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 | 961e304 | 2011-08-29 16:02:57 -0700 | [diff] [blame] | 20 | import static android.net.ConnectivityManager.CONNECTIVITY_ACTION; |
| 21 | import static android.net.ConnectivityManager.CONNECTIVITY_ACTION_IMMEDIATE; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 22 | import static android.net.ConnectivityManager.isNetworkTypeValid; |
| 23 | import static android.net.NetworkPolicyManager.RULE_ALLOW_ALL; |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 24 | import static android.net.NetworkPolicyManager.RULE_REJECT_METERED; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 25 | |
Jaikumar Ganesh | 15c7439 | 2010-12-21 22:31:44 -0800 | [diff] [blame] | 26 | import android.bluetooth.BluetoothTetheringDataTracker; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 27 | import android.content.ContentResolver; |
| 28 | import android.content.Context; |
| 29 | import android.content.Intent; |
| 30 | import android.content.pm.PackageManager; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 31 | import android.database.ContentObserver; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 32 | import android.net.ConnectivityManager; |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 33 | import android.net.DummyDataStateTracker; |
Benoit Goby | 1997069 | 2010-12-22 14:29:40 -0800 | [diff] [blame] | 34 | import android.net.EthernetDataTracker; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 35 | import android.net.IConnectivityManager; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 36 | import android.net.INetworkPolicyListener; |
| 37 | import android.net.INetworkPolicyManager; |
Jeff Sharkey | 367d15a | 2011-09-22 14:59:51 -0700 | [diff] [blame] | 38 | import android.net.INetworkStatsService; |
Wink Saville | c9822c5 | 2011-07-14 12:23:28 -0700 | [diff] [blame] | 39 | import android.net.LinkAddress; |
Jaikumar Ganesh | 15c7439 | 2010-12-21 22:31:44 -0800 | [diff] [blame] | 40 | import android.net.LinkProperties; |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 41 | import android.net.LinkProperties.CompareResult; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 42 | import android.net.MobileDataStateTracker; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 43 | import android.net.NetworkConfig; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 44 | import android.net.NetworkInfo; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 45 | import android.net.NetworkInfo.DetailedState; |
Jeff Sharkey | f0ceede | 2011-08-02 17:22:34 -0700 | [diff] [blame] | 46 | import android.net.NetworkQuotaInfo; |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 47 | import android.net.NetworkState; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 48 | import android.net.NetworkStateTracker; |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 49 | import android.net.NetworkUtils; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 50 | import android.net.Proxy; |
| 51 | import android.net.ProxyProperties; |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 52 | import android.net.RouteInfo; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 53 | import android.net.wifi.WifiStateTracker; |
| 54 | import android.os.Binder; |
Mike Lockwood | da8bb74 | 2011-05-28 13:24:04 -0400 | [diff] [blame] | 55 | import android.os.FileUtils; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 56 | import android.os.Handler; |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 57 | import android.os.HandlerThread; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 58 | import android.os.IBinder; |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 59 | import android.os.INetworkManagementService; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 60 | import android.os.Looper; |
| 61 | import android.os.Message; |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 62 | import android.os.ParcelFileDescriptor; |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 63 | import android.os.PowerManager; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 64 | import android.os.RemoteException; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 65 | import android.os.ServiceManager; |
| 66 | import android.os.SystemProperties; |
| 67 | import android.provider.Settings; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 68 | import android.text.TextUtils; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 69 | import android.util.EventLog; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 70 | import android.util.Slog; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 71 | import android.util.SparseIntArray; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 72 | |
Chia-chi Yeh | 2e46764 | 2011-07-04 03:23:12 -0700 | [diff] [blame] | 73 | import com.android.internal.net.LegacyVpnInfo; |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 74 | import com.android.internal.net.VpnConfig; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 75 | import com.android.internal.telephony.Phone; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 76 | import com.android.server.connectivity.Tethering; |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 77 | import com.android.server.connectivity.Vpn; |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 78 | import com.google.android.collect.Lists; |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 79 | import com.google.android.collect.Sets; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 80 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 81 | import java.io.FileDescriptor; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 82 | import java.io.IOException; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 83 | import java.io.PrintWriter; |
Wink Saville | c9822c5 | 2011-07-14 12:23:28 -0700 | [diff] [blame] | 84 | import java.net.Inet4Address; |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 85 | import java.net.Inet6Address; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 86 | import java.net.InetAddress; |
| 87 | import java.net.UnknownHostException; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 88 | import java.util.ArrayList; |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 89 | import java.util.Arrays; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 90 | import java.util.Collection; |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 91 | import java.util.GregorianCalendar; |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 92 | import java.util.HashSet; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 93 | import java.util.List; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 94 | |
| 95 | /** |
| 96 | * @hide |
| 97 | */ |
| 98 | public class ConnectivityService extends IConnectivityManager.Stub { |
| 99 | |
Robert Greenwalt | ba175a5 | 2010-10-05 19:12:26 -0700 | [diff] [blame] | 100 | private static final boolean DBG = true; |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 101 | private static final boolean VDBG = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 102 | private static final String TAG = "ConnectivityService"; |
| 103 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 104 | private static final boolean LOGD_RULES = false; |
| 105 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 106 | // how long to wait before switching back to a radio's default network |
| 107 | private static final int RESTORE_DEFAULT_NETWORK_DELAY = 1 * 60 * 1000; |
| 108 | // system property that can override the above value |
| 109 | private static final String NETWORK_RESTORE_DELAY_PROP_NAME = |
| 110 | "android.telephony.apn-restore"; |
| 111 | |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 112 | // used in recursive route setting to add gateways for the host for which |
| 113 | // a host route was requested. |
| 114 | private static final int MAX_HOSTROUTE_CYCLE_COUNT = 10; |
| 115 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 116 | private Tethering mTethering; |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 117 | private boolean mTetheringConfigValid = false; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 118 | |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 119 | private Vpn mVpn; |
| 120 | |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 121 | /** Lock around {@link #mUidRules} and {@link #mMeteredIfaces}. */ |
| 122 | private Object mRulesLock = new Object(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 123 | /** Currently active network rules by UID. */ |
| 124 | private SparseIntArray mUidRules = new SparseIntArray(); |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 125 | /** Set of ifaces that are costly. */ |
| 126 | private HashSet<String> mMeteredIfaces = Sets.newHashSet(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 127 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 128 | /** |
| 129 | * Sometimes we want to refer to the individual network state |
| 130 | * trackers separately, and sometimes we just want to treat them |
| 131 | * abstractly. |
| 132 | */ |
| 133 | private NetworkStateTracker mNetTrackers[]; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 134 | |
| 135 | /** |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 136 | * The link properties that define the current links |
| 137 | */ |
| 138 | private LinkProperties mCurrentLinkProperties[]; |
| 139 | |
| 140 | /** |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 141 | * A per Net list of the PID's that requested access to the net |
| 142 | * used both as a refcount and for per-PID DNS selection |
| 143 | */ |
| 144 | private List mNetRequestersPids[]; |
| 145 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 146 | // priority order of the nettrackers |
| 147 | // (excluding dynamically set mNetworkPreference) |
| 148 | // TODO - move mNetworkTypePreference into this |
| 149 | private int[] mPriorityList; |
| 150 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 151 | private Context mContext; |
| 152 | private int mNetworkPreference; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 153 | private int mActiveDefaultNetwork = -1; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 154 | // 0 is full bad, 100 is full good |
| 155 | private int mDefaultInetCondition = 0; |
| 156 | private int mDefaultInetConditionPublished = 0; |
| 157 | private boolean mInetConditionChangeInFlight = false; |
| 158 | private int mDefaultConnectionSequence = 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 159 | |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 160 | private Object mDnsLock = new Object(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 161 | private int mNumDnsEntries; |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 162 | private boolean mDnsOverridden = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 163 | |
| 164 | private boolean mTestMode; |
Joe Onorato | 0009287 | 2010-09-01 21:18:22 -0700 | [diff] [blame] | 165 | private static ConnectivityService sServiceInstance; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 166 | |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 167 | private INetworkManagementService mNetd; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 168 | private INetworkPolicyManager mPolicyManager; |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 169 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 170 | private static final int ENABLED = 1; |
| 171 | private static final int DISABLED = 0; |
| 172 | |
| 173 | // Share the event space with NetworkStateTracker (which can't see this |
| 174 | // internal class but sends us events). If you change these, change |
| 175 | // NetworkStateTracker.java too. |
| 176 | private static final int MIN_NETWORK_STATE_TRACKER_EVENT = 1; |
| 177 | private static final int MAX_NETWORK_STATE_TRACKER_EVENT = 100; |
| 178 | |
| 179 | /** |
| 180 | * used internally as a delayed event to make us switch back to the |
| 181 | * default network |
| 182 | */ |
| 183 | private static final int EVENT_RESTORE_DEFAULT_NETWORK = |
| 184 | MAX_NETWORK_STATE_TRACKER_EVENT + 1; |
| 185 | |
| 186 | /** |
| 187 | * used internally to change our mobile data enabled flag |
| 188 | */ |
| 189 | private static final int EVENT_CHANGE_MOBILE_DATA_ENABLED = |
| 190 | MAX_NETWORK_STATE_TRACKER_EVENT + 2; |
| 191 | |
| 192 | /** |
| 193 | * used internally to change our network preference setting |
| 194 | * arg1 = networkType to prefer |
| 195 | */ |
| 196 | private static final int EVENT_SET_NETWORK_PREFERENCE = |
| 197 | MAX_NETWORK_STATE_TRACKER_EVENT + 3; |
| 198 | |
| 199 | /** |
| 200 | * used internally to synchronize inet condition reports |
| 201 | * arg1 = networkType |
| 202 | * arg2 = condition (0 bad, 100 good) |
| 203 | */ |
| 204 | private static final int EVENT_INET_CONDITION_CHANGE = |
| 205 | MAX_NETWORK_STATE_TRACKER_EVENT + 4; |
| 206 | |
| 207 | /** |
| 208 | * used internally to mark the end of inet condition hold periods |
| 209 | * arg1 = networkType |
| 210 | */ |
| 211 | private static final int EVENT_INET_CONDITION_HOLD_END = |
| 212 | MAX_NETWORK_STATE_TRACKER_EVENT + 5; |
| 213 | |
| 214 | /** |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 215 | * used internally to set enable/disable cellular data |
| 216 | * arg1 = ENBALED or DISABLED |
| 217 | */ |
| 218 | private static final int EVENT_SET_MOBILE_DATA = |
| 219 | MAX_NETWORK_STATE_TRACKER_EVENT + 7; |
| 220 | |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 221 | /** |
| 222 | * used internally to clear a wakelock when transitioning |
| 223 | * from one net to another |
| 224 | */ |
| 225 | private static final int EVENT_CLEAR_NET_TRANSITION_WAKELOCK = |
| 226 | MAX_NETWORK_STATE_TRACKER_EVENT + 8; |
| 227 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 228 | /** |
| 229 | * used internally to reload global proxy settings |
| 230 | */ |
| 231 | private static final int EVENT_APPLY_GLOBAL_HTTP_PROXY = |
| 232 | MAX_NETWORK_STATE_TRACKER_EVENT + 9; |
| 233 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 234 | /** |
| 235 | * used internally to set external dependency met/unmet |
| 236 | * arg1 = ENABLED (met) or DISABLED (unmet) |
| 237 | * arg2 = NetworkType |
| 238 | */ |
| 239 | private static final int EVENT_SET_DEPENDENCY_MET = |
| 240 | MAX_NETWORK_STATE_TRACKER_EVENT + 10; |
| 241 | |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 242 | /** |
| 243 | * used internally to restore DNS properties back to the |
| 244 | * default network |
| 245 | */ |
| 246 | private static final int EVENT_RESTORE_DNS = |
| 247 | MAX_NETWORK_STATE_TRACKER_EVENT + 11; |
| 248 | |
Wink Saville | 2b30afd | 2011-08-05 11:40:22 -0700 | [diff] [blame] | 249 | /** |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 250 | * used internally to send a sticky broadcast delayed. |
| 251 | */ |
| 252 | private static final int EVENT_SEND_STICKY_BROADCAST_INTENT = |
Wink Saville | 2b30afd | 2011-08-05 11:40:22 -0700 | [diff] [blame] | 253 | MAX_NETWORK_STATE_TRACKER_EVENT + 12; |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 254 | |
Jeff Sharkey | 8e28b7d | 2011-08-19 02:24:24 -0700 | [diff] [blame] | 255 | /** |
| 256 | * Used internally to |
| 257 | * {@link NetworkStateTracker#setPolicyDataEnable(boolean)}. |
| 258 | */ |
| 259 | private static final int EVENT_SET_POLICY_DATA_ENABLE = MAX_NETWORK_STATE_TRACKER_EVENT + 13; |
| 260 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 261 | private Handler mHandler; |
| 262 | |
| 263 | // list of DeathRecipients used to make sure features are turned off when |
| 264 | // a process dies |
Kazuhiro Ondo | 3bed4c9 | 2011-07-19 11:23:37 -0500 | [diff] [blame] | 265 | private List<FeatureUser> mFeatureUsers; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 266 | |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 267 | private boolean mSystemReady; |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 268 | private Intent mInitialBroadcast; |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 269 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 270 | private PowerManager.WakeLock mNetTransitionWakeLock; |
| 271 | private String mNetTransitionWakeLockCausedBy = ""; |
| 272 | private int mNetTransitionWakeLockSerialNumber; |
| 273 | private int mNetTransitionWakeLockTimeout; |
| 274 | |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 275 | private InetAddress mDefaultDns; |
| 276 | |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 277 | // this collection is used to refcount the added routes - if there are none left |
| 278 | // it's time to remove the route from the route table |
| 279 | private Collection<RouteInfo> mAddedRoutes = new ArrayList<RouteInfo>(); |
| 280 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 281 | // used in DBG mode to track inet condition reports |
| 282 | private static final int INET_CONDITION_LOG_MAX_SIZE = 15; |
| 283 | private ArrayList mInetLog; |
| 284 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 285 | // track the current default http proxy - tell the world if we get a new one (real change) |
| 286 | private ProxyProperties mDefaultProxy = null; |
| 287 | // track the global proxy. |
| 288 | private ProxyProperties mGlobalProxy = null; |
| 289 | private final Object mGlobalProxyLock = new Object(); |
| 290 | |
| 291 | private SettingsObserver mSettingsObserver; |
| 292 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 293 | NetworkConfig[] mNetConfigs; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 294 | int mNetworksDefined; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 295 | |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 296 | private static class RadioAttributes { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 297 | public int mSimultaneity; |
| 298 | public int mType; |
| 299 | public RadioAttributes(String init) { |
| 300 | String fragments[] = init.split(","); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 301 | mType = Integer.parseInt(fragments[0]); |
| 302 | mSimultaneity = Integer.parseInt(fragments[1]); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 303 | } |
| 304 | } |
| 305 | RadioAttributes[] mRadioAttributes; |
| 306 | |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 307 | // the set of network types that can only be enabled by system/sig apps |
| 308 | List mProtectedNetworks; |
| 309 | |
Jeff Sharkey | 367d15a | 2011-09-22 14:59:51 -0700 | [diff] [blame] | 310 | public ConnectivityService(Context context, INetworkManagementService netd, |
| 311 | INetworkStatsService statsService, INetworkPolicyManager policyManager) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 312 | if (DBG) log("ConnectivityService starting up"); |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 313 | |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 314 | HandlerThread handlerThread = new HandlerThread("ConnectivityServiceThread"); |
| 315 | handlerThread.start(); |
| 316 | mHandler = new MyHandler(handlerThread.getLooper()); |
| 317 | |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 318 | // setup our unique device name |
Robert Greenwalt | 733c629 | 2010-12-06 09:30:17 -0800 | [diff] [blame] | 319 | if (TextUtils.isEmpty(SystemProperties.get("net.hostname"))) { |
| 320 | String id = Settings.Secure.getString(context.getContentResolver(), |
| 321 | Settings.Secure.ANDROID_ID); |
| 322 | if (id != null && id.length() > 0) { |
Irfan Sheriff | a10a3ad | 2011-09-20 15:17:07 -0700 | [diff] [blame] | 323 | String name = new String("android-").concat(id); |
Robert Greenwalt | 733c629 | 2010-12-06 09:30:17 -0800 | [diff] [blame] | 324 | SystemProperties.set("net.hostname", name); |
| 325 | } |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 326 | } |
| 327 | |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 328 | // read our default dns server ip |
| 329 | String dns = Settings.Secure.getString(context.getContentResolver(), |
| 330 | Settings.Secure.DEFAULT_DNS_SERVER); |
| 331 | if (dns == null || dns.length() == 0) { |
| 332 | dns = context.getResources().getString( |
| 333 | com.android.internal.R.string.config_default_dns_server); |
| 334 | } |
| 335 | try { |
Robert Greenwalt | e590373 | 2011-02-22 16:00:42 -0800 | [diff] [blame] | 336 | mDefaultDns = NetworkUtils.numericToInetAddress(dns); |
