The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 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 | |
Jaikumar Ganesh | 15c7439 | 2010-12-21 22:31:44 -0800 | [diff] [blame] | 19 | import android.bluetooth.BluetoothTetheringDataTracker; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 20 | import android.content.ContentResolver; |
| 21 | import android.content.Context; |
| 22 | import android.content.Intent; |
| 23 | import android.content.pm.PackageManager; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 24 | import android.database.ContentObserver; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 25 | import android.net.ConnectivityManager; |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 26 | import android.net.DummyDataStateTracker; |
Benoit Goby | 08c39c6 | 2010-12-22 14:29:40 -0800 | [diff] [blame] | 27 | import android.net.EthernetDataTracker; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 28 | import android.net.IConnectivityManager; |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 29 | import android.net.LinkAddress; |
Jaikumar Ganesh | 15c7439 | 2010-12-21 22:31:44 -0800 | [diff] [blame] | 30 | import android.net.LinkProperties; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 31 | import android.net.MobileDataStateTracker; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 32 | import android.net.NetworkConfig; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 33 | import android.net.NetworkInfo; |
| 34 | import android.net.NetworkStateTracker; |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 35 | import android.net.NetworkUtils; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 36 | import android.net.Proxy; |
| 37 | import android.net.ProxyProperties; |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 38 | import android.net.RouteInfo; |
Hung-ying Tyan | 6b818de | 2011-01-19 16:48:38 +0800 | [diff] [blame] | 39 | import android.net.vpn.VpnManager; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 40 | import android.net.wifi.WifiStateTracker; |
| 41 | import android.os.Binder; |
| 42 | import android.os.Handler; |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 43 | import android.os.HandlerThread; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 44 | import android.os.IBinder; |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 45 | import android.os.INetworkManagementService; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 46 | import android.os.Looper; |
| 47 | import android.os.Message; |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 48 | import android.os.PowerManager; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 49 | import android.os.RemoteException; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 50 | import android.os.ServiceManager; |
| 51 | import android.os.SystemProperties; |
| 52 | import android.provider.Settings; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 53 | import android.text.TextUtils; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 54 | import android.util.EventLog; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 55 | import android.util.Slog; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 56 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 57 | import com.android.internal.telephony.Phone; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 58 | import com.android.server.connectivity.Tethering; |
| 59 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 60 | import java.io.FileDescriptor; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 61 | import java.io.FileWriter; |
| 62 | import java.io.IOException; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 63 | import java.io.PrintWriter; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 64 | import java.net.InetAddress; |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 65 | import java.net.Inet4Address; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 66 | import java.net.UnknownHostException; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 67 | import java.util.ArrayList; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 68 | import java.util.Collection; |
Robert Greenwalt | d825ea4 | 2010-12-29 16:15:02 -0800 | [diff] [blame] | 69 | import java.util.concurrent.atomic.AtomicBoolean; |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 70 | import java.util.GregorianCalendar; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 71 | import java.util.List; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 72 | |
| 73 | /** |
| 74 | * @hide |
| 75 | */ |
| 76 | public class ConnectivityService extends IConnectivityManager.Stub { |
| 77 | |
Robert Greenwalt | ba175a5 | 2010-10-05 19:12:26 -0700 | [diff] [blame] | 78 | private static final boolean DBG = true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 79 | private static final String TAG = "ConnectivityService"; |
| 80 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 81 | // how long to wait before switching back to a radio's default network |
| 82 | private static final int RESTORE_DEFAULT_NETWORK_DELAY = 1 * 60 * 1000; |
| 83 | // system property that can override the above value |
| 84 | private static final String NETWORK_RESTORE_DELAY_PROP_NAME = |
| 85 | "android.telephony.apn-restore"; |
| 86 | |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 87 | // used in recursive route setting to add gateways for the host for which |
| 88 | // a host route was requested. |
| 89 | private static final int MAX_HOSTROUTE_CYCLE_COUNT = 10; |
| 90 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 91 | private Tethering mTethering; |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 92 | private boolean mTetheringConfigValid = false; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 93 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 94 | /** |
| 95 | * Sometimes we want to refer to the individual network state |
| 96 | * trackers separately, and sometimes we just want to treat them |
| 97 | * abstractly. |
| 98 | */ |
| 99 | private NetworkStateTracker mNetTrackers[]; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 100 | |
| 101 | /** |
| 102 | * A per Net list of the PID's that requested access to the net |
| 103 | * used both as a refcount and for per-PID DNS selection |
| 104 | */ |
| 105 | private List mNetRequestersPids[]; |
| 106 | |
Irfan Sheriff | a2a1b91 | 2010-06-07 09:03:04 -0700 | [diff] [blame] | 107 | private WifiWatchdogService mWifiWatchdogService; |
| 108 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 109 | // priority order of the nettrackers |
| 110 | // (excluding dynamically set mNetworkPreference) |
| 111 | // TODO - move mNetworkTypePreference into this |
| 112 | private int[] mPriorityList; |
| 113 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 114 | private Context mContext; |
| 115 | private int mNetworkPreference; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 116 | private int mActiveDefaultNetwork = -1; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 117 | // 0 is full bad, 100 is full good |
| 118 | private int mDefaultInetCondition = 0; |
| 119 | private int mDefaultInetConditionPublished = 0; |
| 120 | private boolean mInetConditionChangeInFlight = false; |
| 121 | private int mDefaultConnectionSequence = 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 122 | |
| 123 | private int mNumDnsEntries; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 124 | |
| 125 | private boolean mTestMode; |
Joe Onorato | 0009287 | 2010-09-01 21:18:22 -0700 | [diff] [blame] | 126 | private static ConnectivityService sServiceInstance; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 127 | |
Robert Greenwalt | d825ea4 | 2010-12-29 16:15:02 -0800 | [diff] [blame] | 128 | private AtomicBoolean mBackgroundDataEnabled = new AtomicBoolean(true); |
| 129 | |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 130 | private INetworkManagementService mNetd; |
| 131 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 132 | private static final int ENABLED = 1; |
| 133 | private static final int DISABLED = 0; |
| 134 | |
| 135 | // Share the event space with NetworkStateTracker (which can't see this |
| 136 | // internal class but sends us events). If you change these, change |
| 137 | // NetworkStateTracker.java too. |
| 138 | private static final int MIN_NETWORK_STATE_TRACKER_EVENT = 1; |
| 139 | private static final int MAX_NETWORK_STATE_TRACKER_EVENT = 100; |
| 140 | |
| 141 | /** |
| 142 | * used internally as a delayed event to make us switch back to the |
| 143 | * default network |
| 144 | */ |
| 145 | private static final int EVENT_RESTORE_DEFAULT_NETWORK = |
| 146 | MAX_NETWORK_STATE_TRACKER_EVENT + 1; |
| 147 | |
| 148 | /** |
| 149 | * used internally to change our mobile data enabled flag |
| 150 | */ |
| 151 | private static final int EVENT_CHANGE_MOBILE_DATA_ENABLED = |
| 152 | MAX_NETWORK_STATE_TRACKER_EVENT + 2; |
| 153 | |
| 154 | /** |
| 155 | * used internally to change our network preference setting |
| 156 | * arg1 = networkType to prefer |
| 157 | */ |
| 158 | private static final int EVENT_SET_NETWORK_PREFERENCE = |
| 159 | MAX_NETWORK_STATE_TRACKER_EVENT + 3; |
| 160 | |
| 161 | /** |
| 162 | * used internally to synchronize inet condition reports |
| 163 | * arg1 = networkType |
| 164 | * arg2 = condition (0 bad, 100 good) |
| 165 | */ |
| 166 | private static final int EVENT_INET_CONDITION_CHANGE = |
| 167 | MAX_NETWORK_STATE_TRACKER_EVENT + 4; |
| 168 | |
| 169 | /** |
| 170 | * used internally to mark the end of inet condition hold periods |
| 171 | * arg1 = networkType |
| 172 | */ |
| 173 | private static final int EVENT_INET_CONDITION_HOLD_END = |
| 174 | MAX_NETWORK_STATE_TRACKER_EVENT + 5; |
| 175 | |
| 176 | /** |
| 177 | * used internally to set the background data preference |
| 178 | * arg1 = TRUE for enabled, FALSE for disabled |
| 179 | */ |
| 180 | private static final int EVENT_SET_BACKGROUND_DATA = |
| 181 | MAX_NETWORK_STATE_TRACKER_EVENT + 6; |
| 182 | |
| 183 | /** |
| 184 | * used internally to set enable/disable cellular data |
| 185 | * arg1 = ENBALED or DISABLED |
| 186 | */ |
| 187 | private static final int EVENT_SET_MOBILE_DATA = |
| 188 | MAX_NETWORK_STATE_TRACKER_EVENT + 7; |
| 189 | |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 190 | /** |
| 191 | * used internally to clear a wakelock when transitioning |
| 192 | * from one net to another |
| 193 | */ |
| 194 | private static final int EVENT_CLEAR_NET_TRANSITION_WAKELOCK = |
| 195 | MAX_NETWORK_STATE_TRACKER_EVENT + 8; |
| 196 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 197 | /** |
| 198 | * used internally to reload global proxy settings |
| 199 | */ |
| 200 | private static final int EVENT_APPLY_GLOBAL_HTTP_PROXY = |
| 201 | MAX_NETWORK_STATE_TRACKER_EVENT + 9; |
| 202 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 203 | /** |
| 204 | * used internally to set external dependency met/unmet |
| 205 | * arg1 = ENABLED (met) or DISABLED (unmet) |
| 206 | * arg2 = NetworkType |
| 207 | */ |
| 208 | private static final int EVENT_SET_DEPENDENCY_MET = |
| 209 | MAX_NETWORK_STATE_TRACKER_EVENT + 10; |
| 210 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 211 | private Handler mHandler; |
| 212 | |
| 213 | // list of DeathRecipients used to make sure features are turned off when |
| 214 | // a process dies |
| 215 | private List mFeatureUsers; |
| 216 | |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 217 | private boolean mSystemReady; |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 218 | private Intent mInitialBroadcast; |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 219 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 220 | private PowerManager.WakeLock mNetTransitionWakeLock; |
| 221 | private String mNetTransitionWakeLockCausedBy = ""; |
| 222 | private int mNetTransitionWakeLockSerialNumber; |
| 223 | private int mNetTransitionWakeLockTimeout; |
| 224 | |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 225 | private InetAddress mDefaultDns; |
| 226 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 227 | // used in DBG mode to track inet condition reports |
| 228 | private static final int INET_CONDITION_LOG_MAX_SIZE = 15; |
| 229 | private ArrayList mInetLog; |
| 230 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 231 | // track the current default http proxy - tell the world if we get a new one (real change) |
| 232 | private ProxyProperties mDefaultProxy = null; |
| 233 | // track the global proxy. |
| 234 | private ProxyProperties mGlobalProxy = null; |
| 235 | private final Object mGlobalProxyLock = new Object(); |
| 236 | |
| 237 | private SettingsObserver mSettingsObserver; |
| 238 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 239 | NetworkConfig[] mNetConfigs; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 240 | int mNetworksDefined; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 241 | |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 242 | private static class RadioAttributes { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 243 | public int mSimultaneity; |
| 244 | public int mType; |
| 245 | public RadioAttributes(String init) { |
| 246 | String fragments[] = init.split(","); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 247 | mType = Integer.parseInt(fragments[0]); |
| 248 | mSimultaneity = Integer.parseInt(fragments[1]); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 249 | } |
| 250 | } |
| 251 | RadioAttributes[] mRadioAttributes; |
| 252 | |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 253 | public static synchronized ConnectivityService getInstance(Context context) { |
| 254 | if (sServiceInstance == null) { |
| 255 | sServiceInstance = new ConnectivityService(context); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 256 | } |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 257 | return sServiceInstance; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 258 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 259 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 260 | private ConnectivityService(Context context) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 261 | if (DBG) log("ConnectivityService starting up"); |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 262 | |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 263 | HandlerThread handlerThread = new HandlerThread("ConnectivityServiceThread"); |
| 264 | handlerThread.start(); |
| 265 | mHandler = new MyHandler(handlerThread.getLooper()); |
| 266 | |
Robert Greenwalt | d825ea4 | 2010-12-29 16:15:02 -0800 | [diff] [blame] | 267 | mBackgroundDataEnabled.set(Settings.Secure.getInt(context.getContentResolver(), |
| 268 | Settings.Secure.BACKGROUND_DATA, 1) == 1); |
| 269 | |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 270 | // setup our unique device name |
Robert Greenwalt | 733c629 | 2010-12-06 09:30:17 -0800 | [diff] [blame] | 271 | if (TextUtils.isEmpty(SystemProperties.get("net.hostname"))) { |
| 272 | String id = Settings.Secure.getString(context.getContentResolver(), |
| 273 | Settings.Secure.ANDROID_ID); |
| 274 | if (id != null && id.length() > 0) { |
| 275 | String name = new String("android_").concat(id); |
| 276 | SystemProperties.set("net.hostname", name); |
| 277 | } |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 278 | } |
| 279 | |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 280 | // read our default dns server ip |
| 281 | String dns = Settings.Secure.getString(context.getContentResolver(), |
| 282 | Settings.Secure.DEFAULT_DNS_SERVER); |
| 283 | if (dns == null || dns.length() == 0) { |
| 284 | dns = context.getResources().getString( |
| 285 | com.android.internal.R.string.config_default_dns_server); |
| 286 | } |
| 287 | try { |
Robert Greenwalt | e590373 | 2011-02-22 16:00:42 -0800 | [diff] [blame] | 288 | mDefaultDns = NetworkUtils.numericToInetAddress(dns); |
| 289 | } catch (IllegalArgumentException e) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 290 | loge("Error setting defaultDns using " + dns); |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 291 | } |
