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 | |
| 19 | import android.app.Notification; |
| 20 | import android.app.NotificationManager; |
| 21 | import android.content.ContentResolver; |
| 22 | import android.content.Context; |
| 23 | import android.content.Intent; |
| 24 | import android.content.pm.PackageManager; |
| 25 | import android.net.ConnectivityManager; |
| 26 | import android.net.IConnectivityManager; |
| 27 | import android.net.MobileDataStateTracker; |
| 28 | import android.net.NetworkInfo; |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 29 | import android.net.LinkProperties; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 30 | import android.net.NetworkStateTracker; |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 31 | import android.net.NetworkUtils; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 32 | import android.net.wifi.WifiStateTracker; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 33 | import android.net.NetworkUtils; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 34 | import android.os.Binder; |
| 35 | import android.os.Handler; |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 36 | import android.os.HandlerThread; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 37 | import android.os.IBinder; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 38 | import android.os.Looper; |
| 39 | import android.os.Message; |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 40 | import android.os.PowerManager; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 41 | import android.os.RemoteException; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 42 | import android.os.ServiceManager; |
| 43 | import android.os.SystemProperties; |
| 44 | import android.provider.Settings; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 45 | import android.text.TextUtils; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 46 | import android.util.EventLog; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 47 | import android.util.Slog; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 48 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 49 | import com.android.internal.telephony.Phone; |
| 50 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 51 | import com.android.server.connectivity.Tethering; |
| 52 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 53 | import java.io.FileDescriptor; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 54 | import java.io.FileWriter; |
| 55 | import java.io.IOException; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 56 | import java.io.PrintWriter; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 57 | import java.net.InetAddress; |
| 58 | import java.net.UnknownHostException; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 59 | import java.util.ArrayList; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 60 | import java.util.Collection; |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 61 | import java.util.GregorianCalendar; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 62 | import java.util.List; |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 63 | import java.net.InetAddress; |
| 64 | import java.net.UnknownHostException; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 65 | |
| 66 | /** |
| 67 | * @hide |
| 68 | */ |
| 69 | public class ConnectivityService extends IConnectivityManager.Stub { |
| 70 | |
Robert Greenwalt | ba175a5 | 2010-10-05 19:12:26 -0700 | [diff] [blame^] | 71 | private static final boolean DBG = true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 72 | private static final String TAG = "ConnectivityService"; |
| 73 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 74 | // how long to wait before switching back to a radio's default network |
| 75 | private static final int RESTORE_DEFAULT_NETWORK_DELAY = 1 * 60 * 1000; |
| 76 | // system property that can override the above value |
| 77 | private static final String NETWORK_RESTORE_DELAY_PROP_NAME = |
| 78 | "android.telephony.apn-restore"; |
| 79 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 80 | private Tethering mTethering; |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 81 | private boolean mTetheringConfigValid = false; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 82 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 83 | /** |
| 84 | * Sometimes we want to refer to the individual network state |
| 85 | * trackers separately, and sometimes we just want to treat them |
| 86 | * abstractly. |
| 87 | */ |
| 88 | private NetworkStateTracker mNetTrackers[]; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 89 | |
| 90 | /** |
| 91 | * A per Net list of the PID's that requested access to the net |
| 92 | * used both as a refcount and for per-PID DNS selection |
| 93 | */ |
| 94 | private List mNetRequestersPids[]; |
| 95 | |
Irfan Sheriff | a2a1b91 | 2010-06-07 09:03:04 -0700 | [diff] [blame] | 96 | private WifiWatchdogService mWifiWatchdogService; |
| 97 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 98 | // priority order of the nettrackers |
| 99 | // (excluding dynamically set mNetworkPreference) |
| 100 | // TODO - move mNetworkTypePreference into this |
| 101 | private int[] mPriorityList; |
| 102 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 103 | private Context mContext; |
| 104 | private int mNetworkPreference; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 105 | private int mActiveDefaultNetwork = -1; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 106 | // 0 is full bad, 100 is full good |
| 107 | private int mDefaultInetCondition = 0; |
| 108 | private int mDefaultInetConditionPublished = 0; |
| 109 | private boolean mInetConditionChangeInFlight = false; |
| 110 | private int mDefaultConnectionSequence = 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 111 | |
| 112 | private int mNumDnsEntries; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 113 | |
| 114 | private boolean mTestMode; |
Joe Onorato | 0009287 | 2010-09-01 21:18:22 -0700 | [diff] [blame] | 115 | private static ConnectivityService sServiceInstance; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 116 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 117 | private static final int ENABLED = 1; |
| 118 | private static final int DISABLED = 0; |
| 119 | |
| 120 | // Share the event space with NetworkStateTracker (which can't see this |
| 121 | // internal class but sends us events). If you change these, change |
| 122 | // NetworkStateTracker.java too. |
| 123 | private static final int MIN_NETWORK_STATE_TRACKER_EVENT = 1; |
| 124 | private static final int MAX_NETWORK_STATE_TRACKER_EVENT = 100; |
| 125 | |
| 126 | /** |
| 127 | * used internally as a delayed event to make us switch back to the |
| 128 | * default network |
| 129 | */ |
| 130 | private static final int EVENT_RESTORE_DEFAULT_NETWORK = |
| 131 | MAX_NETWORK_STATE_TRACKER_EVENT + 1; |
| 132 | |
| 133 | /** |
| 134 | * used internally to change our mobile data enabled flag |
| 135 | */ |
| 136 | private static final int EVENT_CHANGE_MOBILE_DATA_ENABLED = |
| 137 | MAX_NETWORK_STATE_TRACKER_EVENT + 2; |
| 138 | |
| 139 | /** |
| 140 | * used internally to change our network preference setting |
| 141 | * arg1 = networkType to prefer |
| 142 | */ |
| 143 | private static final int EVENT_SET_NETWORK_PREFERENCE = |
| 144 | MAX_NETWORK_STATE_TRACKER_EVENT + 3; |
| 145 | |
| 146 | /** |
| 147 | * used internally to synchronize inet condition reports |
| 148 | * arg1 = networkType |
| 149 | * arg2 = condition (0 bad, 100 good) |
| 150 | */ |
| 151 | private static final int EVENT_INET_CONDITION_CHANGE = |
| 152 | MAX_NETWORK_STATE_TRACKER_EVENT + 4; |
| 153 | |
| 154 | /** |
| 155 | * used internally to mark the end of inet condition hold periods |
| 156 | * arg1 = networkType |
| 157 | */ |
| 158 | private static final int EVENT_INET_CONDITION_HOLD_END = |
| 159 | MAX_NETWORK_STATE_TRACKER_EVENT + 5; |
| 160 | |
| 161 | /** |
| 162 | * used internally to set the background data preference |
| 163 | * arg1 = TRUE for enabled, FALSE for disabled |
| 164 | */ |
| 165 | private static final int EVENT_SET_BACKGROUND_DATA = |
| 166 | MAX_NETWORK_STATE_TRACKER_EVENT + 6; |
| 167 | |
| 168 | /** |
| 169 | * used internally to set enable/disable cellular data |
| 170 | * arg1 = ENBALED or DISABLED |
| 171 | */ |
| 172 | private static final int EVENT_SET_MOBILE_DATA = |
| 173 | MAX_NETWORK_STATE_TRACKER_EVENT + 7; |
| 174 | |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 175 | /** |
| 176 | * used internally to clear a wakelock when transitioning |
| 177 | * from one net to another |
| 178 | */ |
| 179 | private static final int EVENT_CLEAR_NET_TRANSITION_WAKELOCK = |
| 180 | MAX_NETWORK_STATE_TRACKER_EVENT + 8; |
| 181 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 182 | private Handler mHandler; |
| 183 | |
| 184 | // list of DeathRecipients used to make sure features are turned off when |
| 185 | // a process dies |
| 186 | private List mFeatureUsers; |
| 187 | |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 188 | private boolean mSystemReady; |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 189 | private Intent mInitialBroadcast; |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 190 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 191 | private PowerManager.WakeLock mNetTransitionWakeLock; |
| 192 | private String mNetTransitionWakeLockCausedBy = ""; |
| 193 | private int mNetTransitionWakeLockSerialNumber; |
| 194 | private int mNetTransitionWakeLockTimeout; |
| 195 | |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 196 | private InetAddress mDefaultDns; |
| 197 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 198 | // used in DBG mode to track inet condition reports |
| 199 | private static final int INET_CONDITION_LOG_MAX_SIZE = 15; |
| 200 | private ArrayList mInetLog; |
| 201 | |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 202 | private static class NetworkAttributes { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 203 | /** |
| 204 | * Class for holding settings read from resources. |
| 205 | */ |
| 206 | public String mName; |
| 207 | public int mType; |
| 208 | public int mRadio; |
| 209 | public int mPriority; |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 210 | public NetworkInfo.State mLastState; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 211 | public NetworkAttributes(String init) { |
| 212 | String fragments[] = init.split(","); |
| 213 | mName = fragments[0].toLowerCase(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 214 | mType = Integer.parseInt(fragments[1]); |
| 215 | mRadio = Integer.parseInt(fragments[2]); |
| 216 | mPriority = Integer.parseInt(fragments[3]); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 217 | mLastState = NetworkInfo.State.UNKNOWN; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 218 | } |
| 219 | public boolean isDefault() { |
| 220 | return (mType == mRadio); |
| 221 | } |
| 222 | } |
| 223 | NetworkAttributes[] mNetAttributes; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 224 | int mNetworksDefined; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 225 | |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 226 | private static class RadioAttributes { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 227 | public int mSimultaneity; |
| 228 | public int mType; |
| 229 | public RadioAttributes(String init) { |
| 230 | String fragments[] = init.split(","); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 231 | mType = Integer.parseInt(fragments[0]); |
| 232 | mSimultaneity = Integer.parseInt(fragments[1]); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 233 | } |
| 234 | } |
| 235 | RadioAttributes[] mRadioAttributes; |
| 236 | |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 237 | public static synchronized ConnectivityService getInstance(Context context) { |
| 238 | if (sServiceInstance == null) { |
| 239 | sServiceInstance = new ConnectivityService(context); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 240 | } |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 241 | return sServiceInstance; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 242 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 243 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 244 | private ConnectivityService(Context context) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 245 | if (DBG) Slog.v(TAG, "ConnectivityService starting up"); |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 246 | |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 247 | HandlerThread handlerThread = new HandlerThread("ConnectivityServiceThread"); |
| 248 | handlerThread.start(); |
| 249 | mHandler = new MyHandler(handlerThread.getLooper()); |
| 250 | |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 251 | // setup our unique device name |
| 252 | String id = Settings.Secure.getString(context.getContentResolver(), |
| 253 | Settings.Secure.ANDROID_ID); |
| 254 | if (id != null && id.length() > 0) { |
| 255 | String name = new String("android_").concat(id); |
| 256 | SystemProperties.set("net.hostname", name); |
| 257 | } |
| 258 | |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 259 | // read our default dns server ip |
| 260 | String dns = Settings.Secure.getString(context.getContentResolver(), |
| 261 | Settings.Secure.DEFAULT_DNS_SERVER); |
| 262 | if (dns == null || dns.length() == 0) { |
| 263 | dns = context.getResources().getString( |
| 264 | com.android.internal.R.string.config_default_dns_server); |
| 265 | } |
| 266 | try { |
