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 | |
Haoyu Bai | db3c867 | 2012-06-20 14:29:57 -0700 | [diff] [blame] | 19 | import static android.Manifest.permission.RECEIVE_DATA_ACTIVITY_CHANGE; |
Jeff Sharkey | 961e304 | 2011-08-29 16:02:57 -0700 | [diff] [blame] | 20 | import static android.net.ConnectivityManager.CONNECTIVITY_ACTION; |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 21 | import static android.net.ConnectivityManager.NETID_UNSET; |
Robert Greenwalt | 12e6735 | 2014-05-13 21:41:06 -0700 | [diff] [blame] | 22 | import static android.net.ConnectivityManager.TYPE_NONE; |
Sreeram Ramachandran | 60c0c0d | 2014-10-30 14:55:29 -0700 | [diff] [blame] | 23 | import static android.net.ConnectivityManager.TYPE_VPN; |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 24 | import static android.net.ConnectivityManager.getNetworkTypeName; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 25 | import static android.net.ConnectivityManager.isNetworkTypeValid; |
Paul Jensen | 3d194ea | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 26 | import static android.net.NetworkCapabilities.NET_CAPABILITY_CAPTIVE_PORTAL; |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 27 | import static android.net.NetworkCapabilities.NET_CAPABILITY_FOREGROUND; |
Lorenzo Colitti | 8deb341 | 2015-05-14 17:07:20 +0900 | [diff] [blame] | 28 | import static android.net.NetworkCapabilities.NET_CAPABILITY_INTERNET; |
| 29 | import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_METERED; |
| 30 | import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED; |
| 31 | import static android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 32 | import static android.net.NetworkPolicyManager.RULE_ALLOW_ALL; |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 33 | import static android.net.NetworkPolicyManager.RULE_ALLOW_METERED; |
Felipe Leme | 46c4fc3 | 2016-05-04 09:21:43 -0700 | [diff] [blame] | 34 | import static android.net.NetworkPolicyManager.RULE_NONE; |
Felipe Leme | 781ba14 | 2016-05-09 16:24:48 -0700 | [diff] [blame] | 35 | import static android.net.NetworkPolicyManager.RULE_REJECT_ALL; |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 36 | import static android.net.NetworkPolicyManager.RULE_REJECT_METERED; |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 37 | import static android.net.NetworkPolicyManager.RULE_TEMPORARY_ALLOW_METERED; |
Felipe Leme | 46c4fc3 | 2016-05-04 09:21:43 -0700 | [diff] [blame] | 38 | import static android.net.NetworkPolicyManager.uidRulesToString; |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 39 | |
Wenchao Tong | f5ea340 | 2015-03-04 13:26:38 -0800 | [diff] [blame] | 40 | import android.annotation.Nullable; |
Dianne Hackborn | e0e413e | 2015-12-09 17:22:26 -0800 | [diff] [blame] | 41 | import android.app.BroadcastOptions; |
Lorenzo Colitti | 0b59906 | 2016-08-22 22:36:19 +0900 | [diff] [blame] | 42 | import android.app.NotificationManager; |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 43 | import android.app.PendingIntent; |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 44 | import android.content.BroadcastReceiver; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 45 | import android.content.ContentResolver; |
| 46 | import android.content.Context; |
| 47 | import android.content.Intent; |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 48 | import android.content.IntentFilter; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 49 | import android.content.pm.PackageManager; |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 50 | import android.content.res.Configuration; |
tk.mun | 148c7d0 | 2011-10-13 22:51:57 +0900 | [diff] [blame] | 51 | import android.content.res.Resources; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 52 | import android.database.ContentObserver; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 53 | import android.net.ConnectivityManager; |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 54 | import android.net.ConnectivityManager.PacketKeepalive; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 55 | import android.net.IConnectivityManager; |
Haoyu Bai | db3c867 | 2012-06-20 14:29:57 -0700 | [diff] [blame] | 56 | import android.net.INetworkManagementEventObserver; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 57 | import android.net.INetworkPolicyListener; |
| 58 | import android.net.INetworkPolicyManager; |
Jeff Sharkey | 367d15a | 2011-09-22 14:59:51 -0700 | [diff] [blame] | 59 | import android.net.INetworkStatsService; |
Jaikumar Ganesh | 15c7439 | 2010-12-21 22:31:44 -0800 | [diff] [blame] | 60 | import android.net.LinkProperties; |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 61 | import android.net.LinkProperties.CompareResult; |
Robert Greenwalt | 9ba9c58 | 2014-03-19 17:56:12 -0700 | [diff] [blame] | 62 | import android.net.Network; |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 63 | import android.net.NetworkAgent; |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 64 | import android.net.NetworkCapabilities; |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 65 | import android.net.NetworkConfig; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 66 | import android.net.NetworkInfo; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 67 | import android.net.NetworkInfo.DetailedState; |
Sreeram Ramachandran | 8cd33ed | 2014-07-23 15:23:15 -0700 | [diff] [blame] | 68 | import android.net.NetworkMisc; |
Jeff Sharkey | f0ceede | 2011-08-02 17:22:34 -0700 | [diff] [blame] | 69 | import android.net.NetworkQuotaInfo; |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 70 | import android.net.NetworkRequest; |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 71 | import android.net.NetworkState; |
Robert Greenwalt | 585ac0f | 2010-08-27 09:24:29 -0700 | [diff] [blame] | 72 | import android.net.NetworkUtils; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 73 | import android.net.Proxy; |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 74 | import android.net.ProxyInfo; |
Robert Greenwalt | aa70f10 | 2011-04-28 14:28:50 -0700 | [diff] [blame] | 75 | import android.net.RouteInfo; |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 76 | import android.net.UidRange; |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 77 | import android.net.Uri; |
Hugo Benichi | 5f16f76 | 2016-04-20 12:09:33 +0900 | [diff] [blame] | 78 | import android.net.metrics.DefaultNetworkEvent; |
Hugo Benichi | cfddd68 | 2016-05-31 16:28:06 +0900 | [diff] [blame] | 79 | import android.net.metrics.IpConnectivityLog; |
Hugo Benichi | cc92c6e | 2016-04-21 15:02:38 +0900 | [diff] [blame] | 80 | import android.net.metrics.NetworkEvent; |
Lorenzo Colitti | 58ebe1c | 2017-01-24 09:41:36 +0900 | [diff] [blame] | 81 | import android.net.util.MultinetworkPolicyTracker; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 82 | import android.os.Binder; |
Dianne Hackborn | e0e413e | 2015-12-09 17:22:26 -0800 | [diff] [blame] | 83 | import android.os.Build; |
Robert Greenwalt | a848c1c | 2014-09-30 16:50:07 -0700 | [diff] [blame] | 84 | import android.os.Bundle; |
Mike Lockwood | da8bb74 | 2011-05-28 13:24:04 -0400 | [diff] [blame] | 85 | import android.os.FileUtils; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 86 | import android.os.Handler; |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 87 | import android.os.HandlerThread; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 88 | import android.os.IBinder; |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 89 | import android.os.INetworkManagementService; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 90 | import android.os.Looper; |
| 91 | import android.os.Message; |
Robert Greenwalt | 665e1ae | 2012-08-21 19:27:00 -0700 | [diff] [blame] | 92 | import android.os.Messenger; |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 93 | import android.os.ParcelFileDescriptor; |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 94 | import android.os.PowerManager; |
Jeff Sharkey | f56e243 | 2012-09-06 17:54:29 -0700 | [diff] [blame] | 95 | import android.os.Process; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 96 | import android.os.RemoteException; |
Jeremy Klein | 36c7aa0 | 2016-01-22 14:11:45 -0800 | [diff] [blame] | 97 | import android.os.ResultReceiver; |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 98 | import android.os.SystemClock; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 99 | import android.os.SystemProperties; |
Dianne Hackborn | 5ac72a2 | 2012-08-29 18:32:08 -0700 | [diff] [blame] | 100 | import android.os.UserHandle; |
Julia Reynolds | fc6b2a0 | 2014-06-24 10:56:55 -0400 | [diff] [blame] | 101 | import android.os.UserManager; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 102 | import android.provider.Settings; |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 103 | import android.security.Credentials; |
Jeff Sharkey | 82f8521 | 2012-08-24 11:17:25 -0700 | [diff] [blame] | 104 | import android.security.KeyStore; |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 105 | import android.telephony.TelephonyManager; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 106 | import android.text.TextUtils; |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 107 | import android.util.ArraySet; |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 108 | import android.util.LocalLog; |
| 109 | import android.util.LocalLog.ReadOnlyLocalLog; |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 110 | import android.util.Log; |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 111 | import android.util.Pair; |
Joe Onorato | 8a9b220 | 2010-02-26 18:56:32 -0800 | [diff] [blame] | 112 | import android.util.Slog; |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 113 | import android.util.SparseArray; |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 114 | import android.util.SparseBooleanArray; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 115 | import android.util.SparseIntArray; |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 116 | import android.util.Xml; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 117 | |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 118 | import com.android.internal.R; |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 119 | import com.android.internal.annotations.GuardedBy; |
Paul Jensen | 67b0b07 | 2015-06-10 11:22:17 -0400 | [diff] [blame] | 120 | import com.android.internal.annotations.VisibleForTesting; |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 121 | import com.android.internal.app.IBatteryStats; |
Chia-chi Yeh | 2e46764 | 2011-07-04 03:23:12 -0700 | [diff] [blame] | 122 | import com.android.internal.net.LegacyVpnInfo; |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 123 | import com.android.internal.net.NetworkStatsFactory; |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 124 | import com.android.internal.net.VpnConfig; |
Wenchao Tong | f5ea340 | 2015-03-04 13:26:38 -0800 | [diff] [blame] | 125 | import com.android.internal.net.VpnInfo; |
Jeff Sharkey | 82f8521 | 2012-08-24 11:17:25 -0700 | [diff] [blame] | 126 | import com.android.internal.net.VpnProfile; |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 127 | import com.android.internal.util.AsyncChannel; |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 128 | import com.android.internal.util.IndentingPrintWriter; |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 129 | import com.android.internal.util.MessageUtils; |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 130 | import com.android.internal.util.WakeupMessage; |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 131 | import com.android.internal.util.XmlUtils; |
Jeff Sharkey | 1059c3c | 2011-10-04 16:54:49 -0700 | [diff] [blame] | 132 | import com.android.server.am.BatteryStatsService; |
John Spurlock | bf991a8 | 2013-06-24 14:20:23 -0400 | [diff] [blame] | 133 | import com.android.server.connectivity.DataConnectionStats; |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 134 | import com.android.server.connectivity.KeepaliveTracker; |
Christopher Wiley | 497c147 | 2016-10-11 13:26:03 -0700 | [diff] [blame] | 135 | import com.android.server.connectivity.MockableSystemProperties; |
Lorenzo Colitti | 13c9fde | 2013-03-15 04:22:37 +0900 | [diff] [blame] | 136 | import com.android.server.connectivity.Nat464Xlat; |
Lorenzo Colitti | 5526f9c | 2016-08-22 16:46:40 +0900 | [diff] [blame] | 137 | import com.android.server.connectivity.LingerMonitor; |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 138 | import com.android.server.connectivity.NetworkAgentInfo; |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 139 | import com.android.server.connectivity.NetworkDiagnostics; |
Paul Jensen | ca8f16a | 2014-05-09 12:47:55 -0400 | [diff] [blame] | 140 | import com.android.server.connectivity.NetworkMonitor; |
Lorenzo Colitti | f3ae2ee | 2016-08-22 16:30:00 +0900 | [diff] [blame] | 141 | import com.android.server.connectivity.NetworkNotificationManager; |
| 142 | import com.android.server.connectivity.NetworkNotificationManager.NotificationType; |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 143 | import com.android.server.connectivity.PacManager; |
Sreeram Ramachandran | e4a05af | 2014-09-24 09:16:19 -0700 | [diff] [blame] | 144 | import com.android.server.connectivity.PermissionMonitor; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 145 | import com.android.server.connectivity.Tethering; |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 146 | import com.android.server.connectivity.Vpn; |
Jeff Sharkey | 216c181 | 2012-08-05 14:29:23 -0700 | [diff] [blame] | 147 | import com.android.server.net.BaseNetworkObserver; |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 148 | import com.android.server.net.LockdownVpnTracker; |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 149 | |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 150 | import com.google.android.collect.Lists; |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 151 | |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 152 | import org.xmlpull.v1.XmlPullParser; |
| 153 | import org.xmlpull.v1.XmlPullParserException; |
| 154 | |
| 155 | import java.io.File; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 156 | import java.io.FileDescriptor; |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 157 | import java.io.FileNotFoundException; |
| 158 | import java.io.FileReader; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 159 | import java.io.IOException; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 160 | import java.io.PrintWriter; |
Wink Saville | c9822c5 | 2011-07-14 12:23:28 -0700 | [diff] [blame] | 161 | import java.net.Inet4Address; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 162 | import java.net.InetAddress; |
| 163 | import java.net.UnknownHostException; |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 164 | import java.util.ArrayDeque; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 165 | import java.util.ArrayList; |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 166 | import java.util.Arrays; |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 167 | import java.util.Collection; |
Vinit Deshapnde | 1f12cb5 | 2013-08-21 13:09:01 -0700 | [diff] [blame] | 168 | import java.util.HashMap; |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 169 | import java.util.HashSet; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 170 | import java.util.List; |
Vinit Deshapnde | 1f12cb5 | 2013-08-21 13:09:01 -0700 | [diff] [blame] | 171 | import java.util.Map; |
Robert Greenwalt | a848c1c | 2014-09-30 16:50:07 -0700 | [diff] [blame] | 172 | import java.util.Objects; |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 173 | import java.util.SortedSet; |
| 174 | import java.util.TreeSet; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 175 | |
| 176 | /** |
| 177 | * @hide |
| 178 | */ |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 179 | public class ConnectivityService extends IConnectivityManager.Stub |
| 180 | implements PendingIntent.OnFinished { |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 181 | private static final String TAG = ConnectivityService.class.getSimpleName(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 182 | |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 183 | private static final boolean DBG = true; |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 184 | private static final boolean VDBG = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 185 | |
Jake Hamby | 786e71a | 2014-02-06 14:43:50 -0800 | [diff] [blame] | 186 | private static final boolean LOGD_RULES = false; |
Lorenzo Colitti | c1a6ce7 | 2016-01-22 04:04:57 +0900 | [diff] [blame] | 187 | private static final boolean LOGD_BLOCKED_NETWORKINFO = true; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 188 | |
Jeff Sharkey | 899223b | 2012-08-04 15:24:58 -0700 | [diff] [blame] | 189 | // TODO: create better separation between radio types and network types |
| 190 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 191 | // how long to wait before switching back to a radio's default network |
| 192 | private static final int RESTORE_DEFAULT_NETWORK_DELAY = 1 * 60 * 1000; |
| 193 | // system property that can override the above value |
| 194 | private static final String NETWORK_RESTORE_DELAY_PROP_NAME = |
| 195 | "android.telephony.apn-restore"; |
| 196 | |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 197 | // How long to wait before putting up a "This network doesn't have an Internet connection, |
| 198 | // connect anyway?" dialog after the user selects a network that doesn't validate. |
| 199 | private static final int PROMPT_UNVALIDATED_DELAY_MS = 8 * 1000; |
| 200 | |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 201 | // Default to 30s linger time-out. Modifiable only for testing. |
| 202 | private static final String LINGER_DELAY_PROPERTY = "persist.netmon.linger"; |
| 203 | private static final int DEFAULT_LINGER_DELAY_MS = 30_000; |
| 204 | @VisibleForTesting |
| 205 | protected int mLingerDelayMs; // Can't be final, or test subclass constructors can't change it. |
| 206 | |
Jeremy Joslin | 7929484 | 2014-12-03 17:15:28 -0800 | [diff] [blame] | 207 | // How long to delay to removal of a pending intent based request. |
| 208 | // See Settings.Secure.CONNECTIVITY_RELEASE_PENDING_INTENT_DELAY_MS |
| 209 | private final int mReleasePendingIntentDelayMs; |
| 210 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 211 | private Tethering mTethering; |
| 212 | |
Sreeram Ramachandran | e4a05af | 2014-09-24 09:16:19 -0700 | [diff] [blame] | 213 | private final PermissionMonitor mPermissionMonitor; |
| 214 | |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 215 | private KeyStore mKeyStore; |
Jeff Sharkey | 82f8521 | 2012-08-24 11:17:25 -0700 | [diff] [blame] | 216 | |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 217 | @GuardedBy("mVpns") |
| 218 | private final SparseArray<Vpn> mVpns = new SparseArray<Vpn>(); |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 219 | |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 220 | private boolean mLockdownEnabled; |
| 221 | private LockdownVpnTracker mLockdownTracker; |
| 222 | |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 223 | /** Lock around {@link #mUidRules} and {@link #mMeteredIfaces}. */ |
| 224 | private Object mRulesLock = new Object(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 225 | /** Currently active network rules by UID. */ |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 226 | @GuardedBy("mRulesLock") |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 227 | private SparseIntArray mUidRules = new SparseIntArray(); |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 228 | /** Set of ifaces that are costly. */ |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 229 | @GuardedBy("mRulesLock") |
| 230 | private ArraySet<String> mMeteredIfaces = new ArraySet<>(); |
| 231 | /** Flag indicating if background data is restricted. */ |
| 232 | @GuardedBy("mRulesLock") |
| 233 | private boolean mRestrictBackground; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 234 | |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 235 | final private Context mContext; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 236 | private int mNetworkPreference; |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 237 | // 0 is full bad, 100 is full good |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 238 | private int mDefaultInetConditionPublished = 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 239 | |
Robert Greenwalt | 0dd19a8 | 2013-02-11 15:25:10 -0800 | [diff] [blame] | 240 | private int mNumDnsEntries; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 241 | |
| 242 | private boolean mTestMode; |
Joe Onorato | 0009287 | 2010-09-01 21:18:22 -0700 | [diff] [blame] | 243 | private static ConnectivityService sServiceInstance; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 244 | |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 245 | private INetworkManagementService mNetd; |
Jeff Sharkey | 6973634 | 2014-12-08 14:50:12 -0800 | [diff] [blame] | 246 | private INetworkStatsService mStatsService; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 247 | private INetworkPolicyManager mPolicyManager; |
Robert Greenwalt | 59b1a4e | 2011-05-10 15:05:02 -0700 | [diff] [blame] | 248 | |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 249 | private String mCurrentTcpBufferSizes; |
| 250 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 251 | private static final int ENABLED = 1; |
| 252 | private static final int DISABLED = 0; |
| 253 | |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 254 | private static final SparseArray<String> sMagicDecoderRing = MessageUtils.findMessageNames( |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 255 | new Class[] { AsyncChannel.class, ConnectivityService.class, NetworkAgent.class, |
| 256 | NetworkAgentInfo.class }); |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 257 | |
Paul Jensen | b10e37f | 2014-11-25 12:33:08 -0500 | [diff] [blame] | 258 | private enum ReapUnvalidatedNetworks { |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 259 | // Tear down networks that have no chance (e.g. even if validated) of becoming |
| 260 | // the highest scoring network satisfying a NetworkRequest. This should be passed when |
Paul Jensen | b10e37f | 2014-11-25 12:33:08 -0500 | [diff] [blame] | 261 | // all networks have been rematched against all NetworkRequests. |
| 262 | REAP, |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 263 | // Don't reap networks. This should be passed when some networks have not yet been |
| 264 | // rematched against all NetworkRequests. |
Paul Jensen | b10e37f | 2014-11-25 12:33:08 -0500 | [diff] [blame] | 265 | DONT_REAP |
| 266 | }; |
| 267 | |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 268 | private enum UnneededFor { |
| 269 | LINGER, // Determine whether this network is unneeded and should be lingered. |
| 270 | TEARDOWN, // Determine whether this network is unneeded and should be torn down. |
| 271 | } |
| 272 | |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 273 | /** |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 274 | * used internally to change our mobile data enabled flag |
| 275 | */ |
Jeff Sharkey | 4c628eb | 2012-07-23 13:19:46 -0700 | [diff] [blame] | 276 | private static final int EVENT_CHANGE_MOBILE_DATA_ENABLED = 2; |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 277 | |
| 278 | /** |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 279 | * used internally to clear a wakelock when transitioning |
Robert Greenwalt | 2771181 | 2014-06-25 16:45:57 -0700 | [diff] [blame] | 280 | * from one net to another. Clear happens when we get a new |
| 281 | * network - EVENT_EXPIRE_NET_TRANSITION_WAKELOCK happens |
| 282 | * after a timeout if no network is found (typically 1 min). |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 283 | */ |
Jeff Sharkey | 4c628eb | 2012-07-23 13:19:46 -0700 | [diff] [blame] | 284 | private static final int EVENT_CLEAR_NET_TRANSITION_WAKELOCK = 8; |
Robert Greenwalt | f333123 | 2010-09-24 14:32:21 -0700 | [diff] [blame] | 285 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 286 | /** |
| 287 | * used internally to reload global proxy settings |
| 288 | */ |
Jeff Sharkey | 4c628eb | 2012-07-23 13:19:46 -0700 | [diff] [blame] | 289 | private static final int EVENT_APPLY_GLOBAL_HTTP_PROXY = 9; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 290 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 291 | /** |
Jason Monk | decd295 | 2013-10-10 14:02:51 -0400 | [diff] [blame] | 292 | * PAC manager has received new port. |
| 293 | */ |
| 294 | private static final int EVENT_PROXY_HAS_CHANGED = 16; |
| 295 | |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 296 | /** |
| 297 | * used internally when registering NetworkFactories |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 298 | * obj = NetworkFactoryInfo |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 299 | */ |
| 300 | private static final int EVENT_REGISTER_NETWORK_FACTORY = 17; |
| 301 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 302 | /** |
| 303 | * used internally when registering NetworkAgents |
| 304 | * obj = Messenger |
| 305 | */ |
| 306 | private static final int EVENT_REGISTER_NETWORK_AGENT = 18; |
| 307 | |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 308 | /** |
| 309 | * used to add a network request |
| 310 | * includes a NetworkRequestInfo |
| 311 | */ |
| 312 | private static final int EVENT_REGISTER_NETWORK_REQUEST = 19; |
| 313 | |
| 314 | /** |
| 315 | * indicates a timeout period is over - check if we had a network yet or not |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 316 | * and if not, call the timeout callback (but leave the request live until they |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 317 | * cancel it. |
| 318 | * includes a NetworkRequestInfo |
| 319 | */ |
| 320 | private static final int EVENT_TIMEOUT_NETWORK_REQUEST = 20; |
| 321 | |
| 322 | /** |
| 323 | * used to add a network listener - no request |
| 324 | * includes a NetworkRequestInfo |
| 325 | */ |
| 326 | private static final int EVENT_REGISTER_NETWORK_LISTENER = 21; |
| 327 | |
| 328 | /** |
| 329 | * used to remove a network request, either a listener or a real request |
Paul Jensen | 7ecb42f | 2014-05-16 14:31:12 -0400 | [diff] [blame] | 330 | * arg1 = UID of caller |
| 331 | * obj = NetworkRequest |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 332 | */ |
| 333 | private static final int EVENT_RELEASE_NETWORK_REQUEST = 22; |
| 334 | |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 335 | /** |
| 336 | * used internally when registering NetworkFactories |
| 337 | * obj = Messenger |
| 338 | */ |
| 339 | private static final int EVENT_UNREGISTER_NETWORK_FACTORY = 23; |
| 340 | |
Robert Greenwalt | 2771181 | 2014-06-25 16:45:57 -0700 | [diff] [blame] | 341 | /** |
| 342 | * used internally to expire a wakelock when transitioning |
| 343 | * from one net to another. Expire happens when we fail to find |
| 344 | * a new network (typically after 1 minute) - |
| 345 | * EVENT_CLEAR_NET_TRANSITION_WAKELOCK happens if we had found |
| 346 | * a replacement network. |
| 347 | */ |
| 348 | private static final int EVENT_EXPIRE_NET_TRANSITION_WAKELOCK = 24; |
| 349 | |
Robert Greenwalt | fb68f8f | 2014-08-13 13:43:32 -0700 | [diff] [blame] | 350 | /** |
| 351 | * Used internally to indicate the system is ready. |
| 352 | */ |
| 353 | private static final int EVENT_SYSTEM_READY = 25; |
| 354 | |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 355 | /** |
| 356 | * used to add a network request with a pending intent |
Paul Jensen | 694f2b8 | 2015-06-17 14:15:39 -0400 | [diff] [blame] | 357 | * obj = NetworkRequestInfo |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 358 | */ |
| 359 | private static final int EVENT_REGISTER_NETWORK_REQUEST_WITH_INTENT = 26; |
| 360 | |
| 361 | /** |
| 362 | * used to remove a pending intent and its associated network request. |
| 363 | * arg1 = UID of caller |
| 364 | * obj = PendingIntent |
| 365 | */ |
| 366 | private static final int EVENT_RELEASE_NETWORK_REQUEST_WITH_INTENT = 27; |
| 367 | |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 368 | /** |
| 369 | * used to specify whether a network should be used even if unvalidated. |
| 370 | * arg1 = whether to accept the network if it's unvalidated (1 or 0) |
| 371 | * arg2 = whether to remember this choice in the future (1 or 0) |
| 372 | * obj = network |
| 373 | */ |
| 374 | private static final int EVENT_SET_ACCEPT_UNVALIDATED = 28; |
| 375 | |
| 376 | /** |
Lorenzo Colitti | 165c51c | 2016-09-19 01:00:19 +0900 | [diff] [blame] | 377 | * used to specify whether a network should not be penalized when it becomes unvalidated. |
| 378 | */ |
| 379 | private static final int EVENT_SET_AVOID_UNVALIDATED = 35; |
| 380 | |
| 381 | /** |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 382 | * used to ask the user to confirm a connection to an unvalidated network. |
| 383 | * obj = network |
| 384 | */ |
| 385 | private static final int EVENT_PROMPT_UNVALIDATED = 29; |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 386 | |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 387 | /** |
| 388 | * used internally to (re)configure mobile data always-on settings. |
| 389 | */ |
| 390 | private static final int EVENT_CONFIGURE_MOBILE_DATA_ALWAYS_ON = 30; |
| 391 | |
Paul Jensen | 694f2b8 | 2015-06-17 14:15:39 -0400 | [diff] [blame] | 392 | /** |
| 393 | * used to add a network listener with a pending intent |
| 394 | * obj = NetworkRequestInfo |
| 395 | */ |
| 396 | private static final int EVENT_REGISTER_NETWORK_LISTENER_WITH_INTENT = 31; |
| 397 | |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 398 | /** |
| 399 | * Indicates a caller has requested to have its callback invoked with |
| 400 | * the latest LinkProperties or NetworkCapabilities. |
| 401 | * |
| 402 | * arg1 = UID of caller |
| 403 | * obj = NetworkRequest |
| 404 | */ |
| 405 | private static final int EVENT_REQUEST_LINKPROPERTIES = 32; |
| 406 | private static final int EVENT_REQUEST_NETCAPABILITIES = 33; |
| 407 | |
Lorenzo Colitti | e58961a | 2015-08-07 20:17:27 +0900 | [diff] [blame] | 408 | /** Handler thread used for both of the handlers below. */ |
| 409 | @VisibleForTesting |
| 410 | protected final HandlerThread mHandlerThread; |
Jeff Sharkey | 4c628eb | 2012-07-23 13:19:46 -0700 | [diff] [blame] | 411 | /** Handler used for internal events. */ |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 412 | final private InternalHandler mHandler; |
Jeff Sharkey | 4c628eb | 2012-07-23 13:19:46 -0700 | [diff] [blame] | 413 | /** Handler used for incoming {@link NetworkStateTracker} events. */ |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 414 | final private NetworkStateTrackerHandler mTrackerHandler; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 415 | |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 416 | private boolean mSystemReady; |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 417 | private Intent mInitialBroadcast; |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 418 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 419 | private PowerManager.WakeLock mNetTransitionWakeLock; |
| 420 | private String mNetTransitionWakeLockCausedBy = ""; |
| 421 | private int mNetTransitionWakeLockSerialNumber; |
| 422 | private int mNetTransitionWakeLockTimeout; |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 423 | private final PowerManager.WakeLock mPendingIntentWakeLock; |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 424 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 425 | // used in DBG mode to track inet condition reports |
| 426 | private static final int INET_CONDITION_LOG_MAX_SIZE = 15; |
| 427 | private ArrayList mInetLog; |
| 428 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 429 | // track the current default http proxy - tell the world if we get a new one (real change) |
Jason Monk | cf0f97a | 2014-10-02 15:39:38 -0400 | [diff] [blame] | 430 | private volatile ProxyInfo mDefaultProxy = null; |
Robert Greenwalt | 00e8d4c | 2013-04-05 17:14:19 -0700 | [diff] [blame] | 431 | private Object mProxyLock = new Object(); |
Chia-chi Yeh | 4c12a47 | 2011-10-03 15:34:04 -0700 | [diff] [blame] | 432 | private boolean mDefaultProxyDisabled = false; |
| 433 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 434 | // track the global proxy. |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 435 | private ProxyInfo mGlobalProxy = null; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 436 | |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 437 | private PacManager mPacManager = null; |
| 438 | |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 439 | final private SettingsObserver mSettingsObserver; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 440 | |
Julia Reynolds | fc6b2a0 | 2014-06-24 10:56:55 -0400 | [diff] [blame] | 441 | private UserManager mUserManager; |
| 442 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 443 | NetworkConfig[] mNetConfigs; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 444 | int mNetworksDefined; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 445 | |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 446 | // the set of network types that can only be enabled by system/sig apps |
| 447 | List mProtectedNetworks; |
| 448 | |
John Spurlock | bf991a8 | 2013-06-24 14:20:23 -0400 | [diff] [blame] | 449 | private DataConnectionStats mDataConnectionStats; |
Vinit Deshapnde | 1f12cb5 | 2013-08-21 13:09:01 -0700 | [diff] [blame] | 450 | |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 451 | TelephonyManager mTelephonyManager; |
John Spurlock | bf991a8 | 2013-06-24 14:20:23 -0400 | [diff] [blame] | 452 | |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 453 | private KeepaliveTracker mKeepaliveTracker; |
Lorenzo Colitti | f3ae2ee | 2016-08-22 16:30:00 +0900 | [diff] [blame] | 454 | private NetworkNotificationManager mNotifier; |
Lorenzo Colitti | 5526f9c | 2016-08-22 16:46:40 +0900 | [diff] [blame] | 455 | private LingerMonitor mLingerMonitor; |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 456 | |
Sreeram Ramachandran | 8f4d42c | 2014-09-05 16:06:34 -0700 | [diff] [blame] | 457 | // sequence number for Networks; keep in sync with system/netd/NetworkController.cpp |
| 458 | private final static int MIN_NET_ID = 100; // some reserved marks |
Robert Greenwalt | 9ba9c58 | 2014-03-19 17:56:12 -0700 | [diff] [blame] | 459 | private final static int MAX_NET_ID = 65535; |
| 460 | private int mNextNetId = MIN_NET_ID; |
| 461 | |
Robert Greenwalt | 34524f0 | 2014-05-18 16:22:10 -0700 | [diff] [blame] | 462 | // sequence number of NetworkRequests |
| 463 | private int mNextNetworkRequestId = 1; |
| 464 | |
Erik Kline | 7523eb3 | 2015-07-09 18:24:03 +0900 | [diff] [blame] | 465 | // NetworkRequest activity String log entries. |
| 466 | private static final int MAX_NETWORK_REQUEST_LOGS = 20; |
| 467 | private final LocalLog mNetworkRequestInfoLogs = new LocalLog(MAX_NETWORK_REQUEST_LOGS); |
| 468 | |
Hugo Benichi | c2ae287 | 2016-07-11 11:05:12 +0900 | [diff] [blame] | 469 | // NetworkInfo blocked and unblocked String log entries |
| 470 | // TODO: consider reducing memory usage. Each log line is ~40 2B chars, for a total of ~8kB. |
| 471 | private static final int MAX_NETWORK_INFO_LOGS = 100; |
| 472 | private final LocalLog mNetworkInfoBlockingLogs = new LocalLog(MAX_NETWORK_INFO_LOGS); |
| 473 | |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 474 | // Array of <Network,ReadOnlyLocalLogs> tracking network validation and results |
| 475 | private static final int MAX_VALIDATION_LOGS = 10; |
Paul Jensen | 0808eb8 | 2016-06-03 13:51:21 -0400 | [diff] [blame] | 476 | private static class ValidationLog { |
| 477 | final Network mNetwork; |
| 478 | final String mNetworkExtraInfo; |
| 479 | final ReadOnlyLocalLog mLog; |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 480 | |
Paul Jensen | 0808eb8 | 2016-06-03 13:51:21 -0400 | [diff] [blame] | 481 | ValidationLog(Network network, String networkExtraInfo, ReadOnlyLocalLog log) { |
| 482 | mNetwork = network; |
| 483 | mNetworkExtraInfo = networkExtraInfo; |
| 484 | mLog = log; |
| 485 | } |
| 486 | } |
| 487 | private final ArrayDeque<ValidationLog> mValidationLogs = |
| 488 | new ArrayDeque<ValidationLog>(MAX_VALIDATION_LOGS); |
| 489 | |
| 490 | private void addValidationLogs(ReadOnlyLocalLog log, Network network, String networkExtraInfo) { |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 491 | synchronized(mValidationLogs) { |
| 492 | while (mValidationLogs.size() >= MAX_VALIDATION_LOGS) { |
| 493 | mValidationLogs.removeLast(); |
| 494 | } |
Paul Jensen | 0808eb8 | 2016-06-03 13:51:21 -0400 | [diff] [blame] | 495 | mValidationLogs.addFirst(new ValidationLog(network, networkExtraInfo, log)); |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 496 | } |
| 497 | } |
| 498 | |
Hugo Benichi | f9fdf87 | 2016-07-28 17:53:06 +0900 | [diff] [blame] | 499 | private final IpConnectivityLog mMetricsLog; |
Hugo Benichi | cfddd68 | 2016-05-31 16:28:06 +0900 | [diff] [blame] | 500 | |
Erik Kline | 065ab6e | 2016-10-02 18:02:14 +0900 | [diff] [blame] | 501 | @VisibleForTesting |
Lorenzo Colitti | 58ebe1c | 2017-01-24 09:41:36 +0900 | [diff] [blame] | 502 | final MultinetworkPolicyTracker mMultinetworkPolicyTracker; |
Erik Kline | 065ab6e | 2016-10-02 18:02:14 +0900 | [diff] [blame] | 503 | |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 504 | /** |
| 505 | * Implements support for the legacy "one network per network type" model. |
| 506 | * |
| 507 | * We used to have a static array of NetworkStateTrackers, one for each |
| 508 | * network type, but that doesn't work any more now that we can have, |
| 509 | * for example, more that one wifi network. This class stores all the |
| 510 | * NetworkAgentInfo objects that support a given type, but the legacy |
| 511 | * API will only see the first one. |
| 512 | * |
| 513 | * It serves two main purposes: |
| 514 | * |
| 515 | * 1. Provide information about "the network for a given type" (since this |
| 516 | * API only supports one). |
| 517 | * 2. Send legacy connectivity change broadcasts. Broadcasts are sent if |
| 518 | * the first network for a given type changes, or if the default network |
| 519 | * changes. |
| 520 | */ |
| 521 | private class LegacyTypeTracker { |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 522 | |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 523 | private static final boolean DBG = true; |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 524 | private static final boolean VDBG = false; |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 525 | |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 526 | /** |
| 527 | * Array of lists, one per legacy network type (e.g., TYPE_MOBILE_MMS). |
| 528 | * Each list holds references to all NetworkAgentInfos that are used to |
| 529 | * satisfy requests for that network type. |
| 530 | * |
| 531 | * This array is built out at startup such that an unsupported network |
| 532 | * doesn't get an ArrayList instance, making this a tristate: |
| 533 | * unsupported, supported but not active and active. |
| 534 | * |
| 535 | * The actual lists are populated when we scan the network types that |
| 536 | * are supported on this device. |
Hugo Benichi | 78caa258 | 2016-06-21 09:48:07 +0900 | [diff] [blame] | 537 | * |
| 538 | * Threading model: |
| 539 | * - addSupportedType() is only called in the constructor |
| 540 | * - add(), update(), remove() are only called from the ConnectivityService handler thread. |
| 541 | * They are therefore not thread-safe with respect to each other. |
| 542 | * - getNetworkForType() can be called at any time on binder threads. It is synchronized |
| 543 | * on mTypeLists to be thread-safe with respect to a concurrent remove call. |
| 544 | * - dump is thread-safe with respect to concurrent add and remove calls. |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 545 | */ |
Hugo Benichi | 78caa258 | 2016-06-21 09:48:07 +0900 | [diff] [blame] | 546 | private final ArrayList<NetworkAgentInfo> mTypeLists[]; |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 547 | |
| 548 | public LegacyTypeTracker() { |
| 549 | mTypeLists = (ArrayList<NetworkAgentInfo>[]) |
| 550 | new ArrayList[ConnectivityManager.MAX_NETWORK_TYPE + 1]; |
| 551 | } |
| 552 | |
| 553 | public void addSupportedType(int type) { |
| 554 | if (mTypeLists[type] != null) { |
| 555 | throw new IllegalStateException( |
| 556 | "legacy list for type " + type + "already initialized"); |
| 557 | } |
| 558 | mTypeLists[type] = new ArrayList<NetworkAgentInfo>(); |
| 559 | } |
| 560 | |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 561 | public boolean isTypeSupported(int type) { |
| 562 | return isNetworkTypeValid(type) && mTypeLists[type] != null; |
| 563 | } |
| 564 | |
| 565 | public NetworkAgentInfo getNetworkForType(int type) { |
Hugo Benichi | 78caa258 | 2016-06-21 09:48:07 +0900 | [diff] [blame] | 566 | synchronized (mTypeLists) { |
| 567 | if (isTypeSupported(type) && !mTypeLists[type].isEmpty()) { |
| 568 | return mTypeLists[type].get(0); |
| 569 | } |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 570 | } |
Hugo Benichi | 78caa258 | 2016-06-21 09:48:07 +0900 | [diff] [blame] | 571 | return null; |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 572 | } |
| 573 | |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 574 | private void maybeLogBroadcast(NetworkAgentInfo nai, DetailedState state, int type, |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 575 | boolean isDefaultNetwork) { |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 576 | if (DBG) { |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 577 | log("Sending " + state + |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 578 | " broadcast for type " + type + " " + nai.name() + |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 579 | " isDefaultNetwork=" + isDefaultNetwork); |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 580 | } |
| 581 | } |
| 582 | |
| 583 | /** Adds the given network to the specified legacy type list. */ |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 584 | public void add(int type, NetworkAgentInfo nai) { |
| 585 | if (!isTypeSupported(type)) { |
| 586 | return; // Invalid network type. |
| 587 | } |
| 588 | if (VDBG) log("Adding agent " + nai + " for legacy network type " + type); |
| 589 | |
| 590 | ArrayList<NetworkAgentInfo> list = mTypeLists[type]; |
| 591 | if (list.contains(nai)) { |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 592 | return; |
| 593 | } |
Hugo Benichi | 78caa258 | 2016-06-21 09:48:07 +0900 | [diff] [blame] | 594 | synchronized (mTypeLists) { |
| 595 | list.add(nai); |
| 596 | } |
Lorenzo Colitti | 061f415 | 2014-09-28 16:08:06 +0900 | [diff] [blame] | 597 | |
| 598 | // Send a broadcast if this is the first network of its type or if it's the default. |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 599 | final boolean isDefaultNetwork = isDefaultNetwork(nai); |
Hugo Benichi | 78caa258 | 2016-06-21 09:48:07 +0900 | [diff] [blame] | 600 | if ((list.size() == 1) || isDefaultNetwork) { |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 601 | maybeLogBroadcast(nai, DetailedState.CONNECTED, type, isDefaultNetwork); |
| 602 | sendLegacyNetworkBroadcast(nai, DetailedState.CONNECTED, type); |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 603 | } |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 604 | } |
| 605 | |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 606 | /** Removes the given network from the specified legacy type list. */ |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 607 | public void remove(int type, NetworkAgentInfo nai, boolean wasDefault) { |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 608 | ArrayList<NetworkAgentInfo> list = mTypeLists[type]; |
| 609 | if (list == null || list.isEmpty()) { |
| 610 | return; |
| 611 | } |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 612 | final boolean wasFirstNetwork = list.get(0).equals(nai); |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 613 | |
Hugo Benichi | 78caa258 | 2016-06-21 09:48:07 +0900 | [diff] [blame] | 614 | synchronized (mTypeLists) { |
| 615 | if (!list.remove(nai)) { |
| 616 | return; |
| 617 | } |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 618 | } |
| 619 | |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 620 | final DetailedState state = DetailedState.DISCONNECTED; |
| 621 | |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 622 | if (wasFirstNetwork || wasDefault) { |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 623 | maybeLogBroadcast(nai, state, type, wasDefault); |
| 624 | sendLegacyNetworkBroadcast(nai, state, type); |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 625 | } |
| 626 | |
| 627 | if (!list.isEmpty() && wasFirstNetwork) { |
| 628 | if (DBG) log("Other network available for type " + type + |
| 629 | ", sending connected broadcast"); |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 630 | final NetworkAgentInfo replacement = list.get(0); |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 631 | maybeLogBroadcast(replacement, state, type, isDefaultNetwork(replacement)); |
| 632 | sendLegacyNetworkBroadcast(replacement, state, type); |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 633 | } |
| 634 | } |
| 635 | |
| 636 | /** Removes the given network from all legacy type lists. */ |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 637 | public void remove(NetworkAgentInfo nai, boolean wasDefault) { |
| 638 | if (VDBG) log("Removing agent " + nai + " wasDefault=" + wasDefault); |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 639 | for (int type = 0; type < mTypeLists.length; type++) { |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 640 | remove(type, nai, wasDefault); |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 641 | } |
| 642 | } |
Robert Greenwalt | d49ac33 | 2014-07-30 16:31:24 -0700 | [diff] [blame] | 643 | |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 644 | // send out another legacy broadcast - currently only used for suspend/unsuspend |
| 645 | // toggle |
| 646 | public void update(NetworkAgentInfo nai) { |
| 647 | final boolean isDefault = isDefaultNetwork(nai); |
| 648 | final DetailedState state = nai.networkInfo.getDetailedState(); |
| 649 | for (int type = 0; type < mTypeLists.length; type++) { |
| 650 | final ArrayList<NetworkAgentInfo> list = mTypeLists[type]; |
Robert Greenwalt | 3ac71b7 | 2015-07-10 16:00:36 -0700 | [diff] [blame] | 651 | final boolean contains = (list != null && list.contains(nai)); |
Hugo Benichi | 78caa258 | 2016-06-21 09:48:07 +0900 | [diff] [blame] | 652 | final boolean isFirst = contains && (nai == list.get(0)); |
| 653 | if (isFirst || contains && isDefault) { |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 654 | maybeLogBroadcast(nai, state, type, isDefault); |
| 655 | sendLegacyNetworkBroadcast(nai, state, type); |
| 656 | } |
| 657 | } |
| 658 | } |
| 659 | |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 660 | private String naiToString(NetworkAgentInfo nai) { |
| 661 | String name = (nai != null) ? nai.name() : "null"; |
| 662 | String state = (nai.networkInfo != null) ? |
| 663 | nai.networkInfo.getState() + "/" + nai.networkInfo.getDetailedState() : |
| 664 | "???/???"; |
| 665 | return name + " " + state; |
| 666 | } |
| 667 | |
Robert Greenwalt | d49ac33 | 2014-07-30 16:31:24 -0700 | [diff] [blame] | 668 | public void dump(IndentingPrintWriter pw) { |
Lorenzo Colitti | e380546 | 2015-06-03 11:18:24 +0900 | [diff] [blame] | 669 | pw.println("mLegacyTypeTracker:"); |
| 670 | pw.increaseIndent(); |
| 671 | pw.print("Supported types:"); |
Robert Greenwalt | d49ac33 | 2014-07-30 16:31:24 -0700 | [diff] [blame] | 672 | for (int type = 0; type < mTypeLists.length; type++) { |
Lorenzo Colitti | e380546 | 2015-06-03 11:18:24 +0900 | [diff] [blame] | 673 | if (mTypeLists[type] != null) pw.print(" " + type); |
Robert Greenwalt | d49ac33 | 2014-07-30 16:31:24 -0700 | [diff] [blame] | 674 | } |
Lorenzo Colitti | e380546 | 2015-06-03 11:18:24 +0900 | [diff] [blame] | 675 | pw.println(); |
| 676 | pw.println("Current state:"); |
| 677 | pw.increaseIndent(); |
Hugo Benichi | 78caa258 | 2016-06-21 09:48:07 +0900 | [diff] [blame] | 678 | synchronized (mTypeLists) { |
| 679 | for (int type = 0; type < mTypeLists.length; type++) { |
| 680 | if (mTypeLists[type] == null || mTypeLists[type].isEmpty()) continue; |
| 681 | for (NetworkAgentInfo nai : mTypeLists[type]) { |
| 682 | pw.println(type + " " + naiToString(nai)); |
| 683 | } |
Lorenzo Colitti | e380546 | 2015-06-03 11:18:24 +0900 | [diff] [blame] | 684 | } |
| 685 | } |
| 686 | pw.decreaseIndent(); |
| 687 | pw.decreaseIndent(); |
| 688 | pw.println(); |
Robert Greenwalt | d49ac33 | 2014-07-30 16:31:24 -0700 | [diff] [blame] | 689 | } |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 690 | } |
| 691 | private LegacyTypeTracker mLegacyTypeTracker = new LegacyTypeTracker(); |
| 692 | |
Jeff Sharkey | 899223b | 2012-08-04 15:24:58 -0700 | [diff] [blame] | 693 | public ConnectivityService(Context context, INetworkManagementService netManager, |
Robert Greenwalt | 6831f1d | 2014-07-27 12:06:40 -0700 | [diff] [blame] | 694 | INetworkStatsService statsService, INetworkPolicyManager policyManager) { |
Hugo Benichi | f9fdf87 | 2016-07-28 17:53:06 +0900 | [diff] [blame] | 695 | this(context, netManager, statsService, policyManager, new IpConnectivityLog()); |
| 696 | } |
| 697 | |
| 698 | @VisibleForTesting |
| 699 | protected ConnectivityService(Context context, INetworkManagementService netManager, |
| 700 | INetworkStatsService statsService, INetworkPolicyManager policyManager, |
| 701 | IpConnectivityLog logger) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 702 | if (DBG) log("ConnectivityService starting up"); |
Robert Greenwalt | de8383c | 2010-01-14 17:47:58 -0800 | [diff] [blame] | 703 | |
Hugo Benichi | f9fdf87 | 2016-07-28 17:53:06 +0900 | [diff] [blame] | 704 | mMetricsLog = logger; |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 705 | mDefaultRequest = createInternetRequestForTransport(-1, NetworkRequest.Type.REQUEST); |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 706 | NetworkRequestInfo defaultNRI = new NetworkRequestInfo(null, mDefaultRequest, new Binder()); |
Erik Kline | 7523eb3 | 2015-07-09 18:24:03 +0900 | [diff] [blame] | 707 | mNetworkRequests.put(mDefaultRequest, defaultNRI); |
| 708 | mNetworkRequestInfoLogs.log("REGISTER " + defaultNRI); |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 709 | |
| 710 | mDefaultMobileDataRequest = createInternetRequestForTransport( |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 711 | NetworkCapabilities.TRANSPORT_CELLULAR, NetworkRequest.Type.BACKGROUND_REQUEST); |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 712 | |
Hugo Benichi | ad4db4e | 2016-10-17 15:54:51 +0900 | [diff] [blame] | 713 | mHandlerThread = new HandlerThread("ConnectivityServiceThread"); |
Lorenzo Colitti | e58961a | 2015-08-07 20:17:27 +0900 | [diff] [blame] | 714 | mHandlerThread.start(); |
| 715 | mHandler = new InternalHandler(mHandlerThread.getLooper()); |
| 716 | mTrackerHandler = new NetworkStateTrackerHandler(mHandlerThread.getLooper()); |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 717 | |
Jeremy Joslin | 7929484 | 2014-12-03 17:15:28 -0800 | [diff] [blame] | 718 | mReleasePendingIntentDelayMs = Settings.Secure.getInt(context.getContentResolver(), |
| 719 | Settings.Secure.CONNECTIVITY_RELEASE_PENDING_INTENT_DELAY_MS, 5_000); |
| 720 | |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 721 | mLingerDelayMs = SystemProperties.getInt(LINGER_DELAY_PROPERTY, DEFAULT_LINGER_DELAY_MS); |
| 722 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 723 | mContext = checkNotNull(context, "missing Context"); |
Jeff Sharkey | 899223b | 2012-08-04 15:24:58 -0700 | [diff] [blame] | 724 | mNetd = checkNotNull(netManager, "missing INetworkManagementService"); |
Jeff Sharkey | 6973634 | 2014-12-08 14:50:12 -0800 | [diff] [blame] | 725 | mStatsService = checkNotNull(statsService, "missing INetworkStatsService"); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 726 | mPolicyManager = checkNotNull(policyManager, "missing INetworkPolicyManager"); |
Jeff Sharkey | 82f8521 | 2012-08-24 11:17:25 -0700 | [diff] [blame] | 727 | mKeyStore = KeyStore.getInstance(); |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 728 | mTelephonyManager = (TelephonyManager) mContext.getSystemService(Context.TELEPHONY_SERVICE); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 729 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 730 | try { |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 731 | mPolicyManager.setConnectivityListener(mPolicyListener); |
| 732 | mRestrictBackground = mPolicyManager.getRestrictBackground(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 733 | } catch (RemoteException e) { |
| 734 | // ouch, no rules updates means some processes may never get network |
Felipe Leme | d31a97f | 2016-05-06 14:53:50 -0700 | [diff] [blame] | 735 | loge("unable to register INetworkPolicyListener" + e); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 736 | } |
| 737 | |
| 738 | final PowerManager powerManager = (PowerManager) context.getSystemService( |
| 739 | Context.POWER_SERVICE); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 740 | mNetTransitionWakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG); |
| 741 | mNetTransitionWakeLockTimeout = mContext.getResources().getInteger( |
| 742 | com.android.internal.R.integer.config_networkTransitionTimeout); |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 743 | mPendingIntentWakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG); |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 744 | |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 745 | mNetConfigs = new NetworkConfig[ConnectivityManager.MAX_NETWORK_TYPE+1]; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 746 | |
Wink Saville | 51f456f | 2013-04-23 14:26:51 -0700 | [diff] [blame] | 747 | // TODO: What is the "correct" way to do determine if this is a wifi only device? |
| 748 | boolean wifiOnly = SystemProperties.getBoolean("ro.radio.noril", false); |
| 749 | log("wifiOnly=" + wifiOnly); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 750 | String[] naStrings = context.getResources().getStringArray( |
| 751 | com.android.internal.R.array.networkAttributes); |
| 752 | for (String naString : naStrings) { |
| 753 | try { |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 754 | NetworkConfig n = new NetworkConfig(naString); |
Wink Saville | 5e56bc5 | 2013-07-29 15:00:57 -0700 | [diff] [blame] | 755 | if (VDBG) log("naString=" + naString + " config=" + n); |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 756 | if (n.type > ConnectivityManager.MAX_NETWORK_TYPE) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 757 | loge("Error in networkAttributes - ignoring attempt to define type " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 758 | n.type); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 759 | continue; |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 760 | } |
Wink Saville | 51f456f | 2013-04-23 14:26:51 -0700 | [diff] [blame] | 761 | if (wifiOnly && ConnectivityManager.isNetworkTypeMobile(n.type)) { |
| 762 | log("networkAttributes - ignoring mobile as this dev is wifiOnly " + |
| 763 | n.type); |
| 764 | continue; |
| 765 | } |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 766 | if (mNetConfigs[n.type] != null) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 767 | loge("Error in networkAttributes - ignoring attempt to redefine type " + |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 768 | n.type); |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 769 | continue; |
| 770 | } |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 771 | mLegacyTypeTracker.addSupportedType(n.type); |
Robert Greenwalt | 12e6735 | 2014-05-13 21:41:06 -0700 | [diff] [blame] | 772 | |
Wink Saville | 975c848 | 2011-04-07 14:23:45 -0700 | [diff] [blame] | 773 | mNetConfigs[n.type] = n; |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 774 | mNetworksDefined++; |
| 775 | } catch(Exception e) { |
| 776 | // ignore it - leave the entry null |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 777 | } |
| 778 | } |
Sreeram Ramachandran | 60c0c0d | 2014-10-30 14:55:29 -0700 | [diff] [blame] | 779 | |
| 780 | // Forcibly add TYPE_VPN as a supported type, if it has not already been added via config. |
| 781 | if (mNetConfigs[TYPE_VPN] == null) { |
| 782 | // mNetConfigs is used only for "restore time", which isn't applicable to VPNs, so we |
| 783 | // don't need to add TYPE_VPN to mNetConfigs. |
| 784 | mLegacyTypeTracker.addSupportedType(TYPE_VPN); |
| 785 | mNetworksDefined++; // used only in the log() statement below. |
| 786 | } |
| 787 | |
Wink Saville | 5e56bc5 | 2013-07-29 15:00:57 -0700 | [diff] [blame] | 788 | if (VDBG) log("mNetworksDefined=" + mNetworksDefined); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 789 | |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 790 | mProtectedNetworks = new ArrayList<Integer>(); |
| 791 | int[] protectedNetworks = context.getResources().getIntArray( |
| 792 | com.android.internal.R.array.config_protectedNetworks); |
| 793 | for (int p : protectedNetworks) { |
| 794 | if ((mNetConfigs[p] != null) && (mProtectedNetworks.contains(p) == false)) { |
| 795 | mProtectedNetworks.add(p); |
| 796 | } else { |
| 797 | if (DBG) loge("Ignoring protectedNetwork " + p); |
| 798 | } |
| 799 | } |
| 800 | |
Robert Greenwalt | 5154ae76 | 2009-10-30 14:17:42 -0700 | [diff] [blame] | 801 | mTestMode = SystemProperties.get("cm.test.mode").equals("true") |
| 802 | && SystemProperties.get("ro.build.type").equals("eng"); |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 803 | |
Christopher Wiley | 497c147 | 2016-10-11 13:26:03 -0700 | [diff] [blame] | 804 | mTethering = new Tethering(mContext, mNetd, statsService, mPolicyManager, |
| 805 | IoThread.get().getLooper(), new MockableSystemProperties()); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 806 | |
Sreeram Ramachandran | e4a05af | 2014-09-24 09:16:19 -0700 | [diff] [blame] | 807 | mPermissionMonitor = new PermissionMonitor(mContext, mNetd); |
| 808 | |
Robert Greenwalt | bfc7634 | 2013-07-19 14:30:49 -0700 | [diff] [blame] | 809 | //set up the listener for user state for creating user VPNs |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 810 | IntentFilter intentFilter = new IntentFilter(); |
Robin Lee | 323f29d | 2016-05-04 16:38:06 +0100 | [diff] [blame] | 811 | intentFilter.addAction(Intent.ACTION_USER_STARTED); |
Amith Yamasani | ad2e4bf | 2016-04-26 14:35:54 -0700 | [diff] [blame] | 812 | intentFilter.addAction(Intent.ACTION_USER_STOPPED); |
Fyodor Kupolov | 1c36315 | 2015-09-02 13:27:21 -0700 | [diff] [blame] | 813 | intentFilter.addAction(Intent.ACTION_USER_ADDED); |
| 814 | intentFilter.addAction(Intent.ACTION_USER_REMOVED); |
Robin Lee | 89e7a69 | 2016-02-29 14:38:17 +0000 | [diff] [blame] | 815 | intentFilter.addAction(Intent.ACTION_USER_UNLOCKED); |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 816 | mContext.registerReceiverAsUser( |
| 817 | mUserIntentReceiver, UserHandle.ALL, intentFilter, null, null); |
Robin Lee | 95204e0 | 2017-01-27 11:59:22 +0000 | [diff] [blame] | 818 | mContext.registerReceiverAsUser(mUserPresentReceiver, UserHandle.SYSTEM, |
| 819 | new IntentFilter(Intent.ACTION_USER_PRESENT), null, null); |
Lorenzo Colitti | 13c9fde | 2013-03-15 04:22:37 +0900 | [diff] [blame] | 820 | |
Chia-chi Yeh | 008ff39 | 2011-05-23 15:08:29 -0700 | [diff] [blame] | 821 | try { |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 822 | mNetd.registerObserver(mTethering); |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 823 | mNetd.registerObserver(mDataActivityObserver); |
Chia-chi Yeh | 008ff39 | 2011-05-23 15:08:29 -0700 | [diff] [blame] | 824 | } catch (RemoteException e) { |
| 825 | loge("Error registering observer :" + e); |
| 826 | } |
| 827 | |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 828 | if (DBG) { |
| 829 | mInetLog = new ArrayList(); |
| 830 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 831 | |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 832 | mSettingsObserver = new SettingsObserver(mContext, mHandler); |
| 833 | registerSettingsCallbacks(); |
Robert Greenwalt | b7090d6 | 2010-12-02 11:31:00 -0800 | [diff] [blame] | 834 | |
John Spurlock | bf991a8 | 2013-06-24 14:20:23 -0400 | [diff] [blame] | 835 | mDataConnectionStats = new DataConnectionStats(mContext); |
| 836 | mDataConnectionStats.startMonitoring(); |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 837 | |
Jason Monk | decd295 | 2013-10-10 14:02:51 -0400 | [diff] [blame] | 838 | mPacManager = new PacManager(mContext, mHandler, EVENT_PROXY_HAS_CHANGED); |
Wink Saville | 7788c61 | 2013-08-29 14:57:08 -0700 | [diff] [blame] | 839 | |
Julia Reynolds | fc6b2a0 | 2014-06-24 10:56:55 -0400 | [diff] [blame] | 840 | mUserManager = (UserManager) context.getSystemService(Context.USER_SERVICE); |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 841 | |
| 842 | mKeepaliveTracker = new KeepaliveTracker(mHandler); |
Lorenzo Colitti | 0b59906 | 2016-08-22 22:36:19 +0900 | [diff] [blame] | 843 | mNotifier = new NetworkNotificationManager(mContext, mTelephonyManager, |
| 844 | mContext.getSystemService(NotificationManager.class)); |
Lorenzo Colitti | 84e6f123 | 2016-08-29 14:03:11 +0900 | [diff] [blame] | 845 | |
| 846 | final int dailyLimit = Settings.Global.getInt(mContext.getContentResolver(), |
| 847 | Settings.Global.NETWORK_SWITCH_NOTIFICATION_DAILY_LIMIT, |
| 848 | LingerMonitor.DEFAULT_NOTIFICATION_DAILY_LIMIT); |
| 849 | final long rateLimit = Settings.Global.getLong(mContext.getContentResolver(), |
| 850 | Settings.Global.NETWORK_SWITCH_NOTIFICATION_RATE_LIMIT_MILLIS, |
| 851 | LingerMonitor.DEFAULT_NOTIFICATION_RATE_LIMIT_MILLIS); |
| 852 | mLingerMonitor = new LingerMonitor(mContext, mNotifier, dailyLimit, rateLimit); |
Lorenzo Colitti | 2618c1b | 2016-09-16 23:43:38 +0900 | [diff] [blame] | 853 | |
Lorenzo Colitti | 58ebe1c | 2017-01-24 09:41:36 +0900 | [diff] [blame] | 854 | mMultinetworkPolicyTracker = createMultinetworkPolicyTracker( |
Erik Kline | 065ab6e | 2016-10-02 18:02:14 +0900 | [diff] [blame] | 855 | mContext, mHandler, () -> rematchForAvoidBadWifiUpdate()); |
Lorenzo Colitti | 58ebe1c | 2017-01-24 09:41:36 +0900 | [diff] [blame] | 856 | mMultinetworkPolicyTracker.start(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 857 | } |
Jeff Sharkey | 4c628eb | 2012-07-23 13:19:46 -0700 | [diff] [blame] | 858 | |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 859 | private NetworkRequest createInternetRequestForTransport( |
| 860 | int transportType, NetworkRequest.Type type) { |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 861 | NetworkCapabilities netCap = new NetworkCapabilities(); |
Lorenzo Colitti | 8deb341 | 2015-05-14 17:07:20 +0900 | [diff] [blame] | 862 | netCap.addCapability(NET_CAPABILITY_INTERNET); |
| 863 | netCap.addCapability(NET_CAPABILITY_NOT_RESTRICTED); |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 864 | if (transportType > -1) { |
| 865 | netCap.addTransportType(transportType); |
| 866 | } |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 867 | return new NetworkRequest(netCap, TYPE_NONE, nextNetworkRequestId(), type); |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 868 | } |
| 869 | |
Lorenzo Colitti | 762ea7a | 2016-06-05 21:00:23 +0900 | [diff] [blame] | 870 | // Used only for testing. |
| 871 | // TODO: Delete this and either: |
| 872 | // 1. Give Fake SettingsProvider the ability to send settings change notifications (requires |
| 873 | // changing ContentResolver to make registerContentObserver non-final). |
| 874 | // 2. Give FakeSettingsProvider an alternative notification mechanism and have the test use it |
| 875 | // by subclassing SettingsObserver. |
| 876 | @VisibleForTesting |
| 877 | void updateMobileDataAlwaysOn() { |
| 878 | mHandler.sendEmptyMessage(EVENT_CONFIGURE_MOBILE_DATA_ALWAYS_ON); |
| 879 | } |
| 880 | |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 881 | private void handleMobileDataAlwaysOn() { |
| 882 | final boolean enable = (Settings.Global.getInt( |
Lorenzo Colitti | 5d6bf6d | 2017-01-17 11:07:10 +0900 | [diff] [blame] | 883 | mContext.getContentResolver(), Settings.Global.MOBILE_DATA_ALWAYS_ON, 1) == 1); |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 884 | final boolean isEnabled = (mNetworkRequests.get(mDefaultMobileDataRequest) != null); |
| 885 | if (enable == isEnabled) { |
| 886 | return; // Nothing to do. |
| 887 | } |
| 888 | |
| 889 | if (enable) { |
| 890 | handleRegisterNetworkRequest(new NetworkRequestInfo( |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 891 | null, mDefaultMobileDataRequest, new Binder())); |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 892 | } else { |
| 893 | handleReleaseNetworkRequest(mDefaultMobileDataRequest, Process.SYSTEM_UID); |
| 894 | } |
| 895 | } |
| 896 | |
| 897 | private void registerSettingsCallbacks() { |
| 898 | // Watch for global HTTP proxy changes. |
| 899 | mSettingsObserver.observe( |
| 900 | Settings.Global.getUriFor(Settings.Global.HTTP_PROXY), |
| 901 | EVENT_APPLY_GLOBAL_HTTP_PROXY); |
| 902 | |
| 903 | // Watch for whether or not to keep mobile data always on. |
| 904 | mSettingsObserver.observe( |
| 905 | Settings.Global.getUriFor(Settings.Global.MOBILE_DATA_ALWAYS_ON), |
| 906 | EVENT_CONFIGURE_MOBILE_DATA_ALWAYS_ON); |
| 907 | } |
| 908 | |
Robert Greenwalt | 34524f0 | 2014-05-18 16:22:10 -0700 | [diff] [blame] | 909 | private synchronized int nextNetworkRequestId() { |
| 910 | return mNextNetworkRequestId++; |
| 911 | } |
| 912 | |
Paul Jensen | 67b0b07 | 2015-06-10 11:22:17 -0400 | [diff] [blame] | 913 | @VisibleForTesting |
| 914 | protected int reserveNetId() { |
Paul Jensen | 60061a6 | 2014-08-05 14:13:48 -0400 | [diff] [blame] | 915 | synchronized (mNetworkForNetId) { |
| 916 | for (int i = MIN_NET_ID; i <= MAX_NET_ID; i++) { |
| 917 | int netId = mNextNetId; |
| 918 | if (++mNextNetId > MAX_NET_ID) mNextNetId = MIN_NET_ID; |
| 919 | // Make sure NetID unused. http://b/16815182 |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 920 | if (!mNetIdInUse.get(netId)) { |
| 921 | mNetIdInUse.put(netId, true); |
| 922 | return netId; |
Paul Jensen | 60061a6 | 2014-08-05 14:13:48 -0400 | [diff] [blame] | 923 | } |
| 924 | } |
| 925 | } |
| 926 | throw new IllegalStateException("No free netIds"); |
Robert Greenwalt | 9ba9c58 | 2014-03-19 17:56:12 -0700 | [diff] [blame] | 927 | } |
| 928 | |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 929 | private NetworkState getFilteredNetworkState(int networkType, int uid, boolean ignoreBlocked) { |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 930 | if (mLegacyTypeTracker.isTypeSupported(networkType)) { |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 931 | final NetworkAgentInfo nai = mLegacyTypeTracker.getNetworkForType(networkType); |
| 932 | final NetworkState state; |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 933 | if (nai != null) { |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 934 | state = nai.getNetworkState(); |
| 935 | state.networkInfo.setType(networkType); |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 936 | } else { |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 937 | final NetworkInfo info = new NetworkInfo(networkType, 0, |
| 938 | getNetworkTypeName(networkType), ""); |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 939 | info.setDetailedState(NetworkInfo.DetailedState.DISCONNECTED, null, null); |
| 940 | info.setIsAvailable(true); |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 941 | state = new NetworkState(info, new LinkProperties(), new NetworkCapabilities(), |
| 942 | null, null, null); |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 943 | } |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 944 | filterNetworkStateForUid(state, uid, ignoreBlocked); |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 945 | return state; |
| 946 | } else { |
| 947 | return NetworkState.EMPTY; |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 948 | } |
Paul Jensen | 7ccd3df | 2014-08-29 09:54:01 -0400 | [diff] [blame] | 949 | } |
| 950 | |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 951 | private NetworkAgentInfo getNetworkAgentInfoForNetwork(Network network) { |
| 952 | if (network == null) { |
| 953 | return null; |
| 954 | } |
| 955 | synchronized (mNetworkForNetId) { |
| 956 | return mNetworkForNetId.get(network.netId); |
| 957 | } |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 958 | } |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 959 | |
Lorenzo Colitti | d6a7980 | 2015-02-05 13:57:17 +0900 | [diff] [blame] | 960 | private Network[] getVpnUnderlyingNetworks(int uid) { |
| 961 | if (!mLockdownEnabled) { |
| 962 | int user = UserHandle.getUserId(uid); |
| 963 | synchronized (mVpns) { |
| 964 | Vpn vpn = mVpns.get(user); |
| 965 | if (vpn != null && vpn.appliesToUid(uid)) { |
| 966 | return vpn.getUnderlyingNetworks(); |
| 967 | } |
| 968 | } |
| 969 | } |
| 970 | return null; |
| 971 | } |
| 972 | |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 973 | private NetworkState getUnfilteredActiveNetworkState(int uid) { |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 974 | NetworkAgentInfo nai = getDefaultNetwork(); |
Sreeram Ramachandran | c2c0bea | 2014-11-11 16:09:21 -0800 | [diff] [blame] | 975 | |
Lorenzo Colitti | d6a7980 | 2015-02-05 13:57:17 +0900 | [diff] [blame] | 976 | final Network[] networks = getVpnUnderlyingNetworks(uid); |
| 977 | if (networks != null) { |
| 978 | // getUnderlyingNetworks() returns: |
| 979 | // null => there was no VPN, or the VPN didn't specify anything, so we use the default. |
| 980 | // empty array => the VPN explicitly said "no default network". |
| 981 | // non-empty array => the VPN specified one or more default networks; we use the |
| 982 | // first one. |
| 983 | if (networks.length > 0) { |
| 984 | nai = getNetworkAgentInfoForNetwork(networks[0]); |
| 985 | } else { |
| 986 | nai = null; |
Sreeram Ramachandran | c2c0bea | 2014-11-11 16:09:21 -0800 | [diff] [blame] | 987 | } |
| 988 | } |
| 989 | |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 990 | if (nai != null) { |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 991 | return nai.getNetworkState(); |
| 992 | } else { |
| 993 | return NetworkState.EMPTY; |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 994 | } |
Paul Jensen | 7ccd3df | 2014-08-29 09:54:01 -0400 | [diff] [blame] | 995 | } |
| 996 | |
| 997 | /** |
| 998 | * Check if UID should be blocked from using the network with the given LinkProperties. |
| 999 | */ |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1000 | private boolean isNetworkWithLinkPropertiesBlocked(LinkProperties lp, int uid, |
| 1001 | boolean ignoreBlocked) { |
| 1002 | // Networks aren't blocked when ignoring blocked status |
| 1003 | if (ignoreBlocked) return false; |
| 1004 | // Networks are never blocked for system services |
Felipe Leme | ee27cab | 2016-06-20 16:36:29 -0700 | [diff] [blame] | 1005 | if (isSystem(uid)) return false; |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1006 | |
| 1007 | final boolean networkMetered; |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1008 | final int uidRules; |
Robert Greenwalt | 12e6735 | 2014-05-13 21:41:06 -0700 | [diff] [blame] | 1009 | |
Robin Lee | 17e6183 | 2016-05-09 13:46:28 +0100 | [diff] [blame] | 1010 | synchronized (mVpns) { |
| 1011 | final Vpn vpn = mVpns.get(UserHandle.getUserId(uid)); |
| 1012 | if (vpn != null && vpn.isBlockingUid(uid)) { |
| 1013 | return true; |
| 1014 | } |
| 1015 | } |
| 1016 | |
Robert Greenwalt | 12e6735 | 2014-05-13 21:41:06 -0700 | [diff] [blame] | 1017 | final String iface = (lp == null ? "" : lp.getInterfaceName()); |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1018 | synchronized (mRulesLock) { |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1019 | networkMetered = mMeteredIfaces.contains(iface); |
Felipe Leme | 46c4fc3 | 2016-05-04 09:21:43 -0700 | [diff] [blame] | 1020 | uidRules = mUidRules.get(uid, RULE_NONE); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1021 | } |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1022 | |
Felipe Leme | d31a97f | 2016-05-06 14:53:50 -0700 | [diff] [blame] | 1023 | boolean allowed = true; |
| 1024 | // Check Data Saver Mode first... |
| 1025 | if (networkMetered) { |
| 1026 | if ((uidRules & RULE_REJECT_METERED) != 0) { |
| 1027 | if (LOGD_RULES) Log.d(TAG, "uid " + uid + " is blacklisted"); |
| 1028 | // Explicitly blacklisted. |
| 1029 | allowed = false; |
| 1030 | } else { |
| 1031 | allowed = !mRestrictBackground |
| 1032 | || (uidRules & RULE_ALLOW_METERED) != 0 |
| 1033 | || (uidRules & RULE_TEMPORARY_ALLOW_METERED) != 0; |
| 1034 | if (LOGD_RULES) Log.d(TAG, "allowed status for uid " + uid + " when" |
| 1035 | + " mRestrictBackground=" + mRestrictBackground |
| 1036 | + ", whitelisted=" + ((uidRules & RULE_ALLOW_METERED) != 0) |
| 1037 | + ", tempWhitelist= + ((uidRules & RULE_TEMPORARY_ALLOW_METERED) != 0)" |
| 1038 | + ": " + allowed); |
| 1039 | } |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1040 | } |
Felipe Leme | 781ba14 | 2016-05-09 16:24:48 -0700 | [diff] [blame] | 1041 | // ...then power restrictions. |
| 1042 | if (allowed) { |
| 1043 | allowed = (uidRules & RULE_REJECT_ALL) == 0; |
Felipe Leme | d31a97f | 2016-05-06 14:53:50 -0700 | [diff] [blame] | 1044 | if (LOGD_RULES) Log.d(TAG, "allowed status for uid " + uid + " when" |
Felipe Leme | 781ba14 | 2016-05-09 16:24:48 -0700 | [diff] [blame] | 1045 | + " rule is " + uidRulesToString(uidRules) + ": " + allowed); |
Felipe Leme | d31a97f | 2016-05-06 14:53:50 -0700 | [diff] [blame] | 1046 | } |
| 1047 | return !allowed; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1048 | } |
| 1049 | |
Lorenzo Colitti | c1a6ce7 | 2016-01-22 04:04:57 +0900 | [diff] [blame] | 1050 | private void maybeLogBlockedNetworkInfo(NetworkInfo ni, int uid) { |
Hugo Benichi | c2ae287 | 2016-07-11 11:05:12 +0900 | [diff] [blame] | 1051 | if (ni == null || !LOGD_BLOCKED_NETWORKINFO) { |
| 1052 | return; |
| 1053 | } |
Lorenzo Colitti | c1a6ce7 | 2016-01-22 04:04:57 +0900 | [diff] [blame] | 1054 | boolean removed = false; |
| 1055 | boolean added = false; |
| 1056 | synchronized (mBlockedAppUids) { |
| 1057 | if (ni.getDetailedState() == DetailedState.BLOCKED && mBlockedAppUids.add(uid)) { |
| 1058 | added = true; |
| 1059 | } else if (ni.isConnected() && mBlockedAppUids.remove(uid)) { |
| 1060 | removed = true; |
| 1061 | } |
| 1062 | } |
Hugo Benichi | c2ae287 | 2016-07-11 11:05:12 +0900 | [diff] [blame] | 1063 | if (added) { |
| 1064 | log("Returning blocked NetworkInfo to uid=" + uid); |
| 1065 | mNetworkInfoBlockingLogs.log("BLOCKED " + uid); |
| 1066 | } else if (removed) { |
| 1067 | log("Returning unblocked NetworkInfo to uid=" + uid); |
| 1068 | mNetworkInfoBlockingLogs.log("UNBLOCKED " + uid); |
| 1069 | } |
Lorenzo Colitti | c1a6ce7 | 2016-01-22 04:04:57 +0900 | [diff] [blame] | 1070 | } |
| 1071 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1072 | /** |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1073 | * Apply any relevant filters to {@link NetworkState} for the given UID. For |
| 1074 | * example, this may mark the network as {@link DetailedState#BLOCKED} based |
| 1075 | * on {@link #isNetworkWithLinkPropertiesBlocked}, or |
| 1076 | * {@link NetworkInfo#isMetered()} based on network policies. |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1077 | */ |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1078 | private void filterNetworkStateForUid(NetworkState state, int uid, boolean ignoreBlocked) { |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1079 | if (state == null || state.networkInfo == null || state.linkProperties == null) return; |
| 1080 | |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1081 | if (isNetworkWithLinkPropertiesBlocked(state.linkProperties, uid, ignoreBlocked)) { |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1082 | state.networkInfo.setDetailedState(DetailedState.BLOCKED, null, null); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1083 | } |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1084 | if (mLockdownTracker != null) { |
| 1085 | mLockdownTracker.augmentNetworkInfo(state.networkInfo); |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 1086 | } |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1087 | |
| 1088 | // TODO: apply metered state closer to NetworkAgentInfo |
| 1089 | final long token = Binder.clearCallingIdentity(); |
| 1090 | try { |
| 1091 | state.networkInfo.setMetered(mPolicyManager.isNetworkMetered(state)); |
| 1092 | } catch (RemoteException e) { |
| 1093 | } finally { |
| 1094 | Binder.restoreCallingIdentity(token); |
| 1095 | } |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1096 | } |
| 1097 | |
| 1098 | /** |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1099 | * Return NetworkInfo for the active (i.e., connected) network interface. |
| 1100 | * It is assumed that at most one network is active at a time. If more |
| 1101 | * than one is active, it is indeterminate which will be returned. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1102 | * @return the info for the active network, or {@code null} if none is |
| 1103 | * active |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1104 | */ |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1105 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1106 | public NetworkInfo getActiveNetworkInfo() { |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1107 | enforceAccessPermission(); |
| 1108 | final int uid = Binder.getCallingUid(); |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1109 | final NetworkState state = getUnfilteredActiveNetworkState(uid); |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1110 | filterNetworkStateForUid(state, uid, false); |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1111 | maybeLogBlockedNetworkInfo(state.networkInfo, uid); |
| 1112 | return state.networkInfo; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1113 | } |
| 1114 | |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 1115 | @Override |
| 1116 | public Network getActiveNetwork() { |
| 1117 | enforceAccessPermission(); |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1118 | return getActiveNetworkForUidInternal(Binder.getCallingUid(), false); |
Robin Lee | d2baf79 | 2016-03-24 12:07:00 +0000 | [diff] [blame] | 1119 | } |
| 1120 | |
| 1121 | @Override |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1122 | public Network getActiveNetworkForUid(int uid, boolean ignoreBlocked) { |
Robin Lee | d2baf79 | 2016-03-24 12:07:00 +0000 | [diff] [blame] | 1123 | enforceConnectivityInternalPermission(); |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1124 | return getActiveNetworkForUidInternal(uid, ignoreBlocked); |
Robin Lee | d2baf79 | 2016-03-24 12:07:00 +0000 | [diff] [blame] | 1125 | } |
| 1126 | |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1127 | private Network getActiveNetworkForUidInternal(final int uid, boolean ignoreBlocked) { |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 1128 | final int user = UserHandle.getUserId(uid); |
| 1129 | int vpnNetId = NETID_UNSET; |
| 1130 | synchronized (mVpns) { |
| 1131 | final Vpn vpn = mVpns.get(user); |
| 1132 | if (vpn != null && vpn.appliesToUid(uid)) vpnNetId = vpn.getNetId(); |
| 1133 | } |
| 1134 | NetworkAgentInfo nai; |
| 1135 | if (vpnNetId != NETID_UNSET) { |
| 1136 | synchronized (mNetworkForNetId) { |
| 1137 | nai = mNetworkForNetId.get(vpnNetId); |
| 1138 | } |
| 1139 | if (nai != null) return nai.network; |
| 1140 | } |
| 1141 | nai = getDefaultNetwork(); |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1142 | if (nai != null |
| 1143 | && isNetworkWithLinkPropertiesBlocked(nai.linkProperties, uid, ignoreBlocked)) { |
| 1144 | nai = null; |
| 1145 | } |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 1146 | return nai != null ? nai.network : null; |
| 1147 | } |
| 1148 | |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 1149 | // Public because it's used by mLockdownTracker. |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 1150 | public NetworkInfo getActiveNetworkInfoUnfiltered() { |
| 1151 | enforceAccessPermission(); |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1152 | final int uid = Binder.getCallingUid(); |
| 1153 | NetworkState state = getUnfilteredActiveNetworkState(uid); |
| 1154 | return state.networkInfo; |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 1155 | } |
| 1156 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1157 | @Override |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1158 | public NetworkInfo getActiveNetworkInfoForUid(int uid, boolean ignoreBlocked) { |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1159 | enforceConnectivityInternalPermission(); |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1160 | final NetworkState state = getUnfilteredActiveNetworkState(uid); |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1161 | filterNetworkStateForUid(state, uid, ignoreBlocked); |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1162 | return state.networkInfo; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1163 | } |
| 1164 | |
| 1165 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1166 | public NetworkInfo getNetworkInfo(int networkType) { |
| 1167 | enforceAccessPermission(); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1168 | final int uid = Binder.getCallingUid(); |
Lorenzo Colitti | d6a7980 | 2015-02-05 13:57:17 +0900 | [diff] [blame] | 1169 | if (getVpnUnderlyingNetworks(uid) != null) { |
| 1170 | // A VPN is active, so we may need to return one of its underlying networks. This |
| 1171 | // information is not available in LegacyTypeTracker, so we have to get it from |
| 1172 | // getUnfilteredActiveNetworkState. |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1173 | final NetworkState state = getUnfilteredActiveNetworkState(uid); |
Lorenzo Colitti | d6a7980 | 2015-02-05 13:57:17 +0900 | [diff] [blame] | 1174 | if (state.networkInfo != null && state.networkInfo.getType() == networkType) { |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1175 | filterNetworkStateForUid(state, uid, false); |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1176 | return state.networkInfo; |
Lorenzo Colitti | d6a7980 | 2015-02-05 13:57:17 +0900 | [diff] [blame] | 1177 | } |
| 1178 | } |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1179 | final NetworkState state = getFilteredNetworkState(networkType, uid, false); |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1180 | return state.networkInfo; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1181 | } |
| 1182 | |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1183 | @Override |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1184 | public NetworkInfo getNetworkInfoForUid(Network network, int uid, boolean ignoreBlocked) { |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1185 | enforceAccessPermission(); |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1186 | final NetworkAgentInfo nai = getNetworkAgentInfoForNetwork(network); |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1187 | if (nai != null) { |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1188 | final NetworkState state = nai.getNetworkState(); |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1189 | filterNetworkStateForUid(state, uid, ignoreBlocked); |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1190 | return state.networkInfo; |
| 1191 | } else { |
| 1192 | return null; |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1193 | } |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1194 | } |
| 1195 | |
| 1196 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1197 | public NetworkInfo[] getAllNetworkInfo() { |
| 1198 | enforceAccessPermission(); |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1199 | final ArrayList<NetworkInfo> result = Lists.newArrayList(); |
Paul Jensen | f9ee0e5 | 2014-09-19 11:14:12 -0400 | [diff] [blame] | 1200 | for (int networkType = 0; networkType <= ConnectivityManager.MAX_NETWORK_TYPE; |
| 1201 | networkType++) { |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1202 | NetworkInfo info = getNetworkInfo(networkType); |
| 1203 | if (info != null) { |
| 1204 | result.add(info); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1205 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1206 | } |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1207 | return result.toArray(new NetworkInfo[result.size()]); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1208 | } |
| 1209 | |
Robert Greenwalt | 9b2886e | 2011-08-31 11:46:42 -0700 | [diff] [blame] | 1210 | @Override |
Lorenzo Colitti | b57edc5 | 2014-08-22 17:10:50 -0700 | [diff] [blame] | 1211 | public Network getNetworkForType(int networkType) { |
| 1212 | enforceAccessPermission(); |
| 1213 | final int uid = Binder.getCallingUid(); |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1214 | NetworkState state = getFilteredNetworkState(networkType, uid, false); |
| 1215 | if (!isNetworkWithLinkPropertiesBlocked(state.linkProperties, uid, false)) { |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1216 | return state.network; |
Lorenzo Colitti | b57edc5 | 2014-08-22 17:10:50 -0700 | [diff] [blame] | 1217 | } |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1218 | return null; |
Lorenzo Colitti | b57edc5 | 2014-08-22 17:10:50 -0700 | [diff] [blame] | 1219 | } |
| 1220 | |
| 1221 | @Override |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 1222 | public Network[] getAllNetworks() { |
| 1223 | enforceAccessPermission(); |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 1224 | synchronized (mNetworkForNetId) { |
Paul Jensen | e75b9e3 | 2015-04-06 11:54:53 -0400 | [diff] [blame] | 1225 | final Network[] result = new Network[mNetworkForNetId.size()]; |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 1226 | for (int i = 0; i < mNetworkForNetId.size(); i++) { |
Paul Jensen | e75b9e3 | 2015-04-06 11:54:53 -0400 | [diff] [blame] | 1227 | result[i] = mNetworkForNetId.valueAt(i).network; |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 1228 | } |
Paul Jensen | e75b9e3 | 2015-04-06 11:54:53 -0400 | [diff] [blame] | 1229 | return result; |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 1230 | } |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 1231 | } |
| 1232 | |
Lorenzo Colitti | 403aa26 | 2014-11-28 11:21:30 +0900 | [diff] [blame] | 1233 | @Override |
| 1234 | public NetworkCapabilities[] getDefaultNetworkCapabilitiesForUser(int userId) { |
| 1235 | // The basic principle is: if an app's traffic could possibly go over a |
| 1236 | // network, without the app doing anything multinetwork-specific, |
| 1237 | // (hence, by "default"), then include that network's capabilities in |
| 1238 | // the array. |
| 1239 | // |
| 1240 | // In the normal case, app traffic only goes over the system's default |
| 1241 | // network connection, so that's the only network returned. |
| 1242 | // |
| 1243 | // With a VPN in force, some app traffic may go into the VPN, and thus |
| 1244 | // over whatever underlying networks the VPN specifies, while other app |
| 1245 | // traffic may go over the system default network (e.g.: a split-tunnel |
| 1246 | // VPN, or an app disallowed by the VPN), so the set of networks |
| 1247 | // returned includes the VPN's underlying networks and the system |
| 1248 | // default. |
| 1249 | enforceAccessPermission(); |
| 1250 | |
| 1251 | HashMap<Network, NetworkCapabilities> result = new HashMap<Network, NetworkCapabilities>(); |
| 1252 | |
| 1253 | NetworkAgentInfo nai = getDefaultNetwork(); |
Lorenzo Colitti | 76f6779 | 2015-05-14 17:28:27 +0900 | [diff] [blame] | 1254 | NetworkCapabilities nc = getNetworkCapabilitiesInternal(nai); |
Lorenzo Colitti | 403aa26 | 2014-11-28 11:21:30 +0900 | [diff] [blame] | 1255 | if (nc != null) { |
| 1256 | result.put(nai.network, nc); |
| 1257 | } |
| 1258 | |
| 1259 | if (!mLockdownEnabled) { |
| 1260 | synchronized (mVpns) { |
| 1261 | Vpn vpn = mVpns.get(userId); |
| 1262 | if (vpn != null) { |
| 1263 | Network[] networks = vpn.getUnderlyingNetworks(); |
| 1264 | if (networks != null) { |
| 1265 | for (Network network : networks) { |
| 1266 | nai = getNetworkAgentInfoForNetwork(network); |
Lorenzo Colitti | 76f6779 | 2015-05-14 17:28:27 +0900 | [diff] [blame] | 1267 | nc = getNetworkCapabilitiesInternal(nai); |
Lorenzo Colitti | 403aa26 | 2014-11-28 11:21:30 +0900 | [diff] [blame] | 1268 | if (nc != null) { |
Lorenzo Colitti | 76f6779 | 2015-05-14 17:28:27 +0900 | [diff] [blame] | 1269 | result.put(network, nc); |
Lorenzo Colitti | 403aa26 | 2014-11-28 11:21:30 +0900 | [diff] [blame] | 1270 | } |
| 1271 | } |
| 1272 | } |
| 1273 | } |
| 1274 | } |
| 1275 | } |
| 1276 | |
| 1277 | NetworkCapabilities[] out = new NetworkCapabilities[result.size()]; |
| 1278 | out = result.values().toArray(out); |
| 1279 | return out; |
| 1280 | } |
| 1281 | |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 1282 | @Override |
Robert Greenwalt | 9b2886e | 2011-08-31 11:46:42 -0700 | [diff] [blame] | 1283 | public boolean isNetworkSupported(int networkType) { |
| 1284 | enforceAccessPermission(); |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1285 | return mLegacyTypeTracker.isTypeSupported(networkType); |
Robert Greenwalt | 9b2886e | 2011-08-31 11:46:42 -0700 | [diff] [blame] | 1286 | } |
| 1287 | |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 1288 | /** |
| 1289 | * Return LinkProperties for the active (i.e., connected) default |
| 1290 | * network interface. It is assumed that at most one default network |
| 1291 | * is active at a time. If more than one is active, it is indeterminate |
| 1292 | * which will be returned. |
| 1293 | * @return the ip properties for the active network, or {@code null} if |
| 1294 | * none is active |
| 1295 | */ |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1296 | @Override |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 1297 | public LinkProperties getActiveLinkProperties() { |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1298 | enforceAccessPermission(); |
| 1299 | final int uid = Binder.getCallingUid(); |
| 1300 | NetworkState state = getUnfilteredActiveNetworkState(uid); |
| 1301 | return state.linkProperties; |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 1302 | } |
| 1303 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1304 | @Override |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 1305 | public LinkProperties getLinkPropertiesForType(int networkType) { |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 1306 | enforceAccessPermission(); |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1307 | NetworkAgentInfo nai = mLegacyTypeTracker.getNetworkForType(networkType); |
| 1308 | if (nai != null) { |
| 1309 | synchronized (nai) { |
| 1310 | return new LinkProperties(nai.linkProperties); |
| 1311 | } |
Robert Greenwalt | d192dad | 2010-09-14 09:18:02 -0700 | [diff] [blame] | 1312 | } |
| 1313 | return null; |
| 1314 | } |
| 1315 | |
Robert Greenwalt | 12e6735 | 2014-05-13 21:41:06 -0700 | [diff] [blame] | 1316 | // TODO - this should be ALL networks |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1317 | @Override |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 1318 | public LinkProperties getLinkProperties(Network network) { |
| 1319 | enforceAccessPermission(); |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1320 | NetworkAgentInfo nai = getNetworkAgentInfoForNetwork(network); |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 1321 | if (nai != null) { |
| 1322 | synchronized (nai) { |
| 1323 | return new LinkProperties(nai.linkProperties); |
| 1324 | } |
| 1325 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 1326 | return null; |
| 1327 | } |
| 1328 | |
Lorenzo Colitti | 76f6779 | 2015-05-14 17:28:27 +0900 | [diff] [blame] | 1329 | private NetworkCapabilities getNetworkCapabilitiesInternal(NetworkAgentInfo nai) { |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 1330 | if (nai != null) { |
| 1331 | synchronized (nai) { |
Lorenzo Colitti | 76f6779 | 2015-05-14 17:28:27 +0900 | [diff] [blame] | 1332 | if (nai.networkCapabilities != null) { |
| 1333 | return new NetworkCapabilities(nai.networkCapabilities); |
Sanket Padawe | 7094d22 | 2015-05-01 16:55:00 -0700 | [diff] [blame] | 1334 | } |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 1335 | } |
| 1336 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 1337 | return null; |
| 1338 | } |
| 1339 | |
| 1340 | @Override |
Lorenzo Colitti | 76f6779 | 2015-05-14 17:28:27 +0900 | [diff] [blame] | 1341 | public NetworkCapabilities getNetworkCapabilities(Network network) { |
| 1342 | enforceAccessPermission(); |
| 1343 | return getNetworkCapabilitiesInternal(getNetworkAgentInfoForNetwork(network)); |
| 1344 | } |
| 1345 | |
| 1346 | @Override |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1347 | public NetworkState[] getAllNetworkState() { |
Jeff Sharkey | 3256601 | 2014-12-02 18:30:14 -0800 | [diff] [blame] | 1348 | // Require internal since we're handing out IMSI details |
| 1349 | enforceConnectivityInternalPermission(); |
| 1350 | |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1351 | final ArrayList<NetworkState> result = Lists.newArrayList(); |
Jeff Sharkey | 3256601 | 2014-12-02 18:30:14 -0800 | [diff] [blame] | 1352 | for (Network network : getAllNetworks()) { |
| 1353 | final NetworkAgentInfo nai = getNetworkAgentInfoForNetwork(network); |
| 1354 | if (nai != null) { |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1355 | result.add(nai.getNetworkState()); |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1356 | } |
| 1357 | } |
| 1358 | return result.toArray(new NetworkState[result.size()]); |
| 1359 | } |
| 1360 | |
Jeff Sharkey | f0ceede | 2011-08-02 17:22:34 -0700 | [diff] [blame] | 1361 | @Override |
| 1362 | public NetworkQuotaInfo getActiveNetworkQuotaInfo() { |
| 1363 | enforceAccessPermission(); |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1364 | final int uid = Binder.getCallingUid(); |
Jeff Sharkey | 15ec7d6 | 2012-04-17 12:23:40 -0700 | [diff] [blame] | 1365 | final long token = Binder.clearCallingIdentity(); |
| 1366 | try { |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 1367 | final NetworkState state = getUnfilteredActiveNetworkState(uid); |
| 1368 | if (state.networkInfo != null) { |
Jeff Sharkey | 15ec7d6 | 2012-04-17 12:23:40 -0700 | [diff] [blame] | 1369 | try { |
| 1370 | return mPolicyManager.getNetworkQuotaInfo(state); |
| 1371 | } catch (RemoteException e) { |
| 1372 | } |
Jeff Sharkey | f0ceede | 2011-08-02 17:22:34 -0700 | [diff] [blame] | 1373 | } |
Jeff Sharkey | 15ec7d6 | 2012-04-17 12:23:40 -0700 | [diff] [blame] | 1374 | return null; |
| 1375 | } finally { |
| 1376 | Binder.restoreCallingIdentity(token); |
Jeff Sharkey | f0ceede | 2011-08-02 17:22:34 -0700 | [diff] [blame] | 1377 | } |
Jeff Sharkey | f0ceede | 2011-08-02 17:22:34 -0700 | [diff] [blame] | 1378 | } |
| 1379 | |
Jeff Sharkey | 9f7cbf0 | 2012-04-12 18:34:54 -0700 | [diff] [blame] | 1380 | @Override |
| 1381 | public boolean isActiveNetworkMetered() { |
| 1382 | enforceAccessPermission(); |
Jeff Sharkey | 9f7cbf0 | 2012-04-12 18:34:54 -0700 | [diff] [blame] | 1383 | |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1384 | final NetworkInfo info = getActiveNetworkInfo(); |
| 1385 | return (info != null) ? info.isMetered() : false; |
Jeff Sharkey | 5f4dafb | 2012-04-30 15:47:05 -0700 | [diff] [blame] | 1386 | } |
| 1387 | |
Jeff Sharkey | 216c181 | 2012-08-05 14:29:23 -0700 | [diff] [blame] | 1388 | private INetworkManagementEventObserver mDataActivityObserver = new BaseNetworkObserver() { |
| 1389 | @Override |
Ashish Sharma | 0535a9f | 2014-03-12 18:42:23 -0700 | [diff] [blame] | 1390 | public void interfaceClassDataActivityChanged(String label, boolean active, long tsNanos) { |
Haoyu Bai | db3c867 | 2012-06-20 14:29:57 -0700 | [diff] [blame] | 1391 | int deviceType = Integer.parseInt(label); |
Ashish Sharma | 0535a9f | 2014-03-12 18:42:23 -0700 | [diff] [blame] | 1392 | sendDataActivityBroadcast(deviceType, active, tsNanos); |
Haoyu Bai | db3c867 | 2012-06-20 14:29:57 -0700 | [diff] [blame] | 1393 | } |
Jeff Sharkey | 216c181 | 2012-08-05 14:29:23 -0700 | [diff] [blame] | 1394 | }; |
Haoyu Bai | db3c867 | 2012-06-20 14:29:57 -0700 | [diff] [blame] | 1395 | |
Robert Greenwalt | 9c75d4a | 2009-09-27 17:27:04 -0700 | [diff] [blame] | 1396 | /** |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1397 | * Ensure that a network route exists to deliver traffic to the specified |
| 1398 | * host via the specified network interface. |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1399 | * @param networkType the type of the network over which traffic to the |
| 1400 | * specified host is to be routed |
| 1401 | * @param hostAddress the IP address of the host to which the route is |
| 1402 | * desired |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1403 | * @return {@code true} on success, {@code false} on failure |
| 1404 | */ |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 1405 | @Override |
Sreeram Ramachandran | 03666c7 | 2014-07-19 23:21:46 -0700 | [diff] [blame] | 1406 | public boolean requestRouteToHostAddress(int networkType, byte[] hostAddress) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1407 | enforceChangePermission(); |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 1408 | if (mProtectedNetworks.contains(networkType)) { |
| 1409 | enforceConnectivityInternalPermission(); |
| 1410 | } |
Sreeram Ramachandran | 03666c7 | 2014-07-19 23:21:46 -0700 | [diff] [blame] | 1411 | |
Chad Brubaker | c023453 | 2014-02-14 13:24:29 -0800 | [diff] [blame] | 1412 | InetAddress addr; |
| 1413 | try { |
| 1414 | addr = InetAddress.getByAddress(hostAddress); |
| 1415 | } catch (UnknownHostException e) { |
| 1416 | if (DBG) log("requestRouteToHostAddress got " + e.toString()); |
| 1417 | return false; |
| 1418 | } |
Robert Greenwalt | 5039320 | 2011-06-21 17:26:14 -0700 | [diff] [blame] | 1419 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1420 | if (!ConnectivityManager.isNetworkTypeValid(networkType)) { |
Robert Greenwalt | 8beff95 | 2011-12-13 15:26:02 -0800 | [diff] [blame] | 1421 | if (DBG) log("requestRouteToHostAddress on invalid network: " + networkType); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1422 | return false; |
| 1423 | } |
Robert Greenwalt | 2d37070 | 2014-06-03 17:22:11 -0700 | [diff] [blame] | 1424 | |
| 1425 | NetworkAgentInfo nai = mLegacyTypeTracker.getNetworkForType(networkType); |
| 1426 | if (nai == null) { |
| 1427 | if (mLegacyTypeTracker.isTypeSupported(networkType) == false) { |
| 1428 | if (DBG) log("requestRouteToHostAddress on unsupported network: " + networkType); |
| 1429 | } else { |
| 1430 | if (DBG) log("requestRouteToHostAddress on down network: " + networkType); |
| 1431 | } |
| 1432 | return false; |
Ken Mixter | 151d303 | 2013-11-07 22:08:24 -0800 | [diff] [blame] | 1433 | } |
Sreeram Ramachandran | 03666c7 | 2014-07-19 23:21:46 -0700 | [diff] [blame] | 1434 | |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 1435 | DetailedState netState; |
| 1436 | synchronized (nai) { |
| 1437 | netState = nai.networkInfo.getDetailedState(); |
| 1438 | } |
Robert Greenwalt | 2d37070 | 2014-06-03 17:22:11 -0700 | [diff] [blame] | 1439 | |
Sreeram Ramachandran | 03666c7 | 2014-07-19 23:21:46 -0700 | [diff] [blame] | 1440 | if (netState != DetailedState.CONNECTED && netState != DetailedState.CAPTIVE_PORTAL_CHECK) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1441 | if (VDBG) { |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 1442 | log("requestRouteToHostAddress on down network " |
| 1443 | + "(" + networkType + ") - dropped" |
Robert Greenwalt | 2d37070 | 2014-06-03 17:22:11 -0700 | [diff] [blame] | 1444 | + " netState=" + netState); |
Robert Greenwalt | 8206ff3 | 2009-09-10 15:06:20 -0700 | [diff] [blame] | 1445 | } |
| 1446 | return false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1447 | } |
Sreeram Ramachandran | 03666c7 | 2014-07-19 23:21:46 -0700 | [diff] [blame] | 1448 | |
Sreeram Ramachandran | 515350a | 2014-05-22 16:30:48 -0700 | [diff] [blame] | 1449 | final int uid = Binder.getCallingUid(); |
Robert Greenwalt | 8beff95 | 2011-12-13 15:26:02 -0800 | [diff] [blame] | 1450 | final long token = Binder.clearCallingIdentity(); |
Robert Greenwalt | 47f69fe | 2010-06-15 15:43:39 -0700 | [diff] [blame] | 1451 | try { |
Paul Jensen | bcc76d3 | 2014-07-11 08:17:29 -0400 | [diff] [blame] | 1452 | LinkProperties lp; |
| 1453 | int netId; |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 1454 | synchronized (nai) { |
| 1455 | lp = nai.linkProperties; |
| 1456 | netId = nai.network.netId; |
| 1457 | } |
Sreeram Ramachandran | 03666c7 | 2014-07-19 23:21:46 -0700 | [diff] [blame] | 1458 | boolean ok = addLegacyRouteToHost(lp, addr, netId, uid); |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 1459 | if (DBG) log("requestRouteToHostAddress ok=" + ok); |
| 1460 | return ok; |
Robert Greenwalt | 8beff95 | 2011-12-13 15:26:02 -0800 | [diff] [blame] | 1461 | } finally { |
| 1462 | Binder.restoreCallingIdentity(token); |
| 1463 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1464 | } |
| 1465 | |
Sreeram Ramachandran | 03666c7 | 2014-07-19 23:21:46 -0700 | [diff] [blame] | 1466 | private boolean addLegacyRouteToHost(LinkProperties lp, InetAddress addr, int netId, int uid) { |
Lorenzo Colitti | f83d90c | 2013-03-15 13:58:38 +0900 | [diff] [blame] | 1467 | RouteInfo bestRoute = RouteInfo.selectBestRoute(lp.getAllRoutes(), addr); |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1468 | if (bestRoute == null) { |
Lorenzo Colitti | f83d90c | 2013-03-15 13:58:38 +0900 | [diff] [blame] | 1469 | bestRoute = RouteInfo.makeHostRoute(addr, lp.getInterfaceName()); |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1470 | } else { |
Lorenzo Colitti | f83d90c | 2013-03-15 13:58:38 +0900 | [diff] [blame] | 1471 | String iface = bestRoute.getInterface(); |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1472 | if (bestRoute.getGateway().equals(addr)) { |
| 1473 | // if there is no better route, add the implied hostroute for our gateway |
Lorenzo Colitti | e167135 | 2013-03-08 12:30:44 -0800 | [diff] [blame] | 1474 | bestRoute = RouteInfo.makeHostRoute(addr, iface); |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1475 | } else { |
| 1476 | // if we will connect to this through another route, add a direct route |
| 1477 | // to it's gateway |
Lorenzo Colitti | e167135 | 2013-03-08 12:30:44 -0800 | [diff] [blame] | 1478 | bestRoute = RouteInfo.makeHostRoute(addr, bestRoute.getGateway(), iface); |
Robert Greenwalt | ad55d35 | 2011-07-22 11:55:33 -0700 | [diff] [blame] | 1479 | } |
| 1480 | } |
Lorenzo Colitti | aa281e2 | 2015-09-04 13:12:42 +0900 | [diff] [blame] | 1481 | if (DBG) log("Adding legacy route " + bestRoute + |
| 1482 | " for UID/PID " + uid + "/" + Binder.getCallingPid()); |
Sreeram Ramachandran | 03666c7 | 2014-07-19 23:21:46 -0700 | [diff] [blame] | 1483 | try { |
| 1484 | mNetd.addLegacyRouteForNetId(netId, bestRoute, uid); |
| 1485 | } catch (Exception e) { |
| 1486 | // never crash - catch them all |
| 1487 | if (DBG) loge("Exception trying to add a route: " + e); |
Robert Greenwalt | 8beff95 | 2011-12-13 15:26:02 -0800 | [diff] [blame] | 1488 | return false; |
| 1489 | } |
Robert Greenwalt | 0a46db5 | 2011-07-14 14:28:05 -0700 | [diff] [blame] | 1490 | return true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1491 | } |
| 1492 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1493 | private INetworkPolicyListener mPolicyListener = new INetworkPolicyListener.Stub() { |
| 1494 | @Override |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1495 | public void onUidRulesChanged(int uid, int uidRules) { |
Jeff Sharkey | 1f8ea2d | 2012-02-07 12:05:43 -0800 | [diff] [blame] | 1496 | // caller is NPMS, since we only register with them |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1497 | if (LOGD_RULES) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1498 | log("onUidRulesChanged(uid=" + uid + ", uidRules=" + uidRules + ")"); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1499 | } |
| 1500 | |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1501 | synchronized (mRulesLock) { |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1502 | // skip update when we've already applied rules |
Felipe Leme | d31a97f | 2016-05-06 14:53:50 -0700 | [diff] [blame] | 1503 | final int oldRules = mUidRules.get(uid, RULE_NONE); |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1504 | if (oldRules == uidRules) return; |
| 1505 | |
Felipe Leme | 781ba14 | 2016-05-09 16:24:48 -0700 | [diff] [blame] | 1506 | if (uidRules == RULE_NONE) { |
| 1507 | mUidRules.delete(uid); |
| 1508 | } else { |
| 1509 | mUidRules.put(uid, uidRules); |
| 1510 | } |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1511 | } |
| 1512 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1513 | // TODO: notify UID when it has requested targeted updates |
| 1514 | } |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1515 | |
| 1516 | @Override |
| 1517 | public void onMeteredIfacesChanged(String[] meteredIfaces) { |
Jeff Sharkey | 1f8ea2d | 2012-02-07 12:05:43 -0800 | [diff] [blame] | 1518 | // caller is NPMS, since we only register with them |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1519 | if (LOGD_RULES) { |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 1520 | log("onMeteredIfacesChanged(ifaces=" + Arrays.toString(meteredIfaces) + ")"); |
Jeff Sharkey | fdfef57 | 2011-06-16 15:07:48 -0700 | [diff] [blame] | 1521 | } |
| 1522 | |
| 1523 | synchronized (mRulesLock) { |
| 1524 | mMeteredIfaces.clear(); |
| 1525 | for (String iface : meteredIfaces) { |
| 1526 | mMeteredIfaces.add(iface); |
| 1527 | } |
| 1528 | } |
| 1529 | } |
Jeff Sharkey | 1f8ea2d | 2012-02-07 12:05:43 -0800 | [diff] [blame] | 1530 | |
| 1531 | @Override |
| 1532 | public void onRestrictBackgroundChanged(boolean restrictBackground) { |
| 1533 | // caller is NPMS, since we only register with them |
| 1534 | if (LOGD_RULES) { |
| 1535 | log("onRestrictBackgroundChanged(restrictBackground=" + restrictBackground + ")"); |
| 1536 | } |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 1537 | |
| 1538 | synchronized (mRulesLock) { |
| 1539 | mRestrictBackground = restrictBackground; |
| 1540 | } |
| 1541 | |
Felipe Leme | 70c8b9b | 2016-04-25 14:41:31 -0700 | [diff] [blame] | 1542 | if (restrictBackground) { |
| 1543 | log("onRestrictBackgroundChanged(true): disabling tethering"); |
| 1544 | mTethering.untetherAll(); |
| 1545 | } |
Jeff Sharkey | 1f8ea2d | 2012-02-07 12:05:43 -0800 | [diff] [blame] | 1546 | } |
Felipe Leme | 019fcd2 | 2016-04-19 10:24:39 -0700 | [diff] [blame] | 1547 | |
| 1548 | @Override |
| 1549 | public void onRestrictBackgroundWhitelistChanged(int uid, boolean whitelisted) { |
| 1550 | if (LOGD_RULES) { |
| 1551 | // caller is NPMS, since we only register with them |
| 1552 | log("onRestrictBackgroundWhitelistChanged(uid=" + uid + ", whitelisted=" |
| 1553 | + whitelisted + ")"); |
| 1554 | } |
| 1555 | } |
Felipe Leme | 99d5d3d | 2016-05-16 13:30:57 -0700 | [diff] [blame] | 1556 | @Override |
| 1557 | public void onRestrictBackgroundBlacklistChanged(int uid, boolean blacklisted) { |
| 1558 | if (LOGD_RULES) { |
| 1559 | // caller is NPMS, since we only register with them |
| 1560 | log("onRestrictBackgroundBlacklistChanged(uid=" + uid + ", blacklisted=" |
| 1561 | + blacklisted + ")"); |
| 1562 | } |
| 1563 | } |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 1564 | }; |
| 1565 | |
Robin Lee | 3b3dd94 | 2015-05-12 18:14:58 +0100 | [diff] [blame] | 1566 | /** |
| 1567 | * Require that the caller is either in the same user or has appropriate permission to interact |
| 1568 | * across users. |
| 1569 | * |
| 1570 | * @param userId Target user for whatever operation the current IPC is supposed to perform. |
| 1571 | */ |
| 1572 | private void enforceCrossUserPermission(int userId) { |
| 1573 | if (userId == UserHandle.getCallingUserId()) { |
| 1574 | // Not a cross-user call. |
| 1575 | return; |
| 1576 | } |
| 1577 | mContext.enforceCallingOrSelfPermission( |
| 1578 | android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, |
| 1579 | "ConnectivityService"); |
| 1580 | } |
| 1581 | |
Paul Jensen | 7ccd3df | 2014-08-29 09:54:01 -0400 | [diff] [blame] | 1582 | private void enforceInternetPermission() { |
| 1583 | mContext.enforceCallingOrSelfPermission( |
| 1584 | android.Manifest.permission.INTERNET, |
| 1585 | "ConnectivityService"); |
| 1586 | } |
| 1587 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1588 | private void enforceAccessPermission() { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1589 | mContext.enforceCallingOrSelfPermission( |
| 1590 | android.Manifest.permission.ACCESS_NETWORK_STATE, |
| 1591 | "ConnectivityService"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1592 | } |
| 1593 | |
| 1594 | private void enforceChangePermission() { |
Lorenzo Colitti | d542705 | 2015-10-15 16:29:00 +0900 | [diff] [blame] | 1595 | ConnectivityManager.enforceChangePermission(mContext); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1596 | } |
| 1597 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1598 | private void enforceTetherAccessPermission() { |
| 1599 | mContext.enforceCallingOrSelfPermission( |
| 1600 | android.Manifest.permission.ACCESS_NETWORK_STATE, |
| 1601 | "ConnectivityService"); |
| 1602 | } |
| 1603 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 1604 | private void enforceConnectivityInternalPermission() { |
| 1605 | mContext.enforceCallingOrSelfPermission( |
| 1606 | android.Manifest.permission.CONNECTIVITY_INTERNAL, |
| 1607 | "ConnectivityService"); |
| 1608 | } |
| 1609 | |
Hugo Benichi | 514da60 | 2016-07-19 15:59:27 +0900 | [diff] [blame] | 1610 | private void enforceConnectivityRestrictedNetworksPermission() { |
| 1611 | try { |
| 1612 | mContext.enforceCallingOrSelfPermission( |
| 1613 | android.Manifest.permission.CONNECTIVITY_USE_RESTRICTED_NETWORKS, |
| 1614 | "ConnectivityService"); |
| 1615 | return; |
| 1616 | } catch (SecurityException e) { /* fallback to ConnectivityInternalPermission */ } |
| 1617 | enforceConnectivityInternalPermission(); |
| 1618 | } |
| 1619 | |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 1620 | private void enforceKeepalivePermission() { |
Lorenzo Colitti | 7914ce5 | 2015-09-08 13:21:48 +0900 | [diff] [blame] | 1621 | mContext.enforceCallingOrSelfPermission(KeepaliveTracker.PERMISSION, "ConnectivityService"); |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 1622 | } |
| 1623 | |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 1624 | // Public because it's used by mLockdownTracker. |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 1625 | public void sendConnectedBroadcast(NetworkInfo info) { |
Robert Greenwalt | 5a6bdc4 | 2013-02-15 10:56:35 -0800 | [diff] [blame] | 1626 | enforceConnectivityInternalPermission(); |
Jeff Sharkey | 961e304 | 2011-08-29 16:02:57 -0700 | [diff] [blame] | 1627 | sendGeneralBroadcast(info, CONNECTIVITY_ACTION); |
Robert Greenwalt | 1e9aac2 | 2010-09-15 17:36:33 -0700 | [diff] [blame] | 1628 | } |
| 1629 | |
| 1630 | private void sendInetConditionBroadcast(NetworkInfo info) { |
| 1631 | sendGeneralBroadcast(info, ConnectivityManager.INET_CONDITION_ACTION); |
| 1632 | } |
| 1633 | |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1634 | private Intent makeGeneralIntent(NetworkInfo info, String bcastType) { |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 1635 | if (mLockdownTracker != null) { |
Jeff Sharkey | f07c7b9 | 2016-04-22 09:50:16 -0600 | [diff] [blame] | 1636 | info = new NetworkInfo(info); |
| 1637 | mLockdownTracker.augmentNetworkInfo(info); |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 1638 | } |
| 1639 | |
Robert Greenwalt | 1e9aac2 | 2010-09-15 17:36:33 -0700 | [diff] [blame] | 1640 | Intent intent = new Intent(bcastType); |
Irfan Sheriff | 9538bdd | 2012-09-20 09:32:41 -0700 | [diff] [blame] | 1641 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, new NetworkInfo(info)); |
Jeff Sharkey | 75fbb4b | 2012-08-06 11:41:50 -0700 | [diff] [blame] | 1642 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_TYPE, info.getType()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1643 | if (info.isFailover()) { |
| 1644 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 1645 | info.setFailover(false); |
| 1646 | } |
| 1647 | if (info.getReason() != null) { |
| 1648 | intent.putExtra(ConnectivityManager.EXTRA_REASON, info.getReason()); |
| 1649 | } |
| 1650 | if (info.getExtraInfo() != null) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1651 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, |
| 1652 | info.getExtraInfo()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1653 | } |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 1654 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, mDefaultInetConditionPublished); |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1655 | return intent; |
| 1656 | } |
| 1657 | |
| 1658 | private void sendGeneralBroadcast(NetworkInfo info, String bcastType) { |
| 1659 | sendStickyBroadcast(makeGeneralIntent(info, bcastType)); |
| 1660 | } |
| 1661 | |
Ashish Sharma | 0535a9f | 2014-03-12 18:42:23 -0700 | [diff] [blame] | 1662 | private void sendDataActivityBroadcast(int deviceType, boolean active, long tsNanos) { |
Haoyu Bai | db3c867 | 2012-06-20 14:29:57 -0700 | [diff] [blame] | 1663 | Intent intent = new Intent(ConnectivityManager.ACTION_DATA_ACTIVITY_CHANGE); |
| 1664 | intent.putExtra(ConnectivityManager.EXTRA_DEVICE_TYPE, deviceType); |
| 1665 | intent.putExtra(ConnectivityManager.EXTRA_IS_ACTIVE, active); |
Ashish Sharma | 0535a9f | 2014-03-12 18:42:23 -0700 | [diff] [blame] | 1666 | intent.putExtra(ConnectivityManager.EXTRA_REALTIME_NS, tsNanos); |
Dianne Hackborn | fd8bf5c | 2012-09-04 18:48:37 -0700 | [diff] [blame] | 1667 | final long ident = Binder.clearCallingIdentity(); |
| 1668 | try { |
| 1669 | mContext.sendOrderedBroadcastAsUser(intent, UserHandle.ALL, |
| 1670 | RECEIVE_DATA_ACTIVITY_CHANGE, null, null, 0, null, null); |
| 1671 | } finally { |
| 1672 | Binder.restoreCallingIdentity(ident); |
| 1673 | } |
Haoyu Bai | db3c867 | 2012-06-20 14:29:57 -0700 | [diff] [blame] | 1674 | } |
| 1675 | |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1676 | private void sendStickyBroadcast(Intent intent) { |
| 1677 | synchronized(this) { |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1678 | if (!mSystemReady) { |
| 1679 | mInitialBroadcast = new Intent(intent); |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1680 | } |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1681 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 1682 | if (VDBG) { |
Jeff Sharkey | 961e304 | 2011-08-29 16:02:57 -0700 | [diff] [blame] | 1683 | log("sendStickyBroadcast: action=" + intent.getAction()); |
Wink Saville | 628b085 | 2011-08-04 15:01:58 -0700 | [diff] [blame] | 1684 | } |
| 1685 | |
Dianne Hackborn | e0e413e | 2015-12-09 17:22:26 -0800 | [diff] [blame] | 1686 | Bundle options = null; |
Dianne Hackborn | fd8bf5c | 2012-09-04 18:48:37 -0700 | [diff] [blame] | 1687 | final long ident = Binder.clearCallingIdentity(); |
Dianne Hackborn | 1e01d16 | 2014-12-04 17:46:42 -0800 | [diff] [blame] | 1688 | if (ConnectivityManager.CONNECTIVITY_ACTION.equals(intent.getAction())) { |
Robert Greenwalt | e94a6ff | 2015-09-01 08:23:04 -0700 | [diff] [blame] | 1689 | final NetworkInfo ni = intent.getParcelableExtra( |
| 1690 | ConnectivityManager.EXTRA_NETWORK_INFO); |
| 1691 | if (ni.getType() == ConnectivityManager.TYPE_MOBILE_SUPL) { |
| 1692 | intent.setAction(ConnectivityManager.CONNECTIVITY_ACTION_SUPL); |
| 1693 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY); |
Dianne Hackborn | e0e413e | 2015-12-09 17:22:26 -0800 | [diff] [blame] | 1694 | } else { |
| 1695 | BroadcastOptions opts = BroadcastOptions.makeBasic(); |
| 1696 | opts.setMaxManifestReceiverApiLevel(Build.VERSION_CODES.M); |
| 1697 | options = opts.toBundle(); |
Robert Greenwalt | e94a6ff | 2015-09-01 08:23:04 -0700 | [diff] [blame] | 1698 | } |
Dianne Hackborn | 1e01d16 | 2014-12-04 17:46:42 -0800 | [diff] [blame] | 1699 | final IBatteryStats bs = BatteryStatsService.getService(); |
| 1700 | try { |
Dianne Hackborn | 1e01d16 | 2014-12-04 17:46:42 -0800 | [diff] [blame] | 1701 | bs.noteConnectivityChanged(intent.getIntExtra( |
| 1702 | ConnectivityManager.EXTRA_NETWORK_TYPE, ConnectivityManager.TYPE_NONE), |
| 1703 | ni != null ? ni.getState().toString() : "?"); |
| 1704 | } catch (RemoteException e) { |
| 1705 | } |
| 1706 | } |
Dianne Hackborn | fd8bf5c | 2012-09-04 18:48:37 -0700 | [diff] [blame] | 1707 | try { |
Dianne Hackborn | e0e413e | 2015-12-09 17:22:26 -0800 | [diff] [blame] | 1708 | mContext.sendStickyBroadcastAsUser(intent, UserHandle.ALL, options); |
Dianne Hackborn | fd8bf5c | 2012-09-04 18:48:37 -0700 | [diff] [blame] | 1709 | } finally { |
| 1710 | Binder.restoreCallingIdentity(ident); |
| 1711 | } |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1712 | } |
| 1713 | } |
| 1714 | |
| 1715 | void systemReady() { |
Wink Saville | 948282b | 2013-08-29 08:55:16 -0700 | [diff] [blame] | 1716 | loadGlobalProxy(); |
| 1717 | |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1718 | synchronized(this) { |
| 1719 | mSystemReady = true; |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1720 | if (mInitialBroadcast != null) { |
Dianne Hackborn | 5ac72a2 | 2012-08-29 18:32:08 -0700 | [diff] [blame] | 1721 | mContext.sendStickyBroadcastAsUser(mInitialBroadcast, UserHandle.ALL); |
Dianne Hackborn | 1c633fc | 2009-12-08 19:45:14 -0800 | [diff] [blame] | 1722 | mInitialBroadcast = null; |
Mike Lockwood | 0f79b54 | 2009-08-14 14:18:49 -0400 | [diff] [blame] | 1723 | } |
| 1724 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 1725 | // load the global proxy at startup |
| 1726 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_APPLY_GLOBAL_HTTP_PROXY)); |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 1727 | |
Robin Lee | 244ce8e | 2016-01-05 18:03:46 +0000 | [diff] [blame] | 1728 | // Try bringing up tracker, but KeyStore won't be ready yet for secondary users so wait |
| 1729 | // for user to unlock device too. |
| 1730 | updateLockdownVpn(); |
Robert Greenwalt | fb68f8f | 2014-08-13 13:43:32 -0700 | [diff] [blame] | 1731 | |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 1732 | // Configure whether mobile data is always on. |
| 1733 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_CONFIGURE_MOBILE_DATA_ALWAYS_ON)); |
| 1734 | |
Robert Greenwalt | fb68f8f | 2014-08-13 13:43:32 -0700 | [diff] [blame] | 1735 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SYSTEM_READY)); |
Sreeram Ramachandran | e4a05af | 2014-09-24 09:16:19 -0700 | [diff] [blame] | 1736 | |
| 1737 | mPermissionMonitor.startMonitoring(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1738 | } |
| 1739 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1740 | /** |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1741 | * Setup data activity tracking for the given network. |
Haoyu Bai | 0412423 | 2012-06-28 15:26:19 -0700 | [diff] [blame] | 1742 | * |
| 1743 | * Every {@code setupDataActivityTracking} should be paired with a |
Dianne Hackborn | 77b987f | 2014-02-26 16:20:52 -0800 | [diff] [blame] | 1744 | * {@link #removeDataActivityTracking} for cleanup. |
Haoyu Bai | 0412423 | 2012-06-28 15:26:19 -0700 | [diff] [blame] | 1745 | */ |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1746 | private void setupDataActivityTracking(NetworkAgentInfo networkAgent) { |
| 1747 | final String iface = networkAgent.linkProperties.getInterfaceName(); |
Haoyu Bai | 0412423 | 2012-06-28 15:26:19 -0700 | [diff] [blame] | 1748 | |
| 1749 | final int timeout; |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1750 | int type = ConnectivityManager.TYPE_NONE; |
Haoyu Bai | 0412423 | 2012-06-28 15:26:19 -0700 | [diff] [blame] | 1751 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1752 | if (networkAgent.networkCapabilities.hasTransport( |
| 1753 | NetworkCapabilities.TRANSPORT_CELLULAR)) { |
Jeff Brown | bf6f6f9 | 2012-09-25 15:03:20 -0700 | [diff] [blame] | 1754 | timeout = Settings.Global.getInt(mContext.getContentResolver(), |
| 1755 | Settings.Global.DATA_ACTIVITY_TIMEOUT_MOBILE, |
Adam Lesinski | ed6160d | 2015-08-18 11:47:07 -0700 | [diff] [blame] | 1756 | 10); |
Haoyu Bai | 0412423 | 2012-06-28 15:26:19 -0700 | [diff] [blame] | 1757 | type = ConnectivityManager.TYPE_MOBILE; |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1758 | } else if (networkAgent.networkCapabilities.hasTransport( |
| 1759 | NetworkCapabilities.TRANSPORT_WIFI)) { |
Jeff Brown | bf6f6f9 | 2012-09-25 15:03:20 -0700 | [diff] [blame] | 1760 | timeout = Settings.Global.getInt(mContext.getContentResolver(), |
| 1761 | Settings.Global.DATA_ACTIVITY_TIMEOUT_WIFI, |
Adam Lesinski | 06f46cb | 2015-06-23 13:42:53 -0700 | [diff] [blame] | 1762 | 15); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1763 | type = ConnectivityManager.TYPE_WIFI; |
Haoyu Bai | 0412423 | 2012-06-28 15:26:19 -0700 | [diff] [blame] | 1764 | } else { |
| 1765 | // do not track any other networks |
| 1766 | timeout = 0; |
| 1767 | } |
| 1768 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1769 | if (timeout > 0 && iface != null && type != ConnectivityManager.TYPE_NONE) { |
Haoyu Bai | 0412423 | 2012-06-28 15:26:19 -0700 | [diff] [blame] | 1770 | try { |
Dianne Hackborn | 77b987f | 2014-02-26 16:20:52 -0800 | [diff] [blame] | 1771 | mNetd.addIdleTimer(iface, timeout, type); |
Robert Greenwalt | d9cb2f3 | 2014-03-19 14:26:28 -0700 | [diff] [blame] | 1772 | } catch (Exception e) { |
| 1773 | // You shall not crash! |
| 1774 | loge("Exception in setupDataActivityTracking " + e); |
Haoyu Bai | 0412423 | 2012-06-28 15:26:19 -0700 | [diff] [blame] | 1775 | } |
| 1776 | } |
| 1777 | } |
| 1778 | |
| 1779 | /** |
| 1780 | * Remove data activity tracking when network disconnects. |
| 1781 | */ |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1782 | private void removeDataActivityTracking(NetworkAgentInfo networkAgent) { |
| 1783 | final String iface = networkAgent.linkProperties.getInterfaceName(); |
| 1784 | final NetworkCapabilities caps = networkAgent.networkCapabilities; |
Haoyu Bai | 0412423 | 2012-06-28 15:26:19 -0700 | [diff] [blame] | 1785 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1786 | if (iface != null && (caps.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR) || |
| 1787 | caps.hasTransport(NetworkCapabilities.TRANSPORT_WIFI))) { |
Haoyu Bai | 0412423 | 2012-06-28 15:26:19 -0700 | [diff] [blame] | 1788 | try { |
| 1789 | // the call fails silently if no idletimer setup for this interface |
| 1790 | mNetd.removeIdleTimer(iface); |
Robert Greenwalt | d9cb2f3 | 2014-03-19 14:26:28 -0700 | [diff] [blame] | 1791 | } catch (Exception e) { |
| 1792 | loge("Exception in removeDataActivityTracking " + e); |
Haoyu Bai | 0412423 | 2012-06-28 15:26:19 -0700 | [diff] [blame] | 1793 | } |
| 1794 | } |
| 1795 | } |
| 1796 | |
| 1797 | /** |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 1798 | * Reads the network specific MTU size from reources. |
| 1799 | * and set it on it's iface. |
| 1800 | */ |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1801 | private void updateMtu(LinkProperties newLp, LinkProperties oldLp) { |
| 1802 | final String iface = newLp.getInterfaceName(); |
| 1803 | final int mtu = newLp.getMtu(); |
Pierre Imai | accd5fc | 2016-02-08 16:01:40 +0900 | [diff] [blame] | 1804 | if (oldLp == null && mtu == 0) { |
| 1805 | // Silently ignore unset MTU value. |
| 1806 | return; |
| 1807 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1808 | if (oldLp != null && newLp.isIdenticalMtu(oldLp)) { |
| 1809 | if (VDBG) log("identical MTU - not setting"); |
| 1810 | return; |
| 1811 | } |
Robert Greenwalt | 4307403 | 2014-08-15 17:53:05 -0700 | [diff] [blame] | 1812 | if (LinkProperties.isValidMtu(mtu, newLp.hasGlobalIPv6Address()) == false) { |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 1813 | if (mtu != 0) loge("Unexpected mtu value: " + mtu + ", " + iface); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1814 | return; |
| 1815 | } |
sy.yun | 9d9b74a | 2013-09-02 05:24:09 +0900 | [diff] [blame] | 1816 | |
w19976 | 15afd81 | 2014-08-05 15:18:11 -0700 | [diff] [blame] | 1817 | // Cannot set MTU without interface name |
| 1818 | if (TextUtils.isEmpty(iface)) { |
| 1819 | loge("Setting MTU size with null iface."); |
| 1820 | return; |
| 1821 | } |
| 1822 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1823 | try { |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 1824 | if (VDBG) log("Setting MTU size: " + iface + ", " + mtu); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 1825 | mNetd.setMtu(iface, mtu); |
| 1826 | } catch (Exception e) { |
| 1827 | Slog.e(TAG, "exception in setMtu()" + e); |
| 1828 | } |
| 1829 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1830 | |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 1831 | private static final String DEFAULT_TCP_BUFFER_SIZES = "4096,87380,110208,4096,16384,110208"; |
Paul Jensen | d7b6ca9 | 2015-05-13 14:05:12 -0400 | [diff] [blame] | 1832 | private static final String DEFAULT_TCP_RWND_KEY = "net.tcp.default_init_rwnd"; |
| 1833 | |
| 1834 | // Overridden for testing purposes to avoid writing to SystemProperties. |
Paul Jensen | 67b0b07 | 2015-06-10 11:22:17 -0400 | [diff] [blame] | 1835 | @VisibleForTesting |
Paul Jensen | d7b6ca9 | 2015-05-13 14:05:12 -0400 | [diff] [blame] | 1836 | protected int getDefaultTcpRwnd() { |
| 1837 | return SystemProperties.getInt(DEFAULT_TCP_RWND_KEY, 0); |
| 1838 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1839 | |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 1840 | private void updateTcpBufferSizes(NetworkAgentInfo nai) { |
| 1841 | if (isDefaultNetwork(nai) == false) { |
| 1842 | return; |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1843 | } |
| 1844 | |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 1845 | String tcpBufferSizes = nai.linkProperties.getTcpBufferSizes(); |
| 1846 | String[] values = null; |
| 1847 | if (tcpBufferSizes != null) { |
| 1848 | values = tcpBufferSizes.split(","); |
| 1849 | } |
| 1850 | |
| 1851 | if (values == null || values.length != 6) { |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 1852 | if (DBG) log("Invalid tcpBufferSizes string: " + tcpBufferSizes +", using defaults"); |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 1853 | tcpBufferSizes = DEFAULT_TCP_BUFFER_SIZES; |
| 1854 | values = tcpBufferSizes.split(","); |
| 1855 | } |
| 1856 | |
| 1857 | if (tcpBufferSizes.equals(mCurrentTcpBufferSizes)) return; |
| 1858 | |
| 1859 | try { |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 1860 | if (VDBG) Slog.d(TAG, "Setting tx/rx TCP buffers to " + tcpBufferSizes); |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 1861 | |
| 1862 | final String prefix = "/sys/kernel/ipv4/tcp_"; |
| 1863 | FileUtils.stringToFile(prefix + "rmem_min", values[0]); |
| 1864 | FileUtils.stringToFile(prefix + "rmem_def", values[1]); |
| 1865 | FileUtils.stringToFile(prefix + "rmem_max", values[2]); |
| 1866 | FileUtils.stringToFile(prefix + "wmem_min", values[3]); |
| 1867 | FileUtils.stringToFile(prefix + "wmem_def", values[4]); |
| 1868 | FileUtils.stringToFile(prefix + "wmem_max", values[5]); |
| 1869 | mCurrentTcpBufferSizes = tcpBufferSizes; |
| 1870 | } catch (IOException e) { |
| 1871 | loge("Can't set TCP buffer sizes:" + e); |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1872 | } |
JP Abgrall | 32d1ac4d | 2014-02-21 12:05:20 -0800 | [diff] [blame] | 1873 | |
JP Abgrall | 32d1ac4d | 2014-02-21 12:05:20 -0800 | [diff] [blame] | 1874 | Integer rwndValue = Settings.Global.getInt(mContext.getContentResolver(), |
Paul Jensen | d7b6ca9 | 2015-05-13 14:05:12 -0400 | [diff] [blame] | 1875 | Settings.Global.TCP_DEFAULT_INIT_RWND, getDefaultTcpRwnd()); |
JP Abgrall | 32d1ac4d | 2014-02-21 12:05:20 -0800 | [diff] [blame] | 1876 | final String sysctlKey = "sys.sysctl.tcp_def_init_rwnd"; |
| 1877 | if (rwndValue != 0) { |
| 1878 | SystemProperties.set(sysctlKey, rwndValue.toString()); |
| 1879 | } |
Irfan Sheriff | d649c12 | 2010-06-09 15:39:36 -0700 | [diff] [blame] | 1880 | } |
| 1881 | |
Mattias Falk | 8b47b36 | 2011-08-23 14:15:13 +0200 | [diff] [blame] | 1882 | private void flushVmDnsCache() { |
Robert Greenwalt | 03595d0 | 2010-11-02 14:08:23 -0700 | [diff] [blame] | 1883 | /* |
| 1884 | * Tell the VMs to toss their DNS caches |
| 1885 | */ |
| 1886 | Intent intent = new Intent(Intent.ACTION_CLEAR_DNS_CACHE); |
| 1887 | intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); |
Stan Chesnutt | 3d1db86 | 2011-01-05 17:14:03 -0800 | [diff] [blame] | 1888 | /* |
| 1889 | * Connectivity events can happen before boot has completed ... |
| 1890 | */ |
| 1891 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
Dianne Hackborn | fd8bf5c | 2012-09-04 18:48:37 -0700 | [diff] [blame] | 1892 | final long ident = Binder.clearCallingIdentity(); |
| 1893 | try { |
| 1894 | mContext.sendBroadcastAsUser(intent, UserHandle.ALL); |
| 1895 | } finally { |
| 1896 | Binder.restoreCallingIdentity(ident); |
| 1897 | } |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1898 | } |
| 1899 | |
Robert Greenwalt | 562cc54 | 2014-05-15 18:07:26 -0700 | [diff] [blame] | 1900 | @Override |
| 1901 | public int getRestoreDefaultNetworkDelay(int networkType) { |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1902 | String restoreDefaultNetworkDelayStr = SystemProperties.get( |
| 1903 | NETWORK_RESTORE_DELAY_PROP_NAME); |
| 1904 | if(restoreDefaultNetworkDelayStr != null && |
| 1905 | restoreDefaultNetworkDelayStr.length() != 0) { |
| 1906 | try { |
Narayan Kamath | a09b4d2 | 2016-04-15 18:32:45 +0100 | [diff] [blame] | 1907 | return Integer.parseInt(restoreDefaultNetworkDelayStr); |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 1908 | } catch (NumberFormatException e) { |
| 1909 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1910 | } |
Robert Greenwalt | f2102f7 | 2011-05-03 19:02:44 -0700 | [diff] [blame] | 1911 | // if the system property isn't set, use the value for the apn type |
| 1912 | int ret = RESTORE_DEFAULT_NETWORK_DELAY; |
| 1913 | |
| 1914 | if ((networkType <= ConnectivityManager.MAX_NETWORK_TYPE) && |
| 1915 | (mNetConfigs[networkType] != null)) { |
| 1916 | ret = mNetConfigs[networkType].restoreTime; |
| 1917 | } |
| 1918 | return ret; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1919 | } |
| 1920 | |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 1921 | private boolean argsContain(String[] args, String target) { |
Erik Kline | 379747a | 2015-06-05 17:47:34 +0900 | [diff] [blame] | 1922 | for (String arg : args) { |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 1923 | if (arg.equals(target)) return true; |
Erik Kline | 379747a | 2015-06-05 17:47:34 +0900 | [diff] [blame] | 1924 | } |
| 1925 | return false; |
| 1926 | } |
| 1927 | |
Lorenzo Colitti | 5ff640d | 2016-03-03 17:53:46 +0900 | [diff] [blame] | 1928 | private void dumpNetworkDiagnostics(IndentingPrintWriter pw) { |
| 1929 | final List<NetworkDiagnostics> netDiags = new ArrayList<NetworkDiagnostics>(); |
| 1930 | final long DIAG_TIME_MS = 5000; |
| 1931 | for (NetworkAgentInfo nai : mNetworkAgentInfos.values()) { |
| 1932 | // Start gathering diagnostic information. |
| 1933 | netDiags.add(new NetworkDiagnostics( |
| 1934 | nai.network, |
| 1935 | new LinkProperties(nai.linkProperties), // Must be a copy. |
| 1936 | DIAG_TIME_MS)); |
| 1937 | } |
| 1938 | |
| 1939 | for (NetworkDiagnostics netDiag : netDiags) { |
| 1940 | pw.println(); |
| 1941 | netDiag.waitForMeasurements(); |
| 1942 | netDiag.dump(pw); |
| 1943 | } |
| 1944 | } |
| 1945 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1946 | @Override |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 1947 | protected void dump(FileDescriptor fd, PrintWriter writer, String[] args) { |
| 1948 | final IndentingPrintWriter pw = new IndentingPrintWriter(writer, " "); |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1949 | if (mContext.checkCallingOrSelfPermission( |
| 1950 | android.Manifest.permission.DUMP) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1951 | != PackageManager.PERMISSION_GRANTED) { |
Robert Greenwalt | 86e9e55 | 2009-07-16 17:21:39 -0700 | [diff] [blame] | 1952 | pw.println("Permission Denial: can't dump ConnectivityService " + |
| 1953 | "from from pid=" + Binder.getCallingPid() + ", uid=" + |
| 1954 | Binder.getCallingUid()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1955 | return; |
| 1956 | } |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 1957 | |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 1958 | if (argsContain(args, "--diag")) { |
Lorenzo Colitti | 5ff640d | 2016-03-03 17:53:46 +0900 | [diff] [blame] | 1959 | dumpNetworkDiagnostics(pw); |
| 1960 | return; |
| 1961 | } |
Erik Kline | 379747a | 2015-06-05 17:47:34 +0900 | [diff] [blame] | 1962 | |
Lorenzo Colitti | e380546 | 2015-06-03 11:18:24 +0900 | [diff] [blame] | 1963 | pw.print("NetworkFactories for:"); |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 1964 | for (NetworkFactoryInfo nfi : mNetworkFactoryInfos.values()) { |
Lorenzo Colitti | e380546 | 2015-06-03 11:18:24 +0900 | [diff] [blame] | 1965 | pw.print(" " + nfi.name); |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 1966 | } |
Lorenzo Colitti | e380546 | 2015-06-03 11:18:24 +0900 | [diff] [blame] | 1967 | pw.println(); |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 1968 | pw.println(); |
| 1969 | |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 1970 | final NetworkAgentInfo defaultNai = getDefaultNetwork(); |
Robert Greenwalt | c9c90c7 | 2014-05-13 15:36:27 -0700 | [diff] [blame] | 1971 | pw.print("Active default network: "); |
| 1972 | if (defaultNai == null) { |
| 1973 | pw.println("none"); |
| 1974 | } else { |
| 1975 | pw.println(defaultNai.network.netId); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1976 | } |
Dianne Hackborn | 77b987f | 2014-02-26 16:20:52 -0800 | [diff] [blame] | 1977 | pw.println(); |
| 1978 | |
Robert Greenwalt | c9c90c7 | 2014-05-13 15:36:27 -0700 | [diff] [blame] | 1979 | pw.println("Current Networks:"); |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 1980 | pw.increaseIndent(); |
Robert Greenwalt | c9c90c7 | 2014-05-13 15:36:27 -0700 | [diff] [blame] | 1981 | for (NetworkAgentInfo nai : mNetworkAgentInfos.values()) { |
| 1982 | pw.println(nai.toString()); |
| 1983 | pw.increaseIndent(); |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 1984 | pw.println(String.format( |
| 1985 | "Requests: REQUEST:%d LISTEN:%d BACKGROUND_REQUEST:%d total:%d", |
| 1986 | nai.numForegroundNetworkRequests(), |
| 1987 | nai.numNetworkRequests() - nai.numRequestNetworkRequests(), |
| 1988 | nai.numBackgroundNetworkRequests(), |
| 1989 | nai.numNetworkRequests())); |
Robert Greenwalt | c9c90c7 | 2014-05-13 15:36:27 -0700 | [diff] [blame] | 1990 | pw.increaseIndent(); |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 1991 | for (int i = 0; i < nai.numNetworkRequests(); i++) { |
| 1992 | pw.println(nai.requestAt(i).toString()); |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 1993 | } |
Robert Greenwalt | c9c90c7 | 2014-05-13 15:36:27 -0700 | [diff] [blame] | 1994 | pw.decreaseIndent(); |
| 1995 | pw.println("Lingered:"); |
| 1996 | pw.increaseIndent(); |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 1997 | nai.dumpLingerTimers(pw); |
Robert Greenwalt | c9c90c7 | 2014-05-13 15:36:27 -0700 | [diff] [blame] | 1998 | pw.decreaseIndent(); |
| 1999 | pw.decreaseIndent(); |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 2000 | } |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2001 | pw.decreaseIndent(); |
Robert Greenwalt | c9c90c7 | 2014-05-13 15:36:27 -0700 | [diff] [blame] | 2002 | pw.println(); |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 2003 | |
Felipe Leme | 70c8b9b | 2016-04-25 14:41:31 -0700 | [diff] [blame] | 2004 | pw.println("Metered Interfaces:"); |
| 2005 | pw.increaseIndent(); |
| 2006 | for (String value : mMeteredIfaces) { |
| 2007 | pw.println(value); |
| 2008 | } |
| 2009 | pw.decreaseIndent(); |
| 2010 | pw.println(); |
| 2011 | |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 2012 | pw.print("Restrict background: "); |
| 2013 | pw.println(mRestrictBackground); |
| 2014 | pw.println(); |
| 2015 | |
Felipe Leme | 46c4fc3 | 2016-05-04 09:21:43 -0700 | [diff] [blame] | 2016 | pw.println("Status for known UIDs:"); |
| 2017 | pw.increaseIndent(); |
| 2018 | final int size = mUidRules.size(); |
| 2019 | for (int i = 0; i < size; i++) { |
| 2020 | final int uid = mUidRules.keyAt(i); |
| 2021 | pw.print("UID="); |
| 2022 | pw.print(uid); |
| 2023 | final int uidRules = mUidRules.get(uid, RULE_NONE); |
| 2024 | pw.print(" rules="); |
| 2025 | pw.print(uidRulesToString(uidRules)); |
| 2026 | pw.println(); |
| 2027 | } |
| 2028 | pw.println(); |
| 2029 | pw.decreaseIndent(); |
| 2030 | |
Robert Greenwalt | c9c90c7 | 2014-05-13 15:36:27 -0700 | [diff] [blame] | 2031 | pw.println("Network Requests:"); |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2032 | pw.increaseIndent(); |
Robert Greenwalt | c9c90c7 | 2014-05-13 15:36:27 -0700 | [diff] [blame] | 2033 | for (NetworkRequestInfo nri : mNetworkRequests.values()) { |
| 2034 | pw.println(nri.toString()); |
Robert Greenwalt | b928535 | 2009-12-21 18:24:07 -0800 | [diff] [blame] | 2035 | } |
| 2036 | pw.println(); |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2037 | pw.decreaseIndent(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2038 | |
Robert Greenwalt | d49ac33 | 2014-07-30 16:31:24 -0700 | [diff] [blame] | 2039 | mLegacyTypeTracker.dump(pw); |
Robert Greenwalt | d49ac33 | 2014-07-30 16:31:24 -0700 | [diff] [blame] | 2040 | |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2041 | synchronized (this) { |
Lorenzo Colitti | e380546 | 2015-06-03 11:18:24 +0900 | [diff] [blame] | 2042 | pw.print("mNetTransitionWakeLock: currently " + |
| 2043 | (mNetTransitionWakeLock.isHeld() ? "" : "not ") + "held"); |
| 2044 | if (!TextUtils.isEmpty(mNetTransitionWakeLockCausedBy)) { |
| 2045 | pw.println(", last requested for " + mNetTransitionWakeLockCausedBy); |
| 2046 | } else { |
| 2047 | pw.println(", last requested never"); |
