Merge "SensitiveContentProtection metric updates" into main (7512374c) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/SensitiveContentProtectionManagerService.java

+65 −41

Original line number	Diff line number	Diff line
		@@ -70,6 +70,8 @@ public final class SensitiveContentProtectionManagerService extends SystemServic
		NotificationListener mNotificationListener;
		@Nullable
		private MediaProjectionManager mProjectionManager;

		@GuardedBy("mSensitiveContentProtectionLock")
		@Nullable
		private MediaProjectionSession mMediaProjectionSession;

		@@ -98,6 +100,48 @@ public final class SensitiveContentProtectionManagerService extends SystemServic
		mIsExempted = isExempted;
		mSessionId = sessionId;
		}

		public void logProjectionSessionStart() {
		FrameworkStatsLog.write(
		SENSITIVE_CONTENT_MEDIA_PROJECTION_SESSION,
		mSessionId,
		mUid,
		mIsExempted,
		SENSITIVE_CONTENT_MEDIA_PROJECTION_SESSION__STATE__START,
		SENSITIVE_CONTENT_MEDIA_PROJECTION_SESSION__SOURCE__FRAMEWORKS
		);
		}

		public void logProjectionSessionStop() {
		FrameworkStatsLog.write(
		SENSITIVE_CONTENT_MEDIA_PROJECTION_SESSION,
		mSessionId,
		mUid,
		mIsExempted,
		SENSITIVE_CONTENT_MEDIA_PROJECTION_SESSION__STATE__STOP,
		SENSITIVE_CONTENT_MEDIA_PROJECTION_SESSION__SOURCE__FRAMEWORKS
		);
		}

		public void logAppBlocked(int uid) {
		FrameworkStatsLog.write(
		FrameworkStatsLog.SENSITIVE_CONTENT_APP_PROTECTION,
		mSessionId,
		uid,
		mUid,
		FrameworkStatsLog.SENSITIVE_CONTENT_APP_PROTECTION__STATE__BLOCKED
		);
		}

		public void logAppUnblocked(int uid) {
		FrameworkStatsLog.write(
		FrameworkStatsLog.SENSITIVE_CONTENT_APP_PROTECTION,
		mSessionId,
		uid,
		mUid,
		FrameworkStatsLog.SENSITIVE_CONTENT_APP_PROTECTION__STATE__UNBLOCKED
		);
		}
		}

		private final MediaProjectionManager.Callback mProjectionCallback =
		@@ -112,28 +156,11 @@ public final class SensitiveContentProtectionManagerService extends SystemServic
		} finally {
		Trace.traceEnd(Trace.TRACE_TAG_SYSTEM_SERVER);
		}
		FrameworkStatsLog.write(
		SENSITIVE_CONTENT_MEDIA_PROJECTION_SESSION,
		mMediaProjectionSession.mSessionId,
		mMediaProjectionSession.mUid,
		mMediaProjectionSession.mIsExempted,
		SENSITIVE_CONTENT_MEDIA_PROJECTION_SESSION__STATE__START,
		SENSITIVE_CONTENT_MEDIA_PROJECTION_SESSION__SOURCE__FRAMEWORKS
		);
		}

		@Override
		public void onStop(MediaProjectionInfo info) {
		if (DEBUG) Log.d(TAG, "onStop projection: " + info);
		FrameworkStatsLog.write(
		SENSITIVE_CONTENT_MEDIA_PROJECTION_SESSION,
		mMediaProjectionSession.mSessionId,
		mMediaProjectionSession.mUid,
		mMediaProjectionSession.mIsExempted,
		SENSITIVE_CONTENT_MEDIA_PROJECTION_SESSION__STATE__STOP,
		SENSITIVE_CONTENT_MEDIA_PROJECTION_SESSION__SOURCE__FRAMEWORKS
		);

		Trace.traceBegin(Trace.TRACE_TAG_SYSTEM_SERVER,
		"SensitiveContentProtectionManagerService.onProjectionStop");
		try {
		@@ -242,16 +269,18 @@ public final class SensitiveContentProtectionManagerService extends SystemServic
		DISABLE_SCREEN_SHARE_PROTECTIONS_FOR_APPS_AND_NOTIFICATIONS, 0) != 0;
		int uid = mPackageManagerInternal.getPackageUid(projectionInfo.getPackageName(), 0,
		projectionInfo.getUserHandle().getIdentifier());
		synchronized (mSensitiveContentProtectionLock) {
		mMediaProjectionSession = new MediaProjectionSession(
		uid, isPackageExempted \|\| isFeatureDisabled, new Random().nextLong());
		mMediaProjectionSession.logProjectionSessionStart();

		if (isPackageExempted \|\| isFeatureDisabled) {
		Log.w(TAG, "projection session is exempted, package ="
		+ projectionInfo.getPackageName() + ", isFeatureDisabled=" + isFeatureDisabled);
		+ projectionInfo.getPackageName() + ", isFeatureDisabled="
		+ isFeatureDisabled);
		return;
		}

		synchronized (mSensitiveContentProtectionLock) {
		mProjectionActive = true;
		if (sensitiveNotificationAppProtection()) {
		updateAppsThatShouldBlockScreenCapture();
		@@ -266,7 +295,10 @@ public final class SensitiveContentProtectionManagerService extends SystemServic
		private void onProjectionEnd() {
		synchronized (mSensitiveContentProtectionLock) {
		mProjectionActive = false;
		if (mMediaProjectionSession != null) {
		mMediaProjectionSession.logProjectionSessionStop();
		mMediaProjectionSession = null;
		}

		// notify windowmanager to clear any sensitive notifications observed during projection
		// session
		@@ -437,22 +469,14 @@ public final class SensitiveContentProtectionManagerService extends SystemServic
		packageInfos.add(packageInfo);
		if (isShowingSensitiveContent) {
		mWindowManager.addBlockScreenCaptureForApps(packageInfos);
		FrameworkStatsLog.write(
		FrameworkStatsLog.SENSITIVE_CONTENT_APP_PROTECTION,
		mMediaProjectionSession.mSessionId,
		uid,
		mMediaProjectionSession.mUid,
		FrameworkStatsLog.SENSITIVE_CONTENT_APP_PROTECTION__STATE__BLOCKED
		);
		if (mMediaProjectionSession != null) {
		mMediaProjectionSession.logAppBlocked(uid);
		}
		} else {
		mWindowManager.removeBlockScreenCaptureForApps(packageInfos);
		FrameworkStatsLog.write(
		FrameworkStatsLog.SENSITIVE_CONTENT_APP_PROTECTION,
		mMediaProjectionSession.mSessionId,
		uid,
		mMediaProjectionSession.mUid,
		FrameworkStatsLog.SENSITIVE_CONTENT_APP_PROTECTION__STATE__UNBLOCKED
		);
		if (mMediaProjectionSession != null) {
		mMediaProjectionSession.logAppUnblocked(uid);
		}
		}
		}
		}