| 267 | mDefaultDns = InetAddress.getByName(dns); |
| 268 | } catch (UnknownHostException e) { |
| 269 | Slog.e(TAG, "Error setting defaultDns using " + dns); |
| 270 | } |
| 271 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 272 | mContext = context; |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 273 | |
| 274 | PowerManager powerManager = (PowerManager)mContext.getSystemService(Context.POWER_SERVICE); |
| 275 | mNetTransitionWakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG); |
| 276 | mNetTransitionWakeLockTimeout = mContext.getResources().getInteger( |
| 277 | com.android.internal.R.integer.config_networkTransitionTimeout); |
| 278 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 279 | mNetTrackers = new NetworkStateTracker[ |
| 280 | ConnectivityManager.MAX_NETWORK_TYPE+1]; |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 281 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 282 | mNetworkPreference = getPersistedNetworkPreference(); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 283 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 284 | mRadioAttributes = new RadioAttributes[ConnectivityManager.MAX_RADIO_TYPE+1]; |
| 285 | mNetAttributes = new NetworkAttributes[ConnectivityManager.MAX_NETWORK_TYPE+1]; |
| 286 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 287 | // Load device network attributes from resources |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 288 | String[] raStrings = context.getResources().getStringArray( |
| 289 | com.android.internal.R.array.radioAttributes); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 290 | for (String raString : raStrings) { |
| 291 | RadioAttributes r = new RadioAttributes(raString); |
| 292 | if (r.mType > ConnectivityManager.MAX_RADIO_TYPE) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 293 | Slog.e(TAG, "Error in radioAttributes - ignoring attempt to define type " + r.mType); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 294 | continue; |
| 295 | } |
| 296 | if (mRadioAttributes[r.mType] != null) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 297 | Slog.e(TAG, "Error in radioAttributes - ignoring attempt to redefine type " + |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 298 | r.mType); |
| 299 | continue; |
| 300 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 301 | mRadioAttributes[r.mType] = r; |
| 302 | } |
| 303 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 304 | String[] naStrings = context.getResources().getStringArray( |
| 305 | com.android.internal.R.array.networkAttributes); |
| 306 | for (String naString : naStrings) { |
| 307 | try { |
| 308 | NetworkAttributes n = new NetworkAttributes(naString); |
| 309 | if (n.mType > ConnectivityManager.MAX_NETWORK_TYPE) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 310 | Slog.e(TAG, "Error in networkAttributes - ignoring attempt to define type " + |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 311 | n.mType); |
| 312 | continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 313 | } |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 314 | if (mNetAttributes[n.mType] != null) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 315 | Slog.e(TAG, "Error in networkAttributes - ignoring attempt to redefine type " + |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 316 | n.mType); |
| 317 | continue; |
| 318 | } |
| 319 | if (mRadioAttributes[n.mRadio] == null) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 320 | Slog.e(TAG, "Error in networkAttributes - ignoring attempt to use undefined " + |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 321 | "radio " + n.mRadio + " in network type " + n.mType); |
| 322 | continue; |
| 323 | } |
| 324 | mNetAttributes[n.mType] = n; |
| 325 | mNetworksDefined++; |
| 326 | } catch(Exception e) { |
| 327 | // ignore it - leave the entry null |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 328 | } |
| 329 | } |
| 330 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 331 | // high priority first |
| 332 | mPriorityList = new int[mNetworksDefined]; |
| 333 | { |
| 334 | int insertionPoint = mNetworksDefined-1; |
| 335 | int currentLowest = 0; |
| 336 | int nextLowest = 0; |
| 337 | while (insertionPoint > -1) { |
| 338 | for (NetworkAttributes na : mNetAttributes) { |
| 339 | if (na == null) continue; |
| 340 | if (na.mPriority < currentLowest) continue; |
| 341 | if (na.mPriority > currentLowest) { |
| 342 | if (na.mPriority < nextLowest || nextLowest == 0) { |
| 343 | nextLowest = na.mPriority; |
| 344 | } |
| 345 | continue; |
| 346 | } |
| 347 | mPriorityList[insertionPoint--] = na.mType; |
| 348 | } |
| 349 | currentLowest = nextLowest; |
| 350 | nextLowest = 0; |
| 351 | } |
| 352 | } |
| 353 | |
| 354 | mNetRequestersPids = new ArrayList[ConnectivityManager.MAX_NETWORK_TYPE+1]; |
| 355 | for (int i : mPriorityList) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 356 | mNetRequestersPids[i] = new ArrayList(); |
| 357 | } |
| 358 | |
| 359 | mFeatureUsers = new ArrayList(); |
| 360 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 361 | mNumDnsEntries = 0; |
| 362 | |
| 363 | mTestMode = SystemProperties.get("cm.test.mode").equals("true") |
| 364 | && SystemProperties.get("ro.build.type").equals("eng"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 365 | /* |
| 366 | * Create the network state trackers for Wi-Fi and mobile |
| 367 | * data. Maybe this could be done with a factory class, |
| 368 | * but it's not clear that it's worth it, given that |
| 369 | * the number of different network types is not going |
| 370 | * to change very often. |
| 371 | */ |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 372 | boolean noMobileData = !getMobileDataEnabled(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 373 | for (int netType : mPriorityList) { |
| 374 | switch (mNetAttributes[netType].mRadio) { |
| 375 | case ConnectivityManager.TYPE_WIFI: |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 376 | if (DBG) Slog.v(TAG, "Starting Wifi Service."); |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 377 | WifiStateTracker wst = new WifiStateTracker(); |
Irfan Sheriff | 0d25534 | 2010-07-28 09:35:20 -0700 | [diff] [blame] | 378 | WifiService wifiService = new WifiService(context); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 379 | ServiceManager.addService(Context.WIFI_SERVICE, wifiService); |
Irfan Sheriff | 0d25534 | 2010-07-28 09:35:20 -0700 | [diff] [blame] | 380 | wifiService.checkAndStartWifi(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 381 | mNetTrackers[ConnectivityManager.TYPE_WIFI] = wst; |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 382 | wst.startMonitoring(context, mHandler); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 383 | |
Irfan Sheriff | a2a1b91 | 2010-06-07 09:03:04 -0700 | [diff] [blame] | 384 | //TODO: as part of WWS refactor, create only when needed |
Irfan Sheriff | 0d25534 | 2010-07-28 09:35:20 -0700 | [diff] [blame] | 385 | mWifiWatchdogService = new WifiWatchdogService(context); |
Irfan Sheriff | a2a1b91 | 2010-06-07 09:03:04 -0700 | [diff] [blame] | 386 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 387 | break; |
| 388 | case ConnectivityManager.TYPE_MOBILE: |
Wink Saville | c7a9834 | 2010-08-13 16:11:42 -0700 | [diff] [blame] | 389 | mNetTrackers[netType] = new MobileDataStateTracker(netType, |
| 390 | mNetAttributes[netType].mName); |
| 391 | mNetTrackers[netType].startMonitoring(context, mHandler); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 392 | if (noMobileData) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 393 | if (DBG) Slog.d(TAG, "tearing down Mobile networks due to setting"); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 394 | mNetTrackers[netType].teardown(); |
| 395 | } |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 396 | break; |
| 397 | default: |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 398 | Slog.e(TAG, "Trying to create a DataStateTracker for an unknown radio type " + |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 399 | mNetAttributes[netType].mRadio); |
| 400 | continue; |
| 401 | } |
| 402 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 403 | |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 404 | mTethering = new Tethering(mContext, mHandler.getLooper()); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 405 | mTetheringConfigValid = (((mNetTrackers[ConnectivityManager.TYPE_MOBILE_DUN] != null) || |
| 406 | !mTethering.isDunRequired()) && |
| 407 | (mTethering.getTetherableUsbRegexs().length != 0 || |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 408 | mTethering.getTetherableWifiRegexs().length != 0 || |
| 409 | mTethering.getTetherableBluetoothRegexs().length != 0) && |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 410 | mTethering.getUpstreamIfaceRegexs().length != 0); |
| 411 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 412 | if (DBG) { |
| 413 | mInetLog = new ArrayList(); |
| 414 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 415 | } |
| 416 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 417 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 418 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 419 | * Sets the preferred network. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 420 | * @param preference the new preference |
| 421 | */ |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 422 | public void setNetworkPreference(int preference) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 423 | enforceChangePermission(); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 424 | |
| 425 | 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] | 426 | } |
| 427 | |
| 428 | public int getNetworkPreference() { |
| 429 | enforceAccessPermission(); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 430 | int preference; |
| 431 | synchronized(this) { |
| 432 | preference = mNetworkPreference; |
| 433 | } |
| 434 | return preference; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 435 | } |
| 436 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 437 | private void handleSetNetworkPreference(int preference) { |
| 438 | if (ConnectivityManager.isNetworkTypeValid(preference) && |
| 439 | mNetAttributes[preference] != null && |
| 440 | mNetAttributes[preference].isDefault()) { |
| 441 | if (mNetworkPreference != preference) { |
| 442 | final ContentResolver cr = mContext.getContentResolver(); |
| 443 | Settings.Secure.putInt(cr, Settings.Secure.NETWORK_PREFERENCE, preference); |
| 444 | synchronized(this) { |
| 445 | mNetworkPreference = preference; |
| 446 | } |
| 447 | enforcePreference(); |
| 448 | } |
| 449 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 450 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 451 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 452 | private int getPersistedNetworkPreference() { |
| 453 | final ContentResolver cr = mContext.getContentResolver(); |
| 454 | |
| 455 | final int networkPrefSetting = Settings.Secure |
| 456 | .getInt(cr, Settings.Secure.NETWORK_PREFERENCE, -1); |
| 457 | if (networkPrefSetting != -1) { |
| 458 | return networkPrefSetting; |
| 459 | } |
| 460 | |
| 461 | return ConnectivityManager.DEFAULT_NETWORK_PREFERENCE; |
| 462 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 463 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 464 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 465 | * 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] | 466 | * In this method, we only tear down a non-preferred network. Establishing |
| 467 | * a connection to the preferred network is taken care of when we handle |
| 468 | * the disconnect event from the non-preferred network |
| 469 | * (see {@link #handleDisconnect(NetworkInfo)}). |
| 470 | */ |
| 471 | private void enforcePreference() { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 472 | if (mNetTrackers[mNetworkPreference].getNetworkInfo().isConnected()) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 473 | return; |
| 474 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 475 | if (!mNetTrackers[mNetworkPreference].isAvailable()) |
| 476 | return; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 477 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 478 | for (int t=0; t <= ConnectivityManager.MAX_RADIO_TYPE; t++) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 479 | if (t != mNetworkPreference && mNetTrackers[t] != null && |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 480 | mNetTrackers[t].getNetworkInfo().isConnected()) { |
Robert Greenwalt | ec9fe46 | 2009-08-20 15:25:14 -0700 | [diff] [blame] | 481 | if (DBG) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 482 | Slog.d(TAG, "tearing down " + |
Robert Greenwalt | ec9fe46 | 2009-08-20 15:25:14 -0700 | [diff] [blame] | 483 | mNetTrackers[t].getNetworkInfo() + |
| 484 | " in enforcePreference"); |
| 485 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 486 | teardown(mNetTrackers[t]); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 487 | } |
| 488 | } |
| 489 | } |
| 490 | |
| 491 | private boolean teardown(NetworkStateTracker netTracker) { |
| 492 | if (netTracker.teardown()) { |
| 493 | netTracker.setTeardownRequested(true); |
| 494 | return true; |
| 495 | } else { |
| 496 | return false; |
| 497 | } |
| 498 | } |
| 499 | |
| 500 | /** |
| 501 | * Return NetworkInfo for the active (i.e., connected) network interface. |
| 502 | * It is assumed that at most one network is active at a time. If more |