| 337 | } catch (IllegalArgumentException e) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 338 | loge("Error setting defaultDns using " + dns); |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 339 | } |
| 340 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 341 | mContext = checkNotNull(context, "missing Context"); |
| 342 | mNetd = checkNotNull(netd, "missing INetworkManagementService"); |
| 343 | mPolicyManager = checkNotNull(policyManager, "missing INetworkPolicyManager"); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 344 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 345 | try { |
| 346 | mPolicyManager.registerListener(mPolicyListener); |
| 347 | } catch (RemoteException e) { |
| 348 | // ouch, no rules updates means some processes may never get network |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 349 | loge("unable to register INetworkPolicyListener" + e.toString()); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 350 | } |
| 351 | |
| 352 | final PowerManager powerManager = (PowerManager) context.getSystemService( |
| 353 | Context.POWER_SERVICE); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 354 | mNetTransitionWakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG); |
| 355 | mNetTransitionWakeLockTimeout = mContext.getResources().getInteger( |
| 356 | com.android.internal.R.integer.config_networkTransitionTimeout); |
| 357 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 358 | mNetTrackers = new NetworkStateTracker[ |
| 359 | ConnectivityManager.MAX_NETWORK_TYPE+1]; |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 360 | mCurrentLinkProperties = new LinkProperties[ConnectivityManager.MAX_NETWORK_TYPE+1]; |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 361 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 362 | mNetworkPreference = getPersistedNetworkPreference(); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 363 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 364 | mRadioAttributes = new RadioAttributes[ConnectivityManager.MAX_RADIO_TYPE+1]; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 365 | mNetConfigs = new NetworkConfig[ConnectivityManager.MAX_NETWORK_TYPE+1]; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 366 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 367 | // Load device network attributes from resources |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 368 | String[] raStrings = context.getResources().getStringArray( |
| 369 | com.android.internal.R.array.radioAttributes); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 370 | for (String raString : raStrings) { |
| 371 | RadioAttributes r = new RadioAttributes(raString); |
| 372 | if (r.mType > ConnectivityManager.MAX_RADIO_TYPE) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 373 | loge("Error in radioAttributes - ignoring attempt to define type " + r.mType); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 374 | continue; |
| 375 | } |
| 376 | if (mRadioAttributes[r.mType] != null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 377 | loge("Error in radioAttributes - ignoring attempt to redefine type " + |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 378 | r.mType); |
| 379 | continue; |
| 380 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 381 | mRadioAttributes[r.mType] = r; |
| 382 | } |
| 383 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 384 | String[] naStrings = context.getResources().getStringArray( |
| 385 | com.android.internal.R.array.networkAttributes); |
| 386 | for (String naString : naStrings) { |
| 387 | try { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 388 | NetworkConfig n = new NetworkConfig(naString); |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 389 | if (n.type > ConnectivityManager.MAX_NETWORK_TYPE) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 390 | loge("Error in networkAttributes - ignoring attempt to define type " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 391 | n.type); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 392 | continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 393 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 394 | if (mNetConfigs[n.type] != null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 395 | loge("Error in networkAttributes - ignoring attempt to redefine type " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 396 | n.type); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 397 | continue; |
| 398 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 399 | if (mRadioAttributes[n.radio] == null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 400 | loge("Error in networkAttributes - ignoring attempt to use undefined " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 401 | "radio " + n.radio + " in network type " + n.type); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 402 | continue; |
| 403 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 404 | mNetConfigs[n.type] = n; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 405 | mNetworksDefined++; |
| 406 | } catch(Exception e) { |
| 407 | // ignore it - leave the entry null |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 408 | } |
| 409 | } |
| 410 | |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 411 | mProtectedNetworks = new ArrayList<Integer>(); |
| 412 | int[] protectedNetworks = context.getResources().getIntArray( |
| 413 | com.android.internal.R.array.config_protectedNetworks); |
| 414 | for (int p : protectedNetworks) { |
| 415 | if ((mNetConfigs[p] != null) && (mProtectedNetworks.contains(p) == false)) { |
| 416 | mProtectedNetworks.add(p); |
| 417 | } else { |
| 418 | if (DBG) loge("Ignoring protectedNetwork " + p); |
| 419 | } |
| 420 | } |
| 421 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 422 | // high priority first |
| 423 | mPriorityList = new int[mNetworksDefined]; |
| 424 | { |
| 425 | int insertionPoint = mNetworksDefined-1; |
| 426 | int currentLowest = 0; |
| 427 | int nextLowest = 0; |
| 428 | while (insertionPoint > -1) { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 429 | for (NetworkConfig na : mNetConfigs) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 430 | if (na == null) continue; |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 431 | if (na.priority < currentLowest) continue; |
| 432 | if (na.priority > currentLowest) { |
| 433 | if (na.priority < nextLowest || nextLowest == 0) { |
| 434 | nextLowest = na.priority; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 435 | } |
| 436 | continue; |
| 437 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 438 | mPriorityList[insertionPoint--] = na.type; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 439 | } |
| 440 | currentLowest = nextLowest; |
| 441 | nextLowest = 0; |
| 442 | } |
| 443 | } |
| 444 | |
| 445 | mNetRequestersPids = new ArrayList[ConnectivityManager.MAX_NETWORK_TYPE+1]; |
| 446 | for (int i : mPriorityList) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 447 | mNetRequestersPids[i] = new ArrayList(); |
| 448 | } |
| 449 | |
Kazuhiro Ondo | 3bed4c9 | 2011-07-19 11:23:37 -0500 | [diff] [blame] | 450 | mFeatureUsers = new ArrayList<FeatureUser>(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 451 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 452 | mNumDnsEntries = 0; |
| 453 | |
| 454 | mTestMode = SystemProperties.get("cm.test.mode").equals("true") |
| 455 | && SystemProperties.get("ro.build.type").equals("eng"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 456 | /* |
| 457 | * Create the network state trackers for Wi-Fi and mobile |
| 458 | * data. Maybe this could be done with a factory class, |
| 459 | * but it's not clear that it's worth it, given that |
| 460 | * the number of different network types is not going |
| 461 | * to change very often. |
| 462 | */ |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 463 | for (int netType : mPriorityList) { |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 464 | switch (mNetConfigs[netType].radio) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 465 | case ConnectivityManager.TYPE_WIFI: |
repo sync | aea743a | 2011-07-29 23:55:49 -0700 | [diff] [blame] | 466 | mNetTrackers[netType] = new WifiStateTracker(netType, |
| 467 | mNetConfigs[netType].name); |
| 468 | mNetTrackers[netType].startMonitoring(context, mHandler); |
| 469 | break; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 470 | case ConnectivityManager.TYPE_MOBILE: |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 471 | mNetTrackers[netType] = new MobileDataStateTracker(netType, |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 472 | mNetConfigs[netType].name); |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 473 | mNetTrackers[netType].startMonitoring(context, mHandler); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 474 | break; |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 475 | case ConnectivityManager.TYPE_DUMMY: |
| 476 | mNetTrackers[netType] = new DummyDataStateTracker(netType, |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 477 | mNetConfigs[netType].name); |
Robert Greenwalt | da3d5e6 | 2010-12-06 13:56:24 -0800 | [diff] [blame] | 478 | mNetTrackers[netType].startMonitoring(context, mHandler); |
| 479 | break; |
Jaikumar Ganesh | 15c7439 | 2010-12-21 22:31:44 -0800 | [diff] [blame] | 480 | case ConnectivityManager.TYPE_BLUETOOTH: |
| 481 | mNetTrackers[netType] = BluetoothTetheringDataTracker.getInstance(); |
| 482 | mNetTrackers[netType].startMonitoring(context, mHandler); |
| 483 | break; |
Benoit Goby | 1997069 | 2010-12-22 14:29:40 -0800 | [diff] [blame] | 484 | case ConnectivityManager.TYPE_ETHERNET: |
| 485 | mNetTrackers[netType] = EthernetDataTracker.getInstance(); |
| 486 | mNetTrackers[netType].startMonitoring(context, mHandler); |
| 487 | break; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 488 | default: |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 489 | loge("Trying to create a DataStateTracker for an unknown radio type " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 490 | mNetConfigs[netType].radio); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 491 | continue; |
| 492 | } |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 493 | mCurrentLinkProperties[netType] = null; |
Robert Greenwalt | c96e6cc | 2011-07-15 11:16:45 -0700 | [diff] [blame] | 494 | if (mNetConfigs[netType].isDefault()) mNetTrackers[netType].reconnect(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 495 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 496 | |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 497 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 498 | INetworkManagementService nmService = INetworkManagementService.Stub.asInterface(b); |
| 499 | |
Jeff Sharkey | 367d15a | 2011-09-22 14:59:51 -0700 | [diff] [blame] | 500 | mTethering = new Tethering(mContext, nmService, statsService, mHandler.getLooper()); |
Robert Greenwalt | ccf83af1 | 2011-06-02 17:30:47 -0700 | [diff] [blame] | 501 | mTetheringConfigValid = ((mTethering.getTetherableUsbRegexs().length != 0 || |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 502 | mTethering.getTetherableWifiRegexs().length != 0 || |
| 503 | mTethering.getTetherableBluetoothRegexs().length != 0) && |
Robert Greenwalt | ccf83af1 | 2011-06-02 17:30:47 -0700 | [diff] [blame] | 504 | mTethering.getUpstreamIfaceTypes().length != 0); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 505 | |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 506 | mVpn = new Vpn(mContext, new VpnCallback()); |
| 507 | |
Chia-chi Yeh | 008ff39 | 2011-05-23 15:08:29 -0700 | [diff] [blame] | 508 | try { |
| 509 | nmService.registerObserver(mTethering); |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 510 | nmService.registerObserver(mVpn); |
Chia-chi Yeh | 008ff39 | 2011-05-23 15:08:29 -0700 | [diff] [blame] | 511 | } catch (RemoteException e) { |
| 512 | loge("Error registering observer :" + e); |
| 513 | } |
| 514 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 515 | if (DBG) { |
| 516 | mInetLog = new ArrayList(); |
| 517 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 518 | |
| 519 | mSettingsObserver = new SettingsObserver(mHandler, EVENT_APPLY_GLOBAL_HTTP_PROXY); |
| 520 | mSettingsObserver.observe(mContext); |
Robert Greenwalt | b7090d6 | 2010-12-02 11:31:00 -0800 | [diff] [blame] | 521 | |
| 522 | loadGlobalProxy(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 523 | } |
| 524 | |
| 525 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 526 | * Sets the preferred network. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 527 | * @param preference the new preference |
| 528 | */ |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 529 | public void setNetworkPreference(int preference) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 530 | enforceChangePermission(); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 531 | |
| 532 | 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] | 533 | } |
| 534 | |
| 535 | public int getNetworkPreference() { |
| 536 | enforceAccessPermission(); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 537 | int preference; |
| 538 | synchronized(this) { |
| 539 | preference = mNetworkPreference; |
| 540 | } |
| 541 | return preference; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 542 | } |
| 543 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 544 | private void handleSetNetworkPreference(int preference) { |
| 545 | if (ConnectivityManager.isNetworkTypeValid(preference) && |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 546 | mNetConfigs[preference] != null && |
| 547 | mNetConfigs[preference].isDefault()) { |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 548 | if (mNetworkPreference != preference) { |
| 549 | final ContentResolver cr = mContext.getContentResolver(); |
| 550 | Settings.Secure.putInt(cr, Settings.Secure.NETWORK_PREFERENCE, preference); |
| 551 | synchronized(this) { |
| 552 | mNetworkPreference = preference; |
| 553 | } |
| 554 | enforcePreference(); |
| 555 | } |
| 556 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 557 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 558 | |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 559 | private int getConnectivityChangeDelay() { |
| 560 | final ContentResolver cr = mContext.getContentResolver(); |
| 561 | |
| 562 | /** Check system properties for the default value then use secure settings value, if any. */ |
| 563 | int defaultDelay = SystemProperties.getInt( |
| 564 | "conn." + Settings.Secure.CONNECTIVITY_CHANGE_DELAY, |
| 565 | Settings.Secure.CONNECTIVITY_CHANGE_DELAY_DEFAULT); |
| 566 | return Settings.Secure.getInt(cr, Settings.Secure.CONNECTIVITY_CHANGE_DELAY, |
| 567 | defaultDelay); |
| 568 | } |
| 569 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 570 | private int getPersistedNetworkPreference() { |
| 571 | final ContentResolver cr = mContext.getContentResolver(); |
| 572 | |
| 573 | final int networkPrefSetting = Settings.Secure |
| 574 | .getInt(cr, Settings.Secure.NETWORK_PREFERENCE, -1); |
| 575 | if (networkPrefSetting != -1) { |
| 576 | return networkPrefSetting; |
| 577 | } |
| 578 | |
| 579 | return ConnectivityManager.DEFAULT_NETWORK_PREFERENCE; |
| 580 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 581 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 582 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 583 | * 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] | 584 | * In this method, we only tear down a non-preferred network. Establishing |
| 585 | * a connection to the preferred network is taken care of when we handle |
| 586 | * the disconnect event from the non-preferred network |
| 587 | * (see {@link #handleDisconnect(NetworkInfo)}). |
| 588 | */ |
| 589 | private void enforcePreference() { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 590 | if (mNetTrackers[mNetworkPreference].getNetworkInfo().isConnected()) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 591 | return; |
| 592 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 593 | if (!mNetTrackers[mNetworkPreference].isAvailable()) |
| 594 | return; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 595 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 596 | for (int t=0; t <= ConnectivityManager.MAX_RADIO_TYPE; t++) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 597 | if (t != mNetworkPreference && mNetTrackers[t] != null && |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 598 | mNetTrackers[t].getNetworkInfo().isConnected()) { |
Robert Greenwalt | ec9fe46 | 2009-08-20 15:25:14 -0700 | [diff] [blame] | 599 | if (DBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 600 | log("tearing down " + mNetTrackers[t].getNetworkInfo() + |
Robert Greenwalt | ec9fe46 | 2009-08-20 15:25:14 -0700 | [diff] [blame] | 601 | " in enforcePreference"); |
| 602 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 603 | teardown(mNetTrackers[t]); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 604 | } |
| 605 | } |
| 606 | } |
| 607 | |
| 608 | private boolean teardown(NetworkStateTracker netTracker) { |
| 609 | if (netTracker.teardown()) { |
| 610 | netTracker.setTeardownRequested(true); |
| 611 | return true; |
| 612 | } else { |
| 613 | return false; |
| 614 | } |
| 615 | } |
| 616 | |
| 617 | /** |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 618 | * Check if UID should be blocked from using the network represented by the |
| 619 | * given {@link NetworkStateTracker}. |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 620 | */ |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 621 | private boolean isNetworkBlocked(NetworkStateTracker tracker, int uid) { |
| 622 | final String iface = tracker.getLinkProperties().getInterfaceName(); |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 623 | |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 624 | final boolean networkCostly; |
| 625 | final int uidRules; |
| 626 | synchronized (mRulesLock) { |
| 627 | networkCostly = mMeteredIfaces.contains(iface); |
| 628 | uidRules = mUidRules.get(uid, RULE_ALLOW_ALL); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 629 | } |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 630 | |
| 631 | if (networkCostly && (uidRules & RULE_REJECT_METERED) != 0) { |
| 632 | return true; |
| 633 | } |
| 634 | |
| 635 | // no restrictive rules; network is visible |
| 636 | return false; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 637 | } |
| 638 | |
| 639 | /** |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 640 | * Return a filtered {@link NetworkInfo}, potentially marked |
| 641 | * {@link DetailedState#BLOCKED} based on |
| 642 | * {@link #isNetworkBlocked(NetworkStateTracker, int)}. |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 643 | */ |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 644 | private NetworkInfo getFilteredNetworkInfo(NetworkStateTracker tracker, int uid) { |
| 645 | NetworkInfo info = tracker.getNetworkInfo(); |
| 646 | if (isNetworkBlocked(tracker, uid)) { |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 647 | // network is blocked; clone and override state |
| 648 | info = new NetworkInfo(info); |
| 649 | info.setDetailedState(DetailedState.BLOCKED, null, null); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 650 | } |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 651 | return info; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 652 | } |
| 653 | |
| 654 | /** |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 655 | * Return NetworkInfo for the active (i.e., connected) network interface. |
| 656 | * It is assumed that at most one network is active at a time. If more |
| 657 | * than one is active, it is indeterminate which will be returned. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 658 | * @return the info for the active network, or {@code null} if none is |
| 659 | * active |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 660 | */ |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 661 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 662 | public NetworkInfo getActiveNetworkInfo() { |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 663 | enforceAccessPermission(); |
| 664 | final int uid = Binder.getCallingUid(); |
| 665 | return getNetworkInfo(mActiveDefaultNetwork, uid); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 666 | } |
