ich Setup eine lokale Umgebung ipv6 folgende https://developer.apple.com/library/content/documentation/NetworkingInternetWeb/Conceptual/NetworkingOverview/UnderstandingandPreparingfortheIPv6Transition/UnderstandingandPreparingfortheIPv6Transition.html#//apple_ref/doc/uid/TP40010220-CH213-SW1Warum schlägt meine WebRequest in Xamarin iOS in der IPv6-Umgebung fehl?
ich ein sehr einfaches iOS Xamarin Projekt, wo ich nichts tun, aber:
WebRequest req = WebRequest.Create("http://109.68.230.138");
WebResponse response = req.GetResponse(); //exception
var dataStream = response.GetResponseStream();
StreamReader reader = new StreamReader(dataStream);
string responseFromServer = reader.ReadToEnd();
In Zeile 2 i die folgende Ausnahme erhalten. Wäre toll, wenn jemand weiß, wie sich das verhalten soll oder wie man das hinkriegt. Ich denke, die Weitergabe von IPv4-Adressen ist immer noch ein gemeinsamer Anwendungsfall.
Unhandled Exception:
System.Net.WebException: Error: ConnectFailure (Network is unreachable) ---> System.Net.Sockets.SocketException: Network is unreachable
at System.Net.Sockets.Socket.Connect (System.Net.EndPoint remoteEP) [0x000cb] in /Users/builder/data/lanes/3859/b638977c/source/xamarin-macios/_ios-build/Library/Frameworks/Xamarin.iOS.framework/Versions/git/src/mono/mcs/class/System/System.Net.Sockets/Socket.cs:1313
at System.Net.WebConnection.Connect (System.Net.HttpWebRequest request) [0x001c2] in /Users/builder/data/lanes/3859/b638977c/source/xamarin-macios/_ios-build/Library/Frameworks/Xamarin.iOS.framework/Versions/git/src/mono/mcs/class/System/System.Net/WebConnection.cs:195
--- End of inner exception stack trace ---
at System.Net.HttpWebRequest.EndGetResponse (System.IAsyncResult asyncResult) [0x00065] in /Users/builder/data/lanes/3859/b638977c/source/xamarin-macios/_ios-build/Library/Frameworks/Xamarin.iOS.framework/Versions/git/src/mono/mcs/class/System/System.Net/HttpWebRequest.cs:1025
at System.Net.HttpWebRequest.GetResponse() [0x0000e] in /Users/builder/data/lanes/3859/b638977c/source/xamarin-macios/_ios-build/Library/Frameworks/Xamarin.iOS.framework/Versions/git/src/mono/mcs/class/System/System.Net/HttpWebRequest.cs:1037
at Test.iOS.AppDelegate.FinishedLaunching (UIKit.UIApplication application, Foundation.NSDictionary launchOptions) [0x0000d] in /Users/xxx/Projects/Test/iOS/AppDelegate.cs:26
at (wrapper managed-to-native) UIKit.UIApplication:UIApplicationMain (int,string[],intptr,intptr)
at UIKit.UIApplication.Main (System.String[] args, System.IntPtr principal, System.IntPtr delegate) [0x00005] in /Users/builder/data/lanes/3859/b638977c/source/xamarin-macios/src/UIKit/UIApplication.cs:79
at UIKit.UIApplication.Main (System.String[] args, System.String principalClassName, System.String delegateClassName) [0x00038] in /Users/builder/data/lanes/3859/b638977c/source/xamarin-macios/src/UIKit/UIApplication.cs:63
at Test.iOS.Application.Main (System.String[] args) [0x00008] in /Users/xxx/Projects/Test/iOS/Main.cs:17