| 503 | * than one is active, it is indeterminate which will be returned. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 504 | * @return the info for the active network, or {@code null} if none is |
| 505 | * active |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 506 | */ |
| 507 | public NetworkInfo getActiveNetworkInfo() { |
| 508 | enforceAccessPermission(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 509 | for (int type=0; type <= ConnectivityManager.MAX_NETWORK_TYPE; type++) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 510 | if (mNetAttributes[type] == null || !mNetAttributes[type].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 511 | continue; |
| 512 | } |
| 513 | NetworkStateTracker t = mNetTrackers[type]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 514 | NetworkInfo info = t.getNetworkInfo(); |
| 515 | if (info.isConnected()) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 516 | if (DBG && type != mActiveDefaultNetwork) Slog.e(TAG, |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 517 | "connected default network is not " + |
| 518 | "mActiveDefaultNetwork!"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 519 | return info; |
| 520 | } |
| 521 | } |
| 522 | return null; |
| 523 | } |
| 524 | |
| 525 | public NetworkInfo getNetworkInfo(int networkType) { |
| 526 | enforceAccessPermission(); |
| 527 | if (ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 528 | NetworkStateTracker t = mNetTrackers[networkType]; |
| 529 | if (t != null) |
| 530 | return t.getNetworkInfo(); |
| 531 | } |
| 532 | return null; |
| 533 | } |
| 534 | |
| 535 | public NetworkInfo[] getAllNetworkInfo() { |
| 536 | enforceAccessPermission(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 537 | NetworkInfo[] result = new NetworkInfo[mNetworksDefined]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 538 | int i = 0; |
| 539 | for (NetworkStateTracker t : mNetTrackers) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 540 | if(t != null) result[i++] = t.getNetworkInfo(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 541 | } |
| 542 | return result; |
| 543 | } |
| 544 | |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 545 | /** |
| 546 | * Return LinkProperties for the active (i.e., connected) default |
| 547 | * network interface. It is assumed that at most one default network |
| 548 | * is active at a time. If more than one is active, it is indeterminate |
| 549 | * which will be returned. |
| 550 | * @return the ip properties for the active network, or {@code null} if |
| 551 | * none is active |
| 552 | */ |
| 553 | public LinkProperties getActiveLinkProperties() { |
| 554 | enforceAccessPermission(); |
| 555 | for (int type=0; type <= ConnectivityManager.MAX_NETWORK_TYPE; type++) { |
| 556 | if (mNetAttributes[type] == null || !mNetAttributes[type].isDefault()) { |
| 557 | continue; |
| 558 | } |
| 559 | NetworkStateTracker t = mNetTrackers[type]; |
| 560 | NetworkInfo info = t.getNetworkInfo(); |
| 561 | if (info.isConnected()) { |
| 562 | return t.getLinkProperties(); |
| 563 | } |
| 564 | } |
| 565 | return null; |
| 566 | } |
| 567 | |
| 568 | public LinkProperties getLinkProperties(int networkType) { |
| 569 | enforceAccessPermission(); |
| 570 | if (ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 571 | NetworkStateTracker t = mNetTrackers[networkType]; |
| 572 | if (t != null) return t.getLinkProperties(); |
| 573 | } |
| 574 | return null; |
| 575 | } |
| 576 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 577 | public boolean setRadios(boolean turnOn) { |
| 578 | boolean result = true; |
| 579 | enforceChangePermission(); |
| 580 | for (NetworkStateTracker t : mNetTrackers) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 581 | if (t != null) result = t.setRadio(turnOn) && result; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 582 | } |
| 583 | return result; |
| 584 | } |
| 585 | |
| 586 | public boolean setRadio(int netType, boolean turnOn) { |
| 587 | enforceChangePermission(); |
| 588 | if (!ConnectivityManager.isNetworkTypeValid(netType)) { |
| 589 | return false; |
| 590 | } |
| 591 | NetworkStateTracker tracker = mNetTrackers[netType]; |
| 592 | return tracker != null && tracker.setRadio(turnOn); |
| 593 | } |
| 594 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 595 | /** |
| 596 | * Used to notice when the calling process dies so we can self-expire |
| 597 | * |
| 598 | * Also used to know if the process has cleaned up after itself when |
| 599 | * our auto-expire timer goes off. The timer has a link to an object. |
| 600 | * |
| 601 | */ |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 602 | private class FeatureUser implements IBinder.DeathRecipient { |
| 603 | int mNetworkType; |
| 604 | String mFeature; |
| 605 | IBinder mBinder; |
| 606 | int mPid; |
| 607 | int mUid; |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 608 | long mCreateTime; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 609 | |
| 610 | FeatureUser(int type, String feature, IBinder binder) { |
| 611 | super(); |
| 612 | mNetworkType = type; |
| 613 | mFeature = feature; |
| 614 | mBinder = binder; |
| 615 | mPid = getCallingPid(); |
| 616 | mUid = getCallingUid(); |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 617 | mCreateTime = System.currentTimeMillis(); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 618 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 619 | try { |
| 620 | mBinder.linkToDeath(this, 0); |
| 621 | } catch (RemoteException e) { |
| 622 | binderDied(); |
| 623 | } |
| 624 | } |
| 625 | |
| 626 | void unlinkDeathRecipient() { |
| 627 | mBinder.unlinkToDeath(this, 0); |
| 628 | } |
| 629 | |
| 630 | public void binderDied() { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 631 | Slog.d(TAG, "ConnectivityService FeatureUser binderDied(" + |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 632 | mNetworkType + ", " + mFeature + ", " + mBinder + "), created " + |
| 633 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 634 | stopUsingNetworkFeature(this, false); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 635 | } |
| 636 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 637 | public void expire() { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 638 | Slog.d(TAG, "ConnectivityService FeatureUser expire(" + |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 639 | mNetworkType + ", " + mFeature + ", " + mBinder +"), created " + |
| 640 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 641 | stopUsingNetworkFeature(this, false); |
| 642 | } |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 643 | |
| 644 | public String toString() { |
| 645 | return "FeatureUser("+mNetworkType+","+mFeature+","+mPid+","+mUid+"), created " + |
| 646 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"; |
| 647 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 648 | } |
| 649 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 650 | // javadoc from interface |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 651 | public int startUsingNetworkFeature(int networkType, String feature, |
| 652 | IBinder binder) { |
| 653 | if (DBG) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 654 | Slog.d(TAG, "startUsingNetworkFeature for net " + networkType + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 655 | ": " + feature); |
| 656 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 657 | enforceChangePermission(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 658 | if (!ConnectivityManager.isNetworkTypeValid(networkType) || |
| 659 | mNetAttributes[networkType] == null) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 660 | return Phone.APN_REQUEST_FAILED; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 661 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 662 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 663 | FeatureUser f = new FeatureUser(networkType, feature, binder); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 664 | |
| 665 | // TODO - move this into the MobileDataStateTracker |
| 666 | int usedNetworkType = networkType; |
| 667 | if(networkType == ConnectivityManager.TYPE_MOBILE) { |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 668 | if (!getMobileDataEnabled()) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 669 | if (DBG) Slog.d(TAG, "requested special network with data disabled - rejected"); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 670 | return Phone.APN_TYPE_NOT_AVAILABLE; |
| 671 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 672 | if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_MMS)) { |
| 673 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_MMS; |
| 674 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_SUPL)) { |
| 675 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_SUPL; |
| 676 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_DUN)) { |
| 677 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_DUN; |
| 678 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_HIPRI)) { |
| 679 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_HIPRI; |
| 680 | } |
| 681 | } |
| 682 | NetworkStateTracker network = mNetTrackers[usedNetworkType]; |
| 683 | if (network != null) { |
| 684 | if (usedNetworkType != networkType) { |
| 685 | Integer currentPid = new Integer(getCallingPid()); |
| 686 | |
| 687 | NetworkStateTracker radio = mNetTrackers[networkType]; |
| 688 | NetworkInfo ni = network.getNetworkInfo(); |
| 689 | |
| 690 | if (ni.isAvailable() == false) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 691 | if (DBG) Slog.d(TAG, "special network not available"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 692 | return Phone.APN_TYPE_NOT_AVAILABLE; |
| 693 | } |
| 694 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 695 | synchronized(this) { |
| 696 | mFeatureUsers.add(f); |
| 697 | if (!mNetRequestersPids[usedNetworkType].contains(currentPid)) { |
| 698 | // this gets used for per-pid dns when connected |
| 699 | mNetRequestersPids[usedNetworkType].add(currentPid); |
| 700 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 701 | } |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 702 | mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_RESTORE_DEFAULT_NETWORK, |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 703 | f), getRestoreDefaultNetworkDelay()); |
| 704 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 705 | |
Robert Greenwalt | a64bf83 | 2009-08-19 20:19:33 -0700 | [diff] [blame] | 706 | if ((ni.isConnectedOrConnecting() == true) && |
| 707 | !network.isTeardownRequested()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 708 | if (ni.isConnected() == true) { |
| 709 | // add the pid-specific dns |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 710 | handleDnsConfigurationChange(networkType); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 711 | if (DBG) Slog.d(TAG, "special network already active"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 712 | return Phone.APN_ALREADY_ACTIVE; |
| 713 | } |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 714 | if (DBG) Slog.d(TAG, "special network already connecting"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 715 | return Phone.APN_REQUEST_STARTED; |
| 716 | } |
| 717 | |
| 718 | // check if the radio in play can make another contact |
| 719 | // assume if cannot for now |
| 720 | |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 721 | if (DBG) Slog.d(TAG, "reconnecting to special network"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 722 | network.reconnect(); |
| 723 | return Phone.APN_REQUEST_STARTED; |
| 724 | } else { |
Robert Greenwalt | 02648a4 | 2010-05-18 10:52:51 -0700 | [diff] [blame] | 725 | return -1; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 726 | } |
| 727 | } |
| 728 | return Phone.APN_TYPE_NOT_AVAILABLE; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 729 | } |
| 730 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 731 | // javadoc from interface |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 732 | public int stopUsingNetworkFeature(int networkType, String feature) { |
Robert Greenwalt | b8f1634 | 2009-10-06 17:52:40 -0700 | [diff] [blame] | 733 | enforceChangePermission(); |
| 734 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 735 | int pid = getCallingPid(); |
| 736 | int uid = getCallingUid(); |
| 737 | |
| 738 | FeatureUser u = null; |
| 739 | boolean found = false; |
| 740 | |
| 741 | synchronized(this) { |
| 742 | for (int i = 0; i < mFeatureUsers.size() ; i++) { |
| 743 | u = (FeatureUser)mFeatureUsers.get(i); |
| 744 | if (uid == u.mUid && pid == u.mPid && |
| 745 | networkType == u.mNetworkType && |
| 746 | TextUtils.equals(feature, u.mFeature)) { |
| 747 | found = true; |
| 748 | break; |
| 749 | } |
| 750 | } |
| 751 | } |
| 752 | if (found && u != null) { |
| 753 | // stop regardless of how many other time this proc had called start |
| 754 | return stopUsingNetworkFeature(u, true); |
| 755 | } else { |
| 756 | // none found! |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 757 | if (DBG) Slog.d(TAG, "ignoring stopUsingNetworkFeature - not a live request"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 758 | return 1; |
| 759 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 760 | } |
| 761 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 762 | private int stopUsingNetworkFeature(FeatureUser u, boolean ignoreDups) { |
| 763 | int networkType = u.mNetworkType; |
| 764 | String feature = u.mFeature; |
| 765 | int pid = u.mPid; |
| 766 | int uid = u.mUid; |
| 767 | |
| 768 | NetworkStateTracker tracker = null; |
