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Commit 6996818d authored by Michael Groover's avatar Michael Groover Committed by Android (Google) Code Review
Browse files

Merge "Sanitize number from SubInfo if caller does not have READ_PHONE_NUMBERS" into rvc-dev

parents 6345280a 13fd7d95

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

+27 −4
Original line number Diff line number Diff line
@@ -283,6 +283,20 @@ public class SubscriptionController extends ISub.Stub { 
        }

    }



    /**

     * Returns whether the {@code callingPackage} has access to the phone number on the specified

     * {@code subId} using the provided {@code message} in any resulting SecurityException.

     */

    private boolean hasPhoneNumberAccess(int subId, String callingPackage, String callingFeatureId,

            String message) {

        try {

            return TelephonyPermissions.checkCallingOrSelfReadPhoneNumber(mContext, subId,

                    callingPackage, callingFeatureId, message);

        } catch (SecurityException e) {

            return false;

        }

    }



    /**

     * Broadcast when SubscriptionInfo has changed

     * FIXME: Hopefully removed if the API council accepts SubscriptionInfoListener
@@ -3746,12 +3760,21 @@ public class SubscriptionController extends ISub.Stub { 
    private SubscriptionInfo conditionallyRemoveIdentifiers(SubscriptionInfo subInfo,

            String callingPackage, String callingFeatureId, String message) {

        SubscriptionInfo result = subInfo;

        if (!hasSubscriberIdentifierAccess(subInfo.getSubscriptionId(), callingPackage,

                callingFeatureId, message)) {

        int subId = subInfo.getSubscriptionId();

        boolean hasIdentifierAccess = hasSubscriberIdentifierAccess(subId, callingPackage,

                callingFeatureId, message);

        boolean hasPhoneNumberAccess = hasPhoneNumberAccess(subId, callingPackage, callingFeatureId,

                message);

        if (!hasIdentifierAccess || !hasPhoneNumberAccess) {

            result = new SubscriptionInfo(subInfo);

            if (!hasIdentifierAccess) {

                result.clearIccId();

                result.clearCardString();

            }

            if (!hasPhoneNumberAccess) {

                result.clearNumber();

            }

        }

        return result;

    }

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

+99 −12
Original line number Diff line number Diff line
@@ -26,7 +26,9 @@ import static org.junit.Assert.assertNotNull; 
import static org.junit.Assert.assertNotSame;

import static org.junit.Assert.assertTrue;

import static org.junit.Assert.fail;

import static org.mockito.ArgumentMatchers.anyInt;

import static org.mockito.ArgumentMatchers.anyString;

import static org.mockito.ArgumentMatchers.nullable;

import static org.mockito.Mockito.atLeast;

import static org.mockito.Mockito.doReturn;

import static org.mockito.Mockito.eq;
@@ -34,9 +36,11 @@ import static org.mockito.Mockito.times; 
import static org.mockito.Mockito.verify;



import android.Manifest;

import android.app.AppOpsManager;

import android.content.ContentResolver;

import android.content.ContentValues;

import android.content.Intent;

import android.os.Build;

import android.os.Bundle;

import android.os.ParcelUuid;

import android.os.UserHandle;
@@ -87,6 +91,8 @@ public class SubscriptionControllerTest extends TelephonyTest { 
    private static final String DISPLAY_NAME_PREFIX = "my_phone_";



    private static final String UNAVAILABLE_ICCID = "";

    private static final String UNAVAILABLE_NUMBER = "";

    private static final String DISPLAY_NUMBER = "123456";



    @Before

    public void setUp() throws Exception {
@@ -1044,17 +1050,33 @@ public class SubscriptionControllerTest extends TelephonyTest { 
        // getActiveSubscriptionInfo should still return a result but the ICC ID should not be

        // available via getIccId or getCardString.

        testInsertSim();

        mContextFixture.removeCallingOrSelfPermission(ContextFixture.PERMISSION_ENABLE_ALL);

        mContextFixture.addCallingOrSelfPermission(Manifest.permission.READ_PHONE_STATE);

        setupMocksForTelephonyPermissions();

        setupReadPhoneNumbersTest();

        setIdentifierAccess(false);

        int subId = getFirstSubId();



