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 | |
Jeff Sharkey | 1a30395 | 2011-06-16 13:04:20 -0700 | [diff] [blame] | 19 | import static android.Manifest.permission.MANAGE_NETWORK_POLICY; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 20 | import static android.net.ConnectivityManager.isNetworkTypeValid; |
| 21 | import static android.net.NetworkPolicyManager.RULE_ALLOW_ALL; |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 22 | import static android.net.NetworkPolicyManager.RULE_REJECT_METERED; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 23 | |
Jaikumar Ganesh | 15c7439 | 2010-12-21 22:31:44 -0800 | [diff] [blame] | 24 | import android.bluetooth.BluetoothTetheringDataTracker; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 25 | import android.content.ContentResolver; |
| 26 | import android.content.Context; |
| 27 | import android.content.Intent; |
| 28 | import android.content.pm.PackageManager; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 29 | import android.database.ContentObserver; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 30 | import android.net.ConnectivityManager; |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 31 | import android.net.DummyDataStateTracker; |
Benoit Goby | 1997069 | 2010-12-22 14:29:40 -0800 | [diff] [blame] | 32 | import android.net.EthernetDataTracker; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 33 | import android.net.IConnectivityManager; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 34 | import android.net.INetworkPolicyListener; |
| 35 | import android.net.INetworkPolicyManager; |
Jaikumar Ganesh | 15c7439 | 2010-12-21 22:31:44 -0800 | [diff] [blame] | 36 | import android.net.LinkProperties; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 37 | import android.net.MobileDataStateTracker; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 38 | import android.net.NetworkConfig; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 39 | import android.net.NetworkInfo; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 40 | import android.net.NetworkInfo.DetailedState; |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 41 | import android.net.NetworkState; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 42 | import android.net.NetworkStateTracker; |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 43 | import android.net.NetworkUtils; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 44 | import android.net.Proxy; |
| 45 | import android.net.ProxyProperties; |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 46 | import android.net.RouteInfo; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 47 | import android.net.wifi.WifiStateTracker; |
| 48 | import android.os.Binder; |
Mike Lockwood | da8bb74 | 2011-05-28 13:24:04 -0400 | [diff] [blame] | 49 | import android.os.FileUtils; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 50 | import android.os.Handler; |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 51 | import android.os.HandlerThread; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 52 | import android.os.IBinder; |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 53 | import android.os.INetworkManagementService; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 54 | import android.os.Looper; |
| 55 | import android.os.Message; |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 56 | import android.os.ParcelFileDescriptor; |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 57 | import android.os.PowerManager; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 58 | import android.os.RemoteException; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 59 | import android.os.ServiceManager; |
| 60 | import android.os.SystemProperties; |
| 61 | import android.provider.Settings; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 62 | import android.text.TextUtils; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 63 | import android.util.EventLog; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 64 | import android.util.Slog; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 65 | import android.util.SparseIntArray; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 66 | |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 67 | import com.android.internal.net.VpnConfig; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 68 | import com.android.internal.telephony.Phone; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 69 | import com.android.server.connectivity.Tethering; |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 70 | import com.android.server.connectivity.Vpn; |
| 71 | |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 72 | import com.google.android.collect.Lists; |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 73 | import com.google.android.collect.Sets; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 74 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 75 | import java.io.FileDescriptor; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 76 | import java.io.IOException; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 77 | import java.io.PrintWriter; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 78 | import java.net.InetAddress; |
| 79 | import java.net.UnknownHostException; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 80 | import java.util.ArrayList; |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 81 | import java.util.Arrays; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 82 | import java.util.Collection; |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 83 | import java.util.GregorianCalendar; |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 84 | import java.util.HashSet; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 85 | import java.util.List; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 86 | import java.util.concurrent.atomic.AtomicBoolean; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 87 | |
| 88 | /** |
| 89 | * @hide |
| 90 | */ |
| 91 | public class ConnectivityService extends IConnectivityManager.Stub { |
| 92 | |
Robert Greenwalt | ba175a5 | 2010-10-05 19:12:26 -0700 | [diff] [blame] | 93 | private static final boolean DBG = true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 94 | private static final String TAG = "ConnectivityService"; |
| 95 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 96 | private static final boolean LOGD_RULES = false; |
| 97 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 98 | // how long to wait before switching back to a radio's default network |
| 99 | private static final int RESTORE_DEFAULT_NETWORK_DELAY = 1 * 60 * 1000; |
| 100 | // system property that can override the above value |
| 101 | private static final String NETWORK_RESTORE_DELAY_PROP_NAME = |
| 102 | "android.telephony.apn-restore"; |
| 103 | |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 104 | // used in recursive route setting to add gateways for the host for which |
| 105 | // a host route was requested. |
| 106 | private static final int MAX_HOSTROUTE_CYCLE_COUNT = 10; |
| 107 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 108 | private Tethering mTethering; |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 109 | private boolean mTetheringConfigValid = false; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 110 | |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 111 | private Vpn mVpn; |
| 112 | |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 113 | /** Lock around {@link #mUidRules} and {@link #mMeteredIfaces}. */ |
| 114 | private Object mRulesLock = new Object(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 115 | /** Currently active network rules by UID. */ |
| 116 | private SparseIntArray mUidRules = new SparseIntArray(); |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 117 | /** Set of ifaces that are costly. */ |
| 118 | private HashSet<String> mMeteredIfaces = Sets.newHashSet(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 119 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 120 | /** |
| 121 | * Sometimes we want to refer to the individual network state |
| 122 | * trackers separately, and sometimes we just want to treat them |
| 123 | * abstractly. |
| 124 | */ |
| 125 | private NetworkStateTracker mNetTrackers[]; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 126 | |
| 127 | /** |
| 128 | * A per Net list of the PID's that requested access to the net |
| 129 | * used both as a refcount and for per-PID DNS selection |
| 130 | */ |
| 131 | private List mNetRequestersPids[]; |
| 132 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 133 | // priority order of the nettrackers |
| 134 | // (excluding dynamically set mNetworkPreference) |
| 135 | // TODO - move mNetworkTypePreference into this |
| 136 | private int[] mPriorityList; |
| 137 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 138 | private Context mContext; |
| 139 | private int mNetworkPreference; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 140 | private int mActiveDefaultNetwork = -1; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 141 | // 0 is full bad, 100 is full good |
| 142 | private int mDefaultInetCondition = 0; |
| 143 | private int mDefaultInetConditionPublished = 0; |
| 144 | private boolean mInetConditionChangeInFlight = false; |
| 145 | private int mDefaultConnectionSequence = 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 146 | |
| 147 | private int mNumDnsEntries; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 148 | |
| 149 | private boolean mTestMode; |
Joe Onorato | 0009287 | 2010-09-01 21:18:22 -0700 | [diff] [blame] | 150 | private static ConnectivityService sServiceInstance; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 151 | |
Robert Greenwalt | d825ea4 | 2010-12-29 16:15:02 -0800 | [diff] [blame] | 152 | private AtomicBoolean mBackgroundDataEnabled = new AtomicBoolean(true); |
| 153 | |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 154 | private INetworkManagementService mNetd; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 155 | private INetworkPolicyManager mPolicyManager; |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 156 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 157 | private static final int ENABLED = 1; |
| 158 | private static final int DISABLED = 0; |
| 159 | |
| 160 | // Share the event space with NetworkStateTracker (which can't see this |
| 161 | // internal class but sends us events). If you change these, change |
| 162 | // NetworkStateTracker.java too. |
| 163 | private static final int MIN_NETWORK_STATE_TRACKER_EVENT = 1; |
| 164 | private static final int MAX_NETWORK_STATE_TRACKER_EVENT = 100; |
| 165 | |
| 166 | /** |
| 167 | * used internally as a delayed event to make us switch back to the |
| 168 | * default network |
| 169 | */ |
| 170 | private static final int EVENT_RESTORE_DEFAULT_NETWORK = |
| 171 | MAX_NETWORK_STATE_TRACKER_EVENT + 1; |
| 172 | |
| 173 | /** |
| 174 | * used internally to change our mobile data enabled flag |
| 175 | */ |
| 176 | private static final int EVENT_CHANGE_MOBILE_DATA_ENABLED = |
| 177 | MAX_NETWORK_STATE_TRACKER_EVENT + 2; |
| 178 | |
| 179 | /** |
| 180 | * used internally to change our network preference setting |
| 181 | * arg1 = networkType to prefer |
| 182 | */ |
| 183 | private static final int EVENT_SET_NETWORK_PREFERENCE = |
| 184 | MAX_NETWORK_STATE_TRACKER_EVENT + 3; |
| 185 | |
| 186 | /** |
| 187 | * used internally to synchronize inet condition reports |
| 188 | * arg1 = networkType |
| 189 | * arg2 = condition (0 bad, 100 good) |
| 190 | */ |
| 191 | private static final int EVENT_INET_CONDITION_CHANGE = |
| 192 | MAX_NETWORK_STATE_TRACKER_EVENT + 4; |
| 193 | |
| 194 | /** |
| 195 | * used internally to mark the end of inet condition hold periods |
| 196 | * arg1 = networkType |
| 197 | */ |
| 198 | private static final int EVENT_INET_CONDITION_HOLD_END = |
| 199 | MAX_NETWORK_STATE_TRACKER_EVENT + 5; |
| 200 | |
| 201 | /** |
| 202 | * used internally to set the background data preference |
| 203 | * arg1 = TRUE for enabled, FALSE for disabled |
| 204 | */ |
| 205 | private static final int EVENT_SET_BACKGROUND_DATA = |
| 206 | MAX_NETWORK_STATE_TRACKER_EVENT + 6; |
| 207 | |
| 208 | /** |
| 209 | * used internally to set enable/disable cellular data |
| 210 | * arg1 = ENBALED or DISABLED |
| 211 | */ |
| 212 | private static final int EVENT_SET_MOBILE_DATA = |
| 213 | MAX_NETWORK_STATE_TRACKER_EVENT + 7; |
| 214 | |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 215 | /** |
| 216 | * used internally to clear a wakelock when transitioning |
| 217 | * from one net to another |
| 218 | */ |
| 219 | private static final int EVENT_CLEAR_NET_TRANSITION_WAKELOCK = |
| 220 | MAX_NETWORK_STATE_TRACKER_EVENT + 8; |
| 221 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 222 | /** |
| 223 | * used internally to reload global proxy settings |
| 224 | */ |
| 225 | private static final int EVENT_APPLY_GLOBAL_HTTP_PROXY = |
| 226 | MAX_NETWORK_STATE_TRACKER_EVENT + 9; |
| 227 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 228 | /** |
| 229 | * used internally to set external dependency met/unmet |
| 230 | * arg1 = ENABLED (met) or DISABLED (unmet) |
| 231 | * arg2 = NetworkType |
| 232 | */ |
| 233 | private static final int EVENT_SET_DEPENDENCY_MET = |
| 234 | MAX_NETWORK_STATE_TRACKER_EVENT + 10; |
| 235 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 236 | private Handler mHandler; |
| 237 | |
| 238 | // list of DeathRecipients used to make sure features are turned off when |
| 239 | // a process dies |
| 240 | private List mFeatureUsers; |
| 241 | |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 242 | private boolean mSystemReady; |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 243 | private Intent mInitialBroadcast; |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 244 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 245 | private PowerManager.WakeLock mNetTransitionWakeLock; |
| 246 | private String mNetTransitionWakeLockCausedBy = ""; |
| 247 | private int mNetTransitionWakeLockSerialNumber; |
| 248 | private int mNetTransitionWakeLockTimeout; |
| 249 | |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 250 | private InetAddress mDefaultDns; |
| 251 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 252 | // used in DBG mode to track inet condition reports |
| 253 | private static final int INET_CONDITION_LOG_MAX_SIZE = 15; |
| 254 | private ArrayList mInetLog; |
| 255 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 256 | // track the current default http proxy - tell the world if we get a new one (real change) |
| 257 | private ProxyProperties mDefaultProxy = null; |
| 258 | // track the global proxy. |
| 259 | private ProxyProperties mGlobalProxy = null; |
| 260 | private final Object mGlobalProxyLock = new Object(); |
| 261 | |
| 262 | private SettingsObserver mSettingsObserver; |
| 263 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 264 | NetworkConfig[] mNetConfigs; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 265 | int mNetworksDefined; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 266 | |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 267 | private static class RadioAttributes { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 268 | public int mSimultaneity; |
| 269 | public int mType; |
| 270 | public RadioAttributes(String init) { |
| 271 | String fragments[] = init.split(","); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 272 | mType = Integer.parseInt(fragments[0]); |
| 273 | mSimultaneity = Integer.parseInt(fragments[1]); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 274 | } |
| 275 | } |
| 276 | RadioAttributes[] mRadioAttributes; |
| 277 | |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 278 | // the set of network types that can only be enabled by system/sig apps |
| 279 | List mProtectedNetworks; |
| 280 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 281 | public ConnectivityService( |
| 282 | Context context, INetworkManagementService netd, INetworkPolicyManager policyManager) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 283 | if (DBG) log("ConnectivityService starting up"); |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 284 | |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 285 | HandlerThread handlerThread = new HandlerThread("ConnectivityServiceThread"); |
| 286 | handlerThread.start(); |
| 287 | mHandler = new MyHandler(handlerThread.getLooper()); |
| 288 | |
Robert Greenwalt | d825ea4 | 2010-12-29 16:15:02 -0800 | [diff] [blame] | 289 | mBackgroundDataEnabled.set(Settings.Secure.getInt(context.getContentResolver(), |
| 290 | Settings.Secure.BACKGROUND_DATA, 1) == 1); |
| 291 | |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 292 | // setup our unique device name |
Robert Greenwalt | 733c629 | 2010-12-06 09:30:17 -0800 | [diff] [blame] | 293 | if (TextUtils.isEmpty(SystemProperties.get("net.hostname"))) { |
| 294 | String id = Settings.Secure.getString(context.getContentResolver(), |
| 295 | Settings.Secure.ANDROID_ID); |
| 296 | if (id != null && id.length() > 0) { |
| 297 | String name = new String("android_").concat(id); |
| 298 | SystemProperties.set("net.hostname", name); |
| 299 | } |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 300 | } |
| 301 | |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 302 | // read our default dns server ip |
| 303 | String dns = Settings.Secure.getString(context.getContentResolver(), |
| 304 | Settings.Secure.DEFAULT_DNS_SERVER); |
| 305 | if (dns == null || dns.length() == 0) { |
| 306 | dns = context.getResources().getString( |
| 307 | com.android.internal.R.string.config_default_dns_server); |
| 308 | } |
| 309 | try { |
Robert Greenwalt | e590373 | 2011-02-22 16:00:42 -0800 | [diff] [blame] | 310 | mDefaultDns = NetworkUtils.numericToInetAddress(dns); |
