| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define DEBUG false // STOPSHIP if true |
| #include "Log.h" |
| |
| #include "StatsService.h" |
| #include "stats_log_util.h" |
| #include "android-base/stringprintf.h" |
| #include "config/ConfigKey.h" |
| #include "config/ConfigManager.h" |
| #include "guardrail/StatsdStats.h" |
| #include "storage/StorageManager.h" |
| #include "subscriber/SubscriberReporter.h" |
| |
| #include <android-base/file.h> |
| #include <android-base/strings.h> |
| #include <cutils/multiuser.h> |
| #include <frameworks/base/cmds/statsd/src/statsd_config.pb.h> |
| #include <frameworks/base/cmds/statsd/src/uid_data.pb.h> |
| #include <private/android_filesystem_config.h> |
| #include <statslog.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <sys/system_properties.h> |
| #include <unistd.h> |
| #include <utils/String16.h> |
| |
| using namespace android; |
| |
| using android::base::StringPrintf; |
| using android::util::FIELD_COUNT_REPEATED; |
| using android::util::FIELD_TYPE_MESSAGE; |
| |
| using Status = ::ndk::ScopedAStatus; |
| |
| namespace android { |
| namespace os { |
| namespace statsd { |
| |
| constexpr const char* kPermissionDump = "android.permission.DUMP"; |
| |
| #define STATS_SERVICE_DIR "/data/misc/stats-service" |
| |
| // for StatsDataDumpProto |
| const int FIELD_ID_REPORTS_LIST = 1; |
| |
| static Status exception(int32_t code, const std::string& msg) { |
| ALOGE("%s (%d)", msg.c_str(), code); |
| return ::ndk::ScopedAStatus(AStatus_fromExceptionCodeWithMessage(code, msg.c_str())); |
| } |
| |
| static bool checkPermission(const char* permission) { |
| pid_t pid = AIBinder_getCallingPid(); |
| uid_t uid = AIBinder_getCallingUid(); |
| return checkPermissionForIds(permission, pid, uid); |
| } |
| |
| Status checkUid(uid_t expectedUid) { |
| uid_t uid = AIBinder_getCallingUid(); |
| if (uid == expectedUid || uid == AID_ROOT) { |
| return Status::ok(); |
| } else { |
| return exception(EX_SECURITY, |
| StringPrintf("UID %d is not expected UID %d", uid, expectedUid)); |
| } |
| } |
| |
| #define ENFORCE_UID(uid) { \ |
| Status status = checkUid((uid)); \ |
| if (!status.isOk()) { \ |
| return status; \ |
| } \ |
| } |
| |
| StatsService::StatsService(const sp<Looper>& handlerLooper, shared_ptr<LogEventQueue> queue) |
| : mAnomalyAlarmMonitor(new AlarmMonitor( |
| MIN_DIFF_TO_UPDATE_REGISTERED_ALARM_SECS, |
| [](const shared_ptr<IStatsCompanionService>& sc, int64_t timeMillis) { |
| if (sc != nullptr) { |
| sc->setAnomalyAlarm(timeMillis); |
| StatsdStats::getInstance().noteRegisteredAnomalyAlarmChanged(); |
| } |
| }, |
| [](const shared_ptr<IStatsCompanionService>& sc) { |
| if (sc != nullptr) { |
| sc->cancelAnomalyAlarm(); |
| StatsdStats::getInstance().noteRegisteredAnomalyAlarmChanged(); |
| } |
| })), |
| mPeriodicAlarmMonitor(new AlarmMonitor( |
| MIN_DIFF_TO_UPDATE_REGISTERED_ALARM_SECS, |
| [](const shared_ptr<IStatsCompanionService>& sc, int64_t timeMillis) { |
| if (sc != nullptr) { |
| sc->setAlarmForSubscriberTriggering(timeMillis); |
| StatsdStats::getInstance().noteRegisteredPeriodicAlarmChanged(); |
| } |
| }, |
| [](const shared_ptr<IStatsCompanionService>& sc) { |
| if (sc != nullptr) { |
| sc->cancelAlarmForSubscriberTriggering(); |
| StatsdStats::getInstance().noteRegisteredPeriodicAlarmChanged(); |
| } |
| })), |
| mEventQueue(queue), |
| mStatsCompanionServiceDeathRecipient(AIBinder_DeathRecipient_new( |
| StatsService::statsCompanionServiceDied)) { |
| mUidMap = UidMap::getInstance(); |
| mPullerManager = new StatsPullerManager(); |
| StatsPuller::SetUidMap(mUidMap); |
| mConfigManager = new ConfigManager(); |
| mProcessor = new StatsLogProcessor( |
| mUidMap, mPullerManager, mAnomalyAlarmMonitor, mPeriodicAlarmMonitor, |
| getElapsedRealtimeNs(), |
| [this](const ConfigKey& key) { |
| shared_ptr<IPendingIntentRef> receiver = mConfigManager->GetConfigReceiver(key); |
| if (receiver == nullptr) { |
| VLOG("Could not find a broadcast receiver for %s", key.ToString().c_str()); |
| return false; |
| } else if (receiver->sendDataBroadcast( |
| mProcessor->getLastReportTimeNs(key)).isOk()) { |
| return true; |
| } else { |
| VLOG("Failed to send a broadcast for receiver %s", key.ToString().c_str()); |
| return false; |
| } |
| }, |
| [this](const int& uid, const vector<int64_t>& activeConfigs) { |
| shared_ptr<IPendingIntentRef> receiver = |
| mConfigManager->GetActiveConfigsChangedReceiver(uid); |
| if (receiver == nullptr) { |
| VLOG("Could not find receiver for uid %d", uid); |
| return false; |
| } else if (receiver->sendActiveConfigsChangedBroadcast(activeConfigs).isOk()) { |
| VLOG("StatsService::active configs broadcast succeeded for uid %d" , uid); |
| return true; |
| } else { |
| VLOG("StatsService::active configs broadcast failed for uid %d" , uid); |
| return false; |
| } |
| }); |
| |
| mUidMap->setListener(mProcessor); |
| mConfigManager->AddListener(mProcessor); |
| |
| init_system_properties(); |
| |
| if (mEventQueue != nullptr) { |
| std::thread pushedEventThread([this] { readLogs(); }); |
| pushedEventThread.detach(); |
| } |
| } |
| |
| StatsService::~StatsService() { |
| } |
| |
| /* Runs on a dedicated thread to process pushed events. */ |
| void StatsService::readLogs() { |
| // Read forever..... long live statsd |
| while (1) { |
| // Block until an event is available. |
| auto event = mEventQueue->waitPop(); |
| // Pass it to StatsLogProcess to all configs/metrics |
| // At this point, the LogEventQueue is not blocked, so that the socketListener |
| // can read events from the socket and write to buffer to avoid data drop. |
| mProcessor->OnLogEvent(event.get()); |
| // The ShellSubscriber is only used by shell for local debugging. |
| if (mShellSubscriber != nullptr) { |
