Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1 | /* |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 2 | * Copyright (C) 2011 The Android Open Source Project |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 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.net; |
| 18 | |
Automerger Merge Worker | af8d85f | 2020-03-12 09:46:48 +0000 | [diff] [blame] | 19 | import static android.Manifest.permission.NETWORK_STATS_PROVIDER; |
Jeff Sharkey | 21c9c45 | 2011-06-07 12:26:43 -0700 | [diff] [blame] | 20 | import static android.Manifest.permission.READ_NETWORK_USAGE_HISTORY; |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 21 | import static android.Manifest.permission.UPDATE_DEVICE_STATS; |
Jeff Sharkey | b09540f | 2011-06-19 01:08:12 -0700 | [diff] [blame] | 22 | import static android.content.Intent.ACTION_SHUTDOWN; |
| 23 | import static android.content.Intent.ACTION_UID_REMOVED; |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 24 | import static android.content.Intent.ACTION_USER_REMOVED; |
Jeff Sharkey | b09540f | 2011-06-19 01:08:12 -0700 | [diff] [blame] | 25 | import static android.content.Intent.EXTRA_UID; |
Automerger Merge Worker | 9b3ff07 | 2020-03-12 09:46:43 +0000 | [diff] [blame] | 26 | import static android.content.pm.PackageManager.PERMISSION_GRANTED; |
Jeff Sharkey | cdd02c5d | 2011-09-16 01:52:49 -0700 | [diff] [blame] | 27 | import static android.net.ConnectivityManager.ACTION_TETHER_STATE_CHANGED; |
Jeff Sharkey | 234766a | 2012-04-10 19:48:07 -0700 | [diff] [blame] | 28 | import static android.net.ConnectivityManager.isNetworkTypeMobile; |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 29 | import static android.net.NetworkIdentity.SUBTYPE_COMBINED; |
Chiachang Wang | e05d9d8 | 2019-04-09 19:42:52 +0800 | [diff] [blame] | 30 | import static android.net.NetworkStack.checkNetworkStackPermission; |
Lorenzo Colitti | ada23ed | 2018-01-19 01:05:20 +0900 | [diff] [blame] | 31 | import static android.net.NetworkStats.DEFAULT_NETWORK_ALL; |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 32 | import static android.net.NetworkStats.IFACE_ALL; |
junyulai | d27a172 | 2019-11-15 17:15:01 +0800 | [diff] [blame] | 33 | import static android.net.NetworkStats.IFACE_VT; |
Remi NGUYEN VAN | 088ff68 | 2018-03-06 12:36:54 +0900 | [diff] [blame] | 34 | import static android.net.NetworkStats.INTERFACES_ALL; |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 35 | import static android.net.NetworkStats.METERED_ALL; |
| 36 | import static android.net.NetworkStats.ROAMING_ALL; |
Jeff Sharkey | b5d55e3 | 2011-08-10 17:53:27 -0700 | [diff] [blame] | 37 | import static android.net.NetworkStats.SET_ALL; |
| 38 | import static android.net.NetworkStats.SET_DEFAULT; |
| 39 | import static android.net.NetworkStats.SET_FOREGROUND; |
Lorenzo Colitti | 5356a35 | 2017-08-17 19:23:08 +0900 | [diff] [blame] | 40 | import static android.net.NetworkStats.STATS_PER_IFACE; |
| 41 | import static android.net.NetworkStats.STATS_PER_UID; |
Remi NGUYEN VAN | 088ff68 | 2018-03-06 12:36:54 +0900 | [diff] [blame] | 42 | import static android.net.NetworkStats.TAG_ALL; |
Jeff Sharkey | 1b5a2a9 | 2011-06-18 18:34:16 -0700 | [diff] [blame] | 43 | import static android.net.NetworkStats.TAG_NONE; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 44 | import static android.net.NetworkStats.UID_ALL; |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 45 | import static android.net.NetworkStatsHistory.FIELD_ALL; |
Jeff Sharkey | 234766a | 2012-04-10 19:48:07 -0700 | [diff] [blame] | 46 | import static android.net.NetworkTemplate.buildTemplateMobileWildcard; |
Jeff Sharkey | 8fc27e8 | 2012-04-04 20:40:58 -0700 | [diff] [blame] | 47 | import static android.net.NetworkTemplate.buildTemplateWifiWildcard; |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 48 | import static android.net.TrafficStats.KB_IN_BYTES; |
Jeff Sharkey | 241dde2 | 2012-02-03 14:50:07 -0800 | [diff] [blame] | 49 | import static android.net.TrafficStats.MB_IN_BYTES; |
Chenbo Feng | 78cd384 | 2019-06-17 16:22:28 -0700 | [diff] [blame] | 50 | import static android.net.TrafficStats.UNSUPPORTED; |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 51 | import static android.os.Trace.TRACE_TAG_NETWORK; |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 52 | import static android.provider.Settings.Global.NETSTATS_AUGMENT_ENABLED; |
junyulai | 1be2d73 | 2020-01-02 19:35:59 +0800 | [diff] [blame] | 53 | import static android.provider.Settings.Global.NETSTATS_COMBINE_SUBTYPE_ENABLED; |
Jeff Sharkey | 023c05a | 2012-09-14 13:09:57 -0700 | [diff] [blame] | 54 | import static android.provider.Settings.Global.NETSTATS_DEV_BUCKET_DURATION; |
| 55 | import static android.provider.Settings.Global.NETSTATS_DEV_DELETE_AGE; |
| 56 | import static android.provider.Settings.Global.NETSTATS_DEV_PERSIST_BYTES; |
| 57 | import static android.provider.Settings.Global.NETSTATS_DEV_ROTATE_AGE; |
| 58 | import static android.provider.Settings.Global.NETSTATS_GLOBAL_ALERT_BYTES; |
| 59 | import static android.provider.Settings.Global.NETSTATS_POLL_INTERVAL; |
Jeff Sharkey | 023c05a | 2012-09-14 13:09:57 -0700 | [diff] [blame] | 60 | import static android.provider.Settings.Global.NETSTATS_SAMPLE_ENABLED; |
Jeff Sharkey | 023c05a | 2012-09-14 13:09:57 -0700 | [diff] [blame] | 61 | import static android.provider.Settings.Global.NETSTATS_UID_BUCKET_DURATION; |
| 62 | import static android.provider.Settings.Global.NETSTATS_UID_DELETE_AGE; |
| 63 | import static android.provider.Settings.Global.NETSTATS_UID_PERSIST_BYTES; |
| 64 | import static android.provider.Settings.Global.NETSTATS_UID_ROTATE_AGE; |
| 65 | import static android.provider.Settings.Global.NETSTATS_UID_TAG_BUCKET_DURATION; |
| 66 | import static android.provider.Settings.Global.NETSTATS_UID_TAG_DELETE_AGE; |
| 67 | import static android.provider.Settings.Global.NETSTATS_UID_TAG_PERSIST_BYTES; |
| 68 | import static android.provider.Settings.Global.NETSTATS_UID_TAG_ROTATE_AGE; |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 69 | import static android.text.format.DateUtils.DAY_IN_MILLIS; |
| 70 | import static android.text.format.DateUtils.HOUR_IN_MILLIS; |
| 71 | import static android.text.format.DateUtils.MINUTE_IN_MILLIS; |
Jeff Sharkey | 367d15a | 2011-09-22 14:59:51 -0700 | [diff] [blame] | 72 | import static android.text.format.DateUtils.SECOND_IN_MILLIS; |
Jack Yu | f9d559c | 2017-05-26 16:08:22 -0700 | [diff] [blame] | 73 | |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 74 | import static com.android.server.NetworkManagementService.LIMIT_GLOBAL_ALERT; |
Jeff Sharkey | b5d55e3 | 2011-08-10 17:53:27 -0700 | [diff] [blame] | 75 | import static com.android.server.NetworkManagementSocketTagger.resetKernelUidStats; |
| 76 | import static com.android.server.NetworkManagementSocketTagger.setKernelCounterSet; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 77 | |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 78 | import android.annotation.NonNull; |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 79 | import android.annotation.Nullable; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 80 | import android.app.AlarmManager; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 81 | import android.app.PendingIntent; |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 82 | import android.app.usage.NetworkStatsManager; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 83 | import android.content.BroadcastReceiver; |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 84 | import android.content.ContentResolver; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 85 | import android.content.Context; |
| 86 | import android.content.Intent; |
| 87 | import android.content.IntentFilter; |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 88 | import android.content.pm.ApplicationInfo; |
| 89 | import android.content.pm.PackageManager; |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 90 | import android.net.DataUsageRequest; |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 91 | import android.net.INetworkManagementEventObserver; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 92 | import android.net.INetworkStatsService; |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 93 | import android.net.INetworkStatsSession; |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 94 | import android.net.LinkProperties; |
Lorenzo Colitti | c78da29 | 2018-01-19 00:50:48 +0900 | [diff] [blame] | 95 | import android.net.Network; |
Jack Yu | b6587ea | 2016-06-22 11:35:10 -0700 | [diff] [blame] | 96 | import android.net.NetworkCapabilities; |
Jeff Sharkey | 1b5a2a9 | 2011-06-18 18:34:16 -0700 | [diff] [blame] | 97 | import android.net.NetworkIdentity; |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 98 | import android.net.NetworkInfo; |
paulhu | a6af6b6 | 2019-08-12 16:25:11 +0800 | [diff] [blame] | 99 | import android.net.NetworkStack; |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 100 | import android.net.NetworkState; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 101 | import android.net.NetworkStats; |
Jeff Sharkey | 5a7bcf3 | 2012-01-10 17:24:44 -0800 | [diff] [blame] | 102 | import android.net.NetworkStats.NonMonotonicObserver; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 103 | import android.net.NetworkStatsHistory; |
Jeff Sharkey | 1b5a2a9 | 2011-06-18 18:34:16 -0700 | [diff] [blame] | 104 | import android.net.NetworkTemplate; |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 105 | import android.net.TrafficStats; |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 106 | import android.net.netstats.provider.INetworkStatsProvider; |
| 107 | import android.net.netstats.provider.INetworkStatsProviderCallback; |
junyulai | ea8f185b | 2020-03-06 14:50:48 +0800 | [diff] [blame] | 108 | import android.net.netstats.provider.NetworkStatsProvider; |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 109 | import android.os.BestClock; |
Jeff Sharkey | a63ba59 | 2011-07-19 23:47:12 -0700 | [diff] [blame] | 110 | import android.os.Binder; |
Jeff Sharkey | 163e644 | 2011-10-31 16:37:52 -0700 | [diff] [blame] | 111 | import android.os.DropBoxManager; |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 112 | import android.os.Environment; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 113 | import android.os.Handler; |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 114 | import android.os.HandlerExecutor; |
Amith Yamasani | 450a16b | 2013-09-18 16:28:50 -0700 | [diff] [blame] | 115 | import android.os.HandlerThread; |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 116 | import android.os.IBinder; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 117 | import android.os.INetworkManagementService; |
Olivier Gaillard | f9867ad | 2018-09-10 15:35:58 +0100 | [diff] [blame] | 118 | import android.os.Looper; |
Jeff Sharkey | b5d55e3 | 2011-08-10 17:53:27 -0700 | [diff] [blame] | 119 | import android.os.Message; |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 120 | import android.os.Messenger; |
Jeff Sharkey | 6248926 | 2011-07-17 12:53:28 -0700 | [diff] [blame] | 121 | import android.os.PowerManager; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 122 | import android.os.RemoteException; |
| 123 | import android.os.SystemClock; |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 124 | import android.os.Trace; |
Dianne Hackborn | 5ac72a2 | 2012-08-29 18:32:08 -0700 | [diff] [blame] | 125 | import android.os.UserHandle; |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 126 | import android.provider.Settings; |
Jeff Sharkey | 625239a | 2012-09-26 22:03:49 -0700 | [diff] [blame] | 127 | import android.provider.Settings.Global; |
Makoto Onuki | da65a52 | 2017-01-13 10:23:30 -0800 | [diff] [blame] | 128 | import android.service.NetworkInterfaceProto; |
| 129 | import android.service.NetworkStatsServiceDumpProto; |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 130 | import android.telephony.PhoneStateListener; |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 131 | import android.telephony.SubscriptionPlan; |
Jeff Sharkey | 55a442e | 2014-11-18 18:22:21 -0800 | [diff] [blame] | 132 | import android.text.format.DateUtils; |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 133 | import android.util.ArrayMap; |
| 134 | import android.util.ArraySet; |
Jeff Sharkey | 07b0dd9 | 2011-09-01 13:06:19 -0700 | [diff] [blame] | 135 | import android.util.EventLog; |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 136 | import android.util.Log; |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 137 | import android.util.MathUtils; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 138 | import android.util.Slog; |
Jeff Sharkey | b5d55e3 | 2011-08-10 17:53:27 -0700 | [diff] [blame] | 139 | import android.util.SparseIntArray; |
Makoto Onuki | da65a52 | 2017-01-13 10:23:30 -0800 | [diff] [blame] | 140 | import android.util.proto.ProtoOutputStream; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 141 | |
Jeff Sharkey | 4635f10 | 2017-09-01 11:27:13 -0600 | [diff] [blame] | 142 | import com.android.internal.annotations.GuardedBy; |
Jeff Sharkey | 8b2c3a14 | 2012-11-12 11:45:05 -0800 | [diff] [blame] | 143 | import com.android.internal.annotations.VisibleForTesting; |
Lorenzo Colitti | 4aa8760 | 2019-06-24 13:50:45 +0900 | [diff] [blame] | 144 | import com.android.internal.net.VpnInfo; |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 145 | import com.android.internal.util.ArrayUtils; |
Jeff Sharkey | fe9a53b | 2017-03-31 14:08:23 -0600 | [diff] [blame] | 146 | import com.android.internal.util.DumpUtils; |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 147 | import com.android.internal.util.FileRotator; |
| 148 | import com.android.internal.util.IndentingPrintWriter; |
Jeff Sharkey | 07b0dd9 | 2011-09-01 13:06:19 -0700 | [diff] [blame] | 149 | import com.android.server.EventLogTags; |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 150 | import com.android.server.LocalServices; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 151 | |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 152 | import java.io.File; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 153 | import java.io.FileDescriptor; |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 154 | import java.io.IOException; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 155 | import java.io.PrintWriter; |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 156 | import java.time.Clock; |
| 157 | import java.time.ZoneOffset; |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 158 | import java.util.Arrays; |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 159 | import java.util.HashSet; |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 160 | import java.util.List; |
Daulet Zhanguzin | 8d0b7f1 | 2020-01-03 13:37:24 +0000 | [diff] [blame] | 161 | import java.util.Objects; |
Treehugger Robot | 37ec867 | 2020-05-12 11:06:23 +0000 | [diff] [blame] | 162 | import java.util.concurrent.CopyOnWriteArrayList; |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 163 | import java.util.concurrent.Executor; |
junyulai | 05a04c2 | 2020-02-12 14:55:54 +0800 | [diff] [blame] | 164 | import java.util.concurrent.Semaphore; |
| 165 | import java.util.concurrent.TimeUnit; |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 166 | |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 167 | /** |
| 168 | * Collect and persist detailed network statistics, and provide this data to |
| 169 | * other system services. |
| 170 | */ |
| 171 | public class NetworkStatsService extends INetworkStatsService.Stub { |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 172 | static final String TAG = "NetworkStats"; |
Jeff Sharkey | 4e0d307 | 2018-02-20 13:36:14 -0700 | [diff] [blame] | 173 | static final boolean LOGD = Log.isLoggable(TAG, Log.DEBUG); |
| 174 | static final boolean LOGV = Log.isLoggable(TAG, Log.VERBOSE); |
Jeff Sharkey | b5d55e3 | 2011-08-10 17:53:27 -0700 | [diff] [blame] | 175 | |
Chalard Jean | d7c6e12 | 2018-08-22 10:21:26 +0900 | [diff] [blame] | 176 | // Perform polling and persist all (FLAG_PERSIST_ALL). |
Jeff Sharkey | 367d15a | 2011-09-22 14:59:51 -0700 | [diff] [blame] | 177 | private static final int MSG_PERFORM_POLL = 1; |
Chalard Jean | d7c6e12 | 2018-08-22 10:21:26 +0900 | [diff] [blame] | 178 | // Perform polling, persist network, and register the global alert again. |
| 179 | private static final int MSG_PERFORM_POLL_REGISTER_ALERT = 2; |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 180 | private static final int MSG_UPDATE_IFACES = 3; |
Lucas Lin | 62ee8f6 | 2020-05-07 10:12:30 +0000 | [diff] [blame] | 181 | // A message for broadcasting ACTION_NETWORK_STATS_UPDATED in handler thread to prevent |
| 182 | // deadlock. |
| 183 | private static final int MSG_BROADCAST_NETWORK_STATS_UPDATED = 4; |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 184 | |
| 185 | /** Flags to control detail level of poll event. */ |
Jeff Sharkey | 905b589 | 2011-09-30 15:19:49 -0700 | [diff] [blame] | 186 | private static final int FLAG_PERSIST_NETWORK = 0x1; |
| 187 | private static final int FLAG_PERSIST_UID = 0x2; |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 188 | private static final int FLAG_PERSIST_ALL = FLAG_PERSIST_NETWORK | FLAG_PERSIST_UID; |
Jeff Sharkey | 1f0b13b | 2011-09-18 13:30:23 -0700 | [diff] [blame] | 189 | private static final int FLAG_PERSIST_FORCE = 0x100; |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 190 | |
Chalard Jean | d7c6e12 | 2018-08-22 10:21:26 +0900 | [diff] [blame] | 191 | /** |
| 192 | * When global alert quota is high, wait for this delay before processing each polling, |
| 193 | * and do not schedule further polls once there is already one queued. |
| 194 | * This avoids firing the global alert too often on devices with high transfer speeds and |
| 195 | * high quota. |
| 196 | */ |
junyulai | 9ff7b4e | 2019-11-22 22:27:21 +0800 | [diff] [blame] | 197 | private static final int DEFAULT_PERFORM_POLL_DELAY_MS = 1000; |
Chalard Jean | d7c6e12 | 2018-08-22 10:21:26 +0900 | [diff] [blame] | 198 | |
Jeff Sharkey | 163e644 | 2011-10-31 16:37:52 -0700 | [diff] [blame] | 199 | private static final String TAG_NETSTATS_ERROR = "netstats_error"; |
| 200 | |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 201 | private final Context mContext; |
| 202 | private final INetworkManagementService mNetworkManager; |
Lorenzo Colitti | 8b57713 | 2019-06-24 13:28:04 +0900 | [diff] [blame] | 203 | private final NetworkStatsFactory mStatsFactory; |