| 292 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 293 | mContext = context; |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 294 | |
| 295 | PowerManager powerManager = (PowerManager)mContext.getSystemService(Context.POWER_SERVICE); |
| 296 | mNetTransitionWakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG); |
| 297 | mNetTransitionWakeLockTimeout = mContext.getResources().getInteger( |
| 298 | com.android.internal.R.integer.config_networkTransitionTimeout); |
| 299 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 300 | mNetTrackers = new NetworkStateTracker[ |
| 301 | ConnectivityManager.MAX_NETWORK_TYPE+1]; |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 302 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 303 | mNetworkPreference = getPersistedNetworkPreference(); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 304 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 305 | mRadioAttributes = new RadioAttributes[ConnectivityManager.MAX_RADIO_TYPE+1]; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 306 | mNetConfigs = new NetworkConfig[ConnectivityManager.MAX_NETWORK_TYPE+1]; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 307 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 308 | // Load device network attributes from resources |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 309 | String[] raStrings = context.getResources().getStringArray( |
| 310 | com.android.internal.R.array.radioAttributes); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 311 | for (String raString : raStrings) { |
| 312 | RadioAttributes r = new RadioAttributes(raString); |
| 313 | if (r.mType > ConnectivityManager.MAX_RADIO_TYPE) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 314 | loge("Error in radioAttributes - ignoring attempt to define type " + r.mType); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 315 | continue; |
| 316 | } |
| 317 | if (mRadioAttributes[r.mType] != null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 318 | loge("Error in radioAttributes - ignoring attempt to redefine type " + |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 319 | r.mType); |
| 320 | continue; |
| 321 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 322 | mRadioAttributes[r.mType] = r; |
| 323 | } |
| 324 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 325 | String[] naStrings = context.getResources().getStringArray( |
| 326 | com.android.internal.R.array.networkAttributes); |
| 327 | for (String naString : naStrings) { |
| 328 | try { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 329 | NetworkConfig n = new NetworkConfig(naString); |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 330 | if (n.type > ConnectivityManager.MAX_NETWORK_TYPE) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 331 | loge("Error in networkAttributes - ignoring attempt to define type " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 332 | n.type); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 333 | continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 334 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 335 | if (mNetConfigs[n.type] != null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 336 | loge("Error in networkAttributes - ignoring attempt to redefine type " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 337 | n.type); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 338 | continue; |
| 339 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 340 | if (mRadioAttributes[n.radio] == null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 341 | loge("Error in networkAttributes - ignoring attempt to use undefined " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 342 | "radio " + n.radio + " in network type " + n.type); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 343 | continue; |
| 344 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 345 | mNetConfigs[n.type] = n; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 346 | mNetworksDefined++; |
| 347 | } catch(Exception e) { |
| 348 | // ignore it - leave the entry null |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 349 | } |
| 350 | } |
| 351 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 352 | // high priority first |
| 353 | mPriorityList = new int[mNetworksDefined]; |
| 354 | { |
| 355 | int insertionPoint = mNetworksDefined-1; |
| 356 | int currentLowest = 0; |
| 357 | int nextLowest = 0; |
| 358 | while (insertionPoint > -1) { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 359 | for (NetworkConfig na : mNetConfigs) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 360 | if (na == null) continue; |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 361 | if (na.priority < currentLowest) continue; |
| 362 | if (na.priority > currentLowest) { |
| 363 | if (na.priority < nextLowest || nextLowest == 0) { |
| 364 | nextLowest = na.priority; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 365 | } |
| 366 | continue; |
| 367 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 368 | mPriorityList[insertionPoint--] = na.type; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 369 | } |
| 370 | currentLowest = nextLowest; |
| 371 | nextLowest = 0; |
| 372 | } |
| 373 | } |
| 374 | |
| 375 | mNetRequestersPids = new ArrayList[ConnectivityManager.MAX_NETWORK_TYPE+1]; |
| 376 | for (int i : mPriorityList) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 377 | mNetRequestersPids[i] = new ArrayList(); |
| 378 | } |
| 379 | |
| 380 | mFeatureUsers = new ArrayList(); |
| 381 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 382 | mNumDnsEntries = 0; |
| 383 | |
| 384 | mTestMode = SystemProperties.get("cm.test.mode").equals("true") |
| 385 | && SystemProperties.get("ro.build.type").equals("eng"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 386 | /* |
| 387 | * Create the network state trackers for Wi-Fi and mobile |
| 388 | * data. Maybe this could be done with a factory class, |
| 389 | * but it's not clear that it's worth it, given that |
| 390 | * the number of different network types is not going |
| 391 | * to change very often. |
| 392 | */ |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 393 | for (int netType : mPriorityList) { |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 394 | switch (mNetConfigs[netType].radio) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 395 | case ConnectivityManager.TYPE_WIFI: |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 396 | if (DBG) log("Starting Wifi Service."); |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 397 | WifiStateTracker wst = new WifiStateTracker(); |
Irfan Sheriff | 0d25534 | 2010-07-28 09:35:20 -0700 | [diff] [blame] | 398 | WifiService wifiService = new WifiService(context); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 399 | ServiceManager.addService(Context.WIFI_SERVICE, wifiService); |
Irfan Sheriff | 0d25534 | 2010-07-28 09:35:20 -0700 | [diff] [blame] | 400 | wifiService.checkAndStartWifi(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 401 | mNetTrackers[ConnectivityManager.TYPE_WIFI] = wst; |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 402 | wst.startMonitoring(context, mHandler); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 403 | |
Irfan Sheriff | a2a1b91 | 2010-06-07 09:03:04 -0700 | [diff] [blame] | 404 | //TODO: as part of WWS refactor, create only when needed |
Irfan Sheriff | 0d25534 | 2010-07-28 09:35:20 -0700 | [diff] [blame] | 405 | mWifiWatchdogService = new WifiWatchdogService(context); |
Irfan Sheriff | a2a1b91 | 2010-06-07 09:03:04 -0700 | [diff] [blame] | 406 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 407 | break; |
| 408 | case ConnectivityManager.TYPE_MOBILE: |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 409 | mNetTrackers[netType] = new MobileDataStateTracker(netType, |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 410 | mNetConfigs[netType].name); |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 411 | mNetTrackers[netType].startMonitoring(context, mHandler); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 412 | break; |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 413 | case ConnectivityManager.TYPE_DUMMY: |
| 414 | mNetTrackers[netType] = new DummyDataStateTracker(netType, |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 415 | mNetConfigs[netType].name); |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 416 | mNetTrackers[netType].startMonitoring(context, mHandler); |
| 417 | break; |
Jaikumar Ganesh | 15c7439 | 2010-12-21 22:31:44 -0800 | [diff] [blame] | 418 | case ConnectivityManager.TYPE_BLUETOOTH: |
| 419 | mNetTrackers[netType] = BluetoothTetheringDataTracker.getInstance(); |
| 420 | mNetTrackers[netType].startMonitoring(context, mHandler); |
| 421 | break; |
Benoit Goby | 08c39c6 | 2010-12-22 14:29:40 -0800 | [diff] [blame] | 422 | case ConnectivityManager.TYPE_ETHERNET: |
| 423 | mNetTrackers[netType] = EthernetDataTracker.getInstance(); |
| 424 | mNetTrackers[netType].startMonitoring(context, mHandler); |
| 425 | break; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 426 | default: |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 427 | loge("Trying to create a DataStateTracker for an unknown radio type " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 428 | mNetConfigs[netType].radio); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 429 | continue; |
| 430 | } |
| 431 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 432 | |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 433 | mTethering = new Tethering(mContext, mHandler.getLooper()); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 434 | mTetheringConfigValid = (((mNetTrackers[ConnectivityManager.TYPE_MOBILE_DUN] != null) || |
| 435 | !mTethering.isDunRequired()) && |
| 436 | (mTethering.getTetherableUsbRegexs().length != 0 || |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 437 | mTethering.getTetherableWifiRegexs().length != 0 || |
| 438 | mTethering.getTetherableBluetoothRegexs().length != 0) && |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 439 | mTethering.getUpstreamIfaceRegexs().length != 0); |
| 440 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 441 | if (DBG) { |
| 442 | mInetLog = new ArrayList(); |
| 443 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 444 | |
| 445 | mSettingsObserver = new SettingsObserver(mHandler, EVENT_APPLY_GLOBAL_HTTP_PROXY); |
| 446 | mSettingsObserver.observe(mContext); |
Robert Greenwalt | b7090d6 | 2010-12-02 11:31:00 -0800 | [diff] [blame] | 447 | |
| 448 | loadGlobalProxy(); |
Hung-ying Tyan | 6b818de | 2011-01-19 16:48:38 +0800 | [diff] [blame] | 449 | |
| 450 | VpnManager.startVpnService(context); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 451 | } |
| 452 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 453 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 454 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 455 | * Sets the preferred network. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 456 | * @param preference the new preference |
| 457 | */ |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 458 | public void setNetworkPreference(int preference) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 459 | enforceChangePermission(); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 460 | |
| 461 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_NETWORK_PREFERENCE, preference, 0)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 462 | } |
| 463 | |
| 464 | public int getNetworkPreference() { |
| 465 | enforceAccessPermission(); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 466 | int preference; |
| 467 | synchronized(this) { |
| 468 | preference = mNetworkPreference; |
| 469 | } |
| 470 | return preference; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 471 | } |
| 472 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 473 | private void handleSetNetworkPreference(int preference) { |
| 474 | if (ConnectivityManager.isNetworkTypeValid(preference) && |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 475 | mNetConfigs[preference] != null && |
| 476 | mNetConfigs[preference].isDefault()) { |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 477 | if (mNetworkPreference != preference) { |
| 478 | final ContentResolver cr = mContext.getContentResolver(); |
| 479 | Settings.Secure.putInt(cr, Settings.Secure.NETWORK_PREFERENCE, preference); |
| 480 | synchronized(this) { |
| 481 | mNetworkPreference = preference; |
| 482 | } |
| 483 | enforcePreference(); |
| 484 | } |
| 485 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 486 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 487 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 488 | private int getPersistedNetworkPreference() { |
| 489 | final ContentResolver cr = mContext.getContentResolver(); |
| 490 | |
| 491 | final int networkPrefSetting = Settings.Secure |
| 492 | .getInt(cr, Settings.Secure.NETWORK_PREFERENCE, -1); |
| 493 | if (networkPrefSetting != -1) { |
| 494 | return networkPrefSetting; |
| 495 | } |
| 496 | |
| 497 | return ConnectivityManager.DEFAULT_NETWORK_PREFERENCE; |
| 498 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 499 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 500 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 501 | * Make the state of network connectivity conform to the preference settings |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 502 | * In this method, we only tear down a non-preferred network. Establishing |
| 503 | * a connection to the preferred network is taken care of when we handle |
| 504 | * the disconnect event from the non-preferred network |
| 505 | * (see {@link #handleDisconnect(NetworkInfo)}). |
| 506 | */ |
| 507 | private void enforcePreference() { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 508 | if (mNetTrackers[mNetworkPreference].getNetworkInfo().isConnected()) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 509 | return; |
| 510 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 511 | if (!mNetTrackers[mNetworkPreference].isAvailable()) |
| 512 | return; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 513 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 514 | for (int t=0; t <= ConnectivityManager.MAX_RADIO_TYPE; t++) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 515 | if (t != mNetworkPreference && mNetTrackers[t] != null && |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 516 | mNetTrackers[t].getNetworkInfo().isConnected()) { |
Robert Greenwalt | ec9fe46 | 2009-08-20 15:25:14 -0700 | [diff] [blame] | 517 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 518 | log("tearing down " + mNetTrackers[t].getNetworkInfo() + |
Robert Greenwalt | ec9fe46 | 2009-08-20 15:25:14 -0700 | [diff] [blame] | 519 | " in enforcePreference"); |
| 520 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 521 | teardown(mNetTrackers[t]); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 522 | } |
| 523 | } |
| 524 | } |
| 525 | |
| 526 | private boolean teardown(NetworkStateTracker netTracker) { |
| 527 | if (netTracker.teardown()) { |
| 528 | netTracker.setTeardownRequested(true); |
| 529 | return true; |
| 530 | } else { |
| 531 | return false; |
| 532 | } |
| 533 | } |
| 534 | |
| 535 | /** |
| 536 | * Return NetworkInfo for the active (i.e., connected) network interface. |
| 537 | * It is assumed that at most one network is active at a time. If more |
| 538 | * than one is active, it is indeterminate which will be returned. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 539 | * @return the info for the active network, or {@code null} if none is |
| 540 | * active |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 541 | */ |
| 542 | public NetworkInfo getActiveNetworkInfo() { |
Robert Greenwalt | 5991158 | 2011-05-20 12:23:41 -0700 | [diff] [blame] | 543 | return getNetworkInfo(mActiveDefaultNetwork); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 544 | } |