| mShellSubscriber->onLogEvent(*event); |
| } |
| } |
| } |
| |
| void StatsService::init_system_properties() { |
| mEngBuild = false; |
| const prop_info* buildType = __system_property_find("ro.build.type"); |
| if (buildType != NULL) { |
| __system_property_read_callback(buildType, init_build_type_callback, this); |
| } |
| } |
| |
| void StatsService::init_build_type_callback(void* cookie, const char* /*name*/, const char* value, |
| uint32_t serial) { |
| if (0 == strcmp("eng", value) || 0 == strcmp("userdebug", value)) { |
| reinterpret_cast<StatsService*>(cookie)->mEngBuild = true; |
| } |
| } |
| |
| /** |
| * Write data from statsd. |
| * Format for statsdStats: adb shell dumpsys stats --metadata [-v] [--proto] |
| * Format for data report: adb shell dumpsys stats [anything other than --metadata] [--proto] |
| * Anything ending in --proto will be in proto format. |
| * Anything without --metadata as the first argument will be report information. |
| * (bugreports call "adb shell dumpsys stats --dump-priority NORMAL -a --proto") |
| * TODO: Come up with a more robust method of enacting <serviceutils/PriorityDumper.h>. |
| */ |
| status_t StatsService::dump(int fd, const char** args, uint32_t numArgs) { |
| if (!checkPermission(kPermissionDump)) { |
| return PERMISSION_DENIED; |
| } |
| |
| int lastArg = numArgs - 1; |
| bool asProto = false; |
| if (lastArg >= 0 && string(args[lastArg]) == "--proto") { // last argument |
| asProto = true; |
| lastArg--; |
| } |
| if (numArgs > 0 && string(args[0]) == "--metadata") { // first argument |
| // Request is to dump statsd stats. |
| bool verbose = false; |
| if (lastArg >= 0 && string(args[lastArg]) == "-v") { |
| verbose = true; |
| lastArg--; |
| } |
| dumpStatsdStats(fd, verbose, asProto); |
| } else { |
| // Request is to dump statsd report data. |
| if (asProto) { |
| dumpIncidentSection(fd); |
| } else { |
| dprintf(fd, "Non-proto format of stats data dump not available; see proto version.\n"); |
| } |
| } |
| |
| return NO_ERROR; |
| } |
| |
| /** |
| * Write debugging data about statsd in text or proto format. |
| */ |
| void StatsService::dumpStatsdStats(int out, bool verbose, bool proto) { |
| if (proto) { |
| vector<uint8_t> data; |
| StatsdStats::getInstance().dumpStats(&data, false); // does not reset statsdStats. |
| for (size_t i = 0; i < data.size(); i ++) { |
| dprintf(out, "%c", data[i]); |
| } |
| } else { |
| StatsdStats::getInstance().dumpStats(out); |
| mProcessor->dumpStates(out, verbose); |
| } |
| } |
| |
| /** |
| * Write stats report data in StatsDataDumpProto incident section format. |
| */ |
| void StatsService::dumpIncidentSection(int out) { |
| ProtoOutputStream proto; |
| for (const ConfigKey& configKey : mConfigManager->GetAllConfigKeys()) { |
| uint64_t reportsListToken = |
| proto.start(FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_REPORTS_LIST); |
| mProcessor->onDumpReport(configKey, getElapsedRealtimeNs(), |
| true /* includeCurrentBucket */, false /* erase_data */, |
| ADB_DUMP, |
| FAST, |
| &proto); |
| proto.end(reportsListToken); |
| proto.flush(out); |
| proto.clear(); |
| } |
| } |
| |
| /** |
| * Implementation of the adb shell cmd stats command. |
| */ |
| status_t StatsService::handleShellCommand(int in, int out, int err, const char** argv, |
| uint32_t argc) { |
| uid_t uid = AIBinder_getCallingUid(); |
| if (uid != AID_ROOT || uid != AID_SHELL) { |
| return PERMISSION_DENIED; |
| } |
| |
| Vector<String8> utf8Args; |
| utf8Args.setCapacity(argc); |
| for (uint32_t i = 0; i < argc; i++) { |
| utf8Args.push(String8(argv[i])); |
| } |
| |
| if (argc >= 1) { |
| // adb shell cmd stats config ... |
| if (!utf8Args[0].compare(String8("config"))) { |
| return cmd_config(in, out, err, utf8Args); |
| } |
| |
| if (!utf8Args[0].compare(String8("print-uid-map"))) { |
| return cmd_print_uid_map(out, utf8Args); |
| } |
| |
| if (!utf8Args[0].compare(String8("dump-report"))) { |
| return cmd_dump_report(out, utf8Args); |
| } |
| |
| if (!utf8Args[0].compare(String8("pull-source")) && argc > 1) { |
| return cmd_print_pulled_metrics(out, utf8Args); |
| } |
| |
| if (!utf8Args[0].compare(String8("send-broadcast"))) { |
| return cmd_trigger_broadcast(out, utf8Args); |
| } |
| |
| if (!utf8Args[0].compare(String8("print-stats"))) { |
| return cmd_print_stats(out, utf8Args); |
| } |
| |
| if (!utf8Args[0].compare(String8("meminfo"))) { |
| return cmd_dump_memory_info(out); |
| } |
| |
| if (!utf8Args[0].compare(String8("write-to-disk"))) { |
| return cmd_write_data_to_disk(out); |
| } |
| |
| if (!utf8Args[0].compare(String8("log-app-breadcrumb"))) { |
| return cmd_log_app_breadcrumb(out, utf8Args); |
| } |
| |
| if (!utf8Args[0].compare(String8("log-binary-push"))) { |
| return cmd_log_binary_push(out, utf8Args); |
| } |
| |
| if (!utf8Args[0].compare(String8("clear-puller-cache"))) { |
| return cmd_clear_puller_cache(out); |
| } |
| |
| if (!utf8Args[0].compare(String8("print-logs"))) { |
| return cmd_print_logs(out, utf8Args); |
| } |
| if (!utf8Args[0].compare(String8("send-active-configs"))) { |
| return cmd_trigger_active_config_broadcast(out, utf8Args); |
| } |
| if (!utf8Args[0].compare(String8("data-subscribe"))) { |
| { |
| std::lock_guard<std::mutex> lock(mShellSubscriberMutex); |
| if (mShellSubscriber == nullptr) { |
| mShellSubscriber = new ShellSubscriber(mUidMap, mPullerManager); |
| } |
| } |
| int timeoutSec = -1; |
| if (argc >= 2) { |
| timeoutSec = atoi(utf8Args[1].c_str()); |
| } |
| mShellSubscriber->startNewSubscription(in, out, timeoutSec); |
| return NO_ERROR; |
| } |
| } |
| |
| print_cmd_help(out); |
| return NO_ERROR; |
| } |
| |
| void StatsService::print_cmd_help(int out) { |
| dprintf(out, |
| "usage: adb shell cmd stats print-stats-log [tag_required] " |
