public object CreateInstanceFromAndUnwrap(string assemblyFile, string typeName, bool ignoreCase, BindingFlags bindingAttr, Binder binder, object[] args, System.Globalization.CultureInfo culture, object[] activationAttributes)
{
ObjectHandle oh = CreateInstanceFrom(assemblyFile,
typeName,
ignoreCase,
bindingAttr,
binder,
args,
culture,
activationAttributes);
return(oh?.Unwrap());
}
public object?CreateInstanceAndUnwrap(string assemblyName, string typeName, bool ignoreCase, BindingFlags bindingAttr, Binder?binder, object?[]?args, System.Globalization.CultureInfo?culture, object?[]?activationAttributes)
{
ObjectHandle?oh = CreateInstance(assemblyName,
typeName,
ignoreCase,
bindingAttr,
binder,
args,
culture,
activationAttributes);
return(oh?.Unwrap());
}
public void IsolatedRazorEngineService_CleanUpWorks()
{
var current = AppDomain.CurrentDomain;
var appDomain = AppDomain.CreateDomain("TestDomain.IsolatedRazorEngineService_CleanUpWorks", current.Evidence, current.SetupInformation);
ObjectHandle handle =
Activator.CreateInstanceFrom(
appDomain, typeof(AssemblyChecker).Assembly.ManifestModule.FullyQualifiedName,
typeof(AssemblyChecker).FullName
);
using (var remoteHelper = (AssemblyChecker)handle.Unwrap())
{
remoteHelper.IsolatedRazorEngineService_CleanUpWorks();
}
}
public void GetVariableAsHandle_RemoteEngineRemoteValue()
{
ScriptRuntime env = ScriptRuntimeTest.CreateRuntime(TestHelpers.CreateAppDomain("new domain"));
ScriptEngine engine = env.GetEngine("py");
ScriptScope scope = engine.CreateScope();
ScriptSource code = engine.CreateScriptSourceFromString("two=1+1", SourceCodeKind.Statements);
code.Execute(scope);
ObjectHandle obj = scope.GetVariableHandle("two");
int two = (int)obj.Unwrap();
Assert.AreEqual(two, 2);
}
protected virtual object CreateObject(SerializableData serializableData)
{
Type type = base.GetType(serializableData);
if (type != null)
{
object obj = Activator.CreateInstance(type, null);
ObjectHandle objectHandle = obj as ObjectHandle;
if (objectHandle != null)
{
obj = objectHandle.Unwrap();
}
return(obj);
}
throw new XmlSerializationException(null, serializableData);
}
internal IsolatedRazorEngineService(IConfigCreator configCreator, IAppDomainFactory appDomainFactory)
{
_appDomain = CreateAppDomain(appDomainFactory ?? new DefaultAppDomainFactory());
var config = configCreator ?? new DefaultConfigCreator();
ObjectHandle handle =
Activator.CreateInstanceFrom(
_appDomain, typeof(SanboxHelper).Assembly.ManifestModule.FullyQualifiedName,
typeof(SanboxHelper).FullName
);
using (var helper = (SanboxHelper)handle.Unwrap())
{
_proxy = helper.CreateEngine(config);
}
}
public IStorageProvider CreateInstance()
{
Assembly providerAssembly = System.Reflection.Assembly.Load(this.Assembly);
ObjectHandle providerObjHandle = Activator.CreateInstance(this.Assembly, this.Class);
if (providerObjHandle != null)
{
IStorageProvider provider = (IStorageProvider)providerObjHandle.Unwrap();
if (provider != null)
{
return(provider);
}
}
throw new ArgumentException("Impossible to create the instance. Check the provider definition.");
}
static void Main()
{
// Setting the AppDomainSetup. It is very important to set the
// ApplicationBase to a folder other than the one in which
// the sandboxer resides.
AppDomainSetup adSetup = new AppDomainSetup();
adSetup.ApplicationBase = Path.GetFullPath(pathToUntrusted);
// Setting the permissions for the AppDomain. We give the permission
// to execute and to read/discover the location where the untrusted
// code is loaded.