| 545 | |
| 546 | public NetworkInfo getNetworkInfo(int networkType) { |
| 547 | enforceAccessPermission(); |
| 548 | if (ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 549 | NetworkStateTracker t = mNetTrackers[networkType]; |
| 550 | if (t != null) |
| 551 | return t.getNetworkInfo(); |
| 552 | } |
| 553 | return null; |
| 554 | } |
| 555 | |
| 556 | public NetworkInfo[] getAllNetworkInfo() { |
| 557 | enforceAccessPermission(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 558 | NetworkInfo[] result = new NetworkInfo[mNetworksDefined]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 559 | int i = 0; |
| 560 | for (NetworkStateTracker t : mNetTrackers) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 561 | if(t != null) result[i++] = t.getNetworkInfo(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 562 | } |
| 563 | return result; |
| 564 | } |
| 565 | |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 566 | /** |
| 567 | * Return LinkProperties for the active (i.e., connected) default |
| 568 | * network interface. It is assumed that at most one default network |
| 569 | * is active at a time. If more than one is active, it is indeterminate |
| 570 | * which will be returned. |
| 571 | * @return the ip properties for the active network, or {@code null} if |
| 572 | * none is active |
| 573 | */ |
| 574 | public LinkProperties getActiveLinkProperties() { |
Robert Greenwalt | 5991158 | 2011-05-20 12:23:41 -0700 | [diff] [blame] | 575 | return getLinkProperties(mActiveDefaultNetwork); |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 576 | } |
| 577 | |
| 578 | public LinkProperties getLinkProperties(int networkType) { |
| 579 | enforceAccessPermission(); |
| 580 | if (ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 581 | NetworkStateTracker t = mNetTrackers[networkType]; |
| 582 | if (t != null) return t.getLinkProperties(); |
| 583 | } |
| 584 | return null; |
| 585 | } |
| 586 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 587 | public boolean setRadios(boolean turnOn) { |
| 588 | boolean result = true; |
| 589 | enforceChangePermission(); |
| 590 | for (NetworkStateTracker t : mNetTrackers) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 591 | if (t != null) result = t.setRadio(turnOn) && result; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 592 | } |
| 593 | return result; |
| 594 | } |
| 595 | |
| 596 | public boolean setRadio(int netType, boolean turnOn) { |
| 597 | enforceChangePermission(); |
| 598 | if (!ConnectivityManager.isNetworkTypeValid(netType)) { |
| 599 | return false; |
| 600 | } |
| 601 | NetworkStateTracker tracker = mNetTrackers[netType]; |
| 602 | return tracker != null && tracker.setRadio(turnOn); |
| 603 | } |
| 604 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 605 | /** |
| 606 | * Used to notice when the calling process dies so we can self-expire |
| 607 | * |
| 608 | * Also used to know if the process has cleaned up after itself when |
| 609 | * our auto-expire timer goes off. The timer has a link to an object. |
| 610 | * |
| 611 | */ |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 612 | private class FeatureUser implements IBinder.DeathRecipient { |
| 613 | int mNetworkType; |
| 614 | String mFeature; |
| 615 | IBinder mBinder; |
| 616 | int mPid; |
| 617 | int mUid; |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 618 | long mCreateTime; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 619 | |
| 620 | FeatureUser(int type, String feature, IBinder binder) { |
| 621 | super(); |
| 622 | mNetworkType = type; |
| 623 | mFeature = feature; |
| 624 | mBinder = binder; |
| 625 | mPid = getCallingPid(); |
| 626 | mUid = getCallingUid(); |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 627 | mCreateTime = System.currentTimeMillis(); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 628 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 629 | try { |
| 630 | mBinder.linkToDeath(this, 0); |
| 631 | } catch (RemoteException e) { |
| 632 | binderDied(); |
| 633 | } |
| 634 | } |
| 635 | |
| 636 | void unlinkDeathRecipient() { |
| 637 | mBinder.unlinkToDeath(this, 0); |
| 638 | } |
| 639 | |
| 640 | public void binderDied() { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 641 | log("ConnectivityService FeatureUser binderDied(" + |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 642 | mNetworkType + ", " + mFeature + ", " + mBinder + "), created " + |
| 643 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 644 | stopUsingNetworkFeature(this, false); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 645 | } |
| 646 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 647 | public void expire() { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 648 | log("ConnectivityService FeatureUser expire(" + |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 649 | mNetworkType + ", " + mFeature + ", " + mBinder +"), created " + |
| 650 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 651 | stopUsingNetworkFeature(this, false); |
| 652 | } |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 653 | |
| 654 | public String toString() { |
| 655 | return "FeatureUser("+mNetworkType+","+mFeature+","+mPid+","+mUid+"), created " + |
| 656 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"; |
| 657 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 658 | } |
| 659 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 660 | // javadoc from interface |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 661 | public int startUsingNetworkFeature(int networkType, String feature, |
| 662 | IBinder binder) { |
| 663 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 664 | log("startUsingNetworkFeature for net " + networkType + ": " + feature); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 665 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 666 | enforceChangePermission(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 667 | if (!ConnectivityManager.isNetworkTypeValid(networkType) || |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 668 | mNetConfigs[networkType] == null) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 669 | return Phone.APN_REQUEST_FAILED; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 670 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 671 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 672 | FeatureUser f = new FeatureUser(networkType, feature, binder); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 673 | |
| 674 | // TODO - move this into the MobileDataStateTracker |
| 675 | int usedNetworkType = networkType; |
| 676 | if(networkType == ConnectivityManager.TYPE_MOBILE) { |
Wink Saville | 9d7d628 | 2011-03-12 14:52:01 -0800 | [diff] [blame] | 677 | usedNetworkType = convertFeatureToNetworkType(feature); |
| 678 | if (usedNetworkType < 0) { |
| 679 | Slog.e(TAG, "Can't match any netTracker!"); |
| 680 | usedNetworkType = networkType; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 681 | } |
| 682 | } |
| 683 | NetworkStateTracker network = mNetTrackers[usedNetworkType]; |
| 684 | if (network != null) { |
Robert Greenwalt | 0be1e98 | 2010-12-15 13:26:33 -0800 | [diff] [blame] | 685 | Integer currentPid = new Integer(getCallingPid()); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 686 | if (usedNetworkType != networkType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 687 | NetworkStateTracker radio = mNetTrackers[networkType]; |
| 688 | NetworkInfo ni = network.getNetworkInfo(); |
| 689 | |
| 690 | if (ni.isAvailable() == false) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 691 | if (DBG) log("special network not available"); |
Robert Greenwalt | e32e812 | 2010-12-29 14:35:21 -0800 | [diff] [blame] | 692 | if (!TextUtils.equals(feature,Phone.FEATURE_ENABLE_DUN_ALWAYS)) { |
| 693 | return Phone.APN_TYPE_NOT_AVAILABLE; |
| 694 | } else { |
| 695 | // else make the attempt anyway - probably giving REQUEST_STARTED below |
| 696 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 697 | } |
| 698 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 699 | synchronized(this) { |
| 700 | mFeatureUsers.add(f); |
| 701 | if (!mNetRequestersPids[usedNetworkType].contains(currentPid)) { |
| 702 | // this gets used for per-pid dns when connected |
| 703 | mNetRequestersPids[usedNetworkType].add(currentPid); |
| 704 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 705 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 706 | |
Robert Greenwalt | f2102f7 | 2011-05-03 19:02:44 -0700 | [diff] [blame] | 707 | int restoreTimer = getRestoreDefaultNetworkDelay(usedNetworkType); |
| 708 | |
| 709 | if (restoreTimer >= 0) { |
| 710 | mHandler.sendMessageDelayed( |
| 711 | mHandler.obtainMessage(EVENT_RESTORE_DEFAULT_NETWORK, f), restoreTimer); |
| 712 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 713 | |
Robert Greenwalt | a64bf83 | 2009-08-19 20:19:33 -0700 | [diff] [blame] | 714 | if ((ni.isConnectedOrConnecting() == true) && |
| 715 | !network.isTeardownRequested()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 716 | if (ni.isConnected() == true) { |
| 717 | // add the pid-specific dns |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 718 | handleDnsConfigurationChange(networkType); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 719 | if (DBG) log("special network already active"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 720 | return Phone.APN_ALREADY_ACTIVE; |
| 721 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 722 | if (DBG) log("special network already connecting"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 723 | return Phone.APN_REQUEST_STARTED; |
| 724 | } |
| 725 | |
| 726 | // check if the radio in play can make another contact |
| 727 | // assume if cannot for now |
| 728 | |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 729 | if (DBG) log("reconnecting to special network"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 730 | network.reconnect(); |
| 731 | return Phone.APN_REQUEST_STARTED; |
| 732 | } else { |
Robert Greenwalt | 0be1e98 | 2010-12-15 13:26:33 -0800 | [diff] [blame] | 733 | // need to remember this unsupported request so we respond appropriately on stop |
| 734 | synchronized(this) { |
| 735 | mFeatureUsers.add(f); |
| 736 | if (!mNetRequestersPids[usedNetworkType].contains(currentPid)) { |
| 737 | // this gets used for per-pid dns when connected |
| 738 | mNetRequestersPids[usedNetworkType].add(currentPid); |
| 739 | } |
| 740 | } |
Robert Greenwalt | 02648a4 | 2010-05-18 10:52:51 -0700 | [diff] [blame] | 741 | return -1; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 742 | } |
| 743 | } |
| 744 | return Phone.APN_TYPE_NOT_AVAILABLE; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 745 | } |
| 746 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 747 | // javadoc from interface |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 748 | public int stopUsingNetworkFeature(int networkType, String feature) { |
Robert Greenwalt | b8f1634 | 2009-10-06 17:52:40 -0700 | [diff] [blame] | 749 | enforceChangePermission(); |
| 750 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 751 | int pid = getCallingPid(); |
| 752 | int uid = getCallingUid(); |
| 753 | |
| 754 | FeatureUser u = null; |
| 755 | boolean found = false; |
| 756 | |
| 757 | synchronized(this) { |
| 758 | for (int i = 0; i < mFeatureUsers.size() ; i++) { |
| 759 | u = (FeatureUser)mFeatureUsers.get(i); |
| 760 | if (uid == u.mUid && pid == u.mPid && |
| 761 | networkType == u.mNetworkType && |
| 762 | TextUtils.equals(feature, u.mFeature)) { |
| 763 | found = true; |
| 764 | break; |
| 765 | } |
| 766 | } |
| 767 | } |
| 768 | if (found && u != null) { |
| 769 | // stop regardless of how many other time this proc had called start |
| 770 | return stopUsingNetworkFeature(u, true); |
| 771 | } else { |
| 772 | // none found! |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 773 | if (DBG) log("ignoring stopUsingNetworkFeature - not a live request"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 774 | return 1; |
| 775 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 776 | } |
| 777 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 778 | private int stopUsingNetworkFeature(FeatureUser u, boolean ignoreDups) { |
| 779 | int networkType = u.mNetworkType; |
| 780 | String feature = u.mFeature; |
| 781 | int pid = u.mPid; |
| 782 | int uid = u.mUid; |
| 783 | |
| 784 | NetworkStateTracker tracker = null; |
| 785 | boolean callTeardown = false; // used to carry our decision outside of sync block |
| 786 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 787 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 788 | log("stopUsingNetworkFeature for net " + networkType + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 789 | ": " + feature); |
| 790 | } |
Robert Greenwalt | b8f1634 | 2009-10-06 17:52:40 -0700 | [diff] [blame] | 791 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 792 | if (!ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 793 | return -1; |
| 794 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 795 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 796 | // need to link the mFeatureUsers list with the mNetRequestersPids state in this |
| 797 | // sync block |
| 798 | synchronized(this) { |
| 799 | // check if this process still has an outstanding start request |
| 800 | if (!mFeatureUsers.contains(u)) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 801 | if (DBG) log("ignoring - this process has no outstanding requests"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 802 | return 1; |
| 803 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 804 | u.unlinkDeathRecipient(); |
| 805 | mFeatureUsers.remove(mFeatureUsers.indexOf(u)); |
| 806 | // If we care about duplicate requests, check for that here. |
| 807 | // |
| 808 | // This is done to support the extension of a request - the app |
| 809 | // can request we start the network feature again and renew the |
| 810 | // auto-shutoff delay. Normal "stop" calls from the app though |
| 811 | // do not pay attention to duplicate requests - in effect the |
| 812 | // API does not refcount and a single stop will counter multiple starts. |
| 813 | if (ignoreDups == false) { |
| 814 | for (int i = 0; i < mFeatureUsers.size() ; i++) { |
| 815 | FeatureUser x = (FeatureUser)mFeatureUsers.get(i); |
| 816 | if (x.mUid == u.mUid && x.mPid == u.mPid && |
| 817 | x.mNetworkType == u.mNetworkType && |
| 818 | TextUtils.equals(x.mFeature, u.mFeature)) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 819 | if (DBG) log("ignoring stopUsingNetworkFeature as dup is found"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 820 | return 1; |
| 821 | } |
| 822 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 823 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 824 | |
| 825 | // TODO - move to MobileDataStateTracker |
| 826 | int usedNetworkType = networkType; |
| 827 | if (networkType == ConnectivityManager.TYPE_MOBILE) { |
Wink Saville | 9d7d628 | 2011-03-12 14:52:01 -0800 | [diff] [blame] | 828 | usedNetworkType = convertFeatureToNetworkType(feature); |
| 829 | if (usedNetworkType < 0) { |
| 830 | usedNetworkType = networkType; |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 831 | } |
| 832 | } |
| 833 | tracker = mNetTrackers[usedNetworkType]; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 834 | if (tracker == null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 835 | if (DBG) log("ignoring - no known tracker for net type " + usedNetworkType); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 836 | return -1; |
| 837 | } |
| 838 | if (usedNetworkType != networkType) { |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 839 | Integer currentPid = new Integer(pid); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 840 | mNetRequestersPids[usedNetworkType].remove(currentPid); |
