Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License |
| 15 | */ |
| 16 | |
| 17 | package com.android.server.connectivity; |
| 18 | |
| 19 | import static android.Manifest.permission.CHANGE_NETWORK_STATE; |
| 20 | import static android.Manifest.permission.CHANGE_WIFI_STATE; |
| 21 | import static android.Manifest.permission.CONNECTIVITY_INTERNAL; |
| 22 | import static android.Manifest.permission.CONNECTIVITY_USE_RESTRICTED_NETWORKS; |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 23 | import static android.Manifest.permission.INTERNET; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 24 | import static android.Manifest.permission.NETWORK_STACK; |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 25 | import static android.Manifest.permission.UPDATE_DEVICE_STATS; |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 26 | import static android.content.pm.ApplicationInfo.PRIVATE_FLAG_OEM; |
| 27 | import static android.content.pm.ApplicationInfo.PRIVATE_FLAG_PRODUCT; |
| 28 | import static android.content.pm.ApplicationInfo.PRIVATE_FLAG_VENDOR; |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 29 | import static android.content.pm.PackageInfo.REQUESTED_PERMISSION_GRANTED; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 30 | import static android.content.pm.PackageManager.GET_PERMISSIONS; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 31 | import static android.content.pm.PackageManager.MATCH_ANY_USER; |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 32 | import static android.os.Process.SYSTEM_UID; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 33 | |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 34 | import static com.android.server.connectivity.PermissionMonitor.NETWORK; |
| 35 | import static com.android.server.connectivity.PermissionMonitor.SYSTEM; |
| 36 | |
| 37 | import static junit.framework.Assert.fail; |
| 38 | |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 39 | import static org.junit.Assert.assertFalse; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 40 | import static org.junit.Assert.assertNull; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 41 | import static org.junit.Assert.assertTrue; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 42 | import static org.mockito.AdditionalMatchers.aryEq; |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 43 | import static org.mockito.ArgumentMatchers.any; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 44 | import static org.mockito.ArgumentMatchers.anyInt; |
| 45 | import static org.mockito.ArgumentMatchers.anyString; |
| 46 | import static org.mockito.ArgumentMatchers.eq; |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 47 | import static org.mockito.Mockito.doAnswer; |
junyulai | 345155e | 2018-11-09 12:37:16 +0800 | [diff] [blame] | 48 | import static org.mockito.Mockito.doReturn; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 49 | import static org.mockito.Mockito.reset; |
junyulai | 345155e | 2018-11-09 12:37:16 +0800 | [diff] [blame] | 50 | import static org.mockito.Mockito.spy; |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 51 | import static org.mockito.Mockito.verify; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 52 | import static org.mockito.Mockito.when; |
| 53 | |
| 54 | import android.content.Context; |
| 55 | import android.content.pm.ApplicationInfo; |
| 56 | import android.content.pm.PackageInfo; |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 57 | import android.content.pm.PackageList; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 58 | import android.content.pm.PackageManager; |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 59 | import android.content.pm.PackageManagerInternal; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 60 | import android.content.pm.UserInfo; |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 61 | import android.net.INetd; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 62 | import android.net.UidRange; |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 63 | import android.os.Build; |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 64 | import android.os.UserHandle; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 65 | import android.os.UserManager; |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 66 | import android.util.SparseIntArray; |
Brett Chabot | 1ae2aa6 | 2019-03-04 14:14:56 -0800 | [diff] [blame] | 67 | |
| 68 | import androidx.test.filters.SmallTest; |
| 69 | import androidx.test.runner.AndroidJUnit4; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 70 | |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 71 | import com.android.server.LocalServices; |
| 72 | |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 73 | import org.junit.Before; |
| 74 | import org.junit.Test; |
| 75 | import org.junit.runner.RunWith; |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 76 | import org.mockito.ArgumentCaptor; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 77 | import org.mockito.Mock; |
