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; |
| 29 | import android.net.NetworkStateTracker; |
| 30 | import android.net.wifi.WifiStateTracker; |
| 31 | import android.os.Binder; |
| 32 | import android.os.Handler; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 33 | import android.os.IBinder; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 34 | import android.os.Looper; |
| 35 | import android.os.Message; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 36 | import android.os.RemoteException; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 37 | import android.os.ServiceManager; |
| 38 | import android.os.SystemProperties; |
| 39 | import android.provider.Settings; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 40 | import android.text.TextUtils; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 41 | import android.util.EventLog; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 42 | import android.util.Slog; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 43 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 44 | import com.android.internal.telephony.Phone; |
| 45 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 46 | import com.android.server.connectivity.Tethering; |
| 47 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 48 | import java.io.FileDescriptor; |
| 49 | import java.io.PrintWriter; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 50 | import java.util.ArrayList; |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 51 | import java.util.GregorianCalendar; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 52 | import java.util.List; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 53 | |
| 54 | /** |
| 55 | * @hide |
| 56 | */ |
| 57 | public class ConnectivityService extends IConnectivityManager.Stub { |
| 58 | |
Dianne Hackborn | cef65ee | 2010-09-30 18:27:22 -0700 | [diff] [blame] | 59 | private static final boolean DBG = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 60 | private static final String TAG = "ConnectivityService"; |
| 61 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 62 | // how long to wait before switching back to a radio's default network |
| 63 | private static final int RESTORE_DEFAULT_NETWORK_DELAY = 1 * 60 * 1000; |
| 64 | // system property that can override the above value |
| 65 | private static final String NETWORK_RESTORE_DELAY_PROP_NAME = |
| 66 | "android.telephony.apn-restore"; |
| 67 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 68 | |
| 69 | private Tethering mTethering; |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 70 | private boolean mTetheringConfigValid = false; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 71 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 72 | /** |
| 73 | * Sometimes we want to refer to the individual network state |
| 74 | * trackers separately, and sometimes we just want to treat them |
| 75 | * abstractly. |
| 76 | */ |
| 77 | private NetworkStateTracker mNetTrackers[]; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 78 | |
| 79 | /** |
| 80 | * A per Net list of the PID's that requested access to the net |
| 81 | * used both as a refcount and for per-PID DNS selection |
| 82 | */ |
| 83 | private List mNetRequestersPids[]; |
| 84 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 85 | // priority order of the nettrackers |
| 86 | // (excluding dynamically set mNetworkPreference) |
| 87 | // TODO - move mNetworkTypePreference into this |
| 88 | private int[] mPriorityList; |
| 89 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 90 | private Context mContext; |
| 91 | private int mNetworkPreference; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 92 | private int mActiveDefaultNetwork = -1; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 93 | // 0 is full bad, 100 is full good |
| 94 | private int mDefaultInetCondition = 0; |
| 95 | private int mDefaultInetConditionPublished = 0; |
| 96 | private boolean mInetConditionChangeInFlight = false; |
| 97 | private int mDefaultConnectionSequence = 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 98 | |
| 99 | private int mNumDnsEntries; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 100 | |
| 101 | private boolean mTestMode; |
| 102 | private static ConnectivityService sServiceInstance; |
| 103 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 104 | private static final int ENABLED = 1; |
| 105 | private static final int DISABLED = 0; |
| 106 | |
| 107 | // Share the event space with NetworkStateTracker (which can't see this |
| 108 | // internal class but sends us events). If you change these, change |
| 109 | // NetworkStateTracker.java too. |
| 110 | private static final int MIN_NETWORK_STATE_TRACKER_EVENT = 1; |
| 111 | private static final int MAX_NETWORK_STATE_TRACKER_EVENT = 100; |
| 112 | |
| 113 | /** |
| 114 | * used internally as a delayed event to make us switch back to the |
| 115 | * default network |
| 116 | */ |
| 117 | private static final int EVENT_RESTORE_DEFAULT_NETWORK = |
| 118 | MAX_NETWORK_STATE_TRACKER_EVENT + 1; |
| 119 | |
| 120 | /** |
| 121 | * used internally to change our mobile data enabled flag |
| 122 | */ |
| 123 | private static final int EVENT_CHANGE_MOBILE_DATA_ENABLED = |
| 124 | MAX_NETWORK_STATE_TRACKER_EVENT + 2; |
| 125 | |
| 126 | /** |
| 127 | * used internally to change our network preference setting |
| 128 | * arg1 = networkType to prefer |
| 129 | */ |
| 130 | private static final int EVENT_SET_NETWORK_PREFERENCE = |
| 131 | MAX_NETWORK_STATE_TRACKER_EVENT + 3; |
| 132 | |
| 133 | /** |
| 134 | * used internally to synchronize inet condition reports |
| 135 | * arg1 = networkType |
| 136 | * arg2 = condition (0 bad, 100 good) |
| 137 | */ |
| 138 | private static final int EVENT_INET_CONDITION_CHANGE = |
| 139 | MAX_NETWORK_STATE_TRACKER_EVENT + 4; |
| 140 | |
| 141 | /** |
| 142 | * used internally to mark the end of inet condition hold periods |
| 143 | * arg1 = networkType |
| 144 | */ |
| 145 | private static final int EVENT_INET_CONDITION_HOLD_END = |
| 146 | MAX_NETWORK_STATE_TRACKER_EVENT + 5; |
| 147 | |
| 148 | /** |
| 149 | * used internally to set the background data preference |
| 150 | * arg1 = TRUE for enabled, FALSE for disabled |
| 151 | */ |
| 152 | private static final int EVENT_SET_BACKGROUND_DATA = |
| 153 | MAX_NETWORK_STATE_TRACKER_EVENT + 6; |
| 154 | |
| 155 | /** |
| 156 | * used internally to set enable/disable cellular data |
| 157 | * arg1 = ENBALED or DISABLED |
| 158 | */ |
| 159 | private static final int EVENT_SET_MOBILE_DATA = |
| 160 | MAX_NETWORK_STATE_TRACKER_EVENT + 7; |
| 161 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 162 | private Handler mHandler; |
| 163 | |
| 164 | // list of DeathRecipients used to make sure features are turned off when |
| 165 | // a process dies |
| 166 | private List mFeatureUsers; |
| 167 | |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 168 | private boolean mSystemReady; |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 169 | private Intent mInitialBroadcast; |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 170 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 171 | // used in DBG mode to track inet condition reports |
| 172 | private static final int INET_CONDITION_LOG_MAX_SIZE = 15; |
| 173 | private ArrayList mInetLog; |
| 174 | |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 175 | private static class NetworkAttributes { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 176 | /** |
| 177 | * Class for holding settings read from resources. |
| 178 | */ |
| 179 | public String mName; |
| 180 | public int mType; |
| 181 | public int mRadio; |
| 182 | public int mPriority; |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 183 | public NetworkInfo.State mLastState; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 184 | public NetworkAttributes(String init) { |
| 185 | String fragments[] = init.split(","); |
| 186 | mName = fragments[0].toLowerCase(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 187 | mType = Integer.parseInt(fragments[1]); |
| 188 | mRadio = Integer.parseInt(fragments[2]); |
| 189 | mPriority = Integer.parseInt(fragments[3]); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 190 | mLastState = NetworkInfo.State.UNKNOWN; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 191 | } |
| 192 | public boolean isDefault() { |
| 193 | return (mType == mRadio); |
| 194 | } |
| 195 | } |
| 196 | NetworkAttributes[] mNetAttributes; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 197 | int mNetworksDefined; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 198 | |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 199 | private static class RadioAttributes { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 200 | public int mSimultaneity; |
| 201 | public int mType; |
| 202 | public RadioAttributes(String init) { |
| 203 | String fragments[] = init.split(","); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 204 | mType = Integer.parseInt(fragments[0]); |
| 205 | mSimultaneity = Integer.parseInt(fragments[1]); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 206 | } |
| 207 | } |
| 208 | RadioAttributes[] mRadioAttributes; |
| 209 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 210 | private static class ConnectivityThread extends Thread { |
| 211 | private Context mContext; |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 212 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 213 | private ConnectivityThread(Context context) { |
| 214 | super("ConnectivityThread"); |
| 215 | mContext = context; |
| 216 | } |
| 217 | |
| 218 | @Override |
| 219 | public void run() { |
| 220 | Looper.prepare(); |
| 221 | synchronized (this) { |
| 222 | sServiceInstance = new ConnectivityService(mContext); |
| 223 | notifyAll(); |
| 224 | } |
| 225 | Looper.loop(); |
| 226 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 227 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 228 | public static ConnectivityService getServiceInstance(Context context) { |
| 229 | ConnectivityThread thread = new ConnectivityThread(context); |
| 230 | thread.start(); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 231 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 232 | synchronized (thread) { |
| 233 | while (sServiceInstance == null) { |
| 234 | try { |
| 235 | // Wait until sServiceInstance has been initialized. |
| 236 | thread.wait(); |
| 237 | } catch (InterruptedException ignore) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 238 | Slog.e(TAG, |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 239 | "Unexpected InterruptedException while waiting"+ |
| 240 | " for ConnectivityService thread"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 241 | } |
| 242 | } |
| 243 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 244 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 245 | return sServiceInstance; |
| 246 | } |
| 247 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 248 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 249 | public static ConnectivityService getInstance(Context context) { |
| 250 | return ConnectivityThread.getServiceInstance(context); |
| 251 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 252 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 253 | private ConnectivityService(Context context) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 254 | if (DBG) Slog.v(TAG, "ConnectivityService starting up"); |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 255 | |