Robert Greenwalt | 421c72b | 2009-12-17 14:54:59 -0800 | [diff] [blame] | 841 | reassessPidDns(pid, true); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 842 | if (mNetRequestersPids[usedNetworkType].size() != 0) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 843 | if (DBG) log("not tearing down special network - " + |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 844 | "others still using it"); |
| 845 | return 1; |
| 846 | } |
| 847 | callTeardown = true; |
Robert Greenwalt | 19b9ab4 | 2011-01-10 11:58:31 -0800 | [diff] [blame] | 848 | } else { |
| 849 | if (DBG) log("not a known feature - dropping"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 850 | } |
| 851 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 852 | if (DBG) log("Doing network teardown"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 853 | if (callTeardown) { |
| 854 | tracker.teardown(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 855 | return 1; |
| 856 | } else { |
Robert Greenwalt | 02648a4 | 2010-05-18 10:52:51 -0700 | [diff] [blame] | 857 | return -1; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 858 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 859 | } |
| 860 | |
| 861 | /** |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 862 | * @deprecated use requestRouteToHostAddress instead |
| 863 | * |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 864 | * Ensure that a network route exists to deliver traffic to the specified |
| 865 | * host via the specified network interface. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 866 | * @param networkType the type of the network over which traffic to the |
| 867 | * specified host is to be routed |
| 868 | * @param hostAddress the IP address of the host to which the route is |
| 869 | * desired |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 870 | * @return {@code true} on success, {@code false} on failure |
| 871 | */ |
| 872 | public boolean requestRouteToHost(int networkType, int hostAddress) { |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 873 | InetAddress inetAddress = NetworkUtils.intToInetAddress(hostAddress); |
| 874 | |
| 875 | if (inetAddress == null) { |
| 876 | return false; |
| 877 | } |
| 878 | |
| 879 | return requestRouteToHostAddress(networkType, inetAddress.getAddress()); |
| 880 | } |
| 881 | |
| 882 | /** |
| 883 | * Ensure that a network route exists to deliver traffic to the specified |
| 884 | * host via the specified network interface. |
| 885 | * @param networkType the type of the network over which traffic to the |
| 886 | * specified host is to be routed |
| 887 | * @param hostAddress the IP address of the host to which the route is |
| 888 | * desired |
| 889 | * @return {@code true} on success, {@code false} on failure |
| 890 | */ |
| 891 | public boolean requestRouteToHostAddress(int networkType, byte[] hostAddress) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 892 | enforceChangePermission(); |
| 893 | if (!ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 894 | return false; |
| 895 | } |
| 896 | NetworkStateTracker tracker = mNetTrackers[networkType]; |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 897 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 898 | if (tracker == null || !tracker.getNetworkInfo().isConnected() || |
| 899 | tracker.isTeardownRequested()) { |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 900 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 901 | log("requestRouteToHostAddress on down network " + |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 902 | "(" + networkType + ") - dropped"); |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 903 | } |
| 904 | return false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 905 | } |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 906 | try { |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 907 | InetAddress addr = InetAddress.getByAddress(hostAddress); |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 908 | return addHostRoute(tracker, addr, 0); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 909 | } catch (UnknownHostException e) {} |
| 910 | return false; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 911 | } |
| 912 | |
| 913 | /** |
| 914 | * Ensure that a network route exists to deliver traffic to the specified |
| 915 | * host via the mobile data network. |
| 916 | * @param hostAddress the IP address of the host to which the route is desired, |
| 917 | * in network byte order. |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 918 | * TODO - deprecate |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 919 | * @return {@code true} on success, {@code false} on failure |
| 920 | */ |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 921 | private boolean addHostRoute(NetworkStateTracker nt, InetAddress hostAddress, int cycleCount) { |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 922 | LinkProperties lp = nt.getLinkProperties(); |
| 923 | if ((lp == null) || (hostAddress == null)) return false; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 924 | |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 925 | String interfaceName = lp.getInterfaceName(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 926 | if (DBG) { |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 927 | log("Requested host route to " + hostAddress + "(" + interfaceName + "), cycleCount=" + |
| 928 | cycleCount); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 929 | } |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 930 | if (interfaceName == null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 931 | if (DBG) loge("addHostRoute failed due to null interface name"); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 932 | return false; |
| 933 | } |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 934 | |
| 935 | RouteInfo bestRoute = RouteInfo.selectBestRoute(lp.getRoutes(), hostAddress); |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 936 | InetAddress gatewayAddress = null; |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 937 | if (bestRoute != null) { |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 938 | gatewayAddress = bestRoute.getGateway(); |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 939 | // if the best route is ourself, don't relf-reference, just add the host route |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 940 | if (hostAddress.equals(gatewayAddress)) gatewayAddress = null; |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 941 | } |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 942 | if (gatewayAddress != null) { |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 943 | if (cycleCount > MAX_HOSTROUTE_CYCLE_COUNT) { |
| 944 | loge("Error adding hostroute - too much recursion"); |
| 945 | return false; |
| 946 | } |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 947 | if (!addHostRoute(nt, gatewayAddress, cycleCount+1)) return false; |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 948 | } |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 949 | |
| 950 | RouteInfo route = RouteInfo.makeHostRoute(hostAddress, gatewayAddress); |
| 951 | |
| 952 | try { |
| 953 | mNetd.addRoute(interfaceName, route); |
| 954 | return true; |
| 955 | } catch (Exception ex) { |
| 956 | return false; |
| 957 | } |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 958 | } |
| 959 | |
| 960 | // TODO support the removal of single host routes. Keep a ref count of them so we |
| 961 | // aren't over-zealous |
| 962 | private boolean removeHostRoute(NetworkStateTracker nt, InetAddress hostAddress) { |
| 963 | return false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 964 | } |
| 965 | |
| 966 | /** |
| 967 | * @see ConnectivityManager#getBackgroundDataSetting() |
| 968 | */ |
| 969 | public boolean getBackgroundDataSetting() { |
Robert Greenwalt | d825ea4 | 2010-12-29 16:15:02 -0800 | [diff] [blame] | 970 | return mBackgroundDataEnabled.get(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 971 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 972 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 973 | /** |
| 974 | * @see ConnectivityManager#setBackgroundDataSetting(boolean) |
| 975 | */ |
| 976 | public void setBackgroundDataSetting(boolean allowBackgroundDataUsage) { |
| 977 | mContext.enforceCallingOrSelfPermission( |
| 978 | android.Manifest.permission.CHANGE_BACKGROUND_DATA_SETTING, |
| 979 | "ConnectivityService"); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 980 | |
Robert Greenwalt | d825ea4 | 2010-12-29 16:15:02 -0800 | [diff] [blame] | 981 | mBackgroundDataEnabled.set(allowBackgroundDataUsage); |
| 982 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 983 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_BACKGROUND_DATA, |
| 984 | (allowBackgroundDataUsage ? ENABLED : DISABLED), 0)); |
| 985 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 986 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 987 | private void handleSetBackgroundData(boolean enabled) { |
Robert Greenwalt | db4afae | 2011-02-25 13:44:09 -0800 | [diff] [blame] | 988 | Settings.Secure.putInt(mContext.getContentResolver(), |
| 989 | Settings.Secure.BACKGROUND_DATA, enabled ? 1 : 0); |
| 990 | Intent broadcast = new Intent( |
| 991 | ConnectivityManager.ACTION_BACKGROUND_DATA_SETTING_CHANGED); |
| 992 | mContext.sendBroadcast(broadcast); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 993 | } |
| 994 | |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 995 | /** |
| 996 | * @see ConnectivityManager#getMobileDataEnabled() |
| 997 | */ |
| 998 | public boolean getMobileDataEnabled() { |
Wink Saville | e798268 | 2010-12-07 10:31:02 -0800 | [diff] [blame] | 999 | // TODO: This detail should probably be in DataConnectionTracker's |
| 1000 | // which is where we store the value and maybe make this |
| 1001 | // asynchronous. |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1002 | enforceAccessPermission(); |
| 1003 | boolean retVal = Settings.Secure.getInt(mContext.getContentResolver(), |
| 1004 | Settings.Secure.MOBILE_DATA, 1) == 1; |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1005 | if (DBG) log("getMobileDataEnabled returning " + retVal); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1006 | return retVal; |
| 1007 | } |
| 1008 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1009 | public void setDataDependency(int networkType, boolean met) { |
| 1010 | enforceChangePermission(); |
| 1011 | if (DBG) { |
| 1012 | log("setDataDependency(" + networkType + ", " + met + ")"); |
| 1013 | } |
| 1014 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_DEPENDENCY_MET, |
| 1015 | (met ? ENABLED : DISABLED), networkType)); |
| 1016 | } |
| 1017 | |
| 1018 | private void handleSetDependencyMet(int networkType, boolean met) { |
| 1019 | if (mNetTrackers[networkType] != null) { |
| 1020 | if (DBG) { |
| 1021 | log("handleSetDependencyMet(" + networkType + ", " + met + ")"); |
| 1022 | } |
| 1023 | mNetTrackers[networkType].setDependencyMet(met); |
| 1024 | } |
| 1025 | } |
| 1026 | |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1027 | /** |
| 1028 | * @see ConnectivityManager#setMobileDataEnabled(boolean) |
| 1029 | */ |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1030 | public void setMobileDataEnabled(boolean enabled) { |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1031 | enforceChangePermission(); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1032 | if (DBG) log("setMobileDataEnabled(" + enabled + ")"); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1033 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1034 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_MOBILE_DATA, |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1035 | (enabled ? ENABLED : DISABLED), 0)); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1036 | } |
| 1037 | |
| 1038 | private void handleSetMobileData(boolean enabled) { |
Wink Saville | e798268 | 2010-12-07 10:31:02 -0800 | [diff] [blame] | 1039 | if (mNetTrackers[ConnectivityManager.TYPE_MOBILE] != null) { |
| 1040 | if (DBG) { |
| 1041 | Slog.d(TAG, mNetTrackers[ConnectivityManager.TYPE_MOBILE].toString() + enabled); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1042 | } |
Wink Saville | e798268 | 2010-12-07 10:31:02 -0800 | [diff] [blame] | 1043 | mNetTrackers[ConnectivityManager.TYPE_MOBILE].setDataEnable(enabled); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1044 | } |
| 1045 | } |
| 1046 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1047 | private void enforceAccessPermission() { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1048 | mContext.enforceCallingOrSelfPermission( |
| 1049 | android.Manifest.permission.ACCESS_NETWORK_STATE, |
| 1050 | "ConnectivityService"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1051 | } |
| 1052 | |
| 1053 | private void enforceChangePermission() { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1054 | mContext.enforceCallingOrSelfPermission( |
| 1055 | android.Manifest.permission.CHANGE_NETWORK_STATE, |
| 1056 | "ConnectivityService"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1057 | } |
| 1058 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1059 | // TODO Make this a special check when it goes public |
| 1060 | private void enforceTetherChangePermission() { |
| 1061 | mContext.enforceCallingOrSelfPermission( |
| 1062 | android.Manifest.permission.CHANGE_NETWORK_STATE, |
| 1063 | "ConnectivityService"); |
| 1064 | } |
| 1065 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1066 | private void enforceTetherAccessPermission() { |
| 1067 | mContext.enforceCallingOrSelfPermission( |
| 1068 | android.Manifest.permission.ACCESS_NETWORK_STATE, |
| 1069 | "ConnectivityService"); |
| 1070 | } |
| 1071 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1072 | private void enforceConnectivityInternalPermission() { |
| 1073 | mContext.enforceCallingOrSelfPermission( |
| 1074 | android.Manifest.permission.CONNECTIVITY_INTERNAL, |
| 1075 | "ConnectivityService"); |
| 1076 | } |
| 1077 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1078 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1079 | * Handle a {@code DISCONNECTED} event. If this pertains to the non-active |
| 1080 | * network, we ignore it. If it is for the active network, we send out a |
| 1081 | * broadcast. But first, we check whether it might be possible to connect |
| 1082 | * to a different network. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1083 | * @param info the {@code NetworkInfo} for the network |
| 1084 | */ |
| 1085 | private void handleDisconnect(NetworkInfo info) { |
| 1086 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1087 | int prevNetType = info.getType(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1088 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1089 | mNetTrackers[prevNetType].setTeardownRequested(false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1090 | /* |
| 1091 | * If the disconnected network is not the active one, then don't report |
| 1092 | * this as a loss of connectivity. What probably happened is that we're |
| 1093 | * getting the disconnect for a network that we explicitly disabled |
| 1094 | * in accordance with network preference policies. |
| 1095 | */ |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1096 | if (!mNetConfigs[prevNetType].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1097 | List pids = mNetRequestersPids[prevNetType]; |
| 1098 | for (int i = 0; i<pids.size(); i++) { |
| 1099 | Integer pid = (Integer)pids.get(i); |
| 1100 | // will remove them because the net's no longer connected |
| 1101 | // need to do this now as only now do we know the pids and |
| 1102 | // can properly null things that are no longer referenced. |
| 1103 | reassessPidDns(pid.intValue(), false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1104 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1105 | } |
| 1106 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1107 | Intent intent = new Intent(ConnectivityManager.CONNECTIVITY_ACTION); |
