David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 1 | /* |
yro | 0feae94 | 2017-11-15 14:38:48 -0800 | [diff] [blame] | 2 | * Copyright (C) 2017 The Android Open Source Project |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, versionCode 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 | */ |
David Chen | c136f45 | 2017-11-27 11:52:26 -0800 | [diff] [blame] | 16 | #define DEBUG true // STOPSHIP if true |
Joe Onorato | 9fc9edf | 2017-10-15 20:08:52 -0700 | [diff] [blame] | 17 | #include "Log.h" |
| 18 | |
David Chen | c136f45 | 2017-11-27 11:52:26 -0800 | [diff] [blame] | 19 | #include "guardrail/StatsdStats.h" |
Joe Onorato | 9fc9edf | 2017-10-15 20:08:52 -0700 | [diff] [blame] | 20 | #include "packages/UidMap.h" |
| 21 | |
David Chen | c136f45 | 2017-11-27 11:52:26 -0800 | [diff] [blame] | 22 | #include <android/os/IStatsCompanionService.h> |
| 23 | #include <binder/IServiceManager.h> |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 24 | #include <utils/Errors.h> |
| 25 | |
Dianne Hackborn | 3accca0 | 2013-09-20 09:32:11 -0700 | [diff] [blame] | 26 | #include <inttypes.h> |
| 27 | |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 28 | using namespace android; |
| 29 | |
| 30 | namespace android { |
| 31 | namespace os { |
| 32 | namespace statsd { |
| 33 | |
Yangster | 9df9a7f | 2017-12-18 13:33:05 -0800 | [diff] [blame] | 34 | UidMap::UidMap() : mBytesUsed(0) {} |
| 35 | |
| 36 | UidMap::~UidMap() {} |
David Chen | c136f45 | 2017-11-27 11:52:26 -0800 | [diff] [blame] | 37 | |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 38 | bool UidMap::hasApp(int uid, const string& packageName) const { |
| 39 | lock_guard<mutex> lock(mMutex); |
| 40 | |
| 41 | auto range = mMap.equal_range(uid); |
| 42 | for (auto it = range.first; it != range.second; ++it) { |
| 43 | if (it->second.packageName == packageName) { |
| 44 | return true; |
| 45 | } |
| 46 | } |
| 47 | return false; |
| 48 | } |
| 49 | |
Yangster | 9df9a7f | 2017-12-18 13:33:05 -0800 | [diff] [blame] | 50 | string UidMap::normalizeAppName(const string& appName) const { |
| 51 | string normalizedName = appName; |
| 52 | std::transform(normalizedName.begin(), normalizedName.end(), normalizedName.begin(), ::tolower); |
| 53 | return normalizedName; |
| 54 | } |
| 55 | |
| 56 | std::set<string> UidMap::getAppNamesFromUid(const int32_t& uid, bool returnNormalized) const { |
| 57 | lock_guard<mutex> lock(mMutex); |
| 58 | return getAppNamesFromUidLocked(uid,returnNormalized); |
| 59 | } |
| 60 | |
| 61 | std::set<string> UidMap::getAppNamesFromUidLocked(const int32_t& uid, bool returnNormalized) const { |
| 62 | std::set<string> names; |
| 63 | auto range = mMap.equal_range(uid); |
| 64 | for (auto it = range.first; it != range.second; ++it) { |
| 65 | names.insert(returnNormalized ? |
| 66 | normalizeAppName(it->second.packageName) : it->second.packageName); |
| 67 | } |
| 68 | return names; |
| 69 | } |
| 70 | |
Dianne Hackborn | 3accca0 | 2013-09-20 09:32:11 -0700 | [diff] [blame] | 71 | int64_t UidMap::getAppVersion(int uid, const string& packageName) const { |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 72 | lock_guard<mutex> lock(mMutex); |
| 73 | |
| 74 | auto range = mMap.equal_range(uid); |
| 75 | for (auto it = range.first; it != range.second; ++it) { |
| 76 | if (it->second.packageName == packageName) { |
| 77 | return it->second.versionCode; |
| 78 | } |
| 79 | } |