| 311 | } catch (IllegalArgumentException e) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 312 | loge("Error setting defaultDns using " + dns); |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 313 | } |
| 314 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 315 | mContext = checkNotNull(context, "missing Context"); |
| 316 | mNetd = checkNotNull(netd, "missing INetworkManagementService"); |
| 317 | mPolicyManager = checkNotNull(policyManager, "missing INetworkPolicyManager"); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 318 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 319 | try { |
| 320 | mPolicyManager.registerListener(mPolicyListener); |
| 321 | } catch (RemoteException e) { |
| 322 | // ouch, no rules updates means some processes may never get network |
| 323 | Slog.e(TAG, "unable to register INetworkPolicyListener", e); |
| 324 | } |
| 325 | |
| 326 | final PowerManager powerManager = (PowerManager) context.getSystemService( |
| 327 | Context.POWER_SERVICE); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 328 | mNetTransitionWakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG); |
| 329 | mNetTransitionWakeLockTimeout = mContext.getResources().getInteger( |
| 330 | com.android.internal.R.integer.config_networkTransitionTimeout); |
| 331 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 332 | mNetTrackers = new NetworkStateTracker[ |
| 333 | ConnectivityManager.MAX_NETWORK_TYPE+1]; |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 334 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 335 | mNetworkPreference = getPersistedNetworkPreference(); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 336 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 337 | mRadioAttributes = new RadioAttributes[ConnectivityManager.MAX_RADIO_TYPE+1]; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 338 | mNetConfigs = new NetworkConfig[ConnectivityManager.MAX_NETWORK_TYPE+1]; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 339 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 340 | // Load device network attributes from resources |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 341 | String[] raStrings = context.getResources().getStringArray( |
| 342 | com.android.internal.R.array.radioAttributes); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 343 | for (String raString : raStrings) { |
| 344 | RadioAttributes r = new RadioAttributes(raString); |
| 345 | if (r.mType > ConnectivityManager.MAX_RADIO_TYPE) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 346 | loge("Error in radioAttributes - ignoring attempt to define type " + r.mType); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 347 | continue; |
| 348 | } |
| 349 | if (mRadioAttributes[r.mType] != null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 350 | loge("Error in radioAttributes - ignoring attempt to redefine type " + |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 351 | r.mType); |
| 352 | continue; |
| 353 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 354 | mRadioAttributes[r.mType] = r; |
| 355 | } |
| 356 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 357 | String[] naStrings = context.getResources().getStringArray( |
| 358 | com.android.internal.R.array.networkAttributes); |
| 359 | for (String naString : naStrings) { |
| 360 | try { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 361 | NetworkConfig n = new NetworkConfig(naString); |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 362 | if (n.type > ConnectivityManager.MAX_NETWORK_TYPE) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 363 | loge("Error in networkAttributes - ignoring attempt to define type " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 364 | n.type); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 365 | continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 366 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 367 | if (mNetConfigs[n.type] != null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 368 | loge("Error in networkAttributes - ignoring attempt to redefine type " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 369 | n.type); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 370 | continue; |
| 371 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 372 | if (mRadioAttributes[n.radio] == null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 373 | loge("Error in networkAttributes - ignoring attempt to use undefined " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 374 | "radio " + n.radio + " in network type " + n.type); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 375 | continue; |
| 376 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 377 | mNetConfigs[n.type] = n; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 378 | mNetworksDefined++; |
| 379 | } catch(Exception e) { |
| 380 | // ignore it - leave the entry null |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 381 | } |
| 382 | } |
| 383 | |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 384 | mProtectedNetworks = new ArrayList<Integer>(); |
| 385 | int[] protectedNetworks = context.getResources().getIntArray( |
| 386 | com.android.internal.R.array.config_protectedNetworks); |
| 387 | for (int p : protectedNetworks) { |
| 388 | if ((mNetConfigs[p] != null) && (mProtectedNetworks.contains(p) == false)) { |
| 389 | mProtectedNetworks.add(p); |
| 390 | } else { |
| 391 | if (DBG) loge("Ignoring protectedNetwork " + p); |
| 392 | } |
| 393 | } |
| 394 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 395 | // high priority first |
| 396 | mPriorityList = new int[mNetworksDefined]; |
| 397 | { |
| 398 | int insertionPoint = mNetworksDefined-1; |
| 399 | int currentLowest = 0; |
| 400 | int nextLowest = 0; |
| 401 | while (insertionPoint > -1) { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 402 | for (NetworkConfig na : mNetConfigs) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 403 | if (na == null) continue; |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 404 | if (na.priority < currentLowest) continue; |
| 405 | if (na.priority > currentLowest) { |
| 406 | if (na.priority < nextLowest || nextLowest == 0) { |
| 407 | nextLowest = na.priority; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 408 | } |
| 409 | continue; |
| 410 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 411 | mPriorityList[insertionPoint--] = na.type; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 412 | } |
| 413 | currentLowest = nextLowest; |
| 414 | nextLowest = 0; |
| 415 | } |
| 416 | } |
| 417 | |
| 418 | mNetRequestersPids = new ArrayList[ConnectivityManager.MAX_NETWORK_TYPE+1]; |
| 419 | for (int i : mPriorityList) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 420 | mNetRequestersPids[i] = new ArrayList(); |
| 421 | } |
| 422 | |
| 423 | mFeatureUsers = new ArrayList(); |
| 424 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 425 | mNumDnsEntries = 0; |
| 426 | |
| 427 | mTestMode = SystemProperties.get("cm.test.mode").equals("true") |
| 428 | && SystemProperties.get("ro.build.type").equals("eng"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 429 | /* |
| 430 | * Create the network state trackers for Wi-Fi and mobile |
| 431 | * data. Maybe this could be done with a factory class, |
| 432 | * but it's not clear that it's worth it, given that |
| 433 | * the number of different network types is not going |
| 434 | * to change very often. |
| 435 | */ |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 436 | for (int netType : mPriorityList) { |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 437 | switch (mNetConfigs[netType].radio) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 438 | case ConnectivityManager.TYPE_WIFI: |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 439 | if (DBG) log("Starting Wifi Service."); |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 440 | WifiStateTracker wst = new WifiStateTracker(); |
Irfan Sheriff | 0d25534 | 2010-07-28 09:35:20 -0700 | [diff] [blame] | 441 | WifiService wifiService = new WifiService(context); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 442 | ServiceManager.addService(Context.WIFI_SERVICE, wifiService); |
Irfan Sheriff | 0d25534 | 2010-07-28 09:35:20 -0700 | [diff] [blame] | 443 | wifiService.checkAndStartWifi(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 444 | mNetTrackers[ConnectivityManager.TYPE_WIFI] = wst; |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 445 | wst.startMonitoring(context, mHandler); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 446 | break; |
| 447 | case ConnectivityManager.TYPE_MOBILE: |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 448 | mNetTrackers[netType] = new MobileDataStateTracker(netType, |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 449 | mNetConfigs[netType].name); |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 450 | mNetTrackers[netType].startMonitoring(context, mHandler); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 451 | break; |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 452 | case ConnectivityManager.TYPE_DUMMY: |
| 453 | mNetTrackers[netType] = new DummyDataStateTracker(netType, |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 454 | mNetConfigs[netType].name); |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 455 | mNetTrackers[netType].startMonitoring(context, mHandler); |
| 456 | break; |
Jaikumar Ganesh | 15c7439 | 2010-12-21 22:31:44 -0800 | [diff] [blame] | 457 | case ConnectivityManager.TYPE_BLUETOOTH: |
| 458 | mNetTrackers[netType] = BluetoothTetheringDataTracker.getInstance(); |
| 459 | mNetTrackers[netType].startMonitoring(context, mHandler); |
| 460 | break; |
Benoit Goby | 1997069 | 2010-12-22 14:29:40 -0800 | [diff] [blame] | 461 | case ConnectivityManager.TYPE_ETHERNET: |
| 462 | mNetTrackers[netType] = EthernetDataTracker.getInstance(); |
| 463 | mNetTrackers[netType].startMonitoring(context, mHandler); |
| 464 | break; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 465 | default: |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 466 | loge("Trying to create a DataStateTracker for an unknown radio type " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 467 | mNetConfigs[netType].radio); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 468 | continue; |
| 469 | } |
| 470 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 471 | |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 472 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 473 | INetworkManagementService nmService = INetworkManagementService.Stub.asInterface(b); |
| 474 | |
| 475 | mTethering = new Tethering(mContext, nmService, mHandler.getLooper()); |
Robert Greenwalt | ccf83af1 | 2011-06-02 17:30:47 -0700 | [diff] [blame] | 476 | mTetheringConfigValid = ((mTethering.getTetherableUsbRegexs().length != 0 || |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 477 | mTethering.getTetherableWifiRegexs().length != 0 || |
| 478 | mTethering.getTetherableBluetoothRegexs().length != 0) && |
Robert Greenwalt | ccf83af1 | 2011-06-02 17:30:47 -0700 | [diff] [blame] | 479 | mTethering.getUpstreamIfaceTypes().length != 0); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 480 | |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 481 | mVpn = new Vpn(mContext, new VpnCallback()); |
| 482 | |
Chia-chi Yeh | 008ff39 | 2011-05-23 15:08:29 -0700 | [diff] [blame] | 483 | try { |
| 484 | nmService.registerObserver(mTethering); |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 485 | nmService.registerObserver(mVpn); |
Chia-chi Yeh | 008ff39 | 2011-05-23 15:08:29 -0700 | [diff] [blame] | 486 | } catch (RemoteException e) { |
| 487 | loge("Error registering observer :" + e); |
| 488 | } |
| 489 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 490 | if (DBG) { |
| 491 | mInetLog = new ArrayList(); |
| 492 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 493 | |
| 494 | mSettingsObserver = new SettingsObserver(mHandler, EVENT_APPLY_GLOBAL_HTTP_PROXY); |
| 495 | mSettingsObserver.observe(mContext); |
Robert Greenwalt | b7090d6 | 2010-12-02 11:31:00 -0800 | [diff] [blame] | 496 | |
| 497 | loadGlobalProxy(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 498 | } |
| 499 | |
| 500 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 501 | * Sets the preferred network. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 502 | * @param preference the new preference |
| 503 | */ |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 504 | public void setNetworkPreference(int preference) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 505 | enforceChangePermission(); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 506 | |
| 507 | 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] | 508 | } |
| 509 | |
| 510 | public int getNetworkPreference() { |
| 511 | enforceAccessPermission(); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 512 | int preference; |
| 513 | synchronized(this) { |
| 514 | preference = mNetworkPreference; |
| 515 | } |
| 516 | return preference; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 517 | } |
| 518 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 519 | private void handleSetNetworkPreference(int preference) { |
| 520 | if (ConnectivityManager.isNetworkTypeValid(preference) && |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 521 | mNetConfigs[preference] != null && |
| 522 | mNetConfigs[preference].isDefault()) { |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 523 | if (mNetworkPreference != preference) { |
| 524 | final ContentResolver cr = mContext.getContentResolver(); |
| 525 | Settings.Secure.putInt(cr, Settings.Secure.NETWORK_PREFERENCE, preference); |
| 526 | synchronized(this) { |
| 527 | mNetworkPreference = preference; |
| 528 | } |
| 529 | enforcePreference(); |
| 530 | } |
| 531 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 532 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 533 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 534 | private int getPersistedNetworkPreference() { |
| 535 | final ContentResolver cr = mContext.getContentResolver(); |
| 536 | |
| 537 | final int networkPrefSetting = Settings.Secure |
| 538 | .getInt(cr, Settings.Secure.NETWORK_PREFERENCE, -1); |
| 539 | if (networkPrefSetting != -1) { |
| 540 | return networkPrefSetting; |
| 541 | } |
| 542 | |
| 543 | return ConnectivityManager.DEFAULT_NETWORK_PREFERENCE; |
| 544 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 545 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 546 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 547 | * 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] | 548 | * In this method, we only tear down a non-preferred network. Establishing |
| 549 | * a connection to the preferred network is taken care of when we handle |
| 550 | * the disconnect event from the non-preferred network |
| 551 | * (see {@link #handleDisconnect(NetworkInfo)}). |
| 552 | */ |
| 553 | private void enforcePreference() { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 554 | if (mNetTrackers[mNetworkPreference].getNetworkInfo().isConnected()) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 555 | return; |
| 556 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 557 | if (!mNetTrackers[mNetworkPreference].isAvailable()) |
| 558 | return; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 559 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 560 | for (int t=0; t <= ConnectivityManager.MAX_RADIO_TYPE; t++) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 561 | if (t != mNetworkPreference && mNetTrackers[t] != null && |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 562 | mNetTrackers[t].getNetworkInfo().isConnected()) { |
Robert Greenwalt | ec9fe46 | 2009-08-20 15:25:14 -0700 | [diff] [blame] | 563 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 564 | log("tearing down " + mNetTrackers[t].getNetworkInfo() + |
Robert Greenwalt | ec9fe46 | 2009-08-20 15:25:14 -0700 | [diff] [blame] | 565 | " in enforcePreference"); |
| 566 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 567 | teardown(mNetTrackers[t]); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 568 | } |
| 569 | } |
| 570 | } |
| 571 | |
| 572 | private boolean teardown(NetworkStateTracker netTracker) { |
| 573 | if (netTracker.teardown()) { |
| 574 | netTracker.setTeardownRequested(true); |
| 575 | return true; |
| 576 | } else { |
| 577 | return false; |
| 578 | } |
| 579 | } |
| 580 | |
| 581 | /** |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 582 | * Check if UID should be blocked from using the network represented by the |
| 583 | * given {@link NetworkStateTracker}. |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 584 | */ |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 585 | private boolean isNetworkBlocked(NetworkStateTracker tracker, int uid) { |
| 586 | final String iface = tracker.getLinkProperties().getInterfaceName(); |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 587 | |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 588 | final boolean networkCostly; |
| 589 | final int uidRules; |
| 590 | synchronized (mRulesLock) { |
| 591 | networkCostly = mMeteredIfaces.contains(iface); |
| 592 | uidRules = mUidRules.get(uid, RULE_ALLOW_ALL); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 593 | } |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 594 | |
| 595 | if (networkCostly && (uidRules & RULE_REJECT_METERED) != 0) { |
| 596 | return true; |
| 597 | } |
| 598 | |
| 599 | // no restrictive rules; network is visible |
| 600 | return false; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 601 | } |
| 602 | |
| 603 | /** |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 604 | * Return a filtered {@link NetworkInfo}, potentially marked |
| 605 | * {@link DetailedState#BLOCKED} based on |