Christopher Tate | e0a22b3 | 2013-07-11 14:43:13 -0700 | [diff] [blame] | 204 | private final AlarmManager mAlarmManager; |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 205 | private final Clock mClock; |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 206 | private final NetworkStatsSettings mSettings; |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 207 | private final NetworkStatsObservers mStatsObservers; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 208 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 209 | private final File mSystemDir; |
| 210 | private final File mBaseDir; |
| 211 | |
Jeff Sharkey | 6248926 | 2011-07-17 12:53:28 -0700 | [diff] [blame] | 212 | private final PowerManager.WakeLock mWakeLock; |
| 213 | |
Chenbo Feng | 0049982 | 2018-05-18 17:10:07 -0700 | [diff] [blame] | 214 | private final boolean mUseBpfTrafficStats; |
| 215 | |
Jeff Sharkey | 8b2c3a14 | 2012-11-12 11:45:05 -0800 | [diff] [blame] | 216 | @VisibleForTesting |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 217 | public static final String ACTION_NETWORK_STATS_POLL = |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 218 | "com.android.server.action.NETWORK_STATS_POLL"; |
Jeff Sharkey | 497e443 | 2011-06-14 17:27:29 -0700 | [diff] [blame] | 219 | public static final String ACTION_NETWORK_STATS_UPDATED = |
| 220 | "com.android.server.action.NETWORK_STATS_UPDATED"; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 221 | |
| 222 | private PendingIntent mPollIntent; |
| 223 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 224 | private static final String PREFIX_DEV = "dev"; |
Jeff Sharkey | e8914c3 | 2012-05-01 16:26:09 -0700 | [diff] [blame] | 225 | private static final String PREFIX_XT = "xt"; |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 226 | private static final String PREFIX_UID = "uid"; |
| 227 | private static final String PREFIX_UID_TAG = "uid_tag"; |
| 228 | |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 229 | /** |
| 230 | * Settings that can be changed externally. |
| 231 | */ |
| 232 | public interface NetworkStatsSettings { |
junyulai | 1be2d73 | 2020-01-02 19:35:59 +0800 | [diff] [blame] | 233 | long getPollInterval(); |
| 234 | long getPollDelay(); |
| 235 | boolean getSampleEnabled(); |
| 236 | boolean getAugmentEnabled(); |
| 237 | /** |
| 238 | * When enabled, all mobile data is reported under {@link NetworkIdentity#SUBTYPE_COMBINED}. |
| 239 | * When disabled, mobile data is broken down by a granular subtype representative of the |
| 240 | * actual subtype. {@see NetworkTemplate#getCollapsedRatType}. |
| 241 | * Enabling this decreases the level of detail but saves performance, disk space and |
| 242 | * amount of data logged. |
| 243 | */ |
| 244 | boolean getCombineSubtypeEnabled(); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 245 | |
junyulai | 1be2d73 | 2020-01-02 19:35:59 +0800 | [diff] [blame] | 246 | class Config { |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 247 | public final long bucketDuration; |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 248 | public final long rotateAgeMillis; |
| 249 | public final long deleteAgeMillis; |
| 250 | |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 251 | public Config(long bucketDuration, long rotateAgeMillis, long deleteAgeMillis) { |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 252 | this.bucketDuration = bucketDuration; |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 253 | this.rotateAgeMillis = rotateAgeMillis; |
| 254 | this.deleteAgeMillis = deleteAgeMillis; |
| 255 | } |
| 256 | } |
| 257 | |
junyulai | 1be2d73 | 2020-01-02 19:35:59 +0800 | [diff] [blame] | 258 | Config getDevConfig(); |
| 259 | Config getXtConfig(); |
| 260 | Config getUidConfig(); |
| 261 | Config getUidTagConfig(); |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 262 | |
junyulai | 1be2d73 | 2020-01-02 19:35:59 +0800 | [diff] [blame] | 263 | long getGlobalAlertBytes(long def); |
| 264 | long getDevPersistBytes(long def); |
| 265 | long getXtPersistBytes(long def); |
| 266 | long getUidPersistBytes(long def); |
| 267 | long getUidTagPersistBytes(long def); |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 268 | } |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 269 | |
| 270 | private final Object mStatsLock = new Object(); |
| 271 | |
Jeff Sharkey | 1b5a2a9 | 2011-06-18 18:34:16 -0700 | [diff] [blame] | 272 | /** Set of currently active ifaces. */ |
Lorenzo Colitti | c78da29 | 2018-01-19 00:50:48 +0900 | [diff] [blame] | 273 | @GuardedBy("mStatsLock") |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 274 | private final ArrayMap<String, NetworkIdentitySet> mActiveIfaces = new ArrayMap<>(); |
Lorenzo Colitti | c78da29 | 2018-01-19 00:50:48 +0900 | [diff] [blame] | 275 | |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 276 | /** Set of currently active ifaces for UID stats. */ |
Lorenzo Colitti | c78da29 | 2018-01-19 00:50:48 +0900 | [diff] [blame] | 277 | @GuardedBy("mStatsLock") |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 278 | private final ArrayMap<String, NetworkIdentitySet> mActiveUidIfaces = new ArrayMap<>(); |
Lorenzo Colitti | c78da29 | 2018-01-19 00:50:48 +0900 | [diff] [blame] | 279 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 280 | /** Current default active iface. */ |
Varun Anand | d33cbc6 | 2019-02-07 14:13:13 -0800 | [diff] [blame] | 281 | @GuardedBy("mStatsLock") |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 282 | private String mActiveIface; |
Lorenzo Colitti | c78da29 | 2018-01-19 00:50:48 +0900 | [diff] [blame] | 283 | |
Jeff Sharkey | 234766a | 2012-04-10 19:48:07 -0700 | [diff] [blame] | 284 | /** Set of any ifaces associated with mobile networks since boot. */ |
Lorenzo Colitti | c78da29 | 2018-01-19 00:50:48 +0900 | [diff] [blame] | 285 | @GuardedBy("mStatsLock") |
Jeff Sharkey | 234766a | 2012-04-10 19:48:07 -0700 | [diff] [blame] | 286 | private String[] mMobileIfaces = new String[0]; |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 287 | |
Lorenzo Colitti | c78da29 | 2018-01-19 00:50:48 +0900 | [diff] [blame] | 288 | /** Set of all ifaces currently used by traffic that does not explicitly specify a Network. */ |
| 289 | @GuardedBy("mStatsLock") |
| 290 | private Network[] mDefaultNetworks = new Network[0]; |
| 291 | |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 292 | /** Last states of all networks sent from ConnectivityService. */ |
| 293 | @GuardedBy("mStatsLock") |
| 294 | @Nullable |
| 295 | private NetworkState[] mLastNetworkStates = null; |
| 296 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 297 | private final DropBoxNonMonotonicObserver mNonMonotonicObserver = |
| 298 | new DropBoxNonMonotonicObserver(); |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 299 | |
junyulai | 05a04c2 | 2020-02-12 14:55:54 +0800 | [diff] [blame] | 300 | private static final int MAX_STATS_PROVIDER_POLL_WAIT_TIME_MS = 100; |
Treehugger Robot | 37ec867 | 2020-05-12 11:06:23 +0000 | [diff] [blame] | 301 | private final CopyOnWriteArrayList<NetworkStatsProviderCallbackImpl> mStatsProviderCbList = |
| 302 | new CopyOnWriteArrayList<>(); |
junyulai | 05a04c2 | 2020-02-12 14:55:54 +0800 | [diff] [blame] | 303 | /** Semaphore used to wait for stats provider to respond to request stats update. */ |
| 304 | private final Semaphore mStatsProviderSem = new Semaphore(0, true); |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 305 | |
Jeff Sharkey | 4635f10 | 2017-09-01 11:27:13 -0600 | [diff] [blame] | 306 | @GuardedBy("mStatsLock") |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 307 | private NetworkStatsRecorder mDevRecorder; |
Jeff Sharkey | 4635f10 | 2017-09-01 11:27:13 -0600 | [diff] [blame] | 308 | @GuardedBy("mStatsLock") |
Jeff Sharkey | e8914c3 | 2012-05-01 16:26:09 -0700 | [diff] [blame] | 309 | private NetworkStatsRecorder mXtRecorder; |
Jeff Sharkey | 4635f10 | 2017-09-01 11:27:13 -0600 | [diff] [blame] | 310 | @GuardedBy("mStatsLock") |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 311 | private NetworkStatsRecorder mUidRecorder; |
Jeff Sharkey | 4635f10 | 2017-09-01 11:27:13 -0600 | [diff] [blame] | 312 | @GuardedBy("mStatsLock") |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 313 | private NetworkStatsRecorder mUidTagRecorder; |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 314 | |
Jeff Sharkey | 70c7053 | 2012-05-16 14:51:19 -0700 | [diff] [blame] | 315 | /** Cached {@link #mXtRecorder} stats. */ |
Jeff Sharkey | 4635f10 | 2017-09-01 11:27:13 -0600 | [diff] [blame] | 316 | @GuardedBy("mStatsLock") |
Jeff Sharkey | 70c7053 | 2012-05-16 14:51:19 -0700 | [diff] [blame] | 317 | private NetworkStatsCollection mXtStatsCached; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 318 | |
Jeff Sharkey | b5d55e3 | 2011-08-10 17:53:27 -0700 | [diff] [blame] | 319 | /** Current counter sets for each UID. */ |
| 320 | private SparseIntArray mActiveUidCounterSet = new SparseIntArray(); |
| 321 | |
Jeff Sharkey | a63ba59 | 2011-07-19 23:47:12 -0700 | [diff] [blame] | 322 | /** Data layer operation counters for splicing into other structures. */ |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 323 | private NetworkStats mUidOperations = new NetworkStats(0L, 10); |
Jeff Sharkey | a63ba59 | 2011-07-19 23:47:12 -0700 | [diff] [blame] | 324 | |
Automerger Merge Worker | ce07d8d | 2020-03-04 13:36:11 +0000 | [diff] [blame] | 325 | @NonNull |
| 326 | private final Handler mHandler; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 327 | |
Jeff Sharkey | 050151e | 2018-04-13 14:28:30 -0600 | [diff] [blame] | 328 | private volatile boolean mSystemReady; |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 329 | private long mPersistThreshold = 2 * MB_IN_BYTES; |
| 330 | private long mGlobalAlertBytes; |
Jeff Sharkey | 6341fce | 2012-03-06 19:59:57 -0800 | [diff] [blame] | 331 | |
Remi NGUYEN VAN | abc6e18 | 2018-04-12 19:26:34 +0900 | [diff] [blame] | 332 | private static final long POLL_RATE_LIMIT_MS = 15_000; |
| 333 | |
| 334 | private long mLastStatsSessionPoll; |
| 335 | |
| 336 | /** Map from UID to number of opened sessions */ |
| 337 | @GuardedBy("mOpenSessionCallsPerUid") |
| 338 | private final SparseIntArray mOpenSessionCallsPerUid = new SparseIntArray(); |
| 339 | |
| 340 | private final static int DUMP_STATS_SESSION_COUNT = 20; |
| 341 | |
Automerger Merge Worker | ce07d8d | 2020-03-04 13:36:11 +0000 | [diff] [blame] | 342 | @NonNull |
| 343 | private final Dependencies mDeps; |
| 344 | |
junyulai | 95a6a3d | 2020-03-04 12:58:00 +0800 | [diff] [blame] | 345 | @NonNull |
| 346 | private final NetworkStatsSubscriptionsMonitor mNetworkStatsSubscriptionsMonitor; |
| 347 | |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 348 | private static @NonNull File getDefaultSystemDir() { |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 349 | return new File(Environment.getDataDirectory(), "system"); |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 350 | } |
| 351 | |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 352 | private static @NonNull File getDefaultBaseDir() { |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 353 | File baseDir = new File(getDefaultSystemDir(), "netstats"); |
| 354 | baseDir.mkdirs(); |
| 355 | return baseDir; |
| 356 | } |
| 357 | |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 358 | private static @NonNull Clock getDefaultClock() { |
| 359 | return new BestClock(ZoneOffset.UTC, SystemClock.currentNetworkTimeClock(), |
| 360 | Clock.systemUTC()); |
| 361 | } |
| 362 | |
Automerger Merge Worker | ce07d8d | 2020-03-04 13:36:11 +0000 | [diff] [blame] | 363 | private final class NetworkStatsHandler extends Handler { |
| 364 | NetworkStatsHandler(@NonNull Looper looper) { |
| 365 | super(looper); |
| 366 | } |
| 367 | |
| 368 | @Override |
| 369 | public void handleMessage(Message msg) { |
| 370 | switch (msg.what) { |
| 371 | case MSG_PERFORM_POLL: { |
| 372 | performPoll(FLAG_PERSIST_ALL); |
| 373 | break; |
| 374 | } |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 375 | case MSG_UPDATE_IFACES: { |
| 376 | // If no cached states, ignore. |
| 377 | if (mLastNetworkStates == null) break; |
| 378 | updateIfaces(mDefaultNetworks, mLastNetworkStates, mActiveIface); |
| 379 | break; |
| 380 | } |
Automerger Merge Worker | ce07d8d | 2020-03-04 13:36:11 +0000 | [diff] [blame] | 381 | case MSG_PERFORM_POLL_REGISTER_ALERT: { |
| 382 | performPoll(FLAG_PERSIST_NETWORK); |
| 383 | registerGlobalAlert(); |
| 384 | break; |
| 385 | } |
Lucas Lin | 62ee8f6 | 2020-05-07 10:12:30 +0000 | [diff] [blame] | 386 | case MSG_BROADCAST_NETWORK_STATS_UPDATED: { |
| 387 | final Intent updatedIntent = new Intent(ACTION_NETWORK_STATS_UPDATED); |
| 388 | updatedIntent.setFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY); |
| 389 | mContext.sendBroadcastAsUser(updatedIntent, UserHandle.ALL, |
| 390 | READ_NETWORK_USAGE_HISTORY); |
| 391 | break; |
| 392 | } |
Automerger Merge Worker | ce07d8d | 2020-03-04 13:36:11 +0000 | [diff] [blame] | 393 | } |
Olivier Gaillard | f9867ad | 2018-09-10 15:35:58 +0100 | [diff] [blame] | 394 | } |
| 395 | } |
| 396 | |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 397 | public static NetworkStatsService create(Context context, |
| 398 | INetworkManagementService networkManager) { |
| 399 | AlarmManager alarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE); |
| 400 | PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE); |
| 401 | PowerManager.WakeLock wakeLock = |
| 402 | powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG); |
| 403 | |
junyulai | 95a6a3d | 2020-03-04 12:58:00 +0800 | [diff] [blame] | 404 | final NetworkStatsService service = new NetworkStatsService(context, networkManager, |
| 405 | alarmManager, wakeLock, getDefaultClock(), |
Lorenzo Colitti | 8b57713 | 2019-06-24 13:28:04 +0900 | [diff] [blame] | 406 | new DefaultNetworkStatsSettings(context), new NetworkStatsFactory(), |
Automerger Merge Worker | ce07d8d | 2020-03-04 13:36:11 +0000 | [diff] [blame] | 407 | new NetworkStatsObservers(), getDefaultSystemDir(), getDefaultBaseDir(), |
| 408 | new Dependencies()); |
Remi NGUYEN VAN | a8e9090 | 2018-04-26 17:52:03 +0900 | [diff] [blame] | 409 | service.registerLocalService(); |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 410 | |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 411 | return service; |
| 412 | } |
| 413 | |
Remi NGUYEN VAN | a8e9090 | 2018-04-26 17:52:03 +0900 | [diff] [blame] | 414 | // This must not be called outside of tests, even within the same package, as this constructor |
| 415 | // does not register the local service. Use the create() helper above. |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 416 | @VisibleForTesting |
| 417 | NetworkStatsService(Context context, INetworkManagementService networkManager, |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 418 | AlarmManager alarmManager, PowerManager.WakeLock wakeLock, Clock clock, |
junyulai | 95a6a3d | 2020-03-04 12:58:00 +0800 | [diff] [blame] | 419 | NetworkStatsSettings settings, NetworkStatsFactory factory, |
| 420 | NetworkStatsObservers statsObservers, File systemDir, File baseDir, |
| 421 | @NonNull Dependencies deps) { |
Daulet Zhanguzin | 8d0b7f1 | 2020-01-03 13:37:24 +0000 | [diff] [blame] | 422 | mContext = Objects.requireNonNull(context, "missing Context"); |
| 423 | mNetworkManager = Objects.requireNonNull(networkManager, |
junyulai | 95a6a3d | 2020-03-04 12:58:00 +0800 | [diff] [blame] | 424 | "missing INetworkManagementService"); |
Daulet Zhanguzin | 8d0b7f1 | 2020-01-03 13:37:24 +0000 | [diff] [blame] | 425 | mAlarmManager = Objects.requireNonNull(alarmManager, "missing AlarmManager"); |
| 426 | mClock = Objects.requireNonNull(clock, "missing Clock"); |
| 427 | mSettings = Objects.requireNonNull(settings, "missing NetworkStatsSettings"); |
Daulet Zhanguzin | 8d0b7f1 | 2020-01-03 13:37:24 +0000 | [diff] [blame] | 428 | mWakeLock = Objects.requireNonNull(wakeLock, "missing WakeLock"); |
| 429 | mStatsFactory = Objects.requireNonNull(factory, "missing factory"); |
| 430 | mStatsObservers = Objects.requireNonNull(statsObservers, "missing NetworkStatsObservers"); |
| 431 | mSystemDir = Objects.requireNonNull(systemDir, "missing systemDir"); |
| 432 | mBaseDir = Objects.requireNonNull(baseDir, "missing baseDir"); |
Chenbo Feng | 6880d63 | 2018-12-22 13:20:31 -0800 | [diff] [blame] | 433 | mUseBpfTrafficStats = new File("/sys/fs/bpf/map_netd_app_uid_stats_map").exists(); |
Automerger Merge Worker | ce07d8d | 2020-03-04 13:36:11 +0000 | [diff] [blame] | 434 | mDeps = Objects.requireNonNull(deps, "missing Dependencies"); |
| 435 | |
| 436 | final HandlerThread handlerThread = mDeps.makeHandlerThread(); |
| 437 | handlerThread.start(); |
| 438 | mHandler = new NetworkStatsHandler(handlerThread.getLooper()); |
junyulai | 95a6a3d | 2020-03-04 12:58:00 +0800 | [diff] [blame] | 439 | mNetworkStatsSubscriptionsMonitor = deps.makeSubscriptionsMonitor(mContext, |
| 440 | new HandlerExecutor(mHandler), this); |
Automerger Merge Worker | ce07d8d | 2020-03-04 13:36:11 +0000 | [diff] [blame] | 441 | } |
| 442 | |
| 443 | /** |
| 444 | * Dependencies of NetworkStatsService, for injection in tests. |
| 445 | */ |
| 446 | // TODO: Move more stuff into dependencies object. |
| 447 | @VisibleForTesting |
| 448 | public static class Dependencies { |
| 449 | /** |
| 450 | * Create a HandlerThread to use in NetworkStatsService. |
| 451 | */ |
| 452 | @NonNull |
| 453 | public HandlerThread makeHandlerThread() { |
| 454 | return new HandlerThread(TAG); |
| 455 | } |
junyulai | 95a6a3d | 2020-03-04 12:58:00 +0800 | [diff] [blame] | 456 | |
| 457 | /** |
| 458 | * Create a {@link NetworkStatsSubscriptionsMonitor}, can be used to monitor RAT change |
| 459 | * event in NetworkStatsService. |
| 460 | */ |
| 461 | @NonNull |
| 462 | public NetworkStatsSubscriptionsMonitor makeSubscriptionsMonitor(@NonNull Context context, |
| 463 | @NonNull Executor executor, @NonNull NetworkStatsService service) { |
| 464 | // TODO: Update RatType passively in NSS, instead of querying into the monitor |
| 465 | // when forceUpdateIface. |
| 466 | return new NetworkStatsSubscriptionsMonitor(context, executor, (subscriberId, type) -> |
| 467 | service.handleOnCollapsedRatTypeChanged()); |
| 468 | } |
Remi NGUYEN VAN | a8e9090 | 2018-04-26 17:52:03 +0900 | [diff] [blame] | 469 | } |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 470 | |
Remi NGUYEN VAN | a8e9090 | 2018-04-26 17:52:03 +0900 | [diff] [blame] | 471 | private void registerLocalService() { |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 472 | LocalServices.addService(NetworkStatsManagerInternal.class, |
| 473 | new NetworkStatsManagerInternalImpl()); |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 474 | } |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 475 | |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 476 | public void systemReady() { |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 477 | synchronized (mStatsLock) { |
Hugo Benichi | 96dc0c1 | 2019-05-15 23:38:43 +0900 | [diff] [blame] | 478 | mSystemReady = true; |
| 479 | |
Jeff Sharkey | 4635f10 | 2017-09-01 11:27:13 -0600 | [diff] [blame] | 480 | // create data recorders along with historical rotators |
| 481 | mDevRecorder = buildRecorder(PREFIX_DEV, mSettings.getDevConfig(), false); |
| 482 | mXtRecorder = buildRecorder(PREFIX_XT, mSettings.getXtConfig(), false); |
| 483 | mUidRecorder = buildRecorder(PREFIX_UID, mSettings.getUidConfig(), false); |
| 484 | mUidTagRecorder = buildRecorder(PREFIX_UID_TAG, mSettings.getUidTagConfig(), true); |
| 485 | |
| 486 | updatePersistThresholdsLocked(); |
| 487 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 488 | // upgrade any legacy stats, migrating them to rotated files |
| 489 | maybeUpgradeLegacyStatsLocked(); |
| 490 | |
| 491 | // read historical network stats from disk, since policy service |
| 492 | // might need them right away. |
Jeff Sharkey | 70c7053 | 2012-05-16 14:51:19 -0700 | [diff] [blame] | 493 | mXtStatsCached = mXtRecorder.getOrLoadCompleteLocked(); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 494 | |
| 495 | // bootstrap initial stats to prevent double-counting later |
| 496 | bootstrapStatsLocked(); |
| 497 | } |
Jeff Sharkey | 3359aca | 2011-11-08 18:08:48 -0800 | [diff] [blame] | 498 | |
Jeff Sharkey | cdd02c5d | 2011-09-16 01:52:49 -0700 | [diff] [blame] | 499 | // watch for tethering changes |
| 500 | final IntentFilter tetherFilter = new IntentFilter(ACTION_TETHER_STATE_CHANGED); |
Vinit Deshpande | 92d141f | 2014-09-10 18:05:10 -0700 | [diff] [blame] | 501 | mContext.registerReceiver(mTetherReceiver, tetherFilter, null, mHandler); |
Jeff Sharkey | cdd02c5d | 2011-09-16 01:52:49 -0700 | [diff] [blame] | 502 | |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 503 | // listen for periodic polling events |
| 504 | final IntentFilter pollFilter = new IntentFilter(ACTION_NETWORK_STATS_POLL); |
Jeff Sharkey | 21c9c45 | 2011-06-07 12:26:43 -0700 | [diff] [blame] | 505 | mContext.registerReceiver(mPollReceiver, pollFilter, READ_NETWORK_USAGE_HISTORY, mHandler); |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 506 | |
Jeff Sharkey | b09540f | 2011-06-19 01:08:12 -0700 | [diff] [blame] | 507 | // listen for uid removal to clean stats |
| 508 | final IntentFilter removedFilter = new IntentFilter(ACTION_UID_REMOVED); |
| 509 | mContext.registerReceiver(mRemovedReceiver, removedFilter, null, mHandler); |
| 510 | |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 511 | // listen for user changes to clean stats |
| 512 | final IntentFilter userFilter = new IntentFilter(ACTION_USER_REMOVED); |
| 513 | mContext.registerReceiver(mUserReceiver, userFilter, null, mHandler); |
| 514 | |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 515 | // persist stats during clean shutdown |
Jeff Sharkey | b09540f | 2011-06-19 01:08:12 -0700 | [diff] [blame] | 516 | final IntentFilter shutdownFilter = new IntentFilter(ACTION_SHUTDOWN); |
| 517 | mContext.registerReceiver(mShutdownReceiver, shutdownFilter); |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 518 | |
| 519 | try { |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 520 | mNetworkManager.registerObserver(mAlertObserver); |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 521 | } catch (RemoteException e) { |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 522 | // ignored; service lives in system_server |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 523 | } |
Jeff Sharkey | b5d55e3 | 2011-08-10 17:53:27 -0700 | [diff] [blame] | 524 | |
Hugo Benichi | 96dc0c1 | 2019-05-15 23:38:43 +0900 | [diff] [blame] | 525 | // schedule periodic pall alarm based on {@link NetworkStatsSettings#getPollInterval()}. |
| 526 | final PendingIntent pollIntent = |
| 527 | PendingIntent.getBroadcast(mContext, 0, new Intent(ACTION_NETWORK_STATS_POLL), 0); |
| 528 | |
| 529 | final long currentRealtime = SystemClock.elapsedRealtime(); |
| 530 | mAlarmManager.setInexactRepeating(AlarmManager.ELAPSED_REALTIME, currentRealtime, |
| 531 | mSettings.getPollInterval(), pollIntent); |
| 532 | |
junyulai | 95a6a3d | 2020-03-04 12:58:00 +0800 | [diff] [blame] | 533 | // TODO: listen to settings changed to support dynamically enable/disable. |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 534 | // watch for networkType changes |
junyulai | 1be2d73 | 2020-01-02 19:35:59 +0800 | [diff] [blame] | 535 | if (!mSettings.getCombineSubtypeEnabled()) { |
junyulai | 95a6a3d | 2020-03-04 12:58:00 +0800 | [diff] [blame] | 536 | mNetworkStatsSubscriptionsMonitor.start(); |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 537 | } |
| 538 | |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 539 | registerGlobalAlert(); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 540 | } |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 541 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 542 | private NetworkStatsRecorder buildRecorder( |
| 543 | String prefix, NetworkStatsSettings.Config config, boolean includeTags) { |
Jeff Sharkey | 6de357e | 2012-05-09 13:33:52 -0700 | [diff] [blame] | 544 | final DropBoxManager dropBox = (DropBoxManager) mContext.getSystemService( |
| 545 | Context.DROPBOX_SERVICE); |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 546 | return new NetworkStatsRecorder(new FileRotator( |
| 547 | mBaseDir, prefix, config.rotateAgeMillis, config.deleteAgeMillis), |
Jeff Sharkey | 6de357e | 2012-05-09 13:33:52 -0700 | [diff] [blame] | 548 | mNonMonotonicObserver, dropBox, prefix, config.bucketDuration, includeTags); |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 549 | } |
| 550 | |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 551 | @GuardedBy("mStatsLock") |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 552 | private void shutdownLocked() { |
Jeff Sharkey | 367d15a | 2011-09-22 14:59:51 -0700 | [diff] [blame] | 553 | mContext.unregisterReceiver(mTetherReceiver); |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 554 | mContext.unregisterReceiver(mPollReceiver); |
Jeff Sharkey | b09540f | 2011-06-19 01:08:12 -0700 | [diff] [blame] | 555 | mContext.unregisterReceiver(mRemovedReceiver); |
Ryuki Nakamura | a47b0c9 | 2017-03-01 10:40:36 +0900 | [diff] [blame] | 556 | mContext.unregisterReceiver(mUserReceiver); |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 557 | mContext.unregisterReceiver(mShutdownReceiver); |
| 558 | |
junyulai | 95a6a3d | 2020-03-04 12:58:00 +0800 | [diff] [blame] | 559 | if (!mSettings.getCombineSubtypeEnabled()) { |
| 560 | mNetworkStatsSubscriptionsMonitor.stop(); |
| 561 | } |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 562 | |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 563 | final long currentTime = mClock.millis(); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 564 | |
| 565 | // persist any pending stats |
| 566 | mDevRecorder.forcePersistLocked(currentTime); |
Jeff Sharkey | e8914c3 | 2012-05-01 16:26:09 -0700 | [diff] [blame] | 567 | mXtRecorder.forcePersistLocked(currentTime); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 568 | mUidRecorder.forcePersistLocked(currentTime); |
| 569 | mUidTagRecorder.forcePersistLocked(currentTime); |
| 570 | |
Jeff Sharkey | 6341fce | 2012-03-06 19:59:57 -0800 | [diff] [blame] | 571 | mSystemReady = false; |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 572 | } |
| 573 | |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 574 | @GuardedBy("mStatsLock") |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 575 | private void maybeUpgradeLegacyStatsLocked() { |
| 576 | File file; |
| 577 | try { |
| 578 | file = new File(mSystemDir, "netstats.bin"); |
| 579 | if (file.exists()) { |
| 580 | mDevRecorder.importLegacyNetworkLocked(file); |
| 581 | file.delete(); |
| 582 | } |
| 583 | |
| 584 | file = new File(mSystemDir, "netstats_xt.bin"); |
| 585 | if (file.exists()) { |
| 586 | file.delete(); |
| 587 | } |
| 588 | |
| 589 | file = new File(mSystemDir, "netstats_uid.bin"); |
| 590 | if (file.exists()) { |
| 591 | mUidRecorder.importLegacyUidLocked(file); |
| 592 | mUidTagRecorder.importLegacyUidLocked(file); |
| 593 | file.delete(); |
| 594 | } |
| 595 | } catch (IOException e) { |
| 596 | Log.wtf(TAG, "problem during legacy upgrade", e); |
Jeff Sharkey | e4984be | 2013-09-10 21:03:27 -0700 | [diff] [blame] | 597 | } catch (OutOfMemoryError e) { |
| 598 | Log.wtf(TAG, "problem during legacy upgrade", e); |
Jeff Sharkey | c506ff6 | 2011-11-17 11:59:29 -0800 | [diff] [blame] | 599 | } |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 600 | } |
| 601 | |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 602 | /** |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 603 | * Register for a global alert that is delivered through {@link INetworkManagementEventObserver} |
| 604 | * or {@link NetworkStatsProviderCallback#onAlertReached()} once a threshold amount of data has |
| 605 | * been transferred. |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 606 | */ |
| 607 | private void registerGlobalAlert() { |
| 608 | try { |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 609 | mNetworkManager.setGlobalAlert(mGlobalAlertBytes); |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 610 | } catch (IllegalStateException e) { |
| 611 | Slog.w(TAG, "problem registering for global alert: " + e); |
| 612 | } catch (RemoteException e) { |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 613 | // ignored; service lives in system_server |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 614 | } |
junyulai | ea8f185b | 2020-03-06 14:50:48 +0800 | [diff] [blame] | 615 | invokeForAllStatsProviderCallbacks((cb) -> cb.mProvider.onSetAlert(mGlobalAlertBytes)); |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 616 | } |
| 617 | |
| 618 | @Override |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 619 | public INetworkStatsSession openSession() { |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 620 | // NOTE: if callers want to get non-augmented data, they should go |
| 621 | // through the public API |
| 622 | return openSessionInternal(NetworkStatsManager.FLAG_AUGMENT_WITH_SUBSCRIPTION_PLAN, null); |
Zoltan Szatmary-Ban | 9c5dfa5 | 2015-02-23 17:20:20 +0000 | [diff] [blame] | 623 | } |
| 624 | |
| 625 | @Override |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 626 | public INetworkStatsSession openSessionForUsageStats(int flags, String callingPackage) { |
| 627 | return openSessionInternal(flags, callingPackage); |
Zoltan Szatmary-Ban | 72027d2 | 2015-06-16 15:49:16 +0100 | [diff] [blame] | 628 | } |
| 629 | |
Remi NGUYEN VAN | abc6e18 | 2018-04-12 19:26:34 +0900 | [diff] [blame] | 630 | private boolean isRateLimitedForPoll(int callingUid) { |
| 631 | if (callingUid == android.os.Process.SYSTEM_UID) { |
| 632 | return false; |
| 633 | } |
| 634 | |
| 635 | final long lastCallTime; |
| 636 | final long now = SystemClock.elapsedRealtime(); |
| 637 | synchronized (mOpenSessionCallsPerUid) { |
| 638 | int calls = mOpenSessionCallsPerUid.get(callingUid, 0); |
| 639 | mOpenSessionCallsPerUid.put(callingUid, calls + 1); |
| 640 | lastCallTime = mLastStatsSessionPoll; |
| 641 | mLastStatsSessionPoll = now; |
| 642 | } |
| 643 | |
| 644 | return now - lastCallTime < POLL_RATE_LIMIT_MS; |
| 645 | } |
| 646 | |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 647 | private INetworkStatsSession openSessionInternal(final int flags, final String callingPackage) { |
Remi NGUYEN VAN | abc6e18 | 2018-04-12 19:26:34 +0900 | [diff] [blame] | 648 | final int callingUid = Binder.getCallingUid(); |
| 649 | final int usedFlags = isRateLimitedForPoll(callingUid) |
| 650 | ? flags & (~NetworkStatsManager.FLAG_POLL_ON_OPEN) |
| 651 | : flags; |
Jeff Sharkey | c3c8d16 | 2018-04-20 10:59:09 -0600 | [diff] [blame] | 652 | if ((usedFlags & (NetworkStatsManager.FLAG_POLL_ON_OPEN |
| 653 | | NetworkStatsManager.FLAG_POLL_FORCE)) != 0) { |
Zoltan Szatmary-Ban | 72027d2 | 2015-06-16 15:49:16 +0100 | [diff] [blame] | 654 | final long ident = Binder.clearCallingIdentity(); |
| 655 | try { |
| 656 | performPoll(FLAG_PERSIST_ALL); |
| 657 | } finally { |
| 658 | Binder.restoreCallingIdentity(ident); |
| 659 | } |
| 660 | } |
| 661 | |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 662 | // return an IBinder which holds strong references to any loaded stats |
| 663 | // for its lifetime; when caller closes only weak references remain. |
| 664 | |
| 665 | return new INetworkStatsSession.Stub() { |
Remi NGUYEN VAN | abc6e18 | 2018-04-12 19:26:34 +0900 | [diff] [blame] | 666 | private final int mCallingUid = callingUid; |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 667 | private final String mCallingPackage = callingPackage; |
| 668 | private final @NetworkStatsAccess.Level int mAccessLevel = checkAccessLevel( |
| 669 | callingPackage); |
| 670 | |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 671 | private NetworkStatsCollection mUidComplete; |
| 672 | private NetworkStatsCollection mUidTagComplete; |
| 673 | |
| 674 | private NetworkStatsCollection getUidComplete() { |
Ashish Sharma | c13b945 | 2013-11-01 14:57:30 -0700 | [diff] [blame] | 675 | synchronized (mStatsLock) { |
| 676 | if (mUidComplete == null) { |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 677 | mUidComplete = mUidRecorder.getOrLoadCompleteLocked(); |
| 678 | } |
Ashish Sharma | c13b945 | 2013-11-01 14:57:30 -0700 | [diff] [blame] | 679 | return mUidComplete; |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 680 | } |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 681 | } |
| 682 | |
| 683 | private NetworkStatsCollection getUidTagComplete() { |
Ashish Sharma | c13b945 | 2013-11-01 14:57:30 -0700 | [diff] [blame] | 684 | synchronized (mStatsLock) { |
| 685 | if (mUidTagComplete == null) { |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 686 | mUidTagComplete = mUidTagRecorder.getOrLoadCompleteLocked(); |
| 687 | } |
Ashish Sharma | c13b945 | 2013-11-01 14:57:30 -0700 | [diff] [blame] | 688 | return mUidTagComplete; |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 689 | } |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 690 | } |
| 691 | |
| 692 | @Override |
Zoltan Szatmary-Ban | 9c5dfa5 | 2015-02-23 17:20:20 +0000 | [diff] [blame] | 693 | public int[] getRelevantUids() { |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 694 | return getUidComplete().getRelevantUids(mAccessLevel); |
Zoltan Szatmary-Ban | 9c5dfa5 | 2015-02-23 17:20:20 +0000 | [diff] [blame] | 695 | } |
| 696 | |
| 697 | @Override |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 698 | public NetworkStats getDeviceSummaryForNetwork( |
| 699 | NetworkTemplate template, long start, long end) { |
Remi NGUYEN VAN | abc6e18 | 2018-04-12 19:26:34 +0900 | [diff] [blame] | 700 | return internalGetSummaryForNetwork(template, usedFlags, start, end, mAccessLevel, |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 701 | mCallingUid); |
Zoltan Szatmary-Ban | 9c5dfa5 | 2015-02-23 17:20:20 +0000 | [diff] [blame] | 702 | } |
| 703 | |
| 704 | @Override |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 705 | public NetworkStats getSummaryForNetwork( |
| 706 | NetworkTemplate template, long start, long end) { |
Remi NGUYEN VAN | abc6e18 | 2018-04-12 19:26:34 +0900 | [diff] [blame] | 707 | return internalGetSummaryForNetwork(template, usedFlags, start, end, mAccessLevel, |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 708 | mCallingUid); |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 709 | } |
| 710 | |
| 711 | @Override |
| 712 | public NetworkStatsHistory getHistoryForNetwork(NetworkTemplate template, int fields) { |
Remi NGUYEN VAN | abc6e18 | 2018-04-12 19:26:34 +0900 | [diff] [blame] | 713 | return internalGetHistoryForNetwork(template, usedFlags, fields, mAccessLevel, |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 714 | mCallingUid); |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 715 | } |
| 716 | |
| 717 | @Override |
| 718 | public NetworkStats getSummaryForAllUid( |
| 719 | NetworkTemplate template, long start, long end, boolean includeTags) { |
Jeff Davidson | 39583b5 | 2016-12-12 11:55:37 -0800 | [diff] [blame] | 720 | try { |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 721 | final NetworkStats stats = getUidComplete() |
| 722 | .getSummary(template, start, end, mAccessLevel, mCallingUid); |
Jeff Davidson | 39583b5 | 2016-12-12 11:55:37 -0800 | [diff] [blame] | 723 | if (includeTags) { |
| 724 | final NetworkStats tagStats = getUidTagComplete() |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 725 | .getSummary(template, start, end, mAccessLevel, mCallingUid); |
Jeff Davidson | 39583b5 | 2016-12-12 11:55:37 -0800 | [diff] [blame] | 726 | stats.combineAllValues(tagStats); |
| 727 | } |
| 728 | return stats; |
| 729 | } catch (NullPointerException e) { |
| 730 | // TODO: Track down and fix the cause of this crash and remove this catch block. |
| 731 | Slog.wtf(TAG, "NullPointerException in getSummaryForAllUid", e); |
| 732 | throw e; |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 733 | } |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 734 | } |
| 735 | |
| 736 | @Override |
| 737 | public NetworkStatsHistory getHistoryForUid( |
| 738 | NetworkTemplate template, int uid, int set, int tag, int fields) { |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 739 | // NOTE: We don't augment UID-level statistics |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 740 | if (tag == TAG_NONE) { |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 741 | return getUidComplete().getHistory(template, null, uid, set, tag, fields, |
| 742 | Long.MIN_VALUE, Long.MAX_VALUE, mAccessLevel, mCallingUid); |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 743 | } else { |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 744 | return getUidTagComplete().getHistory(template, null, uid, set, tag, fields, |
| 745 | Long.MIN_VALUE, Long.MAX_VALUE, mAccessLevel, mCallingUid); |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 746 | } |
| 747 | } |
| 748 | |
| 749 | @Override |
Zoltan Szatmary-Ban | 72027d2 | 2015-06-16 15:49:16 +0100 | [diff] [blame] | 750 | public NetworkStatsHistory getHistoryIntervalForUid( |
| 751 | NetworkTemplate template, int uid, int set, int tag, int fields, |
| 752 | long start, long end) { |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 753 | // NOTE: We don't augment UID-level statistics |
Zoltan Szatmary-Ban | 72027d2 | 2015-06-16 15:49:16 +0100 | [diff] [blame] | 754 | if (tag == TAG_NONE) { |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 755 | return getUidComplete().getHistory(template, null, uid, set, tag, fields, |
| 756 | start, end, mAccessLevel, mCallingUid); |
Antonio Cansado | 6965c18 | 2016-03-30 11:37:18 -0700 | [diff] [blame] | 757 | } else if (uid == Binder.getCallingUid()) { |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 758 | return getUidTagComplete().getHistory(template, null, uid, set, tag, fields, |
| 759 | start, end, mAccessLevel, mCallingUid); |
Antonio Cansado | 6965c18 | 2016-03-30 11:37:18 -0700 | [diff] [blame] | 760 | } else { |
| 761 | throw new SecurityException("Calling package " + mCallingPackage |
| 762 | + " cannot access tag information from a different uid"); |
Zoltan Szatmary-Ban | 72027d2 | 2015-06-16 15:49:16 +0100 | [diff] [blame] | 763 | } |
| 764 | } |
| 765 | |
| 766 | @Override |
Jeff Sharkey | b52e3e5 | 2012-04-06 11:12:08 -0700 | [diff] [blame] | 767 | public void close() { |
| 768 | mUidComplete = null; |
| 769 | mUidTagComplete = null; |
| 770 | } |
| 771 | }; |
Jeff Sharkey | 905b589 | 2011-09-30 15:19:49 -0700 | [diff] [blame] | 772 | } |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 773 | |
Jeff Davidson | 1efb133 | 2015-12-09 18:04:50 -0800 | [diff] [blame] | 774 | private @NetworkStatsAccess.Level int checkAccessLevel(String callingPackage) { |
| 775 | return NetworkStatsAccess.checkAccessLevel( |
| 776 | mContext, Binder.getCallingUid(), callingPackage); |
Zoltan Szatmary-Ban | 9c5dfa5 | 2015-02-23 17:20:20 +0000 | [diff] [blame] | 777 | } |
| 778 | |
Jeff Sharkey | 70c7053 | 2012-05-16 14:51:19 -0700 | [diff] [blame] | 779 | /** |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 780 | * Find the most relevant {@link SubscriptionPlan} for the given |
| 781 | * {@link NetworkTemplate} and flags. This is typically used to augment |
| 782 | * local measurement results to match a known anchor from the carrier. |
| 783 | */ |
| 784 | private SubscriptionPlan resolveSubscriptionPlan(NetworkTemplate template, int flags) { |
| 785 | SubscriptionPlan plan = null; |
| 786 | if ((flags & NetworkStatsManager.FLAG_AUGMENT_WITH_SUBSCRIPTION_PLAN) != 0 |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 787 | && mSettings.getAugmentEnabled()) { |
Jeff Sharkey | 4e0d307 | 2018-02-20 13:36:14 -0700 | [diff] [blame] | 788 | if (LOGD) Slog.d(TAG, "Resolving plan for " + template); |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 789 | final long token = Binder.clearCallingIdentity(); |
| 790 | try { |
Jeff Sharkey | 146bb33 | 2018-04-18 15:42:57 -0600 | [diff] [blame] | 791 | plan = LocalServices.getService(NetworkPolicyManagerInternal.class) |
| 792 | .getSubscriptionPlan(template); |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 793 | } finally { |
| 794 | Binder.restoreCallingIdentity(token); |
| 795 | } |
Jeff Sharkey | 4e0d307 | 2018-02-20 13:36:14 -0700 | [diff] [blame] | 796 | if (LOGD) Slog.d(TAG, "Resolved to plan " + plan); |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 797 | } |
| 798 | return plan; |
| 799 | } |
| 800 | |
| 801 | /** |
Jeff Sharkey | 5274dcc | 2014-10-24 13:15:15 -0700 | [diff] [blame] | 802 | * Return network summary, splicing between DEV and XT stats when |
| 803 | * appropriate. |
Jeff Sharkey | 70c7053 | 2012-05-16 14:51:19 -0700 | [diff] [blame] | 804 | */ |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 805 | private NetworkStats internalGetSummaryForNetwork(NetworkTemplate template, int flags, |
| 806 | long start, long end, @NetworkStatsAccess.Level int accessLevel, int callingUid) { |
Jeff Sharkey | 5274dcc | 2014-10-24 13:15:15 -0700 | [diff] [blame] | 807 | // We've been using pure XT stats long enough that we no longer need to |
| 808 | // splice DEV and XT together. |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 809 | final NetworkStatsHistory history = internalGetHistoryForNetwork(template, flags, FIELD_ALL, |
| 810 | accessLevel, callingUid); |
| 811 | |
| 812 | final long now = System.currentTimeMillis(); |
| 813 | final NetworkStatsHistory.Entry entry = history.getValues(start, end, now, null); |
| 814 | |
| 815 | final NetworkStats stats = new NetworkStats(end - start, 1); |
junyulai | 88f89a0 | 2020-03-13 19:04:17 +0800 | [diff] [blame] | 816 | stats.insertEntry(new NetworkStats.Entry(IFACE_ALL, UID_ALL, SET_ALL, TAG_NONE, |
Lorenzo Colitti | ada23ed | 2018-01-19 01:05:20 +0900 | [diff] [blame] | 817 | METERED_ALL, ROAMING_ALL, DEFAULT_NETWORK_ALL, entry.rxBytes, entry.rxPackets, |
| 818 | entry.txBytes, entry.txPackets, entry.operations)); |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 819 | return stats; |
Jeff Sharkey | 70c7053 | 2012-05-16 14:51:19 -0700 | [diff] [blame] | 820 | } |
| 821 | |
| 822 | /** |
Jeff Sharkey | 5274dcc | 2014-10-24 13:15:15 -0700 | [diff] [blame] | 823 | * Return network history, splicing between DEV and XT stats when |
| 824 | * appropriate. |
Jeff Sharkey | 70c7053 | 2012-05-16 14:51:19 -0700 | [diff] [blame] | 825 | */ |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 826 | private NetworkStatsHistory internalGetHistoryForNetwork(NetworkTemplate template, |
| 827 | int flags, int fields, @NetworkStatsAccess.Level int accessLevel, int callingUid) { |
Jeff Sharkey | 5274dcc | 2014-10-24 13:15:15 -0700 | [diff] [blame] | 828 | // We've been using pure XT stats long enough that we no longer need to |
| 829 | // splice DEV and XT together. |
Jeff Sharkey | 4635f10 | 2017-09-01 11:27:13 -0600 | [diff] [blame] | 830 | final SubscriptionPlan augmentPlan = resolveSubscriptionPlan(template, flags); |
| 831 | synchronized (mStatsLock) { |
| 832 | return mXtStatsCached.getHistory(template, augmentPlan, |
| 833 | UID_ALL, SET_ALL, TAG_NONE, fields, Long.MIN_VALUE, Long.MAX_VALUE, |
| 834 | accessLevel, callingUid); |
| 835 | } |
Jeff Sharkey | 70c7053 | 2012-05-16 14:51:19 -0700 | [diff] [blame] | 836 | } |
| 837 | |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 838 | private long getNetworkTotalBytes(NetworkTemplate template, long start, long end) { |
| 839 | assertSystemReady(); |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 840 | |
| 841 | // NOTE: if callers want to get non-augmented data, they should go |
| 842 | // through the public API |
| 843 | return internalGetSummaryForNetwork(template, |
| 844 | NetworkStatsManager.FLAG_AUGMENT_WITH_SUBSCRIPTION_PLAN, start, end, |
| 845 | NetworkStatsAccess.Level.DEVICE, Binder.getCallingUid()).getTotalBytes(); |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 846 | } |
| 847 | |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 848 | private NetworkStats getNetworkUidBytes(NetworkTemplate template, long start, long end) { |
| 849 | assertSystemReady(); |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 850 | |
| 851 | final NetworkStatsCollection uidComplete; |
| 852 | synchronized (mStatsLock) { |
| 853 | uidComplete = mUidRecorder.getOrLoadCompleteLocked(); |
| 854 | } |
| 855 | return uidComplete.getSummary(template, start, end, NetworkStatsAccess.Level.DEVICE, |
| 856 | android.os.Process.SYSTEM_UID); |
| 857 | } |
| 858 | |
Jeff Sharkey | 350083e | 2011-06-29 10:45:16 -0700 | [diff] [blame] | 859 | @Override |
Jeff Sharkey | a63ba59 | 2011-07-19 23:47:12 -0700 | [diff] [blame] | 860 | public NetworkStats getDataLayerSnapshotForUid(int uid) throws RemoteException { |
| 861 | if (Binder.getCallingUid() != uid) { |
Jeff Sharkey | 41f7cbc | 2020-04-10 13:54:43 -0600 | [diff] [blame] | 862 | Log.w(TAG, "Snapshots only available for calling UID"); |
| 863 | return new NetworkStats(SystemClock.elapsedRealtime(), 0); |
Jeff Sharkey | a63ba59 | 2011-07-19 23:47:12 -0700 | [diff] [blame] | 864 | } |
| 865 | |
| 866 | // TODO: switch to data layer stats once kernel exports |
| 867 | // for now, read network layer stats and flatten across all ifaces |
Lorenzo Colitti | 8b57713 | 2019-06-24 13:28:04 +0900 | [diff] [blame] | 868 | final NetworkStats networkLayer = readNetworkStatsUidDetail(uid, INTERFACES_ALL, TAG_ALL); |
Jeff Sharkey | 4529bb6 | 2011-12-14 10:31:54 -0800 | [diff] [blame] | 869 | |
Jeff Sharkey | 21a5478 | 2012-04-09 10:27:55 -0700 | [diff] [blame] | 870 | // splice in operation counts |
| 871 | networkLayer.spliceOperationsFrom(mUidOperations); |
| 872 | |
Jeff Sharkey | a63ba59 | 2011-07-19 23:47:12 -0700 | [diff] [blame] | 873 | final NetworkStats dataLayer = new NetworkStats( |
| 874 | networkLayer.getElapsedRealtime(), networkLayer.size()); |
| 875 | |
| 876 | NetworkStats.Entry entry = null; |
| 877 | for (int i = 0; i < networkLayer.size(); i++) { |
| 878 | entry = networkLayer.getValues(i, entry); |
| 879 | entry.iface = IFACE_ALL; |
| 880 | dataLayer.combineValues(entry); |
| 881 | } |
| 882 | |
Jeff Sharkey | a63ba59 | 2011-07-19 23:47:12 -0700 | [diff] [blame] | 883 | return dataLayer; |
| 884 | } |
| 885 | |
| 886 | @Override |
Remi NGUYEN VAN | 088ff68 | 2018-03-06 12:36:54 +0900 | [diff] [blame] | 887 | public NetworkStats getDetailedUidStats(String[] requiredIfaces) { |
| 888 | try { |
| 889 | final String[] ifacesToQuery = |
Lorenzo Colitti | 4aa8760 | 2019-06-24 13:50:45 +0900 | [diff] [blame] | 890 | mStatsFactory.augmentWithStackedInterfaces(requiredIfaces); |
Varun Anand | 6a04d49 | 2019-06-10 22:43:52 +0000 | [diff] [blame] | 891 | return getNetworkStatsUidDetail(ifacesToQuery); |
Remi NGUYEN VAN | 088ff68 | 2018-03-06 12:36:54 +0900 | [diff] [blame] | 892 | } catch (RemoteException e) { |
| 893 | Log.wtf(TAG, "Error compiling UID stats", e); |
| 894 | return new NetworkStats(0L, 0); |
| 895 | } |
| 896 | } |
| 897 | |
| 898 | @Override |
Jeff Sharkey | 234766a | 2012-04-10 19:48:07 -0700 | [diff] [blame] | 899 | public String[] getMobileIfaces() { |
| 900 | return mMobileIfaces; |
| 901 | } |
| 902 | |
| 903 | @Override |
Jeff Sharkey | a63ba59 | 2011-07-19 23:47:12 -0700 | [diff] [blame] | 904 | public void incrementOperationCount(int uid, int tag, int operationCount) { |
| 905 | if (Binder.getCallingUid() != uid) { |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 906 | mContext.enforceCallingOrSelfPermission(UPDATE_DEVICE_STATS, TAG); |
Jeff Sharkey | a63ba59 | 2011-07-19 23:47:12 -0700 | [diff] [blame] | 907 | } |
| 908 | |
Jeff Sharkey | b5d55e3 | 2011-08-10 17:53:27 -0700 | [diff] [blame] | 909 | if (operationCount < 0) { |
| 910 | throw new IllegalArgumentException("operation count can only be incremented"); |
| 911 | } |
| 912 | if (tag == TAG_NONE) { |
| 913 | throw new IllegalArgumentException("operation count must have specific tag"); |
| 914 | } |
| 915 | |
Jeff Sharkey | a63ba59 | 2011-07-19 23:47:12 -0700 | [diff] [blame] | 916 | synchronized (mStatsLock) { |
Jeff Sharkey | b5d55e3 | 2011-08-10 17:53:27 -0700 | [diff] [blame] | 917 | final int set = mActiveUidCounterSet.get(uid, SET_DEFAULT); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 918 | mUidOperations.combineValues( |
| 919 | mActiveIface, uid, set, tag, 0L, 0L, 0L, 0L, operationCount); |
| 920 | mUidOperations.combineValues( |
| 921 | mActiveIface, uid, set, TAG_NONE, 0L, 0L, 0L, 0L, operationCount); |
Jeff Sharkey | b5d55e3 | 2011-08-10 17:53:27 -0700 | [diff] [blame] | 922 | } |
| 923 | } |
| 924 | |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 925 | @VisibleForTesting |
| 926 | void setUidForeground(int uid, boolean uidForeground) { |
Jeff Sharkey | b5d55e3 | 2011-08-10 17:53:27 -0700 | [diff] [blame] | 927 | synchronized (mStatsLock) { |
| 928 | final int set = uidForeground ? SET_FOREGROUND : SET_DEFAULT; |
| 929 | final int oldSet = mActiveUidCounterSet.get(uid, SET_DEFAULT); |
| 930 | if (oldSet != set) { |
| 931 | mActiveUidCounterSet.put(uid, set); |
| 932 | setKernelCounterSet(uid, set); |
| 933 | } |
Jeff Sharkey | a63ba59 | 2011-07-19 23:47:12 -0700 | [diff] [blame] | 934 | } |
| 935 | } |
| 936 | |
| 937 | @Override |
Varun Anand | d33cbc6 | 2019-02-07 14:13:13 -0800 | [diff] [blame] | 938 | public void forceUpdateIfaces( |
| 939 | Network[] defaultNetworks, |
Varun Anand | d33cbc6 | 2019-02-07 14:13:13 -0800 | [diff] [blame] | 940 | NetworkState[] networkStates, |
Lorenzo Colitti | 4aa8760 | 2019-06-24 13:50:45 +0900 | [diff] [blame] | 941 | String activeIface, |
| 942 | VpnInfo[] vpnInfos) { |
Chiachang Wang | e05d9d8 | 2019-04-09 19:42:52 +0800 | [diff] [blame] | 943 | checkNetworkStackPermission(mContext); |
Jeff Sharkey | 6973634 | 2014-12-08 14:50:12 -0800 | [diff] [blame] | 944 | |
| 945 | final long token = Binder.clearCallingIdentity(); |
| 946 | try { |
Benedict Wong | 9fbbdeb | 2019-06-12 17:46:31 +0000 | [diff] [blame] | 947 | updateIfaces(defaultNetworks, networkStates, activeIface); |
Jeff Sharkey | 6973634 | 2014-12-08 14:50:12 -0800 | [diff] [blame] | 948 | } finally { |
| 949 | Binder.restoreCallingIdentity(token); |
| 950 | } |
Lorenzo Colitti | 4aa8760 | 2019-06-24 13:50:45 +0900 | [diff] [blame] | 951 | |
| 952 | // Update the VPN underlying interfaces only after the poll is made and tun data has been |
| 953 | // migrated. Otherwise the migration would use the new interfaces instead of the ones that |
| 954 | // were current when the polled data was transferred. |
| 955 | mStatsFactory.updateVpnInfos(vpnInfos); |
Jeff Sharkey | 6973634 | 2014-12-08 14:50:12 -0800 | [diff] [blame] | 956 | } |
| 957 | |
| 958 | @Override |
Jeff Sharkey | 350083e | 2011-06-29 10:45:16 -0700 | [diff] [blame] | 959 | public void forceUpdate() { |
| 960 | mContext.enforceCallingOrSelfPermission(READ_NETWORK_USAGE_HISTORY, TAG); |
Jeff Sharkey | e630f7b | 2012-01-31 17:12:53 -0800 | [diff] [blame] | 961 | |
| 962 | final long token = Binder.clearCallingIdentity(); |
| 963 | try { |
| 964 | performPoll(FLAG_PERSIST_ALL); |
| 965 | } finally { |
| 966 | Binder.restoreCallingIdentity(token); |
| 967 | } |
Jeff Sharkey | 350083e | 2011-06-29 10:45:16 -0700 | [diff] [blame] | 968 | } |
| 969 | |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 970 | private void advisePersistThreshold(long thresholdBytes) { |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 971 | // clamp threshold into safe range |
| 972 | mPersistThreshold = MathUtils.constrain(thresholdBytes, 128 * KB_IN_BYTES, 2 * MB_IN_BYTES); |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 973 | if (LOGV) { |
| 974 | Slog.v(TAG, "advisePersistThreshold() given " + thresholdBytes + ", clamped to " |
| 975 | + mPersistThreshold); |
| 976 | } |
| 977 | |
junyulai | 41c13c9 | 2019-12-06 18:50:41 +0800 | [diff] [blame] | 978 | final long oldGlobalAlertBytes = mGlobalAlertBytes; |
| 979 | |
Jeff Sharkey | 20f5c3d | 2012-05-09 19:59:07 -0700 | [diff] [blame] | 980 | // update and persist if beyond new thresholds |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 981 | final long currentTime = mClock.millis(); |
Jeff Sharkey | 5801597 | 2012-05-07 11:08:49 -0700 | [diff] [blame] | 982 | synchronized (mStatsLock) { |
Jeff Sharkey | 20f5c3d | 2012-05-09 19:59:07 -0700 | [diff] [blame] | 983 | if (!mSystemReady) return; |
| 984 | |
Jeff Sharkey | 4635f10 | 2017-09-01 11:27:13 -0600 | [diff] [blame] | 985 | updatePersistThresholdsLocked(); |
Jeff Sharkey | 20f5c3d | 2012-05-09 19:59:07 -0700 | [diff] [blame] | 986 | |
Jeff Sharkey | 5801597 | 2012-05-07 11:08:49 -0700 | [diff] [blame] | 987 | mDevRecorder.maybePersistLocked(currentTime); |
| 988 | mXtRecorder.maybePersistLocked(currentTime); |
| 989 | mUidRecorder.maybePersistLocked(currentTime); |
| 990 | mUidTagRecorder.maybePersistLocked(currentTime); |
| 991 | } |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 992 | |
junyulai | 41c13c9 | 2019-12-06 18:50:41 +0800 | [diff] [blame] | 993 | if (oldGlobalAlertBytes != mGlobalAlertBytes) { |
| 994 | registerGlobalAlert(); |
| 995 | } |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 996 | } |
| 997 | |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 998 | @Override |
Antonio Cansado | 6965c18 | 2016-03-30 11:37:18 -0700 | [diff] [blame] | 999 | public DataUsageRequest registerUsageCallback(String callingPackage, |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 1000 | DataUsageRequest request, Messenger messenger, IBinder binder) { |
Daulet Zhanguzin | 8d0b7f1 | 2020-01-03 13:37:24 +0000 | [diff] [blame] | 1001 | Objects.requireNonNull(callingPackage, "calling package is null"); |
| 1002 | Objects.requireNonNull(request, "DataUsageRequest is null"); |
| 1003 | Objects.requireNonNull(request.template, "NetworkTemplate is null"); |
| 1004 | Objects.requireNonNull(messenger, "messenger is null"); |
| 1005 | Objects.requireNonNull(binder, "binder is null"); |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 1006 | |
| 1007 | int callingUid = Binder.getCallingUid(); |
| 1008 | @NetworkStatsAccess.Level int accessLevel = checkAccessLevel(callingPackage); |
| 1009 | DataUsageRequest normalizedRequest; |
| 1010 | final long token = Binder.clearCallingIdentity(); |
| 1011 | try { |
| 1012 | normalizedRequest = mStatsObservers.register(request, messenger, binder, |
| 1013 | callingUid, accessLevel); |
| 1014 | } finally { |
| 1015 | Binder.restoreCallingIdentity(token); |
| 1016 | } |
| 1017 | |
| 1018 | // Create baseline stats |
Chalard Jean | d7c6e12 | 2018-08-22 10:21:26 +0900 | [diff] [blame] | 1019 | mHandler.sendMessage(mHandler.obtainMessage(MSG_PERFORM_POLL)); |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 1020 | |
| 1021 | return normalizedRequest; |
| 1022 | } |
| 1023 | |
| 1024 | @Override |
Antonio Cansado | 6965c18 | 2016-03-30 11:37:18 -0700 | [diff] [blame] | 1025 | public void unregisterUsageRequest(DataUsageRequest request) { |
Daulet Zhanguzin | 8d0b7f1 | 2020-01-03 13:37:24 +0000 | [diff] [blame] | 1026 | Objects.requireNonNull(request, "DataUsageRequest is null"); |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 1027 | |
| 1028 | int callingUid = Binder.getCallingUid(); |
| 1029 | final long token = Binder.clearCallingIdentity(); |
| 1030 | try { |
| 1031 | mStatsObservers.unregister(request, callingUid); |
| 1032 | } finally { |
| 1033 | Binder.restoreCallingIdentity(token); |
| 1034 | } |
| 1035 | } |
| 1036 | |
Chenbo Feng | d3d9c4e | 2017-11-14 17:54:17 -0800 | [diff] [blame] | 1037 | @Override |
| 1038 | public long getUidStats(int uid, int type) { |
Chenbo Feng | 78cd384 | 2019-06-17 16:22:28 -0700 | [diff] [blame] | 1039 | final int callingUid = Binder.getCallingUid(); |
| 1040 | if (callingUid != android.os.Process.SYSTEM_UID && callingUid != uid) { |
| 1041 | return UNSUPPORTED; |
| 1042 | } |