| "[timestamp_nsec_optional]\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "usage: adb shell cmd stats meminfo\n"); |
| dprintf(out, "\n"); |
| dprintf(out, " Prints the malloc debug information. You need to run the following first: \n"); |
| dprintf(out, " # adb shell stop\n"); |
| dprintf(out, " # adb shell setprop libc.debug.malloc.program statsd \n"); |
| dprintf(out, " # adb shell setprop libc.debug.malloc.options backtrace \n"); |
| dprintf(out, " # adb shell start\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "usage: adb shell cmd stats print-uid-map [PKG]\n"); |
| dprintf(out, "\n"); |
| dprintf(out, " Prints the UID, app name, version mapping.\n"); |
| dprintf(out, " PKG Optional package name to print the uids of the package\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "usage: adb shell cmd stats pull-source [int] \n"); |
| dprintf(out, "\n"); |
| dprintf(out, " Prints the output of a pulled metrics source (int indicates source)\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "usage: adb shell cmd stats write-to-disk \n"); |
| dprintf(out, "\n"); |
| dprintf(out, " Flushes all data on memory to disk.\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "usage: adb shell cmd stats log-app-breadcrumb [UID] LABEL STATE\n"); |
| dprintf(out, " Writes an AppBreadcrumbReported event to the statslog buffer.\n"); |
| dprintf(out, " UID The uid to use. It is only possible to pass a UID\n"); |
| dprintf(out, " parameter on eng builds. If UID is omitted the calling\n"); |
| dprintf(out, " uid is used.\n"); |
| dprintf(out, " LABEL Integer in [0, 15], as per atoms.proto.\n"); |
| dprintf(out, " STATE Integer in [0, 3], as per atoms.proto.\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "\n"); |
| dprintf(out, |
| "usage: adb shell cmd stats log-binary-push NAME VERSION STAGING ROLLBACK_ENABLED " |
| "LOW_LATENCY STATE EXPERIMENT_IDS\n"); |
| dprintf(out, " Log a binary push state changed event.\n"); |
| dprintf(out, " NAME The train name.\n"); |
| dprintf(out, " VERSION The train version code.\n"); |
| dprintf(out, " STAGING If this train requires a restart.\n"); |
| dprintf(out, " ROLLBACK_ENABLED If rollback should be enabled for this install.\n"); |
| dprintf(out, " LOW_LATENCY If the train requires low latency monitoring.\n"); |
| dprintf(out, " STATE The status of the train push.\n"); |
| dprintf(out, " Integer value of the enum in atoms.proto.\n"); |
| dprintf(out, " EXPERIMENT_IDS Comma separated list of experiment ids.\n"); |
| dprintf(out, " Leave blank for none.\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "usage: adb shell cmd stats config remove [UID] [NAME]\n"); |
| dprintf(out, "usage: adb shell cmd stats config update [UID] NAME\n"); |
| dprintf(out, "\n"); |
| dprintf(out, " Adds, updates or removes a configuration. The proto should be in\n"); |
| dprintf(out, " wire-encoded protobuf format and passed via stdin. If no UID and name is\n"); |
| dprintf(out, " provided, then all configs will be removed from memory and disk.\n"); |
| dprintf(out, "\n"); |
| dprintf(out, " UID The uid to use. It is only possible to pass the UID\n"); |
| dprintf(out, " parameter on eng builds. If UID is omitted the calling\n"); |
| dprintf(out, " uid is used.\n"); |
| dprintf(out, " NAME The per-uid name to use\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "\n *Note: If both UID and NAME are omitted then all configs will\n"); |
| dprintf(out, "\n be removed from memory and disk!\n"); |
| dprintf(out, "\n"); |
| dprintf(out, |
| "usage: adb shell cmd stats dump-report [UID] NAME [--keep_data] " |
| "[--include_current_bucket] [--proto]\n"); |
| dprintf(out, " Dump all metric data for a configuration.\n"); |
| dprintf(out, " UID The uid of the configuration. It is only possible to pass\n"); |
| dprintf(out, " the UID parameter on eng builds. If UID is omitted the\n"); |
| dprintf(out, " calling uid is used.\n"); |
| dprintf(out, " NAME The name of the configuration\n"); |
| dprintf(out, " --keep_data Do NOT erase the data upon dumping it.\n"); |
| dprintf(out, " --proto Print proto binary.\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "usage: adb shell cmd stats send-broadcast [UID] NAME\n"); |
| dprintf(out, " Send a broadcast that triggers the subscriber to fetch metrics.\n"); |
| dprintf(out, " UID The uid of the configuration. It is only possible to pass\n"); |
| dprintf(out, " the UID parameter on eng builds. If UID is omitted the\n"); |
| dprintf(out, " calling uid is used.\n"); |
| dprintf(out, " NAME The name of the configuration\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "\n"); |
| dprintf(out, |
| "usage: adb shell cmd stats send-active-configs [--uid=UID] [--configs] " |
| "[NAME1] [NAME2] [NAME3..]\n"); |
| dprintf(out, " Send a broadcast that informs the subscriber of the current active configs.\n"); |
| dprintf(out, " --uid=UID The uid of the configurations. It is only possible to pass\n"); |
| dprintf(out, " the UID parameter on eng builds. If UID is omitted the\n"); |
| dprintf(out, " calling uid is used.\n"); |
| dprintf(out, " --configs Send the list of configs in the name list instead of\n"); |
| dprintf(out, " the currently active configs\n"); |
| dprintf(out, " NAME LIST List of configuration names to be included in the broadcast.\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "usage: adb shell cmd stats print-stats\n"); |
| dprintf(out, " Prints some basic stats.\n"); |
| dprintf(out, " --proto Print proto binary instead of string format.\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "usage: adb shell cmd stats clear-puller-cache\n"); |
| dprintf(out, " Clear cached puller data.\n"); |
| dprintf(out, "\n"); |
| dprintf(out, "usage: adb shell cmd stats print-logs\n"); |