| 606 | * {@link #isNetworkBlocked(NetworkStateTracker, int)}. |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 607 | */ |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 608 | private NetworkInfo getFilteredNetworkInfo(NetworkStateTracker tracker, int uid) { |
| 609 | NetworkInfo info = tracker.getNetworkInfo(); |
| 610 | if (isNetworkBlocked(tracker, uid)) { |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 611 | // network is blocked; clone and override state |
| 612 | info = new NetworkInfo(info); |
| 613 | info.setDetailedState(DetailedState.BLOCKED, null, null); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 614 | } |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 615 | return info; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 616 | } |
| 617 | |
| 618 | /** |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 619 | * Return NetworkInfo for the active (i.e., connected) network interface. |
| 620 | * It is assumed that at most one network is active at a time. If more |
| 621 | * than one is active, it is indeterminate which will be returned. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 622 | * @return the info for the active network, or {@code null} if none is |
| 623 | * active |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 624 | */ |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 625 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 626 | public NetworkInfo getActiveNetworkInfo() { |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 627 | enforceAccessPermission(); |
| 628 | final int uid = Binder.getCallingUid(); |
| 629 | return getNetworkInfo(mActiveDefaultNetwork, uid); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 630 | } |
| 631 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 632 | @Override |
| 633 | public NetworkInfo getActiveNetworkInfoForUid(int uid) { |
| 634 | enforceConnectivityInternalPermission(); |
| 635 | return getNetworkInfo(mActiveDefaultNetwork, uid); |
| 636 | } |
| 637 | |
| 638 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 639 | public NetworkInfo getNetworkInfo(int networkType) { |
| 640 | enforceAccessPermission(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 641 | final int uid = Binder.getCallingUid(); |
| 642 | return getNetworkInfo(networkType, uid); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 643 | } |
| 644 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 645 | private NetworkInfo getNetworkInfo(int networkType, int uid) { |
| 646 | NetworkInfo info = null; |
| 647 | if (isNetworkTypeValid(networkType)) { |
| 648 | final NetworkStateTracker tracker = mNetTrackers[networkType]; |
| 649 | if (tracker != null) { |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 650 | info = getFilteredNetworkInfo(tracker, uid); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 651 | } |
| 652 | } |
| 653 | return info; |
| 654 | } |
| 655 | |
| 656 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 657 | public NetworkInfo[] getAllNetworkInfo() { |
| 658 | enforceAccessPermission(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 659 | final int uid = Binder.getCallingUid(); |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 660 | final ArrayList<NetworkInfo> result = Lists.newArrayList(); |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 661 | synchronized (mRulesLock) { |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 662 | for (NetworkStateTracker tracker : mNetTrackers) { |
| 663 | if (tracker != null) { |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 664 | result.add(getFilteredNetworkInfo(tracker, uid)); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 665 | } |
| 666 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 667 | } |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 668 | return result.toArray(new NetworkInfo[result.size()]); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 669 | } |
| 670 | |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 671 | /** |
| 672 | * Return LinkProperties for the active (i.e., connected) default |
| 673 | * network interface. It is assumed that at most one default network |
| 674 | * is active at a time. If more than one is active, it is indeterminate |
| 675 | * which will be returned. |
| 676 | * @return the ip properties for the active network, or {@code null} if |
| 677 | * none is active |
| 678 | */ |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 679 | @Override |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 680 | public LinkProperties getActiveLinkProperties() { |
Robert Greenwalt | 5991158 | 2011-05-20 12:23:41 -0700 | [diff] [blame] | 681 | return getLinkProperties(mActiveDefaultNetwork); |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 682 | } |
| 683 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 684 | @Override |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 685 | public LinkProperties getLinkProperties(int networkType) { |
| 686 | enforceAccessPermission(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 687 | if (isNetworkTypeValid(networkType)) { |
| 688 | final NetworkStateTracker tracker = mNetTrackers[networkType]; |
| 689 | if (tracker != null) { |
| 690 | return tracker.getLinkProperties(); |
| 691 | } |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 692 | } |
| 693 | return null; |
| 694 | } |
| 695 | |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 696 | @Override |
| 697 | public NetworkState[] getAllNetworkState() { |
| 698 | enforceAccessPermission(); |
| 699 | final int uid = Binder.getCallingUid(); |
| 700 | final ArrayList<NetworkState> result = Lists.newArrayList(); |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 701 | synchronized (mRulesLock) { |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 702 | for (NetworkStateTracker tracker : mNetTrackers) { |
| 703 | if (tracker != null) { |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 704 | final NetworkInfo info = getFilteredNetworkInfo(tracker, uid); |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 705 | result.add(new NetworkState( |
| 706 | info, tracker.getLinkProperties(), tracker.getLinkCapabilities())); |
| 707 | } |
| 708 | } |
| 709 | } |
| 710 | return result.toArray(new NetworkState[result.size()]); |
| 711 | } |
| 712 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 713 | public boolean setRadios(boolean turnOn) { |
| 714 | boolean result = true; |
| 715 | enforceChangePermission(); |
| 716 | for (NetworkStateTracker t : mNetTrackers) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 717 | if (t != null) result = t.setRadio(turnOn) && result; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 718 | } |
| 719 | return result; |
| 720 | } |
| 721 | |
| 722 | public boolean setRadio(int netType, boolean turnOn) { |
| 723 | enforceChangePermission(); |
| 724 | if (!ConnectivityManager.isNetworkTypeValid(netType)) { |
| 725 | return false; |
| 726 | } |
| 727 | NetworkStateTracker tracker = mNetTrackers[netType]; |
| 728 | return tracker != null && tracker.setRadio(turnOn); |
| 729 | } |
| 730 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 731 | /** |
| 732 | * Used to notice when the calling process dies so we can self-expire |
| 733 | * |
| 734 | * Also used to know if the process has cleaned up after itself when |
| 735 | * our auto-expire timer goes off. The timer has a link to an object. |
| 736 | * |
| 737 | */ |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 738 | private class FeatureUser implements IBinder.DeathRecipient { |
| 739 | int mNetworkType; |
| 740 | String mFeature; |
| 741 | IBinder mBinder; |
| 742 | int mPid; |
| 743 | int mUid; |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 744 | long mCreateTime; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 745 | |
| 746 | FeatureUser(int type, String feature, IBinder binder) { |
| 747 | super(); |
| 748 | mNetworkType = type; |
| 749 | mFeature = feature; |
| 750 | mBinder = binder; |
| 751 | mPid = getCallingPid(); |
| 752 | mUid = getCallingUid(); |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 753 | mCreateTime = System.currentTimeMillis(); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 754 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 755 | try { |
| 756 | mBinder.linkToDeath(this, 0); |
| 757 | } catch (RemoteException e) { |
| 758 | binderDied(); |
| 759 | } |
| 760 | } |
| 761 | |
| 762 | void unlinkDeathRecipient() { |
| 763 | mBinder.unlinkToDeath(this, 0); |
| 764 | } |
| 765 | |
| 766 | public void binderDied() { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 767 | log("ConnectivityService FeatureUser binderDied(" + |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 768 | mNetworkType + ", " + mFeature + ", " + mBinder + "), created " + |
| 769 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 770 | stopUsingNetworkFeature(this, false); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 771 | } |
| 772 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 773 | public void expire() { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 774 | log("ConnectivityService FeatureUser expire(" + |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 775 | mNetworkType + ", " + mFeature + ", " + mBinder +"), created " + |
| 776 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 777 | stopUsingNetworkFeature(this, false); |
| 778 | } |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 779 | |
| 780 | public String toString() { |
| 781 | return "FeatureUser("+mNetworkType+","+mFeature+","+mPid+","+mUid+"), created " + |
| 782 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"; |
| 783 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 784 | } |
| 785 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 786 | // javadoc from interface |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 787 | public int startUsingNetworkFeature(int networkType, String feature, |
| 788 | IBinder binder) { |
| 789 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 790 | log("startUsingNetworkFeature for net " + networkType + ": " + feature); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 791 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 792 | enforceChangePermission(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 793 | if (!ConnectivityManager.isNetworkTypeValid(networkType) || |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 794 | mNetConfigs[networkType] == null) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 795 | return Phone.APN_REQUEST_FAILED; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 796 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 797 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 798 | FeatureUser f = new FeatureUser(networkType, feature, binder); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 799 | |
| 800 | // TODO - move this into the MobileDataStateTracker |
| 801 | int usedNetworkType = networkType; |
| 802 | if(networkType == ConnectivityManager.TYPE_MOBILE) { |
Wink Saville | 2b8bcfe | 2011-02-24 17:58:51 -0800 | [diff] [blame] | 803 | usedNetworkType = convertFeatureToNetworkType(feature); |
| 804 | if (usedNetworkType < 0) { |
| 805 | Slog.e(TAG, "Can't match any netTracker!"); |
| 806 | usedNetworkType = networkType; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 807 | } |
| 808 | } |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 809 | |
| 810 | if (mProtectedNetworks.contains(usedNetworkType)) { |
| 811 | enforceConnectivityInternalPermission(); |
| 812 | } |
| 813 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 814 | NetworkStateTracker network = mNetTrackers[usedNetworkType]; |
| 815 | if (network != null) { |
Robert Greenwalt | 0be1e98 | 2010-12-15 13:26:33 -0800 | [diff] [blame] | 816 | Integer currentPid = new Integer(getCallingPid()); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 817 | if (usedNetworkType != networkType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 818 | NetworkStateTracker radio = mNetTrackers[networkType]; |
| 819 | NetworkInfo ni = network.getNetworkInfo(); |
| 820 | |
| 821 | if (ni.isAvailable() == false) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 822 | if (DBG) log("special network not available"); |
Robert Greenwalt | e32e812 | 2010-12-29 14:35:21 -0800 | [diff] [blame] | 823 | if (!TextUtils.equals(feature,Phone.FEATURE_ENABLE_DUN_ALWAYS)) { |
| 824 | return Phone.APN_TYPE_NOT_AVAILABLE; |
| 825 | } else { |
| 826 | // else make the attempt anyway - probably giving REQUEST_STARTED below |
| 827 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 828 | } |
| 829 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 830 | synchronized(this) { |
| 831 | mFeatureUsers.add(f); |
| 832 | if (!mNetRequestersPids[usedNetworkType].contains(currentPid)) { |
| 833 | // this gets used for per-pid dns when connected |
| 834 | mNetRequestersPids[usedNetworkType].add(currentPid); |
| 835 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 836 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 837 | |
Robert Greenwalt | f2102f7 | 2011-05-03 19:02:44 -0700 | [diff] [blame] | 838 | int restoreTimer = getRestoreDefaultNetworkDelay(usedNetworkType); |
| 839 | |
| 840 | if (restoreTimer >= 0) { |
| 841 | mHandler.sendMessageDelayed( |
| 842 | mHandler.obtainMessage(EVENT_RESTORE_DEFAULT_NETWORK, f), restoreTimer); |
| 843 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 844 | |
Robert Greenwalt | a64bf83 | 2009-08-19 20:19:33 -0700 | [diff] [blame] | 845 | if ((ni.isConnectedOrConnecting() == true) && |
| 846 | !network.isTeardownRequested()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 847 | if (ni.isConnected() == true) { |
| 848 | // add the pid-specific dns |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 849 | handleDnsConfigurationChange(networkType); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 850 | if (DBG) log("special network already active"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 851 | return Phone.APN_ALREADY_ACTIVE; |
| 852 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 853 | if (DBG) log("special network already connecting"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 854 | return Phone.APN_REQUEST_STARTED; |
| 855 | } |
| 856 | |
| 857 | // check if the radio in play can make another contact |
| 858 | // assume if cannot for now |
| 859 | |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 860 | if (DBG) log("reconnecting to special network"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 861 | network.reconnect(); |
| 862 | return Phone.APN_REQUEST_STARTED; |
| 863 | } else { |
Robert Greenwalt | 0be1e98 | 2010-12-15 13:26:33 -0800 | [diff] [blame] | 864 | // need to remember this unsupported request so we respond appropriately on stop |
| 865 | synchronized(this) { |
| 866 | mFeatureUsers.add(f); |
| 867 | if (!mNetRequestersPids[usedNetworkType].contains(currentPid)) { |
| 868 | // this gets used for per-pid dns when connected |
| 869 | mNetRequestersPids[usedNetworkType].add(currentPid); |
| 870 | } |
| 871 | } |
Robert Greenwalt | 02648a4 | 2010-05-18 10:52:51 -0700 | [diff] [blame] | 872 | return -1; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 873 | } |
| 874 | } |
| 875 | return Phone.APN_TYPE_NOT_AVAILABLE; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 876 | } |
| 877 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 878 | // javadoc from interface |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 879 | public int stopUsingNetworkFeature(int networkType, String feature) { |
Robert Greenwalt | b8f1634 | 2009-10-06 17:52:40 -0700 | [diff] [blame] | 880 | enforceChangePermission(); |
| 881 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 882 | int pid = getCallingPid(); |
| 883 | int uid = getCallingUid(); |
| 884 | |
| 885 | FeatureUser u = null; |
| 886 | boolean found = false; |
| 887 | |
| 888 | synchronized(this) { |
| 889 | for (int i = 0; i < mFeatureUsers.size() ; i++) { |
| 890 | u = (FeatureUser)mFeatureUsers.get(i); |
| 891 | if (uid == u.mUid && pid == u.mPid && |
| 892 | networkType == u.mNetworkType && |
| 893 | TextUtils.equals(feature, u.mFeature)) { |
| 894 | found = true; |
| 895 | break; |
| 896 | } |
| 897 | } |
| 898 | } |
| 899 | if (found && u != null) { |
| 900 | // stop regardless of how many other time this proc had called start |
| 901 | return stopUsingNetworkFeature(u, true); |
| 902 | } else { |
| 903 | // none found! |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 904 | if (DBG) log("ignoring stopUsingNetworkFeature - not a live request"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 905 | return 1; |
| 906 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 907 | } |
| 908 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 909 | private int stopUsingNetworkFeature(FeatureUser u, boolean ignoreDups) { |
| 910 | int networkType = u.mNetworkType; |
| 911 | String feature = u.mFeature; |
| 912 | int pid = u.mPid; |
| 913 | int uid = u.mUid; |
| 914 | |
| 915 | NetworkStateTracker tracker = null; |
| 916 | boolean callTeardown = false; // used to carry our decision outside of sync block |
| 917 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 918 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 919 | log("stopUsingNetworkFeature for net " + networkType + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 920 | ": " + feature); |
| 921 | } |
Robert Greenwalt | b8f1634 | 2009-10-06 17:52:40 -0700 | [diff] [blame] | 922 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 923 | if (!ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 924 | return -1; |
| 925 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 926 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 927 | // need to link the mFeatureUsers list with the mNetRequestersPids state in this |
| 928 | // sync block |
| 929 | synchronized(this) { |
| 930 | // check if this process still has an outstanding start request |