| 256 | // setup our unique device name |
| 257 | String id = Settings.Secure.getString(context.getContentResolver(), |
| 258 | Settings.Secure.ANDROID_ID); |
| 259 | if (id != null && id.length() > 0) { |
| 260 | String name = new String("android_").concat(id); |
| 261 | SystemProperties.set("net.hostname", name); |
| 262 | } |
| 263 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 264 | mContext = context; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 265 | mNetTrackers = new NetworkStateTracker[ |
| 266 | ConnectivityManager.MAX_NETWORK_TYPE+1]; |
| 267 | mHandler = new MyHandler(); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 268 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 269 | mNetworkPreference = getPersistedNetworkPreference(); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 270 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 271 | mRadioAttributes = new RadioAttributes[ConnectivityManager.MAX_RADIO_TYPE+1]; |
| 272 | mNetAttributes = new NetworkAttributes[ConnectivityManager.MAX_NETWORK_TYPE+1]; |
| 273 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 274 | // Load device network attributes from resources |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 275 | String[] raStrings = context.getResources().getStringArray( |
| 276 | com.android.internal.R.array.radioAttributes); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 277 | for (String raString : raStrings) { |
| 278 | RadioAttributes r = new RadioAttributes(raString); |
| 279 | if (r.mType > ConnectivityManager.MAX_RADIO_TYPE) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 280 | 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] | 281 | continue; |
| 282 | } |
| 283 | if (mRadioAttributes[r.mType] != null) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 284 | Slog.e(TAG, "Error in radioAttributes - ignoring attempt to redefine type " + |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 285 | r.mType); |
| 286 | continue; |
| 287 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 288 | mRadioAttributes[r.mType] = r; |
| 289 | } |
| 290 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 291 | String[] naStrings = context.getResources().getStringArray( |
| 292 | com.android.internal.R.array.networkAttributes); |
| 293 | for (String naString : naStrings) { |
| 294 | try { |
| 295 | NetworkAttributes n = new NetworkAttributes(naString); |
| 296 | if (n.mType > ConnectivityManager.MAX_NETWORK_TYPE) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 297 | Slog.e(TAG, "Error in networkAttributes - ignoring attempt to define type " + |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 298 | n.mType); |
| 299 | continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 300 | } |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 301 | if (mNetAttributes[n.mType] != null) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 302 | Slog.e(TAG, "Error in networkAttributes - ignoring attempt to redefine type " + |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 303 | n.mType); |
| 304 | continue; |
| 305 | } |
| 306 | if (mRadioAttributes[n.mRadio] == null) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 307 | Slog.e(TAG, "Error in networkAttributes - ignoring attempt to use undefined " + |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 308 | "radio " + n.mRadio + " in network type " + n.mType); |
| 309 | continue; |
| 310 | } |
| 311 | mNetAttributes[n.mType] = n; |
| 312 | mNetworksDefined++; |
| 313 | } catch(Exception e) { |
| 314 | // ignore it - leave the entry null |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 315 | } |
| 316 | } |
| 317 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 318 | // high priority first |
| 319 | mPriorityList = new int[mNetworksDefined]; |
| 320 | { |
| 321 | int insertionPoint = mNetworksDefined-1; |
| 322 | int currentLowest = 0; |
| 323 | int nextLowest = 0; |
| 324 | while (insertionPoint > -1) { |
| 325 | for (NetworkAttributes na : mNetAttributes) { |
| 326 | if (na == null) continue; |
| 327 | if (na.mPriority < currentLowest) continue; |
| 328 | if (na.mPriority > currentLowest) { |
| 329 | if (na.mPriority < nextLowest || nextLowest == 0) { |
| 330 | nextLowest = na.mPriority; |
| 331 | } |
| 332 | continue; |
| 333 | } |
| 334 | mPriorityList[insertionPoint--] = na.mType; |
| 335 | } |
| 336 | currentLowest = nextLowest; |
| 337 | nextLowest = 0; |
| 338 | } |
| 339 | } |
| 340 | |
| 341 | mNetRequestersPids = new ArrayList[ConnectivityManager.MAX_NETWORK_TYPE+1]; |
| 342 | for (int i : mPriorityList) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 343 | mNetRequestersPids[i] = new ArrayList(); |
| 344 | } |
| 345 | |
| 346 | mFeatureUsers = new ArrayList(); |
| 347 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 348 | mNumDnsEntries = 0; |
| 349 | |
| 350 | mTestMode = SystemProperties.get("cm.test.mode").equals("true") |
| 351 | && SystemProperties.get("ro.build.type").equals("eng"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 352 | /* |
| 353 | * Create the network state trackers for Wi-Fi and mobile |
| 354 | * data. Maybe this could be done with a factory class, |
| 355 | * but it's not clear that it's worth it, given that |
| 356 | * the number of different network types is not going |
| 357 | * to change very often. |
| 358 | */ |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 359 | boolean noMobileData = !getMobileDataEnabled(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 360 | for (int netType : mPriorityList) { |
| 361 | switch (mNetAttributes[netType].mRadio) { |
| 362 | case ConnectivityManager.TYPE_WIFI: |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 363 | if (DBG) Slog.v(TAG, "Starting Wifi Service."); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 364 | WifiStateTracker wst = new WifiStateTracker(context, mHandler); |
| 365 | WifiService wifiService = new WifiService(context, wst); |
| 366 | ServiceManager.addService(Context.WIFI_SERVICE, wifiService); |
Irfan Sheriff | 7b00978 | 2010-03-11 16:37:45 -0800 | [diff] [blame] | 367 | wifiService.startWifi(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 368 | mNetTrackers[ConnectivityManager.TYPE_WIFI] = wst; |
| 369 | wst.startMonitoring(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 370 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 371 | break; |
| 372 | case ConnectivityManager.TYPE_MOBILE: |
| 373 | mNetTrackers[netType] = new MobileDataStateTracker(context, mHandler, |
| 374 | netType, mNetAttributes[netType].mName); |
| 375 | mNetTrackers[netType].startMonitoring(); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 376 | if (noMobileData) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 377 | if (DBG) Slog.d(TAG, "tearing down Mobile networks due to setting"); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 378 | mNetTrackers[netType].teardown(); |
| 379 | } |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 380 | break; |
| 381 | default: |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 382 | 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] | 383 | mNetAttributes[netType].mRadio); |
| 384 | continue; |
| 385 | } |
| 386 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 387 | |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 388 | mTethering = new Tethering(mContext, mHandler.getLooper()); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 389 | mTetheringConfigValid = (((mNetTrackers[ConnectivityManager.TYPE_MOBILE_DUN] != null) || |
| 390 | !mTethering.isDunRequired()) && |
| 391 | (mTethering.getTetherableUsbRegexs().length != 0 || |
| 392 | mTethering.getTetherableWifiRegexs().length != 0) && |
| 393 | mTethering.getUpstreamIfaceRegexs().length != 0); |
| 394 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 395 | if (DBG) { |
| 396 | mInetLog = new ArrayList(); |
| 397 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 398 | } |
| 399 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 400 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 401 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 402 | * Sets the preferred network. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 403 | * @param preference the new preference |
| 404 | */ |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 405 | public void setNetworkPreference(int preference) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 406 | enforceChangePermission(); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 407 | |
| 408 | 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] | 409 | } |
| 410 | |
| 411 | public int getNetworkPreference() { |
| 412 | enforceAccessPermission(); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 413 | int preference; |
| 414 | synchronized(this) { |
| 415 | preference = mNetworkPreference; |
| 416 | } |
| 417 | return preference; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 418 | } |
| 419 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 420 | private void handleSetNetworkPreference(int preference) { |
| 421 | if (ConnectivityManager.isNetworkTypeValid(preference) && |
| 422 | mNetAttributes[preference] != null && |
| 423 | mNetAttributes[preference].isDefault()) { |
| 424 | if (mNetworkPreference != preference) { |
| 425 | final ContentResolver cr = mContext.getContentResolver(); |
| 426 | Settings.Secure.putInt(cr, Settings.Secure.NETWORK_PREFERENCE, preference); |
| 427 | synchronized(this) { |
| 428 | mNetworkPreference = preference; |
| 429 | } |
| 430 | enforcePreference(); |
| 431 | } |
| 432 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 433 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 434 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 435 | private int getPersistedNetworkPreference() { |
| 436 | final ContentResolver cr = mContext.getContentResolver(); |
| 437 | |
| 438 | final int networkPrefSetting = Settings.Secure |
| 439 | .getInt(cr, Settings.Secure.NETWORK_PREFERENCE, -1); |
| 440 | if (networkPrefSetting != -1) { |
| 441 | return networkPrefSetting; |
| 442 | } |
| 443 | |
| 444 | return ConnectivityManager.DEFAULT_NETWORK_PREFERENCE; |
| 445 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 446 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 447 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 448 | * 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] | 449 | * In this method, we only tear down a non-preferred network. Establishing |
| 450 | * a connection to the preferred network is taken care of when we handle |
| 451 | * the disconnect event from the non-preferred network |
| 452 | * (see {@link #handleDisconnect(NetworkInfo)}). |
| 453 | */ |
| 454 | private void enforcePreference() { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 455 | if (mNetTrackers[mNetworkPreference].getNetworkInfo().isConnected()) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 456 | return; |
| 457 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 458 | if (!mNetTrackers[mNetworkPreference].isAvailable()) |
| 459 | return; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 460 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 461 | for (int t=0; t <= ConnectivityManager.MAX_RADIO_TYPE; t++) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 462 | if (t != mNetworkPreference && mNetTrackers[t] != null && |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 463 | mNetTrackers[t].getNetworkInfo().isConnected()) { |
