Add API to set subscription group. (18f60f11) · Commits · e / os / android_frameworks_opt_telephony

src/java/com/android/internal/telephony/SubscriptionController.java

+111 −41

Original line number	Diff line number	Diff line
		@@ -16,6 +16,8 @@

		package com.android.internal.telephony;

		import static android.content.pm.PackageManager.PERMISSION_GRANTED;

		import android.Manifest;
		import android.annotation.Nullable;
		import android.app.AppOpsManager;
		@@ -63,6 +65,7 @@ import java.util.Map;
		import java.util.Map.Entry;
		import java.util.Objects;
		import java.util.Set;
		import java.util.UUID;
		import java.util.concurrent.ConcurrentHashMap;
		import java.util.stream.Collectors;

		@@ -313,8 +316,8 @@ public class SubscriptionController extends ISub.Stub {
		}
		boolean isOpportunistic = cursor.getInt(cursor.getColumnIndexOrThrow(
		SubscriptionManager.IS_OPPORTUNISTIC)) == 1;
		int parentSubId = cursor.getInt(cursor.getColumnIndexOrThrow(
		SubscriptionManager.PARENT_SUB_ID));
		String groupUUID = cursor.getString(cursor.getColumnIndexOrThrow(
		SubscriptionManager.GROUP_UUID));

		if (VDBG) {
		String iccIdToPrint = SubscriptionInfo.givePrintableIccid(iccId);
		@@ -325,7 +328,7 @@ public class SubscriptionController extends ISub.Stub {
		+ " mcc:" + mcc + " mnc:" + mnc + " countIso:" + countryIso + " isEmbedded:"
		+ isEmbedded + " accessRules:" + Arrays.toString(accessRules)
		+ " cardId:" + cardIdToPrint + " isOpportunistic:" + isOpportunistic
		+ " parentSubId:" + parentSubId);
		+ " groupUUID:" + groupUUID);
		}

		// If line1number has been set to a different number, use it instead.
		@@ -335,7 +338,7 @@ public class SubscriptionController extends ISub.Stub {
		}
		return new SubscriptionInfo(id, iccId, simSlotIndex, displayName, carrierName,
		nameSource, iconTint, number, dataRoaming, iconBitmap, mcc, mnc, countryIso,
		isEmbedded, accessRules, cardId, isOpportunistic, parentSubId);
		isEmbedded, accessRules, cardId, isOpportunistic, groupUUID);
		}

		/**
		@@ -2046,7 +2049,6 @@ public class SubscriptionController extends ISub.Stub {
		case SubscriptionManager.CB_OPT_OUT_DIALOG:
		case SubscriptionManager.ENHANCED_4G_MODE_ENABLED:
		case SubscriptionManager.IS_OPPORTUNISTIC:
		case SubscriptionManager.PARENT_SUB_ID:
		case SubscriptionManager.VT_IMS_ENABLED:
		case SubscriptionManager.WFC_IMS_ENABLED:
		case SubscriptionManager.WFC_IMS_MODE:
		@@ -2106,7 +2108,7 @@ public class SubscriptionController extends ISub.Stub {
		case SubscriptionManager.WFC_IMS_ROAMING_MODE:
		case SubscriptionManager.WFC_IMS_ROAMING_ENABLED:
		case SubscriptionManager.IS_OPPORTUNISTIC:
		case SubscriptionManager.PARENT_SUB_ID:
		case SubscriptionManager.GROUP_UUID:
		resultValue = cursor.getInt(0) + "";
		break;
		default:
		@@ -2258,40 +2260,6 @@ public class SubscriptionController extends ISub.Stub {
		String.valueOf(opportunistic ? 1 : 0));
		}

		/**
		* Set parent subId (parentSubId) of another subscription (subId).
		* It's used in scenarios where a child ubscription is bundled with a
		* primary parent subscription. The child subscription will typically be opportunistic
		* and will be used to provide data services where available, with the parent being
		* the primary fallback subscription.
		*
		* @param parentSubId subId of its parent subscription.
		* @param subId the unique SubscriptionInfo index in database
		* @return the number of records updated
		*/
		@Override
		public int setParentSubId(int parentSubId, int subId) {
		enforceModifyPhoneState("setParentSubId");
		final long token = Binder.clearCallingIdentity();

		try {
		if (!SubscriptionManager.isUsableSubIdValue(parentSubId)
		\|\| parentSubId > getAllSubInfoCount(mContext.getOpPackageName())
		\|\| parentSubId == subId) {
		if (DBG) {
		logd("[setParentSubId]- fail with parentSubId " + parentSubId
		+ " subId " + subId);
		}
		return -1;
		}

		return setSubscriptionProperty(subId, SubscriptionManager.PARENT_SUB_ID,
		String.valueOf(parentSubId));
		} finally {
		Binder.restoreCallingIdentity(token);
		}
		}