| 931 | if (!mFeatureUsers.contains(u)) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 932 | if (DBG) log("ignoring - this process has no outstanding requests"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 933 | return 1; |
| 934 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 935 | u.unlinkDeathRecipient(); |
| 936 | mFeatureUsers.remove(mFeatureUsers.indexOf(u)); |
| 937 | // If we care about duplicate requests, check for that here. |
| 938 | // |
| 939 | // This is done to support the extension of a request - the app |
| 940 | // can request we start the network feature again and renew the |
| 941 | // auto-shutoff delay. Normal "stop" calls from the app though |
| 942 | // do not pay attention to duplicate requests - in effect the |
| 943 | // API does not refcount and a single stop will counter multiple starts. |
| 944 | if (ignoreDups == false) { |
| 945 | for (int i = 0; i < mFeatureUsers.size() ; i++) { |
| 946 | FeatureUser x = (FeatureUser)mFeatureUsers.get(i); |
| 947 | if (x.mUid == u.mUid && x.mPid == u.mPid && |
| 948 | x.mNetworkType == u.mNetworkType && |
| 949 | TextUtils.equals(x.mFeature, u.mFeature)) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 950 | if (DBG) log("ignoring stopUsingNetworkFeature as dup is found"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 951 | return 1; |
| 952 | } |
| 953 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 954 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 955 | |
| 956 | // TODO - move to MobileDataStateTracker |
| 957 | int usedNetworkType = networkType; |
| 958 | if (networkType == ConnectivityManager.TYPE_MOBILE) { |
Wink Saville | 2b8bcfe | 2011-02-24 17:58:51 -0800 | [diff] [blame] | 959 | usedNetworkType = convertFeatureToNetworkType(feature); |
| 960 | if (usedNetworkType < 0) { |
| 961 | usedNetworkType = networkType; |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 962 | } |
| 963 | } |
| 964 | tracker = mNetTrackers[usedNetworkType]; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 965 | if (tracker == null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 966 | if (DBG) log("ignoring - no known tracker for net type " + usedNetworkType); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 967 | return -1; |
| 968 | } |
| 969 | if (usedNetworkType != networkType) { |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 970 | Integer currentPid = new Integer(pid); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 971 | mNetRequestersPids[usedNetworkType].remove(currentPid); |
Robert Greenwalt | 421c72b | 2009-12-17 14:54:59 -0800 | [diff] [blame] | 972 | reassessPidDns(pid, true); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 973 | if (mNetRequestersPids[usedNetworkType].size() != 0) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 974 | if (DBG) log("not tearing down special network - " + |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 975 | "others still using it"); |
| 976 | return 1; |
| 977 | } |
| 978 | callTeardown = true; |
Robert Greenwalt | 19b9ab4 | 2011-01-10 11:58:31 -0800 | [diff] [blame] | 979 | } else { |
| 980 | if (DBG) log("not a known feature - dropping"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 981 | } |
| 982 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 983 | if (DBG) log("Doing network teardown"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 984 | if (callTeardown) { |
| 985 | tracker.teardown(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 986 | return 1; |
| 987 | } else { |
Robert Greenwalt | 02648a4 | 2010-05-18 10:52:51 -0700 | [diff] [blame] | 988 | return -1; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 989 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 990 | } |
| 991 | |
| 992 | /** |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 993 | * @deprecated use requestRouteToHostAddress instead |
| 994 | * |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 995 | * Ensure that a network route exists to deliver traffic to the specified |
| 996 | * host via the specified network interface. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 997 | * @param networkType the type of the network over which traffic to the |
| 998 | * specified host is to be routed |
| 999 | * @param hostAddress the IP address of the host to which the route is |
| 1000 | * desired |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1001 | * @return {@code true} on success, {@code false} on failure |
| 1002 | */ |
| 1003 | public boolean requestRouteToHost(int networkType, int hostAddress) { |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 1004 | InetAddress inetAddress = NetworkUtils.intToInetAddress(hostAddress); |
| 1005 | |
| 1006 | if (inetAddress == null) { |
| 1007 | return false; |
| 1008 | } |
| 1009 | |
| 1010 | return requestRouteToHostAddress(networkType, inetAddress.getAddress()); |
| 1011 | } |
| 1012 | |
| 1013 | /** |
| 1014 | * Ensure that a network route exists to deliver traffic to the specified |
| 1015 | * host via the specified network interface. |
| 1016 | * @param networkType the type of the network over which traffic to the |
| 1017 | * specified host is to be routed |
| 1018 | * @param hostAddress the IP address of the host to which the route is |
| 1019 | * desired |
| 1020 | * @return {@code true} on success, {@code false} on failure |
| 1021 | */ |
| 1022 | public boolean requestRouteToHostAddress(int networkType, byte[] hostAddress) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1023 | enforceChangePermission(); |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 1024 | if (mProtectedNetworks.contains(networkType)) { |
| 1025 | enforceConnectivityInternalPermission(); |
| 1026 | } |
| 1027 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1028 | if (!ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 1029 | return false; |
| 1030 | } |
| 1031 | NetworkStateTracker tracker = mNetTrackers[networkType]; |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 1032 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1033 | if (tracker == null || !tracker.getNetworkInfo().isConnected() || |
| 1034 | tracker.isTeardownRequested()) { |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 1035 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1036 | log("requestRouteToHostAddress on down network " + |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 1037 | "(" + networkType + ") - dropped"); |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 1038 | } |
| 1039 | return false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1040 | } |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1041 | try { |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 1042 | InetAddress addr = InetAddress.getByAddress(hostAddress); |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1043 | return addHostRoute(tracker, addr, 0); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1044 | } catch (UnknownHostException e) {} |
| 1045 | return false; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1046 | } |
| 1047 | |
| 1048 | /** |
| 1049 | * Ensure that a network route exists to deliver traffic to the specified |
| 1050 | * host via the mobile data network. |
| 1051 | * @param hostAddress the IP address of the host to which the route is desired, |
| 1052 | * in network byte order. |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1053 | * TODO - deprecate |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1054 | * @return {@code true} on success, {@code false} on failure |
| 1055 | */ |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1056 | private boolean addHostRoute(NetworkStateTracker nt, InetAddress hostAddress, int cycleCount) { |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1057 | LinkProperties lp = nt.getLinkProperties(); |
| 1058 | if ((lp == null) || (hostAddress == null)) return false; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1059 | |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1060 | String interfaceName = lp.getInterfaceName(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1061 | if (DBG) { |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1062 | log("Requested host route to " + hostAddress + "(" + interfaceName + "), cycleCount=" + |
| 1063 | cycleCount); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1064 | } |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1065 | if (interfaceName == null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1066 | if (DBG) loge("addHostRoute failed due to null interface name"); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1067 | return false; |
| 1068 | } |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1069 | |
| 1070 | RouteInfo bestRoute = RouteInfo.selectBestRoute(lp.getRoutes(), hostAddress); |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1071 | InetAddress gatewayAddress = null; |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1072 | if (bestRoute != null) { |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1073 | gatewayAddress = bestRoute.getGateway(); |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1074 | // 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] | 1075 | if (hostAddress.equals(gatewayAddress)) gatewayAddress = null; |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1076 | } |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1077 | if (gatewayAddress != null) { |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1078 | if (cycleCount > MAX_HOSTROUTE_CYCLE_COUNT) { |
| 1079 | loge("Error adding hostroute - too much recursion"); |
| 1080 | return false; |
| 1081 | } |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1082 | if (!addHostRoute(nt, gatewayAddress, cycleCount+1)) return false; |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1083 | } |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1084 | |
| 1085 | RouteInfo route = RouteInfo.makeHostRoute(hostAddress, gatewayAddress); |
| 1086 | |
| 1087 | try { |
| 1088 | mNetd.addRoute(interfaceName, route); |
| 1089 | return true; |
| 1090 | } catch (Exception ex) { |
| 1091 | return false; |
| 1092 | } |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1093 | } |
| 1094 | |
| 1095 | // TODO support the removal of single host routes. Keep a ref count of them so we |
| 1096 | // aren't over-zealous |
| 1097 | private boolean removeHostRoute(NetworkStateTracker nt, InetAddress hostAddress) { |
| 1098 | return false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1099 | } |
| 1100 | |
| 1101 | /** |
| 1102 | * @see ConnectivityManager#getBackgroundDataSetting() |
| 1103 | */ |
| 1104 | public boolean getBackgroundDataSetting() { |
Robert Greenwalt | d825ea4 | 2010-12-29 16:15:02 -0800 | [diff] [blame] | 1105 | return mBackgroundDataEnabled.get(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1106 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1107 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1108 | /** |
| 1109 | * @see ConnectivityManager#setBackgroundDataSetting(boolean) |
| 1110 | */ |
| 1111 | public void setBackgroundDataSetting(boolean allowBackgroundDataUsage) { |
| 1112 | mContext.enforceCallingOrSelfPermission( |
| 1113 | android.Manifest.permission.CHANGE_BACKGROUND_DATA_SETTING, |
| 1114 | "ConnectivityService"); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1115 | |
Robert Greenwalt | d825ea4 | 2010-12-29 16:15:02 -0800 | [diff] [blame] | 1116 | mBackgroundDataEnabled.set(allowBackgroundDataUsage); |
| 1117 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1118 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_BACKGROUND_DATA, |
| 1119 | (allowBackgroundDataUsage ? ENABLED : DISABLED), 0)); |
| 1120 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1121 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1122 | private void handleSetBackgroundData(boolean enabled) { |
Robert Greenwalt | db4afae | 2011-02-25 13:44:09 -0800 | [diff] [blame] | 1123 | Settings.Secure.putInt(mContext.getContentResolver(), |
| 1124 | Settings.Secure.BACKGROUND_DATA, enabled ? 1 : 0); |
| 1125 | Intent broadcast = new Intent( |
| 1126 | ConnectivityManager.ACTION_BACKGROUND_DATA_SETTING_CHANGED); |
| 1127 | mContext.sendBroadcast(broadcast); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1128 | } |
| 1129 | |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1130 | /** |
| 1131 | * @see ConnectivityManager#getMobileDataEnabled() |
| 1132 | */ |
| 1133 | public boolean getMobileDataEnabled() { |
Wink Saville | e798268 | 2010-12-07 10:31:02 -0800 | [diff] [blame] | 1134 | // TODO: This detail should probably be in DataConnectionTracker's |
| 1135 | // which is where we store the value and maybe make this |
| 1136 | // asynchronous. |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1137 | enforceAccessPermission(); |
| 1138 | boolean retVal = Settings.Secure.getInt(mContext.getContentResolver(), |
| 1139 | Settings.Secure.MOBILE_DATA, 1) == 1; |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1140 | if (DBG) log("getMobileDataEnabled returning " + retVal); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1141 | return retVal; |
| 1142 | } |
| 1143 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1144 | public void setDataDependency(int networkType, boolean met) { |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 1145 | enforceConnectivityInternalPermission(); |
| 1146 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1147 | if (DBG) { |
| 1148 | log("setDataDependency(" + networkType + ", " + met + ")"); |
| 1149 | } |
| 1150 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_DEPENDENCY_MET, |
| 1151 | (met ? ENABLED : DISABLED), networkType)); |
| 1152 | } |
| 1153 | |
| 1154 | private void handleSetDependencyMet(int networkType, boolean met) { |
| 1155 | if (mNetTrackers[networkType] != null) { |
| 1156 | if (DBG) { |
| 1157 | log("handleSetDependencyMet(" + networkType + ", " + met + ")"); |
| 1158 | } |
| 1159 | mNetTrackers[networkType].setDependencyMet(met); |
| 1160 | } |
| 1161 | } |
| 1162 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1163 | private INetworkPolicyListener mPolicyListener = new INetworkPolicyListener.Stub() { |
| 1164 | @Override |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1165 | public void onUidRulesChanged(int uid, int uidRules) { |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1166 | // only someone like NPMS should only be calling us |
Jeff Sharkey | 1a30395 | 2011-06-16 13:04:20 -0700 | [diff] [blame] | 1167 | mContext.enforceCallingOrSelfPermission(MANAGE_NETWORK_POLICY, TAG); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1168 | |
| 1169 | if (LOGD_RULES) { |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1170 | Slog.d(TAG, "onUidRulesChanged(uid=" + uid + ", uidRules=" + uidRules + ")"); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1171 | } |
| 1172 | |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1173 | synchronized (mRulesLock) { |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1174 | // skip update when we've already applied rules |
| 1175 | final int oldRules = mUidRules.get(uid, RULE_ALLOW_ALL); |
| 1176 | if (oldRules == uidRules) return; |
| 1177 | |
| 1178 | mUidRules.put(uid, uidRules); |
| 1179 | } |
| 1180 | |
| 1181 | // TODO: dispatch into NMS to push rules towards kernel module |
| 1182 | // TODO: notify UID when it has requested targeted updates |
| 1183 | } |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1184 | |
| 1185 | @Override |
| 1186 | public void onMeteredIfacesChanged(String[] meteredIfaces) { |
| 1187 | // only someone like NPMS should only be calling us |
| 1188 | mContext.enforceCallingOrSelfPermission(MANAGE_NETWORK_POLICY, TAG); |
| 1189 | |
| 1190 | if (LOGD_RULES) { |
| 1191 | Slog.d(TAG, |
| 1192 | "onMeteredIfacesChanged(ifaces=" + Arrays.toString(meteredIfaces) + ")"); |
| 1193 | } |
| 1194 | |
| 1195 | synchronized (mRulesLock) { |
| 1196 | mMeteredIfaces.clear(); |
| 1197 | for (String iface : meteredIfaces) { |
| 1198 | mMeteredIfaces.add(iface); |
| 1199 | } |
| 1200 | } |
| 1201 | } |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1202 | }; |
| 1203 | |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1204 | /** |
| 1205 | * @see ConnectivityManager#setMobileDataEnabled(boolean) |
| 1206 | */ |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1207 | public void setMobileDataEnabled(boolean enabled) { |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1208 | enforceChangePermission(); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1209 | if (DBG) log("setMobileDataEnabled(" + enabled + ")"); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1210 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1211 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_MOBILE_DATA, |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1212 | (enabled ? ENABLED : DISABLED), 0)); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1213 | } |
| 1214 | |
| 1215 | private void handleSetMobileData(boolean enabled) { |
Wink Saville | e798268 | 2010-12-07 10:31:02 -0800 | [diff] [blame] | 1216 | if (mNetTrackers[ConnectivityManager.TYPE_MOBILE] != null) { |
| 1217 | if (DBG) { |
| 1218 | Slog.d(TAG, mNetTrackers[ConnectivityManager.TYPE_MOBILE].toString() + enabled); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1219 | } |
Wink Saville | e798268 | 2010-12-07 10:31:02 -0800 | [diff] [blame] | 1220 | mNetTrackers[ConnectivityManager.TYPE_MOBILE].setDataEnable(enabled); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1221 | } |
| 1222 | } |
| 1223 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1224 | private void enforceAccessPermission() { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1225 | mContext.enforceCallingOrSelfPermission( |
| 1226 | android.Manifest.permission.ACCESS_NETWORK_STATE, |
| 1227 | "ConnectivityService"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1228 | } |
| 1229 | |
| 1230 | private void enforceChangePermission() { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1231 | mContext.enforceCallingOrSelfPermission( |