Robert Greenwalt | ec9fe46 | 2009-08-20 15:25:14 -0700 | [diff] [blame] | 464 | if (DBG) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 465 | Slog.d(TAG, "tearing down " + |
Robert Greenwalt | ec9fe46 | 2009-08-20 15:25:14 -0700 | [diff] [blame] | 466 | mNetTrackers[t].getNetworkInfo() + |
| 467 | " in enforcePreference"); |
| 468 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 469 | teardown(mNetTrackers[t]); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 470 | } |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | private boolean teardown(NetworkStateTracker netTracker) { |
| 475 | if (netTracker.teardown()) { |
| 476 | netTracker.setTeardownRequested(true); |
| 477 | return true; |
| 478 | } else { |
| 479 | return false; |
| 480 | } |
| 481 | } |
| 482 | |
| 483 | /** |
| 484 | * Return NetworkInfo for the active (i.e., connected) network interface. |
| 485 | * It is assumed that at most one network is active at a time. If more |
| 486 | * than one is active, it is indeterminate which will be returned. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 487 | * @return the info for the active network, or {@code null} if none is |
| 488 | * active |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 489 | */ |
| 490 | public NetworkInfo getActiveNetworkInfo() { |
| 491 | enforceAccessPermission(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 492 | for (int type=0; type <= ConnectivityManager.MAX_NETWORK_TYPE; type++) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 493 | if (mNetAttributes[type] == null || !mNetAttributes[type].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 494 | continue; |
| 495 | } |
| 496 | NetworkStateTracker t = mNetTrackers[type]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 497 | NetworkInfo info = t.getNetworkInfo(); |
| 498 | if (info.isConnected()) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 499 | if (DBG && type != mActiveDefaultNetwork) Slog.e(TAG, |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 500 | "connected default network is not " + |
| 501 | "mActiveDefaultNetwork!"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 502 | return info; |
| 503 | } |
| 504 | } |
| 505 | return null; |
| 506 | } |
| 507 | |
| 508 | public NetworkInfo getNetworkInfo(int networkType) { |
| 509 | enforceAccessPermission(); |
| 510 | if (ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 511 | NetworkStateTracker t = mNetTrackers[networkType]; |
| 512 | if (t != null) |
| 513 | return t.getNetworkInfo(); |
| 514 | } |
| 515 | return null; |
| 516 | } |
| 517 | |
| 518 | public NetworkInfo[] getAllNetworkInfo() { |
| 519 | enforceAccessPermission(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 520 | NetworkInfo[] result = new NetworkInfo[mNetworksDefined]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 521 | int i = 0; |
| 522 | for (NetworkStateTracker t : mNetTrackers) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 523 | if(t != null) result[i++] = t.getNetworkInfo(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 524 | } |
| 525 | return result; |
| 526 | } |
| 527 | |
| 528 | public boolean setRadios(boolean turnOn) { |
| 529 | boolean result = true; |
| 530 | enforceChangePermission(); |
| 531 | for (NetworkStateTracker t : mNetTrackers) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 532 | if (t != null) result = t.setRadio(turnOn) && result; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 533 | } |
| 534 | return result; |
| 535 | } |
| 536 | |
| 537 | public boolean setRadio(int netType, boolean turnOn) { |
| 538 | enforceChangePermission(); |
| 539 | if (!ConnectivityManager.isNetworkTypeValid(netType)) { |
| 540 | return false; |
| 541 | } |
| 542 | NetworkStateTracker tracker = mNetTrackers[netType]; |
| 543 | return tracker != null && tracker.setRadio(turnOn); |
| 544 | } |
| 545 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 546 | /** |
| 547 | * Used to notice when the calling process dies so we can self-expire |
| 548 | * |
| 549 | * Also used to know if the process has cleaned up after itself when |
| 550 | * our auto-expire timer goes off. The timer has a link to an object. |
| 551 | * |
| 552 | */ |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 553 | private class FeatureUser implements IBinder.DeathRecipient { |
| 554 | int mNetworkType; |
| 555 | String mFeature; |
| 556 | IBinder mBinder; |
| 557 | int mPid; |
| 558 | int mUid; |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 559 | long mCreateTime; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 560 | |
| 561 | FeatureUser(int type, String feature, IBinder binder) { |
| 562 | super(); |
| 563 | mNetworkType = type; |
| 564 | mFeature = feature; |
| 565 | mBinder = binder; |
| 566 | mPid = getCallingPid(); |
| 567 | mUid = getCallingUid(); |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 568 | mCreateTime = System.currentTimeMillis(); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 569 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 570 | try { |
| 571 | mBinder.linkToDeath(this, 0); |
| 572 | } catch (RemoteException e) { |
| 573 | binderDied(); |
| 574 | } |
| 575 | } |
| 576 | |
| 577 | void unlinkDeathRecipient() { |
| 578 | mBinder.unlinkToDeath(this, 0); |
| 579 | } |
| 580 | |
| 581 | public void binderDied() { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 582 | Slog.d(TAG, "ConnectivityService FeatureUser binderDied(" + |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 583 | mNetworkType + ", " + mFeature + ", " + mBinder + "), created " + |
| 584 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 585 | stopUsingNetworkFeature(this, false); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 586 | } |
| 587 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 588 | public void expire() { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 589 | Slog.d(TAG, "ConnectivityService FeatureUser expire(" + |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 590 | mNetworkType + ", " + mFeature + ", " + mBinder +"), created " + |
| 591 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 592 | stopUsingNetworkFeature(this, false); |
| 593 | } |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 594 | |
| 595 | public String toString() { |
| 596 | return "FeatureUser("+mNetworkType+","+mFeature+","+mPid+","+mUid+"), created " + |
| 597 | (System.currentTimeMillis() - mCreateTime) + " mSec ago"; |
| 598 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 599 | } |
| 600 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 601 | // javadoc from interface |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 602 | public int startUsingNetworkFeature(int networkType, String feature, |
| 603 | IBinder binder) { |
| 604 | if (DBG) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 605 | Slog.d(TAG, "startUsingNetworkFeature for net " + networkType + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 606 | ": " + feature); |
| 607 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 608 | enforceChangePermission(); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 609 | if (!ConnectivityManager.isNetworkTypeValid(networkType) || |
| 610 | mNetAttributes[networkType] == null) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 611 | return Phone.APN_REQUEST_FAILED; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 612 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 613 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 614 | FeatureUser f = new FeatureUser(networkType, feature, binder); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 615 | |
| 616 | // TODO - move this into the MobileDataStateTracker |
| 617 | int usedNetworkType = networkType; |
| 618 | if(networkType == ConnectivityManager.TYPE_MOBILE) { |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 619 | if (!getMobileDataEnabled()) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 620 | if (DBG) Slog.d(TAG, "requested special network with data disabled - rejected"); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 621 | return Phone.APN_TYPE_NOT_AVAILABLE; |
| 622 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 623 | if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_MMS)) { |
| 624 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_MMS; |
| 625 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_SUPL)) { |
| 626 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_SUPL; |
| 627 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_DUN)) { |
| 628 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_DUN; |
| 629 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_HIPRI)) { |
| 630 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_HIPRI; |
| 631 | } |
| 632 | } |
| 633 | NetworkStateTracker network = mNetTrackers[usedNetworkType]; |
| 634 | if (network != null) { |
| 635 | if (usedNetworkType != networkType) { |
| 636 | Integer currentPid = new Integer(getCallingPid()); |
| 637 | |
| 638 | NetworkStateTracker radio = mNetTrackers[networkType]; |
| 639 | NetworkInfo ni = network.getNetworkInfo(); |
| 640 | |
| 641 | if (ni.isAvailable() == false) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 642 | if (DBG) Slog.d(TAG, "special network not available"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 643 | return Phone.APN_TYPE_NOT_AVAILABLE; |
| 644 | } |
| 645 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 646 | synchronized(this) { |
| 647 | mFeatureUsers.add(f); |
| 648 | if (!mNetRequestersPids[usedNetworkType].contains(currentPid)) { |
| 649 | // this gets used for per-pid dns when connected |
| 650 | mNetRequestersPids[usedNetworkType].add(currentPid); |
| 651 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 652 | } |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 653 | mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_RESTORE_DEFAULT_NETWORK, |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 654 | f), getRestoreDefaultNetworkDelay()); |
| 655 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 656 | |
Robert Greenwalt | a64bf83 | 2009-08-19 20:19:33 -0700 | [diff] [blame] | 657 | if ((ni.isConnectedOrConnecting() == true) && |
| 658 | !network.isTeardownRequested()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 659 | if (ni.isConnected() == true) { |
| 660 | // add the pid-specific dns |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 661 | handleDnsConfigurationChange(networkType); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 662 | if (DBG) Slog.d(TAG, "special network already active"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 663 | return Phone.APN_ALREADY_ACTIVE; |
| 664 | } |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 665 | if (DBG) Slog.d(TAG, "special network already connecting"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 666 | return Phone.APN_REQUEST_STARTED; |
| 667 | } |
| 668 | |
| 669 | // check if the radio in play can make another contact |
| 670 | // assume if cannot for now |
| 671 | |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 672 | if (DBG) Slog.d(TAG, "reconnecting to special network"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 673 | network.reconnect(); |
| 674 | return Phone.APN_REQUEST_STARTED; |
| 675 | } else { |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 676 | synchronized(this) { |
| 677 | mFeatureUsers.add(f); |
| 678 | } |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 679 | mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_RESTORE_DEFAULT_NETWORK, |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 680 | f), getRestoreDefaultNetworkDelay()); |