| dprintf(out, " Only works on eng build\n"); |
| } |
| |
| status_t StatsService::cmd_trigger_broadcast(int out, Vector<String8>& args) { |
| string name; |
| bool good = false; |
| int uid; |
| const int argCount = args.size(); |
| if (argCount == 2) { |
| // Automatically pick the UID |
| uid = AIBinder_getCallingUid(); |
| name.assign(args[1].c_str(), args[1].size()); |
| good = true; |
| } else if (argCount == 3) { |
| good = getUidFromArgs(args, 1, uid); |
| if (!good) { |
| dprintf(out, "Invalid UID. Note that the metrics can only be dumped for " |
| "other UIDs on eng or userdebug builds.\n"); |
| } |
| name.assign(args[2].c_str(), args[2].size()); |
| } |
| if (!good) { |
| print_cmd_help(out); |
| return UNKNOWN_ERROR; |
| } |
| ConfigKey key(uid, StrToInt64(name)); |
| shared_ptr<IPendingIntentRef> receiver = mConfigManager->GetConfigReceiver(key); |
| if (receiver == nullptr) { |
| VLOG("Could not find receiver for %s, %s", args[1].c_str(), args[2].c_str()); |
| return UNKNOWN_ERROR; |
| } else if (receiver->sendDataBroadcast(mProcessor->getLastReportTimeNs(key)).isOk()) { |
| VLOG("StatsService::trigger broadcast succeeded to %s, %s", args[1].c_str(), |
| args[2].c_str()); |
| } else { |
| VLOG("StatsService::trigger broadcast failed to %s, %s", args[1].c_str(), args[2].c_str()); |
| return UNKNOWN_ERROR; |
| } |
| return NO_ERROR; |
| } |
| |
| status_t StatsService::cmd_trigger_active_config_broadcast(int out, Vector<String8>& args) { |
| const int argCount = args.size(); |
| int uid; |
| vector<int64_t> configIds; |
| if (argCount == 1) { |
| // Automatically pick the uid and send a broadcast that has no active configs. |
| uid = AIBinder_getCallingUid(); |
| mProcessor->GetActiveConfigs(uid, configIds); |
| } else { |
| int curArg = 1; |
| if(args[curArg].find("--uid=") == 0) { |
| string uidArgStr(args[curArg].c_str()); |
| string uidStr = uidArgStr.substr(6); |
| if (!getUidFromString(uidStr.c_str(), uid)) { |
| dprintf(out, "Invalid UID. Note that the config can only be set for " |
| "other UIDs on eng or userdebug builds.\n"); |
| return UNKNOWN_ERROR; |
| } |
| curArg++; |
| } else { |
| uid = AIBinder_getCallingUid(); |
| } |
| if (curArg == argCount || args[curArg] != "--configs") { |
| VLOG("Reached end of args, or specify configs not set. Sending actual active configs,"); |
| mProcessor->GetActiveConfigs(uid, configIds); |
| } else { |
| // Flag specified, use the given list of configs. |
| curArg++; |
| for (int i = curArg; i < argCount; i++) { |
| char* endp; |
| int64_t configID = strtoll(args[i].c_str(), &endp, 10); |
| if (endp == args[i].c_str() || *endp != '\0') { |
| dprintf(out, "Error parsing config ID.\n"); |
| return UNKNOWN_ERROR; |
| } |
| VLOG("Adding config id %ld", static_cast<long>(configID)); |
| configIds.push_back(configID); |
| } |
| } |
| } |
| shared_ptr<IPendingIntentRef> receiver = mConfigManager->GetActiveConfigsChangedReceiver(uid); |
| if (receiver == nullptr) { |
| VLOG("Could not find receiver for uid %d", uid); |
| return UNKNOWN_ERROR; |
| } else if (receiver->sendActiveConfigsChangedBroadcast(configIds).isOk()) { |
| VLOG("StatsService::trigger active configs changed broadcast succeeded for uid %d" , uid); |
| } else { |
| VLOG("StatsService::trigger active configs changed broadcast failed for uid %d", uid); |
| return UNKNOWN_ERROR; |
| } |
| return NO_ERROR; |
| } |
| |
| status_t StatsService::cmd_config(int in, int out, int err, Vector<String8>& args) { |
| const int argCount = args.size(); |
| if (argCount >= 2) { |
| if (args[1] == "update" || args[1] == "remove") { |
| bool good = false; |
| int uid = -1; |
| string name; |
| |
| if (argCount == 3) { |
| // Automatically pick the UID |
| uid = AIBinder_getCallingUid(); |
| name.assign(args[2].c_str(), args[2].size()); |
| good = true; |
| } else if (argCount == 4) { |
| good = getUidFromArgs(args, 2, uid); |
| if (!good) { |
| dprintf(err, "Invalid UID. Note that the config can only be set for " |
| "other UIDs on eng or userdebug builds.\n"); |
| } |
| name.assign(args[3].c_str(), args[3].size()); |
| } else if (argCount == 2 && args[1] == "remove") { |
| good = true; |
| } |
| |
| if (!good) { |
| // If arg parsing failed, print the help text and return an error. |
| print_cmd_help(out); |
| return UNKNOWN_ERROR; |
| } |
| |
| if (args[1] == "update") { |
| char* endp; |
| int64_t configID = strtoll(name.c_str(), &endp, 10); |
| if (endp == name.c_str() || *endp != '\0') { |
| dprintf(err, "Error parsing config ID.\n"); |
| return UNKNOWN_ERROR; |
| } |
| |
| // Read stream into buffer. |
| string buffer; |
| if (!android::base::ReadFdToString(in, &buffer)) { |
| dprintf(err, "Error reading stream for StatsConfig.\n"); |
| return UNKNOWN_ERROR; |
| } |
| |
| // Parse buffer. |
| StatsdConfig config; |
| if (!config.ParseFromString(buffer)) { |
| dprintf(err, "Error parsing proto stream for StatsConfig.\n"); |
| return UNKNOWN_ERROR; |
| } |
| |
| // Add / update the config. |
| mConfigManager->UpdateConfig(ConfigKey(uid, configID), config); |
| } else { |
| if (argCount == 2) { |
| cmd_remove_all_configs(out); |
| } else { |
| // Remove the config. |
| mConfigManager->RemoveConfig(ConfigKey(uid, StrToInt64(name))); |
| } |
| } |
| |
| return NO_ERROR; |
| } |
| } |
| print_cmd_help(out); |
| return UNKNOWN_ERROR; |
| } |
| |
| status_t StatsService::cmd_dump_report(int out, const Vector<String8>& args) { |
| if (mProcessor != nullptr) { |
| int argCount = args.size(); |
| bool good = false; |
| bool proto = false; |
| bool includeCurrentBucket = false; |
| bool eraseData = true; |
| int uid; |
| string name; |
| if (!std::strcmp("--proto", args[argCount-1].c_str())) { |
| proto = true; |
| argCount -= 1; |
| } |