2016-11-09 09:34:32.194 Test.iOS[763:313310] Unhandled managed exception:
Error: ConnectFailure (Network is unreachable) (System.Net.WebException)
at System.Net.HttpWebRequest.EndGetResponse (System.IAsyncResult asyncResult) [0x00065] in /Users/builder/data/lanes/3859/b638977c/source/xamarin-macios/_ios-build/Library/Frameworks/Xamarin.iOS.framework/Versions/git/src/mono/mcs/class/System/System.Net/HttpWebRequest.cs:1025
at System.Net.HttpWebRequest.GetResponse() [0x0000e] in /Users/builder/data/lanes/3859/b638977c/source/xamarin-macios/_ios-build/Library/Frameworks/Xamarin.iOS.framework/Versions/git/src/mono/mcs/class/System/System.Net/HttpWebRequest.cs:1037
at Test.iOS.AppDelegate.FinishedLaunching (UIKit.UIApplication application, Foundation.NSDictionary launchOptions) [0x0000d] in /Users/xxx/Projects/Test/iOS/AppDelegate.cs:26
at (wrapper managed-to-native) UIKit.UIApplication:UIApplicationMain (int,string[],intptr,intptr)
at UIKit.UIApplication.Main (System.String[] args, System.IntPtr principal, System.IntPtr delegate) [0x00005] in /Users/builder/data/lanes/3859/b638977c/source/xamarin-macios/src/UIKit/UIApplication.cs:79
at UIKit.UIApplication.Main (System.String[] args, System.String principalClassName, System.String delegateClassName) [0x00038] in /Users/builder/data/lanes/3859/b638977c/source/xamarin-macios/src/UIKit/UIApplication.cs:63
at Test.iOS.Application.Main (System.String[] args) [0x00008] in /Users/xxx/Projects/Test/iOS/Main.cs:17
--- inner exception ---
Network is unreachable (System.Net.Sockets.SocketException)
at System.Net.Sockets.Socket.Connect (System.Net.EndPoint remoteEP) [0x000cb] in /Users/builder/data/lanes/3859/b638977c/source/xamarin-macios/_ios-build/Library/Frameworks/Xamarin.iOS.framework/Versions/git/src/mono/mcs/class/System/System.Net.Sockets/Socket.cs:1313
at System.Net.WebConnection.Connect (System.Net.HttpWebRequest request) [0x001c2] in /Users/builder/data/lanes/3859/b638977c/source/xamarin-macios/_ios-build/Library/Frameworks/Xamarin.iOS.framework/Versions/git/src/mono/mcs/class/System/System.Net/WebConnection.cs:195
2016-11-09 09:34:32.195 Test.iOS[763:313310] critical: Stacktrace:
2016-11-09 09:34:32.195 Test.iOS[763:313310] critical:
Native stacktrace:
2016-11-09 09:34:32.265 Test.iOS[763:313310] critical: 0 libmonosgen-2.0.dylib 0x00000001001abd0c mono_handle_native_sigsegv + 260
2016-11-09 09:34:32.266 Test.iOS[763:313310] critical: 1 libsystem_platform.dylib 0x0000000192eec348 _sigtramp + 52
2016-11-09 09:34:32.266 Test.iOS[763:313310] critical: 2 libsystem_pthread.dylib 0x0000000192ef2450 pthread_kill + 112
2016-11-09 09:34:32.266 Test.iOS[763:313310] critical: 3 libsystem_c.dylib 0x0000000192d9e3e0 abort + 140
2016-11-09 09:34:32.267 Test.iOS[763:313310] critical: 4 libxamarin-debug.dylib 0x0000000100480d90 _ZL20print_all_exceptionsP10MonoObject + 0
2016-11-09 09:34:32.267 Test.iOS[763:313310] critical: 5 libmonosgen-2.0.dylib 0x00000001001ac59c mono_invoke_unhandled_exception_hook + 100
