Better isolates (#71)

* Better isolates

* fix: windows tests

* fix: windows tests

* chore: updated xcode assets

* fix: disable cache android

* fix: no impeller for ios and macos

Author: jerson

.github/workflows/tests_android.yml

@@ -12,19 +12,6 @@ jobs:
     runs-on: macos-13
     steps:
       - uses: actions/checkout@v3
-      - uses: actions/cache@v3
-        with:
-          path: |
-            ~/.gradle/caches
-            ~/.gradle/wrapper
-          key: gradle-android
-      - uses: actions/cache@v3
-        id: avd-cache
-        with:
-          path: |
-            ~/.android/avd/*
-            ~/.android/adb*
-          key: avd-android
       - uses: actions/setup-java@v3
         with:
           distribution: 'temurin'
@@ -35,19 +22,10 @@ jobs:
           flutter-version: '3.x'
           channel: 'stable'
       - run: flutter pub get
-      - if: steps.avd-cache.outputs.cache-hit != 'true'
-        uses: reactivecircus/android-emulator-runner@v2
-        with:
-          api-level: 30
-          avd-name: PhoneAPI30
-          force-avd-creation: false
-          emulator-options: -no-window -gpu swiftshader_indirect -noaudio -no-boot-anim -camera-back none
-          disable-animations: false
-          script: echo "Generated AVD snapshot for caching."
       - uses: reactivecircus/android-emulator-runner@v2
         with:
-          api-level: 30
-          avd-name: PhoneAPI30
+          api-level: 29
+          avd-name: PhoneAPI29
           force-avd-creation: false
           emulator-options: -no-snapshot-save -no-window -gpu swiftshader_indirect -noaudio -no-boot-anim -camera-back none
           disable-animations: true

.github/workflows/tests_ios.yml

@@ -23,4 +23,4 @@ jobs:
         run: |
           flutter pub get
           cd example/ios && pod install
-      - run: "cd example && flutter test --verbose integration_test/app_test.dart"
+      - run: "cd example && flutter test --verbose --no-enable-impeller integration_test/app_test.dart"

.github/workflows/tests_macos.yml

@@ -21,5 +21,5 @@ jobs:
           flutter config --enable-macos-desktop
           flutter pub get
           cd example/macos && pod install
-      - run: "cd example && flutter test --verbose -d macos integration_test/app_test.dart"
+      - run: "cd example && flutter test --verbose --no-enable-impeller -d macos integration_test/app_test.dart"
       - run: "cd example && flutter test --verbose test/app_test.dart"

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 3.8.2
+
+- Updated Isolate spawn logic to close gracefully
+
 ## 3.8.1
 
 - Updated binaries to v1.10.3

example/ios/Flutter/AppFrameworkInfo.plist

@@ -21,6 +21,6 @@
   <key>CFBundleVersion</key>
   <string>1.0</string>
   <key>MinimumOSVersion</key>
-  <string>11.0</string>
+  <string>12.0</string>
 </dict>
 </plist>

example/ios/Podfile

@@ -1,5 +1,5 @@
 # Uncomment this line to define a global platform for your project
-# platform :ios, '11.0'
+# platform :ios, '12.0'
 
 # CocoaPods analytics sends network stats synchronously affecting flutter build latency.
 ENV['COCOAPODS_DISABLE_STATS'] = 'true'

example/ios/Podfile.lock

@@ -19,10 +19,10 @@ EXTERNAL SOURCES:
     :path: ".symlinks/plugins/openpgp/ios"
 
 SPEC CHECKSUMS:
-  Flutter: f04841e97a9d0b0a8025694d0796dd46242b2854
-  integration_test: a1e7d09bd98eca2fc37aefd79d4f41ad37bdbbe5
+  Flutter: e0871f40cf51350855a761d2e70bf5af5b9b5de7
+  integration_test: ce0a3ffa1de96d1a89ca0ac26fca7ea18a749ef4
   openpgp: 8925c86ba4a2663e345e3e6e133d8c4e6f6754a3
 
-PODFILE CHECKSUM: 663715e941f9adb426e33bf9376914006f9ea95b
+PODFILE CHECKSUM: 1a782344d33c12ced0182eeab11e8668d253eb48
 
-COCOAPODS: 1.11.3
+COCOAPODS: 1.14.3

example/ios/Runner.xcodeproj/project.pbxproj

@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 50;
+	objectVersion = 54;
 	objects = {
 