| 769 | boolean callTeardown = false; // used to carry our decision outside of sync block |
| 770 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 771 | if (DBG) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 772 | Slog.d(TAG, "stopUsingNetworkFeature for net " + networkType + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 773 | ": " + feature); |
| 774 | } |
Robert Greenwalt | b8f1634 | 2009-10-06 17:52:40 -0700 | [diff] [blame] | 775 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 776 | if (!ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 777 | return -1; |
| 778 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 779 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 780 | // need to link the mFeatureUsers list with the mNetRequestersPids state in this |
| 781 | // sync block |
| 782 | synchronized(this) { |
| 783 | // check if this process still has an outstanding start request |
| 784 | if (!mFeatureUsers.contains(u)) { |
Robert Greenwalt | 78a640a | 2010-03-10 16:10:43 -0800 | [diff] [blame] | 785 | if (DBG) Slog.d(TAG, "ignoring - this process has no outstanding requests"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 786 | return 1; |
| 787 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 788 | u.unlinkDeathRecipient(); |
| 789 | mFeatureUsers.remove(mFeatureUsers.indexOf(u)); |
| 790 | // If we care about duplicate requests, check for that here. |
| 791 | // |
| 792 | // This is done to support the extension of a request - the app |
| 793 | // can request we start the network feature again and renew the |
| 794 | // auto-shutoff delay. Normal "stop" calls from the app though |
| 795 | // do not pay attention to duplicate requests - in effect the |
| 796 | // API does not refcount and a single stop will counter multiple starts. |
| 797 | if (ignoreDups == false) { |
| 798 | for (int i = 0; i < mFeatureUsers.size() ; i++) { |
| 799 | FeatureUser x = (FeatureUser)mFeatureUsers.get(i); |
| 800 | if (x.mUid == u.mUid && x.mPid == u.mPid && |
| 801 | x.mNetworkType == u.mNetworkType && |
| 802 | TextUtils.equals(x.mFeature, u.mFeature)) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 803 | if (DBG) Slog.d(TAG, "ignoring stopUsingNetworkFeature as dup is found"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 804 | return 1; |
| 805 | } |
| 806 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 807 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 808 | |
| 809 | // TODO - move to MobileDataStateTracker |
| 810 | int usedNetworkType = networkType; |
| 811 | if (networkType == ConnectivityManager.TYPE_MOBILE) { |
| 812 | if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_MMS)) { |
| 813 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_MMS; |
| 814 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_SUPL)) { |
| 815 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_SUPL; |
| 816 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_DUN)) { |
| 817 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_DUN; |
| 818 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_HIPRI)) { |
| 819 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_HIPRI; |
| 820 | } |
| 821 | } |
| 822 | tracker = mNetTrackers[usedNetworkType]; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 823 | if (tracker == null) { |
Robert Greenwalt | 78a640a | 2010-03-10 16:10:43 -0800 | [diff] [blame] | 824 | if (DBG) Slog.d(TAG, "ignoring - no known tracker for net type " + usedNetworkType); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 825 | return -1; |
| 826 | } |
| 827 | if (usedNetworkType != networkType) { |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 828 | Integer currentPid = new Integer(pid); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 829 | mNetRequestersPids[usedNetworkType].remove(currentPid); |
Robert Greenwalt | 421c72b | 2009-12-17 14:54:59 -0800 | [diff] [blame] | 830 | reassessPidDns(pid, true); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 831 | if (mNetRequestersPids[usedNetworkType].size() != 0) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 832 | if (DBG) Slog.d(TAG, "not tearing down special network - " + |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 833 | "others still using it"); |
| 834 | return 1; |
| 835 | } |
| 836 | callTeardown = true; |
| 837 | } |
| 838 | } |
Robert Greenwalt | 78a640a | 2010-03-10 16:10:43 -0800 | [diff] [blame] | 839 | if (DBG) Slog.d(TAG, "Doing network teardown"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 840 | if (callTeardown) { |
| 841 | tracker.teardown(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 842 | return 1; |
| 843 | } else { |
Robert Greenwalt | 02648a4 | 2010-05-18 10:52:51 -0700 | [diff] [blame] | 844 | return -1; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 845 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 846 | } |
| 847 | |
| 848 | /** |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 849 | * @deprecated use requestRouteToHostAddress instead |
| 850 | * |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 851 | * Ensure that a network route exists to deliver traffic to the specified |
| 852 | * host via the specified network interface. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 853 | * @param networkType the type of the network over which traffic to the |
| 854 | * specified host is to be routed |
| 855 | * @param hostAddress the IP address of the host to which the route is |
| 856 | * desired |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 857 | * @return {@code true} on success, {@code false} on failure |
| 858 | */ |
| 859 | public boolean requestRouteToHost(int networkType, int hostAddress) { |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 860 | InetAddress inetAddress = NetworkUtils.intToInetAddress(hostAddress); |
| 861 | |
| 862 | if (inetAddress == null) { |
| 863 | return false; |
| 864 | } |
| 865 | |
| 866 | return requestRouteToHostAddress(networkType, inetAddress.getAddress()); |
| 867 | } |
| 868 | |
| 869 | /** |
| 870 | * Ensure that a network route exists to deliver traffic to the specified |
| 871 | * host via the specified network interface. |
| 872 | * @param networkType the type of the network over which traffic to the |
| 873 | * specified host is to be routed |
| 874 | * @param hostAddress the IP address of the host to which the route is |
| 875 | * desired |
| 876 | * @return {@code true} on success, {@code false} on failure |
| 877 | */ |
| 878 | public boolean requestRouteToHostAddress(int networkType, byte[] hostAddress) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 879 | enforceChangePermission(); |
| 880 | if (!ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 881 | return false; |
| 882 | } |
| 883 | NetworkStateTracker tracker = mNetTrackers[networkType]; |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 884 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 885 | if (tracker == null || !tracker.getNetworkInfo().isConnected() || |
| 886 | tracker.isTeardownRequested()) { |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 887 | if (DBG) { |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 888 | Slog.d(TAG, "requestRouteToHostAddress on down network " + |
| 889 | "(" + networkType + ") - dropped"); |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 890 | } |
| 891 | return false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 892 | } |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 893 | try { |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 894 | InetAddress addr = InetAddress.getByAddress(hostAddress); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 895 | return addHostRoute(tracker, addr); |
| 896 | } catch (UnknownHostException e) {} |
| 897 | return false; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 898 | } |
| 899 | |
| 900 | /** |
| 901 | * Ensure that a network route exists to deliver traffic to the specified |
| 902 | * host via the mobile data network. |
| 903 | * @param hostAddress the IP address of the host to which the route is desired, |
| 904 | * in network byte order. |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 905 | * TODO - deprecate |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 906 | * @return {@code true} on success, {@code false} on failure |
| 907 | */ |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 908 | private boolean addHostRoute(NetworkStateTracker nt, InetAddress hostAddress) { |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 909 | if (nt.getNetworkInfo().getType() == ConnectivityManager.TYPE_WIFI) { |
| 910 | return false; |
| 911 | } |
| 912 | |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 913 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 914 | if (p == null) return false; |
| 915 | String interfaceName = p.getInterfaceName(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 916 | |
| 917 | if (DBG) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 918 | Slog.d(TAG, "Requested host route to " + hostAddress + "(" + interfaceName + ")"); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 919 | } |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 920 | if (interfaceName != null) { |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 921 | return NetworkUtils.addHostRoute(interfaceName, hostAddress, null); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 922 | } else { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 923 | if (DBG) Slog.e(TAG, "addHostRoute failed due to null interface name"); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 924 | return false; |
| 925 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 926 | } |
| 927 | |
| 928 | /** |
| 929 | * @see ConnectivityManager#getBackgroundDataSetting() |
| 930 | */ |
| 931 | public boolean getBackgroundDataSetting() { |
| 932 | return Settings.Secure.getInt(mContext.getContentResolver(), |
| 933 | Settings.Secure.BACKGROUND_DATA, 1) == 1; |
| 934 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 935 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 936 | /** |
| 937 | * @see ConnectivityManager#setBackgroundDataSetting(boolean) |
| 938 | */ |
| 939 | public void setBackgroundDataSetting(boolean allowBackgroundDataUsage) { |
| 940 | mContext.enforceCallingOrSelfPermission( |
| 941 | android.Manifest.permission.CHANGE_BACKGROUND_DATA_SETTING, |
| 942 | "ConnectivityService"); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 943 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 944 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_BACKGROUND_DATA, |
| 945 | (allowBackgroundDataUsage ? ENABLED : DISABLED), 0)); |
| 946 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 947 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 948 | private void handleSetBackgroundData(boolean enabled) { |
| 949 | if (enabled != getBackgroundDataSetting()) { |
| 950 | Settings.Secure.putInt(mContext.getContentResolver(), |
| 951 | Settings.Secure.BACKGROUND_DATA, enabled ? 1 : 0); |
| 952 | Intent broadcast = new Intent( |
| 953 | ConnectivityManager.ACTION_BACKGROUND_DATA_SETTING_CHANGED); |
| 954 | mContext.sendBroadcast(broadcast); |
| 955 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 956 | } |
| 957 | |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 958 | /** |
| 959 | * @see ConnectivityManager#getMobileDataEnabled() |
| 960 | */ |
| 961 | public boolean getMobileDataEnabled() { |
| 962 | enforceAccessPermission(); |
| 963 | boolean retVal = Settings.Secure.getInt(mContext.getContentResolver(), |
| 964 | Settings.Secure.MOBILE_DATA, 1) == 1; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 965 | if (DBG) Slog.d(TAG, "getMobileDataEnabled returning " + retVal); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 966 | return retVal; |
| 967 | } |
| 968 | |
| 969 | /** |
| 970 | * @see ConnectivityManager#setMobileDataEnabled(boolean) |
| 971 | */ |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 972 | public void setMobileDataEnabled(boolean enabled) { |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 973 | enforceChangePermission(); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 974 | if (DBG) Slog.d(TAG, "setMobileDataEnabled(" + enabled + ")"); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 975 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 976 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_MOBILE_DATA, |
| 977 | (enabled ? ENABLED : DISABLED), 0)); |
| 978 | } |
| 979 | |
| 980 | private void handleSetMobileData(boolean enabled) { |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 981 | if (getMobileDataEnabled() == enabled) return; |
| 982 | |
| 983 | Settings.Secure.putInt(mContext.getContentResolver(), |
| 984 | Settings.Secure.MOBILE_DATA, enabled ? 1 : 0); |
| 985 | |
| 986 | if (enabled) { |
| 987 | if (mNetTrackers[ConnectivityManager.TYPE_MOBILE] != null) { |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 988 | if (DBG) { |
| 989 | Slog.d(TAG, "starting up " + mNetTrackers[ConnectivityManager.TYPE_MOBILE]); |
| 990 | } |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 991 | mNetTrackers[ConnectivityManager.TYPE_MOBILE].reconnect(); |
| 992 | } |
| 993 | } else { |
| 994 | for (NetworkStateTracker nt : mNetTrackers) { |
| 995 | if (nt == null) continue; |
| 996 | int netType = nt.getNetworkInfo().getType(); |
| 997 | if (mNetAttributes[netType].mRadio == ConnectivityManager.TYPE_MOBILE) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 998 | if (DBG) Slog.d(TAG, "tearing down " + nt); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 999 | nt.teardown(); |
| 1000 | } |
| 1001 | } |
| 1002 | } |
| 1003 | } |
| 1004 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1005 | private int getNumConnectedNetworks() { |
| 1006 | int numConnectedNets = 0; |
| 1007 | |
| 1008 | for (NetworkStateTracker nt : mNetTrackers) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1009 | if (nt != null && nt.getNetworkInfo().isConnected() && |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1010 | !nt.isTeardownRequested()) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1011 | ++numConnectedNets; |
| 1012 | } |
| 1013 | } |
| 1014 | return numConnectedNets; |
| 1015 | } |
| 1016 | |
| 1017 | private void enforceAccessPermission() { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1018 | mContext.enforceCallingOrSelfPermission( |
| 1019 | android.Manifest.permission.ACCESS_NETWORK_STATE, |
| 1020 | "ConnectivityService"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1021 | } |
| 1022 | |
| 1023 | private void enforceChangePermission() { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1024 | mContext.enforceCallingOrSelfPermission( |
| 1025 | android.Manifest.permission.CHANGE_NETWORK_STATE, |
| 1026 | "ConnectivityService"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1027 | } |
| 1028 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1029 | // TODO Make this a special check when it goes public |
| 1030 | private void enforceTetherChangePermission() { |
| 1031 | mContext.enforceCallingOrSelfPermission( |
| 1032 | android.Manifest.permission.CHANGE_NETWORK_STATE, |
| 1033 | "ConnectivityService"); |
| 1034 | } |
| 1035 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1036 | private void enforceTetherAccessPermission() { |
| 1037 | mContext.enforceCallingOrSelfPermission( |
| 1038 | android.Manifest.permission.ACCESS_NETWORK_STATE, |
| 1039 | "ConnectivityService"); |
| 1040 | } |
| 1041 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1042 | private void enforceConnectivityInternalPermission() { |
| 1043 | mContext.enforceCallingOrSelfPermission( |
| 1044 | android.Manifest.permission.CONNECTIVITY_INTERNAL, |
| 1045 | "ConnectivityService"); |
| 1046 | } |
| 1047 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1048 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1049 | * Handle a {@code DISCONNECTED} event. If this pertains to the non-active |
| 1050 | * network, we ignore it. If it is for the active network, we send out a |
| 1051 | * broadcast. But first, we check whether it might be possible to connect |
| 1052 | * to a different network. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1053 | * @param info the {@code NetworkInfo} for the network |
| 1054 | */ |
| 1055 | private void handleDisconnect(NetworkInfo info) { |
| 1056 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1057 | int prevNetType = info.getType(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1058 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1059 | mNetTrackers[prevNetType].setTeardownRequested(false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1060 | /* |
| 1061 | * If the disconnected network is not the active one, then don't report |
| 1062 | * this as a loss of connectivity. What probably happened is that we're |
| 1063 | * getting the disconnect for a network that we explicitly disabled |
| 1064 | * in accordance with network preference policies. |
| 1065 | */ |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1066 | if (!mNetAttributes[prevNetType].isDefault()) { |
| 1067 | List pids = mNetRequestersPids[prevNetType]; |
| 1068 | for (int i = 0; i<pids.size(); i++) { |
| 1069 | Integer pid = (Integer)pids.get(i); |
| 1070 | // will remove them because the net's no longer connected |
| 1071 | // need to do this now as only now do we know the pids and |
| 1072 | // can properly null things that are no longer referenced. |
| 1073 | reassessPidDns(pid.intValue(), false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1074 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1075 | } |
| 1076 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1077 | Intent intent = new Intent(ConnectivityManager.CONNECTIVITY_ACTION); |
| 1078 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1079 | if (info.isFailover()) { |
| 1080 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1081 | info.setFailover(false); |
| 1082 | } |
| 1083 | if (info.getReason() != null) { |
| 1084 | intent.putExtra(ConnectivityManager.EXTRA_REASON, info.getReason()); |
| 1085 | } |
| 1086 | if (info.getExtraInfo() != null) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1087 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, |
| 1088 | info.getExtraInfo()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1089 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1090 | |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1091 | NetworkStateTracker newNet = null; |
| 1092 | if (mNetAttributes[prevNetType].isDefault()) { |
| 1093 | newNet = tryFailover(prevNetType); |
| 1094 | if (newNet != null) { |
| 1095 | NetworkInfo switchTo = newNet.getNetworkInfo(); |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1096 | if (!switchTo.isConnected()) { |
| 1097 | // if the other net is connected they've already reset this and perhaps even gotten |
| 1098 | // a positive report we don't want to overwrite, but if not we need to clear this now |
| 1099 | // to turn our cellular sig strength white |
| 1100 | mDefaultInetConditionPublished = 0; |
| 1101 | } |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1102 | intent.putExtra(ConnectivityManager.EXTRA_OTHER_NETWORK_INFO, switchTo); |
| 1103 | } else { |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1104 | mDefaultInetConditionPublished = 0; // we're not connected anymore |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1105 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1106 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1107 | } |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1108 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1109 | // do this before we broadcast the change |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1110 | handleConnectivityChange(prevNetType); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1111 | |
| 1112 | sendStickyBroadcast(intent); |
| 1113 | /* |
| 1114 | * If the failover network is already connected, then immediately send |
| 1115 | * out a followup broadcast indicating successful failover |
| 1116 | */ |
| 1117 | if (newNet != null && newNet.getNetworkInfo().isConnected()) { |
| 1118 | sendConnectedBroadcast(newNet.getNetworkInfo()); |
| 1119 | } |
| 1120 | } |
| 1121 | |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1122 | // returns null if no failover available |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1123 | private NetworkStateTracker tryFailover(int prevNetType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1124 | /* |
| 1125 | * If this is a default network, check if other defaults are available |
| 1126 | * or active |
| 1127 | */ |
| 1128 | NetworkStateTracker newNet = null; |
| 1129 | if (mNetAttributes[prevNetType].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1130 | if (mActiveDefaultNetwork == prevNetType) { |
| 1131 | mActiveDefaultNetwork = -1; |
| 1132 | } |
| 1133 | |
| 1134 | int newType = -1; |
| 1135 | int newPriority = -1; |
Robert Greenwalt | 3542959 | 2010-02-25 12:04:29 -0800 | [diff] [blame] | 1136 | boolean noMobileData = !getMobileDataEnabled(); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1137 | for (int checkType=0; checkType <= ConnectivityManager.MAX_NETWORK_TYPE; checkType++) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1138 | if (checkType == prevNetType) continue; |
| 1139 | if (mNetAttributes[checkType] == null) continue; |
Robert Greenwalt | 3542959 | 2010-02-25 12:04:29 -0800 | [diff] [blame] | 1140 | if (mNetAttributes[checkType].mRadio == ConnectivityManager.TYPE_MOBILE && |
| 1141 | noMobileData) { |
| 1142 | if (DBG) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1143 | Slog.d(TAG, "not failing over to mobile type " + checkType + |
Robert Greenwalt | 3542959 | 2010-02-25 12:04:29 -0800 | [diff] [blame] | 1144 | " because Mobile Data Disabled"); |
| 1145 | } |
| 1146 | continue; |
| 1147 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1148 | if (mNetAttributes[checkType].isDefault()) { |
| 1149 | /* TODO - if we have multiple nets we could use |
| 1150 | * we may want to put more thought into which we choose |
| 1151 | */ |
| 1152 | if (checkType == mNetworkPreference) { |
| 1153 | newType = checkType; |
| 1154 | break; |
| 1155 | } |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1156 | if (mNetAttributes[checkType].mPriority > newPriority) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1157 | newType = checkType; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1158 | newPriority = mNetAttributes[newType].mPriority; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1159 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1160 | } |
| 1161 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1162 | |
| 1163 | if (newType != -1) { |
| 1164 | newNet = mNetTrackers[newType]; |
| 1165 | /** |
| 1166 | * See if the other network is available to fail over to. |
| 1167 | * If is not available, we enable it anyway, so that it |
| 1168 | * will be able to connect when it does become available, |
| 1169 | * but we report a total loss of connectivity rather than |
| 1170 | * report that we are attempting to fail over. |
| 1171 | */ |
| 1172 | if (newNet.isAvailable()) { |
| 1173 | NetworkInfo switchTo = newNet.getNetworkInfo(); |
| 1174 | switchTo.setFailover(true); |
Robert Greenwalt | a64bf83 | 2009-08-19 20:19:33 -0700 | [diff] [blame] | 1175 | if (!switchTo.isConnectedOrConnecting() || |
| 1176 | newNet.isTeardownRequested()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1177 | newNet.reconnect(); |
| 1178 | } |
| 1179 | if (DBG) { |
| 1180 | if (switchTo.isConnected()) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1181 | Slog.v(TAG, "Switching to already connected " + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1182 | switchTo.getTypeName()); |
| 1183 | } else { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1184 | Slog.v(TAG, "Attempting to switch to " + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1185 | switchTo.getTypeName()); |
| 1186 | } |
| 1187 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1188 | } else { |
| 1189 | newNet.reconnect(); |
Robert Greenwalt | f0fa39e | 2010-03-09 14:55:08 -0800 | [diff] [blame] | 1190 | newNet = null; // not officially avail.. try anyway, but |
| 1191 | // report no failover |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1192 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1193 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1194 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1195 | |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1196 | return newNet; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1197 | } |
| 1198 | |
| 1199 | private void sendConnectedBroadcast(NetworkInfo info) { |
Robert Greenwalt | 1e9aac2 | 2010-09-15 17:36:33 -0700 | [diff] [blame] | 1200 | sendGeneralBroadcast(info, ConnectivityManager.CONNECTIVITY_ACTION); |
| 1201 | } |
| 1202 | |
| 1203 | private void sendInetConditionBroadcast(NetworkInfo info) { |
| 1204 | sendGeneralBroadcast(info, ConnectivityManager.INET_CONDITION_ACTION); |
| 1205 | } |
| 1206 | |
| 1207 | private void sendGeneralBroadcast(NetworkInfo info, String bcastType) { |
| 1208 | Intent intent = new Intent(bcastType); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1209 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1210 | if (info.isFailover()) { |
| 1211 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1212 | info.setFailover(false); |
| 1213 | } |
| 1214 | if (info.getReason() != null) { |
| 1215 | intent.putExtra(ConnectivityManager.EXTRA_REASON, info.getReason()); |
| 1216 | } |
| 1217 | if (info.getExtraInfo() != null) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1218 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, |
| 1219 | info.getExtraInfo()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1220 | } |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1221 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1222 | sendStickyBroadcast(intent); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1223 | } |
| 1224 | |
| 1225 | /** |
| 1226 | * Called when an attempt to fail over to another network has failed. |
| 1227 | * @param info the {@link NetworkInfo} for the failed network |
| 1228 | */ |
| 1229 | private void handleConnectionFailure(NetworkInfo info) { |
| 1230 | mNetTrackers[info.getType()].setTeardownRequested(false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1231 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1232 | String reason = info.getReason(); |
| 1233 | String extraInfo = info.getExtraInfo(); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1234 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1235 | if (DBG) { |
| 1236 | String reasonText; |
| 1237 | if (reason == null) { |
| 1238 | reasonText = "."; |
| 1239 | } else { |
| 1240 | reasonText = " (" + reason + ")."; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1241 | } |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1242 | Slog.v(TAG, "Attempt to connect to " + info.getTypeName() + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1243 | " failed" + reasonText); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1244 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1245 | |