| 1108 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1109 | if (info.isFailover()) { |
| 1110 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1111 | info.setFailover(false); |
| 1112 | } |
| 1113 | if (info.getReason() != null) { |
| 1114 | intent.putExtra(ConnectivityManager.EXTRA_REASON, info.getReason()); |
| 1115 | } |
| 1116 | if (info.getExtraInfo() != null) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1117 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, |
| 1118 | info.getExtraInfo()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1119 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1120 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1121 | if (mNetConfigs[prevNetType].isDefault()) { |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1122 | tryFailover(prevNetType); |
| 1123 | if (mActiveDefaultNetwork != -1) { |
| 1124 | NetworkInfo switchTo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo(); |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1125 | intent.putExtra(ConnectivityManager.EXTRA_OTHER_NETWORK_INFO, switchTo); |
| 1126 | } else { |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1127 | mDefaultInetConditionPublished = 0; // we're not connected anymore |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1128 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1129 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1130 | } |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1131 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame^] | 1132 | |
| 1133 | // Reset interface if no other connections are using the same interface |
| 1134 | boolean doReset = true; |
| 1135 | LinkProperties linkProperties = mNetTrackers[prevNetType].getLinkProperties(); |
| 1136 | if (linkProperties != null) { |
| 1137 | String oldIface = linkProperties.getInterfaceName(); |
| 1138 | if (TextUtils.isEmpty(oldIface) == false) { |
| 1139 | for (NetworkStateTracker networkStateTracker : mNetTrackers) { |
| 1140 | if (networkStateTracker == null) continue; |
| 1141 | NetworkInfo networkInfo = networkStateTracker.getNetworkInfo(); |
| 1142 | if (networkInfo.isConnected() && networkInfo.getType() != prevNetType) { |
| 1143 | LinkProperties l = networkStateTracker.getLinkProperties(); |
| 1144 | if (l == null) continue; |
| 1145 | if (oldIface.equals(l.getInterfaceName())) { |
| 1146 | doReset = false; |
| 1147 | break; |
| 1148 | } |
| 1149 | } |
| 1150 | } |
| 1151 | } |
| 1152 | } |
| 1153 | |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1154 | // do this before we broadcast the change |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame^] | 1155 | handleConnectivityChange(prevNetType, doReset); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1156 | |
| 1157 | sendStickyBroadcast(intent); |
| 1158 | /* |
| 1159 | * If the failover network is already connected, then immediately send |
| 1160 | * out a followup broadcast indicating successful failover |
| 1161 | */ |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1162 | if (mActiveDefaultNetwork != -1) { |
| 1163 | sendConnectedBroadcast(mNetTrackers[mActiveDefaultNetwork].getNetworkInfo()); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1164 | } |
| 1165 | } |
| 1166 | |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1167 | private void tryFailover(int prevNetType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1168 | /* |
Robert Greenwalt | bff9018 | 2011-01-06 15:41:07 -0800 | [diff] [blame] | 1169 | * If this is a default network, check if other defaults are available. |
| 1170 | * Try to reconnect on all available and let them hash it out when |
| 1171 | * more than one connects. |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1172 | */ |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1173 | if (mNetConfigs[prevNetType].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1174 | if (mActiveDefaultNetwork == prevNetType) { |
| 1175 | mActiveDefaultNetwork = -1; |
| 1176 | } |
| 1177 | |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1178 | // don't signal a reconnect for anything lower or equal priority than our |
| 1179 | // current connected default |
| 1180 | // TODO - don't filter by priority now - nice optimization but risky |
| 1181 | // int currentPriority = -1; |
| 1182 | // if (mActiveDefaultNetwork != -1) { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1183 | // currentPriority = mNetConfigs[mActiveDefaultNetwork].mPriority; |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1184 | // } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1185 | for (int checkType=0; checkType <= ConnectivityManager.MAX_NETWORK_TYPE; checkType++) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1186 | if (checkType == prevNetType) continue; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1187 | if (mNetConfigs[checkType] == null) continue; |
| 1188 | if (!mNetConfigs[checkType].isDefault()) continue; |
Wink Saville | 9f7a0b2 | 2011-01-26 15:43:49 -0800 | [diff] [blame] | 1189 | |
| 1190 | // Enabling the isAvailable() optimization caused mobile to not get |
| 1191 | // selected if it was in the middle of error handling. Specifically |
| 1192 | // a moble connection that took 30 seconds to complete the DEACTIVATE_DATA_CALL |
| 1193 | // would not be available and we wouldn't get connected to anything. |
| 1194 | // So removing the isAvailable() optimization below for now. TODO: This |
| 1195 | // optimization should work and we need to investigate why it doesn't work. |
| 1196 | // This could be related to how DEACTIVATE_DATA_CALL is reporting its |
| 1197 | // complete before it is really complete. |
| 1198 | // if (!mNetTrackers[checkType].isAvailable()) continue; |
| 1199 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1200 | // if (currentPriority >= mNetConfigs[checkType].mPriority) continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1201 | |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1202 | NetworkStateTracker checkTracker = mNetTrackers[checkType]; |
| 1203 | NetworkInfo checkInfo = checkTracker.getNetworkInfo(); |
| 1204 | if (!checkInfo.isConnectedOrConnecting() || checkTracker.isTeardownRequested()) { |
| 1205 | checkInfo.setFailover(true); |
| 1206 | checkTracker.reconnect(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1207 | } |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1208 | if (DBG) log("Attempting to switch to " + checkInfo.getTypeName()); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1209 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1210 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1211 | } |
| 1212 | |
| 1213 | private void sendConnectedBroadcast(NetworkInfo info) { |
Robert Greenwalt | 1e9aac2 | 2010-09-15 17:36:33 -0700 | [diff] [blame] | 1214 | sendGeneralBroadcast(info, ConnectivityManager.CONNECTIVITY_ACTION); |
| 1215 | } |
| 1216 | |
| 1217 | private void sendInetConditionBroadcast(NetworkInfo info) { |
| 1218 | sendGeneralBroadcast(info, ConnectivityManager.INET_CONDITION_ACTION); |
| 1219 | } |
| 1220 | |
| 1221 | private void sendGeneralBroadcast(NetworkInfo info, String bcastType) { |
| 1222 | Intent intent = new Intent(bcastType); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1223 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1224 | if (info.isFailover()) { |
| 1225 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1226 | info.setFailover(false); |
| 1227 | } |
| 1228 | if (info.getReason() != null) { |
| 1229 | intent.putExtra(ConnectivityManager.EXTRA_REASON, info.getReason()); |
| 1230 | } |
| 1231 | if (info.getExtraInfo() != null) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1232 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, |
| 1233 | info.getExtraInfo()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1234 | } |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1235 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1236 | sendStickyBroadcast(intent); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1237 | } |
| 1238 | |
| 1239 | /** |
| 1240 | * Called when an attempt to fail over to another network has failed. |
| 1241 | * @param info the {@link NetworkInfo} for the failed network |
| 1242 | */ |
| 1243 | private void handleConnectionFailure(NetworkInfo info) { |
| 1244 | mNetTrackers[info.getType()].setTeardownRequested(false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1245 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1246 | String reason = info.getReason(); |
| 1247 | String extraInfo = info.getExtraInfo(); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1248 | |
Robert Greenwalt | 572172b | 2010-10-08 16:35:52 -0700 | [diff] [blame] | 1249 | String reasonText; |
| 1250 | if (reason == null) { |
| 1251 | reasonText = "."; |
| 1252 | } else { |
| 1253 | reasonText = " (" + reason + ")."; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1254 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1255 | loge("Attempt to connect to " + info.getTypeName() + " failed" + reasonText); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1256 | |
| 1257 | Intent intent = new Intent(ConnectivityManager.CONNECTIVITY_ACTION); |
| 1258 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1259 | if (getActiveNetworkInfo() == null) { |
| 1260 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1261 | } |
| 1262 | if (reason != null) { |
| 1263 | intent.putExtra(ConnectivityManager.EXTRA_REASON, reason); |
| 1264 | } |
| 1265 | if (extraInfo != null) { |
| 1266 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, extraInfo); |
| 1267 | } |
| 1268 | if (info.isFailover()) { |
| 1269 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1270 | info.setFailover(false); |
| 1271 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1272 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1273 | if (mNetConfigs[info.getType()].isDefault()) { |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1274 | tryFailover(info.getType()); |
| 1275 | if (mActiveDefaultNetwork != -1) { |
| 1276 | NetworkInfo switchTo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo(); |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1277 | intent.putExtra(ConnectivityManager.EXTRA_OTHER_NETWORK_INFO, switchTo); |
| 1278 | } else { |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1279 | mDefaultInetConditionPublished = 0; |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1280 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1281 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1282 | } |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1283 | |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1284 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1285 | sendStickyBroadcast(intent); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1286 | /* |
| 1287 | * If the failover network is already connected, then immediately send |
| 1288 | * out a followup broadcast indicating successful failover |
| 1289 | */ |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1290 | if (mActiveDefaultNetwork != -1) { |
| 1291 | sendConnectedBroadcast(mNetTrackers[mActiveDefaultNetwork].getNetworkInfo()); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1292 | } |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1293 | } |
| 1294 | |
| 1295 | private void sendStickyBroadcast(Intent intent) { |
| 1296 | synchronized(this) { |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1297 | if (!mSystemReady) { |
| 1298 | mInitialBroadcast = new Intent(intent); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1299 | } |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1300 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
| 1301 | mContext.sendStickyBroadcast(intent); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1302 | } |
| 1303 | } |
| 1304 | |
| 1305 | void systemReady() { |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1306 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 1307 | mNetd = INetworkManagementService.Stub.asInterface(b); |
| 1308 | |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1309 | synchronized(this) { |
| 1310 | mSystemReady = true; |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1311 | if (mInitialBroadcast != null) { |
| 1312 | mContext.sendStickyBroadcast(mInitialBroadcast); |
| 1313 | mInitialBroadcast = null; |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1314 | } |
| 1315 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 1316 | // load the global proxy at startup |
| 1317 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_APPLY_GLOBAL_HTTP_PROXY)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1318 | } |
| 1319 | |
| 1320 | private void handleConnect(NetworkInfo info) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1321 | int type = info.getType(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1322 | |
| 1323 | // snapshot isFailover, because sendConnectedBroadcast() resets it |
| 1324 | boolean isFailover = info.isFailover(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1325 | NetworkStateTracker thisNet = mNetTrackers[type]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1326 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1327 | // if this is a default net and other default is running |
| 1328 | // kill the one not preferred |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1329 | if (mNetConfigs[type].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1330 | if (mActiveDefaultNetwork != -1 && mActiveDefaultNetwork != type) { |
| 1331 | if ((type != mNetworkPreference && |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 1332 | mNetConfigs[mActiveDefaultNetwork].priority > |
| 1333 | mNetConfigs[type].priority) || |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1334 | mNetworkPreference == mActiveDefaultNetwork) { |
| 1335 | // don't accept this one |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1336 | if (DBG) { |
| 1337 | log("Not broadcasting CONNECT_ACTION " + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1338 | "to torn down network " + info.getTypeName()); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1339 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1340 | teardown(thisNet); |
| 1341 | return; |
| 1342 | } else { |
| 1343 | // tear down the other |
| 1344 | NetworkStateTracker otherNet = |
| 1345 | mNetTrackers[mActiveDefaultNetwork]; |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1346 | if (DBG) { |
| 1347 | log("Policy requires " + otherNet.getNetworkInfo().getTypeName() + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1348 | " teardown"); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1349 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1350 | if (!teardown(otherNet)) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1351 | loge("Network declined teardown request"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1352 | return; |
| 1353 | } |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1354 | } |
| 1355 | } |
| 1356 | synchronized (ConnectivityService.this) { |
| 1357 | // have a new default network, release the transition wakelock in a second |
| 1358 | // if it's held. The second pause is to allow apps to reconnect over the |
| 1359 | // new network |
| 1360 | if (mNetTransitionWakeLock.isHeld()) { |
| 1361 | mHandler.sendMessageDelayed(mHandler.obtainMessage( |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 1362 | EVENT_CLEAR_NET_TRANSITION_WAKELOCK, |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1363 | mNetTransitionWakeLockSerialNumber, 0), |
| 1364 | 1000); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1365 | } |
| 1366 | } |
| 1367 | mActiveDefaultNetwork = type; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1368 | // this will cause us to come up initially as unconnected and switching |
| 1369 | // to connected after our normal pause unless somebody reports us as reall |
| 1370 | // disconnected |
| 1371 | mDefaultInetConditionPublished = 0; |
| 1372 | mDefaultConnectionSequence++; |