 /* Begin PBXBuildFile section */
@@ -158,7 +158,7 @@
 		97C146E61CF9000F007C117D /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 1300;
+				LastUpgradeCheck = 1510;
 				ORGANIZATIONNAME = "";
 				TargetAttributes = {
 					97C146ED1CF9000F007C117D = {
@@ -202,10 +202,12 @@
 /* Begin PBXShellScriptBuildPhase section */
 		3B06AD1E1E4923F5004D2608 /* Thin Binary */ = {
 			isa = PBXShellScriptBuildPhase;
+			alwaysOutOfDate = 1;
 			buildActionMask = 2147483647;
 			files = (
 			);
 			inputPaths = (
+				"${TARGET_BUILD_DIR}/${INFOPLIST_PATH}",
 			);
 			name = "Thin Binary";
 			outputPaths = (
@@ -238,6 +240,7 @@
 		};
 		9740EEB61CF901F6004384FC /* Run Script */ = {
 			isa = PBXShellScriptBuildPhase;
+			alwaysOutOfDate = 1;
 			buildActionMask = 2147483647;
 			files = (
 			);
@@ -325,7 +328,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
 				SUPPORTED_PLATFORMS = iphoneos;
@@ -411,7 +414,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
@@ -460,7 +463,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
 				SUPPORTED_PLATFORMS = iphoneos;

example/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1300"
+   LastUpgradeVersion = "1510"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

example/ios/Runner/Info.plist

@@ -43,5 +43,7 @@
 	<false/>
 	<key>CADisableMinimumFrameDurationOnPhone</key>
 	<true/>
+	<key>UIApplicationSupportsIndirectInputEvents</key>
+	<true/>
 </dict>
 </plist>

example/macos/Podfile.lock

@@ -19,4 +19,4 @@ SPEC CHECKSUMS:
 
 PODFILE CHECKSUM: 353c8bcc5d5b0994e508d035b5431cfe18c1dea7
 
-COCOAPODS: 1.12.1
+COCOAPODS: 1.14.3

example/macos/Runner.xcodeproj/project.pbxproj

@@ -203,7 +203,7 @@
 			isa = PBXProject;
 			attributes = {
 				LastSwiftUpdateCheck = 0920;
-				LastUpgradeCheck = 1300;
+				LastUpgradeCheck = 1510;
 				ORGANIZATIONNAME = "The Flutter Authors";
 				TargetAttributes = {
 					33CC10EC2044A3C60003C045 = {

example/macos/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1300"
+   LastUpgradeVersion = "1510"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

example/pubspec.lock

@@ -293,7 +293,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "3.8.1"
+    version: "3.8.2"
   package_config:
     dependency: transitive
     description:

lib/bridge/binding.dart

@@ -27,24 +27,40 @@ class Binding {
     _library = openLib();
   }
 
-  static callBridge(IsolateArguments args) async {
+  static void callBridge(IsolateArguments args) async {
     var result = await Binding().call(args.name, args.payload);
     args.port.send(result);
   }
 
   Future<Uint8List> callAsync(String name, Uint8List payload) async {
-    final port = ReceivePort();
+    final port = ReceivePort('${_libraryName}_port');
     final args = IsolateArguments(name, payload, port.sendPort);
+    final completer = new Completer<Uint8List>();
+
+    final isolate = await Isolate.spawn(
+      callBridge,
+      args,
+      errorsAreFatal: false,
+      debugName: '${_libraryName}_isolate',
+      onError: port.sendPort,
+    );
+
+    port.listen(
+      (message) async {
+        if (message is Uint8List) {
+          completer.complete(message);
+        } else if (message is List) {
+          completer.completeError(message.firstOrNull ?? "internal error");
+        } else {
+          completer.completeError(message ?? "spawn error");
+        }
+        port.close();
+      },
+      onDone: () {
+        isolate.kill(priority: Isolate.beforeNextEvent);
+      },
+    );
 
-    final isolate = await Isolate.spawn(callBridge, args);
-
-    Completer<Uint8List> completer = new Completer();
-
-    port.listen((message) async {
-      completer.complete(message);
-      port.close();
-      isolate.kill();
-    });
     return completer.future;
   }
 
@@ -66,7 +82,7 @@ class Binding {
     final result = callable(namePointer, payloadPointer, payload.length);
 
     malloc.free(namePointer);
-    malloc.free(payloadPointer);
+    malloc.free(pointer);
 
     handleError(result.ref.error, result);
 
@@ -189,8 +205,11 @@ class Binding {
 
     if (Platform.isWindows) {
       if (isFlutterTest) {
-        var ffiFile = Path.canonicalize(
-            Path.join(r'build\windows\runner\Debug', '$_libraryName.dll'));
+        var arch =
+            Platform.resolvedExecutable.contains("x64") ? "x64" : "arm64";
+
+        var ffiFile = Path.canonicalize(Path.join(
+            r'build\windows', arch, r'runner\Debug', '$_libraryName.dll'));
         validateTestFFIFile(ffiFile);
         return ffi.DynamicLibrary.open(ffiFile);
       }

lib/openpgp.dart

@@ -10,6 +10,11 @@ class OpenPGPException implements Exception {
   String cause;
 
   OpenPGPException(this.cause);
+
+  @override
+  String toString() {
+    return 'OpenPGPException: $cause';
+  }
 }
 
 enum Hash { SHA256, SHA224, SHA384, SHA512 }

pubspec.yaml

@@ -1,6 +1,6 @@
 name: openpgp
 description: library for use OpenPGP with support for android and ios, macOS, linux, windows and web
-version: 3.8.1
+version: 3.8.2
 homepage: https://github.com/jerson/flutter-openpgp
 
 environment: