Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 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; |
| 18 | |
| 19 | import static android.net.ConnectivityManager.CONNECTIVITY_ACTION_IMMEDIATE; |
| 20 | import static android.net.ConnectivityManager.TYPE_MOBILE; |
| 21 | import static android.net.ConnectivityManager.TYPE_WIFI; |
| 22 | import static android.net.ConnectivityManager.getNetworkTypeName; |
| 23 | import static android.net.NetworkStateTracker.EVENT_STATE_CHANGED; |
Jeff Sharkey | 3671b1e | 2013-01-31 17:22:26 -0800 | [diff] [blame] | 24 | import static org.mockito.Matchers.anyInt; |
| 25 | import static org.mockito.Matchers.eq; |
| 26 | import static org.mockito.Matchers.isA; |
| 27 | import static org.mockito.Mockito.doNothing; |
| 28 | import static org.mockito.Mockito.doReturn; |
| 29 | import static org.mockito.Mockito.doThrow; |
| 30 | import static org.mockito.Mockito.mock; |
| 31 | import static org.mockito.Mockito.reset; |
| 32 | import static org.mockito.Mockito.verify; |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 33 | |
| 34 | import android.content.Context; |
| 35 | import android.net.INetworkPolicyManager; |
| 36 | import android.net.INetworkStatsService; |
| 37 | import android.net.LinkProperties; |
| 38 | import android.net.NetworkConfig; |
| 39 | import android.net.NetworkInfo; |
| 40 | import android.net.NetworkInfo.DetailedState; |
| 41 | import android.net.NetworkStateTracker; |
| 42 | import android.net.RouteInfo; |
| 43 | import android.os.Handler; |
| 44 | import android.os.INetworkManagementService; |
| 45 | import android.test.AndroidTestCase; |
| 46 | import android.test.suitebuilder.annotation.LargeTest; |
| 47 | import android.util.Log; |
| 48 | import android.util.LogPrinter; |
| 49 | |
Jeff Sharkey | 3671b1e | 2013-01-31 17:22:26 -0800 | [diff] [blame] | 50 | import org.mockito.ArgumentCaptor; |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 51 | |
| 52 | import java.net.InetAddress; |
| 53 | import java.util.concurrent.Future; |
| 54 | |
| 55 | /** |
| 56 | * Tests for {@link ConnectivityService}. |
| 57 | */ |
| 58 | @LargeTest |
| 59 | public class ConnectivityServiceTest extends AndroidTestCase { |
| 60 | private static final String TAG = "ConnectivityServiceTest"; |
| 61 | |
| 62 | private static final String MOBILE_IFACE = "rmnet3"; |
| 63 | private static final String WIFI_IFACE = "wlan6"; |
| 64 | |
Lorenzo Colitti | e167135 | 2013-03-08 12:30:44 -0800 | [diff] [blame] | 65 | private static final RouteInfo MOBILE_ROUTE_V4 = RouteInfo.makeHostRoute(parse("10.0.0.33"), |
| 66 | MOBILE_IFACE); |
| 67 | private static final RouteInfo MOBILE_ROUTE_V6 = RouteInfo.makeHostRoute(parse("fd00::33"), |
| 68 | MOBILE_IFACE); |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 69 | |
Lorenzo Colitti | e167135 | 2013-03-08 12:30:44 -0800 | [diff] [blame] | 70 | private static final RouteInfo WIFI_ROUTE_V4 = RouteInfo.makeHostRoute(parse("192.168.0.66"), |
| 71 | parse("192.168.0.1"), |
| 72 | WIFI_IFACE); |
| 73 | private static final RouteInfo WIFI_ROUTE_V6 = RouteInfo.makeHostRoute(parse("fd00::66"), |
| 74 | parse("fd00::"), |
| 75 | WIFI_IFACE); |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 76 | |
| 77 | private INetworkManagementService mNetManager; |
| 78 | private INetworkStatsService mStatsService; |
| 79 | private INetworkPolicyManager mPolicyService; |