| 80 | return 0; |
| 81 | } |
| 82 | |
Dianne Hackborn | 3accca0 | 2013-09-20 09:32:11 -0700 | [diff] [blame] | 83 | void UidMap::updateMap(const vector<int32_t>& uid, const vector<int64_t>& versionCode, |
Joe Onorato | 9fc9edf | 2017-10-15 20:08:52 -0700 | [diff] [blame] | 84 | const vector<String16>& packageName) { |
yro | b0378b0 | 2017-11-09 20:36:25 -0800 | [diff] [blame] | 85 | updateMap(time(nullptr) * NS_PER_SEC, uid, versionCode, packageName); |
David Chen | d689689 | 2017-10-25 11:49:03 -0700 | [diff] [blame] | 86 | } |
| 87 | |
| 88 | void UidMap::updateMap(const int64_t& timestamp, const vector<int32_t>& uid, |
Dianne Hackborn | 3accca0 | 2013-09-20 09:32:11 -0700 | [diff] [blame] | 89 | const vector<int64_t>& versionCode, const vector<String16>& packageName) { |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 90 | vector<wp<PackageInfoListener>> broadcastList; |
| 91 | { |
| 92 | lock_guard<mutex> lock(mMutex); // Exclusively lock for updates. |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 93 | |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 94 | mMap.clear(); |
| 95 | for (size_t j = 0; j < uid.size(); j++) { |
| 96 | mMap.insert(make_pair( |
| 97 | uid[j], AppData(string(String8(packageName[j]).string()), versionCode[j]))); |
| 98 | } |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 99 | |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 100 | auto snapshot = mOutput.add_snapshots(); |
| 101 | snapshot->set_timestamp_nanos(timestamp); |
| 102 | for (size_t j = 0; j < uid.size(); j++) { |
| 103 | auto t = snapshot->add_package_info(); |
| 104 | t->set_name(string(String8(packageName[j]).string())); |
| 105 | t->set_version(int(versionCode[j])); |
| 106 | t->set_uid(uid[j]); |
| 107 | } |
| 108 | mBytesUsed += snapshot->ByteSize(); |
David Chen | c0f6f63 | 2018-01-18 16:02:42 -0800 | [diff] [blame] | 109 | ensureBytesUsedBelowLimit(); |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 110 | StatsdStats::getInstance().setCurrentUidMapMemory(mBytesUsed); |
| 111 | StatsdStats::getInstance().setUidMapSnapshots(mOutput.snapshots_size()); |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 112 | getListenerListCopyLocked(&broadcastList); |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 113 | } |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 114 | // To avoid invoking callback while holding the internal lock. we get a copy of the listener |
| 115 | // list and invoke the callback. It's still possible that after we copy the list, a |
| 116 | // listener removes itself before we call it. It's then the listener's job to handle it (expect |
| 117 | // the callback to be called after listener is removed, and the listener should properly |
| 118 | // ignore it). |
| 119 | for (auto weakPtr : broadcastList) { |
| 120 | auto strongPtr = weakPtr.promote(); |
| 121 | if (strongPtr != NULL) { |
| 122 | strongPtr->onUidMapReceived(); |
| 123 | } |
| 124 | } |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 125 | } |
| 126 | |
Dianne Hackborn | 3accca0 | 2013-09-20 09:32:11 -0700 | [diff] [blame] | 127 | void UidMap::updateApp(const String16& app_16, const int32_t& uid, const int64_t& versionCode) { |
yro | b0378b0 | 2017-11-09 20:36:25 -0800 | [diff] [blame] | 128 | updateApp(time(nullptr) * NS_PER_SEC, app_16, uid, versionCode); |
David Chen | d689689 | 2017-10-25 11:49:03 -0700 | [diff] [blame] | 129 | } |
| 130 | |