        SubscriptionInfo subscriptionInfo = mSubscriptionControllerUT.getActiveSubscriptionInfo(

                subId, mCallingPackage, mCallingFeature);



        assertNotNull(subscriptionInfo);

        assertEquals(UNAVAILABLE_ICCID, subscriptionInfo.getIccId());

        assertEquals(UNAVAILABLE_ICCID, subscriptionInfo.getCardString());

        assertEquals(UNAVAILABLE_NUMBER, subscriptionInfo.getNumber());

    }



    @Test

    public void testGetActiveSubscriptionWithReadPhoneNumbers() throws Exception {

        // If the calling package has the READ_PHONE_NUMBERS permission the number should be

        // available in the SubscriptionInfo.

        testInsertSim();

        setupReadPhoneNumbersTest();

        mContextFixture.addCallingOrSelfPermission(Manifest.permission.READ_PHONE_NUMBERS);

        int subId = getFirstSubId();



        SubscriptionInfo subscriptionInfo = mSubscriptionControllerUT.getActiveSubscriptionInfo(

                subId, mCallingPackage, mCallingFeature);



        assertNotNull(subscriptionInfo);

        assertEquals(DISPLAY_NUMBER, subscriptionInfo.getNumber());

    }



    @Test
@@ -1066,6 +1088,7 @@ public class SubscriptionControllerTest extends TelephonyTest { 


        SubscriptionInfo subscriptionInfo = mSubscriptionControllerUT.getActiveSubscriptionInfo(

                subId, mCallingPackage, mCallingFeature);



        assertNotNull(subscriptionInfo);

        assertTrue(subscriptionInfo.getIccId().length() > 0);

        assertTrue(subscriptionInfo.getCardString().length() > 0);
@@ -1094,17 +1117,34 @@ public class SubscriptionControllerTest extends TelephonyTest { 
        // getActiveSubscriptionInfoForSimlSlotIndex should still return the SubscriptionInfo but

        // the ICC ID should not be available via getIccId or getCardString.

        testInsertSim();

        mContextFixture.removeCallingOrSelfPermission(ContextFixture.PERMISSION_ENABLE_ALL);

        mContextFixture.addCallingOrSelfPermission(Manifest.permission.READ_PHONE_STATE);

        setupMocksForTelephonyPermissions();

        setupReadPhoneNumbersTest();

        setIdentifierAccess(false);



        SubscriptionInfo subscriptionInfo =

                mSubscriptionControllerUT.getActiveSubscriptionInfoForSimSlotIndex(0,

                        mCallingPackage, mCallingFeature);



        assertNotNull(subscriptionInfo);

        assertEquals(UNAVAILABLE_ICCID, subscriptionInfo.getIccId());

        assertEquals(UNAVAILABLE_ICCID, subscriptionInfo.getCardString());

        assertEquals(UNAVAILABLE_NUMBER, subscriptionInfo.getNumber());

    }



    @Test

    public void testGetActiveSubscriptionInfoForSimSlotIndexWithReadPhoneNumbers()

            throws Exception {

        // If the calling package has the READ_PHONE_NUMBERS permission the number should be

        // available in the SubscriptionInfo.

        testInsertSim();

        setupReadPhoneNumbersTest();

        mContextFixture.addCallingOrSelfPermission(Manifest.permission.READ_PHONE_NUMBERS);



        SubscriptionInfo subscriptionInfo =

                mSubscriptionControllerUT.getActiveSubscriptionInfoForSimSlotIndex(0,

                        mCallingPackage, mCallingFeature);



        assertNotNull(subscriptionInfo);

        assertEquals(DISPLAY_NUMBER, subscriptionInfo.getNumber());