2016-11-09 09:34:32.267 Test.iOS[763:313310] critical: 6 libmonosgen-2.0.dylib 0x00000001001ab830 mono_handle_exception_internal + 3860
2016-11-09 09:34:32.268 Test.iOS[763:313310] critical: 7 libmonosgen-2.0.dylib 0x00000001001aa910 mono_handle_exception + 40
2016-11-09 09:34:32.268 Test.iOS[763:313310] critical: 8 libmonosgen-2.0.dylib 0x00000001001a1be4 mono_arm_throw_exception + 216
2016-11-09 09:34:32.268 Test.iOS[763:313310] critical: 9 libmscorlib.dll.dylib 0x00000001007a9918 throw_exception + 168
2016-11-09 09:34:32.268 Test.iOS[763:313310] critical: 10 libSystem.dll.dylib 0x0000000100bbac44 System_Net_HttpWebRequest_EndGetResponse_System_IAsyncResult + 388
2016-11-09 09:34:32.269 Test.iOS[763:313310] critical: 11 libSystem.dll.dylib 0x0000000100bbacc0 System_Net_HttpWebRequest_GetResponse + 112
2016-11-09 09:34:32.269 Test.iOS[763:313310] critical: 12 libTest.iOS.exe.dylib 0x00000001000770b4 Test_iOS_AppDelegate_FinishedLaunching_UIKit_UIApplication_Foundation_NSDictionary + 276
2016-11-09 09:34:32.269 Test.iOS[763:313310] critical: 13 libmscorlib.dll.dylib 0x0000000100786db4 wrapper_runtime_invoke_object_runtime_invoke_dynamic_intptr_intptr_intptr_intptr + 244
2016-11-09 09:34:32.269 Test.iOS[763:313310] critical: 14 libmonosgen-2.0.dylib 0x00000001001ba1dc mono_jit_runtime_invoke + 1772
2016-11-09 09:34:32.270 Test.iOS[763:313310] critical: 15 libmonosgen-2.0.dylib 0x000000010022ad0c do_runtime_invoke + 112
2016-11-09 09:34:32.270 Test.iOS[763:313310] critical: 16 libmonosgen-2.0.dylib 0x000000010022ac68 mono_runtime_invoke + 208
2016-11-09 09:34:32.270 Test.iOS[763:313310] critical: 17 Test.iOS 0x000000010005c62c _ZL30native_to_managed_trampoline_5P11objc_objectP13objc_selectorPP11_MonoMethodP13UIApplicationP12NSDictionaryPKcSB_SB_SB_ + 692
2016-11-09 09:34:32.270 Test.iOS[763:313310] critical: 18 Test.iOS 0x000000010005c368 -[AppDelegate application:didFinishLaunchingWithOptions:] + 96
2016-11-09 09:34:32.271 Test.iOS[763:313310] critical: 19 UIKit 0x0000000199d20100 <redacted> + 400
2016-11-09 09:34:32.271 Test.iOS[763:313310] critical: 20 UIKit 0x0000000199f30858 <redacted> + 3524
2016-11-09 09:34:32.271 Test.iOS[763:313310] critical: 21 UIKit 0x0000000199f365c8 <redacted> + 1656
2016-11-09 09:34:32.271 Test.iOS[763:313310] critical: 22 UIKit 0x0000000199f4ae60 <redacted> + 48
2016-11-09 09:34:32.272 Test.iOS[763:313310] critical: 23 UIKit 0x0000000199f335ac <redacted> + 168
2016-11-09 09:34:32.272 Test.iOS[763:313310] critical: 24 FrontBoardServices 0x0000000195a018bc <redacted> + 36
2016-11-09 09:34:32.272 Test.iOS[763:313310] critical: 25 FrontBoardServices 0x0000000195a01728 <redacted> + 176
2016-11-09 09:34:32.272 Test.iOS[763:313310] critical: 26 FrontBoardServices 0x0000000195a01ad0 <redacted> + 56
2016-11-09 09:34:32.273 Test.iOS[763:313310] critical: 27 CoreFoundation 0x0000000193e08278 <redacted> + 24
2016-11-09 09:34:32.273 Test.iOS[763:313310] critical: 28 CoreFoundation 0x0000000193e07bc0 <redacted> + 524