Chenbo Feng | aedd6a3 | 2017-11-20 18:23:46 -0800 | [diff] [blame] | 1043 | return nativeGetUidStat(uid, type, checkBpfStatsEnable()); |
Chenbo Feng | d3d9c4e | 2017-11-14 17:54:17 -0800 | [diff] [blame] | 1044 | } |
| 1045 | |
| 1046 | @Override |
| 1047 | public long getIfaceStats(String iface, int type) { |
Mike SU | ce75675 | 2018-11-26 15:05:13 +0800 | [diff] [blame] | 1048 | long nativeIfaceStats = nativeGetIfaceStat(iface, type, checkBpfStatsEnable()); |
| 1049 | if (nativeIfaceStats == -1) { |
| 1050 | return nativeIfaceStats; |
| 1051 | } else { |
| 1052 | // When tethering offload is in use, nativeIfaceStats does not contain usage from |
| 1053 | // offload, add it back here. |
| 1054 | // When tethering offload is not in use, nativeIfaceStats contains tethering usage. |
| 1055 | // this does not cause double-counting of tethering traffic, because |
| 1056 | // NetdTetheringStatsProvider returns zero NetworkStats |
| 1057 | // when called with STATS_PER_IFACE. |
| 1058 | return nativeIfaceStats + getTetherStats(iface, type); |
| 1059 | } |
Chenbo Feng | d3d9c4e | 2017-11-14 17:54:17 -0800 | [diff] [blame] | 1060 | } |
| 1061 | |
| 1062 | @Override |
| 1063 | public long getTotalStats(int type) { |
Mike SU | ce75675 | 2018-11-26 15:05:13 +0800 | [diff] [blame] | 1064 | long nativeTotalStats = nativeGetTotalStat(type, checkBpfStatsEnable()); |
| 1065 | if (nativeTotalStats == -1) { |
| 1066 | return nativeTotalStats; |
| 1067 | } else { |
| 1068 | // Refer to comment in getIfaceStats |
| 1069 | return nativeTotalStats + getTetherStats(IFACE_ALL, type); |
| 1070 | } |
| 1071 | } |
| 1072 | |
| 1073 | private long getTetherStats(String iface, int type) { |
| 1074 | final NetworkStats tetherSnapshot; |
| 1075 | final long token = Binder.clearCallingIdentity(); |
| 1076 | try { |
| 1077 | tetherSnapshot = getNetworkStatsTethering(STATS_PER_IFACE); |
| 1078 | } catch (RemoteException e) { |
| 1079 | Slog.w(TAG, "Error get TetherStats: " + e); |
| 1080 | return 0; |
| 1081 | } finally { |
| 1082 | Binder.restoreCallingIdentity(token); |
| 1083 | } |
| 1084 | HashSet<String> limitIfaces; |
| 1085 | if (iface == IFACE_ALL) { |
| 1086 | limitIfaces = null; |
| 1087 | } else { |
| 1088 | limitIfaces = new HashSet<String>(); |
| 1089 | limitIfaces.add(iface); |
| 1090 | } |
| 1091 | NetworkStats.Entry entry = tetherSnapshot.getTotal(null, limitIfaces); |
| 1092 | if (LOGD) Slog.d(TAG, "TetherStats: iface=" + iface + " type=" + type + |
| 1093 | " entry=" + entry); |
| 1094 | switch (type) { |
| 1095 | case 0: // TYPE_RX_BYTES |
| 1096 | return entry.rxBytes; |
| 1097 | case 1: // TYPE_RX_PACKETS |
| 1098 | return entry.rxPackets; |
| 1099 | case 2: // TYPE_TX_BYTES |
| 1100 | return entry.txBytes; |
| 1101 | case 3: // TYPE_TX_PACKETS |
| 1102 | return entry.txPackets; |
| 1103 | default: |
| 1104 | return 0; |
| 1105 | } |
Chenbo Feng | aedd6a3 | 2017-11-20 18:23:46 -0800 | [diff] [blame] | 1106 | } |
| 1107 | |
| 1108 | private boolean checkBpfStatsEnable() { |
Chenbo Feng | 0049982 | 2018-05-18 17:10:07 -0700 | [diff] [blame] | 1109 | return mUseBpfTrafficStats; |
Chenbo Feng | d3d9c4e | 2017-11-14 17:54:17 -0800 | [diff] [blame] | 1110 | } |
| 1111 | |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 1112 | /** |
| 1113 | * Update {@link NetworkStatsRecorder} and {@link #mGlobalAlertBytes} to |
| 1114 | * reflect current {@link #mPersistThreshold} value. Always defers to |
Jeff Sharkey | 625239a | 2012-09-26 22:03:49 -0700 | [diff] [blame] | 1115 | * {@link Global} values when defined. |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 1116 | */ |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1117 | @GuardedBy("mStatsLock") |
Jeff Sharkey | 4635f10 | 2017-09-01 11:27:13 -0600 | [diff] [blame] | 1118 | private void updatePersistThresholdsLocked() { |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 1119 | mDevRecorder.setPersistThreshold(mSettings.getDevPersistBytes(mPersistThreshold)); |
| 1120 | mXtRecorder.setPersistThreshold(mSettings.getXtPersistBytes(mPersistThreshold)); |
| 1121 | mUidRecorder.setPersistThreshold(mSettings.getUidPersistBytes(mPersistThreshold)); |
| 1122 | mUidTagRecorder.setPersistThreshold(mSettings.getUidTagPersistBytes(mPersistThreshold)); |
| 1123 | mGlobalAlertBytes = mSettings.getGlobalAlertBytes(mPersistThreshold); |
| 1124 | } |
| 1125 | |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1126 | /** |
Jeff Sharkey | cdd02c5d | 2011-09-16 01:52:49 -0700 | [diff] [blame] | 1127 | * Receiver that watches for {@link Tethering} to claim interface pairs. |
| 1128 | */ |
| 1129 | private BroadcastReceiver mTetherReceiver = new BroadcastReceiver() { |
| 1130 | @Override |
| 1131 | public void onReceive(Context context, Intent intent) { |
Jeff Sharkey | 1f0b13b | 2011-09-18 13:30:23 -0700 | [diff] [blame] | 1132 | performPoll(FLAG_PERSIST_NETWORK); |
Jeff Sharkey | cdd02c5d | 2011-09-16 01:52:49 -0700 | [diff] [blame] | 1133 | } |
| 1134 | }; |
| 1135 | |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1136 | private BroadcastReceiver mPollReceiver = new BroadcastReceiver() { |
| 1137 | @Override |
| 1138 | public void onReceive(Context context, Intent intent) { |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1139 | // on background handler thread, and verified UPDATE_DEVICE_STATS |
| 1140 | // permission above. |
Jeff Sharkey | 1f0b13b | 2011-09-18 13:30:23 -0700 | [diff] [blame] | 1141 | performPoll(FLAG_PERSIST_ALL); |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1142 | |
| 1143 | // verify that we're watching global alert |
| 1144 | registerGlobalAlert(); |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1145 | } |
| 1146 | }; |
| 1147 | |
Jeff Sharkey | b09540f | 2011-06-19 01:08:12 -0700 | [diff] [blame] | 1148 | private BroadcastReceiver mRemovedReceiver = new BroadcastReceiver() { |
| 1149 | @Override |
| 1150 | public void onReceive(Context context, Intent intent) { |
| 1151 | // on background handler thread, and UID_REMOVED is protected |
| 1152 | // broadcast. |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 1153 | |
| 1154 | final int uid = intent.getIntExtra(EXTRA_UID, -1); |
| 1155 | if (uid == -1) return; |
| 1156 | |
Jeff Sharkey | b09540f | 2011-06-19 01:08:12 -0700 | [diff] [blame] | 1157 | synchronized (mStatsLock) { |
Jeff Sharkey | 6248926 | 2011-07-17 12:53:28 -0700 | [diff] [blame] | 1158 | mWakeLock.acquire(); |
| 1159 | try { |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 1160 | removeUidsLocked(uid); |
| 1161 | } finally { |
| 1162 | mWakeLock.release(); |
| 1163 | } |
| 1164 | } |
| 1165 | } |
| 1166 | }; |
| 1167 | |
| 1168 | private BroadcastReceiver mUserReceiver = new BroadcastReceiver() { |
| 1169 | @Override |
| 1170 | public void onReceive(Context context, Intent intent) { |
| 1171 | // On background handler thread, and USER_REMOVED is protected |
| 1172 | // broadcast. |
| 1173 | |
| 1174 | final int userId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, -1); |
| 1175 | if (userId == -1) return; |
| 1176 | |
| 1177 | synchronized (mStatsLock) { |
| 1178 | mWakeLock.acquire(); |
| 1179 | try { |
| 1180 | removeUserLocked(userId); |
Jeff Sharkey | 6248926 | 2011-07-17 12:53:28 -0700 | [diff] [blame] | 1181 | } finally { |
| 1182 | mWakeLock.release(); |
| 1183 | } |
Jeff Sharkey | b09540f | 2011-06-19 01:08:12 -0700 | [diff] [blame] | 1184 | } |
| 1185 | } |
| 1186 | }; |
| 1187 | |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1188 | private BroadcastReceiver mShutdownReceiver = new BroadcastReceiver() { |
| 1189 | @Override |
| 1190 | public void onReceive(Context context, Intent intent) { |
Jeff Sharkey | b09540f | 2011-06-19 01:08:12 -0700 | [diff] [blame] | 1191 | // SHUTDOWN is protected broadcast. |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1192 | synchronized (mStatsLock) { |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 1193 | shutdownLocked(); |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1194 | } |
| 1195 | } |
| 1196 | }; |
| 1197 | |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1198 | /** |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1199 | * Observer that watches for {@link INetworkManagementService} alerts. |
| 1200 | */ |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1201 | private final INetworkManagementEventObserver mAlertObserver = new BaseNetworkObserver() { |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1202 | @Override |
| 1203 | public void limitReached(String limitName, String iface) { |
| 1204 | // only someone like NMS should be calling us |
paulhu | a6af6b6 | 2019-08-12 16:25:11 +0800 | [diff] [blame] | 1205 | NetworkStack.checkNetworkStackPermission(mContext); |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1206 | |
| 1207 | if (LIMIT_GLOBAL_ALERT.equals(limitName)) { |
Chalard Jean | d7c6e12 | 2018-08-22 10:21:26 +0900 | [diff] [blame] | 1208 | // kick off background poll to collect network stats unless there is already |
| 1209 | // such a call pending; UID stats are handled during normal polling interval. |
| 1210 | if (!mHandler.hasMessages(MSG_PERFORM_POLL_REGISTER_ALERT)) { |
| 1211 | mHandler.sendEmptyMessageDelayed(MSG_PERFORM_POLL_REGISTER_ALERT, |
junyulai | 9ff7b4e | 2019-11-22 22:27:21 +0800 | [diff] [blame] | 1212 | mSettings.getPollDelay()); |
Chalard Jean | d7c6e12 | 2018-08-22 10:21:26 +0900 | [diff] [blame] | 1213 | } |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1214 | } |
| 1215 | } |
| 1216 | }; |
| 1217 | |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 1218 | /** |
junyulai | 95a6a3d | 2020-03-04 12:58:00 +0800 | [diff] [blame] | 1219 | * Handle collapsed RAT type changed event. |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 1220 | */ |
junyulai | 95a6a3d | 2020-03-04 12:58:00 +0800 | [diff] [blame] | 1221 | @VisibleForTesting |
| 1222 | public void handleOnCollapsedRatTypeChanged() { |
| 1223 | // Protect service from frequently updating. Remove pending messages if any. |
| 1224 | mHandler.removeMessages(MSG_UPDATE_IFACES); |
| 1225 | mHandler.sendMessageDelayed( |
| 1226 | mHandler.obtainMessage(MSG_UPDATE_IFACES), mSettings.getPollDelay()); |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 1227 | } |
| 1228 | |
Varun Anand | d33cbc6 | 2019-02-07 14:13:13 -0800 | [diff] [blame] | 1229 | private void updateIfaces( |
| 1230 | Network[] defaultNetworks, |
Varun Anand | d33cbc6 | 2019-02-07 14:13:13 -0800 | [diff] [blame] | 1231 | NetworkState[] networkStates, |
| 1232 | String activeIface) { |
Jeff Sharkey | 367d15a | 2011-09-22 14:59:51 -0700 | [diff] [blame] | 1233 | synchronized (mStatsLock) { |
| 1234 | mWakeLock.acquire(); |
| 1235 | try { |
Varun Anand | d33cbc6 | 2019-02-07 14:13:13 -0800 | [diff] [blame] | 1236 | mActiveIface = activeIface; |
| 1237 | updateIfacesLocked(defaultNetworks, networkStates); |
Jeff Sharkey | 367d15a | 2011-09-22 14:59:51 -0700 | [diff] [blame] | 1238 | } finally { |
| 1239 | mWakeLock.release(); |
| 1240 | } |
| 1241 | } |
| 1242 | } |
| 1243 | |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1244 | /** |
Benedict Wong | 9fbbdeb | 2019-06-12 17:46:31 +0000 | [diff] [blame] | 1245 | * Inspect all current {@link NetworkState} to derive mapping from {@code iface} to {@link |
| 1246 | * NetworkStatsHistory}. When multiple {@link NetworkInfo} are active on a single {@code iface}, |
| 1247 | * they are combined under a single {@link NetworkIdentitySet}. |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1248 | */ |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1249 | @GuardedBy("mStatsLock") |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 1250 | private void updateIfacesLocked(@Nullable Network[] defaultNetworks, |
| 1251 | @NonNull NetworkState[] states) { |
Jeff Sharkey | 6341fce | 2012-03-06 19:59:57 -0800 | [diff] [blame] | 1252 | if (!mSystemReady) return; |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 1253 | if (LOGV) Slog.v(TAG, "updateIfacesLocked()"); |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1254 | |
| 1255 | // take one last stats snapshot before updating iface mapping. this |
| 1256 | // isn't perfect, since the kernel may already be counting traffic from |
| 1257 | // the updated network. |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 1258 | |
Jeff Sharkey | 1f0b13b | 2011-09-18 13:30:23 -0700 | [diff] [blame] | 1259 | // poll, but only persist network stats to keep codepath fast. UID stats |
| 1260 | // will be persisted during next alarm poll event. |
| 1261 | performPollLocked(FLAG_PERSIST_NETWORK); |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1262 | |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 1263 | // Rebuild active interfaces based on connected networks |
Jeff Sharkey | 1b5a2a9 | 2011-06-18 18:34:16 -0700 | [diff] [blame] | 1264 | mActiveIfaces.clear(); |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 1265 | mActiveUidIfaces.clear(); |
Lorenzo Colitti | c78da29 | 2018-01-19 00:50:48 +0900 | [diff] [blame] | 1266 | if (defaultNetworks != null) { |
| 1267 | // Caller is ConnectivityService. Update the list of default networks. |
| 1268 | mDefaultNetworks = defaultNetworks; |
| 1269 | } |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1270 | |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 1271 | mLastNetworkStates = states; |
| 1272 | |
junyulai | 1be2d73 | 2020-01-02 19:35:59 +0800 | [diff] [blame] | 1273 | final boolean combineSubtypeEnabled = mSettings.getCombineSubtypeEnabled(); |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 1274 | final ArraySet<String> mobileIfaces = new ArraySet<>(); |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1275 | for (NetworkState state : states) { |
| 1276 | if (state.networkInfo.isConnected()) { |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 1277 | final boolean isMobile = isNetworkTypeMobile(state.networkInfo.getType()); |
Lorenzo Colitti | d3e4a1e | 2018-01-19 01:12:04 +0900 | [diff] [blame] | 1278 | final boolean isDefault = ArrayUtils.contains(mDefaultNetworks, state.network); |
junyulai | 1be2d73 | 2020-01-02 19:35:59 +0800 | [diff] [blame] | 1279 | final int subType = combineSubtypeEnabled ? SUBTYPE_COMBINED |
| 1280 | : getSubTypeForState(state); |
Lorenzo Colitti | d3e4a1e | 2018-01-19 01:12:04 +0900 | [diff] [blame] | 1281 | final NetworkIdentity ident = NetworkIdentity.buildNetworkIdentity(mContext, state, |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 1282 | isDefault, subType); |
Jeff Sharkey | 1b5a2a9 | 2011-06-18 18:34:16 -0700 | [diff] [blame] | 1283 | |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 1284 | // Traffic occurring on the base interface is always counted for |
| 1285 | // both total usage and UID details. |
| 1286 | final String baseIface = state.linkProperties.getInterfaceName(); |
Jeff Sharkey | 9da2f1e | 2014-08-14 12:55:00 -0700 | [diff] [blame] | 1287 | if (baseIface != null) { |
| 1288 | findOrCreateNetworkIdentitySet(mActiveIfaces, baseIface).add(ident); |
| 1289 | findOrCreateNetworkIdentitySet(mActiveUidIfaces, baseIface).add(ident); |
Jack Yu | b6587ea | 2016-06-22 11:35:10 -0700 | [diff] [blame] | 1290 | |
| 1291 | // Build a separate virtual interface for VT (Video Telephony) data usage. |
| 1292 | // Only do this when IMS is not metered, but VT is metered. |
| 1293 | // If IMS is metered, then the IMS network usage has already included VT usage. |
| 1294 | // VT is considered always metered in framework's layer. If VT is not metered |
| 1295 | // per carrier's policy, modem will report 0 usage for VT calls. |
| 1296 | if (state.networkCapabilities.hasCapability( |
| 1297 | NetworkCapabilities.NET_CAPABILITY_IMS) && !ident.getMetered()) { |
| 1298 | |
| 1299 | // Copy the identify from IMS one but mark it as metered. |
| 1300 | NetworkIdentity vtIdent = new NetworkIdentity(ident.getType(), |
| 1301 | ident.getSubType(), ident.getSubscriberId(), ident.getNetworkId(), |
Lorenzo Colitti | d3e4a1e | 2018-01-19 01:12:04 +0900 | [diff] [blame] | 1302 | ident.getRoaming(), true /* metered */, |
| 1303 | true /* onDefaultNetwork */); |
junyulai | d27a172 | 2019-11-15 17:15:01 +0800 | [diff] [blame] | 1304 | findOrCreateNetworkIdentitySet(mActiveIfaces, IFACE_VT).add(vtIdent); |
| 1305 | findOrCreateNetworkIdentitySet(mActiveUidIfaces, IFACE_VT).add(vtIdent); |
Jack Yu | b6587ea | 2016-06-22 11:35:10 -0700 | [diff] [blame] | 1306 | } |
| 1307 | |
Jeff Sharkey | 9da2f1e | 2014-08-14 12:55:00 -0700 | [diff] [blame] | 1308 | if (isMobile) { |
| 1309 | mobileIfaces.add(baseIface); |
| 1310 | } |
Jeff Sharkey | 1b5a2a9 | 2011-06-18 18:34:16 -0700 | [diff] [blame] | 1311 | } |
| 1312 | |
junyulai | 669ef46 | 2019-06-28 16:47:49 +0800 | [diff] [blame] | 1313 | // Traffic occurring on stacked interfaces is usually clatd. |
| 1314 | // UID stats are always counted on the stacked interface and never |
| 1315 | // on the base interface, because the packets on the base interface |
| 1316 | // do not actually match application sockets until they are translated. |
| 1317 | // |
| 1318 | // Interface stats are more complicated. Packets subject to BPF offload |
| 1319 | // never appear on the base interface and only appear on the stacked |
| 1320 | // interface, so to ensure those packets increment interface stats, interface |
| 1321 | // stats from stacked interfaces must be collected. |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 1322 | final List<LinkProperties> stackedLinks = state.linkProperties.getStackedLinks(); |
| 1323 | for (LinkProperties stackedLink : stackedLinks) { |
| 1324 | final String stackedIface = stackedLink.getInterfaceName(); |
Jeff Sharkey | 9da2f1e | 2014-08-14 12:55:00 -0700 | [diff] [blame] | 1325 | if (stackedIface != null) { |
junyulai | 669ef46 | 2019-06-28 16:47:49 +0800 | [diff] [blame] | 1326 | if (mUseBpfTrafficStats) { |
| 1327 | findOrCreateNetworkIdentitySet(mActiveIfaces, stackedIface).add(ident); |
| 1328 | } |
Jeff Sharkey | 9da2f1e | 2014-08-14 12:55:00 -0700 | [diff] [blame] | 1329 | findOrCreateNetworkIdentitySet(mActiveUidIfaces, stackedIface).add(ident); |
| 1330 | if (isMobile) { |
| 1331 | mobileIfaces.add(stackedIface); |
| 1332 | } |
Remi NGUYEN VAN | 088ff68 | 2018-03-06 12:36:54 +0900 | [diff] [blame] | 1333 | |
Lorenzo Colitti | 8b57713 | 2019-06-24 13:28:04 +0900 | [diff] [blame] | 1334 | mStatsFactory.noteStackedIface(stackedIface, baseIface); |
Jeff Sharkey | 234766a | 2012-04-10 19:48:07 -0700 | [diff] [blame] | 1335 | } |
| 1336 | } |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1337 | } |
| 1338 | } |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 1339 | |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 1340 | mMobileIfaces = mobileIfaces.toArray(new String[mobileIfaces.size()]); |