| 1246 | Intent intent = new Intent(ConnectivityManager.CONNECTIVITY_ACTION); |
| 1247 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1248 | if (getActiveNetworkInfo() == null) { |
| 1249 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1250 | } |
| 1251 | if (reason != null) { |
| 1252 | intent.putExtra(ConnectivityManager.EXTRA_REASON, reason); |
| 1253 | } |
| 1254 | if (extraInfo != null) { |
| 1255 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, extraInfo); |
| 1256 | } |
| 1257 | if (info.isFailover()) { |
| 1258 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1259 | info.setFailover(false); |
| 1260 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1261 | |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1262 | NetworkStateTracker newNet = null; |
| 1263 | if (mNetAttributes[info.getType()].isDefault()) { |
| 1264 | newNet = tryFailover(info.getType()); |
| 1265 | if (newNet != null) { |
| 1266 | NetworkInfo switchTo = newNet.getNetworkInfo(); |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1267 | if (!switchTo.isConnected()) { |
| 1268 | // if the other net is connected they've already reset this and perhaps even gotten |
| 1269 | // a positive report we don't want to overwrite, but if not we need to clear this now |
| 1270 | // to turn our cellular sig strength white |
| 1271 | mDefaultInetConditionPublished = 0; |
| 1272 | } |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1273 | intent.putExtra(ConnectivityManager.EXTRA_OTHER_NETWORK_INFO, switchTo); |
| 1274 | } else { |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1275 | mDefaultInetConditionPublished = 0; |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1276 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1277 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1278 | } |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1279 | |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1280 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1281 | sendStickyBroadcast(intent); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1282 | /* |
| 1283 | * If the failover network is already connected, then immediately send |
| 1284 | * out a followup broadcast indicating successful failover |
| 1285 | */ |
| 1286 | if (newNet != null && newNet.getNetworkInfo().isConnected()) { |
| 1287 | sendConnectedBroadcast(newNet.getNetworkInfo()); |
| 1288 | } |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1289 | } |
| 1290 | |
| 1291 | private void sendStickyBroadcast(Intent intent) { |
| 1292 | synchronized(this) { |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1293 | if (!mSystemReady) { |
| 1294 | mInitialBroadcast = new Intent(intent); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1295 | } |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1296 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
| 1297 | mContext.sendStickyBroadcast(intent); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1298 | } |
| 1299 | } |
| 1300 | |
| 1301 | void systemReady() { |
| 1302 | synchronized(this) { |
| 1303 | mSystemReady = true; |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1304 | if (mInitialBroadcast != null) { |
| 1305 | mContext.sendStickyBroadcast(mInitialBroadcast); |
| 1306 | mInitialBroadcast = null; |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1307 | } |
| 1308 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1309 | } |
| 1310 | |
| 1311 | private void handleConnect(NetworkInfo info) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1312 | int type = info.getType(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1313 | |
| 1314 | // snapshot isFailover, because sendConnectedBroadcast() resets it |
| 1315 | boolean isFailover = info.isFailover(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1316 | NetworkStateTracker thisNet = mNetTrackers[type]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1317 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1318 | // if this is a default net and other default is running |
| 1319 | // kill the one not preferred |
| 1320 | if (mNetAttributes[type].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1321 | if (mActiveDefaultNetwork != -1 && mActiveDefaultNetwork != type) { |
| 1322 | if ((type != mNetworkPreference && |
| 1323 | mNetAttributes[mActiveDefaultNetwork].mPriority > |
| 1324 | mNetAttributes[type].mPriority) || |
| 1325 | mNetworkPreference == mActiveDefaultNetwork) { |
| 1326 | // don't accept this one |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1327 | if (DBG) Slog.v(TAG, "Not broadcasting CONNECT_ACTION " + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1328 | "to torn down network " + info.getTypeName()); |
| 1329 | teardown(thisNet); |
| 1330 | return; |
| 1331 | } else { |
| 1332 | // tear down the other |
| 1333 | NetworkStateTracker otherNet = |
| 1334 | mNetTrackers[mActiveDefaultNetwork]; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1335 | if (DBG) Slog.v(TAG, "Policy requires " + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1336 | otherNet.getNetworkInfo().getTypeName() + |
| 1337 | " teardown"); |
| 1338 | if (!teardown(otherNet)) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1339 | Slog.e(TAG, "Network declined teardown request"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1340 | return; |
| 1341 | } |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1342 | } |
| 1343 | } |
| 1344 | synchronized (ConnectivityService.this) { |
| 1345 | // have a new default network, release the transition wakelock in a second |
| 1346 | // if it's held. The second pause is to allow apps to reconnect over the |
| 1347 | // new network |
| 1348 | if (mNetTransitionWakeLock.isHeld()) { |
| 1349 | mHandler.sendMessageDelayed(mHandler.obtainMessage( |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 1350 | EVENT_CLEAR_NET_TRANSITION_WAKELOCK, |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1351 | mNetTransitionWakeLockSerialNumber, 0), |
| 1352 | 1000); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1353 | } |
| 1354 | } |
| 1355 | mActiveDefaultNetwork = type; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1356 | // this will cause us to come up initially as unconnected and switching |
| 1357 | // to connected after our normal pause unless somebody reports us as reall |
| 1358 | // disconnected |
| 1359 | mDefaultInetConditionPublished = 0; |
| 1360 | mDefaultConnectionSequence++; |
| 1361 | mInetConditionChangeInFlight = false; |
| 1362 | // Don't do this - if we never sign in stay, grey |
| 1363 | //reportNetworkCondition(mActiveDefaultNetwork, 100); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1364 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1365 | thisNet.setTeardownRequested(false); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1366 | updateNetworkSettings(thisNet); |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1367 | handleConnectivityChange(type); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1368 | sendConnectedBroadcast(info); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1369 | } |
| 1370 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1371 | /** |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1372 | * After a change in the connectivity state of a network. We're mainly |
| 1373 | * concerned with making sure that the list of DNS servers is set up |
| 1374 | * according to which networks are connected, and ensuring that the |
| 1375 | * right routing table entries exist. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1376 | */ |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1377 | private void handleConnectivityChange(int netType) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1378 | /* |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1379 | * If a non-default network is enabled, add the host routes that |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1380 | * will allow it's DNS servers to be accessed. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1381 | */ |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1382 | handleDnsConfigurationChange(netType); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1383 | |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1384 | if (mNetTrackers[netType].getNetworkInfo().isConnected()) { |
| 1385 | if (mNetAttributes[netType].isDefault()) { |
| 1386 | addDefaultRoute(mNetTrackers[netType]); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1387 | } else { |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1388 | addPrivateDnsRoutes(mNetTrackers[netType]); |
| 1389 | } |
| 1390 | } else { |
| 1391 | if (mNetAttributes[netType].isDefault()) { |
| 1392 | removeDefaultRoute(mNetTrackers[netType]); |
| 1393 | } else { |
| 1394 | removePrivateDnsRoutes(mNetTrackers[netType]); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1395 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1396 | } |
| 1397 | } |
| 1398 | |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1399 | private void addPrivateDnsRoutes(NetworkStateTracker nt) { |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1400 | boolean privateDnsRouteSet = nt.isPrivateDnsRouteSet(); |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1401 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1402 | if (p == null) return; |
| 1403 | String interfaceName = p.getInterfaceName(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1404 | |
| 1405 | if (DBG) { |
| 1406 | Slog.d(TAG, "addPrivateDnsRoutes for " + nt + |
| 1407 | "(" + interfaceName + ") - mPrivateDnsRouteSet = " + privateDnsRouteSet); |
| 1408 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1409 | if (interfaceName != null && !privateDnsRouteSet) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1410 | Collection<InetAddress> dnsList = p.getDnses(); |
| 1411 | for (InetAddress dns : dnsList) { |
| 1412 | if (DBG) Slog.d(TAG, " adding " + dns); |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 1413 | NetworkUtils.addHostRoute(interfaceName, dns, null); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1414 | } |
| 1415 | nt.privateDnsRouteSet(true); |
| 1416 | } |
| 1417 | } |
| 1418 | |
| 1419 | private void removePrivateDnsRoutes(NetworkStateTracker nt) { |
| 1420 | // TODO - we should do this explicitly but the NetUtils api doesnt |
| 1421 | // support this yet - must remove all. No worse than before |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1422 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1423 | if (p == null) return; |
| 1424 | String interfaceName = p.getInterfaceName(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1425 | boolean privateDnsRouteSet = nt.isPrivateDnsRouteSet(); |
| 1426 | if (interfaceName != null && privateDnsRouteSet) { |
| 1427 | if (DBG) { |
| 1428 | Slog.d(TAG, "removePrivateDnsRoutes for " + nt.getNetworkInfo().getTypeName() + |
| 1429 | " (" + interfaceName + ")"); |
| 1430 | } |
| 1431 | NetworkUtils.removeHostRoutes(interfaceName); |
| 1432 | nt.privateDnsRouteSet(false); |
| 1433 | } |
| 1434 | } |
| 1435 | |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1436 | |
| 1437 | private void addDefaultRoute(NetworkStateTracker nt) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1438 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1439 | if (p == null) return; |
| 1440 | String interfaceName = p.getInterfaceName(); |
| 1441 | InetAddress defaultGatewayAddr = p.getGateway(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1442 | |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1443 | if ((interfaceName != null) && (defaultGatewayAddr != null )) { |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 1444 | if (!NetworkUtils.addDefaultRoute(interfaceName, defaultGatewayAddr) && DBG) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1445 | NetworkInfo networkInfo = nt.getNetworkInfo(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1446 | Slog.d(TAG, "addDefaultRoute for " + networkInfo.getTypeName() + |
| 1447 | " (" + interfaceName + "), GatewayAddr=" + defaultGatewayAddr); |
| 1448 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1449 | } |
| 1450 | } |
| 1451 | |
| 1452 | |
| 1453 | public void removeDefaultRoute(NetworkStateTracker nt) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1454 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1455 | if (p == null) return; |
| 1456 | String interfaceName = p.getInterfaceName(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1457 | |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1458 | if (interfaceName != null) { |
| 1459 | if ((NetworkUtils.removeDefaultRoute(interfaceName) >= 0) && DBG) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1460 | NetworkInfo networkInfo = nt.getNetworkInfo(); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1461 | Slog.d(TAG, "removeDefaultRoute for " + networkInfo.getTypeName() + " (" + |
| 1462 | interfaceName + ")"); |
| 1463 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1464 | } |
| 1465 | } |
| 1466 | |
| 1467 | /** |
| 1468 | * Reads the network specific TCP buffer sizes from SystemProperties |
| 1469 | * net.tcp.buffersize.[default|wifi|umts|edge|gprs] and set them for system |
| 1470 | * wide use |
| 1471 | */ |
| 1472 | public void updateNetworkSettings(NetworkStateTracker nt) { |
| 1473 | String key = nt.getTcpBufferSizesPropName(); |
| 1474 | String bufferSizes = SystemProperties.get(key); |
| 1475 | |
| 1476 | if (bufferSizes.length() == 0) { |
| 1477 | Slog.e(TAG, key + " not found in system properties. Using defaults"); |
| 1478 | |
| 1479 | // Setting to default values so we won't be stuck to previous values |
| 1480 | key = "net.tcp.buffersize.default"; |
| 1481 | bufferSizes = SystemProperties.get(key); |
| 1482 | } |
| 1483 | |
| 1484 | // Set values in kernel |
| 1485 | if (bufferSizes.length() != 0) { |
| 1486 | if (DBG) { |
| 1487 | Slog.v(TAG, "Setting TCP values: [" + bufferSizes |
| 1488 | + "] which comes from [" + key + "]"); |
| 1489 | } |
| 1490 | setBufferSize(bufferSizes); |
| 1491 | } |
| 1492 | } |
| 1493 | |
| 1494 | /** |
| 1495 | * Writes TCP buffer sizes to /sys/kernel/ipv4/tcp_[r/w]mem_[min/def/max] |
| 1496 | * which maps to /proc/sys/net/ipv4/tcp_rmem and tcpwmem |
| 1497 | * |
| 1498 | * @param bufferSizes in the format of "readMin, readInitial, readMax, |
| 1499 | * writeMin, writeInitial, writeMax" |
| 1500 | */ |
| 1501 | private void setBufferSize(String bufferSizes) { |
| 1502 | try { |
| 1503 | String[] values = bufferSizes.split(","); |
| 1504 | |
| 1505 | if (values.length == 6) { |
| 1506 | final String prefix = "/sys/kernel/ipv4/tcp_"; |
| 1507 | stringToFile(prefix + "rmem_min", values[0]); |
| 1508 | stringToFile(prefix + "rmem_def", values[1]); |
| 1509 | stringToFile(prefix + "rmem_max", values[2]); |
| 1510 | stringToFile(prefix + "wmem_min", values[3]); |
| 1511 | stringToFile(prefix + "wmem_def", values[4]); |
| 1512 | stringToFile(prefix + "wmem_max", values[5]); |
| 1513 | } else { |
| 1514 | Slog.e(TAG, "Invalid buffersize string: " + bufferSizes); |
| 1515 | } |
| 1516 | } catch (IOException e) { |
| 1517 | Slog.e(TAG, "Can't set tcp buffer sizes:" + e); |
| 1518 | } |
| 1519 | } |
| 1520 | |
| 1521 | /** |
| 1522 | * Writes string to file. Basically same as "echo -n $string > $filename" |
| 1523 | * |
| 1524 | * @param filename |
| 1525 | * @param string |
| 1526 | * @throws IOException |
| 1527 | */ |
| 1528 | private void stringToFile(String filename, String string) throws IOException { |
| 1529 | FileWriter out = new FileWriter(filename); |
| 1530 | try { |
| 1531 | out.write(string); |
| 1532 | } finally { |
| 1533 | out.close(); |
| 1534 | } |
| 1535 | } |
| 1536 | |
| 1537 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1538 | /** |
| 1539 | * Adjust the per-process dns entries (net.dns<x>.<pid>) based |
| 1540 | * on the highest priority active net which this process requested. |
| 1541 | * If there aren't any, clear it out |
| 1542 | */ |
| 1543 | private void reassessPidDns(int myPid, boolean doBump) |
| 1544 | { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1545 | if (DBG) Slog.d(TAG, "reassessPidDns for pid " + myPid); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1546 | for(int i : mPriorityList) { |
| 1547 | if (mNetAttributes[i].isDefault()) { |
| 1548 | continue; |
| 1549 | } |
| 1550 | NetworkStateTracker nt = mNetTrackers[i]; |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1551 | if (nt.getNetworkInfo().isConnected() && |
| 1552 | !nt.isTeardownRequested()) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1553 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1554 | if (p == null) continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1555 | List pids = mNetRequestersPids[i]; |
| 1556 | for (int j=0; j<pids.size(); j++) { |
| 1557 | Integer pid = (Integer)pids.get(j); |
| 1558 | if (pid.intValue() == myPid) { |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1559 | Collection<InetAddress> dnses = p.getDnses(); |
| 1560 | writePidDns(dnses, myPid); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1561 | if (doBump) { |
| 1562 | bumpDns(); |
| 1563 | } |
| 1564 | return; |
| 1565 | } |
| 1566 | } |
| 1567 | } |
| 1568 | } |
| 1569 | // nothing found - delete |
| 1570 | for (int i = 1; ; i++) { |
| 1571 | String prop = "net.dns" + i + "." + myPid; |
| 1572 | if (SystemProperties.get(prop).length() == 0) { |
| 1573 | if (doBump) { |
| 1574 | bumpDns(); |
| 1575 | } |
| 1576 | return; |
| 1577 | } |
| 1578 | SystemProperties.set(prop, ""); |
| 1579 | } |
| 1580 | } |
| 1581 | |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1582 | private void writePidDns(Collection <InetAddress> dnses, int pid) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1583 | int j = 1; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1584 | for (InetAddress dns : dnses) { |
| 1585 | SystemProperties.set("net.dns" + j++ + "." + pid, dns.getHostAddress()); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1586 | } |
| 1587 | } |
| 1588 | |
| 1589 | private void bumpDns() { |
| 1590 | /* |
| 1591 | * Bump the property that tells the name resolver library to reread |
| 1592 | * the DNS server list from the properties. |
| 1593 | */ |
| 1594 | String propVal = SystemProperties.get("net.dnschange"); |
| 1595 | int n = 0; |
| 1596 | if (propVal.length() != 0) { |
| 1597 | try { |
| 1598 | n = Integer.parseInt(propVal); |
| 1599 | } catch (NumberFormatException e) {} |
| 1600 | } |
| 1601 | SystemProperties.set("net.dnschange", "" + (n+1)); |
| 1602 | } |
| 1603 | |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1604 | private void handleDnsConfigurationChange(int netType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1605 | // add default net's dns entries |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1606 | NetworkStateTracker nt = mNetTrackers[netType]; |
| 1607 | if (nt != null && nt.getNetworkInfo().isConnected() && !nt.isTeardownRequested()) { |
Robert Greenwalt | 37e65eb | 2010-08-30 10:56:47 -0700 | [diff] [blame] | 1608 | LinkProperties p = nt.getLinkProperties(); |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1609 | if (p == null) return; |
| 1610 | Collection<InetAddress> dnses = p.getDnses(); |
| 1611 | if (mNetAttributes[netType].isDefault()) { |
| 1612 | int j = 1; |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1613 | if (dnses.size() == 0 && mDefaultDns != null) { |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1614 | if (DBG) { |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1615 | Slog.d(TAG, "no dns provided - using " + mDefaultDns.getHostAddress()); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1616 | } |
Robert Greenwalt | e90aa5e | 2010-09-01 11:34:05 -0700 | [diff] [blame] | 1617 | SystemProperties.set("net.dns1", mDefaultDns.getHostAddress()); |
| 1618 | j++; |
| 1619 | } else { |
| 1620 | for (InetAddress dns : dnses) { |
| 1621 | if (DBG) { |
| 1622 | Slog.d(TAG, "adding dns " + dns + " for " + |
| 1623 | nt.getNetworkInfo().getTypeName()); |
| 1624 | } |
| 1625 | SystemProperties.set("net.dns" + j++, dns.getHostAddress()); |
| 1626 | } |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1627 | } |
| 1628 | for (int k=j ; k<mNumDnsEntries; k++) { |
| 1629 | if (DBG) Slog.d(TAG, "erasing net.dns" + k); |
| 1630 | SystemProperties.set("net.dns" + k, ""); |
| 1631 | } |
| 1632 | mNumDnsEntries = j; |
| 1633 | } else { |
| 1634 | // set per-pid dns for attached secondary nets |
| 1635 | List pids = mNetRequestersPids[netType]; |
| 1636 | for (int y=0; y< pids.size(); y++) { |
| 1637 | Integer pid = (Integer)pids.get(y); |
| 1638 | writePidDns(dnses, pid.intValue()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1639 | } |
| 1640 | } |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1641 | bumpDns(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1642 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1643 | } |
| 1644 | |
| 1645 | private int getRestoreDefaultNetworkDelay() { |
| 1646 | String restoreDefaultNetworkDelayStr = SystemProperties.get( |
| 1647 | NETWORK_RESTORE_DELAY_PROP_NAME); |
| 1648 | if(restoreDefaultNetworkDelayStr != null && |
| 1649 | restoreDefaultNetworkDelayStr.length() != 0) { |
| 1650 | try { |
| 1651 | return Integer.valueOf(restoreDefaultNetworkDelayStr); |
| 1652 | } catch (NumberFormatException e) { |
| 1653 | } |
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 | return RESTORE_DEFAULT_NETWORK_DELAY; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1656 | } |
| 1657 | |
| 1658 | @Override |
| 1659 | protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1660 | if (mContext.checkCallingOrSelfPermission( |
| 1661 | android.Manifest.permission.DUMP) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1662 | != PackageManager.PERMISSION_GRANTED) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1663 | pw.println("Permission Denial: can't dump ConnectivityService " + |
| 1664 | "from from pid=" + Binder.getCallingPid() + ", uid=" + |
| 1665 | Binder.getCallingUid()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1666 | return; |
| 1667 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1668 | pw.println(); |
| 1669 | for (NetworkStateTracker nst : mNetTrackers) { |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 1670 | if (nst != null) { |
| 1671 | if (nst.getNetworkInfo().isConnected()) { |
| 1672 | pw.println("Active network: " + nst.getNetworkInfo(). |
| 1673 | getTypeName()); |
| 1674 | } |
| 1675 | pw.println(nst.getNetworkInfo()); |
| 1676 | pw.println(nst); |
| 1677 | pw.println(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1678 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1679 | } |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 1680 | |
| 1681 | pw.println("Network Requester Pids:"); |
| 1682 | for (int net : mPriorityList) { |
| 1683 | String pidString = net + ": "; |
| 1684 | for (Object pid : mNetRequestersPids[net]) { |
| 1685 | pidString = pidString + pid.toString() + ", "; |
| 1686 | } |
| 1687 | pw.println(pidString); |
| 1688 | } |
| 1689 | pw.println(); |
| 1690 | |
| 1691 | pw.println("FeatureUsers:"); |
| 1692 | for (Object requester : mFeatureUsers) { |
| 1693 | pw.println(requester.toString()); |
| 1694 | } |
| 1695 | pw.println(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1696 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1697 | synchronized (this) { |
| 1698 | pw.println("NetworkTranstionWakeLock is currently " + |
| 1699 | (mNetTransitionWakeLock.isHeld() ? "" : "not ") + "held."); |
| 1700 | pw.println("It was last requested for "+mNetTransitionWakeLockCausedBy); |
| 1701 | } |
| 1702 | pw.println(); |
| 1703 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1704 | mTethering.dump(fd, pw, args); |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 1705 | |
| 1706 | if (mInetLog != null) { |
| 1707 | pw.println(); |
| 1708 | pw.println("Inet condition reports:"); |
| 1709 | for(int i = 0; i < mInetLog.size(); i++) { |
| 1710 | pw.println(mInetLog.get(i)); |
| 1711 | } |
| 1712 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1713 | } |
| 1714 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1715 | // must be stateless - things change under us. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1716 | private class MyHandler extends Handler { |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 1717 | public MyHandler(Looper looper) { |
| 1718 | super(looper); |
| 1719 | } |
| 1720 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1721 | @Override |
| 1722 | public void handleMessage(Message msg) { |
| 1723 | NetworkInfo info; |
| 1724 | switch (msg.what) { |
| 1725 | case NetworkStateTracker.EVENT_STATE_CHANGED: |
| 1726 | info = (NetworkInfo) msg.obj; |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1727 | int type = info.getType(); |
| 1728 | NetworkInfo.State state = info.getState(); |
Robert Greenwalt | 6e6dec2 | 2010-01-25 16:14:00 -0800 | [diff] [blame] | 1729 | // only do this optimization for wifi. It going into scan mode for location |
| 1730 | // services generates alot of noise. Meanwhile the mms apn won't send out |
| 1731 | // subsequent notifications when on default cellular because it never |
| 1732 | // disconnects.. so only do this to wifi notifications. Fixed better when the |
| 1733 | // APN notifications are standardized. |
| 1734 | if (mNetAttributes[type].mLastState == state && |
| 1735 | mNetAttributes[type].mRadio == ConnectivityManager.TYPE_WIFI) { |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1736 | if (DBG) { |
Robert Greenwalt | 6e6dec2 | 2010-01-25 16:14:00 -0800 | [diff] [blame] | 1737 | // TODO - remove this after we validate the dropping doesn't break |
| 1738 | // anything |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1739 | Slog.d(TAG, "Dropping ConnectivityChange for " + |
Robert Greenwalt | 1193ae4 | 2010-01-13 09:36:31 -0800 | [diff] [blame] | 1740 | info.getTypeName() + ": " + |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1741 | state + "/" + info.getDetailedState()); |
| 1742 | } |
| 1743 | return; |
| 1744 | } |
| 1745 | mNetAttributes[type].mLastState = state; |
| 1746 | |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1747 | if (DBG) Slog.d(TAG, "ConnectivityChange for " + |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1748 | info.getTypeName() + ": " + |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1749 | state + "/" + info.getDetailedState()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1750 | |
| 1751 | // Connectivity state changed: |
| 1752 | // [31-13] Reserved for future use |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1753 | // [12-9] Network subtype (for mobile network, as defined |
| 1754 | // by TelephonyManager) |
| 1755 | // [8-3] Detailed state ordinal (as defined by |
| 1756 | // NetworkInfo.DetailedState) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1757 | // [2-0] Network type (as defined by ConnectivityManager) |
| 1758 | int eventLogParam = (info.getType() & 0x7) | |
| 1759 | ((info.getDetailedState().ordinal() & 0x3f) << 3) | |
| 1760 | (info.getSubtype() << 9); |
Doug Zongker | ab5c49c | 2009-12-04 10:31:43 -0800 | [diff] [blame] | 1761 | EventLog.writeEvent(EventLogTags.CONNECTIVITY_STATE_CHANGED, |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1762 | eventLogParam); |
| 1763 | |
| 1764 | if (info.getDetailedState() == |
| 1765 | NetworkInfo.DetailedState.FAILED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1766 | handleConnectionFailure(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1767 | } else if (state == NetworkInfo.State.DISCONNECTED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1768 | handleDisconnect(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1769 | } else if (state == NetworkInfo.State.SUSPENDED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1770 | // TODO: need to think this over. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1771 | // the logic here is, handle SUSPENDED the same as |
| 1772 | // DISCONNECTED. The only difference being we are |
| 1773 | // broadcasting an intent with NetworkInfo that's |
| 1774 | // suspended. This allows the applications an |
| 1775 | // opportunity to handle DISCONNECTED and SUSPENDED |
| 1776 | // differently, or not. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1777 | handleDisconnect(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1778 | } else if (state == NetworkInfo.State.CONNECTED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1779 | handleConnect(info); |
| 1780 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1781 | break; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1782 | case NetworkStateTracker.EVENT_CONFIGURATION_CHANGED: |
Robert Greenwalt | c76b8fa | 2010-07-23 15:46:26 -0700 | [diff] [blame] | 1783 | // TODO - make this handle ip/proxy/gateway/dns changes |
| 1784 | info = (NetworkInfo) msg.obj; |
| 1785 | type = info.getType(); |
| 1786 | handleDnsConfigurationChange(type); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1787 | break; |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 1788 | case EVENT_CLEAR_NET_TRANSITION_WAKELOCK: |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1789 | String causedBy = null; |
| 1790 | synchronized (ConnectivityService.this) { |
| 1791 | if (msg.arg1 == mNetTransitionWakeLockSerialNumber && |
| 1792 | mNetTransitionWakeLock.isHeld()) { |
| 1793 | mNetTransitionWakeLock.release(); |
| 1794 | causedBy = mNetTransitionWakeLockCausedBy; |
| 1795 | } |
| 1796 | } |
| 1797 | if (causedBy != null) { |
| 1798 | Slog.d(TAG, "NetTransition Wakelock for " + |
| 1799 | causedBy + " released by timeout"); |
| 1800 | } |
Robert Greenwalt | 057d5e9 | 2010-09-09 14:05:10 -0700 | [diff] [blame] | 1801 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1802 | case EVENT_RESTORE_DEFAULT_NETWORK: |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1803 | FeatureUser u = (FeatureUser)msg.obj; |
| 1804 | u.expire(); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1805 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1806 | case EVENT_INET_CONDITION_CHANGE: |
| 1807 | { |
| 1808 | int netType = msg.arg1; |
| 1809 | int condition = msg.arg2; |
| 1810 | handleInetConditionChange(netType, condition); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1811 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1812 | } |
| 1813 | case EVENT_INET_CONDITION_HOLD_END: |
| 1814 | { |
| 1815 | int netType = msg.arg1; |
| 1816 | int sequence = msg.arg2; |
| 1817 | handleInetConditionHoldEnd(netType, sequence); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1818 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1819 | } |
| 1820 | case EVENT_SET_NETWORK_PREFERENCE: |
| 1821 | { |
| 1822 | int preference = msg.arg1; |
| 1823 | handleSetNetworkPreference(preference); |
| 1824 | break; |
| 1825 | } |
| 1826 | case EVENT_SET_BACKGROUND_DATA: |
| 1827 | { |
| 1828 | boolean enabled = (msg.arg1 == ENABLED); |
| 1829 | handleSetBackgroundData(enabled); |
| 1830 | break; |
| 1831 | } |
| 1832 | case EVENT_SET_MOBILE_DATA: |
| 1833 | { |
| 1834 | boolean enabled = (msg.arg1 == ENABLED); |
| 1835 | handleSetMobileData(enabled); |
| 1836 | break; |
| 1837 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1838 | } |
| 1839 | } |
| 1840 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1841 | |
| 1842 | // javadoc from interface |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1843 | public int tether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1844 | enforceTetherChangePermission(); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1845 | |
| 1846 | if (isTetheringSupported()) { |
| 1847 | return mTethering.tether(iface); |
| 1848 | } else { |
| 1849 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 1850 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1851 | } |
| 1852 | |
| 1853 | // javadoc from interface |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1854 | public int untether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1855 | enforceTetherChangePermission(); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1856 | |
| 1857 | if (isTetheringSupported()) { |
| 1858 | return mTethering.untether(iface); |
| 1859 | } else { |
| 1860 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 1861 | } |
| 1862 | } |
| 1863 | |
| 1864 | // javadoc from interface |
| 1865 | public int getLastTetherError(String iface) { |
| 1866 | enforceTetherAccessPermission(); |
| 1867 | |
| 1868 | if (isTetheringSupported()) { |
| 1869 | return mTethering.getLastTetherError(iface); |
| 1870 | } else { |
| 1871 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 1872 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1873 | } |
| 1874 | |
| 1875 | // TODO - proper iface API for selection by property, inspection, etc |
| 1876 | public String[] getTetherableUsbRegexs() { |
| 1877 | enforceTetherAccessPermission(); |
| 1878 | if (isTetheringSupported()) { |
| 1879 | return mTethering.getTetherableUsbRegexs(); |
| 1880 | } else { |
| 1881 | return new String[0]; |
| 1882 | } |
| 1883 | } |
| 1884 | |
| 1885 | public String[] getTetherableWifiRegexs() { |
| 1886 | enforceTetherAccessPermission(); |
| 1887 | if (isTetheringSupported()) { |
| 1888 | return mTethering.getTetherableWifiRegexs(); |
| 1889 | } else { |
| 1890 | return new String[0]; |
| 1891 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1892 | } |
| 1893 | |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 1894 | public String[] getTetherableBluetoothRegexs() { |
| 1895 | enforceTetherAccessPermission(); |
| 1896 | if (isTetheringSupported()) { |
| 1897 | return mTethering.getTetherableBluetoothRegexs(); |
| 1898 | } else { |
| 1899 | return new String[0]; |
| 1900 | } |
| 1901 | } |
| 1902 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1903 | // TODO - move iface listing, queries, etc to new module |
| 1904 | // javadoc from interface |
| 1905 | public String[] getTetherableIfaces() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1906 | enforceTetherAccessPermission(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1907 | return mTethering.getTetherableIfaces(); |
| 1908 | } |
| 1909 | |
| 1910 | public String[] getTetheredIfaces() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1911 | enforceTetherAccessPermission(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1912 | return mTethering.getTetheredIfaces(); |
| 1913 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1914 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1915 | public String[] getTetheringErroredIfaces() { |
| 1916 | enforceTetherAccessPermission(); |
| 1917 | return mTethering.getErroredIfaces(); |
| 1918 | } |
| 1919 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1920 | // if ro.tether.denied = true we default to no tethering |
| 1921 | // gservices could set the secure setting to 1 though to enable it on a build where it |
| 1922 | // had previously been turned off. |
| 1923 | public boolean isTetheringSupported() { |
| 1924 | enforceTetherAccessPermission(); |
| 1925 | int defaultVal = (SystemProperties.get("ro.tether.denied").equals("true") ? 0 : 1); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1926 | boolean tetherEnabledInSettings = (Settings.Secure.getInt(mContext.getContentResolver(), |
| 1927 | Settings.Secure.TETHER_SUPPORTED, defaultVal) != 0); |
| 1928 | return tetherEnabledInSettings && mTetheringConfigValid; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1929 | } |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1930 | |
| 1931 | // An API NetworkStateTrackers can call when they lose their network. |
| 1932 | // This will automatically be cleared after X seconds or a network becomes CONNECTED, |
| 1933 | // whichever happens first. The timer is started by the first caller and not |
| 1934 | // restarted by subsequent callers. |
| 1935 | public void requestNetworkTransitionWakelock(String forWhom) { |
| 1936 | enforceConnectivityInternalPermission(); |
| 1937 | synchronized (this) { |
| 1938 | if (mNetTransitionWakeLock.isHeld()) return; |
| 1939 | mNetTransitionWakeLockSerialNumber++; |
| 1940 | mNetTransitionWakeLock.acquire(); |
| 1941 | mNetTransitionWakeLockCausedBy = forWhom; |
| 1942 | } |
| 1943 | mHandler.sendMessageDelayed(mHandler.obtainMessage( |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 1944 | EVENT_CLEAR_NET_TRANSITION_WAKELOCK, |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1945 | mNetTransitionWakeLockSerialNumber, 0), |
| 1946 | mNetTransitionWakeLockTimeout); |
| 1947 | return; |
| 1948 | } |
Robert Greenwalt | ca4306c | 2010-09-09 13:15:32 -0700 | [diff] [blame] | 1949 | |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1950 | // 100 percent is full good, 0 is full bad. |
| 1951 | public void reportInetCondition(int networkType, int percentage) { |
| 1952 | if (DBG) Slog.d(TAG, "reportNetworkCondition(" + networkType + ", " + percentage + ")"); |
| 1953 | mContext.enforceCallingOrSelfPermission( |
| 1954 | android.Manifest.permission.STATUS_BAR, |
| 1955 | "ConnectivityService"); |
| 1956 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 1957 | if (DBG) { |
| 1958 | int pid = getCallingPid(); |
| 1959 | int uid = getCallingUid(); |
| 1960 | String s = pid + "(" + uid + ") reports inet is " + |
| 1961 | (percentage > 50 ? "connected" : "disconnected") + " (" + percentage + ") on " + |
| 1962 | "network Type " + networkType + " at " + GregorianCalendar.getInstance().getTime(); |
| 1963 | mInetLog.add(s); |
| 1964 | while(mInetLog.size() > INET_CONDITION_LOG_MAX_SIZE) { |
| 1965 | mInetLog.remove(0); |
| 1966 | } |
| 1967 | } |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1968 | mHandler.sendMessage(mHandler.obtainMessage( |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1969 | EVENT_INET_CONDITION_CHANGE, networkType, percentage)); |
| 1970 | } |
| 1971 | |
| 1972 | private void handleInetConditionChange(int netType, int condition) { |
| 1973 | if (DBG) { |
| 1974 | Slog.d(TAG, "Inet connectivity change, net=" + |
| 1975 | netType + ", condition=" + condition + |
| 1976 | ",mActiveDefaultNetwork=" + mActiveDefaultNetwork); |
| 1977 | } |
| 1978 | if (mActiveDefaultNetwork == -1) { |
| 1979 | if (DBG) Slog.d(TAG, "no active default network - aborting"); |
| 1980 | return; |
| 1981 | } |
| 1982 | if (mActiveDefaultNetwork != netType) { |
| 1983 | if (DBG) Slog.d(TAG, "given net not default - aborting"); |
| 1984 | return; |
| 1985 | } |
| 1986 | mDefaultInetCondition = condition; |
| 1987 | int delay; |
| 1988 | if (mInetConditionChangeInFlight == false) { |
| 1989 | if (DBG) Slog.d(TAG, "starting a change hold"); |
| 1990 | // setup a new hold to debounce this |
| 1991 | if (mDefaultInetCondition > 50) { |
| 1992 | delay = Settings.Secure.getInt(mContext.getContentResolver(), |
| 1993 | Settings.Secure.INET_CONDITION_DEBOUNCE_UP_DELAY, 500); |
| 1994 | } else { |
| 1995 | delay = Settings.Secure.getInt(mContext.getContentResolver(), |
| 1996 | Settings.Secure.INET_CONDITION_DEBOUNCE_DOWN_DELAY, 3000); |
| 1997 | } |
| 1998 | mInetConditionChangeInFlight = true; |
| 1999 | mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_INET_CONDITION_HOLD_END, |
| 2000 | mActiveDefaultNetwork, mDefaultConnectionSequence), delay); |
| 2001 | } else { |
| 2002 | // we've set the new condition, when this hold ends that will get |
| 2003 | // picked up |
| 2004 | if (DBG) Slog.d(TAG, "currently in hold - not setting new end evt"); |
| 2005 | } |
| 2006 | } |
| 2007 | |
| 2008 | private void handleInetConditionHoldEnd(int netType, int sequence) { |
| 2009 | if (DBG) { |
| 2010 | Slog.d(TAG, "Inet hold end, net=" + netType + |
| 2011 | ", condition =" + mDefaultInetCondition + |
| 2012 | ", published condition =" + mDefaultInetConditionPublished); |
| 2013 | } |
| 2014 | mInetConditionChangeInFlight = false; |
| 2015 | |
| 2016 | if (mActiveDefaultNetwork == -1) { |
| 2017 | if (DBG) Slog.d(TAG, "no active default network - aborting"); |
| 2018 | return; |
| 2019 | } |
| 2020 | if (mDefaultConnectionSequence != sequence) { |
| 2021 | if (DBG) Slog.d(TAG, "event hold for obsolete network - aborting"); |
| 2022 | return; |
| 2023 | } |
| 2024 | if (mDefaultInetConditionPublished == mDefaultInetCondition) { |
| 2025 | if (DBG) Slog.d(TAG, "no change in condition - aborting"); |
| 2026 | return; |
| 2027 | } |
| 2028 | NetworkInfo networkInfo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo(); |
| 2029 | if (networkInfo.isConnected() == false) { |
| 2030 | if (DBG) Slog.d(TAG, "default network not connected - aborting"); |
| 2031 | return; |
| 2032 | } |
| 2033 | mDefaultInetConditionPublished = mDefaultInetCondition; |
| 2034 | sendInetConditionBroadcast(networkInfo); |
| 2035 | return; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 2036 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2037 | } |