options,
IServiceProvider hostServices,
IAssemblyLoadContextAccessor loadContextAccessor,
IFileWatcher fileWatcher,
ICompilationEngineFactory compilationEngineFactory)
{
_projectDirectory = Path.GetFullPath(options.ApplicationBaseDirectory);
_targetFramework = options.TargetFramework;
_compilationEngineFactory = compilationEngineFactory;
Initialize(options, hostServices, loadContextAccessor, fileWatcher);
}
public DefaultHost(RuntimeOptions options,
IServiceProvider hostServices,
IAssemblyLoadContextAccessor loadContextAccessor,
IFileWatcher fileWatcher)
{
_projectDirectory = Path.GetFullPath(options.ApplicationBaseDirectory);
_targetFramework = options.TargetFramework;
_loadContextAccessor = loadContextAccessor;
_runtimeEnvironment = (IRuntimeEnvironment)hostServices.GetService(typeof(IRuntimeEnvironment));
_serviceProvider = new ServiceProvider(hostServices);
Initialize(options, hostServices, loadContextAccessor, fileWatcher);
}
private bool ParseArgs(string[] args, out RuntimeOptions defaultHostOptions, out string[] outArgs, out int exitCode)
{
var app = new CommandLineApplication(throwOnUnexpectedArg: false);
app.Name = "Microsoft.Dnx.ApplicationHost";
app.FullName = app.Name;
var optionWatch = app.Option("--watch", "Watch file changes", CommandOptionType.NoValue);
var optionPackages = app.Option("--packages <PACKAGE_DIR>", "Directory containing packages",
CommandOptionType.SingleValue);
var optionConfiguration = app.Option("--configuration <CONFIGURATION>", "The configuration to run under", CommandOptionType.SingleValue);
var optionCompilationServer = app.Option("--port <PORT>", "The port to the compilation server", CommandOptionType.SingleValue);
var runCmdExecuted = false;
app.HelpOption("-?|-h|--help");
var env = (IRuntimeEnvironment)_serviceProvider.GetService(typeof(IRuntimeEnvironment));
app.VersionOption("--version", () => env.GetShortVersion(), () => env.GetFullVersion());
var runCmd = app.Command("run", c =>
{
// We don't actually execute "run" command here
// We are adding this command for the purpose of displaying correct help information
c.Description = "Run application";
c.OnExecute(() =>
{
runCmdExecuted = true;
return 0;
});
},
throwOnUnexpectedArg: false);
app.Execute(args);
defaultHostOptions = null;
outArgs = null;
exitCode = 0;
if (app.IsShowingInformation)
{
// If help option or version option was specified, exit immediately with 0 exit code
return true;
}
else if (!(app.RemainingArguments.Any() || runCmdExecuted))
{
// If no subcommand was specified, show error message
// and exit immediately with non-zero exit code
Console.WriteLine("Please specify the command to run");
exitCode = 2;
return true;
}
defaultHostOptions = new RuntimeOptions();
defaultHostOptions.WatchFiles = optionWatch.HasValue();
defaultHostOptions.PackageDirectory = optionPackages.Value();
defaultHostOptions.TargetFramework = _environment.RuntimeFramework;
defaultHostOptions.Configuration = optionConfiguration.Value() ?? _environment.Configuration ?? "Debug";
defaultHostOptions.ApplicationBaseDirectory = _environment.ApplicationBasePath;
var portValue = optionCompilationServer.Value() ?? Environment.GetEnvironmentVariable(EnvironmentNames.CompilationServerPort);
int port;
if (!string.IsNullOrEmpty(portValue) && int.TryParse(portValue, out port))
{
defaultHostOptions.CompilationServerPort = port;
}
var remainingArgs = new List<string>();
if (runCmdExecuted)
{
// Later logic will execute "run" command
// So we put this argment back after it was consumed by parser
remainingArgs.Add("run");
remainingArgs.AddRange(runCmd.RemainingArguments);
}
else
{
remainingArgs.AddRange(app.RemainingArguments);
}
if (remainingArgs.Any())
{
defaultHostOptions.ApplicationName = remainingArgs[0];
outArgs = remainingArgs.Skip(1).ToArray();
}
else
{
outArgs = remainingArgs.ToArray();
}
return false;
}
private void Initialize(RuntimeOptions options, IServiceProvider hostServices, IAssemblyLoadContextAccessor loadContextAccessor, IFileWatcher fileWatcher)
{
var applicationHostContext = new ApplicationHostContext
{
ProjectDirectory = _projectDirectory,
TargetFramework = _targetFramework
};
ApplicationHostContext.Initialize(applicationHostContext);
Logger.TraceInformation("[{0}]: Project path: {1}", GetType().Name, applicationHostContext.ProjectDirectory);
Logger.TraceInformation("[{0}]: Project root: {1}", GetType().Name, applicationHostContext.RootDirectory);
Logger.TraceInformation("[{0}]: Project configuration: {1}", GetType().Name, options.Configuration);
Logger.TraceInformation("[{0}]: Packages path: {1}", GetType().Name, applicationHostContext.PackagesDirectory);
_libraryManager = applicationHostContext.LibraryManager;
_project = applicationHostContext.Project;
if (options.WatchFiles)
{
fileWatcher.OnChanged += _ =>
{
_shutdown.RequestShutdownWaitForDebugger();
};
}
// Create a new Application Environment for running the app. It needs a reference to the Host's application environment
// (if any), which we can get from the service provider we were given.