PermissionSet permSet = new PermissionSet(PermissionState.None);
permSet.AddPermission(
new SecurityPermission(SecurityPermissionFlag.Execution));
// We want the sandboxer assembly's strong name, so that we can add
// it to the full trust list.
StrongName fullTrustAssembly =
typeof(Sandboxer).Assembly.Evidence.GetHostEvidence <StrongName>();
// Now we have everything we need to create the AppDomain so,
// let's create it.
AppDomain newDomain = AppDomain.CreateDomain(
"Sandbox",
null,
adSetup,
permSet,
fullTrustAssembly);
// Use CreateInstanceFrom to load an instance of the Sandboxer class
// into the new AppDomain.
ObjectHandle handle = Activator.CreateInstanceFrom(
newDomain,
typeof(Sandboxer).Assembly.ManifestModule.FullyQualifiedName,
typeof(Sandboxer).FullName);
// Unwrap the new domain instance into a reference in this domain and
// use it to execute the untrusted code.
Sandboxer newDomainInstance = (Sandboxer)handle.Unwrap();
newDomainInstance.ExecuteUntrustedCode(
untrustedAssembly,
untrustedClass,
entryPoint,
parameters);
}
public void InvokeMethod()
{
//validate directory
string paht = GetValidatePath();
AppDomain secondDomain = AppDomain.CreateDomain("Second domain");
Type LadaSedanType = Type.GetType("CarPro.LadaSedan, Cars");
ObjectHandle userHandle = secondDomain.CreateInstance("Cars", LadaSedanType.Name);
dynamic userProxy = userHandle.Unwrap();
if (RemotingServices.IsTransparentProxy(userProxy))
{
}
}
public static void LoadAddins(List <Addin> addins, IAddinHost host)
{
// create instance of each addin
foreach (Addin addin in addins)
{
// create instance
ObjectHandle handle = Activator.CreateComInstanceFrom(addin.File, addin.Path);
Addin instance = (Addin)handle.Unwrap();
addin.Instance = instance;
// add the addin to the global collection
Addins.Add(addin);
// call the register method on the addin
instance.Register(host);
}
}
/// <summary>
/// Loads the specified assembly, instantiates the specified class and calls the ExecuteAsync method
/// with the specified parameters.
/// </summary>
public async Task <string> ExecuteTaskAsync(string taskAssemblyPath, string taskClassName, string taskParameters)
{
// Sample code: no real error checking!
try
{
ObjectHandle taskObjectHandle = Activator.CreateInstanceFrom(taskAssemblyPath, taskClassName);
object taskInstance = taskObjectHandle.Unwrap();
MethodInfo executeMethod = taskInstance.GetType().GetMethod("ExecuteAsync");
Task <string> executeTask = (Task <string>)executeMethod.Invoke(taskInstance, new object[] { taskParameters });
await executeTask;
return(executeTask.Result);
}
catch (Exception ex)
{
return(ex.ToString());
}
}
public static object LoadClass(string className, params object[] args)
{
int namespaceSeperatorPos = className.IndexOf('.');
if (namespaceSeperatorPos == -1)
{
throw new Exception("Root class namespace must be the name of the containing assembly. Provided name: " + className);
}
string assemblyFile = className.Substring(0, namespaceSeperatorPos) + ".dll";
assemblyFile = Path.Combine(IOUtil.GetModuleDirectory("Shared.dll"), assemblyFile);
ObjectHandle handle = Activator.CreateInstanceFrom(assemblyFile, className, true, 0, null, args, null, null);
return(handle.Unwrap());
}
public static void initPanel(Panel panelContent)
{
Control _newControl;
String _controlName = "MvrpLite.adminFuc.panelRealData";
//初始化面板
_newControl = panelContent.Controls[_controlName];
if (_newControl == null)
{
//面板没找到 则生成之.