| 667 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 668 | @Override |
| 669 | public NetworkInfo getActiveNetworkInfoForUid(int uid) { |
| 670 | enforceConnectivityInternalPermission(); |
| 671 | return getNetworkInfo(mActiveDefaultNetwork, uid); |
| 672 | } |
| 673 | |
| 674 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 675 | public NetworkInfo getNetworkInfo(int networkType) { |
| 676 | enforceAccessPermission(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 677 | final int uid = Binder.getCallingUid(); |
| 678 | return getNetworkInfo(networkType, uid); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 679 | } |
| 680 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 681 | private NetworkInfo getNetworkInfo(int networkType, int uid) { |
| 682 | NetworkInfo info = null; |
| 683 | if (isNetworkTypeValid(networkType)) { |
| 684 | final NetworkStateTracker tracker = mNetTrackers[networkType]; |
| 685 | if (tracker != null) { |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 686 | info = getFilteredNetworkInfo(tracker, uid); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 687 | } |
| 688 | } |
| 689 | return info; |
| 690 | } |
| 691 | |
| 692 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 693 | public NetworkInfo[] getAllNetworkInfo() { |
| 694 | enforceAccessPermission(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 695 | final int uid = Binder.getCallingUid(); |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 696 | final ArrayList<NetworkInfo> result = Lists.newArrayList(); |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 697 | synchronized (mRulesLock) { |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 698 | for (NetworkStateTracker tracker : mNetTrackers) { |
| 699 | if (tracker != null) { |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 700 | result.add(getFilteredNetworkInfo(tracker, uid)); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 701 | } |
| 702 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 703 | } |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 704 | return result.toArray(new NetworkInfo[result.size()]); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 705 | } |
| 706 | |
Robert Greenwalt | 9b2886e | 2011-08-31 11:46:42 -0700 | [diff] [blame] | 707 | @Override |
| 708 | public boolean isNetworkSupported(int networkType) { |
| 709 | enforceAccessPermission(); |
| 710 | return (isNetworkTypeValid(networkType) && (mNetTrackers[networkType] != null)); |
| 711 | } |
| 712 | |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 713 | /** |
| 714 | * Return LinkProperties for the active (i.e., connected) default |
| 715 | * network interface. It is assumed that at most one default network |
| 716 | * is active at a time. If more than one is active, it is indeterminate |
| 717 | * which will be returned. |
| 718 | * @return the ip properties for the active network, or {@code null} if |
| 719 | * none is active |
| 720 | */ |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 721 | @Override |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 722 | public LinkProperties getActiveLinkProperties() { |
Robert Greenwalt | 5991158 | 2011-05-20 12:23:41 -0700 | [diff] [blame] | 723 | return getLinkProperties(mActiveDefaultNetwork); |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 724 | } |
| 725 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 726 | @Override |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 727 | public LinkProperties getLinkProperties(int networkType) { |
| 728 | enforceAccessPermission(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 729 | if (isNetworkTypeValid(networkType)) { |
| 730 | final NetworkStateTracker tracker = mNetTrackers[networkType]; |
| 731 | if (tracker != null) { |
| 732 | return tracker.getLinkProperties(); |
| 733 | } |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 734 | } |
| 735 | return null; |
| 736 | } |
| 737 | |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 738 | @Override |
| 739 | public NetworkState[] getAllNetworkState() { |
| 740 | enforceAccessPermission(); |
| 741 | final int uid = Binder.getCallingUid(); |
| 742 | final ArrayList<NetworkState> result = Lists.newArrayList(); |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 743 | synchronized (mRulesLock) { |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 744 | for (NetworkStateTracker tracker : mNetTrackers) { |
| 745 | if (tracker != null) { |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 746 | final NetworkInfo info = getFilteredNetworkInfo(tracker, uid); |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 747 | result.add(new NetworkState( |
| 748 | info, tracker.getLinkProperties(), tracker.getLinkCapabilities())); |
| 749 | } |
| 750 | } |
| 751 | } |
| 752 | return result.toArray(new NetworkState[result.size()]); |
| 753 | } |
| 754 | |
Jeff Sharkey | f0ceede | 2011-08-02 17:22:34 -0700 | [diff] [blame] | 755 | private NetworkState getNetworkStateUnchecked(int networkType) { |
| 756 | if (isNetworkTypeValid(networkType)) { |
| 757 | final NetworkStateTracker tracker = mNetTrackers[networkType]; |
| 758 | if (tracker != null) { |
| 759 | return new NetworkState(tracker.getNetworkInfo(), tracker.getLinkProperties(), |
| 760 | tracker.getLinkCapabilities()); |
| 761 | } |
| 762 | } |
| 763 | return null; |
| 764 | } |
| 765 | |
| 766 | @Override |
| 767 | public NetworkQuotaInfo getActiveNetworkQuotaInfo() { |
| 768 | enforceAccessPermission(); |
| 769 | final NetworkState state = getNetworkStateUnchecked(mActiveDefaultNetwork); |
| 770 | if (state != null) { |
| 771 | try { |
| 772 | return mPolicyManager.getNetworkQuotaInfo(state); |
| 773 | } catch (RemoteException e) { |
| 774 | } |
| 775 | } |
| 776 | return null; |
| 777 | } |
| 778 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 779 | public boolean setRadios(boolean turnOn) { |
| 780 | boolean result = true; |
| 781 | enforceChangePermission(); |
| 782 | for (NetworkStateTracker t : mNetTrackers) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 783 | if (t != null) result = t.setRadio(turnOn) && result; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 784 | } |
| 785 | return result; |
| 786 | } |
| 787 | |
| 788 | public boolean setRadio(int netType, boolean turnOn) { |
| 789 | enforceChangePermission(); |
| 790 | if (!ConnectivityManager.isNetworkTypeValid(netType)) { |
| 791 | return false; |
| 792 | } |
| 793 | NetworkStateTracker tracker = mNetTrackers[netType]; |
| 794 | return tracker != null && tracker.setRadio(turnOn); |
| 795 | } |
| 796 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 797 | /** |
| 798 | * Used to notice when the calling process dies so we can self-expire |
| 799 | * |
| 800 | * Also used to know if the process has cleaned up after itself when |
| 801 | * our auto-expire timer goes off. The timer has a link to an object. |
| 802 | * |
| 803 | */ |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 804 | private class FeatureUser implements IBinder.DeathRecipient { |
| 805 | int mNetworkType; |
| 806 | String mFeature; |
| 807 | IBinder mBinder; |
| 808 | int mPid; |
| 809 | int mUid; |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 810 | long mCreateTime; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 811 | |
| 812 | FeatureUser(int type, String feature, IBinder binder) { |
| 813 | super(); |
| 814 | mNetworkType = type; |
| 815 | mFeature = feature; |
| 816 | mBinder = binder; |
| 817 | mPid = getCallingPid(); |
| 818 | mUid = getCallingUid(); |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 819 | mCreateTime = System.currentTimeMillis(); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 820 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 821 | try { |
| 822 | mBinder.linkToDeath(this, 0); |
| 823 | } catch (RemoteException e) { |
| 824 | binderDied(); |
| 825 | } |
| 826 | } |
| 827 | |
| 828 | void unlinkDeathRecipient() { |
| 829 | mBinder.unlinkToDeath(this, 0); |
| 830 | } |
| 831 | |
| 832 | public void binderDied() { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 833 | log("ConnectivityService FeatureUser binderDied(" + |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 834 | mNetworkType + ", " + mFeature + ", " + mBinder + "), created " + |
| 835 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 836 | stopUsingNetworkFeature(this, false); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 837 | } |
| 838 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 839 | public void expire() { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 840 | if (VDBG) { |
| 841 | log("ConnectivityService FeatureUser expire(" + |
| 842 | mNetworkType + ", " + mFeature + ", " + mBinder +"), created " + |
| 843 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"); |
| 844 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 845 | stopUsingNetworkFeature(this, false); |
| 846 | } |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 847 | |
Kazuhiro Ondo | 3bed4c9 | 2011-07-19 11:23:37 -0500 | [diff] [blame] | 848 | public boolean isSameUser(FeatureUser u) { |
| 849 | if (u == null) return false; |
| 850 | |
| 851 | return isSameUser(u.mPid, u.mUid, u.mNetworkType, u.mFeature); |
| 852 | } |
| 853 | |
| 854 | public boolean isSameUser(int pid, int uid, int networkType, String feature) { |
| 855 | if ((mPid == pid) && (mUid == uid) && (mNetworkType == networkType) && |
| 856 | TextUtils.equals(mFeature, feature)) { |
| 857 | return true; |
| 858 | } |
| 859 | return false; |
| 860 | } |
| 861 | |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 862 | public String toString() { |
| 863 | return "FeatureUser("+mNetworkType+","+mFeature+","+mPid+","+mUid+"), created " + |
| 864 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"; |
| 865 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 866 | } |
| 867 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 868 | // javadoc from interface |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 869 | public int startUsingNetworkFeature(int networkType, String feature, |
| 870 | IBinder binder) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 871 | if (VDBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 872 | log("startUsingNetworkFeature for net " + networkType + ": " + feature); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 873 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 874 | enforceChangePermission(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 875 | if (!ConnectivityManager.isNetworkTypeValid(networkType) || |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 876 | mNetConfigs[networkType] == null) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 877 | return Phone.APN_REQUEST_FAILED; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 878 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 879 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 880 | FeatureUser f = new FeatureUser(networkType, feature, binder); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 881 | |
repo sync | aea743a | 2011-07-29 23:55:49 -0700 | [diff] [blame] | 882 | // TODO - move this into individual networktrackers |
| 883 | int usedNetworkType = convertFeatureToNetworkType(networkType, feature); |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 884 | |
| 885 | if (mProtectedNetworks.contains(usedNetworkType)) { |
| 886 | enforceConnectivityInternalPermission(); |
| 887 | } |
| 888 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 889 | NetworkStateTracker network = mNetTrackers[usedNetworkType]; |
| 890 | if (network != null) { |
Robert Greenwalt | 0be1e98 | 2010-12-15 13:26:33 -0800 | [diff] [blame] | 891 | Integer currentPid = new Integer(getCallingPid()); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 892 | if (usedNetworkType != networkType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 893 | NetworkInfo ni = network.getNetworkInfo(); |
| 894 | |
| 895 | if (ni.isAvailable() == false) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 896 | if (DBG) log("special network not available"); |
Robert Greenwalt | e32e812 | 2010-12-29 14:35:21 -0800 | [diff] [blame] | 897 | if (!TextUtils.equals(feature,Phone.FEATURE_ENABLE_DUN_ALWAYS)) { |
| 898 | return Phone.APN_TYPE_NOT_AVAILABLE; |
| 899 | } else { |
| 900 | // else make the attempt anyway - probably giving REQUEST_STARTED below |
| 901 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 902 | } |
| 903 | |
Kazuhiro Ondo | 3bed4c9 | 2011-07-19 11:23:37 -0500 | [diff] [blame] | 904 | int restoreTimer = getRestoreDefaultNetworkDelay(usedNetworkType); |
| 905 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 906 | synchronized(this) { |
Kazuhiro Ondo | 3bed4c9 | 2011-07-19 11:23:37 -0500 | [diff] [blame] | 907 | boolean addToList = true; |
| 908 | if (restoreTimer < 0) { |
| 909 | // In case there is no timer is specified for the feature, |
| 910 | // make sure we don't add duplicate entry with the same request. |
| 911 | for (FeatureUser u : mFeatureUsers) { |
| 912 | if (u.isSameUser(f)) { |
| 913 | // Duplicate user is found. Do not add. |
| 914 | addToList = false; |
| 915 | break; |
| 916 | } |
| 917 | } |
| 918 | } |
| 919 | |
| 920 | if (addToList) mFeatureUsers.add(f); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 921 | if (!mNetRequestersPids[usedNetworkType].contains(currentPid)) { |
| 922 | // this gets used for per-pid dns when connected |
| 923 | mNetRequestersPids[usedNetworkType].add(currentPid); |
| 924 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 925 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 926 | |
Robert Greenwalt | f2102f7 | 2011-05-03 19:02:44 -0700 | [diff] [blame] | 927 | if (restoreTimer >= 0) { |
| 928 | mHandler.sendMessageDelayed( |
| 929 | mHandler.obtainMessage(EVENT_RESTORE_DEFAULT_NETWORK, f), restoreTimer); |
| 930 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 931 | |
Robert Greenwalt | a64bf83 | 2009-08-19 20:19:33 -0700 | [diff] [blame] | 932 | if ((ni.isConnectedOrConnecting() == true) && |
| 933 | !network.isTeardownRequested()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 934 | if (ni.isConnected() == true) { |
| 935 | // add the pid-specific dns |
repo sync | 8935696 | 2011-08-02 13:39:06 -0700 | [diff] [blame] | 936 | handleDnsConfigurationChange(usedNetworkType); |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 937 | if (VDBG) log("special network already active"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 938 | return Phone.APN_ALREADY_ACTIVE; |
| 939 | } |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 940 | if (VDBG) log("special network already connecting"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 941 | return Phone.APN_REQUEST_STARTED; |
| 942 | } |
| 943 | |
| 944 | // check if the radio in play can make another contact |
| 945 | // assume if cannot for now |
| 946 | |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 947 | if (DBG) { |
| 948 | log("startUsingNetworkFeature reconnecting to " + networkType + ": " + feature); |
| 949 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 950 | network.reconnect(); |
| 951 | return Phone.APN_REQUEST_STARTED; |
| 952 | } else { |
Robert Greenwalt | 0be1e98 | 2010-12-15 13:26:33 -0800 | [diff] [blame] | 953 | // need to remember this unsupported request so we respond appropriately on stop |
| 954 | synchronized(this) { |
| 955 | mFeatureUsers.add(f); |
| 956 | if (!mNetRequestersPids[usedNetworkType].contains(currentPid)) { |
| 957 | // this gets used for per-pid dns when connected |
| 958 | mNetRequestersPids[usedNetworkType].add(currentPid); |
| 959 | } |
| 960 | } |
Robert Greenwalt | 02648a4 | 2010-05-18 10:52:51 -0700 | [diff] [blame] | 961 | return -1; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 962 | } |
| 963 | } |
| 964 | return Phone.APN_TYPE_NOT_AVAILABLE; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 965 | } |
| 966 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 967 | // javadoc from interface |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 968 | public int stopUsingNetworkFeature(int networkType, String feature) { |
Robert Greenwalt | b8f1634 | 2009-10-06 17:52:40 -0700 | [diff] [blame] | 969 | enforceChangePermission(); |
| 970 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 971 | int pid = getCallingPid(); |
| 972 | int uid = getCallingUid(); |
| 973 | |
| 974 | FeatureUser u = null; |
| 975 | boolean found = false; |
| 976 | |
| 977 | synchronized(this) { |
Kazuhiro Ondo | 3bed4c9 | 2011-07-19 11:23:37 -0500 | [diff] [blame] | 978 | for (FeatureUser x : mFeatureUsers) { |
| 979 | if (x.isSameUser(pid, uid, networkType, feature)) { |
| 980 | u = x; |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 981 | found = true; |
| 982 | break; |
| 983 | } |
| 984 | } |
| 985 | } |
| 986 | if (found && u != null) { |
| 987 | // stop regardless of how many other time this proc had called start |
| 988 | return stopUsingNetworkFeature(u, true); |
| 989 | } else { |
| 990 | // none found! |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 991 | if (VDBG) log("stopUsingNetworkFeature - not a live request, ignoring"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 992 | return 1; |
| 993 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 994 | } |
| 995 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 996 | private int stopUsingNetworkFeature(FeatureUser u, boolean ignoreDups) { |
| 997 | int networkType = u.mNetworkType; |
| 998 | String feature = u.mFeature; |
| 999 | int pid = u.mPid; |
| 1000 | int uid = u.mUid; |
| 1001 | |
| 1002 | NetworkStateTracker tracker = null; |
| 1003 | boolean callTeardown = false; // used to carry our decision outside of sync block |
| 1004 | |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1005 | if (VDBG) { |
| 1006 | log("stopUsingNetworkFeature: net " + networkType + ": " + feature); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1007 | } |
Robert Greenwalt | b8f1634 | 2009-10-06 17:52:40 -0700 | [diff] [blame] | 1008 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1009 | if (!ConnectivityManager.isNetworkTypeValid(networkType)) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1010 | if (DBG) { |
| 1011 | log("stopUsingNetworkFeature: net " + networkType + ": " + feature + |
| 1012 | ", net is invalid"); |
| 1013 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1014 | return -1; |
| 1015 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1016 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1017 | // need to link the mFeatureUsers list with the mNetRequestersPids state in this |
| 1018 | // sync block |
| 1019 | synchronized(this) { |
| 1020 | // check if this process still has an outstanding start request |
| 1021 | if (!mFeatureUsers.contains(u)) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1022 | if (VDBG) { |
| 1023 | log("stopUsingNetworkFeature: this process has no outstanding requests" + |
| 1024 | ", ignoring"); |
| 1025 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1026 | return 1; |
| 1027 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1028 | u.unlinkDeathRecipient(); |
| 1029 | mFeatureUsers.remove(mFeatureUsers.indexOf(u)); |
| 1030 | // If we care about duplicate requests, check for that here. |
| 1031 | // |
| 1032 | // This is done to support the extension of a request - the app |
| 1033 | // can request we start the network feature again and renew the |
| 1034 | // auto-shutoff delay. Normal "stop" calls from the app though |
| 1035 | // do not pay attention to duplicate requests - in effect the |
| 1036 | // API does not refcount and a single stop will counter multiple starts. |
| 1037 | if (ignoreDups == false) { |
Kazuhiro Ondo | 3bed4c9 | 2011-07-19 11:23:37 -0500 | [diff] [blame] | 1038 | for (FeatureUser x : mFeatureUsers) { |
| 1039 | if (x.isSameUser(u)) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1040 | if (VDBG) log("stopUsingNetworkFeature: dup is found, ignoring"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1041 | return 1; |
| 1042 | } |
| 1043 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1044 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1045 | |
repo sync | aea743a | 2011-07-29 23:55:49 -0700 | [diff] [blame] | 1046 | // TODO - move to individual network trackers |
| 1047 | int usedNetworkType = convertFeatureToNetworkType(networkType, feature); |