| 78 | import org.mockito.MockitoAnnotations; |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 79 | import org.mockito.invocation.InvocationOnMock; |
| 80 | |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 81 | import java.util.ArrayList; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 82 | import java.util.Arrays; |
| 83 | import java.util.Collections; |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 84 | import java.util.HashMap; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 85 | import java.util.HashSet; |
| 86 | import java.util.Set; |
| 87 | |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 88 | |
| 89 | @RunWith(AndroidJUnit4.class) |
| 90 | @SmallTest |
| 91 | public class PermissionMonitorTest { |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 92 | private static final int MOCK_USER1 = 0; |
| 93 | private static final int MOCK_USER2 = 1; |
| 94 | private static final int MOCK_UID1 = 10001; |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 95 | private static final int MOCK_UID2 = 10086; |
| 96 | private static final int SYSTEM_UID1 = 1000; |
| 97 | private static final int SYSTEM_UID2 = 1008; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 98 | private static final int VPN_UID = 10002; |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 99 | private static final String MOCK_PACKAGE1 = "appName1"; |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 100 | private static final String MOCK_PACKAGE2 = "appName2"; |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 101 | private static final String SYSTEM_PACKAGE1 = "sysName1"; |
| 102 | private static final String SYSTEM_PACKAGE2 = "sysName2"; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 103 | private static final String VPN_PACKAGE = "vpnApp"; |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 104 | private static final String PARTITION_SYSTEM = "system"; |
| 105 | private static final String PARTITION_OEM = "oem"; |
| 106 | private static final String PARTITION_PRODUCT = "product"; |
| 107 | private static final String PARTITION_VENDOR = "vendor"; |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 108 | private static final int VERSION_P = Build.VERSION_CODES.P; |
| 109 | private static final int VERSION_Q = Build.VERSION_CODES.Q; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 110 | |
| 111 | @Mock private Context mContext; |
| 112 | @Mock private PackageManager mPackageManager; |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 113 | @Mock private INetd mNetdService; |
| 114 | @Mock private PackageManagerInternal mMockPmi; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 115 | @Mock private UserManager mUserManager; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 116 | |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 117 | private PackageManagerInternal.PackageListObserver mObserver; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 118 | private PermissionMonitor mPermissionMonitor; |
| 119 | |
| 120 | @Before |
| 121 | public void setUp() throws Exception { |
| 122 | MockitoAnnotations.initMocks(this); |
| 123 | when(mContext.getPackageManager()).thenReturn(mPackageManager); |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 124 | when(mContext.getSystemService(eq(Context.USER_SERVICE))).thenReturn(mUserManager); |
| 125 | when(mUserManager.getUsers(eq(true))).thenReturn( |
| 126 | Arrays.asList(new UserInfo[] { |
| 127 | new UserInfo(MOCK_USER1, "", 0), |
| 128 | new UserInfo(MOCK_USER2, "", 0), |
| 129 | })); |
| 130 | |
| 131 | mPermissionMonitor = spy(new PermissionMonitor(mContext, mNetdService)); |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 132 | |
| 133 | LocalServices.removeServiceForTest(PackageManagerInternal.class); |
| 134 | LocalServices.addService(PackageManagerInternal.class, mMockPmi); |
| 135 | when(mMockPmi.getPackageList(any())).thenReturn(new PackageList(new ArrayList<String>(), |
| 136 | /* observer */ null)); |
| 137 | when(mPackageManager.getInstalledPackages(anyInt())).thenReturn(/* empty app list */ null); |
| 138 | mPermissionMonitor.startMonitoring(); |
| 139 | |
| 140 | final ArgumentCaptor<PackageManagerInternal.PackageListObserver> observerCaptor = |
| 141 | ArgumentCaptor.forClass(PackageManagerInternal.PackageListObserver.class); |
| 142 | verify(mMockPmi).getPackageList(observerCaptor.capture()); |
| 143 | mObserver = observerCaptor.getValue(); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 144 | } |
| 145 | |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 146 | private boolean hasBgPermission(String partition, int targetSdkVersion, int uid, |
| 147 | String... permission) throws Exception { |
| 148 | final PackageInfo packageInfo = packageInfoWithPermissions(permission, partition); |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 149 | packageInfo.applicationInfo.targetSdkVersion = targetSdkVersion; |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 150 | packageInfo.applicationInfo.uid = uid; |
Chalard Jean | 577164b | 2018-04-02 16:16:46 +0900 | [diff] [blame] | 151 | when(mPackageManager.getPackageInfoAsUser( |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 152 | eq(MOCK_PACKAGE1), eq(GET_PERMISSIONS), anyInt())).thenReturn(packageInfo); |