| 2048 | } |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2049 | } |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2050 | |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 2051 | pw.println(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 2052 | mTethering.dump(fd, pw, args); |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 2053 | |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 2054 | pw.println(); |
| 2055 | mKeepaliveTracker.dump(pw); |
| 2056 | |
Lorenzo Colitti | 5ff640d | 2016-03-03 17:53:46 +0900 | [diff] [blame] | 2057 | pw.println(); |
Lorenzo Colitti | 29bd384 | 2016-09-20 16:03:27 +0900 | [diff] [blame] | 2058 | dumpAvoidBadWifiSettings(pw); |
Lorenzo Colitti | 5ff640d | 2016-03-03 17:53:46 +0900 | [diff] [blame] | 2059 | |
Lorenzo Colitti | 29bd384 | 2016-09-20 16:03:27 +0900 | [diff] [blame] | 2060 | pw.println(); |
Lorenzo Colitti | e380546 | 2015-06-03 11:18:24 +0900 | [diff] [blame] | 2061 | if (mInetLog != null && mInetLog.size() > 0) { |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 2062 | pw.println(); |
| 2063 | pw.println("Inet condition reports:"); |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2064 | pw.increaseIndent(); |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 2065 | for(int i = 0; i < mInetLog.size(); i++) { |
| 2066 | pw.println(mInetLog.get(i)); |
| 2067 | } |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2068 | pw.decreaseIndent(); |
Robert Greenwalt | 4e8dfef | 2010-09-20 14:35:25 -0700 | [diff] [blame] | 2069 | } |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 2070 | |
| 2071 | if (argsContain(args, "--short") == false) { |
| 2072 | pw.println(); |
| 2073 | synchronized (mValidationLogs) { |
| 2074 | pw.println("mValidationLogs (most recent first):"); |
Paul Jensen | 0808eb8 | 2016-06-03 13:51:21 -0400 | [diff] [blame] | 2075 | for (ValidationLog p : mValidationLogs) { |
| 2076 | pw.println(p.mNetwork + " - " + p.mNetworkExtraInfo); |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 2077 | pw.increaseIndent(); |
Paul Jensen | 0808eb8 | 2016-06-03 13:51:21 -0400 | [diff] [blame] | 2078 | p.mLog.dump(fd, pw, args); |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 2079 | pw.decreaseIndent(); |
| 2080 | } |
| 2081 | } |
Erik Kline | 7523eb3 | 2015-07-09 18:24:03 +0900 | [diff] [blame] | 2082 | |
| 2083 | pw.println(); |
| 2084 | pw.println("mNetworkRequestInfoLogs (most recent first):"); |
| 2085 | pw.increaseIndent(); |
| 2086 | mNetworkRequestInfoLogs.reverseDump(fd, pw, args); |
| 2087 | pw.decreaseIndent(); |
Hugo Benichi | c2ae287 | 2016-07-11 11:05:12 +0900 | [diff] [blame] | 2088 | |
| 2089 | pw.println(); |
| 2090 | pw.println("mNetworkInfoBlockingLogs (most recent first):"); |
| 2091 | pw.increaseIndent(); |
| 2092 | mNetworkInfoBlockingLogs.reverseDump(fd, pw, args); |
| 2093 | pw.decreaseIndent(); |
Robert Greenwalt | 22b4c6a | 2015-06-23 15:03:33 -0700 | [diff] [blame] | 2094 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2095 | } |
| 2096 | |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2097 | private boolean isLiveNetworkAgent(NetworkAgentInfo nai, int what) { |
Paul Jensen | ad50a1f | 2014-09-05 12:06:44 -0400 | [diff] [blame] | 2098 | if (nai.network == null) return false; |
Sreeram Ramachandran | 21b5ee3 | 2014-11-12 22:31:52 -0800 | [diff] [blame] | 2099 | final NetworkAgentInfo officialNai = getNetworkAgentInfoForNetwork(nai.network); |
Robert Greenwalt | 73ed9d8 | 2014-08-19 18:58:04 -0700 | [diff] [blame] | 2100 | if (officialNai != null && officialNai.equals(nai)) return true; |
| 2101 | if (officialNai != null || VDBG) { |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2102 | final String msg = sMagicDecoderRing.get(what, Integer.toString(what)); |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 2103 | loge(msg + " - isLiveNetworkAgent found mismatched netId: " + officialNai + |
Robert Greenwalt | 73ed9d8 | 2014-08-19 18:58:04 -0700 | [diff] [blame] | 2104 | " - " + nai); |
| 2105 | } |
| 2106 | return false; |
| 2107 | } |
| 2108 | |
Robert Greenwalt | 42acef3 | 2009-08-12 16:08:25 -0700 | [diff] [blame] | 2109 | // must be stateless - things change under us. |
Jeff Sharkey | 4c628eb | 2012-07-23 13:19:46 -0700 | [diff] [blame] | 2110 | private class NetworkStateTrackerHandler extends Handler { |
| 2111 | public NetworkStateTrackerHandler(Looper looper) { |
Wink Saville | bb08caf | 2010-09-02 19:23:52 -0700 | [diff] [blame] | 2112 | super(looper); |
| 2113 | } |
| 2114 | |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2115 | private boolean maybeHandleAsyncChannelMessage(Message msg) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2116 | switch (msg.what) { |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2117 | default: |
| 2118 | return false; |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 2119 | case AsyncChannel.CMD_CHANNEL_HALF_CONNECTED: { |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2120 | handleAsyncChannelHalfConnect(msg); |
| 2121 | break; |
| 2122 | } |
| 2123 | case AsyncChannel.CMD_CHANNEL_DISCONNECT: { |
| 2124 | NetworkAgentInfo nai = mNetworkAgentInfos.get(msg.replyTo); |
| 2125 | if (nai != null) nai.asyncChannel.disconnect(); |
| 2126 | break; |
| 2127 | } |
| 2128 | case AsyncChannel.CMD_CHANNEL_DISCONNECTED: { |
| 2129 | handleAsyncChannelDisconnected(msg); |
| 2130 | break; |
| 2131 | } |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2132 | } |
| 2133 | return true; |
| 2134 | } |
| 2135 | |
| 2136 | private void maybeHandleNetworkAgentMessage(Message msg) { |
| 2137 | NetworkAgentInfo nai = mNetworkAgentInfos.get(msg.replyTo); |
| 2138 | if (nai == null) { |
| 2139 | if (VDBG) { |
| 2140 | final String what = sMagicDecoderRing.get(msg.what, Integer.toString(msg.what)); |
| 2141 | log(String.format("%s from unknown NetworkAgent", what)); |
| 2142 | } |
| 2143 | return; |
| 2144 | } |
| 2145 | |
| 2146 | switch (msg.what) { |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2147 | case NetworkAgent.EVENT_NETWORK_CAPABILITIES_CHANGED: { |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2148 | final NetworkCapabilities networkCapabilities = (NetworkCapabilities) msg.obj; |
| 2149 | if (networkCapabilities.hasCapability(NET_CAPABILITY_CAPTIVE_PORTAL) || |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 2150 | networkCapabilities.hasCapability(NET_CAPABILITY_VALIDATED) || |
| 2151 | networkCapabilities.hasCapability(NET_CAPABILITY_FOREGROUND)) { |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2152 | Slog.wtf(TAG, "BUG: " + nai + " has CS-managed capability."); |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 2153 | } |
Hugo Benichi | f15b282 | 2016-09-15 18:18:48 +0900 | [diff] [blame] | 2154 | updateCapabilities(nai.getCurrentScore(), nai, networkCapabilities); |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 2155 | break; |
| 2156 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2157 | case NetworkAgent.EVENT_NETWORK_PROPERTIES_CHANGED: { |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2158 | if (VDBG) { |
| 2159 | log("Update of LinkProperties for " + nai.name() + |
Robin Lee | 585e248 | 2016-05-01 23:00:00 +0100 | [diff] [blame] | 2160 | "; created=" + nai.created + |
| 2161 | "; everConnected=" + nai.everConnected); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2162 | } |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2163 | LinkProperties oldLp = nai.linkProperties; |
| 2164 | synchronized (nai) { |
| 2165 | nai.linkProperties = (LinkProperties)msg.obj; |
| 2166 | } |
Robin Lee | 585e248 | 2016-05-01 23:00:00 +0100 | [diff] [blame] | 2167 | if (nai.everConnected) updateLinkProperties(nai, oldLp); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2168 | break; |
| 2169 | } |
| 2170 | case NetworkAgent.EVENT_NETWORK_INFO_CHANGED: { |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2171 | NetworkInfo info = (NetworkInfo) msg.obj; |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2172 | updateNetworkInfo(nai, info); |
| 2173 | break; |
| 2174 | } |
Robert Greenwalt | 55691b8 | 2014-05-27 13:20:24 -0700 | [diff] [blame] | 2175 | case NetworkAgent.EVENT_NETWORK_SCORE_CHANGED: { |
Robert Greenwalt | 55691b8 | 2014-05-27 13:20:24 -0700 | [diff] [blame] | 2176 | Integer score = (Integer) msg.obj; |
Robert Greenwalt | ac96c52 | 2014-06-03 16:43:57 -0700 | [diff] [blame] | 2177 | if (score != null) updateNetworkScore(nai, score.intValue()); |
Robert Greenwalt | 55691b8 | 2014-05-27 13:20:24 -0700 | [diff] [blame] | 2178 | break; |
| 2179 | } |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 2180 | case NetworkAgent.EVENT_UID_RANGES_ADDED: { |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 2181 | try { |
| 2182 | mNetd.addVpnUidRanges(nai.network.netId, (UidRange[])msg.obj); |
Sreeram Ramachandran | 42065ac | 2014-07-27 00:37:35 -0700 | [diff] [blame] | 2183 | } catch (Exception e) { |
| 2184 | // Never crash! |
| 2185 | loge("Exception in addVpnUidRanges: " + e); |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 2186 | } |
| 2187 | break; |
| 2188 | } |
| 2189 | case NetworkAgent.EVENT_UID_RANGES_REMOVED: { |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 2190 | try { |
| 2191 | mNetd.removeVpnUidRanges(nai.network.netId, (UidRange[])msg.obj); |
Sreeram Ramachandran | 42065ac | 2014-07-27 00:37:35 -0700 | [diff] [blame] | 2192 | } catch (Exception e) { |
| 2193 | // Never crash! |
| 2194 | loge("Exception in removeVpnUidRanges: " + e); |
| 2195 | } |
| 2196 | break; |
| 2197 | } |
Robert Greenwalt | e73cc46 | 2014-09-07 16:50:01 -0700 | [diff] [blame] | 2198 | case NetworkAgent.EVENT_SET_EXPLICITLY_SELECTED: { |
Robin Lee | 585e248 | 2016-05-01 23:00:00 +0100 | [diff] [blame] | 2199 | if (nai.everConnected && !nai.networkMisc.explicitlySelected) { |
| 2200 | loge("ERROR: already-connected network explicitly selected."); |
Paul Jensen | 4b9b2be | 2014-09-26 10:10:22 -0400 | [diff] [blame] | 2201 | } |
Robert Greenwalt | e73cc46 | 2014-09-07 16:50:01 -0700 | [diff] [blame] | 2202 | nai.networkMisc.explicitlySelected = true; |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2203 | nai.networkMisc.acceptUnvalidated = (boolean) msg.obj; |
Robert Greenwalt | e73cc46 | 2014-09-07 16:50:01 -0700 | [diff] [blame] | 2204 | break; |
| 2205 | } |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 2206 | case NetworkAgent.EVENT_PACKET_KEEPALIVE: { |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 2207 | mKeepaliveTracker.handleEventPacketKeepalive(nai, msg); |
| 2208 | break; |
| 2209 | } |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2210 | } |
| 2211 | } |
| 2212 | |
| 2213 | private boolean maybeHandleNetworkMonitorMessage(Message msg) { |
| 2214 | switch (msg.what) { |
| 2215 | default: |
| 2216 | return false; |
Paul Jensen | ad50a1f | 2014-09-05 12:06:44 -0400 | [diff] [blame] | 2217 | case NetworkMonitor.EVENT_NETWORK_TESTED: { |
Paul Jensen | 23243731 | 2016-04-06 09:51:26 -0400 | [diff] [blame] | 2218 | final NetworkAgentInfo nai; |
| 2219 | synchronized (mNetworkForNetId) { |
| 2220 | nai = mNetworkForNetId.get(msg.arg2); |
| 2221 | } |
| 2222 | if (nai != null) { |
Lorenzo Colitti | 76f6779 | 2015-05-14 17:28:27 +0900 | [diff] [blame] | 2223 | final boolean valid = |
| 2224 | (msg.arg1 == NetworkMonitor.NETWORK_TEST_RESULT_VALID); |
Lorenzo Colitti | 9be58c5 | 2016-09-15 14:02:29 +0900 | [diff] [blame] | 2225 | final boolean wasValidated = nai.lastValidated; |
Paul Jensen | 23243731 | 2016-04-06 09:51:26 -0400 | [diff] [blame] | 2226 | if (DBG) log(nai.name() + " validation " + (valid ? "passed" : "failed") + |
| 2227 | (msg.obj == null ? "" : " with redirect to " + (String)msg.obj)); |
Paul Jensen | 1c7ba02 | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 2228 | if (valid != nai.lastValidated) { |
| 2229 | final int oldScore = nai.getCurrentScore(); |
Paul Jensen | 1c7ba02 | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 2230 | nai.lastValidated = valid; |
| 2231 | nai.everValidated |= valid; |
Hugo Benichi | f15b282 | 2016-09-15 18:18:48 +0900 | [diff] [blame] | 2232 | updateCapabilities(oldScore, nai, nai.networkCapabilities); |
Paul Jensen | 1c7ba02 | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 2233 | // If score has changed, rebroadcast to NetworkFactories. b/17726566 |
| 2234 | if (oldScore != nai.getCurrentScore()) sendUpdatedScoreToFactories(nai); |
Paul Jensen | ad50a1f | 2014-09-05 12:06:44 -0400 | [diff] [blame] | 2235 | } |
Lorenzo Colitti | 7b42f39 | 2014-12-17 11:26:49 +0900 | [diff] [blame] | 2236 | updateInetCondition(nai); |
Robert Greenwalt | 49f63fb | 2014-09-13 12:04:12 -0700 | [diff] [blame] | 2237 | // Let the NetworkAgent know the state of its network |
Paul Jensen | 23243731 | 2016-04-06 09:51:26 -0400 | [diff] [blame] | 2238 | Bundle redirectUrlBundle = new Bundle(); |
| 2239 | redirectUrlBundle.putString(NetworkAgent.REDIRECT_URL_KEY, (String)msg.obj); |
Robert Greenwalt | 49f63fb | 2014-09-13 12:04:12 -0700 | [diff] [blame] | 2240 | nai.asyncChannel.sendMessage( |
Paul Jensen | 23243731 | 2016-04-06 09:51:26 -0400 | [diff] [blame] | 2241 | NetworkAgent.CMD_REPORT_NETWORK_STATUS, |
Robert Greenwalt | 49f63fb | 2014-09-13 12:04:12 -0700 | [diff] [blame] | 2242 | (valid ? NetworkAgent.VALID_NETWORK : NetworkAgent.INVALID_NETWORK), |
Paul Jensen | 23243731 | 2016-04-06 09:51:26 -0400 | [diff] [blame] | 2243 | 0, redirectUrlBundle); |
Lorenzo Colitti | 9be58c5 | 2016-09-15 14:02:29 +0900 | [diff] [blame] | 2244 | if (wasValidated && !nai.lastValidated) { |
| 2245 | handleNetworkUnvalidated(nai); |
| 2246 | } |
Robert Greenwalt | 73ed9d8 | 2014-08-19 18:58:04 -0700 | [diff] [blame] | 2247 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2248 | break; |
| 2249 | } |
Paul Jensen | 869868be | 2014-05-15 10:33:05 -0400 | [diff] [blame] | 2250 | case NetworkMonitor.EVENT_PROVISIONING_NOTIFICATION: { |
Lorenzo Colitti | f6673d0 | 2015-05-21 16:17:05 +0900 | [diff] [blame] | 2251 | final int netId = msg.arg2; |
Paul Jensen | 3d194ea | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 2252 | final boolean visible = (msg.arg1 != 0); |
| 2253 | final NetworkAgentInfo nai; |
| 2254 | synchronized (mNetworkForNetId) { |
| 2255 | nai = mNetworkForNetId.get(netId); |
| 2256 | } |
Calvin On | 1f64f3f | 2016-10-11 15:10:46 -0700 | [diff] [blame] | 2257 | // If captive portal status has changed, update capabilities or disconnect. |
Paul Jensen | 3d194ea | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 2258 | if (nai != null && (visible != nai.lastCaptivePortalDetected)) { |
Hugo Benichi | f15b282 | 2016-09-15 18:18:48 +0900 | [diff] [blame] | 2259 | final int oldScore = nai.getCurrentScore(); |
Paul Jensen | 3d194ea | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 2260 | nai.lastCaptivePortalDetected = visible; |
| 2261 | nai.everCaptivePortalDetected |= visible; |
Calvin On | 1f64f3f | 2016-10-11 15:10:46 -0700 | [diff] [blame] | 2262 | if (nai.lastCaptivePortalDetected && |
| 2263 | Settings.Global.CAPTIVE_PORTAL_MODE_AVOID == getCaptivePortalMode()) { |
| 2264 | if (DBG) log("Avoiding captive portal network: " + nai.name()); |
| 2265 | nai.asyncChannel.sendMessage( |
| 2266 | NetworkAgent.CMD_PREVENT_AUTOMATIC_RECONNECT); |
| 2267 | teardownUnneededNetwork(nai); |
| 2268 | break; |
| 2269 | } |
Hugo Benichi | f15b282 | 2016-09-15 18:18:48 +0900 | [diff] [blame] | 2270 | updateCapabilities(oldScore, nai, nai.networkCapabilities); |
Paul Jensen | 3d194ea | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 2271 | } |
| 2272 | if (!visible) { |
Lorenzo Colitti | 0b59906 | 2016-08-22 22:36:19 +0900 | [diff] [blame] | 2273 | mNotifier.clearNotification(netId); |
Paul Jensen | fdc4e4a | 2014-07-15 12:07:36 -0400 | [diff] [blame] | 2274 | } else { |
Paul Jensen | 5df4bec | 2014-08-25 22:45:39 -0400 | [diff] [blame] | 2275 | if (nai == null) { |
| 2276 | loge("EVENT_PROVISIONING_NOTIFICATION from unknown NetworkMonitor"); |
| 2277 | break; |
| 2278 | } |
fionaxu | 1bf6ec2 | 2016-05-23 16:33:16 -0700 | [diff] [blame] | 2279 | if (!nai.networkMisc.provisioningNotificationDisabled) { |
Lorenzo Colitti | 5526f9c | 2016-08-22 16:46:40 +0900 | [diff] [blame] | 2280 | mNotifier.showNotification(netId, NotificationType.SIGN_IN, nai, null, |
Lorenzo Colitti | 0b59906 | 2016-08-22 22:36:19 +0900 | [diff] [blame] | 2281 | (PendingIntent) msg.obj, nai.networkMisc.explicitlySelected); |
fionaxu | 1bf6ec2 | 2016-05-23 16:33:16 -0700 | [diff] [blame] | 2282 | } |
Paul Jensen | 869868be | 2014-05-15 10:33:05 -0400 | [diff] [blame] | 2283 | } |
Paul Jensen | 869868be | 2014-05-15 10:33:05 -0400 | [diff] [blame] | 2284 | break; |
| 2285 | } |
Jeff Sharkey | 4c628eb | 2012-07-23 13:19:46 -0700 | [diff] [blame] | 2286 | } |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2287 | return true; |
| 2288 | } |
| 2289 | |
Calvin On | 1f64f3f | 2016-10-11 15:10:46 -0700 | [diff] [blame] | 2290 | private int getCaptivePortalMode() { |
| 2291 | return Settings.Global.getInt(mContext.getContentResolver(), |
| 2292 | Settings.Global.CAPTIVE_PORTAL_MODE, |
| 2293 | Settings.Global.CAPTIVE_PORTAL_MODE_PROMPT); |
| 2294 | } |
| 2295 | |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 2296 | private boolean maybeHandleNetworkAgentInfoMessage(Message msg) { |
| 2297 | switch (msg.what) { |
| 2298 | default: |
| 2299 | return false; |
| 2300 | case NetworkAgentInfo.EVENT_NETWORK_LINGER_COMPLETE: { |
| 2301 | NetworkAgentInfo nai = (NetworkAgentInfo) msg.obj; |
| 2302 | if (nai != null && isLiveNetworkAgent(nai, msg.what)) { |
| 2303 | handleLingerComplete(nai); |
| 2304 | } |
| 2305 | break; |
| 2306 | } |
| 2307 | } |
| 2308 | return true; |
| 2309 | } |
| 2310 | |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2311 | @Override |
| 2312 | public void handleMessage(Message msg) { |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 2313 | if (!maybeHandleAsyncChannelMessage(msg) && |
| 2314 | !maybeHandleNetworkMonitorMessage(msg) && |
| 2315 | !maybeHandleNetworkAgentInfoMessage(msg)) { |
Lorenzo Colitti | 9b0c8fd | 2016-04-05 17:52:16 +0900 | [diff] [blame] | 2316 | maybeHandleNetworkAgentMessage(msg); |
| 2317 | } |
Jeff Sharkey | 4c628eb | 2012-07-23 13:19:46 -0700 | [diff] [blame] | 2318 | } |
| 2319 | } |
| 2320 | |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 2321 | private void updateLingerState(NetworkAgentInfo nai, long now) { |
| 2322 | // 1. Update the linger timer. If it's changed, reschedule or cancel the alarm. |
| 2323 | // 2. If the network was lingering and there are now requests, unlinger it. |
| 2324 | // 3. If this network is unneeded (which implies it is not lingering), and there is at least |
| 2325 | // one lingered request, start lingering. |
| 2326 | nai.updateLingerTimer(); |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 2327 | if (nai.isLingering() && nai.numForegroundNetworkRequests() > 0) { |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 2328 | if (DBG) log("Unlingering " + nai.name()); |
| 2329 | nai.unlinger(); |
| 2330 | logNetworkEvent(nai, NetworkEvent.NETWORK_UNLINGER); |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 2331 | } else if (unneeded(nai, UnneededFor.LINGER) && nai.getLingerExpiry() > 0) { |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 2332 | int lingerTime = (int) (nai.getLingerExpiry() - now); |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 2333 | if (DBG) log("Lingering " + nai.name() + " for " + lingerTime + "ms"); |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 2334 | nai.linger(); |
| 2335 | logNetworkEvent(nai, NetworkEvent.NETWORK_LINGER); |
| 2336 | notifyNetworkCallbacks(nai, ConnectivityManager.CALLBACK_LOSING, lingerTime); |
| 2337 | } |
Paul Jensen | 0cc1732 | 2014-11-25 15:26:53 -0500 | [diff] [blame] | 2338 | } |
| 2339 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2340 | private void handleAsyncChannelHalfConnect(Message msg) { |
| 2341 | AsyncChannel ac = (AsyncChannel) msg.obj; |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 2342 | if (mNetworkFactoryInfos.containsKey(msg.replyTo)) { |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2343 | if (msg.arg1 == AsyncChannel.STATUS_SUCCESSFUL) { |
| 2344 | if (VDBG) log("NetworkFactory connected"); |
| 2345 | // A network factory has connected. Send it all current NetworkRequests. |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2346 | for (NetworkRequestInfo nri : mNetworkRequests.values()) { |
Lorenzo Colitti | f4a45f4 | 2016-07-18 18:17:08 +0900 | [diff] [blame] | 2347 | if (nri.request.isListen()) continue; |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2348 | NetworkAgentInfo nai = mNetworkForRequestId.get(nri.request.requestId); |
Robert Greenwalt | 55691b8 | 2014-05-27 13:20:24 -0700 | [diff] [blame] | 2349 | ac.sendMessage(android.net.NetworkFactory.CMD_REQUEST_NETWORK, |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 2350 | (nai != null ? nai.getCurrentScore() : 0), 0, nri.request); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2351 | } |
| 2352 | } else { |
| 2353 | loge("Error connecting NetworkFactory"); |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 2354 | mNetworkFactoryInfos.remove(msg.obj); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2355 | } |
| 2356 | } else if (mNetworkAgentInfos.containsKey(msg.replyTo)) { |
| 2357 | if (msg.arg1 == AsyncChannel.STATUS_SUCCESSFUL) { |
| 2358 | if (VDBG) log("NetworkAgent connected"); |
| 2359 | // A network agent has requested a connection. Establish the connection. |
| 2360 | mNetworkAgentInfos.get(msg.replyTo).asyncChannel. |
| 2361 | sendMessage(AsyncChannel.CMD_CHANNEL_FULL_CONNECTION); |
| 2362 | } else { |
| 2363 | loge("Error connecting NetworkAgent"); |
Robert Greenwalt | 12e6735 | 2014-05-13 21:41:06 -0700 | [diff] [blame] | 2364 | NetworkAgentInfo nai = mNetworkAgentInfos.remove(msg.replyTo); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2365 | if (nai != null) { |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 2366 | final boolean wasDefault = isDefaultNetwork(nai); |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 2367 | synchronized (mNetworkForNetId) { |
| 2368 | mNetworkForNetId.remove(nai.network.netId); |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 2369 | mNetIdInUse.delete(nai.network.netId); |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 2370 | } |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 2371 | // Just in case. |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 2372 | mLegacyTypeTracker.remove(nai, wasDefault); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2373 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2374 | } |
| 2375 | } |
| 2376 | } |
Paul Jensen | 0cc1732 | 2014-11-25 15:26:53 -0500 | [diff] [blame] | 2377 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2378 | private void handleAsyncChannelDisconnected(Message msg) { |
| 2379 | NetworkAgentInfo nai = mNetworkAgentInfos.get(msg.replyTo); |
| 2380 | if (nai != null) { |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2381 | if (DBG) { |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 2382 | log(nai.name() + " got DISCONNECTED, was satisfying " + nai.numNetworkRequests()); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2383 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2384 | // A network agent has disconnected. |
Robert Greenwalt | 562cc54 | 2014-05-15 18:07:26 -0700 | [diff] [blame] | 2385 | // TODO - if we move the logic to the network agent (have them disconnect |
| 2386 | // because they lost all their requests or because their score isn't good) |
| 2387 | // then they would disconnect organically, report their new state and then |
| 2388 | // disconnect the channel. |
| 2389 | if (nai.networkInfo.isConnected()) { |
| 2390 | nai.networkInfo.setDetailedState(NetworkInfo.DetailedState.DISCONNECTED, |
| 2391 | null, null); |
| 2392 | } |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 2393 | final boolean wasDefault = isDefaultNetwork(nai); |
| 2394 | if (wasDefault) { |
Robert Greenwalt | bf4eed7 | 2014-08-06 21:32:18 -0700 | [diff] [blame] | 2395 | mDefaultInetConditionPublished = 0; |
Hugo Benichi | 1654b1d | 2016-05-24 11:50:31 +0900 | [diff] [blame] | 2396 | // Log default network disconnection before required book-keeping. |
| 2397 | // Let rematchAllNetworksAndRequests() below record a new default network event |
| 2398 | // if there is a fallback. Taken together, the two form a X -> 0, 0 -> Y sequence |
| 2399 | // whose timestamps tell how long it takes to recover a default network. |
| 2400 | logDefaultNetworkEvent(null, nai); |
Robert Greenwalt | bf4eed7 | 2014-08-06 21:32:18 -0700 | [diff] [blame] | 2401 | } |
Jeff Davidson | 0b93c5d | 2016-01-20 11:35:38 -0800 | [diff] [blame] | 2402 | notifyIfacesChangedForNetworkStats(); |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 2403 | // TODO - we shouldn't send CALLBACK_LOST to requests that can be satisfied |
| 2404 | // by other networks that are already connected. Perhaps that can be done by |
| 2405 | // sending all CALLBACK_LOST messages (for requests, not listens) at the end |
| 2406 | // of rematchAllNetworksAndRequests |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2407 | notifyNetworkCallbacks(nai, ConnectivityManager.CALLBACK_LOST); |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 2408 | mKeepaliveTracker.handleStopAllKeepalives(nai, |
| 2409 | ConnectivityManager.PacketKeepalive.ERROR_INVALID_NETWORK); |
Paul Jensen | ca8f16a | 2014-05-09 12:47:55 -0400 | [diff] [blame] | 2410 | nai.networkMonitor.sendMessage(NetworkMonitor.CMD_NETWORK_DISCONNECTED); |
Paul Jensen | 3b75982 | 2014-05-13 11:44:01 -0400 | [diff] [blame] | 2411 | mNetworkAgentInfos.remove(msg.replyTo); |
| 2412 | updateClat(null, nai.linkProperties, nai); |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 2413 | synchronized (mNetworkForNetId) { |
Paul Jensen | 62d3080 | 2015-06-17 14:42:30 -0400 | [diff] [blame] | 2414 | // Remove the NetworkAgent, but don't mark the netId as |
| 2415 | // available until we've told netd to delete it below. |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 2416 | mNetworkForNetId.remove(nai.network.netId); |
| 2417 | } |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 2418 | // Remove all previously satisfied requests. |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 2419 | for (int i = 0; i < nai.numNetworkRequests(); i++) { |
| 2420 | NetworkRequest request = nai.requestAt(i); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2421 | NetworkAgentInfo currentNetwork = mNetworkForRequestId.get(request.requestId); |
| 2422 | if (currentNetwork != null && currentNetwork.network.netId == nai.network.netId) { |
| 2423 | mNetworkForRequestId.remove(request.requestId); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2424 | sendUpdatedScoreToFactories(request, 0); |
| 2425 | } |
| 2426 | } |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 2427 | nai.clearLingerState(); |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 2428 | if (nai.isSatisfyingRequest(mDefaultRequest.requestId)) { |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2429 | removeDataActivityTracking(nai); |
Lorenzo Colitti | 0cb7903 | 2014-10-15 16:06:07 +0900 | [diff] [blame] | 2430 | notifyLockdownVpn(nai); |
Robert Greenwalt | 2771181 | 2014-06-25 16:45:57 -0700 | [diff] [blame] | 2431 | requestNetworkTransitionWakelock(nai.name()); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2432 | } |
Lorenzo Colitti | cc917ce | 2015-05-01 00:30:10 +0900 | [diff] [blame] | 2433 | mLegacyTypeTracker.remove(nai, wasDefault); |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 2434 | rematchAllNetworksAndRequests(null, 0); |
Lorenzo Colitti | 5526f9c | 2016-08-22 16:46:40 +0900 | [diff] [blame] | 2435 | mLingerMonitor.noteDisconnect(nai); |
Paul Jensen | 62d3080 | 2015-06-17 14:42:30 -0400 | [diff] [blame] | 2436 | if (nai.created) { |
| 2437 | // Tell netd to clean up the configuration for this network |
| 2438 | // (routing rules, DNS, etc). |
| 2439 | // This may be slow as it requires a lot of netd shelling out to ip and |
| 2440 | // ip[6]tables to flush routes and remove the incoming packet mark rule, so do it |
| 2441 | // after we've rematched networks with requests which should make a potential |
| 2442 | // fallback network the default or requested a new network from the |
| 2443 | // NetworkFactories, so network traffic isn't interrupted for an unnecessarily |
| 2444 | // long time. |
| 2445 | try { |
| 2446 | mNetd.removeNetwork(nai.network.netId); |
| 2447 | } catch (Exception e) { |
| 2448 | loge("Exception removing network: " + e); |
| 2449 | } |
| 2450 | } |
| 2451 | synchronized (mNetworkForNetId) { |
| 2452 | mNetIdInUse.delete(nai.network.netId); |
| 2453 | } |
| 2454 | } else { |
| 2455 | NetworkFactoryInfo nfi = mNetworkFactoryInfos.remove(msg.replyTo); |
| 2456 | if (DBG && nfi != null) log("unregisterNetworkFactory for " + nfi.name); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2457 | } |
| 2458 | } |
| 2459 | |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 2460 | // If this method proves to be too slow then we can maintain a separate |
| 2461 | // pendingIntent => NetworkRequestInfo map. |
| 2462 | // This method assumes that every non-null PendingIntent maps to exactly 1 NetworkRequestInfo. |
| 2463 | private NetworkRequestInfo findExistingNetworkRequestInfo(PendingIntent pendingIntent) { |
| 2464 | Intent intent = pendingIntent.getIntent(); |
| 2465 | for (Map.Entry<NetworkRequest, NetworkRequestInfo> entry : mNetworkRequests.entrySet()) { |
| 2466 | PendingIntent existingPendingIntent = entry.getValue().mPendingIntent; |
| 2467 | if (existingPendingIntent != null && |
| 2468 | existingPendingIntent.getIntent().filterEquals(intent)) { |
| 2469 | return entry.getValue(); |
| 2470 | } |
| 2471 | } |
| 2472 | return null; |
| 2473 | } |
| 2474 | |
| 2475 | private void handleRegisterNetworkRequestWithIntent(Message msg) { |
| 2476 | final NetworkRequestInfo nri = (NetworkRequestInfo) (msg.obj); |
| 2477 | |
| 2478 | NetworkRequestInfo existingRequest = findExistingNetworkRequestInfo(nri.mPendingIntent); |
| 2479 | if (existingRequest != null) { // remove the existing request. |
| 2480 | if (DBG) log("Replacing " + existingRequest.request + " with " |
| 2481 | + nri.request + " because their intents matched."); |
| 2482 | handleReleaseNetworkRequest(existingRequest.request, getCallingUid()); |
| 2483 | } |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 2484 | handleRegisterNetworkRequest(nri); |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 2485 | } |
| 2486 | |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 2487 | private void handleRegisterNetworkRequest(NetworkRequestInfo nri) { |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 2488 | mNetworkRequests.put(nri.request, nri); |
Erik Kline | 7523eb3 | 2015-07-09 18:24:03 +0900 | [diff] [blame] | 2489 | mNetworkRequestInfoLogs.log("REGISTER " + nri); |
Lorenzo Colitti | f4a45f4 | 2016-07-18 18:17:08 +0900 | [diff] [blame] | 2490 | if (nri.request.isListen()) { |
Lorenzo Colitti | c3f21f3 | 2015-07-06 23:50:27 +0900 | [diff] [blame] | 2491 | for (NetworkAgentInfo network : mNetworkAgentInfos.values()) { |
Lorenzo Colitti | 6bc0a2b | 2015-09-15 15:56:01 +0900 | [diff] [blame] | 2492 | if (nri.request.networkCapabilities.hasSignalStrength() && |
| 2493 | network.satisfiesImmutableCapabilitiesOf(nri.request)) { |
| 2494 | updateSignalStrengthThresholds(network, "REGISTER", nri.request); |
Lorenzo Colitti | c3f21f3 | 2015-07-06 23:50:27 +0900 | [diff] [blame] | 2495 | } |
| 2496 | } |
| 2497 | } |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 2498 | rematchAllNetworksAndRequests(null, 0); |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 2499 | if (nri.request.isRequest() && mNetworkForRequestId.get(nri.request.requestId) == null) { |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 2500 | sendUpdatedScoreToFactories(nri.request, 0); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2501 | } |
| 2502 | } |
| 2503 | |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 2504 | private void handleReleaseNetworkRequestWithIntent(PendingIntent pendingIntent, |
| 2505 | int callingUid) { |
| 2506 | NetworkRequestInfo nri = findExistingNetworkRequestInfo(pendingIntent); |
| 2507 | if (nri != null) { |
| 2508 | handleReleaseNetworkRequest(nri.request, callingUid); |
| 2509 | } |
| 2510 | } |
| 2511 | |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 2512 | // Determines whether the network is the best (or could become the best, if it validated), for |
| 2513 | // none of a particular type of NetworkRequests. The type of NetworkRequests considered depends |
| 2514 | // on the value of reason: |
| 2515 | // |
| 2516 | // - UnneededFor.TEARDOWN: non-listen NetworkRequests. If a network is unneeded for this reason, |
| 2517 | // then it should be torn down. |
| 2518 | // - UnneededFor.LINGER: foreground NetworkRequests. If a network is unneeded for this reason, |
| 2519 | // then it should be lingered. |
| 2520 | private boolean unneeded(NetworkAgentInfo nai, UnneededFor reason) { |
| 2521 | final int numRequests; |
| 2522 | switch (reason) { |
| 2523 | case TEARDOWN: |
| 2524 | numRequests = nai.numRequestNetworkRequests(); |
| 2525 | break; |
| 2526 | case LINGER: |
| 2527 | numRequests = nai.numForegroundNetworkRequests(); |
| 2528 | break; |
| 2529 | default: |
| 2530 | Slog.wtf(TAG, "Invalid reason. Cannot happen."); |
| 2531 | return true; |
| 2532 | } |
| 2533 | |
| 2534 | if (!nai.everConnected || nai.isVPN() || nai.isLingering() || numRequests > 0) { |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 2535 | return false; |
| 2536 | } |
Paul Jensen | e098854 | 2015-06-25 15:30:08 -0400 | [diff] [blame] | 2537 | for (NetworkRequestInfo nri : mNetworkRequests.values()) { |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 2538 | if (reason == UnneededFor.LINGER && nri.request.isBackgroundRequest()) { |
| 2539 | // Background requests don't affect lingering. |
| 2540 | continue; |
| 2541 | } |
| 2542 | |
Paul Jensen | e098854 | 2015-06-25 15:30:08 -0400 | [diff] [blame] | 2543 | // If this Network is already the highest scoring Network for a request, or if |
| 2544 | // there is hope for it to become one if it validated, then it is needed. |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 2545 | if (nri.request.isRequest() && nai.satisfies(nri.request) && |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 2546 | (nai.isSatisfyingRequest(nri.request.requestId) || |
Paul Jensen | e098854 | 2015-06-25 15:30:08 -0400 | [diff] [blame] | 2547 | // Note that this catches two important cases: |
| 2548 | // 1. Unvalidated cellular will not be reaped when unvalidated WiFi |
| 2549 | // is currently satisfying the request. This is desirable when |
| 2550 | // cellular ends up validating but WiFi does not. |
| 2551 | // 2. Unvalidated WiFi will not be reaped when validated cellular |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 2552 | // is currently satisfying the request. This is desirable when |
Paul Jensen | e098854 | 2015-06-25 15:30:08 -0400 | [diff] [blame] | 2553 | // WiFi ends up validating and out scoring cellular. |
| 2554 | mNetworkForRequestId.get(nri.request.requestId).getCurrentScore() < |
| 2555 | nai.getCurrentScoreAsValidated())) { |
| 2556 | return false; |
Paul Jensen | 9936484 | 2014-12-09 11:43:45 -0500 | [diff] [blame] | 2557 | } |
| 2558 | } |
Paul Jensen | e098854 | 2015-06-25 15:30:08 -0400 | [diff] [blame] | 2559 | return true; |
Paul Jensen | 9936484 | 2014-12-09 11:43:45 -0500 | [diff] [blame] | 2560 | } |
| 2561 | |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2562 | private NetworkRequestInfo getNriForAppRequest( |
| 2563 | NetworkRequest request, int callingUid, String requestedOperation) { |
| 2564 | final NetworkRequestInfo nri = mNetworkRequests.get(request); |
| 2565 | |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2566 | if (nri != null) { |
Jeff Davidson | 6f91390 | 2014-08-21 15:54:15 -0700 | [diff] [blame] | 2567 | if (Process.SYSTEM_UID != callingUid && nri.mUid != callingUid) { |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2568 | log(String.format("UID %d attempted to %s for unowned request %s", |
| 2569 | callingUid, requestedOperation, nri)); |
| 2570 | return null; |
Paul Jensen | 7ecb42f | 2014-05-16 14:31:12 -0400 | [diff] [blame] | 2571 | } |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2572 | } |
| 2573 | |
| 2574 | return nri; |
| 2575 | } |
| 2576 | |
| 2577 | private void handleRequestCallbackUpdate(NetworkRequest request, int callingUid, |
| 2578 | String description, int callbackType) { |
| 2579 | final NetworkRequestInfo nri = getNriForAppRequest(request, callingUid, description); |
| 2580 | if (nri == null) return; |
| 2581 | |
| 2582 | final NetworkAgentInfo nai = mNetworkForRequestId.get(nri.request.requestId); |
| 2583 | // The network that is satisfying this request may have changed since |
| 2584 | // the application requested the update. |
| 2585 | // |
| 2586 | // - If the request is no longer satisfied, don't send any updates. |
| 2587 | // - If the request is satisfied by a different network, it is the |
| 2588 | // caller's responsibility to check that the Network object in the |
| 2589 | // callback matches the network that was returned in the last |
| 2590 | // onAvailable() callback for this request. |
| 2591 | if (nai == null) return; |
| 2592 | callCallbackForRequest(nri, nai, callbackType, 0); |
| 2593 | } |
| 2594 | |
| 2595 | private void handleRequestLinkProperties(NetworkRequest request, int callingUid) { |
| 2596 | handleRequestCallbackUpdate(request, callingUid, |
| 2597 | "request LinkProperties", ConnectivityManager.CALLBACK_IP_CHANGED); |
| 2598 | } |
| 2599 | |
| 2600 | private void handleRequestNetworkCapabilities(NetworkRequest request, int callingUid) { |
| 2601 | handleRequestCallbackUpdate(request, callingUid, |
| 2602 | "request NetworkCapabilities", ConnectivityManager.CALLBACK_CAP_CHANGED); |
| 2603 | } |
| 2604 | |
Erik Kline | 3841a48 | 2015-11-25 12:49:38 +0900 | [diff] [blame] | 2605 | private void handleTimedOutNetworkRequest(final NetworkRequestInfo nri) { |
| 2606 | if (mNetworkRequests.get(nri.request) != null && mNetworkForRequestId.get( |
| 2607 | nri.request.requestId) == null) { |
| 2608 | handleRemoveNetworkRequest(nri, ConnectivityManager.CALLBACK_UNAVAIL); |
| 2609 | } |
| 2610 | } |
| 2611 | |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2612 | private void handleReleaseNetworkRequest(NetworkRequest request, int callingUid) { |
| 2613 | final NetworkRequestInfo nri = getNriForAppRequest( |
| 2614 | request, callingUid, "release NetworkRequest"); |
Erik Kline | 3841a48 | 2015-11-25 12:49:38 +0900 | [diff] [blame] | 2615 | if (nri != null) { |
| 2616 | handleRemoveNetworkRequest(nri, ConnectivityManager.CALLBACK_RELEASED); |
| 2617 | } |
| 2618 | } |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2619 | |
Erik Kline | 3841a48 | 2015-11-25 12:49:38 +0900 | [diff] [blame] | 2620 | private void handleRemoveNetworkRequest(final NetworkRequestInfo nri, final int whichCallback) { |
| 2621 | final String logCallbackType = ConnectivityManager.getCallbackName(whichCallback); |
| 2622 | if (VDBG || (DBG && nri.request.isRequest())) { |
| 2623 | log("releasing " + nri.request + " (" + logCallbackType + ")"); |
| 2624 | } |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2625 | nri.unlinkDeathRecipient(); |
Erik Kline | 3841a48 | 2015-11-25 12:49:38 +0900 | [diff] [blame] | 2626 | mNetworkRequests.remove(nri.request); |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2627 | synchronized (mUidToNetworkRequestCount) { |
| 2628 | int requests = mUidToNetworkRequestCount.get(nri.mUid, 0); |
| 2629 | if (requests < 1) { |
| 2630 | Slog.wtf(TAG, "BUG: too small request count " + requests + " for UID " + |
| 2631 | nri.mUid); |
| 2632 | } else if (requests == 1) { |
| 2633 | mUidToNetworkRequestCount.removeAt( |
| 2634 | mUidToNetworkRequestCount.indexOfKey(nri.mUid)); |
| 2635 | } else { |
| 2636 | mUidToNetworkRequestCount.put(nri.mUid, requests - 1); |
| 2637 | } |
| 2638 | } |
| 2639 | mNetworkRequestInfoLogs.log("RELEASE " + nri); |
| 2640 | if (nri.request.isRequest()) { |
| 2641 | boolean wasKept = false; |
| 2642 | NetworkAgentInfo nai = mNetworkForRequestId.get(nri.request.requestId); |
| 2643 | if (nai != null) { |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 2644 | boolean wasBackgroundNetwork = nai.isBackgroundNetwork(); |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2645 | nai.removeRequest(nri.request.requestId); |
| 2646 | if (VDBG) { |
| 2647 | log(" Removing from current network " + nai.name() + |
| 2648 | ", leaving " + nai.numNetworkRequests() + " requests."); |
| 2649 | } |
| 2650 | // If there are still lingered requests on this network, don't tear it down, |
| 2651 | // but resume lingering instead. |
| 2652 | updateLingerState(nai, SystemClock.elapsedRealtime()); |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 2653 | if (unneeded(nai, UnneededFor.TEARDOWN)) { |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2654 | if (DBG) log("no live requests for " + nai.name() + "; disconnecting"); |
| 2655 | teardownUnneededNetwork(nai); |
Paul Jensen | 4e1d3fd | 2016-04-08 13:56:52 -0400 | [diff] [blame] | 2656 | } else { |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2657 | wasKept = true; |
| 2658 | } |
| 2659 | mNetworkForRequestId.remove(nri.request.requestId); |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 2660 | if (!wasBackgroundNetwork && nai.isBackgroundNetwork()) { |
| 2661 | // Went from foreground to background. |
Lorenzo Colitti | b8167f6 | 2016-09-15 22:47:08 +0900 | [diff] [blame] | 2662 | updateCapabilities(nai.getCurrentScore(), nai, nai.networkCapabilities); |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 2663 | } |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2664 | } |
| 2665 | |
| 2666 | // TODO: remove this code once we know that the Slog.wtf is never hit. |
| 2667 | // |
| 2668 | // Find all networks that are satisfying this request and remove the request |
| 2669 | // from their request lists. |
| 2670 | // TODO - it's my understanding that for a request there is only a single |
| 2671 | // network satisfying it, so this loop is wasteful |
| 2672 | for (NetworkAgentInfo otherNai : mNetworkAgentInfos.values()) { |
| 2673 | if (otherNai.isSatisfyingRequest(nri.request.requestId) && otherNai != nai) { |
| 2674 | Slog.wtf(TAG, "Request " + nri.request + " satisfied by " + |
| 2675 | otherNai.name() + ", but mNetworkAgentInfos says " + |
| 2676 | (nai != null ? nai.name() : "null")); |
Paul Jensen | 4e1d3fd | 2016-04-08 13:56:52 -0400 | [diff] [blame] | 2677 | } |
| 2678 | } |
Lorenzo Colitti | 446598c | 2016-07-06 19:04:26 +0900 | [diff] [blame] | 2679 | |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2680 | // Maintain the illusion. When this request arrived, we might have pretended |
| 2681 | // that a network connected to serve it, even though the network was already |
| 2682 | // connected. Now that this request has gone away, we might have to pretend |
| 2683 | // that the network disconnected. LegacyTypeTracker will generate that |
| 2684 | // phantom disconnect for this type. |
| 2685 | if (nri.request.legacyType != TYPE_NONE && nai != null) { |
| 2686 | boolean doRemove = true; |
| 2687 | if (wasKept) { |
| 2688 | // check if any of the remaining requests for this network are for the |
| 2689 | // same legacy type - if so, don't remove the nai |
| 2690 | for (int i = 0; i < nai.numNetworkRequests(); i++) { |
| 2691 | NetworkRequest otherRequest = nai.requestAt(i); |
| 2692 | if (otherRequest.legacyType == nri.request.legacyType && |
| 2693 | otherRequest.isRequest()) { |
| 2694 | if (DBG) log(" still have other legacy request - leaving"); |
| 2695 | doRemove = false; |
Robert Greenwalt | 5148185 | 2015-01-08 14:43:31 -0800 | [diff] [blame] | 2696 | } |
| 2697 | } |
Robert Greenwalt | 4456cf3 | 2014-08-24 22:52:10 -0700 | [diff] [blame] | 2698 | } |
| 2699 | |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2700 | if (doRemove) { |
| 2701 | mLegacyTypeTracker.remove(nri.request.legacyType, nai, false); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2702 | } |
| 2703 | } |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2704 | |
| 2705 | for (NetworkFactoryInfo nfi : mNetworkFactoryInfos.values()) { |
| 2706 | nfi.asyncChannel.sendMessage(android.net.NetworkFactory.CMD_CANCEL_REQUEST, |
| 2707 | nri.request); |
| 2708 | } |
| 2709 | } else { |
| 2710 | // listens don't have a singular affectedNetwork. Check all networks to see |
| 2711 | // if this listen request applies and remove it. |
| 2712 | for (NetworkAgentInfo nai : mNetworkAgentInfos.values()) { |
| 2713 | nai.removeRequest(nri.request.requestId); |
| 2714 | if (nri.request.networkCapabilities.hasSignalStrength() && |
| 2715 | nai.satisfiesImmutableCapabilitiesOf(nri.request)) { |
| 2716 | updateSignalStrengthThresholds(nai, "RELEASE", nri.request); |
| 2717 | } |
| 2718 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2719 | } |
Erik Kline | 3841a48 | 2015-11-25 12:49:38 +0900 | [diff] [blame] | 2720 | callCallbackForRequest(nri, null, whichCallback, 0); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2721 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2722 | |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 2723 | @Override |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2724 | public void setAcceptUnvalidated(Network network, boolean accept, boolean always) { |
| 2725 | enforceConnectivityInternalPermission(); |
| 2726 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_ACCEPT_UNVALIDATED, |
| 2727 | accept ? 1 : 0, always ? 1: 0, network)); |
| 2728 | } |
| 2729 | |
Lorenzo Colitti | 165c51c | 2016-09-19 01:00:19 +0900 | [diff] [blame] | 2730 | @Override |
| 2731 | public void setAvoidUnvalidated(Network network) { |
| 2732 | enforceConnectivityInternalPermission(); |
| 2733 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_SET_AVOID_UNVALIDATED, network)); |
| 2734 | } |
| 2735 | |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2736 | private void handleSetAcceptUnvalidated(Network network, boolean accept, boolean always) { |
| 2737 | if (DBG) log("handleSetAcceptUnvalidated network=" + network + |
| 2738 | " accept=" + accept + " always=" + always); |
| 2739 | |
| 2740 | NetworkAgentInfo nai = getNetworkAgentInfoForNetwork(network); |
| 2741 | if (nai == null) { |
| 2742 | // Nothing to do. |
| 2743 | return; |
| 2744 | } |
| 2745 | |
| 2746 | if (nai.everValidated) { |