| 1373 | mInetConditionChangeInFlight = false; |
| 1374 | // Don't do this - if we never sign in stay, grey |
| 1375 | //reportNetworkCondition(mActiveDefaultNetwork, 100); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1376 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1377 | thisNet.setTeardownRequested(false); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1378 | updateNetworkSettings(thisNet); |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame^] | 1379 | handleConnectivityChange(type, false); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1380 | sendConnectedBroadcast(info); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1381 | } |
| 1382 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1383 | /** |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1384 | * After a change in the connectivity state of a network. We're mainly |
| 1385 | * concerned with making sure that the list of DNS servers is set up |
| 1386 | * according to which networks are connected, and ensuring that the |
| 1387 | * right routing table entries exist. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1388 | */ |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame^] | 1389 | private void handleConnectivityChange(int netType, boolean doReset) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1390 | /* |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1391 | * If a non-default network is enabled, add the host routes that |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1392 | * will allow it's DNS servers to be accessed. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1393 | */ |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1394 | handleDnsConfigurationChange(netType); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1395 | |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1396 | if (mNetTrackers[netType].getNetworkInfo().isConnected()) { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1397 | if (mNetConfigs[netType].isDefault()) { |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 1398 | handleApplyDefaultProxy(netType); |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1399 | addDefaultRoute(mNetTrackers[netType]); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1400 | } else { |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1401 | addPrivateDnsRoutes(mNetTrackers[netType]); |
| 1402 | } |
Kazuhiro Ondo | 01758e8 | 2011-04-30 20:10:57 -0500 | [diff] [blame] | 1403 | |
| 1404 | /** Notify TetheringService if interface name has been changed. */ |
| 1405 | if (TextUtils.equals(mNetTrackers[netType].getNetworkInfo().getReason(), |
| 1406 | Phone.REASON_LINK_PROPERTIES_CHANGED)) { |
| 1407 | handleTetherIfaceChange(netType); |
| 1408 | } |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1409 | } else { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1410 | if (mNetConfigs[netType].isDefault()) { |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1411 | removeDefaultRoute(mNetTrackers[netType]); |
| 1412 | } else { |
| 1413 | removePrivateDnsRoutes(mNetTrackers[netType]); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1414 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1415 | } |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame^] | 1416 | |
| 1417 | if (doReset) { |
| 1418 | LinkProperties linkProperties = mNetTrackers[netType].getLinkProperties(); |
| 1419 | if (linkProperties != null) { |
| 1420 | String iface = linkProperties.getInterfaceName(); |
| 1421 | if (TextUtils.isEmpty(iface) == false) { |
| 1422 | if (DBG) log("resetConnections(" + iface + ")"); |
| 1423 | NetworkUtils.resetConnections(iface); |
| 1424 | } |
| 1425 | } |
| 1426 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1427 | } |
| 1428 | |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1429 | private void addPrivateDnsRoutes(NetworkStateTracker nt) { |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1430 | boolean privateDnsRouteSet = nt.isPrivateDnsRouteSet(); |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1431 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1432 | if (p == null) return; |
| 1433 | String interfaceName = p.getInterfaceName(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1434 | |
| 1435 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1436 | log("addPrivateDnsRoutes for " + nt + |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1437 | "(" + interfaceName + ") - mPrivateDnsRouteSet = " + privateDnsRouteSet); |
| 1438 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1439 | if (interfaceName != null && !privateDnsRouteSet) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1440 | Collection<InetAddress> dnsList = p.getDnses(); |
| 1441 | for (InetAddress dns : dnsList) { |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1442 | addHostRoute(nt, dns, 0); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1443 | } |
| 1444 | nt.privateDnsRouteSet(true); |
| 1445 | } |
| 1446 | } |
| 1447 | |
| 1448 | private void removePrivateDnsRoutes(NetworkStateTracker nt) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1449 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1450 | if (p == null) return; |
| 1451 | String interfaceName = p.getInterfaceName(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1452 | boolean privateDnsRouteSet = nt.isPrivateDnsRouteSet(); |
| 1453 | if (interfaceName != null && privateDnsRouteSet) { |
| 1454 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1455 | log("removePrivateDnsRoutes for " + nt.getNetworkInfo().getTypeName() + |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1456 | " (" + interfaceName + ")"); |
| 1457 | } |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1458 | |
| 1459 | Collection<InetAddress> dnsList = p.getDnses(); |
| 1460 | for (InetAddress dns : dnsList) { |
| 1461 | if (DBG) log(" removing " + dns); |
| 1462 | RouteInfo route = RouteInfo.makeHostRoute(dns); |
| 1463 | try { |
| 1464 | mNetd.removeRoute(interfaceName, route); |
| 1465 | } catch (Exception ex) { |
| 1466 | loge("error (" + ex + ") removing dns route " + route); |
| 1467 | } |
| 1468 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1469 | nt.privateDnsRouteSet(false); |
| 1470 | } |
| 1471 | } |
| 1472 | |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1473 | |
| 1474 | private void addDefaultRoute(NetworkStateTracker nt) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1475 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1476 | if (p == null) return; |
| 1477 | String interfaceName = p.getInterfaceName(); |
Robert Greenwalt | 992564e | 2011-02-09 13:56:06 -0800 | [diff] [blame] | 1478 | if (TextUtils.isEmpty(interfaceName)) return; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1479 | |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1480 | for (RouteInfo route : p.getRoutes()) { |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 1481 | //TODO - handle non-default routes |
| 1482 | if (route.isDefaultRoute()) { |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1483 | if (DBG) log("adding default route " + route); |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 1484 | InetAddress gateway = route.getGateway(); |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1485 | if (addHostRoute(nt, gateway, 0)) { |
| 1486 | try { |
| 1487 | mNetd.addRoute(interfaceName, route); |
| 1488 | } catch (Exception e) { |
| 1489 | loge("error adding default route " + route); |
| 1490 | continue; |
| 1491 | } |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 1492 | if (DBG) { |
| 1493 | NetworkInfo networkInfo = nt.getNetworkInfo(); |
| 1494 | log("addDefaultRoute for " + networkInfo.getTypeName() + |
| 1495 | " (" + interfaceName + "), GatewayAddr=" + |
| 1496 | gateway.getHostAddress()); |
| 1497 | } |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1498 | } else { |
| 1499 | loge("error adding host route for default route " + route); |
Robert Greenwalt | edcb4f9 | 2011-03-22 18:47:42 -0700 | [diff] [blame] | 1500 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1501 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1502 | } |
| 1503 | } |
| 1504 | |
| 1505 | |
| 1506 | public void removeDefaultRoute(NetworkStateTracker nt) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1507 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1508 | if (p == null) return; |
| 1509 | String interfaceName = p.getInterfaceName(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1510 | |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1511 | if (interfaceName == null) return; |
| 1512 | |
| 1513 | for (RouteInfo route : p.getRoutes()) { |
| 1514 | //TODO - handle non-default routes |
| 1515 | if (route.isDefaultRoute()) { |
| 1516 | try { |
| 1517 | mNetd.removeRoute(interfaceName, route); |
| 1518 | } catch (Exception ex) { |
| 1519 | loge("error (" + ex + ") removing default route " + route); |
| 1520 | continue; |
| 1521 | } |
Robert Greenwalt | edcb4f9 | 2011-03-22 18:47:42 -0700 | [diff] [blame] | 1522 | if (DBG) { |
| 1523 | NetworkInfo networkInfo = nt.getNetworkInfo(); |
| 1524 | log("removeDefaultRoute for " + networkInfo.getTypeName() + " (" + |
| 1525 | interfaceName + ")"); |
| 1526 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1527 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1528 | } |
| 1529 | } |
| 1530 | |
| 1531 | /** |
| 1532 | * Reads the network specific TCP buffer sizes from SystemProperties |
| 1533 | * net.tcp.buffersize.[default|wifi|umts|edge|gprs] and set them for system |
| 1534 | * wide use |
| 1535 | */ |
| 1536 | public void updateNetworkSettings(NetworkStateTracker nt) { |
| 1537 | String key = nt.getTcpBufferSizesPropName(); |
| 1538 | String bufferSizes = SystemProperties.get(key); |
| 1539 | |
| 1540 | if (bufferSizes.length() == 0) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1541 | loge(key + " not found in system properties. Using defaults"); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1542 | |
| 1543 | // Setting to default values so we won't be stuck to previous values |
| 1544 | key = "net.tcp.buffersize.default"; |
| 1545 | bufferSizes = SystemProperties.get(key); |
| 1546 | } |
| 1547 | |
| 1548 | // Set values in kernel |
| 1549 | if (bufferSizes.length() != 0) { |
| 1550 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1551 | log("Setting TCP values: [" + bufferSizes |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1552 | + "] which comes from [" + key + "]"); |
| 1553 | } |
| 1554 | setBufferSize(bufferSizes); |
| 1555 | } |
| 1556 | } |
| 1557 | |
| 1558 | /** |
| 1559 | * Writes TCP buffer sizes to /sys/kernel/ipv4/tcp_[r/w]mem_[min/def/max] |
| 1560 | * which maps to /proc/sys/net/ipv4/tcp_rmem and tcpwmem |
| 1561 | * |
| 1562 | * @param bufferSizes in the format of "readMin, readInitial, readMax, |
| 1563 | * writeMin, writeInitial, writeMax" |
| 1564 | */ |
| 1565 | private void setBufferSize(String bufferSizes) { |
| 1566 | try { |
| 1567 | String[] values = bufferSizes.split(","); |
| 1568 | |
| 1569 | if (values.length == 6) { |
| 1570 | final String prefix = "/sys/kernel/ipv4/tcp_"; |
| 1571 | stringToFile(prefix + "rmem_min", values[0]); |
| 1572 | stringToFile(prefix + "rmem_def", values[1]); |
| 1573 | stringToFile(prefix + "rmem_max", values[2]); |
| 1574 | stringToFile(prefix + "wmem_min", values[3]); |
| 1575 | stringToFile(prefix + "wmem_def", values[4]); |
| 1576 | stringToFile(prefix + "wmem_max", values[5]); |
| 1577 | } else { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1578 | loge("Invalid buffersize string: " + bufferSizes); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1579 | } |
| 1580 | } catch (IOException e) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1581 | loge("Can't set tcp buffer sizes:" + e); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1582 | } |
| 1583 | } |
| 1584 | |
| 1585 | /** |
| 1586 | * Writes string to file. Basically same as "echo -n $string > $filename" |
| 1587 | * |
| 1588 | * @param filename |
| 1589 | * @param string |
| 1590 | * @throws IOException |
| 1591 | */ |
| 1592 | private void stringToFile(String filename, String string) throws IOException { |
| 1593 | FileWriter out = new FileWriter(filename); |
| 1594 | try { |
| 1595 | out.write(string); |
| 1596 | } finally { |
| 1597 | out.close(); |
| 1598 | } |
| 1599 | } |
| 1600 | |
| 1601 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1602 | /** |
| 1603 | * Adjust the per-process dns entries (net.dns<x>.<pid>) based |
| 1604 | * on the highest priority active net which this process requested. |
| 1605 | * If there aren't any, clear it out |
| 1606 | */ |
| 1607 | private void reassessPidDns(int myPid, boolean doBump) |
| 1608 | { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1609 | if (DBG) log("reassessPidDns for pid " + myPid); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1610 | for(int i : mPriorityList) { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1611 | if (mNetConfigs[i].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1612 | continue; |
| 1613 | } |
| 1614 | NetworkStateTracker nt = mNetTrackers[i]; |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1615 | if (nt.getNetworkInfo().isConnected() && |
| 1616 | !nt.isTeardownRequested()) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1617 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1618 | if (p == null) continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1619 | List pids = mNetRequestersPids[i]; |
| 1620 | for (int j=0; j<pids.size(); j++) { |
| 1621 | Integer pid = (Integer)pids.get(j); |
| 1622 | if (pid.intValue() == myPid) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1623 | Collection<InetAddress> dnses = p.getDnses(); |
| 1624 | writePidDns(dnses, myPid); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1625 | if (doBump) { |
| 1626 | bumpDns(); |
| 1627 | } |
| 1628 | return; |
| 1629 | } |
| 1630 | } |
| 1631 | } |
| 1632 | } |
| 1633 | // nothing found - delete |
| 1634 | for (int i = 1; ; i++) { |
| 1635 | String prop = "net.dns" + i + "." + myPid; |
| 1636 | if (SystemProperties.get(prop).length() == 0) { |
| 1637 | if (doBump) { |
| 1638 | bumpDns(); |
| 1639 | } |
| 1640 | return; |
| 1641 | } |
| 1642 | SystemProperties.set(prop, ""); |
| 1643 | } |
| 1644 | } |
| 1645 | |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1646 | // return true if results in a change |
| 1647 | private boolean writePidDns(Collection <InetAddress> dnses, int pid) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1648 | int j = 1; |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1649 | boolean changed = false; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1650 | for (InetAddress dns : dnses) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1651 | String dnsString = dns.getHostAddress(); |
| 1652 | if (changed || !dnsString.equals(SystemProperties.get("net.dns" + j + "." + pid))) { |
| 1653 | changed = true; |
| 1654 | SystemProperties.set("net.dns" + j++ + "." + pid, dns.getHostAddress()); |
| 1655 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1656 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1657 | return changed; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1658 | } |
| 1659 | |
| 1660 | private void bumpDns() { |
| 1661 | /* |
| 1662 | * Bump the property that tells the name resolver library to reread |
| 1663 | * the DNS server list from the properties. |
| 1664 | */ |
| 1665 | String propVal = SystemProperties.get("net.dnschange"); |
| 1666 | int n = 0; |
| 1667 | if (propVal.length() != 0) { |
| 1668 | try { |
| 1669 | n = Integer.parseInt(propVal); |
| 1670 | } catch (NumberFormatException e) {} |
| 1671 | } |
| 1672 | SystemProperties.set("net.dnschange", "" + (n+1)); |
Robert Greenwalt | 03595d0 | 2010-11-02 14:08:23 -0700 | [diff] [blame] | 1673 | /* |
| 1674 | * Tell the VMs to toss their DNS caches |
| 1675 | */ |
| 1676 | Intent intent = new Intent(Intent.ACTION_CLEAR_DNS_CACHE); |
| 1677 | intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); |