| 1048 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1049 | tracker = mNetTrackers[usedNetworkType]; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1050 | if (tracker == null) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1051 | if (DBG) { |
| 1052 | log("stopUsingNetworkFeature: net " + networkType + ": " + feature + |
| 1053 | " no known tracker for used net type " + usedNetworkType); |
| 1054 | } |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1055 | return -1; |
| 1056 | } |
| 1057 | if (usedNetworkType != networkType) { |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1058 | Integer currentPid = new Integer(pid); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1059 | mNetRequestersPids[usedNetworkType].remove(currentPid); |
Robert Greenwalt | 421c72b | 2009-12-17 14:54:59 -0800 | [diff] [blame] | 1060 | reassessPidDns(pid, true); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1061 | if (mNetRequestersPids[usedNetworkType].size() != 0) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1062 | if (VDBG) { |
| 1063 | log("stopUsingNetworkFeature: net " + networkType + ": " + feature + |
| 1064 | " others still using it"); |
| 1065 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1066 | return 1; |
| 1067 | } |
| 1068 | callTeardown = true; |
Robert Greenwalt | 19b9ab4 | 2011-01-10 11:58:31 -0800 | [diff] [blame] | 1069 | } else { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1070 | if (DBG) { |
| 1071 | log("stopUsingNetworkFeature: net " + networkType + ": " + feature + |
| 1072 | " not a known feature - dropping"); |
| 1073 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1074 | } |
| 1075 | } |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1076 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1077 | if (callTeardown) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1078 | if (DBG) { |
| 1079 | log("stopUsingNetworkFeature: teardown net " + networkType + ": " + feature); |
| 1080 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1081 | tracker.teardown(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1082 | return 1; |
| 1083 | } else { |
Robert Greenwalt | 02648a4 | 2010-05-18 10:52:51 -0700 | [diff] [blame] | 1084 | return -1; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1085 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1086 | } |
| 1087 | |
| 1088 | /** |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 1089 | * @deprecated use requestRouteToHostAddress instead |
| 1090 | * |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1091 | * Ensure that a network route exists to deliver traffic to the specified |
| 1092 | * host via the specified network interface. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1093 | * @param networkType the type of the network over which traffic to the |
| 1094 | * specified host is to be routed |
| 1095 | * @param hostAddress the IP address of the host to which the route is |
| 1096 | * desired |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1097 | * @return {@code true} on success, {@code false} on failure |
| 1098 | */ |
| 1099 | public boolean requestRouteToHost(int networkType, int hostAddress) { |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 1100 | InetAddress inetAddress = NetworkUtils.intToInetAddress(hostAddress); |
| 1101 | |
| 1102 | if (inetAddress == null) { |
| 1103 | return false; |
| 1104 | } |
| 1105 | |
| 1106 | return requestRouteToHostAddress(networkType, inetAddress.getAddress()); |
| 1107 | } |
| 1108 | |
| 1109 | /** |
| 1110 | * Ensure that a network route exists to deliver traffic to the specified |
| 1111 | * host via the specified network interface. |
| 1112 | * @param networkType the type of the network over which traffic to the |
| 1113 | * specified host is to be routed |
| 1114 | * @param hostAddress the IP address of the host to which the route is |
| 1115 | * desired |
| 1116 | * @return {@code true} on success, {@code false} on failure |
| 1117 | */ |
| 1118 | public boolean requestRouteToHostAddress(int networkType, byte[] hostAddress) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1119 | enforceChangePermission(); |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 1120 | if (mProtectedNetworks.contains(networkType)) { |
| 1121 | enforceConnectivityInternalPermission(); |
| 1122 | } |
| 1123 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1124 | if (!ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 1125 | return false; |
| 1126 | } |
| 1127 | NetworkStateTracker tracker = mNetTrackers[networkType]; |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 1128 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1129 | if (tracker == null || !tracker.getNetworkInfo().isConnected() || |
| 1130 | tracker.isTeardownRequested()) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1131 | if (VDBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1132 | log("requestRouteToHostAddress on down network " + |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 1133 | "(" + networkType + ") - dropped"); |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 1134 | } |
| 1135 | return false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1136 | } |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1137 | try { |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 1138 | InetAddress addr = InetAddress.getByAddress(hostAddress); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1139 | LinkProperties lp = tracker.getLinkProperties(); |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1140 | return addRouteToAddress(lp, addr); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1141 | } catch (UnknownHostException e) {} |
| 1142 | return false; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1143 | } |
| 1144 | |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1145 | private boolean addRoute(LinkProperties p, RouteInfo r) { |
| 1146 | return modifyRoute(p.getInterfaceName(), p, r, 0, true); |
Robert Greenwalt | f43396c | 2011-05-06 17:10:53 -0700 | [diff] [blame] | 1147 | } |
| 1148 | |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1149 | private boolean removeRoute(LinkProperties p, RouteInfo r) { |
| 1150 | return modifyRoute(p.getInterfaceName(), p, r, 0, false); |
| 1151 | } |
| 1152 | |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1153 | private boolean addRouteToAddress(LinkProperties lp, InetAddress addr) { |
| 1154 | return modifyRouteToAddress(lp, addr, true); |
| 1155 | } |
| 1156 | |
| 1157 | private boolean removeRouteToAddress(LinkProperties lp, InetAddress addr) { |
| 1158 | return modifyRouteToAddress(lp, addr, false); |
| 1159 | } |
| 1160 | |
| 1161 | private boolean modifyRouteToAddress(LinkProperties lp, InetAddress addr, boolean doAdd) { |
| 1162 | RouteInfo bestRoute = RouteInfo.selectBestRoute(lp.getRoutes(), addr); |
| 1163 | if (bestRoute == null) { |
| 1164 | bestRoute = RouteInfo.makeHostRoute(addr); |
| 1165 | } else { |
| 1166 | if (bestRoute.getGateway().equals(addr)) { |
| 1167 | // if there is no better route, add the implied hostroute for our gateway |
| 1168 | bestRoute = RouteInfo.makeHostRoute(addr); |
| 1169 | } else { |
| 1170 | // if we will connect to this through another route, add a direct route |
| 1171 | // to it's gateway |
| 1172 | bestRoute = RouteInfo.makeHostRoute(addr, bestRoute.getGateway()); |
| 1173 | } |
| 1174 | } |
| 1175 | return modifyRoute(lp.getInterfaceName(), lp, bestRoute, 0, doAdd); |
| 1176 | } |
| 1177 | |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1178 | private boolean modifyRoute(String ifaceName, LinkProperties lp, RouteInfo r, int cycleCount, |
| 1179 | boolean doAdd) { |
| 1180 | if ((ifaceName == null) || (lp == null) || (r == null)) return false; |
| 1181 | |
| 1182 | if (cycleCount > MAX_HOSTROUTE_CYCLE_COUNT) { |
| 1183 | loge("Error adding route - too much recursion"); |
| 1184 | return false; |
| 1185 | } |
| 1186 | |
| 1187 | if (r.isHostRoute() == false) { |
| 1188 | RouteInfo bestRoute = RouteInfo.selectBestRoute(lp.getRoutes(), r.getGateway()); |
| 1189 | if (bestRoute != null) { |
Robert Greenwalt | 476f552 | 2011-07-15 09:45:08 -0700 | [diff] [blame] | 1190 | if (bestRoute.getGateway().equals(r.getGateway())) { |
| 1191 | // if there is no better route, add the implied hostroute for our gateway |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1192 | bestRoute = RouteInfo.makeHostRoute(r.getGateway()); |
Robert Greenwalt | 476f552 | 2011-07-15 09:45:08 -0700 | [diff] [blame] | 1193 | } else { |
| 1194 | // if we will connect to our gateway through another route, add a direct |
| 1195 | // route to it's gateway |
| 1196 | bestRoute = RouteInfo.makeHostRoute(r.getGateway(), bestRoute.getGateway()); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1197 | } |
Robert Greenwalt | 476f552 | 2011-07-15 09:45:08 -0700 | [diff] [blame] | 1198 | modifyRoute(ifaceName, lp, bestRoute, cycleCount+1, doAdd); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1199 | } |
| 1200 | } |
| 1201 | if (doAdd) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1202 | if (VDBG) log("Adding " + r + " for interface " + ifaceName); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1203 | mAddedRoutes.add(r); |
| 1204 | try { |
| 1205 | mNetd.addRoute(ifaceName, r); |
| 1206 | } catch (Exception e) { |
| 1207 | // never crash - catch them all |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1208 | if (VDBG) loge("Exception trying to add a route: " + e); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1209 | return false; |
| 1210 | } |
| 1211 | } else { |
| 1212 | // if we remove this one and there are no more like it, then refcount==0 and |
| 1213 | // we can remove it from the table |
| 1214 | mAddedRoutes.remove(r); |
| 1215 | if (mAddedRoutes.contains(r) == false) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1216 | if (VDBG) log("Removing " + r + " for interface " + ifaceName); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1217 | try { |
| 1218 | mNetd.removeRoute(ifaceName, r); |
| 1219 | } catch (Exception e) { |
| 1220 | // never crash - catch them all |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1221 | if (VDBG) loge("Exception trying to remove a route: " + e); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1222 | return false; |
| 1223 | } |
| 1224 | } else { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1225 | if (VDBG) log("not removing " + r + " as it's still in use"); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1226 | } |
| 1227 | } |
| 1228 | return true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1229 | } |
| 1230 | |
| 1231 | /** |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1232 | * @see ConnectivityManager#getMobileDataEnabled() |
| 1233 | */ |
| 1234 | public boolean getMobileDataEnabled() { |
Wink Saville | e798268 | 2010-12-07 10:31:02 -0800 | [diff] [blame] | 1235 | // TODO: This detail should probably be in DataConnectionTracker's |
| 1236 | // which is where we store the value and maybe make this |
| 1237 | // asynchronous. |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1238 | enforceAccessPermission(); |
| 1239 | boolean retVal = Settings.Secure.getInt(mContext.getContentResolver(), |
| 1240 | Settings.Secure.MOBILE_DATA, 1) == 1; |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1241 | if (VDBG) log("getMobileDataEnabled returning " + retVal); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1242 | return retVal; |
| 1243 | } |
| 1244 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1245 | public void setDataDependency(int networkType, boolean met) { |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 1246 | enforceConnectivityInternalPermission(); |
| 1247 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1248 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_DEPENDENCY_MET, |
| 1249 | (met ? ENABLED : DISABLED), networkType)); |
| 1250 | } |
| 1251 | |
| 1252 | private void handleSetDependencyMet(int networkType, boolean met) { |
| 1253 | if (mNetTrackers[networkType] != null) { |
| 1254 | if (DBG) { |
| 1255 | log("handleSetDependencyMet(" + networkType + ", " + met + ")"); |
| 1256 | } |
| 1257 | mNetTrackers[networkType].setDependencyMet(met); |
| 1258 | } |
| 1259 | } |
| 1260 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1261 | private INetworkPolicyListener mPolicyListener = new INetworkPolicyListener.Stub() { |
| 1262 | @Override |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1263 | public void onUidRulesChanged(int uid, int uidRules) { |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1264 | // only someone like NPMS should only be calling us |
Jeff Sharkey | 1a30395 | 2011-06-16 13:04:20 -0700 | [diff] [blame] | 1265 | mContext.enforceCallingOrSelfPermission(MANAGE_NETWORK_POLICY, TAG); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1266 | |
| 1267 | if (LOGD_RULES) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1268 | log("onUidRulesChanged(uid=" + uid + ", uidRules=" + uidRules + ")"); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1269 | } |
| 1270 | |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1271 | synchronized (mRulesLock) { |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1272 | // skip update when we've already applied rules |
| 1273 | final int oldRules = mUidRules.get(uid, RULE_ALLOW_ALL); |
| 1274 | if (oldRules == uidRules) return; |
| 1275 | |
| 1276 | mUidRules.put(uid, uidRules); |
| 1277 | } |
| 1278 | |
| 1279 | // TODO: dispatch into NMS to push rules towards kernel module |
| 1280 | // TODO: notify UID when it has requested targeted updates |
| 1281 | } |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1282 | |
| 1283 | @Override |
| 1284 | public void onMeteredIfacesChanged(String[] meteredIfaces) { |
| 1285 | // only someone like NPMS should only be calling us |
| 1286 | mContext.enforceCallingOrSelfPermission(MANAGE_NETWORK_POLICY, TAG); |
| 1287 | |
| 1288 | if (LOGD_RULES) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1289 | log("onMeteredIfacesChanged(ifaces=" + Arrays.toString(meteredIfaces) + ")"); |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1290 | } |
| 1291 | |
| 1292 | synchronized (mRulesLock) { |
| 1293 | mMeteredIfaces.clear(); |
| 1294 | for (String iface : meteredIfaces) { |
| 1295 | mMeteredIfaces.add(iface); |
| 1296 | } |
| 1297 | } |
| 1298 | } |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1299 | }; |
| 1300 | |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1301 | /** |
| 1302 | * @see ConnectivityManager#setMobileDataEnabled(boolean) |
| 1303 | */ |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1304 | public void setMobileDataEnabled(boolean enabled) { |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1305 | enforceChangePermission(); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1306 | if (DBG) log("setMobileDataEnabled(" + enabled + ")"); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1307 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1308 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_MOBILE_DATA, |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1309 | (enabled ? ENABLED : DISABLED), 0)); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1310 | } |
| 1311 | |
| 1312 | private void handleSetMobileData(boolean enabled) { |
Wink Saville | e798268 | 2010-12-07 10:31:02 -0800 | [diff] [blame] | 1313 | if (mNetTrackers[ConnectivityManager.TYPE_MOBILE] != null) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1314 | if (VDBG) { |
| 1315 | log(mNetTrackers[ConnectivityManager.TYPE_MOBILE].toString() + enabled); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1316 | } |
Jeff Sharkey | 8e28b7d | 2011-08-19 02:24:24 -0700 | [diff] [blame] | 1317 | mNetTrackers[ConnectivityManager.TYPE_MOBILE].setUserDataEnable(enabled); |
| 1318 | } |
| 1319 | } |
| 1320 | |
| 1321 | @Override |
| 1322 | public void setPolicyDataEnable(int networkType, boolean enabled) { |
| 1323 | // only someone like NPMS should only be calling us |
| 1324 | mContext.enforceCallingOrSelfPermission(MANAGE_NETWORK_POLICY, TAG); |
| 1325 | |
| 1326 | mHandler.sendMessage(mHandler.obtainMessage( |
| 1327 | EVENT_SET_POLICY_DATA_ENABLE, networkType, (enabled ? ENABLED : DISABLED))); |
| 1328 | } |
| 1329 | |
| 1330 | private void handleSetPolicyDataEnable(int networkType, boolean enabled) { |
| 1331 | if (isNetworkTypeValid(networkType)) { |
| 1332 | final NetworkStateTracker tracker = mNetTrackers[networkType]; |
| 1333 | if (tracker != null) { |
| 1334 | tracker.setPolicyDataEnable(enabled); |
| 1335 | } |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 1336 | } |
| 1337 | } |
| 1338 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1339 | private void enforceAccessPermission() { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1340 | mContext.enforceCallingOrSelfPermission( |
| 1341 | android.Manifest.permission.ACCESS_NETWORK_STATE, |
| 1342 | "ConnectivityService"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1343 | } |
| 1344 | |
| 1345 | private void enforceChangePermission() { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1346 | mContext.enforceCallingOrSelfPermission( |
| 1347 | android.Manifest.permission.CHANGE_NETWORK_STATE, |
| 1348 | "ConnectivityService"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1349 | } |
| 1350 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1351 | // TODO Make this a special check when it goes public |
| 1352 | private void enforceTetherChangePermission() { |
| 1353 | mContext.enforceCallingOrSelfPermission( |
| 1354 | android.Manifest.permission.CHANGE_NETWORK_STATE, |
| 1355 | "ConnectivityService"); |
| 1356 | } |
| 1357 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1358 | private void enforceTetherAccessPermission() { |
| 1359 | mContext.enforceCallingOrSelfPermission( |
| 1360 | android.Manifest.permission.ACCESS_NETWORK_STATE, |
| 1361 | "ConnectivityService"); |
| 1362 | } |
| 1363 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1364 | private void enforceConnectivityInternalPermission() { |
| 1365 | mContext.enforceCallingOrSelfPermission( |
| 1366 | android.Manifest.permission.CONNECTIVITY_INTERNAL, |
| 1367 | "ConnectivityService"); |
| 1368 | } |
| 1369 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1370 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1371 | * Handle a {@code DISCONNECTED} event. If this pertains to the non-active |
| 1372 | * network, we ignore it. If it is for the active network, we send out a |
| 1373 | * broadcast. But first, we check whether it might be possible to connect |
| 1374 | * to a different network. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1375 | * @param info the {@code NetworkInfo} for the network |
| 1376 | */ |
| 1377 | private void handleDisconnect(NetworkInfo info) { |
| 1378 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1379 | int prevNetType = info.getType(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1380 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1381 | mNetTrackers[prevNetType].setTeardownRequested(false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1382 | /* |
| 1383 | * If the disconnected network is not the active one, then don't report |
| 1384 | * this as a loss of connectivity. What probably happened is that we're |
| 1385 | * getting the disconnect for a network that we explicitly disabled |
| 1386 | * in accordance with network preference policies. |
| 1387 | */ |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1388 | if (!mNetConfigs[prevNetType].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1389 | List pids = mNetRequestersPids[prevNetType]; |
| 1390 | for (int i = 0; i<pids.size(); i++) { |
| 1391 | Integer pid = (Integer)pids.get(i); |
| 1392 | // will remove them because the net's no longer connected |
| 1393 | // need to do this now as only now do we know the pids and |
| 1394 | // can properly null things that are no longer referenced. |
| 1395 | reassessPidDns(pid.intValue(), false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1396 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1397 | } |
| 1398 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1399 | Intent intent = new Intent(ConnectivityManager.CONNECTIVITY_ACTION); |
| 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 | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1412 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1413 | if (mNetConfigs[prevNetType].isDefault()) { |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1414 | tryFailover(prevNetType); |
