Merge "Remove platform-signed apps from configurable cross profile apps" into... (0e434418) · Commits · e / os / android_frameworks_base

core/java/android/app/admin/DevicePolicyManagerInternal.java

+15 −3

Original line number	Diff line number	Diff line
		@@ -176,18 +176,30 @@ public abstract class DevicePolicyManagerInternal {
		* for cross-profile communication, via {@link
		* DevicePolicyManager#setCrossProfilePackages(ComponentName, Set)}.</li>
		* <li>The default package names that are allowed to request user consent for cross-profile
		* communication without being explicitly enabled by the admin , via {@link
		* DevicePolicyManager#setDefaultCrossProfilePackages(ComponentName, UserHandle, Set)}.</li>
		* communication without being explicitly enabled by the admin, via
		* {@link com.android.internal.R.array#cross_profile_apps} and
		* {@link com.android.internal.R.array#vendor_cross_profile_apps}.</li>
		* </ul>
		*
		* @return the combined set of whitelisted package names set via
		* {@link DevicePolicyManager#setCrossProfilePackages(ComponentName, Set)} and
		* {@link DevicePolicyManager#setDefaultCrossProfilePackages(ComponentName, UserHandle, Set)}
		* {@link com.android.internal.R.array#cross_profile_apps} and
		* {@link com.android.internal.R.array#vendor_cross_profile_apps}
		*
		* @hide
		*/
		public abstract List<String> getAllCrossProfilePackages();

		/**
		* Returns the default package names set by the OEM that are allowed to request user consent for
		* cross-profile communication without being explicitly enabled by the admin, via
		* {@link com.android.internal.R.array#cross_profile_apps} and
		* {@link com.android.internal.R.array#vendor_cross_profile_apps}.
		*
		* @hide
		*/
		public abstract List<String> getDefaultCrossProfilePackages();

		/**
		* Sends the {@code intent} to the packages with cross profile capabilities.
		*

core/java/android/content/pm/CrossProfileApps.java

+3 −0

Original line number	Diff line number	Diff line
		@@ -435,6 +435,9 @@ public class CrossProfileApps {
		* <p>This differs from {@link #canConfigureInteractAcrossProfiles(String)} since it will
		* not return {@code false} if the app is not whitelisted or not installed in the other profile.
		*
		* <p>Note that platform-signed apps that are automatically granted the permission and are not
		* whitelisted by the OEM will not be included in this list.
		*
		* @hide
		*/
		public boolean canUserAttemptToConfigureInteractAcrossProfiles(String packageName) {

services/core/java/com/android/server/pm/CrossProfileAppsServiceImpl.java

+38 −1

Original line number	Diff line number	Diff line
		@@ -294,6 +294,12 @@ public class CrossProfileAppsServiceImpl extends ICrossProfileApps.Stub {
		.getAllCrossProfilePackages().contains(packageName));
		}

		private boolean isCrossProfilePackageWhitelistedByDefault(String packageName) {
		return mInjector.withCleanCallingIdentity(() ->
		mInjector.getDevicePolicyManagerInternal()
		.getDefaultCrossProfilePackages().contains(packageName));
		}

		private List<UserHandle> getTargetUserProfilesUnchecked(
		String packageName, @UserIdInt int userId) {
		return mInjector.withCleanCallingIdentity(() -> {
		@@ -528,6 +534,9 @@ public class CrossProfileAppsServiceImpl extends ICrossProfileApps.Stub {

		@Override
		public boolean canConfigureInteractAcrossProfiles(String packageName) {
		if (!canUserAttemptToConfigureInteractAcrossProfiles(packageName)) {
		return false;
		}
		if (!hasOtherProfileWithPackageInstalled(packageName, mInjector.getCallingUserId())) {
		return false;
		}
		@@ -546,7 +555,35 @@ public class CrossProfileAppsServiceImpl extends ICrossProfileApps.Stub {
		return false;
		}
		return hasRequestedAppOpPermission(
		AppOpsManager.opToPermission(OP_INTERACT_ACROSS_PROFILES), packageName);
		AppOpsManager.opToPermission(OP_INTERACT_ACROSS_PROFILES), packageName)
		&& !isPlatformSignedAppWithNonUserConfigurablePermission(packageName, profileIds);
		}

		private boolean isPlatformSignedAppWithNonUserConfigurablePermission(
		String packageName, int[] profileIds) {
		return !isCrossProfilePackageWhitelistedByDefault(packageName)
		&& isPlatformSignedAppWithAutomaticProfilesPermission(packageName, profileIds);
		}