| 153 | when(mPackageManager.getPackagesForUid(anyInt())).thenReturn(new String[] {MOCK_PACKAGE1}); |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 154 | return mPermissionMonitor.hasUseBackgroundNetworksPermission(uid); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 155 | } |
| 156 | |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 157 | private static PackageInfo packageInfoWithPermissions(String[] permissions, String partition) { |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 158 | int[] requestedPermissionsFlags = new int[permissions.length]; |
| 159 | for (int i = 0; i < permissions.length; i++) { |
| 160 | requestedPermissionsFlags[i] = REQUESTED_PERMISSION_GRANTED; |
| 161 | } |
| 162 | return packageInfoWithPermissions(permissions, partition, |
| 163 | requestedPermissionsFlags); |
| 164 | } |
| 165 | |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 166 | private static PackageInfo packageInfoWithPermissions(String[] permissions, String partition, |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 167 | int[] requestedPermissionsFlags) { |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 168 | final PackageInfo packageInfo = new PackageInfo(); |
| 169 | packageInfo.requestedPermissions = permissions; |
| 170 | packageInfo.applicationInfo = new ApplicationInfo(); |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 171 | packageInfo.requestedPermissionsFlags = requestedPermissionsFlags; |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 172 | int privateFlags = 0; |
| 173 | switch (partition) { |
| 174 | case PARTITION_OEM: |
| 175 | privateFlags = PRIVATE_FLAG_OEM; |
| 176 | break; |
| 177 | case PARTITION_PRODUCT: |
| 178 | privateFlags = PRIVATE_FLAG_PRODUCT; |
| 179 | break; |
| 180 | case PARTITION_VENDOR: |
| 181 | privateFlags = PRIVATE_FLAG_VENDOR; |
| 182 | break; |
| 183 | } |
| 184 | packageInfo.applicationInfo.privateFlags = privateFlags; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 185 | return packageInfo; |
| 186 | } |
| 187 | |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 188 | private static PackageInfo buildPackageInfo(boolean hasSystemPermission, int uid, int userId) { |
| 189 | final PackageInfo pkgInfo; |
| 190 | if (hasSystemPermission) { |
| 191 | pkgInfo = packageInfoWithPermissions(new String[] {CHANGE_NETWORK_STATE, NETWORK_STACK}, |
| 192 | PARTITION_SYSTEM); |
| 193 | } else { |
| 194 | pkgInfo = packageInfoWithPermissions(new String[] {}, ""); |
| 195 | } |
| 196 | pkgInfo.applicationInfo.uid = UserHandle.getUid(userId, UserHandle.getAppId(uid)); |
| 197 | return pkgInfo; |
| 198 | } |
| 199 | |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 200 | @Test |
| 201 | public void testHasPermission() { |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 202 | PackageInfo app = packageInfoWithPermissions(new String[] {}, PARTITION_SYSTEM); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 203 | assertFalse(mPermissionMonitor.hasPermission(app, CHANGE_NETWORK_STATE)); |
| 204 | assertFalse(mPermissionMonitor.hasPermission(app, NETWORK_STACK)); |
| 205 | assertFalse(mPermissionMonitor.hasPermission(app, CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
| 206 | assertFalse(mPermissionMonitor.hasPermission(app, CONNECTIVITY_INTERNAL)); |
| 207 | |
| 208 | app = packageInfoWithPermissions(new String[] { |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 209 | CHANGE_NETWORK_STATE, NETWORK_STACK |
| 210 | }, PARTITION_SYSTEM); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 211 | assertTrue(mPermissionMonitor.hasPermission(app, CHANGE_NETWORK_STATE)); |
| 212 | assertTrue(mPermissionMonitor.hasPermission(app, NETWORK_STACK)); |
| 213 | assertFalse(mPermissionMonitor.hasPermission(app, CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
| 214 | assertFalse(mPermissionMonitor.hasPermission(app, CONNECTIVITY_INTERNAL)); |
| 215 | |
| 216 | app = packageInfoWithPermissions(new String[] { |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 217 | CONNECTIVITY_USE_RESTRICTED_NETWORKS, CONNECTIVITY_INTERNAL |
| 218 | }, PARTITION_SYSTEM); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 219 | assertFalse(mPermissionMonitor.hasPermission(app, CHANGE_NETWORK_STATE)); |
| 220 | assertFalse(mPermissionMonitor.hasPermission(app, NETWORK_STACK)); |
| 221 | assertTrue(mPermissionMonitor.hasPermission(app, CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
| 222 | assertTrue(mPermissionMonitor.hasPermission(app, CONNECTIVITY_INTERNAL)); |
| 223 | } |
| 224 | |
| 225 | @Test |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 226 | public void testIsVendorApp() { |
| 227 | PackageInfo app = packageInfoWithPermissions(new String[] {}, PARTITION_SYSTEM); |
| 228 | assertFalse(mPermissionMonitor.isVendorApp(app.applicationInfo)); |
| 229 | app = packageInfoWithPermissions(new String[] {}, PARTITION_OEM); |
| 230 | assertTrue(mPermissionMonitor.isVendorApp(app.applicationInfo)); |
| 231 | app = packageInfoWithPermissions(new String[] {}, PARTITION_PRODUCT); |