Lorenzo Colitti | f6673d0 | 2015-05-21 16:17:05 +0900 | [diff] [blame] | 2747 | // The network validated while the dialog box was up. Take no action. |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2748 | return; |
| 2749 | } |
| 2750 | |
| 2751 | if (!nai.networkMisc.explicitlySelected) { |
| 2752 | Slog.wtf(TAG, "BUG: setAcceptUnvalidated non non-explicitly selected network"); |
| 2753 | } |
| 2754 | |
| 2755 | if (accept != nai.networkMisc.acceptUnvalidated) { |
| 2756 | int oldScore = nai.getCurrentScore(); |
| 2757 | nai.networkMisc.acceptUnvalidated = accept; |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 2758 | rematchAllNetworksAndRequests(nai, oldScore); |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2759 | sendUpdatedScoreToFactories(nai); |
| 2760 | } |
| 2761 | |
| 2762 | if (always) { |
| 2763 | nai.asyncChannel.sendMessage( |
| 2764 | NetworkAgent.CMD_SAVE_ACCEPT_UNVALIDATED, accept ? 1 : 0); |
| 2765 | } |
| 2766 | |
Lorenzo Colitti | f6673d0 | 2015-05-21 16:17:05 +0900 | [diff] [blame] | 2767 | if (!accept) { |
Paul Jensen | f95d220 | 2015-07-13 15:19:51 -0400 | [diff] [blame] | 2768 | // Tell the NetworkAgent to not automatically reconnect to the network. |
| 2769 | nai.asyncChannel.sendMessage(NetworkAgent.CMD_PREVENT_AUTOMATIC_RECONNECT); |
| 2770 | // Teardown the nework. |
| 2771 | teardownUnneededNetwork(nai); |
Lorenzo Colitti | f6673d0 | 2015-05-21 16:17:05 +0900 | [diff] [blame] | 2772 | } |
| 2773 | |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2774 | } |
| 2775 | |
Lorenzo Colitti | 165c51c | 2016-09-19 01:00:19 +0900 | [diff] [blame] | 2776 | private void handleSetAvoidUnvalidated(Network network) { |
| 2777 | NetworkAgentInfo nai = getNetworkAgentInfoForNetwork(network); |
| 2778 | if (nai == null || nai.lastValidated) { |
| 2779 | // Nothing to do. The network either disconnected or revalidated. |
| 2780 | return; |
| 2781 | } |
| 2782 | if (!nai.avoidUnvalidated) { |
| 2783 | int oldScore = nai.getCurrentScore(); |
| 2784 | nai.avoidUnvalidated = true; |
| 2785 | rematchAllNetworksAndRequests(nai, oldScore); |
| 2786 | sendUpdatedScoreToFactories(nai); |
| 2787 | } |
| 2788 | } |
| 2789 | |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2790 | private void scheduleUnvalidatedPrompt(NetworkAgentInfo nai) { |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 2791 | if (VDBG) log("scheduleUnvalidatedPrompt " + nai.network); |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2792 | mHandler.sendMessageDelayed( |
| 2793 | mHandler.obtainMessage(EVENT_PROMPT_UNVALIDATED, nai.network), |
| 2794 | PROMPT_UNVALIDATED_DELAY_MS); |
| 2795 | } |
| 2796 | |
Hugo Benichi | c8e9e12 | 2016-09-14 23:23:08 +0000 | [diff] [blame] | 2797 | public boolean avoidBadWifi() { |
Lorenzo Colitti | 58ebe1c | 2017-01-24 09:41:36 +0900 | [diff] [blame] | 2798 | return mMultinetworkPolicyTracker.getAvoidBadWifi(); |
Lorenzo Colitti | 2618c1b | 2016-09-16 23:43:38 +0900 | [diff] [blame] | 2799 | } |
| 2800 | |
Erik Kline | 065ab6e | 2016-10-02 18:02:14 +0900 | [diff] [blame] | 2801 | private void rematchForAvoidBadWifiUpdate() { |
| 2802 | rematchAllNetworksAndRequests(null, 0); |
| 2803 | for (NetworkAgentInfo nai: mNetworkAgentInfos.values()) { |
| 2804 | if (nai.networkCapabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI)) { |
| 2805 | sendUpdatedScoreToFactories(nai); |
| 2806 | } |
| 2807 | } |
Lorenzo Colitti | 165c51c | 2016-09-19 01:00:19 +0900 | [diff] [blame] | 2808 | } |
| 2809 | |
Erik Kline | 065ab6e | 2016-10-02 18:02:14 +0900 | [diff] [blame] | 2810 | // TODO: Evaluate whether this is of interest to other consumers of |
Lorenzo Colitti | 58ebe1c | 2017-01-24 09:41:36 +0900 | [diff] [blame] | 2811 | // MultinetworkPolicyTracker and worth moving out of here. |
Lorenzo Colitti | 29bd384 | 2016-09-20 16:03:27 +0900 | [diff] [blame] | 2812 | private void dumpAvoidBadWifiSettings(IndentingPrintWriter pw) { |
Lorenzo Colitti | 58ebe1c | 2017-01-24 09:41:36 +0900 | [diff] [blame] | 2813 | final boolean configRestrict = mMultinetworkPolicyTracker.configRestrictsAvoidBadWifi(); |
Lorenzo Colitti | 29bd384 | 2016-09-20 16:03:27 +0900 | [diff] [blame] | 2814 | if (!configRestrict) { |
| 2815 | pw.println("Bad Wi-Fi avoidance: unrestricted"); |
| 2816 | return; |
| 2817 | } |
| 2818 | |
| 2819 | pw.println("Bad Wi-Fi avoidance: " + avoidBadWifi()); |
| 2820 | pw.increaseIndent(); |
| 2821 | pw.println("Config restrict: " + configRestrict); |
| 2822 | |
Lorenzo Colitti | 58ebe1c | 2017-01-24 09:41:36 +0900 | [diff] [blame] | 2823 | final String value = mMultinetworkPolicyTracker.getAvoidBadWifiSetting(); |
Lorenzo Colitti | 29bd384 | 2016-09-20 16:03:27 +0900 | [diff] [blame] | 2824 | String description; |
| 2825 | // Can't use a switch statement because strings are legal case labels, but null is not. |
| 2826 | if ("0".equals(value)) { |
| 2827 | description = "get stuck"; |
| 2828 | } else if (value == null) { |
| 2829 | description = "prompt"; |
| 2830 | } else if ("1".equals(value)) { |
| 2831 | description = "avoid"; |
| 2832 | } else { |
| 2833 | description = value + " (?)"; |
| 2834 | } |
| 2835 | pw.println("User setting: " + description); |
| 2836 | pw.println("Network overrides:"); |
| 2837 | pw.increaseIndent(); |
| 2838 | for (NetworkAgentInfo nai : mNetworkAgentInfos.values()) { |
| 2839 | if (nai.avoidUnvalidated) { |
| 2840 | pw.println(nai.name()); |
| 2841 | } |
| 2842 | } |
| 2843 | pw.decreaseIndent(); |
| 2844 | pw.decreaseIndent(); |
| 2845 | } |
| 2846 | |
Lorenzo Colitti | 9be58c5 | 2016-09-15 14:02:29 +0900 | [diff] [blame] | 2847 | private void showValidationNotification(NetworkAgentInfo nai, NotificationType type) { |
| 2848 | final String action; |
| 2849 | switch (type) { |
| 2850 | case NO_INTERNET: |
| 2851 | action = ConnectivityManager.ACTION_PROMPT_UNVALIDATED; |
| 2852 | break; |
| 2853 | case LOST_INTERNET: |
| 2854 | action = ConnectivityManager.ACTION_PROMPT_LOST_VALIDATION; |
| 2855 | break; |
| 2856 | default: |
| 2857 | Slog.wtf(TAG, "Unknown notification type " + type); |
| 2858 | return; |
| 2859 | } |
| 2860 | |
| 2861 | Intent intent = new Intent(action); |
| 2862 | intent.setData(Uri.fromParts("netId", Integer.toString(nai.network.netId), null)); |
| 2863 | intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); |
| 2864 | intent.setClassName("com.android.settings", |
| 2865 | "com.android.settings.wifi.WifiNoInternetDialog"); |
| 2866 | |
| 2867 | PendingIntent pendingIntent = PendingIntent.getActivityAsUser( |
| 2868 | mContext, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT, null, UserHandle.CURRENT); |
| 2869 | mNotifier.showNotification(nai.network.netId, type, nai, null, pendingIntent, true); |
| 2870 | } |
| 2871 | |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2872 | private void handlePromptUnvalidated(Network network) { |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 2873 | if (VDBG) log("handlePromptUnvalidated " + network); |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2874 | NetworkAgentInfo nai = getNetworkAgentInfoForNetwork(network); |
| 2875 | |
| 2876 | // Only prompt if the network is unvalidated and was explicitly selected by the user, and if |
| 2877 | // we haven't already been told to switch to it regardless of whether it validated or not. |
Lorenzo Colitti | d49159f | 2015-05-14 23:15:10 +0900 | [diff] [blame] | 2878 | // Also don't prompt on captive portals because we're already prompting the user to sign in. |
Paul Jensen | 3d194ea | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 2879 | if (nai == null || nai.everValidated || nai.everCaptivePortalDetected || |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2880 | !nai.networkMisc.explicitlySelected || nai.networkMisc.acceptUnvalidated) { |
| 2881 | return; |
| 2882 | } |
Lorenzo Colitti | 9be58c5 | 2016-09-15 14:02:29 +0900 | [diff] [blame] | 2883 | showValidationNotification(nai, NotificationType.NO_INTERNET); |
| 2884 | } |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2885 | |
Lorenzo Colitti | 9be58c5 | 2016-09-15 14:02:29 +0900 | [diff] [blame] | 2886 | private void handleNetworkUnvalidated(NetworkAgentInfo nai) { |
| 2887 | NetworkCapabilities nc = nai.networkCapabilities; |
| 2888 | if (DBG) log("handleNetworkUnvalidated " + nai.name() + " cap=" + nc); |
Lorenzo Colitti | f6673d0 | 2015-05-21 16:17:05 +0900 | [diff] [blame] | 2889 | |
Erik Kline | 065ab6e | 2016-10-02 18:02:14 +0900 | [diff] [blame] | 2890 | if (nc.hasTransport(NetworkCapabilities.TRANSPORT_WIFI) && |
Lorenzo Colitti | 58ebe1c | 2017-01-24 09:41:36 +0900 | [diff] [blame] | 2891 | mMultinetworkPolicyTracker.shouldNotifyWifiUnvalidated()) { |
Lorenzo Colitti | 9be58c5 | 2016-09-15 14:02:29 +0900 | [diff] [blame] | 2892 | showValidationNotification(nai, NotificationType.LOST_INTERNET); |
| 2893 | } |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2894 | } |
| 2895 | |
Jeff Sharkey | 4c628eb | 2012-07-23 13:19:46 -0700 | [diff] [blame] | 2896 | private class InternalHandler extends Handler { |
| 2897 | public InternalHandler(Looper looper) { |
| 2898 | super(looper); |
| 2899 | } |
| 2900 | |
| 2901 | @Override |
| 2902 | public void handleMessage(Message msg) { |
Jeff Sharkey | 4c628eb | 2012-07-23 13:19:46 -0700 | [diff] [blame] | 2903 | switch (msg.what) { |
Robert Greenwalt | 2771181 | 2014-06-25 16:45:57 -0700 | [diff] [blame] | 2904 | case EVENT_EXPIRE_NET_TRANSITION_WAKELOCK: |
Sreeram Ramachandran | b1486ae | 2013-08-27 11:41:19 -0700 | [diff] [blame] | 2905 | case EVENT_CLEAR_NET_TRANSITION_WAKELOCK: { |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2906 | String causedBy = null; |
| 2907 | synchronized (ConnectivityService.this) { |
| 2908 | if (msg.arg1 == mNetTransitionWakeLockSerialNumber && |
| 2909 | mNetTransitionWakeLock.isHeld()) { |
| 2910 | mNetTransitionWakeLock.release(); |
| 2911 | causedBy = mNetTransitionWakeLockCausedBy; |
Robert Greenwalt | 2771181 | 2014-06-25 16:45:57 -0700 | [diff] [blame] | 2912 | } else { |
| 2913 | break; |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2914 | } |
| 2915 | } |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 2916 | if (VDBG) { |
| 2917 | if (msg.what == EVENT_EXPIRE_NET_TRANSITION_WAKELOCK) { |
| 2918 | log("Failed to find a new network - expiring NetTransition Wakelock"); |
| 2919 | } else { |
| 2920 | log("NetTransition Wakelock (" + |
| 2921 | (causedBy == null ? "unknown" : causedBy) + |
| 2922 | " cleared because we found a replacement network"); |
| 2923 | } |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 2924 | } |
Robert Greenwalt | 057d5e9 | 2010-09-09 14:05:10 -0700 | [diff] [blame] | 2925 | break; |
Sreeram Ramachandran | b1486ae | 2013-08-27 11:41:19 -0700 | [diff] [blame] | 2926 | } |
Sreeram Ramachandran | b1486ae | 2013-08-27 11:41:19 -0700 | [diff] [blame] | 2927 | case EVENT_APPLY_GLOBAL_HTTP_PROXY: { |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 2928 | handleDeprecatedGlobalHttpProxy(); |
Robert Greenwalt | d55a6b4 | 2011-03-25 13:09:25 -0700 | [diff] [blame] | 2929 | break; |
| 2930 | } |
Jason Monk | decd295 | 2013-10-10 14:02:51 -0400 | [diff] [blame] | 2931 | case EVENT_PROXY_HAS_CHANGED: { |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 2932 | handleApplyDefaultProxy((ProxyInfo)msg.obj); |
Jason Monk | decd295 | 2013-10-10 14:02:51 -0400 | [diff] [blame] | 2933 | break; |
| 2934 | } |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 2935 | case EVENT_REGISTER_NETWORK_FACTORY: { |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 2936 | handleRegisterNetworkFactory((NetworkFactoryInfo)msg.obj); |
| 2937 | break; |
| 2938 | } |
| 2939 | case EVENT_UNREGISTER_NETWORK_FACTORY: { |
| 2940 | handleUnregisterNetworkFactory((Messenger)msg.obj); |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 2941 | break; |
| 2942 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 2943 | case EVENT_REGISTER_NETWORK_AGENT: { |
| 2944 | handleRegisterNetworkAgent((NetworkAgentInfo)msg.obj); |
| 2945 | break; |
| 2946 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2947 | case EVENT_REGISTER_NETWORK_REQUEST: |
| 2948 | case EVENT_REGISTER_NETWORK_LISTENER: { |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 2949 | handleRegisterNetworkRequest((NetworkRequestInfo) msg.obj); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2950 | break; |
| 2951 | } |
Paul Jensen | 694f2b8 | 2015-06-17 14:15:39 -0400 | [diff] [blame] | 2952 | case EVENT_REGISTER_NETWORK_REQUEST_WITH_INTENT: |
| 2953 | case EVENT_REGISTER_NETWORK_LISTENER_WITH_INTENT: { |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 2954 | handleRegisterNetworkRequestWithIntent(msg); |
| 2955 | break; |
| 2956 | } |
Erik Kline | 3841a48 | 2015-11-25 12:49:38 +0900 | [diff] [blame] | 2957 | case EVENT_TIMEOUT_NETWORK_REQUEST: { |
| 2958 | NetworkRequestInfo nri = (NetworkRequestInfo) msg.obj; |
| 2959 | handleTimedOutNetworkRequest(nri); |
| 2960 | break; |
| 2961 | } |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 2962 | case EVENT_RELEASE_NETWORK_REQUEST_WITH_INTENT: { |
| 2963 | handleReleaseNetworkRequestWithIntent((PendingIntent) msg.obj, msg.arg1); |
| 2964 | break; |
| 2965 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2966 | case EVENT_RELEASE_NETWORK_REQUEST: { |
Paul Jensen | 7ecb42f | 2014-05-16 14:31:12 -0400 | [diff] [blame] | 2967 | handleReleaseNetworkRequest((NetworkRequest) msg.obj, msg.arg1); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 2968 | break; |
| 2969 | } |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2970 | case EVENT_SET_ACCEPT_UNVALIDATED: { |
| 2971 | handleSetAcceptUnvalidated((Network) msg.obj, msg.arg1 != 0, msg.arg2 != 0); |
| 2972 | break; |
| 2973 | } |
Lorenzo Colitti | 165c51c | 2016-09-19 01:00:19 +0900 | [diff] [blame] | 2974 | case EVENT_SET_AVOID_UNVALIDATED: { |
| 2975 | handleSetAvoidUnvalidated((Network) msg.obj); |
| 2976 | break; |
| 2977 | } |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 2978 | case EVENT_PROMPT_UNVALIDATED: { |
| 2979 | handlePromptUnvalidated((Network) msg.obj); |
| 2980 | break; |
| 2981 | } |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 2982 | case EVENT_CONFIGURE_MOBILE_DATA_ALWAYS_ON: { |
| 2983 | handleMobileDataAlwaysOn(); |
| 2984 | break; |
| 2985 | } |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 2986 | case EVENT_REQUEST_LINKPROPERTIES: |
| 2987 | handleRequestLinkProperties((NetworkRequest) msg.obj, msg.arg1); |
| 2988 | break; |
| 2989 | case EVENT_REQUEST_NETCAPABILITIES: |
| 2990 | handleRequestNetworkCapabilities((NetworkRequest) msg.obj, msg.arg1); |
| 2991 | break; |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 2992 | // Sent by KeepaliveTracker to process an app request on the state machine thread. |
| 2993 | case NetworkAgent.CMD_START_PACKET_KEEPALIVE: { |
| 2994 | mKeepaliveTracker.handleStartKeepalive(msg); |
| 2995 | break; |
| 2996 | } |
| 2997 | // Sent by KeepaliveTracker to process an app request on the state machine thread. |
| 2998 | case NetworkAgent.CMD_STOP_PACKET_KEEPALIVE: { |
| 2999 | NetworkAgentInfo nai = getNetworkAgentInfoForNetwork((Network) msg.obj); |
| 3000 | int slot = msg.arg1; |
| 3001 | int reason = msg.arg2; |
| 3002 | mKeepaliveTracker.handleStopKeepalive(nai, slot, reason); |
| 3003 | break; |
| 3004 | } |
Robert Greenwalt | fb68f8f | 2014-08-13 13:43:32 -0700 | [diff] [blame] | 3005 | case EVENT_SYSTEM_READY: { |
| 3006 | for (NetworkAgentInfo nai : mNetworkAgentInfos.values()) { |
| 3007 | nai.networkMonitor.systemReady = true; |
| 3008 | } |
| 3009 | break; |
| 3010 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3011 | } |
| 3012 | } |
| 3013 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 3014 | |
| 3015 | // javadoc from interface |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3016 | @Override |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 3017 | public int tether(String iface) { |
Robert Greenwalt | edb4766 | 2014-09-16 17:54:19 -0700 | [diff] [blame] | 3018 | ConnectivityManager.enforceTetherChangePermission(mContext); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 3019 | if (isTetheringSupported()) { |
Felipe Leme | 70c8b9b | 2016-04-25 14:41:31 -0700 | [diff] [blame] | 3020 | final int status = mTethering.tether(iface); |
Felipe Leme | 70c8b9b | 2016-04-25 14:41:31 -0700 | [diff] [blame] | 3021 | return status; |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 3022 | } else { |
| 3023 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 3024 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 3025 | } |
| 3026 | |
| 3027 | // javadoc from interface |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3028 | @Override |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 3029 | public int untether(String iface) { |
Robert Greenwalt | edb4766 | 2014-09-16 17:54:19 -0700 | [diff] [blame] | 3030 | ConnectivityManager.enforceTetherChangePermission(mContext); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 3031 | |
| 3032 | if (isTetheringSupported()) { |
Felipe Leme | 70c8b9b | 2016-04-25 14:41:31 -0700 | [diff] [blame] | 3033 | final int status = mTethering.untether(iface); |
Felipe Leme | 70c8b9b | 2016-04-25 14:41:31 -0700 | [diff] [blame] | 3034 | return status; |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 3035 | } else { |
| 3036 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 3037 | } |
| 3038 | } |
| 3039 | |
| 3040 | // javadoc from interface |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3041 | @Override |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 3042 | public int getLastTetherError(String iface) { |
| 3043 | enforceTetherAccessPermission(); |
| 3044 | |
| 3045 | if (isTetheringSupported()) { |
| 3046 | return mTethering.getLastTetherError(iface); |
| 3047 | } else { |
| 3048 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 3049 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 3050 | } |
| 3051 | |
| 3052 | // TODO - proper iface API for selection by property, inspection, etc |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3053 | @Override |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 3054 | public String[] getTetherableUsbRegexs() { |
| 3055 | enforceTetherAccessPermission(); |
| 3056 | if (isTetheringSupported()) { |
| 3057 | return mTethering.getTetherableUsbRegexs(); |
| 3058 | } else { |
| 3059 | return new String[0]; |
| 3060 | } |
| 3061 | } |
| 3062 | |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3063 | @Override |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 3064 | public String[] getTetherableWifiRegexs() { |
| 3065 | enforceTetherAccessPermission(); |
| 3066 | if (isTetheringSupported()) { |
| 3067 | return mTethering.getTetherableWifiRegexs(); |
| 3068 | } else { |
| 3069 | return new String[0]; |
| 3070 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 3071 | } |
| 3072 | |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3073 | @Override |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 3074 | public String[] getTetherableBluetoothRegexs() { |
| 3075 | enforceTetherAccessPermission(); |
| 3076 | if (isTetheringSupported()) { |
| 3077 | return mTethering.getTetherableBluetoothRegexs(); |
| 3078 | } else { |
| 3079 | return new String[0]; |
| 3080 | } |
| 3081 | } |
| 3082 | |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3083 | @Override |
Mike Lockwood | 6c2260b | 2011-07-19 13:04:47 -0700 | [diff] [blame] | 3084 | public int setUsbTethering(boolean enable) { |
Robert Greenwalt | edb4766 | 2014-09-16 17:54:19 -0700 | [diff] [blame] | 3085 | ConnectivityManager.enforceTetherChangePermission(mContext); |
Mike Lockwood | 6c2260b | 2011-07-19 13:04:47 -0700 | [diff] [blame] | 3086 | if (isTetheringSupported()) { |
| 3087 | return mTethering.setUsbTethering(enable); |
| 3088 | } else { |
| 3089 | return ConnectivityManager.TETHER_ERROR_UNSUPPORTED; |
| 3090 | } |
| 3091 | } |
| 3092 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 3093 | // TODO - move iface listing, queries, etc to new module |
| 3094 | // javadoc from interface |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3095 | @Override |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 3096 | public String[] getTetherableIfaces() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 3097 | enforceTetherAccessPermission(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 3098 | return mTethering.getTetherableIfaces(); |
| 3099 | } |
| 3100 | |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3101 | @Override |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 3102 | public String[] getTetheredIfaces() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 3103 | enforceTetherAccessPermission(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 3104 | return mTethering.getTetheredIfaces(); |
| 3105 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 3106 | |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3107 | @Override |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 3108 | public String[] getTetheringErroredIfaces() { |
| 3109 | enforceTetherAccessPermission(); |
| 3110 | return mTethering.getErroredIfaces(); |
| 3111 | } |
| 3112 | |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3113 | @Override |
Robert Greenwalt | 9c7e2c2 | 2014-06-23 14:53:42 -0700 | [diff] [blame] | 3114 | public String[] getTetheredDhcpRanges() { |
| 3115 | enforceConnectivityInternalPermission(); |
| 3116 | return mTethering.getTetheredDhcpRanges(); |
| 3117 | } |
| 3118 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 3119 | // if ro.tether.denied = true we default to no tethering |
| 3120 | // gservices could set the secure setting to 1 though to enable it on a build where it |
| 3121 | // had previously been turned off. |
Jeremy Klein | aaa20ad | 2016-01-29 12:06:33 -0800 | [diff] [blame] | 3122 | @Override |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 3123 | public boolean isTetheringSupported() { |
| 3124 | enforceTetherAccessPermission(); |
| 3125 | int defaultVal = (SystemProperties.get("ro.tether.denied").equals("true") ? 0 : 1); |
Jeff Brown | bf6f6f9 | 2012-09-25 15:03:20 -0700 | [diff] [blame] | 3126 | boolean tetherEnabledInSettings = (Settings.Global.getInt(mContext.getContentResolver(), |
Julia Reynolds | fc6b2a0 | 2014-06-24 10:56:55 -0400 | [diff] [blame] | 3127 | Settings.Global.TETHER_SUPPORTED, defaultVal) != 0) |
| 3128 | && !mUserManager.hasUserRestriction(UserManager.DISALLOW_CONFIG_TETHERING); |
Jeremy Klein | aaa20ad | 2016-01-29 12:06:33 -0800 | [diff] [blame] | 3129 | return tetherEnabledInSettings && mUserManager.isAdminUser() && |
Erik Kline | d781fba | 2017-01-23 13:01:58 +0900 | [diff] [blame] | 3130 | mTethering.hasTetherableConfiguration(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 3131 | } |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 3132 | |
Jeremy Klein | aaa20ad | 2016-01-29 12:06:33 -0800 | [diff] [blame] | 3133 | @Override |
Jeremy Klein | 36c7aa0 | 2016-01-22 14:11:45 -0800 | [diff] [blame] | 3134 | public void startTethering(int type, ResultReceiver receiver, |
| 3135 | boolean showProvisioningUi) { |
| 3136 | ConnectivityManager.enforceTetherChangePermission(mContext); |
| 3137 | if (!isTetheringSupported()) { |
| 3138 | receiver.send(ConnectivityManager.TETHER_ERROR_UNSUPPORTED, null); |
| 3139 | return; |
| 3140 | } |
| 3141 | mTethering.startTethering(type, receiver, showProvisioningUi); |
| 3142 | } |
| 3143 | |
Jeremy Klein | aaa20ad | 2016-01-29 12:06:33 -0800 | [diff] [blame] | 3144 | @Override |
Jeremy Klein | 36c7aa0 | 2016-01-22 14:11:45 -0800 | [diff] [blame] | 3145 | public void stopTethering(int type) { |
| 3146 | ConnectivityManager.enforceTetherChangePermission(mContext); |
| 3147 | mTethering.stopTethering(type); |
| 3148 | } |
| 3149 | |
Robert Greenwalt | 17c3e0f | 2014-07-02 09:59:16 -0700 | [diff] [blame] | 3150 | // Called when we lose the default network and have no replacement yet. |
| 3151 | // This will automatically be cleared after X seconds or a new default network |
| 3152 | // becomes CONNECTED, whichever happens first. The timer is started by the |
| 3153 | // first caller and not restarted by subsequent callers. |
| 3154 | private void requestNetworkTransitionWakelock(String forWhom) { |
Robert Greenwalt | 2771181 | 2014-06-25 16:45:57 -0700 | [diff] [blame] | 3155 | int serialNum = 0; |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 3156 | synchronized (this) { |
| 3157 | if (mNetTransitionWakeLock.isHeld()) return; |
Robert Greenwalt | 2771181 | 2014-06-25 16:45:57 -0700 | [diff] [blame] | 3158 | serialNum = ++mNetTransitionWakeLockSerialNumber; |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 3159 | mNetTransitionWakeLock.acquire(); |
| 3160 | mNetTransitionWakeLockCausedBy = forWhom; |
| 3161 | } |
| 3162 | mHandler.sendMessageDelayed(mHandler.obtainMessage( |
Robert Greenwalt | 2771181 | 2014-06-25 16:45:57 -0700 | [diff] [blame] | 3163 | EVENT_EXPIRE_NET_TRANSITION_WAKELOCK, serialNum, 0), |
Robert Greenwalt | 14f2ef4 | 2010-06-15 12:19:37 -0700 | [diff] [blame] | 3164 | mNetTransitionWakeLockTimeout); |
| 3165 | return; |
| 3166 | } |
Robert Greenwalt | ca4306c | 2010-09-09 13:15:32 -0700 | [diff] [blame] | 3167 | |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 3168 | // 100 percent is full good, 0 is full bad. |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3169 | @Override |
Robert Greenwalt | d7085fc | 2010-09-08 15:24:47 -0700 | [diff] [blame] | 3170 | public void reportInetCondition(int networkType, int percentage) { |
Robert Greenwalt | bf4eed7 | 2014-08-06 21:32:18 -0700 | [diff] [blame] | 3171 | NetworkAgentInfo nai = mLegacyTypeTracker.getNetworkForType(networkType); |
Lorenzo Colitti | 0831f66 | 2015-02-11 07:39:20 +0900 | [diff] [blame] | 3172 | if (nai == null) return; |
Paul Jensen | bfd17b7 | 2015-04-07 12:43:13 -0400 | [diff] [blame] | 3173 | reportNetworkConnectivity(nai.network, percentage > 50); |
Robert Greenwalt | 8dcc28b | 2010-09-23 10:05:56 -0700 | [diff] [blame] | 3174 | } |
| 3175 | |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3176 | @Override |
Paul Jensen | bfd17b7 | 2015-04-07 12:43:13 -0400 | [diff] [blame] | 3177 | public void reportNetworkConnectivity(Network network, boolean hasConnectivity) { |
Paul Jensen | 7ccd3df | 2014-08-29 09:54:01 -0400 | [diff] [blame] | 3178 | enforceAccessPermission(); |
| 3179 | enforceInternetPermission(); |
| 3180 | |
Paul Jensen | bfd17b7 | 2015-04-07 12:43:13 -0400 | [diff] [blame] | 3181 | NetworkAgentInfo nai; |
| 3182 | if (network == null) { |
| 3183 | nai = getDefaultNetwork(); |
| 3184 | } else { |
| 3185 | nai = getNetworkAgentInfoForNetwork(network); |
| 3186 | } |
Paul Jensen | 4e8050e | 2015-06-25 10:28:34 -0400 | [diff] [blame] | 3187 | if (nai == null || nai.networkInfo.getState() == NetworkInfo.State.DISCONNECTING || |
| 3188 | nai.networkInfo.getState() == NetworkInfo.State.DISCONNECTED) { |
| 3189 | return; |
| 3190 | } |
Paul Jensen | bfd17b7 | 2015-04-07 12:43:13 -0400 | [diff] [blame] | 3191 | // Revalidate if the app report does not match our current validated state. |
| 3192 | if (hasConnectivity == nai.lastValidated) return; |
| 3193 | final int uid = Binder.getCallingUid(); |
| 3194 | if (DBG) { |
| 3195 | log("reportNetworkConnectivity(" + nai.network.netId + ", " + hasConnectivity + |
| 3196 | ") by " + uid); |
| 3197 | } |
Paul Jensen | 7ccd3df | 2014-08-29 09:54:01 -0400 | [diff] [blame] | 3198 | synchronized (nai) { |
Robin Lee | 585e248 | 2016-05-01 23:00:00 +0100 | [diff] [blame] | 3199 | // Validating a network that has not yet connected could result in a call to |
| 3200 | // rematchNetworkAndRequests() which is not meant to work on such networks. |
| 3201 | if (!nai.everConnected) return; |
Paul Jensen | c8b9a74 | 2014-09-30 15:37:41 -0400 | [diff] [blame] | 3202 | |
Jeff Sharkey | 1b6519b | 2016-04-28 15:33:18 -0600 | [diff] [blame] | 3203 | if (isNetworkWithLinkPropertiesBlocked(nai.linkProperties, uid, false)) return; |
Paul Jensen | 7ccd3df | 2014-08-29 09:54:01 -0400 | [diff] [blame] | 3204 | |
| 3205 | nai.networkMonitor.sendMessage(NetworkMonitor.CMD_FORCE_REEVALUATION, uid); |
| 3206 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 3207 | } |
| 3208 | |
Paul Jensen | cee9b51 | 2015-05-06 07:32:40 -0400 | [diff] [blame] | 3209 | private ProxyInfo getDefaultProxy() { |
Robert Greenwalt | e436e4f | 2013-02-22 14:57:00 -0800 | [diff] [blame] | 3210 | // this information is already available as a world read/writable jvm property |
| 3211 | // so this API change wouldn't have a benifit. It also breaks the passing |
| 3212 | // of proxy info to all the JVMs. |
| 3213 | // enforceAccessPermission(); |
Robert Greenwalt | 00e8d4c | 2013-04-05 17:14:19 -0700 | [diff] [blame] | 3214 | synchronized (mProxyLock) { |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 3215 | ProxyInfo ret = mGlobalProxy; |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 3216 | if ((ret == null) && !mDefaultProxyDisabled) ret = mDefaultProxy; |
| 3217 | return ret; |
Chia-chi Yeh | 4c12a47 | 2011-10-03 15:34:04 -0700 | [diff] [blame] | 3218 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3219 | } |
| 3220 | |
Lorenzo Colitti | 1866028 | 2016-07-04 12:55:44 +0900 | [diff] [blame] | 3221 | @Override |
Paul Jensen | cee9b51 | 2015-05-06 07:32:40 -0400 | [diff] [blame] | 3222 | public ProxyInfo getProxyForNetwork(Network network) { |
| 3223 | if (network == null) return getDefaultProxy(); |
| 3224 | final ProxyInfo globalProxy = getGlobalProxy(); |
| 3225 | if (globalProxy != null) return globalProxy; |
| 3226 | if (!NetworkUtils.queryUserAccess(Binder.getCallingUid(), network.netId)) return null; |
| 3227 | // Don't call getLinkProperties() as it requires ACCESS_NETWORK_STATE permission, which |
| 3228 | // caller may not have. |
| 3229 | final NetworkAgentInfo nai = getNetworkAgentInfoForNetwork(network); |
| 3230 | if (nai == null) return null; |
| 3231 | synchronized (nai) { |
| 3232 | final ProxyInfo proxyInfo = nai.linkProperties.getHttpProxy(); |
| 3233 | if (proxyInfo == null) return null; |
| 3234 | return new ProxyInfo(proxyInfo); |
| 3235 | } |
| 3236 | } |
| 3237 | |
Paul Jensen | e0bef71 | 2014-12-10 15:12:18 -0500 | [diff] [blame] | 3238 | // Convert empty ProxyInfo's to null as null-checks are used to determine if proxies are present |
| 3239 | // (e.g. if mGlobalProxy==null fall back to network-specific proxy, if network-specific |
| 3240 | // proxy is null then there is no proxy in place). |
| 3241 | private ProxyInfo canonicalizeProxyInfo(ProxyInfo proxy) { |
| 3242 | if (proxy != null && TextUtils.isEmpty(proxy.getHost()) |
| 3243 | && (proxy.getPacFileUrl() == null || Uri.EMPTY.equals(proxy.getPacFileUrl()))) { |
| 3244 | proxy = null; |
| 3245 | } |
| 3246 | return proxy; |
| 3247 | } |
| 3248 | |
| 3249 | // ProxyInfo equality function with a couple modifications over ProxyInfo.equals() to make it |
| 3250 | // better for determining if a new proxy broadcast is necessary: |
| 3251 | // 1. Canonicalize empty ProxyInfos to null so an empty proxy compares equal to null so as to |
| 3252 | // avoid unnecessary broadcasts. |
| 3253 | // 2. Make sure all parts of the ProxyInfo's compare true, including the host when a PAC URL |
| 3254 | // is in place. This is important so legacy PAC resolver (see com.android.proxyhandler) |
| 3255 | // changes aren't missed. The legacy PAC resolver pretends to be a simple HTTP proxy but |
| 3256 | // actually uses the PAC to resolve; this results in ProxyInfo's with PAC URL, host and port |
| 3257 | // all set. |
| 3258 | private boolean proxyInfoEqual(ProxyInfo a, ProxyInfo b) { |
| 3259 | a = canonicalizeProxyInfo(a); |
| 3260 | b = canonicalizeProxyInfo(b); |
| 3261 | // ProxyInfo.equals() doesn't check hosts when PAC URLs are present, but we need to check |
| 3262 | // hosts even when PAC URLs are present to account for the legacy PAC resolver. |
| 3263 | return Objects.equals(a, b) && (a == null || Objects.equals(a.getHost(), b.getHost())); |
| 3264 | } |
| 3265 | |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 3266 | public void setGlobalProxy(ProxyInfo proxyProperties) { |
Robert Greenwalt | a9bebc2 | 2013-04-10 15:32:18 -0700 | [diff] [blame] | 3267 | enforceConnectivityInternalPermission(); |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 3268 | |
Robert Greenwalt | 00e8d4c | 2013-04-05 17:14:19 -0700 | [diff] [blame] | 3269 | synchronized (mProxyLock) { |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3270 | if (proxyProperties == mGlobalProxy) return; |
| 3271 | if (proxyProperties != null && proxyProperties.equals(mGlobalProxy)) return; |
| 3272 | if (mGlobalProxy != null && mGlobalProxy.equals(proxyProperties)) return; |
| 3273 | |
| 3274 | String host = ""; |
| 3275 | int port = 0; |
| 3276 | String exclList = ""; |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 3277 | String pacFileUrl = ""; |
| 3278 | if (proxyProperties != null && (!TextUtils.isEmpty(proxyProperties.getHost()) || |
Geoffrey Borggaard | 79adc95 | 2014-11-20 14:35:32 -0500 | [diff] [blame] | 3279 | !Uri.EMPTY.equals(proxyProperties.getPacFileUrl()))) { |
Raj Mamadgi | 92d02491 | 2013-11-11 13:52:58 -0800 | [diff] [blame] | 3280 | if (!proxyProperties.isValid()) { |
| 3281 | if (DBG) |
| 3282 | log("Invalid proxy properties, ignoring: " + proxyProperties.toString()); |
| 3283 | return; |
| 3284 | } |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 3285 | mGlobalProxy = new ProxyInfo(proxyProperties); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3286 | host = mGlobalProxy.getHost(); |
| 3287 | port = mGlobalProxy.getPort(); |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 3288 | exclList = mGlobalProxy.getExclusionListAsString(); |
Geoffrey Borggaard | 79adc95 | 2014-11-20 14:35:32 -0500 | [diff] [blame] | 3289 | if (!Uri.EMPTY.equals(proxyProperties.getPacFileUrl())) { |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 3290 | pacFileUrl = proxyProperties.getPacFileUrl().toString(); |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 3291 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3292 | } else { |
| 3293 | mGlobalProxy = null; |
| 3294 | } |
| 3295 | ContentResolver res = mContext.getContentResolver(); |
Robert Greenwalt | a9bebc2 | 2013-04-10 15:32:18 -0700 | [diff] [blame] | 3296 | final long token = Binder.clearCallingIdentity(); |
| 3297 | try { |
| 3298 | Settings.Global.putString(res, Settings.Global.GLOBAL_HTTP_PROXY_HOST, host); |
| 3299 | Settings.Global.putInt(res, Settings.Global.GLOBAL_HTTP_PROXY_PORT, port); |
| 3300 | Settings.Global.putString(res, Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST, |
| 3301 | exclList); |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 3302 | Settings.Global.putString(res, Settings.Global.GLOBAL_HTTP_PROXY_PAC, pacFileUrl); |
Robert Greenwalt | a9bebc2 | 2013-04-10 15:32:18 -0700 | [diff] [blame] | 3303 | } finally { |
| 3304 | Binder.restoreCallingIdentity(token); |
| 3305 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3306 | |
Jason Monk | cf0f97a | 2014-10-02 15:39:38 -0400 | [diff] [blame] | 3307 | if (mGlobalProxy == null) { |
| 3308 | proxyProperties = mDefaultProxy; |
| 3309 | } |
| 3310 | sendProxyBroadcast(proxyProperties); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3311 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3312 | } |
| 3313 | |
Robert Greenwalt | b7090d6 | 2010-12-02 11:31:00 -0800 | [diff] [blame] | 3314 | private void loadGlobalProxy() { |
| 3315 | ContentResolver res = mContext.getContentResolver(); |
Jeff Sharkey | 625239a | 2012-09-26 22:03:49 -0700 | [diff] [blame] | 3316 | String host = Settings.Global.getString(res, Settings.Global.GLOBAL_HTTP_PROXY_HOST); |
| 3317 | int port = Settings.Global.getInt(res, Settings.Global.GLOBAL_HTTP_PROXY_PORT, 0); |
| 3318 | String exclList = Settings.Global.getString(res, |
| 3319 | Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST); |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 3320 | String pacFileUrl = Settings.Global.getString(res, Settings.Global.GLOBAL_HTTP_PROXY_PAC); |
| 3321 | if (!TextUtils.isEmpty(host) || !TextUtils.isEmpty(pacFileUrl)) { |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 3322 | ProxyInfo proxyProperties; |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 3323 | if (!TextUtils.isEmpty(pacFileUrl)) { |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 3324 | proxyProperties = new ProxyInfo(pacFileUrl); |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 3325 | } else { |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 3326 | proxyProperties = new ProxyInfo(host, port, exclList); |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 3327 | } |
Raj Mamadgi | 92d02491 | 2013-11-11 13:52:58 -0800 | [diff] [blame] | 3328 | if (!proxyProperties.isValid()) { |
| 3329 | if (DBG) log("Invalid proxy properties, ignoring: " + proxyProperties.toString()); |
| 3330 | return; |
| 3331 | } |
| 3332 | |
Robert Greenwalt | 00e8d4c | 2013-04-05 17:14:19 -0700 | [diff] [blame] | 3333 | synchronized (mProxyLock) { |
Robert Greenwalt | b7090d6 | 2010-12-02 11:31:00 -0800 | [diff] [blame] | 3334 | mGlobalProxy = proxyProperties; |
| 3335 | } |
| 3336 | } |
| 3337 | } |
| 3338 | |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 3339 | public ProxyInfo getGlobalProxy() { |
Robert Greenwalt | e436e4f | 2013-02-22 14:57:00 -0800 | [diff] [blame] | 3340 | // this information is already available as a world read/writable jvm property |
| 3341 | // so this API change wouldn't have a benifit. It also breaks the passing |
| 3342 | // of proxy info to all the JVMs. |
| 3343 | // enforceAccessPermission(); |
Robert Greenwalt | 00e8d4c | 2013-04-05 17:14:19 -0700 | [diff] [blame] | 3344 | synchronized (mProxyLock) { |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3345 | return mGlobalProxy; |
| 3346 | } |
| 3347 | } |
| 3348 | |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 3349 | private void handleApplyDefaultProxy(ProxyInfo proxy) { |
Jason Monk | 602b232 | 2013-07-03 17:04:33 -0400 | [diff] [blame] | 3350 | if (proxy != null && TextUtils.isEmpty(proxy.getHost()) |
Geoffrey Borggaard | 79adc95 | 2014-11-20 14:35:32 -0500 | [diff] [blame] | 3351 | && Uri.EMPTY.equals(proxy.getPacFileUrl())) { |
Chia-chi Yeh | 4c12a47 | 2011-10-03 15:34:04 -0700 | [diff] [blame] | 3352 | proxy = null; |
| 3353 | } |
Robert Greenwalt | 00e8d4c | 2013-04-05 17:14:19 -0700 | [diff] [blame] | 3354 | synchronized (mProxyLock) { |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3355 | if (mDefaultProxy != null && mDefaultProxy.equals(proxy)) return; |
Robert Greenwalt | 00e8d4c | 2013-04-05 17:14:19 -0700 | [diff] [blame] | 3356 | if (mDefaultProxy == proxy) return; // catches repeated nulls |
Robert Greenwalt | a8dae99 | 2013-11-18 09:43:59 -0800 | [diff] [blame] | 3357 | if (proxy != null && !proxy.isValid()) { |
Raj Mamadgi | 92d02491 | 2013-11-11 13:52:58 -0800 | [diff] [blame] | 3358 | if (DBG) log("Invalid proxy properties, ignoring: " + proxy.toString()); |
| 3359 | return; |
| 3360 | } |
Jason Monk | 56cf1ab | 2014-04-28 14:57:27 -0400 | [diff] [blame] | 3361 | |
| 3362 | // This call could be coming from the PacManager, containing the port of the local |
| 3363 | // proxy. If this new proxy matches the global proxy then copy this proxy to the |
| 3364 | // global (to get the correct local port), and send a broadcast. |
| 3365 | // TODO: Switch PacManager to have its own message to send back rather than |
| 3366 | // reusing EVENT_HAS_CHANGED_PROXY and this call to handleApplyDefaultProxy. |
Geoffrey Borggaard | 79adc95 | 2014-11-20 14:35:32 -0500 | [diff] [blame] | 3367 | if ((mGlobalProxy != null) && (proxy != null) |
| 3368 | && (!Uri.EMPTY.equals(proxy.getPacFileUrl())) |
Jason Monk | 56cf1ab | 2014-04-28 14:57:27 -0400 | [diff] [blame] | 3369 | && proxy.getPacFileUrl().equals(mGlobalProxy.getPacFileUrl())) { |
| 3370 | mGlobalProxy = proxy; |
| 3371 | sendProxyBroadcast(mGlobalProxy); |
| 3372 | return; |
| 3373 | } |
Chia-chi Yeh | 4c12a47 | 2011-10-03 15:34:04 -0700 | [diff] [blame] | 3374 | mDefaultProxy = proxy; |
| 3375 | |
Robert Greenwalt | 00e8d4c | 2013-04-05 17:14:19 -0700 | [diff] [blame] | 3376 | if (mGlobalProxy != null) return; |
Chia-chi Yeh | 4c12a47 | 2011-10-03 15:34:04 -0700 | [diff] [blame] | 3377 | if (!mDefaultProxyDisabled) { |
| 3378 | sendProxyBroadcast(proxy); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3379 | } |
| 3380 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3381 | } |
| 3382 | |
Paul Jensen | e0bef71 | 2014-12-10 15:12:18 -0500 | [diff] [blame] | 3383 | // If the proxy has changed from oldLp to newLp, resend proxy broadcast with default proxy. |
| 3384 | // This method gets called when any network changes proxy, but the broadcast only ever contains |
| 3385 | // the default proxy (even if it hasn't changed). |
| 3386 | // TODO: Deprecate the broadcast extras as they aren't necessarily applicable in a multi-network |
| 3387 | // world where an app might be bound to a non-default network. |
| 3388 | private void updateProxy(LinkProperties newLp, LinkProperties oldLp, NetworkAgentInfo nai) { |
| 3389 | ProxyInfo newProxyInfo = newLp == null ? null : newLp.getHttpProxy(); |
| 3390 | ProxyInfo oldProxyInfo = oldLp == null ? null : oldLp.getHttpProxy(); |
| 3391 | |
| 3392 | if (!proxyInfoEqual(newProxyInfo, oldProxyInfo)) { |
| 3393 | sendProxyBroadcast(getDefaultProxy()); |
| 3394 | } |
| 3395 | } |
| 3396 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3397 | private void handleDeprecatedGlobalHttpProxy() { |
Jeff Sharkey | 625239a | 2012-09-26 22:03:49 -0700 | [diff] [blame] | 3398 | String proxy = Settings.Global.getString(mContext.getContentResolver(), |
| 3399 | Settings.Global.HTTP_PROXY); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3400 | if (!TextUtils.isEmpty(proxy)) { |
| 3401 | String data[] = proxy.split(":"); |
Andreas Huber | 7b8e1ea | 2013-05-28 15:17:37 -0700 | [diff] [blame] | 3402 | if (data.length == 0) { |
| 3403 | return; |
| 3404 | } |
| 3405 | |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3406 | String proxyHost = data[0]; |
| 3407 | int proxyPort = 8080; |
| 3408 | if (data.length > 1) { |
| 3409 | try { |
| 3410 | proxyPort = Integer.parseInt(data[1]); |
| 3411 | } catch (NumberFormatException e) { |
| 3412 | return; |
| 3413 | } |
| 3414 | } |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 3415 | ProxyInfo p = new ProxyInfo(data[0], proxyPort, ""); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3416 | setGlobalProxy(p); |
| 3417 | } |
| 3418 | } |
| 3419 | |
Jason Monk | 207900c | 2014-04-25 15:00:09 -0400 | [diff] [blame] | 3420 | private void sendProxyBroadcast(ProxyInfo proxy) { |
| 3421 | if (proxy == null) proxy = new ProxyInfo("", 0, ""); |
Jason Monk | 6f8a68f | 2013-08-23 19:21:25 -0400 | [diff] [blame] | 3422 | if (mPacManager.setCurrentProxyScriptUrl(proxy)) return; |
Robert Greenwalt | 58d4c59 | 2011-08-02 17:18:41 -0700 | [diff] [blame] | 3423 | if (DBG) log("sending Proxy Broadcast for " + proxy); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3424 | Intent intent = new Intent(Proxy.PROXY_CHANGE_ACTION); |
Stan Chesnutt | b35d67a | 2011-01-06 11:00:19 -0800 | [diff] [blame] | 3425 | intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING | |
| 3426 | Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3427 | intent.putExtra(Proxy.EXTRA_PROXY_INFO, proxy); |
Dianne Hackborn | fd8bf5c | 2012-09-04 18:48:37 -0700 | [diff] [blame] | 3428 | final long ident = Binder.clearCallingIdentity(); |
| 3429 | try { |
| 3430 | mContext.sendStickyBroadcastAsUser(intent, UserHandle.ALL); |
| 3431 | } finally { |
| 3432 | Binder.restoreCallingIdentity(ident); |
| 3433 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3434 | } |
| 3435 | |
| 3436 | private static class SettingsObserver extends ContentObserver { |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 3437 | final private HashMap<Uri, Integer> mUriEventMap; |
| 3438 | final private Context mContext; |
| 3439 | final private Handler mHandler; |
| 3440 | |
| 3441 | SettingsObserver(Context context, Handler handler) { |
| 3442 | super(null); |
| 3443 | mUriEventMap = new HashMap<Uri, Integer>(); |
| 3444 | mContext = context; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3445 | mHandler = handler; |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3446 | } |
| 3447 | |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 3448 | void observe(Uri uri, int what) { |
| 3449 | mUriEventMap.put(uri, what); |
| 3450 | final ContentResolver resolver = mContext.getContentResolver(); |
| 3451 | resolver.registerContentObserver(uri, false, this); |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3452 | } |
| 3453 | |
| 3454 | @Override |
| 3455 | public void onChange(boolean selfChange) { |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 3456 | Slog.wtf(TAG, "Should never be reached."); |
| 3457 | } |
| 3458 | |
| 3459 | @Override |
| 3460 | public void onChange(boolean selfChange, Uri uri) { |
| 3461 | final Integer what = mUriEventMap.get(uri); |
| 3462 | if (what != null) { |
| 3463 | mHandler.obtainMessage(what.intValue()).sendToTarget(); |
| 3464 | } else { |
| 3465 | loge("No matching event to send for URI=" + uri); |
| 3466 | } |
Robert Greenwalt | 434203a | 2010-10-11 16:00:27 -0700 | [diff] [blame] | 3467 | } |
| 3468 | } |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 3469 | |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 3470 | private static void log(String s) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 3471 | Slog.d(TAG, s); |
| 3472 | } |
| 3473 | |
Jeff Sharkey | fb878b6 | 2012-07-26 18:32:30 -0700 | [diff] [blame] | 3474 | private static void loge(String s) { |
Wink Saville | ed9c02b | 2010-12-03 12:01:38 -0800 | [diff] [blame] | 3475 | Slog.e(TAG, s); |
| 3476 | } |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 3477 | |
Jeff Sharkey | c006f1a | 2011-05-19 17:12:49 -0700 | [diff] [blame] | 3478 | private static <T> T checkNotNull(T value, String message) { |
| 3479 | if (value == null) { |
| 3480 | throw new NullPointerException(message); |
| 3481 | } |
| 3482 | return value; |
| 3483 | } |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 3484 | |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 3485 | /** |
Jeff Davidson | 11008a7 | 2014-11-20 13:12:46 -0800 | [diff] [blame] | 3486 | * Prepare for a VPN application. |
Robin Lee | 3b3dd94 | 2015-05-12 18:14:58 +0100 | [diff] [blame] | 3487 | * VPN permissions are checked in the {@link Vpn} class. If the caller is not {@code userId}, |