2016-11-09 09:34:32.273 Test.iOS[763:313310] critical: 29 CoreFoundation 0x0000000193e057c0 <redacted> + 804
2016-11-09 09:34:32.273 Test.iOS[763:313310] critical: 30 CoreFoundation 0x0000000193d34048 CFRunLoopRunSpecific + 444
2016-11-09 09:34:32.274 Test.iOS[763:313310] critical: 31 UIKit 0x0000000199d192b0 <redacted> + 608
2016-11-09 09:34:32.274 Test.iOS[763:313310] critical: 32 UIKit 0x0000000199d14034 UIApplicationMain + 208
2016-11-09 09:34:32.274 Test.iOS[763:313310] critical: 33 libXamarin.iOS.dll.dylib 0x0000000100514fb4 wrapper_managed_to_native_UIKit_UIApplication_UIApplicationMain_int_string___intptr_intptr + 324
2016-11-09 09:34:32.274 Test.iOS[763:313310] critical: 34 libXamarin.iOS.dll.dylib 0x00000001004d61ac UIKit_UIApplication_Main_string___intptr_intptr + 44
2016-11-09 09:34:32.275 Test.iOS[763:313310] critical: 35 libXamarin.iOS.dll.dylib 0x00000001004d616c UIKit_UIApplication_Main_string___string_string + 172
2016-11-09 09:34:32.275 Test.iOS[763:313310] critical: 36 libTest.iOS.exe.dylib 0x0000000100076de0 Test_iOS_Application_Main_string__ + 160
2016-11-09 09:34:32.275 Test.iOS[763:313310] critical: 37 libmscorlib.dll.dylib 0x0000000100786db4 wrapper_runtime_invoke_object_runtime_invoke_dynamic_intptr_intptr_intptr_intptr + 244
2016-11-09 09:34:32.275 Test.iOS[763:313310] critical: 38 libmonosgen-2.0.dylib 0x00000001001ba1dc mono_jit_runtime_invoke + 1772
2016-11-09 09:34:32.276 Test.iOS[763:313310] critical: 39 libmonosgen-2.0.dylib 0x000000010022ad0c do_runtime_invoke + 112
2016-11-09 09:34:32.276 Test.iOS[763:313310] critical: 40 libmonosgen-2.0.dylib 0x000000010022d2f0 mono_runtime_exec_main + 832
2016-11-09 09:34:32.276 Test.iOS[763:313310] critical: 41 libmonosgen-2.0.dylib 0x000000010022cf0c mono_runtime_run_main + 764
2016-11-09 09:34:32.276 Test.iOS[763:313310] critical: 42 libmonosgen-2.0.dylib 0x000000010019e7f8 mono_jit_exec + 236
2016-11-09 09:34:32.277 Test.iOS[763:313310] critical: 43 libxamarin-debug.dylib 0x000000010048dcd8 xamarin_main + 2168
2016-11-09 09:34:32.277 Test.iOS[763:313310] critical: 44 Test.iOS 0x000000010005de50 main + 96
2016-11-09 09:34:32.277 Test.iOS[763:313310] critical: 45 libdyld.dylib 0x0000000192d185b8 <redacted> + 4
2016-11-09 09:34:32.277 Test.iOS[763:313310] critical:
=================================================================
Got a SIGABRT while executing native code. This usually indicates
a fatal error in the mono runtime or one of the native libraries
used by your application.
=================================================================
Die gleiche App mit nativer Entwicklung funktionierte und wurde nicht abgelehnt. Ich denke, solange Sie Highlevel-Frameworks wie NSUrlSession verwenden, sollte es in Ordnung sein. Für mich sieht es aus wie ein Fehler in Xamarin. (HttpClient funktioniert, weil Sie NSURLSession injizieren können, WebRequest nicht) Wenn Sie sicher sind, dass jeder direkte ip4-Aufruf zur Ablehnung von Apps führt, können Sie die Quelle angeben, woher diese Informationen stammen? – shorty