Stan Chesnutt | 3d1db86 | 2011-01-05 17:14:03 -0800 | [diff] [blame] | 1678 | /* |
| 1679 | * Connectivity events can happen before boot has completed ... |
| 1680 | */ |
| 1681 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
Robert Greenwalt | 03595d0 | 2010-11-02 14:08:23 -0700 | [diff] [blame] | 1682 | mContext.sendBroadcast(intent); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1683 | } |
| 1684 | |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1685 | private void handleDnsConfigurationChange(int netType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1686 | // add default net's dns entries |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1687 | NetworkStateTracker nt = mNetTrackers[netType]; |
| 1688 | if (nt != null && nt.getNetworkInfo().isConnected() && !nt.isTeardownRequested()) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1689 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1690 | if (p == null) return; |
| 1691 | Collection<InetAddress> dnses = p.getDnses(); |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1692 | boolean changed = false; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1693 | if (mNetConfigs[netType].isDefault()) { |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1694 | int j = 1; |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1695 | if (dnses.size() == 0 && mDefaultDns != null) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1696 | String dnsString = mDefaultDns.getHostAddress(); |
| 1697 | if (!dnsString.equals(SystemProperties.get("net.dns1"))) { |
| 1698 | if (DBG) { |
| 1699 | log("no dns provided - using " + dnsString); |
| 1700 | } |
| 1701 | changed = true; |
| 1702 | SystemProperties.set("net.dns1", dnsString); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1703 | } |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1704 | j++; |
| 1705 | } else { |
| 1706 | for (InetAddress dns : dnses) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1707 | String dnsString = dns.getHostAddress(); |
| 1708 | if (!changed && dnsString.equals(SystemProperties.get("net.dns" + j))) { |
| 1709 | j++; |
| 1710 | continue; |
| 1711 | } |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1712 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1713 | log("adding dns " + dns + " for " + |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1714 | nt.getNetworkInfo().getTypeName()); |
| 1715 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1716 | changed = true; |
| 1717 | SystemProperties.set("net.dns" + j++, dnsString); |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1718 | } |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1719 | } |
| 1720 | for (int k=j ; k<mNumDnsEntries; k++) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1721 | if (changed || !TextUtils.isEmpty(SystemProperties.get("net.dns" + k))) { |
| 1722 | if (DBG) log("erasing net.dns" + k); |
| 1723 | changed = true; |
| 1724 | SystemProperties.set("net.dns" + k, ""); |
| 1725 | } |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1726 | } |
| 1727 | mNumDnsEntries = j; |
| 1728 | } else { |
| 1729 | // set per-pid dns for attached secondary nets |
| 1730 | List pids = mNetRequestersPids[netType]; |
| 1731 | for (int y=0; y< pids.size(); y++) { |
| 1732 | Integer pid = (Integer)pids.get(y); |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1733 | changed = writePidDns(dnses, pid.intValue()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1734 | } |
| 1735 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1736 | if (changed) bumpDns(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1737 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1738 | } |
| 1739 | |
Robert Greenwalt | f2102f7 | 2011-05-03 19:02:44 -0700 | [diff] [blame] | 1740 | private int getRestoreDefaultNetworkDelay(int networkType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1741 | String restoreDefaultNetworkDelayStr = SystemProperties.get( |
| 1742 | NETWORK_RESTORE_DELAY_PROP_NAME); |
| 1743 | if(restoreDefaultNetworkDelayStr != null && |
| 1744 | restoreDefaultNetworkDelayStr.length() != 0) { |
| 1745 | try { |
| 1746 | return Integer.valueOf(restoreDefaultNetworkDelayStr); |
| 1747 | } catch (NumberFormatException e) { |
| 1748 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1749 | } |
Robert Greenwalt | f2102f7 | 2011-05-03 19:02:44 -0700 | [diff] [blame] | 1750 | // if the system property isn't set, use the value for the apn type |
| 1751 | int ret = RESTORE_DEFAULT_NETWORK_DELAY; |
| 1752 | |
| 1753 | if ((networkType <= ConnectivityManager.MAX_NETWORK_TYPE) && |
| 1754 | (mNetConfigs[networkType] != null)) { |
| 1755 | ret = mNetConfigs[networkType].restoreTime; |
| 1756 | } |
| 1757 | return ret; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1758 | } |
| 1759 | |
| 1760 | @Override |
| 1761 | protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1762 | if (mContext.checkCallingOrSelfPermission( |
| 1763 | android.Manifest.permission.DUMP) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1764 | != PackageManager.PERMISSION_GRANTED) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1765 | pw.println("Permission Denial: can't dump ConnectivityService " + |
| 1766 | "from from pid=" + Binder.getCallingPid() + ", uid=" + |
| 1767 | Binder.getCallingUid()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1768 | return; |
| 1769 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1770 | pw.println(); |
| 1771 | for (NetworkStateTracker nst : mNetTrackers) { |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 1772 | if (nst != null) { |
| 1773 | if (nst.getNetworkInfo().isConnected()) { |
| 1774 | pw.println("Active network: " + nst.getNetworkInfo(). |
| 1775 | getTypeName()); |
| 1776 | } |
| 1777 | pw.println(nst.getNetworkInfo()); |
| 1778 | pw.println(nst); |
| 1779 | pw.println(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1780 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1781 | } |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 1782 | |
| 1783 | pw.println("Network Requester Pids:"); |
| 1784 | for (int net : mPriorityList) { |
| 1785 | String pidString = net + ": "; |
| 1786 | for (Object pid : mNetRequestersPids[net]) { |
| 1787 | pidString = pidString + pid.toString() + ", "; |
| 1788 | } |
| 1789 | pw.println(pidString); |
| 1790 | } |
| 1791 | pw.println(); |
| 1792 | |
| 1793 | pw.println("FeatureUsers:"); |
| 1794 | for (Object requester : mFeatureUsers) { |
| 1795 | pw.println(requester.toString()); |
| 1796 | } |
| 1797 | pw.println(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1798 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1799 | synchronized (this) { |
| 1800 | pw.println("NetworkTranstionWakeLock is currently " + |
| 1801 | (mNetTransitionWakeLock.isHeld() ? "" : "not ") + "held."); |
| 1802 | pw.println("It was last requested for "+mNetTransitionWakeLockCausedBy); |
| 1803 | } |
| 1804 | pw.println(); |
| 1805 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1806 | mTethering.dump(fd, pw, args); |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 1807 | |
| 1808 | if (mInetLog != null) { |
| 1809 | pw.println(); |
| 1810 | pw.println("Inet condition reports:"); |
| 1811 | for(int i = 0; i < mInetLog.size(); i++) { |
| 1812 | pw.println(mInetLog.get(i)); |
| 1813 | } |
| 1814 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1815 | } |
| 1816 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1817 | // must be stateless - things change under us. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1818 | private class MyHandler extends Handler { |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 1819 | public MyHandler(Looper looper) { |
| 1820 | super(looper); |
| 1821 | } |
| 1822 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1823 | @Override |
| 1824 | public void handleMessage(Message msg) { |
| 1825 | NetworkInfo info; |
| 1826 | switch (msg.what) { |
| 1827 | case NetworkStateTracker.EVENT_STATE_CHANGED: |
| 1828 | info = (NetworkInfo) msg.obj; |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1829 | int type = info.getType(); |
| 1830 | NetworkInfo.State state = info.getState(); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1831 | |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1832 | if (DBG) log("ConnectivityChange for " + |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1833 | info.getTypeName() + ": " + |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1834 | state + "/" + info.getDetailedState()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1835 | |
| 1836 | // Connectivity state changed: |
| 1837 | // [31-13] Reserved for future use |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1838 | // [12-9] Network subtype (for mobile network, as defined |
| 1839 | // by TelephonyManager) |
| 1840 | // [8-3] Detailed state ordinal (as defined by |
| 1841 | // NetworkInfo.DetailedState) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1842 | // [2-0] Network type (as defined by ConnectivityManager) |
| 1843 | int eventLogParam = (info.getType() & 0x7) | |
| 1844 | ((info.getDetailedState().ordinal() & 0x3f) << 3) | |
| 1845 | (info.getSubtype() << 9); |
Doug Zongker | ab5c49c | 2009-12-04 10:31:43 -0800 | [diff] [blame] | 1846 | EventLog.writeEvent(EventLogTags.CONNECTIVITY_STATE_CHANGED, |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1847 | eventLogParam); |
| 1848 | |
| 1849 | if (info.getDetailedState() == |
| 1850 | NetworkInfo.DetailedState.FAILED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1851 | handleConnectionFailure(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1852 | } else if (state == NetworkInfo.State.DISCONNECTED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1853 | handleDisconnect(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1854 | } else if (state == NetworkInfo.State.SUSPENDED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1855 | // TODO: need to think this over. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1856 | // the logic here is, handle SUSPENDED the same as |
| 1857 | // DISCONNECTED. The only difference being we are |
| 1858 | // broadcasting an intent with NetworkInfo that's |
| 1859 | // suspended. This allows the applications an |
| 1860 | // opportunity to handle DISCONNECTED and SUSPENDED |
| 1861 | // differently, or not. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1862 | handleDisconnect(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1863 | } else if (state == NetworkInfo.State.CONNECTED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1864 | handleConnect(info); |
| 1865 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1866 | break; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1867 | case NetworkStateTracker.EVENT_CONFIGURATION_CHANGED: |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1868 | info = (NetworkInfo) msg.obj; |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame^] | 1869 | handleConnectivityChange(info.getType(), true); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1870 | break; |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 1871 | case EVENT_CLEAR_NET_TRANSITION_WAKELOCK: |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1872 | String causedBy = null; |
| 1873 | synchronized (ConnectivityService.this) { |
| 1874 | if (msg.arg1 == mNetTransitionWakeLockSerialNumber && |
| 1875 | mNetTransitionWakeLock.isHeld()) { |
| 1876 | mNetTransitionWakeLock.release(); |
| 1877 | causedBy = mNetTransitionWakeLockCausedBy; |
| 1878 | } |
| 1879 | } |
| 1880 | if (causedBy != null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1881 | log("NetTransition Wakelock for " + causedBy + " released by timeout"); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1882 | } |
Robert Greenwalt | 057d5e9 | 2010-09-09 14:05:10 -0700 | [diff] [blame] | 1883 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1884 | case EVENT_RESTORE_DEFAULT_NETWORK: |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1885 | FeatureUser u = (FeatureUser)msg.obj; |
| 1886 | u.expire(); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1887 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1888 | case EVENT_INET_CONDITION_CHANGE: |
| 1889 | { |
| 1890 | int netType = msg.arg1; |
| 1891 | int condition = msg.arg2; |
| 1892 | handleInetConditionChange(netType, condition); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1893 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1894 | } |
| 1895 | case EVENT_INET_CONDITION_HOLD_END: |
| 1896 | { |
| 1897 | int netType = msg.arg1; |
| 1898 | int sequence = msg.arg2; |
| 1899 | handleInetConditionHoldEnd(netType, sequence); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1900 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1901 | } |
| 1902 | case EVENT_SET_NETWORK_PREFERENCE: |
| 1903 | { |
| 1904 | int preference = msg.arg1; |
| 1905 | handleSetNetworkPreference(preference); |
| 1906 | break; |
| 1907 | } |
| 1908 | case EVENT_SET_BACKGROUND_DATA: |
| 1909 | { |
| 1910 | boolean enabled = (msg.arg1 == ENABLED); |
| 1911 | handleSetBackgroundData(enabled); |
| 1912 | break; |
| 1913 | } |
| 1914 | case EVENT_SET_MOBILE_DATA: |
| 1915 | { |
| 1916 | boolean enabled = (msg.arg1 == ENABLED); |
| 1917 | handleSetMobileData(enabled); |
| 1918 | break; |
| 1919 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 1920 | case EVENT_APPLY_GLOBAL_HTTP_PROXY: |
| 1921 | { |
| 1922 | handleDeprecatedGlobalHttpProxy(); |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1923 | break; |
| 1924 | } |
| 1925 | case EVENT_SET_DEPENDENCY_MET: |
| 1926 | { |
| 1927 | boolean met = (msg.arg1 == ENABLED); |
| 1928 | handleSetDependencyMet(msg.arg2, met); |
| 1929 | break; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 1930 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1931 | } |
| 1932 | } |
| 1933 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1934 | |
| 1935 | // javadoc from interface |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1936 | public int tether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1937 | enforceTetherChangePermission(); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1938 | |
| 1939 | if (isTetheringSupported()) { |
| 1940 | return mTethering.tether(iface); |
| 1941 | } else { |
| 1942 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 1943 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1944 | } |
| 1945 | |
| 1946 | // javadoc from interface |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1947 | public int untether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1948 | enforceTetherChangePermission(); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1949 | |
| 1950 | if (isTetheringSupported()) { |
| 1951 | return mTethering.untether(iface); |
| 1952 | } else { |
| 1953 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 1954 | } |
| 1955 | } |
| 1956 | |
| 1957 | // javadoc from interface |
| 1958 | public int getLastTetherError(String iface) { |
| 1959 | enforceTetherAccessPermission(); |
| 1960 | |
| 1961 | if (isTetheringSupported()) { |
| 1962 | return mTethering.getLastTetherError(iface); |
| 1963 | } else { |
| 1964 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 1965 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1966 | } |
| 1967 | |
| 1968 | // TODO - proper iface API for selection by property, inspection, etc |
| 1969 | public String[] getTetherableUsbRegexs() { |
| 1970 | enforceTetherAccessPermission(); |
| 1971 | if (isTetheringSupported()) { |
| 1972 | return mTethering.getTetherableUsbRegexs(); |
| 1973 | } else { |
| 1974 | return new String[0]; |
| 1975 | } |
| 1976 | } |
| 1977 | |
| 1978 | public String[] getTetherableWifiRegexs() { |
| 1979 | enforceTetherAccessPermission(); |
| 1980 | if (isTetheringSupported()) { |
| 1981 | return mTethering.getTetherableWifiRegexs(); |
| 1982 | } else { |
| 1983 | return new String[0]; |
| 1984 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1985 | } |
| 1986 | |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 1987 | public String[] getTetherableBluetoothRegexs() { |
