.NET DLR和SecurityException的
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为了正常工作,DLR需要哪些必填项“ 0”?
我们已经在沙盒脚本环境中启用了DLR。但是一些代码如下:
dynamic foo = someobject
foo.FooBar();
...只会导致产生一个相当模糊和看起来“未完成”的异常,如下所示:
System.Security.SecurityException: Request failed.
at CallSite.Target(Closure , CallSite , Object )
at System.Dynamic.UpdateDelegates.UpdateAndExecuteVoid1[T0](CallSite site, T0 arg0)
at AcmeCorp.AcmeRocket.Workflow.Scripting.Assemblies.WorkflowScriptImplementation.Test()
at AcmeCorp.AcmeRocket.Workflow.Scripting.Assemblies.WorkflowScriptImplementation.__action_activity_4397110c5d7141a6802a070d3b942b77()
--- End of inner exception stack trace ---
at AcmeCorp.AcmeRocket.Workflow.Scripting.WorkflowScriptProxy.Invoke(String method_name)
at AcmeCorp.AcmeRocket.Workflow.Execution.Executors.ActionActivityExecutor.Execute(WorkflowInstance wi, ActionActivity activity)
at AcmeCorp.AcmeRocket.Workflow.Execution.ActivityExecutorBase.Execute(WorkflowInstance wi, Activity activity)
at AcmeCorp.AcmeRocket.Workflow.Execution.WorkflowExecutor.ExecuteActivity(WorkflowInstance wi, Activity activity)
at AcmeCorp.AcmeRocket.Workflow.Execution.WorkflowExecutor.Execute(WorkflowInstance wi, Nullable`1 branch_index)
通常,ѭ3包含大量详细信息,准确地指定了导致其失败的权限,但是在这种情况下,我们并没有得到它-非常烦人。
PS:如果我在我们的沙盒上运行了相同的测试,并被临时授予了“ 4”分,那么问题就消失了。但是显然我们确实希望将其锁定为DLR所需的非常特定的权限集。
PPS:当前(失败)的PermissionSet的创建如下:
var ps = new PermissionSet(PermissionState.None);
ps.AddPermission(new SecurityPermission(SecurityPermissionFlag.Execution));
ps.AddPermission(new ReflectionPermission(ReflectionPermissionFlag.RestrictedMemberAccess));
谢谢。
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