| 3488 | * {@link android.Manifest.permission.INTERACT_ACROSS_USERS_FULL} permission is required. |
| 3489 | * |
| 3490 | * @param oldPackage Package name of the application which currently controls VPN, which will |
| 3491 | * be replaced. If there is no such application, this should should either be |
| 3492 | * {@code null} or {@link VpnConfig.LEGACY_VPN}. |
| 3493 | * @param newPackage Package name of the application which should gain control of VPN, or |
| 3494 | * {@code null} to disable. |
| 3495 | * @param userId User for whom to prepare the new VPN. |
| 3496 | * |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 3497 | * @hide |
| 3498 | */ |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 3499 | @Override |
Robin Lee | 3b3dd94 | 2015-05-12 18:14:58 +0100 | [diff] [blame] | 3500 | public boolean prepareVpn(@Nullable String oldPackage, @Nullable String newPackage, |
| 3501 | int userId) { |
| 3502 | enforceCrossUserPermission(userId); |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 3503 | throwIfLockdownEnabled(); |
Robin Lee | 3b3dd94 | 2015-05-12 18:14:58 +0100 | [diff] [blame] | 3504 | |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3505 | synchronized(mVpns) { |
Robin Lee | 4728345 | 2015-06-01 10:57:03 -0700 | [diff] [blame] | 3506 | Vpn vpn = mVpns.get(userId); |
| 3507 | if (vpn != null) { |
| 3508 | return vpn.prepare(oldPackage, newPackage); |
| 3509 | } else { |
| 3510 | return false; |
| 3511 | } |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3512 | } |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 3513 | } |
| 3514 | |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 3515 | /** |
Robin Lee | 3b3dd94 | 2015-05-12 18:14:58 +0100 | [diff] [blame] | 3516 | * Set whether the VPN package has the ability to launch VPNs without user intervention. |
| 3517 | * This method is used by system-privileged apps. |
| 3518 | * VPN permissions are checked in the {@link Vpn} class. If the caller is not {@code userId}, |
| 3519 | * {@link android.Manifest.permission.INTERACT_ACROSS_USERS_FULL} permission is required. |
| 3520 | * |
| 3521 | * @param packageName The package for which authorization state should change. |
| 3522 | * @param userId User for whom {@code packageName} is installed. |
| 3523 | * @param authorized {@code true} if this app should be able to start a VPN connection without |
| 3524 | * explicit user approval, {@code false} if not. |
| 3525 | * |
Jeff Davidson | 0554260 | 2014-08-11 14:07:27 -0700 | [diff] [blame] | 3526 | * @hide |
| 3527 | */ |
| 3528 | @Override |
Robin Lee | 3b3dd94 | 2015-05-12 18:14:58 +0100 | [diff] [blame] | 3529 | public void setVpnPackageAuthorization(String packageName, int userId, boolean authorized) { |
| 3530 | enforceCrossUserPermission(userId); |
| 3531 | |
Jeff Davidson | 0554260 | 2014-08-11 14:07:27 -0700 | [diff] [blame] | 3532 | synchronized(mVpns) { |
Robin Lee | 4728345 | 2015-06-01 10:57:03 -0700 | [diff] [blame] | 3533 | Vpn vpn = mVpns.get(userId); |
| 3534 | if (vpn != null) { |
| 3535 | vpn.setPackageAuthorization(packageName, authorized); |
| 3536 | } |
Jeff Davidson | 0554260 | 2014-08-11 14:07:27 -0700 | [diff] [blame] | 3537 | } |
| 3538 | } |
| 3539 | |
| 3540 | /** |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 3541 | * Configure a TUN interface and return its file descriptor. Parameters |
| 3542 | * are encoded and opaque to this class. This method is used by VpnBuilder |
Chia-chi Yeh | 2e46764 | 2011-07-04 03:23:12 -0700 | [diff] [blame] | 3543 | * and not available in ConnectivityManager. Permissions are checked in |
| 3544 | * Vpn class. |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 3545 | * @hide |
| 3546 | */ |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 3547 | @Override |
Chia-chi Yeh | 04ba25c | 2011-06-15 17:07:27 -0700 | [diff] [blame] | 3548 | public ParcelFileDescriptor establishVpn(VpnConfig config) { |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 3549 | throwIfLockdownEnabled(); |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3550 | int user = UserHandle.getUserId(Binder.getCallingUid()); |
| 3551 | synchronized(mVpns) { |
| 3552 | return mVpns.get(user).establish(config); |
| 3553 | } |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 3554 | } |
| 3555 | |
Chia-chi Yeh | 77fd485 | 2011-07-02 17:15:00 -0700 | [diff] [blame] | 3556 | /** |
Jeff Sharkey | 82f8521 | 2012-08-24 11:17:25 -0700 | [diff] [blame] | 3557 | * Start legacy VPN, controlling native daemons as needed. Creates a |
| 3558 | * secondary thread to perform connection work, returning quickly. |
Chia-chi Yeh | 77fd485 | 2011-07-02 17:15:00 -0700 | [diff] [blame] | 3559 | */ |
| 3560 | @Override |
Jeff Sharkey | 82f8521 | 2012-08-24 11:17:25 -0700 | [diff] [blame] | 3561 | public void startLegacyVpn(VpnProfile profile) { |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 3562 | throwIfLockdownEnabled(); |
Jeff Sharkey | 82f8521 | 2012-08-24 11:17:25 -0700 | [diff] [blame] | 3563 | final LinkProperties egress = getActiveLinkProperties(); |
| 3564 | if (egress == null) { |
| 3565 | throw new IllegalStateException("Missing active network connection"); |
| 3566 | } |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3567 | int user = UserHandle.getUserId(Binder.getCallingUid()); |
| 3568 | synchronized(mVpns) { |
| 3569 | mVpns.get(user).startLegacyVpn(profile, mKeyStore, egress); |
| 3570 | } |
Chia-chi Yeh | 2e46764 | 2011-07-04 03:23:12 -0700 | [diff] [blame] | 3571 | } |
| 3572 | |
| 3573 | /** |
| 3574 | * Return the information of the ongoing legacy VPN. This method is used |
| 3575 | * by VpnSettings and not available in ConnectivityManager. Permissions |
| 3576 | * are checked in Vpn class. |
Chia-chi Yeh | 2e46764 | 2011-07-04 03:23:12 -0700 | [diff] [blame] | 3577 | */ |
| 3578 | @Override |
Robin Lee | 3eed5ec | 2015-07-07 12:28:13 -0700 | [diff] [blame] | 3579 | public LegacyVpnInfo getLegacyVpnInfo(int userId) { |
| 3580 | enforceCrossUserPermission(userId); |
Hung-ying Tyan | 44c8c5c | 2015-07-29 12:39:21 +0800 | [diff] [blame] | 3581 | |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3582 | synchronized(mVpns) { |
Robin Lee | 3eed5ec | 2015-07-07 12:28:13 -0700 | [diff] [blame] | 3583 | return mVpns.get(userId).getLegacyVpnInfo(); |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3584 | } |
Chia-chi Yeh | 77fd485 | 2011-07-02 17:15:00 -0700 | [diff] [blame] | 3585 | } |
| 3586 | |
Chia-chi Yeh | ff3bdca | 2011-05-23 17:26:46 -0700 | [diff] [blame] | 3587 | /** |
Wenchao Tong | f5ea340 | 2015-03-04 13:26:38 -0800 | [diff] [blame] | 3588 | * Return the information of all ongoing VPNs. This method is used by NetworkStatsService |
| 3589 | * and not available in ConnectivityManager. |
| 3590 | */ |
| 3591 | @Override |
| 3592 | public VpnInfo[] getAllVpnInfo() { |
| 3593 | enforceConnectivityInternalPermission(); |
| 3594 | if (mLockdownEnabled) { |
| 3595 | return new VpnInfo[0]; |
| 3596 | } |
| 3597 | |
| 3598 | synchronized(mVpns) { |
| 3599 | List<VpnInfo> infoList = new ArrayList<>(); |
| 3600 | for (int i = 0; i < mVpns.size(); i++) { |
| 3601 | VpnInfo info = createVpnInfo(mVpns.valueAt(i)); |
| 3602 | if (info != null) { |
| 3603 | infoList.add(info); |
| 3604 | } |
| 3605 | } |
| 3606 | return infoList.toArray(new VpnInfo[infoList.size()]); |
| 3607 | } |
| 3608 | } |
| 3609 | |
| 3610 | /** |
| 3611 | * @return VPN information for accounting, or null if we can't retrieve all required |
| 3612 | * information, e.g primary underlying iface. |
| 3613 | */ |
| 3614 | @Nullable |
| 3615 | private VpnInfo createVpnInfo(Vpn vpn) { |
| 3616 | VpnInfo info = vpn.getVpnInfo(); |
| 3617 | if (info == null) { |
| 3618 | return null; |
| 3619 | } |
| 3620 | Network[] underlyingNetworks = vpn.getUnderlyingNetworks(); |
| 3621 | // see VpnService.setUnderlyingNetworks()'s javadoc about how to interpret |
| 3622 | // the underlyingNetworks list. |
| 3623 | if (underlyingNetworks == null) { |
| 3624 | NetworkAgentInfo defaultNetwork = getDefaultNetwork(); |
| 3625 | if (defaultNetwork != null && defaultNetwork.linkProperties != null) { |
| 3626 | info.primaryUnderlyingIface = getDefaultNetwork().linkProperties.getInterfaceName(); |
| 3627 | } |
| 3628 | } else if (underlyingNetworks.length > 0) { |
| 3629 | LinkProperties linkProperties = getLinkProperties(underlyingNetworks[0]); |
| 3630 | if (linkProperties != null) { |
| 3631 | info.primaryUnderlyingIface = linkProperties.getInterfaceName(); |
| 3632 | } |
| 3633 | } |
| 3634 | return info.primaryUnderlyingIface == null ? null : info; |
| 3635 | } |
| 3636 | |
| 3637 | /** |
Robin Lee | 3b3dd94 | 2015-05-12 18:14:58 +0100 | [diff] [blame] | 3638 | * Returns the information of the ongoing VPN for {@code userId}. This method is used by |
| 3639 | * VpnDialogs and not available in ConnectivityManager. |
Chad Brubaker | bf6ff2c | 2013-07-16 18:59:12 -0700 | [diff] [blame] | 3640 | * Permissions are checked in Vpn class. |
| 3641 | * @hide |
| 3642 | */ |
| 3643 | @Override |
Robin Lee | 3b3dd94 | 2015-05-12 18:14:58 +0100 | [diff] [blame] | 3644 | public VpnConfig getVpnConfig(int userId) { |
| 3645 | enforceCrossUserPermission(userId); |
Chad Brubaker | bf6ff2c | 2013-07-16 18:59:12 -0700 | [diff] [blame] | 3646 | synchronized(mVpns) { |
Robin Lee | 4728345 | 2015-06-01 10:57:03 -0700 | [diff] [blame] | 3647 | Vpn vpn = mVpns.get(userId); |
| 3648 | if (vpn != null) { |
| 3649 | return vpn.getVpnConfig(); |
| 3650 | } else { |
| 3651 | return null; |
| 3652 | } |
Chad Brubaker | bf6ff2c | 2013-07-16 18:59:12 -0700 | [diff] [blame] | 3653 | } |
| 3654 | } |
| 3655 | |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 3656 | @Override |
| 3657 | public boolean updateLockdownVpn() { |
Jeff Sharkey | 3671b1e | 2013-01-31 17:22:26 -0800 | [diff] [blame] | 3658 | if (Binder.getCallingUid() != Process.SYSTEM_UID) { |
| 3659 | Slog.w(TAG, "Lockdown VPN only available to AID_SYSTEM"); |
| 3660 | return false; |
| 3661 | } |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 3662 | |
| 3663 | // Tear down existing lockdown if profile was removed |
| 3664 | mLockdownEnabled = LockdownVpnTracker.isEnabled(); |
| 3665 | if (mLockdownEnabled) { |
sj.cha | 2f73d55 | 2017-01-19 08:48:47 +0900 | [diff] [blame] | 3666 | byte[] profileTag = mKeyStore.get(Credentials.LOCKDOWN_VPN); |
| 3667 | if (profileTag == null) { |
| 3668 | Slog.e(TAG, "Lockdown VPN configured but cannot be read from keystore"); |
| 3669 | return false; |
| 3670 | } |
| 3671 | String profileName = new String(profileTag); |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 3672 | final VpnProfile profile = VpnProfile.decode( |
| 3673 | profileName, mKeyStore.get(Credentials.VPN + profileName)); |
Lorenzo Colitti | 9b23f88 | 2015-10-13 15:21:21 +0900 | [diff] [blame] | 3674 | if (profile == null) { |
| 3675 | Slog.e(TAG, "Lockdown VPN configured invalid profile " + profileName); |
| 3676 | setLockdownTracker(null); |
| 3677 | return true; |
| 3678 | } |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3679 | int user = UserHandle.getUserId(Binder.getCallingUid()); |
| 3680 | synchronized(mVpns) { |
Robin Lee | 18566c1 | 2016-03-14 13:08:48 +0000 | [diff] [blame] | 3681 | Vpn vpn = mVpns.get(user); |
| 3682 | if (vpn == null) { |
| 3683 | Slog.w(TAG, "VPN for user " + user + " not ready yet. Skipping lockdown"); |
| 3684 | return false; |
| 3685 | } |
| 3686 | setLockdownTracker(new LockdownVpnTracker(mContext, mNetd, this, vpn, profile)); |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3687 | } |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 3688 | } else { |
| 3689 | setLockdownTracker(null); |
| 3690 | } |
| 3691 | |
| 3692 | return true; |
| 3693 | } |
| 3694 | |
| 3695 | /** |
| 3696 | * Internally set new {@link LockdownVpnTracker}, shutting down any existing |
| 3697 | * {@link LockdownVpnTracker}. Can be {@code null} to disable lockdown. |
| 3698 | */ |
| 3699 | private void setLockdownTracker(LockdownVpnTracker tracker) { |
| 3700 | // Shutdown any existing tracker |
| 3701 | final LockdownVpnTracker existing = mLockdownTracker; |
| 3702 | mLockdownTracker = null; |
| 3703 | if (existing != null) { |
| 3704 | existing.shutdown(); |
| 3705 | } |
| 3706 | |
| 3707 | try { |
| 3708 | if (tracker != null) { |
| 3709 | mNetd.setFirewallEnabled(true); |
Jeff Sharkey | 812085b | 2013-02-28 16:57:58 -0800 | [diff] [blame] | 3710 | mNetd.setFirewallInterfaceRule("lo", true); |
Jeff Sharkey | 69ddab4 | 2012-08-25 00:05:46 -0700 | [diff] [blame] | 3711 | mLockdownTracker = tracker; |
| 3712 | mLockdownTracker.init(); |
| 3713 | } else { |
| 3714 | mNetd.setFirewallEnabled(false); |
| 3715 | } |
| 3716 | } catch (RemoteException e) { |
| 3717 | // ignored; NMS lives inside system_server |
| 3718 | } |
| 3719 | } |
| 3720 | |
| 3721 | private void throwIfLockdownEnabled() { |
| 3722 | if (mLockdownEnabled) { |
| 3723 | throw new IllegalStateException("Unavailable in lockdown mode"); |
| 3724 | } |
| 3725 | } |
Robert Greenwalt | 665e1ae | 2012-08-21 19:27:00 -0700 | [diff] [blame] | 3726 | |
Robin Lee | 244ce8e | 2016-01-05 18:03:46 +0000 | [diff] [blame] | 3727 | /** |
Robin Lee | 17e6183 | 2016-05-09 13:46:28 +0100 | [diff] [blame] | 3728 | * Starts the always-on VPN {@link VpnService} for user {@param userId}, which should perform |
| 3729 | * some setup and then call {@code establish()} to connect. |
Robin Lee | 244ce8e | 2016-01-05 18:03:46 +0000 | [diff] [blame] | 3730 | * |
Robin Lee | 17e6183 | 2016-05-09 13:46:28 +0100 | [diff] [blame] | 3731 | * @return {@code true} if the service was started, the service was already connected, or there |
| 3732 | * was no always-on VPN to start. {@code false} otherwise. |
Robin Lee | 244ce8e | 2016-01-05 18:03:46 +0000 | [diff] [blame] | 3733 | */ |
Robin Lee | 17e6183 | 2016-05-09 13:46:28 +0100 | [diff] [blame] | 3734 | private boolean startAlwaysOnVpn(int userId) { |
Robin Lee | 17e6183 | 2016-05-09 13:46:28 +0100 | [diff] [blame] | 3735 | synchronized (mVpns) { |
| 3736 | Vpn vpn = mVpns.get(userId); |
| 3737 | if (vpn == null) { |
| 3738 | // Shouldn't happen as all codepaths that point here should have checked the Vpn |
| 3739 | // exists already. |
| 3740 | Slog.wtf(TAG, "User " + userId + " has no Vpn configuration"); |
| 3741 | return false; |
| 3742 | } |
Robin Lee | 244ce8e | 2016-01-05 18:03:46 +0000 | [diff] [blame] | 3743 | |
Robin Lee | 812800c | 2016-05-13 15:38:08 +0100 | [diff] [blame] | 3744 | return vpn.startAlwaysOnVpn(); |
Robin Lee | 244ce8e | 2016-01-05 18:03:46 +0000 | [diff] [blame] | 3745 | } |
| 3746 | } |
| 3747 | |
| 3748 | @Override |
Robin Lee | dc67971 | 2016-05-03 13:23:03 +0100 | [diff] [blame] | 3749 | public boolean setAlwaysOnVpnPackage(int userId, String packageName, boolean lockdown) { |
Robin Lee | 244ce8e | 2016-01-05 18:03:46 +0000 | [diff] [blame] | 3750 | enforceConnectivityInternalPermission(); |
| 3751 | enforceCrossUserPermission(userId); |
| 3752 | |
| 3753 | // Can't set always-on VPN if legacy VPN is already in lockdown mode. |
| 3754 | if (LockdownVpnTracker.isEnabled()) { |
| 3755 | return false; |
| 3756 | } |
| 3757 | |
Robin Lee | 244ce8e | 2016-01-05 18:03:46 +0000 | [diff] [blame] | 3758 | synchronized (mVpns) { |
| 3759 | Vpn vpn = mVpns.get(userId); |
| 3760 | if (vpn == null) { |
| 3761 | Slog.w(TAG, "User " + userId + " has no Vpn configuration"); |
| 3762 | return false; |
| 3763 | } |
Robin Lee | 17e6183 | 2016-05-09 13:46:28 +0100 | [diff] [blame] | 3764 | if (!vpn.setAlwaysOnPackage(packageName, lockdown)) { |
Robin Lee | 244ce8e | 2016-01-05 18:03:46 +0000 | [diff] [blame] | 3765 | return false; |
| 3766 | } |
Robin Lee | 17e6183 | 2016-05-09 13:46:28 +0100 | [diff] [blame] | 3767 | if (!startAlwaysOnVpn(userId)) { |
| 3768 | vpn.setAlwaysOnPackage(null, false); |
Robin Lee | 244ce8e | 2016-01-05 18:03:46 +0000 | [diff] [blame] | 3769 | return false; |
| 3770 | } |
Robin Lee | 17e6183 | 2016-05-09 13:46:28 +0100 | [diff] [blame] | 3771 | |
Robin Lee | 812800c | 2016-05-13 15:38:08 +0100 | [diff] [blame] | 3772 | vpn.saveAlwaysOnPackage(); |
Robin Lee | 244ce8e | 2016-01-05 18:03:46 +0000 | [diff] [blame] | 3773 | } |
| 3774 | return true; |
| 3775 | } |
| 3776 | |
| 3777 | @Override |
| 3778 | public String getAlwaysOnVpnPackage(int userId) { |
| 3779 | enforceConnectivityInternalPermission(); |
| 3780 | enforceCrossUserPermission(userId); |
| 3781 | |
| 3782 | synchronized (mVpns) { |
| 3783 | Vpn vpn = mVpns.get(userId); |
| 3784 | if (vpn == null) { |
| 3785 | Slog.w(TAG, "User " + userId + " has no Vpn configuration"); |
| 3786 | return null; |
| 3787 | } |
| 3788 | return vpn.getAlwaysOnPackage(); |
| 3789 | } |
| 3790 | } |
| 3791 | |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 3792 | @Override |
Wink Saville | 948282b | 2013-08-29 08:55:16 -0700 | [diff] [blame] | 3793 | public int checkMobileProvisioning(int suggestedTimeOutMs) { |
Paul Jensen | 89e0f09 | 2014-09-15 15:59:36 -0400 | [diff] [blame] | 3794 | // TODO: Remove? Any reason to trigger a provisioning check? |
| 3795 | return -1; |
Wink Saville | 948282b | 2013-08-29 08:55:16 -0700 | [diff] [blame] | 3796 | } |
| 3797 | |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 3798 | /** Location to an updatable file listing carrier provisioning urls. |
| 3799 | * An example: |
| 3800 | * |
| 3801 | * <?xml version="1.0" encoding="utf-8"?> |
| 3802 | * <provisioningUrls> |
| 3803 | * <provisioningUrl mcc="310" mnc="4">http://myserver.com/foo?mdn=%3$s&iccid=%1$s&imei=%2$s</provisioningUrl> |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 3804 | * </provisioningUrls> |
| 3805 | */ |
| 3806 | private static final String PROVISIONING_URL_PATH = |
| 3807 | "/data/misc/radio/provisioning_urls.xml"; |
| 3808 | private final File mProvisioningUrlFile = new File(PROVISIONING_URL_PATH); |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 3809 | |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 3810 | /** XML tag for root element. */ |
| 3811 | private static final String TAG_PROVISIONING_URLS = "provisioningUrls"; |
| 3812 | /** XML tag for individual url */ |
| 3813 | private static final String TAG_PROVISIONING_URL = "provisioningUrl"; |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 3814 | /** XML attribute for mcc */ |
| 3815 | private static final String ATTR_MCC = "mcc"; |
| 3816 | /** XML attribute for mnc */ |
| 3817 | private static final String ATTR_MNC = "mnc"; |
| 3818 | |
Paul Jensen | 434dde8 | 2015-06-11 09:43:30 -0400 | [diff] [blame] | 3819 | private String getProvisioningUrlBaseFromFile() { |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 3820 | FileReader fileReader = null; |
| 3821 | XmlPullParser parser = null; |
| 3822 | Configuration config = mContext.getResources().getConfiguration(); |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 3823 | |
| 3824 | try { |
| 3825 | fileReader = new FileReader(mProvisioningUrlFile); |
| 3826 | parser = Xml.newPullParser(); |
| 3827 | parser.setInput(fileReader); |
| 3828 | XmlUtils.beginDocument(parser, TAG_PROVISIONING_URLS); |
| 3829 | |
| 3830 | while (true) { |
| 3831 | XmlUtils.nextElement(parser); |
| 3832 | |
| 3833 | String element = parser.getName(); |
| 3834 | if (element == null) break; |
| 3835 | |
Paul Jensen | 434dde8 | 2015-06-11 09:43:30 -0400 | [diff] [blame] | 3836 | if (element.equals(TAG_PROVISIONING_URL)) { |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 3837 | String mcc = parser.getAttributeValue(null, ATTR_MCC); |
| 3838 | try { |
| 3839 | if (mcc != null && Integer.parseInt(mcc) == config.mcc) { |
| 3840 | String mnc = parser.getAttributeValue(null, ATTR_MNC); |
| 3841 | if (mnc != null && Integer.parseInt(mnc) == config.mnc) { |
| 3842 | parser.next(); |
| 3843 | if (parser.getEventType() == XmlPullParser.TEXT) { |
| 3844 | return parser.getText(); |
| 3845 | } |
| 3846 | } |
| 3847 | } |
| 3848 | } catch (NumberFormatException e) { |
| 3849 | loge("NumberFormatException in getProvisioningUrlBaseFromFile: " + e); |
| 3850 | } |
| 3851 | } |
| 3852 | } |
| 3853 | return null; |
| 3854 | } catch (FileNotFoundException e) { |
| 3855 | loge("Carrier Provisioning Urls file not found"); |
| 3856 | } catch (XmlPullParserException e) { |
| 3857 | loge("Xml parser exception reading Carrier Provisioning Urls file: " + e); |
| 3858 | } catch (IOException e) { |
| 3859 | loge("I/O exception reading Carrier Provisioning Urls file: " + e); |
| 3860 | } finally { |
| 3861 | if (fileReader != null) { |
| 3862 | try { |
| 3863 | fileReader.close(); |
| 3864 | } catch (IOException e) {} |
| 3865 | } |
| 3866 | } |
| 3867 | return null; |
| 3868 | } |
| 3869 | |
Wink Saville | 42d4f08 | 2013-07-20 20:31:59 -0700 | [diff] [blame] | 3870 | @Override |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 3871 | public String getMobileProvisioningUrl() { |
| 3872 | enforceConnectivityInternalPermission(); |
Paul Jensen | 434dde8 | 2015-06-11 09:43:30 -0400 | [diff] [blame] | 3873 | String url = getProvisioningUrlBaseFromFile(); |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 3874 | if (TextUtils.isEmpty(url)) { |
| 3875 | url = mContext.getResources().getString(R.string.mobile_provisioning_url); |
Wink Saville | 42d4f08 | 2013-07-20 20:31:59 -0700 | [diff] [blame] | 3876 | log("getMobileProvisioningUrl: mobile_provisioining_url from resource =" + url); |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 3877 | } else { |
Wink Saville | 42d4f08 | 2013-07-20 20:31:59 -0700 | [diff] [blame] | 3878 | log("getMobileProvisioningUrl: mobile_provisioning_url from File =" + url); |
Robert Greenwalt | e182bfe | 2013-07-16 12:06:09 -0700 | [diff] [blame] | 3879 | } |
Wink Saville | 8cf3560 | 2013-07-10 23:00:07 -0700 | [diff] [blame] | 3880 | // populate the iccid, imei and phone number in the provisioning url. |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 3881 | if (!TextUtils.isEmpty(url)) { |
Wink Saville | 8cf3560 | 2013-07-10 23:00:07 -0700 | [diff] [blame] | 3882 | String phoneNumber = mTelephonyManager.getLine1Number(); |
| 3883 | if (TextUtils.isEmpty(phoneNumber)) { |
| 3884 | phoneNumber = "0000000000"; |
| 3885 | } |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 3886 | url = String.format(url, |
| 3887 | mTelephonyManager.getSimSerialNumber() /* ICCID */, |
| 3888 | mTelephonyManager.getDeviceId() /* IMEI */, |
Wink Saville | 8cf3560 | 2013-07-10 23:00:07 -0700 | [diff] [blame] | 3889 | phoneNumber /* Phone numer */); |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 3890 | } |
| 3891 | |
Wink Saville | ab9321d | 2013-06-29 21:10:57 -0700 | [diff] [blame] | 3892 | return url; |
| 3893 | } |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3894 | |
Wink Saville | 948282b | 2013-08-29 08:55:16 -0700 | [diff] [blame] | 3895 | @Override |
| 3896 | public void setProvisioningNotificationVisible(boolean visible, int networkType, |
Paul Jensen | 89e0f09 | 2014-09-15 15:59:36 -0400 | [diff] [blame] | 3897 | String action) { |
Wink Saville | 948282b | 2013-08-29 08:55:16 -0700 | [diff] [blame] | 3898 | enforceConnectivityInternalPermission(); |
Paul Jensen | 89e0f09 | 2014-09-15 15:59:36 -0400 | [diff] [blame] | 3899 | final long ident = Binder.clearCallingIdentity(); |
| 3900 | try { |
Lorenzo Colitti | 0b59906 | 2016-08-22 22:36:19 +0900 | [diff] [blame] | 3901 | // Concatenate the range of types onto the range of NetIDs. |
| 3902 | int id = MAX_NET_ID + 1 + (networkType - ConnectivityManager.TYPE_NONE); |
| 3903 | mNotifier.setProvNotificationVisible(visible, id, action); |
Paul Jensen | 89e0f09 | 2014-09-15 15:59:36 -0400 | [diff] [blame] | 3904 | } finally { |
| 3905 | Binder.restoreCallingIdentity(ident); |
| 3906 | } |
Wink Saville | 948282b | 2013-08-29 08:55:16 -0700 | [diff] [blame] | 3907 | } |
Wink Saville | 7788c61 | 2013-08-29 14:57:08 -0700 | [diff] [blame] | 3908 | |
Yuhao Zheng | 5cd1a0e | 2013-09-09 17:00:04 -0700 | [diff] [blame] | 3909 | @Override |
| 3910 | public void setAirplaneMode(boolean enable) { |
| 3911 | enforceConnectivityInternalPermission(); |
Yuhao Zheng | 5cd1a0e | 2013-09-09 17:00:04 -0700 | [diff] [blame] | 3912 | final long ident = Binder.clearCallingIdentity(); |
| 3913 | try { |
Yuhao Zheng | 5530e4b | 2013-09-11 09:36:41 -0700 | [diff] [blame] | 3914 | final ContentResolver cr = mContext.getContentResolver(); |
| 3915 | Settings.Global.putInt(cr, Settings.Global.AIRPLANE_MODE_ON, enable ? 1 : 0); |
| 3916 | Intent intent = new Intent(Intent.ACTION_AIRPLANE_MODE_CHANGED); |
| 3917 | intent.putExtra("state", enable); |
xinhe | 98e25fc | 2014-11-17 11:35:01 -0800 | [diff] [blame] | 3918 | mContext.sendBroadcastAsUser(intent, UserHandle.ALL); |
Yuhao Zheng | 5cd1a0e | 2013-09-09 17:00:04 -0700 | [diff] [blame] | 3919 | } finally { |
| 3920 | Binder.restoreCallingIdentity(ident); |
| 3921 | } |
| 3922 | } |
| 3923 | |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3924 | private void onUserStart(int userId) { |
| 3925 | synchronized(mVpns) { |
| 3926 | Vpn userVpn = mVpns.get(userId); |
| 3927 | if (userVpn != null) { |
| 3928 | loge("Starting user already has a VPN"); |
| 3929 | return; |
| 3930 | } |
Paul Jensen | e75b9e3 | 2015-04-06 11:54:53 -0400 | [diff] [blame] | 3931 | userVpn = new Vpn(mHandler.getLooper(), mContext, mNetd, userId); |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3932 | mVpns.put(userId, userVpn); |
Robin Lee | 17e6183 | 2016-05-09 13:46:28 +0100 | [diff] [blame] | 3933 | |
| 3934 | final ContentResolver cr = mContext.getContentResolver(); |
| 3935 | String alwaysOnPackage = Settings.Secure.getStringForUser(cr, |
| 3936 | Settings.Secure.ALWAYS_ON_VPN_APP, userId); |
| 3937 | final boolean alwaysOnLockdown = Settings.Secure.getIntForUser(cr, |
| 3938 | Settings.Secure.ALWAYS_ON_VPN_LOCKDOWN, /* default */ 0, userId) != 0; |
| 3939 | if (alwaysOnPackage != null) { |
| 3940 | userVpn.setAlwaysOnPackage(alwaysOnPackage, alwaysOnLockdown); |
| 3941 | } |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3942 | } |
Robin Lee | 9a5f485 | 2015-12-17 11:42:22 +0000 | [diff] [blame] | 3943 | if (mUserManager.getUserInfo(userId).isPrimary() && LockdownVpnTracker.isEnabled()) { |
| 3944 | updateLockdownVpn(); |
Robin Lee | 9a5f485 | 2015-12-17 11:42:22 +0000 | [diff] [blame] | 3945 | } |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3946 | } |
| 3947 | |
| 3948 | private void onUserStop(int userId) { |
| 3949 | synchronized(mVpns) { |
| 3950 | Vpn userVpn = mVpns.get(userId); |
| 3951 | if (userVpn == null) { |
Amith Yamasani | ad2e4bf | 2016-04-26 14:35:54 -0700 | [diff] [blame] | 3952 | loge("Stopped user has no VPN"); |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3953 | return; |
| 3954 | } |
Robin Lee | 17e6183 | 2016-05-09 13:46:28 +0100 | [diff] [blame] | 3955 | userVpn.onUserStopped(); |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3956 | mVpns.delete(userId); |
| 3957 | } |
| 3958 | } |
| 3959 | |
Fyodor Kupolov | 1c36315 | 2015-09-02 13:27:21 -0700 | [diff] [blame] | 3960 | private void onUserAdded(int userId) { |
| 3961 | synchronized(mVpns) { |
| 3962 | final int vpnsSize = mVpns.size(); |
| 3963 | for (int i = 0; i < vpnsSize; i++) { |
| 3964 | Vpn vpn = mVpns.valueAt(i); |
| 3965 | vpn.onUserAdded(userId); |
| 3966 | } |
| 3967 | } |
| 3968 | } |
| 3969 | |
| 3970 | private void onUserRemoved(int userId) { |
| 3971 | synchronized(mVpns) { |
| 3972 | final int vpnsSize = mVpns.size(); |
| 3973 | for (int i = 0; i < vpnsSize; i++) { |
| 3974 | Vpn vpn = mVpns.valueAt(i); |
| 3975 | vpn.onUserRemoved(userId); |
| 3976 | } |
| 3977 | } |
| 3978 | } |
| 3979 | |
Robin Lee | 89e7a69 | 2016-02-29 14:38:17 +0000 | [diff] [blame] | 3980 | private void onUserUnlocked(int userId) { |
Robin Lee | 9a5f485 | 2015-12-17 11:42:22 +0000 | [diff] [blame] | 3981 | // User present may be sent because of an unlock, which might mean an unlocked keystore. |
| 3982 | if (mUserManager.getUserInfo(userId).isPrimary() && LockdownVpnTracker.isEnabled()) { |
| 3983 | updateLockdownVpn(); |
| 3984 | } else { |
Robin Lee | 17e6183 | 2016-05-09 13:46:28 +0100 | [diff] [blame] | 3985 | startAlwaysOnVpn(userId); |
Robin Lee | 9a5f485 | 2015-12-17 11:42:22 +0000 | [diff] [blame] | 3986 | } |
| 3987 | } |
| 3988 | |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3989 | private BroadcastReceiver mUserIntentReceiver = new BroadcastReceiver() { |
| 3990 | @Override |
| 3991 | public void onReceive(Context context, Intent intent) { |
| 3992 | final String action = intent.getAction(); |
| 3993 | final int userId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, UserHandle.USER_NULL); |
| 3994 | if (userId == UserHandle.USER_NULL) return; |
| 3995 | |
Robin Lee | 323f29d | 2016-05-04 16:38:06 +0100 | [diff] [blame] | 3996 | if (Intent.ACTION_USER_STARTED.equals(action)) { |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3997 | onUserStart(userId); |
Amith Yamasani | ad2e4bf | 2016-04-26 14:35:54 -0700 | [diff] [blame] | 3998 | } else if (Intent.ACTION_USER_STOPPED.equals(action)) { |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 3999 | onUserStop(userId); |
Fyodor Kupolov | 1c36315 | 2015-09-02 13:27:21 -0700 | [diff] [blame] | 4000 | } else if (Intent.ACTION_USER_ADDED.equals(action)) { |
| 4001 | onUserAdded(userId); |
| 4002 | } else if (Intent.ACTION_USER_REMOVED.equals(action)) { |
| 4003 | onUserRemoved(userId); |
Robin Lee | 89e7a69 | 2016-02-29 14:38:17 +0000 | [diff] [blame] | 4004 | } else if (Intent.ACTION_USER_UNLOCKED.equals(action)) { |
| 4005 | onUserUnlocked(userId); |
Chad Brubaker | 4ca19e8 | 2013-06-14 11:16:51 -0700 | [diff] [blame] | 4006 | } |
| 4007 | } |
| 4008 | }; |
Vinit Deshapnde | 1f12cb5 | 2013-08-21 13:09:01 -0700 | [diff] [blame] | 4009 | |
Robin Lee | 95204e0 | 2017-01-27 11:59:22 +0000 | [diff] [blame] | 4010 | private BroadcastReceiver mUserPresentReceiver = new BroadcastReceiver() { |
| 4011 | @Override |
| 4012 | public void onReceive(Context context, Intent intent) { |
| 4013 | // Try creating lockdown tracker, since user present usually means |
| 4014 | // unlocked keystore. |
| 4015 | updateLockdownVpn(); |
| 4016 | mContext.unregisterReceiver(this); |
| 4017 | } |
| 4018 | }; |
| 4019 | |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 4020 | private final HashMap<Messenger, NetworkFactoryInfo> mNetworkFactoryInfos = |
| 4021 | new HashMap<Messenger, NetworkFactoryInfo>(); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4022 | private final HashMap<NetworkRequest, NetworkRequestInfo> mNetworkRequests = |
| 4023 | new HashMap<NetworkRequest, NetworkRequestInfo>(); |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 4024 | |
Paul Jensen | 4e1d3fd | 2016-04-08 13:56:52 -0400 | [diff] [blame] | 4025 | private static final int MAX_NETWORK_REQUESTS_PER_UID = 100; |
| 4026 | // Map from UID to number of NetworkRequests that UID has filed. |
| 4027 | @GuardedBy("mUidToNetworkRequestCount") |
| 4028 | private final SparseIntArray mUidToNetworkRequestCount = new SparseIntArray(); |
| 4029 | |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 4030 | private static class NetworkFactoryInfo { |
| 4031 | public final String name; |
| 4032 | public final Messenger messenger; |
| 4033 | public final AsyncChannel asyncChannel; |
| 4034 | |
| 4035 | public NetworkFactoryInfo(String name, Messenger messenger, AsyncChannel asyncChannel) { |
| 4036 | this.name = name; |
| 4037 | this.messenger = messenger; |
| 4038 | this.asyncChannel = asyncChannel; |
| 4039 | } |
| 4040 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4041 | |
Lorenzo Colitti | 1ec11eb | 2016-07-05 01:22:13 +0900 | [diff] [blame] | 4042 | private void ensureNetworkRequestHasType(NetworkRequest request) { |
| 4043 | if (request.type == NetworkRequest.Type.NONE) { |
| 4044 | throw new IllegalArgumentException( |
| 4045 | "All NetworkRequests in ConnectivityService must have a type"); |
| 4046 | } |
| 4047 | } |
| 4048 | |
Robert Greenwalt | 39fa65a | 2014-07-27 10:56:49 -0700 | [diff] [blame] | 4049 | /** |
| 4050 | * Tracks info about the requester. |
| 4051 | * Also used to notice when the calling process dies so we can self-expire |
| 4052 | */ |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4053 | private class NetworkRequestInfo implements IBinder.DeathRecipient { |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4054 | final NetworkRequest request; |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4055 | final PendingIntent mPendingIntent; |
Jeremy Joslin | 7929484 | 2014-12-03 17:15:28 -0800 | [diff] [blame] | 4056 | boolean mPendingIntentSent; |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4057 | private final IBinder mBinder; |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4058 | final int mPid; |
| 4059 | final int mUid; |
| 4060 | final Messenger messenger; |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4061 | |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 4062 | NetworkRequestInfo(NetworkRequest r, PendingIntent pi) { |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4063 | request = r; |
Lorenzo Colitti | 1ec11eb | 2016-07-05 01:22:13 +0900 | [diff] [blame] | 4064 | ensureNetworkRequestHasType(request); |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4065 | mPendingIntent = pi; |
| 4066 | messenger = null; |
| 4067 | mBinder = null; |
| 4068 | mPid = getCallingPid(); |
| 4069 | mUid = getCallingUid(); |
Paul Jensen | 4e1d3fd | 2016-04-08 13:56:52 -0400 | [diff] [blame] | 4070 | enforceRequestCountLimit(); |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4071 | } |
| 4072 | |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 4073 | NetworkRequestInfo(Messenger m, NetworkRequest r, IBinder binder) { |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4074 | super(); |
| 4075 | messenger = m; |
| 4076 | request = r; |
Lorenzo Colitti | 1ec11eb | 2016-07-05 01:22:13 +0900 | [diff] [blame] | 4077 | ensureNetworkRequestHasType(request); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4078 | mBinder = binder; |
| 4079 | mPid = getCallingPid(); |
| 4080 | mUid = getCallingUid(); |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4081 | mPendingIntent = null; |
Paul Jensen | 4e1d3fd | 2016-04-08 13:56:52 -0400 | [diff] [blame] | 4082 | enforceRequestCountLimit(); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4083 | |
| 4084 | try { |
| 4085 | mBinder.linkToDeath(this, 0); |
| 4086 | } catch (RemoteException e) { |
| 4087 | binderDied(); |
| 4088 | } |
| 4089 | } |
| 4090 | |
Paul Jensen | 4e1d3fd | 2016-04-08 13:56:52 -0400 | [diff] [blame] | 4091 | private void enforceRequestCountLimit() { |
| 4092 | synchronized (mUidToNetworkRequestCount) { |
| 4093 | int networkRequests = mUidToNetworkRequestCount.get(mUid, 0) + 1; |
| 4094 | if (networkRequests >= MAX_NETWORK_REQUESTS_PER_UID) { |
| 4095 | throw new IllegalArgumentException("Too many NetworkRequests filed"); |
| 4096 | } |
| 4097 | mUidToNetworkRequestCount.put(mUid, networkRequests); |
| 4098 | } |
| 4099 | } |
| 4100 | |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4101 | void unlinkDeathRecipient() { |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4102 | if (mBinder != null) { |
| 4103 | mBinder.unlinkToDeath(this, 0); |
| 4104 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4105 | } |
| 4106 | |
| 4107 | public void binderDied() { |
| 4108 | log("ConnectivityService NetworkRequestInfo binderDied(" + |
| 4109 | request + ", " + mBinder + ")"); |
| 4110 | releaseNetworkRequest(request); |
| 4111 | } |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 4112 | |
| 4113 | public String toString() { |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 4114 | return "uid/pid:" + mUid + "/" + mPid + " " + request + |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4115 | (mPendingIntent == null ? "" : " to trigger " + mPendingIntent); |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 4116 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4117 | } |
| 4118 | |
Lorenzo Colitti | 260a36d | 2015-07-08 12:49:04 +0900 | [diff] [blame] | 4119 | private void ensureRequestableCapabilities(NetworkCapabilities networkCapabilities) { |
| 4120 | final String badCapability = networkCapabilities.describeFirstNonRequestableCapability(); |
| 4121 | if (badCapability != null) { |
| 4122 | throw new IllegalArgumentException("Cannot request network with " + badCapability); |
Paul Jensen | bb2e0e9 | 2015-06-16 15:11:58 -0400 | [diff] [blame] | 4123 | } |
| 4124 | } |
| 4125 | |
Erik Kline | 9d598e1 | 2015-07-13 16:37:51 +0900 | [diff] [blame] | 4126 | private ArrayList<Integer> getSignalStrengthThresholds(NetworkAgentInfo nai) { |
Lorenzo Colitti | c3f21f3 | 2015-07-06 23:50:27 +0900 | [diff] [blame] | 4127 | final SortedSet<Integer> thresholds = new TreeSet(); |
| 4128 | synchronized (nai) { |
| 4129 | for (NetworkRequestInfo nri : mNetworkRequests.values()) { |
| 4130 | if (nri.request.networkCapabilities.hasSignalStrength() && |
| 4131 | nai.satisfiesImmutableCapabilitiesOf(nri.request)) { |
| 4132 | thresholds.add(nri.request.networkCapabilities.getSignalStrength()); |
| 4133 | } |
| 4134 | } |
| 4135 | } |
Erik Kline | 9d598e1 | 2015-07-13 16:37:51 +0900 | [diff] [blame] | 4136 | return new ArrayList<Integer>(thresholds); |
Lorenzo Colitti | c3f21f3 | 2015-07-06 23:50:27 +0900 | [diff] [blame] | 4137 | } |
| 4138 | |
Lorenzo Colitti | 6bc0a2b | 2015-09-15 15:56:01 +0900 | [diff] [blame] | 4139 | private void updateSignalStrengthThresholds( |
| 4140 | NetworkAgentInfo nai, String reason, NetworkRequest request) { |
| 4141 | ArrayList<Integer> thresholdsArray = getSignalStrengthThresholds(nai); |
Erik Kline | 9d598e1 | 2015-07-13 16:37:51 +0900 | [diff] [blame] | 4142 | Bundle thresholds = new Bundle(); |
Lorenzo Colitti | 6bc0a2b | 2015-09-15 15:56:01 +0900 | [diff] [blame] | 4143 | thresholds.putIntegerArrayList("thresholds", thresholdsArray); |
| 4144 | |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 4145 | if (VDBG || (DBG && !"CONNECT".equals(reason))) { |
Lorenzo Colitti | 6bc0a2b | 2015-09-15 15:56:01 +0900 | [diff] [blame] | 4146 | String detail; |
| 4147 | if (request != null && request.networkCapabilities.hasSignalStrength()) { |
| 4148 | detail = reason + " " + request.networkCapabilities.getSignalStrength(); |
| 4149 | } else { |
| 4150 | detail = reason; |
| 4151 | } |
| 4152 | log(String.format("updateSignalStrengthThresholds: %s, sending %s to %s", |
| 4153 | detail, Arrays.toString(thresholdsArray.toArray()), nai.name())); |
| 4154 | } |
| 4155 | |
Lorenzo Colitti | c3f21f3 | 2015-07-06 23:50:27 +0900 | [diff] [blame] | 4156 | nai.asyncChannel.sendMessage( |
| 4157 | android.net.NetworkAgent.CMD_SET_SIGNAL_STRENGTH_THRESHOLDS, |
Erik Kline | 9d598e1 | 2015-07-13 16:37:51 +0900 | [diff] [blame] | 4158 | 0, 0, thresholds); |
Lorenzo Colitti | c3f21f3 | 2015-07-06 23:50:27 +0900 | [diff] [blame] | 4159 | } |
| 4160 | |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4161 | @Override |
| 4162 | public NetworkRequest requestNetwork(NetworkCapabilities networkCapabilities, |
Robert Greenwalt | 6078b50 | 2014-06-11 16:05:07 -0700 | [diff] [blame] | 4163 | Messenger messenger, int timeoutMs, IBinder binder, int legacyType) { |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 4164 | final NetworkRequest.Type type = (networkCapabilities == null) |
| 4165 | ? NetworkRequest.Type.TRACK_DEFAULT |
| 4166 | : NetworkRequest.Type.REQUEST; |
Erik Kline | a2d2940 | 2016-03-16 15:31:39 +0900 | [diff] [blame] | 4167 | // If the requested networkCapabilities is null, take them instead from |
| 4168 | // the default network request. This allows callers to keep track of |
| 4169 | // the system default network. |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 4170 | if (type == NetworkRequest.Type.TRACK_DEFAULT) { |
Erik Kline | a2d2940 | 2016-03-16 15:31:39 +0900 | [diff] [blame] | 4171 | networkCapabilities = new NetworkCapabilities(mDefaultRequest.networkCapabilities); |
| 4172 | enforceAccessPermission(); |
| 4173 | } else { |
| 4174 | networkCapabilities = new NetworkCapabilities(networkCapabilities); |
| 4175 | enforceNetworkRequestPermissions(networkCapabilities); |
Lorenzo Colitti | b60570c | 2016-07-01 13:20:10 +0900 | [diff] [blame] | 4176 | // TODO: this is incorrect. We mark the request as metered or not depending on the state |
| 4177 | // of the app when the request is filed, but we never change the request if the app |
| 4178 | // changes network state. http://b/29964605 |
| 4179 | enforceMeteredApnPolicy(networkCapabilities); |
Erik Kline | a2d2940 | 2016-03-16 15:31:39 +0900 | [diff] [blame] | 4180 | } |
Lorenzo Colitti | 260a36d | 2015-07-08 12:49:04 +0900 | [diff] [blame] | 4181 | ensureRequestableCapabilities(networkCapabilities); |
Robert Greenwalt | 39fa65a | 2014-07-27 10:56:49 -0700 | [diff] [blame] | 4182 | |
Etan Cohen | ba07c8c | 2017-02-05 10:42:27 -0800 | [diff] [blame] | 4183 | if (timeoutMs < 0) { |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4184 | throw new IllegalArgumentException("Bad timeout specified"); |
| 4185 | } |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4186 | |
Etan Cohen | ddb9ef0 | 2015-11-18 10:56:15 -0800 | [diff] [blame] | 4187 | if (NetworkCapabilities.MATCH_ALL_REQUESTS_NETWORK_SPECIFIER |
| 4188 | .equals(networkCapabilities.getNetworkSpecifier())) { |
| 4189 | throw new IllegalArgumentException("Invalid network specifier - must not be '" |
| 4190 | + NetworkCapabilities.MATCH_ALL_REQUESTS_NETWORK_SPECIFIER + "'"); |
| 4191 | } |
| 4192 | |
Robert Greenwalt | 39fa65a | 2014-07-27 10:56:49 -0700 | [diff] [blame] | 4193 | NetworkRequest networkRequest = new NetworkRequest(networkCapabilities, legacyType, |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 4194 | nextNetworkRequestId(), type); |
| 4195 | NetworkRequestInfo nri = new NetworkRequestInfo(messenger, networkRequest, binder); |
Erik Kline | 7523eb3 | 2015-07-09 18:24:03 +0900 | [diff] [blame] | 4196 | if (DBG) log("requestNetwork for " + nri); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4197 | |
| 4198 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_REGISTER_NETWORK_REQUEST, nri)); |
Robert Greenwalt | 6078b50 | 2014-06-11 16:05:07 -0700 | [diff] [blame] | 4199 | if (timeoutMs > 0) { |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4200 | mHandler.sendMessageDelayed(mHandler.obtainMessage(EVENT_TIMEOUT_NETWORK_REQUEST, |
Robert Greenwalt | 6078b50 | 2014-06-11 16:05:07 -0700 | [diff] [blame] | 4201 | nri), timeoutMs); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4202 | } |
| 4203 | return networkRequest; |
| 4204 | } |
| 4205 | |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4206 | private void enforceNetworkRequestPermissions(NetworkCapabilities networkCapabilities) { |
Lorenzo Colitti | 76f6779 | 2015-05-14 17:28:27 +0900 | [diff] [blame] | 4207 | if (networkCapabilities.hasCapability(NET_CAPABILITY_NOT_RESTRICTED) == false) { |
Hugo Benichi | 514da60 | 2016-07-19 15:59:27 +0900 | [diff] [blame] | 4208 | enforceConnectivityRestrictedNetworksPermission(); |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4209 | } else { |
| 4210 | enforceChangePermission(); |
| 4211 | } |
| 4212 | } |
| 4213 | |
fenglu | b15e72b | 2015-03-20 11:29:56 -0700 | [diff] [blame] | 4214 | @Override |
fenglu | db57147 | 2015-04-21 17:12:05 -0700 | [diff] [blame] | 4215 | public boolean requestBandwidthUpdate(Network network) { |
fenglu | b15e72b | 2015-03-20 11:29:56 -0700 | [diff] [blame] | 4216 | enforceAccessPermission(); |
| 4217 | NetworkAgentInfo nai = null; |
| 4218 | if (network == null) { |
| 4219 | return false; |
| 4220 | } |
| 4221 | synchronized (mNetworkForNetId) { |
| 4222 | nai = mNetworkForNetId.get(network.netId); |
| 4223 | } |
| 4224 | if (nai != null) { |
| 4225 | nai.asyncChannel.sendMessage(android.net.NetworkAgent.CMD_REQUEST_BANDWIDTH_UPDATE); |
| 4226 | return true; |
| 4227 | } |
| 4228 | return false; |
| 4229 | } |
| 4230 | |
Felipe Leme | ee27cab | 2016-06-20 16:36:29 -0700 | [diff] [blame] | 4231 | private boolean isSystem(int uid) { |
| 4232 | return uid < Process.FIRST_APPLICATION_UID; |
| 4233 | } |
fenglu | b15e72b | 2015-03-20 11:29:56 -0700 | [diff] [blame] | 4234 | |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4235 | private void enforceMeteredApnPolicy(NetworkCapabilities networkCapabilities) { |
Felipe Leme | ee27cab | 2016-06-20 16:36:29 -0700 | [diff] [blame] | 4236 | final int uid = Binder.getCallingUid(); |
| 4237 | if (isSystem(uid)) { |
| 4238 | return; |
| 4239 | } |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4240 | // if UID is restricted, don't allow them to bring up metered APNs |
Lorenzo Colitti | 76f6779 | 2015-05-14 17:28:27 +0900 | [diff] [blame] | 4241 | if (networkCapabilities.hasCapability(NET_CAPABILITY_NOT_METERED) == false) { |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4242 | final int uidRules; |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4243 | synchronized(mRulesLock) { |
| 4244 | uidRules = mUidRules.get(uid, RULE_ALLOW_ALL); |
| 4245 | } |
Felipe Leme | a4aba6e | 2016-05-20 18:04:14 -0700 | [diff] [blame] | 4246 | if (mRestrictBackground && (uidRules & RULE_ALLOW_METERED) == 0 |
| 4247 | && (uidRules & RULE_TEMPORARY_ALLOW_METERED) == 0) { |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4248 | // we could silently fail or we can filter the available nets to only give |
Felipe Leme | d31a97f | 2016-05-06 14:53:50 -0700 | [diff] [blame] | 4249 | // them those they have access to. Chose the more useful option. |
Lorenzo Colitti | 8deb341 | 2015-05-14 17:07:20 +0900 | [diff] [blame] | 4250 | networkCapabilities.addCapability(NET_CAPABILITY_NOT_METERED); |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4251 | } |
| 4252 | } |
| 4253 | } |
| 4254 | |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4255 | @Override |
| 4256 | public NetworkRequest pendingRequestForNetwork(NetworkCapabilities networkCapabilities, |
| 4257 | PendingIntent operation) { |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4258 | checkNotNull(operation, "PendingIntent cannot be null."); |
| 4259 | networkCapabilities = new NetworkCapabilities(networkCapabilities); |
| 4260 | enforceNetworkRequestPermissions(networkCapabilities); |
| 4261 | enforceMeteredApnPolicy(networkCapabilities); |
Lorenzo Colitti | 260a36d | 2015-07-08 12:49:04 +0900 | [diff] [blame] | 4262 | ensureRequestableCapabilities(networkCapabilities); |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4263 | |