| 131 | void UidMap::updateApp(const int64_t& timestamp, const String16& app_16, const int32_t& uid, |
Dianne Hackborn | 3accca0 | 2013-09-20 09:32:11 -0700 | [diff] [blame] | 132 | const int64_t& versionCode) { |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 133 | vector<wp<PackageInfoListener>> broadcastList; |
Yangster | 9df9a7f | 2017-12-18 13:33:05 -0800 | [diff] [blame] | 134 | string appName = string(String8(app_16).string()); |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 135 | { |
| 136 | lock_guard<mutex> lock(mMutex); |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 137 | |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 138 | auto log = mOutput.add_changes(); |
| 139 | log->set_deletion(false); |
| 140 | log->set_timestamp_nanos(timestamp); |
| 141 | log->set_app(appName); |
| 142 | log->set_uid(uid); |
| 143 | log->set_version(versionCode); |
| 144 | mBytesUsed += log->ByteSize(); |
David Chen | c0f6f63 | 2018-01-18 16:02:42 -0800 | [diff] [blame] | 145 | ensureBytesUsedBelowLimit(); |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 146 | StatsdStats::getInstance().setCurrentUidMapMemory(mBytesUsed); |
| 147 | StatsdStats::getInstance().setUidMapChanges(mOutput.changes_size()); |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 148 | |
| 149 | auto range = mMap.equal_range(int(uid)); |
| 150 | bool found = false; |
| 151 | for (auto it = range.first; it != range.second; ++it) { |
| 152 | // If we find the exact same app name and uid, update the app version directly. |
| 153 | if (it->second.packageName == appName) { |
| 154 | it->second.versionCode = versionCode; |
| 155 | found = true; |
| 156 | break; |
| 157 | } |
| 158 | } |
| 159 | if (!found) { |
| 160 | // Otherwise, we need to add an app at this uid. |
| 161 | mMap.insert(make_pair(uid, AppData(appName, versionCode))); |
| 162 | } |
| 163 | getListenerListCopyLocked(&broadcastList); |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 164 | } |
| 165 | |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 166 | for (auto weakPtr : broadcastList) { |
| 167 | auto strongPtr = weakPtr.promote(); |
| 168 | if (strongPtr != NULL) { |
| 169 | strongPtr->notifyAppUpgrade(appName, uid, versionCode); |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 170 | } |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 171 | } |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 172 | } |
| 173 | |
David Chen | c136f45 | 2017-11-27 11:52:26 -0800 | [diff] [blame] | 174 | void UidMap::ensureBytesUsedBelowLimit() { |
| 175 | size_t limit; |
| 176 | if (maxBytesOverride <= 0) { |
| 177 | limit = StatsdStats::kMaxBytesUsedUidMap; |
| 178 | } else { |
| 179 | limit = maxBytesOverride; |
| 180 | } |
| 181 | while (mBytesUsed > limit) { |
| 182 | VLOG("Bytes used %zu is above limit %zu, need to delete something", mBytesUsed, limit); |
| 183 | if (mOutput.snapshots_size() > 0) { |
| 184 | auto snapshots = mOutput.mutable_snapshots(); |
| 185 | snapshots->erase(snapshots->begin()); // Remove first snapshot. |
| 186 | StatsdStats::getInstance().noteUidMapDropped(1, 0); |
| 187 | } else if (mOutput.changes_size() > 0) { |
| 188 | auto changes = mOutput.mutable_changes(); |
| 189 | changes->DeleteSubrange(0, 1); |
| 190 | StatsdStats::getInstance().noteUidMapDropped(0, 1); |
| 191 | } |
| 192 | mBytesUsed = mOutput.ByteSize(); |
| 193 | } |
| 194 | } |
| 195 | |