| 232 | assertTrue(mPermissionMonitor.isVendorApp(app.applicationInfo)); |
| 233 | app = packageInfoWithPermissions(new String[] {}, PARTITION_VENDOR); |
| 234 | assertTrue(mPermissionMonitor.isVendorApp(app.applicationInfo)); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 235 | } |
| 236 | |
| 237 | @Test |
| 238 | public void testHasUseBackgroundNetworksPermission() throws Exception { |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 239 | assertFalse(hasBgPermission(PARTITION_SYSTEM, VERSION_P, MOCK_UID1)); |
| 240 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, MOCK_UID1, CHANGE_NETWORK_STATE)); |
| 241 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, MOCK_UID1, NETWORK_STACK)); |
| 242 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, MOCK_UID1, CONNECTIVITY_INTERNAL)); |
| 243 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, MOCK_UID1, |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 244 | CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 245 | assertFalse(hasBgPermission(PARTITION_SYSTEM, VERSION_P, MOCK_UID1, CHANGE_WIFI_STATE)); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 246 | |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 247 | assertFalse(hasBgPermission(PARTITION_SYSTEM, VERSION_Q, MOCK_UID1)); |
| 248 | assertFalse(hasBgPermission(PARTITION_SYSTEM, VERSION_Q, MOCK_UID1, CHANGE_WIFI_STATE)); |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 249 | } |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 250 | |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 251 | @Test |
| 252 | public void testHasUseBackgroundNetworksPermissionSystemUid() throws Exception { |
junyulai | 345155e | 2018-11-09 12:37:16 +0800 | [diff] [blame] | 253 | doReturn(VERSION_P).when(mPermissionMonitor).getDeviceFirstSdkInt(); |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 254 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, SYSTEM_UID)); |
| 255 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, SYSTEM_UID, CHANGE_WIFI_STATE)); |
| 256 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, SYSTEM_UID, |
| 257 | CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 258 | |
junyulai | 345155e | 2018-11-09 12:37:16 +0800 | [diff] [blame] | 259 | doReturn(VERSION_Q).when(mPermissionMonitor).getDeviceFirstSdkInt(); |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 260 | assertFalse(hasBgPermission(PARTITION_SYSTEM, VERSION_Q, SYSTEM_UID)); |
| 261 | assertFalse(hasBgPermission(PARTITION_SYSTEM, VERSION_Q, SYSTEM_UID, CHANGE_WIFI_STATE)); |
| 262 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_Q, SYSTEM_UID, |
| 263 | CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
| 264 | } |
| 265 | |
| 266 | @Test |
| 267 | public void testHasUseBackgroundNetworksPermissionVendorApp() throws Exception { |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 268 | assertTrue(hasBgPermission(PARTITION_VENDOR, VERSION_P, MOCK_UID1)); |
| 269 | assertTrue(hasBgPermission(PARTITION_VENDOR, VERSION_P, MOCK_UID1, CHANGE_NETWORK_STATE)); |
| 270 | assertTrue(hasBgPermission(PARTITION_VENDOR, VERSION_P, MOCK_UID1, NETWORK_STACK)); |
| 271 | assertTrue(hasBgPermission(PARTITION_VENDOR, VERSION_P, MOCK_UID1, CONNECTIVITY_INTERNAL)); |
| 272 | assertTrue(hasBgPermission(PARTITION_VENDOR, VERSION_P, MOCK_UID1, |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 273 | CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 274 | assertTrue(hasBgPermission(PARTITION_VENDOR, VERSION_P, MOCK_UID1, CHANGE_WIFI_STATE)); |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 275 | |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 276 | assertFalse(hasBgPermission(PARTITION_VENDOR, VERSION_Q, MOCK_UID1)); |
| 277 | assertFalse(hasBgPermission(PARTITION_VENDOR, VERSION_Q, MOCK_UID1, CHANGE_WIFI_STATE)); |
| 278 | } |
| 279 | |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 280 | private class NetdMonitor { |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 281 | private final HashMap<Integer, Boolean> mApps = new HashMap<>(); |
| 282 | |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 283 | NetdMonitor(INetd mockNetd) throws Exception { |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 284 | // Add hook to verify and track result of setPermission. |
| 285 | doAnswer((InvocationOnMock invocation) -> { |
| 286 | final Object[] args = invocation.getArguments(); |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 287 | final Boolean isSystem = args[0].equals(INetd.PERMISSION_SYSTEM); |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 288 | for (final int uid : (int[]) args[1]) { |
| 289 | // TODO: Currently, permission monitor will send duplicate commands for each uid |
| 290 | // corresponding to each user. Need to fix that and uncomment below test. |
| 291 | // if (mApps.containsKey(uid) && mApps.get(uid) == isSystem) { |
| 292 | // fail("uid " + uid + " is already set to " + isSystem); |
| 293 | // } |
| 294 | mApps.put(uid, isSystem); |
| 295 | } |