| 1988 | enforceTetherAccessPermission(); |
| 1989 | if (isTetheringSupported()) { |
| 1990 | return mTethering.getTetherableBluetoothRegexs(); |
| 1991 | } else { |
| 1992 | return new String[0]; |
| 1993 | } |
| 1994 | } |
| 1995 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1996 | // TODO - move iface listing, queries, etc to new module |
| 1997 | // javadoc from interface |
| 1998 | public String[] getTetherableIfaces() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1999 | enforceTetherAccessPermission(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2000 | return mTethering.getTetherableIfaces(); |
| 2001 | } |
| 2002 | |
| 2003 | public String[] getTetheredIfaces() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2004 | enforceTetherAccessPermission(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2005 | return mTethering.getTetheredIfaces(); |
| 2006 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2007 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 2008 | public String[] getTetheringErroredIfaces() { |
| 2009 | enforceTetherAccessPermission(); |
| 2010 | return mTethering.getErroredIfaces(); |
| 2011 | } |
| 2012 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2013 | // if ro.tether.denied = true we default to no tethering |
| 2014 | // gservices could set the secure setting to 1 though to enable it on a build where it |
| 2015 | // had previously been turned off. |
| 2016 | public boolean isTetheringSupported() { |
| 2017 | enforceTetherAccessPermission(); |
| 2018 | int defaultVal = (SystemProperties.get("ro.tether.denied").equals("true") ? 0 : 1); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 2019 | boolean tetherEnabledInSettings = (Settings.Secure.getInt(mContext.getContentResolver(), |
| 2020 | Settings.Secure.TETHER_SUPPORTED, defaultVal) != 0); |
| 2021 | return tetherEnabledInSettings && mTetheringConfigValid; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2022 | } |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2023 | |
| 2024 | // An API NetworkStateTrackers can call when they lose their network. |
| 2025 | // This will automatically be cleared after X seconds or a network becomes CONNECTED, |
| 2026 | // whichever happens first. The timer is started by the first caller and not |
| 2027 | // restarted by subsequent callers. |
| 2028 | public void requestNetworkTransitionWakelock(String forWhom) { |
| 2029 | enforceConnectivityInternalPermission(); |
| 2030 | synchronized (this) { |
| 2031 | if (mNetTransitionWakeLock.isHeld()) return; |
| 2032 | mNetTransitionWakeLockSerialNumber++; |
| 2033 | mNetTransitionWakeLock.acquire(); |
| 2034 | mNetTransitionWakeLockCausedBy = forWhom; |
| 2035 | } |
| 2036 | mHandler.sendMessageDelayed(mHandler.obtainMessage( |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 2037 | EVENT_CLEAR_NET_TRANSITION_WAKELOCK, |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2038 | mNetTransitionWakeLockSerialNumber, 0), |
| 2039 | mNetTransitionWakeLockTimeout); |
| 2040 | return; |
| 2041 | } |
Robert Greenwalt | ca4306c | 2010-09-09 13:15:32 -0700 | [diff] [blame] | 2042 | |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2043 | // 100 percent is full good, 0 is full bad. |
| 2044 | public void reportInetCondition(int networkType, int percentage) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2045 | if (DBG) log("reportNetworkCondition(" + networkType + ", " + percentage + ")"); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2046 | mContext.enforceCallingOrSelfPermission( |
| 2047 | android.Manifest.permission.STATUS_BAR, |
| 2048 | "ConnectivityService"); |
| 2049 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 2050 | if (DBG) { |
| 2051 | int pid = getCallingPid(); |
| 2052 | int uid = getCallingUid(); |
| 2053 | String s = pid + "(" + uid + ") reports inet is " + |
| 2054 | (percentage > 50 ? "connected" : "disconnected") + " (" + percentage + ") on " + |
| 2055 | "network Type " + networkType + " at " + GregorianCalendar.getInstance().getTime(); |
| 2056 | mInetLog.add(s); |
| 2057 | while(mInetLog.size() > INET_CONDITION_LOG_MAX_SIZE) { |
| 2058 | mInetLog.remove(0); |
| 2059 | } |
| 2060 | } |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2061 | mHandler.sendMessage(mHandler.obtainMessage( |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2062 | EVENT_INET_CONDITION_CHANGE, networkType, percentage)); |
| 2063 | } |
| 2064 | |
| 2065 | private void handleInetConditionChange(int netType, int condition) { |
| 2066 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2067 | log("Inet connectivity change, net=" + |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2068 | netType + ", condition=" + condition + |
| 2069 | ",mActiveDefaultNetwork=" + mActiveDefaultNetwork); |
| 2070 | } |
| 2071 | if (mActiveDefaultNetwork == -1) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2072 | if (DBG) log("no active default network - aborting"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2073 | return; |
| 2074 | } |
| 2075 | if (mActiveDefaultNetwork != netType) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2076 | if (DBG) log("given net not default - aborting"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2077 | return; |
| 2078 | } |
| 2079 | mDefaultInetCondition = condition; |
| 2080 | int delay; |
| 2081 | if (mInetConditionChangeInFlight == false) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2082 | if (DBG) log("starting a change hold"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2083 | // setup a new hold to debounce this |
| 2084 | if (mDefaultInetCondition > 50) { |
| 2085 | delay = Settings.Secure.getInt(mContext.getContentResolver(), |
| 2086 | Settings.Secure.INET_CONDITION_DEBOUNCE_UP_DELAY, 500); |
| 2087 | } else { |
| 2088 | delay = Settings.Secure.getInt(mContext.getContentResolver(), |
| 2089 | Settings.Secure.INET_CONDITION_DEBOUNCE_DOWN_DELAY, 3000); |
| 2090 | } |
| 2091 | mInetConditionChangeInFlight = true; |
| 2092 | mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_INET_CONDITION_HOLD_END, |
| 2093 | mActiveDefaultNetwork, mDefaultConnectionSequence), delay); |
| 2094 | } else { |
| 2095 | // we've set the new condition, when this hold ends that will get |
| 2096 | // picked up |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2097 | if (DBG) log("currently in hold - not setting new end evt"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2098 | } |
| 2099 | } |
| 2100 | |
| 2101 | private void handleInetConditionHoldEnd(int netType, int sequence) { |
| 2102 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2103 | log("Inet hold end, net=" + netType + |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2104 | ", condition =" + mDefaultInetCondition + |
| 2105 | ", published condition =" + mDefaultInetConditionPublished); |
| 2106 | } |
| 2107 | mInetConditionChangeInFlight = false; |
| 2108 | |
| 2109 | if (mActiveDefaultNetwork == -1) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2110 | if (DBG) log("no active default network - aborting"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2111 | return; |
| 2112 | } |
| 2113 | if (mDefaultConnectionSequence != sequence) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2114 | if (DBG) log("event hold for obsolete network - aborting"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2115 | return; |
| 2116 | } |
| 2117 | if (mDefaultInetConditionPublished == mDefaultInetCondition) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2118 | if (DBG) log("no change in condition - aborting"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2119 | return; |
| 2120 | } |
| 2121 | NetworkInfo networkInfo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo(); |
| 2122 | if (networkInfo.isConnected() == false) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2123 | if (DBG) log("default network not connected - aborting"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2124 | return; |
| 2125 | } |
| 2126 | mDefaultInetConditionPublished = mDefaultInetCondition; |
| 2127 | sendInetConditionBroadcast(networkInfo); |
| 2128 | return; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2129 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2130 | |
| 2131 | public synchronized ProxyProperties getProxy() { |
| 2132 | if (mGlobalProxy != null) return mGlobalProxy; |
| 2133 | if (mDefaultProxy != null) return mDefaultProxy; |
| 2134 | return null; |
| 2135 | } |
| 2136 | |
| 2137 | public void setGlobalProxy(ProxyProperties proxyProperties) { |
| 2138 | enforceChangePermission(); |
| 2139 | synchronized (mGlobalProxyLock) { |
| 2140 | if (proxyProperties == mGlobalProxy) return; |
| 2141 | if (proxyProperties != null && proxyProperties.equals(mGlobalProxy)) return; |
| 2142 | if (mGlobalProxy != null && mGlobalProxy.equals(proxyProperties)) return; |
| 2143 | |
| 2144 | String host = ""; |
| 2145 | int port = 0; |
| 2146 | String exclList = ""; |
| 2147 | if (proxyProperties != null && !TextUtils.isEmpty(proxyProperties.getHost())) { |
| 2148 | mGlobalProxy = new ProxyProperties(proxyProperties); |
| 2149 | host = mGlobalProxy.getHost(); |
| 2150 | port = mGlobalProxy.getPort(); |
| 2151 | exclList = mGlobalProxy.getExclusionList(); |
| 2152 | } else { |
| 2153 | mGlobalProxy = null; |
| 2154 | } |
| 2155 | ContentResolver res = mContext.getContentResolver(); |
| 2156 | Settings.Secure.putString(res, Settings.Secure.GLOBAL_HTTP_PROXY_HOST, host); |
| 2157 | Settings.Secure.putInt(res, Settings.Secure.GLOBAL_HTTP_PROXY_PORT, port); |
Robert Greenwalt | b7090d6 | 2010-12-02 11:31:00 -0800 | [diff] [blame] | 2158 | Settings.Secure.putString(res, Settings.Secure.GLOBAL_HTTP_PROXY_EXCLUSION_LIST, |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2159 | exclList); |
| 2160 | } |
| 2161 | |
| 2162 | if (mGlobalProxy == null) { |
| 2163 | proxyProperties = mDefaultProxy; |
| 2164 | } |
| 2165 | sendProxyBroadcast(proxyProperties); |
| 2166 | } |
| 2167 | |
Robert Greenwalt | b7090d6 | 2010-12-02 11:31:00 -0800 | [diff] [blame] | 2168 | private void loadGlobalProxy() { |
| 2169 | ContentResolver res = mContext.getContentResolver(); |
| 2170 | String host = Settings.Secure.getString(res, Settings.Secure.GLOBAL_HTTP_PROXY_HOST); |
| 2171 | int port = Settings.Secure.getInt(res, Settings.Secure.GLOBAL_HTTP_PROXY_PORT, 0); |
| 2172 | String exclList = Settings.Secure.getString(res, |
| 2173 | Settings.Secure.GLOBAL_HTTP_PROXY_EXCLUSION_LIST); |
| 2174 | if (!TextUtils.isEmpty(host)) { |
| 2175 | ProxyProperties proxyProperties = new ProxyProperties(host, port, exclList); |
| 2176 | synchronized (mGlobalProxyLock) { |
| 2177 | mGlobalProxy = proxyProperties; |
| 2178 | } |
| 2179 | } |
| 2180 | } |
| 2181 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2182 | public ProxyProperties getGlobalProxy() { |
| 2183 | synchronized (mGlobalProxyLock) { |
| 2184 | return mGlobalProxy; |
| 2185 | } |
| 2186 | } |
| 2187 | |
| 2188 | private void handleApplyDefaultProxy(int type) { |
| 2189 | // check if new default - push it out to all VM if so |
| 2190 | ProxyProperties proxy = mNetTrackers[type].getLinkProperties().getHttpProxy(); |
| 2191 | synchronized (this) { |
| 2192 | if (mDefaultProxy != null && mDefaultProxy.equals(proxy)) return; |
| 2193 | if (mDefaultProxy == proxy) return; |
| 2194 | if (!TextUtils.isEmpty(proxy.getHost())) { |
| 2195 | mDefaultProxy = proxy; |
| 2196 | } else { |
| 2197 | mDefaultProxy = null; |
| 2198 | } |
| 2199 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2200 | if (DBG) log("changing default proxy to " + proxy); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2201 | if ((proxy == null && mGlobalProxy == null) || proxy.equals(mGlobalProxy)) return; |
| 2202 | if (mGlobalProxy != null) return; |
| 2203 | sendProxyBroadcast(proxy); |
| 2204 | } |
| 2205 | |
| 2206 | private void handleDeprecatedGlobalHttpProxy() { |
| 2207 | String proxy = Settings.Secure.getString(mContext.getContentResolver(), |
| 2208 | Settings.Secure.HTTP_PROXY); |
| 2209 | if (!TextUtils.isEmpty(proxy)) { |
| 2210 | String data[] = proxy.split(":"); |
| 2211 | String proxyHost = data[0]; |
| 2212 | int proxyPort = 8080; |
| 2213 | if (data.length > 1) { |
| 2214 | try { |
| 2215 | proxyPort = Integer.parseInt(data[1]); |
| 2216 | } catch (NumberFormatException e) { |
| 2217 | return; |
| 2218 | } |
| 2219 | } |
| 2220 | ProxyProperties p = new ProxyProperties(data[0], proxyPort, ""); |
| 2221 | setGlobalProxy(p); |
| 2222 | } |
| 2223 | } |
| 2224 | |
| 2225 | private void sendProxyBroadcast(ProxyProperties proxy) { |
Robert Greenwalt | 55985be | 2010-12-23 15:51:10 -0800 | [diff] [blame] | 2226 | if (proxy == null) proxy = new ProxyProperties("", 0, ""); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2227 | log("sending Proxy Broadcast for " + proxy); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2228 | Intent intent = new Intent(Proxy.PROXY_CHANGE_ACTION); |
Stan Chesnutt | b35d67a | 2011-01-06 11:00:19 -0800 | [diff] [blame] | 2229 | intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING | |
| 2230 | Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2231 | intent.putExtra(Proxy.EXTRA_PROXY_INFO, proxy); |
Robert Greenwalt | a2e1339 | 2010-12-06 11:29:17 -0800 | [diff] [blame] | 2232 | mContext.sendStickyBroadcast(intent); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2233 | } |
| 2234 | |
| 2235 | private static class SettingsObserver extends ContentObserver { |
| 2236 | private int mWhat; |
| 2237 | private Handler mHandler; |
| 2238 | SettingsObserver(Handler handler, int what) { |
| 2239 | super(handler); |
| 2240 | mHandler = handler; |
| 2241 | mWhat = what; |
| 2242 | } |
| 2243 | |
| 2244 | void observe(Context context) { |
| 2245 | ContentResolver resolver = context.getContentResolver(); |
| 2246 | resolver.registerContentObserver(Settings.Secure.getUriFor( |
| 2247 | Settings.Secure.HTTP_PROXY), false, this); |
| 2248 | } |
| 2249 | |
| 2250 | @Override |
| 2251 | public void onChange(boolean selfChange) { |
| 2252 | mHandler.obtainMessage(mWhat).sendToTarget(); |
| 2253 | } |
| 2254 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2255 | |
Kazuhiro Ondo | 01758e8 | 2011-04-30 20:10:57 -0500 | [diff] [blame] | 2256 | private void handleTetherIfaceChange(int type) { |
| 2257 | String iface = mNetTrackers[type].getLinkProperties().getInterfaceName(); |
| 2258 | |
| 2259 | if (isTetheringSupported()) { |
| 2260 | mTethering.handleTetherIfaceChange(iface); |
| 2261 | } |
| 2262 | } |
| 2263 | |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2264 | private void log(String s) { |
| 2265 | Slog.d(TAG, s); |
| 2266 | } |
| 2267 | |
| 2268 | private void loge(String s) { |
| 2269 | Slog.e(TAG, s); |
| 2270 | } |
Wink Saville | 9d7d628 | 2011-03-12 14:52:01 -0800 | [diff] [blame] | 2271 | int convertFeatureToNetworkType(String feature){ |
| 2272 | int networkType = -1; |
| 2273 | if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_MMS)) { |
| 2274 | networkType = ConnectivityManager.TYPE_MOBILE_MMS; |
| 2275 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_SUPL)) { |
| 2276 | networkType = ConnectivityManager.TYPE_MOBILE_SUPL; |
| 2277 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_DUN) || |
| 2278 | TextUtils.equals(feature, Phone.FEATURE_ENABLE_DUN_ALWAYS)) { |
| 2279 | networkType = ConnectivityManager.TYPE_MOBILE_DUN; |
| 2280 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_HIPRI)) { |
| 2281 | networkType = ConnectivityManager.TYPE_MOBILE_HIPRI; |
| 2282 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_FOTA)) { |
| 2283 | networkType = ConnectivityManager.TYPE_MOBILE_FOTA; |
| 2284 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_IMS)) { |
| 2285 | networkType = ConnectivityManager.TYPE_MOBILE_IMS; |
| 2286 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_CBS)) { |
| 2287 | networkType = ConnectivityManager.TYPE_MOBILE_CBS; |
| 2288 | } |
| 2289 | return networkType; |
| 2290 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2291 | } |