| 1415 | if (mActiveDefaultNetwork != -1) { |
| 1416 | NetworkInfo switchTo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo(); |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1417 | intent.putExtra(ConnectivityManager.EXTRA_OTHER_NETWORK_INFO, switchTo); |
| 1418 | } else { |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1419 | mDefaultInetConditionPublished = 0; // we're not connected anymore |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1420 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1421 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1422 | } |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1423 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame] | 1424 | |
| 1425 | // Reset interface if no other connections are using the same interface |
| 1426 | boolean doReset = true; |
| 1427 | LinkProperties linkProperties = mNetTrackers[prevNetType].getLinkProperties(); |
| 1428 | if (linkProperties != null) { |
| 1429 | String oldIface = linkProperties.getInterfaceName(); |
| 1430 | if (TextUtils.isEmpty(oldIface) == false) { |
| 1431 | for (NetworkStateTracker networkStateTracker : mNetTrackers) { |
| 1432 | if (networkStateTracker == null) continue; |
| 1433 | NetworkInfo networkInfo = networkStateTracker.getNetworkInfo(); |
| 1434 | if (networkInfo.isConnected() && networkInfo.getType() != prevNetType) { |
| 1435 | LinkProperties l = networkStateTracker.getLinkProperties(); |
| 1436 | if (l == null) continue; |
| 1437 | if (oldIface.equals(l.getInterfaceName())) { |
| 1438 | doReset = false; |
| 1439 | break; |
| 1440 | } |
| 1441 | } |
| 1442 | } |
| 1443 | } |
| 1444 | } |
| 1445 | |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1446 | // do this before we broadcast the change |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame] | 1447 | handleConnectivityChange(prevNetType, doReset); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1448 | |
Jeff Sharkey | 961e304 | 2011-08-29 16:02:57 -0700 | [diff] [blame] | 1449 | final Intent immediateIntent = new Intent(intent); |
| 1450 | immediateIntent.setAction(CONNECTIVITY_ACTION_IMMEDIATE); |
| 1451 | sendStickyBroadcast(immediateIntent); |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1452 | sendStickyBroadcastDelayed(intent, getConnectivityChangeDelay()); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1453 | /* |
| 1454 | * If the failover network is already connected, then immediately send |
| 1455 | * out a followup broadcast indicating successful failover |
| 1456 | */ |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1457 | if (mActiveDefaultNetwork != -1) { |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1458 | sendConnectedBroadcastDelayed(mNetTrackers[mActiveDefaultNetwork].getNetworkInfo(), |
| 1459 | getConnectivityChangeDelay()); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1460 | } |
| 1461 | } |
| 1462 | |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1463 | private void tryFailover(int prevNetType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1464 | /* |
Robert Greenwalt | bff9018 | 2011-01-06 15:41:07 -0800 | [diff] [blame] | 1465 | * If this is a default network, check if other defaults are available. |
| 1466 | * Try to reconnect on all available and let them hash it out when |
| 1467 | * more than one connects. |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1468 | */ |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1469 | if (mNetConfigs[prevNetType].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1470 | if (mActiveDefaultNetwork == prevNetType) { |
| 1471 | mActiveDefaultNetwork = -1; |
| 1472 | } |
| 1473 | |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1474 | // don't signal a reconnect for anything lower or equal priority than our |
| 1475 | // current connected default |
| 1476 | // TODO - don't filter by priority now - nice optimization but risky |
| 1477 | // int currentPriority = -1; |
| 1478 | // if (mActiveDefaultNetwork != -1) { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1479 | // currentPriority = mNetConfigs[mActiveDefaultNetwork].mPriority; |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1480 | // } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1481 | for (int checkType=0; checkType <= ConnectivityManager.MAX_NETWORK_TYPE; checkType++) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1482 | if (checkType == prevNetType) continue; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1483 | if (mNetConfigs[checkType] == null) continue; |
| 1484 | if (!mNetConfigs[checkType].isDefault()) continue; |
Wink Saville | 9f7a0b2 | 2011-01-26 15:43:49 -0800 | [diff] [blame] | 1485 | |
| 1486 | // Enabling the isAvailable() optimization caused mobile to not get |
| 1487 | // selected if it was in the middle of error handling. Specifically |
| 1488 | // a moble connection that took 30 seconds to complete the DEACTIVATE_DATA_CALL |
| 1489 | // would not be available and we wouldn't get connected to anything. |
| 1490 | // So removing the isAvailable() optimization below for now. TODO: This |
| 1491 | // optimization should work and we need to investigate why it doesn't work. |
| 1492 | // This could be related to how DEACTIVATE_DATA_CALL is reporting its |
| 1493 | // complete before it is really complete. |
| 1494 | // if (!mNetTrackers[checkType].isAvailable()) continue; |
| 1495 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1496 | // if (currentPriority >= mNetConfigs[checkType].mPriority) continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1497 | |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1498 | NetworkStateTracker checkTracker = mNetTrackers[checkType]; |
| 1499 | NetworkInfo checkInfo = checkTracker.getNetworkInfo(); |
| 1500 | if (!checkInfo.isConnectedOrConnecting() || checkTracker.isTeardownRequested()) { |
| 1501 | checkInfo.setFailover(true); |
| 1502 | checkTracker.reconnect(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1503 | } |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1504 | if (DBG) log("Attempting to switch to " + checkInfo.getTypeName()); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1505 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1506 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1507 | } |
| 1508 | |
| 1509 | private void sendConnectedBroadcast(NetworkInfo info) { |
Jeff Sharkey | 961e304 | 2011-08-29 16:02:57 -0700 | [diff] [blame] | 1510 | sendGeneralBroadcast(info, CONNECTIVITY_ACTION_IMMEDIATE); |
| 1511 | sendGeneralBroadcast(info, CONNECTIVITY_ACTION); |
Robert Greenwalt | 1e9aac2 | 2010-09-15 17:36:33 -0700 | [diff] [blame] | 1512 | } |
| 1513 | |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1514 | private void sendConnectedBroadcastDelayed(NetworkInfo info, int delayMs) { |
Jeff Sharkey | 961e304 | 2011-08-29 16:02:57 -0700 | [diff] [blame] | 1515 | sendGeneralBroadcast(info, CONNECTIVITY_ACTION_IMMEDIATE); |
| 1516 | sendGeneralBroadcastDelayed(info, CONNECTIVITY_ACTION, delayMs); |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1517 | } |
| 1518 | |
Robert Greenwalt | 1e9aac2 | 2010-09-15 17:36:33 -0700 | [diff] [blame] | 1519 | private void sendInetConditionBroadcast(NetworkInfo info) { |
| 1520 | sendGeneralBroadcast(info, ConnectivityManager.INET_CONDITION_ACTION); |
| 1521 | } |
| 1522 | |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1523 | private Intent makeGeneralIntent(NetworkInfo info, String bcastType) { |
Robert Greenwalt | 1e9aac2 | 2010-09-15 17:36:33 -0700 | [diff] [blame] | 1524 | Intent intent = new Intent(bcastType); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1525 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1526 | if (info.isFailover()) { |
| 1527 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1528 | info.setFailover(false); |
| 1529 | } |
| 1530 | if (info.getReason() != null) { |
| 1531 | intent.putExtra(ConnectivityManager.EXTRA_REASON, info.getReason()); |
| 1532 | } |
| 1533 | if (info.getExtraInfo() != null) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1534 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, |
| 1535 | info.getExtraInfo()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1536 | } |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1537 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1538 | return intent; |
| 1539 | } |
| 1540 | |
| 1541 | private void sendGeneralBroadcast(NetworkInfo info, String bcastType) { |
| 1542 | sendStickyBroadcast(makeGeneralIntent(info, bcastType)); |
| 1543 | } |
| 1544 | |
| 1545 | private void sendGeneralBroadcastDelayed(NetworkInfo info, String bcastType, int delayMs) { |
| 1546 | sendStickyBroadcastDelayed(makeGeneralIntent(info, bcastType), delayMs); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1547 | } |
| 1548 | |
| 1549 | /** |
| 1550 | * Called when an attempt to fail over to another network has failed. |
| 1551 | * @param info the {@link NetworkInfo} for the failed network |
| 1552 | */ |
| 1553 | private void handleConnectionFailure(NetworkInfo info) { |
| 1554 | mNetTrackers[info.getType()].setTeardownRequested(false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1555 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1556 | String reason = info.getReason(); |
| 1557 | String extraInfo = info.getExtraInfo(); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1558 | |
Robert Greenwalt | 572172b | 2010-10-08 16:35:52 -0700 | [diff] [blame] | 1559 | String reasonText; |
| 1560 | if (reason == null) { |
| 1561 | reasonText = "."; |
| 1562 | } else { |
| 1563 | reasonText = " (" + reason + ")."; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1564 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1565 | loge("Attempt to connect to " + info.getTypeName() + " failed" + reasonText); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1566 | |
| 1567 | Intent intent = new Intent(ConnectivityManager.CONNECTIVITY_ACTION); |
| 1568 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1569 | if (getActiveNetworkInfo() == null) { |
| 1570 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1571 | } |
| 1572 | if (reason != null) { |
| 1573 | intent.putExtra(ConnectivityManager.EXTRA_REASON, reason); |
| 1574 | } |
| 1575 | if (extraInfo != null) { |
| 1576 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, extraInfo); |
| 1577 | } |
| 1578 | if (info.isFailover()) { |
| 1579 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1580 | info.setFailover(false); |
| 1581 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1582 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1583 | if (mNetConfigs[info.getType()].isDefault()) { |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1584 | tryFailover(info.getType()); |
| 1585 | if (mActiveDefaultNetwork != -1) { |
| 1586 | NetworkInfo switchTo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo(); |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1587 | intent.putExtra(ConnectivityManager.EXTRA_OTHER_NETWORK_INFO, switchTo); |
| 1588 | } else { |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1589 | mDefaultInetConditionPublished = 0; |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1590 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1591 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1592 | } |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1593 | |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1594 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Jeff Sharkey | 961e304 | 2011-08-29 16:02:57 -0700 | [diff] [blame] | 1595 | |
| 1596 | final Intent immediateIntent = new Intent(intent); |
| 1597 | immediateIntent.setAction(CONNECTIVITY_ACTION_IMMEDIATE); |
| 1598 | sendStickyBroadcast(immediateIntent); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1599 | sendStickyBroadcast(intent); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1600 | /* |
| 1601 | * If the failover network is already connected, then immediately send |
| 1602 | * out a followup broadcast indicating successful failover |
| 1603 | */ |
Robert Greenwalt | f21ef7d | 2011-01-11 13:56:33 -0800 | [diff] [blame] | 1604 | if (mActiveDefaultNetwork != -1) { |
| 1605 | sendConnectedBroadcast(mNetTrackers[mActiveDefaultNetwork].getNetworkInfo()); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1606 | } |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1607 | } |
| 1608 | |
| 1609 | private void sendStickyBroadcast(Intent intent) { |
| 1610 | synchronized(this) { |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1611 | if (!mSystemReady) { |
| 1612 | mInitialBroadcast = new Intent(intent); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1613 | } |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1614 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1615 | if (VDBG) { |
Jeff Sharkey | 961e304 | 2011-08-29 16:02:57 -0700 | [diff] [blame] | 1616 | log("sendStickyBroadcast: action=" + intent.getAction()); |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1617 | } |
| 1618 | |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1619 | mContext.sendStickyBroadcast(intent); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1620 | } |
| 1621 | } |
| 1622 | |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1623 | private void sendStickyBroadcastDelayed(Intent intent, int delayMs) { |
| 1624 | if (delayMs <= 0) { |
| 1625 | sendStickyBroadcast(intent); |
| 1626 | } else { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1627 | if (VDBG) { |
Jeff Sharkey | 961e304 | 2011-08-29 16:02:57 -0700 | [diff] [blame] | 1628 | log("sendStickyBroadcastDelayed: delayMs=" + delayMs + ", action=" |
| 1629 | + intent.getAction()); |
| 1630 | } |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1631 | mHandler.sendMessageDelayed(mHandler.obtainMessage( |
| 1632 | EVENT_SEND_STICKY_BROADCAST_INTENT, intent), delayMs); |
| 1633 | } |
| 1634 | } |
| 1635 | |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1636 | void systemReady() { |
| 1637 | synchronized(this) { |
| 1638 | mSystemReady = true; |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1639 | if (mInitialBroadcast != null) { |
| 1640 | mContext.sendStickyBroadcast(mInitialBroadcast); |
| 1641 | mInitialBroadcast = null; |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1642 | } |
| 1643 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 1644 | // load the global proxy at startup |
| 1645 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_APPLY_GLOBAL_HTTP_PROXY)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1646 | } |
| 1647 | |
| 1648 | private void handleConnect(NetworkInfo info) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1649 | int type = info.getType(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1650 | |
| 1651 | // snapshot isFailover, because sendConnectedBroadcast() resets it |
| 1652 | boolean isFailover = info.isFailover(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1653 | NetworkStateTracker thisNet = mNetTrackers[type]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1654 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1655 | // if this is a default net and other default is running |
| 1656 | // kill the one not preferred |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1657 | if (mNetConfigs[type].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1658 | if (mActiveDefaultNetwork != -1 && mActiveDefaultNetwork != type) { |
| 1659 | if ((type != mNetworkPreference && |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 1660 | mNetConfigs[mActiveDefaultNetwork].priority > |
| 1661 | mNetConfigs[type].priority) || |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1662 | mNetworkPreference == mActiveDefaultNetwork) { |
| 1663 | // don't accept this one |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1664 | if (VDBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1665 | log("Not broadcasting CONNECT_ACTION " + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1666 | "to torn down network " + info.getTypeName()); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1667 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1668 | teardown(thisNet); |
| 1669 | return; |
| 1670 | } else { |
| 1671 | // tear down the other |
| 1672 | NetworkStateTracker otherNet = |
| 1673 | mNetTrackers[mActiveDefaultNetwork]; |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1674 | if (DBG) { |
| 1675 | log("Policy requires " + otherNet.getNetworkInfo().getTypeName() + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1676 | " teardown"); |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1677 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1678 | if (!teardown(otherNet)) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1679 | loge("Network declined teardown request"); |
Robert Greenwalt | 27725e8 | 2011-03-29 11:36:28 -0700 | [diff] [blame] | 1680 | teardown(thisNet); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1681 | return; |
| 1682 | } |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1683 | } |
| 1684 | } |
| 1685 | synchronized (ConnectivityService.this) { |
| 1686 | // have a new default network, release the transition wakelock in a second |
| 1687 | // if it's held. The second pause is to allow apps to reconnect over the |
| 1688 | // new network |
| 1689 | if (mNetTransitionWakeLock.isHeld()) { |
| 1690 | mHandler.sendMessageDelayed(mHandler.obtainMessage( |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 1691 | EVENT_CLEAR_NET_TRANSITION_WAKELOCK, |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1692 | mNetTransitionWakeLockSerialNumber, 0), |
| 1693 | 1000); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1694 | } |
| 1695 | } |
| 1696 | mActiveDefaultNetwork = type; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1697 | // this will cause us to come up initially as unconnected and switching |
| 1698 | // to connected after our normal pause unless somebody reports us as reall |
| 1699 | // disconnected |
| 1700 | mDefaultInetConditionPublished = 0; |
| 1701 | mDefaultConnectionSequence++; |
| 1702 | mInetConditionChangeInFlight = false; |
| 1703 | // Don't do this - if we never sign in stay, grey |
| 1704 | //reportNetworkCondition(mActiveDefaultNetwork, 100); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1705 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1706 | thisNet.setTeardownRequested(false); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1707 | updateNetworkSettings(thisNet); |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame] | 1708 | handleConnectivityChange(type, false); |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1709 | sendConnectedBroadcastDelayed(info, getConnectivityChangeDelay()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1710 | } |
| 1711 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1712 | /** |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1713 | * After a change in the connectivity state of a network. We're mainly |
| 1714 | * concerned with making sure that the list of DNS servers is set up |
| 1715 | * according to which networks are connected, and ensuring that the |
| 1716 | * right routing table entries exist. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1717 | */ |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame] | 1718 | private void handleConnectivityChange(int netType, boolean doReset) { |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1719 | int resetMask = doReset ? NetworkUtils.RESET_ALL_ADDRESSES : 0; |
| 1720 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1721 | /* |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1722 | * If a non-default network is enabled, add the host routes that |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1723 | * will allow it's DNS servers to be accessed. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1724 | */ |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1725 | handleDnsConfigurationChange(netType); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1726 | |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1727 | LinkProperties curLp = mCurrentLinkProperties[netType]; |
| 1728 | LinkProperties newLp = null; |
| 1729 | |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1730 | if (mNetTrackers[netType].getNetworkInfo().isConnected()) { |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1731 | newLp = mNetTrackers[netType].getLinkProperties(); |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1732 | if (VDBG) { |
| 1733 | log("handleConnectivityChange: changed linkProperty[" + netType + "]:" + |
| 1734 | " doReset=" + doReset + " resetMask=" + resetMask + |
| 1735 | "\n curLp=" + curLp + |
| 1736 | "\n newLp=" + newLp); |
| 1737 | } |
| 1738 | |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1739 | if (curLp != null) { |
| 1740 | if (curLp.isIdenticalInterfaceName(newLp)) { |
| 1741 | CompareResult<LinkAddress> car = curLp.compareAddresses(newLp); |
| 1742 | if ((car.removed.size() != 0) || (car.added.size() != 0)) { |
| 1743 | for (LinkAddress linkAddr : car.removed) { |
| 1744 | if (linkAddr.getAddress() instanceof Inet4Address) { |
| 1745 | resetMask |= NetworkUtils.RESET_IPV4_ADDRESSES; |
| 1746 | } |
| 1747 | if (linkAddr.getAddress() instanceof Inet6Address) { |
| 1748 | resetMask |= NetworkUtils.RESET_IPV6_ADDRESSES; |
| 1749 | } |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1750 | } |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1751 | if (DBG) { |
| 1752 | log("handleConnectivityChange: addresses changed" + |
| 1753 | " linkProperty[" + netType + "]:" + " resetMask=" + resetMask + |
| 1754 | "\n car=" + car); |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1755 | } |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1756 | } else { |
| 1757 | if (DBG) { |
| 1758 | log("handleConnectivityChange: address are the same reset per doReset" + |
| 1759 | " linkProperty[" + netType + "]:" + |
| 1760 | " resetMask=" + resetMask); |
| 1761 | } |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1762 | } |
| 1763 | } else { |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1764 | resetMask = NetworkUtils.RESET_ALL_ADDRESSES; |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1765 | if (DBG) { |
| 1766 | log("handleConnectivityChange: interface not not equivalent reset both" + |
| 1767 | " linkProperty[" + netType + "]:" + |
| 1768 | " resetMask=" + resetMask); |
| 1769 | } |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1770 | } |
Wink Saville | e822225 | 2011-07-13 13:44:13 -0700 | [diff] [blame] | 1771 | } |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1772 | if (mNetConfigs[netType].isDefault()) { |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 1773 | handleApplyDefaultProxy(netType); |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1774 | } |
| 1775 | } else { |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1776 | if (VDBG) { |
| 1777 | log("handleConnectivityChange: changed linkProperty[" + netType + "]:" + |
| 1778 | " doReset=" + doReset + " resetMask=" + resetMask + |
| 1779 | "\n curLp=" + curLp + |
| 1780 | "\n newLp= null"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1781 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1782 | } |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1783 | mCurrentLinkProperties[netType] = newLp; |
Robert Greenwalt | f125a09 | 2011-08-15 12:31:55 -0700 | [diff] [blame] | 1784 | boolean resetDns = updateRoutes(newLp, curLp, mNetConfigs[netType].isDefault()); |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame] | 1785 | |
Chia-chi Yeh | 0c074e6 | 2011-08-15 15:19:40 -0700 | [diff] [blame] | 1786 | if (resetMask != 0 || resetDns) { |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame] | 1787 | LinkProperties linkProperties = mNetTrackers[netType].getLinkProperties(); |
| 1788 | if (linkProperties != null) { |
| 1789 | String iface = linkProperties.getInterfaceName(); |
| 1790 | if (TextUtils.isEmpty(iface) == false) { |
Chia-chi Yeh | 0c074e6 | 2011-08-15 15:19:40 -0700 | [diff] [blame] | 1791 | if (resetMask != 0) { |
Robert Greenwalt | f125a09 | 2011-08-15 12:31:55 -0700 | [diff] [blame] | 1792 | if (DBG) log("resetConnections(" + iface + ", " + resetMask + ")"); |
| 1793 | NetworkUtils.resetConnections(iface, resetMask); |
Chia-chi Yeh | 0c074e6 | 2011-08-15 15:19:40 -0700 | [diff] [blame] | 1794 | |
| 1795 | // Tell VPN the interface is down. It is a temporary |
| 1796 | // but effective fix to make VPN aware of the change. |
| 1797 | if ((resetMask & NetworkUtils.RESET_IPV4_ADDRESSES) != 0) { |
| 1798 | mVpn.interfaceStatusChanged(iface, false); |
| 1799 | } |
Robert Greenwalt | f125a09 | 2011-08-15 12:31:55 -0700 | [diff] [blame] | 1800 | } |
| 1801 | if (resetDns) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1802 | if (VDBG) log("resetting DNS cache for " + iface); |
Robert Greenwalt | f125a09 | 2011-08-15 12:31:55 -0700 | [diff] [blame] | 1803 | try { |
| 1804 | mNetd.flushInterfaceDnsCache(iface); |
| 1805 | } catch (Exception e) { |
| 1806 | // never crash - catch them all |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1807 | if (DBG) loge("Exception resetting dns cache: " + e); |
Robert Greenwalt | f125a09 | 2011-08-15 12:31:55 -0700 | [diff] [blame] | 1808 | } |
| 1809 | } |
Robert Greenwalt | ec896c6 | 2011-06-15 12:22:07 -0700 | [diff] [blame] | 1810 | } |
| 1811 | } |
| 1812 | } |
Kazuhiro Ondo | 1ccb10e | 2011-06-22 21:10:34 -0500 | [diff] [blame] | 1813 | |
| 1814 | // TODO: Temporary notifying upstread change to Tethering. |
| 1815 | // @see bug/4455071 |
| 1816 | /** Notify TetheringService if interface name has been changed. */ |
| 1817 | if (TextUtils.equals(mNetTrackers[netType].getNetworkInfo().getReason(), |
| 1818 | Phone.REASON_LINK_PROPERTIES_CHANGED)) { |
| 1819 | if (isTetheringSupported()) { |
| 1820 | mTethering.handleTetherIfaceChange(); |
| 1821 | } |
| 1822 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1823 | } |
| 1824 | |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1825 | /** |
| 1826 | * Add and remove routes using the old properties (null if not previously connected), |
| 1827 | * new properties (null if becoming disconnected). May even be double null, which |
| 1828 | * is a noop. |
| 1829 | * Uses isLinkDefault to determine if default routes should be set or conversely if |
| 1830 | * host routes should be set to the dns servers |
Robert Greenwalt | f125a09 | 2011-08-15 12:31:55 -0700 | [diff] [blame] | 1831 | * returns a boolean indicating the routes changed |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1832 | */ |
Robert Greenwalt | f125a09 | 2011-08-15 12:31:55 -0700 | [diff] [blame] | 1833 | private boolean updateRoutes(LinkProperties newLp, LinkProperties curLp, |
| 1834 | boolean isLinkDefault) { |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1835 | Collection<RouteInfo> routesToAdd = null; |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1836 | CompareResult<InetAddress> dnsDiff = new CompareResult<InetAddress>(); |
| 1837 | CompareResult<RouteInfo> routeDiff = new CompareResult<RouteInfo>(); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1838 | if (curLp != null) { |
| 1839 | // check for the delta between the current set and the new |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1840 | routeDiff = curLp.compareRoutes(newLp); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1841 | dnsDiff = curLp.compareDnses(newLp); |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1842 | } else if (newLp != null) { |
| 1843 | routeDiff.added = newLp.getRoutes(); |
| 1844 | dnsDiff.added = newLp.getDnses(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1845 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1846 | |
Robert Greenwalt | f125a09 | 2011-08-15 12:31:55 -0700 | [diff] [blame] | 1847 | boolean routesChanged = (routeDiff.removed.size() != 0 || routeDiff.added.size() != 0); |
| 1848 | |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1849 | for (RouteInfo r : routeDiff.removed) { |
| 1850 | if (isLinkDefault || ! r.isDefaultRoute()) { |
| 1851 | removeRoute(curLp, r); |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1852 | } |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1853 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1854 | |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1855 | for (RouteInfo r : routeDiff.added) { |
| 1856 | if (isLinkDefault || ! r.isDefaultRoute()) { |
| 1857 | addRoute(newLp, r); |
Robert Greenwalt | e6b2429 | 2011-08-09 16:52:58 -0700 | [diff] [blame] | 1858 | } else { |
| 1859 | // many radios add a default route even when we don't want one. |
| 1860 | // remove the default route unless somebody else has asked for it |
| 1861 | String ifaceName = newLp.getInterfaceName(); |
| 1862 | if (TextUtils.isEmpty(ifaceName) == false && mAddedRoutes.contains(r) == false) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1863 | if (VDBG) log("Removing " + r + " for interface " + ifaceName); |
Robert Greenwalt | e6b2429 | 2011-08-09 16:52:58 -0700 | [diff] [blame] | 1864 | try { |
| 1865 | mNetd.removeRoute(ifaceName, r); |
| 1866 | } catch (Exception e) { |
| 1867 | // never crash - catch them all |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 1868 | if (VDBG) loge("Exception trying to remove a route: " + e); |
Robert Greenwalt | e6b2429 | 2011-08-09 16:52:58 -0700 | [diff] [blame] | 1869 | } |
| 1870 | } |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1871 | } |
| 1872 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1873 | |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1874 | if (!isLinkDefault) { |
| 1875 | // handle DNS routes |
Robert Greenwalt | f125a09 | 2011-08-15 12:31:55 -0700 | [diff] [blame] | 1876 | if (routesChanged) { |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1877 | // routes changed - remove all old dns entries and add new |
| 1878 | if (curLp != null) { |
| 1879 | for (InetAddress oldDns : curLp.getDnses()) { |
| 1880 | removeRouteToAddress(curLp, oldDns); |
| 1881 | } |
| 1882 | } |
| 1883 | if (newLp != null) { |
| 1884 | for (InetAddress newDns : newLp.getDnses()) { |
| 1885 | addRouteToAddress(newLp, newDns); |
| 1886 | } |
Robert Greenwalt | edcb4f9 | 2011-03-22 18:47:42 -0700 | [diff] [blame] | 1887 | } |
Robert Greenwalt | f125a09 | 2011-08-15 12:31:55 -0700 | [diff] [blame] | 1888 | } else { |
| 1889 | // no change in routes, check for change in dns themselves |
| 1890 | for (InetAddress oldDns : dnsDiff.removed) { |
| 1891 | removeRouteToAddress(curLp, oldDns); |
| 1892 | } |
| 1893 | for (InetAddress newDns : dnsDiff.added) { |
| 1894 | addRouteToAddress(newLp, newDns); |
| 1895 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1896 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1897 | } |
Robert Greenwalt | f125a09 | 2011-08-15 12:31:55 -0700 | [diff] [blame] | 1898 | return routesChanged; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1899 | } |
| 1900 | |
| 1901 | |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1902 | /** |
| 1903 | * Reads the network specific TCP buffer sizes from SystemProperties |
| 1904 | * net.tcp.buffersize.[default|wifi|umts|edge|gprs] and set them for system |
| 1905 | * wide use |
| 1906 | */ |
| 1907 | public void updateNetworkSettings(NetworkStateTracker nt) { |
| 1908 | String key = nt.getTcpBufferSizesPropName(); |
| 1909 | String bufferSizes = SystemProperties.get(key); |
| 1910 | |
| 1911 | if (bufferSizes.length() == 0) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1912 | if (VDBG) log(key + " not found in system properties. Using defaults"); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1913 | |
| 1914 | // Setting to default values so we won't be stuck to previous values |
| 1915 | key = "net.tcp.buffersize.default"; |
| 1916 | bufferSizes = SystemProperties.get(key); |
| 1917 | } |
| 1918 | |
| 1919 | // Set values in kernel |
| 1920 | if (bufferSizes.length() != 0) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1921 | if (VDBG) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1922 | log("Setting TCP values: [" + bufferSizes |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1923 | + "] which comes from [" + key + "]"); |
| 1924 | } |
| 1925 | setBufferSize(bufferSizes); |
| 1926 | } |
| 1927 | } |
| 1928 | |
| 1929 | /** |
| 1930 | * Writes TCP buffer sizes to /sys/kernel/ipv4/tcp_[r/w]mem_[min/def/max] |
| 1931 | * which maps to /proc/sys/net/ipv4/tcp_rmem and tcpwmem |
| 1932 | * |
| 1933 | * @param bufferSizes in the format of "readMin, readInitial, readMax, |
| 1934 | * writeMin, writeInitial, writeMax" |
| 1935 | */ |
| 1936 | private void setBufferSize(String bufferSizes) { |
| 1937 | try { |
| 1938 | String[] values = bufferSizes.split(","); |
| 1939 | |
| 1940 | if (values.length == 6) { |
| 1941 | final String prefix = "/sys/kernel/ipv4/tcp_"; |
Mike Lockwood | da8bb74 | 2011-05-28 13:24:04 -0400 | [diff] [blame] | 1942 | FileUtils.stringToFile(prefix + "rmem_min", values[0]); |
| 1943 | FileUtils.stringToFile(prefix + "rmem_def", values[1]); |
| 1944 | FileUtils.stringToFile(prefix + "rmem_max", values[2]); |
| 1945 | FileUtils.stringToFile(prefix + "wmem_min", values[3]); |
| 1946 | FileUtils.stringToFile(prefix + "wmem_def", values[4]); |
| 1947 | FileUtils.stringToFile(prefix + "wmem_max", values[5]); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1948 | } else { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1949 | loge("Invalid buffersize string: " + bufferSizes); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1950 | } |
| 1951 | } catch (IOException e) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 1952 | loge("Can't set tcp buffer sizes:" + e); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1953 | } |
| 1954 | } |
| 1955 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1956 | /** |
| 1957 | * Adjust the per-process dns entries (net.dns<x>.<pid>) based |
| 1958 | * on the highest priority active net which this process requested. |
| 1959 | * If there aren't any, clear it out |
| 1960 | */ |
| 1961 | private void reassessPidDns(int myPid, boolean doBump) |
| 1962 | { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1963 | if (VDBG) log("reassessPidDns for pid " + myPid); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1964 | for(int i : mPriorityList) { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 1965 | if (mNetConfigs[i].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1966 | continue; |
| 1967 | } |
| 1968 | NetworkStateTracker nt = mNetTrackers[i]; |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1969 | if (nt.getNetworkInfo().isConnected() && |
| 1970 | !nt.isTeardownRequested()) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1971 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1972 | if (p == null) continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1973 | List pids = mNetRequestersPids[i]; |
| 1974 | for (int j=0; j<pids.size(); j++) { |
| 1975 | Integer pid = (Integer)pids.get(j); |
| 1976 | if (pid.intValue() == myPid) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1977 | Collection<InetAddress> dnses = p.getDnses(); |
Lorenzo Colitti | c1358b2 | 2011-09-28 22:31:45 -0700 | [diff] [blame] | 1978 | writePidDns(dnses, myPid); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1979 | if (doBump) { |
| 1980 | bumpDns(); |
| 1981 | } |
| 1982 | return; |
| 1983 | } |
| 1984 | } |
| 1985 | } |
| 1986 | } |
| 1987 | // nothing found - delete |
| 1988 | for (int i = 1; ; i++) { |
| 1989 | String prop = "net.dns" + i + "." + myPid; |
| 1990 | if (SystemProperties.get(prop).length() == 0) { |
| 1991 | if (doBump) { |
| 1992 | bumpDns(); |
| 1993 | } |
| 1994 | return; |
| 1995 | } |
| 1996 | SystemProperties.set(prop, ""); |
| 1997 | } |
| 1998 | } |
| 1999 | |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 2000 | // return true if results in a change |
Lorenzo Colitti | c1358b2 | 2011-09-28 22:31:45 -0700 | [diff] [blame] | 2001 | private boolean writePidDns(Collection <InetAddress> dnses, int pid) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 2002 | int j = 1; |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 2003 | boolean changed = false; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 2004 | for (InetAddress dns : dnses) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 2005 | String dnsString = dns.getHostAddress(); |
| 2006 | if (changed || !dnsString.equals(SystemProperties.get("net.dns" + j + "." + pid))) { |
| 2007 | changed = true; |
| 2008 | SystemProperties.set("net.dns" + j++ + "." + pid, dns.getHostAddress()); |
| 2009 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 2010 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 2011 | return changed; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 2012 | } |
| 2013 | |
| 2014 | private void bumpDns() { |
| 2015 | /* |
| 2016 | * Bump the property that tells the name resolver library to reread |
| 2017 | * the DNS server list from the properties. |
| 2018 | */ |
| 2019 | String propVal = SystemProperties.get("net.dnschange"); |
| 2020 | int n = 0; |
| 2021 | if (propVal.length() != 0) { |
| 2022 | try { |
| 2023 | n = Integer.parseInt(propVal); |
| 2024 | } catch (NumberFormatException e) {} |
| 2025 | } |
| 2026 | SystemProperties.set("net.dnschange", "" + (n+1)); |
Robert Greenwalt | 03595d0 | 2010-11-02 14:08:23 -0700 | [diff] [blame] | 2027 | /* |
| 2028 | * Tell the VMs to toss their DNS caches |
| 2029 | */ |
| 2030 | Intent intent = new Intent(Intent.ACTION_CLEAR_DNS_CACHE); |
| 2031 | intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); |
Stan Chesnutt | 3d1db86 | 2011-01-05 17:14:03 -0800 | [diff] [blame] | 2032 | /* |
| 2033 | * Connectivity events can happen before boot has completed ... |
| 2034 | */ |
| 2035 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
Robert Greenwalt | 03595d0 | 2010-11-02 14:08:23 -0700 | [diff] [blame] | 2036 | mContext.sendBroadcast(intent); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 2037 | } |
| 2038 | |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 2039 | // Caller must grab mDnsLock. |
Robert Greenwalt | a10b7fd | 2011-07-25 16:06:25 -0700 | [diff] [blame] | 2040 | private boolean updateDns(String network, String iface, |
Lorenzo Colitti | c1358b2 | 2011-09-28 22:31:45 -0700 | [diff] [blame] | 2041 | Collection<InetAddress> dnses, String domains) { |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 2042 | boolean changed = false; |
| 2043 | int last = 0; |
| 2044 | if (dnses.size() == 0 && mDefaultDns != null) { |
| 2045 | ++last; |
| 2046 | String value = mDefaultDns.getHostAddress(); |
| 2047 | if (!value.equals(SystemProperties.get("net.dns1"))) { |
| 2048 | if (DBG) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 2049 | loge("no dns provided for " + network + " - using " + value); |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 2050 | } |
| 2051 | changed = true; |
| 2052 | SystemProperties.set("net.dns1", value); |
| 2053 | } |
| 2054 | } else { |
| 2055 | for (InetAddress dns : dnses) { |
| 2056 | ++last; |
| 2057 | String key = "net.dns" + last; |
| 2058 | String value = dns.getHostAddress(); |
| 2059 | if (!changed && value.equals(SystemProperties.get(key))) { |
| 2060 | continue; |
| 2061 | } |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 2062 | if (VDBG) { |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 2063 | log("adding dns " + value + " for " + network); |
| 2064 | } |
| 2065 | changed = true; |
| 2066 | SystemProperties.set(key, value); |
| 2067 | } |
| 2068 | } |
| 2069 | for (int i = last + 1; i <= mNumDnsEntries; ++i) { |
| 2070 | String key = "net.dns" + i; |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 2071 | if (VDBG) log("erasing " + key); |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 2072 | changed = true; |
| 2073 | SystemProperties.set(key, ""); |
| 2074 | } |
| 2075 | mNumDnsEntries = last; |
| 2076 | |
Robert Greenwalt | a10b7fd | 2011-07-25 16:06:25 -0700 | [diff] [blame] | 2077 | if (changed) { |
| 2078 | try { |
| 2079 | mNetd.setDnsServersForInterface(iface, NetworkUtils.makeStrings(dnses)); |
| 2080 | mNetd.setDefaultInterfaceForDns(iface); |
| 2081 | } catch (Exception e) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2082 | if (VDBG) loge("exception setting default dns interface: " + e); |
Robert Greenwalt | a10b7fd | 2011-07-25 16:06:25 -0700 | [diff] [blame] | 2083 | } |
| 2084 | } |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 2085 | if (!domains.equals(SystemProperties.get("net.dns.search"))) { |
| 2086 | SystemProperties.set("net.dns.search", domains); |
| 2087 | changed = true; |
| 2088 | } |
| 2089 | return changed; |
| 2090 | } |
| 2091 | |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 2092 | private void handleDnsConfigurationChange(int netType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 2093 | // add default net's dns entries |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 2094 | NetworkStateTracker nt = mNetTrackers[netType]; |
| 2095 | if (nt != null && nt.getNetworkInfo().isConnected() && !nt.isTeardownRequested()) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 2096 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 2097 | if (p == null) return; |
| 2098 | Collection<InetAddress> dnses = p.getDnses(); |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 2099 | boolean changed = false; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 2100 | if (mNetConfigs[netType].isDefault()) { |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 2101 | String network = nt.getNetworkInfo().getTypeName(); |
| 2102 | synchronized (mDnsLock) { |
| 2103 | if (!mDnsOverridden) { |
Lorenzo Colitti | c1358b2 | 2011-09-28 22:31:45 -0700 | [diff] [blame] | 2104 | changed = updateDns(network, p.getInterfaceName(), dnses, ""); |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 2105 | } |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 2106 | } |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 2107 | } else { |
Robert Greenwalt | a10b7fd | 2011-07-25 16:06:25 -0700 | [diff] [blame] | 2108 | try { |
Robert Greenwalt | c59c6da | 2011-07-27 10:00:36 -0700 | [diff] [blame] | 2109 | mNetd.setDnsServersForInterface(p.getInterfaceName(), |
Robert Greenwalt | a10b7fd | 2011-07-25 16:06:25 -0700 | [diff] [blame] | 2110 | NetworkUtils.makeStrings(dnses)); |
| 2111 | } catch (Exception e) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2112 | if (VDBG) loge("exception setting dns servers: " + e); |
Robert Greenwalt | a10b7fd | 2011-07-25 16:06:25 -0700 | [diff] [blame] | 2113 | } |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 2114 | // set per-pid dns for attached secondary nets |
| 2115 | List pids = mNetRequestersPids[netType]; |
| 2116 | for (int y=0; y< pids.size(); y++) { |
| 2117 | Integer pid = (Integer)pids.get(y); |
Lorenzo Colitti | c1358b2 | 2011-09-28 22:31:45 -0700 | [diff] [blame] | 2118 | changed = writePidDns(dnses, pid.intValue()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2119 | } |
| 2120 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 2121 | if (changed) bumpDns(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2122 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 2123 | } |
| 2124 | |
Robert Greenwalt | f2102f7 | 2011-05-03 19:02:44 -0700 | [diff] [blame] | 2125 | private int getRestoreDefaultNetworkDelay(int networkType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 2126 | String restoreDefaultNetworkDelayStr = SystemProperties.get( |
| 2127 | NETWORK_RESTORE_DELAY_PROP_NAME); |
| 2128 | if(restoreDefaultNetworkDelayStr != null && |
| 2129 | restoreDefaultNetworkDelayStr.length() != 0) { |
| 2130 | try { |
| 2131 | return Integer.valueOf(restoreDefaultNetworkDelayStr); |
| 2132 | } catch (NumberFormatException e) { |
| 2133 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2134 | } |
Robert Greenwalt | f2102f7 | 2011-05-03 19:02:44 -0700 | [diff] [blame] | 2135 | // if the system property isn't set, use the value for the apn type |
| 2136 | int ret = RESTORE_DEFAULT_NETWORK_DELAY; |
| 2137 | |
| 2138 | if ((networkType <= ConnectivityManager.MAX_NETWORK_TYPE) && |
| 2139 | (mNetConfigs[networkType] != null)) { |
| 2140 | ret = mNetConfigs[networkType].restoreTime; |
| 2141 | } |
| 2142 | return ret; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2143 | } |
| 2144 | |
| 2145 | @Override |
| 2146 | protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 2147 | if (mContext.checkCallingOrSelfPermission( |
| 2148 | android.Manifest.permission.DUMP) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2149 | != PackageManager.PERMISSION_GRANTED) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 2150 | pw.println("Permission Denial: can't dump ConnectivityService " + |
| 2151 | "from from pid=" + Binder.getCallingPid() + ", uid=" + |
| 2152 | Binder.getCallingUid()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2153 | return; |
| 2154 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2155 | pw.println(); |
| 2156 | for (NetworkStateTracker nst : mNetTrackers) { |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 2157 | if (nst != null) { |
| 2158 | if (nst.getNetworkInfo().isConnected()) { |
| 2159 | pw.println("Active network: " + nst.getNetworkInfo(). |
| 2160 | getTypeName()); |
| 2161 | } |
| 2162 | pw.println(nst.getNetworkInfo()); |
| 2163 | pw.println(nst); |
| 2164 | pw.println(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 2165 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2166 | } |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 2167 | |
| 2168 | pw.println("Network Requester Pids:"); |
| 2169 | for (int net : mPriorityList) { |
| 2170 | String pidString = net + ": "; |
| 2171 | for (Object pid : mNetRequestersPids[net]) { |
| 2172 | pidString = pidString + pid.toString() + ", "; |
| 2173 | } |
| 2174 | pw.println(pidString); |
| 2175 | } |
| 2176 | pw.println(); |
| 2177 | |
| 2178 | pw.println("FeatureUsers:"); |
| 2179 | for (Object requester : mFeatureUsers) { |
| 2180 | pw.println(requester.toString()); |
| 2181 | } |
| 2182 | pw.println(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2183 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2184 | synchronized (this) { |
| 2185 | pw.println("NetworkTranstionWakeLock is currently " + |
| 2186 | (mNetTransitionWakeLock.isHeld() ? "" : "not ") + "held."); |
| 2187 | pw.println("It was last requested for "+mNetTransitionWakeLockCausedBy); |
| 2188 | } |
| 2189 | pw.println(); |
| 2190 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2191 | mTethering.dump(fd, pw, args); |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 2192 | |
| 2193 | if (mInetLog != null) { |
| 2194 | pw.println(); |
| 2195 | pw.println("Inet condition reports:"); |
| 2196 | for(int i = 0; i < mInetLog.size(); i++) { |
| 2197 | pw.println(mInetLog.get(i)); |
| 2198 | } |
| 2199 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2200 | } |
| 2201 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 2202 | // must be stateless - things change under us. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2203 | private class MyHandler extends Handler { |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 2204 | public MyHandler(Looper looper) { |
| 2205 | super(looper); |
| 2206 | } |
| 2207 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2208 | @Override |
| 2209 | public void handleMessage(Message msg) { |
| 2210 | NetworkInfo info; |
| 2211 | switch (msg.what) { |
| 2212 | case NetworkStateTracker.EVENT_STATE_CHANGED: |
| 2213 | info = (NetworkInfo) msg.obj; |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 2214 | int type = info.getType(); |
| 2215 | NetworkInfo.State state = info.getState(); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 2216 | |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2217 | if (VDBG || (state == NetworkInfo.State.CONNECTED) || |
| 2218 | (state == NetworkInfo.State.DISCONNECTED)) { |
| 2219 | log("ConnectivityChange for " + |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 2220 | info.getTypeName() + ": " + |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 2221 | state + "/" + info.getDetailedState()); |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2222 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2223 | |
| 2224 | // Connectivity state changed: |
| 2225 | // [31-13] Reserved for future use |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 2226 | // [12-9] Network subtype (for mobile network, as defined |
| 2227 | // by TelephonyManager) |
| 2228 | // [8-3] Detailed state ordinal (as defined by |
| 2229 | // NetworkInfo.DetailedState) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2230 | // [2-0] Network type (as defined by ConnectivityManager) |
| 2231 | int eventLogParam = (info.getType() & 0x7) | |
| 2232 | ((info.getDetailedState().ordinal() & 0x3f) << 3) | |
| 2233 | (info.getSubtype() << 9); |
Doug Zongker | ab5c49c | 2009-12-04 10:31:43 -0800 | [diff] [blame] | 2234 | EventLog.writeEvent(EventLogTags.CONNECTIVITY_STATE_CHANGED, |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 2235 | eventLogParam); |
| 2236 | |
| 2237 | if (info.getDetailedState() == |
| 2238 | NetworkInfo.DetailedState.FAILED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2239 | handleConnectionFailure(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 2240 | } else if (state == NetworkInfo.State.DISCONNECTED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2241 | handleDisconnect(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 2242 | } else if (state == NetworkInfo.State.SUSPENDED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2243 | // TODO: need to think this over. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 2244 | // the logic here is, handle SUSPENDED the same as |
| 2245 | // DISCONNECTED. The only difference being we are |
| 2246 | // broadcasting an intent with NetworkInfo that's |
| 2247 | // suspended. This allows the applications an |
| 2248 | // opportunity to handle DISCONNECTED and SUSPENDED |
| 2249 | // differently, or not. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2250 | handleDisconnect(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 2251 | } else if (state == NetworkInfo.State.CONNECTED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2252 | handleConnect(info); |
| 2253 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2254 | break; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2255 | case NetworkStateTracker.EVENT_CONFIGURATION_CHANGED: |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 2256 | info = (NetworkInfo) msg.obj; |
Kazuhiro Ondo | 1ccb10e | 2011-06-22 21:10:34 -0500 | [diff] [blame] | 2257 | // TODO: Temporary allowing network configuration |
| 2258 | // change not resetting sockets. |
| 2259 | // @see bug/4455071 |
| 2260 | handleConnectivityChange(info.getType(), false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2261 | break; |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 2262 | case EVENT_CLEAR_NET_TRANSITION_WAKELOCK: |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2263 | String causedBy = null; |
| 2264 | synchronized (ConnectivityService.this) { |
| 2265 | if (msg.arg1 == mNetTransitionWakeLockSerialNumber && |
| 2266 | mNetTransitionWakeLock.isHeld()) { |
| 2267 | mNetTransitionWakeLock.release(); |
| 2268 | causedBy = mNetTransitionWakeLockCausedBy; |
| 2269 | } |
| 2270 | } |
| 2271 | if (causedBy != null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2272 | log("NetTransition Wakelock for " + causedBy + " released by timeout"); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2273 | } |
Robert Greenwalt | 057d5e9 | 2010-09-09 14:05:10 -0700 | [diff] [blame] | 2274 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2275 | case EVENT_RESTORE_DEFAULT_NETWORK: |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 2276 | FeatureUser u = (FeatureUser)msg.obj; |
| 2277 | u.expire(); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2278 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2279 | case EVENT_INET_CONDITION_CHANGE: |
| 2280 | { |
| 2281 | int netType = msg.arg1; |
| 2282 | int condition = msg.arg2; |
| 2283 | handleInetConditionChange(netType, condition); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2284 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2285 | } |
| 2286 | case EVENT_INET_CONDITION_HOLD_END: |
| 2287 | { |
| 2288 | int netType = msg.arg1; |
| 2289 | int sequence = msg.arg2; |
| 2290 | handleInetConditionHoldEnd(netType, sequence); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2291 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2292 | } |
| 2293 | case EVENT_SET_NETWORK_PREFERENCE: |
| 2294 | { |
| 2295 | int preference = msg.arg1; |
| 2296 | handleSetNetworkPreference(preference); |
| 2297 | break; |
| 2298 | } |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2299 | case EVENT_SET_MOBILE_DATA: |
| 2300 | { |
| 2301 | boolean enabled = (msg.arg1 == ENABLED); |
| 2302 | handleSetMobileData(enabled); |
| 2303 | break; |
| 2304 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2305 | case EVENT_APPLY_GLOBAL_HTTP_PROXY: |
| 2306 | { |
| 2307 | handleDeprecatedGlobalHttpProxy(); |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 2308 | break; |
| 2309 | } |
| 2310 | case EVENT_SET_DEPENDENCY_MET: |
| 2311 | { |
| 2312 | boolean met = (msg.arg1 == ENABLED); |
| 2313 | handleSetDependencyMet(msg.arg2, met); |
| 2314 | break; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2315 | } |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 2316 | case EVENT_RESTORE_DNS: |
| 2317 | { |
| 2318 | if (mActiveDefaultNetwork != -1) { |
| 2319 | handleDnsConfigurationChange(mActiveDefaultNetwork); |
| 2320 | } |
| 2321 | break; |
| 2322 | } |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 2323 | case EVENT_SEND_STICKY_BROADCAST_INTENT: |
| 2324 | { |
| 2325 | Intent intent = (Intent)msg.obj; |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 2326 | sendStickyBroadcast(intent); |
| 2327 | break; |
| 2328 | } |
Jeff Sharkey | 8e28b7d | 2011-08-19 02:24:24 -0700 | [diff] [blame] | 2329 | case EVENT_SET_POLICY_DATA_ENABLE: { |
| 2330 | final int networkType = msg.arg1; |
| 2331 | final boolean enabled = msg.arg2 == ENABLED; |
| 2332 | handleSetPolicyDataEnable(networkType, enabled); |
| 2333 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2334 | } |
| 2335 | } |
| 2336 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2337 | |
| 2338 | // javadoc from interface |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 2339 | public int tether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2340 | enforceTetherChangePermission(); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 2341 | |
| 2342 | if (isTetheringSupported()) { |
| 2343 | return mTethering.tether(iface); |
| 2344 | } else { |
| 2345 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 2346 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2347 | } |
| 2348 | |
| 2349 | // javadoc from interface |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 2350 | public int untether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2351 | enforceTetherChangePermission(); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 2352 | |
| 2353 | if (isTetheringSupported()) { |
| 2354 | return mTethering.untether(iface); |
| 2355 | } else { |
| 2356 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 2357 | } |
| 2358 | } |
| 2359 | |
| 2360 | // javadoc from interface |
| 2361 | public int getLastTetherError(String iface) { |
| 2362 | enforceTetherAccessPermission(); |
| 2363 | |
| 2364 | if (isTetheringSupported()) { |
| 2365 | return mTethering.getLastTetherError(iface); |
| 2366 | } else { |
| 2367 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 2368 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2369 | } |
| 2370 | |
| 2371 | // TODO - proper iface API for selection by property, inspection, etc |
| 2372 | public String[] getTetherableUsbRegexs() { |
| 2373 | enforceTetherAccessPermission(); |
| 2374 | if (isTetheringSupported()) { |
| 2375 | return mTethering.getTetherableUsbRegexs(); |
| 2376 | } else { |
| 2377 | return new String[0]; |
| 2378 | } |
| 2379 | } |
| 2380 | |
| 2381 | public String[] getTetherableWifiRegexs() { |
| 2382 | enforceTetherAccessPermission(); |
| 2383 | if (isTetheringSupported()) { |
| 2384 | return mTethering.getTetherableWifiRegexs(); |
| 2385 | } else { |
| 2386 | return new String[0]; |
| 2387 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2388 | } |
| 2389 | |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 2390 | public String[] getTetherableBluetoothRegexs() { |
| 2391 | enforceTetherAccessPermission(); |
| 2392 | if (isTetheringSupported()) { |
| 2393 | return mTethering.getTetherableBluetoothRegexs(); |
| 2394 | } else { |
| 2395 | return new String[0]; |
| 2396 | } |
| 2397 | } |
| 2398 | |
Mike Lockwood | 6c2260b | 2011-07-19 13:04:47 -0700 | [diff] [blame] | 2399 | public int setUsbTethering(boolean enable) { |
| 2400 | enforceTetherAccessPermission(); |
| 2401 | if (isTetheringSupported()) { |
| 2402 | return mTethering.setUsbTethering(enable); |
| 2403 | } else { |
| 2404 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 2405 | } |
| 2406 | } |
| 2407 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2408 | // TODO - move iface listing, queries, etc to new module |
| 2409 | // javadoc from interface |
| 2410 | public String[] getTetherableIfaces() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2411 | enforceTetherAccessPermission(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2412 | return mTethering.getTetherableIfaces(); |
| 2413 | } |
| 2414 | |
| 2415 | public String[] getTetheredIfaces() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2416 | enforceTetherAccessPermission(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 2417 | return mTethering.getTetheredIfaces(); |
| 2418 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2419 | |
Jeff Sharkey | cdd02c5d | 2011-09-16 01:52:49 -0700 | [diff] [blame] | 2420 | @Override |
| 2421 | public String[] getTetheredIfacePairs() { |
| 2422 | enforceTetherAccessPermission(); |
| 2423 | return mTethering.getTetheredIfacePairs(); |
| 2424 | } |
| 2425 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 2426 | public String[] getTetheringErroredIfaces() { |
| 2427 | enforceTetherAccessPermission(); |
| 2428 | return mTethering.getErroredIfaces(); |
| 2429 | } |
| 2430 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2431 | // if ro.tether.denied = true we default to no tethering |
| 2432 | // gservices could set the secure setting to 1 though to enable it on a build where it |
| 2433 | // had previously been turned off. |
| 2434 | public boolean isTetheringSupported() { |
| 2435 | enforceTetherAccessPermission(); |
| 2436 | int defaultVal = (SystemProperties.get("ro.tether.denied").equals("true") ? 0 : 1); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 2437 | boolean tetherEnabledInSettings = (Settings.Secure.getInt(mContext.getContentResolver(), |
| 2438 | Settings.Secure.TETHER_SUPPORTED, defaultVal) != 0); |
| 2439 | return tetherEnabledInSettings && mTetheringConfigValid; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2440 | } |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2441 | |
| 2442 | // An API NetworkStateTrackers can call when they lose their network. |
| 2443 | // This will automatically be cleared after X seconds or a network becomes CONNECTED, |
| 2444 | // whichever happens first. The timer is started by the first caller and not |
| 2445 | // restarted by subsequent callers. |
| 2446 | public void requestNetworkTransitionWakelock(String forWhom) { |
| 2447 | enforceConnectivityInternalPermission(); |
| 2448 | synchronized (this) { |
| 2449 | if (mNetTransitionWakeLock.isHeld()) return; |
| 2450 | mNetTransitionWakeLockSerialNumber++; |
| 2451 | mNetTransitionWakeLock.acquire(); |
| 2452 | mNetTransitionWakeLockCausedBy = forWhom; |
| 2453 | } |
| 2454 | mHandler.sendMessageDelayed(mHandler.obtainMessage( |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 2455 | EVENT_CLEAR_NET_TRANSITION_WAKELOCK, |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2456 | mNetTransitionWakeLockSerialNumber, 0), |
| 2457 | mNetTransitionWakeLockTimeout); |
| 2458 | return; |
| 2459 | } |
Robert Greenwalt | ca4306c | 2010-09-09 13:15:32 -0700 | [diff] [blame] | 2460 | |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2461 | // 100 percent is full good, 0 is full bad. |
| 2462 | public void reportInetCondition(int networkType, int percentage) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 2463 | if (VDBG) log("reportNetworkCondition(" + networkType + ", " + percentage + ")"); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2464 | mContext.enforceCallingOrSelfPermission( |
| 2465 | android.Manifest.permission.STATUS_BAR, |
| 2466 | "ConnectivityService"); |
| 2467 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 2468 | if (DBG) { |
| 2469 | int pid = getCallingPid(); |
| 2470 | int uid = getCallingUid(); |