| 681 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 682 | return network.startUsingNetworkFeature(feature, |
| 683 | getCallingPid(), getCallingUid()); |
| 684 | } |
| 685 | } |
| 686 | return Phone.APN_TYPE_NOT_AVAILABLE; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 687 | } |
| 688 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 689 | // javadoc from interface |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 690 | public int stopUsingNetworkFeature(int networkType, String feature) { |
Robert Greenwalt | b8f1634 | 2009-10-06 17:52:40 -0700 | [diff] [blame] | 691 | enforceChangePermission(); |
| 692 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 693 | int pid = getCallingPid(); |
| 694 | int uid = getCallingUid(); |
| 695 | |
| 696 | FeatureUser u = null; |
| 697 | boolean found = false; |
| 698 | |
| 699 | synchronized(this) { |
| 700 | for (int i = 0; i < mFeatureUsers.size() ; i++) { |
| 701 | u = (FeatureUser)mFeatureUsers.get(i); |
| 702 | if (uid == u.mUid && pid == u.mPid && |
| 703 | networkType == u.mNetworkType && |
| 704 | TextUtils.equals(feature, u.mFeature)) { |
| 705 | found = true; |
| 706 | break; |
| 707 | } |
| 708 | } |
| 709 | } |
| 710 | if (found && u != null) { |
| 711 | // stop regardless of how many other time this proc had called start |
| 712 | return stopUsingNetworkFeature(u, true); |
| 713 | } else { |
| 714 | // none found! |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 715 | if (DBG) Slog.d(TAG, "ignoring stopUsingNetworkFeature - not a live request"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 716 | return 1; |
| 717 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 718 | } |
| 719 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 720 | private int stopUsingNetworkFeature(FeatureUser u, boolean ignoreDups) { |
| 721 | int networkType = u.mNetworkType; |
| 722 | String feature = u.mFeature; |
| 723 | int pid = u.mPid; |
| 724 | int uid = u.mUid; |
| 725 | |
| 726 | NetworkStateTracker tracker = null; |
| 727 | boolean callTeardown = false; // used to carry our decision outside of sync block |
| 728 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 729 | if (DBG) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 730 | Slog.d(TAG, "stopUsingNetworkFeature for net " + networkType + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 731 | ": " + feature); |
| 732 | } |
Robert Greenwalt | b8f1634 | 2009-10-06 17:52:40 -0700 | [diff] [blame] | 733 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 734 | if (!ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 735 | return -1; |
| 736 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 737 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 738 | // need to link the mFeatureUsers list with the mNetRequestersPids state in this |
| 739 | // sync block |
| 740 | synchronized(this) { |
| 741 | // check if this process still has an outstanding start request |
| 742 | if (!mFeatureUsers.contains(u)) { |
Robert Greenwalt | 78a640a | 2010-03-10 16:10:43 -0800 | [diff] [blame] | 743 | if (DBG) Slog.d(TAG, "ignoring - this process has no outstanding requests"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 744 | return 1; |
| 745 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 746 | u.unlinkDeathRecipient(); |
| 747 | mFeatureUsers.remove(mFeatureUsers.indexOf(u)); |
| 748 | // If we care about duplicate requests, check for that here. |
| 749 | // |
| 750 | // This is done to support the extension of a request - the app |
| 751 | // can request we start the network feature again and renew the |
| 752 | // auto-shutoff delay. Normal "stop" calls from the app though |
| 753 | // do not pay attention to duplicate requests - in effect the |
| 754 | // API does not refcount and a single stop will counter multiple starts. |
| 755 | if (ignoreDups == false) { |
| 756 | for (int i = 0; i < mFeatureUsers.size() ; i++) { |
| 757 | FeatureUser x = (FeatureUser)mFeatureUsers.get(i); |
| 758 | if (x.mUid == u.mUid && x.mPid == u.mPid && |
| 759 | x.mNetworkType == u.mNetworkType && |
| 760 | TextUtils.equals(x.mFeature, u.mFeature)) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 761 | if (DBG) Slog.d(TAG, "ignoring stopUsingNetworkFeature as dup is found"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 762 | return 1; |
| 763 | } |
| 764 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 765 | } |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 766 | |
| 767 | // TODO - move to MobileDataStateTracker |
| 768 | int usedNetworkType = networkType; |
| 769 | if (networkType == ConnectivityManager.TYPE_MOBILE) { |
| 770 | if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_MMS)) { |
| 771 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_MMS; |
| 772 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_SUPL)) { |
| 773 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_SUPL; |
| 774 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_DUN)) { |
| 775 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_DUN; |
| 776 | } else if (TextUtils.equals(feature, Phone.FEATURE_ENABLE_HIPRI)) { |
| 777 | usedNetworkType = ConnectivityManager.TYPE_MOBILE_HIPRI; |
| 778 | } |
| 779 | } |
| 780 | tracker = mNetTrackers[usedNetworkType]; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 781 | if (tracker == null) { |
Robert Greenwalt | 78a640a | 2010-03-10 16:10:43 -0800 | [diff] [blame] | 782 | 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] | 783 | return -1; |
| 784 | } |
| 785 | if (usedNetworkType != networkType) { |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 786 | Integer currentPid = new Integer(pid); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 787 | mNetRequestersPids[usedNetworkType].remove(currentPid); |
Robert Greenwalt | 421c72b | 2009-12-17 14:54:59 -0800 | [diff] [blame] | 788 | reassessPidDns(pid, true); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 789 | if (mNetRequestersPids[usedNetworkType].size() != 0) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 790 | if (DBG) Slog.d(TAG, "not tearing down special network - " + |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 791 | "others still using it"); |
| 792 | return 1; |
| 793 | } |
| 794 | callTeardown = true; |
| 795 | } |
| 796 | } |
Robert Greenwalt | 78a640a | 2010-03-10 16:10:43 -0800 | [diff] [blame] | 797 | if (DBG) Slog.d(TAG, "Doing network teardown"); |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 798 | if (callTeardown) { |
| 799 | tracker.teardown(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 800 | return 1; |
| 801 | } else { |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 802 | // do it the old fashioned way |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 803 | return tracker.stopUsingNetworkFeature(feature, pid, uid); |
| 804 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 805 | } |
| 806 | |
| 807 | /** |
| 808 | * Ensure that a network route exists to deliver traffic to the specified |
| 809 | * host via the specified network interface. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 810 | * @param networkType the type of the network over which traffic to the |
| 811 | * specified host is to be routed |
| 812 | * @param hostAddress the IP address of the host to which the route is |
| 813 | * desired |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 814 | * @return {@code true} on success, {@code false} on failure |
| 815 | */ |
| 816 | public boolean requestRouteToHost(int networkType, int hostAddress) { |
| 817 | enforceChangePermission(); |
| 818 | if (!ConnectivityManager.isNetworkTypeValid(networkType)) { |
| 819 | return false; |
| 820 | } |
| 821 | NetworkStateTracker tracker = mNetTrackers[networkType]; |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 822 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 823 | if (tracker == null || !tracker.getNetworkInfo().isConnected() || |
| 824 | tracker.isTeardownRequested()) { |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 825 | if (DBG) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 826 | Slog.d(TAG, "requestRouteToHost on down network (" + networkType + ") - dropped"); |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 827 | } |
| 828 | return false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 829 | } |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 830 | return tracker.requestRouteToHost(hostAddress); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 831 | } |
| 832 | |
| 833 | /** |
| 834 | * @see ConnectivityManager#getBackgroundDataSetting() |
| 835 | */ |
| 836 | public boolean getBackgroundDataSetting() { |
| 837 | return Settings.Secure.getInt(mContext.getContentResolver(), |
| 838 | Settings.Secure.BACKGROUND_DATA, 1) == 1; |
| 839 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 840 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 841 | /** |
| 842 | * @see ConnectivityManager#setBackgroundDataSetting(boolean) |
| 843 | */ |
| 844 | public void setBackgroundDataSetting(boolean allowBackgroundDataUsage) { |
| 845 | mContext.enforceCallingOrSelfPermission( |
| 846 | android.Manifest.permission.CHANGE_BACKGROUND_DATA_SETTING, |
| 847 | "ConnectivityService"); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 848 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 849 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_BACKGROUND_DATA, |
| 850 | (allowBackgroundDataUsage ? ENABLED : DISABLED), 0)); |
| 851 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 852 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 853 | private void handleSetBackgroundData(boolean enabled) { |
| 854 | if (enabled != getBackgroundDataSetting()) { |
| 855 | Settings.Secure.putInt(mContext.getContentResolver(), |
| 856 | Settings.Secure.BACKGROUND_DATA, enabled ? 1 : 0); |
| 857 | Intent broadcast = new Intent( |
| 858 | ConnectivityManager.ACTION_BACKGROUND_DATA_SETTING_CHANGED); |
| 859 | mContext.sendBroadcast(broadcast); |
| 860 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 861 | } |
| 862 | |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 863 | /** |
| 864 | * @see ConnectivityManager#getMobileDataEnabled() |
| 865 | */ |
| 866 | public boolean getMobileDataEnabled() { |
| 867 | enforceAccessPermission(); |
| 868 | boolean retVal = Settings.Secure.getInt(mContext.getContentResolver(), |
| 869 | Settings.Secure.MOBILE_DATA, 1) == 1; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 870 | if (DBG) Slog.d(TAG, "getMobileDataEnabled returning " + retVal); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 871 | return retVal; |
| 872 | } |
| 873 | |
| 874 | /** |
| 875 | * @see ConnectivityManager#setMobileDataEnabled(boolean) |
| 876 | */ |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 877 | public void setMobileDataEnabled(boolean enabled) { |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 878 | enforceChangePermission(); |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 879 | if (DBG) Slog.d(TAG, "setMobileDataEnabled(" + enabled + ")"); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 880 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 881 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_MOBILE_DATA, |
| 882 | (enabled ? ENABLED : DISABLED), 0)); |
| 883 | } |
| 884 | |
| 885 | private void handleSetMobileData(boolean enabled) { |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 886 | if (getMobileDataEnabled() == enabled) return; |
| 887 | |
| 888 | Settings.Secure.putInt(mContext.getContentResolver(), |
