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; |
| 23 | import static android.Manifest.permission.NETWORK_STACK; |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 24 | import static android.content.pm.ApplicationInfo.PRIVATE_FLAG_OEM; |
| 25 | import static android.content.pm.ApplicationInfo.PRIVATE_FLAG_PRODUCT; |
| 26 | import static android.content.pm.ApplicationInfo.PRIVATE_FLAG_VENDOR; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 27 | import static android.content.pm.PackageManager.GET_PERMISSIONS; |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 28 | import static android.os.Process.SYSTEM_UID; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 29 | |
| 30 | import static org.junit.Assert.assertFalse; |
| 31 | import static org.junit.Assert.assertTrue; |
Chalard Jean | 577164b | 2018-04-02 16:16:46 +0900 | [diff] [blame] | 32 | import static org.mockito.Mockito.anyInt; |
junyulai | 345155e | 2018-11-09 12:37:16 +0800 | [diff] [blame] | 33 | import static org.mockito.Mockito.doReturn; |
Chalard Jean | 577164b | 2018-04-02 16:16:46 +0900 | [diff] [blame] | 34 | import static org.mockito.Mockito.eq; |
junyulai | 345155e | 2018-11-09 12:37:16 +0800 | [diff] [blame] | 35 | import static org.mockito.Mockito.spy; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 36 | import static org.mockito.Mockito.when; |
| 37 | |
| 38 | import android.content.Context; |
| 39 | import android.content.pm.ApplicationInfo; |
| 40 | import android.content.pm.PackageInfo; |
| 41 | import android.content.pm.PackageManager; |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 42 | import android.os.Build; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 43 | import android.support.test.filters.SmallTest; |
| 44 | import android.support.test.runner.AndroidJUnit4; |
| 45 | |
| 46 | import org.junit.Before; |
| 47 | import org.junit.Test; |
| 48 | import org.junit.runner.RunWith; |
| 49 | import org.mockito.Mock; |
| 50 | import org.mockito.MockitoAnnotations; |
| 51 | |
| 52 | @RunWith(AndroidJUnit4.class) |
| 53 | @SmallTest |
| 54 | public class PermissionMonitorTest { |
| 55 | private static final int MOCK_UID = 10001; |
| 56 | private static final String[] MOCK_PACKAGE_NAMES = new String[] { "com.foo.bar" }; |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 57 | private static final String PARTITION_SYSTEM = "system"; |
| 58 | private static final String PARTITION_OEM = "oem"; |
| 59 | private static final String PARTITION_PRODUCT = "product"; |
| 60 | private static final String PARTITION_VENDOR = "vendor"; |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 61 | private static final int VERSION_P = Build.VERSION_CODES.P; |
| 62 | private static final int VERSION_Q = Build.VERSION_CODES.Q; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 63 | |
| 64 | @Mock private Context mContext; |
| 65 | @Mock private PackageManager mPackageManager; |
| 66 | |
| 67 | private PermissionMonitor mPermissionMonitor; |
| 68 | |
| 69 | @Before |
| 70 | public void setUp() throws Exception { |
| 71 | MockitoAnnotations.initMocks(this); |
| 72 | when(mContext.getPackageManager()).thenReturn(mPackageManager); |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 73 | when(mPackageManager.getPackagesForUid(anyInt())).thenReturn(MOCK_PACKAGE_NAMES); |
junyulai | 345155e | 2018-11-09 12:37:16 +0800 | [diff] [blame] | 74 | mPermissionMonitor = spy(new PermissionMonitor(mContext, null)); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 75 | } |
| 76 | |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 77 | private boolean hasBgPermission(String partition, int targetSdkVersion, int uid, |
| 78 | String... permission) throws Exception { |