| if (!std::strcmp("--include_current_bucket", args[argCount-1].c_str())) { |
| includeCurrentBucket = true; |
| argCount -= 1; |
| } |
| if (!std::strcmp("--keep_data", args[argCount-1].c_str())) { |
| eraseData = false; |
| argCount -= 1; |
| } |
| if (argCount == 2) { |
| // Automatically pick the UID |
| uid = AIBinder_getCallingUid(); |
| name.assign(args[1].c_str(), args[1].size()); |
| good = true; |
| } else if (argCount == 3) { |
| good = getUidFromArgs(args, 1, uid); |
| if (!good) { |
| dprintf(out, "Invalid UID. Note that the metrics can only be dumped for " |
| "other UIDs on eng or userdebug builds.\n"); |
| } |
| name.assign(args[2].c_str(), args[2].size()); |
| } |
| if (good) { |
| vector<uint8_t> data; |
| mProcessor->onDumpReport(ConfigKey(uid, StrToInt64(name)), getElapsedRealtimeNs(), |
| includeCurrentBucket, eraseData, ADB_DUMP, |
| NO_TIME_CONSTRAINTS, |
| &data); |
| if (proto) { |
| for (size_t i = 0; i < data.size(); i ++) { |
| dprintf(out, "%c", data[i]); |
| } |
| } else { |
| dprintf(out, "Non-proto stats data dump not currently supported.\n"); |
| } |
| return android::OK; |
| } else { |
| // If arg parsing failed, print the help text and return an error. |
| print_cmd_help(out); |
| return UNKNOWN_ERROR; |
| } |
| } else { |
| dprintf(out, "Log processor does not exist...\n"); |
| return UNKNOWN_ERROR; |
| } |
| } |
| |
| status_t StatsService::cmd_print_stats(int out, const Vector<String8>& args) { |
| int argCount = args.size(); |
| bool proto = false; |
| if (!std::strcmp("--proto", args[argCount-1].c_str())) { |
| proto = true; |
| argCount -= 1; |
| } |
| StatsdStats& statsdStats = StatsdStats::getInstance(); |
| if (proto) { |
| vector<uint8_t> data; |
| statsdStats.dumpStats(&data, false); // does not reset statsdStats. |
| for (size_t i = 0; i < data.size(); i ++) { |
| dprintf(out, "%c", data[i]); |
| } |
| |
| } else { |
| vector<ConfigKey> configs = mConfigManager->GetAllConfigKeys(); |
| for (const ConfigKey& key : configs) { |
| dprintf(out, "Config %s uses %zu bytes\n", key.ToString().c_str(), |
| mProcessor->GetMetricsSize(key)); |
| } |
| statsdStats.dumpStats(out); |
| } |
| return NO_ERROR; |
| } |
| |
| status_t StatsService::cmd_print_uid_map(int out, const Vector<String8>& args) { |
| if (args.size() > 1) { |
| string pkg; |
| pkg.assign(args[1].c_str(), args[1].size()); |
| auto uids = mUidMap->getAppUid(pkg); |
| dprintf(out, "%s -> [ ", pkg.c_str()); |
| for (const auto& uid : uids) { |
| dprintf(out, "%d ", uid); |
| } |
| dprintf(out, "]\n"); |
| } else { |
| mUidMap->printUidMap(out); |
| } |
| return NO_ERROR; |
| } |
| |
| status_t StatsService::cmd_write_data_to_disk(int out) { |
| dprintf(out, "Writing data to disk\n"); |
| mProcessor->WriteDataToDisk(ADB_DUMP, NO_TIME_CONSTRAINTS); |
| return NO_ERROR; |
| } |
| |
| status_t StatsService::cmd_log_app_breadcrumb(int out, const Vector<String8>& args) { |
| bool good = false; |
| int32_t uid; |
| int32_t label; |
| int32_t state; |
| const int argCount = args.size(); |
| if (argCount == 3) { |
| // Automatically pick the UID |
| uid = AIBinder_getCallingUid(); |
| label = atoi(args[1].c_str()); |
| state = atoi(args[2].c_str()); |
| good = true; |
| } else if (argCount == 4) { |
| good = getUidFromArgs(args, 1, uid); |
| if (!good) { |
| dprintf(out, |
| "Invalid UID. Note that selecting a UID for writing AppBreadcrumb can only be " |
| "done for other UIDs on eng or userdebug builds.\n"); |
| } |
| label = atoi(args[2].c_str()); |
| state = atoi(args[3].c_str()); |
| } |
| if (good) { |
| dprintf(out, "Logging AppBreadcrumbReported(%d, %d, %d) to statslog.\n", uid, label, state); |
| android::util::stats_write(android::util::APP_BREADCRUMB_REPORTED, uid, label, state); |
| } else { |
| print_cmd_help(out); |
| return UNKNOWN_ERROR; |
| } |
| return NO_ERROR; |
| } |
| |
| status_t StatsService::cmd_log_binary_push(int out, const Vector<String8>& args) { |
| // Security checks are done in the sendBinaryPushStateChanged atom. |
| const int argCount = args.size(); |
| if (argCount != 7 && argCount != 8) { |
| dprintf(out, "Incorrect number of argument supplied\n"); |
| return UNKNOWN_ERROR; |
| } |
| string trainName = string(args[1].c_str()); |
| int64_t trainVersion = strtoll(args[2].c_str(), nullptr, 10); |
| int32_t state = atoi(args[6].c_str()); |
| vector<int64_t> experimentIds; |
| if (argCount == 8) { |
| vector<string> experimentIdsString = android::base::Split(string(args[7].c_str()), ","); |
| for (string experimentIdString : experimentIdsString) { |
| int64_t experimentId = strtoll(experimentIdString.c_str(), nullptr, 10); |
| experimentIds.push_back(experimentId); |
| } |
| } |
| dprintf(out, "Logging BinaryPushStateChanged\n"); |
| vector<uint8_t> experimentIdBytes; |
| writeExperimentIdsToProto(experimentIds, &experimentIdBytes); |
| LogEvent event(trainName, trainVersion, args[3], args[4], args[5], state, experimentIdBytes, 0); |
| mProcessor->OnLogEvent(&event); |
| return NO_ERROR; |
| } |
| |
| status_t StatsService::cmd_print_pulled_metrics(int out, const Vector<String8>& args) { |
| int s = atoi(args[1].c_str()); |
| vector<shared_ptr<LogEvent> > stats; |
| if (mPullerManager->Pull(s, &stats)) { |
| for (const auto& it : stats) { |
| dprintf(out, "Pull from %d: %s\n", s, it->ToString().c_str()); |
| } |
| dprintf(out, "Pull from %d: Received %zu elements\n", s, stats.size()); |
| return NO_ERROR; |
| } |
| return UNKNOWN_ERROR; |
| } |
| |
| status_t StatsService::cmd_remove_all_configs(int out) { |
| dprintf(out, "Removing all configs...\n"); |
| VLOG("StatsService::cmd_remove_all_configs was called"); |
| mConfigManager->RemoveAllConfigs(); |
| StorageManager::deleteAllFiles(STATS_SERVICE_DIR); |
| return NO_ERROR; |
| } |
| |