| 889 | Settings.Secure.MOBILE_DATA, enabled ? 1 : 0); |
| 890 | |
| 891 | if (enabled) { |
| 892 | if (mNetTrackers[ConnectivityManager.TYPE_MOBILE] != null) { |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 893 | if (DBG) { |
| 894 | Slog.d(TAG, "starting up " + mNetTrackers[ConnectivityManager.TYPE_MOBILE]); |
| 895 | } |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 896 | mNetTrackers[ConnectivityManager.TYPE_MOBILE].reconnect(); |
| 897 | } |
| 898 | } else { |
| 899 | for (NetworkStateTracker nt : mNetTrackers) { |
| 900 | if (nt == null) continue; |
| 901 | int netType = nt.getNetworkInfo().getType(); |
| 902 | if (mNetAttributes[netType].mRadio == ConnectivityManager.TYPE_MOBILE) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 903 | if (DBG) Slog.d(TAG, "tearing down " + nt); |
Robert Greenwalt | c03fa50 | 2010-02-23 18:58:05 -0800 | [diff] [blame] | 904 | nt.teardown(); |
| 905 | } |
| 906 | } |
| 907 | } |
| 908 | } |
| 909 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 910 | private int getNumConnectedNetworks() { |
| 911 | int numConnectedNets = 0; |
| 912 | |
| 913 | for (NetworkStateTracker nt : mNetTrackers) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 914 | if (nt != null && nt.getNetworkInfo().isConnected() && |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 915 | !nt.isTeardownRequested()) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 916 | ++numConnectedNets; |
| 917 | } |
| 918 | } |
| 919 | return numConnectedNets; |
| 920 | } |
| 921 | |
| 922 | private void enforceAccessPermission() { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 923 | mContext.enforceCallingOrSelfPermission( |
| 924 | android.Manifest.permission.ACCESS_NETWORK_STATE, |
| 925 | "ConnectivityService"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 926 | } |
| 927 | |
| 928 | private void enforceChangePermission() { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 929 | mContext.enforceCallingOrSelfPermission( |
| 930 | android.Manifest.permission.CHANGE_NETWORK_STATE, |
| 931 | "ConnectivityService"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 932 | } |
| 933 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 934 | // TODO Make this a special check when it goes public |
| 935 | private void enforceTetherChangePermission() { |
| 936 | mContext.enforceCallingOrSelfPermission( |
| 937 | android.Manifest.permission.CHANGE_NETWORK_STATE, |
| 938 | "ConnectivityService"); |
| 939 | } |
| 940 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 941 | private void enforceTetherAccessPermission() { |
| 942 | mContext.enforceCallingOrSelfPermission( |
| 943 | android.Manifest.permission.ACCESS_NETWORK_STATE, |
| 944 | "ConnectivityService"); |
| 945 | } |
| 946 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 947 | /** |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 948 | * Handle a {@code DISCONNECTED} event. If this pertains to the non-active |
| 949 | * network, we ignore it. If it is for the active network, we send out a |
| 950 | * broadcast. But first, we check whether it might be possible to connect |
| 951 | * to a different network. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 952 | * @param info the {@code NetworkInfo} for the network |
| 953 | */ |
| 954 | private void handleDisconnect(NetworkInfo info) { |
| 955 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 956 | int prevNetType = info.getType(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 957 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 958 | mNetTrackers[prevNetType].setTeardownRequested(false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 959 | /* |
| 960 | * If the disconnected network is not the active one, then don't report |
| 961 | * this as a loss of connectivity. What probably happened is that we're |
| 962 | * getting the disconnect for a network that we explicitly disabled |
| 963 | * in accordance with network preference policies. |
| 964 | */ |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 965 | if (!mNetAttributes[prevNetType].isDefault()) { |
| 966 | List pids = mNetRequestersPids[prevNetType]; |
| 967 | for (int i = 0; i<pids.size(); i++) { |
| 968 | Integer pid = (Integer)pids.get(i); |
| 969 | // will remove them because the net's no longer connected |
| 970 | // need to do this now as only now do we know the pids and |
| 971 | // can properly null things that are no longer referenced. |
| 972 | reassessPidDns(pid.intValue(), false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 973 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 974 | } |
| 975 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 976 | Intent intent = new Intent(ConnectivityManager.CONNECTIVITY_ACTION); |
| 977 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 978 | if (info.isFailover()) { |
| 979 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 980 | info.setFailover(false); |
| 981 | } |
| 982 | if (info.getReason() != null) { |
| 983 | intent.putExtra(ConnectivityManager.EXTRA_REASON, info.getReason()); |
| 984 | } |
| 985 | if (info.getExtraInfo() != null) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 986 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, |
| 987 | info.getExtraInfo()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 988 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 989 | |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 990 | NetworkStateTracker newNet = null; |
| 991 | if (mNetAttributes[prevNetType].isDefault()) { |
| 992 | newNet = tryFailover(prevNetType); |
| 993 | if (newNet != null) { |
| 994 | NetworkInfo switchTo = newNet.getNetworkInfo(); |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 995 | if (!switchTo.isConnected()) { |
| 996 | // if the other net is connected they've already reset this and perhaps even gotten |
| 997 | // a positive report we don't want to overwrite, but if not we need to clear this now |
| 998 | // to turn our cellular sig strength white |
| 999 | mDefaultInetConditionPublished = 0; |
| 1000 | } |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1001 | intent.putExtra(ConnectivityManager.EXTRA_OTHER_NETWORK_INFO, switchTo); |
| 1002 | } else { |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1003 | mDefaultInetConditionPublished = 0; // we're not connected anymore |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1004 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1005 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1006 | } |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1007 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1008 | // do this before we broadcast the change |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1009 | handleConnectivityChange(prevNetType); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1010 | |
| 1011 | sendStickyBroadcast(intent); |
| 1012 | /* |
| 1013 | * If the failover network is already connected, then immediately send |
| 1014 | * out a followup broadcast indicating successful failover |
| 1015 | */ |
| 1016 | if (newNet != null && newNet.getNetworkInfo().isConnected()) { |
| 1017 | sendConnectedBroadcast(newNet.getNetworkInfo()); |
| 1018 | } |
| 1019 | } |
| 1020 | |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1021 | // returns null if no failover available |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1022 | private NetworkStateTracker tryFailover(int prevNetType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1023 | /* |
| 1024 | * If this is a default network, check if other defaults are available |
| 1025 | * or active |
| 1026 | */ |
| 1027 | NetworkStateTracker newNet = null; |
| 1028 | if (mNetAttributes[prevNetType].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1029 | if (mActiveDefaultNetwork == prevNetType) { |
| 1030 | mActiveDefaultNetwork = -1; |
| 1031 | } |
| 1032 | |
| 1033 | int newType = -1; |
| 1034 | int newPriority = -1; |
Robert Greenwalt | 3542959 | 2010-02-25 12:04:29 -0800 | [diff] [blame] | 1035 | boolean noMobileData = !getMobileDataEnabled(); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1036 | for (int checkType=0; checkType <= ConnectivityManager.MAX_NETWORK_TYPE; checkType++) { |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1037 | if (checkType == prevNetType) continue; |
| 1038 | if (mNetAttributes[checkType] == null) continue; |
Robert Greenwalt | 3542959 | 2010-02-25 12:04:29 -0800 | [diff] [blame] | 1039 | if (mNetAttributes[checkType].mRadio == ConnectivityManager.TYPE_MOBILE && |
| 1040 | noMobileData) { |
Robert Greenwalt | 572172b | 2010-10-08 16:35:52 -0700 | [diff] [blame^] | 1041 | Slog.e(TAG, "not failing over to mobile type " + checkType + |
| 1042 | " because Mobile Data Disabled"); |
Robert Greenwalt | 3542959 | 2010-02-25 12:04:29 -0800 | [diff] [blame] | 1043 | continue; |
| 1044 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1045 | if (mNetAttributes[checkType].isDefault()) { |
| 1046 | /* TODO - if we have multiple nets we could use |
| 1047 | * we may want to put more thought into which we choose |
| 1048 | */ |
| 1049 | if (checkType == mNetworkPreference) { |
| 1050 | newType = checkType; |
| 1051 | break; |
| 1052 | } |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1053 | if (mNetAttributes[checkType].mPriority > newPriority) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1054 | newType = checkType; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 1055 | newPriority = mNetAttributes[newType].mPriority; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1056 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1057 | } |
| 1058 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1059 | |
| 1060 | if (newType != -1) { |
| 1061 | newNet = mNetTrackers[newType]; |
| 1062 | /** |
| 1063 | * See if the other network is available to fail over to. |
| 1064 | * If is not available, we enable it anyway, so that it |
| 1065 | * will be able to connect when it does become available, |
| 1066 | * but we report a total loss of connectivity rather than |
| 1067 | * report that we are attempting to fail over. |
| 1068 | */ |
| 1069 | if (newNet.isAvailable()) { |
| 1070 | NetworkInfo switchTo = newNet.getNetworkInfo(); |
| 1071 | switchTo.setFailover(true); |
Robert Greenwalt | a64bf83 | 2009-08-19 20:19:33 -0700 | [diff] [blame] | 1072 | if (!switchTo.isConnectedOrConnecting() || |
| 1073 | newNet.isTeardownRequested()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1074 | newNet.reconnect(); |
| 1075 | } |
| 1076 | if (DBG) { |
| 1077 | if (switchTo.isConnected()) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1078 | Slog.v(TAG, "Switching to already connected " + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1079 | switchTo.getTypeName()); |
| 1080 | } else { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1081 | Slog.v(TAG, "Attempting to switch to " + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1082 | switchTo.getTypeName()); |
| 1083 | } |
| 1084 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1085 | } else { |
| 1086 | newNet.reconnect(); |
Robert Greenwalt | f0fa39e | 2010-03-09 14:55:08 -0800 | [diff] [blame] | 1087 | newNet = null; // not officially avail.. try anyway, but |
| 1088 | // report no failover |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1089 | } |
Robert Greenwalt | 572172b | 2010-10-08 16:35:52 -0700 | [diff] [blame^] | 1090 | } else { |