    }



    @Test
@@ -1117,6 +1157,7 @@ public class SubscriptionControllerTest extends TelephonyTest { 
        SubscriptionInfo subscriptionInfo =

                mSubscriptionControllerUT.getActiveSubscriptionInfoForSimSlotIndex(0,

                        mCallingPackage, mCallingFeature);



        assertNotNull(subscriptionInfo);

        assertTrue(subscriptionInfo.getIccId().length() > 0);

        assertTrue(subscriptionInfo.getCardString().length() > 0);
@@ -1132,6 +1173,7 @@ public class SubscriptionControllerTest extends TelephonyTest { 
        List<SubscriptionInfo> subInfoList =

                mSubscriptionControllerUT.getActiveSubscriptionInfoList(mCallingPackage,

                        mCallingFeature);



        assertNotNull(subInfoList);

        assertTrue(subInfoList.size() == 0);

    }
@@ -1142,21 +1184,38 @@ public class SubscriptionControllerTest extends TelephonyTest { 
        // getActiveSubscriptionInfoList should still return the list of SubscriptionInfo objects

        // but the ICC ID should not be available via getIccId or getCardString.

        testInsertSim();

        mContextFixture.removeCallingOrSelfPermission(ContextFixture.PERMISSION_ENABLE_ALL);

        mContextFixture.addCallingOrSelfPermission(Manifest.permission.READ_PHONE_STATE);

        setupMocksForTelephonyPermissions();

        setupReadPhoneNumbersTest();

        setIdentifierAccess(false);



        List<SubscriptionInfo> subInfoList =

                mSubscriptionControllerUT.getActiveSubscriptionInfoList(mCallingPackage,

                        mCallingFeature);



        assertTrue(subInfoList.size() > 0);

        for (SubscriptionInfo info : subInfoList) {

            assertEquals(UNAVAILABLE_ICCID, info.getIccId());

            assertEquals(UNAVAILABLE_ICCID, info.getCardString());

            assertEquals(UNAVAILABLE_NUMBER, info.getNumber());

        }

    }



    @Test

    public void testGetActiveSubscriptionInfoListWithReadPhoneNumbers() throws Exception {

        // If the calling package has the READ_PHONE_NUMBERS permission the number should be

        // available in the SubscriptionInfo.

        testInsertSim();

        setupReadPhoneNumbersTest();

        mContextFixture.addCallingOrSelfPermission(Manifest.permission.READ_PHONE_NUMBERS);



        List<SubscriptionInfo> subInfoList =

                mSubscriptionControllerUT.getActiveSubscriptionInfoList(mCallingPackage,

                        mCallingFeature);



        assertTrue(subInfoList.size() > 0);

        SubscriptionInfo subInfo = subInfoList.get(0);

        assertEquals(DISPLAY_NUMBER, subInfo.getNumber());

    }



    @Test

    public void testGetActiveSubscriptionInfoListWithPrivilegedPermission() throws Exception {

        // If the calling package has the READ_PRIVILEGED_PHONE_STATE permission or carrier
@@ -1166,6 +1225,7 @@ public class SubscriptionControllerTest extends TelephonyTest { 
        List<SubscriptionInfo> subInfoList =

                mSubscriptionControllerUT.getActiveSubscriptionInfoList(mCallingPackage,

                        mCallingFeature);



        assertTrue(subInfoList.size() > 0);

        for (SubscriptionInfo info : subInfoList) {

            assertTrue(info.getIccId().length() > 0);
@@ -1195,20 +1255,36 @@ public class SubscriptionControllerTest extends TelephonyTest { 
        // getSubscriptionsInGroup should still return the list of SubscriptionInfo objects

        // but the ICC ID should not be available via getIccId or getCardString.

        ParcelUuid groupUuid = setupGetSubscriptionsInGroupTest();

        mContextFixture.removeCallingOrSelfPermission(ContextFixture.PERMISSION_ENABLE_ALL);

        mContextFixture.addCallingOrSelfPermission(Manifest.permission.READ_PHONE_STATE);

        setupMocksForTelephonyPermissions();

        setupReadPhoneNumbersTest();

        setIdentifierAccess(false);



        List<SubscriptionInfo> subInfoList = mSubscriptionControllerUT.getSubscriptionsInGroup(

                groupUuid, mCallingPackage, mCallingFeature);



        assertTrue(subInfoList.size() > 0);

        for (SubscriptionInfo info : subInfoList) {

            assertEquals(UNAVAILABLE_ICCID, info.getIccId());

            assertEquals(UNAVAILABLE_ICCID, info.getCardString());

            assertEquals(UNAVAILABLE_NUMBER, info.getNumber());

        }

    }



    @Test

    public void testGetSubscriptionInGroupWithReadPhoneNumbers() throws Exception {

        // If the calling package has the READ_PHONE_NUMBERS permission the number should be

        // available in the SubscriptionInfo.