| 80 | private ConnectivityService.NetworkFactory mNetFactory; |
| 81 | |
| 82 | private BroadcastInterceptingContext mServiceContext; |
| 83 | private ConnectivityService mService; |
| 84 | |
| 85 | private MockNetwork mMobile; |
| 86 | private MockNetwork mWifi; |
| 87 | |
| 88 | private Handler mTrackerHandler; |
| 89 | |
| 90 | private static class MockNetwork { |
| 91 | public NetworkStateTracker tracker; |
| 92 | public NetworkInfo info; |
| 93 | public LinkProperties link; |
| 94 | |
| 95 | public MockNetwork(int type) { |
| 96 | tracker = mock(NetworkStateTracker.class); |
| 97 | info = new NetworkInfo(type, -1, getNetworkTypeName(type), null); |
| 98 | link = new LinkProperties(); |
| 99 | } |
| 100 | |
| 101 | public void doReturnDefaults() { |
| 102 | // TODO: eventually CS should make defensive copies |
| 103 | doReturn(new NetworkInfo(info)).when(tracker).getNetworkInfo(); |
| 104 | doReturn(new LinkProperties(link)).when(tracker).getLinkProperties(); |
| 105 | |
| 106 | // fallback to default TCP buffers |
| 107 | doReturn("").when(tracker).getTcpBufferSizesPropName(); |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | @Override |
| 112 | public void setUp() throws Exception { |
| 113 | super.setUp(); |
| 114 | |
| 115 | mServiceContext = new BroadcastInterceptingContext(getContext()); |
| 116 | |
| 117 | mNetManager = mock(INetworkManagementService.class); |
| 118 | mStatsService = mock(INetworkStatsService.class); |
| 119 | mPolicyService = mock(INetworkPolicyManager.class); |
| 120 | mNetFactory = mock(ConnectivityService.NetworkFactory.class); |
| 121 | |
| 122 | mMobile = new MockNetwork(TYPE_MOBILE); |
| 123 | mWifi = new MockNetwork(TYPE_WIFI); |
| 124 | |
| 125 | // omit most network trackers |
| 126 | doThrow(new IllegalArgumentException("Not supported in test environment")) |
| 127 | .when(mNetFactory).createTracker(anyInt(), isA(NetworkConfig.class)); |
| 128 | |
| 129 | doReturn(mMobile.tracker) |
| 130 | .when(mNetFactory).createTracker(eq(TYPE_MOBILE), isA(NetworkConfig.class)); |
| 131 | doReturn(mWifi.tracker) |
| 132 | .when(mNetFactory).createTracker(eq(TYPE_WIFI), isA(NetworkConfig.class)); |
| 133 | |
Jeff Sharkey | 3671b1e | 2013-01-31 17:22:26 -0800 | [diff] [blame] | 134 | final ArgumentCaptor<Handler> trackerHandler = ArgumentCaptor.forClass(Handler.class); |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 135 | doNothing().when(mMobile.tracker) |
| 136 | .startMonitoring(isA(Context.class), trackerHandler.capture()); |
| 137 | |
| 138 | mService = new ConnectivityService( |
| 139 | mServiceContext, mNetManager, mStatsService, mPolicyService, mNetFactory); |
| 140 | mService.systemReady(); |
| 141 | |
| 142 | mTrackerHandler = trackerHandler.getValue(); |
| 143 | mTrackerHandler.getLooper().setMessageLogging(new LogPrinter(Log.INFO, TAG)); |
| 144 | } |
| 145 | |
| 146 | @Override |
| 147 | public void tearDown() throws Exception { |
| 148 | super.tearDown(); |
| 149 | } |
| 150 | |
| 151 | public void testMobileConnectedAddedRoutes() throws Exception { |
| 152 | Future<?> nextConnBroadcast; |
| 153 | |
| 154 | // bring up mobile network |
| 155 | mMobile.info.setDetailedState(DetailedState.CONNECTED, null, null); |
| 156 | mMobile.link.setInterfaceName(MOBILE_IFACE); |
| 157 | mMobile.link.addRoute(MOBILE_ROUTE_V4); |
| 158 | mMobile.link.addRoute(MOBILE_ROUTE_V6); |
| 159 | mMobile.doReturnDefaults(); |