| 1091 | Slog.e(TAG, "Network failover failing."); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1092 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1093 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1094 | |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1095 | return newNet; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1096 | } |
| 1097 | |
| 1098 | private void sendConnectedBroadcast(NetworkInfo info) { |
Robert Greenwalt | 1e9aac2 | 2010-09-15 17:36:33 -0700 | [diff] [blame] | 1099 | sendGeneralBroadcast(info, ConnectivityManager.CONNECTIVITY_ACTION); |
| 1100 | } |
| 1101 | |
| 1102 | private void sendInetConditionBroadcast(NetworkInfo info) { |
| 1103 | sendGeneralBroadcast(info, ConnectivityManager.INET_CONDITION_ACTION); |
| 1104 | } |
| 1105 | |
| 1106 | private void sendGeneralBroadcast(NetworkInfo info, String bcastType) { |
| 1107 | Intent intent = new Intent(bcastType); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1108 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1109 | if (info.isFailover()) { |
| 1110 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1111 | info.setFailover(false); |
| 1112 | } |
| 1113 | if (info.getReason() != null) { |
| 1114 | intent.putExtra(ConnectivityManager.EXTRA_REASON, info.getReason()); |
| 1115 | } |
| 1116 | if (info.getExtraInfo() != null) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1117 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, |
| 1118 | info.getExtraInfo()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1119 | } |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1120 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1121 | sendStickyBroadcast(intent); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1122 | } |
| 1123 | |
| 1124 | /** |
| 1125 | * Called when an attempt to fail over to another network has failed. |
| 1126 | * @param info the {@link NetworkInfo} for the failed network |
| 1127 | */ |
| 1128 | private void handleConnectionFailure(NetworkInfo info) { |
| 1129 | mNetTrackers[info.getType()].setTeardownRequested(false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1130 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1131 | String reason = info.getReason(); |
| 1132 | String extraInfo = info.getExtraInfo(); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1133 | |
Robert Greenwalt | 572172b | 2010-10-08 16:35:52 -0700 | [diff] [blame^] | 1134 | String reasonText; |
| 1135 | if (reason == null) { |
| 1136 | reasonText = "."; |
| 1137 | } else { |
| 1138 | reasonText = " (" + reason + ")."; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1139 | } |
Robert Greenwalt | 572172b | 2010-10-08 16:35:52 -0700 | [diff] [blame^] | 1140 | Slog.e(TAG, "Attempt to connect to " + info.getTypeName() + " failed" + reasonText); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1141 | |
| 1142 | Intent intent = new Intent(ConnectivityManager.CONNECTIVITY_ACTION); |
| 1143 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 1144 | if (getActiveNetworkInfo() == null) { |
| 1145 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1146 | } |
| 1147 | if (reason != null) { |
| 1148 | intent.putExtra(ConnectivityManager.EXTRA_REASON, reason); |
| 1149 | } |
| 1150 | if (extraInfo != null) { |
| 1151 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, extraInfo); |
| 1152 | } |
| 1153 | if (info.isFailover()) { |
| 1154 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1155 | info.setFailover(false); |
| 1156 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1157 | |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1158 | NetworkStateTracker newNet = null; |
| 1159 | if (mNetAttributes[info.getType()].isDefault()) { |
| 1160 | newNet = tryFailover(info.getType()); |
| 1161 | if (newNet != null) { |
| 1162 | NetworkInfo switchTo = newNet.getNetworkInfo(); |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1163 | if (!switchTo.isConnected()) { |
Robert Greenwalt | 572172b | 2010-10-08 16:35:52 -0700 | [diff] [blame^] | 1164 | // if the other net is connected they've already reset this and perhaps |
| 1165 | // even gotten a positive report we don't want to overwrite, but if not |
| 1166 | // we need to clear this now to turn our cellular sig strength white |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1167 | mDefaultInetConditionPublished = 0; |
| 1168 | } |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1169 | intent.putExtra(ConnectivityManager.EXTRA_OTHER_NETWORK_INFO, switchTo); |
| 1170 | } else { |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1171 | mDefaultInetConditionPublished = 0; |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1172 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 1173 | } |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1174 | } |
Robert Greenwalt | cc4b401 | 2010-01-25 17:54:29 -0800 | [diff] [blame] | 1175 | |
Robert Greenwalt | 029be81 | 2010-09-20 18:01:43 -0700 | [diff] [blame] | 1176 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1177 | sendStickyBroadcast(intent); |
Robert Greenwalt | da03c4e | 2010-01-20 19:29:41 -0800 | [diff] [blame] | 1178 | /* |
| 1179 | * If the failover network is already connected, then immediately send |
| 1180 | * out a followup broadcast indicating successful failover |
| 1181 | */ |
| 1182 | if (newNet != null && newNet.getNetworkInfo().isConnected()) { |
| 1183 | sendConnectedBroadcast(newNet.getNetworkInfo()); |
| 1184 | } |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1185 | } |
| 1186 | |
| 1187 | private void sendStickyBroadcast(Intent intent) { |
| 1188 | synchronized(this) { |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1189 | if (!mSystemReady) { |
| 1190 | mInitialBroadcast = new Intent(intent); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1191 | } |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1192 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
| 1193 | mContext.sendStickyBroadcast(intent); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1194 | } |
| 1195 | } |
| 1196 | |
| 1197 | void systemReady() { |
| 1198 | synchronized(this) { |
| 1199 | mSystemReady = true; |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1200 | if (mInitialBroadcast != null) { |
| 1201 | mContext.sendStickyBroadcast(mInitialBroadcast); |
| 1202 | mInitialBroadcast = null; |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1203 | } |
| 1204 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1205 | } |
| 1206 | |
| 1207 | private void handleConnect(NetworkInfo info) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1208 | int type = info.getType(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1209 | |
| 1210 | // snapshot isFailover, because sendConnectedBroadcast() resets it |
| 1211 | boolean isFailover = info.isFailover(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1212 | NetworkStateTracker thisNet = mNetTrackers[type]; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1213 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1214 | // if this is a default net and other default is running |
| 1215 | // kill the one not preferred |
| 1216 | if (mNetAttributes[type].isDefault()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1217 | if (mActiveDefaultNetwork != -1 && mActiveDefaultNetwork != type) { |
| 1218 | if ((type != mNetworkPreference && |
| 1219 | mNetAttributes[mActiveDefaultNetwork].mPriority > |
| 1220 | mNetAttributes[type].mPriority) || |
| 1221 | mNetworkPreference == mActiveDefaultNetwork) { |
| 1222 | // don't accept this one |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1223 | if (DBG) Slog.v(TAG, "Not broadcasting CONNECT_ACTION " + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1224 | "to torn down network " + info.getTypeName()); |
| 1225 | teardown(thisNet); |
| 1226 | return; |
| 1227 | } else { |
| 1228 | // tear down the other |
| 1229 | NetworkStateTracker otherNet = |
| 1230 | mNetTrackers[mActiveDefaultNetwork]; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1231 | if (DBG) Slog.v(TAG, "Policy requires " + |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1232 | otherNet.getNetworkInfo().getTypeName() + |
| 1233 | " teardown"); |
| 1234 | if (!teardown(otherNet)) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1235 | Slog.e(TAG, "Network declined teardown request"); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1236 | return; |
| 1237 | } |
| 1238 | if (isFailover) { |
| 1239 | otherNet.releaseWakeLock(); |
| 1240 | } |
| 1241 | } |
| 1242 | } |
| 1243 | mActiveDefaultNetwork = type; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1244 | // this will cause us to come up initially as unconnected and switching |
| 1245 | // to connected after our normal pause unless somebody reports us as reall |
| 1246 | // disconnected |
| 1247 | mDefaultInetConditionPublished = 0; |
| 1248 | mDefaultConnectionSequence++; |
| 1249 | mInetConditionChangeInFlight = false; |
| 1250 | // Don't do this - if we never sign in stay, grey |
| 1251 | //reportNetworkCondition(mActiveDefaultNetwork, 100); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1252 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1253 | thisNet.setTeardownRequested(false); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1254 | thisNet.updateNetworkSettings(); |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1255 | handleConnectivityChange(type); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1256 | sendConnectedBroadcast(info); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1257 | } |
| 1258 | |
| 1259 | private void handleScanResultsAvailable(NetworkInfo info) { |
| 1260 | int networkType = info.getType(); |
| 1261 | if (networkType != ConnectivityManager.TYPE_WIFI) { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1262 | if (DBG) Slog.v(TAG, "Got ScanResultsAvailable for " + |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1263 | info.getTypeName() + " network. Don't know how to handle."); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1264 | } |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1265 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1266 | mNetTrackers[networkType].interpretScanResultsAvailable(); |
| 1267 | } |
| 1268 | |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1269 | private void handleNotificationChange(boolean visible, int id, |
| 1270 | Notification notification) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1271 | NotificationManager notificationManager = (NotificationManager) mContext |
| 1272 | .getSystemService(Context.NOTIFICATION_SERVICE); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1273 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1274 | if (visible) { |
| 1275 | notificationManager.notify(id, notification); |
| 1276 | } else { |
| 1277 | notificationManager.cancel(id); |
| 1278 | } |
| 1279 | } |
| 1280 | |
| 1281 | /** |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1282 | * After a change in the connectivity state of any network, We're mainly |
| 1283 | * concerned with making sure that the list of DNS servers is setupup |
| 1284 | * according to which networks are connected, and ensuring that the |
| 1285 | * right routing table entries exist. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1286 | */ |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1287 | private void handleConnectivityChange(int netType) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1288 | /* |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1289 | * If a non-default network is enabled, add the host routes that |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1290 | * will allow it's DNS servers to be accessed. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1291 | */ |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1292 | handleDnsConfigurationChange(netType); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1293 | |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1294 | if (mNetTrackers[netType].getNetworkInfo().isConnected()) { |