| 1232 | android.Manifest.permission.CHANGE_NETWORK_STATE, |
| 1233 | "ConnectivityService"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1234 | } |
| 1235 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1236 | // TODO Make this a special check when it goes public |
| 1237 | private void enforceTetherChangePermission() { |
| 1238 | mContext.enforceCallingOrSelfPermission( |
| 1239 | android.Manifest.permission.CHANGE_NETWORK_STATE, |
| 1240 | "ConnectivityService"); |
| 1241 | } |
| 1242 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1243 | private void enforceTetherAccessPermission() { |
| 1244 | mContext.enforceCallingOrSelfPermission( |
| 1245 | android.Manifest.permission.ACCESS_NETWORK_STATE, |
| 1246 | "ConnectivityService"); |
| 1247 | } |
| 1248 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1249 | private void enforceConnectivityInternalPermission() { |
| 1250 | mContext.enforceCallingOrSelfPermission( |
| 1251 | android.Manifest.permission.CONNECTIVITY_INTERNAL, |
| 1252 | "ConnectivityService"); |
| 1253 | } |
| 1254 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1255 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1256 | * Handle a {@code DISCONNECTED} event. If this pertains to the non-active |
| 1257 | * network, we ignore it. If it is for the active network, we send out a |
| 1258 | * broadcast. But first, we check whether it might be possible to connect |
| 1259 | * to a different network. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1260 | * @param info the {@code NetworkInfo} for the network |
| 1261 | */ |
| 1262 | private void handleDisconnect(NetworkInfo info) { |
| 1263 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1264 | int prevNetType = info.getType(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1265 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1266 | mNetTrackers[prevNetType].setTeardownRequested(false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1267 | /* |
| 1268 | * If the disconnected network is not the active one, then don't report |
| 1269 | * this as a loss of connectivity. What probably happened is that we're |
| 1270 | * getting the disconnect for a network that we explicitly disabled |
| 1271 | * in accordance with network preference policies. |
| 1272 | */ |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1273 | if (!mNetConfigs[prevNetType].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1274 | List pids = mNetRequestersPids[prevNetType]; |
| 1275 | for (int i = 0; i<pids.size(); i++) { |
| 1276 | Integer pid = (Integer)pids.get(i); |
| 1277 | // will remove them because the net's no longer connected |
| 1278 | // need to do this now as only now do we know the pids and |
| 1279 | // can properly null things that are no longer referenced. |
| 1280 | reassessPidDns(pid.intValue(), false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1281 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1282 | } |
| 1283 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1284 | Intent intent = new Intent(ConnectivityManager.CONNECTIVITY_ACTION); |
| 1285 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1286 | if (info.isFailover()) { |
| 1287 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1288 | info.setFailover(false); |
| 1289 | } |
| 1290 | if (info.getReason() != null) { |
| 1291 | intent.putExtra(ConnectivityManager.EXTRA_REASON, info.getReason()); |
| 1292 | } |
| 1293 | if (info.getExtraInfo() != null) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1294 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, |
| 1295 | info.getExtraInfo()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1296 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1297 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1298 | if (mNetConfigs[prevNetType].isDefault()) { |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1299 | tryFailover(prevNetType); |
| 1300 | if (mActiveDefaultNetwork != -1) { |
| 1301 | NetworkInfo switchTo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo(); |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1302 | intent.putExtra(ConnectivityManager.EXTRA_OTHER_NETWORK_INFO, switchTo); |
| 1303 | } else { |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1304 | mDefaultInetConditionPublished = 0; // we're not connected anymore |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1305 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1306 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1307 | } |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1308 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame] | 1309 | |
| 1310 | // Reset interface if no other connections are using the same interface |
| 1311 | boolean doReset = true; |
| 1312 | LinkProperties linkProperties = mNetTrackers[prevNetType].getLinkProperties(); |
| 1313 | if (linkProperties != null) { |
| 1314 | String oldIface = linkProperties.getInterfaceName(); |
| 1315 | if (TextUtils.isEmpty(oldIface) == false) { |
| 1316 | for (NetworkStateTracker networkStateTracker : mNetTrackers) { |
| 1317 | if (networkStateTracker == null) continue; |
| 1318 | NetworkInfo networkInfo = networkStateTracker.getNetworkInfo(); |
| 1319 | if (networkInfo.isConnected() && networkInfo.getType() != prevNetType) { |
| 1320 | LinkProperties l = networkStateTracker.getLinkProperties(); |
| 1321 | if (l == null) continue; |
| 1322 | if (oldIface.equals(l.getInterfaceName())) { |
| 1323 | doReset = false; |
| 1324 | break; |
| 1325 | } |
| 1326 | } |
| 1327 | } |
| 1328 | } |
| 1329 | } |
| 1330 | |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1331 | // do this before we broadcast the change |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame] | 1332 | handleConnectivityChange(prevNetType, doReset); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1333 | |
| 1334 | sendStickyBroadcast(intent); |
| 1335 | /* |
| 1336 | * If the failover network is already connected, then immediately send |
| 1337 | * out a followup broadcast indicating successful failover |
| 1338 | */ |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1339 | if (mActiveDefaultNetwork != -1) { |
| 1340 | sendConnectedBroadcast(mNetTrackers[mActiveDefaultNetwork].getNetworkInfo()); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1341 | } |
| 1342 | } |
| 1343 | |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1344 | private void tryFailover(int prevNetType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1345 | /* |
Robert Greenwalt | bff9018 | 2011-01-06 15:41:07 -0800 | [diff] [blame] | 1346 | * If this is a default network, check if other defaults are available. |
| 1347 | * Try to reconnect on all available and let them hash it out when |
| 1348 | * more than one connects. |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1349 | */ |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1350 | if (mNetConfigs[prevNetType].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1351 | if (mActiveDefaultNetwork == prevNetType) { |
| 1352 | mActiveDefaultNetwork = -1; |
| 1353 | } |
| 1354 | |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1355 | // don't signal a reconnect for anything lower or equal priority than our |
| 1356 | // current connected default |
| 1357 | // TODO - don't filter by priority now - nice optimization but risky |
| 1358 | // int currentPriority = -1; |
| 1359 | // if (mActiveDefaultNetwork != -1) { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1360 | // currentPriority = mNetConfigs[mActiveDefaultNetwork].mPriority; |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1361 | // } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1362 | for (int checkType=0; checkType <= ConnectivityManager.MAX_NETWORK_TYPE; checkType++) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1363 | if (checkType == prevNetType) continue; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1364 | if (mNetConfigs[checkType] == null) continue; |
| 1365 | if (!mNetConfigs[checkType].isDefault()) continue; |
Wink Saville | 9f7a0b2 | 2011-01-26 15:43:49 -0800 | [diff] [blame] | 1366 | |
| 1367 | // Enabling the isAvailable() optimization caused mobile to not get |
| 1368 | // selected if it was in the middle of error handling. Specifically |
| 1369 | // a moble connection that took 30 seconds to complete the DEACTIVATE_DATA_CALL |
| 1370 | // would not be available and we wouldn't get connected to anything. |
| 1371 | // So removing the isAvailable() optimization below for now. TODO: This |
| 1372 | // optimization should work and we need to investigate why it doesn't work. |
| 1373 | // This could be related to how DEACTIVATE_DATA_CALL is reporting its |
| 1374 | // complete before it is really complete. |
| 1375 | // if (!mNetTrackers[checkType].isAvailable()) continue; |
| 1376 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1377 | // if (currentPriority >= mNetConfigs[checkType].mPriority) continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1378 | |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1379 | NetworkStateTracker checkTracker = mNetTrackers[checkType]; |
| 1380 | NetworkInfo checkInfo = checkTracker.getNetworkInfo(); |
| 1381 | if (!checkInfo.isConnectedOrConnecting() || checkTracker.isTeardownRequested()) { |
| 1382 | checkInfo.setFailover(true); |
| 1383 | checkTracker.reconnect(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1384 | } |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1385 | if (DBG) log("Attempting to switch to " + checkInfo.getTypeName()); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1386 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1387 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1388 | } |
| 1389 | |
| 1390 | private void sendConnectedBroadcast(NetworkInfo info) { |
Robert Greenwalt | 1e9aac2 | 2010-09-15 17:36:33 -0700 | [diff] [blame] | 1391 | sendGeneralBroadcast(info, ConnectivityManager.CONNECTIVITY_ACTION); |
| 1392 | } |
| 1393 | |
| 1394 | private void sendInetConditionBroadcast(NetworkInfo info) { |
| 1395 | sendGeneralBroadcast(info, ConnectivityManager.INET_CONDITION_ACTION); |
| 1396 | } |
| 1397 | |
| 1398 | private void sendGeneralBroadcast(NetworkInfo info, String bcastType) { |
| 1399 | Intent intent = new Intent(bcastType); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1400 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1401 | if (info.isFailover()) { |
| 1402 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1403 | info.setFailover(false); |
| 1404 | } |
| 1405 | if (info.getReason() != null) { |
| 1406 | intent.putExtra(ConnectivityManager.EXTRA_REASON, info.getReason()); |
| 1407 | } |
| 1408 | if (info.getExtraInfo() != null) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1409 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, |
| 1410 | info.getExtraInfo()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1411 | } |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1412 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1413 | sendStickyBroadcast(intent); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1414 | } |
| 1415 | |
| 1416 | /** |
| 1417 | * Called when an attempt to fail over to another network has failed. |
| 1418 | * @param info the {@link NetworkInfo} for the failed network |
| 1419 | */ |
| 1420 | private void handleConnectionFailure(NetworkInfo info) { |
| 1421 | mNetTrackers[info.getType()].setTeardownRequested(false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1422 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1423 | String reason = info.getReason(); |
| 1424 | String extraInfo = info.getExtraInfo(); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1425 | |
Robert Greenwalt | 572172b | 2010-10-08 16:35:52 -0700 | [diff] [blame] | 1426 | String reasonText; |
| 1427 | if (reason == null) { |
| 1428 | reasonText = "."; |
| 1429 | } else { |
| 1430 | reasonText = " (" + reason + ")."; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1431 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1432 | loge("Attempt to connect to " + info.getTypeName() + " failed" + reasonText); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1433 | |
| 1434 | Intent intent = new Intent(ConnectivityManager.CONNECTIVITY_ACTION); |
| 1435 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1436 | if (getActiveNetworkInfo() == null) { |
| 1437 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1438 | } |
| 1439 | if (reason != null) { |
| 1440 | intent.putExtra(ConnectivityManager.EXTRA_REASON, reason); |
| 1441 | } |
| 1442 | if (extraInfo != null) { |
| 1443 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, extraInfo); |
| 1444 | } |
| 1445 | if (info.isFailover()) { |
| 1446 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1447 | info.setFailover(false); |
| 1448 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1449 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1450 | if (mNetConfigs[info.getType()].isDefault()) { |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1451 | tryFailover(info.getType()); |
| 1452 | if (mActiveDefaultNetwork != -1) { |
| 1453 | NetworkInfo switchTo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo(); |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1454 | intent.putExtra(ConnectivityManager.EXTRA_OTHER_NETWORK_INFO, switchTo); |
| 1455 | } else { |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1456 | mDefaultInetConditionPublished = 0; |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1457 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1458 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1459 | } |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1460 | |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1461 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1462 | sendStickyBroadcast(intent); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1463 | /* |
| 1464 | * If the failover network is already connected, then immediately send |
| 1465 | * out a followup broadcast indicating successful failover |
| 1466 | */ |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1467 | if (mActiveDefaultNetwork != -1) { |
| 1468 | sendConnectedBroadcast(mNetTrackers[mActiveDefaultNetwork].getNetworkInfo()); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1469 | } |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1470 | } |
| 1471 | |
| 1472 | private void sendStickyBroadcast(Intent intent) { |
| 1473 | synchronized(this) { |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1474 | if (!mSystemReady) { |
| 1475 | mInitialBroadcast = new Intent(intent); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1476 | } |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1477 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
| 1478 | mContext.sendStickyBroadcast(intent); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1479 | } |
| 1480 | } |
| 1481 | |
| 1482 | void systemReady() { |
| 1483 | synchronized(this) { |
| 1484 | mSystemReady = true; |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1485 | if (mInitialBroadcast != null) { |
| 1486 | mContext.sendStickyBroadcast(mInitialBroadcast); |
| 1487 | mInitialBroadcast = null; |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1488 | } |
| 1489 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 1490 | // load the global proxy at startup |
| 1491 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_APPLY_GLOBAL_HTTP_PROXY)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1492 | } |
| 1493 | |
| 1494 | private void handleConnect(NetworkInfo info) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1495 | int type = info.getType(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1496 | |
| 1497 | // snapshot isFailover, because sendConnectedBroadcast() resets it |
| 1498 | boolean isFailover = info.isFailover(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1499 | NetworkStateTracker thisNet = mNetTrackers[type]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1500 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1501 | // if this is a default net and other default is running |
| 1502 | // kill the one not preferred |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1503 | if (mNetConfigs[type].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1504 | if (mActiveDefaultNetwork != -1 && mActiveDefaultNetwork != type) { |
| 1505 | if ((type != mNetworkPreference && |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 1506 | mNetConfigs[mActiveDefaultNetwork].priority > |
| 1507 | mNetConfigs[type].priority) || |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1508 | mNetworkPreference == mActiveDefaultNetwork) { |
| 1509 | // don't accept this one |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1510 | if (DBG) { |
| 1511 | log("Not broadcasting CONNECT_ACTION " + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1512 | "to torn down network " + info.getTypeName()); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1513 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1514 | teardown(thisNet); |
| 1515 | return; |
| 1516 | } else { |
| 1517 | // tear down the other |
| 1518 | NetworkStateTracker otherNet = |
| 1519 | mNetTrackers[mActiveDefaultNetwork]; |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1520 | if (DBG) { |
| 1521 | log("Policy requires " + otherNet.getNetworkInfo().getTypeName() + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1522 | " teardown"); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1523 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1524 | if (!teardown(otherNet)) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1525 | loge("Network declined teardown request"); |
Robert Greenwalt | 27725e8 | 2011-03-29 11:36:28 -0700 | [diff] [blame] | 1526 | teardown(thisNet); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1527 | return; |
| 1528 | } |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1529 | } |