| 296 | return null; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 297 | }).when(mockNetd).networkSetPermissionForUser(anyInt(), any(int[].class)); |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 298 | |
| 299 | // Add hook to verify and track result of clearPermission. |
| 300 | doAnswer((InvocationOnMock invocation) -> { |
| 301 | final Object[] args = invocation.getArguments(); |
| 302 | for (final int uid : (int[]) args[0]) { |
| 303 | // TODO: Currently, permission monitor will send duplicate commands for each uid |
| 304 | // corresponding to each user. Need to fix that and uncomment below test. |
| 305 | // if (!mApps.containsKey(uid)) { |
| 306 | // fail("uid " + uid + " does not exist."); |
| 307 | // } |
| 308 | mApps.remove(uid); |
| 309 | } |
| 310 | return null; |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 311 | }).when(mockNetd).networkClearPermissionForUser(any(int[].class)); |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 312 | } |
| 313 | |
| 314 | public void expectPermission(Boolean permission, int[] users, int[] apps) { |
| 315 | for (final int user : users) { |
| 316 | for (final int app : apps) { |
| 317 | final int uid = UserHandle.getUid(user, app); |
| 318 | if (!mApps.containsKey(uid)) { |
| 319 | fail("uid " + uid + " does not exist."); |
| 320 | } |
| 321 | if (mApps.get(uid) != permission) { |
| 322 | fail("uid " + uid + " has wrong permission: " + permission); |
| 323 | } |
| 324 | } |
| 325 | } |
| 326 | } |
| 327 | |
| 328 | public void expectNoPermission(int[] users, int[] apps) { |
| 329 | for (final int user : users) { |
| 330 | for (final int app : apps) { |
| 331 | final int uid = UserHandle.getUid(user, app); |
| 332 | if (mApps.containsKey(uid)) { |
| 333 | fail("uid " + uid + " has listed permissions, expected none."); |
| 334 | } |
| 335 | } |
| 336 | } |
| 337 | } |
| 338 | } |
| 339 | |
| 340 | @Test |
| 341 | public void testUserAndPackageAddRemove() throws Exception { |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 342 | final NetdMonitor mNetdMonitor = new NetdMonitor(mNetdService); |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 343 | |
| 344 | // MOCK_UID1: MOCK_PACKAGE1 only has network permission. |
| 345 | // SYSTEM_UID: SYSTEM_PACKAGE1 has system permission. |
| 346 | // SYSTEM_UID: SYSTEM_PACKAGE2 only has network permission. |
| 347 | doReturn(SYSTEM).when(mPermissionMonitor).highestPermissionForUid(eq(SYSTEM), anyString()); |
| 348 | doReturn(SYSTEM).when(mPermissionMonitor).highestPermissionForUid(any(), |
| 349 | eq(SYSTEM_PACKAGE1)); |
| 350 | doReturn(NETWORK).when(mPermissionMonitor).highestPermissionForUid(any(), |
| 351 | eq(SYSTEM_PACKAGE2)); |
| 352 | doReturn(NETWORK).when(mPermissionMonitor).highestPermissionForUid(any(), |
| 353 | eq(MOCK_PACKAGE1)); |
| 354 | |
| 355 | // Add SYSTEM_PACKAGE2, expect only have network permission. |
| 356 | mPermissionMonitor.onUserAdded(MOCK_USER1); |
| 357 | addPackageForUsers(new int[]{MOCK_USER1}, SYSTEM_PACKAGE2, SYSTEM_UID); |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 358 | mNetdMonitor.expectPermission(NETWORK, new int[]{MOCK_USER1}, new int[]{SYSTEM_UID}); |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 359 | |
| 360 | // Add SYSTEM_PACKAGE1, expect permission escalate. |
| 361 | addPackageForUsers(new int[]{MOCK_USER1}, SYSTEM_PACKAGE1, SYSTEM_UID); |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 362 | mNetdMonitor.expectPermission(SYSTEM, new int[]{MOCK_USER1}, new int[]{SYSTEM_UID}); |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 363 | |
| 364 | mPermissionMonitor.onUserAdded(MOCK_USER2); |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 365 | mNetdMonitor.expectPermission(SYSTEM, new int[]{MOCK_USER1, MOCK_USER2}, |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 366 | new int[]{SYSTEM_UID}); |
| 367 | |
| 368 | addPackageForUsers(new int[]{MOCK_USER1, MOCK_USER2}, MOCK_PACKAGE1, MOCK_UID1); |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 369 | mNetdMonitor.expectPermission(SYSTEM, new int[]{MOCK_USER1, MOCK_USER2}, |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 370 | new int[]{SYSTEM_UID}); |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 371 | mNetdMonitor.expectPermission(NETWORK, new int[]{MOCK_USER1, MOCK_USER2}, |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 372 | new int[]{MOCK_UID1}); |
| 373 | |
| 374 | // Remove MOCK_UID1, expect no permission left for all user. |
| 375 | mPermissionMonitor.onPackageRemoved(MOCK_UID1); |
| 376 | removePackageForUsers(new int[]{MOCK_USER1, MOCK_USER2}, MOCK_UID1); |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 377 | mNetdMonitor.expectNoPermission(new int[]{MOCK_USER1, MOCK_USER2}, new int[]{MOCK_UID1}); |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 378 | |
| 379 | // Remove SYSTEM_PACKAGE1, expect permission downgrade. |
| 380 | when(mPackageManager.getPackagesForUid(anyInt())).thenReturn(new String[]{SYSTEM_PACKAGE2}); |
| 381 | removePackageForUsers(new int[]{MOCK_USER1, MOCK_USER2}, SYSTEM_UID); |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 382 | mNetdMonitor.expectPermission(NETWORK, new int[]{MOCK_USER1, MOCK_USER2}, |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 383 | new int[]{SYSTEM_UID}); |