ObjectHandle _oh = AppDomain.CurrentDomain.CreateInstance(Assembly.GetExecutingAssembly().FullName, _controlName);
_newControl = (Control)_oh.Unwrap();
_newControl.Name = _controlName;
_newControl.Dock = DockStyle.Fill;
panelContent.Controls.Add(_newControl);
}
}
public static void Stop()
{
if (ServiceStackAppDomain == null)
{
return;
}
// Notify ServiceStack that the AppDomain is going to be unloaded
var host = (ServiceStackConsoleHost)Handle.Unwrap();
host.Shutdown();
// Shutdown the ServiceStack application
AppDomain.Unload(ServiceStackAppDomain);
ServiceStackAppDomain = null;
}
static void Main()
{
PermissionSet permSet = new PermissionSet(PermissionState.None);
permSet.AddPermission(new SecurityPermission(SecurityPermissionFlag.Execution));
// permSet.AddPermission(new FileIOPermission(FileIOPermissionAccess.AllAccess, "c:/temp"));
AppDomainSetup setup = AppDomain.CurrentDomain.SetupInformation;
AppDomain newDomain = AppDomain.CreateDomain(
"Sandboxed domain", AppDomain.CurrentDomain.Evidence, setup, permSet);
ObjectHandle oh = newDomain.CreateInstance("RequireFileIOPermissionsDemo", "Wrox.ProCSharp.Security.RequirePermissionsDemo");
object o = oh.Unwrap();
var io = o as RequirePermissionsDemo;
string path = @"c:\temp\file.txt";
Console.WriteLine("has {0}permissions to write to {1}", io.RequireFilePermissions(path) ? null : "no ", path);
}
public void Run()
{
//Setting the AppDomainSetup. It is very important to set the ApplicationBase to a folder
//other than the one in which the sandboxer resides.
AppDomainSetup adSetup = new AppDomainSetup();
adSetup.ApplicationBase = Path.GetFullPath(_sandboxingFolder);
//Setting the permissions for the AppDomain. We give the permission to execute and to
//read/discover the location where the untrusted code is loaded.
PermissionSet permSet = new PermissionSet(PermissionState.None);
permSet.AddPermission(new SecurityPermission(SecurityPermissionFlag.Execution));
//Now we have everything we need to create the AppDomain, so let's create it.
AppDomain sandboxingDomain = AppDomain.CreateDomain("Sandbox", null, adSetup, permSet);
//We want the sandboxer assembly's strong name, so that we can add it to the full trust list.
//StrongName fullTrustAssembly = typeof(Sandboxer).Assembly.Evidence.GetHostEvidence<StrongName>();
Assembly loadedPluginAssembly = Assembly.LoadFrom(_originalPluginPath);
Type fileSystemStoragePluginType = null;
fileSystemStoragePluginType = loadedPluginAssembly.GetTypes().FirstOrDefault(t => t.GetInterfaces().Any(i => i.Equals(typeof(IFileSystemStorage))));
if (fileSystemStoragePluginType == null)
{
throw new ApplicationException("No implemntation of IFileSystemStorage type found in assembly: " + _sandboxingFolder);
}
//Use CreateInstanceFrom to load an instance of the Sandboxer class into the
//new AppDomain.
ObjectHandle fileSystemStorageHandle = Activator.CreateInstanceFrom(
sandboxingDomain, loadedPluginAssembly.ManifestModule.FullyQualifiedName,
fileSystemStoragePluginType.FullName
);
//Unwrap the new domain instance into a reference in this domain and use it to execute the
//untrusted code.
IFileSystemStorage fileSystemStorageSandboxed = (IFileSystemStorage)fileSystemStorageHandle.Unwrap();
AccountData ad = fileSystemStorageSandboxed.LoadAccountData();
Console.WriteLine(ad);
fileSystemStorageSandboxed.SaveAccountData(null);
}
private Array StringToArray(string str, Array defValue)
{
if (str.Length == 0)
{
return(defValue);
}
string[] tmp = str.Split(';');
// check data (minimaly must be two items)
if (tmp.Length < 2)
{
return(defValue);
}
object[] output = new object[tmp.Length - 1];
string[] types = tmp[0].Split(':');
// check format of saved data
if (types.Length != 2)
{
return(defValue);
}
ObjectHandle typeHandle = Activator.CreateInstance(types[0], types[1]);
Type type = typeHandle.Unwrap().GetType();
Type[] methTypes = new Type[] { typeof(string) };
bool bIsEnum = type.IsEnum;
MethodInfo method = type.GetMethod("Parse", methTypes);
// if we does not found Parse method then return default value
if (method == null && bIsEnum == false)
{
return(defValue);
}
for (int i = 1; i < tmp.Length; i++)
{
output[i - 1] = (bIsEnum) ?