        ParcelUuid groupUuid = setupGetSubscriptionsInGroupTest();

        setupReadPhoneNumbersTest();

        mContextFixture.addCallingOrSelfPermission(Manifest.permission.READ_PHONE_NUMBERS);



        List<SubscriptionInfo> subInfoList = mSubscriptionControllerUT.getSubscriptionsInGroup(

                groupUuid, mCallingPackage, mCallingFeature);



        assertTrue(subInfoList.size() > 0);

        SubscriptionInfo subInfo = subInfoList.get(0);

        assertEquals(DISPLAY_NUMBER, subInfo.getNumber());

    }



    @Test

    public void testGetSubscriptionsInGroupWithPrivilegedPermission() throws Exception {

        // If the calling package has the READ_PRIVILEGED_PHONE_STATE permission or carrier
@@ -1217,6 +1293,7 @@ public class SubscriptionControllerTest extends TelephonyTest { 


        List<SubscriptionInfo> subInfoList = mSubscriptionControllerUT.getSubscriptionsInGroup(

                groupUuid, mCallingPackage, mCallingFeature);



        assertTrue(subInfoList.size() > 0);

        for (SubscriptionInfo info : subInfoList) {

            assertTrue(info.getIccId().length() > 0);
@@ -1233,6 +1310,16 @@ public class SubscriptionControllerTest extends TelephonyTest { 
        return groupUuid;

    }



    private void setupReadPhoneNumbersTest() throws Exception {

        mSubscriptionControllerUT.setDisplayNumber(DISPLAY_NUMBER, getFirstSubId());

        mContextFixture.removeCallingOrSelfPermission(ContextFixture.PERMISSION_ENABLE_ALL);

        mContextFixture.addCallingOrSelfPermission(Manifest.permission.READ_PHONE_STATE);

        setupMocksForTelephonyPermissions(mCallingPackage, Build.VERSION_CODES.R);

        doReturn(AppOpsManager.MODE_DEFAULT).when(mAppOpsManager).noteOp(

                eq(AppOpsManager.OPSTR_WRITE_SMS), anyInt(), anyString(),

                nullable(String.class), nullable(String.class));

    }



    private int getFirstSubId() throws Exception {

        int[] subIds = mSubscriptionControllerUT.getActiveSubIdList(/*visibleOnly*/false);

        assertTrue(subIds != null && subIds.length != 0);

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

+8 −3
Original line number Diff line number Diff line
@@ -734,13 +734,18 @@ public abstract class TelephonyTest { 
    }



    protected void setupMocksForTelephonyPermissions() throws Exception {

        setupMocksForTelephonyPermissions(TAG, Build.VERSION_CODES.Q);

    }



    protected void setupMocksForTelephonyPermissions(String packageName, int targetSdkVersion)

            throws Exception {

        // If the calling package does not meet the new requirements for device identifier access

        // TelephonyPermissions will query the PackageManager for the ApplicationInfo of the package

        // to determine the target SDK. For apps targeting Q a SecurityException is thrown

        // regardless of if the package satisfies the previous requirements for device ID access.

        mApplicationInfo.targetSdkVersion = Build.VERSION_CODES.Q;

        doReturn(mApplicationInfo).when(mPackageManager).getApplicationInfoAsUser(eq(TAG), anyInt(),

                any());

        mApplicationInfo.targetSdkVersion = targetSdkVersion;

        doReturn(mApplicationInfo).when(mPackageManager).getApplicationInfoAsUser(eq(packageName),

                anyInt(), any());



        // TelephonyPermissions uses a SystemAPI to check if the calling package meets any of the

        // generic requirements for device identifier access (currently READ_PRIVILEGED_PHONE_STATE,