| 384 | |
| 385 | mPermissionMonitor.onUserRemoved(MOCK_USER1); |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 386 | mNetdMonitor.expectPermission(NETWORK, new int[]{MOCK_USER2}, new int[]{SYSTEM_UID}); |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 387 | |
| 388 | // Remove all packages, expect no permission left. |
| 389 | when(mPackageManager.getPackagesForUid(anyInt())).thenReturn(new String[]{}); |
| 390 | removePackageForUsers(new int[]{MOCK_USER2}, SYSTEM_UID); |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 391 | mNetdMonitor.expectNoPermission(new int[]{MOCK_USER1, MOCK_USER2}, |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 392 | new int[]{SYSTEM_UID, MOCK_UID1}); |
| 393 | |
| 394 | // Remove last user, expect no redundant clearPermission is invoked. |
| 395 | mPermissionMonitor.onUserRemoved(MOCK_USER2); |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 396 | mNetdMonitor.expectNoPermission(new int[]{MOCK_USER1, MOCK_USER2}, |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 397 | new int[]{SYSTEM_UID, MOCK_UID1}); |
| 398 | } |
| 399 | |
Lorenzo Colitti | 4c9f954 | 2019-04-12 10:48:06 +0000 | [diff] [blame] | 400 | @Test |
| 401 | public void testUidFilteringDuringVpnConnectDisconnectAndUidUpdates() throws Exception { |
| 402 | when(mPackageManager.getInstalledPackages(eq(GET_PERMISSIONS | MATCH_ANY_USER))).thenReturn( |
| 403 | Arrays.asList(new PackageInfo[] { |
| 404 | buildPackageInfo(/* SYSTEM */ true, SYSTEM_UID1, MOCK_USER1), |
| 405 | buildPackageInfo(/* SYSTEM */ false, MOCK_UID1, MOCK_USER1), |
| 406 | buildPackageInfo(/* SYSTEM */ false, MOCK_UID2, MOCK_USER1), |
| 407 | buildPackageInfo(/* SYSTEM */ false, VPN_UID, MOCK_USER1) |
| 408 | })); |
| 409 | when(mPackageManager.getPackageInfo(eq(MOCK_PACKAGE1), eq(GET_PERMISSIONS))).thenReturn( |
| 410 | buildPackageInfo(false, MOCK_UID1, MOCK_USER1)); |
| 411 | mPermissionMonitor.startMonitoring(); |
| 412 | // Every app on user 0 except MOCK_UID2 are under VPN. |
| 413 | final Set<UidRange> vpnRange1 = new HashSet<>(Arrays.asList(new UidRange[] { |
| 414 | new UidRange(0, MOCK_UID2 - 1), |
| 415 | new UidRange(MOCK_UID2 + 1, UserHandle.PER_USER_RANGE - 1)})); |
| 416 | final Set<UidRange> vpnRange2 = Collections.singleton(new UidRange(MOCK_UID2, MOCK_UID2)); |
| 417 | |
| 418 | // When VPN is connected, expect a rule to be set up for user app MOCK_UID1 |
| 419 | mPermissionMonitor.onVpnUidRangesAdded("tun0", vpnRange1, VPN_UID); |
| 420 | verify(mNetdService).firewallAddUidInterfaceRules(eq("tun0"), |
| 421 | aryEq(new int[] {MOCK_UID1})); |
| 422 | |
| 423 | reset(mNetdService); |
| 424 | |
| 425 | // When MOCK_UID1 package is uninstalled and reinstalled, expect Netd to be updated |
| 426 | mPermissionMonitor.onPackageRemoved(UserHandle.getUid(MOCK_USER1, MOCK_UID1)); |
| 427 | verify(mNetdService).firewallRemoveUidInterfaceRules(aryEq(new int[] {MOCK_UID1})); |
| 428 | mPermissionMonitor.onPackageAdded(MOCK_PACKAGE1, UserHandle.getUid(MOCK_USER1, MOCK_UID1)); |
| 429 | verify(mNetdService).firewallAddUidInterfaceRules(eq("tun0"), |
| 430 | aryEq(new int[] {MOCK_UID1})); |
| 431 | |
| 432 | reset(mNetdService); |
| 433 | |
| 434 | // During VPN uid update (vpnRange1 -> vpnRange2), ConnectivityService first deletes the |
| 435 | // old UID rules then adds the new ones. Expect netd to be updated |
| 436 | mPermissionMonitor.onVpnUidRangesRemoved("tun0", vpnRange1, VPN_UID); |
| 437 | verify(mNetdService).firewallRemoveUidInterfaceRules(aryEq(new int[] {MOCK_UID1})); |
| 438 | mPermissionMonitor.onVpnUidRangesAdded("tun0", vpnRange2, VPN_UID); |
| 439 | verify(mNetdService).firewallAddUidInterfaceRules(eq("tun0"), |
| 440 | aryEq(new int[] {MOCK_UID2})); |
| 441 | |
| 442 | reset(mNetdService); |
| 443 | |
| 444 | // When VPN is disconnected, expect rules to be torn down |
| 445 | mPermissionMonitor.onVpnUidRangesRemoved("tun0", vpnRange2, VPN_UID); |
| 446 | verify(mNetdService).firewallRemoveUidInterfaceRules(aryEq(new int[] {MOCK_UID2})); |
| 447 | assertNull(mPermissionMonitor.getVpnUidRanges("tun0")); |
| 448 | } |
| 449 | |
| 450 | @Test |
| 451 | public void testUidFilteringDuringPackageInstallAndUninstall() throws Exception { |
| 452 | when(mPackageManager.getInstalledPackages(eq(GET_PERMISSIONS | MATCH_ANY_USER))).thenReturn( |
| 453 | Arrays.asList(new PackageInfo[] { |
| 454 | buildPackageInfo(true, SYSTEM_UID1, MOCK_USER1), |
| 455 | buildPackageInfo(false, VPN_UID, MOCK_USER1) |
| 456 | })); |
| 457 | when(mPackageManager.getPackageInfo(eq(MOCK_PACKAGE1), eq(GET_PERMISSIONS))).thenReturn( |
| 458 | buildPackageInfo(false, MOCK_UID1, MOCK_USER1)); |
| 459 | |
| 460 | mPermissionMonitor.startMonitoring(); |
| 461 | final Set<UidRange> vpnRange = Collections.singleton(UidRange.createForUser(MOCK_USER1)); |
| 462 | mPermissionMonitor.onVpnUidRangesAdded("tun0", vpnRange, VPN_UID); |
| 463 | |
| 464 | // Newly-installed package should have uid rules added |
| 465 | mPermissionMonitor.onPackageAdded(MOCK_PACKAGE1, UserHandle.getUid(MOCK_USER1, MOCK_UID1)); |