| 79 | final PackageInfo packageInfo = packageInfoWithPermissions(permission, partition); |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 80 | packageInfo.applicationInfo.targetSdkVersion = targetSdkVersion; |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 81 | packageInfo.applicationInfo.uid = uid; |
Chalard Jean | 577164b | 2018-04-02 16:16:46 +0900 | [diff] [blame] | 82 | when(mPackageManager.getPackageInfoAsUser( |
| 83 | eq(MOCK_PACKAGE_NAMES[0]), eq(GET_PERMISSIONS), anyInt())).thenReturn(packageInfo); |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 84 | return mPermissionMonitor.hasUseBackgroundNetworksPermission(uid); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 85 | } |
| 86 | |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 87 | private PackageInfo packageInfoWithPermissions(String[] permissions, String partition) { |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 88 | final PackageInfo packageInfo = new PackageInfo(); |
| 89 | packageInfo.requestedPermissions = permissions; |
| 90 | packageInfo.applicationInfo = new ApplicationInfo(); |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 91 | int privateFlags = 0; |
| 92 | switch (partition) { |
| 93 | case PARTITION_OEM: |
| 94 | privateFlags = PRIVATE_FLAG_OEM; |
| 95 | break; |
| 96 | case PARTITION_PRODUCT: |
| 97 | privateFlags = PRIVATE_FLAG_PRODUCT; |
| 98 | break; |
| 99 | case PARTITION_VENDOR: |
| 100 | privateFlags = PRIVATE_FLAG_VENDOR; |
| 101 | break; |
| 102 | } |
| 103 | packageInfo.applicationInfo.privateFlags = privateFlags; |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 104 | return packageInfo; |
| 105 | } |
| 106 | |
| 107 | @Test |
| 108 | public void testHasPermission() { |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 109 | PackageInfo app = packageInfoWithPermissions(new String[] {}, PARTITION_SYSTEM); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 110 | assertFalse(mPermissionMonitor.hasPermission(app, CHANGE_NETWORK_STATE)); |
| 111 | assertFalse(mPermissionMonitor.hasPermission(app, NETWORK_STACK)); |
| 112 | assertFalse(mPermissionMonitor.hasPermission(app, CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
| 113 | assertFalse(mPermissionMonitor.hasPermission(app, CONNECTIVITY_INTERNAL)); |
| 114 | |
| 115 | app = packageInfoWithPermissions(new String[] { |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 116 | CHANGE_NETWORK_STATE, NETWORK_STACK |
| 117 | }, PARTITION_SYSTEM); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 118 | assertTrue(mPermissionMonitor.hasPermission(app, CHANGE_NETWORK_STATE)); |
| 119 | assertTrue(mPermissionMonitor.hasPermission(app, NETWORK_STACK)); |
| 120 | assertFalse(mPermissionMonitor.hasPermission(app, CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
| 121 | assertFalse(mPermissionMonitor.hasPermission(app, CONNECTIVITY_INTERNAL)); |
| 122 | |
| 123 | app = packageInfoWithPermissions(new String[] { |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 124 | CONNECTIVITY_USE_RESTRICTED_NETWORKS, CONNECTIVITY_INTERNAL |
| 125 | }, PARTITION_SYSTEM); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 126 | assertFalse(mPermissionMonitor.hasPermission(app, CHANGE_NETWORK_STATE)); |
| 127 | assertFalse(mPermissionMonitor.hasPermission(app, NETWORK_STACK)); |
| 128 | assertTrue(mPermissionMonitor.hasPermission(app, CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
| 129 | assertTrue(mPermissionMonitor.hasPermission(app, CONNECTIVITY_INTERNAL)); |
| 130 | } |
| 131 | |
| 132 | @Test |
paulhu | b673380 | 2018-08-20 11:01:21 +0800 | [diff] [blame] | 133 | public void testIsVendorApp() { |
| 134 | PackageInfo app = packageInfoWithPermissions(new String[] {}, PARTITION_SYSTEM); |
| 135 | assertFalse(mPermissionMonitor.isVendorApp(app.applicationInfo)); |
| 136 | app = packageInfoWithPermissions(new String[] {}, PARTITION_OEM); |