| 2471 | String s = pid + "(" + uid + ") reports inet is " + |
| 2472 | (percentage > 50 ? "connected" : "disconnected") + " (" + percentage + ") on " + |
| 2473 | "network Type " + networkType + " at " + GregorianCalendar.getInstance().getTime(); |
| 2474 | mInetLog.add(s); |
| 2475 | while(mInetLog.size() > INET_CONDITION_LOG_MAX_SIZE) { |
| 2476 | mInetLog.remove(0); |
| 2477 | } |
| 2478 | } |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2479 | mHandler.sendMessage(mHandler.obtainMessage( |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2480 | EVENT_INET_CONDITION_CHANGE, networkType, percentage)); |
| 2481 | } |
| 2482 | |
| 2483 | private void handleInetConditionChange(int netType, int condition) { |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2484 | if (mActiveDefaultNetwork == -1) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2485 | if (DBG) log("handleInetConditionChange: no active default network - ignore"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2486 | return; |
| 2487 | } |
| 2488 | if (mActiveDefaultNetwork != netType) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2489 | if (DBG) log("handleInetConditionChange: net=" + netType + |
| 2490 | " != default=" + mActiveDefaultNetwork + " - ignore"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2491 | return; |
| 2492 | } |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2493 | if (VDBG) { |
| 2494 | log("handleInetConditionChange: net=" + |
| 2495 | netType + ", condition=" + condition + |
| 2496 | ",mActiveDefaultNetwork=" + mActiveDefaultNetwork); |
| 2497 | } |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2498 | mDefaultInetCondition = condition; |
| 2499 | int delay; |
| 2500 | if (mInetConditionChangeInFlight == false) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2501 | if (VDBG) log("handleInetConditionChange: starting a change hold"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2502 | // setup a new hold to debounce this |
| 2503 | if (mDefaultInetCondition > 50) { |
| 2504 | delay = Settings.Secure.getInt(mContext.getContentResolver(), |
| 2505 | Settings.Secure.INET_CONDITION_DEBOUNCE_UP_DELAY, 500); |
| 2506 | } else { |
| 2507 | delay = Settings.Secure.getInt(mContext.getContentResolver(), |
| 2508 | Settings.Secure.INET_CONDITION_DEBOUNCE_DOWN_DELAY, 3000); |
| 2509 | } |
| 2510 | mInetConditionChangeInFlight = true; |
| 2511 | mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_INET_CONDITION_HOLD_END, |
| 2512 | mActiveDefaultNetwork, mDefaultConnectionSequence), delay); |
| 2513 | } else { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2514 | // we've set the new condition, when this hold ends that will get picked up |
| 2515 | if (VDBG) log("handleInetConditionChange: currently in hold - not setting new end evt"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2516 | } |
| 2517 | } |
| 2518 | |
| 2519 | private void handleInetConditionHoldEnd(int netType, int sequence) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2520 | if (DBG) { |
| 2521 | log("handleInetConditionHoldEnd: net=" + netType + |
| 2522 | ", condition=" + mDefaultInetCondition + |
| 2523 | ", published condition=" + mDefaultInetConditionPublished); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2524 | } |
| 2525 | mInetConditionChangeInFlight = false; |
| 2526 | |
| 2527 | if (mActiveDefaultNetwork == -1) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2528 | if (DBG) log("handleInetConditionHoldEnd: no active default network - ignoring"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2529 | return; |
| 2530 | } |
| 2531 | if (mDefaultConnectionSequence != sequence) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2532 | if (DBG) log("handleInetConditionHoldEnd: event hold for obsolete network - ignoring"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2533 | return; |
| 2534 | } |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 2535 | // TODO: Figure out why this optimization sometimes causes a |
| 2536 | // change in mDefaultInetCondition to be missed and the |
| 2537 | // UI to not be updated. |
| 2538 | //if (mDefaultInetConditionPublished == mDefaultInetCondition) { |
| 2539 | // if (DBG) log("no change in condition - aborting"); |
| 2540 | // return; |
| 2541 | //} |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2542 | NetworkInfo networkInfo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo(); |
| 2543 | if (networkInfo.isConnected() == false) { |
Wink Saville | c9acde9 | 2011-09-21 11:05:43 -0700 | [diff] [blame] | 2544 | if (DBG) log("handleInetConditionHoldEnd: default network not connected - ignoring"); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 2545 | return; |
| 2546 | } |
| 2547 | mDefaultInetConditionPublished = mDefaultInetCondition; |
| 2548 | sendInetConditionBroadcast(networkInfo); |
| 2549 | return; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2550 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2551 | |
| 2552 | public synchronized ProxyProperties getProxy() { |
Chia-chi Yeh | e4474c3 | 2011-09-28 16:38:18 -0700 | [diff] [blame^] | 2553 | return mDefaultProxy; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2554 | } |
| 2555 | |
| 2556 | public void setGlobalProxy(ProxyProperties proxyProperties) { |
| 2557 | enforceChangePermission(); |
| 2558 | synchronized (mGlobalProxyLock) { |
| 2559 | if (proxyProperties == mGlobalProxy) return; |
| 2560 | if (proxyProperties != null && proxyProperties.equals(mGlobalProxy)) return; |
| 2561 | if (mGlobalProxy != null && mGlobalProxy.equals(proxyProperties)) return; |
| 2562 | |
| 2563 | String host = ""; |
| 2564 | int port = 0; |
| 2565 | String exclList = ""; |
| 2566 | if (proxyProperties != null && !TextUtils.isEmpty(proxyProperties.getHost())) { |
| 2567 | mGlobalProxy = new ProxyProperties(proxyProperties); |
| 2568 | host = mGlobalProxy.getHost(); |
| 2569 | port = mGlobalProxy.getPort(); |
| 2570 | exclList = mGlobalProxy.getExclusionList(); |
| 2571 | } else { |
| 2572 | mGlobalProxy = null; |
| 2573 | } |
| 2574 | ContentResolver res = mContext.getContentResolver(); |
| 2575 | Settings.Secure.putString(res, Settings.Secure.GLOBAL_HTTP_PROXY_HOST, host); |
| 2576 | Settings.Secure.putInt(res, Settings.Secure.GLOBAL_HTTP_PROXY_PORT, port); |
Robert Greenwalt | b7090d6 | 2010-12-02 11:31:00 -0800 | [diff] [blame] | 2577 | Settings.Secure.putString(res, Settings.Secure.GLOBAL_HTTP_PROXY_EXCLUSION_LIST, |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2578 | exclList); |
| 2579 | } |
| 2580 | |
| 2581 | if (mGlobalProxy == null) { |
| 2582 | proxyProperties = mDefaultProxy; |
| 2583 | } |
Chia-chi Yeh | e4474c3 | 2011-09-28 16:38:18 -0700 | [diff] [blame^] | 2584 | //sendProxyBroadcast(proxyProperties); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2585 | } |
| 2586 | |
Robert Greenwalt | b7090d6 | 2010-12-02 11:31:00 -0800 | [diff] [blame] | 2587 | private void loadGlobalProxy() { |
| 2588 | ContentResolver res = mContext.getContentResolver(); |
| 2589 | String host = Settings.Secure.getString(res, Settings.Secure.GLOBAL_HTTP_PROXY_HOST); |
| 2590 | int port = Settings.Secure.getInt(res, Settings.Secure.GLOBAL_HTTP_PROXY_PORT, 0); |
| 2591 | String exclList = Settings.Secure.getString(res, |
| 2592 | Settings.Secure.GLOBAL_HTTP_PROXY_EXCLUSION_LIST); |
| 2593 | if (!TextUtils.isEmpty(host)) { |
| 2594 | ProxyProperties proxyProperties = new ProxyProperties(host, port, exclList); |
| 2595 | synchronized (mGlobalProxyLock) { |
| 2596 | mGlobalProxy = proxyProperties; |
| 2597 | } |
| 2598 | } |
| 2599 | } |
| 2600 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2601 | public ProxyProperties getGlobalProxy() { |
| 2602 | synchronized (mGlobalProxyLock) { |
| 2603 | return mGlobalProxy; |
| 2604 | } |
| 2605 | } |
| 2606 | |
| 2607 | private void handleApplyDefaultProxy(int type) { |
| 2608 | // check if new default - push it out to all VM if so |
| 2609 | ProxyProperties proxy = mNetTrackers[type].getLinkProperties().getHttpProxy(); |
| 2610 | synchronized (this) { |
| 2611 | if (mDefaultProxy != null && mDefaultProxy.equals(proxy)) return; |
| 2612 | if (mDefaultProxy == proxy) return; |
Robert Greenwalt | fde1eb7 | 2011-07-29 10:03:37 -0700 | [diff] [blame] | 2613 | if (proxy != null && !TextUtils.isEmpty(proxy.getHost())) { |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2614 | mDefaultProxy = proxy; |
| 2615 | } else { |
| 2616 | mDefaultProxy = null; |
| 2617 | } |
| 2618 | } |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 2619 | if (VDBG) log("changing default proxy to " + proxy); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2620 | sendProxyBroadcast(proxy); |
| 2621 | } |
| 2622 | |
| 2623 | private void handleDeprecatedGlobalHttpProxy() { |
| 2624 | String proxy = Settings.Secure.getString(mContext.getContentResolver(), |
| 2625 | Settings.Secure.HTTP_PROXY); |
| 2626 | if (!TextUtils.isEmpty(proxy)) { |
| 2627 | String data[] = proxy.split(":"); |
| 2628 | String proxyHost = data[0]; |
| 2629 | int proxyPort = 8080; |
| 2630 | if (data.length > 1) { |
| 2631 | try { |
| 2632 | proxyPort = Integer.parseInt(data[1]); |
| 2633 | } catch (NumberFormatException e) { |
| 2634 | return; |
| 2635 | } |
| 2636 | } |
| 2637 | ProxyProperties p = new ProxyProperties(data[0], proxyPort, ""); |
| 2638 | setGlobalProxy(p); |
| 2639 | } |
| 2640 | } |
| 2641 | |
| 2642 | private void sendProxyBroadcast(ProxyProperties proxy) { |
Robert Greenwalt | 55985be | 2010-12-23 15:51:10 -0800 | [diff] [blame] | 2643 | if (proxy == null) proxy = new ProxyProperties("", 0, ""); |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 2644 | if (DBG) log("sending Proxy Broadcast for " + proxy); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2645 | Intent intent = new Intent(Proxy.PROXY_CHANGE_ACTION); |
Stan Chesnutt | b35d67a | 2011-01-06 11:00:19 -0800 | [diff] [blame] | 2646 | intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING | |
| 2647 | Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2648 | intent.putExtra(Proxy.EXTRA_PROXY_INFO, proxy); |
Robert Greenwalt | a2e1339 | 2010-12-06 11:29:17 -0800 | [diff] [blame] | 2649 | mContext.sendStickyBroadcast(intent); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2650 | } |
| 2651 | |
| 2652 | private static class SettingsObserver extends ContentObserver { |
| 2653 | private int mWhat; |
| 2654 | private Handler mHandler; |
| 2655 | SettingsObserver(Handler handler, int what) { |
| 2656 | super(handler); |
| 2657 | mHandler = handler; |
| 2658 | mWhat = what; |
| 2659 | } |
| 2660 | |
| 2661 | void observe(Context context) { |
| 2662 | ContentResolver resolver = context.getContentResolver(); |
| 2663 | resolver.registerContentObserver(Settings.Secure.getUriFor( |
| 2664 | Settings.Secure.HTTP_PROXY), false, this); |
| 2665 | } |
| 2666 | |
| 2667 | @Override |
| 2668 | public void onChange(boolean selfChange) { |
| 2669 | mHandler.obtainMessage(mWhat).sendToTarget(); |
| 2670 | } |
| 2671 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 2672 | |
| 2673 | private void log(String s) { |
| 2674 | Slog.d(TAG, s); |
| 2675 | } |
| 2676 | |
| 2677 | private void loge(String s) { |
| 2678 | Slog.e(TAG, s); |
| 2679 | } |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2680 | |
repo sync | aea743a | 2011-07-29 23:55:49 -0700 | [diff] [blame] | 2681 | int convertFeatureToNetworkType(int networkType, String feature) { |
| 2682 | int usedNetworkType = networkType; |
| 2683 | |
| 2684 | if(networkType == ConnectivityManager.TYPE_MOBILE) { |
| 2685 | if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_MMS)) { |
| 2686 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_MMS; |
| 2687 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_SUPL)) { |
| 2688 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_SUPL; |
| 2689 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_DUN) || |
| 2690 | TextUtils.equals(feature, Phone.FEATURE_ENABLE_DUN_ALWAYS)) { |
| 2691 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_DUN; |
| 2692 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_HIPRI)) { |
| 2693 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_HIPRI; |
| 2694 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_FOTA)) { |
| 2695 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_FOTA; |
| 2696 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_IMS)) { |
| 2697 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_IMS; |
| 2698 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_CBS)) { |
| 2699 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_CBS; |
| 2700 | } else { |
| 2701 | Slog.e(TAG, "Can't match any mobile netTracker!"); |
| 2702 | } |
| 2703 | } else if (networkType == ConnectivityManager.TYPE_WIFI) { |
| 2704 | if (TextUtils.equals(feature, "p2p")) { |
| 2705 | usedNetworkType = ConnectivityManager.TYPE_WIFI_P2P; |
| 2706 | } else { |
| 2707 | Slog.e(TAG, "Can't match any wifi netTracker!"); |
| 2708 | } |
| 2709 | } else { |
| 2710 | Slog.e(TAG, "Unexpected network type"); |
Wink Saville | 2b8bcfe | 2011-02-24 17:58:51 -0800 | [diff] [blame] | 2711 | } |
repo sync | aea743a | 2011-07-29 23:55:49 -0700 | [diff] [blame] | 2712 | return usedNetworkType; |
Wink Saville | 2b8bcfe | 2011-02-24 17:58:51 -0800 | [diff] [blame] | 2713 | } |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 2714 | |
| 2715 | private static <T> T checkNotNull(T value, String message) { |
| 2716 | if (value == null) { |
| 2717 | throw new NullPointerException(message); |
| 2718 | } |
| 2719 | return value; |
| 2720 | } |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2721 | |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 2722 | /** |
| 2723 | * Protect a socket from VPN routing rules. This method is used by |
Chia-chi Yeh | 2e46764 | 2011-07-04 03:23:12 -0700 | [diff] [blame] | 2724 | * VpnBuilder and not available in ConnectivityManager. Permissions |
| 2725 | * are checked in Vpn class. |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 2726 | * @hide |
| 2727 | */ |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2728 | @Override |
Chia-chi Yeh | 5779c9c | 2011-07-14 16:19:19 -0700 | [diff] [blame] | 2729 | public boolean protectVpn(ParcelFileDescriptor socket) { |
| 2730 | try { |
| 2731 | int type = mActiveDefaultNetwork; |
| 2732 | if (ConnectivityManager.isNetworkTypeValid(type)) { |
| 2733 | mVpn.protect(socket, mNetTrackers[type].getLinkProperties().getInterfaceName()); |
| 2734 | return true; |
| 2735 | } |
| 2736 | } catch (Exception e) { |
| 2737 | // ignore |
| 2738 | } finally { |
| 2739 | try { |
| 2740 | socket.close(); |
| 2741 | } catch (Exception e) { |
| 2742 | // ignore |
| 2743 | } |
| 2744 | } |
| 2745 | return false; |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2746 | } |
| 2747 | |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 2748 | /** |
| 2749 | * Prepare for a VPN application. This method is used by VpnDialogs |
Chia-chi Yeh | 2e46764 | 2011-07-04 03:23:12 -0700 | [diff] [blame] | 2750 | * and not available in ConnectivityManager. Permissions are checked |
| 2751 | * in Vpn class. |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 2752 | * @hide |
| 2753 | */ |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2754 | @Override |
Chia-chi Yeh | 100155a | 2011-07-03 16:52:38 -0700 | [diff] [blame] | 2755 | public boolean prepareVpn(String oldPackage, String newPackage) { |
| 2756 | return mVpn.prepare(oldPackage, newPackage); |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2757 | } |
| 2758 | |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 2759 | /** |
| 2760 | * Configure a TUN interface and return its file descriptor. Parameters |
| 2761 | * are encoded and opaque to this class. This method is used by VpnBuilder |
Chia-chi Yeh | 2e46764 | 2011-07-04 03:23:12 -0700 | [diff] [blame] | 2762 | * and not available in ConnectivityManager. Permissions are checked in |
| 2763 | * Vpn class. |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 2764 | * @hide |
| 2765 | */ |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2766 | @Override |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 2767 | public ParcelFileDescriptor establishVpn(VpnConfig config) { |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2768 | return mVpn.establish(config); |
| 2769 | } |
| 2770 | |
Chia-chi Yeh | 77fd485 | 2011-07-02 17:15:00 -0700 | [diff] [blame] | 2771 | /** |
Chia-chi Yeh | 2e46764 | 2011-07-04 03:23:12 -0700 | [diff] [blame] | 2772 | * Start legacy VPN and return an intent to VpnDialogs. This method is |
| 2773 | * used by VpnSettings and not available in ConnectivityManager. |
| 2774 | * Permissions are checked in Vpn class. |
Chia-chi Yeh | 77fd485 | 2011-07-02 17:15:00 -0700 | [diff] [blame] | 2775 | * @hide |
| 2776 | */ |
| 2777 | @Override |
Chia-chi Yeh | 2e46764 | 2011-07-04 03:23:12 -0700 | [diff] [blame] | 2778 | public void startLegacyVpn(VpnConfig config, String[] racoon, String[] mtpd) { |
| 2779 | mVpn.startLegacyVpn(config, racoon, mtpd); |
| 2780 | } |
| 2781 | |
| 2782 | /** |
| 2783 | * Return the information of the ongoing legacy VPN. This method is used |
| 2784 | * by VpnSettings and not available in ConnectivityManager. Permissions |
| 2785 | * are checked in Vpn class. |
| 2786 | * @hide |
| 2787 | */ |
| 2788 | @Override |
| 2789 | public LegacyVpnInfo getLegacyVpnInfo() { |
| 2790 | return mVpn.getLegacyVpnInfo(); |
Chia-chi Yeh | 77fd485 | 2011-07-02 17:15:00 -0700 | [diff] [blame] | 2791 | } |
| 2792 | |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2793 | /** |
| 2794 | * Callback for VPN subsystem. Currently VPN is not adapted to the service |
| 2795 | * through NetworkStateTracker since it works differently. For example, it |
| 2796 | * needs to override DNS servers but never takes the default routes. It |
| 2797 | * relies on another data network, and it could keep existing connections |
| 2798 | * alive after reconnecting, switching between networks, or even resuming |
| 2799 | * from deep sleep. Calls from applications should be done synchronously |
| 2800 | * to avoid race conditions. As these are all hidden APIs, refactoring can |
| 2801 | * be done whenever a better abstraction is developed. |
| 2802 | */ |
| 2803 | public class VpnCallback { |
| 2804 | |
| 2805 | private VpnCallback() { |
| 2806 | } |
| 2807 | |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 2808 | public void override(List<String> dnsServers, List<String> searchDomains) { |
| 2809 | if (dnsServers == null) { |
| 2810 | restore(); |
| 2811 | return; |
| 2812 | } |
| 2813 | |
| 2814 | // Convert DNS servers into addresses. |
| 2815 | List<InetAddress> addresses = new ArrayList<InetAddress>(); |
| 2816 | for (String address : dnsServers) { |
| 2817 | // Double check the addresses and remove invalid ones. |
| 2818 | try { |
| 2819 | addresses.add(InetAddress.parseNumericAddress(address)); |
| 2820 | } catch (Exception e) { |
| 2821 | // ignore |
| 2822 | } |
| 2823 | } |
| 2824 | if (addresses.isEmpty()) { |
| 2825 | restore(); |
| 2826 | return; |
| 2827 | } |
| 2828 | |
| 2829 | // Concatenate search domains into a string. |
| 2830 | StringBuilder buffer = new StringBuilder(); |
| 2831 | if (searchDomains != null) { |
| 2832 | for (String domain : searchDomains) { |
| 2833 | buffer.append(domain).append(' '); |
| 2834 | } |
| 2835 | } |
| 2836 | String domains = buffer.toString().trim(); |
| 2837 | |
| 2838 | // Apply DNS changes. |
| 2839 | boolean changed = false; |
| 2840 | synchronized (mDnsLock) { |
Lorenzo Colitti | c1358b2 | 2011-09-28 22:31:45 -0700 | [diff] [blame] | 2841 | changed = updateDns("VPN", "VPN", addresses, domains); |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 2842 | mDnsOverridden = true; |
| 2843 | } |
| 2844 | if (changed) { |
| 2845 | bumpDns(); |
| 2846 | } |
| 2847 | |
| 2848 | // TODO: temporarily remove http proxy? |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2849 | } |
| 2850 | |
Chia-chi Yeh | 44bb251 | 2011-07-14 18:01:57 -0700 | [diff] [blame] | 2851 | public void restore() { |
| 2852 | synchronized (mDnsLock) { |
| 2853 | if (!mDnsOverridden) { |
| 2854 | return; |
| 2855 | } |
| 2856 | mDnsOverridden = false; |
| 2857 | } |
| 2858 | mHandler.sendEmptyMessage(EVENT_RESTORE_DNS); |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 2859 | } |
| 2860 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2861 | } |