| 466 | verify(mNetdService).firewallAddUidInterfaceRules(eq("tun0"), |
| 467 | aryEq(new int[] {MOCK_UID1})); |
| 468 | |
| 469 | // Removed package should have its uid rules removed |
| 470 | mPermissionMonitor.onPackageRemoved(UserHandle.getUid(MOCK_USER1, MOCK_UID1)); |
| 471 | verify(mNetdService).firewallRemoveUidInterfaceRules(aryEq(new int[] {MOCK_UID1})); |
| 472 | } |
| 473 | |
| 474 | |
junyulai | 2454b69 | 2018-11-01 17:16:31 +0800 | [diff] [blame] | 475 | // Normal package add/remove operations will trigger multiple intent for uids corresponding to |
| 476 | // each user. To simulate generic package operations, the onPackageAdded/Removed will need to be |
| 477 | // called multiple times with the uid corresponding to each user. |
| 478 | private void addPackageForUsers(int[] users, String packageName, int uid) { |
| 479 | for (final int user : users) { |
| 480 | mPermissionMonitor.onPackageAdded(packageName, UserHandle.getUid(user, uid)); |
| 481 | } |
| 482 | } |
| 483 | |
| 484 | private void removePackageForUsers(int[] users, int uid) { |
| 485 | for (final int user : users) { |
| 486 | mPermissionMonitor.onPackageRemoved(UserHandle.getUid(user, uid)); |
| 487 | } |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 488 | } |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 489 | |
| 490 | private class NetdServiceMonitor { |
| 491 | private final HashMap<Integer, Integer> mPermissions = new HashMap<>(); |
| 492 | |
| 493 | NetdServiceMonitor(INetd mockNetdService) throws Exception { |
| 494 | // Add hook to verify and track result of setPermission. |
| 495 | doAnswer((InvocationOnMock invocation) -> { |
| 496 | final Object[] args = invocation.getArguments(); |
| 497 | final int permission = (int) args[0]; |
| 498 | for (final int uid : (int[]) args[1]) { |
| 499 | mPermissions.put(uid, permission); |
| 500 | } |
| 501 | return null; |
| 502 | }).when(mockNetdService).trafficSetNetPermForUids(anyInt(), any(int[].class)); |
| 503 | } |
| 504 | |
| 505 | public void expectPermission(int permission, int[] apps) { |
| 506 | for (final int app : apps) { |
| 507 | if (!mPermissions.containsKey(app)) { |
| 508 | fail("uid " + app + " does not exist."); |
| 509 | } |
| 510 | if (mPermissions.get(app) != permission) { |
| 511 | fail("uid " + app + " has wrong permission: " + mPermissions.get(app)); |
| 512 | } |
| 513 | } |
| 514 | } |
| 515 | } |
| 516 | |
| 517 | @Test |
| 518 | public void testPackagePermissionUpdate() throws Exception { |
| 519 | final NetdServiceMonitor mNetdServiceMonitor = new NetdServiceMonitor(mNetdService); |
| 520 | // MOCK_UID1: MOCK_PACKAGE1 only has internet permission. |
| 521 | // MOCK_UID2: MOCK_PACKAGE2 does not have any permission. |
| 522 | // SYSTEM_UID1: SYSTEM_PACKAGE1 has internet permission and update device stats permission. |
| 523 | // SYSTEM_UID2: SYSTEM_PACKAGE2 has only update device stats permission. |
| 524 | |
| 525 | SparseIntArray netdPermissionsAppIds = new SparseIntArray(); |
| 526 | netdPermissionsAppIds.put(MOCK_UID1, INetd.PERMISSION_INTERNET); |
| 527 | netdPermissionsAppIds.put(MOCK_UID2, INetd.NO_PERMISSIONS); |
| 528 | netdPermissionsAppIds.put(SYSTEM_UID1, INetd.PERMISSION_INTERNET |
| 529 | | INetd.PERMISSION_UPDATE_DEVICE_STATS); |
| 530 | netdPermissionsAppIds.put(SYSTEM_UID2, INetd.PERMISSION_UPDATE_DEVICE_STATS); |
| 531 | |
| 532 | // Send the permission information to netd, expect permission updated. |
| 533 | mPermissionMonitor.sendPackagePermissionsToNetd(netdPermissionsAppIds); |
| 534 | |
| 535 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET, |
| 536 | new int[]{MOCK_UID1}); |
| 537 | mNetdServiceMonitor.expectPermission(INetd.NO_PERMISSIONS, new int[]{MOCK_UID2}); |
| 538 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET |
| 539 | | INetd.PERMISSION_UPDATE_DEVICE_STATS, new int[]{SYSTEM_UID1}); |
| 540 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_UPDATE_DEVICE_STATS, |
| 541 | new int[]{SYSTEM_UID2}); |
| 542 | |
| 543 | // Update permission of MOCK_UID1, expect new permission show up. |
| 544 | mPermissionMonitor.sendPackagePermissionsForUid(MOCK_UID1, |
| 545 | INetd.PERMISSION_INTERNET | INetd.PERMISSION_UPDATE_DEVICE_STATS); |
| 546 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET |
| 547 | | INetd.PERMISSION_UPDATE_DEVICE_STATS, new int[]{MOCK_UID1}); |
| 548 | |
| 549 | // Change permissions of SYSTEM_UID2, expect new permission show up and old permission |
| 550 | // revoked. |
| 551 | mPermissionMonitor.sendPackagePermissionsForUid(SYSTEM_UID2, |
| 552 | INetd.PERMISSION_INTERNET); |
| 553 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET, new int[]{SYSTEM_UID2}); |
| 554 | |
| 555 | // Revoke permission from SYSTEM_UID1, expect no permission stored. |
| 556 | mPermissionMonitor.sendPackagePermissionsForUid(SYSTEM_UID1, INetd.NO_PERMISSIONS); |
| 557 | mNetdServiceMonitor.expectPermission(INetd.NO_PERMISSIONS, new int[]{SYSTEM_UID1}); |
| 558 | } |
| 559 | |
| 560 | private PackageInfo addPackage(String packageName, int uid, String[] permissions) |
| 561 | throws Exception { |