// If this is null (i.e. there is no Host Application Environment), that's OK, the Application Environment we are creating
// will just have it's own independent set of global data.
var hostEnvironment = (IApplicationEnvironment)hostServices.GetService(typeof(IApplicationEnvironment));
var applicationEnvironment = new ApplicationEnvironment(Project, _targetFramework, options.Configuration, hostEnvironment);
var compilationContext = new CompilationEngineContext(applicationEnvironment, loadContextAccessor.Default, new CompilationCache(), fileWatcher, new ProjectGraphProvider());
// Compilation services available only for runtime compilation
compilationContext.AddCompilationService(typeof(RuntimeOptions), options);
compilationContext.AddCompilationService(typeof(IApplicationShutdown), _shutdown);
var compilationEngine = new CompilationEngine(compilationContext);
// Default services
_serviceProvider.Add(typeof(IApplicationEnvironment), applicationEnvironment);
_serviceProvider.Add(typeof(ILibraryManager), _libraryManager);
// TODO: Make this lazy
_serviceProvider.Add(typeof(ILibraryExporter), compilationEngine.CreateProjectExporter(Project, _targetFramework, options.Configuration));
_serviceProvider.Add(typeof(IApplicationShutdown), _shutdown);
_serviceProvider.Add(typeof(ICompilerOptionsProvider), new CompilerOptionsProvider(_libraryManager));
if (options.CompilationServerPort.HasValue)
{
// Change the project reference provider
Project.DefaultCompiler = Project.DefaultDesignTimeCompiler;
}
CallContextServiceLocator.Locator.ServiceProvider = ServiceProvider;
// Configure Assembly loaders
_loaders.Add(new ProjectAssemblyLoader(
loadContextAccessor,
compilationEngine,
_libraryManager));
_loaders.Add(new PackageAssemblyLoader(loadContextAccessor, _libraryManager));
}
private void Initialize(RuntimeOptions options, IServiceProvider hostServices, IAssemblyLoadContextAccessor loadContextAccessor, IFileWatcher fileWatcher)
{
_applicationHostContext = new ApplicationHostContext(
hostServices,
_projectDirectory,
options.PackageDirectory,
options.Configuration,
_targetFramework);
_compilationEngine = _compilationEngineFactory.CreateEngine(
new CompilationEngineContext(
_applicationHostContext.LibraryManager,
_applicationHostContext.ProjectGraphProvider,
fileWatcher,
_applicationHostContext.ServiceProvider,
_targetFramework,
options.Configuration));
// Make the root project's library exports available for apps to read.
_applicationHostContext.AddService(typeof(ILibraryExporter), _compilationEngine.RootLibraryExporter);
_applicationHostContext.AddService(typeof(ICompilationEngine), _compilationEngine);
Logger.TraceInformation("[{0}]: Project path: {1}", GetType().Name, _projectDirectory);
Logger.TraceInformation("[{0}]: Project root: {1}", GetType().Name, _applicationHostContext.RootDirectory);
Logger.TraceInformation("[{0}]: Project configuration: {1}", GetType().Name, _applicationHostContext.Configuration);
Logger.TraceInformation("[{0}]: Packages path: {1}", GetType().Name, _applicationHostContext.PackagesDirectory);
_project = _applicationHostContext.Project;
if (Project == null)
{
throw new Exception("Unable to locate " + Project.ProjectFileName);
}
if (options.WatchFiles)
{
fileWatcher.OnChanged += _ =>
{
_shutdown.RequestShutdownWaitForDebugger();
};
}
_applicationHostContext.AddService(typeof(IApplicationShutdown), _shutdown);
_applicationHostContext.AddService(typeof(RuntimeOptions), options);
if (options.CompilationServerPort.HasValue)
{
// Change the project reference provider
Project.DefaultCompiler = Project.DefaultDesignTimeCompiler;
}
CallContextServiceLocator.Locator.ServiceProvider = ServiceProvider;
// Configure Assembly loaders
_loaders.Add(new ProjectAssemblyLoader(
loadContextAccessor,
_applicationHostContext.ProjectResolver,
_compilationEngine));
_loaders.Add(new NuGetAssemblyLoader(loadContextAccessor, _applicationHostContext.NuGetDependencyProvider));
}