| 137 | assertTrue(mPermissionMonitor.isVendorApp(app.applicationInfo)); |
| 138 | app = packageInfoWithPermissions(new String[] {}, PARTITION_PRODUCT); |
| 139 | assertTrue(mPermissionMonitor.isVendorApp(app.applicationInfo)); |
| 140 | app = packageInfoWithPermissions(new String[] {}, PARTITION_VENDOR); |
| 141 | assertTrue(mPermissionMonitor.isVendorApp(app.applicationInfo)); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 142 | } |
| 143 | |
| 144 | @Test |
| 145 | public void testHasUseBackgroundNetworksPermission() throws Exception { |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 146 | assertFalse(hasBgPermission(PARTITION_SYSTEM, VERSION_P, MOCK_UID)); |
| 147 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, MOCK_UID, CHANGE_NETWORK_STATE)); |
| 148 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, MOCK_UID, NETWORK_STACK)); |
| 149 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, MOCK_UID, CONNECTIVITY_INTERNAL)); |
| 150 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, MOCK_UID, |
| 151 | CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
| 152 | assertFalse(hasBgPermission(PARTITION_SYSTEM, VERSION_P, MOCK_UID, CHANGE_WIFI_STATE)); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 153 | |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 154 | assertFalse(hasBgPermission(PARTITION_SYSTEM, VERSION_Q, MOCK_UID)); |
| 155 | assertFalse(hasBgPermission(PARTITION_SYSTEM, VERSION_Q, MOCK_UID, CHANGE_WIFI_STATE)); |
| 156 | } |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 157 | |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 158 | @Test |
| 159 | public void testHasUseBackgroundNetworksPermissionSystemUid() throws Exception { |
junyulai | 345155e | 2018-11-09 12:37:16 +0800 | [diff] [blame] | 160 | doReturn(VERSION_P).when(mPermissionMonitor).getDeviceFirstSdkInt(); |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 161 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, SYSTEM_UID)); |
| 162 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, SYSTEM_UID, CHANGE_WIFI_STATE)); |
| 163 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_P, SYSTEM_UID, |
| 164 | CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 165 | |
junyulai | 345155e | 2018-11-09 12:37:16 +0800 | [diff] [blame] | 166 | doReturn(VERSION_Q).when(mPermissionMonitor).getDeviceFirstSdkInt(); |
paulhu | 3b0f5ea | 2018-11-01 10:38:11 +0800 | [diff] [blame] | 167 | assertFalse(hasBgPermission(PARTITION_SYSTEM, VERSION_Q, SYSTEM_UID)); |
| 168 | assertFalse(hasBgPermission(PARTITION_SYSTEM, VERSION_Q, SYSTEM_UID, CHANGE_WIFI_STATE)); |
| 169 | assertTrue(hasBgPermission(PARTITION_SYSTEM, VERSION_Q, SYSTEM_UID, |
| 170 | CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
| 171 | } |
| 172 | |
| 173 | @Test |
| 174 | public void testHasUseBackgroundNetworksPermissionVendorApp() throws Exception { |
| 175 | assertTrue(hasBgPermission(PARTITION_VENDOR, VERSION_P, MOCK_UID)); |
| 176 | assertTrue(hasBgPermission(PARTITION_VENDOR, VERSION_P, MOCK_UID, CHANGE_NETWORK_STATE)); |
| 177 | assertTrue(hasBgPermission(PARTITION_VENDOR, VERSION_P, MOCK_UID, NETWORK_STACK)); |
| 178 | assertTrue(hasBgPermission(PARTITION_VENDOR, VERSION_P, MOCK_UID, CONNECTIVITY_INTERNAL)); |
| 179 | assertTrue(hasBgPermission(PARTITION_VENDOR, VERSION_P, MOCK_UID, |
| 180 | CONNECTIVITY_USE_RESTRICTED_NETWORKS)); |
| 181 | assertTrue(hasBgPermission(PARTITION_VENDOR, VERSION_P, MOCK_UID, CHANGE_WIFI_STATE)); |
| 182 | |
| 183 | assertFalse(hasBgPermission(PARTITION_VENDOR, VERSION_Q, MOCK_UID)); |
| 184 | assertFalse(hasBgPermission(PARTITION_VENDOR, VERSION_Q, MOCK_UID, CHANGE_WIFI_STATE)); |
Chalard Jean | 26aa91a | 2018-03-20 19:13:57 +0900 | [diff] [blame] | 185 | } |
| 186 | } |