Joe Onorato | 9fc9edf | 2017-10-15 20:08:52 -0700 | [diff] [blame] | 196 | void UidMap::removeApp(const String16& app_16, const int32_t& uid) { |
yro | b0378b0 | 2017-11-09 20:36:25 -0800 | [diff] [blame] | 197 | removeApp(time(nullptr) * NS_PER_SEC, app_16, uid); |
David Chen | d689689 | 2017-10-25 11:49:03 -0700 | [diff] [blame] | 198 | } |
Yangster | 9df9a7f | 2017-12-18 13:33:05 -0800 | [diff] [blame] | 199 | |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 200 | void UidMap::getListenerListCopyLocked(vector<wp<PackageInfoListener>>* output) { |
| 201 | for (auto weakIt = mSubscribers.begin(); weakIt != mSubscribers.end();) { |
| 202 | auto strongPtr = weakIt->promote(); |
| 203 | if (strongPtr != NULL) { |
| 204 | output->push_back(*weakIt); |
| 205 | weakIt++; |
| 206 | } else { |
| 207 | weakIt = mSubscribers.erase(weakIt); |
| 208 | VLOG("The UidMap listener is gone, remove it now"); |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 209 | } |
| 210 | } |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 211 | } |
| 212 | |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 213 | void UidMap::removeApp(const int64_t& timestamp, const String16& app_16, const int32_t& uid) { |
| 214 | vector<wp<PackageInfoListener>> broadcastList; |
| 215 | string app = string(String8(app_16).string()); |
| 216 | { |
| 217 | lock_guard<mutex> lock(mMutex); |
| 218 | |
| 219 | auto log = mOutput.add_changes(); |
| 220 | log->set_deletion(true); |
| 221 | log->set_timestamp_nanos(timestamp); |
| 222 | log->set_app(app); |
| 223 | log->set_uid(uid); |
| 224 | mBytesUsed += log->ByteSize(); |
David Chen | c0f6f63 | 2018-01-18 16:02:42 -0800 | [diff] [blame] | 225 | ensureBytesUsedBelowLimit(); |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 226 | StatsdStats::getInstance().setCurrentUidMapMemory(mBytesUsed); |
| 227 | StatsdStats::getInstance().setUidMapChanges(mOutput.changes_size()); |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 228 | |
| 229 | auto range = mMap.equal_range(int(uid)); |
| 230 | for (auto it = range.first; it != range.second; ++it) { |
| 231 | if (it->second.packageName == app) { |
| 232 | mMap.erase(it); |
| 233 | break; |
| 234 | } |
| 235 | } |
| 236 | getListenerListCopyLocked(&broadcastList); |
| 237 | } |
| 238 | |
| 239 | for (auto weakPtr : broadcastList) { |
| 240 | auto strongPtr = weakPtr.promote(); |
| 241 | if (strongPtr != NULL) { |
| 242 | strongPtr->notifyAppRemoved(app, uid); |
| 243 | } |
| 244 | } |
| 245 | } |
| 246 | |
| 247 | void UidMap::addListener(wp<PackageInfoListener> producer) { |
Joe Onorato | 9fc9edf | 2017-10-15 20:08:52 -0700 | [diff] [blame] | 248 | lock_guard<mutex> lock(mMutex); // Lock for updates |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 249 | mSubscribers.insert(producer); |
| 250 | } |
| 251 | |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 252 | void UidMap::removeListener(wp<PackageInfoListener> producer) { |
Joe Onorato | 9fc9edf | 2017-10-15 20:08:52 -0700 | [diff] [blame] | 253 | lock_guard<mutex> lock(mMutex); // Lock for updates |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 254 | mSubscribers.erase(producer); |
| 255 | } |
| 256 | |
David Chen | 2158296 | 2017-11-01 17:32:46 -0700 | [diff] [blame] | 257 | void UidMap::assignIsolatedUid(int isolatedUid, int parentUid) { |
| 258 | lock_guard<mutex> lock(mIsolatedMutex); |
| 259 | |
| 260 | mIsolatedUidMap[isolatedUid] = parentUid; |
