RESTRICT AUTOMERGE Restart recognition when failing to deliver event am: 0896e161b3 (85525934) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/soundtrigger_middleware/SoundTriggerMiddlewarePermission.java

+5 −13

Original line number	Diff line number	Diff line
		@@ -133,13 +133,8 @@ public class SoundTriggerMiddlewarePermission implements ISoundTriggerMiddleware
		* Throws a {@link SecurityException} iff the originator has permission to receive data.
		*/
		void enforcePermissionsForDataDelivery(@NonNull Identity identity, @NonNull String reason) {
		// TODO(b/186164881): remove
		// START TEMP HACK
		enforcePermissionForPreflight(mContext, identity, RECORD_AUDIO);
		int hotwordOp = AppOpsManager.strOpToOp(AppOpsManager.OPSTR_RECORD_AUDIO_HOTWORD);
		mContext.getSystemService(AppOpsManager.class).noteOpNoThrow(hotwordOp, identity.uid,
		identity.packageName, identity.attributionTag, reason);
		// END TEMP HACK
		enforcePermissionForDataDelivery(mContext, identity, RECORD_AUDIO,
		reason);
		enforcePermissionForDataDelivery(mContext, identity, CAPTURE_AUDIO_HOTWORD,
		reason);
		}
		@@ -167,8 +162,8 @@ public class SoundTriggerMiddlewarePermission implements ISoundTriggerMiddleware

		/**
		* Throws a {@link SecurityException} if originator permanently doesn't have the given
		* permission, or a {@link ServiceSpecificException} with a {@link
		* Status#TEMPORARY_PERMISSION_DENIED} if caller originator doesn't have the given permission.
		* permission.
		* Soft (temporary) denials are considered OK for preflight purposes.
		*
		* @param context A {@link Context}, used for permission checks.
		* @param identity The identity to check.
		@@ -180,15 +175,12 @@ public class SoundTriggerMiddlewarePermission implements ISoundTriggerMiddleware
		permission);
		switch (status) {
		case PermissionChecker.PERMISSION_GRANTED:
		case PermissionChecker.PERMISSION_SOFT_DENIED:
		return;
		case PermissionChecker.PERMISSION_HARD_DENIED:
		throw new SecurityException(
		String.format("Failed to obtain permission %s for identity %s", permission,
		ObjectPrinter.print(identity, true, 16)));
		case PermissionChecker.PERMISSION_SOFT_DENIED:
		throw new ServiceSpecificException(Status.TEMPORARY_PERMISSION_DENIED,
		String.format("Failed to obtain permission %s for identity %s", permission,
		ObjectPrinter.print(identity, true, 16)));
		default:
		throw new RuntimeException("Unexpected perimission check result.");
		}

services/core/java/com/android/server/soundtrigger_middleware/SoundTriggerMiddlewareValidation.java

+40 −0

Original line number	Diff line number	Diff line
		@@ -318,6 +318,8 @@ public class SoundTriggerMiddlewareValidation implements ISoundTriggerMiddleware
		*/
		private Map<Integer, ModelParameterRange> parameterSupport = new HashMap<>();

		private RecognitionConfig mConfig;

		/**
		* Check that the given parameter is known to be supported for this model.
		*
		@@ -369,6 +371,14 @@ public class SoundTriggerMiddlewareValidation implements ISoundTriggerMiddleware
		void setActivityState(Activity activity) {
		mActivityState.set(activity.ordinal());
		}

		void setRecognitionConfig(@NonNull RecognitionConfig config) {
		mConfig = config;
		}

		RecognitionConfig getRecognitionConfig() {
		return mConfig;
		}
		}

		/**
		@@ -502,6 +512,7 @@ public class SoundTriggerMiddlewareValidation implements ISoundTriggerMiddleware
		// Normally, we would set the state after the operation succeeds. However, since
		// the activity state may be reset outside of the lock, we set it here first,
		// and reset it in case of exception.
		modelState.setRecognitionConfig(config);
		modelState.setActivityState(ModelState.Activity.ACTIVE);
		mDelegate.startRecognition(modelHandle, config);
		} catch (Exception e) {
		@@ -542,6 +553,27 @@ public class SoundTriggerMiddlewareValidation implements ISoundTriggerMiddleware
		}
		}

		private void restartIfIntercepted(int modelHandle) {
		synchronized (SoundTriggerMiddlewareValidation.this) {
		// State validation.
		if (mState == ModuleStatus.DETACHED) {
		return;
		}
		ModelState modelState = mLoadedModels.get(modelHandle);
		if (modelState == null
		\|\| modelState.getActivityState() != ModelState.Activity.INTERCEPTED) {
		return;
		}
		try {
		mDelegate.startRecognition(modelHandle, modelState.getRecognitionConfig());
		modelState.setActivityState(ModelState.Activity.ACTIVE);
		Log.i(TAG, "Restarted intercepted model " + modelHandle);
		} catch (Exception e) {
		Log.i(TAG, "Failed to restart intercepted model " + modelHandle, e);
		}
		}
		}

		@Override
		public void forceRecognitionEvent(int modelHandle) {
		// Input validation (always valid).
		@@ -753,6 +785,10 @@ public class SoundTriggerMiddlewareValidation implements ISoundTriggerMiddleware
		Log.e(TAG, "Client callback exception.", e);
		if (event.status != RecognitionStatus.FORCED) {
		modelState.setActivityState(ModelState.Activity.INTERCEPTED);
		// If we failed to deliver an actual event to the client, they would never
		// know to restart it whenever circumstances change. Thus, we restart it
		// here. We do this from a separate thread to avoid any race conditions.
		new Thread(() -> restartIfIntercepted(modelHandle)).start();
		}
		}
		}
		@@ -780,6 +816,10 @@ public class SoundTriggerMiddlewareValidation implements ISoundTriggerMiddleware
		Log.e(TAG, "Client callback exception.", e);
		if (event.common.status != RecognitionStatus.FORCED) {
		modelState.setActivityState(ModelState.Activity.INTERCEPTED);
		// If we failed to deliver an actual event to the client, they would never
		// know to restart it whenever circumstances change. Thus, we restart it
		// here. We do this from a separate thread to avoid any race conditions.
		new Thread(() -> restartIfIntercepted(modelHandle)).start();
		}
		}
		}