Enum.Parse(type, tmp[i], true) :
method.Invoke(null, new object[] { tmp[i] });
}
return(output);
}
public ABizLogic GetBiz(CMain initializedMain, System.Windows.Forms.Control control)
{
string assemblyFile = "YANGSYS.Biz.WHTM.DLL";
string typeName = "YANGSYS.Biz.CBiz";
ObjectHandle handle = Activator.CreateInstanceFrom(assemblyFile, typeName);
if (handle == null)
{
_form = new SOFD.Gui.Window.frmSimpleMain();
}
ABizLogic biz = handle.Unwrap() as ABizLogic;
biz.Init(initializedMain, control);
return(biz);
}
private static void CreateClassInNewDomain()
{
Program.GetDomainInfo(AppDomain.CurrentDomain);
try
{
AppDomain newDomain = AppDomain.CreateDomain("NewDomain");
ObjectHandle obj = newDomain.CreateInstance(Assembly.GetExecutingAssembly().FullName, typeof(MarshalByRef).FullName);
MarshalByRef cl = (MarshalByRef)obj.Unwrap();
Console.WriteLine("Is Proxy - {0}", RemotingServices.IsTransparentProxy(cl));
//cl.GetDomainInfo();
}
catch (Exception e)
{
Console.WriteLine("Exception - " + e.Message);
}
}
public async void Execute()
{
await Task.Yield();
try {
CreateAppDomainAndPopulate();
ObjectHandle handle = Activator.CreateInstanceFrom(
SandboxDomain, typeof(Sandbox).Assembly.ManifestModule.FullyQualifiedName,
typeof(Sandbox).FullName);
Sandbox instance = (Sandbox)handle.Unwrap();
if (options.Verbose)
{
Console.WriteLine("> Execution of sandboxed program started");
}
// start execution with measuring time
SandboxStartTime.Start();
waitForExecutionEvent.Set();
instance.Execute(Path.Combine(options.WorkingDirectory, options.ProgramName),
options.ProgramArguments.ToArray(), newIn, newOut, newError);
// update metadata after successful execution
metadata.Update(SandboxStartTime.Elapsed.TotalSeconds,
SandboxDomain.MonitoringTotalProcessorTime.TotalSeconds, SandboxDomain.MonitoringSurvivedMemorySize);
if (options.Verbose)
{
Console.WriteLine("> Sandboxed program successfully ended");
}
} catch (AppDomainUnloadedException) {
// nothing to do here, watcher unloaded AppDomain
} catch (Exception e) {
Console.WriteLine(e.Message);
metadata.Status = StatusCode.XX;
metadata.ExceptionType = e.GetType().Name;
metadata.Message = e.Message;
} finally {
// do not remember to set running state of sandboxer to false
IsRunning = false;
}
}
public ActionInfo[] Reflector()
{
if (_assemblies == null || _assemblies.Count == 0)
{
return(null);
}
List <ActionInfo> actionNames = new List <ActionInfo>();
foreach (Assembly ass in _assemblies)
{
Type[] types = ass.GetTypes();
if (types == null || types.Length == 0)
{
continue;
}
foreach (Type t in types)
{
if (!t.IsClass || t.IsAbstract)
{
continue;
}
if (t.GetInterface("CodeCell.Bricks.ModelFabric.IAction") == null)
{
continue;
}
ActionAttribute name = null;
object[] atts = t.GetCustomAttributes(typeof(ActionAttribute), true);
if (atts == null || atts.Length == 0)
{
ObjectHandle actObj = Activator.CreateInstance(ass.FullName, t.FullName);
object nameobj = actObj.Unwrap().GetType().InvokeMember("Name", BindingFlags.GetProperty, null, actObj.Unwrap(), null);
if (nameobj != null)
{
name = new ActionAttribute(nameobj.ToString(), string.Empty);
}
}
else
{
name = atts[0] as ActionAttribute;
}
actionNames.Add(new ActionInfo(ass.Location, t.FullName, name));
}
}
return(actionNames.Count > 0 ? actionNames.ToArray() : null);
}
ILoadAndTest installLoader(AppDomain ad, string tempDir)
{
ad.Load("Loader");
//showAssemblies(ad);
//Console.WriteLine();
// create proxy for LoadAndTest object in child AppDomain
ObjectHandle oh
= ad.CreateInstance("Loader", "LoaderTH.Loader");