| 1295 | if (mNetAttributes[netType].isDefault()) { |
| 1296 | mNetTrackers[netType].addDefaultRoute(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1297 | } else { |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1298 | mNetTrackers[netType].addPrivateDnsRoutes(); |
| 1299 | } |
| 1300 | } else { |
| 1301 | if (mNetAttributes[netType].isDefault()) { |
| 1302 | mNetTrackers[netType].removeDefaultRoute(); |
| 1303 | } else { |
| 1304 | mNetTrackers[netType].removePrivateDnsRoutes(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1305 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1306 | } |
| 1307 | } |
| 1308 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1309 | /** |
| 1310 | * Adjust the per-process dns entries (net.dns<x>.<pid>) based |
| 1311 | * on the highest priority active net which this process requested. |
| 1312 | * If there aren't any, clear it out |
| 1313 | */ |
| 1314 | private void reassessPidDns(int myPid, boolean doBump) |
| 1315 | { |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1316 | if (DBG) Slog.d(TAG, "reassessPidDns for pid " + myPid); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1317 | for(int i : mPriorityList) { |
| 1318 | if (mNetAttributes[i].isDefault()) { |
| 1319 | continue; |
| 1320 | } |
| 1321 | NetworkStateTracker nt = mNetTrackers[i]; |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1322 | if (nt.getNetworkInfo().isConnected() && |
| 1323 | !nt.isTeardownRequested()) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1324 | List pids = mNetRequestersPids[i]; |
| 1325 | for (int j=0; j<pids.size(); j++) { |
| 1326 | Integer pid = (Integer)pids.get(j); |
| 1327 | if (pid.intValue() == myPid) { |
| 1328 | String[] dnsList = nt.getNameServers(); |
| 1329 | writePidDns(dnsList, myPid); |
| 1330 | if (doBump) { |
| 1331 | bumpDns(); |
| 1332 | } |
| 1333 | return; |
| 1334 | } |
| 1335 | } |
| 1336 | } |
| 1337 | } |
| 1338 | // nothing found - delete |
| 1339 | for (int i = 1; ; i++) { |
| 1340 | String prop = "net.dns" + i + "." + myPid; |
| 1341 | if (SystemProperties.get(prop).length() == 0) { |
| 1342 | if (doBump) { |
| 1343 | bumpDns(); |
| 1344 | } |
| 1345 | return; |
| 1346 | } |
| 1347 | SystemProperties.set(prop, ""); |
| 1348 | } |
| 1349 | } |
| 1350 | |
| 1351 | private void writePidDns(String[] dnsList, int pid) { |
| 1352 | int j = 1; |
| 1353 | for (String dns : dnsList) { |
| 1354 | if (dns != null && !TextUtils.equals(dns, "0.0.0.0")) { |
| 1355 | SystemProperties.set("net.dns" + j++ + "." + pid, dns); |
| 1356 | } |
| 1357 | } |
| 1358 | } |
| 1359 | |
| 1360 | private void bumpDns() { |
| 1361 | /* |
| 1362 | * Bump the property that tells the name resolver library to reread |
| 1363 | * the DNS server list from the properties. |
| 1364 | */ |
| 1365 | String propVal = SystemProperties.get("net.dnschange"); |
| 1366 | int n = 0; |
| 1367 | if (propVal.length() != 0) { |
| 1368 | try { |
| 1369 | n = Integer.parseInt(propVal); |
| 1370 | } catch (NumberFormatException e) {} |
| 1371 | } |
| 1372 | SystemProperties.set("net.dnschange", "" + (n+1)); |
| 1373 | } |
| 1374 | |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1375 | private void handleDnsConfigurationChange(int netType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1376 | // add default net's dns entries |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1377 | NetworkStateTracker nt = mNetTrackers[netType]; |
| 1378 | if (nt != null && nt.getNetworkInfo().isConnected() && !nt.isTeardownRequested()) { |
| 1379 | String[] dnsList = nt.getNameServers(); |
| 1380 | if (mNetAttributes[netType].isDefault()) { |
| 1381 | int j = 1; |
| 1382 | for (String dns : dnsList) { |
| 1383 | if (dns != null && !TextUtils.equals(dns, "0.0.0.0")) { |
| 1384 | if (DBG) { |
| 1385 | Slog.d(TAG, "adding dns " + dns + " for " + |
| 1386 | nt.getNetworkInfo().getTypeName()); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1387 | } |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1388 | SystemProperties.set("net.dns" + j++, dns); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1389 | } |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1390 | } |
| 1391 | for (int k=j ; k<mNumDnsEntries; k++) { |
| 1392 | if (DBG) Slog.d(TAG, "erasing net.dns" + k); |
| 1393 | SystemProperties.set("net.dns" + k, ""); |
| 1394 | } |
| 1395 | mNumDnsEntries = j; |
| 1396 | } else { |
| 1397 | // set per-pid dns for attached secondary nets |
| 1398 | List pids = mNetRequestersPids[netType]; |
| 1399 | for (int y=0; y< pids.size(); y++) { |
| 1400 | Integer pid = (Integer)pids.get(y); |
| 1401 | writePidDns(dnsList, pid.intValue()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1402 | } |
| 1403 | } |
| 1404 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1405 | bumpDns(); |
| 1406 | } |
| 1407 | |
| 1408 | private int getRestoreDefaultNetworkDelay() { |
| 1409 | String restoreDefaultNetworkDelayStr = SystemProperties.get( |
| 1410 | NETWORK_RESTORE_DELAY_PROP_NAME); |
| 1411 | if(restoreDefaultNetworkDelayStr != null && |
| 1412 | restoreDefaultNetworkDelayStr.length() != 0) { |
| 1413 | try { |
| 1414 | return Integer.valueOf(restoreDefaultNetworkDelayStr); |
| 1415 | } catch (NumberFormatException e) { |
| 1416 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1417 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1418 | return RESTORE_DEFAULT_NETWORK_DELAY; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1419 | } |
| 1420 | |
| 1421 | @Override |
| 1422 | protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1423 | if (mContext.checkCallingOrSelfPermission( |
| 1424 | android.Manifest.permission.DUMP) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1425 | != PackageManager.PERMISSION_GRANTED) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1426 | pw.println("Permission Denial: can't dump ConnectivityService " + |
| 1427 | "from from pid=" + Binder.getCallingPid() + ", uid=" + |
| 1428 | Binder.getCallingUid()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1429 | return; |
| 1430 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1431 | pw.println(); |
| 1432 | for (NetworkStateTracker nst : mNetTrackers) { |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 1433 | if (nst != null) { |
| 1434 | if (nst.getNetworkInfo().isConnected()) { |
| 1435 | pw.println("Active network: " + nst.getNetworkInfo(). |
| 1436 | getTypeName()); |
| 1437 | } |
| 1438 | pw.println(nst.getNetworkInfo()); |
| 1439 | pw.println(nst); |
| 1440 | pw.println(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1441 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1442 | } |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 1443 | |
| 1444 | pw.println("Network Requester Pids:"); |
| 1445 | for (int net : mPriorityList) { |
| 1446 | String pidString = net + ": "; |
| 1447 | for (Object pid : mNetRequestersPids[net]) { |
| 1448 | pidString = pidString + pid.toString() + ", "; |
| 1449 | } |
| 1450 | pw.println(pidString); |
| 1451 | } |
| 1452 | pw.println(); |
| 1453 | |
| 1454 | pw.println("FeatureUsers:"); |
| 1455 | for (Object requester : mFeatureUsers) { |
| 1456 | pw.println(requester.toString()); |
| 1457 | } |
| 1458 | pw.println(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1459 | |
| 1460 | mTethering.dump(fd, pw, args); |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 1461 | |
| 1462 | if (mInetLog != null) { |
| 1463 | pw.println(); |
| 1464 | pw.println("Inet condition reports:"); |
| 1465 | for(int i = 0; i < mInetLog.size(); i++) { |
| 1466 | pw.println(mInetLog.get(i)); |
| 1467 | } |
| 1468 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1469 | } |
| 1470 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1471 | // must be stateless - things change under us. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1472 | private class MyHandler extends Handler { |
| 1473 | @Override |
| 1474 | public void handleMessage(Message msg) { |
| 1475 | NetworkInfo info; |
| 1476 | switch (msg.what) { |
| 1477 | case NetworkStateTracker.EVENT_STATE_CHANGED: |
| 1478 | info = (NetworkInfo) msg.obj; |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1479 | int type = info.getType(); |
| 1480 | NetworkInfo.State state = info.getState(); |
Robert Greenwalt | 6e6dec2 | 2010-01-25 16:14:00 -0800 | [diff] [blame] | 1481 | // only do this optimization for wifi. It going into scan mode for location |
| 1482 | // services generates alot of noise. Meanwhile the mms apn won't send out |
| 1483 | // subsequent notifications when on default cellular because it never |
| 1484 | // disconnects.. so only do this to wifi notifications. Fixed better when the |
| 1485 | // APN notifications are standardized. |
| 1486 | if (mNetAttributes[type].mLastState == state && |
| 1487 | mNetAttributes[type].mRadio == ConnectivityManager.TYPE_WIFI) { |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1488 | if (DBG) { |
Robert Greenwalt | 6e6dec2 | 2010-01-25 16:14:00 -0800 | [diff] [blame] | 1489 | // TODO - remove this after we validate the dropping doesn't break |
| 1490 | // anything |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1491 | Slog.d(TAG, "Dropping ConnectivityChange for " + |
Robert Greenwalt | 1193ae4 | 2010-01-13 09:36:31 -0800 | [diff] [blame] | 1492 | info.getTypeName() + ": " + |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1493 | state + "/" + info.getDetailedState()); |
| 1494 | } |
| 1495 | return; |
| 1496 | } |
| 1497 | mNetAttributes[type].mLastState = state; |
| 1498 | |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 1499 | if (DBG) Slog.d(TAG, "ConnectivityChange for " + |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1500 | info.getTypeName() + ": " + |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1501 | state + "/" + info.getDetailedState()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1502 | |
| 1503 | // Connectivity state changed: |
| 1504 | // [31-13] Reserved for future use |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1505 | // [12-9] Network subtype (for mobile network, as defined |
| 1506 | // by TelephonyManager) |
| 1507 | // [8-3] Detailed state ordinal (as defined by |
| 1508 | // NetworkInfo.DetailedState) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1509 | // [2-0] Network type (as defined by ConnectivityManager) |
| 1510 | int eventLogParam = (info.getType() & 0x7) | |
| 1511 | ((info.getDetailedState().ordinal() & 0x3f) << 3) | |
| 1512 | (info.getSubtype() << 9); |
Doug Zongker | ab5c49c | 2009-12-04 10:31:43 -0800 | [diff] [blame] | 1513 | EventLog.writeEvent(EventLogTags.CONNECTIVITY_STATE_CHANGED, |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1514 | eventLogParam); |
| 1515 | |
| 1516 | if (info.getDetailedState() == |
| 1517 | NetworkInfo.DetailedState.FAILED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1518 | handleConnectionFailure(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1519 | } else if (state == NetworkInfo.State.DISCONNECTED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1520 | handleDisconnect(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1521 | } else if (state == NetworkInfo.State.SUSPENDED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1522 | // TODO: need to think this over. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1523 | // the logic here is, handle SUSPENDED the same as |