| 160 | |
| 161 | nextConnBroadcast = mServiceContext.nextBroadcastIntent(CONNECTIVITY_ACTION_IMMEDIATE); |
| 162 | mTrackerHandler.obtainMessage(EVENT_STATE_CHANGED, mMobile.info).sendToTarget(); |
| 163 | nextConnBroadcast.get(); |
| 164 | |
| 165 | // verify that both routes were added and DNS was flushed |
| 166 | verify(mNetManager).addRoute(eq(MOBILE_IFACE), eq(MOBILE_ROUTE_V4)); |
| 167 | verify(mNetManager).addRoute(eq(MOBILE_IFACE), eq(MOBILE_ROUTE_V6)); |
Paul Jensen | a7b9796 | 2014-04-15 15:48:48 -0400 | [diff] [blame^] | 168 | verify(mNetManager).flushNetworkDnsCache(mMobile.tracker.getNetwork().netId); |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 169 | |
| 170 | } |
| 171 | |
| 172 | public void testMobileWifiHandoff() throws Exception { |
| 173 | Future<?> nextConnBroadcast; |
| 174 | |
| 175 | // bring up mobile network |
| 176 | mMobile.info.setDetailedState(DetailedState.CONNECTED, null, null); |
| 177 | mMobile.link.setInterfaceName(MOBILE_IFACE); |
| 178 | mMobile.link.addRoute(MOBILE_ROUTE_V4); |
| 179 | mMobile.link.addRoute(MOBILE_ROUTE_V6); |
| 180 | mMobile.doReturnDefaults(); |
| 181 | |
| 182 | nextConnBroadcast = mServiceContext.nextBroadcastIntent(CONNECTIVITY_ACTION_IMMEDIATE); |
| 183 | mTrackerHandler.obtainMessage(EVENT_STATE_CHANGED, mMobile.info).sendToTarget(); |
| 184 | nextConnBroadcast.get(); |
| 185 | |
| 186 | reset(mNetManager); |
| 187 | |
| 188 | // now bring up wifi network |
| 189 | mWifi.info.setDetailedState(DetailedState.CONNECTED, null, null); |
| 190 | mWifi.link.setInterfaceName(WIFI_IFACE); |
| 191 | mWifi.link.addRoute(WIFI_ROUTE_V4); |
| 192 | mWifi.link.addRoute(WIFI_ROUTE_V6); |
| 193 | mWifi.doReturnDefaults(); |
| 194 | |
| 195 | // expect that mobile will be torn down |
| 196 | doReturn(true).when(mMobile.tracker).teardown(); |
| 197 | |
| 198 | nextConnBroadcast = mServiceContext.nextBroadcastIntent(CONNECTIVITY_ACTION_IMMEDIATE); |
| 199 | mTrackerHandler.obtainMessage(EVENT_STATE_CHANGED, mWifi.info).sendToTarget(); |
| 200 | nextConnBroadcast.get(); |
| 201 | |
| 202 | // verify that wifi routes added, and teardown requested |
| 203 | verify(mNetManager).addRoute(eq(WIFI_IFACE), eq(WIFI_ROUTE_V4)); |
| 204 | verify(mNetManager).addRoute(eq(WIFI_IFACE), eq(WIFI_ROUTE_V6)); |
Paul Jensen | a7b9796 | 2014-04-15 15:48:48 -0400 | [diff] [blame^] | 205 | verify(mNetManager).flushNetworkDnsCache(mWifi.tracker.getNetwork().netId); |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 206 | verify(mMobile.tracker).teardown(); |
| 207 | |
| 208 | reset(mNetManager, mMobile.tracker); |
| 209 | |
| 210 | // tear down mobile network, as requested |
| 211 | mMobile.info.setDetailedState(DetailedState.DISCONNECTED, null, null); |
| 212 | mMobile.link.clear(); |
| 213 | mMobile.doReturnDefaults(); |
| 214 | |
| 215 | nextConnBroadcast = mServiceContext.nextBroadcastIntent(CONNECTIVITY_ACTION_IMMEDIATE); |
| 216 | mTrackerHandler.obtainMessage(EVENT_STATE_CHANGED, mMobile.info).sendToTarget(); |
| 217 | nextConnBroadcast.get(); |
| 218 | |
| 219 | verify(mNetManager).removeRoute(eq(MOBILE_IFACE), eq(MOBILE_ROUTE_V4)); |
| 220 | verify(mNetManager).removeRoute(eq(MOBILE_IFACE), eq(MOBILE_ROUTE_V6)); |
| 221 | |
| 222 | } |
| 223 | |
| 224 | private static InetAddress parse(String addr) { |
| 225 | return InetAddress.parseNumericAddress(addr); |
| 226 | } |
| 227 | } |