| 4264 | NetworkRequest networkRequest = new NetworkRequest(networkCapabilities, TYPE_NONE, |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 4265 | nextNetworkRequestId(), NetworkRequest.Type.REQUEST); |
| 4266 | NetworkRequestInfo nri = new NetworkRequestInfo(networkRequest, operation); |
Erik Kline | 7523eb3 | 2015-07-09 18:24:03 +0900 | [diff] [blame] | 4267 | if (DBG) log("pendingRequest for " + nri); |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4268 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_REGISTER_NETWORK_REQUEST_WITH_INTENT, |
| 4269 | nri)); |
| 4270 | return networkRequest; |
| 4271 | } |
| 4272 | |
Jeremy Joslin | 7929484 | 2014-12-03 17:15:28 -0800 | [diff] [blame] | 4273 | private void releasePendingNetworkRequestWithDelay(PendingIntent operation) { |
| 4274 | mHandler.sendMessageDelayed( |
| 4275 | mHandler.obtainMessage(EVENT_RELEASE_NETWORK_REQUEST_WITH_INTENT, |
| 4276 | getCallingUid(), 0, operation), mReleasePendingIntentDelayMs); |
| 4277 | } |
| 4278 | |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4279 | @Override |
| 4280 | public void releasePendingNetworkRequest(PendingIntent operation) { |
Paul Jensen | 1a81c39 | 2015-05-21 08:15:08 -0400 | [diff] [blame] | 4281 | checkNotNull(operation, "PendingIntent cannot be null."); |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4282 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_RELEASE_NETWORK_REQUEST_WITH_INTENT, |
| 4283 | getCallingUid(), 0, operation)); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4284 | } |
| 4285 | |
Lorenzo Colitti | fa57c48 | 2015-04-22 10:44:49 +0900 | [diff] [blame] | 4286 | // In order to implement the compatibility measure for pre-M apps that call |
| 4287 | // WifiManager.enableNetwork(..., true) without also binding to that network explicitly, |
| 4288 | // WifiManager registers a network listen for the purpose of calling setProcessDefaultNetwork. |
| 4289 | // This ensures it has permission to do so. |
| 4290 | private boolean hasWifiNetworkListenPermission(NetworkCapabilities nc) { |
| 4291 | if (nc == null) { |
| 4292 | return false; |
| 4293 | } |
| 4294 | int[] transportTypes = nc.getTransportTypes(); |
| 4295 | if (transportTypes.length != 1 || transportTypes[0] != NetworkCapabilities.TRANSPORT_WIFI) { |
| 4296 | return false; |
| 4297 | } |
| 4298 | try { |
| 4299 | mContext.enforceCallingOrSelfPermission( |
| 4300 | android.Manifest.permission.ACCESS_WIFI_STATE, |
| 4301 | "ConnectivityService"); |
| 4302 | } catch (SecurityException e) { |
| 4303 | return false; |
| 4304 | } |
| 4305 | return true; |
| 4306 | } |
| 4307 | |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4308 | @Override |
| 4309 | public NetworkRequest listenForNetwork(NetworkCapabilities networkCapabilities, |
| 4310 | Messenger messenger, IBinder binder) { |
Lorenzo Colitti | fa57c48 | 2015-04-22 10:44:49 +0900 | [diff] [blame] | 4311 | if (!hasWifiNetworkListenPermission(networkCapabilities)) { |
| 4312 | enforceAccessPermission(); |
| 4313 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4314 | |
Lorenzo Colitti | fbe9b1a | 2016-07-28 17:14:11 +0900 | [diff] [blame] | 4315 | NetworkCapabilities nc = new NetworkCapabilities(networkCapabilities); |
| 4316 | if (!ConnectivityManager.checkChangePermission(mContext)) { |
| 4317 | // Apps without the CHANGE_NETWORK_STATE permission can't use background networks, so |
| 4318 | // make all their listens include NET_CAPABILITY_FOREGROUND. That way, they will get |
| 4319 | // onLost and onAvailable callbacks when networks move in and out of the background. |
| 4320 | // There is no need to do this for requests because an app without CHANGE_NETWORK_STATE |
| 4321 | // can't request networks. |
| 4322 | nc.addCapability(NET_CAPABILITY_FOREGROUND); |
| 4323 | } |
| 4324 | |
| 4325 | NetworkRequest networkRequest = new NetworkRequest(nc, TYPE_NONE, nextNetworkRequestId(), |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 4326 | NetworkRequest.Type.LISTEN); |
| 4327 | NetworkRequestInfo nri = new NetworkRequestInfo(messenger, networkRequest, binder); |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 4328 | if (VDBG) log("listenForNetwork for " + nri); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4329 | |
| 4330 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_REGISTER_NETWORK_LISTENER, nri)); |
| 4331 | return networkRequest; |
| 4332 | } |
| 4333 | |
| 4334 | @Override |
| 4335 | public void pendingListenForNetwork(NetworkCapabilities networkCapabilities, |
| 4336 | PendingIntent operation) { |
Paul Jensen | 694f2b8 | 2015-06-17 14:15:39 -0400 | [diff] [blame] | 4337 | checkNotNull(operation, "PendingIntent cannot be null."); |
| 4338 | if (!hasWifiNetworkListenPermission(networkCapabilities)) { |
| 4339 | enforceAccessPermission(); |
| 4340 | } |
| 4341 | |
Erik Kline | 7523eb3 | 2015-07-09 18:24:03 +0900 | [diff] [blame] | 4342 | NetworkRequest networkRequest = new NetworkRequest( |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 4343 | new NetworkCapabilities(networkCapabilities), TYPE_NONE, nextNetworkRequestId(), |
| 4344 | NetworkRequest.Type.LISTEN); |
| 4345 | NetworkRequestInfo nri = new NetworkRequestInfo(networkRequest, operation); |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 4346 | if (VDBG) log("pendingListenForNetwork for " + nri); |
Paul Jensen | 694f2b8 | 2015-06-17 14:15:39 -0400 | [diff] [blame] | 4347 | |
| 4348 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_REGISTER_NETWORK_LISTENER, nri)); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4349 | } |
| 4350 | |
Erik Kline | c75d4fa | 2017-02-15 19:59:17 +0900 | [diff] [blame^] | 4351 | // TODO: Delete once callers are updated. |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4352 | @Override |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 4353 | public void requestLinkProperties(NetworkRequest networkRequest) { |
| 4354 | ensureNetworkRequestHasType(networkRequest); |
| 4355 | if (networkRequest.type == NetworkRequest.Type.LISTEN) return; |
| 4356 | mHandler.sendMessage(mHandler.obtainMessage( |
| 4357 | EVENT_REQUEST_LINKPROPERTIES, getCallingUid(), 0, networkRequest)); |
| 4358 | } |
| 4359 | |
Erik Kline | c75d4fa | 2017-02-15 19:59:17 +0900 | [diff] [blame^] | 4360 | // TODO: Delete once callers are updated. |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 4361 | @Override |
| 4362 | public void requestNetworkCapabilities(NetworkRequest networkRequest) { |
| 4363 | ensureNetworkRequestHasType(networkRequest); |
| 4364 | if (networkRequest.type == NetworkRequest.Type.LISTEN) return; |
| 4365 | mHandler.sendMessage(mHandler.obtainMessage( |
| 4366 | EVENT_REQUEST_NETCAPABILITIES, getCallingUid(), 0, networkRequest)); |
| 4367 | } |
| 4368 | |
| 4369 | @Override |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4370 | public void releaseNetworkRequest(NetworkRequest networkRequest) { |
Lorenzo Colitti | 1ec11eb | 2016-07-05 01:22:13 +0900 | [diff] [blame] | 4371 | ensureNetworkRequestHasType(networkRequest); |
Erik Kline | acdd639 | 2016-07-07 16:50:58 +0900 | [diff] [blame] | 4372 | mHandler.sendMessage(mHandler.obtainMessage( |
| 4373 | EVENT_RELEASE_NETWORK_REQUEST, getCallingUid(), 0, networkRequest)); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4374 | } |
| 4375 | |
| 4376 | @Override |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 4377 | public void registerNetworkFactory(Messenger messenger, String name) { |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 4378 | enforceConnectivityInternalPermission(); |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 4379 | NetworkFactoryInfo nfi = new NetworkFactoryInfo(name, messenger, new AsyncChannel()); |
| 4380 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_REGISTER_NETWORK_FACTORY, nfi)); |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 4381 | } |
| 4382 | |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 4383 | private void handleRegisterNetworkFactory(NetworkFactoryInfo nfi) { |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 4384 | if (DBG) log("Got NetworkFactory Messenger for " + nfi.name); |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 4385 | mNetworkFactoryInfos.put(nfi.messenger, nfi); |
| 4386 | nfi.asyncChannel.connect(mContext, mTrackerHandler, nfi.messenger); |
| 4387 | } |
| 4388 | |
| 4389 | @Override |
| 4390 | public void unregisterNetworkFactory(Messenger messenger) { |
| 4391 | enforceConnectivityInternalPermission(); |
| 4392 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_UNREGISTER_NETWORK_FACTORY, messenger)); |
| 4393 | } |
| 4394 | |
| 4395 | private void handleUnregisterNetworkFactory(Messenger messenger) { |
| 4396 | NetworkFactoryInfo nfi = mNetworkFactoryInfos.remove(messenger); |
| 4397 | if (nfi == null) { |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 4398 | loge("Failed to find Messenger in unregisterNetworkFactory"); |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 4399 | return; |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4400 | } |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 4401 | if (DBG) log("unregisterNetworkFactory for " + nfi.name); |
Robert Greenwalt | e049c23 | 2014-04-11 15:53:27 -0700 | [diff] [blame] | 4402 | } |
| 4403 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4404 | /** |
| 4405 | * NetworkAgentInfo supporting a request by requestId. |
| 4406 | * These have already been vetted (their Capabilities satisfy the request) |
| 4407 | * and the are the highest scored network available. |
| 4408 | * the are keyed off the Requests requestId. |
| 4409 | */ |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 4410 | // TODO: Yikes, this is accessed on multiple threads: add synchronization. |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4411 | private final SparseArray<NetworkAgentInfo> mNetworkForRequestId = |
| 4412 | new SparseArray<NetworkAgentInfo>(); |
| 4413 | |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 4414 | // NOTE: Accessed on multiple threads, must be synchronized on itself. |
| 4415 | @GuardedBy("mNetworkForNetId") |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4416 | private final SparseArray<NetworkAgentInfo> mNetworkForNetId = |
| 4417 | new SparseArray<NetworkAgentInfo>(); |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 4418 | // NOTE: Accessed on multiple threads, synchronized with mNetworkForNetId. |
| 4419 | // An entry is first added to mNetIdInUse, prior to mNetworkForNetId, so |
| 4420 | // there may not be a strict 1:1 correlation between the two. |
| 4421 | @GuardedBy("mNetworkForNetId") |
| 4422 | private final SparseBooleanArray mNetIdInUse = new SparseBooleanArray(); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4423 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4424 | // NetworkAgentInfo keyed off its connecting messenger |
| 4425 | // TODO - eval if we can reduce the number of lists/hashmaps/sparsearrays |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 4426 | // NOTE: Only should be accessed on ConnectivityServiceThread, except dump(). |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4427 | private final HashMap<Messenger, NetworkAgentInfo> mNetworkAgentInfos = |
| 4428 | new HashMap<Messenger, NetworkAgentInfo>(); |
| 4429 | |
Lorenzo Colitti | c1a6ce7 | 2016-01-22 04:04:57 +0900 | [diff] [blame] | 4430 | @GuardedBy("mBlockedAppUids") |
| 4431 | private final HashSet<Integer> mBlockedAppUids = new HashSet(); |
| 4432 | |
Paul Jensen | 2c311d6 | 2014-11-17 12:34:51 -0500 | [diff] [blame] | 4433 | // Note: if mDefaultRequest is changed, NetworkMonitor needs to be updated. |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4434 | private final NetworkRequest mDefaultRequest; |
| 4435 | |
Erik Kline | da4bfa8 | 2015-04-30 12:58:40 +0900 | [diff] [blame] | 4436 | // Request used to optionally keep mobile data active even when higher |
| 4437 | // priority networks like Wi-Fi are active. |
| 4438 | private final NetworkRequest mDefaultMobileDataRequest; |
| 4439 | |
Lorenzo Colitti | 403aa26 | 2014-11-28 11:21:30 +0900 | [diff] [blame] | 4440 | private NetworkAgentInfo getDefaultNetwork() { |
| 4441 | return mNetworkForRequestId.get(mDefaultRequest.requestId); |
| 4442 | } |
| 4443 | |
Robert Greenwalt | bf4eed7 | 2014-08-06 21:32:18 -0700 | [diff] [blame] | 4444 | private boolean isDefaultNetwork(NetworkAgentInfo nai) { |
Lorenzo Colitti | 403aa26 | 2014-11-28 11:21:30 +0900 | [diff] [blame] | 4445 | return nai == getDefaultNetwork(); |
Robert Greenwalt | bf4eed7 | 2014-08-06 21:32:18 -0700 | [diff] [blame] | 4446 | } |
| 4447 | |
Lorenzo Colitti | 5526f9c | 2016-08-22 16:46:40 +0900 | [diff] [blame] | 4448 | private boolean isDefaultRequest(NetworkRequestInfo nri) { |
| 4449 | return nri.request.requestId == mDefaultRequest.requestId; |
| 4450 | } |
| 4451 | |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 4452 | public int registerNetworkAgent(Messenger messenger, NetworkInfo networkInfo, |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4453 | LinkProperties linkProperties, NetworkCapabilities networkCapabilities, |
Sreeram Ramachandran | 8cd33ed | 2014-07-23 15:23:15 -0700 | [diff] [blame] | 4454 | int currentScore, NetworkMisc networkMisc) { |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4455 | enforceConnectivityInternalPermission(); |
| 4456 | |
Paul Jensen | 2c311d6 | 2014-11-17 12:34:51 -0500 | [diff] [blame] | 4457 | // TODO: Instead of passing mDefaultRequest, provide an API to determine whether a Network |
| 4458 | // satisfies mDefaultRequest. |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 4459 | final NetworkAgentInfo nai = new NetworkAgentInfo(messenger, new AsyncChannel(), |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 4460 | new Network(reserveNetId()), new NetworkInfo(networkInfo), new LinkProperties( |
| 4461 | linkProperties), new NetworkCapabilities(networkCapabilities), currentScore, |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 4462 | mContext, mTrackerHandler, new NetworkMisc(networkMisc), mDefaultRequest, this); |
Robert Greenwalt | fb68f8f | 2014-08-13 13:43:32 -0700 | [diff] [blame] | 4463 | synchronized (this) { |
| 4464 | nai.networkMonitor.systemReady = mSystemReady; |
| 4465 | } |
Paul Jensen | 0808eb8 | 2016-06-03 13:51:21 -0400 | [diff] [blame] | 4466 | addValidationLogs(nai.networkMonitor.getValidationLogs(), nai.network, |
| 4467 | networkInfo.getExtraInfo()); |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 4468 | if (DBG) log("registerNetworkAgent " + nai); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4469 | mHandler.sendMessage(mHandler.obtainMessage(EVENT_REGISTER_NETWORK_AGENT, nai)); |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 4470 | return nai.network.netId; |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4471 | } |
| 4472 | |
| 4473 | private void handleRegisterNetworkAgent(NetworkAgentInfo na) { |
| 4474 | if (VDBG) log("Got NetworkAgent Messenger"); |
| 4475 | mNetworkAgentInfos.put(na.messenger, na); |
Paul Jensen | 31a94f4 | 2015-02-13 14:18:39 -0500 | [diff] [blame] | 4476 | synchronized (mNetworkForNetId) { |
| 4477 | mNetworkForNetId.put(na.network.netId, na); |
| 4478 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4479 | na.asyncChannel.connect(mContext, mTrackerHandler, na.messenger); |
| 4480 | NetworkInfo networkInfo = na.networkInfo; |
| 4481 | na.networkInfo = null; |
| 4482 | updateNetworkInfo(na, networkInfo); |
| 4483 | } |
| 4484 | |
| 4485 | private void updateLinkProperties(NetworkAgentInfo networkAgent, LinkProperties oldLp) { |
| 4486 | LinkProperties newLp = networkAgent.linkProperties; |
| 4487 | int netId = networkAgent.network.netId; |
| 4488 | |
Lorenzo Colitti | 1df5fa5 | 2014-09-20 13:47:47 +0900 | [diff] [blame] | 4489 | // The NetworkAgentInfo does not know whether clatd is running on its network or not. Before |
| 4490 | // we do anything else, make sure its LinkProperties are accurate. |
Lorenzo Colitti | 9543946 | 2014-10-09 13:44:48 +0900 | [diff] [blame] | 4491 | if (networkAgent.clatd != null) { |
| 4492 | networkAgent.clatd.fixupLinkProperties(oldLp); |
| 4493 | } |
Lorenzo Colitti | 1df5fa5 | 2014-09-20 13:47:47 +0900 | [diff] [blame] | 4494 | |
Paul Jensen | 992f252 | 2014-04-28 10:33:11 -0400 | [diff] [blame] | 4495 | updateInterfaces(newLp, oldLp, netId); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4496 | updateMtu(newLp, oldLp); |
| 4497 | // TODO - figure out what to do for clat |
| 4498 | // for (LinkProperties lp : newLp.getStackedLinks()) { |
| 4499 | // updateMtu(lp, null); |
| 4500 | // } |
Lorenzo Colitti | 1df5fa5 | 2014-09-20 13:47:47 +0900 | [diff] [blame] | 4501 | updateTcpBufferSizes(networkAgent); |
Lorenzo Colitti | 829dfa7 | 2014-11-28 20:07:46 +0900 | [diff] [blame] | 4502 | |
Erik Kline | 9488787 | 2016-04-05 13:30:49 +0900 | [diff] [blame] | 4503 | updateRoutes(newLp, oldLp, netId); |
| 4504 | updateDnses(newLp, oldLp, netId); |
Lorenzo Colitti | 829dfa7 | 2014-11-28 20:07:46 +0900 | [diff] [blame] | 4505 | |
Paul Jensen | 3b75982 | 2014-05-13 11:44:01 -0400 | [diff] [blame] | 4506 | updateClat(newLp, oldLp, networkAgent); |
Paul Jensen | e0bef71 | 2014-12-10 15:12:18 -0500 | [diff] [blame] | 4507 | if (isDefaultNetwork(networkAgent)) { |
| 4508 | handleApplyDefaultProxy(newLp.getHttpProxy()); |
| 4509 | } else { |
| 4510 | updateProxy(newLp, oldLp, networkAgent); |
| 4511 | } |
Robert Greenwalt | a848c1c | 2014-09-30 16:50:07 -0700 | [diff] [blame] | 4512 | // TODO - move this check to cover the whole function |
| 4513 | if (!Objects.equals(newLp, oldLp)) { |
Jeff Davidson | 0b93c5d | 2016-01-20 11:35:38 -0800 | [diff] [blame] | 4514 | notifyIfacesChangedForNetworkStats(); |
Robert Greenwalt | a848c1c | 2014-09-30 16:50:07 -0700 | [diff] [blame] | 4515 | notifyNetworkCallbacks(networkAgent, ConnectivityManager.CALLBACK_IP_CHANGED); |
| 4516 | } |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 4517 | |
| 4518 | mKeepaliveTracker.handleCheckKeepalivesStillValid(networkAgent); |
Paul Jensen | 3b75982 | 2014-05-13 11:44:01 -0400 | [diff] [blame] | 4519 | } |
| 4520 | |
Lorenzo Colitti | 9543946 | 2014-10-09 13:44:48 +0900 | [diff] [blame] | 4521 | private void updateClat(LinkProperties newLp, LinkProperties oldLp, NetworkAgentInfo nai) { |
| 4522 | final boolean wasRunningClat = nai.clatd != null && nai.clatd.isStarted(); |
| 4523 | final boolean shouldRunClat = Nat464Xlat.requiresClat(nai); |
Paul Jensen | 3b75982 | 2014-05-13 11:44:01 -0400 | [diff] [blame] | 4524 | |
Lorenzo Colitti | 1df5fa5 | 2014-09-20 13:47:47 +0900 | [diff] [blame] | 4525 | if (!wasRunningClat && shouldRunClat) { |
Lorenzo Colitti | 9543946 | 2014-10-09 13:44:48 +0900 | [diff] [blame] | 4526 | nai.clatd = new Nat464Xlat(mContext, mNetd, mTrackerHandler, nai); |
| 4527 | nai.clatd.start(); |
Lorenzo Colitti | 1df5fa5 | 2014-09-20 13:47:47 +0900 | [diff] [blame] | 4528 | } else if (wasRunningClat && !shouldRunClat) { |
Lorenzo Colitti | 9543946 | 2014-10-09 13:44:48 +0900 | [diff] [blame] | 4529 | nai.clatd.stop(); |
Paul Jensen | 3b75982 | 2014-05-13 11:44:01 -0400 | [diff] [blame] | 4530 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4531 | } |
Paul Jensen | 992f252 | 2014-04-28 10:33:11 -0400 | [diff] [blame] | 4532 | |
| 4533 | private void updateInterfaces(LinkProperties newLp, LinkProperties oldLp, int netId) { |
| 4534 | CompareResult<String> interfaceDiff = new CompareResult<String>(); |
| 4535 | if (oldLp != null) { |
| 4536 | interfaceDiff = oldLp.compareAllInterfaceNames(newLp); |
| 4537 | } else if (newLp != null) { |
| 4538 | interfaceDiff.added = newLp.getAllInterfaceNames(); |
| 4539 | } |
| 4540 | for (String iface : interfaceDiff.added) { |
| 4541 | try { |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 4542 | if (DBG) log("Adding iface " + iface + " to network " + netId); |
Paul Jensen | 992f252 | 2014-04-28 10:33:11 -0400 | [diff] [blame] | 4543 | mNetd.addInterfaceToNetwork(iface, netId); |
| 4544 | } catch (Exception e) { |
| 4545 | loge("Exception adding interface: " + e); |
| 4546 | } |
| 4547 | } |
| 4548 | for (String iface : interfaceDiff.removed) { |
| 4549 | try { |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 4550 | if (DBG) log("Removing iface " + iface + " from network " + netId); |
Paul Jensen | 992f252 | 2014-04-28 10:33:11 -0400 | [diff] [blame] | 4551 | mNetd.removeInterfaceFromNetwork(iface, netId); |
| 4552 | } catch (Exception e) { |
| 4553 | loge("Exception removing interface: " + e); |
| 4554 | } |
| 4555 | } |
| 4556 | } |
| 4557 | |
Paul Jensen | 5fb2c6ff | 2014-08-06 15:51:33 -0400 | [diff] [blame] | 4558 | /** |
| 4559 | * Have netd update routes from oldLp to newLp. |
| 4560 | * @return true if routes changed between oldLp and newLp |
| 4561 | */ |
| 4562 | private boolean updateRoutes(LinkProperties newLp, LinkProperties oldLp, int netId) { |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4563 | CompareResult<RouteInfo> routeDiff = new CompareResult<RouteInfo>(); |
| 4564 | if (oldLp != null) { |
| 4565 | routeDiff = oldLp.compareAllRoutes(newLp); |
| 4566 | } else if (newLp != null) { |
| 4567 | routeDiff.added = newLp.getAllRoutes(); |
| 4568 | } |
| 4569 | |
| 4570 | // add routes before removing old in case it helps with continuous connectivity |
| 4571 | |
| 4572 | // do this twice, adding non-nexthop routes first, then routes they are dependent on |
| 4573 | for (RouteInfo route : routeDiff.added) { |
| 4574 | if (route.hasGateway()) continue; |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 4575 | if (VDBG) log("Adding Route [" + route + "] to network " + netId); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4576 | try { |
| 4577 | mNetd.addRoute(netId, route); |
| 4578 | } catch (Exception e) { |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 4579 | if ((route.getDestination().getAddress() instanceof Inet4Address) || VDBG) { |
| 4580 | loge("Exception in addRoute for non-gateway: " + e); |
| 4581 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4582 | } |
| 4583 | } |
| 4584 | for (RouteInfo route : routeDiff.added) { |
| 4585 | if (route.hasGateway() == false) continue; |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 4586 | if (VDBG) log("Adding Route [" + route + "] to network " + netId); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4587 | try { |
| 4588 | mNetd.addRoute(netId, route); |
| 4589 | } catch (Exception e) { |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 4590 | if ((route.getGateway() instanceof Inet4Address) || VDBG) { |
| 4591 | loge("Exception in addRoute for gateway: " + e); |
| 4592 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4593 | } |
| 4594 | } |
| 4595 | |
| 4596 | for (RouteInfo route : routeDiff.removed) { |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 4597 | if (VDBG) log("Removing Route [" + route + "] from network " + netId); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4598 | try { |
| 4599 | mNetd.removeRoute(netId, route); |
| 4600 | } catch (Exception e) { |
| 4601 | loge("Exception in removeRoute: " + e); |
| 4602 | } |
| 4603 | } |
Paul Jensen | 5fb2c6ff | 2014-08-06 15:51:33 -0400 | [diff] [blame] | 4604 | return !routeDiff.added.isEmpty() || !routeDiff.removed.isEmpty(); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4605 | } |
Erik Kline | 4136850 | 2015-06-17 13:19:54 +0900 | [diff] [blame] | 4606 | |
Erik Kline | 9488787 | 2016-04-05 13:30:49 +0900 | [diff] [blame] | 4607 | private void updateDnses(LinkProperties newLp, LinkProperties oldLp, int netId) { |
| 4608 | if (oldLp != null && newLp.isIdenticalDnses(oldLp)) { |
| 4609 | return; // no updating necessary |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4610 | } |
Erik Kline | 9488787 | 2016-04-05 13:30:49 +0900 | [diff] [blame] | 4611 | |
| 4612 | Collection<InetAddress> dnses = newLp.getDnsServers(); |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 4613 | if (DBG) log("Setting DNS servers for network " + netId + " to " + dnses); |
Erik Kline | 9488787 | 2016-04-05 13:30:49 +0900 | [diff] [blame] | 4614 | try { |
Pierre Imai | bd8759b | 2016-04-28 17:00:04 +0900 | [diff] [blame] | 4615 | mNetd.setDnsConfigurationForNetwork( |
Erik Kline | 9488787 | 2016-04-05 13:30:49 +0900 | [diff] [blame] | 4616 | netId, NetworkUtils.makeStrings(dnses), newLp.getDomains()); |
| 4617 | } catch (Exception e) { |
Pierre Imai | bd8759b | 2016-04-28 17:00:04 +0900 | [diff] [blame] | 4618 | loge("Exception in setDnsConfigurationForNetwork: " + e); |
Erik Kline | 9488787 | 2016-04-05 13:30:49 +0900 | [diff] [blame] | 4619 | } |
Erik Kline | 9488787 | 2016-04-05 13:30:49 +0900 | [diff] [blame] | 4620 | flushVmDnsCache(); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4621 | } |
| 4622 | |
Lorenzo Colitti | fbe9b1a | 2016-07-28 17:14:11 +0900 | [diff] [blame] | 4623 | private String getNetworkPermission(NetworkCapabilities nc) { |
| 4624 | // TODO: make these permission strings AIDL constants instead. |
| 4625 | if (!nc.hasCapability(NET_CAPABILITY_NOT_RESTRICTED)) { |
| 4626 | return NetworkManagementService.PERMISSION_SYSTEM; |
| 4627 | } |
| 4628 | if (!nc.hasCapability(NET_CAPABILITY_FOREGROUND)) { |
| 4629 | return NetworkManagementService.PERMISSION_NETWORK; |
| 4630 | } |
| 4631 | return null; |
| 4632 | } |
| 4633 | |
Paul Jensen | 3d194ea | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 4634 | /** |
| 4635 | * Update the NetworkCapabilities for {@code networkAgent} to {@code networkCapabilities} |
| 4636 | * augmented with any stateful capabilities implied from {@code networkAgent} |
| 4637 | * (e.g., validated status and captive portal status). |
| 4638 | * |
Hugo Benichi | f15b282 | 2016-09-15 18:18:48 +0900 | [diff] [blame] | 4639 | * @param oldScore score of the network before any of the changes that prompted us |
| 4640 | * to call this function. |
Paul Jensen | e098854 | 2015-06-25 15:30:08 -0400 | [diff] [blame] | 4641 | * @param nai the network having its capabilities updated. |
Paul Jensen | 3d194ea | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 4642 | * @param networkCapabilities the new network capabilities. |
| 4643 | */ |
Hugo Benichi | f15b282 | 2016-09-15 18:18:48 +0900 | [diff] [blame] | 4644 | private void updateCapabilities( |
| 4645 | int oldScore, NetworkAgentInfo nai, NetworkCapabilities networkCapabilities) { |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4646 | if (nai.everConnected && !nai.networkCapabilities.equalImmutableCapabilities( |
| 4647 | networkCapabilities)) { |
| 4648 | Slog.wtf(TAG, "BUG: " + nai + " changed immutable capabilities: " |
| 4649 | + nai.networkCapabilities + " -> " + networkCapabilities); |
| 4650 | } |
| 4651 | |
Paul Jensen | 3d194ea | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 4652 | // Don't modify caller's NetworkCapabilities. |
| 4653 | networkCapabilities = new NetworkCapabilities(networkCapabilities); |
Paul Jensen | e098854 | 2015-06-25 15:30:08 -0400 | [diff] [blame] | 4654 | if (nai.lastValidated) { |
Paul Jensen | 3d194ea | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 4655 | networkCapabilities.addCapability(NET_CAPABILITY_VALIDATED); |
| 4656 | } else { |
| 4657 | networkCapabilities.removeCapability(NET_CAPABILITY_VALIDATED); |
| 4658 | } |
Paul Jensen | e098854 | 2015-06-25 15:30:08 -0400 | [diff] [blame] | 4659 | if (nai.lastCaptivePortalDetected) { |
Paul Jensen | 3d194ea | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 4660 | networkCapabilities.addCapability(NET_CAPABILITY_CAPTIVE_PORTAL); |
| 4661 | } else { |
| 4662 | networkCapabilities.removeCapability(NET_CAPABILITY_CAPTIVE_PORTAL); |
| 4663 | } |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4664 | if (nai.isBackgroundNetwork()) { |
| 4665 | networkCapabilities.removeCapability(NET_CAPABILITY_FOREGROUND); |
| 4666 | } else { |
| 4667 | networkCapabilities.addCapability(NET_CAPABILITY_FOREGROUND); |
| 4668 | } |
| 4669 | |
| 4670 | if (Objects.equals(nai.networkCapabilities, networkCapabilities)) return; |
| 4671 | |
Lorenzo Colitti | fbe9b1a | 2016-07-28 17:14:11 +0900 | [diff] [blame] | 4672 | final String oldPermission = getNetworkPermission(nai.networkCapabilities); |
| 4673 | final String newPermission = getNetworkPermission(networkCapabilities); |
| 4674 | if (!Objects.equals(oldPermission, newPermission) && nai.created && !nai.isVPN()) { |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4675 | try { |
Lorenzo Colitti | fbe9b1a | 2016-07-28 17:14:11 +0900 | [diff] [blame] | 4676 | mNetd.setNetworkPermission(nai.network.netId, newPermission); |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4677 | } catch (RemoteException e) { |
| 4678 | loge("Exception in setNetworkPermission: " + e); |
Paul Jensen | 487ffe7 | 2015-07-24 15:57:11 -0400 | [diff] [blame] | 4679 | } |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4680 | } |
| 4681 | |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4682 | final NetworkCapabilities prevNc = nai.networkCapabilities; |
| 4683 | synchronized (nai) { |
| 4684 | nai.networkCapabilities = networkCapabilities; |
| 4685 | } |
| 4686 | if (nai.getCurrentScore() == oldScore && |
| 4687 | networkCapabilities.equalRequestableCapabilities(prevNc)) { |
| 4688 | // If the requestable capabilities haven't changed, and the score hasn't changed, then |
| 4689 | // the change we're processing can't affect any requests, it can only affect the listens |
| 4690 | // on this network. We might have been called by rematchNetworkAndRequests when a |
| 4691 | // network changed foreground state. |
| 4692 | processListenRequests(nai, true); |
| 4693 | } else { |
| 4694 | // If the requestable capabilities have changed or the score changed, we can't have been |
| 4695 | // called by rematchNetworkAndRequests, so it's safe to start a rematch. |
Paul Jensen | e098854 | 2015-06-25 15:30:08 -0400 | [diff] [blame] | 4696 | rematchAllNetworksAndRequests(nai, oldScore); |
| 4697 | notifyNetworkCallbacks(nai, ConnectivityManager.CALLBACK_CAP_CHANGED); |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 4698 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4699 | } |
| 4700 | |
Paul Jensen | c8b9a74 | 2014-09-30 15:37:41 -0400 | [diff] [blame] | 4701 | private void sendUpdatedScoreToFactories(NetworkAgentInfo nai) { |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 4702 | for (int i = 0; i < nai.numNetworkRequests(); i++) { |
| 4703 | NetworkRequest nr = nai.requestAt(i); |
Paul Jensen | c8b9a74 | 2014-09-30 15:37:41 -0400 | [diff] [blame] | 4704 | // Don't send listening requests to factories. b/17393458 |
Lorenzo Colitti | f4a45f4 | 2016-07-18 18:17:08 +0900 | [diff] [blame] | 4705 | if (nr.isListen()) continue; |
Paul Jensen | c8b9a74 | 2014-09-30 15:37:41 -0400 | [diff] [blame] | 4706 | sendUpdatedScoreToFactories(nr, nai.getCurrentScore()); |
| 4707 | } |
| 4708 | } |
| 4709 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4710 | private void sendUpdatedScoreToFactories(NetworkRequest networkRequest, int score) { |
| 4711 | if (VDBG) log("sending new Min Network Score(" + score + "): " + networkRequest.toString()); |
Robert Greenwalt | a67be03 | 2014-05-16 15:49:14 -0700 | [diff] [blame] | 4712 | for (NetworkFactoryInfo nfi : mNetworkFactoryInfos.values()) { |
Robert Greenwalt | 55691b8 | 2014-05-27 13:20:24 -0700 | [diff] [blame] | 4713 | nfi.asyncChannel.sendMessage(android.net.NetworkFactory.CMD_REQUEST_NETWORK, score, 0, |
| 4714 | networkRequest); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4715 | } |
| 4716 | } |
| 4717 | |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4718 | private void sendPendingIntentForRequest(NetworkRequestInfo nri, NetworkAgentInfo networkAgent, |
| 4719 | int notificationType) { |
Jeremy Joslin | 7929484 | 2014-12-03 17:15:28 -0800 | [diff] [blame] | 4720 | if (notificationType == ConnectivityManager.CALLBACK_AVAILABLE && !nri.mPendingIntentSent) { |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4721 | Intent intent = new Intent(); |
Jeremy Joslin | a68e7d7 | 2014-11-26 14:24:15 -0800 | [diff] [blame] | 4722 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK, networkAgent.network); |
| 4723 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_REQUEST, nri.request); |
Jeremy Joslin | 7929484 | 2014-12-03 17:15:28 -0800 | [diff] [blame] | 4724 | nri.mPendingIntentSent = true; |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4725 | sendIntent(nri.mPendingIntent, intent); |
| 4726 | } |
| 4727 | // else not handled |
| 4728 | } |
| 4729 | |
| 4730 | private void sendIntent(PendingIntent pendingIntent, Intent intent) { |
| 4731 | mPendingIntentWakeLock.acquire(); |
| 4732 | try { |
| 4733 | if (DBG) log("Sending " + pendingIntent); |
| 4734 | pendingIntent.send(mContext, 0, intent, this /* onFinished */, null /* Handler */); |
| 4735 | } catch (PendingIntent.CanceledException e) { |
| 4736 | if (DBG) log(pendingIntent + " was not sent, it had been canceled."); |
| 4737 | mPendingIntentWakeLock.release(); |
| 4738 | releasePendingNetworkRequest(pendingIntent); |
| 4739 | } |
| 4740 | // ...otherwise, mPendingIntentWakeLock.release() gets called by onSendFinished() |
| 4741 | } |
| 4742 | |
| 4743 | @Override |
| 4744 | public void onSendFinished(PendingIntent pendingIntent, Intent intent, int resultCode, |
| 4745 | String resultData, Bundle resultExtras) { |
| 4746 | if (DBG) log("Finished sending " + pendingIntent); |
| 4747 | mPendingIntentWakeLock.release(); |
Jeremy Joslin | 7929484 | 2014-12-03 17:15:28 -0800 | [diff] [blame] | 4748 | // Release with a delay so the receiving client has an opportunity to put in its |
| 4749 | // own request. |
| 4750 | releasePendingNetworkRequestWithDelay(pendingIntent); |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 4751 | } |
| 4752 | |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4753 | private void callCallbackForRequest(NetworkRequestInfo nri, |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 4754 | NetworkAgentInfo networkAgent, int notificationType, int arg1) { |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4755 | if (nri.messenger == null) return; // Default request has no msgr |
Robert Greenwalt | a848c1c | 2014-09-30 16:50:07 -0700 | [diff] [blame] | 4756 | Bundle bundle = new Bundle(); |
| 4757 | bundle.putParcelable(NetworkRequest.class.getSimpleName(), |
| 4758 | new NetworkRequest(nri.request)); |
| 4759 | Message msg = Message.obtain(); |
| 4760 | if (notificationType != ConnectivityManager.CALLBACK_UNAVAIL && |
| 4761 | notificationType != ConnectivityManager.CALLBACK_RELEASED) { |
| 4762 | bundle.putParcelable(Network.class.getSimpleName(), networkAgent.network); |
| 4763 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4764 | switch (notificationType) { |
Robert Greenwalt | a848c1c | 2014-09-30 16:50:07 -0700 | [diff] [blame] | 4765 | case ConnectivityManager.CALLBACK_LOSING: { |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 4766 | msg.arg1 = arg1; |
Robert Greenwalt | a848c1c | 2014-09-30 16:50:07 -0700 | [diff] [blame] | 4767 | break; |
| 4768 | } |
| 4769 | case ConnectivityManager.CALLBACK_CAP_CHANGED: { |
| 4770 | bundle.putParcelable(NetworkCapabilities.class.getSimpleName(), |
| 4771 | new NetworkCapabilities(networkAgent.networkCapabilities)); |
| 4772 | break; |
| 4773 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4774 | case ConnectivityManager.CALLBACK_IP_CHANGED: { |
Robert Greenwalt | a848c1c | 2014-09-30 16:50:07 -0700 | [diff] [blame] | 4775 | bundle.putParcelable(LinkProperties.class.getSimpleName(), |
| 4776 | new LinkProperties(networkAgent.linkProperties)); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4777 | break; |
| 4778 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4779 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4780 | msg.what = notificationType; |
Robert Greenwalt | a848c1c | 2014-09-30 16:50:07 -0700 | [diff] [blame] | 4781 | msg.setData(bundle); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4782 | try { |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 4783 | if (VDBG) { |
| 4784 | log("sending notification " + notifyTypeToName(notificationType) + |
| 4785 | " for " + nri.request); |
| 4786 | } |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4787 | nri.messenger.send(msg); |
| 4788 | } catch (RemoteException e) { |
| 4789 | // may occur naturally in the race of binder death. |
| 4790 | loge("RemoteException caught trying to send a callback msg for " + nri.request); |
| 4791 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4792 | } |
| 4793 | |
Paul Jensen | c8b9a74 | 2014-09-30 15:37:41 -0400 | [diff] [blame] | 4794 | private void teardownUnneededNetwork(NetworkAgentInfo nai) { |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 4795 | if (nai.numRequestNetworkRequests() != 0) { |
| 4796 | for (int i = 0; i < nai.numNetworkRequests(); i++) { |
| 4797 | NetworkRequest nr = nai.requestAt(i); |
| 4798 | // Ignore listening requests. |
Lorenzo Colitti | f4a45f4 | 2016-07-18 18:17:08 +0900 | [diff] [blame] | 4799 | if (nr.isListen()) continue; |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 4800 | loge("Dead network still had at least " + nr); |
| 4801 | break; |
| 4802 | } |
Paul Jensen | c8b9a74 | 2014-09-30 15:37:41 -0400 | [diff] [blame] | 4803 | } |
| 4804 | nai.asyncChannel.disconnect(); |
| 4805 | } |
| 4806 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4807 | private void handleLingerComplete(NetworkAgentInfo oldNetwork) { |
| 4808 | if (oldNetwork == null) { |
| 4809 | loge("Unknown NetworkAgentInfo in handleLingerComplete"); |
| 4810 | return; |
| 4811 | } |
Paul Jensen | c8b9a74 | 2014-09-30 15:37:41 -0400 | [diff] [blame] | 4812 | if (DBG) log("handleLingerComplete for " + oldNetwork.name()); |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 4813 | |
| 4814 | // If we get here it means that the last linger timeout for this network expired. So there |
| 4815 | // must be no other active linger timers, and we must stop lingering. |
| 4816 | oldNetwork.clearLingerState(); |
| 4817 | |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 4818 | if (unneeded(oldNetwork, UnneededFor.TEARDOWN)) { |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4819 | // Tear the network down. |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 4820 | teardownUnneededNetwork(oldNetwork); |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4821 | } else { |
| 4822 | // Put the network in the background. |
Lorenzo Colitti | b8167f6 | 2016-09-15 22:47:08 +0900 | [diff] [blame] | 4823 | updateCapabilities(oldNetwork.getCurrentScore(), oldNetwork, |
| 4824 | oldNetwork.networkCapabilities); |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 4825 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4826 | } |
| 4827 | |
Hugo Benichi | 1654b1d | 2016-05-24 11:50:31 +0900 | [diff] [blame] | 4828 | private void makeDefault(NetworkAgentInfo newNetwork) { |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 4829 | if (DBG) log("Switching to new default network: " + newNetwork); |
Paul Jensen | 27b02b7 | 2014-07-14 12:03:33 -0400 | [diff] [blame] | 4830 | setupDataActivityTracking(newNetwork); |
| 4831 | try { |
| 4832 | mNetd.setDefaultNetId(newNetwork.network.netId); |
| 4833 | } catch (Exception e) { |
| 4834 | loge("Exception setting default network :" + e); |
| 4835 | } |
Lorenzo Colitti | 0cb7903 | 2014-10-15 16:06:07 +0900 | [diff] [blame] | 4836 | notifyLockdownVpn(newNetwork); |
Paul Jensen | 27b02b7 | 2014-07-14 12:03:33 -0400 | [diff] [blame] | 4837 | handleApplyDefaultProxy(newNetwork.linkProperties.getHttpProxy()); |
Robert Greenwalt | 3f05bf4 | 2014-08-06 12:00:25 -0700 | [diff] [blame] | 4838 | updateTcpBufferSizes(newNetwork); |
Paul Jensen | 27b02b7 | 2014-07-14 12:03:33 -0400 | [diff] [blame] | 4839 | } |
| 4840 | |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4841 | private void processListenRequests(NetworkAgentInfo nai, boolean capabilitiesChanged) { |
Lorenzo Colitti | 72bbf48 | 2016-07-20 02:39:22 +0900 | [diff] [blame] | 4842 | // For consistency with previous behaviour, send onLost callbacks before onAvailable. |
| 4843 | for (NetworkRequestInfo nri : mNetworkRequests.values()) { |
| 4844 | NetworkRequest nr = nri.request; |
| 4845 | if (!nr.isListen()) continue; |
| 4846 | if (nai.isSatisfyingRequest(nr.requestId) && !nai.satisfies(nr)) { |
| 4847 | nai.removeRequest(nri.request.requestId); |
| 4848 | callCallbackForRequest(nri, nai, ConnectivityManager.CALLBACK_LOST, 0); |
| 4849 | } |
| 4850 | } |
| 4851 | |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4852 | if (capabilitiesChanged) { |
| 4853 | notifyNetworkCallbacks(nai, ConnectivityManager.CALLBACK_CAP_CHANGED); |
| 4854 | } |
| 4855 | |
Lorenzo Colitti | 72bbf48 | 2016-07-20 02:39:22 +0900 | [diff] [blame] | 4856 | for (NetworkRequestInfo nri : mNetworkRequests.values()) { |
| 4857 | NetworkRequest nr = nri.request; |
| 4858 | if (!nr.isListen()) continue; |
| 4859 | if (nai.satisfies(nr) && !nai.isSatisfyingRequest(nr.requestId)) { |
| 4860 | nai.addRequest(nr); |
Erik Kline | c75d4fa | 2017-02-15 19:59:17 +0900 | [diff] [blame^] | 4861 | notifyNetworkAvailable(nai, nri); |
Lorenzo Colitti | 72bbf48 | 2016-07-20 02:39:22 +0900 | [diff] [blame] | 4862 | } |
| 4863 | } |
| 4864 | } |
| 4865 | |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 4866 | // Handles a network appearing or improving its score. |
| 4867 | // |
| 4868 | // - Evaluates all current NetworkRequests that can be |
| 4869 | // satisfied by newNetwork, and reassigns to newNetwork |
| 4870 | // any such requests for which newNetwork is the best. |
| 4871 | // |
Paul Jensen | b10e37f | 2014-11-25 12:33:08 -0500 | [diff] [blame] | 4872 | // - Lingers any validated Networks that as a result are no longer |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 4873 | // needed. A network is needed if it is the best network for |
| 4874 | // one or more NetworkRequests, or if it is a VPN. |
| 4875 | // |
Paul Jensen | 4b9b2be | 2014-09-26 10:10:22 -0400 | [diff] [blame] | 4876 | // - Tears down newNetwork if it just became validated |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 4877 | // but turns out to be unneeded. |
Paul Jensen | b10e37f | 2014-11-25 12:33:08 -0500 | [diff] [blame] | 4878 | // |
| 4879 | // - If reapUnvalidatedNetworks==REAP, tears down unvalidated |
| 4880 | // networks that have no chance (i.e. even if validated) |
| 4881 | // of becoming the highest scoring network. |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 4882 | // |
| 4883 | // NOTE: This function only adds NetworkRequests that "newNetwork" could satisfy, |
| 4884 | // it does not remove NetworkRequests that other Networks could better satisfy. |
| 4885 | // If you need to handle decreases in score, use {@link rematchAllNetworksAndRequests}. |
| 4886 | // This function should be used when possible instead of {@code rematchAllNetworksAndRequests} |
| 4887 | // as it performs better by a factor of the number of Networks. |
Paul Jensen | 4b9b2be | 2014-09-26 10:10:22 -0400 | [diff] [blame] | 4888 | // |
Paul Jensen | b10e37f | 2014-11-25 12:33:08 -0500 | [diff] [blame] | 4889 | // @param newNetwork is the network to be matched against NetworkRequests. |
Paul Jensen | b10e37f | 2014-11-25 12:33:08 -0500 | [diff] [blame] | 4890 | // @param reapUnvalidatedNetworks indicates if an additional pass over all networks should be |
| 4891 | // performed to tear down unvalidated networks that have no chance (i.e. even if |
| 4892 | // validated) of becoming the highest scoring network. |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 4893 | private void rematchNetworkAndRequests(NetworkAgentInfo newNetwork, |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 4894 | ReapUnvalidatedNetworks reapUnvalidatedNetworks, long now) { |
Robin Lee | 585e248 | 2016-05-01 23:00:00 +0100 | [diff] [blame] | 4895 | if (!newNetwork.everConnected) return; |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 4896 | boolean keep = newNetwork.isVPN(); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4897 | boolean isNewDefault = false; |
Paul Jensen | f4ffaa4 | 2014-12-15 11:56:18 -0500 | [diff] [blame] | 4898 | NetworkAgentInfo oldDefaultNetwork = null; |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4899 | |
| 4900 | final boolean wasBackgroundNetwork = newNetwork.isBackgroundNetwork(); |
| 4901 | final int score = newNetwork.getCurrentScore(); |
| 4902 | |
Robert Greenwalt | a9ebeef | 2015-09-03 16:41:45 -0700 | [diff] [blame] | 4903 | if (VDBG) log("rematching " + newNetwork.name()); |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4904 | |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 4905 | // Find and migrate to this Network any NetworkRequests for |
| 4906 | // which this network is now the best. |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4907 | ArrayList<NetworkAgentInfo> affectedNetworks = new ArrayList<NetworkAgentInfo>(); |
Paul Jensen | 3d91146 | 2015-06-12 06:40:24 -0400 | [diff] [blame] | 4908 | ArrayList<NetworkRequestInfo> addedRequests = new ArrayList<NetworkRequestInfo>(); |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4909 | NetworkCapabilities nc = newNetwork.networkCapabilities; |
| 4910 | if (VDBG) log(" network has: " + nc); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4911 | for (NetworkRequestInfo nri : mNetworkRequests.values()) { |
Lorenzo Colitti | 72bbf48 | 2016-07-20 02:39:22 +0900 | [diff] [blame] | 4912 | // Process requests in the first pass and listens in the second pass. This allows us to |
| 4913 | // change a network's capabilities depending on which requests it has. This is only |
| 4914 | // correct if the change in capabilities doesn't affect whether the network satisfies |
| 4915 | // requests or not, and doesn't affect the network's score. |
| 4916 | if (nri.request.isListen()) continue; |
| 4917 | |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 4918 | final NetworkAgentInfo currentNetwork = mNetworkForRequestId.get(nri.request.requestId); |
| 4919 | final boolean satisfies = newNetwork.satisfies(nri.request); |
| 4920 | if (newNetwork == currentNetwork && satisfies) { |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 4921 | if (VDBG) { |
Robert Greenwalt | e73cc46 | 2014-09-07 16:50:01 -0700 | [diff] [blame] | 4922 | log("Network " + newNetwork.name() + " was already satisfying" + |
| 4923 | " request " + nri.request.requestId + ". No change."); |
| 4924 | } |
Lorenzo Colitti | bce0106 | 2014-05-29 14:05:41 +0900 | [diff] [blame] | 4925 | keep = true; |
| 4926 | continue; |
| 4927 | } |
| 4928 | |