| status_t StatsService::cmd_dump_memory_info(int out) { |
| dprintf(out, "meminfo not available.\n"); |
| return NO_ERROR; |
| } |
| |
| status_t StatsService::cmd_clear_puller_cache(int out) { |
| VLOG("StatsService::cmd_clear_puller_cache with Pid %i, Uid %i", |
| AIBinder_getCallingPid(), AIBinder_getCallingUid()); |
| if (checkPermission(kPermissionDump)) { |
| int cleared = mPullerManager->ForceClearPullerCache(); |
| dprintf(out, "Puller removed %d cached data!\n", cleared); |
| return NO_ERROR; |
| } else { |
| return PERMISSION_DENIED; |
| } |
| } |
| |
| status_t StatsService::cmd_print_logs(int out, const Vector<String8>& args) { |
| VLOG("StatsService::cmd_print_logs with Pid %i, Uid %i", AIBinder_getCallingPid(), |
| AIBinder_getCallingUid()); |
| if (checkPermission(kPermissionDump)) { |
| bool enabled = true; |
| if (args.size() >= 2) { |
| enabled = atoi(args[1].c_str()) != 0; |
| } |
| mProcessor->setPrintLogs(enabled); |
| return NO_ERROR; |
| } else { |
| return PERMISSION_DENIED; |
| } |
| } |
| |
| bool StatsService::getUidFromArgs(const Vector<String8>& args, size_t uidArgIndex, int32_t& uid) { |
| return getUidFromString(args[uidArgIndex].c_str(), uid); |
| } |
| |
| bool StatsService::getUidFromString(const char* s, int32_t& uid) { |
| if (*s == '\0') { |
| return false; |
| } |
| char* endc = NULL; |
| int64_t longUid = strtol(s, &endc, 0); |
| if (*endc != '\0') { |
| return false; |
| } |
| int32_t goodUid = static_cast<int32_t>(longUid); |
| if (longUid < 0 || static_cast<uint64_t>(longUid) != static_cast<uid_t>(goodUid)) { |
| return false; // It was not of uid_t type. |
| } |
| uid = goodUid; |
| |
| int32_t callingUid = AIBinder_getCallingUid(); |
| return mEngBuild // UserDebug/EngBuild are allowed to impersonate uids. |
| || (callingUid == goodUid) // Anyone can 'impersonate' themselves. |
| || (callingUid == AID_ROOT && goodUid == AID_SHELL); // ROOT can impersonate SHELL. |
| } |
| |
| Status StatsService::informAllUidData(const ScopedFileDescriptor& fd) { |
| ENFORCE_UID(AID_SYSTEM); |
| // Read stream into buffer. |
| string buffer; |
| if (!android::base::ReadFdToString(fd.get(), &buffer)) { |
| return exception(EX_ILLEGAL_ARGUMENT, "Failed to read all data from the pipe."); |
| } |
| |
| // Parse buffer. |
| UidData uidData; |
| if (!uidData.ParseFromString(buffer)) { |
| return exception(EX_ILLEGAL_ARGUMENT, "Error parsing proto stream for UidData."); |
| } |
| |
| vector<String16> versionStrings; |
| vector<String16> installers; |
| vector<String16> packageNames; |
| vector<int32_t> uids; |
| vector<int64_t> versions; |
| |
| const auto numEntries = uidData.app_info_size(); |
| versionStrings.reserve(numEntries); |
| installers.reserve(numEntries); |
| packageNames.reserve(numEntries); |
| uids.reserve(numEntries); |
| versions.reserve(numEntries); |
| |
| for (const auto& appInfo: uidData.app_info()) { |
| packageNames.emplace_back(String16(appInfo.package_name().c_str())); |
| uids.push_back(appInfo.uid()); |
| versions.push_back(appInfo.version()); |
| versionStrings.emplace_back(String16(appInfo.version_string().c_str())); |
| installers.emplace_back(String16(appInfo.installer().c_str())); |
| } |
| |
| mUidMap->updateMap(getElapsedRealtimeNs(), |
| uids, |
| versions, |
| versionStrings, |
| packageNames, |
| installers); |
| |
| VLOG("StatsService::informAllUidData UidData proto parsed successfully."); |
| return Status::ok(); |
| } |
| |
| Status StatsService::informOnePackage(const string& app, int32_t uid, int64_t version, |
| const string& versionString, const string& installer) { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| VLOG("StatsService::informOnePackage was called"); |
| // TODO(b/149254662): This is gross. We should consider changing statsd |
| // internals to use std::string. |
| String16 utf16App = String16(app.c_str()); |
| String16 utf16VersionString = String16(versionString.c_str()); |
| String16 utf16Installer = String16(installer.c_str()); |
| |
| mUidMap->updateApp(getElapsedRealtimeNs(), utf16App, uid, version, utf16VersionString, |
| utf16Installer); |
| return Status::ok(); |
| } |
| |
| Status StatsService::informOnePackageRemoved(const string& app, int32_t uid) { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| VLOG("StatsService::informOnePackageRemoved was called"); |
| String16 utf16App = String16(app.c_str()); |
| mUidMap->removeApp(getElapsedRealtimeNs(), utf16App, uid); |
| mConfigManager->RemoveConfigs(uid); |
| return Status::ok(); |
| } |
| |
| Status StatsService::informAnomalyAlarmFired() { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| VLOG("StatsService::informAnomalyAlarmFired was called"); |
| int64_t currentTimeSec = getElapsedRealtimeSec(); |
| std::unordered_set<sp<const InternalAlarm>, SpHash<InternalAlarm>> alarmSet = |
| mAnomalyAlarmMonitor->popSoonerThan(static_cast<uint32_t>(currentTimeSec)); |
| if (alarmSet.size() > 0) { |
| VLOG("Found an anomaly alarm that fired."); |
| mProcessor->onAnomalyAlarmFired(currentTimeSec * NS_PER_SEC, alarmSet); |
| } else { |
| VLOG("Cannot find an anomaly alarm that fired. Perhaps it was recently cancelled."); |
| } |
| return Status::ok(); |
| } |
| |
| Status StatsService::informAlarmForSubscriberTriggeringFired() { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| VLOG("StatsService::informAlarmForSubscriberTriggeringFired was called"); |
| int64_t currentTimeSec = getElapsedRealtimeSec(); |
| std::unordered_set<sp<const InternalAlarm>, SpHash<InternalAlarm>> alarmSet = |
| mPeriodicAlarmMonitor->popSoonerThan(static_cast<uint32_t>(currentTimeSec)); |
| if (alarmSet.size() > 0) { |
| VLOG("Found periodic alarm fired."); |
| mProcessor->onPeriodicAlarmFired(currentTimeSec * NS_PER_SEC, alarmSet); |
| } else { |