object ob = oh.Unwrap(); // unwrap creates proxy to ChildDomain
// Console.Write("\n {0}", ob);
// set reference to LoadAndTest object in child
ILoadAndTest landt = (ILoadAndTest)ob;
// create Callback object in parent domain and pass reference
// to LoadAndTest object in child
landt.setCallback(cb_);
landt.loadPath(tempDir); // send file path to LoadAndTest
return landt;
}
/// <summary>
/// Gets a view for a given DataStoreItemViewmodel
/// </summary>
/// <param name="viewModel">The DataStoreItemViewModel that will be tied to the view</param>
/// <returns>If there DataStoreItemViewModel has a preferred view attribute it will instantiate and
/// return that. If not the method will try to instantiate and return a view based on the
/// underlying DataStoreItem</returns>
private static UserControl GetView(DataStoreItemViewModel viewModel)
{
System.Attribute[] attrs = System.Attribute.GetCustomAttributes(viewModel.GetType());
foreach (System.Attribute attr in attrs)
{
if (attr is PreferredViewAttribute)
{
PreferredViewAttribute a = (PreferredViewAttribute)attr;
ObjectHandle handle = Activator.CreateInstance(a.AssemblyName, a.ViewName);
object p = handle.Unwrap();
return((UserControl)p);
}
}
ObjectHandle handler = Activator.CreateInstance("iRadiate.Desktop.Common", "iRadiate.Desktop.Common.View." + viewModel.Item.ConcreteType.Name + "View");
object pr = handler.Unwrap();
return((UserControl)pr);
}
static void Main()
{
AppDomain domain = AppDomain.CreateDomain("Second Domain");
ObjectHandle handle = domain.CreateInstance("Domains", "Domains.MyClass");
// Создание прозрачного прокси-переходника для взаимодействия с объектом из другого домена.
MyClass instance = handle.Unwrap() as MyClass;
Console.WriteLine("Main DomainId : {0}", AppDomain.CurrentDomain.Id);
Console.WriteLine("Main ThreadId : {0}", Thread.CurrentThread.ManagedThreadId);
// Вызов метода объекта, находящегося во втором домене.
instance.Operation();
// Delay
Console.ReadKey();
}
/// <summary>Recycles the application domain by killing the current one and creating a new one.</summary>
private void RecycleAppDomain()
{
if (appDomain != null)
{
var oldDomain = appDomain;
try { Task.Run(() => AppDomain.Unload(oldDomain)); }
catch { }
}
appDomain = AppDomain.CreateDomain("razorDomain", null, adSetup, permissionSet);
ObjectHandle handle = Activator.CreateInstanceFrom(appDomain, typeof(RazorTemplater).Assembly.ManifestModule.FullyQualifiedName, typeof(RazorTemplater).FullName,
false, BindingFlags.CreateInstance, null, new object[] { templateNamespace, SAFE_GUARD }, null, null);
templater = (RazorTemplater)handle.Unwrap();
clientSponsor.Register(templater);
}
/// <summary>
/// Create an instance of the type.
/// </summary>
/// <param name="fullyQualifiedName">The string representing the fully qualified name and path to this module.</param>
/// <param name="fullName">The fully qualified name of the System.Type, including the namespace of the System.Type but not the assembly.</param>
/// <returns>The instantiated type.</returns>
public static object CreateInstanceFrom(string fullyQualifiedName, string fullName)
{
// Make sure the page reference exists.
if (fullyQualifiedName == null)
{
throw new ArgumentNullException("fullyQualifiedName");
}
if (fullName == null)
{
throw new ArgumentNullException("fullName");
}
ObjectHandle handle = Activator.CreateInstanceFrom(fullyQualifiedName, fullName);
// Unwrap the new domain instance into a reference in
// this domain and use it to execute the untrusted code.
return(handle.Unwrap());
}
/// <summary>
/// Create an instance of the type.