| 1530 | } |
| 1531 | synchronized (ConnectivityService.this) { |
| 1532 | // have a new default network, release the transition wakelock in a second |
| 1533 | // if it's held. The second pause is to allow apps to reconnect over the |
| 1534 | // new network |
| 1535 | if (mNetTransitionWakeLock.isHeld()) { |
| 1536 | mHandler.sendMessageDelayed(mHandler.obtainMessage( |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 1537 | EVENT_CLEAR_NET_TRANSITION_WAKELOCK, |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1538 | mNetTransitionWakeLockSerialNumber, 0), |
| 1539 | 1000); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1540 | } |
| 1541 | } |
| 1542 | mActiveDefaultNetwork = type; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1543 | // this will cause us to come up initially as unconnected and switching |
| 1544 | // to connected after our normal pause unless somebody reports us as reall |
| 1545 | // disconnected |
| 1546 | mDefaultInetConditionPublished = 0; |
| 1547 | mDefaultConnectionSequence++; |
| 1548 | mInetConditionChangeInFlight = false; |
| 1549 | // Don't do this - if we never sign in stay, grey |
| 1550 | //reportNetworkCondition(mActiveDefaultNetwork, 100); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1551 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1552 | thisNet.setTeardownRequested(false); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1553 | updateNetworkSettings(thisNet); |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame] | 1554 | handleConnectivityChange(type, false); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1555 | sendConnectedBroadcast(info); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1556 | } |
| 1557 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1558 | /** |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1559 | * After a change in the connectivity state of a network. We're mainly |
| 1560 | * concerned with making sure that the list of DNS servers is set up |
| 1561 | * according to which networks are connected, and ensuring that the |
| 1562 | * right routing table entries exist. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1563 | */ |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame] | 1564 | private void handleConnectivityChange(int netType, boolean doReset) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1565 | /* |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1566 | * If a non-default network is enabled, add the host routes that |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1567 | * will allow it's DNS servers to be accessed. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1568 | */ |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1569 | handleDnsConfigurationChange(netType); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1570 | |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1571 | if (mNetTrackers[netType].getNetworkInfo().isConnected()) { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1572 | if (mNetConfigs[netType].isDefault()) { |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 1573 | handleApplyDefaultProxy(netType); |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1574 | addDefaultRoute(mNetTrackers[netType]); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1575 | } else { |
Robert Greenwalt | 13ec406 | 2011-04-01 10:51:22 -0700 | [diff] [blame] | 1576 | // many radios add a default route even when we don't want one. |
| 1577 | // remove the default route unless we need it for our active network |
| 1578 | if (mActiveDefaultNetwork != -1) { |
| 1579 | LinkProperties defaultLinkProperties = |
| 1580 | mNetTrackers[mActiveDefaultNetwork].getLinkProperties(); |
| 1581 | LinkProperties newLinkProperties = |
| 1582 | mNetTrackers[netType].getLinkProperties(); |
| 1583 | String defaultIface = defaultLinkProperties.getInterfaceName(); |
| 1584 | if (defaultIface != null && |
| 1585 | !defaultIface.equals(newLinkProperties.getInterfaceName())) { |
| 1586 | removeDefaultRoute(mNetTrackers[netType]); |
| 1587 | } |
| 1588 | } |
Michael Jurka | 8fad7ee | 2011-03-30 19:54:08 -0700 | [diff] [blame] | 1589 | addPrivateDnsRoutes(mNetTrackers[netType]); |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1590 | } |
| 1591 | } else { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1592 | if (mNetConfigs[netType].isDefault()) { |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1593 | removeDefaultRoute(mNetTrackers[netType]); |
| 1594 | } else { |
| 1595 | removePrivateDnsRoutes(mNetTrackers[netType]); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1596 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1597 | } |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame] | 1598 | |
| 1599 | if (doReset) { |
| 1600 | LinkProperties linkProperties = mNetTrackers[netType].getLinkProperties(); |
| 1601 | if (linkProperties != null) { |
| 1602 | String iface = linkProperties.getInterfaceName(); |
| 1603 | if (TextUtils.isEmpty(iface) == false) { |
| 1604 | if (DBG) log("resetConnections(" + iface + ")"); |
| 1605 | NetworkUtils.resetConnections(iface); |
| 1606 | } |
| 1607 | } |
| 1608 | } |
Kazuhiro Ondo | 1ccb10e | 2011-06-22 21:10:34 -0500 | [diff] [blame] | 1609 | |
| 1610 | // TODO: Temporary notifying upstread change to Tethering. |
| 1611 | // @see bug/4455071 |
| 1612 | /** Notify TetheringService if interface name has been changed. */ |
| 1613 | if (TextUtils.equals(mNetTrackers[netType].getNetworkInfo().getReason(), |
| 1614 | Phone.REASON_LINK_PROPERTIES_CHANGED)) { |
| 1615 | if (isTetheringSupported()) { |
| 1616 | mTethering.handleTetherIfaceChange(); |
| 1617 | } |
| 1618 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1619 | } |
| 1620 | |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1621 | private void addPrivateDnsRoutes(NetworkStateTracker nt) { |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1622 | boolean privateDnsRouteSet = nt.isPrivateDnsRouteSet(); |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1623 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1624 | if (p == null) return; |
| 1625 | String interfaceName = p.getInterfaceName(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1626 | |
| 1627 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1628 | log("addPrivateDnsRoutes for " + nt + |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1629 | "(" + interfaceName + ") - mPrivateDnsRouteSet = " + privateDnsRouteSet); |
| 1630 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1631 | if (interfaceName != null && !privateDnsRouteSet) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1632 | Collection<InetAddress> dnsList = p.getDnses(); |
| 1633 | for (InetAddress dns : dnsList) { |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1634 | addHostRoute(nt, dns, 0); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1635 | } |
| 1636 | nt.privateDnsRouteSet(true); |
| 1637 | } |
| 1638 | } |
| 1639 | |
| 1640 | private void removePrivateDnsRoutes(NetworkStateTracker nt) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1641 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1642 | if (p == null) return; |
| 1643 | String interfaceName = p.getInterfaceName(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1644 | boolean privateDnsRouteSet = nt.isPrivateDnsRouteSet(); |
| 1645 | if (interfaceName != null && privateDnsRouteSet) { |
| 1646 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1647 | log("removePrivateDnsRoutes for " + nt.getNetworkInfo().getTypeName() + |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1648 | " (" + interfaceName + ")"); |
| 1649 | } |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1650 | |
| 1651 | Collection<InetAddress> dnsList = p.getDnses(); |
| 1652 | for (InetAddress dns : dnsList) { |
| 1653 | if (DBG) log(" removing " + dns); |
| 1654 | RouteInfo route = RouteInfo.makeHostRoute(dns); |
| 1655 | try { |
| 1656 | mNetd.removeRoute(interfaceName, route); |
| 1657 | } catch (Exception ex) { |
| 1658 | loge("error (" + ex + ") removing dns route " + route); |
| 1659 | } |
| 1660 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1661 | nt.privateDnsRouteSet(false); |
| 1662 | } |
| 1663 | } |
| 1664 | |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1665 | |
| 1666 | private void addDefaultRoute(NetworkStateTracker nt) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1667 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1668 | if (p == null) return; |
| 1669 | String interfaceName = p.getInterfaceName(); |
Robert Greenwalt | 992564e | 2011-02-09 13:56:06 -0800 | [diff] [blame] | 1670 | if (TextUtils.isEmpty(interfaceName)) return; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1671 | |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1672 | for (RouteInfo route : p.getRoutes()) { |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 1673 | //TODO - handle non-default routes |
| 1674 | if (route.isDefaultRoute()) { |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1675 | if (DBG) log("adding default route " + route); |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 1676 | InetAddress gateway = route.getGateway(); |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1677 | if (addHostRoute(nt, gateway, 0)) { |
| 1678 | try { |
| 1679 | mNetd.addRoute(interfaceName, route); |
| 1680 | } catch (Exception e) { |
| 1681 | loge("error adding default route " + route); |
| 1682 | continue; |
| 1683 | } |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 1684 | if (DBG) { |
| 1685 | NetworkInfo networkInfo = nt.getNetworkInfo(); |
| 1686 | log("addDefaultRoute for " + networkInfo.getTypeName() + |
| 1687 | " (" + interfaceName + "), GatewayAddr=" + |
| 1688 | gateway.getHostAddress()); |
| 1689 | } |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1690 | } else { |
| 1691 | loge("error adding host route for default route " + route); |
Robert Greenwalt | edcb4f9 | 2011-03-22 18:47:42 -0700 | [diff] [blame] | 1692 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1693 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1694 | } |
| 1695 | } |
| 1696 | |
| 1697 | |
| 1698 | public void removeDefaultRoute(NetworkStateTracker nt) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1699 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1700 | if (p == null) return; |
| 1701 | String interfaceName = p.getInterfaceName(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1702 | |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 1703 | if (interfaceName == null) return; |
| 1704 | |
| 1705 | for (RouteInfo route : p.getRoutes()) { |
| 1706 | //TODO - handle non-default routes |
| 1707 | if (route.isDefaultRoute()) { |
| 1708 | try { |
| 1709 | mNetd.removeRoute(interfaceName, route); |
| 1710 | } catch (Exception ex) { |
| 1711 | loge("error (" + ex + ") removing default route " + route); |
| 1712 | continue; |
| 1713 | } |
Robert Greenwalt | edcb4f9 | 2011-03-22 18:47:42 -0700 | [diff] [blame] | 1714 | if (DBG) { |
| 1715 | NetworkInfo networkInfo = nt.getNetworkInfo(); |
| 1716 | log("removeDefaultRoute for " + networkInfo.getTypeName() + " (" + |
| 1717 | interfaceName + ")"); |
| 1718 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1719 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1720 | } |
| 1721 | } |
| 1722 | |
| 1723 | /** |
| 1724 | * Reads the network specific TCP buffer sizes from SystemProperties |
| 1725 | * net.tcp.buffersize.[default|wifi|umts|edge|gprs] and set them for system |
| 1726 | * wide use |
| 1727 | */ |
| 1728 | public void updateNetworkSettings(NetworkStateTracker nt) { |
| 1729 | String key = nt.getTcpBufferSizesPropName(); |
| 1730 | String bufferSizes = SystemProperties.get(key); |
| 1731 | |
| 1732 | if (bufferSizes.length() == 0) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1733 | loge(key + " not found in system properties. Using defaults"); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1734 | |
| 1735 | // Setting to default values so we won't be stuck to previous values |
| 1736 | key = "net.tcp.buffersize.default"; |
| 1737 | bufferSizes = SystemProperties.get(key); |
| 1738 | } |
| 1739 | |
| 1740 | // Set values in kernel |
| 1741 | if (bufferSizes.length() != 0) { |
| 1742 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1743 | log("Setting TCP values: [" + bufferSizes |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1744 | + "] which comes from [" + key + "]"); |
| 1745 | } |
| 1746 | setBufferSize(bufferSizes); |
| 1747 | } |
| 1748 | } |
| 1749 | |
| 1750 | /** |
| 1751 | * Writes TCP buffer sizes to /sys/kernel/ipv4/tcp_[r/w]mem_[min/def/max] |
| 1752 | * which maps to /proc/sys/net/ipv4/tcp_rmem and tcpwmem |
| 1753 | * |
| 1754 | * @param bufferSizes in the format of "readMin, readInitial, readMax, |
| 1755 | * writeMin, writeInitial, writeMax" |
| 1756 | */ |
| 1757 | private void setBufferSize(String bufferSizes) { |
| 1758 | try { |
| 1759 | String[] values = bufferSizes.split(","); |
| 1760 | |
| 1761 | if (values.length == 6) { |
| 1762 | final String prefix = "/sys/kernel/ipv4/tcp_"; |
Mike Lockwood | da8bb74 | 2011-05-28 13:24:04 -0400 | [diff] [blame] | 1763 | FileUtils.stringToFile(prefix + "rmem_min", values[0]); |
| 1764 | FileUtils.stringToFile(prefix + "rmem_def", values[1]); |
| 1765 | FileUtils.stringToFile(prefix + "rmem_max", values[2]); |
| 1766 | FileUtils.stringToFile(prefix + "wmem_min", values[3]); |
| 1767 | FileUtils.stringToFile(prefix + "wmem_def", values[4]); |
| 1768 | FileUtils.stringToFile(prefix + "wmem_max", values[5]); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1769 | } else { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1770 | loge("Invalid buffersize string: " + bufferSizes); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1771 | } |
| 1772 | } catch (IOException e) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1773 | loge("Can't set tcp buffer sizes:" + e); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1774 | } |
| 1775 | } |
| 1776 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1777 | /** |
| 1778 | * Adjust the per-process dns entries (net.dns<x>.<pid>) based |
| 1779 | * on the highest priority active net which this process requested. |
| 1780 | * If there aren't any, clear it out |
| 1781 | */ |
| 1782 | private void reassessPidDns(int myPid, boolean doBump) |
| 1783 | { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1784 | if (DBG) log("reassessPidDns for pid " + myPid); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1785 | for(int i : mPriorityList) { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1786 | if (mNetConfigs[i].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1787 | continue; |
| 1788 | } |
| 1789 | NetworkStateTracker nt = mNetTrackers[i]; |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1790 | if (nt.getNetworkInfo().isConnected() && |
| 1791 | !nt.isTeardownRequested()) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1792 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1793 | if (p == null) continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1794 | List pids = mNetRequestersPids[i]; |
| 1795 | for (int j=0; j<pids.size(); j++) { |
| 1796 | Integer pid = (Integer)pids.get(j); |
| 1797 | if (pid.intValue() == myPid) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1798 | Collection<InetAddress> dnses = p.getDnses(); |
| 1799 | writePidDns(dnses, myPid); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1800 | if (doBump) { |
| 1801 | bumpDns(); |
| 1802 | } |
| 1803 | return; |
| 1804 | } |
| 1805 | } |
| 1806 | } |
| 1807 | } |
| 1808 | // nothing found - delete |
| 1809 | for (int i = 1; ; i++) { |
| 1810 | String prop = "net.dns" + i + "." + myPid; |
| 1811 | if (SystemProperties.get(prop).length() == 0) { |
| 1812 | if (doBump) { |
| 1813 | bumpDns(); |
| 1814 | } |
| 1815 | return; |
| 1816 | } |
| 1817 | SystemProperties.set(prop, ""); |
| 1818 | } |
| 1819 | } |
| 1820 | |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1821 | // return true if results in a change |
| 1822 | private boolean writePidDns(Collection <InetAddress> dnses, int pid) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1823 | int j = 1; |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1824 | boolean changed = false; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1825 | for (InetAddress dns : dnses) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1826 | String dnsString = dns.getHostAddress(); |
| 1827 | if (changed || !dnsString.equals(SystemProperties.get("net.dns" + j + "." + pid))) { |
| 1828 | changed = true; |
| 1829 | SystemProperties.set("net.dns" + j++ + "." + pid, dns.getHostAddress()); |
| 1830 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1831 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1832 | return changed; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1833 | } |
| 1834 | |
| 1835 | private void bumpDns() { |
| 1836 | /* |
| 1837 | * Bump the property that tells the name resolver library to reread |
| 1838 | * the DNS server list from the properties. |
| 1839 | */ |
| 1840 | String propVal = SystemProperties.get("net.dnschange"); |
| 1841 | int n = 0; |
| 1842 | if (propVal.length() != 0) { |
| 1843 | try { |
| 1844 | n = Integer.parseInt(propVal); |
| 1845 | } catch (NumberFormatException e) {} |
| 1846 | } |
| 1847 | SystemProperties.set("net.dnschange", "" + (n+1)); |
Robert Greenwalt | 03595d0 | 2010-11-02 14:08:23 -0700 | [diff] [blame] | 1848 | /* |
| 1849 | * Tell the VMs to toss their DNS caches |
| 1850 | */ |
| 1851 | Intent intent = new Intent(Intent.ACTION_CLEAR_DNS_CACHE); |
| 1852 | intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); |
Stan Chesnutt | 3d1db86 | 2011-01-05 17:14:03 -0800 | [diff] [blame] | 1853 | /* |
| 1854 | * Connectivity events can happen before boot has completed ... |
| 1855 | */ |
| 1856 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