| 1341 | } |
| 1342 | |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 1343 | /** |
junyulai | 1be2d73 | 2020-01-02 19:35:59 +0800 | [diff] [blame] | 1344 | * For networks with {@code TRANSPORT_CELLULAR}, get subType that was obtained through |
| 1345 | * {@link PhoneStateListener}. Otherwise, return 0 given that other networks with different |
| 1346 | * transport types do not actually fill this value. |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 1347 | */ |
| 1348 | private int getSubTypeForState(@NonNull NetworkState state) { |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 1349 | if (!state.networkCapabilities.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR)) { |
| 1350 | return 0; |
| 1351 | } |
| 1352 | |
junyulai | 95a6a3d | 2020-03-04 12:58:00 +0800 | [diff] [blame] | 1353 | return mNetworkStatsSubscriptionsMonitor.getRatTypeForSubscriberId(state.subscriberId); |
junyulai | f2d6fd5 | 2019-12-12 19:42:59 +0800 | [diff] [blame] | 1354 | } |
| 1355 | |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 1356 | private static <K> NetworkIdentitySet findOrCreateNetworkIdentitySet( |
| 1357 | ArrayMap<K, NetworkIdentitySet> map, K key) { |
| 1358 | NetworkIdentitySet ident = map.get(key); |
| 1359 | if (ident == null) { |
| 1360 | ident = new NetworkIdentitySet(); |
| 1361 | map.put(key, ident); |
| 1362 | } |
| 1363 | return ident; |
Jeff Sharkey | d2a4587 | 2011-05-28 20:56:34 -0700 | [diff] [blame] | 1364 | } |
| 1365 | |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1366 | @GuardedBy("mStatsLock") |
Wenchao Tong | f5ea340 | 2015-03-04 13:26:38 -0800 | [diff] [blame] | 1367 | private void recordSnapshotLocked(long currentTime) throws RemoteException { |
| 1368 | // snapshot and record current counters; read UID stats first to |
Jack Yu | b6587ea | 2016-06-22 11:35:10 -0700 | [diff] [blame] | 1369 | // avoid over counting dev stats. |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1370 | Trace.traceBegin(TRACE_TAG_NETWORK, "snapshotUid"); |
Remi NGUYEN VAN | 088ff68 | 2018-03-06 12:36:54 +0900 | [diff] [blame] | 1371 | final NetworkStats uidSnapshot = getNetworkStatsUidDetail(INTERFACES_ALL); |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1372 | Trace.traceEnd(TRACE_TAG_NETWORK); |
| 1373 | Trace.traceBegin(TRACE_TAG_NETWORK, "snapshotXt"); |
junyulai | 5bbd626 | 2020-01-14 18:41:08 +0800 | [diff] [blame] | 1374 | final NetworkStats xtSnapshot = readNetworkStatsSummaryXt(); |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1375 | Trace.traceEnd(TRACE_TAG_NETWORK); |
| 1376 | Trace.traceBegin(TRACE_TAG_NETWORK, "snapshotDev"); |
Lorenzo Colitti | 8b57713 | 2019-06-24 13:28:04 +0900 | [diff] [blame] | 1377 | final NetworkStats devSnapshot = readNetworkStatsSummaryDev(); |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1378 | Trace.traceEnd(TRACE_TAG_NETWORK); |
Wenchao Tong | f5ea340 | 2015-03-04 13:26:38 -0800 | [diff] [blame] | 1379 | |
Lorenzo Colitti | 5356a35 | 2017-08-17 19:23:08 +0900 | [diff] [blame] | 1380 | // Tethering snapshot for dev and xt stats. Counts per-interface data from tethering stats |
| 1381 | // providers that isn't already counted by dev and XT stats. |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1382 | Trace.traceBegin(TRACE_TAG_NETWORK, "snapshotTether"); |
Lorenzo Colitti | 5356a35 | 2017-08-17 19:23:08 +0900 | [diff] [blame] | 1383 | final NetworkStats tetherSnapshot = getNetworkStatsTethering(STATS_PER_IFACE); |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1384 | Trace.traceEnd(TRACE_TAG_NETWORK); |
Lorenzo Colitti | 5356a35 | 2017-08-17 19:23:08 +0900 | [diff] [blame] | 1385 | xtSnapshot.combineAllValues(tetherSnapshot); |
| 1386 | devSnapshot.combineAllValues(tetherSnapshot); |
Jeff Davidson | 4ff3bcf | 2016-06-15 13:31:52 -0700 | [diff] [blame] | 1387 | |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1388 | // Snapshot for dev/xt stats from all custom stats providers. Counts per-interface data |
| 1389 | // from stats providers that isn't already counted by dev and XT stats. |
| 1390 | Trace.traceBegin(TRACE_TAG_NETWORK, "snapshotStatsProvider"); |
| 1391 | final NetworkStats providersnapshot = getNetworkStatsFromProviders(STATS_PER_IFACE); |
| 1392 | Trace.traceEnd(TRACE_TAG_NETWORK); |
| 1393 | xtSnapshot.combineAllValues(providersnapshot); |
| 1394 | devSnapshot.combineAllValues(providersnapshot); |
| 1395 | |
Jeff Davidson | 4ff3bcf | 2016-06-15 13:31:52 -0700 | [diff] [blame] | 1396 | // For xt/dev, we pass a null VPN array because usage is aggregated by UID, so VPN traffic |
| 1397 | // can't be reattributed to responsible apps. |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1398 | Trace.traceBegin(TRACE_TAG_NETWORK, "recordDev"); |
Benedict Wong | 833603c | 2019-06-13 10:54:38 -0700 | [diff] [blame] | 1399 | mDevRecorder.recordSnapshotLocked(devSnapshot, mActiveIfaces, currentTime); |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1400 | Trace.traceEnd(TRACE_TAG_NETWORK); |
| 1401 | Trace.traceBegin(TRACE_TAG_NETWORK, "recordXt"); |
Benedict Wong | 833603c | 2019-06-13 10:54:38 -0700 | [diff] [blame] | 1402 | mXtRecorder.recordSnapshotLocked(xtSnapshot, mActiveIfaces, currentTime); |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1403 | Trace.traceEnd(TRACE_TAG_NETWORK); |
Jeff Davidson | 4ff3bcf | 2016-06-15 13:31:52 -0700 | [diff] [blame] | 1404 | |
| 1405 | // For per-UID stats, pass the VPN info so VPN traffic is reattributed to responsible apps. |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1406 | Trace.traceBegin(TRACE_TAG_NETWORK, "recordUid"); |
Benedict Wong | 833603c | 2019-06-13 10:54:38 -0700 | [diff] [blame] | 1407 | mUidRecorder.recordSnapshotLocked(uidSnapshot, mActiveUidIfaces, currentTime); |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1408 | Trace.traceEnd(TRACE_TAG_NETWORK); |
| 1409 | Trace.traceBegin(TRACE_TAG_NETWORK, "recordUidTag"); |
Benedict Wong | 833603c | 2019-06-13 10:54:38 -0700 | [diff] [blame] | 1410 | mUidTagRecorder.recordSnapshotLocked(uidSnapshot, mActiveUidIfaces, currentTime); |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1411 | Trace.traceEnd(TRACE_TAG_NETWORK); |
Antonio Cansado | cd42acd | 2016-02-17 13:03:38 -0800 | [diff] [blame] | 1412 | |
| 1413 | // We need to make copies of member fields that are sent to the observer to avoid |
| 1414 | // a race condition between the service handler thread and the observer's |
| 1415 | mStatsObservers.updateStats(xtSnapshot, uidSnapshot, new ArrayMap<>(mActiveIfaces), |
Benedict Wong | 833603c | 2019-06-13 10:54:38 -0700 | [diff] [blame] | 1416 | new ArrayMap<>(mActiveUidIfaces), currentTime); |
Wenchao Tong | f5ea340 | 2015-03-04 13:26:38 -0800 | [diff] [blame] | 1417 | } |
| 1418 | |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 1419 | /** |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1420 | * Bootstrap initial stats snapshot, usually during {@link #systemReady()} |
| 1421 | * so we have baseline values without double-counting. |
| 1422 | */ |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1423 | @GuardedBy("mStatsLock") |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1424 | private void bootstrapStatsLocked() { |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 1425 | final long currentTime = mClock.millis(); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1426 | |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1427 | try { |
Wenchao Tong | f5ea340 | 2015-03-04 13:26:38 -0800 | [diff] [blame] | 1428 | recordSnapshotLocked(currentTime); |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1429 | } catch (IllegalStateException e) { |
| 1430 | Slog.w(TAG, "problem reading network stats: " + e); |
| 1431 | } catch (RemoteException e) { |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 1432 | // ignored; service lives in system_server |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1433 | } |
| 1434 | } |
| 1435 | |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 1436 | private void performPoll(int flags) { |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1437 | synchronized (mStatsLock) { |
| 1438 | mWakeLock.acquire(); |
Jeff Sharkey | 684c54a | 2011-11-16 17:46:30 -0800 | [diff] [blame] | 1439 | |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1440 | try { |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 1441 | performPollLocked(flags); |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1442 | } finally { |
| 1443 | mWakeLock.release(); |
| 1444 | } |
| 1445 | } |
| 1446 | } |
| 1447 | |
| 1448 | /** |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 1449 | * Periodic poll operation, reading current statistics and recording into |
| 1450 | * {@link NetworkStatsHistory}. |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 1451 | */ |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1452 | @GuardedBy("mStatsLock") |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 1453 | private void performPollLocked(int flags) { |
Jeff Sharkey | 6341fce | 2012-03-06 19:59:57 -0800 | [diff] [blame] | 1454 | if (!mSystemReady) return; |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 1455 | if (LOGV) Slog.v(TAG, "performPollLocked(flags=0x" + Integer.toHexString(flags) + ")"); |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1456 | Trace.traceBegin(TRACE_TAG_NETWORK, "performPollLocked"); |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1457 | |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 1458 | final boolean persistNetwork = (flags & FLAG_PERSIST_NETWORK) != 0; |
| 1459 | final boolean persistUid = (flags & FLAG_PERSIST_UID) != 0; |
Jeff Sharkey | 1f0b13b | 2011-09-18 13:30:23 -0700 | [diff] [blame] | 1460 | final boolean persistForce = (flags & FLAG_PERSIST_FORCE) != 0; |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 1461 | |
junyulai | 05a04c2 | 2020-02-12 14:55:54 +0800 | [diff] [blame] | 1462 | // Request asynchronous stats update from all providers for next poll. And wait a bit of |
Treehugger Robot | 37ec867 | 2020-05-12 11:06:23 +0000 | [diff] [blame] | 1463 | // time to allow providers report-in given that normally binder call should be fast. Note |
| 1464 | // that size of list might be changed because addition/removing at the same time. For |
| 1465 | // addition, the stats of the missed provider can only be collected in next poll; |
| 1466 | // for removal, wait might take up to MAX_STATS_PROVIDER_POLL_WAIT_TIME_MS |
| 1467 | // once that happened. |
junyulai | 05a04c2 | 2020-02-12 14:55:54 +0800 | [diff] [blame] | 1468 | // TODO: request with a valid token. |
| 1469 | Trace.traceBegin(TRACE_TAG_NETWORK, "provider.requestStatsUpdate"); |
Treehugger Robot | 37ec867 | 2020-05-12 11:06:23 +0000 | [diff] [blame] | 1470 | final int registeredCallbackCount = mStatsProviderCbList.size(); |
junyulai | 05a04c2 | 2020-02-12 14:55:54 +0800 | [diff] [blame] | 1471 | mStatsProviderSem.drainPermits(); |
junyulai | ea8f185b | 2020-03-06 14:50:48 +0800 | [diff] [blame] | 1472 | invokeForAllStatsProviderCallbacks( |
| 1473 | (cb) -> cb.mProvider.onRequestStatsUpdate(0 /* unused */)); |
junyulai | 05a04c2 | 2020-02-12 14:55:54 +0800 | [diff] [blame] | 1474 | try { |
| 1475 | mStatsProviderSem.tryAcquire(registeredCallbackCount, |
| 1476 | MAX_STATS_PROVIDER_POLL_WAIT_TIME_MS, TimeUnit.MILLISECONDS); |
| 1477 | } catch (InterruptedException e) { |
| 1478 | // Strictly speaking it's possible a provider happened to deliver between the timeout |
| 1479 | // and the log, and that doesn't matter too much as this is just a debug log. |
| 1480 | Log.d(TAG, "requestStatsUpdate - providers responded " |
| 1481 | + mStatsProviderSem.availablePermits() |
| 1482 | + "/" + registeredCallbackCount + " : " + e); |
| 1483 | } |
| 1484 | Trace.traceEnd(TRACE_TAG_NETWORK); |
| 1485 | |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1486 | // TODO: consider marking "untrusted" times in historical stats |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 1487 | final long currentTime = mClock.millis(); |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1488 | |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1489 | try { |
Wenchao Tong | f5ea340 | 2015-03-04 13:26:38 -0800 | [diff] [blame] | 1490 | recordSnapshotLocked(currentTime); |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 1491 | } catch (IllegalStateException e) { |
| 1492 | Log.wtf(TAG, "problem reading network stats", e); |
Jeff Sharkey | 905b589 | 2011-09-30 15:19:49 -0700 | [diff] [blame] | 1493 | return; |
Jeff Sharkey | b3d5957 | 2011-09-07 17:20:27 -0700 | [diff] [blame] | 1494 | } catch (RemoteException e) { |
| 1495 | // ignored; service lives in system_server |
Jeff Sharkey | 905b589 | 2011-09-30 15:19:49 -0700 | [diff] [blame] | 1496 | return; |
| 1497 | } |
| 1498 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1499 | // persist any pending data depending on requested flags |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1500 | Trace.traceBegin(TRACE_TAG_NETWORK, "[persisting]"); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1501 | if (persistForce) { |
| 1502 | mDevRecorder.forcePersistLocked(currentTime); |
Jeff Sharkey | e8914c3 | 2012-05-01 16:26:09 -0700 | [diff] [blame] | 1503 | mXtRecorder.forcePersistLocked(currentTime); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1504 | mUidRecorder.forcePersistLocked(currentTime); |
| 1505 | mUidTagRecorder.forcePersistLocked(currentTime); |
| 1506 | } else { |
| 1507 | if (persistNetwork) { |
| 1508 | mDevRecorder.maybePersistLocked(currentTime); |
Jeff Sharkey | e8914c3 | 2012-05-01 16:26:09 -0700 | [diff] [blame] | 1509 | mXtRecorder.maybePersistLocked(currentTime); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1510 | } |
| 1511 | if (persistUid) { |
| 1512 | mUidRecorder.maybePersistLocked(currentTime); |
| 1513 | mUidTagRecorder.maybePersistLocked(currentTime); |
| 1514 | } |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 1515 | } |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1516 | Trace.traceEnd(TRACE_TAG_NETWORK); |
Jeff Sharkey | 8e9992a | 2011-08-23 18:37:23 -0700 | [diff] [blame] | 1517 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1518 | if (mSettings.getSampleEnabled()) { |
Jeff Sharkey | 905b589 | 2011-09-30 15:19:49 -0700 | [diff] [blame] | 1519 | // sample stats after each full poll |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1520 | performSampleLocked(); |
Jeff Sharkey | 905b589 | 2011-09-30 15:19:49 -0700 | [diff] [blame] | 1521 | } |
Jeff Sharkey | 07b0dd9 | 2011-09-01 13:06:19 -0700 | [diff] [blame] | 1522 | |
Jeff Sharkey | 497e443 | 2011-06-14 17:27:29 -0700 | [diff] [blame] | 1523 | // finally, dispatch updated event to any listeners |
Lucas Lin | 62ee8f6 | 2020-05-07 10:12:30 +0000 | [diff] [blame] | 1524 | mHandler.sendMessage(mHandler.obtainMessage(MSG_BROADCAST_NETWORK_STATS_UPDATED)); |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1525 | |
| 1526 | Trace.traceEnd(TRACE_TAG_NETWORK); |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 1527 | } |
| 1528 | |
| 1529 | /** |
Jeff Sharkey | 07b0dd9 | 2011-09-01 13:06:19 -0700 | [diff] [blame] | 1530 | * Sample recent statistics summary into {@link EventLog}. |
| 1531 | */ |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1532 | @GuardedBy("mStatsLock") |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1533 | private void performSampleLocked() { |
| 1534 | // TODO: migrate trustedtime fixes to separate binary log events |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 1535 | final long currentTime = mClock.millis(); |
Jeff Sharkey | 905b589 | 2011-09-30 15:19:49 -0700 | [diff] [blame] | 1536 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1537 | NetworkTemplate template; |
| 1538 | NetworkStats.Entry devTotal; |
| 1539 | NetworkStats.Entry xtTotal; |
| 1540 | NetworkStats.Entry uidTotal; |
Jeff Sharkey | 07b0dd9 | 2011-09-01 13:06:19 -0700 | [diff] [blame] | 1541 | |
| 1542 | // collect mobile sample |
Jeff Sharkey | 234766a | 2012-04-10 19:48:07 -0700 | [diff] [blame] | 1543 | template = buildTemplateMobileWildcard(); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1544 | devTotal = mDevRecorder.getTotalSinceBootLocked(template); |
Jeff Sharkey | e8914c3 | 2012-05-01 16:26:09 -0700 | [diff] [blame] | 1545 | xtTotal = mXtRecorder.getTotalSinceBootLocked(template); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1546 | uidTotal = mUidRecorder.getTotalSinceBootLocked(template); |
Jeff Sharkey | 684c54a | 2011-11-16 17:46:30 -0800 | [diff] [blame] | 1547 | |
Jeff Sharkey | 905b589 | 2011-09-30 15:19:49 -0700 | [diff] [blame] | 1548 | EventLogTags.writeNetstatsMobileSample( |
| 1549 | devTotal.rxBytes, devTotal.rxPackets, devTotal.txBytes, devTotal.txPackets, |
| 1550 | xtTotal.rxBytes, xtTotal.rxPackets, xtTotal.txBytes, xtTotal.txPackets, |
| 1551 | uidTotal.rxBytes, uidTotal.rxPackets, uidTotal.txBytes, uidTotal.txPackets, |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 1552 | currentTime); |
Jeff Sharkey | 07b0dd9 | 2011-09-01 13:06:19 -0700 | [diff] [blame] | 1553 | |
| 1554 | // collect wifi sample |
Jeff Sharkey | 8fc27e8 | 2012-04-04 20:40:58 -0700 | [diff] [blame] | 1555 | template = buildTemplateWifiWildcard(); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1556 | devTotal = mDevRecorder.getTotalSinceBootLocked(template); |
Jeff Sharkey | e8914c3 | 2012-05-01 16:26:09 -0700 | [diff] [blame] | 1557 | xtTotal = mXtRecorder.getTotalSinceBootLocked(template); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1558 | uidTotal = mUidRecorder.getTotalSinceBootLocked(template); |
| 1559 | |
Jeff Sharkey | 905b589 | 2011-09-30 15:19:49 -0700 | [diff] [blame] | 1560 | EventLogTags.writeNetstatsWifiSample( |
| 1561 | devTotal.rxBytes, devTotal.rxPackets, devTotal.txBytes, devTotal.txPackets, |
| 1562 | xtTotal.rxBytes, xtTotal.rxPackets, xtTotal.txBytes, xtTotal.txPackets, |
| 1563 | uidTotal.rxBytes, uidTotal.rxPackets, uidTotal.txBytes, uidTotal.txPackets, |
Jeff Sharkey | 9911a28 | 2018-02-14 22:29:11 -0700 | [diff] [blame] | 1564 | currentTime); |
Jeff Sharkey | 07b0dd9 | 2011-09-01 13:06:19 -0700 | [diff] [blame] | 1565 | } |
| 1566 | |
| 1567 | /** |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1568 | * Clean up {@link #mUidRecorder} after UID is removed. |
Jeff Sharkey | b09540f | 2011-06-19 01:08:12 -0700 | [diff] [blame] | 1569 | */ |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1570 | @GuardedBy("mStatsLock") |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 1571 | private void removeUidsLocked(int... uids) { |