| 261 | } |
| 262 | |
| 263 | void UidMap::removeIsolatedUid(int isolatedUid, int parentUid) { |
| 264 | lock_guard<mutex> lock(mIsolatedMutex); |
| 265 | |
| 266 | auto it = mIsolatedUidMap.find(isolatedUid); |
| 267 | if (it != mIsolatedUidMap.end()) { |
| 268 | mIsolatedUidMap.erase(it); |
| 269 | } |
| 270 | } |
| 271 | |
Yangster-mac | d40053e | 2018-01-09 16:29:22 -0800 | [diff] [blame] | 272 | int UidMap::getHostUidOrSelf(int uid) const { |
David Chen | 2158296 | 2017-11-01 17:32:46 -0700 | [diff] [blame] | 273 | lock_guard<mutex> lock(mIsolatedMutex); |
| 274 | |
| 275 | auto it = mIsolatedUidMap.find(uid); |
| 276 | if (it != mIsolatedUidMap.end()) { |
| 277 | return it->second; |
| 278 | } |
| 279 | return uid; |
| 280 | } |
| 281 | |
David Chen | d689689 | 2017-10-25 11:49:03 -0700 | [diff] [blame] | 282 | void UidMap::clearOutput() { |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 283 | mOutput.Clear(); |
David Chen | c136f45 | 2017-11-27 11:52:26 -0800 | [diff] [blame] | 284 | // Also update the guardrail trackers. |
| 285 | StatsdStats::getInstance().setUidMapChanges(0); |
| 286 | StatsdStats::getInstance().setUidMapSnapshots(1); |
David Chen | cfc311d | 2018-01-23 17:55:54 -0800 | [diff] [blame] | 287 | mBytesUsed = 0; |
David Chen | c136f45 | 2017-11-27 11:52:26 -0800 | [diff] [blame] | 288 | StatsdStats::getInstance().setCurrentUidMapMemory(mBytesUsed); |
David Chen | d689689 | 2017-10-25 11:49:03 -0700 | [diff] [blame] | 289 | } |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 290 | |
David Chen | d689689 | 2017-10-25 11:49:03 -0700 | [diff] [blame] | 291 | int64_t UidMap::getMinimumTimestampNs() { |
| 292 | int64_t m = 0; |
| 293 | for (auto it : mLastUpdatePerConfigKey) { |
| 294 | if (m == 0) { |
| 295 | m = it.second; |
| 296 | } else if (it.second < m) { |
| 297 | m = it.second; |
| 298 | } |
| 299 | } |
| 300 | return m; |
| 301 | } |
| 302 | |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 303 | size_t UidMap::getBytesUsed() const { |
David Chen | c136f45 | 2017-11-27 11:52:26 -0800 | [diff] [blame] | 304 | return mBytesUsed; |
| 305 | } |
| 306 | |
David Chen | d689689 | 2017-10-25 11:49:03 -0700 | [diff] [blame] | 307 | UidMapping UidMap::getOutput(const ConfigKey& key) { |
yro | b0378b0 | 2017-11-09 20:36:25 -0800 | [diff] [blame] | 308 | return getOutput(time(nullptr) * NS_PER_SEC, key); |
David Chen | d689689 | 2017-10-25 11:49:03 -0700 | [diff] [blame] | 309 | } |
| 310 | |
| 311 | UidMapping UidMap::getOutput(const int64_t& timestamp, const ConfigKey& key) { |
| 312 | lock_guard<mutex> lock(mMutex); // Lock for updates |
| 313 | |
| 314 | auto ret = UidMapping(mOutput); // Copy that will be returned. |
| 315 | int64_t prevMin = getMinimumTimestampNs(); |
| 316 | mLastUpdatePerConfigKey[key] = timestamp; |
| 317 | int64_t newMin = getMinimumTimestampNs(); |
| 318 | |
| 319 | if (newMin > prevMin) { |
| 320 | int64_t cutoff_nanos = newMin; |
| 321 | auto snapshots = mOutput.mutable_snapshots(); |
| 322 | auto it_snapshots = snapshots->cbegin(); |
| 323 | while (it_snapshots != snapshots->cend()) { |
| 324 | if (it_snapshots->timestamp_nanos() < cutoff_nanos) { |
| 325 | // it_snapshots now points to the following element. |
| 326 | it_snapshots = snapshots->erase(it_snapshots); |
| 327 | } else { |
| 328 | ++it_snapshots; |
| 329 | } |
| 330 | } |
| 331 | auto deltas = mOutput.mutable_changes(); |