| 4929 | // check if it satisfies the NetworkCapabilities |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4930 | if (VDBG) log(" checking if request is satisfied: " + nri.request); |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 4931 | if (satisfies) { |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4932 | // next check if it's better than any current network we're using for |
| 4933 | // this request |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4934 | if (VDBG) { |
| 4935 | log("currentScore = " + |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 4936 | (currentNetwork != null ? currentNetwork.getCurrentScore() : 0) + |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4937 | ", newScore = " + score); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4938 | } |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4939 | if (currentNetwork == null || currentNetwork.getCurrentScore() < score) { |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 4940 | if (VDBG) log("rematch for " + newNetwork.name()); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4941 | if (currentNetwork != null) { |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 4942 | if (VDBG) log(" accepting network in place of " + currentNetwork.name()); |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 4943 | currentNetwork.removeRequest(nri.request.requestId); |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 4944 | currentNetwork.lingerRequest(nri.request, now, mLingerDelayMs); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4945 | affectedNetworks.add(currentNetwork); |
| 4946 | } else { |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 4947 | if (VDBG) log(" accepting network in place of null"); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4948 | } |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 4949 | newNetwork.unlingerRequest(nri.request); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4950 | mNetworkForRequestId.put(nri.request.requestId, newNetwork); |
Paul Jensen | 3d91146 | 2015-06-12 06:40:24 -0400 | [diff] [blame] | 4951 | if (!newNetwork.addRequest(nri.request)) { |
| 4952 | Slog.wtf(TAG, "BUG: " + newNetwork.name() + " already has " + nri.request); |
| 4953 | } |
| 4954 | addedRequests.add(nri); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4955 | keep = true; |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 4956 | // Tell NetworkFactories about the new score, so they can stop |
| 4957 | // trying to connect if they know they cannot match it. |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4958 | // TODO - this could get expensive if we have alot of requests for this |
| 4959 | // network. Think about if there is a way to reduce this. Push |
| 4960 | // netid->request mapping to each factory? |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 4961 | sendUpdatedScoreToFactories(nri.request, score); |
Lorenzo Colitti | 5526f9c | 2016-08-22 16:46:40 +0900 | [diff] [blame] | 4962 | if (isDefaultRequest(nri)) { |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4963 | isNewDefault = true; |
Paul Jensen | f4ffaa4 | 2014-12-15 11:56:18 -0500 | [diff] [blame] | 4964 | oldDefaultNetwork = currentNetwork; |
Lorenzo Colitti | c2e10bb | 2016-08-29 14:03:11 +0900 | [diff] [blame] | 4965 | if (currentNetwork != null) { |
| 4966 | mLingerMonitor.noteLingerDefaultNetwork(currentNetwork, newNetwork); |
| 4967 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 4968 | } |
| 4969 | } |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 4970 | } else if (newNetwork.isSatisfyingRequest(nri.request.requestId)) { |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 4971 | // If "newNetwork" is listed as satisfying "nri" but no longer satisfies "nri", |
| 4972 | // mark it as no longer satisfying "nri". Because networks are processed by |
Lorenzo Colitti | 9be58c5 | 2016-09-15 14:02:29 +0900 | [diff] [blame] | 4973 | // rematchAllNetworksAndRequests() in descending score order, "currentNetwork" will |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 4974 | // match "newNetwork" before this loop will encounter a "currentNetwork" with higher |
| 4975 | // score than "newNetwork" and where "currentNetwork" no longer satisfies "nri". |
| 4976 | // This means this code doesn't have to handle the case where "currentNetwork" no |
| 4977 | // longer satisfies "nri" when "currentNetwork" does not equal "newNetwork". |
| 4978 | if (DBG) { |
| 4979 | log("Network " + newNetwork.name() + " stopped satisfying" + |
| 4980 | " request " + nri.request.requestId); |
| 4981 | } |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 4982 | newNetwork.removeRequest(nri.request.requestId); |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 4983 | if (currentNetwork == newNetwork) { |
| 4984 | mNetworkForRequestId.remove(nri.request.requestId); |
| 4985 | sendUpdatedScoreToFactories(nri.request, 0); |
| 4986 | } else { |
Lorenzo Colitti | 72bbf48 | 2016-07-20 02:39:22 +0900 | [diff] [blame] | 4987 | Slog.wtf(TAG, "BUG: Removing request " + nri.request.requestId + " from " + |
| 4988 | newNetwork.name() + |
| 4989 | " without updating mNetworkForRequestId or factories!"); |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 4990 | } |
Lorenzo Colitti | 72bbf48 | 2016-07-20 02:39:22 +0900 | [diff] [blame] | 4991 | // TODO: Technically, sending CALLBACK_LOST here is |
| 4992 | // incorrect if there is a replacement network currently |
| 4993 | // connected that can satisfy nri, which is a request |
| 4994 | // (not a listen). However, the only capability that can both |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 4995 | // a) be requested and b) change is NET_CAPABILITY_TRUSTED, |
| 4996 | // so this code is only incorrect for a network that loses |
| 4997 | // the TRUSTED capability, which is a rare case. |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 4998 | callCallbackForRequest(nri, newNetwork, ConnectivityManager.CALLBACK_LOST, 0); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 4999 | } |
| 5000 | } |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 5001 | if (isNewDefault) { |
| 5002 | // Notify system services that this network is up. |
Hugo Benichi | 1654b1d | 2016-05-24 11:50:31 +0900 | [diff] [blame] | 5003 | makeDefault(newNetwork); |
| 5004 | // Log 0 -> X and Y -> X default network transitions, where X is the new default. |
| 5005 | logDefaultNetworkEvent(newNetwork, oldDefaultNetwork); |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 5006 | synchronized (ConnectivityService.this) { |
| 5007 | // have a new default network, release the transition wakelock in |
| 5008 | // a second if it's held. The second pause is to allow apps |
| 5009 | // to reconnect over the new network |
| 5010 | if (mNetTransitionWakeLock.isHeld()) { |
| 5011 | mHandler.sendMessageDelayed(mHandler.obtainMessage( |
| 5012 | EVENT_CLEAR_NET_TRANSITION_WAKELOCK, |
| 5013 | mNetTransitionWakeLockSerialNumber, 0), |
| 5014 | 1000); |
| 5015 | } |
| 5016 | } |
| 5017 | } |
| 5018 | |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 5019 | if (!newNetwork.networkCapabilities.equalRequestableCapabilities(nc)) { |
| 5020 | Slog.wtf(TAG, String.format( |
| 5021 | "BUG: %s changed requestable capabilities during rematch: %s -> %s", |
| 5022 | nc, newNetwork.networkCapabilities)); |
| 5023 | } |
| 5024 | if (newNetwork.getCurrentScore() != score) { |
| 5025 | Slog.wtf(TAG, String.format( |
| 5026 | "BUG: %s changed score during rematch: %d -> %d", |
| 5027 | score, newNetwork.getCurrentScore())); |
| 5028 | } |
| 5029 | |
Lorenzo Colitti | 72bbf48 | 2016-07-20 02:39:22 +0900 | [diff] [blame] | 5030 | // Second pass: process all listens. |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 5031 | if (wasBackgroundNetwork != newNetwork.isBackgroundNetwork()) { |
| 5032 | // If the network went from background to foreground or vice versa, we need to update |
| 5033 | // its foreground state. It is safe to do this after rematching the requests because |
| 5034 | // NET_CAPABILITY_FOREGROUND does not affect requests, as is not a requestable |
| 5035 | // capability and does not affect the network's score (see the Slog.wtf call above). |
Lorenzo Colitti | b8167f6 | 2016-09-15 22:47:08 +0900 | [diff] [blame] | 5036 | updateCapabilities(score, newNetwork, newNetwork.networkCapabilities); |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 5037 | } else { |
| 5038 | processListenRequests(newNetwork, false); |
| 5039 | } |
Lorenzo Colitti | 72bbf48 | 2016-07-20 02:39:22 +0900 | [diff] [blame] | 5040 | |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 5041 | // do this after the default net is switched, but |
| 5042 | // before LegacyTypeTracker sends legacy broadcasts |
Erik Kline | c75d4fa | 2017-02-15 19:59:17 +0900 | [diff] [blame^] | 5043 | for (NetworkRequestInfo nri : addedRequests) notifyNetworkAvailable(newNetwork, nri); |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 5044 | |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 5045 | // Linger any networks that are no longer needed. This should be done after sending the |
| 5046 | // available callback for newNetwork. |
| 5047 | for (NetworkAgentInfo nai : affectedNetworks) { |
| 5048 | updateLingerState(nai, now); |
| 5049 | } |
| 5050 | // Possibly unlinger newNetwork. Unlingering a network does not send any callbacks so it |
| 5051 | // does not need to be done in any particular order. |
| 5052 | updateLingerState(newNetwork, now); |
| 5053 | |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 5054 | if (isNewDefault) { |
| 5055 | // Maintain the illusion: since the legacy API only |
| 5056 | // understands one network at a time, we must pretend |
| 5057 | // that the current default network disconnected before |
| 5058 | // the new one connected. |
| 5059 | if (oldDefaultNetwork != null) { |
| 5060 | mLegacyTypeTracker.remove(oldDefaultNetwork.networkInfo.getType(), |
| 5061 | oldDefaultNetwork, true); |
| 5062 | } |
| 5063 | mDefaultInetConditionPublished = newNetwork.lastValidated ? 100 : 0; |
| 5064 | mLegacyTypeTracker.add(newNetwork.networkInfo.getType(), newNetwork); |
| 5065 | notifyLockdownVpn(newNetwork); |
| 5066 | } |
| 5067 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5068 | if (keep) { |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 5069 | // Notify battery stats service about this network, both the normal |
| 5070 | // interface and any stacked links. |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 5071 | // TODO: Avoid redoing this; this must only be done once when a network comes online. |
Dianne Hackborn | 2932513 | 2014-05-21 15:01:03 -0700 | [diff] [blame] | 5072 | try { |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 5073 | final IBatteryStats bs = BatteryStatsService.getService(); |
| 5074 | final int type = newNetwork.networkInfo.getType(); |
| 5075 | |
| 5076 | final String baseIface = newNetwork.linkProperties.getInterfaceName(); |
| 5077 | bs.noteNetworkInterfaceType(baseIface, type); |
| 5078 | for (LinkProperties stacked : newNetwork.linkProperties.getStackedLinks()) { |
| 5079 | final String stackedIface = stacked.getInterfaceName(); |
| 5080 | bs.noteNetworkInterfaceType(stackedIface, type); |
| 5081 | NetworkStatsFactory.noteStackedIface(stackedIface, baseIface); |
| 5082 | } |
| 5083 | } catch (RemoteException ignored) { |
| 5084 | } |
| 5085 | |
Robert Greenwalt | 152ed37 | 2014-12-17 17:19:53 -0800 | [diff] [blame] | 5086 | // This has to happen after the notifyNetworkCallbacks as that tickles each |
| 5087 | // ConnectivityManager instance so that legacy requests correctly bind dns |
| 5088 | // requests to this network. The legacy users are listening for this bcast |
| 5089 | // and will generally do a dns request so they can ensureRouteToHost and if |
| 5090 | // they do that before the callbacks happen they'll use the default network. |
| 5091 | // |
| 5092 | // TODO: Is there still a race here? We send the broadcast |
| 5093 | // after sending the callback, but if the app can receive the |
| 5094 | // broadcast before the callback, it might still break. |
| 5095 | // |
| 5096 | // This *does* introduce a race where if the user uses the new api |
| 5097 | // (notification callbacks) and then uses the old api (getNetworkInfo(type)) |
| 5098 | // they may get old info. Reverse this after the old startUsing api is removed. |
| 5099 | // This is on top of the multiple intent sequencing referenced in the todo above. |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 5100 | for (int i = 0; i < newNetwork.numNetworkRequests(); i++) { |
| 5101 | NetworkRequest nr = newNetwork.requestAt(i); |
Lorenzo Colitti | b35d40d | 2016-07-01 13:19:21 +0900 | [diff] [blame] | 5102 | if (nr.legacyType != TYPE_NONE && nr.isRequest()) { |
Robert Greenwalt | 152ed37 | 2014-12-17 17:19:53 -0800 | [diff] [blame] | 5103 | // legacy type tracker filters out repeat adds |
| 5104 | mLegacyTypeTracker.add(nr.legacyType, newNetwork); |
| 5105 | } |
| 5106 | } |
Sreeram Ramachandran | 60c0c0d | 2014-10-30 14:55:29 -0700 | [diff] [blame] | 5107 | |
| 5108 | // A VPN generally won't get added to the legacy tracker in the "for (nri)" loop above, |
| 5109 | // because usually there are no NetworkRequests it satisfies (e.g., mDefaultRequest |
| 5110 | // wants the NOT_VPN capability, so it will never be satisfied by a VPN). So, add the |
| 5111 | // newNetwork to the tracker explicitly (it's a no-op if it has already been added). |
| 5112 | if (newNetwork.isVPN()) { |
| 5113 | mLegacyTypeTracker.add(TYPE_VPN, newNetwork); |
| 5114 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5115 | } |
Paul Jensen | b10e37f | 2014-11-25 12:33:08 -0500 | [diff] [blame] | 5116 | if (reapUnvalidatedNetworks == ReapUnvalidatedNetworks.REAP) { |
| 5117 | for (NetworkAgentInfo nai : mNetworkAgentInfos.values()) { |
Lorenzo Colitti | 3d4a106 | 2016-09-09 18:48:56 +0900 | [diff] [blame] | 5118 | if (unneeded(nai, UnneededFor.TEARDOWN)) { |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 5119 | if (nai.getLingerExpiry() > 0) { |
| 5120 | // This network has active linger timers and no requests, but is not |
| 5121 | // lingering. Linger it. |
| 5122 | // |
| 5123 | // One way (the only way?) this can happen if this network is unvalidated |
| 5124 | // and became unneeded due to another network improving its score to the |
| 5125 | // point where this network will no longer be able to satisfy any requests |
| 5126 | // even if it validates. |
| 5127 | updateLingerState(nai, now); |
| 5128 | } else { |
| 5129 | if (DBG) log("Reaping " + nai.name()); |
| 5130 | teardownUnneededNetwork(nai); |
| 5131 | } |
Paul Jensen | b10e37f | 2014-11-25 12:33:08 -0500 | [diff] [blame] | 5132 | } |
| 5133 | } |
| 5134 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5135 | } |
| 5136 | |
Paul Jensen | 1c7ba02 | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 5137 | /** |
| 5138 | * Attempt to rematch all Networks with NetworkRequests. This may result in Networks |
| 5139 | * being disconnected. |
| 5140 | * @param changed If only one Network's score or capabilities have been modified since the last |
| 5141 | * time this function was called, pass this Network in this argument, otherwise pass |
| 5142 | * null. |
| 5143 | * @param oldScore If only one Network has been changed but its NetworkCapabilities have not |
| 5144 | * changed, pass in the Network's score (from getCurrentScore()) prior to the change via |
| 5145 | * this argument, otherwise pass {@code changed.getCurrentScore()} or 0 if |
| 5146 | * {@code changed} is {@code null}. This is because NetworkCapabilities influence a |
| 5147 | * network's score. |
Paul Jensen | 1c7ba02 | 2015-06-16 14:27:36 -0400 | [diff] [blame] | 5148 | */ |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 5149 | private void rematchAllNetworksAndRequests(NetworkAgentInfo changed, int oldScore) { |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 5150 | // TODO: This may get slow. The "changed" parameter is provided for future optimization |
| 5151 | // to avoid the slowness. It is not simply enough to process just "changed", for |
| 5152 | // example in the case where "changed"'s score decreases and another network should begin |
| 5153 | // satifying a NetworkRequest that "changed" currently satisfies. |
| 5154 | |
| 5155 | // Optimization: Only reprocess "changed" if its score improved. This is safe because it |
| 5156 | // can only add more NetworkRequests satisfied by "changed", and this is exactly what |
| 5157 | // rematchNetworkAndRequests() handles. |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 5158 | final long now = SystemClock.elapsedRealtime(); |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 5159 | if (changed != null && oldScore < changed.getCurrentScore()) { |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 5160 | rematchNetworkAndRequests(changed, ReapUnvalidatedNetworks.REAP, now); |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 5161 | } else { |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 5162 | final NetworkAgentInfo[] nais = mNetworkAgentInfos.values().toArray( |
| 5163 | new NetworkAgentInfo[mNetworkAgentInfos.size()]); |
| 5164 | // Rematch higher scoring networks first to prevent requests first matching a lower |
| 5165 | // scoring network and then a higher scoring network, which could produce multiple |
| 5166 | // callbacks and inadvertently unlinger networks. |
| 5167 | Arrays.sort(nais); |
| 5168 | for (NetworkAgentInfo nai : nais) { |
| 5169 | rematchNetworkAndRequests(nai, |
Paul Jensen | b10e37f | 2014-11-25 12:33:08 -0500 | [diff] [blame] | 5170 | // Only reap the last time through the loop. Reaping before all rematching |
| 5171 | // is complete could incorrectly teardown a network that hasn't yet been |
| 5172 | // rematched. |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 5173 | (nai != nais[nais.length-1]) ? ReapUnvalidatedNetworks.DONT_REAP |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 5174 | : ReapUnvalidatedNetworks.REAP, |
| 5175 | now); |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 5176 | } |
| 5177 | } |
| 5178 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5179 | |
Lorenzo Colitti | 7b42f39 | 2014-12-17 11:26:49 +0900 | [diff] [blame] | 5180 | private void updateInetCondition(NetworkAgentInfo nai) { |
Paul Jensen | ad50a1f | 2014-09-05 12:06:44 -0400 | [diff] [blame] | 5181 | // Don't bother updating until we've graduated to validated at least once. |
Lorenzo Colitti | d3b8a3e | 2014-12-17 11:14:42 +0900 | [diff] [blame] | 5182 | if (!nai.everValidated) return; |
Paul Jensen | ad50a1f | 2014-09-05 12:06:44 -0400 | [diff] [blame] | 5183 | // For now only update icons for default connection. |
| 5184 | // TODO: Update WiFi and cellular icons separately. b/17237507 |
| 5185 | if (!isDefaultNetwork(nai)) return; |
| 5186 | |
Lorenzo Colitti | 7b42f39 | 2014-12-17 11:26:49 +0900 | [diff] [blame] | 5187 | int newInetCondition = nai.lastValidated ? 100 : 0; |
Paul Jensen | ad50a1f | 2014-09-05 12:06:44 -0400 | [diff] [blame] | 5188 | // Don't repeat publish. |
| 5189 | if (newInetCondition == mDefaultInetConditionPublished) return; |
| 5190 | |
| 5191 | mDefaultInetConditionPublished = newInetCondition; |
| 5192 | sendInetConditionBroadcast(nai.networkInfo); |
| 5193 | } |
| 5194 | |
Lorenzo Colitti | 0cb7903 | 2014-10-15 16:06:07 +0900 | [diff] [blame] | 5195 | private void notifyLockdownVpn(NetworkAgentInfo nai) { |
| 5196 | if (mLockdownTracker != null) { |
| 5197 | if (nai != null && nai.isVPN()) { |
| 5198 | mLockdownTracker.onVpnStateChanged(nai.networkInfo); |
| 5199 | } else { |
| 5200 | mLockdownTracker.onNetworkInfoChanged(); |
| 5201 | } |
| 5202 | } |
| 5203 | } |
| 5204 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5205 | private void updateNetworkInfo(NetworkAgentInfo networkAgent, NetworkInfo newInfo) { |
Erik Kline | c75d4fa | 2017-02-15 19:59:17 +0900 | [diff] [blame^] | 5206 | final NetworkInfo.State state = newInfo.getState(); |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 5207 | NetworkInfo oldInfo = null; |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 5208 | final int oldScore = networkAgent.getCurrentScore(); |
Robert Greenwalt | 73b6cbae | 2014-06-23 11:40:00 -0700 | [diff] [blame] | 5209 | synchronized (networkAgent) { |
| 5210 | oldInfo = networkAgent.networkInfo; |
| 5211 | networkAgent.networkInfo = newInfo; |
| 5212 | } |
Lorenzo Colitti | 0cb7903 | 2014-10-15 16:06:07 +0900 | [diff] [blame] | 5213 | notifyLockdownVpn(networkAgent); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5214 | |
| 5215 | if (oldInfo != null && oldInfo.getState() == state) { |
Jeff Davidson | 0b93c5d | 2016-01-20 11:35:38 -0800 | [diff] [blame] | 5216 | if (oldInfo.isRoaming() != newInfo.isRoaming()) { |
| 5217 | if (VDBG) log("roaming status changed, notifying NetworkStatsService"); |
| 5218 | notifyIfacesChangedForNetworkStats(); |
| 5219 | } else if (VDBG) log("ignoring duplicate network state non-change"); |
| 5220 | // In either case, no further work should be needed. |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5221 | return; |
| 5222 | } |
| 5223 | if (DBG) { |
| 5224 | log(networkAgent.name() + " EVENT_NETWORK_INFO_CHANGED, going from " + |
| 5225 | (oldInfo == null ? "null" : oldInfo.getState()) + |
| 5226 | " to " + state); |
| 5227 | } |
Robert Greenwalt | 12e6735 | 2014-05-13 21:41:06 -0700 | [diff] [blame] | 5228 | |
Robin Lee | 585e248 | 2016-05-01 23:00:00 +0100 | [diff] [blame] | 5229 | if (!networkAgent.created |
| 5230 | && (state == NetworkInfo.State.CONNECTED |
| 5231 | || (state == NetworkInfo.State.CONNECTING && networkAgent.isVPN()))) { |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 5232 | |
| 5233 | // A network that has just connected has zero requests and is thus a foreground network. |
| 5234 | networkAgent.networkCapabilities.addCapability(NET_CAPABILITY_FOREGROUND); |
| 5235 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5236 | try { |
Paul Jensen | eec7541 | 2014-08-04 12:21:19 -0400 | [diff] [blame] | 5237 | // This should never fail. Specifying an already in use NetID will cause failure. |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 5238 | if (networkAgent.isVPN()) { |
| 5239 | mNetd.createVirtualNetwork(networkAgent.network.netId, |
Sreeram Ramachandran | 8cd33ed | 2014-07-23 15:23:15 -0700 | [diff] [blame] | 5240 | !networkAgent.linkProperties.getDnsServers().isEmpty(), |
| 5241 | (networkAgent.networkMisc == null || |
| 5242 | !networkAgent.networkMisc.allowBypass)); |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 5243 | } else { |
Paul Jensen | 487ffe7 | 2015-07-24 15:57:11 -0400 | [diff] [blame] | 5244 | mNetd.createPhysicalNetwork(networkAgent.network.netId, |
Lorenzo Colitti | fbe9b1a | 2016-07-28 17:14:11 +0900 | [diff] [blame] | 5245 | getNetworkPermission(networkAgent.networkCapabilities)); |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 5246 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5247 | } catch (Exception e) { |
Lorenzo Colitti | bce0106 | 2014-05-29 14:05:41 +0900 | [diff] [blame] | 5248 | loge("Error creating network " + networkAgent.network.netId + ": " |
| 5249 | + e.getMessage()); |
| 5250 | return; |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5251 | } |
Paul Jensen | eec7541 | 2014-08-04 12:21:19 -0400 | [diff] [blame] | 5252 | networkAgent.created = true; |
Robin Lee | 585e248 | 2016-05-01 23:00:00 +0100 | [diff] [blame] | 5253 | } |
| 5254 | |
| 5255 | if (!networkAgent.everConnected && state == NetworkInfo.State.CONNECTED) { |
| 5256 | networkAgent.everConnected = true; |
| 5257 | |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5258 | updateLinkProperties(networkAgent, null); |
Jeff Davidson | 0b93c5d | 2016-01-20 11:35:38 -0800 | [diff] [blame] | 5259 | notifyIfacesChangedForNetworkStats(); |
Lorenzo Colitti | bdc4549 | 2015-04-09 14:35:26 +0900 | [diff] [blame] | 5260 | |
Paul Jensen | ca8f16a | 2014-05-09 12:47:55 -0400 | [diff] [blame] | 5261 | networkAgent.networkMonitor.sendMessage(NetworkMonitor.CMD_NETWORK_CONNECTED); |
Lorenzo Colitti | e03c3c7 | 2015-04-03 16:38:52 +0900 | [diff] [blame] | 5262 | scheduleUnvalidatedPrompt(networkAgent); |
Lorenzo Colitti | bdc4549 | 2015-04-09 14:35:26 +0900 | [diff] [blame] | 5263 | |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 5264 | if (networkAgent.isVPN()) { |
| 5265 | // Temporarily disable the default proxy (not global). |
| 5266 | synchronized (mProxyLock) { |
| 5267 | if (!mDefaultProxyDisabled) { |
| 5268 | mDefaultProxyDisabled = true; |
| 5269 | if (mGlobalProxy == null && mDefaultProxy != null) { |
| 5270 | sendProxyBroadcast(null); |
| 5271 | } |
| 5272 | } |
| 5273 | } |
| 5274 | // TODO: support proxy per network. |
| 5275 | } |
Lorenzo Colitti | bdc4549 | 2015-04-09 14:35:26 +0900 | [diff] [blame] | 5276 | |
Lorenzo Colitti | c3f21f3 | 2015-07-06 23:50:27 +0900 | [diff] [blame] | 5277 | // Whether a particular NetworkRequest listen should cause signal strength thresholds to |
| 5278 | // be communicated to a particular NetworkAgent depends only on the network's immutable, |
| 5279 | // capabilities, so it only needs to be done once on initial connect, not every time the |
| 5280 | // network's capabilities change. Note that we do this before rematching the network, |
| 5281 | // so we could decide to tear it down immediately afterwards. That's fine though - on |
| 5282 | // disconnection NetworkAgents should stop any signal strength monitoring they have been |
| 5283 | // doing. |
Lorenzo Colitti | 6bc0a2b | 2015-09-15 15:56:01 +0900 | [diff] [blame] | 5284 | updateSignalStrengthThresholds(networkAgent, "CONNECT", null); |
Lorenzo Colitti | c3f21f3 | 2015-07-06 23:50:27 +0900 | [diff] [blame] | 5285 | |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 5286 | // Consider network even though it is not yet validated. |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 5287 | final long now = SystemClock.elapsedRealtime(); |
| 5288 | rematchNetworkAndRequests(networkAgent, ReapUnvalidatedNetworks.REAP, now); |
Lorenzo Colitti | bdc4549 | 2015-04-09 14:35:26 +0900 | [diff] [blame] | 5289 | |
| 5290 | // This has to happen after matching the requests, because callbacks are just requests. |
| 5291 | notifyNetworkCallbacks(networkAgent, ConnectivityManager.CALLBACK_PRECHECK); |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 5292 | } else if (state == NetworkInfo.State.DISCONNECTED) { |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5293 | networkAgent.asyncChannel.disconnect(); |
Paul Jensen | 6bc2c2c | 2014-05-07 15:27:40 -0400 | [diff] [blame] | 5294 | if (networkAgent.isVPN()) { |
| 5295 | synchronized (mProxyLock) { |
| 5296 | if (mDefaultProxyDisabled) { |
| 5297 | mDefaultProxyDisabled = false; |
| 5298 | if (mGlobalProxy == null && mDefaultProxy != null) { |
| 5299 | sendProxyBroadcast(mDefaultProxy); |
| 5300 | } |
| 5301 | } |
| 5302 | } |
| 5303 | } |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 5304 | } else if ((oldInfo != null && oldInfo.getState() == NetworkInfo.State.SUSPENDED) || |
| 5305 | state == NetworkInfo.State.SUSPENDED) { |
| 5306 | // going into or coming out of SUSPEND: rescore and notify |
| 5307 | if (networkAgent.getCurrentScore() != oldScore) { |
Paul Jensen | 3b9ce37 | 2015-07-10 12:19:38 -0400 | [diff] [blame] | 5308 | rematchAllNetworksAndRequests(networkAgent, oldScore); |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 5309 | } |
| 5310 | notifyNetworkCallbacks(networkAgent, (state == NetworkInfo.State.SUSPENDED ? |
| 5311 | ConnectivityManager.CALLBACK_SUSPENDED : |
| 5312 | ConnectivityManager.CALLBACK_RESUMED)); |
| 5313 | mLegacyTypeTracker.update(networkAgent); |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5314 | } |
| 5315 | } |
| 5316 | |
Robert Greenwalt | ac96c52 | 2014-06-03 16:43:57 -0700 | [diff] [blame] | 5317 | private void updateNetworkScore(NetworkAgentInfo nai, int score) { |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 5318 | if (VDBG) log("updateNetworkScore for " + nai.name() + " to " + score); |
Robert Greenwalt | 35f7a94 | 2014-09-09 14:46:37 -0700 | [diff] [blame] | 5319 | if (score < 0) { |
| 5320 | loge("updateNetworkScore for " + nai.name() + " got a negative score (" + score + |
| 5321 | "). Bumping score to min of 0"); |
| 5322 | score = 0; |
| 5323 | } |
Robert Greenwalt | ac96c52 | 2014-06-03 16:43:57 -0700 | [diff] [blame] | 5324 | |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 5325 | final int oldScore = nai.getCurrentScore(); |
| 5326 | nai.setCurrentScore(score); |
Robert Greenwalt | ac96c52 | 2014-06-03 16:43:57 -0700 | [diff] [blame] | 5327 | |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 5328 | rematchAllNetworksAndRequests(nai, oldScore); |
Paul Jensen | 2161a8e | 2014-09-11 11:00:39 -0400 | [diff] [blame] | 5329 | |
Paul Jensen | c8b9a74 | 2014-09-30 15:37:41 -0400 | [diff] [blame] | 5330 | sendUpdatedScoreToFactories(nai); |
Robert Greenwalt | 55691b8 | 2014-05-27 13:20:24 -0700 | [diff] [blame] | 5331 | } |
| 5332 | |
Erik Kline | c75d4fa | 2017-02-15 19:59:17 +0900 | [diff] [blame^] | 5333 | // Notify only this one new request of the current state. Transfer all the |
| 5334 | // current state by calling NetworkCapabilities and LinkProperties callbacks |
| 5335 | // so that callers can be guaranteed to have as close to atomicity in state |
| 5336 | // transfer as can be supported by this current API. |
| 5337 | protected void notifyNetworkAvailable(NetworkAgentInfo nai, NetworkRequestInfo nri) { |
Etan Cohen | bf3b1ba | 2016-10-27 15:05:50 -0700 | [diff] [blame] | 5338 | mHandler.removeMessages(EVENT_TIMEOUT_NETWORK_REQUEST, nri); |
Erik Kline | c75d4fa | 2017-02-15 19:59:17 +0900 | [diff] [blame^] | 5339 | if (nri.mPendingIntent != null) { |
| 5340 | sendPendingIntentForRequest(nri, nai, ConnectivityManager.CALLBACK_AVAILABLE); |
| 5341 | // Attempt no subsequent state pushes where intents are involved. |
| 5342 | return; |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 5343 | } |
Erik Kline | c75d4fa | 2017-02-15 19:59:17 +0900 | [diff] [blame^] | 5344 | |
| 5345 | callCallbackForRequest(nri, nai, ConnectivityManager.CALLBACK_AVAILABLE, 0); |
| 5346 | // Whether a network is currently suspended is also an important |
| 5347 | // element of state to be transferred (it would not otherwise be |
| 5348 | // delivered by any currently available mechanism). |
| 5349 | if (nai.networkInfo.getState() == NetworkInfo.State.SUSPENDED) { |
| 5350 | callCallbackForRequest(nri, nai, ConnectivityManager.CALLBACK_SUSPENDED, 0); |
| 5351 | } |
| 5352 | callCallbackForRequest(nri, nai, ConnectivityManager.CALLBACK_CAP_CHANGED, 0); |
| 5353 | callCallbackForRequest(nri, nai, ConnectivityManager.CALLBACK_IP_CHANGED, 0); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 5354 | } |
| 5355 | |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 5356 | private void sendLegacyNetworkBroadcast(NetworkAgentInfo nai, DetailedState state, int type) { |
Lorenzo Colitti | a793a67 | 2014-07-31 23:20:17 +0900 | [diff] [blame] | 5357 | // The NetworkInfo we actually send out has no bearing on the real |
| 5358 | // state of affairs. For example, if the default connection is mobile, |
| 5359 | // and a request for HIPRI has just gone away, we need to pretend that |
| 5360 | // HIPRI has just disconnected. So we need to set the type to HIPRI and |
| 5361 | // the state to DISCONNECTED, even though the network is of type MOBILE |
| 5362 | // and is still connected. |
| 5363 | NetworkInfo info = new NetworkInfo(nai.networkInfo); |
| 5364 | info.setType(type); |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 5365 | if (state != DetailedState.DISCONNECTED) { |
| 5366 | info.setDetailedState(state, null, info.getExtraInfo()); |
Erik Kline | 8f29dcf | 2014-12-08 16:25:20 +0900 | [diff] [blame] | 5367 | sendConnectedBroadcast(info); |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 5368 | } else { |
Robert Greenwalt | 8d48252 | 2015-06-24 13:23:42 -0700 | [diff] [blame] | 5369 | info.setDetailedState(state, info.getReason(), info.getExtraInfo()); |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 5370 | Intent intent = new Intent(ConnectivityManager.CONNECTIVITY_ACTION); |
| 5371 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_INFO, info); |
| 5372 | intent.putExtra(ConnectivityManager.EXTRA_NETWORK_TYPE, info.getType()); |
| 5373 | if (info.isFailover()) { |
| 5374 | intent.putExtra(ConnectivityManager.EXTRA_IS_FAILOVER, true); |
| 5375 | nai.networkInfo.setFailover(false); |
| 5376 | } |
| 5377 | if (info.getReason() != null) { |
| 5378 | intent.putExtra(ConnectivityManager.EXTRA_REASON, info.getReason()); |
| 5379 | } |
| 5380 | if (info.getExtraInfo() != null) { |
| 5381 | intent.putExtra(ConnectivityManager.EXTRA_EXTRA_INFO, info.getExtraInfo()); |
| 5382 | } |
| 5383 | NetworkAgentInfo newDefaultAgent = null; |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 5384 | if (nai.isSatisfyingRequest(mDefaultRequest.requestId)) { |
Paul Jensen | 85cf78e | 2015-06-25 13:25:07 -0400 | [diff] [blame] | 5385 | newDefaultAgent = getDefaultNetwork(); |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 5386 | if (newDefaultAgent != null) { |
| 5387 | intent.putExtra(ConnectivityManager.EXTRA_OTHER_NETWORK_INFO, |
| 5388 | newDefaultAgent.networkInfo); |
| 5389 | } else { |
| 5390 | intent.putExtra(ConnectivityManager.EXTRA_NO_CONNECTIVITY, true); |
| 5391 | } |
| 5392 | } |
| 5393 | intent.putExtra(ConnectivityManager.EXTRA_INET_CONDITION, |
| 5394 | mDefaultInetConditionPublished); |
Erik Kline | 8f29dcf | 2014-12-08 16:25:20 +0900 | [diff] [blame] | 5395 | sendStickyBroadcast(intent); |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 5396 | if (newDefaultAgent != null) { |
Erik Kline | 8f29dcf | 2014-12-08 16:25:20 +0900 | [diff] [blame] | 5397 | sendConnectedBroadcast(newDefaultAgent.networkInfo); |
Robert Greenwalt | 32aa65a | 2014-06-02 15:32:02 -0700 | [diff] [blame] | 5398 | } |
| 5399 | } |
| 5400 | } |
| 5401 | |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 5402 | protected void notifyNetworkCallbacks(NetworkAgentInfo networkAgent, int notifyType, int arg1) { |
Lorenzo Colitti | 39d2bb5 | 2016-04-08 23:09:09 +0900 | [diff] [blame] | 5403 | if (VDBG) log("notifyType " + notifyTypeToName(notifyType) + " for " + networkAgent.name()); |
Lorenzo Colitti | 767708d | 2016-07-01 01:37:11 +0900 | [diff] [blame] | 5404 | for (int i = 0; i < networkAgent.numNetworkRequests(); i++) { |
| 5405 | NetworkRequest nr = networkAgent.requestAt(i); |
Robert Greenwalt | 9258c64 | 2014-03-26 16:47:06 -0700 | [diff] [blame] | 5406 | NetworkRequestInfo nri = mNetworkRequests.get(nr); |
| 5407 | if (VDBG) log(" sending notification for " + nr); |
Lorenzo Colitti | f0e9a33 | 2016-07-18 18:40:42 +0900 | [diff] [blame] | 5408 | // TODO: if we're in the middle of a rematch, can we send a CAP_CHANGED callback for |
| 5409 | // a network that no longer satisfies the listen? |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 5410 | if (nri.mPendingIntent == null) { |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 5411 | callCallbackForRequest(nri, networkAgent, notifyType, arg1); |
Jeremy Joslin | 46e3ac8 | 2014-11-05 10:32:09 -0800 | [diff] [blame] | 5412 | } else { |
| 5413 | sendPendingIntentForRequest(nri, networkAgent, notifyType); |
| 5414 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5415 | } |
Robert Greenwalt | 7b81602 | 2014-04-18 15:25:25 -0700 | [diff] [blame] | 5416 | } |
Robert Greenwalt | 12e6735 | 2014-05-13 21:41:06 -0700 | [diff] [blame] | 5417 | |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 5418 | protected void notifyNetworkCallbacks(NetworkAgentInfo networkAgent, int notifyType) { |
| 5419 | notifyNetworkCallbacks(networkAgent, notifyType, 0); |
| 5420 | } |
| 5421 | |
Robert Greenwalt | fc0c689 | 2014-08-27 14:34:02 -0700 | [diff] [blame] | 5422 | private String notifyTypeToName(int notifyType) { |
| 5423 | switch (notifyType) { |
| 5424 | case ConnectivityManager.CALLBACK_PRECHECK: return "PRECHECK"; |
| 5425 | case ConnectivityManager.CALLBACK_AVAILABLE: return "AVAILABLE"; |
| 5426 | case ConnectivityManager.CALLBACK_LOSING: return "LOSING"; |
| 5427 | case ConnectivityManager.CALLBACK_LOST: return "LOST"; |
| 5428 | case ConnectivityManager.CALLBACK_UNAVAIL: return "UNAVAILABLE"; |
| 5429 | case ConnectivityManager.CALLBACK_CAP_CHANGED: return "CAP_CHANGED"; |
| 5430 | case ConnectivityManager.CALLBACK_IP_CHANGED: return "IP_CHANGED"; |
| 5431 | case ConnectivityManager.CALLBACK_RELEASED: return "RELEASED"; |
| 5432 | } |
| 5433 | return "UNKNOWN"; |
| 5434 | } |
| 5435 | |
Jeff Sharkey | 6973634 | 2014-12-08 14:50:12 -0800 | [diff] [blame] | 5436 | /** |
Jeff Davidson | 0b93c5d | 2016-01-20 11:35:38 -0800 | [diff] [blame] | 5437 | * Notify NetworkStatsService that the set of active ifaces has changed, or that one of the |
| 5438 | * properties tracked by NetworkStatsService on an active iface has changed. |
Jeff Sharkey | 6973634 | 2014-12-08 14:50:12 -0800 | [diff] [blame] | 5439 | */ |
Jeff Davidson | 0b93c5d | 2016-01-20 11:35:38 -0800 | [diff] [blame] | 5440 | private void notifyIfacesChangedForNetworkStats() { |
Jeff Sharkey | 6973634 | 2014-12-08 14:50:12 -0800 | [diff] [blame] | 5441 | try { |
| 5442 | mStatsService.forceUpdateIfaces(); |
| 5443 | } catch (Exception ignored) { |
| 5444 | } |
| 5445 | } |
| 5446 | |
Sreeram Ramachandran | f4e0c0c | 2014-07-27 14:18:26 -0700 | [diff] [blame] | 5447 | @Override |
| 5448 | public boolean addVpnAddress(String address, int prefixLength) { |
| 5449 | throwIfLockdownEnabled(); |
| 5450 | int user = UserHandle.getUserId(Binder.getCallingUid()); |
| 5451 | synchronized (mVpns) { |
| 5452 | return mVpns.get(user).addAddress(address, prefixLength); |
| 5453 | } |
| 5454 | } |
| 5455 | |
| 5456 | @Override |
| 5457 | public boolean removeVpnAddress(String address, int prefixLength) { |
| 5458 | throwIfLockdownEnabled(); |
| 5459 | int user = UserHandle.getUserId(Binder.getCallingUid()); |
| 5460 | synchronized (mVpns) { |
| 5461 | return mVpns.get(user).removeAddress(address, prefixLength); |
| 5462 | } |
| 5463 | } |
Sreeram Ramachandran | c2c0bea | 2014-11-11 16:09:21 -0800 | [diff] [blame] | 5464 | |
| 5465 | @Override |
| 5466 | public boolean setUnderlyingNetworksForVpn(Network[] networks) { |
| 5467 | throwIfLockdownEnabled(); |
| 5468 | int user = UserHandle.getUserId(Binder.getCallingUid()); |
Wenchao Tong | f5ea340 | 2015-03-04 13:26:38 -0800 | [diff] [blame] | 5469 | boolean success; |
Sreeram Ramachandran | c2c0bea | 2014-11-11 16:09:21 -0800 | [diff] [blame] | 5470 | synchronized (mVpns) { |
Wenchao Tong | f5ea340 | 2015-03-04 13:26:38 -0800 | [diff] [blame] | 5471 | success = mVpns.get(user).setUnderlyingNetworks(networks); |
Sreeram Ramachandran | c2c0bea | 2014-11-11 16:09:21 -0800 | [diff] [blame] | 5472 | } |
Wenchao Tong | f5ea340 | 2015-03-04 13:26:38 -0800 | [diff] [blame] | 5473 | if (success) { |
Jeff Davidson | 0b93c5d | 2016-01-20 11:35:38 -0800 | [diff] [blame] | 5474 | notifyIfacesChangedForNetworkStats(); |
Wenchao Tong | f5ea340 | 2015-03-04 13:26:38 -0800 | [diff] [blame] | 5475 | } |
| 5476 | return success; |
Sreeram Ramachandran | c2c0bea | 2014-11-11 16:09:21 -0800 | [diff] [blame] | 5477 | } |
Stuart Scott | f1fb397 | 2015-04-02 18:00:02 -0700 | [diff] [blame] | 5478 | |
| 5479 | @Override |
Udam Saini | b7c2487 | 2016-01-04 12:16:14 -0800 | [diff] [blame] | 5480 | public String getCaptivePortalServerUrl() { |
Hugo Benichi | 92eb22fd | 2016-09-27 13:01:41 +0900 | [diff] [blame] | 5481 | return NetworkMonitor.getCaptivePortalServerHttpUrl(mContext); |
Udam Saini | b7c2487 | 2016-01-04 12:16:14 -0800 | [diff] [blame] | 5482 | } |
| 5483 | |
| 5484 | @Override |
Lorenzo Colitti | 8bf977d | 2015-06-15 14:29:22 +0900 | [diff] [blame] | 5485 | public void startNattKeepalive(Network network, int intervalSeconds, Messenger messenger, |
| 5486 | IBinder binder, String srcAddr, int srcPort, String dstAddr) { |
| 5487 | enforceKeepalivePermission(); |
| 5488 | mKeepaliveTracker.startNattKeepalive( |
| 5489 | getNetworkAgentInfoForNetwork(network), |
| 5490 | intervalSeconds, messenger, binder, |
| 5491 | srcAddr, srcPort, dstAddr, ConnectivityManager.PacketKeepalive.NATT_PORT); |
| 5492 | } |
| 5493 | |
| 5494 | @Override |
| 5495 | public void stopKeepalive(Network network, int slot) { |
| 5496 | mHandler.sendMessage(mHandler.obtainMessage( |
| 5497 | NetworkAgent.CMD_STOP_PACKET_KEEPALIVE, slot, PacketKeepalive.SUCCESS, network)); |
| 5498 | } |
| 5499 | |
| 5500 | @Override |
Stuart Scott | f1fb397 | 2015-04-02 18:00:02 -0700 | [diff] [blame] | 5501 | public void factoryReset() { |
| 5502 | enforceConnectivityInternalPermission(); |
Stuart Scott | e3e314d | 2015-04-20 14:07:45 -0700 | [diff] [blame] | 5503 | |
| 5504 | if (mUserManager.hasUserRestriction(UserManager.DISALLOW_NETWORK_RESET)) { |
| 5505 | return; |
| 5506 | } |
| 5507 | |
Robin Lee | 3b3dd94 | 2015-05-12 18:14:58 +0100 | [diff] [blame] | 5508 | final int userId = UserHandle.getCallingUserId(); |
| 5509 | |
Stuart Scott | f1fb397 | 2015-04-02 18:00:02 -0700 | [diff] [blame] | 5510 | // Turn airplane mode off |
| 5511 | setAirplaneMode(false); |
| 5512 | |
Stuart Scott | e3e314d | 2015-04-20 14:07:45 -0700 | [diff] [blame] | 5513 | if (!mUserManager.hasUserRestriction(UserManager.DISALLOW_CONFIG_TETHERING)) { |
| 5514 | // Untether |
| 5515 | for (String tether : getTetheredIfaces()) { |
| 5516 | untether(tether); |
| 5517 | } |
Stuart Scott | f1fb397 | 2015-04-02 18:00:02 -0700 | [diff] [blame] | 5518 | } |
| 5519 | |
Stuart Scott | e3e314d | 2015-04-20 14:07:45 -0700 | [diff] [blame] | 5520 | if (!mUserManager.hasUserRestriction(UserManager.DISALLOW_CONFIG_VPN)) { |
Victor Chang | b04a5ea | 2016-05-30 20:36:30 +0100 | [diff] [blame] | 5521 | // Remove always-on package |
| 5522 | synchronized (mVpns) { |
| 5523 | final String alwaysOnPackage = getAlwaysOnVpnPackage(userId); |
| 5524 | if (alwaysOnPackage != null) { |
| 5525 | setAlwaysOnVpnPackage(userId, null, false); |
| 5526 | setVpnPackageAuthorization(alwaysOnPackage, userId, false); |
| 5527 | } |
| 5528 | } |
| 5529 | |
Koichi, Sugimoto | da1a7ac | 2016-01-27 18:48:58 +0900 | [diff] [blame] | 5530 | // Turn Always-on VPN off |
| 5531 | if (mLockdownEnabled && userId == UserHandle.USER_SYSTEM) { |
| 5532 | final long ident = Binder.clearCallingIdentity(); |
| 5533 | try { |
| 5534 | mKeyStore.delete(Credentials.LOCKDOWN_VPN); |
| 5535 | mLockdownEnabled = false; |
| 5536 | setLockdownTracker(null); |
| 5537 | } finally { |
| 5538 | Binder.restoreCallingIdentity(ident); |
| 5539 | } |
| 5540 | } |
| 5541 | |
Stuart Scott | e3e314d | 2015-04-20 14:07:45 -0700 | [diff] [blame] | 5542 | // Turn VPN off |
| 5543 | VpnConfig vpnConfig = getVpnConfig(userId); |
| 5544 | if (vpnConfig != null) { |
| 5545 | if (vpnConfig.legacy) { |
| 5546 | prepareVpn(VpnConfig.LEGACY_VPN, VpnConfig.LEGACY_VPN, userId); |
| 5547 | } else { |
| 5548 | // Prevent this app (packagename = vpnConfig.user) from initiating VPN connections |
| 5549 | // in the future without user intervention. |
| 5550 | setVpnPackageAuthorization(vpnConfig.user, userId, false); |
Stuart Scott | f1fb397 | 2015-04-02 18:00:02 -0700 | [diff] [blame] | 5551 | |
Victor Chang | b04a5ea | 2016-05-30 20:36:30 +0100 | [diff] [blame] | 5552 | prepareVpn(null, VpnConfig.LEGACY_VPN, userId); |
Stuart Scott | e3e314d | 2015-04-20 14:07:45 -0700 | [diff] [blame] | 5553 | } |
Stuart Scott | f1fb397 | 2015-04-02 18:00:02 -0700 | [diff] [blame] | 5554 | } |
| 5555 | } |
Lorenzo Colitti | 9be58c5 | 2016-09-15 14:02:29 +0900 | [diff] [blame] | 5556 | |
| 5557 | Settings.Global.putString(mContext.getContentResolver(), |
| 5558 | Settings.Global.NETWORK_AVOID_BAD_WIFI, null); |
Stuart Scott | f1fb397 | 2015-04-02 18:00:02 -0700 | [diff] [blame] | 5559 | } |
Paul Jensen | cf4c2c6 | 2015-07-01 14:16:32 -0400 | [diff] [blame] | 5560 | |
| 5561 | @VisibleForTesting |
| 5562 | public NetworkMonitor createNetworkMonitor(Context context, Handler handler, |
| 5563 | NetworkAgentInfo nai, NetworkRequest defaultRequest) { |
| 5564 | return new NetworkMonitor(context, handler, nai, defaultRequest); |
| 5565 | } |
Erik Kline | 48f12f2 | 2016-04-14 17:30:59 +0900 | [diff] [blame] | 5566 | |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 5567 | @VisibleForTesting |
Lorenzo Colitti | 58ebe1c | 2017-01-24 09:41:36 +0900 | [diff] [blame] | 5568 | MultinetworkPolicyTracker createMultinetworkPolicyTracker(Context c, Handler h, Runnable r) { |
| 5569 | return new MultinetworkPolicyTracker(c, h, r); |
Erik Kline | 065ab6e | 2016-10-02 18:02:14 +0900 | [diff] [blame] | 5570 | } |
| 5571 | |
| 5572 | @VisibleForTesting |
Lorenzo Colitti | b57578ca | 2016-07-01 01:53:25 +0900 | [diff] [blame] | 5573 | public WakeupMessage makeWakeupMessage(Context c, Handler h, String s, int cmd, Object obj) { |
| 5574 | return new WakeupMessage(c, h, s, cmd, 0, 0, obj); |
| 5575 | } |
| 5576 | |
Hugo Benichi | cfddd68 | 2016-05-31 16:28:06 +0900 | [diff] [blame] | 5577 | private void logDefaultNetworkEvent(NetworkAgentInfo newNai, NetworkAgentInfo prevNai) { |
Hugo Benichi | 5f16f76 | 2016-04-20 12:09:33 +0900 | [diff] [blame] | 5578 | int newNetid = NETID_UNSET; |
| 5579 | int prevNetid = NETID_UNSET; |
| 5580 | int[] transports = new int[0]; |
| 5581 | boolean hadIPv4 = false; |
| 5582 | boolean hadIPv6 = false; |
Erik Kline | 48f12f2 | 2016-04-14 17:30:59 +0900 | [diff] [blame] | 5583 | |
Hugo Benichi | 5f16f76 | 2016-04-20 12:09:33 +0900 | [diff] [blame] | 5584 | if (newNai != null) { |
| 5585 | newNetid = newNai.network.netId; |
| 5586 | transports = newNai.networkCapabilities.getTransportTypes(); |
| 5587 | } |
| 5588 | if (prevNai != null) { |
| 5589 | prevNetid = prevNai.network.netId; |
| 5590 | final LinkProperties lp = prevNai.linkProperties; |
| 5591 | hadIPv4 = lp.hasIPv4Address() && lp.hasIPv4DefaultRoute(); |
| 5592 | hadIPv6 = lp.hasGlobalIPv6Address() && lp.hasIPv6DefaultRoute(); |
| 5593 | } |
| 5594 | |
Hugo Benichi | cfddd68 | 2016-05-31 16:28:06 +0900 | [diff] [blame] | 5595 | mMetricsLog.log(new DefaultNetworkEvent(newNetid, transports, prevNetid, hadIPv4, hadIPv6)); |
| 5596 | } |
| 5597 | |
| 5598 | private void logNetworkEvent(NetworkAgentInfo nai, int evtype) { |
| 5599 | mMetricsLog.log(new NetworkEvent(nai.network.netId, evtype)); |
Erik Kline | 48f12f2 | 2016-04-14 17:30:59 +0900 | [diff] [blame] | 5600 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5601 | } |