| 1572 | if (LOGV) Slog.v(TAG, "removeUidsLocked() for UIDs " + Arrays.toString(uids)); |
| 1573 | |
| 1574 | // Perform one last poll before removing |
Jeff Sharkey | 163e644 | 2011-10-31 16:37:52 -0700 | [diff] [blame] | 1575 | performPollLocked(FLAG_PERSIST_ALL); |
| 1576 | |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 1577 | mUidRecorder.removeUidsLocked(uids); |
| 1578 | mUidTagRecorder.removeUidsLocked(uids); |
Jeff Sharkey | 163e644 | 2011-10-31 16:37:52 -0700 | [diff] [blame] | 1579 | |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 1580 | // Clear kernel stats associated with UID |
| 1581 | for (int uid : uids) { |
| 1582 | resetKernelUidStats(uid); |
| 1583 | } |
| 1584 | } |
| 1585 | |
| 1586 | /** |
| 1587 | * Clean up {@link #mUidRecorder} after user is removed. |
| 1588 | */ |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1589 | @GuardedBy("mStatsLock") |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 1590 | private void removeUserLocked(int userId) { |
| 1591 | if (LOGV) Slog.v(TAG, "removeUserLocked() for userId=" + userId); |
| 1592 | |
| 1593 | // Build list of UIDs that we should clean up |
| 1594 | int[] uids = new int[0]; |
| 1595 | final List<ApplicationInfo> apps = mContext.getPackageManager().getInstalledApplications( |
Amith Yamasani | 0d1fd8d | 2016-10-12 14:21:51 -0700 | [diff] [blame] | 1596 | PackageManager.MATCH_ANY_USER |
| 1597 | | PackageManager.MATCH_DISABLED_COMPONENTS); |
Jeff Sharkey | daa57e8 | 2012-09-19 14:10:39 -0700 | [diff] [blame] | 1598 | for (ApplicationInfo app : apps) { |
| 1599 | final int uid = UserHandle.getUid(userId, app.uid); |
| 1600 | uids = ArrayUtils.appendInt(uids, uid); |
| 1601 | } |
| 1602 | |
| 1603 | removeUidsLocked(uids); |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1604 | } |
| 1605 | |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 1606 | private class NetworkStatsManagerInternalImpl extends NetworkStatsManagerInternal { |
| 1607 | @Override |
| 1608 | public long getNetworkTotalBytes(NetworkTemplate template, long start, long end) { |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1609 | Trace.traceBegin(TRACE_TAG_NETWORK, "getNetworkTotalBytes"); |
| 1610 | try { |
| 1611 | return NetworkStatsService.this.getNetworkTotalBytes(template, start, end); |
| 1612 | } finally { |
| 1613 | Trace.traceEnd(TRACE_TAG_NETWORK); |
| 1614 | } |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 1615 | } |
| 1616 | |
| 1617 | @Override |
| 1618 | public NetworkStats getNetworkUidBytes(NetworkTemplate template, long start, long end) { |
Jeff Sharkey | 0007239 | 2018-04-12 14:26:32 -0600 | [diff] [blame] | 1619 | Trace.traceBegin(TRACE_TAG_NETWORK, "getNetworkUidBytes"); |
| 1620 | try { |
| 1621 | return NetworkStatsService.this.getNetworkUidBytes(template, start, end); |
| 1622 | } finally { |
| 1623 | Trace.traceEnd(TRACE_TAG_NETWORK); |
| 1624 | } |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 1625 | } |
| 1626 | |
| 1627 | @Override |
| 1628 | public void setUidForeground(int uid, boolean uidForeground) { |
| 1629 | NetworkStatsService.this.setUidForeground(uid, uidForeground); |
| 1630 | } |
| 1631 | |
| 1632 | @Override |
| 1633 | public void advisePersistThreshold(long thresholdBytes) { |
| 1634 | NetworkStatsService.this.advisePersistThreshold(thresholdBytes); |
| 1635 | } |
| 1636 | |
| 1637 | @Override |
| 1638 | public void forceUpdate() { |
| 1639 | NetworkStatsService.this.forceUpdate(); |
| 1640 | } |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1641 | |
| 1642 | @Override |
junyulai | 7d058ec | 2020-01-21 13:52:04 +0800 | [diff] [blame] | 1643 | public void setStatsProviderLimitAsync(@NonNull String iface, long quota) { |
Treehugger Robot | 37ec867 | 2020-05-12 11:06:23 +0000 | [diff] [blame] | 1644 | if (LOGV) Slog.v(TAG, "setStatsProviderLimitAsync(" + iface + "," + quota + ")"); |
junyulai | ea8f185b | 2020-03-06 14:50:48 +0800 | [diff] [blame] | 1645 | invokeForAllStatsProviderCallbacks((cb) -> cb.mProvider.onSetLimit(iface, quota)); |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1646 | } |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 1647 | } |
| 1648 | |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1649 | @Override |
Jeff Sharkey | 55a442e | 2014-11-18 18:22:21 -0800 | [diff] [blame] | 1650 | protected void dump(FileDescriptor fd, PrintWriter rawWriter, String[] args) { |
Jeff Sharkey | fe9a53b | 2017-03-31 14:08:23 -0600 | [diff] [blame] | 1651 | if (!DumpUtils.checkDumpPermission(mContext, TAG, rawWriter)) return; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1652 | |
Jeff Sharkey | 55a442e | 2014-11-18 18:22:21 -0800 | [diff] [blame] | 1653 | long duration = DateUtils.DAY_IN_MILLIS; |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 1654 | final HashSet<String> argSet = new HashSet<String>(); |
| 1655 | for (String arg : args) { |
| 1656 | argSet.add(arg); |
Jeff Sharkey | 55a442e | 2014-11-18 18:22:21 -0800 | [diff] [blame] | 1657 | |
| 1658 | if (arg.startsWith("--duration=")) { |
| 1659 | try { |
| 1660 | duration = Long.parseLong(arg.substring(11)); |
| 1661 | } catch (NumberFormatException ignored) { |
| 1662 | } |
| 1663 | } |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1664 | } |
| 1665 | |
Jeff Sharkey | 706498d | 2012-02-06 17:35:07 -0800 | [diff] [blame] | 1666 | // usage: dumpsys netstats --full --uid --tag --poll --checkin |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1667 | final boolean poll = argSet.contains("--poll") || argSet.contains("poll"); |
Jeff Sharkey | 706498d | 2012-02-06 17:35:07 -0800 | [diff] [blame] | 1668 | final boolean checkin = argSet.contains("--checkin"); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1669 | final boolean fullHistory = argSet.contains("--full") || argSet.contains("full"); |
| 1670 | final boolean includeUid = argSet.contains("--uid") || argSet.contains("detail"); |
| 1671 | final boolean includeTag = argSet.contains("--tag") || argSet.contains("detail"); |
| 1672 | |
Jeff Sharkey | 55a442e | 2014-11-18 18:22:21 -0800 | [diff] [blame] | 1673 | final IndentingPrintWriter pw = new IndentingPrintWriter(rawWriter, " "); |
Jeff Sharkey | 350083e | 2011-06-29 10:45:16 -0700 | [diff] [blame] | 1674 | |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 1675 | synchronized (mStatsLock) { |
Makoto Onuki | da65a52 | 2017-01-13 10:23:30 -0800 | [diff] [blame] | 1676 | if (args.length > 0 && "--proto".equals(args[0])) { |
| 1677 | // In this case ignore all other arguments. |
Jeff Sharkey | 4635f10 | 2017-09-01 11:27:13 -0600 | [diff] [blame] | 1678 | dumpProtoLocked(fd); |
Makoto Onuki | da65a52 | 2017-01-13 10:23:30 -0800 | [diff] [blame] | 1679 | return; |
| 1680 | } |
| 1681 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1682 | if (poll) { |
Jeff Sharkey | 1f0b13b | 2011-09-18 13:30:23 -0700 | [diff] [blame] | 1683 | performPollLocked(FLAG_PERSIST_ALL | FLAG_PERSIST_FORCE); |
Jeff Sharkey | 3f39135 | 2011-06-05 17:42:53 -0700 | [diff] [blame] | 1684 | pw.println("Forced poll"); |
| 1685 | return; |
| 1686 | } |
| 1687 | |
Jeff Sharkey | 706498d | 2012-02-06 17:35:07 -0800 | [diff] [blame] | 1688 | if (checkin) { |
Jeff Sharkey | 55a442e | 2014-11-18 18:22:21 -0800 | [diff] [blame] | 1689 | final long end = System.currentTimeMillis(); |
| 1690 | final long start = end - duration; |
| 1691 | |
| 1692 | pw.print("v1,"); |
| 1693 | pw.print(start / SECOND_IN_MILLIS); pw.print(','); |
| 1694 | pw.print(end / SECOND_IN_MILLIS); pw.println(); |
| 1695 | |
| 1696 | pw.println("xt"); |
| 1697 | mXtRecorder.dumpCheckin(rawWriter, start, end); |
| 1698 | |
| 1699 | if (includeUid) { |
| 1700 | pw.println("uid"); |
| 1701 | mUidRecorder.dumpCheckin(rawWriter, start, end); |
Jeff Sharkey | 706498d | 2012-02-06 17:35:07 -0800 | [diff] [blame] | 1702 | } |
Jeff Sharkey | 55a442e | 2014-11-18 18:22:21 -0800 | [diff] [blame] | 1703 | if (includeTag) { |
| 1704 | pw.println("tag"); |
| 1705 | mUidTagRecorder.dumpCheckin(rawWriter, start, end); |
| 1706 | } |
Jeff Sharkey | 706498d | 2012-02-06 17:35:07 -0800 | [diff] [blame] | 1707 | return; |
| 1708 | } |
| 1709 | |
junyulai | 1be2d73 | 2020-01-02 19:35:59 +0800 | [diff] [blame] | 1710 | pw.println("Configs:"); |
| 1711 | pw.increaseIndent(); |
| 1712 | pw.printPair(NETSTATS_COMBINE_SUBTYPE_ENABLED, mSettings.getCombineSubtypeEnabled()); |
| 1713 | pw.println(); |
| 1714 | pw.decreaseIndent(); |
| 1715 | |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 1716 | pw.println("Active interfaces:"); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1717 | pw.increaseIndent(); |
Jeff Sharkey | eb2c2c7 | 2014-08-11 15:22:51 -0700 | [diff] [blame] | 1718 | for (int i = 0; i < mActiveIfaces.size(); i++) { |
| 1719 | pw.printPair("iface", mActiveIfaces.keyAt(i)); |
| 1720 | pw.printPair("ident", mActiveIfaces.valueAt(i)); |
| 1721 | pw.println(); |
| 1722 | } |
| 1723 | pw.decreaseIndent(); |
| 1724 | |
| 1725 | pw.println("Active UID interfaces:"); |
| 1726 | pw.increaseIndent(); |
| 1727 | for (int i = 0; i < mActiveUidIfaces.size(); i++) { |
| 1728 | pw.printPair("iface", mActiveUidIfaces.keyAt(i)); |
| 1729 | pw.printPair("ident", mActiveUidIfaces.valueAt(i)); |
| 1730 | pw.println(); |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 1731 | } |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1732 | pw.decreaseIndent(); |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 1733 | |
Remi NGUYEN VAN | abc6e18 | 2018-04-12 19:26:34 +0900 | [diff] [blame] | 1734 | // Get the top openSession callers |
| 1735 | final SparseIntArray calls; |
| 1736 | synchronized (mOpenSessionCallsPerUid) { |
| 1737 | calls = mOpenSessionCallsPerUid.clone(); |
| 1738 | } |
| 1739 | |
| 1740 | final int N = calls.size(); |
| 1741 | final long[] values = new long[N]; |
| 1742 | for (int j = 0; j < N; j++) { |
| 1743 | values[j] = ((long) calls.valueAt(j) << 32) | calls.keyAt(j); |
| 1744 | } |
| 1745 | Arrays.sort(values); |
| 1746 | |
| 1747 | pw.println("Top openSession callers (uid=count):"); |
| 1748 | pw.increaseIndent(); |
| 1749 | final int end = Math.max(0, N - DUMP_STATS_SESSION_COUNT); |
| 1750 | for (int j = N - 1; j >= end; j--) { |
| 1751 | final int uid = (int) (values[j] & 0xffffffff); |
| 1752 | final int count = (int) (values[j] >> 32); |
| 1753 | pw.print(uid); pw.print("="); pw.println(count); |
| 1754 | } |
| 1755 | pw.decreaseIndent(); |
| 1756 | pw.println(); |
| 1757 | |
junyulai | 3cd84eb | 2020-01-10 13:57:07 +0800 | [diff] [blame] | 1758 | pw.println("Stats Providers:"); |
| 1759 | pw.increaseIndent(); |
| 1760 | invokeForAllStatsProviderCallbacks((cb) -> { |
| 1761 | pw.println(cb.mTag + " Xt:"); |
| 1762 | pw.increaseIndent(); |
| 1763 | pw.print(cb.getCachedStats(STATS_PER_IFACE).toString()); |
| 1764 | pw.decreaseIndent(); |
| 1765 | if (includeUid) { |
| 1766 | pw.println(cb.mTag + " Uid:"); |
| 1767 | pw.increaseIndent(); |
| 1768 | pw.print(cb.getCachedStats(STATS_PER_UID).toString()); |
| 1769 | pw.decreaseIndent(); |
| 1770 | } |
| 1771 | }); |
| 1772 | pw.decreaseIndent(); |
| 1773 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1774 | pw.println("Dev stats:"); |
| 1775 | pw.increaseIndent(); |
| 1776 | mDevRecorder.dumpLocked(pw, fullHistory); |
| 1777 | pw.decreaseIndent(); |
| 1778 | |
Jeff Sharkey | e8914c3 | 2012-05-01 16:26:09 -0700 | [diff] [blame] | 1779 | pw.println("Xt stats:"); |
| 1780 | pw.increaseIndent(); |
| 1781 | mXtRecorder.dumpLocked(pw, fullHistory); |
| 1782 | pw.decreaseIndent(); |
| 1783 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1784 | if (includeUid) { |
| 1785 | pw.println("UID stats:"); |
| 1786 | pw.increaseIndent(); |
| 1787 | mUidRecorder.dumpLocked(pw, fullHistory); |
| 1788 | pw.decreaseIndent(); |
Jeff Sharkey | 905b589 | 2011-09-30 15:19:49 -0700 | [diff] [blame] | 1789 | } |
| 1790 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1791 | if (includeTag) { |
| 1792 | pw.println("UID tag stats:"); |
| 1793 | pw.increaseIndent(); |
| 1794 | mUidTagRecorder.dumpLocked(pw, fullHistory); |
| 1795 | pw.decreaseIndent(); |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 1796 | } |
| 1797 | } |
| 1798 | } |
| 1799 | |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1800 | @GuardedBy("mStatsLock") |
Jeff Sharkey | 4635f10 | 2017-09-01 11:27:13 -0600 | [diff] [blame] | 1801 | private void dumpProtoLocked(FileDescriptor fd) { |
Makoto Onuki | da65a52 | 2017-01-13 10:23:30 -0800 | [diff] [blame] | 1802 | final ProtoOutputStream proto = new ProtoOutputStream(fd); |
| 1803 | |
| 1804 | // TODO Right now it writes all history. Should it limit to the "since-boot" log? |
| 1805 | |
| 1806 | dumpInterfaces(proto, NetworkStatsServiceDumpProto.ACTIVE_INTERFACES, mActiveIfaces); |
| 1807 | dumpInterfaces(proto, NetworkStatsServiceDumpProto.ACTIVE_UID_INTERFACES, mActiveUidIfaces); |
Jeffrey Huang | cb78285 | 2019-12-05 11:28:11 -0800 | [diff] [blame] | 1808 | mDevRecorder.dumpDebugLocked(proto, NetworkStatsServiceDumpProto.DEV_STATS); |
| 1809 | mXtRecorder.dumpDebugLocked(proto, NetworkStatsServiceDumpProto.XT_STATS); |
| 1810 | mUidRecorder.dumpDebugLocked(proto, NetworkStatsServiceDumpProto.UID_STATS); |
| 1811 | mUidTagRecorder.dumpDebugLocked(proto, NetworkStatsServiceDumpProto.UID_TAG_STATS); |
Makoto Onuki | da65a52 | 2017-01-13 10:23:30 -0800 | [diff] [blame] | 1812 | |
| 1813 | proto.flush(); |
| 1814 | } |
| 1815 | |
| 1816 | private static void dumpInterfaces(ProtoOutputStream proto, long tag, |
| 1817 | ArrayMap<String, NetworkIdentitySet> ifaces) { |
| 1818 | for (int i = 0; i < ifaces.size(); i++) { |
| 1819 | final long start = proto.start(tag); |
| 1820 | |
| 1821 | proto.write(NetworkInterfaceProto.INTERFACE, ifaces.keyAt(i)); |
Jeffrey Huang | cb78285 | 2019-12-05 11:28:11 -0800 | [diff] [blame] | 1822 | ifaces.valueAt(i).dumpDebug(proto, NetworkInterfaceProto.IDENTITIES); |
Makoto Onuki | da65a52 | 2017-01-13 10:23:30 -0800 | [diff] [blame] | 1823 | |
| 1824 | proto.end(start); |
| 1825 | } |
| 1826 | } |
| 1827 | |
Lorenzo Colitti | 8b57713 | 2019-06-24 13:28:04 +0900 | [diff] [blame] | 1828 | private NetworkStats readNetworkStatsSummaryDev() { |
| 1829 | try { |
| 1830 | return mStatsFactory.readNetworkStatsSummaryDev(); |
| 1831 | } catch (IOException e) { |
| 1832 | throw new IllegalStateException(e); |
| 1833 | } |
| 1834 | } |
| 1835 | |
| 1836 | private NetworkStats readNetworkStatsSummaryXt() { |
| 1837 | try { |
| 1838 | return mStatsFactory.readNetworkStatsSummaryXt(); |
| 1839 | } catch (IOException e) { |
| 1840 | throw new IllegalStateException(e); |
| 1841 | } |
| 1842 | } |
| 1843 | |
| 1844 | private NetworkStats readNetworkStatsUidDetail(int uid, String[] ifaces, int tag) { |
| 1845 | try { |
| 1846 | return mStatsFactory.readNetworkStatsDetail(uid, ifaces, tag); |
| 1847 | } catch (IOException e) { |
| 1848 | throw new IllegalStateException(e); |
| 1849 | } |
| 1850 | } |
| 1851 | |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 1852 | /** |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1853 | * Return snapshot of current UID statistics, including any |
Jack Yu | f9d559c | 2017-05-26 16:08:22 -0700 | [diff] [blame] | 1854 | * {@link TrafficStats#UID_TETHERING}, video calling data usage, and {@link #mUidOperations} |
| 1855 | * values. |
Remi NGUYEN VAN | 088ff68 | 2018-03-06 12:36:54 +0900 | [diff] [blame] | 1856 | * |
| 1857 | * @param ifaces A list of interfaces the stats should be restricted to, or |
| 1858 | * {@link NetworkStats#INTERFACES_ALL}. |
Jeff Sharkey | 61ee0bb | 2011-05-29 22:50:42 -0700 | [diff] [blame] | 1859 | */ |
Remi NGUYEN VAN | 088ff68 | 2018-03-06 12:36:54 +0900 | [diff] [blame] | 1860 | private NetworkStats getNetworkStatsUidDetail(String[] ifaces) |
| 1861 | throws RemoteException { |
Lorenzo Colitti | 8b57713 | 2019-06-24 13:28:04 +0900 | [diff] [blame] | 1862 | final NetworkStats uidSnapshot = readNetworkStatsUidDetail(UID_ALL, ifaces, TAG_ALL); |
Jeff Sharkey | 1b5a2a9 | 2011-06-18 18:34:16 -0700 | [diff] [blame] | 1863 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1864 | // fold tethering stats and operations into uid snapshot |
Lorenzo Colitti | 5356a35 | 2017-08-17 19:23:08 +0900 | [diff] [blame] | 1865 | final NetworkStats tetherSnapshot = getNetworkStatsTethering(STATS_PER_UID); |
Remi NGUYEN VAN | 088ff68 | 2018-03-06 12:36:54 +0900 | [diff] [blame] | 1866 | tetherSnapshot.filter(UID_ALL, ifaces, TAG_ALL); |
Lorenzo Colitti | 4aa8760 | 2019-06-24 13:50:45 +0900 | [diff] [blame] | 1867 | mStatsFactory.apply464xlatAdjustments(uidSnapshot, tetherSnapshot, |
junyulai | c33ac0d | 2018-10-19 21:14:30 +0800 | [diff] [blame] | 1868 | mUseBpfTrafficStats); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1869 | uidSnapshot.combineAllValues(tetherSnapshot); |
Jack Yu | f9d559c | 2017-05-26 16:08:22 -0700 | [diff] [blame] | 1870 | |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1871 | // get a stale copy of uid stats snapshot provided by providers. |
| 1872 | final NetworkStats providerStats = getNetworkStatsFromProviders(STATS_PER_UID); |
| 1873 | providerStats.filter(UID_ALL, ifaces, TAG_ALL); |
| 1874 | mStatsFactory.apply464xlatAdjustments(uidSnapshot, providerStats, mUseBpfTrafficStats); |
| 1875 | uidSnapshot.combineAllValues(providerStats); |
| 1876 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1877 | uidSnapshot.combineAllValues(mUidOperations); |
Jeff Sharkey | 1b5a2a9 | 2011-06-18 18:34:16 -0700 | [diff] [blame] | 1878 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 1879 | return uidSnapshot; |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 1880 | } |
| 1881 | |
Jeff Sharkey | d4ef8c8f | 2011-11-10 17:54:23 -0800 | [diff] [blame] | 1882 | /** |
| 1883 | * Return snapshot of current tethering statistics. Will return empty |
| 1884 | * {@link NetworkStats} if any problems are encountered. |
| 1885 | */ |
Lorenzo Colitti | 5356a35 | 2017-08-17 19:23:08 +0900 | [diff] [blame] | 1886 | private NetworkStats getNetworkStatsTethering(int how) throws RemoteException { |
Jeff Sharkey | d4ef8c8f | 2011-11-10 17:54:23 -0800 | [diff] [blame] | 1887 | try { |
Lorenzo Colitti | 5356a35 | 2017-08-17 19:23:08 +0900 | [diff] [blame] | 1888 | return mNetworkManager.getNetworkStatsTethering(how); |
Jeff Sharkey | d4ef8c8f | 2011-11-10 17:54:23 -0800 | [diff] [blame] | 1889 | } catch (IllegalStateException e) { |
| 1890 | Log.wtf(TAG, "problem reading network stats", e); |
| 1891 | return new NetworkStats(0L, 10); |
| 1892 | } |
| 1893 | } |
| 1894 | |
junyulai | 74fcf72 | 2020-03-16 15:00:24 +0800 | [diff] [blame] | 1895 | // TODO: It is copied from ConnectivityService, consider refactor these check permission |
Automerger Merge Worker | 9b3ff07 | 2020-03-12 09:46:43 +0000 | [diff] [blame] | 1896 | // functions to a proper util. |