| 1524 | // DISCONNECTED. The only difference being we are |
| 1525 | // broadcasting an intent with NetworkInfo that's |
| 1526 | // suspended. This allows the applications an |
| 1527 | // opportunity to handle DISCONNECTED and SUSPENDED |
| 1528 | // differently, or not. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1529 | handleDisconnect(info); |
Robert Greenwalt | 511288a | 2009-12-07 11:33:18 -0800 | [diff] [blame] | 1530 | } else if (state == NetworkInfo.State.CONNECTED) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1531 | handleConnect(info); |
| 1532 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1533 | break; |
| 1534 | |
| 1535 | case NetworkStateTracker.EVENT_SCAN_RESULTS_AVAILABLE: |
| 1536 | info = (NetworkInfo) msg.obj; |
| 1537 | handleScanResultsAvailable(info); |
| 1538 | break; |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1539 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1540 | case NetworkStateTracker.EVENT_NOTIFICATION_CHANGED: |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1541 | handleNotificationChange(msg.arg1 == 1, msg.arg2, |
| 1542 | (Notification) msg.obj); |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1543 | break; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1544 | |
| 1545 | case NetworkStateTracker.EVENT_CONFIGURATION_CHANGED: |
Robert Greenwalt | b738fb9 | 2010-08-13 14:16:12 -0700 | [diff] [blame] | 1546 | info = (NetworkInfo) msg.obj; |
| 1547 | type = info.getType(); |
| 1548 | handleDnsConfigurationChange(type); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1549 | break; |
| 1550 | |
| 1551 | case NetworkStateTracker.EVENT_ROAMING_CHANGED: |
| 1552 | // fill me in |
| 1553 | break; |
| 1554 | |
| 1555 | case NetworkStateTracker.EVENT_NETWORK_SUBTYPE_CHANGED: |
| 1556 | // fill me in |
| 1557 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1558 | case EVENT_RESTORE_DEFAULT_NETWORK: |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1559 | FeatureUser u = (FeatureUser)msg.obj; |
| 1560 | u.expire(); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1561 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1562 | case EVENT_INET_CONDITION_CHANGE: |
| 1563 | { |
| 1564 | int netType = msg.arg1; |
| 1565 | int condition = msg.arg2; |
| 1566 | handleInetConditionChange(netType, condition); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1567 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1568 | } |
| 1569 | case EVENT_INET_CONDITION_HOLD_END: |
| 1570 | { |
| 1571 | int netType = msg.arg1; |
| 1572 | int sequence = msg.arg2; |
| 1573 | handleInetConditionHoldEnd(netType, sequence); |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1574 | break; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1575 | } |
| 1576 | case EVENT_SET_NETWORK_PREFERENCE: |
| 1577 | { |
| 1578 | int preference = msg.arg1; |
| 1579 | handleSetNetworkPreference(preference); |
| 1580 | break; |
| 1581 | } |
| 1582 | case EVENT_SET_BACKGROUND_DATA: |
| 1583 | { |
| 1584 | boolean enabled = (msg.arg1 == ENABLED); |
| 1585 | handleSetBackgroundData(enabled); |
| 1586 | break; |
| 1587 | } |
| 1588 | case EVENT_SET_MOBILE_DATA: |
| 1589 | { |
| 1590 | boolean enabled = (msg.arg1 == ENABLED); |
| 1591 | handleSetMobileData(enabled); |
| 1592 | break; |
| 1593 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1594 | } |
| 1595 | } |
| 1596 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1597 | |
| 1598 | // javadoc from interface |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1599 | public int tether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1600 | enforceTetherChangePermission(); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1601 | |
| 1602 | if (isTetheringSupported()) { |
| 1603 | return mTethering.tether(iface); |
| 1604 | } else { |
| 1605 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 1606 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1607 | } |
| 1608 | |
| 1609 | // javadoc from interface |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1610 | public int untether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1611 | enforceTetherChangePermission(); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1612 | |
| 1613 | if (isTetheringSupported()) { |
| 1614 | return mTethering.untether(iface); |
| 1615 | } else { |
| 1616 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 1617 | } |
| 1618 | } |
| 1619 | |
| 1620 | // javadoc from interface |
| 1621 | public int getLastTetherError(String iface) { |
| 1622 | enforceTetherAccessPermission(); |
| 1623 | |
| 1624 | if (isTetheringSupported()) { |
| 1625 | return mTethering.getLastTetherError(iface); |
| 1626 | } else { |
| 1627 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 1628 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1629 | } |
| 1630 | |
| 1631 | // TODO - proper iface API for selection by property, inspection, etc |
| 1632 | public String[] getTetherableUsbRegexs() { |
| 1633 | enforceTetherAccessPermission(); |
| 1634 | if (isTetheringSupported()) { |
| 1635 | return mTethering.getTetherableUsbRegexs(); |
| 1636 | } else { |
| 1637 | return new String[0]; |
| 1638 | } |
| 1639 | } |
| 1640 | |
| 1641 | public String[] getTetherableWifiRegexs() { |
| 1642 | enforceTetherAccessPermission(); |
| 1643 | if (isTetheringSupported()) { |
| 1644 | return mTethering.getTetherableWifiRegexs(); |
| 1645 | } else { |
| 1646 | return new String[0]; |
| 1647 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1648 | } |
| 1649 | |
| 1650 | // TODO - move iface listing, queries, etc to new module |
| 1651 | // javadoc from interface |
| 1652 | public String[] getTetherableIfaces() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1653 | enforceTetherAccessPermission(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1654 | return mTethering.getTetherableIfaces(); |
| 1655 | } |
| 1656 | |
| 1657 | public String[] getTetheredIfaces() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1658 | enforceTetherAccessPermission(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1659 | return mTethering.getTetheredIfaces(); |
| 1660 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1661 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1662 | public String[] getTetheringErroredIfaces() { |
| 1663 | enforceTetherAccessPermission(); |
| 1664 | return mTethering.getErroredIfaces(); |
| 1665 | } |
| 1666 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1667 | // if ro.tether.denied = true we default to no tethering |
| 1668 | // gservices could set the secure setting to 1 though to enable it on a build where it |
| 1669 | // had previously been turned off. |
| 1670 | public boolean isTetheringSupported() { |
| 1671 | enforceTetherAccessPermission(); |
| 1672 | int defaultVal = (SystemProperties.get("ro.tether.denied").equals("true") ? 0 : 1); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1673 | boolean tetherEnabledInSettings = (Settings.Secure.getInt(mContext.getContentResolver(), |
| 1674 | Settings.Secure.TETHER_SUPPORTED, defaultVal) != 0); |
| 1675 | return tetherEnabledInSettings && mTetheringConfigValid; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1676 | } |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1677 | |
| 1678 | // 100 percent is full good, 0 is full bad. |
| 1679 | public void reportInetCondition(int networkType, int percentage) { |
| 1680 | if (DBG) Slog.d(TAG, "reportNetworkCondition(" + networkType + ", " + percentage + ")"); |
| 1681 | mContext.enforceCallingOrSelfPermission( |
| 1682 | android.Manifest.permission.STATUS_BAR, |
| 1683 | "ConnectivityService"); |
| 1684 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 1685 | if (DBG) { |
| 1686 | int pid = getCallingPid(); |
| 1687 | int uid = getCallingUid(); |
| 1688 | String s = pid + "(" + uid + ") reports inet is " + |
| 1689 | (percentage > 50 ? "connected" : "disconnected") + " (" + percentage + ") on " + |
| 1690 | "network Type " + networkType + " at " + GregorianCalendar.getInstance().getTime(); |
| 1691 | mInetLog.add(s); |
| 1692 | while(mInetLog.size() > INET_CONDITION_LOG_MAX_SIZE) { |
| 1693 | mInetLog.remove(0); |
| 1694 | } |
| 1695 | } |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1696 | mHandler.sendMessage(mHandler.obtainMessage( |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 1697 | EVENT_INET_CONDITION_CHANGE, networkType, percentage)); |
| 1698 | } |
| 1699 | |
| 1700 | private void handleInetConditionChange(int netType, int condition) { |
| 1701 | if (DBG) { |
| 1702 | Slog.d(TAG, "Inet connectivity change, net=" + |
| 1703 | netType + ", condition=" + condition + |
| 1704 | ",mActiveDefaultNetwork=" + mActiveDefaultNetwork); |
| 1705 | } |
| 1706 | if (mActiveDefaultNetwork == -1) { |
| 1707 | if (DBG) Slog.d(TAG, "no active default network - aborting"); |
| 1708 | return; |
| 1709 | } |
| 1710 | if (mActiveDefaultNetwork != netType) { |
| 1711 | if (DBG) Slog.d(TAG, "given net not default - aborting"); |
| 1712 | return; |
| 1713 | } |
| 1714 | mDefaultInetCondition = condition; |
| 1715 | int delay; |
| 1716 | if (mInetConditionChangeInFlight == false) { |
| 1717 | if (DBG) Slog.d(TAG, "starting a change hold"); |
| 1718 | // setup a new hold to debounce this |
| 1719 | if (mDefaultInetCondition > 50) { |
| 1720 | delay = Settings.Secure.getInt(mContext.getContentResolver(), |
| 1721 | Settings.Secure.INET_CONDITION_DEBOUNCE_UP_DELAY, 500); |
| 1722 | } else { |
| 1723 | delay = Settings.Secure.getInt(mContext.getContentResolver(), |
| 1724 | Settings.Secure.INET_CONDITION_DEBOUNCE_DOWN_DELAY, 3000); |
| 1725 | } |
| 1726 | mInetConditionChangeInFlight = true; |
| 1727 | mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_INET_CONDITION_HOLD_END, |
| 1728 | mActiveDefaultNetwork, mDefaultConnectionSequence), delay); |
| 1729 | } else { |
| 1730 | // we've set the new condition, when this hold ends that will get |
| 1731 | // picked up |
| 1732 | if (DBG) Slog.d(TAG, "currently in hold - not setting new end evt"); |
| 1733 | } |
| 1734 | } |
| 1735 | |
| 1736 | private void handleInetConditionHoldEnd(int netType, int sequence) { |
| 1737 | if (DBG) { |
| 1738 | Slog.d(TAG, "Inet hold end, net=" + netType + |
| 1739 | ", condition =" + mDefaultInetCondition + |
| 1740 | ", published condition =" + mDefaultInetConditionPublished); |
| 1741 | } |
| 1742 | mInetConditionChangeInFlight = false; |
| 1743 | |
| 1744 | if (mActiveDefaultNetwork == -1) { |
| 1745 | if (DBG) Slog.d(TAG, "no active default network - aborting"); |
| 1746 | return; |
| 1747 | } |
| 1748 | if (mDefaultConnectionSequence != sequence) { |
| 1749 | if (DBG) Slog.d(TAG, "event hold for obsolete network - aborting"); |
| 1750 | return; |
| 1751 | } |
| 1752 | if (mDefaultInetConditionPublished == mDefaultInetCondition) { |
| 1753 | if (DBG) Slog.d(TAG, "no change in condition - aborting"); |
| 1754 | return; |
| 1755 | } |
| 1756 | NetworkInfo networkInfo = mNetTrackers[mActiveDefaultNetwork].getNetworkInfo(); |
| 1757 | if (networkInfo.isConnected() == false) { |
| 1758 | if (DBG) Slog.d(TAG, "default network not connected - aborting"); |
| 1759 | return; |
| 1760 | } |
| 1761 | mDefaultInetConditionPublished = mDefaultInetCondition; |
| 1762 | sendInetConditionBroadcast(networkInfo); |
| 1763 | return; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1764 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1765 | } |