		@Override
		public int setPreferredData(int subId) {
		enforceModifyPhoneState("setPreferredData");
		@@ -2327,6 +2295,108 @@ public class SubscriptionController extends ISub.Stub {
		callingPackage, mCacheOpportunisticSubInfoList);
		}

		/**
		* Inform SubscriptionManager that subscriptions in the list are bundled
		* as a group. Typically it's a primary subscription and an opportunistic
		* subscription. It should only affect multi-SIM scenarios where primary
		* and opportunistic subscriptions can be activated together.
		* Being in the same group means they might be activated or deactivated
		* together, some of them may be invisible to the users, etc.
		*
		* Caller will either have {@link android.Manifest.permission.MODIFY_PHONE_STATE}
		* permission or can manage all subscriptions in the list, according to their
		* access rules.
		*
		* @return groupUUID a UUID assigned to the subscription group. It returns
		* null if fails.
		*
		*/
		@Override
		public String setSubscriptionGroup(int[] subIdList, String callingPackage) {
		boolean hasModifyPermission = mContext.checkCallingOrSelfPermission(
		android.Manifest.permission.MODIFY_PHONE_STATE) == PERMISSION_GRANTED;

		// If caller doesn't have modify permission or carrier privilege permission on certain
		// subscriptions, maybe because the they are not active. So we keep them in a hashset and
		// later check access rules in our database to know whether they can manage them.
		Set<Integer> subIdCheckList = new HashSet<>();
		for (int subId : subIdList) {
		if (!mTelephonyManager.hasCarrierPrivileges(subId)) {
		subIdCheckList.add(subId);
		}
		}

		long identity = Binder.clearCallingIdentity();

		try {
		if (!isSubInfoReady()) {
		if (DBG) logdl("[getSubscriptionInfoList] Sub Controller not ready");
		return null;
		}

		SubscriptionManager subscriptionManager = (SubscriptionManager)
		mContext.getSystemService(Context.TELEPHONY_SUBSCRIPTION_SERVICE);
		List<SubscriptionInfo> subList = getSubInfo(null, null);

		for (SubscriptionInfo subInfo : subList) {
		if (subIdCheckList.contains(subInfo.getSubscriptionId())) {
		// If caller doesn't have modify permission or privilege access to
		// the subscription, operation is invalid and returns null.
		if (hasModifyPermission \|\| (subInfo.isEmbedded()
		&& subscriptionManager.canManageSubscription(
		subInfo, callingPackage))) {
		subIdCheckList.remove(subInfo.getSubscriptionId());
		} else {
		if (DBG) {
		logdl("setSubscriptionGroup doesn't have permission on"
		+ " subInfo " + subInfo);
		}
		return null;
		}
		}
		}

		if (!subIdCheckList.isEmpty()) {
		// Some SubId not found.
		StringBuilder subIdNotFound = new StringBuilder();
		for (int subId : subIdCheckList) {
		subIdNotFound.append(subId + " ");
		}
		if (DBG) {
		logdl("setSubscriptionGroup subId not existed: "
		+ subIdNotFound.toString());
		}

		return null;
		}

		// Generate a UUID.
		String groupUUID = UUID.randomUUID().toString();

		// Selection should be: "in (subId1, subId2, ...)".
		StringBuilder selection = new StringBuilder();
		selection.append(SubscriptionManager.UNIQUE_KEY_SUBSCRIPTION_ID);
		selection.append(" IN (");
		for (int i = 0; i < subIdList.length - 1; i++) {
		selection.append(subIdList[i] + ", ");
		}
		selection.append(subIdList[subIdList.length - 1]);
		selection.append(")");
		ContentValues value = new ContentValues();
		value.put(SubscriptionManager.GROUP_UUID, groupUUID);
		int result = mContext.getContentResolver().update(
		SubscriptionManager.CONTENT_URI, value, selection.toString(), null);

		if (DBG) logdl("setSubscriptionGroup update DB result: " + result);

		refreshCachedActiveSubscriptionInfoList();

		return groupUUID;
		} finally {
		Binder.restoreCallingIdentity(identity);
		}
		}