| 332 | auto it_deltas = deltas->cbegin(); |
| 333 | while (it_deltas != deltas->cend()) { |
| 334 | if (it_deltas->timestamp_nanos() < cutoff_nanos) { |
| 335 | // it_deltas now points to the following element. |
| 336 | it_deltas = deltas->erase(it_deltas); |
| 337 | } else { |
| 338 | ++it_deltas; |
| 339 | } |
| 340 | } |
David Chen | cfc311d | 2018-01-23 17:55:54 -0800 | [diff] [blame] | 341 | |
| 342 | if (mOutput.snapshots_size() == 0) { |
| 343 | // Produce another snapshot. This results in extra data being uploaded but helps |
| 344 | // ensure we can re-construct the UID->app name, versionCode mapping in server. |
| 345 | auto snapshot = mOutput.add_snapshots(); |
| 346 | snapshot->set_timestamp_nanos(timestamp); |
| 347 | for (auto it : mMap) { |
| 348 | auto t = snapshot->add_package_info(); |
| 349 | t->set_name(it.second.packageName); |
| 350 | t->set_version(it.second.versionCode); |
| 351 | t->set_uid(it.first); |
| 352 | } |
| 353 | } |
David Chen | d689689 | 2017-10-25 11:49:03 -0700 | [diff] [blame] | 354 | } |
David Chen | c136f45 | 2017-11-27 11:52:26 -0800 | [diff] [blame] | 355 | mBytesUsed = mOutput.ByteSize(); // Compute actual size after potential deletions. |
| 356 | StatsdStats::getInstance().setCurrentUidMapMemory(mBytesUsed); |
| 357 | StatsdStats::getInstance().setUidMapChanges(mOutput.changes_size()); |
| 358 | StatsdStats::getInstance().setUidMapSnapshots(mOutput.snapshots_size()); |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 359 | return ret; |
| 360 | } |
| 361 | |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 362 | void UidMap::printUidMap(FILE* out) const { |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 363 | lock_guard<mutex> lock(mMutex); |
| 364 | |
| 365 | for (auto it : mMap) { |
Dianne Hackborn | 3accca0 | 2013-09-20 09:32:11 -0700 | [diff] [blame] | 366 | fprintf(out, "%s, v%" PRId64 " (%i)\n", it.second.packageName.c_str(), |
| 367 | it.second.versionCode, it.first); |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 368 | } |
| 369 | } |
| 370 | |
David Chen | d689689 | 2017-10-25 11:49:03 -0700 | [diff] [blame] | 371 | void UidMap::OnConfigUpdated(const ConfigKey& key) { |
| 372 | mLastUpdatePerConfigKey[key] = -1; |
David Chen | c136f45 | 2017-11-27 11:52:26 -0800 | [diff] [blame] | 373 | |
| 374 | // Ensure there is at least one snapshot available since this configuration also needs to know |
| 375 | // what all the uid's represent. |
| 376 | if (mOutput.snapshots_size() == 0) { |
| 377 | sp<IStatsCompanionService> statsCompanion = nullptr; |
| 378 | // Get statscompanion service from service manager |
| 379 | const sp<IServiceManager> sm(defaultServiceManager()); |
| 380 | if (sm != nullptr) { |
| 381 | const String16 name("statscompanion"); |
| 382 | statsCompanion = interface_cast<IStatsCompanionService>(sm->checkService(name)); |
| 383 | if (statsCompanion == nullptr) { |
| 384 | ALOGW("statscompanion service unavailable!"); |
| 385 | return; |
| 386 | } |
| 387 | statsCompanion->triggerUidSnapshot(); |
| 388 | } |
| 389 | } |
David Chen | d689689 | 2017-10-25 11:49:03 -0700 | [diff] [blame] | 390 | } |
| 391 | |
| 392 | void UidMap::OnConfigRemoved(const ConfigKey& key) { |
| 393 | mLastUpdatePerConfigKey.erase(key); |
| 394 | } |
| 395 | |
Yao Chen | d10f7b1 | 2017-12-18 12:53:50 -0800 | [diff] [blame] | 396 | set<int32_t> UidMap::getAppUid(const string& package) const { |
| 397 | lock_guard<mutex> lock(mMutex); |