| 1897 | private boolean checkAnyPermissionOf(String... permissions) { |
| 1898 | for (String permission : permissions) { |
| 1899 | if (mContext.checkCallingOrSelfPermission(permission) == PERMISSION_GRANTED) { |
| 1900 | return true; |
| 1901 | } |
| 1902 | } |
| 1903 | return false; |
| 1904 | } |
| 1905 | |
| 1906 | private void enforceAnyPermissionOf(String... permissions) { |
| 1907 | if (!checkAnyPermissionOf(permissions)) { |
| 1908 | throw new SecurityException("Requires one of the following permissions: " |
| 1909 | + String.join(", ", permissions) + "."); |
| 1910 | } |
| 1911 | } |
| 1912 | |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1913 | /** |
| 1914 | * Registers a custom provider of {@link android.net.NetworkStats} to combine the network |
| 1915 | * statistics that cannot be seen by the kernel to system. To unregister, invoke the |
| 1916 | * {@code unregister()} of the returned callback. |
| 1917 | * |
| 1918 | * @param tag a human readable identifier of the custom network stats provider. |
junyulai | 7d058ec | 2020-01-21 13:52:04 +0800 | [diff] [blame] | 1919 | * @param provider the {@link INetworkStatsProvider} binder corresponding to the |
junyulai | ea8f185b | 2020-03-06 14:50:48 +0800 | [diff] [blame] | 1920 | * {@link NetworkStatsProvider} to be registered. |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1921 | * |
junyulai | ea8f185b | 2020-03-06 14:50:48 +0800 | [diff] [blame] | 1922 | * @return a {@link INetworkStatsProviderCallback} binder |
| 1923 | * interface, which can be used to report events to the system. |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1924 | */ |
| 1925 | public @NonNull INetworkStatsProviderCallback registerNetworkStatsProvider( |
| 1926 | @NonNull String tag, @NonNull INetworkStatsProvider provider) { |
Automerger Merge Worker | af8d85f | 2020-03-12 09:46:48 +0000 | [diff] [blame] | 1927 | enforceAnyPermissionOf(NETWORK_STATS_PROVIDER, |
| 1928 | NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK); |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1929 | Objects.requireNonNull(provider, "provider is null"); |
| 1930 | Objects.requireNonNull(tag, "tag is null"); |
| 1931 | try { |
| 1932 | NetworkStatsProviderCallbackImpl callback = new NetworkStatsProviderCallbackImpl( |
junyulai | 05a04c2 | 2020-02-12 14:55:54 +0800 | [diff] [blame] | 1933 | tag, provider, mStatsProviderSem, mAlertObserver, |
| 1934 | mStatsProviderCbList); |
Treehugger Robot | 37ec867 | 2020-05-12 11:06:23 +0000 | [diff] [blame] | 1935 | mStatsProviderCbList.add(callback); |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1936 | Log.d(TAG, "registerNetworkStatsProvider from " + callback.mTag + " uid/pid=" |
| 1937 | + getCallingUid() + "/" + getCallingPid()); |
| 1938 | return callback; |
| 1939 | } catch (RemoteException e) { |
| 1940 | Log.e(TAG, "registerNetworkStatsProvider failed", e); |
| 1941 | } |
| 1942 | return null; |
| 1943 | } |
| 1944 | |
| 1945 | // Collect stats from local cache of providers. |
| 1946 | private @NonNull NetworkStats getNetworkStatsFromProviders(int how) { |
| 1947 | final NetworkStats ret = new NetworkStats(0L, 0); |
| 1948 | invokeForAllStatsProviderCallbacks((cb) -> ret.combineAllValues(cb.getCachedStats(how))); |
| 1949 | return ret; |
| 1950 | } |
| 1951 | |
| 1952 | @FunctionalInterface |
| 1953 | private interface ThrowingConsumer<S, T extends Throwable> { |
| 1954 | void accept(S s) throws T; |
| 1955 | } |
| 1956 | |
| 1957 | private void invokeForAllStatsProviderCallbacks( |
| 1958 | @NonNull ThrowingConsumer<NetworkStatsProviderCallbackImpl, RemoteException> task) { |
Treehugger Robot | 37ec867 | 2020-05-12 11:06:23 +0000 | [diff] [blame] | 1959 | for (final NetworkStatsProviderCallbackImpl cb : mStatsProviderCbList) { |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1960 | try { |
Treehugger Robot | 37ec867 | 2020-05-12 11:06:23 +0000 | [diff] [blame] | 1961 | task.accept(cb); |
| 1962 | } catch (RemoteException e) { |
| 1963 | Log.e(TAG, "Fail to broadcast to provider: " + cb.mTag, e); |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1964 | } |
| 1965 | } |
| 1966 | } |
| 1967 | |
| 1968 | private static class NetworkStatsProviderCallbackImpl extends INetworkStatsProviderCallback.Stub |
| 1969 | implements IBinder.DeathRecipient { |
| 1970 | @NonNull final String mTag; |
junyulai | 7d058ec | 2020-01-21 13:52:04 +0800 | [diff] [blame] | 1971 | |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1972 | @NonNull final INetworkStatsProvider mProvider; |
junyulai | 05a04c2 | 2020-02-12 14:55:54 +0800 | [diff] [blame] | 1973 | @NonNull private final Semaphore mSemaphore; |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1974 | @NonNull final INetworkManagementEventObserver mAlertObserver; |
Treehugger Robot | 37ec867 | 2020-05-12 11:06:23 +0000 | [diff] [blame] | 1975 | @NonNull final CopyOnWriteArrayList<NetworkStatsProviderCallbackImpl> mStatsProviderCbList; |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1976 | |
junyulai | 7d058ec | 2020-01-21 13:52:04 +0800 | [diff] [blame] | 1977 | @NonNull private final Object mProviderStatsLock = new Object(); |
| 1978 | |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1979 | @GuardedBy("mProviderStatsLock") |
junyulai | 7d058ec | 2020-01-21 13:52:04 +0800 | [diff] [blame] | 1980 | // Track STATS_PER_IFACE and STATS_PER_UID separately. |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1981 | private final NetworkStats mIfaceStats = new NetworkStats(0L, 0); |
| 1982 | @GuardedBy("mProviderStatsLock") |
| 1983 | private final NetworkStats mUidStats = new NetworkStats(0L, 0); |
| 1984 | |
| 1985 | NetworkStatsProviderCallbackImpl( |
| 1986 | @NonNull String tag, @NonNull INetworkStatsProvider provider, |
junyulai | 05a04c2 | 2020-02-12 14:55:54 +0800 | [diff] [blame] | 1987 | @NonNull Semaphore semaphore, |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1988 | @NonNull INetworkManagementEventObserver alertObserver, |
Treehugger Robot | 37ec867 | 2020-05-12 11:06:23 +0000 | [diff] [blame] | 1989 | @NonNull CopyOnWriteArrayList<NetworkStatsProviderCallbackImpl> cbList) |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1990 | throws RemoteException { |
| 1991 | mTag = tag; |
| 1992 | mProvider = provider; |
| 1993 | mProvider.asBinder().linkToDeath(this, 0); |
junyulai | 05a04c2 | 2020-02-12 14:55:54 +0800 | [diff] [blame] | 1994 | mSemaphore = semaphore; |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 1995 | mAlertObserver = alertObserver; |
| 1996 | mStatsProviderCbList = cbList; |
| 1997 | } |
| 1998 | |
| 1999 | @NonNull |
| 2000 | public NetworkStats getCachedStats(int how) { |
| 2001 | synchronized (mProviderStatsLock) { |
| 2002 | NetworkStats stats; |
| 2003 | switch (how) { |
| 2004 | case STATS_PER_IFACE: |
| 2005 | stats = mIfaceStats; |
| 2006 | break; |
| 2007 | case STATS_PER_UID: |
| 2008 | stats = mUidStats; |
| 2009 | break; |
| 2010 | default: |
| 2011 | throw new IllegalArgumentException("Invalid type: " + how); |
| 2012 | } |
junyulai | 7d058ec | 2020-01-21 13:52:04 +0800 | [diff] [blame] | 2013 | // Callers might be able to mutate the returned object. Return a defensive copy |
| 2014 | // instead of local reference. |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 2015 | return stats.clone(); |
| 2016 | } |
| 2017 | } |
| 2018 | |
| 2019 | @Override |
junyulai | ea8f185b | 2020-03-06 14:50:48 +0800 | [diff] [blame] | 2020 | public void notifyStatsUpdated(int token, @Nullable NetworkStats ifaceStats, |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 2021 | @Nullable NetworkStats uidStats) { |
| 2022 | // TODO: 1. Use token to map ifaces to correct NetworkIdentity. |
| 2023 | // 2. Store the difference and store it directly to the recorder. |
| 2024 | synchronized (mProviderStatsLock) { |
| 2025 | if (ifaceStats != null) mIfaceStats.combineAllValues(ifaceStats); |
| 2026 | if (uidStats != null) mUidStats.combineAllValues(uidStats); |
| 2027 | } |
junyulai | 05a04c2 | 2020-02-12 14:55:54 +0800 | [diff] [blame] | 2028 | mSemaphore.release(); |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 2029 | } |
| 2030 | |
| 2031 | @Override |
junyulai | ea8f185b | 2020-03-06 14:50:48 +0800 | [diff] [blame] | 2032 | public void notifyAlertReached() throws RemoteException { |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 2033 | mAlertObserver.limitReached(LIMIT_GLOBAL_ALERT, null /* unused */); |
| 2034 | } |
| 2035 | |
| 2036 | @Override |
junyulai | ea8f185b | 2020-03-06 14:50:48 +0800 | [diff] [blame] | 2037 | public void notifyLimitReached() { |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 2038 | Log.d(TAG, mTag + ": onLimitReached"); |
| 2039 | LocalServices.getService(NetworkPolicyManagerInternal.class) |
| 2040 | .onStatsProviderLimitReached(mTag); |
| 2041 | } |
| 2042 | |
| 2043 | @Override |
| 2044 | public void binderDied() { |
| 2045 | Log.d(TAG, mTag + ": binderDied"); |
Treehugger Robot | 37ec867 | 2020-05-12 11:06:23 +0000 | [diff] [blame] | 2046 | mStatsProviderCbList.remove(this); |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 2047 | } |
| 2048 | |
| 2049 | @Override |
| 2050 | public void unregister() { |
| 2051 | Log.d(TAG, mTag + ": unregister"); |
Treehugger Robot | 37ec867 | 2020-05-12 11:06:23 +0000 | [diff] [blame] | 2052 | mStatsProviderCbList.remove(this); |
junyulai | 80831d2 | 2019-11-21 16:26:27 +0800 | [diff] [blame] | 2053 | } |
| 2054 | |
| 2055 | } |
| 2056 | |
Jeff Sharkey | e0c2995 | 2018-02-20 17:24:55 -0700 | [diff] [blame] | 2057 | private void assertSystemReady() { |
| 2058 | if (!mSystemReady) { |
| 2059 | throw new IllegalStateException("System not ready"); |
| 2060 | } |
| 2061 | } |
| 2062 | |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 2063 | private class DropBoxNonMonotonicObserver implements NonMonotonicObserver<String> { |
Jeff Sharkey | bfdd680 | 2012-04-09 10:49:19 -0700 | [diff] [blame] | 2064 | @Override |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 2065 | public void foundNonMonotonic(NetworkStats left, int leftIndex, NetworkStats right, |
| 2066 | int rightIndex, String cookie) { |
Jeff Sharkey | b5a97e6 | 2018-05-22 11:35:29 -0600 | [diff] [blame] | 2067 | Log.w(TAG, "Found non-monotonic values; saving to dropbox"); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 2068 | |
| 2069 | // record error for debugging |
| 2070 | final StringBuilder builder = new StringBuilder(); |
| 2071 | builder.append("found non-monotonic " + cookie + " values at left[" + leftIndex |
| 2072 | + "] - right[" + rightIndex + "]\n"); |
| 2073 | builder.append("left=").append(left).append('\n'); |
| 2074 | builder.append("right=").append(right).append('\n'); |
| 2075 | |
Jeff Sharkey | b5a97e6 | 2018-05-22 11:35:29 -0600 | [diff] [blame] | 2076 | mContext.getSystemService(DropBoxManager.class).addText(TAG_NETSTATS_ERROR, |
| 2077 | builder.toString()); |
| 2078 | } |
| 2079 | |
| 2080 | @Override |
| 2081 | public void foundNonMonotonic( |
| 2082 | NetworkStats stats, int statsIndex, String cookie) { |
| 2083 | Log.w(TAG, "Found non-monotonic values; saving to dropbox"); |
| 2084 | |
| 2085 | final StringBuilder builder = new StringBuilder(); |
| 2086 | builder.append("Found non-monotonic " + cookie + " values at [" + statsIndex + "]\n"); |
| 2087 | builder.append("stats=").append(stats).append('\n'); |
| 2088 | |
| 2089 | mContext.getSystemService(DropBoxManager.class).addText(TAG_NETSTATS_ERROR, |
| 2090 | builder.toString()); |
Jeff Sharkey | b5d55e3 | 2011-08-10 17:53:27 -0700 | [diff] [blame] | 2091 | } |
| 2092 | } |
| 2093 | |
Jeff Sharkey | 1b5a2a9 | 2011-06-18 18:34:16 -0700 | [diff] [blame] | 2094 | /** |
Jeff Sharkey | bfdd680 | 2012-04-09 10:49:19 -0700 | [diff] [blame] | 2095 | * Default external settings that read from |
Jeff Sharkey | 625239a | 2012-09-26 22:03:49 -0700 | [diff] [blame] | 2096 | * {@link android.provider.Settings.Global}. |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 2097 | */ |
| 2098 | private static class DefaultNetworkStatsSettings implements NetworkStatsSettings { |
| 2099 | private final ContentResolver mResolver; |
| 2100 | |
| 2101 | public DefaultNetworkStatsSettings(Context context) { |
Daulet Zhanguzin | 8d0b7f1 | 2020-01-03 13:37:24 +0000 | [diff] [blame] | 2102 | mResolver = Objects.requireNonNull(context.getContentResolver()); |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 2103 | // TODO: adjust these timings for production builds |
| 2104 | } |
| 2105 | |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2106 | private long getGlobalLong(String name, long def) { |
| 2107 | return Settings.Global.getLong(mResolver, name, def); |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 2108 | } |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2109 | private boolean getGlobalBoolean(String name, boolean def) { |
Jeff Sharkey | 991d1b1 | 2011-09-14 19:31:04 -0700 | [diff] [blame] | 2110 | final int defInt = def ? 1 : 0; |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2111 | return Settings.Global.getInt(mResolver, name, defInt) != 0; |
Jeff Sharkey | 991d1b1 | 2011-09-14 19:31:04 -0700 | [diff] [blame] | 2112 | } |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 2113 | |
Jeff Sharkey | bfdd680 | 2012-04-09 10:49:19 -0700 | [diff] [blame] | 2114 | @Override |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 2115 | public long getPollInterval() { |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2116 | return getGlobalLong(NETSTATS_POLL_INTERVAL, 30 * MINUTE_IN_MILLIS); |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 2117 | } |
Jeff Sharkey | bfdd680 | 2012-04-09 10:49:19 -0700 | [diff] [blame] | 2118 | @Override |
junyulai | 9ff7b4e | 2019-11-22 22:27:21 +0800 | [diff] [blame] | 2119 | public long getPollDelay() { |
| 2120 | return DEFAULT_PERFORM_POLL_DELAY_MS; |
| 2121 | } |
| 2122 | @Override |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 2123 | public long getGlobalAlertBytes(long def) { |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2124 | return getGlobalLong(NETSTATS_GLOBAL_ALERT_BYTES, def); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 2125 | } |
Jeff Sharkey | bfdd680 | 2012-04-09 10:49:19 -0700 | [diff] [blame] | 2126 | @Override |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 2127 | public boolean getSampleEnabled() { |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2128 | return getGlobalBoolean(NETSTATS_SAMPLE_ENABLED, true); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 2129 | } |
Jeff Sharkey | bfdd680 | 2012-04-09 10:49:19 -0700 | [diff] [blame] | 2130 | @Override |
Jeff Sharkey | f4de294 | 2017-08-29 15:32:13 -0600 | [diff] [blame] | 2131 | public boolean getAugmentEnabled() { |
| 2132 | return getGlobalBoolean(NETSTATS_AUGMENT_ENABLED, true); |
| 2133 | } |
| 2134 | @Override |
junyulai | 1be2d73 | 2020-01-02 19:35:59 +0800 | [diff] [blame] | 2135 | public boolean getCombineSubtypeEnabled() { |
| 2136 | return getGlobalBoolean(NETSTATS_COMBINE_SUBTYPE_ENABLED, false); |
| 2137 | } |
| 2138 | @Override |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 2139 | public Config getDevConfig() { |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2140 | return new Config(getGlobalLong(NETSTATS_DEV_BUCKET_DURATION, HOUR_IN_MILLIS), |
| 2141 | getGlobalLong(NETSTATS_DEV_ROTATE_AGE, 15 * DAY_IN_MILLIS), |
| 2142 | getGlobalLong(NETSTATS_DEV_DELETE_AGE, 90 * DAY_IN_MILLIS)); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 2143 | } |
Jeff Sharkey | bfdd680 | 2012-04-09 10:49:19 -0700 | [diff] [blame] | 2144 | @Override |
Jeff Sharkey | e8914c3 | 2012-05-01 16:26:09 -0700 | [diff] [blame] | 2145 | public Config getXtConfig() { |
| 2146 | return getDevConfig(); |
| 2147 | } |
Jeff Sharkey | e8914c3 | 2012-05-01 16:26:09 -0700 | [diff] [blame] | 2148 | @Override |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 2149 | public Config getUidConfig() { |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2150 | return new Config(getGlobalLong(NETSTATS_UID_BUCKET_DURATION, 2 * HOUR_IN_MILLIS), |
| 2151 | getGlobalLong(NETSTATS_UID_ROTATE_AGE, 15 * DAY_IN_MILLIS), |
| 2152 | getGlobalLong(NETSTATS_UID_DELETE_AGE, 90 * DAY_IN_MILLIS)); |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 2153 | } |
Jeff Sharkey | bfdd680 | 2012-04-09 10:49:19 -0700 | [diff] [blame] | 2154 | @Override |
Jeff Sharkey | 63abc37 | 2012-01-11 18:38:16 -0800 | [diff] [blame] | 2155 | public Config getUidTagConfig() { |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2156 | return new Config(getGlobalLong(NETSTATS_UID_TAG_BUCKET_DURATION, 2 * HOUR_IN_MILLIS), |
| 2157 | getGlobalLong(NETSTATS_UID_TAG_ROTATE_AGE, 5 * DAY_IN_MILLIS), |
| 2158 | getGlobalLong(NETSTATS_UID_TAG_DELETE_AGE, 15 * DAY_IN_MILLIS)); |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 2159 | } |
| 2160 | @Override |
| 2161 | public long getDevPersistBytes(long def) { |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2162 | return getGlobalLong(NETSTATS_DEV_PERSIST_BYTES, def); |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 2163 | } |
| 2164 | @Override |
| 2165 | public long getXtPersistBytes(long def) { |
| 2166 | return getDevPersistBytes(def); |
| 2167 | } |
| 2168 | @Override |
| 2169 | public long getUidPersistBytes(long def) { |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2170 | return getGlobalLong(NETSTATS_UID_PERSIST_BYTES, def); |
Jeff Sharkey | ac3fcb1 | 2012-05-02 18:11:52 -0700 | [diff] [blame] | 2171 | } |
| 2172 | @Override |
| 2173 | public long getUidTagPersistBytes(long def) { |
Jeff Sharkey | e6e6197 | 2012-09-14 13:47:51 -0700 | [diff] [blame] | 2174 | return getGlobalLong(NETSTATS_UID_TAG_PERSIST_BYTES, def); |
Jeff Sharkey | 39ebc21 | 2011-06-11 17:25:42 -0700 | [diff] [blame] | 2175 | } |
| 2176 | } |
Chenbo Feng | d3d9c4e | 2017-11-14 17:54:17 -0800 | [diff] [blame] | 2177 | |
| 2178 | private static int TYPE_RX_BYTES; |
| 2179 | private static int TYPE_RX_PACKETS; |
| 2180 | private static int TYPE_TX_BYTES; |
| 2181 | private static int TYPE_TX_PACKETS; |
| 2182 | private static int TYPE_TCP_RX_PACKETS; |
| 2183 | private static int TYPE_TCP_TX_PACKETS; |
| 2184 | |
Chenbo Feng | aedd6a3 | 2017-11-20 18:23:46 -0800 | [diff] [blame] | 2185 | private static native long nativeGetTotalStat(int type, boolean useBpfStats); |
| 2186 | private static native long nativeGetIfaceStat(String iface, int type, boolean useBpfStats); |
| 2187 | private static native long nativeGetUidStat(int uid, int type, boolean useBpfStats); |
Jeff Sharkey | 7527990 | 2011-05-24 18:39:45 -0700 | [diff] [blame] | 2188 | } |