		/**
		* Only platform-signed apps can be granted INTERACT_ACROSS_PROFILES automatically without user
		* consent.
		*
		* Returns true if the app is automatically granted the permission in at least one profile.
		*/
		private boolean isPlatformSignedAppWithAutomaticProfilesPermission(
		String packageName, int[] profileIds) {
		for (int userId : profileIds) {
		final int uid = mInjector.getPackageManagerInternal().getPackageUidInternal(
		packageName, /* flags= */ 0, userId);
		if (uid == -1) {
		continue;
		}
		if (isPermissionGranted(Manifest.permission.INTERACT_ACROSS_PROFILES, uid)) {
		return true;
		}
		}
		return false;
		}

		private boolean hasOtherProfileWithPackageInstalled(String packageName, @UserIdInt int userId) {

services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java

+5 −0

Original line number	Diff line number	Diff line
		@@ -12459,6 +12459,11 @@ public class DevicePolicyManagerService extends BaseIDevicePolicyManager {
		return DevicePolicyManagerService.this.getAllCrossProfilePackages();
		}

		@Override
		public List<String> getDefaultCrossProfilePackages() {
		return DevicePolicyManagerService.this.getDefaultCrossProfilePackages();
		}

		/**
		* Sends the {@code intent} to the packages with cross profile capabilities.
		*

services/robotests/src/com/android/server/pm/CrossProfileAppsServiceImplRoboTest.java

+24 −0

Original line number	Diff line number	Diff line
		@@ -199,6 +199,12 @@ public class CrossProfileAppsServiceImplRoboTest {
		CROSS_PROFILE_APP_PACKAGE_NAME, PERSONAL_PROFILE_UID, PERSONAL_PROFILE_USER_ID);
		ShadowApplicationPackageManager.setPackageUidAsUser(
		CROSS_PROFILE_APP_PACKAGE_NAME, WORK_PROFILE_UID, WORK_PROFILE_USER_ID);
		when(mPackageManagerInternal.getPackageUidInternal(
		CROSS_PROFILE_APP_PACKAGE_NAME, /* flags= */ 0, PERSONAL_PROFILE_USER_ID))
		.thenReturn(PERSONAL_PROFILE_UID);
		when(mPackageManagerInternal.getPackageUidInternal(
		CROSS_PROFILE_APP_PACKAGE_NAME, /* flags= */ 0, WORK_PROFILE_USER_ID))
		.thenReturn(WORK_PROFILE_UID);
		}

		@Before
		@@ -455,6 +461,19 @@ public class CrossProfileAppsServiceImplRoboTest {
		.isTrue();
		}

		@Test
		public void canUserAttemptToConfigureInteractAcrossProfiles_platformSignedAppWithAutomaticPermission_returnsFalse() {
		mockCrossProfileAppNotWhitelistedByOem();
		shadowOf(mContext).grantPermissions(
		Process.myPid(),
		PERSONAL_PROFILE_UID,
		Manifest.permission.INTERACT_ACROSS_PROFILES);

		assertThat(mCrossProfileAppsServiceImpl
		.canUserAttemptToConfigureInteractAcrossProfiles(CROSS_PROFILE_APP_PACKAGE_NAME))
		.isFalse();
		}

		@Test
		public void canUserAttemptToConfigureInteractAcrossProfiles_returnsTrue() {
		assertThat(mCrossProfileAppsServiceImpl
		@@ -528,6 +547,11 @@ public class CrossProfileAppsServiceImplRoboTest {
		.thenReturn(new ArrayList<>());
		}

		private void mockCrossProfileAppNotWhitelistedByOem() {
		when(mDevicePolicyManagerInternal.getDefaultCrossProfilePackages())
		.thenReturn(new ArrayList<>());
		}

		private boolean receivedManifestCanInteractAcrossProfilesChangedBroadcast() {
		final UserHandle userHandle = UserHandle.of(PERSONAL_PROFILE_USER_ID);
		if (!mSentUserBroadcasts.containsKey(userHandle)) {