Retry builds when SSL exceptions are thrown (flutter#105078)

Author: Emmanuel Garcia

packages/flutter_tools/lib/src/android/gradle_errors.dart

@@ -80,6 +80,7 @@ final List<GradleHandledError> gradleErrors = <GradleHandledError>[
   minCompileSdkVersionHandler,
   jvm11RequiredHandler,
   outdatedGradleHandler,
+  sslExceptionHandler,
 ];
 
 const String _boxTitle = 'Flutter Fix';
@@ -599,3 +600,25 @@ final GradleHandledError jvm11RequiredHandler = GradleHandledError(
   },
   eventLabel: 'java11-required',
 );
+
+/// Handles SSL exceptions: https://github.com/flutter/flutter/issues/104628
+@visibleForTesting
+final GradleHandledError sslExceptionHandler = GradleHandledError(
+  test: _lineMatcher(const <String>[
+    'javax.net.ssl.SSLException: Tag mismatch!',
+    'javax.crypto.AEADBadTagException: Tag mismatch!',
+  ]),
+  handler: ({
+    required String line,
+    required FlutterProject project,
+    required bool usesAndroidX,
+    required bool multidexEnabled,
+  }) async {
+    globals.printError(
+      '${globals.logger.terminal.warningMark} '
+      'Gradle threw an error while downloading artifacts from the network.'
+    );
+    return GradleBuildStatus.retry;
+  },
+  eventLabel: 'ssl-exception-tag-mismatch',
+);

packages/flutter_tools/test/general.shard/android/gradle_errors_test.dart

@@ -37,6 +37,7 @@ void main() {
           minCompileSdkVersionHandler,
           jvm11RequiredHandler,
           outdatedGradleHandler,
+          sslExceptionHandler,
         ])
       );
     });
@@ -1054,6 +1055,73 @@ A problem occurred evaluating project ':flutter'.
     });
   });
 
+  group('SSLException', () {
+    testWithoutContext('pattern', () {
+      expect(
+        sslExceptionHandler.test(r'''
+Exception in thread "main" javax.net.ssl.SSLException: Tag mismatch!
+at java.base/sun.security.ssl.Alert.createSSLException(Alert.java:129)
+at java.base/sun.security.ssl.TransportContext.fatal(TransportContext.java:321)
+at java.base/sun.security.ssl.TransportContext.fatal(TransportContext.java:264)
+at java.base/sun.security.ssl.TransportContext.fatal(TransportContext.java:259)
+at java.base/sun.security.ssl.SSLTransport.decode(SSLTransport.java:129)
+at java.base/sun.security.ssl.SSLSocketImpl.decode(SSLSocketImpl.java:1155)
+at java.base/sun.security.ssl.SSLSocketImpl.readApplicationRecord(SSLSocketImpl.java:1125)
+at java.base/sun.security.ssl.SSLSocketImpl$AppInputStream.read(SSLSocketImpl.java:823)
+at java.base/java.io.BufferedInputStream.read1(BufferedInputStream.java:290)
+at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:351)
+at java.base/sun.net.www.MeteredStream.read(MeteredStream.java:134)
+at java.base/java.io.FilterInputStream.read(FilterInputStream.java:133)
+at java.base/sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3444)
+at java.base/sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(HttpURLConnection.java:3437)
+at org.gradle.wrapper.Download.downloadInternal(Download.java:62)
+at org.gradle.wrapper.Download.download(Download.java:44)
+at org.gradle.wrapper.Install$1.call(Install.java:61)
+at org.gradle.wrapper.Install$1.call(Install.java:48)
+at org.gradle.wrapper.ExclusiveFileAccessManager.access(ExclusiveFileAccessManager.java:65)
+at org.gradle.wrapper.Install.createDist(Install.java:48)
+at org.gradle.wrapper.WrapperExecutor.execute(WrapperExecutor.java:128)
+at org.gradle.wrapper.GradleWrapperMain.main(GradleWrapperMain.java:61)'''
+        ),
+        isTrue,
+      );
+
+      expect(
+        sslExceptionHandler.test(r'''
+Caused by: javax.crypto.AEADBadTagException: Tag mismatch!
+at java.base/com.sun.crypto.provider.GaloisCounterMode.decryptFinal(GaloisCounterMode.java:580)
+at java.base/com.sun.crypto.provider.CipherCore.finalNoPadding(CipherCore.java:1049)
+at java.base/com.sun.crypto.provider.CipherCore.doFinal(CipherCore.java:985)
+at java.base/com.sun.crypto.provider.AESCipher.engineDoFinal(AESCipher.java:491)
+at java.base/javax.crypto.CipherSpi.bufferCrypt(CipherSpi.java:779)
+at java.base/javax.crypto.CipherSpi.engineDoFinal(CipherSpi.java:730)
+at java.base/javax.crypto.Cipher.doFinal(Cipher.java:2497)
+at java.base/sun.security.ssl.SSLCipher$T12GcmReadCipherGenerator$GcmReadCipher.decrypt(SSLCipher.java:1613)
+at java.base/sun.security.ssl.SSLSocketInputRecord.decodeInputRecord(SSLSocketInputRecord.java:262)
+at java.base/sun.security.ssl.SSLSocketInputRecord.decode(SSLSocketInputRecord.java:190)
+at java.base/sun.security.ssl.SSLTransport.decode(SSLTransport.java:108)'''
+        ),
+        isTrue,
+      );
+    });
+
+    testUsingContext('suggestion', () async {
+      final GradleBuildStatus status = await sslExceptionHandler.handler();
+
+      expect(status, GradleBuildStatus.retry);
+      expect(testLogger.errorText,
+        contains(
+          'Gradle threw an error while downloading artifacts from the network.'
+        )
+      );
+    }, overrides: <Type, Generator>{
+      GradleUtils: () => FakeGradleUtils(),
+      Platform: () => fakePlatform('android'),
+      FileSystem: () => MemoryFileSystem.test(),
+      ProcessManager: () => FakeProcessManager.empty(),
+    });
+  });
+
 }
 
 bool formatTestErrorMessage(String errorMessage, GradleHandledError error) {