		// Helper function of getOpportunisticSubscriptions and getActiveSubscriptionInfoList.
		// They are doing similar things except operating on different cache.
		private List<SubscriptionInfo> getSubscriptionInfoListFromCacheHelper(
		@@ -2357,7 +2427,7 @@ public class SubscriptionController extends ISub.Stub {
		try {
		return TelephonyPermissions.checkCallingOrSelfReadPhoneState(mContext,
		subscriptionInfo.getSubscriptionId(), callingPackage,
		"getOpportunisticSubscriptions");
		"getSubscriptionInfoList");
		} catch (SecurityException e) {
		return false;
		}

tests/telephonytests/src/com/android/internal/telephony/FakeTelephonyProvider.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -97,7 +97,7 @@ public class FakeTelephonyProvider extends MockContentProvider {
		+ SubscriptionManager.WFC_IMS_ROAMING_MODE + " INTEGER DEFAULT -1,"
		+ SubscriptionManager.WFC_IMS_ROAMING_ENABLED + " INTEGER DEFAULT -1,"
		+ SubscriptionManager.IS_OPPORTUNISTIC + " INTEGER DEFAULT 0,"
		+ SubscriptionManager.PARENT_SUB_ID + " INTEGER DEFAULT -1"
		+ SubscriptionManager.GROUP_UUID + " TEXT"
		+ ");";
		}

tests/telephonytests/src/com/android/internal/telephony/SubscriptionControllerTest.java

+85 −11

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@ package com.android.internal.telephony;

		import static org.junit.Assert.assertEquals;
		import static org.junit.Assert.assertFalse;
		import static org.junit.Assert.assertNotEquals;
		import static org.junit.Assert.assertNotNull;
		import static org.junit.Assert.assertNotSame;
		import static org.junit.Assert.assertTrue;
		@@ -27,6 +28,8 @@ import static org.mockito.Mockito.eq;
		import static org.mockito.Mockito.times;
		import static org.mockito.Mockito.verify;

		import android.Manifest;
		import android.content.ContentValues;
		import android.content.Intent;
		import android.os.Bundle;
		import android.os.UserHandle;
		@@ -49,6 +52,7 @@ public class SubscriptionControllerTest extends TelephonyTest {
		private String mCallingPackage;
		private SubscriptionController mSubscriptionControllerUT;
		private MockContentResolver mMockContentResolver;
		private FakeTelephonyProvider mFakeTelephonyProvider;
		@Mock
		private ITelephonyRegistry.Stub mTelephonyRegisteryMock;

		@@ -70,13 +74,15 @@ public class SubscriptionControllerTest extends TelephonyTest {

		mSubscriptionControllerUT.getInstance().updatePhonesAvailability(new Phone[]{mPhone});
		mMockContentResolver = (MockContentResolver) mContext.getContentResolver();
		mFakeTelephonyProvider = new FakeTelephonyProvider();
		mMockContentResolver.addProvider(SubscriptionManager.CONTENT_URI.getAuthority(),
		new FakeTelephonyProvider());
		mFakeTelephonyProvider);

		}

		@After
		public void tearDown() throws Exception {
		mContextFixture.addCallingOrSelfPermission(ContextFixture.PERMISSION_ENABLE_ALL);
		/* should clear fake content provider and resolver here */
		mContext.getContentResolver().delete(SubscriptionManager.CONTENT_URI, null, null);

		@@ -343,7 +349,7 @@ public class SubscriptionControllerTest extends TelephonyTest {
		.notifyOpportunisticSubscriptionInfoChanged();

		testInsertSim();
		testInsertSim2();
		mSubscriptionControllerUT.addSubInfoRecord("test2", 0);