Robert Greenwalt | 03595d0 | 2010-11-02 14:08:23 -0700 | [diff] [blame] | 1857 | mContext.sendBroadcast(intent); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1858 | } |
| 1859 | |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1860 | private void handleDnsConfigurationChange(int netType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1861 | // add default net's dns entries |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1862 | NetworkStateTracker nt = mNetTrackers[netType]; |
| 1863 | if (nt != null && nt.getNetworkInfo().isConnected() && !nt.isTeardownRequested()) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1864 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1865 | if (p == null) return; |
| 1866 | Collection<InetAddress> dnses = p.getDnses(); |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1867 | boolean changed = false; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1868 | if (mNetConfigs[netType].isDefault()) { |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1869 | int j = 1; |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1870 | if (dnses.size() == 0 && mDefaultDns != null) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1871 | String dnsString = mDefaultDns.getHostAddress(); |
| 1872 | if (!dnsString.equals(SystemProperties.get("net.dns1"))) { |
| 1873 | if (DBG) { |
| 1874 | log("no dns provided - using " + dnsString); |
| 1875 | } |
| 1876 | changed = true; |
| 1877 | SystemProperties.set("net.dns1", dnsString); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1878 | } |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1879 | j++; |
| 1880 | } else { |
| 1881 | for (InetAddress dns : dnses) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1882 | String dnsString = dns.getHostAddress(); |
| 1883 | if (!changed && dnsString.equals(SystemProperties.get("net.dns" + j))) { |
| 1884 | j++; |
| 1885 | continue; |
| 1886 | } |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1887 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1888 | log("adding dns " + dns + " for " + |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1889 | nt.getNetworkInfo().getTypeName()); |
| 1890 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1891 | changed = true; |
| 1892 | SystemProperties.set("net.dns" + j++, dnsString); |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1893 | } |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1894 | } |
| 1895 | for (int k=j ; k<mNumDnsEntries; k++) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1896 | if (changed || !TextUtils.isEmpty(SystemProperties.get("net.dns" + k))) { |
| 1897 | if (DBG) log("erasing net.dns" + k); |
| 1898 | changed = true; |
| 1899 | SystemProperties.set("net.dns" + k, ""); |
| 1900 | } |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1901 | } |
| 1902 | mNumDnsEntries = j; |
| 1903 | } else { |
| 1904 | // set per-pid dns for attached secondary nets |
| 1905 | List pids = mNetRequestersPids[netType]; |
| 1906 | for (int y=0; y< pids.size(); y++) { |
| 1907 | Integer pid = (Integer)pids.get(y); |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1908 | changed = writePidDns(dnses, pid.intValue()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1909 | } |
| 1910 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1911 | if (changed) bumpDns(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1912 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1913 | } |
| 1914 | |
Robert Greenwalt | f2102f7 | 2011-05-03 19:02:44 -0700 | [diff] [blame] | 1915 | private int getRestoreDefaultNetworkDelay(int networkType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1916 | String restoreDefaultNetworkDelayStr = SystemProperties.get( |
| 1917 | NETWORK_RESTORE_DELAY_PROP_NAME); |
| 1918 | if(restoreDefaultNetworkDelayStr != null && |
| 1919 | restoreDefaultNetworkDelayStr.length() != 0) { |
| 1920 | try { |
| 1921 | return Integer.valueOf(restoreDefaultNetworkDelayStr); |
| 1922 | } catch (NumberFormatException e) { |
| 1923 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1924 | } |
Robert Greenwalt | f2102f7 | 2011-05-03 19:02:44 -0700 | [diff] [blame] | 1925 | // if the system property isn't set, use the value for the apn type |
| 1926 | int ret = RESTORE_DEFAULT_NETWORK_DELAY; |
| 1927 | |
| 1928 | if ((networkType <= ConnectivityManager.MAX_NETWORK_TYPE) && |
| 1929 | (mNetConfigs[networkType] != null)) { |
| 1930 | ret = mNetConfigs[networkType].restoreTime; |
| 1931 | } |
| 1932 | return ret; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1933 | } |
| 1934 | |
| 1935 | @Override |
| 1936 | protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1937 | if (mContext.checkCallingOrSelfPermission( |
| 1938 | android.Manifest.permission.DUMP) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1939 | != PackageManager.PERMISSION_GRANTED) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1940 | pw.println("Permission Denial: can't dump ConnectivityService " + |
| 1941 | "from from pid=" + Binder.getCallingPid() + ", uid=" + |
| 1942 | Binder.getCallingUid()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1943 | return; |
| 1944 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1945 | pw.println(); |
| 1946 | for (NetworkStateTracker nst : mNetTrackers) { |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 1947 | if (nst != null) { |
| 1948 | if (nst.getNetworkInfo().isConnected()) { |
| 1949 | pw.println("Active network: " + nst.getNetworkInfo(). |
| 1950 | getTypeName()); |
| 1951 | } |
| 1952 | pw.println(nst.getNetworkInfo()); |
| 1953 | pw.println(nst); |
| 1954 | pw.println(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1955 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1956 | } |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 1957 | |
| 1958 | pw.println("Network Requester Pids:"); |
| 1959 | for (int net : mPriorityList) { |
| 1960 | String pidString = net + ": "; |
| 1961 | for (Object pid : mNetRequestersPids[net]) { |
| 1962 | pidString = pidString + pid.toString() + ", "; |
| 1963 | } |
| 1964 | pw.println(pidString); |
| 1965 | } |
| 1966 | pw.println(); |
| 1967 | |
| 1968 | pw.println("FeatureUsers:"); |
| 1969 | for (Object requester : mFeatureUsers) { |
| 1970 | pw.println(requester.toString()); |
| 1971 | } |
| 1972 | pw.println(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1973 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1974 | synchronized (this) { |
| 1975 | pw.println("NetworkTranstionWakeLock is currently " + |
| 1976 | (mNetTransitionWakeLock.isHeld() ? "" : "not ") + "held."); |
| 1977 | pw.println("It was last requested for "+mNetTransitionWakeLockCausedBy); |
| 1978 | } |
| 1979 | pw.println(); |
| 1980 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1981 | mTethering.dump(fd, pw, args); |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 1982 | |
| 1983 | if (mInetLog != null) { |
| 1984 | pw.println(); |
| 1985 | pw.println("Inet condition reports:"); |
| 1986 | for(int i = 0; i < mInetLog.size(); i++) { |
| 1987 | pw.println(mInetLog.get(i)); |
| 1988 | } |
| 1989 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1990 | } |
| 1991 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1992 | // must be stateless - things change under us. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1993 | private class MyHandler extends Handler { |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 1994 | public MyHandler(Looper looper) { |
| 1995 | super(looper); |
| 1996 | } |
| 1997 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1998 | @Override |
| 1999 | public void handleMessage(Message msg) { |
| 2000 | NetworkInfo info; |
| 2001 | switch (msg.what) { |
| 2002 | case NetworkStateTracker.EVENT_STATE_CHANGED: |
| 2003 | info = (NetworkInfo) msg.obj; |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 2004 | int type = info.getType(); |
| 2005 | NetworkInfo.State state = info.getState(); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 2006 | |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2007 | if (DBG) log("ConnectivityChange for " + |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 2008 | info.getTypeName() + ": " + |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 2009 | state + "/" + info.getDetailedState()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2010 | |
| 2011 | // Connectivity state changed: |
| 2012 | // [31-13] Reserved for future use |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 2013 | // [12-9] Network subtype (for mobile network, as defined |
| 2014 | // by TelephonyManager) |
| 2015 | // [8-3] Detailed state ordinal (as defined by |
| 2016 | // NetworkInfo.DetailedState) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2017 | // [2-0] Network type (as defined by ConnectivityManager) |
| 2018 | int eventLogParam = (info.getType() & 0x7) | |
| 2019 | ((info.getDetailedState().ordinal() & 0x3f) << 3) | |
| 2020 | (info.getSubtype() << 9); |
Doug Zongker | ab5c49c | 2009-12-04 10:31:43 -0800 | [diff] [blame] | 2021 | EventLog.writeEvent(EventLogTags.CONNECTIVITY_STATE_CHANGED, |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 2022 | eventLogParam); |
| 2023 | |
| 2024 | if (info.getDetailedState() == |
| 2025 | NetworkInfo.DetailedState.FAILED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2026 | handleConnectionFailure(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 2027 | } else if (state == NetworkInfo.State.DISCONNECTED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2028 | handleDisconnect(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 2029 | } else if (state == NetworkInfo.State.SUSPENDED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2030 | // TODO: need to think this over. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 2031 | // the logic here is, handle SUSPENDED the same as |
| 2032 | // DISCONNECTED. The only difference being we are |
| 2033 | // broadcasting an intent with NetworkInfo that's |
| 2034 | // suspended. This allows the applications an |
| 2035 | // opportunity to handle DISCONNECTED and SUSPENDED |
| 2036 | // differently, or not. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2037 | handleDisconnect(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 2038 | } else if (state == NetworkInfo.State.CONNECTED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2039 | handleConnect(info); |
| 2040 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2041 | break; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2042 | case NetworkStateTracker.EVENT_CONFIGURATION_CHANGED: |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 2043 | info = (NetworkInfo) msg.obj; |
Kazuhiro Ondo | 1ccb10e | 2011-06-22 21:10:34 -0500 | [diff] [blame] | 2044 | // TODO: Temporary allowing network configuration |
| 2045 | // change not resetting sockets. |
| 2046 | // @see bug/4455071 |
| 2047 | handleConnectivityChange(info.getType(), false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2048 | break; |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 2049 | case EVENT_CLEAR_NET_TRANSITION_WAKELOCK: |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2050 | String causedBy = null; |
| 2051 | synchronized (ConnectivityService.this) { |
| 2052 | if (msg.arg1 == mNetTransitionWakeLockSerialNumber && |
| 2053 | mNetTransitionWakeLock.isHeld()) { |
| 2054 | mNetTransitionWakeLock.release(); |
| 2055 | causedBy = mNetTransitionWakeLockCausedBy; |
| 2056 | } |
| 2057 | } |
| 2058 | if (causedBy != null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2059 | log("NetTransition Wakelock for " + causedBy + " released by timeout"); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2060 | } |
Robert Greenwalt | 057d5e9 | 2010-09-09 14:05:10 -0700 | [diff] [blame] | 2061 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2062 | case EVENT_RESTORE_DEFAULT_NETWORK: |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 2063 | FeatureUser u = (FeatureUser)msg.obj; |
| 2064 | u.expire(); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2065 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2066 | case EVENT_INET_CONDITION_CHANGE: |
| 2067 | { |
| 2068 | int netType = msg.arg1; |
| 2069 | int condition = msg.arg2; |
| 2070 | handleInetConditionChange(netType, condition); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2071 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2072 | } |
| 2073 | case EVENT_INET_CONDITION_HOLD_END: |
| 2074 | { |
| 2075 | int netType = msg.arg1; |
| 2076 | int sequence = msg.arg2; |
| 2077 | handleInetConditionHoldEnd(netType, sequence); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2078 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2079 | } |
| 2080 | case EVENT_SET_NETWORK_PREFERENCE: |
| 2081 | { |
| 2082 | int preference = msg.arg1; |
| 2083 | handleSetNetworkPreference(preference); |
| 2084 | break; |
| 2085 | } |
| 2086 | case EVENT_SET_BACKGROUND_DATA: |
| 2087 | { |
| 2088 | boolean enabled = (msg.arg1 == ENABLED); |
| 2089 | handleSetBackgroundData(enabled); |
| 2090 | break; |
| 2091 | } |
| 2092 | case EVENT_SET_MOBILE_DATA: |
| 2093 | { |
| 2094 | boolean enabled = (msg.arg1 == ENABLED); |
| 2095 | handleSetMobileData(enabled); |
| 2096 | break; |
| 2097 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2098 | case EVENT_APPLY_GLOBAL_HTTP_PROXY: |
| 2099 | { |
| 2100 | handleDeprecatedGlobalHttpProxy(); |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 2101 | break; |
| 2102 | } |
| 2103 | case EVENT_SET_DEPENDENCY_MET: |
| 2104 | { |
| 2105 | boolean met = (msg.arg1 == ENABLED); |
| 2106 | handleSetDependencyMet(msg.arg2, met); |
| 2107 | break; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2108 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2109 | } |
| 2110 | } |
| 2111 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2112 | |
| 2113 | // javadoc from interface |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 2114 | public int tether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2115 | enforceTetherChangePermission(); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 2116 | |
| 2117 | if (isTetheringSupported()) { |
| 2118 | return mTethering.tether(iface); |
| 2119 | } else { |
| 2120 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 2121 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2122 | } |
| 2123 | |
| 2124 | // javadoc from interface |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 2125 | public int untether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2126 | enforceTetherChangePermission(); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 2127 | |
| 2128 | if (isTetheringSupported()) { |
| 2129 | return mTethering.untether(iface); |
| 2130 | } else { |
| 2131 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 2132 | } |
| 2133 | } |
| 2134 | |
| 2135 | // javadoc from interface |
| 2136 | public int getLastTetherError(String iface) { |
| 2137 | enforceTetherAccessPermission(); |
| 2138 | |
| 2139 | if (isTetheringSupported()) { |
| 2140 | return mTethering.getLastTetherError(iface); |
| 2141 | } else { |
| 2142 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 2143 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2144 | } |
| 2145 | |
| 2146 | // TODO - proper iface API for selection by property, inspection, etc |
| 2147 | public String[] getTetherableUsbRegexs() { |
| 2148 | enforceTetherAccessPermission(); |
| 2149 | if (isTetheringSupported()) { |
| 2150 | return mTethering.getTetherableUsbRegexs(); |
| 2151 | } else { |
| 2152 | return new String[0]; |
| 2153 | } |
| 2154 | } |
| 2155 | |
| 2156 | public String[] getTetherableWifiRegexs() { |
| 2157 | enforceTetherAccessPermission(); |
| 2158 | if (isTetheringSupported()) { |
| 2159 | return mTethering.getTetherableWifiRegexs(); |
| 2160 | } else { |
| 2161 | return new String[0]; |
| 2162 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2163 | } |
| 2164 | |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 2165 | public String[] getTetherableBluetoothRegexs() { |
| 2166 | enforceTetherAccessPermission(); |
| 2167 | if (isTetheringSupported()) { |
| 2168 | return mTethering.getTetherableBluetoothRegexs(); |
| 2169 | } else { |
| 2170 | return new String[0]; |
| 2171 | } |
| 2172 | } |
| 2173 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2174 | // TODO - move iface listing, queries, etc to new module |
| 2175 | // javadoc from interface |
| 2176 | public String[] getTetherableIfaces() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2177 | enforceTetherAccessPermission(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2178 | return mTethering.getTetherableIfaces(); |
| 2179 | } |
| 2180 | |
| 2181 | public String[] getTetheredIfaces() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2182 | enforceTetherAccessPermission(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2183 | return mTethering.getTetheredIfaces(); |
| 2184 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2185 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 2186 | public String[] getTetheringErroredIfaces() { |
| 2187 | enforceTetherAccessPermission(); |
| 2188 | return mTethering.getErroredIfaces(); |
| 2189 | } |
| 2190 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2191 | // if ro.tether.denied = true we default to no tethering |
| 2192 | // gservices could set the secure setting to 1 though to enable it on a build where it |
| 2193 | // had previously been turned off. |
| 2194 | public boolean isTetheringSupported() { |
| 2195 | enforceTetherAccessPermission(); |
| 2196 | int defaultVal = (SystemProperties.get("ro.tether.denied").equals("true") ? 0 : 1); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 2197 | boolean tetherEnabledInSettings = (Settings.Secure.getInt(mContext.getContentResolver(), |
| 2198 | Settings.Secure.TETHER_SUPPORTED, defaultVal) != 0); |
| 2199 | return tetherEnabledInSettings && mTetheringConfigValid; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2200 | } |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2201 | |