| 562 | PackageInfo packageInfo = packageInfoWithPermissions(permissions, PARTITION_SYSTEM); |
| 563 | when(mPackageManager.getPackageInfo(eq(packageName), anyInt())).thenReturn(packageInfo); |
| 564 | when(mPackageManager.getPackagesForUid(eq(uid))).thenReturn(new String[]{packageName}); |
| 565 | mObserver.onPackageAdded(packageName, uid); |
| 566 | return packageInfo; |
| 567 | } |
| 568 | |
| 569 | @Test |
| 570 | public void testPackageInstall() throws Exception { |
| 571 | final NetdServiceMonitor mNetdServiceMonitor = new NetdServiceMonitor(mNetdService); |
| 572 | |
| 573 | addPackage(MOCK_PACKAGE1, MOCK_UID1, new String[] {INTERNET, UPDATE_DEVICE_STATS}); |
| 574 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET |
| 575 | | INetd.PERMISSION_UPDATE_DEVICE_STATS, new int[]{MOCK_UID1}); |
| 576 | |
| 577 | addPackage(MOCK_PACKAGE2, MOCK_UID2, new String[] {INTERNET}); |
| 578 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET, new int[]{MOCK_UID2}); |
| 579 | } |
| 580 | |
| 581 | @Test |
| 582 | public void testPackageInstallSharedUid() throws Exception { |
| 583 | final NetdServiceMonitor mNetdServiceMonitor = new NetdServiceMonitor(mNetdService); |
| 584 | |
| 585 | PackageInfo packageInfo1 = addPackage(MOCK_PACKAGE1, MOCK_UID1, |
| 586 | new String[] {INTERNET, UPDATE_DEVICE_STATS}); |
| 587 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET |
| 588 | | INetd.PERMISSION_UPDATE_DEVICE_STATS, new int[]{MOCK_UID1}); |
| 589 | |
| 590 | // Install another package with the same uid and no permissions should not cause the UID to |
| 591 | // lose permissions. |
| 592 | PackageInfo packageInfo2 = packageInfoWithPermissions(new String[]{}, PARTITION_SYSTEM); |
| 593 | when(mPackageManager.getPackageInfo(eq(MOCK_PACKAGE2), anyInt())).thenReturn(packageInfo2); |
| 594 | when(mPackageManager.getPackagesForUid(MOCK_UID1)) |
| 595 | .thenReturn(new String[]{MOCK_PACKAGE1, MOCK_PACKAGE2}); |
| 596 | mObserver.onPackageAdded(MOCK_PACKAGE2, MOCK_UID1); |
| 597 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET |
| 598 | | INetd.PERMISSION_UPDATE_DEVICE_STATS, new int[]{MOCK_UID1}); |
| 599 | } |
| 600 | |
| 601 | @Test |
| 602 | public void testPackageUninstallBasic() throws Exception { |
| 603 | final NetdServiceMonitor mNetdServiceMonitor = new NetdServiceMonitor(mNetdService); |
| 604 | |
| 605 | addPackage(MOCK_PACKAGE1, MOCK_UID1, new String[] {INTERNET, UPDATE_DEVICE_STATS}); |
| 606 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET |
| 607 | | INetd.PERMISSION_UPDATE_DEVICE_STATS, new int[]{MOCK_UID1}); |
| 608 | |
| 609 | when(mPackageManager.getPackagesForUid(MOCK_UID1)).thenReturn(new String[]{}); |
| 610 | mObserver.onPackageRemoved(MOCK_PACKAGE1, MOCK_UID1); |
Chenbo Feng | a6817cd | 2019-03-25 18:13:34 -0700 | [diff] [blame] | 611 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_UNINSTALLED, new int[]{MOCK_UID1}); |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 612 | } |
| 613 | |
| 614 | @Test |
| 615 | public void testPackageUpdate() throws Exception { |
| 616 | final NetdServiceMonitor mNetdServiceMonitor = new NetdServiceMonitor(mNetdService); |
| 617 | |
| 618 | addPackage(MOCK_PACKAGE1, MOCK_UID1, new String[] {INTERNET, UPDATE_DEVICE_STATS}); |
| 619 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET |
| 620 | | INetd.PERMISSION_UPDATE_DEVICE_STATS, new int[]{MOCK_UID1}); |
| 621 | |
| 622 | // Remove and install the same package to simulate the update action |
| 623 | when(mPackageManager.getPackagesForUid(MOCK_UID1)).thenReturn(new String[]{}); |
| 624 | mObserver.onPackageRemoved(MOCK_PACKAGE1, MOCK_UID1); |
Chenbo Feng | a6817cd | 2019-03-25 18:13:34 -0700 | [diff] [blame] | 625 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_UNINSTALLED, new int[]{MOCK_UID1}); |
Chenbo Feng | 436fe58 | 2019-02-25 22:55:58 -0800 | [diff] [blame] | 626 | |
| 627 | addPackage(MOCK_PACKAGE1, MOCK_UID1, new String[] {INTERNET}); |
| 628 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET, new int[]{MOCK_UID1}); |
| 629 | } |
| 630 | |
| 631 | @Test |
| 632 | public void testPackageUninstallWithMultiplePackages() throws Exception { |
| 633 | final NetdServiceMonitor mNetdServiceMonitor = new NetdServiceMonitor(mNetdService); |
| 634 | |
| 635 | addPackage(MOCK_PACKAGE1, MOCK_UID1, new String[] {INTERNET, UPDATE_DEVICE_STATS}); |
| 636 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET |
| 637 | | INetd.PERMISSION_UPDATE_DEVICE_STATS, new int[]{MOCK_UID1}); |
| 638 | |
| 639 | // Mock another package with the same uid but different permissions. |
| 640 | PackageInfo packageInfo2 = packageInfoWithPermissions(new String[] {INTERNET}, |
| 641 | PARTITION_SYSTEM); |
| 642 | when(mPackageManager.getPackageInfo(eq(MOCK_PACKAGE2), anyInt())).thenReturn(packageInfo2); |
| 643 | when(mPackageManager.getPackagesForUid(MOCK_UID1)).thenReturn(new String[]{ |
| 644 | MOCK_PACKAGE2}); |
| 645 | |
| 646 | mObserver.onPackageRemoved(MOCK_PACKAGE1, MOCK_UID1); |
| 647 | mNetdServiceMonitor.expectPermission(INetd.PERMISSION_INTERNET, new int[]{MOCK_UID1}); |
| 648 | } |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 649 | } |