		// Neither sub1 or sub2 are opportunistic. So getOpportunisticSubscriptions
		// should return empty list and no callback triggered.
		@@ -374,16 +380,84 @@ public class SubscriptionControllerTest extends TelephonyTest {
		.notifyOpportunisticSubscriptionInfoChanged();
		}

		private void testInsertSim2() {
		// verify there's already a SIM profile added.
		assertEquals(1, mSubscriptionControllerUT.getAllSubInfoCount(mCallingPackage));

		int slotID = 0;
		//insert one Subscription Info
		mSubscriptionControllerUT.addSubInfoRecord("test2", slotID);
		@Test
		@SmallTest
		public void testSetSubscriptionGroupWithModifyPermission() throws Exception {
		testInsertSim();
		mSubscriptionControllerUT.addSubInfoRecord("test2", 0);
		mContextFixture.removeCallingOrSelfPermission(ContextFixture.PERMISSION_ENABLE_ALL);
		mContextFixture.addCallingOrSelfPermission(Manifest.permission.READ_PHONE_STATE);

		int[] subIdList = new int[] {1, 2};
		// It should fail since it has no permission.
		String groupId = mSubscriptionControllerUT.setSubscriptionGroup(
		subIdList, mContext.getOpPackageName());
		assertEquals(null, groupId);

		// With modify permission it should succeed.
		mContextFixture.addCallingOrSelfPermission(android.Manifest.permission.MODIFY_PHONE_STATE);
		groupId = mSubscriptionControllerUT.setSubscriptionGroup(
		subIdList, mContext.getOpPackageName());
		assertNotEquals(null, groupId);

		// Calling it again should generate a new group ID.
		String newGroupId = mSubscriptionControllerUT.setSubscriptionGroup(
		subIdList, mContext.getOpPackageName());
		assertNotEquals(null, newGroupId);
		assertNotEquals(groupId, newGroupId);

		// SubId 6 doesn't exist. Should fail.
		subIdList = new int[] {1, 6};
		mContextFixture.addCallingOrSelfPermission(android.Manifest.permission.MODIFY_PHONE_STATE);
		groupId = mSubscriptionControllerUT.setSubscriptionGroup(
		subIdList, mContext.getOpPackageName());
		assertEquals(null, groupId);
		}

		//verify there is one sim
		assertEquals(2, mSubscriptionControllerUT.getAllSubInfoCount(mCallingPackage));
		@Test
		@SmallTest
		public void testSetSubscriptionGroupWithCarrierPrivilegePermission() throws Exception {
		testInsertSim();
		// Adding a second profile and mark as embedded.
		mSubscriptionControllerUT.addSubInfoRecord("test2", 0);
		ContentValues values = new ContentValues();
		values.put(SubscriptionManager.IS_EMBEDDED, 1);
		mFakeTelephonyProvider.update(SubscriptionManager.CONTENT_URI, values,
		SubscriptionManager.UNIQUE_KEY_SUBSCRIPTION_ID + "=" + 2, null);
		mSubscriptionControllerUT.refreshCachedActiveSubscriptionInfoList();

		mContextFixture.removeCallingOrSelfPermission(ContextFixture.PERMISSION_ENABLE_ALL);
		mContextFixture.addCallingOrSelfPermission(Manifest.permission.READ_PHONE_STATE);

		int[] subIdList = new int[] {1, 2};
		// It should fail since it has no permission.
		String groupId = mSubscriptionControllerUT.setSubscriptionGroup(
		subIdList, mContext.getOpPackageName());
		assertEquals(null, groupId);

		// With modify permission it should succeed.
		doReturn(true).when(mTelephonyManager).hasCarrierPrivileges(1);
		groupId = mSubscriptionControllerUT.setSubscriptionGroup(
		subIdList, mContext.getOpPackageName());
		assertEquals(null, groupId);

		doReturn(true).when(mTelephonyManager).hasCarrierPrivileges(2);
		groupId = mSubscriptionControllerUT.setSubscriptionGroup(
		subIdList, mContext.getOpPackageName());
		assertNotEquals(null, groupId);

		List<SubscriptionInfo> subInfoList = mSubscriptionControllerUT
		.getActiveSubscriptionInfoList(mContext.getOpPackageName());

		// Revoke carrier privilege of sub 2 but make it manageable by caller.
		doReturn(false).when(mTelephonyManager).hasCarrierPrivileges(2);
		doReturn(true).when(mSubscriptionManager).canManageSubscription(
		eq(subInfoList.get(1)), anyString());

		String newGroupId = mSubscriptionControllerUT.setSubscriptionGroup(
		subIdList, mContext.getOpPackageName());
		assertNotEquals(null, newGroupId);
		assertNotEquals(groupId, newGroupId);
		}

		private void registerMockTelephonyRegistry() {