| ALOGW("Cannot find an periodic alarm that fired. Perhaps it was recently cancelled."); |
| } |
| return Status::ok(); |
| } |
| |
| Status StatsService::informPollAlarmFired() { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| VLOG("StatsService::informPollAlarmFired was called"); |
| mProcessor->informPullAlarmFired(getElapsedRealtimeNs()); |
| VLOG("StatsService::informPollAlarmFired succeeded"); |
| return Status::ok(); |
| } |
| |
| Status StatsService::systemRunning() { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| // When system_server is up and running, schedule the dropbox task to run. |
| VLOG("StatsService::systemRunning"); |
| sayHiToStatsCompanion(); |
| return Status::ok(); |
| } |
| |
| Status StatsService::informDeviceShutdown() { |
| ENFORCE_UID(AID_SYSTEM); |
| VLOG("StatsService::informDeviceShutdown"); |
| mProcessor->WriteDataToDisk(DEVICE_SHUTDOWN, FAST); |
| mProcessor->SaveActiveConfigsToDisk(getElapsedRealtimeNs()); |
| return Status::ok(); |
| } |
| |
| void StatsService::sayHiToStatsCompanion() { |
| shared_ptr<IStatsCompanionService> statsCompanion = getStatsCompanionService(); |
| if (statsCompanion != nullptr) { |
| VLOG("Telling statsCompanion that statsd is ready"); |
| statsCompanion->statsdReady(); |
| } else { |
| VLOG("Could not access statsCompanion"); |
| } |
| } |
| |
| Status StatsService::statsCompanionReady() { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| VLOG("StatsService::statsCompanionReady was called"); |
| shared_ptr<IStatsCompanionService> statsCompanion = getStatsCompanionService(); |
| if (statsCompanion == nullptr) { |
| return exception(EX_NULL_POINTER, |
| "StatsCompanion unavailable despite it contacting statsd."); |
| } |
| VLOG("StatsService::statsCompanionReady linking to statsCompanion."); |
| AIBinder_linkToDeath(statsCompanion->asBinder().get(), |
| mStatsCompanionServiceDeathRecipient.get(), this); |
| mPullerManager->SetStatsCompanionService(statsCompanion); |
| mAnomalyAlarmMonitor->setStatsCompanionService(statsCompanion); |
| mPeriodicAlarmMonitor->setStatsCompanionService(statsCompanion); |
| return Status::ok(); |
| } |
| |
| void StatsService::Startup() { |
| mConfigManager->Startup(); |
| mProcessor->LoadActiveConfigsFromDisk(); |
| } |
| |
| void StatsService::Terminate() { |
| ALOGI("StatsService::Terminating"); |
| if (mProcessor != nullptr) { |
| mProcessor->WriteDataToDisk(TERMINATION_SIGNAL_RECEIVED, FAST); |
| mProcessor->SaveActiveConfigsToDisk(getElapsedRealtimeNs()); |
| } |
| } |
| |
| // Test only interface!!! |
| void StatsService::OnLogEvent(LogEvent* event) { |
| mProcessor->OnLogEvent(event); |
| if (mShellSubscriber != nullptr) { |
| mShellSubscriber->onLogEvent(*event); |
| } |
| } |
| |
| Status StatsService::getData(int64_t key, const int32_t callingUid, vector<int8_t>* output) { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| VLOG("StatsService::getData with Uid %i", callingUid); |
| ConfigKey configKey(callingUid, key); |
| // TODO(b/149254662): Since libbinder_ndk uses int8_t instead of uint8_t, |
| // there are inconsistencies with internal statsd logic. Instead of |
| // modifying lots of files, we create a temporary output array of int8_t and |
| // copy its data into output. This is a bad hack, but hopefully |
| // libbinder_ndk will transition to using uint8_t soon: progress is tracked |
| // in b/144957764. Same applies to StatsService::getMetadata. |
| vector<uint8_t> unsignedOutput; |
| // The dump latency does not matter here since we do not include the current bucket, we do not |
| // need to pull any new data anyhow. |
| mProcessor->onDumpReport(configKey, getElapsedRealtimeNs(), false /* include_current_bucket*/, |
| true /* erase_data */, GET_DATA_CALLED, FAST, &unsignedOutput); |
| *output = vector<int8_t>(unsignedOutput.begin(), unsignedOutput.end()); |
| return Status::ok(); |
| } |
| |
| Status StatsService::getMetadata(vector<int8_t>* output) { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| vector<uint8_t> unsignedOutput; |
| StatsdStats::getInstance().dumpStats(&unsignedOutput, false); // Don't reset the counters. |
| *output = vector<int8_t>(unsignedOutput.begin(), unsignedOutput.end()); |
| return Status::ok(); |
| } |
| |
| Status StatsService::addConfiguration(int64_t key, const vector <int8_t>& config, |
| const int32_t callingUid) { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| if (addConfigurationChecked(callingUid, key, config)) { |
| return Status::ok(); |
| } else { |
| return exception(EX_ILLEGAL_ARGUMENT, "Could not parse malformatted StatsdConfig."); |
| } |
| } |
| |
| bool StatsService::addConfigurationChecked(int uid, int64_t key, const vector<int8_t>& config) { |
| ConfigKey configKey(uid, key); |
| StatsdConfig cfg; |
| if (config.size() > 0) { // If the config is empty, skip parsing. |
| if (!cfg.ParseFromArray(&config[0], config.size())) { |
| return false; |
| } |
| } |
| mConfigManager->UpdateConfig(configKey, cfg); |
| return true; |
| } |
| |
| Status StatsService::removeDataFetchOperation(int64_t key, |
| const int32_t callingUid) { |
| ENFORCE_UID(AID_SYSTEM); |
| ConfigKey configKey(callingUid, key); |
| mConfigManager->RemoveConfigReceiver(configKey); |
| return Status::ok(); |
| } |
| |
| Status StatsService::setDataFetchOperation(int64_t key, |
| const shared_ptr<IPendingIntentRef>& pir, |
| const int32_t callingUid) { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| ConfigKey configKey(callingUid, key); |
| mConfigManager->SetConfigReceiver(configKey, pir); |
| if (StorageManager::hasConfigMetricsReport(configKey)) { |
| VLOG("StatsService::setDataFetchOperation marking configKey %s to dump reports on disk", |
| configKey.ToString().c_str()); |
| mProcessor->noteOnDiskData(configKey); |
