Do not codesign transitive dependency iOS pod resource bundles (#111714)

dev/devicelab/bin/tasks/module_test_ios.dart

@@ -18,6 +18,15 @@ import 'package:path/path.dart' as path;
 /// adding Flutter to an existing iOS app.
 Future<void> main() async {
   await task(() async {
+    // Update pod repo.
+    await eval(
+      'pod',
+      <String>['repo', 'update'],
+      environment: <String, String>{
+        'LANG': 'en_US.UTF-8',
+      },
+    );
+
     // this variable cannot be `late`, as we reference it in the `finally` block
     // which may execute before this field has been initialized
     String? simulatorDeviceId;
@@ -157,11 +166,12 @@ Future<void> main() async {
       String content = await pubspec.readAsString();
       content = content.replaceFirst(
         '\ndependencies:\n',
-        // One framework, one Dart-only, and one that does not support iOS.
+        // One framework, one Dart-only, one that does not support iOS, and one with a resource bundle.
         '''
 dependencies:
   url_launcher: 6.0.20
   android_alarm_manager: 0.4.5+11
+  google_sign_in_ios: 5.5.0
   $dartPluginName:
     path: ../$dartPluginName
 ''',
@@ -201,6 +211,8 @@ dependencies:
       }
 
       checkFileExists(path.join(ephemeralIOSHostApp.path, 'Frameworks', 'url_launcher_ios.framework', 'url_launcher_ios'));
+      // Resources should be embedded.
+      checkDirectoryExists(path.join(ephemeralIOSHostApp.path, 'Frameworks', 'GoogleSignIn.framework', 'GoogleSignIn.bundle'));
       checkFileExists(path.join(ephemeralIOSHostApp.path, 'Frameworks', 'Flutter.framework', 'Flutter'));
 
       // Android-only, no embedded framework.
@@ -297,7 +309,7 @@ end
             'CODE_SIGNING_REQUIRED=NO',
             'CODE_SIGN_IDENTITY=-',
             'EXPANDED_CODE_SIGN_IDENTITY=-',
-            'CONFIGURATION_BUILD_DIR=${objectiveCBuildDirectory.path}',
+            'BUILD_DIR=${objectiveCBuildDirectory.path}',
             'COMPILER_INDEX_STORE_ENABLE=NO',
           ],
           environment: <String, String> {
@@ -306,27 +318,33 @@ end
         );
       });
 
-      final bool existingAppBuilt = exists(File(path.join(
+      final String hostAppDirectory = path.join(
         objectiveCBuildDirectory.path,
+        'Debug-iphoneos',
         'Host.app',
+      );
+
+      final bool existingAppBuilt = exists(File(path.join(
+        hostAppDirectory,
         'Host',
       )));
       if (!existingAppBuilt) {
         return TaskResult.failure('Failed to build existing Objective-C app .app');
       }
 
-      checkFileExists(path.join(
-        objectiveCBuildDirectory.path,
-        'Host.app',
+      final String hostFrameworksDirectory = path.join(
+        hostAppDirectory,
         'Frameworks',
+      );
+
+      checkFileExists(path.join(
+        hostFrameworksDirectory,
         'Flutter.framework',
         'Flutter',
       ));
 
       checkFileExists(path.join(
-        objectiveCBuildDirectory.path,
-        'Host.app',
-        'Frameworks',
+        hostFrameworksDirectory,
         'App.framework',
         'flutter_assets',
         'isolate_snapshot_data',
@@ -335,9 +353,7 @@ end
       section('Check the NOTICE file is correct');
 
       final String licenseFilePath = path.join(
-        objectiveCBuildDirectory.path,
-        'Host.app',
-        'Frameworks',
+        hostFrameworksDirectory,
         'App.framework',
         'flutter_assets',
         'NOTICES.Z',
@@ -524,7 +540,7 @@ end
             'CODE_SIGNING_REQUIRED=NO',
             'CODE_SIGN_IDENTITY=-',
             'EXPANDED_CODE_SIGN_IDENTITY=-',
-            'CONFIGURATION_BUILD_DIR=${objectiveCBuildDirectory.path}',
+            'BUILD_DIR=${objectiveCBuildDirectory.path}',
             'COMPILER_INDEX_STORE_ENABLE=NO',
           ],
           canFail: true,
@@ -570,7 +586,7 @@ end
             'CODE_SIGNING_REQUIRED=NO',
             'CODE_SIGN_IDENTITY=-',
             'EXPANDED_CODE_SIGN_IDENTITY=-',
-            'CONFIGURATION_BUILD_DIR=${swiftBuildDirectory.path}',
+            'BUILD_DIR=${swiftBuildDirectory.path}',
             'COMPILER_INDEX_STORE_ENABLE=NO',
           ],
           environment: <String, String> {
@@ -581,6 +597,7 @@ end
 
       final bool existingSwiftAppBuilt = exists(File(path.join(
         swiftBuildDirectory.path,
+        'Debug-iphoneos',
         'Host.app',
         'Host',
       )));

packages/flutter_tools/bin/podhelper.rb

@@ -45,6 +45,8 @@ def flutter_additional_ios_build_settings(target)
   end
 
   release_framework_dir = File.expand_path(File.join(artifacts_dir, 'ios-release', 'Flutter.xcframework'), __FILE__)
+  # Bundles are com.apple.product-type.bundle, frameworks are com.apple.product-type.framework.
+  target_is_resource_bundle = target.respond_to?(:product_type) && target.product_type == 'com.apple.product-type.bundle'
 
   target.build_configurations.each do |build_configuration|
     # Build both x86_64 and arm64 simulator archs for all dependencies. If a single plugin does not support arm64 simulators,
@@ -52,6 +54,14 @@ def flutter_additional_ios_build_settings(target)
     # Therefore all pods must have a x86_64 slice available, or linking a x86_64 app will fail.
     build_configuration.build_settings['ONLY_ACTIVE_ARCH'] = 'NO' if build_configuration.type == :debug
 
+    # Workaround https://github.com/CocoaPods/CocoaPods/issues/11402, do not sign resource bundles.
+    if target_is_resource_bundle
+      build_configuration.build_settings['CODE_SIGNING_ALLOWED'] = 'NO'
+      build_configuration.build_settings['CODE_SIGNING_REQUIRED'] = 'NO'
+      build_configuration.build_settings['CODE_SIGNING_IDENTITY'] = '-'
+      build_configuration.build_settings['EXPANDED_CODE_SIGN_IDENTITY'] = '-'
+    end
+
     # Skip other updates if it's not a Flutter plugin (transitive dependency).
     next unless target.dependencies.any? { |dependency| dependency.name == 'Flutter' }