| 2202 | // An API NetworkStateTrackers can call when they lose their network. |
| 2203 | // This will automatically be cleared after X seconds or a network becomes CONNECTED, |
| 2204 | // whichever happens first. The timer is started by the first caller and not |
| 2205 | // restarted by subsequent callers. |
| 2206 | public void requestNetworkTransitionWakelock(String forWhom) { |
| 2207 | enforceConnectivityInternalPermission(); |
| 2208 | synchronized (this) { |
| 2209 | if (mNetTransitionWakeLock.isHeld()) return; |
| 2210 | mNetTransitionWakeLockSerialNumber++; |
| 2211 | mNetTransitionWakeLock.acquire(); |
| 2212 | mNetTransitionWakeLockCausedBy = forWhom; |
| 2213 | } |
| 2214 | mHandler.sendMessageDelayed(mHandler.obtainMessage( |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 2215 | EVENT_CLEAR_NET_TRANSITION_WAKELOCK, |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2216 | mNetTransitionWakeLockSerialNumber, 0), |
| 2217 | mNetTransitionWakeLockTimeout); |
| 2218 | return; |
| 2219 | } |
Robert Greenwalt | ca4306c | 2010-09-09 13:15:32 -0700 | [diff] [blame] | 2220 | |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2221 | // 100 percent is full good, 0 is full bad. |
| 2222 | public void reportInetCondition(int networkType, int percentage) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2223 | if (DBG) log("reportNetworkCondition(" + networkType + ", " + percentage + ")"); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2224 | mContext.enforceCallingOrSelfPermission( |
| 2225 | android.Manifest.permission.STATUS_BAR, |
| 2226 | "ConnectivityService"); |
| 2227 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 2228 | if (DBG) { |
| 2229 | int pid = getCallingPid(); |
| 2230 | int uid = getCallingUid(); |
| 2231 | String s = pid + "(" + uid + ") reports inet is " + |
| 2232 | (percentage > 50 ? "connected" : "disconnected") + " (" + percentage + ") on " + |
| 2233 | "network Type " + networkType + " at " + GregorianCalendar.getInstance().getTime(); |
| 2234 | mInetLog.add(s); |
| 2235 | while(mInetLog.size() > INET_CONDITION_LOG_MAX_SIZE) { |
| 2236 | mInetLog.remove(0); |
| 2237 | } |
| 2238 | } |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2239 | mHandler.sendMessage(mHandler.obtainMessage( |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2240 | EVENT_INET_CONDITION_CHANGE, networkType, percentage)); |
| 2241 | } |
| 2242 | |
| 2243 | private void handleInetConditionChange(int netType, int condition) { |
| 2244 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2245 | log("Inet connectivity change, net=" + |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2246 | netType + ", condition=" + condition + |
| 2247 | ",mActiveDefaultNetwork=" + mActiveDefaultNetwork); |
| 2248 | } |
| 2249 | if (mActiveDefaultNetwork == -1) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2250 | if (DBG) log("no active default network - aborting"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2251 | return; |
| 2252 | } |
| 2253 | if (mActiveDefaultNetwork != netType) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2254 | if (DBG) log("given net not default - aborting"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2255 | return; |
| 2256 | } |
| 2257 | mDefaultInetCondition = condition; |
| 2258 | int delay; |
| 2259 | if (mInetConditionChangeInFlight == false) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2260 | if (DBG) log("starting a change hold"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2261 | // setup a new hold to debounce this |
| 2262 | if (mDefaultInetCondition > 50) { |
| 2263 | delay = Settings.Secure.getInt(mContext.getContentResolver(), |
| 2264 | Settings.Secure.INET_CONDITION_DEBOUNCE_UP_DELAY, 500); |
| 2265 | } else { |
| 2266 | delay = Settings.Secure.getInt(mContext.getContentResolver(), |
| 2267 | Settings.Secure.INET_CONDITION_DEBOUNCE_DOWN_DELAY, 3000); |
| 2268 | } |
| 2269 | mInetConditionChangeInFlight = true; |
| 2270 | mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_INET_CONDITION_HOLD_END, |
| 2271 | mActiveDefaultNetwork, mDefaultConnectionSequence), delay); |
| 2272 | } else { |
| 2273 | // we've set the new condition, when this hold ends that will get |
| 2274 | // picked up |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2275 | if (DBG) log("currently in hold - not setting new end evt"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2276 | } |
| 2277 | } |
| 2278 | |
| 2279 | private void handleInetConditionHoldEnd(int netType, int sequence) { |
| 2280 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2281 | log("Inet hold end, net=" + netType + |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2282 | ", condition =" + mDefaultInetCondition + |
| 2283 | ", published condition =" + mDefaultInetConditionPublished); |
| 2284 | } |
| 2285 | mInetConditionChangeInFlight = false; |
| 2286 | |
| 2287 | if (mActiveDefaultNetwork == -1) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2288 | if (DBG) log("no active default network - aborting"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2289 | return; |
| 2290 | } |
| 2291 | if (mDefaultConnectionSequence != sequence) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2292 | if (DBG) log("event hold for obsolete network - aborting"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2293 | return; |
| 2294 | } |
| 2295 | if (mDefaultInetConditionPublished == mDefaultInetCondition) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2296 | if (DBG) log("no change in condition - aborting"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2297 | return; |
| 2298 | } |
| 2299 | NetworkInfo networkInfo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo(); |
| 2300 | if (networkInfo.isConnected() == false) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2301 | if (DBG) log("default network not connected - aborting"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2302 | return; |
| 2303 | } |
| 2304 | mDefaultInetConditionPublished = mDefaultInetCondition; |
| 2305 | sendInetConditionBroadcast(networkInfo); |
| 2306 | return; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2307 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2308 | |
| 2309 | public synchronized ProxyProperties getProxy() { |
| 2310 | if (mGlobalProxy != null) return mGlobalProxy; |
| 2311 | if (mDefaultProxy != null) return mDefaultProxy; |
| 2312 | return null; |
| 2313 | } |
| 2314 | |
| 2315 | public void setGlobalProxy(ProxyProperties proxyProperties) { |
| 2316 | enforceChangePermission(); |
| 2317 | synchronized (mGlobalProxyLock) { |
| 2318 | if (proxyProperties == mGlobalProxy) return; |
| 2319 | if (proxyProperties != null && proxyProperties.equals(mGlobalProxy)) return; |
| 2320 | if (mGlobalProxy != null && mGlobalProxy.equals(proxyProperties)) return; |
| 2321 | |
| 2322 | String host = ""; |
| 2323 | int port = 0; |
| 2324 | String exclList = ""; |
| 2325 | if (proxyProperties != null && !TextUtils.isEmpty(proxyProperties.getHost())) { |
| 2326 | mGlobalProxy = new ProxyProperties(proxyProperties); |
| 2327 | host = mGlobalProxy.getHost(); |
| 2328 | port = mGlobalProxy.getPort(); |
| 2329 | exclList = mGlobalProxy.getExclusionList(); |
| 2330 | } else { |
| 2331 | mGlobalProxy = null; |
| 2332 | } |
| 2333 | ContentResolver res = mContext.getContentResolver(); |
| 2334 | Settings.Secure.putString(res, Settings.Secure.GLOBAL_HTTP_PROXY_HOST, host); |
| 2335 | Settings.Secure.putInt(res, Settings.Secure.GLOBAL_HTTP_PROXY_PORT, port); |
Robert Greenwalt | b7090d6 | 2010-12-02 11:31:00 -0800 | [diff] [blame] | 2336 | Settings.Secure.putString(res, Settings.Secure.GLOBAL_HTTP_PROXY_EXCLUSION_LIST, |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2337 | exclList); |
| 2338 | } |
| 2339 | |
| 2340 | if (mGlobalProxy == null) { |
| 2341 | proxyProperties = mDefaultProxy; |
| 2342 | } |
| 2343 | sendProxyBroadcast(proxyProperties); |
| 2344 | } |
| 2345 | |
Robert Greenwalt | b7090d6 | 2010-12-02 11:31:00 -0800 | [diff] [blame] | 2346 | private void loadGlobalProxy() { |
| 2347 | ContentResolver res = mContext.getContentResolver(); |
| 2348 | String host = Settings.Secure.getString(res, Settings.Secure.GLOBAL_HTTP_PROXY_HOST); |
| 2349 | int port = Settings.Secure.getInt(res, Settings.Secure.GLOBAL_HTTP_PROXY_PORT, 0); |
| 2350 | String exclList = Settings.Secure.getString(res, |
| 2351 | Settings.Secure.GLOBAL_HTTP_PROXY_EXCLUSION_LIST); |
| 2352 | if (!TextUtils.isEmpty(host)) { |
| 2353 | ProxyProperties proxyProperties = new ProxyProperties(host, port, exclList); |
| 2354 | synchronized (mGlobalProxyLock) { |
| 2355 | mGlobalProxy = proxyProperties; |
| 2356 | } |
| 2357 | } |
| 2358 | } |
| 2359 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2360 | public ProxyProperties getGlobalProxy() { |
| 2361 | synchronized (mGlobalProxyLock) { |
| 2362 | return mGlobalProxy; |
| 2363 | } |
| 2364 | } |
| 2365 | |
| 2366 | private void handleApplyDefaultProxy(int type) { |
| 2367 | // check if new default - push it out to all VM if so |
| 2368 | ProxyProperties proxy = mNetTrackers[type].getLinkProperties().getHttpProxy(); |
| 2369 | synchronized (this) { |
| 2370 | if (mDefaultProxy != null && mDefaultProxy.equals(proxy)) return; |
| 2371 | if (mDefaultProxy == proxy) return; |
| 2372 | if (!TextUtils.isEmpty(proxy.getHost())) { |
| 2373 | mDefaultProxy = proxy; |
| 2374 | } else { |
| 2375 | mDefaultProxy = null; |
| 2376 | } |
| 2377 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2378 | if (DBG) log("changing default proxy to " + proxy); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2379 | if ((proxy == null && mGlobalProxy == null) || proxy.equals(mGlobalProxy)) return; |
| 2380 | if (mGlobalProxy != null) return; |
| 2381 | sendProxyBroadcast(proxy); |
| 2382 | } |
| 2383 | |
| 2384 | private void handleDeprecatedGlobalHttpProxy() { |
| 2385 | String proxy = Settings.Secure.getString(mContext.getContentResolver(), |
| 2386 | Settings.Secure.HTTP_PROXY); |
| 2387 | if (!TextUtils.isEmpty(proxy)) { |
| 2388 | String data[] = proxy.split(":"); |
| 2389 | String proxyHost = data[0]; |
| 2390 | int proxyPort = 8080; |
| 2391 | if (data.length > 1) { |
| 2392 | try { |
| 2393 | proxyPort = Integer.parseInt(data[1]); |
| 2394 | } catch (NumberFormatException e) { |
| 2395 | return; |
| 2396 | } |
| 2397 | } |
| 2398 | ProxyProperties p = new ProxyProperties(data[0], proxyPort, ""); |
| 2399 | setGlobalProxy(p); |
| 2400 | } |
| 2401 | } |
| 2402 | |
| 2403 | private void sendProxyBroadcast(ProxyProperties proxy) { |
Robert Greenwalt | 55985be | 2010-12-23 15:51:10 -0800 | [diff] [blame] | 2404 | if (proxy == null) proxy = new ProxyProperties("", 0, ""); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2405 | log("sending Proxy Broadcast for " + proxy); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2406 | Intent intent = new Intent(Proxy.PROXY_CHANGE_ACTION); |
Stan Chesnutt | b35d67a | 2011-01-06 11:00:19 -0800 | [diff] [blame] | 2407 | intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING | |
| 2408 | Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2409 | intent.putExtra(Proxy.EXTRA_PROXY_INFO, proxy); |
Robert Greenwalt | a2e1339 | 2010-12-06 11:29:17 -0800 | [diff] [blame] | 2410 | mContext.sendStickyBroadcast(intent); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2411 | } |
| 2412 | |
| 2413 | private static class SettingsObserver extends ContentObserver { |
| 2414 | private int mWhat; |
| 2415 | private Handler mHandler; |
| 2416 | SettingsObserver(Handler handler, int what) { |
| 2417 | super(handler); |
| 2418 | mHandler = handler; |
| 2419 | mWhat = what; |
| 2420 | } |
| 2421 | |
| 2422 | void observe(Context context) { |
| 2423 | ContentResolver resolver = context.getContentResolver(); |
| 2424 | resolver.registerContentObserver(Settings.Secure.getUriFor( |
| 2425 | Settings.Secure.HTTP_PROXY), false, this); |
| 2426 | } |
| 2427 | |
| 2428 | @Override |
| 2429 | public void onChange(boolean selfChange) { |
| 2430 | mHandler.obtainMessage(mWhat).sendToTarget(); |
| 2431 | } |
| 2432 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2433 | |
| 2434 | private void log(String s) { |
| 2435 | Slog.d(TAG, s); |
| 2436 | } |
| 2437 | |
| 2438 | private void loge(String s) { |
| 2439 | Slog.e(TAG, s); |
| 2440 | } |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2441 | |
Wink Saville | 2b8bcfe | 2011-02-24 17:58:51 -0800 | [diff] [blame] | 2442 | int convertFeatureToNetworkType(String feature){ |
| 2443 | int networkType = -1; |
| 2444 | if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_MMS)) { |
| 2445 | networkType = ConnectivityManager.TYPE_MOBILE_MMS; |
| 2446 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_SUPL)) { |
| 2447 | networkType = ConnectivityManager.TYPE_MOBILE_SUPL; |
| 2448 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_DUN) || |
| 2449 | TextUtils.equals(feature, Phone.FEATURE_ENABLE_DUN_ALWAYS)) { |
| 2450 | networkType = ConnectivityManager.TYPE_MOBILE_DUN; |
| 2451 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_HIPRI)) { |
| 2452 | networkType = ConnectivityManager.TYPE_MOBILE_HIPRI; |
| 2453 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_FOTA)) { |
| 2454 | networkType = ConnectivityManager.TYPE_MOBILE_FOTA; |
| 2455 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_IMS)) { |
| 2456 | networkType = ConnectivityManager.TYPE_MOBILE_IMS; |
| 2457 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_CBS)) { |
| 2458 | networkType = ConnectivityManager.TYPE_MOBILE_CBS; |
| 2459 | } |
| 2460 | return networkType; |
| 2461 | } |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 2462 | |
| 2463 | private static <T> T checkNotNull(T value, String message) { |
| 2464 | if (value == null) { |
| 2465 | throw new NullPointerException(message); |
| 2466 | } |
| 2467 | return value; |
| 2468 | } |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2469 | |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 2470 | /** |
| 2471 | * Protect a socket from VPN routing rules. This method is used by |
| 2472 | * VpnBuilder and not available in ConnectivityManager. Permission |
| 2473 | * checks are done in Vpn class. |
| 2474 | * @hide |
| 2475 | */ |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2476 | @Override |
| 2477 | public void protectVpn(ParcelFileDescriptor socket) { |
| 2478 | mVpn.protect(socket, getDefaultInterface()); |
| 2479 | } |
| 2480 | |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 2481 | /** |
| 2482 | * Prepare for a VPN application. This method is used by VpnDialogs |
| 2483 | * and not available in ConnectivityManager. Permission checks are |
| 2484 | * done in Vpn class. |
| 2485 | * @hide |
| 2486 | */ |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2487 | @Override |
Chia-chi Yeh | 100155a | 2011-07-03 16:52:38 -0700 | [diff] [blame] | 2488 | public boolean prepareVpn(String oldPackage, String newPackage) { |
| 2489 | return mVpn.prepare(oldPackage, newPackage); |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2490 | } |
| 2491 | |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 2492 | /** |
| 2493 | * Configure a TUN interface and return its file descriptor. Parameters |
| 2494 | * are encoded and opaque to this class. This method is used by VpnBuilder |
| 2495 | * and not available in ConnectivityManager. Permission checks are done |
| 2496 | * in Vpn class. |
| 2497 | * @hide |
| 2498 | */ |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2499 | @Override |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 2500 | public ParcelFileDescriptor establishVpn(VpnConfig config) { |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2501 | return mVpn.establish(config); |
| 2502 | } |
| 2503 | |
Chia-chi Yeh | 77fd485 | 2011-07-02 17:15:00 -0700 | [diff] [blame] | 2504 | /** |
| 2505 | * Handle a legacy VPN request. |
| 2506 | * @hide |
| 2507 | */ |
| 2508 | @Override |
| 2509 | public void doLegacyVpn(VpnConfig config, String[] racoon, String[] mtpd) { |
| 2510 | mVpn.doLegacyVpn(config, racoon, mtpd); |
| 2511 | } |
| 2512 | |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2513 | private String getDefaultInterface() { |
| 2514 | if (ConnectivityManager.isNetworkTypeValid(mActiveDefaultNetwork)) { |
| 2515 | NetworkStateTracker tracker = mNetTrackers[mActiveDefaultNetwork]; |
| 2516 | if (tracker != null) { |
| 2517 | LinkProperties properties = tracker.getLinkProperties(); |
| 2518 | if (properties != null) { |
| 2519 | return properties.getInterfaceName(); |
| 2520 | } |
| 2521 | } |
| 2522 | } |
| 2523 | throw new IllegalStateException("No default interface"); |
| 2524 | } |
| 2525 | |
| 2526 | /** |
| 2527 | * Callback for VPN subsystem. Currently VPN is not adapted to the service |
| 2528 | * through NetworkStateTracker since it works differently. For example, it |
| 2529 | * needs to override DNS servers but never takes the default routes. It |
| 2530 | * relies on another data network, and it could keep existing connections |
| 2531 | * alive after reconnecting, switching between networks, or even resuming |
| 2532 | * from deep sleep. Calls from applications should be done synchronously |
| 2533 | * to avoid race conditions. As these are all hidden APIs, refactoring can |
| 2534 | * be done whenever a better abstraction is developed. |
| 2535 | */ |
| 2536 | public class VpnCallback { |
| 2537 | |
| 2538 | private VpnCallback() { |
| 2539 | } |
| 2540 | |
Chia-chi Yeh | 8909b10 | 2011-07-01 01:09:42 -0700 | [diff] [blame] | 2541 | public synchronized void override(List<String> dnsServers, List<String> searchDomains) { |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2542 | // TODO: override DNS servers and http proxy. |
| 2543 | } |
| 2544 | |
| 2545 | public synchronized void restore() { |
| 2546 | // TODO: restore VPN changes. |
| 2547 | } |
| 2548 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2549 | } |