| } |
| return Status::ok(); |
| } |
| |
| Status StatsService::setActiveConfigsChangedOperation(const shared_ptr<IPendingIntentRef>& pir, |
| const int32_t callingUid, |
| vector<int64_t>* output) { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| mConfigManager->SetActiveConfigsChangedReceiver(callingUid, pir); |
| if (output != nullptr) { |
| mProcessor->GetActiveConfigs(callingUid, *output); |
| } else { |
| ALOGW("StatsService::setActiveConfigsChanged output was nullptr"); |
| } |
| return Status::ok(); |
| } |
| |
| Status StatsService::removeActiveConfigsChangedOperation(const int32_t callingUid) { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| mConfigManager->RemoveActiveConfigsChangedReceiver(callingUid); |
| return Status::ok(); |
| } |
| |
| Status StatsService::removeConfiguration(int64_t key, const int32_t callingUid) { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| ConfigKey configKey(callingUid, key); |
| mConfigManager->RemoveConfig(configKey); |
| return Status::ok(); |
| } |
| |
| Status StatsService::setBroadcastSubscriber(int64_t configId, |
| int64_t subscriberId, |
| const shared_ptr<IPendingIntentRef>& pir, |
| const int32_t callingUid) { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| VLOG("StatsService::setBroadcastSubscriber called."); |
| ConfigKey configKey(callingUid, configId); |
| SubscriberReporter::getInstance() |
| .setBroadcastSubscriber(configKey, subscriberId, pir); |
| return Status::ok(); |
| } |
| |
| Status StatsService::unsetBroadcastSubscriber(int64_t configId, |
| int64_t subscriberId, |
| const int32_t callingUid) { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| VLOG("StatsService::unsetBroadcastSubscriber called."); |
| ConfigKey configKey(callingUid, configId); |
| SubscriberReporter::getInstance() |
| .unsetBroadcastSubscriber(configKey, subscriberId); |
| return Status::ok(); |
| } |
| |
| Status StatsService::sendAppBreadcrumbAtom(int32_t label, int32_t state) { |
| // Permission check not necessary as it's meant for applications to write to |
| // statsd. |
| android::util::stats_write(util::APP_BREADCRUMB_REPORTED, |
| (int32_t) AIBinder_getCallingUid(), label, |
| state); |
| return Status::ok(); |
| } |
| |
| Status StatsService::registerPullAtomCallback(int32_t uid, int32_t atomTag, int64_t coolDownNs, |
| int64_t timeoutNs, const std::vector<int32_t>& additiveFields, |
| const shared_ptr<IPullAtomCallback>& pullerCallback) { |
| ENFORCE_UID(AID_SYSTEM); |
| |
| VLOG("StatsService::registerPullAtomCallback called."); |
| mPullerManager->RegisterPullAtomCallback(uid, atomTag, coolDownNs, timeoutNs, additiveFields, |
| pullerCallback); |
| return Status::ok(); |
| } |
| |
| Status StatsService::registerNativePullAtomCallback(int32_t atomTag, int64_t coolDownNs, |
| int64_t timeoutNs, const std::vector<int32_t>& additiveFields, |
| const shared_ptr<IPullAtomCallback>& pullerCallback) { |
| |
| VLOG("StatsService::registerNativePullAtomCallback called."); |
| int32_t uid = AIBinder_getCallingUid(); |
| mPullerManager->RegisterPullAtomCallback(uid, atomTag, coolDownNs, timeoutNs, additiveFields, |
| pullerCallback); |
| return Status::ok(); |
| } |
| |
| Status StatsService::unregisterPullAtomCallback(int32_t uid, int32_t atomTag) { |
| ENFORCE_UID(AID_SYSTEM); |
| VLOG("StatsService::unregisterPullAtomCallback called."); |
| mPullerManager->UnregisterPullAtomCallback(uid, atomTag); |
| return Status::ok(); |
| } |
| |
| Status StatsService::unregisterNativePullAtomCallback(int32_t atomTag) { |
| VLOG("StatsService::unregisterNativePullAtomCallback called."); |
| int32_t uid = AIBinder_getCallingUid(); |
| mPullerManager->UnregisterPullAtomCallback(uid, atomTag); |
| return Status::ok(); |
| } |
| |
| Status StatsService::getRegisteredExperimentIds(std::vector<int64_t>* experimentIdsOut) { |
| ENFORCE_UID(AID_SYSTEM); |
| // TODO: add verifier permission |
| |
| experimentIdsOut->clear(); |
| // Read the latest train info |
| vector<InstallTrainInfo> trainInfoList = StorageManager::readAllTrainInfo(); |
| if (trainInfoList.empty()) { |
| // No train info means no experiment IDs, return an empty list |
| return Status::ok(); |
| } |
| |
| // Copy the experiment IDs to the out vector |
| for (InstallTrainInfo& trainInfo : trainInfoList) { |
| experimentIdsOut->insert(experimentIdsOut->end(), |
| trainInfo.experimentIds.begin(), |
| trainInfo.experimentIds.end()); |
| } |
| return Status::ok(); |
| } |
| |
| |
| void StatsService::statsCompanionServiceDied(void* cookie) { |
| auto thiz = static_cast<StatsService*>(cookie); |
| thiz->statsCompanionServiceDiedImpl(); |
| } |
| |
| void StatsService::statsCompanionServiceDiedImpl() { |
| ALOGW("statscompanion service died"); |
| StatsdStats::getInstance().noteSystemServerRestart(getWallClockSec()); |
| if (mProcessor != nullptr) { |
| ALOGW("Reset statsd upon system server restarts."); |
| int64_t systemServerRestartNs = getElapsedRealtimeNs(); |
| ProtoOutputStream proto; |
| mProcessor->WriteActiveConfigsToProtoOutputStream(systemServerRestartNs, |
| STATSCOMPANION_DIED, &proto); |
| |
| mProcessor->WriteDataToDisk(STATSCOMPANION_DIED, FAST); |
| mProcessor->resetConfigs(); |
| |
| std::string serializedActiveConfigs; |
| if (proto.serializeToString(&serializedActiveConfigs)) { |
| ActiveConfigList activeConfigs; |
| if (activeConfigs.ParseFromString(serializedActiveConfigs)) { |
| mProcessor->SetConfigsActiveState(activeConfigs, systemServerRestartNs); |
| } |
| } |
| } |
| mAnomalyAlarmMonitor->setStatsCompanionService(nullptr); |
| mPeriodicAlarmMonitor->setStatsCompanionService(nullptr); |
| mPullerManager->SetStatsCompanionService(nullptr); |
| } |
| |
| } // namespace statsd |
| } // namespace os |
| } // namespace android |