| 398 | |
| 399 | set<int32_t> results; |
| 400 | for (const auto& pair : mMap) { |
| 401 | if (pair.second.packageName == package) { |
| 402 | results.insert(pair.first); |
| 403 | } |
| 404 | } |
| 405 | return results; |
| 406 | } |
| 407 | |
Yao Chen | 147ce60 | 2017-12-22 14:35:34 -0800 | [diff] [blame] | 408 | // Note not all the following AIDs are used as uids. Some are used only for gids. |
| 409 | // It's ok to leave them in the map, but we won't ever see them in the log's uid field. |
| 410 | // App's uid starts from 10000, and will not overlap with the following AIDs. |
| 411 | const std::map<string, uint32_t> UidMap::sAidToUidMapping = {{"AID_ROOT", 0}, |
| 412 | {"AID_SYSTEM", 1000}, |
| 413 | {"AID_RADIO", 1001}, |
| 414 | {"AID_BLUETOOTH", 1002}, |
| 415 | {"AID_GRAPHICS", 1003}, |
| 416 | {"AID_INPUT", 1004}, |
| 417 | {"AID_AUDIO", 1005}, |
| 418 | {"AID_CAMERA", 1006}, |
| 419 | {"AID_LOG", 1007}, |
| 420 | {"AID_COMPASS", 1008}, |
| 421 | {"AID_MOUNT", 1009}, |
| 422 | {"AID_WIFI", 1010}, |
| 423 | {"AID_ADB", 1011}, |
| 424 | {"AID_INSTALL", 1012}, |
| 425 | {"AID_MEDIA", 1013}, |
| 426 | {"AID_DHCP", 1014}, |
| 427 | {"AID_SDCARD_RW", 1015}, |
| 428 | {"AID_VPN", 1016}, |
| 429 | {"AID_KEYSTORE", 1017}, |
| 430 | {"AID_USB", 1018}, |
| 431 | {"AID_DRM", 1019}, |
| 432 | {"AID_MDNSR", 1020}, |
| 433 | {"AID_GPS", 1021}, |
| 434 | // {"AID_UNUSED1", 1022}, |
| 435 | {"AID_MEDIA_RW", 1023}, |
| 436 | {"AID_MTP", 1024}, |
| 437 | // {"AID_UNUSED2", 1025}, |
| 438 | {"AID_DRMRPC", 1026}, |
| 439 | {"AID_NFC", 1027}, |
| 440 | {"AID_SDCARD_R", 1028}, |
| 441 | {"AID_CLAT", 1029}, |
| 442 | {"AID_LOOP_RADIO", 1030}, |
| 443 | {"AID_MEDIA_DRM", 1031}, |
| 444 | {"AID_PACKAGE_INFO", 1032}, |
| 445 | {"AID_SDCARD_PICS", 1033}, |
| 446 | {"AID_SDCARD_AV", 1034}, |
| 447 | {"AID_SDCARD_ALL", 1035}, |
| 448 | {"AID_LOGD", 1036}, |
| 449 | {"AID_SHARED_RELRO", 1037}, |
| 450 | {"AID_DBUS", 1038}, |
| 451 | {"AID_TLSDATE", 1039}, |
| 452 | {"AID_MEDIA_EX", 1040}, |
| 453 | {"AID_AUDIOSERVER", 1041}, |
| 454 | {"AID_METRICS_COLL", 1042}, |
| 455 | {"AID_METRICSD", 1043}, |
| 456 | {"AID_WEBSERV", 1044}, |
| 457 | {"AID_DEBUGGERD", 1045}, |
| 458 | {"AID_MEDIA_CODEC", 1046}, |
| 459 | {"AID_CAMERASERVER", 1047}, |
| 460 | {"AID_FIREWALL", 1048}, |
| 461 | {"AID_TRUNKS", 1049}, |
| 462 | {"AID_NVRAM", 1050}, |
| 463 | {"AID_DNS", 1051}, |
| 464 | {"AID_DNS_TETHER", 1052}, |
| 465 | {"AID_WEBVIEW_ZYGOTE", 1053}, |
| 466 | {"AID_VEHICLE_NETWORK", 1054}, |
| 467 | {"AID_MEDIA_AUDIO", 1055}, |
| 468 | {"AID_MEDIA_VIDEO", 1056}, |
| 469 | {"AID_MEDIA_IMAGE", 1057}, |
| 470 | {"AID_TOMBSTONED", 1058}, |
| 471 | {"AID_MEDIA_OBB", 1059}, |
| 472 | {"AID_ESE", 1060}, |
| 473 | {"AID_OTA_UPDATE", 1061}, |
| 474 | {"AID_AUTOMOTIVE_EVS", 1062}, |
| 475 | {"AID_LOWPAN", 1063}, |
| 476 | {"AID_HSM", 1064}, |
Yao Chen | 29f79b5 | 2018-01-17 10:56:48 -0800 | [diff] [blame] | 477 | {"AID_RESERVED_DISK", 1065}, |
| 478 | {"AID_STATSD", 1066}, |
| 479 | {"AID_INCIDENTD", 1067}, |
Yao Chen | 147ce60 | 2017-12-22 14:35:34 -0800 | [diff] [blame] | 480 | {"AID_SHELL", 2000}, |
| 481 | {"AID_CACHE", 2001}, |
| 482 | {"AID_DIAG", 2002}}; |
| 483 | |
David Chen | de70169 | 2017-10-05 13:16:02 -0700 | [diff] [blame] | 484 | } // namespace statsd |
| 485 | } // namespace os |
Yao Chen | 29f79b5 | 2018-01-17 10:56:48 -0800 | [diff] [blame] | 486 | } // namespace android |