/// </summary>
/// <param name="assemblyName">The assembly given the long form of its name.</param>
/// <param name="typeName">The namespace and type.</param>
/// <returns>The instantiated type.</returns>
public static object CreateInstance(string assemblyName, string typeName)
{
// Make sure the page reference exists.
if (assemblyName == null)
{
throw new ArgumentNullException("assemblyName");
}
if (typeName == null)
{
throw new ArgumentNullException("typeName");
}
ObjectHandle handle = Activator.CreateInstance(assemblyName, typeName);
// Unwrap the new domain instance into a reference in
// this domain and use it to execute the untrusted code.
return(handle.Unwrap());
}
static void Main()
{
// Hook up the event handler
Thread.GetDomain().AssemblyResolve += new ResolveEventHandler(App.TypeResolveHandler);
// Find a type that should be in our assembly but isn't
ObjectHandle oh = Activator.CreateInstance("DynamicAssem", "ANonExistentType");
Type mt = oh.Unwrap().GetType();
// Construct an instance of a type
Object objInstance = Activator.CreateInstance(mt);
// Find a method in this type and call it on this object
MethodInfo mi = mt.GetMethod("SimpleMethod");
mi.Invoke(objInstance, null);
}
/// <summary>
/// Creates an instance of the type whose name is specified, using the named
/// assembly and the constructor that best matches the specified parameters.
/// </summary>
/// <param name="assembly">The name of the assembly where the type named typeName
/// is sought. If assemblyName is a null reference,
/// the executing assembly is searched. </param>
/// <param name="classname">The name of the preferred type. </param>
/// <param name="args">An array of arguments that match in number, order, and
/// type the parameters of the constructor to invoke.</param>
/// <returns>A reference to the newly created instance.</returns>
public static object CreateObject(string assembly, string classname, object[] args)
{
try
{
#if !NETCORE
ObjectHandle objHandle = null;
objHandle = Activator.CreateInstance(
assembly, // name of assembly
classname, // fully qualified class name
false, // class name is case-sensitive
BindingFlags.Default, // no binding attributes
null, // use default binder
args, // arguments to constructor,
null, // default culture
null, // default activation attributes
null // default security policy
);
if (objHandle != null)
{
return(objHandle.Unwrap());
}
#elif NETCORE
//TODO: ALACHISOFT (Relection API has some changes in .Net Core thus code change was required)
var obj = Activator.CreateInstance(
assembly.GetType(), // type of assembly
classname, // fully qualified class name
false, // class name is case-sensitive
BindingFlags.Default, // no binding attributes
null, // use default binder
args, // arguments to constructor,
null, // default culture
null, // default activation attributes
null // default security policy
);
return(obj);
#endif
}
catch (Exception e)
{
Trace.error("Common.CreateObject()", e.ToString());
throw;
}
return(null);
}
public static void Main(string[] args)
{
try
{
Console.WriteLine("The hash code of the default AppDomain is {0}.",
AppDomain.CurrentDomain.GetHashCode());
Console.WriteLine("");
// Creates another AppDomain.
AppDomain domain = AppDomain.CreateDomain("AnotherDomain",
null,
(AppDomainSetup)null);
// Creates an instance of MyType defined in the assembly
//called ObjectHandleAssembly.
ObjectHandle obj =
domain.CreateInstance("ObjectHandleAssembly", "MyType");
//FileNotFoundException
// Unwrapps the proxy to the MyType object created in the other AppDomain.
MyType testObj = (MyType)obj.Unwrap();
if (RemotingServices.IsTransparentProxy(testObj))
{
Console.WriteLine("The unwrapped object is a proxy.");
}
else
{
Console.WriteLine("The unwrapped object is not a proxy!");
}
Console.WriteLine("");
Console.Write("Calling a method on the object located in an AppDomain with the hash code ");
Console.WriteLine(testObj.GetAppDomainHashCode());
}
catch (Exception exc)
{
Console.WriteLine("error");
}
finally
{
Console.ReadKey(true);
}
}